Merge commit 'v2.6.28-rc4' into timers/rtc

Conflicts:
	drivers/rtc/rtc-cmos.c

85 files changed, 1983 insertions, 1236 deletions

diff --git a/drivers/ide/Kconfig b/drivers/ide/Kconfig
index 74a369a6116f..6d7401772a8f 100644
--- a/drivers/ide/Kconfig
+++ b/drivers/ide/Kconfig
@@ -84,21 +84,40 @@ config BLK_DEV_IDE_SATA
 
           If unsure, say N.
 
-config BLK_DEV_IDEDISK
-        tristate "Include IDE/ATA-2 DISK support"
-        ---help---
-          This will include enhanced support for MFM/RLL/IDE hard disks.  If
-          you have a MFM/RLL/IDE disk, and there is no special reason to use
-          the old hard disk driver instead, say Y.  If you have an SCSI-only
-          system, you can say N here.
+config IDE_GD
+        tristate "generic ATA/ATAPI disk support"
+        default y
+        help
+          Support for ATA/ATAPI disks (including ATAPI floppy drives).
 
-          To compile this driver as a module, choose M here: the
-          module will be called ide-disk.
-          Do not compile this driver as a module if your root file system
-          (the one containing the directory /) is located on the IDE disk.
+          To compile this driver as a module, choose M here.
+          The module will be called ide-gd_mod.
+
+          If unsure, say Y.
+
+config IDE_GD_ATA
+        bool "ATA disk support"
+        depends on IDE_GD
+        default y
+        help
+          This will include support for ATA hard disks.
 
           If unsure, say Y.
 
+config IDE_GD_ATAPI
+        bool "ATAPI floppy support"
+        depends on IDE_GD
+        select IDE_ATAPI
+        help
+          This will include support for ATAPI floppy drives
+          (i.e. Iomega ZIP or MKE LS-120).
+
+          For information about jumper settings and the question
+          of when a ZIP drive uses a partition table, see
+          <http://www.win.tue.nl/~aeb/linux/zip/zip-1.html>.
+
+          If unsure, say N.
+
 config BLK_DEV_IDECS
         tristate "PCMCIA IDE support"
         depends on PCMCIA
@@ -163,29 +182,6 @@ config BLK_DEV_IDETAPE
           To compile this driver as a module, choose M here: the
           module will be called ide-tape.
 
-config BLK_DEV_IDEFLOPPY
-        tristate "Include IDE/ATAPI FLOPPY support"
-        select IDE_ATAPI
-        ---help---
-          If you have an IDE floppy drive which uses the ATAPI protocol,
-          answer Y.  ATAPI is a newer protocol used by IDE CD-ROM/tape/floppy
-          drives, similar to the SCSI protocol.
-
-          The LS-120 and the IDE/ATAPI Iomega ZIP drive are also supported by
-          this driver. For information about jumper settings and the question
-          of when a ZIP drive uses a partition table, see
-          <http://www.win.tue.nl/~aeb/linux/zip/zip-1.html>.
-          (ATAPI PD-CD/CDR drives are not supported by this driver; support
-          for PD-CD/CDR drives is available if you answer Y to
-          "SCSI emulation support", below).
-
-          If you say Y here, the FLOPPY drive will be identified along with
-          other IDE devices, as "hdb" or "hdc", or something similar (check
-          the boot messages with dmesg).
-
-          To compile this driver as a module, choose M here: the
-          module will be called ide-floppy.
-
 config BLK_DEV_IDESCSI
         tristate "SCSI emulation support (DEPRECATED)"
         depends on SCSI
@@ -332,7 +328,7 @@ config IDEPCI_PCIBUS_ORDER
 # TODO: split it on per host driver config options (or module parameters)
 config BLK_DEV_OFFBOARD
         bool "Boot off-board chipsets first support (DEPRECATED)"
-        depends on BLK_DEV_IDEPCI && (BLK_DEV_AEC62XX || BLK_DEV_GENERIC || BLK_DEV_HPT34X || BLK_DEV_HPT366 || BLK_DEV_PDC202XX_NEW || BLK_DEV_PDC202XX_OLD || BLK_DEV_TC86C001)
+        depends on BLK_DEV_IDEPCI && (BLK_DEV_AEC62XX || BLK_DEV_GENERIC || BLK_DEV_HPT366 || BLK_DEV_PDC202XX_NEW || BLK_DEV_PDC202XX_OLD || BLK_DEV_TC86C001)
         help
           Normally, IDE controllers built into the motherboard (on-board
           controllers) are assigned to ide0 and ide1 while those on add-in PCI
@@ -482,28 +478,6 @@ config BLK_DEV_CS5535
 
           It is safe to say Y to this question.
 
-config BLK_DEV_HPT34X
-        tristate "HPT34X chipset support"
-        depends on BROKEN
-        select BLK_DEV_IDEDMA_PCI
-        help
-          This driver adds up to 4 more EIDE devices sharing a single
-          interrupt. The HPT343 chipset in its current form is a non-bootable
-          controller; the HPT345/HPT363 chipset is a bootable (needs BIOS FIX)
-          PCI UDMA controllers. This driver requires dynamic tuning of the
-          chipset during the ide-probe at boot time. It is reported to support
-          DVD II drives, by the manufacturer.
-
-config HPT34X_AUTODMA
-        bool "HPT34X AUTODMA support (EXPERIMENTAL)"
-        depends on BLK_DEV_HPT34X && EXPERIMENTAL
-        help
-          This is a dangerous thing to attempt currently! Please read the
-          comments at the top of <file:drivers/ide/pci/hpt34x.c>.  If you say Y
-          here, then say Y to "Use DMA by default when available" as well.
-
-          If unsure, say N.
-
 config BLK_DEV_HPT366
         tristate "HPT36X/37X chipset support"
         select BLK_DEV_IDEDMA_PCI
@@ -746,6 +720,16 @@ config BLK_DEV_IDE_AU1XXX_SEQTS_PER_RQ
        default "128"
        depends on BLK_DEV_IDE_AU1XXX
 
+config BLK_DEV_IDE_TX4938
+        tristate "TX4938 internal IDE support"
+        depends on SOC_TX4938
+        select IDE_TIMINGS
+
+config BLK_DEV_IDE_TX4939
+        tristate "TX4939 internal IDE support"
+        depends on SOC_TX4939
+        select BLK_DEV_IDEDMA_SFF
+
 config IDE_ARM
         tristate "ARM IDE support"
         depends on ARM && (ARCH_CLPS7500 || ARCH_RPC || ARCH_SHARK)
diff --git a/drivers/ide/Makefile b/drivers/ide/Makefile
index ceaf779054ea..7818d402b188 100644
--- a/drivers/ide/Makefile
+++ b/drivers/ide/Makefile
@@ -18,47 +18,98 @@ ide-core-$(CONFIG_BLK_DEV_IDEACPI)	+= ide-acpi.o
 
 obj-$(CONFIG_IDE)                       += ide-core.o
 
-ifeq ($(CONFIG_IDE_ARM), y)
-        ide-arm-core-y += arm/ide_arm.o
-        obj-y += ide-arm-core.o
-endif
+obj-$(CONFIG_IDE_ARM)                   += ide_arm.o
+
+obj-$(CONFIG_BLK_DEV_ALI14XX)           += ali14xx.o
+obj-$(CONFIG_BLK_DEV_UMC8672)           += umc8672.o
+obj-$(CONFIG_BLK_DEV_DTC2278)           += dtc2278.o
+obj-$(CONFIG_BLK_DEV_HT6560B)           += ht6560b.o
+obj-$(CONFIG_BLK_DEV_QD65XX)            += qd65xx.o
+obj-$(CONFIG_BLK_DEV_4DRIVES)           += ide-4drives.o
+
+obj-$(CONFIG_BLK_DEV_GAYLE)             += gayle.o
+obj-$(CONFIG_BLK_DEV_FALCON_IDE)        += falconide.o
+obj-$(CONFIG_BLK_DEV_MAC_IDE)           += macide.o
+obj-$(CONFIG_BLK_DEV_Q40IDE)            += q40ide.o
+obj-$(CONFIG_BLK_DEV_BUDDHA)            += buddha.o
+
+obj-$(CONFIG_BLK_DEV_AEC62XX)           += aec62xx.o
+obj-$(CONFIG_BLK_DEV_ALI15X3)           += alim15x3.o
+obj-$(CONFIG_BLK_DEV_AMD74XX)           += amd74xx.o
+obj-$(CONFIG_BLK_DEV_ATIIXP)            += atiixp.o
+obj-$(CONFIG_BLK_DEV_CELLEB)            += scc_pata.o
+obj-$(CONFIG_BLK_DEV_CMD64X)            += cmd64x.o
+obj-$(CONFIG_BLK_DEV_CS5520)            += cs5520.o
+obj-$(CONFIG_BLK_DEV_CS5530)            += cs5530.o
+obj-$(CONFIG_BLK_DEV_CS5535)            += cs5535.o
+obj-$(CONFIG_BLK_DEV_SC1200)            += sc1200.o
+obj-$(CONFIG_BLK_DEV_CY82C693)          += cy82c693.o
+obj-$(CONFIG_BLK_DEV_DELKIN)            += delkin_cb.o
+obj-$(CONFIG_BLK_DEV_HPT366)            += hpt366.o
+obj-$(CONFIG_BLK_DEV_IT8213)            += it8213.o
+obj-$(CONFIG_BLK_DEV_IT821X)            += it821x.o
+obj-$(CONFIG_BLK_DEV_JMICRON)           += jmicron.o
+obj-$(CONFIG_BLK_DEV_NS87415)           += ns87415.o
+obj-$(CONFIG_BLK_DEV_OPTI621)           += opti621.o
+obj-$(CONFIG_BLK_DEV_PDC202XX_OLD)      += pdc202xx_old.o
+obj-$(CONFIG_BLK_DEV_PDC202XX_NEW)      += pdc202xx_new.o
+obj-$(CONFIG_BLK_DEV_PIIX)              += piix.o
+obj-$(CONFIG_BLK_DEV_RZ1000)            += rz1000.o
+obj-$(CONFIG_BLK_DEV_SVWKS)             += serverworks.o
+obj-$(CONFIG_BLK_DEV_SGIIOC4)           += sgiioc4.o
+obj-$(CONFIG_BLK_DEV_SIIMAGE)           += siimage.o
+obj-$(CONFIG_BLK_DEV_SIS5513)           += sis5513.o
+obj-$(CONFIG_BLK_DEV_SL82C105)          += sl82c105.o
+obj-$(CONFIG_BLK_DEV_SLC90E66)          += slc90e66.o
+obj-$(CONFIG_BLK_DEV_TC86C001)          += tc86c001.o
+obj-$(CONFIG_BLK_DEV_TRIFLEX)           += triflex.o
+obj-$(CONFIG_BLK_DEV_TRM290)            += trm290.o
+obj-$(CONFIG_BLK_DEV_VIA82CXXX)         += via82cxxx.o
 
-obj-$(CONFIG_IDE)                       += legacy/ pci/
+# Must appear at the end of the block
+obj-$(CONFIG_BLK_DEV_GENERIC)           += ide-pci-generic.o
 
 obj-$(CONFIG_IDEPCI_PCIBUS_ORDER)       += ide-scan-pci.o
 
-ifeq ($(CONFIG_BLK_DEV_CMD640), y)
-        cmd640-core-y += pci/cmd640.o
-        obj-y += cmd640-core.o
-endif
+obj-$(CONFIG_BLK_DEV_CMD640)            += cmd640.o
+
+obj-$(CONFIG_BLK_DEV_IDE_PMAC)          += pmac.o
+
+obj-$(CONFIG_IDE_H8300)                 += ide-h8300.o
 
-obj-$(CONFIG_IDE)                       += ppc/
-obj-$(CONFIG_IDE_H8300)                 += h8300/
 obj-$(CONFIG_IDE_GENERIC)               += ide-generic.o
 obj-$(CONFIG_BLK_DEV_IDEPNP)            += ide-pnp.o
 
-ide-disk_mod-y += ide-disk.o ide-disk_ioctl.o
+ide-gd_mod-y += ide-gd.o
 ide-cd_mod-y += ide-cd.o ide-cd_ioctl.o ide-cd_verbose.o
-ide-floppy_mod-y += ide-floppy.o ide-floppy_ioctl.o
 
+ifeq ($(CONFIG_IDE_GD_ATA), y)
+        ide-gd_mod-y += ide-disk.o ide-disk_ioctl.o
+ifeq ($(CONFIG_IDE_PROC_FS), y)
+        ide-gd_mod-y += ide-disk_proc.o
+endif
+endif
+
+ifeq ($(CONFIG_IDE_GD_ATAPI), y)
+        ide-gd_mod-y += ide-floppy.o ide-floppy_ioctl.o
 ifeq ($(CONFIG_IDE_PROC_FS), y)
-        ide-disk_mod-y += ide-disk_proc.o
-        ide-floppy_mod-y += ide-floppy_proc.o
+        ide-gd_mod-y += ide-floppy_proc.o
+endif
 endif
 
-obj-$(CONFIG_BLK_DEV_IDEDISK)           += ide-disk_mod.o
+obj-$(CONFIG_IDE_GD)                    += ide-gd_mod.o
 obj-$(CONFIG_BLK_DEV_IDECD)             += ide-cd_mod.o
-obj-$(CONFIG_BLK_DEV_IDEFLOPPY)         += ide-floppy_mod.o
 obj-$(CONFIG_BLK_DEV_IDETAPE)           += ide-tape.o
 
-ifeq ($(CONFIG_BLK_DEV_IDECS), y)
-        ide-cs-core-y += legacy/ide-cs.o
-        obj-y += ide-cs-core.o
-endif
+obj-$(CONFIG_BLK_DEV_IDECS)             += ide-cs.o
 
-ifeq ($(CONFIG_BLK_DEV_PLATFORM), y)
-        ide-platform-core-y += legacy/ide_platform.o
-        obj-y += ide-platform-core.o
-endif
+obj-$(CONFIG_BLK_DEV_PLATFORM)          += ide_platform.o
+
+obj-$(CONFIG_BLK_DEV_IDE_ICSIDE)        += icside.o
+obj-$(CONFIG_BLK_DEV_IDE_RAPIDE)        += rapide.o
+obj-$(CONFIG_BLK_DEV_PALMCHIP_BK3710)   += palm_bk3710.o
+
+obj-$(CONFIG_BLK_DEV_IDE_AU1XXX)        += au1xxx-ide.o
 
-obj-$(CONFIG_IDE)                       += arm/ mips/
+obj-$(CONFIG_BLK_DEV_IDE_TX4938)        += tx4938ide.o
+obj-$(CONFIG_BLK_DEV_IDE_TX4939)        += tx4939ide.o
diff --git a/drivers/ide/pci/aec62xx.c b/drivers/ide/aec62xx.c
index 4142c698e0d3..4142c698e0d3 100644
--- a/drivers/ide/pci/aec62xx.c
+++ b/drivers/ide/aec62xx.c
diff --git a/drivers/ide/legacy/ali14xx.c b/drivers/ide/ali14xx.c
index 90da1f953ed0..90da1f953ed0 100644
--- a/drivers/ide/legacy/ali14xx.c
+++ b/drivers/ide/ali14xx.c
diff --git a/drivers/ide/pci/alim15x3.c b/drivers/ide/alim15x3.c
index daf9dce39e52..e56c7b72f9e2 100644
--- a/drivers/ide/pci/alim15x3.c
+++ b/drivers/ide/alim15x3.c
@@ -5,7 +5,7 @@
  *
  *  Copyright (C) 1998-2000 Andre Hedrick (andre@linux-ide.org)
  *  May be copied or modified under the terms of the GNU General Public License
- *  Copyright (C) 2002 Alan Cox <alan@redhat.com>
+ *  Copyright (C) 2002 Alan Cox
  *  ALi (now ULi M5228) support by Clear Zhang <Clear.Zhang@ali.com.tw>
  *  Copyright (C) 2007 MontaVista Software, Inc. <source@mvista.com>
  *  Copyright (C) 2007 Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
diff --git a/drivers/ide/pci/amd74xx.c b/drivers/ide/amd74xx.c
index 81ec73134eda..81ec73134eda 100644
--- a/drivers/ide/pci/amd74xx.c
+++ b/drivers/ide/amd74xx.c
diff --git a/drivers/ide/arm/Makefile b/drivers/ide/arm/Makefile
deleted file mode 100644
index 5bc26053afa6..000000000000
--- a/drivers/ide/arm/Makefile
+++ /dev/null
@@ -1,10 +0,0 @@
-
-obj-$(CONFIG_BLK_DEV_IDE_ICSIDE)        += icside.o
-obj-$(CONFIG_BLK_DEV_IDE_RAPIDE)        += rapide.o
-obj-$(CONFIG_BLK_DEV_PALMCHIP_BK3710)   += palm_bk3710.o
-
-ifeq ($(CONFIG_IDE_ARM), m)
-        obj-m += ide_arm.o
-endif
-
-EXTRA_CFLAGS    := -Idrivers/ide
diff --git a/drivers/ide/pci/atiixp.c b/drivers/ide/atiixp.c
index b2735d28f5cc..b2735d28f5cc 100644
--- a/drivers/ide/pci/atiixp.c
+++ b/drivers/ide/atiixp.c
diff --git a/drivers/ide/mips/au1xxx-ide.c b/drivers/ide/au1xxx-ide.c
index 0ec8fd1e4dcb..0ec8fd1e4dcb 100644
--- a/drivers/ide/mips/au1xxx-ide.c
+++ b/drivers/ide/au1xxx-ide.c
diff --git a/drivers/ide/legacy/buddha.c b/drivers/ide/buddha.c
index c5a3c9ef6a5d..c5a3c9ef6a5d 100644
--- a/drivers/ide/legacy/buddha.c
+++ b/drivers/ide/buddha.c
diff --git a/drivers/ide/pci/cmd640.c b/drivers/ide/cmd640.c
index e4306647d00d..e4306647d00d 100644
--- a/drivers/ide/pci/cmd640.c
+++ b/drivers/ide/cmd640.c
diff --git a/drivers/ide/pci/cmd64x.c b/drivers/ide/cmd64x.c
index 935385c77e06..935385c77e06 100644
--- a/drivers/ide/pci/cmd64x.c
+++ b/drivers/ide/cmd64x.c
diff --git a/drivers/ide/pci/cs5520.c b/drivers/ide/cs5520.c
index 5efb467f8fa0..5efb467f8fa0 100644
--- a/drivers/ide/pci/cs5520.c
+++ b/drivers/ide/cs5520.c
diff --git a/drivers/ide/pci/cs5530.c b/drivers/ide/cs5530.c
index 53f079cc00af..53f079cc00af 100644
--- a/drivers/ide/pci/cs5530.c
+++ b/drivers/ide/cs5530.c
diff --git a/drivers/ide/pci/cs5535.c b/drivers/ide/cs5535.c
index 983d957a0189..983d957a0189 100644
--- a/drivers/ide/pci/cs5535.c
+++ b/drivers/ide/cs5535.c
diff --git a/drivers/ide/pci/cy82c693.c b/drivers/ide/cy82c693.c
index 5297f07d2933..5297f07d2933 100644
--- a/drivers/ide/pci/cy82c693.c
+++ b/drivers/ide/cy82c693.c
diff --git a/drivers/ide/pci/delkin_cb.c b/drivers/ide/delkin_cb.c
index 8689a706f537..8f1b2d9f0513 100644
--- a/drivers/ide/pci/delkin_cb.c
+++ b/drivers/ide/delkin_cb.c
@@ -46,10 +46,27 @@ static const struct ide_port_ops delkin_cb_port_ops = {
         .quirkproc              = ide_undecoded_slave,
 };
 
+static unsigned int delkin_cb_init_chipset(struct pci_dev *dev)
+{
+        unsigned long base = pci_resource_start(dev, 0);
+        int i;
+
+        outb(0x02, base + 0x1e);        /* set nIEN to block interrupts */
+        inb(base + 0x17);               /* read status to clear interrupts */
+
+        for (i = 0; i < sizeof(setup); ++i) {
+                if (setup[i])
+                        outb(setup[i], base + i);
+        }
+
+        return 0;
+}
+
 static const struct ide_port_info delkin_cb_port_info = {
         .port_ops               = &delkin_cb_port_ops,
         .host_flags             = IDE_HFLAG_IO_32BIT | IDE_HFLAG_UNMASK_IRQS |
                                   IDE_HFLAG_NO_DMA,
+        .init_chipset           = delkin_cb_init_chipset,
 };
 
 static int __devinit
@@ -57,7 +74,7 @@ delkin_cb_probe (struct pci_dev *dev, const struct pci_device_id *id)
 {
         struct ide_host *host;
         unsigned long base;
-        int i, rc;
+        int rc;
         hw_regs_t hw, *hws[] = { &hw, NULL, NULL, NULL };
 
         rc = pci_enable_device(dev);
@@ -72,12 +89,8 @@ delkin_cb_probe (struct pci_dev *dev, const struct pci_device_id *id)
                 return rc;
         }
         base = pci_resource_start(dev, 0);
-        outb(0x02, base + 0x1e);        /* set nIEN to block interrupts */
-        inb(base + 0x17);               /* read status to clear interrupts */
-        for (i = 0; i < sizeof(setup); ++i) {
-                if (setup[i])
-                        outb(setup[i], base + i);
-        }
+
+        delkin_cb_init_chipset(dev);
 
         memset(&hw, 0, sizeof(hw));
         ide_std_init_ports(&hw, base + 0x10, base + 0x1e);
@@ -110,6 +123,40 @@ delkin_cb_remove (struct pci_dev *dev)
         pci_disable_device(dev);
 }
 
+#ifdef CONFIG_PM
+static int delkin_cb_suspend(struct pci_dev *dev, pm_message_t state)
+{
+        pci_save_state(dev);
+        pci_disable_device(dev);
+        pci_set_power_state(dev, pci_choose_state(dev, state));
+
+        return 0;
+}
+
+static int delkin_cb_resume(struct pci_dev *dev)
+{
+        struct ide_host *host = pci_get_drvdata(dev);
+        int rc;
+
+        pci_set_power_state(dev, PCI_D0);
+
+        rc = pci_enable_device(dev);
+        if (rc)
+                return rc;
+
+        pci_restore_state(dev);
+        pci_set_master(dev);
+
+        if (host->init_chipset)
+                host->init_chipset(dev);
+
+        return 0;
+}
+#else
+#define delkin_cb_suspend NULL
+#define delkin_cb_resume NULL
+#endif
+
 static struct pci_device_id delkin_cb_pci_tbl[] __devinitdata = {
         { 0x1145, 0xf021, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0},
         { 0x1145, 0xf024, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0},
@@ -122,6 +169,8 @@ static struct pci_driver delkin_cb_pci_driver = {
         .id_table       = delkin_cb_pci_tbl,
         .probe          = delkin_cb_probe,
         .remove         = delkin_cb_remove,
+        .suspend        = delkin_cb_suspend,
+        .resume         = delkin_cb_resume,
 };
 
 static int __init delkin_cb_init(void)
diff --git a/drivers/ide/legacy/dtc2278.c b/drivers/ide/dtc2278.c
index 689b2e493413..689b2e493413 100644
--- a/drivers/ide/legacy/dtc2278.c
+++ b/drivers/ide/dtc2278.c
diff --git a/drivers/ide/legacy/falconide.c b/drivers/ide/falconide.c
index 39d500d84b07..39d500d84b07 100644
--- a/drivers/ide/legacy/falconide.c
+++ b/drivers/ide/falconide.c
diff --git a/drivers/ide/legacy/gayle.c b/drivers/ide/gayle.c
index 691506886561..691506886561 100644
--- a/drivers/ide/legacy/gayle.c
+++ b/drivers/ide/gayle.c
diff --git a/drivers/ide/h8300/Makefile b/drivers/ide/h8300/Makefile
deleted file mode 100644
index 5eba16f423f4..000000000000
--- a/drivers/ide/h8300/Makefile
+++ /dev/null
@@ -1,2 +0,0 @@
-
-obj-$(CONFIG_IDE_H8300)                 += ide-h8300.o
diff --git a/drivers/ide/pci/hpt366.c b/drivers/ide/hpt366.c
index 9cf171cb9376..f5afd46ed51c 100644
--- a/drivers/ide/pci/hpt366.c
+++ b/drivers/ide/hpt366.c
@@ -3,7 +3,7 @@
  * Portions Copyright (C) 2001          Sun Microsystems, Inc.
  * Portions Copyright (C) 2003          Red Hat Inc
  * Portions Copyright (C) 2007          Bartlomiej Zolnierkiewicz
- * Portions Copyright (C) 2005-2007     MontaVista Software, Inc.
+ * Portions Copyright (C) 2005-2008     MontaVista Software, Inc.
  *
  * Thanks to HighPoint Technologies for their assistance, and hardware.
  * Special Thanks to Jon Burchmore in SanDiego for the deep pockets, his
@@ -52,7 +52,7 @@
  * different clocks on read/write. This requires overloading rw_disk and
  * other deeply crazy things. Thanks to <http://www.hoerstreich.de> for
  * keeping me sane. 
- *              Alan Cox <alan@redhat.com>
+ *              Alan Cox <alan@lxorguk.ukuu.org.uk>
  *
  * - fix the clock turnaround code: it was writing to the wrong ports when
  *   called for the secondary channel, caching the current clock mode per-
@@ -748,26 +748,24 @@ static void hpt3xx_maskproc(ide_drive_t *drive, int mask)
         struct pci_dev  *dev    = to_pci_dev(hwif->dev);
         struct hpt_info *info   = hpt3xx_get_info(hwif->dev);
 
