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Received: from CY5PR12MB6252.namprd12.prod.outlook.com (2603:10b6:930:20::17) by PH8PR12MB7231.namprd12.prod.outlook.com (2603:10b6:510:225::9) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.21.569.12; Mon, 2 Nov 2026 05:58:52 +0000 Received: from CY5PR12MB6252.namprd12.prod.outlook.com ([fe80::ab00:d77:6014:64a2]) by CY5PR12MB6252.namprd12.prod.outlook.com ([fe80::ab00:d77:6014:64a2%4]) with mapi id 15.21.0569.011; Mon, 2 Nov 2026 05:58:51 +0000 Message-ID: <5facbf63-1b08-42a2-ab39-cc79e3be7e28@amd.com> Date: Mon, 2 Nov 2026 11:31:08 +0530 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v4 00/16] ASoC: amd: acp: ACP7.B/7.F SoundWire machine driver support Content-Language: en-US To: Pierre-Louis Bossart , broonie@kernel.org Cc: alsa-devel@alsa-project.org, lgirdwood@gmail.com, perex@perex.cz, tiwai@suse.com, yung-chuan.liao@linux.intel.com, Basavaraj.Hiregoudar@amd.com, Sunil-kumar.Dommati@amd.com, venkataprasad.potturu@amd.com, Syed.SabaKareem@amd.com, Mario.Limonciello@amd.com, Richard.Gong@amd.com, Poojitha.N@amd.com, linux-sound@vger.kernel.org, linux-kernel@vger.kernel.org, sound-open-firmware@alsa-project.org References: <20261030094714.1123396-1-Vijendar.Mukunda@amd.com> <3f3d7e4b-dd5a-4ef9-806e-5bc98a40d2d3@linux.dev> From: "Mukunda,Vijendar" In-Reply-To: <3f3d7e4b-dd5a-4ef9-806e-5bc98a40d2d3@linux.dev> Content-Type: text/plain; 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It extends the existing AMD ACP SoundWire infrastructure with >> per-platform CPU pin ID lookup, PDM controller selection via ACPI and DMI >> quirks, DMIC DAI link and components string handling, PCI subsystem ID >> propagation, and ACPI machine tables for RT721/RT722/RT1320 codec >> configurations on both platforms. >> >> Changes in v4: >> - Patch 1: fix missing asoc_sdw_mc_dailink_exit_loop() cleanup on >> devm_kasprintf() failure in acp-sdw-sof-mach.c mc_probe() (new). >> - Patch 2: fix missing asoc_sdw_mc_dailink_exit_loop() cleanup on >> both devm_kasprintf() failure paths in acp-sdw-legacy-mach.c >> mc_probe(); update commit message to reference the correct function >> name soc_card_dai_links_create() instead of sof_card_dai_links_create() >> (new). >> - Patch 3: remove unused ACP63_SDW_MAX_CPU_DAIS define (new). >> - Patch 5 (was 2): add comments above ACP7X_SW_AUDIO* define block >> and get_acp7x_cpu_pin_id() to document the dedicated per-port DMA >> layout and the port-to-use-case mapping. >> - Patch 9 (was 6): replace misleading "No functional change" claim >> with an accurate description of the behavioural change for platforms >> where ignore_internal_dmic is true (dmic_num now stays zero at the >> gate rather than reaching the dmic_num > 0 block). >> >> Changes in v3: >> - Patch 3: update subject and changelog to accurately describe the new >> PDM controller selection infrastructure being added. >> - Patch 5: fix commit subject prefix from "amd: acp7x:" to "amd: acp:" >> since the change is in the generic ACP SoundWire machine driver >> (acp-sdw-sof-mach.c), not the ACP7x-specific SOF driver. >> >> Changes in v2: >> - Patch 6: simplify the DMIC enable condition as suggested by Pierre: >> evaluate the three-way boolean once and nest the ignore_internal_dmic >> check inside, avoiding the double-tested condition from v1. >> >> Vijendar Mukunda (16): >> ASoC: amd: acp: fix missing cleanup on devm_kasprintf() failure in >> mc_probe() >> ASoC: amd: acp: fix missing cleanup on devm_kasprintf() failure in >> legacy SDW machine driver >> ASoC: amd: sdw: remove unused ACP63_SDW_MAX_CPU_DAIS define >> ASoC: amd: acp: add ACP7.B/7.F SoundWire link count for machine driver >> ASoC: amd: acp: add ACP7.B/7.F SoundWire DAI link support >> ASoC: amd: acp: add PDM controller selection for ACP7.B/7.F SoundWire >> machine driver >> ASoC: amd: acp: log ASOC_SDW_ACP_DMIC1 quirk in SOF SoundWire machine >> driver >> ASoC: amd: acp: enable DMIC DAI link based on PDM controller selection >> ASoC: amd: acp: move ignore_internal_dmic gate to DMIC enable >> condition >> ASoC: amd: acp: add DMIC components string for SOF SoundWire machine >> driver >> ASoC: amd: acp: set PCI subsystem ID for SOF SoundWire machine driver >> ASoC: amd: acp: fix MODULE_AUTHOR missing closing angle bracket >> ASoC: amd: acp: add ACPI machine tables for ACP7.F SoundWire >> ASoC: SOF: amd: add alt_machines for ACP7.F SOF SoundWire >> ASoC: amd: acp: add SoundWire machine table for ACP7.B platform >> ASoC: SOF: amd: register SoundWire alt_machines for ACP7.B >> >> sound/soc/amd/acp/Makefile | 2 +- >> sound/soc/amd/acp/acp-sdw-legacy-mach.c | 8 +- >> sound/soc/amd/acp/acp-sdw-mach-common.c | 48 ++++++ >> sound/soc/amd/acp/acp-sdw-sof-mach.c | 109 +++++++++++-- >> sound/soc/amd/acp/amd-acp7x-acpi-match.c | 198 +++++++++++++++++++++++ >> sound/soc/amd/acp/soc_amd_sdw_common.h | 45 +++++- >> sound/soc/amd/mach-config.h | 2 + >> sound/soc/sof/amd/pci-acp7x.c | 2 + >> 8 files changed, 396 insertions(+), 18 deletions(-) >> create mode 100644 sound/soc/amd/acp/amd-acp7x-acpi-match.c > For the patchset: > > Reviewed-by: Pierre-Louis Bossart > > I added two nit-pick comments on naming and DMIC0/DMIC1 explanations, in > case you respin a v5. Thanks for the review. Will address the naming and DMIC0/DMIC1 clarification comments with supplemental patches.