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* [PATCH #upstream] ata_generic: drop hard coded DMA force logic for CENATEK
@ 2010-07-02 12:41 Tejun Heo
  2010-07-14  7:52 ` Jeff Garzik
  0 siblings, 1 reply; 2+ messages in thread
From: Tejun Heo @ 2010-07-02 12:41 UTC (permalink / raw)
  To: Jeff Garzik, linux-ide@vger.kernel.org, Andy Whitcroft

Commit 1529c69adc (ata_generic: implement ATA_GEN_* flags and force
enable DMA on MBP 7,1) implemented ATA_GEN_FORCE_DMA for forcing DMA
mode and applied it to CENATEK but forgot to remove the original hard
coded logic.  This is removal of redundant logic and doesn't affect
correctness.

Signed-off-by: Tejun Heo <tj@kernel.org>
Reported-by: Andy Whitcroft <apw@canonical.com>
---
 drivers/ata/ata_generic.c |    4 ----
 1 file changed, 4 deletions(-)

diff --git a/drivers/ata/ata_generic.c b/drivers/ata/ata_generic.c
index 7107a69..cc5f772 100644
--- a/drivers/ata/ata_generic.c
+++ b/drivers/ata/ata_generic.c
@@ -54,7 +54,6 @@ static int generic_set_mode(struct ata_link *link, struct ata_device **unused)
 	const struct pci_device_id *id = ap->host->private_data;
 	int dma_enabled = 0;
 	struct ata_device *dev;
-	struct pci_dev *pdev = to_pci_dev(ap->host->dev);

 	if (id->driver_data & ATA_GEN_FORCE_DMA) {
 		dma_enabled = 0xff;
@@ -63,9 +62,6 @@ static int generic_set_mode(struct ata_link *link, struct ata_device **unused)
 		dma_enabled = ioread8(ap->ioaddr.bmdma_addr + ATA_DMA_STATUS);
 	}

-	if (pdev->vendor == PCI_VENDOR_ID_CENATEK)
-		dma_enabled = 0xFF;
-
 	ata_for_each_dev(dev, link, ENABLED) {
 		/* We don't really care */
 		dev->pio_mode = XFER_PIO_0;

^ permalink raw reply related	[flat|nested] 2+ messages in thread

* Re: [PATCH #upstream] ata_generic: drop hard coded DMA force logic for CENATEK
  2010-07-02 12:41 [PATCH #upstream] ata_generic: drop hard coded DMA force logic for CENATEK Tejun Heo
@ 2010-07-14  7:52 ` Jeff Garzik
  0 siblings, 0 replies; 2+ messages in thread
From: Jeff Garzik @ 2010-07-14  7:52 UTC (permalink / raw)
  To: Tejun Heo; +Cc: linux-ide@vger.kernel.org, Andy Whitcroft

On 07/02/2010 08:41 AM, Tejun Heo wrote:
> Commit 1529c69adc (ata_generic: implement ATA_GEN_* flags and force
> enable DMA on MBP 7,1) implemented ATA_GEN_FORCE_DMA for forcing DMA
> mode and applied it to CENATEK but forgot to remove the original hard
> coded logic.  This is removal of redundant logic and doesn't affect
> correctness.
>
> Signed-off-by: Tejun Heo<tj@kernel.org>
> Reported-by: Andy Whitcroft<apw@canonical.com>
> ---
>   drivers/ata/ata_generic.c |    4 ----
>   1 file changed, 4 deletions(-)

applied



^ permalink raw reply	[flat|nested] 2+ messages in thread

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