releases/2.6.20.2/pata_amd-fix-an-obvious-bug-in-cable-detection.patch

   1 From stable-bounces@linux.kernel.org Mon Feb  5 00:02:58 2007
   2 From: Tejun Heo <htejun@gmail.com>
   3 Date: Mon, 5 Feb 2007 17:01:28 +0900
   4 Subject: pata_amd: fix an obvious bug in cable detection
   5 To: Jeff Garzik <jeff@garzik.org>, Alan Cox <alan@lxorguk.ukuu.org.uk>, linux-ide@vger.kernel.org
   6 Cc: stable@kernel.org
   7 Message-ID: <20070205080128.GH1625@htj.dyndns.org>
   8 Content-Disposition: inline
   9
  10
  11 80c test mask is at bits 18 and 19 of EIDE Controller Configuration
  12 not 22 and 23.  Fix it.
  13
  14 Signed-off-by: Tejun Heo <htejun@gmail.com>
  15 Acked-by: Alan Cox <alan@lxorguk.ukuu.org.uk>
  16
  17 ---
  18  drivers/ata/pata_amd.c |    4 ++--
  19  1 file changed, 2 insertions(+), 2 deletions(-)
  20
  21 --- linux-2.6.20.1.orig/drivers/ata/pata_amd.c
  22 +++ linux-2.6.20.1/drivers/ata/pata_amd.c
  23 @@ -128,7 +128,7 @@ static void timing_setup(struct ata_port
  24
  25  static int amd_pre_reset(struct ata_port *ap)
  26  {
  27 -       static const u32 bitmask[2] = {0x03, 0xC0};
  28 +       static const u32 bitmask[2] = {0x03, 0x0C};
  29         static const struct pci_bits amd_enable_bits[] = {
  30                 { 0x40, 1, 0x02, 0x02 },
  31                 { 0x40, 1, 0x01, 0x01 }
  32 @@ -247,7 +247,7 @@ static void amd133_set_dmamode(struct at
  33   */
  34
  35  static int nv_pre_reset(struct ata_port *ap) {
  36 -       static const u8 bitmask[2] = {0x03, 0xC0};
  37 +       static const u8 bitmask[2] = {0x03, 0x0C};
  38         static const struct pci_bits nv_enable_bits[] = {
  39                 { 0x50, 1, 0x02, 0x02 },
  40                 { 0x50, 1, 0x01, 0x01 }