Bob Beers | 50ee11f | 2010-03-04 08:40:46 -0500 | [diff] [blame] | 1 | /* Copyright (C) 2004-2005 SBE, Inc. |
| 2 | * |
| 3 | * This program is free software; you can redistribute it and/or modify |
| 4 | * it under the terms of the GNU General Public License as published by |
| 5 | * the Free Software Foundation; either version 2 of the License, or |
| 6 | * (at your option) any later version. |
| 7 | * |
| 8 | * This program is distributed in the hope that it will be useful, |
| 9 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 10 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 11 | * GNU General Public License for more details. |
| 12 | */ |
| 13 | |
Joe Perches | e6e4d05 | 2010-05-03 11:02:44 -0700 | [diff] [blame] | 14 | #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt |
| 15 | |
Bob Beers | 50ee11f | 2010-03-04 08:40:46 -0500 | [diff] [blame] | 16 | #include <linux/types.h> |
| 17 | #include <linux/module.h> |
| 18 | #include <linux/errno.h> |
| 19 | #include <linux/kernel.h> |
| 20 | #include <linux/init.h> |
| 21 | #include <linux/proc_fs.h> |
David Howells | 766d100 | 2013-04-08 22:47:46 +0100 | [diff] [blame] | 22 | #include <linux/seq_file.h> |
Bob Beers | 50ee11f | 2010-03-04 08:40:46 -0500 | [diff] [blame] | 23 | #include <linux/sched.h> |
| 24 | #include <asm/uaccess.h> |
| 25 | #include "pmcc4_sysdep.h" |
| 26 | #include "sbecom_inline_linux.h" |
| 27 | #include "pmcc4_private.h" |
| 28 | #include "sbeproc.h" |
| 29 | |
David Howells | 766d100 | 2013-04-08 22:47:46 +0100 | [diff] [blame] | 30 | extern void sbecom_get_brdinfo(ci_t *, struct sbe_brd_info *, u_int8_t *); |
Bob Beers | 50ee11f | 2010-03-04 08:40:46 -0500 | [diff] [blame] | 31 | extern struct s_hdw_info hdw_info[MAX_BOARDS]; |
| 32 | |
David Howells | 766d100 | 2013-04-08 22:47:46 +0100 | [diff] [blame] | 33 | void sbecom_proc_brd_cleanup(ci_t *ci) |
Bob Beers | 50ee11f | 2010-03-04 08:40:46 -0500 | [diff] [blame] | 34 | { |
David Howells | 766d100 | 2013-04-08 22:47:46 +0100 | [diff] [blame] | 35 | if (ci->dir_dev) { |
| 36 | char dir[7 + SBE_IFACETMPL_SIZE + 1]; |
| 37 | snprintf(dir, sizeof(dir), "driver/%s", ci->devname); |
| 38 | remove_proc_entry("info", ci->dir_dev); |
| 39 | remove_proc_entry(dir, NULL); |
| 40 | ci->dir_dev = NULL; |
| 41 | } |
Bob Beers | 50ee11f | 2010-03-04 08:40:46 -0500 | [diff] [blame] | 42 | } |
| 43 | |
David Howells | 766d100 | 2013-04-08 22:47:46 +0100 | [diff] [blame] | 44 | static void sbecom_proc_get_brdinfo(ci_t *ci, struct sbe_brd_info *bip) |
Bob Beers | 50ee11f | 2010-03-04 08:40:46 -0500 | [diff] [blame] | 45 | { |
David Howells | 766d100 | 2013-04-08 22:47:46 +0100 | [diff] [blame] | 46 | hdw_info_t *hi = &hdw_info[ci->brdno]; |
Sachin Kamat | 95f5632 | 2013-09-27 09:36:32 +0530 | [diff] [blame] | 47 | u_int8_t *bsn = NULL; |
Bob Beers | 50ee11f | 2010-03-04 08:40:46 -0500 | [diff] [blame] | 48 | |
David Howells | 766d100 | 2013-04-08 22:47:46 +0100 | [diff] [blame] | 49 | switch (hi->promfmt) |
| 50 | { |
| 51 | case PROM_FORMAT_TYPE1: |
| 52 | bsn = (u_int8_t *) hi->mfg_info.pft1.Serial; |
| 53 | break; |
