target/linux/brcm-2.4/patches/013-wl_hdd_pdc202xx.patch

   1 Index: linux-2.4.35.4/drivers/ide/pci/pdc202xx_old.c
   2 ===================================================================
   3 --- linux-2.4.35.4.orig/drivers/ide/pci/pdc202xx_old.c
   4 +++ linux-2.4.35.4/drivers/ide/pci/pdc202xx_old.c
   5 @@ -253,23 +253,23 @@ static int pdc202xx_tune_chipset (ide_dr
   6         pci_read_config_byte(dev, (drive_pci)|0x03, &DP);
   7
   8         if (speed < XFER_SW_DMA_0) {
   9 -               if ((AP & 0x0F) || (BP & 0x07)) {
  10 +               if ((AP & 0x0F) || (BP & 0x17)) {
  11                         /* clear PIO modes of lower 8421 bits of A Register */
  12                         pci_write_config_byte(dev, (drive_pci), AP &~0x0F);
  13                         pci_read_config_byte(dev, (drive_pci), &AP);
  14
  15                         /* clear PIO modes of lower 421 bits of B Register */
  16 -                       pci_write_config_byte(dev, (drive_pci)|0x01, BP &~0x07);
  17 +                       pci_write_config_byte(dev, (drive_pci)|0x01, BP &~0x17);
  18                         pci_read_config_byte(dev, (drive_pci)|0x01, &BP);
  19
  20                         pci_read_config_byte(dev, (drive_pci), &AP);
  21                         pci_read_config_byte(dev, (drive_pci)|0x01, &BP);
  22                 }
  23         } else {
  24 -               if ((BP & 0xF0) && (CP & 0x0F)) {
  25 +               if ((BP & 0xE0) && (CP & 0x0F)) {
  26                         /* clear DMA modes of upper 842 bits of B Register */
  27                         /* clear PIO forced mode upper 1 bit of B Register */
  28 -                       pci_write_config_byte(dev, (drive_pci)|0x01, BP &~0xF0);
  29 +                       pci_write_config_byte(dev, (drive_pci)|0x01, BP &~0xE0);
  30                         pci_read_config_byte(dev, (drive_pci)|0x01, &BP);
  31
  32                         /* clear DMA modes of lower 8421 bits of C Register */
  33 @@ -373,6 +373,9 @@ static int config_chipset_for_dma (ide_d
  34         u8 ultra_66             = ((id->dma_ultra & 0x0010) ||
  35                                    (id->dma_ultra & 0x0008)) ? 1 : 0;
  36
  37 +       if (hwif->rqsize != 256)
  38 +               hwif->rqsize = 256;
  39 +
  40         switch(dev->device) {
  41                 case PCI_DEVICE_ID_PROMISE_20267:
  42                 case PCI_DEVICE_ID_PROMISE_20265: