linux/drivers/gpu/drm/mediatek/mtk_drm_drv.h
Shawn Guo ffec892583 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: Shawn Guo <shawn.guo@linaro.org>
Cc: CK Hu <ck.hu@mediatek.com>
Signed-off-by: Sean Paul <seanpaul@chromium.org>
Link: http://patchwork.freedesktop.org/patch/msgid/1483961145-18453-4-git-send-email-shawnguo@kernel.org
2017-01-18 09:21:06 -05:00

60 lines
1.5 KiB
C

/*
* Copyright (c) 2015 MediaTek Inc.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
#ifndef MTK_DRM_DRV_H
#define MTK_DRM_DRV_H
#include <linux/io.h>
#include "mtk_drm_ddp_comp.h"
#define MAX_CRTC 2
#define MAX_CONNECTOR 2
struct device;
struct device_node;
struct drm_crtc;
struct drm_device;
struct drm_fb_helper;
struct drm_property;
struct regmap;
struct mtk_drm_private {
struct drm_device *drm;
struct device *dma_dev;
unsigned int num_pipes;
struct device_node *mutex_node;
struct device *mutex_dev;
void __iomem *config_regs;
struct device_node *comp_node[DDP_COMPONENT_ID_MAX];
struct mtk_ddp_comp *ddp_comp[DDP_COMPONENT_ID_MAX];
struct {
struct drm_atomic_state *state;
struct work_struct work;
struct mutex lock;
} commit;
struct drm_atomic_state *suspend_state;
};
extern struct platform_driver mtk_ddp_driver;
extern struct platform_driver mtk_disp_ovl_driver;
extern struct platform_driver mtk_disp_rdma_driver;
extern struct platform_driver mtk_dpi_driver;
extern struct platform_driver mtk_dsi_driver;
extern struct platform_driver mtk_mipi_tx_driver;
#endif /* MTK_DRM_DRV_H */