| 54 | case PROM_FORMAT_TYPE2: |
| 55 | bsn = (u_int8_t *) hi->mfg_info.pft2.Serial; |
| 56 | break; |
| 57 | } |
Bob Beers | 50ee11f | 2010-03-04 08:40:46 -0500 | [diff] [blame] | 58 | |
David Howells | 766d100 | 2013-04-08 22:47:46 +0100 | [diff] [blame] | 59 | sbecom_get_brdinfo (ci, bip, bsn); |
Bob Beers | 50ee11f | 2010-03-04 08:40:46 -0500 | [diff] [blame] | 60 | |
David Howells | 766d100 | 2013-04-08 22:47:46 +0100 | [diff] [blame] | 61 | pr_devel(">> sbecom_get_brdinfo: returned, first_if %p <%s> last_if %p <%s>\n", |
| 62 | bip->first_iname, bip->first_iname, |
| 63 | bip->last_iname, bip->last_iname); |
| 64 | } |
Bob Beers | 50ee11f | 2010-03-04 08:40:46 -0500 | [diff] [blame] | 65 | |
David Howells | 766d100 | 2013-04-08 22:47:46 +0100 | [diff] [blame] | 66 | /* |
| 67 | * Describe the driver state through /proc |
| 68 | */ |
| 69 | static int sbecom_proc_get_sbe_info(struct seq_file *m, void *v) |
| 70 | { |
| 71 | ci_t *ci = m->private; |
| 72 | char *spd; |
| 73 | struct sbe_brd_info *bip; |
Bob Beers | 50ee11f | 2010-03-04 08:40:46 -0500 | [diff] [blame] | 74 | |
Daeseok Youn | 693d963 | 2014-04-18 09:31:35 +0900 | [diff] [blame] | 75 | bip = kzalloc(sizeof(struct sbe_brd_info), GFP_KERNEL | GFP_DMA); |
Chi Pham | 24e7d79 | 2014-03-12 16:36:19 +0100 | [diff] [blame] | 76 | if (!bip) |
David Howells | 766d100 | 2013-04-08 22:47:46 +0100 | [diff] [blame] | 77 | return -ENOMEM; |
Bob Beers | 50ee11f | 2010-03-04 08:40:46 -0500 | [diff] [blame] | 78 | |
David Howells | 766d100 | 2013-04-08 22:47:46 +0100 | [diff] [blame] | 79 | pr_devel(">> sbecom_proc_get_sbe_info: entered\n"); |
Bob Beers | 50ee11f | 2010-03-04 08:40:46 -0500 | [diff] [blame] | 80 | |
David Howells | 766d100 | 2013-04-08 22:47:46 +0100 | [diff] [blame] | 81 | sbecom_proc_get_brdinfo(ci, bip); |
Bob Beers | 50ee11f | 2010-03-04 08:40:46 -0500 | [diff] [blame] | 82 | |
David Howells | 766d100 | 2013-04-08 22:47:46 +0100 | [diff] [blame] | 83 | seq_puts(m, "Board Type: "); |
| 84 | switch (bip->brd_id) { |
| 85 | case SBE_BOARD_ID(PCI_VENDOR_ID_SBE, PCI_DEVICE_ID_WANPMC_C1T3): |
| 86 | seq_puts(m, "wanPMC-C1T3"); |
| 87 | break; |
| 88 | case SBE_BOARD_ID(PCI_VENDOR_ID_SBE, PCI_DEVICE_ID_WANPTMC_256T3_E1): |
| 89 | seq_puts(m, "wanPTMC-256T3 <E1>"); |
| 90 | break; |
| 91 | case SBE_BOARD_ID(PCI_VENDOR_ID_SBE, PCI_DEVICE_ID_WANPTMC_256T3_T1): |
| 92 | seq_puts(m, "wanPTMC-256T3 <T1>"); |
| 93 | break; |
| 94 | case SBE_BOARD_ID(PCI_VENDOR_ID_SBE, PCI_DEVICE_ID_WANPTMC_C24TE1): |
| 95 | seq_puts(m, "wanPTMC-C24TE1"); |
| 96 | break; |
Bob Beers | 50ee11f | 2010-03-04 08:40:46 -0500 | [diff] [blame] | 97 | |
David Howells | 766d100 | 2013-04-08 22:47:46 +0100 | [diff] [blame] | 98 | case SBE_BOARD_ID(PCI_VENDOR_ID_SBE, PCI_DEVICE_ID_WANPMC_C4T1E1): |
| 99 | case SBE_BOARD_ID(PCI_VENDOR_ID_SBE, PCI_DEVICE_ID_WANPMC_C4T1E1_L): |
| 100 | seq_puts(m, "wanPMC-C4T1E1"); |
| 101 | break; |
| 102 | case SBE_BOARD_ID(PCI_VENDOR_ID_SBE, PCI_DEVICE_ID_WANPMC_C2T1E1): |
| 103 | case SBE_BOARD_ID(PCI_VENDOR_ID_SBE, PCI_DEVICE_ID_WANPMC_C2T1E1_L): |
| 104 | seq_puts(m, "wanPMC-C2T1E1"); |