-        if (drive->quirk_list) {
-                if (info->chip_type >= HPT370) {
-                        u8 scr1 = 0;
-
-                        pci_read_config_byte(dev, 0x5a, &scr1);
-                        if (((scr1 & 0x10) >> 4) != mask) {
-                                if (mask)
-                                        scr1 |=  0x10;
-                                else
-                                        scr1 &= ~0x10;
-                                pci_write_config_byte(dev, 0x5a, scr1);
-                        }
-                } else {
+        if (drive->quirk_list == 0)
+                return;
+
+        if (info->chip_type >= HPT370) {
+                u8 scr1 = 0;
+
+                pci_read_config_byte(dev, 0x5a, &scr1);
+                if (((scr1 & 0x10) >> 4) != mask) {
                         if (mask)
-                                disable_irq(hwif->irq);
+                                scr1 |=  0x10;
                         else
-                                enable_irq (hwif->irq);
+                                scr1 &= ~0x10;
+                        pci_write_config_byte(dev, 0x5a, scr1);
                 }
-        } else
-                outb(ATA_DEVCTL_OBS | (mask ? 2 : 0), hwif->io_ports.ctl_addr);
+        } else if (mask)
+                disable_irq(hwif->irq);
+        else
+                enable_irq(hwif->irq);
 }
 
 /*
@@ -1289,7 +1287,6 @@ static u8 hpt3xx_cable_detect(ide_hwif_t *hwif)
 
 static void __devinit init_hwif_hpt366(ide_hwif_t *hwif)
 {
-        struct pci_dev *dev     = to_pci_dev(hwif->dev);
         struct hpt_info *info   = hpt3xx_get_info(hwif->dev);
         int serialize           = HPT_SERIALIZE_IO;
         u8  chip_type           = info->chip_type;
diff --git a/drivers/ide/legacy/ht6560b.c b/drivers/ide/ht6560b.c
index c7e5c2246b79..c7e5c2246b79 100644
--- a/drivers/ide/legacy/ht6560b.c
+++ b/drivers/ide/ht6560b.c
diff --git a/drivers/ide/arm/icside.c b/drivers/ide/icside.c
index 76bdc9a27f6f..2d848010499d 100644
--- a/drivers/ide/arm/icside.c
+++ b/drivers/ide/icside.c
@@ -690,9 +690,9 @@ static int __init icside_init(void)
         return ecard_register_driver(&icside_driver);
 }
 
-static void __exit icside_exit(void);
+static void __exit icside_exit(void)
 {
-        ecard_unregister_driver(&icside_driver);
+        ecard_remove_driver(&icside_driver);
 }
 
 MODULE_AUTHOR("Russell King <rmk@arm.linux.org.uk>");
diff --git a/drivers/ide/legacy/ide-4drives.c b/drivers/ide/ide-4drives.c
index 9e85b1ec9607..9e85b1ec9607 100644
--- a/drivers/ide/legacy/ide-4drives.c
+++ b/drivers/ide/ide-4drives.c
diff --git a/drivers/ide/ide-atapi.c b/drivers/ide/ide-atapi.c
index 2e305714c209..4e58b9e7a58a 100644
--- a/drivers/ide/ide-atapi.c
+++ b/drivers/ide/ide-atapi.c
@@ -191,7 +191,7 @@ int ide_set_media_lock(ide_drive_t *drive, struct gendisk *disk, int on)
 {
         struct ide_atapi_pc pc;
 
-        if (drive->atapi_flags & IDE_AFLAG_NO_DOORLOCK)
+        if ((drive->dev_flags & IDE_DFLAG_DOORLOCKING) == 0)
                 return 0;
 
         ide_init_pc(&pc);
diff --git a/drivers/ide/ide-cd.c b/drivers/ide/ide-cd.c
index 3308b1cd3a33..42ab6d8715f2 100644
--- a/drivers/ide/ide-cd.c
+++ b/drivers/ide/ide-cd.c
@@ -99,7 +99,7 @@ static void ide_cd_put(struct cdrom_info *cd)
 /* Mark that we've seen a media change and invalidate our internal buffers. */
 static void cdrom_saw_media_change(ide_drive_t *drive)
 {
-        drive->atapi_flags |= IDE_AFLAG_MEDIA_CHANGED;
+        drive->dev_flags |= IDE_DFLAG_MEDIA_CHANGED;
         drive->atapi_flags &= ~IDE_AFLAG_TOC_VALID;
 }
 
@@ -340,8 +340,8 @@ static int cdrom_decode_status(ide_drive_t *drive, int good_stat, int *stat_ret)
         }
 
         ide_debug_log(IDE_DBG_RQ, "%s: stat: 0x%x, good_stat: 0x%x, "
-                      "rq->cmd_type: 0x%x, err: 0x%x\n", __func__, stat,
-                      good_stat, rq->cmd_type, err);
+                      "rq->cmd[0]: 0x%x, rq->cmd_type: 0x%x, err: 0x%x\n",
+                      __func__, stat, good_stat, rq->cmd[0], rq->cmd_type, err);
 
         if (blk_sense_request(rq)) {
                 /*
@@ -843,13 +843,10 @@ static void ide_cd_restore_request(ide_drive_t *drive, struct request *rq)
         rq->q->prep_rq_fn(rq->q, rq);
 }
 
-/*
- * All other packet commands.
- */
 static void ide_cd_request_sense_fixup(ide_drive_t *drive, struct request *rq)
 {
-
-        ide_debug_log(IDE_DBG_FUNC, "Call %s\n", __func__);
+        ide_debug_log(IDE_DBG_FUNC, "Call %s, rq->cmd[0]: 0x%x\n",
+                      __func__, rq->cmd[0]);
 
         /*
          * Some of the trailing request sense fields are optional,
@@ -876,7 +873,7 @@ int ide_cd_queue_pc(ide_drive_t *drive, const unsigned char *cmd,
         if (!sense)
                 sense = &local_sense;
 
-        ide_debug_log(IDE_DBG_PC, "Call %s, rq->cmd[0]: 0x%x, write: 0x%x, "
+        ide_debug_log(IDE_DBG_PC, "Call %s, cmd[0]: 0x%x, write: 0x%x, "
                       "timeout: %d, cmd_flags: 0x%x\n", __func__, cmd[0], write,
                       timeout, cmd_flags);
 
@@ -1177,8 +1174,9 @@ static ide_startstop_t cdrom_start_rw(ide_drive_t *drive, struct request *rq)
         unsigned short sectors_per_frame =
                 queue_hardsect_size(drive->queue) >> SECTOR_BITS;
 
-        ide_debug_log(IDE_DBG_RQ, "Call %s, write: 0x%x, secs_per_frame: %u\n",
-                      __func__, write, sectors_per_frame);
+        ide_debug_log(IDE_DBG_RQ, "Call %s, rq->cmd[0]: 0x%x, write: 0x%x, "
+                      "secs_per_frame: %u\n",
+                      __func__, rq->cmd[0], write, sectors_per_frame);
 
         if (write) {
                 /* disk has become write protected */
@@ -1221,7 +1219,8 @@ static ide_startstop_t cdrom_do_newpc_cont(ide_drive_t *drive)
 static void cdrom_do_block_pc(ide_drive_t *drive, struct request *rq)
 {
 
-        ide_debug_log(IDE_DBG_PC, "Call %s, rq->cmd_type: 0x%x\n", __func__,
+        ide_debug_log(IDE_DBG_PC, "Call %s, rq->cmd[0]: 0x%x, "
+                      "rq->cmd_type: 0x%x\n", __func__, rq->cmd[0],
                       rq->cmd_type);
 
         if (blk_pc_request(rq))
@@ -1251,15 +1250,13 @@ static void cdrom_do_block_pc(ide_drive_t *drive, struct request *rq)
                  * separate masks.
                  */
                 alignment = queue_dma_alignment(q) | q->dma_pad_mask;
-                if ((unsigned long)buf & alignment || rq->data_len & alignment
+                if ((unsigned long)buf & alignment
+                    || rq->data_len & q->dma_pad_mask
                     || object_is_on_stack(buf))
                         drive->dma = 0;
         }
 }
 
-/*
- * cdrom driver request routine.
- */
 static ide_startstop_t ide_cd_do_request(ide_drive_t *drive, struct request *rq,
                                         sector_t block)
 {
@@ -1267,8 +1264,10 @@ static ide_startstop_t ide_cd_do_request(ide_drive_t *drive, struct request *rq,
         ide_handler_t *fn;
         int xferlen;
 
-        ide_debug_log(IDE_DBG_RQ, "Call %s, rq->cmd_type: 0x%x, block: %llu\n",
-                      __func__, rq->cmd_type, (unsigned long long)block);
+        ide_debug_log(IDE_DBG_RQ, "Call %s, rq->cmd[0]: 0x%x, "
+                      "rq->cmd_type: 0x%x, block: %llu\n",
+                      __func__, rq->cmd[0], rq->cmd_type,
+                      (unsigned long long)block);
 
         if (blk_fs_request(rq)) {
                 if (drive->atapi_flags & IDE_AFLAG_SEEKING) {
@@ -1412,6 +1411,10 @@ static int cdrom_read_capacity(ide_drive_t *drive, unsigned long *capacity,
 
         *capacity = 1 + be32_to_cpu(capbuf.lba);
         *sectors_per_frame = blocklen >> SECTOR_BITS;
+
+        ide_debug_log(IDE_DBG_PROBE, "%s: cap: %lu, sectors_per_frame: %lu\n",
+                      __func__, *capacity, *sectors_per_frame);
+
         return 0;
 }
 
@@ -1643,6 +1646,9 @@ void ide_cdrom_update_speed(ide_drive_t *drive, u8 *buf)
                 maxspeed = be16_to_cpup((__be16 *)&buf[8 + 8]);
         }
 
+        ide_debug_log(IDE_DBG_PROBE, "%s: curspeed: %u, maxspeed: %u\n",
+                      __func__, curspeed, maxspeed);
+
         cd->current_speed = (curspeed + (176/2)) / 176;
         cd->max_speed = (maxspeed + (176/2)) / 176;
 }
@@ -1732,7 +1738,7 @@ static int ide_cdrom_probe_capabilities(ide_drive_t *drive)
                 return 0;
 
         if ((buf[8 + 6] & 0x01) == 0)
-                drive->atapi_flags |= IDE_AFLAG_NO_DOORLOCK;
+                drive->dev_flags &= ~IDE_DFLAG_DOORLOCKING;
         if (buf[8 + 6] & 0x08)
                 drive->atapi_flags &= ~IDE_AFLAG_NO_EJECT;
         if (buf[8 + 3] & 0x01)
@@ -1777,7 +1783,7 @@ static int ide_cdrom_probe_capabilities(ide_drive_t *drive)
         if ((cdi->mask & CDC_DVD_R) == 0 || (cdi->mask & CDC_DVD_RAM) == 0)
                 printk(KERN_CONT " DVD%s%s",
                                  (cdi->mask & CDC_DVD_R) ? "" : "-R",
-                                 (cdi->mask & CDC_DVD_RAM) ? "" : "-RAM");
+                                 (cdi->mask & CDC_DVD_RAM) ? "" : "/RAM");
 
         if ((cdi->mask & CDC_CD_R) == 0 || (cdi->mask & CDC_CD_RW) == 0)
                 printk(KERN_CONT " CD%s%s",
@@ -1908,6 +1914,16 @@ static const struct ide_proc_devset idecd_settings[] = {
         IDE_PROC_DEVSET(dsc_overlap, 0, 1),
         { 0 },
 };
+
+static ide_proc_entry_t *ide_cd_proc_entries(ide_drive_t *drive)
+{
+        return idecd_proc;
+}
+
+static const struct ide_proc_devset *ide_cd_proc_devsets(ide_drive_t *drive)
+{
+        return idecd_settings;
+}
 #endif
 
 static const struct cd_list_entry ide_cd_quirks_list[] = {
@@ -1951,6 +1967,7 @@ static const struct cd_list_entry ide_cd_quirks_list[] = {
         { "Optiarc DVD RW AD-5200A", NULL,   IDE_AFLAG_PLAY_AUDIO_OK         },
         { "Optiarc DVD RW AD-7200A", NULL,   IDE_AFLAG_PLAY_AUDIO_OK         },
         { "Optiarc DVD RW AD-7543A", NULL,   IDE_AFLAG_NO_AUTOCLOSE          },
+        { "TEAC CD-ROM CD-224E",     NULL,   IDE_AFLAG_NO_AUTOCLOSE          },
         { NULL, NULL, 0 }
 };
 
@@ -1986,8 +2003,8 @@ static int ide_cdrom_setup(ide_drive_t *drive)
         if (!drive->queue->unplug_delay)
                 drive->queue->unplug_delay = 1;
 
-        drive->atapi_flags = IDE_AFLAG_MEDIA_CHANGED | IDE_AFLAG_NO_EJECT |
-                       ide_cd_flags(id);
+        drive->dev_flags |= IDE_DFLAG_MEDIA_CHANGED;
+        drive->atapi_flags = IDE_AFLAG_NO_EJECT | ide_cd_flags(id);
 
         if ((drive->atapi_flags & IDE_AFLAG_VERTOS_300_SSD) &&
             fw_rev[4] == '1' && fw_rev[6] <= '2')
@@ -2069,22 +2086,20 @@ static ide_driver_t ide_cdrom_driver = {
         .end_request            = ide_end_request,
         .error                  = __ide_error,
 #ifdef CONFIG_IDE_PROC_FS
-        .proc                   = idecd_proc,
-        .settings               = idecd_settings,
+        .proc_entries           = ide_cd_proc_entries,
+        .proc_devsets           = ide_cd_proc_devsets,
 #endif
 };
 
-static int idecd_open(struct inode *inode, struct file *file)
+static int idecd_open(struct block_device *bdev, fmode_t mode)
 {
-        struct gendisk *disk = inode->i_bdev->bd_disk;
-        struct cdrom_info *info;
+        struct cdrom_info *info = ide_cd_get(bdev->bd_disk);
         int rc = -ENOMEM;
 
-        info = ide_cd_get(disk);
         if (!info)
                 return -ENXIO;
 
-        rc = cdrom_open(&info->devinfo, inode, file);
+        rc = cdrom_open(&info->devinfo, bdev, mode);
 
         if (rc < 0)
                 ide_cd_put(info);
@@ -2092,12 +2107,11 @@ static int idecd_open(struct inode *inode, struct file *file)
         return rc;
 }
 
-static int idecd_release(struct inode *inode, struct file *file)
+static int idecd_release(struct gendisk *disk, fmode_t mode)
 {
-        struct gendisk *disk = inode->i_bdev->bd_disk;
         struct cdrom_info *info = ide_drv_g(disk, cdrom_info);
 
-        cdrom_release(&info->devinfo, file);
+        cdrom_release(&info->devinfo, mode);
 
         ide_cd_put(info);
 
@@ -2143,10 +2157,9 @@ static int idecd_get_spindown(struct cdrom_device_info *cdi, unsigned long arg)
         return 0;
 }
 
-static int idecd_ioctl(struct inode *inode, struct file *file,
+static int idecd_ioctl(struct block_device *bdev, fmode_t mode,
                         unsigned int cmd, unsigned long arg)
 {
-        struct block_device *bdev = inode->i_bdev;
         struct cdrom_info *info = ide_drv_g(bdev->bd_disk, cdrom_info);
         int err;
 
@@ -2159,9 +2172,9 @@ static int idecd_ioctl(struct inode *inode, struct file *file,
                 break;
         }
 
-        err = generic_ide_ioctl(info->drive, file, bdev, cmd, arg);
+        err = generic_ide_ioctl(info->drive, bdev, cmd, arg);
         if (err == -EINVAL)
-                err = cdrom_ioctl(file, &info->devinfo, inode, cmd, arg);
+                err = cdrom_ioctl(&info->devinfo, bdev, mode, cmd, arg);
 
         return err;
 }
@@ -2186,7 +2199,7 @@ static struct block_device_operations idecd_ops = {
         .owner                  = THIS_MODULE,
         .open                   = idecd_open,
         .release                = idecd_release,
-        .ioctl                  = idecd_ioctl,
+        .locked_ioctl           = idecd_ioctl,
         .media_changed          = idecd_media_changed,
         .revalidate_disk        = idecd_revalidate_disk
 };
diff --git a/drivers/ide/ide-cd_ioctl.c b/drivers/ide/ide-cd_ioctl.c
index 74231b41f611..df3df0041eb6 100644
--- a/drivers/ide/ide-cd_ioctl.c
+++ b/drivers/ide/ide-cd_ioctl.c
@@ -86,8 +86,8 @@ int ide_cdrom_check_media_change_real(struct cdrom_device_info *cdi,
 
         if (slot_nr == CDSL_CURRENT) {
                 (void) cdrom_check_status(drive, NULL);
-                retval = (drive->atapi_flags & IDE_AFLAG_MEDIA_CHANGED) ? 1 : 0;
-                drive->atapi_flags &= ~IDE_AFLAG_MEDIA_CHANGED;
+                retval = (drive->dev_flags & IDE_DFLAG_MEDIA_CHANGED) ? 1 : 0;
+                drive->dev_flags &= ~IDE_DFLAG_MEDIA_CHANGED;
                 return retval;
         } else {
                 return -EINVAL;
@@ -136,7 +136,7 @@ int ide_cd_lockdoor(ide_drive_t *drive, int lockflag,
                 sense = &my_sense;
 
         /* If the drive cannot lock the door, just pretend. */
-        if (drive->atapi_flags & IDE_AFLAG_NO_DOORLOCK) {
+        if ((drive->dev_flags & IDE_DFLAG_DOORLOCKING) == 0) {
                 stat = 0;
         } else {
                 unsigned char cmd[BLK_MAX_CDB];
@@ -157,7 +157,7 @@ int ide_cd_lockdoor(ide_drive_t *drive, int lockflag,
             (sense->asc == 0x24 || sense->asc == 0x20)) {
                 printk(KERN_ERR "%s: door locking not supported\n",
                         drive->name);
-                drive->atapi_flags |= IDE_AFLAG_NO_DOORLOCK;
+                drive->dev_flags &= ~IDE_DFLAG_DOORLOCKING;
                 stat = 0;
         }
 
diff --git a/drivers/ide/legacy/ide-cs.c b/drivers/ide/ide-cs.c
index cb199c815b53..cb199c815b53 100644
--- a/drivers/ide/legacy/ide-cs.c
+++ b/drivers/ide/ide-cs.c
diff --git a/drivers/ide/ide-disk.c b/drivers/ide/ide-disk.c
index 3853bde8eedc..eb9fac4d0f0c 100644
--- a/drivers/ide/ide-disk.c
+++ b/drivers/ide/ide-disk.c
@@ -2,7 +2,7 @@
  *  Copyright (C) 1994-1998        Linus Torvalds & authors (see below)
  *  Copyright (C) 1998-2002        Linux ATA Development
  *                                    Andre Hedrick <andre@linux-ide.org>
- *  Copyright (C) 2003             Red Hat <alan@redhat.com>
+ *  Copyright (C) 2003             Red Hat
  *  Copyright (C) 2003-2005, 2007  Bartlomiej Zolnierkiewicz
  */
 
@@ -14,9 +14,6 @@
  * This is the IDE/ATA disk driver, as evolved from hd.c and ide.c.
  */
 
-#define IDEDISK_VERSION "1.18"
-
-#include <linux/module.h>
 #include <linux/types.h>
 #include <linux/string.h>
 #include <linux/kernel.h>
@@ -39,46 +36,8 @@
 #include <asm/io.h>
 #include <asm/div64.h>
 
-#if !defined(CONFIG_DEBUG_BLOCK_EXT_DEVT)
-#define IDE_DISK_MINORS         (1 << PARTN_BITS)
-#else
-#define IDE_DISK_MINORS         0
-#endif
-
 #include "ide-disk.h"
 
-static DEFINE_MUTEX(idedisk_ref_mutex);
-
-#define to_ide_disk(obj) container_of(obj, struct ide_disk_obj, kref)
-
-static void ide_disk_release(struct kref *);
-
-static struct ide_disk_obj *ide_disk_get(struct gendisk *disk)
-{
-        struct ide_disk_obj *idkp = NULL;
-
-        mutex_lock(&idedisk_ref_mutex);
-        idkp = ide_disk_g(disk);
-        if (idkp) {
-                if (ide_device_get(idkp->drive))
-                        idkp = NULL;
-                else
-                        kref_get(&idkp->kref);
-        }
-        mutex_unlock(&idedisk_ref_mutex);
-        return idkp;
-}
-
-static void ide_disk_put(struct ide_disk_obj *idkp)
-{
-        ide_drive_t *drive = idkp->drive;
-
-        mutex_lock(&idedisk_ref_mutex);
-        kref_put(&idkp->kref, ide_disk_release);
-        ide_device_put(drive);
-        mutex_unlock(&idedisk_ref_mutex);
-}
-
 static const u8 ide_rw_cmds[] = {
         ATA_CMD_READ_MULTI,
         ATA_CMD_WRITE_MULTI,
@@ -374,7 +333,7 @@ static void idedisk_check_hpa(ide_drive_t *drive)
         }
 }
 
-static void init_idedisk_capacity(ide_drive_t *drive)
+static int ide_disk_get_capacity(ide_drive_t *drive)
 {
         u16 *id = drive->id;
         int lba;
@@ -403,11 +362,28 @@ static void init_idedisk_capacity(ide_drive_t *drive)
                 if (ata_id_hpa_enabled(id))
                         idedisk_check_hpa(drive);
         }
-}
 
-sector_t ide_disk_capacity(ide_drive_t *drive)
-{
-        return drive->capacity64;
+        /* limit drive capacity to 137GB if LBA48 cannot be used */
+        if ((drive->dev_flags & IDE_DFLAG_LBA48) == 0 &&
+            drive->capacity64 > 1ULL << 28) {
+                printk(KERN_WARNING "%s: cannot use LBA48 - full capacity "
+                       "%llu sectors (%llu MB)\n",
+                       drive->name, (unsigned long long)drive->capacity64,
+                       sectors_to_MB(drive->capacity64));
+                drive->capacity64 = 1ULL << 28;
+        }
+
+        if ((drive->hwif->host_flags & IDE_HFLAG_NO_LBA48_DMA) &&
+            (drive->dev_flags & IDE_DFLAG_LBA48)) {
+                if (drive->capacity64 > 1ULL << 28) {
+                        printk(KERN_INFO "%s: cannot use LBA48 DMA - PIO mode"
+                                         " will be used for accessing sectors "
+                                         "> %u\n", drive->name, 1 << 28);
+                } else
+                        drive->dev_flags &= ~IDE_DFLAG_LBA48;
+        }
+
+        return 0;
 }
 
 static void idedisk_prepare_flush(struct request_queue *q, struct request *rq)
@@ -508,7 +484,7 @@ static void update_ordered(ide_drive_t *drive)
                  * time we have trimmed the drive capacity if LBA48 is
                  * not available so we don't need to recheck that.
                  */
-                capacity = ide_disk_capacity(drive);
+                capacity = ide_gd_capacity(drive);
                 barrier = ata_id_flush_enabled(id) &&
                         (drive->dev_flags & IDE_DFLAG_NOFLUSH) == 0 &&
                         ((drive->dev_flags & IDE_DFLAG_LBA48) == 0 ||
@@ -616,9 +592,15 @@ ide_ext_devset_rw(wcache, wcache);
 
 ide_ext_devset_rw_sync(nowerr, nowerr);
 
-static void idedisk_setup(ide_drive_t *drive)
+static int ide_disk_check(ide_drive_t *drive, const char *s)
+{
+        return 1;
+}
+
+static void ide_disk_setup(ide_drive_t *drive)
 {
         struct ide_disk_obj *idkp = drive->driver_data;
+        struct request_queue *q = drive->queue;
         ide_hwif_t *hwif = drive->hwif;
         u16 *id = drive->id;
         char *m = (char *)&id[ATA_ID_PROD];
@@ -645,40 +627,23 @@ static void idedisk_setup(ide_drive_t *drive)
                 if (max_s > hwif->rqsize)
                         max_s = hwif->rqsize;
 
-                blk_queue_max_sectors(drive->queue, max_s);
+                blk_queue_max_sectors(q, max_s);
         }
 
         printk(KERN_INFO "%s: max request size: %dKiB\n", drive->name,
-                         drive->queue->max_sectors / 2);
+                q->max_sectors / 2);
 
-        /* calculate drive capacity, and select LBA if possible */
-        init_idedisk_capacity(drive);
-
-        /* limit drive capacity to 137GB if LBA48 cannot be used */
-        if ((drive->dev_flags & IDE_DFLAG_LBA48) == 0 &&
-            drive->capacity64 > 1ULL << 28) {
-                printk(KERN_WARNING "%s: cannot use LBA48 - full capacity "
-                       "%llu sectors (%llu MB)\n",
-                       drive->name, (unsigned long long)drive->capacity64,
-                       sectors_to_MB(drive->capacity64));
-                drive->capacity64 = 1ULL << 28;
-        }
+        if (ata_id_is_ssd(id) || ata_id_is_cfa(id))
+                queue_flag_set_unlocked(QUEUE_FLAG_NONROT, q);
 
