diff --git a/arch/m68k/mac/baboon.c b/arch/m68k/mac/baboon.c
index dae9c982aa89..c7b25b0aacff 100644
--- a/arch/m68k/mac/baboon.c
+++ b/arch/m68k/mac/baboon.c
@@ -11,7 +11,6 @@
 #include <linux/mm.h>
 #include <linux/delay.h>
 #include <linux/init.h>
-#include <linux/ide.h>
 
 #include <asm/traps.h>
 #include <asm/bootinfo.h>
diff --git a/arch/m68k/mac/via.c b/arch/m68k/mac/via.c
index f3b27d04a31f..1bdb03c73c0f 100644
--- a/arch/m68k/mac/via.c
+++ b/arch/m68k/mac/via.c
@@ -27,7 +27,6 @@
 #include <linux/mm.h>
 #include <linux/delay.h>
 #include <linux/init.h>
-#include <linux/ide.h>
 #include <linux/module.h>
 
 #include <asm/bootinfo.h>
diff --git a/arch/mips/emma2rh/markeins/setup.c b/arch/mips/emma2rh/markeins/setup.c
index a56c4b804b07..822a20e21fa4 100644
--- a/arch/mips/emma2rh/markeins/setup.c
+++ b/arch/mips/emma2rh/markeins/setup.c
@@ -27,7 +27,6 @@
 #include <linux/types.h>
 #include <linux/initrd.h>
 #include <linux/irq.h>
-#include <linux/ide.h>
 #include <linux/ioport.h>
 #include <linux/param.h>	/* for HZ */
 #include <linux/root_dev.h>
diff --git a/arch/mips/jazz/setup.c b/arch/mips/jazz/setup.c
index f60524e8bc44..b59ba6b93cdd 100644
--- a/arch/mips/jazz/setup.c
+++ b/arch/mips/jazz/setup.c
@@ -10,7 +10,6 @@
  * Copyright (C) 2007 by Thomas Bogendoerfer
  */
 #include <linux/eisa.h>
-#include <linux/hdreg.h>
 #include <linux/init.h>
 #include <linux/ioport.h>
 #include <linux/sched.h>
@@ -18,7 +17,6 @@
 #include <linux/mm.h>
 #include <linux/console.h>
 #include <linux/fb.h>
-#include <linux/ide.h>
 #include <linux/pm.h>
 #include <linux/screen_info.h>
 #include <linux/platform_device.h>
diff --git a/arch/powerpc/include/asm/ide.h b/arch/powerpc/include/asm/ide.h
index 1aaf27be8741..048480e340f2 100644
--- a/arch/powerpc/include/asm/ide.h
+++ b/arch/powerpc/include/asm/ide.h
@@ -20,7 +20,6 @@
 #define __ide_mm_outsl(p, a, c)	writesl((void __iomem *)(p), (a), (c))
 
 #ifndef  __powerpc64__
-#include <linux/hdreg.h>
 #include <linux/ioport.h>
 
 /* FIXME: use ide_platform host driver */
diff --git a/arch/sh/boards/mach-systemh/irq.c b/arch/sh/boards/mach-systemh/irq.c
index 0ba2fe674c47..601c9c8cdbec 100644
--- a/arch/sh/boards/mach-systemh/irq.c
+++ b/arch/sh/boards/mach-systemh/irq.c
@@ -11,9 +11,8 @@
 
 #include <linux/init.h>
 #include <linux/irq.h>
+#include <linux/interrupt.h>
 
-#include <linux/hdreg.h>
-#include <linux/ide.h>
 #include <asm/io.h>
 #include <asm/systemh7751.h>
 #include <asm/smc37c93x.h>
diff --git a/arch/xtensa/kernel/xtensa_ksyms.c b/arch/xtensa/kernel/xtensa_ksyms.c
index 6e52cdd6166f..c9a7c5b74a0d 100644
--- a/arch/xtensa/kernel/xtensa_ksyms.c
+++ b/arch/xtensa/kernel/xtensa_ksyms.c
@@ -18,7 +18,6 @@
 #include <linux/interrupt.h>
 #include <asm/irq.h>
 #include <linux/in6.h>
-#include <linux/ide.h>
 
 #include <asm/uaccess.h>
 #include <asm/checksum.h>
diff --git a/drivers/cdrom/cdrom.c b/drivers/cdrom/cdrom.c
index a5da35632651..d9d1b65d206c 100644
--- a/drivers/cdrom/cdrom.c
+++ b/drivers/cdrom/cdrom.c
@@ -1436,10 +1436,6 @@ static void cdrom_count_tracks(struct cdrom_device_info *cdi, tracktype* tracks)
 	tracks->xa=0;
 	tracks->error=0;
 	cdinfo(CD_COUNT_TRACKS, "entering cdrom_count_tracks\n"); 
-        if (!CDROM_CAN(CDC_PLAY_AUDIO)) { 
-                tracks->error=CDS_NO_INFO;
-                return;
-        }        
 	/* Grab the TOC header so we can see how many tracks there are */
 	if ((ret = cdi->ops->audio_ioctl(cdi, CDROMREADTOCHDR, &header))) {
 		if (ret == -ENOMEDIUM)
diff --git a/drivers/ide/Kconfig b/drivers/ide/Kconfig
index 130ef64b44f7..a34758d29516 100644
--- a/drivers/ide/Kconfig
+++ b/drivers/ide/Kconfig
@@ -54,16 +54,6 @@ menuconfig IDE
 
