On 2019-10-01 5:57 p.m., Gustavo A. R. Silva wrote:
>
> On 10/1/19 16:46, Liu, Leo wrote:
>
>>>>> + ring->sched.ready = true;
>>>> This is redundant. all the sched->ready is initialized as true, please
>>>> refer to drm_sched_init()
>>>>
>>> I see... so in the following commit 1b61de45dfaf ("drm/amdgpu: add initial VCN2.0 support (v2)")
>>> that line is also redundant?
>> Yes.
>>
> OK.
>
>>>>> r = amdgpu_ring_test_ring(ring);
>>>>> if (r) {
>>>>> ring->sched.ready = false;
>>>>> @@ -266,8 +267,7 @@ static int vcn_v2_5_hw_init(void *handle)
>>>>>
>>>>> for (i = 0; i < adev->vcn.num_enc_rings; ++i) {
>>>>> ring = &adev->vcn.inst[j].ring_enc[i];
>>>>> - ring->sched.ready = false;
>>>>> - continue;
>>>>> + ring->sched.ready = true;
>>>> Because the VCN 2.5 FW still has issue for encode, so we have it
>>>> disabled here.
>>>>
>>> OK. So, maybe we can add a comment pointing that out?
>> That could be better.
>>
> Great. I'm glad it's not a bug. I'll write a patch for that so other
> people don't waste time taking a look.
Thanks, just sent two patches to add comment, and long with the patch to
make VCN ring ready properly.
Leo
>
> I appreciate your feedback.
> Thanks
> --
> Gustavo
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