From: Dmytro Laktyushkin Dmytro.Laktyushkin@amd.com
[ Upstream commit 84aef2ab0977199784671295a07043191233d7c7 ]
Recout calculation does not corrrectly handle plane clip rect that extends beyond the left most border of stream source rect. This change adds handling by truncating the invisible clip rect.
Signed-off-by: Dmytro Laktyushkin Dmytro.Laktyushkin@amd.com Reviewed-by: Hersen Wu hersenxs.wu@amd.com Acked-by: Qingqing Zhuo qingqing.zhuo@amd.com Signed-off-by: Alex Deucher alexander.deucher@amd.com Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/gpu/drm/amd/display/dc/core/dc_resource.c | 4 ++++ 1 file changed, 4 insertions(+)
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 59d48cf819ea8..6d606cc32b09e 100644 --- a/drivers/gpu/drm/amd/display/dc/core/dc_resource.c +++ b/drivers/gpu/drm/amd/display/dc/core/dc_resource.c @@ -796,6 +796,8 @@ static void calculate_recout(struct pipe_ctx *pipe_ctx) } else data->recout.x = 0;
+ if (stream->src.x > surf_clip.x) + surf_clip.width -= stream->src.x - surf_clip.x; data->recout.width = surf_clip.width * stream->dst.width / stream->src.width; if (data->recout.width + data->recout.x > stream->dst.x + stream->dst.width) data->recout.width = stream->dst.x + stream->dst.width - data->recout.x; @@ -804,6 +806,8 @@ static void calculate_recout(struct pipe_ctx *pipe_ctx) if (stream->src.y < surf_clip.y) data->recout.y += (surf_clip.y - stream->src.y) * stream->dst.height / stream->src.height; + else if (stream->src.y > surf_clip.y) + surf_clip.height -= stream->src.y - surf_clip.y;
data->recout.height = surf_clip.height * stream->dst.height / stream->src.height; if (data->recout.height + data->recout.y > stream->dst.y + stream->dst.height)