Re: [PATCH v2] cirrus-logic-framebuffer-i2c-support.patch

[Jean Delvare <khali@linux-fr.org>]

> > X has its own i2c functionality which is completely separate from the
> > kernel i2c layer.
> 
> Yes, but X11 could use I2C adapter functionality provided by the
> kernel.

Yes, it should. Now, go convince the X folks to do so...

In practice, I would guess that both X and the framebuffer drivers only
use the I2C/DDC channel to read the monitor's EDID at initialization
time, so the risk of concurrent accesses is thin.

Good luck,
-- 
Jean Delvare
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