From patchwork Thu Dec 23 11:36:13 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Peter Ujfalusi X-Patchwork-Id: 527416 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 C773DC433EF for ; Thu, 23 Dec 2021 11:39:12 +0000 (UTC) Received: from alsa1.perex.cz (alsa1.perex.cz [207.180.221.201]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by alsa0.perex.cz (Postfix) with ESMTPS id 0202C1877; Thu, 23 Dec 2021 12:38:21 +0100 (CET) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa0.perex.cz 0202C1877 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=alsa-project.org; s=default; t=1640259551; bh=9E3hb3yjd3gfBjVAKrt3hH6vk29BHonG9AJOm3shRBw=; h=From:To:Subject:Date:In-Reply-To:References:Cc:List-Id: List-Unsubscribe:List-Archive:List-Post:List-Help:List-Subscribe: From; b=YUzuz+rhUNnDysLuNT953uh4Ix354h6y5A/o3mhiYtXWuJ6UTqvj5Lq+jXs+eRVbY iQrwMH8mQduK44s3sua0IE6nuqkr0YAq2j21kHgbscbqn2nqNd/ZNQLdYszLZ8qQ91 T68k26H4Au0qydJhl5CKwTzuLk2VNnpPQ2doikf0= Received: from alsa1.perex.cz (localhost.localdomain [127.0.0.1]) by alsa1.perex.cz (Postfix) with ESMTP id C3845F804FB; Thu, 23 Dec 2021 12:36:37 +0100 (CET) Received: by alsa1.perex.cz (Postfix, from userid 50401) id E7E30F80517; Thu, 23 Dec 2021 12:36:34 +0100 (CET) Received: from mga07.intel.com (mga07.intel.com [134.134.136.100]) (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 5B7D4F80431 for ; Thu, 23 Dec 2021 12:36:22 +0100 (CET) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa1.perex.cz 5B7D4F80431 Authentication-Results: alsa1.perex.cz; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="D/mZDzof" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1640259383; x=1671795383; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=9E3hb3yjd3gfBjVAKrt3hH6vk29BHonG9AJOm3shRBw=; b=D/mZDzoffI6cZkhpOpTMDXgjoFG6lJrdwWgnewo67a0UJpAEQydBlzDn M5w4ftPEwhCAN4DLVWtoLbPagvUI1zC8Phn7kwRJa2EtvUuCVSDLynP6s V1uyRj7rZWp4Y5oKU4pHRHy+gtI2pQoRlEjr5dTG2IhgojJ2bV0cVVXln mtQEN/qWNgrxxBAKzvgxQH0ggVpDENeKLAazQDfx3Xxfwh+jNAxoXt5jq bD//uk4sOFLS9vEyNxCBmSm+QrTg0CFDSeemd/nWp9b1Z3ckqyJg+IR/T 5dBJ1T22/UvGXgWxKE5S2BE3rNsTX0PkyZEDL702uvi7FH+UrFyVQXF/m A==; X-IronPort-AV: E=McAfee;i="6200,9189,10206"; a="304180804" X-IronPort-AV: E=Sophos;i="5.88,229,1635231600"; d="scan'208";a="304180804" Received: from orsmga008.jf.intel.com ([10.7.209.65]) by orsmga105.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 23 Dec 2021 03:36:21 -0800 X-IronPort-AV: E=Sophos;i="5.88,229,1635231600"; d="scan'208";a="522065082" Received: from gcatala-mobl.ger.corp.intel.com (HELO pujfalus-desk.ger.corp.intel.com) ([10.251.214.126]) by orsmga008-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 23 Dec 2021 03:36:19 -0800 From: Peter Ujfalusi To: lgirdwood@gmail.com, broonie@kernel.org Subject: [PATCH 05/20] ASoC: SOF: Add 'non_recoverable' parameter to snd_sof_dsp_panic() Date: Thu, 23 Dec 2021 13:36:13 +0200 Message-Id: <20211223113628.18582-6-peter.ujfalusi@linux.intel.