https://bugzilla.kernel.org/show_bug.cgi?id=199057
Chen Yu (yu.c.c...@intel.com) changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |r...@rjwysocki.net --- Comment #3 from Chen Yu (yu.c.c...@intel.com) --- (In reply to Robin Lee from comment #2) > (In reply to Chen Yu from comment #1) > > (In reply to Robin Lee from comment #0) > > > With "deep" mem_sleep, every thing works well on my ThinkPad X1 Tablet. > > > But since commit included in 4.14 > > > e870c6c87cf9484090d28f2a68aa29e008960c93 > > > "ACPI / PM: Prefer suspend-to-idle over S3 on some systems", > > > the preference is changed to 's2idle'. > > > > > > 's2idle' seems to work by itself, but does not co-operate with the power > > > button and > > > gravity sensor. The most annoying thing is that the breathing LED light > is > > > just shut off at > > > s2idle. > > Do you mean, the system could not be woken up via power button, or? Not > > quite sure what your concern is here. > The system sometimes could not be woken up via power button when in 's2idle' > mem_sleep. > I don't actually concern with what the strange issues with 's2idle' > mem_sleep. My tablet works fine with 'deep' mem_sleep. > What I actually care about is why my tablet was detected and set to 's2idle' > mem_sleep by default. Because your system has told the linux: (1) the ACPI_FADT_LOW_POWER_S0 flag is set in the FADT and (2) the Low Power Idle S0 _DSM interface has been discovered and Which means that it support s0ix AKA suspend to idle, so.. not sure if we should maintain a list in the code, add Rafael too. -- You are receiving this mail because: You are watching the assignee of the bug. ------------------------------------------------------------------------------ Check out the vibrant tech community on one of the world's most engaging tech sites, Slashdot.org! http://sdm.link/slashdot _______________________________________________ acpi-bugzilla mailing list acpi-bugzilla@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/acpi-bugzilla