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Wed, 10 Dec 2025 05:56:17 -0800 (PST) Received: from localhost ([2a02:c7c:5e34:8000:6c67:affc:583e:e754]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-47a82d4a995sm46908455e9.13.2025.12.10.05.56.16 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Wed, 10 Dec 2025 05:56:17 -0800 (PST) Precedence: bulk X-Mailing-List: linux-sound@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset=UTF-8 Date: Wed, 10 Dec 2025 13:56:16 +0000 Message-Id: From: "Alexey Klimov" To: "Ravi Hothi" , "Srinivas Kandagatla" , "Liam Girdwood" , "Mark Brown" , "Jaroslav Kysela" , "Takashi Iwai" Cc: , , , , , Subject: Re: [PATCH v2 0/2] ASoC: qcom: q6dsp-lpass-ports: Expand sampling rate and PCM format constraints X-Mailer: aerc 0.20.0 References: <20251210065157.2775514-1-ravi.hothi@oss.qualcomm.com> In-Reply-To: <20251210065157.2775514-1-ravi.hothi@oss.qualcomm.com> On Wed Dec 10, 2025 at 6:51 AM GMT, Ravi Hothi wrote: > This patch series expands the existing constraints in > the q6dsp-lpass-ports driver to improve compatibility > and flexibility for audio stream configurations.=20 > > The first patch extends the supported sampling rates to cover a wider > range, from 8000 Hz to 192000 Hz, ensuring better compatibility with > diverse audio hardware and allowing more flexible audio stream setups. > > The second patch adds support for the 32-bit PCM format > (SNDRV_PCM_FMTBIT_S32_LE) alongside the existing 16-bit > and 24-bit formats, enabling handling of high-resolution > audio streams and improving audio quality for supported hardware. Is q6dsp-lpass-ports involved in compress offloaded playback on existing devices? If yes, then how is it gonna play with explicitly setting format/sampling rate to s16le/48k in sndcards drivers? [..] Best regards, Alexey