-        if ((hwif->host_flags & IDE_HFLAG_NO_LBA48_DMA) &&
-            (drive->dev_flags & IDE_DFLAG_LBA48)) {
-                if (drive->capacity64 > 1ULL << 28) {
-                        printk(KERN_INFO "%s: cannot use LBA48 DMA - PIO mode"
-                                         " will be used for accessing sectors "
-                                         "> %u\n", drive->name, 1 << 28);
-                } else
-                        drive->dev_flags &= ~IDE_DFLAG_LBA48;
-        }
+        /* calculate drive capacity, and select LBA if possible */
+        ide_disk_get_capacity(drive);
 
         /*
          * if possible, give fdisk access to more of the drive,
          * by correcting bios_cyls:
          */
-        capacity = ide_disk_capacity(drive);
+        capacity = ide_gd_capacity(drive);
 
         if ((drive->dev_flags & IDE_DFLAG_FORCED_GEOM) == 0) {
                 if (ata_id_lba48_enabled(drive->id)) {
@@ -718,9 +683,17 @@ static void idedisk_setup(ide_drive_t *drive)
                 drive->dev_flags |= IDE_DFLAG_WCACHE;
 
         set_wcache(drive, 1);
+
+        if ((drive->dev_flags & IDE_DFLAG_LBA) == 0 &&
+            (drive->head == 0 || drive->head > 16)) {
+                printk(KERN_ERR "%s: invalid geometry: %d physical heads?\n",
+                        drive->name, drive->head);
+                drive->dev_flags &= ~IDE_DFLAG_ATTACH;
+        } else
+                drive->dev_flags |= IDE_DFLAG_ATTACH;
 }
 
-static void ide_cacheflush_p(ide_drive_t *drive)
+static void ide_disk_flush(ide_drive_t *drive)
 {
         if (ata_id_flush_enabled(drive->id) == 0 ||
             (drive->dev_flags & IDE_DFLAG_WCACHE) == 0)
@@ -730,267 +703,40 @@ static void ide_cacheflush_p(ide_drive_t *drive)
                 printk(KERN_INFO "%s: wcache flush failed!\n", drive->name);
 }
 
-static void ide_disk_remove(ide_drive_t *drive)
-{
-        struct ide_disk_obj *idkp = drive->driver_data;
-        struct gendisk *g = idkp->disk;
-
-        ide_proc_unregister_driver(drive, idkp->driver);
-
-        del_gendisk(g);
-
-        ide_cacheflush_p(drive);
-
-        ide_disk_put(idkp);
-}
-
-static void ide_disk_release(struct kref *kref)
-{
-        struct ide_disk_obj *idkp = to_ide_disk(kref);
-        ide_drive_t *drive = idkp->drive;
-        struct gendisk *g = idkp->disk;
-
-        drive->driver_data = NULL;
-        g->private_data = NULL;
-        put_disk(g);
-        kfree(idkp);
-}
-
-static int ide_disk_probe(ide_drive_t *drive);
-
-/*
- * On HPA drives the capacity needs to be
- * reinitilized on resume otherwise the disk
- * can not be used and a hard reset is required
- */
-static void ide_disk_resume(ide_drive_t *drive)
-{
-        if (ata_id_hpa_enabled(drive->id))
-                init_idedisk_capacity(drive);
-}
-
-static void ide_device_shutdown(ide_drive_t *drive)
+static int ide_disk_init_media(ide_drive_t *drive, struct gendisk *disk)
 {
-#ifdef  CONFIG_ALPHA
-        /* On Alpha, halt(8) doesn't actually turn the machine off,
-           it puts you into the sort of firmware monitor. Typically,
-           it's used to boot another kernel image, so it's not much
-           different from reboot(8). Therefore, we don't need to
-           spin down the disk in this case, especially since Alpha
-           firmware doesn't handle disks in standby mode properly.
-           On the other hand, it's reasonably safe to turn the power
-           off when the shutdown process reaches the firmware prompt,
-           as the firmware initialization takes rather long time -
-           at least 10 seconds, which should be sufficient for
-           the disk to expire its write cache. */
-        if (system_state != SYSTEM_POWER_OFF) {
-#else
-        if (system_state == SYSTEM_RESTART) {
-#endif
-                ide_cacheflush_p(drive);
-                return;
-        }
-
-        printk(KERN_INFO "Shutdown: %s\n", drive->name);
-
-        drive->gendev.bus->suspend(&drive->gendev, PMSG_SUSPEND);
+        return 0;
 }
 
-static ide_driver_t idedisk_driver = {
-        .gen_driver = {
-                .owner          = THIS_MODULE,
-                .name           = "ide-disk",
-                .bus            = &ide_bus_type,
-        },
-        .probe                  = ide_disk_probe,
-        .remove                 = ide_disk_remove,
-        .resume                 = ide_disk_resume,
-        .shutdown               = ide_device_shutdown,
-        .version                = IDEDISK_VERSION,
-        .do_request             = ide_do_rw_disk,
-        .end_request            = ide_end_request,
-        .error                  = __ide_error,
-#ifdef CONFIG_IDE_PROC_FS
-        .proc                   = ide_disk_proc,
-        .settings               = ide_disk_settings,
-#endif
-};
-
-static int idedisk_set_doorlock(ide_drive_t *drive, int on)
+static int ide_disk_set_doorlock(ide_drive_t *drive, struct gendisk *disk,
+                                 int on)
 {
         ide_task_t task;
+        int ret;
+
+        if ((drive->dev_flags & IDE_DFLAG_DOORLOCKING) == 0)
+                return 0;
 
         memset(&task, 0, sizeof(task));
         task.tf.command = on ? ATA_CMD_MEDIA_LOCK : ATA_CMD_MEDIA_UNLOCK;
         task.tf_flags = IDE_TFLAG_TF | IDE_TFLAG_DEVICE;
 
-        return ide_no_data_taskfile(drive, &task);
-}
-
-static int idedisk_open(struct inode *inode, struct file *filp)
-{
-        struct gendisk *disk = inode->i_bdev->bd_disk;
-        struct ide_disk_obj *idkp;
-        ide_drive_t *drive;
-
-        idkp = ide_disk_get(disk);
-        if (idkp == NULL)
-                return -ENXIO;
-
-        drive = idkp->drive;
-
-        idkp->openers++;
-
-        if ((drive->dev_flags & IDE_DFLAG_REMOVABLE) && idkp->openers == 1) {
-                check_disk_change(inode->i_bdev);
-                /*
-                 * Ignore the return code from door_lock,
-                 * since the open() has already succeeded,
-                 * and the door_lock is irrelevant at this point.
-                 */
-                if ((drive->dev_flags & IDE_DFLAG_DOORLOCKING) &&
-                    idedisk_set_doorlock(drive, 1))
-                        drive->dev_flags &= ~IDE_DFLAG_DOORLOCKING;
-        }
-        return 0;
-}
-
-static int idedisk_release(struct inode *inode, struct file *filp)
-{
-        struct gendisk *disk = inode->i_bdev->bd_disk;
-        struct ide_disk_obj *idkp = ide_disk_g(disk);
-        ide_drive_t *drive = idkp->drive;
-
-        if (idkp->openers == 1)
-                ide_cacheflush_p(drive);
-
-        if ((drive->dev_flags & IDE_DFLAG_REMOVABLE) && idkp->openers == 1) {
-                if ((drive->dev_flags & IDE_DFLAG_DOORLOCKING) &&
-                    idedisk_set_doorlock(drive, 0))
-                        drive->dev_flags &= ~IDE_DFLAG_DOORLOCKING;
-        }
-
-        idkp->openers--;
-
-        ide_disk_put(idkp);
-
-        return 0;
-}
-
-static int idedisk_getgeo(struct block_device *bdev, struct hd_geometry *geo)
-{
-        struct ide_disk_obj *idkp = ide_disk_g(bdev->bd_disk);
-        ide_drive_t *drive = idkp->drive;
-
-        geo->heads = drive->bios_head;
-        geo->sectors = drive->bios_sect;
-        geo->cylinders = (u16)drive->bios_cyl; /* truncate */
-        return 0;
-}
-
-static int idedisk_media_changed(struct gendisk *disk)
-{
-        struct ide_disk_obj *idkp = ide_disk_g(disk);
-        ide_drive_t *drive = idkp->drive;
-
-        /* do not scan partitions twice if this is a removable device */
-        if (drive->dev_flags & IDE_DFLAG_ATTACH) {
-                drive->dev_flags &= ~IDE_DFLAG_ATTACH;
-                return 0;
-        }
+        ret = ide_no_data_taskfile(drive, &task);
 
-        /* if removable, always assume it was changed */
-        return !!(drive->dev_flags & IDE_DFLAG_REMOVABLE);
-}
+        if (ret)
+                drive->dev_flags &= ~IDE_DFLAG_DOORLOCKING;
 
-static int idedisk_revalidate_disk(struct gendisk *disk)
-{
-        struct ide_disk_obj *idkp = ide_disk_g(disk);
-        set_capacity(disk, ide_disk_capacity(idkp->drive));
-        return 0;
+        return ret;
 }
 
-static struct block_device_operations idedisk_ops = {
-        .owner                  = THIS_MODULE,
-        .open                   = idedisk_open,
-        .release                = idedisk_release,
-        .ioctl                  = ide_disk_ioctl,
-        .getgeo                 = idedisk_getgeo,
-        .media_changed          = idedisk_media_changed,
-        .revalidate_disk        = idedisk_revalidate_disk
+const struct ide_disk_ops ide_ata_disk_ops = {
+        .check          = ide_disk_check,
+        .get_capacity   = ide_disk_get_capacity,
+        .setup          = ide_disk_setup,
+        .flush          = ide_disk_flush,
+        .init_media     = ide_disk_init_media,
+        .set_doorlock   = ide_disk_set_doorlock,
+        .do_request     = ide_do_rw_disk,
+        .end_request    = ide_end_request,
+        .ioctl          = ide_disk_ioctl,
 };
-
-MODULE_DESCRIPTION("ATA DISK Driver");
-
-static int ide_disk_probe(ide_drive_t *drive)
-{
-        struct ide_disk_obj *idkp;
-        struct gendisk *g;
-
-        /* strstr("foo", "") is non-NULL */
-        if (!strstr("ide-disk", drive->driver_req))
-                goto failed;
-
-        if (drive->media != ide_disk)
-                goto failed;
-
-        idkp = kzalloc(sizeof(*idkp), GFP_KERNEL);
-        if (!idkp)
-                goto failed;
-
-        g = alloc_disk_node(IDE_DISK_MINORS, hwif_to_node(drive->hwif));
-        if (!g)
-                goto out_free_idkp;
-
-        ide_init_disk(g, drive);
-
-        kref_init(&idkp->kref);
-
-        idkp->drive = drive;
-        idkp->driver = &idedisk_driver;
-        idkp->disk = g;
-
-        g->private_data = &idkp->driver;
-
-        drive->driver_data = idkp;
-
-        idedisk_setup(drive);
-        if ((drive->dev_flags & IDE_DFLAG_LBA) == 0 &&
-            (drive->head == 0 || drive->head > 16)) {
-                printk(KERN_ERR "%s: INVALID GEOMETRY: %d PHYSICAL HEADS?\n",
-                        drive->name, drive->head);
-                drive->dev_flags &= ~IDE_DFLAG_ATTACH;
-        } else
-                drive->dev_flags |= IDE_DFLAG_ATTACH;
-
-        g->minors = IDE_DISK_MINORS;
-        g->driverfs_dev = &drive->gendev;
-        g->flags |= GENHD_FL_EXT_DEVT;
-        if (drive->dev_flags & IDE_DFLAG_REMOVABLE)
-                g->flags = GENHD_FL_REMOVABLE;
-        set_capacity(g, ide_disk_capacity(drive));
-        g->fops = &idedisk_ops;
-        add_disk(g);
-        return 0;
-
-out_free_idkp:
-        kfree(idkp);
-failed:
-        return -ENODEV;
-}
-
-static void __exit idedisk_exit(void)
-{
-        driver_unregister(&idedisk_driver.gen_driver);
-}
-
-static int __init idedisk_init(void)
-{
-        return driver_register(&idedisk_driver.gen_driver);
-}
-
-MODULE_ALIAS("ide:*m-disk*");
-MODULE_ALIAS("ide-disk");
-module_init(idedisk_init);
-module_exit(idedisk_exit);
-MODULE_LICENSE("GPL");
diff --git a/drivers/ide/ide-disk.h b/drivers/ide/ide-disk.h
index a82fa4355665..d511dab7c4aa 100644
--- a/drivers/ide/ide-disk.h
+++ b/drivers/ide/ide-disk.h
@@ -1,19 +1,11 @@
 #ifndef __IDE_DISK_H
 #define __IDE_DISK_H
 
-struct ide_disk_obj {
-        ide_drive_t     *drive;
-        ide_driver_t    *driver;
-        struct gendisk  *disk;
-        struct kref     kref;
-        unsigned int    openers;        /* protected by BKL for now */
-};
-
-#define ide_disk_g(disk) \
-        container_of((disk)->private_data, struct ide_disk_obj, driver)
+#include "ide-gd.h"
 
+#ifdef CONFIG_IDE_GD_ATA
 /* ide-disk.c */
-sector_t ide_disk_capacity(ide_drive_t *);
+extern const struct ide_disk_ops ide_ata_disk_ops;
 ide_decl_devset(address);
 ide_decl_devset(multcount);
 ide_decl_devset(nowerr);
@@ -21,12 +13,17 @@ ide_decl_devset(wcache);
 ide_decl_devset(acoustic);
 
 /* ide-disk_ioctl.c */
-int ide_disk_ioctl(struct inode *, struct file *, unsigned int, unsigned long);
+int ide_disk_ioctl(ide_drive_t *, struct block_device *, fmode_t, unsigned int,
+                   unsigned long);
 
 #ifdef CONFIG_IDE_PROC_FS
 /* ide-disk_proc.c */
 extern ide_proc_entry_t ide_disk_proc[];
 extern const struct ide_proc_devset ide_disk_settings[];
 #endif
+#else
+#define ide_disk_proc           NULL
+#define ide_disk_settings       NULL
+#endif
 
 #endif /* __IDE_DISK_H */
diff --git a/drivers/ide/ide-disk_ioctl.c b/drivers/ide/ide-disk_ioctl.c
index a6cf1a03a806..7b783dd7c0be 100644
--- a/drivers/ide/ide-disk_ioctl.c
+++ b/drivers/ide/ide-disk_ioctl.c
@@ -13,17 +13,14 @@ static const struct ide_ioctl_devset ide_disk_ioctl_settings[] = {
 { 0 }
 };
 
-int ide_disk_ioctl(struct inode *inode, struct file *file,
+int ide_disk_ioctl(ide_drive_t *drive, struct block_device *bdev, fmode_t mode,
                    unsigned int cmd, unsigned long arg)
 {
-        struct block_device *bdev = inode->i_bdev;
-        struct ide_disk_obj *idkp = ide_disk_g(bdev->bd_disk);
-        ide_drive_t *drive = idkp->drive;
         int err;
 
         err = ide_setting_ioctl(drive, bdev, cmd, arg, ide_disk_ioctl_settings);
         if (err != -EOPNOTSUPP)
                 return err;
 
-        return generic_ide_ioctl(drive, file, bdev, cmd, arg);
+        return generic_ide_ioctl(drive, bdev, cmd, arg);
 }
diff --git a/drivers/ide/ide-disk_proc.c b/drivers/ide/ide-disk_proc.c
index 4724976afe71..1146f4204c6e 100644
--- a/drivers/ide/ide-disk_proc.c
+++ b/drivers/ide/ide-disk_proc.c
@@ -56,7 +56,7 @@ static int proc_idedisk_read_capacity
         ide_drive_t*drive = (ide_drive_t *)data;
         int len;
 
-        len = sprintf(page, "%llu\n", (long long)ide_disk_capacity(drive));
+        len = sprintf(page, "%llu\n", (long long)ide_gd_capacity(drive));
 
         PROC_IDE_READ_RETURN(page, start, off, count, eof, len);
 }
diff --git a/drivers/ide/ide-dma-sff.c b/drivers/ide/ide-dma-sff.c
index 0903782689e9..cac431f0df17 100644
--- a/drivers/ide/ide-dma-sff.c
+++ b/drivers/ide/ide-dma-sff.c
@@ -130,7 +130,7 @@ int ide_build_dmatable(ide_drive_t *drive, struct request *rq)
                         xcount = bcount & 0xffff;
                         if (is_trm290)
                                 xcount = ((xcount >> 2) - 1) << 16;
-                        if (xcount == 0x0000) {
+                        else if (xcount == 0x0000) {
                                 if (count++ >= PRD_ENTRIES)
                                         goto use_pio_instead;
                                 *table++ = cpu_to_le32(0x8000);
diff --git a/drivers/ide/ide-floppy.c b/drivers/ide/ide-floppy.c
index cf0aa25470ee..aeb1ad782f54 100644
--- a/drivers/ide/ide-floppy.c
+++ b/drivers/ide/ide-floppy.c
@@ -15,12 +15,6 @@
  * Documentation/ide/ChangeLog.ide-floppy.1996-2002
  */
 
-#define DRV_NAME "ide-floppy"
-#define PFX DRV_NAME ": "
-
-#define IDEFLOPPY_VERSION "1.00"
-
-#include <linux/module.h>
 #include <linux/types.h>
 #include <linux/string.h>
 #include <linux/kernel.h>
@@ -49,19 +43,6 @@
 
 #include "ide-floppy.h"
 
-/* module parameters */
-static unsigned long debug_mask;
-module_param(debug_mask, ulong, 0644);
-
-/* define to see debug info */
-#define IDEFLOPPY_DEBUG_LOG     0
-
-#if IDEFLOPPY_DEBUG_LOG
-#define ide_debug_log(lvl, fmt, args...) __ide_debug_log(lvl, fmt, args)
-#else
-#define ide_debug_log(lvl, fmt, args...) do {} while (0)
-#endif
-
 /*
  * After each failed packet command we issue a request sense command and retry
  * the packet command IDEFLOPPY_MAX_PC_RETRIES times.
@@ -83,43 +64,13 @@ module_param(debug_mask, ulong, 0644);
 /* Error code returned in rq->errors to the higher part of the driver. */
 #define IDEFLOPPY_ERROR_GENERAL         101
 
-static DEFINE_MUTEX(idefloppy_ref_mutex);
-
-static void idefloppy_cleanup_obj(struct kref *);
-
-static struct ide_floppy_obj *ide_floppy_get(struct gendisk *disk)
-{
-        struct ide_floppy_obj *floppy = NULL;
-
-        mutex_lock(&idefloppy_ref_mutex);
-        floppy = ide_drv_g(disk, ide_floppy_obj);
-        if (floppy) {
-                if (ide_device_get(floppy->drive))
-                        floppy = NULL;
-                else
-                        kref_get(&floppy->kref);
-        }
-        mutex_unlock(&idefloppy_ref_mutex);
-        return floppy;
-}
-
-static void ide_floppy_put(struct ide_floppy_obj *floppy)
-{
-        ide_drive_t *drive = floppy->drive;
-
-        mutex_lock(&idefloppy_ref_mutex);
-        kref_put(&floppy->kref, idefloppy_cleanup_obj);
-        ide_device_put(drive);
-        mutex_unlock(&idefloppy_ref_mutex);
-}
-
 /*
  * Used to finish servicing a request. For read/write requests, we will call
  * ide_end_request to pass to the next buffer.
  */
-static int idefloppy_end_request(ide_drive_t *drive, int uptodate, int nsecs)
+static int ide_floppy_end_request(ide_drive_t *drive, int uptodate, int nsecs)
 {
-        idefloppy_floppy_t *floppy = drive->driver_data;
+        struct ide_disk_obj *floppy = drive->driver_data;
         struct request *rq = HWGROUP(drive)->rq;
         int error;
 
@@ -161,12 +112,12 @@ static void idefloppy_update_buffers(ide_drive_t *drive,
         struct bio *bio = rq->bio;
 
         while ((bio = rq->bio) != NULL)
-                idefloppy_end_request(drive, 1, 0);
+                ide_floppy_end_request(drive, 1, 0);
 }
 
 static void ide_floppy_callback(ide_drive_t *drive, int dsc)
 {
-        idefloppy_floppy_t *floppy = drive->driver_data;
+        struct ide_disk_obj *floppy = drive->driver_data;
         struct ide_atapi_pc *pc = drive->pc;
         int uptodate = pc->error ? 0 : 1;
 
@@ -200,10 +151,10 @@ static void ide_floppy_callback(ide_drive_t *drive, int dsc)
                                "Aborting request!\n");
         }
 
-        idefloppy_end_request(drive, uptodate, 0);
+        ide_floppy_end_request(drive, uptodate, 0);
 }
 
-static void ide_floppy_report_error(idefloppy_floppy_t *floppy,
+static void ide_floppy_report_error(struct ide_disk_obj *floppy,
                                     struct ide_atapi_pc *pc)
 {
         /* supress error messages resulting from Medium not present */
@@ -222,7 +173,7 @@ static void ide_floppy_report_error(idefloppy_floppy_t *floppy,
 static ide_startstop_t idefloppy_issue_pc(ide_drive_t *drive,
                 struct ide_atapi_pc *pc)
 {
-        idefloppy_floppy_t *floppy = drive->driver_data;
+        struct ide_disk_obj *floppy = drive->driver_data;
 
         if (floppy->failed_pc == NULL &&
             pc->c[0] != GPCMD_REQUEST_SENSE)
@@ -286,7 +237,7 @@ static void idefloppy_create_rw_cmd(ide_drive_t *drive,
                                     struct ide_atapi_pc *pc, struct request *rq,
                                     unsigned long sector)
 {
-        idefloppy_floppy_t *floppy = drive->driver_data;
+        struct ide_disk_obj *floppy = drive->driver_data;
         int block = sector / floppy->bs_factor;
         int blocks = rq->nr_sectors / floppy->bs_factor;
         int cmd = rq_data_dir(rq);
@@ -310,7 +261,7 @@ static void idefloppy_create_rw_cmd(ide_drive_t *drive,
         pc->flags |= PC_FLAG_DMA_OK;
 }
 
-static void idefloppy_blockpc_cmd(idefloppy_floppy_t *floppy,
+static void idefloppy_blockpc_cmd(struct ide_disk_obj *floppy,
                 struct ide_atapi_pc *pc, struct request *rq)
 {
         ide_init_pc(pc);
@@ -329,13 +280,12 @@ static void idefloppy_blockpc_cmd(idefloppy_floppy_t *floppy,
         pc->req_xfer = pc->buf_size = rq->data_len;
 }
 
-static ide_startstop_t idefloppy_do_request(ide_drive_t *drive,
-                struct request *rq, sector_t block_s)
+static ide_startstop_t ide_floppy_do_request(ide_drive_t *drive,
+                                             struct request *rq, sector_t block)
 {
-        idefloppy_floppy_t *floppy = drive->driver_data;
+        struct ide_disk_obj *floppy = drive->driver_data;
         ide_hwif_t *hwif = drive->hwif;
         struct ide_atapi_pc *pc;
-        unsigned long block = (unsigned long)block_s;
 
         ide_debug_log(IDE_DBG_FUNC, "%s: dev: %s, cmd: 0x%x, cmd_type: %x, "
                       "errors: %d\n",
@@ -353,7 +303,7 @@ static ide_startstop_t idefloppy_do_request(ide_drive_t *drive,
                 else
                         printk(KERN_ERR PFX "%s: I/O error\n", drive->name);
 
-                idefloppy_end_request(drive, 0, 0);
+                ide_floppy_end_request(drive, 0, 0);
                 return ide_stopped;
         }
         if (blk_fs_request(rq)) {
@@ -361,11 +311,11 @@ static ide_startstop_t idefloppy_do_request(ide_drive_t *drive,
                     (rq->nr_sectors % floppy->bs_factor)) {
                         printk(KERN_ERR PFX "%s: unsupported r/w rq size\n",
                                 drive->name);
-                        idefloppy_end_request(drive, 0, 0);
+                        ide_floppy_end_request(drive, 0, 0);
                         return ide_stopped;
                 }
                 pc = &floppy->queued_pc;
-                idefloppy_create_rw_cmd(drive, pc, rq, block);
+                idefloppy_create_rw_cmd(drive, pc, rq, (unsigned long)block);
         } else if (blk_special_request(rq)) {
                 pc = (struct ide_atapi_pc *) rq->buffer;
         } else if (blk_pc_request(rq)) {
@@ -373,7 +323,7 @@ static ide_startstop_t idefloppy_do_request(ide_drive_t *drive,
                 idefloppy_blockpc_cmd(floppy, pc, rq);
         } else {
                 blk_dump_rq_flags(rq, PFX "unsupported command in queue");
-                idefloppy_end_request(drive, 0, 0);
+                ide_floppy_end_request(drive, 0, 0);
                 return ide_stopped;
         }
 
@@ -394,7 +344,7 @@ static ide_startstop_t idefloppy_do_request(ide_drive_t *drive,
  */
 static int ide_floppy_get_flexible_disk_page(ide_drive_t *drive)
 {
-        idefloppy_floppy_t *floppy = drive->driver_data;
+        struct ide_disk_obj *floppy = drive->driver_data;
         struct gendisk *disk = floppy->disk;
         struct ide_atapi_pc pc;
         u8 *page;
@@ -410,11 +360,11 @@ static int ide_floppy_get_flexible_disk_page(ide_drive_t *drive)
         }
 
         if (pc.buf[3] & 0x80)
-                drive->atapi_flags |= IDE_AFLAG_WP;
+                drive->dev_flags |= IDE_DFLAG_WP;
         else
-                drive->atapi_flags &= ~IDE_AFLAG_WP;
+                drive->dev_flags &= ~IDE_DFLAG_WP;
 
