iwlegacy: use pci_dev->revision
Commit be663ab67077fac8e23eb8e231a8c1c94cb32e54 (iwlwifi: split the drivers for
agn and legacy devices 3945/4965) added code to read the 4965's revision ID from
the PCI configuration register while it's already stored by 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>
diff --git a/drivers/net/wireless/iwlegacy/iwl4965-base.c b/drivers/net/wireless/iwlegacy/iwl4965-base.c
index 91b3d8b..dd90619 100644
--- a/drivers/net/wireless/iwlegacy/iwl4965-base.c
+++ b/drivers/net/wireless/iwlegacy/iwl4965-base.c
@@ -3179,7 +3179,7 @@
{
priv->hw_rev = _iwl_legacy_read32(priv, CSR_HW_REV);
priv->hw_wa_rev = _iwl_legacy_read32(priv, CSR_HW_REV_WA_REG);
- pci_read_config_byte(priv->pci_dev, PCI_REVISION_ID, &priv->rev_id);
+ priv->rev_id = priv->pci_dev->revision;
IWL_DEBUG_INFO(priv, "HW Revision ID = 0x%X\n", priv->rev_id);
}