* Re: [FIX] ide-io: increase timeout value to allow for slave wakeup
[not found] ` <20060422214356.0f8afbcb.akpm@osdl.org>
@ 2006-04-23 11:22 ` Al Boldi
2006-04-24 1:14 ` Mark Lord
0 siblings, 1 reply; 2+ messages in thread
From: Al Boldi @ 2006-04-23 11:22 UTC (permalink / raw)
To: Andrew Morton; +Cc: linux-kernel, linux-ide
Andrew Morton wrote:
> Al Boldi <a1426z@gawab.com> wrote:
> > Andrew Morton wrote:
> > > Al Boldi <a1426z@gawab.com> wrote:
> > > > During an STR resume cycle, the ide master disk times-out when there
> > > > is also a slave present (especially CD). Increasing the timeout in
> > > > ide-io from 10,000 to 100,000 fixes this problem.
> > > >
> > > > Andrew, do I have to send a patch or can you take care of this
> > > > one-liner?
> > >
> > > Please see the thread "sata suspend resume ..." on this mailing list,
> > > starting Wed, 19 Apr. It sounds like the same thing.
> >
> > Yes, that's what prompted me to look into ide-io.
> > So, will the sata fix also fix ide-io?
>
> Oh. No. Please send a patch.
--- 16/drivers/ide/ide-io.c.orig 2006-03-31 19:12:11.000000000 +0300
+++ 16/drivers/ide/ide-io.c 2006-04-23 13:24:15.000000000 +0300
@@ -932,7 +932,7 @@ static ide_startstop_t start_request (id
printk(KERN_WARNING "%s: bus not ready on wakeup\n", drive->name);
SELECT_DRIVE(drive);
HWIF(drive)->OUTB(8, HWIF(drive)->io_ports[IDE_CONTROL_OFFSET]);
- rc = ide_wait_not_busy(HWIF(drive), 10000);
+ rc = ide_wait_not_busy(HWIF(drive), 100000);
if (rc)
printk(KERN_WARNING "%s: drive not ready on wakeup\n", drive->name);
}
Also apply this one to get rid of this message:
hdb: set_drive_speed_status: status=0x40 { DriveReady }
ide: failed opcode was: unknown
Maybe someone on the ide list can comment on this first though.
--- 16/include/linux/ide.h.orig 2006-03-31 19:12:51.000000000 +0300
+++ 16/include/linux/ide.h 2006-04-23 13:06:32.000000000 +0300
@@ -120,7 +120,7 @@ typedef unsigned char byte; /* used ever
#define IDE_BCOUNTL_REG IDE_LCYL_REG
#define IDE_BCOUNTH_REG IDE_HCYL_REG
-#define OK_STAT(stat,good,bad) (((stat)&((good)|(bad)))==(good))
+#define OK_STAT(stat,good,bad) (((stat)&((good)|(bad)))==((stat)&(good)))
#define BAD_R_STAT (BUSY_STAT | ERR_STAT)
#define BAD_W_STAT (BAD_R_STAT | WRERR_STAT)
#define BAD_STAT (BAD_R_STAT | DRQ_STAT)
^ permalink raw reply [flat|nested] 2+ messages in thread