drivers/gpu/drm/rockchip/rockchip_drm_drv.h

Source file repositories/reference/linux-study-clean/drivers/gpu/drm/rockchip/rockchip_drm_drv.h

File Facts

System
Linux kernel
Corpus path
drivers/gpu/drm/rockchip/rockchip_drm_drv.h
Extension
.h
Size
3142 bytes
Lines
108
Domain
Driver Families
Bucket
drivers/gpu
Inferred role
Driver Families: implementation source
Status
source implementation candidate

Why This File Exists

Repeatable hardware-adapter layer. Deep compatibility for every driver is out of scope; this atlas records patterns, probe lifecycles, bus glue, IRQ/DMA usage, and links back to core abstractions.

Dependency Surface

Detected Declarations

Annotated Snippet

struct rockchip_crtc_state {
	struct drm_crtc_state base;
	int output_type;
	int output_mode;
	int output_bpc;
	int output_flags;
	bool enable_afbc;
	bool yuv_overlay;
	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_dp_driver;
extern struct platform_driver dw_hdmi_rockchip_pltfm_driver;
extern struct platform_driver dw_hdmi_qp_rockchip_pltfm_driver;
extern struct platform_driver dw_mipi_dsi_rockchip_driver;
extern struct platform_driver dw_mipi_dsi2_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_ */

Annotation

Implementation Notes