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From: "Alim Akhtar" <alim.akhtar@samsung.com>
To: "'Ram Kumar Dwivedi'" <quic_rdwivedi@quicinc.com>,
	<avri.altman@wdc.com>, <bvanassche@acm.org>, <robh@kernel.org>,
	<krzk+dt@kernel.org>, <conor+dt@kernel.org>, <mani@kernel.org>,
	<James.Bottomley@HansenPartnership.com>,
	<martin.petersen@oracle.com>
Cc: <linux-scsi@vger.kernel.org>, <devicetree@vger.kernel.org>,
	<linux-kernel@vger.kernel.org>, <linux-arm-msm@vger.kernel.org>
Subject: RE: [PATCH V5 2/4] ufs: ufs-qcom: Remove redundant re-assignment to hs_rate
Date: Wed, 3 Sep 2025 10:23:25 +0530	[thread overview]
Message-ID: <3a9201dc1c8e$affa1c10$0fee5430$@samsung.com> (raw)
In-Reply-To: <20250902164900.21685-3-quic_rdwivedi@quicinc.com>



> -----Original Message-----
> From: Ram Kumar Dwivedi <quic_rdwivedi@quicinc.com>
> Sent: Tuesday, September 2, 2025 10:19 PM
> To: alim.akhtar@samsung.com; avri.altman@wdc.com;
> bvanassche@acm.org; robh@kernel.org; krzk+dt@kernel.org;
> conor+dt@kernel.org; mani@kernel.org;
> James.Bottomley@HansenPartnership.com; martin.petersen@oracle.com
> Cc: linux-scsi@vger.kernel.org; devicetree@vger.kernel.org; linux-
> kernel@vger.kernel.org; linux-arm-msm@vger.kernel.org
> Subject: [PATCH V5 2/4] ufs: ufs-qcom: Remove redundant re-assignment to
> hs_rate
> 
> Remove the redundant else block that assigns PA_HS_MODE_B to hs_rate,
> as it is already assigned in ufshcd_init_host_params(). This avoids
> unnecessary reassignment and prevents overwriting hs_rate when it is
> explicitly set to a different value.
> 
> Signed-off-by: Ram Kumar Dwivedi <quic_rdwivedi@quicinc.com>
> ---
Better to send non-dependent patches separately.

Feel free to add:
Reviewed-by: Alim Akhtar <alim.akhtar@samsung.com>  

>  drivers/ufs/host/ufs-qcom.c | 8 ++------
>  1 file changed, 2 insertions(+), 6 deletions(-)
> 
> diff --git a/drivers/ufs/host/ufs-qcom.c b/drivers/ufs/host/ufs-qcom.c
index
> 9574fdc2bb0f..1a93351fb70e 100644
> --- a/drivers/ufs/host/ufs-qcom.c
> +++ b/drivers/ufs/host/ufs-qcom.c
> @@ -494,12 +494,8 @@ static int ufs_qcom_power_up_sequence(struct
> ufs_hba *hba)
>  	 * If the HS-G5 PHY gear is used, update host_params->hs_rate to
> Rate-A,
>  	 * so that the subsequent power mode change shall stick to Rate-A.
>  	 */
> -	if (host->hw_ver.major == 0x5) {
> -		if (host->phy_gear == UFS_HS_G5)
> -			host_params->hs_rate = PA_HS_MODE_A;
> -		else
> -			host_params->hs_rate = PA_HS_MODE_B;
> -	}
> +	if (host->hw_ver.major == 0x5 && host->phy_gear == UFS_HS_G5)
> +		host_params->hs_rate = PA_HS_MODE_A;
> 
>  	mode = host_params->hs_rate == PA_HS_MODE_B ?
> PHY_MODE_UFS_HS_B : PHY_MODE_UFS_HS_A;
> 
> --
> 2.50.1



  reply	other threads:[~2025-09-03  4:53 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <CGME20250902164927epcas5p459352c28c0d5c5a4c04bd88345a049f0@epcas5p4.samsung.com>
2025-09-02 16:48 ` [PATCH V5 0/4] Add DT-based gear and rate limiting support Ram Kumar Dwivedi
2025-09-02 16:48   ` [PATCH V5 1/4] ufs: dt-bindings: Document gear and rate limit properties Ram Kumar Dwivedi
2025-09-03  6:44     ` Krzysztof Kozlowski
2025-09-09 14:58       ` Ram Kumar Dwivedi
2025-09-12 15:44         ` Ram Kumar Dwivedi
2025-09-17 14:09           ` Ram Kumar Dwivedi
2025-09-02 16:48   ` [PATCH V5 2/4] ufs: ufs-qcom: Remove redundant re-assignment to hs_rate Ram Kumar Dwivedi
2025-09-03  4:53     ` Alim Akhtar [this message]
2025-09-17 14:29       ` Ram Kumar Dwivedi
2025-09-02 16:48   ` [PATCH V5 3/4] ufs: pltfrm: Allow limiting HS gear and rate via DT Ram Kumar Dwivedi
2025-09-03  4:28     ` Alim Akhtar
2025-09-17 14:14       ` Ram Kumar Dwivedi
2025-09-02 16:49   ` [PATCH V5 4/4] ufs: ufs-qcom: Add support for limiting HS gear and rate Ram Kumar Dwivedi
2025-09-03  4:48   ` [PATCH V5 0/4] Add DT-based gear and rate limiting support Alim Akhtar
2025-09-17 14:19     ` Ram Kumar Dwivedi

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