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

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Message-ID: <20240503150721.qd6d7csev5452rss@basti-XPS-13-9310>
Date: Fri, 3 May 2024 17:07:21 +0200
From: Sebastian Fricke <sebastian.fricke@...labora.com>
To: Ivan Bornyakov <brnkv.i1@...il.com>
Cc: Nas Chung <nas.chung@...psnmedia.com>,
	Jackson Lee <jackson.lee@...psnmedia.com>,
	Mauro Carvalho Chehab <mchehab@...nel.org>,
	Philipp Zabel <p.zabel@...gutronix.de>, linux-media@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH v4 0/5] Wave515 decoder IP support

Hey Ivan,

On 02.05.2024 09:40, Ivan Bornyakov wrote:
>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.

Sorry again for the delay, I was nearly finished with the patch set last
week but the time wasn't sufficient. And I sadly have to delay it again
a bit as I am on vacation until 13.05. I expect finishing it probably
until 17.05.

Regards,
Sebastian