drivers/accel/amdxdna/amdxdna_error.h

Source file repositories/reference/linux-study-clean/drivers/accel/amdxdna/amdxdna_error.h

File Facts

System
Linux kernel
Corpus path
drivers/accel/amdxdna/amdxdna_error.h
Extension
.h
Size
1805 bytes
Lines
60
Domain
Driver Families
Bucket
drivers/accel
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 _AMDXDNA_ERROR_H_
#define _AMDXDNA_ERROR_H_

#include <linux/bitfield.h>
#include <linux/bits.h>

#define AMDXDNA_ERR_DRV_AIE		4
#define AMDXDNA_ERR_SEV_CRITICAL	3
#define AMDXDNA_ERR_CLASS_AIE		2

#define AMDXDNA_ERR_NUM_MASK		GENMASK_U64(15, 0)
#define AMDXDNA_ERR_DRV_MASK		GENMASK_U64(23, 16)
#define AMDXDNA_ERR_SEV_MASK		GENMASK_U64(31, 24)
#define AMDXDNA_ERR_MOD_MASK		GENMASK_U64(39, 32)
#define AMDXDNA_ERR_CLASS_MASK		GENMASK_U64(47, 40)

enum amdxdna_error_num {
	AMDXDNA_ERROR_NUM_AIE_SATURATION = 3,
	AMDXDNA_ERROR_NUM_AIE_FP,
	AMDXDNA_ERROR_NUM_AIE_STREAM,
	AMDXDNA_ERROR_NUM_AIE_ACCESS,
	AMDXDNA_ERROR_NUM_AIE_BUS,
	AMDXDNA_ERROR_NUM_AIE_INSTRUCTION,
	AMDXDNA_ERROR_NUM_AIE_ECC,
	AMDXDNA_ERROR_NUM_AIE_LOCK,
	AMDXDNA_ERROR_NUM_AIE_DMA,
	AMDXDNA_ERROR_NUM_AIE_MEM_PARITY,
	AMDXDNA_ERROR_NUM_UNKNOWN = 15,
};

enum amdxdna_error_module {
	AMDXDNA_ERROR_MODULE_AIE_CORE = 3,
	AMDXDNA_ERROR_MODULE_AIE_MEMORY,
	AMDXDNA_ERROR_MODULE_AIE_SHIM,
	AMDXDNA_ERROR_MODULE_AIE_NOC,
	AMDXDNA_ERROR_MODULE_AIE_PL,
	AMDXDNA_ERROR_MODULE_UNKNOWN = 8,
};

#define AMDXDNA_ERROR_ENCODE(err_num, err_mod)				\
	(FIELD_PREP(AMDXDNA_ERR_NUM_MASK, err_num) |			\
	 FIELD_PREP_CONST(AMDXDNA_ERR_DRV_MASK, AMDXDNA_ERR_DRV_AIE) |	\
	 FIELD_PREP_CONST(AMDXDNA_ERR_SEV_MASK, AMDXDNA_ERR_SEV_CRITICAL) | \
	 FIELD_PREP(AMDXDNA_ERR_MOD_MASK, err_mod) |			\
	 FIELD_PREP_CONST(AMDXDNA_ERR_CLASS_MASK, AMDXDNA_ERR_CLASS_AIE))

#define AMDXDNA_EXTRA_ERR_COL_MASK	GENMASK_U64(7, 0)
#define AMDXDNA_EXTRA_ERR_ROW_MASK	GENMASK_U64(15, 8)

#define AMDXDNA_EXTRA_ERR_ENCODE(row, col)				\
	(FIELD_PREP(AMDXDNA_EXTRA_ERR_COL_MASK, col) |			\
	 FIELD_PREP(AMDXDNA_EXTRA_ERR_ROW_MASK, row))

#endif /* _AMDXDNA_ERROR_H_ */

Annotation

Implementation Notes