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Subject: Re: [PATCH v3 1/6] bus: mhi: core: Make sure to powerdown if
 mhi_sync_power_up fails
To:     Jeffrey Hugo <jhugo@codeaurora.org>,
        manivannan.sadhasivam@linaro.org
Cc:     bbhatt@codeaurora.org, linux-arm-msm@vger.kernel.org,
        linux-kernel@vger.kernel.org
References: <1588003153-13139-1-git-send-email-jhugo@codeaurora.org>
 <1588003153-13139-2-git-send-email-jhugo@codeaurora.org>
From:   Hemant Kumar <hemantk@codeaurora.org>
Message-ID: <330fe8ab-5ae3-12f1-0298-0c18bfc7ace9@codeaurora.org>
Date:   Tue, 28 Apr 2020 11:52:34 -0700
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On 4/27/20 8:59 AM, Jeffrey Hugo wrote:
> Powerdown is necessary if mhi_sync_power_up fails due to a timeout, to
> clean up the resources.  Otherwise a BUG could be triggered when
> attempting to clean up MSIs because the IRQ is still active from a
> request_irq().
> 
> Signed-off-by: Jeffrey Hugo <jhugo@codeaurora.org>
> ---
Reviewed-by: Hemant Kumar <hemantk@codeaurora.org>


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