linux-kernel - Re: [PATCH v4 6/8] scsi: ufs: Add dev ref clock gating wait time support

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Message-ID: <d51c7c51-482a-01c3-fae0-1e83f9df45ac@acm.org>
Date:   Sat, 25 Jan 2020 19:34:04 -0800
From:   Bart Van Assche <bvanassche@....org>
To:     Can Guo <cang@...eaurora.org>, asutoshd@...eaurora.org,
        nguyenb@...eaurora.org, hongwus@...eaurora.org,
        rnayak@...eaurora.org, linux-scsi@...r.kernel.org,
        kernel-team@...roid.com, saravanak@...gle.com, salyzyn@...gle.com
Cc:     Alim Akhtar <alim.akhtar@...sung.com>,
        Avri Altman <avri.altman@....com>,
        Pedro Sousa <pedrom.sousa@...opsys.com>,
        "James E.J. Bottomley" <jejb@...ux.ibm.com>,
        "Martin K. Petersen" <martin.petersen@...cle.com>,
        Tomas Winkler <tomas.winkler@...el.com>,
        Stanley Chu <stanley.chu@...iatek.com>,
        Venkat Gopalakrishnan <venkatg@...eaurora.org>,
        open list <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v4 6/8] scsi: ufs: Add dev ref clock gating wait time
 support

On 2020-01-22 23:25, Can Guo wrote:
> +	/* getting Specification Version in big endian format */
> +	hba->dev_info.spec_version = desc_buf[DEVICE_DESC_PARAM_SPEC_VER] << 8 |
> +				      desc_buf[DEVICE_DESC_PARAM_SPEC_VER + 1];

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

Thanks,

Bart.