ath/ath11k/debug.c

0001 // SPDX-License-Identifier: BSD-3-Clause-Clear
0002 /*
0003  * Copyright (c) 2018-2019 The Linux Foundation. All rights reserved.
0004  */
0005
0006 #include <linux/vmalloc.h>
0007 #include "core.h"
0008 #include "debug.h"
0009
0010 void ath11k_info(struct ath11k_base *ab, const char *fmt, ...)
0011 {
0012     struct va_format vaf = {
0013         .fmt = fmt,
0014     };
0015     va_list args;
0016
0017     va_start(args, fmt);
0018     vaf.va = &args;
0019     dev_info(ab->dev, "%pV", &vaf);
0020     trace_ath11k_log_info(ab, &vaf);
0021     va_end(args);
0022 }
0023 EXPORT_SYMBOL(ath11k_info);
0024
0025 void ath11k_err(struct ath11k_base *ab, const char *fmt, ...)
0026 {
0027     struct va_format vaf = {
0028         .fmt = fmt,
0029     };
0030     va_list args;
0031
0032     va_start(args, fmt);
0033     vaf.va = &args;
0034     dev_err(ab->dev, "%pV", &vaf);
0035     trace_ath11k_log_err(ab, &vaf);
0036     va_end(args);
0037 }
0038 EXPORT_SYMBOL(ath11k_err);
0039
0040 void ath11k_warn(struct ath11k_base *ab, const char *fmt, ...)
0041 {
0042     struct va_format vaf = {
0043         .fmt = fmt,
0044     };
0045     va_list args;
0046
0047     va_start(args, fmt);
0048     vaf.va = &args;
0049     dev_warn_ratelimited(ab->dev, "%pV", &vaf);
0050     trace_ath11k_log_warn(ab, &vaf);
0051     va_end(args);
0052 }
0053 EXPORT_SYMBOL(ath11k_warn);
0054
0055 #ifdef CONFIG_ATH11K_DEBUG
0056
0057 void __ath11k_dbg(struct ath11k_base *ab, enum ath11k_debug_mask mask,
0058           const char *fmt, ...)
0059 {
0060     struct va_format vaf;
0061     va_list args;
0062
0063     va_start(args, fmt);
0064
0065     vaf.fmt = fmt;
0066     vaf.va = &args;
0067
0068     if (ath11k_debug_mask & mask)
0069         dev_printk(KERN_DEBUG, ab->dev, "%pV", &vaf);
0070
0071     trace_ath11k_log_dbg(ab, mask, &vaf);
0072
0073     va_end(args);
0074 }
0075 EXPORT_SYMBOL(__ath11k_dbg);
0076
0077 void ath11k_dbg_dump(struct ath11k_base *ab,
0078              enum ath11k_debug_mask mask,
0079              const char *msg, const char *prefix,
0080              const void *buf, size_t len)
0081 {
0082     char linebuf[256];
0083     size_t linebuflen;
0084     const void *ptr;
0085
0086     if (ath11k_debug_mask & mask) {
0087         if (msg)
0088             __ath11k_dbg(ab, mask, "%s\n", msg);
0089
0090         for (ptr = buf; (ptr - buf) < len; ptr += 16) {
0091             linebuflen = 0;
0092             linebuflen += scnprintf(linebuf + linebuflen,
0093                         sizeof(linebuf) - linebuflen,
0094                         "%s%08x: ",
0095                         (prefix ? prefix : ""),
0096                         (unsigned int)(ptr - buf));
0097             hex_dump_to_buffer(ptr, len - (ptr - buf), 16, 1,
0098                        linebuf + linebuflen,
0099                        sizeof(linebuf) - linebuflen, true);
0100             dev_printk(KERN_DEBUG, ab->dev, "%s\n", linebuf);
0101         }
0102     }
0103
0104     /* tracing code doesn't like null strings */
0105     trace_ath11k_log_dbg_dump(ab, msg ? msg : "", prefix ? prefix : "",
0106                   buf, len);
0107 }
0108 EXPORT_SYMBOL(ath11k_dbg_dump);
0109
0110 #endif /* CONFIG_ATH11K_DEBUG */