[Mesa-dev] [PATCH] virgl: add initial shader_storage_buffer_object support. (v2)

Dave Airlie airlied at gmail.com
Mon Jul 23 11:17:42 UTC 2018


On 23 July 2018 at 17:28, Gert Wollny <gert.wollny at collabora.com> wrote:
> Am Montag, den 23.07.2018, 17:13 +1000 schrieb Dave Airlie:
>> On 23 July 2018 at 16:46, Gert Wollny <gert.wollny at collabora.com>
>> wrote:
>> > Am Montag, den 23.07.2018, 09:04 +1000 schrieb Dave Airlie:
>> > >
>> > > > > +   uint32_t max_shader_buffer = shader ==
>> > > > > PIPE_SHADER_FRAGMENT ?
>> > > > > +      rs->caps.caps.v2.max_shader_buffer_frag_compute :
>> > > >
>> > > > Shouldn't max_shader_buffer_frag_compute also be used for
>> > > > PIPE_SHADER_COMPUTE?
>> > >
>> > > virgl doesn't support compute shaders yet. Adding support for
>> > > them is
>> > > in the future patches.
>> >
>> > I somehow suspected this, but then one should probably explicitely
>> > return zero instead of returning max_shader_buffer_other_stages.
>>
>> You can never reach this point of code with shader set to
>> PIPE_SHADER_COMPUTE.
>>
>> The outer switch statement defaults to return 0 for compute shaders.
>
> I see, that was not visible in the patch, sorry for the noise.

Is that an r-b in disguise? :-)

Dave.


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