[Mesa-dev] [PATCH 0/4] RadeonSI: Upload constants to VRAM via SDMA

Marek Olšák maraeo at gmail.com
Tue Feb 26 06:36:16 UTC 2019 

We need to extend the CS ioctl to allow submitting 2 command buffers at the
same time.

Marek

On Mon, Feb 25, 2019, 10:06 PM Dieter Nützel <Dieter at nuetzel-hh.de> wrote:

> Hello Marek,
>
> you wrote with your series sent:
>
> [-]
> Trivial benchmarks such as glxgears can expect 20% decrease
> in performance due to the added cost of the SDMA CS ioctl that wasn't
> there before.
> [-]
>
> Any ideas to speed this up, again?
> glmark2 went from 9766 (best ever) down to 7455 (all with NIR).
> Or are micro benchmarks not worth more effort?
>
> Dieter
>
> SDMA
> =======================================================
>      glmark2 2017.07
> =======================================================
>      OpenGL Information
>      GL_VENDOR:     X.Org
>      GL_RENDERER:   Radeon RX 580 Series (POLARIS10, DRM 3.30.0,
> 5.0.0-rc1-1.g7262353-default+, LLVM 9.0.0)
>      GL_VERSION:    4.5 (Compatibility Profile) Mesa 19.1.0-devel
> (git-a9b32aaa16)
> =======================================================
> [build] use-vbo=false: FPS: 3694 FrameTime: 0.271 ms
> [build] use-vbo=true: FPS: 9341 FrameTime: 0.107 ms
> [texture] texture-filter=nearest: FPS: 9140 FrameTime: 0.109 ms
> [texture] texture-filter=linear: FPS: 9163 FrameTime: 0.109 ms
> [texture] texture-filter=mipmap: FPS: 9161 FrameTime: 0.109 ms
> [shading] shading=gouraud: FPS: 9234 FrameTime: 0.108 ms
> [shading] shading=blinn-phong-inf: FPS: 9255 FrameTime: 0.108 ms
> [shading] shading=phong: FPS: 9226 FrameTime: 0.108 ms
> [shading] shading=cel: FPS: 9310 FrameTime: 0.107 ms
> [bump] bump-render=high-poly: FPS: 9298 FrameTime: 0.108 ms
> [bump] bump-render=normals: FPS: 9121 FrameTime: 0.110 ms
> [bump] bump-render=height: FPS: 9120 FrameTime: 0.110 ms
> libpng warning: iCCP: known incorrect sRGB profile
> [effect2d] kernel=0,1,0;1,-4,1;0,1,0;: FPS: 9858 FrameTime: 0.101 ms
> libpng warning: iCCP: known incorrect sRGB profile
> [effect2d] kernel=1,1,1,1,1;1,1,1,1,1;1,1,1,1,1;: FPS: 9854 FrameTime:
> 0.101 ms
> [pulsar] light=false:quads=5:texture=false: FPS: 8468 FrameTime: 0.118
> ms
> libpng warning: iCCP: known incorrect sRGB profile
> [desktop] blur-radius=5:effect=blur:passes=1:separable=true:windows=4:
> FPS: 5181 FrameTime: 0.193 ms
> libpng warning: iCCP: known incorrect sRGB profile
> [desktop] effect=shadow:windows=4: FPS: 5374 FrameTime: 0.186 ms
> [buffer]
> columns=200:interleave=false:update-dispersion=0.9:update-fraction=0.5:update-method=map:
>
> FPS: 824 FrameTime: 1.214 ms
> [buffer]
> columns=200:interleave=false:update-dispersion=0.9:update-fraction=0.5:update-method=subdata:
>
> FPS: 1114 FrameTime: 0.898 ms
> [buffer]
> columns=200:interleave=true:update-dispersion=0.9:update-fraction=0.5:update-method=map:
>
> FPS: 899 FrameTime: 1.112 ms
> [ideas] speed=duration: FPS: 3485 FrameTime: 0.287 ms
> [jellyfish] <default>: FPS: 7992 FrameTime: 0.125 ms
> [terrain] <default>: FPS: 1796 FrameTime: 0.557 ms
> [shadow] <default>: FPS: 7350 FrameTime: 0.136 ms
> [refract] <default>: FPS: 3595 FrameTime: 0.278 ms
> [conditionals] fragment-steps=0:vertex-steps=0: FPS: 9401 FrameTime:
> 0.106 ms
> [conditionals] fragment-steps=5:vertex-steps=0: FPS: 9413 FrameTime:
> 0.106 ms
> [conditionals] fragment-steps=0:vertex-steps=5: FPS: 9417 FrameTime:
> 0.106 ms
> [function] fragment-complexity=low:fragment-steps=5: FPS: 9365
> FrameTime: 0.107 ms
> [function] fragment-complexity=medium:fragment-steps=5: FPS: 9451
> FrameTime: 0.106 ms
> [loop] fragment-loop=false:fragment-steps=5:vertex-steps=5: FPS: 9300
> FrameTime: 0.108 ms
> [loop] fragment-steps=5:fragment-uniform=false:vertex-steps=5: FPS: 9440
> FrameTime: 0.106 ms
> [loop] fragment-steps=5:fragment-uniform=true:vertex-steps=5: FPS: 9392