| 105 | break; |
| 106 | case SBE_BOARD_ID(PCI_VENDOR_ID_SBE, PCI_DEVICE_ID_WANPMC_C1T1E1): |
| 107 | case SBE_BOARD_ID(PCI_VENDOR_ID_SBE, PCI_DEVICE_ID_WANPMC_C1T1E1_L): |
| 108 | seq_puts(m, "wanPMC-C1T1E1"); |
| 109 | break; |
Bob Beers | 50ee11f | 2010-03-04 08:40:46 -0500 | [diff] [blame] | 110 | |
David Howells | 766d100 | 2013-04-08 22:47:46 +0100 | [diff] [blame] | 111 | case SBE_BOARD_ID(PCI_VENDOR_ID_SBE, PCI_DEVICE_ID_WANPCI_C4T1E1): |
| 112 | seq_puts(m, "wanPCI-C4T1E1"); |
| 113 | break; |
| 114 | case SBE_BOARD_ID(PCI_VENDOR_ID_SBE, PCI_DEVICE_ID_WANPCI_C2T1E1): |
| 115 | seq_puts(m, "wanPCI-C2T1E1"); |
| 116 | break; |
| 117 | case SBE_BOARD_ID(PCI_VENDOR_ID_SBE, PCI_DEVICE_ID_WANPCI_C1T1E1): |
| 118 | seq_puts(m, "wanPCI-C1T1E1"); |
| 119 | break; |
| 120 | |
| 121 | default: |
| 122 | seq_puts(m, "unknown"); |
| 123 | break; |
| 124 | } |
| 125 | |
| 126 | seq_printf(m, " [%08X]\n", bip->brd_id); |
| 127 | |
| 128 | seq_printf(m, "Board Number: %d\n", bip->brdno); |
| 129 | seq_printf(m, "Hardware ID: 0x%02X\n", ci->hdw_bid); |
| 130 | seq_printf(m, "Board SN: %06X\n", bip->brd_sn); |
| 131 | seq_printf(m, "Board MAC: %pMF\n", bip->brd_mac_addr); |
| 132 | seq_printf(m, "Ports: %d\n", ci->max_port); |
| 133 | seq_printf(m, "Channels: %d\n", bip->brd_chan_cnt); |
Bob Beers | 50ee11f | 2010-03-04 08:40:46 -0500 | [diff] [blame] | 134 | #if 1 |
David Howells | 766d100 | 2013-04-08 22:47:46 +0100 | [diff] [blame] | 135 | seq_printf(m, "Interface: %s -> %s\n", |
| 136 | bip->first_iname, bip->last_iname); |
Bob Beers | 50ee11f | 2010-03-04 08:40:46 -0500 | [diff] [blame] | 137 | #else |
David Howells | 766d100 | 2013-04-08 22:47:46 +0100 | [diff] [blame] | 138 | seq_printf(m, "Interface: <not available> 1st %p lst %p\n", |
| 139 | bip->first_iname, bip->last_iname); |
Bob Beers | 50ee11f | 2010-03-04 08:40:46 -0500 | [diff] [blame] | 140 | #endif |
| 141 | |
David Howells | 766d100 | 2013-04-08 22:47:46 +0100 | [diff] [blame] | 142 | switch (bip->brd_pci_speed) { |
| 143 | case BINFO_PCI_SPEED_33: |
| 144 | spd = "33Mhz"; |
| 145 | break; |
| 146 | case BINFO_PCI_SPEED_66: |
| 147 | spd = "66Mhz"; |
| 148 | break; |
| 149 | default: |
| 150 | spd = "<not available>"; |
| 151 | break; |
| 152 | } |
| 153 | seq_printf(m, "PCI Bus Speed: %s\n", spd); |
Bob Beers | 50ee11f | 2010-03-04 08:40:46 -0500 | [diff] [blame] | 154 | |
| 155 | #ifdef SBE_PMCC4_ENABLE |
David Howells | 766d100 | 2013-04-08 22:47:46 +0100 | [diff] [blame] | 156 | { |
| 157 | extern int cxt1e1_max_mru; |
Bob Beers | 50ee11f | 2010-03-04 08:40:46 -0500 | [diff] [blame] | 158 | #if 0 |
David Howells | 766d100 | 2013-04-08 22:47:46 +0100 | [diff] [blame] | 159 | extern int max_chans_used; |
| 160 | extern int cxt1e1_max_mtu; |
Bob Beers | 50ee11f | 2010-03-04 08:40:46 -0500 | [diff] [blame] | 161 | #endif |
David Howells | 766d100 | 2013-04-08 22:47:46 +0100 | [diff] [blame] | 162 | extern int max_rxdesc_used, max_txdesc_used; |
Bob Beers | 50ee11f | 2010-03-04 08:40:46 -0500 | [diff] [blame] | 163 | |
David Howells | 766d100 | 2013-04-08 22:47:46 +0100 | [diff] [blame] | 164 | seq_printf(m, "\ncxt1e1_max_mru: %d\n", cxt1e1_max_mru); |
