From patchwork Wed Jul 20 13:49:55 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Manikanta Pubbisetty X-Patchwork-Id: 12924003 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id B5185C433EF for ; Wed, 20 Jul 2022 13:50:19 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232553AbiGTNuS (ORCPT ); Wed, 20 Jul 2022 09:50:18 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:44058 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S237447AbiGTNuQ (ORCPT ); Wed, 20 Jul 2022 09:50:16 -0400 Received: from alexa-out.qualcomm.com (alexa-out.qualcomm.com [129.46.98.28]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 3FBB0286FE for ; Wed, 20 Jul 2022 06:50:15 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=quicinc.com; i=@quicinc.com; q=dns/txt; s=qcdkim; t=1658325015; x=1689861015; h=from:to:cc:subject:date:message-id:mime-version: content-transfer-encoding; bh=ftguVMJAWyYJiJRPBZGQ4qYMCrlO8PUR6mv9NbZ5GPg=; b=IsIK8IXFvAn68kt4RWoZaUdPZbQeLKgLnVDtIzfzcX6dhc02xn6H03MZ Ag+yJIbjdYdO0LGpzzrHxKV/ka4NHU56Dnwz4s4C7jiyOBu8KqPHuD/JI PKV2mgYuGLUidRCeodr8vrxWLId8MThn5m3r2QWofwcCcL8Btfe/GwTiG o=; Received: from ironmsg08-lv.qualcomm.com ([10.47.202.152]) by alexa-out.qualcomm.com with ESMTP; 20 Jul 2022 06:50:15 -0700 X-QCInternal: smtphost Received: from nasanex01c.na.qualcomm.com ([10.47.97.222]) by ironmsg08-lv.qualcomm.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 20 Jul 2022 06:50:15 -0700 Received: from nalasex01a.na.qualcomm.com (10.47.209.196) by nasanex01c.na.qualcomm.com (10.47.97.222) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.986.22; Wed, 20 Jul 2022 06:50:14 -0700 Received: from mpubbise-linux.qualcomm.com (10.80.80.8) by nalasex01a.na.qualcomm.com (10.47.209.196) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.986.22; Wed, 20 Jul 2022 06:50:12 -0700 From: Manikanta Pubbisetty To: CC: , Manikanta Pubbisetty Subject: [PATCH 0/4] ath11k: Enable low power mode when WLAN is not active Date: Wed, 20 Jul 2022 19:19:55 +0530 Message-ID: <20220720134959.15688-1-quic_mpubbise@quicinc.com> X-Mailer: git-send-email 2.35.1 MIME-Version: 1.0 X-Originating-IP: [10.80.80.8] X-ClientProxiedBy: nasanex01b.na.qualcomm.com (10.46.141.250) To nalasex01a.na.qualcomm.com (10.47.209.196) Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org Currently, WLAN chip is powered once during driver probe and is kept ON (powered) always even when WLAN is not active; keeping the chip powered ON all the time will consume extra power which is not desirable on a battery operated device. Same is the case with non-WoW suspend, chip will not be put into low power mode when the system is suspended resulting in higher battery drain. Send QMI MODE OFF command to firmware during WiFi OFF to put device into low power mode. Tested-on: WCN6750 hw1.0 AHB WLAN.MSL.1.0.1-00887-QCAMSLSWPLZ-1 Manikanta Pubbisetty (4): ath11k: Fix double free issue during SRNG deinit ath11k: Move hardware initialization logic to start() ath11k: Enable low power mode when WLAN is not active ath11k: Fix failed to parse regulatory event print drivers/net/wireless/ath/ath11k/core.c | 237 ++++++++++++++++++------- drivers/net/wireless/ath/ath11k/core.h | 8 +- drivers/net/wireless/ath/ath11k/hal.c | 1 + drivers/net/wireless/ath/ath11k/mac.c | 33 ++-- drivers/net/wireless/ath/ath11k/reg.c | 2 + 5 files changed, 189 insertions(+), 92 deletions(-)