diff options
Diffstat (limited to 'drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c')
| -rw-r--r-- | drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 6687 |
1 files changed, 5501 insertions, 1186 deletions
diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c index 4a29f72334d0..39b425d83bb1 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c @@ -28,8 +28,17 @@ #include "dm_services_types.h" #include "dc.h" +#include "dc_link_dp.h" +#include "link_enc_cfg.h" #include "dc/inc/core_types.h" #include "dal_asic_id.h" +#include "dmub/dmub_srv.h" +#include "dc/inc/hw/dmcu.h" +#include "dc/inc/hw/abm.h" +#include "dc/dc_dmub_srv.h" +#include "dc/dc_edid_parser.h" +#include "dc/dc_stat.h" +#include "amdgpu_dm_trace.h" #include "vid.h" #include "amdgpu.h" @@ -37,7 +46,12 @@ #include "amdgpu_ucode.h" #include "atom.h" #include "amdgpu_dm.h" +#ifdef CONFIG_DRM_AMD_DC_HDCP +#include "amdgpu_dm_hdcp.h" +#include <drm/display/drm_hdcp_helper.h> +#endif #include "amdgpu_pm.h" +#include "amdgpu_atombios.h" #include "amd_shared.h" #include "amdgpu_dm_irq.h" @@ -46,29 +60,30 @@ #if defined(CONFIG_DEBUG_FS) #include "amdgpu_dm_debugfs.h" #endif +#include "amdgpu_dm_psr.h" #include "ivsrcid/ivsrcid_vislands30.h" +#include "i2caux_interface.h" #include <linux/module.h> #include <linux/moduleparam.h> -#include <linux/version.h> #include <linux/types.h> #include <linux/pm_runtime.h> #include <linux/pci.h> #include <linux/firmware.h> #include <linux/component.h> +#include <drm/display/drm_dp_mst_helper.h> +#include <drm/display/drm_hdmi_helper.h> #include <drm/drm_atomic.h> #include <drm/drm_atomic_uapi.h> #include <drm/drm_atomic_helper.h> -#include <drm/drm_dp_mst_helper.h> #include <drm/drm_fb_helper.h> #include <drm/drm_fourcc.h> #include <drm/drm_edid.h> #include <drm/drm_vblank.h> #include <drm/drm_audio_component.h> -#if defined(CONFIG_DRM_AMD_DC_DCN1_0) #include "ivsrcid/dcn/irqsrcs_dcn_1_0.h" #include "dcn/dcn_1_0_offset.h" @@ -77,20 +92,49 @@ #include "vega10_ip_offset.h" #include "soc15_common.h" -#endif #include "modules/inc/mod_freesync.h" #include "modules/power/power_helpers.h" #include "modules/inc/mod_info_packet.h" +#define FIRMWARE_RENOIR_DMUB "amdgpu/renoir_dmcub.bin" +MODULE_FIRMWARE(FIRMWARE_RENOIR_DMUB); +#define FIRMWARE_SIENNA_CICHLID_DMUB "amdgpu/sienna_cichlid_dmcub.bin" +MODULE_FIRMWARE(FIRMWARE_SIENNA_CICHLID_DMUB); +#define FIRMWARE_NAVY_FLOUNDER_DMUB "amdgpu/navy_flounder_dmcub.bin" +MODULE_FIRMWARE(FIRMWARE_NAVY_FLOUNDER_DMUB); +#define FIRMWARE_GREEN_SARDINE_DMUB "amdgpu/green_sardine_dmcub.bin" +MODULE_FIRMWARE(FIRMWARE_GREEN_SARDINE_DMUB); +#define FIRMWARE_VANGOGH_DMUB "amdgpu/vangogh_dmcub.bin" +MODULE_FIRMWARE(FIRMWARE_VANGOGH_DMUB); +#define FIRMWARE_DIMGREY_CAVEFISH_DMUB "amdgpu/dimgrey_cavefish_dmcub.bin" +MODULE_FIRMWARE(FIRMWARE_DIMGREY_CAVEFISH_DMUB); +#define FIRMWARE_BEIGE_GOBY_DMUB "amdgpu/beige_goby_dmcub.bin" +MODULE_FIRMWARE(FIRMWARE_BEIGE_GOBY_DMUB); +#define FIRMWARE_YELLOW_CARP_DMUB "amdgpu/yellow_carp_dmcub.bin" +MODULE_FIRMWARE(FIRMWARE_YELLOW_CARP_DMUB); +#define FIRMWARE_DCN_315_DMUB "amdgpu/dcn_3_1_5_dmcub.bin" +MODULE_FIRMWARE(FIRMWARE_DCN_315_DMUB); +#define FIRMWARE_DCN316_DMUB "amdgpu/dcn_3_1_6_dmcub.bin" +MODULE_FIRMWARE(FIRMWARE_DCN316_DMUB); + #define FIRMWARE_RAVEN_DMCU "amdgpu/raven_dmcu.bin" MODULE_FIRMWARE(FIRMWARE_RAVEN_DMCU); +#define FIRMWARE_NAVI12_DMCU "amdgpu/navi12_dmcu.bin" +MODULE_FIRMWARE(FIRMWARE_NAVI12_DMCU); + +/* Number of bytes in PSP header for firmware. */ +#define PSP_HEADER_BYTES 0x100 + +/* Number of bytes in PSP footer for firmware. */ +#define PSP_FOOTER_BYTES 0x100 + /** * DOC: overview * * The AMDgpu display manager, **amdgpu_dm** (or even simpler, - * **dm**) sits between DRM and DC. It acts as a liason, converting DRM + * **dm**) sits between DRM and DC. It acts as a liaison, converting DRM * requests into DC requests, and DC responses into DRM responses. * * The root control structure is &struct amdgpu_display_manager. @@ -99,6 +143,43 @@ MODULE_FIRMWARE(FIRMWARE_RAVEN_DMCU); /* basic init/fini API */ static int amdgpu_dm_init(struct amdgpu_device *adev); static void amdgpu_dm_fini(struct amdgpu_device *adev); +static bool is_freesync_video_mode(const struct drm_display_mode *mode, struct amdgpu_dm_connector *aconnector); + +static enum drm_mode_subconnector get_subconnector_type(struct dc_link *link) +{ + switch (link->dpcd_caps.dongle_type) { + case DISPLAY_DONGLE_NONE: + return DRM_MODE_SUBCONNECTOR_Native; + case DISPLAY_DONGLE_DP_VGA_CONVERTER: + return DRM_MODE_SUBCONNECTOR_VGA; + case DISPLAY_DONGLE_DP_DVI_CONVERTER: + case DISPLAY_DONGLE_DP_DVI_DONGLE: + return DRM_MODE_SUBCONNECTOR_DVID; + case DISPLAY_DONGLE_DP_HDMI_CONVERTER: + case DISPLAY_DONGLE_DP_HDMI_DONGLE: + return DRM_MODE_SUBCONNECTOR_HDMIA; + case DISPLAY_DONGLE_DP_HDMI_MISMATCHED_DONGLE: + default: + return DRM_MODE_SUBCONNECTOR_Unknown; + } +} + +static void update_subconnector_property(struct amdgpu_dm_connector *aconnector) +{ + struct dc_link *link = aconnector->dc_link; + struct drm_connector *connector = &aconnector->base; + enum drm_mode_subconnector subconnector = DRM_MODE_SUBCONNECTOR_Unknown; + + if (connector->connector_type != DRM_MODE_CONNECTOR_DisplayPort) + return; + + if (aconnector->dc_sink) + subconnector = get_subconnector_type(link); + + drm_object_property_set_value(&connector->base, + connector->dev->mode_config.dp_subconnector_property, + subconnector); +} /* * initializes drm_device display related structures, based on the information @@ -111,9 +192,6 @@ static int amdgpu_dm_initialize_drm_device(struct amdgpu_device *adev); /* removes and deallocates the drm structures, created by the above function */ static void amdgpu_dm_destroy_drm_device(struct amdgpu_display_manager *dm); -static void -amdgpu_dm_update_connector_after_detect(struct amdgpu_dm_connector *aconnector); - static int amdgpu_dm_plane_init(struct amdgpu_display_manager *dm, struct drm_plane *plane, unsigned long possible_crtcs, @@ -131,10 +209,6 @@ static int amdgpu_dm_encoder_init(struct drm_device *dev, static int amdgpu_dm_connector_get_modes(struct drm_connector *connector); -static int amdgpu_dm_atomic_commit(struct drm_device *dev, - struct drm_atomic_state *state, - bool nonblock); - static void amdgpu_dm_atomic_commit_tail(struct drm_atomic_state *state); static int amdgpu_dm_atomic_check(struct drm_device *dev, @@ -143,6 +217,15 @@ static int amdgpu_dm_atomic_check(struct drm_device *dev, static void handle_cursor_update(struct drm_plane *plane, struct drm_plane_state *old_plane_state); +static const struct drm_format_info * +amd_get_format_info(const struct drm_mode_fb_cmd2 *cmd); + +static void handle_hpd_irq_helper(struct amdgpu_dm_connector *aconnector); +static void handle_hpd_rx_irq(void *param); + +static bool +is_timing_unchanged_for_freesync(struct drm_crtc_state *old_crtc_state, + struct drm_crtc_state *new_crtc_state); /* * dm_vblank_get_counter * @@ -162,17 +245,14 @@ static u32 dm_vblank_get_counter(struct amdgpu_device *adev, int crtc) return 0; else { struct amdgpu_crtc *acrtc = adev->mode_info.crtcs[crtc]; - struct dm_crtc_state *acrtc_state = to_dm_crtc_state( - acrtc->base.state); - - if (acrtc_state->stream == NULL) { + if (acrtc->dm_irq_params.stream == NULL) { DRM_ERROR("dc_stream_state is NULL for crtc '%d'!\n", crtc); return 0; } - return dc_stream_get_vblank_counter(acrtc_state->stream); + return dc_stream_get_vblank_counter(acrtc->dm_irq_params.stream); } } @@ -185,10 +265,8 @@ static int dm_crtc_get_scanoutpos(struct amdgpu_device *adev, int crtc, return -EINVAL; else { struct amdgpu_crtc *acrtc = adev->mode_info.crtcs[crtc]; - struct dm_crtc_state *acrtc_state = to_dm_crtc_state( - acrtc->base.state); - if (acrtc_state->stream == NULL) { + if (acrtc->dm_irq_params.stream == NULL) { DRM_ERROR("dc_stream_state is NULL for crtc '%d'!\n", crtc); return 0; @@ -198,7 +276,7 @@ static int dm_crtc_get_scanoutpos(struct amdgpu_device *adev, int crtc, * TODO rework base driver to use values directly. * for now parse it back into reg-format */ - dc_stream_get_scanoutpos(acrtc_state->stream, + dc_stream_get_scanoutpos(acrtc->dm_irq_params.stream, &v_blank_start, &v_blank_end, &h_position, @@ -238,14 +316,12 @@ static struct amdgpu_crtc * get_crtc_by_otg_inst(struct amdgpu_device *adev, int otg_inst) { - struct drm_device *dev = adev->ddev; + struct drm_device *dev = adev_to_drm(adev); struct drm_crtc *crtc; struct amdgpu_crtc *amdgpu_crtc; - if (otg_inst == -1) { - WARN_ON(1); + if (WARN_ON(otg_inst == -1)) return adev->mode_info.crtcs[0]; - } list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) { amdgpu_crtc = to_amdgpu_crtc(crtc); @@ -257,12 +333,38 @@ get_crtc_by_otg_inst(struct amdgpu_device *adev, return NULL; } +static inline bool amdgpu_dm_vrr_active_irq(struct amdgpu_crtc *acrtc) +{ + return acrtc->dm_irq_params.freesync_config.state == + VRR_STATE_ACTIVE_VARIABLE || + acrtc->dm_irq_params.freesync_config.state == + VRR_STATE_ACTIVE_FIXED; +} + static inline bool amdgpu_dm_vrr_active(struct dm_crtc_state *dm_state) { return dm_state->freesync_config.state == VRR_STATE_ACTIVE_VARIABLE || dm_state->freesync_config.state == VRR_STATE_ACTIVE_FIXED; } +static inline bool is_dc_timing_adjust_needed(struct dm_crtc_state *old_state, + struct dm_crtc_state *new_state) +{ + if (new_state->freesync_config.state == VRR_STATE_ACTIVE_FIXED) + return true; + else if (amdgpu_dm_vrr_active(old_state) != amdgpu_dm_vrr_active(new_state)) + return true; + else + return false; +} + +/** + * dm_pflip_high_irq() - Handle pageflip interrupt + * @interrupt_params: ignored + * + * Handles the pageflip interrupt by notifying all interested parties + * that the pageflip has been completed. + */ static void dm_pflip_high_irq(void *interrupt_params) { struct amdgpu_crtc *amdgpu_crtc; @@ -270,7 +372,6 @@ static void dm_pflip_high_irq(void *interrupt_params) struct amdgpu_device *adev = irq_params->adev; unsigned long flags; struct drm_pending_vblank_event *e; - struct dm_crtc_state *acrtc_state; uint32_t vpos, hpos, v_blank_start, v_blank_end; bool vrr_active; @@ -279,19 +380,19 @@ static void dm_pflip_high_irq(void *interrupt_params) /* IRQ could occur when in initial stage */ /* TODO work and BO cleanup */ if (amdgpu_crtc == NULL) { - DRM_DEBUG_DRIVER("CRTC is null, returning.\n"); + DC_LOG_PFLIP("CRTC is null, returning.\n"); return; } - spin_lock_irqsave(&adev->ddev->event_lock, flags); + spin_lock_irqsave(&adev_to_drm(adev)->event_lock, flags); if (amdgpu_crtc->pflip_status != AMDGPU_FLIP_SUBMITTED){ - DRM_DEBUG_DRIVER("amdgpu_crtc->pflip_status = %d !=AMDGPU_FLIP_SUBMITTED(%d) on crtc:%d[%p] \n", + DC_LOG_PFLIP("amdgpu_crtc->pflip_status = %d !=AMDGPU_FLIP_SUBMITTED(%d) on crtc:%d[%p] \n", amdgpu_crtc->pflip_status, AMDGPU_FLIP_SUBMITTED, amdgpu_crtc->crtc_id, amdgpu_crtc); - spin_unlock_irqrestore(&adev->ddev->event_lock, flags); + spin_unlock_irqrestore(&adev_to_drm(adev)->event_lock, flags); return; } @@ -299,15 +400,13 @@ static void dm_pflip_high_irq(void *interrupt_params) e = amdgpu_crtc->event; amdgpu_crtc->event = NULL; - if (!e) - WARN_ON(1); + WARN_ON(!e); - acrtc_state = to_dm_crtc_state(amdgpu_crtc->base.state); - vrr_active = amdgpu_dm_vrr_active(acrtc_state); + vrr_active = amdgpu_dm_vrr_active_irq(amdgpu_crtc); /* Fixed refresh rate, or VRR scanout position outside front-porch? */ if (!vrr_active || - !dc_stream_get_scanoutpos(acrtc_state->stream, &v_blank_start, + !dc_stream_get_scanoutpos(amdgpu_crtc->dm_irq_params.stream, &v_blank_start, &v_blank_end, &hpos, &vpos) || (vpos < v_blank_start)) { /* Update to correct count and vblank timestamp if racing with @@ -343,7 +442,7 @@ static void dm_pflip_high_irq(void *interrupt_params) e->sequence = drm_crtc_vblank_count(&amdgpu_crtc->base); e->pipe = amdgpu_crtc->crtc_id; - list_add_tail(&e->base.link, &adev->ddev->vblank_event_list); + list_add_tail(&e->base.link, &adev_to_drm(adev)->vblank_event_list); e = NULL; } @@ -352,15 +451,15 @@ static void dm_pflip_high_irq(void *interrupt_params) * of pageflip completion, so last_flip_vblank is the forbidden count * for queueing new pageflips if vsync + VRR is enabled. */ - amdgpu_crtc->last_flip_vblank = amdgpu_get_vblank_counter_kms(adev->ddev, - amdgpu_crtc->crtc_id); + amdgpu_crtc->dm_irq_params.last_flip_vblank = + amdgpu_get_vblank_counter_kms(&amdgpu_crtc->base); amdgpu_crtc->pflip_status = AMDGPU_FLIP_NONE; - spin_unlock_irqrestore(&adev->ddev->event_lock, flags); + spin_unlock_irqrestore(&adev_to_drm(adev)->event_lock, flags); - DRM_DEBUG_DRIVER("crtc:%d[%p], pflip_stat:AMDGPU_FLIP_NONE, vrr[%d]-fp %d\n", - amdgpu_crtc->crtc_id, amdgpu_crtc, - vrr_active, (int) !e); + DC_LOG_PFLIP("crtc:%d[%p], pflip_stat:AMDGPU_FLIP_NONE, vrr[%d]-fp %d\n", + amdgpu_crtc->crtc_id, amdgpu_crtc, + vrr_active, (int) !e); } static void dm_vupdate_high_irq(void *interrupt_params) @@ -368,16 +467,31 @@ static void dm_vupdate_high_irq(void *interrupt_params) struct common_irq_params *irq_params = interrupt_params; struct amdgpu_device *adev = irq_params->adev; struct amdgpu_crtc *acrtc; - struct dm_crtc_state *acrtc_state; + struct drm_device *drm_dev; + struct drm_vblank_crtc *vblank; + ktime_t frame_duration_ns, previous_timestamp; unsigned long flags; + int vrr_active; acrtc = get_crtc_by_otg_inst(adev, irq_params->irq_src - IRQ_TYPE_VUPDATE); if (acrtc) { - acrtc_state = to_dm_crtc_state(acrtc->base.state); + vrr_active = amdgpu_dm_vrr_active_irq(acrtc); + drm_dev = acrtc->base.dev; + vblank = &drm_dev->vblank[acrtc->base.index]; + previous_timestamp = atomic64_read(&irq_params->previous_timestamp); + frame_duration_ns = vblank->time - previous_timestamp; + + if (frame_duration_ns > 0) { + trace_amdgpu_refresh_rate_track(acrtc->base.index, + frame_duration_ns, + ktime_divns(NSEC_PER_SEC, frame_duration_ns)); + atomic64_set(&irq_params->previous_timestamp, vblank->time); + } - DRM_DEBUG_DRIVER("crtc:%d, vupdate-vrr:%d\n", acrtc->crtc_id, - amdgpu_dm_vrr_active(acrtc_state)); + DC_LOG_VBLANK("crtc:%d, vupdate-vrr:%d\n", + acrtc->crtc_id, + vrr_active); /* Core vblank handling is done here after end of front-porch in * vrr mode, as vblank timestamping will give valid results @@ -385,73 +499,331 @@ static void dm_vupdate_high_irq(void *interrupt_params) * page-flip completion events that have been queued to us * if a pageflip happened inside front-porch. */ - if (amdgpu_dm_vrr_active(acrtc_state)) { + if (vrr_active) { drm_crtc_handle_vblank(&acrtc->base); /* BTR processing for pre-DCE12 ASICs */ - if (acrtc_state->stream && + if (acrtc->dm_irq_params.stream && adev->family < AMDGPU_FAMILY_AI) { - spin_lock_irqsave(&adev->ddev->event_lock, flags); + spin_lock_irqsave(&adev_to_drm(adev)->event_lock, flags); mod_freesync_handle_v_update( adev->dm.freesync_module, - acrtc_state->stream, - &acrtc_state->vrr_params); + acrtc->dm_irq_params.stream, + &acrtc->dm_irq_params.vrr_params); dc_stream_adjust_vmin_vmax( adev->dm.dc, - acrtc_state->stream, - &acrtc_state->vrr_params.adjust); - spin_unlock_irqrestore(&adev->ddev->event_lock, flags); + acrtc->dm_irq_params.stream, + &acrtc->dm_irq_params.vrr_params.adjust); + spin_unlock_irqrestore(&adev_to_drm(adev)->event_lock, flags); } } } } +/** + * dm_crtc_high_irq() - Handles CRTC interrupt + * @interrupt_params: used for determining the CRTC instance + * + * Handles the CRTC/VSYNC interrupt by notfying DRM's VBLANK + * event handler. + */ static void dm_crtc_high_irq(void *interrupt_params) { struct common_irq_params *irq_params = interrupt_params; struct amdgpu_device *adev = irq_params->adev; struct amdgpu_crtc *acrtc; - struct dm_crtc_state *acrtc_state; unsigned long flags; + int vrr_active; acrtc = get_crtc_by_otg_inst(adev, irq_params->irq_src - IRQ_TYPE_VBLANK); + if (!acrtc) + return; - if (acrtc) { - acrtc_state = to_dm_crtc_state(acrtc->base.state); + vrr_active = amdgpu_dm_vrr_active_irq(acrtc); - DRM_DEBUG_DRIVER("crtc:%d, vupdate-vrr:%d\n", acrtc->crtc_id, - amdgpu_dm_vrr_active(acrtc_state)); + DC_LOG_VBLANK("crtc:%d, vupdate-vrr:%d, planes:%d\n", acrtc->crtc_id, + vrr_active, acrtc->dm_irq_params.active_planes); - /* Core vblank handling at start of front-porch is only possible - * in non-vrr mode, as only there vblank timestamping will give - * valid results while done in front-porch. Otherwise defer it - * to dm_vupdate_high_irq after end of front-porch. - */ - if (!amdgpu_dm_vrr_active(acrtc_state)) - drm_crtc_handle_vblank(&acrtc->base); + /** + * Core vblank handling at start of front-porch is only possible + * in non-vrr mode, as only there vblank timestamping will give + * valid results while done in front-porch. Otherwise defer it + * to dm_vupdate_high_irq after end of front-porch. + */ + if (!vrr_active) + drm_crtc_handle_vblank(&acrtc->base); - /* Following stuff must happen at start of vblank, for crc - * computation and below-the-range btr support in vrr mode. - */ - amdgpu_dm_crtc_handle_crc_irq(&acrtc->base); - - if (acrtc_state->stream && adev->family >= AMDGPU_FAMILY_AI && - acrtc_state->vrr_params.supported && - acrtc_state->freesync_config.state == VRR_STATE_ACTIVE_VARIABLE) { - spin_lock_irqsave(&adev->ddev->event_lock, flags); - mod_freesync_handle_v_update( - adev->dm.freesync_module, - acrtc_state->stream, - &acrtc_state->vrr_params); + /** + * Following stuff must happen at start of vblank, for crc + * computation and below-the-range btr support in vrr mode. + */ + amdgpu_dm_crtc_handle_crc_irq(&acrtc->base); - dc_stream_adjust_vmin_vmax( - adev->dm.dc, - acrtc_state->stream, - &acrtc_state->vrr_params.adjust); - spin_unlock_irqrestore(&adev->ddev->event_lock, flags); + /* BTR updates need to happen before VUPDATE on Vega and above. */ + if (adev->family < AMDGPU_FAMILY_AI) + return; + + spin_lock_irqsave(&adev_to_drm(adev)->event_lock, flags); + + if (acrtc->dm_irq_params.stream && + acrtc->dm_irq_params.vrr_params.supported && + acrtc->dm_irq_params.freesync_config.state == + VRR_STATE_ACTIVE_VARIABLE) { + mod_freesync_handle_v_update(adev->dm.freesync_module, + acrtc->dm_irq_params.stream, + &acrtc->dm_irq_params.vrr_params); + + dc_stream_adjust_vmin_vmax(adev->dm.dc, acrtc->dm_irq_params.stream, + &acrtc->dm_irq_params.vrr_params.adjust); + } + + /* + * If there aren't any active_planes then DCH HUBP may be clock-gated. + * In that case, pageflip completion interrupts won't fire and pageflip + * completion events won't get delivered. Prevent this by sending + * pending pageflip events from here if a flip is still pending. + * + * If any planes are enabled, use dm_pflip_high_irq() instead, to + * avoid race conditions between flip programming and completion, + * which could cause too early flip completion events. + */ + if (adev->family >= AMDGPU_FAMILY_RV && + acrtc->pflip_status == AMDGPU_FLIP_SUBMITTED && + acrtc->dm_irq_params.active_planes == 0) { + if (acrtc->event) { + drm_crtc_send_vblank_event(&acrtc->base, acrtc->event); + acrtc->event = NULL; + drm_crtc_vblank_put(&acrtc->base); + } + acrtc->pflip_status = AMDGPU_FLIP_NONE; + } + + spin_unlock_irqrestore(&adev_to_drm(adev)->event_lock, flags); +} + +#if defined(CONFIG_DRM_AMD_SECURE_DISPLAY) +/** + * dm_dcn_vertical_interrupt0_high_irq() - Handles OTG Vertical interrupt0 for + * DCN generation ASICs + * @interrupt_params: interrupt parameters + * + * Used to set crc window/read out crc value at vertical line 0 position + */ +static void dm_dcn_vertical_interrupt0_high_irq(void *interrupt_params) +{ + struct common_irq_params *irq_params = interrupt_params; + struct amdgpu_device *adev = irq_params->adev; + struct amdgpu_crtc *acrtc; + + acrtc = get_crtc_by_otg_inst(adev, irq_params->irq_src - IRQ_TYPE_VLINE0); + + if (!acrtc) + return; + + amdgpu_dm_crtc_handle_crc_window_irq(&acrtc->base); +} +#endif /* CONFIG_DRM_AMD_SECURE_DISPLAY */ + +/** + * dmub_aux_setconfig_callback - Callback for AUX or SET_CONFIG command. + * @adev: amdgpu_device pointer + * @notify: dmub notification structure + * + * Dmub AUX or SET_CONFIG command completion processing callback + * Copies dmub notification to DM which is to be read by AUX command. + * issuing thread and also signals the event to wake up the thread. + */ +static void dmub_aux_setconfig_callback(struct amdgpu_device *adev, + struct dmub_notification *notify) +{ + if (adev->dm.dmub_notify) + memcpy(adev->dm.dmub_notify, notify, sizeof(struct dmub_notification)); + if (notify->type == DMUB_NOTIFICATION_AUX_REPLY) + complete(&adev->dm.dmub_aux_transfer_done); +} + +/** + * dmub_hpd_callback - DMUB HPD interrupt processing callback. + * @adev: amdgpu_device pointer + * @notify: dmub notification structure + * + * Dmub Hpd interrupt processing callback. Gets displayindex through the + * ink index and calls helper to do the processing. + */ +static void dmub_hpd_callback(struct amdgpu_device *adev, + struct dmub_notification *notify) +{ + struct amdgpu_dm_connector *aconnector; + struct amdgpu_dm_connector *hpd_aconnector = NULL; + struct drm_connector *connector; + struct drm_connector_list_iter iter; + struct dc_link *link; + uint8_t link_index = 0; + struct drm_device *dev; + + if (adev == NULL) + return; + + if (notify == NULL) { + DRM_ERROR("DMUB HPD callback notification was NULL"); + return; + } + + if (notify->link_index > adev->dm.dc->link_count) { + DRM_ERROR("DMUB HPD index (%u)is abnormal", notify->link_index); + return; + } + + link_index = notify->link_index; + link = adev->dm.dc->links[link_index]; + dev = adev->dm.ddev; + + drm_connector_list_iter_begin(dev, &iter); + drm_for_each_connector_iter(connector, &iter) { + aconnector = to_amdgpu_dm_connector(connector); + if (link && aconnector->dc_link == link) { + DRM_INFO("DMUB HPD callback: link_index=%u\n", link_index); + hpd_aconnector = aconnector; + break; } } + drm_connector_list_iter_end(&iter); + + if (hpd_aconnector) { + if (notify->type == DMUB_NOTIFICATION_HPD) + handle_hpd_irq_helper(hpd_aconnector); + else if (notify->type == DMUB_NOTIFICATION_HPD_IRQ) + handle_hpd_rx_irq(hpd_aconnector); + } +} + +/** + * register_dmub_notify_callback - Sets callback for DMUB notify + * @adev: amdgpu_device pointer + * @type: Type of dmub notification + * @callback: Dmub interrupt callback function + * @dmub_int_thread_offload: offload indicator + * + * API to register a dmub callback handler for a dmub notification + * Also sets indicator whether callback processing to be offloaded. + * to dmub interrupt handling thread + * Return: true if successfully registered, false if there is existing registration + */ +static bool register_dmub_notify_callback(struct amdgpu_device *adev, + enum dmub_notification_type type, + dmub_notify_interrupt_callback_t callback, + bool dmub_int_thread_offload) +{ + if (callback != NULL && type < ARRAY_SIZE(adev->dm.dmub_thread_offload)) { + adev->dm.dmub_callback[type] = callback; + adev->dm.dmub_thread_offload[type] = dmub_int_thread_offload; + } else + return false; + + return true; +} + +static void dm_handle_hpd_work(struct work_struct *work) +{ + struct dmub_hpd_work *dmub_hpd_wrk; + + dmub_hpd_wrk = container_of(work, struct dmub_hpd_work, handle_hpd_work); + + if (!dmub_hpd_wrk->dmub_notify) { + DRM_ERROR("dmub_hpd_wrk dmub_notify is NULL"); + return; + } + + if (dmub_hpd_wrk->dmub_notify->type < ARRAY_SIZE(dmub_hpd_wrk->adev->dm.dmub_callback)) { + dmub_hpd_wrk->adev->dm.dmub_callback[dmub_hpd_wrk->dmub_notify->type](dmub_hpd_wrk->adev, + dmub_hpd_wrk->dmub_notify); + } + + kfree(dmub_hpd_wrk->dmub_notify); + kfree(dmub_hpd_wrk); + +} + +#define DMUB_TRACE_MAX_READ 64 +/** + * dm_dmub_outbox1_low_irq() - Handles Outbox interrupt + * @interrupt_params: used for determining the Outbox instance + * + * Handles the Outbox Interrupt + * event handler. + */ +static void dm_dmub_outbox1_low_irq(void *interrupt_params) +{ + struct dmub_notification notify; + struct common_irq_params *irq_params = interrupt_params; + struct amdgpu_device *adev = irq_params->adev; + struct amdgpu_display_manager *dm = &adev->dm; + struct dmcub_trace_buf_entry entry = { 0 }; + uint32_t count = 0; + struct dmub_hpd_work *dmub_hpd_wrk; + struct dc_link *plink = NULL; + + if (dc_enable_dmub_notifications(adev->dm.dc) && + irq_params->irq_src == DC_IRQ_SOURCE_DMCUB_OUTBOX) { + + do { + dc_stat_get_dmub_notification(adev->dm.dc, ¬ify); + if (notify.type >= ARRAY_SIZE(dm->dmub_thread_offload)) { + DRM_ERROR("DM: notify type %d invalid!", notify.type); + continue; + } + if (!dm->dmub_callback[notify.type]) { + DRM_DEBUG_DRIVER("DMUB notification skipped, no handler: type=%d\n", notify.type); + continue; + } + if (dm->dmub_thread_offload[notify.type] == true) { + dmub_hpd_wrk = kzalloc(sizeof(*dmub_hpd_wrk), GFP_ATOMIC); + if (!dmub_hpd_wrk) { + DRM_ERROR("Failed to allocate dmub_hpd_wrk"); + return; + } + dmub_hpd_wrk->dmub_notify = kzalloc(sizeof(struct dmub_notification), GFP_ATOMIC); + if (!dmub_hpd_wrk->dmub_notify) { + kfree(dmub_hpd_wrk); + DRM_ERROR("Failed to allocate dmub_hpd_wrk->dmub_notify"); + return; + } + INIT_WORK(&dmub_hpd_wrk->handle_hpd_work, dm_handle_hpd_work); + if (dmub_hpd_wrk->dmub_notify) + memcpy(dmub_hpd_wrk->dmub_notify, ¬ify, sizeof(struct dmub_notification)); + dmub_hpd_wrk->adev = adev; + if (notify.type == DMUB_NOTIFICATION_HPD) { + plink = adev->dm.dc->links[notify.link_index]; + if (plink) { + plink->hpd_status = + notify.hpd_status == DP_HPD_PLUG; + } + } + queue_work(adev->dm.delayed_hpd_wq, &dmub_hpd_wrk->handle_hpd_work); + } else { + dm->dmub_callback[notify.type](adev, ¬ify); + } + } while (notify.pending_notification); + } + + + do { + if (dc_dmub_srv_get_dmub_outbox0_msg(dm->dc, &entry)) { + trace_amdgpu_dmub_trace_high_irq(entry.trace_code, entry.tick_count, + entry.param0, entry.param1); + + DRM_DEBUG_DRIVER("trace_code:%u, tick_count:%u, param0:%u, param1:%u\n", + entry.trace_code, entry.tick_count, entry.param0, entry.param1); + } else + break; + + count++; + + } while (count <= DMUB_TRACE_MAX_READ); + + if (count > DMUB_TRACE_MAX_READ) + DRM_DEBUG_DRIVER("Warning : count > DMUB_TRACE_MAX_READ"); } static int dm_set_clockgating_state(void *handle, @@ -473,8 +845,8 @@ static int dm_early_init(void* handle); static void amdgpu_dm_fbc_init(struct drm_connector *connector) { struct drm_device *dev = connector->dev; - struct amdgpu_device *adev = dev->dev_private; - struct dm_comressor_info *compressor = &adev->dm.compressor; + struct amdgpu_device *adev = drm_to_adev(dev); + struct dm_compressor_info *compressor = &adev->dm.compressor; struct amdgpu_dm_connector *aconn = to_amdgpu_dm_connector(connector); struct drm_display_mode *mode; unsigned long max_size = 0; @@ -515,7 +887,7 @@ static int amdgpu_dm_audio_component_get_eld(struct device *kdev, int port, unsigned char *buf, int max_bytes) { struct drm_device *dev = dev_get_drvdata(kdev); - struct amdgpu_device *adev = dev->dev_private; + struct amdgpu_device *adev = drm_to_adev(dev); struct drm_connector *connector; struct drm_connector_list_iter conn_iter; struct amdgpu_dm_connector *aconnector; @@ -554,7 +926,7 @@ static int amdgpu_dm_audio_component_bind(struct device *kdev, struct device *hda_kdev, void *data) { struct drm_device *dev = dev_get_drvdata(kdev); - struct amdgpu_device *adev = dev->dev_private; + struct amdgpu_device *adev = drm_to_adev(dev); struct drm_audio_component *acomp = data; acomp->ops = &amdgpu_dm_audio_component_ops; @@ -568,7 +940,7 @@ static void amdgpu_dm_audio_component_unbind(struct device *kdev, struct device *hda_kdev, void *data) { struct drm_device *dev = dev_get_drvdata(kdev); - struct amdgpu_device *adev = dev->dev_private; + struct amdgpu_device *adev = drm_to_adev(dev); struct drm_audio_component *acomp = data; acomp->ops = NULL; @@ -631,7 +1003,7 @@ static void amdgpu_dm_audio_fini(struct amdgpu_device *adev) adev->mode_info.audio.enabled = false; } -void amdgpu_dm_audio_eld_notify(struct amdgpu_device *adev, int pin) +static void amdgpu_dm_audio_eld_notify(struct amdgpu_device *adev, int pin) { struct drm_audio_component *acomp = adev->dm.audio_component; @@ -643,17 +1015,393 @@ void amdgpu_dm_audio_eld_notify(struct amdgpu_device *adev, int pin) } } +static int dm_dmub_hw_init(struct amdgpu_device *adev) +{ + const struct dmcub_firmware_header_v1_0 *hdr; + struct dmub_srv *dmub_srv = adev->dm.dmub_srv; + struct dmub_srv_fb_info *fb_info = adev->dm.dmub_fb_info; + const struct firmware *dmub_fw = adev->dm.dmub_fw; + struct dmcu *dmcu = adev->dm.dc->res_pool->dmcu; + struct abm *abm = adev->dm.dc->res_pool->abm; + struct dmub_srv_hw_params hw_params; + enum dmub_status status; + const unsigned char *fw_inst_const, *fw_bss_data; + uint32_t i, fw_inst_const_size, fw_bss_data_size; + bool has_hw_support; + + if (!dmub_srv) + /* DMUB isn't supported on the ASIC. */ + return 0; + + if (!fb_info) { + DRM_ERROR("No framebuffer info for DMUB service.\n"); + return -EINVAL; + } + + if (!dmub_fw) { + /* Firmware required for DMUB support. */ + DRM_ERROR("No firmware provided for DMUB.\n"); + return -EINVAL; + } + + status = dmub_srv_has_hw_support(dmub_srv, &has_hw_support); + if (status != DMUB_STATUS_OK) { + DRM_ERROR("Error checking HW support for DMUB: %d\n", status); + return -EINVAL; + } + + if (!has_hw_support) { + DRM_INFO("DMUB unsupported on ASIC\n"); + return 0; + } + + /* Reset DMCUB if it was previously running - before we overwrite its memory. */ + status = dmub_srv_hw_reset(dmub_srv); + if (status != DMUB_STATUS_OK) + DRM_WARN("Error resetting DMUB HW: %d\n", status); + + hdr = (const struct dmcub_firmware_header_v1_0 *)dmub_fw->data; + + fw_inst_const = dmub_fw->data + + le32_to_cpu(hdr->header.ucode_array_offset_bytes) + + PSP_HEADER_BYTES; + + fw_bss_data = dmub_fw->data + + le32_to_cpu(hdr->header.ucode_array_offset_bytes) + + le32_to_cpu(hdr->inst_const_bytes); + + /* Copy firmware and bios info into FB memory. */ + fw_inst_const_size = le32_to_cpu(hdr->inst_const_bytes) - + PSP_HEADER_BYTES - PSP_FOOTER_BYTES; + + fw_bss_data_size = le32_to_cpu(hdr->bss_data_bytes); + + /* if adev->firmware.load_type == AMDGPU_FW_LOAD_PSP, + * amdgpu_ucode_init_single_fw will load dmub firmware + * fw_inst_const part to cw0; otherwise, the firmware back door load + * will be done by dm_dmub_hw_init + */ + if (adev->firmware.load_type != AMDGPU_FW_LOAD_PSP) { + memcpy(fb_info->fb[DMUB_WINDOW_0_INST_CONST].cpu_addr, fw_inst_const, + fw_inst_const_size); + } + + if (fw_bss_data_size) + memcpy(fb_info->fb[DMUB_WINDOW_2_BSS_DATA].cpu_addr, + fw_bss_data, fw_bss_data_size); + + /* Copy firmware bios info into FB memory. */ + memcpy(fb_info->fb[DMUB_WINDOW_3_VBIOS].cpu_addr, adev->bios, + adev->bios_size); + + /* Reset regions that need to be reset. */ + memset(fb_info->fb[DMUB_WINDOW_4_MAILBOX].cpu_addr, 0, + fb_info->fb[DMUB_WINDOW_4_MAILBOX].size); + + memset(fb_info->fb[DMUB_WINDOW_5_TRACEBUFF].cpu_addr, 0, + fb_info->fb[DMUB_WINDOW_5_TRACEBUFF].size); + + memset(fb_info->fb[DMUB_WINDOW_6_FW_STATE].cpu_addr, 0, + fb_info->fb[DMUB_WINDOW_6_FW_STATE].size); + + /* Initialize hardware. */ + memset(&hw_params, 0, sizeof(hw_params)); + hw_params.fb_base = adev->gmc.fb_start; + hw_params.fb_offset = adev->gmc.aper_base; + + /* backdoor load firmware and trigger dmub running */ + if (adev->firmware.load_type != AMDGPU_FW_LOAD_PSP) + hw_params.load_inst_const = true; + + if (dmcu) + hw_params.psp_version = dmcu->psp_version; + + for (i = 0; i < fb_info->num_fb; ++i) + hw_params.fb[i] = &fb_info->fb[i]; + + switch (adev->ip_versions[DCE_HWIP][0]) { + case IP_VERSION(3, 1, 3): /* Only for this asic hw internal rev B0 */ + hw_params.dpia_supported = true; + hw_params.disable_dpia = adev->dm.dc->debug.dpia_debug.bits.disable_dpia; + break; + default: + break; + } + + status = dmub_srv_hw_init(dmub_srv, &hw_params); + if (status != DMUB_STATUS_OK) { + DRM_ERROR("Error initializing DMUB HW: %d\n", status); + return -EINVAL; + } + + /* Wait for firmware load to finish. */ + status = dmub_srv_wait_for_auto_load(dmub_srv, 100000); + if (status != DMUB_STATUS_OK) + DRM_WARN("Wait for DMUB auto-load failed: %d\n", status); + + /* Init DMCU and ABM if available. */ + if (dmcu && abm) { + dmcu->funcs->dmcu_init(dmcu); + abm->dmcu_is_running = dmcu->funcs->is_dmcu_initialized(dmcu); + } + + if (!adev->dm.dc->ctx->dmub_srv) + adev->dm.dc->ctx->dmub_srv = dc_dmub_srv_create(adev->dm.dc, dmub_srv); + if (!adev->dm.dc->ctx->dmub_srv) { + DRM_ERROR("Couldn't allocate DC DMUB server!\n"); + return -ENOMEM; + } + + DRM_INFO("DMUB hardware initialized: version=0x%08X\n", + adev->dm.dmcub_fw_version); + + return 0; +} + +static void dm_dmub_hw_resume(struct amdgpu_device *adev) +{ + struct dmub_srv *dmub_srv = adev->dm.dmub_srv; + enum dmub_status status; + bool init; + + if (!dmub_srv) { + /* DMUB isn't supported on the ASIC. */ + return; + } + + status = dmub_srv_is_hw_init(dmub_srv, &init); + if (status != DMUB_STATUS_OK) + DRM_WARN("DMUB hardware init check failed: %d\n", status); + + if (status == DMUB_STATUS_OK && init) { + /* Wait for firmware load to finish. */ + status = dmub_srv_wait_for_auto_load(dmub_srv, 100000); + if (status != DMUB_STATUS_OK) + DRM_WARN("Wait for DMUB auto-load failed: %d\n", status); + } else { + /* Perform the full hardware initialization. */ + dm_dmub_hw_init(adev); + } +} + +static void mmhub_read_system_context(struct amdgpu_device *adev, struct dc_phy_addr_space_config *pa_config) +{ + uint64_t pt_base; + uint32_t logical_addr_low; + uint32_t logical_addr_high; + uint32_t agp_base, agp_bot, agp_top; + PHYSICAL_ADDRESS_LOC page_table_start, page_table_end, page_table_base; + + memset(pa_config, 0, sizeof(*pa_config)); + + logical_addr_low = min(adev->gmc.fb_start, adev->gmc.agp_start) >> 18; + pt_base = amdgpu_gmc_pd_addr(adev->gart.bo); + + if (adev->apu_flags & AMD_APU_IS_RAVEN2) + /* + * Raven2 has a HW issue that it is unable to use the vram which + * is out of MC_VM_SYSTEM_APERTURE_HIGH_ADDR. So here is the + * workaround that increase system aperture high address (add 1) + * to get rid of the VM fault and hardware hang. + */ + logical_addr_high = max((adev->gmc.fb_end >> 18) + 0x1, adev->gmc.agp_end >> 18); + else + logical_addr_high = max(adev->gmc.fb_end, adev->gmc.agp_end) >> 18; + + agp_base = 0; + agp_bot = adev->gmc.agp_start >> 24; + agp_top = adev->gmc.agp_end >> 24; + + + page_table_start.high_part = (u32)(adev->gmc.gart_start >> 44) & 0xF; + page_table_start.low_part = (u32)(adev->gmc.gart_start >> 12); + page_table_end.high_part = (u32)(adev->gmc.gart_end >> 44) & 0xF; + page_table_end.low_part = (u32)(adev->gmc.gart_end >> 12); + page_table_base.high_part = upper_32_bits(pt_base) & 0xF; + page_table_base.low_part = lower_32_bits(pt_base); + + pa_config->system_aperture.start_addr = (uint64_t)logical_addr_low << 18; + pa_config->system_aperture.end_addr = (uint64_t)logical_addr_high << 18; + + pa_config->system_aperture.agp_base = (uint64_t)agp_base << 24 ; + pa_config->system_aperture.agp_bot = (uint64_t)agp_bot << 24; + pa_config->system_aperture.agp_top = (uint64_t)agp_top << 24; + + pa_config->system_aperture.fb_base = adev->gmc.fb_start; + pa_config->system_aperture.fb_offset = adev->gmc.aper_base; + pa_config->system_aperture.fb_top = adev->gmc.fb_end; + + pa_config->gart_config.page_table_start_addr = page_table_start.quad_part << 12; + pa_config->gart_config.page_table_end_addr = page_table_end.quad_part << 12; + pa_config->gart_config.page_table_base_addr = page_table_base.quad_part; + + pa_config->is_hvm_enabled = 0; + +} + +static void vblank_control_worker(struct work_struct *work) +{ + struct vblank_control_work *vblank_work = + container_of(work, struct vblank_control_work, work); + struct amdgpu_display_manager *dm = vblank_work->dm; + + mutex_lock(&dm->dc_lock); + + if (vblank_work->enable) + dm->active_vblank_irq_count++; + else if(dm->active_vblank_irq_count) + dm->active_vblank_irq_count--; + + dc_allow_idle_optimizations(dm->dc, dm->active_vblank_irq_count == 0); + + DRM_DEBUG_KMS("Allow idle optimizations (MALL): %d\n", dm->active_vblank_irq_count == 0); + + /* Control PSR based on vblank requirements from OS */ + if (vblank_work->stream && vblank_work->stream->link) { + if (vblank_work->enable) { + if (vblank_work->stream->link->psr_settings.psr_allow_active) + amdgpu_dm_psr_disable(vblank_work->stream); + } else if (vblank_work->stream->link->psr_settings.psr_feature_enabled && + !vblank_work->stream->link->psr_settings.psr_allow_active && + vblank_work->acrtc->dm_irq_params.allow_psr_entry) { + amdgpu_dm_psr_enable(vblank_work->stream); + } + } + + mutex_unlock(&dm->dc_lock); + + dc_stream_release(vblank_work->stream); + + kfree(vblank_work); +} + +static void dm_handle_hpd_rx_offload_work(struct work_struct *work) +{ + struct hpd_rx_irq_offload_work *offload_work; + struct amdgpu_dm_connector *aconnector; + struct dc_link *dc_link; + struct amdgpu_device *adev; + enum dc_connection_type new_connection_type = dc_connection_none; + unsigned long flags; + + offload_work = container_of(work, struct hpd_rx_irq_offload_work, work); + aconnector = offload_work->offload_wq->aconnector; + + if (!aconnector) { + DRM_ERROR("Can't retrieve aconnector in hpd_rx_irq_offload_work"); + goto skip; + } + + adev = drm_to_adev(aconnector->base.dev); + dc_link = aconnector->dc_link; + + mutex_lock(&aconnector->hpd_lock); + if (!dc_link_detect_sink(dc_link, &new_connection_type)) + DRM_ERROR("KMS: Failed to detect connector\n"); + mutex_unlock(&aconnector->hpd_lock); + + if (new_connection_type == dc_connection_none) + goto skip; + + if (amdgpu_in_reset(adev)) + goto skip; + + mutex_lock(&adev->dm.dc_lock); + if (offload_work->data.bytes.device_service_irq.bits.AUTOMATED_TEST) + dc_link_dp_handle_automated_test(dc_link); + else if ((dc_link->connector_signal != SIGNAL_TYPE_EDP) && + hpd_rx_irq_check_link_loss_status(dc_link, &offload_work->data) && + dc_link_dp_allow_hpd_rx_irq(dc_link)) { + dc_link_dp_handle_link_loss(dc_link); + spin_lock_irqsave(&offload_work->offload_wq->offload_lock, flags); + offload_work->offload_wq->is_handling_link_loss = false; + spin_unlock_irqrestore(&offload_work->offload_wq->offload_lock, flags); + } + mutex_unlock(&adev->dm.dc_lock); + +skip: + kfree(offload_work); + +} + +static struct hpd_rx_irq_offload_work_queue *hpd_rx_irq_create_workqueue(struct dc *dc) +{ + int max_caps = dc->caps.max_links; + int i = 0; + struct hpd_rx_irq_offload_work_queue *hpd_rx_offload_wq = NULL; + + hpd_rx_offload_wq = kcalloc(max_caps, sizeof(*hpd_rx_offload_wq), GFP_KERNEL); + + if (!hpd_rx_offload_wq) + return NULL; + + + for (i = 0; i < max_caps; i++) { + hpd_rx_offload_wq[i].wq = + create_singlethread_workqueue("amdgpu_dm_hpd_rx_offload_wq"); + + if (hpd_rx_offload_wq[i].wq == NULL) { + DRM_ERROR("create amdgpu_dm_hpd_rx_offload_wq fail!"); + return NULL; + } + + spin_lock_init(&hpd_rx_offload_wq[i].offload_lock); + } + + return hpd_rx_offload_wq; +} + +struct amdgpu_stutter_quirk { + u16 chip_vendor; + u16 chip_device; + u16 subsys_vendor; + u16 subsys_device; + u8 revision; +}; + +static const struct amdgpu_stutter_quirk amdgpu_stutter_quirk_list[] = { + /* https://bugzilla.kernel.org/show_bug.cgi?id=214417 */ + { 0x1002, 0x15dd, 0x1002, 0x15dd, 0xc8 }, + { 0, 0, 0, 0, 0 }, +}; + +static bool dm_should_disable_stutter(struct pci_dev *pdev) +{ + const struct amdgpu_stutter_quirk *p = amdgpu_stutter_quirk_list; + + while (p && p->chip_device != 0) { + if (pdev->vendor == p->chip_vendor && + pdev->device == p->chip_device && + pdev->subsystem_vendor == p->subsys_vendor && + pdev->subsystem_device == p->subsys_device && + pdev->revision == p->revision) { + return true; + } + ++p; + } + return false; +} + static int amdgpu_dm_init(struct amdgpu_device *adev) { struct dc_init_data init_data; - adev->dm.ddev = adev->ddev; +#ifdef CONFIG_DRM_AMD_DC_HDCP + struct dc_callback_init init_params; +#endif + int r; + + adev->dm.ddev = adev_to_drm(adev); adev->dm.adev = adev; /* Zero all the fields */ memset(&init_data, 0, sizeof(init_data)); +#ifdef CONFIG_DRM_AMD_DC_HDCP + memset(&init_params, 0, sizeof(init_params)); +#endif mutex_init(&adev->dm.dc_lock); mutex_init(&adev->dm.audio_lock); + spin_lock_init(&adev->dm.vblank_lock); if(amdgpu_dm_irq_init(adev)) { DRM_ERROR("amdgpu: failed to initialize DM IRQ support.