<html> <head> <base href="https://bugs.freedesktop.org/" /> </head> <body> <div> <a class="bz_bug_link bz_status_NEW " title="NEW --- - UVD microcode fails to load on HD 8970M (Neptune XT -- PITCAIRN)" href="https://bugs.freedesktop.org/show_bug.cgi?id=77244#c6">Comment # 6</a> on <a class="bz_bug_link bz_status_NEW " title="NEW --- - UVD microcode fails to load on HD 8970M (Neptune XT -- PITCAIRN)" href="https://bugs.freedesktop.org/show_bug.cgi?id=77244">bug 77244</a> from <a class="email" href="mailto:rakothedin@gmail.com" title="Hohahiu <rakothedin@gmail.com>"> Hohahiu</a> <pre>(In reply to <a href="show_bug.cgi?id=77244#c0">comment #0</a>) > Created <a href="attachment.cgi?id=97143" name="attach_97143" title="Linux kernel log">attachment 97143</a> <a href="attachment.cgi?id=97143&action=edit" title="Linux kernel log">[details]</a> > Linux kernel log > > I have a Clevo P150SM based laptop with an Intel HD 4600 iGPU and an AMD > Radeon HD 8970M dGPU. I receive the following errors when the Radeon > DRI/DRM implementation attempts to initialize the card: > > [ 65.525470] [drm:uvd_v1_0_start] *ERROR* UVD not responding, trying to > reset the VCPU!!! > [ 66.537637] [drm:uvd_v1_0_start] *ERROR* UVD not responding, trying to > reset the VCPU!!! > [ 67.549797] [drm:uvd_v1_0_start] *ERROR* UVD not responding, trying to > reset the VCPU!!! > [ 68.561967] [drm:uvd_v1_0_start] *ERROR* UVD not responding, trying to > reset the VCPU!!! > [ 69.574142] [drm:uvd_v1_0_start] *ERROR* UVD not responding, trying to > reset the VCPU!!! > [ 70.586334] [drm:uvd_v1_0_start] *ERROR* UVD not responding, trying to > reset the VCPU!!! > [ 71.598533] [drm:uvd_v1_0_start] *ERROR* UVD not responding, trying to > reset the VCPU!!! > [ 72.610705] [drm:uvd_v1_0_start] *ERROR* UVD not responding, trying to > reset the VCPU!!! > [ 73.622877] [drm:uvd_v1_0_start] *ERROR* UVD not responding, trying to > reset the VCPU!!! > [ 74.635068] [drm:uvd_v1_0_start] *ERROR* UVD not responding, trying to > reset the VCPU!!! > [ 74.654938] [drm:uvd_v1_0_start] *ERROR* UVD not responding, giving up!!! > [ 74.654955] [drm:si_startup] *ERROR* radeon: failed initializing UVD (-1). > > > This appears to happen on video mode changes or vtty changes, I'm not > quite sure really what triggers it other than initial loading. When it > does occur, the system appears to hang for a short time (15 seconds or > so) while the dGPU is active, and then "comes back" after the dGPU is > disabled. The Clevo P150SM has an LED showing the dGPU power state, > and debugfs/vgaswitcheroo seems to corroborate this. > > I'm also experiencing issues with PRIME (and e.g. xserver seg-faults when > building from source to try new code), but this issue exists out of the box > on Debian Sid, and seems to persist even with newer Mesa and DRM. I have a > bug report for the PRIME/hybrid graphics issue as well, and it may end up > that these are related: <a class="bz_bug_link bz_status_REOPENED " title="REOPENED --- - PRIME/Hybrid graphics render offload issues with gen7" href="show_bug.cgi?id=77094">https://bugs.freedesktop.org/show_bug.cgi?id=77094</a> > > Finally, this bug looks similar to mine, though I am not messing with PRIME > (at least explicitly; no xrandr --setprovider* calls and no DRI_PRIME env. > var. is set): <a class="bz_bug_link bz_status_NEW " title="NEW --- - UVD initialization fails while dGPU is powered on by DRI_PRIME" href="show_bug.cgi?id=75234">https://bugs.freedesktop.org/show_bug.cgi?id=75234</a> It is definitely the duplicate of this bug <a class="bz_bug_link bz_status_NEW " title="NEW --- - UVD initialization fails while dGPU is powered on by DRI_PRIME" href="show_bug.cgi?id=75234">https://bugs.freedesktop.org/show_bug.cgi?id=75234</a> . These error messages appear even without using dGPU just after its initialization. And firmware is also up-to-date. > There is a downstream bug report here: > <a href="https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=743659">https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=743659</a></pre> </div> <hr> You are receiving this mail because: <ul> <li>You are the assignee for the bug.</li> </ul> </body> </html>