From patchwork Thu Dec 15 18:53:47 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Ranjani Sridharan X-Patchwork-Id: 634209 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 alsa0.perex.cz (alsa0.perex.cz [77.48.224.243]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 59AABC4332F for ; Thu, 15 Dec 2022 18:56:04 +0000 (UTC) Received: from alsa1.perex.cz (alsa1.perex.cz [207.180.221.201]) (using TLSv1.2 with cipher ADH-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by alsa0.perex.cz (Postfix) with ESMTPS id 86E3E224C; Thu, 15 Dec 2022 19:55:12 +0100 (CET) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa0.perex.cz 86E3E224C DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=alsa-project.org; s=default; t=1671130562; bh=YZXWFk12BqEf8sAsdvJ+ZpEfpctLDZin4pz6bzZL6g4=; h=From:To:Subject:Date:In-Reply-To:References:List-Id: List-Unsubscribe:List-Archive:List-Post:List-Help:List-Subscribe: Cc:From; b=hmIbK0zeB06cinu763SvUpWA8tIPkQRivf3iQQGt28zERHkFIomAEhW26uuELDTw5 aHwyrKidVxIJgsXGCKrkggHMA91z5/MLSHomEUnEDGMeywWEZzV6h0w55mu+fgNkYZ im5sx88SfQWLOh7bOV1BcDTBI5/JSuNxm/4+eC48= Received: from alsa1.perex.cz (localhost.localdomain [127.0.0.1]) by alsa1.perex.cz (Postfix) with ESMTP id 2F33AF80534; Thu, 15 Dec 2022 19:54:20 +0100 (CET) Received: by alsa1.perex.cz (Postfix, from userid 50401) id 42034F80515; Thu, 15 Dec 2022 19:54:17 +0100 (CET) Received: from mga14.intel.com (mga14.intel.com [192.55.52.115]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by alsa1.perex.cz (Postfix) with ESMTPS id 0AEECF804FC for ; Thu, 15 Dec 2022 19:54:14 +0100 (CET) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa1.perex.cz 0AEECF804FC Authentication-Results: alsa1.perex.cz; dkim=pass (2048-bit key, unprotected) header.d=intel.com header.i=@intel.com header.a=rsa-sha256 header.s=Intel header.b=Hl0WTl6m DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1671130456; x=1702666456; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=YZXWFk12BqEf8sAsdvJ+ZpEfpctLDZin4pz6bzZL6g4=; b=Hl0WTl6md1r9+WWUD2MLRg2ZZsHwgQbxCPxIW4RAEEA4TSeE1M3JmEPS OC+KhgFS8Rr1pwWv6k7Jm1duGl+2HAtxWQGtN5pGJUk0O5miPb9sV29mL xOWkp9SnJIgeJEZYiQ1Fq0LodwJLhf3ufZS4gVpcm0HoD12m5HVlekcXS ebNzto7DEFutKAhWSC8rnEa8/SzoZRNTRGahQrxMvht4m3giQ6Z0mbj41 CmCwSbVJWvyzI2NesJqs8QH/l9k0q5+rRyqSYgU6fPgTDXUCYskfmIYgr x5MRd2TxOZX2Jkf3XlfNDP7ja/uI1tQYTCII3IqPuw7ycv+jbpSN3/Cfx w==; X-IronPort-AV: E=McAfee;i="6500,9779,10562"; a="318819932" X-IronPort-AV: E=Sophos;i="5.96,248,1665471600"; d="scan'208";a="318819932" Received: from fmsmga003.fm.intel.com ([10.253.24.29]) by fmsmga103.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 15 Dec 2022 10:54:05 -0800 X-IronPort-AV: E=McAfee;i="6500,9779,10562"; a="738260654" X-IronPort-AV: E=Sophos;i="5.96,248,1665471600"; d="scan'208";a="738260654" Received: from mayurarx-mobl.amr.corp.intel.com (HELO rsridh2-mobl1.localdomain) ([10.254.35.200]) by fmsmga003-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 15 Dec 2022 10:54:05 -0800 From: Ranjani Sridharan To: alsa-devel@alsa-project.org Subject: [PATCH 3/3] ASoC: SOF: Add FW state to debugfs Date: Thu, 15 Dec 2022 10:53:47 -0800 Message-Id: <20221215185347.1457541-4-ranjani.sridharan@linux.intel.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20221215185347.1457541-1-ranjani.sridharan@linux.intel.com> References: <20221215185347.1457541-1-ranjani.sridharan@linux.intel.com> MIME-Version: 1.0 X-BeenThere: alsa-devel@alsa-project.org X-Mailman-Version: 2.1.29 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: , Cc: tiwai@suse.de, Pierre-Louis Bossart , Ranjani Sridharan , broonie@kernel.org, Curtis Malainey , =?utf-8?q?P=C3=A9ter_Ujfalusi?= Errors-To: alsa-devel-bounces@alsa-project.org Sender: "Alsa-devel" From: Curtis Malainey Allow system health detection mechanisms to check the FW state, this will allow them to check if the FW is in its "crashed" state going forward to help automatically diagnose driver state. Signed-off-by: Curtis Malainey Reviewed-by: Pierre-Louis Bossart Reviewed-by: Péter Ujfalusi Signed-off-by: Ranjani Sridharan --- sound/soc/sof/debug.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/sound/soc/sof/debug.c b/sound/soc/sof/debug.c index d9a3ce7b69e1..ade0507328af 100644 --- a/sound/soc/sof/debug.c +++ b/sound/soc/sof/debug.c @@ -353,7 +353,9 @@ int snd_sof_dbg_init(struct snd_sof_dev *sdev) return err; } - return 0; + return snd_sof_debugfs_buf_item(sdev, &sdev->fw_state, + sizeof(sdev->fw_state), + "fw_state", 0444); } EXPORT_SYMBOL_GPL(snd_sof_dbg_init);