linux-kernel - Re: [PATCH v5 02/10] scsi: ufs: ufs-qcom: No need to set hs_rate after ufshcd_init_host

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Message-ID: <20231128052221.GC3088@thinkpad>
Date:   Tue, 28 Nov 2023 10:52:21 +0530
From:   Manivannan Sadhasivam <mani@...nel.org>
To:     Can Guo <quic_cang@...cinc.com>
Cc:     bvanassche@....org, adrian.hunter@...el.com, beanhuo@...ron.com,
        avri.altman@....com, junwoo80.lee@...sung.com,
        martin.petersen@...cle.com, linux-scsi@...r.kernel.org,
        linux-arm-msm@...r.kernel.org, Andy Gross <agross@...nel.org>,
        Bjorn Andersson <andersson@...nel.org>,
        Konrad Dybcio <konrad.dybcio@...aro.org>,
        "James E.J. Bottomley" <jejb@...ux.ibm.com>,
        open list <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v5 02/10] scsi: ufs: ufs-qcom: No need to set hs_rate
 after ufshcd_init_host_param()

On Thu, Nov 23, 2023 at 12:46:22AM -0800, Can Guo wrote:
> In ufs_qcom_pwr_change_notify(), host_params.hs_rate has been set to
> PA_HS_MODE_B by ufshcd_init_host_param(), hence remove the duplicated line
> of work. Meanwhile, removed the macro UFS_QCOM_LIMIT_HS_RATE as it is only
> used here.
> 
> Signed-off-by: Can Guo <quic_cang@...cinc.com>

Reviewed-by: Manivannan Sadhasivam <manivannan.sadhasivam@...aro.org>

- Mani

> ---
>  drivers/ufs/host/ufs-qcom.c | 1 -
>  drivers/ufs/host/ufs-qcom.h | 2 --
>  2 files changed, 3 deletions(-)
> 
> diff --git a/drivers/ufs/host/ufs-qcom.c b/drivers/ufs/host/ufs-qcom.c
> index aee66a3..cc30ad9 100644
> --- a/drivers/ufs/host/ufs-qcom.c
> +++ b/drivers/ufs/host/ufs-qcom.c
> @@ -909,7 +909,6 @@ static int ufs_qcom_pwr_change_notify(struct ufs_hba *hba,
>  	switch (status) {
>  	case PRE_CHANGE:
>  		ufshcd_init_host_param(&host_params);
> -		host_params.hs_rate = UFS_QCOM_LIMIT_HS_RATE;
>  
>  		/* This driver only supports symmetic gear setting i.e., hs_tx_gear == hs_rx_gear */
>  		host_params.hs_tx_gear = host_params.hs_rx_gear = ufs_qcom_get_hs_gear(hba);
> diff --git a/drivers/ufs/host/ufs-qcom.h b/drivers/ufs/host/ufs-qcom.h
> index 9950a00..82cd143 100644
> --- a/drivers/ufs/host/ufs-qcom.h
> +++ b/drivers/ufs/host/ufs-qcom.h
> @@ -27,8 +27,6 @@
>  #define SLOW 1
>  #define FAST 2
>  
> -#define UFS_QCOM_LIMIT_HS_RATE		PA_HS_MODE_B
> -
>  /* QCOM UFS host controller vendor specific registers */
>  enum {
>  	REG_UFS_SYS1CLK_1US                 = 0xC0,
> -- 
> 2.7.4
> 

-- 
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