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[1/4] sky2: remove unneede workaround

Message ID 20090203212755.892910982@vyatta.com
State Accepted, archived
Delegated to: David Miller
Headers show

Commit Message

stephen hemminger Feb. 3, 2009, 9:27 p.m. UTC 
This workaround is not needed. It was inherited from sk98lin driver but only
applies to an early development version of the chip that is not supported
by sky2.  The workaround required an unnecessary pci read which hurts performance

Signed-off-by: Stephen Hemminger <shemminger@vyatta.com>
diff mbox

Patch

--- a/drivers/net/sky2.c	2009-01-26 17:23:25.869792360 -0800
+++ b/drivers/net/sky2.c	2009-01-27 09:43:21.770394724 -0800
@@ -2687,13 +2687,6 @@  static int sky2_poll(struct napi_struct 
 			goto done;
 	}
 
-	/* Bug/Errata workaround?
-	 * Need to kick the TX irq moderation timer.
-	 */
-	if (sky2_read8(hw, STAT_TX_TIMER_CTRL) == TIM_START) {
-		sky2_write8(hw, STAT_TX_TIMER_CTRL, TIM_STOP);
-		sky2_write8(hw, STAT_TX_TIMER_CTRL, TIM_START);
-	}
 	napi_complete(napi);
 	sky2_read32(hw, B0_Y2_SP_LISR);
 done: