Re: [PATCH 1/2] SCSI: nsp32: replace large udelay by mdelay

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James,

Am Mittwoch, 22. Mai 2013, 22:33:18 schrieb Marc Dietrich:
> Looks like Arnd already send a fix for this. Sorry for the noise.

are you going to pick up Arnd's patch [1] for scsi-stable (3.10) branch? 

Marc

[1] https://patchwork.kernel.org/patch/2489251/

> Am Mittwoch, 22. Mai 2013, 21:48:41 schrieb Marc Dietrich:
> > ARM has a maximum of 2000 usec delay. Use mdelay for larger delays.
> > This affects distro kernels mostly.
> > 
> > Cc: GOTO Masanori <gotom@xxxxxxxxxxxx>
> > Cc: YOKOTA Hiroshi <yokota@xxxxxxxxxxxxxxxxxxxxxxx>
> > Cc: "James E.J. Bottomley" <JBottomley@xxxxxxxxxxxxx>
> > Cc: linux-scsi@xxxxxxxxxxxxxxx
> > Cc: linux-kernel@xxxxxxxxxxxxxxx
> > Signed-off-by: Marc Dietrich <marvin24@xxxxxx>
> > ---
> > 
> >  drivers/scsi/nsp32.c |    2 +-
> >  drivers/scsi/nsp32.h |    2 +-
> >  2 files changed, 2 insertions(+), 2 deletions(-)
> > 
> > diff --git a/drivers/scsi/nsp32.c b/drivers/scsi/nsp32.c
> > index 1e3879d..e2f796f 100644
> > --- a/drivers/scsi/nsp32.c
> > +++ b/drivers/scsi/nsp32.c
> > @@ -2899,7 +2899,7 @@ static void nsp32_do_bus_reset(nsp32_hw_data *data)
> > 
> >  	 * reset SCSI bus
> >  	 */
> >  	
> >  	nsp32_write1(base, SCSI_BUS_CONTROL, BUSCTL_RST);
> > 
> > -	udelay(RESET_HOLD_TIME);
> > +	mdelay(RESET_HOLD_TIME);
> > 
> >  	nsp32_write1(base, SCSI_BUS_CONTROL, 0);
> >  	for(i = 0; i < 5; i++) {
> >  	
> >  		intrdat = nsp32_read2(base, IRQ_STATUS); /* dummy read */
> > 
> > diff --git a/drivers/scsi/nsp32.h b/drivers/scsi/nsp32.h
> > index c022182..b2b3dc6 100644
> > --- a/drivers/scsi/nsp32.h
> > +++ b/drivers/scsi/nsp32.h
> > @@ -605,7 +605,7 @@ typedef struct _nsp32_hw_data {
> > 
> >  /*
> >  
> >   * TIME definition
> >   */
> > 
> > -#define RESET_HOLD_TIME		10000	/* reset time in us (SCSI-2 says the
> > +#define RESET_HOLD_TIME		10	/* reset time in ms (SCSI-2 says the
> > 
> >  					   minimum is 25us) */
> >  
> >  #define SEL_TIMEOUT_TIME	10000	/* 250ms defined in SCSI specification
> >  
> >  					   (25.6us/1unit) */

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