From: Andrzej Hajda Date: Wed, 23 Mar 2016 13:25:57 +0000 (+0100) Subject: drm/exynos: add helper to get crtc from pipe X-Git-Tag: v4.14-rc1~3168^2~34^2~15 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=2701932899e91d92fcc41111b6eb6d37cc09e825;p=platform%2Fkernel%2Flinux-rpi.git drm/exynos: add helper to get crtc from pipe The helper abstracts out conversion from pipeline to crtc. Currently it is used in two places, but there will be more uses in next patches. Signed-off-by: Andrzej Hajda Signed-off-by: Inki Dae --- diff --git a/drivers/gpu/drm/exynos/exynos_drm_crtc.c b/drivers/gpu/drm/exynos/exynos_drm_crtc.c index e36579c..50dd33d 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_crtc.c +++ b/drivers/gpu/drm/exynos/exynos_drm_crtc.c @@ -157,9 +157,8 @@ err_crtc: int exynos_drm_crtc_enable_vblank(struct drm_device *dev, unsigned int pipe) { - struct exynos_drm_private *private = dev->dev_private; - struct exynos_drm_crtc *exynos_crtc = - to_exynos_crtc(private->crtc[pipe]); + struct exynos_drm_crtc *exynos_crtc = exynos_drm_crtc_from_pipe(dev, + pipe); if (exynos_crtc->ops->enable_vblank) return exynos_crtc->ops->enable_vblank(exynos_crtc); @@ -169,9 +168,8 @@ int exynos_drm_crtc_enable_vblank(struct drm_device *dev, unsigned int pipe) void exynos_drm_crtc_disable_vblank(struct drm_device *dev, unsigned int pipe) { - struct exynos_drm_private *private = dev->dev_private; - struct exynos_drm_crtc *exynos_crtc = - to_exynos_crtc(private->crtc[pipe]); + struct exynos_drm_crtc *exynos_crtc = exynos_drm_crtc_from_pipe(dev, + pipe); if (exynos_crtc->ops->disable_vblank) exynos_crtc->ops->disable_vblank(exynos_crtc); diff --git a/drivers/gpu/drm/exynos/exynos_drm_drv.h b/drivers/gpu/drm/exynos/exynos_drm_drv.h index 502f750..481b602 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_drv.h +++ b/drivers/gpu/drm/exynos/exynos_drm_drv.h @@ -232,6 +232,14 @@ struct exynos_drm_private { wait_queue_head_t wait; }; +static inline struct exynos_drm_crtc * +exynos_drm_crtc_from_pipe(struct drm_device *dev, int pipe) +{ + struct exynos_drm_private *private = dev->dev_private; + + return to_exynos_crtc(private->crtc[pipe]); +} + static inline struct device *to_dma_dev(struct drm_device *dev) { struct exynos_drm_private *priv = dev->dev_private;