\n"); @@ -662,8 +1410,9 @@ static int amdgpu_dm_init(struct amdgpu_device *adev) init_data.asic_id.chip_family = adev->family; - init_data.asic_id.pci_revision_id = adev->rev_id; + init_data.asic_id.pci_revision_id = adev->pdev->revision; init_data.asic_id.hw_internal_rev = adev->external_rev_id; + init_data.asic_id.chip_id = adev->pdev->device; init_data.asic_id.vram_width = adev->gmc.vram_width; /* TODO: initialize init_data.asic_id.vram_type here!!!! */ @@ -683,23 +1432,82 @@ static int amdgpu_dm_init(struct amdgpu_device *adev) init_data.dce_environment = DCE_ENV_PRODUCTION_DRV; - /* - * TODO debug why this doesn't work on Raven - */ - if (adev->flags & AMD_IS_APU && - adev->asic_type >= CHIP_CARRIZO && - adev->asic_type < CHIP_RAVEN) + switch (adev->ip_versions[DCE_HWIP][0]) { + case IP_VERSION(2, 1, 0): + switch (adev->dm.dmcub_fw_version) { + case 0: /* development */ + case 0x1: /* linux-firmware.git hash 6d9f399 */ + case 0x01000000: /* linux-firmware.git hash 9a0b0f4 */ + init_data.flags.disable_dmcu = false; + break; + default: + init_data.flags.disable_dmcu = true; + } + break; + case IP_VERSION(2, 0, 3): + init_data.flags.disable_dmcu = true; + break; + default: + break; + } + + switch (adev->asic_type) { + case CHIP_CARRIZO: + case CHIP_STONEY: init_data.flags.gpu_vm_support = true; + break; + default: + switch (adev->ip_versions[DCE_HWIP][0]) { + case IP_VERSION(1, 0, 0): + case IP_VERSION(1, 0, 1): + /* enable S/G on PCO and RV2 */ + if ((adev->apu_flags & AMD_APU_IS_RAVEN2) || + (adev->apu_flags & AMD_APU_IS_PICASSO)) + init_data.flags.gpu_vm_support = true; + break; + case IP_VERSION(2, 1, 0): + case IP_VERSION(3, 0, 1): + case IP_VERSION(3, 1, 2): + case IP_VERSION(3, 1, 3): + case IP_VERSION(3, 1, 5): + case IP_VERSION(3, 1, 6): + init_data.flags.gpu_vm_support = true; + break; + default: + break; + } + break; + } + + if (init_data.flags.gpu_vm_support) + adev->mode_info.gpu_vm_support = true; if (amdgpu_dc_feature_mask & DC_FBC_MASK) init_data.flags.fbc_support = true; - init_data.flags.power_down_display_on_boot = true; + if (amdgpu_dc_feature_mask & DC_MULTI_MON_PP_MCLK_SWITCH_MASK) + init_data.flags.multi_mon_pp_mclk_switch = true; -#ifdef CONFIG_DRM_AMD_DC_DCN2_0 - init_data.soc_bounding_box = adev->dm.soc_bounding_box; -#endif + if (amdgpu_dc_feature_mask & DC_DISABLE_FRACTIONAL_PWM_MASK) + init_data.flags.disable_fractional_pwm = true; + + if (amdgpu_dc_feature_mask & DC_EDP_NO_POWER_SEQUENCING) + init_data.flags.edp_no_power_sequencing = true; + + if (amdgpu_dc_feature_mask & DC_DISABLE_LTTPR_DP1_4A) + init_data.flags.allow_lttpr_non_transparent_mode.bits.DP1_4A = true; + if (amdgpu_dc_feature_mask & DC_DISABLE_LTTPR_DP2_0) + init_data.flags.allow_lttpr_non_transparent_mode.bits.DP2_0 = true; + init_data.flags.seamless_boot_edp_requested = false; + + if (check_seamless_boot_capability(adev)) { + init_data.flags.seamless_boot_edp_requested = true; + init_data.flags.allow_seamless_boot_optimization = true; + DRM_INFO("Seamless boot condition check passed\n"); + } + + INIT_LIST_HEAD(&adev->dm.da_list); /* Display Core create. */ adev->dm.dc = dc_create(&init_data); @@ -710,6 +1518,50 @@ static int amdgpu_dm_init(struct amdgpu_device *adev) goto error; } + if (amdgpu_dc_debug_mask & DC_DISABLE_PIPE_SPLIT) { + adev->dm.dc->debug.force_single_disp_pipe_split = false; + adev->dm.dc->debug.pipe_split_policy = MPC_SPLIT_AVOID; + } + + if (adev->asic_type != CHIP_CARRIZO && adev->asic_type != CHIP_STONEY) + adev->dm.dc->debug.disable_stutter = amdgpu_pp_feature_mask & PP_STUTTER_MODE ? false : true; + if (dm_should_disable_stutter(adev->pdev)) + adev->dm.dc->debug.disable_stutter = true; + + if (amdgpu_dc_debug_mask & DC_DISABLE_STUTTER) + adev->dm.dc->debug.disable_stutter = true; + + if (amdgpu_dc_debug_mask & DC_DISABLE_DSC) { + adev->dm.dc->debug.disable_dsc = true; + adev->dm.dc->debug.disable_dsc_edp = true; + } + + if (amdgpu_dc_debug_mask & DC_DISABLE_CLOCK_GATING) + adev->dm.dc->debug.disable_clock_gate = true; + + r = dm_dmub_hw_init(adev); + if (r) { + DRM_ERROR("DMUB interface failed to initialize: status=%d\n", r); + goto error; + } + + dc_hardware_init(adev->dm.dc); + + adev->dm.hpd_rx_offload_wq = hpd_rx_irq_create_workqueue(adev->dm.dc); + if (!adev->dm.hpd_rx_offload_wq) { + DRM_ERROR("amdgpu: failed to create hpd rx offload workqueue.\n"); + goto error; + } + + if ((adev->flags & AMD_IS_APU) && (adev->asic_type >= CHIP_CARRIZO)) { + struct dc_phy_addr_space_config pa_config; + + mmhub_read_system_context(adev, &pa_config); + + // Call the DC init_memory func + dc_setup_system_context(adev->dm.dc, &pa_config); + } + adev->dm.freesync_module = mod_freesync_create(adev->dm.dc); if (!adev->dm.freesync_module) { DRM_ERROR( @@ -720,31 +1572,79 @@ static int amdgpu_dm_init(struct amdgpu_device *adev) amdgpu_dm_init_color_mod(); + if (adev->dm.dc->caps.max_links > 0) { + adev->dm.vblank_control_workqueue = + create_singlethread_workqueue("dm_vblank_control_workqueue"); + if (!adev->dm.vblank_control_workqueue) + DRM_ERROR("amdgpu: failed to initialize vblank_workqueue.\n"); + } + +#ifdef CONFIG_DRM_AMD_DC_HDCP + if (adev->dm.dc->caps.max_links > 0 && adev->family >= AMDGPU_FAMILY_RV) { + adev->dm.hdcp_workqueue = hdcp_create_workqueue(adev, &init_params.cp_psp, adev->dm.dc); + + if (!adev->dm.hdcp_workqueue) + DRM_ERROR("amdgpu: failed to initialize hdcp_workqueue.\n"); + else + DRM_DEBUG_DRIVER("amdgpu: hdcp_workqueue init done %p.\n", adev->dm.hdcp_workqueue); + + dc_init_callbacks(adev->dm.dc, &init_params); + } +#endif +#if defined(CONFIG_DRM_AMD_SECURE_DISPLAY) + adev->dm.crc_rd_wrk = amdgpu_dm_crtc_secure_display_create_work(); +#endif + if (dc_enable_dmub_notifications(adev->dm.dc)) { + init_completion(&adev->dm.dmub_aux_transfer_done); + adev->dm.dmub_notify = kzalloc(sizeof(struct dmub_notification), GFP_KERNEL); + if (!adev->dm.dmub_notify) { + DRM_INFO("amdgpu: fail to allocate adev->dm.dmub_notify"); + goto error; + } + + adev->dm.delayed_hpd_wq = create_singlethread_workqueue("amdgpu_dm_hpd_wq"); + if (!adev->dm.delayed_hpd_wq) { + DRM_ERROR("amdgpu: failed to create hpd offload workqueue.\n"); + goto error; + } + + amdgpu_dm_outbox_init(adev); + if (!register_dmub_notify_callback(adev, DMUB_NOTIFICATION_AUX_REPLY, + dmub_aux_setconfig_callback, false)) { + DRM_ERROR("amdgpu: fail to register dmub aux callback"); + goto error; + } + if (!register_dmub_notify_callback(adev, DMUB_NOTIFICATION_HPD, dmub_hpd_callback, true)) { + DRM_ERROR("amdgpu: fail to register dmub hpd callback"); + goto error; + } + if (!register_dmub_notify_callback(adev, DMUB_NOTIFICATION_HPD_IRQ, dmub_hpd_callback, true)) { + DRM_ERROR("amdgpu: fail to register dmub hpd callback"); + goto error; + } + } + if (amdgpu_dm_initialize_drm_device(adev)) { DRM_ERROR( "amdgpu: failed to initialize sw for display support.\n"); goto error; } - /* Update the actual used number of crtc */ - adev->mode_info.num_crtc = adev->dm.display_indexes_num; + /* create fake encoders for MST */ + dm_dp_create_fake_mst_encoders(adev); /* TODO: Add_display_info? */ /* TODO use dynamic cursor width */ - adev->ddev->mode_config.cursor_width = adev->dm.dc->caps.max_cursor_size; - adev->ddev->mode_config.cursor_height = adev->dm.dc->caps.max_cursor_size; + adev_to_drm(adev)->mode_config.cursor_width = adev->dm.dc->caps.max_cursor_size; + adev_to_drm(adev)->mode_config.cursor_height = adev->dm.dc->caps.max_cursor_size; - if (drm_vblank_init(adev->ddev, adev->dm.display_indexes_num)) { + if (drm_vblank_init(adev_to_drm(adev), adev->dm.display_indexes_num)) { DRM_ERROR( "amdgpu: failed to initialize sw for display support.\n"); goto error; } -#if defined(CONFIG_DEBUG_FS) - if (dtn_debugfs_init(adev)) - DRM_ERROR("amdgpu: failed initialize dtn debugfs support.\n"); -#endif DRM_DEBUG_DRIVER("KMS initialized.\n"); @@ -755,12 +1655,73 @@ error: return -EINVAL; } -static void amdgpu_dm_fini(struct amdgpu_device *adev) +static int amdgpu_dm_early_fini(void *handle) { + struct amdgpu_device *adev = (struct amdgpu_device *)handle; + amdgpu_dm_audio_fini(adev); + return 0; +} + +static void amdgpu_dm_fini(struct amdgpu_device *adev) +{ + int i; + + if (adev->dm.vblank_control_workqueue) { + destroy_workqueue(adev->dm.vblank_control_workqueue); + adev->dm.vblank_control_workqueue = NULL; + } + + for (i = 0; i < adev->dm.display_indexes_num; i++) { + drm_encoder_cleanup(&adev->dm.mst_encoders[i].base); + } + amdgpu_dm_destroy_drm_device(&adev->dm); +#if defined(CONFIG_DRM_AMD_SECURE_DISPLAY) + if (adev->dm.crc_rd_wrk) { + flush_work(&adev->dm.crc_rd_wrk->notify_ta_work); + kfree(adev->dm.crc_rd_wrk); + adev->dm.crc_rd_wrk = NULL; + } +#endif +#ifdef CONFIG_DRM_AMD_DC_HDCP + if (adev->dm.hdcp_workqueue) { + hdcp_destroy(&adev->dev->kobj, adev->dm.hdcp_workqueue); + adev->dm.hdcp_workqueue = NULL; + } + + if (adev->dm.dc) + dc_deinit_callbacks(adev->dm.dc); +#endif + + dc_dmub_srv_destroy(&adev->dm.dc->ctx->dmub_srv); + + if (dc_enable_dmub_notifications(adev->dm.dc)) { + kfree(adev->dm.dmub_notify); + adev->dm.dmub_notify = NULL; + destroy_workqueue(adev->dm.delayed_hpd_wq); + adev->dm.delayed_hpd_wq = NULL; + } + + if (adev->dm.dmub_bo) + amdgpu_bo_free_kernel(&adev->dm.dmub_bo, + &adev->dm.dmub_bo_gpu_addr, + &adev->dm.dmub_bo_cpu_addr); + + if (adev->dm.hpd_rx_offload_wq) { + for (i = 0; i < adev->dm.dc->caps.max_links; i++) { + if (adev->dm.hpd_rx_offload_wq[i].wq) { + destroy_workqueue(adev->dm.hpd_rx_offload_wq[i].wq); + adev->dm.hpd_rx_offload_wq[i].wq = NULL; + } + } + + kfree(adev->dm.hpd_rx_offload_wq); + adev->dm.hpd_rx_offload_wq = NULL; + } + /* DC Destroy TODO: Replace destroy DAL */ if (adev->dm.dc) dc_destroy(&adev->dm.dc); @@ -792,6 +1753,12 @@ static int load_dmcu_fw(struct amdgpu_device *adev) const struct dmcu_firmware_header_v1_0 *hdr; switch(adev->asic_type) { +#if defined(CONFIG_DRM_AMD_DC_SI) + case CHIP_TAHITI: + case CHIP_PITCAIRN: + case CHIP_VERDE: + case CHIP_OLAND: +#endif case CHIP_BONAIRE: case CHIP_HAWAII: case CHIP_KAVERI: @@ -808,8 +1775,10 @@ static int load_dmcu_fw(struct amdgpu_device *adev) case CHIP_VEGA10: case CHIP_VEGA12: case CHIP_VEGA20: - case CHIP_NAVI10: return 0; + case CHIP_NAVI12: + fw_name_dmcu = FIRMWARE_NAVI12_DMCU; + break; case CHIP_RAVEN: if (ASICREV_IS_PICASSO(adev->external_rev_id)) fw_name_dmcu = FIRMWARE_RAVEN_DMCU; @@ -819,6 +1788,23 @@ static int load_dmcu_fw(struct amdgpu_device *adev) return 0; break; default: + switch (adev->ip_versions[DCE_HWIP][0]) { + case IP_VERSION(2, 0, 2): + case IP_VERSION(2, 0, 3): + case IP_VERSION(2, 0, 0): + case IP_VERSION(2, 1, 0): + case IP_VERSION(3, 0, 0): + case IP_VERSION(3, 0, 2): + case IP_VERSION(3, 0, 3): + case IP_VERSION(3, 0, 1): + case IP_VERSION(3, 1, 2): + case IP_VERSION(3, 1, 3): + case IP_VERSION(3, 1, 5): + case IP_VERSION(3, 1, 6): + return 0; + default: + break; + } DRM_ERROR("Unsupported ASIC type: 0x%X\n", adev->asic_type); return -EINVAL; } @@ -868,9 +1854,198 @@ static int load_dmcu_fw(struct amdgpu_device *adev) return 0; } +static uint32_t amdgpu_dm_dmub_reg_read(void *ctx, uint32_t address) +{ + struct amdgpu_device *adev = ctx; + + return dm_read_reg(adev->dm.dc->ctx, address); +} + +static void amdgpu_dm_dmub_reg_write(void *ctx, uint32_t address, + uint32_t value) +{ + struct amdgpu_device *adev = ctx; + + return dm_write_reg(adev->dm.dc->ctx, address, value); +} + +static int dm_dmub_sw_init(struct amdgpu_device *adev) +{ + struct dmub_srv_create_params create_params; + struct dmub_srv_region_params region_params; + struct dmub_srv_region_info region_info; + struct dmub_srv_fb_params fb_params; + struct dmub_srv_fb_info *fb_info; + struct dmub_srv *dmub_srv; + const struct dmcub_firmware_header_v1_0 *hdr; + const char *fw_name_dmub; + enum dmub_asic dmub_asic; + enum dmub_status status; + int r; + + switch (adev->ip_versions[DCE_HWIP][0]) { + case IP_VERSION(2, 1, 0): + dmub_asic = DMUB_ASIC_DCN21; + fw_name_dmub = FIRMWARE_RENOIR_DMUB; + if (ASICREV_IS_GREEN_SARDINE(adev->external_rev_id)) + fw_name_dmub = FIRMWARE_GREEN_SARDINE_DMUB; + break; + case IP_VERSION(3, 0, 0): + if (adev->ip_versions[GC_HWIP][0] == IP_VERSION(10, 3, 0)) { + dmub_asic = DMUB_ASIC_DCN30; + fw_name_dmub = FIRMWARE_SIENNA_CICHLID_DMUB; + } else { + dmub_asic = DMUB_ASIC_DCN30; + fw_name_dmub = FIRMWARE_NAVY_FLOUNDER_DMUB; + } + break; + case IP_VERSION(3, 0, 1): + dmub_asic = DMUB_ASIC_DCN301; + fw_name_dmub = FIRMWARE_VANGOGH_DMUB; + break; + case IP_VERSION(3, 0, 2): + dmub_asic = DMUB_ASIC_DCN302; + fw_name_dmub = FIRMWARE_DIMGREY_CAVEFISH_DMUB; + break; + case IP_VERSION(3, 0, 3): + dmub_asic = DMUB_ASIC_DCN303; + fw_name_dmub = FIRMWARE_BEIGE_GOBY_DMUB; + break; + case IP_VERSION(3, 1, 2): + case IP_VERSION(3, 1, 3): + dmub_asic = (adev->external_rev_id == YELLOW_CARP_B0) ? DMUB_ASIC_DCN31B : DMUB_ASIC_DCN31; + fw_name_dmub = FIRMWARE_YELLOW_CARP_DMUB; + break; + case IP_VERSION(3, 1, 5): + dmub_asic = DMUB_ASIC_DCN315; + fw_name_dmub = FIRMWARE_DCN_315_DMUB; + break; + case IP_VERSION(3, 1, 6): + dmub_asic = DMUB_ASIC_DCN316; + fw_name_dmub = FIRMWARE_DCN316_DMUB; + break; + default: + /* ASIC doesn't support DMUB. */ + return 0; + } + + r = request_firmware_direct(&adev->dm.dmub_fw, fw_name_dmub, adev->dev); + if (r) { + DRM_ERROR("DMUB firmware loading failed: %d\n", r); + return 0; + } + + r = amdgpu_ucode_validate(adev->dm.dmub_fw); + if (r) { + DRM_ERROR("Couldn't validate DMUB firmware: %d\n", r); + return 0; + } + + hdr = (const struct dmcub_firmware_header_v1_0 *)adev->dm.dmub_fw->data; + adev->dm.dmcub_fw_version = le32_to_cpu(hdr->header.ucode_version); + + if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) { + adev->firmware.ucode[AMDGPU_UCODE_ID_DMCUB].ucode_id = + AMDGPU_UCODE_ID_DMCUB; + adev->firmware.ucode[AMDGPU_UCODE_ID_DMCUB].fw = + adev->dm.dmub_fw; + adev->firmware.fw_size += + ALIGN(le32_to_cpu(hdr->inst_const_bytes), PAGE_SIZE); + + DRM_INFO("Loading DMUB firmware via PSP: version=0x%08X\n", + adev->dm.dmcub_fw_version); + } + + + adev->dm.dmub_srv = kzalloc(sizeof(*adev->dm.dmub_srv), GFP_KERNEL); + dmub_srv = adev->dm.dmub_srv; + + if (!dmub_srv) { + DRM_ERROR("Failed to allocate DMUB service!\n"); + return -ENOMEM; + } + + memset(&create_params, 0, sizeof(create_params)); + create_params.user_ctx = adev; + create_params.funcs.reg_read = amdgpu_dm_dmub_reg_read; + create_params.funcs.reg_write = amdgpu_dm_dmub_reg_write; + create_params.asic = dmub_asic; + + /* Create the DMUB service. */ + status = dmub_srv_create(dmub_srv, &create_params); + if (status != DMUB_STATUS_OK) { + DRM_ERROR("Error creating DMUB service: %d\n", status); + return -EINVAL; + } + + /* Calculate the size of all the regions for the DMUB service. */ + memset(®ion_params, 0, sizeof(region_params)); + + region_params.inst_const_size = le32_to_cpu(hdr->inst_const_bytes) - + PSP_HEADER_BYTES - PSP_FOOTER_BYTES; + region_params.bss_data_size = le32_to_cpu(hdr->bss_data_bytes); + region_params.vbios_size = adev->bios_size; + region_params.fw_bss_data = region_params.bss_data_size ? + adev->dm.dmub_fw->data + + le32_to_cpu(hdr->header.ucode_array_offset_bytes) + + le32_to_cpu(hdr->inst_const_bytes) : NULL; + region_params.fw_inst_const = + adev->dm.dmub_fw->data + + le32_to_cpu(hdr->header.ucode_array_offset_bytes) + + PSP_HEADER_BYTES; + + status = dmub_srv_calc_region_info(dmub_srv, ®ion_params, + ®ion_info); + + if (status != DMUB_STATUS_OK) { + DRM_ERROR("Error calculating DMUB region info: %d\n", status); + return -EINVAL; + } + + /* + * Allocate a framebuffer based on the total size of all the regions. + * TODO: Move this into GART. + */ + r = amdgpu_bo_create_kernel(adev, region_info.fb_size, PAGE_SIZE, + AMDGPU_GEM_DOMAIN_VRAM, &adev->dm.dmub_bo, + &adev->dm.dmub_bo_gpu_addr, + &adev->dm.dmub_bo_cpu_addr); + if (r) + return r; + + /* Rebase the regions on the framebuffer address. */ + memset(&fb_params, 0, sizeof(fb_params)); + fb_params.cpu_addr = adev->dm.dmub_bo_cpu_addr; + fb_params.gpu_addr = adev->dm.dmub_bo_gpu_addr; + fb_params.region_info = ®ion_info; + + adev->dm.dmub_fb_info = + kzalloc(sizeof(*adev->dm.dmub_fb_info), GFP_KERNEL); + fb_info = adev->dm.dmub_fb_info; + + if (!fb_info) { + DRM_ERROR( + "Failed to allocate framebuffer info for DMUB service!\n"); + return -ENOMEM; + } + + status = dmub_srv_calc_fb_info(dmub_srv, &fb_params, fb_info); + if (status != DMUB_STATUS_OK) { + DRM_ERROR("Error calculating DMUB FB info: %d\n", status); + return -EINVAL; + } + + return 0; +} + static int dm_sw_init(void *handle) { struct amdgpu_device *adev = (struct amdgpu_device *)handle; + int r; + + r = dm_dmub_sw_init(adev); + if (r) + return r; return load_dmcu_fw(adev); } @@ -879,11 +2054,20 @@ static int dm_sw_fini(void *handle) { struct amdgpu_device *adev = (struct amdgpu_device *)handle; - if(adev->dm.fw_dmcu) { - release_firmware(adev->dm.fw_dmcu); - adev->dm.fw_dmcu = NULL; + kfree(adev->dm.dmub_fb_info); + adev->dm.dmub_fb_info = NULL; + + if (adev->dm.dmub_srv) { + dmub_srv_destroy(adev->dm.dmub_srv); + adev->dm.dmub_srv = NULL; } + release_firmware(adev->dm.dmub_fw); + adev->dm.dmub_fw = NULL; + + release_firmware(adev->dm.fw_dmcu); + adev->dm.fw_dmcu = NULL; + return 0; } @@ -891,27 +2075,29 @@ static int detect_mst_link_for_all_connectors(struct drm_device *dev) { struct amdgpu_dm_connector *aconnector; struct drm_connector *connector; + struct drm_connector_list_iter iter; int ret = 0; - drm_modeset_lock(&dev->mode_config.connection_mutex, NULL); - - list_for_each_entry(connector, &dev->mode_config.connector_list, head) { + drm_connector_list_iter_begin(dev, &iter); + drm_for_each_connector_iter(connector, &iter) { aconnector = to_amdgpu_dm_connector(connector); if (aconnector->dc_link->type == dc_connection_mst_branch && aconnector->mst_mgr.aux) { DRM_DEBUG_DRIVER("DM_MST: starting TM on aconnector: %p [id: %d]\n", - aconnector, aconnector->base.base.id); + aconnector, + aconnector->base.base.id); ret = drm_dp_mst_topology_mgr_set_mst(&aconnector->mst_mgr, true); if (ret < 0) { DRM_ERROR("DM_MST: Failed to start MST\n"); - ((struct dc_link *)aconnector->dc_link)->type = dc_connection_single; - return ret; - } + aconnector->dc_link->type = + dc_connection_single; + break; } + } } + drm_connector_list_iter_end(&iter); - drm_modeset_unlock(&dev->mode_config.connection_mutex); return ret; } @@ -922,41 +2108,56 @@ static int dm_late_init(void *handle) struct dmcu_iram_parameters params; unsigned int linear_lut[16]; int i; - struct dmcu *dmcu = adev->dm.dc->res_pool->dmcu; - bool ret = false; + struct dmcu *dmcu = NULL; + + dmcu = adev->dm.dc->res_pool->dmcu; for (i = 0; i < 16; i++) linear_lut[i] = 0xFFFF * i / 15; params.set = 0; + params.backlight_ramping_override = false; params.backlight_ramping_start = 0xCCCC; params.backlight_ramping_reduction = 0xCCCCCCCC; params.backlight_lut_array_size = 16; params.backlight_lut_array = linear_lut; - /* todo will enable for navi10 */ - if (adev->asic_type <= CHIP_RAVEN) { - ret = dmcu_load_iram(dmcu, params); - - if (!ret) + /* Min backlight level after ABM reduction, Don't allow below 1% + * 0xFFFF x 0.01 = 0x28F + */ + params.min_abm_backlight = 0x28F; + /* In the case where abm is implemented on dmcub, + * dmcu object will be null. + * ABM 2.4 and up are implemented on dmcub. + */ + if (dmcu) { + if (!dmcu_load_iram(dmcu, params)) return -EINVAL; + } else if (adev->dm.dc->ctx->dmub_srv) { + struct dc_link *edp_links[MAX_NUM_EDP]; + int edp_num; + + get_edp_links(adev->dm.dc, edp_links, &edp_num); + for (i = 0; i < edp_num; i++) { + if (!dmub_init_abm_config(adev->dm.dc->res_pool, params, i)) + return -EINVAL; + } } - return detect_mst_link_for_all_connectors(adev->ddev); + return detect_mst_link_for_all_connectors(adev_to_drm(adev)); } static void s3_handle_mst(struct drm_device *dev, bool suspend) { struct amdgpu_dm_connector *aconnector; struct drm_connector *connector; + struct drm_connector_list_iter iter; struct drm_dp_mst_topology_mgr *mgr; int ret; bool need_hotplug = false; - drm_modeset_lock(&dev->mode_config.connection_mutex, NULL); - - list_for_each_entry(connector, &dev->mode_config.connector_list, - head) { + drm_connector_list_iter_begin(dev, &iter); + drm_for_each_connector_iter(connector, &iter) { aconnector = to_amdgpu_dm_connector(connector); if (aconnector->dc_link->type != dc_connection_mst_branch || aconnector->mst_port) @@ -967,23 +2168,73 @@ static void s3_handle_mst(struct drm_device *dev, bool suspend) if (suspend) { drm_dp_mst_topology_mgr_suspend(mgr); } else { - ret = drm_dp_mst_topology_mgr_resume(mgr); + ret = drm_dp_mst_topology_mgr_resume(mgr, true); if (ret < 0) { drm_dp_mst_topology_mgr_set_mst(mgr, false); need_hotplug = true; } } } - - drm_modeset_unlock(&dev->mode_config.connection_mutex); + drm_connector_list_iter_end(&iter); if (need_hotplug) drm_kms_helper_hotplug_event(dev); } +static int amdgpu_dm_smu_write_watermarks_table(struct amdgpu_device *adev) +{ + int ret = 0; + + /* This interface is for dGPU Navi1x.Linux dc-pplib interface depends + * on window driver dc implementation. + * For Navi1x, clock settings of dcn watermarks are fixed. the settings + * should be passed to smu during boot up and resume from s3. + * boot up: dc calculate dcn watermark clock settings within dc_create, + * dcn20_resource_construct + * then call pplib functions below to pass the settings to smu: + * smu_set_watermarks_for_clock_ranges + * smu_set_watermarks_table + * navi10_set_watermarks_table + * smu_write_watermarks_table + * + * For Renoir, clock settings of dcn watermark are also fixed values. + * dc has implemented different flow for window driver: + * dc_hardware_init / dc_set_power_state + * dcn10_init_hw + * notify_wm_ranges + * set_wm_ranges + * -- Linux + * smu_set_watermarks_for_clock_ranges + * renoir_set_watermarks_table + * smu_write_watermarks_table + * + * For Linux, + * dc_hardware_init -> amdgpu_dm_init + * dc_set_power_state --> dm_resume + * + * therefore, this function apply to navi10/12/14 but not Renoir + * * + */ + switch (adev->ip_versions[DCE_HWIP][0]) { + case IP_VERSION(2, 0, 2): + case IP_VERSION(2, 0, 0): + break; + default: + return 0; + } + + ret = amdgpu_dpm_write_watermarks_table(adev); + if (ret) { + DRM_ERROR("Failed to update WMTABLE!\n"); + return ret; + } + + return 0; +} + /** * dm_hw_init() - Initialize DC device - * @handle: The base driver device containing the amdpgu_dm device. + * @handle: The base driver device containing the amdgpu_dm device. * * Initialize the &struct amdgpu_display_manager device. This involves calling * the initializers of each DM component, then populating the struct with them. @@ -1013,7 +2264,7 @@ static int dm_hw_init(void *handle) /** * dm_hw_fini() - Teardown DC device - * @handle: The base driver device containing the amdpgu_dm device. + * @handle: The base driver device containing the amdgpu_dm device. * * Teardown components within &struct amdgpu_display_manager that require * cleanup. This involves cleaning up the DRM device, DC, and any modules that @@ -1030,26 +2281,137 @@ static int dm_hw_fini(void *handle) return 0; } + +static int dm_enable_vblank(struct drm_crtc *crtc); +static void dm_disable_vblank(struct drm_crtc *crtc); + +static void dm_gpureset_toggle_interrupts(struct amdgpu_device *adev, + struct dc_state *state, bool enable) +{ + enum dc_irq_source irq_source; + struct amdgpu_crtc *acrtc; + int rc = -EBUSY; + int i = 0; + + for (i = 0; i < state->stream_count; i++) { + acrtc = get_crtc_by_otg_inst( + adev, state->stream_status[i].primary_otg_inst); + + if (acrtc && state->stream_status[i].plane_count != 0) { + irq_source = IRQ_TYPE_PFLIP + acrtc->otg_inst; + rc = dc_interrupt_set(adev->dm.dc, irq_source, enable) ? 0 : -EBUSY; + DRM_DEBUG_VBL("crtc %d - vupdate irq %sabling: r=%d\n", + acrtc->crtc_id, enable ? "en" : "dis", rc); + if (rc) + DRM_WARN("Failed to %s pflip interrupts\n", + enable ? "enable" : "disable"); + + if (enable) { + rc = dm_enable_vblank(&acrtc->base); + if (rc) + DRM_WARN("Failed to enable vblank interrupts\n"); + } else { + dm_disable_vblank(&acrtc->base); + } + + } + } + +} + +static enum dc_status amdgpu_dm_commit_zero_streams(struct dc *dc) +{ + struct dc_state *context = NULL; + enum dc_status res = DC_ERROR_UNEXPECTED; + int i; + struct dc_stream_state *del_streams[MAX_PIPES]; + int del_streams_count = 0; + + memset(del_streams, 0, sizeof(del_streams)); + + context = dc_create_state(dc); + if (context == NULL) + goto context_alloc_fail; + + dc_resource_state_copy_construct_current(dc, context); + + /* First remove from context all streams */ + for (i = 0; i < context->stream_count; i++) { + struct dc_stream_state *stream = context->streams[i]; + + del_streams[del_streams_count++] = stream; + } + + /* Remove all planes for removed streams and then remove the streams */ + for (i = 0; i < del_streams_count; i++) { + if (!dc_rem_all_planes_for_stream(dc, del_streams[i], context)) { + res = DC_FAIL_DETACH_SURFACES; + goto fail; + } + + res = dc_remove_stream_from_ctx(dc, context, del_streams[i]); + if (res != DC_OK) + goto fail; + } + + res = dc_commit_state(dc, context); + +fail: + dc_release_state(context); + +context_alloc_fail: + return res; +} + +static void hpd_rx_irq_work_suspend(struct amdgpu_display_manager *dm) +{ + int i; + + if (dm->hpd_rx_offload_wq) { + for (i = 0; i < dm->dc->caps.max_links; i++) + flush_workqueue(dm->hpd_rx_offload_wq[i].wq); + } +} + static int dm_suspend(void *handle) { struct amdgpu_device *adev = handle; struct amdgpu_display_manager *dm = &adev->dm; int ret = 0; + if (amdgpu_in_reset(adev)) { + mutex_lock(&dm->dc_lock); + + dc_allow_idle_optimizations(adev->dm.dc, false); + + dm->cached_dc_state = dc_copy_state(dm->dc->current_state); + + dm_gpureset_toggle_interrupts(adev, dm->cached_dc_state, false); + + amdgpu_dm_commit_zero_streams(dm->dc); + + amdgpu_dm_irq_suspend(adev); + + hpd_rx_irq_work_suspend(dm); + + return ret; + } + WARN_ON(adev->dm.cached_state); - adev->dm.cached_state = drm_atomic_helper_suspend(adev->ddev); + adev->dm.cached_state = drm_atomic_helper_suspend(adev_to_drm(adev)); - s3_handle_mst(adev->ddev, true); + s3_handle_mst(adev_to_drm(adev), true); amdgpu_dm_irq_suspend(adev); + hpd_rx_irq_work_suspend(dm); dc_set_power_state(dm->dc, DC_ACPI_CM_POWER_STATE_D3); - return ret; + return 0; } -static struct amdgpu_dm_connector * +struct amdgpu_dm_connector * amdgpu_dm_find_first_crtc_matching_connector(struct drm_atomic_state *state, struct drm_crtc *crtc) { @@ -1080,8 +2442,8 @@ static void emulated_link_detect(struct dc_link *link) link->type = dc_connection_none; prev_sink = link->local_sink; - if (prev_sink != NULL) - dc_sink_retain(prev_sink); + if (prev_sink) + dc_sink_release(prev_sink); switch (link->connector_signal) { case SIGNAL_TYPE_HDMI_TYPE_A: { @@ -1150,13 +2512,82 @@ static void emulated_link_detect(struct dc_link *link) } +static void dm_gpureset_commit_state(struct dc_state *dc_state, + struct amdgpu_display_manager *dm) +{ + struct { + struct dc_surface_update surface_updates[MAX_SURFACES]; + struct dc_plane_info plane_infos[MAX_SURFACES]; + struct dc_scaling_info scaling_infos[MAX_SURFACES]; + struct dc_flip_addrs flip_addrs[MAX_SURFACES]; + struct dc_stream_update stream_update; + } * bundle; + int k, m; + + bundle = kzalloc(sizeof(*bundle), GFP_KERNEL); + + if (!bundle) { + dm_error("Failed to allocate update bundle\n"); + goto cleanup; + } + + for (k = 0; k < dc_state->stream_count; k++) { + bundle->stream_update.stream = dc_state->streams[k]; + + for (m = 0; m < dc_state->stream_status->plane_count; m++) { + bundle->surface_updates[m].surface = + dc_state->stream_status->plane_states[m]; + bundle->surface_updates[m].surface->force_full_update = + true; + } + dc_commit_updates_for_stream( + dm->dc, bundle->surface_updates, + dc_state->stream_status->plane_count, + dc_state->streams[k], &bundle->stream_update, dc_state); + } + +cleanup: + kfree(bundle); + + return; +} + +static void dm_set_dpms_off(struct dc_link *link, struct dm_crtc_state *acrtc_state) +{ + struct dc_stream_state *stream_state; + struct amdgpu_dm_connector *aconnector = link->priv; + struct amdgpu_device *adev = drm_to_adev(aconnector->base.dev); + struct dc_stream_update stream_update; + bool dpms_off = true; + + memset(&stream_update, 0, sizeof(stream_update)); + stream_update.dpms_off = &dpms_off; + + mutex_lock(&adev->dm.dc_lock); + stream_state = dc_stream_find_from_link(link); + + if (stream_state == NULL) { + DRM_DEBUG_DRIVER("Error finding stream state associated with link!\n"); + mutex_unlock(&adev->dm.dc_lock); + return; + } + + stream_update.stream = stream_state; + acrtc_state->force_dpms_off = true; + dc_commit_updates_for_stream(stream_state->ctx->dc, NULL, 0, + stream_state, &stream_update, + stream_state->ctx->dc->current_state); + mutex_unlock(&adev->dm.dc_lock); +} + static int dm_resume(void *handle) { struct amdgpu_device *adev = handle; - struct drm_device *ddev = adev->ddev; + struct drm_device *ddev = adev_to_drm(adev); struct amdgpu_display_manager *dm = &adev->dm; struct amdgpu_dm_connector *aconnector; struct drm_connector *connector; + struct drm_connector_list_iter iter; struct drm_crtc *crtc; struct drm_crtc_state *new_crtc_state; struct dm_crtc_state *dm_new_crtc_state; @@ -1165,38 +2596,103 @@ static int dm_resume(void *handle) struct dm_plane_state *dm_new_plane_state; struct dm_atomic_state *dm_state = to_dm_atomic_state(dm->atomic_obj.state); enum dc_connection_type new_connection_type = dc_connection_none; - int i; + struct dc_state *dc_state; + int i, r, j; + + if (amdgpu_in_reset(adev)) { + dc_state = dm->cached_dc_state; + + /* + * The dc->current_state is backed up into dm->cached_dc_state + * before we commit 0 streams. + * + * DC will clear link encoder assignments on the real state + * but the changes won't propagate over to the copy we made + * before the 0 streams commit. + * + * DC expects that link encoder assignments are *not* valid + * when committing a state, so as a workaround we can copy + * off of the current state. + * + * We lose the previous assignments, but we had already + * commit 0 streams anyway. + */ + link_enc_cfg_copy(adev->dm.dc->current_state, dc_state); + + if (dc_enable_dmub_notifications(adev->dm.dc)) + amdgpu_dm_outbox_init(adev); + + r = dm_dmub_hw_init(adev); + if (r) + DRM_ERROR("DMUB interface failed to initialize: status=%d\n", r); + + dc_set_power_state(dm->dc, DC_ACPI_CM_POWER_STATE_D0); + dc_resume(dm->dc); + + amdgpu_dm_irq_resume_early(adev); + for (i = 0; i < dc_state->stream_count; i++) { + dc_state->streams[i]->mode_changed = true; + for (j = 0; j < dc_state->stream_status[i].plane_count; j++) { + dc_state->stream_status[i].plane_states[j]->update_flags.raw + = 0xffffffff; + } + } + + WARN_ON(!dc_commit_state(dm->dc, dc_state)); + + dm_gpureset_commit_state(dm->cached_dc_state, dm); + + dm_gpureset_toggle_interrupts(adev, dm->cached_dc_state, true); + + dc_release_state(dm->cached_dc_state); + dm->cached_dc_state = NULL; + + amdgpu_dm_irq_resume_late(adev); + + mutex_unlock(&dm->dc_lock); + + return 0; + } /* Recreate dc_state - DC invalidates it when setting power state to S3. */ dc_release_state(dm_state->context); dm_state->context = dc_create_state(dm->dc); /* TODO: Remove dc_state->dccg, use dc->dccg directly. */ dc_resource_state_construct(dm->dc, dm_state->context); + /* Re-enable outbox interrupts for DPIA. */ + if (dc_enable_dmub_notifications(adev->dm.dc)) + amdgpu_dm_outbox_init(adev); + + /* Before powering on DC we need to re-initialize DMUB. */ + dm_dmub_hw_resume(adev); + /* power on hardware */ dc_set_power_state(dm->dc, DC_ACPI_CM_POWER_STATE_D0); /* program HPD filter */ dc_resume(dm->dc); - /* On resume we need to rewrite the MSTM control bits to enamble MST*/ - s3_handle_mst(ddev, false); - /* * early enable HPD Rx IRQ, should be done before set mode as short * pulse interrupts are used for MST */ amdgpu_dm_irq_resume_early(adev); + /* On resume we need to rewrite the MSTM control bits to enable MST*/ + s3_handle_mst(ddev, false); + /* Do detection*/ - list_for_each_entry(connector, &ddev->mode_config.connector_list, head) { + drm_connector_list_iter_begin(ddev, &iter); + drm_for_each_connector_iter(connector, &iter) { aconnector = to_amdgpu_dm_connector(connector); /* * this is the case when traversing through already created * MST connectors, should be skipped */ - if (aconnector->mst_port) + if (aconnector->dc_link && + aconnector->dc_link->type == dc_connection_mst_branch) continue; mutex_lock(&aconnector->hpd_lock); @@ -1217,6 +2713,7 @@ static int dm_resume(void *handle) amdgpu_dm_update_connector_after_detect(aconnector); mutex_unlock(&aconnector->hpd_lock); } + drm_connector_list_iter_end(&iter); /* Force mode set in atomic commit */ for_each_new_crtc_in_state(dm->cached_state, crtc, new_crtc_state, i) @@ -1251,6 +2748,8 @@ static int dm_resume(void *handle) amdgpu_dm_irq_resume_late(adev); + amdgpu_dm_smu_write_watermarks_table(adev); + return 0; } @@ -1270,6 +2769,7 @@ static const struct amd_ip_funcs amdgpu_dm_funcs = { .late_init = dm_late_init, .sw_init = dm_sw_init, .sw_fini = dm_sw_fini, + .early_fini = amdgpu_dm_early_fini, .hw_init = dm_hw_init, .hw_fini = dm_hw_fini, .suspend = dm_suspend, @@ -1300,17 +2800,90 @@ const struct amdgpu_ip_block_version dm_ip_block = static const struct drm_mode_config_funcs amdgpu_dm_mode_funcs = { .fb_create = amdgpu_display_user_framebuffer_create, + .get_format_info = amd_get_format_info, .output_poll_changed = drm_fb_helper_output_poll_changed, .atomic_check = amdgpu_dm_atomic_check, - .atomic_commit = amdgpu_dm_atomic_commit, + .atomic_commit = drm_atomic_helper_commit, }; static struct drm_mode_config_helper_funcs amdgpu_dm_mode_config_helperfuncs = { .atomic_commit_tail = amdgpu_dm_atomic_commit_tail }; -static void -amdgpu_dm_update_connector_after_detect(struct amdgpu_dm_connector *aconnector) +static void update_connector_ext_caps(struct amdgpu_dm_connector *aconnector) +{ + u32 max_avg, min_cll, max, min, q, r; + struct amdgpu_dm_backlight_caps *caps; + struct amdgpu_display_manager *dm; + struct drm_connector *conn_base; + struct amdgpu_device *adev; + struct dc_link *link = NULL; + static const u8 pre_computed_values[] = { + 50, 51, 52, 53, 55, 56, 57, 58, 59, 61, 62, 63, 65, 66, 68, 69, + 71, 72, 74, 75, 77, 79, 81, 82, 84, 86, 88, 90, 92, 94, 96, 98}; + int i; + + if (!aconnector || !aconnector->dc_link) + return; + + link = aconnector->dc_link; + if (link->connector_signal != SIGNAL_TYPE_EDP) + return; + + conn_base = &aconnector->base; + adev = drm_to_adev(conn_base->dev); + dm = &adev->dm; + for (i = 0; i < dm->num_of_edps; i++) { + if (link == dm->backlight_link[i]) + break; + } + if (i >= dm->num_of_edps) + return; + caps = &dm->backlight_caps[i]; + caps->ext_caps = &aconnector->dc_link->dpcd_sink_ext_caps; + caps->aux_support = false; + max_avg = conn_base->hdr_sink_metadata.hdmi_type1.max_fall; + min_cll = conn_base->hdr_sink_metadata.hdmi_type1.min_cll; + + if (caps->ext_caps->bits.oled == 1 /*|| + caps->ext_caps->bits.sdr_aux_backlight_control == 1 || + caps->ext_caps->bits.hdr_aux_backlight_control == 1*/) + caps->aux_support = true; + + if (amdgpu_backlight == 0) + caps->aux_support = false; + else if (amdgpu_backlight == 1) + caps->aux_support = true; + + /* From the specification (CTA-861-G), for calculating the maximum + * luminance we need to use: + * Luminance = 50*2**(CV/32) + * Where CV is a one-byte value. + * For calculating this expression we may need float point precision; + * to avoid this complexity level, we take advantage that CV is divided + * by a constant. From the Euclids division algorithm, we know that CV + * can be written as: CV = 32*q + r. Next, we replace CV in the + * Luminance expression and get 50*(2**q)*(2**(r/32)), hence we just + * need to pre-compute the value of r/32. For pre-computing the values + * We just used the following Ruby line: + * (0...32).each {|cv| puts (50*2**(cv/32.0)).round} + * The results of the above expressions can be verified at + * pre_computed_values. + */ + q = max_avg >> 5; + r = max_avg % 32; + max = (1 << q) * pre_computed_values[r]; + + // min luminance: maxLum * (CV/255)^2 / 100 + q = DIV_ROUND_CLOSEST(min_cll, 255); + min = max * DIV_ROUND_CLOSEST((q * q), 100); + + caps->aux_max_input_signal = max; + caps->aux_min_input_signal = min; +} + +void amdgpu_dm_update_connector_after_detect( + struct amdgpu_dm_connector *aconnector) { struct drm_connector *connector = &aconnector->base; struct drm_device *dev = connector->dev; @@ -1320,7 +2893,6 @@ amdgpu_dm_update_connector_after_detect(struct amdgpu_dm_connector *aconnector) if (aconnector->mst_mgr.mst_state == true) return; - sink = aconnector->dc_link->local_sink; if (sink) dc_sink_retain(sink); @@ -1404,26 +2976,31 @@ amdgpu_dm_update_connector_after_detect(struct amdgpu_dm_connector *aconnector) * TODO: check if we still need the S3 mode update workaround. * If yes, put it here. */ - if (aconnector->dc_sink) + if (aconnector->dc_sink) { amdgpu_dm_update_freesync_caps(connector, NULL); + dc_sink_release(aconnector->dc_sink); + } aconnector->dc_sink = sink; dc_sink_retain(aconnector->dc_sink); if (sink->dc_edid.length == 0) { aconnector->edid = NULL; - drm_dp_cec_unset_edid(&aconnector->dm_dp_aux.aux); + if (aconnector->dc_link->aux_mode) { + drm_dp_cec_unset_edid( + &aconnector->dm_dp_aux.aux); + } } else { aconnector->edid = - (struct edid *) sink->dc_edid.raw_edid; - + (struct edid *)sink->dc_edid.raw_edid; - drm_connector_update_edid_property(connector, - aconnector->edid); - drm_dp_cec_set_edid(&aconnector->dm_dp_aux.aux, - aconnector->edid); + if (aconnector->dc_link->aux_mode) + drm_dp_cec_set_edid(&aconnector->dm_dp_aux.aux, + aconnector->edid); } - amdgpu_dm_update_freesync_caps(connector, aconnector->edid); + drm_connector_update_edid_property(connector, aconnector->edid); + amdgpu_dm_update_freesync_caps(connector, aconnector->edid); + update_connector_ext_caps(aconnector); } else { drm_dp_cec_unset_edid(&aconnector->dm_dp_aux.aux); amdgpu_dm_update_freesync_caps(connector, NULL); @@ -1432,27 +3009,49 @@ amdgpu_dm_update_connector_after_detect(struct amdgpu_dm_connector *aconnector) dc_sink_release(aconnector->dc_sink); aconnector->dc_sink = NULL; aconnector->edid = NULL; +#ifdef CONFIG_DRM_AMD_DC_HDCP + /* Set CP to DESIRED if it was ENABLED, so we can re-enable it again on hotplug */ + if (connector->state->content_protection == DRM_MODE_CONTENT_PROTECTION_ENABLED) + connector->state->content_protection = DRM_MODE_CONTENT_PROTECTION_DESIRED; +#endif } mutex_unlock(&dev->mode_config.mutex); + update_subconnector_property(aconnector); + if (sink) dc_sink_release(sink); } -static void handle_hpd_irq(void *param) +static void handle_hpd_irq_helper(struct amdgpu_dm_connector *aconnector) { - struct amdgpu_dm_connector *aconnector = (struct amdgpu_dm_connector *)param; struct drm_connector *connector = &aconnector->base; struct drm_device *dev = connector->dev; enum dc_connection_type new_connection_type = dc_connection_none; + struct amdgpu_device *adev = drm_to_adev(dev); + struct dm_connector_state *dm_con_state = to_dm_connector_state(connector->state); + struct dm_crtc_state *dm_crtc_state = NULL; + if (adev->dm.disable_hpd_irq) + return; + + if (dm_con_state->base.state && dm_con_state->base.crtc) + dm_crtc_state = to_dm_crtc_state(drm_atomic_get_crtc_state( + dm_con_state->base.state, + dm_con_state->base.crtc)); /* * In case of failure or MST no need to update connector status or notify the OS * since (for MST case) MST does this in its own context. */ mutex_lock(&aconnector->hpd_lock); +#ifdef CONFIG_DRM_AMD_DC_HDCP + if (adev->dm.hdcp_workqueue) { + hdcp_reset_display(adev->dm.hdcp_workqueue, aconnector->dc_link->link_index); + dm_con_state->update_hdcp = true; + } +#endif if (aconnector->fake_enable) aconnector->fake_enable = false; @@ -1462,30 +3061,41 @@ static void handle_hpd_irq(void *param) if (aconnector->base.force && new_connection_type == dc_connection_none) { emulated_link_detect(aconnector->dc_link); - drm_modeset_lock_all(dev); dm_restore_drm_connector_state(dev, connector); drm_modeset_unlock_all(dev); if (aconnector->base.force == DRM_FORCE_UNSPECIFIED) - drm_kms_helper_hotplug_event(dev); + drm_kms_helper_connector_hotplug_event(connector); } else if (dc_link_detect(aconnector->dc_link, DETECT_REASON_HPD)) { - amdgpu_dm_update_connector_after_detect(aconnector); + if (new_connection_type == dc_connection_none && + aconnector->dc_link->type == dc_connection_none && + dm_crtc_state) + dm_set_dpms_off(aconnector->dc_link, dm_crtc_state); + amdgpu_dm_update_connector_after_detect(aconnector); drm_modeset_lock_all(dev); dm_restore_drm_connector_state(dev, connector); drm_modeset_unlock_all(dev); if (aconnector->base.force == DRM_FORCE_UNSPECIFIED) - drm_kms_helper_hotplug_event(dev); + drm_kms_helper_connector_hotplug_event(connector); } mutex_unlock(&aconnector->hpd_lock); } -static void dm_handle_hpd_rx_irq(struct amdgpu_dm_connector *aconnector) +static void handle_hpd_irq(void *param) +{ + struct amdgpu_dm_connector *aconnector = (struct amdgpu_dm_connector *)param; + + handle_hpd_irq_helper(aconnector); + +} + +static void dm_handle_mst_sideband_msg(struct amdgpu_dm_connector *aconnector) { uint8_t esi[DP_PSR_ERROR_STATUS - DP_SINK_COUNT_ESI] = { 0 }; uint8_t dret; @@ -1563,6 +3173,25 @@ static void dm_handle_hpd_rx_irq(struct amdgpu_dm_connector *aconnector) DRM_DEBUG_DRIVER("Loop exceeded max iterations\n"); } +static void schedule_hpd_rx_offload_work(struct hpd_rx_irq_offload_work_queue *offload_wq, + union hpd_irq_data hpd_irq_data) +{ + struct hpd_rx_irq_offload_work *offload_work = + kzalloc(sizeof(*offload_work), GFP_KERNEL); + + if (!offload_work) { + DRM_ERROR("Failed to allocate hpd_rx_irq_offload_work.\n"); + return; + } + + INIT_WORK(&offload_work->work, dm_handle_hpd_rx_offload_work); + offload_work->data = hpd_irq_data; + offload_work->offload_wq = offload_wq; + + queue_work(offload_wq->wq, &offload_work->work); + DRM_DEBUG_KMS("queue work to handle hpd_rx offload work"); +} + static void handle_hpd_rx_irq(void *param) { struct amdgpu_dm_connector *aconnector = (struct amdgpu_dm_connector *)param; @@ -1570,18 +3199,65 @@ static void handle_hpd_rx_irq(void *param) struct drm_device *dev = connector->dev; struct dc_link *dc_link = aconnector->dc_link; bool is_mst_root_connector = aconnector->mst_mgr.mst_state; + bool result = false; enum dc_connection_type new_connection_type = dc_connection_none; + struct amdgpu_device *adev = drm_to_adev(dev); + union hpd_irq_data hpd_irq_data; + bool link_loss = false; + bool has_left_work = false; + int idx = aconnector->base.index; + struct hpd_rx_irq_offload_work_queue *offload_wq = &adev->dm.hpd_rx_offload_wq[idx]; + + memset(&hpd_irq_data, 0, sizeof(hpd_irq_data)); + + if (adev->dm.disable_hpd_irq) + return; /* * TODO:Temporary add mutex to protect hpd interrupt not have a gpio * conflict, after implement i2c helper, this mutex should be * retired. */ - if (dc_link->type != dc_connection_mst_branch) - mutex_lock(&aconnector->hpd_lock); + mutex_lock(&aconnector->hpd_lock); + + result = dc_link_handle_hpd_rx_irq(dc_link, &hpd_irq_data, + &link_loss, true, &has_left_work); + + if (!has_left_work) + goto out; + + if (hpd_irq_data.bytes.device_service_irq.bits.AUTOMATED_TEST) { + schedule_hpd_rx_offload_work(offload_wq, hpd_irq_data); + goto out; + } + + if (dc_link_dp_allow_hpd_rx_irq(dc_link)) { + if (hpd_irq_data.bytes.device_service_irq.bits.UP_REQ_MSG_RDY || + hpd_irq_data.bytes.device_service_irq.bits.DOWN_REP_MSG_RDY) { + dm_handle_mst_sideband_msg(aconnector); + goto out; + } + + if (link_loss) { + bool skip = false; + + spin_lock(&offload_wq->offload_lock); + skip = offload_wq->is_handling_link_loss; - if (dc_link_handle_hpd_rx_irq(dc_link, NULL, NULL) && - !is_mst_root_connector) { + if (!skip) + offload_wq->is_handling_link_loss = true; + + spin_unlock(&offload_wq->offload_lock); + + if (!skip) + schedule_hpd_rx_offload_work(offload_wq, hpd_irq_data); + + goto out; + } + } + +out: + if (result && !is_mst_root_connector) { /* Downstream Port status changed. */ if (!dc_link_detect_sink(dc_link, &new_connection_type)) DRM_ERROR("KMS: Failed to detect connector\n"); @@ -1599,7 +3275,7 @@ static void handle_hpd_rx_irq(void *param) dm_restore_drm_connector_state(dev, connector); drm_modeset_unlock_all(dev); - drm_kms_helper_hotplug_event(dev); + drm_kms_helper_connector_hotplug_event(connector); } else if (dc_link_detect(dc_link, DETECT_REASON_HPDRX)) { if (aconnector->fake_enable) @@ -1612,22 +3288,25 @@ static void handle_hpd_rx_irq(void *param) dm_restore_drm_connector_state(dev, connector); drm_modeset_unlock_all(dev); - drm_kms_helper_hotplug_event(dev); + drm_kms_helper_connector_hotplug_event(connector); } } - if ((dc_link->cur_link_settings.lane_count != LANE_COUNT_UNKNOWN) || - (dc_link->type == dc_connection_mst_branch)) - dm_handle_hpd_rx_irq(aconnector); +#ifdef CONFIG_DRM_AMD_DC_HDCP + if (hpd_irq_data.bytes.device_service_irq.bits.CP_IRQ) { + if (adev->dm.hdcp_workqueue) + hdcp_handle_cpirq(adev->dm.hdcp_workqueue, aconnector->base.index); + } +#endif - if (dc_link->type != dc_connection_mst_branch) { + if (dc_link->type != dc_connection_mst_branch) drm_dp_cec_irq(&aconnector->dm_dp_aux.aux); - mutex_unlock(&aconnector->hpd_lock); - } + + mutex_unlock(&aconnector->hpd_lock); } static void register_hpd_handlers(struct amdgpu_device *adev) { - struct drm_device *dev = adev->ddev; + struct drm_device *dev = adev_to_drm(adev); struct drm_connector *connector; struct amdgpu_dm_connector *aconnector; const struct dc_link *dc_link; @@ -1660,10 +3339,97 @@ static void register_hpd_handlers(struct amdgpu_device *adev) amdgpu_dm_irq_register_interrupt(adev, &int_params, handle_hpd_rx_irq, (void *) aconnector); + + if (adev->dm.hpd_rx_offload_wq) + adev->dm.hpd_rx_offload_wq[connector->index].aconnector = + aconnector; } } } +#if defined(CONFIG_DRM_AMD_DC_SI) +/* Register IRQ sources and initialize IRQ callbacks */ +static int dce60_register_irq_handlers(struct amdgpu_device *adev) +{ + struct dc *dc = adev->dm.dc; + struct common_irq_params *c_irq_params; + struct dc_interrupt_params int_params = {0}; + int r; + int i; + unsigned client_id = AMDGPU_IRQ_CLIENTID_LEGACY; + + int_params.requested_polarity = INTERRUPT_POLARITY_DEFAULT; + int_params.current_polarity = INTERRUPT_POLARITY_DEFAULT; + + /* + * Actions of amdgpu_irq_add_id(): + * 1. Register a set() function with base driver. + * Base driver will call set() function to enable/disable an + * interrupt in DC hardware. + * 2. Register amdgpu_dm_irq_handler(). + * Base driver will call amdgpu_dm_irq_handler() for ALL interrupts + * coming from DC hardware. + * amdgpu_dm_irq_handler() will re-direct the interrupt to DC + * for acknowledging and handling. */ + + /* Use VBLANK interrupt */ + for (i = 0; i < adev->mode_info.num_crtc; i++) { + r = amdgpu_irq_add_id(adev, client_id, i+1 , &adev->crtc_irq); + if (r) { + DRM_ERROR("Failed to add crtc irq id!\n"); + return r; + } + + int_params.int_context = INTERRUPT_HIGH_IRQ_CONTEXT; + int_params.irq_source = + dc_interrupt_to_irq_source(dc, i+1 , 0); + + c_irq_params = &adev->dm.vblank_params[int_params.irq_source - DC_IRQ_SOURCE_VBLANK1]; + + c_irq_params->adev = adev; + c_irq_params->irq_src = int_params.irq_source; + + amdgpu_dm_irq_register_interrupt(adev, &int_params, + dm_crtc_high_irq, c_irq_params); + } + + /* Use GRPH_PFLIP interrupt */ + for (i = VISLANDS30_IV_SRCID_D1_GRPH_PFLIP; + i <= VISLANDS30_IV_SRCID_D6_GRPH_PFLIP; i += 2) { + r = amdgpu_irq_add_id(adev, client_id, i, &adev->pageflip_irq); + if (r) { + DRM_ERROR("Failed to add page flip irq id!\n"); + return r; + } + + int_params.int_context = INTERRUPT_HIGH_IRQ_CONTEXT; + int_params.irq_source = + dc_interrupt_to_irq_source(dc, i, 0); + + c_irq_params = &adev->dm.pflip_params[int_params.irq_source - DC_IRQ_SOURCE_PFLIP_FIRST]; + + c_irq_params->adev = adev; + c_irq_params->irq_src = int_params.irq_source; + + amdgpu_dm_irq_register_interrupt(adev, &int_params, + dm_pflip_high_irq, c_irq_params); + + } + + /* HPD */ + r = amdgpu_irq_add_id(adev, client_id, + VISLANDS30_IV_SRCID_HOTPLUG_DETECT_A, &adev->hpd_irq); + if (r) { + DRM_ERROR("Failed to add hpd irq id!\n"); + return r; + } + + register_hpd_handlers(adev); + + return 0; +} +#endif + /* Register IRQ sources and initialize IRQ callbacks */ static int dce110_register_irq_handlers(struct amdgpu_device *adev) { @@ -1674,7 +3440,7 @@ static int dce110_register_irq_handlers(struct amdgpu_device *adev) int i; unsigned client_id = AMDGPU_IRQ_CLIENTID_LEGACY; - if (adev->asic_type >= CHIP_VEGA10) + if (adev->family >= AMDGPU_FAMILY_AI) client_id = SOC15_IH_CLIENTID_DCE; int_params.requested_polarity = INTERRUPT_POLARITY_DEFAULT; @@ -1769,7 +3535,6 @@ static int dce110_register_irq_handlers(struct amdgpu_device *adev) return 0; } -#if defined(CONFIG_DRM_AMD_DC_DCN1_0) /* Register IRQ sources and initialize IRQ callbacks */ static int dcn10_register_irq_handlers(struct amdgpu_device *adev) { @@ -1778,6 +3543,16 @@ static int dcn10_register_irq_handlers(struct amdgpu_device *adev) struct dc_interrupt_params int_params = {0}; int r; int i; +#if defined(CONFIG_DRM_AMD_SECURE_DISPLAY) + static const unsigned int vrtl_int_srcid[] = { + DCN_1_0__SRCID__OTG1_VERTICAL_INTERRUPT0_CONTROL, + DCN_1_0__SRCID__OTG2_VERTICAL_INTERRUPT0_CONTROL, + DCN_1_0__SRCID__OTG3_VERTICAL_INTERRUPT0_CONTROL, + DCN_1_0__SRCID__OTG4_VERTICAL_INTERRUPT0_CONTROL, + DCN_1_0__SRCID__OTG5_VERTICAL_INTERRUPT0_CONTROL, + DCN_1_0__SRCID__OTG6_VERTICAL_INTERRUPT0_CONTROL + }; +#endif int_params.requested_polarity = INTERRUPT_POLARITY_DEFAULT; int_params.current_polarity = INTERRUPT_POLARITY_DEFAULT; @@ -1814,9 +3589,40 @@ static int dcn10_register_irq_handlers(struct amdgpu_device *adev) c_irq_params->adev = adev; c_irq_params->irq_src = int_params.irq_source; + amdgpu_dm_irq_register_interrupt( + adev, &int_params, dm_crtc_high_irq, c_irq_params); + } + + /* Use otg vertical line interrupt */ +#if defined(CONFIG_DRM_AMD_SECURE_DISPLAY) + for (i = 0; i <= adev->mode_info.num_crtc - 1; i++) { + r = amdgpu_irq_add_id(adev, SOC15_IH_CLIENTID_DCE, + vrtl_int_srcid[i], &adev->vline0_irq); + + if (r) { + DRM_ERROR("Failed to add vline0 irq id!\n"); + return r; + } + + int_params.int_context = INTERRUPT_HIGH_IRQ_CONTEXT; + int_params.irq_source = + dc_interrupt_to_irq_source(dc, vrtl_int_srcid[i], 0); + + if (int_params.irq_source == DC_IRQ_SOURCE_INVALID) { + DRM_ERROR("Failed to register vline0 irq %d!\n", vrtl_int_srcid[i]); + break; + } + + c_irq_params = &adev->dm.vline0_params[int_params.irq_source + - DC_IRQ_SOURCE_DC1_VLINE0]; + + c_irq_params->adev = adev; + c_irq_params->irq_src = int_params.irq_source; + amdgpu_dm_irq_register_interrupt(adev, &int_params, - dm_crtc_high_irq, c_irq_params); + dm_dcn_vertical_interrupt0_high_irq, c_irq_params); } +#endif /* Use VUPDATE_NO_LOCK interrupt on DCN, which seems to correspond to * the regular VUPDATE interrupt on DCE. We want DC_IRQ_SOURCE_VUPDATEx @@ -1848,7 +3654,7 @@ static int dcn10_register_irq_handlers(struct amdgpu_device *adev) /* Use GRPH_PFLIP interrupt */ for (i = DCN_1_0__SRCID__HUBP0_FLIP_INTERRUPT; - i <= DCN_1_0__SRCID__HUBP0_FLIP_INTERRUPT + adev->mode_info.num_crtc - 1; + i <= DCN_1_0__SRCID__HUBP0_FLIP_INTERRUPT + dc->caps.max_otg_num - 1; i++) { r = amdgpu_irq_add_id(adev, SOC15_IH_CLIENTID_DCE, i, &adev->pageflip_irq); if (r) { @@ -1882,7 +3688,41 @@ static int dcn10_register_irq_handlers(struct amdgpu_device *adev) return 0; } -#endif +/* Register Outbox IRQ sources and initialize IRQ callbacks */ +static int register_outbox_irq_handlers(struct amdgpu_device *adev) +{ + struct dc *dc = adev->dm.dc; + struct common_irq_params *c_irq_params; + struct dc_interrupt_params int_params = {0}; + int r, i; + + int_params.requested_polarity = INTERRUPT_POLARITY_DEFAULT; + int_params.current_polarity = INTERRUPT_POLARITY_DEFAULT; + + r = amdgpu_irq_add_id(adev, SOC15_IH_CLIENTID_DCE, DCN_1_0__SRCID__DMCUB_OUTBOX_LOW_PRIORITY_READY_INT, + &adev->dmub_outbox_irq); + if (r) { + DRM_ERROR("Failed to add outbox irq id!\n"); + return r; + } + + if (dc->ctx->dmub_srv) { + i = DCN_1_0__SRCID__DMCUB_OUTBOX_LOW_PRIORITY_READY_INT; + int_params.int_context = INTERRUPT_LOW_IRQ_CONTEXT; + int_params.irq_source = + dc_interrupt_to_irq_source(dc, i, 0); + + c_irq_params = &adev->dm.dmub_outbox_params[0]; + + c_irq_params->adev = adev; + c_irq_params->irq_src = int_params.irq_source; + + amdgpu_dm_irq_register_interrupt(adev, &int_params, + dm_dmub_outbox1_low_irq, c_irq_params); + } + + return 0; +} /* * Acquires the lock for the atomic state object and returns @@ -1890,11 +3730,11 @@ static int dcn10_register_irq_handlers(struct amdgpu_device *adev) * * This should only be called during atomic check. */ -static int dm_atomic_get_state(struct drm_atomic_state *state, - struct dm_atomic_state **dm_state) +int dm_atomic_get_state(struct drm_atomic_state *state, + struct dm_atomic_state **dm_state) { struct drm_device *dev = state->dev; - struct amdgpu_device *adev = dev->dev_private; + struct amdgpu_device *adev = drm_to_adev(dev); struct amdgpu_display_manager *dm = &adev->dm; struct drm_private_state *priv_state; @@ -1910,11 +3750,11 @@ static int dm_atomic_get_state(struct drm_atomic_state *state, return 0; } -struct dm_atomic_state * +static struct dm_atomic_state * dm_atomic_get_new_state(struct drm_atomic_state *state) { struct drm_device *dev = state->dev; - struct amdgpu_device *adev = dev->dev_private; + struct amdgpu_device *adev = drm_to_adev(dev); struct amdgpu_display_manager *dm = &adev->dm; struct drm_private_obj *obj; struct drm_private_state *new_obj_state; @@ -1928,24 +3768,6 @@ dm_atomic_get_new_state(struct drm_atomic_state *state) return NULL; } -struct dm_atomic_state * -dm_atomic_get_old_state(struct drm_atomic_state *state) -{ - struct drm_device *dev = state->dev; - struct amdgpu_device *adev = dev->dev_private; - struct amdgpu_display_manager *dm = &adev->dm; - struct drm_private_obj *obj; - struct drm_private_state *old_obj_state; - int i; - - for_each_old_private_obj_in_state(state, obj, old_obj_state, i) { - if (obj->funcs == dm->atomic_obj.funcs) - return to_dm_atomic_state(old_obj_state); - } - - return NULL; -} - static struct drm_private_state * dm_atomic_duplicate_state(struct drm_private_obj *obj) { @@ -1993,18 +3815,18 @@ static int amdgpu_dm_mode_config_init(struct amdgpu_device *adev) adev->mode_info.mode_config_initialized = true; - adev->ddev->mode_config.funcs = (void *)&amdgpu_dm_mode_funcs; - adev->ddev->mode_config.helper_private = &amdgpu_dm_mode_config_helperfuncs; + adev_to_drm(adev)->mode_config.funcs = (void *)&amdgpu_dm_mode_funcs; + adev_to_drm(adev)->mode_config.helper_private = &amdgpu_dm_mode_config_helperfuncs; - adev->ddev->mode_config.max_width = 16384; - adev->ddev->mode_config.max_height = 16384; + adev_to_drm(adev)->mode_config.max_width = 16384; + adev_to_drm(adev)->mode_config.max_height = 16384; - adev->ddev->mode_config.preferred_depth = 24; - adev->ddev->mode_config.prefer_shadow = 1; + adev_to_drm(adev)->mode_config.preferred_depth = 24; + adev_to_drm(adev)->mode_config.prefer_shadow = 1; /* indicates support for immediate flip */ - adev->ddev->mode_config.async_page_flip = true; + adev_to_drm(adev)->mode_config.async_page_flip = true; - adev->ddev->mode_config.fb_base = adev->gmc.aper_base; + adev_to_drm(adev)->mode_config.fb_base = adev->gmc.aper_base; state = kzalloc(sizeof(*state), GFP_KERNEL); if (!state) @@ -2018,95 +3840,207 @@ static int amdgpu_dm_mode_config_init(struct amdgpu_device *adev) dc_resource_state_copy_construct_current(adev->dm.dc, state->context); - drm_atomic_private_obj_init(adev->ddev, + drm_atomic_private_obj_init(adev_to_drm(adev), &adev->dm.atomic_obj, &state->base, &dm_atomic_state_funcs); r = amdgpu_display_modeset_create_props(adev); - if (r) + if (r) { + dc_release_state(state->context); + kfree(state); return r; + } r = amdgpu_dm_audio_init(adev); - if (r) + if (r) { + dc_release_state(state->context); + kfree(state); return r; + } return 0; } #define AMDGPU_DM_DEFAULT_MIN_BACKLIGHT 12 #define AMDGPU_DM_DEFAULT_MAX_BACKLIGHT 255 +#define AUX_BL_DEFAULT_TRANSITION_TIME_MS 50 #if defined(CONFIG_BACKLIGHT_CLASS_DEVICE) ||\ defined(CONFIG_BACKLIGHT_CLASS_DEVICE_MODULE) -static void amdgpu_dm_update_backlight_caps(struct amdgpu_display_manager *dm) +static void amdgpu_dm_update_backlight_caps(struct amdgpu_display_manager *dm, + int bl_idx) { #if defined(CONFIG_ACPI) struct amdgpu_dm_backlight_caps caps; - if (dm->backlight_caps.caps_valid) + memset(&caps, 0, sizeof(caps)); + + if (dm->backlight_caps[bl_idx].caps_valid) return; - amdgpu_acpi_get_backlight_caps(dm->adev, &caps); + amdgpu_acpi_get_backlight_caps(&caps); if (caps.caps_valid) { - dm->backlight_caps.min_input_signal = caps.min_input_signal; - dm->backlight_caps.max_input_signal = caps.max_input_signal; - dm->backlight_caps.caps_valid = true; + dm->backlight_caps[bl_idx].caps_valid = true; + if (caps.aux_support) + return; + dm->backlight_caps[bl_idx].min_input_signal = caps.min_input_signal; + dm->backlight_caps[bl_idx].max_input_signal = caps.max_input_signal; } else { - dm->backlight_caps.min_input_signal = + dm->backlight_caps[bl_idx].min_input_signal = AMDGPU_DM_DEFAULT_MIN_BACKLIGHT; - dm->backlight_caps.max_input_signal = + dm->backlight_caps[bl_idx].max_input_signal = AMDGPU_DM_DEFAULT_MAX_BACKLIGHT; } #else - dm->backlight_caps.min_input_signal = AMDGPU_DM_DEFAULT_MIN_BACKLIGHT; - dm->backlight_caps.max_input_signal = AMDGPU_DM_DEFAULT_MAX_BACKLIGHT; + if (dm->backlight_caps[bl_idx].aux_support) + return; + + dm->backlight_caps[bl_idx].min_input_signal = AMDGPU_DM_DEFAULT_MIN_BACKLIGHT; + dm->backlight_caps[bl_idx].max_input_signal = AMDGPU_DM_DEFAULT_MAX_BACKLIGHT; #endif } +static int get_brightness_range(const struct amdgpu_dm_backlight_caps *caps, + unsigned *min, unsigned *max) +{ + if (!caps) + return 0; + + if (caps->aux_support) { + // Firmware limits are in nits, DC API wants millinits. + *max = 1000 * caps->aux_max_input_signal; + *min = 1000 * caps->aux_min_input_signal; + } else { + // Firmware limits are 8-bit, PWM control is 16-bit. + *max = 0x101 * caps->max_input_signal; + *min = 0x101 * caps->min_input_signal; + } + return 1; +} + +static u32 convert_brightness_from_user(const struct amdgpu_dm_backlight_caps *caps, + uint32_t brightness) +{ + unsigned min, max; + + if (!get_brightness_range(caps, &min, &max)) + return brightness; + + // Rescale 0..255 to min..max + return min + DIV_ROUND_CLOSEST((max - min) * brightness, + AMDGPU_MAX_BL_LEVEL); +} + +static u32 convert_brightness_to_user(const struct amdgpu_dm_backlight_caps *caps, + uint32_t brightness) +{ + unsigned min, max; + + if (!get_brightness_range(caps, &min, &max)) + return brightness; + + if (brightness < min) + return 0; + // Rescale min..max to 0..255 + return DIV_ROUND_CLOSEST(AMDGPU_MAX_BL_LEVEL * (brightness - min), + max - min); +} + +static void amdgpu_dm_backlight_set_level(struct amdgpu_display_manager *dm, + int bl_idx, + u32 user_brightness) +{ + struct amdgpu_dm_backlight_caps caps; + struct dc_link *link; + u32 brightness; + bool rc; + + amdgpu_dm_update_backlight_caps(dm, bl_idx); + caps = dm->backlight_caps[bl_idx]; + + dm->brightness[bl_idx] = user_brightness; + /* update scratch register */ + if (bl_idx == 0) + amdgpu_atombios_scratch_regs_set_backlight_level(dm->adev, dm->brightness[bl_idx]); + brightness = convert_brightness_from_user(&caps, dm->brightness[bl_idx]); + link = (struct dc_link *)dm->backlight_link[bl_idx]; + + /* Change brightness based on AUX property */ + if (caps.aux_support) { + rc = dc_link_set_backlight_level_nits(link, true, brightness, + AUX_BL_DEFAULT_TRANSITION_TIME_MS); + if (!rc) + DRM_DEBUG("DM: Failed to update backlight via AUX on eDP[%d]\n", bl_idx); + } else { + rc = dc_link_set_backlight_level(link, brightness, 0); + if (!rc) + DRM_DEBUG("DM: Failed to update backlight on eDP[%d]\n", bl_idx); + } + + if (rc) + dm->actual_brightness[bl_idx] = user_brightness; +} + static int amdgpu_dm_backlight_update_status(struct backlight_device *bd) { struct amdgpu_display_manager *dm = bl_get_data(bd); + int i; + + for (i = 0; i < dm->num_of_edps; i++) { + if (bd == dm->backlight_dev[i]) + break; + } + if (i >= AMDGPU_DM_MAX_NUM_EDP) + i = 0; + amdgpu_dm_backlight_set_level(dm, i, bd->props.brightness); + + return 0; +} + +static u32 amdgpu_dm_backlight_get_level(struct amdgpu_display_manager *dm, + int bl_idx) +{ struct amdgpu_dm_backlight_caps caps; - uint32_t brightness = bd->props.brightness; + struct dc_link *link = (struct dc_link *)dm->backlight_link[bl_idx]; - amdgpu_dm_update_backlight_caps(dm); - caps = dm->backlight_caps; - /* - * The brightness input is in the range 0-255 - * It needs to be rescaled to be between the - * requested min and max input signal - * - * It also needs to be scaled up by 0x101 to - * match the DC interface which has a range of - * 0 to 0xffff - */ - brightness = - brightness - * 0x101 - * (caps.max_input_signal - caps.min_input_signal) - / AMDGPU_MAX_BL_LEVEL - + caps.min_input_signal * 0x101; - - if (dc_link_set_backlight_level(dm->backlight_link, - brightness, 0)) - return 0; - else - return 1; + amdgpu_dm_update_backlight_caps(dm, bl_idx); + caps = dm->backlight_caps[bl_idx]; + + if (caps.aux_support) { + u32 avg, peak; + bool rc; + + rc = dc_link_get_backlight_level_nits(link, &avg, &peak); + if (!rc) + return dm->brightness[bl_idx]; + return convert_brightness_to_user(&caps, avg); + } else { + int ret = dc_link_get_backlight_level(link); + + if (ret == DC_ERROR_UNEXPECTED) + return dm->brightness[bl_idx]; + return convert_brightness_to_user(&caps, ret); + } } static int amdgpu_dm_backlight_get_brightness(struct backlight_device *bd) { struct amdgpu_display_manager *dm = bl_get_data(bd); - int ret = dc_link_get_backlight_level(dm->backlight_link); + int i; - if (ret == DC_ERROR_UNEXPECTED) - return bd->props.brightness; - return ret; + for (i = 0; i < dm->num_of_edps; i++) { + if (bd == dm->backlight_dev[i]) + break; + } + if (i >= AMDGPU_DM_MAX_NUM_EDP) + i = 0; + return amdgpu_dm_backlight_get_level(dm, i); } static const struct backlight_ops amdgpu_dm_backlight_ops = { + .options = BL_CORE_SUSPENDRESUME, .get_brightness = amdgpu_dm_backlight_get_brightness, .update_status = amdgpu_dm_backlight_update_status, }; @@ -2117,27 +4051,27 @@ amdgpu_dm_register_backlight_device(struct amdgpu_display_manager *dm) char bl_name[16]; struct backlight_properties props = { 0 }; - amdgpu_dm_update_backlight_caps(dm); + amdgpu_dm_update_backlight_caps(dm, dm->num_of_edps); + dm->brightness[dm->num_of_edps] = AMDGPU_MAX_BL_LEVEL; props.max_brightness = AMDGPU_MAX_BL_LEVEL; props.brightness = AMDGPU_MAX_BL_LEVEL; props.type = BACKLIGHT_RAW; snprintf(bl_name, sizeof(bl_name), "amdgpu_bl%d", - dm->adev->ddev->primary->index); + adev_to_drm(dm->adev)->primary->index + dm->num_of_edps); - dm->backlight_dev = backlight_device_register(bl_name, - dm->adev->ddev->dev, - dm, - &amdgpu_dm_backlight_ops, - &props); + dm->backlight_dev[dm->num_of_edps] = backlight_device_register(bl_name, + adev_to_drm(dm->adev)->dev, + dm, + &amdgpu_dm_backlight_ops, + &props); - if (IS_ERR(dm->backlight_dev)) + if (IS_ERR(dm->backlight_dev[dm->num_of_edps])) DRM_ERROR("DM: Backlight registration failed!\n"); else DRM_DEBUG_DRIVER("DM: Registered Backlight device: %s\n", bl_name); } - #endif static int initialize_plane(struct amdgpu_display_manager *dm, @@ -2194,10 +4128,13 @@ static void register_backlight_device(struct amdgpu_display_manager *dm, * DM initialization because not having a backlight control * is better then a black screen. */ - amdgpu_dm_register_backlight_device(dm); + if (!dm->backlight_dev[dm->num_of_edps]) + amdgpu_dm_register_backlight_device(dm); - if (dm->backlight_dev) - dm->backlight_link = link; + if (dm->backlight_dev[dm->num_of_edps]) { + dm->backlight_link[dm->num_of_edps] = link; + dm->num_of_edps++; + } } #endif } @@ -2222,6 +4159,11 @@ static int amdgpu_dm_initialize_drm_device(struct amdgpu_device *adev) int32_t primary_planes; enum dc_connection_type new_connection_type = dc_connection_none; const struct dc_plane_cap *plane; + bool psr_feature_enabled = false; + + dm->display_indexes_num = dm->dc->caps.max_streams; + /* Update the actual used number of crtc */ + adev->mode_info.num_crtc = adev->dm.display_indexes_num; link_cnt = dm->dc->caps.max_links; if (amdgpu_dm_mode_config_init(dm->adev)) { @@ -2284,7 +4226,41 @@ static int amdgpu_dm_initialize_drm_device(struct amdgpu_device *adev) goto fail; } - dm->display_indexes_num = dm->dc->caps.max_streams; + /* Use Outbox interrupt */ + switch (adev->ip_versions[DCE_HWIP][0]) { + case IP_VERSION(3, 0, 0): + case IP_VERSION(3, 1, 2): + case IP_VERSION(3, 1, 3): + case IP_VERSION(3, 1, 5): + case IP_VERSION(3, 1, 6): + case IP_VERSION(2, 1, 0): + if (register_outbox_irq_handlers(dm->adev)) { + DRM_ERROR("DM: Failed to initialize IRQ\n"); + goto fail; + } + break; + default: + DRM_DEBUG_KMS("Unsupported DCN IP version for outbox: 0x%X\n", + adev->ip_versions[DCE_HWIP][0]); + } + + /* Determine whether to enable PSR support by default. */ + if (!(amdgpu_dc_debug_mask & DC_DISABLE_PSR)) { + switch (adev->ip_versions[DCE_HWIP][0]) { + case IP_VERSION(3, 1, 2): + case IP_VERSION(3, 1, 3): + case IP_VERSION(3, 1, 5): + case IP_VERSION(3, 1, 6): + psr_feature_enabled = true; + break; + default: + psr_feature_enabled = amdgpu_dc_feature_mask & DC_PSR_MASK; + break; + } + } + + /* Disable vblank IRQs aggressively for power-saving. */ + adev_to_drm(adev)->vblank_disable_immediate = true; /* loops over all connectors on the board */ for (i = 0; i < link_cnt; i++) { @@ -2327,6 +4303,16 @@ static int amdgpu_dm_initialize_drm_device(struct amdgpu_device *adev) } else if (dc_link_detect(link, DETECT_REASON_BOOT)) { amdgpu_dm_update_connector_after_detect(aconnector); register_backlight_device(dm, link); + if (dm->num_of_edps) + update_connector_ext_caps(aconnector); + if (psr_feature_enabled) + amdgpu_dm_set_psr_caps(link); + + /* TODO: Fix vblank control helpers to delay PSR entry to allow this when + * PSR is also supported. + */ + if (link->psr_settings.psr_feature_enabled) + adev_to_drm(adev)->vblank_disable_immediate = false; } @@ -2334,6 +4320,17 @@ static int amdgpu_dm_initialize_drm_device(struct amdgpu_device *adev) /* Software is initialized. Now we can register interrupt handlers. */ switch (adev->asic_type) { +#if defined(CONFIG_DRM_AMD_DC_SI) + case CHIP_TAHITI: + case CHIP_PITCAIRN: + case CHIP_VERDE: + case CHIP_OLAND: + if (dce60_register_irq_handlers(dm->adev)) { + DRM_ERROR("DM: Failed to initialize IRQ\n"); + goto fail; + } + break; +#endif case CHIP_BONAIRE: case CHIP_HAWAII: case CHIP_KAVERI: @@ -2355,25 +4352,35 @@ static int amdgpu_dm_initialize_drm_device(struct amdgpu_device *adev) goto fail; } break; -#if defined(CONFIG_DRM_AMD_DC_DCN1_0) - case CHIP_RAVEN: -#if defined(CONFIG_DRM_AMD_DC_DCN2_0) - case CHIP_NAVI10: -#endif - if (dcn10_register_irq_handlers(dm->adev)) { - DRM_ERROR("DM: Failed to initialize IRQ\n"); + default: + switch (adev->ip_versions[DCE_HWIP][0]) { + case IP_VERSION(1, 0, 0): + case IP_VERSION(1, 0, 1): + case IP_VERSION(2, 0, 2): + case IP_VERSION(2, 0, 3): + case IP_VERSION(2, 0, 0): + case IP_VERSION(2, 1, 0): + case IP_VERSION(3, 0, 0): + case IP_VERSION(3, 0, 2): + case IP_VERSION(3, 0, 3): + case IP_VERSION(3, 0, 1): + case IP_VERSION(3, 1, 2): + case IP_VERSION(3, 1, 3): + case IP_VERSION(3, 1, 5): + case IP_VERSION(3, 1, 6): + if (dcn10_register_irq_handlers(dm->adev)) { + DRM_ERROR("DM: Failed to initialize IRQ\n"); + goto fail; + } + break; + default: + DRM_ERROR("Unsupported DCE IP versions: 0x%X\n", + adev->ip_versions[DCE_HWIP][0]); goto fail; } break; -#endif - default: - DRM_ERROR("Unsupported ASIC type: 0x%X\n", adev->asic_type); - goto fail; } - if (adev->asic_type != CHIP_CARRIZO && adev->asic_type != CHIP_STONEY) - dm->dc->debug.disable_stutter = amdgpu_pp_feature_mask & PP_STUTTER_MODE ? false : true; - return 0; fail: kfree(aencoder); @@ -2384,7 +4391,6 @@ fail: static void amdgpu_dm_destroy_drm_device(struct amdgpu_display_manager *dm) { - drm_mode_config_cleanup(dm->ddev); drm_atomic_private_obj_fini(&dm->atomic_obj); return; } @@ -2428,16 +4434,15 @@ static ssize_t s3_debug_store(struct device *device, { int ret; int s3_state; - struct pci_dev *pdev = to_pci_dev(device); - struct drm_device *drm_dev = pci_get_drvdata(pdev); - struct amdgpu_device *adev = drm_dev->dev_private; + struct drm_device *drm_dev = dev_get_drvdata(device); + struct amdgpu_device *adev = drm_to_adev(drm_dev); ret = kstrtoint(buf, 0, &s3_state); if (ret == 0) { if (s3_state) { dm_resume(adev); - drm_kms_helper_hotplug_event(adev->ddev); + drm_kms_helper_hotplug_event(adev_to_drm(adev)); } else dm_suspend(adev); } @@ -2454,6 +4459,20 @@ static int dm_early_init(void *handle) struct amdgpu_device *adev = (struct amdgpu_device *)handle; switch (adev->asic_type) { +#if defined(CONFIG_DRM_AMD_DC_SI) + case CHIP_TAHITI: + case CHIP_PITCAIRN: + case CHIP_VERDE: + adev->mode_info.num_crtc = 6; + adev->mode_info.num_hpd = 6; + adev->mode_info.num_dig = 6; + break; + case CHIP_OLAND: + adev->mode_info.num_crtc = 2; + adev->mode_info.num_hpd = 2; + adev->mode_info.num_dig = 2; + break; +#endif case CHIP_BONAIRE: case CHIP_HAWAII: adev->mode_info.num_crtc = 6; @@ -2506,23 +4525,45 @@ static int dm_early_init(void *handle) adev->mode_info.num_hpd = 6; adev->mode_info.num_dig = 6; break; -#if defined(CONFIG_DRM_AMD_DC_DCN1_0) - case CHIP_RAVEN: - adev->mode_info.num_crtc = 4; - adev->mode_info.num_hpd = 4; - adev->mode_info.num_dig = 4; - break; -#endif -#if defined(CONFIG_DRM_AMD_DC_DCN2_0) - case CHIP_NAVI10: - adev->mode_info.num_crtc = 6; - adev->mode_info.num_hpd = 6; - adev->mode_info.num_dig = 6; - break; -#endif default: - DRM_ERROR("Unsupported ASIC type: 0x%X\n", adev->asic_type); - return -EINVAL; + + switch (adev->ip_versions[DCE_HWIP][0]) { + case IP_VERSION(2, 0, 2): + case IP_VERSION(3, 0, 0): + adev->mode_info.num_crtc = 6; + adev->mode_info.num_hpd = 6; + adev->mode_info.num_dig = 6; + break; + case IP_VERSION(2, 0, 0): + case IP_VERSION(3, 0, 2): + adev->mode_info.num_crtc = 5; + adev->mode_info.num_hpd = 5; + adev->mode_info.num_dig = 5; + break; + case IP_VERSION(2, 0, 3): + case IP_VERSION(3, 0, 3): + adev->mode_info.num_crtc = 2; + adev->mode_info.num_hpd = 2; + adev->mode_info.num_dig = 2; + break; + case IP_VERSION(1, 0, 0): + case IP_VERSION(1, 0, 1): + case IP_VERSION(3, 0, 1): + case IP_VERSION(2, 1, 0): + case IP_VERSION(3, 1, 2): + case IP_VERSION(3, 1, 3): + case IP_VERSION(3, 1, 5): + case IP_VERSION(3, 1, 6): + adev->mode_info.num_crtc = 4; + adev->mode_info.num_hpd = 4; + adev->mode_info.num_dig = 