[Mesa-dev] [PATCH 17/26] gallium/radeon: disable CMASK on handle export if sharing doesn't allow it

[Marek Olšák]

On Tue, Mar 8, 2016 at 4:41 AM, Michel Dänzer <michel at daenzer.net> wrote:
> On 03.03.2016 01:36, Marek Olšák wrote:
>> From: Marek Olšák <marek.olsak at amd.com>
>>
>> The disabling of CMASK is simple, but notifying all contexts about it is not:
>> - The screen must have a list of all contexts.
>> - Each context must have a monotonic counter that is incremented only when
>>   the screen wants to re-emit framebuffer states.
>> - Each context must check in draw_vbo if the counter has been changed and
>>   re-emit the framebuffer state accordingly.
>
> The list seems a bit overkill. How about having dirty_fb_counter in the
> screen and last_dirty_fb_counter in the context, incrementing the former
> in r600_dirty_all_framebuffer_states and emitting the framebuffer state
> if the two counters don't match?

Thanks. The updated patch is attached. Please review.

Marek
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