|
@@ -79,6 +79,7 @@
|
|
|
#include <linux/ptrace.h>
|
|
|
#include <linux/ioport.h>
|
|
|
#include <linux/mm.h>
|
|
|
+#include <linux/seq_file.h>
|
|
|
#include <linux/slab.h>
|
|
|
#include <linux/delay.h>
|
|
|
#include <linux/netdevice.h>
|
|
@@ -3459,18 +3460,17 @@ cleanup:
|
|
|
* /proc fs routines....
|
|
|
*/
|
|
|
|
|
|
-static inline int line_info(char *buf, struct mgsl_struct *info)
|
|
|
+static inline void line_info(struct seq_file *m, struct mgsl_struct *info)
|
|
|
{
|
|
|
char stat_buf[30];
|
|
|
- int ret;
|
|
|
unsigned long flags;
|
|
|
|
|
|
if (info->bus_type == MGSL_BUS_TYPE_PCI) {
|
|
|
- ret = sprintf(buf, "%s:PCI io:%04X irq:%d mem:%08X lcr:%08X",
|
|
|
+ seq_printf(m, "%s:PCI io:%04X irq:%d mem:%08X lcr:%08X",
|
|
|
info->device_name, info->io_base, info->irq_level,
|
|
|
info->phys_memory_base, info->phys_lcr_base);
|
|
|
} else {
|
|
|
- ret = sprintf(buf, "%s:(E)ISA io:%04X irq:%d dma:%d",
|
|
|
+ seq_printf(m, "%s:(E)ISA io:%04X irq:%d dma:%d",
|
|
|
info->device_name, info->io_base,
|
|
|
info->irq_level, info->dma_level);
|
|
|
}
|
|
@@ -3497,37 +3497,37 @@ static inline int line_info(char *buf, struct mgsl_struct *info)
|
|
|
|
|
|
if (info->params.mode == MGSL_MODE_HDLC ||
|
|
|
info->params.mode == MGSL_MODE_RAW ) {
|
|
|
- ret += sprintf(buf+ret, " HDLC txok:%d rxok:%d",
|
|
|
+ seq_printf(m, " HDLC txok:%d rxok:%d",
|
|
|
info->icount.txok, info->icount.rxok);
|
|
|
if (info->icount.txunder)
|
|
|
- ret += sprintf(buf+ret, " txunder:%d", info->icount.txunder);
|
|
|
+ seq_printf(m, " txunder:%d", info->icount.txunder);
|
|
|
if (info->icount.txabort)
|
|
|
- ret += sprintf(buf+ret, " txabort:%d", info->icount.txabort);
|
|
|
+ seq_printf(m, " txabort:%d", info->icount.txabort);
|
|
|
if (info->icount.rxshort)
|
|
|
- ret += sprintf(buf+ret, " rxshort:%d", info->icount.rxshort);
|
|
|
+ seq_printf(m, " rxshort:%d", info->icount.rxshort);
|
|
|
if (info->icount.rxlong)
|
|
|
- ret += sprintf(buf+ret, " rxlong:%d", info->icount.rxlong);
|
|
|
+ seq_printf(m, " rxlong:%d", info->icount.rxlong);
|
|
|
if (info->icount.rxover)
|
|
|
- ret += sprintf(buf+ret, " rxover:%d", info->icount.rxover);
|
|
|
+ seq_printf(m, " rxover:%d", info->icount.rxover);
|
|
|
if (info->icount.rxcrc)
|
|
|
- ret += sprintf(buf+ret, " rxcrc:%d", info->icount.rxcrc);
|
|
|
+ seq_printf(m, " rxcrc:%d", info->icount.rxcrc);
|
|
|
} else {
|
|
|
- ret += sprintf(buf+ret, " ASYNC tx:%d rx:%d",
|
|
|
+ seq_printf(m, " ASYNC tx:%d rx:%d",
|
|
|
info->icount.tx, info->icount.rx);
|
|
|
if (info->icount.frame)
|
|
|
- ret += sprintf(buf+ret, " fe:%d", info->icount.frame);
|
|
|
+ seq_printf(m, " fe:%d", info->icount.frame);
|
|
|
if (info->icount.parity)
|
|
|
- ret += sprintf(buf+ret, " pe:%d", info->icount.parity);
|
|
|
+ seq_printf(m, " pe:%d", info->icount.parity);
|
|
|
if (info->icount.brk)
|
|
|
- ret += sprintf(buf+ret, " brk:%d", info->icount.brk);
|
|
|
+ seq_printf(m, " brk:%d", info->icount.brk);
|
|
|
if (info->icount.overrun)
|
|
|
- ret += sprintf(buf+ret, " oe:%d", info->icount.overrun);
|
|
|
+ seq_printf(m, " oe:%d", info->icount.overrun);
|
|
|
}
|
|
|
|
|
|
/* Append serial signal status to end */
|
|
|
- ret += sprintf(buf+ret, " %s\n", stat_buf+1);
