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OpenCloudOS-Kernel
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proc tty: switch ip2 to ->proc_fops 

Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
Cc: Alan Cox <alan@lxorguk.ukuu.org.uk>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Alexey Dobriyan 2009-03-31 15:19:16 -07:00 committed by Linus Torvalds
parent 444697d61b
commit cdda7cd92b
1 changed files with 35 additions and 41 deletions
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76
drivers/char/ip2/ip2main.c
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@ -139,7 +139,7 @@
#include <linux/seq_file.h>
static const struct file_operations ip2mem_proc_fops;
static int ip2_read_proc(char *, char **, off_t, int, int *, void * );
static const struct file_operations ip2_proc_fops;
/********************/
/* Type Definitions */
@ -446,9 +446,9 @@ static const struct tty_operations ip2_ops = {
.stop = ip2_stop,
.start = ip2_start,
.hangup = ip2_hangup,
.read_proc = ip2_read_proc,
.tiocmget = ip2_tiocmget,
.tiocmset = ip2_tiocmset,
.proc_fops = &ip2_proc_fops,
};
/******************************************************************************/
@ -3029,19 +3029,17 @@ static const struct file_operations ip2mem_proc_fops = {
* different sources including ip2mkdev.c and a couple of other drivers.
* The bugs are all mine. :-) =mhw=
*/
static int ip2_read_proc(char *page, char **start, off_t off,
int count, int *eof, void *data)
static int ip2_proc_show(struct seq_file *m, void *v)
{
int i, j, box;
int len = 0;
int boxes = 0;
int ports = 0;
int tports = 0;
off_t begin = 0;
i2eBordStrPtr pB;
char *sep;
len += sprintf(page, "ip2info: 1.0 driver: %s\n", pcVersion );
len += sprintf(page+len, "Driver: SMajor=%d CMajor=%d IMajor=%d MaxBoards=%d MaxBoxes=%d MaxPorts=%d\n",
seq_printf(m, "ip2info: 1.0 driver: %s\n", pcVersion);
seq_printf(m, "Driver: SMajor=%d CMajor=%d IMajor=%d MaxBoards=%d MaxBoxes=%d MaxPorts=%d\n",
IP2_TTY_MAJOR, IP2_CALLOUT_MAJOR, IP2_IPL_MAJOR,
IP2_MAX_BOARDS, ABS_MAX_BOXES, ABS_BIGGEST_BOX);
@ -3053,7 +3051,8 @@ static int ip2_read_proc(char *page, char **start, off_t off,
switch( pB->i2ePom.e.porID & ~POR_ID_RESERVED )
{
case POR_ID_FIIEX:
len += sprintf( page+len, "Board %d: EX ports=", i );
seq_printf(m, "Board %d: EX ports=", i);
sep = "";
for( box = 0; box < ABS_MAX_BOXES; ++box )
{
ports = 0;
@ -3065,79 +3064,74 @@ static int ip2_read_proc(char *page, char **start, off_t off,
++ports;
}
}
len += sprintf( page+len, "%d,", ports );
seq_printf(m, "%s%d", sep, ports);
sep = ",";
tports += ports;
}
--len; /* Backup over that last comma */
len += sprintf( page+len, " boxes=%d width=%d", boxes, pB->i2eDataWidth16 ? 16 : 8 );
seq_printf(m, " boxes=%d width=%d", boxes, pB->i2eDataWidth16 ? 16 : 8);
break;
case POR_ID_II_4:
len += sprintf(page+len, "Board %d: ISA-4 ports=4 boxes=1", i );
seq_printf(m, "Board %d: ISA-4 ports=4 boxes=1", i);
tports = ports = 4;
break;
case POR_ID_II_8:
len += sprintf(page+len, "Board %d: ISA-8-std ports=8 boxes=1", i );
seq_printf(m, "Board %d: ISA-8-std ports=8 boxes=1", i);
tports = ports = 8;
break;
case POR_ID_II_8R:
len += sprintf(page+len, "Board %d: ISA-8-RJ11 ports=8 boxes=1", i );
seq_printf(m, "Board %d: ISA-8-RJ11 ports=8 boxes=1", i);
tports = ports = 8;
break;
default:
len += sprintf(page+len, "Board %d: unknown", i );
seq_printf(m, "Board %d: unknown", i);
/* Don't try and probe for minor numbers */
tports = ports = 0;
}
} else {
/* Don't try and probe for minor numbers */
len += sprintf(page+len, "Board %d: vacant", i );
seq_printf(m, "Board %d: vacant", i);
tports = ports = 0;
}
if( tports ) {
len += sprintf(page+len, " minors=" );
seq_puts(m, " minors=");
sep = "";
for ( box = 0; box < ABS_MAX_BOXES; ++box )
{
for ( j = 0; j < ABS_BIGGEST_BOX; ++j )
{
if ( pB->i2eChannelMap[box] & (1 << j) )
{
len += sprintf (page+len,"%d,",
seq_printf(m, "%s%d", sep,
j + ABS_BIGGEST_BOX *
(box+i*ABS_MAX_BOXES));
sep = ",";
}
}
}
page[ len - 1 ] = '\n'; /* Overwrite that last comma */
} else {
len += sprintf (page+len,"\n" );
}
if (len+begin > off+count)
break;
if (len+begin < off) {
begin += len;
len = 0;
}
seq_putc(m, '\n');
}
if (i >= IP2_MAX_BOARDS)
*eof = 1;
if (off >= len+begin)
return 0;
*start = page + (off-begin);
return ((count < begin+len-off) ? count : begin+len-off);
return 0;
}
static int ip2_proc_open(struct inode *inode, struct file *file)
{
return single_open(file, ip2_proc_show, NULL);
}
static const struct file_operations ip2_proc_fops = {
.owner = THIS_MODULE,
.open = ip2_proc_open,
.read = seq_read,
.llseek = seq_lseek,
.release = single_release,
};
/******************************************************************************/
/* Function: ip2trace() */