Merge branch 'upstream-linus' of master.kernel.org:/pub/scm/linux/kernel/git/jgarzik/libata-dev

* 'upstream-linus' of master.kernel.org:/pub/scm/linux/kernel/git/jgarzik/libata-dev:
  libata: add CONFIG_PM to libata core layer
  libata: add missing CONFIG_PM in LLDs
  libata: add missing PM callbacks
  pata_qdi: Fix initialisation
  [libata] pata_cmd64x: fix driver description in comments
  [libata] pata_{legacy,sc1200,sl82c105}: add missing hooks
  [libata] change master/slave IDENTIFY order
  libata-core: Fix simplex handling

46 files changed, 299 insertions, 14 deletions

diff --git a/drivers/ata/ahci.c b/drivers/ata/ahci.c
index 1539734bbbad..43cc43d7b591 100644
--- a/drivers/ata/ahci.c
+++ b/drivers/ata/ahci.c
@@ -219,10 +219,12 @@ static void ahci_thaw(struct ata_port *ap);
 static void ahci_error_handler(struct ata_port *ap);
 static void ahci_vt8251_error_handler(struct ata_port *ap);
 static void ahci_post_internal_cmd(struct ata_queued_cmd *qc);
+#ifdef CONFIG_PM
 static int ahci_port_suspend(struct ata_port *ap, pm_message_t mesg);
 static int ahci_port_resume(struct ata_port *ap);
 static int ahci_pci_device_suspend(struct pci_dev *pdev, pm_message_t mesg);
 static int ahci_pci_device_resume(struct pci_dev *pdev);
+#endif
 
 static struct scsi_host_template ahci_sht = {
         .module                 = THIS_MODULE,
@@ -241,8 +243,10 @@ static struct scsi_host_template ahci_sht = {
         .slave_configure        = ata_scsi_slave_config,
         .slave_destroy          = ata_scsi_slave_destroy,
         .bios_param             = ata_std_bios_param,
+#ifdef CONFIG_PM
         .suspend                = ata_scsi_device_suspend,
         .resume                 = ata_scsi_device_resume,
+#endif
 };
 
 static const struct ata_port_operations ahci_ops = {
@@ -271,8 +275,10 @@ static const struct ata_port_operations ahci_ops = {
         .error_handler          = ahci_error_handler,
         .post_internal_cmd      = ahci_post_internal_cmd,
 
+#ifdef CONFIG_PM
         .port_suspend           = ahci_port_suspend,
         .port_resume            = ahci_port_resume,
+#endif
 
         .port_start             = ahci_port_start,
         .port_stop              = ahci_port_stop,
@@ -304,8 +310,10 @@ static const struct ata_port_operations ahci_vt8251_ops = {
         .error_handler          = ahci_vt8251_error_handler,
         .post_internal_cmd      = ahci_post_internal_cmd,
 
+#ifdef CONFIG_PM
         .port_suspend           = ahci_port_suspend,
         .port_resume            = ahci_port_resume,
+#endif
 
         .port_start             = ahci_port_start,
         .port_stop              = ahci_port_stop,
@@ -436,8 +444,10 @@ static struct pci_driver ahci_pci_driver = {
         .id_table               = ahci_pci_tbl,
         .probe                  = ahci_init_one,
         .remove                 = ata_pci_remove_one,
+#ifdef CONFIG_PM
         .suspend                = ahci_pci_device_suspend,
         .resume                 = ahci_pci_device_resume,
+#endif
 };
 
 
@@ -577,6 +587,7 @@ static void ahci_power_up(void __iomem *port_mmio, u32 cap)
         writel(cmd | PORT_CMD_ICC_ACTIVE, port_mmio + PORT_CMD);
 }
 
+#ifdef CONFIG_PM
 static void ahci_power_down(void __iomem *port_mmio, u32 cap)
 {
         u32 cmd, scontrol;
@@ -594,6 +605,7 @@ static void ahci_power_down(void __iomem *port_mmio, u32 cap)
         cmd &= ~PORT_CMD_SPIN_UP;
         writel(cmd, port_mmio + PORT_CMD);
 }
+#endif
 
 static void ahci_init_port(void __iomem *port_mmio, u32 cap,
                            dma_addr_t cmd_slot_dma, dma_addr_t rx_fis_dma)
@@ -1335,6 +1347,7 @@ static void ahci_post_internal_cmd(struct ata_queued_cmd *qc)
         }
 }
 
+#ifdef CONFIG_PM
 static int ahci_port_suspend(struct ata_port *ap, pm_message_t mesg)
 {
         struct ahci_host_priv *hpriv = ap->host->private_data;
@@ -1413,6 +1426,7 @@ static int ahci_pci_device_resume(struct pci_dev *pdev)
 
         return 0;
 }
+#endif
 
 static int ahci_port_start(struct ata_port *ap)
 {
diff --git a/drivers/ata/ata_generic.c b/drivers/ata/ata_generic.c
index f48b4883c930..d8e79882b880 100644
--- a/drivers/ata/ata_generic.c
+++ b/drivers/ata/ata_generic.c
@@ -119,8 +119,10 @@ static struct scsi_host_template generic_sht = {
         .slave_configure        = ata_scsi_slave_config,
         .slave_destroy          = ata_scsi_slave_destroy,
         .bios_param             = ata_std_bios_param,
+#ifdef CONFIG_PM
         .resume                 = ata_scsi_device_resume,
         .suspend                = ata_scsi_device_suspend,
+#endif
 };
 
 static struct ata_port_operations generic_port_ops = {
@@ -230,8 +232,10 @@ static struct pci_driver ata_generic_pci_driver = {
         .id_table       = ata_generic,
         .probe          = ata_generic_init_one,
         .remove         = ata_pci_remove_one,
+#ifdef CONFIG_PM
         .suspend        = ata_pci_device_suspend,
         .resume         = ata_pci_device_resume,
+#endif
 };
 
 static int __init ata_generic_init(void)
diff --git a/drivers/ata/ata_piix.c b/drivers/ata/ata_piix.c
index 61572d8c78ad..dc42ba1b46f7 100644
--- a/drivers/ata/ata_piix.c
+++ b/drivers/ata/ata_piix.c
@@ -253,8 +253,10 @@ static struct pci_driver piix_pci_driver = {
         .id_table               = piix_pci_tbl,
         .probe                  = piix_init_one,
         .remove                 = ata_pci_remove_one,
+#ifdef CONFIG_PM
         .suspend                = ata_pci_device_suspend,
         .resume                 = ata_pci_device_resume,
+#endif
 };
 
 static struct scsi_host_template piix_sht = {
@@ -273,8 +275,10 @@ static struct scsi_host_template piix_sht = {
         .slave_configure        = ata_scsi_slave_config,
         .slave_destroy          = ata_scsi_slave_destroy,
         .bios_param             = ata_std_bios_param,
+#ifdef CONFIG_PM
         .resume                 = ata_scsi_device_resume,
         .suspend                = ata_scsi_device_suspend,
+#endif
 };
 
 static const struct ata_port_operations piix_pata_ops = {
diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c
index ac3d1204ea35..dc362fa01ca4 100644
--- a/drivers/ata/libata-core.c
+++ b/drivers/ata/libata-core.c
@@ -1850,8 +1850,11 @@ int ata_bus_probe(struct ata_port *ap)
         for (i = 0; i < ATA_MAX_DEVICES; i++)
                 ap->device[i].pio_mode = XFER_PIO_0;
 
-        /* read IDENTIFY page and configure devices */
-        for (i = 0; i < ATA_MAX_DEVICES; i++) {
+        /* read IDENTIFY page and configure devices. We have to do the identify
+           specific sequence bass-ackwards so that PDIAG- is released by
+           the slave device */
+
+        for (i = ATA_MAX_DEVICES - 1; i >=  0; i--) {
                 dev = &ap->device[i];
 
                 if (tries[i])
@@ -1864,6 +1867,15 @@ int ata_bus_probe(struct ata_port *ap)
                                      dev->id);
                 if (rc)
                         goto fail;
+        }
+
+        /* After the identify sequence we can now set up the devices. We do
+           this in the normal order so that the user doesn't get confused */
+
+        for(i = 0; i < ATA_MAX_DEVICES; i++) {
+                dev = &ap->device[i];
+                if (!ata_dev_enabled(dev))
+                        continue;
 
                 ap->eh_context.i.flags |= ATA_EHI_PRINTINFO;
                 rc = ata_dev_configure(dev);
@@ -2556,12 +2568,11 @@ int ata_set_mode(struct ata_port *ap, struct ata_device **r_failed_dev)
          * host channels are not permitted to do so.
          */
         if (used_dma && (ap->host->flags & ATA_HOST_SIMPLEX))
-                ap->host->simplex_claimed = 1;
+                ap->host->simplex_claimed = ap;
 
         /* step5: chip specific finalisation */
         if (ap->ops->post_set_mode)
                 ap->ops->post_set_mode(ap);
-
  out:
         if (rc)
                 *r_failed_dev = dev;
@@ -3444,7 +3455,7 @@ static void ata_dev_xfermask(struct ata_device *dev)
                                "device is on DMA blacklist, disabling DMA\n");
         }
 
-        if ((host->flags & ATA_HOST_SIMPLEX) && host->simplex_claimed) {
+        if ((host->flags & ATA_HOST_SIMPLEX) && host->simplex_claimed != ap) {
                 xfer_mask &= ~(ATA_MASK_MWDMA | ATA_MASK_UDMA);
                 ata_dev_printk(dev, KERN_WARNING, "simplex DMA is claimed by "
                                "other device, disabling DMA\n");
@@ -5343,6 +5354,7 @@ int ata_flush_cache(struct ata_device *dev)
         return 0;
 }
 