 if IDE
 
-config IDE_MAX_HWIFS
-	int "Max IDE interfaces"
-	depends on ALPHA || SUPERH || IA64 || EMBEDDED
-	range 1 10
-	default 4
-	help
-	  This is the maximum number of IDE hardware interfaces that will
-	  be supported by the driver. Make sure it is at least as high as
-	  the number of IDE interfaces in your system.
-
 config BLK_DEV_IDE
 	tristate "Enhanced IDE/MFM/RLL disk/cdrom/tape/floppy support"
 	---help---
diff --git a/drivers/ide/arm/palm_bk3710.c b/drivers/ide/arm/palm_bk3710.c
index 3e842d60eae9..f788fa5a977b 100644
--- a/drivers/ide/arm/palm_bk3710.c
+++ b/drivers/ide/arm/palm_bk3710.c
@@ -309,7 +309,7 @@ static void __devinit palm_bk3710_chipinit(void __iomem *base)
 	palm_bk3710_setpiomode(base, NULL, 1, 600, 0);
 }
 
-static u8 __devinit palm_bk3710_cable_detect(ide_hwif_t *hwif)
+static u8 palm_bk3710_cable_detect(ide_hwif_t *hwif)
 {
 	return ATA_CBL_PATA80;
 }
diff --git a/drivers/ide/ide-cd.c b/drivers/ide/ide-cd.c
index e617cf08aef6..89a112d513ad 100644
--- a/drivers/ide/ide-cd.c
+++ b/drivers/ide/ide-cd.c
@@ -66,11 +66,11 @@ static struct cdrom_info *ide_cd_get(struct gendisk *disk)
 	mutex_lock(&idecd_ref_mutex);
 	cd = ide_cd_g(disk);
 	if (cd) {
-		kref_get(&cd->kref);
-		if (ide_device_get(cd->drive)) {
-			kref_put(&cd->kref, ide_cd_release);
+		if (ide_device_get(cd->drive))
 			cd = NULL;
-		}
+		else
+			kref_get(&cd->kref);
+
 	}
 	mutex_unlock(&idecd_ref_mutex);
 	return cd;
@@ -78,9 +78,11 @@ static struct cdrom_info *ide_cd_get(struct gendisk *disk)
 
 static void ide_cd_put(struct cdrom_info *cd)
 {
+	ide_drive_t *drive = cd->drive;
+
 	mutex_lock(&idecd_ref_mutex);
-	ide_device_put(cd->drive);
 	kref_put(&cd->kref, ide_cd_release);
+	ide_device_put(drive);
 	mutex_unlock(&idecd_ref_mutex);
 }
 
@@ -1305,6 +1307,7 @@ static int cdrom_read_capacity(ide_drive_t *drive, unsigned long *capacity,
 	int stat;
 	unsigned char cmd[BLK_MAX_CDB];
 	unsigned len = sizeof(capbuf);
+	u32 blocklen;
 
 	memset(cmd, 0, BLK_MAX_CDB);
 	cmd[0] = GPCMD_READ_CDVD_CAPACITY;
@@ -1317,23 +1320,24 @@ static int cdrom_read_capacity(ide_drive_t *drive, unsigned long *capacity,
 	/*
 	 * Sanity check the given block size
 	 */
-	switch (capbuf.blocklen) {
-	case __constant_cpu_to_be32(512):
-	case __constant_cpu_to_be32(1024):
-	case __constant_cpu_to_be32(2048):
-	case __constant_cpu_to_be32(4096):
+	blocklen = be32_to_cpu(capbuf.blocklen);
+	switch (blocklen) {
+	case 512:
+	case 1024:
+	case 2048:
+	case 4096:
 		break;
 	default:
 		printk(KERN_ERR "%s: weird block size %u\n",
-			drive->name, capbuf.blocklen);
+			drive->name, blocklen);
 		printk(KERN_ERR "%s: default to 2kb block size\n",
 			drive->name);
-		capbuf.blocklen = __constant_cpu_to_be32(2048);
+		blocklen = 2048;
 		break;
 	}
 
