From: Michel Dänzer mdaenzer@redhat.com
stable inclusion from stable-v6.6.2 commit 0995fb3dd423a53fcf9807c4854e5921c7cf8855 category: bugfix bugzilla: https://gitee.com/openeuler/kernel/issues/I8IW7G
Reference: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=...
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[ Upstream commit ec4d770bbb155674c2497f255f4199bdc42287a9 ]
Cleanup, no functional change intended.
Signed-off-by: Michel Dänzer mdaenzer@redhat.com Signed-off-by: Hamza Mahfooz hamza.mahfooz@amd.com Signed-off-by: Alex Deucher alexander.deucher@amd.com Stable-dep-of: bc0b79ce2050 ("drm/amd/display: Bail from dm_check_crtc_cursor if no relevant change") Signed-off-by: Sasha Levin sashal@kernel.org Signed-off-by: Zheng Zengkai zhengzengkai@huawei.com --- .../gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 23 +++++++++++-------- 1 file changed, 14 insertions(+), 9 deletions(-)
diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c index 342988f52d96..70477a6b896a 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c @@ -9891,6 +9891,17 @@ static void dm_get_oriented_plane_size(struct drm_plane_state *plane_state, } }
+static void +dm_get_plane_scale(struct drm_plane_state *plane_state, + int *out_plane_scale_w, int *out_plane_scale_h) +{ + int plane_src_w, plane_src_h; + + dm_get_oriented_plane_size(plane_state, &plane_src_w, &plane_src_h); + *out_plane_scale_w = plane_state->crtc_w * 1000 / plane_src_w; + *out_plane_scale_h = plane_state->crtc_h * 1000 / plane_src_h; +} + static int dm_check_crtc_cursor(struct drm_atomic_state *state, struct drm_crtc *crtc, struct drm_crtc_state *new_crtc_state) @@ -9899,8 +9910,6 @@ static int dm_check_crtc_cursor(struct drm_atomic_state *state, struct drm_plane_state *new_cursor_state, *new_underlying_state; int i; int cursor_scale_w, cursor_scale_h, underlying_scale_w, underlying_scale_h; - int cursor_src_w, cursor_src_h; - int underlying_src_w, underlying_src_h;
/* On DCE and DCN there is no dedicated hardware cursor plane. We get a * cursor per pipe but it's going to inherit the scaling and @@ -9915,9 +9924,7 @@ static int dm_check_crtc_cursor(struct drm_atomic_state *state, if (!new_cursor_state->fb) return 0;
- dm_get_oriented_plane_size(new_cursor_state, &cursor_src_w, &cursor_src_h); - cursor_scale_w = new_cursor_state->crtc_w * 1000 / cursor_src_w; - cursor_scale_h = new_cursor_state->crtc_h * 1000 / cursor_src_h; + dm_get_plane_scale(new_cursor_state, &cursor_scale_w, &cursor_scale_h);
/* Need to check all enabled planes, even if this commit doesn't change * their state @@ -9935,10 +9942,8 @@ static int dm_check_crtc_cursor(struct drm_atomic_state *state, if (!new_underlying_state->fb) continue;
- dm_get_oriented_plane_size(new_underlying_state, - &underlying_src_w, &underlying_src_h); - underlying_scale_w = new_underlying_state->crtc_w * 1000 / underlying_src_w; - underlying_scale_h = new_underlying_state->crtc_h * 1000 / underlying_src_h; + dm_get_plane_scale(new_underlying_state, + &underlying_scale_w, &underlying_scale_h);
if (cursor_scale_w != underlying_scale_w || cursor_scale_h != underlying_scale_h) {