linux-kernel - RE: [RESEND PATCH v1 0/7] Performance improvement of decoder

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Message-ID:
 <SE1P216MB130319B98B3A33A22CA8CFF4EDB62@SE1P216MB1303.KORP216.PROD.OUTLOOK.COM>
Date: Fri, 11 Apr 2025 00:49:34 +0000
From: jackson.lee <jackson.lee@...psnmedia.com>
To: Nicolas Dufresne <nicolas.dufresne@...labora.com>, "mchehab@...nel.org"
	<mchehab@...nel.org>, "hverkuil-cisco@...all.nl" <hverkuil-cisco@...all.nl>,
	"sebastian.fricke@...labora.com" <sebastian.fricke@...labora.com>,
	"bob.beckett@...labora.com" <bob.beckett@...labora.com>,
	"dafna.hirschfeld@...labora.com" <dafna.hirschfeld@...labora.com>
CC: "linux-media@...r.kernel.org" <linux-media@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>, lafley.kim
	<lafley.kim@...psnmedia.com>, "b-brnich@...com" <b-brnich@...com>,
	"hverkuil@...all.nl" <hverkuil@...all.nl>, Nas Chung
	<nas.chung@...psnmedia.com>
Subject: RE: [RESEND PATCH v1 0/7] Performance improvement of decoder

Hi Nicolas

There was warning message of patch work.
Hash value of "Improve performance of decoder" in the patch series were used for FIXS tag, I removed the FIXS tags in the commit message.

