summaryrefslogtreecommitdiffstats
path: root/drivers/staging/cxt1e1/sbeproc.c
blob: 353c001d3fbeec2f7f836c131a1181a2b3a9bf82 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
/* Copyright (C) 2004-2005  SBE, Inc.
 *
 *   This program is free software; you can redistribute it and/or modify
 *   it under the terms of the GNU General Public License as published by
 *   the Free Software Foundation; either version 2 of the License, or
 *   (at your option) any later version.
 *
 *   This program is distributed in the hope that it will be useful,
 *   but WITHOUT ANY WARRANTY; without even the implied warranty of
 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *   GNU General Public License for more details.
 */

#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt

#include <linux/types.h>
#include <linux/module.h>
#include <linux/errno.h>
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/proc_fs.h>
#include <linux/seq_file.h>
#include <linux/sched.h>
#include <asm/uaccess.h>
#include "pmcc4_sysdep.h"
#include "sbecom_inline_linux.h"
#include "pmcc4_private.h"
#include "sbeproc.h"

extern void sbecom_get_brdinfo(ci_t *, struct sbe_brd_info *, u_int8_t *);
extern struct s_hdw_info hdw_info[MAX_BOARDS];

void sbecom_proc_brd_cleanup(ci_t *ci)
{
	if (ci->dir_dev) {
		char dir[7 + SBE_IFACETMPL_SIZE + 1];
		snprintf(dir, sizeof(dir), "driver/%s", ci->devname);
		remove_proc_entry("info", ci->dir_dev);
		remove_proc_entry(dir, NULL);
		ci->dir_dev = NULL;
	}
}

static void sbecom_proc_get_brdinfo(ci_t *ci, struct sbe_brd_info *bip)
{
	hdw_info_t *hi = &hdw_info[ci->brdno];
	u_int8_t *bsn = NULL;

	switch (hi->promfmt)
	{
	case PROM_FORMAT_TYPE1:
		bsn = (u_int8_t *) hi->mfg_info.pft1.Serial;
		break;
	case PROM_FORMAT_TYPE2:
		bsn = (u_int8_t *) hi->mfg_info.pft2.Serial;
		break;
	}

	sbecom_get_brdinfo (ci, bip, bsn);

	pr_devel(">> sbecom_get_brdinfo: returned, first_if %p <%s> last_if %p <%s>\n",
		 bip->first_iname, bip->first_iname,
		 bip->last_iname, bip->last_iname);
}

/*
 * Describe the driver state through /proc
 */
static int sbecom_proc_get_sbe_info(struct seq_file *m, void *v)
{
	ci_t       *ci = m->private;
	char       *spd;
	struct sbe_brd_info *bip;

	if (!(bip = OS_kmalloc(sizeof(struct sbe_brd_info))))
		return -ENOMEM;

	pr_devel(">> sbecom_proc_get_sbe_info: entered\n");

	sbecom_proc_get_brdinfo(ci, bip);

	seq_puts(m, "Board Type:    ");
	switch (bip->brd_id) {
	case SBE_BOARD_ID(PCI_VENDOR_ID_SBE, PCI_DEVICE_ID_WANPMC_C1T3):
		seq_puts(m, "wanPMC-C1T3");
		break;
	case SBE_BOARD_ID(PCI_VENDOR_ID_SBE, PCI_DEVICE_ID_WANPTMC_256T3_E1):
		seq_puts(m, "wanPTMC-256T3 <E1>");
		break;
	case SBE_BOARD_ID(PCI_VENDOR_ID_SBE, PCI_DEVICE_ID_WANPTMC_256T3_T1):
		seq_puts(m, "wanPTMC-256T3 <T1>");
		break;
	case SBE_BOARD_ID(PCI_VENDOR_ID_SBE, PCI_DEVICE_ID_WANPTMC_C24TE1):
		seq_puts(m, "wanPTMC-C24TE1");
		break;

	case SBE_BOARD_ID(PCI_VENDOR_ID_SBE, PCI_DEVICE_ID_WANPMC_C4T1E1):
	case SBE_BOARD_ID(PCI_VENDOR_ID_SBE, PCI_DEVICE_ID_WANPMC_C4T1E1_L):
		seq_puts(m, "wanPMC-C4T1E1");
		break;
	case SBE_BOARD_ID(PCI_VENDOR_ID_SBE, PCI_DEVICE_ID_WANPMC_C2T1E1):
	case SBE_BOARD_ID(PCI_VENDOR_ID_SBE, PCI_DEVICE_ID_WANPMC_C2T1E1_L):
		seq_puts(m, "wanPMC-C2T1E1");
		break;
	case SBE_BOARD_ID(PCI_VENDOR_ID_SBE, PCI_DEVICE_ID_WANPMC_C1T1E1):
	case SBE_BOARD_ID(PCI_VENDOR_ID_SBE, PCI_DEVICE_ID_WANPMC_C1T1E1_L):
		seq_puts(m, "wanPMC-C1T1E1");
		break;

