ssb: use pci_dev->revision

The SSB code reads PCI revision ID from the PCI configuration register while
it's already stored by the PCI subsystem in the 'revision' field  of 'struct
pci_dev'...

Signed-off-by: Sergei Shtylyov <sshtylyov@ru.mvista.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

1 files changed, 1 insertions, 2 deletions

diff --git a/drivers/ssb/pci.c b/drivers/ssb/pci.c
index 52b1ceb748c7..3e36722b2ce2 100644
--- a/drivers/ssb/pci.c
+++ b/drivers/ssb/pci.c
@@ -738,8 +738,7 @@ static void ssb_pci_get_boardinfo(struct ssb_bus *bus,
                              &bi->vendor);
         pci_read_config_word(bus->host_pci, PCI_SUBSYSTEM_ID,
                              &bi->type);
-        pci_read_config_byte(bus->host_pci, PCI_REVISION_ID,
-                             &bi->rev);
+        bi->rev = bus->host_pci->revision;
 }
 
 int ssb_pci_get_invariants(struct ssb_bus *bus,