|
|
|
+ seq_printf(m, " %s\n", stat_buf+1);
|
|
|
|
|
|
- ret += sprintf(buf+ret, "txactive=%d bh_req=%d bh_run=%d pending_bh=%x\n",
|
|
|
+ seq_printf(m, "txactive=%d bh_req=%d bh_run=%d pending_bh=%x\n",
|
|
|
info->tx_active,info->bh_requested,info->bh_running,
|
|
|
info->pending_bh);
|
|
|
|
|
@@ -3544,60 +3544,40 @@ static inline int line_info(char *buf, struct mgsl_struct *info)
|
|
|
u16 Tmr = usc_InReg( info, TMR );
|
|
|
u16 Tccr = usc_InReg( info, TCCR );
|
|
|
u16 Ccar = inw( info->io_base + CCAR );
|
|
|
- ret += sprintf(buf+ret, "tcsr=%04X tdmr=%04X ticr=%04X rcsr=%04X rdmr=%04X\n"
|
|
|
+ seq_printf(m, "tcsr=%04X tdmr=%04X ticr=%04X rcsr=%04X rdmr=%04X\n"
|
|
|
"ricr=%04X icr =%04X dccr=%04X tmr=%04X tccr=%04X ccar=%04X\n",
|
|
|
Tcsr,Tdmr,Ticr,Rscr,Rdmr,Ricr,Icr,Dccr,Tmr,Tccr,Ccar );
|
|
|
}
|
|
|
spin_unlock_irqrestore(&info->irq_spinlock,flags);
|
|
|
-
|
|
|
- return ret;
|
|
|
-
|
|
|
-} /* end of line_info() */
|
|
|
+}
|
|
|
|
|
|
-/* mgsl_read_proc()
|
|
|
- *
|
|
|
- * Called to print information about devices
|
|
|
- *
|
|
|
- * Arguments:
|
|
|
- * page page of memory to hold returned info
|
|
|
- * start
|
|
|
- * off
|
|
|
- * count
|
|
|
- * eof
|
|
|
- * data
|
|
|
- *
|
|
|
- * Return Value:
|
|
|
- */
|
|
|
-static int mgsl_read_proc(char *page, char **start, off_t off, int count,
|
|
|
- int *eof, void *data)
|
|
|
+/* Called to print information about devices */
|
|
|
+static int mgsl_proc_show(struct seq_file *m, void *v)
|
|
|
{
|
|
|
- int len = 0, l;
|
|
|
- off_t begin = 0;
|
|
|
struct mgsl_struct *info;
|
|
|
|
|
|
- len += sprintf(page, "synclink driver:%s\n", driver_version);
|
|
|
+ seq_printf(m, "synclink driver:%s\n", driver_version);
|
|
|
|
|
|
info = mgsl_device_list;
|
|
|
while( info ) {
|
|
|
- l = line_info(page + len, info);
|
|
|
- len += l;
|
|
|
- if (len+begin > off+count)
|
|
|
- goto done;
|
|
|
- if (len+begin < off) {
|
|
|
- begin += len;
|
|
|
- len = 0;
|
|
|
- }
|
|
|
+ line_info(m, info);
|
|
|
info = info->next_device;
|
|
|
}
|
|
|
+ return 0;
|
|
|
+}
|
|
|
|
|
|
- *eof = 1;
|
|
|
-done:
|
|
|
- if (off >= len+begin)
|
|
|
- return 0;
|
|
|
- *start = page + (off-begin);
|
|
|
- return ((count < begin+len-off) ? count : begin+len-off);
|
|
|
-
|
|
|
-} /* end of mgsl_read_proc() */
|
|
|
+static int mgsl_proc_open(struct inode *inode, struct file *file)
|
|
|
+{
|
|
|
+ return single_open(file, mgsl_proc_show, NULL);
|
|
|
+}
|
|
|
+
|
|
|
+static const struct file_operations mgsl_proc_fops = {
|
|
|
+ .owner = THIS_MODULE,
|
|
|
+ .open = mgsl_proc_open,
|
|
|
+ .read = seq_read,
|
|
|
+ .llseek = seq_lseek,
|
|
|
+ .release = single_release,
|
|
|
+};
|
|
|
|
|
|
/* mgsl_allocate_dma_buffers()
|
|
|
*
|
|
@@ -4335,13 +4315,13 @@ static const struct tty_operations mgsl_ops = {
|
|
|
.send_xchar = mgsl_send_xchar,
|
|
|
.break_ctl = mgsl_break,
|
|
|
.wait_until_sent = mgsl_wait_until_sent,
|
|
|
- .read_proc = mgsl_read_proc,
|
|
|
.set_termios = mgsl_set_termios,
|
|
|
.stop = mgsl_stop,
|
|
|
.start = mgsl_start,
|
|
|
.hangup = mgsl_hangup,
|
|
|
.tiocmget = tiocmget,
|
|
|
.tiocmset = tiocmset,
|
|
|
+ .proc_fops = &mgsl_proc_fops,
|
|
|
};
|
|
|
|
|
|
/*
|