4 files changed, 29 insertions, 13 deletions

diff --git a/drivers/ide/cy82c693.c b/drivers/ide/cy82c693.c
index 67cbcfa35122..847553fd8b96 100644
--- a/drivers/ide/cy82c693.c
+++ b/drivers/ide/cy82c693.c
@@ -1,7 +1,7 @@
 /*
  *  Copyright (C) 1998-2000 Andreas S. Krebs (akrebs@altavista.net), Maintainer
  *  Copyright (C) 1998-2002 Andre Hedrick <andre@linux-ide.org>, Integrator
- *  Copyright (C) 2007-2010 Bartlomiej Zolnierkiewicz
+ *  Copyright (C) 2007-2011 Bartlomiej Zolnierkiewicz
  *
  * CYPRESS CY82C693 chipset IDE controller
  *
@@ -90,7 +90,7 @@ static void cy82c693_set_pio_mode(ide_hwif_t *hwif, ide_drive_t *drive)
         u8 time_16, time_8;
 
         /* select primary or secondary channel */
-        if (hwif->index > 0) {  /* drive is on the secondary channel */
+        if (drive->dn > 1) {  /* drive is on the secondary channel */
                 dev = pci_get_slot(dev->bus, dev->devfn+1);
                 if (!dev) {
                         printk(KERN_ERR "%s: tune_drive: "
@@ -141,7 +141,7 @@ static void cy82c693_set_pio_mode(ide_hwif_t *hwif, ide_drive_t *drive)
                 pci_write_config_byte(dev, CY82_IDE_SLAVE_IOW, time_16);
                 pci_write_config_byte(dev, CY82_IDE_SLAVE_8BIT, time_8);
         }
-        if (hwif->index > 0)
+        if (drive->dn > 1)
                 pci_dev_put(dev);
 }
 
diff --git a/drivers/ide/icside.c b/drivers/ide/icside.c
index 4a697a238e28..8716066a2f2b 100644
--- a/drivers/ide/icside.c
+++ b/drivers/ide/icside.c
@@ -521,8 +521,8 @@ icside_register_v6(struct icside_state *state, struct expansion_card *ec)
         if (ec->dma != NO_DMA && !request_dma(ec->dma, DRV_NAME)) {
                 d.init_dma = icside_dma_init;
                 d.port_ops = &icside_v6_port_ops;
+        } else
                 d.dma_ops = NULL;
-        }
 
         ret = ide_host_register(host, &d, hws);
         if (ret)
diff --git a/drivers/ide/piix.c b/drivers/ide/piix.c
index b59d04c72051..1892e81fb00f 100644
--- a/drivers/ide/piix.c
+++ b/drivers/ide/piix.c
@@ -331,7 +331,7 @@ static const struct ide_port_ops ich_port_ops = {
                 .udma_mask      = udma,                 \
         }
 
-#define DECLARE_ICH_DEV(udma) \
+#define DECLARE_ICH_DEV(mwdma, udma) \
         { \
                 .name           = DRV_NAME, \
                 .init_chipset   = init_chipset_ich, \
@@ -340,7 +340,7 @@ static const struct ide_port_ops ich_port_ops = {
                 .port_ops       = &ich_port_ops, \
                 .pio_mask       = ATA_PIO4, \
                 .swdma_mask     = ATA_SWDMA2_ONLY, \
-                .mwdma_mask     = ATA_MWDMA12_ONLY, \
+                .mwdma_mask     = mwdma, \
                 .udma_mask      = udma, \
         }
 
@@ -362,13 +362,15 @@ static const struct ide_port_info piix_pci_info[] __devinitdata = {
         /* 2: PIIX4 */
         DECLARE_PIIX_DEV(ATA_UDMA2),
         /* 3: ICH0 */
-        DECLARE_ICH_DEV(ATA_UDMA2),
+        DECLARE_ICH_DEV(ATA_MWDMA12_ONLY, ATA_UDMA2),
         /* 4: ICH */
-        DECLARE_ICH_DEV(ATA_UDMA4),
+        DECLARE_ICH_DEV(ATA_MWDMA12_ONLY, ATA_UDMA4),
         /* 5: PIIX4 */
         DECLARE_PIIX_DEV(ATA_UDMA4),
-        /* 6: ICH[2-7]/ICH[2-3]M/C-ICH/ICH5-SATA/ESB2/ICH8M */
-        DECLARE_ICH_DEV(ATA_UDMA5),
+        /* 6: ICH[2-6]/ICH[2-3]M/C-ICH/ICH5-SATA/ESB2/ICH8M */
+        DECLARE_ICH_DEV(ATA_MWDMA12_ONLY, ATA_UDMA5),
+        /* 7: ICH7/7-R, no MWDMA1 */
+        DECLARE_ICH_DEV(ATA_MWDMA2_ONLY, ATA_UDMA5),
 };
 
 /**
@@ -438,9 +440,9 @@ static const struct pci_device_id piix_pci_tbl[] = {
 #endif
         { PCI_VDEVICE(INTEL, PCI_DEVICE_ID_INTEL_ESB_2),      6 },
         { PCI_VDEVICE(INTEL, PCI_DEVICE_ID_INTEL_ICH6_19),    6 },
-        { PCI_VDEVICE(INTEL, PCI_DEVICE_ID_INTEL_ICH7_21),    6 },
+        { PCI_VDEVICE(INTEL, PCI_DEVICE_ID_INTEL_ICH7_21),    7 },
         { PCI_VDEVICE(INTEL, PCI_DEVICE_ID_INTEL_82801DB_1),  6 },
-        { PCI_VDEVICE(INTEL, PCI_DEVICE_ID_INTEL_ESB2_18),    6 },
+        { PCI_VDEVICE(INTEL, PCI_DEVICE_ID_INTEL_ESB2_18),    7 },
         { PCI_VDEVICE(INTEL, PCI_DEVICE_ID_INTEL_ICH8_6),     6 },
         { 0, },
 };
diff --git a/drivers/ide/triflex.c b/drivers/ide/triflex.c
index e53a1b78378b..281c91426345 100644
--- a/drivers/ide/triflex.c
+++ b/drivers/ide/triflex.c
@@ -113,12 +113,26 @@ static const struct pci_device_id triflex_pci_tbl[] = {
 };
 MODULE_DEVICE_TABLE(pci, triflex_pci_tbl);
 
+#ifdef CONFIG_PM
+static int triflex_ide_pci_suspend(struct pci_dev *dev, pm_message_t state)
+{
+        /*
+         * We must not disable or powerdown the device.
+         * APM bios refuses to suspend if IDE is not accessible.
+         */
+        pci_save_state(dev);
+        return 0;
+}
+#else
+#define triflex_ide_pci_suspend NULL
+#endif
+
 static struct pci_driver triflex_pci_driver = {
         .name           = "TRIFLEX_IDE",
         .id_table       = triflex_pci_tbl,
         .probe          = triflex_init_one,
         .remove         = ide_pci_remove,
-        .suspend        = ide_pci_suspend,
+        .suspend        = triflex_ide_pci_suspend,
         .resume         = ide_pci_resume,
 };