9 files changed, 91 insertions, 39 deletions

diff --git a/drivers/ide/Kconfig b/drivers/ide/Kconfig
index d1266fe2d1ab..b6fb167e20f6 100644
--- a/drivers/ide/Kconfig
+++ b/drivers/ide/Kconfig
@@ -682,6 +682,7 @@ config BLK_DEV_SVWKS
 config BLK_DEV_SGIIOC4
         tristate "Silicon Graphics IOC4 chipset ATA/ATAPI support"
         depends on (IA64_SGI_SN2 || IA64_GENERIC) && SGI_IOC4
+        select IDEPCI_SHARE_IRQ
         help
           This driver adds PIO & MultiMode DMA-2 support for the SGI IOC4
           chipset, which has one channel and can support two devices.
@@ -773,20 +774,6 @@ config BLK_DEV_IDEDMA_PMAC
           to transfer data to and from memory.  Saying Y is safe and improves
           performance.
 
-config BLK_DEV_IDE_PMAC_BLINK
-        bool "Blink laptop LED on drive activity (DEPRECATED)"
-        depends on BLK_DEV_IDE_PMAC && ADB_PMU
-        select ADB_PMU_LED
-        select LEDS_TRIGGERS
-        select LEDS_TRIGGER_IDE_DISK
-        help
-          This option enables the use of the sleep LED as a hard drive
-          activity LED.
-          This option is deprecated, it only selects ADB_PMU_LED and
-          LEDS_TRIGGER_IDE_DISK and changes the code in the new led class
-          device to default to the ide-disk trigger (which should be set
-          from userspace via sysfs).
-
 config BLK_DEV_IDE_SWARM
         tristate "IDE for Sibyte evaluation boards"
         depends on SIBYTE_SB1xxx_SOC
diff --git a/drivers/ide/ide-disk.c b/drivers/ide/ide-disk.c
index f712e4cfd9dc..7cf3eb023521 100644
--- a/drivers/ide/ide-disk.c
+++ b/drivers/ide/ide-disk.c
@@ -776,7 +776,7 @@ static void update_ordered(ide_drive_t *drive)
                  * not available so we don't need to recheck that.
                  */
                 capacity = idedisk_capacity(drive);
-                barrier = ide_id_has_flush_cache(id) &&
+                barrier = ide_id_has_flush_cache(id) && !drive->noflush &&
                         (drive->addressing == 0 || capacity <= (1ULL << 28) ||
                          ide_id_has_flush_cache_ext(id));
 
diff --git a/drivers/ide/ide-dma.c b/drivers/ide/ide-dma.c
index 98918fb6b2ce..7c3a13e1cf64 100644
--- a/drivers/ide/ide-dma.c
+++ b/drivers/ide/ide-dma.c
@@ -750,7 +750,7 @@ void ide_dma_verbose(ide_drive_t *drive)
                         goto bug_dma_off;
                 printk(", DMA");
         } else if (id->field_valid & 1) {
-                printk(", BUG");
+                goto bug_dma_off;
         }
         return;
 bug_dma_off:
diff --git a/drivers/ide/ide-iops.c b/drivers/ide/ide-iops.c
index 657165297dc7..77703acaec17 100644
--- a/drivers/ide/ide-iops.c
+++ b/drivers/ide/ide-iops.c
@@ -23,6 +23,7 @@
 #include <linux/hdreg.h>
 #include <linux/ide.h>
 #include <linux/bitops.h>
+#include <linux/nmi.h>
 
