From: Vinod Koul <vkoul@kernel.org>
To: Bjorn Andersson <bjorn.andersson@linaro.org>
Cc: Michael Turquette <mturquette@baylibre.com>,
Stephen Boyd <sboyd@kernel.org>,
dmitry.baryshkov@linaro.org, linux-clk@vger.kernel.org,
linux-kernel@vger.kernel.org, linux-arm-msm@vger.kernel.org
Subject: Re: [PATCH 2/2] clk: qcom: sm8250-dispcc: Flag shared RCGs as assumed enable
Date: Tue, 7 Dec 2021 10:35:01 +0530 [thread overview]
Message-ID: <Ya7rfVuaqgTTJEoh@matsya> (raw)
In-Reply-To: <20211203035436.3505743-2-bjorn.andersson@linaro.org>
On 02-12-21, 19:54, Bjorn Andersson wrote:
> The state of the shared RCGs found in the SM8250 dispcc can't reliably
> be queried and hence doesn't implement the is_enabled() callback.
>
> Mark the shared RCGs as CLK_ASSUME_ENABLED_WHEN_UNUSED, to ensure that
> clk_disable_unused() will issue a disable and park the RCGs before it
> turns off the parent PLLs - which will lock up these RCGs in any system
> with continuous splash enabled.
Reviewed-by: Vinod Koul <vkoul@kernel.org>
--
~Vinod
next prev parent reply other threads:[~2021-12-07 5:05 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-12-03 3:54 [PATCH 1/2] clk: Introduce CLK_ASSUME_ENABLED_WHEN_UNUSED Bjorn Andersson
2021-12-03 3:54 ` [PATCH 2/2] clk: qcom: sm8250-dispcc: Flag shared RCGs as assumed enable Bjorn Andersson
2021-12-07 5:05 ` Vinod Koul [this message]
2021-12-07 5:04 ` [PATCH 1/2] clk: Introduce CLK_ASSUME_ENABLED_WHEN_UNUSED Vinod Koul
2021-12-09 8:56 ` Stephen Boyd
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