From mboxrd@z Thu Jan 1 00:00:00 1970 From: Bartlomiej Zolnierkiewicz Subject: [PATCH] pata_oldpiix: MWDMA0 is unsupported Date: Fri, 27 Nov 2009 19:53:35 +0100 Message-ID: <200911271953.35241.bzolnier@gmail.com> Mime-Version: 1.0 Content-Type: Text/Plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Received: from mail-ew0-f219.google.com ([209.85.219.219]:51786 "EHLO mail-ew0-f219.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751252AbZK0S6K (ORCPT ); Fri, 27 Nov 2009 13:58:10 -0500 Sender: linux-ide-owner@vger.kernel.org List-Id: linux-ide@vger.kernel.org To: linux-ide@vger.kernel.org Cc: linux-kernel@vger.kernel.org MWDMA0 timings cannot be met with the PIIX based controller programming interface. Signed-off-by: Bartlomiej Zolnierkiewicz --- drivers/ata/pata_oldpiix.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) Index: b/drivers/ata/pata_oldpiix.c =================================================================== --- a/drivers/ata/pata_oldpiix.c +++ b/drivers/ata/pata_oldpiix.c @@ -198,7 +198,7 @@ static int oldpiix_init_one (struct pci_ static const struct ata_port_info info = { .flags = ATA_FLAG_SLAVE_POSS, .pio_mask = ATA_PIO4, - .mwdma_mask = ATA_MWDMA2, + .mwdma_mask = ATA_MWDMA12_ONLY, .port_ops = &oldpiix_pata_ops, }; const struct ata_port_info *ppi[] = { &info, NULL };