Return-path: Received: from mail-pf0-f194.google.com ([209.85.192.194]:32901 "EHLO mail-pf0-f194.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S965912AbcKAMIj (ORCPT ); Tue, 1 Nov 2016 08:08:39 -0400 Received: by mail-pf0-f194.google.com with SMTP id a136so8165546pfa.0 for ; Tue, 01 Nov 2016 05:08:39 -0700 (PDT) From: Xinming Hu To: Linux Wireless Cc: Kalle Valo , Brian Norris , Dmitry Torokhov , Amitkumar Karwar , Cathy Luo , Shengzhen Li , Xinming Hu Subject: [PATCH v2 02/12] mwifiex: complete blocked power save handshake in main process Date: Tue, 1 Nov 2016 20:08:18 +0800 Message-Id: <1478002098-14189-2-git-send-email-huxinming820@marvell.com> (sfid-20161101_130941_657301_100BFFEE) In-Reply-To: <1478002098-14189-1-git-send-email-huxinming820@marvell.com> References: <1478002098-14189-1-git-send-email-huxinming820@marvell.com> Sender: linux-wireless-owner@vger.kernel.org List-ID: From: Shengzhen Li Power save handshake with firmware might be blocked by on-going data transfer. this patch check the PS status in main process and complete previous blocked PS handshake. this patch also remove redudant check before call mwifiex_check_ps_cond fuction. --- v2: 1. remove redudant check(Brain) 3. reorgnized to follow tx_hw_pending patch --- Signed-off-by: Cathy Luo Signed-off-by: Shengzhen Li Signed-off-by: Xinming Hu Signed-off-by: Amitkumar Karwar --- drivers/net/wireless/marvell/mwifiex/main.c | 9 +++++---- 1 file changed, 5 insertions(+), 4 deletions(-) diff --git a/drivers/net/wireless/marvell/mwifiex/main.c b/drivers/net/wireless/marvell/mwifiex/main.c index 2478ccd..d700c44 100644 --- a/drivers/net/wireless/marvell/mwifiex/main.c +++ b/drivers/net/wireless/marvell/mwifiex/main.c @@ -308,6 +308,9 @@ process_start: /* We have tried to wakeup the card already */ if (adapter->pm_wakeup_fw_try) break; + if (adapter->ps_state == PS_STATE_PRE_SLEEP) + mwifiex_check_ps_cond(adapter); + if (adapter->ps_state != PS_STATE_AWAKE) break; if (adapter->tx_lock_flag) { @@ -355,10 +358,8 @@ process_start: /* Check if we need to confirm Sleep Request received previously */ - if (adapter->ps_state == PS_STATE_PRE_SLEEP) { - if (!adapter->cmd_sent && !adapter->curr_cmd) - mwifiex_check_ps_cond(adapter); - } + if (adapter->ps_state == PS_STATE_PRE_SLEEP) + mwifiex_check_ps_cond(adapter); /* * The ps_state may have been changed during processing of * Sleep Request event. -- 1.8.1.4