diff options
Diffstat (limited to 'drivers/gpu/drm/exynos')
35 files changed, 1684 insertions, 2615 deletions
diff --git a/drivers/gpu/drm/exynos/Kconfig b/drivers/gpu/drm/exynos/Kconfig index 43003c4ad80b..df0b61a60501 100644 --- a/drivers/gpu/drm/exynos/Kconfig +++ b/drivers/gpu/drm/exynos/Kconfig @@ -56,7 +56,7 @@ config DRM_EXYNOS_DSI config DRM_EXYNOS_DP bool "EXYNOS DRM DP driver support" - depends on DRM_EXYNOS && (DRM_EXYNOS_FIMD || DRM_EXYNOS7_DECON) && (DRM_PTN3460=n || DRM_PTN3460=y || DRM_PTN3460=DRM_EXYNOS) + depends on DRM_EXYNOS && (DRM_EXYNOS_FIMD || DRM_EXYNOS7_DECON) default DRM_EXYNOS select DRM_PANEL help diff --git a/drivers/gpu/drm/exynos/Makefile b/drivers/gpu/drm/exynos/Makefile index 7de0b1084fcd..02aecfed6354 100644 --- a/drivers/gpu/drm/exynos/Makefile +++ b/drivers/gpu/drm/exynos/Makefile @@ -3,10 +3,9 @@ # Direct Rendering Infrastructure (DRI) in XFree86 4.1.0 and higher. ccflags-y := -Iinclude/drm -Idrivers/gpu/drm/exynos -exynosdrm-y := exynos_drm_drv.o exynos_drm_encoder.o \ - exynos_drm_crtc.o exynos_drm_fbdev.o exynos_drm_fb.o \ - exynos_drm_buf.o exynos_drm_gem.o exynos_drm_core.o \ - exynos_drm_plane.o exynos_drm_dmabuf.o +exynosdrm-y := exynos_drm_drv.o exynos_drm_crtc.o exynos_drm_fbdev.o \ + exynos_drm_fb.o exynos_drm_gem.o exynos_drm_core.o \ + exynos_drm_plane.o exynosdrm-$(CONFIG_DRM_EXYNOS_IOMMU) += exynos_drm_iommu.o exynosdrm-$(CONFIG_DRM_EXYNOS_FIMD) += exynos_drm_fimd.o diff --git a/drivers/gpu/drm/exynos/exynos5433_drm_decon.c b/drivers/gpu/drm/exynos/exynos5433_drm_decon.c index 8b1225f245fc..b3c730770b0f 100644 --- a/drivers/gpu/drm/exynos/exynos5433_drm_decon.c +++ b/drivers/gpu/drm/exynos/exynos5433_drm_decon.c @@ -54,6 +54,13 @@ static const char * const decon_clks_name[] = { "sclk_decon_eclk", }; +static const uint32_t decon_formats[] = { + DRM_FORMAT_XRGB1555, + DRM_FORMAT_RGB565, + DRM_FORMAT_XRGB8888, + DRM_FORMAT_ARGB8888, +}; + static int decon_enable_vblank(struct exynos_drm_crtc *crtc) { struct decon_context *ctx = crtc->ctx; @@ -152,15 +159,15 @@ static void decon_commit(struct exynos_drm_crtc *crtc) #define OFFSIZE(x) (((x) & 0x3fff) << 14) #define PAGEWIDTH(x) ((x) & 0x3fff) -static void decon_win_set_pixfmt(struct decon_context *ctx, unsigned int win) +static void decon_win_set_pixfmt(struct decon_context *ctx, unsigned int win, + struct drm_framebuffer *fb) { - struct exynos_drm_plane *plane = &ctx->planes[win]; unsigned long val; val = readl(ctx->addr + DECON_WINCONx(win)); val &= ~WINCONx_BPPMODE_MASK; - switch (plane->pixel_format) { + switch (fb->pixel_format) { case DRM_FORMAT_XRGB1555: val |= WINCONx_BPPMODE_16BPP_I1555; val |= WINCONx_HAWSWP_F; @@ -186,7 +193,7 @@ static void decon_win_set_pixfmt(struct decon_context *ctx, unsigned int win) return; } - DRM_DEBUG_KMS("bpp = %u\n", plane->bpp); + DRM_DEBUG_KMS("bpp = %u\n", fb->bits_per_pixel); /* * In case of exynos, setting dma-burst to 16Word causes permanent @@ -196,7 +203,7 @@ static void decon_win_set_pixfmt(struct decon_context *ctx, unsigned int win) * movement causes unstable DMA which results into iommu crash/tear. */ - if (plane->fb_width < MIN_FB_WIDTH_FOR_16WORD_BURST) { + if (fb->width < MIN_FB_WIDTH_FOR_16WORD_BURST) { val &= ~WINCONx_BURSTLEN_MASK; val |= WINCONx_BURSTLEN_8WORD; } @@ -219,27 +226,35 @@ static void decon_shadow_protect_win(struct decon_context *ctx, int win, writel(val, ctx->addr + DECON_SHADOWCON); } -static void decon_win_commit(struct exynos_drm_crtc *crtc, unsigned int win) +static void decon_atomic_begin(struct exynos_drm_crtc *crtc, + struct exynos_drm_plane *plane) { struct decon_context *ctx = crtc->ctx; - struct exynos_drm_plane *plane; - u32 val; - if (win < 0 || win >= WINDOWS_NR) + if (ctx->suspended) return; - plane = &ctx->planes[win]; + decon_shadow_protect_win(ctx, plane->zpos, true); +} + +static void decon_update_plane(struct exynos_drm_crtc *crtc, + struct exynos_drm_plane *plane) +{ + struct decon_context *ctx = crtc->ctx; + struct drm_plane_state *state = plane->base.state; + unsigned int win = plane->zpos; + unsigned int bpp = state->fb->bits_per_pixel >> 3; + unsigned int pitch = state->fb->pitches[0]; + u32 val; if (ctx->suspended) return; - decon_shadow_protect_win(ctx, win, true); - val = COORDINATE_X(plane->crtc_x) | COORDINATE_Y(plane->crtc_y); writel(val, ctx->addr + DECON_VIDOSDxA(win)); - val = COORDINATE_X(plane->crtc_x + plane->crtc_width - 1) | - COORDINATE_Y(plane->crtc_y + plane->crtc_height - 1); + val = COORDINATE_X(plane->crtc_x + plane->crtc_w - 1) | + COORDINATE_Y(plane->crtc_y + plane->crtc_h - 1); writel(val, ctx->addr + DECON_VIDOSDxB(win)); val = VIDOSD_Wx_ALPHA_R_F(0x0) | VIDOSD_Wx_ALPHA_G_F(0x0) | @@ -252,42 +267,33 @@ static void decon_win_commit(struct exynos_drm_crtc *crtc, unsigned int win) writel(plane->dma_addr[0], ctx->addr + DECON_VIDW0xADD0B0(win)); - val = plane->dma_addr[0] + plane->pitch * plane->crtc_height; + val = plane->dma_addr[0] + pitch * plane->crtc_h; writel(val, ctx->addr + DECON_VIDW0xADD1B0(win)); - val = OFFSIZE(plane->pitch - plane->crtc_width * (plane->bpp >> 3)) - | PAGEWIDTH(plane->crtc_width * (plane->bpp >> 3)); + val = OFFSIZE(pitch - plane->crtc_w * bpp) + | PAGEWIDTH(plane->crtc_w * bpp); writel(val, ctx->addr + DECON_VIDW0xADD2(win)); - decon_win_set_pixfmt(ctx, win); + decon_win_set_pixfmt(ctx, win, state->fb); /* window enable */ val = readl(ctx->addr + DECON_WINCONx(win)); val |= WINCONx_ENWIN_F; writel(val, ctx->addr + DECON_WINCONx(win)); - decon_shadow_protect_win(ctx, win, false); - /* standalone update */ val = readl(ctx->addr + DECON_UPDATE); val |= STANDALONE_UPDATE_F; writel(val, ctx->addr + DECON_UPDATE); - - if (ctx->i80_if) - atomic_set(&ctx->win_updated, 1); } -static void decon_win_disable(struct exynos_drm_crtc *crtc, unsigned int win) +static void decon_disable_plane(struct exynos_drm_crtc *crtc, + struct exynos_drm_plane *plane) { struct decon_context *ctx = crtc->ctx; - struct exynos_drm_plane *plane; + unsigned int win = plane->zpos; u32 val; - if (win < 0 || win >= WINDOWS_NR) - return; - - plane = &ctx->planes[win]; - if (ctx->suspended) return; @@ -306,6 +312,20 @@ static void decon_win_disable(struct exynos_drm_crtc *crtc, unsigned int win) writel(val, ctx->addr + DECON_UPDATE); } +static void decon_atomic_flush(struct exynos_drm_crtc *crtc, + struct exynos_drm_plane *plane) +{ + struct decon_context *ctx = crtc->ctx; + + if (ctx->suspended) + return; + + decon_shadow_protect_win(ctx, plane->zpos, false); + + if (ctx->i80_if) + atomic_set(&ctx->win_updated, 1); +} + static void decon_swreset(struct decon_context *ctx) { unsigned int tries; @@ -378,7 +398,7 @@ static void decon_disable(struct exynos_drm_crtc *crtc) * a destroyed buffer later. */ for (i = 0; i < WINDOWS_NR; i++) - decon_win_disable(crtc, i); + decon_disable_plane(crtc, &ctx->planes[i]); decon_swreset(ctx); @@ -407,7 +427,7 @@ void decon_te_irq_handler(struct exynos_drm_crtc *crtc) writel(val, ctx->addr + DECON_TRIGCON); } - drm_handle_vblank(ctx->drm_dev, ctx->pipe); + drm_crtc_handle_vblank(&ctx->crtc->base); } static void decon_clear_channels(struct exynos_drm_crtc *crtc) @@ -460,10 +480,11 @@ static struct exynos_drm_crtc_ops decon_crtc_ops = { .enable_vblank = decon_enable_vblank, .disable_vblank = decon_disable_vblank, .commit = decon_commit, - .win_commit = decon_win_commit, - .win_disable = decon_win_disable, + .atomic_begin = decon_atomic_begin, + .update_plane = decon_update_plane, + .disable_plane = decon_disable_plane, + .atomic_flush = decon_atomic_flush, .te_handler = decon_te_irq_handler, - .clear_channels = decon_clear_channels, }; static int decon_bind(struct device *dev, struct device *master, void *data) @@ -483,7 +504,8 @@ static int decon_bind(struct device *dev, struct device *master, void *data) type = (zpos == ctx->default_win) ? DRM_PLANE_TYPE_PRIMARY : DRM_PLANE_TYPE_OVERLAY; ret = exynos_plane_init(drm_dev, &ctx->planes[zpos], - 1 << ctx->pipe, type, zpos); + 1 << ctx->pipe, type, decon_formats, + ARRAY_SIZE(decon_formats), zpos); if (ret) return ret; } @@ -497,7 +519,9 @@ static int decon_bind(struct device *dev, struct device *master, void *data) goto err; } - ret = drm_iommu_attach_device_if_possible(ctx->crtc, drm_dev, dev); + decon_clear_channels(ctx->crtc); + + ret = drm_iommu_attach_device(drm_dev, dev); if (ret) goto err; @@ -514,8 +538,7 @@ static void decon_unbind(struct device *dev, struct device *master, void *data) decon_disable(ctx->crtc); /* detach this sub driver from iommu mapping if supported. */ - if (is_drm_iommu_supported(ctx->drm_dev)) - drm_iommu_detach_device(ctx->drm_dev, ctx->dev); + drm_iommu_detach_device(ctx->drm_dev, ctx->dev); } static const struct component_ops decon_component_ops = { @@ -533,7 +556,7 @@ static irqreturn_t decon_vsync_irq_handler(int irq, void *dev_id) val = readl(ctx->addr + DECON_VIDINTCON1); if (val & VIDINTCON1_INTFRMPEND) { - drm_handle_vblank(ctx->drm_dev, ctx->pipe); + drm_crtc_handle_vblank(&ctx->crtc->base); /* clear */ writel(VIDINTCON1_INTFRMPEND, ctx->addr + DECON_VIDINTCON1); @@ -547,13 +570,21 @@ static irqreturn_t decon_lcd_sys_irq_handler(int irq, void *dev_id) { struct decon_context *ctx = dev_id; u32 val; + int win; if (!test_bit(BIT_CLKS_ENABLED, &ctx->enabled)) goto out; val = readl(ctx->addr + DECON_VIDINTCON1); if (val & VIDINTCON1_INTFRMDONEPEND) { - exynos_drm_crtc_finish_pageflip(ctx->drm_dev, ctx->pipe); + for (win = 0 ; win < WINDOWS_NR ; win++) { + struct exynos_drm_plane *plane = &ctx->planes[win]; + + if (!plane->pending_fb) + continue; + + exynos_drm_crtc_finish_update(ctx->crtc, plane); + } /* clear */ writel(VIDINTCON1_INTFRMDONEPEND, diff --git a/drivers/gpu/drm/exynos/exynos7_drm_decon.c b/drivers/gpu/drm/exynos/exynos7_drm_decon.c index 362532afd1a5..cbdb78ef3bac 100644 --- a/drivers/gpu/drm/exynos/exynos7_drm_decon.c +++ b/drivers/gpu/drm/exynos/exynos7_drm_decon.c @@ -61,7 +61,7 @@ struct decon_context { atomic_t wait_vsync_event; struct exynos_drm_panel_info panel; - struct exynos_drm_display *display; + struct drm_encoder *encoder; }; static const struct of_device_id decon_driver_dt_match[] = { @@ -70,6 +70,18 @@ static const struct of_device_id decon_driver_dt_match[] = { }; MODULE_DEVICE_TABLE(of, decon_driver_dt_match); +static const uint32_t decon_formats[] = { + DRM_FORMAT_RGB565, + DRM_FORMAT_XRGB8888, + DRM_FORMAT_XBGR8888, + DRM_FORMAT_RGBX8888, + DRM_FORMAT_BGRX8888, + DRM_FORMAT_ARGB8888, + DRM_FORMAT_ABGR8888, + DRM_FORMAT_RGBA8888, + DRM_FORMAT_BGRA8888, +}; + static void decon_wait_for_vblank(struct exynos_drm_crtc *crtc) { struct decon_context *ctx = crtc->ctx; @@ -126,7 +138,9 @@ static int decon_ctx_initialize(struct decon_context *ctx, ctx->drm_dev = drm_dev; ctx->pipe = priv->pipe++; - ret = drm_iommu_attach_device_if_possible(ctx->crtc, drm_dev, ctx->dev); + decon_clear_channels(ctx->crtc); + + ret = drm_iommu_attach_device(drm_dev, ctx->dev); if (ret) priv->pipe--; @@ -136,8 +150,7 @@ static int decon_ctx_initialize(struct decon_context *ctx, static void decon_ctx_remove(struct decon_context *ctx) { /* detach this sub driver from iommu mapping if supported. */ - if (is_drm_iommu_supported(ctx->drm_dev)) - drm_iommu_detach_device(ctx->drm_dev, ctx->dev); + drm_iommu_detach_device(ctx->drm_dev, ctx->dev); } static u32 decon_calc_clkdiv(struct decon_context *ctx, @@ -271,16 +284,16 @@ static void decon_disable_vblank(struct exynos_drm_crtc *crtc) } } -static void decon_win_set_pixfmt(struct decon_context *ctx, unsigned int win) +static void decon_win_set_pixfmt(struct decon_context *ctx, unsigned int win, + struct drm_framebuffer *fb) { - struct exynos_drm_plane *plane = &ctx->planes[win]; unsigned long val; int padding; val = readl(ctx->regs + WINCON(win)); val &= ~WINCONx_BPPMODE_MASK; - switch (plane->pixel_format) { + switch (fb->pixel_format) { case DRM_FORMAT_RGB565: val |= WINCONx_BPPMODE_16BPP_565; val |= WINCONx_BURSTLEN_16WORD; @@ -329,7 +342,7 @@ static void decon_win_set_pixfmt(struct decon_context *ctx, unsigned int win) break; } - DRM_DEBUG_KMS("bpp = %d\n", plane->bpp); + DRM_DEBUG_KMS("bpp = %d\n", fb->bits_per_pixel); /* * In case of exynos, setting dma-burst to 16Word causes permanent @@ -339,8 +352,8 @@ static void decon_win_set_pixfmt(struct decon_context *ctx, unsigned int win) * movement causes unstable DMA which results into iommu crash/tear. */ - padding = (plane->pitch / (plane->bpp >> 3)) - plane->fb_width; - if (plane->fb_width + padding < MIN_FB_WIDTH_FOR_16WORD_BURST) { + padding = (fb->pitches[0] / (fb->bits_per_pixel >> 3)) - fb->width; + if (fb->width + padding < MIN_FB_WIDTH_FOR_16WORD_BURST) { val &= ~WINCONx_BURSTLEN_MASK; val |= WINCONx_BURSTLEN_8WORD; } @@ -382,23 +395,30 @@ static void decon_shadow_protect_win(struct decon_context *ctx, writel(val, ctx->regs + SHADOWCON); } -static void decon_win_commit(struct exynos_drm_crtc *crtc, unsigned int win) +static void decon_atomic_begin(struct exynos_drm_crtc *crtc, + struct exynos_drm_plane *plane) { struct decon_context *ctx = crtc->ctx; - struct drm_display_mode *mode = &crtc->base.state->adjusted_mode; - struct exynos_drm_plane *plane; - int padding; - unsigned long val, alpha; - unsigned int last_x; - unsigned int last_y; if (ctx->suspended) return; - if (win < 0 || win >= WINDOWS_NR) - return; + decon_shadow_protect_win(ctx, plane->zpos, true); +} - plane = &ctx->planes[win]; +static void decon_update_plane(struct exynos_drm_crtc *crtc, + struct exynos_drm_plane *plane) +{ + struct decon_context *ctx = crtc->ctx; + struct drm_display_mode *mode = &crtc->base.state->adjusted_mode; + struct drm_plane_state *state = plane->base.state; + int padding; + unsigned long val, alpha; + unsigned int last_x; + unsigned int last_y; + unsigned int win = plane->zpos; + unsigned int bpp = state->fb->bits_per_pixel >> 3; + unsigned int pitch = state->fb->pitches[0]; if (ctx->suspended) return; @@ -413,18 +433,15 @@ static void decon_win_commit(struct exynos_drm_crtc *crtc, unsigned int win) * is set. */ - /* protect windows */ - decon_shadow_protect_win(ctx, win, true); - /* buffer start address */ val = (unsigned long)plane->dma_addr[0]; writel(val, ctx->regs + VIDW_BUF_START(win)); - padding = (plane->pitch / (plane->bpp >> 3)) - plane->fb_width; + padding = (pitch / bpp) - state->fb->width; /* buffer size */ - writel(plane->fb_width + padding, ctx->regs + VIDW_WHOLE_X(win)); - writel(plane->fb_height, ctx->regs + VIDW_WHOLE_Y(win)); + writel(state->fb->width + padding, ctx->regs + VIDW_WHOLE_X(win)); + writel(state->fb->height, ctx->regs + VIDW_WHOLE_Y(win)); /* offset from the start of the buffer to read */ writel(plane->src_x, ctx->regs + VIDW_OFFSET_X(win)); @@ -433,25 +450,25 @@ static void decon_win_commit(struct exynos_drm_crtc *crtc, unsigned int win) DRM_DEBUG_KMS("start addr = 0x%lx\n", (unsigned long)val); DRM_DEBUG_KMS("ovl_width = %d, ovl_height = %d\n", - plane->crtc_width, plane->crtc_height); + plane->crtc_w, plane->crtc_h); /* * OSD position. * In case the window layout goes of LCD layout, DECON fails. */ - if ((plane->crtc_x + plane->crtc_width) > mode->hdisplay) - plane->crtc_x = mode->hdisplay - plane->crtc_width; - if ((plane->crtc_y + plane->crtc_height) > mode->vdisplay) - plane->crtc_y = mode->vdisplay - plane->crtc_height; + if ((plane->crtc_x + plane->crtc_w) > mode->hdisplay) + plane->crtc_x = mode->hdisplay - plane->crtc_w; + if ((plane->crtc_y + plane->crtc_h) > mode->vdisplay) + plane->crtc_y = mode->vdisplay - plane->crtc_h; val = VIDOSDxA_TOPLEFT_X(plane->crtc_x) | VIDOSDxA_TOPLEFT_Y(plane->crtc_y); writel(val, ctx->regs + VIDOSD_A(win)); - last_x = plane->crtc_x + plane->crtc_width; + last_x = plane->crtc_x + plane->crtc_w; if (last_x) last_x--; - last_y = plane->crtc_y + plane->crtc_height; + last_y = plane->crtc_y + plane->crtc_h; if (last_y) last_y--; @@ -475,7 +492,7 @@ static void decon_win_commit(struct exynos_drm_crtc *crtc, unsigned int win) writel(alpha, ctx->regs + VIDOSD_D(win)); - decon_win_set_pixfmt(ctx, win); + decon_win_set_pixfmt(ctx, win, state->fb); /* hardware window 0 doesn't support color key. */ if (win != 0) @@ -495,17 +512,13 @@ static void decon_win_commit(struct exynos_drm_crtc *crtc, unsigned int win) writel(val, ctx->regs + DECON_UPDATE); } -static void decon_win_disable(struct exynos_drm_crtc *crtc, unsigned int win) +static void decon_disable_plane(struct exynos_drm_crtc *crtc, + struct exynos_drm_plane *plane) { struct decon_context *ctx = crtc->ctx; - struct exynos_drm_plane *plane; + unsigned int win = plane->zpos; u32 val; - if (win < 0 || win >= WINDOWS_NR) - return; - - plane = &ctx->planes[win]; - if (ctx->suspended) return; @@ -517,14 +530,22 @@ static void decon_win_disable(struct exynos_drm_crtc *crtc, unsigned int win) val &= ~WINCONx_ENWIN; writel(val, ctx->regs + WINCON(win)); - /* unprotect windows */ - decon_shadow_protect_win(ctx, win, false); - val = readl(ctx->regs + DECON_UPDATE); val |= DECON_UPDATE_STANDALONE_F; writel(val, ctx->regs + DECON_UPDATE); } +static void decon_atomic_flush(struct exynos_drm_crtc *crtc, + struct exynos_drm_plane *plane) +{ + struct decon_context *ctx = crtc->ctx; + + if (ctx->suspended) + return; + + decon_shadow_protect_win(ctx, plane->zpos, false); +} + static void decon_init(struct decon_context *ctx) { u32 val; @@ -601,7 +622,7 @@ static void decon_disable(struct exynos_drm_crtc *crtc) * a destroyed buffer later. */ for (i = 0; i < WINDOWS_NR; i++) - decon_win_disable(crtc, i); + decon_disable_plane(crtc, &ctx->planes[i]); clk_disable_unprepare(ctx->vclk); clk_disable_unprepare(ctx->eclk); @@ -621,9 +642,10 @@ static const struct exynos_drm_crtc_ops decon_crtc_ops = { .enable_vblank = decon_enable_vblank, .disable_vblank = decon_disable_vblank, .wait_for_vblank = decon_wait_for_vblank, - .win_commit = decon_win_commit, - .win_disable = decon_win_disable, - .clear_channels = decon_clear_channels, + .atomic_begin = decon_atomic_begin, + .update_plane = decon_update_plane, + .disable_plane = decon_disable_plane, + .atomic_flush = decon_atomic_flush, }; @@ -631,6 +653,7 @@ static irqreturn_t decon_irq_handler(int irq, void *dev_id) { struct decon_context *ctx = (struct decon_context *)dev_id; u32 val, clear_bit; + int win; val = readl(ctx->regs + VIDINTCON1); @@ -643,8 +666,15 @@ static irqreturn_t decon_irq_handler(int irq, void *dev_id) goto out; if (!ctx->i80_if) { - drm_handle_vblank(ctx->drm_dev, ctx->pipe); - exynos_drm_crtc_finish_pageflip(ctx->drm_dev, ctx->pipe); + drm_crtc_handle_vblank(&ctx->crtc->base); + for (win = 0 ; win < WINDOWS_NR ; win++) { + struct exynos_drm_plane *plane = &ctx->planes[win]; + + if (!plane->pending_fb) + continue; + + exynos_drm_crtc_finish_update(ctx->crtc, plane); + } /* set wait vsync event to zero and wake up queue. */ if (atomic_read(&ctx->wait_vsync_event)) { @@ -675,7 +705,8 @@ static int decon_bind(struct device *dev, struct device *master, void *data) type = (zpos == ctx->default_win) ? DRM_PLANE_TYPE_PRIMARY : DRM_PLANE_TYPE_OVERLAY; ret = exynos_plane_init(drm_dev, &ctx->planes[zpos], - 1 << ctx->pipe, type, zpos); + 1 << ctx->pipe, type, decon_formats, + ARRAY_SIZE(decon_formats), zpos); if (ret) return ret; } @@ -689,8 +720,8 @@ static int decon_bind(struct device *dev, struct device *master, void *data) return PTR_ERR(ctx->crtc); } - if (ctx->display) - exynos_drm_create_enc_conn(drm_dev, ctx->display); + if (ctx->encoder) + exynos_dpi_bind(drm_dev, ctx->encoder); return 0; @@ -703,8 +734,8 @@ static void decon_unbind(struct device *dev, struct device *master, decon_disable(ctx->crtc); - if (ctx->display) - exynos_dpi_remove(ctx->display); + if (ctx->encoder) + exynos_dpi_remove(ctx->encoder); decon_ctx_remove(ctx); } @@ -789,9 +820,9 @@ static int decon_probe(struct platform_device *pdev) platform_set_drvdata(pdev, ctx); - ctx->display = exynos_dpi_probe(dev); - if (IS_ERR(ctx->display)) { - ret = PTR_ERR(ctx->display); + ctx->encoder = exynos_dpi_probe(dev); + if (IS_ERR(ctx->encoder)) { + ret = PTR_ERR(ctx->encoder); goto err_iounmap; } diff --git a/drivers/gpu/drm/exynos/exynos_dp_core.c b/drivers/gpu/drm/exynos/exynos_dp_core.c index 172b8002a2c8..d66ade0efac8 100644 --- a/drivers/gpu/drm/exynos/exynos_dp_core.c +++ b/drivers/gpu/drm/exynos/exynos_dp_core.c @@ -32,19 +32,20 @@ #include <drm/drm_panel.h> #include "exynos_dp_core.h" +#include "exynos_drm_crtc.h" #define ctx_from_connector(c) container_of(c, struct exynos_dp_device, \ connector) static inline struct exynos_drm_crtc *dp_to_crtc(struct exynos_dp_device *dp) { - return to_exynos_crtc(dp->encoder->crtc); + return to_exynos_crtc(dp->encoder.crtc); } -static inline struct exynos_dp_device * -display_to_dp(struct exynos_drm_display *d) +static inline struct exynos_dp_device *encoder_to_dp( + struct drm_encoder *e) { - return container_of(d, struct exynos_dp_device, display); + return container_of(e, struct exynos_dp_device, encoder); } struct bridge_init { @@ -795,9 +796,6 @@ static int exynos_dp_config_video(struct exynos_dp_device *dp) /* Configure video slave mode */ exynos_dp_enable_video_master(dp, 0); - /* Enable video */ - exynos_dp_start_video(dp); - timeout_loop = 0; for (;;) { @@ -891,9 +889,9 @@ static void exynos_dp_hotplug(struct work_struct *work) drm_helper_hpd_irq_event(dp->drm_dev); } -static void exynos_dp_commit(struct exynos_drm_display *display) +static void exynos_dp_commit(struct drm_encoder *encoder) { - struct exynos_dp_device *dp = display_to_dp(display); + struct exynos_dp_device *dp = encoder_to_dp(encoder); int ret; /* Keep the panel disabled while we configure video */ @@ -938,6 +936,9 @@ static void exynos_dp_commit(struct exynos_drm_display *display) if (drm_panel_enable(dp->panel)) DRM_ERROR("failed to enable the panel\n"); } + + /* Enable video */ + exynos_dp_start_video(dp); } static enum drm_connector_status exynos_dp_detect( @@ -994,7 +995,7 @@ static struct drm_encoder *exynos_dp_best_encoder( { struct exynos_dp_device *dp = ctx_from_connector(connector); - return dp->encoder; + return &dp->encoder; } static struct drm_connector_helper_funcs exynos_dp_connector_helper_funcs = { @@ -1019,15 +1020,12 @@ static int exynos_drm_attach_lcd_bridge(struct exynos_dp_device *dp, return 0; } -static int exynos_dp_create_connector(struct exynos_drm_display *display, - struct drm_encoder *encoder) +static int exynos_dp_create_connector(struct drm_encoder *encoder) { - struct exynos_dp_device *dp = display_to_dp(display); + struct exynos_dp_device *dp = encoder_to_dp(encoder); struct drm_connector *connector = &dp->connector; int ret; - dp->encoder = encoder; - /* Pre-empt DP connector creation if there's a bridge */ if (dp->bridge) { ret = exynos_drm_attach_lcd_bridge(dp, encoder); @@ -1054,20 +1052,22 @@ static int exynos_dp_create_connector(struct exynos_drm_display *display, return ret; } -static void exynos_dp_phy_init(struct exynos_dp_device *dp) +static bool exynos_dp_mode_fixup(struct drm_encoder *encoder, + const struct drm_display_mode *mode, + struct drm_display_mode *adjusted_mode) { - if (dp->phy) - phy_power_on(dp->phy); + return true; } -static void exynos_dp_phy_exit(struct exynos_dp_device *dp) +static void exynos_dp_mode_set(struct drm_encoder *encoder, + struct drm_display_mode *mode, + struct drm_display_mode *adjusted_mode) { - if (dp->phy) - phy_power_off(dp->phy); } -static void exynos_dp_poweron(struct exynos_dp_device *dp) +static void exynos_dp_enable(struct drm_encoder *encoder) { + struct exynos_dp_device *dp = encoder_to_dp(encoder); struct exynos_drm_crtc *crtc = dp_to_crtc(dp); if (dp->dpms_mode == DRM_MODE_DPMS_ON) @@ -1084,14 +1084,17 @@ static void exynos_dp_poweron(struct exynos_dp_device *dp) crtc->ops->clock_enable(dp_to_crtc(dp), true); clk_prepare_enable(dp->clock); - exynos_dp_phy_init(dp); + phy_power_on(dp->phy); exynos_dp_init_dp(dp); enable_irq(dp->irq); - exynos_dp_commit(&dp->display); + exynos_dp_commit(&dp->encoder); + + dp->dpms_mode = DRM_MODE_DPMS_ON; } -static void exynos_dp_poweroff(struct exynos_dp_device *dp) +static void exynos_dp_disable(struct drm_encoder *encoder) { + struct exynos_dp_device *dp = encoder_to_dp(encoder); struct exynos_drm_crtc *crtc = dp_to_crtc(dp); if (dp->dpms_mode != DRM_MODE_DPMS_ON) @@ -1106,7 +1109,7 @@ static void exynos_dp_poweroff(struct exynos_dp_device *dp) disable_irq(dp->irq); flush_work(&dp->hotplug_work); - exynos_dp_phy_exit(dp); + phy_power_off(dp->phy); clk_disable_unprepare(dp->clock); if (crtc->ops->clock_enable) @@ -1116,31 +1119,19 @@ static void exynos_dp_poweroff(struct exynos_dp_device *dp) if (drm_panel_unprepare(dp->panel)) DRM_ERROR("failed to turnoff the panel\n"); } -} - -static void exynos_dp_dpms(struct exynos_drm_display *display, int mode) -{ - struct exynos_dp_device *dp = display_to_dp(display); - switch (mode) { - case DRM_MODE_DPMS_ON: - exynos_dp_poweron(dp); - break; - case DRM_MODE_DPMS_STANDBY: - case DRM_MODE_DPMS_SUSPEND: - case DRM_MODE_DPMS_OFF: - exynos_dp_poweroff(dp); - break; - default: - break; - } - dp->dpms_mode = mode; + dp->dpms_mode = DRM_MODE_DPMS_OFF; } -static struct exynos_drm_display_ops exynos_dp_display_ops = { - .create_connector = exynos_dp_create_connector, - .dpms = exynos_dp_dpms, - .commit = exynos_dp_commit, +static struct drm_encoder_helper_funcs exynos_dp_encoder_helper_funcs = { + .mode_fixup = exynos_dp_mode_fixup, + .mode_set = exynos_dp_mode_set, + .enable = exynos_dp_enable, + .disable = exynos_dp_disable, +}; + +static struct drm_encoder_funcs exynos_dp_encoder_funcs = { + .destroy = drm_encoder_cleanup, }; static struct video_info *exynos_dp_dt_parse_pdata(struct device *dev) @@ -1219,9 +1210,10 @@ static int exynos_dp_bind(struct device *dev, struct device *master, void *data) struct exynos_dp_device *dp = dev_get_drvdata(dev); struct platform_device *pdev = to_platform_device(dev); struct drm_device *drm_dev = data; + struct drm_encoder *encoder = &dp->encoder; struct resource *res; unsigned int irq_flags; - int ret = 0; + int pipe, ret = 0; dp->dev = &pdev->dev; dp->dpms_mode = DRM_MODE_DPMS_OFF; @@ -1297,7 +1289,7 @@ static int exynos_dp_bind(struct device *dev, struct device *master, void *data) INIT_WORK(&dp->hotplug_work, exynos_dp_hotplug); - exynos_dp_phy_init(dp); + phy_power_on(dp->phy); exynos_dp_init_dp(dp); @@ -1311,7 +1303,28 @@ static int exynos_dp_bind(struct device *dev, struct device *master, void *data) dp->drm_dev = drm_dev; - return exynos_drm_create_enc_conn(drm_dev, &dp->display); + pipe = exynos_drm_crtc_get_pipe_from_type(drm_dev, + EXYNOS_DISPLAY_TYPE_LCD); + if (pipe < 0) + return pipe; + + encoder->possible_crtcs = 1 << pipe; + + DRM_DEBUG_KMS("possible_crtcs = 0x%x\n", encoder->possible_crtcs); + + drm_encoder_init(drm_dev, encoder, &exynos_dp_encoder_funcs, + DRM_MODE_ENCODER_TMDS); + + drm_encoder_helper_add(encoder, &exynos_dp_encoder_helper_funcs); + + ret = exynos_dp_create_connector(encoder); + if (ret) { + DRM_ERROR("failed to create connector ret = %d\n", ret); + drm_encoder_cleanup(encoder); + return ret; + } + + return 0; } static void exynos_dp_unbind(struct device *dev, struct device *master, @@ -1319,7 +1332,7 @@ static void exynos_dp_unbind(struct device *dev, struct device *master, { struct exynos_dp_device *dp = dev_get_drvdata(dev); - exynos_dp_dpms(&dp->display, DRM_MODE_DPMS_OFF); + exynos_dp_disable(&dp->encoder); } static const struct component_ops exynos_dp_ops = { @@ -1338,8 +1351,6 @@ static int exynos_dp_probe(struct platform_device *pdev) if (!dp) return -ENOMEM; - dp->display.type = EXYNOS_DISPLAY_TYPE_LCD; - dp->display.ops = &exynos_dp_display_ops; platform_set_drvdata(pdev, dp); panel_node = of_parse_phandle(dev->of_node, "panel", 0); @@ -1377,7 +1388,7 @@ static int exynos_dp_suspend(struct device *dev) { struct exynos_dp_device *dp = dev_get_drvdata(dev); - exynos_dp_dpms(&dp->display, DRM_MODE_DPMS_OFF); + exynos_dp_disable(&dp->encoder); return 0; } @@ -1385,7 +1396,7 @@ static int exynos_dp_resume(struct device *dev) { struct exynos_dp_device *dp = dev_get_drvdata(dev); - exynos_dp_dpms(&dp->display, DRM_MODE_DPMS_ON); + exynos_dp_enable(&dp->encoder); return 0; } #endif diff --git a/drivers/gpu/drm/exynos/exynos_dp_core.h b/drivers/gpu/drm/exynos/exynos_dp_core.h index a4e799679669..e413b6f7b0e7 100644 --- a/drivers/gpu/drm/exynos/exynos_dp_core.h +++ b/drivers/gpu/drm/exynos/exynos_dp_core.h @@ -147,11 +147,10 @@ struct link_train { }; struct exynos_dp_device { - struct exynos_drm_display display; + struct drm_encoder encoder; struct device *dev; struct drm_device *drm_dev; struct drm_connector connector; - struct drm_encoder *encoder; struct drm_panel *panel; struct drm_bridge *bridge; struct clk *clock; diff --git a/drivers/gpu/drm/exynos/exynos_drm_buf.c b/drivers/gpu/drm/exynos/exynos_drm_buf.c deleted file mode 100644 index 24994ba10e28..000000000000 --- a/drivers/gpu/drm/exynos/exynos_drm_buf.c +++ /dev/null @@ -1,186 +0,0 @@ -/* exynos_drm_buf.c - * - * Copyright (c) 2011 Samsung Electronics Co., Ltd. - * Author: Inki Dae <inki.dae@samsung.com> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. - */ - -#include <drm/drmP.h> -#include <drm/exynos_drm.h> - -#include "exynos_drm_drv.h" -#include "exynos_drm_gem.h" -#include "exynos_drm_buf.h" -#include "exynos_drm_iommu.h" - -static int lowlevel_buffer_allocate(struct drm_device *dev, - unsigned int flags, struct exynos_drm_gem_buf *buf) -{ - int ret = 0; - enum dma_attr attr; - unsigned int nr_pages; - - if (buf->dma_addr) { - DRM_DEBUG_KMS("already allocated.