	case SBE_BOARD_ID(PCI_VENDOR_ID_SBE, PCI_DEVICE_ID_WANPCI_C4T1E1):
		seq_puts(m, "wanPCI-C4T1E1");
		break;
	case SBE_BOARD_ID(PCI_VENDOR_ID_SBE, PCI_DEVICE_ID_WANPCI_C2T1E1):
		seq_puts(m, "wanPCI-C2T1E1");
		break;
	case SBE_BOARD_ID(PCI_VENDOR_ID_SBE, PCI_DEVICE_ID_WANPCI_C1T1E1):
		seq_puts(m, "wanPCI-C1T1E1");
		break;

	default:
		seq_puts(m, "unknown");
		break;
	}

	seq_printf(m, "  [%08X]\n", bip->brd_id);

	seq_printf(m, "Board Number:  %d\n", bip->brdno);
	seq_printf(m, "Hardware ID:   0x%02X\n", ci->hdw_bid);
	seq_printf(m, "Board SN:      %06X\n", bip->brd_sn);
	seq_printf(m, "Board MAC:     %pMF\n", bip->brd_mac_addr);
	seq_printf(m, "Ports:         %d\n", ci->max_port);
	seq_printf(m, "Channels:      %d\n", bip->brd_chan_cnt);
#if 1
	seq_printf(m, "Interface:     %s -> %s\n",
		   bip->first_iname, bip->last_iname);
#else
	seq_printf(m, "Interface:     <not available> 1st %p lst %p\n",
		   bip->first_iname, bip->last_iname);
#endif

	switch (bip->brd_pci_speed) {
	case BINFO_PCI_SPEED_33:
		spd = "33Mhz";
		break;
	case BINFO_PCI_SPEED_66:
		spd = "66Mhz";
		break;
	default:
		spd = "<not available>";
		break;
	}
	seq_printf(m, "PCI Bus Speed: %s\n", spd);
	seq_printf(m, "Release:       %s\n", ci->release);

#ifdef SBE_PMCC4_ENABLE
	{
		extern int cxt1e1_max_mru;
#if 0
		extern int max_chans_used;
		extern int cxt1e1_max_mtu;
#endif
		extern int max_rxdesc_used, max_txdesc_used;

		seq_printf(m, "\ncxt1e1_max_mru:         %d\n", cxt1e1_max_mru);
#if 0
		seq_printf(m, "\nmax_chans_used:  %d\n", max_chans_used);
		seq_printf(m, "cxt1e1_max_mtu:         %d\n", cxt1e1_max_mtu);
#endif
		seq_printf(m, "max_rxdesc_used: %d\n", max_rxdesc_used);
		seq_printf(m, "max_txdesc_used: %d\n", max_txdesc_used);
	}
#endif

	kfree(bip);

	pr_devel(">> proc_fs: finished\n");
	return 0;
}

/*
 * seq_file wrappers for procfile show routines.
 */
static int sbecom_proc_open(struct inode *inode, struct file *file)
{
	return single_open(file, sbecom_proc_get_sbe_info, PDE_DATA(inode));
}

static const struct file_operations sbecom_proc_fops = {
	.open		= sbecom_proc_open,
	.read		= seq_read,
	.llseek		= seq_lseek,
	.release	= single_release,
};

/*
 * Initialize the /proc subsystem for the specific SBE driver
 */
int __init sbecom_proc_brd_init(ci_t *ci)
{
	char dir[7 + SBE_IFACETMPL_SIZE + 1];

	snprintf(dir, sizeof(dir), "driver/%s", ci->devname);
	ci->dir_dev = proc_mkdir(dir, NULL);
	if (!ci->dir_dev) {
		pr_err("Unable to create directory /proc/driver/%s\n", ci->devname);
		goto fail;
	}

	if (!proc_create_data("info", S_IFREG | S_IRUGO, ci->dir_dev,
			      &sbecom_proc_fops, ci)) {
		pr_err("Unable to create entry /proc/driver/%s/info\n", ci->devname);
		goto fail;
	}
	return 0;

fail:
	sbecom_proc_brd_cleanup(ci);
	return 1;
}