drivers/platform/mellanox/mlxbf-tmfifo-regs.h

Source file repositories/reference/linux-study-clean/drivers/platform/mellanox/mlxbf-tmfifo-regs.h

File Facts

System
Linux kernel
Corpus path
drivers/platform/mellanox/mlxbf-tmfifo-regs.h
Extension
.h
Size
3105 bytes
Lines
74
Domain
Driver Families
Bucket
drivers/platform
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 __MLXBF_TMFIFO_REGS_H__
#define __MLXBF_TMFIFO_REGS_H__

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

#define MLXBF_TMFIFO_TX_DATA				0x00
#define MLXBF_TMFIFO_TX_STS				0x08
#define MLXBF_TMFIFO_TX_STS__LENGTH			0x0001
#define MLXBF_TMFIFO_TX_STS__COUNT_SHIFT		0
#define MLXBF_TMFIFO_TX_STS__COUNT_WIDTH		9
#define MLXBF_TMFIFO_TX_STS__COUNT_RESET_VAL		0
#define MLXBF_TMFIFO_TX_STS__COUNT_RMASK		GENMASK_ULL(8, 0)
#define MLXBF_TMFIFO_TX_STS__COUNT_MASK			GENMASK_ULL(8, 0)
#define MLXBF_TMFIFO_TX_CTL				0x10
#define MLXBF_TMFIFO_TX_CTL__LENGTH			0x0001
#define MLXBF_TMFIFO_TX_CTL__LWM_SHIFT			0
#define MLXBF_TMFIFO_TX_CTL__LWM_WIDTH			8
#define MLXBF_TMFIFO_TX_CTL__LWM_RESET_VAL		128
#define MLXBF_TMFIFO_TX_CTL__LWM_RMASK			GENMASK_ULL(7, 0)
#define MLXBF_TMFIFO_TX_CTL__LWM_MASK			GENMASK_ULL(7, 0)
#define MLXBF_TMFIFO_TX_CTL__HWM_SHIFT			8
#define MLXBF_TMFIFO_TX_CTL__HWM_WIDTH			8
#define MLXBF_TMFIFO_TX_CTL__HWM_RESET_VAL		128
#define MLXBF_TMFIFO_TX_CTL__HWM_RMASK			GENMASK_ULL(7, 0)
#define MLXBF_TMFIFO_TX_CTL__HWM_MASK			GENMASK_ULL(15, 8)
#define MLXBF_TMFIFO_TX_CTL__MAX_ENTRIES_SHIFT		32
#define MLXBF_TMFIFO_TX_CTL__MAX_ENTRIES_WIDTH		9
#define MLXBF_TMFIFO_TX_CTL__MAX_ENTRIES_RESET_VAL	256
#define MLXBF_TMFIFO_TX_CTL__MAX_ENTRIES_RMASK		GENMASK_ULL(8, 0)
#define MLXBF_TMFIFO_TX_CTL__MAX_ENTRIES_MASK		GENMASK_ULL(40, 32)
#define MLXBF_TMFIFO_RX_DATA				0x00
#define MLXBF_TMFIFO_RX_STS				0x08
#define MLXBF_TMFIFO_RX_STS__LENGTH			0x0001
#define MLXBF_TMFIFO_RX_STS__COUNT_SHIFT		0
#define MLXBF_TMFIFO_RX_STS__COUNT_WIDTH		9
#define MLXBF_TMFIFO_RX_STS__COUNT_RESET_VAL		0
#define MLXBF_TMFIFO_RX_STS__COUNT_RMASK		GENMASK_ULL(8, 0)
#define MLXBF_TMFIFO_RX_STS__COUNT_MASK			GENMASK_ULL(8, 0)
#define MLXBF_TMFIFO_RX_CTL				0x10
#define MLXBF_TMFIFO_RX_CTL__LENGTH			0x0001
#define MLXBF_TMFIFO_RX_CTL__LWM_SHIFT			0
#define MLXBF_TMFIFO_RX_CTL__LWM_WIDTH			8
#define MLXBF_TMFIFO_RX_CTL__LWM_RESET_VAL		128
#define MLXBF_TMFIFO_RX_CTL__LWM_RMASK			GENMASK_ULL(7, 0)
#define MLXBF_TMFIFO_RX_CTL__LWM_MASK			GENMASK_ULL(7, 0)
#define MLXBF_TMFIFO_RX_CTL__HWM_SHIFT			8
#define MLXBF_TMFIFO_RX_CTL__HWM_WIDTH			8
#define MLXBF_TMFIFO_RX_CTL__HWM_RESET_VAL		128
#define MLXBF_TMFIFO_RX_CTL__HWM_RMASK			GENMASK_ULL(7, 0)
#define MLXBF_TMFIFO_RX_CTL__HWM_MASK			GENMASK_ULL(15, 8)
#define MLXBF_TMFIFO_RX_CTL__MAX_ENTRIES_SHIFT		32
#define MLXBF_TMFIFO_RX_CTL__MAX_ENTRIES_WIDTH		9
#define MLXBF_TMFIFO_RX_CTL__MAX_ENTRIES_RESET_VAL	256
#define MLXBF_TMFIFO_RX_CTL__MAX_ENTRIES_RMASK		GENMASK_ULL(8, 0)
#define MLXBF_TMFIFO_RX_CTL__MAX_ENTRIES_MASK		GENMASK_ULL(40, 32)

/* BF3 register offsets within resource 0. */
#define MLXBF_TMFIFO_RX_DATA_BF3	0x0000
#define MLXBF_TMFIFO_TX_DATA_BF3	0x1000

/* BF3 register offsets within resource 1. */
#define MLXBF_TMFIFO_RX_STS_BF3		0x0000
#define MLXBF_TMFIFO_RX_CTL_BF3		0x0008
#define MLXBF_TMFIFO_TX_STS_BF3		0x0100
#define MLXBF_TMFIFO_TX_CTL_BF3		0x0108

#endif /* !defined(__MLXBF_TMFIFO_REGS_H__) */

Annotation

Implementation Notes