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pata_via: fix address setup timings underlocking 

Correct via_do_set_mode() documentation while at it.

Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
This commit is contained in:
Bartlomiej Zolnierkiewicz 2010-01-18 18:17:03 +01:00 committed by Jeff Garzik
parent cfcf9ee26a
commit f777582f49
1 changed files with 2 additions and 2 deletions
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4
drivers/ata/pata_via.c
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@ -229,7 +229,7 @@ static int via_pre_reset(struct ata_link *link, unsigned long deadline)
/**
* via_do_set_mode - set initial PIO mode data
* via_do_set_mode - set transfer mode data
* @ap: ATA interface
* @adev: ATA device
* @mode: ATA mode being programmed
@ -273,7 +273,7 @@ static void via_do_set_mode(struct ata_port *ap, struct ata_device *adev, int mo
pci_read_config_byte(pdev, 0x4C, &setup);
setup &= ~(3 << shift);
setup |= clamp_val(t.setup, 1, 4) << shift; /* 1,4 or 1,4 - 1 FIXME */
setup |= (clamp_val(t.setup, 1, 4) - 1) << shift;
pci_write_config_byte(pdev, 0x4C, setup);
}