+#ifdef CONFIG_PM
 static int ata_host_request_pm(struct ata_host *host, pm_message_t mesg,
                                unsigned int action, unsigned int ehi_flags,
                                int wait)
@@ -5458,6 +5470,7 @@ void ata_host_resume(struct ata_host *host)
                             ATA_EHI_NO_AUTOPSY | ATA_EHI_QUIET, 0);
         host->dev->power.power_state = PMSG_ON;
 }
+#endif
 
 /**
  *      ata_port_start - Set port up for dma.
@@ -6093,6 +6106,7 @@ int pci_test_config_bits(struct pci_dev *pdev, const struct pci_bits *bits)
         return (tmp == bits->val) ? 1 : 0;
 }
 
+#ifdef CONFIG_PM
 void ata_pci_device_do_suspend(struct pci_dev *pdev, pm_message_t mesg)
 {
         pci_save_state(pdev);
@@ -6144,6 +6158,8 @@ int ata_pci_device_resume(struct pci_dev *pdev)
                 ata_host_resume(host);
         return rc;
 }
+#endif /* CONFIG_PM */
+
 #endif /* CONFIG_PCI */
 
 
@@ -6352,8 +6368,10 @@ EXPORT_SYMBOL_GPL(sata_scr_write);
 EXPORT_SYMBOL_GPL(sata_scr_write_flush);
 EXPORT_SYMBOL_GPL(ata_port_online);
 EXPORT_SYMBOL_GPL(ata_port_offline);
+#ifdef CONFIG_PM
 EXPORT_SYMBOL_GPL(ata_host_suspend);
 EXPORT_SYMBOL_GPL(ata_host_resume);
+#endif /* CONFIG_PM */
 EXPORT_SYMBOL_GPL(ata_id_string);
 EXPORT_SYMBOL_GPL(ata_id_c_string);
 EXPORT_SYMBOL_GPL(ata_id_to_dma_mode);
@@ -6369,16 +6387,20 @@ EXPORT_SYMBOL_GPL(pci_test_config_bits);
 EXPORT_SYMBOL_GPL(ata_pci_init_native_mode);
 EXPORT_SYMBOL_GPL(ata_pci_init_one);
 EXPORT_SYMBOL_GPL(ata_pci_remove_one);
+#ifdef CONFIG_PM
 EXPORT_SYMBOL_GPL(ata_pci_device_do_suspend);
 EXPORT_SYMBOL_GPL(ata_pci_device_do_resume);
 EXPORT_SYMBOL_GPL(ata_pci_device_suspend);
 EXPORT_SYMBOL_GPL(ata_pci_device_resume);
+#endif /* CONFIG_PM */
 EXPORT_SYMBOL_GPL(ata_pci_default_filter);
 EXPORT_SYMBOL_GPL(ata_pci_clear_simplex);
 #endif /* CONFIG_PCI */
 
+#ifdef CONFIG_PM
 EXPORT_SYMBOL_GPL(ata_scsi_device_suspend);
 EXPORT_SYMBOL_GPL(ata_scsi_device_resume);
+#endif /* CONFIG_PM */
 
 EXPORT_SYMBOL_GPL(ata_eng_timeout);
 EXPORT_SYMBOL_GPL(ata_port_schedule_eh);
diff --git a/drivers/ata/libata-eh.c b/drivers/ata/libata-eh.c
index cad0d6db6df5..7349c3dbf774 100644
--- a/drivers/ata/libata-eh.c
+++ b/drivers/ata/libata-eh.c
@@ -52,8 +52,33 @@ enum {
 
 static void __ata_port_freeze(struct ata_port *ap);
 static void ata_eh_finish(struct ata_port *ap);
+#ifdef CONFIG_PM
 static void ata_eh_handle_port_suspend(struct ata_port *ap);
 static void ata_eh_handle_port_resume(struct ata_port *ap);
+static int ata_eh_suspend(struct ata_port *ap,
+                          struct ata_device **r_failed_dev);
+static void ata_eh_prep_resume(struct ata_port *ap);
+static int ata_eh_resume(struct ata_port *ap, struct ata_device **r_failed_dev);
+#else /* CONFIG_PM */
+static void ata_eh_handle_port_suspend(struct ata_port *ap)
+{ }
+
+static void ata_eh_handle_port_resume(struct ata_port *ap)
+{ }
+
+static int ata_eh_suspend(struct ata_port *ap, struct ata_device **r_failed_dev)
+{
+        return 0;
+}
+
+static void ata_eh_prep_resume(struct ata_port *ap)
+{ }
+
+static int ata_eh_resume(struct ata_port *ap, struct ata_device **r_failed_dev)
+{
+        return 0;
+}
+#endif /* CONFIG_PM */
 
 static void ata_ering_record(struct ata_ering *ering, int is_io,
                              unsigned int err_mask)
@@ -1790,6 +1815,7 @@ static int ata_eh_revalidate_and_attach(struct ata_port *ap,
         return rc;
 }
 
+#ifdef CONFIG_PM
 /**
  *      ata_eh_suspend - handle suspend EH action
  *      @ap: target host port
@@ -1947,6 +1973,7 @@ static int ata_eh_resume(struct ata_port *ap, struct ata_device **r_failed_dev)
         DPRINTK("EXIT\n");
         return 0;
 }
+#endif /* CONFIG_PM */
 
 static int ata_port_nr_enabled(struct ata_port *ap)
 {
@@ -2249,6 +2276,7 @@ void ata_do_eh(struct ata_port *ap, ata_prereset_fn_t prereset,
         ata_eh_finish(ap);
 }
 
+#ifdef CONFIG_PM
 /**
  *      ata_eh_handle_port_suspend - perform port suspend operation
  *      @ap: port to suspend
@@ -2364,3 +2392,4 @@ static void ata_eh_handle_port_resume(struct ata_port *ap)
         }
         spin_unlock_irqrestore(ap->lock, flags);
 }
+#endif /* CONFIG_PM */
diff --git a/drivers/ata/libata-scsi.c b/drivers/ata/libata-scsi.c
index 00a9a6c8f83c..6cc817a10204 100644
--- a/drivers/ata/libata-scsi.c
+++ b/drivers/ata/libata-scsi.c
@@ -510,6 +510,7 @@ static void ata_dump_status(unsigned id, struct ata_taskfile *tf)
         }
 }
 
+#ifdef CONFIG_PM
 /**
  *      ata_scsi_device_suspend - suspend ATA device associated with sdev
  *      @sdev: the SCSI device to suspend
@@ -634,6 +635,7 @@ int ata_scsi_device_resume(struct scsi_device *sdev)
         sdev->sdev_gendev.power.power_state = PMSG_ON;
         return 0;
 }
+#endif /* CONFIG_PM */
 
 /**
  *      ata_to_sense_error - convert ATA error to SCSI error
diff --git a/drivers/ata/pata_ali.c b/drivers/ata/pata_ali.c
index a90ed00c07e0..11ea552a58ca 100644
--- a/drivers/ata/pata_ali.c
+++ b/drivers/ata/pata_ali.c
@@ -345,8 +345,10 @@ static struct scsi_host_template ali_sht = {
         .slave_configure        = ata_scsi_slave_config,
         .slave_destroy          = ata_scsi_slave_destroy,
         .bios_param             = ata_std_bios_param,
+#ifdef CONFIG_PM
         .resume                 = ata_scsi_device_resume,
         .suspend                = ata_scsi_device_suspend,
+#endif
 };
 
 /*
@@ -667,11 +669,13 @@ static int ali_init_one(struct pci_dev *pdev, const struct pci_device_id *id)
         return ata_pci_init_one(pdev, port_info, 2);
 }
 
+#ifdef CONFIG_PM
 static int ali_reinit_one(struct pci_dev *pdev)
 {
         ali_init_chipset(pdev);
         return ata_pci_device_resume(pdev);
 }
+#endif
 
 static const struct pci_device_id ali[] = {
         { PCI_VDEVICE(AL, PCI_DEVICE_ID_AL_M5228), },
@@ -685,8 +689,10 @@ static struct pci_driver ali_pci_driver = {
         .id_table       = ali,
         .probe          = ali_init_one,
         .remove         = ata_pci_remove_one,
+#ifdef CONFIG_PM
         .suspend        = ata_pci_device_suspend,
         .resume         = ali_reinit_one,
+#endif
 };
 
 static int __init ali_init(void)
diff --git a/drivers/ata/pata_amd.c b/drivers/ata/pata_amd.c
index 3c760d0f4717..18381762908b 100644
--- a/drivers/ata/pata_amd.c
+++ b/drivers/ata/pata_amd.c
@@ -334,8 +334,10 @@ static struct scsi_host_template amd_sht = {
         .slave_configure        = ata_scsi_slave_config,
         .slave_destroy          = ata_scsi_slave_destroy,
         .bios_param             = ata_std_bios_param,
+#ifdef CONFIG_PM
         .resume                 = ata_scsi_device_resume,
         .suspend                = ata_scsi_device_suspend,
+#endif
 };
 
 static struct ata_port_operations amd33_port_ops = {
@@ -663,6 +665,7 @@ static int amd_init_one(struct pci_dev *pdev, const struct pci_device_id *id)
         return ata_pci_init_one(pdev, port_info, 2);
 }
 