 	*capacity = 1 + be32_to_cpu(capbuf.lba);
-	*sectors_per_frame = be32_to_cpu(capbuf.blocklen) >> SECTOR_BITS;
+	*sectors_per_frame = blocklen >> SECTOR_BITS;
 	return 0;
 }
 
diff --git a/drivers/ide/ide-disk.c b/drivers/ide/ide-disk.c
index 28d85b410f7c..68b9cf0138b0 100644
--- a/drivers/ide/ide-disk.c
+++ b/drivers/ide/ide-disk.c
@@ -65,11 +65,10 @@ static struct ide_disk_obj *ide_disk_get(struct gendisk *disk)
 	mutex_lock(&idedisk_ref_mutex);
 	idkp = ide_disk_g(disk);
 	if (idkp) {
-		kref_get(&idkp->kref);
-		if (ide_device_get(idkp->drive)) {
-			kref_put(&idkp->kref, ide_disk_release);
+		if (ide_device_get(idkp->drive))
 			idkp = NULL;
-		}
+		else
+			kref_get(&idkp->kref);
 	}
 	mutex_unlock(&idedisk_ref_mutex);
 	return idkp;
@@ -77,9 +76,11 @@ static struct ide_disk_obj *ide_disk_get(struct gendisk *disk)
 
 static void ide_disk_put(struct ide_disk_obj *idkp)
 {
+	ide_drive_t *drive = idkp->drive;
+
 	mutex_lock(&idedisk_ref_mutex);
-	ide_device_put(idkp->drive);
 	kref_put(&idkp->kref, ide_disk_release);
+	ide_device_put(drive);
 	mutex_unlock(&idedisk_ref_mutex);
 }
 
diff --git a/drivers/ide/ide-dma.c b/drivers/ide/ide-dma.c
index 71c377a7bcf2..adc682755857 100644
--- a/drivers/ide/ide-dma.c
+++ b/drivers/ide/ide-dma.c
@@ -649,11 +649,7 @@ static unsigned int ide_get_mode_mask(ide_drive_t *drive, u8 base, u8 req_mode)
 		if (id->field_valid & 2) {
 			mask = id->dma_1word & hwif->swdma_mask;
 		} else if (id->tDMA) {
-			/*
-			 * ide_fix_driveid() doesn't convert ->tDMA to the
-			 * CPU endianness so we need to do it here
-			 */
-			u8 mode = le16_to_cpu(id->tDMA);
+			u8 mode = id->tDMA;
 
 			/*
 			 * if the mode is valid convert it to the mask
diff --git a/drivers/ide/ide-floppy.c b/drivers/ide/ide-floppy.c
index ca11a26746f1..e9034c0125f3 100644
--- a/drivers/ide/ide-floppy.c
+++ b/drivers/ide/ide-floppy.c
@@ -167,11 +167,10 @@ static struct ide_floppy_obj *ide_floppy_get(struct gendisk *disk)
 	mutex_lock(&idefloppy_ref_mutex);
 	floppy = ide_floppy_g(disk);
 	if (floppy) {
-		kref_get(&floppy->kref);
-		if (ide_device_get(floppy->drive)) {
-			kref_put(&floppy->kref, idefloppy_cleanup_obj);
+		if (ide_device_get(floppy->drive))
 			floppy = NULL;
-		}
+		else
+			kref_get(&floppy->kref);
 	}
 	mutex_unlock(&idefloppy_ref_mutex);
 	return floppy;
@@ -179,9 +178,11 @@ static struct ide_floppy_obj *ide_floppy_get(struct gendisk *disk)
 
 static void ide_floppy_put(struct ide_floppy_obj *floppy)
 {
+	ide_drive_t *drive = floppy->drive;
+
 	mutex_lock(&idefloppy_ref_mutex);
-	ide_device_put(floppy->drive);
 	kref_put(&floppy->kref, idefloppy_cleanup_obj);
+	ide_device_put(drive);
 	mutex_unlock(&idefloppy_ref_mutex);
 }
 
diff --git a/drivers/ide/ide-iops.c b/drivers/ide/ide-iops.c
index 8aae91764513..2cbadffe922e 100644
--- a/drivers/ide/ide-iops.c
+++ b/drivers/ide/ide-iops.c
@@ -484,11 +484,11 @@ void ide_fix_driveid (struct hd_driveid *id)
 	for (i = 0; i < 3; i++)
 		id->words157_159[i] = __le16_to_cpu(id->words157_159[i]);
 	id->cfa_power      = __le16_to_cpu(id->cfa_power);
-	for (i = 0; i < 14; i++)
+	for (i = 0; i < 15; i++)
 		id->words161_175[i] = __le16_to_cpu(id->words161_175[i]);
-	for (i = 0; i < 31; i++)
+	for (i = 0; i < 30; i++)
 		id->words176_205[i] = __le16_to_cpu(id->words176_205[i]);
-	for (i = 0; i < 48; i++)
+	for (i = 0; i < 49; i++)
 		id->words206_254[i] = __le16_to_cpu(id->words206_254[i]);
 	id->integrity_word  = __le16_to_cpu(id->integrity_word);
 # else
diff --git a/drivers/ide/ide-tape.c b/drivers/ide/ide-tape.c
index 82c2afe4d28a..1bce84b56630 100644
--- a/drivers/ide/ide-tape.c
+++ b/drivers/ide/ide-tape.c
@@ -331,11 +331,10 @@ static struct ide_tape_obj *ide_tape_get(struct gendisk *disk)
 	mutex_lock(&idetape_ref_mutex);
 	tape = ide_tape_g(disk);
 	if (tape) {
-		kref_get(&tape->kref);
-		if (ide_device_get(tape->drive)) {
-			kref_put(&tape->kref, ide_tape_release);
+		if (ide_device_get(tape->drive))
 			tape = NULL;
-		}
+		else
+			kref_get(&tape->kref);
 	}
 	mutex_unlock(&idetape_ref_mutex);
 	return tape;
@@ -343,9 +342,11 @@ static struct ide_tape_obj *ide_tape_get(struct gendisk *disk)
 
