diff options
Diffstat (limited to 'target/linux/realtek/patches-2.6.30/0002-rsdk-drivers-pci.patch')
| -rw-r--r-- | target/linux/realtek/patches-2.6.30/0002-rsdk-drivers-pci.patch | 61 |
1 files changed, 61 insertions, 0 deletions
diff --git a/target/linux/realtek/patches-2.6.30/0002-rsdk-drivers-pci.patch b/target/linux/realtek/patches-2.6.30/0002-rsdk-drivers-pci.patch new file mode 100644 index 000000000..786ddc15a --- /dev/null +++ b/target/linux/realtek/patches-2.6.30/0002-rsdk-drivers-pci.patch @@ -0,0 +1,61 @@ +--- linux-2.6.30.9/drivers/pci/access.c 2009-10-05 18:38:08.000000000 +0300 ++++ linux-2.6.30.9-rsdk/drivers/pci/access.c 2013-05-02 01:47:54.647226984 +0300 +@@ -38,6 +38,46 @@ int pci_bus_read_config_##size \ + spin_unlock_irqrestore(&pci_lock, flags); \ + return res; \ + } ++#ifdef CONFIG_RTL8198_REVISION_B ++int pci_bus_read_config_word ++ (struct pci_bus *bus, unsigned int devfn, int pos, u16 *value) ++{ ++ int res; ++ unsigned long flags; ++ u32 data = 0; ++ if (PCI_word_BAD) return PCIBIOS_BAD_REGISTER_NUMBER; ++ spin_lock_irqsave(&pci_lock, flags); ++ ++ int swap[4]={0,8,16,24}; int diff = pos&0x3; ++ res = bus->ops->read(bus, devfn, (pos&0xFFFFC), 4, &data); ++ *value =(u16)( (data>>(swap[diff]))&0xffff); ++ ++ ++ ++ ++ //*value = (type)data; ++ spin_unlock_irqrestore(&pci_lock, flags); ++ return res; ++} ++int pci_bus_read_config_byte ++ (struct pci_bus *bus, unsigned int devfn, int pos, u8 *value) ++{ ++ int res; ++ unsigned long flags; ++ u32 data = 0; ++ if (PCI_word_BAD) return PCIBIOS_BAD_REGISTER_NUMBER; ++ spin_lock_irqsave(&pci_lock, flags); ++ ++ int swap[4]={0,8,16,24}; int diff = pos&0x3; ++ res = bus->ops->read(bus, devfn, (pos&0xFFFFC), 4, &data); ++ *value =(u8)( (data>>(swap[diff]))&0xff); ++ //*value = (type)data; ++ spin_unlock_irqrestore(&pci_lock, flags); ++ return res; ++} ++ ++#endif ++ + + #define PCI_OP_WRITE(size,type,len) \ + int pci_bus_write_config_##size \ +@@ -52,8 +92,11 @@ int pci_bus_write_config_##size \ + return res; \ + } + ++#ifndef CONFIG_RTL8198_REVISION_B + PCI_OP_READ(byte, u8, 1) ++ + PCI_OP_READ(word, u16, 2) ++#endif + PCI_OP_READ(dword, u32, 4) + PCI_OP_WRITE(byte, u8, 1) + PCI_OP_WRITE(word, u16, 2) |