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authornbd <nbd@3c298f89-4303-0410-b956-a3cf2f4a3e73>2007-05-04 22:14:14 +0000
committernbd <nbd@3c298f89-4303-0410-b956-a3cf2f4a3e73>2007-05-04 22:14:14 +0000
commit968f760ebb70ac209984e78a77c0800a65ca8b49 (patch)
tree16747d1e24bd34b5807696af6fad7b96638f1b74 /target/linux/brcm-2.4/patches
parent7ed9009bbdf799be5f9f1446c264b8504f483beb (diff)
add wl-hdd ide workaround from #272
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@7093 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'target/linux/brcm-2.4/patches')
-rw-r--r--target/linux/brcm-2.4/patches/013-wl_hdd_pdc202xx.patch41
1 files changed, 41 insertions, 0 deletions
diff --git a/target/linux/brcm-2.4/patches/013-wl_hdd_pdc202xx.patch b/target/linux/brcm-2.4/patches/013-wl_hdd_pdc202xx.patch
new file mode 100644
index 000000000..63e0cd603
--- /dev/null
+++ b/target/linux/brcm-2.4/patches/013-wl_hdd_pdc202xx.patch
@@ -0,0 +1,41 @@
+--- linux.old/drivers/ide/pci/pdc202xx_old.c 2006-12-23 21:34:20.000000000 +0100
++++ linux.dev/drivers/ide/pci/pdc202xx_old.c 2007-01-24 18:03:28.000000000 +0100
+@@ -253,23 +253,23 @@
+ pci_read_config_byte(dev, (drive_pci)|0x03, &DP);
+
+ if (speed < XFER_SW_DMA_0) {
+- if ((AP & 0x0F) || (BP & 0x07)) {
++ if ((AP & 0x0F) || (BP & 0x17)) {
+ /* clear PIO modes of lower 8421 bits of A Register */
+ pci_write_config_byte(dev, (drive_pci), AP &~0x0F);
+ pci_read_config_byte(dev, (drive_pci), &AP);
+
+ /* clear PIO modes of lower 421 bits of B Register */
+- pci_write_config_byte(dev, (drive_pci)|0x01, BP &~0x07);
++ pci_write_config_byte(dev, (drive_pci)|0x01, BP &~0x17);
+ pci_read_config_byte(dev, (drive_pci)|0x01, &BP);
+
+ pci_read_config_byte(dev, (drive_pci), &AP);
+ pci_read_config_byte(dev, (drive_pci)|0x01, &BP);
+ }
+ } else {
+- if ((BP & 0xF0) && (CP & 0x0F)) {
++ if ((BP & 0xE0) && (CP & 0x0F)) {
+ /* clear DMA modes of upper 842 bits of B Register */
+ /* clear PIO forced mode upper 1 bit of B Register */
+- pci_write_config_byte(dev, (drive_pci)|0x01, BP &~0xF0);
++ pci_write_config_byte(dev, (drive_pci)|0x01, BP &~0xE0);
+ pci_read_config_byte(dev, (drive_pci)|0x01, &BP);
+
+ /* clear DMA modes of lower 8421 bits of C Register */
+@@ -373,6 +373,9 @@
+ u8 ultra_66 = ((id->dma_ultra & 0x0010) ||
+ (id->dma_ultra & 0x0008)) ? 1 : 0;
+
++ if (hwif->rqsize != 256)
++ hwif->rqsize = 256;
++
+ switch(dev->device) {
+ case PCI_DEVICE_ID_PROMISE_20267:
+ case PCI_DEVICE_ID_PROMISE_20265:
+