From: Subhash Jadavani <subhashj@codeaurora.org>
To: Vivek Gautam <vivek.gautam@codeaurora.org>
Cc: kishon@ti.com, martin.petersen@oracle.com,
linux-scsi@vger.kernel.org, linux-kernel@vger.kernel.org,
robh+dt@kernel.org, linux-arm-msm@vger.kernel.org,
bjorn.andersson@linaro.org, devicetree@vger.kernel.org,
jejb@linux.vnet.ibm.com, vinholikatti@gmail.com
Subject: Re: [PATCH 4/5] scsi/ufs: qcom: Set phy mode based on the controllers HS MODE
Date: Tue, 26 Sep 2017 15:44:16 -0700 [thread overview]
Message-ID: <99fc698fc93a05fc227d24a9ae15f183@codeaurora.org> (raw)
In-Reply-To: <1501829332-5183-5-git-send-email-vivek.gautam@codeaurora.org>
On 2017-08-03 23:48, Vivek Gautam wrote:
> Set the phy mode based on the UFS HS PA mode. This lets the
> controller let phy know the mode in which the PHY Adapter is
> running and set the phy rates accordingly.
>
> Signed-off-by: Vivek Gautam <vivek.gautam@codeaurora.org>
> ---
> drivers/scsi/ufs/ufs-qcom.c | 3 +++
> 1 file changed, 3 insertions(+)
>
> diff --git a/drivers/scsi/ufs/ufs-qcom.c b/drivers/scsi/ufs/ufs-qcom.c
> index c87d770b519a..44c21d5818ee 100644
> --- a/drivers/scsi/ufs/ufs-qcom.c
> +++ b/drivers/scsi/ufs/ufs-qcom.c
> @@ -273,6 +273,9 @@ static int ufs_qcom_power_up_sequence(struct
> ufs_hba *hba)
> bool is_rate_B = (UFS_QCOM_LIMIT_HS_RATE == PA_HS_MODE_B)
> ? true : false;
>
> + if (is_rate_B)
> + phy_set_mode(phy, PHY_MODE_UFS_HS_B);
> +
> /* Assert PHY reset and apply PHY calibration values */
> ufs_qcom_assert_reset(hba);
> /* provide 1ms delay to let the reset pulse propagate */
Looks good to me.
Reviewed-by: Subhash Jadavani <subhashj@codeaurora.org>
--
The Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum,
a Linux Foundation Collaborative Project
next prev parent reply other threads:[~2017-09-26 22:46 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-08-04 6:48 [PATCH 0/5] qcom-ufs: phy/hcd: Refactor phy initialization code Vivek Gautam
2017-08-04 6:48 ` [PATCH 1/5] dt-bindings: phy: Add PHY_TYPE_UFS definition Vivek Gautam
2017-08-04 6:48 ` [PATCH 2/5] phy: Add UFS PHY modes Vivek Gautam
2017-08-04 6:48 ` [PATCH 3/5] phy: qcom-ufs: Add support to set phy mode Vivek Gautam
2017-08-04 6:48 ` [PATCH 4/5] scsi/ufs: qcom: Set phy mode based on the controllers HS MODE Vivek Gautam
2017-09-26 22:44 ` Subhash Jadavani [this message]
2017-09-27 6:31 ` Vivek Gautam
2017-08-04 6:48 ` [PATCH 5/5] ufs/phy: qcom: Refactor to use phy_init call Vivek Gautam
2017-09-26 23:13 ` Subhash Jadavani
2017-09-27 6:21 ` Vivek Gautam
2017-08-08 12:09 ` [PATCH 0/5] qcom-ufs: phy/hcd: Refactor phy initialization code Kishon Vijay Abraham I
2017-08-08 15:50 ` Vivek Gautam
2017-08-09 5:48 ` Kishon Vijay Abraham I
2017-08-09 6:44 ` Vivek Gautam
2017-08-11 0:03 ` Martin K. Petersen
2017-08-11 7:12 ` Vivek Gautam
2017-08-14 5:17 ` Asutosh Das (asd)
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