Re: [PATCH v2 1/5] scsi; ufs: add device descriptor for Host Performance Booster

[Bart Van Assche <bvanassche@xxxxxxx>]

On 4/16/20 1:31 PM, huobean@xxxxxxxxx wrote:
> +	if (desc_buf[DEVICE_DESC_PARAM_UFS_FEAT] & 0x80) {

Please introduce a symbolic name instead of using the number 0x80 directly.

> +		hba->dev_info.hpb_control_mode =
> +			desc_buf[DEVICE_DESC_PARAM_HPB_CTRL_MODE];
> +		hba->dev_info.hpb_ver =
> +			(u16) (desc_buf[DEVICE_DESC_PARAM_HPB_VER] << 8) |
> +			desc_buf[DEVICE_DESC_PARAM_HPB_VER + 1];

Please use get_unaligned_be16() instead of open-coding it.

Thanks,

Bart.