Commit a3caeada authored by Stephen Hemminger's avatar Stephen Hemminger Committed by Jeff Garzik
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sky2: MIB counter overflow handling

Make sure that if we ever get a MIB counter overflow interrupt (normally
masked off), that the IRQ is cleared.
Signed-off-by: default avatarStephen Hemminger <>
Signed-off-by: default avatarJeff Garzik <>
parent 3225b919
......@@ -2345,6 +2345,12 @@ static void sky2_mac_intr(struct sky2_hw *hw, unsigned port)
printk(KERN_INFO PFX "%s: mac interrupt status 0x%x\n",
dev->name, status);
if (status & GM_IS_RX_CO_OV)
gma_read16(hw, port, GM_RX_IRQ_SRC);
if (status & GM_IS_TX_CO_OV)
gma_read16(hw, port, GM_TX_IRQ_SRC);
if (status & GM_IS_RX_FF_OR) {
sky2_write8(hw, SK_REG(port, RX_GMF_CTRL_T), GMF_CLI_RX_FO);
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