diff --git a/drivers/ide/at91_ide.c b/drivers/ide/at91_ide.c
index 403d0e4..8d39cc9 100644
--- a/drivers/ide/at91_ide.c
+++ b/drivers/ide/at91_ide.c
@@ -216,6 +216,7 @@
 	.host_flags 	= IDE_HFLAG_MMIO | IDE_HFLAG_NO_DMA | IDE_HFLAG_SINGLE |
 			  IDE_HFLAG_NO_IO_32BIT | IDE_HFLAG_UNMASK_IRQS,
 	.pio_mask 	= ATA_PIO6,
+	.chipset	= ide_generic,
 };
 
 /*
@@ -304,7 +305,6 @@
 		ide_std_init_ports(&hw, tf_base, ctl_base + 6);
 
 	hw.irq = board->irq_pin;
-	hw.chipset = ide_generic;
 	hw.dev = &pdev->dev;
 
 	host = ide_host_alloc(&at91_ide_port_info, hws);
diff --git a/drivers/ide/au1xxx-ide.c b/drivers/ide/au1xxx-ide.c
index 4601364..9b31f83 100644
--- a/drivers/ide/au1xxx-ide.c
+++ b/drivers/ide/au1xxx-ide.c
@@ -499,6 +499,7 @@
 #ifdef CONFIG_BLK_DEV_IDE_AU1XXX_MDMA2_DBDMA
 	.mwdma_mask		= ATA_MWDMA2,
 #endif
+	.chipset		= ide_au1xxx,
 };
 
 static int au_ide_probe(struct platform_device *dev)
@@ -548,7 +549,6 @@
 	auide_setup_ports(&hw, ahwif);
 	hw.irq = ahwif->irq;
 	hw.dev = &dev->dev;
-	hw.chipset = ide_au1xxx;
 
 	ret = ide_host_add(&au1xxx_port_info, hws, &host);
 	if (ret)
diff --git a/drivers/ide/buddha.c b/drivers/ide/buddha.c
index d028f88..9aa2cd9 100644
--- a/drivers/ide/buddha.c
+++ b/drivers/ide/buddha.c
@@ -139,13 +139,12 @@
 
 	hw->irq = IRQ_AMIGA_PORTS;
 	hw->ack_intr = ack_intr;
-
-	hw->chipset = ide_generic;
 }
 
 static const struct ide_port_info buddha_port_info = {
 	.host_flags		= IDE_HFLAG_MMIO | IDE_HFLAG_NO_DMA,
 	.irq_flags		= IRQF_SHARED,
+	.chipset		= ide_generic,
 };
 
     /*
diff --git a/drivers/ide/cmd640.c b/drivers/ide/cmd640.c
index 8890276..e862a25 100644
--- a/drivers/ide/cmd640.c
+++ b/drivers/ide/cmd640.c
@@ -762,11 +762,9 @@
 
 	ide_std_init_ports(&hw[0], 0x1f0, 0x3f6);
 	hw[0].irq = 14;
-	hw[0].chipset = ide_cmd640;
 
 	ide_std_init_ports(&hw[1], 0x170, 0x376);
 	hw[1].irq = 15;
-	hw[1].chipset = ide_cmd640;
 
 	printk(KERN_INFO "cmd640: buggy cmd640%c interface on %s, config=0x%02x"
 			 "\n", 'a' + cmd640_chip_version - 1, bus_type, cfr);
diff --git a/drivers/ide/delkin_cb.c b/drivers/ide/delkin_cb.c
index f153b95..a0de834 100644
--- a/drivers/ide/delkin_cb.c
+++ b/drivers/ide/delkin_cb.c
@@ -68,6 +68,7 @@
 				  IDE_HFLAG_NO_DMA,
 	.irq_flags		= IRQF_SHARED,
 	.init_chipset		= delkin_cb_init_chipset,
+	.chipset		= ide_pci,
 };
 
 static int __devinit
@@ -97,7 +98,6 @@
 	ide_std_init_ports(&hw, base + 0x10, base + 0x1e);
 	hw.irq = dev->irq;
 	hw.dev = &dev->dev;
-	hw.chipset = ide_pci;		/* this enables IRQ sharing */
 
 	rc = ide_host_add(&delkin_cb_port_info, hws, &host);
 	if (rc)
diff --git a/drivers/ide/falconide.c b/drivers/ide/falconide.c
index 0e2df67..770cfa6 100644
--- a/drivers/ide/falconide.c
+++ b/drivers/ide/falconide.c
@@ -111,6 +111,7 @@
 	.host_flags		= IDE_HFLAG_MMIO | IDE_HFLAG_SERIALIZE |
 				  IDE_HFLAG_NO_DMA,
 	.irq_flags		= IRQF_SHARED,
+	.chipset		= ide_generic,
 };
 
