use pcie_capability_read_word() to simplify code.
Signed-off-by: Yijing Wang <wangyijing@xxxxxxxxxx>
Cc: e1000-devel@xxxxxxxxxxxxxxxxxxxxx
Cc: netdev@xxxxxxxxxxxxxxx
Cc: linux-kernel@xxxxxxxxxxxxxxx
---
drivers/net/ethernet/intel/ixgbe/ixgbe_main.c | 6 ++----
1 files changed, 2 insertions(+), 4 deletions(-)
diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
index bad8f14..bfa0b06 100644
--- a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
+++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
@@ -152,7 +152,6 @@ MODULE_VERSION(DRV_VERSION);
static int ixgbe_read_pci_cfg_word_parent(struct ixgbe_adapter *adapter,
u32 reg, u16 *value)
{
- int pos = 0;
struct pci_dev *parent_dev;
struct pci_bus *parent_bus;
@@ -164,11 +163,10 @@ static int ixgbe_read_pci_cfg_word_parent(struct ixgbe_adapter *adapter,
if (!parent_dev)
return -1;
- pos = pci_find_capability(parent_dev, PCI_CAP_ID_EXP);
- if (!pos)
+ if (!pci_is_pcie(parent_dev))
return -1;
- pci_read_config_word(parent_dev, pos + reg, value);
+ pcie_capability_read_word(parent_dev, reg, value);
return 0;
}
--
1.7.1
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