From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.16]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id BD6E04EC643 for ; Wed, 16 Sep 2026 12:04:21 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=192.198.163.16 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1789560266; cv=none; b=L+BoBTqcrUqJT1y5PKmTLDQKUE8XDwwjI4HcGCFC7jLJo5m5F/kUD4wHrKsiAf0bCA5L0RUrb7DYyJezyouIYQPdlfqpCGa53p/nBw6UZa0hwZjsVdtbHenkWnix90e4XdcR7ip7Iec6+Vs3oB+AVWWFJTvwRr8HizuxGz36nCI= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1789560266; c=relaxed/simple; bh=sjU2ekX2FZiltuBzFtSwSqz8zSGMeceBHhIB4++Srkc=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=T9QXIx8CL80+flsp3wgb+lJnycqyNPlIG774jkddazLnbaZIvNTjQQW/+0NoKBMleloLHPDszbSSfoesROLywOtTglFC9akJSfvywR0xjkzs4/oxeAa5ymfHX4qqdBnBvjTGfOk2BZ9GZXPVgtnWRkKpFcnbkz2UwMNBHMNvuEE= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.intel.com; spf=pass smtp.mailfrom=linux.intel.com; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b=HjMMvK6V; arc=none smtp.client-ip=192.198.163.16 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.intel.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linux.intel.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="HjMMvK6V" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1789560263; x=1821096263; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=sjU2ekX2FZiltuBzFtSwSqz8zSGMeceBHhIB4++Srkc=; b=HjMMvK6VV2ddGhjGIof7rWRMyiAUFiim+X/HsdnfmfgUr8Qd+6oZLbbg rton+FyaDwj+awZmHnq60N+KY0Pp0j/LjqGALmWYivkxUm9eoTYBA3uqz oZSNcoHEOL4qMgA1FGtfViMCtHhLdFQ1BRtw/Vxk0/h4UVBSWqJSgSLjP xbQjW06FApGvO59lgOzAf4BB/nfOMoJrm+cjReDe3T7OpSKGuXxq51LGO aSm5S97hZCXj5R+au7nygLr+mnqu6VdyN7bWBLhPte1U+2n0/PfRm6I7E xA5MJonVixgVFkGIrKadoE+QvDDXe+9EGHQGHOnrMJpq5M6DfBLUgiz6h g==; X-CSE-ConnectionGUID: ixsfGcoEQeOfeQOlF3CcHQ== X-CSE-MsgGUID: 15bZk2t6Sc6yJIHIZsGq2A== X-IronPort-AV: E=McAfee;i="6800,10657,11905"; a="77496524" X-IronPort-AV: E=Sophos;i="6.27,103,1787036400"; d="scan'208";a="77496524" Received: from orviesa007.jf.intel.com ([10.64.159.147]) by fmvoesa110.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 16 Sep 2026 05:04:11 -0700 X-CSE-ConnectionGUID: U4kKgyVCTpG09SiE8+jLgQ== X-CSE-MsgGUID: cevCaN+DRr6CfdzDlT9luQ== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.27,103,1787036400"; d="scan'208";a="273293716" Received: from conormcd-mobl2.ger.corp.intel.com (HELO pujfalus-desk.intel.com) ([10.245.244.100]) by orviesa007-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 16 Sep 2026 05:04:09 -0700 From: Peter Ujfalusi To: vkoul@kernel.org, perex@perex.cz, tiwai@suse.com, lgirdwood@gmail.com, broonie@kernel.org, srinivas.kandagatla@oss.qualcomm.com Cc: linux-sound@vger.kernel.org, kai.vehmanen@linux.intel.com, yung-chuan.liao@linux.intel.com, pierre-louis.bossart@linux.dev, daniel.baluta@nxp.com Subject: [PATCH v4 20/26] ASoC: SOF: ipc4-topology: Set FAST_MODE for host copier in compr mode Date: Wed, 16 Sep 2026 15:03:14 +0300 Message-ID: <20260916120320.18318-21-peter.ujfalusi@linux.intel.com> X-Mailer: git-send-email 2.55.0 In-Reply-To: <20260916120320.18318-1-peter.ujfalusi@linux.intel.com> References: <20260916120320.18318-1-peter.ujfalusi@linux.intel.com> Precedence: bulk X-Mailing-List: linux-sound@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit FAST_MODE allows the host DMA to work in opportunistic, free running mode, which matches with the bitstream nature of compressed devices. Signed-off-by: Peter Ujfalusi Reviewed-by: Liam Girdwood --- sound/soc/sof/ipc4-topology.c | 3 +++ sound/soc/sof/ipc4-topology.h | 5 +++++ 2 files changed, 8 insertions(+) diff --git a/sound/soc/sof/ipc4-topology.c b/sound/soc/sof/ipc4-topology.c index 42cf444e847e..566913025cc7 100644 --- a/sound/soc/sof/ipc4-topology.c +++ b/sound/soc/sof/ipc4-topology.c @@ -744,6 +744,9 @@ static int sof_ipc4_widget_setup_pcm(struct snd_sof_widget *swidget) sps->dsp_max_burst_size_in_ms = 1; } + if (spcm->pcm.compress) + ipc4_copier->data.copier_feature_mask |= BIT(SOF_IPC4_COPIER_FAST_MODE); + skip_gtw_cfg: ipc4_copier->gtw_attr = kzalloc_obj(*ipc4_copier->gtw_attr); if (!ipc4_copier->gtw_attr) { diff --git a/sound/soc/sof/ipc4-topology.h b/sound/soc/sof/ipc4-topology.h index 5e78f3de092e..c2949ff979a5 100644 --- a/sound/soc/sof/ipc4-topology.h +++ b/sound/soc/sof/ipc4-topology.h @@ -222,6 +222,11 @@ struct sof_copier_gateway_cfg { uint32_t config_data[]; }; +/* bit definition in copier_feature_mask */ +enum sof_ipc4_copier_feature { + SOF_IPC4_COPIER_FAST_MODE = 0, /* free running mode of host copier */ +}; + /** * struct sof_ipc4_copier_data - IPC data for copier * @base_config: Base configuration including input audio format -- 2.55.0