linux-kernel - Re: [PATCH 38/43] phy: qcom-qmp-pcie: drop pipe clock lane suffix

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Date:   Tue, 5 Jul 2022 14:13:04 +0300
From:   Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
To:     Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>,
        Johan Hovold <johan+linaro@...nel.org>,
        Vinod Koul <vkoul@...nel.org>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>
Cc:     Andy Gross <agross@...nel.org>,
        Bjorn Andersson <bjorn.andersson@...aro.org>,
        Kishon Vijay Abraham I <kishon@...com>,
        linux-arm-msm@...r.kernel.org, linux-phy@...ts.infradead.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 38/43] phy: qcom-qmp-pcie: drop pipe clock lane suffix

On 05/07/2022 13:20, Krzysztof Kozlowski wrote:
> On 05/07/2022 11:42, Johan Hovold wrote:
>> The pipe clock is defined in the "lane" node so there's no need to keep
>> adding a redundant lane-number suffix to the clock name.
>>
>> Drop the lane suffix from the pipe clock name, but continue supporting
>> the legacy name as a fall back.
>>
>> Signed-off-by: Johan Hovold <johan+linaro@...nel.org>
>> ---
>>   drivers/phy/qualcomm/phy-qcom-qmp-pcie.c | 8 ++++++--
>>   1 file changed, 6 insertions(+), 2 deletions(-)
>>
>> diff --git a/drivers/phy/qualcomm/phy-qcom-qmp-pcie.c b/drivers/phy/qualcomm/phy-qcom-qmp-pcie.c
>> index 385ea3d8de08..254ad25591b9 100644
>> --- a/drivers/phy/qualcomm/phy-qcom-qmp-pcie.c
>> +++ b/drivers/phy/qualcomm/phy-qcom-qmp-pcie.c
>> @@ -2210,8 +2210,12 @@ int qcom_qmp_phy_pcie_create(struct device *dev, struct device_node *np, int id,
>>   	if (!qphy->pcs_misc)
>>   		dev_vdbg(dev, "PHY pcs_misc-reg not used\n");
>>   
>> -	snprintf(prop_name, sizeof(prop_name), "pipe%d", id);
>> -	qphy->pipe_clk = devm_get_clk_from_child(dev, np, prop_name);
>> +	qphy->pipe_clk = devm_get_clk_from_child(dev, np, "pipe");
> 
> Just get first clock and no need for handling any deprecation.

If I got it correctly, passing NULL instead of the name would do the trick.

-- 
With best wishes
Dmitry