-        set_disk_ro(disk, !!(drive->atapi_flags & IDE_AFLAG_WP));
+        set_disk_ro(disk, !!(drive->dev_flags & IDE_DFLAG_WP));
 
         page = &pc.buf[8];
 
@@ -445,7 +395,9 @@ static int ide_floppy_get_flexible_disk_page(ide_drive_t *drive)
                         drive->name, lba_capacity, capacity);
                 floppy->blocks = floppy->block_size ?
                         capacity / floppy->block_size : 0;
+                drive->capacity64 = floppy->blocks * floppy->bs_factor;
         }
+
         return 0;
 }
 
@@ -455,7 +407,7 @@ static int ide_floppy_get_flexible_disk_page(ide_drive_t *drive)
  */
 static int ide_floppy_get_capacity(ide_drive_t *drive)
 {
-        idefloppy_floppy_t *floppy = drive->driver_data;
+        struct ide_disk_obj *floppy = drive->driver_data;
         struct gendisk *disk = floppy->disk;
         struct ide_atapi_pc pc;
         u8 *cap_desc;
@@ -466,7 +418,7 @@ static int ide_floppy_get_capacity(ide_drive_t *drive)
         drive->bios_head = drive->bios_sect = 0;
         floppy->blocks = 0;
         floppy->bs_factor = 1;
-        set_capacity(floppy->disk, 0);
+        drive->capacity64 = 0;
 
         ide_floppy_create_read_capacity_cmd(&pc);
         if (ide_queue_pc_tail(drive, disk, &pc)) {
@@ -523,6 +475,8 @@ static int ide_floppy_get_capacity(ide_drive_t *drive)
                                                "non 512 bytes block size not "
                                                "fully supported\n",
                                                drive->name);
+                                drive->capacity64 =
+                                        floppy->blocks * floppy->bs_factor;
                                 rc = 0;
                         }
                         break;
@@ -547,21 +501,12 @@ static int ide_floppy_get_capacity(ide_drive_t *drive)
         if (!(drive->atapi_flags & IDE_AFLAG_CLIK_DRIVE))
                 (void) ide_floppy_get_flexible_disk_page(drive);
 
-        set_capacity(disk, floppy->blocks * floppy->bs_factor);
-
         return rc;
 }
 
-sector_t ide_floppy_capacity(ide_drive_t *drive)
-{
-        idefloppy_floppy_t *floppy = drive->driver_data;
-        unsigned long capacity = floppy->blocks * floppy->bs_factor;
-
-        return capacity;
-}
-
-static void idefloppy_setup(ide_drive_t *drive, idefloppy_floppy_t *floppy)
+static void ide_floppy_setup(ide_drive_t *drive)
 {
+        struct ide_disk_obj *floppy = drive->driver_data;
         u16 *id = drive->id;
 
         drive->pc_callback       = ide_floppy_callback;
@@ -592,252 +537,42 @@ static void idefloppy_setup(ide_drive_t *drive, idefloppy_floppy_t *floppy)
                 blk_queue_max_sectors(drive->queue, 64);
                 drive->atapi_flags |= IDE_AFLAG_CLIK_DRIVE;
                 /* IOMEGA Clik! drives do not support lock/unlock commands */
-                drive->atapi_flags |= IDE_AFLAG_NO_DOORLOCK;
+                drive->dev_flags &= ~IDE_DFLAG_DOORLOCKING;
         }
 
         (void) ide_floppy_get_capacity(drive);
 
         ide_proc_register_driver(drive, floppy->driver);
-}
 
-static void ide_floppy_remove(ide_drive_t *drive)
-{
-        idefloppy_floppy_t *floppy = drive->driver_data;
-        struct gendisk *g = floppy->disk;
-
-        ide_proc_unregister_driver(drive, floppy->driver);
-
-        del_gendisk(g);
-
-        ide_floppy_put(floppy);
+        drive->dev_flags |= IDE_DFLAG_ATTACH;
 }
 
-static void idefloppy_cleanup_obj(struct kref *kref)
+static void ide_floppy_flush(ide_drive_t *drive)
 {
-        struct ide_floppy_obj *floppy = to_ide_drv(kref, ide_floppy_obj);
-        ide_drive_t *drive = floppy->drive;
-        struct gendisk *g = floppy->disk;
-
-        drive->driver_data = NULL;
-        g->private_data = NULL;
-        put_disk(g);
-        kfree(floppy);
 }
 
-static int ide_floppy_probe(ide_drive_t *);
-
-static ide_driver_t idefloppy_driver = {
-        .gen_driver = {
-                .owner          = THIS_MODULE,
-                .name           = "ide-floppy",
-                .bus            = &ide_bus_type,
-        },
-        .probe                  = ide_floppy_probe,
-        .remove                 = ide_floppy_remove,
-        .version                = IDEFLOPPY_VERSION,
-        .do_request             = idefloppy_do_request,
-        .end_request            = idefloppy_end_request,
-        .error                  = __ide_error,
-#ifdef CONFIG_IDE_PROC_FS
-        .proc                   = ide_floppy_proc,
-        .settings               = ide_floppy_settings,
-#endif
-};
-
-static int idefloppy_open(struct inode *inode, struct file *filp)
+static int ide_floppy_init_media(ide_drive_t *drive, struct gendisk *disk)
 {
-        struct gendisk *disk = inode->i_bdev->bd_disk;
-        struct ide_floppy_obj *floppy;
-        ide_drive_t *drive;
         int ret = 0;
 
-        floppy = ide_floppy_get(disk);
-        if (!floppy)
-                return -ENXIO;
-
-        drive = floppy->drive;
-
-        ide_debug_log(IDE_DBG_FUNC, "Call %s\n", __func__);
-
-        floppy->openers++;
-
-        if (floppy->openers == 1) {
-                drive->atapi_flags &= ~IDE_AFLAG_FORMAT_IN_PROGRESS;
-                /* Just in case */
-
-                if (ide_do_test_unit_ready(drive, disk))
-                        ide_do_start_stop(drive, disk, 1);
-
-                if (ide_floppy_get_capacity(drive)
-                   && (filp->f_flags & O_NDELAY) == 0
-                    /*
-                     * Allow O_NDELAY to open a drive without a disk, or with an
-                     * unreadable disk, so that we can get the format capacity
-                     * of the drive or begin the format - Sam
-                     */
-                    ) {
-                        ret = -EIO;
-                        goto out_put_floppy;
-                }
-
-                if ((drive->atapi_flags & IDE_AFLAG_WP) && (filp->f_mode & 2)) {
-                        ret = -EROFS;
-                        goto out_put_floppy;
-                }
-
-                drive->atapi_flags |= IDE_AFLAG_MEDIA_CHANGED;
-                ide_set_media_lock(drive, disk, 1);
-                check_disk_change(inode->i_bdev);
-        } else if (drive->atapi_flags & IDE_AFLAG_FORMAT_IN_PROGRESS) {
-                ret = -EBUSY;
-                goto out_put_floppy;
-        }
-        return 0;
-
-out_put_floppy:
-        floppy->openers--;
-        ide_floppy_put(floppy);
-        return ret;
-}
-
-static int idefloppy_release(struct inode *inode, struct file *filp)
-{
-        struct gendisk *disk = inode->i_bdev->bd_disk;
-        struct ide_floppy_obj *floppy = ide_drv_g(disk, ide_floppy_obj);
-        ide_drive_t *drive = floppy->drive;
-
-        ide_debug_log(IDE_DBG_FUNC, "Call %s\n", __func__);
-
-        if (floppy->openers == 1) {
-                ide_set_media_lock(drive, disk, 0);
-                drive->atapi_flags &= ~IDE_AFLAG_FORMAT_IN_PROGRESS;
-        }
-
-        floppy->openers--;
-
-        ide_floppy_put(floppy);
-
-        return 0;
-}
-
-static int idefloppy_getgeo(struct block_device *bdev, struct hd_geometry *geo)
-{
-        struct ide_floppy_obj *floppy = ide_drv_g(bdev->bd_disk,
-                                                     ide_floppy_obj);
-        ide_drive_t *drive = floppy->drive;
+        if (ide_do_test_unit_ready(drive, disk))
+                ide_do_start_stop(drive, disk, 1);
 
-        geo->heads = drive->bios_head;
-        geo->sectors = drive->bios_sect;
-        geo->cylinders = (u16)drive->bios_cyl; /* truncate */
-        return 0;
-}
+        ret = ide_floppy_get_capacity(drive);
 
-static int idefloppy_media_changed(struct gendisk *disk)
-{
-        struct ide_floppy_obj *floppy = ide_drv_g(disk, ide_floppy_obj);
-        ide_drive_t *drive = floppy->drive;
-        int ret;
+        set_capacity(disk, ide_gd_capacity(drive));
 
-        /* do not scan partitions twice if this is a removable device */
-        if (drive->dev_flags & IDE_DFLAG_ATTACH) {
-                drive->dev_flags &= ~IDE_DFLAG_ATTACH;
-                return 0;
-        }
-        ret = !!(drive->atapi_flags & IDE_AFLAG_MEDIA_CHANGED);
-        drive->atapi_flags &= ~IDE_AFLAG_MEDIA_CHANGED;
         return ret;
 }
 
-static int idefloppy_revalidate_disk(struct gendisk *disk)
-{
-        struct ide_floppy_obj *floppy = ide_drv_g(disk, ide_floppy_obj);
-        set_capacity(disk, ide_floppy_capacity(floppy->drive));
-        return 0;
-}
-
-static struct block_device_operations idefloppy_ops = {
-        .owner                  = THIS_MODULE,
-        .open                   = idefloppy_open,
-        .release                = idefloppy_release,
-        .ioctl                  = ide_floppy_ioctl,
-        .getgeo                 = idefloppy_getgeo,
-        .media_changed          = idefloppy_media_changed,
-        .revalidate_disk        = idefloppy_revalidate_disk
+const struct ide_disk_ops ide_atapi_disk_ops = {
+        .check          = ide_check_atapi_device,
+        .get_capacity   = ide_floppy_get_capacity,
+        .setup          = ide_floppy_setup,
+        .flush          = ide_floppy_flush,
+        .init_media     = ide_floppy_init_media,
+        .set_doorlock   = ide_set_media_lock,
+        .do_request     = ide_floppy_do_request,
+        .end_request    = ide_floppy_end_request,
+        .ioctl          = ide_floppy_ioctl,
 };
-
-static int ide_floppy_probe(ide_drive_t *drive)
-{
-        idefloppy_floppy_t *floppy;
-        struct gendisk *g;
-
-        if (!strstr("ide-floppy", drive->driver_req))
-                goto failed;
-
-        if (drive->media != ide_floppy)
-                goto failed;
-
-        if (!ide_check_atapi_device(drive, DRV_NAME)) {
-                printk(KERN_ERR PFX "%s: not supported by this version of "
-                       DRV_NAME "\n", drive->name);
-                goto failed;
-        }
-        floppy = kzalloc(sizeof(idefloppy_floppy_t), GFP_KERNEL);
-        if (!floppy) {
-                printk(KERN_ERR PFX "%s: Can't allocate a floppy structure\n",
-                       drive->name);
-                goto failed;
-        }
-
-        g = alloc_disk(1 << PARTN_BITS);
-        if (!g)
-                goto out_free_floppy;
-
-        ide_init_disk(g, drive);
-
-        kref_init(&floppy->kref);
-
-        floppy->drive = drive;
-        floppy->driver = &idefloppy_driver;
-        floppy->disk = g;
-
-        g->private_data = &floppy->driver;
-
-        drive->driver_data = floppy;
-
-        drive->debug_mask = debug_mask;
-
-        idefloppy_setup(drive, floppy);
-        drive->dev_flags |= IDE_DFLAG_ATTACH;
-
-        g->minors = 1 << PARTN_BITS;
-        g->driverfs_dev = &drive->gendev;
-        if (drive->dev_flags & IDE_DFLAG_REMOVABLE)
-                g->flags = GENHD_FL_REMOVABLE;
-        g->fops = &idefloppy_ops;
-        add_disk(g);
-        return 0;
-
-out_free_floppy:
-        kfree(floppy);
-failed:
-        return -ENODEV;
-}
-
-static void __exit idefloppy_exit(void)
-{
-        driver_unregister(&idefloppy_driver.gen_driver);
-}
-
-static int __init idefloppy_init(void)
-{
-        printk(KERN_INFO DRV_NAME " driver " IDEFLOPPY_VERSION "\n");
-        return driver_register(&idefloppy_driver.gen_driver);
-}
-
-MODULE_ALIAS("ide:*m-floppy*");
-MODULE_ALIAS("ide-floppy");
-module_init(idefloppy_init);
-module_exit(idefloppy_exit);
-MODULE_LICENSE("GPL");
-MODULE_DESCRIPTION("ATAPI FLOPPY Driver");
-
diff --git a/drivers/ide/ide-floppy.h b/drivers/ide/ide-floppy.h
index 17cf865e583d..6dd2beb48434 100644
--- a/drivers/ide/ide-floppy.h
+++ b/drivers/ide/ide-floppy.h
@@ -1,37 +1,9 @@
 #ifndef __IDE_FLOPPY_H
 #define __IDE_FLOPPY_H
 
-/*
- * Most of our global data which we need to save even as we leave the driver
- * due to an interrupt or a timer event is stored in a variable of type
- * idefloppy_floppy_t, defined below.
- */
-typedef struct ide_floppy_obj {
-        ide_drive_t     *drive;
-        ide_driver_t    *driver;
-        struct gendisk  *disk;
-        struct kref     kref;
-        unsigned int    openers;        /* protected by BKL for now */
-
-        /* Last failed packet command */
-        struct ide_atapi_pc *failed_pc;
-        /* used for blk_{fs,pc}_request() requests */
-        struct ide_atapi_pc queued_pc;
-
-        /* Last error information */
-        u8 sense_key, asc, ascq;
-
-        int progress_indication;
-
-        /* Device information */
-        /* Current format */
-        int blocks, block_size, bs_factor;
-        /* Last format capacity descriptor */
-        u8 cap_desc[8];
-        /* Copy of the flexible disk page */
-        u8 flexible_disk_page[32];
-} idefloppy_floppy_t;
+#include "ide-gd.h"
 
+#ifdef CONFIG_IDE_GD_ATAPI
 /*
  * Pages of the SELECT SENSE / MODE SENSE packet commands.
  * See SFF-8070i spec.
@@ -46,17 +18,22 @@ typedef struct ide_floppy_obj {
 #define IDEFLOPPY_IOCTL_FORMAT_GET_PROGRESS     0x4603
 
 /* ide-floppy.c */
+extern const struct ide_disk_ops ide_atapi_disk_ops;
 void ide_floppy_create_mode_sense_cmd(struct ide_atapi_pc *, u8);
 void ide_floppy_create_read_capacity_cmd(struct ide_atapi_pc *);
-sector_t ide_floppy_capacity(ide_drive_t *);
 
 /* ide-floppy_ioctl.c */
-int ide_floppy_ioctl(struct inode *, struct file *, unsigned, unsigned long);
+int ide_floppy_ioctl(ide_drive_t *, struct block_device *, fmode_t,
+                     unsigned int, unsigned long);
 
 #ifdef CONFIG_IDE_PROC_FS
 /* ide-floppy_proc.c */
 extern ide_proc_entry_t ide_floppy_proc[];
 extern const struct ide_proc_devset ide_floppy_settings[];
 #endif
+#else
+#define ide_floppy_proc         NULL
+#define ide_floppy_settings     NULL
+#endif
 
 #endif /*__IDE_FLOPPY_H */
diff --git a/drivers/ide/ide-floppy_ioctl.c b/drivers/ide/ide-floppy_ioctl.c
index a3a7a0809e2b..2bc51ff73fee 100644
--- a/drivers/ide/ide-floppy_ioctl.c
+++ b/drivers/ide/ide-floppy_ioctl.c
@@ -33,7 +33,7 @@
 
 static int ide_floppy_get_format_capacities(ide_drive_t *drive, int __user *arg)
 {
-        struct ide_floppy_obj *floppy = drive->driver_data;
+        struct ide_disk_obj *floppy = drive->driver_data;
         struct ide_atapi_pc pc;
         u8 header_len, desc_cnt;
         int i, blocks, length, u_array_size, u_index;
@@ -113,7 +113,7 @@ static void ide_floppy_create_format_unit_cmd(struct ide_atapi_pc *pc, int b,
 
 static int ide_floppy_get_sfrp_bit(ide_drive_t *drive)
 {
-        idefloppy_floppy_t *floppy = drive->driver_data;
+        struct ide_disk_obj *floppy = drive->driver_data;
         struct ide_atapi_pc pc;
 
         drive->atapi_flags &= ~IDE_AFLAG_SRFP;
@@ -132,17 +132,17 @@ static int ide_floppy_get_sfrp_bit(ide_drive_t *drive)
 
 static int ide_floppy_format_unit(ide_drive_t *drive, int __user *arg)
 {
-        idefloppy_floppy_t *floppy = drive->driver_data;
+        struct ide_disk_obj *floppy = drive->driver_data;
         struct ide_atapi_pc pc;
         int blocks, length, flags, err = 0;
 
         if (floppy->openers > 1) {
                 /* Don't format if someone is using the disk */
-                drive->atapi_flags &= ~IDE_AFLAG_FORMAT_IN_PROGRESS;
+                drive->dev_flags &= ~IDE_DFLAG_FORMAT_IN_PROGRESS;
                 return -EBUSY;
         }
 
-        drive->atapi_flags |= IDE_AFLAG_FORMAT_IN_PROGRESS;
+        drive->dev_flags |= IDE_DFLAG_FORMAT_IN_PROGRESS;
 
         /*
          * Send ATAPI_FORMAT_UNIT to the drive.
@@ -174,7 +174,7 @@ static int ide_floppy_format_unit(ide_drive_t *drive, int __user *arg)
 
 out:
         if (err)
-                drive->atapi_flags &= ~IDE_AFLAG_FORMAT_IN_PROGRESS;
+                drive->dev_flags &= ~IDE_DFLAG_FORMAT_IN_PROGRESS;
         return err;
 }
 
@@ -190,7 +190,7 @@ out:
 
 static int ide_floppy_get_format_progress(ide_drive_t *drive, int __user *arg)
 {
-        idefloppy_floppy_t *floppy = drive->driver_data;
+        struct ide_disk_obj *floppy = drive->driver_data;
         struct ide_atapi_pc pc;
         int progress_indication = 0x10000;
 
@@ -226,7 +226,7 @@ static int ide_floppy_get_format_progress(ide_drive_t *drive, int __user *arg)
 static int ide_floppy_lockdoor(ide_drive_t *drive, struct ide_atapi_pc *pc,
                                unsigned long arg, unsigned int cmd)
 {
-        idefloppy_floppy_t *floppy = drive->driver_data;
+        struct ide_disk_obj *floppy = drive->driver_data;
         struct gendisk *disk = floppy->disk;
         int prevent = (arg && cmd != CDROMEJECT) ? 1 : 0;
 
@@ -241,7 +241,7 @@ static int ide_floppy_lockdoor(ide_drive_t *drive, struct ide_atapi_pc *pc,
         return 0;
 }
 
-static int ide_floppy_format_ioctl(ide_drive_t *drive, struct file *file,
+static int ide_floppy_format_ioctl(ide_drive_t *drive, fmode_t mode,
                                    unsigned int cmd, void __user *argp)
 {
         switch (cmd) {
@@ -250,7 +250,7 @@ static int ide_floppy_format_ioctl(ide_drive_t *drive, struct file *file,
         case IDEFLOPPY_IOCTL_FORMAT_GET_CAPACITY:
                 return ide_floppy_get_format_capacities(drive, argp);
         case IDEFLOPPY_IOCTL_FORMAT_START:
-                if (!(file->f_mode & 2))
+                if (!(mode & FMODE_WRITE))
                         return -EPERM;
                 return ide_floppy_format_unit(drive, (int __user *)argp);
         case IDEFLOPPY_IOCTL_FORMAT_GET_PROGRESS:
@@ -260,13 +260,9 @@ static int ide_floppy_format_ioctl(ide_drive_t *drive, struct file *file,
         }
 }
 
-int ide_floppy_ioctl(struct inode *inode, struct file *file,
-                    unsigned int cmd, unsigned long arg)
+int ide_floppy_ioctl(ide_drive_t *drive, struct block_device *bdev,
+                     fmode_t mode, unsigned int cmd, unsigned long arg)
 {
-        struct block_device *bdev = inode->i_bdev;
-        struct ide_floppy_obj *floppy = ide_drv_g(bdev->bd_disk,
-                                                     ide_floppy_obj);
-        ide_drive_t *drive = floppy->drive;
         struct ide_atapi_pc pc;
         void __user *argp = (void __user *)arg;
         int err;
@@ -274,7 +270,7 @@ int ide_floppy_ioctl(struct inode *inode, struct file *file,
         if (cmd == CDROMEJECT || cmd == CDROM_LOCKDOOR)
                 return ide_floppy_lockdoor(drive, &pc, arg, cmd);
 
-        err = ide_floppy_format_ioctl(drive, file, cmd, argp);
+        err = ide_floppy_format_ioctl(drive, mode, cmd, argp);
         if (err != -ENOTTY)
                 return err;
 
@@ -283,11 +279,11 @@ int ide_floppy_ioctl(struct inode *inode, struct file *file,
          * and CDROM_SEND_PACKET (legacy) ioctls
          */
         if (cmd != CDROM_SEND_PACKET && cmd != SCSI_IOCTL_SEND_COMMAND)
-                err = scsi_cmd_ioctl(file, bdev->bd_disk->queue,
-                                        bdev->bd_disk, cmd, argp);
+                err = scsi_cmd_ioctl(bdev->bd_disk->queue, bdev->bd_disk,
+                                mode, cmd, argp);
 
         if (err == -ENOTTY)
-                err = generic_ide_ioctl(drive, file, bdev, cmd, arg);
+                err = generic_ide_ioctl(drive, bdev, cmd, arg);
 
         return err;
 }
diff --git a/drivers/ide/ide-floppy_proc.c b/drivers/ide/ide-floppy_proc.c
index 76f0c6c4eca3..3ec762cb60ab 100644
--- a/drivers/ide/ide-floppy_proc.c
+++ b/drivers/ide/ide-floppy_proc.c
@@ -9,7 +9,7 @@ static int proc_idefloppy_read_capacity(char *page, char **start, off_t off,
         ide_drive_t*drive = (ide_drive_t *)data;
         int len;
 
