diff options
Diffstat (limited to 'drivers/gpu/drm/i915/intel_drv.h')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_drv.h | 188 |
1 files changed, 142 insertions, 46 deletions
diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h index 624a9e6b8d71..b7d6e09456ce 100644 --- a/drivers/gpu/drm/i915/intel_drv.h +++ b/drivers/gpu/drm/i915/intel_drv.h @@ -120,7 +120,6 @@ struct intel_encoder { struct intel_crtc *new_crtc; int type; - bool needs_tv_clock; /* * Intel hw has only one MUX where encoders could be clone, hence a * simple flag is enough to compute the possible_clones mask. @@ -140,6 +139,12 @@ struct intel_encoder { * the encoder is active. If the encoder is enabled it also set the pipe * it is connected to in the pipe parameter. */ bool (*get_hw_state)(struct intel_encoder *, enum pipe *pipe); + /* Reconstructs the equivalent mode flags for the current hardware + * state. This must be called _after_ display->get_pipe_config has + * pre-filled the pipe config. Note that intel_encoder->base.crtc must + * be set correctly before calling this function. */ + void (*get_config)(struct intel_encoder *, + struct intel_crtc_config *pipe_config); int crtc_mask; enum hpd_pin hpd_pin; }; @@ -177,7 +182,30 @@ struct intel_connector { u8 polled; }; +typedef struct dpll { + /* given values */ + int n; + int m1, m2; + int p1, p2; + /* derived values */ + int dot; + int vco; + int m; + int p; +} intel_clock_t; + struct intel_crtc_config { + /** + * quirks - bitfield with hw state readout quirks + * + * For various reasons the hw state readout code might not be able to + * completely faithfully read out the current state. These cases are + * tracked with quirk flags so that fastboot and state checker can act + * accordingly. + */ +#define PIPE_CONFIG_QUIRK_MODE_SYNC_FLAGS (1<<0) /* unreliable sync mode.flags */ + unsigned long quirks; + struct drm_display_mode requested_mode; struct drm_display_mode adjusted_mode; /* This flag must be set by the encoder's compute_config callback if it @@ -201,29 +229,67 @@ struct intel_crtc_config { /* DP has a bunch of special case unfortunately, so mark the pipe * accordingly. */ bool has_dp_encoder; + + /* + * Enable dithering, used when the selected pipe bpp doesn't match the + * plane bpp. + */ bool dither; /* Controls for the clock computation, to override various stages. */ bool clock_set; + /* SDVO TV has a bunch of special case. To make multifunction encoders + * work correctly, we need to track this at runtime.*/ + bool sdvo_tv_clock; + + /* + * crtc bandwidth limit, don't increase pipe bpp or clock if not really + * required. This is set in the 2nd loop of calling encoder's + * ->compute_config if the first pick doesn't work out. + */ + bool bw_constrained; + /* Settings for the intel dpll used on pretty much everything but * haswell. */ - struct dpll { - unsigned n; - unsigned m1, m2; - unsigned p1, p2; - } dpll; + struct dpll dpll; + + /* Selected dpll when shared or DPLL_ID_PRIVATE. */ + enum intel_dpll_id shared_dpll; + + /* Actual register state of the dpll, for shared dpll cross-checking. */ + struct intel_dpll_hw_state dpll_hw_state; int pipe_bpp; struct intel_link_m_n dp_m_n; - /** - * This is currently used by DP and HDMI encoders since those can have a - * target pixel clock != the port link clock (which is currently stored - * in adjusted_mode->clock). + + /* + * Frequence the dpll for the port should run at. Differs from the + * adjusted dotclock e.g. for DP or 12bpc hdmi mode. */ - int pixel_target_clock; + int port_clock; + /* Used by SDVO (and if we ever fix it, HDMI). */ unsigned