ssb: use pci_dev->subsystem_{vendor,device}
Sergei Shtylyov [Fri, 1 Jul 2011 18:34:42 +0000 (22:34 +0400)]
The SSB code reads PCI subsystem IDs from the PCI configuration registers while
they are already stored by the PCI subsystem in the 'subsystem_{vendor|device}'
fields of 'struct pci_dev'...

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

drivers/ssb/pci.c

index 3e36722..a00b35f 100644 (file)
@@ -734,10 +734,8 @@ out_free:
 static void ssb_pci_get_boardinfo(struct ssb_bus *bus,
                                  struct ssb_boardinfo *bi)
 {
-       pci_read_config_word(bus->host_pci, PCI_SUBSYSTEM_VENDOR_ID,
-                            &bi->vendor);
-       pci_read_config_word(bus->host_pci, PCI_SUBSYSTEM_ID,
-                            &bi->type);
+       bi->vendor = bus->host_pci->subsystem_vendor;
+       bi->type = bus->host_pci->subsystem_device;
        bi->rev = bus->host_pci->revision;
 }