Message ID | 20211015195801.1043106-1-alex.hung@canonical.com |
---|---|
Headers | show |
Series | Yellow Carp S0i3 stability fix | expand |
Acked-by: Tim Gardner <tim.gardner@canonical.com> On 10/15/21 1:58 PM, Alex Hung wrote: > BugLink: https://bugs.launchpad.net/bugs/1945348 > > [Impact] > > Below errors are reported with S0i3 on Yellow carp where under stress testing with 5.14.0 through 5.14.8. > > > [drm:amdgpu_device_ip_resume_phase2 [amdgpu]] *ERROR* resume of IP block <sdma_v5_2> failed -110 > amdgpu 0000:04:00.0: amdgpu: amdgpu_device_ip_resume failed (-110). > PM: dpm_run_callback(): pci_pm_resume+0x0/0x90 returns -110 > amdgpu 0000:04:00.0: PM: failed to resume async: error -110 > > [Fix] > > The patch fixes this by forcing exit gfxoff for sdma resume. > > The patch is in 5.15-rc4 (https://github.com/torvalds/linux/commit/26db706a6d77b9e184feb11725e97e53b7a89519) > > [Test] > > This is requested by AMD. > > [Where problems could occur] > > Low risk. This only affects AMD platforms with s0ix supports. The changes repeat what is (should be) done in firmware. > > Prike Liang (1): > drm/amdgpu: force exit gfxoff on sdma resume for rmb s0ix > > drivers/gpu/drm/amd/amdgpu/sdma_v5_2.c | 8 ++++++++ > 1 file changed, 8 insertions(+) >
On 15.10.2021 22.58, Alex Hung wrote: > BugLink: https://bugs.launchpad.net/bugs/1945348 > > [Impact] > > Below errors are reported with S0i3 on Yellow carp where under stress testing with 5.14.0 through 5.14.8. > > > [drm:amdgpu_device_ip_resume_phase2 [amdgpu]] *ERROR* resume of IP block <sdma_v5_2> failed -110 > amdgpu 0000:04:00.0: amdgpu: amdgpu_device_ip_resume failed (-110). > PM: dpm_run_callback(): pci_pm_resume+0x0/0x90 returns -110 > amdgpu 0000:04:00.0: PM: failed to resume async: error -110 > > [Fix] > > The patch fixes this by forcing exit gfxoff for sdma resume. > > The patch is in 5.15-rc4 (https://github.com/torvalds/linux/commit/26db706a6d77b9e184feb11725e97e53b7a89519) > > [Test] > > This is requested by AMD. > > [Where problems could occur] > > Low risk. This only affects AMD platforms with s0ix supports. The changes repeat what is (should be) done in firmware. > > Prike Liang (1): > drm/amdgpu: force exit gfxoff on sdma resume for rmb s0ix > > drivers/gpu/drm/amd/amdgpu/sdma_v5_2.c | 8 ++++++++ > 1 file changed, 8 insertions(+) > This got applied via v5.14.10