+#ifdef CONFIG_PM
 static int amd_reinit_one(struct pci_dev *pdev)
 {
         if (pdev->vendor == PCI_VENDOR_ID_AMD) {
@@ -679,6 +682,7 @@ static int amd_reinit_one(struct pci_dev *pdev)
         }
         return ata_pci_device_resume(pdev);
 }
+#endif
 
 static const struct pci_device_id amd[] = {
         { PCI_VDEVICE(AMD,      PCI_DEVICE_ID_AMD_COBRA_7401),          0 },
@@ -708,8 +712,10 @@ static struct pci_driver amd_pci_driver = {
         .id_table       = amd,
         .probe          = amd_init_one,
         .remove         = ata_pci_remove_one,
+#ifdef CONFIG_PM
         .suspend        = ata_pci_device_suspend,
         .resume         = amd_reinit_one,
+#endif
 };
 
 static int __init amd_init(void)
diff --git a/drivers/ata/pata_atiixp.c b/drivers/ata/pata_atiixp.c
index c3eb40c91c80..51d9923be02e 100644
--- a/drivers/ata/pata_atiixp.c
+++ b/drivers/ata/pata_atiixp.c
@@ -224,8 +224,10 @@ static struct scsi_host_template atiixp_sht = {
         .slave_configure        = ata_scsi_slave_config,
         .slave_destroy          = ata_scsi_slave_destroy,
         .bios_param             = ata_std_bios_param,
+#ifdef CONFIG_PM
         .resume                 = ata_scsi_device_resume,
         .suspend                = ata_scsi_device_suspend,
+#endif
 };
 
 static struct ata_port_operations atiixp_port_ops = {
@@ -290,8 +292,10 @@ static struct pci_driver atiixp_pci_driver = {
         .id_table       = atiixp,
         .probe          = atiixp_init_one,
         .remove         = ata_pci_remove_one,
+#ifdef CONFIG_PM
         .resume         = ata_pci_device_resume,
         .suspend        = ata_pci_device_suspend,
+#endif
 };
 
 static int __init atiixp_init(void)
diff --git a/drivers/ata/pata_cmd64x.c b/drivers/ata/pata_cmd64x.c
index da098282b5f6..5b13bdd1edc0 100644
--- a/drivers/ata/pata_cmd64x.c
+++ b/drivers/ata/pata_cmd64x.c
@@ -1,5 +1,5 @@
 /*
- * pata_cmd64x.c        - ATI PATA for new ATA layer
+ * pata_cmd64x.c        - CMD64x PATA for new ATA layer
  *                        (C) 2005 Red Hat Inc
  *                        Alan Cox <alan@redhat.com>
  *
@@ -285,8 +285,10 @@ static struct scsi_host_template cmd64x_sht = {
         .slave_configure        = ata_scsi_slave_config,
         .slave_destroy          = ata_scsi_slave_destroy,
         .bios_param             = ata_std_bios_param,
+#ifdef CONFIG_PM
         .resume                 = ata_scsi_device_resume,
         .suspend                = ata_scsi_device_suspend,
+#endif
 };
 
 static struct ata_port_operations cmd64x_port_ops = {
@@ -479,6 +481,7 @@ static int cmd64x_init_one(struct pci_dev *pdev, const struct pci_device_id *id)
         return ata_pci_init_one(pdev, port_info, 2);
 }
 
+#ifdef CONFIG_PM
 static int cmd64x_reinit_one(struct pci_dev *pdev)
 {
         u8 mrdmode;
@@ -492,6 +495,7 @@ static int cmd64x_reinit_one(struct pci_dev *pdev)
 #endif
         return ata_pci_device_resume(pdev);
 }
+#endif
 
 static const struct pci_device_id cmd64x[] = {
         { PCI_VDEVICE(CMD, PCI_DEVICE_ID_CMD_643), 0 },
@@ -507,8 +511,10 @@ static struct pci_driver cmd64x_pci_driver = {
         .id_table       = cmd64x,
         .probe          = cmd64x_init_one,
         .remove         = ata_pci_remove_one,
+#ifdef CONFIG_PM
         .suspend        = ata_pci_device_suspend,
         .resume         = cmd64x_reinit_one,
+#endif
 };
 
 static int __init cmd64x_init(void)
diff --git a/drivers/ata/pata_cs5520.c b/drivers/ata/pata_cs5520.c
index 8ff2d58c599e..7ef834250a43 100644
--- a/drivers/ata/pata_cs5520.c
+++ b/drivers/ata/pata_cs5520.c
@@ -167,8 +167,10 @@ static struct scsi_host_template cs5520_sht = {
         .slave_configure        = ata_scsi_slave_config,
         .slave_destroy          = ata_scsi_slave_destroy,
         .bios_param             = ata_std_bios_param,
+#ifdef CONFIG_PM
         .resume                 = ata_scsi_device_resume,
         .suspend                = ata_scsi_device_suspend,
+#endif
 };
 
 static struct ata_port_operations cs5520_port_ops = {
@@ -308,6 +310,7 @@ static void __devexit cs5520_remove_one(struct pci_dev *pdev)
         ata_host_detach(host);
 }
 
+#ifdef CONFIG_PM
 /**
  *      cs5520_reinit_one       -       device resume
  *      @pdev: PCI device
@@ -347,6 +350,7 @@ static int cs5520_pci_device_suspend(struct pci_dev *pdev, pm_message_t mesg)
         pci_save_state(pdev);
         return 0;
 }
+#endif /* CONFIG_PM */
 
 /* For now keep DMA off. We can set it for all but A rev CS5510 once the
    core ATA code can handle it */
@@ -363,8 +367,10 @@ static struct pci_driver cs5520_pci_driver = {
         .id_table       = pata_cs5520,
         .probe          = cs5520_init_one,
         .remove         = cs5520_remove_one,
+#ifdef CONFIG_PM
         .suspend        = cs5520_pci_device_suspend,
         .resume         = cs5520_reinit_one,
+#endif
 };
 
 static int __init cs5520_init(void)
diff --git a/drivers/ata/pata_cs5530.c b/drivers/ata/pata_cs5530.c
index 78c7cdfff69d..db63e80e608b 100644
--- a/drivers/ata/pata_cs5530.c
+++ b/drivers/ata/pata_cs5530.c
@@ -188,8 +188,10 @@ static struct scsi_host_template cs5530_sht = {
         .slave_configure        = ata_scsi_slave_config,
         .slave_destroy          = ata_scsi_slave_destroy,
         .bios_param             = ata_std_bios_param,
+#ifdef CONFIG_PM
         .resume                 = ata_scsi_device_resume,
         .suspend                = ata_scsi_device_suspend,
+#endif
 };
 
 static struct ata_port_operations cs5530_port_ops = {
@@ -376,6 +378,7 @@ static int cs5530_init_one(struct pci_dev *pdev, const struct pci_device_id *id)
         return ata_pci_init_one(pdev, port_info, 2);
 }
 
+#ifdef CONFIG_PM
 static int cs5530_reinit_one(struct pci_dev *pdev)
 {
         /* If we fail on resume we are doomed */
@@ -383,6 +386,7 @@ static int cs5530_reinit_one(struct pci_dev *pdev)
                 BUG();
         return ata_pci_device_resume(pdev);
 }
+#endif /* CONFIG_PM */
 
 static const struct pci_device_id cs5530[] = {
         { PCI_VDEVICE(CYRIX, PCI_DEVICE_ID_CYRIX_5530_IDE), },
@@ -395,8 +399,10 @@ static struct pci_driver cs5530_pci_driver = {
         .id_table       = cs5530,
         .probe          = cs5530_init_one,
         .remove         = ata_pci_remove_one,
+#ifdef CONFIG_PM
         .suspend        = ata_pci_device_suspend,
         .resume         = cs5530_reinit_one,
+#endif
 };
 
 static int __init cs5530_init(void)
diff --git a/drivers/ata/pata_cs5535.c b/drivers/ata/pata_cs5535.c
index 17bc693cc514..1572e5c9031a 100644
--- a/drivers/ata/pata_cs5535.c
+++ b/drivers/ata/pata_cs5535.c
@@ -185,8 +185,10 @@ static struct scsi_host_template cs5535_sht = {
         .slave_configure        = ata_scsi_slave_config,
         .slave_destroy          = ata_scsi_slave_destroy,
         .bios_param             = ata_std_bios_param,
+#ifdef CONFIG_PM
         .resume                 = ata_scsi_device_resume,
         .suspend                = ata_scsi_device_suspend,
+#endif
 };
 
 static struct ata_port_operations cs5535_port_ops = {
@@ -270,8 +272,10 @@ static struct pci_driver cs5535_pci_driver = {
         .id_table       = cs5535,
         .probe          = cs5535_init_one,
         .remove         = ata_pci_remove_one,
+#ifdef CONFIG_PM
         .suspend        = ata_pci_device_suspend,
         .resume         = ata_pci_device_resume,
+#endif
 };
 
 static int __init cs5535_init(void)
diff --git a/drivers/ata/pata_cypress.c b/drivers/ata/pata_cypress.c
index 63f48f08763d..f69dde5f7066 100644
--- a/drivers/ata/pata_cypress.c
+++ b/drivers/ata/pata_cypress.c
@@ -136,8 +136,10 @@ static struct scsi_host_template cy82c693_sht = {
         .slave_configure        = ata_scsi_slave_config,
         .slave_destroy          = ata_scsi_slave_destroy,
         .bios_param             = ata_std_bios_param,
+#ifdef CONFIG_PM
         .resume                 = ata_scsi_device_resume,
         .suspend                = ata_scsi_device_suspend,
+#endif
 };
 
 static struct ata_port_operations cy82c693_port_ops = {
@@ -206,8 +208,10 @@ static struct pci_driver cy82c693_pci_driver = {
         .id_table       = cy82c693,
         .probe          = cy82c693_init_one,
         .remove         = ata_pci_remove_one,
+#ifdef CONFIG_PM
         .suspend        = ata_pci_device_suspend,
         .resume         = ata_pci_device_resume,
+#endif
 };
 
