[libata] Remove ->port_disable() hook

It was always set to ata_port_disable().  Removed the hook, and replaced
the very few ap->ops->port_disable() callsites with direct calls to
ata_port_disable().

Signed-off-by: Jeff Garzik <jeff@garzik.org>
diff --git a/drivers/ata/ahci.c b/drivers/ata/ahci.c
index c888c96..0d80189 100644
--- a/drivers/ata/ahci.c
+++ b/drivers/ata/ahci.c
@@ -264,8 +264,6 @@
 };
 
 static const struct ata_port_operations ahci_ops = {
-	.port_disable		= ata_port_disable,
-
 	.check_status		= ahci_check_status,
 	.check_altstatus	= ahci_check_status,
 	.dev_select		= ata_noop_dev_select,
@@ -296,8 +294,6 @@
 };
 
 static const struct ata_port_operations ahci_vt8251_ops = {
-	.port_disable		= ata_port_disable,
-
 	.check_status		= ahci_check_status,
 	.check_altstatus	= ahci_check_status,
 	.dev_select		= ata_noop_dev_select,
diff --git a/drivers/ata/ata_generic.c b/drivers/ata/ata_generic.c
index 6ec1bbc..afe71a6 100644
--- a/drivers/ata/ata_generic.c
+++ b/drivers/ata/ata_generic.c
@@ -95,7 +95,6 @@
 static struct ata_port_operations generic_port_ops = {
 	.set_mode	= generic_set_mode,
 
-	.port_disable	= ata_port_disable,
 	.tf_load	= ata_tf_load,
 	.tf_read	= ata_tf_read,
 	.check_status 	= ata_check_status,
diff --git a/drivers/ata/ata_piix.c b/drivers/ata/ata_piix.c
index 68bc0ae..45e3b60 100644
--- a/drivers/ata/ata_piix.c
+++ b/drivers/ata/ata_piix.c
@@ -290,7 +290,6 @@
 };
 
 static const struct ata_port_operations piix_pata_ops = {
-	.port_disable		= ata_port_disable,
 	.set_piomode		= piix_set_piomode,
 	.set_dmamode		= piix_set_dmamode,
 	.mode_filter		= ata_pci_default_filter,
@@ -323,7 +322,6 @@
 };
 
 static const struct ata_port_operations ich_pata_ops = {
-	.port_disable		= ata_port_disable,
 	.set_piomode		= piix_set_piomode,
 	.set_dmamode		= ich_set_dmamode,
 	.mode_filter		= ata_pci_default_filter,
@@ -356,8 +354,6 @@
 };
 
 static const struct ata_port_operations piix_sata_ops = {
-	.port_disable		= ata_port_disable,
-
 	.tf_load		= ata_tf_load,
 	.tf_read		= ata_tf_read,
 	.check_status		= ata_check_status,
diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c
index 4f8b8d2..43c3295 100644
--- a/drivers/ata/libata-core.c
+++ b/drivers/ata/libata-core.c
@@ -2208,7 +2208,6 @@
 
 	/* no device present, disable port */
 	ata_port_disable(ap);
-	ap->ops->port_disable(ap);
 	return -ENODEV;
 
  fail:
@@ -3227,7 +3226,7 @@
 
 err_out:
 	ata_port_printk(ap, KERN_ERR, "disabling port\n");
-	ap->ops->port_disable(ap);
+	ata_port_disable(ap);
 
 	DPRINTK("EXIT\n");
 }
@@ -6986,7 +6985,6 @@
 }
 
 const struct ata_port_operations ata_dummy_port_ops = {
-	.port_disable		= ata_port_disable,
 	.check_status		= ata_dummy_check_status,
 	.check_altstatus	= ata_dummy_check_status,
 	.dev_select		= ata_noop_dev_select,
diff --git a/drivers/ata/pata_ali.c b/drivers/ata/pata_ali.c
index 9436c49..7fc11ef 100644
--- a/drivers/ata/pata_ali.c
+++ b/drivers/ata/pata_ali.c
@@ -305,7 +305,6 @@
  */
 
 static struct ata_port_operations ali_early_port_ops = {
-	.port_disable	= ata_port_disable,
 	.set_piomode	= ali_set_piomode,
 	.tf_load	= ata_tf_load,
 	.tf_read	= ata_tf_read,
@@ -336,8 +335,6 @@
  *	detect
  */
 static struct ata_port_operations ali_20_port_ops = {
-	.port_disable	= ata_port_disable,
-
 	.set_piomode	= ali_set_piomode,
 	.set_dmamode	= ali_set_dmamode,
 	.mode_filter	= ali_20_filter,
@@ -376,7 +373,6 @@
  *	Port operations for DMA capable ALi with cable detect
  */
 static struct ata_port_operations ali_c2_port_ops = {
-	.port_disable	= ata_port_disable,
 	.set_piomode	= ali_set_piomode,
 	.set_dmamode	= ali_set_dmamode,
 	.mode_filter	= ata_pci_default_filter,
@@ -414,7 +410,6 @@
  *	Port operations for DMA capable ALi with cable detect and LBA48
  */
 static struct ata_port_operations ali_c5_port_ops = {
-	.port_disable	= ata_port_disable,
 	.set_piomode	= ali_set_piomode,
 	.set_dmamode	= ali_set_dmamode,
 	.mode_filter	= ata_pci_default_filter,
diff --git a/drivers/ata/pata_amd.c b/drivers/ata/pata_amd.c
index c95922f..b1db7ff 100644
--- a/drivers/ata/pata_amd.c
+++ b/drivers/ata/pata_amd.c
@@ -332,7 +332,6 @@
 };
 
 static struct ata_port_operations amd33_port_ops = {
-	.port_disable	= ata_port_disable,
 	.set_piomode	= amd33_set_piomode,
 	.set_dmamode	= amd33_set_dmamode,
 	.mode_filter	= ata_pci_default_filter,
@@ -366,7 +365,6 @@
 };
 
 static struct ata_port_operations amd66_port_ops = {
-	.port_disable	= ata_port_disable,
 	.set_piomode	= amd66_set_piomode,
 	.set_dmamode	= amd66_set_dmamode,
 	.mode_filter	= ata_pci_default_filter,
@@ -400,7 +398,6 @@
 };
 
 static struct ata_port_operations amd100_port_ops = {
-	.port_disable	= ata_port_disable,
 	.set_piomode	= amd100_set_piomode,
 	.set_dmamode	= amd100_set_dmamode,
 	.mode_filter	= ata_pci_default_filter,
@@ -434,7 +431,6 @@
 };
 
