diff options
Diffstat (limited to 'target/linux/brcm2708/patches-4.4/0276-drm-vc4-Move-the-plane-clipping-scaling-setup-to-a-s.patch')
| -rw-r--r-- | target/linux/brcm2708/patches-4.4/0276-drm-vc4-Move-the-plane-clipping-scaling-setup-to-a-s.patch | 143 |
1 files changed, 0 insertions, 143 deletions
diff --git a/target/linux/brcm2708/patches-4.4/0276-drm-vc4-Move-the-plane-clipping-scaling-setup-to-a-s.patch b/target/linux/brcm2708/patches-4.4/0276-drm-vc4-Move-the-plane-clipping-scaling-setup-to-a-s.patch deleted file mode 100644 index 0a12da510a..0000000000 --- a/target/linux/brcm2708/patches-4.4/0276-drm-vc4-Move-the-plane-clipping-scaling-setup-to-a-s.patch +++ /dev/null @@ -1,143 +0,0 @@ -From 178cf206ba61689f83872ba1ace6964c59718106 Mon Sep 17 00:00:00 2001 -From: Eric Anholt <eric@anholt.net> -Date: Mon, 28 Dec 2015 14:34:44 -0800 -Subject: [PATCH] drm/vc4: Move the plane clipping/scaling setup to a separate - function. - -As we add actual scaling, this is going to get way more complicated. - -Signed-off-by: Eric Anholt <eric@anholt.net> -(cherry picked from commit 5c6799942003df91801b1d2277bba34d71f99603) ---- - drivers/gpu/drm/vc4/vc4_plane.c | 78 +++++++++++++++++++++++++++-------------- - 1 file changed, 52 insertions(+), 26 deletions(-) - ---- a/drivers/gpu/drm/vc4/vc4_plane.c -+++ b/drivers/gpu/drm/vc4/vc4_plane.c -@@ -40,6 +40,14 @@ struct vc4_plane_state { - * hardware at vc4_crtc_atomic_flush() time. - */ - u32 __iomem *hw_dlist; -+ -+ /* Clipped coordinates of the plane on the display. */ -+ int crtc_x, crtc_y, crtc_w, crtc_h; -+ -+ /* Offset to start scanning out from the start of the plane's -+ * BO. -+ */ -+ u32 offset; - }; - - static inline struct vc4_plane_state * -@@ -167,22 +175,17 @@ static void vc4_dlist_write(struct vc4_p - vc4_state->dlist[vc4_state->dlist_count++] = val; - } - --/* Writes out a full display list for an active plane to the plane's -- * private dlist state. -- */ --static int vc4_plane_mode_set(struct drm_plane *plane, -- struct drm_plane_state *state) -+static int vc4_plane_setup_clipping_and_scaling(struct drm_plane_state *state) - { - struct vc4_plane_state *vc4_state = to_vc4_plane_state(state); - struct drm_framebuffer *fb = state->fb; -- struct drm_gem_cma_object *bo = drm_fb_cma_get_gem_obj(fb, 0); -- u32 ctl0_offset = vc4_state->dlist_count; -- const struct hvs_format *format = vc4_get_hvs_format(fb->pixel_format); -- uint32_t offset = fb->offsets[0]; -- int crtc_x = state->crtc_x; -- int crtc_y = state->crtc_y; -- int crtc_w = state->crtc_w; -- int crtc_h = state->crtc_h; -+ -+ vc4_state->offset = fb->offsets[0]; -+ -+ vc4_state->crtc_x = state->crtc_x; -+ vc4_state->crtc_y = state->crtc_y; -+ vc4_state->crtc_w = state->crtc_w; -+ vc4_state->crtc_h = state->crtc_h; - - if (state->crtc_w << 