\n"); - return 0; - } - - init_dma_attrs(&buf->dma_attrs); - - /* - * if EXYNOS_BO_CONTIG, fully physically contiguous memory - * region will be allocated else physically contiguous - * as possible. - */ - if (!(flags & EXYNOS_BO_NONCONTIG)) - dma_set_attr(DMA_ATTR_FORCE_CONTIGUOUS, &buf->dma_attrs); - - /* - * if EXYNOS_BO_WC or EXYNOS_BO_NONCACHABLE, writecombine mapping - * else cachable mapping. - */ - if (flags & EXYNOS_BO_WC || !(flags & EXYNOS_BO_CACHABLE)) - attr = DMA_ATTR_WRITE_COMBINE; - else - attr = DMA_ATTR_NON_CONSISTENT; - - dma_set_attr(attr, &buf->dma_attrs); - dma_set_attr(DMA_ATTR_NO_KERNEL_MAPPING, &buf->dma_attrs); - - nr_pages = buf->size >> PAGE_SHIFT; - - if (!is_drm_iommu_supported(dev)) { - dma_addr_t start_addr; - unsigned int i = 0; - - buf->pages = drm_calloc_large(nr_pages, sizeof(struct page *)); - if (!buf->pages) { - DRM_ERROR("failed to allocate pages.\n"); - return -ENOMEM; - } - - buf->cookie = dma_alloc_attrs(dev->dev, - buf->size, - &buf->dma_addr, GFP_KERNEL, - &buf->dma_attrs); - if (!buf->cookie) { - DRM_ERROR("failed to allocate buffer.\n"); - ret = -ENOMEM; - goto err_free; - } - - start_addr = buf->dma_addr; - while (i < nr_pages) { - buf->pages[i] = phys_to_page(start_addr); - start_addr += PAGE_SIZE; - i++; - } - } else { - - buf->pages = dma_alloc_attrs(dev->dev, buf->size, - &buf->dma_addr, GFP_KERNEL, - &buf->dma_attrs); - if (!buf->pages) { - DRM_ERROR("failed to allocate buffer.\n"); - return -ENOMEM; - } - } - - buf->sgt = drm_prime_pages_to_sg(buf->pages, nr_pages); - if (IS_ERR(buf->sgt)) { - DRM_ERROR("failed to get sg table.\n"); - ret = PTR_ERR(buf->sgt); - goto err_free_attrs; - } - - DRM_DEBUG_KMS("dma_addr(0x%lx), size(0x%lx)\n", - (unsigned long)buf->dma_addr, - buf->size); - - return ret; - -err_free_attrs: - dma_free_attrs(dev->dev, buf->size, buf->pages, - (dma_addr_t)buf->dma_addr, &buf->dma_attrs); - buf->dma_addr = (dma_addr_t)NULL; -err_free: - if (!is_drm_iommu_supported(dev)) - drm_free_large(buf->pages); - - return ret; -} - -static void lowlevel_buffer_deallocate(struct drm_device *dev, - unsigned int flags, struct exynos_drm_gem_buf *buf) -{ - if (!buf->dma_addr) { - DRM_DEBUG_KMS("dma_addr is invalid.\n"); - return; - } - - DRM_DEBUG_KMS("dma_addr(0x%lx), size(0x%lx)\n", - (unsigned long)buf->dma_addr, - buf->size); - - sg_free_table(buf->sgt); - - kfree(buf->sgt); - buf->sgt = NULL; - - if (!is_drm_iommu_supported(dev)) { - dma_free_attrs(dev->dev, buf->size, buf->cookie, - (dma_addr_t)buf->dma_addr, &buf->dma_attrs); - drm_free_large(buf->pages); - } else - dma_free_attrs(dev->dev, buf->size, buf->pages, - (dma_addr_t)buf->dma_addr, &buf->dma_attrs); - - buf->dma_addr = (dma_addr_t)NULL; -} - -struct exynos_drm_gem_buf *exynos_drm_init_buf(struct drm_device *dev, - unsigned int size) -{ - struct exynos_drm_gem_buf *buffer; - - DRM_DEBUG_KMS("desired size = 0x%x\n", size); - - buffer = kzalloc(sizeof(*buffer), GFP_KERNEL); - if (!buffer) - return NULL; - - buffer->size = size; - return buffer; -} - -void exynos_drm_fini_buf(struct drm_device *dev, - struct exynos_drm_gem_buf *buffer) -{ - kfree(buffer); - buffer = NULL; -} - -int exynos_drm_alloc_buf(struct drm_device *dev, - struct exynos_drm_gem_buf *buf, unsigned int flags) -{ - - /* - * allocate memory region and set the memory information - * to vaddr and dma_addr of a buffer object. - */ - if (lowlevel_buffer_allocate(dev, flags, buf) < 0) - return -ENOMEM; - - return 0; -} - -void exynos_drm_free_buf(struct drm_device *dev, - unsigned int flags, struct exynos_drm_gem_buf *buffer) -{ - - lowlevel_buffer_deallocate(dev, flags, buffer); -} diff --git a/drivers/gpu/drm/exynos/exynos_drm_buf.h b/drivers/gpu/drm/exynos/exynos_drm_buf.h deleted file mode 100644 index a6412f19673c..000000000000 --- a/drivers/gpu/drm/exynos/exynos_drm_buf.h +++ /dev/null @@ -1,33 +0,0 @@ -/* exynos_drm_buf.h - * - * Copyright (c) 2011 Samsung Electronics Co., Ltd. - * Author: Inki Dae <inki.dae@samsung.com> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. - */ - -#ifndef _EXYNOS_DRM_BUF_H_ -#define _EXYNOS_DRM_BUF_H_ - -/* create and initialize buffer object. */ -struct exynos_drm_gem_buf *exynos_drm_init_buf(struct drm_device *dev, - unsigned int size); - -/* destroy buffer object. */ -void exynos_drm_fini_buf(struct drm_device *dev, - struct exynos_drm_gem_buf *buffer); - -/* allocate physical memory region and setup sgt. */ -int exynos_drm_alloc_buf(struct drm_device *dev, - struct exynos_drm_gem_buf *buf, - unsigned int flags); - -/* release physical memory region, and sgt. */ -void exynos_drm_free_buf(struct drm_device *dev, - unsigned int flags, - struct exynos_drm_gem_buf *buffer); - -#endif diff --git a/drivers/gpu/drm/exynos/exynos_drm_core.c b/drivers/gpu/drm/exynos/exynos_drm_core.c index 4c9f972eaa07..c68a6a2a9b57 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_core.c +++ b/drivers/gpu/drm/exynos/exynos_drm_core.c @@ -15,46 +15,10 @@ #include <drm/drmP.h> #include "exynos_drm_drv.h" #include "exynos_drm_crtc.h" -#include "exynos_drm_encoder.h" #include "exynos_drm_fbdev.h" static LIST_HEAD(exynos_drm_subdrv_list); -int exynos_drm_create_enc_conn(struct drm_device *dev, - struct exynos_drm_display *display) -{ - struct drm_encoder *encoder; - int ret; - unsigned long possible_crtcs = 0; - - ret = exynos_drm_crtc_get_pipe_from_type(dev, display->type); - if (ret < 0) - return ret; - - possible_crtcs |= 1 << ret; - - /* create and initialize a encoder for this sub driver. */ - encoder = exynos_drm_encoder_create(dev, display, possible_crtcs); - if (!encoder) { - DRM_ERROR("failed to create encoder\n"); - return -EFAULT; - } - - display->encoder = encoder; - - ret = display->ops->create_connector(display, encoder); - if (ret) { - DRM_ERROR("failed to create connector ret = %d\n", ret); - goto err_destroy_encoder; - } - - return 0; - -err_destroy_encoder: - encoder->funcs->destroy(encoder); - return ret; -} - int exynos_drm_subdrv_register(struct exynos_drm_subdrv *subdrv) { if (!subdrv) diff --git a/drivers/gpu/drm/exynos/exynos_drm_crtc.c b/drivers/gpu/drm/exynos/exynos_drm_crtc.c index 644b4b76e071..0872aa2f450f 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_crtc.c +++ b/drivers/gpu/drm/exynos/exynos_drm_crtc.c @@ -19,21 +19,15 @@ #include "exynos_drm_crtc.h" #include "exynos_drm_drv.h" -#include "exynos_drm_encoder.h" #include "exynos_drm_plane.h" static void exynos_drm_crtc_enable(struct drm_crtc *crtc) { struct exynos_drm_crtc *exynos_crtc = to_exynos_crtc(crtc); - if (exynos_crtc->enabled) - return; - if (exynos_crtc->ops->enable) exynos_crtc->ops->enable(exynos_crtc); - exynos_crtc->enabled = true; - drm_crtc_vblank_on(crtc); } @@ -41,20 +35,10 @@ static void exynos_drm_crtc_disable(struct drm_crtc *crtc) { struct exynos_drm_crtc *exynos_crtc = to_exynos_crtc(crtc); - if (!exynos_crtc->enabled) - return; - - /* wait for the completion of page flip. */ - if (!wait_event_timeout(exynos_crtc->pending_flip_queue, - (exynos_crtc->event == NULL), HZ/20)) - exynos_crtc->event = NULL; - drm_crtc_vblank_off(crtc); if (exynos_crtc->ops->disable) exynos_crtc->ops->disable(exynos_crtc); - - exynos_crtc->enabled = false; } static bool @@ -80,18 +64,36 @@ exynos_drm_crtc_mode_set_nofb(struct drm_crtc *crtc) exynos_crtc->ops->commit(exynos_crtc); } -static void exynos_crtc_atomic_begin(struct drm_crtc *crtc) +static void exynos_crtc_atomic_begin(struct drm_crtc *crtc, + struct drm_crtc_state *old_crtc_state) { struct exynos_drm_crtc *exynos_crtc = to_exynos_crtc(crtc); + struct drm_plane *plane; - if (crtc->state->event) { - WARN_ON(drm_crtc_vblank_get(crtc) != 0); - exynos_crtc->event = crtc->state->event; + exynos_crtc->event = crtc->state->event; + + drm_atomic_crtc_for_each_plane(plane, crtc) { + struct exynos_drm_plane *exynos_plane = to_exynos_plane(plane); + + if (exynos_crtc->ops->atomic_begin) + exynos_crtc->ops->atomic_begin(exynos_crtc, + exynos_plane); } } -static void exynos_crtc_atomic_flush(struct drm_crtc *crtc) +static void exynos_crtc_atomic_flush(struct drm_crtc *crtc, + struct drm_crtc_state *old_crtc_state) { + struct exynos_drm_crtc *exynos_crtc = to_exynos_crtc(crtc); + struct drm_plane *plane; + + drm_atomic_crtc_for_each_plane(plane, crtc) { + struct exynos_drm_plane *exynos_plane = to_exynos_plane(plane); + + if (exynos_crtc->ops->atomic_flush) + exynos_crtc->ops->atomic_flush(exynos_crtc, + exynos_plane); + } } static struct drm_crtc_helper_funcs exynos_crtc_helper_funcs = { @@ -139,13 +141,13 @@ struct exynos_drm_crtc *exynos_drm_crtc_create(struct drm_device *drm_dev, if (!exynos_crtc) return ERR_PTR(-ENOMEM); - init_waitqueue_head(&exynos_crtc->pending_flip_queue); - exynos_crtc->pipe = pipe; exynos_crtc->type = type; exynos_crtc->ops = ops; exynos_crtc->ctx = ctx; + init_waitqueue_head(&exynos_crtc->wait_update); + crtc = &exynos_crtc->base; private->crtc[pipe] = crtc; @@ -171,11 +173,8 @@ int exynos_drm_crtc_enable_vblank(struct drm_device *dev, int pipe) struct exynos_drm_crtc *exynos_crtc = to_exynos_crtc(private->crtc[pipe]); - if (!exynos_crtc->enabled) - return -EPERM; - if (exynos_crtc->ops->enable_vblank) - exynos_crtc->ops->enable_vblank(exynos_crtc); + return exynos_crtc->ops->enable_vblank(exynos_crtc); return 0; } @@ -186,31 +185,34 @@ void exynos_drm_crtc_disable_vblank(struct drm_device *dev, int pipe) struct exynos_drm_crtc *exynos_crtc = to_exynos_crtc(private->crtc[pipe]); - if (!exynos_crtc->enabled) - return; - if (exynos_crtc->ops->disable_vblank) exynos_crtc->ops->disable_vblank(exynos_crtc); } -void exynos_drm_crtc_finish_pageflip(struct drm_device *dev, int pipe) +void exynos_drm_crtc_wait_pending_update(struct exynos_drm_crtc *exynos_crtc) { - struct exynos_drm_private *dev_priv = dev->dev_private; - struct drm_crtc *drm_crtc = dev_priv->crtc[pipe]; - struct exynos_drm_crtc *exynos_crtc = to_exynos_crtc(drm_crtc); + wait_event_timeout(exynos_crtc->wait_update, + (atomic_read(&exynos_crtc->pending_update) == 0), + msecs_to_jiffies(50)); +} + +void exynos_drm_crtc_finish_update(struct exynos_drm_crtc *exynos_crtc, + struct exynos_drm_plane *exynos_plane) +{ + struct drm_crtc *crtc = &exynos_crtc->base; unsigned long flags; - spin_lock_irqsave(&dev->event_lock, flags); - if (exynos_crtc->event) { + exynos_plane->pending_fb = NULL; - drm_send_vblank_event(dev, -1, exynos_crtc->event); - drm_vblank_put(dev, pipe); - wake_up(&exynos_crtc->pending_flip_queue); + if (atomic_dec_and_test(&exynos_crtc->pending_update)) + wake_up(&exynos_crtc->wait_update); - } + spin_lock_irqsave(&crtc->dev->event_lock, flags); + if (exynos_crtc->event) + drm_crtc_send_vblank_event(crtc, exynos_crtc->event); exynos_crtc->event = NULL; - spin_unlock_irqrestore(&dev->event_lock, flags); + spin_unlock_irqrestore(&crtc->dev->event_lock, flags); } void exynos_drm_crtc_complete_scanout(struct drm_framebuffer *fb) @@ -237,7 +239,7 @@ void exynos_drm_crtc_complete_scanout(struct drm_framebuffer *fb) } int exynos_drm_crtc_get_pipe_from_type(struct drm_device *drm_dev, - unsigned int out_type) + enum exynos_drm_output_type out_type) { struct drm_crtc *crtc; diff --git a/drivers/gpu/drm/exynos/exynos_drm_crtc.h b/drivers/gpu/drm/exynos/exynos_drm_crtc.h index 0f3aa70818e3..f87d4abda6f7 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_crtc.h +++ b/drivers/gpu/drm/exynos/exynos_drm_crtc.h @@ -25,12 +25,14 @@ struct exynos_drm_crtc *exynos_drm_crtc_create(struct drm_device *drm_dev, void *context); int exynos_drm_crtc_enable_vblank(struct drm_device *dev, int pipe); void exynos_drm_crtc_disable_vblank(struct drm_device *dev, int pipe); -void exynos_drm_crtc_finish_pageflip(struct drm_device *dev, int pipe); +void exynos_drm_crtc_wait_pending_update(struct exynos_drm_crtc *exynos_crtc); +void exynos_drm_crtc_finish_update(struct exynos_drm_crtc *exynos_crtc, + struct exynos_drm_plane *exynos_plane); void exynos_drm_crtc_complete_scanout(struct drm_framebuffer *fb); /* This function gets pipe value to crtc device matched with out_type. */ int exynos_drm_crtc_get_pipe_from_type(struct drm_device *drm_dev, - unsigned int out_type); + enum exynos_drm_output_type out_type); /* * This function calls the crtc device(manager)'s te_handler() callback diff --git a/drivers/gpu/drm/exynos/exynos_drm_dmabuf.c b/drivers/gpu/drm/exynos/exynos_drm_dmabuf.c deleted file mode 100644 index cd485c091b30..000000000000 --- a/drivers/gpu/drm/exynos/exynos_drm_dmabuf.c +++ /dev/null @@ -1,286 +0,0 @@ -/* exynos_drm_dmabuf.c - * - * Copyright (c) 2012 Samsung Electronics Co., Ltd. - * Author: Inki Dae <inki.dae@samsung.com> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. - */ - -#include <drm/drmP.h> -#include <drm/exynos_drm.h> -#include "exynos_drm_dmabuf.h" -#include "exynos_drm_drv.h" -#include "exynos_drm_gem.h" - -#include <linux/dma-buf.h> - -struct exynos_drm_dmabuf_attachment { - struct sg_table sgt; - enum dma_data_direction dir; - bool is_mapped; -}; - -static struct exynos_drm_gem_obj *dma_buf_to_obj(struct dma_buf *buf) -{ - return to_exynos_gem_obj(buf->priv); -} - -static int exynos_gem_attach_dma_buf(struct dma_buf *dmabuf, - struct device *dev, - struct dma_buf_attachment *attach) -{ - struct exynos_drm_dmabuf_attachment *exynos_attach; - - exynos_attach = kzalloc(sizeof(*exynos_attach), GFP_KERNEL); - if (!exynos_attach) - return -ENOMEM; - - exynos_attach->dir = DMA_NONE; - attach->priv = exynos_attach; - - return 0; -} - -static void exynos_gem_detach_dma_buf(struct dma_buf *dmabuf, - struct dma_buf_attachment *attach) -{ - struct exynos_drm_dmabuf_attachment *exynos_attach = attach->priv; - struct sg_table *sgt; - - if (!exynos_attach) - return; - - sgt = &exynos_attach->sgt; - - if (exynos_attach->dir != DMA_NONE) - dma_unmap_sg(attach->dev, sgt->sgl, sgt->nents, - exynos_attach->dir); - - sg_free_table(sgt); - kfree(exynos_attach); - attach->priv = NULL; -} - -static struct sg_table * - exynos_gem_map_dma_buf(struct dma_buf_attachment *attach, - enum dma_data_direction dir) -{ - struct exynos_drm_dmabuf_attachment *exynos_attach = attach->priv; - struct exynos_drm_gem_obj *gem_obj = dma_buf_to_obj(attach->dmabuf); - struct drm_device *dev = gem_obj->base.dev; - struct exynos_drm_gem_buf *buf; - struct scatterlist *rd, *wr; - struct sg_table *sgt = NULL; - unsigned int i; - int nents, ret; - - /* just return current sgt if already requested. */ - if (exynos_attach->dir == dir && exynos_attach->is_mapped) - return &exynos_attach->sgt; - - buf = gem_obj->buffer; - if (!buf) { - DRM_ERROR("buffer is null.\n"); - return ERR_PTR(-ENOMEM); - } - - sgt = &exynos_attach->sgt; - - ret = sg_alloc_table(sgt, buf->sgt->orig_nents, GFP_KERNEL); - if (ret) { - DRM_ERROR("failed to alloc sgt.\n"); - return ERR_PTR(-ENOMEM); - } - - mutex_lock(&dev->struct_mutex); - - rd = buf->sgt->sgl; - wr = sgt->sgl; - for (i = 0; i < sgt->orig_nents; ++i) { - sg_set_page(wr, sg_page(rd), rd->length, rd->offset); - rd = sg_next(rd); - wr = sg_next(wr); - } - - if (dir != DMA_NONE) { - nents = dma_map_sg(attach->dev, sgt->sgl, sgt->orig_nents, dir); - if (!nents) { - DRM_ERROR("failed to map sgl with iommu.\n"); - sg_free_table(sgt); - sgt = ERR_PTR(-EIO); - goto err_unlock; - } - } - - exynos_attach->is_mapped = true; - exynos_attach->dir = dir; - attach->priv = exynos_attach; - - DRM_DEBUG_PRIME("buffer size = 0x%lx\n", buf->size); - -err_unlock: - mutex_unlock(&dev->struct_mutex); - return sgt; -} - -static void exynos_gem_unmap_dma_buf(struct dma_buf_attachment *attach, - struct sg_table *sgt, - enum dma_data_direction dir) -{ - /* Nothing to do. */ -} - -static void *exynos_gem_dmabuf_kmap_atomic(struct dma_buf *dma_buf, - unsigned long page_num) -{ - /* TODO */ - - return NULL; -} - -static void exynos_gem_dmabuf_kunmap_atomic(struct dma_buf *dma_buf, - unsigned long page_num, - void *addr) -{ - /* TODO */ -} - -static void *exynos_gem_dmabuf_kmap(struct dma_buf *dma_buf, - unsigned long page_num) -{ - /* TODO */ - - return NULL; -} - -static void exynos_gem_dmabuf_kunmap(struct dma_buf *dma_buf, - unsigned long page_num, void *addr) -{ - /* TODO */ -} - -static int exynos_gem_dmabuf_mmap(struct dma_buf *dma_buf, - struct vm_area_struct *vma) -{ - return -ENOTTY; -} - -static struct dma_buf_ops exynos_dmabuf_ops = { - .attach = exynos_gem_attach_dma_buf, - .detach = exynos_gem_detach_dma_buf, - .map_dma_buf = exynos_gem_map_dma_buf, - .unmap_dma_buf = exynos_gem_unmap_dma_buf, - .kmap = exynos_gem_dmabuf_kmap, - .kmap_atomic = exynos_gem_dmabuf_kmap_atomic, - .kunmap = exynos_gem_dmabuf_kunmap, - .kunmap_atomic = exynos_gem_dmabuf_kunmap_atomic, - .mmap = exynos_gem_dmabuf_mmap, - .release = drm_gem_dmabuf_release, -}; - -struct dma_buf *exynos_dmabuf_prime_export(struct drm_device *drm_dev, - struct drm_gem_object *obj, int flags) -{ - struct exynos_drm_gem_obj *exynos_gem_obj = to_exynos_gem_obj(obj); - DEFINE_DMA_BUF_EXPORT_INFO(exp_info); - - exp_info.ops = &exynos_dmabuf_ops; - exp_info.size = exynos_gem_obj->base.size; - exp_info.flags = flags; - exp_info.priv = obj; - - return dma_buf_export(&exp_info); -} - -struct drm_gem_object *exynos_dmabuf_prime_import(struct drm_device *drm_dev, - struct dma_buf *dma_buf) -{ - struct dma_buf_attachment *attach; - struct sg_table *sgt; - struct scatterlist *sgl; - struct exynos_drm_gem_obj *exynos_gem_obj; - struct exynos_drm_gem_buf *buffer; - int ret; - - /* is this one of own objects? */ - if (dma_buf->ops == &exynos_dmabuf_ops) { - struct drm_gem_object *obj; - - obj = dma_buf->priv; - - /* is it from our device? */ - if (obj->dev == drm_dev) { - /* - * Importing dmabuf exported from out own gem increases - * refcount on gem itself instead of f_count of dmabuf. - */ - drm_gem_object_reference(obj); - return obj; - } - } - - attach = dma_buf_attach(dma_buf, drm_dev->dev); - if (IS_ERR(attach)) - return ERR_PTR(-EINVAL); - - get_dma_buf(dma_buf); - - sgt = dma_buf_map_attachment(attach, DMA_BIDIRECTIONAL); - if (IS_ERR(sgt)) { - ret = PTR_ERR(sgt); - goto err_buf_detach; - } - - buffer = kzalloc(sizeof(*buffer), GFP_KERNEL); - if (!buffer) { - ret = -ENOMEM; - goto err_unmap_attach; - } - - exynos_gem_obj = exynos_drm_gem_init(drm_dev, dma_buf->size); - if (!exynos_gem_obj) { - ret = -ENOMEM; - goto err_free_buffer; - } - - sgl = sgt->sgl; - - buffer->size = dma_buf->size; - buffer->dma_addr = sg_dma_address(sgl); - - if (sgt->nents == 1) { - /* always physically continuous memory if sgt->nents is 1. */ - exynos_gem_obj->flags |= EXYNOS_BO_CONTIG; - } else { - /* - * this case could be CONTIG or NONCONTIG type but for now - * sets NONCONTIG. - * TODO. we have to find a way that exporter can notify - * the type of its own buffer to importer. - */ - exynos_gem_obj->flags |= EXYNOS_BO_NONCONTIG; - } - - exynos_gem_obj->buffer = buffer; - buffer->sgt = sgt; - exynos_gem_obj->base.import_attach = attach; - - DRM_DEBUG_PRIME("dma_addr = %pad, size = 0x%lx\n", &buffer->dma_addr, - buffer->size); - - return &exynos_gem_obj->base; - -err_free_buffer: - kfree(buffer); - buffer = NULL; -err_unmap_attach: - dma_buf_unmap_attachment(attach, sgt, DMA_BIDIRECTIONAL); -err_buf_detach: - dma_buf_detach(dma_buf, attach); - dma_buf_put(dma_buf); - - return ERR_PTR(ret); -} diff --git a/drivers/gpu/drm/exynos/exynos_drm_dmabuf.h b/drivers/gpu/drm/exynos/exynos_drm_dmabuf.h deleted file mode 100644 index 886de9ff484d..000000000000 --- a/drivers/gpu/drm/exynos/exynos_drm_dmabuf.h +++ /dev/null @@ -1,20 +0,0 @@ -/* exynos_drm_dmabuf.h - * - * Copyright (c) 2012 Samsung Electronics Co., Ltd. - * Author: Inki Dae <inki.dae@samsung.com> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. - */ - -#ifndef _EXYNOS_DRM_DMABUF_H_ -#define _EXYNOS_DRM_DMABUF_H_ - -struct dma_buf *exynos_dmabuf_prime_export(struct drm_device *drm_dev, - struct drm_gem_object *obj, int flags); - -struct drm_gem_object *exynos_dmabuf_prime_import(struct drm_device *drm_dev, - struct dma_buf *dma_buf); -#endif diff --git a/drivers/gpu/drm/exynos/exynos_drm_dpi.c b/drivers/gpu/drm/exynos/exynos_drm_dpi.c index 7cb6595c1894..c748b8790de3 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_dpi.c +++ b/drivers/gpu/drm/exynos/exynos_drm_dpi.c @@ -20,26 +20,24 @@ #include <video/of_videomode.h> #include <video/videomode.h> -#include "exynos_drm_drv.h" +#include "exynos_drm_crtc.h" struct exynos_dpi { - struct exynos_drm_display display; + struct drm_encoder encoder; struct device *dev; struct device_node *panel_node; struct drm_panel *panel; struct drm_connector connector; - struct drm_encoder *encoder; struct videomode *vm; - int dpms_mode; }; #define connector_to_dpi(c) container_of(c, struct exynos_dpi, connector) -static inline struct exynos_dpi *display_to_dpi(struct exynos_drm_display *d) +static inline struct exynos_dpi *encoder_to_dpi(struct drm_encoder *e) { - return container_of(d, struct exynos_dpi, display); + return container_of(e, struct exynos_dpi, encoder); } static enum drm_connector_status @@ -99,7 +97,7 @@ exynos_dpi_best_encoder(struct drm_connector *connector) { struct exynos_dpi *ctx = connector_to_dpi(connector); - return ctx->encoder; + return &ctx->encoder; } static struct drm_connector_helper_funcs exynos_dpi_connector_helper_funcs = { @@ -107,15 +105,12 @@ static struct drm_connector_helper_funcs exynos_dpi_connector_helper_funcs = { .best_encoder = exynos_dpi_best_encoder, }; -static int exynos_dpi_create_connector(struct exynos_drm_display *display, - struct drm_encoder *encoder) +static int exynos_dpi_create_connector(struct drm_encoder *encoder) { - struct exynos_dpi *ctx = display_to_dpi(display); + struct exynos_dpi *ctx = encoder_to_dpi(encoder); struct drm_connector *connector = &ctx->connector; int ret; - ctx->encoder = encoder; - connector->polled = DRM_CONNECTOR_POLL_HPD; ret = drm_connector_init(encoder->dev, connector, @@ -133,46 +128,48 @@ static int exynos_dpi_create_connector(struct exynos_drm_display *display, return 0; } -static void exynos_dpi_poweron(struct exynos_dpi *ctx) +static bool exynos_dpi_mode_fixup(struct drm_encoder *encoder, + const struct drm_display_mode *mode, + struct drm_display_mode *adjusted_mode) +{ + return true; +} + +static void exynos_dpi_mode_set(struct drm_encoder *encoder, + struct drm_display_mode *mode, + struct drm_display_mode *adjusted_mode) { +} + +static void exynos_dpi_enable(struct drm_encoder *encoder) +{ + struct exynos_dpi *ctx = encoder_to_dpi(encoder); + if (ctx->panel) { drm_panel_prepare(ctx->panel); drm_panel_enable(ctx->panel); } } -static void exynos_dpi_poweroff(struct exynos_dpi *ctx) +static void exynos_dpi_disable(struct drm_encoder *encoder) { + struct exynos_dpi *ctx = encoder_to_dpi(encoder); + if (ctx->panel) { drm_panel_disable(ctx->panel); drm_panel_unprepare(ctx->panel); } } -static void exynos_dpi_dpms(struct exynos_drm_display *display, int mode) -{ - struct exynos_dpi *ctx = display_to_dpi(display); - - switch (mode) { - case DRM_MODE_DPMS_ON: - if (ctx->dpms_mode != DRM_MODE_DPMS_ON) - exynos_dpi_poweron(ctx); - break; - case DRM_MODE_DPMS_STANDBY: - case DRM_MODE_DPMS_SUSPEND: - case DRM_MODE_DPMS_OFF: - if (ctx->dpms_mode == DRM_MODE_DPMS_ON) - exynos_dpi_poweroff(ctx); - break; - default: - break; - } - ctx->dpms_mode = mode; -} +static struct drm_encoder_helper_funcs exynos_dpi_encoder_helper_funcs = { + .mode_fixup = exynos_dpi_mode_fixup, + .mode_set = exynos_dpi_mode_set, + .enable = exynos_dpi_enable, + .disable = exynos_dpi_disable, +}; -static struct exynos_drm_display_ops exynos_dpi_display_ops = { - .create_connector = exynos_dpi_create_connector, - .dpms = exynos_dpi_dpms +static struct drm_encoder_funcs exynos_dpi_encoder_funcs = { + .destroy = drm_encoder_cleanup, }; /* of_* functions will be removed after merge of of_graph patches */ @@ -299,7 +296,34 @@ static int exynos_dpi_parse_dt(struct exynos_dpi *ctx) return 0; } -struct exynos_drm_display *exynos_dpi_probe(struct device *dev) +int exynos_dpi_bind(struct drm_device *dev, struct drm_encoder *encoder) +{ + int ret; + + ret = exynos_drm_crtc_get_pipe_from_type(dev, EXYNOS_DISPLAY_TYPE_LCD); + if (ret < 0) + return ret; + + encoder->possible_crtcs = 1 << ret; + + DRM_DEBUG_KMS("possible_crtcs = 0x%x\n", encoder->possible_crtcs); + + drm_encoder_init(dev, encoder, &exynos_dpi_encoder_funcs, + DRM_MODE_ENCODER_TMDS); + + drm_encoder_helper_add(encoder, &exynos_dpi_encoder_helper_funcs); + + ret = exynos_dpi_create_connector(encoder); + if (ret) { + DRM_ERROR("failed to create connector ret = %d\n", ret); + drm_encoder_cleanup(encoder); + return ret; + } + + return 0; +} + +struct drm_encoder *exynos_dpi_probe(struct device *dev) { struct exynos_dpi *ctx; int ret; @@ -308,10 +332,7 @@ struct exynos_drm_display *exynos_dpi_probe(struct device *dev) if (!ctx) return ERR_PTR(-ENOMEM); - ctx->display.type = EXYNOS_DISPLAY_TYPE_LCD; - ctx->display.ops = &exynos_dpi_display_ops; ctx->dev = dev; - ctx->dpms_mode = DRM_MODE_DPMS_OFF; ret = exynos_dpi_parse_dt(ctx); if (ret < 0) { @@ -325,14 +346,14 @@ struct exynos_drm_display *exynos_dpi_probe(struct device *dev) return ERR_PTR(-EPROBE_DEFER); } - return &ctx->display; + return &ctx->encoder; } -int exynos_dpi_remove(struct exynos_drm_display *display) +int exynos_dpi_remove(struct drm_encoder *encoder) { - struct exynos_dpi *ctx = display_to_dpi(display); + struct exynos_dpi *ctx = encoder_to_dpi(encoder); - exynos_dpi_dpms(&ctx->display, DRM_MODE_DPMS_OFF); + exynos_dpi_disable(&ctx->encoder); if (ctx->panel) drm_panel_detach(ctx->panel); diff --git a/drivers/gpu/drm/exynos/exynos_drm_drv.c b/drivers/gpu/drm/exynos/exynos_drm_drv.c index 63a68c60a353..831d2e4cacf9 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_drv.c +++ b/drivers/gpu/drm/exynos/exynos_drm_drv.c @@ -13,6 +13,8 @@ #include <linux/pm_runtime.h> #include <drm/drmP.h> +#include <drm/drm_atomic.h> +#include <drm/drm_atomic_helper.h> #include <drm/drm_crtc_helper.h> #include <linux/component.h> @@ -21,13 +23,11 @@ #include "exynos_drm_drv.h" #include "exynos_drm_crtc.h" -#include "exynos_drm_encoder.h" #include "exynos_drm_fbdev.h" #include "exynos_drm_fb.h" #include "exynos_drm_gem.h" #include "exynos_drm_plane.h" #include "exynos_drm_vidi.h" -#include "exynos_drm_dmabuf.h" #include "exynos_drm_g2d.h" #include "exynos_drm_ipp.h" #include "exynos_drm_iommu.h" @@ -38,15 +38,112 @@ #define DRIVER_MAJOR 1 #define DRIVER_MINOR 0 +struct exynos_atomic_commit { + struct work_struct work; + struct drm_device *dev; + struct drm_atomic_state *state; + u32 crtcs; +}; + +static void exynos_atomic_wait_for_commit(struct drm_atomic_state *state) +{ + struct drm_crtc_state *crtc_state; + struct drm_crtc *crtc; + int i, ret; + + for_each_crtc_in_state(state, crtc, crtc_state, i) { + struct exynos_drm_crtc *exynos_crtc = to_exynos_crtc(crtc); + + if (!crtc->state->enable) + continue; + + ret = drm_crtc_vblank_get(crtc); + if (ret) + continue; + + exynos_drm_crtc_wait_pending_update(exynos_crtc); + drm_crtc_vblank_put(crtc); + } +} + +static void exynos_atomic_commit_complete(struct exynos_atomic_commit *commit) +{ + struct drm_device *dev = commit->dev; + struct exynos_drm_private *priv = dev->dev_private; + struct drm_atomic_state *state = commit->state; + struct drm_plane *plane; + struct drm_crtc *crtc; + struct drm_plane_state *plane_state; + struct drm_crtc_state *crtc_state; + int i; + + drm_atomic_helper_commit_modeset_disables(dev, state); + + drm_atomic_helper_commit_modeset_enables(dev, state); + + /* + * Exynos can't update planes with CRTCs and encoders disabled, + * its updates routines, specially for FIMD, requires the clocks + * to be enabled. So it is necessary to handle the modeset operations + * *before* the commit_planes() step, this way it will always + * have the relevant clocks enabled to perform the update. + */ + + for_each_crtc_in_state(state, crtc, crtc_state, i) { + struct exynos_drm_crtc *exynos_crtc = to_exynos_crtc(crtc); + + atomic_set(&exynos_crtc->pending_update, 0); + } + + for_each_plane_in_state(state, plane, plane_state, i) { + struct exynos_drm_crtc *exynos_crtc = + to_exynos_crtc(plane->crtc); + + if (!plane->crtc) + continue; + + atomic_inc(&exynos_crtc->pending_update); + } + + drm_atomic_helper_commit_planes(dev, state); + + exynos_atomic_wait_for_commit(state); + + drm_atomic_helper_cleanup_planes(dev, state); + + drm_atomic_state_free(state); + + spin_lock(&priv->lock); + priv->pending &= ~commit->crtcs; + spin_unlock(&priv->lock); + + wake_up_all(&priv->wait); + + kfree(commit); +} + +static void exynos_drm_atomic_work(struct work_struct *work) +{ + struct exynos_atomic_commit *commit = container_of(work, + struct exynos_atomic_commit, work); + + exynos_atomic_commit_complete(commit); +} + static int exynos_drm_load(struct drm_device *dev, unsigned long flags) { struct exynos_drm_private *private; - int ret; + struct drm_encoder *encoder; + unsigned int clone_mask; + int cnt, ret; private = kzalloc(sizeof(struct exynos_drm_private), GFP_KERNEL); if (!private) return -ENOMEM; + init_waitqueue_head(&private->wait); + spin_lock_init(&private->lock); + dev_set_drvdata(dev->dev, dev); dev->dev_private = (void *)private; @@ -67,7 +164,13 @@ static int exynos_drm_load(struct drm_device *dev, unsigned long flags) exynos_drm_mode_config_init(dev); /* setup possible_clones. */ - exynos_drm_encoder_setup(dev); + cnt = 0; + clone_mask = 0; + list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) + clone_mask |= (1 << (cnt++)); + + list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) + encoder->possible_clones = clone_mask; platform_set_drvdata(dev->platformdev, dev); @@ -143,6 +246,64 @@ static int exynos_drm_unload(struct drm_device *dev) return 0; } +static int commit_is_pending(struct exynos_drm_private *priv, u32 crtcs) +{ + bool pending; + + spin_lock(&priv->lock); + pending = priv->pending & crtcs; + spin_unlock(&priv->lock); + + return pending; +} + +int exynos_atomic_commit(struct drm_device *dev, struct drm_atomic_state *state, + bool async) +{ + struct exynos_drm_private *priv = dev->dev_private; + struct exynos_atomic_commit *commit; + int i, ret; + + commit = kzalloc(sizeof(*commit), GFP_KERNEL); + if (!commit) + return -ENOMEM; + + ret = drm_atomic_helper_prepare_planes(dev, state); + if (ret) { + kfree(commit); + return ret; + } + + /* This is the point of no return */ + + INIT_WORK(&commit->work, exynos_drm_atomic_work); + commit->dev = dev; + commit->state = state; + + /* Wait until all affected CRTCs have completed previous commits and + * mark them as pending. + */ + for (i = 0; i < dev->mode_config.num_crtc; ++i) { + if (state->crtcs[i]) + commit->crtcs |= 1 << drm_crtc_index(state->crtcs[i]); + } + + wait_event(priv->wait, !commit_is_pending(priv, commit->crtcs)); + + spin_lock(&priv->lock); + priv->pending |= commit->crtcs; + spin_unlock(&priv->lock); + + drm_atomic_helper_swap_state(dev, state); + + if (async) + schedule_work(&commit->work); + else + exynos_atomic_commit_complete(commit); + + return 0; +} + static int exynos_drm_suspend(struct drm_device *dev, pm_message_t state) { struct drm_connector *connector; @@ -242,25 +403,25 @@ static const struct vm_operations_struct exynos_drm_gem_vm_ops = { static const struct drm_ioctl_desc exynos_ioctls[] = { DRM_IOCTL_DEF_DRV(EXYNOS_GEM_CREATE, exynos_drm_gem_create_ioctl, + DRM_UNLOCKED | DRM_AUTH | DRM_RENDER_ALLOW), + DRM_IOCTL_DEF_DRV(EXYNOS_GEM_GET, exynos_drm_gem_get_ioctl, + DRM_UNLOCKED | DRM_RENDER_ALLOW), + DRM_IOCTL_DEF_DRV(EXYNOS_VIDI_CONNECTION, vidi_connection_ioctl, DRM_UNLOCKED | DRM_AUTH), - DRM_IOCTL_DEF_DRV(EXYNOS_GEM_GET, - exynos_drm_gem_get_ioctl, DRM_UNLOCKED), - DRM_IOCTL_DEF_DRV(EXYNOS_VIDI_CONNECTION, - vidi_connection_ioctl, DRM_UNLOCKED | DRM_AUTH), - DRM_IOCTL_DEF_DRV(EXYNOS_G2D_GET_VER, - exynos_g2d_get_ver_ioctl, DRM_UNLOCKED | DRM_AUTH), - DRM_IOCTL_DEF_DRV(EXYNOS_G2D_SET_CMDLIST, - exynos_g2d_set_cmdlist_ioctl, DRM_UNLOCKED | DRM_AUTH), - DRM_IOCTL_DEF_DRV(EXYNOS_G2D_EXEC, - exynos_g2d_exec_ioctl, DRM_UNLOCKED | DRM_AUTH), - DRM_IOCTL_DEF_DRV(EXYNOS_IPP_GET_PROPERTY, - exynos_drm_ipp_get_property, DRM_UNLOCKED | DRM_AUTH), - DRM_IOCTL_DEF_DRV(EXYNOS_IPP_SET_PROPERTY, - exynos_drm_ipp_set_property, DRM_UNLOCKED | DRM_AUTH), - DRM_IOCTL_DEF_DRV(EXYNOS_IPP_QUEUE_BUF, - exynos_drm_ipp_queue_buf, DRM_UNLOCKED | DRM_AUTH), - DRM_IOCTL_DEF_DRV(EXYNOS_IPP_CMD_CTRL, - exynos_drm_ipp_cmd_ctrl, DRM_UNLOCKED | DRM_AUTH), + DRM_IOCTL_DEF_DRV(EXYNOS_G2D_GET_VER, exynos_g2d_get_ver_ioctl, + DRM_UNLOCKED | DRM_AUTH | DRM_RENDER_ALLOW), + DRM_IOCTL_DEF_DRV(EXYNOS_G2D_SET_CMDLIST, exynos_g2d_set_cmdlist_ioctl, + DRM_UNLOCKED | DRM_AUTH | DRM_RENDER_ALLOW), + DRM_IOCTL_DEF_DRV(EXYNOS_G2D_EXEC, exynos_g2d_exec_ioctl, + DRM_UNLOCKED | DRM_AUTH | DRM_RENDER_ALLOW), + DRM_IOCTL_DEF_DRV(EXYNOS_IPP_GET_PROPERTY, exynos_drm_ipp_get_property, + DRM_UNLOCKED | DRM_AUTH | DRM_RENDER_ALLOW), + DRM_IOCTL_DEF_DRV(EXYNOS_IPP_SET_PROPERTY, exynos_drm_ipp_set_property, + DRM_UNLOCKED | DRM_AUTH | DRM_RENDER_ALLOW), + DRM_IOCTL_DEF_DRV(EXYNOS_IPP_QUEUE_BUF, exynos_drm_ipp_queue_buf, + DRM_UNLOCKED | DRM_AUTH | DRM_RENDER_ALLOW), + DRM_IOCTL_DEF_DRV(EXYNOS_IPP_CMD_CTRL, exynos_drm_ipp_cmd_ctrl, + DRM_UNLOCKED | DRM_AUTH | DRM_RENDER_ALLOW), }; static const struct file_operations exynos_drm_driver_fops = { @@ -277,11 +438,10 @@ static const struct file_operations exynos_drm_driver_fops = { }; static struct drm_driver exynos_drm_driver = { - .driver_features = DRIVER_MODESET | DRIVER_GEM | DRIVER_PRIME, + .driver_features = DRIVER_MODESET | DRIVER_GEM | DRIVER_PRIME + | DRIVER_ATOMIC | DRIVER_RENDER, .load = exynos_drm_load, .unload = exynos_drm_unload, - .suspend = exynos_drm_suspend, - .resume = exynos_drm_resume, .open = exynos_drm_open, .preclose = exynos_drm_preclose, .lastclose = exynos_drm_lastclose, @@ -297,8 +457,12 @@ static struct drm_driver exynos_drm_driver = { .dumb_destroy = drm_gem_dumb_destroy, .prime_handle_to_fd = drm_gem_prime_handle_to_fd, .prime_fd_to_handle = drm_gem_prime_fd_to_handle, - .gem_prime_export = exynos_dmabuf_prime_export, - .gem_prime_import = exynos_dmabuf_prime_import, + .gem_prime_export = drm_gem_prime_export, + .gem_prime_import = drm_gem_prime_import, + .gem_prime_get_sg_table = exynos_drm_gem_prime_get_sg_table, + .gem_prime_import_sg_table = exynos_drm_gem_prime_import_sg_table, + .gem_prime_vmap = exynos_drm_gem_prime_vmap, + .gem_prime_vunmap = exynos_drm_gem_prime_vunmap, .ioctls = exynos_ioctls, .num_ioctls = ARRAY_SIZE(exynos_ioctls), .fops = &exynos_drm_driver_fops, @@ -345,9 +509,6 @@ static struct platform_driver exynos_drm_platform_driver; * because connector requires pipe number of its crtc during initialization. */ static struct platform_driver *const exynos_drm_kms_drivers[] = { -#ifdef CONFIG_DRM_EXYNOS_VIDI - &vidi_driver, -#endif #ifdef CONFIG_DRM_EXYNOS_FIMD &fimd_driver, #endif @@ -370,6 +531,9 @@ static struct platform_driver *const exynos_drm_kms_drivers[] = { &mixer_driver, &hdmi_driver, #endif +#ifdef CONFIG_DRM_EXYNOS_VIDI + &vidi_driver, +#endif }; static struct platform_driver *const exynos_drm_non_kms_drivers[] = { diff --git a/drivers/gpu/drm/exynos/exynos_drm_drv.h b/drivers/gpu/drm/exynos/exynos_drm_drv.h index dd00f160c1e5..b7ba21dfb696 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_drv.h +++ b/drivers/gpu/drm/exynos/exynos_drm_drv.h @@ -44,23 +44,14 @@ enum exynos_drm_output_type { * - the unit is screen coordinates. * @src_y: offset y on a framebuffer to be displayed. * - the unit is screen coordinates. - * @src_width: width of a partial image to be displayed from framebuffer. - * @src_height: height of a partial image to be displayed from framebuffer. - * @fb_width: width of a framebuffer. - * @fb_height: height of a framebuffer. + * @src_w: width of a partial image to be displayed from framebuffer. + * @src_h: height of a partial image to be displayed from framebuffer. * @crtc_x: offset x on hardware screen. * @crtc_y: offset y on hardware screen. - * @crtc_width: window width to be displayed (hardware screen). - * @crtc_height: window height to be displayed (hardware screen). - * @mode_width: width of screen mode. - * @mode_height: height of screen mode. + * @crtc_w: window width to be displayed (hardware screen). + * @crtc_h: window height to be displayed (hardware screen). * @h_ratio: horizontal scaling ratio, 16.16 fixed point * @v_ratio: vertical scaling ratio, 16.16 fixed point - * @refresh: refresh rate. - * @scan_flag: interlace or progressive way. - * (it could be DRM_MODE_FLAG_*) - * @bpp: pixel size.(in bit) - * @pixel_format: fourcc pixel format of this overlay * @dma_addr: array of bus(accessed by dma) address to the memory region * allocated for a overlay. * @zpos: order of overlay layer(z position). @@ -73,73 +64,17 @@ struct exynos_drm_plane { struct drm_plane base; unsigned int src_x; unsigned int src_y; - unsigned int src_width; - unsigned int src_height; - unsigned int fb_width; - unsigned int fb_height; + unsigned int src_w; + unsigned int src_h; unsigned int crtc_x; unsigned int crtc_y; - unsigned int crtc_width; - unsigned int crtc_height; - unsigned int mode_width; - unsigned int mode_height; + unsigned int crtc_w; + unsigned int crtc_h; unsigned int h_ratio; unsigned int v_ratio; - unsigned int refresh; - unsigned int scan_flag; - unsigned int bpp; - unsigned int pitch; - uint32_t pixel_format; dma_addr_t dma_addr[MAX_FB_BUFFER]; unsigned int zpos; -}; - -/* - * Exynos DRM Display Structure. - * - this structure is common to analog tv, digital tv and lcd panel. - * - * @create_connector: initialize and register a new connector - * @remove: cleans up the display for removal - * @mode_fixup: fix mode data comparing to hw specific display mode. - * @mode_set: convert drm_display_mode to hw specific display mode and - * would be called by encoder->mode_set(). - * @check_mode: check if mode is valid or not. - * @dpms: display device on or off. - * @commit: apply changes to hw - */ -struct exynos_drm_display; -struct exynos_drm_display_ops { - int (*create_connector)(struct exynos_drm_display *display, - struct drm_encoder *encoder); - void (*remove)(struct exynos_drm_display *display); - void (*mode_fixup)(struct exynos_drm_display *display, - struct drm_connector *connector, - const struct drm_display_mode *mode, - struct drm_display_mode *adjusted_mode); - void (*mode_set)(struct exynos_drm_display *display, - struct drm_display_mode *mode); - int (*check_mode)(struct exynos_drm_display *display, - struct drm_display_mode *mode); - void (*dpms)(struct exynos_drm_display *display, int mode); - void (*commit)(struct exynos_drm_display *display); -}; - -/* - * Exynos drm display structure, maps 1:1 with an encoder/connector - * - * @list: the list entry for this manager - * @type: one of EXYNOS_DISPLAY_TYPE_LCD and HDMI. - * @encoder: encoder object this display maps to - * @connector: connector object this display maps to - * @ops: pointer to callbacks for exynos drm specific functionality - * @ctx: A pointer to the display's implementation specific context - */ -struct exynos_drm_display { - struct list_head list; - enum exynos_drm_output_type type; - struct drm_encoder *encoder; - struct drm_connector *connector; - struct exynos_drm_display_ops *ops; + struct drm_framebuffer *pending_fb; }; /* @@ -153,8 +88,10 @@ struct exynos_drm_display { * @disable_vblank: specific driver callback for disabling vblank interrupt. * @wait_for_vblank: wait for vblank interrupt to make sure that * hardware overlay is updated. - * @win_commit: apply hardware specific overlay data to registers. - * @win_disable: disable hardware specific overlay. + * @atomic_begin: prepare a window to receive a update + * @atomic_flush: mark the end of a window update + * @update_plane: apply hardware specific overlay data to registers. + * @disable_plane: disable hardware specific overlay. * @te_handler: trigger to transfer video image at the tearing effect * synchronization signal if there is a page flip request. * @clock_enable: optional function enabling/disabling display domain clock, @@ -173,11 +110,16 @@ struct exynos_drm_crtc_ops { int (*enable_vblank)(struct exynos_drm_crtc *crtc); void (*disable_vblank)(struct exynos_drm_crtc *crtc); void (*wait_for_vblank)(struct exynos_drm_crtc *crtc); - void (*win_commit)(struct exynos_drm_crtc *crtc, unsigned int zpos); - void (*win_disable)(struct exynos_drm_crtc *crtc, unsigned int zpos); + void (*atomic_begin)(struct exynos_drm_crtc *crtc, + struct exynos_drm_plane *plane); + void (*update_plane)(struct exynos_drm_crtc *crtc, + struct exynos_drm_plane *plane); + void (*disable_plane)(struct exynos_drm_crtc *crtc, + struct exynos_drm_plane *plane); + void (*atomic_flush)(struct exynos_drm_crtc *crtc, + struct exynos_drm_plane *plane); void (*te_handler)(struct exynos_drm_crtc *crtc); void (*clock_enable)(struct exynos_drm_crtc *crtc, bool enable); - void (*clear_channels)(struct exynos_drm_crtc *crtc); }; /* @@ -194,6 +136,8 @@ struct exynos_drm_crtc_ops { * this pipe value. * @enabled: if the crtc is enabled or not * @event: vblank event that is currently queued for flip + * @wait_update: wait all pending planes updates to finish + * @pending_update: number of pending plane updates in this crtc * @ops: pointer to callbacks for exynos drm specific functionality * @ctx: A pointer to the crtc's implementation specific context */ @@ -201,9 +145,9 @@ struct exynos_drm_crtc { struct drm_crtc base; enum exynos_drm_output_type type; unsigned int pipe; - bool enabled; - wait_queue_head_t pending_flip_queue; struct drm_pending_vblank_event *event; + wait_queue_head_t wait_update; + atomic_t pending_update; const struct exynos_drm_crtc_ops *ops; void *ctx; }; @@ -229,6 +173,9 @@ struct drm_exynos_file_private { * @da_space_size: size of device address space. * if 0 then default value is used for it. * @pipe: the pipe number for this crtc/manager. + * @pending: the crtcs that have pending updates to finish + * @lock: protect access to @pending + * @wait: wait an atomic commit to finish */ struct exynos_drm_private { struct drm_fb_helper *fb_helper; @@ -244,6 +191,11 @@ struct exynos_drm_private { unsigned long da_space_size; unsigned int pipe; + + /* for atomic commit */ + u32 pending; + spinlock_t lock; + wait_queue_head_t wait; }; /* @@ -285,20 +237,26 @@ int exynos_drm_subdrv_open(struct drm_device *dev, struct drm_file *file); void exynos_drm_subdrv_close(struct drm_device *dev, struct drm_file *file); #ifdef CONFIG_DRM_EXYNOS_DPI -struct exynos_drm_display * exynos_dpi_probe(struct device *dev); -int exynos_dpi_remove(struct exynos_drm_display *display); +struct drm_encoder *exynos_dpi_probe(struct device *dev); +int exynos_dpi_remove(struct drm_encoder *encoder); +int exynos_dpi_bind(struct drm_device *dev, struct drm_encoder *encoder); #else -static inline struct exynos_drm_display * +static inline struct drm_encoder * exynos_dpi_probe(struct device *dev) { return NULL; } -static inline int exynos_dpi_remove(struct exynos_drm_display *display) +static inline int exynos_dpi_remove(struct drm_encoder *encoder) +{ + return 0; +} +static inline int exynos_dpi_bind(struct drm_device *dev, + struct drm_encoder *encoder) { return 0; } #endif -/* This function creates a encoder and a connector, and initializes them. */ -int exynos_drm_create_enc_conn(struct drm_device *dev, - struct exynos_drm_display *display); +int exynos_atomic_commit(struct drm_device *dev, struct drm_atomic_state *state, + bool async); + extern struct platform_driver fimd_driver; extern struct platform_driver exynos5433_decon_driver; diff --git a/drivers/gpu/drm/exynos/exynos_drm_dsi.c b/drivers/gpu/drm/exynos/exynos_drm_dsi.c index 0e58b36cb8c2..12b03b364703 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_dsi.c +++ b/drivers/gpu/drm/exynos/exynos_drm_dsi.c @@ -259,7 +259,7 @@ struct exynos_dsi_driver_data { }; struct exynos_dsi { - struct exynos_drm_display display; + struct drm_encoder encoder; struct mipi_dsi_host dsi_host; struct drm_connector connector; struct device_node *panel_node; @@ -295,9 +295,9 @@ struct exynos_dsi { #define host_to_dsi(host) container_of(host, struct exynos_dsi, dsi_host) #define connector_to_dsi(c) container_of(c, struct exynos_dsi, connector) -static inline struct exynos_dsi *display_to_dsi(struct exynos_drm_display *d) +static inline struct exynos_dsi *encoder_to_dsi(struct drm_encoder *e) { - return container_of(d, struct exynos_dsi, display); + return container_of(e, struct exynos_dsi, encoder); } enum reg_idx { @@ -1272,7 +1272,7 @@ static irqreturn_t exynos_dsi_irq(int irq, void *dev_id) static irqreturn_t exynos_dsi_te_irq_handler(int irq, void *dev_id) { struct exynos_dsi *dsi = (struct exynos_dsi *)dev_id; - struct drm_encoder *encoder = dsi->display.encoder; + struct drm_encoder *encoder = &dsi->encoder; if (dsi->state & DSIM_STATE_VIDOUT_AVAILABLE) exynos_drm_crtc_te_handler(encoder->crtc); @@ -1518,16 +1518,17 @@ static void exynos_dsi_poweroff(struct exynos_dsi *dsi) dev_err(dsi->dev, "cannot disable regulators %d\n", ret); } -static int exynos_dsi_enable(struct exynos_dsi *dsi) +static void exynos_dsi_enable(struct drm_encoder *encoder) { + struct exynos_dsi *dsi = encoder_to_dsi(encoder); int ret; if (dsi->state & DSIM_STATE_ENABLED) - return 0; + return; ret = exynos_dsi_poweron(dsi); if (ret < 0) - return ret; + return; dsi->state |= DSIM_STATE_ENABLED; @@ -1535,7 +1536,7 @@ static int exynos_dsi_enable(struct exynos_dsi *dsi) if (ret < 0) { dsi->state &= ~DSIM_STATE_ENABLED; exynos_dsi_poweroff(dsi); - return ret; + return; } exynos_dsi_set_display_mode(dsi); @@ -1547,16 +1548,16 @@ static int exynos_dsi_enable(struct exynos_dsi *dsi) exynos_dsi_set_display_enable(dsi, false); drm_panel_unprepare(dsi->panel); exynos_dsi_poweroff(dsi); - return ret; + return; } dsi->state |= DSIM_STATE_VIDOUT_AVAILABLE; - - return 0; } -static void exynos_dsi_disable(struct exynos_dsi *dsi) +static void exynos_dsi_disable(struct drm_encoder *encoder) { + struct exynos_dsi *dsi = encoder_to_dsi(encoder); + if (!(dsi->state & DSIM_STATE_ENABLED)) return; @@ -1571,26 +1572,6 @@ static void exynos_dsi_disable(struct exynos_dsi *dsi) exynos_dsi_poweroff(dsi); } -static void exynos_dsi_dpms(struct exynos_drm_display *display, int mode) -{ - struct exynos_dsi *dsi = display_to_dsi(display); - - if (dsi->panel) { - switch (mode) { - case DRM_MODE_DPMS_ON: - exynos_dsi_enable(dsi); - break; - case DRM_MODE_DPMS_STANDBY: - case DRM_MODE_DPMS_SUSPEND: - case DRM_MODE_DPMS_OFF: - exynos_dsi_disable(dsi); - break; - default: - break; - } - } -} - static enum drm_connector_status exynos_dsi_detect(struct drm_connector *connector, bool force) { @@ -1601,10 +1582,10 @@ exynos_dsi_detect(struct drm_connector *connector, bool force) if (dsi->panel) drm_panel_attach(dsi->panel, &dsi->connector); } else if (!dsi->panel_node) { - struct exynos_drm_display *display; + struct drm_encoder *encoder; - display = platform_get_drvdata(to_platform_device(dsi->dev)); - exynos_dsi_dpms(display, DRM_MODE_DPMS_OFF); + encoder = platform_get_drvdata(to_platform_device(dsi->dev)); + exynos_dsi_disable(encoder); drm_panel_detach(dsi->panel); dsi->panel = NULL; } @@ -1647,7 +1628,7 @@ exynos_dsi_best_encoder(struct drm_connector *connector) { struct exynos_dsi *dsi = connector_to_dsi(connector); - return dsi->display.encoder; + return &dsi->encoder; } static struct drm_connector_helper_funcs exynos_dsi_connector_helper_funcs = { @@ -1655,10 +1636,9 @@ static struct drm_connector_helper_funcs exynos_dsi_connector_helper_funcs = { .best_encoder = exynos_dsi_best_encoder, }; -static int exynos_dsi_create_connector(struct exynos_drm_display *display, - struct drm_encoder *encoder) +static int exynos_dsi_create_connector(struct drm_encoder *encoder) { - struct exynos_dsi *dsi = display_to_dsi(display); + struct exynos_dsi *dsi = encoder_to_dsi(encoder); struct drm_connector *connector = &dsi->connector; int ret; @@ -1679,26 +1659,40 @@ static int exynos_dsi_create_connector(struct exynos_drm_display *display, return 0; } -static void exynos_dsi_mode_set(struct exynos_drm_display *display, - struct drm_display_mode *mode) +static bool exynos_dsi_mode_fixup(struct drm_encoder *encoder, + const struct drm_display_mode *mode, + struct drm_display_mode *adjusted_mode) { - struct exynos_dsi *dsi = display_to_dsi(display); - struct videomode *vm = &dsi->vm; + return true; +} - vm->hactive = mode->hdisplay; - vm->vactive = mode->vdisplay; - vm->vfront_porch = mode->vsync_start - mode->vdisplay; - vm->vback_porch = mode->vtotal - mode->vsync_end; - vm->vsync_len = mode->vsync_end - mode->vsync_start; - vm->hfront_porch = mode->hsync_start - mode->hdisplay; - vm->hback_porch = mode->htotal - mode->hsync_end; - vm->hsync_len = mode->hsync_end - mode->hsync_start; +static void exynos_dsi_mode_set(struct drm_encoder *encoder, + struct drm_display_mode *mode, + struct drm_display_mode *adjusted_mode) +{ + struct exynos_dsi *dsi = encoder_to_dsi(encoder); + struct videomode *vm = &dsi->vm; + struct drm_display_mode *m = adjusted_mode; + + vm->hactive = m->hdisplay; + vm->vactive = m->vdisplay; + vm->vfront_porch = m->vsync_start - m->vdisplay; + vm->vback_porch = m->vtotal - m->vsync_end; + vm->vsync_len = m->vsync_end - m->vsync_start; + vm->hfront_porch = m->hsync_start - m->hdisplay; + vm->hback_porch = m->htotal - m->hsync_end; + vm->hsync_len = m->hsync_end - m->hsync_start; } -static struct exynos_drm_display_ops exynos_dsi_display_ops = { - .create_connector = exynos_dsi_create_connector, +static struct drm_encoder_helper_funcs exynos_dsi_encoder_helper_funcs = { + .mode_fixup = exynos_dsi_mode_fixup, .mode_set = exynos_dsi_mode_set, - .dpms = exynos_dsi_dpms + .enable = exynos_dsi_enable, + .disable = exynos_dsi_disable, +}; + +static struct drm_encoder_funcs exynos_dsi_encoder_funcs = { + .destroy = drm_encoder_cleanup, }; MODULE_DEVICE_TABLE(of, exynos_dsi_of_match); @@ -1821,22 +1815,35 @@ end: static int exynos_dsi_bind(struct device *dev, struct device *master, void *data) { - struct exynos_drm_display *display = dev_get_drvdata(dev); - struct exynos_dsi *dsi = display_to_dsi(display); + struct drm_encoder *encoder = dev_get_drvdata(dev); + struct exynos_dsi *dsi = encoder_to_dsi(encoder); struct drm_device *drm_dev = data; struct drm_bridge *bridge; int ret; - ret = exynos_drm_create_enc_conn(drm_dev, display); + ret = exynos_drm_crtc_get_pipe_from_type(drm_dev, + EXYNOS_DISPLAY_TYPE_LCD); + if (ret < 0) + return ret; + + encoder->possible_crtcs = 1 << ret; + + DRM_DEBUG_KMS("possible_crtcs = 0x%x\n", encoder->possible_crtcs); + + drm_encoder_init(drm_dev, encoder, &exynos_dsi_encoder_funcs, + DRM_MODE_ENCODER_TMDS); + + drm_encoder_helper_add(encoder, &exynos_dsi_encoder_helper_funcs); + + ret = exynos_dsi_create_connector(encoder); if (ret) { - DRM_ERROR("Encoder create [%d] failed with %d\n", - display->type, ret); + DRM_ERROR("failed to create connector ret = %d\n", ret); + drm_encoder_cleanup(encoder); return ret; } bridge = of_drm_find_bridge(dsi->bridge_node); if (bridge) { - display->encoder->bridge = bridge; drm_bridge_attach(drm_dev, bridge); } @@ -1846,10 +1853,10 @@ static int exynos_dsi_bind(struct device *dev, struct device *master, static void exynos_dsi_unbind(struct device *dev, struct device *master, void *data) { - struct exynos_drm_display *display = dev_get_drvdata(dev); - struct exynos_dsi *dsi = display_to_dsi(display); + struct drm_encoder *encoder = dev_get_drvdata(dev); + struct exynos_dsi *dsi = encoder_to_dsi(encoder); - exynos_dsi_dpms(display, DRM_MODE_DPMS_OFF); + exynos_dsi_disable(encoder); mipi_dsi_host_unregister(&dsi->dsi_host); } @@ -1870,9 +1877,6 @@ static int exynos_dsi_probe(struct platform_device *pdev) if (!dsi) return -ENOMEM; - dsi->display.type = EXYNOS_DISPLAY_TYPE_LCD; - dsi->display.ops = &exynos_dsi_display_ops; - /* To be checked as invalid one */ dsi->te_gpio = -ENOENT; @@ -1948,7 +1952,7 @@ static int exynos_dsi_probe(struct platform_device *pdev) return ret; } - platform_set_drvdata(pdev, &dsi->display); + platform_set_drvdata(pdev, &dsi->encoder); return component_add(dev, &exynos_dsi_component_ops); } diff --git a/drivers/gpu/drm/exynos/exynos_drm_encoder.c b/drivers/gpu/drm/exynos/exynos_drm_encoder.c deleted file mode 100644 index 7b89fd520e45..000000000000 --- a/drivers/gpu/drm/exynos/exynos_drm_encoder.c +++ /dev/null @@ -1,174 +0,0 @@ -/* exynos_drm_encoder.c - * - * Copyright (c) 2011 Samsung Electronics Co., Ltd. - * Authors: - * Inki Dae <inki.dae@samsung.com> - * Joonyoung Shim <jy0922.shim@samsung.com> - * Seung-Woo Kim <sw0312.kim@samsung.com> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. - */ - -#include <drm/drmP.h> -#include <drm/drm_crtc_helper.h> - -#include "exynos_drm_drv.h" -#include "exynos_drm_encoder.h" - -#define to_exynos_encoder(x) container_of(x, struct exynos_drm_encoder,\ - drm_encoder) - -/* - * exynos specific encoder structure. - * - * @drm_encoder: encoder object. - * @display: the display structure that maps to this encoder - */ -struct exynos_drm_encoder { - struct drm_encoder drm_encoder; - struct exynos_drm_display *display; -}; - -static bool -exynos_drm_encoder_mode_fixup(struct drm_encoder *encoder, - const struct drm_display_mode *mode, - struct drm_display_mode *adjusted_mode) -{ - struct drm_device *dev = encoder->dev; - struct exynos_drm_encoder *exynos_encoder = to_exynos_encoder(encoder); - struct exynos_drm_display *display = exynos_encoder->display; - struct drm_connector *connector; - - list_for_each_entry(connector, &dev->mode_config.connector_list, head) { - if (connector->encoder != encoder) - continue; - - if (display->ops->mode_fixup) - display->ops->mode_fixup(display, connector, mode, - adjusted_mode); - } - - return true; -} - -static void exynos_drm_encoder_mode_set(struct drm_encoder *encoder, - struct drm_display_mode *mode, - struct drm_display_mode *adjusted_mode) -{ - struct exynos_drm_encoder *exynos_encoder = to_exynos_encoder(encoder); - struct exynos_drm_display *display = exynos_encoder->display; - - if (display->ops->mode_set) - display->ops->mode_set(display, adjusted_mode); -} - -static void exynos_drm_encoder_enable(struct drm_encoder *encoder) -{ - struct exynos_drm_encoder *exynos_encoder = to_exynos_encoder(encoder); - struct exynos_drm_display *display = exynos_encoder->display; - - if (display->ops->dpms) - display->ops->dpms(display, DRM_MODE_DPMS_ON); - - if (display->ops->commit) - display->ops->commit(display); -} - -static void exynos_drm_encoder_disable(struct drm_encoder *encoder) -{ - struct exynos_drm_encoder *exynos_encoder = to_exynos_encoder(encoder); - struct exynos_drm_display *display = exynos_encoder->display; - - if (display->ops->dpms) - display->ops->dpms(display, DRM_MODE_DPMS_OFF); -} - -static struct drm_encoder_helper_funcs exynos_encoder_helper_funcs = { - .mode_fixup = exynos_drm_encoder_mode_fixup, - .mode_set = exynos_drm_encoder_mode_set, - .enable = exynos_drm_encoder_enable, - .disable = exynos_drm_encoder_disable, -}; - -static void exynos_drm_encoder_destroy(struct drm_encoder *encoder) -{ - struct exynos_drm_encoder *exynos_encoder = to_exynos_encoder(encoder); - - drm_encoder_cleanup(encoder); - kfree(exynos_encoder); -} - -static struct drm_encoder_funcs exynos_encoder_funcs = { - .destroy = exynos_drm_encoder_destroy, -}; - -static unsigned int exynos_drm_encoder_clones(struct drm_encoder *encoder) -{ - struct drm_encoder *clone; - struct drm_device *dev = encoder->dev; - struct exynos_drm_encoder *exynos_encoder = to_exynos_encoder(encoder); - struct exynos_drm_display *display = exynos_encoder->display; - unsigned int clone_mask = 0; - int cnt = 0; - - list_for_each_entry(clone, &dev->mode_config.encoder_list, head) { - switch (display->type) { - case EXYNOS_DISPLAY_TYPE_LCD: - case EXYNOS_DISPLAY_TYPE_HDMI: - case EXYNOS_DISPLAY_TYPE_VIDI: - clone_mask |= (1 << (cnt++)); - break; - default: - continue; - } - } - - return clone_mask; -} - -void exynos_drm_encoder_setup(struct drm_device *dev) -{ - struct drm_encoder *encoder; - - list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) - encoder->possible_clones = exynos_drm_encoder_clones(encoder); -} - -struct drm_encoder * -exynos_drm_encoder_create(struct drm_device *dev, - struct exynos_drm_display *display, - unsigned long possible_crtcs) -{ - struct drm_encoder *encoder; - struct exynos_drm_encoder *exynos_encoder; - - if (!possible_crtcs) - return NULL; - - exynos_encoder = kzalloc(sizeof(*exynos_encoder), GFP_KERNEL); - if (!exynos_encoder) - return NULL; - - exynos_encoder->display = display; - encoder = &exynos_encoder->drm_encoder; - encoder->possible_crtcs = possible_crtcs; - - DRM_DEBUG_KMS("possible_crtcs = 0x%x\n", encoder->possible_crtcs); - - drm_encoder_init(dev, encoder, &exynos_encoder_funcs, - DRM_MODE_ENCODER_TMDS); - - drm_encoder_helper_add(encoder, &exynos_encoder_helper_funcs); - - DRM_DEBUG_KMS("encoder has been created\n"); - - return encoder; -} - -struct exynos_drm_display *exynos_drm_get_display(struct drm_encoder *encoder) -{ - return to_exynos_encoder(encoder)->display; -} diff --git a/drivers/gpu/drm/exynos/exynos_drm_encoder.h b/drivers/gpu/drm/exynos/exynos_drm_encoder.h deleted file mode 100644 index 26305d8dd93a..000000000000 --- a/drivers/gpu/drm/exynos/exynos_drm_encoder.h +++ /dev/null @@ -1,23 +0,0 @@ -/* - * Copyright (c) 2011 Samsung Electronics Co., Ltd. - * Authors: - * Inki Dae <inki.dae@samsung.com> - * Joonyoung Shim <jy0922.shim@samsung.com> - * Seung-Woo Kim <sw0312.kim@samsung.com> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. - */ - -#ifndef _EXYNOS_DRM_ENCODER_H_ -#define _EXYNOS_DRM_ENCODER_H_ - -void exynos_drm_encoder_setup(struct drm_device *dev); -struct drm_encoder *exynos_drm_encoder_create(struct drm_device *dev, - struct exynos_drm_display *mgr, - unsigned long possible_crtcs); -struct exynos_drm_display *exynos_drm_get_display(struct drm_encoder *encoder); - -#endif diff --git a/drivers/gpu/drm/exynos/exynos_drm_fb.c b/drivers/gpu/drm/exynos/exynos_drm_fb.c index 2b6320e6eae2..084280859589 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_fb.c +++ b/drivers/gpu/drm/exynos/exynos_drm_fb.c @@ -23,7 +23,6 @@ #include "exynos_drm_drv.h" #include "exynos_drm_fb.h" #include "exynos_drm_fbdev.h" -#include "exynos_drm_gem.h" #include "exynos_drm_iommu.h" #include "exynos_drm_crtc.h" @@ -33,12 +32,10 @@ * exynos specific framebuffer structure. * * @fb: drm framebuffer obejct. - * @buf_cnt: a buffer count to drm framebuffer. * @exynos_gem_obj: array of exynos specific gem object containing a gem object. */ struct exynos_drm_fb { struct drm_framebuffer fb; - unsigned int buf_cnt; struct exynos_drm_gem_obj *exynos_gem_obj[MAX_FB_BUFFER]; }; @@ -98,10 +95,6 @@ static int exynos_drm_fb_create_handle(struct drm_framebuffer *fb, { struct exynos_drm_fb *exynos_fb = to_exynos_fb(fb); - /* This fb should have only one gem object. */ - if (WARN_ON(exynos_fb->buf_cnt != 1)) - return -EINVAL; - return drm_gem_handle_create(file_priv, &exynos_fb->exynos_gem_obj[0]->base, handle); } @@ -122,138 +115,96 @@ static struct drm_framebuffer_funcs exynos_drm_fb_funcs = { .dirty = exynos_drm_fb_dirty, }; -void exynos_drm_fb_set_buf_cnt(struct drm_framebuffer *fb, - unsigned int cnt) -{ - struct exynos_drm_fb *exynos_fb; - - exynos_fb = to_exynos_fb(fb); - - exynos_fb->buf_cnt = cnt; -} - -unsigned int exynos_drm_fb_get_buf_cnt(struct drm_framebuffer *fb) -{ - struct exynos_drm_fb *exynos_fb; - - exynos_fb = to_exynos_fb(fb); - - return exynos_fb->buf_cnt; -} - struct drm_framebuffer * exynos_drm_framebuffer_init(struct drm_device *dev, struct drm_mode_fb_cmd2 *mode_cmd, - struct drm_gem_object *obj) + struct exynos_drm_gem_obj **gem_obj, + int count) { struct exynos_drm_fb *exynos_fb; - struct exynos_drm_gem_obj *exynos_gem_obj; + int i; int ret; - exynos_gem_obj = to_exynos_gem_obj(obj); - - ret = check_fb_gem_memory_type(dev, exynos_gem_obj); - if (ret < 0) - return ERR_PTR(ret); - exynos_fb = kzalloc(sizeof(*exynos_fb), GFP_KERNEL); if (!exynos_fb) return ERR_PTR(-ENOMEM); + for (i = 0; i < count; i++) { + ret = check_fb_gem_memory_type(dev, gem_obj[i]); + if (ret < 0) + goto err; + + exynos_fb->exynos_gem_obj[i] = gem_obj[i]; + } + drm_helper_mode_fill_fb_struct(&exynos_fb->fb, mode_cmd); - exynos_fb->exynos_gem_obj[0] = exynos_gem_obj; ret = drm_framebuffer_init(dev, &exynos_fb->fb, &exynos_drm_fb_funcs); - if (ret) { - kfree(exynos_fb); + if (ret < 0) { DRM_ERROR("failed to initialize framebuffer\n"); - return ERR_PTR(ret); + goto err; } return &exynos_fb->fb; + +err: + kfree(exynos_fb); + return ERR_PTR(ret); } static struct drm_framebuffer * exynos_user_fb_create(struct drm_device *dev, struct drm_file *file_priv, struct drm_mode_fb_cmd2 *mode_cmd) { + struct exynos_drm_gem_obj *gem_objs[MAX_FB_BUFFER]; struct drm_gem_object *obj; - struct exynos_drm_gem_obj *exynos_gem_obj; - struct exynos_drm_fb *exynos_fb; - int i, ret; - - exynos_fb = kzalloc(sizeof(*exynos_fb), GFP_KERNEL); - if (!exynos_fb) - return ERR_PTR(-ENOMEM); - - obj = drm_gem_object_lookup(dev, file_priv, mode_cmd->handles[0]); - if (!obj) { - DRM_ERROR("failed to lookup gem object\n"); - ret = -ENOENT; - goto err_free; - } - - drm_helper_mode_fill_fb_struct(&exynos_fb->fb, mode_cmd); - exynos_fb->exynos_gem_obj[0] = to_exynos_gem_obj(obj); - exynos_fb->buf_cnt = drm_format_num_planes(mode_cmd->pixel_format); - - DRM_DEBUG_KMS("buf_cnt = %d\n", exynos_fb->buf_cnt); + struct drm_framebuffer *fb; + int i; + int ret; - for (i = 1; i < exynos_fb->buf_cnt; i++) { + for (i = 0; i < drm_format_num_planes(mode_cmd->pixel_format); i++) { obj = drm_gem_object_lookup(dev, file_priv, - mode_cmd->handles[i]); + mode_cmd->handles[i]); if (!obj) { DRM_ERROR("failed to lookup gem object\n"); ret = -ENOENT; - exynos_fb->buf_cnt = i; - goto err_unreference; + goto err; } - exynos_gem_obj = to_exynos_gem_obj(obj); - exynos_fb->exynos_gem_obj[i] = exynos_gem_obj; - - ret = check_fb_gem_memory_type(dev, exynos_gem_obj); - if (ret < 0) - goto err_unreference; + gem_objs[i] = to_exynos_gem_obj(obj); } - ret = drm_framebuffer_init(dev, &exynos_fb->fb, &exynos_drm_fb_funcs); - if (ret) { - DRM_ERROR("failed to init framebuffer.\n"); - goto err_unreference; + fb = exynos_drm_framebuffer_init(dev, mode_cmd, gem_objs, i); + if (IS_ERR(fb)) { + ret = PTR_ERR(fb); + goto err; } - return &exynos_fb->fb; + return fb; -err_unreference: - for (i = 0; i < exynos_fb->buf_cnt; i++) { - struct drm_gem_object *obj; +err: + while (i--) + drm_gem_object_unreference_unlocked(&gem_objs[i]->base); - obj = &exynos_fb->exynos_gem_obj[i]->base; - if (obj) - drm_gem_object_unreference_unlocked(obj); - } -err_free: - kfree(exynos_fb); return ERR_PTR(ret); } -struct exynos_drm_gem_buf *exynos_drm_fb_buffer(struct drm_framebuffer *fb, - int index) +struct exynos_drm_gem_obj *exynos_drm_fb_gem_obj(struct drm_framebuffer *fb, + int index) { struct exynos_drm_fb *exynos_fb = to_exynos_fb(fb); - struct exynos_drm_gem_buf *buffer; + struct exynos_drm_gem_obj *obj; if (index >= MAX_FB_BUFFER) return NULL; - buffer = exynos_fb->exynos_gem_obj[index]->buffer; - if (!buffer) + obj = exynos_fb->exynos_gem_obj[index]; + if (!obj) return NULL; - DRM_DEBUG_KMS("dma_addr = 0x%lx\n", (unsigned long)buffer->dma_addr); + DRM_DEBUG_KMS("dma_addr = 0x%lx\n", (unsigned long)obj->dma_addr); - return buffer; + return obj; } static void exynos_drm_output_poll_changed(struct drm_device *dev) @@ -267,41 +218,6 @@ static void exynos_drm_output_poll_changed(struct drm_device *dev) exynos_drm_fbdev_init(dev); } -static int exynos_atomic_commit(struct drm_device *dev, - struct drm_atomic_state *state, - bool async) -{ - int ret; - - ret = drm_atomic_helper_prepare_planes(dev, state); - if (ret) - return ret; - - /* This is the point of no return */ - - drm_atomic_helper_swap_state(dev, state); - - drm_atomic_helper_commit_modeset_disables(dev, state); - - drm_atomic_helper_commit_modeset_enables(dev, state); - - /* - * Exynos can't update planes with CRTCs and encoders disabled, - * its updates routines, specially for FIMD, requires the clocks - * to be enabled. So it is necessary to handle the modeset operations - * *before* the commit_planes() step, this way it will always - * have the relevant clocks enabled to perform the update. - */ - - drm_atomic_helper_commit_planes(dev, state); - - drm_atomic_helper_cleanup_planes(dev, state); - - drm_atomic_state_free(state); - - return 0; -} - static const struct drm_mode_config_funcs exynos_drm_mode_config_funcs = { .fb_create = exynos_user_fb_create, .output_poll_changed = exynos_drm_output_poll_changed, diff --git a/drivers/gpu/drm/exynos/exynos_drm_fb.h b/drivers/gpu/drm/exynos/exynos_drm_fb.h index 517471b37566..85e4445b920e 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_fb.h +++ b/drivers/gpu/drm/exynos/exynos_drm_fb.h @@ -14,22 +14,18 @@ #ifndef _EXYNOS_DRM_FB_H_ #define _EXYNOS_DRM_FB_H +#include "exynos_drm_gem.h" + struct drm_framebuffer * exynos_drm_framebuffer_init(struct drm_device *dev, struct drm_mode_fb_cmd2 *mode_cmd, - struct drm_gem_object *obj); + struct exynos_drm_gem_obj **gem_obj, + int count); -/* get memory information of a drm framebuffer */ -struct exynos_drm_gem_buf *exynos_drm_fb_buffer(struct drm_framebuffer *fb, +/* get gem object of a drm framebuffer */ +struct exynos_drm_gem_obj *exynos_drm_fb_gem_obj(struct drm_framebuffer *fb, int index); void exynos_drm_mode_config_init(struct drm_device *dev); -/* set a buffer count to drm framebuffer. */ -void exynos_drm_fb_set_buf_cnt(struct drm_framebuffer *fb, - unsigned int cnt); - -/* get a buffer count to drm framebuffer. */ -unsigned int exynos_drm_fb_get_buf_cnt(struct drm_framebuffer *fb); - #endif diff --git a/drivers/gpu/drm/exynos/exynos_drm_fbdev.c b/drivers/gpu/drm/exynos/exynos_drm_fbdev.c index e0b085b4bdfa..a221f753ad9c 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_fbdev.c +++ b/drivers/gpu/drm/exynos/exynos_drm_fbdev.c @@ -21,7 +21,6 @@ #include "exynos_drm_drv.h" #include "exynos_drm_fb.h" #include "exynos_drm_fbdev.h" -#include "exynos_drm_gem.h" #include "exynos_drm_iommu.h" #define MAX_CONNECTOR 4 @@ -32,7 +31,7 @@ struct exynos_drm_fbdev { struct drm_fb_helper drm_fb_helper; - struct exynos_drm_gem_obj *exynos_gem_obj; + struct exynos_drm_gem_obj *obj; }; static int exynos_drm_fb_mmap(struct fb_info *info, @@ -40,8 +39,7 @@ static int exynos_drm_fb_mmap(struct fb_info *info, { struct drm_fb_helper *helper = info->par; struct exynos_drm_fbdev *exynos_fbd = to_exynos_fbdev(helper); - struct exynos_drm_gem_obj *exynos_gem_obj = exynos_fbd->exynos_gem_obj; - struct exynos_drm_gem_buf *buffer = exynos_gem_obj->buffer; + struct exynos_drm_gem_obj *obj = exynos_fbd->obj; unsigned long vm_size; int ret; @@ -49,11 +47,11 @@ static int exynos_drm_fb_mmap(struct fb_info *info, vm_size = vma->vm_end - vma->vm_start; - if (vm_size > buffer->size) + if (vm_size > obj->size) return -EINVAL; - ret = dma_mmap_attrs(helper->dev->dev, vma, buffer->pages, - buffer->dma_addr, buffer->size, &buffer->dma_attrs); + ret = dma_mmap_attrs(helper->dev->dev, vma, obj->pages, obj->dma_addr, + obj->size, &obj->dma_attrs); if (ret < 0) { DRM_ERROR("failed to mmap.\n"); return ret; @@ -65,9 +63,9 @@ static int exynos_drm_fb_mmap(struct fb_info *info, static struct fb_ops exynos_drm_fb_ops = { .owner = THIS_MODULE, .fb_mmap = exynos_drm_fb_mmap, - .fb_fillrect = cfb_fillrect, - .fb_copyarea = cfb_copyarea, - .fb_imageblit = cfb_imageblit, + .fb_fillrect = drm_fb_helper_cfb_fillrect, + .fb_copyarea = drm_fb_helper_cfb_copyarea, + .fb_imageblit = drm_fb_helper_cfb_imageblit, .fb_check_var = drm_fb_helper_check_var, .fb_set_par = drm_fb_helper_set_par, .fb_blank = drm_fb_helper_blank, @@ -76,42 +74,42 @@ static struct fb_ops exynos_drm_fb_ops = { }; static int exynos_drm_fbdev_update(struct drm_fb_helper *helper, - struct drm_fb_helper_surface_size *sizes, - struct drm_framebuffer *fb) + struct drm_fb_helper_surface_size *sizes, + struct exynos_drm_gem_obj *obj) { - struct fb_info *fbi = helper->fbdev; - struct exynos_drm_gem_buf *buffer; + struct fb_info *fbi; + struct drm_framebuffer *fb = helper->fb; unsigned int size = fb->width * fb->height * (fb->bits_per_pixel >> 3); unsigned int nr_pages; unsigned long offset; + fbi = drm_fb_helper_alloc_fbi(helper); + if (IS_ERR(fbi)) { + DRM_ERROR("failed to allocate fb info.\n"); + return PTR_ERR(fbi); + } + + fbi->par = helper; + fbi->flags = FBINFO_FLAG_DEFAULT; + fbi->fbops = &exynos_drm_fb_ops; + drm_fb_helper_fill_fix(fbi, fb->pitches[0], fb->depth); drm_fb_helper_fill_var(fbi, helper, sizes->fb_width, sizes->fb_height); - /* RGB formats use only one buffer */ - buffer = exynos_drm_fb_buffer(fb, 0); - if (!buffer) { - DRM_DEBUG_KMS("buffer is null.\n"); - return -EFAULT; - } - - nr_pages = buffer->size >> PAGE_SHIFT; + nr_pages = obj->size >> PAGE_SHIFT; - buffer->kvaddr = (void __iomem *) vmap(buffer->pages, - nr_pages, VM_MAP, + obj->kvaddr = (void __iomem *) vmap(obj->pages, nr_pages, VM_MAP, pgprot_writecombine(PAGE_KERNEL)); - if (!buffer->kvaddr) { + if (!obj->kvaddr) { DRM_ERROR("failed to map pages to kernel space.\n"); + drm_fb_helper_release_fbi(helper); return -EIO; } - /* buffer count to framebuffer always is 1 at booting time. */ - exynos_drm_fb_set_buf_cnt(fb, 1); - offset = fbi->var.xoffset * (fb->bits_per_pixel >> 3); offset += fbi->var.yoffset * fb->pitches[0]; - fbi->screen_base = buffer->kvaddr + offset; + fbi->screen_base = obj->kvaddr + offset; fbi->screen_size = size; fbi->fix.smem_len = size; @@ -122,9 +120,8 @@ static int exynos_drm_fbdev_create(struct drm_fb_helper *helper, struct drm_fb_helper_surface_size *sizes) { struct exynos_drm_fbdev *exynos_fbdev = to_exynos_fbdev(helper); - struct exynos_drm_gem_obj *exynos_gem_obj; + struct exynos_drm_gem_obj *obj; struct drm_device *dev = helper->dev; - struct fb_info *fbi; struct drm_mode_fb_cmd2 mode_cmd = { 0 }; struct platform_device *pdev = dev->platformdev; unsigned long size; @@ -142,69 +139,44 @@ static int exynos_drm_fbdev_create(struct drm_fb_helper *helper, mutex_lock(&dev->struct_mutex); - fbi = framebuffer_alloc(0, &pdev->dev); - if (!fbi) { - DRM_ERROR("failed to allocate fb info.\n"); - ret = -ENOMEM; - goto out; - } - size = mode_cmd.pitches[0] * mode_cmd.height; - exynos_gem_obj = exynos_drm_gem_create(dev, EXYNOS_BO_CONTIG, size); + obj = exynos_drm_gem_create(dev, EXYNOS_BO_CONTIG, size); /* * If physically contiguous memory allocation fails and if IOMMU is * supported then try to get buffer from non physically contiguous * memory area. */ - if (IS_ERR(exynos_gem_obj) && is_drm_iommu_supported(dev)) { + if (IS_ERR(obj) && is_drm_iommu_supported(dev)) { dev_warn(&pdev->dev, "contiguous FB allocation failed, falling back to non-contiguous\n"); - exynos_gem_obj = exynos_drm_gem_create(dev, EXYNOS_BO_NONCONTIG, - size); + obj = exynos_drm_gem_create(dev, EXYNOS_BO_NONCONTIG, size); } - if (IS_ERR(exynos_gem_obj)) { - ret = PTR_ERR(exynos_gem_obj); - goto err_release_framebuffer; + if (IS_ERR(obj)) { + ret = PTR_ERR(obj); + goto out; } - exynos_fbdev->exynos_gem_obj = exynos_gem_obj; + exynos_fbdev->obj = obj; - helper->fb = exynos_drm_framebuffer_init(dev, &mode_cmd, - &exynos_gem_obj->base); + helper->fb = exynos_drm_framebuffer_init(dev, &mode_cmd, &obj, 1); if (IS_ERR(helper->fb)) { DRM_ERROR("failed to create drm framebuffer.\n"); ret = PTR_ERR(helper->fb); goto err_destroy_gem; } - helper->fbdev = fbi; - - fbi->par = helper; - fbi->flags = FBINFO_FLAG_DEFAULT; - fbi->fbops = &exynos_drm_fb_ops; - - ret = fb_alloc_cmap(&fbi->cmap, 256, 0); - if (ret) { - DRM_ERROR("failed to allocate cmap.\n"); - goto err_destroy_framebuffer; - } - - ret = exynos_drm_fbdev_update(helper, sizes, helper->fb); + ret = exynos_drm_fbdev_update(helper, sizes, obj); if (ret < 0) - goto err_dealloc_cmap; + goto err_destroy_framebuffer; mutex_unlock(&dev->struct_mutex); return ret; -err_dealloc_cmap: - fb_dealloc_cmap(&fbi->cmap); err_destroy_framebuffer: drm_framebuffer_cleanup(helper->fb); err_destroy_gem: - exynos_drm_gem_destroy(exynos_gem_obj); -err_release_framebuffer: - framebuffer_release(fbi); + exynos_drm_gem_destroy(obj); /* * if failed, all resources allocated above would be released by @@ -297,11 +269,11 @@ static void exynos_drm_fbdev_destroy(struct drm_device *dev, struct drm_fb_helper *fb_helper) { struct exynos_drm_fbdev *exynos_fbd = to_exynos_fbdev(fb_helper); - struct exynos_drm_gem_obj *exynos_gem_obj = exynos_fbd->exynos_gem_obj; + struct exynos_drm_gem_obj *obj = exynos_fbd->obj; struct drm_framebuffer *fb; - if (exynos_gem_obj->buffer->kvaddr) - vunmap(exynos_gem_obj->buffer->kvaddr); + if (obj->kvaddr) + vunmap(obj->kvaddr); /* release drm framebuffer and real buffer */ if (fb_helper->fb && fb_helper->fb->funcs) { @@ -312,21 +284,8 @@ static void exynos_drm_fbdev_destroy(struct drm_device *dev, } } - /* release linux framebuffer */ - if (fb_helper->fbdev) { - struct fb_info *info; - int ret; - - info = fb_helper->fbdev; - ret = unregister_framebuffer(info); - if (ret < 0) - DRM_DEBUG_KMS("failed unregister_framebuffer()\n"); - - if (info->cmap.len) - fb_dealloc_cmap(&info->cmap); - - framebuffer_release(info); - } + drm_fb_helper_unregister_fbi(fb_helper); + drm_fb_helper_release_fbi(fb_helper); drm_fb_helper_fini(fb_helper); } diff --git a/drivers/gpu/drm/exynos/exynos_drm_fimd.c b/drivers/gpu/drm/exynos/exynos_drm_fimd.c index 794e56c8798e..750a9e6b9e8d 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_fimd.c +++ b/drivers/gpu/drm/exynos/exynos_drm_fimd.c @@ -59,6 +59,7 @@ #define VIDWnALPHA1(win) (VIDW_ALPHA + 0x04 + (win) * 8) #define VIDWx_BUF_START(win, buf) (VIDW_BUF_START(buf) + (win) * 8) +#define VIDWx_BUF_START_S(win, buf) (VIDW_BUF_START_S(buf) + (win) * 8) #define VIDWx_BUF_END(win, buf) (VIDW_BUF_END(buf) + (win) * 8) #define VIDWx_BUF_SIZE(win, buf) (VIDW_BUF_SIZE(buf) + (win) * 4) @@ -169,7 +170,7 @@ struct fimd_context { struct exynos_drm_panel_info panel; struct fimd_driver_data *driver_data; - struct exynos_drm_display *display; + struct drm_encoder *encoder; }; static const struct of_device_id fimd_driver_dt_match[] = { @@ -187,6 +188,14 @@ static const struct of_device_id fimd_driver_dt_match[] = { }; MODULE_DEVICE_TABLE(of, fimd_driver_dt_match); +static const uint32_t fimd_formats[] = { + DRM_FORMAT_C8, + DRM_FORMAT_XRGB1555, + DRM_FORMAT_RGB565, + DRM_FORMAT_XRGB8888, + DRM_FORMAT_ARGB8888, +}; + static inline struct fimd_driver_data *drm_fimd_get_driver_data( struct platform_device *pdev) { @@ -348,13 +357,6 @@ static void fimd_clear_channels(struct exynos_drm_crtc *crtc) pm_runtime_put(ctx->dev); } -static void fimd_iommu_detach_devices(struct fimd_context *ctx) -{ - /* detach this sub driver from iommu mapping if supported. */ - if (is_drm_iommu_supported(ctx->drm_dev)) - drm_iommu_detach_device(ctx->drm_dev, ctx->dev); -} - static u32 fimd_calc_clkdiv(struct fimd_context *ctx, const struct drm_display_mode *mode) { @@ -486,9 +488,9 @@ static void fimd_commit(struct exynos_drm_crtc *crtc) } -static void fimd_win_set_pixfmt(struct fimd_context *ctx, unsigned int win) +static void fimd_win_set_pixfmt(struct fimd_context *ctx, unsigned int win, + struct drm_framebuffer *fb) { - struct exynos_drm_plane *plane = &ctx->planes[win]; unsigned long val; val = WINCONx_ENWIN; @@ -498,11 +500,11 @@ static void fimd_win_set_pixfmt(struct fimd_context *ctx, unsigned int win) * So the request format is ARGB8888 then change it to XRGB8888. */ if (ctx->driver_data->has_limited_fmt && !win) { - if (plane->pixel_format == DRM_FORMAT_ARGB8888) - plane->pixel_format = DRM_FORMAT_XRGB8888; + if (fb->pixel_format == DRM_FORMAT_ARGB8888) + fb->pixel_format = DRM_FORMAT_XRGB8888; } - switch (plane->pixel_format) { + switch (fb->pixel_format) { case DRM_FORMAT_C8: val |= WINCON0_BPPMODE_8BPP_PALETTE; val |= WINCONx_BURSTLEN_8WORD; @@ -538,7 +540,7 @@ static void fimd_win_set_pixfmt(struct fimd_context *ctx, unsigned int win) break; } - DRM_DEBUG_KMS("bpp = %d\n", plane->bpp); + DRM_DEBUG_KMS("bpp = %d\n", fb->bits_per_pixel); /* * In case of exynos, setting dma-burst to 16Word causes permanent @@ -548,7 +550,7 @@ static void fimd_win_set_pixfmt(struct fimd_context *ctx, unsigned int win) * movement causes unstable DMA which results into iommu crash/tear. */ - if (plane->fb_width < MIN_FB_WIDTH_FOR_16WORD_BURST) { + if (fb->width < MIN_FB_WIDTH_FOR_16WORD_BURST) { val &= ~WINCONx_BURSTLEN_MASK; val |= WINCONx_BURSTLEN_4WORD; } @@ -598,6 +600,16 @@ static void fimd_shadow_protect_win(struct fimd_context *ctx, { u32 reg, bits, val; + /* + * SHADOWCON/PRTCON register is used for enabling timing. + * + * for example, once only width value of a register is set, + * if the dma is started then fimd hardware could malfunction so + * with protect window setting, the register fields with prefix '_F' + * wouldn't be updated at vsync also but updated once unprotect window + * is set. + */ + if (ctx->driver_data->has_shadowcon) { reg = SHADOWCON; bits = SHADOWCON_WINx_PROTECT(win); @@ -614,41 +626,45 @@ static void fimd_shadow_protect_win(struct fimd_context *ctx, writel(val, ctx->regs + reg); } -static void fimd_win_commit(struct exynos_drm_crtc *crtc, unsigned int win) +static void fimd_atomic_begin(struct exynos_drm_crtc *crtc, + struct exynos_drm_plane *plane) { struct fimd_context *ctx = crtc->ctx; - struct exynos_drm_plane *plane; - dma_addr_t dma_addr; - unsigned long val, size, offset; - unsigned int last_x, last_y, buf_offsize, line_size; if (ctx->suspended) return; - if (win < 0 || win >= WINDOWS_NR) - return; + fimd_shadow_protect_win(ctx, plane->zpos, true); +} - plane = &ctx->planes[win]; +static void fimd_atomic_flush(struct exynos_drm_crtc *crtc, + struct exynos_drm_plane *plane) +{ + struct fimd_context *ctx = crtc->ctx; if (ctx->suspended) return; - /* - * SHADOWCON/PRTCON register is used for enabling timing. - * - * for example, once only width value of a register is set, - * if the dma is started then fimd hardware could malfunction so - * with protect window setting, the register fields with prefix '_F' - * wouldn't be updated at vsync also but updated once unprotect window - * is set. - */ + fimd_shadow_protect_win(ctx, plane->zpos, false); +} - /* protect windows */ - fimd_shadow_protect_win(ctx, win, true); +static void fimd_update_plane(struct exynos_drm_crtc *crtc, + struct exynos_drm_plane *plane) +{ + struct fimd_context *ctx = crtc->ctx; + struct drm_plane_state *state = plane->base.state; + dma_addr_t dma_addr; + unsigned long val, size, offset; + unsigned int last_x, last_y, buf_offsize, line_size; + unsigned int win = plane->zpos; + unsigned int bpp = state->fb->bits_per_pixel >> 3; + unsigned int pitch = state->fb->pitches[0]; + if (ctx->suspended) + return; - offset = plane->src_x * (plane->bpp >> 3); - offset += plane->src_y * plane->pitch; + offset = plane->src_x * bpp; + offset += plane->src_y * pitch; /* buffer start address */ dma_addr = plane->dma_addr[0] + offset; @@ -656,18 +672,18 @@ static void fimd_win_commit(struct exynos_drm_crtc *crtc, unsigned int win) writel(val, ctx->regs + VIDWx_BUF_START(win, 0)); /* buffer end address */ - size = plane->pitch * plane->crtc_height; + size = pitch * plane->crtc_h; val = (unsigned long)(dma_addr + size); writel(val, ctx->regs + VIDWx_BUF_END(win, 0)); DRM_DEBUG_KMS("start addr = 0x%lx, end addr = 0x%lx, size = 0x%lx\n", (unsigned long)dma_addr, val, size); DRM_DEBUG_KMS("ovl_width = %d, ovl_height = %d\n", - plane->crtc_width, plane->crtc_height); + plane->crtc_w, plane->crtc_h); /* buffer size */ - buf_offsize = plane->pitch - (plane->crtc_width * (plane->bpp >> 3)); - line_size = plane->crtc_width * (plane->bpp >> 3); + buf_offsize = pitch - (plane->crtc_w * bpp); + line_size = plane->crtc_w * bpp; val = VIDW_BUF_SIZE_OFFSET(buf_offsize) | VIDW_BUF_SIZE_PAGEWIDTH(line_size) | VIDW_BUF_SIZE_OFFSET_E(buf_offsize) | @@ -681,10 +697,10 @@ static void fimd_win_commit(struct exynos_drm_crtc *crtc, unsigned int win) VIDOSDxA_TOPLEFT_Y_E(plane->crtc_y); writel(val, ctx->regs + VIDOSD_A(win)); - last_x = plane->crtc_x + plane->crtc_width; + last_x = plane->crtc_x + plane->crtc_w; if (last_x) last_x--; - last_y = plane->crtc_y + plane->crtc_height; + last_y = plane->crtc_y + plane->crtc_h; if (last_y) last_y--; @@ -701,13 +717,13 @@ static void fimd_win_commit(struct exynos_drm_crtc *crtc, unsigned int win) u32 offset = VIDOSD_D(win); if (win == 0) offset = VIDOSD_C(win); - val = plane->crtc_width * plane->crtc_height; + val = plane->crtc_w * plane->crtc_h; writel(val, ctx->regs + offset); DRM_DEBUG_KMS("osd size = 0x%x\n", (unsigned int)val); } - fimd_win_set_pixfmt(ctx, win); + fimd_win_set_pixfmt(ctx, win, state->fb); /* hardware window 0 doesn't support color key. */ if (win != 0) @@ -718,36 +734,23 @@ static void fimd_win_commit(struct exynos_drm_crtc *crtc, unsigned int win) if (ctx->driver_data->has_shadowcon) fimd_enable_shadow_channel_path(ctx, win, true); - /* Enable DMA channel and unprotect windows */ - fimd_shadow_protect_win(ctx, win, false); - if (ctx->i80_if) atomic_set(&ctx->win_updated, 1); } -static void fimd_win_disable(struct exynos_drm_crtc *crtc, unsigned int win) +static void fimd_disable_plane(struct exynos_drm_crtc *crtc, + struct exynos_drm_plane *plane) { struct fimd_context *ctx = crtc->ctx; - struct exynos_drm_plane *plane; - - if (win < 0 || win >= WINDOWS_NR) - return; - - plane = &ctx->planes[win]; + unsigned int win = plane->zpos; if (ctx->suspended) return; - /* protect windows */ - fimd_shadow_protect_win(ctx, win, true); - fimd_enable_video_output(ctx, win, false); if (ctx->driver_data->has_shadowcon) fimd_enable_shadow_channel_path(ctx, win, false); - - /* unprotect windows */ - fimd_shadow_protect_win(ctx, win, false); } static void fimd_enable(struct exynos_drm_crtc *crtc) @@ -795,7 +798,7 @@ static void fimd_disable(struct exynos_drm_crtc *crtc) * a destroyed buffer later. */ for (i = 0; i < WINDOWS_NR; i++) - fimd_win_disable(crtc, i); + fimd_disable_plane(crtc, &ctx->planes[i]); fimd_enable_vblank(crtc); fimd_wait_for_vblank(crtc); @@ -862,7 +865,7 @@ static void fimd_te_handler(struct exynos_drm_crtc *crtc) } if (test_bit(0, &ctx->irq_flags)) - drm_handle_vblank(ctx->drm_dev, ctx->pipe); + drm_crtc_handle_vblank(&ctx->crtc->base); } static void fimd_dp_clock_enable(struct exynos_drm_crtc *crtc, bool enable) @@ -890,17 +893,19 @@ static const struct exynos_drm_crtc_ops fimd_crtc_ops = { .enable_vblank = fimd_enable_vblank, .disable_vblank = fimd_disable_vblank, .wait_for_vblank = fimd_wait_for_vblank, - .win_commit = fimd_win_commit, - .win_disable = fimd_win_disable, + .atomic_begin = fimd_atomic_begin, + .update_plane = fimd_update_plane, + .disable_plane = fimd_disable_plane, + .atomic_flush = fimd_atomic_flush, .te_handler = fimd_te_handler, .clock_enable = fimd_dp_clock_enable, - .clear_channels = fimd_clear_channels, }; static irqreturn_t fimd_irq_handler(int irq, void *dev_id) { struct fimd_context *ctx = (struct fimd_context *)dev_id; - u32 val, clear_bit; + u32 val, clear_bit, start, start_s; + int win; val = readl(ctx->regs + VIDINTCON1); @@ -912,15 +917,25 @@ static irqreturn_t fimd_irq_handler(int irq, void *dev_id) if (ctx->pipe < 0 || !ctx->drm_dev) goto out; - if (ctx->i80_if) { - exynos_drm_crtc_finish_pageflip(ctx->drm_dev, ctx->pipe); + if (!ctx->i80_if) + drm_crtc_handle_vblank(&ctx->crtc->base); + + for (win = 0 ; win < WINDOWS_NR ; win++) { + struct exynos_drm_plane *plane = &ctx->planes[win]; + + if (!plane->pending_fb) + continue; + start = readl(ctx->regs + VIDWx_BUF_START(win, 0)); + start_s = readl(ctx->regs + VIDWx_BUF_START_S(win, 0)); + if (start == start_s) + exynos_drm_crtc_finish_update(ctx->crtc, plane); + } + + if (ctx->i80_if) { /* Exits triggering mode */ atomic_set(&ctx->triggering, 0); } else { - drm_handle_vblank(ctx->drm_dev, ctx->pipe); - exynos_drm_crtc_finish_pageflip(ctx->drm_dev, ctx->pipe); - /* set wait vsync event to zero and wake up queue. */ if (atomic_read(&ctx->wait_vsync_event)) { atomic_set(&ctx->wait_vsync_event, 0); @@ -949,7 +964,8 @@ static int fimd_bind(struct device *dev, struct device *master, void *data) type = (zpos == ctx->default_win) ? DRM_PLANE_TYPE_PRIMARY : DRM_PLANE_TYPE_OVERLAY; ret = exynos_plane_init(drm_dev, &ctx->planes[zpos], - 1 << ctx->pipe, type, zpos); + 1 << ctx->pipe, type, fimd_formats, + ARRAY_SIZE(fimd_formats), zpos); if (ret) return ret; } @@ -961,10 +977,13 @@ static int fimd_bind(struct device *dev, struct device *master, void *data) if (IS_ERR(ctx->crtc)) return PTR_ERR(ctx->crtc); - if (ctx->display) - exynos_drm_create_enc_conn(drm_dev, ctx->display); + if (ctx->encoder) + exynos_dpi_bind(drm_dev, ctx->encoder); + + if (is_drm_iommu_supported(drm_dev)) + fimd_clear_channels(ctx->crtc); - ret = drm_iommu_attach_device_if_possible(ctx->crtc, drm_dev, dev); + ret = drm_iommu_attach_device(drm_dev, dev); if (ret) priv->pipe--; @@ -978,10 +997,10 @@ static void fimd_unbind(struct device *dev, struct device *master, fimd_disable(ctx->crtc); - fimd_iommu_detach_devices(ctx); + drm_iommu_detach_device(ctx->drm_dev, ctx->dev); - if (ctx->display) - exynos_dpi_remove(ctx->display); + if (ctx->encoder) + exynos_dpi_remove(ctx->encoder); } static const struct component_ops fimd_component_ops = { @@ -1088,10 +1107,9 @@ static int fimd_probe(struct platform_device *pdev) platform_set_drvdata(pdev, ctx); - ctx->display = exynos_dpi_probe(dev); - if (IS_ERR(ctx->display)) { - return PTR_ERR(ctx->display); - } + ctx->encoder = exynos_dpi_probe(dev); + if (IS_ERR(ctx->encoder)) + return PTR_ERR(ctx->encoder); pm_runtime_enable(dev); diff --git a/drivers/gpu/drm/exynos/exynos_drm_g2d.c b/drivers/gpu/drm/exynos/exynos_drm_g2d.c index 81a250830808..535b4ad6c4b1 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_g2d.c +++ b/drivers/gpu/drm/exynos/exynos_drm_g2d.c @@ -48,11 +48,13 @@ /* registers for base address */ #define G2D_SRC_BASE_ADDR 0x0304 +#define G2D_SRC_STRIDE_REG 0x0308 #define G2D_SRC_COLOR_MODE 0x030C #define G2D_SRC_LEFT_TOP 0x0310 #define G2D_SRC_RIGHT_BOTTOM 0x0314 #define G2D_SRC_PLANE2_BASE_ADDR 0x0318 #define G2D_DST_BASE_ADDR 0x0404 +#define G2D_DST_STRIDE_REG 0x0408 #define G2D_DST_COLOR_MODE 0x040C #define G2D_DST_LEFT_TOP 0x0410 #define G2D_DST_RIGHT_BOTTOM 0x0414 @@ -148,6 +150,7 @@ struct g2d_cmdlist { * A structure of buffer description * * @format: color format + * @stride: buffer stride/pitch in bytes * @left_x: the x coordinates of left top corner * @top_y: the y coordinates of left top corner * @right_x: the x coordinates of right bottom corner @@ -156,6 +159,7 @@ struct g2d_cmdlist { */ struct g2d_buf_desc { unsigned int format; + unsigned int stride; unsigned int left_x; unsigned int top_y; unsigned int right_x; @@ -589,6 +593,7 @@ static enum g2d_reg_type g2d_get_reg_type(int reg_offset) switch (reg_offset) { case G2D_SRC_BASE_ADDR: + case G2D_SRC_STRIDE_REG: case G2D_SRC_COLOR_MODE: case G2D_SRC_LEFT_TOP: case G2D_SRC_RIGHT_BOTTOM: @@ -598,6 +603,7 @@ static enum g2d_reg_type g2d_get_reg_type(int reg_offset) reg_type = REG_TYPE_SRC_PLANE2; break; case G2D_DST_BASE_ADDR: + case G2D_DST_STRIDE_REG: case G2D_DST_COLOR_MODE: case G2D_DST_LEFT_TOP: case G2D_DST_RIGHT_BOTTOM: @@ -652,8 +658,8 @@ static bool g2d_check_buf_desc_is_valid(struct g2d_buf_desc *buf_desc, enum g2d_reg_type reg_type, unsigned long size) { - unsigned int width, height; - unsigned long area; + int width, height; + unsigned long bpp, last_pos; /* * check source and destination buffers only. @@ -662,22 +668,37 @@ static bool g2d_check_buf_desc_is_valid(struct g2d_buf_desc *buf_desc, if (reg_type != REG_TYPE_SRC && reg_type != REG_TYPE_DST) return true; - width = buf_desc->right_x - buf_desc->left_x; + /* This check also makes sure that right_x > left_x. */ + width = (int)buf_desc->right_x - (int)buf_desc->left_x; if (width < G2D_LEN_MIN || width > G2D_LEN_MAX) { - DRM_ERROR("width[%u] is out of range!\n", width); + DRM_ERROR("width[%d] is out of range!\n", width); return false; } - height = buf_desc->bottom_y - buf_desc->top_y; + /* This check also makes sure that bottom_y > top_y. */ + height = (int)buf_desc->bottom_y - (int)buf_desc->top_y; if (height < G2D_LEN_MIN || height > G2D_LEN_MAX) { - DRM_ERROR("height[%u] is out of range!\n", height); + DRM_ERROR("height[%d] is out of range!\n", height); return false; } - area = (unsigned long)width * (unsigned long)height * - g2d_get_buf_bpp(buf_desc->format); - if (area > size) { - DRM_ERROR("area[%lu] is out of range[%lu]!\n", area, size); + bpp = g2d_get_buf_bpp(buf_desc->format); + + /* Compute the position of the last byte that the engine accesses. */ + last_pos = ((unsigned long)buf_desc->bottom_y - 1) * + (unsigned long)buf_desc->stride + + (unsigned long)buf_desc->right_x * bpp - 1; + + /* + * Since right_x > left_x and bottom_y > top_y we already know + * that the first_pos < last_pos (first_pos being the position + * of the first byte the engine accesses), it just remains to + * check if last_pos is smaller then the buffer size. + */ + + if (last_pos >= size) { + DRM_ERROR("last engine access position [%lu] " + "is out of range [%lu]!\n", last_pos, size); return false; } @@ -973,8 +994,6 @@ static int g2d_check_reg_offset(struct device *dev, goto err; reg_type = g2d_get_reg_type(reg_offset); - if (reg_type == REG_TYPE_NONE) - goto err; /* check userptr buffer type. */ if ((cmdlist->data[index] & ~0x7fffffff) >> 31) { @@ -983,14 +1002,22 @@ static int g2d_check_reg_offset(struct device *dev, } else buf_info->types[reg_type] = BUF_TYPE_GEM; break; + case G2D_SRC_STRIDE_REG: + case G2D_DST_STRIDE_REG: + if (for_addr) + goto err; + + reg_type = g2d_get_reg_type(reg_offset); + + buf_desc = &buf_info->descs[reg_type]; + buf_desc->stride = cmdlist->data[index + 1]; + break; case G2D_SRC_COLOR_MODE: case G2D_DST_COLOR_MODE: if (for_addr) goto err; reg_type = g2d_get_reg_type(reg_offset); - if (reg_type == REG_TYPE_NONE) - goto err; buf_desc = &buf_info->descs[reg_type]; value = cmdlist->data[index + 1]; @@ -1003,8 +1030,6 @@ static int g2d_check_reg_offset(struct device *dev, goto err; reg_type = g2d_get_reg_type(reg_offset); - if (reg_type == REG_TYPE_NONE) - goto err; buf_desc = &buf_info->descs[reg_type]; value = cmdlist->data[index + 1]; @@ -1018,8 +1043,6 @@ static int g2d_check_reg_offset(struct device *dev, goto err; reg_type = g2d_get_reg_type(reg_offset); - if (reg_type == REG_TYPE_NONE) - goto err; buf_desc = &buf_info->descs[reg_type]; value = cmdlist->data[index + 1]; @@ -1319,9 +1342,6 @@ static int g2d_subdrv_probe(struct drm_device *drm_dev, struct device *dev) return ret; } - if (!is_drm_iommu_supported(drm_dev)) - return 0; - ret = drm_iommu_attach_device(drm_dev, dev); if (ret < 0) { dev_err(dev, "failed to enable iommu.\n"); @@ -1334,9 +1354,6 @@ static int g2d_subdrv_probe(struct drm_device *drm_dev, struct device *dev) static void g2d_subdrv_remove(struct drm_device *drm_dev, struct device *dev) { - if (!is_drm_iommu_supported(drm_dev)) - return; - drm_iommu_detach_device(drm_dev, dev); } diff --git a/drivers/gpu/drm/exynos/exynos_drm_gem.c b/drivers/gpu/drm/exynos/exynos_drm_gem.c index 0d5b9698d384..62b9ea1b07fb 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_gem.c +++ b/drivers/gpu/drm/exynos/exynos_drm_gem.c @@ -13,98 +13,112 @@ #include <drm/drm_vma_manager.h> #include <linux/shmem_fs.h> +#include <linux/dma-buf.h> #include <drm/exynos_drm.h> #include "exynos_drm_drv.h" #include "exynos_drm_gem.h" -#include "exynos_drm_buf.h" #include "exynos_drm_iommu.h" -static unsigned int convert_to_vm_err_msg(int msg) +static int exynos_drm_alloc_buf(struct exynos_drm_gem_obj *obj) { - unsigned int out_msg; + struct drm_device *dev = obj->base.dev; + enum dma_attr attr; + unsigned int nr_pages; - switch (msg) { - case 0: - case -ERESTARTSYS: - case -EINTR: - out_msg = VM_FAULT_NOPAGE; - break; + if (obj->dma_addr) { + DRM_DEBUG_KMS("already allocated.\n"); + return 0; + } - case -ENOMEM: - out_msg = VM_FAULT_OOM; - break; + init_dma_attrs(&obj->dma_attrs); - default: - out_msg = VM_FAULT_SIGBUS; - break; - } + /* + * if EXYNOS_BO_CONTIG, fully physically contiguous memory + * region will be allocated else physically contiguous + * as possible. + */ + if (!(obj->flags & EXYNOS_BO_NONCONTIG)) + dma_set_attr(DMA_ATTR_FORCE_CONTIGUOUS, &obj->dma_attrs); - return out_msg; -} + /* + * if EXYNOS_BO_WC or EXYNOS_BO_NONCACHABLE, writecombine mapping + * else cachable mapping. + */ + if (obj->flags & EXYNOS_BO_WC || !(obj->flags & EXYNOS_BO_CACHABLE)) + attr = DMA_ATTR_WRITE_COMBINE; + else + attr = DMA_ATTR_NON_CONSISTENT; -static int check_gem_flags(unsigned int flags) -{ - if (flags & ~(EXYNOS_BO_MASK)) { - DRM_ERROR("invalid flags.\n"); - return -EINVAL; - } + dma_set_attr(attr, &obj->dma_attrs); + dma_set_attr(DMA_ATTR_NO_KERNEL_MAPPING, &obj->dma_attrs); - return 0; -} + nr_pages = obj->size >> PAGE_SHIFT; -static void update_vm_cache_attr(struct exynos_drm_gem_obj *obj, - struct vm_area_struct *vma) -{ - DRM_DEBUG_KMS("flags = 0x%x\n", obj->flags); + if (!is_drm_iommu_supported(dev)) { + dma_addr_t start_addr; + unsigned int i = 0; - /* non-cachable as default. */ - if (obj->flags & EXYNOS_BO_CACHABLE) - vma->vm_page_prot = vm_get_page_prot(vma->vm_flags); - else if (obj->flags & EXYNOS_BO_WC) - vma->vm_page_prot = - pgprot_writecombine(vm_get_page_prot(vma->vm_flags)); - else - vma->vm_page_prot = - pgprot_noncached(vm_get_page_prot(vma->vm_flags)); -} + obj->pages = drm_calloc_large(nr_pages, sizeof(struct page *)); + if (!obj->pages) { + DRM_ERROR("failed to allocate pages.\n"); + return -ENOMEM; + } -static unsigned long roundup_gem_size(unsigned long size, unsigned int flags) -{ - /* TODO */ + obj->cookie = dma_alloc_attrs(dev->dev, + obj->size, + &obj->dma_addr, GFP_KERNEL, + &obj->dma_attrs); + if (!obj->cookie) { + DRM_ERROR("failed to allocate buffer.\n"); + drm_free_large(obj->pages); + return -ENOMEM; + } - return roundup(size, PAGE_SIZE); + start_addr = obj->dma_addr; + while (i < nr_pages) { + obj->pages[i] = phys_to_page(start_addr); + start_addr += PAGE_SIZE; + i++; + } + } else { + obj->pages = dma_alloc_attrs(dev->dev, obj->size, + &obj->dma_addr, GFP_KERNEL, + &obj->dma_attrs); + if (!obj->pages) { + DRM_ERROR("failed to allocate buffer.\n"); + return -ENOMEM; + } + } + + DRM_DEBUG_KMS("dma_addr(0x%lx), size(0x%lx)\n", + (unsigned long)obj->dma_addr, + obj->size); + + return 0; } -static int exynos_drm_gem_map_buf(struct drm_gem_object *obj, - struct vm_area_struct *vma, - unsigned long f_vaddr, - pgoff_t page_offset) +static void exynos_drm_free_buf(struct exynos_drm_gem_obj *obj) { - struct exynos_drm_gem_obj *exynos_gem_obj = to_exynos_gem_obj(obj); - struct exynos_drm_gem_buf *buf = exynos_gem_obj->buffer; - struct scatterlist *sgl; - unsigned long pfn; - int i; + struct drm_device *dev = obj->base.dev; - if (!buf->sgt) - return -EINTR; - - if (page_offset >= (buf->size >> PAGE_SHIFT)) { - DRM_ERROR("invalid page offset\n"); - return -EINVAL; + if (!obj->dma_addr) { + DRM_DEBUG_KMS("dma_addr is invalid.\n"); + return; } - sgl = buf->sgt->sgl; - for_each_sg(buf->sgt->sgl, sgl, buf->sgt->nents, i) { - if (page_offset < (sgl->length >> PAGE_SHIFT)) - break; - page_offset -= (sgl->length >> PAGE_SHIFT); - } + DRM_DEBUG_KMS("dma_addr(0x%lx), size(0x%lx)\n", + (unsigned long)obj->dma_addr, obj->size); - pfn = __phys_to_pfn(sg_phys(sgl)) + page_offset; + if (!is_drm_iommu_supported(dev)) { + dma_free_attrs(dev->dev, obj->size, obj->cookie, + (dma_addr_t)obj->dma_addr, &obj->dma_attrs); + drm_free_large(obj->pages); + } else + dma_free_attrs(dev->dev, obj->size, obj->pages, + (dma_addr_t)obj->dma_addr, &obj->dma_attrs); - return vm_insert_mixed(vma, f_vaddr, pfn); + obj->dma_addr = (dma_addr_t)NULL; } static int exynos_drm_gem_handle_create(struct drm_gem_object *obj, @@ -131,11 +145,7 @@ static int exynos_drm_gem_handle_create(struct drm_gem_object *obj, void exynos_drm_gem_destroy(struct exynos_drm_gem_obj *exynos_gem_obj) { - struct drm_gem_object *obj; - struct exynos_drm_gem_buf *buf; - - obj = &exynos_gem_obj->base; - buf = exynos_gem_obj->buffer; + struct drm_gem_object *obj = &exynos_gem_obj->base; DRM_DEBUG_KMS("handle count = %d\n", obj->handle_count); @@ -148,12 +158,9 @@ void exynos_drm_gem_destroy(struct exynos_drm_gem_obj *exynos_gem_obj) if (obj->import_attach) goto out; - exynos_drm_free_buf(obj->dev, exynos_gem_obj->flags, buf); + exynos_drm_free_buf(exynos_gem_obj); out: - exynos_drm_fini_buf(obj->dev, buf); - exynos_gem_obj->buffer = NULL; - drm_gem_free_mmap_offset(obj); /* release file pointer to gem object. */ @@ -180,7 +187,7 @@ unsigned long exynos_drm_gem_get_size(struct drm_device *dev, drm_gem_object_unreference_unlocked(obj); - return exynos_gem_obj->buffer->size; + return exynos_gem_obj->size; } @@ -193,7 +200,7 @@ struct exynos_drm_gem_obj *exynos_drm_gem_init(struct drm_device *dev, exynos_gem_obj = kzalloc(sizeof(*exynos_gem_obj), GFP_KERNEL); if (!exynos_gem_obj) - return NULL; + return ERR_PTR(-ENOMEM); exynos_gem_obj->size = size; obj = &exynos_gem_obj->base; @@ -202,7 +209,7 @@ struct exynos_drm_gem_obj *exynos_drm_gem_init(struct drm_device *dev, if (ret < 0) { DRM_ERROR("failed to initialize gem object\n"); kfree(exynos_gem_obj); - return NULL; + return ERR_PTR(ret); } DRM_DEBUG_KMS("created file object = 0x%x\n", (unsigned int)obj->filp); @@ -215,47 +222,35 @@ struct exynos_drm_gem_obj *exynos_drm_gem_create(struct drm_device *dev, unsigned long size) { struct exynos_drm_gem_obj *exynos_gem_obj; - struct exynos_drm_gem_buf *buf; int ret; + if (flags & ~(EXYNOS_BO_MASK)) { + DRM_ERROR("invalid flags.\n"); + return ERR_PTR(-EINVAL); + } + if (!size) { DRM_ERROR("invalid size.\n"); return ERR_PTR(-EINVAL); } - size = roundup_gem_size(size, flags); - - ret = check_gem_flags(flags); - if (ret) - return ERR_PTR(ret); - - buf = exynos_drm_init_buf(dev, size); - if (!buf) - return ERR_PTR(-ENOMEM); + size = roundup(size, PAGE_SIZE); exynos_gem_obj = exynos_drm_gem_init(dev, size); - if (!exynos_gem_obj) { - ret = -ENOMEM; - goto err_fini_buf; - } - - exynos_gem_obj->buffer = buf; + if (IS_ERR(exynos_gem_obj)) + return exynos_gem_obj; /* set memory type and cache attribute from user side. */ exynos_gem_obj->flags = flags; - ret = exynos_drm_alloc_buf(dev, buf, flags); - if (ret < 0) - goto err_gem_fini; + ret = exynos_drm_alloc_buf(exynos_gem_obj); + if (ret < 0) { + drm_gem_object_release(&exynos_gem_obj->base); + kfree(exynos_gem_obj); + return ERR_PTR(ret); + } return exynos_gem_obj; - -err_gem_fini: - drm_gem_object_release(&exynos_gem_obj->base); - kfree(exynos_gem_obj); -err_fini_buf: - exynos_drm_fini_buf(dev, buf); - return ERR_PTR(ret); } int exynos_drm_gem_create_ioctl(struct drm_device *dev, void *data, @@ -294,7 +289,7 @@ dma_addr_t *exynos_drm_gem_get_dma_addr(struct drm_device *dev, exynos_gem_obj = to_exynos_gem_obj(obj); - return &exynos_gem_obj->buffer->dma_addr; + return &exynos_gem_obj->dma_addr; } void exynos_drm_gem_put_dma_addr(struct drm_device *dev, @@ -322,7 +317,6 @@ int exynos_drm_gem_mmap_buffer(struct exynos_drm_gem_obj *exynos_gem_obj, struct vm_area_struct *vma) { struct drm_device *drm_dev = exynos_gem_obj->base.dev; - struct exynos_drm_gem_buf *buffer; unsigned long vm_size; int ret; @@ -331,19 +325,13 @@ int exynos_drm_gem_mmap_buffer(struct exynos_drm_gem_obj *exynos_gem_obj, vm_size = vma->vm_end - vma->vm_start; - /* - * a buffer contains information to physically continuous memory - * allocated by user request or at framebuffer creation. - */ - buffer = exynos_gem_obj->buffer; - /* check if user-requested size is valid. */ - if (vm_size > buffer->size) + if (vm_size > exynos_gem_obj->size) return -EINVAL; - ret = dma_mmap_attrs(drm_dev->dev, vma, buffer->pages, - buffer->dma_addr, buffer->size, - &buffer->dma_attrs); + ret = dma_mmap_attrs(drm_dev->dev, vma, exynos_gem_obj->pages, + exynos_gem_obj->dma_addr, exynos_gem_obj->size, + &exynos_gem_obj->dma_attrs); if (ret < 0) { DRM_ERROR("failed to mmap.\n"); return ret; @@ -503,15 +491,6 @@ void exynos_gem_unmap_sgt_from_dma(struct drm_device *drm_dev, void exynos_drm_gem_free_object(struct drm_gem_object *obj) { - struct exynos_drm_gem_obj *exynos_gem_obj; - struct exynos_drm_gem_buf *buf; - - exynos_gem_obj = to_exynos_gem_obj(obj); - buf = exynos_gem_obj->buffer; - - if (obj->import_attach) - drm_prime_gem_destroy(obj, buf->sgt); - exynos_drm_gem_destroy(to_exynos_gem_obj(obj)); } @@ -595,24 +574,34 @@ unlock: int exynos_drm_gem_fault(struct vm_area_struct *vma, struct vm_fault *vmf) { struct drm_gem_object *obj = vma->vm_private_data; - struct drm_device *dev = obj->dev; - unsigned long f_vaddr; + struct exynos_drm_gem_obj *exynos_gem_obj = to_exynos_gem_obj(obj); + unsigned long pfn; pgoff_t page_offset; int ret; page_offset = ((unsigned long)vmf->virtual_address - vma->vm_start) >> PAGE_SHIFT; - f_vaddr = (unsigned long)vmf->virtual_address; - mutex_lock(&dev->struct_mutex); - - ret = exynos_drm_gem_map_buf(obj, vma, f_vaddr, page_offset); - if (ret < 0) - DRM_ERROR("failed to map a buffer with user.\n"); + if (page_offset >= (exynos_gem_obj->size >> PAGE_SHIFT)) { + DRM_ERROR("invalid page offset\n"); + ret = -EINVAL; + goto out; + } - mutex_unlock(&dev->struct_mutex); + pfn = page_to_pfn(exynos_gem_obj->pages[page_offset]); + ret = vm_insert_mixed(vma, (unsigned long)vmf->virtual_address, pfn); - return convert_to_vm_err_msg(ret); +out: + switch (ret) { + case 0: + case -ERESTARTSYS: + case -EINTR: + return VM_FAULT_NOPAGE; + case -ENOMEM: + return VM_FAULT_OOM; + default: + return VM_FAULT_SIGBUS; + } } int exynos_drm_gem_mmap(struct file *filp, struct vm_area_struct *vma) @@ -631,11 +620,17 @@ int exynos_drm_gem_mmap(struct file *filp, struct vm_area_struct *vma) obj = vma->vm_private_data; exynos_gem_obj = to_exynos_gem_obj(obj); - ret = check_gem_flags(exynos_gem_obj->flags); - if (ret) - goto err_close_vm; + DRM_DEBUG_KMS("flags = 0x%x\n", exynos_gem_obj->flags); - update_vm_cache_attr(exynos_gem_obj, vma); + /* non-cachable as default. */ + if (exynos_gem_obj->flags & EXYNOS_BO_CACHABLE) + vma->vm_page_prot = vm_get_page_prot(vma->vm_flags); + else if (exynos_gem_obj->flags & EXYNOS_BO_WC) + vma->vm_page_prot = + pgprot_writecombine(vm_get_page_prot(vma->vm_flags)); + else + vma->vm_page_prot = + pgprot_noncached(vm_get_page_prot(vma->vm_flags)); ret = exynos_drm_gem_mmap_buffer(exynos_gem_obj, vma); if (ret) @@ -649,3 +644,76 @@ err_close_vm: return ret; } + +/* low-level interface prime helpers */ +struct sg_table *exynos_drm_gem_prime_get_sg_table(struct drm_gem_object *obj) +{ + struct exynos_drm_gem_obj *exynos_gem_obj = to_exynos_gem_obj(obj); + int npages; + + npages = exynos_gem_obj->size >> PAGE_SHIFT; + + return drm_prime_pages_to_sg(exynos_gem_obj->pages, npages); +} + +struct drm_gem_object * +exynos_drm_gem_prime_import_sg_table(struct drm_device *dev, + struct dma_buf_attachment *attach, + struct sg_table *sgt) +{ + struct exynos_drm_gem_obj *exynos_gem_obj; + int npages; + int ret; + + exynos_gem_obj = exynos_drm_gem_init(dev, attach->dmabuf->size); + if (IS_ERR(exynos_gem_obj)) { + ret = PTR_ERR(exynos_gem_obj); + return ERR_PTR(ret); + } + + exynos_gem_obj->dma_addr = sg_dma_address(sgt->sgl); + + npages = exynos_gem_obj->size >> PAGE_SHIFT; + exynos_gem_obj->pages = drm_malloc_ab(npages, sizeof(struct page *)); + if (!exynos_gem_obj->pages) { + ret = -ENOMEM; + goto err; + } + + ret = drm_prime_sg_to_page_addr_arrays(sgt, exynos_gem_obj->pages, NULL, + npages); + if (ret < 0) + goto err_free_large; + + if (sgt->nents == 1) { + /* always physically continuous memory if sgt->nents is 1. */ + exynos_gem_obj->flags |= EXYNOS_BO_CONTIG; + } else { + /* + * this case could be CONTIG or NONCONTIG type but for now + * sets NONCONTIG. + * TODO. we have to find a way that exporter can notify + * the type of its own buffer to importer. + */ + exynos_gem_obj->flags |= EXYNOS_BO_NONCONTIG; + } + + return &exynos_gem_obj->base; + +err_free_large: + drm_free_large(exynos_gem_obj->pages); +err: + drm_gem_object_release(&exynos_gem_obj->base); + kfree(exynos_gem_obj); + return ERR_PTR(ret); +} + +void *exynos_drm_gem_prime_vmap(struct drm_gem_object *obj) +{ + return NULL; +} + +void exynos_drm_gem_prime_vunmap(struct drm_gem_object *obj, void *vaddr) +{ + /* Nothing to do */ +} diff --git a/drivers/gpu/drm/exynos/exynos_drm_gem.h b/drivers/gpu/drm/exynos/exynos_drm_gem.h index 6f42e2248288..cd62f8410d1e 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_gem.h +++ b/drivers/gpu/drm/exynos/exynos_drm_gem.h @@ -20,35 +20,6 @@ #define IS_NONCONTIG_BUFFER(f) (f & EXYNOS_BO_NONCONTIG) /* - * exynos drm gem buffer structure. - * - * @cookie: cookie returned by dma_alloc_attrs - * @kvaddr: kernel virtual address to allocated memory region. - * *userptr: user space address. - * @dma_addr: bus address(accessed by dma) to allocated memory region. - * - this address could be physical address without IOMMU and - * device address with IOMMU. - * @write: whether pages will be written to by the caller. - * @pages: Array of backing pages. - * @sgt: sg table to transfer page data. - * @size: size of allocated memory region. - * @pfnmap: indicate whether memory region from userptr is mmaped with - * VM_PFNMAP or not. - */ -struct exynos_drm_gem_buf { - void *cookie; - void __iomem *kvaddr; - unsigned long userptr; - dma_addr_t dma_addr; - struct dma_attrs dma_attrs; - unsigned int write; - struct page **pages; - struct sg_table *sgt; - unsigned long size; - bool pfnmap; -}; - -/* * exynos drm buffer structure. * * @base: a gem object. @@ -59,18 +30,28 @@ struct exynos_drm_gem_buf { * by user request or at framebuffer creation. * continuous memory region allocated by user request * or at framebuffer creation. + * @flags: indicate memory type to allocated buffer and cache attruibute. * @size: size requested from user, in bytes and this size is aligned * in page unit. - * @flags: indicate memory type to allocated buffer and cache attruibute. + * @cookie: cookie returned by dma_alloc_attrs + * @kvaddr: kernel virtual address to allocated memory region. + * @dma_addr: bus address(accessed by dma) to allocated memory region. + * - this address could be physical address without IOMMU and + * device address with IOMMU. + * @pages: Array of backing pages. * * P.S. this object would be transferred to user as kms_bo.handle so * user can access the buffer through kms_bo.handle. */ struct exynos_drm_gem_obj { - struct drm_gem_object base; - struct exynos_drm_gem_buf *buffer; - unsigned long size; - unsigned int flags; + struct drm_gem_object base; + unsigned int flags; + unsigned long size; + void *cookie; + void __iomem *kvaddr; + dma_addr_t dma_addr; + struct dma_attrs dma_attrs; + struct page **pages; }; struct page **exynos_gem_get_pages(struct drm_gem_object *obj, gfp_t gfpmask); @@ -177,4 +158,13 @@ void exynos_gem_unmap_sgt_from_dma(struct drm_device *drm_dev, struct sg_table *sgt, enum dma_data_direction dir); +/* low-level interface prime helpers */ +struct sg_table *exynos_drm_gem_prime_get_sg_table(struct drm_gem_object *obj); +struct drm_gem_object * +exynos_drm_gem_prime_import_sg_table(struct drm_device *dev, + struct dma_buf_attachment *attach, + struct sg_table *sgt); +void *exynos_drm_gem_prime_vmap(struct drm_gem_object *obj); +void exynos_drm_gem_prime_vunmap(struct drm_gem_object *obj, void *vaddr); + #endif diff --git a/drivers/gpu/drm/exynos/exynos_drm_gsc.c b/drivers/gpu/drm/exynos/exynos_drm_gsc.c index f1c6b76c127f..808a0a013780 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_gsc.c +++ b/drivers/gpu/drm/exynos/exynos_drm_gsc.c @@ -582,9 +582,17 @@ static int gsc_src_set_transf(struct device *dev, break; case EXYNOS_DRM_DEGREE_180: cfg |= GSC_IN_ROT_180; + if (flip & EXYNOS_DRM_FLIP_VERTICAL) + cfg &= ~GSC_IN_ROT_XFLIP; + if (flip & EXYNOS_DRM_FLIP_HORIZONTAL) + cfg &= ~GSC_IN_ROT_YFLIP; break; case EXYNOS_DRM_DEGREE_270: cfg |= GSC_IN_ROT_270; + if (flip & EXYNOS_DRM_FLIP_VERTICAL) + cfg &= ~GSC_IN_ROT_XFLIP; + if (flip & EXYNOS_DRM_FLIP_HORIZONTAL) + cfg &= ~GSC_IN_ROT_YFLIP; break; default: dev_err(ippdrv->dev, "inavlid degree value %d.