RE: [PATCH] drm/bridge: it6505: fix hibernate to resume no display issue

2024-03-05 Thread kuro.chung
; Laurent Pinchart ; Jonas Karlman ; Jernej Skrabec ; David Airlie ; Daniel Vetter ; open list:DRM DRIVERS ; open list Subject: Re: [PATCH] drm/bridge: it6505: fix hibernate to resume no display issue Hi Kuro, On Wed, Feb 21, 2024 at 3:53 PM kuro wrote: > > From: kuro chung > >

Re: [PATCH] drm/bridge: it6505: fix hibernate to resume no display issue

2024-02-21 Thread Pin-yen Lin
Hi Kuro, On Wed, Feb 21, 2024 at 3:53 PM kuro wrote: > > From: kuro chung > > ITE added a FIFO reset bit for input video. When system power resume, > the TTL input of it6505 may get some noise before video signal stable > and the hardware function reset is required. > But the input FIFO reset wi

[PATCH] drm/bridge: it6505: fix hibernate to resume no display issue

2024-02-21 Thread kuro
From: kuro chung ITE added a FIFO reset bit for input video. When system power resume, the TTL input of it6505 may get some noise before video signal stable and the hardware function reset is required. But the input FIFO reset will also trigger error interrupts of output module rising. Thus, it6