[PATCH 08/14] drm/amdgpu: Remove default best_encoder hook from DC

[Daniel Vetter]

On Wed, Sep 5, 2018 at 3:45 PM, Leo Li <sunpeng.li at amd.com> wrote:
>
>
> On 2018-09-03 12:54 PM, Daniel Vetter wrote:
>>
>> For atomic driver this is the default, no need to reimplement it. We
>> still need to keep the copypasta for not-atomic drivers though, since
>> no one polished the legacy crtc helpers as much as the atomic ones.
>
>
> Thanks for the patch! It seems I made an identical change here:
> https://lists.freedesktop.org/archives/amd-gfx/2018-August/026064.html
>
> One line difference though. I wasn't aware that the default is used when
> .best_encoder is null, so I just hooked it to the default helper.
>
> If it's OK with you, I'll do a follow-up to drop the hook, so we don't
> have two conflicting patches in flight.

I have a follow-up patches to unexport the helper, so would be good if
Alex sends out the pull request so I can sort this all out in
drm-misc-next. I don't want to split up the patch series if possible.
Or we just deal with the conflict, it's minor.

Alex?
-Daniel

> Leo
>
>
>>
>> Signed-off-by: Daniel Vetter <daniel.vetter at intel.com>
>> Cc: Alex Deucher <alexander.deucher at amd.com>
>> Cc: Harry Wentland <harry.wentland at amd.com>
>> Cc: Andrey Grodzovsky <andrey.grodzovsky at amd.com>
>> Cc: Tony Cheng <Tony.Cheng at amd.com>
>> Cc: "Leo (Sunpeng) Li" <sunpeng.li at amd.com>
>> Cc: Shirish S <shirish.s at amd.com>
>> ---
>>   .../gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 23 -------------------
>>   1 file changed, 23 deletions(-)
>>
>> diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
>> b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
>> index af6adffba788..333f9904f135 100644
>> --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
>> +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
>> @@ -2794,28 +2794,6 @@ static const struct drm_connector_funcs
>> amdgpu_dm_connector_funcs = {
>>         .atomic_get_property = amdgpu_dm_connector_atomic_get_property
>>   };
>>   -static struct drm_encoder *best_encoder(struct drm_connector
>> *connector)
>> -{
>> -       int enc_id = connector->encoder_ids[0];
>> -       struct drm_mode_object *obj;
>> -       struct drm_encoder *encoder;
>> -
>> -       DRM_DEBUG_DRIVER("Finding the best encoder\n");
>> -
>> -       /* pick the encoder ids */
>> -       if (enc_id) {
>> -               obj = drm_mode_object_find(connector->dev, NULL, enc_id,
>> DRM_MODE_OBJECT_ENCODER);
>> -               if (!obj) {
>> -                       DRM_ERROR("Couldn't find a matching encoder for
>> our connector\n");
>> -                       return NULL;
>> -               }
>> -               encoder = obj_to_encoder(obj);
>> -               return encoder;
>> -       }
>> -       DRM_ERROR("No encoder id\n");
>> -       return NULL;
>> -}
>> -
>>   static int get_modes(struct drm_connector *connector)
>>   {
>>         return amdgpu_dm_connector_get_modes(connector);
>> @@ -2934,7 +2912,6 @@ amdgpu_dm_connector_helper_funcs = {
>>          */
>>         .get_modes = get_modes,
>>         .mode_valid = amdgpu_dm_connector_mode_valid,
>> -       .best_encoder = best_encoder
>>   };
>>     static void dm_crtc_helper_disable(struct drm_crtc *crtc)
>>
>



-- 
Daniel Vetter
Software Engineer, Intel Corporation
+41 (0) 79 365 57 48 - http://blog.ffwll.ch