Hi Yu-Hsuan,

Thanks to apply the nit, but you can maintain the reviewed tag.

On 15/1/21 8:53, Yu-Hsuan Hsu wrote:
> It is not guaranteed that I2S RX is disabled when the kernel booting.
> For example, if the kernel crashes while it is enabled, it will keep
> enabled until the next time EC reboots. Reset I2S RX when probing to
> fix this issue.
> 
> Signed-off-by: Yu-Hsuan Hsu <yuhs...@chromium.org>

Reviewed-by: Enric Balletbo i Serra <enric.balle...@collabora.com>


> ---
> Updated the info message.
> 
>  sound/soc/codecs/cros_ec_codec.c | 12 ++++++++++++
>  1 file changed, 12 insertions(+)
> 
> diff --git a/sound/soc/codecs/cros_ec_codec.c 
> b/sound/soc/codecs/cros_ec_codec.c
> index f33a2a9654e7..c4772f82485a 100644
> --- a/sound/soc/codecs/cros_ec_codec.c
> +++ b/sound/soc/codecs/cros_ec_codec.c
> @@ -1011,6 +1011,18 @@ static int cros_ec_codec_platform_probe(struct 
> platform_device *pdev)
>       }
>       priv->ec_capabilities = r.capabilities;
>  
> +     /* Reset EC codec i2s rx. */
> +     p.cmd = EC_CODEC_I2S_RX_RESET;
> +     ret = send_ec_host_command(priv->ec_device, EC_CMD_EC_CODEC_I2S_RX,
> +                                (uint8_t *)&p, sizeof(p), NULL, 0);
> +     if (ret == -ENOPROTOOPT) {
> +             dev_info(dev,
> +                      "Missing reset command. Please update EC firmware.\n");
> +     } else if (ret) {
> +             dev_err(dev, "failed to EC_CODEC_I2S_RESET: %d\n", ret);
> +             return ret;
> +     }
> +
>       platform_set_drvdata(pdev, priv);
>  
>       ret = devm_snd_soc_register_component(dev, &i2s_rx_component_driver,
> 

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