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| author | Gustavo Padovan <gustavo.padovan@collabora.co.uk> | 2016-12-06 20:47:17 +0300 |
|---|---|---|
| committer | Gustavo Padovan <gustavo.padovan@collabora.co.uk> | 2016-12-07 16:16:55 +0300 |
| commit | 35f8cc3b9a92c661e5331d64fdfdedb518891d5c (patch) | |
| tree | 4c79cc04e49363fb7614318f9cc390c45e92e6c7 /drivers/gpu/drm/drm_crtc.c | |
| parent | 8f34a548718ebb4becb4f829800552c48284ce9e (diff) | |
| download | linux-35f8cc3b9a92c661e5331d64fdfdedb518891d5c.tar.xz | |
drm/fence: add drm_crtc_create_fence()
Instead of dealing with crtc details inside drm_atomic.c we should
just export a function that creates a new crtc fence for us and
use that.
Suggested-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Gustavo Padovan <gustavo.padovan@collabora.co.uk>
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: http://patchwork.freedesktop.org/patch/msgid/1481046437-18778-1-git-send-email-gustavo@padovan.org
Diffstat (limited to 'drivers/gpu/drm/drm_crtc.c')
| -rw-r--r-- | drivers/gpu/drm/drm_crtc.c | 18 |
1 files changed, 17 insertions, 1 deletions
diff --git a/drivers/gpu/drm/drm_crtc.c b/drivers/gpu/drm/drm_crtc.c index 90931e039731..e75f62cd8a65 100644 --- a/drivers/gpu/drm/drm_crtc.c +++ b/drivers/gpu/drm/drm_crtc.c @@ -152,6 +152,8 @@ static void drm_crtc_crc_fini(struct drm_crtc *crtc) #endif } +static const struct dma_fence_ops drm_crtc_fence_ops; + static struct drm_crtc *fence_to_crtc(struct dma_fence *fence) { BUG_ON(fence->ops != &drm_crtc_fence_ops); @@ -177,13 +179,27 @@ static bool drm_crtc_fence_enable_signaling(struct dma_fence *fence) return true; } -const struct dma_fence_ops drm_crtc_fence_ops = { +static const struct dma_fence_ops drm_crtc_fence_ops = { .get_driver_name = drm_crtc_fence_get_driver_name, .get_timeline_name = drm_crtc_fence_get_timeline_name, .enable_signaling = drm_crtc_fence_enable_signaling, .wait = dma_fence_default_wait, }; +struct dma_fence *drm_crtc_create_fence(struct drm_crtc *crtc) +{ + struct dma_fence *fence; + + fence = kzalloc(sizeof(*fence), GFP_KERNEL); + if (!fence) + return NULL; + + dma_fence_init(fence, &drm_crtc_fence_ops, &crtc->fence_lock, + crtc->fence_context, ++crtc->fence_seqno); + + return fence; +} + /** * drm_crtc_init_with_planes - Initialise a new CRTC object with * specified primary and cursor planes. |