[PATCH 6/7] ide: pass number of ports to ide_host_{alloc,add}()

From: Bartlomiej Zolnierkiewicz
Date: Wed May 13 2009 - 16:49:23 EST

Pass number of ports to ide_host_{alloc,add}() and then update
all users accordingly.

There should be no functional changes caused by this patch.

Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@xxxxxxxxx>
---
drivers/ide/at91_ide.c | 5 ++---
drivers/ide/au1xxx-ide.c | 4 ++--
drivers/ide/buddha.c | 4 ++--
drivers/ide/cmd640.c | 5 +++--
drivers/ide/cs5520.c | 4 ++--
drivers/ide/delkin_cb.c | 4 ++--
drivers/ide/falconide.c | 4 ++--
drivers/ide/gayle.c | 4 ++--
drivers/ide/icside.c | 8 ++++----
drivers/ide/ide-4drives.c | 4 ++--
drivers/ide/ide-cs.c | 4 ++--
drivers/ide/ide-generic.c | 4 ++--
drivers/ide/ide-h8300.c | 4 ++--
drivers/ide/ide-legacy.c | 4 ++--
drivers/ide/ide-pnp.c | 4 ++--
drivers/ide/ide-probe.c | 9 +++++----
drivers/ide/ide_platform.c | 4 ++--
drivers/ide/macide.c | 4 ++--
drivers/ide/palm_bk3710.c | 4 ++--
drivers/ide/pmac.c | 4 ++--
drivers/ide/q40ide.c | 4 ++--
drivers/ide/rapide.c | 4 ++--
drivers/ide/scc_pata.c | 4 ++--
drivers/ide/setup-pci.c | 6 +++---
drivers/ide/sgiioc4.c | 4 ++--
drivers/ide/tx4938ide.c | 5 ++---
drivers/ide/tx4939ide.c | 5 ++---
include/linux/ide.h | 5 +++--
28 files changed, 64 insertions(+), 64 deletions(-)

Index: b/drivers/ide/at91_ide.c
===================================================================
--- a/drivers/ide/at91_ide.c
+++ b/drivers/ide/at91_ide.c
@@ -247,8 +247,7 @@ irqreturn_t at91_irq_handler(int irq, vo
static int __init at91_ide_probe(struct platform_device *pdev)
{
int ret;
- hw_regs_t hw;
- hw_regs_t *hws[] = { &hw, NULL, NULL, NULL };
+ hw_regs_t hw, *hws[] = { &hw };
struct ide_host *host;
struct resource *res;
unsigned long tf_base = 0, ctl_base = 0;
@@ -307,7 +306,7 @@ static int __init at91_ide_probe(struct
hw.irq = board->irq_pin;
hw.dev = &pdev->dev;

- host = ide_host_alloc(&at91_ide_port_info, hws);
+ host = ide_host_alloc(&at91_ide_port_info, hws, 1);
if (!host) {
perr("failed to allocate ide host\n");
return -ENOMEM;
Index: b/drivers/ide/au1xxx-ide.c
===================================================================
--- a/drivers/ide/au1xxx-ide.c
+++ b/drivers/ide/au1xxx-ide.c
@@ -508,7 +508,7 @@ static int au_ide_probe(struct platform_
struct resource *res;
struct ide_host *host;
int ret = 0;
- hw_regs_t hw, *hws[] = { &hw, NULL, NULL, NULL };
+ hw_regs_t hw, *hws[] = { &hw };

#if defined(CONFIG_BLK_DEV_IDE_AU1XXX_MDMA2_DBDMA)
char *mode = "MWDMA2";
@@ -550,7 +550,7 @@ static int au_ide_probe(struct platform_
hw.irq = ahwif->irq;
hw.dev = &dev->dev;

- ret = ide_host_add(&au1xxx_port_info, hws, &host);
+ ret = ide_host_add(&au1xxx_port_info, hws, 1, &host);
if (ret)
goto out;

