[PATCH 1/2] ASoC: SOF: imx: Add i.MX8ULP HW support

Pierre-Louis Bossart pierre-louis.bossart at linux.intel.com
Wed Jul 20 06:24:52 PDT 2022



On 7/20/22 03:57, Shengjiu Wang wrote:
>     > +static int imx8ulp_resume(struct snd_sof_dev *sdev)
>     > +{
>     > +     struct imx8ulp_priv *priv = (struct imx8ulp_priv
>     *)sdev->pdata->hw_pdata;
>     > +     int i;
>     > +
>     > +     imx8_enable_clocks(sdev, priv->clks);
>     > +
>     > +     for (i = 0; i < DSP_MU_CHAN_NUM; i++)
>     > +             imx_dsp_request_channel(priv->dsp_ipc, i);
>     > +
>     > +     return 0;
> 
>     is the assymetry between suspend and resume intentional? You are missing
>     the update_bit for EXECUTE_BIT?
> 
> 
> Yes, intentional. After resume the firmware is reloaded and  EXECUTE_BIT
> will be updated at trigger DSP start.

That's worthy of a comment to help reviewers, thanks.



More information about the linux-arm-kernel mailing list