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authorLinus Torvalds <torvalds@linux-foundation.org>2019-05-16 11:57:16 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2019-05-16 11:57:16 -0700
commit01be377c62210a8d8fef35be906f9349591bb7cd (patch)
tree98ac365ebad6412217468a9475c109cd6d364cf6 /Documentation
parentMerge tag 'edac_fixes_for_5.2' of git://git.kernel.org/pub/scm/linux/kernel/git/bp/bp (diff)
parentmedia: rockchip/vpu: Fix/re-order probe-error/remove path (diff)
downloadlinux-dev-01be377c62210a8d8fef35be906f9349591bb7cd.tar.xz
linux-dev-01be377c62210a8d8fef35be906f9349591bb7cd.zip
Merge tag 'media/v5.2-1' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media
Pull media fixes from Mauro Carvalho Chehab: "Some fixes for some platform drivers (rockchip, atmel, omap, daVinci, tegra-cec, coda and rcar). Also includes a fix on one of the V4L2 uAPI doc, explaining a border case" * tag 'media/v5.2-1' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media: media: rockchip/vpu: Fix/re-order probe-error/remove path media: rockchip/vpu: Initialize mdev->bus_info media: rockchip/vpu: Get vdev from the file arg in vidioc_querycap() media: rockchip/vpu: Add missing dont_use_autosuspend() calls media: rockchip/vpu: Do not request id 0 for our video device media: tegra-cec: fix cec_notifier_parse_hdmi_phandle return check media: davinci/vpbe: array underflow in vpbe_enum_outputs() media: field-order.rst: clarify FIELD_ANY and FIELD_NONE media: staging/imx: add media device to capture register media: rcar-csi2: Propagate the FLD signal for NTSC and PAL media: rcar-csi2: restart CSI-2 link if error is detected media: omap_vout: potential buffer overflow in vidioc_dqbuf() media: coda: fix unset field and fail on invalid field in buf_prepare media: atmel: atmel-isc: fix asd memory allocation media: atmel: atmel-isc: fix INIT_WORK misplacement media: atmel: atmel-isc: limit incoming pixels per frame
Diffstat (limited to 'Documentation')
-rw-r--r--Documentation/media/uapi/v4l/field-order.rst16
1 files changed, 7 insertions, 9 deletions
diff --git a/Documentation/media/uapi/v4l/field-order.rst b/Documentation/media/uapi/v4l/field-order.rst
index 3fb473e3b8e2..d640e922a974 100644
--- a/Documentation/media/uapi/v4l/field-order.rst
+++ b/Documentation/media/uapi/v4l/field-order.rst
@@ -75,12 +75,11 @@ enum v4l2_field
* - ``V4L2_FIELD_ANY``
- 0
- - Applications request this field order when any one of the
- ``V4L2_FIELD_NONE``, ``V4L2_FIELD_TOP``, ``V4L2_FIELD_BOTTOM``, or
- ``V4L2_FIELD_INTERLACED`` formats is acceptable. Drivers choose
- depending on hardware capabilities or e. g. the requested image
- size, and return the actual field order. Drivers must never return
- ``V4L2_FIELD_ANY``. If multiple field orders are possible the
+ - Applications request this field order when any field format
+ is acceptable. Drivers choose depending on hardware capabilities or
+ e.g. the requested image size, and return the actual field order.
+ Drivers must never return ``V4L2_FIELD_ANY``.
+ If multiple field orders are possible the
driver must choose one of the possible field orders during
:ref:`VIDIOC_S_FMT <VIDIOC_G_FMT>` or
:ref:`VIDIOC_TRY_FMT <VIDIOC_G_FMT>`. struct
@@ -88,9 +87,8 @@ enum v4l2_field
``V4L2_FIELD_ANY``.
* - ``V4L2_FIELD_NONE``
- 1
- - Images are in progressive format, not interlaced. The driver may
- also indicate this order when it cannot distinguish between
- ``V4L2_FIELD_TOP`` and ``V4L2_FIELD_BOTTOM``.
+ - Images are in progressive (frame-based) format, not interlaced
+ (field-based).
* - ``V4L2_FIELD_TOP``
- 2
- Images consist of the top (aka odd) field only.