Re: [PATCH] ahci: Extend ASM1061 43-bit DMA address quirk to other ASM106x parts

From: Lennert Buytenhek
Date: Tue Jan 30 2024 - 06:59:44 EST


On Tue, Jan 30, 2024 at 08:46:23PM +0900, Damien Le Moal wrote:

> > ASMedia have confirmed that all ASM106x parts currently listed in
> > ahci_pci_tbl[] suffer from the 43-bit DMA address limitation that we ran
> > into on the ASM1061, and therefore, we need to apply the quirk added by
> > commit 20730e9b2778 to the other supported ASM106x parts as well.
> >
> > Signed-off-by: Lennert Buytenhek <kernel@xxxxxxxxxxxxxx>
>
> I think this needs a cc: stable tag.

The commit that is likely responsible for surfacing this issue is
791c2b17fb40 which went into v6.6 -- so would this then be appropriate,
or do you think this should be backported to older versions as well?

Cc: stable@xxxxxxxxxxxxxxx # 6.6.x


> > ---
> > drivers/ata/ahci.c | 10 +++++-----
> > 1 file changed, 5 insertions(+), 5 deletions(-)
> >
> > diff --git a/drivers/ata/ahci.c b/drivers/ata/ahci.c
> > index d2460fa985b7..da2e74fce2d9 100644
> > --- a/drivers/ata/ahci.c
> > +++ b/drivers/ata/ahci.c
> > @@ -606,13 +606,13 @@ static const struct pci_device_id ahci_pci_tbl[] = {
> > { PCI_VDEVICE(PROMISE, 0x3781), board_ahci }, /* FastTrak TX8660 ahci-mode */
> >
> > /* ASMedia */
> > - { PCI_VDEVICE(ASMEDIA, 0x0601), board_ahci }, /* ASM1060 */
> > - { PCI_VDEVICE(ASMEDIA, 0x0602), board_ahci }, /* ASM1060 */
> > + { PCI_VDEVICE(ASMEDIA, 0x0601), board_ahci_43bit_dma }, /* ASM1060 */
> > + { PCI_VDEVICE(ASMEDIA, 0x0602), board_ahci_43bit_dma }, /* ASM1060 */
> > { PCI_VDEVICE(ASMEDIA, 0x0611), board_ahci_43bit_dma }, /* ASM1061 */
> > { PCI_VDEVICE(ASMEDIA, 0x0612), board_ahci_43bit_dma }, /* ASM1061/1062 */
> > - { PCI_VDEVICE(ASMEDIA, 0x0621), board_ahci }, /* ASM1061R */
> > - { PCI_VDEVICE(ASMEDIA, 0x0622), board_ahci }, /* ASM1062R */
> > - { PCI_VDEVICE(ASMEDIA, 0x0624), board_ahci }, /* ASM1062+JMB575 */
> > + { PCI_VDEVICE(ASMEDIA, 0x0621), board_ahci_43bit_dma }, /* ASM1061R */
> > + { PCI_VDEVICE(ASMEDIA, 0x0622), board_ahci_43bit_dma }, /* ASM1062R */
> > + { PCI_VDEVICE(ASMEDIA, 0x0624), board_ahci_43bit_dma }, /* ASM1062+JMB575 */
> > { PCI_VDEVICE(ASMEDIA, 0x1062), board_ahci }, /* ASM1062A */
> > { PCI_VDEVICE(ASMEDIA, 0x1064), board_ahci }, /* ASM1064 */
> > { PCI_VDEVICE(ASMEDIA, 0x1164), board_ahci }, /* ASM1164 */