Re: [PATCH v4 1/2] ahci: Rename flag `ATA_LFLAG_NO_DB_DELAY` to `ATA_LFLAG_NO_DEBOUNCE_DELAY`

[Paul Menzel <pmenzel@xxxxxxxxxxxxx>]

Dear Damien,


Am 06.01.22 um 03:52 schrieb Damien Le Moal:
> On 1/6/22 00:36, Paul Menzel wrote:
> > The new name is longer, but clearer.
>
> It looks like you sent an incremental change on top of your previous
> patches. Please send a cleaned up series. One patch to introduce the
> ATA_LFLAG_NO_DEBOUNCE_DELAY flag & msleep bypass and another to add the
> AMD chipset.
>
> The commit message of this version patch 2 should be the explanation for
> the ATA_LFLAG_NO_DEBOUNCE_DELAY flag, not for adding a new chipset ID.

Sorry, but I think you misread the patch. The flag 
`ATA_LFLAG_NO_DB_DELAY` exists since commit e39b2bb3b7 (libata: skip 
debounce delay on link resume).


Kind regards,

Paul


> > Signed-off-by: Paul Menzel <pmenzel@xxxxxxxxxxxxx>
> > ---
> >   drivers/ata/ahci_brcm.c   | 2 +-
> >   drivers/ata/libata-sata.c | 2 +-
> >   include/linux/libata.h    | 2 +-
> >   3 files changed, 3 insertions(+), 3 deletions(-)
> >
> > diff --git a/drivers/ata/ahci_brcm.c b/drivers/ata/ahci_brcm.c
> > index 6e9c5ade4c2ea..649815c196ed0 100644
> > --- a/drivers/ata/ahci_brcm.c
> > +++ b/drivers/ata/ahci_brcm.c
> > @@ -333,7 +333,7 @@ static struct ata_port_operations ahci_brcm_platform_ops = {
> >   
> >   static const struct ata_port_info ahci_brcm_port_info = {
> >   	.flags		= AHCI_FLAG_COMMON | ATA_FLAG_NO_DIPM,
> > -	.link_flags	= ATA_LFLAG_NO_DB_DELAY,
> > +	.link_flags	= ATA_LFLAG_NO_DEBOUNCE_DELAY,
> >   	.pio_mask	= ATA_PIO4,
> >   	.udma_mask	= ATA_UDMA6,
> >   	.port_ops	= &ahci_brcm_platform_ops,
> > diff --git a/drivers/ata/libata-sata.c b/drivers/ata/libata-sata.c
> > index b9c77885b8726..67b2e7cf3cc4e 100644
> > --- a/drivers/ata/libata-sata.c
> > +++ b/drivers/ata/libata-sata.c
> > @@ -317,7 +317,7 @@ int sata_link_resume(struct ata_link *link, const unsigned long *params,
> >   		 * immediately after resuming.  Delay 200ms before
> >   		 * debouncing.
> >   		 */
> > -		if (!(link->flags & ATA_LFLAG_NO_DB_DELAY))
> > +		if (!(link->flags & ATA_LFLAG_NO_DEBOUNCE_DELAY))
> >   			ata_msleep(link->ap, 200);
> >   
> >   		/* is SControl restored correctly? */
> > diff --git a/include/linux/libata.h b/include/linux/libata.h
> > index 2a8404b26083c..15802e644962d 100644
> > --- a/include/linux/libata.h
> > +++ b/include/linux/libata.h
> > @@ -191,7 +191,7 @@ enum {
> >   	ATA_LFLAG_NO_LPM	= (1 << 8), /* disable LPM on this link */
> >   	ATA_LFLAG_RST_ONCE	= (1 << 9), /* limit recovery to one reset */
> >   	ATA_LFLAG_CHANGED	= (1 << 10), /* LPM state changed on this link */
> > -	ATA_LFLAG_NO_DB_DELAY	= (1 << 11), /* no debounce delay on link resume */
> > +	ATA_LFLAG_NO_DEBOUNCE_DELAY = (1 << 11), /* no debounce delay on link resume */
> >   
> >   	/* struct ata_port flags */
> >   	ATA_FLAG_SLAVE_POSS	= (1 << 0), /* host supports slave dev */