From patchwork Mon Aug 23 12:22:27 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sergey Senozhatsky X-Patchwork-Id: 76519 Received: from vger.kernel.org ([23.128.96.18]) by www.linuxtv.org with esmtp (Exim 4.92) (envelope-from ) id 1mI8yW-00C3i0-ES; Mon, 23 Aug 2021 12:22:52 +0000 Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236864AbhHWMX3 (ORCPT + 1 other); Mon, 23 Aug 2021 08:23:29 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:57392 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235813AbhHWMX2 (ORCPT ); Mon, 23 Aug 2021 08:23:28 -0400 Received: from mail-pj1-x1029.google.com (mail-pj1-x1029.google.com [IPv6:2607:f8b0:4864:20::1029]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 08E05C061757 for ; Mon, 23 Aug 2021 05:22:46 -0700 (PDT) Received: by mail-pj1-x1029.google.com with SMTP id u11-20020a17090adb4b00b00181668a56d6so5756197pjx.5 for ; Mon, 23 Aug 2021 05:22:46 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=chromium.org; s=google; h=from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=EBrLZ/hTuEdFX3I/jxwu3RDKU2SHu+BSyIoX6591D+Q=; b=CpNE8kZH0JCdJpJv39anVC8Dvh+OT0TIHS7W19peeoTMlEUQDSVwL7QXJrV+mVdLd9 rqTW8DoPEvmCRAgcLbJUPeNxS5JQeUbQg6FtF93GC37R/Lms+0s9XesPHMC0O01g41WS XXEOlXEO00nAa6XT/37VGpTFhGbZbPyL96f0w= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=EBrLZ/hTuEdFX3I/jxwu3RDKU2SHu+BSyIoX6591D+Q=; b=hjiJ4cxWaAQGy72+HXvfmhzg4lAiv/hrUS2BFePavJsnOTlJrCOjityMqnC9S1rwzN 6bBux7cVtv7AvfXib12BGdhOui1U0XtoXW7Yh+w84esdXWyhXIXkdgUfnBO2qtz3nyoq nKTUM2RJgueWbYd6XEWvWnBRTfqgeY5U2Vk9fH0lo1iOycXJtCjxCpfmlbsfHxfgC/5B vvH3uwachFZ3BlnhdKxfk4IX5XHAKv5Bc15stviO2N28pir/7c/4JRgTT4NJG7EIHiUa HC6oyWXwSsQhskiFS/ruYH/rtAcx+Oiktg5OF1ytzrcqzgh+R7Rd8k7CgdHgBoNaYTYI UTqA== X-Gm-Message-State: AOAM533vD/xkxE2cMmci2YeQ8EVGpe//45UqraWYZuN4Z/jOE/J85VKC Q31aaUHOeoy57o3EKPTOveXqTQ== X-Google-Smtp-Source: ABdhPJxcU4dCbte1s5Vo9ec2RGDARkUrI0UuP+uhs/rvwrdVYNd7Vw4ktta5LROLVqW7o0vwp+gAAg== X-Received: by 2002:a17:90a:808b:: with SMTP id c11mr2719504pjn.33.1629721365554; Mon, 23 Aug 2021 05:22:45 -0700 (PDT) Received: from senozhatsky.flets-east.jp ([2409:10:2e40:5100:8821:8b2f:2912:f9e4]) by smtp.gmail.com with ESMTPSA id a15sm9035576pfn.219.2021.08.23.05.22.41 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 23 Aug 2021 05:22:44 -0700 (PDT) From: Sergey Senozhatsky To: Tomasz Figa , Hans Verkuil Cc: Marek Szyprowski , Dafna Hirschfeld , Ricardo Ribalda , Christoph Hellwig , Mauro Carvalho Chehab , linux-media@vger.kernel.org, linux-kernel@vger.kernel.org, Sergey Senozhatsky Subject: [PATCHv5 0/8] videobuf2: support new noncontiguous DMA API Date: Mon, 23 Aug 2021 21:22:27 +0900 Message-Id: <20210823122235.116189-1-senozhatsky@chromium.org> X-Mailer: git-send-email 2.33.0.rc2.250.ged5fa647cd-goog MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org X-LSpam-Score: -4.8 (----) X-LSpam-Report: No, score=-4.8 required=5.0 tests=BAYES_00=-1.9,DKIMWL_WL_HIGH=0.001,DKIM_SIGNED=0.1,DKIM_VALID=-0.1,DKIM_VALID_AU=-0.1,HEADER_FROM_DIFFERENT_DOMAINS=0.5,MAILING_LIST_MULTI=-1,RCVD_IN_DNSWL_MED=-2.3 autolearn=ham autolearn_force=no Hello, The series adds support for noncontiguous DMA API and V4L2_MEMORY_FLAG_NON_COHERENT UAPI. v5: https://lore.kernel.org/lkml/20210727070517.443167-1-senozhatsky@chromium.org/ -- addressed feedback from Hans -- typos and grammar -- reversed vb2 queue and vb2 non-coherent memory flag 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 | 126 +++++++---- .../common/videobuf2/videobuf2-dma-contig.c | 198 ++++++++++++++---- .../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, 419 insertions(+), 181 deletions(-)