Index: b/drivers/ide/buddha.c
===================================================================
--- a/drivers/ide/buddha.c
+++ b/drivers/ide/buddha.c
@@ -160,7 +160,7 @@ static int __init buddha_init(void)

while ((z = zorro_find_device(ZORRO_WILDCARD, z))) {
unsigned long board;
- hw_regs_t hw[MAX_NUM_HWIFS], *hws[] = { NULL, NULL, NULL, NULL };
+ hw_regs_t hw[MAX_NUM_HWIFS], *hws[] = { NULL, NULL, NULL };

if (z->id == ZORRO_PROD_INDIVIDUAL_COMPUTERS_BUDDHA) {
buddha_num_hwifs = BUDDHA_NUM_HWIFS;
@@ -224,7 +224,7 @@ fail_base2:
hws[i] = &hw[i];
}

- ide_host_add(&buddha_port_info, hws, NULL);
+ ide_host_add(&buddha_port_info, hws, i, NULL);
}

return 0;
Index: b/drivers/ide/cmd640.c
===================================================================
--- a/drivers/ide/cmd640.c
+++ b/drivers/ide/cmd640.c
@@ -708,7 +708,7 @@ static int __init cmd640x_init(void)
int second_port_cmd640 = 0, rc;
const char *bus_type, *port2;
u8 b, cfr;
- hw_regs_t hw[2], *hws[] = { NULL, NULL, NULL, NULL };
+ hw_regs_t hw[2], *hws[] = { NULL, NULL };

if (cmd640_vlb && probe_for_cmd640_vlb()) {
bus_type = "VLB";
@@ -822,7 +822,8 @@ static int __init cmd640x_init(void)
cmd640_dump_regs();
#endif

- return ide_host_add(&cmd640_port_info, hws, NULL);
+ return ide_host_add(&cmd640_port_info, hws, second_port_cmd640 ? 2 : 1,
+ NULL);
}

module_param_named(probe_vlb, cmd640_vlb, bool, 0);
Index: b/drivers/ide/cs5520.c
===================================================================
--- a/drivers/ide/cs5520.c
+++ b/drivers/ide/cs5520.c
@@ -110,7 +110,7 @@ static const struct ide_port_info cyrix_
static int __devinit cs5520_init_one(struct pci_dev *dev, const struct pci_device_id *id)
{
const struct ide_port_info *d = &cyrix_chipset;
- hw_regs_t hw[4], *hws[] = { NULL, NULL, NULL, NULL };
+ hw_regs_t hw[2], *hws[] = { NULL, NULL };

ide_setup_pci_noise(dev, d);

@@ -136,7 +136,7 @@ static int __devinit cs5520_init_one(str
ide_pci_setup_ports(dev, d, &hw[0], &hws[0]);
hw[0].irq = 14;

- return ide_host_add(d, hws, NULL);
+ return ide_host_add(d, hws, 2, NULL);
}

static const struct pci_device_id cs5520_pci_tbl[] = {
Index: b/drivers/ide/delkin_cb.c
===================================================================
--- a/drivers/ide/delkin_cb.c
+++ b/drivers/ide/delkin_cb.c
@@ -77,7 +77,7 @@ delkin_cb_probe (struct pci_dev *dev, co
struct ide_host *host;
unsigned long base;
int rc;
- hw_regs_t hw, *hws[] = { &hw, NULL, NULL, NULL };
+ hw_regs_t hw, *hws[] = { &hw };

rc = pci_enable_device(dev);
if (rc) {
@@ -99,7 +99,7 @@ delkin_cb_probe (struct pci_dev *dev, co
hw.irq = dev->irq;
hw.dev = &dev->dev;

- rc = ide_host_add(&delkin_cb_port_info, hws, &host);
+ rc = ide_host_add(&delkin_cb_port_info, hws, 1, &host);
if (rc)
goto out_disable;

Index: b/drivers/ide/falconide.c
===================================================================
--- a/drivers/ide/falconide.c
+++ b/drivers/ide/falconide.c
@@ -138,7 +138,7 @@ static void __init falconide_setup_ports
static int __init falconide_init(void)
{
struct ide_host *host;
- hw_regs_t hw, *hws[] = { &hw, NULL, NULL, NULL };
+ hw_regs_t hw, *hws[] = { &hw };
int rc;

if (!MACH_IS_ATARI || !ATARIHW_PRESENT(IDE))
@@ -153,7 +153,7 @@ static int __init falconide_init(void)

falconide_setup_ports(&hw);

