From: Shawn Guo Date: Thu, 29 Dec 2016 12:41:30 +0000 (+0800) Subject: drm: rockchip: use crtc helper drm_crtc_from_index() X-Git-Url: http://git.cdn.openwrt.org/?a=commitdiff_plain;h=48df6336d770a5a1fcc83bef9f1d541600983b5f;p=openwrt%2Fstaging%2Fblogic.git drm: rockchip: use crtc helper drm_crtc_from_index() Function rockchip_crtc_from_pipe() does the exactly same thing as what crtc helper drm_crtc_from_index() provides. Use the helper to save some code. Signed-off-by: Shawn Guo Signed-off-by: Daniel Vetter Link: http://patchwork.freedesktop.org/patch/msgid/1483015290-16660-4-git-send-email-shawnguo@kernel.org --- diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_drv.c b/drivers/gpu/drm/rockchip/rockchip_drm_drv.c index 2390c8577617..c30d649cb147 100644 --- a/drivers/gpu/drm/rockchip/rockchip_drm_drv.c +++ b/drivers/gpu/drm/rockchip/rockchip_drm_drv.c @@ -99,24 +99,11 @@ void rockchip_unregister_crtc_funcs(struct drm_crtc *crtc) priv->crtc_funcs[pipe] = NULL; } -static struct drm_crtc *rockchip_crtc_from_pipe(struct drm_device *drm, - int pipe) -{ - struct drm_crtc *crtc; - int i = 0; - - list_for_each_entry(crtc, &drm->mode_config.crtc_list, head) - if (i++ == pipe) - return crtc; - - return NULL; -} - static int rockchip_drm_crtc_enable_vblank(struct drm_device *dev, unsigned int pipe) { struct rockchip_drm_private *priv = dev->dev_private; - struct drm_crtc *crtc = rockchip_crtc_from_pipe(dev, pipe); + struct drm_crtc *crtc = drm_crtc_from_index(dev, pipe); if (crtc && priv->crtc_funcs[pipe] && priv->crtc_funcs[pipe]->enable_vblank) @@ -129,7 +116,7 @@ static void rockchip_drm_crtc_disable_vblank(struct drm_device *dev, unsigned int pipe) { struct rockchip_drm_private *priv = dev->dev_private; - struct drm_crtc *crtc = rockchip_crtc_from_pipe(dev, pipe); + struct drm_crtc *crtc = drm_crtc_from_index(dev, pipe); if (crtc && priv->crtc_funcs[pipe] && priv->crtc_funcs[pipe]->enable_vblank)