From patchwork Mon Mar 13 16:41:27 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jeeja KP X-Patchwork-Id: 9621479 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id AC57F60492 for ; Mon, 13 Mar 2017 16:40:51 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 9E301284EF for ; Mon, 13 Mar 2017 16:40:51 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 92FAC284F1; Mon, 13 Mar 2017 16:40:51 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-1.9 required=2.0 tests=BAYES_00, RCVD_IN_DNSWL_NONE autolearn=ham version=3.3.1 Received: from alsa0.perex.cz (alsa0.perex.cz [77.48.224.243]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 23371284D3 for ; Mon, 13 Mar 2017 16:40:51 +0000 (UTC) Received: from alsa0.perex.cz (localhost [127.0.0.1]) by alsa0.perex.cz (Postfix) with ESMTP id 4CB19266CE1; Mon, 13 Mar 2017 17:30:03 +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 435CE266D02; Mon, 13 Mar 2017 17:30:02 +0100 (CET) Received: from mga05.intel.com (mga05.intel.com [192.55.52.43]) by alsa0.perex.cz (Postfix) with ESMTP id 8AE40266CE1 for ; Mon, 13 Mar 2017 17:29:43 +0100 (CET) Received: from fmsmga003.fm.intel.com ([10.253.24.29]) by fmsmga105.fm.intel.com with ESMTP; 13 Mar 2017 09:29:42 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.36,159,1486454400"; d="scan'208";a="834074288" Received: from kpjeeja-desk.iind.intel.com ([10.223.96.110]) by FMSMGA003.fm.intel.com with ESMTP; 13 Mar 2017 09:29:40 -0700 From: jeeja.kp@intel.com To: alsa-devel@alsa-project.org Date: Mon, 13 Mar 2017 22:11:27 +0530 Message-Id: <1489423292-19997-6-git-send-email-jeeja.kp@intel.com> X-Mailer: git-send-email 2.5.0 In-Reply-To: <1489423292-19997-1-git-send-email-jeeja.kp@intel.com> References: <1489423292-19997-1-git-send-email-jeeja.kp@intel.com> Cc: tiwai@suse.de, patches.audio@intel.com, broonie@kernel.org, liam.r.girdwood@intel.com, Jeeja KP Subject: [alsa-devel] [PATCH V2 05/10] ASoC: Intel: bxtn: Reload the firmware in case of D3 failure 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: Jeeja KP If D3 IPC fails or times out, firmware needs to be reloaded as driver continues the reset. So set the fw_load flag to false to reload the firmware in D0. Signed-off-by: Jeeja KP --- sound/soc/intel/skylake/bxt-sst.c | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-) diff --git a/sound/soc/intel/skylake/bxt-sst.c b/sound/soc/intel/skylake/bxt-sst.c index 2a2bb94..600d958 100644 --- a/sound/soc/intel/skylake/bxt-sst.c +++ b/sound/soc/intel/skylake/bxt-sst.c @@ -533,10 +533,16 @@ static int bxt_set_dsp_D3(struct sst_dsp *ctx, unsigned int core_id) ret = skl_ipc_set_dx(&skl->ipc, BXT_INSTANCE_ID, BXT_BASE_FW_MODULE_ID, &dx); - if (ret < 0) + if (ret < 0) { dev_err(ctx->dev, "Failed to set DSP to D3:core id = %d;Continue reset\n", core_id); + /* + * In case of D3 failure, re-download the firmware, so set + * fw_loaded to false. + */ + skl->fw_loaded = false; + } if (core_id == SKL_DSP_CORE0_ID) { /* disable Interrupt */