 static struct ata_port_operations amd133_port_ops = {
-	.port_disable	= ata_port_disable,
 	.set_piomode	= amd133_set_piomode,
 	.set_dmamode	= amd133_set_dmamode,
 	.mode_filter	= ata_pci_default_filter,
@@ -468,7 +464,6 @@
 };
 
 static struct ata_port_operations nv100_port_ops = {
-	.port_disable	= ata_port_disable,
 	.set_piomode	= nv100_set_piomode,
 	.set_dmamode	= nv100_set_dmamode,
 	.mode_filter	= ata_pci_default_filter,
@@ -502,7 +497,6 @@
 };
 
 static struct ata_port_operations nv133_port_ops = {
-	.port_disable	= ata_port_disable,
 	.set_piomode	= nv133_set_piomode,
 	.set_dmamode	= nv133_set_dmamode,
 	.mode_filter	= ata_pci_default_filter,
diff --git a/drivers/ata/pata_artop.c b/drivers/ata/pata_artop.c
index 8c86435..1827843 100644
--- a/drivers/ata/pata_artop.c
+++ b/drivers/ata/pata_artop.c
@@ -332,7 +332,6 @@
 };
 
 static const struct ata_port_operations artop6210_ops = {
-	.port_disable		= ata_port_disable,
 	.set_piomode		= artop6210_set_piomode,
 	.set_dmamode		= artop6210_set_dmamode,
 	.mode_filter		= ata_pci_default_filter,
@@ -366,7 +365,6 @@
 };
 
 static const struct ata_port_operations artop6260_ops = {
-	.port_disable		= ata_port_disable,
 	.set_piomode		= artop6260_set_piomode,
 	.set_dmamode		= artop6260_set_dmamode,
 
diff --git a/drivers/ata/pata_atiixp.c b/drivers/ata/pata_atiixp.c
index f2bfdeb..0077ee7 100644
--- a/drivers/ata/pata_atiixp.c
+++ b/drivers/ata/pata_atiixp.c
@@ -233,7 +233,6 @@
 };
 
 static struct ata_port_operations atiixp_port_ops = {
-	.port_disable	= ata_port_disable,
 	.set_piomode	= atiixp_set_piomode,
 	.set_dmamode	= atiixp_set_dmamode,
 	.mode_filter	= ata_pci_default_filter,
diff --git a/drivers/ata/pata_cmd640.c b/drivers/ata/pata_cmd640.c
index a292ed9..f09d4fa 100644
--- a/drivers/ata/pata_cmd640.c
+++ b/drivers/ata/pata_cmd640.c
@@ -184,7 +184,6 @@
 };
 
 static struct ata_port_operations cmd640_port_ops = {
-	.port_disable	= ata_port_disable,
 	.set_piomode	= cmd640_set_piomode,
 	.mode_filter	= ata_pci_default_filter,
 	.tf_load	= ata_tf_load,
diff --git a/drivers/ata/pata_cmd64x.c b/drivers/ata/pata_cmd64x.c
index d308c46..9e412c2 100644
--- a/drivers/ata/pata_cmd64x.c
+++ b/drivers/ata/pata_cmd64x.c
@@ -284,7 +284,6 @@
 };
 
 static struct ata_port_operations cmd64x_port_ops = {
-	.port_disable	= ata_port_disable,
 	.set_piomode	= cmd64x_set_piomode,
 	.set_dmamode	= cmd64x_set_dmamode,
 	.mode_filter	= ata_pci_default_filter,
@@ -318,7 +317,6 @@
 };
 
 static struct ata_port_operations cmd646r1_port_ops = {
-	.port_disable	= ata_port_disable,
 	.set_piomode	= cmd64x_set_piomode,
 	.set_dmamode	= cmd64x_set_dmamode,
 	.mode_filter	= ata_pci_default_filter,
@@ -352,7 +350,6 @@
 };
 
 static struct ata_port_operations cmd648_port_ops = {
-	.port_disable	= ata_port_disable,
 	.set_piomode	= cmd64x_set_piomode,
 	.set_dmamode	= cmd64x_set_dmamode,
 	.mode_filter	= ata_pci_default_filter,
diff --git a/drivers/ata/pata_cs5520.c b/drivers/ata/pata_cs5520.c
index 300dcff..fe37e3e 100644
--- a/drivers/ata/pata_cs5520.c
+++ b/drivers/ata/pata_cs5520.c
@@ -158,7 +158,6 @@
 };
 
 static struct ata_port_operations cs5520_port_ops = {
-	.port_disable		= ata_port_disable,
 	.set_piomode		= cs5520_set_piomode,
 	.set_dmamode		= cs5520_set_dmamode,
 
diff --git a/drivers/ata/pata_cs5530.c b/drivers/ata/pata_cs5530.c
index 2b77007..adeb3ac 100644
--- a/drivers/ata/pata_cs5530.c
+++ b/drivers/ata/pata_cs5530.c
@@ -179,7 +179,6 @@
 };
 
 static struct ata_port_operations cs5530_port_ops = {
-	.port_disable	= ata_port_disable,
 	.set_piomode	= cs5530_set_piomode,
 	.set_dmamode	= cs5530_set_dmamode,
 	.mode_filter	= ata_pci_default_filter,
diff --git a/drivers/ata/pata_cs5535.c b/drivers/ata/pata_cs5535.c
index 94b1a9c..2c73807 100644
--- a/drivers/ata/pata_cs5535.c
+++ b/drivers/ata/pata_cs5535.c
@@ -176,7 +176,6 @@
 };
 
 static struct ata_port_operations cs5535_port_ops = {
-	.port_disable	= ata_port_disable,
 	.set_piomode	= cs5535_set_piomode,
 	.set_dmamode	= cs5535_set_dmamode,
 	.mode_filter	= ata_pci_default_filter,
diff --git a/drivers/ata/pata_cypress.c b/drivers/ata/pata_cypress.c
index 8c439a9..cae4425 100644
--- a/drivers/ata/pata_cypress.c
+++ b/drivers/ata/pata_cypress.c
@@ -128,7 +128,6 @@
 };
 
 static struct ata_port_operations cy82c693_port_ops = {
-	.port_disable	= ata_port_disable,
 	.set_piomode	= cy82c693_set_piomode,
 	.set_dmamode	= cy82c693_set_dmamode,
 	.mode_filter	= ata_pci_default_filter,
diff --git a/drivers/ata/pata_efar.c b/drivers/ata/pata_efar.c
index 4d646ff..cc418e3 100644
--- a/drivers/ata/pata_efar.c
+++ b/drivers/ata/pata_efar.c
@@ -251,7 +251,6 @@
 };
 
