Commit 6db9e461 authored by Bryan Wu's avatar Bryan Wu Committed by David S. Miller
Browse files

EMAC driver: shorten the mdelay value to solve netperf performance issue 



Signed-off-by: default avatarBryan Wu <bryan.wu@analog.com>
Signed-off-by: default avatarJeff Garzik <jeff@garzik.org>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 8ee8e922

drivers/net/bfin_mac.c

+2 −2
Original line number Diff line number Diff line
@@ -296,7 +296,7 @@ static void mdio_poll(void) 


	/* poll the STABUSY bit */

	while ((bfin_read_EMAC_STAADD()) & STABUSY) {

		mdelay(10);

		udelay(1);

		if (timeout_cnt-- < 0) {

			printk(KERN_ERR DRV_NAME

			": wait MDC/MDIO transaction to complete timeout\n");
@@ -551,7 +551,7 @@ static void adjust_tx_list(void) 
	 */

	if (current_tx_ptr->next->next == tx_list_head) {

		while (tx_list_head->status.status_word == 0) {

			mdelay(10);

			mdelay(1);

			if (tx_list_head->status.status_word != 0

			    || !(bfin_read_DMA2_IRQ_STATUS() & 0x08)) {

				goto adjust_head;