4; + break; + default: + DRM_ERROR("Unsupported DCE IP versions: 0x%x\n", + adev->ip_versions[DCE_HWIP][0]); + return -EINVAL; + } + break; } amdgpu_dm_set_irq_funcs(adev); @@ -2537,7 +4578,7 @@ static int dm_early_init(void *handle) */ #if defined(CONFIG_DEBUG_KERNEL_DC) device_create_file( - adev->ddev->dev, + adev_to_drm(adev)->dev, &dev_attr_s3_debug); #endif @@ -2548,21 +4589,12 @@ static bool modeset_required(struct drm_crtc_state *crtc_state, struct dc_stream_state *new_stream, struct dc_stream_state *old_stream) { - if (!drm_atomic_crtc_needs_modeset(crtc_state)) - return false; - - if (!crtc_state->enable) - return false; - - return crtc_state->active; + return crtc_state->active && drm_atomic_crtc_needs_modeset(crtc_state); } static bool modereset_required(struct drm_crtc_state *crtc_state) { - if (!drm_atomic_crtc_needs_modeset(crtc_state)) - return false; - - return !crtc_state->enable || !crtc_state->active; + return !crtc_state->active && drm_atomic_crtc_needs_modeset(crtc_state); } static void amdgpu_dm_encoder_destroy(struct drm_encoder *encoder) @@ -2576,10 +4608,54 @@ static const struct drm_encoder_funcs amdgpu_dm_encoder_funcs = { }; -static int fill_dc_scaling_info(const struct drm_plane_state *state, +static void get_min_max_dc_plane_scaling(struct drm_device *dev, + struct drm_framebuffer *fb, + int *min_downscale, int *max_upscale) +{ + struct amdgpu_device *adev = drm_to_adev(dev); + struct dc *dc = adev->dm.dc; + /* Caps for all supported planes are the same on DCE and DCN 1 - 3 */ + struct dc_plane_cap *plane_cap = &dc->caps.planes[0]; + + switch (fb->format->format) { + case DRM_FORMAT_P010: + case DRM_FORMAT_NV12: + case DRM_FORMAT_NV21: + *max_upscale = plane_cap->max_upscale_factor.nv12; + *min_downscale = plane_cap->max_downscale_factor.nv12; + break; + + case DRM_FORMAT_XRGB16161616F: + case DRM_FORMAT_ARGB16161616F: + case DRM_FORMAT_XBGR16161616F: + case DRM_FORMAT_ABGR16161616F: + *max_upscale = plane_cap->max_upscale_factor.fp16; + *min_downscale = plane_cap->max_downscale_factor.fp16; + break; + + default: + *max_upscale = plane_cap->max_upscale_factor.argb8888; + *min_downscale = plane_cap->max_downscale_factor.argb8888; + break; + } + + /* + * A factor of 1 in the plane_cap means to not allow scaling, ie. use a + * scaling factor of 1.0 == 1000 units. + */ + if (*max_upscale == 1) + *max_upscale = 1000; + + if (*min_downscale == 1) + *min_downscale = 1000; +} + + +static int fill_dc_scaling_info(struct amdgpu_device *adev, + const struct drm_plane_state *state, struct dc_scaling_info *scaling_info) { - int scale_w, scale_h; + int scale_w, scale_h, min_downscale, max_upscale; memset(scaling_info, 0, sizeof(*scaling_info)); @@ -2587,6 +4663,24 @@ static int fill_dc_scaling_info(const struct drm_plane_state *state, scaling_info->src_rect.x = state->src_x >> 16; scaling_info->src_rect.y = state->src_y >> 16; + /* + * For reasons we don't (yet) fully understand a non-zero + * src_y coordinate into an NV12 buffer can cause a + * system hang on DCN1x. + * To avoid hangs (and maybe be overly cautious) + * let's reject both non-zero src_x and src_y. + * + * We currently know of only one use-case to reproduce a + * scenario with non-zero src_x and src_y for NV12, which + * is to gesture the YouTube Android app into full screen + * on ChromeOS. + */ + if (((adev->ip_versions[DCE_HWIP][0] == IP_VERSION(1, 0, 0)) || + (adev->ip_versions[DCE_HWIP][0] == IP_VERSION(1, 0, 1))) && + (state->fb && state->fb->format->format == DRM_FORMAT_NV12 && + (scaling_info->src_rect.x != 0 || scaling_info->src_rect.y != 0))) + return -EINVAL; + scaling_info->src_rect.width = state->src_w >> 16; if (scaling_info->src_rect.width == 0) return -EINVAL; @@ -2611,17 +4705,25 @@ static int fill_dc_scaling_info(const struct drm_plane_state *state, /* DRM doesn't specify clipping on destination output. */ scaling_info->clip_rect = scaling_info->dst_rect; - /* TODO: Validate scaling per-format with DC plane caps */ + /* Validate scaling per-format with DC plane caps */ + if (state->plane && state->plane->dev && state->fb) { + get_min_max_dc_plane_scaling(state->plane->dev, state->fb, + &min_downscale, &max_upscale); + } else { + min_downscale = 250; + max_upscale = 16000; + } + scale_w = scaling_info->dst_rect.width * 1000 / scaling_info->src_rect.width; - if (scale_w < 250 || scale_w > 16000) + if (scale_w < min_downscale || scale_w > max_upscale) return -EINVAL; scale_h = scaling_info->dst_rect.height * 1000 / scaling_info->src_rect.height; - if (scale_h < 250 || scale_h > 16000) + if (scale_h < min_downscale || scale_h > max_upscale) return -EINVAL; /* @@ -2632,67 +4734,86 @@ static int fill_dc_scaling_info(const struct drm_plane_state *state, return 0; } -static int get_fb_info(const struct amdgpu_framebuffer *amdgpu_fb, - uint64_t *tiling_flags) +static void +fill_gfx8_tiling_info_from_flags(union dc_tiling_info *tiling_info, + uint64_t tiling_flags) { - struct amdgpu_bo *rbo = gem_to_amdgpu_bo(amdgpu_fb->base.obj[0]); - int r = amdgpu_bo_reserve(rbo, false); - - if (unlikely(r)) { - /* Don't show error message when returning -ERESTARTSYS */ - if (r != -ERESTARTSYS) - DRM_ERROR("Unable to reserve buffer: %d\n", r); - return r; - } + /* Fill GFX8 params */ + if (AMDGPU_TILING_GET(tiling_flags, ARRAY_MODE) == DC_ARRAY_2D_TILED_THIN1) { + unsigned int bankw, bankh, mtaspect, tile_split, num_banks; - if (tiling_flags) - amdgpu_bo_get_tiling_flags(rbo, tiling_flags); + bankw = AMDGPU_TILING_GET(tiling_flags, BANK_WIDTH); + bankh = AMDGPU_TILING_GET(tiling_flags, BANK_HEIGHT); + mtaspect = AMDGPU_TILING_GET(tiling_flags, MACRO_TILE_ASPECT); + tile_split = AMDGPU_TILING_GET(tiling_flags, TILE_SPLIT); + num_banks = AMDGPU_TILING_GET(tiling_flags, NUM_BANKS); - amdgpu_bo_unreserve(rbo); + /* XXX fix me for VI */ + tiling_info->gfx8.num_banks = num_banks; + tiling_info->gfx8.array_mode = + DC_ARRAY_2D_TILED_THIN1; + tiling_info->gfx8.tile_split = tile_split; + tiling_info->gfx8.bank_width = bankw; + tiling_info->gfx8.bank_height = bankh; + tiling_info->gfx8.tile_aspect = mtaspect; + tiling_info->gfx8.tile_mode = + DC_ADDR_SURF_MICRO_TILING_DISPLAY; + } else if (AMDGPU_TILING_GET(tiling_flags, ARRAY_MODE) + == DC_ARRAY_1D_TILED_THIN1) { + tiling_info->gfx8.array_mode = DC_ARRAY_1D_TILED_THIN1; + } - return r; + tiling_info->gfx8.pipe_config = + AMDGPU_TILING_GET(tiling_flags, PIPE_CONFIG); } -static inline uint64_t get_dcc_address(uint64_t address, uint64_t tiling_flags) -{ - uint32_t offset = AMDGPU_TILING_GET(tiling_flags, DCC_OFFSET_256B); - - return offset ? (address + offset * 256) : 0; +static void +fill_gfx9_tiling_info_from_device(const struct amdgpu_device *adev, + union dc_tiling_info *tiling_info) +{ + tiling_info->gfx9.num_pipes = + adev->gfx.config.gb_addr_config_fields.num_pipes; + tiling_info->gfx9.num_banks = + adev->gfx.config.gb_addr_config_fields.num_banks; + tiling_info->gfx9.pipe_interleave = + adev->gfx.config.gb_addr_config_fields.pipe_interleave_size; + tiling_info->gfx9.num_shader_engines = + adev->gfx.config.gb_addr_config_fields.num_se; + tiling_info->gfx9.max_compressed_frags = + adev->gfx.config.gb_addr_config_fields.max_compress_frags; + tiling_info->gfx9.num_rb_per_se = + adev->gfx.config.gb_addr_config_fields.num_rb_per_se; + tiling_info->gfx9.shaderEnable = 1; + if (adev->ip_versions[GC_HWIP][0] >= IP_VERSION(10, 3, 0)) + tiling_info->gfx9.num_pkrs = adev->gfx.config.gb_addr_config_fields.num_pkrs; } static int -fill_plane_dcc_attributes(struct amdgpu_device *adev, - const struct amdgpu_framebuffer *afb, - const enum surface_pixel_format format, - const enum dc_rotation_angle rotation, - const union plane_size *plane_size, - const union dc_tiling_info *tiling_info, - const uint64_t info, - struct dc_plane_dcc_param *dcc, - struct dc_plane_address *address) +validate_dcc(struct amdgpu_device *adev, + const enum surface_pixel_format format, + const enum dc_rotation_angle rotation, + const union dc_tiling_info *tiling_info, + const struct dc_plane_dcc_param *dcc, + const struct dc_plane_address *address, + const struct plane_size *plane_size) { struct dc *dc = adev->dm.dc; struct dc_dcc_surface_param input; struct dc_surface_dcc_cap output; - uint32_t offset = AMDGPU_TILING_GET(info, DCC_OFFSET_256B); - uint32_t i64b = AMDGPU_TILING_GET(info, DCC_INDEPENDENT_64B) != 0; - uint64_t dcc_address; memset(&input, 0, sizeof(input)); memset(&output, 0, sizeof(output)); - if (!offset) + if (!dcc->enable) return 0; - if (format >= SURFACE_PIXEL_FORMAT_VIDEO_BEGIN) - return 0; - - if (!dc->cap_funcs.get_dcc_compression_cap) + if (format >= SURFACE_PIXEL_FORMAT_VIDEO_BEGIN || + !dc->cap_funcs.get_dcc_compression_cap) return -EINVAL; input.format = format; - input.surface_size.width = plane_size->grph.surface_size.width; - input.surface_size.height = plane_size->grph.surface_size.height; + input.surface_size.width = plane_size->surface_size.width; + input.surface_size.height = plane_size->surface_size.height; input.swizzle_mode = tiling_info->gfx9.swizzle; if (rotation == ROTATION_ANGLE_0 || rotation == ROTATION_ANGLE_180) @@ -2706,31 +4827,488 @@ fill_plane_dcc_attributes(struct amdgpu_device *adev, if (!output.capable) return -EINVAL; - if (i64b == 0 && output.grph.rgb.independent_64b_blks != 0) + if (dcc->independent_64b_blks == 0 && + output.grph.rgb.independent_64b_blks != 0) return -EINVAL; - dcc->enable = 1; - dcc->grph.meta_pitch = - AMDGPU_TILING_GET(info, DCC_PITCH_MAX) + 1; - dcc->grph.independent_64b_blks = i64b; + return 0; +} + +static bool +modifier_has_dcc(uint64_t modifier) +{ + return IS_AMD_FMT_MOD(modifier) && AMD_FMT_MOD_GET(DCC, modifier); +} + +static unsigned +modifier_gfx9_swizzle_mode(uint64_t modifier) +{ + if (modifier == DRM_FORMAT_MOD_LINEAR) + return 0; - dcc_address = get_dcc_address(afb->address, info); - address->grph.meta_addr.low_part = lower_32_bits(dcc_address); - address->grph.meta_addr.high_part = upper_32_bits(dcc_address); + return AMD_FMT_MOD_GET(TILE, modifier); +} + +static const struct drm_format_info * +amd_get_format_info(const struct drm_mode_fb_cmd2 *cmd) +{ + return amdgpu_lookup_format_info(cmd->pixel_format, cmd->modifier[0]); +} + +static void +fill_gfx9_tiling_info_from_modifier(const struct amdgpu_device *adev, + union dc_tiling_info *tiling_info, + uint64_t modifier) +{ + unsigned int mod_bank_xor_bits = AMD_FMT_MOD_GET(BANK_XOR_BITS, modifier); + unsigned int mod_pipe_xor_bits = AMD_FMT_MOD_GET(PIPE_XOR_BITS, modifier); + unsigned int pkrs_log2 = AMD_FMT_MOD_GET(PACKERS, modifier); + unsigned int pipes_log2 = min(4u, mod_pipe_xor_bits); + + fill_gfx9_tiling_info_from_device(adev, tiling_info); + + if (!IS_AMD_FMT_MOD(modifier)) + return; + + tiling_info->gfx9.num_pipes = 1u << pipes_log2; + tiling_info->gfx9.num_shader_engines = 1u << (mod_pipe_xor_bits - pipes_log2); + + if (adev->family >= AMDGPU_FAMILY_NV) { + tiling_info->gfx9.num_pkrs = 1u << pkrs_log2; + } else { + tiling_info->gfx9.num_banks = 1u << mod_bank_xor_bits; + + /* for DCC we know it isn't rb aligned, so rb_per_se doesn't matter. */ + } +} + +enum dm_micro_swizzle { + MICRO_SWIZZLE_Z = 0, + MICRO_SWIZZLE_S = 1, + MICRO_SWIZZLE_D = 2, + MICRO_SWIZZLE_R = 3 +}; + +static bool dm_plane_format_mod_supported(struct drm_plane *plane, + uint32_t format, + uint64_t modifier) +{ + struct amdgpu_device *adev = drm_to_adev(plane->dev); + const struct drm_format_info *info = drm_format_info(format); + int i; + + enum dm_micro_swizzle microtile = modifier_gfx9_swizzle_mode(modifier) & 3; + + if (!info) + return false; + + /* + * We always have to allow these modifiers: + * 1. Core DRM checks for LINEAR support if userspace does not provide modifiers. + * 2. Not passing any modifiers is the same as explicitly passing INVALID. + */ + if (modifier == DRM_FORMAT_MOD_LINEAR || + modifier == DRM_FORMAT_MOD_INVALID) { + return true; + } + + /* Check that the modifier is on the list of the plane's supported modifiers. */ + for (i = 0; i < plane->modifier_count; i++) { + if (modifier == plane->modifiers[i]) + break; + } + if (i == plane->modifier_count) + return false; + + /* + * For D swizzle the canonical modifier depends on the bpp, so check + * it here. + */ + if (AMD_FMT_MOD_GET(TILE_VERSION, modifier) == AMD_FMT_MOD_TILE_VER_GFX9 && + adev->family >= AMDGPU_FAMILY_NV) { + if (microtile == MICRO_SWIZZLE_D && info->cpp[0] == 4) + return false; + } + + if (adev->family >= AMDGPU_FAMILY_RV && microtile == MICRO_SWIZZLE_D && + info->cpp[0] < 8) + return false; + + if (modifier_has_dcc(modifier)) { + /* Per radeonsi comments 16/64 bpp are more complicated. */ + if (info->cpp[0] != 4) + return false; + /* We support multi-planar formats, but not when combined with + * additional DCC metadata planes. */ + if (info->num_planes > 1) + return false; + } + + return true; +} + +static void +add_modifier(uint64_t **mods, uint64_t *size, uint64_t *cap, uint64_t mod) +{ + if (!*mods) + return; + + if (*cap - *size < 1) { + uint64_t new_cap = *cap * 2; + uint64_t *new_mods = kmalloc(new_cap * sizeof(uint64_t), GFP_KERNEL); + + if (!new_mods) { + kfree(*mods); + *mods = NULL; + return; + } + + memcpy(new_mods, *mods, sizeof(uint64_t) * *size); + kfree(*mods); + *mods = new_mods; + *cap = new_cap; + } + + (*mods)[*size] = mod; + *size += 1; +} + +static void +add_gfx9_modifiers(const struct amdgpu_device *adev, + uint64_t **mods, uint64_t *size, uint64_t *capacity) +{ + int pipes = ilog2(adev->gfx.config.gb_addr_config_fields.num_pipes); + int pipe_xor_bits = min(8, pipes + + ilog2(adev->gfx.config.gb_addr_config_fields.num_se)); + int bank_xor_bits = min(8 - pipe_xor_bits, + ilog2(adev->gfx.config.gb_addr_config_fields.num_banks)); + int rb = ilog2(adev->gfx.config.gb_addr_config_fields.num_se) + + ilog2(adev->gfx.config.gb_addr_config_fields.num_rb_per_se); + + + if (adev->family == AMDGPU_FAMILY_RV) { + /* Raven2 and later */ + bool has_constant_encode = adev->asic_type > CHIP_RAVEN || adev->external_rev_id >= 0x81; + + /* + * No _D DCC swizzles yet because we only allow 32bpp, which + * doesn't support _D on DCN + */ + + if (has_constant_encode) { + add_modifier(mods, size, capacity, AMD_FMT_MOD | + AMD_FMT_MOD_SET(TILE, AMD_FMT_MOD_TILE_GFX9_64K_S_X) | + AMD_FMT_MOD_SET(TILE_VERSION, AMD_FMT_MOD_TILE_VER_GFX9) | + AMD_FMT_MOD_SET(PIPE_XOR_BITS, pipe_xor_bits) | + AMD_FMT_MOD_SET(BANK_XOR_BITS, bank_xor_bits) | + AMD_FMT_MOD_SET(DCC, 1) | + AMD_FMT_MOD_SET(DCC_INDEPENDENT_64B, 1) | + AMD_FMT_MOD_SET(DCC_MAX_COMPRESSED_BLOCK, AMD_FMT_MOD_DCC_BLOCK_64B) | + AMD_FMT_MOD_SET(DCC_CONSTANT_ENCODE, 1)); + } + + add_modifier(mods, size, capacity, AMD_FMT_MOD | + AMD_FMT_MOD_SET(TILE, AMD_FMT_MOD_TILE_GFX9_64K_S_X) | + AMD_FMT_MOD_SET(TILE_VERSION, AMD_FMT_MOD_TILE_VER_GFX9) | + AMD_FMT_MOD_SET(PIPE_XOR_BITS, pipe_xor_bits) | + AMD_FMT_MOD_SET(BANK_XOR_BITS, bank_xor_bits) | + AMD_FMT_MOD_SET(DCC, 1) | + AMD_FMT_MOD_SET(DCC_INDEPENDENT_64B, 1) | + AMD_FMT_MOD_SET(DCC_MAX_COMPRESSED_BLOCK, AMD_FMT_MOD_DCC_BLOCK_64B) | + AMD_FMT_MOD_SET(DCC_CONSTANT_ENCODE, 0)); + + if (has_constant_encode) { + add_modifier(mods, size, capacity, AMD_FMT_MOD | + AMD_FMT_MOD_SET(TILE, AMD_FMT_MOD_TILE_GFX9_64K_S_X) | + AMD_FMT_MOD_SET(TILE_VERSION, AMD_FMT_MOD_TILE_VER_GFX9) | + AMD_FMT_MOD_SET(PIPE_XOR_BITS, pipe_xor_bits) | + AMD_FMT_MOD_SET(BANK_XOR_BITS, bank_xor_bits) | + AMD_FMT_MOD_SET(DCC, 1) | + AMD_FMT_MOD_SET(DCC_RETILE, 1) | + AMD_FMT_MOD_SET(DCC_INDEPENDENT_64B, 1) | + AMD_FMT_MOD_SET(DCC_MAX_COMPRESSED_BLOCK, AMD_FMT_MOD_DCC_BLOCK_64B) | + + AMD_FMT_MOD_SET(DCC_CONSTANT_ENCODE, 1) | + AMD_FMT_MOD_SET(RB, rb) | + AMD_FMT_MOD_SET(PIPE, pipes)); + } + + add_modifier(mods, size, capacity, AMD_FMT_MOD | + AMD_FMT_MOD_SET(TILE, AMD_FMT_MOD_TILE_GFX9_64K_S_X) | + AMD_FMT_MOD_SET(TILE_VERSION, AMD_FMT_MOD_TILE_VER_GFX9) | + AMD_FMT_MOD_SET(PIPE_XOR_BITS, pipe_xor_bits) | + AMD_FMT_MOD_SET(BANK_XOR_BITS, bank_xor_bits) | + AMD_FMT_MOD_SET(DCC, 1) | + AMD_FMT_MOD_SET(DCC_RETILE, 1) | + AMD_FMT_MOD_SET(DCC_INDEPENDENT_64B, 1) | + AMD_FMT_MOD_SET(DCC_MAX_COMPRESSED_BLOCK, AMD_FMT_MOD_DCC_BLOCK_64B) | + AMD_FMT_MOD_SET(DCC_CONSTANT_ENCODE, 0) | + AMD_FMT_MOD_SET(RB, rb) | + AMD_FMT_MOD_SET(PIPE, pipes)); + } + + /* + * Only supported for 64bpp on Raven, will be filtered on format in + * dm_plane_format_mod_supported. + */ + add_modifier(mods, size, capacity, AMD_FMT_MOD | + AMD_FMT_MOD_SET(TILE, AMD_FMT_MOD_TILE_GFX9_64K_D_X) | + AMD_FMT_MOD_SET(TILE_VERSION, AMD_FMT_MOD_TILE_VER_GFX9) | + AMD_FMT_MOD_SET(PIPE_XOR_BITS, pipe_xor_bits) | + AMD_FMT_MOD_SET(BANK_XOR_BITS, bank_xor_bits)); + + if (adev->family == AMDGPU_FAMILY_RV) { + add_modifier(mods, size, capacity, AMD_FMT_MOD | + AMD_FMT_MOD_SET(TILE, AMD_FMT_MOD_TILE_GFX9_64K_S_X) | + AMD_FMT_MOD_SET(TILE_VERSION, AMD_FMT_MOD_TILE_VER_GFX9) | + AMD_FMT_MOD_SET(PIPE_XOR_BITS, pipe_xor_bits) | + AMD_FMT_MOD_SET(BANK_XOR_BITS, bank_xor_bits)); + } + + /* + * Only supported for 64bpp on Raven, will be filtered on format in + * dm_plane_format_mod_supported. + */ + add_modifier(mods, size, capacity, AMD_FMT_MOD | + AMD_FMT_MOD_SET(TILE, AMD_FMT_MOD_TILE_GFX9_64K_D) | + AMD_FMT_MOD_SET(TILE_VERSION, AMD_FMT_MOD_TILE_VER_GFX9)); + + if (adev->family == AMDGPU_FAMILY_RV) { + add_modifier(mods, size, capacity, AMD_FMT_MOD | + AMD_FMT_MOD_SET(TILE, AMD_FMT_MOD_TILE_GFX9_64K_S) | + AMD_FMT_MOD_SET(TILE_VERSION, AMD_FMT_MOD_TILE_VER_GFX9)); + } +} + +static void +add_gfx10_1_modifiers(const struct amdgpu_device *adev, + uint64_t **mods, uint64_t *size, uint64_t *capacity) +{ + int pipe_xor_bits = ilog2(adev->gfx.config.gb_addr_config_fields.num_pipes); + + add_modifier(mods, size, capacity, AMD_FMT_MOD | + AMD_FMT_MOD_SET(TILE, AMD_FMT_MOD_TILE_GFX9_64K_R_X) | + AMD_FMT_MOD_SET(TILE_VERSION, AMD_FMT_MOD_TILE_VER_GFX10) | + AMD_FMT_MOD_SET(PIPE_XOR_BITS, pipe_xor_bits) | + AMD_FMT_MOD_SET(DCC, 1) | + AMD_FMT_MOD_SET(DCC_CONSTANT_ENCODE, 1) | + AMD_FMT_MOD_SET(DCC_INDEPENDENT_64B, 1) | + AMD_FMT_MOD_SET(DCC_MAX_COMPRESSED_BLOCK, AMD_FMT_MOD_DCC_BLOCK_64B)); + + add_modifier(mods, size, capacity, AMD_FMT_MOD | + AMD_FMT_MOD_SET(TILE, AMD_FMT_MOD_TILE_GFX9_64K_R_X) | + AMD_FMT_MOD_SET(TILE_VERSION, AMD_FMT_MOD_TILE_VER_GFX10) | + AMD_FMT_MOD_SET(PIPE_XOR_BITS, pipe_xor_bits) | + AMD_FMT_MOD_SET(DCC, 1) | + AMD_FMT_MOD_SET(DCC_RETILE, 1) | + AMD_FMT_MOD_SET(DCC_CONSTANT_ENCODE, 1) | + AMD_FMT_MOD_SET(DCC_INDEPENDENT_64B, 1) | + AMD_FMT_MOD_SET(DCC_MAX_COMPRESSED_BLOCK, AMD_FMT_MOD_DCC_BLOCK_64B)); + + add_modifier(mods, size, capacity, AMD_FMT_MOD | + AMD_FMT_MOD_SET(TILE, AMD_FMT_MOD_TILE_GFX9_64K_R_X) | + AMD_FMT_MOD_SET(TILE_VERSION, AMD_FMT_MOD_TILE_VER_GFX10) | + AMD_FMT_MOD_SET(PIPE_XOR_BITS, pipe_xor_bits)); + + add_modifier(mods, size, capacity, AMD_FMT_MOD | + AMD_FMT_MOD_SET(TILE, AMD_FMT_MOD_TILE_GFX9_64K_S_X) | + AMD_FMT_MOD_SET(TILE_VERSION, AMD_FMT_MOD_TILE_VER_GFX10) | + AMD_FMT_MOD_SET(PIPE_XOR_BITS, pipe_xor_bits)); + + + /* Only supported for 64bpp, will be filtered in dm_plane_format_mod_supported */ + add_modifier(mods, size, capacity, AMD_FMT_MOD | + AMD_FMT_MOD_SET(TILE, AMD_FMT_MOD_TILE_GFX9_64K_D) | + AMD_FMT_MOD_SET(TILE_VERSION, AMD_FMT_MOD_TILE_VER_GFX9)); + + add_modifier(mods, size, capacity, AMD_FMT_MOD | + AMD_FMT_MOD_SET(TILE, AMD_FMT_MOD_TILE_GFX9_64K_S) | + AMD_FMT_MOD_SET(TILE_VERSION, AMD_FMT_MOD_TILE_VER_GFX9)); +} + +static void +add_gfx10_3_modifiers(const struct amdgpu_device *adev, + uint64_t **mods, uint64_t *size, uint64_t *capacity) +{ + int pipe_xor_bits = ilog2(adev->gfx.config.gb_addr_config_fields.num_pipes); + int pkrs = ilog2(adev->gfx.config.gb_addr_config_fields.num_pkrs); + + add_modifier(mods, size, capacity, AMD_FMT_MOD | + AMD_FMT_MOD_SET(TILE, AMD_FMT_MOD_TILE_GFX9_64K_R_X) | + AMD_FMT_MOD_SET(TILE_VERSION, AMD_FMT_MOD_TILE_VER_GFX10_RBPLUS) | + AMD_FMT_MOD_SET(PIPE_XOR_BITS, pipe_xor_bits) | + AMD_FMT_MOD_SET(PACKERS, pkrs) | + AMD_FMT_MOD_SET(DCC, 1) | + AMD_FMT_MOD_SET(DCC_CONSTANT_ENCODE, 1) | + AMD_FMT_MOD_SET(DCC_INDEPENDENT_64B, 1) | + AMD_FMT_MOD_SET(DCC_INDEPENDENT_128B, 1) | + AMD_FMT_MOD_SET(DCC_MAX_COMPRESSED_BLOCK, AMD_FMT_MOD_DCC_BLOCK_64B)); + + add_modifier(mods, size, capacity, AMD_FMT_MOD | + AMD_FMT_MOD_SET(TILE, AMD_FMT_MOD_TILE_GFX9_64K_R_X) | + AMD_FMT_MOD_SET(TILE_VERSION, AMD_FMT_MOD_TILE_VER_GFX10_RBPLUS) | + AMD_FMT_MOD_SET(PIPE_XOR_BITS, pipe_xor_bits) | + AMD_FMT_MOD_SET(PACKERS, pkrs) | + AMD_FMT_MOD_SET(DCC, 1) | + AMD_FMT_MOD_SET(DCC_CONSTANT_ENCODE, 1) | + AMD_FMT_MOD_SET(DCC_INDEPENDENT_128B, 1) | + AMD_FMT_MOD_SET(DCC_MAX_COMPRESSED_BLOCK, AMD_FMT_MOD_DCC_BLOCK_128B)); + + add_modifier(mods, size, capacity, AMD_FMT_MOD | + AMD_FMT_MOD_SET(TILE, AMD_FMT_MOD_TILE_GFX9_64K_R_X) | + AMD_FMT_MOD_SET(TILE_VERSION, AMD_FMT_MOD_TILE_VER_GFX10_RBPLUS) | + AMD_FMT_MOD_SET(PIPE_XOR_BITS, pipe_xor_bits) | + AMD_FMT_MOD_SET(PACKERS, pkrs) | + AMD_FMT_MOD_SET(DCC, 1) | + AMD_FMT_MOD_SET(DCC_RETILE, 1) | + AMD_FMT_MOD_SET(DCC_CONSTANT_ENCODE, 1) | + AMD_FMT_MOD_SET(DCC_INDEPENDENT_64B, 1) | + AMD_FMT_MOD_SET(DCC_INDEPENDENT_128B, 1) | + AMD_FMT_MOD_SET(DCC_MAX_COMPRESSED_BLOCK, AMD_FMT_MOD_DCC_BLOCK_64B)); + + add_modifier(mods, size, capacity, AMD_FMT_MOD | + AMD_FMT_MOD_SET(TILE, AMD_FMT_MOD_TILE_GFX9_64K_R_X) | + AMD_FMT_MOD_SET(TILE_VERSION, AMD_FMT_MOD_TILE_VER_GFX10_RBPLUS) | + AMD_FMT_MOD_SET(PIPE_XOR_BITS, pipe_xor_bits) | + AMD_FMT_MOD_SET(PACKERS, pkrs) | + AMD_FMT_MOD_SET(DCC, 1) | + AMD_FMT_MOD_SET(DCC_RETILE, 1) | + AMD_FMT_MOD_SET(DCC_CONSTANT_ENCODE, 1) | + AMD_FMT_MOD_SET(DCC_INDEPENDENT_128B, 1) | + AMD_FMT_MOD_SET(DCC_MAX_COMPRESSED_BLOCK, AMD_FMT_MOD_DCC_BLOCK_128B)); + + add_modifier(mods, size, capacity, AMD_FMT_MOD | + AMD_FMT_MOD_SET(TILE, AMD_FMT_MOD_TILE_GFX9_64K_R_X) | + AMD_FMT_MOD_SET(TILE_VERSION, AMD_FMT_MOD_TILE_VER_GFX10_RBPLUS) | + AMD_FMT_MOD_SET(PIPE_XOR_BITS, pipe_xor_bits) | + AMD_FMT_MOD_SET(PACKERS, pkrs)); + + add_modifier(mods, size, capacity, AMD_FMT_MOD | + AMD_FMT_MOD_SET(TILE, AMD_FMT_MOD_TILE_GFX9_64K_S_X) | + AMD_FMT_MOD_SET(TILE_VERSION, AMD_FMT_MOD_TILE_VER_GFX10_RBPLUS) | + AMD_FMT_MOD_SET(PIPE_XOR_BITS, pipe_xor_bits) | + AMD_FMT_MOD_SET(PACKERS, pkrs)); + + /* Only supported for 64bpp, will be filtered in dm_plane_format_mod_supported */ + add_modifier(mods, size, capacity, AMD_FMT_MOD | + AMD_FMT_MOD_SET(TILE, AMD_FMT_MOD_TILE_GFX9_64K_D) | + AMD_FMT_MOD_SET(TILE_VERSION, AMD_FMT_MOD_TILE_VER_GFX9)); + + add_modifier(mods, size, capacity, AMD_FMT_MOD | + AMD_FMT_MOD_SET(TILE, AMD_FMT_MOD_TILE_GFX9_64K_S) | + AMD_FMT_MOD_SET(TILE_VERSION, AMD_FMT_MOD_TILE_VER_GFX9)); +} + +static int +get_plane_modifiers(const struct amdgpu_device *adev, unsigned int plane_type, uint64_t **mods) +{ + uint64_t size = 0, capacity = 128; + *mods = NULL; + + /* We have not hooked up any pre-GFX9 modifiers. */ + if (adev->family < AMDGPU_FAMILY_AI) + return 0; + + *mods = kmalloc(capacity * sizeof(uint64_t), GFP_KERNEL); + + if (plane_type == DRM_PLANE_TYPE_CURSOR) { + add_modifier(mods, &size, &capacity, DRM_FORMAT_MOD_LINEAR); + add_modifier(mods, &size, &capacity, DRM_FORMAT_MOD_INVALID); + return *mods ? 0 : -ENOMEM; + } + + switch (adev->family) { + case AMDGPU_FAMILY_AI: + case AMDGPU_FAMILY_RV: + add_gfx9_modifiers(adev, mods, &size, &capacity); + break; + case AMDGPU_FAMILY_NV: + case AMDGPU_FAMILY_VGH: + case AMDGPU_FAMILY_YC: + case AMDGPU_FAMILY_GC_10_3_6: + case AMDGPU_FAMILY_GC_10_3_7: + if (adev->ip_versions[GC_HWIP][0] >= IP_VERSION(10, 3, 0)) + add_gfx10_3_modifiers(adev, mods, &size, &capacity); + else + add_gfx10_1_modifiers(adev, mods, &size, &capacity); + break; + } + + add_modifier(mods, &size, &capacity, DRM_FORMAT_MOD_LINEAR); + + /* INVALID marks the end of the list. */ + add_modifier(mods, &size, &capacity, DRM_FORMAT_MOD_INVALID); + + if (!*mods) + return -ENOMEM; return 0; } static int +fill_gfx9_plane_attributes_from_modifiers(struct amdgpu_device *adev, + const struct amdgpu_framebuffer *afb, + const enum surface_pixel_format format, + const enum dc_rotation_angle rotation, + const struct plane_size *plane_size, + union dc_tiling_info *tiling_info, + struct dc_plane_dcc_param *dcc, + struct dc_plane_address *address, + const bool force_disable_dcc) +{ + const uint64_t modifier = afb->base.modifier; + int ret = 0; + + fill_gfx9_tiling_info_from_modifier(adev, tiling_info, modifier); + tiling_info->gfx9.swizzle = modifier_gfx9_swizzle_mode(modifier); + + if (modifier_has_dcc(modifier) && !force_disable_dcc) { + uint64_t dcc_address = afb->address + afb->base.offsets[1]; + bool independent_64b_blks = AMD_FMT_MOD_GET(DCC_INDEPENDENT_64B, modifier); + bool independent_128b_blks = AMD_FMT_MOD_GET(DCC_INDEPENDENT_128B, modifier); + + dcc->enable = 1; + dcc->meta_pitch = afb->base.pitches[1]; + dcc->independent_64b_blks = independent_64b_blks; + if (AMD_FMT_MOD_GET(TILE_VERSION, modifier) == AMD_FMT_MOD_TILE_VER_GFX10_RBPLUS) { + if (independent_64b_blks && independent_128b_blks) + dcc->dcc_ind_blk = hubp_ind_block_64b_no_128bcl; + else if (independent_128b_blks) + dcc->dcc_ind_blk = hubp_ind_block_128b; + else if (independent_64b_blks && !independent_128b_blks) + dcc->dcc_ind_blk = hubp_ind_block_64b; + else + dcc->dcc_ind_blk = hubp_ind_block_unconstrained; + } else { + if (independent_64b_blks) + dcc->dcc_ind_blk = hubp_ind_block_64b; + else + dcc->dcc_ind_blk = hubp_ind_block_unconstrained; + } + + address->grph.meta_addr.low_part = lower_32_bits(dcc_address); + address->grph.meta_addr.high_part = upper_32_bits(dcc_address); + } + + ret = validate_dcc(adev, format, rotation, tiling_info, dcc, address, plane_size); + if (ret) + drm_dbg_kms(adev_to_drm(adev), "validate_dcc: returned error: %d\n", ret); + + return ret; +} + +static int fill_plane_buffer_attributes(struct amdgpu_device *adev, const struct amdgpu_framebuffer *afb, const enum surface_pixel_format format, const enum dc_rotation_angle rotation, const uint64_t tiling_flags, union dc_tiling_info *tiling_info, - union plane_size *plane_size, + struct plane_size *plane_size, struct dc_plane_dcc_param *dcc, - struct dc_plane_address *address) + struct dc_plane_address *address, + bool tmz_surface, + bool force_disable_dcc) { const struct drm_framebuffer *fb = &afb->base; int ret; @@ -2740,104 +5318,62 @@ fill_plane_buffer_attributes(struct amdgpu_device *adev, memset(dcc, 0, sizeof(*dcc)); memset(address, 0, sizeof(*address)); + address->tmz_surface = tmz_surface; + if (format < SURFACE_PIXEL_FORMAT_VIDEO_BEGIN) { - plane_size->grph.surface_size.x = 0; - plane_size->grph.surface_size.y = 0; - plane_size->grph.surface_size.width = fb->width; - plane_size->grph.surface_size.height = fb->height; - plane_size->grph.surface_pitch = + uint64_t addr = afb->address + fb->offsets[0]; + + plane_size->surface_size.x = 0; + plane_size->surface_size.y = 0; + plane_size->surface_size.width = fb->width; + plane_size->surface_size.height = fb->height; + plane_size->surface_pitch = fb->pitches[0] / fb->format->cpp[0]; address->type = PLN_ADDR_TYPE_GRAPHICS; - address->grph.addr.low_part = lower_32_bits(afb->address); - address->grph.addr.high_part = upper_32_bits(afb->address); + address->grph.addr.low_part = lower_32_bits(addr); + address->grph.addr.high_part = upper_32_bits(addr); } else if (format < SURFACE_PIXEL_FORMAT_INVALID) { + uint64_t luma_addr = afb->address + fb->offsets[0]; uint64_t chroma_addr = afb->address + fb->offsets[1]; - plane_size->video.luma_size.x = 0; - plane_size->video.luma_size.y = 0; - plane_size->video.luma_size.width = fb->width; - plane_size->video.luma_size.height = fb->height; - plane_size->video.luma_pitch = + plane_size->surface_size.x = 0; + plane_size->surface_size.y = 0; + plane_size->surface_size.width = fb->width; + plane_size->surface_size.height = fb->height; + plane_size->surface_pitch = fb->pitches[0] / fb->format->cpp[0]; - plane_size->video.chroma_size.x = 0; - plane_size->video.chroma_size.y = 0; + plane_size->chroma_size.x = 0; + plane_size->chroma_size.y = 0; /* TODO: set these based on surface format */ - plane_size->video.chroma_size.width = fb->width / 2; - plane_size->video.chroma_size.height = fb->height / 2; + plane_size->chroma_size.width = fb->width / 2; + plane_size->chroma_size.height = fb->height / 2; - plane_size->video.chroma_pitch = + plane_size->chroma_pitch = fb->pitches[1] / fb->format->cpp[1]; address->type = PLN_ADDR_TYPE_VIDEO_PROGRESSIVE; address->video_progressive.luma_addr.low_part = - lower_32_bits(afb->address); + lower_32_bits(luma_addr); address->video_progressive.luma_addr.high_part = - upper_32_bits(afb->address); + upper_32_bits(luma_addr); address->video_progressive.chroma_addr.low_part = lower_32_bits(chroma_addr); address->video_progressive.chroma_addr.high_part = upper_32_bits(chroma_addr); } - /* Fill GFX8 params */ - if (AMDGPU_TILING_GET(tiling_flags, ARRAY_MODE) == DC_ARRAY_2D_TILED_THIN1) { - unsigned int bankw, bankh, mtaspect, tile_split, num_banks; - - bankw = AMDGPU_TILING_GET(tiling_flags, BANK_WIDTH); - bankh = AMDGPU_TILING_GET(tiling_flags, BANK_HEIGHT); - mtaspect = AMDGPU_TILING_GET(tiling_flags, MACRO_TILE_ASPECT); - tile_split = AMDGPU_TILING_GET(tiling_flags, TILE_SPLIT); - num_banks = AMDGPU_TILING_GET(tiling_flags, NUM_BANKS); - - /* XXX fix me for VI */ - tiling_info->gfx8.num_banks = num_banks; - tiling_info->gfx8.array_mode = - DC_ARRAY_2D_TILED_THIN1; - tiling_info->gfx8.tile_split = tile_split; - tiling_info->gfx8.bank_width = bankw; - tiling_info->gfx8.bank_height = bankh; - tiling_info->gfx8.tile_aspect = mtaspect; - tiling_info->gfx8.tile_mode = - DC_ADDR_SURF_MICRO_TILING_DISPLAY; - } else if (AMDGPU_TILING_GET(tiling_flags, ARRAY_MODE) - == DC_ARRAY_1D_TILED_THIN1) { - tiling_info->gfx8.array_mode = DC_ARRAY_1D_TILED_THIN1; - } - - tiling_info->gfx8.pipe_config = - AMDGPU_TILING_GET(tiling_flags, PIPE_CONFIG); - - if (adev->asic_type == CHIP_VEGA10 || - adev->asic_type == CHIP_VEGA12 || - adev->asic_type == CHIP_VEGA20 || -#if defined(CONFIG_DRM_AMD_DC_DCN2_0) - adev->asic_type == CHIP_NAVI10 || -#endif - adev->asic_type == CHIP_RAVEN) { - /* Fill GFX9 params */ - tiling_info->gfx9.num_pipes = - adev->gfx.config.gb_addr_config_fields.num_pipes; - tiling_info->gfx9.num_banks = - adev->gfx.config.gb_addr_config_fields.num_banks; - tiling_info->gfx9.pipe_interleave = - adev->gfx.config.gb_addr_config_fields.pipe_interleave_size; - tiling_info->gfx9.num_shader_engines = - adev->gfx.config.gb_addr_config_fields.num_se; - tiling_info->gfx9.max_compressed_frags = - adev->gfx.config.gb_addr_config_fields.max_compress_frags; - tiling_info->gfx9.num_rb_per_se = - adev->gfx.config.gb_addr_config_fields.num_rb_per_se; - tiling_info->gfx9.swizzle = - AMDGPU_TILING_GET(tiling_flags, SWIZZLE_MODE); - tiling_info->gfx9.shaderEnable = 1; - - ret = fill_plane_dcc_attributes(adev, afb, format, rotation, - plane_size, tiling_info, - tiling_flags, dcc, address); + if (adev->family >= AMDGPU_FAMILY_AI) { + ret = fill_gfx9_plane_attributes_from_modifiers(adev, afb, format, + rotation, plane_size, + tiling_info, dcc, + address, + force_disable_dcc); if (ret) return ret; + } else { + fill_gfx8_tiling_info_from_flags(tiling_info, tiling_flags); } return 0; @@ -2845,17 +5381,19 @@ fill_plane_buffer_attributes(struct amdgpu_device *adev, static void fill_blending_from_plane_state(const struct drm_plane_state *plane_state, - bool *per_pixel_alpha, bool *global_alpha, - int *global_alpha_value) + bool *per_pixel_alpha, bool *pre_multiplied_alpha, + bool *global_alpha, int *global_alpha_value) { *per_pixel_alpha = false; + *pre_multiplied_alpha = true; *global_alpha = false; *global_alpha_value = 0xff; if (plane_state->plane->type != DRM_PLANE_TYPE_OVERLAY) return; - if (plane_state->pixel_blend_mode == DRM_MODE_BLEND_PREMULTI) { + if (plane_state->pixel_blend_mode == DRM_MODE_BLEND_PREMULTI || + plane_state->pixel_blend_mode == DRM_MODE_BLEND_COVERAGE) { static const uint32_t alpha_formats[] = { DRM_FORMAT_ARGB8888, DRM_FORMAT_RGBA8888, @@ -2870,6 +5408,9 @@ fill_blending_from_plane_state(const struct drm_plane_state *plane_state, break; } } + + if (per_pixel_alpha && plane_state->pixel_blend_mode == DRM_MODE_BLEND_COVERAGE) + *pre_multiplied_alpha = false; } if (plane_state->alpha < 0xffff) { @@ -2927,12 +5468,13 @@ fill_dc_plane_info_and_addr(struct amdgpu_device *adev, const struct drm_plane_state *plane_state, const uint64_t tiling_flags, struct dc_plane_info *plane_info, - struct dc_plane_address *address) + struct dc_plane_address *address, + bool tmz_surface, + bool force_disable_dcc) { const struct drm_framebuffer *fb = plane_state->fb; const struct amdgpu_framebuffer *afb = to_amdgpu_framebuffer(plane_state->fb); - struct drm_format_name_buf format_name; int ret; memset(plane_info, 0, sizeof(*plane_info)); @@ -2967,10 +5509,29 @@ fill_dc_plane_info_and_addr(struct amdgpu_device *adev, case DRM_FORMAT_NV12: plane_info->format = SURFACE_PIXEL_FORMAT_VIDEO_420_YCrCb; break; + case DRM_FORMAT_P010: + plane_info->format = SURFACE_PIXEL_FORMAT_VIDEO_420_10bpc_YCrCb; + break; + case DRM_FORMAT_XRGB16161616F: + case DRM_FORMAT_ARGB16161616F: + plane_info->format = SURFACE_PIXEL_FORMAT_GRPH_ARGB16161616F; + break; + case DRM_FORMAT_XBGR16161616F: + case DRM_FORMAT_ABGR16161616F: + plane_info->format = SURFACE_PIXEL_FORMAT_GRPH_ABGR16161616F; + break; + case DRM_FORMAT_XRGB16161616: + case DRM_FORMAT_ARGB16161616: + plane_info->format = SURFACE_PIXEL_FORMAT_GRPH_ARGB16161616; + break; + case DRM_FORMAT_XBGR16161616: + case DRM_FORMAT_ABGR16161616: + plane_info->format = SURFACE_PIXEL_FORMAT_GRPH_ABGR16161616; + break; default: DRM_ERROR( - "Unsupported screen format %s\n", - drm_get_format_name(fb->format->format, &format_name)); + "Unsupported screen format %p4cc\n", + &fb->format->format); return -EINVAL; } @@ -2995,6 +5556,8 @@ fill_dc_plane_info_and_addr(struct amdgpu_device *adev, plane_info->visible = true; plane_info->stereo_format = PLANE_STEREO_FORMAT_NONE; + plane_info->layer_index = 0; + ret = fill_plane_color_attributes(plane_state, plane_info->format, &plane_info->color_space); if (ret) @@ -3004,12 +5567,13 @@ fill_dc_plane_info_and_addr(struct amdgpu_device *adev, plane_info->rotation, tiling_flags, &plane_info->tiling_info, &plane_info->plane_size, - &plane_info->dcc, address); + &plane_info->dcc, address, tmz_surface, + force_disable_dcc); if (ret) return ret; fill_blending_from_plane_state( - plane_state, &plane_info->per_pixel_alpha, + plane_state, &plane_info->per_pixel_alpha, &plane_info->pre_multiplied_alpha, &plane_info->global_alpha, &plane_info->global_alpha_value); return 0; @@ -3021,14 +5585,13 @@ static int fill_dc_plane_attributes(struct amdgpu_device *adev, struct drm_crtc_state *crtc_state) { struct dm_crtc_state *dm_crtc_state = to_dm_crtc_state(crtc_state); - const struct amdgpu_framebuffer *amdgpu_fb = - to_amdgpu_framebuffer(plane_state->fb); + struct amdgpu_framebuffer *afb = (struct amdgpu_framebuffer *)plane_state->fb; struct dc_scaling_info scaling_info; struct dc_plane_info plane_info; - uint64_t tiling_flags; int ret; + bool force_disable_dcc = false; - ret = fill_dc_scaling_info(plane_state, &scaling_info); + ret = fill_dc_scaling_info(adev, plane_state, &scaling_info); if (ret) return ret; @@ -3037,13 +5600,13 @@ static int fill_dc_plane_attributes(struct amdgpu_device *adev, dc_plane_state->clip_rect = scaling_info.clip_rect; dc_plane_state->scaling_quality = scaling_info.scaling_quality; - ret = get_fb_info(amdgpu_fb, &tiling_flags); - if (ret) - return ret; - - ret = fill_dc_plane_info_and_addr(adev, plane_state, tiling_flags, + force_disable_dcc = adev->asic_type == CHIP_RAVEN && adev->in_suspend; + ret = fill_dc_plane_info_and_addr(adev, plane_state, + afb->tiling_flags, &plane_info, - &dc_plane_state->address); + &dc_plane_state->address, + afb->tmz_surface, + force_disable_dcc); if (ret) return ret; @@ -3057,9 +5620,12 @@ static int fill_dc_plane_attributes(struct amdgpu_device *adev, dc_plane_state->tiling_info = plane_info.tiling_info; dc_plane_state->visible = plane_info.visible; dc_plane_state->per_pixel_alpha = plane_info.per_pixel_alpha; + dc_plane_state->pre_multiplied_alpha = plane_info.pre_multiplied_alpha; dc_plane_state->global_alpha = plane_info.global_alpha; dc_plane_state->global_alpha_value = plane_info.global_alpha_value; dc_plane_state->dcc = plane_info.dcc; + dc_plane_state->layer_index = plane_info.layer_index; // Always returns 0 + dc_plane_state->flip_int_enabled = true; /* * Always set input transfer function, since plane state is refreshed @@ -3122,22 +5688,44 @@ static void update_stream_scaling_settings(const struct drm_display_mode *mode, stream->src = src; stream->dst = dst; - DRM_DEBUG_DRIVER("Destination Rectangle x:%d y:%d width:%d height:%d\n", - dst.x, dst.y, dst.width, dst.height); + DRM_DEBUG_KMS("Destination Rectangle x:%d y:%d width:%d height:%d\n", + dst.x, dst.y, dst.width, dst.height); } static enum dc_color_depth convert_color_depth_from_display_info(const struct drm_connector *connector, - const struct drm_connector_state *state) + bool is_y420, int requested_bpc) { - uint32_t bpc = connector->display_info.bpc; + uint8_t