Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1758756AbYA3Ixq (ORCPT ); Wed, 30 Jan 2008 03:53:46 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1756112AbYA3Iwk (ORCPT ); Wed, 30 Jan 2008 03:52:40 -0500 Received: from nwd2mail10.analog.com ([137.71.25.55]:33791 "EHLO nwd2mail10.analog.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754809AbYA3Iwg (ORCPT ); Wed, 30 Jan 2008 03:52:36 -0500 X-IronPort-AV: E=Sophos;i="4.25,276,1199682000"; d="scan'208";a="61202549" From: Bryan Wu To: jeff@garzik.org, netdev@vger.kernel.org Cc: linux-kernel@vger.kernel.org, Bryan Wu Subject: [PATCH 1/8] [Blackfin] EMAC driver: shorten the mdelay value to solve netperf performance issue Date: Wed, 30 Jan 2008 16:52:21 +0800 Message-Id: <1201683148-23931-2-git-send-email-bryan.wu@analog.com> X-Mailer: git-send-email 1.5.3.4 In-Reply-To: <1201683148-23931-1-git-send-email-bryan.wu@analog.com> References: <1201683148-23931-1-git-send-email-bryan.wu@analog.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1128 Lines: 34 Signed-off-by: Bryan Wu --- drivers/net/bfin_mac.c | 4 ++-- 1 files changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/net/bfin_mac.c b/drivers/net/bfin_mac.c index eb97175..4006a5d 100644 --- a/drivers/net/bfin_mac.c +++ b/drivers/net/bfin_mac.c @@ -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; -- 1.5.3.4 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/