- host = ide_host_alloc(&falconide_port_info, hws);
+ host = ide_host_alloc(&falconide_port_info, hws, 1);
if (host == NULL) {
rc = -ENOMEM;
goto err;
Index: b/drivers/ide/gayle.c
===================================================================
--- a/drivers/ide/gayle.c
+++ b/drivers/ide/gayle.c
@@ -125,7 +125,7 @@ static int __init gayle_init(void)
unsigned long base, ctrlport, irqport;
ide_ack_intr_t *ack_intr;
int a4000, i, rc;
- hw_regs_t hw[GAYLE_NUM_HWIFS], *hws[] = { NULL, NULL, NULL, NULL };
+ hw_regs_t hw[GAYLE_NUM_HWIFS], *hws[] = { NULL, NULL };

if (!MACH_IS_AMIGA)
return -ENODEV;
@@ -170,7 +170,7 @@ found:
hws[i] = &hw[i];
}

- rc = ide_host_add(&gayle_port_info, hws, NULL);
+ rc = ide_host_add(&gayle_port_info, hws, i, NULL);
if (rc)
release_mem_region(res_start, res_n);

Index: b/drivers/ide/icside.c
===================================================================
--- a/drivers/ide/icside.c
+++ b/drivers/ide/icside.c
@@ -410,7 +410,7 @@ icside_register_v5(struct icside_state *
{
void __iomem *base;
struct ide_host *host;
- hw_regs_t hw, *hws[] = { &hw, NULL, NULL, NULL };
+ hw_regs_t hw, *hws[] = { &hw };
int ret;

base = ecardm_iomap(ec, ECARD_RES_MEMC, 0, 0);
@@ -431,7 +431,7 @@ icside_register_v5(struct icside_state *

icside_setup_ports(&hw, base, &icside_cardinfo_v5, ec);

- host = ide_host_alloc(&icside_v5_port_info, hws);
+ host = ide_host_alloc(&icside_v5_port_info, hws, 1);
if (host == NULL)
return -ENODEV;

@@ -467,7 +467,7 @@ icside_register_v6(struct icside_state *
struct ide_host *host;
unsigned int sel = 0;
int ret;
- hw_regs_t hw[2], *hws[] = { &hw[0], NULL, NULL, NULL };
+ hw_regs_t hw[2], *hws[] = { &hw[0], NULL };
struct ide_port_info d = icside_v6_port_info;

ioc_base = ecardm_iomap(ec, ECARD_RES_IOCFAST, 0, 0);
@@ -507,7 +507,7 @@ icside_register_v6(struct icside_state *
icside_setup_ports(&hw[0], easi_base, &icside_cardinfo_v6_1, ec);
icside_setup_ports(&hw[1], easi_base, &icside_cardinfo_v6_2, ec);

- host = ide_host_alloc(&d, hws);
+ host = ide_host_alloc(&d, hws, 2);
if (host == NULL)
return -ENODEV;

Index: b/drivers/ide/ide-4drives.c
===================================================================
--- a/drivers/ide/ide-4drives.c
+++ b/drivers/ide/ide-4drives.c
@@ -31,7 +31,7 @@ static const struct ide_port_info ide_4d
static int __init ide_4drives_init(void)
{
unsigned long base = 0x1f0, ctl = 0x3f6;
- hw_regs_t hw, *hws[] = { &hw, &hw, NULL, NULL };
+ hw_regs_t hw, *hws[] = { &hw, &hw };

if (probe_4drives == 0)
return -ENODEV;
@@ -54,7 +54,7 @@ static int __init ide_4drives_init(void)
ide_std_init_ports(&hw, base, ctl);
hw.irq = 14;

- return ide_host_add(&ide_4drives_port_info, hws, NULL);
+ return ide_host_add(&ide_4drives_port_info, hws, 2, NULL);
}

module_init(ide_4drives_init);
Index: b/drivers/ide/ide-cs.c
===================================================================
--- a/drivers/ide/ide-cs.c
+++ b/drivers/ide/ide-cs.c
@@ -164,7 +164,7 @@ static struct ide_host *idecs_register(u
struct ide_host *host;
ide_hwif_t *hwif;
int i, rc;
- hw_regs_t hw, *hws[] = { &hw, NULL, NULL, NULL };
+ hw_regs_t hw, *hws[] = { &hw };

if (!request_region(io, 8, DRV_NAME)) {
printk(KERN_ERR "%s: I/O resource 0x%lX-0x%lX not free.\n",
@@ -184,7 +184,7 @@ static struct ide_host *idecs_register(u
hw.irq = irq;
hw.dev = &handle->dev;

