Merge branch 'merge-fixes' into devel

10 files changed, 93 insertions, 189 deletions

diff --git a/drivers/ide/pci/cmd640.c b/drivers/ide/pci/cmd640.c
index 29fbc5ead03b..a1cfe033a55f 100644
--- a/drivers/ide/pci/cmd640.c
+++ b/drivers/ide/pci/cmd640.c
@@ -409,19 +409,9 @@ static void __init check_prefetch (unsigned int index)
  */
 static void __init setup_device_ptrs (void)
 {
-	unsigned int i;
+	cmd_hwif0 = &ide_hwifs[0];
+	cmd_hwif1 = &ide_hwifs[1];
 
-	cmd_hwif0 = &ide_hwifs[0]; /* default, if not found below */
-	cmd_hwif1 = &ide_hwifs[1]; /* default, if not found below */
-	for (i = 0; i < MAX_HWIFS; i++) {
-		ide_hwif_t *hwif = &ide_hwifs[i];
-		if (hwif->chipset == ide_unknown || hwif->chipset == ide_forced) {
-			if (hwif->io_ports[IDE_DATA_OFFSET] == 0x1f0)
-				cmd_hwif0 = hwif;
-			else if (hwif->io_ports[IDE_DATA_OFFSET] == 0x170)
-				cmd_hwif1 = hwif;
-		}
-	}
 	cmd_drives[0] = &cmd_hwif0->drives[0];
 	cmd_drives[1] = &cmd_hwif0->drives[1];
 	cmd_drives[2] = &cmd_hwif1->drives[0];
@@ -724,6 +714,7 @@ static int __init cmd640x_init(void)
 	unsigned int index;
 	u8 b, cfr;
 	u8 idx[4] = { 0xff, 0xff, 0xff, 0xff };
+	hw_regs_t hw[2];
 
 	if (cmd640_vlb && probe_for_cmd640_vlb()) {
 		bus_type = "VLB";
@@ -762,12 +753,23 @@ static int __init cmd640x_init(void)
 		return 0;
 	}
 
+	memset(&hw, 0, sizeof(hw));
+
+	ide_std_init_ports(&hw[0], 0x1f0, 0x3f6);
+	hw[0].irq = 14;
+
+	ide_std_init_ports(&hw[1], 0x170, 0x376);
+	hw[1].irq = 15;
+
+	printk(KERN_INFO "cmd640: buggy cmd640%c interface on %s, config=0x%02x"
+			 "\n", 'a' + cmd640_chip_version - 1, bus_type, cfr);
+
 	/*
 	 * Initialize data for primary port
 	 */
 	setup_device_ptrs ();
-	printk("%s: buggy cmd640%c interface on %s, config=0x%02x\n",
-	       cmd_hwif0->name, 'a' + cmd640_chip_version - 1, bus_type, cfr);
+
+	ide_init_port_hw(cmd_hwif0, &hw[0]);
 #ifdef CONFIG_BLK_DEV_CMD640_ENHANCED
 	cmd_hwif0->set_pio_mode = &cmd640_set_pio_mode;
 #endif /* CONFIG_BLK_DEV_CMD640_ENHANCED */
@@ -787,8 +789,7 @@ static int __init cmd640x_init(void)
 	/*
 	 * Try to enable the secondary interface, if not already enabled
 	 */
-	if (cmd_hwif1->noprobe ||
-	    (cmd_hwif1->drives[0].noprobe && cmd_hwif1->drives[1].noprobe)) {
+	if (cmd_hwif1->drives[0].noprobe && cmd_hwif1->drives[1].noprobe) {
 		port2 = "not probed";
 	} else {
 		b = get_cmd640_reg(CNTRL);
@@ -820,6 +821,7 @@ static int __init cmd640x_init(void)
 	 * Initialize data for secondary cmd640 port, if enabled
 	 */
 	if (second_port_cmd640) {
+		ide_init_port_hw(cmd_hwif1, &hw[1]);
 #ifdef CONFIG_BLK_DEV_CMD640_ENHANCED
 		cmd_hwif1->set_pio_mode = &cmd640_set_pio_mode;
 #endif /* CONFIG_BLK_DEV_CMD640_ENHANCED */
diff --git a/drivers/ide/pci/delkin_cb.c b/drivers/ide/pci/delkin_cb.c
index 3f9cd64c26a6..961698d655eb 100644
--- a/drivers/ide/pci/delkin_cb.c
+++ b/drivers/ide/pci/delkin_cb.c
@@ -78,15 +78,15 @@ delkin_cb_probe (struct pci_dev *dev, const struct pci_device_id *id)
 	hw.irq = dev->irq;
 	hw.chipset = ide_pci;		/* this enables IRQ sharing */
 
