| /* $Id: divasproc.c,v 1.19.4.3 2005/01/31 12:22:20 armin Exp $ |
| * |
| * Low level driver for Eicon DIVA Server ISDN cards. |
| * /proc functions |
| * |
| * Copyright 2000-2003 by Armin Schindler (mac@melware.de) |
| * Copyright 2000-2003 Cytronics & Melware (info@melware.de) |
| * |
| * This software may be used and distributed according to the terms |
| * of the GNU General Public License, incorporated herein by reference. |
| */ |
| |
| #include <linux/module.h> |
| #include <linux/kernel.h> |
| #include <linux/poll.h> |
| #include <linux/proc_fs.h> |
| #include <linux/list.h> |
| #include <asm/uaccess.h> |
| |
| #include "platform.h" |
| #include "debuglib.h" |
| #undef ID_MASK |
| #undef N_DATA |
| #include "pc.h" |
| #include "di_defs.h" |
| #include "divasync.h" |
| #include "di.h" |
| #include "io.h" |
| #include "xdi_msg.h" |
| #include "xdi_adapter.h" |
| #include "diva.h" |
| #include "diva_pci.h" |
| |
| |
| extern PISDN_ADAPTER IoAdapters[MAX_ADAPTER]; |
| extern void divas_get_version(char *); |
| extern void diva_get_vserial_number(PISDN_ADAPTER IoAdapter, char *buf); |
| |
| /********************************************************* |
| ** Functions for /proc interface / File operations |
| *********************************************************/ |
| |
| static char *divas_proc_name = "divas"; |
| static char *adapter_dir_name = "adapter"; |
| static char *info_proc_name = "info"; |
| static char *grp_opt_proc_name = "group_optimization"; |
| static char *d_l1_down_proc_name = "dynamic_l1_down"; |
| |
| /* |
| ** "divas" entry |
| */ |
| |
| extern struct proc_dir_entry *proc_net_eicon; |
| static struct proc_dir_entry *divas_proc_entry = NULL; |
| |
| static ssize_t |
| divas_read(struct file *file, char __user *buf, size_t count, loff_t * off) |
| { |
| int len = 0; |
| int cadapter; |
| char tmpbuf[80]; |
| char tmpser[16]; |
| |
| if (*off) |
| return 0; |
| |
| divas_get_version(tmpbuf); |
| if (copy_to_user(buf + len, &tmpbuf, strlen(tmpbuf))) |
| return -EFAULT; |
| len += strlen(tmpbuf); |
| |
| for (cadapter = 0; cadapter < MAX_ADAPTER; cadapter++) { |
| if (IoAdapters[cadapter]) { |
| diva_get_vserial_number(IoAdapters[cadapter], |
| tmpser); |
| sprintf(tmpbuf, |
| "%2d: %-30s Serial:%-10s IRQ:%2d\n", |
| cadapter + 1, |
| IoAdapters[cadapter]->Properties.Name, |
| tmpser, |
| IoAdapters[cadapter]->irq_info.irq_nr); |
| if ((strlen(tmpbuf) + len) > count) |
| break; |
| if (copy_to_user |
| (buf + len, &tmpbuf, |
| strlen(tmpbuf))) return -EFAULT; |
| len += strlen(tmpbuf); |
| } |
| } |
| |
| *off += len; |
| return (len); |
| } |
| |
| static ssize_t |
| divas_write(struct file *file, const char __user *buf, size_t count, loff_t * off) |
| { |
| return (-ENODEV); |
| } |
| |
| static unsigned int divas_poll(struct file *file, poll_table * wait) |
| { |
| return (POLLERR); |
| } |
| |
| static int divas_open(struct inode *inode, struct file *file) |
