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authorJens Axboe <axboe@kernel.dk>2018-02-07 15:54:20 -0700
committerJens Axboe <axboe@kernel.dk>2018-02-07 15:54:20 -0700
commit61a695184fcc8f225327206b88320279dd8684af (patch)
tree6cbda2b0e7de94ebad95072d17cc0aa82c9d8ab3 /include/media/v4l2-ctrls.h
parent9e05c864993c5442227f83ae1694a737d7a102ed (diff)
parent581e400ff935d34d95811258586128bf11baef15 (diff)
Merge branch 'master' into test
* master: (1190 commits) ASoC: stm32: add of dependency for stm32 drivers ASoC: mt8173-rt5650: fix child-node lookup ASoC: dapm: fix debugfs read using path->connected platform/x86: samsung-laptop: Re-use DEFINE_SHOW_ATTRIBUTE() macro platform/x86: ideapad-laptop: Re-use DEFINE_SHOW_ATTRIBUTE() macro platform/x86: dell-laptop: Re-use DEFINE_SHOW_ATTRIBUTE() macro seq_file: Introduce DEFINE_SHOW_ATTRIBUTE() helper macro Documentation/sysctl/user.txt: fix typo MAINTAINERS: update ARM/QUALCOMM SUPPORT patterns MAINTAINERS: update various PALM patterns MAINTAINERS: update "ARM/OXNAS platform support" patterns MAINTAINERS: update Cortina/Gemini patterns MAINTAINERS: remove ARM/CLKDEV SUPPORT file pattern MAINTAINERS: remove ANDROID ION pattern mm: docs: add blank lines to silence sphinx "Unexpected indentation" errors mm: docs: fix parameter names mismatch mm: docs: fixup punctuation pipe: read buffer limits atomically pipe: simplify round_pipe_size() pipe: reject F_SETPIPE_SZ with size over UINT_MAX ...
Diffstat (limited to 'include/media/v4l2-ctrls.h')
-rw-r--r--include/media/v4l2-ctrls.h11
1 files changed, 9 insertions, 2 deletions
diff --git a/include/media/v4l2-ctrls.h b/include/media/v4l2-ctrls.h
index a9ced6bbee55..05ebb9ef9e73 100644
--- a/include/media/v4l2-ctrls.h
+++ b/include/media/v4l2-ctrls.h
@@ -166,8 +166,15 @@ typedef void (*v4l2_ctrl_notify_fnc)(struct v4l2_ctrl *ctrl, void *priv);
* empty strings ("") correspond to non-existing menu items (this
* is in addition to the menu_skip_mask above). The last entry
* must be NULL.
+ * Used only if the @type is %V4L2_CTRL_TYPE_MENU.
+ * @qmenu_int: A 64-bit integer array for with integer menu items.
+ * The size of array must be equal to the menu size, e. g.:
+ * :math:`ceil(\frac{maximum - minimum}{step}) + 1`.
+ * Used only if the @type is %V4L2_CTRL_TYPE_INTEGER_MENU.
* @flags: The control's flags.
- * @cur: The control's current value.
+ * @cur: Structure to store the current value.
+ * @cur.val: The control's current value, if the @type is represented via
+ * a u32 integer (see &enum v4l2_ctrl_type).
* @val: The control's new s32 value.
* @priv: The control's private pointer. For use by the driver. It is
* untouched by the control framework. Note that this pointer is
@@ -1139,7 +1146,7 @@ int v4l2_s_ext_ctrls(struct v4l2_fh *fh, struct v4l2_ctrl_handler *hdl,
/**
* v4l2_ctrl_subdev_subscribe_event - Helper function to implement
- * as a &struct v4l2_subdev_core_ops subscribe_event function
+ * as a &struct v4l2_subdev_core_ops subscribe_event function
* that just subscribes control events.
*
* @sd: pointer to &struct v4l2_subdev