drivers/gpu/drm/amd/display/dc/inc/core_status.h

Source file repositories/reference/linux-study-clean/drivers/gpu/drm/amd/display/dc/inc/core_status.h

File Facts

System
Linux kernel
Corpus path
drivers/gpu/drm/amd/display/dc/inc/core_status.h
Extension
.h
Size
2510 bytes
Lines
73
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 _CORE_STATUS_H_
#define _CORE_STATUS_H_

#include "dc_hw_types.h"

enum dc_status {
	DC_OK = 1,

	DC_NO_CONTROLLER_RESOURCE = 2,
	DC_NO_STREAM_ENC_RESOURCE = 3,
	DC_NO_CLOCK_SOURCE_RESOURCE = 4,
	DC_FAIL_CONTROLLER_VALIDATE = 5,
	DC_FAIL_ENC_VALIDATE = 6,
	DC_FAIL_ATTACH_SURFACES = 7,
	DC_FAIL_DETACH_SURFACES = 8,
	DC_FAIL_SURFACE_VALIDATE = 9,
	DC_NO_DP_LINK_BANDWIDTH = 10,
	DC_EXCEED_DONGLE_CAP = 11,
	DC_SURFACE_PIXEL_FORMAT_UNSUPPORTED = 12,
	DC_FAIL_BANDWIDTH_VALIDATE = 13, /* BW and Watermark validation */
	DC_FAIL_SCALING = 14,
	DC_FAIL_DP_LINK_TRAINING = 15,
	DC_FAIL_DSC_VALIDATE = 16,
	DC_NO_DSC_RESOURCE = 17,
	DC_FAIL_UNSUPPORTED_1 = 18,
	DC_FAIL_HDMI_FRL_LINK_TRAINING = 19,
	DC_NO_HDMI_FRL_LINK_BANDWIDTH = 20,
	DC_FAIL_CLK_EXCEED_MAX = 21,
	DC_FAIL_CLK_BELOW_MIN = 22, /*THIS IS MIN PER IP*/
	DC_FAIL_CLK_BELOW_CFG_REQUIRED = 23, /*THIS IS hard_min in PPLIB*/

	DC_NOT_SUPPORTED = 24,
	DC_UNSUPPORTED_VALUE = 25,

	DC_NO_LINK_ENC_RESOURCE = 26,
	DC_FAIL_DP_PAYLOAD_ALLOCATION = 27,
	DC_FAIL_DP_LINK_BANDWIDTH = 28,
	DC_FAIL_HW_CURSOR_SUPPORT = 29,
	DC_FAIL_DP_TUNNEL_BW_VALIDATE = 30,
	DC_ERROR_UNEXPECTED = -1
};

char *dc_status_to_str(enum dc_status status);
char *dc_pixel_encoding_to_str(enum dc_pixel_encoding pixel_encoding);
char *dc_color_depth_to_str(enum dc_color_depth color_depth);

#endif /* _CORE_STATUS_H_ */

Annotation

Implementation Notes