 static void ide_tape_put(struct ide_tape_obj *tape)
 {
+	ide_drive_t *drive = tape->drive;
+
 	mutex_lock(&idetape_ref_mutex);
-	ide_device_put(tape->drive);
 	kref_put(&tape->kref, ide_tape_release);
+	ide_device_put(drive);
 	mutex_unlock(&idetape_ref_mutex);
 }
 
diff --git a/drivers/ide/pci/aec62xx.c b/drivers/ide/pci/aec62xx.c
index e0c8fe7d9fea..40644b6f1c00 100644
--- a/drivers/ide/pci/aec62xx.c
+++ b/drivers/ide/pci/aec62xx.c
@@ -160,7 +160,7 @@ static unsigned int __devinit init_chipset_aec62xx(struct pci_dev *dev)
 	return dev->irq;
 }
 
-static u8 __devinit atp86x_cable_detect(ide_hwif_t *hwif)
+static u8 atp86x_cable_detect(ide_hwif_t *hwif)
 {
 	struct pci_dev *dev = to_pci_dev(hwif->dev);
 	u8 ata66 = 0, mask = hwif->channel ? 0x02 : 0x01;
diff --git a/drivers/ide/pci/alim15x3.c b/drivers/ide/pci/alim15x3.c
index b582687e0cd4..d647526af557 100644
--- a/drivers/ide/pci/alim15x3.c
+++ b/drivers/ide/pci/alim15x3.c
@@ -371,7 +371,7 @@ static int ali_cable_override(struct pci_dev *pdev)
  *	FIXME: frobs bits that are not defined on newer ALi devicea
  */
 
-static u8 __devinit ali_cable_detect(ide_hwif_t *hwif)
+static u8 ali_cable_detect(ide_hwif_t *hwif)
 {
 	struct pci_dev *dev = to_pci_dev(hwif->dev);
 	unsigned long flags;
diff --git a/drivers/ide/pci/amd74xx.c b/drivers/ide/pci/amd74xx.c
index 2cea7bf51a0f..1e66a960a96a 100644
--- a/drivers/ide/pci/amd74xx.c
+++ b/drivers/ide/pci/amd74xx.c
@@ -175,7 +175,7 @@ static unsigned int __devinit init_chipset_amd74xx(struct pci_dev *dev)
 	return dev->irq;
 }
 
-static u8 __devinit amd_cable_detect(ide_hwif_t *hwif)
+static u8 amd_cable_detect(ide_hwif_t *hwif)
 {
 	if ((amd_80w >> hwif->channel) & 1)
 		return ATA_CBL_PATA80;
diff --git a/drivers/ide/pci/atiixp.c b/drivers/ide/pci/atiixp.c
index 332f08f43b56..41f6cb6c163a 100644
--- a/drivers/ide/pci/atiixp.c
+++ b/drivers/ide/pci/atiixp.c
@@ -119,7 +119,7 @@ static void atiixp_set_dma_mode(ide_drive_t *drive, const u8 speed)
 	spin_unlock_irqrestore(&atiixp_lock, flags);
 }
 
-static u8 __devinit atiixp_cable_detect(ide_hwif_t *hwif)
+static u8 atiixp_cable_detect(ide_hwif_t *hwif)
 {
 	struct pci_dev *pdev = to_pci_dev(hwif->dev);
 	u8 udma_mode = 0, ch = hwif->channel;
diff --git a/drivers/ide/pci/cmd64x.c b/drivers/ide/pci/cmd64x.c
index 1360b4fa9fd3..e064398e03b4 100644
--- a/drivers/ide/pci/cmd64x.c
+++ b/drivers/ide/pci/cmd64x.c
@@ -354,7 +354,7 @@ static unsigned int __devinit init_chipset_cmd64x(struct pci_dev *dev)
 	return 0;
 }
 
