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authorAlexander Duyck2009-07-23 18:08:35 +0000
committerDavid S. Miller2009-07-26 09:46:49 -0700
commit009bc06e5311b48c77b7708d9e226ae0f110373a (patch)
treefceeade485befdbda8047d14bb59c9c0b0b0dad8 /drivers/net/igb/e1000_hw.h
parent12645a196eccb9209f88915f56a686086dea1a16 (diff)
igb: add completion timeout workaround for 82575/82576
The 82575 and 82576 hardware can both experience data corruption issues if a pci-e completion arrives after the timeout value. In order to avoid this we need to increase the timeout value while pci-e master is disabled. Signed-off-by: Alexander Duyck <alexander.h.duyck@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/igb/e1000_hw.h')
-rw-r--r--drivers/net/igb/e1000_hw.h4
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/net/igb/e1000_hw.h b/drivers/net/igb/e1000_hw.h
index f096ddd84293..eb41f3b8234f 100644
--- a/drivers/net/igb/e1000_hw.h
+++ b/drivers/net/igb/e1000_hw.h
@@ -494,5 +494,7 @@ extern char *igb_get_hw_dev_name(struct e1000_hw *hw);
#else
#define hw_dbg(format, arg...)
#endif
-
#endif
+/* These functions must be implemented by drivers */
+s32 igb_read_pcie_cap_reg(struct e1000_hw *hw, u32 reg, u16 *value);
+s32 igb_write_pcie_cap_reg(struct e1000_hw *hw, u32 reg, u16 *value);