From mboxrd@z Thu Jan 1 00:00:00 1970 From: Bartlomiej Zolnierkiewicz Subject: [PATCH] libata: ata_timing_compute() fixup Date: Thu, 13 Oct 2011 15:17:32 +0200 Message-ID: <201110131517.33197.bzolnier@gmail.com> Mime-Version: 1.0 Content-Type: Text/Plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Sender: linux-kernel-owner@vger.kernel.org To: Jeff Garzik Cc: linux-ide@vger.kernel.org, linux-kernel@vger.kernel.org List-Id: linux-ide@vger.kernel.org From: Bartlomiej Zolnierkiewicz Subject: [PATCH] libata: ata_timing_compute() fixup XFER_SW_DMA_0 mode should be excluded from the extended cycle timing computations. Noticed-by: Sergei Shtylyov Signed-off-by: Bartlomiej Zolnierkiewicz --- drivers/ata/libata-core.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) Index: b/drivers/ata/libata-core.c =================================================================== --- a/drivers/ata/libata-core.c +++ b/drivers/ata/libata-core.c @@ -3232,7 +3232,7 @@ int ata_timing_compute(struct ata_device if (id[ATA_ID_FIELD_VALID] & 2) { /* EIDE drive */ memset(&p, 0, sizeof(p)); - if (speed >= XFER_PIO_0 && speed <= XFER_SW_DMA_0) { + if (speed >= XFER_PIO_0 && speed < XFER_SW_DMA_0) { if (speed <= XFER_PIO_2) p.cycle = p.cyc8b = id[ATA_ID_EIDE_PIO]; else if ((speed <= XFER_PIO_4) ||