[AMD Public Use] This issue should occur on the hybrid s0i3 system which forces mem_sleep to deep level on the s0i3 enabled platform. We may need use the acpi_target_system_state() to identify the system target sleep level and then handle AMDGPU Sx[0..5] suspend/resume respectively. Reviewed-by: Prike Liang <Prike.Liang@xxxxxxx> Thanks, Prike > -----Original Message----- > From: amd-gfx <amd-gfx-bounces@xxxxxxxxxxxxxxxxxxxxx> On Behalf Of Alex > Deucher > Sent: Tuesday, March 30, 2021 1:41 AM > To: amd-gfx@xxxxxxxxxxxxxxxxxxxxx > Cc: Deucher, Alexander <Alexander.Deucher@xxxxxxx> > Subject: [PATCH] drm/amdgpu: check whether s2idle is enabled to determine > s0ix > > For legacy S3, we need to use different handling in the driver. > Suggested by Heiko Przybyl. > > Bug: > https://nam11.safelinks.protection.outlook.com/?url=https%3A%2F%2Fgitla > b.freedesktop.org%2Fdrm%2Famd%2F- > %2Fissues%2F1553&data=04%7C01%7CPrike.Liang%40amd.com%7Ce0a > 7dd7c6958449814c508d8f2d9d1c1%7C3dd8961fe4884e608e11a82d994e183d > %7C0%7C0%7C637526364636883173%7CUnknown%7CTWFpbGZsb3d8eyJWI > joiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C1 > 000&sdata=SHtEYsQz5%2FgkSGXE%2B9OFzN4yaRgkw6A2xs9IxVy3e5Q% > 3D&reserved=0 > Signed-off-by: Alex Deucher <alexander.deucher@xxxxxxx> > --- > drivers/gpu/drm/amd/amdgpu/amdgpu_acpi.c | 3 ++- > 1 file changed, 2 insertions(+), 1 deletion(-) > > diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_acpi.c > b/drivers/gpu/drm/amd/amdgpu/amdgpu_acpi.c > index 2e9b16fb3fcd..b64c002b9aa3 100644 > --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_acpi.c > +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_acpi.c > @@ -26,6 +26,7 @@ > #include <linux/slab.h> > #include <linux/power_supply.h> > #include <linux/pm_runtime.h> > +#include <linux/suspend.h> > #include <acpi/video.h> > #include <acpi/actbl.h> > > @@ -906,7 +907,7 @@ bool amdgpu_acpi_is_s0ix_supported(struct > amdgpu_device *adev) #if defined(CONFIG_AMD_PMC) || > defined(CONFIG_AMD_PMC_MODULE) > if (acpi_gbl_FADT.flags & ACPI_FADT_LOW_POWER_S0) { > if (adev->flags & AMD_IS_APU) > -return true; > +return pm_suspend_default_s2idle(); > } > #endif > return false; > -- > 2.30.2 > > _______________________________________________ > amd-gfx mailing list > amd-gfx@xxxxxxxxxxxxxxxxxxxxx > https://nam11.safelinks.protection.outlook.com/?url=https%3A%2F%2Flists.f > reedesktop.org%2Fmailman%2Flistinfo%2Famd- > gfx&data=04%7C01%7CPrike.Liang%40amd.com%7Ce0a7dd7c69584498 > 14c508d8f2d9d1c1%7C3dd8961fe4884e608e11a82d994e183d%7C0%7C0%7C > 637526364636883173%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwM > DAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C1000&sdat > a=BZF35Ev5P7Guzwd3HYUGksztE30D4Cc9mhWk%2FjbaTyA%3D&reserv > ed=0 _______________________________________________ amd-gfx mailing list amd-gfx@xxxxxxxxxxxxxxxxxxxxx https://lists.freedesktop.org/mailman/listinfo/amd-gfx
