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authorHans Verkuil <hans.verkuil@cisco.com>2014-04-27 06:38:13 (GMT)
committerMauro Carvalho Chehab <m.chehab@samsung.com>2014-07-17 14:57:17 (GMT)
commit2a9ec3731137f973c6289698de6566a25418b96f (patch)
treeeb223ef2c2860dc1dd7bdd6fa06a7fca2210b133 /drivers/media/v4l2-core/v4l2-ctrls.c
parent9ea1b7a4b66fddfab9e65e243b72d18371f8d9a5 (diff)
downloadlinux-2a9ec3731137f973c6289698de6566a25418b96f.tar.xz
[media] v4l2-ctrls: use ptrs for all but the s32 type
Rather than having two unions for all types just keep 'val' and 'cur.val' and use the p_cur and p_new unions to access all others. The only reason for keeping 'val' and 'cur.val' is that it is used all over, so converting this as well would be a huge job. Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com> Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>
Diffstat (limited to 'drivers/media/v4l2-core/v4l2-ctrls.c')
-rw-r--r--drivers/media/v4l2-core/v4l2-ctrls.c16
1 files changed, 9 insertions, 7 deletions
diff --git a/drivers/media/v4l2-core/v4l2-ctrls.c b/drivers/media/v4l2-core/v4l2-ctrls.c
index 1b4d37c..4b10571 100644
--- a/drivers/media/v4l2-core/v4l2-ctrls.c
+++ b/drivers/media/v4l2-core/v4l2-ctrls.c
@@ -1135,7 +1135,7 @@ static void fill_event(struct v4l2_event *ev, struct v4l2_ctrl *ctrl, u32 change
if (ctrl->is_ptr)
ev->u.ctrl.value64 = 0;
else
- ev->u.ctrl.value64 = ctrl->cur.val64;
+ ev->u.ctrl.value64 = *ctrl->p_cur.p_s64;
ev->u.ctrl.minimum = ctrl->minimum;
ev->u.ctrl.maximum = ctrl->maximum;
if (ctrl->type == V4L2_CTRL_TYPE_MENU
@@ -1801,7 +1801,9 @@ static struct v4l2_ctrl *v4l2_ctrl_new(struct v4l2_ctrl_handler *hdl,
flags |= V4L2_CTRL_FLAG_WRITE_ONLY;
else if (type == V4L2_CTRL_TYPE_CTRL_CLASS)
flags |= V4L2_CTRL_FLAG_READ_ONLY;
- else if (type == V4L2_CTRL_TYPE_STRING || type >= V4L2_CTRL_COMPOUND_TYPES)
+ else if (type == V4L2_CTRL_TYPE_INTEGER64 ||
+ type == V4L2_CTRL_TYPE_STRING ||
+ type >= V4L2_CTRL_COMPOUND_TYPES)
sz_extra += 2 * elem_size;
ctrl = kzalloc(sizeof(*ctrl) + sz_extra, GFP_KERNEL);
@@ -1833,10 +1835,10 @@ static struct v4l2_ctrl *v4l2_ctrl_new(struct v4l2_ctrl_handler *hdl,
ctrl->qmenu_int = qmenu_int;
ctrl->priv = priv;
ctrl->cur.val = ctrl->val = def;
- data = &ctrl->cur + 1;
+ data = &ctrl[1];
- if (ctrl->is_ptr) {
- ctrl->p = ctrl->p_new.p = data;
+ if (!ctrl->is_int) {
+ ctrl->p_new.p = data;
ctrl->p_cur.p = data + elem_size;
} else {
ctrl->p_new.p = &ctrl->val;
@@ -3103,10 +3105,10 @@ int v4l2_ctrl_modify_range(struct v4l2_ctrl *ctrl,
ctrl->maximum = max;
ctrl->step = step;
ctrl->default_value = def;
- c.value = ctrl->cur.val;
+ c.value = *ctrl->p_cur.p_s32;
if (validate_new(ctrl, &c))
c.value = def;
- if (c.value != ctrl->cur.val)
+ if (c.value != *ctrl->p_cur.p_s32)
ret = set_ctrl(NULL, ctrl, &c, V4L2_EVENT_CTRL_CH_RANGE);
else
send_event(NULL, ctrl, V4L2_EVENT_CTRL_CH_RANGE);