]> git.proxmox.com Git - mirror_ubuntu-kernels.git/commitdiff
ide: move handling of I/O resources out of ide_probe_port()
authorBartlomiej Zolnierkiewicz <bzolnier@gmail.com>
Fri, 1 Feb 2008 22:09:36 +0000 (23:09 +0100)
committerBartlomiej Zolnierkiewicz <bzolnier@gmail.com>
Fri, 1 Feb 2008 22:09:36 +0000 (23:09 +0100)
Reserve/release I/O resources in ide_device_add_all() instead of
ide_probe_port().

Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
drivers/ide/ide-probe.c

index 2395498fbc7b6bb86651a4de33ee236aee31747e..7203d0e481619ce1332fd05d8e031cdb82c39caa 100644 (file)
@@ -747,13 +747,6 @@ static int ide_probe_port(ide_hwif_t *hwif)
        if (hwif->noprobe)
                return -EACCES;
 
-       if ((hwif->chipset != ide_4drives || !hwif->mate || !hwif->mate->present) &&
-           (ide_hwif_request_regions(hwif))) {
-               printk(KERN_ERR "%s: ports already in use, skipping probe\n",
-                               hwif->name);
-               return -EBUSY;
-       }
-
        /*
         * We must always disable IRQ, as probe_for_drive will assert IRQ, but
         * we'll install our IRQ driver much later...
@@ -798,10 +791,8 @@ static int ide_probe_port(ide_hwif_t *hwif)
        if (irqd)
                enable_irq(irqd);
 
-       if (!hwif->present) {
-               ide_hwif_release_regions(hwif);
+       if (!hwif->present)
                return -ENODEV;
-       }
 
        for (unit = 0; unit < MAX_DRIVES; unit++) {
                ide_drive_t *drive = &hwif->drives[unit];
@@ -1309,7 +1300,17 @@ int ide_device_add_all(u8 *idx)
                if (idx[i] == 0xff)
                        continue;
 
-               (void)ide_probe_port(&ide_hwifs[idx[i]]);
+               hwif = &ide_hwifs[idx[i]];
+
+               if ((hwif->chipset != ide_4drives || !hwif->mate ||
+                    !hwif->mate->present) && ide_hwif_request_regions(hwif)) {
+                       printk(KERN_ERR "%s: ports already in use, "
+                                       "skipping probe\n", hwif->name);
+                       continue;
+               }
+
+               if (ide_probe_port(hwif) < 0)
+                       ide_hwif_release_regions(hwif);
        }
 
        for (i = 0; i < MAX_HWIFS; i++) {