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Diffstat (limited to 'common/recipes-kernel/linux/linux-yocto-4.14.71/0270-drm-amd-display-fix-incorrect-vp-adjustment.patch')
-rw-r--r--common/recipes-kernel/linux/linux-yocto-4.14.71/0270-drm-amd-display-fix-incorrect-vp-adjustment.patch57
1 files changed, 57 insertions, 0 deletions
diff --git a/common/recipes-kernel/linux/linux-yocto-4.14.71/0270-drm-amd-display-fix-incorrect-vp-adjustment.patch b/common/recipes-kernel/linux/linux-yocto-4.14.71/0270-drm-amd-display-fix-incorrect-vp-adjustment.patch
new file mode 100644
index 00000000..56c73d81
--- /dev/null
+++ b/common/recipes-kernel/linux/linux-yocto-4.14.71/0270-drm-amd-display-fix-incorrect-vp-adjustment.patch
@@ -0,0 +1,57 @@
+From 6689757d0eb37840070e64b868b0b98559db4890 Mon Sep 17 00:00:00 2001
+From: Dmytro Laktyushkin <Dmytro.Laktyushkin@amd.com>
+Date: Wed, 8 Mar 2017 13:45:33 -0500
+Subject: [PATCH 0270/4131] drm/amd/display: fix incorrect vp adjustment
+
+Viewport would be incorrectly adjusted when surface was used
+for multiple displays
+
+Signed-off-by: Dmytro Laktyushkin <Dmytro.Laktyushkin@amd.com>
+Acked-by: Harry Wentland <Harry.Wentland@amd.com>
+Reviewed-by: Tony Cheng <Tony.Cheng@amd.com>
+Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
+---
+ drivers/gpu/drm/amd/display/dc/core/dc_resource.c | 20 ++++++++++++++++----
+ 1 file changed, 16 insertions(+), 4 deletions(-)
+
+diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_resource.c b/drivers/gpu/drm/amd/display/dc/core/dc_resource.c
+index 01f1505..6119973 100644
+--- a/drivers/gpu/drm/amd/display/dc/core/dc_resource.c
++++ b/drivers/gpu/drm/amd/display/dc/core/dc_resource.c
+@@ -494,6 +494,7 @@ static void calculate_recout(struct pipe_ctx *pipe_ctx, struct view *recout_skip
+ const struct dc_surface *surface = &pipe_ctx->surface->public;
+ struct core_stream *stream = pipe_ctx->stream;
+ struct rect clip = surface->clip_rect;
++ int recout_full_x, recout_full_y;
+
+ pipe_ctx->scl_data.recout.x = stream->public.dst.x;
+ if (stream->public.src.x < clip.x)
+@@ -533,10 +534,21 @@ static void calculate_recout(struct pipe_ctx *pipe_ctx, struct view *recout_skip
+ pipe_ctx->scl_data.recout.width /= 2;
+ }
+
+- recout_skip->width = pipe_ctx->scl_data.recout.x - stream->public.dst.x -
+- surface->dst_rect.x * stream->public.dst.width / stream->public.src.width;
+- recout_skip->height = pipe_ctx->scl_data.recout.y - stream->public.dst.y -
+- surface->dst_rect.y * stream->public.dst.height / stream->public.src.height;
++ /* Unclipped recout offset = stream dst offset + ((surf dst offset - stream src offset)
++ * * 1/ stream scaling ratio) - (surf src offset * 1/ full scl
++ * ratio)
++ */
++ recout_full_x = stream->public.dst.x + (surface->dst_rect.x - stream->public.src.x)
++ * stream->public.dst.width / stream->public.src.width -
++ surface->src_rect.x * surface->dst_rect.width / surface->src_rect.width
++ * stream->public.dst.width / stream->public.src.width;
++ recout_full_y = stream->public.dst.y + (surface->dst_rect.y - stream->public.src.y)
++ * stream->public.dst.height / stream->public.src.height -
++ surface->src_rect.y * surface->dst_rect.height / surface->src_rect.height
++ * stream->public.dst.height / stream->public.src.height;
++
++ recout_skip->width = pipe_ctx->scl_data.recout.x - recout_full_x;
++ recout_skip->height = pipe_ctx->scl_data.recout.y - recout_full_y;
+ }
+
+ static void calculate_scaling_ratios(struct pipe_ctx *pipe_ctx)
+--
+2.7.4
+