 #include <asm/byteorder.h>
 #include <asm/irq.h>
@@ -1243,6 +1244,7 @@ int ide_wait_not_busy(ide_hwif_t *hwif, unsigned long timeout)
                 if (stat == 0xff)
                         return -ENODEV;
                 touch_softlockup_watchdog();
+                touch_nmi_watchdog();
         }
         return -EBUSY;
 }
diff --git a/drivers/ide/ide.c b/drivers/ide/ide.c
index 05fbd9298db7..defd4b4bd374 100644
--- a/drivers/ide/ide.c
+++ b/drivers/ide/ide.c
@@ -1539,7 +1539,7 @@ static int __init ide_setup(char *s)
                 const char *hd_words[] = {
                         "none", "noprobe", "nowerr", "cdrom", "serialize",
                         "autotune", "noautotune", "minus8", "swapdata", "bswap",
-                        "minus11", "remap", "remap63", "scsi", NULL };
+                        "noflush", "remap", "remap63", "scsi", NULL };
                 unit = s[2] - 'a';
                 hw   = unit / MAX_DRIVES;
                 unit = unit % MAX_DRIVES;
@@ -1578,6 +1578,9 @@ static int __init ide_setup(char *s)
                         case -10: /* "bswap" */
                                 drive->bswap = 1;
                                 goto done;
+                        case -11: /* noflush */
+                                drive->noflush = 1;
+                                goto done;
                         case -12: /* "remap" */
                                 drive->remap_0_to_1 = 1;
                                 goto done;
diff --git a/drivers/ide/pci/generic.c b/drivers/ide/pci/generic.c
index 2f962cfa3f7f..78810ba982e9 100644
--- a/drivers/ide/pci/generic.c
+++ b/drivers/ide/pci/generic.c
@@ -180,6 +180,36 @@ static ide_pci_device_t generic_chipsets[] __devinitdata = {
                 .channels       = 2,
                 .autodma        = AUTODMA,
                 .bootable       = OFF_BOARD,
+        },{     /* 15 */
+                .name           = "JMB361",
+                .init_hwif      = init_hwif_generic,
+                .channels       = 2,
+                .autodma        = AUTODMA,
+                .bootable       = OFF_BOARD,
+        },{     /* 16 */
+                .name           = "JMB363",
+                .init_hwif      = init_hwif_generic,
+                .channels       = 2,
+                .autodma        = AUTODMA,
+                .bootable       = OFF_BOARD,
+        },{     /* 17 */
+                .name           = "JMB365",
+                .init_hwif      = init_hwif_generic,
+                .channels       = 2,
+                .autodma        = AUTODMA,
+                .bootable       = OFF_BOARD,
+        },{     /* 18 */
+                .name           = "JMB366",
+                .init_hwif      = init_hwif_generic,
+                .channels       = 2,
+                .autodma        = AUTODMA,
+                .bootable       = OFF_BOARD,
+        },{     /* 19 */
+                .name           = "JMB368",
+                .init_hwif      = init_hwif_generic,
+                .channels       = 2,
+                .autodma        = AUTODMA,
+                .bootable       = OFF_BOARD,
         }
 };
 
diff --git a/drivers/ide/pci/it821x.c b/drivers/ide/pci/it821x.c
index 3cb04424d351..e9bad185968a 100644
--- a/drivers/ide/pci/it821x.c
+++ b/drivers/ide/pci/it821x.c
@@ -498,9 +498,14 @@ static int config_chipset_for_dma (ide_drive_t *drive)
 {
         u8 speed        = ide_dma_speed(drive, it821x_ratemask(drive));
 
-        config_it821x_chipset_for_pio(drive, !speed);
-        it821x_tune_chipset(drive, speed);
-        return ide_dma_enable(drive);
+        if (speed) {
+                config_it821x_chipset_for_pio(drive, 0);
+                it821x_tune_chipset(drive, speed);
+
+                return ide_dma_enable(drive);
+        }
+
+        return 0;
 }
 
 /**
diff --git a/drivers/ide/pci/sgiioc4.c b/drivers/ide/pci/sgiioc4.c
index e125032bb403..d8a0d87df734 100644
--- a/drivers/ide/pci/sgiioc4.c
+++ b/drivers/ide/pci/sgiioc4.c
@@ -367,12 +367,13 @@ sgiioc4_INB(unsigned long port)
 static void __devinit
 ide_dma_sgiioc4(ide_hwif_t * hwif, unsigned long dma_base)
 {
+        void __iomem *virt_dma_base;
         int num_ports = sizeof (ioc4_dma_regs_t);
 
         printk(KERN_INFO "%s: BM-DMA at 0x%04lx-0x%04lx\n", hwif->name,
                dma_base, dma_base + num_ports - 1);
 
