diff options
author | Marc Carino <marc.ceeeee@gmail.com> | 2013-08-25 02:22:49 -0400 |
---|---|---|
committer | Tejun Heo <tj@kernel.org> | 2013-08-25 09:39:12 -0400 |
commit | 40fb59e75ad197a1c4ca2fbccef85432d8d103f8 (patch) | |
tree | 7f354bbaea70614e29b06a6616e486f27bc7e19c /drivers/ata/ahci.c | |
parent | 8be5ad9acb7c11b9d717bcdbe3d6de0dab081a39 (diff) |
libata: Add H2D FIS "auxiliary" port flag
Add a new port flag, ATA_FLAG_FPDMA_AUX, used to indicate
support for transmission of the H2D FIS 'auxiliary' field.
Signed-off-by: Marc Carino <marc.ceeeee@gmail.com>
Signed-off-by: Tejun Heo <tj@kernel.org>
Diffstat (limited to 'drivers/ata/ahci.c')
-rw-r--r-- | drivers/ata/ahci.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/ata/ahci.c b/drivers/ata/ahci.c index 5064f3ea20f1..8d41c57fd969 100644 --- a/drivers/ata/ahci.c +++ b/drivers/ata/ahci.c | |||
@@ -1288,6 +1288,14 @@ static int ahci_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) | |||
1288 | */ | 1288 | */ |
1289 | if (!(hpriv->flags & AHCI_HFLAG_NO_FPDMA_AA)) | 1289 | if (!(hpriv->flags & AHCI_HFLAG_NO_FPDMA_AA)) |
1290 | pi.flags |= ATA_FLAG_FPDMA_AA; | 1290 | pi.flags |= ATA_FLAG_FPDMA_AA; |
1291 | |||
1292 | /* | ||
1293 | * All AHCI controllers should be forward-compatible | ||
1294 | * with the new auxiliary field. This code should be | ||
1295 | * conditionalized if any buggy AHCI controllers are | ||
1296 | * encountered. | ||
1297 | */ | ||
1298 | pi.flags |= ATA_FLAG_FPDMA_AUX; | ||
1291 | } | 1299 | } |
1292 | 1300 | ||
1293 | if (hpriv->cap & HOST_CAP_PMP) | 1301 | if (hpriv->cap & HOST_CAP_PMP) |