 static const struct ata_port_operations efar_ops = {
-	.port_disable		= ata_port_disable,
 	.set_piomode		= efar_set_piomode,
 	.set_dmamode		= efar_set_dmamode,
 	.mode_filter		= ata_pci_default_filter,
diff --git a/drivers/ata/pata_hpt366.c b/drivers/ata/pata_hpt366.c
index 508d1ca..16cc143 100644
--- a/drivers/ata/pata_hpt366.c
+++ b/drivers/ata/pata_hpt366.c
@@ -312,7 +312,6 @@
  */
 
 static struct ata_port_operations hpt366_port_ops = {
-	.port_disable	= ata_port_disable,
 	.set_piomode	= hpt366_set_piomode,
 	.set_dmamode	= hpt366_set_dmamode,
 	.mode_filter	= hpt366_filter,
diff --git a/drivers/ata/pata_hpt37x.c b/drivers/ata/pata_hpt37x.c
index 896e6e3..65c0cb2 100644
--- a/drivers/ata/pata_hpt37x.c
+++ b/drivers/ata/pata_hpt37x.c
@@ -644,7 +644,6 @@
  */
 
 static struct ata_port_operations hpt370_port_ops = {
-	.port_disable	= ata_port_disable,
 	.set_piomode	= hpt370_set_piomode,
 	.set_dmamode	= hpt370_set_dmamode,
 	.mode_filter	= hpt370_filter,
@@ -682,7 +681,6 @@
  */
 
 static struct ata_port_operations hpt370a_port_ops = {
-	.port_disable	= ata_port_disable,
 	.set_piomode	= hpt370_set_piomode,
 	.set_dmamode	= hpt370_set_dmamode,
 	.mode_filter	= hpt370a_filter,
@@ -721,7 +719,6 @@
  */
 
 static struct ata_port_operations hpt372_port_ops = {
-	.port_disable	= ata_port_disable,
 	.set_piomode	= hpt372_set_piomode,
 	.set_dmamode	= hpt372_set_dmamode,
 	.mode_filter	= ata_pci_default_filter,
@@ -760,7 +757,6 @@
  */
 
 static struct ata_port_operations hpt374_port_ops = {
-	.port_disable	= ata_port_disable,
 	.set_piomode	= hpt372_set_piomode,
 	.set_dmamode	= hpt372_set_dmamode,
 	.mode_filter	= ata_pci_default_filter,
diff --git a/drivers/ata/pata_hpt3x2n.c b/drivers/ata/pata_hpt3x2n.c
index 2b7f099..5559da7 100644
--- a/drivers/ata/pata_hpt3x2n.c
+++ b/drivers/ata/pata_hpt3x2n.c
@@ -361,7 +361,6 @@
  */
 
 static struct ata_port_operations hpt3x2n_port_ops = {
-	.port_disable	= ata_port_disable,
 	.set_piomode	= hpt3x2n_set_piomode,
 	.set_dmamode	= hpt3x2n_set_dmamode,
 	.mode_filter	= ata_pci_default_filter,
diff --git a/drivers/ata/pata_hpt3x3.c b/drivers/ata/pata_hpt3x3.c
index a2f81f4..752394b 100644
--- a/drivers/ata/pata_hpt3x3.c
+++ b/drivers/ata/pata_hpt3x3.c
@@ -120,7 +120,6 @@
 };
 
 static struct ata_port_operations hpt3x3_port_ops = {
-	.port_disable	= ata_port_disable,
 	.set_piomode	= hpt3x3_set_piomode,
 #if defined(CONFIG_PATA_HPT3X3_DMA)
 	.set_dmamode	= hpt3x3_set_dmamode,
diff --git a/drivers/ata/pata_icside.c b/drivers/ata/pata_icside.c
index ffcccfc..4a69328 100644
--- a/drivers/ata/pata_icside.c
+++ b/drivers/ata/pata_icside.c
@@ -358,8 +358,6 @@
 }
 
 static struct ata_port_operations pata_icside_port_ops = {
-	.port_disable		= ata_port_disable,
-
 	.set_dmamode		= pata_icside_set_dmamode,
 
 	.tf_load		= ata_tf_load,
diff --git a/drivers/ata/pata_isapnp.c b/drivers/ata/pata_isapnp.c
index b8d6d5c..1def8c0 100644
--- a/drivers/ata/pata_isapnp.c
+++ b/drivers/ata/pata_isapnp.c
@@ -38,7 +38,6 @@
 };
 
 static struct ata_port_operations isapnp_port_ops = {
-	.port_disable	= ata_port_disable,
 	.tf_load	= ata_tf_load,
 	.tf_read	= ata_tf_read,
 	.check_status 	= ata_check_status,
diff --git a/drivers/ata/pata_it8213.c b/drivers/ata/pata_it8213.c
index 8aae9d7..cc989ef 100644
--- a/drivers/ata/pata_it8213.c
+++ b/drivers/ata/pata_it8213.c
@@ -261,7 +261,6 @@
 };
 
 static const struct ata_port_operations it8213_ops = {
-	.port_disable		= ata_port_disable,
 	.set_piomode		= it8213_set_piomode,
 	.set_dmamode		= it8213_set_dmamode,
 	.mode_filter		= ata_pci_default_filter,
diff --git a/drivers/ata/pata_it821x.c b/drivers/ata/pata_it821x.c
index 0179b29..4188898 100644
--- a/drivers/ata/pata_it821x.c
+++ b/drivers/ata/pata_it821x.c
@@ -620,7 +620,6 @@
 
 static struct ata_port_operations it821x_smart_port_ops = {
 	.set_mode	= it821x_smart_set_mode,
-	.port_disable	= ata_port_disable,
 	.tf_load	= ata_tf_load,
 	.tf_read	= ata_tf_read,
 	.mode_filter	= ata_pci_default_filter,
@@ -655,7 +654,6 @@
 };
 
 static struct ata_port_operations it821x_passthru_port_ops = {
-	.port_disable	= ata_port_disable,
 	.set_piomode	= it821x_passthru_set_piomode,
 	.set_dmamode	= it821x_passthru_set_dmamode,
 	.mode_filter	= ata_pci_default_filter,
diff --git a/drivers/ata/pata_ixp4xx_cf.c b/drivers/ata/pata_ixp4xx_cf.c
index ce1f9b1..7b0d2fc 100644
--- a/drivers/ata/pata_ixp4xx_cf.c
+++ b/drivers/ata/pata_ixp4xx_cf.c
@@ -107,7 +107,6 @@
 	.set_mode		= ixp4xx_set_mode,
 	.mode_filter		= ata_pci_default_filter,
 