pixel_multiplier; + + /* Panel fitter controls for gen2-gen4 + VLV */ + struct { + u32 control; + u32 pgm_ratios; + u32 lvds_border_bits; + } gmch_pfit; + + /* Panel fitter placement and size for Ironlake+ */ + struct { + u32 pos; + u32 size; + } pch_pfit; + + /* FDI configuration, only valid if has_pch_encoder is set. */ + int fdi_lanes; + struct intel_link_m_n fdi_m_n; + + bool ips_enabled; }; struct intel_crtc { @@ -242,7 +308,6 @@ struct intel_crtc { bool lowfreq_avail; struct intel_overlay *overlay; struct intel_unpin_work *unpin_work; - int fdi_lanes; atomic_t unpin_work_count; @@ -259,12 +324,14 @@ struct intel_crtc { struct intel_crtc_config config; - /* We can share PLLs across outputs if the timings match */ - struct intel_pch_pll *pch_pll; uint32_t ddi_pll_sel; /* reset counter value when the last flip was submitted */ unsigned int reset_counter; + + /* Access to these should be protected by dev_priv->irq_lock. */ + bool cpu_fifo_underrun_disabled; + bool pch_fifo_underrun_disabled; }; struct intel_plane { @@ -279,6 +346,18 @@ struct intel_plane { unsigned int crtc_w, crtc_h; uint32_t src_x, src_y; uint32_t src_w, src_h; + + /* Since we need to change the watermarks before/after + * enabling/disabling the planes, we need to store the parameters here + * as the other pieces of the struct may not reflect the values we want + * for the watermark calculations. Currently only Haswell uses this. + */ + struct { + bool enable; + uint8_t bytes_per_pixel; + uint32_t horiz_pixels; + } wm; + void (*update_plane)(struct drm_plane *plane, struct drm_framebuffer *fb, struct drm_i915_gem_object *obj, @@ -411,7 +490,6 @@ struct intel_dp { uint8_t downstream_ports[DP_MAX_DOWNSTREAM_PORTS]; struct i2c_adapter adapter; struct i2c_algo_dp_aux_data algo; - bool is_pch_edp; uint8_t train_set[4]; int panel_power_up_delay; int panel_power_down_delay; @@ -426,11 +504,24 @@ struct intel_dp { struct intel_digital_port { struct intel_encoder base; enum port port; - u32 port_reversal; + u32 saved_port_bits; struct intel_dp dp; struct intel_hdmi hdmi; }; +static inline int +vlv_dport_to_channel(struct intel_digital_port *dport) +{ + switch (dport->port) { + case PORT_B: + return 0; + case PORT_C: + return 1; + default: + BUG(); + } +} + static inline struct drm_crtc * intel_get_crtc_for_pipe(struct drm_device *dev, int pipe) { @@ -474,6 +565,7 @@ int intel_ddc_get_modes(struct drm_connector *c, struct i2c_adapter *adapter); extern void intel_attach_force_audio_property(struct drm_connector *connector); extern void intel_attach_broadcast_rgb_property(struct drm_connector *connector); +extern bool intel_pipe_has_type(struct drm_crtc *crtc, int type); extern void intel_crt_init(struct drm_device *dev); extern void intel_hdmi_init(struct drm_device *dev, int hdmi_reg, enum port port); @@ -488,13 +580,14 @@ extern bool intel_sdvo_init(struct drm_device *dev, uint32_t sdvo_reg, extern void intel_dvo_init(struct drm_device *dev); extern void intel_tv_init(struct drm_device *dev); extern void intel_mark_busy(struct drm_device *dev); -extern void intel_mark_fb_busy(struct drm_i915_gem_object *obj); +extern void intel_mark_fb_busy(struct drm_i915_gem_object *obj, + struct intel_ring_buffer *ring); extern void intel_mark_idle(struct drm_device *dev); -extern bool intel_lvds_init(struct drm_device *dev); +extern void intel_lvds_init(struct drm_device *dev); extern bool intel_is_dual_link_lvds(struct drm_device *dev); extern void intel_dp_init(struct drm_device *dev, int output_reg, enum port port); -extern void intel_dp_init_connector(struct intel_digital_port *intel_dig_port, +extern bool