[PATCH libdrm v2 2/2] tests/amdgpu: fix uvd enc data corruption issue

[James Zhu]

Hi Leo,

Sure, I will reset 0 in header file

Thanks!
James Zhu
On 2017-10-05 11:39 AM, Leo Liu wrote:
>
>
> On 10/05/2017 11:24 AM, James Zhu wrote:
>> In uvd encode parameter package, parameters input_pic_luma_pitch and
>> input_pic_chroma_pitch should be picture width align with hardware 
>> alignment.
>> The hardware alignment is 16 for amdgpu family earlier than 
>> AMDGPU_FAMILY_AI,
>> and 256 for later than and including AMDGPU_FAMILY_AI.
>>
>> Signed-off-by: James Zhu <James.Zhu at amd.com>
>> ---
>>   tests/amdgpu/uvd_enc_tests.c | 4 +++-
>>   1 file changed, 3 insertions(+), 1 deletion(-)
>>
>> diff --git a/tests/amdgpu/uvd_enc_tests.c b/tests/amdgpu/uvd_enc_tests.c
>> index 7518103..bbda131 100644
>> --- a/tests/amdgpu/uvd_enc_tests.c
>> +++ b/tests/amdgpu/uvd_enc_tests.c
>> @@ -272,7 +272,7 @@ static void amdgpu_cs_uvd_enc_create(void)
>>   static void check_result(struct amdgpu_uvd_enc *enc)
>>   {
>>       uint64_t sum;
>> -    uint32_t s = 26382;
>> +    uint32_t s = 175602;
>>       uint32_t *ptr, size;
>>       int i, j, r;
>>   @@ -463,6 +463,8 @@ static void amdgpu_cs_uvd_enc_encode(void)
>>       ib_cpu[len++] = chroma_offset >> 32;
>>       ib_cpu[len++] = chroma_offset;
>>       memcpy((ib_cpu + len), uve_encode_param, 
>> sizeof(uve_encode_param));
>> +    ib_cpu[len] = ALIGN(enc.width, align);
>> +    ib_cpu[len + 1] = ALIGN(enc.width, align);
> Since here we override the pitch value based on below from uve_ib.h.
>
> static const uint32_t uve_encode_param[] = {
>     0x000000a0,
>     0x00000080,
>
> We'd better to reset them to 0 from the header file, since we don't 
> want to leave the incorrect value there.
>
> With that fixed, the series is
>
> Reviewed-by: Leo Liu <leo.liu at amd.com>
>
>>       len += sizeof(uve_encode_param) / 4;
>>         memcpy((ib_cpu + len), uve_op_speed_enc_mode, 
>> sizeof(uve_op_speed_enc_mode));
>