[PATCH 0/2] drm/bridge: start moving towards struct drm_edid

Jani Nikula jani.nikula at intel.com
Tue Dec 19 12:15:36 UTC 2023


On Tue, 14 Nov 2023, Jani Nikula <jani.nikula at intel.com> wrote:
> On Thu, 26 Oct 2023, Jani Nikula <jani.nikula at intel.com> wrote:
>> This is just the first two patches of a lengthy series that I'm not
>> really sure how to proceed with. Basically the series converts all of
>> drm/bridge to the new struct drm_edid infrastructure. It's safer than
>> struct edid, because it contains meta information about the allocated
>> size of the EDID, instead of relying on the size (number of extensions)
>> originating from outside of the kernel.
>>
>> The rest is at [1]. The commit messages are lacking, and I don't really
>> have the toolchain to even build test most of it. But I think this is
>> where drm/bridge should go. Among all of drm, I think bridge has the
>> most uses of struct edid that do not originate from the drm_get_edid()
>> family of functions, which means the validity checks are somewhat
>> inconsistent, and having the meta information is more crucial.
>>
>> Bridge maintainers, please instruct how to best proceed with this.
>
> Ping.

Ping.

>
> The two patches posted here could be merged, to add something to build
> the later commits on gradually.
>
> BR,
> Jani.
>
>>
>>
>> Thanks,
>> Jani.
>>
>>
>>
>> [1] https://gitlab.freedesktop.org/jani/linux/-/commits/drm-edid-bridge
>>
>>
>>
>> Jani Nikula (2):
>>   drm/bridge: add ->edid_read hook and drm_bridge_edid_read()
>>   drm/bridge: switch to drm_bridge_read_edid()
>>
>>  drivers/gpu/drm/drm_bridge.c           | 46 +++++++++++++++++++++++++-
>>  drivers/gpu/drm/drm_bridge_connector.c | 16 ++++-----
>>  include/drm/drm_bridge.h               | 33 ++++++++++++++++++
>>  3 files changed, 86 insertions(+), 9 deletions(-)

-- 
Jani Nikula, Intel


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