Gitweb:
http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=38805e5f096162867a70c7468c654d7f9bb507da
Commit: 38805e5f096162867a70c7468c654d7f9bb507da
Parent: 9ac4dd301eebb3cd8de801e02bfc91f296e56f63
Author: Kumar Gala <[EMAIL PROTECTED]>
AuthorDate: Tue Jul 10 23:37:45 2007 -0500
Committer: Kumar Gala <[EMAIL PROTECTED]>
CommitDate: Mon Jul 23 10:27:07 2007 -0500
[POWERPC] Add the ability to find PCI capabilities early on
Added early_find_capability that wraps pci_bus_find_capability and uses
fake_pci_bus() to allow us to call it before we've fully setup the
pci_controller.
Signed-off-by: Kumar Gala <[EMAIL PROTECTED]>
---
arch/powerpc/kernel/pci_32.c | 7 +++++++
include/asm-powerpc/pci-bridge.h | 3 +++
2 files changed, 10 insertions(+), 0 deletions(-)
diff --git a/arch/powerpc/kernel/pci_32.c b/arch/powerpc/kernel/pci_32.c
index 0adf077..bfcfa14 100644
--- a/arch/powerpc/kernel/pci_32.c
+++ b/arch/powerpc/kernel/pci_32.c
@@ -1468,3 +1468,10 @@ EARLY_PCI_OP(read, dword, u32 *)
EARLY_PCI_OP(write, byte, u8)
EARLY_PCI_OP(write, word, u16)
EARLY_PCI_OP(write, dword, u32)
+
+extern int pci_bus_find_capability (struct pci_bus *bus, unsigned int devfn,
int cap);
+int early_find_capability(struct pci_controller *hose, int bus, int devfn,
+ int cap)
+{
+ return pci_bus_find_capability(fake_pci_bus(hose, bus), devfn, cap);
+}
diff --git a/include/asm-powerpc/pci-bridge.h b/include/asm-powerpc/pci-bridge.h
index e72c2a6..7a00b8e 100644
--- a/include/asm-powerpc/pci-bridge.h
+++ b/include/asm-powerpc/pci-bridge.h
@@ -79,6 +79,9 @@ int early_write_config_word(struct pci_controller *hose, int
bus, int dev_fn,
int early_write_config_dword(struct pci_controller *hose, int bus, int dev_fn,
int where, u32 val);
+extern int early_find_capability(struct pci_controller *hose, int bus,
+ int dev_fn, int cap);
+
extern void setup_indirect_pci_nomap(struct pci_controller* hose,
void __iomem *cfg_addr, void __iomem *cfg_data);
extern void setup_indirect_pci(struct pci_controller* hose,
-
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