- rc = ide_host_add(&idecs_port_info, hws, &host);
+ rc = ide_host_add(&idecs_port_info, hws, 1, &host);
if (rc)
goto out_release;

Index: b/drivers/ide/ide-generic.c
===================================================================
--- a/drivers/ide/ide-generic.c
+++ b/drivers/ide/ide-generic.c
@@ -86,7 +86,7 @@ static void ide_generic_check_pci_legacy

static int __init ide_generic_init(void)
{
- hw_regs_t hw, *hws[] = { &hw, NULL, NULL, NULL };
+ hw_regs_t hw, *hws[] = { &hw };
unsigned long io_addr;
int i, rc = 0, primary = 0, secondary = 0;

@@ -133,7 +133,7 @@ static int __init ide_generic_init(void)
#else
hw.irq = legacy_irqs[i];
#endif
- rc = ide_host_add(&ide_generic_port_info, hws, NULL);
+ rc = ide_host_add(&ide_generic_port_info, hws, 1, NULL);
if (rc) {
release_region(io_addr + 0x206, 1);
release_region(io_addr, 8);
Index: b/drivers/ide/ide-h8300.c
===================================================================
--- a/drivers/ide/ide-h8300.c
+++ b/drivers/ide/ide-h8300.c
@@ -83,7 +83,7 @@ static const struct ide_port_info h8300_

static int __init h8300_ide_init(void)
{
- hw_regs_t hw, *hws[] = { &hw, NULL, NULL, NULL };
+ hw_regs_t hw, *hws[] = { &hw };

printk(KERN_INFO DRV_NAME ": H8/300 generic IDE interface\n");

@@ -96,7 +96,7 @@ static int __init h8300_ide_init(void)

hw_setup(&hw);

- return ide_host_add(&h8300_port_info, hws, NULL);
+ return ide_host_add(&h8300_port_info, hws, 1, NULL);

out_busy:
printk(KERN_ERR "ide-h8300: IDE I/F resource already used.\n");
Index: b/drivers/ide/ide-legacy.c
===================================================================
--- a/drivers/ide/ide-legacy.c
+++ b/drivers/ide/ide-legacy.c
@@ -40,7 +40,7 @@ static void ide_legacy_init_one(hw_regs_

int ide_legacy_device_add(const struct ide_port_info *d, unsigned long config)
{
- hw_regs_t hw[2], *hws[] = { NULL, NULL, NULL, NULL };
+ hw_regs_t hw[2], *hws[] = { NULL, NULL };

memset(&hw, 0, sizeof(hw));

@@ -52,6 +52,6 @@ int ide_legacy_device_add(const struct i
(d->host_flags & IDE_HFLAG_SINGLE))
return -ENOENT;

- return ide_host_add(d, hws, NULL);
+ return ide_host_add(d, hws, 2, NULL);
}
EXPORT_SYMBOL_GPL(ide_legacy_device_add);
Index: b/drivers/ide/ide-pnp.c
===================================================================
--- a/drivers/ide/ide-pnp.c
+++ b/drivers/ide/ide-pnp.c
@@ -37,7 +37,7 @@ static int idepnp_probe(struct pnp_dev *
struct ide_host *host;
unsigned long base, ctl;
int rc;
- hw_regs_t hw, *hws[] = { &hw, NULL, NULL, NULL };
+ hw_regs_t hw, *hws[] = { &hw };

printk(KERN_INFO DRV_NAME ": generic PnP IDE interface\n");

@@ -64,7 +64,7 @@ static int idepnp_probe(struct pnp_dev *
ide_std_init_ports(&hw, base, ctl);
hw.irq = pnp_irq(dev, 0);

- rc = ide_host_add(&ide_pnp_port_info, hws, &host);
+ rc = ide_host_add(&ide_pnp_port_info, hws, 1, &host);
if (rc)
goto out;

Index: b/drivers/ide/ide-probe.c
===================================================================
--- a/drivers/ide/ide-probe.c
+++ b/drivers/ide/ide-probe.c
@@ -1252,7 +1252,8 @@ out_nomem:
return -ENOMEM;
}

-struct ide_host *ide_host_alloc(const struct ide_port_info *d, hw_regs_t **hws)
+struct ide_host *ide_host_alloc(const struct ide_port_info *d, hw_regs_t **hws,
+ unsigned int n_ports)
{
struct ide_host *host;
struct device *dev = hws[0] ? hws[0]->dev : NULL;
@@ -1263,7 +1264,7 @@ struct ide_host *ide_host_alloc(const st
if (host == NULL)
return NULL;

- for (i = 0; i < MAX_HOST_PORTS; i++) {
+ for (i = 0; i < n_ports; i++) {
ide_hwif_t *hwif;
int idx;

@@ -1434,12 +1435,12 @@ int ide_host_register(struct ide_host *h
EXPORT_SYMBOL_GPL(ide_host_register);

int ide_host_add(const struct ide_port_info *d, hw_regs_t **hws,
- struct ide_host **hostp)
+ unsigned int n_ports, struct ide_host **hostp)
{
struct ide_host *host;
int rc;

- host = ide_host_alloc(d, hws);
+ host = ide_host_alloc(d, hws, n_ports);
if (host == NULL)
return -ENOMEM;

Index: b/drivers/ide/ide_platform.c
===================================================================
--- a/drivers/ide/ide_platform.c
+++ b/drivers/ide/ide_platform.c
@@ -54,7 +54,7 @@ static int __devinit plat_ide_probe(stru
struct pata_platform_info *pdata;
struct ide_host *host;
int ret = 0, mmio = 0;
- hw_regs_t hw, *hws[] = { &hw, NULL, NULL, NULL };
+ hw_regs_t hw, *hws[] = { &hw };
struct ide_port_info d = platform_ide_port_info;

pdata = pdev->dev.platform_data;
@@ -98,7 +98,7 @@ static int __devinit plat_ide_probe(stru
if (mmio)
d.host_flags |= IDE_HFLAG_MMIO;

- ret = ide_host_add(&d, hws, &host);
+ ret = ide_host_add(&d, hws, 1, &host);
if (ret)
goto out;

Index: b/drivers/ide/macide.c
===================================================================
--- a/drivers/ide/macide.c
+++ b/drivers/ide/macide.c
@@ -96,7 +96,7 @@ static int __init macide_init(void)
ide_ack_intr_t *ack_intr;
unsigned long base;
int irq;
- hw_regs_t hw, *hws[] = { &hw, NULL, NULL, NULL };
+ hw_regs_t hw, *hws[] = { &hw };

if (!MACH_IS_MAC)
return -ENODEV;
@@ -126,7 +126,7 @@ static int __init macide_init(void)

macide_setup_ports(&hw, base, irq, ack_intr);

- return ide_host_add(&macide_port_info, hws, NULL);
+ return ide_host_add(&macide_port_info, hws, 1, NULL);
}

module_init(macide_init);
Index: b/drivers/ide/palm_bk3710.c
===================================================================
--- a/drivers/ide/palm_bk3710.c
+++ b/drivers/ide/palm_bk3710.c
@@ -316,7 +316,7 @@ static int __init palm_bk3710_probe(stru
void __iomem *base;
unsigned long rate, mem_size;
int i, rc;
- hw_regs_t hw, *hws[] = { &hw, NULL, NULL, NULL };
+ hw_regs_t hw, *hws[] = { &hw };

clk = clk_get(&pdev->dev, "IDECLK");
if (IS_ERR(clk))
@@ -369,7 +369,7 @@ static int __init palm_bk3710_probe(stru
ATA_UDMA5;

/* Register the IDE interface with Linux */
- rc = ide_host_add(&palm_bk3710_port_info, hws, NULL);
+ rc = ide_host_add(&palm_bk3710_port_info, hws, 1, NULL);
if (rc)
goto out;

Index: b/drivers/ide/pmac.c
===================================================================
--- a/drivers/ide/pmac.c
+++ b/drivers/ide/pmac.c
@@ -1029,7 +1029,7 @@ static int __devinit pmac_ide_setup_devi
const int *bidp;
struct ide_host *host;
ide_hwif_t *hwif;
- hw_regs_t *hws[] = { hw, NULL, NULL, NULL };
+ hw_regs_t *hws[] = { hw };
struct ide_port_info d = pmac_port_info;
int rc;

