diff options
| author | Qiang Yu <yuq825@gmail.com> | 2018-11-22 09:44:17 +0800 |
|---|---|---|
| committer | Daniel Vetter <daniel.vetter@ffwll.ch> | 2018-11-22 10:07:26 +0100 |
| commit | 7b24eec754ba0f0f794ab09413dcde2585b4a84b (patch) | |
| tree | e42c08baec1fb2ccd869633b75443253522dbb00 /drivers/gpu/drm/sun4i/sun4i_layer.c | |
| parent | c6fdea6e1a1942bd1ab2abaa16c34f23a25226b9 (diff) | |
drm/sun4i: wait on implicit fence before display
Render like lima will attach a fence to the framebuffer
dma_buf, display like sun4i should wait it finish before
show the framebuffer. Otherwise tearing will be observed.
Signed-off-by: Qiang Yu <yuq825@gmail.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: https://patchwork.freedesktop.org/patch/msgid/20181122014417.23285-1-yuq825@gmail.com
Diffstat (limited to 'drivers/gpu/drm/sun4i/sun4i_layer.c')
| -rw-r--r-- | drivers/gpu/drm/sun4i/sun4i_layer.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/gpu/drm/sun4i/sun4i_layer.c b/drivers/gpu/drm/sun4i/sun4i_layer.c index 78f77af8805a..3f51744b6e89 100644 --- a/drivers/gpu/drm/sun4i/sun4i_layer.c +++ b/drivers/gpu/drm/sun4i/sun4i_layer.c @@ -12,6 +12,7 @@ #include <drm/drm_atomic_helper.h> #include <drm/drm_plane_helper.h> +#include <drm/drm_gem_framebuffer_helper.h> #include <drm/drmP.h> #include "sun4i_backend.h" @@ -112,6 +113,7 @@ static void sun4i_backend_layer_atomic_update(struct drm_plane *plane, } static const struct drm_plane_helper_funcs sun4i_backend_layer_helper_funcs = { + .prepare_fb = drm_gem_fb_prepare_fb, .atomic_disable = sun4i_backend_layer_atomic_disable, .atomic_update = sun4i_backend_layer_atomic_update, }; |