-	.port_disable		= ata_port_disable,
 	.tf_load		= ata_tf_load,
 	.tf_read		= ata_tf_read,
 	.exec_command		= ata_exec_command,
diff --git a/drivers/ata/pata_jmicron.c b/drivers/ata/pata_jmicron.c
index 26f8406..6d5a818 100644
--- a/drivers/ata/pata_jmicron.c
+++ b/drivers/ata/pata_jmicron.c
@@ -141,8 +141,6 @@
 };
 
 static const struct ata_port_operations jmicron_ops = {
-	.port_disable		= ata_port_disable,
-
 	/* Task file is PCI ATA format, use helpers */
 	.tf_load		= ata_tf_load,
 	.tf_read		= ata_tf_read,
diff --git a/drivers/ata/pata_legacy.c b/drivers/ata/pata_legacy.c
index 6529d34..6cae26f 100644
--- a/drivers/ata/pata_legacy.c
+++ b/drivers/ata/pata_legacy.c
@@ -150,7 +150,6 @@
  */
 
 static struct ata_port_operations simple_port_ops = {
-	.port_disable	= ata_port_disable,
 	.tf_load	= ata_tf_load,
 	.tf_read	= ata_tf_read,
 	.check_status 	= ata_check_status,
@@ -178,7 +177,6 @@
 static struct ata_port_operations legacy_port_ops = {
 	.set_mode	= legacy_set_mode,
 
-	.port_disable	= ata_port_disable,
 	.tf_load	= ata_tf_load,
 	.tf_read	= ata_tf_read,
 	.check_status 	= ata_check_status,
@@ -293,7 +291,6 @@
 static struct ata_port_operations pdc20230_port_ops = {
 	.set_piomode	= pdc20230_set_piomode,
 
-	.port_disable	= ata_port_disable,
 	.tf_load	= ata_tf_load,
 	.tf_read	= ata_tf_read,
 	.check_status 	= ata_check_status,
@@ -348,7 +345,6 @@
 static struct ata_port_operations ht6560a_port_ops = {
 	.set_piomode	= ht6560a_set_piomode,
 
-	.port_disable	= ata_port_disable,
 	.tf_load	= ata_tf_load,
 	.tf_read	= ata_tf_read,
 	.check_status 	= ata_check_status,
@@ -414,7 +410,6 @@
 static struct ata_port_operations ht6560b_port_ops = {
 	.set_piomode	= ht6560b_set_piomode,
 
-	.port_disable	= ata_port_disable,
 	.tf_load	= ata_tf_load,
 	.tf_read	= ata_tf_read,
 	.check_status 	= ata_check_status,
@@ -535,7 +530,6 @@
 static struct ata_port_operations opti82c611a_port_ops = {
 	.set_piomode	= opti82c611a_set_piomode,
 
-	.port_disable	= ata_port_disable,
 	.tf_load	= ata_tf_load,
 	.tf_read	= ata_tf_read,
 	.check_status 	= ata_check_status,
@@ -668,7 +662,6 @@
 static struct ata_port_operations opti82c46x_port_ops = {
 	.set_piomode	= opti82c46x_set_piomode,
 
-	.port_disable	= ata_port_disable,
 	.tf_load	= ata_tf_load,
 	.tf_read	= ata_tf_read,
 	.check_status 	= ata_check_status,
diff --git a/drivers/ata/pata_marvell.c b/drivers/ata/pata_marvell.c
index 021d9d9..99d0844 100644
--- a/drivers/ata/pata_marvell.c
+++ b/drivers/ata/pata_marvell.c
@@ -111,8 +111,6 @@
 };
 
 static const struct ata_port_operations marvell_ops = {
-	.port_disable		= ata_port_disable,
-
 	/* Task file is PCI ATA format, use helpers */
 	.tf_load		= ata_tf_load,
 	.tf_read		= ata_tf_read,
diff --git a/drivers/ata/pata_mpc52xx.c b/drivers/ata/pata_mpc52xx.c
index 6e3fac2..a56694b 100644
--- a/drivers/ata/pata_mpc52xx.c
+++ b/drivers/ata/pata_mpc52xx.c
@@ -283,7 +283,6 @@
 };
 
 static struct ata_port_operations mpc52xx_ata_port_ops = {
-	.port_disable		= ata_port_disable,
 	.set_piomode		= mpc52xx_ata_set_piomode,
 	.dev_select		= mpc52xx_ata_dev_select,
 	.tf_load		= ata_tf_load,
diff --git a/drivers/ata/pata_mpiix.c b/drivers/ata/pata_mpiix.c
index 8a82fcd..b5091093 100644
--- a/drivers/ata/pata_mpiix.c
+++ b/drivers/ata/pata_mpiix.c
@@ -169,7 +169,6 @@
 };
 
 static struct ata_port_operations mpiix_port_ops = {
-	.port_disable	= ata_port_disable,
 	.set_piomode	= mpiix_set_piomode,
 
 	.tf_load	= ata_tf_load,
diff --git a/drivers/ata/pata_netcell.c b/drivers/ata/pata_netcell.c
index 2d64c58..b2c3d07 100644
--- a/drivers/ata/pata_netcell.c
+++ b/drivers/ata/pata_netcell.c
@@ -40,8 +40,6 @@
 };
 
 static const struct ata_port_operations netcell_ops = {
-	.port_disable		= ata_port_disable,
-
 	/* Task file is PCI ATA format, use helpers */
 	.tf_load		= ata_tf_load,
 	.tf_read		= ata_tf_read,
diff --git a/drivers/ata/pata_ns87410.c b/drivers/ata/pata_ns87410.c
index 00a763c..4b0ddf6 100644
--- a/drivers/ata/pata_ns87410.c
+++ b/drivers/ata/pata_ns87410.c
@@ -162,7 +162,6 @@
 };
 
 static struct ata_port_operations ns87410_port_ops = {
-	.port_disable	= ata_port_disable,
 	.set_piomode	= ns87410_set_piomode,
 
