linux-kernel - Re: [PATCH 1/2] ufs:mcq:Use ufshcd_mcq_req_to

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Date: Mon, 8 Jan 2024 09:31:18 -0800
From: Bart Van Assche <bvanassche@....org>
To: Chanwoo Lee <cw9316.lee@...sung.com>, alim.akhtar@...sung.com,
 avri.altman@....com, jejb@...ux.ibm.com, martin.petersen@...cle.com,
 stanley.chu@...iatek.com, quic_cang@...cinc.com, mani@...nel.org,
 quic_asutoshd@...cinc.com, powen.kao@...iatek.com, quic_nguyenb@...cinc.com,
 yang.lee@...ux.alibaba.com, peter.wang@...iatek.com, athierry@...hat.com,
 linux-scsi@...r.kernel.org, linux-kernel@...r.kernel.org
Cc: grant.jung@...sung.com, jt77.jang@...sung.com, dh0421.hwang@...sung.com,
 sh043.lee@...sung.com
Subject: Re: [PATCH 1/2] ufs:mcq:Use ufshcd_mcq_req_to_hwq() to simplify
 updating hwq.

On 1/4/24 18:10, Chanwoo Lee wrote:
> From: ChanWoo Lee <cw9316.lee@...sung.com>
> 
> Use ufshcd_mcq_req_to_hwq() to remove unnecessary variables and simplify.
> 
> Signed-off-by: ChanWoo Lee <cw9316.lee@...sung.com>
> ---
>   drivers/ufs/core/ufshcd.c | 5 +----
>   1 file changed, 1 insertion(+), 4 deletions(-)
> 
> diff --git a/drivers/ufs/core/ufshcd.c b/drivers/ufs/core/ufshcd.c
> index 30df6f6a72c6..c9d122302889 100644
> --- a/drivers/ufs/core/ufshcd.c
> +++ b/drivers/ufs/core/ufshcd.c
> @@ -5597,7 +5597,6 @@ static void ufshcd_mcq_compl_pending_transfer(struct ufs_hba *hba,
>   	struct ufshcd_lrb *lrbp;
>   	struct scsi_cmnd *cmd;
>   	unsigned long flags;
> -	u32 hwq_num, utag;
>   	int tag;
>   
>   	for (tag = 0; tag < hba->nutrs; tag++) {
> @@ -5607,9 +5606,7 @@ static void ufshcd_mcq_compl_pending_transfer(struct ufs_hba *hba,
>   		    test_bit(SCMD_STATE_COMPLETE, &cmd->state))
>   			continue;
>   
> -		utag = blk_mq_unique_tag(scsi_cmd_to_rq(cmd));
> -		hwq_num = blk_mq_unique_tag_to_hwq(utag);
> -		hwq = &hba->uhq[hwq_num];
> +		hwq = ufshcd_mcq_req_to_hwq(hba, scsi_cmd_to_rq(cmd));
>   
>   		if (force_compl) {
>   			ufshcd_mcq_compl_all_cqes_lock(hba, hwq);

Reviewed-by: Bart Van Assche <bvanassche@....org>