-        if (!request_region(dma_base, num_ports, hwif->name)) {
+        if (!request_mem_region(dma_base, num_ports, hwif->name)) {
                 printk(KERN_ERR
                        "%s(%s) -- ERROR, Addresses 0x%p to 0x%p "
                        "ALREADY in use\n",
@@ -381,13 +382,21 @@ ide_dma_sgiioc4(ide_hwif_t * hwif, unsigned long dma_base)
                 goto dma_alloc_failure;
         }
 
-        hwif->dma_base = dma_base;
+        virt_dma_base = ioremap(dma_base, num_ports);
+        if (virt_dma_base == NULL) {
+                printk(KERN_ERR
+                       "%s(%s) -- ERROR, Unable to map addresses 0x%lx to 0x%lx\n",
+                       __FUNCTION__, hwif->name, dma_base, dma_base + num_ports - 1);
+                goto dma_remap_failure;
+        }
+        hwif->dma_base = (unsigned long) virt_dma_base;
+
         hwif->dmatable_cpu = pci_alloc_consistent(hwif->pci_dev,
                                           IOC4_PRD_ENTRIES * IOC4_PRD_BYTES,
                                           &hwif->dmatable_dma);
 
         if (!hwif->dmatable_cpu)
-                goto dma_alloc_failure;
+                goto dma_pci_alloc_failure;
 
         hwif->sg_max_nents = IOC4_PRD_ENTRIES;
 
@@ -411,6 +420,12 @@ dma_base2alloc_failure:
         printk(KERN_INFO
                "Changing from DMA to PIO mode for Drive %s\n", hwif->name);
 
+dma_pci_alloc_failure:
+        iounmap(virt_dma_base);
+
+dma_remap_failure:
+        release_mem_region(dma_base, num_ports);
+
 dma_alloc_failure:
         /* Disable DMA because we couldnot allocate any DMA maps */
         hwif->autodma = 0;
@@ -607,18 +622,15 @@ ide_init_sgiioc4(ide_hwif_t * hwif)
         hwif->ide_dma_lostirq = &sgiioc4_ide_dma_lostirq;
         hwif->ide_dma_timeout = &__ide_dma_timeout;
 
-        /*
-         * The IOC4 uses MMIO rather than Port IO.
-         * It also needs special workarounds for INB.
-         */
-        default_hwif_mmiops(hwif);
         hwif->INB = &sgiioc4_INB;
 }
 
 static int __devinit
 sgiioc4_ide_setup_pci_device(struct pci_dev *dev, ide_pci_device_t * d)
 {
-        unsigned long base, ctl, dma_base, irqport;
+        unsigned long cmd_base, dma_base, irqport;
+        unsigned long bar0, cmd_phys_base, ctl;
+        void __iomem *virt_base;
         ide_hwif_t *hwif;
         int h;
 
@@ -636,23 +648,32 @@ sgiioc4_ide_setup_pci_device(struct pci_dev *dev, ide_pci_device_t * d)
         }
 
         /*  Get the CmdBlk and CtrlBlk Base Registers */
-        base = pci_resource_start(dev, 0) + IOC4_CMD_OFFSET;
-        ctl = pci_resource_start(dev, 0) + IOC4_CTRL_OFFSET;
-        irqport = pci_resource_start(dev, 0) + IOC4_INTR_OFFSET;
+        bar0 = pci_resource_start(dev, 0);
+        virt_base = ioremap(bar0, pci_resource_len(dev, 0));
+        if (virt_base == NULL) {
+                printk(KERN_ERR "%s: Unable to remap BAR 0 address: 0x%lx\n",
+                        d->name, bar0);
+                return -ENOMEM;
+        }
+        cmd_base = (unsigned long) virt_base + IOC4_CMD_OFFSET;
+        ctl = (unsigned long) virt_base + IOC4_CTRL_OFFSET;
+        irqport = (unsigned long) virt_base + IOC4_INTR_OFFSET;
         dma_base = pci_resource_start(dev, 0) + IOC4_DMA_OFFSET;
 
