[PATCH] scsi: ufs: mediatek: Handle mPHY power-on failures

[Stanley Jhu]

On Fri, 28 Aug 2026 17:23:11 +0800, Pengpeng Hou wrote:
> @@ -509,6 +509,7 @@ static int ufs_mtk_mphy_power_on(struct ufs_hba *hba, bool on)
>       struct ufs_mtk_host *host = ufshcd_get_variant(hba);
>       struct phy *mphy = host->mphy;
>       struct arm_smccc_res res;
> +     int rollback_ret;
>       int ret = 0;

`rollback_ret` feels overly verbose; a shorter name like `err` would be
cleaner.

> +             ret = phy_power_on(mphy);
> +             if (ret) {
> +                     if (ufs_mtk_is_va09_supported(hba)) {
> +                             ufs_mtk_va09_pwr_ctrl(res, 0);
> +                             rollback_ret = regulator_disable(host->reg_va09);
> +                             if (rollback_ret)
> +                                     dev_warn(hba->dev, "failed to disable va09 after mphy failure: %d\n",
> +                                              rollback_ret);
> +                     }
> +                     dev_info(hba->dev, "failed to enable mphy: %d\n", ret);
> +                     return ret;
> +             }

`dev_info()` is inappropriate for an operation failure; please use `dev_err()`
instead.

Thanks,
Stanley Jhu