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From: Stephen Boyd <sboyd@kernel.org>
To: Georgi Djakov <quic_c_gdjako@quicinc.com>,
	andersson@kernel.org, quic_mdtipton@quicinc.com,
	quic_viveka@quicinc.com
Cc: mturquette@baylibre.com, linux-arm-msm@vger.kernel.org,
	linux-clk@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] clk: qcom: gdsc: Add a flag to skip setting power collapse bits
Date: Fri, 16 Aug 2024 14:48:21 -0700	[thread overview]
Message-ID: <496d7baf4c0e7e83c54f57edf789eafc.sboyd@kernel.org> (raw)
In-Reply-To: <20240813120015.3242787-1-quic_c_gdjako@quicinc.com>

Quoting Georgi Djakov (2024-08-13 05:00:15)
> The sdm845 platforms have a hardware issue that requires keeping
> some of the MMNOC GDSCs in SW collapse mode (which is the power-on
> default). But if some driver tries to use these GDSCs and the mode
> is updated because of runtime pm calls, we may get a board hang.
> Introduce a flag to skip any updates to the power collapse settings
> for the impacted GDSCs to avoid unexpected board hangs.

Can you add a Fixes tag? And does this need to go to stable kernels?

  reply	other threads:[~2024-08-16 21:48 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-08-13 12:00 Georgi Djakov
2024-08-16 21:48 ` Stephen Boyd [this message]
2024-08-23 23:13   ` Georgi Djakov
2024-08-27  1:42 ` Mike Tipton

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