diff options
| author | Ville Syrjälä <ville.syrjala@linux.intel.com> | 2013-12-04 14:13:58 +0200 |
|---|---|---|
| committer | Dave Airlie <airlied@redhat.com> | 2013-12-18 10:49:08 +1000 |
| commit | 73e9efd4bddbf42d2938a150ba680b73b6126b77 (patch) | |
| tree | 146a8b66778c04efcd05f7b22c4fcb13c859ff7f /drivers/gpu/drm/udl | |
| parent | ee61c7303f84e2ef978aaed9b9640476c63ba586 (diff) | |
| download | linux-73e9efd4bddbf42d2938a150ba680b73b6126b77.tar.bz2 | |
drm: Push dirtyfb ioctl kms locking down to drivers
Not all drivers will need take all the modeset locks for dirtyfb, so
push the locking down to the drivers.
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Reviewed-by: Jakob Bornecrantz <jakob@vmware.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
Diffstat (limited to 'drivers/gpu/drm/udl')
| -rw-r--r-- | drivers/gpu/drm/udl/udl_fb.c | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/drivers/gpu/drm/udl/udl_fb.c b/drivers/gpu/drm/udl/udl_fb.c index 97e9d614700f..dbadd49e4c4a 100644 --- a/drivers/gpu/drm/udl/udl_fb.c +++ b/drivers/gpu/drm/udl/udl_fb.c @@ -403,15 +403,17 @@ static int udl_user_framebuffer_dirty(struct drm_framebuffer *fb, int i; int ret = 0; + drm_modeset_lock_all(fb->dev); + if (!ufb->active_16) - return 0; + goto unlock; if (ufb->obj->base.import_attach) { ret = dma_buf_begin_cpu_access(ufb->obj->base.import_attach->dmabuf, 0, ufb->obj->base.size, DMA_FROM_DEVICE); if (ret) - return ret; + goto unlock; } for (i = 0; i < num_clips; i++) { @@ -419,7 +421,7 @@ static int udl_user_framebuffer_dirty(struct drm_framebuffer *fb, clips[i].x2 - clips[i].x1, clips[i].y2 - clips[i].y1); if (ret) - break; + goto unlock; } if (ufb->obj->base.import_attach) { @@ -427,6 +429,10 @@ static int udl_user_framebuffer_dirty(struct drm_framebuffer *fb, 0, ufb->obj->base.size, DMA_FROM_DEVICE); } + + unlock: + drm_modeset_unlock_all(fb->dev); + return ret; } |