ATA: Make CS5536 PATA driver use 32-bit BM DMA template instead of 16-bit.

Tested on IXP425 + CS5536.

Signed-off-by: Krzysztof Hałasa <khc@pm.waw.pl>

On Wed, Nov 11, 2009 at 12:58:16AM +0100, Krzysztof Halasa wrote:
> Tested on IXP425 + CS5536.

Well I guess we will find out if it works on the Geode LX + CS5536 and
loongson + CS5536 sometime.  I don't know why it wouldn't work.

> Signed-off-by: Krzysztof Hałasa <khc@pm.waw.pl>
> 
> diff --git a/drivers/ata/pata_cs5536.c b/drivers/ata/pata_cs5536.c
> index 88a7933..0898213 100644
> --- a/drivers/ata/pata_cs5536.c
> +++ b/drivers/ata/pata_cs5536.c
> @@ -232,7 +232,7 @@ static struct scsi_host_template cs5536_sht = {
>  };
>  
>  static struct ata_port_operations cs5536_port_ops = {
> -	.inherits		= &ata_bmdma_port_ops,
> +	.inherits		= &ata_bmdma32_port_ops,
>  	.cable_detect		= cs5536_cable_detect,
>  	.set_piomode		= cs5536_set_piomode,
>  	.set_dmamode		= cs5536_set_dmamode,

On 11/10/2009 06:58 PM, Krzysztof Halasa wrote:
> Tested on IXP425 + CS5536.
>
> Signed-off-by: Krzysztof Hałasa<khc@pm.waw.pl>
>
> diff --git a/drivers/ata/pata_cs5536.c b/drivers/ata/pata_cs5536.c
> index 88a7933..0898213 100644
> --- a/drivers/ata/pata_cs5536.c
> +++ b/drivers/ata/pata_cs5536.c
> @@ -232,7 +232,7 @@ static struct scsi_host_template cs5536_sht = {
>   };
>
>   static struct ata_port_operations cs5536_port_ops = {
> -	.inherits		=&ata_bmdma_port_ops,
> +	.inherits		=&ata_bmdma32_port_ops,
>   	.cable_detect		= cs5536_cable_detect,
>   	.set_piomode		= cs5536_set_piomode,
>   	.set_dmamode		= cs5536_set_dmamode,

applied


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Jeff Garzik <jgarzik@pobox.com> writes:

> > diff --git a/drivers/ata/pata_cs5536.c b/drivers/ata/pata_cs5536.c
> > index 88a7933..0898213 100644
> > --- a/drivers/ata/pata_cs5536.c
> > +++ b/drivers/ata/pata_cs5536.c
> > @@ -232,7 +232,7 @@ static struct scsi_host_template cs5536_sht = {
> >   };
> >
> >   static struct ata_port_operations cs5536_port_ops = {
> > -	.inherits		=&ata_bmdma_port_ops,
> > +	.inherits		=&ata_bmdma32_port_ops,
> >   	.cable_detect		= cs5536_cable_detect,
> >   	.set_piomode		= cs5536_set_piomode,
> >   	.set_dmamode		= cs5536_set_dmamode,
>
> applied

Why not rename ata_bmdma_port_ops as ata_bmdma_port_ops16 for
consistency?
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On Tue, 17 Nov 2009 12:35:50 +0100
Thierry Vignaud <tvignaud@mandriva.com> wrote:

> Jeff Garzik <jgarzik@pobox.com> writes:
> 
> > > diff --git a/drivers/ata/pata_cs5536.c b/drivers/ata/pata_cs5536.c
> > > index 88a7933..0898213 100644
> > > --- a/drivers/ata/pata_cs5536.c
> > > +++ b/drivers/ata/pata_cs5536.c
> > > @@ -232,7 +232,7 @@ static struct scsi_host_template cs5536_sht = {
> > >   };
> > >
> > >   static struct ata_port_operations cs5536_port_ops = {
> > > -	.inherits		=&ata_bmdma_port_ops,
> > > +	.inherits		=&ata_bmdma32_port_ops,
> > >   	.cable_detect		= cs5536_cable_detect,
> > >   	.set_piomode		= cs5536_set_piomode,
> > >   	.set_dmamode		= cs5536_set_dmamode,
> >
> > applied
> 
> Why not rename ata_bmdma_port_ops as ata_bmdma_port_ops16 for
> consistency?

Because 16bit is the normal default for ATA BMDMA, and because its a ton
of unneccessary churn ?
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