From patchwork Fri Mar 4 20:57:27 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Pierre-Louis Bossart X-Patchwork-Id: 548514 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 8BCFCC433EF for ; Fri, 4 Mar 2022 21:00:55 +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 D41331ED7; Fri, 4 Mar 2022 22:00:03 +0100 (CET) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa0.perex.cz D41331ED7 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=alsa-project.org; s=default; t=1646427653; bh=LrmxOQiORsVt5ClH42Uf0eTVBg/+TCwYW3p4TbK4Fs8=; h=From:To:Subject:Date:In-Reply-To:References:Cc:List-Id: List-Unsubscribe:List-Archive:List-Post:List-Help:List-Subscribe: From; b=TFKBLAkPdhcO8uEE08/niOTwJ/WbHwYPitRJXwQlIMlAHBgZ2pb867Nt/4MRzCRiP N8j99xU5xoCsWCd/aLJ71MoYWqLw9YTk/dRlqp+8DbGFeVO2OrakAb+p1OdzJ6dbUr UdhyPGc1InKvcCfngwgcXto91ABZvcbiZIxUgn4s= Received: from alsa1.perex.cz (localhost.localdomain [127.0.0.1]) by alsa1.perex.cz (Postfix) with ESMTP id E1611F80529; Fri, 4 Mar 2022 21:57:59 +0100 (CET) Received: by alsa1.perex.cz (Postfix, from userid 50401) id E7062F8051E; Fri, 4 Mar 2022 21:57:55 +0100 (CET) Received: from mga05.intel.com (mga05.intel.com [192.55.52.43]) (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 4109CF800FA for ; Fri, 4 Mar 2022 21:57:47 +0100 (CET) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa1.perex.cz 4109CF800FA Authentication-Results: alsa1.perex.cz; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="bGuRC9wv" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1646427468; x=1677963468; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=LrmxOQiORsVt5ClH42Uf0eTVBg/+TCwYW3p4TbK4Fs8=; b=bGuRC9wvnFAn9mKcSgMuSFwziJvg54eIJQ//hatYGN5vcBIKvXqNxP6C xcpm1iMnlEYxHoGCHn0rSI5jLippYaBukwvErW1o3JRlnSZrY5YlQlDrd PNnoh3sci5jM5gYoDJzDNUPH30TR0v+iJQgx77EooMFb4+XvSWTOeetNU 0A90yjtYM6xr4upRmUZi9iNyh4CbmVOiK5tlwWqLpioEbDzXUzSZBucOZ Y3fY07qrg79XJYSqf2sUVKywrEBipe+QECP44cR1Ajpbte8apjOiWDeaS UHEJ0Ot6h0mIEFPCq6+PSng/tOST/6xFByrsZen/KwU8mc3I4GWvL35aw Q==; X-IronPort-AV: E=McAfee;i="6200,9189,10276"; a="340492550" X-IronPort-AV: E=Sophos;i="5.90,156,1643702400"; d="scan'208";a="340492550" Received: from fmsmga003.fm.intel.com ([10.253.24.29]) by fmsmga105.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 04 Mar 2022 12:57:44 -0800 X-IronPort-AV: E=Sophos;i="5.90,156,1643702400"; d="scan'208";a="631271288" Received: from grmundad-mobl.amr.corp.intel.com (HELO pbossart-mobl3.amr.corp.intel.com) ([10.209.115.48]) by fmsmga003-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 04 Mar 2022 12:57:43 -0800 From: Pierre-Louis Bossart To: alsa-devel@alsa-project.org Subject: [PATCH 04/10] ASoC: SOF: amd: Flush cache after ATU_BASE_ADDR_GRP register update Date: Fri, 4 Mar 2022 14:57:27 -0600 Message-Id: <20220304205733.62233-5-pierre-louis.bossart@linux.intel.com> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20220304205733.62233-1-pierre-louis.bossart@linux.intel.com> References: <20220304205733.62233-1-pierre-louis.bossart@linux.intel.com> MIME-Version: 1.0 Cc: tiwai@suse.de, broonie@kernel.org, Ranjani Sridharan , Ajit Kumar Pandey , Pierre-Louis Bossart 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" From: Ajit Kumar Pandey ACP_SRAM_PTE block has cache that needs to be flushed after every PTE updates. This patch updates ACPAXI2AXI_ATU_CTRL register to flush cache after updating PTE with stream physical address. Reviewed-by: Ranjani Sridharan Signed-off-by: Ajit Kumar Pandey Signed-off-by: Pierre-Louis Bossart --- sound/soc/sof/amd/acp-stream.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/sound/soc/sof/amd/acp-stream.c b/sound/soc/sof/amd/acp-stream.c index f2837bfbdb20..b3ca4a90dbf8 100644 --- a/sound/soc/sof/amd/acp-stream.c +++ b/sound/soc/sof/amd/acp-stream.c @@ -115,6 +115,9 @@ int acp_dsp_stream_config(struct snd_sof_dev *sdev, struct acp_dsp_stream *strea offset += 8; } + /* Flush ATU Cache after PTE Update */ + snd_sof_dsp_write(sdev, ACP_DSP_BAR, ACPAXI2AXI_ATU_CTRL, ACP_ATU_CACHE_INVALID); + return 0; }