From patchwork Fri Oct 31 07:08:21 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Vinod Koul X-Patchwork-Id: 5202871 Return-Path: X-Original-To: patchwork-alsa-devel@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.19.201]) by patchwork1.web.kernel.org (Postfix) with ESMTP id DC9CB9F349 for ; Fri, 31 Oct 2014 07:51:39 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 228E120176 for ; Fri, 31 Oct 2014 07:51:39 +0000 (UTC) Received: from alsa0.perex.cz (alsa0.perex.cz [77.48.224.243]) by mail.kernel.org (Postfix) with ESMTP id E186820154 for ; Fri, 31 Oct 2014 07:51:37 +0000 (UTC) Received: by alsa0.perex.cz (Postfix, from userid 1000) id DA061265554; Fri, 31 Oct 2014 08:51:36 +0100 (CET) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Spam-Level: X-Spam-Status: No, score=-1.9 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_NONE, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 Received: from alsa0.perex.cz (localhost [IPv6:::1]) by alsa0.perex.cz (Postfix) with ESMTP id 009312655A6; Fri, 31 Oct 2014 08:49:49 +0100 (CET) X-Original-To: alsa-devel@alsa-project.org Delivered-To: alsa-devel@alsa-project.org Received: by alsa0.perex.cz (Postfix, from userid 1000) id 41BAA265759; Fri, 31 Oct 2014 08:49:47 +0100 (CET) Received: from mga03.intel.com (mga03.intel.com [134.134.136.65]) by alsa0.perex.cz (Postfix) with ESMTP id D2223265554 for ; Fri, 31 Oct 2014 08:49:25 +0100 (CET) Received: from orsmga002.jf.intel.com ([10.7.209.21]) by orsmga103.jf.intel.com with ESMTP; 31 Oct 2014 00:47:36 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.07,293,1413270000"; d="scan'208";a="628849351" Received: from vkoul-udesk3.iind.intel.com (HELO localhost.localdomain) ([10.223.96.11]) by orsmga002.jf.intel.com with ESMTP; 31 Oct 2014 00:49:21 -0700 From: Vinod Koul To: alsa-devel@alsa-project.org Date: Fri, 31 Oct 2014 12:38:21 +0530 Message-Id: <1414739301-12659-4-git-send-email-vinod.koul@intel.com> X-Mailer: git-send-email 1.7.0.4 In-Reply-To: <1414739301-12659-1-git-send-email-vinod.koul@intel.com> References: <1414739301-12659-1-git-send-email-vinod.koul@intel.com> Cc: Vinod Koul , Mythri P K , broonie@kernel.org, subhransu.s.prusty@intel.com, lgirdwood@gmail.com Subject: [alsa-devel] [PATCH v2 3/3] Audio: SST: use lock when changing SST state. X-BeenThere: alsa-devel@alsa-project.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: "Alsa-devel mailing list for ALSA developers - http://www.alsa-project.org" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Errors-To: alsa-devel-bounces@alsa-project.org Sender: alsa-devel-bounces@alsa-project.org X-Virus-Scanned: ClamAV using ClamSMTP From: Mythri P K SST state change should be done under sst_lock Signed-off-by: Mythri P K Signed-off-by: Subhransu S. Prusty Signed-off-by: Vinod Koul --- sound/soc/intel/sst/sst.c | 4 +--- sound/soc/intel/sst/sst_ipc.c | 2 +- 2 files changed, 2 insertions(+), 4 deletions(-) diff --git a/sound/soc/intel/sst/sst.c b/sound/soc/intel/sst/sst.c index 7b8a110..04af246 100644 --- a/sound/soc/intel/sst/sst.c +++ b/sound/soc/intel/sst/sst.c @@ -463,15 +463,13 @@ static int intel_sst_runtime_resume(struct device *dev) int ret = 0; struct intel_sst_drv *ctx = dev_get_drvdata(dev); - mutex_lock(&ctx->sst_lock); if (ctx->sst_state == SST_RESET) { ret = sst_load_fw(ctx); if (ret) { dev_err(dev, "FW download fail %d\n", ret); - ctx->sst_state = SST_RESET; + sst_set_fw_state_locked(ctx, SST_RESET); } } - mutex_unlock(&ctx->sst_lock); return ret; } diff --git a/sound/soc/intel/sst/sst_ipc.c b/sound/soc/intel/sst/sst_ipc.c index 2126f5b..484e609 100644 --- a/sound/soc/intel/sst/sst_ipc.c +++ b/sound/soc/intel/sst/sst_ipc.c @@ -230,7 +230,7 @@ static void process_fw_init(struct intel_sst_drv *sst_drv_ctx, dev_dbg(sst_drv_ctx->dev, "*** FW Init msg came***\n"); if (init->result) { - sst_drv_ctx->sst_state = SST_RESET; + sst_set_fw_state_locked(sst_drv_ctx, SST_RESET); dev_err(sst_drv_ctx->dev, "FW Init failed, Error %x\n", init->result); retval = init->result;