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From: Stephen Boyd <swboyd@chromium.org>
To: Roja Rani Yarubandi <rojay@codeaurora.org>, wsa@kernel.org
Cc: dianders@chromium.org, saiprakash.ranjan@codeaurora.org,
	gregkh@linuxfoundation.org, mka@chromium.org,
	skananth@codeaurora.org, msavaliy@qti.qualcomm.com,
	skakit@codeaurora.org, rnayak@codeaurora.org, agross@kernel.org,
	bjorn.andersson@linaro.org, linux-arm-msm@vger.kernel.org,
	linux-i2c@vger.kernel.org, linux-kernel@vger.kernel.org,
	sumit.semwal@linaro.org, linux-media@vger.kernel.org
Subject: Re: [PATCH V11 2/2] i2c: i2c-qcom-geni: Suspend and resume the bus during SYSTEM_SLEEP_PM ops
Date: Tue, 25 May 2021 17:36:23 -0400	[thread overview]
Message-ID: <CAE-0n517a659m9MtrZUxUN-p_JGj6uCn1Z6zQvjwvYh=miNAeA@mail.gmail.com> (raw)
In-Reply-To: <20210525131051.31250-3-rojay@codeaurora.org>

Quoting Roja Rani Yarubandi (2021-05-25 06:10:51)
> Mark bus as suspended during system suspend to block the future
> transfers. Implement geni_i2c_resume_noirq() to resume the bus.

May also be worth noting that this causes some warnings on trogdor
boards because suspend ordering is incorrect and the bus is being
accessed after it is suspended. Unless that is all resolved?

>
> Fixes: 37692de5d523 ("i2c: i2c-qcom-geni: Add bus driver for the Qualcomm GENI I2C controller")
> Signed-off-by: Roja Rani Yarubandi <rojay@codeaurora.org>
> ---

Reviewed-by: Stephen Boyd <swboyd@chromium.org>

  reply	other threads:[~2021-05-25 21:36 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-05-25 13:10 [PATCH V11 0/2] Implement Shutdown callback for geni_i2c Roja Rani Yarubandi
2021-05-25 13:10 ` [PATCH V11 1/2] i2c: i2c-qcom-geni: Add shutdown callback for i2c Roja Rani Yarubandi
2021-05-25 21:34   ` Stephen Boyd
2021-05-28  8:11   ` Wolfram Sang
2021-05-31  5:24     ` rojay
2021-06-02  5:07     ` rojay
2021-06-04 20:33   ` Wolfram Sang
2021-05-25 13:10 ` [PATCH V11 2/2] i2c: i2c-qcom-geni: Suspend and resume the bus during SYSTEM_SLEEP_PM ops Roja Rani Yarubandi
2021-05-25 21:36   ` Stephen Boyd [this message]
2021-06-04 20:34   ` Wolfram Sang

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