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SubjectRe: [PATCH 1/3] phy: qcom-ufs: Remove stale methods that handle ref clk
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On 9/24/2018 10:53 PM, Bjorn Andersson wrote:
> On Tue 04 Sep 03:17 PDT 2018, Vivek Gautam wrote:
>
>> Remove ufs_qcom_phy_enable/(disable)_dev_ref_clk() that
>> are not being used by any code.
>>
>> Signed-off-by: Vivek Gautam <vivek.gautam@codeaurora.org>
> Thanks for the ping Vivek, I didn't spot these when you posted them.
>
> Reviewed-by: Bjorn Andersson <bjorn.andersson@linaro.org>

Thanks for reviewing the series, Bjorn.

Best regards
Vivek

>
> Regards,
> Bjorn
>
>> ---
>> drivers/phy/qualcomm/phy-qcom-ufs.c | 50 -------------------------------------
>> include/linux/phy/phy-qcom-ufs.h | 14 -----------
>> 2 files changed, 64 deletions(-)
>>
>> diff --git a/drivers/phy/qualcomm/phy-qcom-ufs.c b/drivers/phy/qualcomm/phy-qcom-ufs.c
>> index c5493ea51282..f2979ccad00a 100644
>> --- a/drivers/phy/qualcomm/phy-qcom-ufs.c
>> +++ b/drivers/phy/qualcomm/phy-qcom-ufs.c
>> @@ -431,56 +431,6 @@ static void ufs_qcom_phy_disable_ref_clk(struct ufs_qcom_phy *phy)
>> }
>> }
>>
>> -#define UFS_REF_CLK_EN (1 << 5)
>> -
>> -static void ufs_qcom_phy_dev_ref_clk_ctrl(struct phy *generic_phy, bool enable)
>> -{
>> - struct ufs_qcom_phy *phy = get_ufs_qcom_phy(generic_phy);
>> -
>> - if (phy->dev_ref_clk_ctrl_mmio &&
>> - (enable ^ phy->is_dev_ref_clk_enabled)) {
>> - u32 temp = readl_relaxed(phy->dev_ref_clk_ctrl_mmio);
>> -
>> - if (enable)
>> - temp |= UFS_REF_CLK_EN;
>> - else
>> - temp &= ~UFS_REF_CLK_EN;
>> -
>> - /*
>> - * If we are here to disable this clock immediately after
>> - * entering into hibern8, we need to make sure that device
>> - * ref_clk is active atleast 1us after the hibern8 enter.
>> - */
>> - if (!enable)
>> - udelay(1);
>> -
>> - writel_relaxed(temp, phy->dev_ref_clk_ctrl_mmio);
>> - /* ensure that ref_clk is enabled/disabled before we return */
>> - wmb();
>> - /*
>> - * If we call hibern8 exit after this, we need to make sure that
>> - * device ref_clk is stable for atleast 1us before the hibern8
>> - * exit command.
>> - */
>> - if (enable)
>> - udelay(1);
>> -
>> - phy->is_dev_ref_clk_enabled = enable;
>> - }
>> -}
>> -
>> -void ufs_qcom_phy_enable_dev_ref_clk(struct phy *generic_phy)
>> -{
>> - ufs_qcom_phy_dev_ref_clk_ctrl(generic_phy, true);
>> -}
>> -EXPORT_SYMBOL_GPL(ufs_qcom_phy_enable_dev_ref_clk);
>> -
>> -void ufs_qcom_phy_disable_dev_ref_clk(struct phy *generic_phy)
>> -{
>> - ufs_qcom_phy_dev_ref_clk_ctrl(generic_phy, false);
>> -}
>> -EXPORT_SYMBOL_GPL(ufs_qcom_phy_disable_dev_ref_clk);
>> -
>> /* Turn ON M-PHY RMMI interface clocks */
>> static int ufs_qcom_phy_enable_iface_clk(struct ufs_qcom_phy *phy)
>> {
>> diff --git a/include/linux/phy/phy-qcom-ufs.h b/include/linux/phy/phy-qcom-ufs.h
>> index 0a2c18a9771d..9dd85071bcce 100644
>> --- a/include/linux/phy/phy-qcom-ufs.h
>> +++ b/include/linux/phy/phy-qcom-ufs.h
>> @@ -17,20 +17,6 @@
>>
>> #include "phy.h"
>>
>> -/**
>> - * ufs_qcom_phy_enable_dev_ref_clk() - Enable the device
>> - * ref clock.
>> - * @phy: reference to a generic phy.
>> - */
>> -void ufs_qcom_phy_enable_dev_ref_clk(struct phy *phy);
>> -
>> -/**
>> - * ufs_qcom_phy_disable_dev_ref_clk() - Disable the device
>> - * ref clock.
>> - * @phy: reference to a generic phy.
>> - */
>> -void ufs_qcom_phy_disable_dev_ref_clk(struct phy *phy);
>> -
>> int ufs_qcom_phy_set_tx_lane_enable(struct phy *phy, u32 tx_lanes);
>> void ufs_qcom_phy_save_controller_version(struct phy *phy,
>> u8 major, u16 minor, u16 step);
>> --
>> QUALCOMM INDIA, on behalf of Qualcomm Innovation Center, Inc. is a member
>> of Code Aurora Forum, hosted by The Linux Foundation
>>

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