Commit ea441bd3 authored by Shawn Guo's avatar Shawn Guo Committed by Sean Paul
Browse files

drm: nouveau: use crtc helper drm_crtc_from_index() 



Use drm_crtc_from_index() to find drm_crtc for given index.

Signed-off-by: default avatarShawn Guo <shawn.guo@linaro.org>
Cc: Ben Skeggs <bskeggs@redhat.com>
Signed-off-by: default avatarSean Paul <seanpaul@chromium.org>
Link: http://patchwork.freedesktop.org/patch/msgid/1483961145-18453-5-git-send-email-shawnguo@kernel.org
parent ffec8925

drivers/gpu/drm/nouveau/nouveau_display.c

+18 −15
Original line number Diff line number Diff line
@@ -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) {

	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;

}

	}

	return -EINVAL;

}



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);

	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

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