From: "tushar.khandelwal@arm.com" <tushar.khandelwal@arm.com>
To: Sudeep Holla <sudeep.holla@arm.com>,
Jassi Brar <jassisinghbrar@gmail.com>
Cc: Morten Borup Petersen <morten_bp@live.dk>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
"tushar.2nov@gmail.com" <tushar.2nov@gmail.com>,
"nd@arm.com" <nd@arm.com>,
Morten Borup Petersen <morten.petersen@arm.com>,
Rob Herring <robh+dt@kernel.org>,
Mark Rutland <mark.rutland@arm.com>,
Devicetree List <devicetree@vger.kernel.org>
Subject: Re: [PATCH 1/4] mailbox: arm_mhuv2: add device tree binding documentation
Date: Wed, 14 Aug 2019 23:22:37 +0100 [thread overview]
Message-ID: <55dcfe02-8c2c-4f9a-b467-bcac0d6b0fd7@arm.com> (raw)
In-Reply-To: <20190814165133.GA8346@e107155-lin>
On 14/08/2019 17:51, Sudeep Holla wrote:
> On Wed, Aug 14, 2019 at 09:52:25AM -0500, Jassi Brar wrote:
>> On Wed, Aug 14, 2019 at 5:05 AM Sudeep Holla <sudeep.holla@arm.com> wrote:
>>>
>>> On Tue, Aug 13, 2019 at 11:36:56AM -0500, Jassi Brar wrote:
>>> [...]
>>>
>>>>>>>
>>>>>>> As mentioned in the response to your initial comment, the driver does
>>>>>>> not currently support mixing protocols.
>>>>>>>
>>>>>> Thanks for acknowledging that limitation. But lets also address it.
>>>>>>
>>>>>
>>>>> We are hesitant to dedicate time to developing mixing protocols given
>>>>> that we don't have any current usecase nor any current platform which
>>>>> would support this.
>>>>>
>>>> Can you please share the client code against which you tested this driver?
>>>> From my past experience, I realise it is much more efficient to tidyup
>>>> the code myself, than endlessly trying to explain the benefits.
>>>>
>>>
>>> Thanks for the patience and offer.
>>>
>> Ok, but the offer is to Morten for MHUv2 driver.
>>
>>> Can we try the same with MHUv1 and SCMI
>>> upstream driver.
>>>
>> MHUv1 driver is fine as it is.
>> I did try my best to keep you from messing the SCMI driver, without success
>> https://lkml.org/lkml/2017/8/7/924
>
> I disagree, you haven't told me how to address the usecase which I mentioned
> with the abstraction/multiplexer on top of MHU as you have been suggesting.
>
> I am sure MHUv2 will have the same usecase.
>
MHUv2 driver is addressing existing (door-bell) use case as well as new
(multi-word) use case using new IP features.
> --
> Regards,
> Sudeep
>
next prev parent reply other threads:[~2019-08-14 22:22 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20190717192616.1731-1-tushar.khandelwal@arm.com>
2019-07-17 19:26 ` [PATCH 1/4] mailbox: arm_mhuv2: add device tree binding documentation Tushar Khandelwal
2019-07-21 21:58 ` Jassi Brar
2019-07-25 5:49 ` Jassi Brar
2019-07-28 21:28 ` Morten Borup Petersen
2019-07-31 7:31 ` Jassi Brar
2019-08-02 10:41 ` Morten Borup Petersen
2019-08-13 16:36 ` Jassi Brar
2019-08-14 10:05 ` Sudeep Holla
2019-08-14 14:52 ` Jassi Brar
2019-08-14 16:51 ` Sudeep Holla
2019-08-14 22:22 ` tushar.khandelwal [this message]
2019-08-14 22:20 ` tushar.khandelwal
2019-08-02 10:53 ` Sudeep Holla
2019-08-07 11:11 ` Tushar Khandelwal
2019-07-28 21:27 ` Morten Borup Petersen
2019-08-02 10:59 ` Sudeep Holla
2019-08-07 11:17 ` Tushar Khandelwal
2019-08-07 11:32 ` Tushar K
2019-08-08 10:31 ` Morten Borup Petersen
2019-07-17 19:26 ` [PATCH 2/4] mailbox: arm_mhuv2: add arm mhuv2 driver Tushar Khandelwal
2019-07-17 19:26 ` [PATCH 3/4] mailbox: arm_mhuv2: add doorbell transport protocol operations Tushar Khandelwal
2019-07-17 19:26 ` [PATCH 4/4] mailbox: arm_mhuv2: add multi word " Tushar Khandelwal
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