From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Michael Chan" Subject: [PATCH 5/7 net-next] tg3: Refactor tg3_close() Date: Wed, 26 Sep 2012 15:32:47 -0700 Message-ID: <1348698769-760-5-git-send-email-mchan@broadcom.com> References: <1348698769-760-1-git-send-email-mchan@broadcom.com> <1348698769-760-2-git-send-email-mchan@broadcom.com> <1348698769-760-3-git-send-email-mchan@broadcom.com> <1348698769-760-4-git-send-email-mchan@broadcom.com> Mime-Version: 1.0 Content-Type: text/plain Content-Transfer-Encoding: 7bit Cc: netdev@vger.kernel.org To: davem@davemloft.net Return-path: Received: from mms1.broadcom.com ([216.31.210.17]:4310 "EHLO mms1.broadcom.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752487Ab2IZWTf (ORCPT ); Wed, 26 Sep 2012 18:19:35 -0400 In-Reply-To: <1348698769-760-4-git-send-email-mchan@broadcom.com> Sender: netdev-owner@vger.kernel.org List-ID: by introducing tg3_stop() that does the opposite of tg3_start(). This function will be useful when adding the support for changing the numbe of rx and tx rings. Reviewed-by: Nithin Nayak Sujir Reviewed-by: Benjamin Li Signed-off-by: Michael Chan --- drivers/net/ethernet/broadcom/tg3.c | 70 +++++++++++++++++++---------------- 1 files changed, 38 insertions(+), 32 deletions(-) diff --git a/drivers/net/ethernet/broadcom/tg3.c b/drivers/net/ethernet/broadcom/tg3.c index 9bd99ce..3f2197e 100644 --- a/drivers/net/ethernet/broadcom/tg3.c +++ b/drivers/net/ethernet/broadcom/tg3.c @@ -10448,6 +10448,43 @@ err_out1: return err; } +static void tg3_stop(struct tg3 *tp) +{ + int i; + + tg3_napi_disable(tp); + tg3_reset_task_cancel(tp); + + netif_tx_disable(tp->dev); + + tg3_timer_stop(tp); + + tg3_hwmon_close(tp); + + tg3_phy_stop(tp); + + tg3_full_lock(tp, 1); + + tg3_disable_ints(tp); + + tg3_halt(tp, RESET_KIND_SHUTDOWN, 1); + tg3_free_rings(tp); + tg3_flag_clear(tp, INIT_COMPLETE); + + tg3_full_unlock(tp); + + for (i = tp->irq_cnt - 1; i >= 0; i--) { + struct tg3_napi *tnapi = &tp->napi[i]; + free_irq(tnapi->irq_vec, tnapi); + } + + tg3_ints_fini(tp); + + tg3_napi_fini(tp); + + tg3_free_consistent(tp); +} + static int tg3_open(struct net_device *dev) { struct tg3 *tp = netdev_priv(dev); @@ -10490,45 +10527,14 @@ static int tg3_open(struct net_device *dev) static int tg3_close(struct net_device *dev) { - int i; struct tg3 *tp = netdev_priv(dev); - tg3_napi_disable(tp); - tg3_reset_task_cancel(tp); - - netif_tx_stop_all_queues(dev); - - tg3_timer_stop(tp); - - tg3_hwmon_close(tp); - - tg3_phy_stop(tp); - - tg3_full_lock(tp, 1); - - tg3_disable_ints(tp); - - tg3_halt(tp, RESET_KIND_SHUTDOWN, 1); - tg3_free_rings(tp); - tg3_flag_clear(tp, INIT_COMPLETE); - - tg3_full_unlock(tp); - - for (i = tp->irq_cnt - 1; i >= 0; i--) { - struct tg3_napi *tnapi = &tp->napi[i]; - free_irq(tnapi->irq_vec, tnapi); - } - - tg3_ints_fini(tp); + tg3_stop(tp); /* Clear stats across close / open calls */ memset(&tp->net_stats_prev, 0, sizeof(tp->net_stats_prev)); memset(&tp->estats_prev, 0, sizeof(tp->estats_prev)); - tg3_napi_fini(tp); - - tg3_free_consistent(tp); - tg3_power_down(tp); netif_carrier_off(tp->dev); -- 1.7.1