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[83.35.151.117]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-4bb56689bc2sm1160885e9.2.2026.11.12.12.45.30 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 12 Nov 2026 12:45:31 -0800 (PST) From: suso To: broonie@kernel.org, Vijendar.Mukunda@amd.com Cc: jaehoon1744@dankook.ac.kr, linux-sound@vger.kernel.org, linux-kernel@vger.kernel.org, suso Subject: [PATCH] ASoC: amd: acp: Add ACP70 ACPI flag override for LG gram 16U55U Date: Thu, 12 Nov 2026 21:43:25 +0100 Message-ID: <20261112204325.4696-1-gmsuso@gmail.com> X-Mailer: git-send-email 2.56.0 X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 Content-Transfer-Encoding: 8bit The LG gram 16 (16U55U, AMD Ryzen AI 400 series, ACP rev 0x72) shares the same SoundWire audio hardware (RT713 + RT1320) as the 16Z95U and requires the same ACPI flag override. Tested on LG gram 16U55U-G.AU85BN (PCI SSID 1854:057c). Signed-off-by: suso --- sound/soc/amd/acp-config.c | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/sound/soc/amd/acp-config.c b/sound/soc/amd/acp-config.c index efd664e1c34c..93c9a112240d 100644 --- a/sound/soc/amd/acp-config.c +++ b/sound/soc/amd/acp-config.c @@ -154,6 +154,13 @@ static const struct dmi_system_id acp70_acpi_flag_override_table[] = { DMI_MATCH(DMI_PRODUCT_NAME, "16Z95U"), }, }, + { + /* LG gram 16 16U55U (ACP 7.2) */ + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "LG Electronics"), + DMI_MATCH(DMI_PRODUCT_NAME, "16U55U"), + }, + }, {} }; -- 2.56.0