-        if (!request_region(base, IOC4_CMD_CTL_BLK_SIZE, hwif->name)) {
+        cmd_phys_base = bar0 + IOC4_CMD_OFFSET;
+        if (!request_mem_region(cmd_phys_base, IOC4_CMD_CTL_BLK_SIZE,
+            hwif->name)) {
                 printk(KERN_ERR
-                        "%s : %s -- ERROR, Port Addresses "
+                        "%s : %s -- ERROR, Addresses "
                         "0x%p to 0x%p ALREADY in use\n",
-                       __FUNCTION__, hwif->name, (void *) base,
-                       (void *) base + IOC4_CMD_CTL_BLK_SIZE);
+                       __FUNCTION__, hwif->name, (void *) cmd_phys_base,
+                       (void *) cmd_phys_base + IOC4_CMD_CTL_BLK_SIZE);
                 return -ENOMEM;
         }
 
-        if (hwif->io_ports[IDE_DATA_OFFSET] != base) {
+        if (hwif->io_ports[IDE_DATA_OFFSET] != cmd_base) {
                 /* Initialize the IO registers */
-                sgiioc4_init_hwif_ports(&hwif->hw, base, ctl, irqport);
+                sgiioc4_init_hwif_ports(&hwif->hw, cmd_base, ctl, irqport);
                 memcpy(hwif->io_ports, hwif->hw.io_ports,
                        sizeof (hwif->io_ports));
                 hwif->noprobe = !hwif->io_ports[IDE_DATA_OFFSET];
@@ -665,6 +686,9 @@ sgiioc4_ide_setup_pci_device(struct pci_dev *dev, ide_pci_device_t * d)
         hwif->cds = (struct ide_pci_device_s *) d;
         hwif->gendev.parent = &dev->dev;/* setup proper ancestral information */
 
+        /* The IOC4 uses MMIO rather than Port IO. */
+        default_hwif_mmiops(hwif);
+
         /* Initializing chipset IRQ Registers */
         hwif->OUTL(0x03, irqport + IOC4_INTR_SET * 4);
 
diff --git a/drivers/ide/pci/via82cxxx.c b/drivers/ide/pci/via82cxxx.c
index afdaee3c15c9..9b7589e8e93e 100644
--- a/drivers/ide/pci/via82cxxx.c
+++ b/drivers/ide/pci/via82cxxx.c
@@ -6,7 +6,7 @@
  *
  *   vt82c576, vt82c586, vt82c586a, vt82c586b, vt82c596a, vt82c596b,
  *   vt82c686, vt82c686a, vt82c686b, vt8231, vt8233, vt8233c, vt8233a,
- *   vt8235, vt8237
+ *   vt8235, vt8237, vt8237a
  *
  * Copyright (c) 2000-2002 Vojtech Pavlik
  *
@@ -81,6 +81,7 @@ static struct via_isa_bridge {
         { "vt6410",     PCI_DEVICE_ID_VIA_6410,     0x00, 0x2f, VIA_UDMA_133 | VIA_BAD_AST },
         { "vt8251",     PCI_DEVICE_ID_VIA_8251,     0x00, 0x2f, VIA_UDMA_133 | VIA_BAD_AST },
         { "vt8237",     PCI_DEVICE_ID_VIA_8237,     0x00, 0x2f, VIA_UDMA_133 | VIA_BAD_AST },
+        { "vt8237a",    PCI_DEVICE_ID_VIA_8237A,    0x00, 0x2f, VIA_UDMA_133 | VIA_BAD_AST },
         { "vt8235",     PCI_DEVICE_ID_VIA_8235,     0x00, 0x2f, VIA_UDMA_133 | VIA_BAD_AST },
         { "vt8233a",    PCI_DEVICE_ID_VIA_8233A,    0x00, 0x2f, VIA_UDMA_133 | VIA_BAD_AST },
         { "vt8233c",    PCI_DEVICE_ID_VIA_8233C_0,  0x00, 0x2f, VIA_UDMA_100 },