[PATCH] drm/nouveau: Remove forgotten TODO

Danilo Krummrich dakr at kernel.org
Thu Jul 31 15:51:47 UTC 2025


On 7/31/25 5:46 PM, Philipp Stanner wrote:
> On Wed, 2025-04-09 at 13:02 +0200, Danilo Krummrich wrote:
>> (+ Ben)
>>
>> On Wed, Apr 09, 2025 at 11:14:14AM +0200, Philipp Stanner wrote:
>>> commit ebb945a94bba ("drm/nouveau: port all engines to new engine module
>>> format") introduced a TODO to nouveau_chan.h, stating that an
>>> unspecified rework would take place in the "near future".
>>>
>>> Almost 13 years have passed since this "near future", so it can be
>>> safely assumed that the TODO is not needed anymore. Besides, its content
>>> is useless anyways since it does not specify *what* should have been
>>> done.
>>>
>>> Remove the TODO.
>>>
>>> Signed-off-by: Philipp Stanner <phasta at kernel.org>
>>> ---
>>>   drivers/gpu/drm/nouveau/nouveau_chan.h | 1 -
>>>   1 file changed, 1 deletion(-)
>>>
>>> diff --git a/drivers/gpu/drm/nouveau/nouveau_chan.h b/drivers/gpu/drm/nouveau/nouveau_chan.h
>>> index 016f668c0bc1..3b73ec91c4ff 100644
>>> --- a/drivers/gpu/drm/nouveau/nouveau_chan.h
>>> +++ b/drivers/gpu/drm/nouveau/nouveau_chan.h
>>> @@ -33,7 +33,6 @@ struct nouveau_channel {
>>>   		u64 addr;
>>>   	} push;
>>>   
>>> -	/* TODO: this will be reworked in the near future */
>>>   	bool accel_done;
>>
>> After having a brief look, it seems that it may has actually been reworked;
>> there is only a single use of accel_done, which is in FIRE_RING(), where it is
>> set to true. But it doesn't seem to be read from anywhere.
>>
>> So, I think we should remove both, the TODO and the accel_done field.
>>
>> @Ben: Maybe you remember the history of this.
> 
> Since we didn't get an answer – how do we want to continue with that,
> Danilo?

Removing the unused accel_done and the corresponding TODO should be fine, let's
do that.


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