xref: /linux/drivers/net/wireless/ath/ath11k/debug.c (revision be239684b18e1cdcafcf8c7face4a2f562c745ad)
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  */
6 
7 #include <linux/vmalloc.h>
8 #include "core.h"
9 #include "debug.h"
10 
11 void ath11k_info(struct ath11k_base *ab, const char *fmt, ...)
12 {
13 	struct va_format vaf = {
14 		.fmt = fmt,
15 	};
16 	va_list args;
17 
18 	va_start(args, fmt);
19 	vaf.va = &args;
20 	dev_info(ab->dev, "%pV", &vaf);
21 	trace_ath11k_log_info(ab, &vaf);
22 	va_end(args);
23 }
24 EXPORT_SYMBOL(ath11k_info);
25 
26 void ath11k_err(struct ath11k_base *ab, const char *fmt, ...)
27 {
28 	struct va_format vaf = {
29 		.fmt = fmt,
30 	};
31 	va_list args;
32 
33 	va_start(args, fmt);
34 	vaf.va = &args;
35 	dev_err(ab->dev, "%pV", &vaf);
36 	trace_ath11k_log_err(ab, &vaf);
37 	va_end(args);
38 }
39 EXPORT_SYMBOL(ath11k_err);
40 
41 void ath11k_warn(struct ath11k_base *ab, const char *fmt, ...)
42 {
43 	struct va_format vaf = {
44 		.fmt = fmt,
45 	};
46 	va_list args;
47 
48 	va_start(args, fmt);
49 	vaf.va = &args;
50 	dev_warn_ratelimited(ab->dev, "%pV", &vaf);
51 	trace_ath11k_log_warn(ab, &vaf);
52 	va_end(args);
53 }
54 EXPORT_SYMBOL(ath11k_warn);
55 
56 #ifdef CONFIG_ATH11K_DEBUG
57 
58 void __ath11k_dbg(struct ath11k_base *ab, enum ath11k_debug_mask mask,
59 		  const char *fmt, ...)
60 {
61 	struct va_format vaf;
62 	va_list args;
63 
64 	va_start(args, fmt);
65 
66 	vaf.fmt = fmt;
67 	vaf.va = &args;
68 
69 	if (ath11k_debug_mask & mask)
70 		dev_printk(KERN_DEBUG, ab->dev, "%s %pV", ath11k_dbg_str(mask), &vaf);
71 
72 	trace_ath11k_log_dbg(ab, mask, &vaf);
73 
74 	va_end(args);
75 }
76 EXPORT_SYMBOL(__ath11k_dbg);
77 
78 void ath11k_dbg_dump(struct ath11k_base *ab,
79 		     enum ath11k_debug_mask mask,
80 		     const char *msg, const char *prefix,
81 		     const void *buf, size_t len)
82 {
83 	char linebuf[256];
84 	size_t linebuflen;
85 	const void *ptr;
86 
87 	if (ath11k_debug_mask & mask) {
88 		if (msg)
89 			__ath11k_dbg(ab, mask, "%s\n", msg);
90 
91 		for (ptr = buf; (ptr - buf) < len; ptr += 16) {
92 			linebuflen = 0;
93 			linebuflen += scnprintf(linebuf + linebuflen,
94 						sizeof(linebuf) - linebuflen,
95 						"%s%08x: ",
96 						(prefix ? prefix : ""),
97 						(unsigned int)(ptr - buf));
98 			hex_dump_to_buffer(ptr, len - (ptr - buf), 16, 1,
99 					   linebuf + linebuflen,
100 					   sizeof(linebuf) - linebuflen, true);
101 			dev_printk(KERN_DEBUG, ab->dev, "%s\n", linebuf);
102 		}
103 	}
104 
105 	/* tracing code doesn't like null strings */
106 	trace_ath11k_log_dbg_dump(ab, msg ? msg : "", prefix ? prefix : "",
107 				  buf, len);
108 }
109 EXPORT_SYMBOL(ath11k_dbg_dump);
110 
111 #endif /* CONFIG_ATH11K_DEBUG */
112