 	.tf_load	= ata_tf_load,
diff --git a/drivers/ata/pata_oldpiix.c b/drivers/ata/pata_oldpiix.c
index 851dae9..ada719a 100644
--- a/drivers/ata/pata_oldpiix.c
+++ b/drivers/ata/pata_oldpiix.c
@@ -238,7 +238,6 @@
 };
 
 static const struct ata_port_operations oldpiix_pata_ops = {
-	.port_disable		= ata_port_disable,
 	.set_piomode		= oldpiix_set_piomode,
 	.set_dmamode		= oldpiix_set_dmamode,
 	.mode_filter		= ata_pci_default_filter,
diff --git a/drivers/ata/pata_opti.c b/drivers/ata/pata_opti.c
index 0ab300c..2a4bfbfb 100644
--- a/drivers/ata/pata_opti.c
+++ b/drivers/ata/pata_opti.c
@@ -183,7 +183,6 @@
 };
 
 static struct ata_port_operations opti_port_ops = {
-	.port_disable	= ata_port_disable,
 	.set_piomode	= opti_set_piomode,
 	.tf_load	= ata_tf_load,
 	.tf_read	= ata_tf_read,
diff --git a/drivers/ata/pata_optidma.c b/drivers/ata/pata_optidma.c
index 51c4928..848ae16 100644
--- a/drivers/ata/pata_optidma.c
+++ b/drivers/ata/pata_optidma.c
@@ -368,7 +368,6 @@
 };
 
 static struct ata_port_operations optidma_port_ops = {
-	.port_disable	= ata_port_disable,
 	.set_piomode	= optidma_set_pio_mode,
 	.set_dmamode	= optidma_set_dma_mode,
 
@@ -403,7 +402,6 @@
 };
 
 static struct ata_port_operations optiplus_port_ops = {
-	.port_disable	= ata_port_disable,
 	.set_piomode	= optiplus_set_pio_mode,
 	.set_dmamode	= optiplus_set_dma_mode,
 
diff --git a/drivers/ata/pata_pcmcia.c b/drivers/ata/pata_pcmcia.c
index f216772..5baf531 100644
--- a/drivers/ata/pata_pcmcia.c
+++ b/drivers/ata/pata_pcmcia.c
@@ -107,7 +107,6 @@
 
 static struct ata_port_operations pcmcia_port_ops = {
 	.set_mode	= pcmcia_set_mode,
-	.port_disable	= ata_port_disable,
 	.tf_load	= ata_tf_load,
 	.tf_read	= ata_tf_read,
 	.check_status 	= ata_check_status,
diff --git a/drivers/ata/pata_pdc2027x.c b/drivers/ata/pata_pdc2027x.c
index 7c6df32..5fba36f 100644
--- a/drivers/ata/pata_pdc2027x.c
+++ b/drivers/ata/pata_pdc2027x.c
@@ -147,7 +147,6 @@
 };
 
 static struct ata_port_operations pdc2027x_pata100_ops = {
-	.port_disable		= ata_port_disable,
 	.mode_filter		= ata_pci_default_filter,
 
 	.tf_load		= ata_tf_load,
@@ -178,7 +177,6 @@
 };
 
 static struct ata_port_operations pdc2027x_pata133_ops = {
-	.port_disable		= ata_port_disable,
 	.set_piomode		= pdc2027x_set_piomode,
 	.set_dmamode		= pdc2027x_set_dmamode,
 	.set_mode		= pdc2027x_set_mode,
diff --git a/drivers/ata/pata_pdc202xx_old.c b/drivers/ata/pata_pdc202xx_old.c
index b03b338..9b7077d 100644
--- a/drivers/ata/pata_pdc202xx_old.c
+++ b/drivers/ata/pata_pdc202xx_old.c
@@ -247,7 +247,6 @@
 };
 
 static struct ata_port_operations pdc2024x_port_ops = {
-	.port_disable	= ata_port_disable,
 	.set_piomode	= pdc202xx_set_piomode,
 	.set_dmamode	= pdc202xx_set_dmamode,
 	.mode_filter	= ata_pci_default_filter,
@@ -280,7 +279,6 @@
 };
 
 static struct ata_port_operations pdc2026x_port_ops = {
-	.port_disable	= ata_port_disable,
 	.set_piomode	= pdc202xx_set_piomode,
 	.set_dmamode	= pdc202xx_set_dmamode,
 	.mode_filter	= ata_pci_default_filter,
diff --git a/drivers/ata/pata_platform.c b/drivers/ata/pata_platform.c
index a616616..b04ce5f 100644
--- a/drivers/ata/pata_platform.c
+++ b/drivers/ata/pata_platform.c
@@ -69,7 +69,6 @@
 static struct ata_port_operations pata_platform_port_ops = {
 	.set_mode		= pata_platform_set_mode,
 
-	.port_disable		= ata_port_disable,
 	.tf_load		= ata_tf_load,
 	.tf_read		= ata_tf_read,
 	.check_status		= ata_check_status,
diff --git a/drivers/ata/pata_qdi.c b/drivers/ata/pata_qdi.c
index ade5a44..da9ccd2 100644
--- a/drivers/ata/pata_qdi.c
+++ b/drivers/ata/pata_qdi.c
@@ -170,7 +170,6 @@
 };
 
 static struct ata_port_operations qdi6500_port_ops = {
-	.port_disable	= ata_port_disable,
 	.set_piomode	= qdi6500_set_piomode,
 
 	.tf_load	= ata_tf_load,
@@ -197,7 +196,6 @@
 };
 
 static struct ata_port_operations qdi6580_port_ops = {
-	.port_disable	= ata_port_disable,
 	.set_piomode	= qdi6580_set_piomode,
 
 	.tf_load	= ata_tf_load,
diff --git a/drivers/ata/pata_radisys.c b/drivers/ata/pata_radisys.c
index 66b9a34..ece2190 100644
--- a/drivers/ata/pata_radisys.c
+++ b/drivers/ata/pata_radisys.c
@@ -203,7 +203,6 @@
 };
 
 static const struct ata_port_operations radisys_pata_ops = {
-	.port_disable		= ata_port_disable,
 	.set_piomode		= radisys_set_piomode,
 	.set_dmamode		= radisys_set_dmamode,
 	.mode_filter		= ata_pci_default_filter,
diff --git a/drivers/ata/pata_rz1000.c b/drivers/ata/pata_rz1000.c
index 9878464..5f1a4e1 100644
--- a/drivers/ata/pata_rz1000.c
+++ b/drivers/ata/pata_rz1000.c
@@ -73,7 +73,6 @@
 static struct ata_port_operations rz1000_port_ops = {
 	.set_mode	= rz1000_set_mode,
 
