Re: [PATCH] drm/i915/display/lspcon: Increase LSPCON mode settle timeout

2022-10-06 Thread Pablo Ceballos
On Tue, Oct 4, 2022 at 10:38 AM Jani Nikula wrote: > Got any bug report with more info, or any other details to back this up? > This is kind of thin. What's the 800 ms based on? This issue affected several different CometLake-based Chrome OS device designs. The details of the original report are

[PATCH v2] drm/i915/display/lspcon: Increase LSPCON mode settle timeout

2023-06-14 Thread Pablo Ceballos
PCON mode. 100 reboot trials on one device resulted in a median settle time of 440ms and a maximum of 444ms. Even after increasing the timeout to 500ms, 2% of devices still had this error. So this increases the timeout to 800ms. Signed-off-by: Pablo Ceballos --- Changelog since v1: - Added more

[PATCH v3] drm/i915/display/lspcon: Increase LSPCON mode settle timeout

2023-08-15 Thread Pablo Ceballos
PCON mode. 100 reboot trials on one device resulted in a median settle time of 440ms and a maximum of 444ms. Even after increasing the timeout to 500ms, 2% of devices still had this error. So this increases the timeout to 800ms. Signed-off-by: Pablo Ceballos --- V2: Added more details in the co

Re: [Intel-gfx] [PATCH v2] drm/i915/display/lspcon: Increase LSPCON mode settle timeout

2023-07-07 Thread Pablo Ceballos
On Wed, Jun 14, 2023 at 9:35 PM Nautiyal, Ankit K wrote: > I was wondering if trying to set LS/PCON mode multiple time will have > any effect. > > Unfortunately I do not have access to machine with Parade LSPCON chip, > had suggested in yet another git lab issue [2]. > > I have a patch for this, s