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

2023-07-09 Thread Nautiyal, Ankit K
On 7/8/2023 1:04 AM, Pablo Ceballos wrote: 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

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,

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

2023-06-14 Thread Nautiyal, Ankit K
On 6/15/2023 5:24 AM, Pablo Ceballos wrote: This is to eliminate all cases of "*ERROR* LSPCON mode hasn't settled", followed by link training errors. Intel engineers recommended increasing this timeout and that does resolve the issue. On some CometLake-based device designs the Parade PS175

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

2023-06-14 Thread Pablo Ceballos
This is to eliminate all cases of "*ERROR* LSPCON mode hasn't settled", followed by link training errors. Intel engineers recommended increasing this timeout and that does resolve the issue. On some CometLake-based device designs the Parade PS175 takes more than 400ms to settle in PCON mode. 100