| { |
| return nonseekable_open(inode, file); |
| } |
| |
| static int divas_close(struct inode *inode, struct file *file) |
| { |
| return (0); |
| } |
| |
| static struct file_operations divas_fops = { |
| .owner = THIS_MODULE, |
| .llseek = no_llseek, |
| .read = divas_read, |
| .write = divas_write, |
| .poll = divas_poll, |
| .open = divas_open, |
| .release = divas_close |
| }; |
| |
| int create_divas_proc(void) |
| { |
| divas_proc_entry = create_proc_entry(divas_proc_name, |
| S_IFREG | S_IRUGO, |
| proc_net_eicon); |
| if (!divas_proc_entry) |
| return (0); |
| |
| divas_proc_entry->proc_fops = &divas_fops; |
| divas_proc_entry->owner = THIS_MODULE; |
| |
| return (1); |
| } |
| |
| void remove_divas_proc(void) |
| { |
| if (divas_proc_entry) { |
| remove_proc_entry(divas_proc_name, proc_net_eicon); |
| divas_proc_entry = NULL; |
| } |
| } |
| |
| /* |
| ** write group_optimization |
| */ |
| static int |
| write_grp_opt(struct file *file, const char __user *buffer, unsigned long count, |
| void *data) |
| { |
| diva_os_xdi_adapter_t *a = (diva_os_xdi_adapter_t *) data; |
| PISDN_ADAPTER IoAdapter = IoAdapters[a->controller - 1]; |
| |
| if ((count == 1) || (count == 2)) { |
| char c; |
| if (get_user(c, buffer)) |
| return -EFAULT; |
| switch (c) { |
| case '0': |
| IoAdapter->capi_cfg.cfg_1 &= |
| ~DIVA_XDI_CAPI_CFG_1_GROUP_POPTIMIZATION_ON; |
| break; |
| case '1': |
| IoAdapter->capi_cfg.cfg_1 |= |
| DIVA_XDI_CAPI_CFG_1_GROUP_POPTIMIZATION_ON; |
| break; |
| default: |
| return (-EINVAL); |
| } |
| return (count); |
| } |
| return (-EINVAL); |
| } |
| |
| /* |
| ** write dynamic_l1_down |
| */ |
| static int |
| write_d_l1_down(struct file *file, const char __user *buffer, unsigned long count, |
| void *data) |
| { |
| diva_os_xdi_adapter_t *a = (diva_os_xdi_adapter_t *) data; |
| PISDN_ADAPTER IoAdapter = IoAdapters[a->controller - 1]; |
| |
| if ((count == 1) || (count == 2)) { |
| char c; |
| if (get_user(c, buffer)) |
| return -EFAULT; |
| switch (c) { |
| case '0': |
| IoAdapter->capi_cfg.cfg_1 &= |
| ~DIVA_XDI_CAPI_CFG_1_DYNAMIC_L1_ON; |
| break; |
| case '1': |
| IoAdapter->capi_cfg.cfg_1 |= |
| DIVA_XDI_CAPI_CFG_1_DYNAMIC_L1_ON; |
| break; |
| default: |
| return (-EINVAL); |
| } |
| return (count); |
| } |
| return (-EINVAL); |
| } |
| |
| |
| /* |
| ** read dynamic_l1_down |
| */ |
| static int |
| read_d_l1_down(char *page, char **start, off_t off, int count, int *eof, |
| void *data) |
| { |
| int len = 0; |
| diva_os_xdi_adapter_t *a = (diva_os_xdi_adapter_t *) data; |
| PISDN_ADAPTER IoAdapter = IoAdapters[a->controller - 1]; |
| |
| len += sprintf(page + len, "%s\n", |
| (IoAdapter->capi_cfg. |
| cfg_1 & DIVA_XDI_CAPI_CFG_1_DYNAMIC_L1_ON) ? "1" : |
| "0"); |
| |
| if (off + count >= len) |
| *eof = 1; |
| if (len < off) |
| return 0; |
| *start = page + off; |
| return ((count < len - off) ? count : len - off); |
| } |
| |
| /* |
| ** read group_optimization |
| */ |
| static int |
| read_grp_opt(char *page, char **start, off_t off, int count, int *eof, |
| void *data) |
| { |
| int len = 0; |
| diva_os_xdi_adapter_t *a = (diva_os_xdi_adapter_t *) data; |
| PISDN_ADAPTER IoAdapter = IoAdapters[a->controller - 1]; |
| |
| len += sprintf(page + len, "%s\n", |
| (IoAdapter->capi_cfg. |
| cfg_1 & DIVA_XDI_CAPI_CFG_1_GROUP_POPTIMIZATION_ON) |
| ? "1" : "0"); |
| |
| if (off + count >= len) |
| *eof = 1; |
| if (len < off) |
| return 0; |
| *start = page + off; |
| return ((count < len - off) ? count : len - off); |
| } |
| |
| /* |
| ** info write |
| */ |
| static int |
| info_write(struct file *file, const char __user *buffer, unsigned long count, |
| void *data) |
| { |
| diva_os_xdi_adapter_t *a = (diva_os_xdi_adapter_t *) data; |
| PISDN_ADAPTER IoAdapter = IoAdapters[a->controller - 1]; |
| char c[4]; |
| |
| if (count <= 4) |
| return -EINVAL; |
| |
| if (copy_from_user(c, buffer, 4)) |
| return -EFAULT; |
| |
| /* this is for test purposes only */ |
| if (!memcmp(c, "trap", 4)) { |
| (*(IoAdapter->os_trap_nfy_Fnc)) (IoAdapter, IoAdapter->ANum); |
| return (count); |
| } |
| return (-EINVAL); |
| } |
| |
| /* |
| ** info read |
| */ |
| static int |
| info_read(char *page, char **start, off_t off, int count, int *eof, |
| void *data) |
| { |
| int i = 0; |
| int len = 0; |
| char *p; |
| char tmpser[16]; |
| diva_os_xdi_adapter_t *a = (diva_os_xdi_adapter_t *) data; |
| PISDN_ADAPTER IoAdapter = IoAdapters[a->controller - 1]; |
| |
| len += |
| sprintf(page + len, "Name : %s\n", |
| IoAdapter->Properties.Name); |
| len += sprintf(page + len, "DSP state : %08x\n", a->dsp_mask); |
| len += sprintf(page + len, "Channels : %02d\n", |
| IoAdapter->Properties.Channels); |
| len += sprintf(page + len, "E. max/used : %03d/%03d\n", |
| IoAdapter->e_max, IoAdapter->e_count); |
| diva_get_vserial_number(IoAdapter, tmpser); |
| len += sprintf(page + len, "Serial : %s\n", tmpser); |
| len += |
| sprintf(page + len, "IRQ : %d\n", |
| IoAdapter->irq_info.irq_nr); |
| len += sprintf(page + len, "CardIndex : %d\n", a->CardIndex); |
| len += sprintf(page + len, "CardOrdinal : %d\n", a->CardOrdinal); |
| len += sprintf(page + len, "Controller : %d\n", a->controller); |
| len += sprintf(page + len, "Bus-Type : %s\n", |
| (a->Bus == |
| DIVAS_XDI_ADAPTER_BUS_ISA) ? "ISA" : "PCI"); |
| len += sprintf(page + len, "Port-Name : %s\n", a->port_name); |
| if (a->Bus == DIVAS_XDI_ADAPTER_BUS_PCI) { |
| len += |
| sprintf(page + len, "PCI-bus : %d\n", |
| a->resources.pci.bus); |
| len += |
| sprintf(page + len, "PCI-func : %d\n", |
| a->resources.pci.func); |
| for (i = 0; i < 8; i++) { |
| if (a->resources.pci.bar[i]) { |
| len += |
| sprintf(page + len, |
| "Mem / I/O %d : 0x%x / mapped : 0x%lx", |
| i, a->resources.pci.bar[i], |
| (unsigned long) a->resources. |
| pci.addr[i]); |
| if (a->resources.pci.length[i]) { |
| len += |
| sprintf(page + len, |
