diff options
Diffstat (limited to 'drivers/gpu/drm/rockchip/rockchip_drm_drv.h')
| -rw-r--r-- | drivers/gpu/drm/rockchip/rockchip_drm_drv.h | 68 |
1 files changed, 68 insertions, 0 deletions
diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_drv.h b/drivers/gpu/drm/rockchip/rockchip_drm_drv.h new file mode 100644 index 000000000000..dc4e5f03ac79 --- /dev/null +++ b/drivers/gpu/drm/rockchip/rockchip_drm_drv.h @@ -0,0 +1,68 @@ +/* + * Copyright (C) Fuzhou Rockchip Electronics Co.Ltd + * Author:Mark Yao <mark.yao@rock-chips.com> + * + * based on exynos_drm_drv.h + * + * This software is licensed under the terms of the GNU General Public + * License version 2, as published by the Free Software Foundation, and + * may be copied, distributed, and modified under those terms. + * + * 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 _ROCKCHIP_DRM_DRV_H +#define _ROCKCHIP_DRM_DRV_H + +#include <drm/drm_fb_helper.h> +#include <drm/drm_gem.h> + +#include <linux/module.h> +#include <linux/component.h> + +#define ROCKCHIP_MAX_FB_BUFFER 3 +#define ROCKCHIP_MAX_CONNECTOR 2 +#define ROCKCHIP_MAX_CRTC 2 + +struct drm_device; +struct drm_connector; + +/* + * Rockchip drm private crtc funcs. + * @enable_vblank: enable crtc vblank irq. + * @disable_vblank: disable crtc vblank irq. + */ +struct rockchip_crtc_funcs { + int (*enable_vblank)(struct drm_crtc *crtc); + void (*disable_vblank)(struct drm_crtc *crtc); +}; + +/* + * Rockchip drm private structure. + * + * @crtc: array of enabled CRTCs, used to map from "pipe" to drm_crtc. + * @num_pipe: number of pipes for this device. + */ +struct rockchip_drm_private { + struct drm_fb_helper fbdev_helper; + struct drm_gem_object *fbdev_bo; + const struct rockchip_crtc_funcs *crtc_funcs[ROCKCHIP_MAX_CRTC]; +}; + +int rockchip_register_crtc_funcs(struct drm_device *dev, + const struct rockchip_crtc_funcs *crtc_funcs, + int pipe); +void rockchip_unregister_crtc_funcs(struct drm_device *dev, int pipe); +int rockchip_drm_encoder_get_mux_id(struct device_node *node, + struct drm_encoder *encoder); +int rockchip_drm_crtc_mode_config(struct drm_crtc *crtc, int connector_type, + int out_mode); +int rockchip_drm_dma_attach_device(struct drm_device *drm_dev, + struct device *dev); +void rockchip_drm_dma_detach_device(struct drm_device *drm_dev, + struct device *dev); + +#endif /* _ROCKCHIP_DRM_DRV_H_ */ |