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path: root/drivers/ide/ide-probe.c
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Diffstat (limited to 'drivers/ide/ide-probe.c')
-rw-r--r--drivers/ide/ide-probe.c41
1 files changed, 22 insertions, 19 deletions
diff --git a/drivers/ide/ide-probe.c b/drivers/ide/ide-probe.c
index 380fa0c8cc8..235ebdb29b2 100644
--- a/drivers/ide/ide-probe.c
+++ b/drivers/ide/ide-probe.c
@@ -39,6 +39,8 @@
#include <asm/uaccess.h>
#include <asm/io.h>
+static ide_hwif_t ide_hwifs[MAX_HWIFS]; /* master data repository */
+
/**
* generic_id - add a generic drive id
* @drive: drive to make an ID block for
@@ -293,7 +295,7 @@ static int actual_try_to_identify (ide_drive_t *drive, u8 cmd)
hwif->OUTB(0, io_ports->feature_addr);
/* ask drive for ID */
- hwif->OUTBSYNC(drive, cmd, io_ports->command_addr);
+ hwif->OUTBSYNC(hwif, cmd, hwif->io_ports.command_addr);
timeout = ((cmd == WIN_IDENTIFY) ? WAIT_WORSTCASE : WAIT_PIDENTIFY) / 2;
timeout += jiffies;
@@ -478,9 +480,9 @@ static int do_probe (ide_drive_t *drive, u8 cmd)
printk(KERN_ERR "%s: no response (status = 0x%02x), "
"resetting drive\n", drive->name, stat);
msleep(50);
- hwif->OUTB(drive->select.all, io_ports->device_addr);
+ SELECT_DRIVE(drive);
msleep(50);
- hwif->OUTBSYNC(drive, WIN_SRST, io_ports->command_addr);
+ hwif->OUTBSYNC(hwif, WIN_SRST, io_ports->command_addr);
(void)ide_busy_sleep(hwif);
rc = try_to_identify(drive, cmd);
}
@@ -516,7 +518,7 @@ static void enable_nest (ide_drive_t *drive)
printk("%s: enabling %s -- ", hwif->name, drive->id->model);
SELECT_DRIVE(drive);
msleep(50);
- hwif->OUTBSYNC(drive, EXABYTE_ENABLE_NEST, hwif->io_ports.command_addr);
+ hwif->OUTBSYNC(hwif, EXABYTE_ENABLE_NEST, hwif->io_ports.command_addr);
if (ide_busy_sleep(hwif)) {
printk(KERN_CONT "failed (timeout)\n");
@@ -646,8 +648,6 @@ static int ide_register_port(ide_hwif_t *hwif)
goto out;
}
- get_device(&hwif->gendev);
-
hwif->portdev = device_create_drvdata(ide_port_class, &hwif->gendev,
MKDEV(0, 0), hwif, hwif->name);
if (IS_ERR(hwif->portdev)) {
@@ -1067,7 +1067,7 @@ static int init_irq (ide_hwif_t *hwif)
if (io_ports->ctl_addr)
/* clear nIEN */
- hwif->OUTB(0x08, io_ports->ctl_addr);
+ hwif->OUTBSYNC(hwif, ATA_DEVCTL_OBS, io_ports->ctl_addr);
if (request_irq(hwif->irq,&ide_intr,sa,hwif->name,hwgroup))
goto out_unlink;
@@ -1220,16 +1220,12 @@ static void drive_release_dev (struct device *dev)
complete(&drive->gendev_rel_comp);
}
-#ifndef ide_default_irq
-#define ide_default_irq(irq) 0
-#endif
-
static int hwif_init(ide_hwif_t *hwif)
{
int old_irq;
if (!hwif->irq) {
- hwif->irq = ide_default_irq(hwif->io_ports.data_addr);
+ hwif->irq = __ide_default_irq(hwif->io_ports.data_addr);
if (!hwif->irq) {
printk("%s: DISABLED, NO IRQ\n", hwif->name);
return 0;
@@ -1259,7 +1255,7 @@ static int hwif_init(ide_hwif_t *hwif)
* It failed to initialise. Find the default IRQ for
* this port and try that.
*/
- hwif->irq = ide_default_irq(hwif->io_ports.data_addr);
+ hwif->irq = __ide_default_irq(hwif->io_ports.data_addr);
if (!hwif->irq) {
printk("%s: Disabled unable to get IRQ %d.\n",
hwif->name, old_irq);
@@ -1324,10 +1320,10 @@ static void ide_port_init_devices(ide_hwif_t *hwif)
drive->unmask = 1;
if (hwif->host_flags & IDE_HFLAG_NO_UNMASK_IRQS)
drive->no_unmask = 1;
- }
- if (port_ops && port_ops->port_init_devs)
- port_ops->port_init_devs(hwif);
+ if (port_ops && port_ops->init_dev)
+ port_ops->init_dev(drive);
+ }
}
static void ide_init_port(ide_hwif_t *hwif, unsigned int port,
@@ -1479,22 +1475,29 @@ ide_hwif_t *ide_find_port_slot(const struct ide_port_info *d)
for (; i < MAX_HWIFS; i++) {
hwif = &ide_hwifs[i];
if (hwif->chipset == ide_unknown)
- return hwif;
+ goto out_found;
}
} else {
for (i = 2; i < MAX_HWIFS; i++) {
hwif = &ide_hwifs[i];
if (hwif->chipset == ide_unknown)
- return hwif;
+ goto out_found;
}
for (i = 0; i < 2 && i < MAX_HWIFS; i++) {
hwif = &ide_hwifs[i];
if (hwif->chipset == ide_unknown)
- return hwif;
+ goto out_found;
}
}
+ printk(KERN_ERR "%s: no free slot for interface\n",
+ d ? d->name : "ide");
+
return NULL;
+
+out_found:
+ ide_init_port_data(hwif, i);
+ return hwif;
}
EXPORT_SYMBOL_GPL(ide_find_port_slot);