HI Alex, I will check with your patch. if it doesn't work i will raise bug .
Regards, Sk shahul. On Thu, Feb 21, 2019 at 12:01 PM Alex Deucher <[email protected]> wrote: > On Wed, Feb 20, 2019 at 11:56 PM shahul hameed > <[email protected]> wrote: > > > > Hi All, > > > > I did below exoeriments: > > > > -> S2idle is working in software rendering mode(disable AMDGPU driver). > > > > -> For experiment purpose i commented suspend/resume calls of amdgpu > driver, in this case S2idle worked. > > > > With above experiments it is clear that my platform supports s2idel. > > Some issue in AMDGPU suspend/resume sequence for s2idle. > > So can you please help me. > > I'd suggest filing a bug (https://bugs.freedesktop.org) and attaching > your full dmesg output. I'm not too familiar with s2idle and what > pmops paths it uses. I suspect what is happening is that the power is > not getting fully cut the the device when s2idle is invoked, and it's > left in a bad state on resume. Maybe something like the attached > patch might help. That said, if the platform is not properly cutting > power to the device at s2idle time, you probably aren't saving any > power anyway. > > Alex > > > > > Thanks & Regards, > > Sk shahul. > > > > On Thu, Feb 21, 2019 at 3:32 AM Alex Deucher <[email protected]> > wrote: > >> > >> On Wed, Feb 20, 2019 at 4:59 PM shahul hameed > >> <[email protected]> wrote: > >> > > >> > Hi > >> > > >> > I am facing below issue. Can any one please help me to resolve it. > >> > >> As I mentioned previously, please make sure the platform supports > >> s2idle and that it is enabled in the sbios. Does s2idle work on other > >> devices and the platform itself? > >> > >> Alex > >> > >> > > >> > Regards, > >> > Sk shahul > >> > > >> > ---------- Forwarded message --------- > >> > From: shahul hameed <[email protected]> > >> > Date: Wed, Feb 20, 2019, 3:13 PM > >> > Subject: s2idle not working > >> > To: <[email protected]> > >> > > >> > > >> > Hi Shirish > >> > > >> > I am porting Android_N and keenel 4.19.2 to Ryzen platform. Graphic > card is gfx9. > >> > Porting is done successfully. Now i am working on suspend/resume. > >> > Suspend/resume is working fine in deep mode. > >> > But suspend/resume is not working in s2idle (Suspend to idle) mode. > >> > > >> > during resume i found error in gpu driver. > >> > > >> > [ 105.862161] [drm:gfx_v9_0_hw_init [amdgpu]] *ERROR* KCQ enable > failed (scratch(0xC040)=0xCAFEDEAD) > >> > [ 105.862187] [drm:amdgpu_device_ip_resume_phase2 [amdgpu]] *ERROR* > resume of IP block <gfx_v9_0> failed -22 > >> > [ 105.862210] [drm:amdgpu_device_resume [amdgpu]] *ERROR* > amdgpu_device_ip_resume failed (-22). > >> > [ 105.862215] dpm_run_callback(): pci_pm_resume+0x0/0xd6 returns -22 > >> > [ 105.862345] PM: Device 0000:03:00.0 failed to resume async: error > -22 > >> > > >> > same issue is reproduced with ubuntu16.04. > >> > > >> > Can you please help me to resolve this issue. > >> > Thanks in Advance, > >> > Regards, > >> > Sk shahul. > >> > _______________________________________________ > >> > amd-gfx mailing list > >> > [email protected] > >> > https://lists.freedesktop.org/mailman/listinfo/amd-gfx >
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