-	.port_disable	= ata_port_disable,
 	.tf_load	= ata_tf_load,
 	.tf_read	= ata_tf_read,
 	.check_status 	= ata_check_status,
diff --git a/drivers/ata/pata_sc1200.c b/drivers/ata/pata_sc1200.c
index 61edff4..6c13754 100644
--- a/drivers/ata/pata_sc1200.c
+++ b/drivers/ata/pata_sc1200.c
@@ -197,7 +197,6 @@
 };
 
 static struct ata_port_operations sc1200_port_ops = {
-	.port_disable	= ata_port_disable,
 	.set_piomode	= sc1200_set_piomode,
 	.set_dmamode	= sc1200_set_dmamode,
 	.mode_filter	= ata_pci_default_filter,
diff --git a/drivers/ata/pata_scc.c b/drivers/ata/pata_scc.c
index 95f04b8..e138343 100644
--- a/drivers/ata/pata_scc.c
+++ b/drivers/ata/pata_scc.c
@@ -988,7 +988,6 @@
 };
 
 static const struct ata_port_operations scc_pata_ops = {
-	.port_disable		= ata_port_disable,
 	.set_piomode		= scc_set_piomode,
 	.set_dmamode		= scc_set_dmamode,
 	.mode_filter		= scc_mode_filter,
diff --git a/drivers/ata/pata_serverworks.c b/drivers/ata/pata_serverworks.c
index c87cd67..7c08f25 100644
--- a/drivers/ata/pata_serverworks.c
+++ b/drivers/ata/pata_serverworks.c
@@ -318,7 +318,6 @@
 };
 
 static struct ata_port_operations serverworks_osb4_port_ops = {
-	.port_disable	= ata_port_disable,
 	.set_piomode	= serverworks_set_piomode,
 	.set_dmamode	= serverworks_set_dmamode,
 	.mode_filter	= serverworks_osb4_filter,
@@ -353,7 +352,6 @@
 };
 
 static struct ata_port_operations serverworks_csb_port_ops = {
-	.port_disable	= ata_port_disable,
 	.set_piomode	= serverworks_set_piomode,
 	.set_dmamode	= serverworks_set_dmamode,
 	.mode_filter	= serverworks_csb_filter,
diff --git a/drivers/ata/pata_sil680.c b/drivers/ata/pata_sil680.c
index c5abf66..71f206d 100644
--- a/drivers/ata/pata_sil680.c
+++ b/drivers/ata/pata_sil680.c
@@ -238,7 +238,6 @@
 };
 
 static struct ata_port_operations sil680_port_ops = {
-	.port_disable	= ata_port_disable,
 	.set_piomode	= sil680_set_piomode,
 	.set_dmamode	= sil680_set_dmamode,
 	.mode_filter	= ata_pci_default_filter,
diff --git a/drivers/ata/pata_sis.c b/drivers/ata/pata_sis.c
index 7285066..4ccf09d 100644
--- a/drivers/ata/pata_sis.c
+++ b/drivers/ata/pata_sis.c
@@ -531,7 +531,6 @@
 };
 
 static const struct ata_port_operations sis_133_ops = {
-	.port_disable		= ata_port_disable,
 	.set_piomode		= sis_133_set_piomode,
 	.set_dmamode		= sis_133_set_dmamode,
 	.mode_filter		= ata_pci_default_filter,
@@ -564,7 +563,6 @@
 };
 
 static const struct ata_port_operations sis_133_for_sata_ops = {
-	.port_disable		= ata_port_disable,
 	.set_piomode		= sis_133_set_piomode,
 	.set_dmamode		= sis_133_set_dmamode,
 	.mode_filter		= ata_pci_default_filter,
@@ -597,7 +595,6 @@
 };
 
 static const struct ata_port_operations sis_133_early_ops = {
-	.port_disable		= ata_port_disable,
 	.set_piomode		= sis_100_set_piomode,
 	.set_dmamode		= sis_133_early_set_dmamode,
 	.mode_filter		= ata_pci_default_filter,
@@ -630,7 +627,6 @@
 };
 
 static const struct ata_port_operations sis_100_ops = {
-	.port_disable		= ata_port_disable,
 	.set_piomode		= sis_100_set_piomode,
 	.set_dmamode		= sis_100_set_dmamode,
 	.mode_filter		= ata_pci_default_filter,
@@ -663,7 +659,6 @@
 };
 
 static const struct ata_port_operations sis_66_ops = {
-	.port_disable		= ata_port_disable,
 	.set_piomode		= sis_old_set_piomode,
 	.set_dmamode		= sis_66_set_dmamode,
 	.mode_filter		= ata_pci_default_filter,
@@ -696,7 +691,6 @@
 };
 
 static const struct ata_port_operations sis_old_ops = {
-	.port_disable		= ata_port_disable,
 	.set_piomode		= sis_old_set_piomode,
 	.set_dmamode		= sis_old_set_dmamode,
 	.mode_filter		= ata_pci_default_filter,
diff --git a/drivers/ata/pata_sl82c105.c b/drivers/ata/pata_sl82c105.c
index 1c50c19..5bd7843 100644
--- a/drivers/ata/pata_sl82c105.c
+++ b/drivers/ata/pata_sl82c105.c
@@ -225,7 +225,6 @@
 };
 
 static struct ata_port_operations sl82c105_port_ops = {
-	.port_disable	= ata_port_disable,
 	.set_piomode	= sl82c105_set_piomode,
 	.mode_filter	= ata_pci_default_filter,
 
diff --git a/drivers/ata/pata_triflex.c b/drivers/ata/pata_triflex.c
index 2a55eed..dc20b17 100644
--- a/drivers/ata/pata_triflex.c
+++ b/drivers/ata/pata_triflex.c
@@ -198,7 +198,6 @@
 };
 
 static struct ata_port_operations triflex_port_ops = {
-	.port_disable	= ata_port_disable,
 	.set_piomode	= triflex_set_piomode,
 	.mode_filter	= ata_pci_default_filter,
 
diff --git a/drivers/ata/pata_via.c b/drivers/ata/pata_via.c
index f11b87e..e1f20e7 100644
--- a/drivers/ata/pata_via.c
+++ b/drivers/ata/pata_via.c
@@ -348,7 +348,6 @@
 };
 
 static struct ata_port_operations via_port_ops = {
-	.port_disable	= ata_port_disable,
 	.set_piomode	= via_set_piomode,
 	.set_dmamode	= via_set_dmamode,
 	.mode_filter	= ata_pci_default_filter,
@@ -383,7 +382,6 @@
 };
 
 static struct ata_port_operations via_port_ops_noirq = {
-	.port_disable	= ata_port_disable,
 	.set_piomode	= via_set_piomode,
 	.set_dmamode	= via_set_dmamode,
 	.mode_filter	= ata_pci_default_filter,
diff --git a/drivers/ata/pata_winbond.c b/drivers/ata/pata_winbond.c
index c1647da..d7555f7 100644
--- a/drivers/ata/pata_winbond.c
+++ b/drivers/ata/pata_winbond.c
@@ -138,7 +138,6 @@
 };
 
 static struct ata_port_operations winbond_port_ops = {
-	.port_disable	= ata_port_disable,
 	.set_piomode	= winbond_set_piomode,
 