 static void __init falconide_setup_ports(hw_regs_t *hw)
@@ -128,8 +129,6 @@
 
 	hw->irq = IRQ_MFP_IDE;
 	hw->ack_intr = NULL;
-
-	hw->chipset = ide_generic;
 }
 
     /*
diff --git a/drivers/ide/gayle.c b/drivers/ide/gayle.c
index c711951..71db2f9 100644
--- a/drivers/ide/gayle.c
+++ b/drivers/ide/gayle.c
@@ -106,14 +106,13 @@
 
 	hw->irq = IRQ_AMIGA_PORTS;
 	hw->ack_intr = ack_intr;
-
-	hw->chipset = ide_generic;
 }
 
 static const struct ide_port_info gayle_port_info = {
 	.host_flags		= IDE_HFLAG_MMIO | IDE_HFLAG_SERIALIZE |
 				  IDE_HFLAG_NO_DMA,
 	.irq_flags		= IRQF_SHARED,
+	.chipset		= ide_generic,
 };
 
     /*
diff --git a/drivers/ide/icside.c b/drivers/ide/icside.c
index 36da913..6352a44 100644
--- a/drivers/ide/icside.c
+++ b/drivers/ide/icside.c
@@ -398,11 +398,11 @@
 
 	hw->irq = ec->irq;
 	hw->dev = &ec->dev;
-	hw->chipset = ide_acorn;
 }
 
 static const struct ide_port_info icside_v5_port_info = {
 	.host_flags		= IDE_HFLAG_NO_DMA,
+	.chipset		= ide_acorn,
 };
 
 static int __devinit
@@ -457,6 +457,7 @@
 	.host_flags		= IDE_HFLAG_SERIALIZE | IDE_HFLAG_MMIO,
 	.mwdma_mask		= ATA_MWDMA2,
 	.swdma_mask		= ATA_SWDMA2,
+	.chipset		= ide_acorn,
 };
 
 static int __devinit
diff --git a/drivers/ide/ide-4drives.c b/drivers/ide/ide-4drives.c
index 78aca75..617ca7a 100644
--- a/drivers/ide/ide-4drives.c
+++ b/drivers/ide/ide-4drives.c
@@ -25,6 +25,7 @@
 	.port_ops		= &ide_4drives_port_ops,
 	.host_flags		= IDE_HFLAG_SERIALIZE | IDE_HFLAG_NO_DMA |
 				  IDE_HFLAG_4DRIVES,
+	.chipset		= ide_4drives,
 };
 
 static int __init ide_4drives_init(void)
@@ -52,7 +53,6 @@
 
 	ide_std_init_ports(&hw, base, ctl);
 	hw.irq = 14;
-	hw.chipset = ide_4drives;
 
 	return ide_host_add(&ide_4drives_port_info, hws, NULL);
 }
diff --git a/drivers/ide/ide-cs.c b/drivers/ide/ide-cs.c
index 9e47f35..43d09dc 100644
--- a/drivers/ide/ide-cs.c
+++ b/drivers/ide/ide-cs.c
@@ -155,6 +155,7 @@
 	.port_ops		= &idecs_port_ops,
 	.host_flags		= IDE_HFLAG_NO_DMA,
 	.irq_flags		= IRQF_SHARED,
+	.chipset		= ide_pci,
 };
 
 static struct ide_host *idecs_register(unsigned long io, unsigned long ctl,
@@ -181,7 +182,6 @@
     memset(&hw, 0, sizeof(hw));
     ide_std_init_ports(&hw, io, ctl);
     hw.irq = irq;
-    hw.chipset = ide_pci;
     hw.dev = &handle->dev;
 
     rc = ide_host_add(&idecs_port_info, hws, &host);
diff --git a/drivers/ide/ide-generic.c b/drivers/ide/ide-generic.c
index 7812ca0..0427759 100644
--- a/drivers/ide/ide-generic.c
+++ b/drivers/ide/ide-generic.c
@@ -29,6 +29,7 @@
 
 static const struct ide_port_info ide_generic_port_info = {
 	.host_flags		= IDE_HFLAG_NO_DMA,
+	.chipset		= ide_generic,
 };
 
