From: Mark Brown <broonie@kernel.org>
To: Shengjiu Wang <shengjiu.wang@nxp.com>
Cc: devicetree@vger.kernel.org, alsa-devel@alsa-project.org,
timur@kernel.org, lgirdwood@gmail.com,
linuxppc-dev@lists.ozlabs.org, Xiubo.Lee@gmail.com,
linux-kernel@vger.kernel.org, tiwai@suse.com,
nicoleotsuka@gmail.com, robh+dt@kernel.org, festevam@gmail.com
Subject: Re: [PATCH v2 2/7] ASoC: fsl_rpmsg: Add CPU DAI driver for audio base on rpmsg
Date: Mon, 8 Feb 2021 11:51:12 +0000 [thread overview]
Message-ID: <20210208115112.GD8645@sirena.org.uk> (raw)
In-Reply-To: <1612693435-31418-3-git-send-email-shengjiu.wang@nxp.com>
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On Sun, Feb 07, 2021 at 06:23:50PM +0800, Shengjiu Wang wrote:
> +static int fsl_rpmsg_hw_params(struct snd_pcm_substream *substream,
> + struct snd_pcm_hw_params *params,
> + struct snd_soc_dai *dai)
> +{
...
> + ret = clk_prepare_enable(rpmsg->mclk);
> + if (ret)
> + dev_err(dai->dev, "failed to enable mclk: %d\n", ret);
> +
> + return ret;
> +}
> +
> +static int fsl_rpmsg_hw_free(struct snd_pcm_substream *substream,
> + struct snd_soc_dai *dai)
> +{
> + struct fsl_rpmsg *rpmsg = snd_soc_dai_get_drvdata(dai);
> +
> + clk_disable_unprepare(rpmsg->mclk);
hw_params() can be called multiple times and there's no need for it to
be balanced with hw_free(), I'd move this to a different callback (DAPM
should work well).
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next prev parent reply other threads:[~2021-02-08 11:53 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-02-07 10:23 [PATCH v2 0/7] Add audio driver base on rpmsg on i.MX platform Shengjiu Wang
2021-02-07 10:23 ` [PATCH v2 1/7] ASoC: soc-component: Add snd_soc_pcm_component_ack Shengjiu Wang
2021-02-07 10:23 ` [PATCH v2 2/7] ASoC: fsl_rpmsg: Add CPU DAI driver for audio base on rpmsg Shengjiu Wang
2021-02-08 11:51 ` Mark Brown [this message]
2021-02-09 9:16 ` Shengjiu Wang
2021-02-09 22:29 ` Mark Brown
2021-02-10 6:35 ` Shengjiu Wang
2021-02-10 15:38 ` Mark Brown
2021-02-18 7:57 ` Shengjiu Wang
2021-02-22 13:46 ` Mark Brown
2021-02-07 10:23 ` [PATCH v2 3/7] ASoC: dt-bindings: fsl_rpmsg: Add binding doc for rpmsg cpu dai driver Shengjiu Wang
2021-02-10 22:12 ` Rob Herring
2021-02-18 7:21 ` Shengjiu Wang
2021-02-25 3:10 ` Fabio Estevam
2021-02-07 10:23 ` [PATCH v2 4/7] ASoC: imx-audio-rpmsg: Add rpmsg_driver for audio channel Shengjiu Wang
2021-02-07 10:23 ` [PATCH v2 5/7] ASoC: imx-pcm-rpmsg: Add platform driver for audio base on rpmsg Shengjiu Wang
2021-02-07 10:23 ` [PATCH v2 6/7] ASoC: imx-rpmsg: Add machine " Shengjiu Wang
2021-02-07 10:23 ` [PATCH v2 7/7] ASoC: dt-bindings: imx-rpmsg: Add binding doc for rpmsg machine driver Shengjiu Wang
2021-02-10 22:17 ` Rob Herring
2021-02-18 7:23 ` Shengjiu Wang
2021-03-04 20:04 ` Rob Herring
2021-03-05 2:55 ` Shengjiu Wang
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