-	hwif = ide_deprecated_find_port(hw.io_ports[IDE_DATA_OFFSET]);
+	hwif = ide_find_port(hw.io_ports[IDE_DATA_OFFSET]);
 	if (hwif == NULL)
 		goto out_disable;
 
 	i = hwif->index;
 
 	if (hwif->present)
-		ide_unregister(i, 0, 0);
-	else if (!hwif->hold)
+		ide_unregister(i);
+	else
 		ide_init_port_data(hwif, i);
 
 	ide_init_port_hw(hwif, &hw);
@@ -120,7 +120,7 @@ delkin_cb_remove (struct pci_dev *dev)
 	ide_hwif_t *hwif = pci_get_drvdata(dev);
 
 	if (hwif)
-		ide_unregister(hwif->index, 0, 0);
+		ide_unregister(hwif->index);
 
 	pci_disable_device(dev);
 }
diff --git a/drivers/ide/pci/hpt366.c b/drivers/ide/pci/hpt366.c
index 6357bb6269ab..82d0e318a1fe 100644
--- a/drivers/ide/pci/hpt366.c
+++ b/drivers/ide/pci/hpt366.c
@@ -760,7 +760,7 @@ static void hpt3xx_maskproc(ide_drive_t *drive, int mask)
 		}
 	} else
 		outb(mask ? (drive->ctl | 2) : (drive->ctl & ~2),
-		     IDE_CONTROL_REG);
+		     hwif->io_ports[IDE_CONTROL_OFFSET]);
 }
 
 /*
@@ -929,64 +929,6 @@ static void hpt3xxn_rw_disk(ide_drive_t *drive, struct request *rq)
 	hpt3xxn_set_clock(HWIF(drive), rq_data_dir(rq) ? 0x23 : 0x21);
 }
 
-/* 
- * Set/get power state for a drive.
- * NOTE: affects both drives on each channel.
- *
- * When we turn the power back on, we need to re-initialize things.
- */
-#define TRISTATE_BIT  0x8000
-
-static int hpt3xx_busproc(ide_drive_t *drive, int state)
-{
-	ide_hwif_t *hwif	= HWIF(drive);
-	struct pci_dev *dev	= to_pci_dev(hwif->dev);
-	u8  mcr_addr		= hwif->select_data + 2;
-	u8  resetmask		= hwif->channel ? 0x80 : 0x40;
-	u8  bsr2		= 0;
-	u16 mcr			= 0;
-
-	hwif->bus_state = state;
-
-	/* Grab the status. */
-	pci_read_config_word(dev, mcr_addr, &mcr);
-	pci_read_config_byte(dev, 0x59, &bsr2);
-
-	/*
-	 * Set the state. We don't set it if we don't need to do so.
-	 * Make sure that the drive knows that it has failed if it's off.
-	 */
-	switch (state) {
-	case BUSSTATE_ON:
-		if (!(bsr2 & resetmask))
-			return 0;
-		hwif->drives[0].failures = hwif->drives[1].failures = 0;
-
-		pci_write_config_byte(dev, 0x59, bsr2 & ~resetmask);
-		pci_write_config_word(dev, mcr_addr, mcr & ~TRISTATE_BIT);
-		return 0;
-	case BUSSTATE_OFF:
-		if ((bsr2 & resetmask) && !(mcr & TRISTATE_BIT))
-			return 0;
-		mcr &= ~TRISTATE_BIT;
-		break;
-	case BUSSTATE_TRISTATE:
-		if ((bsr2 & resetmask) &&  (mcr & TRISTATE_BIT))
-			return 0;
-		mcr |= TRISTATE_BIT;
-		break;
-	default:
-		return -EINVAL;
-	}
-
-	hwif->drives[0].failures = hwif->drives[0].max_failures + 1;
-	hwif->drives[1].failures = hwif->drives[1].max_failures + 1;
-
-	pci_write_config_word(dev, mcr_addr, mcr);
-	pci_write_config_byte(dev, 0x59, bsr2 | resetmask);
-	return 0;
-}
-
 /**
  *	hpt37x_calibrate_dpll	-	calibrate the DPLL
  *	@dev: PCI device
@@ -1334,7 +1276,6 @@ static void __devinit init_hwif_hpt366(ide_hwif_t *hwif)
 