intel_dp_init_connector(struct intel_digital_port *intel_dig_port, struct intel_connector *intel_connector); extern void intel_dp_init_link_config(struct intel_dp *intel_dp); extern void intel_dp_start_link_train(struct intel_dp *intel_dp); @@ -512,7 +605,6 @@ extern void ironlake_edp_panel_on(struct intel_dp *intel_dp); extern void ironlake_edp_panel_off(struct intel_dp *intel_dp); extern void ironlake_edp_panel_vdd_on(struct intel_dp *intel_dp); extern void ironlake_edp_panel_vdd_off(struct intel_dp *intel_dp, bool sync); -extern bool intel_encoder_is_pch_edp(struct drm_encoder *encoder); extern int intel_plane_init(struct drm_device *dev, enum pipe pipe, int plane); extern void intel_flush_display_plane(struct drm_i915_private *dev_priv, enum plane plane); @@ -524,12 +616,14 @@ extern void intel_panel_fini(struct intel_panel *panel); extern void intel_fixed_panel_mode(struct drm_display_mode *fixed_mode, struct drm_display_mode *adjusted_mode); -extern void intel_pch_panel_fitting(struct drm_device *dev, - int fitting_mode, - const struct drm_display_mode *mode, - struct drm_display_mode *adjusted_mode); -extern u32 intel_panel_get_max_backlight(struct drm_device *dev); -extern void intel_panel_set_backlight(struct drm_device *dev, u32 level); +extern void intel_pch_panel_fitting(struct intel_crtc *crtc, + struct intel_crtc_config *pipe_config, + int fitting_mode); +extern void intel_gmch_panel_fitting(struct intel_crtc *crtc, + struct intel_crtc_config *pipe_config, + int fitting_mode); +extern void intel_panel_set_backlight(struct drm_device *dev, + u32 level, u32 max); extern int intel_panel_setup_backlight(struct drm_connector *connector); extern void intel_panel_enable_backlight(struct drm_device *dev, enum pipe pipe); @@ -553,11 +647,11 @@ extern void intel_crtc_load_lut(struct drm_crtc *crtc); extern void intel_crtc_update_dpms(struct drm_crtc *crtc); extern void intel_encoder_destroy(struct drm_encoder *encoder); extern void intel_encoder_dpms(struct intel_encoder *encoder, int mode); -extern bool intel_encoder_check_is_cloned(struct intel_encoder *encoder); extern void intel_connector_dpms(struct drm_connector *, int mode); extern bool intel_connector_get_hw_state(struct intel_connector *connector); extern void intel_modeset_check_state(struct drm_device *dev); extern void intel_plane_restore(struct drm_plane *plane); +extern void intel_plane_disable(struct drm_plane *plane); static inline struct intel_encoder *intel_attached_encoder(struct drm_connector *connector) @@ -565,19 +659,17 @@ static inline struct intel_encoder *intel_attached_encoder(struct drm_connector return to_intel_connector(connector)->encoder; } -static inline struct intel_dp *enc_to_intel_dp(struct drm_encoder *encoder) -{ - struct intel_digital_port *intel_dig_port = - container_of(encoder, struct intel_digital_port, base.base); - return &intel_dig_port->dp; -} - static inline struct intel_digital_port * enc_to_dig_port(struct drm_encoder *encoder) { return container_of(encoder, struct intel_digital_port, base.base); } +static inline struct intel_dp *enc_to_intel_dp(struct drm_encoder *encoder) +{ + return &enc_to_dig_port(encoder)->dp; +} + static inline struct intel_digital_port * dp_to_dig_port(struct intel_dp *intel_dp) { @@ -607,6 +699,7 @@ intel_pipe_to_cpu_transcoder(struct drm_i915_private *dev_priv, extern void intel_wait_for_vblank(struct drm_device *dev, int pipe); extern void intel_wait_for_pipe_off(struct drm_device *dev, int pipe); extern int ironlake_get_lanes_required(int target_clock, int link_bw, int bpp); +extern void vlv_wait_port_ready(struct