\n", degree); @@ -845,9 +853,17 @@ static int gsc_dst_set_transf(struct device *dev, break; case EXYNOS_DRM_DEGREE_180: cfg |= GSC_IN_ROT_180; + if (flip & EXYNOS_DRM_FLIP_VERTICAL) + cfg &= ~GSC_IN_ROT_XFLIP; + if (flip & EXYNOS_DRM_FLIP_HORIZONTAL) + cfg &= ~GSC_IN_ROT_YFLIP; break; case EXYNOS_DRM_DEGREE_270: cfg |= GSC_IN_ROT_270; + if (flip & EXYNOS_DRM_FLIP_VERTICAL) + cfg &= ~GSC_IN_ROT_XFLIP; + if (flip & EXYNOS_DRM_FLIP_HORIZONTAL) + cfg &= ~GSC_IN_ROT_YFLIP; break; default: dev_err(ippdrv->dev, "inavlid degree value %d.\n", degree); diff --git a/drivers/gpu/drm/exynos/exynos_drm_iommu.c b/drivers/gpu/drm/exynos/exynos_drm_iommu.c index d4ec7465e9cc..055e8ec2ef21 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_iommu.c +++ b/drivers/gpu/drm/exynos/exynos_drm_iommu.c @@ -87,10 +87,8 @@ int drm_iommu_attach_device(struct drm_device *drm_dev, struct device *dev = drm_dev->dev; int ret; - if (!dev->archdata.mapping) { - DRM_ERROR("iommu_mapping is null.\n"); - return -EFAULT; - } + if (!dev->archdata.mapping) + return 0; subdrv_dev->dma_parms = devm_kzalloc(subdrv_dev, sizeof(*subdrv_dev->dma_parms), @@ -144,17 +142,3 @@ void drm_iommu_detach_device(struct drm_device *drm_dev, iommu_detach_device(mapping->domain, subdrv_dev); drm_release_iommu_mapping(drm_dev); } - -int drm_iommu_attach_device_if_possible(struct exynos_drm_crtc *exynos_crtc, - struct drm_device *drm_dev, struct device *subdrv_dev) -{ - int ret = 0; - - if (is_drm_iommu_supported(drm_dev)) { - if (exynos_crtc->ops->clear_channels) - exynos_crtc->ops->clear_channels(exynos_crtc); - return drm_iommu_attach_device(drm_dev, subdrv_dev); - } - - return ret; -} diff --git a/drivers/gpu/drm/exynos/exynos_drm_iommu.h b/drivers/gpu/drm/exynos/exynos_drm_iommu.h index 8341c7a475b4..dc1b5441f491 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_iommu.h +++ b/drivers/gpu/drm/exynos/exynos_drm_iommu.h @@ -29,19 +29,11 @@ void drm_iommu_detach_device(struct drm_device *dev_dev, static inline bool is_drm_iommu_supported(struct drm_device *drm_dev) { -#ifdef CONFIG_ARM_DMA_USE_IOMMU struct device *dev = drm_dev->dev; return dev->archdata.mapping ? true : false; -#else - return false; -#endif } -int drm_iommu_attach_device_if_possible( - struct exynos_drm_crtc *exynos_crtc, struct drm_device *drm_dev, - struct device *subdrv_dev); - #else static inline int drm_create_iommu_mapping(struct drm_device *drm_dev) @@ -69,12 +61,5 @@ static inline bool is_drm_iommu_supported(struct drm_device *drm_dev) return false; } -static inline int drm_iommu_attach_device_if_possible( - struct exynos_drm_crtc *exynos_crtc, struct drm_device *drm_dev, - struct device *subdrv_dev) -{ - return 0; -} - #endif #endif diff --git a/drivers/gpu/drm/exynos/exynos_drm_ipp.c b/drivers/gpu/drm/exynos/exynos_drm_ipp.c index 67e5451e066f..67d24236e745 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_ipp.c +++ b/drivers/gpu/drm/exynos/exynos_drm_ipp.c @@ -1622,12 +1622,10 @@ static int ipp_subdrv_probe(struct drm_device *drm_dev, struct device *dev) INIT_LIST_HEAD(&ippdrv->cmd_list); mutex_init(&ippdrv->cmd_lock); - if (is_drm_iommu_supported(drm_dev)) { - ret = drm_iommu_attach_device(drm_dev, ippdrv->dev); - if (ret) { - DRM_ERROR("failed to activate iommu\n"); - goto err; - } + ret = drm_iommu_attach_device(drm_dev, ippdrv->dev); + if (ret) { + DRM_ERROR("failed to activate iommu\n"); + goto err; } } @@ -1637,8 +1635,7 @@ err: /* get ipp driver entry */ list_for_each_entry_continue_reverse(ippdrv, &exynos_drm_ippdrv_list, drv_list) { - if (is_drm_iommu_supported(drm_dev)) - drm_iommu_detach_device(drm_dev, ippdrv->dev); + drm_iommu_detach_device(drm_dev, ippdrv->dev); ipp_remove_id(&ctx->ipp_idr, &ctx->ipp_lock, ippdrv->prop_list.ipp_id); @@ -1654,8 +1651,7 @@ static void ipp_subdrv_remove(struct drm_device *drm_dev, struct device *dev) /* get ipp driver entry */ list_for_each_entry_safe(ippdrv, t, &exynos_drm_ippdrv_list, drv_list) { - if (is_drm_iommu_supported(drm_dev)) - drm_iommu_detach_device(drm_dev, ippdrv->dev); + drm_iommu_detach_device(drm_dev, ippdrv->dev); ipp_remove_id(&ctx->ipp_idr, &ctx->ipp_lock, ippdrv->prop_list.ipp_id); diff --git a/drivers/gpu/drm/exynos/exynos_drm_plane.c b/drivers/gpu/drm/exynos/exynos_drm_plane.c index a729980d3c2f..714822441467 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_plane.c +++ b/drivers/gpu/drm/exynos/exynos_drm_plane.c @@ -20,12 +20,6 @@ #include "exynos_drm_gem.h" #include "exynos_drm_plane.h" -static const uint32_t formats[] = { - DRM_FORMAT_XRGB8888, - DRM_FORMAT_ARGB8888, - DRM_FORMAT_NV12, -}; - /* * This function is to get X or Y size shown via screen. This needs length and * start position of CRTC. @@ -97,29 +91,18 @@ static void exynos_plane_mode_set(struct drm_plane *plane, /* set drm framebuffer data. */ exynos_plane->src_x = src_x; exynos_plane->src_y = src_y; - exynos_plane->src_width = (actual_w * exynos_plane->h_ratio) >> 16; - exynos_plane->src_height = (actual_h * exynos_plane->v_ratio) >> 16; - exynos_plane->fb_width = fb->width; - exynos_plane->fb_height = fb->height; - exynos_plane->bpp = fb->bits_per_pixel; - exynos_plane->pitch = fb->pitches[0]; - exynos_plane->pixel_format = fb->pixel_format; + exynos_plane->src_w = (actual_w * exynos_plane->h_ratio) >> 16; + exynos_plane->src_h = (actual_h * exynos_plane->v_ratio) >> 16; /* set plane range to be displayed. */ exynos_plane->crtc_x = crtc_x; exynos_plane->crtc_y = crtc_y; - exynos_plane->crtc_width = actual_w; - exynos_plane->crtc_height = actual_h; - - /* set drm mode data. */ - exynos_plane->mode_width = mode->hdisplay; - exynos_plane->mode_height = mode->vdisplay; - exynos_plane->refresh = mode->vrefresh; - exynos_plane->scan_flag = mode->flags; + exynos_plane->crtc_w = actual_w; + exynos_plane->crtc_h = actual_h; DRM_DEBUG_KMS("plane : offset_x/y(%d,%d), width/height(%d,%d)", exynos_plane->crtc_x, exynos_plane->crtc_y, - exynos_plane->crtc_width, exynos_plane->crtc_height); + exynos_plane->crtc_w, exynos_plane->crtc_h); plane->crtc = crtc; } @@ -143,17 +126,17 @@ static int exynos_plane_atomic_check(struct drm_plane *plane, if (!state->fb) return 0; - nr = exynos_drm_fb_get_buf_cnt(state->fb); + nr = drm_format_num_planes(state->fb->pixel_format); for (i = 0; i < nr; i++) { - struct exynos_drm_gem_buf *buffer = - exynos_drm_fb_buffer(state->fb, i); + struct exynos_drm_gem_obj *obj = + exynos_drm_fb_gem_obj(state->fb, i); - if (!buffer) { - DRM_DEBUG_KMS("buffer is null\n"); + if (!obj) { + DRM_DEBUG_KMS("gem object is null\n"); return -EFAULT; } - exynos_plane->dma_addr[i] = buffer->dma_addr + + exynos_plane->dma_addr[i] = obj->dma_addr + state->fb->offsets[i]; DRM_DEBUG_KMS("buffer: %d, dma_addr = 0x%lx\n", @@ -179,8 +162,10 @@ static void exynos_plane_atomic_update(struct drm_plane *plane, state->src_x >> 16, state->src_y >> 16, state->src_w >> 16, state->src_h >> 16); - if (exynos_crtc->ops->win_commit) - exynos_crtc->ops->win_commit(exynos_crtc, exynos_plane->zpos); + exynos_plane->pending_fb = state->fb; + + if (exynos_crtc->ops->update_plane) + exynos_crtc->ops->update_plane(exynos_crtc, exynos_plane); } static void exynos_plane_atomic_disable(struct drm_plane *plane, @@ -192,9 +177,9 @@ static void exynos_plane_atomic_disable(struct drm_plane *plane, if (!old_state->crtc) return; - if (exynos_crtc->ops->win_disable) - exynos_crtc->ops->win_disable(exynos_crtc, - exynos_plane->zpos); + if (exynos_crtc->ops->disable_plane) + exynos_crtc->ops->disable_plane(exynos_crtc, + exynos_plane); } static const struct drm_plane_helper_funcs plane_helper_funcs = { @@ -226,13 +211,14 @@ static void exynos_plane_attach_zpos_property(struct drm_plane *plane, int exynos_plane_init(struct drm_device *dev, struct exynos_drm_plane *exynos_plane, unsigned long possible_crtcs, enum drm_plane_type type, + const uint32_t *formats, unsigned int fcount, unsigned int zpos) { int err; err = drm_universal_plane_init(dev, &exynos_plane->base, possible_crtcs, - &exynos_plane_funcs, formats, - ARRAY_SIZE(formats), type); + &exynos_plane_funcs, formats, fcount, + type); if (err) { DRM_ERROR("failed to initialize plane\n"); return err; diff --git a/drivers/gpu/drm/exynos/exynos_drm_plane.h b/drivers/gpu/drm/exynos/exynos_drm_plane.h index 8c88ae983c38..476c9340b591 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_plane.h +++ b/drivers/gpu/drm/exynos/exynos_drm_plane.h @@ -12,4 +12,5 @@ int exynos_plane_init(struct drm_device *dev, struct exynos_drm_plane *exynos_plane, unsigned long possible_crtcs, enum drm_plane_type type, + const uint32_t *formats, unsigned int fcount, unsigned int zpos); diff --git a/drivers/gpu/drm/exynos/exynos_drm_vidi.c b/drivers/gpu/drm/exynos/exynos_drm_vidi.c index 3413393d8a16..75718e1bc3dd 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_vidi.c +++ b/drivers/gpu/drm/exynos/exynos_drm_vidi.c @@ -25,7 +25,6 @@ #include "exynos_drm_drv.h" #include "exynos_drm_crtc.h" #include "exynos_drm_plane.h" -#include "exynos_drm_encoder.h" #include "exynos_drm_vidi.h" /* vidi has totally three virtual windows. */ @@ -35,11 +34,10 @@ connector) struct vidi_context { - struct exynos_drm_display display; + struct drm_encoder encoder; struct platform_device *pdev; struct drm_device *drm_dev; struct exynos_drm_crtc *crtc; - struct drm_encoder *encoder; struct drm_connector connector; struct exynos_drm_plane planes[WINDOWS_NR]; struct edid *raw_edid; @@ -55,9 +53,9 @@ struct vidi_context { int pipe; }; -static inline struct vidi_context *display_to_vidi(struct exynos_drm_display *d) +static inline struct vidi_context *encoder_to_vidi(struct drm_encoder *e) { - return container_of(d, struct vidi_context, display); + return container_of(e, struct vidi_context, encoder); } static const char fake_edid_info[] = { @@ -85,6 +83,12 @@ static const char fake_edid_info[] = { 0x00, 0x00, 0x00, 0x06 }; +static const uint32_t formats[] = { + DRM_FORMAT_XRGB8888, + DRM_FORMAT_ARGB8888, + DRM_FORMAT_NV12, +}; + static int vidi_enable_vblank(struct exynos_drm_crtc *crtc) { struct vidi_context *ctx = crtc->ctx; @@ -100,7 +104,7 @@ static int vidi_enable_vblank(struct exynos_drm_crtc *crtc) /* * in case of page flip request, vidi_finish_pageflip function * will not be called because direct_vblank is true and then - * that function will be called by crtc_ops->win_commit callback + * that function will be called by crtc_ops->update_plane callback */ schedule_work(&ctx->work); @@ -118,19 +122,14 @@ static void vidi_disable_vblank(struct exynos_drm_crtc *crtc) ctx->vblank_on = false; } -static void vidi_win_commit(struct exynos_drm_crtc *crtc, unsigned int win) +static void vidi_update_plane(struct exynos_drm_crtc *crtc, + struct exynos_drm_plane *plane) { struct vidi_context *ctx = crtc->ctx; - struct exynos_drm_plane *plane; if (ctx->suspended) return; - if (win < 0 || win >= WINDOWS_NR) - return; - - plane = &ctx->planes[win]; - DRM_DEBUG_KMS("dma_addr = %pad\n", plane->dma_addr); if (ctx->vblank_on) @@ -179,13 +178,14 @@ static const struct exynos_drm_crtc_ops vidi_crtc_ops = { .disable = vidi_disable, .enable_vblank = vidi_enable_vblank, .disable_vblank = vidi_disable_vblank, - .win_commit = vidi_win_commit, + .update_plane = vidi_update_plane, }; static void vidi_fake_vblank_handler(struct work_struct *work) { struct vidi_context *ctx = container_of(work, struct vidi_context, work); + int win; if (ctx->pipe < 0) return; @@ -196,7 +196,7 @@ static void vidi_fake_vblank_handler(struct work_struct *work) mutex_lock(&ctx->lock); if (ctx->direct_vblank) { - drm_handle_vblank(ctx->drm_dev, ctx->pipe); + drm_crtc_handle_vblank(&ctx->crtc->base); ctx->direct_vblank = false; mutex_unlock(&ctx->lock); return; @@ -204,7 +204,14 @@ static void vidi_fake_vblank_handler(struct work_struct *work) mutex_unlock(&ctx->lock); - exynos_drm_crtc_finish_pageflip(ctx->drm_dev, ctx->pipe); + for (win = 0 ; win < WINDOWS_NR ; win++) { + struct exynos_drm_plane *plane = &ctx->planes[win]; + + if (!plane->pending_fb) + continue; + + exynos_drm_crtc_finish_update(ctx->crtc, plane); + } } static int vidi_show_connection(struct device *dev, @@ -259,9 +266,7 @@ static DEVICE_ATTR(connection, 0644, vidi_show_connection, int vidi_connection_ioctl(struct drm_device *drm_dev, void *data, struct drm_file *file_priv) { - struct vidi_context *ctx = NULL; - struct drm_encoder *encoder; - struct exynos_drm_display *display; + struct vidi_context *ctx = dev_get_drvdata(drm_dev->dev); struct drm_exynos_vidi_connection *vidi = data; if (!vidi) { @@ -274,21 +279,6 @@ int vidi_connection_ioctl(struct drm_device *drm_dev, void *data, return -EINVAL; } - list_for_each_entry(encoder, &drm_dev->mode_config.encoder_list, - head) { - display = exynos_drm_get_display(encoder); - - if (display->type == EXYNOS_DISPLAY_TYPE_VIDI) { - ctx = display_to_vidi(display); - break; - } - } - - if (!ctx) { - DRM_DEBUG_KMS("not found virtual device type encoder.\n"); - return -EINVAL; - } - if (ctx->connected == vidi->connection) { DRM_DEBUG_KMS("same connection request.\n"); return -EINVAL; @@ -381,7 +371,7 @@ static struct drm_encoder *vidi_best_encoder(struct drm_connector *connector) { struct vidi_context *ctx = ctx_from_connector(connector); - return ctx->encoder; + return &ctx->encoder; } static struct drm_connector_helper_funcs vidi_connector_helper_funcs = { @@ -389,14 +379,12 @@ static struct drm_connector_helper_funcs vidi_connector_helper_funcs = { .best_encoder = vidi_best_encoder, }; -static int vidi_create_connector(struct exynos_drm_display *display, - struct drm_encoder *encoder) +static int vidi_create_connector(struct drm_encoder *encoder) { - struct vidi_context *ctx = display_to_vidi(display); + struct vidi_context *ctx = encoder_to_vidi(encoder); struct drm_connector *connector = &ctx->connector; int ret; - ctx->encoder = encoder; connector->polled = DRM_CONNECTOR_POLL_HPD; ret = drm_connector_init(ctx->drm_dev, connector, @@ -413,19 +401,47 @@ static int vidi_create_connector(struct exynos_drm_display *display, return 0; } +static bool exynos_vidi_mode_fixup(struct drm_encoder *encoder, + const struct drm_display_mode *mode, + struct drm_display_mode *adjusted_mode) +{ + return true; +} + +static void exynos_vidi_mode_set(struct drm_encoder *encoder, + struct drm_display_mode *mode, + struct drm_display_mode *adjusted_mode) +{ +} + +static void exynos_vidi_enable(struct drm_encoder *encoder) +{ +} + +static void exynos_vidi_disable(struct drm_encoder *encoder) +{ +} -static struct exynos_drm_display_ops vidi_display_ops = { - .create_connector = vidi_create_connector, +static struct drm_encoder_helper_funcs exynos_vidi_encoder_helper_funcs = { + .mode_fixup = exynos_vidi_mode_fixup, + .mode_set = exynos_vidi_mode_set, + .enable = exynos_vidi_enable, + .disable = exynos_vidi_disable, +}; + +static struct drm_encoder_funcs exynos_vidi_encoder_funcs = { + .destroy = drm_encoder_cleanup, }; static int vidi_bind(struct device *dev, struct device *master, void *data) { struct vidi_context *ctx = dev_get_drvdata(dev); struct drm_device *drm_dev = data; + struct drm_encoder *encoder = &ctx->encoder; struct exynos_drm_plane *exynos_plane; enum drm_plane_type type; unsigned int zpos; - int ret; + int pipe, ret; vidi_ctx_initialize(ctx, drm_dev); @@ -433,7 +449,8 @@ static int vidi_bind(struct device *dev, struct device *master, void *data) type = (zpos == ctx->default_win) ? DRM_PLANE_TYPE_PRIMARY : DRM_PLANE_TYPE_OVERLAY; ret = exynos_plane_init(drm_dev, &ctx->planes[zpos], - 1 << ctx->pipe, type, zpos); + 1 << ctx->pipe, type, formats, + ARRAY_SIZE(formats), zpos); if (ret) return ret; } @@ -447,9 +464,24 @@ static int vidi_bind(struct device *dev, struct device *master, void *data) return PTR_ERR(ctx->crtc); } - ret = exynos_drm_create_enc_conn(drm_dev, &ctx->display); + pipe = exynos_drm_crtc_get_pipe_from_type(drm_dev, + EXYNOS_DISPLAY_TYPE_VIDI); + if (pipe < 0) + return pipe; + + encoder->possible_crtcs = 1 << pipe; + + DRM_DEBUG_KMS("possible_crtcs = 0x%x\n", encoder->possible_crtcs); + + drm_encoder_init(drm_dev, encoder, &exynos_vidi_encoder_funcs, + DRM_MODE_ENCODER_TMDS); + + drm_encoder_helper_add(encoder, &exynos_vidi_encoder_helper_funcs); + + ret = vidi_create_connector(encoder); if (ret) { - ctx->crtc->base.funcs->destroy(&ctx->crtc->base); + DRM_ERROR("failed to create connector ret = %d\n", ret); + drm_encoder_cleanup(encoder); return ret; } @@ -475,8 +507,6 @@ static int vidi_probe(struct platform_device *pdev) if (!ctx) return -ENOMEM; - ctx->display.type = EXYNOS_DISPLAY_TYPE_VIDI; - ctx->display.ops = &vidi_display_ops; ctx->default_win = 0; ctx->pdev = pdev; diff --git a/drivers/gpu/drm/exynos/exynos_hdmi.c b/drivers/gpu/drm/exynos/exynos_hdmi.c index 4a00990e4ae4..932f7fa240f8 100644 --- a/drivers/gpu/drm/exynos/exynos_hdmi.c +++ b/drivers/gpu/drm/exynos/exynos_hdmi.c @@ -22,7 +22,6 @@ #include "regs-hdmi.h" #include <linux/kernel.h> -#include <linux/spinlock.h> #include <linux/wait.h> #include <linux/i2c.h> #include <linux/platform_device.h> @@ -33,8 +32,8 @@ #include <linux/clk.h> #include <linux/regulator/consumer.h> #include <linux/io.h> -#include <linux/of.h> #include <linux/of_address.h> +#include <linux/of_device.h> #include <linux/of_gpio.h> #include <linux/hdmi.h> #include <linux/component.h> @@ -48,7 +47,6 @@ #include "exynos_mixer.h" #include <linux/gpio.h> -#include <media/s5p_hdmi.h> #define ctx_from_connector(c) container_of(c, struct hdmi_context, connector) @@ -88,109 +86,14 @@ struct hdmi_resources { int regul_count; }; -struct hdmi_tg_regs { - u8 cmd[1]; - u8 h_fsz[2]; - u8 hact_st[2]; - u8 hact_sz[2]; - u8 v_fsz[2]; - u8 vsync[2]; - u8 vsync2[2]; - u8 vact_st[2]; - u8 vact_sz[2]; - u8 field_chg[2]; - u8 vact_st2[2]; - u8 vact_st3[2]; - u8 vact_st4[2]; - u8 vsync_top_hdmi[2]; - u8 vsync_bot_hdmi[2]; - u8 field_top_hdmi[2]; - u8 field_bot_hdmi[2]; - u8 tg_3d[1]; -}; - -struct hdmi_v13_core_regs { - u8 h_blank[2]; - u8 v_blank[3]; - u8 h_v_line[3]; - u8 vsync_pol[1]; - u8 int_pro_mode[1]; - u8 v_blank_f[3]; - u8 h_sync_gen[3]; - u8 v_sync_gen1[3]; - u8 v_sync_gen2[3]; - u8 v_sync_gen3[3]; -}; - -struct hdmi_v14_core_regs { - u8 h_blank[2]; - u8 v2_blank[2]; - u8 v1_blank[2]; - u8 v_line[2]; - u8 h_line[2]; - u8 hsync_pol[1]; - u8 vsync_pol[1]; - u8 int_pro_mode[1]; - u8 v_blank_f0[2]; - u8 v_blank_f1[2]; - u8 h_sync_start[2]; - u8 h_sync_end[2]; - u8 v_sync_line_bef_2[2]; - u8 v_sync_line_bef_1[2]; - u8 v_sync_line_aft_2[2]; - u8 v_sync_line_aft_1[2]; - u8 v_sync_line_aft_pxl_2[2]; - u8 v_sync_line_aft_pxl_1[2]; - u8 v_blank_f2[2]; /* for 3D mode */ - u8 v_blank_f3[2]; /* for 3D mode */ - u8 v_blank_f4[2]; /* for 3D mode */ - u8 v_blank_f5[2]; /* for 3D mode */ - u8 v_sync_line_aft_3[2]; - u8 v_sync_line_aft_4[2]; - u8 v_sync_line_aft_5[2]; - u8 v_sync_line_aft_6[2]; - u8 v_sync_line_aft_pxl_3[2]; - u8 v_sync_line_aft_pxl_4[2]; - u8 v_sync_line_aft_pxl_5[2]; - u8 v_sync_line_aft_pxl_6[2]; - u8 vact_space_1[2]; - u8 vact_space_2[2]; - u8 vact_space_3[2]; - u8 vact_space_4[2]; - u8 vact_space_5[2]; - u8 vact_space_6[2]; -}; - -struct hdmi_v13_conf { - struct hdmi_v13_core_regs core; - struct hdmi_tg_regs tg; -}; - -struct hdmi_v14_conf { - struct hdmi_v14_core_regs core; - struct hdmi_tg_regs tg; -}; - -struct hdmi_conf_regs { - int pixel_clock; - int cea_video_id; - enum hdmi_picture_aspect aspect_ratio; - union { - struct hdmi_v13_conf v13_conf; - struct hdmi_v14_conf v14_conf; - } conf; -}; - struct hdmi_context { - struct exynos_drm_display display; + struct drm_encoder encoder; struct device *dev; struct drm_device *drm_dev; struct drm_connector connector; - struct drm_encoder *encoder; bool hpd; bool powered; bool dvi_mode; - struct mutex hdmi_mutex; void __iomem *regs; int irq; @@ -201,22 +104,20 @@ struct hdmi_context { /* current hdmiphy conf regs */ struct drm_display_mode current_mode; - struct hdmi_conf_regs mode_conf; + u8 cea_video_id; struct hdmi_resources res; + const struct hdmi_driver_data *drv_data; int hpd_gpio; void __iomem *regs_hdmiphy; - const struct hdmiphy_config *phy_confs; - unsigned int phy_conf_count; struct regmap *pmureg; - enum hdmi_type type; }; -static inline struct hdmi_context *display_to_hdmi(struct exynos_drm_display *d) +static inline struct hdmi_context *encoder_to_hdmi(struct drm_encoder *e) { - return container_of(d, struct hdmi_context, display); + return container_of(e, struct hdmi_context, encoder); } struct hdmiphy_config { @@ -624,6 +525,16 @@ static inline void hdmi_reg_writeb(struct hdmi_context *hdata, writeb(value, hdata->regs + reg_id); } +static inline void hdmi_reg_writev(struct hdmi_context *hdata, u32 reg_id, + int bytes, u32 val) +{ + while (--bytes >= 0) { + writeb(val & 0xff, hdata->regs + reg_id); + val >>= 8; + reg_id += 4; + } +} + static inline void hdmi_reg_writemask(struct hdmi_context *hdata, u32 reg_id, u32 value, u32 mask) { @@ -930,7 +841,7 @@ static void hdmi_v14_regs_dump(struct hdmi_context *hdata, char *prefix) static void hdmi_regs_dump(struct hdmi_context *hdata, char *prefix) { - if (hdata->type == HDMI_TYPE13) + if (hdata->drv_data->type == HDMI_TYPE13) hdmi_v13_regs_dump(hdata, prefix); else hdmi_v14_regs_dump(hdata, prefix); @@ -957,7 +868,7 @@ static void hdmi_reg_infoframe(struct hdmi_context *hdata, u32 hdr_sum; u8 chksum; u32 mod; - u32 vic; + u8 ar; mod = hdmi_reg_read(hdata, HDMI_MODE_SEL); if (hdata->dvi_mode) { @@ -988,27 +899,22 @@ static void hdmi_reg_infoframe(struct hdmi_context *hdata, * Set the aspect ratio as per the mode, mentioned in * Table 9 AVI InfoFrame Data Byte 2 of CEA-861-D Standard */ - switch (hdata->mode_conf.aspect_ratio) { + ar = hdata->current_mode.picture_aspect_ratio; + switch (ar) { case HDMI_PICTURE_ASPECT_4_3: - hdmi_reg_writeb(hdata, HDMI_AVI_BYTE(2), - hdata->mode_conf.aspect_ratio | - AVI_4_3_CENTER_RATIO); + ar |= AVI_4_3_CENTER_RATIO; break; case HDMI_PICTURE_ASPECT_16_9: - hdmi_reg_writeb(hdata, HDMI_AVI_BYTE(2), - hdata->mode_conf.aspect_ratio | - AVI_16_9_CENTER_RATIO); + ar |= AVI_16_9_CENTER_RATIO; break; case HDMI_PICTURE_ASPECT_NONE: default: - hdmi_reg_writeb(hdata, HDMI_AVI_BYTE(2), - hdata->mode_conf.aspect_ratio | - AVI_SAME_AS_PIC_ASPECT_RATIO); + ar |= AVI_SAME_AS_PIC_ASPECT_RATIO; break; } + hdmi_reg_writeb(hdata, HDMI_AVI_BYTE(2), ar); - vic = hdata->mode_conf.cea_video_id; - hdmi_reg_writeb(hdata, HDMI_AVI_BYTE(4), vic); + hdmi_reg_writeb(hdata, HDMI_AVI_BYTE(4), hdata->cea_video_id); chksum = hdmi_chksum(hdata, HDMI_AVI_BYTE(1), infoframe->any.length, hdr_sum); @@ -1038,10 +944,10 @@ static enum drm_connector_status hdmi_detect(struct drm_connector *connector, { struct hdmi_context *hdata = ctx_from_connector(connector); - hdata->hpd = gpio_get_value(hdata->hpd_gpio); + if (gpio_get_value(hdata->hpd_gpio)) + return connector_status_connected; - return hdata->hpd ? connector_status_connected : - connector_status_disconnected; + return connector_status_disconnected; } static void hdmi_connector_destroy(struct drm_connector *connector) @@ -1091,8 +997,8 @@ static int hdmi_find_phy_conf(struct hdmi_context *hdata, u32 pixel_clock) { int i; - for (i = 0; i < hdata->phy_conf_count; i++) - if (hdata->phy_confs[i].pixel_clock == pixel_clock) + for (i = 0; i < hdata->drv_data->phy_conf_count; i++) + if (hdata->drv_data->phy_confs[i].pixel_clock == pixel_clock) return i; DRM_DEBUG_KMS("Could not find phy config for %d\n", pixel_clock); @@ -1125,7 +1031,7 @@ static struct drm_encoder *hdmi_best_encoder(struct drm_connector *connector) { struct hdmi_context *hdata = ctx_from_connector(connector); - return hdata->encoder; + return &hdata->encoder; } static struct drm_connector_helper_funcs hdmi_connector_helper_funcs = { @@ -1134,14 +1040,12 @@ static struct drm_connector_helper_funcs hdmi_connector_helper_funcs = { .best_encoder = hdmi_best_encoder, }; -static int hdmi_create_connector(struct exynos_drm_display *display, - struct drm_encoder *encoder) +static int hdmi_create_connector(struct drm_encoder *encoder) { - struct hdmi_context *hdata = display_to_hdmi(display); + struct hdmi_context *hdata = encoder_to_hdmi(encoder); struct drm_connector *connector = &hdata->connector; int ret; - hdata->encoder = encoder; connector->interlace_allowed = true; connector->polled = DRM_CONNECTOR_POLL_HPD; @@ -1159,23 +1063,30 @@ static int hdmi_create_connector(struct exynos_drm_display *display, return 0; } -static void hdmi_mode_fixup(struct exynos_drm_display *display, - struct drm_connector *connector, - const struct drm_display_mode *mode, - struct drm_display_mode *adjusted_mode) +static bool hdmi_mode_fixup(struct drm_encoder *encoder, + const struct drm_display_mode *mode, + struct drm_display_mode *adjusted_mode) { + struct drm_device *dev = encoder->dev; + struct drm_connector *connector; struct drm_display_mode *m; int mode_ok; - DRM_DEBUG_KMS("%s\n", __FILE__); - drm_mode_set_crtcinfo(adjusted_mode, 0); + list_for_each_entry(connector, &dev->mode_config.connector_list, head) { + if (connector->encoder == encoder) + break; + } + + if (connector->encoder != encoder) + return true; + mode_ok = hdmi_mode_valid(connector, adjusted_mode); /* just return if user desired mode exists. */ if (mode_ok == MODE_OK) - return; + return true; /* * otherwise, find the most suitable mode among modes and change it @@ -1195,6 +1106,8 @@ static void hdmi_mode_fixup(struct exynos_drm_display *display, break; } } + + return true; } static void hdmi_set_acr(u32 freq, u8 *acr) @@ -1257,7 +1170,7 @@ static void hdmi_reg_acr(struct hdmi_context *hdata, u8 *acr) hdmi_reg_writeb(hdata, HDMI_ACR_CTS1, acr[2]); hdmi_reg_writeb(hdata, HDMI_ACR_CTS2, acr[1]); - if (hdata->type == HDMI_TYPE13) + if (hdata->drv_data->type == HDMI_TYPE13) hdmi_reg_writeb(hdata, HDMI_V13_ACR_CON, 4); else hdmi_reg_writeb(hdata, HDMI_ACR_CON, 4); @@ -1391,7 +1304,7 @@ static void hdmi_conf_init(struct hdmi_context *hdata) HDMI_VID_PREAMBLE_DIS | HDMI_GUARD_BAND_DIS); } - if (hdata->type == HDMI_TYPE13) { + if (hdata->drv_data->type == HDMI_TYPE13) { /* choose bluescreen (fecal) color */ hdmi_reg_writeb(hdata, HDMI_V13_BLUE_SCREEN_0, 0x12); hdmi_reg_writeb(hdata, HDMI_V13_BLUE_SCREEN_1, 0x34); @@ -1424,66 +1337,94 @@ static void hdmi_conf_init(struct hdmi_context *hdata) static void hdmi_v13_mode_apply(struct hdmi_context *hdata) { - const struct hdmi_tg_regs *tg = &hdata->mode_conf.conf.v13_conf.tg; - const struct hdmi_v13_core_regs *core = - &hdata->mode_conf.conf.v13_conf.core; + struct drm_display_mode *m = &hdata->current_mode; + unsigned int val; int tries; - /* setting core registers */ - hdmi_reg_writeb(hdata, HDMI_H_BLANK_0, core->h_blank[0]); - hdmi_reg_writeb(hdata, HDMI_H_BLANK_1, core->h_blank[1]); - hdmi_reg_writeb(hdata, HDMI_V13_V_BLANK_0, core->v_blank[0]); - hdmi_reg_writeb(hdata, HDMI_V13_V_BLANK_1, core->v_blank[1]); - hdmi_reg_writeb(hdata, HDMI_V13_V_BLANK_2, core->v_blank[2]); - hdmi_reg_writeb(hdata, HDMI_V13_H_V_LINE_0, core->h_v_line[0]); - hdmi_reg_writeb(hdata, HDMI_V13_H_V_LINE_1, core->h_v_line[1]); - hdmi_reg_writeb(hdata, HDMI_V13_H_V_LINE_2, core->h_v_line[2]); - hdmi_reg_writeb(hdata, HDMI_VSYNC_POL, core->vsync_pol[0]); - hdmi_reg_writeb(hdata, HDMI_INT_PRO_MODE, core->int_pro_mode[0]); - hdmi_reg_writeb(hdata, HDMI_V13_V_BLANK_F_0, core->v_blank_f[0]); - hdmi_reg_writeb(hdata, HDMI_V13_V_BLANK_F_1, core->v_blank_f[1]); - hdmi_reg_writeb(hdata, HDMI_V13_V_BLANK_F_2, core->v_blank_f[2]); - hdmi_reg_writeb(hdata, HDMI_V13_H_SYNC_GEN_0, core->h_sync_gen[0]); - hdmi_reg_writeb(hdata, HDMI_V13_H_SYNC_GEN_1, core->h_sync_gen[1]); - hdmi_reg_writeb(hdata, HDMI_V13_H_SYNC_GEN_2, core->h_sync_gen[2]); - hdmi_reg_writeb(hdata, HDMI_V13_V_SYNC_GEN_1_0, core->v_sync_gen1[0]); - hdmi_reg_writeb(hdata, HDMI_V13_V_SYNC_GEN_1_1, core->v_sync_gen1[1]); - hdmi_reg_writeb(hdata, HDMI_V13_V_SYNC_GEN_1_2, core->v_sync_gen1[2]); - hdmi_reg_writeb(hdata, HDMI_V13_V_SYNC_GEN_2_0, core->v_sync_gen2[0]); - hdmi_reg_writeb(hdata, HDMI_V13_V_SYNC_GEN_2_1, core->v_sync_gen2[1]); - hdmi_reg_writeb(hdata, HDMI_V13_V_SYNC_GEN_2_2, core->v_sync_gen2[2]); - hdmi_reg_writeb(hdata, HDMI_V13_V_SYNC_GEN_3_0, core->v_sync_gen3[0]); - hdmi_reg_writeb(hdata, HDMI_V13_V_SYNC_GEN_3_1, core->v_sync_gen3[1]); - hdmi_reg_writeb(hdata, HDMI_V13_V_SYNC_GEN_3_2, core->v_sync_gen3[2]); + hdmi_reg_writev(hdata, HDMI_H_BLANK_0, 2, m->htotal - m->hdisplay); + hdmi_reg_writev(hdata, HDMI_V13_H_V_LINE_0, 3, + (m->htotal << 12) | m->vtotal); + + val = (m->flags & DRM_MODE_FLAG_NVSYNC) ? 