ata_piix: IDE mode SATA patch for Intel Tolapai

Resend trying to remove 8-bit characters in the email.

This patch adds the Intel Tolapai IDE mode SATA controller DID's.

Signed-off-by:  Jason Gaston <jason.d.gaston@intel.com>
Signed-off-by: Jeff Garzik <jeff@garzik.org>

1 files changed, 27 insertions, 0 deletions

diff --git a/drivers/ata/ata_piix.c b/drivers/ata/ata_piix.c
index 071d274afaab..127deb87a334 100644
--- a/drivers/ata/ata_piix.c
+++ b/drivers/ata/ata_piix.c
@@ -130,6 +130,7 @@ enum {
         ich6m_sata_ahci         = 8,
         ich8_sata_ahci          = 9,
         piix_pata_mwdma         = 10,   /* PIIX3 MWDMA only */
+        tolapai_sata_ahci       = 11,
 
         /* constants for mapping table */
         P0                      = 0,  /* port 0 */
@@ -253,6 +254,8 @@ static const struct pci_device_id piix_pci_tbl[] = {
         { 0x8086, 0x292d, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich8_sata_ahci },
         /* SATA Controller IDE (ICH9M) */
         { 0x8086, 0x292e, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich8_sata_ahci },
+        /* SATA Controller IDE (Tolapai) */
+        { 0x8086, 0x5028, PCI_ANY_ID, PCI_ANY_ID, 0, 0, tolapai_sata_ahci },
 
         { }     /* terminate list */
 };
@@ -441,12 +444,25 @@ static const struct piix_map_db ich8_map_db = {
         },
 };
 
+static const struct piix_map_db tolapai_map_db = {
+        .mask = 0x3,
+        .port_enable = 0x3,
+        .map = {
+                /* PM   PS   SM   SS       MAP */
+                {  P0,  NA,  P1,  NA }, /* 00b */
+                {  RV,  RV,  RV,  RV }, /* 01b */
+                {  RV,  RV,  RV,  RV }, /* 10b */
+                {  RV,  RV,  RV,  RV },
+        },
+};
+
 static const struct piix_map_db *piix_map_db_table[] = {
         [ich5_sata]             = &ich5_map_db,
         [ich6_sata]             = &ich6_map_db,
         [ich6_sata_ahci]        = &ich6_map_db,
         [ich6m_sata_ahci]       = &ich6m_map_db,
         [ich8_sata_ahci]        = &ich8_map_db,
+        [tolapai_sata_ahci]     = &tolapai_map_db,
 };
 
 static struct ata_port_info piix_port_info[] = {
@@ -560,6 +576,17 @@ static struct ata_port_info piix_port_info[] = {
                 .mwdma_mask     = 0x06, /* mwdma1-2 ?? CHECK 0 should be ok but slow */
                 .port_ops       = &piix_pata_ops,
         },
+
+        /* tolapai_sata_ahci: 11: */
+        {
+                .sht            = &piix_sht,
+                .flags          = PIIX_SATA_FLAGS | PIIX_FLAG_SCR |
+                                  PIIX_FLAG_AHCI,
+                .pio_mask       = 0x1f, /* pio0-4 */
+                .mwdma_mask     = 0x07, /* mwdma0-2 */
+                .udma_mask      = ATA_UDMA6,
+                .port_ops       = &piix_sata_ops,
+        },
 };
 
 static struct pci_bits piix_enable_bits[] = {