diff options
| author | Jon Mason <jdmason@kudzu.us> | 2011-06-27 07:43:47 +0000 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2011-06-27 21:40:44 -0700 |
| commit | 353064de8af3bf46757376db66c29fa87a9fda3a (patch) | |
| tree | 2c7da10731051164db980806dd4b5d9a099253f5 | |
| parent | 6532e9cb33221a31c8514441a972486af713ad6e (diff) | |
| download | lwn-353064de8af3bf46757376db66c29fa87a9fda3a.tar.gz lwn-353064de8af3bf46757376db66c29fa87a9fda3a.zip | |
e1000e: remove unnecessary reads 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.
Signed-off-by: Jon Mason <jdmason@kudzu.us>
Signed-off-by: David S. Miller <davem@davemloft.net>
| -rw-r--r-- | drivers/net/e1000e/lib.c | 2 | ||||
| -rw-r--r-- | drivers/net/e1000e/netdev.c | 2 |
2 files changed, 2 insertions, 2 deletions
diff --git a/drivers/net/e1000e/lib.c b/drivers/net/e1000e/lib.c index dd8ab05b5590..bd72b8167df9 100644 --- a/drivers/net/e1000e/lib.c +++ b/drivers/net/e1000e/lib.c @@ -56,7 +56,7 @@ s32 e1000e_get_bus_info_pcie(struct e1000_hw *hw) struct e1000_adapter *adapter = hw->adapter; u16 pcie_link_status, cap_offset; - cap_offset = pci_find_capability(adapter->pdev, PCI_CAP_ID_EXP); + cap_offset = adapter->pdev->pcie_cap; if (!cap_offset) { bus->width = e1000_bus_width_unknown; } else { diff --git a/drivers/net/e1000e/netdev.c b/drivers/net/e1000e/netdev.c index 3bf52499743c..ed7a93d356f4 100644 --- a/drivers/net/e1000e/netdev.c +++ b/drivers/net/e1000e/netdev.c @@ -5318,7 +5318,7 @@ static void e1000_complete_shutdown(struct pci_dev *pdev, bool sleep, */ if (adapter->flags & FLAG_IS_QUAD_PORT) { struct pci_dev *us_dev = pdev->bus->self; - int pos = pci_find_capability(us_dev, PCI_CAP_ID_EXP); + int pos = pci_pcie_cap(us_dev); u16 devctl; pci_read_config_word(us_dev, pos + PCI_EXP_DEVCTL, &devctl); |