diff options
Diffstat (limited to 'drivers/staging/cxt1e1/sbeproc.c')
| -rw-r--r-- | drivers/staging/cxt1e1/sbeproc.c | 219 |
1 files changed, 219 insertions, 0 deletions
diff --git a/drivers/staging/cxt1e1/sbeproc.c b/drivers/staging/cxt1e1/sbeproc.c new file mode 100644 index 00000000000..1c2e52e8b5f --- /dev/null +++ b/drivers/staging/cxt1e1/sbeproc.c @@ -0,0 +1,219 @@ +/* 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; + + bip = kzalloc(sizeof(struct sbe_brd_info), GFP_KERNEL | GFP_DMA); + if (!bip) + 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); + +#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; +} |