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SubjectRe: [RFC] regmap: Add regmap_pipe_read API
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On 17/06/16 09:05, Lars-Peter Clausen wrote:
> On 06/17/2016 09:04 AM, Crestez Dan Leonard wrote:
>> On 06/16/2016 06:43 PM, Geert Uytterhoeven wrote:
>>> Hi Leonard,
>>>
>>> On Thu, Jun 16, 2016 at 5:24 PM, Crestez Dan Leonard
>>> <leonard.crestez@intel.com> wrote:
>>>> The regmap API usually assumes that bulk read operations will read a
>>>> range of registers but some I2C/SPI devices have certain registers for
>>>> which a such a read operation will return data from an internal FIFO
>>>> instead. Add an explicit API to support bulk read with pipe rather than
>>>> range semantics.
>>>
>>> Please settle on either "fifo" or "pipe", instead of mixing both.
>>> Personally, I prefer the former.
>>
>> Well, it doesn't have to be a fifo. The device can return data from some
>> other kind of buffer (maybe a stack). I can adjust the documentation to
>> clarify.
>>
>> I considered naming it something like regmap_multi_read_one_reg or
>> something but regmap_pipe_read sounds reasonable and short.
>
> stream might be another option, but pipe is ok in my opinion.
>
I'm not fussy on naming, but definitely support having the functionality!

Jonathan

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