-        len = sprintf(page, "%llu\n", (long long)ide_floppy_capacity(drive));
+        len = sprintf(page, "%llu\n", (long long)ide_gd_capacity(drive));
         PROC_IDE_READ_RETURN(page, start, off, count, eof, len);
 }
 
diff --git a/drivers/ide/ide-gd.c b/drivers/ide/ide-gd.c
new file mode 100644
index 000000000000..b8078b3231f7
--- /dev/null
+++ b/drivers/ide/ide-gd.c
@@ -0,0 +1,401 @@
+#include <linux/module.h>
+#include <linux/types.h>
+#include <linux/string.h>
+#include <linux/kernel.h>
+#include <linux/errno.h>
+#include <linux/genhd.h>
+#include <linux/mutex.h>
+#include <linux/ide.h>
+#include <linux/hdreg.h>
+
+#if !defined(CONFIG_DEBUG_BLOCK_EXT_DEVT)
+#define IDE_DISK_MINORS         (1 << PARTN_BITS)
+#else
+#define IDE_DISK_MINORS         0
+#endif
+
+#include "ide-disk.h"
+#include "ide-floppy.h"
+
+#define IDE_GD_VERSION  "1.18"
+
+/* module parameters */
+static unsigned long debug_mask;
+module_param(debug_mask, ulong, 0644);
+
+static DEFINE_MUTEX(ide_disk_ref_mutex);
+
+static void ide_disk_release(struct kref *);
+
+static struct ide_disk_obj *ide_disk_get(struct gendisk *disk)
+{
+        struct ide_disk_obj *idkp = NULL;
+
+        mutex_lock(&ide_disk_ref_mutex);
+        idkp = ide_drv_g(disk, ide_disk_obj);
+        if (idkp) {
+                if (ide_device_get(idkp->drive))
+                        idkp = NULL;
+                else
+                        kref_get(&idkp->kref);
+        }
+        mutex_unlock(&ide_disk_ref_mutex);
+        return idkp;
+}
+
+static void ide_disk_put(struct ide_disk_obj *idkp)
+{
+        ide_drive_t *drive = idkp->drive;
+
+        mutex_lock(&ide_disk_ref_mutex);
+        kref_put(&idkp->kref, ide_disk_release);
+        ide_device_put(drive);
+        mutex_unlock(&ide_disk_ref_mutex);
+}
+
+sector_t ide_gd_capacity(ide_drive_t *drive)
+{
+        return drive->capacity64;
+}
+
+static int ide_gd_probe(ide_drive_t *);
+
+static void ide_gd_remove(ide_drive_t *drive)
+{
+        struct ide_disk_obj *idkp = drive->driver_data;
+        struct gendisk *g = idkp->disk;
+
+        ide_proc_unregister_driver(drive, idkp->driver);
+
+        del_gendisk(g);
+
+        drive->disk_ops->flush(drive);
+
+        ide_disk_put(idkp);
+}
+
+static void ide_disk_release(struct kref *kref)
+{
+        struct ide_disk_obj *idkp = to_ide_drv(kref, ide_disk_obj);
+        ide_drive_t *drive = idkp->drive;
+        struct gendisk *g = idkp->disk;
+
+        drive->disk_ops = NULL;
+        drive->driver_data = NULL;
+        g->private_data = NULL;
+        put_disk(g);
+        kfree(idkp);
+}
+
+/*
+ * On HPA drives the capacity needs to be
+ * reinitilized on resume otherwise the disk
+ * can not be used and a hard reset is required
+ */
+static void ide_gd_resume(ide_drive_t *drive)
+{
+        if (ata_id_hpa_enabled(drive->id))
+                (void)drive->disk_ops->get_capacity(drive);
+}
+
+static void ide_gd_shutdown(ide_drive_t *drive)
+{
+#ifdef  CONFIG_ALPHA
+        /* On Alpha, halt(8) doesn't actually turn the machine off,
+           it puts you into the sort of firmware monitor. Typically,
+           it's used to boot another kernel image, so it's not much
+           different from reboot(8). Therefore, we don't need to
+           spin down the disk in this case, especially since Alpha
+           firmware doesn't handle disks in standby mode properly.
+           On the other hand, it's reasonably safe to turn the power
+           off when the shutdown process reaches the firmware prompt,
+           as the firmware initialization takes rather long time -
+           at least 10 seconds, which should be sufficient for
+           the disk to expire its write cache. */
+        if (system_state != SYSTEM_POWER_OFF) {
+#else
+        if (system_state == SYSTEM_RESTART) {
+#endif
+                drive->disk_ops->flush(drive);
+                return;
+        }
+
+        printk(KERN_INFO "Shutdown: %s\n", drive->name);
+
+        drive->gendev.bus->suspend(&drive->gendev, PMSG_SUSPEND);
+}
+
+#ifdef CONFIG_IDE_PROC_FS
+static ide_proc_entry_t *ide_disk_proc_entries(ide_drive_t *drive)
+{
+        return (drive->media == ide_disk) ? ide_disk_proc : ide_floppy_proc;
+}
+
+static const struct ide_proc_devset *ide_disk_proc_devsets(ide_drive_t *drive)
+{
+        return (drive->media == ide_disk) ? ide_disk_settings
+                                          : ide_floppy_settings;
+}
+#endif
+
+static ide_startstop_t ide_gd_do_request(ide_drive_t *drive,
+                                         struct request *rq, sector_t sector)
+{
+        return drive->disk_ops->do_request(drive, rq, sector);
+}
+
+static int ide_gd_end_request(ide_drive_t *drive, int uptodate, int nrsecs)
+{
+        return drive->disk_ops->end_request(drive, uptodate, nrsecs);
+}
+
+static ide_driver_t ide_gd_driver = {
+        .gen_driver = {
+                .owner          = THIS_MODULE,
+                .name           = "ide-gd",
+                .bus            = &ide_bus_type,
+        },
+        .probe                  = ide_gd_probe,
+        .remove                 = ide_gd_remove,
+        .resume                 = ide_gd_resume,
+        .shutdown               = ide_gd_shutdown,
+        .version                = IDE_GD_VERSION,
+        .do_request             = ide_gd_do_request,
+        .end_request            = ide_gd_end_request,
+        .error                  = __ide_error,
+#ifdef CONFIG_IDE_PROC_FS
+        .proc_entries           = ide_disk_proc_entries,
+        .proc_devsets           = ide_disk_proc_devsets,
+#endif
+};
+
+static int ide_gd_open(struct block_device *bdev, fmode_t mode)
+{
+        struct gendisk *disk = bdev->bd_disk;
+        struct ide_disk_obj *idkp;
+        ide_drive_t *drive;
+        int ret = 0;
+
+        idkp = ide_disk_get(disk);
+        if (idkp == NULL)
+                return -ENXIO;
+
+        drive = idkp->drive;
+
+        ide_debug_log(IDE_DBG_FUNC, "Call %s\n", __func__);
+
+        idkp->openers++;
+
+        if ((drive->dev_flags & IDE_DFLAG_REMOVABLE) && idkp->openers == 1) {
+                drive->dev_flags &= ~IDE_DFLAG_FORMAT_IN_PROGRESS;
+                /* Just in case */
+
+                ret = drive->disk_ops->init_media(drive, disk);
+
+                /*
+                 * Allow O_NDELAY to open a drive without a disk, or with an
+                 * unreadable disk, so that we can get the format capacity
+                 * of the drive or begin the format - Sam
+                 */
+                if (ret && (mode & FMODE_NDELAY) == 0) {
+                        ret = -EIO;
+                        goto out_put_idkp;
+                }
+
+                if ((drive->dev_flags & IDE_DFLAG_WP) && (mode & FMODE_WRITE)) {
+                        ret = -EROFS;
+                        goto out_put_idkp;
+                }
+
+                /*
+                 * Ignore the return code from door_lock,
+                 * since the open() has already succeeded,
+                 * and the door_lock is irrelevant at this point.
+                 */
+                drive->disk_ops->set_doorlock(drive, disk, 1);
+                drive->dev_flags |= IDE_DFLAG_MEDIA_CHANGED;
+                check_disk_change(bdev);
+        } else if (drive->dev_flags & IDE_DFLAG_FORMAT_IN_PROGRESS) {
+                ret = -EBUSY;
+                goto out_put_idkp;
+        }
+        return 0;
+
+out_put_idkp:
+        idkp->openers--;
+        ide_disk_put(idkp);
+        return ret;
+}
+
+static int ide_gd_release(struct gendisk *disk, fmode_t mode)
+{
+        struct ide_disk_obj *idkp = ide_drv_g(disk, ide_disk_obj);
+        ide_drive_t *drive = idkp->drive;
+
+        ide_debug_log(IDE_DBG_FUNC, "Call %s\n", __func__);
+
+        if (idkp->openers == 1)
+                drive->disk_ops->flush(drive);
+
+        if ((drive->dev_flags & IDE_DFLAG_REMOVABLE) && idkp->openers == 1) {
+                drive->disk_ops->set_doorlock(drive, disk, 0);
+                drive->dev_flags &= ~IDE_DFLAG_FORMAT_IN_PROGRESS;
+        }
+
+        idkp->openers--;
+
+        ide_disk_put(idkp);
+
+        return 0;
+}
+
+static int ide_gd_getgeo(struct block_device *bdev, struct hd_geometry *geo)
+{
+        struct ide_disk_obj *idkp = ide_drv_g(bdev->bd_disk, ide_disk_obj);
+        ide_drive_t *drive = idkp->drive;
+
+        geo->heads = drive->bios_head;
+        geo->sectors = drive->bios_sect;
+        geo->cylinders = (u16)drive->bios_cyl; /* truncate */
+        return 0;
+}
+
+static int ide_gd_media_changed(struct gendisk *disk)
+{
+        struct ide_disk_obj *idkp = ide_drv_g(disk, ide_disk_obj);
+        ide_drive_t *drive = idkp->drive;
+        int ret;
+
+        /* do not scan partitions twice if this is a removable device */
+        if (drive->dev_flags & IDE_DFLAG_ATTACH) {
+                drive->dev_flags &= ~IDE_DFLAG_ATTACH;
+                return 0;
+        }
+
+        ret = !!(drive->dev_flags & IDE_DFLAG_MEDIA_CHANGED);
+        drive->dev_flags &= ~IDE_DFLAG_MEDIA_CHANGED;
+
+        return ret;
+}
+
+static int ide_gd_revalidate_disk(struct gendisk *disk)
+{
+        struct ide_disk_obj *idkp = ide_drv_g(disk, ide_disk_obj);
+        ide_drive_t *drive = idkp->drive;
+
+        if (ide_gd_media_changed(disk))
+                drive->disk_ops->get_capacity(drive);
+
+        set_capacity(disk, ide_gd_capacity(drive));
+        return 0;
+}
+
+static int ide_gd_ioctl(struct block_device *bdev, fmode_t mode,
+                             unsigned int cmd, unsigned long arg)
+{
+        struct ide_disk_obj *idkp = ide_drv_g(bdev->bd_disk, ide_disk_obj);
+        ide_drive_t *drive = idkp->drive;
+
+        return drive->disk_ops->ioctl(drive, bdev, mode, cmd, arg);
+}
+
+static struct block_device_operations ide_gd_ops = {
+        .owner                  = THIS_MODULE,
+        .open                   = ide_gd_open,
+        .release                = ide_gd_release,
+        .locked_ioctl           = ide_gd_ioctl,
+        .getgeo                 = ide_gd_getgeo,
+        .media_changed          = ide_gd_media_changed,
+        .revalidate_disk        = ide_gd_revalidate_disk
+};
+
+static int ide_gd_probe(ide_drive_t *drive)
+{
+        const struct ide_disk_ops *disk_ops = NULL;
+        struct ide_disk_obj *idkp;
+        struct gendisk *g;
+
+        /* strstr("foo", "") is non-NULL */
+        if (!strstr("ide-gd", drive->driver_req))
+                goto failed;
+
+#ifdef CONFIG_IDE_GD_ATA
+        if (drive->media == ide_disk)
+                disk_ops = &ide_ata_disk_ops;
+#endif
+#ifdef CONFIG_IDE_GD_ATAPI
+        if (drive->media == ide_floppy)
+                disk_ops = &ide_atapi_disk_ops;
+#endif
+        if (disk_ops == NULL)
+                goto failed;
+
+        if (disk_ops->check(drive, DRV_NAME) == 0) {
+                printk(KERN_ERR PFX "%s: not supported by this driver\n",
+                        drive->name);
+                goto failed;
+        }
+
+        idkp = kzalloc(sizeof(*idkp), GFP_KERNEL);
+        if (!idkp) {
+                printk(KERN_ERR PFX "%s: can't allocate a disk structure\n",
+                        drive->name);
+                goto failed;
+        }
+
+        g = alloc_disk_node(IDE_DISK_MINORS, hwif_to_node(drive->hwif));
+        if (!g)
+                goto out_free_idkp;
+
+        ide_init_disk(g, drive);
+
+        kref_init(&idkp->kref);
+
+        idkp->drive = drive;
+        idkp->driver = &ide_gd_driver;
+        idkp->disk = g;
+
+        g->private_data = &idkp->driver;
+
+        drive->driver_data = idkp;
+        drive->debug_mask = debug_mask;
+        drive->disk_ops = disk_ops;
+
+        disk_ops->setup(drive);
+
+        set_capacity(g, ide_gd_capacity(drive));
+
+        g->minors = IDE_DISK_MINORS;
+        g->driverfs_dev = &drive->gendev;
+        g->flags |= GENHD_FL_EXT_DEVT;
+        if (drive->dev_flags & IDE_DFLAG_REMOVABLE)
+                g->flags = GENHD_FL_REMOVABLE;
+        g->fops = &ide_gd_ops;
+        add_disk(g);
+        return 0;
+
+out_free_idkp:
+        kfree(idkp);
+failed:
+        return -ENODEV;
+}
+
+static int __init ide_gd_init(void)
+{
+        printk(KERN_INFO DRV_NAME " driver " IDE_GD_VERSION "\n");
+        return driver_register(&ide_gd_driver.gen_driver);
+}
+
+static void __exit ide_gd_exit(void)
+{
+        driver_unregister(&ide_gd_driver.gen_driver);
+}
+
+MODULE_ALIAS("ide:*m-disk*");
+MODULE_ALIAS("ide-disk");
+MODULE_ALIAS("ide:*m-floppy*");
+MODULE_ALIAS("ide-floppy");
+module_init(ide_gd_init);
+module_exit(ide_gd_exit);
+MODULE_LICENSE("GPL");
+MODULE_DESCRIPTION("generic ATA/ATAPI disk driver");
diff --git a/drivers/ide/ide-gd.h b/drivers/ide/ide-gd.h
new file mode 100644
index 000000000000..7d3d101713e0
--- /dev/null
+++ b/drivers/ide/ide-gd.h
@@ -0,0 +1,44 @@
+#ifndef __IDE_GD_H
+#define __IDE_GD_H
+
+#define DRV_NAME "ide-gd"
+#define PFX DRV_NAME ": "
+
+/* define to see debug info */
+#define IDE_GD_DEBUG_LOG        0
+
+#if IDE_GD_DEBUG_LOG
+#define ide_debug_log(lvl, fmt, args...) __ide_debug_log(lvl, fmt, args)
+#else
+#define ide_debug_log(lvl, fmt, args...) do {} while (0)
+#endif
+
+struct ide_disk_obj {
+        ide_drive_t     *drive;
+        ide_driver_t    *driver;
+        struct gendisk  *disk;
+        struct kref     kref;
+        unsigned int    openers;        /* protected by BKL for now */
+
+        /* Last failed packet command */
+        struct ide_atapi_pc *failed_pc;
+        /* used for blk_{fs,pc}_request() requests */
+        struct ide_atapi_pc queued_pc;
+
+        /* Last error information */
+        u8 sense_key, asc, ascq;
+
+        int progress_indication;
+
+        /* Device information */
+        /* Current format */
+        int blocks, block_size, bs_factor;
+        /* Last format capacity descriptor */
+        u8 cap_desc[8];
+        /* Copy of the flexible disk page */
+        u8 flexible_disk_page[32];
+};
+
+sector_t ide_gd_capacity(ide_drive_t *);
+
+#endif /* __IDE_GD_H */
diff --git a/drivers/ide/h8300/ide-h8300.c b/drivers/ide/ide-h8300.c
index e2cdd2e9cdec..e2cdd2e9cdec 100644
--- a/drivers/ide/h8300/ide-h8300.c
+++ b/drivers/ide/ide-h8300.c
diff --git a/drivers/ide/ide-ioctls.c b/drivers/ide/ide-ioctls.c
index a90945f49792..fcde16bb53a7 100644
--- a/drivers/ide/ide-ioctls.c
+++ b/drivers/ide/ide-ioctls.c
@@ -240,8 +240,7 @@ static int generic_drive_reset(ide_drive_t *drive)
         return ret;
 }
 
-int generic_ide_ioctl(ide_drive_t *drive, struct file *file,
-                      struct block_device *bdev,
+int generic_ide_ioctl(ide_drive_t *drive, struct block_device *bdev,
                       unsigned int cmd, unsigned long arg)
 {
         int err;
diff --git a/drivers/ide/ide-iops.c b/drivers/ide/ide-iops.c
index b762deb2dacb..5d6ba14e211d 100644
--- a/drivers/ide/ide-iops.c
+++ b/drivers/ide/ide-iops.c
@@ -1,6 +1,6 @@
 /*
  *  Copyright (C) 2000-2002     Andre Hedrick <andre@linux-ide.org>
- *  Copyright (C) 2003          Red Hat <alan@redhat.com>
+ *  Copyright (C) 2003          Red Hat
  *
  */
 
@@ -755,7 +755,7 @@ int ide_config_drive_speed(ide_drive_t *drive, u8 speed)
          
         udelay(1);
         SELECT_DRIVE(drive);
-        SELECT_MASK(drive, 0);
+        SELECT_MASK(drive, 1);
         udelay(1);
         tp_ops->set_irq(hwif, 0);
 
diff --git a/drivers/ide/pci/generic.c b/drivers/ide/ide-pci-generic.c
index 474f96a7c076..bddae2b329a0 100644
--- a/drivers/ide/pci/generic.c
+++ b/drivers/ide/ide-pci-generic.c
@@ -1,6 +1,6 @@
 /*
  *  Copyright (C) 2001-2002     Andre Hedrick <andre@linux-ide.org>
- *  Portions (C) Copyright 2002  Red Hat Inc <alan@redhat.com>
+ *  Portions (C) Copyright 2002  Red Hat Inc
  *
  * This program is free software; you can redistribute it and/or modify it
  * under the terms of the GNU General Public License as published by the
diff --git a/drivers/ide/ide-probe.c b/drivers/ide/ide-probe.c
index 19f8c7770a25..1649ea54f76c 100644
--- a/drivers/ide/ide-probe.c
+++ b/drivers/ide/ide-probe.c
@@ -208,6 +208,7 @@ static inline void do_identify (ide_drive_t *drive, u8 cmd)
                 drive->ready_stat = 0;
                 if (ata_id_cdb_intr(id))
                         drive->atapi_flags |= IDE_AFLAG_DRQ_INTERRUPT;
+                drive->dev_flags |= IDE_DFLAG_DOORLOCKING;
                 /* we don't do head unloading on ATAPI devices */
                 drive->dev_flags |= IDE_DFLAG_NO_UNLOAD;
                 return;
diff --git a/drivers/ide/ide-proc.c b/drivers/ide/ide-proc.c
index b26926487cc0..f3cddd1b2f8f 100644
--- a/drivers/ide/ide-proc.c
+++ b/drivers/ide/ide-proc.c
@@ -1,6 +1,6 @@
 /*
  *  Copyright (C) 1997-1998     Mark Lord
- *  Copyright (C) 2003          Red Hat <alan@redhat.com>
+ *  Copyright (C) 2003          Red Hat
  *
  *  Some code was moved here from ide.c, see it for original copyrights.
  */
@@ -567,10 +567,10 @@ static void ide_remove_proc_entries(struct proc_dir_entry *dir, ide_proc_entry_t
 void ide_proc_register_driver(ide_drive_t *drive, ide_driver_t *driver)
 {
         mutex_lock(&ide_setting_mtx);
-        drive->settings = driver->settings;
+        drive->settings = driver->proc_devsets(drive);
         mutex_unlock(&ide_setting_mtx);
 
-        ide_add_proc_entries(drive->proc, driver->proc, drive);
+        ide_add_proc_entries(drive->proc, driver->proc_entries(drive), drive);
 }
 
 EXPORT_SYMBOL(ide_proc_register_driver);
@@ -591,7 +591,7 @@ void ide_proc_unregister_driver(ide_drive_t *drive, ide_driver_t *driver)
 {
         unsigned long flags;
 
-        ide_remove_proc_entries(drive->proc, driver->proc);
+        ide_remove_proc_entries(drive->proc, driver->proc_entries(drive));
 
         mutex_lock(&ide_setting_mtx);
         spin_lock_irqsave(&ide_lock, flags);
diff --git a/drivers/ide/ide-tape.c b/drivers/ide/ide-tape.c
index d879c7797cde..a2d470eb2b55 100644
--- a/drivers/ide/ide-tape.c
+++ b/drivers/ide/ide-tape.c
@@ -2108,7 +2108,7 @@ static void idetape_get_mode_sense_results(ide_drive_t *drive)
 
         /* device lacks locking support according to capabilities page */
         if ((caps[6] & 1) == 0)
-                drive->atapi_flags |= IDE_AFLAG_NO_DOORLOCK;
+                drive->dev_flags &= ~IDE_DFLAG_DOORLOCKING;
 
         if (caps[7] & 0x02)
                 tape->blk_size = 512;
@@ -2298,6 +2298,16 @@ static ide_proc_entry_t idetape_proc[] = {
         { "name",       S_IFREG|S_IRUGO,        proc_idetape_read_name, NULL },
         { NULL, 0, NULL, NULL }
 };
+
+static ide_proc_entry_t *ide_tape_proc_entries(ide_drive_t *drive)
+{
+        return idetape_proc;
+}
+
+static const struct ide_proc_devset *ide_tape_proc_devsets(ide_drive_t *drive)
+{
+        return idetape_settings;
+}
 #endif
 
 static int ide_tape_probe(ide_drive_t *);
@@ -2315,8 +2325,8 @@ static ide_driver_t idetape_driver = {
         .end_request            = idetape_end_request,
         .error                  = __ide_error,
 #ifdef CONFIG_IDE_PROC_FS
-        .proc                   = idetape_proc,
-        .settings               = idetape_settings,
+        .proc_entries           = ide_tape_proc_entries,
+        .proc_devsets           = ide_tape_proc_devsets,
 #endif
 };
 
@@ -2330,35 +2340,30 @@ static const struct file_operations idetape_fops = {
         .release        = idetape_chrdev_release,
 };
 
-static int idetape_open(struct inode *inode, struct file *filp)
+static int idetape_open(struct block_device *bdev, fmode_t mode)
 {
-        struct gendisk *disk = inode->i_bdev->bd_disk;
-        struct ide_tape_obj *tape;
+        struct ide_tape_obj *tape = ide_tape_get(bdev->bd_disk);
 
-        tape = ide_tape_get(disk);
         if (!tape)
                 return -ENXIO;
 
         return 0;
 }
 
-static int idetape_release(struct inode *inode, struct file *filp)
+static int idetape_release(struct gendisk *disk, fmode_t mode)
 {
-        struct gendisk *disk = inode->i_bdev->bd_disk;
         struct ide_tape_obj *tape = ide_drv_g(disk, ide_tape_obj);
 
         ide_tape_put(tape);
-
         return 0;
 }
 
-static int idetape_ioctl(struct inode *inode, struct file *file,
+static int idetape_ioctl(struct block_device *bdev, fmode_t mode,
                         unsigned int cmd, unsigned long arg)
 {
-        struct block_device *bdev = inode->i_bdev;
         struct ide_tape_obj *tape = ide_drv_g(bdev->bd_disk, ide_tape_obj);
         ide_drive_t *drive = tape->drive;
-        int err = generic_ide_ioctl(drive, file, bdev, cmd, arg);
+        int err = generic_ide_ioctl(drive, bdev, cmd, arg);
         if (err == -EINVAL)
                 err = idetape_blkdev_ioctl(drive, cmd, arg);
         return err;
@@ -2368,7 +2373,7 @@ static struct block_device_operations idetape_block_ops = {
         .owner          = THIS_MODULE,
         .open           = idetape_open,
         .release        = idetape_release,
-        .ioctl          = idetape_ioctl,
+        .locked_ioctl   = idetape_ioctl,
 };
 
 static int ide_tape_probe(ide_drive_t *drive)
diff --git a/drivers/ide/arm/ide_arm.c b/drivers/ide/ide_arm.c
index f728f2927b5a..f728f2927b5a 100644
--- a/drivers/ide/arm/ide_arm.c
+++ b/drivers/ide/ide_arm.c
diff --git a/drivers/ide/legacy/ide_platform.c b/drivers/ide/ide_platform.c
index 051b4ab0f359..051b4ab0f359 100644
--- a/drivers/ide/legacy/ide_platform.c
+++ b/drivers/ide/ide_platform.c
diff --git a/drivers/ide/pci/it8213.c b/drivers/ide/it8213.c
index 7c2feeb3c5ec..7c2feeb3c5ec 100644
--- a/drivers/ide/pci/it8213.c
+++ b/drivers/ide/it8213.c
diff --git a/drivers/ide/pci/it821x.c b/drivers/ide/it821x.c
index 995e18bb3139..ef004089761b 100644
--- a/drivers/ide/pci/it821x.c
+++ b/drivers/ide/it821x.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2004           Red Hat <alan@redhat.com>
+ * Copyright (C) 2004           Red Hat
  * Copyright (C) 2007           Bartlomiej Zolnierkiewicz
  *
  *  May be copied or modified under the terms of the GNU General Public License
diff --git a/drivers/ide/pci/jmicron.c b/drivers/ide/jmicron.c
index 9a68433cf46d..bf2be6431b20 100644
--- a/drivers/ide/pci/jmicron.c
+++ b/drivers/ide/jmicron.c
@@ -1,6 +1,6 @@
 
