[PATCH] ahci: Add support for Dell S140 and later

[PATCH] ahci: Add support for Dell S140 and later

[Charles Rose]

From: Charles Rose <charles.rose@dell.com>

This patch enables support for Dell S140 and later sw-raid solutions 
that use Intel's PCHs configured as PCI_CLASS_STORAGE_RAID.

Reviewed-by: Mika Westerberg <mika.westerberg@intel.com>
Signed-off-by: Charles Rose <charles.e.rose@gmail.com>
---
 drivers/ata/ahci.c      | 4 ++++
 include/linux/pci_ids.h | 2 ++
 2 files changed, 6 insertions(+)

diff --git a/drivers/ata/ahci.c b/drivers/ata/ahci.c
index 00ba8e5a1ccc..49cda9495d7e 100644
--- a/drivers/ata/ahci.c
+++ b/drivers/ata/ahci.c
@@ -446,6 +446,10 @@ static const struct pci_device_id ahci_pci_tbl[] = {
 	{ PCI_VENDOR_ID_AMD, PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID,
 	  PCI_CLASS_STORAGE_RAID << 8, 0xffffff, board_ahci },
 
+	/* Dell S140/S150 */
+	{ PCI_VENDOR_ID_INTEL, PCI_ANY_ID, PCI_SUBVENDOR_ID_DELL, PCI_ANY_ID,
+	  PCI_CLASS_STORAGE_RAID << 8, 0xffffff, board_ahci },
+
 	/* VIA */
 	{ PCI_VDEVICE(VIA, 0x3349), board_ahci_vt8251 }, /* VIA VT8251 */
 	{ PCI_VDEVICE(VIA, 0x6287), board_ahci_vt8251 }, /* VIA VT8251 */
diff --git a/include/linux/pci_ids.h b/include/linux/pci_ids.h
index d8156a5dbee8..ab906c7a1ad6 100644
--- a/include/linux/pci_ids.h
+++ b/include/linux/pci_ids.h
@@ -630,6 +630,8 @@
 #define PCI_DEVICE_ID_DELL_RAC4		0x0012
 #define PCI_DEVICE_ID_DELL_PERC5	0x0015
 
+#define PCI_SUBVENDOR_ID_DELL		0x1028
+
 #define PCI_VENDOR_ID_MATROX		0x102B
 #define PCI_DEVICE_ID_MATROX_MGA_2	0x0518
 #define PCI_DEVICE_ID_MATROX_MIL	0x0519
-- 
2.25.4