linux-kernel - Re: [PATCH v8 1/4] scsi: ufs: Add UFS feature related parameter

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Date:   Sat, 8 Aug 2020 16:00:18 -0700
From:   Bart Van Assche <bvanassche@....org>
To:     daejun7.park@...sung.com,
        "avri.altman@....com" <avri.altman@....com>,
        "jejb@...ux.ibm.com" <jejb@...ux.ibm.com>,
        "martin.petersen@...cle.com" <martin.petersen@...cle.com>,
        "asutoshd@...eaurora.org" <asutoshd@...eaurora.org>,
        "beanhuo@...ron.com" <beanhuo@...ron.com>,
        "stanley.chu@...iatek.com" <stanley.chu@...iatek.com>,
        "cang@...eaurora.org" <cang@...eaurora.org>,
        "tomas.winkler@...el.com" <tomas.winkler@...el.com>,
        ALIM AKHTAR <alim.akhtar@...sung.com>
Cc:     "linux-scsi@...r.kernel.org" <linux-scsi@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        Sang-yoon Oh <sangyoon.oh@...sung.com>,
        Sung-Jun Park <sungjun07.park@...sung.com>,
        yongmyung lee <ymhungry.lee@...sung.com>,
        Jinyoung CHOI <j-young.choi@...sung.com>,
        Adel Choi <adel.choi@...sung.com>,
        BoRam Shin <boram.shin@...sung.com>
Subject: Re: [PATCH v8 1/4] scsi: ufs: Add UFS feature related parameter

On 2020-08-06 02:02, Daejun Park wrote:
> @@ -537,6 +548,7 @@ struct ufs_dev_info {
>  	u8 *model;
>  	u16 wspecversion;
>  	u32 clk_gating_wait_us;
> +	u8 b_ufs_feature_sup;
>  	u32 d_ext_ufs_feature_sup;
>  	u8 b_wb_buffer_type;
>  	u32 d_wb_alloc_units;
> 

Hmm ... shouldn't this variable be introduced in the patch that introduces
the code that sets and uses this variable?

How about making it clear in the patch subject that this patch adds protocol
constants related to HPB?

Otherwise this patch looks good to me.

Bart.