On Thu 2013-12-26 01:12:39, Ivaylo Dimitrov wrote:
> From: Ivaylo Dimitrov <freemangor...@abv.bg>
>
> On memory limited devices, CMA fails easily when asked to allocate big
> chunks of memory like framebuffer memory needed for video playback.
>
> Add boot parameter "omapfb_memsize" which allocates memory to be used
> as dma coherent memory, so dma_alloc_attrs won't hit CMA allocator when
> trying to allocate memory for the framebuffers
>
> Signed-off-by: Ivaylo Dimitrov <freemangor...@abv.bg>
Hmm, would it make sense to add a parameter to reserve certain ammount
of memory for CMA? omapfb is probably not the only user hitting
this...?
Pavel
--
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures)
http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majord...@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/
