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From: Sergey Senozhatsky <senozhatsky@chromium.org>
To: Tomasz Figa <tfiga@chromium.org>,
	Hans Verkuil <hverkuil-cisco@xs4all.nl>
Cc: Ricardo Ribalda <ribalda@chromium.org>,
	Christoph Hellwig <hch@lst.de>,
	Mauro Carvalho Chehab <mchehab@kernel.org>,
	linux-media@vger.kernel.org, linux-kernel@vger.kernel.org,
	Sergey Senozhatsky <senozhatsky@chromium.org>
Subject: [PATCHv3 0/8] videobuf2: support new noncontiguous DMA API
Date: Fri,  9 Jul 2021 18:20:19 +0900	[thread overview]
Message-ID: <20210709092027.1050834-1-senozhatsky@chromium.org> (raw)

Hello,

        The series adds support for noncontiguous DMA API and
V4L2_MEMORY_FLAG_NON_COHERENT UAPI.

V2: https://lore.kernel.org/lkml/20210427131344.139443-1-senozhatsky@chromium.org/

v3:
-- addressed review feedback

Sergey Senozhatsky (8):
  videobuf2: rework vb2_mem_ops API
  videobuf2: inverse buffer cache_hints flags
  videobuf2: split buffer cache_hints initialisation
  videobuf2: move cache_hints handling to allocators
  videobuf2: add V4L2_MEMORY_FLAG_NON_COHERENT flag
  videobuf2: add queue memory coherency parameter
  videobuf2: handle V4L2_MEMORY_FLAG_NON_COHERENT flag
  videobuf2: handle non-contiguous DMA allocations

 .../userspace-api/media/v4l/buffer.rst        |  40 +++-
 .../media/v4l/vidioc-create-bufs.rst          |   7 +-
 .../media/v4l/vidioc-reqbufs.rst              |  16 +-
 .../media/common/videobuf2/videobuf2-core.c   | 127 ++++++++-----
 .../common/videobuf2/videobuf2-dma-contig.c   | 173 ++++++++++++++----
 .../media/common/videobuf2/videobuf2-dma-sg.c |  39 ++--
 .../media/common/videobuf2/videobuf2-v4l2.c   |  59 +++---
 .../common/videobuf2/videobuf2-vmalloc.c      |  30 +--
 drivers/media/dvb-core/dvb_vb2.c              |   2 +-
 drivers/media/v4l2-core/v4l2-compat-ioctl32.c |   9 +-
 drivers/media/v4l2-core/v4l2-ioctl.c          |   4 +-
 include/media/videobuf2-core.h                |  59 +++---
 include/uapi/linux/videodev2.h                |  11 +-
 13 files changed, 396 insertions(+), 180 deletions(-)

-- 
2.32.0.93.g670b81a890-goog


             reply	other threads:[~2021-07-09  9:20 UTC|newest]

Thread overview: 20+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-07-09  9:20 Sergey Senozhatsky [this message]
2021-07-09  9:20 ` [PATCHv3 1/8] videobuf2: rework vb2_mem_ops API Sergey Senozhatsky
2021-07-09  9:20 ` [PATCHv3 2/8] videobuf2: inverse buffer cache_hints flags Sergey Senozhatsky
2021-07-09  9:20 ` [PATCHv3 3/8] videobuf2: split buffer cache_hints initialisation Sergey Senozhatsky
2021-07-09  9:20 ` [PATCHv3 4/8] videobuf2: move cache_hints handling to allocators Sergey Senozhatsky
2021-07-09  9:20 ` [PATCHv3 5/8] videobuf2: add V4L2_MEMORY_FLAG_NON_COHERENT flag Sergey Senozhatsky
2021-07-09  9:20 ` [PATCHv3 6/8] videobuf2: add queue memory coherency parameter Sergey Senozhatsky
2021-07-09  9:20 ` [PATCHv3 7/8] videobuf2: handle V4L2_MEMORY_FLAG_NON_COHERENT flag Sergey Senozhatsky
2021-07-22 17:33   ` Dafna Hirschfeld
2021-07-26  1:40     ` Sergey Senozhatsky
2021-07-26  4:05       ` Sergey Senozhatsky
2021-07-26  4:20         ` Sergey Senozhatsky
2021-07-26  4:22           ` Tomasz Figa
2021-07-26  4:41             ` Sergey Senozhatsky
2021-07-09  9:20 ` [PATCHv3 8/8] videobuf2: handle non-contiguous DMA allocations Sergey Senozhatsky
2021-07-22 17:26   ` Dafna Hirschfeld
2021-07-26  3:59     ` Sergey Senozhatsky
2021-07-26  4:04       ` Tomasz Figa
2021-07-26  4:10         ` Sergey Senozhatsky
2021-07-27  7:06     ` Sergey Senozhatsky

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