 /*
- * Copyright (C) 2006           Red Hat <alan@redhat.com>
+ * Copyright (C) 2006           Red Hat
  *
  *  May be copied or modified under the terms of the GNU General Public License
  */
diff --git a/drivers/ide/legacy/Makefile b/drivers/ide/legacy/Makefile
deleted file mode 100644
index 6939329f89e8..000000000000
--- a/drivers/ide/legacy/Makefile
+++ /dev/null
@@ -1,25 +0,0 @@
-
-# link order is important here
-
-obj-$(CONFIG_BLK_DEV_ALI14XX)           += ali14xx.o
-obj-$(CONFIG_BLK_DEV_UMC8672)           += umc8672.o
-obj-$(CONFIG_BLK_DEV_DTC2278)           += dtc2278.o
-obj-$(CONFIG_BLK_DEV_HT6560B)           += ht6560b.o
-obj-$(CONFIG_BLK_DEV_QD65XX)            += qd65xx.o
-obj-$(CONFIG_BLK_DEV_4DRIVES)           += ide-4drives.o
-
-obj-$(CONFIG_BLK_DEV_GAYLE)             += gayle.o
-obj-$(CONFIG_BLK_DEV_FALCON_IDE)        += falconide.o
-obj-$(CONFIG_BLK_DEV_MAC_IDE)           += macide.o
-obj-$(CONFIG_BLK_DEV_Q40IDE)            += q40ide.o
-obj-$(CONFIG_BLK_DEV_BUDDHA)            += buddha.o
-
-ifeq ($(CONFIG_BLK_DEV_IDECS), m)
-        obj-m += ide-cs.o
-endif
-
-ifeq ($(CONFIG_BLK_DEV_PLATFORM), m)
-        obj-m += ide_platform.o
-endif
-
-EXTRA_CFLAGS    := -Idrivers/ide
diff --git a/drivers/ide/legacy/macide.c b/drivers/ide/macide.c
index 43f97cc1d30e..43f97cc1d30e 100644
--- a/drivers/ide/legacy/macide.c
+++ b/drivers/ide/macide.c
diff --git a/drivers/ide/mips/Makefile b/drivers/ide/mips/Makefile
deleted file mode 100644
index 5873fa0b8769..000000000000
--- a/drivers/ide/mips/Makefile
+++ /dev/null
@@ -1,3 +0,0 @@
-obj-$(CONFIG_BLK_DEV_IDE_AU1XXX)        += au1xxx-ide.o
-
-EXTRA_CFLAGS    := -Idrivers/ide
diff --git a/drivers/ide/pci/ns87415.c b/drivers/ide/ns87415.c
index 13789060f407..13789060f407 100644
--- a/drivers/ide/pci/ns87415.c
+++ b/drivers/ide/ns87415.c
diff --git a/drivers/ide/pci/opti621.c b/drivers/ide/opti621.c
index 6048eda3cd61..6048eda3cd61 100644
--- a/drivers/ide/pci/opti621.c
+++ b/drivers/ide/opti621.c
diff --git a/drivers/ide/arm/palm_bk3710.c b/drivers/ide/palm_bk3710.c
index 122ed3c072fd..122ed3c072fd 100644
--- a/drivers/ide/arm/palm_bk3710.c
+++ b/drivers/ide/palm_bk3710.c
diff --git a/drivers/ide/pci/Makefile b/drivers/ide/pci/Makefile
deleted file mode 100644
index 02e6ee7d751d..000000000000
--- a/drivers/ide/pci/Makefile
+++ /dev/null
@@ -1,44 +0,0 @@
-
-obj-$(CONFIG_BLK_DEV_AEC62XX)           += aec62xx.o
-obj-$(CONFIG_BLK_DEV_ALI15X3)           += alim15x3.o
-obj-$(CONFIG_BLK_DEV_AMD74XX)           += amd74xx.o
-obj-$(CONFIG_BLK_DEV_ATIIXP)            += atiixp.o
-obj-$(CONFIG_BLK_DEV_CELLEB)            += scc_pata.o
-obj-$(CONFIG_BLK_DEV_CMD64X)            += cmd64x.o
-obj-$(CONFIG_BLK_DEV_CS5520)            += cs5520.o
-obj-$(CONFIG_BLK_DEV_CS5530)            += cs5530.o
-obj-$(CONFIG_BLK_DEV_CS5535)            += cs5535.o
-obj-$(CONFIG_BLK_DEV_SC1200)            += sc1200.o
-obj-$(CONFIG_BLK_DEV_CY82C693)          += cy82c693.o
-obj-$(CONFIG_BLK_DEV_DELKIN)            += delkin_cb.o
-obj-$(CONFIG_BLK_DEV_HPT34X)            += hpt34x.o
-obj-$(CONFIG_BLK_DEV_HPT366)            += hpt366.o
-obj-$(CONFIG_BLK_DEV_IT8213)            += it8213.o
-obj-$(CONFIG_BLK_DEV_IT821X)            += it821x.o
-obj-$(CONFIG_BLK_DEV_JMICRON)           += jmicron.o
-obj-$(CONFIG_BLK_DEV_NS87415)           += ns87415.o
-obj-$(CONFIG_BLK_DEV_OPTI621)           += opti621.o
-obj-$(CONFIG_BLK_DEV_PDC202XX_OLD)      += pdc202xx_old.o
-obj-$(CONFIG_BLK_DEV_PDC202XX_NEW)      += pdc202xx_new.o
-obj-$(CONFIG_BLK_DEV_PIIX)              += piix.o
-obj-$(CONFIG_BLK_DEV_RZ1000)            += rz1000.o
-obj-$(CONFIG_BLK_DEV_SVWKS)             += serverworks.o
-obj-$(CONFIG_BLK_DEV_SGIIOC4)           += sgiioc4.o
-obj-$(CONFIG_BLK_DEV_SIIMAGE)           += siimage.o
-obj-$(CONFIG_BLK_DEV_SIS5513)           += sis5513.o
-obj-$(CONFIG_BLK_DEV_SL82C105)          += sl82c105.o
-obj-$(CONFIG_BLK_DEV_SLC90E66)          += slc90e66.o
-obj-$(CONFIG_BLK_DEV_TC86C001)          += tc86c001.o
-obj-$(CONFIG_BLK_DEV_TRIFLEX)           += triflex.o
-obj-$(CONFIG_BLK_DEV_TRM290)            += trm290.o
-obj-$(CONFIG_BLK_DEV_VIA82CXXX)         += via82cxxx.o
-
-# Must appear at the end of the block
-obj-$(CONFIG_BLK_DEV_GENERIC)           += ide-pci-generic.o
-ide-pci-generic-y                       += generic.o
-
-ifeq ($(CONFIG_BLK_DEV_CMD640), m)
-        obj-m += cmd640.o
-endif
-
-EXTRA_CFLAGS    := -Idrivers/ide
diff --git a/drivers/ide/pci/hpt34x.c b/drivers/ide/pci/hpt34x.c
deleted file mode 100644
index fb1a3aa57f07..000000000000
--- a/drivers/ide/pci/hpt34x.c
+++ /dev/null
@@ -1,193 +0,0 @@
-/*
- * Copyright (C) 1998-2000      Andre Hedrick <andre@linux-ide.org>
- *
- * May be copied or modified under the terms of the GNU General Public License
- *
- *
- * 00:12.0 Unknown mass storage controller:
- * Triones Technologies, Inc.
- * Unknown device 0003 (rev 01)
- *
- * hde: UDMA 2 (0x0000 0x0002) (0x0000 0x0010)
- * hdf: UDMA 2 (0x0002 0x0012) (0x0010 0x0030)
- * hde: DMA 2  (0x0000 0x0002) (0x0000 0x0010)
- * hdf: DMA 2  (0x0002 0x0012) (0x0010 0x0030)
- * hdg: DMA 1  (0x0012 0x0052) (0x0030 0x0070)
- * hdh: DMA 1  (0x0052 0x0252) (0x0070 0x00f0)
- *
- * ide-pci.c reference
- *
- * Since there are two cards that report almost identically,
- * the only discernable difference is the values reported in pcicmd.
- * Booting-BIOS card or HPT363 :: pcicmd == 0x07
- * Non-bootable card or HPT343 :: pcicmd == 0x05
- */
-
-#include <linux/module.h>
-#include <linux/types.h>
-#include <linux/kernel.h>
-#include <linux/ioport.h>
-#include <linux/interrupt.h>
-#include <linux/pci.h>
-#include <linux/init.h>
-#include <linux/ide.h>
-
-#define DRV_NAME "hpt34x"
-
-#define HPT343_DEBUG_DRIVE_INFO         0
-
-static void hpt34x_set_mode(ide_drive_t *drive, const u8 speed)
-{
-        struct pci_dev *dev = to_pci_dev(drive->hwif->dev);
-        u32 reg1= 0, tmp1 = 0, reg2 = 0, tmp2 = 0;
-        u8                      hi_speed, lo_speed;
-
-        hi_speed = speed >> 4;
-        lo_speed = speed & 0x0f;
-
-        if (hi_speed & 7) {
-                hi_speed = (hi_speed & 4) ? 0x01 : 0x10;
-        } else {
-                lo_speed <<= 5;
-                lo_speed >>= 5;
-        }
-
-        pci_read_config_dword(dev, 0x44, &reg1);
-        pci_read_config_dword(dev, 0x48, &reg2);
-        tmp1 = ((lo_speed << (3*drive->dn)) | (reg1 & ~(7 << (3*drive->dn))));
-        tmp2 = ((hi_speed << drive->dn) | (reg2 & ~(0x11 << drive->dn)));
-        pci_write_config_dword(dev, 0x44, tmp1);
-        pci_write_config_dword(dev, 0x48, tmp2);
-
-#if HPT343_DEBUG_DRIVE_INFO
-        printk("%s: %s drive%d (0x%04x 0x%04x) (0x%04x 0x%04x)" \
-                " (0x%02x 0x%02x)\n",
-                drive->name, ide_xfer_verbose(speed),
-                drive->dn, reg1, tmp1, reg2, tmp2,
-                hi_speed, lo_speed);
-#endif /* HPT343_DEBUG_DRIVE_INFO */
-}
-
-static void hpt34x_set_pio_mode(ide_drive_t *drive, const u8 pio)
-{
-        hpt34x_set_mode(drive, XFER_PIO_0 + pio);
-}
-
-/*
- * If the BIOS does not set the IO base addaress to XX00, 343 will fail.
- */
-#define HPT34X_PCI_INIT_REG             0x80
-
-static unsigned int init_chipset_hpt34x(struct pci_dev *dev)
-{
-        int i = 0;
-        unsigned long hpt34xIoBase = pci_resource_start(dev, 4);
-        unsigned long hpt_addr[4] = { 0x20, 0x34, 0x28, 0x3c };
-        unsigned long hpt_addr_len[4] = { 7, 3, 7, 3 };
-        u16 cmd;
-        unsigned long flags;
-
-        local_irq_save(flags);
-
-        pci_write_config_byte(dev, HPT34X_PCI_INIT_REG, 0x00);
-        pci_read_config_word(dev, PCI_COMMAND, &cmd);
-
-        if (cmd & PCI_COMMAND_MEMORY)
-                pci_write_config_byte(dev, PCI_LATENCY_TIMER, 0xF0);
-        else
-                pci_write_config_byte(dev, PCI_LATENCY_TIMER, 0x20);
-
-        /*
-         * Since 20-23 can be assigned and are R/W, we correct them.
-         */
-        pci_write_config_word(dev, PCI_COMMAND, cmd & ~PCI_COMMAND_IO);
-        for(i=0; i<4; i++) {
-                dev->resource[i].start = (hpt34xIoBase + hpt_addr[i]);
-                dev->resource[i].end = dev->resource[i].start + hpt_addr_len[i];
-                dev->resource[i].flags = IORESOURCE_IO;
-                pci_write_config_dword(dev,
-                                (PCI_BASE_ADDRESS_0 + (i * 4)),
-                                dev->resource[i].start);
-        }
-        pci_write_config_word(dev, PCI_COMMAND, cmd);
-
-        local_irq_restore(flags);
-
-        return dev->irq;
-}
-
-static const struct ide_port_ops hpt34x_port_ops = {
-        .set_pio_mode           = hpt34x_set_pio_mode,
-        .set_dma_mode           = hpt34x_set_mode,
-};
-
-#define IDE_HFLAGS_HPT34X \
-        (IDE_HFLAG_NO_ATAPI_DMA | \
-         IDE_HFLAG_NO_DSC | \
-         IDE_HFLAG_NO_AUTODMA)
-
-static const struct ide_port_info hpt34x_chipsets[] __devinitdata = {
-        { /* 0: HPT343 */
-                .name           = DRV_NAME,
-                .init_chipset   = init_chipset_hpt34x,
-                .port_ops       = &hpt34x_port_ops,
-                .host_flags     = IDE_HFLAGS_HPT34X | IDE_HFLAG_NON_BOOTABLE,
-                .pio_mask       = ATA_PIO5,
-        },
-        { /* 1: HPT345 */
-                .name           = DRV_NAME,
-                .init_chipset   = init_chipset_hpt34x,
-                .port_ops       = &hpt34x_port_ops,
-                .host_flags     = IDE_HFLAGS_HPT34X | IDE_HFLAG_OFF_BOARD,
-                .pio_mask       = ATA_PIO5,
-#ifdef CONFIG_HPT34X_AUTODMA
-                .swdma_mask     = ATA_SWDMA2,
-                .mwdma_mask     = ATA_MWDMA2,
-                .udma_mask      = ATA_UDMA2,
-#endif
-        }
-};
-
-static int __devinit hpt34x_init_one(struct pci_dev *dev, const struct pci_device_id *id)
-{
-        const struct ide_port_info *d;
-        u16 pcicmd = 0;
-
-        pci_read_config_word(dev, PCI_COMMAND, &pcicmd);
-
-        d = &hpt34x_chipsets[(pcicmd & PCI_COMMAND_MEMORY) ? 1 : 0];
-
-        return ide_pci_init_one(dev, d, NULL);
-}
-
-static const struct pci_device_id hpt34x_pci_tbl[] = {
-        { PCI_VDEVICE(TTI, PCI_DEVICE_ID_TTI_HPT343), 0 },
-        { 0, },
-};
-MODULE_DEVICE_TABLE(pci, hpt34x_pci_tbl);
-
-static struct pci_driver hpt34x_pci_driver = {
-        .name           = "HPT34x_IDE",
-        .id_table       = hpt34x_pci_tbl,
-        .probe          = hpt34x_init_one,
-        .remove         = ide_pci_remove,
-        .suspend        = ide_pci_suspend,
-        .resume         = ide_pci_resume,
-};
-
-static int __init hpt34x_ide_init(void)
-{
-        return ide_pci_register_driver(&hpt34x_pci_driver);
-}
-
-static void __exit hpt34x_ide_exit(void)
-{
-        pci_unregister_driver(&hpt34x_pci_driver);
-}
-
-module_init(hpt34x_ide_init);
-module_exit(hpt34x_ide_exit);
-
-MODULE_AUTHOR("Andre Hedrick");
-MODULE_DESCRIPTION("PCI driver module for Highpoint 34x IDE");
-MODULE_LICENSE("GPL");
diff --git a/drivers/ide/pci/pdc202xx_new.c b/drivers/ide/pdc202xx_new.c
index 211ae46e3e0c..211ae46e3e0c 100644
--- a/drivers/ide/pci/pdc202xx_new.c
+++ b/drivers/ide/pdc202xx_new.c
diff --git a/drivers/ide/pci/pdc202xx_old.c b/drivers/ide/pdc202xx_old.c
index 799557c25eef..799557c25eef 100644
--- a/drivers/ide/pci/pdc202xx_old.c
+++ b/drivers/ide/pdc202xx_old.c
diff --git a/drivers/ide/pci/piix.c b/drivers/ide/piix.c
index d63f9fdca76b..61d2d920a5cd 100644
--- a/drivers/ide/pci/piix.c
+++ b/drivers/ide/piix.c
@@ -1,7 +1,7 @@
 /*
  *  Copyright (C) 1998-1999 Andrzej Krzysztofowicz, Author and Maintainer
  *  Copyright (C) 1998-2000 Andre Hedrick <andre@linux-ide.org>
- *  Copyright (C) 2003 Red Hat Inc <alan@redhat.com>
+ *  Copyright (C) 2003 Red Hat
  *  Copyright (C) 2006-2007 MontaVista Software, Inc. <source@mvista.com>
  *
  *  May be copied or modified under the terms of the GNU General Public License
diff --git a/drivers/ide/ppc/pmac.c b/drivers/ide/pmac.c
index 2e19d6298536..2e19d6298536 100644
--- a/drivers/ide/ppc/pmac.c
+++ b/drivers/ide/pmac.c
diff --git a/drivers/ide/ppc/Makefile b/drivers/ide/ppc/Makefile
deleted file mode 100644
index 74e52adcdf4b..000000000000
--- a/drivers/ide/ppc/Makefile
+++ /dev/null
@@ -1,2 +0,0 @@
-
-obj-$(CONFIG_BLK_DEV_IDE_PMAC)          += pmac.o
diff --git a/drivers/ide/legacy/q40ide.c b/drivers/ide/q40ide.c
index 4af4a8ce4cdf..4af4a8ce4cdf 100644
--- a/drivers/ide/legacy/q40ide.c
+++ b/drivers/ide/q40ide.c
diff --git a/drivers/ide/legacy/qd65xx.c b/drivers/ide/qd65xx.c
index bc27c7aba936..bc27c7aba936 100644
--- a/drivers/ide/legacy/qd65xx.c
+++ b/drivers/ide/qd65xx.c
diff --git a/drivers/ide/legacy/qd65xx.h b/drivers/ide/qd65xx.h
index c83dea85e621..c83dea85e621 100644
--- a/drivers/ide/legacy/qd65xx.h
+++ b/drivers/ide/qd65xx.h
diff --git a/drivers/ide/arm/rapide.c b/drivers/ide/rapide.c
index 78d27d9ae430..d5003ca69801 100644
--- a/drivers/ide/arm/rapide.c
+++ b/drivers/ide/rapide.c
@@ -11,7 +11,7 @@
 
 #include <asm/ecard.h>
 
-static struct const ide_port_info rapide_port_info = {
+static const struct ide_port_info rapide_port_info = {
         .host_flags             = IDE_HFLAG_MMIO | IDE_HFLAG_NO_DMA,
 };
 
@@ -97,7 +97,7 @@ static int __init rapide_init(void)
 
 static void __exit rapide_exit(void)
 {
-        ecard_unregister_driver(&rapide_driver);
+        ecard_remove_driver(&rapide_driver);
 }
 
 MODULE_LICENSE("GPL");
diff --git a/drivers/ide/pci/rz1000.c b/drivers/ide/rz1000.c
index 7daf0135cbac..7daf0135cbac 100644
--- a/drivers/ide/pci/rz1000.c
+++ b/drivers/ide/rz1000.c
diff --git a/drivers/ide/pci/sc1200.c b/drivers/ide/sc1200.c
index f1a8758e3a99..f1a8758e3a99 100644
--- a/drivers/ide/pci/sc1200.c
+++ b/drivers/ide/sc1200.c
diff --git a/drivers/ide/pci/scc_pata.c b/drivers/ide/scc_pata.c
index 9ce1d8059921..0f48f9dacfa5 100644
--- a/drivers/ide/pci/scc_pata.c
+++ b/drivers/ide/scc_pata.c
@@ -5,7 +5,7 @@
  *
  * This code is based on drivers/ide/pci/siimage.c:
  * Copyright (C) 2001-2002      Andre Hedrick <andre@linux-ide.org>
- * Copyright (C) 2003           Red Hat <alan@redhat.com>
+ * Copyright (C) 2003           Red Hat
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -536,10 +536,6 @@ static u8 scc_udma_filter(ide_drive_t *drive)
 
 static int setup_mmio_scc (struct pci_dev *dev, const char *name)
 {
-        unsigned long ctl_base = pci_resource_start(dev, 0);
-        unsigned long dma_base = pci_resource_start(dev, 1);
-        unsigned long ctl_size = pci_resource_len(dev, 0);
-        unsigned long dma_size = pci_resource_len(dev, 1);
         void __iomem *ctl_addr;
         void __iomem *dma_addr;
         int i, ret;
@@ -557,10 +553,12 @@ static int setup_mmio_scc (struct pci_dev *dev, const char *name)
                 return ret;
         }
 
-        if ((ctl_addr = ioremap(ctl_base, ctl_size)) == NULL)
+        ctl_addr = pci_ioremap_bar(dev, 0);
+        if (!ctl_addr)
                 goto fail_0;
 
-        if ((dma_addr = ioremap(dma_base, dma_size)) == NULL)
+        dma_addr = pci_ioremap_bar(dev, 1);
+        if (!dma_addr)
                 goto fail_1;
 
         pci_set_master(dev);
@@ -617,7 +615,6 @@ static int __devinit init_setup_scc(struct pci_dev *dev,
         unsigned long intmask_port;
         unsigned long mode_port;
         unsigned long ecmode_port;
-        unsigned long dma_status_port;
         u32 reg = 0;
         struct scc_ports *ports;
         int rc;
@@ -637,7 +634,6 @@ static int __devinit init_setup_scc(struct pci_dev *dev,
         intmask_port = dma_base + 0x010;
         mode_port = ctl_base + 0x024;
         ecmode_port = ctl_base + 0xf00;
-        dma_status_port = dma_base + 0x004;
 
         /* controller initialization */
         reg = 0;
@@ -843,8 +839,6 @@ static u8 scc_cable_detect(ide_hwif_t *hwif)
 
 static void __devinit init_hwif_scc(ide_hwif_t *hwif)
 {
-        struct scc_ports *ports = ide_get_hwifdata(hwif);
-
         /* PTERADD */
         out_be32((void __iomem *)(hwif->dma_base + 0x018), hwif->dmatable_dma);
 
diff --git a/drivers/ide/pci/serverworks.c b/drivers/ide/serverworks.c
index 437bc919dafd..437bc919dafd 100644
--- a/drivers/ide/pci/serverworks.c
+++ b/drivers/ide/serverworks.c
diff --git a/drivers/ide/pci/sgiioc4.c b/drivers/ide/sgiioc4.c
index dd634541ce36..7defa0ae2014 100644
--- a/drivers/ide/pci/sgiioc4.c
+++ b/drivers/ide/sgiioc4.c
@@ -101,18 +101,8 @@ sgiioc4_init_hwif_ports(hw_regs_t * hw, unsigned long data_port,
         for (i = 0; i <= 7; i++)
                 hw->io_ports_array[i] = reg + i * 4;
 
-        if (ctrl_port)
-                hw->io_ports.ctl_addr = ctrl_port;
-
-        if (irq_port)
-                hw->io_ports.irq_addr = irq_port;
-}
-
-static void
-sgiioc4_maskproc(ide_drive_t * drive, int mask)
-{
-        writeb(ATA_DEVCTL_OBS | (mask ? 2 : 0),
-               (void __iomem *)drive->hwif->io_ports.ctl_addr);
+        hw->io_ports.ctl_addr = ctrl_port;
+        hw->io_ports.irq_addr = irq_port;
 }
 
 static int
@@ -310,16 +300,14 @@ static u8 sgiioc4_read_status(ide_hwif_t *hwif)
         unsigned long port = hwif->io_ports.status_addr;
         u8 reg = (u8) readb((void __iomem *) port);
 
-        if ((port & 0xFFF) == 0x11C) {  /* Status register of IOC4 */
-                if (!(reg & ATA_BUSY)) { /* Not busy... check for interrupt */
-                        unsigned long other_ir = port - 0x110;
-                        unsigned int intr_reg = (u32) readl((void __iomem *) other_ir);
+        if (!(reg & ATA_BUSY)) {        /* Not busy... check for interrupt */
+                unsigned long other_ir = port - 0x110;
+                unsigned int intr_reg = (u32) readl((void __iomem *) other_ir);
 
-                        /* Clear the Interrupt, Error bits on the IOC4 */
-                        if (intr_reg & 0x03) {
-                                writel(0x03, (void __iomem *) other_ir);
-                                intr_reg = (u32) readl((void __iomem *) other_ir);
-                        }
+                /* Clear the Interrupt, Error bits on the IOC4 */
+                if (intr_reg & 0x03) {
+                        writel(0x03, (void __iomem *) other_ir);
+                        intr_reg = (u32) readl((void __iomem *) other_ir);
                 }
         }
 
@@ -332,13 +320,9 @@ ide_dma_sgiioc4(ide_hwif_t *hwif, const struct ide_port_info *d)
 {
         struct pci_dev *dev = to_pci_dev(hwif->dev);
         unsigned long dma_base = pci_resource_start(dev, 0) + IOC4_DMA_OFFSET;
-        void __iomem *virt_dma_base;
         int num_ports = sizeof (ioc4_dma_regs_t);
         void *pad;
 
-        if (dma_base == 0)
-                return -1;
-
         printk(KERN_INFO "    %s: MMIO-DMA\n", hwif->name);
 
         if (request_mem_region(dma_base, num_ports, hwif->name) == NULL) {
@@ -348,14 +332,8 @@ ide_dma_sgiioc4(ide_hwif_t *hwif, const struct ide_port_info *d)
                 return -1;
         }
 
-        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", __func__, hwif->name,
-                       dma_base, dma_base + num_ports - 1);
-                goto dma_remap_failure;
-        }
-        hwif->dma_base = (unsigned long) virt_dma_base;
+        hwif->dma_base = (unsigned long)hwif->io_ports.irq_addr +
+                         IOC4_DMA_OFFSET;
 
         hwif->sg_max_nents = IOC4_PRD_ENTRIES;
 
@@ -379,9 +357,6 @@ ide_dma_sgiioc4(ide_hwif_t *hwif, const struct ide_port_info *d)
         printk(KERN_INFO "%s: changing from DMA to PIO mode", hwif->name);
 
 dma_pci_alloc_failure:
-        iounmap(virt_dma_base);
-
-dma_remap_failure:
         release_mem_region(dma_base, num_ports);
 
         return -1;
@@ -563,8 +538,6 @@ static const struct ide_port_ops sgiioc4_port_ops = {
         .set_dma_mode           = sgiioc4_set_dma_mode,
         /* reset DMA engine, clear IRQs */
         .resetproc              = sgiioc4_resetproc,
-        /* mask on/off NIEN register */
-        .maskproc               = sgiioc4_maskproc,
 };
 
 static const struct ide_dma_ops sgiioc4_dma_ops = {
@@ -594,14 +567,12 @@ sgiioc4_ide_setup_pci_device(struct pci_dev *dev)
         unsigned long cmd_base, irqport;
         unsigned long bar0, cmd_phys_base, ctl;
         void __iomem *virt_base;
-        struct ide_host *host;
         hw_regs_t hw, *hws[] = { &hw, NULL, NULL, NULL };
-        struct ide_port_info d = sgiioc4_port_info;
         int rc;
 
         /*  Get the CmdBlk and CtrlBlk Base Registers */
         bar0 = pci_resource_start(dev, 0);
-        virt_base = ioremap(bar0, pci_resource_len(dev, 0));
+        virt_base = pci_ioremap_bar(dev, 0);
         if (virt_base == NULL) {
                 printk(KERN_ERR "%s: Unable to remap BAR 0 address: 0x%lx\n",
                                 DRV_NAME, bar0);
@@ -617,7 +588,8 @@ sgiioc4_ide_setup_pci_device(struct pci_dev *dev)
                 printk(KERN_ERR "%s %s -- ERROR: addresses 0x%08lx to 0x%08lx "
                        "already in use\n", DRV_NAME, pci_name(dev),
                        cmd_phys_base, cmd_phys_base + IOC4_CMD_CTL_BLK_SIZE);
-                return -EBUSY;
+                rc = -EBUSY;
+                goto req_mem_rgn_err;
         }
 
         /* Initialize the IO registers */
@@ -630,21 +602,12 @@ sgiioc4_ide_setup_pci_device(struct pci_dev *dev)
         /* Initializing chipset IRQ Registers */
         writel(0x03, (void __iomem *)(irqport + IOC4_INTR_SET * 4));
 
