linux-kernel - Re: [PATCH v4 0/5] Wave515 decoder IP support

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <mwgydgjstvedkatdvopt3wh4imhnzflr7ut3vejgl6fz3vbgzg@x4spldwklrm3>
Date: Thu, 2 May 2024 09:40:31 +0300
From: Ivan Bornyakov <brnkv.i1@...il.com>
To: Nas Chung <nas.chung@...psnmedia.com>, 
	Jackson Lee <jackson.lee@...psnmedia.com>, Mauro Carvalho Chehab <mchehab@...nel.org>, 
	Philipp Zabel <p.zabel@...gutronix.de>, Sebastian Fricke <sebastian.fricke@...labora.com>
Cc: linux-media@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v4 0/5] Wave515 decoder IP support

On Mon, Apr 15, 2024 at 01:07:18PM GMT, Ivan Bornyakov wrote:
> Initial support for Wave515 multi-decoder IP among other refinements.
> This was tested on FPGA prototype, so wave5_dt_ids[] was not expanded.
> 
> fluster score for JCT-VC-HEVC_V1 testsuite with
> GStreamer-H.265-V4L2-Gst1.0 decoder is 132/147
> 
> The issue with Main10 tests is that fluster expects decoded file to be
> in yuv420p10le format while this driver decodes HEVC Main10 into 8-bit
> yuv420p. Though result is looks alright to the naked eye, proper
> decoding into yuv420p10le is to be added.
> 
> The rest failed fluster tests are common with Wave521.
> 
> ChangeLog:
>   v1:
> https://lore.kernel.org/linux-media/20240318144225.30835-1-brnkv.i1@gmail.com/
>   v2:
> https://lore.kernel.org/linux-media/20240325064102.9278-1-brnkv.i1@gmail.com/
>     * drop patch "dt-bindings: media: cnm,wave521c: drop resets restriction"
>       The only user of Wave5 in mainline is TI K3 boards, thus there is
>       no real need to alter dt-bindings
>     * in patch "media: chips-media: wave5: support decoding HEVC Main10 profile"
>       add check for flag "support_hevc10bit_dec"
>     * in patch "media: chips-media: wave5: support reset lines" move
>       reset_control_deassert() out of else branch, add
>       reset_control_assert() to probe error path.
>     * rework patch "media: chips-media: wave5: drop "sram-size" DT prop"
>        - don't move alloc/free form device open/close
>        - intead of exact configuration of reserved SRAM memory in DT and
> 	 allocating all of it, allocate all available SRAM memory up to
> 	 WAVE5_MAX_SRAM_SIZE from whatever pool provided.
>     * adjust patch "media: chips-media: wave5: support Wave515 decoder"
>       according to changes in patches
>       "media: chips-media: wave5: support decoding HEVC Main10 profile" and
>       "media: chips-media: wave5: drop "sram-size" DT prop"
>   v3:
> https://lore.kernel.org/linux-media/20240405164112.24571-1-brnkv.i1@gmail.com/
>     * reword patch "media: chips-media: wave5: separate irq setup routine"
>       a bit.
>     * in patch "media: chips-media: wave5: drop "sram-size" DT prop"
>        - move MAX_SRAM_SIZE define into match_data->sram_size
>        - add placeholders for validation that allocated SRAM memory is
> 	 enough to encode/decode bitstream of given resolution before
> 	 setting W5_USE_SEC_AXI and W5_CMD_ENC_PIC_USE_SEC_AXI registers
>        - reword accordingly
>     * in patch "media: chips-media: wave5: support Wave515 decoder"
>        - add comments around SRAM memory allocation/freeing about
> 	 Wave515 specifics
>        - add comments about BSOPTION_RD_PTR_VALID_FLAG bit in
> 	 W5_BS_OPTION register
>        - add W[AVE]521_ prefix to defines, for wich there are W[AVE]515_
> 	 alternatieves
>        - add semi-magic Wave515 specific formulas to estimate SRAM usage
>   v4:
>     * rebase onto next-20240415, no functional changes
> 
> Ivan Bornyakov (5):
>   media: chips-media: wave5: support decoding HEVC Main10 profile
>   media: chips-media: wave5: support reset lines
>   media: chips-media: wave5: separate irq setup routine
>   media: chips-media: wave5: drop "sram-size" DT prop
>   media: chips-media: wave5: support Wave515 decoder
> 
>  .../platform/chips-media/wave5/wave5-helper.c |   8 +-
>  .../platform/chips-media/wave5/wave5-hw.c     | 395 +++++++++++++-----
>  .../chips-media/wave5/wave5-regdefine.h       |   5 +
>  .../platform/chips-media/wave5/wave5-vdi.c    |  27 +-
>  .../chips-media/wave5/wave5-vpu-dec.c         |  51 ++-
>  .../chips-media/wave5/wave5-vpu-enc.c         |   2 +-
>  .../platform/chips-media/wave5/wave5-vpu.c    |  35 +-
>  .../platform/chips-media/wave5/wave5-vpuapi.h |   3 +
>  .../chips-media/wave5/wave5-vpuconfig.h       |  16 +-
>  .../media/platform/chips-media/wave5/wave5.h  |   6 +
>  10 files changed, 407 insertions(+), 141 deletions(-)
> 
> -- 
> 2.44.0
> 

Friendly ping.