 #ifdef CONFIG_ARM
@@ -132,8 +133,6 @@
 #else
 			hw.irq = legacy_irqs[i];
 #endif
-			hw.chipset = ide_generic;
-
 			rc = ide_host_add(&ide_generic_port_info, hws, NULL);
 			if (rc) {
 				release_region(io_addr + 0x206, 1);
diff --git a/drivers/ide/ide-h8300.c b/drivers/ide/ide-h8300.c
index c06ebdc..40eff6c 100644
--- a/drivers/ide/ide-h8300.c
+++ b/drivers/ide/ide-h8300.c
@@ -73,12 +73,12 @@
 		hw->io_ports_array[i] = CONFIG_H8300_IDE_BASE + H8300_IDE_GAP*i;
 	hw->io_ports.ctl_addr = CONFIG_H8300_IDE_ALT;
 	hw->irq = EXT_IRQ0 + CONFIG_H8300_IDE_IRQ;
-	hw->chipset = ide_generic;
 }
 
 static const struct ide_port_info h8300_port_info = {
 	.tp_ops			= &h8300_tp_ops,
 	.host_flags		= IDE_HFLAG_NO_IO_32BIT | IDE_HFLAG_NO_DMA,
+	.chipset		= ide_generic,
 };
 
 static int __init h8300_ide_init(void)
diff --git a/drivers/ide/ide-legacy.c b/drivers/ide/ide-legacy.c
index 8c5dcbf..0c5b29c 100644
--- a/drivers/ide/ide-legacy.c
+++ b/drivers/ide/ide-legacy.c
@@ -33,7 +33,6 @@
 
 	ide_std_init_ports(hw, base, ctl);
 	hw->irq = irq;
-	hw->chipset = d->chipset;
 	hw->config = config;
 
 	hws[port_no] = hw;
diff --git a/drivers/ide/ide-pnp.c b/drivers/ide/ide-pnp.c
index 6e80b77..47043fd 100644
--- a/drivers/ide/ide-pnp.c
+++ b/drivers/ide/ide-pnp.c
@@ -29,6 +29,7 @@
 
 static const struct ide_port_info ide_pnp_port_info = {
 	.host_flags		= IDE_HFLAG_NO_DMA,
+	.chipset		= ide_generic,
 };
 
 static int idepnp_probe(struct pnp_dev *dev, const struct pnp_device_id *dev_id)
@@ -62,7 +63,6 @@
 	memset(&hw, 0, sizeof(hw));
 	ide_std_init_ports(&hw, base, ctl);
 	hw.irq = pnp_irq(dev, 0);
-	hw.chipset = ide_generic;
 
 	rc = ide_host_add(&ide_pnp_port_info, hws, &host);
 	if (rc)
diff --git a/drivers/ide/ide-probe.c b/drivers/ide/ide-probe.c
index 727a671..f17ba19 100644
--- a/drivers/ide/ide-probe.c
+++ b/drivers/ide/ide-probe.c
@@ -1048,8 +1048,7 @@
 {
 	hwif->channel = port;
 
-	if (d->chipset)
-		hwif->chipset = d->chipset;
+	hwif->chipset = d->chipset ? d->chipset : ide_pci;
 
 	if (d->init_iops)
 		d->init_iops(hwif);
@@ -1178,7 +1177,6 @@
 {
 	memcpy(&hwif->io_ports, &hw->io_ports, sizeof(hwif->io_ports));
 	hwif->irq = hw->irq;
-	hwif->chipset = hw->chipset;
 	hwif->dev = hw->dev;
 	hwif->gendev.parent = hw->parent ? hw->parent : hw->dev;
 	hwif->ack_intr = hw->ack_intr;
diff --git a/drivers/ide/ide_platform.c b/drivers/ide/ide_platform.c
index 051b4ab..8136533 100644
--- a/drivers/ide/ide_platform.c
+++ b/drivers/ide/ide_platform.c
@@ -40,12 +40,11 @@
 	hw->io_ports.ctl_addr = (unsigned long)ctrl;
 
 	hw->irq = irq;
-
-	hw->chipset = ide_generic;
 }
 
 static const struct ide_port_info platform_ide_port_info = {
 	.host_flags		= IDE_HFLAG_NO_DMA,
+	.chipset		= ide_generic,
 };
 
 static int __devinit plat_ide_probe(struct platform_device *pdev)
diff --git a/drivers/ide/macide.c b/drivers/ide/macide.c
index 4b1718e..3af9e96 100644
--- a/drivers/ide/macide.c
+++ b/drivers/ide/macide.c
@@ -76,13 +76,12 @@
 
 	hw->irq = irq;
 	hw->ack_intr = ack_intr;
-
-	hw->chipset = ide_generic;
 }
 
 static const struct ide_port_info macide_port_info = {
 	.host_flags		= IDE_HFLAG_MMIO | IDE_HFLAG_NO_DMA,
 	.irq_flags		= IRQF_SHARED,
+	.chipset		= ide_generic,
 };
 
 static const char *mac_ide_name[] =
diff --git a/drivers/ide/palm_bk3710.c b/drivers/ide/palm_bk3710.c
index 09d813d..a455c25 100644
--- a/drivers/ide/palm_bk3710.c
+++ b/drivers/ide/palm_bk3710.c
@@ -306,6 +306,7 @@
 	.host_flags		= IDE_HFLAG_MMIO,
 	.pio_mask		= ATA_PIO4,
 	.mwdma_mask		= ATA_MWDMA2,
+	.chipset		= ide_palm3710,
 };
 