-        host = ide_host_alloc(&d, hws);
-        if (host == NULL) {
-                rc = -ENOMEM;
-                goto err;
-        }
-
-        rc = ide_host_register(host, &d, hws);
-        if (rc)
-                goto err_free;
+        rc = ide_host_add(&sgiioc4_port_info, hws, NULL);
+        if (!rc)
+                return 0;
 
-        return 0;
-err_free:
-        ide_host_free(host);
-err:
         release_mem_region(cmd_phys_base, IOC4_CMD_CTL_BLK_SIZE);
+req_mem_rgn_err:
         iounmap(virt_base);
         return rc;
 }
diff --git a/drivers/ide/pci/siimage.c b/drivers/ide/siimage.c
index eb4faf92c571..7d622d20bc4c 100644
--- a/drivers/ide/pci/siimage.c
+++ b/drivers/ide/siimage.c
@@ -1,6 +1,6 @@
 /*
  * Copyright (C) 2001-2002      Andre Hedrick <andre@linux-ide.org>
- * Copyright (C) 2003           Red Hat <alan@redhat.com>
+ * Copyright (C) 2003           Red Hat
  * Copyright (C) 2007-2008      MontaVista Software, Inc.
  * Copyright (C) 2007-2008      Bartlomiej Zolnierkiewicz
  *
@@ -784,7 +784,7 @@ static int __devinit siimage_init_one(struct pci_dev *dev,
                         printk(KERN_WARNING DRV_NAME " %s: MMIO ports not "
                                 "available\n", pci_name(dev));
                 } else {
-                        ioaddr = ioremap(bar5, barsize);
+                        ioaddr = pci_ioremap_bar(dev, 5);
                         if (ioaddr == NULL)
                                 release_mem_region(bar5, barsize);
                 }
diff --git a/drivers/ide/pci/sis5513.c b/drivers/ide/sis5513.c
index ad32e18c5ba3..ad32e18c5ba3 100644
--- a/drivers/ide/pci/sis5513.c
+++ b/drivers/ide/sis5513.c
diff --git a/drivers/ide/pci/sl82c105.c b/drivers/ide/sl82c105.c
index 84dc33602ff8..84dc33602ff8 100644
--- a/drivers/ide/pci/sl82c105.c
+++ b/drivers/ide/sl82c105.c
diff --git a/drivers/ide/pci/slc90e66.c b/drivers/ide/slc90e66.c
index 0f759e4ed779..0f759e4ed779 100644
--- a/drivers/ide/pci/slc90e66.c
+++ b/drivers/ide/slc90e66.c
diff --git a/drivers/ide/pci/tc86c001.c b/drivers/ide/tc86c001.c
index 93e2cce4b296..93e2cce4b296 100644
--- a/drivers/ide/pci/tc86c001.c
+++ b/drivers/ide/tc86c001.c
diff --git a/drivers/ide/pci/triflex.c b/drivers/ide/triflex.c
index b6ff40336aa9..b6ff40336aa9 100644
--- a/drivers/ide/pci/triflex.c
+++ b/drivers/ide/triflex.c
diff --git a/drivers/ide/pci/trm290.c b/drivers/ide/trm290.c
index 75ea61526566..75ea61526566 100644
--- a/drivers/ide/pci/trm290.c
+++ b/drivers/ide/trm290.c
diff --git a/drivers/ide/tx4938ide.c b/drivers/ide/tx4938ide.c
new file mode 100644
index 000000000000..9120063e8f87
--- /dev/null
+++ b/drivers/ide/tx4938ide.c
@@ -0,0 +1,323 @@
+/*
+ * TX4938 internal IDE driver
+ * Based on tx4939ide.c.
+ *
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License.  See the file "COPYING" in the main directory of this archive
+ * for more details.
+ *
+ * (C) Copyright TOSHIBA CORPORATION 2005-2007
+ */
+
+#include <linux/module.h>
+#include <linux/types.h>
+#include <linux/ide.h>
+#include <linux/init.h>
+#include <linux/platform_device.h>
+#include <linux/io.h>
+#include <asm/txx9/tx4938.h>
+
+static void tx4938ide_tune_ebusc(unsigned int ebus_ch,
+                                 unsigned int gbus_clock,
+                                 u8 pio)
+{
+        struct ide_timing *t = ide_timing_find_mode(XFER_PIO_0 + pio);
+        u64 cr = __raw_readq(&tx4938_ebuscptr->cr[ebus_ch]);
+        unsigned int sp = (cr >> 4) & 3;
+        unsigned int clock = gbus_clock / (4 - sp);
+        unsigned int cycle = 1000000000 / clock;
+        unsigned int shwt;
+        int wt;
+
+        /* Minimum DIOx- active time */
+        wt = DIV_ROUND_UP(t->act8b, cycle) - 2;
+        /* IORDY setup time: 35ns */
+        wt = max_t(int, wt, DIV_ROUND_UP(35, cycle));
+        /* actual wait-cycle is max(wt & ~1, 1) */
+        if (wt > 2 && (wt & 1))
+                wt++;
+        wt &= ~1;
+        /* Address-valid to DIOR/DIOW setup */
+        shwt = DIV_ROUND_UP(t->setup, cycle);
+
+        /* -DIOx recovery time (SHWT * 4) and cycle time requirement */
+        while ((shwt * 4 + wt + (wt ? 2 : 3)) * cycle < t->cycle)
+                shwt++;
+        if (shwt > 7) {
+                pr_warning("tx4938ide: SHWT violation (%d)\n", shwt);
+                shwt = 7;
+        }
+        pr_debug("tx4938ide: ebus %d, bus cycle %dns, WT %d, SHWT %d\n",
+                 ebus_ch, cycle, wt, shwt);
+
+        __raw_writeq((cr & ~0x3f007ull) | (wt << 12) | shwt,
+                     &tx4938_ebuscptr->cr[ebus_ch]);
+}
+
+static void tx4938ide_set_pio_mode(ide_drive_t *drive, const u8 pio)
+{
+        ide_hwif_t *hwif = drive->hwif;
+        struct tx4938ide_platform_info *pdata = hwif->dev->platform_data;
+        u8 safe = pio;
+        ide_drive_t *pair;
+
+        pair = ide_get_pair_dev(drive);
+        if (pair)
+                safe = min(safe, ide_get_best_pio_mode(pair, 255, 5));
+        tx4938ide_tune_ebusc(pdata->ebus_ch, pdata->gbus_clock, safe);
+}
+
+#ifdef __BIG_ENDIAN
+
+/* custom iops (independent from SWAP_IO_SPACE) */
+static u8 tx4938ide_inb(unsigned long port)
+{
+        return __raw_readb((void __iomem *)port);
+}
+
+static void tx4938ide_outb(u8 value, unsigned long port)
+{
+        __raw_writeb(value, (void __iomem *)port);
+}
+
+static void tx4938ide_tf_load(ide_drive_t *drive, ide_task_t *task)
+{
+        ide_hwif_t *hwif = drive->hwif;
+        struct ide_io_ports *io_ports = &hwif->io_ports;
+        struct ide_taskfile *tf = &task->tf;
+        u8 HIHI = task->tf_flags & IDE_TFLAG_LBA48 ? 0xE0 : 0xEF;
+
+        if (task->tf_flags & IDE_TFLAG_FLAGGED)
+                HIHI = 0xFF;
+
+        if (task->tf_flags & IDE_TFLAG_OUT_DATA) {
+                u16 data = (tf->hob_data << 8) | tf->data;
+
+                /* no endian swap */
+                __raw_writew(data, (void __iomem *)io_ports->data_addr);
+        }
+
+        if (task->tf_flags & IDE_TFLAG_OUT_HOB_FEATURE)
+                tx4938ide_outb(tf->hob_feature, io_ports->feature_addr);
+        if (task->tf_flags & IDE_TFLAG_OUT_HOB_NSECT)
+                tx4938ide_outb(tf->hob_nsect, io_ports->nsect_addr);
+        if (task->tf_flags & IDE_TFLAG_OUT_HOB_LBAL)
+                tx4938ide_outb(tf->hob_lbal, io_ports->lbal_addr);
+        if (task->tf_flags & IDE_TFLAG_OUT_HOB_LBAM)
+                tx4938ide_outb(tf->hob_lbam, io_ports->lbam_addr);
+        if (task->tf_flags & IDE_TFLAG_OUT_HOB_LBAH)
+                tx4938ide_outb(tf->hob_lbah, io_ports->lbah_addr);
+
+        if (task->tf_flags & IDE_TFLAG_OUT_FEATURE)
+                tx4938ide_outb(tf->feature, io_ports->feature_addr);
+        if (task->tf_flags & IDE_TFLAG_OUT_NSECT)
+                tx4938ide_outb(tf->nsect, io_ports->nsect_addr);
+        if (task->tf_flags & IDE_TFLAG_OUT_LBAL)
+                tx4938ide_outb(tf->lbal, io_ports->lbal_addr);
+        if (task->tf_flags & IDE_TFLAG_OUT_LBAM)
+                tx4938ide_outb(tf->lbam, io_ports->lbam_addr);
+        if (task->tf_flags & IDE_TFLAG_OUT_LBAH)
+                tx4938ide_outb(tf->lbah, io_ports->lbah_addr);
+
+        if (task->tf_flags & IDE_TFLAG_OUT_DEVICE)
+                tx4938ide_outb((tf->device & HIHI) | drive->select,
+                               io_ports->device_addr);
+}
+
+static void tx4938ide_tf_read(ide_drive_t *drive, ide_task_t *task)
+{
+        ide_hwif_t *hwif = drive->hwif;
+        struct ide_io_ports *io_ports = &hwif->io_ports;
+        struct ide_taskfile *tf = &task->tf;
+
+        if (task->tf_flags & IDE_TFLAG_IN_DATA) {
+                u16 data;
+
+                /* no endian swap */
+                data = __raw_readw((void __iomem *)io_ports->data_addr);
+                tf->data = data & 0xff;
+                tf->hob_data = (data >> 8) & 0xff;
+        }
+
+        /* be sure we're looking at the low order bits */
+        tx4938ide_outb(ATA_DEVCTL_OBS & ~0x80, io_ports->ctl_addr);
+
+        if (task->tf_flags & IDE_TFLAG_IN_FEATURE)
+                tf->feature = tx4938ide_inb(io_ports->feature_addr);
+        if (task->tf_flags & IDE_TFLAG_IN_NSECT)
+                tf->nsect  = tx4938ide_inb(io_ports->nsect_addr);
+        if (task->tf_flags & IDE_TFLAG_IN_LBAL)
+                tf->lbal   = tx4938ide_inb(io_ports->lbal_addr);
+        if (task->tf_flags & IDE_TFLAG_IN_LBAM)
+                tf->lbam   = tx4938ide_inb(io_ports->lbam_addr);
+        if (task->tf_flags & IDE_TFLAG_IN_LBAH)
+                tf->lbah   = tx4938ide_inb(io_ports->lbah_addr);
+        if (task->tf_flags & IDE_TFLAG_IN_DEVICE)
+                tf->device = tx4938ide_inb(io_ports->device_addr);
+
+        if (task->tf_flags & IDE_TFLAG_LBA48) {
+                tx4938ide_outb(ATA_DEVCTL_OBS | 0x80, io_ports->ctl_addr);
+
+                if (task->tf_flags & IDE_TFLAG_IN_HOB_FEATURE)
+                        tf->hob_feature =
+                                tx4938ide_inb(io_ports->feature_addr);
+                if (task->tf_flags & IDE_TFLAG_IN_HOB_NSECT)
+                        tf->hob_nsect   = tx4938ide_inb(io_ports->nsect_addr);
+                if (task->tf_flags & IDE_TFLAG_IN_HOB_LBAL)
+                        tf->hob_lbal    = tx4938ide_inb(io_ports->lbal_addr);
+                if (task->tf_flags & IDE_TFLAG_IN_HOB_LBAM)
+                        tf->hob_lbam    = tx4938ide_inb(io_ports->lbam_addr);
+                if (task->tf_flags & IDE_TFLAG_IN_HOB_LBAH)
+                        tf->hob_lbah    = tx4938ide_inb(io_ports->lbah_addr);
+        }
+}
+
+static void tx4938ide_input_data_swap(ide_drive_t *drive, struct request *rq,
+                                void *buf, unsigned int len)
+{
+        unsigned long port = drive->hwif->io_ports.data_addr;
+        unsigned short *ptr = buf;
+        unsigned int count = (len + 1) / 2;
+
+        while (count--)
+                *ptr++ = cpu_to_le16(__raw_readw((void __iomem *)port));
+        __ide_flush_dcache_range((unsigned long)buf, count * 2);
+}
+
+static void tx4938ide_output_data_swap(ide_drive_t *drive, struct request *rq,
+                                void *buf, unsigned int len)
+{
+        unsigned long port = drive->hwif->io_ports.data_addr;
+        unsigned short *ptr = buf;
+        unsigned int count = (len + 1) / 2;
+
+        while (count--) {
+                __raw_writew(le16_to_cpu(*ptr), (void __iomem *)port);
+                ptr++;
+        }
+        __ide_flush_dcache_range((unsigned long)buf, count * 2);
+}
+
+static const struct ide_tp_ops tx4938ide_tp_ops = {
+        .exec_command           = ide_exec_command,
+        .read_status            = ide_read_status,
+        .read_altstatus         = ide_read_altstatus,
+        .read_sff_dma_status    = ide_read_sff_dma_status,
+
+        .set_irq                = ide_set_irq,
+
+        .tf_load                = tx4938ide_tf_load,
+        .tf_read                = tx4938ide_tf_read,
+
+        .input_data             = tx4938ide_input_data_swap,
+        .output_data            = tx4938ide_output_data_swap,
+};
+
+#endif  /* __BIG_ENDIAN */
+
+static const struct ide_port_ops tx4938ide_port_ops = {
+        .set_pio_mode = tx4938ide_set_pio_mode,
+};
+
+static const struct ide_port_info tx4938ide_port_info __initdata = {
+        .port_ops = &tx4938ide_port_ops,
+#ifdef __BIG_ENDIAN
+        .tp_ops = &tx4938ide_tp_ops,
+#endif
+        .host_flags = IDE_HFLAG_MMIO | IDE_HFLAG_NO_DMA,
+        .pio_mask = ATA_PIO5,
+};
+
+static int __init tx4938ide_probe(struct platform_device *pdev)
+{
+        hw_regs_t hw;
+        hw_regs_t *hws[] = { &hw, NULL, NULL, NULL };
+        struct ide_host *host;
+        struct resource *res;
+        struct tx4938ide_platform_info *pdata = pdev->dev.platform_data;
+        int irq, ret, i;
+        unsigned long mapbase, mapctl;
+        struct ide_port_info d = tx4938ide_port_info;
+
+        irq = platform_get_irq(pdev, 0);
+        if (irq < 0)
+                return -ENODEV;
+        res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+        if (!res)
+                return -ENODEV;
+
+        if (!devm_request_mem_region(&pdev->dev, res->start,
+                                     res->end - res->start + 1, "tx4938ide"))
+                return -EBUSY;
+        mapbase = (unsigned long)devm_ioremap(&pdev->dev, res->start,
+                                              8 << pdata->ioport_shift);
+        mapctl = (unsigned long)devm_ioremap(&pdev->dev,
+                                             res->start + 0x10000 +
+                                             (6 << pdata->ioport_shift),
+                                             1 << pdata->ioport_shift);
+        if (!mapbase || !mapctl)
+                return -EBUSY;
+
+        memset(&hw, 0, sizeof(hw));
+        if (pdata->ioport_shift) {
+                unsigned long port = mapbase;
+                unsigned long ctl = mapctl;
+
+                hw.io_ports_array[0] = port;
+#ifdef __BIG_ENDIAN
+                port++;
+                ctl++;
+#endif
+                for (i = 1; i <= 7; i++)
+                        hw.io_ports_array[i] =
+                                port + (i << pdata->ioport_shift);
+                hw.io_ports.ctl_addr = ctl;
+        } else
+                ide_std_init_ports(&hw, mapbase, mapctl);
+        hw.irq = irq;
+        hw.dev = &pdev->dev;
+
+        pr_info("TX4938 IDE interface (base %#lx, ctl %#lx, irq %d)\n",
+                mapbase, mapctl, hw.irq);
+        if (pdata->gbus_clock)
+                tx4938ide_tune_ebusc(pdata->ebus_ch, pdata->gbus_clock, 0);
+        else
+                d.port_ops = NULL;
+        ret = ide_host_add(&d, hws, &host);
+        if (!ret)
+                platform_set_drvdata(pdev, host);
+        return ret;
+}
+
+static int __exit tx4938ide_remove(struct platform_device *pdev)
+{
+        struct ide_host *host = platform_get_drvdata(pdev);
+
+        ide_host_remove(host);
+        return 0;
+}
+
+static struct platform_driver tx4938ide_driver = {
+        .driver         = {
+                .name   = "tx4938ide",
+                .owner  = THIS_MODULE,
+        },
+        .remove = __exit_p(tx4938ide_remove),
+};
+
+static int __init tx4938ide_init(void)
+{
+        return platform_driver_probe(&tx4938ide_driver, tx4938ide_probe);
+}
+
+static void __exit tx4938ide_exit(void)
+{
+        platform_driver_unregister(&tx4938ide_driver);
+}
+
+module_init(tx4938ide_init);
+module_exit(tx4938ide_exit);
+
+MODULE_DESCRIPTION("TX4938 internal IDE driver");
+MODULE_LICENSE("GPL");
+MODULE_ALIAS("platform:tx4938ide");
diff --git a/drivers/ide/tx4939ide.c b/drivers/ide/tx4939ide.c
new file mode 100644
index 000000000000..bafb7d1a22e2
--- /dev/null
+++ b/drivers/ide/tx4939ide.c
@@ -0,0 +1,754 @@
+/*
+ * TX4939 internal IDE driver
+ * Based on RBTX49xx patch from CELF patch archive.
+ *
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License.  See the file "COPYING" in the main directory of this archive
+ * for more details.
+ *
+ * (C) Copyright TOSHIBA CORPORATION 2005-2007
+ */
+
+#include <linux/module.h>
+#include <linux/types.h>
+#include <linux/ide.h>
+#include <linux/init.h>
+#include <linux/delay.h>
+#include <linux/platform_device.h>
+#include <linux/io.h>
+#include <linux/scatterlist.h>
+
+#define MODNAME "tx4939ide"
+
+/* ATA Shadow Registers (8-bit except for Data which is 16-bit) */
+#define TX4939IDE_Data                  0x000
+#define TX4939IDE_Error_Feature         0x001
+#define TX4939IDE_Sec                   0x002
+#define TX4939IDE_LBA0                  0x003
+#define TX4939IDE_LBA1                  0x004
+#define TX4939IDE_LBA2                  0x005
+#define TX4939IDE_DevHead               0x006
+#define TX4939IDE_Stat_Cmd              0x007
+#define TX4939IDE_AltStat_DevCtl        0x402
+/* H/W DMA Registers  */
+#define TX4939IDE_DMA_Cmd       0x800   /* 8-bit */
+#define TX4939IDE_DMA_Stat      0x802   /* 8-bit */
+#define TX4939IDE_PRD_Ptr       0x804   /* 32-bit */
+/* ATA100 CORE Registers (16-bit) */
+#define TX4939IDE_Sys_Ctl       0xc00
+#define TX4939IDE_Xfer_Cnt_1    0xc08
+#define TX4939IDE_Xfer_Cnt_2    0xc0a
+#define TX4939IDE_Sec_Cnt       0xc10
+#define TX4939IDE_Start_Lo_Addr 0xc18
+#define TX4939IDE_Start_Up_Addr 0xc20
+#define TX4939IDE_Add_Ctl       0xc28
+#define TX4939IDE_Lo_Burst_Cnt  0xc30
+#define TX4939IDE_Up_Burst_Cnt  0xc38
+#define TX4939IDE_PIO_Addr      0xc88
+#define TX4939IDE_H_Rst_Tim     0xc90
+#define TX4939IDE_Int_Ctl       0xc98
+#define TX4939IDE_Pkt_Cmd       0xcb8
+#define TX4939IDE_Bxfer_Cnt_Hi  0xcc0
+#define TX4939IDE_Bxfer_Cnt_Lo  0xcc8
+#define TX4939IDE_Dev_TErr      0xcd0
+#define TX4939IDE_Pkt_Xfer_Ctl  0xcd8
+#define TX4939IDE_Start_TAddr   0xce0
+
+/* bits for Int_Ctl */
+#define TX4939IDE_INT_ADDRERR   0x80
+#define TX4939IDE_INT_REACHMUL  0x40
+#define TX4939IDE_INT_DEVTIMING 0x20
+#define TX4939IDE_INT_UDMATERM  0x10
+#define TX4939IDE_INT_TIMER     0x08
+#define TX4939IDE_INT_BUSERR    0x04
+#define TX4939IDE_INT_XFEREND   0x02
+#define TX4939IDE_INT_HOST      0x01
+
+#define TX4939IDE_IGNORE_INTS   \
+        (TX4939IDE_INT_ADDRERR | TX4939IDE_INT_REACHMUL | \
+         TX4939IDE_INT_DEVTIMING | TX4939IDE_INT_UDMATERM | \
+         TX4939IDE_INT_TIMER | TX4939IDE_INT_XFEREND)
+
+#ifdef __BIG_ENDIAN
+#define tx4939ide_swizzlel(a)   ((a) ^ 4)
+#define tx4939ide_swizzlew(a)   ((a) ^ 6)
+#define tx4939ide_swizzleb(a)   ((a) ^ 7)
+#else
+#define tx4939ide_swizzlel(a)   (a)
+#define tx4939ide_swizzlew(a)   (a)
+#define tx4939ide_swizzleb(a)   (a)
+#endif
+
+static u16 tx4939ide_readw(void __iomem *base, u32 reg)
+{
+        return __raw_readw(base + tx4939ide_swizzlew(reg));
+}
+static u8 tx4939ide_readb(void __iomem *base, u32 reg)
+{
+        return __raw_readb(base + tx4939ide_swizzleb(reg));
+}
+static void tx4939ide_writel(u32 val, void __iomem *base, u32 reg)
+{
+        __raw_writel(val, base + tx4939ide_swizzlel(reg));
+}
+static void tx4939ide_writew(u16 val, void __iomem *base, u32 reg)
+{
+        __raw_writew(val, base + tx4939ide_swizzlew(reg));
+}
+static void tx4939ide_writeb(u8 val, void __iomem *base, u32 reg)
+{
+        __raw_writeb(val, base + tx4939ide_swizzleb(reg));
+}
+
+#define TX4939IDE_BASE(hwif)    ((void __iomem *)(hwif)->extra_base)
+
+static void tx4939ide_set_pio_mode(ide_drive_t *drive, const u8 pio)
+{
+        ide_hwif_t *hwif = drive->hwif;
+        int is_slave = drive->dn;
+        u32 mask, val;
+        u8 safe = pio;
+        ide_drive_t *pair;
+
+        pair = ide_get_pair_dev(drive);
+        if (pair)
+                safe = min(safe, ide_get_best_pio_mode(pair, 255, 4));
+        /*
+         * Update Command Transfer Mode for master/slave and Data
+         * Transfer Mode for this drive.
+         */
+        mask = is_slave ? 0x07f00000 : 0x000007f0;
+        val = ((safe << 8) | (pio << 4)) << (is_slave ? 16 : 0);
+        hwif->select_data = (hwif->select_data & ~mask) | val;
+        /* tx4939ide_tf_load_fixup() will set the Sys_Ctl register */
+}
+
+static void tx4939ide_set_dma_mode(ide_drive_t *drive, const u8 mode)
+{
+        ide_hwif_t *hwif = drive->hwif;
+        u32 mask, val;
+
+        /* Update Data Transfer Mode for this drive. */
+        if (mode >= XFER_UDMA_0)
+                val = mode - XFER_UDMA_0 + 8;
+        else
+                val = mode - XFER_MW_DMA_0 + 5;
+        if (drive->dn) {
+                mask = 0x00f00000;
+                val <<= 20;
+        } else {
+                mask = 0x000000f0;
+                val <<= 4;
+        }
+        hwif->select_data = (hwif->select_data & ~mask) | val;
+        /* tx4939ide_tf_load_fixup() will set the Sys_Ctl register */
+}
+
+static u16 tx4939ide_check_error_ints(ide_hwif_t *hwif)
+{
+        void __iomem *base = TX4939IDE_BASE(hwif);
+        u16 ctl = tx4939ide_readw(base, TX4939IDE_Int_Ctl);
+
+        if (ctl & TX4939IDE_INT_BUSERR) {
+                /* reset FIFO */
+                u16 sysctl = tx4939ide_readw(base, TX4939IDE_Sys_Ctl);
+
+                tx4939ide_writew(sysctl | 0x4000, base, TX4939IDE_Sys_Ctl);
+                mmiowb();
+                /* wait 12GBUSCLK (typ. 60ns @ GBUS200MHz, max 270ns) */
+                ndelay(270);
+                tx4939ide_writew(sysctl, base, TX4939IDE_Sys_Ctl);
+        }
+        if (ctl & (TX4939IDE_INT_ADDRERR |
+                   TX4939IDE_INT_DEVTIMING | TX4939IDE_INT_BUSERR))
+                pr_err("%s: Error interrupt %#x (%s%s%s )\n",
+                       hwif->name, ctl,
+                       ctl & TX4939IDE_INT_ADDRERR ? " Address-Error" : "",
+                       ctl & TX4939IDE_INT_DEVTIMING ? " DEV-Timing" : "",
+                       ctl & TX4939IDE_INT_BUSERR ? " Bus-Error" : "");
+        return ctl;
+}
+
+static void tx4939ide_clear_irq(ide_drive_t *drive)
+{
+        ide_hwif_t *hwif;
+        void __iomem *base;