 	.tf_load	= ata_tf_load,
diff --git a/drivers/ata/pdc_adma.c b/drivers/ata/pdc_adma.c
index 7dd7361..42fd15a 100644
--- a/drivers/ata/pdc_adma.c
+++ b/drivers/ata/pdc_adma.c
@@ -162,7 +162,6 @@
 };
 
 static const struct ata_port_operations adma_ata_ops = {
-	.port_disable		= ata_port_disable,
 	.tf_load		= ata_tf_load,
 	.tf_read		= ata_tf_read,
 	.exec_command		= ata_exec_command,
diff --git a/drivers/ata/sata_inic162x.c b/drivers/ata/sata_inic162x.c
index d6a3e28..f0ea0e1 100644
--- a/drivers/ata/sata_inic162x.c
+++ b/drivers/ata/sata_inic162x.c
@@ -552,7 +552,6 @@
 }
 
 static struct ata_port_operations inic_port_ops = {
-	.port_disable		= ata_port_disable,
 	.tf_load		= ata_tf_load,
 	.tf_read		= ata_tf_read,
 	.check_status		= ata_check_status,
diff --git a/drivers/ata/sata_mv.c b/drivers/ata/sata_mv.c
index 393fc65..68c3f22 100644
--- a/drivers/ata/sata_mv.c
+++ b/drivers/ata/sata_mv.c
@@ -483,8 +483,6 @@
 };
 
 static const struct ata_port_operations mv5_ops = {
-	.port_disable		= ata_port_disable,
-
 	.tf_load		= ata_tf_load,
 	.tf_read		= ata_tf_read,
 	.check_status		= ata_check_status,
@@ -513,8 +511,6 @@
 };
 
 static const struct ata_port_operations mv6_ops = {
-	.port_disable		= ata_port_disable,
-
 	.tf_load		= ata_tf_load,
 	.tf_read		= ata_tf_read,
 	.check_status		= ata_check_status,
@@ -543,8 +539,6 @@
 };
 
 static const struct ata_port_operations mv_iie_ops = {
-	.port_disable		= ata_port_disable,
-
 	.tf_load		= ata_tf_load,
 	.tf_read		= ata_tf_read,
 	.check_status		= ata_check_status,
diff --git a/drivers/ata/sata_nv.c b/drivers/ata/sata_nv.c
index 88ecca6..b860f99 100644
--- a/drivers/ata/sata_nv.c
+++ b/drivers/ata/sata_nv.c
@@ -340,7 +340,6 @@
 };
 
 static const struct ata_port_operations nv_generic_ops = {
-	.port_disable		= ata_port_disable,
 	.tf_load		= ata_tf_load,
 	.tf_read		= ata_tf_read,
 	.exec_command		= ata_exec_command,
@@ -365,7 +364,6 @@
 };
 
 static const struct ata_port_operations nv_nf2_ops = {
-	.port_disable		= ata_port_disable,
 	.tf_load		= ata_tf_load,
 	.tf_read		= ata_tf_read,
 	.exec_command		= ata_exec_command,
@@ -390,7 +388,6 @@
 };
 
 static const struct ata_port_operations nv_ck804_ops = {
-	.port_disable		= ata_port_disable,
 	.tf_load		= ata_tf_load,
 	.tf_read		= ata_tf_read,
 	.exec_command		= ata_exec_command,
@@ -416,7 +413,6 @@
 };
 
 static const struct ata_port_operations nv_adma_ops = {
-	.port_disable		= ata_port_disable,
 	.tf_load		= ata_tf_load,
 	.tf_read		= nv_adma_tf_read,
 	.check_atapi_dma	= nv_adma_check_atapi_dma,
diff --git a/drivers/ata/sata_promise.c b/drivers/ata/sata_promise.c
index 37d737b..983bff5 100644
--- a/drivers/ata/sata_promise.c
+++ b/drivers/ata/sata_promise.c
@@ -167,7 +167,6 @@
 };
 
 static const struct ata_port_operations pdc_sata_ops = {
-	.port_disable		= ata_port_disable,
 	.tf_load		= pdc_tf_load_mmio,
 	.tf_read		= ata_tf_read,
 	.check_status		= ata_check_status,
@@ -193,7 +192,6 @@
 
 /* First-generation chips need a more restrictive ->check_atapi_dma op */
 static const struct ata_port_operations pdc_old_sata_ops = {
-	.port_disable		= ata_port_disable,
 	.tf_load		= pdc_tf_load_mmio,
 	.tf_read		= ata_tf_read,
 	.check_status		= ata_check_status,
@@ -218,7 +216,6 @@
 };
 
 static const struct ata_port_operations pdc_pata_ops = {
-	.port_disable		= ata_port_disable,
 	.tf_load		= pdc_tf_load_mmio,
 	.tf_read		= ata_tf_read,
 	.check_status		= ata_check_status,
diff --git a/drivers/ata/sata_qstor.c b/drivers/ata/sata_qstor.c
index 5a60ab7..10bf52c 100644
--- a/drivers/ata/sata_qstor.c
+++ b/drivers/ata/sata_qstor.c
@@ -145,7 +145,6 @@
 };
 
 static const struct ata_port_operations qs_ata_ops = {
-	.port_disable		= ata_port_disable,
 	.tf_load		= ata_tf_load,
 	.tf_read		= ata_tf_read,
 	.check_status		= ata_check_status,
diff --git a/drivers/ata/sata_sil.c b/drivers/ata/sata_sil.c
index 1930e7c..df0ac77 100644
--- a/drivers/ata/sata_sil.c
+++ b/drivers/ata/sata_sil.c
@@ -186,7 +186,6 @@
 };
 
 static const struct ata_port_operations sil_ops = {
-	.port_disable		= ata_port_disable,
 	.dev_config		= sil_dev_config,
 	.tf_load		= ata_tf_load,
 	.tf_read		= ata_tf_read,
diff --git a/drivers/ata/sata_sil24.c b/drivers/ata/sata_sil24.c
index 961b3f2..e0cd31a 100644
--- a/drivers/ata/sata_sil24.c
+++ b/drivers/ata/sata_sil24.c
@@ -384,8 +384,6 @@
 };
 
 static const struct ata_port_operations sil24_ops = {
-	.port_disable		= ata_port_disable,
-
 	.dev_config		= sil24_dev_config,
 
