summaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
authorJon Mason <jdmason@kudzu.us>2011-06-27 12:50:14 -0500
committerJohn W. Linville <linville@tuxdriver.com>2011-06-29 15:10:59 -0400
commit6a4ecc29c90c322e28941e6dec406b08b5e1f0ea (patch)
tree121e11bbaf89ecc06c44cc34f1f681a828e97ff1
parentf05b691150af4cfccbfba6cc708b9a58b9216903 (diff)
downloadop-kernel-dev-6a4ecc29c90c322e28941e6dec406b08b5e1f0ea.zip
op-kernel-dev-6a4ecc29c90c322e28941e6dec406b08b5e1f0ea.tar.gz
rtlwifi: remove unnecessary read of PCI_CAP_ID_EXP
The PCIE capability offset is saved during PCI bus walking. It will remove an unnecessary search in the PCI configuration space if this value is referenced instead of reacquiring it. Also, remove unnecessary and unused #defines for PCI. Signed-off-by: Jon Mason <jdmason@kudzu.us> Signed-off-by: John W. Linville <linville@tuxdriver.com>
-rw-r--r--drivers/net/wireless/rtlwifi/pci.c2
-rw-r--r--drivers/net/wireless/rtlwifi/pci.h5
2 files changed, 1 insertions, 6 deletions
diff --git a/drivers/net/wireless/rtlwifi/pci.c b/drivers/net/wireless/rtlwifi/pci.c
index 6a15f36..aa0ba9e 100644
--- a/drivers/net/wireless/rtlwifi/pci.c
+++ b/drivers/net/wireless/rtlwifi/pci.c
@@ -390,7 +390,7 @@ static void rtl_pci_parse_configuration(struct pci_dev *pdev,
u8 linkctrl_reg;
/*Link Control Register */
- pos = pci_find_capability(pdev, PCI_CAP_ID_EXP);
+ pos = pci_pcie_cap(pdev);
pci_read_config_byte(pdev, pos + PCI_EXP_LNKCTL, &linkctrl_reg);
pcipriv->ndis_adapter.linkctrl_reg = linkctrl_reg;
diff --git a/drivers/net/wireless/rtlwifi/pci.h b/drivers/net/wireless/rtlwifi/pci.h
index 671b1f5..76f4200 100644
--- a/drivers/net/wireless/rtlwifi/pci.h
+++ b/drivers/net/wireless/rtlwifi/pci.h
@@ -75,11 +75,6 @@
#define PCI_CONF_ADDRESS 0x0CF8 /*PCI Configuration Space Address */
#define PCI_CONF_DATA 0x0CFC /*PCI Configuration Space Data */
-#define PCI_CLASS_BRIDGE_DEV 0x06
-#define PCI_SUBCLASS_BR_PCI_TO_PCI 0x04
-#define PCI_CAPABILITY_ID_PCI_EXPRESS 0x10
-#define PCI_CAP_ID_EXP 0x10
-
#define U1DONTCARE 0xFF
#define U2DONTCARE 0xFFFF
#define U4DONTCARE 0xFFFFFFFF
OpenPOWER on IntegriCloud