drivers/gpu/drm/sun4i/sun8i_csc.h

Source file repositories/reference/linux-study-clean/drivers/gpu/drm/sun4i/sun8i_csc.h

File Facts

System
Linux kernel
Corpus path
drivers/gpu/drm/sun4i/sun8i_csc.h
Extension
.h
Size
663 bytes
Lines
30
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

#ifndef _SUN8I_CSC_H_
#define _SUN8I_CSC_H_

#include <drm/drm_color_mgmt.h>

struct drm_plane_state;
struct sun8i_layer;

/* VI channel CSC units offsets */
#define CCSC00_OFFSET 0xAA050
#define CCSC01_OFFSET 0xFA050
#define CCSC01_D1_OFFSET 0xFA000
#define CCSC10_OFFSET 0xA0000
#define CCSC11_OFFSET 0xF0000

#define SUN8I_CSC_CTRL(base)		((base) + 0x0)
#define SUN8I_CSC_COEFF(base, i)	((base) + 0x10 + 4 * (i))

#define SUN8I_CSC_CTRL_EN		BIT(0)

void sun8i_csc_config(struct sun8i_layer *layer,
		      struct drm_plane_state *state);

#endif

Annotation

Implementation Notes