xref: /freebsd/sys/contrib/dev/athk/ath12k/debug.c (revision 2008043f386721d58158e37e0d7e50df8095942d)
1 // SPDX-License-Identifier: BSD-3-Clause-Clear
2 /*
3  * Copyright (c) 2018-2021 The Linux Foundation. All rights reserved.
4  * Copyright (c) 2021-2022 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 ath12k_info(struct ath12k_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 #if defined(__linux__)
21 	dev_info(ab->dev, "%pV", &vaf);
22 #elif defined(__FreeBSD__)
23 	{
24 		char *str;
25 		vasprintf(&str, M_KMALLOC, fmt, args);
26 		dev_printk(KERN_INFO, ab->dev, "%s", str);
27 		free(str, M_KMALLOC);
28 	}
29 #endif
30 	/* TODO: Trace the log */
31 	va_end(args);
32 }
33 
34 void ath12k_err(struct ath12k_base *ab, const char *fmt, ...)
35 {
36 	struct va_format vaf = {
37 		.fmt = fmt,
38 	};
39 	va_list args;
40 
41 	va_start(args, fmt);
42 	vaf.va = &args;
43 #if defined(__linux__)
44 	dev_err(ab->dev, "%pV", &vaf);
45 #elif defined(__FreeBSD__)
46 	{
47 		char *str;
48 		vasprintf(&str, M_KMALLOC, fmt, args);
49 		dev_printk(KERN_ERR, ab->dev, "%s", str);
50 		free(str, M_KMALLOC);
51 	}
52 #endif
53 	/* TODO: Trace the log */
54 	va_end(args);
55 }
56 
57 void ath12k_warn(struct ath12k_base *ab, const char *fmt, ...)
58 {
59 	struct va_format vaf = {
60 		.fmt = fmt,
61 	};
62 	va_list args;
63 
64 	va_start(args, fmt);
65 	vaf.va = &args;
66 #if defined(__linux__)
67 	dev_warn_ratelimited(ab->dev, "%pV", &vaf);
68 #elif defined(__FreeBSD__)
69 	{
70 		static linux_ratelimit_t __ratelimited;
71 
72 		if (linux_ratelimited(&__ratelimited)) {
73 			char *str;
74 			vasprintf(&str, M_KMALLOC, fmt, args);
75 			dev_printk(KERN_WARN, ab->dev, "%s", str);
76 			free(str, M_KMALLOC);
77 		}
78 	}
79 #endif
80 	/* TODO: Trace the log */
81 	va_end(args);
82 }
83 
84 #ifdef CONFIG_ATH12K_DEBUG
85 
86 void __ath12k_dbg(struct ath12k_base *ab, enum ath12k_debug_mask mask,
87 		  const char *fmt, ...)
88 {
89 	struct va_format vaf;
90 	va_list args;
91 
92 	va_start(args, fmt);
93 
94 	vaf.fmt = fmt;
95 	vaf.va = &args;
96 
97 	if (ath12k_debug_mask & mask)
98 #if defined(__linux__)
99 		dev_dbg(ab->dev, "%pV", &vaf);
100 #elif defined(__FreeBSD__)
101 	{
102 		char *str;
103 		vasprintf(&str, M_KMALLOC, fmt, args);
104 		dev_printk(KERN_DEBUG, ab->dev, "%s", str);
105 		free(str, M_KMALLOC);
106 	}
107 #endif
108 
109 	/* TODO: trace log */
110 
111 	va_end(args);
112 }
113 
114 void ath12k_dbg_dump(struct ath12k_base *ab,
115 		     enum ath12k_debug_mask mask,
116 		     const char *msg, const char *prefix,
117 		     const void *buf, size_t len)
118 {
119 #if defined(__linux__)
120 	char linebuf[256];
121 	size_t linebuflen;
122 	const void *ptr;
123 #elif defined(__FreeBSD__)
124 	struct sbuf *sb;
125 	int rc;
126 #endif
127 
128 	if (ath12k_debug_mask & mask) {
129 		if (msg)
130 			__ath12k_dbg(ab, mask, "%s\n", msg);
131 
132 #if defined(__linux__)
133 		for (ptr = buf; (ptr - buf) < len; ptr += 16) {
134 			linebuflen = 0;
135 			linebuflen += scnprintf(linebuf + linebuflen,
136 						sizeof(linebuf) - linebuflen,
137 						"%s%08x: ",
138 						(prefix ? prefix : ""),
139 						(unsigned int)(ptr - buf));
140 			hex_dump_to_buffer(ptr, len - (ptr - buf), 16, 1,
141 					   linebuf + linebuflen,
142 					   sizeof(linebuf) - linebuflen, true);
143 			dev_dbg(ab->dev, "%s\n", linebuf);
144 		}
145 #elif defined(__FreeBSD__)
146 		sb = sbuf_new_auto();
147 		if (sb == NULL)
148 			goto trace;
149 
150 		sbuf_hexdump(sb, buf, len, prefix, 0);
151 		sbuf_trim(sb);
152 		rc = sbuf_finish(sb);
153 		if (rc == 0)
154 			dev_printk(KERN_DEBUG, ab->dev, "%s\n", sbuf_data(sb));
155 		sbuf_delete(sb);
156 trace: ;
157 #endif
158 	}
159 }
160 
161 #endif /* CONFIG_ATH12K_DEBUG */
162