debug.c

  1// SPDX-License-Identifier: BSD-3-Clause-Clear
  2/*
  3 * Copyright (c) 2018-2019 The Linux Foundation. All rights reserved.
  4 * Copyright (c) 2023 Qualcomm Innovation Center, Inc. All rights reserved.
  5 * Copyright (c) Qualcomm Technologies, Inc. and/or its subsidiaries.
  6 */
  7
  8#include <linux/export.h>
  9#include <linux/vmalloc.h>
 10#include "core.h"
 11#include "debug.h"
 12
 13void ath11k_info(struct ath11k_base *ab, const char *fmt, ...)
 14{
 15	struct va_format vaf = {
 16		.fmt = fmt,
 17	};
 18	va_list args;
 19
 20	va_start(args, fmt);
 21	vaf.va = &args;
 22	dev_info(ab->dev, "%pV", &vaf);
 23	trace_ath11k_log_info(ab, &vaf);
 24	va_end(args);
 25}
 26EXPORT_SYMBOL(ath11k_info);
 27
 28void ath11k_err(struct ath11k_base *ab, const char *fmt, ...)
 29{
 30	struct va_format vaf = {
 31		.fmt = fmt,
 32	};
 33	va_list args;
 34
 35	va_start(args, fmt);
 36	vaf.va = &args;
 37	dev_err(ab->dev, "%pV", &vaf);
 38	trace_ath11k_log_err(ab, &vaf);
 39	va_end(args);
 40}
 41EXPORT_SYMBOL(ath11k_err);
 42
 43void ath11k_warn(struct ath11k_base *ab, const char *fmt, ...)
 44{
 45	struct va_format vaf = {
 46		.fmt = fmt,
 47	};
 48	va_list args;
 49
 50	va_start(args, fmt);
 51	vaf.va = &args;
 52	dev_warn_ratelimited(ab->dev, "%pV", &vaf);
 53	trace_ath11k_log_warn(ab, &vaf);
 54	va_end(args);
 55}
 56EXPORT_SYMBOL(ath11k_warn);
 57
 58#ifdef CONFIG_ATH11K_DEBUG
 59
 60void __ath11k_dbg(struct ath11k_base *ab, enum ath11k_debug_mask mask,
 61		  const char *fmt, ...)
 62{
 63	struct va_format vaf;
 64	va_list args;
 65
 66	va_start(args, fmt);
 67
 68	vaf.fmt = fmt;
 69	vaf.va = &args;
 70
 71	if (ath11k_debug_mask & mask)
 72		dev_printk(KERN_DEBUG, ab->dev, "%s %pV", ath11k_dbg_str(mask), &vaf);
 73
 74	trace_ath11k_log_dbg(ab, mask, &vaf);
 75
 76	va_end(args);
 77}
 78EXPORT_SYMBOL(__ath11k_dbg);
 79
 80void ath11k_dbg_dump(struct ath11k_base *ab,
 81		     enum ath11k_debug_mask mask,
 82		     const char *msg, const char *prefix,
 83		     const void *buf, size_t len)
 84{
 85	char linebuf[256];
 86	size_t linebuflen;
 87	const void *ptr;
 88
 89	if (ath11k_debug_mask & mask) {
 90		if (msg)
 91			__ath11k_dbg(ab, mask, "%s\n", msg);
 92
 93		for (ptr = buf; (ptr - buf) < len; ptr += 16) {
 94			linebuflen = 0;
 95			linebuflen += scnprintf(linebuf + linebuflen,
 96						sizeof(linebuf) - linebuflen,
 97						"%s%08x: ",
 98						(prefix ? prefix : ""),
 99						(unsigned int)(ptr - buf));
100			hex_dump_to_buffer(ptr, len - (ptr - buf), 16, 1,
101					   linebuf + linebuflen,
102					   sizeof(linebuf) - linebuflen, true);
103			dev_printk(KERN_DEBUG, ab->dev, "%s\n", linebuf);
104		}
105	}
106
107	/* tracing code doesn't like null strings */
108	trace_ath11k_log_dbg_dump(ab, msg ? msg : "", prefix ? prefix : "",
109				  buf, len);
110}
111EXPORT_SYMBOL(ath11k_dbg_dump);
112
113#endif /* CONFIG_ATH11K_DEBUG */