linux-kernel - [46/90] slc90e66: fix UDMA handling

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Message-Id: <20091217011603.954645418@mini.kroah.org>
Date:	Wed, 16 Dec 2009 17:14:57 -0800
From:	Greg KH <gregkh@...e.de>
To:	linux-kernel@...r.kernel.org, stable@...nel.org
Cc:	stable-review@...nel.org, torvalds@...ux-foundation.org,
	akpm@...ux-foundation.org, alan@...rguk.ukuu.org.uk,
	Bartlomiej Zolnierkiewicz <bzolnier@...il.com>,
	Sergei Shtylyov <sshtylyov@...mvista.com>,
	"David S. Miller" <davem@...emloft.net>
Subject: [46/90] slc90e66: fix UDMA handling

2.6.31-stable review patch.  If anyone has any objections, please let us know.

------------------

From: Bartlomiej Zolnierkiewicz <bzolnier@...il.com>

[ Upstream commit ee31527a02b0a8e1aa4a5e4084d2db5fa34737ed ]

Fix checking of the currently programmed UDMA mode.

Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@...il.com>
Acked-by: Sergei Shtylyov <sshtylyov@...mvista.com>
Signed-off-by: David S. Miller <davem@...emloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@...e.de>
---
 drivers/ide/slc90e66.c |    3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

--- a/drivers/ide/slc90e66.c
+++ b/drivers/ide/slc90e66.c
@@ -91,8 +91,7 @@ static void slc90e66_set_dma_mode(ide_dr
 
 		if (!(reg48 & u_flag))
 			pci_write_config_word(dev, 0x48, reg48|u_flag);
-		/* FIXME: (reg4a & a_speed) ? */
-		if ((reg4a & u_speed) != u_speed) {
+		if ((reg4a & a_speed) != u_speed) {
 			pci_write_config_word(dev, 0x4a, reg4a & ~a_speed);
 			pci_read_config_word(dev, 0x4a, &reg4a);
 			pci_write_config_word(dev, 0x4a, reg4a|u_speed);


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