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path: root/drivers/net/ethernet/intel/ixgbe/ixgbe_common.c
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Diffstat (limited to 'drivers/net/ethernet/intel/ixgbe/ixgbe_common.c')
-rw-r--r--drivers/net/ethernet/intel/ixgbe/ixgbe_common.c63
1 files changed, 33 insertions, 30 deletions
diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_common.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_common.c
index 99e472ebaa75..9bcdeb89af5a 100644
--- a/drivers/net/ethernet/intel/ixgbe/ixgbe_common.c
+++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_common.c
@@ -592,6 +592,36 @@ s32 ixgbe_get_mac_addr_generic(struct ixgbe_hw *hw, u8 *mac_addr)
return 0;
}
+enum ixgbe_bus_width ixgbe_convert_bus_width(u16 link_status)
+{
+ switch (link_status & IXGBE_PCI_LINK_WIDTH) {
+ case IXGBE_PCI_LINK_WIDTH_1:
+ return ixgbe_bus_width_pcie_x1;
+ case IXGBE_PCI_LINK_WIDTH_2:
+ return ixgbe_bus_width_pcie_x2;
+ case IXGBE_PCI_LINK_WIDTH_4:
+ return ixgbe_bus_width_pcie_x4;
+ case IXGBE_PCI_LINK_WIDTH_8:
+ return ixgbe_bus_width_pcie_x8;
+ default:
+ return ixgbe_bus_width_unknown;
+ }
+}
+
+enum ixgbe_bus_speed ixgbe_convert_bus_speed(u16 link_status)
+{
+ switch (link_status & IXGBE_PCI_LINK_SPEED) {
+ case IXGBE_PCI_LINK_SPEED_2500:
+ return ixgbe_bus_speed_2500;
+ case IXGBE_PCI_LINK_SPEED_5000:
+ return ixgbe_bus_speed_5000;
+ case IXGBE_PCI_LINK_SPEED_8000:
+ return ixgbe_bus_speed_8000;
+ default:
+ return ixgbe_bus_speed_unknown;
+ }
+}
+
/**
* ixgbe_get_bus_info_generic - Generic set PCI bus info
* @hw: pointer to hardware structure
@@ -610,35 +640,8 @@ s32 ixgbe_get_bus_info_generic(struct ixgbe_hw *hw)
pci_read_config_word(adapter->pdev, IXGBE_PCI_LINK_STATUS,
&link_status);
- switch (link_status & IXGBE_PCI_LINK_WIDTH) {
- case IXGBE_PCI_LINK_WIDTH_1:
- hw->bus.width = ixgbe_bus_width_pcie_x1;
- break;
- case IXGBE_PCI_LINK_WIDTH_2:
- hw->bus.width = ixgbe_bus_width_pcie_x2;
- break;
- case IXGBE_PCI_LINK_WIDTH_4:
- hw->bus.width = ixgbe_bus_width_pcie_x4;
- break;
- case IXGBE_PCI_LINK_WIDTH_8:
- hw->bus.width = ixgbe_bus_width_pcie_x8;
- break;
- default:
- hw->bus.width = ixgbe_bus_width_unknown;
- break;
- }
-
- switch (link_status & IXGBE_PCI_LINK_SPEED) {
- case IXGBE_PCI_LINK_SPEED_2500:
- hw->bus.speed = ixgbe_bus_speed_2500;
- break;
- case IXGBE_PCI_LINK_SPEED_5000:
- hw->bus.speed = ixgbe_bus_speed_5000;
- break;
- default:
- hw->bus.speed = ixgbe_bus_speed_unknown;
- break;
- }
+ hw->bus.width = ixgbe_convert_bus_width(link_status);
+ hw->bus.speed = ixgbe_convert_bus_speed(link_status);
mac->ops.set_lan_id(hw);
@@ -1125,7 +1128,7 @@ s32 ixgbe_read_eerd_buffer_generic(struct ixgbe_hw *hw, u16 offset,
}
for (i = 0; i < words; i++) {
- eerd = ((offset + i) << IXGBE_EEPROM_RW_ADDR_SHIFT) +
+ eerd = ((offset + i) << IXGBE_EEPROM_RW_ADDR_SHIFT) |
IXGBE_EEPROM_RW_REG_START;
IXGBE_WRITE_REG(hw, IXGBE_EERD, eerd);