[PATCH] ASoC: fsl_asrc: Add initialization finishing check in runtime resume

Nicolin Chen nicoleotsuka at gmail.com
Mon Sep 5 23:15:27 AEST 2022


On Mon, Sep 5, 2022 at 3:47 AM Shengjiu Wang <shengjiu.wang at nxp.com> wrote:
> @@ -1295,6 +1301,17 @@ static int fsl_asrc_runtime_resume(struct device *dev)
>         regmap_update_bits(asrc->regmap, REG_ASRCTR,
>                            ASRCTR_ASRCEi_ALL_MASK, asrctr);
>
> +       /* Wait for status of initialization for every enabled pairs */
> +       do {
> +               udelay(5);
> +               regmap_read(asrc->regmap, REG_ASRCFG, &reg);
> +               reg = (reg >> ASRCFG_INIRQi_SHIFT(0)) & 0x7;
> +       } while ((reg != ((asrctr >> ASRCTR_ASRCEi_SHIFT(0)) & 0x7)) && --retry);
> +
> +       /* FIXME: Doesn't treat initialization timeout as error */
> +       if (!retry)
> +               dev_warn(dev, "initialization isn't finished\n");

Any reason why not just dev_err?


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