bpc; - if (!state) - state = connector->state; + if (is_y420) { + bpc = 8; + + /* Cap display bpc based on HDMI 2.0 HF-VSDB */ + if (connector->display_info.hdmi.y420_dc_modes & DRM_EDID_YCBCR420_DC_48) + bpc = 16; + else if (connector->display_info.hdmi.y420_dc_modes & DRM_EDID_YCBCR420_DC_36) + bpc = 12; + else if (connector->display_info.hdmi.y420_dc_modes & DRM_EDID_YCBCR420_DC_30) + bpc = 10; + } else { + bpc = (uint8_t)connector->display_info.bpc; + /* Assume 8 bpc by default if no bpc is specified. */ + bpc = bpc ? bpc : 8; + } + + if (requested_bpc > 0) { + /* + * Cap display bpc based on the user requested value. + * + * The value for state->max_bpc may not correctly updated + * depending on when the connector gets added to the state + * or if this was called outside of atomic check, so it + * can't be used directly. + */ + bpc = min_t(u8, bpc, requested_bpc); - if (state) { - bpc = state->max_bpc; /* Round down to the nearest even number. */ bpc = bpc - (bpc & 1); } @@ -3217,27 +5805,21 @@ get_output_color_space(const struct dc_crtc_timing *dc_crtc_timing) return color_space; } -static void reduce_mode_colour_depth(struct dc_crtc_timing *timing_out) -{ - if (timing_out->display_color_depth <= COLOR_DEPTH_888) - return; - - timing_out->display_color_depth--; -} - -static void adjust_colour_depth_from_display_info(struct dc_crtc_timing *timing_out, - const struct drm_display_info *info) +static bool adjust_colour_depth_from_display_info( + struct dc_crtc_timing *timing_out, + const struct drm_display_info *info) { + enum dc_color_depth depth = timing_out->display_color_depth; int normalized_clk; - if (timing_out->display_color_depth <= COLOR_DEPTH_888) - return; do { normalized_clk = timing_out->pix_clk_100hz / 10; /* YCbCr 4:2:0 requires additional adjustment of 1/2 */ if (timing_out->pixel_encoding == PIXEL_ENCODING_YCBCR420) normalized_clk /= 2; /* Adjusting pix clock following on HDMI spec based on colour depth */ - switch (timing_out->display_color_depth) { + switch (depth) { + case COLOR_DEPTH_888: + break; case COLOR_DEPTH_101010: normalized_clk = (normalized_clk * 30) / 24; break; @@ -3248,14 +5830,15 @@ static void adjust_colour_depth_from_display_info(struct dc_crtc_timing *timing_ normalized_clk = (normalized_clk * 48) / 24; break; default: - return; + /* The above depths are the only ones valid for HDMI. */ + return false; } - if (normalized_clk <= info->max_tmds_clock) - return; - reduce_mode_colour_depth(timing_out); - - } while (timing_out->display_color_depth > COLOR_DEPTH_888); - + if (normalized_clk <= info->max_tmds_clock) { + timing_out->display_color_depth = depth; + return true; + } + } while (--depth > COLOR_DEPTH_666); + return false; } static void fill_stream_properties_from_drm_display_mode( @@ -3263,12 +5846,17 @@ static void fill_stream_properties_from_drm_display_mode( const struct drm_display_mode *mode_in, const struct drm_connector *connector, const struct drm_connector_state *connector_state, - const struct dc_stream_state *old_stream) + const struct dc_stream_state *old_stream, + int requested_bpc) { struct dc_crtc_timing *timing_out = &stream->timing; const struct drm_display_info *info = &connector->display_info; + struct amdgpu_dm_connector *aconnector = to_amdgpu_dm_connector(connector); + struct hdmi_vendor_infoframe hv_frame; + struct hdmi_avi_infoframe avi_frame; - memset(timing_out, 0, sizeof(struct dc_crtc_timing)); + memset(&hv_frame, 0, sizeof(hv_frame)); + memset(&avi_frame, 0, sizeof(avi_frame)); timing_out->h_border_left = 0; timing_out->h_border_right = 0; @@ -3278,7 +5866,10 @@ static void fill_stream_properties_from_drm_display_mode( if (drm_mode_is_420_only(info, mode_in) && stream->signal == SIGNAL_TYPE_HDMI_TYPE_A) timing_out->pixel_encoding = PIXEL_ENCODING_YCBCR420; - else if ((connector->display_info.color_formats & DRM_COLOR_FORMAT_YCRCB444) + else if (drm_mode_is_420_also(info, mode_in) + && aconnector->force_yuv420_output) + timing_out->pixel_encoding = PIXEL_ENCODING_YCBCR420; + else if ((connector->display_info.color_formats & DRM_COLOR_FORMAT_YCBCR444) && stream->signal == SIGNAL_TYPE_HDMI_TYPE_A) timing_out->pixel_encoding = PIXEL_ENCODING_YCBCR444; else @@ -3286,7 +5877,9 @@ static void fill_stream_properties_from_drm_display_mode( timing_out->timing_3d_format = TIMING_3D_FORMAT_NONE; timing_out->display_color_depth = convert_color_depth_from_display_info( - connector, connector_state); + connector, + (timing_out->pixel_encoding == PIXEL_ENCODING_YCBCR420), + requested_bpc); timing_out->scan_type = SCANNING_TYPE_NODATA; timing_out->hdmi_vic = 0; @@ -3302,27 +5895,49 @@ static void fill_stream_properties_from_drm_display_mode( timing_out->flags.VSYNC_POSITIVE_POLARITY = 1; } - timing_out->h_addressable = mode_in->crtc_hdisplay; - timing_out->h_total = mode_in->crtc_htotal; - timing_out->h_sync_width = - mode_in->crtc_hsync_end - mode_in->crtc_hsync_start; - timing_out->h_front_porch = - mode_in->crtc_hsync_start - mode_in->crtc_hdisplay; - timing_out->v_total = mode_in->crtc_vtotal; - timing_out->v_addressable = mode_in->crtc_vdisplay; - timing_out->v_front_porch = - mode_in->crtc_vsync_start - mode_in->crtc_vdisplay; - timing_out->v_sync_width = - mode_in->crtc_vsync_end - mode_in->crtc_vsync_start; - timing_out->pix_clk_100hz = mode_in->crtc_clock * 10; + if (stream->signal == SIGNAL_TYPE_HDMI_TYPE_A) { + drm_hdmi_avi_infoframe_from_display_mode(&avi_frame, (struct drm_connector *)connector, mode_in); + timing_out->vic = avi_frame.video_code; + drm_hdmi_vendor_infoframe_from_display_mode(&hv_frame, (struct drm_connector *)connector, mode_in); + timing_out->hdmi_vic = hv_frame.vic; + } + + if (is_freesync_video_mode(mode_in, aconnector)) { + timing_out->h_addressable = mode_in->hdisplay; + timing_out->h_total = mode_in->htotal; + timing_out->h_sync_width = mode_in->hsync_end - mode_in->hsync_start; + timing_out->h_front_porch = mode_in->hsync_start - mode_in->hdisplay; + timing_out->v_total = mode_in->vtotal; + timing_out->v_addressable = mode_in->vdisplay; + timing_out->v_front_porch = mode_in->vsync_start - mode_in->vdisplay; + timing_out->v_sync_width = mode_in->vsync_end - mode_in->vsync_start; + timing_out->pix_clk_100hz = mode_in->clock * 10; + } else { + timing_out->h_addressable = mode_in->crtc_hdisplay; + timing_out->h_total = mode_in->crtc_htotal; + timing_out->h_sync_width = mode_in->crtc_hsync_end - mode_in->crtc_hsync_start; + timing_out->h_front_porch = mode_in->crtc_hsync_start - mode_in->crtc_hdisplay; + timing_out->v_total = mode_in->crtc_vtotal; + timing_out->v_addressable = mode_in->crtc_vdisplay; + timing_out->v_front_porch = mode_in->crtc_vsync_start - mode_in->crtc_vdisplay; + timing_out->v_sync_width = mode_in->crtc_vsync_end - mode_in->crtc_vsync_start; + timing_out->pix_clk_100hz = mode_in->crtc_clock * 10; + } + timing_out->aspect_ratio = get_aspect_ratio(mode_in); stream->output_color_space = get_output_color_space(timing_out); stream->out_transfer_func->type = TF_TYPE_PREDEFINED; stream->out_transfer_func->tf = TRANSFER_FUNCTION_SRGB; - if (stream->signal == SIGNAL_TYPE_HDMI_TYPE_A) - adjust_colour_depth_from_display_info(timing_out, info); + if (stream->signal == SIGNAL_TYPE_HDMI_TYPE_A) { + if (!adjust_colour_depth_from_display_info(timing_out, info) && + drm_mode_is_420_also(info, mode_in) && + timing_out->pixel_encoding != PIXEL_ENCODING_YCBCR420) { + timing_out->pixel_encoding = PIXEL_ENCODING_YCBCR420; + adjust_colour_depth_from_display_info(timing_out, info); + } + } } static void fill_audio_info(struct audio_info *audio_info, @@ -3427,9 +6042,14 @@ create_fake_sink(struct amdgpu_dm_connector *aconnector) static void set_multisync_trigger_params( struct dc_stream_state *stream) { + struct dc_stream_state *master = NULL; + if (stream->triggered_crtc_reset.enabled) { - stream->triggered_crtc_reset.event = CRTC_EVENT_VSYNC_RISING; - stream->triggered_crtc_reset.delay = TRIGGER_DELAY_NEXT_LINE; + master = stream->triggered_crtc_reset.event_source; + stream->triggered_crtc_reset.event = + master->timing.flags.VSYNC_POSITIVE_POLARITY ? + CRTC_EVENT_VSYNC_RISING : CRTC_EVENT_VSYNC_FALLING; + stream->triggered_crtc_reset.delay = TRIGGER_DELAY_NEXT_PIXEL; } } @@ -3459,6 +6079,7 @@ static void set_master_stream(struct dc_stream_state *stream_set[], static void dm_enable_per_frame_crtc_master_sync(struct dc_state *context) { int i = 0; + struct dc_stream_state *stream; if (context->stream_count < 2) return; @@ -3470,16 +6091,290 @@ static void dm_enable_per_frame_crtc_master_sync(struct dc_state *context) * crtc_sync_master.multi_sync_enabled flag * For now it's set to false */ - set_multisync_trigger_params(context->streams[i]); } + set_master_stream(context->streams, context->stream_count); + + for (i = 0; i < context->stream_count ; i++) { + stream = context->streams[i]; + + if (!stream) + continue; + + set_multisync_trigger_params(stream); + } +} + +#if defined(CONFIG_DRM_AMD_DC_DCN) +static void update_dsc_caps(struct amdgpu_dm_connector *aconnector, + struct dc_sink *sink, struct dc_stream_state *stream, + struct dsc_dec_dpcd_caps *dsc_caps) +{ + stream->timing.flags.DSC = 0; + dsc_caps->is_dsc_supported = false; + + if (aconnector->dc_link && (sink->sink_signal == SIGNAL_TYPE_DISPLAY_PORT || + sink->sink_signal == SIGNAL_TYPE_EDP)) { + if (sink->link->dpcd_caps.dongle_type == DISPLAY_DONGLE_NONE || + sink->link->dpcd_caps.dongle_type == DISPLAY_DONGLE_DP_HDMI_CONVERTER) + dc_dsc_parse_dsc_dpcd(aconnector->dc_link->ctx->dc, + aconnector->dc_link->dpcd_caps.dsc_caps.dsc_basic_caps.raw, + aconnector->dc_link->dpcd_caps.dsc_caps.dsc_branch_decoder_caps.raw, + dsc_caps); + } +} + +static void apply_dsc_policy_for_edp(struct amdgpu_dm_connector *aconnector, + struct dc_sink *sink, struct dc_stream_state *stream, + struct dsc_dec_dpcd_caps *dsc_caps, + uint32_t max_dsc_target_bpp_limit_override) +{ + const struct dc_link_settings *verified_link_cap = NULL; + uint32_t link_bw_in_kbps; + uint32_t edp_min_bpp_x16, edp_max_bpp_x16; + struct dc *dc = sink->ctx->dc; + struct dc_dsc_bw_range bw_range = {0}; + struct dc_dsc_config dsc_cfg = {0}; + + verified_link_cap = dc_link_get_link_cap(stream->link); + link_bw_in_kbps = dc_link_bandwidth_kbps(stream->link, verified_link_cap); + edp_min_bpp_x16 = 8 * 16; + edp_max_bpp_x16 = 8 * 16; + + if (edp_max_bpp_x16 > dsc_caps->edp_max_bits_per_pixel) + edp_max_bpp_x16 = dsc_caps->edp_max_bits_per_pixel; + + if (edp_max_bpp_x16 < edp_min_bpp_x16) + edp_min_bpp_x16 = edp_max_bpp_x16; + + if (dc_dsc_compute_bandwidth_range(dc->res_pool->dscs[0], + dc->debug.dsc_min_slice_height_override, + edp_min_bpp_x16, edp_max_bpp_x16, + dsc_caps, + &stream->timing, + &bw_range)) { + + if (bw_range.max_kbps < link_bw_in_kbps) { + if (dc_dsc_compute_config(dc->res_pool->dscs[0], + dsc_caps, + dc->debug.dsc_min_slice_height_override, + max_dsc_target_bpp_limit_override, + 0, + &stream->timing, + &dsc_cfg)) { + stream->timing.dsc_cfg = dsc_cfg; + stream->timing.flags.DSC = 1; + stream->timing.dsc_cfg.bits_per_pixel = edp_max_bpp_x16; + } + return; + } + } + + if (dc_dsc_compute_config(dc->res_pool->dscs[0], + dsc_caps, + dc->debug.dsc_min_slice_height_override, + max_dsc_target_bpp_limit_override, + link_bw_in_kbps, + &stream->timing, + &dsc_cfg)) { + stream->timing.dsc_cfg = dsc_cfg; + stream->timing.flags.DSC = 1; + } +} + +static void apply_dsc_policy_for_stream(struct amdgpu_dm_connector *aconnector, + struct dc_sink *sink, struct dc_stream_state *stream, + struct dsc_dec_dpcd_caps *dsc_caps) +{ + struct drm_connector *drm_connector = &aconnector->base; + uint32_t link_bandwidth_kbps; + uint32_t max_dsc_target_bpp_limit_override = 0; + struct dc *dc = sink->ctx->dc; + uint32_t max_supported_bw_in_kbps, timing_bw_in_kbps; + uint32_t dsc_max_supported_bw_in_kbps; + + link_bandwidth_kbps = dc_link_bandwidth_kbps(aconnector->dc_link, + dc_link_get_link_cap(aconnector->dc_link)); + + if (stream->link && stream->link->local_sink) + max_dsc_target_bpp_limit_override = + stream->link->local_sink->edid_caps.panel_patch.max_dsc_target_bpp_limit; + + /* Set DSC policy according to dsc_clock_en */ + dc_dsc_policy_set_enable_dsc_when_not_needed( + aconnector->dsc_settings.dsc_force_enable == DSC_CLK_FORCE_ENABLE); + + if (aconnector->dc_link && sink->sink_signal == SIGNAL_TYPE_EDP && !dc->debug.disable_dsc_edp && + dc->caps.edp_dsc_support && aconnector->dsc_settings.dsc_force_enable != DSC_CLK_FORCE_DISABLE) { + + apply_dsc_policy_for_edp(aconnector, sink, stream, dsc_caps, max_dsc_target_bpp_limit_override); + + } else if (aconnector->dc_link && sink->sink_signal == SIGNAL_TYPE_DISPLAY_PORT) { + if (sink->link->dpcd_caps.dongle_type == DISPLAY_DONGLE_NONE) { + if (dc_dsc_compute_config(aconnector->dc_link->ctx->dc->res_pool->dscs[0], + dsc_caps, + aconnector->dc_link->ctx->dc->debug.dsc_min_slice_height_override, + max_dsc_target_bpp_limit_override, + link_bandwidth_kbps, + &stream->timing, + &stream->timing.dsc_cfg)) { + stream->timing.flags.DSC = 1; + DRM_DEBUG_DRIVER("%s: [%s] DSC is selected from SST RX\n", + __func__, drm_connector->name); + } + } else if (sink->link->dpcd_caps.dongle_type == DISPLAY_DONGLE_DP_HDMI_CONVERTER) { + timing_bw_in_kbps = dc_bandwidth_in_kbps_from_timing(&stream->timing); + max_supported_bw_in_kbps = link_bandwidth_kbps; + dsc_max_supported_bw_in_kbps = link_bandwidth_kbps; + + if (timing_bw_in_kbps > max_supported_bw_in_kbps && + max_supported_bw_in_kbps > 0 && + dsc_max_supported_bw_in_kbps > 0) + if (dc_dsc_compute_config(aconnector->dc_link->ctx->dc->res_pool->dscs[0], + dsc_caps, + aconnector->dc_link->ctx->dc->debug.dsc_min_slice_height_override, + max_dsc_target_bpp_limit_override, + dsc_max_supported_bw_in_kbps, + &stream->timing, + &stream->timing.dsc_cfg)) { + stream->timing.flags.DSC = 1; + DRM_DEBUG_DRIVER("%s: [%s] DSC is selected from DP-HDMI PCON\n", + __func__, drm_connector->name); + } + } + } + + /* Overwrite the stream flag if DSC is enabled through debugfs */ + if (aconnector->dsc_settings.dsc_force_enable == DSC_CLK_FORCE_ENABLE) + stream->timing.flags.DSC = 1; + + if (stream->timing.flags.DSC && aconnector->dsc_settings.dsc_num_slices_h) + stream->timing.dsc_cfg.num_slices_h = aconnector->dsc_settings.dsc_num_slices_h; + + if (stream->timing.flags.DSC && aconnector->dsc_settings.dsc_num_slices_v) + stream->timing.dsc_cfg.num_slices_v = aconnector->dsc_settings.dsc_num_slices_v; + + if (stream->timing.flags.DSC && aconnector->dsc_settings.dsc_bits_per_pixel) + stream->timing.dsc_cfg.bits_per_pixel = aconnector->dsc_settings.dsc_bits_per_pixel; +} +#endif /* CONFIG_DRM_AMD_DC_DCN */ + +/** + * DOC: FreeSync Video + * + * When a userspace application wants to play a video, the content follows a + * standard format definition that usually specifies the FPS for that format. + * The below list illustrates some video format and the expected FPS, + * respectively: + * + * - TV/NTSC (23.976 FPS) + * - Cinema (24 FPS) + * - TV/PAL (25 FPS) + * - TV/NTSC (29.97 FPS) + * - TV/NTSC (30 FPS) + * - Cinema HFR (48 FPS) + * - TV/PAL (50 FPS) + * - Commonly used (60 FPS) + * - Multiples of 24 (48,72,96,120 FPS) + * + * The list of standards video format is not huge and can be added to the + * connector modeset list beforehand. With that, userspace can leverage + * FreeSync to extends the front porch in order to attain the target refresh + * rate. Such a switch will happen seamlessly, without screen blanking or + * reprogramming of the output in any other way. If the userspace requests a + * modesetting change compatible with FreeSync modes that only differ in the + * refresh rate, DC will skip the full update and avoid blink during the + * transition. For example, the video player can change the modesetting from + * 60Hz to 30Hz for playing TV/NTSC content when it goes full screen without + * causing any display blink. This same concept can be applied to a mode + * setting change. + */ +static struct drm_display_mode * +get_highest_refresh_rate_mode(struct amdgpu_dm_connector *aconnector, + bool use_probed_modes) +{ + struct drm_display_mode *m, *m_pref = NULL; + u16 current_refresh, highest_refresh; + struct list_head *list_head = use_probed_modes ? + &aconnector->base.probed_modes : + &aconnector->base.modes; + + if (aconnector->freesync_vid_base.clock != 0) + return &aconnector->freesync_vid_base; + + /* Find the preferred mode */ + list_for_each_entry (m, list_head, head) { + if (m->type & DRM_MODE_TYPE_PREFERRED) { + m_pref = m; + break; + } + } + + if (!m_pref) { + /* Probably an EDID with no preferred mode. Fallback to first entry */ + m_pref = list_first_entry_or_null( + &aconnector->base.modes, struct drm_display_mode, head); + if (!m_pref) { + DRM_DEBUG_DRIVER("No preferred mode found in EDID\n"); + return NULL; + } + } + + highest_refresh = drm_mode_vrefresh(m_pref); + + /* + * Find the mode with highest refresh rate with same resolution. + * For some monitors, preferred mode is not the mode with highest + * supported refresh rate. + */ + list_for_each_entry (m, list_head, head) { + current_refresh = drm_mode_vrefresh(m); + + if (m->hdisplay == m_pref->hdisplay && + m->vdisplay == m_pref->vdisplay && + highest_refresh < current_refresh) { + highest_refresh = current_refresh; + m_pref = m; + } + } + + drm_mode_copy(&aconnector->freesync_vid_base, m_pref); + return m_pref; +} + +static bool is_freesync_video_mode(const struct drm_display_mode *mode, + struct amdgpu_dm_connector *aconnector) +{ + struct drm_display_mode *high_mode; + int timing_diff; + + high_mode = get_highest_refresh_rate_mode(aconnector, false); + if (!high_mode || !mode) + return false; + + timing_diff = high_mode->vtotal - mode->vtotal; + + if (high_mode->clock == 0 || high_mode->clock != mode->clock || + high_mode->hdisplay != mode->hdisplay || + high_mode->vdisplay != mode->vdisplay || + high_mode->hsync_start != mode->hsync_start || + high_mode->hsync_end != mode->hsync_end || + high_mode->htotal != mode->htotal || + high_mode->hskew != mode->hskew || + high_mode->vscan != mode->vscan || + high_mode->vsync_start - mode->vsync_start != timing_diff || + high_mode->vsync_end - mode->vsync_end != timing_diff) + return false; + else + return true; } static struct dc_stream_state * create_stream_for_sink(struct amdgpu_dm_connector *aconnector, const struct drm_display_mode *drm_mode, const struct dm_connector_state *dm_state, - const struct dc_stream_state *old_stream) + const struct dc_stream_state *old_stream, + int requested_bpc) { struct drm_display_mode *preferred_mode = NULL; struct drm_connector *drm_connector; @@ -3487,12 +6382,20 @@ create_stream_for_sink(struct amdgpu_dm_connector *aconnector, dm_state ? &dm_state->base : NULL; struct dc_stream_state *stream = NULL; struct drm_display_mode mode = *drm_mode; + struct drm_display_mode saved_mode; + struct drm_display_mode *freesync_mode = NULL; bool native_mode_found = false; + bool recalculate_timing = false; bool scale = dm_state ? (dm_state->scaling != RMX_OFF) : false; int mode_refresh; int preferred_refresh = 0; - +#if defined(CONFIG_DRM_AMD_DC_DCN) + struct dsc_dec_dpcd_caps dsc_caps; +#endif struct dc_sink *sink = NULL; + + memset(&saved_mode, 0, sizeof(saved_mode)); + if (aconnector == NULL) { DRM_ERROR("aconnector is NULL!\n"); return stream; @@ -3518,6 +6421,9 @@ create_stream_for_sink(struct amdgpu_dm_connector *aconnector, stream->dm_stream_context = aconnector; + stream->timing.flags.LTE_340MCSC_SCRAMBLE = + drm_connector->display_info.hdmi.scdc.scrambling.low_rates; + list_for_each_entry(preferred_mode, &aconnector->base.modes, head) { /* Search for preferred mode */ if (preferred_mode->type & DRM_MODE_TYPE_PREFERRED) { @@ -3542,38 +6448,42 @@ create_stream_for_sink(struct amdgpu_dm_connector *aconnector, */ DRM_DEBUG_DRIVER("No preferred mode found\n"); } else { - decide_crtc_timing_for_drm_display_mode( - &mode, preferred_mode, - dm_state ? (dm_state->scaling != RMX_OFF) : false); - preferred_refresh = drm_mode_vrefresh(preferred_mode); + recalculate_timing = is_freesync_video_mode(&mode, aconnector); + if (recalculate_timing) { + freesync_mode = get_highest_refresh_rate_mode(aconnector, false); + drm_mode_copy(&saved_mode, &mode); + drm_mode_copy(&mode, freesync_mode); + } else { + decide_crtc_timing_for_drm_display_mode( + &mode, preferred_mode, scale); + + preferred_refresh = drm_mode_vrefresh(preferred_mode); + } } - if (!dm_state) + if (recalculate_timing) + drm_mode_set_crtcinfo(&saved_mode, 0); + else if (!dm_state) drm_mode_set_crtcinfo(&mode, 0); - /* + /* * If scaling is enabled and refresh rate didn't change * we copy the vic and polarities of the old timings */ if (!scale || mode_refresh != preferred_refresh) - fill_stream_properties_from_drm_display_mode(stream, - &mode, &aconnector->base, con_state, NULL); + fill_stream_properties_from_drm_display_mode( + stream, &mode, &aconnector->base, con_state, NULL, + requested_bpc); else - fill_stream_properties_from_drm_display_mode(stream, - &mode, &aconnector->base, con_state, old_stream); - -#ifdef CONFIG_DRM_AMD_DC_DSC_SUPPORT - /* stream->timing.flags.DSC = 0; */ - /* */ - /* if (aconnector->dc_link && */ - /* aconnector->dc_link->connector_signal == SIGNAL_TYPE_DISPLAY_PORT #<{(|&& */ - /* aconnector->dc_link->dpcd_caps.dsc_caps.dsc_basic_caps.is_dsc_supported|)}>#) */ - /* if (dc_dsc_compute_config(aconnector->dc_link->ctx->dc, */ - /* &aconnector->dc_link->dpcd_caps.dsc_caps, */ - /* dc_link_bandwidth_kbps(aconnector->dc_link, dc_link_get_link_cap(aconnector->dc_link)), */ - /* &stream->timing, */ - /* &stream->timing.dsc_cfg)) */ - /* stream->timing.flags.DSC = 1; */ + fill_stream_properties_from_drm_display_mode( + stream, &mode, &aconnector->base, con_state, old_stream, + requested_bpc); + +#if defined(CONFIG_DRM_AMD_DC_DCN) + /* SST DSC determination policy */ + update_dsc_caps(aconnector, sink, stream, &dsc_caps); + if (aconnector->dsc_settings.dsc_force_enable != DSC_CLK_FORCE_DISABLE && dsc_caps.is_dsc_supported) + apply_dsc_policy_for_stream(aconnector, sink, stream, &dsc_caps); #endif update_stream_scaling_settings(&mode, dm_state, stream); @@ -3585,6 +6495,26 @@ create_stream_for_sink(struct amdgpu_dm_connector *aconnector, update_stream_signal(stream, sink); + if (stream->signal == SIGNAL_TYPE_HDMI_TYPE_A) + mod_build_hf_vsif_infopacket(stream, &stream->vsp_infopacket); + + if (stream->link->psr_settings.psr_feature_enabled) { + // + // should decide stream support vsc sdp colorimetry capability + // before building vsc info packet + // + stream->use_vsc_sdp_for_colorimetry = false; + if (aconnector->dc_sink->sink_signal == SIGNAL_TYPE_DISPLAY_PORT_MST) { + stream->use_vsc_sdp_for_colorimetry = + aconnector->dc_sink->is_vsc_sdp_colorimetry_supported; + } else { + if (stream->link->dpcd_caps.dprx_feature.bits.VSC_SDP_COLORIMETRY_SUPPORTED) + stream->use_vsc_sdp_for_colorimetry = true; + } + mod_build_vsc_infopacket(stream, &stream->vsc_infopacket, stream->output_color_space); + aconnector->psr_skip_count = AMDGPU_DM_PSR_ENTRY_DELAY; + + } finish: dc_sink_release(sink); @@ -3624,9 +6554,7 @@ static void dm_crtc_reset_state(struct drm_crtc *crtc) if (WARN_ON(!state)) return; - crtc->state = &state->base; - crtc->state->crtc = crtc; - + __drm_atomic_helper_crtc_reset(crtc, &state->base); } static struct drm_crtc_state * @@ -3651,34 +6579,40 @@ dm_crtc_duplicate_state(struct drm_crtc *crtc) } state->active_planes = cur->active_planes; - state->interrupts_enabled = cur->interrupts_enabled; - state->vrr_params = cur->vrr_params; state->vrr_infopacket = cur->vrr_infopacket; state->abm_level = cur->abm_level; state->vrr_supported = cur->vrr_supported; state->freesync_config = cur->freesync_config; - state->crc_enabled = cur->crc_enabled; state->cm_has_degamma = cur->cm_has_degamma; state->cm_is_degamma_srgb = cur->cm_is_degamma_srgb; - + state->force_dpms_off = cur->force_dpms_off; /* TODO Duplicate dc_stream after objects are stream object is flattened */ return &state->base; } +#ifdef CONFIG_DRM_AMD_SECURE_DISPLAY +static int amdgpu_dm_crtc_late_register(struct drm_crtc *crtc) +{ + crtc_debugfs_init(crtc); + + return 0; +} +#endif + static inline int dm_set_vupdate_irq(struct drm_crtc *crtc, bool enable) { enum dc_irq_source irq_source; struct amdgpu_crtc *acrtc = to_amdgpu_crtc(crtc); - struct amdgpu_device *adev = crtc->dev->dev_private; + struct amdgpu_device *adev = drm_to_adev(crtc->dev); int rc; irq_source = IRQ_TYPE_VUPDATE + acrtc->otg_inst; rc = dc_interrupt_set(adev->dm.dc, irq_source, enable) ? 0 : -EBUSY; - DRM_DEBUG_DRIVER("crtc %d - vupdate irq %sabling: r=%d\n", - acrtc->crtc_id, enable ? "en" : "dis", rc); + DRM_DEBUG_VBL("crtc %d - vupdate irq %sabling: r=%d\n", + acrtc->crtc_id, enable ? "en" : "dis", rc); return rc; } @@ -3686,8 +6620,10 @@ static inline int dm_set_vblank(struct drm_crtc *crtc, bool enable) { enum dc_irq_source irq_source; struct amdgpu_crtc *acrtc = to_amdgpu_crtc(crtc); - struct amdgpu_device *adev = crtc->dev->dev_private; + struct amdgpu_device *adev = drm_to_adev(crtc->dev); struct dm_crtc_state *acrtc_state = to_dm_crtc_state(crtc->state); + struct amdgpu_display_manager *dm = &adev->dm; + struct vblank_control_work *work; int rc = 0; if (enable) { @@ -3703,7 +6639,32 @@ static inline int dm_set_vblank(struct drm_crtc *crtc, bool enable) return rc; irq_source = IRQ_TYPE_VBLANK + acrtc->otg_inst; - return dc_interrupt_set(adev->dm.dc, irq_source, enable) ? 0 : -EBUSY; + + if (!dc_interrupt_set(adev->dm.dc, irq_source, enable)) + return -EBUSY; + + if (amdgpu_in_reset(adev)) + return 0; + + if (dm->vblank_control_workqueue) { + work = kzalloc(sizeof(*work), GFP_ATOMIC); + if (!work) + return -ENOMEM; + + INIT_WORK(&work->work, vblank_control_worker); + work->dm = dm; + work->acrtc = acrtc; + work->enable = enable; + + if (acrtc_state->stream) { + dc_stream_retain(acrtc_state->stream); + work->stream = acrtc_state->stream; + } + + queue_work(dm->vblank_control_workqueue, &work->work); + } + + return 0; } static int dm_enable_vblank(struct drm_crtc *crtc) @@ -3720,15 +6681,20 @@ static void dm_disable_vblank(struct drm_crtc *crtc) static const struct drm_crtc_funcs amdgpu_dm_crtc_funcs = { .reset = dm_crtc_reset_state, .destroy = amdgpu_dm_crtc_destroy, - .gamma_set = drm_atomic_helper_legacy_gamma_set, .set_config = drm_atomic_helper_set_config, .page_flip = drm_atomic_helper_page_flip, .atomic_duplicate_state = dm_crtc_duplicate_state, .atomic_destroy_state = dm_crtc_destroy_state, .set_crc_source = amdgpu_dm_crtc_set_crc_source, .verify_crc_source = amdgpu_dm_crtc_verify_crc_source, + .get_crc_sources = amdgpu_dm_crtc_get_crc_sources, + .get_vblank_counter = amdgpu_get_vblank_counter_kms, .enable_vblank = dm_enable_vblank, .disable_vblank = dm_disable_vblank, + .get_vblank_timestamp = drm_crtc_vblank_helper_get_vblank_timestamp, +#if defined(CONFIG_DRM_AMD_SECURE_DISPLAY) + .late_register = amdgpu_dm_crtc_late_register, +#endif }; static enum drm_connector_status @@ -3750,6 +6716,8 @@ amdgpu_dm_connector_detect(struct drm_connector *connector, bool force) else connected = (aconnector->base.force == DRM_FORCE_ON); + update_subconnector_property(aconnector); + return (connected ? connector_status_connected : connector_status_disconnected); } @@ -3760,7 +6728,7 @@ int amdgpu_dm_connector_atomic_set_property(struct drm_connector *connector, uint64_t val) { struct drm_device *dev = connector->dev; - struct amdgpu_device *adev = dev->dev_private; + struct amdgpu_device *adev = drm_to_adev(dev); struct dm_connector_state *dm_old_state = to_dm_connector_state(connector->state); struct dm_connector_state *dm_new_state = @@ -3815,7 +6783,7 @@ int amdgpu_dm_connector_atomic_get_property(struct drm_connector *connector, uint64_t *val) { struct drm_device *dev = connector->dev; - struct amdgpu_device *adev = dev->dev_private; + struct amdgpu_device *adev = drm_to_adev(dev); struct dm_connector_state *dm_state = to_dm_connector_state(state); int ret = -EINVAL; @@ -3865,17 +6833,24 @@ static void amdgpu_dm_connector_destroy(struct drm_connector *connector) { struct amdgpu_dm_connector *aconnector = to_amdgpu_dm_connector(connector); const struct dc_link *link = aconnector->dc_link; - struct amdgpu_device *adev = connector->dev->dev_private; + struct amdgpu_device *adev = drm_to_adev(connector->dev); struct amdgpu_display_manager *dm = &adev->dm; + int i; + + /* + * Call only if mst_mgr was iniitalized before since it's not done + * for all connector types. + */ + if (aconnector->mst_mgr.dev) + drm_dp_mst_topology_mgr_destroy(&aconnector->mst_mgr); #if defined(CONFIG_BACKLIGHT_CLASS_DEVICE) ||\ defined(CONFIG_BACKLIGHT_CLASS_DEVICE_MODULE) - - if ((link->connector_signal & (SIGNAL_TYPE_EDP | SIGNAL_TYPE_LVDS)) && - link->type != dc_connection_none && - dm->backlight_dev) { - backlight_device_unregister(dm->backlight_dev); - dm->backlight_dev = NULL; + for (i = 0; i < dm->num_of_edps; i++) { + if ((link == dm->backlight_link[i]) && dm->backlight_dev[i]) { + backlight_device_unregister(dm->backlight_dev[i]); + dm->backlight_dev[i] = NULL; + } } #endif @@ -3893,6 +6868,7 @@ static void amdgpu_dm_connector_destroy(struct drm_connector *connector) i2c_del_adapter(&aconnector->i2c->base); kfree(aconnector->i2c); } + kfree(aconnector->dm_dp_aux.aux.name); kfree(connector); } @@ -3915,7 +6891,8 @@ void amdgpu_dm_connector_funcs_reset(struct drm_connector *connector) state->underscan_hborder = 0; state->underscan_vborder = 0; state->base.max_requested_bpc = 8; - + state->vcpi_slots = 0; + state->pbn = 0; if (connector->connector_type == DRM_MODE_CONNECTOR_eDP) state->abm_level = amdgpu_dm_abm_level; @@ -3943,10 +6920,33 @@ amdgpu_dm_connector_atomic_duplicate_state(struct drm_connector *connector) new_state->underscan_enable = state->underscan_enable; new_state->underscan_hborder = state->underscan_hborder; new_state->underscan_vborder = state->underscan_vborder; - + new_state->vcpi_slots = state->vcpi_slots; + new_state->pbn = state->pbn; return &new_state->base; } +static int +amdgpu_dm_connector_late_register(struct drm_connector *connector) +{ + struct amdgpu_dm_connector *amdgpu_dm_connector = + to_amdgpu_dm_connector(connector); + int r; + + if ((connector->connector_type == DRM_MODE_CONNECTOR_DisplayPort) || + (connector->connector_type == DRM_MODE_CONNECTOR_eDP)) { + amdgpu_dm_connector->dm_dp_aux.aux.dev = connector->kdev; + r = drm_dp_aux_register(&amdgpu_dm_connector->dm_dp_aux.aux); + if (r) + return r; + } + +#if defined(CONFIG_DEBUG_FS) + connector_debugfs_init(amdgpu_dm_connector); +#endif + + return 0; +} + static const struct drm_connector_funcs amdgpu_dm_connector_funcs = { .reset = amdgpu_dm_connector_funcs_reset, .detect = amdgpu_dm_connector_detect, @@ -3956,6 +6956,7 @@ static const struct drm_connector_funcs amdgpu_dm_connector_funcs = { .atomic_destroy_state = drm_atomic_helper_connector_destroy_state, .atomic_set_property = amdgpu_dm_connector_atomic_set_property, .atomic_get_property = amdgpu_dm_connector_atomic_get_property, + .late_register = amdgpu_dm_connector_late_register, .early_unregister = amdgpu_dm_connector_unregister }; @@ -4017,16 +7018,65 @@ static void handle_edid_mgmt(struct amdgpu_dm_connector *aconnector) create_eml_sink(aconnector); } +struct dc_stream_state * +create_validate_stream_for_sink(struct amdgpu_dm_connector *aconnector, + const struct drm_display_mode *drm_mode, + const struct dm_connector_state *dm_state, + const struct dc_stream_state *old_stream) +{ + struct drm_connector *connector = &aconnector->base; + struct amdgpu_device *adev = drm_to_adev(connector->dev); + struct dc_stream_state *stream; + const struct drm_connector_state *drm_state = dm_state ? &dm_state->base : NULL; + int requested_bpc = drm_state ? drm_state->max_requested_bpc : 8; + enum dc_status dc_result = DC_OK; + + do { + stream = create_stream_for_sink(aconnector, drm_mode, + dm_state, old_stream, + requested_bpc); + if (stream == NULL) { + DRM_ERROR("Failed to create stream for sink!\n"); + break; + } + + dc_result = dc_validate_stream(adev->dm.dc, stream); + + if (dc_result != DC_OK) { + DRM_DEBUG_KMS("Mode %dx%d (clk %d) failed DC validation with error %d (%s)\n", + drm_mode->hdisplay, + drm_mode->vdisplay, + drm_mode->clock, + dc_result, + dc_status_to_str(dc_result)); + + dc_stream_release(stream); + stream = NULL; + requested_bpc -= 2; /* lower bpc to retry validation */ + } + + } while (stream == NULL && requested_bpc >= 6); + + if (dc_result == DC_FAIL_ENC_VALIDATE && !aconnector->force_yuv420_output) { + DRM_DEBUG_KMS("Retry forcing YCbCr420 encoding\n"); + + aconnector->force_yuv420_output = true; + stream = create_validate_stream_for_sink(aconnector, drm_mode, + dm_state, old_stream); + aconnector->force_yuv420_output = false; + } + + return stream; +} + enum drm_mode_status amdgpu_dm_connector_mode_valid(struct drm_connector *connector, struct drm_display_mode *mode) { int result = MODE_ERROR; struct dc_sink *dc_sink; - struct amdgpu_device *adev = connector->dev->dev_private; /* TODO: Unhardcode stream count */ struct dc_stream_state *stream; struct amdgpu_dm_connector *aconnector = to_amdgpu_dm_connector(connector); - enum dc_status dc_result = DC_OK; if ((mode->flags & DRM_MODE_FLAG_INTERLACE) || (mode->flags & DRM_MODE_FLAG_DBLSCAN)) @@ -4042,29 +7092,17 @@ enum drm_mode_status amdgpu_dm_connector_mode_valid(struct drm_connector *connec dc_sink = to_amdgpu_dm_connector(connector)->dc_sink; - if (dc_sink == NULL) { + if (dc_sink == NULL && aconnector->base.force != DRM_FORCE_ON_DIGITAL && + aconnector->base.force != DRM_FORCE_ON) { DRM_ERROR("dc_sink is NULL!\n"); goto fail; } - stream = create_stream_for_sink(aconnector, mode, NULL, NULL); - if (stream == NULL) { - DRM_ERROR("Failed to create stream for sink!\n"); - goto fail; - } - - dc_result = dc_validate_stream(adev->dm.dc, stream); - - if (dc_result == DC_OK) + stream = create_validate_stream_for_sink(aconnector, mode, NULL, NULL); + if (stream) { + dc_stream_release(stream); result = MODE_OK; - else - DRM_DEBUG_KMS("Mode %dx%d (clk %d) failed DC validation with error %d\n", - mode->vdisplay, - mode->hdisplay, - mode->clock, - dc_result); - - dc_stream_release(stream); + } fail: /* TODO: error handling*/ @@ -4130,25 +7168,6 @@ static int fill_hdr_info_packet(const struct drm_connector_state *state, return 0; } -static bool -is_hdr_metadata_different(const struct drm_connector_state *old_state, - const struct drm_connector_state *new_state) -{ - struct drm_property_blob *old_blob = old_state->hdr_output_metadata; - struct drm_property_blob *new_blob = new_state->hdr_output_metadata; - - if (old_blob != new_blob) { - if (old_blob && new_blob && - old_blob->length == new_blob->length) - return memcmp(old_blob->data, new_blob->data, - old_blob->length); - - return true; - } - - return false; -} - static int amdgpu_dm_connector_atomic_check(struct drm_connector *conn, struct drm_atomic_state *state) @@ -4161,10 +7180,12 @@ amdgpu_dm_connector_atomic_check(struct drm_connector *conn, struct drm_crtc_state *new_crtc_state; int ret; + trace_amdgpu_dm_connector_atomic_check(new_con_state); + if (!crtc) return 0; - if (is_hdr_metadata_different(old_con_state, new_con_state)) { + if (!drm_connector_atomic_hdr_metadata_equal(old_con_state, new_con_state)) { struct dc_info_packet hdr_infopacket; ret = fill_hdr_info_packet(new_con_state, &hdr_infopacket); @@ -4211,19 +7232,6 @@ static void dm_crtc_helper_disable(struct drm_crtc *crtc) { } -static bool does_crtc_have_active_cursor(struct drm_crtc_state *new_crtc_state) -{ - struct drm_device *dev = new_crtc_state->crtc->dev; - struct drm_plane *plane; - - drm_for_each_plane_mask(plane, dev, new_crtc_state->plane_mask) { - if (plane->type == DRM_PLANE_TYPE_CURSOR) - return true; - } - - return false; -} - static int count_crtc_active_planes(struct drm_crtc_state *new_crtc_state) { struct drm_atomic_state *state = new_crtc_state->state; @@ -4256,69 +7264,60 @@ static int count_crtc_active_planes(struct drm_crtc_state *new_crtc_state) return num_active; } -/* - * Sets whether interrupts should be enabled on a specific CRTC. - * We require that the stream be enabled and that there exist active - * DC planes on the stream. - */ -static void -dm_update_crtc_interrupt_state(struct drm_crtc *crtc, - struct drm_crtc_state *new_crtc_state) +static void dm_update_crtc_active_planes(struct drm_crtc *crtc, + struct drm_crtc_state *new_crtc_state) { struct dm_crtc_state *dm_new_crtc_state = to_dm_crtc_state(new_crtc_state); dm_new_crtc_state->active_planes = 0; - dm_new_crtc_state->interrupts_enabled = false; if (!dm_new_crtc_state->stream) return; dm_new_crtc_state->active_planes = count_crtc_active_planes(new_crtc_state); - - dm_new_crtc_state->interrupts_enabled = - dm_new_crtc_state->active_planes > 0; } static int dm_crtc_helper_atomic_check(struct drm_crtc *crtc, - struct drm_crtc_state *state) + struct drm_atomic_state *state) { - struct amdgpu_device *adev = crtc->dev->dev_private; + struct drm_crtc_state *crtc_state = drm_atomic_get_new_crtc_state(state, + crtc); + struct amdgpu_device *adev = drm_to_adev(crtc->dev); struct dc *dc = adev->dm.dc; - struct dm_crtc_state *dm_crtc_state = to_dm_crtc_state(state); + struct dm_crtc_state *dm_crtc_state = to_dm_crtc_state(crtc_state); int ret = -EINVAL; - /* - * Update interrupt state for the CRTC. This needs to happen whenever - * the CRTC has changed or whenever any of its planes have changed. - * Atomic check satisfies both of these requirements since the CRTC - * is added to the state by DRM during drm_atomic_helper_check_planes. - */ - dm_update_crtc_interrupt_state(crtc, state); + trace_amdgpu_dm_crtc_atomic_check(crtc_state); - if (unlikely(!dm_crtc_state->stream && - modeset_required(state, NULL, dm_crtc_state->stream))) { - WARN_ON(1); + dm_update_crtc_active_planes(crtc, crtc_state); + + if (WARN_ON(unlikely(!dm_crtc_state->stream && + modeset_required(crtc_state, NULL, dm_crtc_state->stream)))) { return ret; } - /* In some use cases, like reset, no stream is attached */ - if (!dm_crtc_state->stream) - return 0; - /* - * We want at least one hardware plane enabled to use - * the stream with a cursor enabled. + * We require the primary plane to be enabled whenever the CRTC is, otherwise + * drm_mode_cursor_universal may end up trying to enable the cursor plane while all other + * planes are disabled, which is not supported by the hardware. And there is legacy + * userspace which stops using the HW cursor altogether in response to the resulting EINVAL. */ - if (state->enable && state->active && - does_crtc_have_active_cursor(state) && - dm_crtc_state->active_planes == 0) + if (crtc_state->enable && + !