 static int __init cy82c693_init(void)
diff --git a/drivers/ata/pata_efar.c b/drivers/ata/pata_efar.c
index c19b6a8a7dc6..dac7a6554f6c 100644
--- a/drivers/ata/pata_efar.c
+++ b/drivers/ata/pata_efar.c
@@ -234,8 +234,10 @@ static struct scsi_host_template efar_sht = {
         .slave_configure        = ata_scsi_slave_config,
         .slave_destroy          = ata_scsi_slave_destroy,
         .bios_param             = ata_std_bios_param,
+#ifdef CONFIG_PM
         .resume                 = ata_scsi_device_resume,
         .suspend                = ata_scsi_device_suspend,
+#endif
 };
 
 static const struct ata_port_operations efar_ops = {
@@ -317,8 +319,10 @@ static struct pci_driver efar_pci_driver = {
         .id_table               = efar_pci_tbl,
         .probe                  = efar_init_one,
         .remove                 = ata_pci_remove_one,
+#ifdef CONFIG_PM
         .suspend                = ata_pci_device_suspend,
         .resume                 = ata_pci_device_resume,
+#endif
 };
 
 static int __init efar_init(void)
diff --git a/drivers/ata/pata_hpt366.c b/drivers/ata/pata_hpt366.c
index e7d33c628a61..baf35f876030 100644
--- a/drivers/ata/pata_hpt366.c
+++ b/drivers/ata/pata_hpt366.c
@@ -328,8 +328,10 @@ static struct scsi_host_template hpt36x_sht = {
         .slave_configure        = ata_scsi_slave_config,
         .slave_destroy          = ata_scsi_slave_destroy,
         .bios_param             = ata_std_bios_param,
+#ifdef CONFIG_PM
         .resume                 = ata_scsi_device_resume,
         .suspend                = ata_scsi_device_suspend,
+#endif
 };
 
 /*
@@ -457,12 +459,13 @@ static int hpt36x_init_one(struct pci_dev *dev, const struct pci_device_id *id)
         return ata_pci_init_one(dev, port_info, 2);
 }
 
+#ifdef CONFIG_PM
 static int hpt36x_reinit_one(struct pci_dev *dev)
 {
         hpt36x_init_chipset(dev);
         return ata_pci_device_resume(dev);
 }
-
+#endif
 
 static const struct pci_device_id hpt36x[] = {
         { PCI_VDEVICE(TTI, PCI_DEVICE_ID_TTI_HPT366), },
@@ -474,8 +477,10 @@ static struct pci_driver hpt36x_pci_driver = {
         .id_table       = hpt36x,
         .probe          = hpt36x_init_one,
         .remove         = ata_pci_remove_one,
+#ifdef CONFIG_PM
         .suspend        = ata_pci_device_suspend,
         .resume         = hpt36x_reinit_one,
+#endif
 };
 
 static int __init hpt36x_init(void)
diff --git a/drivers/ata/pata_hpt3x3.c b/drivers/ata/pata_hpt3x3.c
index 483ce7c12c9a..813485c8526c 100644
--- a/drivers/ata/pata_hpt3x3.c
+++ b/drivers/ata/pata_hpt3x3.c
@@ -119,8 +119,10 @@ static struct scsi_host_template hpt3x3_sht = {
         .slave_configure        = ata_scsi_slave_config,
         .slave_destroy          = ata_scsi_slave_destroy,
         .bios_param             = ata_std_bios_param,
+#ifdef CONFIG_PM
         .resume                 = ata_scsi_device_resume,
         .suspend                = ata_scsi_device_suspend,
+#endif
 };
 
 static struct ata_port_operations hpt3x3_port_ops = {
@@ -206,11 +208,13 @@ static int hpt3x3_init_one(struct pci_dev *dev, const struct pci_device_id *id)
         return ata_pci_init_one(dev, port_info, 2);
 }
 
+#ifdef CONFIG_PM
 static int hpt3x3_reinit_one(struct pci_dev *dev)
 {
         hpt3x3_init_chipset(dev);
         return ata_pci_device_resume(dev);
 }
+#endif
 
 static const struct pci_device_id hpt3x3[] = {
         { PCI_VDEVICE(TTI, PCI_DEVICE_ID_TTI_HPT343), },
@@ -223,8 +227,10 @@ static struct pci_driver hpt3x3_pci_driver = {
         .id_table       = hpt3x3,
         .probe          = hpt3x3_init_one,
         .remove         = ata_pci_remove_one,
+#ifdef CONFIG_PM
         .suspend        = ata_pci_device_suspend,
         .resume         = hpt3x3_reinit_one,
+#endif
 };
 
 static int __init hpt3x3_init(void)
diff --git a/drivers/ata/pata_it8213.c b/drivers/ata/pata_it8213.c
index 7eac869dfcd3..ea734701555e 100644
--- a/drivers/ata/pata_it8213.c
+++ b/drivers/ata/pata_it8213.c
@@ -246,8 +246,10 @@ static struct scsi_host_template it8213_sht = {
         .dma_boundary           = ATA_DMA_BOUNDARY,
         .slave_configure        = ata_scsi_slave_config,
         .bios_param             = ata_std_bios_param,
+#ifdef CONFIG_PM
         .resume                 = ata_scsi_device_resume,
         .suspend                = ata_scsi_device_suspend,
+#endif
 };
 
 static const struct ata_port_operations it8213_ops = {
@@ -330,8 +332,10 @@ static struct pci_driver it8213_pci_driver = {
         .id_table               = it8213_pci_tbl,
         .probe                  = it8213_init_one,
         .remove                 = ata_pci_remove_one,
+#ifdef CONFIG_PM
         .suspend                = ata_pci_device_suspend,
         .resume                 = ata_pci_device_resume,
+#endif
 };
 
 static int __init it8213_init(void)
diff --git a/drivers/ata/pata_it821x.c b/drivers/ata/pata_it821x.c
index 903137a6da5e..35ecb2ba067b 100644
--- a/drivers/ata/pata_it821x.c
+++ b/drivers/ata/pata_it821x.c
@@ -646,8 +646,10 @@ static struct scsi_host_template it821x_sht = {
         .slave_configure        = ata_scsi_slave_config,
         .slave_destroy          = ata_scsi_slave_destroy,
         .bios_param             = ata_std_bios_param,
+#ifdef CONFIG_PM
         .resume                 = ata_scsi_device_resume,
         .suspend                = ata_scsi_device_suspend,
+#endif
 };
 
 static struct ata_port_operations it821x_smart_port_ops = {
@@ -780,6 +782,7 @@ static int it821x_init_one(struct pci_dev *pdev, const struct pci_device_id *id)
         return ata_pci_init_one(pdev, port_info, 2);
 }
 
+#ifdef CONFIG_PM
 static int it821x_reinit_one(struct pci_dev *pdev)
 {
         /* Resume - turn raid back off if need be */
@@ -787,6 +790,7 @@ static int it821x_reinit_one(struct pci_dev *pdev)
                 it821x_disable_raid(pdev);
         return ata_pci_device_resume(pdev);
 }
+#endif
 
 static const struct pci_device_id it821x[] = {
         { PCI_VDEVICE(ITE, PCI_DEVICE_ID_ITE_8211), },
@@ -800,8 +804,10 @@ static struct pci_driver it821x_pci_driver = {
         .id_table       = it821x,
         .probe          = it821x_init_one,
         .remove         = ata_pci_remove_one,
+#ifdef CONFIG_PM
         .suspend        = ata_pci_device_suspend,
         .resume         = it821x_reinit_one,
+#endif
 };
 
 static int __init it821x_init(void)
diff --git a/drivers/ata/pata_jmicron.c b/drivers/ata/pata_jmicron.c
index 47d0f94fd792..033319e8b6cf 100644
--- a/drivers/ata/pata_jmicron.c
+++ b/drivers/ata/pata_jmicron.c
@@ -137,6 +137,10 @@ static struct scsi_host_template jmicron_sht = {
         .slave_destroy          = ata_scsi_slave_destroy,
         /* Use standard CHS mapping rules */
         .bios_param             = ata_std_bios_param,
+#ifdef CONFIG_PM
+        .suspend                = ata_scsi_device_suspend,
+        .resume                 = ata_scsi_device_resume,
+#endif
 };
 
 static const struct ata_port_operations jmicron_ops = {
@@ -225,8 +229,10 @@ static struct pci_driver jmicron_pci_driver = {
         .id_table               = jmicron_pci_tbl,
         .probe                  = jmicron_init_one,
         .remove                 = ata_pci_remove_one,
+#ifdef CONFIG_PM
         .suspend                = ata_pci_device_suspend,
         .resume                 = ata_pci_device_resume,
+#endif
 };
 
 static int __init jmicron_init(void)
@@ -238,6 +244,7 @@ static void __exit jmicron_exit(void)
 {
         pci_unregister_driver(&jmicron_pci_driver);
 }
+#endif
 
 module_init(jmicron_init);
 module_exit(jmicron_exit);
diff --git a/drivers/ata/pata_legacy.c b/drivers/ata/pata_legacy.c
index 6ee61c67163a..fc5b73d78e00 100644
--- a/drivers/ata/pata_legacy.c
+++ b/drivers/ata/pata_legacy.c
@@ -186,7 +186,10 @@ static struct ata_port_operations legacy_port_ops = {
         .exec_command   = ata_exec_command,
         .dev_select     = ata_std_dev_select,
 
