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authorMarc Carino <marc.ceeeee@gmail.com>2013-08-25 10:22:48 +0400
committerTejun Heo <tj@kernel.org>2013-08-25 17:39:11 +0400
commit8be5ad9acb7c11b9d717bcdbe3d6de0dab081a39 (patch)
tree528bb497df99021c96fef990ccd4b3ae1b248e28 /drivers/ata
parentf1bc1e4c44b1b78fe34431936c60759b5aad5e3f (diff)
downloadlinux-8be5ad9acb7c11b9d717bcdbe3d6de0dab081a39.tar.xz
libata: Populate host-to-device FIS "auxiliary" field
SATA 3.1 added an "auxiliary" field to the host-to-device FIS. Populate the host-to-device FIS with the new field via the taskfile struct. Signed-off-by: Marc Carino <marc.ceeeee@gmail.com> Signed-off-by: Tejun Heo <tj@kernel.org>
Diffstat (limited to 'drivers/ata')
-rw-r--r--drivers/ata/libata-core.c10
1 files changed, 6 insertions, 4 deletions
diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c
index 39e78e4524a3..2b4e92568850 100644
--- a/drivers/ata/libata-core.c
+++ b/drivers/ata/libata-core.c
@@ -546,6 +546,8 @@ int atapi_cmd_type(u8 opcode)
*/
void ata_tf_to_fis(const struct ata_taskfile *tf, u8 pmp, int is_cmd, u8 *fis)
{
+ const __le32 aux = cpu_to_le32(tf->auxiliary);
+
fis[0] = 0x27; /* Register - Host to Device FIS */
fis[1] = pmp & 0xf; /* Port multiplier number*/
if (is_cmd)
@@ -569,10 +571,10 @@ void ata_tf_to_fis(const struct ata_taskfile *tf, u8 pmp, int is_cmd, u8 *fis)
fis[14] = 0;
fis[15] = tf->ctl;
- fis[16] = 0;
- fis[17] = 0;
- fis[18] = 0;
- fis[19] = 0;
+ fis[16] = aux & 0xff;
+ fis[17] = (aux >> 8) & 0xff;
+ fis[18] = (aux >> 16) & 0xff;
+ fis[19] = (aux >> 24) & 0xff;
}
/**