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20211223113628.18582-1-peter.ujfalusi@linux.intel.com> References: <20211223113628.18582-1-peter.ujfalusi@linux.intel.com> MIME-Version: 1.0 Cc: alsa-devel@alsa-project.org, kai.vehmanen@linux.intel.com, pierre-louis.bossart@linux.intel.com, ranjani.sridharan@linux.intel.com, chao.song@intel.com, daniel.baluta@nxp.com X-BeenThere: alsa-devel@alsa-project.org X-Mailman-Version: 2.1.15 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: , Errors-To: alsa-devel-bounces@alsa-project.org Sender: "Alsa-devel" Some platforms use retries during firmware boot to overcome DSP startup issues. In these cases we might receive a DSP panic message which should not be treated as fatal if it happens during boot. Pass this information to snd_sof_dsp_panic() and omit the panic print if it is not fatal or the user does not want to see all dumps. Signed-off-by: Peter Ujfalusi Reviewed-by: Ranjani Sridharan Reviewed-by: Pierre-Louis Bossart Reviewed-by: Kai Vehmanen --- sound/soc/sof/imx/imx8.c | 2 +- sound/soc/sof/imx/imx8m.c | 2 +- sound/soc/sof/intel/atom.c | 4 ++-- sound/soc/sof/intel/bdw.c | 4 ++-- sound/soc/sof/intel/cnl.c | 21 ++++++++++++++++++--- sound/soc/sof/intel/hda-ipc.c | 19 +++++++++++++++++-- sound/soc/sof/intel/hda-loader.c | 8 ++++++-- sound/soc/sof/ops.c | 24 ++++++++++++++++++------ sound/soc/sof/ops.h | 2 +- 9 files changed, 66 insertions(+), 20 deletions(-) diff --git a/sound/soc/sof/imx/imx8.c b/sound/soc/sof/imx/imx8.c index 099b4356122c..f6baecbb57fb 100644 --- a/sound/soc/sof/imx/imx8.c +++ b/sound/soc/sof/imx/imx8.c @@ -97,7 +97,7 @@ static void imx8_dsp_handle_request(struct imx_dsp_ipc *ipc) /* Check to see if the message is a panic code (0x0dead***) */ if ((p & SOF_IPC_PANIC_MAGIC_MASK) == SOF_IPC_PANIC_MAGIC) - snd_sof_dsp_panic(priv->sdev, p); + snd_sof_dsp_panic(priv->sdev, p, true); else snd_sof_ipc_msgs_rx(priv->sdev); } diff --git a/sound/soc/sof/imx/imx8m.c b/sound/soc/sof/imx/imx8m.c index c026caea4c8b..788e77bcb603 100644 --- a/sound/soc/sof/imx/imx8m.c +++ b/sound/soc/sof/imx/imx8m.c @@ -90,7 +90,7 @@ static void imx8m_dsp_handle_request(struct imx_dsp_ipc *ipc) /* Check to see if the message is a panic code (0x0dead***) */ if ((p & SOF_IPC_PANIC_MAGIC_MASK) == SOF_IPC_PANIC_MAGIC) - snd_sof_dsp_panic(priv->sdev, p); + snd_sof_dsp_panic(priv->sdev, p, true); else snd_sof_ipc_msgs_rx(priv->sdev); } diff --git a/sound/soc/sof/intel/atom.c b/sound/soc/sof/intel/atom.c index 5aa064b28fca..bcb2eb2acf2e 100644 --- a/sound/soc/sof/intel/atom.c +++ b/sound/soc/sof/intel/atom.c @@ -165,8 +165,8 @@ irqreturn_t atom_irq_thread(int irq, void *context) /* Handle messages from DSP Core */ if ((ipcd & SOF_IPC_PANIC_MAGIC_MASK) == SOF_IPC_PANIC_MAGIC) { - snd_sof_dsp_panic(sdev, PANIC_OFFSET(ipcd) + - MBOX_OFFSET); + snd_sof_dsp_panic(sdev, PANIC_OFFSET(ipcd) + MBOX_OFFSET, + true); } else { snd_sof_ipc_msgs_rx(sdev); } diff --git a/sound/soc/sof/intel/bdw.c b/sound/soc/sof/intel/bdw.c index 1121711e9029..10c9a0b39371 100644 --- a/sound/soc/sof/intel/bdw.c +++ b/sound/soc/sof/intel/bdw.c @@ -344,8 +344,8 @@ static irqreturn_t bdw_irq_thread(int irq, void *context) /* Handle messages from DSP Core */ if ((ipcd & SOF_IPC_PANIC_MAGIC_MASK) == SOF_IPC_PANIC_MAGIC) { - snd_sof_dsp_panic(sdev, BDW_PANIC_OFFSET(ipcx) + - MBOX_OFFSET); + snd_sof_dsp_panic(sdev, BDW_PANIC_OFFSET(ipcx) + MBOX_OFFSET, + true); } else { snd_sof_ipc_msgs_rx(sdev); } diff --git a/sound/soc/sof/intel/cnl.c b/sound/soc/sof/intel/cnl.c index 3da158d08980..e615125d575e 100644 --- a/sound/soc/sof/intel/cnl.c +++ b/sound/soc/sof/intel/cnl.c @@ -82,9 +82,24 @@ irqreturn_t cnl_ipc_irq_thread(int irq, void *context) msg, msg_ext); /* handle messages from DSP */ - if ((hipctdr & SOF_IPC_PANIC_MAGIC_MASK) == - SOF_IPC_PANIC_MAGIC) { - snd_sof_dsp_panic(sdev, HDA_DSP_PANIC_OFFSET(msg_ext)); + if ((hipctdr & SOF_IPC_PANIC_MAGIC_MASK) == SOF_IPC_PANIC_MAGIC) { + struct sof_intel_hda_dev *hda = sdev->pdata->hw_pdata; + bool non_recoverable = true; + + /* + * This is a PANIC message! + * + * If it is arriving during firmware boot and it is not + * the last boot attempt then change the non_recoverable + * to false as the DSP might be able to boot in the next + * iteration(s) + */ + if (sdev->fw_state == SOF_FW_BOOT_IN_PROGRESS && + hda->boot_iteration < HDA_FW_BOOT_ATTEMPTS) + non_recoverable = false; + + snd_sof_dsp_panic(sdev, HDA_DSP_PANIC_OFFSET(msg_ext), + non_recoverable); } else { snd_sof_ipc_msgs_rx(sdev); } diff --git a/sound/soc/sof/intel/hda-ipc.c b/sound/soc/sof/intel/hda-ipc.c index 2019087a84ce..f0cf8019d72d 100644 --- a/sound/soc/sof/intel/hda-ipc.c +++ b/sound/soc/sof/intel/hda-ipc.c @@ -173,8 +173,23 @@ irqreturn_t hda_dsp_ipc_irq_thread(int irq, void *context) /* handle messages from DSP */ if ((hipct & SOF_IPC_PANIC_MAGIC_MASK) == SOF_IPC_PANIC_MAGIC) { - /* this is a PANIC message !! */ - snd_sof_dsp_panic(sdev, HDA_DSP_PANIC_OFFSET(msg_ext)); + struct sof_intel_hda_dev *hda = sdev->pdata->hw_pdata; + bool non_recoverable = true; + + /* + * This is a PANIC message! + * + * If it is arriving during firmware boot and it is not + * the last boot attempt then change the non_recoverable + * to false as the DSP might be able to boot in the next + * iteration(s) + */ + if (sdev->fw_state == SOF_FW_BOOT_IN_PROGRESS && + hda->boot_iteration < HDA_FW_BOOT_ATTEMPTS) + non_recoverable = false; + + snd_sof_dsp_panic(sdev, HDA_DSP_PANIC_OFFSET(msg_ext), + non_recoverable); } else { /* normal message - process normally */ snd_sof_ipc_msgs_rx(sdev); diff --git a/sound/soc/sof/intel/hda-loader.c b/sound/soc/sof/intel/hda-loader.c index 5f5f396f4fb8..8ef16f1082e3 100644 --- a/sound/soc/sof/intel/hda-loader.c +++ b/sound/soc/sof/intel/hda-loader.c @@ -413,9 +413,13 @@ int hda_dsp_cl_boot_firmware(struct snd_sof_dev *sdev) hda_sdw_process_wakeen(sdev); /* - * at this point DSP ROM has been initialized and - * should be ready for code loading and firmware boot + * Set the boot_iteration to the last attempt, indicating that the + * DSP ROM has been initialized and from this point there will be no + * retry done to boot. + * + * Continue with code loading and firmware boot */ + hda->boot_iteration = HDA_FW_BOOT_ATTEMPTS; ret = cl_copy_fw(sdev, stream); if (!ret) { dev_dbg(sdev->dev, "Firmware download successful, booting...\n"); diff --git a/sound/soc/sof/ops.c b/sound/soc/sof/ops.c index 1d6a95a00cf5..9abf7a8e55e0 100644 --- a/sound/soc/sof/ops.c +++ b/sound/soc/sof/ops.c @@ -142,7 +142,13 @@ void snd_sof_dsp_update_bits_forced(struct snd_sof_dev *sdev, u32 bar, } EXPORT_SYMBOL(snd_sof_dsp_update_bits_forced); -void snd_sof_dsp_panic(struct snd_sof_dev *sdev, u32 offset) +/** + * snd_sof_dsp_panic - handle a received DSP panic message + * @sdev: Pointer to the device's sdev + * @offset: offset of panic information + * @non_recoverable: the panic is fatal, no recovery will be done by the caller + */ +void snd_sof_dsp_panic(struct snd_sof_dev *sdev, u32 offset, bool non_recoverable) { /* * if DSP is not ready and the dsp_oops_offset is not yet set, use the @@ -160,12 +166,18 @@ void snd_sof_dsp_panic(struct snd_sof_dev *sdev, u32 offset) "%s: dsp_oops_offset %zu differs from panic offset %u\n", __func__, sdev->dsp_oops_offset, offset); - dev_err(sdev->dev, "DSP panic!\n"); + /* + * Only print the panic information if we have non recoverable panic or + * if all dumps should be printed + */ + if (non_recoverable || sof_debug_check_flag(SOF_DBG_PRINT_ALL_DUMPS)) { + dev_err(sdev->dev, "DSP panic!\n"); - /* We want to see the DSP panic! */ - sdev->dbg_dump_printed = false; + /* We want to see the DSP panic! */ + sdev->dbg_dump_printed = false; - snd_sof_dsp_dbg_dump(sdev, SOF_DBG_DUMP_REGS | SOF_DBG_DUMP_MBOX); - snd_sof_trace_notify_for_error(sdev); + snd_sof_dsp_dbg_dump(sdev, SOF_DBG_DUMP_REGS | SOF_DBG_DUMP_MBOX); + snd_sof_trace_notify_for_error(sdev); + } } EXPORT_SYMBOL(snd_sof_dsp_panic); diff --git a/sound/soc/sof/ops.h b/sound/soc/sof/ops.h index b0ffb2a93bcc..bca7d35536e4 100644 --- a/sound/soc/sof/ops.h +++ b/sound/soc/sof/ops.h @@ -643,5 +643,5 @@ int snd_sof_dsp_register_poll(struct snd_sof_dev *sdev, u32 bar, u32 offset, u32 mask, u32 target, u32 timeout_ms, u32 interval_us); -void snd_sof_dsp_panic(struct snd_sof_dev *sdev, u32 offset); +void snd_sof_dsp_panic(struct snd_sof_dev *sdev, u32 offset, bool non_recoverable); #endif