[SCSI] libsas: remove spurious sata control register read/write

[pandora-kernel.git] / drivers / scsi / libsas / sas_ata.c

diff --git a/drivers/scsi/libsas/sas_ata.c b/drivers/scsi/libsas/sas_ata.c
index 4a6e203..c2a5cc7 100644 (file)
--- a/drivers/scsi/libsas/sas_ata.c
+++ b/drivers/scsi/libsas/sas_ata.c
@@ -301,55 +301,6 @@ static void sas_ata_post_internal(struct ata_queued_cmd *qc)
        }
 }
 
-static int sas_ata_scr_write(struct ata_link *link, unsigned int sc_reg_in,
-                             u32 val)
-{
-       struct domain_device *dev = link->ap->private_data;
-
-       SAS_DPRINTK("STUB %s\n", __func__);
-       switch (sc_reg_in) {
-               case SCR_STATUS:
-                       dev->sata_dev.sstatus = val;
-                       break;
-               case SCR_CONTROL:
-                       dev->sata_dev.scontrol = val;
-                       break;
-               case SCR_ERROR:
-                       dev->sata_dev.serror = val;
-                       break;
-               case SCR_ACTIVE:
-                       dev->sata_dev.ap->link.sactive = val;
-                       break;
-               default:
-                       return -EINVAL;
-       }
-       return 0;
-}
-
-static int sas_ata_scr_read(struct ata_link *link, unsigned int sc_reg_in,
-                           u32 *val)
-{
-       struct domain_device *dev = link->ap->private_data;
-
-       SAS_DPRINTK("STUB %s\n", __func__);
-       switch (sc_reg_in) {
-               case SCR_STATUS:
-                       *val = dev->sata_dev.sstatus;
-                       return 0;
-               case SCR_CONTROL:
-                       *val = dev->sata_dev.scontrol;
-                       return 0;
-               case SCR_ERROR:
-                       *val = dev->sata_dev.serror;
-                       return 0;
-               case SCR_ACTIVE:
-                       *val = dev->sata_dev.ap->link.sactive;
-                       return 0;
-               default:
-                       return -EINVAL;
-       }
-}
-
 static struct ata_port_operations sas_sata_ops = {
        .phy_reset              = sas_ata_phy_reset,
        .post_internal_cmd      = sas_ata_post_internal,
@@ -359,8 +310,6 @@ static struct ata_port_operations sas_sata_ops = {
        .qc_fill_rtf            = sas_ata_qc_fill_rtf,
        .port_start             = ata_sas_port_start,
        .port_stop              = ata_sas_port_stop,
-       .scr_read               = sas_ata_scr_read,
-       .scr_write              = sas_ata_scr_write
 };
 
 static struct ata_port_info sata_port_info = {