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path: root/target/linux/brcm47xx/patches-3.3/240-bcma-pcie-config-access.patch
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Diffstat (limited to 'target/linux/brcm47xx/patches-3.3/240-bcma-pcie-config-access.patch')
-rw-r--r--target/linux/brcm47xx/patches-3.3/240-bcma-pcie-config-access.patch104
1 files changed, 0 insertions, 104 deletions
diff --git a/target/linux/brcm47xx/patches-3.3/240-bcma-pcie-config-access.patch b/target/linux/brcm47xx/patches-3.3/240-bcma-pcie-config-access.patch
deleted file mode 100644
index 91b8a4191c..0000000000
--- a/target/linux/brcm47xx/patches-3.3/240-bcma-pcie-config-access.patch
+++ /dev/null
@@ -1,104 +0,0 @@
---- a/drivers/bcma/driver_pci_host.c
-+++ b/drivers/bcma/driver_pci_host.c
-@@ -94,19 +94,19 @@ static int bcma_extpci_read_config(struc
- if (dev == 0) {
- /* we support only two functions on device 0 */
- if (func > 1)
-- return -EINVAL;
-+ goto out;
-
- /* accesses to config registers with offsets >= 256
- * requires indirect access.
- */
- if (off >= PCI_CONFIG_SPACE_SIZE) {
- addr = (func << 12);
-- addr |= (off & 0x0FFF);
-+ addr |= (off & 0x0FFC);
- val = bcma_pcie_read_config(pc, addr);
- } else {
- addr = BCMA_CORE_PCI_PCICFG0;
- addr |= (func << 8);
-- addr |= (off & 0xfc);
-+ addr |= (off & 0xFC);
- val = pcicore_read32(pc, addr);
- }
- } else {
-@@ -122,8 +122,6 @@ static int bcma_extpci_read_config(struc
- val = 0xffffffff;
- goto unmap;
- }
--
-- val = readl(mmio);
- }
- val >>= (8 * (off & 3));
-
-@@ -151,7 +149,7 @@ static int bcma_extpci_write_config(stru
- const void *buf, int len)
- {
- int err = -EINVAL;
-- u32 addr = 0, val = 0;
-+ u32 addr, val;
- void __iomem *mmio = 0;
- u16 chipid = pc->core->bus->chipinfo.id;
-
-@@ -159,16 +157,22 @@ static int bcma_extpci_write_config(stru
- if (unlikely(len != 1 && len != 2 && len != 4))
- goto out;
- if (dev == 0) {
-+ /* we support only two functions on device 0 */
-+ if (func > 1)
-+ goto out;
-+
- /* accesses to config registers with offsets >= 256
- * requires indirect access.
- */
-- if (off < PCI_CONFIG_SPACE_SIZE) {
-- addr = pc->core->addr + BCMA_CORE_PCI_PCICFG0;
-+ if (off >= PCI_CONFIG_SPACE_SIZE) {
-+ addr = (func << 12);
-+ addr |= (off & 0x0FFC);
-+ val = bcma_pcie_read_config(pc, addr);
-+ } else {
-+ addr = BCMA_CORE_PCI_PCICFG0;
- addr |= (func << 8);
-- addr |= (off & 0xfc);
-- mmio = ioremap_nocache(addr, sizeof(val));
-- if (!mmio)
-- goto out;
-+ addr |= (off & 0xFC);
-+ val = pcicore_read32(pc, addr);
- }
- } else {
- addr = bcma_get_cfgspace_addr(pc, dev, func, off);
-@@ -187,12 +191,10 @@ static int bcma_extpci_write_config(stru
-
- switch (len) {
- case 1:
-- val = readl(mmio);
- val &= ~(0xFF << (8 * (off & 3)));
- val |= *((const u8 *)buf) << (8 * (off & 3));
- break;
- case 2:
-- val = readl(mmio);
- val &= ~(0xFFFF << (8 * (off & 3)));
- val |= *((const u16 *)buf) << (8 * (off & 3));
- break;
-@@ -200,13 +202,14 @@ static int bcma_extpci_write_config(stru
- val = *((const u32 *)buf);
- break;
- }
-- if (dev == 0 && !addr) {
-+ if (dev == 0) {
- /* accesses to config registers with offsets >= 256
- * requires indirect access.
- */
-- addr = (func << 12);
-- addr |= (off & 0x0FFF);
-- bcma_pcie_write_config(pc, addr, val);
-+ if (off >= PCI_CONFIG_SPACE_SIZE)
-+ bcma_pcie_write_config(pc, addr, val);
-+ else
-+ pcicore_write32(pc, addr, val);
- } else {
- writel(val, mmio);
-