@@ -1077,7 +1077,7 @@ static int __devinit pmac_ide_setup_devi
/* Make sure we have sane timings */
sanitize_timings(pmif);

- host = ide_host_alloc(&d, hws);
+ host = ide_host_alloc(&d, hws, 1);
if (host == NULL)
return -ENOMEM;
hwif = host->ports[0];
Index: b/drivers/ide/q40ide.c
===================================================================
--- a/drivers/ide/q40ide.c
+++ b/drivers/ide/q40ide.c
@@ -135,7 +135,7 @@ static const char *q40_ide_names[Q40IDE_
static int __init q40ide_init(void)
{
int i;
- hw_regs_t hw[Q40IDE_NUM_HWIFS], *hws[] = { NULL, NULL, NULL, NULL };
+ hw_regs_t hw[Q40IDE_NUM_HWIFS], *hws[] = { NULL, NULL };

if (!MACH_IS_Q40)
return -ENODEV;
@@ -162,7 +162,7 @@ static int __init q40ide_init(void)
hws[i] = &hw[i];
}

- return ide_host_add(&q40ide_port_info, hws, NULL);
+ return ide_host_add(&q40ide_port_info, hws, Q40IDE_NUM_HWIFS, NULL);
}

module_init(q40ide_init);
Index: b/drivers/ide/rapide.c
===================================================================
--- a/drivers/ide/rapide.c
+++ b/drivers/ide/rapide.c
@@ -36,7 +36,7 @@ rapide_probe(struct expansion_card *ec,
void __iomem *base;
struct ide_host *host;
int ret;
- hw_regs_t hw, *hws[] = { &hw, NULL, NULL, NULL };
+ hw_regs_t hw, *hws[] = { &hw };

ret = ecard_request_resources(ec);
if (ret)
@@ -52,7 +52,7 @@ rapide_probe(struct expansion_card *ec,
rapide_setup_ports(&hw, base, base + 0x818, 1 << 6, ec->irq);
hw.dev = &ec->dev;

- ret = ide_host_add(&rapide_port_info, hws, &host);
+ ret = ide_host_add(&rapide_port_info, hws, 1, &host);
if (ret)
goto release;

Index: b/drivers/ide/scc_pata.c
===================================================================
--- a/drivers/ide/scc_pata.c
+++ b/drivers/ide/scc_pata.c
@@ -559,7 +559,7 @@ static int scc_ide_setup_pci_device(stru
{
struct scc_ports *ports = pci_get_drvdata(dev);
struct ide_host *host;
- hw_regs_t hw, *hws[] = { &hw, NULL, NULL, NULL };
+ hw_regs_t hw, *hws[] = { &hw };
int i, rc;

memset(&hw, 0, sizeof(hw));
@@ -568,7 +568,7 @@ static int scc_ide_setup_pci_device(stru
hw.irq = dev->irq;
hw.dev = &dev->dev;

- rc = ide_host_add(d, hws, &host);
+ rc = ide_host_add(d, hws, 1, &host);
if (rc)
return rc;

Index: b/drivers/ide/setup-pci.c
===================================================================
--- a/drivers/ide/setup-pci.c
+++ b/drivers/ide/setup-pci.c
@@ -538,7 +538,7 @@ int ide_pci_init_one(struct pci_dev *dev
void *priv)
{
struct ide_host *host;
- hw_regs_t hw[4], *hws[] = { NULL, NULL, NULL, NULL };
+ hw_regs_t hw[2], *hws[] = { NULL, NULL };
int ret;

ret = ide_setup_pci_controller(dev, d, 1);
@@ -547,7 +547,7 @@ int ide_pci_init_one(struct pci_dev *dev

ide_pci_setup_ports(dev, d, &hw[0], &hws[0]);

- host = ide_host_alloc(d, hws);
+ host = ide_host_alloc(d, hws, 2);
if (host == NULL) {
ret = -ENOMEM;
goto out;
@@ -596,7 +596,7 @@ int ide_pci_init_two(struct pci_dev *dev
ide_pci_setup_ports(pdev[i], d, &hw[i*2], &hws[i*2]);
}

