lkml.org 
[lkml]   [2023]   [Oct]   [14]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
From
SubjectRe: [PATCH] drm: bridge: adv7511: get edid in hpd_work to update CEC phys address
Date
On Sat, Oct 14, 2023 at 09:43:01PM +0200, Alvin Šipraga wrote:
> From: Alvin Šipraga <alsi@bang-olufsen.dk>
>
> The adv7511 driver is solely responsible for setting the physical
> address of its CEC adapter. To do this, it must read the EDID. However,
> EDID is only read when either the drm_bridge_funcs :: get_edid or
> drm_connector_helper_funcs :: get_modes ops are called. Without loss of
> generality, it cannot be assumed that these ops are called when a sink
> gets attached. Therefore there exist scenarios in which the CEC physical
> address will be invalid (f.f.f.f), rendering the CEC adapter inoperable.
>
> Address this problem by always fetching the EDID in the HPD work when we
> detect a connection. The CEC physical address is set in the process.
>
> Signed-off-by: Alvin Šipraga <alsi@bang-olufsen.dk>


Oops, I think that I got the subject prefix wrong. It should be

drm/bridge:

and not

drm: bridge:

right?

Thanks.

Kind regards,
Alvin
\
 
 \ /
  Last update: 2023-10-14 21:49    [W:0.114 / U:0.436 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site