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SubjectRe: [PATCH 1/8] mailbox: introduce ARM SMC based mailbox
On Mon, Jul 24, 2017 at 11:08 PM, Sudeep Holla <sudeep.holla@arm.com> wrote:
> On 24/07/17 18:20, Jassi Brar wrote:

>>
>>> I see that the SCPI firmware driver (as the user of the mailbox API) is
>>> expecting the return value from a0 as returned above, translating the
>>> firmware error codes into Linux' ones.
>>>
>> I am afraid, SCPI driver is not the golden example for client drivers
>> to follow. It is supposed to work only with MHU, and then, it is
>> likely to break if some other protocol is running parallel to it.
>>
>
> Not sure why do you say it works only with ARM MHU ? AmLogic uses it
> with their mailbox driver. However they followed an interim version of
> the SCPI spec which is termed "legacy" in the driver.
>
Screw coding... Just tell me what stuff do you smoke? Must be really good!

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