<html><head><meta http-equiv="Content-Type" content="text/html; charset=utf-8"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""><meta http-equiv="Content-Type" content="text/html; charset=utf-8" class=""><div style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">Hi, guys:<div class=""><span class="Apple-tab-span" style="white-space:pre"> </span>I’m a developer of FydeOS. We porting ChromiumOS to amd64 and arm platforms. Now, I’m woking on porting android environment to Nvidia graphic cards. I have experience to port android to Vmware(SVGA).</div><div class=""><span class="Apple-tab-span" style="white-space:pre"> </span>I found two display formats were not supported to display in nouveau driver: <span style="font-family: HelveticaNeue;" class="">PIPE_FORMAT_R8G8B8A8_UNORM, </span><font face="HelveticaNeue" class="">PIPE_FORMAT_R8G8B8X8_UNORM. Which are defined at nv50/nv50_formats.c line: 130,131.</font></div><div class=""><br class=""></div><div class=""><font face="HelveticaNeue" class="">C4(A, R8G8B8A8_UNORM, RGBA8_UNORM, R, G, B, A, UNORM, A8B8G8R8, IB),</font></div><div class=""><font face="HelveticaNeue" class="">F3(A, R8G8B8X8_UNORM, RGBX8_UNORM, R, G, B, xx, UNORM, A8B8G8R8, TB),</font></div><div class=""><font face="HelveticaNeue" class=""><br class=""></font></div><div class=""><span class="Apple-tab-span" style="white-space:pre"> </span>I want the last params to be “TD” or “ID” (support PIPE_BIND_DISPLAY_TARGET) , to support android. I modified these code, but got display issues and kernel issue:</div><div class=""><br class=""></div><div class=""><div class="">[ 93.313995] nouveau 0000:01:00.0: gr: DATA_ERROR 0000009c [] ch 5 [007f6c6000 RenderThread[5395]] subc 0 class a097 mthd 15f0 data 002c0014</div><div class="">[ 93.314082] nouveau 0000:01:00.0: gr: DATA_ERROR 0000009c [] ch 5 [007f6c6000 RenderThread[5395]] subc 0 class a097 mthd 15f0 data 002d0016</div><div class="">[ 93.314112] nouveau 0000:01:00.0: gr: DATA_ERROR 0000009c [] ch 5 [007f6c6000 RenderThread[5395]] subc 0 class a097 mthd 15f0 data 002d0018</div><div class="">[ 93.314215] nouveau 0000:01:00.0: gr: DATA_ERROR 0000009c [] ch 5 [007f6c6000 RenderThread[5395]] subc 0 class a097 mthd 15f0 data 002d001a</div><div class="">[ 93.314244] nouveau 0000:01:00.0: gr: DATA_ERROR 0000009c [] ch 5 [007f6c6000 RenderThread[5395]] subc 0 class a097 mthd 15f0 data 002d001c</div><div class="">[ 93.314272] nouveau 0000:01:00.0: gr: DATA_ERROR 0000009c [] ch 5 [007f6c6000 RenderThread[5395]] subc 0 class a097 mthd 15f0 data 002d001e</div><div class="">[ 93.314301] nouveau 0000:01:00.0: gr: DATA_ERROR 0000009c [] ch 5 [007f6c6000 RenderThread[5395]] subc 0 class a097 mthd 15f0 data 002e0020</div><div class="">[ 93.314325] nouveau 0000:01:00.0: gr: DATA_ERROR 0000009c [] ch 5 [007f6c6000 RenderThread[5395]] subc 0 class a097 mthd 15f0 data 002e0022</div></div><div class=""><br class=""></div><div class=""><span class="Apple-tab-span" style="white-space:pre"> </span>Any idea?</div><div class=""><br class=""></div><div class="">Best regards,</div><div class=""><br class=""></div><div class=""><span class="Apple-tab-span" style="white-space:pre"> </span>Yang Tsao</div></div></body></html>