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SubjectRe: Proposal for a low-level Linux display framework
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On Wed, Sep 21, 2011 at 8:01 AM, Tomi Valkeinen wrote:
> I don't know what MCS is.

MCS is manufacturer specific commands (Manufacturer Command Set).

> But DSI is just a bi-directional transfer
> protocol between the SoC and the peripheral, you can send arbitrary data
> over it.
>
> Normally the SoC composes a pixel stream using overlays and whatnot,
> which goes to the DSI hardware, which then serializes the data and sends
> it to the peripheral.
>
> But you can as well send any data, like commands, and the peripheral can
> respond with any relevant data.

Ok it makes sense now, and I see how it can get more complicated than SDVO.
A DSI lib is a good idea and interfaces for stuff like backlight and mechanisms
for queuing commands that need to go in during blanking.

Thanks for clearing it up
-Patrik


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