| " / length : %d", |
| a->resources.pci. |
| length[i]); |
| } |
| len += sprintf(page + len, "\n"); |
| } |
| } |
| } |
| if ((!a->xdi_adapter.port) && |
| ((!a->xdi_adapter.ram) || |
| (!a->xdi_adapter.reset) |
| || (!a->xdi_adapter.cfg))) { |
| if (!IoAdapter->irq_info.irq_nr) { |
| p = "slave"; |
| } else { |
| p = "out of service"; |
| } |
| } else if (a->xdi_adapter.trapped) { |
| p = "trapped"; |
| } else if (a->xdi_adapter.Initialized) { |
| p = "active"; |
| } else { |
| p = "ready"; |
| } |
| len += sprintf(page + len, "State : %s\n", p); |
| |
| if (off + count >= len) |
| *eof = 1; |
| if (len < off) |
| return 0; |
| *start = page + off; |
| return ((count < len - off) ? count : len - off); |
| } |
| |
| /* |
| ** adapter proc init/de-init |
| */ |
| |
| /* -------------------------------------------------------------------------- |
| Create adapter directory and files in proc file system |
| -------------------------------------------------------------------------- */ |
| int create_adapter_proc(diva_os_xdi_adapter_t * a) |
| { |
| struct proc_dir_entry *de, *pe; |
| char tmp[16]; |
| |
| sprintf(tmp, "%s%d", adapter_dir_name, a->controller); |
| if (!(de = proc_mkdir(tmp, proc_net_eicon))) |
| return (0); |
| a->proc_adapter_dir = (void *) de; |
| |
| if (!(pe = |
| create_proc_entry(info_proc_name, S_IFREG | S_IRUGO | S_IWUSR, de))) |
| return (0); |
| a->proc_info = (void *) pe; |
| pe->write_proc = info_write; |
| pe->read_proc = info_read; |
| pe->data = a; |
| |
| if ((pe = create_proc_entry(grp_opt_proc_name, |
| S_IFREG | S_IRUGO | S_IWUSR, de))) { |
| a->proc_grp_opt = (void *) pe; |
| pe->write_proc = write_grp_opt; |
| pe->read_proc = read_grp_opt; |
| pe->data = a; |
| } |
| if ((pe = create_proc_entry(d_l1_down_proc_name, |
| S_IFREG | S_IRUGO | S_IWUSR, de))) { |
| a->proc_d_l1_down = (void *) pe; |
| pe->write_proc = write_d_l1_down; |
| pe->read_proc = read_d_l1_down; |
| pe->data = a; |
| } |
| |
| DBG_TRC(("proc entry %s created", tmp)); |
| |
| return (1); |
| } |
| |
| /* -------------------------------------------------------------------------- |
| Remove adapter directory and files in proc file system |
| -------------------------------------------------------------------------- */ |
| void remove_adapter_proc(diva_os_xdi_adapter_t * a) |
| { |
| char tmp[16]; |
| |
| if (a->proc_adapter_dir) { |
| if (a->proc_d_l1_down) { |
| remove_proc_entry(d_l1_down_proc_name, |
| (struct proc_dir_entry *) a->proc_adapter_dir); |
| } |
| if (a->proc_grp_opt) { |
| remove_proc_entry(grp_opt_proc_name, |
| (struct proc_dir_entry *) a->proc_adapter_dir); |
| } |
| if (a->proc_info) { |
| remove_proc_entry(info_proc_name, |
| (struct proc_dir_entry *) a->proc_adapter_dir); |
| } |
| sprintf(tmp, "%s%d", adapter_dir_name, a->controller); |
| remove_proc_entry(tmp, proc_net_eicon); |
| DBG_TRC(("proc entry %s%d removed", adapter_dir_name, |
| a->controller)); |
| } |
| } |