On 07/24/2010 10:53 AM, Tejun Heo wrote:
88SE9128 can do FBS and sets it in HOST_CAP but forgets to set FBSCP
in PORT_CMD. Implement AHCI_HFLAG_YES_FBS and apply it to 88SE9128.
Signed-off-by: Tejun Heo<tj@xxxxxxxxxx>
--
drivers/ata/ahci.c | 11 +++++++++++
drivers/ata/ahci.h | 1 +
drivers/ata/libahci.c | 16 ++++++++++++++--
3 files changed, 26 insertions(+), 2 deletions(-)
diff --git a/drivers/ata/ahci.c b/drivers/ata/ahci.c
index f252253..41fa0a3 100644
--- a/drivers/ata/ahci.c
+++ b/drivers/ata/ahci.c
@@ -60,6 +60,7 @@ enum board_ids {
board_ahci,
board_ahci_ign_iferr,
board_ahci_nosntf,
+ board_ahci_yes_fbs,
/* board IDs for specific chipsets in alphabetical order */
board_ahci_mcp65,
@@ -132,6 +133,14 @@ static const struct ata_port_info ahci_port_info[] = {
.udma_mask = ATA_UDMA6,
.port_ops =&ahci_ops,
},
+ [board_ahci_yes_fbs] =
+ {
+ AHCI_HFLAGS (AHCI_HFLAG_YES_FBS),
+ .flags = AHCI_FLAG_COMMON,
+ .pio_mask = ATA_PIO4,
+ .udma_mask = ATA_UDMA6,
+ .port_ops =&ahci_ops,
+ },
/* by chipsets */
[board_ahci_mcp65] =
{
@@ -362,6 +371,8 @@ static const struct pci_device_id ahci_pci_tbl[] = {
/* Marvell */
{ PCI_VDEVICE(MARVELL, 0x6145), board_ahci_mv }, /* 6145 */
{ PCI_VDEVICE(MARVELL, 0x6121), board_ahci_mv }, /* 6121 */
+ { PCI_DEVICE(0x1b4b, 0x9123),
+ .driver_data = board_ahci_yes_fbs }, /* 88se9128 */
/* Promise */
{ PCI_VDEVICE(PROMISE, 0x3f20), board_ahci }, /* PDC42819 */
diff --git a/drivers/ata/ahci.h b/drivers/ata/ahci.h
index 7113c57..474427b 100644
--- a/drivers/ata/ahci.h
+++ b/drivers/ata/ahci.h
@@ -209,6 +209,7 @@ enum {
link offline */
AHCI_HFLAG_NO_SNTF = (1<< 12), /* no sntf */
AHCI_HFLAG_NO_FPDMA_AA = (1<< 13), /* no FPDMA AA */
+ AHCI_HFLAG_YES_FBS = (1<< 14), /* force FBS cap on */
/* ap->flags bits */
applied
--
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