 	hwif->quirkproc		= &hpt3xx_quirkproc;
 	hwif->maskproc		= &hpt3xx_maskproc;
-	hwif->busproc		= &hpt3xx_busproc;
 
 	hwif->udma_filter	= &hpt3xx_udma_filter;
 	hwif->mdma_filter	= &hpt3xx_mdma_filter;
diff --git a/drivers/ide/pci/it821x.c b/drivers/ide/pci/it821x.c
index 1597f0cc1bf1..d8a167451fd6 100644
--- a/drivers/ide/pci/it821x.c
+++ b/drivers/ide/pci/it821x.c
@@ -667,7 +667,7 @@ static int __init it821x_ide_init(void)
 module_init(it821x_ide_init);
 
 module_param_named(noraid, it8212_noraid, int, S_IRUGO);
-MODULE_PARM_DESC(it8212_noraid, "Force card into bypass mode");
+MODULE_PARM_DESC(noraid, "Force card into bypass mode");
 
 MODULE_AUTHOR("Alan Cox");
 MODULE_DESCRIPTION("PCI driver module for the ITE 821x");
diff --git a/drivers/ide/pci/ns87415.c b/drivers/ide/pci/ns87415.c
index bf0d3b2931f1..75513320aad9 100644
--- a/drivers/ide/pci/ns87415.c
+++ b/drivers/ide/pci/ns87415.c
@@ -181,6 +181,10 @@ static int ns87415_ide_dma_setup(ide_drive_t *drive)
 	return 1;
 }
 
+#ifndef ide_default_irq
+#define ide_default_irq(irq) 0
+#endif
+
 static void __devinit init_hwif_ns87415 (ide_hwif_t *hwif)
 {
 	struct pci_dev *dev = to_pci_dev(hwif->dev);
diff --git a/drivers/ide/pci/scc_pata.c b/drivers/ide/pci/scc_pata.c
index 238e3e181e87..ef07c7a8b97a 100644
--- a/drivers/ide/pci/scc_pata.c
+++ b/drivers/ide/pci/scc_pata.c
@@ -334,7 +334,8 @@ static int scc_ide_dma_end(ide_drive_t * drive)
 
 	/* errata A308 workaround: Step5 (check data loss) */
 	/* We don't check non ide_disk because it is limited to UDMA4 */
-	if (!(in_be32((void __iomem *)IDE_ALTSTATUS_REG) & ERR_STAT) &&
+	if (!(in_be32((void __iomem *)hwif->io_ports[IDE_ALTSTATUS_OFFSET])
+	      & ERR_STAT) &&
 	    drive->media == ide_disk && drive->current_speed > XFER_UDMA_4) {
 		reg = in_be32((void __iomem *)intsts_port);
 		if (!(reg & INTSTS_ACTEINT)) {
@@ -437,7 +438,8 @@ static int scc_dma_test_irq(ide_drive_t *drive)
 	u32 int_stat = in_be32((void __iomem *)hwif->dma_base + 0x014);
 
 	/* SCC errata A252,A308 workaround: Step4 */
-	if ((in_be32((void __iomem *)IDE_ALTSTATUS_REG) & ERR_STAT) &&
+	if ((in_be32((void __iomem *)hwif->io_ports[IDE_ALTSTATUS_OFFSET])
+	     & ERR_STAT) &&
 	    (int_stat & INTSTS_INTRQ))
 		return 1;
 
@@ -523,6 +525,43 @@ static int setup_mmio_scc (struct pci_dev *dev, const char *name)
 	return -ENOMEM;
 }
 
