aboutsummaryrefslogtreecommitdiff
path: root/drivers/ata/ahci.c
diff options
context:
space:
mode:
authorLinus Torvalds <torvalds@linux-foundation.org>2014-02-20 12:04:15 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2014-02-20 12:04:15 -0800
commit54dfffde22ee5ac5a6f912eb451b52683ef3ea7f (patch)
treeeeeaf1034152482456a5fcd3f1f1662e6599284c /drivers/ata/ahci.c
parent6a4d07f85ba9da5b6eab6e60a493d459c4296176 (diff)
parent67809f85d31eac600f6b28defa5386c9d2a13b1d (diff)
Merge branch 'for-3.14-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/libata
Pull libata fixes from Tejun Heo: "Various device specific fixes. Nothing too interesting" * 'for-3.14-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/libata: ahci: disable NCQ on Samsung pci-e SSDs on macbooks ata: sata_mv: Cleanup only the initialized ports sata_sil: apply MOD15WRITE quirk to TOSHIBA MK2561GSYN ata: enable quirk from jmicron JMB350 for JMB394 ATA: SATA_MV: Add missing Kconfig select statememnt ata: pata_imx: Check the return value from clk_prepare_enable()
Diffstat (limited to 'drivers/ata/ahci.c')
-rw-r--r--drivers/ata/ahci.c14
1 files changed, 14 insertions, 0 deletions
diff --git a/drivers/ata/ahci.c b/drivers/ata/ahci.c
index dc2756fb6f3..7df81576a48 100644
--- a/drivers/ata/ahci.c
+++ b/drivers/ata/ahci.c
@@ -61,6 +61,7 @@ enum board_ids {
/* board IDs by feature in alphabetical order */
board_ahci,
board_ahci_ign_iferr,
+ board_ahci_noncq,
board_ahci_nosntf,
board_ahci_yes_fbs,
@@ -121,6 +122,13 @@ static const struct ata_port_info ahci_port_info[] = {
.udma_mask = ATA_UDMA6,
.port_ops = &ahci_ops,
},
+ [board_ahci_noncq] = {
+ AHCI_HFLAGS (AHCI_HFLAG_NO_NCQ),
+ .flags = AHCI_FLAG_COMMON,
+ .pio_mask = ATA_PIO4,
+ .udma_mask = ATA_UDMA6,
+ .port_ops = &ahci_ops,
+ },
[board_ahci_nosntf] = {
AHCI_HFLAGS (AHCI_HFLAG_NO_SNTF),
.flags = AHCI_FLAG_COMMON,
@@ -452,6 +460,12 @@ static const struct pci_device_id ahci_pci_tbl[] = {
{ PCI_VDEVICE(ASMEDIA, 0x0611), board_ahci }, /* ASM1061 */
{ PCI_VDEVICE(ASMEDIA, 0x0612), board_ahci }, /* ASM1062 */
+ /*
+ * Samsung SSDs found on some macbooks. NCQ times out.
+ * https://bugzilla.kernel.org/show_bug.cgi?id=60731
+ */
+ { PCI_VDEVICE(SAMSUNG, 0x1600), board_ahci_noncq },
+
/* Enmotus */
{ PCI_DEVICE(0x1c44, 0x8000), board_ahci },