-static u8 __devinit cmd64x_cable_detect(ide_hwif_t *hwif)
+static u8 cmd64x_cable_detect(ide_hwif_t *hwif)
 {
 	struct pci_dev  *dev	= to_pci_dev(hwif->dev);
 	u8 bmidecsr = 0, mask	= hwif->channel ? 0x02 : 0x01;
diff --git a/drivers/ide/pci/cs5520.c b/drivers/ide/pci/cs5520.c
index c0364b287f17..151844fcbb07 100644
--- a/drivers/ide/pci/cs5520.c
+++ b/drivers/ide/pci/cs5520.c
@@ -96,6 +96,7 @@ static const struct ide_port_ops cs5520_port_ops = {
 
 static const struct ide_port_info cyrix_chipset __devinitdata = {
 	.name		= DRV_NAME,
+	.enablebits	= { { 0x60, 0x01, 0x01 }, { 0x60, 0x02, 0x02 } },
 	.port_ops	= &cs5520_port_ops,
 	.host_flags	= IDE_HFLAG_ISA_PORTS | IDE_HFLAG_CS5520,
 	.pio_mask	= ATA_PIO4,
diff --git a/drivers/ide/pci/cs5535.c b/drivers/ide/pci/cs5535.c
index f7b50cdeefa6..dd3dc23af995 100644
--- a/drivers/ide/pci/cs5535.c
+++ b/drivers/ide/pci/cs5535.c
@@ -153,7 +153,7 @@ static void cs5535_set_pio_mode(ide_drive_t *drive, const u8 pio)
 	cs5535_set_speed(drive, XFER_PIO_0 + pio);
 }
 
-static u8 __devinit cs5535_cable_detect(ide_hwif_t *hwif)
+static u8 cs5535_cable_detect(ide_hwif_t *hwif)
 {
 	struct pci_dev *dev = to_pci_dev(hwif->dev);
 	u8 bit;
diff --git a/drivers/ide/pci/hpt366.c b/drivers/ide/pci/hpt366.c
index 5271b246b88c..748793a413ab 100644
--- a/drivers/ide/pci/hpt366.c
+++ b/drivers/ide/pci/hpt366.c
@@ -1214,7 +1214,7 @@ static unsigned int __devinit init_chipset_hpt366(struct pci_dev *dev)
 	return dev->irq;
 }
 
-static u8 __devinit hpt3xx_cable_detect(ide_hwif_t *hwif)
+static u8 hpt3xx_cable_detect(ide_hwif_t *hwif)
 {
 	struct pci_dev	*dev	= to_pci_dev(hwif->dev);
 	struct ide_host *host	= pci_get_drvdata(dev);
diff --git a/drivers/ide/pci/it8213.c b/drivers/ide/pci/it8213.c
index 6eba8f188264..652e47dd7e89 100644
--- a/drivers/ide/pci/it8213.c
+++ b/drivers/ide/pci/it8213.c
@@ -141,7 +141,7 @@ static void it8213_set_dma_mode(ide_drive_t *drive, const u8 speed)
 	}
 }
 
-static u8 __devinit it8213_cable_detect(ide_hwif_t *hwif)
+static u8 it8213_cable_detect(ide_hwif_t *hwif)
 {
 	struct pci_dev *dev = to_pci_dev(hwif->dev);
 	u8 reg42h = 0;
diff --git a/drivers/ide/pci/it821x.c b/drivers/ide/pci/it821x.c
index e16a1d113a2a..b6dc723de702 100644
--- a/drivers/ide/pci/it821x.c
+++ b/drivers/ide/pci/it821x.c
@@ -428,7 +428,7 @@ static void it821x_set_dma_mode(ide_drive_t *drive, const u8 speed)
  *	the needed logic onboard.
  */
 
-static u8 __devinit it821x_cable_detect(ide_hwif_t *hwif)
+static u8 it821x_cable_detect(ide_hwif_t *hwif)
 {
 	/* The reference driver also only does disk side */
 	return ATA_CBL_PATA80;
@@ -443,7 +443,7 @@ static u8 __devinit it821x_cable_detect(ide_hwif_t *hwif)
  *	final tuning that is needed, or fixups to work around bugs.
  */
 
-static void __devinit it821x_quirkproc(ide_drive_t *drive)
+static void it821x_quirkproc(ide_drive_t *drive)
 {
 	struct it821x_dev *itdev = ide_get_hwifdata(drive->hwif);
 	struct hd_driveid *id = drive->id;
diff --git a/drivers/ide/pci/jmicron.c b/drivers/ide/pci/jmicron.c
index 545b6e172d9b..bb9d09d8f196 100644
--- a/drivers/ide/pci/jmicron.c
+++ b/drivers/ide/pci/jmicron.c
@@ -27,7 +27,7 @@ typedef enum {
  *	Returns the cable type.
  */
 
-static u8 __devinit jmicron_cable_detect(ide_hwif_t *hwif)
+static u8 jmicron_cable_detect(ide_hwif_t *hwif)
 {
 	struct pci_dev *pdev = to_pci_dev(hwif->dev);
 
diff --git a/drivers/ide/pci/pdc202xx_new.c b/drivers/ide/pci/pdc202xx_new.c
index 998615fa285f..0f609b72f470 100644
--- a/drivers/ide/pci/pdc202xx_new.c
+++ b/drivers/ide/pci/pdc202xx_new.c
@@ -193,7 +193,7 @@ static void pdcnew_set_pio_mode(ide_drive_t *drive, const u8 pio)
 	}
 }
 