 	.check_status		= sil24_check_status,
diff --git a/drivers/ata/sata_sis.c b/drivers/ata/sata_sis.c
index 691017e..8d98a9f 100644
--- a/drivers/ata/sata_sis.c
+++ b/drivers/ata/sata_sis.c
@@ -104,7 +104,6 @@
 };
 
 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,
diff --git a/drivers/ata/sata_svw.c b/drivers/ata/sata_svw.c
index 006a720..822cabf 100644
--- a/drivers/ata/sata_svw.c
+++ b/drivers/ata/sata_svw.c
@@ -329,7 +329,6 @@
 
 
 static const struct ata_port_operations k2_sata_ops = {
-	.port_disable		= ata_port_disable,
 	.tf_load		= k2_sata_tf_load,
 	.tf_read		= k2_sata_tf_read,
 	.check_status		= k2_stat_check_status,
diff --git a/drivers/ata/sata_sx4.c b/drivers/ata/sata_sx4.c
index d5cbd16..b425061 100644
--- a/drivers/ata/sata_sx4.c
+++ b/drivers/ata/sata_sx4.c
@@ -254,7 +254,6 @@
 };
 
 static const struct ata_port_operations pdc_20621_ops = {
-	.port_disable		= ata_port_disable,
 	.tf_load		= pdc_tf_load_mmio,
 	.tf_read		= ata_tf_read,
 	.check_status		= ata_check_status,
diff --git a/drivers/ata/sata_uli.c b/drivers/ata/sata_uli.c
index d4514e2..6c53a79 100644
--- a/drivers/ata/sata_uli.c
+++ b/drivers/ata/sata_uli.c
@@ -94,8 +94,6 @@
 };
 
 static const struct ata_port_operations uli_ops = {
-	.port_disable		= ata_port_disable,
-
 	.tf_load		= ata_tf_load,
 	.tf_read		= ata_tf_read,
 	.check_status		= ata_check_status,
diff --git a/drivers/ata/sata_via.c b/drivers/ata/sata_via.c
index 4b25c3e..25162ec 100644
--- a/drivers/ata/sata_via.c
+++ b/drivers/ata/sata_via.c
@@ -122,8 +122,6 @@
 };
 
 static const struct ata_port_operations vt6420_sata_ops = {
-	.port_disable		= ata_port_disable,
-
 	.tf_load		= ata_tf_load,
 	.tf_read		= ata_tf_read,
 	.check_status		= ata_check_status,
@@ -151,8 +149,6 @@
 };
 
 static const struct ata_port_operations vt6421_pata_ops = {
-	.port_disable		= ata_port_disable,
-
 	.set_piomode		= vt6421_set_pio_mode,
 	.set_dmamode		= vt6421_set_dma_mode,
 
@@ -184,8 +180,6 @@
 };
 
 static const struct ata_port_operations vt6421_sata_ops = {
-	.port_disable		= ata_port_disable,
-
 	.tf_load		= ata_tf_load,
 	.tf_read		= ata_tf_read,
 	.check_status		= ata_check_status,
diff --git a/drivers/ata/sata_vsc.c b/drivers/ata/sata_vsc.c
index 55fb2e0..b1777c3 100644
--- a/drivers/ata/sata_vsc.c
+++ b/drivers/ata/sata_vsc.c
@@ -317,7 +317,6 @@
 
 
 static const struct ata_port_operations vsc_sata_ops = {
-	.port_disable		= ata_port_disable,
 	.tf_load		= vsc_sata_tf_load,
 	.tf_read		= vsc_sata_tf_read,
 	.exec_command		= ata_exec_command,
diff --git a/drivers/scsi/ipr.c b/drivers/scsi/ipr.c
index 9350fbf..b41dfb5 100644
--- a/drivers/scsi/ipr.c
+++ b/drivers/scsi/ipr.c
@@ -4981,7 +4981,7 @@
 	rc = ipr_device_reset(ioa_cfg, res);
 
 	if (rc) {
-		ap->ops->port_disable(ap);
+		ata_port_disable(ap);
 		goto out_unlock;
 	}
 
@@ -4996,7 +4996,7 @@
 		break;
 	default:
 		ap->link.device[0].class = ATA_DEV_UNKNOWN;
-		ap->ops->port_disable(ap);
+		ata_port_disable(ap);
 		break;
 	};
 
@@ -5262,7 +5262,6 @@
 }
 
 static struct ata_port_operations ipr_sata_ops = {
-	.port_disable = ata_port_disable,
 	.check_status = ipr_ata_check_status,
 	.check_altstatus = ipr_ata_check_altstatus,
 	.dev_select = ata_noop_dev_select,
diff --git a/drivers/scsi/libsas/sas_ata.c b/drivers/scsi/libsas/sas_ata.c
index 1d6503d..0829b55 100644
--- a/drivers/scsi/libsas/sas_ata.c
+++ b/drivers/scsi/libsas/sas_ata.c
@@ -350,7 +350,6 @@
 }
 
 static struct ata_port_operations sas_sata_ops = {
-	.port_disable		= ata_port_disable,
 	.check_status		= sas_ata_check_status,
 	.check_altstatus	= sas_ata_check_status,
 	.dev_select		= ata_noop_dev_select,
diff --git a/include/linux/libata.h b/include/linux/libata.h
index 382898e..e7d163e 100644
--- a/include/linux/libata.h
+++ b/include/linux/libata.h
@@ -600,8 +600,6 @@
 };
 
 struct ata_port_operations {
-	void (*port_disable) (struct ata_port *);
-
 	void (*dev_config) (struct ata_device *);
 
 	void (*set_piomode) (struct ata_port *, struct ata_device *);