Re: [PATCH v7 07/10] scsi: ufs: ufs-qcom: Check return value of phy_set_mode_ext()

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On Thu, Nov 30, 2023 at 09:03:17PM -0800, Can Guo wrote:
> In ufs_qcom_power_up_sequence(), check return value of phy_set_mode_ext()
> and stop proceeding if phy_set_mode_ext() fails.
> 
> Reviewed-by: Nitin Rawat <quic_nitirawa@xxxxxxxxxxx>
> Signed-off-by: Can Guo <quic_cang@xxxxxxxxxxx>

Reviewed-by: Manivannan Sadhasivam <manivannan.sadhasivam@xxxxxxxxxx>

- Mani

> ---
>  drivers/ufs/host/ufs-qcom.c | 4 +++-
>  1 file changed, 3 insertions(+), 1 deletion(-)
> 
> diff --git a/drivers/ufs/host/ufs-qcom.c b/drivers/ufs/host/ufs-qcom.c
> index 543939c..ee3f07a 100644
> --- a/drivers/ufs/host/ufs-qcom.c
> +++ b/drivers/ufs/host/ufs-qcom.c
> @@ -475,7 +475,9 @@ static int ufs_qcom_power_up_sequence(struct ufs_hba *hba)
>  		return ret;
>  	}
>  
> -	phy_set_mode_ext(phy, mode, host->phy_gear);
> +	ret = phy_set_mode_ext(phy, mode, host->phy_gear);
> +	if (ret)
> +		goto out_disable_phy;
>  
>  	/* power on phy - start serdes and phy's power and clocks */
>  	ret = phy_power_on(phy);
> -- 
> 2.7.4
> 

-- 
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