diff options
Diffstat (limited to 'drivers/media/v4l2-core/v4l2-ctrls-core.c')
| -rw-r--r-- | drivers/media/v4l2-core/v4l2-ctrls-core.c | 19 |
1 files changed, 10 insertions, 9 deletions
diff --git a/drivers/media/v4l2-core/v4l2-ctrls-core.c b/drivers/media/v4l2-core/v4l2-ctrls-core.c index 01f00093f259..0dab1d7b90f0 100644 --- a/drivers/media/v4l2-core/v4l2-ctrls-core.c +++ b/drivers/media/v4l2-core/v4l2-ctrls-core.c @@ -65,7 +65,7 @@ void send_event(struct v4l2_fh *fh, struct v4l2_ctrl *ctrl, u32 changes) v4l2_event_queue_fh(sev->fh, &ev); } -bool v4l2_ctrl_type_op_equal(const struct v4l2_ctrl *ctrl, u32 elems, +bool v4l2_ctrl_type_op_equal(const struct v4l2_ctrl *ctrl, union v4l2_ctrl_ptr ptr1, union v4l2_ctrl_ptr ptr2) { unsigned int i; @@ -74,7 +74,7 @@ bool v4l2_ctrl_type_op_equal(const struct v4l2_ctrl *ctrl, u32 elems, case V4L2_CTRL_TYPE_BUTTON: return false; case V4L2_CTRL_TYPE_STRING: - for (i = 0; i < elems; i++) { + for (i = 0; i < ctrl->elems; i++) { unsigned int idx = i * ctrl->elem_size; /* strings are always 0-terminated */ @@ -84,7 +84,7 @@ bool v4l2_ctrl_type_op_equal(const struct v4l2_ctrl *ctrl, u32 elems, return true; default: return !memcmp(ptr1.p_const, ptr2.p_const, - elems * ctrl->elem_size); + ctrl->elems * ctrl->elem_size); } } EXPORT_SYMBOL(v4l2_ctrl_type_op_equal); @@ -178,9 +178,10 @@ static void std_init_compound(const struct v4l2_ctrl *ctrl, u32 idx, } void v4l2_ctrl_type_op_init(const struct v4l2_ctrl *ctrl, u32 from_idx, - u32 tot_elems, union v4l2_ctrl_ptr ptr) + union v4l2_ctrl_ptr ptr) { unsigned int i; + u32 tot_elems = ctrl->elems; u32 elems = tot_elems - from_idx; if (from_idx >= tot_elems) @@ -995,7 +996,7 @@ static int std_validate_elem(const struct v4l2_ctrl *ctrl, u32 idx, } } -int v4l2_ctrl_type_op_validate(const struct v4l2_ctrl *ctrl, u32 elems, +int v4l2_ctrl_type_op_validate(const struct v4l2_ctrl *ctrl, union v4l2_ctrl_ptr ptr) { unsigned int i; @@ -1017,11 +1018,11 @@ int v4l2_ctrl_type_op_validate(const struct v4l2_ctrl *ctrl, u32 elems, case V4L2_CTRL_TYPE_BUTTON: case V4L2_CTRL_TYPE_CTRL_CLASS: - memset(ptr.p_s32, 0, elems * sizeof(s32)); + memset(ptr.p_s32, 0, ctrl->new_elems * sizeof(s32)); return 0; } - for (i = 0; !ret && i < elems; i++) + for (i = 0; !ret && i < ctrl->new_elems; i++) ret = std_validate_elem(ctrl, i, ptr); return ret; } @@ -1724,7 +1725,7 @@ static struct v4l2_ctrl *v4l2_ctrl_new(struct v4l2_ctrl_handler *hdl, memcpy(ctrl->p_def.p, p_def.p_const, elem_size); } - ctrl->type_ops->init(ctrl, 0, elems, ctrl->p_cur); + ctrl->type_ops->init(ctrl, 0, ctrl->p_cur); cur_to_new(ctrl); if (handler_new_ref(hdl, ctrl, NULL, false, false)) { @@ -2069,7 +2070,7 @@ static int cluster_changed(struct v4l2_ctrl *master) ctrl_changed = true; if (!ctrl_changed) ctrl_changed = !ctrl->type_ops->equal(ctrl, - ctrl->elems, ctrl->p_cur, ctrl->p_new); + ctrl->p_cur, ctrl->p_new); ctrl->has_changed = ctrl_changed; changed |= ctrl->has_changed; } |