+static int scc_ide_setup_pci_device(struct pci_dev *dev,
+				    const struct ide_port_info *d)
+{
+	struct scc_ports *ports = pci_get_drvdata(dev);
+	ide_hwif_t *hwif = NULL;
+	hw_regs_t hw;
+	u8 idx[4] = { 0xff, 0xff, 0xff, 0xff };
+	int i;
+
+	for (i = 0; i < MAX_HWIFS; i++) {
+		hwif = &ide_hwifs[i];
+		if (hwif->chipset == ide_unknown)
+			break; /* pick an unused entry */
+	}
+	if (i == MAX_HWIFS) {
+		printk(KERN_ERR "%s: too many IDE interfaces, "
+				"no room in table\n", SCC_PATA_NAME);
+		return -ENOMEM;
+	}
+
+	memset(&hw, 0, sizeof(hw));
+	for (i = IDE_DATA_OFFSET; i <= IDE_CONTROL_OFFSET; i++)
+		hw.io_ports[i] = ports->dma + 0x20 + i * 4;
+	hw.irq = dev->irq;
+	hw.dev = &dev->dev;
+	hw.chipset = ide_pci;
+	ide_init_port_hw(hwif, &hw);
+	hwif->dev = &dev->dev;
+	hwif->cds = d;
+
+	idx[0] = hwif->index;
+
+	ide_device_add(idx, d);
+
+	return 0;
+}
+
 /**
  *	init_setup_scc	-	set up an SCC PATA Controller
  *	@dev: PCI device
@@ -545,10 +584,13 @@ static int __devinit init_setup_scc(struct pci_dev *dev,
 	struct scc_ports *ports;
 	int rc;
 
+	rc = pci_enable_device(dev);
+	if (rc)
+		goto end;
+
 	rc = setup_mmio_scc(dev, d->name);
-	if (rc < 0) {
-		return rc;
-	}
+	if (rc < 0)
+		goto end;
 
 	ports = pci_get_drvdata(dev);
 	ctl_base = ports->ctl;
@@ -583,7 +625,10 @@ static int __devinit init_setup_scc(struct pci_dev *dev,
 	out_be32((void*)mode_port, MODE_JCUSFEN);
 	out_be32((void*)intmask_port, INTMASK_MSK);
 
-	return ide_setup_pci_device(dev, d);
+	rc = scc_ide_setup_pci_device(dev, d);
+
+ end:
+	return rc;
 }
 
 /**
@@ -610,17 +655,6 @@ static void __devinit init_mmio_iops_scc(ide_hwif_t *hwif)
 	hwif->OUTSW = scc_ide_outsw;
 	hwif->OUTSL = scc_ide_outsl;
 
-	hwif->io_ports[IDE_DATA_OFFSET] = dma_base + 0x20;
-	hwif->io_ports[IDE_ERROR_OFFSET] = dma_base + 0x24;
-	hwif->io_ports[IDE_NSECTOR_OFFSET] = dma_base + 0x28;
-	hwif->io_ports[IDE_SECTOR_OFFSET] = dma_base + 0x2c;
-	hwif->io_ports[IDE_LCYL_OFFSET] = dma_base + 0x30;
-	hwif->io_ports[IDE_HCYL_OFFSET] = dma_base + 0x34;
-	hwif->io_ports[IDE_SELECT_OFFSET] = dma_base + 0x38;
-	hwif->io_ports[IDE_STATUS_OFFSET] = dma_base + 0x3c;
-	hwif->io_ports[IDE_CONTROL_OFFSET] = dma_base + 0x40;
-
-	hwif->irq = dev->irq;
 	hwif->dma_base = dma_base;
 	hwif->config_data = ports->ctl;
 	hwif->mmio = 1;
@@ -736,7 +770,7 @@ static void __devexit scc_remove(struct pci_dev *dev)
 		hwif->dmatable_cpu = NULL;
 	}
 
