Re: AHCI SATA Runtime PM

2021-03-18 Thread Enrico Weigelt, metux IT consult
On 04.03.21 16:34, Alexander Monakov wrote: I have a laptop where two unused AHCI SATA controllers are present (but obviously nothing can be hotplugged into them). Apparently due to the above, they do not enter runtime autosuspend. if nothing ever can connect to them, shouldn't they be power o

Re: AHCI SATA Runtime PM

2021-03-17 Thread Hans de Goede
Hi, On 3/4/21 4:34 PM, Alexander Monakov wrote: > Hello, Hans, Linux PM folks, > > I'm looking for clarification regarding this patch discussion: > > https://patchwork.kernel.org/project/linux-pm/patch/20180420101834.15783-2-0v3rdr...@gmail.com/ > > Hans said, > >> Ah, so the AHCI code has run

AHCI SATA Runtime PM

2021-03-04 Thread Alexander Monakov
Hello, Hans, Linux PM folks, I'm looking for clarification regarding this patch discussion: https://patchwork.kernel.org/project/linux-pm/patch/20180420101834.15783-2-0v3rdr...@gmail.com/ Hans said, > Ah, so the AHCI code has runtime pm enabled by default (so there > is another pm_runtime_allow