From: Shawn Guo <shawn.guo@xxxxxxxxxx>
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 <shawn.guo@xxxxxxxxxx>
---
drivers/gpu/drm/rockchip/rockchip_drm_drv.c | 17 ++---------------
1 file changed, 2 insertions(+), 15 deletions(-)
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)
--
1.9.1
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