1 : 0; + hdmi_reg_writev(hdata, HDMI_VSYNC_POL, 1, val); + + val = (m->flags & DRM_MODE_FLAG_INTERLACE) ? 1 : 0; + hdmi_reg_writev(hdata, HDMI_INT_PRO_MODE, 1, val); + + val = (m->hsync_start - m->hdisplay - 2); + val |= ((m->hsync_end - m->hdisplay - 2) << 10); + val |= ((m->flags & DRM_MODE_FLAG_NHSYNC) ? 1 : 0)<<20; + hdmi_reg_writev(hdata, HDMI_V13_H_SYNC_GEN_0, 3, val); + + /* + * Quirk requirement for exynos HDMI IP design, + * 2 pixels less than the actual calculation for hsync_start + * and end. + */ + + /* Following values & calculations differ for different type of modes */ + if (m->flags & DRM_MODE_FLAG_INTERLACE) { + /* Interlaced Mode */ + val = ((m->vsync_end - m->vdisplay) / 2); + val |= ((m->vsync_start - m->vdisplay) / 2) << 12; + hdmi_reg_writev(hdata, HDMI_V13_V_SYNC_GEN_1_0, 3, val); + + val = m->vtotal / 2; + val |= ((m->vtotal - m->vdisplay) / 2) << 11; + hdmi_reg_writev(hdata, HDMI_V13_V_BLANK_0, 3, val); + + val = (m->vtotal + + ((m->vsync_end - m->vsync_start) * 4) + 5) / 2; + val |= m->vtotal << 11; + hdmi_reg_writev(hdata, HDMI_V13_V_BLANK_F_0, 3, val); + + val = ((m->vtotal / 2) + 7); + val |= ((m->vtotal / 2) + 2) << 12; + hdmi_reg_writev(hdata, HDMI_V13_V_SYNC_GEN_2_0, 3, val); + + val = ((m->htotal / 2) + (m->hsync_start - m->hdisplay)); + val |= ((m->htotal / 2) + + (m->hsync_start - m->hdisplay)) << 12; + hdmi_reg_writev(hdata, HDMI_V13_V_SYNC_GEN_3_0, 3, val); + + hdmi_reg_writev(hdata, HDMI_TG_VACT_ST_L, 2, + (m->vtotal - m->vdisplay) / 2); + hdmi_reg_writev(hdata, HDMI_TG_VACT_SZ_L, 2, m->vdisplay / 2); + + hdmi_reg_writev(hdata, HDMI_TG_VACT_ST2_L, 2, 0x249); + } else { + /* Progressive Mode */ + + val = m->vtotal; + val |= (m->vtotal - m->vdisplay) << 11; + hdmi_reg_writev(hdata, HDMI_V13_V_BLANK_0, 3, val); + + hdmi_reg_writev(hdata, HDMI_V13_V_BLANK_F_0, 3, 0); + + val = (m->vsync_end - m->vdisplay); + val |= ((m->vsync_start - m->vdisplay) << 12); + hdmi_reg_writev(hdata, HDMI_V13_V_SYNC_GEN_1_0, 3, val); + + hdmi_reg_writev(hdata, HDMI_V13_V_SYNC_GEN_2_0, 3, 0x1001); + hdmi_reg_writev(hdata, HDMI_V13_V_SYNC_GEN_3_0, 3, 0x1001); + hdmi_reg_writev(hdata, HDMI_TG_VACT_ST_L, 2, + m->vtotal - m->vdisplay); + hdmi_reg_writev(hdata, HDMI_TG_VACT_SZ_L, 2, m->vdisplay); + hdmi_reg_writev(hdata, HDMI_TG_VACT_ST2_L, 2, 0x248); + } + /* Timing generator registers */ - hdmi_reg_writeb(hdata, HDMI_TG_H_FSZ_L, tg->h_fsz[0]); - hdmi_reg_writeb(hdata, HDMI_TG_H_FSZ_H, tg->h_fsz[1]); - hdmi_reg_writeb(hdata, HDMI_TG_HACT_ST_L, tg->hact_st[0]); - hdmi_reg_writeb(hdata, HDMI_TG_HACT_ST_H, tg->hact_st[1]); - hdmi_reg_writeb(hdata, HDMI_TG_HACT_SZ_L, tg->hact_sz[0]); - hdmi_reg_writeb(hdata, HDMI_TG_HACT_SZ_H, tg->hact_sz[1]); - hdmi_reg_writeb(hdata, HDMI_TG_V_FSZ_L, tg->v_fsz[0]); - hdmi_reg_writeb(hdata, HDMI_TG_V_FSZ_H, tg->v_fsz[1]); - hdmi_reg_writeb(hdata, HDMI_TG_VSYNC_L, tg->vsync[0]); - hdmi_reg_writeb(hdata, HDMI_TG_VSYNC_H, tg->vsync[1]); - hdmi_reg_writeb(hdata, HDMI_TG_VSYNC2_L, tg->vsync2[0]); - hdmi_reg_writeb(hdata, HDMI_TG_VSYNC2_H, tg->vsync2[1]); - hdmi_reg_writeb(hdata, HDMI_TG_VACT_ST_L, tg->vact_st[0]); - hdmi_reg_writeb(hdata, HDMI_TG_VACT_ST_H, tg->vact_st[1]); - hdmi_reg_writeb(hdata, HDMI_TG_VACT_SZ_L, tg->vact_sz[0]); - hdmi_reg_writeb(hdata, HDMI_TG_VACT_SZ_H, tg->vact_sz[1]); - hdmi_reg_writeb(hdata, HDMI_TG_FIELD_CHG_L, tg->field_chg[0]); - hdmi_reg_writeb(hdata, HDMI_TG_FIELD_CHG_H, tg->field_chg[1]); - hdmi_reg_writeb(hdata, HDMI_TG_VACT_ST2_L, tg->vact_st2[0]); - hdmi_reg_writeb(hdata, HDMI_TG_VACT_ST2_H, tg->vact_st2[1]); - hdmi_reg_writeb(hdata, HDMI_TG_VSYNC_TOP_HDMI_L, tg->vsync_top_hdmi[0]); - hdmi_reg_writeb(hdata, HDMI_TG_VSYNC_TOP_HDMI_H, tg->vsync_top_hdmi[1]); - hdmi_reg_writeb(hdata, HDMI_TG_VSYNC_BOT_HDMI_L, tg->vsync_bot_hdmi[0]); - hdmi_reg_writeb(hdata, HDMI_TG_VSYNC_BOT_HDMI_H, tg->vsync_bot_hdmi[1]); - hdmi_reg_writeb(hdata, HDMI_TG_FIELD_TOP_HDMI_L, tg->field_top_hdmi[0]); - hdmi_reg_writeb(hdata, HDMI_TG_FIELD_TOP_HDMI_H, tg->field_top_hdmi[1]); - hdmi_reg_writeb(hdata, HDMI_TG_FIELD_BOT_HDMI_L, tg->field_bot_hdmi[0]); - hdmi_reg_writeb(hdata, HDMI_TG_FIELD_BOT_HDMI_H, tg->field_bot_hdmi[1]); + hdmi_reg_writev(hdata, HDMI_TG_H_FSZ_L, 2, m->htotal); + hdmi_reg_writev(hdata, HDMI_TG_HACT_ST_L, 2, m->htotal - m->hdisplay); + hdmi_reg_writev(hdata, HDMI_TG_HACT_SZ_L, 2, m->hdisplay); + hdmi_reg_writev(hdata, HDMI_TG_V_FSZ_L, 2, m->vtotal); + hdmi_reg_writev(hdata, HDMI_TG_VSYNC_L, 2, 0x1); + hdmi_reg_writev(hdata, HDMI_TG_VSYNC2_L, 2, 0x233); + hdmi_reg_writev(hdata, HDMI_TG_FIELD_CHG_L, 2, 0x233); + hdmi_reg_writev(hdata, HDMI_TG_VSYNC_TOP_HDMI_L, 2, 0x1); + hdmi_reg_writev(hdata, HDMI_TG_VSYNC_BOT_HDMI_L, 2, 0x233); + hdmi_reg_writev(hdata, HDMI_TG_FIELD_TOP_HDMI_L, 2, 0x1); + hdmi_reg_writev(hdata, HDMI_TG_FIELD_BOT_HDMI_L, 2, 0x233); /* waiting for HDMIPHY's PLL to get to steady state */ for (tries = 100; tries; --tries) { @@ -1508,144 +1449,119 @@ static void hdmi_v13_mode_apply(struct hdmi_context *hdata) static void hdmi_v14_mode_apply(struct hdmi_context *hdata) { - const struct hdmi_tg_regs *tg = &hdata->mode_conf.conf.v14_conf.tg; - const struct hdmi_v14_core_regs *core = - &hdata->mode_conf.conf.v14_conf.core; + struct drm_display_mode *m = &hdata->current_mode; int tries; - /* setting core registers */ - hdmi_reg_writeb(hdata, HDMI_H_BLANK_0, core->h_blank[0]); - hdmi_reg_writeb(hdata, HDMI_H_BLANK_1, core->h_blank[1]); - hdmi_reg_writeb(hdata, HDMI_V2_BLANK_0, core->v2_blank[0]); - hdmi_reg_writeb(hdata, HDMI_V2_BLANK_1, core->v2_blank[1]); - hdmi_reg_writeb(hdata, HDMI_V1_BLANK_0, core->v1_blank[0]); - hdmi_reg_writeb(hdata, HDMI_V1_BLANK_1, core->v1_blank[1]); - hdmi_reg_writeb(hdata, HDMI_V_LINE_0, core->v_line[0]); - hdmi_reg_writeb(hdata, HDMI_V_LINE_1, core->v_line[1]); - hdmi_reg_writeb(hdata, HDMI_H_LINE_0, core->h_line[0]); - hdmi_reg_writeb(hdata, HDMI_H_LINE_1, core->h_line[1]); - hdmi_reg_writeb(hdata, HDMI_HSYNC_POL, core->hsync_pol[0]); - hdmi_reg_writeb(hdata, HDMI_VSYNC_POL, core->vsync_pol[0]); - hdmi_reg_writeb(hdata, HDMI_INT_PRO_MODE, core->int_pro_mode[0]); - hdmi_reg_writeb(hdata, HDMI_V_BLANK_F0_0, core->v_blank_f0[0]); - hdmi_reg_writeb(hdata, HDMI_V_BLANK_F0_1, core->v_blank_f0[1]); - hdmi_reg_writeb(hdata, HDMI_V_BLANK_F1_0, core->v_blank_f1[0]); - hdmi_reg_writeb(hdata, HDMI_V_BLANK_F1_1, core->v_blank_f1[1]); - hdmi_reg_writeb(hdata, HDMI_H_SYNC_START_0, core->h_sync_start[0]); - hdmi_reg_writeb(hdata, HDMI_H_SYNC_START_1, core->h_sync_start[1]); - hdmi_reg_writeb(hdata, HDMI_H_SYNC_END_0, core->h_sync_end[0]); - hdmi_reg_writeb(hdata, HDMI_H_SYNC_END_1, core->h_sync_end[1]); - hdmi_reg_writeb(hdata, HDMI_V_SYNC_LINE_BEF_2_0, - core->v_sync_line_bef_2[0]); - hdmi_reg_writeb(hdata, HDMI_V_SYNC_LINE_BEF_2_1, - core->v_sync_line_bef_2[1]); - hdmi_reg_writeb(hdata, HDMI_V_SYNC_LINE_BEF_1_0, - core->v_sync_line_bef_1[0]); - hdmi_reg_writeb(hdata, HDMI_V_SYNC_LINE_BEF_1_1, - core->v_sync_line_bef_1[1]); - hdmi_reg_writeb(hdata, HDMI_V_SYNC_LINE_AFT_2_0, - core->v_sync_line_aft_2[0]); - hdmi_reg_writeb(hdata, HDMI_V_SYNC_LINE_AFT_2_1, - core->v_sync_line_aft_2[1]); - hdmi_reg_writeb(hdata, HDMI_V_SYNC_LINE_AFT_1_0, - core->v_sync_line_aft_1[0]); - hdmi_reg_writeb(hdata, HDMI_V_SYNC_LINE_AFT_1_1, - core->v_sync_line_aft_1[1]); - hdmi_reg_writeb(hdata, HDMI_V_SYNC_LINE_AFT_PXL_2_0, - core->v_sync_line_aft_pxl_2[0]); - hdmi_reg_writeb(hdata, HDMI_V_SYNC_LINE_AFT_PXL_2_1, - core->v_sync_line_aft_pxl_2[1]); - hdmi_reg_writeb(hdata, HDMI_V_SYNC_LINE_AFT_PXL_1_0, - core->v_sync_line_aft_pxl_1[0]); - hdmi_reg_writeb(hdata, HDMI_V_SYNC_LINE_AFT_PXL_1_1, - core->v_sync_line_aft_pxl_1[1]); - hdmi_reg_writeb(hdata, HDMI_V_BLANK_F2_0, core->v_blank_f2[0]); - hdmi_reg_writeb(hdata, HDMI_V_BLANK_F2_1, core->v_blank_f2[1]); - hdmi_reg_writeb(hdata, HDMI_V_BLANK_F3_0, core->v_blank_f3[0]); - hdmi_reg_writeb(hdata, HDMI_V_BLANK_F3_1, core->v_blank_f3[1]); - hdmi_reg_writeb(hdata, HDMI_V_BLANK_F4_0, core->v_blank_f4[0]); - hdmi_reg_writeb(hdata, HDMI_V_BLANK_F4_1, core->v_blank_f4[1]); - hdmi_reg_writeb(hdata, HDMI_V_BLANK_F5_0, core->v_blank_f5[0]); - hdmi_reg_writeb(hdata, HDMI_V_BLANK_F5_1, core->v_blank_f5[1]); - hdmi_reg_writeb(hdata, HDMI_V_SYNC_LINE_AFT_3_0, - core->v_sync_line_aft_3[0]); - hdmi_reg_writeb(hdata, HDMI_V_SYNC_LINE_AFT_3_1, - core->v_sync_line_aft_3[1]); - hdmi_reg_writeb(hdata, HDMI_V_SYNC_LINE_AFT_4_0, - core->v_sync_line_aft_4[0]); - hdmi_reg_writeb(hdata, HDMI_V_SYNC_LINE_AFT_4_1, - core->v_sync_line_aft_4[1]); - hdmi_reg_writeb(hdata, HDMI_V_SYNC_LINE_AFT_5_0, - core->v_sync_line_aft_5[0]); - hdmi_reg_writeb(hdata, HDMI_V_SYNC_LINE_AFT_5_1, - core->v_sync_line_aft_5[1]); - hdmi_reg_writeb(hdata, HDMI_V_SYNC_LINE_AFT_6_0, - core->v_sync_line_aft_6[0]); - hdmi_reg_writeb(hdata, HDMI_V_SYNC_LINE_AFT_6_1, - core->v_sync_line_aft_6[1]); - hdmi_reg_writeb(hdata, HDMI_V_SYNC_LINE_AFT_PXL_3_0, - core->v_sync_line_aft_pxl_3[0]); - hdmi_reg_writeb(hdata, HDMI_V_SYNC_LINE_AFT_PXL_3_1, - core->v_sync_line_aft_pxl_3[1]); - hdmi_reg_writeb(hdata, HDMI_V_SYNC_LINE_AFT_PXL_4_0, - core->v_sync_line_aft_pxl_4[0]); - hdmi_reg_writeb(hdata, HDMI_V_SYNC_LINE_AFT_PXL_4_1, - core->v_sync_line_aft_pxl_4[1]); - hdmi_reg_writeb(hdata, HDMI_V_SYNC_LINE_AFT_PXL_5_0, - core->v_sync_line_aft_pxl_5[0]); - hdmi_reg_writeb(hdata, HDMI_V_SYNC_LINE_AFT_PXL_5_1, - core->v_sync_line_aft_pxl_5[1]); - hdmi_reg_writeb(hdata, HDMI_V_SYNC_LINE_AFT_PXL_6_0, - core->v_sync_line_aft_pxl_6[0]); - hdmi_reg_writeb(hdata, HDMI_V_SYNC_LINE_AFT_PXL_6_1, - core->v_sync_line_aft_pxl_6[1]); - hdmi_reg_writeb(hdata, HDMI_VACT_SPACE_1_0, core->vact_space_1[0]); - hdmi_reg_writeb(hdata, HDMI_VACT_SPACE_1_1, core->vact_space_1[1]); - hdmi_reg_writeb(hdata, HDMI_VACT_SPACE_2_0, core->vact_space_2[0]); - hdmi_reg_writeb(hdata, HDMI_VACT_SPACE_2_1, core->vact_space_2[1]); - hdmi_reg_writeb(hdata, HDMI_VACT_SPACE_3_0, core->vact_space_3[0]); - hdmi_reg_writeb(hdata, HDMI_VACT_SPACE_3_1, core->vact_space_3[1]); - hdmi_reg_writeb(hdata, HDMI_VACT_SPACE_4_0, core->vact_space_4[0]); - hdmi_reg_writeb(hdata, HDMI_VACT_SPACE_4_1, core->vact_space_4[1]); - hdmi_reg_writeb(hdata, HDMI_VACT_SPACE_5_0, core->vact_space_5[0]); - hdmi_reg_writeb(hdata, HDMI_VACT_SPACE_5_1, core->vact_space_5[1]); - hdmi_reg_writeb(hdata, HDMI_VACT_SPACE_6_0, core->vact_space_6[0]); - hdmi_reg_writeb(hdata, HDMI_VACT_SPACE_6_1, core->vact_space_6[1]); + hdmi_reg_writev(hdata, HDMI_H_BLANK_0, 2, m->htotal - m->hdisplay); + hdmi_reg_writev(hdata, HDMI_V_LINE_0, 2, m->vtotal); + hdmi_reg_writev(hdata, HDMI_H_LINE_0, 2, m->htotal); + hdmi_reg_writev(hdata, HDMI_HSYNC_POL, 1, + (m->flags & DRM_MODE_FLAG_NHSYNC) ? 1 : 0); + hdmi_reg_writev(hdata, HDMI_VSYNC_POL, 1, + (m->flags & DRM_MODE_FLAG_NVSYNC) ? 1 : 0); + hdmi_reg_writev(hdata, HDMI_INT_PRO_MODE, 1, + (m->flags & DRM_MODE_FLAG_INTERLACE) ? 1 : 0); + + /* + * Quirk requirement for exynos 5 HDMI IP design, + * 2 pixels less than the actual calculation for hsync_start + * and end. + */ + + /* Following values & calculations differ for different type of modes */ + if (m->flags & DRM_MODE_FLAG_INTERLACE) { + /* Interlaced Mode */ + hdmi_reg_writev(hdata, HDMI_V_SYNC_LINE_BEF_2_0, 2, + (m->vsync_end - m->vdisplay) / 2); + hdmi_reg_writev(hdata, HDMI_V_SYNC_LINE_BEF_1_0, 2, + (m->vsync_start - m->vdisplay) / 2); + hdmi_reg_writev(hdata, HDMI_V2_BLANK_0, 2, m->vtotal / 2); + hdmi_reg_writev(hdata, HDMI_V1_BLANK_0, 2, + (m->vtotal - m->vdisplay) / 2); + hdmi_reg_writev(hdata, HDMI_V_BLANK_F0_0, 2, + m->vtotal - m->vdisplay / 2); + hdmi_reg_writev(hdata, HDMI_V_BLANK_F1_0, 2, m->vtotal); + hdmi_reg_writev(hdata, HDMI_V_SYNC_LINE_AFT_2_0, 2, + (m->vtotal / 2) + 7); + hdmi_reg_writev(hdata, HDMI_V_SYNC_LINE_AFT_1_0, 2, + (m->vtotal / 2) + 2); + hdmi_reg_writev(hdata, HDMI_V_SYNC_LINE_AFT_PXL_2_0, 2, + (m->htotal / 2) + (m->hsync_start - m->hdisplay)); + hdmi_reg_writev(hdata, HDMI_V_SYNC_LINE_AFT_PXL_1_0, 2, + (m->htotal / 2) + (m->hsync_start - m->hdisplay)); + hdmi_reg_writev(hdata, HDMI_TG_VACT_ST_L, 2, + (m->vtotal - m->vdisplay) / 2); + hdmi_reg_writev(hdata, HDMI_TG_VACT_SZ_L, 2, m->vdisplay / 2); + hdmi_reg_writev(hdata, HDMI_TG_VACT_ST2_L, 2, + m->vtotal - m->vdisplay / 2); + hdmi_reg_writev(hdata, HDMI_TG_VSYNC2_L, 2, + (m->vtotal / 2) + 1); + hdmi_reg_writev(hdata, HDMI_TG_VSYNC_BOT_HDMI_L, 2, + (m->vtotal / 2) + 1); + hdmi_reg_writev(hdata, HDMI_TG_FIELD_BOT_HDMI_L, 2, + (m->vtotal / 2) + 1); + hdmi_reg_writev(hdata, HDMI_TG_VACT_ST3_L, 2, 0x0); + hdmi_reg_writev(hdata, HDMI_TG_VACT_ST4_L, 2, 0x0); + } else { + /* Progressive Mode */ + hdmi_reg_writev(hdata, HDMI_V_SYNC_LINE_BEF_2_0, 2, + m->vsync_end - m->vdisplay); + hdmi_reg_writev(hdata, HDMI_V_SYNC_LINE_BEF_1_0, 2, + m->vsync_start - m->vdisplay); + hdmi_reg_writev(hdata, HDMI_V2_BLANK_0, 2, m->vtotal); + hdmi_reg_writev(hdata, HDMI_V1_BLANK_0, 2, + m->vtotal - m->vdisplay); + hdmi_reg_writev(hdata, HDMI_V_BLANK_F0_0, 2, 0xffff); + hdmi_reg_writev(hdata, HDMI_V_BLANK_F1_0, 2, 0xffff); + hdmi_reg_writev(hdata, HDMI_V_SYNC_LINE_AFT_2_0, 2, 0xffff); + hdmi_reg_writev(hdata, HDMI_V_SYNC_LINE_AFT_1_0, 2, 0xffff); + hdmi_reg_writev(hdata, HDMI_V_SYNC_LINE_AFT_PXL_2_0, 2, 0xffff); + hdmi_reg_writev(hdata, HDMI_V_SYNC_LINE_AFT_PXL_1_0, 2, 0xffff); + hdmi_reg_writev(hdata, HDMI_TG_VACT_ST_L, 2, + m->vtotal - m->vdisplay); + hdmi_reg_writev(hdata, HDMI_TG_VACT_SZ_L, 2, m->vdisplay); + hdmi_reg_writev(hdata, HDMI_TG_VACT_ST2_L, 2, 0x248); + hdmi_reg_writev(hdata, HDMI_TG_VACT_ST3_L, 2, 0x47b); + hdmi_reg_writev(hdata, HDMI_TG_VACT_ST4_L, 2, 0x6ae); + hdmi_reg_writev(hdata, HDMI_TG_VSYNC2_L, 2, 0x233); + hdmi_reg_writev(hdata, HDMI_TG_VSYNC_BOT_HDMI_L, 2, 0x233); + hdmi_reg_writev(hdata, HDMI_TG_FIELD_BOT_HDMI_L, 2, 0x233); + } + + /* Following values & calculations are same irrespective of mode type */ + hdmi_reg_writev(hdata, HDMI_H_SYNC_START_0, 2, + m->hsync_start - m->hdisplay - 2); + hdmi_reg_writev(hdata, HDMI_H_SYNC_END_0, 2, + m->hsync_end - m->hdisplay - 2); + hdmi_reg_writev(hdata, HDMI_VACT_SPACE_1_0, 2, 0xffff); + hdmi_reg_writev(hdata, HDMI_VACT_SPACE_2_0, 2, 0xffff); + hdmi_reg_writev(hdata, HDMI_VACT_SPACE_3_0, 2, 0xffff); + hdmi_reg_writev(hdata, HDMI_VACT_SPACE_4_0, 2, 0xffff); + hdmi_reg_writev(hdata, HDMI_VACT_SPACE_5_0, 2, 0xffff); + hdmi_reg_writev(hdata, HDMI_VACT_SPACE_6_0, 2, 0xffff); + hdmi_reg_writev(hdata, HDMI_V_BLANK_F2_0, 2, 0xffff); + hdmi_reg_writev(hdata, HDMI_V_BLANK_F3_0, 2, 0xffff); + hdmi_reg_writev(hdata, HDMI_V_BLANK_F4_0, 2, 0xffff); + hdmi_reg_writev(hdata, HDMI_V_BLANK_F5_0, 2, 0xffff); + hdmi_reg_writev(hdata, HDMI_V_SYNC_LINE_AFT_3_0, 2, 0xffff); + hdmi_reg_writev(hdata, HDMI_V_SYNC_LINE_AFT_4_0, 2, 0xffff); + hdmi_reg_writev(hdata, HDMI_V_SYNC_LINE_AFT_5_0, 2, 0xffff); + hdmi_reg_writev(hdata, HDMI_V_SYNC_LINE_AFT_6_0, 2, 0xffff); + hdmi_reg_writev(hdata, HDMI_V_SYNC_LINE_AFT_PXL_3_0, 2, 0xffff); + hdmi_reg_writev(hdata, HDMI_V_SYNC_LINE_AFT_PXL_4_0, 2, 0xffff); + hdmi_reg_writev(hdata, HDMI_V_SYNC_LINE_AFT_PXL_5_0, 2, 0xffff); + hdmi_reg_writev(hdata, HDMI_V_SYNC_LINE_AFT_PXL_6_0, 2, 0xffff); /* Timing generator registers */ - hdmi_reg_writeb(hdata, HDMI_TG_H_FSZ_L, tg->h_fsz[0]); - hdmi_reg_writeb(hdata, HDMI_TG_H_FSZ_H, tg->h_fsz[1]); - hdmi_reg_writeb(hdata, HDMI_TG_HACT_ST_L, tg->hact_st[0]); - hdmi_reg_writeb(hdata, HDMI_TG_HACT_ST_H, tg->hact_st[1]); - hdmi_reg_writeb(hdata, HDMI_TG_HACT_SZ_L, tg->hact_sz[0]); - hdmi_reg_writeb(hdata, HDMI_TG_HACT_SZ_H, tg->hact_sz[1]); - hdmi_reg_writeb(hdata, HDMI_TG_V_FSZ_L, tg->v_fsz[0]); - hdmi_reg_writeb(hdata, HDMI_TG_V_FSZ_H, tg->v_fsz[1]); - hdmi_reg_writeb(hdata, HDMI_TG_VSYNC_L, tg->vsync[0]); - hdmi_reg_writeb(hdata, HDMI_TG_VSYNC_H, tg->vsync[1]); - hdmi_reg_writeb(hdata, HDMI_TG_VSYNC2_L, tg->vsync2[0]); - hdmi_reg_writeb(hdata, HDMI_TG_VSYNC2_H, tg->vsync2[1]); - hdmi_reg_writeb(hdata, HDMI_TG_VACT_ST_L, tg->vact_st[0]); - hdmi_reg_writeb(hdata, HDMI_TG_VACT_ST_H, tg->vact_st[1]); - hdmi_reg_writeb(hdata, HDMI_TG_VACT_SZ_L, tg->vact_sz[0]); - hdmi_reg_writeb(hdata, HDMI_TG_VACT_SZ_H, tg->vact_sz[1]); - hdmi_reg_writeb(hdata, HDMI_TG_FIELD_CHG_L, tg->field_chg[0]); - hdmi_reg_writeb(hdata, HDMI_TG_FIELD_CHG_H, tg->field_chg[1]); - hdmi_reg_writeb(hdata, HDMI_TG_VACT_ST2_L, tg->vact_st2[0]); - hdmi_reg_writeb(hdata, HDMI_TG_VACT_ST2_H, tg->vact_st2[1]); - hdmi_reg_writeb(hdata, HDMI_TG_VACT_ST3_L, tg->vact_st3[0]); - hdmi_reg_writeb(hdata, HDMI_TG_VACT_ST3_H, tg->vact_st3[1]); - hdmi_reg_writeb(hdata, HDMI_TG_VACT_ST4_L, tg->vact_st4[0]); - hdmi_reg_writeb(hdata, HDMI_TG_VACT_ST4_H, tg->vact_st4[1]); - hdmi_reg_writeb(hdata, HDMI_TG_VSYNC_TOP_HDMI_L, tg->vsync_top_hdmi[0]); - hdmi_reg_writeb(hdata, HDMI_TG_VSYNC_TOP_HDMI_H, tg->vsync_top_hdmi[1]); - hdmi_reg_writeb(hdata, HDMI_TG_VSYNC_BOT_HDMI_L, tg->vsync_bot_hdmi[0]); - hdmi_reg_writeb(hdata, HDMI_TG_VSYNC_BOT_HDMI_H, tg->vsync_bot_hdmi[1]); - hdmi_reg_writeb(hdata, HDMI_TG_FIELD_TOP_HDMI_L, tg->field_top_hdmi[0]); - hdmi_reg_writeb(hdata, HDMI_TG_FIELD_TOP_HDMI_H, tg->field_top_hdmi[1]); - hdmi_reg_writeb(hdata, HDMI_TG_FIELD_BOT_HDMI_L, tg->field_bot_hdmi[0]); - hdmi_reg_writeb(hdata, HDMI_TG_FIELD_BOT_HDMI_H, tg->field_bot_hdmi[1]); - hdmi_reg_writeb(hdata, HDMI_TG_3D, tg->tg_3d[0]); + hdmi_reg_writev(hdata, HDMI_TG_H_FSZ_L, 2, m->htotal); + hdmi_reg_writev(hdata, HDMI_TG_HACT_ST_L, 2, m->htotal - m->hdisplay); + hdmi_reg_writev(hdata, HDMI_TG_HACT_SZ_L, 2, m->hdisplay); + hdmi_reg_writev(hdata, HDMI_TG_V_FSZ_L, 2, m->vtotal); + hdmi_reg_writev(hdata, HDMI_TG_VSYNC_L, 2, 0x1); + hdmi_reg_writev(hdata, HDMI_TG_FIELD_CHG_L, 2, 0x233); + hdmi_reg_writev(hdata, HDMI_TG_VSYNC_TOP_HDMI_L, 2, 0x1); + hdmi_reg_writev(hdata, HDMI_TG_FIELD_TOP_HDMI_L, 2, 0x1); + hdmi_reg_writev(hdata, HDMI_TG_3D, 1, 0x0); /* waiting for HDMIPHY's PLL to get to steady state */ for (tries = 100; tries; --tries) { @@ -1670,7 +1586,7 @@ static void hdmi_v14_mode_apply(struct hdmi_context *hdata) static void hdmi_mode_apply(struct hdmi_context *hdata) { - if (hdata->type == HDMI_TYPE13) + if (hdata->drv_data->type == HDMI_TYPE13) hdmi_v13_mode_apply(hdata); else hdmi_v14_mode_apply(hdata); @@ -1688,7 +1604,7 @@ static void hdmiphy_conf_reset(struct hdmi_context *hdata) hdmiphy_reg_writeb(hdata, HDMIPHY_MODE_SET_DONE, HDMI_PHY_ENABLE_MODE_SET); - if (hdata->type == HDMI_TYPE13) + if (hdata->drv_data->type == HDMI_TYPE13) reg = HDMI_V13_PHY_RSTOUT; else reg = HDMI_PHY_RSTOUT; @@ -1702,7 +1618,7 @@ static void hdmiphy_conf_reset(struct hdmi_context *hdata) static void hdmiphy_poweron(struct hdmi_context *hdata) { - if (hdata->type != HDMI_TYPE14) + if (hdata->drv_data->type != HDMI_TYPE14) return; DRM_DEBUG_KMS("\n"); @@ -1722,7 +1638,7 @@ static void hdmiphy_poweron(struct hdmi_context *hdata) static void hdmiphy_poweroff(struct hdmi_context *hdata) { - if (hdata->type != HDMI_TYPE14) + if (hdata->drv_data->type != HDMI_TYPE14) return; DRM_DEBUG_KMS("\n"); @@ -1748,13 +1664,14 @@ static void hdmiphy_conf_apply(struct hdmi_context *hdata) int i; /* pixel clock */ - i = hdmi_find_phy_conf(hdata, hdata->mode_conf.pixel_clock); + i = hdmi_find_phy_conf(hdata, hdata->current_mode.clock * 1000); if (i < 0) { DRM_ERROR("failed to find hdmiphy conf\n"); return; } - ret = hdmiphy_reg_write_buf(hdata, 0, hdata->phy_confs[i].conf, 32); + ret = hdmiphy_reg_write_buf(hdata, 0, + hdata->drv_data->phy_confs[i].conf, 32); if (ret) { DRM_ERROR("failed to configure hdmiphy\n"); return; @@ -1776,10 +1693,8 @@ static void hdmi_conf_apply(struct hdmi_context *hdata) hdmiphy_conf_reset(hdata); hdmiphy_conf_apply(hdata); - mutex_lock(&hdata->hdmi_mutex); hdmi_start(hdata, false); hdmi_conf_init(hdata); - mutex_unlock(&hdata->hdmi_mutex); hdmi_audio_init(hdata); @@ -1790,271 +1705,32 @@ static void hdmi_conf_apply(struct hdmi_context *hdata) hdmi_regs_dump(hdata, "start"); } -static void hdmi_set_reg(u8 *reg_pair, int num_bytes, u32 value) -{ - int i; - BUG_ON(num_bytes > 4); - for (i = 0; i < num_bytes; i++) - reg_pair[i] = (value >> (8 * i)) & 0xff; -} - -static void hdmi_v13_mode_set(struct hdmi_context *hdata, - struct drm_display_mode *m) +static void hdmi_mode_set(struct drm_encoder *encoder, + struct drm_display_mode *mode, + struct drm_display_mode *adjusted_mode) { - struct hdmi_v13_core_regs *core = &hdata->mode_conf.conf.v13_conf.core; - struct hdmi_tg_regs *tg = &hdata->mode_conf.conf.v13_conf.tg; - unsigned int val; - - hdata->mode_conf.cea_video_id = - drm_match_cea_mode((struct drm_display_mode *)m); - hdata->mode_conf.pixel_clock = m->clock * 1000; - hdata->mode_conf.aspect_ratio = m->picture_aspect_ratio; - - hdmi_set_reg(core->h_blank, 2, m->htotal - m->hdisplay); - hdmi_set_reg(core->h_v_line, 3, (m->htotal << 12) | m->vtotal); - - val = (m->flags & DRM_MODE_FLAG_NVSYNC) ? 1 : 0; - hdmi_set_reg(core->vsync_pol, 1, val); - - val = (m->flags & DRM_MODE_FLAG_INTERLACE) ? 1 : 0; - hdmi_set_reg(core->int_pro_mode, 1, val); - - val = (m->hsync_start - m->hdisplay - 2); - val |= ((m->hsync_end - m->hdisplay - 2) << 10); - val |= ((m->flags & DRM_MODE_FLAG_NHSYNC) ? 1 : 0)<<20; - hdmi_set_reg(core->h_sync_gen, 3, val); - - /* - * Quirk requirement for exynos HDMI IP design, - * 2 pixels less than the actual calculation for hsync_start - * and end. - */ - - /* Following values & calculations differ for different type of modes */ - if (m->flags & DRM_MODE_FLAG_INTERLACE) { - /* Interlaced Mode */ - val = ((m->vsync_end - m->vdisplay) / 2); - val |= ((m->vsync_start - m->vdisplay) / 2) << 12; - hdmi_set_reg(core->v_sync_gen1, 3, val); - - val = m->vtotal / 2; - val |= ((m->vtotal - m->vdisplay) / 2) << 11; - hdmi_set_reg(core->v_blank, 3, val); - - val = (m->vtotal + - ((m->vsync_end - m->vsync_start) * 4) + 5) / 2; - val |= m->vtotal << 11; - hdmi_set_reg(core->v_blank_f, 3, val); - - val = ((m->vtotal / 2) + 7); - val |= ((m->vtotal / 2) + 2) << 12; - hdmi_set_reg(core->v_sync_gen2, 3, val); - - val = ((m->htotal / 2) + (m->hsync_start - m->hdisplay)); - val |= ((m->htotal / 2) + - (m->hsync_start - m->hdisplay)) << 12; - hdmi_set_reg(core->v_sync_gen3, 3, val); - - hdmi_set_reg(tg->vact_st, 2, (m->vtotal - m->vdisplay) / 2); - hdmi_set_reg(tg->vact_sz, 2, m->vdisplay / 2); - - hdmi_set_reg(tg->vact_st2, 2, 0x249);/* Reset value + 1*/ - } else { - /* Progressive Mode */ - - val = m->vtotal; - val |= (m->vtotal - m->vdisplay) << 11; - hdmi_set_reg(core->v_blank, 3, val); - - hdmi_set_reg(core->v_blank_f, 3, 0); - - val = (m->vsync_end - m->vdisplay); - val |= ((m->vsync_start - m->vdisplay) << 12); - hdmi_set_reg(core->v_sync_gen1, 3, val); - - hdmi_set_reg(core->v_sync_gen2, 3, 0x1001);/* Reset value */ - hdmi_set_reg(core->v_sync_gen3, 3, 0x1001);/* Reset value */ - hdmi_set_reg(tg->vact_st, 2, m->vtotal - m->vdisplay); - hdmi_set_reg(tg->vact_sz, 2, m->vdisplay); - hdmi_set_reg(tg->vact_st2, 2, 0x248); /* Reset value */ - } - - /* Timing generator registers */ - hdmi_set_reg(tg->cmd, 1, 0x0); - hdmi_set_reg(tg->h_fsz, 2, m->htotal); - hdmi_set_reg(tg->hact_st, 2, m->htotal - m->hdisplay); - hdmi_set_reg(tg->hact_sz, 2, m->hdisplay); - hdmi_set_reg(tg->v_fsz, 2, m->vtotal); - hdmi_set_reg(tg->vsync, 2, 0x1); - hdmi_set_reg(tg->vsync2, 2, 0x233); /* Reset value */ - hdmi_set_reg(tg->field_chg, 2, 0x233); /* Reset value */ - hdmi_set_reg(tg->vsync_top_hdmi, 2, 0x1); /* Reset value */ - hdmi_set_reg(tg->vsync_bot_hdmi, 2, 0x233); /* Reset value */ - hdmi_set_reg(tg->field_top_hdmi, 2, 0x1); /* Reset value */ - hdmi_set_reg(tg->field_bot_hdmi, 2, 0x233); /* Reset value */ - hdmi_set_reg(tg->tg_3d, 1, 0x0); /* Not used */ -} - -static void hdmi_v14_mode_set(struct hdmi_context *hdata, - struct drm_display_mode *m) -{ - struct hdmi_tg_regs *tg = &hdata->mode_conf.conf.v14_conf.tg; - struct hdmi_v14_core_regs *core = - &hdata->mode_conf.conf.v14_conf.core; - - hdata->mode_conf.cea_video_id = - drm_match_cea_mode((struct drm_display_mode *)m); - hdata->mode_conf.pixel_clock = m->clock * 1000; - hdata->mode_conf.aspect_ratio = m->picture_aspect_ratio; - - hdmi_set_reg(core->h_blank, 2, m->htotal - m->hdisplay); - hdmi_set_reg(core->v_line, 2, m->vtotal); - hdmi_set_reg(core->h_line, 2, m->htotal); - hdmi_set_reg(core->hsync_pol, 1, - (m->flags & DRM_MODE_FLAG_NHSYNC) ? 1 : 0); - hdmi_set_reg(core->vsync_pol, 1, - (m->flags & DRM_MODE_FLAG_NVSYNC) ? 1 : 0); - hdmi_set_reg(core->int_pro_mode, 1, - (m->flags & DRM_MODE_FLAG_INTERLACE) ? 