[PATCH] drm: clarify adjusted_mode for a bridge connected to a crtc

Daniel Vetter daniel at ffwll.ch
Thu Mar 29 07:39:25 UTC 2018


On Thu, Mar 29, 2018 at 9:35 AM, Philippe CORNU <philippe.cornu at st.com> wrote:
> Hi Daniel,
>
> On 03/27/2018 05:51 PM, Daniel Vetter wrote:
>> On Mon, Feb 26, 2018 at 01:16:04PM +0100, Philippe Cornu wrote:
>>> This patch clarifies the adjusted_mode documentation
>>> for a bridge directly connected to a crtc.
>>>
>>> Signed-off-by: Philippe Cornu <philippe.cornu at st.com>
>>> ---
>>> This patch is linked to the discussion https://lkml.org/lkml/2018/1/25/367
>>
>> Reviewed-by: Daniel Vetter <daniel.vetter at ffwll.ch>
>
> Many thanks for the review.
>
>>
>> Aside, and kinda why I noticed this patch to begin with: You have drm-misc
>> commit rights, but you seem to not use that. And with 18 patches in the
>> 4.17 cycle you're the top contributor who's not pushing his own patches.
>>
>> What's the hold-up? Tools don't work, or something else? I really think
>> regular contributors should just push their own stuff themselves (after
>> appropriate review ofc).
>> -Daniel
>>
>
> I still consider myself a drm “beginner”, my first patch in drm was last
> summer so less than 1 year ago.

You're doing great patches, and at least for drm-misc you're the top
contributor who doesn't push stuff himself. You're definitely ready to
do so!

> However, thank you for your encouraging return, I will immediately study
> the matter (dim...) and prepare myself.

Yes please. And for any questions please ask on #dri-devel on
freenode, we're all happy to help out.
-Daniel

>
> Thank you,
> Philippe :-)
>
>>>
>>>   include/drm/drm_bridge.h | 3 ++-
>>>   1 file changed, 2 insertions(+), 1 deletion(-)
>>>
>>> diff --git a/include/drm/drm_bridge.h b/include/drm/drm_bridge.h
>>> index 3270fec46979..b5f3c070467c 100644
>>> --- a/include/drm/drm_bridge.h
>>> +++ b/include/drm/drm_bridge.h
>>> @@ -177,7 +177,8 @@ struct drm_bridge_funcs {
>>>       * pipeline has been called already. If the bridge is the first element
>>>       * then this would be &drm_encoder_helper_funcs.mode_set. The display
>>>       * pipe (i.e.  clocks and timing signals) is off when this function is
>>> -     * called.
>>> +     * called. If the bridge is connected to the crtc, the adjusted_mode
>>> +     * parameter is the one defined in &drm_crtc_state.adjusted_mode.
>>>       */
>>>      void (*mode_set)(struct drm_bridge *bridge,
>>>                       struct drm_display_mode *mode,
>>> --
>>> 2.15.1
>>>
>>> _______________________________________________
>>> dri-devel mailing list
>>> dri-devel at lists.freedesktop.org
>>> https://lists.freedesktop.org/mailman/listinfo/dri-devel
>>
> _______________________________________________
> dri-devel mailing list
> dri-devel at lists.freedesktop.org
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-- 
Daniel Vetter
Software Engineer, Intel Corporation
+41 (0) 79 365 57 48 - http://blog.ffwll.ch


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