From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.9]) (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 2BD7E3B9D83 for ; Fri, 4 Sep 2026 07:32:24 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=198.175.65.9 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1788507145; cv=none; b=ZrSD3lc/+d2ufHzTq/jKP/7YEAmPtadMCdp2rLnnAWvmB2NjqPSHsU/A7SGSsXYHT22WGqgxJjpHTNbma6afaf1IKHIl9ro5vdzl5mIhyBK94k2y7l+r5Nepv29fz1+XmVx1VXQTQOq7mZQwhMs8bEy+UOPHzsbiGb94coWePL0= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1788507145; c=relaxed/simple; bh=sjU2ekX2FZiltuBzFtSwSqz8zSGMeceBHhIB4++Srkc=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=KGyfodYy9sLSjFubB1DtIsXNCbTMD1DasM4n7xTiZeztuFldnZd3LKfG2h3IwRTWpSVg81HTsCcKg5y923F4a1VTjudLrhIPk/hiP4XTB7ndltOc9y1qtIxQBtWgR93W3zz75yq1E8c6mPljqDlbftskkQ8D5GHI7gzmeyKHoOw= 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=amQfMQBG; arc=none smtp.client-ip=198.175.65.9 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="amQfMQBG" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1788507144; x=1820043144; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=sjU2ekX2FZiltuBzFtSwSqz8zSGMeceBHhIB4++Srkc=; b=amQfMQBGfXlvVvdJbWtsQPsThZg/60Hb3kLXtfeqC+v9MtY6AoJ6G69G n5QK9cJCQ2MEElcShtSMTKPb+YEPYCp2ru7LrmxoTCTO1q6/03V+ZEe4n JnhUb/i5yTUgcecIMI9GbvFa4viORexwLQ2F9+kTcQQMynrfsYz5dHfzG GS/i0laLknE6BDyAKhUMMfvIqwYRfKplRZzsYRto/ITRq3ffPDpIrvJbm /cCLO6Krtj8jk29y6CzYBMOoAC7Z5nCOBoFzYEd6iMTq13SZ/yQSDxECg +5oIbuoAHp7jVkSIVZJ79mnCBo96547pqU8GJGhDgkhdZ1uO/Ubj2eHVv Q==; X-CSE-ConnectionGUID: fhGcxhENRGG8UqnQ2xpMQQ== X-CSE-MsgGUID: NWugpkD/QbGp/EppPBLFsw== X-IronPort-AV: E=McAfee;i="6800,10657,11895"; a="111778030" X-IronPort-AV: E=Sophos;i="6.25,260,1779174000"; d="scan'208";a="111778030" Received: from fmviesa002.fm.intel.com ([10.60.135.142]) by orvoesa101.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 04 Sep 2026 00:32:24 -0700 X-CSE-ConnectionGUID: bXVaxDHYT/u/Wf0BYCe7FQ== X-CSE-MsgGUID: RHpNqMqOQOS9ajM58D2TVg== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.25,260,1779174000"; d="scan'208";a="293480692" Received: from ettammin-mobl3.ger.corp.intel.com (HELO pujfalus-desk.intel.com) ([10.245.244.213]) by fmviesa002-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 04 Sep 2026 00:32:20 -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, Vijendar.Mukunda@amd.com Subject: [PATCH 18/23] ASoC: SOF: ipc4-topology: Set FAST_MODE for host copier in compr mode Date: Fri, 4 Sep 2026 10:31:29 +0300 Message-ID: <20260904073134.29648-19-peter.ujfalusi@linux.intel.com> X-Mailer: git-send-email 2.55.0 In-Reply-To: <20260904073134.29648-1-peter.ujfalusi@linux.intel.com> References: <20260904073134.29648-1-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