linux-kernel - Re: [PATCH v3 4/6] scsi: ufs: core: Remove redundant check

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Message-ID: <eda65f0b-bbd1-5e3d-5d85-a5686a06ba5a@gmail.com>
Date:   Sun, 26 Feb 2023 17:23:01 +0100
From:   Bean Huo <huobean@...il.com>
To:     Po-Wen Kao <powen.kao@...iatek.com>, linux-scsi@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-mediatek@...ts.infradead.org,
        Alim Akhtar <alim.akhtar@...sung.com>,
        Avri Altman <avri.altman@....com>,
        Bart Van Assche <bvanassche@....org>,
        "James E.J. Bottomley" <jejb@...ux.ibm.com>,
        "Martin K. Petersen" <martin.petersen@...cle.com>,
        Matthias Brugger <matthias.bgg@...il.com>
Cc:     wsd_upstream@...iatek.com, peter.wang@...iatek.com,
        stanley.chu@...iatek.com, alice.chao@...iatek.com,
        naomi.chu@...iatek.com, chun-hung.wu@...iatek.com,
        cc.chou@...iatek.com, eddie.huang@...iatek.com,
        mason.zhang@...iatek.com, chaotian.jing@...iatek.com,
        jiajie.hao@...iatek.com
Subject: Re: [PATCH v3 4/6] scsi: ufs: core: Remove redundant check

On 23.02.23 4:27 PM, Po-Wen Kao wrote:
> is_mcq_supported() already check on use_mcq_mode.
>
> Signed-off-by: Po-Wen Kao <powen.kao@...iatek.com>
> Reviewed-by: Stanley Chu <stanley.chu@...iatek.com>
> Reviewed-by: Ziqi Chen <quic_ziqichen@...cinc.com>
> ---
>   drivers/ufs/core/ufshcd.c | 2 +-
>   1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/ufs/core/ufshcd.c b/drivers/ufs/core/ufshcd.c
> index 81c9f07ebfc8..3357cfa23616 100644
> --- a/drivers/ufs/core/ufshcd.c
> +++ b/drivers/ufs/core/ufshcd.c
> @@ -8544,7 +8544,7 @@ static int ufshcd_device_init(struct ufs_hba *hba, bool init_dev_params)
>   			hba->scsi_host_added = true;
>   		}
>   		/* MCQ may be disabled if ufshcd_alloc_mcq() fails */
> -		if (is_mcq_supported(hba) && use_mcq_mode)

This has been removed/optimized  by commit:

https://patches.linaro.org/project/linux-scsi/patch/8840cea4a57b46dabce18acc39afc50ab826330f.1676567593.git.quic_asutoshd@quicinc.com/

so this patch is not necessary anymore???


> +		if (is_mcq_supported(hba))
>   			ufshcd_config_mcq(hba);
>   	}
>