[Mesa-dev] [PATCH v2 0/8] The 2nd version for UVD HEVC encode

[Alex Deucher]

On Thu, Feb 8, 2018 at 5:28 PM, Mark Thompson <sw at jkqxz.net> wrote:
> On 06/02/18 20:05, James Zhu wrote:
>> The whole series are the updated version. Changes are made mainly based
>> on the comments from prevous code review from Alex, Leo and Boyuan
>>
>> James Zhu (8):
>>   amd/common:add uvd hevc enc support check in hw query
>>   winsys/amdgpu:add uvd hevc enc support in amdgpu cs
>>   radeon/uvd:add uvd hevc enc hw interface header
>>   radeon/uvd:add uvd hevc enc hw ib implementation
>>   radeon/uvd:add uvd hevc enc functions
>>   radeon/uvd:add uvd hevc enc files in Makefile list
>>   radeonsi:create uvd hevc enc entry
>>   radeonsi: enable uvd encode for HEVC main
>>
>>  src/amd/common/ac_gpu_info.c                    |   10 +-
>>  src/amd/common/ac_gpu_info.h                    |    1 +
>>  src/gallium/drivers/radeon/Makefile.sources     |    3 +
>>  src/gallium/drivers/radeon/radeon_uvd_enc.c     |  370 ++++++++
>>  src/gallium/drivers/radeon/radeon_uvd_enc.h     |  471 ++++++++++
>>  src/gallium/drivers/radeon/radeon_uvd_enc_1_1.c | 1115 +++++++++++++++++++++++
>>  src/gallium/drivers/radeonsi/si_get.c           |    4 +-
>>  src/gallium/drivers/radeonsi/si_uvd.c           |   15 +-
>>  src/gallium/winsys/amdgpu/drm/amdgpu_cs.c       |    6 +
>>  9 files changed, 1990 insertions(+), 5 deletions(-)
>>  create mode 100644 src/gallium/drivers/radeon/radeon_uvd_enc.c
>>  create mode 100644 src/gallium/drivers/radeon/radeon_uvd_enc.h
>>  create mode 100644 src/gallium/drivers/radeon/radeon_uvd_enc_1_1.c
>>
>
> Can you explain what the requirements are for using this (hardware, firmware, software)?
>
> From what I can find it should be on Polaris and Vega, but I haven't succeeded in getting it working on Polaris.

Yes, polaris and vega10.  For polaris, you'll need a kernel that
enables the uvd enc rings.  Patches went upstream last year, 4.14 I
think?  4.15 is a good bet.  As for the polaris firmware, you'll need
version FW_1_130_16 or newer:
https://git.kernel.org/pub/scm/linux/kernel/git/firmware/linux-firmware.git/commit/?id=2a713be25a44bd6cec90d8affc54b246a2ca9c7b

Alex

>
> Thanks,
>
> - Mark
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