> FrameTime: 0.106 ms
> =======================================================
>                                    glmark2 Score: 7455
> =======================================================
>
>
> Before
> =======================================================
>      glmark2 2017.07
> =======================================================
>      OpenGL Information
>      GL_VENDOR:     X.Org
>      GL_RENDERER:   Radeon RX 580 Series (POLARIS10, DRM 3.27.0,
> 4.20.0-rc3-1.g7262353-default+, LLVM 8.0.0)
>      GL_VERSION:    4.5 (Compatibility Profile) Mesa 19.0.0-devel
> (git-c49b3df3cb)
> =======================================================
> [build] use-vbo=false: FPS: 3373 FrameTime: 0.296 ms
> [build] use-vbo=true: FPS: 13121 FrameTime: 0.076 ms
> [texture] texture-filter=nearest: FPS: 12172 FrameTime: 0.082 ms
> [texture] texture-filter=linear: FPS: 12557 FrameTime: 0.080 ms
> [texture] texture-filter=mipmap: FPS: 12228 FrameTime: 0.082 ms
> [shading] shading=gouraud: FPS: 12536 FrameTime: 0.080 ms
> [shading] shading=blinn-phong-inf: FPS: 12782 FrameTime: 0.078 ms
> [shading] shading=phong: FPS: 12619 FrameTime: 0.079 ms
> [shading] shading=cel: FPS: 12735 FrameTime: 0.079 ms
> [bump] bump-render=high-poly: FPS: 11412 FrameTime: 0.088 ms
> [bump] bump-render=normals: FPS: 12467 FrameTime: 0.080 ms
> [bump] bump-render=height: FPS: 12422 FrameTime: 0.081 ms
> libpng warning: iCCP: known incorrect sRGB profile
> [effect2d] kernel=0,1,0;1,-4,1;0,1,0;: FPS: 13252 FrameTime: 0.075 ms
> libpng warning: iCCP: known incorrect sRGB profile
> [effect2d] kernel=1,1,1,1,1;1,1,1,1,1;1,1,1,1,1;: FPS: 11468 FrameTime:
> 0.087 ms
> [pulsar] light=false:quads=5:texture=false: FPS: 11385 FrameTime: 0.088
> ms
> libpng warning: iCCP: known incorrect sRGB profile
> [desktop] blur-radius=5:effect=blur:passes=1:separable=true:windows=4:
> FPS: 5609 FrameTime: 0.178 ms
> libpng warning: iCCP: known incorrect sRGB profile
> [desktop] effect=shadow:windows=4: FPS: 5944 FrameTime: 0.168 ms
> [buffer]
> columns=200:interleave=false:update-dispersion=0.9:update-fraction=0.5:update-method=map:
>
> FPS: 837 FrameTime: 1.195 ms
> [buffer]
> columns=200:interleave=false:update-dispersion=0.9:update-fraction=0.5:update-method=subdata:
>
> FPS: 1153 FrameTime: 0.867 ms
> [buffer]
> columns=200:interleave=true:update-dispersion=0.9:update-fraction=0.5:update-method=map:
>
> FPS: 925 FrameTime: 1.081 ms
> [ideas] speed=duration: FPS: 3042 FrameTime: 0.329 ms
> [jellyfish] <default>: FPS: 10209 FrameTime: 0.098 ms
> [terrain] <default>: FPS: 1791 FrameTime: 0.558 ms
> [shadow] <default>: FPS: 9248 FrameTime: 0.108 ms
> [refract] <default>: FPS: 3502 FrameTime: 0.286 ms
> [conditionals] fragment-steps=0:vertex-steps=0: FPS: 13061 FrameTime:
> 0.077 ms
> [conditionals] fragment-steps=5:vertex-steps=0: FPS: 13225 FrameTime:
> 0.076 ms
> [conditionals] fragment-steps=0:vertex-steps=5: FPS: 12882 FrameTime:
> 0.078 ms
> [function] fragment-complexity=low:fragment-steps=5: FPS: 12806
> FrameTime: 0.078 ms
> [function] fragment-complexity=medium:fragment-steps=5: FPS: 12936
> FrameTime: 0.077 ms
> [loop] fragment-loop=false:fragment-steps=5:vertex-steps=5: FPS: 12954
> FrameTime: 0.077 ms
> [loop] fragment-steps=5:fragment-uniform=false:vertex-steps=5: FPS:
> 12788 FrameTime: 0.078 ms
> [loop] fragment-steps=5:fragment-uniform=true:vertex-steps=5: FPS: 12846
> FrameTime: 0.078 ms
> =======================================================
>                                    glmark2 Score: 9766
> =======================================================
>
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <https://lists.freedesktop.org/archives/mesa-dev/attachments/20190226/b552605d/attachment-0001.html>

More information about the mesa-dev mailing list