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author | Linus Torvalds <torvalds@linux-foundation.org> | 2022-10-07 11:04:35 -0700 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2022-10-07 11:04:35 -0700 |
commit | 5d435a3f7b6cb1db566d0f56f5f8dc33be0dde69 (patch) | |
tree | 9633f2458c973fccc3ee0fa85b0b24cfe62aa6bf /drivers/staging/media/deprecated/saa7146/av7110/video-get-status.rst | |
parent | Merge tag 'ata-6.1-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/dlemoal/libata (diff) | |
parent | media: destage Hantro VPU driver (diff) | |
download | linux-dev-5d435a3f7b6cb1db566d0f56f5f8dc33be0dde69.tar.xz linux-dev-5d435a3f7b6cb1db566d0f56f5f8dc33be0dde69.zip |
Merge tag 'media/v6.1-1' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media
Pull media updates from Mauro Carvalho Chehab:
- New driver for Mediatek MDP V3
- New driver for NXP i.MX DW100 dewarper
- Zoran driver got promoted from staging
- Hantro and related drivers got promoted from staging
- Several VB1 drivers got moved to staging/deprecated (cpia2, fsl-viu,
meye, saa7146, av7110, stkwebcam, tm6000, vpfe_capture, davinci,
zr364xx)
- Usual set of driver fixes, improvements and cleanups
* tag 'media/v6.1-1' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media: (107 commits)
media: destage Hantro VPU driver
media: platform: mtk-mdp3: add MediaTek MDP3 driver
media: dt-binding: mediatek: add bindings for MediaTek CCORR and WDMA
media: dt-binding: mediatek: add bindings for MediaTek MDP3 components
media: xilinx: vipp: Fix refcount leak in xvip_graph_dma_init
media: xilinx: video: Add 1X12 greyscale format
media: xilinx: csi2rxss: Add 1X12 greyscale format
media: staging: media: imx: imx7-media-csi: Increase video mem limit
media: uvcvideo: Limit power line control for Sonix Technology
media: uvcvideo: Use entity get_cur in uvc_ctrl_set
media: uvcvideo: Fix typo 'the the' in comment
media: uvcvideo: Use indexed loops in uvc_ctrl_init_ctrl()
media: uvcvideo: Fix memory leak in uvc_gpio_parse
media: renesas: vsp1: Add support for RZ/G2L VSPD
media: renesas: vsp1: Add VSP1_HAS_NON_ZERO_LBA feature bit
media: renesas: vsp1: Add support for VSP software version
media: renesas: vsp1: Add support to deassert/assert reset line
media: dt-bindings: media: renesas,vsp1: Document RZ/G2L VSPD bindings
media: meson: vdec: add missing clk_disable_unprepare on error in vdec_hevc_start()
media: amphion: fix a bug that vpu core may not resume after suspend
...
Diffstat (limited to 'drivers/staging/media/deprecated/saa7146/av7110/video-get-status.rst')
-rw-r--r-- | drivers/staging/media/deprecated/saa7146/av7110/video-get-status.rst | 72 |
1 files changed, 72 insertions, 0 deletions
diff --git a/drivers/staging/media/deprecated/saa7146/av7110/video-get-status.rst b/drivers/staging/media/deprecated/saa7146/av7110/video-get-status.rst new file mode 100644 index 000000000000..9b86fbf411d4 --- /dev/null +++ b/drivers/staging/media/deprecated/saa7146/av7110/video-get-status.rst @@ -0,0 +1,72 @@ +.. SPDX-License-Identifier: GFDL-1.1-no-invariants-or-later +.. c:namespace:: DTV.video + +.. _VIDEO_GET_STATUS: + +================ +VIDEO_GET_STATUS +================ + +Name +---- + +VIDEO_GET_STATUS + +.. attention:: This ioctl is deprecated. + +Synopsis +-------- + +.. c:macro:: VIDEO_GET_STATUS + +``int ioctl(fd, VIDEO_GET_STATUS, struct video_status *status)`` + +Arguments +--------- + +.. flat-table:: + :header-rows: 0 + :stub-columns: 0 + + - .. row 1 + + - int fd + + - File descriptor returned by a previous call to open(). + + - .. row 2 + + - int request + + - Equals VIDEO_GET_STATUS for this command. + + - .. row 3 + + - struct video_status \*status + + - Returns the current status of the Video Device. + +Description +----------- + +This ioctl call asks the Video Device to return the current status of +the device. + +.. c:type:: video_status + +.. code-block:: c + + struct video_status { + int video_blank; /* blank video on freeze? */ + video_play_state_t play_state; /* current state of playback */ + video_stream_source_t stream_source; /* current source (demux/memory) */ + video_format_t video_format; /* current aspect ratio of stream*/ + video_displayformat_t display_format;/* selected cropping mode */ + }; + +Return Value +------------ + +On success 0 is returned, on error -1 and the ``errno`` variable is set +appropriately. The generic error codes are described at the +:ref:`Generic Error Codes <gen-errors>` chapter. |