* [PATCH v2] ATA: ahci: Add Intel PCH-S RAID device ID
@ 2026-10-29 14:00 Roman Gardzinski
2026-10-29 14:26 ` Niklas Cassel
0 siblings, 1 reply; 2+ messages in thread
From: Roman Gardzinski @ 2026-10-29 14:00 UTC (permalink / raw)
To: dlemoal, cassel, szczepan.durawa, szymon.durawa,
romanx.gardzinski
Cc: linux-ide, linux-kernel
When the Intel Nova Lake SATA controller is configured in RAID mode (rather
than AHCI), the generic entry in ahci_pci_tbl which matches any device with
the PCI class code for AHCI, is not sufficient, since the SATA controller
in RAID mode uses a different PCI class code.
Cc: Damien Le Moal <dlemoal@kernel.org>
Cc: Niklas Cassel <cassel@kernel.org>
Suggested-by: Szczepan Durawa <szczepan.durawa@intel.com>
Reviewed-by: Szymon Durawa <szymon.durawa@linux.intel.com>
Signed-off-by: Roman Gardzinski <romanx.gardzinski@linux.intel.com>
---
v1 -> v2:
- update RAID entry in ahci_pci_tbl to board_ahci from board_ahci_pcs_quirk
- update commit description
drivers/ata/ahci.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/drivers/ata/ahci.c b/drivers/ata/ahci.c
index 9b8c0935001c..cee67c64fbea 100644
--- a/drivers/ata/ahci.c
+++ b/drivers/ata/ahci.c
@@ -280,6 +280,10 @@ static const struct ata_port_info ahci_port_info[] = {
static const struct pci_device_id ahci_pci_tbl[] = {
/* Intel */
{
+ /* Nova Lake PCH-S RAID */
+ PCI_VDEVICE(INTEL, 0x6e66),
+ .driver_data = board_ahci,
+ }, {
/* Comet Lake PCH-H RAID */
PCI_VDEVICE(INTEL, 0x06d6),
.driver_data = board_ahci_pcs_quirk,
--
2.53.0
^ permalink raw reply related [flat|nested] 2+ messages in thread
* Re: [PATCH v2] ATA: ahci: Add Intel PCH-S RAID device ID
2026-10-29 14:00 [PATCH v2] ATA: ahci: Add Intel PCH-S RAID device ID Roman Gardzinski
@ 2026-10-29 14:26 ` Niklas Cassel
0 siblings, 0 replies; 2+ messages in thread
From: Niklas Cassel @ 2026-10-29 14:26 UTC (permalink / raw)
To: Roman Gardzinski
Cc: dlemoal, szczepan.durawa, szymon.durawa, linux-ide, linux-kernel
On Thu, Oct 29, 2026 at 03:00:03PM +0100, Roman Gardzinski wrote:
> When the Intel Nova Lake SATA controller is configured in RAID mode (rather
> than AHCI), the generic entry in ahci_pci_tbl which matches any device with
> the PCI class code for AHCI, is not sufficient, since the SATA controller
> in RAID mode uses a different PCI class code.
>
> Cc: Damien Le Moal <dlemoal@kernel.org>
> Cc: Niklas Cassel <cassel@kernel.org>
>
> Suggested-by: Szczepan Durawa <szczepan.durawa@intel.com>
> Reviewed-by: Szymon Durawa <szymon.durawa@linux.intel.com>
> Signed-off-by: Roman Gardzinski <romanx.gardzinski@linux.intel.com>
> ---
> v1 -> v2:
> - update RAID entry in ahci_pci_tbl to board_ahci from board_ahci_pcs_quirk
> - update commit description
>
> drivers/ata/ahci.c | 4 ++++
> 1 file changed, 4 insertions(+)
>
> diff --git a/drivers/ata/ahci.c b/drivers/ata/ahci.c
> index 9b8c0935001c..cee67c64fbea 100644
> --- a/drivers/ata/ahci.c
> +++ b/drivers/ata/ahci.c
> @@ -280,6 +280,10 @@ static const struct ata_port_info ahci_port_info[] = {
> static const struct pci_device_id ahci_pci_tbl[] = {
> /* Intel */
> {
> + /* Nova Lake PCH-S RAID */
> + PCI_VDEVICE(INTEL, 0x6e66),
> + .driver_data = board_ahci,
> + }, {
> /* Comet Lake PCH-H RAID */
> PCI_VDEVICE(INTEL, 0x06d6),
> .driver_data = board_ahci_pcs_quirk,
> --
> 2.53.0
>
Looks good to me:
Reviewed-by: Niklas Cassel <cassel@kernel.org>
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