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[media] v4l2-ctrls: v4l2_ctrl_handler_setup code simplification

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Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Hans Verkuil 2011-06-14 11:01:52 -03:00 committed by Mauro Carvalho Chehab
parent e64025850d
commit 71c6c4c918
1 changed files with 4 additions and 9 deletions
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13
drivers/media/video/v4l2-ctrls.c
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@ -1411,26 +1411,21 @@ int v4l2_ctrl_handler_setup(struct v4l2_ctrl_handler *hdl)
int i;
/* Skip if this control was already handled by a cluster. */
if (ctrl->done)
/* Skip button controls and read-only controls. */
if (ctrl->done || ctrl->type == V4L2_CTRL_TYPE_BUTTON ||
(ctrl->flags & V4L2_CTRL_FLAG_READ_ONLY))
continue;
for (i = 0; i < master->ncontrols; i++) {
if (master->cluster[i]) {
cur_to_new(master->cluster[i]);
master->cluster[i]->is_new = 1;
master->cluster[i]->done = true;
}
}
/* Skip button controls and read-only controls. */
if (ctrl->type == V4L2_CTRL_TYPE_BUTTON ||
(ctrl->flags & V4L2_CTRL_FLAG_READ_ONLY))
continue;
ret = call_op(master, s_ctrl);
if (ret)
break;
for (i = 0; i < master->ncontrols; i++)
if (master->cluster[i])
master->cluster[i]->done = true;
}
mutex_unlock(&hdl->lock);
return ret;