+        .freeze         = ata_bmdma_freeze,
+        .thaw           = ata_bmdma_thaw,
         .error_handler  = ata_bmdma_error_handler,
+        .post_internal_cmd = ata_bmdma_post_internal_cmd,
 
         .qc_prep        = ata_qc_prep,
         .qc_issue       = ata_qc_issue_prot,
@@ -298,7 +301,10 @@ static struct ata_port_operations pdc20230_port_ops = {
         .exec_command   = ata_exec_command,
         .dev_select     = ata_std_dev_select,
 
+        .freeze         = ata_bmdma_freeze,
+        .thaw           = ata_bmdma_thaw,
         .error_handler  = ata_bmdma_error_handler,
+        .post_internal_cmd = ata_bmdma_post_internal_cmd,
 
         .qc_prep        = ata_qc_prep,
         .qc_issue       = ata_qc_issue_prot,
@@ -350,7 +356,10 @@ static struct ata_port_operations ht6560a_port_ops = {
         .exec_command   = ata_exec_command,
         .dev_select     = ata_std_dev_select,
 
+        .freeze         = ata_bmdma_freeze,
+        .thaw           = ata_bmdma_thaw,
         .error_handler  = ata_bmdma_error_handler,
+        .post_internal_cmd = ata_bmdma_post_internal_cmd,
 
         .qc_prep        = ata_qc_prep,
         .qc_issue       = ata_qc_issue_prot,
@@ -413,7 +422,10 @@ static struct ata_port_operations ht6560b_port_ops = {
         .exec_command   = ata_exec_command,
         .dev_select     = ata_std_dev_select,
 
+        .freeze         = ata_bmdma_freeze,
+        .thaw           = ata_bmdma_thaw,
         .error_handler  = ata_bmdma_error_handler,
+        .post_internal_cmd = ata_bmdma_post_internal_cmd,
 
         .qc_prep        = ata_qc_prep,
         .qc_issue       = ata_qc_issue_prot,
@@ -531,7 +543,10 @@ static struct ata_port_operations opti82c611a_port_ops = {
         .exec_command   = ata_exec_command,
         .dev_select     = ata_std_dev_select,
 
+        .freeze         = ata_bmdma_freeze,
+        .thaw           = ata_bmdma_thaw,
         .error_handler  = ata_bmdma_error_handler,
+        .post_internal_cmd = ata_bmdma_post_internal_cmd,
 
         .qc_prep        = ata_qc_prep,
         .qc_issue       = ata_qc_issue_prot,
@@ -661,7 +676,10 @@ static struct ata_port_operations opti82c46x_port_ops = {
         .exec_command   = ata_exec_command,
         .dev_select     = ata_std_dev_select,
 
+        .freeze         = ata_bmdma_freeze,
+        .thaw           = ata_bmdma_thaw,
         .error_handler  = ata_bmdma_error_handler,
+        .post_internal_cmd = ata_bmdma_post_internal_cmd,
 
         .qc_prep        = ata_qc_prep,
         .qc_issue       = opti82c46x_qc_issue_prot,
diff --git a/drivers/ata/pata_marvell.c b/drivers/ata/pata_marvell.c
index 13a70ac6f1dc..6dd7c4ef3e66 100644
--- a/drivers/ata/pata_marvell.c
+++ b/drivers/ata/pata_marvell.c
@@ -103,8 +103,10 @@ static struct scsi_host_template marvell_sht = {
         .slave_destroy          = ata_scsi_slave_destroy,
         /* Use standard CHS mapping rules */
         .bios_param             = ata_std_bios_param,
+#ifdef CONFIG_PM
         .resume                 = ata_scsi_device_resume,
         .suspend                = ata_scsi_device_suspend,
+#endif
 };
 
 static const struct ata_port_operations marvell_ops = {
@@ -199,8 +201,10 @@ static struct pci_driver marvell_pci_driver = {
         .id_table               = marvell_pci_tbl,
         .probe                  = marvell_init_one,
         .remove                 = ata_pci_remove_one,
+#ifdef CONFIG_PM
         .suspend                = ata_pci_device_suspend,
         .resume                 = ata_pci_device_resume,
+#endif
 };
 
 static int __init marvell_init(void)
diff --git a/drivers/ata/pata_mpc52xx.c b/drivers/ata/pata_mpc52xx.c
index 29e1809e5ecf..f5d88729ca79 100644
--- a/drivers/ata/pata_mpc52xx.c
+++ b/drivers/ata/pata_mpc52xx.c
@@ -280,6 +280,10 @@ static struct scsi_host_template mpc52xx_ata_sht = {
         .dma_boundary           = ATA_DMA_BOUNDARY,
         .slave_configure        = ata_scsi_slave_config,
         .bios_param             = ata_std_bios_param,
+#ifdef CONFIG_PM
+        .suspend                = ata_scsi_device_suspend,
+        .resume                 = ata_scsi_device_resume,
+#endif
 };
 
 static struct ata_port_operations mpc52xx_ata_port_ops = {
diff --git a/drivers/ata/pata_mpiix.c b/drivers/ata/pata_mpiix.c
index f2e7115f7ab9..4abe45ac19a2 100644
--- a/drivers/ata/pata_mpiix.c
+++ b/drivers/ata/pata_mpiix.c
@@ -165,8 +165,10 @@ static struct scsi_host_template mpiix_sht = {
         .slave_configure        = ata_scsi_slave_config,
         .slave_destroy          = ata_scsi_slave_destroy,
         .bios_param             = ata_std_bios_param,
+#ifdef CONFIG_PM
         .resume                 = ata_scsi_device_resume,
         .suspend                = ata_scsi_device_suspend,
+#endif
 };
 
 static struct ata_port_operations mpiix_port_ops = {
@@ -270,8 +272,10 @@ static struct pci_driver mpiix_pci_driver = {
         .id_table       = mpiix,
         .probe          = mpiix_init_one,
         .remove         = ata_pci_remove_one,
+#ifdef CONFIG_PM
         .suspend        = ata_pci_device_suspend,
         .resume         = ata_pci_device_resume,
+#endif
 };
 
 static int __init mpiix_init(void)
diff --git a/drivers/ata/pata_netcell.c b/drivers/ata/pata_netcell.c
index e8393e19be47..38f99b38a5ea 100644
--- a/drivers/ata/pata_netcell.c
+++ b/drivers/ata/pata_netcell.c
@@ -63,8 +63,10 @@ static struct scsi_host_template netcell_sht = {
         .slave_destroy          = ata_scsi_slave_destroy,
         /* Use standard CHS mapping rules */
         .bios_param             = ata_std_bios_param,
+#ifdef CONFIG_PM
         .resume                 = ata_scsi_device_resume,
         .suspend                = ata_scsi_device_suspend,
+#endif
 };
 
 static const struct ata_port_operations netcell_ops = {
@@ -153,8 +155,10 @@ static struct pci_driver netcell_pci_driver = {
         .id_table               = netcell_pci_tbl,
         .probe                  = netcell_init_one,
         .remove                 = ata_pci_remove_one,
+#ifdef CONFIG_PM
         .suspend                = ata_pci_device_suspend,
         .resume                 = ata_pci_device_resume,
+#endif
 };
 
 static int __init netcell_init(void)
diff --git a/drivers/ata/pata_ns87410.c b/drivers/ata/pata_ns87410.c
index 3d1fa487c486..9944a28daa9c 100644
--- a/drivers/ata/pata_ns87410.c
+++ b/drivers/ata/pata_ns87410.c
@@ -157,8 +157,10 @@ static struct scsi_host_template ns87410_sht = {
         .slave_configure        = ata_scsi_slave_config,
         .slave_destroy          = ata_scsi_slave_destroy,
         .bios_param             = ata_std_bios_param,
+#ifdef CONFIG_PM
         .resume                 = ata_scsi_device_resume,
         .suspend                = ata_scsi_device_suspend,
+#endif
 };
 
 static struct ata_port_operations ns87410_port_ops = {
@@ -212,8 +214,10 @@ static struct pci_driver ns87410_pci_driver = {
         .id_table       = ns87410,
         .probe          = ns87410_init_one,
         .remove         = ata_pci_remove_one,
+#ifdef CONFIG_PM
         .suspend        = ata_pci_device_suspend,
         .resume         = ata_pci_device_resume,
+#endif
 };
 
 static int __init ns87410_init(void)
diff --git a/drivers/ata/pata_oldpiix.c b/drivers/ata/pata_oldpiix.c
index 2389107a2006..da68cd19efd6 100644
--- a/drivers/ata/pata_oldpiix.c
+++ b/drivers/ata/pata_oldpiix.c
@@ -233,8 +233,10 @@ static struct scsi_host_template oldpiix_sht = {
         .slave_configure        = ata_scsi_slave_config,
         .slave_destroy          = ata_scsi_slave_destroy,
         .bios_param             = ata_std_bios_param,
+#ifdef CONFIG_PM
         .resume                 = ata_scsi_device_resume,
         .suspend                = ata_scsi_device_suspend,
+#endif
 };
 
 static const struct ata_port_operations oldpiix_pata_ops = {
@@ -316,8 +318,10 @@ static struct pci_driver oldpiix_pci_driver = {
         .id_table               = oldpiix_pci_tbl,
         .probe                  = oldpiix_init_one,
         .remove                 = ata_pci_remove_one,
+#ifdef CONFIG_PM
         .suspend                = ata_pci_device_suspend,
         .resume                 = ata_pci_device_resume,
+#endif
 };
 