1 : 0); - - /* - * Quirk requirement for exynos 5 HDMI IP design, - * 2 pixels less than the actual calculation for hsync_start - * and end. - */ - - /* Following values & calculations differ for different type of modes */ - if (m->flags & DRM_MODE_FLAG_INTERLACE) { - /* Interlaced Mode */ - hdmi_set_reg(core->v_sync_line_bef_2, 2, - (m->vsync_end - m->vdisplay) / 2); - hdmi_set_reg(core->v_sync_line_bef_1, 2, - (m->vsync_start - m->vdisplay) / 2); - hdmi_set_reg(core->v2_blank, 2, m->vtotal / 2); - hdmi_set_reg(core->v1_blank, 2, (m->vtotal - m->vdisplay) / 2); - hdmi_set_reg(core->v_blank_f0, 2, m->vtotal - m->vdisplay / 2); - hdmi_set_reg(core->v_blank_f1, 2, m->vtotal); - hdmi_set_reg(core->v_sync_line_aft_2, 2, (m->vtotal / 2) + 7); - hdmi_set_reg(core->v_sync_line_aft_1, 2, (m->vtotal / 2) + 2); - hdmi_set_reg(core->v_sync_line_aft_pxl_2, 2, - (m->htotal / 2) + (m->hsync_start - m->hdisplay)); - hdmi_set_reg(core->v_sync_line_aft_pxl_1, 2, - (m->htotal / 2) + (m->hsync_start - m->hdisplay)); - hdmi_set_reg(tg->vact_st, 2, (m->vtotal - m->vdisplay) / 2); - hdmi_set_reg(tg->vact_sz, 2, m->vdisplay / 2); - hdmi_set_reg(tg->vact_st2, 2, m->vtotal - m->vdisplay / 2); - hdmi_set_reg(tg->vsync2, 2, (m->vtotal / 2) + 1); - hdmi_set_reg(tg->vsync_bot_hdmi, 2, (m->vtotal / 2) + 1); - hdmi_set_reg(tg->field_bot_hdmi, 2, (m->vtotal / 2) + 1); - hdmi_set_reg(tg->vact_st3, 2, 0x0); - hdmi_set_reg(tg->vact_st4, 2, 0x0); - } else { - /* Progressive Mode */ - hdmi_set_reg(core->v_sync_line_bef_2, 2, - m->vsync_end - m->vdisplay); - hdmi_set_reg(core->v_sync_line_bef_1, 2, - m->vsync_start - m->vdisplay); - hdmi_set_reg(core->v2_blank, 2, m->vtotal); - hdmi_set_reg(core->v1_blank, 2, m->vtotal - m->vdisplay); - hdmi_set_reg(core->v_blank_f0, 2, 0xffff); - hdmi_set_reg(core->v_blank_f1, 2, 0xffff); - hdmi_set_reg(core->v_sync_line_aft_2, 2, 0xffff); - hdmi_set_reg(core->v_sync_line_aft_1, 2, 0xffff); - hdmi_set_reg(core->v_sync_line_aft_pxl_2, 2, 0xffff); - hdmi_set_reg(core->v_sync_line_aft_pxl_1, 2, 0xffff); - hdmi_set_reg(tg->vact_st, 2, m->vtotal - m->vdisplay); - hdmi_set_reg(tg->vact_sz, 2, m->vdisplay); - hdmi_set_reg(tg->vact_st2, 2, 0x248); /* Reset value */ - hdmi_set_reg(tg->vact_st3, 2, 0x47b); /* Reset value */ - hdmi_set_reg(tg->vact_st4, 2, 0x6ae); /* Reset value */ - hdmi_set_reg(tg->vsync2, 2, 0x233); /* Reset value */ - hdmi_set_reg(tg->vsync_bot_hdmi, 2, 0x233); /* Reset value */ - hdmi_set_reg(tg->field_bot_hdmi, 2, 0x233); /* Reset value */ - } - - /* Following values & calculations are same irrespective of mode type */ - hdmi_set_reg(core->h_sync_start, 2, m->hsync_start - m->hdisplay - 2); - hdmi_set_reg(core->h_sync_end, 2, m->hsync_end - m->hdisplay - 2); - hdmi_set_reg(core->vact_space_1, 2, 0xffff); - hdmi_set_reg(core->vact_space_2, 2, 0xffff); - hdmi_set_reg(core->vact_space_3, 2, 0xffff); - hdmi_set_reg(core->vact_space_4, 2, 0xffff); - hdmi_set_reg(core->vact_space_5, 2, 0xffff); - hdmi_set_reg(core->vact_space_6, 2, 0xffff); - hdmi_set_reg(core->v_blank_f2, 2, 0xffff); - hdmi_set_reg(core->v_blank_f3, 2, 0xffff); - hdmi_set_reg(core->v_blank_f4, 2, 0xffff); - hdmi_set_reg(core->v_blank_f5, 2, 0xffff); - hdmi_set_reg(core->v_sync_line_aft_3, 2, 0xffff); - hdmi_set_reg(core->v_sync_line_aft_4, 2, 0xffff); - hdmi_set_reg(core->v_sync_line_aft_5, 2, 0xffff); - hdmi_set_reg(core->v_sync_line_aft_6, 2, 0xffff); - hdmi_set_reg(core->v_sync_line_aft_pxl_3, 2, 0xffff); - hdmi_set_reg(core->v_sync_line_aft_pxl_4, 2, 0xffff); - hdmi_set_reg(core->v_sync_line_aft_pxl_5, 2, 0xffff); - hdmi_set_reg(core->v_sync_line_aft_pxl_6, 2, 0xffff); - - /* Timing generator registers */ - hdmi_set_reg(tg->cmd, 1, 0x0); - hdmi_set_reg(tg->h_fsz, 2, m->htotal); - hdmi_set_reg(tg->hact_st, 2, m->htotal - m->hdisplay); - hdmi_set_reg(tg->hact_sz, 2, m->hdisplay); - hdmi_set_reg(tg->v_fsz, 2, m->vtotal); - hdmi_set_reg(tg->vsync, 2, 0x1); - hdmi_set_reg(tg->field_chg, 2, 0x233); /* Reset value */ - hdmi_set_reg(tg->vsync_top_hdmi, 2, 0x1); /* Reset value */ - hdmi_set_reg(tg->field_top_hdmi, 2, 0x1); /* Reset value */ - hdmi_set_reg(tg->tg_3d, 1, 0x0); -} - -static void hdmi_mode_set(struct exynos_drm_display *display, - struct drm_display_mode *mode) -{ - struct hdmi_context *hdata = display_to_hdmi(display); - struct drm_display_mode *m = mode; + struct hdmi_context *hdata = encoder_to_hdmi(encoder); + struct drm_display_mode *m = adjusted_mode; DRM_DEBUG_KMS("xres=%d, yres=%d, refresh=%d, intl=%s\n", m->hdisplay, m->vdisplay, m->vrefresh, (m->flags & DRM_MODE_FLAG_INTERLACE) ? "INTERLACED" : "PROGRESSIVE"); - /* preserve mode information for later use. */ - drm_mode_copy(&hdata->current_mode, mode); - - if (hdata->type == HDMI_TYPE13) - hdmi_v13_mode_set(hdata, mode); - else - hdmi_v14_mode_set(hdata, mode); -} - -static void hdmi_commit(struct exynos_drm_display *display) -{ - struct hdmi_context *hdata = display_to_hdmi(display); - - mutex_lock(&hdata->hdmi_mutex); - if (!hdata->powered) { - mutex_unlock(&hdata->hdmi_mutex); - return; - } - mutex_unlock(&hdata->hdmi_mutex); - - hdmi_conf_apply(hdata); + drm_mode_copy(&hdata->current_mode, m); + hdata->cea_video_id = drm_match_cea_mode(mode); } -static void hdmi_poweron(struct hdmi_context *hdata) +static void hdmi_enable(struct drm_encoder *encoder) { + struct hdmi_context *hdata = encoder_to_hdmi(encoder); struct hdmi_resources *res = &hdata->res; - mutex_lock(&hdata->hdmi_mutex); - if (hdata->powered) { - mutex_unlock(&hdata->hdmi_mutex); + if (hdata->powered) return; - } hdata->powered = true; - mutex_unlock(&hdata->hdmi_mutex); - pm_runtime_get_sync(hdata->dev); if (regulator_bulk_enable(res->regul_count, res->regul_bulk)) @@ -2068,17 +1744,32 @@ static void hdmi_poweron(struct hdmi_context *hdata) clk_prepare_enable(res->sclk_hdmi); hdmiphy_poweron(hdata); - hdmi_commit(&hdata->display); + hdmi_conf_apply(hdata); } -static void hdmi_poweroff(struct hdmi_context *hdata) +static void hdmi_disable(struct drm_encoder *encoder) { + struct hdmi_context *hdata = encoder_to_hdmi(encoder); struct hdmi_resources *res = &hdata->res; + struct drm_crtc *crtc = encoder->crtc; + const struct drm_crtc_helper_funcs *funcs = NULL; - mutex_lock(&hdata->hdmi_mutex); if (!hdata->powered) - goto out; - mutex_unlock(&hdata->hdmi_mutex); + return; + + /* + * The SFRs of VP and Mixer are updated by Vertical Sync of + * Timing generator which is a part of HDMI so the sequence + * to disable TV Subsystem should be as following, + * VP -> Mixer -> HDMI + * + * Below codes will try to disable Mixer and VP(if used) + * prior to disabling HDMI. + */ + if (crtc) + funcs = crtc->helper_private; + if (funcs && funcs->disable) + (*funcs->disable)(crtc); /* HDMI System Disable */ hdmi_reg_writemask(hdata, HDMI_CON_0, 0, HDMI_EN); @@ -2098,57 +1789,18 @@ static void hdmi_poweroff(struct hdmi_context *hdata) pm_runtime_put_sync(hdata->dev); - mutex_lock(&hdata->hdmi_mutex); hdata->powered = false; - -out: - mutex_unlock(&hdata->hdmi_mutex); -} - -static void hdmi_dpms(struct exynos_drm_display *display, int mode) -{ - struct hdmi_context *hdata = display_to_hdmi(display); - struct drm_encoder *encoder = hdata->encoder; - struct drm_crtc *crtc = encoder->crtc; - const struct drm_crtc_helper_funcs *funcs = NULL; - - DRM_DEBUG_KMS("mode %d\n", mode); - - switch (mode) { - case DRM_MODE_DPMS_ON: - hdmi_poweron(hdata); - break; - case DRM_MODE_DPMS_STANDBY: - case DRM_MODE_DPMS_SUSPEND: - case DRM_MODE_DPMS_OFF: - /* - * The SFRs of VP and Mixer are updated by Vertical Sync of - * Timing generator which is a part of HDMI so the sequence - * to disable TV Subsystem should be as following, - * VP -> Mixer -> HDMI - * - * Below codes will try to disable Mixer and VP(if used) - * prior to disabling HDMI. - */ - if (crtc) - funcs = crtc->helper_private; - if (funcs && funcs->disable) - (*funcs->disable)(crtc); - - hdmi_poweroff(hdata); - break; - default: - DRM_DEBUG_KMS("unknown dpms mode: %d\n", mode); - break; - } } -static struct exynos_drm_display_ops hdmi_display_ops = { - .create_connector = hdmi_create_connector, +static struct drm_encoder_helper_funcs exynos_hdmi_encoder_helper_funcs = { .mode_fixup = hdmi_mode_fixup, .mode_set = hdmi_mode_set, - .dpms = hdmi_dpms, - .commit = hdmi_commit, + .enable = hdmi_enable, + .disable = hdmi_disable, +}; + +static struct drm_encoder_funcs exynos_hdmi_encoder_funcs = { + .destroy = drm_encoder_cleanup, }; static void hdmi_hotplug_work_func(struct work_struct *work) @@ -2157,10 +1809,6 @@ static void hdmi_hotplug_work_func(struct work_struct *work) hdata = container_of(work, struct hdmi_context, hotplug_work.work); - mutex_lock(&hdata->hdmi_mutex); - hdata->hpd = gpio_get_value(hdata->hpd_gpio); - mutex_unlock(&hdata->hdmi_mutex); - if (hdata->drm_dev) drm_helper_hpd_irq_event(hdata->drm_dev); } @@ -2259,30 +1907,6 @@ fail: return ret; } -static struct s5p_hdmi_platform_data *drm_hdmi_dt_parse_pdata - (struct device *dev) -{ - struct device_node *np = dev->of_node; - struct s5p_hdmi_platform_data *pd; - u32 value; - - pd = devm_kzalloc(dev, sizeof(*pd), GFP_KERNEL); - if (!pd) - goto err_data; - - if (!of_find_property(np, "hpd-gpio", &value)) { - DRM_ERROR("no hpd gpio property found\n"); - goto err_data; - } - - pd->hpd_gpio = of_get_named_gpio(np, "hpd-gpio", 0); - - return pd; - -err_data: - return NULL; -} - static struct of_device_id hdmi_match_types[] = { { .compatible = "samsung,exynos5-hdmi", @@ -2306,10 +1930,33 @@ static int hdmi_bind(struct device *dev, struct device *master, void *data) { struct drm_device *drm_dev = data; struct hdmi_context *hdata = dev_get_drvdata(dev); + struct drm_encoder *encoder = &hdata->encoder; + int ret, pipe; hdata->drm_dev = drm_dev; - return exynos_drm_create_enc_conn(drm_dev, &hdata->display); + pipe = exynos_drm_crtc_get_pipe_from_type(drm_dev, + EXYNOS_DISPLAY_TYPE_HDMI); + if (pipe < 0) + return pipe; + + encoder->possible_crtcs = 1 << pipe; + + DRM_DEBUG_KMS("possible_crtcs = 0x%x\n", encoder->possible_crtcs); + + drm_encoder_init(drm_dev, encoder, &exynos_hdmi_encoder_funcs, + DRM_MODE_ENCODER_TMDS); + + drm_encoder_helper_add(encoder, &exynos_hdmi_encoder_helper_funcs); + + ret = hdmi_create_connector(encoder); + if (ret) { + DRM_ERROR("failed to create connector ret = %d\n", ret); + drm_encoder_cleanup(encoder); + return ret; + } + + return 0; } static void hdmi_unbind(struct device *dev, struct device *master, void *data) @@ -2343,43 +1990,30 @@ static struct device_node *hdmi_legacy_phy_dt_binding(struct device *dev) static int hdmi_probe(struct platform_device *pdev) { struct device_node *ddc_node, *phy_node; - struct s5p_hdmi_platform_data *pdata; - struct hdmi_driver_data *drv_data; const struct of_device_id *match; struct device *dev = &pdev->dev; struct hdmi_context *hdata; struct resource *res; int ret; - if (!dev->of_node) - return -ENODEV; - - pdata = drm_hdmi_dt_parse_pdata(dev); - if (!pdata) - return -EINVAL; - hdata = devm_kzalloc(dev, sizeof(struct hdmi_context), GFP_KERNEL); if (!hdata) return -ENOMEM; - hdata->display.type = EXYNOS_DISPLAY_TYPE_HDMI; - hdata->display.ops = &hdmi_display_ops; - - mutex_init(&hdata->hdmi_mutex); - - platform_set_drvdata(pdev, hdata); - - match = of_match_node(hdmi_match_types, dev->of_node); + match = of_match_device(hdmi_match_types, dev); if (!match) return -ENODEV; - drv_data = (struct hdmi_driver_data *)match->data; - hdata->type = drv_data->type; - hdata->phy_confs = drv_data->phy_confs; - hdata->phy_conf_count = drv_data->phy_conf_count; + hdata->drv_data = match->data; + + platform_set_drvdata(pdev, hdata); - hdata->hpd_gpio = pdata->hpd_gpio; hdata->dev = dev; + hdata->hpd_gpio = of_get_named_gpio(dev->of_node, "hpd-gpio", 0); + if (hdata->hpd_gpio < 0) { + DRM_ERROR("cannot get hpd gpio property\n"); + return hdata->hpd_gpio; + } ret = hdmi_resources_init(hdata); if (ret) { @@ -2431,7 +2065,7 @@ out_get_ddc_adpt: } out_get_phy_port: - if (drv_data->is_apb_phy) { + if (hdata->drv_data->is_apb_phy) { hdata->regs_hdmiphy = of_iomap(phy_node, 0); if (!hdata->regs_hdmiphy) { DRM_ERROR("failed to ioremap hdmi phy\n"); @@ -2454,8 +2088,6 @@ out_get_phy_port: goto err_hdmiphy; } - hdata->hpd = gpio_get_value(hdata->hpd_gpio); - INIT_DELAYED_WORK(&hdata->hotplug_work, hdmi_hotplug_work_func); ret = devm_request_threaded_irq(dev, hdata->irq, NULL, diff --git a/drivers/gpu/drm/exynos/exynos_mixer.c b/drivers/gpu/drm/exynos/exynos_mixer.c index 4706b56902b4..7f81cce966d4 100644 --- a/drivers/gpu/drm/exynos/exynos_mixer.c +++ b/drivers/gpu/drm/exynos/exynos_mixer.c @@ -43,6 +43,7 @@ #define MIXER_WIN_NR 3 #define MIXER_DEFAULT_WIN 0 +#define VP_DEFAULT_WIN 2 /* The pixelformats that are natively supported by the mixer. */ #define MXR_FORMAT_RGB565 4 @@ -69,6 +70,24 @@ enum mixer_version_id { MXR_VER_128_0_0_184, }; +enum mixer_flag_bits { + MXR_BIT_POWERED, + MXR_BIT_VSYNC, +}; + +static const uint32_t mixer_formats[] = { + DRM_FORMAT_XRGB4444, + DRM_FORMAT_XRGB1555, + DRM_FORMAT_RGB565, + DRM_FORMAT_XRGB8888, + DRM_FORMAT_ARGB8888, +}; + +static const uint32_t vp_formats[] = { + DRM_FORMAT_NV12, + DRM_FORMAT_NV21, +}; + struct mixer_context { struct platform_device *pdev; struct device *dev; @@ -76,13 +95,11 @@ struct mixer_context { struct exynos_drm_crtc *crtc; struct exynos_drm_plane planes[MIXER_WIN_NR]; int pipe; + unsigned long flags; bool interlace; - bool powered; bool vp_enabled; bool has_sclk; - u32 int_en; - struct mutex mixer_mutex; struct mixer_resources mixer_res; enum mixer_version_id mxr_ver; wait_queue_head_t wait_vsync_queue; @@ -380,19 +397,20 @@ static void mixer_stop(struct mixer_context *ctx) usleep_range(10000, 12000); } -static void vp_video_buffer(struct mixer_context *ctx, unsigned int win) +static void vp_video_buffer(struct mixer_context *ctx, + struct exynos_drm_plane *plane) { struct mixer_resources *res = &ctx->mixer_res; + struct drm_plane_state *state = plane->base.state; + struct drm_framebuffer *fb = state->fb; + struct drm_display_mode *mode = &state->crtc->mode; unsigned long flags; - struct exynos_drm_plane *plane; dma_addr_t luma_addr[2], chroma_addr[2]; bool tiled_mode = false; bool crcb_mode = false; u32 val; - plane = &ctx->planes[win]; - - switch (plane->pixel_format) { + switch (fb->pixel_format) { case DRM_FORMAT_NV12: crcb_mode = false; break; @@ -401,21 +419,21 @@ static void vp_video_buffer(struct mixer_context *ctx, unsigned int win) break; default: DRM_ERROR("pixel format for vp is wrong [%d].\n", - plane->pixel_format); + fb->pixel_format); return; } luma_addr[0] = plane->dma_addr[0]; chroma_addr[0] = plane->dma_addr[1]; - if (plane->scan_flag & DRM_MODE_FLAG_INTERLACE) { + if (mode->flags & DRM_MODE_FLAG_INTERLACE) { ctx->interlace = true; if (tiled_mode) { luma_addr[1] = luma_addr[0] + 0x40; chroma_addr[1] = chroma_addr[0] + 0x40; } else { - luma_addr[1] = luma_addr[0] + plane->pitch; - chroma_addr[1] = chroma_addr[0] + plane->pitch; + luma_addr[1] = luma_addr[0] + fb->pitches[0]; + chroma_addr[1] = chroma_addr[0] + fb->pitches[0]; } } else { ctx->interlace = false; @@ -436,25 +454,25 @@ static void vp_video_buffer(struct mixer_context *ctx, unsigned int win) vp_reg_writemask(res, VP_MODE, val, VP_MODE_FMT_MASK); /* setting size of input image */ - vp_reg_write(res, VP_IMG_SIZE_Y, VP_IMG_HSIZE(plane->pitch) | - VP_IMG_VSIZE(plane->fb_height)); + vp_reg_write(res, VP_IMG_SIZE_Y, VP_IMG_HSIZE(fb->pitches[0]) | + VP_IMG_VSIZE(fb->height)); /* chroma height has to reduced by 2 to avoid chroma distorions */ - vp_reg_write(res, VP_IMG_SIZE_C, VP_IMG_HSIZE(plane->pitch) | - VP_IMG_VSIZE(plane->fb_height / 2)); + vp_reg_write(res, VP_IMG_SIZE_C, VP_IMG_HSIZE(fb->pitches[0]) | + VP_IMG_VSIZE(fb->height / 2)); - vp_reg_write(res, VP_SRC_WIDTH, plane->src_width); - vp_reg_write(res, VP_SRC_HEIGHT, plane->src_height); + vp_reg_write(res, VP_SRC_WIDTH, plane->src_w); + vp_reg_write(res, VP_SRC_HEIGHT, plane->src_h); vp_reg_write(res, VP_SRC_H_POSITION, VP_SRC_H_POSITION_VAL(plane->src_x)); vp_reg_write(res, VP_SRC_V_POSITION, plane->src_y); - vp_reg_write(res, VP_DST_WIDTH, plane->crtc_width); + vp_reg_write(res, VP_DST_WIDTH, plane->crtc_w); vp_reg_write(res, VP_DST_H_POSITION, plane->crtc_x); if (ctx->interlace) { - vp_reg_write(res, VP_DST_HEIGHT, plane->crtc_height / 2); + vp_reg_write(res, VP_DST_HEIGHT, plane->crtc_h / 2); vp_reg_write(res, VP_DST_V_POSITION, plane->crtc_y / 2); } else { - vp_reg_write(res, VP_DST_HEIGHT, plane->crtc_height); + vp_reg_write(res, VP_DST_HEIGHT, plane->crtc_h); vp_reg_write(res, VP_DST_V_POSITION, plane->crtc_y); } @@ -469,9 +487,9 @@ static void vp_video_buffer(struct mixer_context *ctx, unsigned int win) vp_reg_write(res, VP_TOP_C_PTR, chroma_addr[0]); vp_reg_write(res, VP_BOT_C_PTR, chroma_addr[1]); - mixer_cfg_scan(ctx, plane->mode_height); - mixer_cfg_rgb_fmt(ctx, plane->mode_height); - mixer_cfg_layer(ctx, win, true); + mixer_cfg_scan(ctx, mode->vdisplay); + mixer_cfg_rgb_fmt(ctx, mode->vdisplay); + mixer_cfg_layer(ctx, plane->zpos, true); mixer_run(ctx); mixer_vsync_set_update(ctx, true); @@ -491,15 +509,15 @@ static void mixer_layer_update(struct mixer_context *ctx) static int mixer_setup_scale(const struct exynos_drm_plane *plane, unsigned int *x_ratio, unsigned int *y_ratio) { - if (plane->crtc_width != plane->src_width) { - if (plane->crtc_width == 2 * plane->src_width) + if (plane->crtc_w != plane->src_w) { + if (plane->crtc_w == 2 * plane->src_w) *x_ratio = 1; else goto fail; } - if (plane->crtc_height != plane->src_height) { - if (plane->crtc_height == 2 * plane->src_height) + if (plane->crtc_h != plane->src_h) { + if (plane->crtc_h == 2 * plane->src_h) *y_ratio = 1; else goto fail; @@ -512,20 +530,22 @@ fail: return -ENOTSUPP; } -static void mixer_graph_buffer(struct mixer_context *ctx, unsigned int win) +static void mixer_graph_buffer(struct mixer_context *ctx, + struct exynos_drm_plane *plane) { struct mixer_resources *res = &ctx->mixer_res; + struct drm_plane_state *state = plane->base.state; + struct drm_framebuffer *fb = state->fb; + struct drm_display_mode *mode = &state->crtc->mode; unsigned long flags; - struct exynos_drm_plane *plane; + unsigned int win = plane->zpos; unsigned int x_ratio = 0, y_ratio = 0; unsigned int src_x_offset, src_y_offset, dst_x_offset, dst_y_offset; dma_addr_t dma_addr; unsigned int fmt; u32 val; - plane = &ctx->planes[win]; - - switch (plane->pixel_format) { + switch (fb->pixel_format) { case DRM_FORMAT_XRGB4444: fmt = MXR_FORMAT_ARGB4444; break; @@ -557,12 +577,12 @@ static void mixer_graph_buffer(struct mixer_context *ctx, unsigned int win) /* converting dma address base and source offset */ dma_addr = plane->dma_addr[0] - + (plane->src_x * plane->bpp >> 3) - + (plane->src_y * plane->pitch); + + (plane->src_x * fb->bits_per_pixel >> 3) + + (plane->src_y * fb->pitches[0]); src_x_offset = 0; src_y_offset = 0; - if (plane->scan_flag & DRM_MODE_FLAG_INTERLACE) + if (mode->flags & DRM_MODE_FLAG_INTERLACE) ctx->interlace = true; else ctx->interlace = false; @@ -576,18 +596,18 @@ static void mixer_graph_buffer(struct mixer_context *ctx, unsigned int win) /* setup geometry */ mixer_reg_write(res, MXR_GRAPHIC_SPAN(win), - plane->pitch / (plane->bpp >> 3)); + fb->pitches[0] / (fb->bits_per_pixel >> 3)); /* setup display size */ if (ctx->mxr_ver == MXR_VER_128_0_0_184 && win == MIXER_DEFAULT_WIN) { - val = MXR_MXR_RES_HEIGHT(plane->mode_height); - val |= MXR_MXR_RES_WIDTH(plane->mode_width); + val = MXR_MXR_RES_HEIGHT(mode->vdisplay); + val |= MXR_MXR_RES_WIDTH(mode->hdisplay); mixer_reg_write(res, MXR_RESOLUTION, val); } - val = MXR_GRP_WH_WIDTH(plane->src_width); - val |= MXR_GRP_WH_HEIGHT(plane->src_height); + val = MXR_GRP_WH_WIDTH(plane->src_w); + val |= MXR_GRP_WH_HEIGHT(plane->src_h); val |= MXR_GRP_WH_H_SCALE(x_ratio); val |= MXR_GRP_WH_V_SCALE(y_ratio); mixer_reg_write(res, MXR_GRAPHIC_WH(win), val); @@ -605,8 +625,8 @@ static void mixer_graph_buffer(struct mixer_context *ctx, unsigned int win) /* set buffer address to mixer */ mixer_reg_write(res, MXR_GRAPHIC_BASE(win), dma_addr); - mixer_cfg_scan(ctx, plane->mode_height); - mixer_cfg_rgb_fmt(ctx, plane->mode_height); + mixer_cfg_scan(ctx, mode->vdisplay); + mixer_cfg_rgb_fmt(ctx, mode->vdisplay); mixer_cfg_layer(ctx, win, true); /* layer update mandatory for mixer 16.0.33.0 */ @@ -710,6 +730,7 @@ static irqreturn_t mixer_irq_handler(int irq, void *arg) struct mixer_context *ctx = arg; struct mixer_resources *res = &ctx->mixer_res; u32 val, base, shadow; + int win; spin_lock(&res->reg_slock); @@ -735,8 +756,15 @@ static irqreturn_t mixer_irq_handler(int irq, void *arg) goto out; } - drm_handle_vblank(ctx->drm_dev, ctx->pipe); - exynos_drm_crtc_finish_pageflip(ctx->drm_dev, ctx->pipe); + drm_crtc_handle_vblank(&ctx->crtc->base); + for (win = 0 ; win < MIXER_WIN_NR ; win++) { + struct exynos_drm_plane *plane = &ctx->planes[win]; + + if (!plane->pending_fb) + continue; + + exynos_drm_crtc_finish_update(ctx->crtc, plane); + } /* set wait vsync event to zero and wake up queue. */ if (atomic_read(&ctx->wait_vsync_event)) { @@ -881,8 +909,7 @@ static int mixer_initialize(struct mixer_context *mixer_ctx, } } - ret = drm_iommu_attach_device_if_possible(mixer_ctx->crtc, drm_dev, - mixer_ctx->dev); + ret = drm_iommu_attach_device(drm_dev, mixer_ctx->dev); if (ret) priv->pipe--; @@ -891,8 +918,7 @@ static int mixer_initialize(struct mixer_context *mixer_ctx, static void mixer_ctx_remove(struct mixer_context *mixer_ctx) { - if (is_drm_iommu_supported(mixer_ctx->drm_dev)) - drm_iommu_detach_device(mixer_ctx->drm_dev, mixer_ctx->dev); + drm_iommu_detach_device(mixer_ctx->drm_dev, mixer_ctx->dev); } static int mixer_enable_vblank(struct exynos_drm_crtc *crtc) @@ -900,10 +926,9 @@ static int mixer_enable_vblank(struct exynos_drm_crtc *crtc) struct mixer_context *mixer_ctx = crtc->ctx; struct mixer_resources *res = &mixer_ctx->mixer_res; - if (!mixer_ctx->powered) { - mixer_ctx->int_en |= MXR_INT_EN_VSYNC; + __set_bit(MXR_BIT_VSYNC, &mixer_ctx->flags); + if (!test_bit(MXR_BIT_POWERED, &mixer_ctx->flags)) return 0; - } /* enable vsync interrupt */ mixer_reg_writemask(res, MXR_INT_STATUS, ~0, MXR_INT_CLEAR_VSYNC); @@ -917,54 +942,48 @@ static void mixer_disable_vblank(struct exynos_drm_crtc *crtc) struct mixer_context *mixer_ctx = crtc->ctx; struct mixer_resources *res = &mixer_ctx->mixer_res; - if (!mixer_ctx->powered) { - mixer_ctx->int_en &= MXR_INT_EN_VSYNC; + __clear_bit(MXR_BIT_VSYNC, &mixer_ctx->flags); + + if (!test_bit(MXR_BIT_POWERED, &mixer_ctx->flags)) return; - } /* disable vsync interrupt */ mixer_reg_writemask(res, MXR_INT_STATUS, ~0, MXR_INT_CLEAR_VSYNC); mixer_reg_writemask(res, MXR_INT_EN, 0, MXR_INT_EN_VSYNC); } -static void mixer_win_commit(struct exynos_drm_crtc *crtc, unsigned int win) +static void mixer_update_plane(struct exynos_drm_crtc *crtc, + struct exynos_drm_plane *plane) { struct mixer_context *mixer_ctx = crtc->ctx; - DRM_DEBUG_KMS("win: %d\n", win); + DRM_DEBUG_KMS("win: %d\n", plane->zpos); - mutex_lock(&mixer_ctx->mixer_mutex); - if (!mixer_ctx->powered) { - mutex_unlock(&mixer_ctx->mixer_mutex); + if (!test_bit(MXR_BIT_POWERED, &mixer_ctx->flags)) return; - } - mutex_unlock(&mixer_ctx->mixer_mutex); - if (win > 1 && mixer_ctx->vp_enabled) - vp_video_buffer(mixer_ctx, win); + if (plane->zpos > 1 && mixer_ctx->vp_enabled) + vp_video_buffer(mixer_ctx, plane); else - mixer_graph_buffer(mixer_ctx, win); + mixer_graph_buffer(mixer_ctx, plane); } -static void mixer_win_disable(struct exynos_drm_crtc *crtc, unsigned int win) +static void mixer_disable_plane(struct exynos_drm_crtc *crtc, + struct exynos_drm_plane *plane) { struct mixer_context *mixer_ctx = crtc->ctx; struct mixer_resources *res = &mixer_ctx->mixer_res; unsigned long flags; - DRM_DEBUG_KMS("win: %d\n", win); + DRM_DEBUG_KMS("win: %d\n", plane->zpos); - mutex_lock(&mixer_ctx->mixer_mutex); - if (!mixer_ctx->powered) { - mutex_unlock(&mixer_ctx->mixer_mutex); + if (!test_bit(MXR_BIT_POWERED, &mixer_ctx->flags)) return; - } - mutex_unlock(&mixer_ctx->mixer_mutex); spin_lock_irqsave(&res->reg_slock, flags); mixer_vsync_set_update(mixer_ctx, false); - mixer_cfg_layer(mixer_ctx, win, false); + mixer_cfg_layer(mixer_ctx, plane->zpos, false); mixer_vsync_set_update(mixer_ctx, true); spin_unlock_irqrestore(&res->reg_slock, flags); @@ -975,12 +994,8 @@ static void mixer_wait_for_vblank(struct exynos_drm_crtc *crtc) struct mixer_context *mixer_ctx = crtc->ctx; int err; - mutex_lock(&mixer_ctx->mixer_mutex); - if (!mixer_ctx->powered) { - mutex_unlock(&mixer_ctx->mixer_mutex); + if (!test_bit(MXR_BIT_POWERED, &mixer_ctx->flags)) return; - } - mutex_unlock(&mixer_ctx->mixer_mutex); err = drm_vblank_get(mixer_ctx->drm_dev, mixer_ctx->pipe); if (err < 0) { @@ -1008,13 +1023,8 @@ static void mixer_enable(struct exynos_drm_crtc *crtc) struct mixer_resources *res = &ctx->mixer_res; int ret; - mutex_lock(&ctx->mixer_mutex); - if (ctx->powered) { - mutex_unlock(&ctx->mixer_mutex); + if (test_bit(MXR_BIT_POWERED, &ctx->flags)) return; - } - - mutex_unlock(&ctx->mixer_mutex); pm_runtime_get_sync(ctx->dev); @@ -1046,15 +1056,14 @@ static void mixer_enable(struct exynos_drm_crtc *crtc) } } - mutex_lock(&ctx->mixer_mutex); - ctx->powered = true; - mutex_unlock(&ctx->mixer_mutex); + set_bit(MXR_BIT_POWERED, &ctx->flags); mixer_reg_writemask(res, MXR_STATUS, ~0, MXR_STATUS_SOFT_RESET); - if (ctx->int_en & MXR_INT_EN_VSYNC) + if (test_bit(MXR_BIT_VSYNC, &ctx->flags)) { mixer_reg_writemask(res, MXR_INT_STATUS, ~0, MXR_INT_CLEAR_VSYNC); - mixer_reg_write(res, MXR_INT_EN, ctx->int_en); + mixer_reg_writemask(res, MXR_INT_EN, ~0, MXR_INT_EN_VSYNC); + } mixer_win_reset(ctx); } @@ -1064,24 +1073,16 @@ static void mixer_disable(struct exynos_drm_crtc *crtc) struct mixer_resources *res = &ctx->mixer_res; int i; - mutex_lock(&ctx->mixer_mutex); - if (!ctx->powered) { - mutex_unlock(&ctx->mixer_mutex); + if (!test_bit(MXR_BIT_POWERED, &ctx->flags)) return; - } - mutex_unlock(&ctx->mixer_mutex); mixer_stop(ctx); mixer_regs_dump(ctx); for (i = 0; i < MIXER_WIN_NR; i++) - mixer_win_disable(crtc, i); - - ctx->int_en = mixer_reg_read(res, MXR_INT_EN); + mixer_disable_plane(crtc, &ctx->planes[i]); - mutex_lock(&ctx->mixer_mutex); - ctx->powered = false; - mutex_unlock(&ctx->mixer_mutex); + clear_bit(MXR_BIT_POWERED, &ctx->flags); clk_disable_unprepare(res->hdmi); clk_disable_unprepare(res->mixer); @@ -1120,8 +1121,8 @@ static const struct exynos_drm_crtc_ops mixer_crtc_ops = { .enable_vblank = mixer_enable_vblank, .disable_vblank = mixer_disable_vblank, .wait_for_vblank = mixer_wait_for_vblank, - .win_commit = mixer_win_commit, - .win_disable = mixer_win_disable, + .update_plane = mixer_update_plane, + .disable_plane = mixer_disable_plane, }; static struct mixer_drv_data exynos5420_mxr_drv_data = { @@ -1184,7 +1185,6 @@ static int mixer_bind(struct device *dev, struct device *manager, void *data) struct mixer_context *ctx = dev_get_drvdata(dev); struct drm_device *drm_dev = data; struct exynos_drm_plane *exynos_plane; - enum drm_plane_type type; unsigned int zpos; int ret; @@ -1193,10 +1193,23 @@ static int mixer_bind(struct device *dev, struct device *manager, void *data) return ret; for (zpos = 0; zpos < MIXER_WIN_NR; zpos++) { + enum drm_plane_type type; + const uint32_t *formats; + unsigned int fcount; + type = (zpos == MIXER_DEFAULT_WIN) ? DRM_PLANE_TYPE_PRIMARY : DRM_PLANE_TYPE_OVERLAY; + if (zpos < VP_DEFAULT_WIN) { + formats = mixer_formats; + fcount = ARRAY_SIZE(mixer_formats); + } else { + formats = vp_formats; + fcount = ARRAY_SIZE(vp_formats); + } + ret = exynos_plane_init(drm_dev, &ctx->planes[zpos], - 1 << ctx->pipe, type, zpos); + 1 << ctx->pipe, type, formats, fcount, + zpos); if (ret) return ret; } @@ -1243,8 +1256,6 @@ static int mixer_probe(struct platform_device *pdev) return -ENOMEM; } - mutex_init(&ctx->mixer_mutex); - if (dev->of_node) { const struct of_device_id *match; |