 static int __init palm_bk3710_probe(struct platform_device *pdev)
@@ -363,7 +364,6 @@
 			(base + IDE_PALM_ATA_PRI_CTL_OFFSET);
 	hw.irq = irq->start;
 	hw.dev = &pdev->dev;
-	hw.chipset = ide_palm3710;
 
 	palm_bk3710_port_info.udma_mask = rate < 100000000 ? ATA_UDMA4 :
 							     ATA_UDMA5;
diff --git a/drivers/ide/q40ide.c b/drivers/ide/q40ide.c
index c793466..7488d4f 100644
--- a/drivers/ide/q40ide.c
+++ b/drivers/ide/q40ide.c
@@ -70,8 +70,6 @@
 
 	hw->irq = irq;
 	hw->ack_intr = ack_intr;
-
-	hw->chipset = ide_generic;
 }
 
 static void q40ide_input_data(ide_drive_t *drive, struct ide_cmd *cmd,
@@ -119,6 +117,7 @@
 	.tp_ops			= &q40ide_tp_ops,
 	.host_flags		= IDE_HFLAG_MMIO | IDE_HFLAG_NO_DMA,
 	.irq_flags		= IRQF_SHARED,
+	.chipset		= ide_generic,
 };
 
 /* 
diff --git a/drivers/ide/rapide.c b/drivers/ide/rapide.c
index d5003ca..bd4d7a8 100644
--- a/drivers/ide/rapide.c
+++ b/drivers/ide/rapide.c
@@ -13,6 +13,7 @@
 
 static const struct ide_port_info rapide_port_info = {
 	.host_flags		= IDE_HFLAG_MMIO | IDE_HFLAG_NO_DMA,
+	.chipset		= ide_generic,
 };
 
 static void rapide_setup_ports(hw_regs_t *hw, void __iomem *base,
@@ -49,7 +50,6 @@
 
 	memset(&hw, 0, sizeof(hw));
 	rapide_setup_ports(&hw, base, base + 0x818, 1 << 6, ec->irq);
-	hw.chipset = ide_generic;
 	hw.dev = &ec->dev;
 
 	ret = ide_host_add(&rapide_port_info, hws, &host);
diff --git a/drivers/ide/scc_pata.c b/drivers/ide/scc_pata.c
index 5be41f2..9e3aef3 100644
--- a/drivers/ide/scc_pata.c
+++ b/drivers/ide/scc_pata.c
@@ -567,7 +567,6 @@
 		hw.io_ports_array[i] = ports->dma + 0x20 + i * 4;
 	hw.irq = dev->irq;
 	hw.dev = &dev->dev;
-	hw.chipset = ide_pci;
 
 	rc = ide_host_add(d, hws, &host);
 	if (rc)
@@ -823,6 +822,7 @@
 	.host_flags	= IDE_HFLAG_SINGLE,
 	.irq_flags	= IRQF_SHARED,
 	.pio_mask	= ATA_PIO4,
+	.chipset	= ide_pci,
 };
 
 /**
diff --git a/drivers/ide/setup-pci.c b/drivers/ide/setup-pci.c
index 7a3a12d..82519dd 100644
--- a/drivers/ide/setup-pci.c
+++ b/drivers/ide/setup-pci.c
@@ -344,7 +344,6 @@
 
 	memset(hw, 0, sizeof(*hw));
 	hw->dev = &dev->dev;
-	hw->chipset = d->chipset ? d->chipset : ide_pci;
 	ide_std_init_ports(hw, base, ctl | 2);
 
 	return 0;
diff --git a/drivers/ide/sgiioc4.c b/drivers/ide/sgiioc4.c
index e5d2a48..676d41c 100644
--- a/drivers/ide/sgiioc4.c
+++ b/drivers/ide/sgiioc4.c
@@ -575,7 +575,6 @@
 	memset(&hw, 0, sizeof(hw));
 	sgiioc4_init_hwif_ports(&hw, cmd_base, ctl, irqport);
 	hw.irq = dev->irq;
-	hw.chipset = ide_pci;
 	hw.dev = &dev->dev;
 
 	/* Initializing chipset IRQ Registers */
diff --git a/include/linux/ide.h b/include/linux/ide.h
index fc61328..9652edb 100644
--- a/include/linux/ide.h
+++ b/include/linux/ide.h
@@ -186,7 +186,6 @@
 
 	int		irq;			/* our irq number */
 	ide_ack_intr_t	*ack_intr;		/* acknowledge interrupt */
-	hwif_chipset_t  chipset;
 	struct device	*dev, *parent;
 	unsigned long	config;
 } hw_regs_t;