 static int __init oldpiix_init(void)
diff --git a/drivers/ata/pata_opti.c b/drivers/ata/pata_opti.c
index 1b3cd5369f03..3fd3a35c2241 100644
--- a/drivers/ata/pata_opti.c
+++ b/drivers/ata/pata_opti.c
@@ -179,8 +179,10 @@ static struct scsi_host_template opti_sht = {
         .slave_configure        = ata_scsi_slave_config,
         .slave_destroy          = ata_scsi_slave_destroy,
         .bios_param             = ata_std_bios_param,
+#ifdef CONFIG_PM
         .resume                 = ata_scsi_device_resume,
         .suspend                = ata_scsi_device_suspend,
+#endif
 };
 
 static struct ata_port_operations opti_port_ops = {
@@ -244,8 +246,10 @@ static struct pci_driver opti_pci_driver = {
         .id_table       = opti,
         .probe          = opti_init_one,
         .remove         = ata_pci_remove_one,
+#ifdef CONFIG_PM
         .suspend        = ata_pci_device_suspend,
         .resume         = ata_pci_device_resume,
+#endif
 };
 
 static int __init opti_init(void)
diff --git a/drivers/ata/pata_optidma.c b/drivers/ata/pata_optidma.c
index b76c976e505c..9764907e8a13 100644
--- a/drivers/ata/pata_optidma.c
+++ b/drivers/ata/pata_optidma.c
@@ -360,8 +360,10 @@ static struct scsi_host_template optidma_sht = {
         .slave_configure        = ata_scsi_slave_config,
         .slave_destroy          = ata_scsi_slave_destroy,
         .bios_param             = ata_std_bios_param,
+#ifdef CONFIG_PM
         .resume                 = ata_scsi_device_resume,
         .suspend                = ata_scsi_device_suspend,
+#endif
 };
 
 static struct ata_port_operations optidma_port_ops = {
@@ -524,8 +526,10 @@ static struct pci_driver optidma_pci_driver = {
         .id_table       = optidma,
         .probe          = optidma_init_one,
         .remove         = ata_pci_remove_one,
+#ifdef CONFIG_PM
         .suspend        = ata_pci_device_suspend,
         .resume         = ata_pci_device_resume,
+#endif
 };
 
 static int __init optidma_init(void)
diff --git a/drivers/ata/pata_pdc202xx_old.c b/drivers/ata/pata_pdc202xx_old.c
index 80685388c2bd..3fb417780166 100644
--- a/drivers/ata/pata_pdc202xx_old.c
+++ b/drivers/ata/pata_pdc202xx_old.c
@@ -267,8 +267,10 @@ static struct scsi_host_template pdc202xx_sht = {
         .slave_configure        = ata_scsi_slave_config,
         .slave_destroy          = ata_scsi_slave_destroy,
         .bios_param             = ata_std_bios_param,
+#ifdef CONFIG_PM
         .resume                 = ata_scsi_device_resume,
         .suspend                = ata_scsi_device_suspend,
+#endif
 };
 
 static struct ata_port_operations pdc2024x_port_ops = {
@@ -399,8 +401,10 @@ static struct pci_driver pdc202xx_pci_driver = {
         .id_table       = pdc202xx,
         .probe          = pdc202xx_init_one,
         .remove         = ata_pci_remove_one,
+#ifdef CONFIG_PM
         .suspend        = ata_pci_device_suspend,
         .resume         = ata_pci_device_resume,
+#endif
 };
 
 static int __init pdc202xx_init(void)
diff --git a/drivers/ata/pata_qdi.c b/drivers/ata/pata_qdi.c
index c2f87da60336..c3810012f3f4 100644
--- a/drivers/ata/pata_qdi.c
+++ b/drivers/ata/pata_qdi.c
@@ -363,7 +363,8 @@ static __init int qdi_init(void)
                                         release_region(port, 2);
                                         continue;
                                 }
-                                ct += qdi_init_one(port, 6500, ide_port[r & 0x01], ide_irq[r & 0x01], r & 0x04);
+                                if (qdi_init_one(port, 6500, ide_port[r & 0x01], ide_irq[r & 0x01], r & 0x04) == 0)
+                                        ct++;
                         }
                         if (((r & 0xF0) == 0xA0) || (r & 0xF0) == 0x50) {
                                 /* QD6580: dual channel */
@@ -375,11 +376,14 @@ static __init int qdi_init(void)
                                 res = inb(port + 3);
                                 if (res & 1) {
                                         /* Single channel mode */
-                                        ct += qdi_init_one(port, 6580, ide_port[r & 0x01], ide_irq[r & 0x01], r & 0x04);
+                                        if (qdi_init_one(port, 6580, ide_port[r & 0x01], ide_irq[r & 0x01], r & 0x04))
+                                                ct++;
                                 } else {
                                         /* Dual channel mode */
-                                        ct += qdi_init_one(port, 6580, 0x1F0, 14, r & 0x04);
-                                        ct += qdi_init_one(port + 2, 6580, 0x170, 15, r & 0x04);
+                                        if (qdi_init_one(port, 6580, 0x1F0, 14, r & 0x04) == 0)
+                                                ct++;
+                                        if (qdi_init_one(port + 2, 6580, 0x170, 15, r & 0x04) == 0)
+                                                ct++;
                                 }
                         }
                 }
diff --git a/drivers/ata/pata_radisys.c b/drivers/ata/pata_radisys.c
index 0d1e571ef633..9a9132c9e331 100644
--- a/drivers/ata/pata_radisys.c
+++ b/drivers/ata/pata_radisys.c
@@ -228,8 +228,10 @@ static struct scsi_host_template radisys_sht = {
         .slave_configure        = ata_scsi_slave_config,
         .slave_destroy          = ata_scsi_slave_destroy,
         .bios_param             = ata_std_bios_param,
+#ifdef CONFIG_PM
         .resume                 = ata_scsi_device_resume,
         .suspend                = ata_scsi_device_suspend,
+#endif
 };
 
 static const struct ata_port_operations radisys_pata_ops = {
@@ -312,8 +314,10 @@ static struct pci_driver radisys_pci_driver = {
         .id_table               = radisys_pci_tbl,
         .probe                  = radisys_init_one,
         .remove                 = ata_pci_remove_one,
+#ifdef CONFIG_PM
         .suspend                = ata_pci_device_suspend,
         .resume                 = ata_pci_device_resume,
+#endif
 };
 
 static int __init radisys_init(void)
diff --git a/drivers/ata/pata_rz1000.c b/drivers/ata/pata_rz1000.c
index 60fc598f765d..f522daa2a6aa 100644
--- a/drivers/ata/pata_rz1000.c
+++ b/drivers/ata/pata_rz1000.c
@@ -94,8 +94,10 @@ static struct scsi_host_template rz1000_sht = {
         .slave_configure        = ata_scsi_slave_config,
         .slave_destroy          = ata_scsi_slave_destroy,
         .bios_param             = ata_std_bios_param,
+#ifdef CONFIG_PM
         .resume                 = ata_scsi_device_resume,
         .suspend                = ata_scsi_device_suspend,
+#endif
 };
 
 static struct ata_port_operations rz1000_port_ops = {
@@ -178,6 +180,7 @@ static int rz1000_init_one (struct pci_dev *pdev, const struct pci_device_id *en
         return -ENODEV;
 }
 
+#ifdef CONFIG_PM
 static int rz1000_reinit_one(struct pci_dev *pdev)
 {
         /* If this fails on resume (which is a "cant happen" case), we
@@ -186,6 +189,7 @@ static int rz1000_reinit_one(struct pci_dev *pdev)
                 panic("rz1000 fifo");
         return ata_pci_device_resume(pdev);
 }
+#endif
 
 static const struct pci_device_id pata_rz1000[] = {
         { PCI_VDEVICE(PCTECH, PCI_DEVICE_ID_PCTECH_RZ1000), },
@@ -199,8 +203,10 @@ static struct pci_driver rz1000_pci_driver = {
         .id_table       = pata_rz1000,
         .probe          = rz1000_init_one,
         .remove         = ata_pci_remove_one,
+#ifdef CONFIG_PM
         .suspend        = ata_pci_device_suspend,
         .resume         = rz1000_reinit_one,
+#endif
 };
 
 static int __init rz1000_init(void)
diff --git a/drivers/ata/pata_sc1200.c b/drivers/ata/pata_sc1200.c
index 58e42fbd14f9..93b3ed0f9e8a 100644
--- a/drivers/ata/pata_sc1200.c
+++ b/drivers/ata/pata_sc1200.c
@@ -194,8 +194,10 @@ static struct scsi_host_template sc1200_sht = {
         .slave_configure        = ata_scsi_slave_config,
         .slave_destroy          = ata_scsi_slave_destroy,
         .bios_param             = ata_std_bios_param,
+#ifdef CONFIG_PM
         .resume                 = ata_scsi_device_resume,
         .suspend                = ata_scsi_device_suspend,
+#endif
 };
 
 static struct ata_port_operations sc1200_port_ops = {
@@ -210,7 +212,10 @@ static struct ata_port_operations sc1200_port_ops = {
         .exec_command   = ata_exec_command,
         .dev_select     = ata_std_dev_select,
 
+        .freeze         = ata_bmdma_freeze,
+        .thaw           = ata_bmdma_thaw,
         .error_handler  = ata_bmdma_error_handler,
+        .post_internal_cmd = ata_bmdma_post_internal_cmd,
 
