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| author | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2014-07-13 15:26:47 -0700 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2014-07-13 15:26:47 -0700 |
| commit | 9f48c89862e39b7f33b44123fc425cf901c89428 (patch) | |
| tree | 373886606ada8c2e0c362afbcce490af27d21552 /drivers/gpu/drm/nouveau/nouveau_display.c | |
| parent | 2a211f320ee3d86835b40efd2948642482d3c933 (diff) | |
| parent | 1795cd9b3a91d4b5473c97f491d63892442212ab (diff) | |
| download | lwn-9f48c89862e39b7f33b44123fc425cf901c89428.tar.gz lwn-9f48c89862e39b7f33b44123fc425cf901c89428.zip | |
Merge 3.16-rc5 into char-misc-next
This resolves a number of merge issues with changes in this tree and
Linus's tree at the same time.
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/gpu/drm/nouveau/nouveau_display.c')
| -rw-r--r-- | drivers/gpu/drm/nouveau/nouveau_display.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/nouveau_display.c b/drivers/gpu/drm/nouveau/nouveau_display.c index 26b5647188ef..47ad74255bf1 100644 --- a/drivers/gpu/drm/nouveau/nouveau_display.c +++ b/drivers/gpu/drm/nouveau/nouveau_display.c @@ -736,6 +736,9 @@ nouveau_crtc_page_flip(struct drm_crtc *crtc, struct drm_framebuffer *fb, fb->bits_per_pixel, fb->pitches[0], crtc->x, crtc->y, new_bo->bo.offset }; + /* Keep vblanks on during flip, for the target crtc of this flip */ + drm_vblank_get(dev, nouveau_crtc(crtc)->index); + /* Emit a page flip */ if (nv_device(drm->device)->card_type >= NV_50) { ret = nv50_display_flip_next(crtc, fb, chan, swap_interval); @@ -779,6 +782,7 @@ nouveau_crtc_page_flip(struct drm_crtc *crtc, struct drm_framebuffer *fb, return 0; fail_unreserve: + drm_vblank_put(dev, nouveau_crtc(crtc)->index); ttm_bo_unreserve(&old_bo->bo); fail_unpin: mutex_unlock(&chan->cli->mutex); @@ -817,6 +821,9 @@ nouveau_finish_page_flip(struct nouveau_channel *chan, drm_send_vblank_event(dev, crtcid, s->event); } + /* Give up ownership of vblank for page-flipped crtc */ + drm_vblank_put(dev, s->crtc); + list_del(&s->head); if (ps) *ps = *s; |