Bob Beers | 50ee11f | 2010-03-04 08:40:46 -0500 | [diff] [blame] | 165 | #if 0 |
David Howells | 766d100 | 2013-04-08 22:47:46 +0100 | [diff] [blame] | 166 | seq_printf(m, "\nmax_chans_used: %d\n", max_chans_used); |
| 167 | seq_printf(m, "cxt1e1_max_mtu: %d\n", cxt1e1_max_mtu); |
Bob Beers | 50ee11f | 2010-03-04 08:40:46 -0500 | [diff] [blame] | 168 | #endif |
David Howells | 766d100 | 2013-04-08 22:47:46 +0100 | [diff] [blame] | 169 | seq_printf(m, "max_rxdesc_used: %d\n", max_rxdesc_used); |
| 170 | seq_printf(m, "max_txdesc_used: %d\n", max_txdesc_used); |
| 171 | } |
Bob Beers | 50ee11f | 2010-03-04 08:40:46 -0500 | [diff] [blame] | 172 | #endif |
| 173 | |
David Howells | 766d100 | 2013-04-08 22:47:46 +0100 | [diff] [blame] | 174 | kfree(bip); |
Bob Beers | 50ee11f | 2010-03-04 08:40:46 -0500 | [diff] [blame] | 175 | |
David Howells | 766d100 | 2013-04-08 22:47:46 +0100 | [diff] [blame] | 176 | pr_devel(">> proc_fs: finished\n"); |
| 177 | return 0; |
Bob Beers | 50ee11f | 2010-03-04 08:40:46 -0500 | [diff] [blame] | 178 | } |
| 179 | |
David Howells | 766d100 | 2013-04-08 22:47:46 +0100 | [diff] [blame] | 180 | /* |
| 181 | * seq_file wrappers for procfile show routines. |
| 182 | */ |
| 183 | static int sbecom_proc_open(struct inode *inode, struct file *file) |
Bob Beers | 50ee11f | 2010-03-04 08:40:46 -0500 | [diff] [blame] | 184 | { |
David Howells | 766d100 | 2013-04-08 22:47:46 +0100 | [diff] [blame] | 185 | return single_open(file, sbecom_proc_get_sbe_info, PDE_DATA(inode)); |
| 186 | } |
Bob Beers | 50ee11f | 2010-03-04 08:40:46 -0500 | [diff] [blame] | 187 | |
David Howells | 766d100 | 2013-04-08 22:47:46 +0100 | [diff] [blame] | 188 | static const struct file_operations sbecom_proc_fops = { |
| 189 | .open = sbecom_proc_open, |
| 190 | .read = seq_read, |
| 191 | .llseek = seq_lseek, |
Al Viro | bae301d | 2013-05-05 00:15:43 -0400 | [diff] [blame] | 192 | .release = single_release, |
David Howells | 766d100 | 2013-04-08 22:47:46 +0100 | [diff] [blame] | 193 | }; |
| 194 | |
| 195 | /* |
| 196 | * Initialize the /proc subsystem for the specific SBE driver |
| 197 | */ |
| 198 | int __init sbecom_proc_brd_init(ci_t *ci) |
| 199 | { |
| 200 | char dir[7 + SBE_IFACETMPL_SIZE + 1]; |
| 201 | |
| 202 | snprintf(dir, sizeof(dir), "driver/%s", ci->devname); |
| 203 | ci->dir_dev = proc_mkdir(dir, NULL); |
| 204 | if (!ci->dir_dev) { |
| 205 | pr_err("Unable to create directory /proc/driver/%s\n", ci->devname); |
| 206 | goto fail; |
| 207 | } |
| 208 | |
| 209 | if (!proc_create_data("info", S_IFREG | S_IRUGO, ci->dir_dev, |
| 210 | &sbecom_proc_fops, ci)) { |
| 211 | pr_err("Unable to create entry /proc/driver/%s/info\n", ci->devname); |
| 212 | goto fail; |
| 213 | } |
| 214 | return 0; |
Bob Beers | 50ee11f | 2010-03-04 08:40:46 -0500 | [diff] [blame] | 215 | |
| 216 | fail: |
David Howells | 766d100 | 2013-04-08 22:47:46 +0100 | [diff] [blame] | 217 | sbecom_proc_brd_cleanup(ci); |
| 218 | return 1; |
Bob Beers | 50ee11f | 2010-03-04 08:40:46 -0500 | [diff] [blame] | 219 | } |