1// SPDX-License-Identifier: GPL-2.0
 2/*
 3 *	Copyright IBM Corp. 2001, 2007
 4 *	Authors:	Peter Tiedemann (ptiedem@de.ibm.com)
 5 *
 6 */
 7
 8#include <linux/stddef.h>
 9#include <linux/string.h>
10#include <linux/kernel.h>
11#include <linux/errno.h>
12#include <linux/ctype.h>
13#include <linux/sysctl.h>
14#include <linux/module.h>
15#include <linux/init.h>
16#include <linux/fs.h>
17#include <linux/debugfs.h>
18#include "ctcm_dbug.h"
19
20/*
21 * Debug Facility Stuff
22 */
23
24struct ctcm_dbf_info ctcm_dbf[CTCM_DBF_INFOS] = {
25	[CTCM_DBF_SETUP]     = {"ctc_setup", 8, 1, 64, CTC_DBF_INFO, NULL},
26	[CTCM_DBF_ERROR]     = {"ctc_error", 8, 1, 64, CTC_DBF_ERROR, NULL},
27	[CTCM_DBF_TRACE]     = {"ctc_trace", 8, 1, 64, CTC_DBF_ERROR, NULL},
28	[CTCM_DBF_MPC_SETUP] = {"mpc_setup", 8, 1, 80, CTC_DBF_INFO, NULL},
29	[CTCM_DBF_MPC_ERROR] = {"mpc_error", 8, 1, 80, CTC_DBF_ERROR, NULL},
30	[CTCM_DBF_MPC_TRACE] = {"mpc_trace", 8, 1, 80, CTC_DBF_ERROR, NULL},
31};
32
33void ctcm_unregister_dbf_views(void)
34{
35	int x;
36	for (x = 0; x < CTCM_DBF_INFOS; x++) {
37		debug_unregister(ctcm_dbf[x].id);
38		ctcm_dbf[x].id = NULL;
39	}
40}
41
42int ctcm_register_dbf_views(void)
43{
44	int x;
45	for (x = 0; x < CTCM_DBF_INFOS; x++) {
46		/* register the areas */
47		ctcm_dbf[x].id = debug_register(ctcm_dbf[x].name,
48						ctcm_dbf[x].pages,
49						ctcm_dbf[x].areas,
50						ctcm_dbf[x].len);
51		if (ctcm_dbf[x].id == NULL) {
52			ctcm_unregister_dbf_views();
53			return -ENOMEM;
54		}
55
56		/* register a view */
57		debug_register_view(ctcm_dbf[x].id, &debug_hex_ascii_view);
58		/* set a passing level */
59		debug_set_level(ctcm_dbf[x].id, ctcm_dbf[x].level);
60	}
61
62	return 0;
63}
64
65void ctcm_dbf_longtext(enum ctcm_dbf_names dbf_nix, int level, char *fmt, ...)
66{
67	char dbf_txt_buf[64];
68	va_list args;
69
70	if (!debug_level_enabled(ctcm_dbf[dbf_nix].id, level))
71		return;
72	va_start(args, fmt);
73	vscnprintf(dbf_txt_buf, sizeof(dbf_txt_buf), fmt, args);
74	va_end(args);
75
76	debug_text_event(ctcm_dbf[dbf_nix].id, level, dbf_txt_buf);
77}
78

 
 1/*
 2 *	Copyright IBM Corp. 2001, 2007
 3 *	Authors:	Peter Tiedemann (ptiedem@de.ibm.com)
 4 *
 5 */
 6
 7#include <linux/stddef.h>
 8#include <linux/string.h>
 9#include <linux/kernel.h>
10#include <linux/errno.h>
11#include <linux/ctype.h>
12#include <linux/sysctl.h>
13#include <linux/module.h>
14#include <linux/init.h>
15#include <linux/fs.h>
16#include <linux/debugfs.h>
17#include "ctcm_dbug.h"
18
19/*
20 * Debug Facility Stuff
21 */
22
23struct ctcm_dbf_info ctcm_dbf[CTCM_DBF_INFOS] = {
24	[CTCM_DBF_SETUP]     = {"ctc_setup", 8, 1, 64, CTC_DBF_INFO, NULL},
25	[CTCM_DBF_ERROR]     = {"ctc_error", 8, 1, 64, CTC_DBF_ERROR, NULL},
26	[CTCM_DBF_TRACE]     = {"ctc_trace", 8, 1, 64, CTC_DBF_ERROR, NULL},
27	[CTCM_DBF_MPC_SETUP] = {"mpc_setup", 8, 1, 80, CTC_DBF_INFO, NULL},
28	[CTCM_DBF_MPC_ERROR] = {"mpc_error", 8, 1, 80, CTC_DBF_ERROR, NULL},
29	[CTCM_DBF_MPC_TRACE] = {"mpc_trace", 8, 1, 80, CTC_DBF_ERROR, NULL},
30};
31
32void ctcm_unregister_dbf_views(void)
33{
34	int x;
35	for (x = 0; x < CTCM_DBF_INFOS; x++) {
36		debug_unregister(ctcm_dbf[x].id);
37		ctcm_dbf[x].id = NULL;
38	}
39}
40
41int ctcm_register_dbf_views(void)
42{
43	int x;
44	for (x = 0; x < CTCM_DBF_INFOS; x++) {
45		/* register the areas */
46		ctcm_dbf[x].id = debug_register(ctcm_dbf[x].name,
47						ctcm_dbf[x].pages,
48						ctcm_dbf[x].areas,
49						ctcm_dbf[x].len);
50		if (ctcm_dbf[x].id == NULL) {
51			ctcm_unregister_dbf_views();
52			return -ENOMEM;
53		}
54
55		/* register a view */
56		debug_register_view(ctcm_dbf[x].id, &debug_hex_ascii_view);
57		/* set a passing level */
58		debug_set_level(ctcm_dbf[x].id, ctcm_dbf[x].level);
59	}
60
61	return 0;
62}
63
64void ctcm_dbf_longtext(enum ctcm_dbf_names dbf_nix, int level, char *fmt, ...)
65{
66	char dbf_txt_buf[64];
67	va_list args;
68
69	if (!debug_level_enabled(ctcm_dbf[dbf_nix].id, level))
70		return;
71	va_start(args, fmt);
72	vsnprintf(dbf_txt_buf, sizeof(dbf_txt_buf), fmt, args);
73	va_end(args);
74
75	debug_text_event(ctcm_dbf[dbf_nix].id, level, dbf_txt_buf);
76}
77