(crtc_state->plane_mask & drm_plane_mask(crtc->primary))) { + DRM_DEBUG_ATOMIC("Can't enable a CRTC without enabling the primary plane\n"); return -EINVAL; + } + + /* In some use cases, like reset, no stream is attached */ + if (!dm_crtc_state->stream) + return 0; if (dc_validate_stream(dc, dm_crtc_state->stream) == DC_OK) return 0; + DRM_DEBUG_ATOMIC("Failed DC stream validation\n"); return ret; } @@ -4332,7 +7331,8 @@ static bool dm_crtc_helper_mode_fixup(struct drm_crtc *crtc, static const struct drm_crtc_helper_funcs amdgpu_dm_crtc_helper_funcs = { .disable = dm_crtc_helper_disable, .atomic_check = dm_crtc_helper_atomic_check, - .mode_fixup = dm_crtc_helper_mode_fixup + .mode_fixup = dm_crtc_helper_mode_fixup, + .get_scanout_position = amdgpu_crtc_get_scanout_position, }; static void dm_encoder_helper_disable(struct drm_encoder *encoder) @@ -4340,10 +7340,71 @@ static void dm_encoder_helper_disable(struct drm_encoder *encoder) } +static int convert_dc_color_depth_into_bpc (enum dc_color_depth display_color_depth) +{ + switch (display_color_depth) { + case COLOR_DEPTH_666: + return 6; + case COLOR_DEPTH_888: + return 8; + case COLOR_DEPTH_101010: + return 10; + case COLOR_DEPTH_121212: + return 12; + case COLOR_DEPTH_141414: + return 14; + case COLOR_DEPTH_161616: + return 16; + default: + break; + } + return 0; +} + static int dm_encoder_helper_atomic_check(struct drm_encoder *encoder, struct drm_crtc_state *crtc_state, struct drm_connector_state *conn_state) { + struct drm_atomic_state *state = crtc_state->state; + struct drm_connector *connector = conn_state->connector; + struct amdgpu_dm_connector *aconnector = to_amdgpu_dm_connector(connector); + struct dm_connector_state *dm_new_connector_state = to_dm_connector_state(conn_state); + const struct drm_display_mode *adjusted_mode = &crtc_state->adjusted_mode; + struct drm_dp_mst_topology_mgr *mst_mgr; + struct drm_dp_mst_port *mst_port; + enum dc_color_depth color_depth; + int clock, bpp = 0; + bool is_y420 = false; + + if (!aconnector->port || !aconnector->dc_sink) + return 0; + + mst_port = aconnector->port; + mst_mgr = &aconnector->mst_port->mst_mgr; + + if (!crtc_state->connectors_changed && !crtc_state->mode_changed) + return 0; + + if (!state->duplicated) { + int max_bpc = conn_state->max_requested_bpc; + is_y420 = drm_mode_is_420_also(&connector->display_info, adjusted_mode) && + aconnector->force_yuv420_output; + color_depth = convert_color_depth_from_display_info(connector, + is_y420, + max_bpc); + bpp = convert_dc_color_depth_into_bpc(color_depth) * 3; + clock = adjusted_mode->clock; + dm_new_connector_state->pbn = drm_dp_calc_pbn_mode(clock, bpp, false); + } + dm_new_connector_state->vcpi_slots = drm_dp_atomic_find_vcpi_slots(state, + mst_mgr, + mst_port, + dm_new_connector_state->pbn, + dm_mst_get_pbn_divider(aconnector->dc_link)); + if (dm_new_connector_state->vcpi_slots < 0) { + DRM_DEBUG_ATOMIC("failed finding vcpi slots: %d\n", (int)dm_new_connector_state->vcpi_slots); + return dm_new_connector_state->vcpi_slots; + } return 0; } @@ -4352,6 +7413,85 @@ const struct drm_encoder_helper_funcs amdgpu_dm_encoder_helper_funcs = { .atomic_check = dm_encoder_helper_atomic_check }; +#if defined(CONFIG_DRM_AMD_DC_DCN) +static int dm_update_mst_vcpi_slots_for_dsc(struct drm_atomic_state *state, + struct dc_state *dc_state, + struct dsc_mst_fairness_vars *vars) +{ + struct dc_stream_state *stream = NULL; + struct drm_connector *connector; + struct drm_connector_state *new_con_state; + struct amdgpu_dm_connector *aconnector; + struct dm_connector_state *dm_conn_state; + int i, j; + int vcpi, pbn_div, pbn, slot_num = 0; + + for_each_new_connector_in_state(state, connector, new_con_state, i) { + + aconnector = to_amdgpu_dm_connector(connector); + + if (!aconnector->port) + continue; + + if (!new_con_state || !new_con_state->crtc) + continue; + + dm_conn_state = to_dm_connector_state(new_con_state); + + for (j = 0; j < dc_state->stream_count; j++) { + stream = dc_state->streams[j]; + if (!stream) + continue; + + if ((struct amdgpu_dm_connector*)stream->dm_stream_context == aconnector) + break; + + stream = NULL; + } + + if (!stream) + continue; + + pbn_div = dm_mst_get_pbn_divider(stream->link); + /* pbn is calculated by compute_mst_dsc_configs_for_state*/ + for (j = 0; j < dc_state->stream_count; j++) { + if (vars[j].aconnector == aconnector) { + pbn = vars[j].pbn; + break; + } + } + + if (j == dc_state->stream_count) + continue; + + slot_num = DIV_ROUND_UP(pbn, pbn_div); + + if (stream->timing.flags.DSC != 1) { + dm_conn_state->pbn = pbn; + dm_conn_state->vcpi_slots = slot_num; + + drm_dp_mst_atomic_enable_dsc(state, + aconnector->port, + dm_conn_state->pbn, + 0, + false); + continue; + } + + vcpi = drm_dp_mst_atomic_enable_dsc(state, + aconnector->port, + pbn, pbn_div, + true); + if (vcpi < 0) + return vcpi; + + dm_conn_state->pbn = pbn; + dm_conn_state->vcpi_slots = vcpi; + } + return 0; +} +#endif + static void dm_drm_plane_reset(struct drm_plane *plane) { struct dm_plane_state *amdgpu_state = NULL; @@ -4386,7 +7526,7 @@ dm_drm_plane_duplicate_state(struct drm_plane *plane) return &dm_plane_state->base; } -void dm_drm_plane_destroy_state(struct drm_plane *plane, +static void dm_drm_plane_destroy_state(struct drm_plane *plane, struct drm_plane_state *state) { struct dm_plane_state *dm_plane_state = to_dm_plane_state(state); @@ -4404,6 +7544,7 @@ static const struct drm_plane_funcs dm_plane_funcs = { .reset = dm_drm_plane_reset, .atomic_duplicate_state = dm_drm_plane_duplicate_state, .atomic_destroy_state = dm_drm_plane_destroy_state, + .format_mod_supported = dm_plane_format_mod_supported, }; static int dm_plane_helper_prepare_fb(struct drm_plane *plane, @@ -4414,18 +7555,11 @@ static int dm_plane_helper_prepare_fb(struct drm_plane *plane, struct amdgpu_device *adev; struct amdgpu_bo *rbo; struct dm_plane_state *dm_plane_state_new, *dm_plane_state_old; - struct list_head list; - struct ttm_validate_buffer tv; - struct ww_acquire_ctx ticket; - uint64_t tiling_flags; uint32_t domain; int r; - dm_plane_state_old = to_dm_plane_state(plane->state); - dm_plane_state_new = to_dm_plane_state(new_state); - if (!new_state->fb) { - DRM_DEBUG_DRIVER("No FB bound\n"); + DRM_DEBUG_KMS("No FB bound\n"); return 0; } @@ -4433,20 +7567,21 @@ static int dm_plane_helper_prepare_fb(struct drm_plane *plane, obj = new_state->fb->obj[0]; rbo = gem_to_amdgpu_bo(obj); adev = amdgpu_ttm_adev(rbo->tbo.bdev); - INIT_LIST_HEAD(&list); - tv.bo = &rbo->tbo; - tv.num_shared = 1; - list_add(&tv.head, &list); - - r = ttm_eu_reserve_buffers(&ticket, &list, false, NULL, true); + r = amdgpu_bo_reserve(rbo, true); if (r) { dev_err(adev->dev, "fail to reserve bo (%d)\n", r); return r; } + r = dma_resv_reserve_fences(rbo->tbo.base.resv, 1); + if (r) { + dev_err(adev->dev, "reserving fence slot failed (%d)\n", r); + goto error_unlock; + } + if (plane->type != DRM_PLANE_TYPE_CURSOR) - domain = amdgpu_display_supported_domains(adev); + domain = amdgpu_display_supported_domains(adev, rbo->flags); else domain = AMDGPU_GEM_DOMAIN_VRAM; @@ -4454,38 +7589,54 @@ static int dm_plane_helper_prepare_fb(struct drm_plane *plane, if (unlikely(r != 0)) { if (r != -ERESTARTSYS) DRM_ERROR("Failed to pin framebuffer with error %d\n", r); - ttm_eu_backoff_reservation(&ticket, &list); - return r; + goto error_unlock; } r = amdgpu_ttm_alloc_gart(&rbo->tbo); if (unlikely(r != 0)) { - amdgpu_bo_unpin(rbo); - ttm_eu_backoff_reservation(&ticket, &list); DRM_ERROR("%p bind failed\n", rbo); - return r; + goto error_unpin; } - amdgpu_bo_get_tiling_flags(rbo, &tiling_flags); - - ttm_eu_backoff_reservation(&ticket, &list); + amdgpu_bo_unreserve(rbo); afb->address = amdgpu_bo_gpu_offset(rbo); amdgpu_bo_ref(rbo); + /** + * We don't do surface updates on planes that have been newly created, + * but we also don't have the afb->address during atomic check. + * + * Fill in buffer attributes depending on the address here, but only on + * newly created planes since they're not being used by DC yet and this + * won't modify global state. + */ + dm_plane_state_old = to_dm_plane_state(plane->state); + dm_plane_state_new = to_dm_plane_state(new_state); + if (dm_plane_state_new->dc_state && - dm_plane_state_old->dc_state != dm_plane_state_new->dc_state) { - struct dc_plane_state *plane_state = dm_plane_state_new->dc_state; + dm_plane_state_old->dc_state != dm_plane_state_new->dc_state) { + struct dc_plane_state *plane_state = + dm_plane_state_new->dc_state; + bool force_disable_dcc = !plane_state->dcc.enable; fill_plane_buffer_attributes( adev, afb, plane_state->format, plane_state->rotation, - tiling_flags, &plane_state->tiling_info, - &plane_state->plane_size, &plane_state->dcc, - &plane_state->address); + afb->tiling_flags, + &plane_state->tiling_info, &plane_state->plane_size, + &plane_state->dcc, &plane_state->address, + afb->tmz_surface, force_disable_dcc); } return 0; + +error_unpin: + amdgpu_bo_unpin(rbo); + +error_unlock: + amdgpu_bo_unreserve(rbo); + return r; } static void dm_plane_helper_cleanup_fb(struct drm_plane *plane, @@ -4509,21 +7660,90 @@ static void dm_plane_helper_cleanup_fb(struct drm_plane *plane, amdgpu_bo_unref(&rbo); } +static int dm_plane_helper_check_state(struct drm_plane_state *state, + struct drm_crtc_state *new_crtc_state) +{ + struct drm_framebuffer *fb = state->fb; + int min_downscale, max_upscale; + int min_scale = 0; + int max_scale = INT_MAX; + + /* Plane enabled? Validate viewport and get scaling factors from plane caps. */ + if (fb && state->crtc) { + /* Validate viewport to cover the case when only the position changes */ + if (state->plane->type != DRM_PLANE_TYPE_CURSOR) { + int viewport_width = state->crtc_w; + int viewport_height = state->crtc_h; + + if (state->crtc_x < 0) + viewport_width += state->crtc_x; + else if (state->crtc_x + state->crtc_w > new_crtc_state->mode.crtc_hdisplay) + viewport_width = new_crtc_state->mode.crtc_hdisplay - state->crtc_x; + + if (state->crtc_y < 0) + viewport_height += state->crtc_y; + else if (state->crtc_y + state->crtc_h > new_crtc_state->mode.crtc_vdisplay) + viewport_height = new_crtc_state->mode.crtc_vdisplay - state->crtc_y; + + if (viewport_width < 0 || viewport_height < 0) { + DRM_DEBUG_ATOMIC("Plane completely outside of screen\n"); + return -EINVAL; + } else if (viewport_width < MIN_VIEWPORT_SIZE*2) { /* x2 for width is because of pipe-split. */ + DRM_DEBUG_ATOMIC("Viewport width %d smaller than %d\n", viewport_width, MIN_VIEWPORT_SIZE*2); + return -EINVAL; + } else if (viewport_height < MIN_VIEWPORT_SIZE) { + DRM_DEBUG_ATOMIC("Viewport height %d smaller than %d\n", viewport_height, MIN_VIEWPORT_SIZE); + return -EINVAL; + } + + } + + /* Get min/max allowed scaling factors from plane caps. */ + get_min_max_dc_plane_scaling(state->crtc->dev, fb, + &min_downscale, &max_upscale); + /* + * Convert to drm convention: 16.16 fixed point, instead of dc's + * 1.0 == 1000. Also drm scaling is src/dst instead of dc's + * dst/src, so min_scale = 1.0 / max_upscale, etc. + */ + min_scale = (1000 << 16) / max_upscale; + max_scale = (1000 << 16) / min_downscale; + } + + return drm_atomic_helper_check_plane_state( + state, new_crtc_state, min_scale, max_scale, true, true); +} + static int dm_plane_atomic_check(struct drm_plane *plane, - struct drm_plane_state *state) + struct drm_atomic_state *state) { - struct amdgpu_device *adev = plane->dev->dev_private; + struct drm_plane_state *new_plane_state = drm_atomic_get_new_plane_state(state, + plane); + struct amdgpu_device *adev = drm_to_adev(plane->dev); struct dc *dc = adev->dm.dc; struct dm_plane_state *dm_plane_state; struct dc_scaling_info scaling_info; + struct drm_crtc_state *new_crtc_state; int ret; - dm_plane_state = to_dm_plane_state(state); + trace_amdgpu_dm_plane_atomic_check(new_plane_state); + + dm_plane_state = to_dm_plane_state(new_plane_state); if (!dm_plane_state->dc_state) return 0; - ret = fill_dc_scaling_info(state, &scaling_info); + new_crtc_state = + drm_atomic_get_new_crtc_state(state, + new_plane_state->crtc); + if (!new_crtc_state) + return -EINVAL; + + ret = dm_plane_helper_check_state(new_plane_state, new_crtc_state); + if (ret) + return ret; + + ret = fill_dc_scaling_info(adev, new_plane_state, &scaling_info); if (ret) return ret; @@ -4534,30 +7754,24 @@ static int dm_plane_atomic_check(struct drm_plane *plane, } static int dm_plane_atomic_async_check(struct drm_plane *plane, - struct drm_plane_state *new_plane_state) + struct drm_atomic_state *state) { - struct drm_plane_state *old_plane_state = - drm_atomic_get_old_plane_state(new_plane_state->state, plane); - /* Only support async updates on cursor planes. */ if (plane->type != DRM_PLANE_TYPE_CURSOR) return -EINVAL; - /* - * DRM calls prepare_fb and cleanup_fb on new_plane_state for - * async commits so don't allow fb changes. - */ - if (old_plane_state->fb != new_plane_state->fb) - return -EINVAL; - return 0; } static void dm_plane_atomic_async_update(struct drm_plane *plane, - struct drm_plane_state *new_state) + struct drm_atomic_state *state) { + struct drm_plane_state *new_state = drm_atomic_get_new_plane_state(state, + plane); struct drm_plane_state *old_state = - drm_atomic_get_old_plane_state(new_state->state, plane); + drm_atomic_get_old_plane_state(state, plane); + + trace_amdgpu_dm_atomic_update_cursor(new_state); swap(plane->state->fb, new_state->fb); @@ -4595,6 +7809,10 @@ static const uint32_t rgb_formats[] = { DRM_FORMAT_XBGR2101010, DRM_FORMAT_ARGB2101010, DRM_FORMAT_ABGR2101010, + DRM_FORMAT_XRGB16161616, + DRM_FORMAT_XBGR16161616, + DRM_FORMAT_ARGB16161616, + DRM_FORMAT_ABGR16161616, DRM_FORMAT_XBGR8888, DRM_FORMAT_ABGR8888, DRM_FORMAT_RGB565, @@ -4636,6 +7854,14 @@ static int get_plane_formats(const struct drm_plane *plane, if (plane_cap && plane_cap->pixel_format_support.nv12) formats[num_formats++] = DRM_FORMAT_NV12; + if (plane_cap && plane_cap->pixel_format_support.p010) + formats[num_formats++] = DRM_FORMAT_P010; + if (plane_cap && plane_cap->pixel_format_support.fp16) { + formats[num_formats++] = DRM_FORMAT_XRGB16161616F; + formats[num_formats++] = DRM_FORMAT_ARGB16161616F; + formats[num_formats++] = DRM_FORMAT_XBGR16161616F; + formats[num_formats++] = DRM_FORMAT_ABGR16161616F; + } break; case DRM_PLANE_TYPE_OVERLAY: @@ -4668,37 +7894,60 @@ static int amdgpu_dm_plane_init(struct amdgpu_display_manager *dm, uint32_t formats[32]; int num_formats; int res = -EPERM; + unsigned int supported_rotations; + uint64_t *modifiers = NULL; num_formats = get_plane_formats(plane, plane_cap, formats, ARRAY_SIZE(formats)); - res = drm_universal_plane_init(dm->adev->ddev, plane, possible_crtcs, + res = get_plane_modifiers(dm->adev, plane->type, &modifiers); + if (res) + return res; + + if (modifiers == NULL) + adev_to_drm(dm->adev)->mode_config.fb_modifiers_not_supported = true; + + res = drm_universal_plane_init(adev_to_drm(dm->adev), plane, possible_crtcs, &dm_plane_funcs, formats, num_formats, - NULL, plane->type, NULL); + modifiers, plane->type, NULL); + kfree(modifiers); if (res) return res; if (plane->type == DRM_PLANE_TYPE_OVERLAY && plane_cap && plane_cap->per_pixel_alpha) { unsigned int blend_caps = BIT(DRM_MODE_BLEND_PIXEL_NONE) | - BIT(DRM_MODE_BLEND_PREMULTI); + BIT(DRM_MODE_BLEND_PREMULTI) | + BIT(DRM_MODE_BLEND_COVERAGE); drm_plane_create_alpha_property(plane); drm_plane_create_blend_mode_property(plane, blend_caps); } if (plane->type == DRM_PLANE_TYPE_PRIMARY && - plane_cap && plane_cap->pixel_format_support.nv12) { + plane_cap && + (plane_cap->pixel_format_support.nv12 || + plane_cap->pixel_format_support.p010)) { /* This only affects YUV formats. */ drm_plane_create_color_properties( plane, BIT(DRM_COLOR_YCBCR_BT601) | - BIT(DRM_COLOR_YCBCR_BT709), + BIT(DRM_COLOR_YCBCR_BT709) | + BIT(DRM_COLOR_YCBCR_BT2020), BIT(DRM_COLOR_YCBCR_LIMITED_RANGE) | BIT(DRM_COLOR_YCBCR_FULL_RANGE), DRM_COLOR_YCBCR_BT709, DRM_COLOR_YCBCR_LIMITED_RANGE); } + supported_rotations = + DRM_MODE_ROTATE_0 | DRM_MODE_ROTATE_90 | + DRM_MODE_ROTATE_180 | DRM_MODE_ROTATE_270; + + if (dm->adev->asic_type >= CHIP_BONAIRE && + plane->type != DRM_PLANE_TYPE_CURSOR) + drm_plane_create_rotation_property(plane, DRM_MODE_ROTATE_0, + supported_rotations); + drm_plane_helper_add(plane, &dm_plane_helper_funcs); /* Create (reset) the plane state */ @@ -4792,7 +8041,13 @@ static int to_drm_connector_type(enum signal_type st) static struct drm_encoder *amdgpu_dm_connector_to_encoder(struct drm_connector *connector) { - return drm_encoder_find(connector->dev, NULL, connector->encoder_ids[0]); + struct drm_encoder *encoder; + + /* There is only one encoder per connector */ + drm_connector_for_each_possible_encoder(connector, encoder) + return encoder; + + return NULL; } static void amdgpu_dm_get_native_mode(struct drm_connector *connector) @@ -4902,11 +8157,40 @@ static void amdgpu_dm_connector_add_common_modes(struct drm_encoder *encoder, mode = amdgpu_dm_create_common_mode(encoder, common_modes[i].name, common_modes[i].w, common_modes[i].h); + if (!mode) + continue; + drm_mode_probed_add(connector, mode); amdgpu_dm_connector->num_modes++; } } +static void amdgpu_set_panel_orientation(struct drm_connector *connector) +{ + struct drm_encoder *encoder; + struct amdgpu_encoder *amdgpu_encoder; + const struct drm_display_mode *native_mode; + + if (connector->connector_type != DRM_MODE_CONNECTOR_eDP && + connector->connector_type != DRM_MODE_CONNECTOR_LVDS) + return; + + encoder = amdgpu_dm_connector_to_encoder(connector); + if (!encoder) + return; + + amdgpu_encoder = to_amdgpu_encoder(encoder); + + native_mode = &amdgpu_encoder->native_mode; + if (native_mode->hdisplay == 0 || native_mode->vdisplay == 0) + return; + + drm_connector_set_panel_orientation_with_quirk(connector, + DRM_MODE_PANEL_ORIENTATION_UNKNOWN, + native_mode->hdisplay, + native_mode->vdisplay); +} + static void amdgpu_dm_connector_ddc_get_modes(struct drm_connector *connector, struct edid *edid) { @@ -4929,11 +8213,122 @@ static void amdgpu_dm_connector_ddc_get_modes(struct drm_connector *connector, */ drm_mode_sort(&connector->probed_modes); amdgpu_dm_get_native_mode(connector); + + /* Freesync capabilities are reset by calling + * drm_add_edid_modes() and need to be + * restored here. + */ + amdgpu_dm_update_freesync_caps(connector, edid); + + amdgpu_set_panel_orientation(connector); } else { amdgpu_dm_connector->num_modes = 0; } } +static bool is_duplicate_mode(struct amdgpu_dm_connector *aconnector, + struct drm_display_mode *mode) +{ + struct drm_display_mode *m; + + list_for_each_entry (m, &aconnector->base.probed_modes, head) { + if (drm_mode_equal(m, mode)) + return true; + } + + return false; +} + +static uint add_fs_modes(struct amdgpu_dm_connector *aconnector) +{ + const struct drm_display_mode *m; + struct drm_display_mode *new_mode; + uint i; + uint32_t new_modes_count = 0; + + /* Standard FPS values + * + * 23.976 - TV/NTSC + * 24 - Cinema + * 25 - TV/PAL + * 29.97 - TV/NTSC + * 30 - TV/NTSC + * 48 - Cinema HFR + * 50 - TV/PAL + * 60 - Commonly used + * 48,72,96,120 - Multiples of 24 + */ + static const uint32_t common_rates[] = { + 23976, 24000, 25000, 29970, 30000, + 48000, 50000, 60000, 72000, 96000, 120000 + }; + + /* + * Find mode with highest refresh rate with the same resolution + * as the preferred mode. Some monitors report a preferred mode + * with lower resolution than the highest refresh rate supported. + */ + + m = get_highest_refresh_rate_mode(aconnector, true); + if (!m) + return 0; + + for (i = 0; i < ARRAY_SIZE(common_rates); i++) { + uint64_t target_vtotal, target_vtotal_diff; + uint64_t num, den; + + if (drm_mode_vrefresh(m) * 1000 < common_rates[i]) + continue; + + if (common_rates[i] < aconnector->min_vfreq * 1000 || + common_rates[i] > aconnector->max_vfreq * 1000) + continue; + + num = (unsigned long long)m->clock * 1000 * 1000; + den = common_rates[i] * (unsigned long long)m->htotal; + target_vtotal = div_u64(num, den); + target_vtotal_diff = target_vtotal - m->vtotal; + + /* Check for illegal modes */ + if (m->vsync_start + target_vtotal_diff < m->vdisplay || + m->vsync_end + target_vtotal_diff < m->vsync_start || + m->vtotal + target_vtotal_diff < m->vsync_end) + continue; + + new_mode = drm_mode_duplicate(aconnector->base.dev, m); + if (!new_mode) + goto out; + + new_mode->vtotal += (u16)target_vtotal_diff; + new_mode->vsync_start += (u16)target_vtotal_diff; + new_mode->vsync_end += (u16)target_vtotal_diff; + new_mode->type &= ~DRM_MODE_TYPE_PREFERRED; + new_mode->type |= DRM_MODE_TYPE_DRIVER; + + if (!is_duplicate_mode(aconnector, new_mode)) { + drm_mode_probed_add(&aconnector->base, new_mode); + new_modes_count += 1; + } else + drm_mode_destroy(aconnector->base.dev, new_mode); + } + out: + return new_modes_count; +} + +static void amdgpu_dm_connector_add_freesync_modes(struct drm_connector *connector, + struct edid *edid) +{ + struct amdgpu_dm_connector *amdgpu_dm_connector = + to_amdgpu_dm_connector(connector); + + if (!edid) + return; + + if (amdgpu_dm_connector->max_vfreq - amdgpu_dm_connector->min_vfreq > 10) + amdgpu_dm_connector->num_modes += + add_fs_modes(amdgpu_dm_connector); +} + static int amdgpu_dm_connector_get_modes(struct drm_connector *connector) { struct amdgpu_dm_connector *amdgpu_dm_connector = @@ -4943,12 +8338,13 @@ static int amdgpu_dm_connector_get_modes(struct drm_connector *connector) encoder = amdgpu_dm_connector_to_encoder(connector); - if (!edid || !drm_edid_is_valid(edid)) { + if (!drm_edid_is_valid(edid)) { amdgpu_dm_connector->num_modes = drm_add_modes_noedid(connector, 640, 480); } else { amdgpu_dm_connector_ddc_get_modes(connector, edid); amdgpu_dm_connector_add_common_modes(encoder, connector); + amdgpu_dm_connector_add_freesync_modes(connector, edid); } amdgpu_dm_fbc_init(connector); @@ -4961,7 +8357,7 @@ void amdgpu_dm_connector_init_helper(struct amdgpu_display_manager *dm, struct dc_link *link, int link_index) { - struct amdgpu_device *adev = dm->ddev->dev_private; + struct amdgpu_device *adev = drm_to_adev(dm->ddev); /* * Some of the properties below require access to state, like bpc. @@ -4992,7 +8388,10 @@ void amdgpu_dm_connector_init_helper(struct amdgpu_display_manager *dm, break; case DRM_MODE_CONNECTOR_DisplayPort: aconnector->base.polled = DRM_CONNECTOR_POLL_HPD; - aconnector->base.ycbcr_420_allowed = + link->link_enc = link_enc_cfg_get_link_enc(link); + ASSERT(link->link_enc); + if (link->link_enc) + aconnector->base.ycbcr_420_allowed = link->link_enc->features.dp_ycbcr420_supported ? true : false; break; case DRM_MODE_CONNECTOR_DVID: @@ -5016,14 +8415,15 @@ void amdgpu_dm_connector_init_helper(struct amdgpu_display_manager *dm, adev->mode_info.underscan_vborder_property, 0); - drm_connector_attach_max_bpc_property(&aconnector->base, 8, 16); + if (!aconnector->mst_port) + drm_connector_attach_max_bpc_property(&aconnector->base, 8, 16); - /* This defaults to the max in the range, but we want 8bpc. */ - aconnector->base.state->max_bpc = 8; - aconnector->base.state->max_requested_bpc = 8; + /* This defaults to the max in the range, but we want 8bpc for non-edp. */ + aconnector->base.state->max_bpc = (connector_type == DRM_MODE_CONNECTOR_eDP) ? 16 : 8; + aconnector->base.state->max_requested_bpc = aconnector->base.state->max_bpc; if (connector_type == DRM_MODE_CONNECTOR_eDP && - dc_is_dmcu_initialized(adev->dm.dc)) { + (dc_is_dmcu_initialized(adev->dm.dc) || adev->dm.dc->ctx->dmub_srv)) { drm_object_attach_property(&aconnector->base.base, adev->mode_info.abm_level_property, 0); } @@ -5031,12 +8431,15 @@ void amdgpu_dm_connector_init_helper(struct amdgpu_display_manager *dm, if (connector_type == DRM_MODE_CONNECTOR_HDMIA || connector_type == DRM_MODE_CONNECTOR_DisplayPort || connector_type == DRM_MODE_CONNECTOR_eDP) { - drm_object_attach_property( - &aconnector->base.base, - dm->ddev->mode_config.hdr_output_metadata_property, 0); + drm_connector_attach_hdr_output_metadata_property(&aconnector->base); + + if (!aconnector->mst_port) + drm_connector_attach_vrr_capable_property(&aconnector->base); - drm_connector_attach_vrr_capable_property( - &aconnector->base); +#ifdef CONFIG_DRM_AMD_DC_HDCP + if (adev->dm.hdcp_workqueue) + drm_connector_attach_content_protection_property(&aconnector->base, true); +#endif } } @@ -5103,7 +8506,8 @@ create_i2c(struct ddc_service *ddc_service, snprintf(i2c->base.name, sizeof(i2c->base.name), "AMDGPU DM i2c hw bus %d", link_index); i2c_set_adapdata(&i2c->base, i2c); i2c->ddc_service = ddc_service; - i2c->ddc_service->ddc_pin->hw_info.ddc_channel = link_index; + if (i2c->ddc_service->ddc_pin) + i2c->ddc_service->ddc_pin->hw_info.ddc_channel = link_index; return i2c; } @@ -5144,11 +8548,12 @@ static int amdgpu_dm_connector_init(struct amdgpu_display_manager *dm, connector_type = to_drm_connector_type(link->connector_signal); - res = drm_connector_init( + res = drm_connector_init_with_ddc( dm->ddev, &aconnector->base, &amdgpu_dm_connector_funcs, - connector_type); + connector_type, + &i2c->base); if (res) { DRM_ERROR("connector_init failed\n"); @@ -5170,16 +8575,9 @@ static int amdgpu_dm_connector_init(struct amdgpu_display_manager *dm, drm_connector_attach_encoder( &aconnector->base, &aencoder->base); - drm_connector_register(&aconnector->base); -#if defined(CONFIG_DEBUG_FS) - connector_debugfs_init(aconnector); - aconnector->debugfs_dpcd_address = 0; - aconnector->debugfs_dpcd_size = 0; -#endif - if (connector_type == DRM_MODE_CONNECTOR_DisplayPort || connector_type == DRM_MODE_CONNECTOR_eDP) - amdgpu_dm_initialize_dp_connector(dm, aconnector); + amdgpu_dm_initialize_dp_connector(dm, aconnector, link->link_index); out_free: if (res) { @@ -5212,7 +8610,7 @@ static int amdgpu_dm_encoder_init(struct drm_device *dev, struct amdgpu_encoder *aencoder, uint32_t link_index) { - struct amdgpu_device *adev = dev->dev_private; + struct amdgpu_device *adev = drm_to_adev(dev); int res = drm_encoder_init(dev, &aencoder->base, @@ -5237,8 +8635,10 @@ static void manage_dm_interrupts(struct amdgpu_device *adev, bool enable) { /* - * this is not correct translation but will work as soon as VBLANK - * constant is the same as PFLIP + * We have no guarantee that the frontend index maps to the same + * backend index - some even map to more than one. + * + * TODO: Use a different interrupt or check DC itself for the mapping. */ int irq_type = amdgpu_display_crtc_idx_to_irq_type( @@ -5251,8 +8651,19 @@ static void manage_dm_interrupts(struct amdgpu_device *adev, adev, &adev->pageflip_irq, irq_type); +#if defined(CONFIG_DRM_AMD_SECURE_DISPLAY) + amdgpu_irq_get( + adev, + &adev->vline0_irq, + irq_type); +#endif } else { - +#if defined(CONFIG_DRM_AMD_SECURE_DISPLAY) + amdgpu_irq_put( + adev, + &adev->vline0_irq, + irq_type); +#endif amdgpu_irq_put( adev, &adev->pageflip_irq, @@ -5261,6 +8672,19 @@ static void manage_dm_interrupts(struct amdgpu_device *adev, } } +static void dm_update_pflip_irq_state(struct amdgpu_device *adev, + struct amdgpu_crtc *acrtc) +{ + int irq_type = + amdgpu_display_crtc_idx_to_irq_type(adev, acrtc->crtc_id); + + /** + * This reads the current state for the IRQ and force reapplies + * the setting to hardware. + */ + amdgpu_irq_update(adev, &adev->pageflip_irq, irq_type); +} + static bool is_scaling_state_different(const struct dm_connector_state *dm_state, const struct dm_connector_state *old_dm_state) @@ -5279,6 +8703,91 @@ is_scaling_state_different(const struct dm_connector_state *dm_state, return false; } +#ifdef CONFIG_DRM_AMD_DC_HDCP +static bool is_content_protection_different(struct drm_connector_state *state, + const struct drm_connector_state *old_state, + const struct drm_connector *connector, struct hdcp_workqueue *hdcp_w) +{ + struct amdgpu_dm_connector *aconnector = to_amdgpu_dm_connector(connector); + struct dm_connector_state *dm_con_state = to_dm_connector_state(connector->state); + + /* Handle: Type0/1 change */ + if (old_state->hdcp_content_type != state->hdcp_content_type && + state->content_protection != DRM_MODE_CONTENT_PROTECTION_UNDESIRED) { + state->content_protection = DRM_MODE_CONTENT_PROTECTION_DESIRED; + return true; + } + + /* CP is being re enabled, ignore this + * + * Handles: ENABLED -> DESIRED + */ + if (old_state->content_protection == DRM_MODE_CONTENT_PROTECTION_ENABLED && + state->content_protection == DRM_MODE_CONTENT_PROTECTION_DESIRED) { + state->content_protection = DRM_MODE_CONTENT_PROTECTION_ENABLED; + return false; + } + + /* S3 resume case, since old state will always be 0 (UNDESIRED) and the restored state will be ENABLED + * + * Handles: UNDESIRED -> ENABLED + */ + if (old_state->content_protection == DRM_MODE_CONTENT_PROTECTION_UNDESIRED && + state->content_protection == DRM_MODE_CONTENT_PROTECTION_ENABLED) + state->content_protection = DRM_MODE_CONTENT_PROTECTION_DESIRED; + + /* Stream removed and re-enabled + * + * Can sometimes overlap with the HPD case, + * thus set update_hdcp to false to avoid + * setting HDCP multiple times. + * + * Handles: DESIRED -> DESIRED (Special case) + */ + if (!(old_state->crtc && old_state->crtc->enabled) && + state->crtc && state->crtc->enabled && + connector->state->content_protection == DRM_MODE_CONTENT_PROTECTION_DESIRED) { + dm_con_state->update_hdcp = false; + return true; + } + + /* Hot-plug, headless s3, dpms + * + * Only start HDCP if the display is connected/enabled. + * update_hdcp flag will be set to false until the next + * HPD comes in. + * + * Handles: DESIRED -> DESIRED (Special case) + */ + if (dm_con_state->update_hdcp && state->content_protection == DRM_MODE_CONTENT_PROTECTION_DESIRED && + connector->dpms == DRM_MODE_DPMS_ON && aconnector->dc_sink != NULL) { + dm_con_state->update_hdcp = false; + return true; + } + + /* + * Handles: UNDESIRED -> UNDESIRED + * DESIRED -> DESIRED + * ENABLED -> ENABLED + */ + if (old_state->content_protection == state->content_protection) + return false; + + /* + * Handles: UNDESIRED -> DESIRED + * DESIRED -> UNDESIRED + * ENABLED -> UNDESIRED + */ + if (state->content_protection != DRM_MODE_CONTENT_PROTECTION_ENABLED) + return true; + + /* + * Handles: DESIRED -> ENABLED + */ + return false; +} + +#endif static void remove_stream(struct amdgpu_device *adev, struct amdgpu_crtc *acrtc, struct dc_stream_state *stream) @@ -5296,10 +8805,6 @@ static int get_cursor_position(struct drm_plane *plane, struct drm_crtc *crtc, int x, y; int xorigin = 0, yorigin = 0; - position->enable = false; - position->x = 0; - position->y = 0; - if (!crtc || !plane->state->fb) return 0; @@ -5319,12 +8824,6 @@ static int get_cursor_position(struct drm_plane *plane, struct drm_crtc *crtc, y <= -amdgpu_crtc->max_cursor_height) return 0; - if (crtc->primary->state) { - /* avivo cursor are offset into the total surface */ - x += crtc->primary->state->src_x >> 16; - y += crtc->primary->state->src_y >> 16; - } - if (x < 0) { xorigin = min(-x, amdgpu_crtc->max_cursor_width - 1); x = 0; @@ -5334,6 +8833,7 @@ static int get_cursor_position(struct drm_plane *plane, struct drm_crtc *crtc, y = 0; } position->enable = true; + position->translate_by_source = true; position->x = x; position->y = y; position->x_hotspot = xorigin; @@ -5345,24 +8845,24 @@ static int get_cursor_position(struct drm_plane *plane, struct drm_crtc *crtc, static void handle_cursor_update(struct drm_plane *plane, struct drm_plane_state *old_plane_state) { - struct amdgpu_device *adev = plane->dev->dev_private; + struct amdgpu_device *adev = drm_to_adev(plane->dev); struct amdgpu_framebuffer *afb = to_amdgpu_framebuffer(plane->state->fb); struct drm_crtc *crtc = afb ? plane->state->crtc : old_plane_state->crtc; struct dm_crtc_state *crtc_state = crtc ? to_dm_crtc_state(crtc->state) : NULL; struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc); uint64_t address = afb ? afb->address : 0; - struct dc_cursor_position position; + struct dc_cursor_position position = {0}; struct dc_cursor_attributes attributes; int ret; if (!plane->state->fb && !old_plane_state->fb) return; - DRM_DEBUG_DRIVER("%s: crtc_id=%d with size %d to %d\n", - __func__, - amdgpu_crtc->crtc_id, - plane->state->crtc_w, - plane->state->crtc_h); + DC_LOG_CURSOR("%s: crtc_id=%d with size %d to %d\n", + __func__, + amdgpu_crtc->crtc_id, + plane->state->crtc_w, + plane->state->crtc_h); ret = get_cursor_position(plane, crtc, &position); if (ret) @@ -5391,7 +8891,7 @@ static void handle_cursor_update(struct drm_plane *plane, attributes.rotation_angle = 0; attributes.attribute_flags.value = 0; - attributes.pitch = attributes.width; + attributes.pitch = afb->base.pitches[0] / afb->base.format->cpp[0]; if (crtc_state->stream) { mutex_lock(&adev->dm.dc_lock); @@ -5420,8 +8920,8 @@ static void prepare_flip_isr(struct amdgpu_crtc *acrtc) /* Mark this event as consumed */ acrtc->base.state->event = NULL; - DRM_DEBUG_DRIVER("crtc:%d, pflip_stat:AMDGPU_FLIP_SUBMITTED\n", - acrtc->crtc_id); + DC_LOG_PFLIP("crtc:%d, pflip_stat:AMDGPU_FLIP_SUBMITTED\n", + acrtc->crtc_id); } static void update_freesync_state_on_stream( @@ -5434,7 +8934,9 @@ static void update_freesync_state_on_stream( struct mod_vrr_params vrr_params; struct dc_info_packet vrr_infopacket = {0}; struct amdgpu_device *adev = dm->adev; + struct amdgpu_crtc *acrtc = to_amdgpu_crtc(new_crtc_state->base.crtc); unsigned long flags; + bool pack_sdp_v1_3 = false; if (!new_stream) return; @@ -5447,8 +8949,8 @@ static void update_freesync_state_on_stream( if (!new_stream->timing.h_total || !new_stream->timing.v_total) return; - spin_lock_irqsave(&adev->ddev->event_lock, flags); - vrr_params = new_crtc_state->vrr_params; + spin_lock_irqsave(&adev_to_drm(adev)->event_lock, flags); + vrr_params = acrtc->dm_irq_params.vrr_params; if (surface) { mod_freesync_handle_preflip( @@ -5476,10 +8978,11 @@ static void update_freesync_state_on_stream( &vrr_params, PACKET_TYPE_VRR, TRANSFER_FUNC_UNKNOWN, - &vrr_infopacket); + &vrr_infopacket, + pack_sdp_v1_3); new_crtc_state->freesync_timing_changed |= - (memcmp(&new_crtc_state->vrr_params.adjust, + (memcmp(&acrtc->dm_irq_params.vrr_params.adjust, &vrr_params.adjust, sizeof(vrr_params.adjust)) != 0); @@ -5488,10 +8991,10 @@ static void update_freesync_state_on_stream( &vrr_infopacket, sizeof(vrr_infopacket)) != 0); - new_crtc_state->vrr_params = vrr_params; + acrtc->dm_irq_params.vrr_params = vrr_params; new_crtc_state->vrr_infopacket = vrr_infopacket; - new_stream->adjust = new_crtc_state->vrr_params.adjust; + new_stream->adjust = acrtc->dm_irq_params.vrr_params.adjust; new_stream->vrr_infopacket = vrr_infopacket; if (new_crtc_state->freesync_vrr_info_changed) @@ -5500,10 +9003,10 @@ static void update_freesync_state_on_stream( (int)new_crtc_state->base.vrr_enabled, (int)vrr_params.state); - spin_unlock_irqrestore(&adev->ddev->event_lock, flags); + spin_unlock_irqrestore(&adev_to_drm(adev)->event_lock, flags); } -static void pre_update_freesync_state_on_stream( +static void update_stream_irq_parameters( struct amdgpu_display_manager *dm, struct dm_crtc_state *new_crtc_state) { @@ -5511,6 +9014,7 @@ static void pre_update_freesync_state_on_stream( struct mod_vrr_params vrr_params; struct mod_freesync_config config = new_crtc_state->freesync_config; struct amdgpu_device *adev = dm->adev; + struct amdgpu_crtc *acrtc = to_amdgpu_crtc(new_crtc_state->base.crtc); unsigned long flags; if (!new_stream) @@ -5523,15 +9027,28 @@ static void pre_update_freesync_state_on_stream( if (!new_stream->timing.h_total || !new_stream->timing.v_total) return; - spin_lock_irqsave(&adev->ddev->event_lock, flags); - vrr_params = new_crtc_state->vrr_params; + spin_lock_irqsave(&adev_to_drm(adev)->event_lock, flags); + vrr_params = acrtc->dm_irq_params.vrr_params; if (new_crtc_state->vrr_supported && config.min_refresh_in_uhz && config.max_refresh_in_uhz) { - config.state = new_crtc_state->base.vrr_enabled ? - VRR_STATE_ACTIVE_VARIABLE : - VRR_STATE_INACTIVE; + /* + * if freesync compatible mode was set, config.state will be set + * in atomic check + */ + if (config.state == VRR_STATE_ACTIVE_FIXED && config.fixed_refresh_in_uhz && + (!drm_atomic_crtc_needs_modeset(&new_crtc_state->base) || + new_crtc_state->freesync_config.state == VRR_STATE_ACTIVE_FIXED)) { + vrr_params.max_refresh_in_uhz = config.max_refresh_in_uhz; + vrr_params.min_refresh_in_uhz = config.min_refresh_in_uhz; + vrr_params.fixed_refresh_in_uhz = config.fixed_refresh_in_uhz; + vrr_params.state = VRR_STATE_ACTIVE_FIXED; + } else { + config.state = new_crtc_state->base.vrr_enabled ? + VRR_STATE_ACTIVE_VARIABLE : + VRR_STATE_INACTIVE; + } } else { config.state = VRR_STATE_UNSUPPORTED; } @@ -5541,12 +9058,15 @@ static void pre_update_freesync_state_on_stream( &config, &vrr_params); new_crtc_state->freesync_timing_changed |= - (memcmp(&new_crtc_state->vrr_params.adjust, - &vrr_params.adjust, - sizeof(vrr_params.adjust)) != 0); + (memcmp(&acrtc->dm_irq_params.vrr_params.adjust, + &vrr_params.adjust, sizeof(vrr_params.adjust)) != 0); - new_crtc_state->vrr_params = vrr_params; - spin_unlock_irqrestore(&adev->ddev->event_lock, flags); + new_crtc_state->freesync_config = config; + /* Copy state for access from DM IRQ handler */ + acrtc->dm_irq_params.freesync_config = config; + acrtc->dm_irq_params.active_planes = new_crtc_state->active_planes; + acrtc->dm_irq_params.vrr_params = vrr_params; + spin_unlock_irqrestore(&adev_to_drm(adev)->event_lock, flags); } static void amdgpu_dm_handle_vrr_transition(struct dm_crtc_state *old_state, @@ -5582,15 +9102,14 @@ static void amdgpu_dm_handle_vrr_transition(struct dm_crtc_state *old_state, static void amdgpu_dm_commit_cursors(struct drm_atomic_state *state) { struct drm_plane *plane; - struct drm_plane_state *old_plane_state, *new_plane_state; + struct drm_plane_state *old_plane_state; int i; /* * TODO: Make this per-stream so we don't issue redundant updates for * commits with multiple streams. */ - for_each_oldnew_plane_in_state(state, plane, old_plane_state, - new_plane_state, i) + for_each_old_plane_in_state(state, plane, old_plane_state, i) if (plane->type == DRM_PLANE_TYPE_CURSOR) handle_cursor_update(plane, old_plane_state); } @@ -5616,7 +9135,6 @@ static void amdgpu_dm_commit_planes(struct drm_atomic_state *state, long r; unsigned long flags; struct amdgpu_bo *abo; - uint64_t tiling_flags; uint32_t target_vblank, last_flip_vblank; bool vrr_active = amdgpu_dm_vrr_active(acrtc_state); bool pflip_present = false; @@ -5648,6 +9166,7 @@ static void amdgpu_dm_commit_planes(struct drm_atomic_state *state, struct drm_crtc *crtc = new_plane_state->crtc; struct drm_crtc_state *new_crtc_state; struct drm_framebuffer *fb = new_plane_state->fb; + struct amdgpu_framebuffer *afb = (struct amdgpu_framebuffer *)fb; bool plane_needs_flip; struct dc_plane_state *dc_plane; struct dm_plane_state *dm_new_plane_state = to_dm_plane_state(new_plane_state); @@ -5669,9 +9188,10 @@ static void amdgpu_dm_commit_planes(struct drm_atomic_state *state, if (new_pcrtc_state->color_mgmt_changed) { bundle->surface_updates[planes_count].gamma = dc_plane->gamma_correction; bundle->surface_updates[planes_count].in_transfer_func = dc_plane->in_transfer_func; + bundle->surface_updates[planes_count].gamut_remap_matrix = &dc_plane->gamut_remap_matrix; } - fill_dc_scaling_info(new_plane_state, + fill_dc_scaling_info(dm->adev, new_plane_state, &bundle->scaling_infos[planes_count]); bundle->surface_updates[planes_count].scaling_info = @@ -5693,36 +9213,33 @@ static void amdgpu_dm_commit_planes(struct drm_atomic_state *state, * deadlock during GPU reset when this fence will not signal * but we hold reservation lock for the BO. */ - r = reservation_object_wait_timeout_rcu(abo->tbo.resv, true, - false, - msecs_to_jiffies(5000)); + r = dma_resv_wait_timeout(abo->tbo.base.resv, + DMA_RESV_USAGE_WRITE, false, + msecs_to_jiffies(5000)); if (unlikely(r <= 0)) - DRM_ERROR("Waiting for fences timed out or interrupted!"); - - /* - * TODO This might fail and hence better not used, wait - * explicitly on fences instead - * and in general should be called for - * blocking commit to as per framework helpers - */ - r = amdgpu_bo_reserve(abo, true); - if (unlikely(r != 0)) - DRM_ERROR("failed to reserve buffer before flip\n"); - - amdgpu_bo_get_tiling_flags(abo, &tiling_flags); - - amdgpu_bo_unreserve(abo); + DRM_ERROR("Waiting for fences timed out!"); fill_dc_plane_info_and_addr( - dm->adev, new_plane_state, tiling_flags, + dm->adev, new_plane_state, + afb->tiling_flags, &bundle->plane_infos[planes_count], - &bundle->flip_addrs[planes_count].address); + &bundle->flip_addrs[planes_count].address, + afb->tmz_surface, false); + + drm_dbg_state(state->dev, "plane: id=%d dcc_en=%d\n", + new_plane_state->plane->index, + bundle->plane_infos[planes_count].dcc.enable); bundle->surface_updates[planes_count].plane_info = &bundle->plane_infos[planes_count]; + /* + * Only allow immediate flips for fast updates that don't + * change FB pitch, DCC state, rotation or mirroing. + */ bundle->flip_addrs[planes_count].flip_immediate = - (crtc->state->pageflip_flags & DRM_MODE_PAGE_FLIP_ASYNC) != 0; + crtc->state->async_flip && + acrtc_state->update_type == UPDATE_TYPE_FAST; timestamp_ns = ktime_get_ns(); bundle->flip_addrs[planes_count].flip_timestamp_in_us = div_u64(timestamp_ns, 1000); @@ -5743,7 +9260,7 @@ static void amdgpu_dm_commit_planes(struct drm_atomic_state *state, dc_plane, bundle->flip_addrs[planes_count].flip_timestamp_in_us); - DRM_DEBUG_DRIVER("%s Flipping to hi: 0x%x, low: 0x%x\n", + drm_dbg_state(state->dev, "%s Flipping to hi: 0x%x, low: 0x%x\n", __func__, bundle->flip_addrs[planes_count].address.grph.addr.high_part, bundle->flip_addrs[planes_count].address.grph.addr.low_part); @@ -5760,7 +9277,7 @@ static void amdgpu_dm_commit_planes(struct drm_atomic_state *state, * clients using the GLX_OML_sync_control extension or * DRI3/Present extension with defined target_msc. */ - last_flip_vblank = amdgpu_get_vblank_counter_kms(dm->ddev, acrtc_attach->crtc_id); + last_flip_vblank = amdgpu_get_vblank_counter_kms(pcrtc); } else { /* For variable refresh rate mode only: @@ -5772,7 +9289,7 @@ static void amdgpu_dm_commit_planes(struct drm_atomic_state *state, * on late submission of flips. */ spin_lock_irqsave(&pcrtc->dev->event_lock, flags); - last_flip_vblank = acrtc_attach->last_flip_vblank; + last_flip_vblank = acrtc_attach->dm_irq_params.last_flip_vblank; spin_unlock_irqrestore(&pcrtc->dev->event_lock, flags); } @@ -5789,11 +9306,21 @@ static void amdgpu_dm_commit_planes(struct drm_atomic_state *state, & (DRM_SCANOUTPOS_VALID | DRM_SCANOUTPOS_IN_VBLANK)) == (DRM_SCANOUTPOS_VALID | DRM_SCANOUTPOS_IN_VBLANK) && (int)(target_vblank - - amdgpu_get_vblank_counter_kms(dm->ddev, acrtc_attach->crtc_id)) > 0)) { + amdgpu_get_vblank_counter_kms(pcrtc)) > 0)) { usleep_range(1000, 1100); } - if (acrtc_attach->base.state->event) { + /** + * Prepare the flip event for the pageflip interrupt to handle. + * + * This only works in the case where we've already turned on the + * appropriate hardware blocks (eg. HUBP) so in the transition case + * from 0 -> n planes we have to skip a hardware generated event + * and rely on sending it from software. + */ + if (acrtc_attach->base.state->event && + acrtc_state->active_planes > 0 && + !acrtc_state->force_dpms_off) { drm_crtc_vblank_get(pcrtc); spin_lock_irqsave(&pcrtc->dev->event_lock, flags); @@ -5814,6 +9341,14 @@ static void amdgpu_dm_commit_planes(struct drm_atomic_state *state, /* Update the planes if changed or disable if we don't have any. */ if ((planes_count || acrtc_state->active_planes == 0) && acrtc_state->stream) { + /* + * If PSR or idle optimizations are enabled then flush out + * any pending work before hardware programming. + */ + if (dm->vblank_control_workqueue) + flush_workqueue(dm->vblank_control_workqueue); + + bundle->stream_update.stream = acrtc_state->stream; if (new_pcrtc_state->mode_changed) { bundle->stream_update.src = acrtc_state->stream->src; bundle->stream_update.dst = acrtc_state->stream->dst; @@ -5841,22 +9376,62 @@ static void amdgpu_dm_commit_planes(struct drm_atomic_state *state, * re-adjust the min/max bounds now that DC doesn't handle this * as part of commit. */ - if (amdgpu_dm_vrr_active(dm_old_crtc_state) != - amdgpu_dm_vrr_active(acrtc_state)) { + if (is_dc_timing_adjust_needed(dm_old_crtc_state, acrtc_state)) { spin_lock_irqsave(&pcrtc->dev->event_lock, flags); dc_stream_adjust_vmin_vmax( dm->dc, acrtc_state->stream, - &acrtc_state->vrr_params.adjust); + &acrtc_attach->dm_irq_params.vrr_params.adjust); spin_unlock_irqrestore(&pcrtc->dev->event_lock, flags); } - mutex_lock(&dm->dc_lock); + if ((acrtc_state->update_type > UPDATE_TYPE_FAST) && + acrtc_state->stream->link->psr_settings.psr_allow_active) + amdgpu_dm_psr_disable(acrtc_state->stream); + dc_commit_updates_for_stream(dm->dc, bundle->surface_updates, planes_count, acrtc_state->stream, &bundle->stream_update, dc_state); + + /** + * Enable or disable the interrupts on the backend. + * + * Most pipes are put into power gating when unused. + * + * When power gating is enabled on a pipe we lose the + * interrupt enablement state when power gating is disabled. + * + * So we need to update the IRQ control state in hardware + * whenever the pipe turns on (since it could be previously + * power gated) or off (since some pipes can't be power gated + * on some ASICs). + */ + if (dm_old_crtc_state->active_planes != acrtc_state->active_planes) + dm_update_pflip_irq_state(drm_to_adev(dev), + acrtc_attach); + + if ((acrtc_state->update_type > UPDATE_TYPE_FAST) && + acrtc_state->stream->link->psr_settings.psr_version != DC_PSR_VERSION_UNSUPPORTED && + !acrtc_state->stream->link->psr_settings.psr_feature_enabled) + amdgpu_dm_link_setup_psr(acrtc_state->stream); + + /* Decrement skip count when PSR is enabled and we're doing fast updates. */ + if (acrtc_state->update_type == UPDATE_TYPE_FAST && + acrtc_state->stream->link->psr_settings.psr_feature_enabled) { + struct amdgpu_dm_connector *aconn = + (struct amdgpu_dm_connector *)acrtc_state->stream->dm_stream_context; + + if (aconn->psr_skip_count > 0) + aconn->psr_skip_count--; + + /* Allow PSR when skip count is 0. */ + acrtc_attach->dm_irq_params.allow_psr_entry = !aconn->psr_skip_count; + } else { + acrtc_attach->dm_irq_params.allow_psr_entry = false; + } + mutex_unlock(&dm->dc_lock); } @@ -5875,7 +9450,7 @@ cleanup: static void amdgpu_dm_commit_audio(struct drm_device *dev, struct drm_atomic_state *state) { - struct amdgpu_device *adev = dev->dev_private; + struct amdgpu_device *adev = drm_to_adev(dev); struct amdgpu_dm_connector *aconnector; struct drm_connector *connector; struct drm_connector_state *old_con_state, *new_con_state; @@ -5948,59 +9523,6 @@ static void amdgpu_dm_commit_audio(struct drm_device *dev, } /* - * Enable interrupts on CRTCs that are newly active, undergone - * a modeset, or have active planes again. - * - * Done in two passes, based on the for_modeset flag: - * Pass 1: For CRTCs going through modeset - * Pass 2: For CRTCs going from 0 to n active planes - * - * Interrupts can only be enabled after the planes are programmed, - * so this requires a two-pass approach since we don't want to - * just defer the interrupts until after commit planes every time. - */ -static void amdgpu_dm_enable_crtc_interrupts(struct drm_device *dev, - struct drm_atomic_state *state, - bool for_modeset) -{ - struct amdgpu_device *adev = dev->dev_private; - struct drm_crtc *crtc; - struct drm_crtc_state *old_crtc_state, *new_crtc_state; - int i; - - for_each_oldnew_crtc_in_state(state, crtc, old_crtc_state, - new_crtc_state, i) { - struct amdgpu_crtc *acrtc = to_amdgpu_crtc(crtc); - struct dm_crtc_state *dm_new_crtc_state = - to_dm_crtc_state(new_crtc_state); - struct dm_crtc_state *dm_old_crtc_state = - to_dm_crtc_state(old_crtc_state); - bool modeset = drm_atomic_crtc_needs_modeset(new_crtc_state); - bool run_pass; - - run_pass = (for_modeset && modeset) || - (!for_modeset && !modeset && - !dm_old_crtc_state->interrupts_enabled); - - if (!run_pass) - continue; - - if (!dm_new_crtc_state->interrupts_enabled) - continue; - - manage_dm_interrupts(adev, acrtc, true); - -#ifdef CONFIG_DEBUG_FS - /* The stream has changed so CRC capture needs to re-enabled. */ - if (dm_new_crtc_state->crc_enabled) { - dm_new_crtc_state->crc_enabled = false; - amdgpu_dm_crtc_set_crc_source(crtc, "auto"); - } -#endif - } -} - -/* * amdgpu_dm_crtc_copy_transient_flags - copy mirrored flags from DRM to DC * @crtc_state: the DRM CRTC state * @stream_state: the DC stream state. @@ -6014,65 +9536,6 @@ static void amdgpu_dm_crtc_copy_transient_flags(struct drm_crtc_state *crtc_stat stream_state->mode_changed = drm_atomic_crtc_needs_modeset(crtc_state); } -static int amdgpu_dm_atomic_commit(struct drm_device *dev, - struct drm_atomic_state *state, - bool nonblock) -{ - struct drm_crtc *crtc; - struct drm_crtc_state *old_crtc_state, *new_crtc_state; - struct amdgpu_device *adev = dev->dev_private; - int i; - - /* - * We evade vblank and pflip interrupts on CRTCs that are undergoing - * a modeset, being disabled, or have no active planes. - * - * It's done in atomic commit rather than commit tail for now since - * some of these interrupt handlers access the current CRTC state and - * potentially the stream pointer itself. - * - * Since the atomic state is swapped within atomic commit and not within - * commit tail this would leave to new state (that hasn't been committed yet) - * being accesssed from within the handlers. - * - * TODO: Fix this so we can do this in commit tail and not have to block - * in atomic check. - */ - for_each_oldnew_crtc_in_state(state, crtc, old_crtc_state, new_crtc_state, i) { - struct dm_crtc_state *dm_old_crtc_state = to_dm_crtc_state(old_crtc_state); - struct dm_crtc_state *dm_new_crtc_state = to_dm_crtc_state(new_crtc_state); - struct amdgpu_crtc *acrtc = to_amdgpu_crtc(crtc); - - if (dm_old_crtc_state->interrupts_enabled && - (!dm_new_crtc_state->interrupts_enabled || - drm_atomic_crtc_needs_modeset(new_crtc_state))) { - /* - * Drop the extra vblank reference added by CRC - * capture if applicable. - */ - if (dm_new_crtc_state->crc_enabled) - drm_crtc_vblank_put(crtc); - - /* - * Only keep CRC capture enabled if there's - * still a stream for the CRTC. - */ - if (!dm_new_crtc_state->stream) - dm_new_crtc_state->crc_enabled = false; - - manage_dm_interrupts(adev, acrtc, false); - } - } - /* - * Add check here for SoC's that support hardware cursor plane, to - * unset legacy_cursor_update - */ - - return drm_atomic_helper_commit(dev, state, nonblock); - - /*TODO Handle EINTR, reenable IRQ*/ -} - /** * amdgpu_dm_atomic_commit_tail() - AMDgpu DM's commit tail implementation. * @state: The atomic state to commit @@ -6084,7 +9547,7 @@ static int amdgpu_dm_atomic_commit(struct drm_device *dev, static void amdgpu_dm_atomic_commit_tail(struct drm_atomic_state *state) { struct drm_device *dev = state->dev; - struct amdgpu_device *adev = dev->dev_private; + struct amdgpu_device *adev = drm_to_adev(dev); struct amdgpu_display_manager *dm = &adev->dm; struct dm_atomic_state *dm_state; struct dc_state *dc_state = NULL, *dc_state_temp = NULL; @@ -6097,6 +9560,9 @@ static void amdgpu_dm_atomic_commit_tail(struct drm_atomic_state *state) struct drm_connector_state *old_con_state, *new_con_state; struct dm_crtc_state *dm_old_crtc_state, *dm_new_crtc_state; int crtc_disable_count = 0; + bool mode_set_reset_required = false; + + trace_amdgpu_dm_atomic_commit_tail_begin(state); drm_atomic_helper_update_legacy_modeset_state(dev, state); @@ -6111,6 +9577,22 @@ static void amdgpu_dm_atomic_commit_tail(struct drm_atomic_state *state) dc_resource_state_copy_construct_current(dm->dc, dc_state); } + for_each_oldnew_crtc_in_state (state, crtc, old_crtc_state, + new_crtc_state, i) { + struct amdgpu_crtc *acrtc = to_amdgpu_crtc(crtc); + + dm_old_crtc_state = to_dm_crtc_state(old_crtc_state); + + if (old_crtc_state->active && + (!new_crtc_state->active || + drm_atomic_crtc_needs_modeset(new_crtc_state))) { + manage_dm_interrupts(adev, acrtc, false); + dc_stream_release(dm_old_crtc_state->stream); + } + } + + drm_atomic_helper_calc_timestamping_constants(state); + /* update changed items */ for_each_oldnew_crtc_in_state(state, crtc, old_crtc_state, new_crtc_state, i) { struct amdgpu_crtc *acrtc = to_amdgpu_crtc(crtc); @@ -6118,7 +9600,7 @@ static void amdgpu_dm_atomic_commit_tail(struct drm_atomic_state *state) dm_new_crtc_state = to_dm_crtc_state(new_crtc_state); dm_old_crtc_state = to_dm_crtc_state(old_crtc_state); - DRM_DEBUG_DRIVER( + drm_dbg_state(state->dev, "amdgpu_crtc id:%d crtc_state_flags: enable:%d, active:%d, " "planes_changed:%d, mode_changed:%d,active_changed:%d," "connectors_changed:%d\n", @@ -6130,6 +9612,16 @@ static void amdgpu_dm_atomic_commit_tail(struct drm_atomic_state *state) new_crtc_state->active_changed, new_crtc_state->connectors_changed); + /* Disable cursor if disabling crtc */ + if (old_crtc_state->active && !new_crtc_state->active) { + struct dc_cursor_position position; + + memset(&position, 0, sizeof(position)); + mutex_lock(&dm->dc_lock); + dc_stream_set_cursor_position(dm_old_crtc_state->stream, &position); + mutex_unlock(&dm->dc_lock); + } + /* Copy all transient state flags into dc state */ if (dm_new_crtc_state->stream) { amdgpu_dm_crtc_copy_transient_flags(&dm_new_crtc_state->base, @@ -6142,7 +9634,7 @@ static void amdgpu_dm_atomic_commit_tail(struct drm_atomic_state *state) if (modeset_required(new_crtc_state, dm_new_crtc_state->stream, dm_old_crtc_state->stream)) { - DRM_DEBUG_DRIVER("Atomic commit: SET crtc id %d: [%p]\n", acrtc->crtc_id, acrtc); + DRM_DEBUG_ATOMIC("Atomic commit: SET crtc id %d: [%p]\n", acrtc->crtc_id, acrtc); if (!dm_new_crtc_state->stream) { /* @@ -6173,19 +9665,33 @@ static void amdgpu_dm_atomic_commit_tail(struct drm_atomic_state *state) acrtc->enabled = true; acrtc->hw_mode = new_crtc_state->mode; crtc->hwmode = new_crtc_state->mode; + mode_set_reset_required = true; } else if (modereset_required(new_crtc_state)) { - DRM_DEBUG_DRIVER("Atomic commit: RESET. crtc id %d:[%p]\n", acrtc->crtc_id, acrtc); - + DRM_DEBUG_ATOMIC("Atomic commit: RESET. crtc id %d:[%p]\n", acrtc->crtc_id, acrtc); /* i.e. reset mode */ if (dm_old_crtc_state->stream) remove_stream(adev, acrtc, dm_old_crtc_state->stream); + + mode_set_reset_required = true; } } /* for_each_crtc_in_state() */ if (dc_state) { + /* if there mode set or reset, disable eDP PSR */ + if (mode_set_reset_required) { + if (dm->vblank_control_workqueue) + flush_workqueue(dm->vblank_control_workqueue); + + amdgpu_dm_psr_disable_all(dm); + } + dm_enable_per_frame_crtc_master_sync(dc_state); mutex_lock(&dm->dc_lock); WARN_ON(!dc_commit_state(dm->dc, dc_state)); + + /* Allow idle optimization when vblank count is 0 for display off */ + if (dm->active_vblank_irq_count == 0) + dc_allow_idle_optimizations(dm->dc, true); mutex_unlock(&dm->dc_lock); } @@ -6201,13 +9707,40 @@ static void amdgpu_dm_atomic_commit_tail(struct drm_atomic_state *state) if (!status) status = dc_stream_get_status_from_state(dc_state, dm_new_crtc_state->stream); - if (!status) DC_ERR("got no status for stream %p on acrtc%p\n", dm_new_crtc_state->stream, acrtc); else acrtc->otg_inst = status->primary_otg_inst; } } +#ifdef CONFIG_DRM_AMD_DC_HDCP + for_each_oldnew_connector_in_state(state, connector, old_con_state, new_con_state, i) { + struct dm_connector_state *dm_new_con_state = to_dm_connector_state(new_con_state); + struct amdgpu_crtc *acrtc = to_amdgpu_crtc(dm_new_con_state->base.crtc); + struct amdgpu_dm_connector *aconnector = to_amdgpu_dm_connector(connector); + + new_crtc_state = NULL; + + if (acrtc) + new_crtc_state = drm_atomic_get_new_crtc_state(state, &acrtc->base); + + dm_new_crtc_state = to_dm_crtc_state(new_crtc_state); + + if (dm_new_crtc_state && dm_new_crtc_state->stream == NULL && + connector->state->content_protection == DRM_MODE_CONTENT_PROTECTION_ENABLED) { + hdcp_reset_display(adev->dm.hdcp_workqueue, aconnector->dc_link->link_index); + new_con_state->content_protection = DRM_MODE_CONTENT_PROTECTION_DESIRED; + dm_new_con_state->update_hdcp = true; + continue; + } + + if (is_content_protection_different(new_con_state, old_con_state, connector, adev->dm.hdcp_workqueue)) + hdcp_update_display( + adev->dm.hdcp_workqueue, aconnector->dc_link->link_index, aconnector, + new_con_state->hdcp_content_type, + new_con_state->content_protection == DRM_MODE_CONTENT_PROTECTION_DESIRED); + } +#endif /* Handle connector state changes */ for_each_oldnew_connector_in_state(state, connector, old_con_state, new_con_state, i) { @@ -6242,14 +9775,15 @@ static void amdgpu_dm_atomic_commit_tail(struct drm_atomic_state *state) dm_old_crtc_state->abm_level; hdr_changed = - is_hdr_metadata_different(old_con_state, new_con_state); + !drm_connector_atomic_hdr_metadata_equal(old_con_state, new_con_state); if (!scaling_changed && !abm_changed && !hdr_changed) continue; + stream_update.stream = dm_new_crtc_state->stream; if (scaling_changed) { update_stream_scaling_settings(&dm_new_con_state->base.crtc->mode, - dm_new_con_state, (struct dc_stream_state *)dm_new_crtc_state->stream); + dm_new_con_state, dm_new_crtc_state->stream); stream_update.src = dm_new_crtc_state->stream->src; stream_update.dst = dm_new_crtc_state->stream->dst; @@ -6267,7 +9801,10 @@ static void amdgpu_dm_atomic_commit_tail(struct drm_atomic_state *state) } status = dc_stream_get_status(dm_new_crtc_state->stream); - WARN_ON(!status); + + if (WARN_ON(!status)) + continue; + WARN_ON(!status->plane_count); /* @@ -6298,19 +9835,73 @@ static void amdgpu_dm_atomic_commit_tail(struct drm_atomic_state *state) dm_new_crtc_state = to_dm_crtc_state(new_crtc_state); dm_old_crtc_state = to_dm_crtc_state(old_crtc_state); - /* Update freesync active state. */ - pre_update_freesync_state_on_stream(dm, dm_new_crtc_state); + /* For freesync config update on crtc state and params for irq */ + update_stream_irq_parameters(dm, dm_new_crtc_state); /* Handle vrr on->off / off->on transitions */ amdgpu_dm_handle_vrr_transition(dm_old_crtc_state, dm_new_crtc_state); } - /* Enable interrupts for CRTCs going through a modeset. */ - amdgpu_dm_enable_crtc_interrupts(dev, state, true); + /** + * Enable interrupts for CRTCs that are newly enabled or went through + * a modeset. It was intentionally deferred until after the front end + * state was modified to wait until the OTG was on and so the IRQ + * handlers didn't access stale or invalid state. + */ + for_each_oldnew_crtc_in_state(state, crtc, old_crtc_state, new_crtc_state, i) { + struct amdgpu_crtc *acrtc = to_amdgpu_crtc(crtc); +#ifdef CONFIG_DEBUG_FS + bool configure_crc = false; + enum amdgpu_dm_pipe_crc_source cur_crc_src; +#if defined(CONFIG_DRM_AMD_SECURE_DISPLAY) + struct crc_rd_work *crc_rd_wrk = dm->crc_rd_wrk; +#endif + spin_lock_irqsave(&adev_to_drm(adev)->event_lock, flags); + cur_crc_src = acrtc->dm_irq_params.crc_src; + spin_unlock_irqrestore(&adev_to_drm(adev)->event_lock, flags); +#endif + dm_new_crtc_state = to_dm_crtc_state(new_crtc_state); + + if (new_crtc_state->active && + (!old_crtc_state->active || + drm_atomic_crtc_needs_modeset(new_crtc_state))) { + dc_stream_retain(dm_new_crtc_state->stream); + acrtc->dm_irq_params.stream = dm_new_crtc_state->stream; + manage_dm_interrupts(adev, acrtc, true); + +#ifdef CONFIG_DEBUG_FS + /** + * Frontend may have changed so reapply the CRC capture + * settings for the stream. + */ + dm_new_crtc_state = to_dm_crtc_state(new_crtc_state); + + if (amdgpu_dm_is_valid_crc_source(cur_crc_src)) { + configure_crc = true; +#if defined(CONFIG_DRM_AMD_SECURE_DISPLAY) + if (amdgpu_dm_crc_window_is_activated(crtc)) { + spin_lock_irqsave(&adev_to_drm(adev)->event_lock, flags); + acrtc->dm_irq_params.crc_window.update_win = true; + acrtc->dm_irq_params.crc_window.skip_frame_cnt = 2; + spin_lock_irq(&crc_rd_wrk->crc_rd_work_lock); + crc_rd_wrk->crtc = crtc; + spin_unlock_irq(&crc_rd_wrk->crc_rd_work_lock); + spin_unlock_irqrestore(&adev_to_drm(adev)->event_lock, flags); + } +#endif + } + + if (configure_crc) + if (amdgpu_dm_crtc_configure_crc_source( + crtc, dm_new_crtc_state, cur_crc_src)) + DRM_DEBUG_DRIVER("Failed to configure crc source"); +#endif + } + } for_each_new_crtc_in_state(state, crtc, new_crtc_state, j) - if (new_crtc_state->pageflip_flags & DRM_MODE_PAGE_FLIP_ASYNC) + if (new_crtc_state->async_flip) wait_for_vblank = false; /* update planes when needed per crtc*/ @@ -6322,17 +9913,23 @@ static void amdgpu_dm_atomic_commit_tail(struct drm_atomic_state *state) dm, crtc, wait_for_vblank); } - /* Enable interrupts for CRTCs going from 0 to n active planes. */ - amdgpu_dm_enable_crtc_interrupts(dev, state, false); - /* Update audio instances for each connector. */ amdgpu_dm_commit_audio(dev, state); +#if defined(CONFIG_BACKLIGHT_CLASS_DEVICE) || \ + defined(CONFIG_BACKLIGHT_CLASS_DEVICE_MODULE) + /* restore the backlight level */ + for (i = 0; i < dm->num_of_edps; i++) { + if (dm->backlight_dev[i] && + (dm->actual_brightness[i] != dm->brightness[i])) + amdgpu_dm_backlight_set_level(dm, i, dm->brightness[i]); + } +#endif /* * send vblank event on all events not handled in flip and * mark consumed event for drm_atomic_helper_commit_hw_done */ - spin_lock_irqsave(&adev->ddev->event_lock, flags); + spin_lock_irqsave(&adev_to_drm(adev)->event_lock, flags); for_each_new_crtc_in_state(state, crtc, new_crtc_state, i) { if (new_crtc_state->event) @@ -6340,7 +9937,7 @@ static void amdgpu_dm_atomic_commit_tail(struct drm_atomic_state *state) new_crtc_state->event = NULL; } - spin_unlock_irqrestore(&adev->ddev->event_lock, flags); + spin_unlock_irqrestore(&adev_to_drm(adev)->event_lock, flags); /* Signal HW programming completion */ drm_atomic_helper_commit_hw_done(state); @@ -6350,6 +9947,11 @@ static void amdgpu_dm_atomic_commit_tail(struct drm_atomic_state *state) drm_atomic_helper_cleanup_planes(dev, state); + /* return the stolen vga memory back to VRAM */ + if (!adev->mman.keep_stolen_vga_memory) + amdgpu_bo_free_kernel(&adev->mman.stolen_vga_memory, NULL, NULL); + amdgpu_bo_free_kernel(&adev->mman.stolen_extended_memory, NULL, NULL); + /* * Finally, drop a runtime PM reference for each newly disabled CRTC, * so we can put the GPU into runtime suspend if we're not driving any @@ -6389,14 +9991,14 @@ static int dm_force_atomic_commit(struct drm_connector *connector) ret = PTR_ERR_OR_ZERO(conn_state); if (ret) - goto err; + goto out; /* Attach crtc to drm_atomic_state*/ crtc_state = drm_atomic_get_crtc_state(state, &disconnected_acrtc->base); ret = PTR_ERR_OR_ZERO(crtc_state); if (ret) - goto err; + goto out; /* force a restore */ crtc_state->mode_changed = true; @@ -6406,17 +10008,15 @@ static int dm_force_atomic_commit(struct drm_connector *connector) ret = PTR_ERR_OR_ZERO(plane_state); if (ret) - goto err; - + goto out; /* Call commit internally with the state we just constructed */ ret = drm_atomic_commit(state); - if (!ret) - return 0; -err: - DRM_ERROR("Restoring old state failed with %i\n", ret); +out: drm_atomic_state_put(state); + if (ret) + DRM_ERROR("Restoring old state failed with %i\n", ret); return ret; } @@ -6513,6 +10113,7 @@ static void get_freesync_config_for_crtc( to_amdgpu_dm_connector(new_con_state->base.connector); struct drm_display_mode *mode = &new_crtc_state->base.mode; int vrefresh = drm_mode_vrefresh(mode); + bool fs_vid_mode = false; new_crtc_state->vrr_supported = new_con_state->freesync_capable && vrefresh >= aconnector->min_vfreq && @@ -6520,17 +10121,24 @@ static void get_freesync_config_for_crtc( if (new_crtc_state->vrr_supported) { new_crtc_state->stream->ignore_msa_timing_param = true; - config.state = new_crtc_state->base.vrr_enabled ? - VRR_STATE_ACTIVE_VARIABLE : - VRR_STATE_INACTIVE; - config.min_refresh_in_uhz = - aconnector->min_vfreq * 1000000; - config.max_refresh_in_uhz = - aconnector->max_vfreq * 1000000; + fs_vid_mode = new_crtc_state->freesync_config.state == VRR_STATE_ACTIVE_FIXED; + + config.min_refresh_in_uhz = aconnector->min_vfreq * 1000000; + config.max_refresh_in_uhz = aconnector->max_vfreq * 1000000; config.vsif_supported = true; config.btr = true; - } + if (fs_vid_mode) { + config.state = VRR_STATE_ACTIVE_FIXED; + config.fixed_refresh_in_uhz = new_crtc_state->freesync_config.fixed_refresh_in_uhz; + goto out; + } else if (new_crtc_state->base.vrr_enabled) { + config.state = VRR_STATE_ACTIVE_VARIABLE; + } else { + config.state = VRR_STATE_INACTIVE; + } + } +out: new_crtc_state->freesync_config = config; } @@ -6539,19 +10147,61 @@ static void reset_freesync_config_for_crtc( { new_crtc_state->vrr_supported = false; - memset(&new_crtc_state->vrr_params, 0, - sizeof(new_crtc_state->vrr_params)); memset(&new_crtc_state->vrr_infopacket, 0, sizeof(new_crtc_state->vrr_infopacket)); } +static bool +is_timing_unchanged_for_freesync(struct drm_crtc_state *old_crtc_state, + struct drm_crtc_state *new_crtc_state) +{ + const struct drm_display_mode *old_mode, *new_mode; + + if (!old_crtc_state || !new_crtc_state) + return false; + + old_mode = &old_crtc_state->mode; + new_mode = &new_crtc_state->mode; + + if (old_mode->clock == new_mode->clock && + old_mode->hdisplay == new_mode->hdisplay && + old_mode->vdisplay == new_mode->vdisplay && + old_mode->htotal == new_mode->htotal && + old_mode->vtotal != new_mode->vtotal && + old_mode->hsync_start == new_mode->hsync_start && + old_mode->vsync_start != new_mode->vsync_start && + old_mode->hsync_end == new_mode->hsync_end && + old_mode->vsync_end != new_mode->vsync_end && + old_mode->hskew == new_mode->hskew && + old_mode->vscan == new_mode->vscan && + (old_mode->vsync_end - old_mode->vsync_start) == + (new_mode->vsync_end - new_mode->vsync_start)) + return true; + + return false; +} + +static void set_freesync_fixed_config(struct dm_crtc_state *dm_new_crtc_state) { + uint64_t num, den, res; + struct drm_crtc_state *new_crtc_state = &dm_new_crtc_state->base; + + dm_new_crtc_state->freesync_config.state = VRR_STATE_ACTIVE_FIXED; + + num = (unsigned long long)new_crtc_state->mode.clock * 1000 * 1000000; + den = (unsigned long long)new_crtc_state->mode.htotal * + (unsigned long long)new_crtc_state->mode.vtotal; + + res = div_u64(num, den); + dm_new_crtc_state->freesync_config.fixed_refresh_in_uhz = res; +} + static int dm_update_crtc_state(struct amdgpu_display_manager *dm, - struct drm_atomic_state *state, - struct drm_crtc *crtc, - struct drm_crtc_state *old_crtc_state, - struct drm_crtc_state *new_crtc_state, - bool enable, - bool *lock_and_validation_needed) + struct drm_atomic_state *state, + struct drm_crtc *crtc, + struct drm_crtc_state *old_crtc_state, + struct drm_crtc_state *new_crtc_state, + bool enable, + bool *lock_and_validation_needed) { struct dm_atomic_state *dm_state = NULL; struct dm_crtc_state *dm_old_crtc_state, *dm_new_crtc_state; @@ -6593,10 +10243,10 @@ static int dm_update_crtc_state(struct amdgpu_display_manager *dm, if (!drm_atomic_crtc_needs_modeset(new_crtc_state)) goto skip_modeset; - new_stream = create_stream_for_sink(aconnector, - &new_crtc_state->mode, - dm_new_conn_state, - dm_old_crtc_state->stream); + new_stream = create_validate_stream_for_sink(aconnector, + &new_crtc_state->mode, + dm_new_conn_state, + dm_old_crtc_state->stream); /* * we can have no stream on ACTION_SET if a display @@ -6612,6 +10262,13 @@ static int dm_update_crtc_state(struct amdgpu_display_manager *dm, goto fail; } + /* + * TODO: Check VSDB bits to decide whether this should + * be enabled or not. + */ + new_stream->triggered_crtc_reset.enabled = + dm->force_timing_sync; + dm_new_crtc_state->abm_level = dm_new_conn_state->abm_level; ret = fill_hdr_info_packet(drm_new_conn_state, @@ -6629,6 +10286,10 @@ static int dm_update_crtc_state(struct amdgpu_display_manager *dm, * in all conditions. */ if (dm_new_crtc_state->stream && + is_timing_unchanged_for_freesync(new_crtc_state, old_crtc_state)) + goto skip_modeset; + + if (dm_new_crtc_state->stream && dc_is_stream_unchanged(new_stream, dm_old_crtc_state->stream) && dc_is_stream_scaling_unchanged(new_stream, dm_old_crtc_state->stream)) { new_crtc_state->mode_changed = false; @@ -6641,7 +10302,7 @@ static int dm_update_crtc_state(struct amdgpu_display_manager *dm, if (!drm_atomic_crtc_needs_modeset(new_crtc_state)) goto skip_modeset; - DRM_DEBUG_DRIVER( + drm_dbg_state(state->dev, "amdgpu_crtc id:%d crtc_state_flags: enable:%d, active:%d, " "planes_changed:%d, mode_changed:%d,active_changed:%d," "connectors_changed:%d\n", @@ -6659,6 +10320,29 @@ static int dm_update_crtc_state(struct amdgpu_display_manager *dm, if (!dm_old_crtc_state->stream) goto skip_modeset; + if (dm_new_crtc_state->stream && + is_timing_unchanged_for_freesync(new_crtc_state, + old_crtc_state)) { + new_crtc_state->mode_changed = false; + DRM_DEBUG_DRIVER( + "Mode change not required for front porch change, " + "setting mode_changed to %d", + new_crtc_state->mode_changed); + + set_freesync_fixed_config(dm_new_crtc_state); + + goto skip_modeset; + } else if (aconnector && + is_freesync_video_mode(&new_crtc_state->mode, + aconnector)) { + struct drm_display_mode *high_mode; + + high_mode = get_highest_refresh_rate_mode(aconnector, false); + if (!drm_mode_equal(&new_crtc_state->mode, high_mode)) { + set_freesync_fixed_config(dm_new_crtc_state); + } + } + ret = dm_atomic_get_state(state, &dm_state); if (ret) goto fail; @@ -6707,8 +10391,8 @@ static int dm_update_crtc_state(struct amdgpu_display_manager *dm, dc_stream_retain(new_stream); - DRM_DEBUG_DRIVER("Enabling DRM crtc: %d\n", - crtc->base.id); + DRM_DEBUG_ATOMIC("Enabling DRM crtc: %d\n", + crtc->base.id); if (dc_add_stream_to_ctx( dm->dc, @@ -6731,8 +10415,7 @@ skip_modeset: * We want to do dc stream updates that do not require a * full modeset below. */ - if (!(enable && aconnector && new_crtc_state->enable && - new_crtc_state->active)) + if (!(enable && aconnector && new_crtc_state->active)) return 0; /* * Given above conditions, the dc state cannot be NULL because: @@ -6745,7 +10428,8 @@ skip_modeset: BUG_ON(dm_new_crtc_state->stream == NULL); /* Scaling or underscan settings */ - if (is_scaling_state_different(dm_old_conn_state, dm_new_conn_state)) + if (is_scaling_state_different(dm_old_conn_state, dm_new_conn_state) || + drm_atomic_crtc_needs_modeset(new_crtc_state)) update_stream_scaling_settings( &new_crtc_state->mode, dm_new_conn_state, dm_new_crtc_state->stream); @@ -6823,6 +10507,7 @@ static bool should_reset_plane(struct drm_atomic_state *state, * TODO: Come up with a more elegant solution for this. */ for_each_oldnew_plane_in_state(state, other, old_other_state, new_other_state, i) { + struct amdgpu_framebuffer *old_afb, *new_afb; if (other->type == DRM_PLANE_TYPE_CURSOR) continue; @@ -6833,15 +10518,112 @@ static bool should_reset_plane(struct drm_atomic_state *state, if (old_other_state->crtc != new_other_state->crtc) return true; - /* TODO: Remove this once we can handle fast format changes. */ - if (old_other_state->fb && new_other_state->fb && - old_other_state->fb->format != new_other_state->fb->format) + /* Src/dst size and scaling updates. */ + if (old_other_state->src_w != new_other_state->src_w || + old_other_state->src_h != new_other_state->src_h || + old_other_state->crtc_w != new_other_state->crtc_w || + old_other_state->crtc_h != new_other_state->crtc_h) + return true; + + /* Rotation / mirroring updates. */ + if (old_other_state->rotation != new_other_state->rotation) + return true; + + /* Blending updates. */ + if (old_other_state->pixel_blend_mode != + new_other_state->pixel_blend_mode) + return true; + + /* Alpha updates. */ + if (old_other_state->alpha != new_other_state->alpha) + return true; + + /* Colorspace changes. */ + if (old_other_state->color_range != new_other_state->color_range || + old_other_state->color_encoding != new_other_state->color_encoding) + return true; + + /* Framebuffer checks fall at the end. */ + if (!old_other_state->fb || !new_other_state->fb) + continue; + + /* Pixel format changes can require bandwidth updates. */ + if (old_other_state->fb->format != new_other_state->fb->format) + return true; + + old_afb = (struct amdgpu_framebuffer *)old_other_state->fb; + new_afb = (struct amdgpu_framebuffer *)new_other_state->fb; + + /* Tiling and DCC changes also require bandwidth updates. */ + if (old_afb->tiling_flags != new_afb->tiling_flags || + old_afb->base.modifier != new_afb->base.modifier) return true; } return false; } +static int dm_check_cursor_fb(struct amdgpu_crtc *new_acrtc, + struct drm_plane_state *new_plane_state, + struct drm_framebuffer *fb) +{ + struct amdgpu_device *adev = drm_to_adev(new_acrtc->base.dev); + struct amdgpu_framebuffer *afb = to_amdgpu_framebuffer(fb); + unsigned int pitch; + bool linear; + + if (fb->width > new_acrtc->max_cursor_width || + fb->height > new_acrtc->max_cursor_height) { + DRM_DEBUG_ATOMIC("Bad cursor FB size %dx%d\n", + new_plane_state->fb->width, + new_plane_state->fb->height); + return -EINVAL; + } + if (new_plane_state->src_w != fb->width << 16 || + new_plane_state->src_h != fb->height << 16) { + DRM_DEBUG_ATOMIC("Cropping not supported for cursor plane\n"); + return -EINVAL; + } + + /* Pitch in pixels */ + pitch = fb->pitches[0] / fb->format->cpp[0]; + + if (fb->width != pitch) { + DRM_DEBUG_ATOMIC("Cursor FB width %d doesn't match pitch %d", + fb->width, pitch); + return -EINVAL; + } + + switch (pitch) { + case 64: + case 128: + case 256: + /* FB pitch is supported by cursor plane */ + break; + default: + DRM_DEBUG_ATOMIC("Bad cursor FB pitch %d px\n", pitch); + return -EINVAL; + } + + /* Core DRM takes care of checking FB modifiers, so we only need to + * check tiling flags when the FB doesn't have a modifier. */ + if (!