Commit 11f6400e authored Apr 29, 2008 by Alan Cox Committed by Jeff Garzik Apr 29, 2008

pata_via: Fix 6410 misdetect



The discrete VIA ATA chips don't have 0x40 enable bits. We check that
properly in one location but not another. This causes some users 6410
RAID cards to be incorrectly skipped.

Signed-off-by: Alan Cox <alan@redhat.com>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>

parent d7b5a23f

drivers/ata/pata_via.c

+6 −5

Original line number	Diff line number	Diff line
		@@ -464,10 +464,11 @@ static int via_init_one(struct pci_dev pdev, const struct pci_device_id id)
		}
		pci_dev_put(isa);

		if (!(config->flags & VIA_NO_ENABLES)) {
		/* 0x40 low bits indicate enabled channels */
		pci_read_config_byte(pdev, 0x40 , &enable);
		enable &= 3;
		if (enable == 0) {
		if (enable == 0)
		return -ENODEV;
		}

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