1 files changed, 0 insertions, 2 deletions

diff --git a/drivers/ata/sata_sis.c b/drivers/ata/sata_sis.c
index 41c1d6e8f1fe..8d98a9fb0a42 100644
--- a/drivers/ata/sata_sis.c
+++ b/drivers/ata/sata_sis.c
@@ -104,7 +104,6 @@ static struct scsi_host_template sis_sht = {
 };
 
 static const struct ata_port_operations sis_ops = {
-        .port_disable           = ata_port_disable,
         .tf_load                = ata_tf_load,
         .tf_read                = ata_tf_read,
         .check_status           = ata_check_status,
@@ -123,7 +122,6 @@ static const struct ata_port_operations sis_ops = {
         .post_internal_cmd      = ata_bmdma_post_internal_cmd,
         .irq_clear              = ata_bmdma_irq_clear,
         .irq_on                 = ata_irq_on,
-        .irq_ack                = ata_irq_ack,
         .scr_read               = sis_scr_read,
         .scr_write              = sis_scr_write,
         .port_start             = ata_port_start,