-static u8 __devinit pdcnew_cable_detect(ide_hwif_t *hwif)
+static u8 pdcnew_cable_detect(ide_hwif_t *hwif)
 {
 	if (get_indexed_reg(hwif, 0x0b) & 0x04)
 		return ATA_CBL_PATA40;
diff --git a/drivers/ide/pci/pdc202xx_old.c b/drivers/ide/pci/pdc202xx_old.c
index 6ff2def58da0..de9a27400462 100644
--- a/drivers/ide/pci/pdc202xx_old.c
+++ b/drivers/ide/pci/pdc202xx_old.c
@@ -117,7 +117,7 @@ static void pdc202xx_set_pio_mode(ide_drive_t *drive, const u8 pio)
 	pdc202xx_set_mode(drive, XFER_PIO_0 + pio);
 }
 
-static u8 __devinit pdc2026x_cable_detect(ide_hwif_t *hwif)
+static u8 pdc2026x_cable_detect(ide_hwif_t *hwif)
 {
 	struct pci_dev *dev = to_pci_dev(hwif->dev);
 	u16 CIS, mask = hwif->channel ? (1 << 11) : (1 << 10);
diff --git a/drivers/ide/pci/piix.c b/drivers/ide/pci/piix.c
index 7fc3022dcf68..30cfc815fe31 100644
--- a/drivers/ide/pci/piix.c
+++ b/drivers/ide/pci/piix.c
@@ -256,7 +256,7 @@ static const struct ich_laptop ich_laptop[] = {
 	{ 0, }
 };
 
-static u8 __devinit piix_cable_detect(ide_hwif_t *hwif)
+static u8 piix_cable_detect(ide_hwif_t *hwif)
 {
 	struct pci_dev *pdev = to_pci_dev(hwif->dev);
 	const struct ich_laptop *lap = &ich_laptop[0];
diff --git a/drivers/ide/pci/scc_pata.c b/drivers/ide/pci/scc_pata.c
index 94a7ab864236..6cde48bba6f8 100644
--- a/drivers/ide/pci/scc_pata.c
+++ b/drivers/ide/pci/scc_pata.c
@@ -827,7 +827,7 @@ static void __devinit init_iops_scc(ide_hwif_t *hwif)
 	init_mmio_iops_scc(hwif);
 }
 
-static u8 __devinit scc_cable_detect(ide_hwif_t *hwif)
+static u8 scc_cable_detect(ide_hwif_t *hwif)
 {
 	return ATA_CBL_PATA80;
 }
diff --git a/drivers/ide/pci/serverworks.c b/drivers/ide/pci/serverworks.c
index d173f2937722..c3bdc6e51a48 100644
--- a/drivers/ide/pci/serverworks.c
+++ b/drivers/ide/pci/serverworks.c
@@ -272,7 +272,7 @@ static unsigned int __devinit init_chipset_svwks(struct pci_dev *dev)
 	return dev->irq;
 }
 
-static u8 __devinit ata66_svwks_svwks(ide_hwif_t *hwif)
+static u8 ata66_svwks_svwks(ide_hwif_t *hwif)
 {
 	return ATA_CBL_PATA80;
 }
@@ -284,7 +284,7 @@ static u8 __devinit ata66_svwks_svwks(ide_hwif_t *hwif)
  * Bit 14 clear = primary IDE channel does not have 80-pin cable.
  * Bit 14 set   = primary IDE channel has 80-pin cable.
  */
-static u8 __devinit ata66_svwks_dell(ide_hwif_t *hwif)
+static u8 ata66_svwks_dell(ide_hwif_t *hwif)
 {
 	struct pci_dev *dev = to_pci_dev(hwif->dev);
 
@@ -303,7 +303,7 @@ static u8 __devinit ata66_svwks_dell(ide_hwif_t *hwif)
  *
  * WARNING: this only works on Alpine hardware!
  */
-static u8 __devinit ata66_svwks_cobalt(ide_hwif_t *hwif)
+static u8 ata66_svwks_cobalt(ide_hwif_t *hwif)
 {
 	struct pci_dev *dev = to_pci_dev(hwif->dev);
 
@@ -315,7 +315,7 @@ static u8 __devinit ata66_svwks_cobalt(ide_hwif_t *hwif)
 	return ATA_CBL_PATA40;
 }
 
-static u8 __devinit svwks_cable_detect(ide_hwif_t *hwif)
+static u8 svwks_cable_detect(ide_hwif_t *hwif)
 {
 	struct pci_dev *dev = to_pci_dev(hwif->dev);
 
diff --git a/drivers/ide/pci/siimage.c b/drivers/ide/pci/siimage.c
index b8ad9ad6cf0d..445ce6fbea33 100644
--- a/drivers/ide/pci/siimage.c
+++ b/drivers/ide/pci/siimage.c
@@ -639,7 +639,7 @@ static int is_dev_seagate_sata(ide_drive_t *drive)
  *	that can occur before we know what drives are present.
  */
 