- host = ide_host_alloc(d, hws);
+ host = ide_host_alloc(d, hws, 4);
if (host == NULL) {
ret = -ENOMEM;
goto out;
Index: b/drivers/ide/sgiioc4.c
===================================================================
--- a/drivers/ide/sgiioc4.c
+++ b/drivers/ide/sgiioc4.c
@@ -546,7 +546,7 @@ sgiioc4_ide_setup_pci_device(struct pci_
unsigned long cmd_base, irqport;
unsigned long bar0, cmd_phys_base, ctl;
void __iomem *virt_base;
- hw_regs_t hw, *hws[] = { &hw, NULL, NULL, NULL };
+ hw_regs_t hw, *hws[] = { &hw };
int rc;

/* Get the CmdBlk and CtrlBlk Base Registers */
@@ -580,7 +580,7 @@ sgiioc4_ide_setup_pci_device(struct pci_
/* Initializing chipset IRQ Registers */
writel(0x03, (void __iomem *)(irqport + IOC4_INTR_SET * 4));

- rc = ide_host_add(&sgiioc4_port_info, hws, NULL);
+ rc = ide_host_add(&sgiioc4_port_info, hws, 1, NULL);
if (!rc)
return 0;

Index: b/drivers/ide/tx4938ide.c
===================================================================
--- a/drivers/ide/tx4938ide.c
+++ b/drivers/ide/tx4938ide.c
@@ -130,8 +130,7 @@ static const struct ide_port_info tx4938

static int __init tx4938ide_probe(struct platform_device *pdev)
{
- hw_regs_t hw;
- hw_regs_t *hws[] = { &hw, NULL, NULL, NULL };
+ hw_regs_t hw, *hws[] = { &hw };
struct ide_host *host;
struct resource *res;
struct tx4938ide_platform_info *pdata = pdev->dev.platform_data;
@@ -183,7 +182,7 @@ static int __init tx4938ide_probe(struct
tx4938ide_tune_ebusc(pdata->ebus_ch, pdata->gbus_clock, 0);
else
d.port_ops = NULL;
- ret = ide_host_add(&d, hws, &host);
+ ret = ide_host_add(&d, hws, 1, &host);
if (!ret)
platform_set_drvdata(pdev, host);
return ret;
Index: b/drivers/ide/tx4939ide.c
===================================================================
--- a/drivers/ide/tx4939ide.c
+++ b/drivers/ide/tx4939ide.c
@@ -537,8 +537,7 @@ static const struct ide_port_info tx4939

static int __init tx4939ide_probe(struct platform_device *pdev)
{
- hw_regs_t hw;
- hw_regs_t *hws[] = { &hw, NULL, NULL, NULL };
+ hw_regs_t hw, *hws[] = { &hw };
struct ide_host *host;
struct resource *res;
int irq, ret;
@@ -581,7 +580,7 @@ static int __init tx4939ide_probe(struct
hw.dev = &pdev->dev;

pr_info("TX4939 IDE interface (base %#lx, irq %d)\n", mapbase, irq);
- host = ide_host_alloc(&tx4939ide_port_info, hws);
+ host = ide_host_alloc(&tx4939ide_port_info, hws, 1);
if (!host)
return -ENOMEM;
/* use extra_base for base address of the all registers */
Index: b/include/linux/ide.h
===================================================================
--- a/include/linux/ide.h
+++ b/include/linux/ide.h
@@ -1456,11 +1456,12 @@ void ide_undecoded_slave(ide_drive_t *);
void ide_port_apply_params(ide_hwif_t *);
int ide_sysfs_register_port(ide_hwif_t *);

-struct ide_host *ide_host_alloc(const struct ide_port_info *, hw_regs_t **);
+struct ide_host *ide_host_alloc(const struct ide_port_info *, hw_regs_t **,
+ unsigned int);
void ide_host_free(struct ide_host *);
int ide_host_register(struct ide_host *, const struct ide_port_info *,
hw_regs_t **);
-int ide_host_add(const struct ide_port_info *, hw_regs_t **,
+int ide_host_add(const struct ide_port_info *, hw_regs_t **, unsigned int,
struct ide_host **);
void ide_host_remove(struct ide_host *);
int ide_legacy_device_add(const struct ide_port_info *, unsigned long);
--
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