Commit 48df6336 authored by Shawn Guo's avatar Shawn Guo Committed by Daniel Vetter

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: default avatarShawn Guo <shawn.guo@linaro.org>
Signed-off-by: default avatarDaniel Vetter <daniel.vetter@ffwll.ch>
Link: http://patchwork.freedesktop.org/patch/msgid/1483015290-16660-4-git-send-email-shawnguo@kernel.org
parent ac620ba3
...@@ -99,24 +99,11 @@ void rockchip_unregister_crtc_funcs(struct drm_crtc *crtc) ...@@ -99,24 +99,11 @@ void rockchip_unregister_crtc_funcs(struct drm_crtc *crtc)
priv->crtc_funcs[pipe] = NULL; 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, static int rockchip_drm_crtc_enable_vblank(struct drm_device *dev,
unsigned int pipe) unsigned int pipe)
{ {
struct rockchip_drm_private *priv = dev->dev_private; 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] && if (crtc && priv->crtc_funcs[pipe] &&
priv->crtc_funcs[pipe]->enable_vblank) priv->crtc_funcs[pipe]->enable_vblank)
...@@ -129,7 +116,7 @@ static void rockchip_drm_crtc_disable_vblank(struct drm_device *dev, ...@@ -129,7 +116,7 @@ static void rockchip_drm_crtc_disable_vblank(struct drm_device *dev,
unsigned int pipe) unsigned int pipe)
{ {
struct rockchip_drm_private *priv = dev->dev_private; 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] && if (crtc && priv->crtc_funcs[pipe] &&
priv->crtc_funcs[pipe]->enable_vblank) priv->crtc_funcs[pipe]->enable_vblank)
......
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