drm_i915_private *dev_priv, int port); struct intel_load_detect_pipe { struct drm_framebuffer *release_fb; @@ -660,13 +753,9 @@ extern void assert_pipe(struct drm_i915_private *dev_priv, enum pipe pipe, #define assert_pipe_disabled(d, p) assert_pipe(d, p, false) extern void intel_init_clock_gating(struct drm_device *dev); +extern void intel_suspend_hw(struct drm_device *dev); extern void intel_write_eld(struct drm_encoder *encoder, struct drm_display_mode *mode); -extern void intel_cpt_verify_modeset(struct drm_device *dev, int pipe); -extern void intel_cpu_transcoder_set_m_n(struct intel_crtc *crtc, - struct intel_link_m_n *m_n); -extern void intel_pch_transcoder_set_m_n(struct intel_crtc *crtc, - struct intel_link_m_n *m_n); extern void intel_prepare_ddi(struct drm_device *dev); extern void hsw_fdi_link_train(struct drm_crtc *crtc); extern void intel_ddi_init(struct drm_device *dev, enum port port); @@ -675,9 +764,7 @@ extern void intel_ddi_init(struct drm_device *dev, enum port port); extern void intel_update_watermarks(struct drm_device *dev); extern void intel_update_sprite_watermarks(struct drm_device *dev, int pipe, uint32_t sprite_width, - int pixel_size); -extern void intel_update_linetime_watermarks(struct drm_device *dev, int pipe, - struct drm_display_mode *mode); + int pixel_size, bool enable); extern unsigned long intel_gen4_compute_page_offset(int *x, int *y, unsigned int tiling_mode, @@ -689,8 +776,6 @@ extern int intel_sprite_set_colorkey(struct drm_device *dev, void *data, extern int intel_sprite_get_colorkey(struct drm_device *dev, void *data, struct drm_file *file_priv); -extern u32 intel_dpio_read(struct drm_i915_private *dev_priv, int reg); - /* Power-related functions, located in intel_pm.c */ extern void intel_init_pm(struct drm_device *dev); /* FBC */ @@ -701,7 +786,12 @@ extern void intel_update_fbc(struct drm_device *dev); extern void intel_gpu_ips_init(struct drm_i915_private *dev_priv); extern void intel_gpu_ips_teardown(void); -extern bool intel_using_power_well(struct drm_device *dev); +/* Power well */ +extern int i915_init_power_well(struct drm_device *dev); +extern void i915_remove_power_well(struct drm_device *dev); + +extern bool intel_display_power_enabled(struct drm_device *dev, + enum intel_display_power_domain domain); extern void intel_init_power_well(struct drm_device *dev); extern void intel_set_power_well(struct drm_device *dev, bool enable); extern void intel_enable_gt_powersave(struct drm_device *dev); @@ -719,7 +809,7 @@ extern void intel_ddi_disable_transcoder_func(struct drm_i915_private *dev_priv, extern void intel_ddi_enable_pipe_clock(struct intel_crtc *intel_crtc); extern void intel_ddi_disable_pipe_clock(struct intel_crtc *intel_crtc); extern void intel_ddi_setup_hw_pll_state(struct drm_device *dev); -extern bool intel_ddi_pll_mode_set(struct drm_crtc *crtc, int clock); +extern bool intel_ddi_pll_mode_set(struct drm_crtc *crtc); extern void intel_ddi_put_crtc_pll(struct drm_crtc *crtc); extern void intel_ddi_set_pipe_settings(struct drm_crtc *crtc); extern void intel_ddi_prepare_link_retrain(struct drm_encoder *encoder); @@ -728,5 +818,11 @@ intel_ddi_connector_get_hw_state(struct intel_connector *intel_connector); extern void intel_ddi_fdi_disable(struct drm_crtc *crtc); extern void intel_display_handle_reset(struct drm_device *dev); +extern bool intel_set_cpu_fifo_underrun_reporting(struct drm_device *dev, + enum pipe pipe, + bool enable); +extern bool intel_set_pch_fifo_underrun_reporting(struct drm_device *dev, + enum transcoder pch_transcoder, + bool enable); #endif /* __INTEL_DRV_H__ */ |