linux-kernel - Re: [PATCH] clk: qcom: gcc-x1e80100: Fix halt

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Message-ID: <mmsorfdaef7xwmgrnx2fuqoqjqvjwdamea5uslvbdptr4c33tb@rjgsqk3jj6ln>
Date: Thu, 30 May 2024 20:04:18 +0300
From: Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
To: Abel Vesa <abel.vesa@...aro.org>
Cc: Bjorn Andersson <andersson@...nel.org>, 
	Michael Turquette <mturquette@...libre.com>, Stephen Boyd <sboyd@...nel.org>, 
	Rajendra Nayak <quic_rjendra@...cinc.com>, Bryan O'Donoghue <bryan.odonoghue@...aro.org>, 
	Konrad Dybcio <konrad.dybcio@...aro.org>, Sibi Sankar <quic_sibis@...cinc.com>, 
	linux-arm-msm@...r.kernel.org, linux-clk@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] clk: qcom: gcc-x1e80100: Fix halt_check for all 3 USB
 PHY pipe clocks

On Thu, May 30, 2024 at 07:48:44PM +0300, Abel Vesa wrote:
> Since the pipe clocks are fed by the QMP PHYs, they are not under the
> GCC control, therefore the halt bit might not get. This will lead to

Nit: might not get... set? cleared?

> the clock driver reporting the clock as stuck, but that is inaccurate.
> So instead of waiting for the halt bit to get set, just use the
> HALT_DELAY flag.
> 
> Fixes: 161b7c401f4b ("clk: qcom: Add Global Clock controller (GCC) driver for X1E80100")
> Signed-off-by: Abel Vesa <abel.vesa@...aro.org>
> ---
>  drivers/clk/qcom/gcc-x1e80100.c | 6 +++---
>  1 file changed, 3 insertions(+), 3 deletions(-)
> 

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


-- 
With best wishes
Dmitry