16 != state->src_w || - state->crtc_h << 16 != state->src_h) { -@@ -194,18 +197,41 @@ static int vc4_plane_mode_set(struct drm - return -EINVAL; - } - -- if (crtc_x < 0) { -- offset += drm_format_plane_cpp(fb->pixel_format, 0) * -crtc_x; -- crtc_w += crtc_x; -- crtc_x = 0; -+ if (vc4_state->crtc_x < 0) { -+ vc4_state->offset += (drm_format_plane_cpp(fb->pixel_format, -+ 0) * -+ -vc4_state->crtc_x); -+ vc4_state->crtc_w += vc4_state->crtc_x; -+ vc4_state->crtc_x = 0; - } - -- if (crtc_y < 0) { -- offset += fb->pitches[0] * -crtc_y; -- crtc_h += crtc_y; -- crtc_y = 0; -+ if (vc4_state->crtc_y < 0) { -+ vc4_state->offset += fb->pitches[0] * -vc4_state->crtc_y; -+ vc4_state->crtc_h += vc4_state->crtc_y; -+ vc4_state->crtc_y = 0; - } - -+ return 0; -+} -+ -+ -+/* Writes out a full display list for an active plane to the plane's -+ * private dlist state. -+ */ -+static int vc4_plane_mode_set(struct drm_plane *plane, -+ struct drm_plane_state *state) -+{ -+ struct vc4_plane_state *vc4_state = to_vc4_plane_state(state); -+ struct drm_framebuffer *fb = state->fb; -+ struct drm_gem_cma_object *bo = drm_fb_cma_get_gem_obj(fb, 0); -+ u32 ctl0_offset = vc4_state->dlist_count; -+ const struct hvs_format *format = vc4_get_hvs_format(fb->pixel_format); -+ int ret; -+ -+ ret = vc4_plane_setup_clipping_and_scaling(state); -+ if (ret) -+ return ret; -+ - vc4_dlist_write(vc4_state, - SCALER_CTL0_VALID | - (format->pixel_order << SCALER_CTL0_ORDER_SHIFT) | -@@ -215,8 +241,8 @@ static int vc4_plane_mode_set(struct drm - /* Position Word 0: Image Positions and Alpha Value */ - vc4_dlist_write(vc4_state, - VC4_SET_FIELD(0xff, SCALER_POS0_FIXED_ALPHA) | -- VC4_SET_FIELD(crtc_x, SCALER_POS0_START_X) | -- VC4_SET_FIELD(crtc_y, SCALER_POS0_START_Y)); -+ VC4_SET_FIELD(vc4_state->crtc_x, SCALER_POS0_START_X) | -+ VC4_SET_FIELD(vc4_state->crtc_y, SCALER_POS0_START_Y)); - - /* Position Word 1: Scaled Image Dimensions. - * Skipped due to SCALER_CTL0_UNITY scaling. -@@ -228,8 +254,8 @@ static int vc4_plane_mode_set(struct drm - SCALER_POS2_ALPHA_MODE_PIPELINE : - SCALER_POS2_ALPHA_MODE_FIXED, - SCALER_POS2_ALPHA_MODE) | -- VC4_SET_FIELD(crtc_w, SCALER_POS2_WIDTH) | -- VC4_SET_FIELD(crtc_h, SCALER_POS2_HEIGHT)); -+ VC4_SET_FIELD(vc4_state->crtc_w, SCALER_POS2_WIDTH) | -+ VC4_SET_FIELD(vc4_state->crtc_h, SCALER_POS2_HEIGHT)); - - /* Position Word 3: Context. Written by the HVS. */ - vc4_dlist_write(vc4_state, 0xc0c0c0c0); -@@ -237,7 +263,7 @@ static int vc4_plane_mode_set(struct drm - vc4_state->pw0_offset = vc4_state->dlist_count; - - /* Pointer Word 0: RGB / Y Pointer */ -- vc4_dlist_write(vc4_state, bo->paddr + offset); -+ vc4_dlist_write(vc4_state, bo->paddr + vc4_state->offset); - - /* Pointer Context Word 0: Written by the HVS */ - vc4_dlist_write(vc4_state, 0xc0c0c0c0); |