diff options
| author | Shawn Guo <shawn.guo@linaro.org> | 2017-01-09 19:25:43 +0800 |
|---|---|---|
| committer | Sean Paul <seanpaul@chromium.org> | 2017-01-18 09:21:06 -0500 |
| commit | ea441bd33f93aa7f6f404c8877e6d3313a4dbdbe (patch) | |
| tree | 844da6415ec3a69915183dd4801d486510808ecc /drivers/gpu/drm/nouveau/nouveau_display.c | |
| parent | ffec8925836caf1e91dce9c37c322c363eef58b3 (diff) | |
| download | linux-ea441bd33f93aa7f6f404c8877e6d3313a4dbdbe.tar.bz2 | |
drm: nouveau: use crtc helper drm_crtc_from_index()
Use drm_crtc_from_index() to find drm_crtc for given index.
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
Cc: Ben Skeggs <bskeggs@redhat.com>
Signed-off-by: Sean Paul <seanpaul@chromium.org>
Link: http://patchwork.freedesktop.org/patch/msgid/1483961145-18453-5-git-send-email-shawnguo@kernel.org
Diffstat (limited to 'drivers/gpu/drm/nouveau/nouveau_display.c')
| -rw-r--r-- | drivers/gpu/drm/nouveau/nouveau_display.c | 33 |
1 files changed, 18 insertions, 15 deletions
diff --git a/drivers/gpu/drm/nouveau/nouveau_display.c b/drivers/gpu/drm/nouveau/nouveau_display.c index add353e230f4..6b570079d185 100644 --- a/drivers/gpu/drm/nouveau/nouveau_display.c +++ b/drivers/gpu/drm/nouveau/nouveau_display.c @@ -58,27 +58,30 @@ int nouveau_display_vblank_enable(struct drm_device *dev, unsigned int pipe) { struct drm_crtc *crtc; - list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) { - struct nouveau_crtc *nv_crtc = nouveau_crtc(crtc); - if (nv_crtc->index == pipe) { - nvif_notify_get(&nv_crtc->vblank); - return 0; - } - } - return -EINVAL; + struct nouveau_crtc *nv_crtc; + + crtc = drm_crtc_from_index(dev, pipe); + if (!crtc) + return -EINVAL; + + nv_crtc = nouveau_crtc(crtc); + nvif_notify_get(&nv_crtc->vblank); + + return 0; } void nouveau_display_vblank_disable(struct drm_device *dev, unsigned int pipe) { struct drm_crtc *crtc; - list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) { - struct nouveau_crtc *nv_crtc = nouveau_crtc(crtc); - if (nv_crtc->index == pipe) { - nvif_notify_put(&nv_crtc->vblank); - return; - } - } + struct nouveau_crtc *nv_crtc; + + crtc = drm_crtc_from_index(dev, pipe); + if (!crtc) + return; + + nv_crtc = nouveau_crtc(crtc); + nvif_notify_put(&nv_crtc->vblank); } static inline int |