Re: [PATCH] drm/fb-helper: Blacklist writeback when adding connectors to fbdev

2018-11-21 Thread Daniel Vetter
On Mon, Nov 19, 2018 at 10:28:35AM +0100, Maxime Ripard wrote: > On Thu, Nov 15, 2018 at 05:32:48PM +0100, Paul Kocialkowski wrote: > > Writeback connectors do not produce any on-screen output and require > > special care for use. Such connectors are hidden from enumeration in > > DRM resources by

Re: [PATCH] drm/fb-helper: Blacklist writeback when adding connectors to fbdev

2018-11-19 Thread Maxime Ripard
On Thu, Nov 15, 2018 at 05:32:48PM +0100, Paul Kocialkowski wrote: > Writeback connectors do not produce any on-screen output and require > special care for use. Such connectors are hidden from enumeration in > DRM resources by default, but they are still picked-up by fbdev. > This makes rather lit

Re: [PATCH] drm/fb-helper: Blacklist writeback when adding connectors to fbdev

2018-11-15 Thread Boris Brezillon
On Thu, 15 Nov 2018 17:32:48 +0100 Paul Kocialkowski wrote: > Writeback connectors do not produce any on-screen output and require > special care for use. Such connectors are hidden from enumeration in > DRM resources by default, but they are still picked-up by fbdev. > This makes rather little s

[PATCH] drm/fb-helper: Blacklist writeback when adding connectors to fbdev

2018-11-15 Thread Paul Kocialkowski
Writeback connectors do not produce any on-screen output and require special care for use. Such connectors are hidden from enumeration in DRM resources by default, but they are still picked-up by fbdev. This makes rather little sense since fbdev is not really adapted for dealing with writeback. Mo