From mboxrd@z Thu Jan 1 00:00:00 1970 From: Bartlomiej Zolnierkiewicz Subject: [PATCH 9/8] pdc202xx_old: remove broken SWDMA support Date: Mon, 27 Aug 2007 21:56:44 +0200 Message-ID: <200708272156.44552.bzolnier@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Return-path: Received: from nf-out-0910.google.com ([64.233.182.190]:15143 "EHLO nf-out-0910.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1757457AbXH0T7H (ORCPT ); Mon, 27 Aug 2007 15:59:07 -0400 Received: by nf-out-0910.google.com with SMTP id g13so1259941nfb for ; Mon, 27 Aug 2007 12:59:05 -0700 (PDT) Content-Disposition: inline Sender: linux-ide-owner@vger.kernel.org List-Id: linux-ide@vger.kernel.org To: linux-ide@vger.kernel.org Documentation doesn't mention SWDMA and moreover all timings used for SWDMA modes were over-clocked when compared to ATA spec. Signed-off-by: Bartlomiej Zolnierkiewicz --- drivers/ide/pci/pdc202xx_old.c | 6 +----- 1 file changed, 1 insertion(+), 5 deletions(-) Index: b/drivers/ide/pci/pdc202xx_old.c =================================================================== --- a/drivers/ide/pci/pdc202xx_old.c +++ b/drivers/ide/pci/pdc202xx_old.c @@ -1,5 +1,5 @@ /* - * linux/drivers/ide/pci/pdc202xx_old.c Version 0.51 Jul 27, 2007 + * linux/drivers/ide/pci/pdc202xx_old.c Version 0.52 Aug 27, 2007 * * Copyright (C) 1998-2002 Andre Hedrick * Copyright (C) 2006-2007 MontaVista Software, Inc. @@ -97,9 +97,6 @@ static void pdc202xx_set_mode(ide_drive_ case XFER_MW_DMA_2: TB = 0x60; TC = 0x03; break; case XFER_MW_DMA_1: TB = 0x60; TC = 0x04; break; case XFER_MW_DMA_0: TB = 0xE0; TC = 0x0F; break; - case XFER_SW_DMA_2: TB = 0x60; TC = 0x05; break; - case XFER_SW_DMA_1: TB = 0x80; TC = 0x06; break; - case XFER_SW_DMA_0: TB = 0xC0; TC = 0x0B; break; case XFER_PIO_4: TA = 0x01; TB = 0x04; break; case XFER_PIO_3: TA = 0x02; TB = 0x06; break; case XFER_PIO_2: TA = 0x03; TB = 0x08; break; @@ -329,7 +326,6 @@ static void __devinit init_hwif_pdc202xx hwif->ultra_mask = hwif->cds->udma_mask; hwif->mwdma_mask = 0x07; - hwif->swdma_mask = 0x07; hwif->dma_lost_irq = &pdc202xx_dma_lost_irq; hwif->dma_timeout = &pdc202xx_dma_timeout;