         .bmdma_setup    = ata_bmdma_setup,
         .bmdma_start    = ata_bmdma_start,
@@ -266,8 +271,10 @@ static struct pci_driver sc1200_pci_driver = {
         .id_table       = sc1200,
         .probe          = sc1200_init_one,
         .remove         = ata_pci_remove_one,
+#ifdef CONFIG_PM
         .suspend        = ata_pci_device_suspend,
         .resume         = ata_pci_device_resume,
+#endif
 };
 
 static int __init sc1200_init(void)
diff --git a/drivers/ata/pata_scc.c b/drivers/ata/pata_scc.c
index 45866098fbf9..f3ed141fdc0e 100644
--- a/drivers/ata/pata_scc.c
+++ b/drivers/ata/pata_scc.c
@@ -984,8 +984,10 @@ static struct scsi_host_template scc_sht = {
         .slave_configure        = ata_scsi_slave_config,
         .slave_destroy          = ata_scsi_slave_destroy,
         .bios_param             = ata_std_bios_param,
+#ifdef CONFIG_PM
         .resume                 = ata_scsi_device_resume,
         .suspend                = ata_scsi_device_suspend,
+#endif
 };
 
 static const struct ata_port_operations scc_pata_ops = {
diff --git a/drivers/ata/pata_serverworks.c b/drivers/ata/pata_serverworks.c
index dde7eb9f72bb..598eef810a74 100644
--- a/drivers/ata/pata_serverworks.c
+++ b/drivers/ata/pata_serverworks.c
@@ -319,8 +319,10 @@ static struct scsi_host_template serverworks_sht = {
         .slave_configure        = ata_scsi_slave_config,
         .slave_destroy          = ata_scsi_slave_destroy,
         .bios_param             = ata_std_bios_param,
+#ifdef CONFIG_PM
         .resume                 = ata_scsi_device_resume,
         .suspend                = ata_scsi_device_suspend,
+#endif
 };
 
 static struct ata_port_operations serverworks_osb4_port_ops = {
@@ -548,6 +550,7 @@ static int serverworks_init_one(struct pci_dev *pdev, const struct pci_device_id
         return ata_pci_init_one(pdev, port_info, ports);
 }
 
+#ifdef CONFIG_PM
 static int serverworks_reinit_one(struct pci_dev *pdev)
 {
         /* Force master latency timer to 64 PCI clocks */
@@ -571,6 +574,7 @@ static int serverworks_reinit_one(struct pci_dev *pdev)
         }
         return ata_pci_device_resume(pdev);
 }
+#endif
 
 static const struct pci_device_id serverworks[] = {
         { PCI_VDEVICE(SERVERWORKS, PCI_DEVICE_ID_SERVERWORKS_OSB4IDE), 0},
@@ -587,8 +591,10 @@ static struct pci_driver serverworks_pci_driver = {
         .id_table       = serverworks,
         .probe          = serverworks_init_one,
         .remove         = ata_pci_remove_one,
+#ifdef CONFIG_PM
         .suspend        = ata_pci_device_suspend,
         .resume         = serverworks_reinit_one,
+#endif
 };
 
 static int __init serverworks_init(void)
diff --git a/drivers/ata/pata_sil680.c b/drivers/ata/pata_sil680.c
index 1cb67b221c28..dab2889a556f 100644
--- a/drivers/ata/pata_sil680.c
+++ b/drivers/ata/pata_sil680.c
@@ -236,6 +236,10 @@ static struct scsi_host_template sil680_sht = {
         .slave_configure        = ata_scsi_slave_config,
         .slave_destroy          = ata_scsi_slave_destroy,
         .bios_param             = ata_std_bios_param,
+#ifdef CONFIG_PM
+        .suspend                = ata_scsi_device_suspend,
+        .resume                 = ata_scsi_device_resume,
+#endif
 };
 
 static struct ata_port_operations sil680_port_ops = {
@@ -377,11 +381,13 @@ static int sil680_init_one(struct pci_dev *pdev, const struct pci_device_id *id)
         return ata_pci_init_one(pdev, port_info, 2);
 }
 
+#ifdef CONFIG_PM
 static int sil680_reinit_one(struct pci_dev *pdev)
 {
         sil680_init_chip(pdev);
         return ata_pci_device_resume(pdev);
 }
+#endif
 
 static const struct pci_device_id sil680[] = {
         { PCI_VDEVICE(CMD, PCI_DEVICE_ID_SII_680), },
@@ -394,8 +400,10 @@ static struct pci_driver sil680_pci_driver = {
         .id_table       = sil680,
         .probe          = sil680_init_one,
         .remove         = ata_pci_remove_one,
+#ifdef CONFIG_PM
         .suspend        = ata_pci_device_suspend,
         .resume         = sil680_reinit_one,
+#endif
 };
 
 static int __init sil680_init(void)
diff --git a/drivers/ata/pata_sis.c b/drivers/ata/pata_sis.c
index be300923b27e..f48207865930 100644
--- a/drivers/ata/pata_sis.c
+++ b/drivers/ata/pata_sis.c
@@ -575,8 +575,10 @@ static struct scsi_host_template sis_sht = {
         .slave_configure        = ata_scsi_slave_config,
         .slave_destroy          = ata_scsi_slave_destroy,
         .bios_param             = ata_std_bios_param,
+#ifdef CONFIG_PM
         .resume                 = ata_scsi_device_resume,
         .suspend                = ata_scsi_device_suspend,
+#endif
 };
 
 static const struct ata_port_operations sis_133_ops = {
@@ -1032,8 +1034,10 @@ static struct pci_driver sis_pci_driver = {
         .id_table               = sis_pci_tbl,
         .probe                  = sis_init_one,
         .remove                 = ata_pci_remove_one,
+#ifdef CONFIG_PM
         .suspend                = ata_pci_device_suspend,
         .resume                 = ata_pci_device_resume,
+#endif
 };
 
 static int __init sis_init(void)
diff --git a/drivers/ata/pata_sl82c105.c b/drivers/ata/pata_sl82c105.c
index 13e81f0ef1f7..b681441cfcb9 100644
--- a/drivers/ata/pata_sl82c105.c
+++ b/drivers/ata/pata_sl82c105.c
@@ -234,7 +234,10 @@ static struct ata_port_operations sl82c105_port_ops = {
         .exec_command   = ata_exec_command,
         .dev_select     = ata_std_dev_select,
 
+        .freeze         = ata_bmdma_freeze,
+        .thaw           = ata_bmdma_thaw,
         .error_handler  = sl82c105_error_handler,
+        .post_internal_cmd = ata_bmdma_post_internal_cmd,
 
         .bmdma_setup    = ata_bmdma_setup,
         .bmdma_start    = sl82c105_bmdma_start,
diff --git a/drivers/ata/pata_triflex.c b/drivers/ata/pata_triflex.c
index 453ab90b721e..71418f2a0cdb 100644
--- a/drivers/ata/pata_triflex.c
+++ b/drivers/ata/pata_triflex.c
@@ -193,8 +193,10 @@ static struct scsi_host_template triflex_sht = {
         .slave_configure        = ata_scsi_slave_config,
         .slave_destroy          = ata_scsi_slave_destroy,
         .bios_param             = ata_std_bios_param,
+#ifdef CONFIG_PM
         .resume                 = ata_scsi_device_resume,
         .suspend                = ata_scsi_device_suspend,
+#endif
 };
 
 static struct ata_port_operations triflex_port_ops = {
@@ -260,8 +262,10 @@ static struct pci_driver triflex_pci_driver = {
         .id_table       = triflex,
         .probe          = triflex_init_one,
         .remove         = ata_pci_remove_one,
+#ifdef CONFIG_PM
         .suspend        = ata_pci_device_suspend,
         .resume         = ata_pci_device_resume,
+#endif
 };
 
 static int __init triflex_init(void)
diff --git a/drivers/ata/pata_via.c b/drivers/ata/pata_via.c
index 20fc2d0dcfa1..946ade0e1f1b 100644
--- a/drivers/ata/pata_via.c
+++ b/drivers/ata/pata_via.c
@@ -305,8 +305,10 @@ static struct scsi_host_template via_sht = {
         .slave_configure        = ata_scsi_slave_config,
         .slave_destroy          = ata_scsi_slave_destroy,
         .bios_param             = ata_std_bios_param,
+#ifdef CONFIG_PM
         .resume                 = ata_scsi_device_resume,
         .suspend                = ata_scsi_device_suspend,
+#endif
 };
 
 static struct ata_port_operations via_port_ops = {
@@ -560,6 +562,7 @@ static int via_init_one(struct pci_dev *pdev, const struct pci_device_id *id)
         return ata_pci_init_one(pdev, port_info, 2);
 }
 
+#ifdef CONFIG_PM
 /**
  *      via_reinit_one          -       reinit after resume
  *      @pdev; PCI device
@@ -592,6 +595,7 @@ static int via_reinit_one(struct pci_dev *pdev)
         }
         return ata_pci_device_resume(pdev);
 }
+#endif
 
 static const struct pci_device_id via[] = {
         { PCI_VDEVICE(VIA, PCI_DEVICE_ID_VIA_82C576_1), },
@@ -607,8 +611,10 @@ static struct pci_driver via_pci_driver = {
         .id_table       = via,
         .probe          = via_init_one,
         .remove         = ata_pci_remove_one,
+#ifdef CONFIG_PM
         .suspend        = ata_pci_device_suspend,
         .resume         = via_reinit_one,
+#endif
 };
 
 static int __init via_init(void)
diff --git a/drivers/ata/sata_inic162x.c b/drivers/ata/sata_inic162x.c
index 31b636fac98e..3193a603d1a1 100644
--- a/drivers/ata/sata_inic162x.c
+++ b/drivers/ata/sata_inic162x.c
@@ -135,8 +135,10 @@ static struct scsi_host_template inic_sht = {
         .slave_configure        = inic_slave_config,
         .slave_destroy          = ata_scsi_slave_destroy,
         .bios_param             = ata_std_bios_param,
+#ifdef CONFIG_PM
         .suspend                = ata_scsi_device_suspend,
         .resume                 = ata_scsi_device_resume,
+#endif
 };
 
 static const int scr_map[] = {
@@ -632,6 +634,7 @@ static int init_controller(void __iomem *mmio_base, u16 hctl)
         return 0;
 }
 
