From patchwork Thu Feb 27 11:11:18 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Bard Liao X-Patchwork-Id: 13994166 Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.15]) (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 8814722D4CE; Thu, 27 Feb 2025 11:11:52 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=198.175.65.15 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1740654714; cv=none; b=UVlI6aDvqgZYfrPSSu1BoHYAa6VVoRYUu55HadZUrNr19S9glaiufjd+DJO10w02L1kpTbUcQkbfwjyTBKawj7tW5XtB9HZRJGmyDO6TkyuK8sP1XCNqx3kDrJgnKZ+dTmadGw6cbGQsvnSDQbgJA2pQJ+3Z8+yN0SNX9FpATVo= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1740654714; c=relaxed/simple; bh=rgmme76n2CzNqkUCcP3NAi7yfETqH2iSYt1NYJV6DOg=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=P5ykL4PzrwEMb1cVAgROicF88tlK2siHOJxB39/+ixfd58M50oOCzCnvCCaDt41O6fRPyV1omjoRRWZ9EiDZnrRqwxLYiDEHBDZr9eAhF9Ybj6Qw9cUairqAbc1fC9/XjhIwS/Me/s0We3NCAqu70MGocRZyYti9setesVae6a8= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.intel.com; spf=none smtp.mailfrom=linux.intel.com; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b=d40Fss9z; arc=none smtp.client-ip=198.175.65.15 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.intel.com Authentication-Results: smtp.subspace.kernel.org; spf=none 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="d40Fss9z" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1740654712; x=1772190712; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=rgmme76n2CzNqkUCcP3NAi7yfETqH2iSYt1NYJV6DOg=; b=d40Fss9z21nLbrhI0QGbXebKspNAfbHRsO391HNMsm4vt6vgCLEgnxCC WRxZQ7nmpL1IQE7D7fYLdooKRxgYYceao+eoKhouJ9Llym2sHLmPYGk7v AkS2uebn7dyAczlWOmb81dPL/UMldhFpCxFF3bvPF61nKacQGJkK2QqS4 paQJQiGjcmMlW2jWLfFQCZEcqtkAxyLKfge5kAa5TB4NX60AGzvGipVU6 BW1b5iq/TlrX038tFWTNaR0MyvmZiv+r2dUc5OX6S8O5DPjjA/NrRkUo+ FI7PhrV0TbLGyzQAKWSdzxIDOyShHdyQkNC9E3SI5XGsWVEolFSdVdhP4 w==; X-CSE-ConnectionGUID: tk0RzhRiQ3Wp6l53cWzVKg== X-CSE-MsgGUID: 3aelvOp8Tn6LGeEBg7UArQ== X-IronPort-AV: E=McAfee;i="6700,10204,11357"; a="45189822" X-IronPort-AV: E=Sophos;i="6.13,319,1732608000"; d="scan'208";a="45189822" Received: from orviesa001.jf.intel.com ([10.64.159.141]) by orvoesa107.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 27 Feb 2025 03:11:52 -0800 X-CSE-ConnectionGUID: XnNK95HwSY+4kc7hSolgbA== X-CSE-MsgGUID: kMjX9iicTg6QuVrZ7+2X5g== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.12,224,1728975600"; d="scan'208";a="154178952" Received: from johunt-mobl9.ger.corp.intel.com (HELO yungchua-desk.intel.com) ([10.124.220.110]) by smtpauth.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 27 Feb 2025 03:11:50 -0800 From: Bard Liao To: linux-sound@vger.kernel.org, broonie@kernel.org, tiwai@suse.de, vkoul@kernel.org Cc: vinod.koul@linaro.org, linux-kernel@vger.kernel.org, pierre-louis.bossart@linux.dev, bard.liao@intel.com Subject: [PATCH v3 05/16] soundwire: stream: special-case the bus compute_params() routine Date: Thu, 27 Feb 2025 19:11:18 +0800 Message-ID: <20250227111130.272698-6-yung-chuan.liao@linux.intel.