drivers/gpu/drm/amd/ras/ras_mgr/ras_sys.h

Source file repositories/reference/linux-study-clean/drivers/gpu/drm/amd/ras/ras_mgr/ras_sys.h

File Facts

System
Linux kernel
Corpus path
drivers/gpu/drm/amd/ras/ras_mgr/ras_sys.h
Extension
.h
Size
5347 bytes
Lines
120
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 __RAS_SYS_H__
#define __RAS_SYS_H__
#include <linux/stdarg.h>
#include <linux/printk.h>
#include <linux/dev_printk.h>
#include <linux/mempool.h>
#include "amdgpu.h"

#define RAS_DEV_ERR(device, fmt, ...)                                               \
	do {                                                                      \
		if (device)                                                             \
			dev_err(((struct amdgpu_device *)device)->dev, fmt, ##__VA_ARGS__); \
		else                                                                  \
			printk(KERN_ERR fmt, ##__VA_ARGS__);                              \
	} while (0)

#define RAS_DEV_WARN(device, fmt, ...)                                               \
	do {                                                                       \
		if (device)                                                              \
			dev_warn(((struct amdgpu_device *)device)->dev, fmt, ##__VA_ARGS__); \
		else                                                                   \
			printk(KERN_WARNING fmt, ##__VA_ARGS__);                           \
	} while (0)

#define RAS_DEV_WARN_RATELIMITED(device, fmt, ...)                                   \
	do {                                                                       \
		if (device)                                                              \
			dev_warn_ratelimited(((struct amdgpu_device *)device)->dev,        \
				fmt, ##__VA_ARGS__);                                            \
		else                                                                   \
			printk_ratelimited(KERN_WARNING fmt, ##__VA_ARGS__);               \
	} while (0)

#define RAS_DEV_INFO(device, fmt, ...)                                                 \
	do {                                                                         \
		if (device)                                                                \
			dev_info(((struct amdgpu_device *)device)->dev, fmt, ##__VA_ARGS__);   \
		else                                                                     \
			printk(KERN_INFO fmt, ##__VA_ARGS__);                                \
	} while (0)

#define RAS_DEV_DBG(device, fmt, ...)                                                  \
	do {                                                                         \
		if (device)                                                                \
			dev_dbg(((struct amdgpu_device *)device)->dev, fmt, ##__VA_ARGS__);    \
		else                                                                     \
			printk(KERN_DEBUG fmt, ##__VA_ARGS__);                               \
	} while (0)

#define RAS_INFO(fmt, ...)  printk(KERN_INFO fmt, ##__VA_ARGS__)

#define RAS_DEV_RREG32_SOC15(dev, ip, inst, reg) \
({ \
	struct amdgpu_device *adev = (struct amdgpu_device *)dev; \
	__RREG32_SOC15_RLC__(adev->reg_offset[ip##_HWIP][inst][reg##_BASE_IDX] + reg, \
			 0, ip##_HWIP, inst); \
})

#define RAS_DEV_WREG32_SOC15(dev, ip, inst, reg, value) \
({ \
	struct amdgpu_device *adev = (struct amdgpu_device *)dev; \
	__WREG32_SOC15_RLC__((adev->reg_offset[ip##_HWIP][inst][reg##_BASE_IDX] + reg), \
			  value, 0, ip##_HWIP, inst); \
})

/* GET_INST returns the physical instance corresponding to a logical instance */
#define RAS_GET_INST(dev, ip, inst) \
({ \
	struct amdgpu_device *adev = (struct amdgpu_device *)dev; \
	adev->ip_map.logical_to_dev_inst ? \
		adev->ip_map.logical_to_dev_inst(adev, ip##_HWIP, inst) : inst; \
})

#define RAS_GET_MASK(dev, ip, mask) \
({ \
	struct amdgpu_device *adev = (struct amdgpu_device *)dev; \
	(adev->ip_map.logical_to_dev_mask ? \
		adev->ip_map.logical_to_dev_mask(adev, ip##_HWIP, mask) : mask); \
})

static inline void *ras_radix_tree_delete_iter(struct radix_tree_root *root, void *iter)
{
	return radix_tree_delete(root, ((struct radix_tree_iter *)iter)->index);
}

static inline long ras_wait_event_interruptible_timeout(void *wq_head,
			int (*condition)(void *param), void *param, unsigned int timeout)
{
	return wait_event_interruptible_timeout(*(wait_queue_head_t *)wq_head,
				condition(param), timeout);

Annotation

Implementation Notes