diff options
Diffstat (limited to 'drivers/ide/ide-probe.c')
| -rw-r--r-- | drivers/ide/ide-probe.c | 53 |
1 files changed, 23 insertions, 30 deletions
diff --git a/drivers/ide/ide-probe.c b/drivers/ide/ide-probe.c index 56fb0b84342..0cb3d2bb3ab 100644 --- a/drivers/ide/ide-probe.c +++ b/drivers/ide/ide-probe.c @@ -13,22 +13,8 @@ * * This is the IDE probe module, as evolved from hd.c and ide.c. * - * Version 1.00 move drive probing code from ide.c to ide-probe.c - * Version 1.01 fix compilation problem for m68k - * Version 1.02 increase WAIT_PIDENTIFY to avoid CD-ROM locking at boot - * by Andrea Arcangeli - * Version 1.03 fix for (hwif->chipset == ide_4drives) - * Version 1.04 fixed buggy treatments of known flash memory cards - * - * Version 1.05 fix for (hwif->chipset == ide_pdc4030) - * added ide6/7/8/9 - * allowed for secondary flash card to be detectable - * with new flag : drive->ata_flash : 1; - * Version 1.06 stream line request queue and prep for cascade project. - * Version 1.07 max_sect <= 255; slower disks would get behind and - * then fall over when they get to 256. Paul G. - * Version 1.10 Update set for new IDE. drive->id is now always - * valid after probe time even with noprobe + * -- increase WAIT_PIDENTIFY to avoid CD-ROM locking at boot + * by Andrea Arcangeli */ #include <linux/module.h> @@ -644,7 +630,7 @@ static void hwif_register (ide_hwif_t *hwif) static int wait_hwif_ready(ide_hwif_t *hwif) { - int rc; + int unit, rc; printk(KERN_DEBUG "Probing IDE interface %s...\n", hwif->name); @@ -661,20 +647,27 @@ static int wait_hwif_ready(ide_hwif_t *hwif) return rc; /* Now make sure both master & slave are ready */ - SELECT_DRIVE(&hwif->drives[0]); - hwif->OUTB(8, hwif->io_ports[IDE_CONTROL_OFFSET]); - mdelay(2); - rc = ide_wait_not_busy(hwif, 35000); - if (rc) - return rc; - SELECT_DRIVE(&hwif->drives[1]); - hwif->OUTB(8, hwif->io_ports[IDE_CONTROL_OFFSET]); - mdelay(2); - rc = ide_wait_not_busy(hwif, 35000); + for (unit = 0; unit < MAX_DRIVES; unit++) { + ide_drive_t *drive = &hwif->drives[unit]; + /* Ignore disks that we will not probe for later. */ + if (!drive->noprobe || drive->present) { + SELECT_DRIVE(drive); + if (IDE_CONTROL_REG) + hwif->OUTB(drive->ctl, IDE_CONTROL_REG); + mdelay(2); + rc = ide_wait_not_busy(hwif, 35000); + if (rc) + goto out; + } else + printk(KERN_DEBUG "%s: ide_wait_not_busy() skipped\n", + drive->name); + } +out: /* Exit function with master reselected (let's be sane) */ - SELECT_DRIVE(&hwif->drives[0]); - + if (unit) + SELECT_DRIVE(&hwif->drives[0]); + return rc; } @@ -1180,7 +1173,7 @@ static struct kobject *exact_match(dev_t dev, int *part, void *data) { struct gendisk *p = data; *part &= (1 << PARTN_BITS) - 1; - return &p->kobj; + return &p->dev.kobj; } static int exact_lock(dev_t dev, void *data) |