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SubjectRe: [PATCH] Input: psmouse - add resync_on_resume dmi check
On Mon, Feb 12, 2024 at 02:57:08PM -0600, Jonathan Denose wrote:
..
> [ 50.241235] ideapad_acpi VPC2004:00: PM: calling acpi_subsys_resume+0x0/0x5d @ 4492, parent: PNP0C09:00
> [ 50.242055] snd_hda_intel 0000:00:0e.0: PM: pci_pm_resume+0x0/0xed returned 0 after 13511 usecs
> [ 50.242120] snd_hda_codec_realtek hdaudioC0D0: PM: calling hda_codec_pm_resume+0x0/0x19 [snd_hda_codec] @ 4518, parent: 0000:00:0e.0
> [ 50.247406] i8042: [49434] a8 -> i8042 (command)
> [ 50.247468] ideapad_acpi VPC2004:00: PM: acpi_subsys_resume+0x0/0x5d returned 0 after 6220 usecs
..
> [ 50.247883] i8042 kbd 00:01: PM: calling pnp_bus_resume+0x0/0x9d @ 4492, parent: pnp0
> [ 50.247894] i8042 kbd 00:01: PM: pnp_bus_resume+0x0/0x9d returned 0 after 0 usecs
> [ 50.247906] i8042 aux 00:02: PM: calling pnp_bus_resume+0x0/0x9d @ 4492, parent: pnp0
> [ 50.247916] i8042 aux 00:02: PM: pnp_bus_resume+0x0/0x9d returned 0 after 0 usecs
..
> [ 50.248301] i8042 i8042: PM: calling platform_pm_resume+0x0/0x41 @ 4492, parent: platform
> [ 50.248377] i8042: [49434] 55 <- i8042 (flush, kbd)
> [ 50.248407] i8042: [49435] aa -> i8042 (command)
> [ 50.248601] i8042: [49435] 00 <- i8042 (return)
> [ 50.248604] i8042: [49435] i8042 controller selftest: 0x0 != 0x55

So here I see the ideapad-laptop driver trying to access i8042 before it
even starts resuming. I wonder, does it help if you disable
(temporarily) the ideapad driver?

Thanks.

--
Dmitry

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