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20250227111130.272698-1-yung-chuan.liao@linux.intel.com> References: <20250227111130.272698-1-yung-chuan.liao@linux.intel.com> Precedence: bulk X-Mailing-List: linux-sound@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 From: Pierre-Louis Bossart For BPT support, we want to allocate the entire audio payload and bypass the allocation based on PCM/PDM parameters. Signed-off-by: Pierre-Louis Bossart Signed-off-by: Bard Liao Reviewed-by: Péter Ujfalusi Reviewed-by: Liam Girdwood Reviewed-by: Ranjani Sridharan --- .../soundwire/generic_bandwidth_allocation.c | 48 +++++++++++++++++++ 1 file changed, 48 insertions(+) diff --git a/drivers/soundwire/generic_bandwidth_allocation.c b/drivers/soundwire/generic_bandwidth_allocation.c index 59965f43c2fb..b646c2ffe84a 100644 --- a/drivers/soundwire/generic_bandwidth_allocation.c +++ b/drivers/soundwire/generic_bandwidth_allocation.c @@ -86,6 +86,49 @@ void sdw_compute_slave_ports(struct sdw_master_runtime *m_rt, } EXPORT_SYMBOL(sdw_compute_slave_ports); +static void sdw_compute_dp0_slave_ports(struct sdw_master_runtime *m_rt) +{ + struct sdw_bus *bus = m_rt->bus; + struct sdw_slave_runtime *s_rt; + struct sdw_port_runtime *p_rt; + + list_for_each_entry(s_rt, &m_rt->slave_rt_list, m_rt_node) { + list_for_each_entry(p_rt, &s_rt->port_list, port_node) { + sdw_fill_xport_params(&p_rt->transport_params, p_rt->num, false, + SDW_BLK_GRP_CNT_1, bus->params.col, 0, 0, 1, + bus->params.col - 1, SDW_BLK_PKG_PER_PORT, 0x0); + + sdw_fill_port_params(&p_rt->port_params, p_rt->num, bus->params.col - 1, + SDW_PORT_FLOW_MODE_ISOCH, SDW_PORT_DATA_MODE_NORMAL); + } + } +} + +static void sdw_compute_dp0_master_ports(struct sdw_master_runtime *m_rt) +{ + struct sdw_port_runtime *p_rt; + struct sdw_bus *bus = m_rt->bus; + + list_for_each_entry(p_rt, &m_rt->port_list, port_node) { + sdw_fill_xport_params(&p_rt->transport_params, p_rt->num, false, + SDW_BLK_GRP_CNT_1, bus->params.col, 0, 0, 1, + bus->params.col - 1, SDW_BLK_PKG_PER_PORT, 0x0); + + sdw_fill_port_params(&p_rt->port_params, p_rt->num, bus->params.col - 1, + SDW_PORT_FLOW_MODE_ISOCH, SDW_PORT_DATA_MODE_NORMAL); + } +} + +static void sdw_compute_dp0_port_params(struct sdw_bus *bus) +{ + struct sdw_master_runtime *m_rt; + + list_for_each_entry(m_rt, &bus->m_rt_list, bus_node) { + sdw_compute_dp0_master_ports(m_rt); + sdw_compute_dp0_slave_ports(m_rt); + } +} + static void sdw_compute_master_ports(struct sdw_master_runtime *m_rt, struct sdw_group_params *params, int *port_bo, int hstop) @@ -618,6 +661,11 @@ int sdw_compute_params(struct sdw_bus *bus, struct sdw_stream_runtime *stream) if (ret < 0) return ret; + if (stream->type == SDW_STREAM_BPT) { + sdw_compute_dp0_port_params(bus); + return 0; + } + /* Compute transport and port params */ ret = sdw_compute_port_params(bus, stream); if (ret < 0) {