Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1760660AbXISPnf (ORCPT ); Wed, 19 Sep 2007 11:43:35 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752240AbXISPnV (ORCPT ); Wed, 19 Sep 2007 11:43:21 -0400 Received: from nwd2mail10.analog.com ([137.71.25.55]:7275 "EHLO nwd2mail10.analog.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752124AbXISPnU (ORCPT ); Wed, 19 Sep 2007 11:43:20 -0400 X-IronPort-AV: i="4.20,274,1186372800"; d="scan'208"; a="51816242:sNHT295030218" Subject: [PATCH 2/4] Blackfin EMAC driver: add power management interface and change the bf537mac_reset to bf537mac_disable From: Bryan Wu Reply-To: bryan.wu@analog.com To: Jeff Garzik , linux-kernel@vger.kernel.org, netdev@vger.kernel.org, uclinux-dist-devel@blackfin.uclinux.org Content-Type: text/plain Content-Transfer-Encoding: 7bit Organization: Analog Devices, Ltd. Date: Wed, 19 Sep 2007 23:37:14 +0800 Message-Id: <1190216234.15707.28.camel@roc-laptop> Mime-Version: 1.0 X-Mailer: Evolution 2.10.1 X-OriginalArrivalTime: 19 Sep 2007 15:37:18.0102 (UTC) FILETIME=[F6061B60:01C7FAD2] Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2059 Lines: 78 Signed-off-by: Bryan Wu Acked-by: Jeff Garzik --- drivers/net/bfin_mac.c | 23 +++++++++++++++++++---- 1 files changed, 19 insertions(+), 4 deletions(-) diff --git a/drivers/net/bfin_mac.c b/drivers/net/bfin_mac.c index ead7be9..5cb4433 100644 --- a/drivers/net/bfin_mac.c +++ b/drivers/net/bfin_mac.c @@ -672,7 +672,7 @@ static void bf537mac_poll(struct net_device *dev) } #endif /* CONFIG_NET_POLL_CONTROLLER */ -static void bf537mac_reset(void) +static void bf537mac_disable(void) { unsigned int opmode; @@ -730,7 +730,7 @@ static void bf537mac_timeout(struct net_device *dev) { pr_debug("%s: %s\n", dev->name, __FUNCTION__); - bf537mac_reset(); + bf537mac_disable(); /* reset tx queue */ tx_list_tail = tx_list_head->next; @@ -810,7 +810,7 @@ static int bf537mac_open(struct net_device *dev) bf537mac_setphy(dev); setup_system_regs(dev); - bf537mac_reset(); + bf537mac_disable(); bf537mac_enable(dev); pr_debug("hardware init finished\n"); @@ -968,15 +968,30 @@ static int bfin_mac_remove(struct platform_device *pdev) return 0; } -static int bfin_mac_suspend(struct platform_device *pdev, pm_message_t state) +#ifdef CONFIG_PM +static int bfin_mac_suspend(struct platform_device *pdev, pm_message_t mesg) { + struct net_device *net_dev = platform_get_drvdata(pdev); + + if (netif_running(net_dev)) + bf537mac_close(net_dev); + return 0; } static int bfin_mac_resume(struct platform_device *pdev) { + struct net_device *net_dev = platform_get_drvdata(pdev); + + if (netif_running(net_dev)) + bf537mac_open(net_dev); + return 0; } +#else +#define bfin_mac_suspend NULL +#define bfin_mac_resume NULL +#endif /* CONFIG_PM */ static struct platform_driver bfin_mac_driver = { .probe = bfin_mac_probe, -- 1.5.2 - 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/