--- /dev/null
+/* $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/seq_file.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 const 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 = proc_create(divas_proc_name, S_IFREG | S_IRUGO,
+ proc_net_eicon, &divas_fops);
+ if (!divas_proc_entry)
+ return (0);
+
+ return (1);
+}
+
+void remove_divas_proc(void)
+{
+ if (divas_proc_entry) {
+ remove_proc_entry(divas_proc_name, proc_net_eicon);
+ divas_proc_entry = NULL;
+ }
+}
+
+static ssize_t grp_opt_proc_write(struct file *file, const char __user *buffer,
+ size_t count, loff_t *pos)
+{
+ diva_os_xdi_adapter_t *a = PDE_DATA(file_inode(file));
+ 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);
+}
+
+static ssize_t d_l1_down_proc_write(struct file *file, const char __user *buffer,
+ size_t count, loff_t *pos)
+{
+ diva_os_xdi_adapter_t *a = PDE_DATA(file_inode(file));
+ 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);
+}
+
+static int d_l1_down_proc_show(struct seq_file *m, void *v)
+{
+ diva_os_xdi_adapter_t *a = m->private;
+ PISDN_ADAPTER IoAdapter = IoAdapters[a->controller - 1];
+
+ seq_printf(m, "%s\n",
+ (IoAdapter->capi_cfg.
+ cfg_1 & DIVA_XDI_CAPI_CFG_1_DYNAMIC_L1_ON) ? "1" :
+ "0");
+ return 0;
+}
+
+static int d_l1_down_proc_open(struct inode *inode, struct file *file)
+{
+ return single_open(file, d_l1_down_proc_show, PDE_DATA(inode));
+}
+
+static const struct file_operations d_l1_down_proc_fops = {
+ .owner = THIS_MODULE,
+ .open = d_l1_down_proc_open,
+ .read = seq_read,
+ .llseek = seq_lseek,
+ .release = single_release,
+ .write = d_l1_down_proc_write,
+};
+
+static int grp_opt_proc_show(struct seq_file *m, void *v)
+{
+ diva_os_xdi_adapter_t *a = m->private;
+ PISDN_ADAPTER IoAdapter = IoAdapters[a->controller - 1];
+
+ seq_printf(m, "%s\n",
+ (IoAdapter->capi_cfg.
+ cfg_1 & DIVA_XDI_CAPI_CFG_1_GROUP_POPTIMIZATION_ON)
+ ? "1" : "0");
+ return 0;
+}
+
+static int grp_opt_proc_open(struct inode *inode, struct file *file)
+{
+ return single_open(file, grp_opt_proc_show, PDE_DATA(inode));
+}
+
+static const struct file_operations grp_opt_proc_fops = {
+ .owner = THIS_MODULE,
+ .open = grp_opt_proc_open,
+ .read = seq_read,
+ .llseek = seq_lseek,
+ .release = single_release,
+ .write = grp_opt_proc_write,
+};
+
+static ssize_t info_proc_write(struct file *file, const char __user *buffer,
+ size_t count, loff_t *pos)
+{
+ diva_os_xdi_adapter_t *a = PDE_DATA(file_inode(file));
+ 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);
+}
+
+static int info_proc_show(struct seq_file *m, void *v)
+{
+ int i = 0;
+ char *p;
+ char tmpser[16];
+ diva_os_xdi_adapter_t *a = m->private;
+ PISDN_ADAPTER IoAdapter = IoAdapters[a->controller - 1];
+
+ seq_printf(m, "Name : %s\n", IoAdapter->Properties.Name);
+ seq_printf(m, "DSP state : %08x\n", a->dsp_mask);
+ seq_printf(m, "Channels : %02d\n", IoAdapter->Properties.Channels);
+ seq_printf(m, "E. max/used : %03d/%03d\n",
+ IoAdapter->e_max, IoAdapter->e_count);
+ diva_get_vserial_number(IoAdapter, tmpser);
+ seq_printf(m, "Serial : %s\n", tmpser);
+ seq_printf(m, "IRQ : %d\n", IoAdapter->irq_info.irq_nr);
+ seq_printf(m, "CardIndex : %d\n", a->CardIndex);
+ seq_printf(m, "CardOrdinal : %d\n", a->CardOrdinal);
+ seq_printf(m, "Controller : %d\n", a->controller);
+ seq_printf(m, "Bus-Type : %s\n",
+ (a->Bus ==
+ DIVAS_XDI_ADAPTER_BUS_ISA) ? "ISA" : "PCI");
+ seq_printf(m, "Port-Name : %s\n", a->port_name);
+ if (a->Bus == DIVAS_XDI_ADAPTER_BUS_PCI) {
+ seq_printf(m, "PCI-bus : %d\n", a->resources.pci.bus);
+ seq_printf(m, "PCI-func : %d\n", a->resources.pci.func);
+ for (i = 0; i < 8; i++) {
+ if (a->resources.pci.bar[i]) {
+ seq_printf(m,
+ "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]) {
+ seq_printf(m,
+ " / length : %d",
+ a->resources.pci.
+ length[i]);
+ }
+ seq_putc(m, '\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";
+ }
+ seq_printf(m, "State : %s\n", p);
+
+ return 0;
+}
+
+static int info_proc_open(struct inode *inode, struct file *file)
+{
+ return single_open(file, info_proc_show, PDE_DATA(inode));
+}
+
+static const struct file_operations info_proc_fops = {
+ .owner = THIS_MODULE,
+ .open = info_proc_open,
+ .read = seq_read,
+ .llseek = seq_lseek,
+ .release = single_release,
+ .write = info_proc_write,
+};
+
+/*
+** 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;
+
+ pe = proc_create_data(info_proc_name, S_IRUGO | S_IWUSR, de,
+ &info_proc_fops, a);
+ if (!pe)
+ return (0);
+ a->proc_info = (void *) pe;
+
+ pe = proc_create_data(grp_opt_proc_name, S_IRUGO | S_IWUSR, de,
+ &grp_opt_proc_fops, a);
+ if (pe)
+ a->proc_grp_opt = (void *) pe;
+ pe = proc_create_data(d_l1_down_proc_name, S_IRUGO | S_IWUSR, de,
+ &d_l1_down_proc_fops, a);
+ if (pe)
+ a->proc_d_l1_down = (void *) pe;
+
+ 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));
+ }
+}
Code Review / kvmfornfv.git / blobdiff