Re: [PATCH v2 11/14] drm/bridge: ti-sn65dsi86: Power things properly for reading the EDID

2021-04-14 Thread Doug Anderson
Hi, On Tue, Apr 6, 2021 at 9:52 AM Andrzej Hajda wrote: > > Hello again after easter, Sorry, I was out last week and I'm just getting back to this now. > I have looked little bit more at sn65* driver and its application to > have better background. > > I miss only info what panel do you have,

Re: [PATCH v2 11/14] drm/bridge: ti-sn65dsi86: Power things properly for reading the EDID

2021-04-14 Thread Laurent Pinchart
Hi Andrzej, On Tue, Apr 06, 2021 at 06:52:07PM +0200, Andrzej Hajda wrote: > Hello again after easter, > > I have looked little bit more at sn65* driver and its application to > have better background. > > I miss only info what panel do you have, how it is enabled/power controlled. > > W dniu

Re: [PATCH v2 11/14] drm/bridge: ti-sn65dsi86: Power things properly for reading the EDID

2021-04-06 Thread Andrzej Hajda
Hello again after easter, I have looked little bit more at sn65* driver and its application to have better background. I miss only info what panel do you have, how it is enabled/power controlled. W dniu 01.04.2021 o 16:57, Doug Anderson pisze: > Hi, > > On Thu, Apr 1, 2021 at 4:12 AM Andrzej

Re: [PATCH v2 11/14] drm/bridge: ti-sn65dsi86: Power things properly for reading the EDID

2021-04-01 Thread Doug Anderson
Hi, On Thu, Apr 1, 2021 at 4:12 AM Andrzej Hajda wrote: > > > W dniu 31.03.2021 o 16:48, Doug Anderson pisze: > > Hi, > > > > On Wed, Mar 31, 2021 at 4:08 AM Andrzej Hajda wrote: > >> > >> W dniu 30.03.2021 o 04:53, Douglas Anderson pisze: > >>> eDP panels won't provide their EDID unless

Re: [PATCH v2 11/14] drm/bridge: ti-sn65dsi86: Power things properly for reading the EDID

2021-04-01 Thread Andrzej Hajda
W dniu 31.03.2021 o 16:48, Doug Anderson pisze: > Hi, > > On Wed, Mar 31, 2021 at 4:08 AM Andrzej Hajda wrote: >> >> W dniu 30.03.2021 o 04:53, Douglas Anderson pisze: >>> eDP panels won't provide their EDID unless they're powered on. Let's >>> chain a power-on before we read the EDID. This

Re: [PATCH v2 11/14] drm/bridge: ti-sn65dsi86: Power things properly for reading the EDID

2021-03-31 Thread Doug Anderson
Hi, On Wed, Mar 31, 2021 at 4:08 AM Andrzej Hajda wrote: > > > W dniu 30.03.2021 o 04:53, Douglas Anderson pisze: > > eDP panels won't provide their EDID unless they're powered on. Let's > > chain a power-on before we read the EDID. This roughly matches what > > was done in 'parade-ps8640.c'. >

Re: [PATCH v2 11/14] drm/bridge: ti-sn65dsi86: Power things properly for reading the EDID

2021-03-31 Thread Andrzej Hajda
W dniu 30.03.2021 o 04:53, Douglas Anderson pisze: > eDP panels won't provide their EDID unless they're powered on. Let's > chain a power-on before we read the EDID. This roughly matches what > was done in 'parade-ps8640.c'. > > NOTE: The old code attempted to call pm_runtime_get_sync() before >

[PATCH v2 11/14] drm/bridge: ti-sn65dsi86: Power things properly for reading the EDID

2021-03-29 Thread Douglas Anderson
eDP panels won't provide their EDID unless they're powered on. Let's chain a power-on before we read the EDID. This roughly matches what was done in 'parade-ps8640.c'. NOTE: The old code attempted to call pm_runtime_get_sync() before reading the EDID. While that was enough to power the bridge