thanks



> -----Original Message-----
> From: Nicolas Dufresne <nicolas.dufresne@...labora.com>
> Sent: Thursday, April 10, 2025 9:39 PM
> To: jackson.lee <jackson.lee@...psnmedia.com>; mchehab@...nel.org;
> hverkuil-cisco@...all.nl; sebastian.fricke@...labora.com;
> bob.beckett@...labora.com; dafna.hirschfeld@...labora.com
> Cc: linux-media@...r.kernel.org; linux-kernel@...r.kernel.org; lafley.kim
> <lafley.kim@...psnmedia.com>; b-brnich@...com; hverkuil@...all.nl; Nas
> Chung <nas.chung@...psnmedia.com>
> Subject: Re: [RESEND PATCH v1 0/7] Performance improvement of decoder
> 
> Hi,
> 
> Le jeudi 10 avril 2025 à 12:39 +0900, Jackson.lee a écrit :
> > From: Jackson Lee <jackson.lee@...psnmedia.com>
> >
> > v4l2-compliance results:
> > ========================
> 
> What there reason for a resend within 3h ?
> 
> Nicolas
> 
> >
> > v4l2-compliance 1.28.1-5233, 64 bits, 64-bit time_t
> >
> > Buffer ioctls:
> >                 warn: v4l2-test-buffers.cpp(693): VIDIOC_CREATE_BUFS
> > not supported
> >                 warn: v4l2-test-buffers.cpp(693): VIDIOC_CREATE_BUFS
> > not supported
> >         test VIDIOC_REQBUFS/CREATE_BUFS/QUERYBUF: OK
> >         test CREATE_BUFS maximum buffers: OK
> >         test VIDIOC_EXPBUF: OK
> >         test Requests: OK (Not Supported)
> >
> > Total for wave5-dec device /dev/video0: 46, Succeeded: 46, Failed: 0,
> > Warnings: 2
> > Total for wave5-enc device /dev/video1: 46, Succeeded: 46, Failed: 0,
> > Warnings: 0
> >
> > Fluster test results:
> > =====================
> >
> > Running test suite JCT-VC-HEVC_V1 with decoder GStreamer-H.265-V4L2-
> > Gst1.0
> > Using 3 parallel job(s)
> > Ran 133/147 tests successfully               in 41.629 secs
> >
> > (1 test fails because of not supporting to parse multi frames, 1 test
> > fails because of a missing frame and slight corruption,
> >  2 tests fail because of sizes which are incompatible with the IP, 11
> > tests fail because of unsupported 10 bit format)
> >
> >
> > Running test suite JVT-AVC_V1 with decoder GStreamer-H.264-V4L2-
> > Gst1.0
> > Using 3 parallel job(s)
> > Ran 78/135 tests successfully               in 44.578 secs
> >
> > (57 fail because the hardware is unable to decode  MBAFF / FMO / Field
> > / Extended profile streams.)
> >
> > Seek test
> > =====================
> > 1. gst-play-1.0 seek.264
> > 2. this will use waylandsink since gst-play-1.0 uses playbin.
> >    if you don't want to hook up display,
> >    you can run gst-play-1.0 seek.264 --videosink=fakevideosink instead
> > 3. Let pipeline run for 2-3 seconds 4. press SPACE key to pause 5.
> > press 0 to reset press SPACE to start again
> >
> > gst-play-1.0 seek.264 --videosink=fakevideosink Press 'k' to see a
> > list of keyboard shortcuts.
> > Now playing /root/seek.264
> > Redistribute latency...
> > Redistribute latency...
> > Redistribute latency...
> > Redistribute latency...
> > Redistribute latency...aused
> > 0:00:09.9 / 0:00:09.7
> > Reached end of play list.
> >
> > Sequence Change test
> > =====================
> > gst-launch-1.0 filesrc location=./switch_1080p_720p_240frames.h264 !
> > h264parse ! v4l2h264dec ! filesink location=./h264_output_420.yuv
> > Setting pipeline to PAUSED ...
> > Pipeline is PREROLLING ...
> > Redistribute latency...
> > Redistribute latency...
> > Pipeline is PREROLLED ...
> > Setting pipeline to PLAYING ...
> > Redistribute latency...
> > New clock: GstSystemClock
> > Got EOS from element "pipeline0".
> > Execution ended after 0:00:05.772414400 Setting pipeline to NULL ...
> > Freeing pipeline ...
> >
> > Change since v0:
> > ===================
> > * For [PATCH v1 2/7] media: chips-media: wave5: Improve performance of
> > decoder
> >  - separates the previous patch to a few patches
> >
> > * For [PATCH v1 3/7] media: chips-media: wave5: Fix not to be closed
> >  - separated from the previous patch of performance improvement of
> >    decoder
> >
> > * For [PATCH v1 4/7] media: chips-media: wave5: Use spinlock whenever
> > state is changed
> >  - separated from the previous patch of performance improvement of
> >    decoder
> >
> > * For [PATCH v1 5/7] media: chips-media: wave5: Fix not to free
> > resources normally when
> >     instance was destroyed
> >  - separated from the previous patch of performance improvement of
> >    decoder
> >
> > * For [PATCH v1 7/7] media: chips-media: wave5: Fix SError of kernel
> > panic when closed
> >  - separated from the previous patch of performance improvement of
> >    decoder
> >
> > Jackson Lee (7):
> >   media: chips-media: wave5: Fix Null reference while testing fluster
> >   media: chips-media: wave5: Improve performance of decoder
> >   media: chips-media: wave5: Fix not to be closed
> >   media: chips-media: wave5: Use spinlock whenever state is changed
> >   media: chips-media: wave5: Fix not to free resources normally when
> >     instance was destroyed
> >   media: chips-media: wave5: Reduce high CPU load
> >   media: chips-media: wave5: Fix SError of kernel panic when closed
> >
> >  .../platform/chips-media/wave5/wave5-helper.c |  10 +-
> >  .../chips-media/wave5/wave5-vpu-dec.c         | 116 +++++++++++-----
> > --
> >  .../chips-media/wave5/wave5-vpu-enc.c         |   8 +-
> >  .../platform/chips-media/wave5/wave5-vpu.c    |  70 +++++++++--
> >  .../platform/chips-media/wave5/wave5-vpuapi.c |  36 +++---
> >  .../platform/chips-media/wave5/wave5-vpuapi.h |  10 ++
> >  .../chips-media/wave5/wave5-vpuconfig.h       |   1 +
> >  7 files changed, 179 insertions(+), 72 deletions(-)
> 
> --
> Nicolas Dufresne
> Principal Engineer at Collabora