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path: root/drivers/isdn/hardware/avm/b1.c
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Diffstat (limited to 'drivers/isdn/hardware/avm/b1.c')
-rw-r--r--drivers/isdn/hardware/avm/b1.c54
1 files changed, 31 insertions, 23 deletions
diff --git a/drivers/isdn/hardware/avm/b1.c b/drivers/isdn/hardware/avm/b1.c
index a7c0083e78a7..c38fa0f4c729 100644
--- a/drivers/isdn/hardware/avm/b1.c
+++ b/drivers/isdn/hardware/avm/b1.c
@@ -12,6 +12,8 @@
#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/pci.h>
+#include <linux/proc_fs.h>
+#include <linux/seq_file.h>
#include <linux/skbuff.h>
#include <linux/delay.h>
#include <linux/mm.h>
@@ -634,18 +636,17 @@ irqreturn_t b1_interrupt(int interrupt, void *devptr)
}
/* ------------------------------------------------------------- */
-int b1ctl_read_proc(char *page, char **start, off_t off,
- int count, int *eof, struct capi_ctr *ctrl)
+static int b1ctl_proc_show(struct seq_file *m, void *v)
{
+ struct capi_ctr *ctrl = m->private;
avmctrl_info *cinfo = (avmctrl_info *)(ctrl->driverdata);
avmcard *card = cinfo->card;
u8 flag;
- int len = 0;
char *s;
- len += sprintf(page+len, "%-16s %s\n", "name", card->name);
- len += sprintf(page+len, "%-16s 0x%x\n", "io", card->port);
- len += sprintf(page+len, "%-16s %d\n", "irq", card->irq);
+ seq_printf(m, "%-16s %s\n", "name", card->name);
+ seq_printf(m, "%-16s 0x%x\n", "io", card->port);
+ seq_printf(m, "%-16s %d\n", "irq", card->irq);
switch (card->cardtype) {
case avm_b1isa: s = "B1 ISA"; break;
case avm_b1pci: s = "B1 PCI"; break;
@@ -658,20 +659,20 @@ int b1ctl_read_proc(char *page, char **start, off_t off,
case avm_c2: s = "C2"; break;
default: s = "???"; break;
}
- len += sprintf(page+len, "%-16s %s\n", "type", s);
+ seq_printf(m, "%-16s %s\n", "type", s);
if (card->cardtype == avm_t1isa)
- len += sprintf(page+len, "%-16s %d\n", "cardnr", card->cardnr);
+ seq_printf(m, "%-16s %d\n", "cardnr", card->cardnr);
if ((s = cinfo->version[VER_DRIVER]) != NULL)
- len += sprintf(page+len, "%-16s %s\n", "ver_driver", s);
+ seq_printf(m, "%-16s %s\n", "ver_driver", s);
if ((s = cinfo->version[VER_CARDTYPE]) != NULL)
- len += sprintf(page+len, "%-16s %s\n", "ver_cardtype", s);
+ seq_printf(m, "%-16s %s\n", "ver_cardtype", s);
if ((s = cinfo->version[VER_SERIAL]) != NULL)
- len += sprintf(page+len, "%-16s %s\n", "ver_serial", s);
+ seq_printf(m, "%-16s %s\n", "ver_serial", s);
if (card->cardtype != avm_m1) {
flag = ((u8 *)(ctrl->profile.manu))[3];
if (flag)
- len += sprintf(page+len, "%-16s%s%s%s%s%s%s%s\n",
+ seq_printf(m, "%-16s%s%s%s%s%s%s%s\n",
"protocol",
(flag & 0x01) ? " DSS1" : "",
(flag & 0x02) ? " CT1" : "",
@@ -685,7 +686,7 @@ int b1ctl_read_proc(char *page, char **start, off_t off,
if (card->cardtype != avm_m1) {
flag = ((u8 *)(ctrl->profile.manu))[5];
if (flag)
- len += sprintf(page+len, "%-16s%s%s%s%s\n",
+ seq_printf(m, "%-16s%s%s%s%s\n",
"linetype",
(flag & 0x01) ? " point to point" : "",
(flag & 0x02) ? " point to multipoint" : "",
@@ -693,16 +694,25 @@ int b1ctl_read_proc(char *page, char **start, off_t off,
(flag & 0x04) ? " leased line with D-channel" : ""
);
}
- len += sprintf(page+len, "%-16s %s\n", "cardname", cinfo->cardname);
-
- if (off+count >= len)
- *eof = 1;
- if (len < off)
- return 0;
- *start = page + off;
- return ((count < len-off) ? count : len-off);
+ seq_printf(m, "%-16s %s\n", "cardname", cinfo->cardname);
+
+ return 0;
+}
+
+static int b1ctl_proc_open(struct inode *inode, struct file *file)
+{
+ return single_open(file, b1ctl_proc_show, PDE(inode)->data);
}
+const struct file_operations b1ctl_proc_fops = {
+ .owner = THIS_MODULE,
+ .open = b1ctl_proc_open,
+ .read = seq_read,
+ .llseek = seq_lseek,
+ .release = single_release,
+};
+EXPORT_SYMBOL(b1ctl_proc_fops);
+
/* ------------------------------------------------------------- */
#ifdef CONFIG_PCI
@@ -781,8 +791,6 @@ EXPORT_SYMBOL(b1_send_message);
EXPORT_SYMBOL(b1_parse_version);
EXPORT_SYMBOL(b1_interrupt);
-EXPORT_SYMBOL(b1ctl_read_proc);
-
static int __init b1_init(void)
{
char *p;