-static void __devinit sil_quirkproc(ide_drive_t *drive)
+static void sil_quirkproc(ide_drive_t *drive)
 {
 	ide_hwif_t *hwif = drive->hwif;
 
@@ -679,7 +679,7 @@ static void __devinit init_iops_siimage(ide_hwif_t *hwif)
  *	Check for the presence of an ATA66 capable cable on the interface.
  */
 
-static u8 __devinit sil_cable_detect(ide_hwif_t *hwif)
+static u8 sil_cable_detect(ide_hwif_t *hwif)
 {
 	struct pci_dev *dev	= to_pci_dev(hwif->dev);
 	unsigned long addr	= siimage_selreg(hwif, 0);
diff --git a/drivers/ide/pci/sis5513.c b/drivers/ide/pci/sis5513.c
index cc95f90b53b7..e5a4b42b4e33 100644
--- a/drivers/ide/pci/sis5513.c
+++ b/drivers/ide/pci/sis5513.c
@@ -518,7 +518,7 @@ static const struct sis_laptop sis_laptop[] = {
 	{ 0, }
 };
 
-static u8 __devinit sis_cable_detect(ide_hwif_t *hwif)
+static u8 sis_cable_detect(ide_hwif_t *hwif)
 {
 	struct pci_dev *pdev = to_pci_dev(hwif->dev);
 	const struct sis_laptop *lap = &sis_laptop[0];
diff --git a/drivers/ide/pci/slc90e66.c b/drivers/ide/pci/slc90e66.c
index 13d1fa491f26..866d6c65e3a0 100644
--- a/drivers/ide/pci/slc90e66.c
+++ b/drivers/ide/pci/slc90e66.c
@@ -116,7 +116,7 @@ static void slc90e66_set_dma_mode(ide_drive_t *drive, const u8 speed)
 	}
 }
 
-static u8 __devinit slc90e66_cable_detect(ide_hwif_t *hwif)
+static u8 slc90e66_cable_detect(ide_hwif_t *hwif)
 {
 	struct pci_dev *dev = to_pci_dev(hwif->dev);
 	u8 reg47 = 0, mask = hwif->channel ? 0x01 : 0x02;
diff --git a/drivers/ide/pci/tc86c001.c b/drivers/ide/pci/tc86c001.c
index b1cb8a9ce5a9..7fc88c375e5d 100644
--- a/drivers/ide/pci/tc86c001.c
+++ b/drivers/ide/pci/tc86c001.c
@@ -131,7 +131,7 @@ static void tc86c001_dma_start(ide_drive_t *drive)
 	ide_dma_start(drive);
 }
 
-static u8 __devinit tc86c001_cable_detect(ide_hwif_t *hwif)
+static u8 tc86c001_cable_detect(ide_hwif_t *hwif)
 {
 	struct pci_dev *dev = to_pci_dev(hwif->dev);
 	unsigned long sc_base = pci_resource_start(dev, 5);
diff --git a/drivers/ide/pci/via82cxxx.c b/drivers/ide/pci/via82cxxx.c
index 454d2bf62dce..a6b2cc83f293 100644
--- a/drivers/ide/pci/via82cxxx.c
+++ b/drivers/ide/pci/via82cxxx.c
@@ -352,7 +352,7 @@ static int via_cable_override(struct pci_dev *pdev)
 	return 0;
 }
 
-static u8 __devinit via82cxxx_cable_detect(ide_hwif_t *hwif)
+static u8 via82cxxx_cable_detect(ide_hwif_t *hwif)
 {
 	struct pci_dev *pdev = to_pci_dev(hwif->dev);
 	struct ide_host *host = pci_get_drvdata(pdev);
diff --git a/drivers/macintosh/mediabay.c b/drivers/macintosh/mediabay.c
index b1e5b4705250..d7e46d345d9e 100644
--- a/drivers/macintosh/mediabay.c
+++ b/drivers/macintosh/mediabay.c
@@ -16,7 +16,6 @@
 #include <linux/delay.h>
 #include <linux/sched.h>
 #include <linux/timer.h>
-#include <linux/hdreg.h>
 #include <linux/stddef.h>
 #include <linux/init.h>
 #include <linux/ide.h>
diff --git a/drivers/scsi/hptiop.c b/drivers/scsi/hptiop.c
index 74d12b58a263..a48e4990fe12 100644
--- a/drivers/scsi/hptiop.c
+++ b/drivers/scsi/hptiop.c
@@ -25,7 +25,6 @@
 #include <linux/delay.h>
 #include <linux/timer.h>
 #include <linux/spinlock.h>
-#include <linux/hdreg.h>
 #include <asm/uaccess.h>
 #include <asm/io.h>
 #include <asm/div64.h>
diff --git a/drivers/scsi/ide-scsi.c b/drivers/scsi/ide-scsi.c
index b40a673985aa..461331d3dc45 100644
--- a/drivers/scsi/ide-scsi.c
+++ b/drivers/scsi/ide-scsi.c
@@ -102,11 +102,10 @@ static struct ide_scsi_obj *ide_scsi_get(struct gendisk *disk)
 	mutex_lock(&idescsi_ref_mutex);
 	scsi = ide_scsi_g(disk);
 	if (scsi) {
-		scsi_host_get(scsi->host);
-		if (ide_device_get(scsi->drive)) {
-			scsi_host_put(scsi->host);
+		if (ide_device_get(scsi->drive))
 			scsi = NULL;
-		}
+		else
+			scsi_host_get(scsi->host);
 	}
 	mutex_unlock(&idescsi_ref_mutex);
 	return scsi;
@@ -114,9 +113,11 @@ static struct ide_scsi_obj *ide_scsi_get(struct gendisk *disk)
 
