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xe_printk.h

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linux-6.19.14/drivers/gpu/drm/xe/xe_printk.h C
  1/* SPDX-License-Identifier: MIT */
  2/*
  3 * Copyright © 2025 Intel Corporation
  4 */
  5
  6#ifndef _XE_PRINTK_H_
  7#define _XE_PRINTK_H_
  8
  9#include <drm/drm_print.h>
 10
 11#include "xe_device_types.h"
 12
 13#define __XE_PRINTK_FMT(_xe, _fmt, _args...)	_fmt, ##_args
 14
 15#define xe_printk(_xe, _level, _fmt, ...) \
 16	drm_##_level(&(_xe)->drm, __XE_PRINTK_FMT((_xe), _fmt, ## __VA_ARGS__))
 17
 18#define xe_err(_xe, _fmt, ...) \
 19	xe_printk((_xe), err, _fmt, ##__VA_ARGS__)
 20
 21#define xe_err_once(_xe, _fmt, ...) \
 22	xe_printk((_xe), err_once, _fmt, ##__VA_ARGS__)
 23
 24#define xe_err_ratelimited(_xe, _fmt, ...) \
 25	xe_printk((_xe), err_ratelimited, _fmt, ##__VA_ARGS__)
 26
 27#define xe_warn(_xe, _fmt, ...) \
 28	xe_printk((_xe), warn, _fmt, ##__VA_ARGS__)
 29
 30#define xe_notice(_xe, _fmt, ...) \
 31	xe_printk((_xe), notice, _fmt, ##__VA_ARGS__)
 32
 33#define xe_info(_xe, _fmt, ...) \
 34	xe_printk((_xe), info, _fmt, ##__VA_ARGS__)
 35
 36#define xe_dbg(_xe, _fmt, ...) \
 37	xe_printk((_xe), dbg, _fmt, ##__VA_ARGS__)
 38
 39#define xe_WARN_type(_xe, _type, _condition, _fmt, ...) \
 40	drm_WARN##_type(&(_xe)->drm, _condition, _fmt, ## __VA_ARGS__)
 41
 42#define xe_WARN(_xe, _condition, _fmt, ...) \
 43	xe_WARN_type((_xe),, _condition, __XE_PRINTK_FMT((_xe), _fmt, ## __VA_ARGS__))
 44
 45#define xe_WARN_ONCE(_xe, _condition, _fmt, ...) \
 46	xe_WARN_type((_xe), _ONCE, _condition, __XE_PRINTK_FMT((_xe), _fmt, ## __VA_ARGS__))
 47
 48#define xe_WARN_ON(_xe, _condition) \
 49	xe_WARN((_xe), _condition, "%s(%s)", "WARN_ON", __stringify(_condition))
 50
 51#define xe_WARN_ON_ONCE(_xe, _condition) \
 52	xe_WARN_ONCE((_xe), _condition, "%s(%s)", "WARN_ON_ONCE", __stringify(_condition))
 53
 54static inline void __xe_printfn_err(struct drm_printer *p, struct va_format *vaf)
 55{
 56	struct xe_device *xe = p->arg;
 57
 58	xe_err(xe, "%pV", vaf);
 59}
 60
 61static inline void __xe_printfn_info(struct drm_printer *p, struct va_format *vaf)
 62{
 63	struct xe_device *xe = p->arg;
 64
 65	xe_info(xe, "%pV", vaf);
 66}
 67
 68static inline void __xe_printfn_dbg(struct drm_printer *p, struct va_format *vaf)
 69{
 70	struct xe_device *xe = p->arg;
 71	struct drm_printer ddp;
 72
 73	/*
 74	 * The original xe_dbg() callsite annotations are useless here,
 75	 * redirect to the tweaked drm_dbg_printer() instead.
 76	 */
 77	ddp = drm_dbg_printer(&xe->drm, DRM_UT_DRIVER, NULL);
 78	ddp.origin = p->origin;
 79
 80	drm_printf(&ddp, __XE_PRINTK_FMT(xe, "%pV", vaf));
 81}
 82
 83/**
 84 * xe_err_printer - Construct a &drm_printer that outputs to xe_err()
 85 * @xe: the &xe_device pointer to use in xe_err()
 86 *
 87 * Return: The &drm_printer object.
 88 */
 89static inline struct drm_printer xe_err_printer(struct xe_device *xe)
 90{
 91	struct drm_printer p = {
 92		.printfn = __xe_printfn_err,
 93		.arg = xe,
 94	};
 95	return p;
 96}
 97
 98/**
 99 * xe_info_printer - Construct a &drm_printer that outputs to xe_info()
100 * @xe: the &xe_device pointer to use in xe_info()
101 *
102 * Return: The &drm_printer object.
103 */
104static inline struct drm_printer xe_info_printer(struct xe_device *xe)
105{
106	struct drm_printer p = {
107		.printfn = __xe_printfn_info,
108		.arg = xe,
109	};
110	return p;
111}
112
113/**
114 * xe_dbg_printer - Construct a &drm_printer that outputs like xe_dbg()
115 * @xe: the &xe_device pointer to use in xe_dbg()
116 *
117 * Return: The &drm_printer object.
118 */
119static inline struct drm_printer xe_dbg_printer(struct xe_device *xe)
120{
121	struct drm_printer p = {
122		.printfn = __xe_printfn_dbg,
123		.arg = xe,
124		.origin = (const void *)_THIS_IP_,
125	};
126	return p;
127}
128
129#endif
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