On Mon, 27 Nov 2023 23:36:49 -0600, Mario Limonciello wrote:
> A number of users have reported their system will have a failure reading
> the RTC around s2idle entry or exit.
>
> This failure manifests as UIP clear taking longer than 10ms.
>
> By a debugging patch provided by Mateusz Jończyk it is shown that this
> has taken upwards of 300ms in some cases.
>
> [...]
Applied, thanks!
[1/4] rtc: mc146818-lib: Adjust failure return code for mc146818_get_time()
commit: af838635a3eb9b1bc0d98599c101ebca98f31311
[2/4] rtc: Adjust failure return code for cmos_set_alarm()
commit: 1311a8f0d4b23f58bbababa13623aa40b8ad4e0c
[3/4] rtc: Add support for configuring the UIP timeout for RTC reads
commit: 120931db07b49252aba2073096b595482d71857c
[4/4] rtc: Extend timeout for waiting for UIP to clear to 1s
commit: cef9ecc8e938dd48a560f7dd9be1246359248d20
--
Alexandre Belloni, co-owner and COO, Bootlin
Embedded Linux and Kernel engineering
https://bootlin.com
