Documentation
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arch
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x86
/
suspend.svg
SFH driver notifies MP2 to stop all sensor collection
no
Abort suspend; details logged in dmesg
Failures?
yes
no
yes
All devices go into deepest D-state or F-state
Failures?
no
yes
GPIO driver suspends non-wake GPIOs
Suspend initiated from userspace
GPU driver shuts down clocks and sends SMU messages
Failures?
ACPI s2idle driver notifies EC using _DSM
uPEP driver (amd-pmc) sends OS_HINT
Put all x86 CPU cores into ACPI C3
s2idle loop waiting for IRQ
to wake
no
Failures?
yes
<< [ arch ]
amd-debugging.rst
amd-memory-encryption.rst
amd_hsmp.rst
boot.rst
booting-dt.rst
buslock.rst
cpuinfo.rst
earlyprintk.rst
elf_auxvec.rst
entry_64.rst
exception-tables.rst
features.rst
[ i386 ]
ifs.rst
index.rst
intel-hfi.rst
intel_txt.rst
iommu.rst
kernel-stacks.rst
mds.rst
microcode.rst
mtrr.rst
orc-unwinder.rst
pat.rst
pti.rst
resume.svg
sgx.rst
shstk.rst
suspend.svg
sva.rst
tdx.rst
tlb.rst
topology.rst
tsx_async_abort.rst
usb-legacy-support.rst
[ x86_64 ]
xstate.rst
zero-page.rst