diff options
Diffstat (limited to 'drivers/gpu/drm/rockchip/rockchip_drm_drv.h')
| -rw-r--r-- | drivers/gpu/drm/rockchip/rockchip_drm_drv.h | 85 |
1 files changed, 85 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 000000000..164144083 --- /dev/null +++ b/drivers/gpu/drm/rockchip/rockchip_drm_drv.h @@ -0,0 +1,85 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/* + * Copyright (C) Fuzhou Rockchip Electronics Co.Ltd + * Author:Mark Yao <mark.yao@rock-chips.com> + * + * based on exynos_drm_drv.h + */ + +#ifndef _ROCKCHIP_DRM_DRV_H +#define _ROCKCHIP_DRM_DRV_H + +#include <drm/drm_fb_helper.h> +#include <drm/drm_atomic_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 4 + +struct drm_device; +struct drm_connector; +struct iommu_domain; + +struct rockchip_crtc_state { + struct drm_crtc_state base; + int output_type; + int output_mode; + int output_bpc; + int output_flags; + bool enable_afbc; + u32 bus_format; + u32 bus_flags; + int color_space; +}; +#define to_rockchip_crtc_state(s) \ + container_of(s, struct rockchip_crtc_state, base) + +/* + * 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. + * @mm_lock: protect drm_mm on multi-threads. + */ +struct rockchip_drm_private { + struct iommu_domain *domain; + struct device *iommu_dev; + struct mutex mm_lock; + struct drm_mm mm; +}; + +struct rockchip_encoder { + int crtc_endpoint_id; + struct drm_encoder encoder; +}; + +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); +void rockchip_drm_dma_init_device(struct drm_device *drm_dev, + struct device *dev); +int rockchip_drm_wait_vact_end(struct drm_crtc *crtc, unsigned int mstimeout); +int rockchip_drm_encoder_set_crtc_endpoint_id(struct rockchip_encoder *rencoder, + struct device_node *np, int port, int reg); +int rockchip_drm_endpoint_is_subdriver(struct device_node *ep); +extern struct platform_driver cdn_dp_driver; +extern struct platform_driver dw_hdmi_rockchip_pltfm_driver; +extern struct platform_driver dw_mipi_dsi_rockchip_driver; +extern struct platform_driver inno_hdmi_driver; +extern struct platform_driver rockchip_dp_driver; +extern struct platform_driver rockchip_lvds_driver; +extern struct platform_driver vop_platform_driver; +extern struct platform_driver rk3066_hdmi_driver; +extern struct platform_driver vop2_platform_driver; + +static inline struct rockchip_encoder *to_rockchip_encoder(struct drm_encoder *encoder) +{ + return container_of(encoder, struct rockchip_encoder, encoder); +} + +#endif /* _ROCKCHIP_DRM_DRV_H_ */ |