+#ifdef CONFIG_PM
 static int inic_pci_device_resume(struct pci_dev *pdev)
 {
         struct ata_host *host = dev_get_drvdata(&pdev->dev);
@@ -642,7 +645,6 @@ static int inic_pci_device_resume(struct pci_dev *pdev)
         ata_pci_device_do_resume(pdev);
 
         if (pdev->dev.power.power_state.event == PM_EVENT_SUSPEND) {
-                printk("XXX\n");
                 rc = init_controller(mmio_base, hpriv->cached_hctl);
                 if (rc)
                         return rc;
@@ -652,6 +654,7 @@ static int inic_pci_device_resume(struct pci_dev *pdev)
 
         return 0;
 }
+#endif
 
 static int inic_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
 {
@@ -755,8 +758,10 @@ static const struct pci_device_id inic_pci_tbl[] = {
 static struct pci_driver inic_pci_driver = {
         .name           = DRV_NAME,
         .id_table       = inic_pci_tbl,
+#ifdef CONFIG_PM
         .suspend        = ata_pci_device_suspend,
         .resume         = inic_pci_device_resume,
+#endif
         .probe          = inic_init_one,
         .remove         = ata_pci_remove_one,
 };
diff --git a/drivers/ata/sata_nv.c b/drivers/ata/sata_nv.c
index 30eed12b3631..388d07fab5f7 100644
--- a/drivers/ata/sata_nv.c
+++ b/drivers/ata/sata_nv.c
@@ -230,7 +230,9 @@ struct nv_host_priv {
 
 static int nv_init_one (struct pci_dev *pdev, const struct pci_device_id *ent);
 static void nv_remove_one (struct pci_dev *pdev);
+#ifdef CONFIG_PM
 static int nv_pci_device_resume(struct pci_dev *pdev);
+#endif
 static void nv_ck804_host_stop(struct ata_host *host);
 static irqreturn_t nv_generic_interrupt(int irq, void *dev_instance);
 static irqreturn_t nv_nf2_interrupt(int irq, void *dev_instance);
@@ -251,8 +253,10 @@ static irqreturn_t nv_adma_interrupt(int irq, void *dev_instance);
 static void nv_adma_irq_clear(struct ata_port *ap);
 static int nv_adma_port_start(struct ata_port *ap);
 static void nv_adma_port_stop(struct ata_port *ap);
+#ifdef CONFIG_PM
 static int nv_adma_port_suspend(struct ata_port *ap, pm_message_t mesg);
 static int nv_adma_port_resume(struct ata_port *ap);
+#endif
 static void nv_adma_error_handler(struct ata_port *ap);
 static void nv_adma_host_stop(struct ata_host *host);
 static void nv_adma_post_internal_cmd(struct ata_queued_cmd *qc);
@@ -295,8 +299,10 @@ static struct pci_driver nv_pci_driver = {
         .name                   = DRV_NAME,
         .id_table               = nv_pci_tbl,
         .probe                  = nv_init_one,
+#ifdef CONFIG_PM
         .suspend                = ata_pci_device_suspend,
         .resume                 = nv_pci_device_resume,
+#endif
         .remove                 = nv_remove_one,
 };
 
@@ -316,8 +322,10 @@ static struct scsi_host_template nv_sht = {
         .slave_configure        = ata_scsi_slave_config,
         .slave_destroy          = ata_scsi_slave_destroy,
         .bios_param             = ata_std_bios_param,
+#ifdef CONFIG_PM
         .suspend                = ata_scsi_device_suspend,
         .resume                 = ata_scsi_device_resume,
+#endif
 };
 
 static struct scsi_host_template nv_adma_sht = {
@@ -336,8 +344,10 @@ static struct scsi_host_template nv_adma_sht = {
         .slave_configure        = nv_adma_slave_config,
         .slave_destroy          = ata_scsi_slave_destroy,
         .bios_param             = ata_std_bios_param,
+#ifdef CONFIG_PM
         .suspend                = ata_scsi_device_suspend,
         .resume                 = ata_scsi_device_resume,
+#endif
 };
 
 static const struct ata_port_operations nv_generic_ops = {
@@ -449,8 +459,10 @@ static const struct ata_port_operations nv_adma_ops = {
         .scr_write              = nv_scr_write,
         .port_start             = nv_adma_port_start,
         .port_stop              = nv_adma_port_stop,
+#ifdef CONFIG_PM
         .port_suspend           = nv_adma_port_suspend,
         .port_resume            = nv_adma_port_resume,
+#endif
         .host_stop              = nv_adma_host_stop,
 };
 
@@ -1003,6 +1015,7 @@ static void nv_adma_port_stop(struct ata_port *ap)
         writew(0, mmio + NV_ADMA_CTL);
 }
 
+#ifdef CONFIG_PM
 static int nv_adma_port_suspend(struct ata_port *ap, pm_message_t mesg)
 {
         struct nv_adma_port_priv *pp = ap->private_data;
@@ -1053,6 +1066,7 @@ static int nv_adma_port_resume(struct ata_port *ap)
 
         return 0;
 }
+#endif
 
 static void nv_adma_setup_port(struct ata_probe_ent *probe_ent, unsigned int port)
 {
@@ -1555,6 +1569,7 @@ static void nv_remove_one (struct pci_dev *pdev)
         kfree(hpriv);
 }
 
+#ifdef CONFIG_PM
 static int nv_pci_device_resume(struct pci_dev *pdev)
 {
         struct ata_host *host = dev_get_drvdata(&pdev->dev);
@@ -1602,6 +1617,7 @@ static int nv_pci_device_resume(struct pci_dev *pdev)
 
         return 0;
 }
+#endif
 
 static void nv_ck804_host_stop(struct ata_host *host)
 {
diff --git a/drivers/ata/sata_sil.c b/drivers/ata/sata_sil.c
index f7179c646bef..917b7ea4ef7c 100644
--- a/drivers/ata/sata_sil.c
+++ b/drivers/ata/sata_sil.c
@@ -183,8 +183,10 @@ static struct scsi_host_template sil_sht = {
         .slave_configure        = ata_scsi_slave_config,
         .slave_destroy          = ata_scsi_slave_destroy,
         .bios_param             = ata_std_bios_param,
+#ifdef CONFIG_PM
         .suspend                = ata_scsi_device_suspend,
         .resume                 = ata_scsi_device_resume,
+#endif
 };
 
 static const struct ata_port_operations sil_ops = {
diff --git a/drivers/ata/sata_sil24.c b/drivers/ata/sata_sil24.c
index b1bab82b16de..75d961599651 100644
--- a/drivers/ata/sata_sil24.c
+++ b/drivers/ata/sata_sil24.c
@@ -380,8 +380,10 @@ static struct scsi_host_template sil24_sht = {
         .slave_configure        = ata_scsi_slave_config,
         .slave_destroy          = ata_scsi_slave_destroy,
         .bios_param             = ata_std_bios_param,
+#ifdef CONFIG_PM
         .suspend                = ata_scsi_device_suspend,
         .resume                 = ata_scsi_device_resume,
+#endif
 };
 
 static const struct ata_port_operations sil24_ops = {
diff --git a/include/linux/libata.h b/include/linux/libata.h
index 045fb3a72d59..e3f32f3189b2 100644
--- a/include/linux/libata.h
+++ b/include/linux/libata.h
@@ -403,8 +403,7 @@ struct ata_host {
         void                    *private_data;
         const struct ata_port_operations *ops;
         unsigned long           flags;
-        int                     simplex_claimed;        /* Keep seperate in case we
-                                                           ever need to do this locked */
+        struct ata_port         *simplex_claimed;       /* channel owning the DMA */
         struct ata_port         *ports[0];
 };
 
@@ -719,10 +718,12 @@ extern void ata_std_ports(struct ata_ioports *ioaddr);
 extern int ata_pci_init_one (struct pci_dev *pdev, struct ata_port_info **port_info,
                              unsigned int n_ports);
 extern void ata_pci_remove_one (struct pci_dev *pdev);
+#ifdef CONFIG_PM
 extern void ata_pci_device_do_suspend(struct pci_dev *pdev, pm_message_t mesg);
 extern int __must_check ata_pci_device_do_resume(struct pci_dev *pdev);
 extern int ata_pci_device_suspend(struct pci_dev *pdev, pm_message_t mesg);
 extern int ata_pci_device_resume(struct pci_dev *pdev);
+#endif
 extern int ata_pci_clear_simplex(struct pci_dev *pdev);
 #endif /* CONFIG_PCI */
 extern int ata_device_add(const struct ata_probe_ent *ent);
@@ -748,10 +749,12 @@ extern int sata_scr_write(struct ata_port *ap, int reg, u32 val);
 extern int sata_scr_write_flush(struct ata_port *ap, int reg, u32 val);
 extern int ata_port_online(struct ata_port *ap);
 extern int ata_port_offline(struct ata_port *ap);
+#ifdef CONFIG_PM
 extern int ata_scsi_device_resume(struct scsi_device *);
 extern int ata_scsi_device_suspend(struct scsi_device *, pm_message_t mesg);
 extern int ata_host_suspend(struct ata_host *host, pm_message_t mesg);
 extern void ata_host_resume(struct ata_host *host);
+#endif
 extern int ata_ratelimit(void);
 extern int ata_busy_sleep(struct ata_port *ap,
                           unsigned long timeout_pat, unsigned long timeout);