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Mon, 21 Sep 2026 23:01:54 -0700 (PDT) Message-ID: <878dc90c-3a4c-45fb-bfbb-2ba802bfc14c@gmail.com> Date: Tue, 22 Sep 2026 14:01:46 +0800 Precedence: bulk X-Mailing-List: linux-sound@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [RESEND PATCH v5 4/5] ASoC: fsl_asrc: expose individual DAIs per conversion path To: shengjiu.wang@oss.nxp.com, lgirdwood@gmail.com, broonie@kernel.org, robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, Frank.Li@nxp.com, s.hauer@pengutronix.de, kernel@pengutronix.de, festevam@gmail.com, shawnguo@kernel.org, linux-sound@vger.kernel.org, devicetree@vger.kernel.org, imx@lists.linux.dev, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, shengjiu.wang@gmail.com, Xiubo.Lee@gmail.com, nicoleotsuka@gmail.com, perex@perex.cz, tiwai@suse.com, linuxppc-dev@lists.ozlabs.org Cc: Shengjiu Wang References: <20260922033428.1690822-1-shengjiu.wang@oss.nxp.com> <20260922033428.1690822-5-shengjiu.wang@oss.nxp.com> Content-Language: en-US From: Chancel Liu In-Reply-To: <20260922033428.1690822-5-shengjiu.wang@oss.nxp.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit On 9/22/2026 11:34 AM, shengjiu.wang@oss.nxp.com wrote: > From: Shengjiu Wang > > The i.MX ASRC hardware supports three independent conversion pairs > (A, B, C). The driver previously registered a single DAI with generic > stream names "ASRC-Playback" and "ASRC-Capture", which prevents > multiple independent conversion paths from being used simultaneously. > > Replace the single fsl_asrc_dai instance with an array of three DAI > drivers to allow up to three independent conversion paths to be active > at the same time: > > asrc-0 -- ASRC-Playback / ASRC-Capture (backward compatible) > asrc-1 -- ASRC1-Playback / ASRC1-Capture > asrc-2 -- ASRC2-Playback / ASRC2-Capture > > asrc-0 retains the original generic stream names to preserve backward > compatibility with existing machine drivers and board configurations. > Each DAI retains the same channel, rate and format capabilities as the > original. Update the devm_snd_soc_register_component() call to register > all three DAIs. > > Signed-off-by: Shengjiu Wang Reviewed-by: Chancel Liu Regards, Chancel Liu