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From: bbhatt@codeaurora.org
To: Jeffrey Hugo <jhugo@codeaurora.org>
Cc: manivannan.sadhasivam@linaro.org, linux-arm-msm@vger.kernel.org,
	hemantk@codeaurora.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH v3 2/7] bus: mhi: core: Introduce independent voting mechanism
Date: Wed, 20 May 2020 11:43:03 -0700	[thread overview]
Message-ID: <574a4fe915f86608b59f10577eb960e9@codeaurora.org> (raw)
In-Reply-To: <a12e693d-a8bb-3ecf-e799-c46de7429b5d@codeaurora.org>

On 2020-05-20 09:54, Jeffrey Hugo wrote:
> On 5/18/2020 2:03 PM, Bhaumik Bhatt wrote:
>> Allow independent votes from clients such that they can choose to vote
>> for either the device or the bus or both. This helps in cases where 
>> the
>> device supports autonomous low power mode wherein it can move to M2
>> state without the need to notify the host. Clients can also vote only 
>> to
>> keep the underlying bus active without having the device in M0 state 
>> to
>> support offload use cases.
>> 
>> Signed-off-by: Bhaumik Bhatt <bbhatt@codeaurora.org>
>> ---
> 
> I wonder, why doesn't this fit with runtimePM?
Hi Jeff,

Can you elaborate?

In short, with this patch, MHI just wants to give controller the option 
to
choose the vote type so we can implement autonomous low power mode 
entries
on both host and device.

Let us know if you need some more information.

Thanks,
Bhaumik

  reply	other threads:[~2020-05-20 18:43 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-05-18 20:03 [PATCH v3 0/7] Introduce features and debugfs/sysfs entries for MHI Bhaumik Bhatt
2020-05-18 20:03 ` [PATCH v3 1/7] bus: mhi: core: Abort suspends due to outgoing pending packets Bhaumik Bhatt
2020-05-20 16:48   ` Jeffrey Hugo
2020-05-18 20:03 ` [PATCH v3 2/7] bus: mhi: core: Introduce independent voting mechanism Bhaumik Bhatt
2020-05-20 16:54   ` Jeffrey Hugo
2020-05-20 18:43     ` bbhatt [this message]
2020-05-20 19:06       ` Jeffrey Hugo
2020-05-20 19:44         ` bbhatt
2020-05-20 20:41           ` Jeffrey Hugo
2020-05-18 20:03 ` [PATCH v3 3/7] bus: mhi: core: Use generic name field for an MHI device Bhaumik Bhatt
2020-05-18 20:03 ` [PATCH v3 4/7] bus: mhi: core: Introduce helper function to check device state Bhaumik Bhatt
2020-05-18 20:03 ` [PATCH v3 5/7] bus: mhi: core: Introduce debugfs entries and counters for MHI Bhaumik Bhatt
2020-05-25  6:35   ` Greg KH
2020-05-18 20:04 ` [PATCH v3 6/7] bus: mhi: core: Read and save device hardware information from BHI Bhaumik Bhatt
2020-05-18 20:04 ` [PATCH v3 7/7] bus: mhi: core: Introduce sysfs entries for MHI Bhaumik Bhatt
2020-05-21 13:23 ` [PATCH v3 0/7] Introduce features and debugfs/sysfs " Manivannan Sadhasivam
2020-05-21 15:32   ` Manivannan Sadhasivam
2020-05-21 19:33   ` bbhatt

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