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Commit 139ddfca authored by Bartlomiej Zolnierkiewicz's avatar Bartlomiej Zolnierkiewicz
Browse files

ide: move handling of I/O resources out of ide_probe_port() 



Reserve/release I/O resources in ide_device_add_all() instead of
ide_probe_port().

Signed-off-by: default avatarBartlomiej Zolnierkiewicz <bzolnier@gmail.com>
parent 9d501529

drivers/ide/ide-probe.c

+12 −11
Original line number Diff line number Diff line
@@ -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++) {