From 56fc2e442a7940f6eb8dae9d939fb845583db7fd Mon Sep 17 00:00:00 2001 From: rwhitby Date: Sun, 30 Sep 2007 00:10:57 +0000 Subject: Added patch from http://www.opensubscriber.com/message/jgarzik@pobox.com/7495139.html git-svn-id: svn://svn.openwrt.org/openwrt/trunk@9077 3c298f89-4303-0410-b956-a3cf2f4a3e73 --- target/linux/ixp4xx/patches/998-VT6421.patch | 19 +++++++++++++++++++ 1 file changed, 19 insertions(+) create mode 100644 target/linux/ixp4xx/patches/998-VT6421.patch diff --git a/target/linux/ixp4xx/patches/998-VT6421.patch b/target/linux/ixp4xx/patches/998-VT6421.patch new file mode 100644 index 000000000..805880f36 --- /dev/null +++ b/target/linux/ixp4xx/patches/998-VT6421.patch @@ -0,0 +1,19 @@ +I think that I've found and fixed the problem. There is a copy/paste bug in +vt6421_set_dma_mode() function which causes wrong values to be written to +PATA_UDMA_TIMING register. + + +This patch fixes a copy/paste bug that breaks DMA modes on VT6421 PATA port. + +Signed-off-by: Ondrej Zary +diff -Nur linux-2.6.21.6/drivers/ata/sata_via.c linux-2.6.21.6-new/drivers/ata/sata_via.c +--- linux-2.6.21.6/drivers/ata/sata_via.c 2007-07-07 06:47:55.000000000 +0200 ++++ linux-2.6.21.6-new/drivers/ata/sata_via.c 2007-09-29 11:05:07.000000000 +0200 +@@ -380,6 +380,6 @@ + { + struct pci_dev *pdev = to_pci_dev(ap->host->dev); + static const u8 udma_bits[] = { 0xEE, 0xE8, 0xE6, 0xE4, 0xE2, 0xE1, 0xE0, 0xE0 }; +- pci_write_config_byte(pdev, PATA_UDMA_TIMING, udma_bits[adev->pio_mode - XFER_UDMA_0]); ++ pci_write_config_byte(pdev, PATA_UDMA_TIMING, udma_bits[adev->dma_mode - XFER_UDMA_0]); + } + -- cgit v1.2.3