 static void ide_scsi_put(struct ide_scsi_obj *scsi)
 {
+	ide_drive_t *drive = scsi->drive;
+
 	mutex_lock(&idescsi_ref_mutex);
-	ide_device_put(scsi->drive);
 	scsi_host_put(scsi->host);
+	ide_device_put(drive);
 	mutex_unlock(&idescsi_ref_mutex);
 }
 
diff --git a/drivers/usb/storage/freecom.c b/drivers/usb/storage/freecom.c
index 7a4d45677227..73ac7262239e 100644
--- a/drivers/usb/storage/freecom.c
+++ b/drivers/usb/storage/freecom.c
@@ -26,8 +26,6 @@
  * (http://www.freecom.de/)
  */
 
-#include <linux/hdreg.h>
-
 #include <scsi/scsi.h>
 #include <scsi/scsi_cmnd.h>
 
diff --git a/include/linux/ide.h b/include/linux/ide.h
index b846bc44a27e..87c12ed96954 100644
--- a/include/linux/ide.h
+++ b/include/linux/ide.h
@@ -219,18 +219,7 @@ static inline int __ide_default_irq(unsigned long base)
 #include <asm-generic/ide_iops.h>
 #endif
 
-#ifndef MAX_HWIFS
-#if defined(CONFIG_BLACKFIN) || defined(CONFIG_H8300) || defined(CONFIG_XTENSA)
-# define MAX_HWIFS	1
-#else
-# define MAX_HWIFS	10
-#endif
-#endif
-
-#if !defined(MAX_HWIFS) || defined(CONFIG_EMBEDDED)
-#undef MAX_HWIFS
-#define MAX_HWIFS	CONFIG_IDE_MAX_HWIFS
-#endif
+#define MAX_HWIFS	10
 
 /* Currently only m68k, apus and m8xx need it */
 #ifndef IDE_ARCH_ACK_INTR
@@ -509,24 +498,33 @@ struct ide_tp_ops {
 
 extern const struct ide_tp_ops default_tp_ops;
 
+/**
+ * struct ide_port_ops - IDE port operations
+ *
+ * @init_dev:		host specific initialization of a device
+ * @set_pio_mode:	routine to program host for PIO mode
+ * @set_dma_mode:	routine to program host for DMA mode
+ * @selectproc:		tweaks hardware to select drive
+ * @reset_poll:		chipset polling based on hba specifics
+ * @pre_reset:		chipset specific changes to default for device-hba resets
+ * @resetproc:		routine to reset controller after a disk reset
+ * @maskproc:		special host masking for drive selection
+ * @quirkproc:		check host's drive quirk list
+ *
+ * @mdma_filter:	filter MDMA modes
+ * @udma_filter:	filter UDMA modes
+ *
+ * @cable_detect:	detect cable type
+ */
 struct ide_port_ops {
-	/* host specific initialization of a device */
 	void	(*init_dev)(ide_drive_t *);
-	/* routine to program host for PIO mode */
 	void	(*set_pio_mode)(ide_drive_t *, const u8);
-	/* routine to program host for DMA mode */
 	void	(*set_dma_mode)(ide_drive_t *, const u8);
-	/* tweaks hardware to select drive */
 	void	(*selectproc)(ide_drive_t *);
-	/* chipset polling based on hba specifics */
 	int	(*reset_poll)(ide_drive_t *);
-	/* chipset specific changes to default for device-hba resets */
 	void	(*pre_reset)(ide_drive_t *);
-	/* routine to reset controller after a disk reset */
 	void	(*resetproc)(ide_drive_t *);
-	/* special host masking for drive selection */
 	void	(*maskproc)(ide_drive_t *, int);
-	/* check host's drive quirk list */
 	void	(*quirkproc)(ide_drive_t *);
 
 	u8	(*mdma_filter)(ide_drive_t *);
diff --git a/init/main.c b/init/main.c
index 9c3b68b86ca0..0bc7e167bf45 100644
--- a/init/main.c
+++ b/init/main.c
@@ -22,7 +22,6 @@
 #include <linux/init.h>
 #include <linux/smp_lock.h>
 #include <linux/initrd.h>
-#include <linux/hdreg.h>
 #include <linux/bootmem.h>
 #include <linux/tty.h>
 #include <linux/gfp.h>