+        u16 ctl;
+
+        /*
+         * tx4939ide_dma_test_irq() and tx4939ide_dma_end() do all job
+         * for DMA case.
+         */
+        if (drive->waiting_for_dma)
+                return;
+        hwif = drive->hwif;
+        base = TX4939IDE_BASE(hwif);
+        ctl = tx4939ide_check_error_ints(hwif);
+        tx4939ide_writew(ctl, base, TX4939IDE_Int_Ctl);
+}
+
+static u8 tx4939ide_cable_detect(ide_hwif_t *hwif)
+{
+        void __iomem *base = TX4939IDE_BASE(hwif);
+
+        return tx4939ide_readw(base, TX4939IDE_Sys_Ctl) & 0x2000 ?
+                ATA_CBL_PATA40 : ATA_CBL_PATA80;
+}
+
+#ifdef __BIG_ENDIAN
+static void tx4939ide_dma_host_set(ide_drive_t *drive, int on)
+{
+        ide_hwif_t *hwif = drive->hwif;
+        u8 unit = drive->dn;
+        void __iomem *base = TX4939IDE_BASE(hwif);
+        u8 dma_stat = tx4939ide_readb(base, TX4939IDE_DMA_Stat);
+
+        if (on)
+                dma_stat |= (1 << (5 + unit));
+        else
+                dma_stat &= ~(1 << (5 + unit));
+
+        tx4939ide_writeb(dma_stat, base, TX4939IDE_DMA_Stat);
+}
+#else
+#define tx4939ide_dma_host_set  ide_dma_host_set
+#endif
+
+static u8 tx4939ide_clear_dma_status(void __iomem *base)
+{
+        u8 dma_stat;
+
+        /* read DMA status for INTR & ERROR flags */
+        dma_stat = tx4939ide_readb(base, TX4939IDE_DMA_Stat);
+        /* clear INTR & ERROR flags */
+        tx4939ide_writeb(dma_stat | ATA_DMA_INTR | ATA_DMA_ERR, base,
+                         TX4939IDE_DMA_Stat);
+        /* recover intmask cleared by writing to bit2 of DMA_Stat */
+        tx4939ide_writew(TX4939IDE_IGNORE_INTS << 8, base, TX4939IDE_Int_Ctl);
+        return dma_stat;
+}
+
+#ifdef __BIG_ENDIAN
+/* custom ide_build_dmatable to handle swapped layout */
+static int tx4939ide_build_dmatable(ide_drive_t *drive, struct request *rq)
+{
+        ide_hwif_t *hwif = drive->hwif;
+        u32 *table = (u32 *)hwif->dmatable_cpu;
+        unsigned int count = 0;
+        int i;
+        struct scatterlist *sg;
+
+        hwif->sg_nents = ide_build_sglist(drive, rq);
+        if (hwif->sg_nents == 0)
+                return 0;
+
+        for_each_sg(hwif->sg_table, sg, hwif->sg_nents, i) {
+                u32 cur_addr, cur_len, bcount;
+
+                cur_addr = sg_dma_address(sg);
+                cur_len = sg_dma_len(sg);
+
+                /*
+                 * Fill in the DMA table, without crossing any 64kB boundaries.
+                 */
+
+                while (cur_len) {
+                        if (count++ >= PRD_ENTRIES)
+                                goto use_pio_instead;
+
+                        bcount = 0x10000 - (cur_addr & 0xffff);
+                        if (bcount > cur_len)
+                                bcount = cur_len;
+                        *table++ = bcount & 0xffff;
+                        *table++ = cur_addr;
+                        cur_addr += bcount;
+                        cur_len -= bcount;
+                }
+        }
+
+        if (count) {
+                *(table - 2) |= 0x80000000;
+                return count;
+        }
+
+use_pio_instead:
+        printk(KERN_ERR "%s: %s\n", drive->name,
+                count ? "DMA table too small" : "empty DMA table?");
+
+        ide_destroy_dmatable(drive);
+
+        return 0; /* revert to PIO for this request */
+}
+#else
+#define tx4939ide_build_dmatable        ide_build_dmatable
+#endif
+
+static int tx4939ide_dma_setup(ide_drive_t *drive)
+{
+        ide_hwif_t *hwif = drive->hwif;
+        void __iomem *base = TX4939IDE_BASE(hwif);
+        struct request *rq = hwif->hwgroup->rq;
+        u8 reading;
+        int nent;
+
+        if (rq_data_dir(rq))
+                reading = 0;
+        else
+                reading = ATA_DMA_WR;
+
+        /* fall back to PIO! */
+        nent = tx4939ide_build_dmatable(drive, rq);
+        if (!nent) {
+                ide_map_sg(drive, rq);
+                return 1;
+        }
+
+        /* PRD table */
+        tx4939ide_writel(hwif->dmatable_dma, base, TX4939IDE_PRD_Ptr);
+
+        /* specify r/w */
+        tx4939ide_writeb(reading, base, TX4939IDE_DMA_Cmd);
+
+        /* clear INTR & ERROR flags */
+        tx4939ide_clear_dma_status(base);
+
+        drive->waiting_for_dma = 1;
+
+        tx4939ide_writew(SECTOR_SIZE / 2, base, drive->dn ?
+                         TX4939IDE_Xfer_Cnt_2 : TX4939IDE_Xfer_Cnt_1);
+        tx4939ide_writew(rq->nr_sectors, base, TX4939IDE_Sec_Cnt);
+        return 0;
+}
+
+static int tx4939ide_dma_end(ide_drive_t *drive)
+{
+        ide_hwif_t *hwif = drive->hwif;
+        u8 dma_stat, dma_cmd;
+        void __iomem *base = TX4939IDE_BASE(hwif);
+        u16 ctl = tx4939ide_readw(base, TX4939IDE_Int_Ctl);
+
+        drive->waiting_for_dma = 0;
+
+        /* get DMA command mode */
+        dma_cmd = tx4939ide_readb(base, TX4939IDE_DMA_Cmd);
+        /* stop DMA */
+        tx4939ide_writeb(dma_cmd & ~ATA_DMA_START, base, TX4939IDE_DMA_Cmd);
+
+        /* read and clear the INTR & ERROR bits */
+        dma_stat = tx4939ide_clear_dma_status(base);
+
+        /* purge DMA mappings */
+        ide_destroy_dmatable(drive);
+        /* verify good DMA status */
+        wmb();
+
+        if ((dma_stat & (ATA_DMA_INTR | ATA_DMA_ERR | ATA_DMA_ACTIVE)) == 0 &&
+            (ctl & (TX4939IDE_INT_XFEREND | TX4939IDE_INT_HOST)) ==
+            (TX4939IDE_INT_XFEREND | TX4939IDE_INT_HOST))
+                /* INT_IDE lost... bug? */
+                return 0;
+        return ((dma_stat & (ATA_DMA_INTR | ATA_DMA_ERR | ATA_DMA_ACTIVE)) !=
+                ATA_DMA_INTR) ? 0x10 | dma_stat : 0;
+}
+
+/* returns 1 if DMA IRQ issued, 0 otherwise */
+static int tx4939ide_dma_test_irq(ide_drive_t *drive)
+{
+        ide_hwif_t *hwif = drive->hwif;
+        void __iomem *base = TX4939IDE_BASE(hwif);
+        u16 ctl, ide_int;
+        u8 dma_stat, stat;
+        int found = 0;
+
+        ctl = tx4939ide_check_error_ints(hwif);
+        ide_int = ctl & (TX4939IDE_INT_XFEREND | TX4939IDE_INT_HOST);
+        switch (ide_int) {
+        case TX4939IDE_INT_HOST:
+                /* On error, XFEREND might not be asserted. */
+                stat = tx4939ide_readb(base, TX4939IDE_AltStat_DevCtl);
+                if ((stat & (ATA_BUSY | ATA_DRQ | ATA_ERR)) == ATA_ERR)
+                        found = 1;
+                else
+                        /* Wait for XFEREND (Mask HOST and unmask XFEREND) */
+                        ctl &= ~TX4939IDE_INT_XFEREND << 8;
+                ctl |= ide_int << 8;
+                break;
+        case TX4939IDE_INT_HOST | TX4939IDE_INT_XFEREND:
+                dma_stat = tx4939ide_readb(base, TX4939IDE_DMA_Stat);
+                if (!(dma_stat & ATA_DMA_INTR))
+                        pr_warning("%s: weird interrupt status. "
+                                   "DMA_Stat %#02x int_ctl %#04x\n",
+                                   hwif->name, dma_stat, ctl);
+                found = 1;
+                break;
+        }
+        /*
+         * Do not clear XFEREND, HOST now.  They will be cleared by
+         * clearing bit2 of DMA_Stat.
+         */
+        ctl &= ~ide_int;
+        tx4939ide_writew(ctl, base, TX4939IDE_Int_Ctl);
+        return found;
+}
+
+static void tx4939ide_init_hwif(ide_hwif_t *hwif)
+{
+        void __iomem *base = TX4939IDE_BASE(hwif);
+
+        /* Soft Reset */
+        tx4939ide_writew(0x8000, base, TX4939IDE_Sys_Ctl);
+        mmiowb();
+        /* at least 20 GBUSCLK (typ. 100ns @ GBUS200MHz, max 450ns) */
+        ndelay(450);
+        tx4939ide_writew(0x0000, base, TX4939IDE_Sys_Ctl);
+        /* mask some interrupts and clear all interrupts */
+        tx4939ide_writew((TX4939IDE_IGNORE_INTS << 8) | 0xff, base,
+                         TX4939IDE_Int_Ctl);
+
+        tx4939ide_writew(0x0008, base, TX4939IDE_Lo_Burst_Cnt);
+        tx4939ide_writew(0, base, TX4939IDE_Up_Burst_Cnt);
+}
+
+static int tx4939ide_init_dma(ide_hwif_t *hwif, const struct ide_port_info *d)
+{
+        hwif->dma_base =
+                hwif->extra_base + tx4939ide_swizzleb(TX4939IDE_DMA_Cmd);
+        /*
+         * Note that we cannot use ATA_DMA_TABLE_OFS, ATA_DMA_STATUS
+         * for big endian.
+         */
+        return ide_allocate_dma_engine(hwif);
+}
+
+static void tx4939ide_tf_load_fixup(ide_drive_t *drive, ide_task_t *task)
+{
+        ide_hwif_t *hwif = drive->hwif;
+        void __iomem *base = TX4939IDE_BASE(hwif);
+        u16 sysctl = hwif->select_data >> (drive->dn ? 16 : 0);
+
+        /*
+         * Fix ATA100 CORE System Control Register. (The write to the
+         * Device/Head register may write wrong data to the System
+         * Control Register)
+         * While Sys_Ctl is written here, selectproc is not needed.
+         */
+        tx4939ide_writew(sysctl, base, TX4939IDE_Sys_Ctl);
+}
+
+#ifdef __BIG_ENDIAN
+
+static u8 tx4939ide_read_sff_dma_status(ide_hwif_t *hwif)
+{
+        void __iomem *base = TX4939IDE_BASE(hwif);
+
+        return tx4939ide_readb(base, TX4939IDE_DMA_Stat);
+}
+
+/* custom iops (independent from SWAP_IO_SPACE) */
+static u8 tx4939ide_inb(unsigned long port)
+{
+        return __raw_readb((void __iomem *)port);
+}
+
+static void tx4939ide_outb(u8 value, unsigned long port)
+{
+        __raw_writeb(value, (void __iomem *)port);
+}
+
+static void tx4939ide_tf_load(ide_drive_t *drive, ide_task_t *task)
+{
+        ide_hwif_t *hwif = drive->hwif;
+        struct ide_io_ports *io_ports = &hwif->io_ports;
+        struct ide_taskfile *tf = &task->tf;
+        u8 HIHI = task->tf_flags & IDE_TFLAG_LBA48 ? 0xE0 : 0xEF;
+
+        if (task->tf_flags & IDE_TFLAG_FLAGGED)
+                HIHI = 0xFF;
+
+        if (task->tf_flags & IDE_TFLAG_OUT_DATA) {
+                u16 data = (tf->hob_data << 8) | tf->data;
+
+                /* no endian swap */
+                __raw_writew(data, (void __iomem *)io_ports->data_addr);
+        }
+
+        if (task->tf_flags & IDE_TFLAG_OUT_HOB_FEATURE)
+                tx4939ide_outb(tf->hob_feature, io_ports->feature_addr);
+        if (task->tf_flags & IDE_TFLAG_OUT_HOB_NSECT)
+                tx4939ide_outb(tf->hob_nsect, io_ports->nsect_addr);
+        if (task->tf_flags & IDE_TFLAG_OUT_HOB_LBAL)
+                tx4939ide_outb(tf->hob_lbal, io_ports->lbal_addr);
+        if (task->tf_flags & IDE_TFLAG_OUT_HOB_LBAM)
+                tx4939ide_outb(tf->hob_lbam, io_ports->lbam_addr);
+        if (task->tf_flags & IDE_TFLAG_OUT_HOB_LBAH)
+                tx4939ide_outb(tf->hob_lbah, io_ports->lbah_addr);
+
+        if (task->tf_flags & IDE_TFLAG_OUT_FEATURE)
+                tx4939ide_outb(tf->feature, io_ports->feature_addr);
+        if (task->tf_flags & IDE_TFLAG_OUT_NSECT)
+                tx4939ide_outb(tf->nsect, io_ports->nsect_addr);
+        if (task->tf_flags & IDE_TFLAG_OUT_LBAL)
+                tx4939ide_outb(tf->lbal, io_ports->lbal_addr);
+        if (task->tf_flags & IDE_TFLAG_OUT_LBAM)
+                tx4939ide_outb(tf->lbam, io_ports->lbam_addr);
+        if (task->tf_flags & IDE_TFLAG_OUT_LBAH)
+                tx4939ide_outb(tf->lbah, io_ports->lbah_addr);
+
+        if (task->tf_flags & IDE_TFLAG_OUT_DEVICE) {
+                tx4939ide_outb((tf->device & HIHI) | drive->select,
+                               io_ports->device_addr);
+                tx4939ide_tf_load_fixup(drive, task);
+        }
+}
+
+static void tx4939ide_tf_read(ide_drive_t *drive, ide_task_t *task)
+{
+        ide_hwif_t *hwif = drive->hwif;
+        struct ide_io_ports *io_ports = &hwif->io_ports;
+        struct ide_taskfile *tf = &task->tf;
+
+        if (task->tf_flags & IDE_TFLAG_IN_DATA) {
+                u16 data;
+
+                /* no endian swap */
+                data = __raw_readw((void __iomem *)io_ports->data_addr);
+                tf->data = data & 0xff;
+                tf->hob_data = (data >> 8) & 0xff;
+        }
+
+        /* be sure we're looking at the low order bits */
+        tx4939ide_outb(ATA_DEVCTL_OBS & ~0x80, io_ports->ctl_addr);
+
+        if (task->tf_flags & IDE_TFLAG_IN_FEATURE)
+                tf->feature = tx4939ide_inb(io_ports->feature_addr);
+        if (task->tf_flags & IDE_TFLAG_IN_NSECT)
+                tf->nsect  = tx4939ide_inb(io_ports->nsect_addr);
+        if (task->tf_flags & IDE_TFLAG_IN_LBAL)
+                tf->lbal   = tx4939ide_inb(io_ports->lbal_addr);
+        if (task->tf_flags & IDE_TFLAG_IN_LBAM)
+                tf->lbam   = tx4939ide_inb(io_ports->lbam_addr);
+        if (task->tf_flags & IDE_TFLAG_IN_LBAH)
+                tf->lbah   = tx4939ide_inb(io_ports->lbah_addr);
+        if (task->tf_flags & IDE_TFLAG_IN_DEVICE)
+                tf->device = tx4939ide_inb(io_ports->device_addr);
+
+        if (task->tf_flags & IDE_TFLAG_LBA48) {
+                tx4939ide_outb(ATA_DEVCTL_OBS | 0x80, io_ports->ctl_addr);
+
+                if (task->tf_flags & IDE_TFLAG_IN_HOB_FEATURE)
+                        tf->hob_feature =
+                                tx4939ide_inb(io_ports->feature_addr);
+                if (task->tf_flags & IDE_TFLAG_IN_HOB_NSECT)
+                        tf->hob_nsect   = tx4939ide_inb(io_ports->nsect_addr);
+                if (task->tf_flags & IDE_TFLAG_IN_HOB_LBAL)
+                        tf->hob_lbal    = tx4939ide_inb(io_ports->lbal_addr);
+                if (task->tf_flags & IDE_TFLAG_IN_HOB_LBAM)
+                        tf->hob_lbam    = tx4939ide_inb(io_ports->lbam_addr);
+                if (task->tf_flags & IDE_TFLAG_IN_HOB_LBAH)
+                        tf->hob_lbah    = tx4939ide_inb(io_ports->lbah_addr);
+        }
+}
+
+static void tx4939ide_input_data_swap(ide_drive_t *drive, struct request *rq,
+                                void *buf, unsigned int len)
+{
+        unsigned long port = drive->hwif->io_ports.data_addr;
+        unsigned short *ptr = buf;
+        unsigned int count = (len + 1) / 2;
+
+        while (count--)
+                *ptr++ = cpu_to_le16(__raw_readw((void __iomem *)port));
+        __ide_flush_dcache_range((unsigned long)buf, count * 2);
+}
+
+static void tx4939ide_output_data_swap(ide_drive_t *drive, struct request *rq,
+                                void *buf, unsigned int len)
+{
+        unsigned long port = drive->hwif->io_ports.data_addr;
+        unsigned short *ptr = buf;
+        unsigned int count = (len + 1) / 2;
+
+        while (count--) {
+                __raw_writew(le16_to_cpu(*ptr), (void __iomem *)port);
+                ptr++;
+        }
+        __ide_flush_dcache_range((unsigned long)buf, count * 2);
+}
+
+static const struct ide_tp_ops tx4939ide_tp_ops = {
+        .exec_command           = ide_exec_command,
+        .read_status            = ide_read_status,
+        .read_altstatus         = ide_read_altstatus,
+        .read_sff_dma_status    = tx4939ide_read_sff_dma_status,
+
+        .set_irq                = ide_set_irq,
+
+        .tf_load                = tx4939ide_tf_load,
+        .tf_read                = tx4939ide_tf_read,
+
+        .input_data             = tx4939ide_input_data_swap,
+        .output_data            = tx4939ide_output_data_swap,
+};
+
+#else   /* __LITTLE_ENDIAN */
+
+static void tx4939ide_tf_load(ide_drive_t *drive, ide_task_t *task)
+{
+        ide_tf_load(drive, task);
+        if (task->tf_flags & IDE_TFLAG_OUT_DEVICE)
+                tx4939ide_tf_load_fixup(drive, task);
+}
+
+static const struct ide_tp_ops tx4939ide_tp_ops = {
+        .exec_command           = ide_exec_command,
+        .read_status            = ide_read_status,
+        .read_altstatus         = ide_read_altstatus,
+        .read_sff_dma_status    = ide_read_sff_dma_status,
+
+        .set_irq                = ide_set_irq,
+
+        .tf_load                = tx4939ide_tf_load,
+        .tf_read                = ide_tf_read,
+
+        .input_data             = ide_input_data,
+        .output_data            = ide_output_data,
+};
+
+#endif  /* __LITTLE_ENDIAN */
+
+static const struct ide_port_ops tx4939ide_port_ops = {
+        .set_pio_mode = tx4939ide_set_pio_mode,
+        .set_dma_mode = tx4939ide_set_dma_mode,
+        .clear_irq = tx4939ide_clear_irq,
+        .cable_detect = tx4939ide_cable_detect,
+};
+
+static const struct ide_dma_ops tx4939ide_dma_ops = {
+        .dma_host_set = tx4939ide_dma_host_set,
+        .dma_setup = tx4939ide_dma_setup,
+        .dma_exec_cmd = ide_dma_exec_cmd,
+        .dma_start = ide_dma_start,
+        .dma_end = tx4939ide_dma_end,
+        .dma_test_irq = tx4939ide_dma_test_irq,
+        .dma_lost_irq = ide_dma_lost_irq,
+        .dma_timeout = ide_dma_timeout,
+};
+
+static const struct ide_port_info tx4939ide_port_info __initdata = {
+        .init_hwif = tx4939ide_init_hwif,
+        .init_dma = tx4939ide_init_dma,
+        .port_ops = &tx4939ide_port_ops,
+        .dma_ops = &tx4939ide_dma_ops,
+        .tp_ops = &tx4939ide_tp_ops,
+        .host_flags = IDE_HFLAG_MMIO,
+        .pio_mask = ATA_PIO4,
+        .mwdma_mask = ATA_MWDMA2,
+        .udma_mask = ATA_UDMA5,
+};
+
+static int __init tx4939ide_probe(struct platform_device *pdev)
+{
+        hw_regs_t hw;
+        hw_regs_t *hws[] = { &hw, NULL, NULL, NULL };
+        struct ide_host *host;
+        struct resource *res;
+        int irq, ret;
+        unsigned long mapbase;
+
+        irq = platform_get_irq(pdev, 0);
+        if (irq < 0)
+                return -ENODEV;
+        res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+        if (!res)
+                return -ENODEV;
+
+        if (!devm_request_mem_region(&pdev->dev, res->start,
+                                     res->end - res->start + 1, "tx4938ide"))
+                return -EBUSY;
+        mapbase = (unsigned long)devm_ioremap(&pdev->dev, res->start,
+                                              res->end - res->start + 1);
+        if (!mapbase)
+                return -EBUSY;
+        memset(&hw, 0, sizeof(hw));
+        hw.io_ports.data_addr =
+                mapbase + tx4939ide_swizzlew(TX4939IDE_Data);
+        hw.io_ports.error_addr =
+                mapbase + tx4939ide_swizzleb(TX4939IDE_Error_Feature);
+        hw.io_ports.nsect_addr =
+                mapbase + tx4939ide_swizzleb(TX4939IDE_Sec);
+        hw.io_ports.lbal_addr =
+                mapbase + tx4939ide_swizzleb(TX4939IDE_LBA0);
+        hw.io_ports.lbam_addr =
+                mapbase + tx4939ide_swizzleb(TX4939IDE_LBA1);
+        hw.io_ports.lbah_addr =
+                mapbase + tx4939ide_swizzleb(TX4939IDE_LBA2);
+        hw.io_ports.device_addr =
+                mapbase + tx4939ide_swizzleb(TX4939IDE_DevHead);
+        hw.io_ports.command_addr =
+                mapbase + tx4939ide_swizzleb(TX4939IDE_Stat_Cmd);
+        hw.io_ports.ctl_addr =
+                mapbase + tx4939ide_swizzleb(TX4939IDE_AltStat_DevCtl);
+        hw.irq = irq;
+        hw.dev = &pdev->dev;
+
+        pr_info("TX4939 IDE interface (base %#lx, irq %d)\n", mapbase, irq);
+        host = ide_host_alloc(&tx4939ide_port_info, hws);
+        if (!host)
+                return -ENOMEM;
+        /* use extra_base for base address of the all registers */
+        host->ports[0]->extra_base = mapbase;
+        ret = ide_host_register(host, &tx4939ide_port_info, hws);
+        if (ret) {
+                ide_host_free(host);
+                return ret;
+        }
+        platform_set_drvdata(pdev, host);
+        return 0;
+}
+
+static int __exit tx4939ide_remove(struct platform_device *pdev)
+{
+        struct ide_host *host = platform_get_drvdata(pdev);
+
+        ide_host_remove(host);
+        return 0;
+}
+
+#ifdef CONFIG_PM
+static int tx4939ide_resume(struct platform_device *dev)
+{
+        struct ide_host *host = platform_get_drvdata(dev);
+        ide_hwif_t *hwif = host->ports[0];
+
+        tx4939ide_init_hwif(hwif);
+        return 0;
+}
+#else
+#define tx4939ide_resume        NULL
+#endif
+
+static struct platform_driver tx4939ide_driver = {
+        .driver = {
+                .name = MODNAME,
+                .owner = THIS_MODULE,
+        },
+        .remove = __exit_p(tx4939ide_remove),
+        .resume = tx4939ide_resume,
+};
+
+static int __init tx4939ide_init(void)
+{
+        return platform_driver_probe(&tx4939ide_driver, tx4939ide_probe);
+}
+
+static void __exit tx4939ide_exit(void)
+{
+        platform_driver_unregister(&tx4939ide_driver);
+}
+
+module_init(tx4939ide_init);
+module_exit(tx4939ide_exit);
+
+MODULE_DESCRIPTION("TX4939 internal IDE driver");
+MODULE_LICENSE("GPL");
+MODULE_ALIAS("platform:tx4939ide");
diff --git a/drivers/ide/legacy/umc8672.c b/drivers/ide/umc8672.c
index 1da076e0c917..1da076e0c917 100644
--- a/drivers/ide/legacy/umc8672.c
+++ b/drivers/ide/umc8672.c
diff --git a/drivers/ide/pci/via82cxxx.c b/drivers/ide/via82cxxx.c
index 2a812d3207e9..2a812d3207e9 100644
--- a/drivers/ide/pci/via82cxxx.c
+++ b/drivers/ide/via82cxxx.c