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e1000e: workaround hw errata
[firefly-linux-kernel-4.4.55.git]
/
drivers
/
net
/
e1000e
/
82571.c
diff --git
a/drivers/net/e1000e/82571.c
b/drivers/net/e1000e/82571.c
index cf43ee743b3cde3af28e061c61f57a1a1bc3936f..0890162953e9045795ba7906d6332dd44ca02a5a 100644
(file)
--- a/
drivers/net/e1000e/82571.c
+++ b/
drivers/net/e1000e/82571.c
@@
-981,11
+981,15
@@
static void e1000_initialize_hw_bits_82571(struct e1000_hw *hw)
ew32(PBA_ECC, reg);
}
- /* PCI-Ex Control Register */
+ /* PCI-Ex Control Register
s
*/
if (hw->mac.type == e1000_82574) {
reg = er32(GCR);
reg |= (1 << 22);
ew32(GCR, reg);
+
+ reg = er32(GCR2);
+ reg |= 1;
+ ew32(GCR2, reg);
}
return;