-	ide_unregister(hwif->index, 0, 0);
+	ide_unregister(hwif->index);
 
 	hwif->chipset = ide_unknown;
 	iounmap((void*)ports->dma);
diff --git a/drivers/ide/pci/sgiioc4.c b/drivers/ide/pci/sgiioc4.c
index 054626497be4..9d1a3038af9b 100644
--- a/drivers/ide/pci/sgiioc4.c
+++ b/drivers/ide/pci/sgiioc4.c
@@ -112,10 +112,9 @@ static void
 sgiioc4_maskproc(ide_drive_t * drive, int mask)
 {
 	writeb(mask ? (drive->ctl | 2) : (drive->ctl & ~2),
-	       (void __iomem *)IDE_CONTROL_REG);
+	       (void __iomem *)drive->hwif->io_ports[IDE_CONTROL_OFFSET]);
 }
 
-
 static int
 sgiioc4_checkirq(ide_hwif_t * hwif)
 {
@@ -142,18 +141,18 @@ sgiioc4_clearirq(ide_drive_t * drive)
 	intr_reg = readl((void __iomem *)other_ir);
 	if (intr_reg & 0x03) { /* Valid IOC4-IDE interrupt */
 		/*
-		 * Using sgiioc4_INB to read the IDE_STATUS_REG has a side effect
-		 * of clearing the interrupt.  The first read should clear it
-		 * if it is set.  The second read should return a "clear" status
-		 * if it got cleared.  If not, then spin for a bit trying to
-		 * clear it.
+		 * Using sgiioc4_INB to read the Status register has a side
+		 * effect of clearing the interrupt.  The first read should
+		 * clear it if it is set.  The second read should return
+		 * a "clear" status if it got cleared.  If not, then spin
+		 * for a bit trying to clear it.
 		 */
-		u8 stat = sgiioc4_INB(IDE_STATUS_REG);
+		u8 stat = sgiioc4_INB(hwif->io_ports[IDE_STATUS_OFFSET]);
 		int count = 0;
-		stat = sgiioc4_INB(IDE_STATUS_REG);
+		stat = sgiioc4_INB(hwif->io_ports[IDE_STATUS_OFFSET]);
 		while ((stat & 0x80) && (count++ < 100)) {
 			udelay(1);
-			stat = sgiioc4_INB(IDE_STATUS_REG);
+			stat = sgiioc4_INB(hwif->io_ports[IDE_STATUS_OFFSET]);
 		}
 
 		if (intr_reg & 0x02) {
@@ -562,7 +561,6 @@ ide_init_sgiioc4(ide_hwif_t * hwif)
 						clear interrupts */
 	hwif->maskproc = &sgiioc4_maskproc;	/* Mask on/off NIEN register */
 	hwif->quirkproc = NULL;
-	hwif->busproc = NULL;
 
 	hwif->INB = &sgiioc4_INB;
 
diff --git a/drivers/ide/pci/siimage.c b/drivers/ide/pci/siimage.c
index 8d624afe8529..b6be1b45f329 100644
--- a/drivers/ide/pci/siimage.c
+++ b/drivers/ide/pci/siimage.c
@@ -370,48 +370,6 @@ static int siimage_mmio_ide_dma_test_irq (ide_drive_t *drive)
 }
 
 /**
- *	sil_sata_busproc	-	bus isolation IOCTL
- *	@drive: drive to isolate/restore
- *	@state: bus state to set
- *
- *	Used by the SII3112 to handle bus isolation. As this is a 
- *	SATA controller the work required is quite limited, we 
- *	just have to clean up the statistics
- */
-
-static int sil_sata_busproc(ide_drive_t * drive, int state)
-{
-	ide_hwif_t *hwif	= HWIF(drive);
-	struct pci_dev *dev	= to_pci_dev(hwif->dev);
-	u32 stat_config		= 0;
-	unsigned long addr	= siimage_selreg(hwif, 0);
-
-	if (hwif->mmio)
-		stat_config = readl((void __iomem *)addr);
-	else
-		pci_read_config_dword(dev, addr, &stat_config);
-
-	switch (state) {
-		case BUSSTATE_ON:
-			hwif->drives[0].failures = 0;
-			hwif->drives[1].failures = 0;
-			break;
-		case BUSSTATE_OFF:
-			hwif->drives[0].failures = hwif->drives[0].max_failures + 1;
-			hwif->drives[1].failures = hwif->drives[1].max_failures + 1;
-			break;
-		case BUSSTATE_TRISTATE:
-			hwif->drives[0].failures = hwif->drives[0].max_failures + 1;
-			hwif->drives[1].failures = hwif->drives[1].max_failures + 1;
-			break;
-		default:
-			return -EINVAL;
-	}
-	hwif->bus_state = state;
-	return 0;
-}
-
-/**
  *	sil_sata_reset_poll	-	wait for SATA reset
  *	@drive: drive we are resetting
  *
@@ -818,7 +776,6 @@ static void __devinit init_hwif_siimage(ide_hwif_t *hwif)
 	if (sata) {
 		static int first = 1;
 