(fb->flags & DRM_MODE_FB_MODIFIERS)) { + if (adev->family < AMDGPU_FAMILY_AI) { + linear = AMDGPU_TILING_GET(afb->tiling_flags, ARRAY_MODE) != DC_ARRAY_2D_TILED_THIN1 && + AMDGPU_TILING_GET(afb->tiling_flags, ARRAY_MODE) != DC_ARRAY_1D_TILED_THIN1 && + AMDGPU_TILING_GET(afb->tiling_flags, MICRO_TILE_MODE) == 0; + } else { + linear = AMDGPU_TILING_GET(afb->tiling_flags, SWIZZLE_MODE) == 0; + } + if (!linear) { + DRM_DEBUG_ATOMIC("Cursor FB not linear"); + return -EINVAL; + } + } + + return 0; +} + static int dm_update_plane_state(struct dc *dc, struct drm_atomic_state *state, struct drm_plane *plane, @@ -6856,6 +10638,7 @@ static int dm_update_plane_state(struct dc *dc, struct drm_crtc_state *old_crtc_state, *new_crtc_state; struct dm_crtc_state *dm_new_crtc_state, *dm_old_crtc_state; struct dm_plane_state *dm_new_plane_state, *dm_old_plane_state; + struct amdgpu_crtc *new_acrtc; bool needs_reset; int ret = 0; @@ -6865,9 +10648,27 @@ static int dm_update_plane_state(struct dc *dc, dm_new_plane_state = to_dm_plane_state(new_plane_state); dm_old_plane_state = to_dm_plane_state(old_plane_state); - /*TODO Implement atomic check for cursor plane */ - if (plane->type == DRM_PLANE_TYPE_CURSOR) + if (plane->type == DRM_PLANE_TYPE_CURSOR) { + if (!enable || !new_plane_crtc || + drm_atomic_plane_disabling(plane->state, new_plane_state)) + return 0; + + new_acrtc = to_amdgpu_crtc(new_plane_crtc); + + if (new_plane_state->src_x != 0 || new_plane_state->src_y != 0) { + DRM_DEBUG_ATOMIC("Cropping not supported for cursor plane\n"); + return -EINVAL; + } + + if (new_plane_state->fb) { + ret = dm_check_cursor_fb(new_acrtc, new_plane_state, + new_plane_state->fb); + if (ret) + return ret; + } + return 0; + } needs_reset = should_reset_plane(state, plane, old_plane_state, new_plane_state); @@ -6900,8 +10701,7 @@ static int dm_update_plane_state(struct dc *dc, dm_old_plane_state->dc_state, dm_state->context)) { - ret = EINVAL; - return ret; + return -EINVAL; } @@ -6928,17 +10728,21 @@ static int dm_update_plane_state(struct dc *dc, if (!needs_reset) return 0; + ret = dm_plane_helper_check_state(new_plane_state, new_crtc_state); + if (ret) + return ret; + WARN_ON(dm_new_plane_state->dc_state); dc_new_plane_state = dc_create_plane_state(dc); if (!dc_new_plane_state) return -ENOMEM; - DRM_DEBUG_DRIVER("Enabling DRM plane: %d on DRM crtc %d\n", - plane->base.id, new_plane_crtc->base.id); + DRM_DEBUG_ATOMIC("Enabling DRM plane: %d on DRM crtc %d\n", + plane->base.id, new_plane_crtc->base.id); ret = fill_dc_plane_attributes( - new_plane_crtc->dev->dev_private, + drm_to_adev(new_plane_crtc->dev), dc_new_plane_state, new_plane_state, new_crtc_state); @@ -6972,6 +10776,8 @@ static int dm_update_plane_state(struct dc *dc, dm_new_plane_state->dc_state = dc_new_plane_state; + dm_new_crtc_state->mpo_requested |= (plane->type == DRM_PLANE_TYPE_OVERLAY); + /* Tell DC to do a full surface update every time there * is a plane change. Inefficient, but works for now. */ @@ -6984,138 +10790,109 @@ static int dm_update_plane_state(struct dc *dc, return ret; } -static int -dm_determine_update_type_for_commit(struct amdgpu_display_manager *dm, - struct drm_atomic_state *state, - enum surface_update_type *out_type) +static void dm_get_oriented_plane_size(struct drm_plane_state *plane_state, + int *src_w, int *src_h) { - struct dc *dc = dm->dc; - struct dm_atomic_state *dm_state = NULL, *old_dm_state = NULL; - int i, j, num_plane, ret = 0; - struct drm_plane_state *old_plane_state, *new_plane_state; - struct dm_plane_state *new_dm_plane_state, *old_dm_plane_state; - struct drm_crtc *new_plane_crtc, *old_plane_crtc; - struct drm_plane *plane; - - struct drm_crtc *crtc; - struct drm_crtc_state *new_crtc_state, *old_crtc_state; - struct dm_crtc_state *new_dm_crtc_state, *old_dm_crtc_state; - struct dc_stream_status *status = NULL; - - struct dc_surface_update *updates; - enum surface_update_type update_type = UPDATE_TYPE_FAST; - - updates = kcalloc(MAX_SURFACES, sizeof(*updates), GFP_KERNEL); - - if (!updates) { - DRM_ERROR("Failed to allocate plane updates\n"); - /* Set type to FULL to avoid crashing in DC*/ - update_type = UPDATE_TYPE_FULL; - goto cleanup; + switch (plane_state->rotation & DRM_MODE_ROTATE_MASK) { + case DRM_MODE_ROTATE_90: + case DRM_MODE_ROTATE_270: + *src_w = plane_state->src_h >> 16; + *src_h = plane_state->src_w >> 16; + break; + case DRM_MODE_ROTATE_0: + case DRM_MODE_ROTATE_180: + default: + *src_w = plane_state->src_w >> 16; + *src_h = plane_state->src_h >> 16; + break; } +} - for_each_oldnew_crtc_in_state(state, crtc, old_crtc_state, new_crtc_state, i) { - struct dc_scaling_info scaling_info; - struct dc_stream_update stream_update; +static int dm_check_crtc_cursor(struct drm_atomic_state *state, + struct drm_crtc *crtc, + struct drm_crtc_state *new_crtc_state) +{ + struct drm_plane *cursor = crtc->cursor, *underlying; + struct drm_plane_state *new_cursor_state, *new_underlying_state; + int i; + int cursor_scale_w, cursor_scale_h, underlying_scale_w, underlying_scale_h; + int cursor_src_w, cursor_src_h; + int underlying_src_w, underlying_src_h; - memset(&stream_update, 0, sizeof(stream_update)); + /* On DCE and DCN there is no dedicated hardware cursor plane. We get a + * cursor per pipe but it's going to inherit the scaling and + * positioning from the underlying pipe. Check the cursor plane's + * blending properties match the underlying planes'. */ - new_dm_crtc_state = to_dm_crtc_state(new_crtc_state); - old_dm_crtc_state = to_dm_crtc_state(old_crtc_state); - num_plane = 0; + new_cursor_state = drm_atomic_get_new_plane_state(state, cursor); + if (!new_cursor_state || !new_cursor_state->fb) { + return 0; + } - if (new_dm_crtc_state->stream != old_dm_crtc_state->stream) { - update_type = UPDATE_TYPE_FULL; - goto cleanup; - } + dm_get_oriented_plane_size(new_cursor_state, &cursor_src_w, &cursor_src_h); + cursor_scale_w = new_cursor_state->crtc_w * 1000 / cursor_src_w; + cursor_scale_h = new_cursor_state->crtc_h * 1000 / cursor_src_h; - if (!new_dm_crtc_state->stream) + for_each_new_plane_in_state_reverse(state, underlying, new_underlying_state, i) { + /* Narrow down to non-cursor planes on the same CRTC as the cursor */ + if (new_underlying_state->crtc != crtc || underlying == crtc->cursor) continue; - for_each_oldnew_plane_in_state(state, plane, old_plane_state, new_plane_state, j) { - new_plane_crtc = new_plane_state->crtc; - old_plane_crtc = old_plane_state->crtc; - new_dm_plane_state = to_dm_plane_state(new_plane_state); - old_dm_plane_state = to_dm_plane_state(old_plane_state); - - if (plane->type == DRM_PLANE_TYPE_CURSOR) - continue; - - if (new_dm_plane_state->dc_state != old_dm_plane_state->dc_state) { - update_type = UPDATE_TYPE_FULL; - goto cleanup; - } - - if (crtc != new_plane_crtc) - continue; - - updates[num_plane].surface = new_dm_plane_state->dc_state; - - if (new_crtc_state->mode_changed) { - stream_update.dst = new_dm_crtc_state->stream->dst; - stream_update.src = new_dm_crtc_state->stream->src; - } - - if (new_crtc_state->color_mgmt_changed) { - updates[num_plane].gamma = - new_dm_plane_state->dc_state->gamma_correction; - updates[num_plane].in_transfer_func = - new_dm_plane_state->dc_state->in_transfer_func; - stream_update.gamut_remap = - &new_dm_crtc_state->stream->gamut_remap_matrix; - stream_update.output_csc_transform = - &new_dm_crtc_state->stream->csc_color_matrix; - stream_update.out_transfer_func = - new_dm_crtc_state->stream->out_transfer_func; - } - - ret = fill_dc_scaling_info(new_plane_state, - &scaling_info); - if (ret) - goto cleanup; + /* Ignore disabled planes */ + if (!new_underlying_state->fb) + continue; - updates[num_plane].scaling_info = &scaling_info; + dm_get_oriented_plane_size(new_underlying_state, + &underlying_src_w, &underlying_src_h); + underlying_scale_w = new_underlying_state->crtc_w * 1000 / underlying_src_w; + underlying_scale_h = new_underlying_state->crtc_h * 1000 / underlying_src_h; - num_plane++; + if (cursor_scale_w != underlying_scale_w || + cursor_scale_h != underlying_scale_h) { + drm_dbg_atomic(crtc->dev, + "Cursor [PLANE:%d:%s] scaling doesn't match underlying [PLANE:%d:%s]\n", + cursor->base.id, cursor->name, underlying->base.id, underlying->name); + return -EINVAL; } - if (num_plane == 0) - continue; - - ret = dm_atomic_get_state(state, &dm_state); - if (ret) - goto cleanup; + /* If this plane covers the whole CRTC, no need to check planes underneath */ + if (new_underlying_state->crtc_x <= 0 && + new_underlying_state->crtc_y <= 0 && + new_underlying_state->crtc_x + new_underlying_state->crtc_w >= new_crtc_state->mode.hdisplay && + new_underlying_state->crtc_y + new_underlying_state->crtc_h >= new_crtc_state->mode.vdisplay) + break; + } - old_dm_state = dm_atomic_get_old_state(state); - if (!old_dm_state) { - ret = -EINVAL; - goto cleanup; - } + return 0; +} - status = dc_stream_get_status_from_state(old_dm_state->context, - new_dm_crtc_state->stream); +#if defined(CONFIG_DRM_AMD_DC_DCN) +static int add_affected_mst_dsc_crtcs(struct drm_atomic_state *state, struct drm_crtc *crtc) +{ + struct drm_connector *connector; + struct drm_connector_state *conn_state, *old_conn_state; + struct amdgpu_dm_connector *aconnector = NULL; + int i; + for_each_oldnew_connector_in_state(state, connector, old_conn_state, conn_state, i) { + if (!conn_state->crtc) + conn_state = old_conn_state; - /* - * TODO: DC modifies the surface during this call so we need - * to lock here - find a way to do this without locking. - */ - mutex_lock(&dm->dc_lock); - update_type = dc_check_update_surfaces_for_stream(dc, updates, num_plane, - &stream_update, status); - mutex_unlock(&dm->dc_lock); + if (conn_state->crtc != crtc) + continue; - if (update_type > UPDATE_TYPE_MED) { - update_type = UPDATE_TYPE_FULL; - goto cleanup; - } + aconnector = to_amdgpu_dm_connector(connector); + if (!aconnector->port || !aconnector->mst_port) + aconnector = NULL; + else + break; } -cleanup: - kfree(updates); + if (!aconnector) + return 0; - *out_type = update_type; - return ret; + return drm_dp_mst_add_affected_dsc_crtcs(state, &aconnector->mst_port->mst_mgr); } +#endif /** * amdgpu_dm_atomic_check() - Atomic check implementation for AMDgpu DM. @@ -7132,8 +10909,7 @@ cleanup: * acquired. For full updates case which removes/adds/updates streams on one * CRTC while flipping on another CRTC, acquiring global lock will guarantee * that any such full update commit will wait for completion of any outstanding - * flip using DRMs synchronization events. See - * dm_determine_update_type_for_commit() + * flip using DRMs synchronization events. * * Note that DM adds the affected connectors for all CRTCs in state, when that * might not seem necessary. This is because DC stream creation requires the @@ -7145,7 +10921,7 @@ cleanup: static int amdgpu_dm_atomic_check(struct drm_device *dev, struct drm_atomic_state *state) { - struct amdgpu_device *adev = dev->dev_private; + struct amdgpu_device *adev = drm_to_adev(dev); struct dm_atomic_state *dm_state = NULL; struct dc *dc = adev->dm.dc; struct drm_connector *connector; @@ -7154,37 +10930,94 @@ static int amdgpu_dm_atomic_check(struct drm_device *dev, struct drm_crtc_state *old_crtc_state, *new_crtc_state; struct drm_plane *plane; struct drm_plane_state *old_plane_state, *new_plane_state; - enum surface_update_type update_type = UPDATE_TYPE_FAST; - enum surface_update_type overall_update_type = UPDATE_TYPE_FAST; - + enum dc_status status; int ret, i; - - /* - * This bool will be set for true for any modeset/reset - * or plane update which implies non fast surface update. - */ bool lock_and_validation_needed = false; + struct dm_crtc_state *dm_old_crtc_state, *dm_new_crtc_state; +#if defined(CONFIG_DRM_AMD_DC_DCN) + struct dsc_mst_fairness_vars vars[MAX_PIPES]; + struct drm_dp_mst_topology_state *mst_state; + struct drm_dp_mst_topology_mgr *mgr; +#endif + + trace_amdgpu_dm_atomic_check_begin(state); ret = drm_atomic_helper_check_modeset(dev, state); - if (ret) + if (ret) { + DRM_DEBUG_DRIVER("drm_atomic_helper_check_modeset() failed\n"); goto fail; + } + + /* Check connector changes */ + for_each_oldnew_connector_in_state(state, connector, old_con_state, new_con_state, i) { + struct dm_connector_state *dm_old_con_state = to_dm_connector_state(old_con_state); + struct dm_connector_state *dm_new_con_state = to_dm_connector_state(new_con_state); + + /* Skip connectors that are disabled or part of modeset already. */ + if (!old_con_state->crtc && !new_con_state->crtc) + continue; + + if (!new_con_state->crtc) + continue; + + new_crtc_state = drm_atomic_get_crtc_state(state, new_con_state->crtc); + if (IS_ERR(new_crtc_state)) { + DRM_DEBUG_DRIVER("drm_atomic_get_crtc_state() failed\n"); + ret = PTR_ERR(new_crtc_state); + goto fail; + } + + if (dm_old_con_state->abm_level != + dm_new_con_state->abm_level) + new_crtc_state->connectors_changed = true; + } +#if defined(CONFIG_DRM_AMD_DC_DCN) + if (dc_resource_is_dsc_encoding_supported(dc)) { + for_each_oldnew_crtc_in_state(state, crtc, old_crtc_state, new_crtc_state, i) { + if (drm_atomic_crtc_needs_modeset(new_crtc_state)) { + ret = add_affected_mst_dsc_crtcs(state, crtc); + if (ret) { + DRM_DEBUG_DRIVER("add_affected_mst_dsc_crtcs() failed\n"); + goto fail; + } + } + } + pre_validate_dsc(state, &dm_state, vars); + } +#endif for_each_oldnew_crtc_in_state(state, crtc, old_crtc_state, new_crtc_state, i) { + dm_old_crtc_state = to_dm_crtc_state(old_crtc_state); + if (!drm_atomic_crtc_needs_modeset(new_crtc_state) && !new_crtc_state->color_mgmt_changed && - old_crtc_state->vrr_enabled == new_crtc_state->vrr_enabled) + old_crtc_state->vrr_enabled == new_crtc_state->vrr_enabled && + dm_old_crtc_state->dsc_force_changed == false) continue; + ret = amdgpu_dm_verify_lut_sizes(new_crtc_state); + if (ret) { + DRM_DEBUG_DRIVER("amdgpu_dm_verify_lut_sizes() failed\n"); + goto fail; + } + if (!new_crtc_state->enable) continue; ret = drm_atomic_add_affected_connectors(state, crtc); - if (ret) - return ret; + if (ret) { + DRM_DEBUG_DRIVER("drm_atomic_add_affected_connectors() failed\n"); + goto fail; + } ret = drm_atomic_add_affected_planes(state, crtc); - if (ret) + if (ret) { + DRM_DEBUG_DRIVER("drm_atomic_add_affected_planes() failed\n"); goto fail; + } + + if (dm_old_crtc_state->dsc_force_changed) + new_crtc_state->mode_changed = true; } /* @@ -7218,6 +11051,7 @@ static int amdgpu_dm_atomic_check(struct drm_device *dev, if (IS_ERR(new_plane_state)) { ret = PTR_ERR(new_plane_state); + DRM_DEBUG_DRIVER("new_plane_state is BAD\n"); goto fail; } } @@ -7230,8 +11064,10 @@ static int amdgpu_dm_atomic_check(struct drm_device *dev, new_plane_state, false, &lock_and_validation_needed); - if (ret) + if (ret) { + DRM_DEBUG_DRIVER("dm_update_plane_state() failed\n"); goto fail; + } } /* Disable all crtcs which require disable */ @@ -7241,8 +11077,10 @@ static int amdgpu_dm_atomic_check(struct drm_device *dev, new_crtc_state, false, &lock_and_validation_needed); - if (ret) + if (ret) { + DRM_DEBUG_DRIVER("DISABLE: dm_update_crtc_state() failed\n"); goto fail; + } } /* Enable all crtcs which require enable */ @@ -7252,8 +11090,10 @@ static int amdgpu_dm_atomic_check(struct drm_device *dev, new_crtc_state, true, &lock_and_validation_needed); - if (ret) + if (ret) { + DRM_DEBUG_DRIVER("ENABLE: dm_update_crtc_state() failed\n"); goto fail; + } } /* Add new/modified planes */ @@ -7263,14 +11103,53 @@ static int amdgpu_dm_atomic_check(struct drm_device *dev, new_plane_state, true, &lock_and_validation_needed); - if (ret) + if (ret) { + DRM_DEBUG_DRIVER("dm_update_plane_state() failed\n"); goto fail; + } } /* Run this here since we want to validate the streams we created */ ret = drm_atomic_helper_check_planes(dev, state); - if (ret) + if (ret) { + DRM_DEBUG_DRIVER("drm_atomic_helper_check_planes() failed\n"); goto fail; + } + + for_each_new_crtc_in_state(state, crtc, new_crtc_state, i) { + dm_new_crtc_state = to_dm_crtc_state(new_crtc_state); + if (dm_new_crtc_state->mpo_requested) + DRM_DEBUG_DRIVER("MPO enablement requested on crtc:[%p]\n", crtc); + } + + /* Check cursor planes scaling */ + for_each_new_crtc_in_state(state, crtc, new_crtc_state, i) { + ret = dm_check_crtc_cursor(state, crtc, new_crtc_state); + if (ret) { + DRM_DEBUG_DRIVER("dm_check_crtc_cursor() failed\n"); + goto fail; + } + } + + if (state->legacy_cursor_update) { + /* + * This is a fast cursor update coming from the plane update + * helper, check if it can be done asynchronously for better + * performance. + */ + state->async_update = + !drm_atomic_helper_async_check(dev, state); + + /* + * Skip the remaining global validation if this is an async + * update. Cursor updates can be done without affecting + * state or bandwidth calcs and this avoids the performance + * penalty of locking the private state object and + * allocating a new dc_state. + */ + if (state->async_update) + return 0; + } /* Check scaling and underscan changes*/ /* TODO Removed scaling changes validation due to inability to commit @@ -7291,50 +11170,151 @@ static int amdgpu_dm_atomic_check(struct drm_device *dev, if (!is_scaling_state_different(dm_new_con_state, dm_old_con_state)) continue; - overall_update_type = UPDATE_TYPE_FULL; lock_and_validation_needed = true; } - ret = dm_determine_update_type_for_commit(&adev->dm, state, &update_type); - if (ret) - goto fail; +#if defined(CONFIG_DRM_AMD_DC_DCN) + /* set the slot info for each mst_state based on the link encoding format */ + for_each_new_mst_mgr_in_state(state, mgr, mst_state, i) { + struct amdgpu_dm_connector *aconnector; + struct drm_connector *connector; + struct drm_connector_list_iter iter; + u8 link_coding_cap; - if (overall_update_type < update_type) - overall_update_type = update_type; + if (!mgr->mst_state ) + continue; - /* - * lock_and_validation_needed was an old way to determine if we need to set - * the global lock. Leaving it in to check if we broke any corner cases - * lock_and_validation_needed true = UPDATE_TYPE_FULL or UPDATE_TYPE_MED - * lock_and_validation_needed false = UPDATE_TYPE_FAST - */ - if (lock_and_validation_needed && overall_update_type <= UPDATE_TYPE_FAST) - WARN(1, "Global lock should be Set, overall_update_type should be UPDATE_TYPE_MED or UPDATE_TYPE_FULL"); + drm_connector_list_iter_begin(dev, &iter); + drm_for_each_connector_iter(connector, &iter) { + int id = connector->index; + + if (id == mst_state->mgr->conn_base_id) { + aconnector = to_amdgpu_dm_connector(connector); + link_coding_cap = dc_link_dp_mst_decide_link_encoding_format(aconnector->dc_link); + drm_dp_mst_update_slots(mst_state, link_coding_cap); - if (overall_update_type > UPDATE_TYPE_FAST) { + break; + } + } + drm_connector_list_iter_end(&iter); + + } +#endif + /** + * Streams and planes are reset when there are changes that affect + * bandwidth. Anything that affects bandwidth needs to go through + * DC global validation to ensure that the configuration can be applied + * to hardware. + * + * We have to currently stall out here in atomic_check for outstanding + * commits to finish in this case because our IRQ handlers reference + * DRM state directly - we can end up disabling interrupts too early + * if we don't. + * + * TODO: Remove this stall and drop DM state private objects. + */ + if (lock_and_validation_needed) { ret = dm_atomic_get_state(state, &dm_state); - if (ret) + if (ret) { + DRM_DEBUG_DRIVER("dm_atomic_get_state() failed\n"); goto fail; + } ret = do_aquire_global_lock(dev, state); - if (ret) + if (ret) { + DRM_DEBUG_DRIVER("do_aquire_global_lock() failed\n"); + goto fail; + } + +#if defined(CONFIG_DRM_AMD_DC_DCN) + if (!compute_mst_dsc_configs_for_state(state, dm_state->context, vars)) { + DRM_DEBUG_DRIVER("compute_mst_dsc_configs_for_state() failed\n"); goto fail; + } - if (dc_validate_global_state(dc, dm_state->context, false) != DC_OK) { + ret = dm_update_mst_vcpi_slots_for_dsc(state, dm_state->context, vars); + if (ret) { + DRM_DEBUG_DRIVER("dm_update_mst_vcpi_slots_for_dsc() failed\n"); + goto fail; + } +#endif + + /* + * Perform validation of MST topology in the state: + * We need to perform MST atomic check before calling + * dc_validate_global_state(), or there is a chance + * to get stuck in an infinite loop and hang eventually. + */ + ret = drm_dp_mst_atomic_check(state); + if (ret) { + DRM_DEBUG_DRIVER("drm_dp_mst_atomic_check() failed\n"); + goto fail; + } + status = dc_validate_global_state(dc, dm_state->context, true); + if (status != DC_OK) { + DRM_DEBUG_DRIVER("DC global validation failure: %s (%d)", + dc_status_to_str(status), status); ret = -EINVAL; goto fail; } - } else if (state->legacy_cursor_update) { + } else { /* - * This is a fast cursor update coming from the plane update - * helper, check if it can be done asynchronously for better - * performance. + * The commit is a fast update. Fast updates shouldn't change + * the DC context, affect global validation, and can have their + * commit work done in parallel with other commits not touching + * the same resource. If we have a new DC context as part of + * the DM atomic state from validation we need to free it and + * retain the existing one instead. + * + * Furthermore, since the DM atomic state only contains the DC + * context and can safely be annulled, we can free the state + * and clear the associated private object now to free + * some memory and avoid a possible use-after-free later. */ - state->async_update = !drm_atomic_helper_async_check(dev, state); + + for (i = 0; i < state->num_private_objs; i++) { + struct drm_private_obj *obj = state->private_objs[i].ptr; + + if (obj->funcs == adev->dm.atomic_obj.funcs) { + int j = state->num_private_objs-1; + + dm_atomic_destroy_state(obj, + state->private_objs[i].state); + + /* If i is not at the end of the array then the + * last element needs to be moved to where i was + * before the array can safely be truncated. + */ + if (i != j) + state->private_objs[i] = + state->private_objs[j]; + + state->private_objs[j].ptr = NULL; + state->private_objs[j].state = NULL; + state->private_objs[j].old_state = NULL; + state->private_objs[j].new_state = NULL; + + state->num_private_objs = j; + break; + } + } + } + + /* Store the overall update type for use later in atomic check. */ + for_each_new_crtc_in_state (state, crtc, new_crtc_state, i) { + struct dm_crtc_state *dm_new_crtc_state = + to_dm_crtc_state(new_crtc_state); + + dm_new_crtc_state->update_type = lock_and_validation_needed ? + UPDATE_TYPE_FULL : + UPDATE_TYPE_FAST; } /* Must be success */ WARN_ON(ret); + + trace_amdgpu_dm_atomic_check_finish(state, ret); + return ret; fail: @@ -7345,6 +11325,8 @@ fail: else DRM_DEBUG_DRIVER("Atomic check failed with err: %d \n", ret); + trace_amdgpu_dm_atomic_check_finish(state, ret); + return ret; } @@ -7366,89 +11348,270 @@ static bool is_dp_capable_without_timing_msa(struct dc *dc, return capable; } + +static bool dm_edid_parser_send_cea(struct amdgpu_display_manager *dm, + unsigned int offset, + unsigned int total_length, + uint8_t *data, + unsigned int length, + struct amdgpu_hdmi_vsdb_info *vsdb) +{ + bool res; + union dmub_rb_cmd cmd; + struct dmub_cmd_send_edid_cea *input; + struct dmub_cmd_edid_cea_output *output; + + if (length > DMUB_EDID_CEA_DATA_CHUNK_BYTES) + return false; + + memset(&cmd, 0, sizeof(cmd)); + + input = &cmd.edid_cea.data.input; + + cmd.edid_cea.header.type = DMUB_CMD__EDID_CEA; + cmd.edid_cea.header.sub_type = 0; + cmd.edid_cea.header.payload_bytes = + sizeof(cmd.edid_cea) - sizeof(cmd.edid_cea.header); + input->offset = offset; + input->length = length; + input->cea_total_length = total_length; + memcpy(input->payload, data, length); + + res = dc_dmub_srv_cmd_with_reply_data(dm->dc->ctx->dmub_srv, &cmd); + if (!res) { + DRM_ERROR("EDID CEA parser failed\n"); + return false; + } + + output = &cmd.edid_cea.data.output; + + if (output->type == DMUB_CMD__EDID_CEA_ACK) { + if (!output->ack.success) { + DRM_ERROR("EDID CEA ack failed at offset %d\n", + output->ack.offset); + } + } else if (output->type == DMUB_CMD__EDID_CEA_AMD_VSDB) { + if (!output->amd_vsdb.vsdb_found) + return false; + + vsdb->freesync_supported = output->amd_vsdb.freesync_supported; + vsdb->amd_vsdb_version = output->amd_vsdb.amd_vsdb_version; + vsdb->min_refresh_rate_hz = output->amd_vsdb.min_frame_rate; + vsdb->max_refresh_rate_hz = output->amd_vsdb.max_frame_rate; + } else { + DRM_WARN("Unknown EDID CEA parser results\n"); + return false; + } + + return true; +} + +static bool parse_edid_cea_dmcu(struct amdgpu_display_manager *dm, + uint8_t *edid_ext, int len, + struct amdgpu_hdmi_vsdb_info *vsdb_info) +{ + int i; + + /* send extension block to DMCU for parsing */ + for (i = 0; i < len; i += 8) { + bool res; + int offset; + + /* send 8 bytes a time */ + if (!dc_edid_parser_send_cea(dm->dc, i, len, &edid_ext[i], 8)) + return false; + + if (i+8 == len) { + /* EDID block sent completed, expect result */ + int version, min_rate, max_rate; + + res = dc_edid_parser_recv_amd_vsdb(dm->dc, &version, &min_rate, &max_rate); + if (res) { + /* amd vsdb found */ + vsdb_info->freesync_supported = 1; + vsdb_info->amd_vsdb_version = version; + vsdb_info->min_refresh_rate_hz = min_rate; + vsdb_info->max_refresh_rate_hz = max_rate; + return true; + } + /* not amd vsdb */ + return false; + } + + /* check for ack*/ + res = dc_edid_parser_recv_cea_ack(dm->dc, &offset); + if (!res) + return false; + } + + return false; +} + +static bool parse_edid_cea_dmub(struct amdgpu_display_manager *dm, + uint8_t *edid_ext, int len, + struct amdgpu_hdmi_vsdb_info *vsdb_info) +{ + int i; + + /* send extension block to DMCU for parsing */ + for (i = 0; i < len; i += 8) { + /* send 8 bytes a time */ + if (!dm_edid_parser_send_cea(dm, i, len, &edid_ext[i], 8, vsdb_info)) + return false; + } + + return vsdb_info->freesync_supported; +} + +static bool parse_edid_cea(struct amdgpu_dm_connector *aconnector, + uint8_t *edid_ext, int len, + struct amdgpu_hdmi_vsdb_info *vsdb_info) +{ + struct amdgpu_device *adev = drm_to_adev(aconnector->base.dev); + + if (adev->dm.dmub_srv) + return parse_edid_cea_dmub(&adev->dm, edid_ext, len, vsdb_info); + else + return parse_edid_cea_dmcu(&adev->dm, edid_ext, len, vsdb_info); +} + +static int parse_hdmi_amd_vsdb(struct amdgpu_dm_connector *aconnector, + struct edid *edid, struct amdgpu_hdmi_vsdb_info *vsdb_info) +{ + uint8_t *edid_ext = NULL; + int i; + bool valid_vsdb_found = false; + + /*----- drm_find_cea_extension() -----*/ + /* No EDID or EDID extensions */ + if (edid == NULL || edid->extensions == 0) + return -ENODEV; + + /* Find CEA extension */ + for (i = 0; i < edid->extensions; i++) { + edid_ext = (uint8_t *)edid + EDID_LENGTH * (i + 1); + if (edid_ext[0] == CEA_EXT) + break; + } + + if (i == edid->extensions) + return -ENODEV; + + /*----- cea_db_offsets() -----*/ + if (edid_ext[0] != CEA_EXT) + return -ENODEV; + + valid_vsdb_found = parse_edid_cea(aconnector, edid_ext, EDID_LENGTH, vsdb_info); + + return valid_vsdb_found ? i : -ENODEV; +} + void amdgpu_dm_update_freesync_caps(struct drm_connector *connector, struct edid *edid) { - int i; - bool edid_check_required; + int i = 0; struct detailed_timing *timing; struct detailed_non_pixel *data; struct detailed_data_monitor_range *range; struct amdgpu_dm_connector *amdgpu_dm_connector = to_amdgpu_dm_connector(connector); struct dm_connector_state *dm_con_state = NULL; + struct dc_sink *sink; struct drm_device *dev = connector->dev; - struct amdgpu_device *adev = dev->dev_private; + struct amdgpu_device *adev = drm_to_adev(dev); bool freesync_capable = false; + struct amdgpu_hdmi_vsdb_info vsdb_info = {0}; if (!connector->state) { DRM_ERROR("%s - Connector has no state", __func__); goto update; } - if (!edid) { + sink = amdgpu_dm_connector->dc_sink ? + amdgpu_dm_connector->dc_sink : + amdgpu_dm_connector->dc_em_sink; + + if (!edid || !sink) { dm_con_state = to_dm_connector_state(connector->state); amdgpu_dm_connector->min_vfreq = 0; amdgpu_dm_connector->max_vfreq = 0; amdgpu_dm_connector->pixel_clock_mhz = 0; + connector->display_info.monitor_range.min_vfreq = 0; + connector->display_info.monitor_range.max_vfreq = 0; + freesync_capable = false; goto update; } dm_con_state = to_dm_connector_state(connector->state); - edid_check_required = false; - if (!amdgpu_dm_connector->dc_sink) { - DRM_ERROR("dc_sink NULL, could not add free_sync module.\n"); - goto update; - } if (!adev->dm.freesync_module) goto update; - /* - * if edid non zero restrict freesync only for dp and edp - */ - if (edid) { - if (amdgpu_dm_connector->dc_sink->sink_signal == SIGNAL_TYPE_DISPLAY_PORT - || amdgpu_dm_connector->dc_sink->sink_signal == SIGNAL_TYPE_EDP) { + + + if (sink->sink_signal == SIGNAL_TYPE_DISPLAY_PORT + || sink->sink_signal == SIGNAL_TYPE_EDP) { + bool edid_check_required = false; + + if (edid) { edid_check_required = is_dp_capable_without_timing_msa( adev->dm.dc, amdgpu_dm_connector); } - } - if (edid_check_required == true && (edid->version > 1 || - (edid->version == 1 && edid->revision > 1))) { - for (i = 0; i < 4; i++) { - timing = &edid->detailed_timings[i]; - data = &timing->data.other_data; - range = &data->data.range; - /* - * Check if monitor has continuous frequency mode - */ - if (data->type != EDID_DETAIL_MONITOR_RANGE) - continue; - /* - * Check for flag range limits only. If flag == 1 then - * no additional timing information provided. - * Default GTF, GTF Secondary curve and CVT are not - * supported - */ - if (range->flags != 1) - continue; + if (edid_check_required == true && (edid->version > 1 || + (edid->version == 1 && edid->revision > 1))) { + for (i = 0; i < 4; i++) { - amdgpu_dm_connector->min_vfreq = range->min_vfreq; - amdgpu_dm_connector->max_vfreq = range->max_vfreq; - amdgpu_dm_connector->pixel_clock_mhz = - range->pixel_clock_mhz * 10; - break; - } + timing = &edid->detailed_timings[i]; + data = &timing->data.other_data; + range = &data->data.range; + /* + * Check if monitor has continuous frequency mode + */ + if (data->type != EDID_DETAIL_MONITOR_RANGE) + continue; + /* + * Check for flag range limits only. If flag == 1 then + * no additional timing information provided. + * Default GTF, GTF Secondary curve and CVT are not + * supported + */ + if (range->flags != 1) + continue; + + amdgpu_dm_connector->min_vfreq = range->min_vfreq; + amdgpu_dm_connector->max_vfreq = range->max_vfreq; + amdgpu_dm_connector->pixel_clock_mhz = + range->pixel_clock_mhz * 10; - if (amdgpu_dm_connector->max_vfreq - - amdgpu_dm_connector->min_vfreq > 10) { + connector->display_info.monitor_range.min_vfreq = range->min_vfreq; + connector->display_info.monitor_range.max_vfreq = range->max_vfreq; - freesync_capable = true; + break; + } + + if (amdgpu_dm_connector->max_vfreq - + amdgpu_dm_connector->min_vfreq > 10) { + + freesync_capable = true; + } + } + } else if (edid && sink->sink_signal == SIGNAL_TYPE_HDMI_TYPE_A) { + i = parse_hdmi_amd_vsdb(amdgpu_dm_connector, edid, &vsdb_info); + if (i >= 0 && vsdb_info.freesync_supported) { + timing = &edid->detailed_timings[i]; + data = &timing->data.other_data; + + amdgpu_dm_connector->min_vfreq = vsdb_info.min_refresh_rate_hz; + amdgpu_dm_connector->max_vfreq = vsdb_info.max_refresh_rate_hz; + if (amdgpu_dm_connector->max_vfreq - amdgpu_dm_connector->min_vfreq > 10) + freesync_capable = true; + + connector->display_info.monitor_range.min_vfreq = vsdb_info.min_refresh_rate_hz; + connector->display_info.monitor_range.max_vfreq = vsdb_info.max_refresh_rate_hz; } } @@ -7461,3 +11624,155 @@ update: freesync_capable); } +void amdgpu_dm_trigger_timing_sync(struct drm_device *dev) +{ + struct amdgpu_device *adev = drm_to_adev(dev); + struct dc *dc = adev->dm.dc; + int i; + + mutex_lock(&adev->dm.dc_lock); + if (dc->current_state) { + for (i = 0; i < dc->current_state->stream_count; ++i) + dc->current_state->streams[i] + ->triggered_crtc_reset.enabled = + adev->dm.force_timing_sync; + + dm_enable_per_frame_crtc_master_sync(dc->current_state); + dc_trigger_sync(dc, dc->current_state); + } + mutex_unlock(&adev->dm.dc_lock); +} + +void dm_write_reg_func(const struct dc_context *ctx, uint32_t address, + uint32_t value, const char *func_name) +{ +#ifdef DM_CHECK_ADDR_0 + if (address == 0) { + DC_ERR("invalid register write. address = 0"); + return; + } +#endif + cgs_write_register(ctx->cgs_device, address, value); + trace_amdgpu_dc_wreg(&ctx->perf_trace->write_count, address, value); +} + +uint32_t dm_read_reg_func(const struct dc_context *ctx, uint32_t address, + const char *func_name) +{ + uint32_t value; +#ifdef DM_CHECK_ADDR_0 + if (address == 0) { + DC_ERR("invalid register read; address = 0\n"); + return 0; + } +#endif + + if (ctx->dmub_srv && + ctx->dmub_srv->reg_helper_offload.gather_in_progress && + !ctx->dmub_srv->reg_helper_offload.should_burst_write) { + ASSERT(false); + return 0; + } + + value = cgs_read_register(ctx->cgs_device, address); + + trace_amdgpu_dc_rreg(&ctx->perf_trace->read_count, address, value); + + return value; +} + +static int amdgpu_dm_set_dmub_async_sync_status(bool is_cmd_aux, + struct dc_context *ctx, + uint8_t status_type, + uint32_t *operation_result) +{ + struct amdgpu_device *adev = ctx->driver_context; + int return_status = -1; + struct dmub_notification *p_notify = adev->dm.dmub_notify; + + if (is_cmd_aux) { + if (status_type == DMUB_ASYNC_TO_SYNC_ACCESS_SUCCESS) { + return_status = p_notify->aux_reply.length; + *operation_result = p_notify->result; + } else if (status_type == DMUB_ASYNC_TO_SYNC_ACCESS_TIMEOUT) { + *operation_result = AUX_RET_ERROR_TIMEOUT; + } else if (status_type == DMUB_ASYNC_TO_SYNC_ACCESS_FAIL) { + *operation_result = AUX_RET_ERROR_ENGINE_ACQUIRE; + } else { + *operation_result = AUX_RET_ERROR_UNKNOWN; + } + } else { + if (status_type == DMUB_ASYNC_TO_SYNC_ACCESS_SUCCESS) { + return_status = 0; + *operation_result = p_notify->sc_status; + } else { + *operation_result = SET_CONFIG_UNKNOWN_ERROR; + } + } + + return return_status; +} + +int amdgpu_dm_process_dmub_aux_transfer_sync(bool is_cmd_aux, struct dc_context *ctx, + unsigned int link_index, void *cmd_payload, void *operation_result) +{ + struct amdgpu_device *adev = ctx->driver_context; + int ret = 0; + + if (is_cmd_aux) { + dc_process_dmub_aux_transfer_async(ctx->dc, + link_index, (struct aux_payload *)cmd_payload); + } else if (dc_process_dmub_set_config_async(ctx->dc, link_index, + (struct set_config_cmd_payload *)cmd_payload, + adev->dm.dmub_notify)) { + return amdgpu_dm_set_dmub_async_sync_status(is_cmd_aux, + ctx, DMUB_ASYNC_TO_SYNC_ACCESS_SUCCESS, + (uint32_t *)operation_result); + } + + ret = wait_for_completion_timeout(&adev->dm.dmub_aux_transfer_done, 10 * HZ); + if (ret == 0) { + DRM_ERROR("wait_for_completion_timeout timeout!"); + return amdgpu_dm_set_dmub_async_sync_status(is_cmd_aux, + ctx, DMUB_ASYNC_TO_SYNC_ACCESS_TIMEOUT, + (uint32_t *)operation_result); + } + + if (is_cmd_aux) { + if (adev->dm.dmub_notify->result == AUX_RET_SUCCESS) { + struct aux_payload *payload = (struct aux_payload *)cmd_payload; + + payload->reply[0] = adev->dm.dmub_notify->aux_reply.command; + if (!payload->write && adev->dm.dmub_notify->aux_reply.length && + payload->reply[0] == AUX_TRANSACTION_REPLY_AUX_ACK) { + memcpy(payload->data, adev->dm.dmub_notify->aux_reply.data, + adev->dm.dmub_notify->aux_reply.length); + } + } + } + + return amdgpu_dm_set_dmub_async_sync_status(is_cmd_aux, + ctx, DMUB_ASYNC_TO_SYNC_ACCESS_SUCCESS, + (uint32_t *)operation_result); +} + +/* + * Check whether seamless boot is supported. + * + * So far we only support seamless boot on CHIP_VANGOGH. + * If everything goes well, we may consider expanding + * seamless boot to other ASICs. + */ +bool check_seamless_boot_capability(struct amdgpu_device *adev) +{ + switch (adev->asic_type) { + case CHIP_VANGOGH: + if (!adev->mman.keep_stolen_vga_memory) + return true; + break; + default: + break; + } + + return false; +} |