linux-kernel - Re: [PATCH V3 3/8] clk: qcom: clk-alpha-pll: Fix zonda set

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Message-ID: <atzeh566yjeyrpr4dk4ogqmz366llenbp4i7z6tolarxfhifzr@p3mrhn4sr7ek>
Date: Wed, 31 Jul 2024 16:14:03 +0300
From: Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
To: Satya Priya Kakitapalli <quic_skakitap@...cinc.com>
Cc: Bjorn Andersson <andersson@...nel.org>, 
	Konrad Dybcio <konrad.dybcio@...aro.org>, Michael Turquette <mturquette@...libre.com>, 
	Stephen Boyd <sboyd@...nel.org>, Abhishek Sahu <absahu@...eaurora.org>, 
	Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>, 
	Conor Dooley <conor+dt@...nel.org>, Stephen Boyd <sboyd@...eaurora.org>, 
	linux-arm-msm@...r.kernel.org, linux-clk@...r.kernel.org, linux-kernel@...r.kernel.org, 
	devicetree@...r.kernel.org, Ajit Pandey <quic_ajipan@...cinc.com>, 
	Imran Shaik <quic_imrashai@...cinc.com>, Taniya Das <quic_tdas@...cinc.com>, 
	Jagadeesh Kona <quic_jkona@...cinc.com>, stable@...r.kernel.org, 
	Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>, Bryan O'Donoghue <bryan.odonoghue@...aro.org>
Subject: Re: [PATCH V3 3/8] clk: qcom: clk-alpha-pll: Fix zonda set_rate
 failure when PLL is disabled

On Wed, Jul 31, 2024 at 11:59:11AM GMT, Satya Priya Kakitapalli wrote:
> Currently, clk_zonda_pll_set_rate polls for the PLL to lock even if the
> PLL is disabled. However, if the PLL is disabled then LOCK_DET will
> never assert and we'll return an error. There is no reason to poll
> LOCK_DET if the PLL is already disabled, so skip polling in this case.
> 
> Fixes: f21b6bfecc27 ("clk: qcom: clk-alpha-pll: add support for zonda pll")
> Cc: stable@...r.kernel.org
> Signed-off-by: Satya Priya Kakitapalli <quic_skakitap@...cinc.com>
> ---
>  drivers/clk/qcom/clk-alpha-pll.c | 3 +++
>  1 file changed, 3 insertions(+)
> 

Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@...aro.org>


-- 
With best wishes
Dmitry