Commit ffec8925 authored by Shawn Guo's avatar Shawn Guo Committed by Sean Paul
Browse files

drm: mediatek: use crtc helper drm_crtc_from_index() 



Use drm_crtc_from_index() to find drm_crtc for given index, so that we
do not need to maintain a pointer array in struct mtk_drm_private.

Signed-off-by: default avatarShawn Guo <shawn.guo@linaro.org>
Cc: CK Hu <ck.hu@mediatek.com>
Signed-off-by: default avatarSean Paul <seanpaul@chromium.org>
Link: http://patchwork.freedesktop.org/patch/msgid/1483961145-18453-4-git-send-email-shawnguo@kernel.org
parent b8bf6836

drivers/gpu/drm/mediatek/mtk_drm_crtc.c

+4 −5
Original line number Diff line number Diff line
@@ -170,8 +170,8 @@ static void mtk_drm_crtc_mode_set_nofb(struct drm_crtc *crtc) 


int mtk_drm_crtc_enable_vblank(struct drm_device *drm, unsigned int pipe)

{

	struct mtk_drm_private *priv = drm->dev_private;

	struct mtk_drm_crtc *mtk_crtc = to_mtk_crtc(priv->crtc[pipe]);

	struct drm_crtc *crtc = drm_crtc_from_index(drm, pipe);

	struct mtk_drm_crtc *mtk_crtc = to_mtk_crtc(crtc);

	struct mtk_ddp_comp *ovl = mtk_crtc->ddp_comp[0];



	mtk_ddp_comp_enable_vblank(ovl, &mtk_crtc->base);
@@ -181,8 +181,8 @@ int mtk_drm_crtc_enable_vblank(struct drm_device *drm, unsigned int pipe) 


void mtk_drm_crtc_disable_vblank(struct drm_device *drm, unsigned int pipe)

{

	struct mtk_drm_private *priv = drm->dev_private;

	struct mtk_drm_crtc *mtk_crtc = to_mtk_crtc(priv->crtc[pipe]);

	struct drm_crtc *crtc = drm_crtc_from_index(drm, pipe);

	struct mtk_drm_crtc *mtk_crtc = to_mtk_crtc(crtc);

	struct mtk_ddp_comp *ovl = mtk_crtc->ddp_comp[0];



	mtk_ddp_comp_disable_vblank(ovl);
@@ -588,7 +588,6 @@ int mtk_drm_crtc_create(struct drm_device *drm_dev, 
		goto unprepare;

	drm_mode_crtc_set_gamma_size(&mtk_crtc->base, MTK_LUT_SIZE);

	drm_crtc_enable_color_mgmt(&mtk_crtc->base, 0, false, MTK_LUT_SIZE);

	priv->crtc[pipe] = &mtk_crtc->base;

	priv->num_pipes++;



	return 0;

drivers/gpu/drm/mediatek/mtk_drm_drv.h

+0 −1
Original line number Diff line number Diff line
@@ -32,7 +32,6 @@ struct mtk_drm_private { 
	struct drm_device *drm;

	struct device *dma_dev;



	struct drm_crtc *crtc[MAX_CRTC];

	unsigned int num_pipes;



	struct device_node *mutex_node;

CRA Git | Maintained and supported by SUSTech CRA and CCSE