Commit 0c824b51 authored Oct 16, 2007 by Tony Battersby Committed by Bartlomiej Zolnierkiewicz Oct 16, 2007

ide: fix serverworks.c UDMA regression



The patch described by the following excerpt from ChangeLog-2.6.22 makes
it impossible to use UDMA on a Tyan S2707 motherboard (SvrWks CSB5):

commit 2d5eaa6d
Author: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
Date:   Thu May 10 00:01:08 2007 +0200

    ide: rework the code for selecting the best DMA transfer mode (v3)

    ...

This one-line patch against 2.6.23 fixes the problem.

Signed-off-by: Tony Battersby <tonyb@cybernetics.com>
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>

parent 821f3eff

drivers/ide/pci/serverworks.c

+1 −0

Original line number	Diff line number	Diff line
		@@ -97,6 +97,7 @@ static u8 svwks_udma_filter(ide_drive_t *drive)
		mode = 2;

		switch(mode) {
		case 3: mask = 0x3f; break;
		case 2: mask = 0x1f; break;
		case 1: mask = 0x07; break;
		default: mask = 0x00; break;