libata: remove check_status from non-SFF drivers

Now that all SFF stuff is separated out of core layer, core layer
doesn't call ops->[alt_]check_status().  In fact, no one calls them
for non-SFF drivers anymore.  Kill them.

Signed-off-by: Tejun Heo <htejun@gmail.com>

1 files changed, 0 insertions, 8 deletions

diff --git a/drivers/scsi/libsas/sas_ata.c b/drivers/scsi/libsas/sas_ata.c
index e81f2fd8ba8b..5c114bb7e907 100644
--- a/drivers/scsi/libsas/sas_ata.c
+++ b/drivers/scsi/libsas/sas_ata.c
@@ -233,12 +233,6 @@ static bool sas_ata_qc_fill_rtf(struct ata_queued_cmd *qc)
         return true;
 }
 
-static u8 sas_ata_check_status(struct ata_port *ap)
-{
-        struct domain_device *dev = ap->private_data;
-        return dev->sata_dev.tf.command;
-}
-
 static void sas_ata_phy_reset(struct ata_port *ap)
 {
         struct domain_device *dev = ap->private_data;
@@ -350,8 +344,6 @@ static int sas_ata_scr_read(struct ata_port *ap, unsigned int sc_reg_in,
 }
 
 static struct ata_port_operations sas_sata_ops = {
-        .sff_check_status       = sas_ata_check_status,
-        .sff_check_altstatus    = sas_ata_check_status,
         .sff_dev_select         = ata_noop_dev_select,
         .phy_reset              = sas_ata_phy_reset,
         .post_internal_cmd      = sas_ata_post_internal,