-		hwif->busproc = &sil_sata_busproc;
 		hwif->reset_poll = &sil_sata_reset_poll;
 		hwif->pre_reset = &sil_sata_pre_reset;
 		hwif->udma_filter = &sil_sata_udma_filter;
diff --git a/drivers/ide/pci/sl82c105.c b/drivers/ide/pci/sl82c105.c
index ee261ae15b6f..1f00251a4a87 100644
--- a/drivers/ide/pci/sl82c105.c
+++ b/drivers/ide/pci/sl82c105.c
@@ -328,6 +328,10 @@ static const struct ide_port_info sl82c105_chipset __devinitdata = {
 	.enablebits	= {{0x40,0x01,0x01}, {0x40,0x10,0x10}},
 	.host_flags	= IDE_HFLAG_IO_32BIT |
 			  IDE_HFLAG_UNMASK_IRQS |
+/* FIXME: check for Compatibility mode in generic IDE PCI code */
+#if defined(CONFIG_LOPEC) || defined(CONFIG_SANDPOINT)
+			  IDE_HFLAG_FORCE_LEGACY_IRQS |
+#endif
 			  IDE_HFLAG_NO_AUTODMA |
 			  IDE_HFLAG_BOOTABLE,
 	.pio_mask	= ATA_PIO5,
diff --git a/drivers/ide/pci/tc86c001.c b/drivers/ide/pci/tc86c001.c
index 2ef2ed2f2b32..1e4a6262bcef 100644
--- a/drivers/ide/pci/tc86c001.c
+++ b/drivers/ide/pci/tc86c001.c
@@ -126,40 +126,6 @@ static void tc86c001_dma_start(ide_drive_t *drive)
 	ide_dma_start(drive);
 }
 
-static int tc86c001_busproc(ide_drive_t *drive, int state)
-{
-	ide_hwif_t *hwif	= HWIF(drive);
-	unsigned long sc_base	= hwif->config_data;
-	u16 scr1;
-
-	/* System Control 1 Register bit 11 (ATA Hard Reset) read */
-	scr1 = inw(sc_base + 0x00);
-
-	switch (state) {
-		case BUSSTATE_ON:
-			if (!(scr1 & 0x0800))
-				return 0;
-			scr1 &= ~0x0800;
-
-			hwif->drives[0].failures = hwif->drives[1].failures = 0;
-			break;
-		case BUSSTATE_OFF:
-			if (scr1 & 0x0800)
-				return 0;
-			scr1 |= 0x0800;
-
-			hwif->drives[0].failures = hwif->drives[0].max_failures + 1;
-			hwif->drives[1].failures = hwif->drives[1].max_failures + 1;
-			break;
-		default:
-			return -EINVAL;
-	}
-
-	/* System Control 1 Register bit 11 (ATA Hard Reset) write */
-	outw(scr1, sc_base + 0x00);
-	return 0;
-}
-
 static u8 __devinit tc86c001_cable_detect(ide_hwif_t *hwif)
 {
 	struct pci_dev *dev = to_pci_dev(hwif->dev);
@@ -194,8 +160,6 @@ static void __devinit init_hwif_tc86c001(ide_hwif_t *hwif)
 	hwif->set_pio_mode = &tc86c001_set_pio_mode;
 	hwif->set_dma_mode = &tc86c001_set_mode;
 
-	hwif->busproc	= &tc86c001_busproc;
-
 	hwif->cable_detect = tc86c001_cable_detect;
 
 	if (!hwif->dma_base)