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From: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
To: Jeff Garzik <jeff@garzik.org>
Cc: "Jung-Ik Lee (John)" <jilee@google.com>, linux-ide@vger.kernel.org
Subject: [PATCH 1/4] pata_atp867x: fix it to not claim MWDMA support
Date: Wed, 7 Oct 2009 00:26:57 +0200	[thread overview]
Message-ID: <200910070026.57226.bzolnier@gmail.com> (raw)

From: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
Subject: [PATCH] pata_atp867x: fix it to not claim MWDMA support

MWDMA modes are not supported by this driver currently.

Acked-by: Jung-Ik (John) Lee <jilee@google.com>
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
---
 drivers/ata/pata_atp867x.c |   10 +---------
 1 file changed, 1 insertion(+), 9 deletions(-)

Index: b/drivers/ata/pata_atp867x.c
===================================================================
--- a/drivers/ata/pata_atp867x.c
+++ b/drivers/ata/pata_atp867x.c
@@ -118,20 +118,13 @@ struct atp867x_priv {
 	int		pci66mhz;
 };
 
-static inline u8 atp867x_speed_to_mode(u8 speed)
-{
-	return speed - XFER_UDMA_0 + 1;
-}
-
 static void atp867x_set_dmamode(struct ata_port *ap, struct ata_device *adev)
 {
 	struct pci_dev *pdev	= to_pci_dev(ap->host->dev);
 	struct atp867x_priv *dp = ap->private_data;
 	u8 speed = adev->dma_mode;
 	u8 b;
-	u8 mode;
-
-	mode = atp867x_speed_to_mode(speed);
+	u8 mode = speed - XFER_UDMA_0 + 1;
 
 	/*
 	 * Doc 6.6.9: decrease the udma mode value by 1 for safer UDMA speed
@@ -471,7 +464,6 @@ static int atp867x_init_one(struct pci_d
 	static const struct ata_port_info info_867x = {
 		.flags		= ATA_FLAG_SLAVE_POSS,
 		.pio_mask	= ATA_PIO4,
-		.mwdma_mask	= ATA_MWDMA2,
 		.udma_mask 	= ATA_UDMA6,
 		.port_ops	= &atp867x_ops,
 	};

             reply	other threads:[~2009-10-06 22:27 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-10-06 22:26 Bartlomiej Zolnierkiewicz [this message]
2009-10-07  1:03 ` [PATCH 1/4] pata_atp867x: fix it to not claim MWDMA support Jeff Garzik

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