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| author | Thomas Zimmermann <tzimmermann@suse.de> | 2020-11-20 11:25:41 +0100 |
|---|---|---|
| committer | Thomas Zimmermann <tzimmermann@suse.de> | 2020-11-24 09:27:55 +0100 |
| commit | fd2d856538bb3880ec78eae71bbbd928962bee35 (patch) | |
| tree | 972ae97b59fc02fd02796da9342d1fce413cd977 /drivers/gpu/drm | |
| parent | 2b5f31aaa8d10b72aa1ca3098ac5427ff2e47cd0 (diff) | |
| download | linux-stable-fd2d856538bb3880ec78eae71bbbd928962bee35.tar.gz linux-stable-fd2d856538bb3880ec78eae71bbbd928962bee35.tar.bz2 linux-stable-fd2d856538bb3880ec78eae71bbbd928962bee35.zip | |
drm/fb-helper: Separate shadow-buffer flushing and calling dirty callback
Flushing the shadow framebuffer and invoking the dirty callback are two
separate operations, so do them separately. The flush operation is paired
with calls to vmap and vunmap. They are not needed for the dirty callback,
which performs its own invocations if necessary.
Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Reviewed-by: Sam Ravnborg <sam@ravnborg.org>
Acked-by: Maxime Ripard <mripard@kernel.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20201120102545.4047-7-tzimmermann@suse.de
Diffstat (limited to 'drivers/gpu/drm')
| -rw-r--r-- | drivers/gpu/drm/drm_fb_helper.c | 4 |
1 files changed, 1 insertions, 3 deletions
diff --git a/drivers/gpu/drm/drm_fb_helper.c b/drivers/gpu/drm/drm_fb_helper.c index c9018ffff5f9..bdfdf60e7bd8 100644 --- a/drivers/gpu/drm/drm_fb_helper.c +++ b/drivers/gpu/drm/drm_fb_helper.c @@ -417,13 +417,11 @@ static void drm_fb_helper_damage_work(struct work_struct *work) if (ret) return; drm_fb_helper_damage_blit_real(helper, &clip_copy, &map); + drm_client_buffer_vunmap(helper->buffer); } if (helper->fb->funcs->dirty) helper->fb->funcs->dirty(helper->fb, NULL, 0, 0, &clip_copy, 1); - - if (helper->buffer) - drm_client_buffer_vunmap(helper->buffer); } /** |