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[109.252.138.165]) by smtp.gmail.com with ESMTPSA id t13sm1515599lfl.94.2022.02.07.06.20.19 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 07 Feb 2022 06:20:20 -0800 (PST) From: Dmitry Osipenko To: Thierry Reding , Jonathan Hunter , Mauro Carvalho Chehab , Hans Verkuil , Nicolas Dufresne , Ezequiel Garcia Cc: linux-media@vger.kernel.org, linux-staging@lists.linux.dev, linux-tegra@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH v3 0/4] Add V4L stateless video decoder API support to NVIDIA Tegra driver Date: Mon, 7 Feb 2022 17:19:33 +0300 Message-Id: <20220207141937.13089-1-digetx@gmail.com> X-Mailer: git-send-email 2.34.1 MIME-Version: 1.0 X-Spam-Status: No, score=-2.1 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,FREEMAIL_FROM, RCVD_IN_DNSWL_NONE,SPF_HELO_NONE,SPF_PASS,T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-tegra@vger.kernel.org Support V4L stateless video decoder API by NVIDIA Tegra decoder driver. Tested using GStreamer [1] and libvdpau-tegra [2][8]. [1] https://github.com/grate-driver/gstreamer/commit/b8509bdbb69b534e61419ea1798f32f9ad2f3597 [2] https://github.com/grate-driver/libvdpau-tegra/commit/f822e95911e5e0c39f8ba19f843ddc1e0138d5ce [8] https://github.com/grate-driver/libvdpau-tegra/commit/80db4d02369f2a984ce3173d6bc305f32e9fdb97 Changelog: v3: - Added new decode_params flags [7] instead of V4L2_BUF_FLAG_*FRAME flags, as was suggested by Nicolas Dufresne. [7] https://github.com/grate-driver/gstreamer/commit/c5cd847f9c26b7669720ae58f9058de2515f51a2 - Added new patch that removes legacy UAPI. v2: - Made V4L2_BUF_FLAG_*FRAME flags mandatory [3] and dropped reading of raw bitstream from the driver code, as was suggested by Nicolas Dufresne. [3] https://github.com/grate-driver/gstreamer/commit/aee292f0f2e84b7654a314dd7e63f916888ffaa5 - Ran v4l2-compliance [4] and fluster [5][6] tests, like was suggested by Nicolas Dufresne. Fixed minor v4l2-compliance errors that were related to a partial initialization of the coded format and were harmless in practice, but made compliance checker unhappy. [4] https://gist.github.com/digetx/5d6bcdab633488f1dcc7c141ab90d30e [5] https://gist.github.com/digetx/b06c5d779e9d25afa41d9f46946fe399 [6] https://gist.github.com/digetx/ac4198bc340e5065aa8ec3288bb21356 Dmitry Osipenko (4): media: v4l2-ctrls: Add new V4L2_H264_DECODE_PARAM_FLAG_P/BFRAME flags media: staging: tegra-vde: Factor out H.264 code media: staging: tegra-vde: Support V4L stateless video decoder API media: staging: tegra-vde: Remove legacy UAPI support .../media/v4l/ext-ctrls-codec-stateless.rst | 6 + drivers/staging/media/tegra-vde/Kconfig | 7 + drivers/staging/media/tegra-vde/Makefile | 2 +- .../staging/media/tegra-vde/dmabuf-cache.c | 2 +- drivers/staging/media/tegra-vde/h264.c | 946 +++++++++++++++ drivers/staging/media/tegra-vde/iommu.c | 2 +- drivers/staging/media/tegra-vde/uapi.h | 73 -- drivers/staging/media/tegra-vde/v4l2.c | 1018 +++++++++++++++++ drivers/staging/media/tegra-vde/vde.c | 945 ++------------- drivers/staging/media/tegra-vde/vde.h | 121 +- include/uapi/linux/v4l2-controls.h | 2 + 11 files changed, 2170 insertions(+), 954 deletions(-) create mode 100644 drivers/staging/media/tegra-vde/h264.c delete mode 100644 drivers/staging/media/tegra-vde/uapi.h create mode 100644 drivers/staging/media/tegra-vde/v4l2.c