diff options
| -rw-r--r-- | drivers/media/v4l2-core/v4l2-ctrls-api.c | 8 | ||||
| -rw-r--r-- | drivers/media/v4l2-core/v4l2-ctrls-core.c | 33 | ||||
| -rw-r--r-- | include/media/v4l2-ctrls.h | 17 |
3 files changed, 28 insertions, 30 deletions
diff --git a/drivers/media/v4l2-core/v4l2-ctrls-api.c b/drivers/media/v4l2-core/v4l2-ctrls-api.c index 50d012ba3c02..1b90bd7c4010 100644 --- a/drivers/media/v4l2-core/v4l2-ctrls-api.c +++ b/drivers/media/v4l2-core/v4l2-ctrls-api.c @@ -105,8 +105,8 @@ static int user_to_new(struct v4l2_ext_control *c, struct v4l2_ctrl *ctrl) ctrl->is_new = 0; if (ctrl->is_dyn_array && - c->size > ctrl->p_dyn_alloc_elems * ctrl->elem_size) { - void *old = ctrl->p_dyn; + c->size > ctrl->p_array_alloc_elems * ctrl->elem_size) { + void *old = ctrl->p_array; void *tmp = kvzalloc(2 * c->size, GFP_KERNEL); if (!tmp) @@ -115,8 +115,8 @@ static int user_to_new(struct v4l2_ext_control *c, struct v4l2_ctrl *ctrl) memcpy(tmp + c->size, ctrl->p_cur.p, ctrl->elems * ctrl->elem_size); ctrl->p_new.p = tmp; ctrl->p_cur.p = tmp + c->size; - ctrl->p_dyn = tmp; - ctrl->p_dyn_alloc_elems = c->size / ctrl->elem_size; + ctrl->p_array = tmp; + ctrl->p_array_alloc_elems = c->size / ctrl->elem_size; kvfree(old); } diff --git a/drivers/media/v4l2-core/v4l2-ctrls-core.c b/drivers/media/v4l2-core/v4l2-ctrls-core.c index 1f85828d6694..9871c77f559b 100644 --- a/drivers/media/v4l2-core/v4l2-ctrls-core.c +++ b/drivers/media/v4l2-core/v4l2-ctrls-core.c @@ -1135,14 +1135,14 @@ int req_to_new(struct v4l2_ctrl_ref *ref) /* * Check if the number of elements in the request is more than the - * elements in ctrl->p_dyn. If so, attempt to realloc ctrl->p_dyn. - * Note that p_dyn is allocated with twice the number of elements + * elements in ctrl->p_array. If so, attempt to realloc ctrl->p_array. + * Note that p_array is allocated with twice the number of elements * in the dynamic array since it has to store both the current and * new value of such a control. */ - if (ref->p_req_elems > ctrl->p_dyn_alloc_elems) { + if (ref->p_req_elems > ctrl->p_array_alloc_elems) { unsigned int sz = ref->p_req_elems * ctrl->elem_size; - void *old = ctrl->p_dyn; + void *old = ctrl->p_array; void *tmp = kvzalloc(2 * sz, GFP_KERNEL); if (!tmp) @@ -1151,8 +1151,8 @@ int req_to_new(struct v4l2_ctrl_ref *ref) memcpy(tmp + sz, ctrl->p_cur.p, ctrl->elems * ctrl->elem_size); ctrl->p_new.p = tmp; ctrl->p_cur.p = tmp + sz; - ctrl->p_dyn = tmp; - ctrl->p_dyn_alloc_elems = ref->p_req_elems; + ctrl->p_array = tmp; + ctrl->p_array_alloc_elems = ref->p_req_elems; kvfree(old); } @@ -1252,7 +1252,7 @@ void v4l2_ctrl_handler_free(struct v4l2_ctrl_handler *hdl) list_del(&ctrl->node); list_for_each_entry_safe(sev, next_sev, &ctrl->ev_subs, node) list_del(&sev->node); - kvfree(ctrl->p_dyn); + kvfree(ctrl->p_array); kvfree(ctrl); } kvfree(hdl->buckets); @@ -1584,11 +1584,10 @@ static struct v4l2_ctrl *v4l2_ctrl_new(struct v4l2_ctrl_handler *hdl, V4L2_CTRL_FLAG_EXECUTE_ON_WRITE; else if (type == V4L2_CTRL_TYPE_CTRL_CLASS) flags |= V4L2_CTRL_FLAG_READ_ONLY; - else if (!(flags & V4L2_CTRL_FLAG_DYNAMIC_ARRAY) && + else if (!is_array && (type == V4L2_CTRL_TYPE_INTEGER64 || type == V4L2_CTRL_TYPE_STRING || - type >= V4L2_CTRL_COMPOUND_TYPES || - is_array)) + type >= V4L2_CTRL_COMPOUND_TYPES)) sz_extra += 2 * tot_ctrl_size; if (type >= V4L2_CTRL_COMPOUND_TYPES && p_def.p_const) @@ -1632,14 +1631,14 @@ static struct v4l2_ctrl *v4l2_ctrl_new(struct v4l2_ctrl_handler *hdl, ctrl->cur.val = ctrl->val = def; data = &ctrl[1]; - if (ctrl->is_dyn_array) { - ctrl->p_dyn_alloc_elems = elems; - ctrl->p_dyn = kvzalloc(2 * elems * elem_size, GFP_KERNEL); - if (!ctrl->p_dyn) { + if (ctrl->is_array) { + ctrl->p_array_alloc_elems = elems; + ctrl->p_array = kvzalloc(2 * elems * elem_size, GFP_KERNEL); + if (!ctrl->p_array) { kvfree(ctrl); return NULL; } - data = ctrl->p_dyn; + data = ctrl->p_array; } if (!ctrl->is_int) { @@ -1651,7 +1650,7 @@ static struct v4l2_ctrl *v4l2_ctrl_new(struct v4l2_ctrl_handler *hdl, } if (type >= V4L2_CTRL_COMPOUND_TYPES && p_def.p_const) { - if (ctrl->is_dyn_array) + if (ctrl->is_array) ctrl->p_def.p = &ctrl[1]; else ctrl->p_def.p = ctrl->p_cur.p + tot_ctrl_size; @@ -1664,7 +1663,7 @@ static struct v4l2_ctrl *v4l2_ctrl_new(struct v4l2_ctrl_handler *hdl, } if (handler_new_ref(hdl, ctrl, NULL, false, false)) { - kvfree(ctrl->p_dyn); + kvfree(ctrl->p_array); kvfree(ctrl); return NULL; } diff --git a/include/media/v4l2-ctrls.h b/include/media/v4l2-ctrls.h index 00828a4f9404..5ddd506ae7b9 100644 --- a/include/media/v4l2-ctrls.h +++ b/include/media/v4l2-ctrls.h @@ -203,7 +203,7 @@ typedef void (*v4l2_ctrl_notify_fnc)(struct v4l2_ctrl *ctrl, void *priv); * @elem_size: The size in bytes of the control. * @new_elems: The number of elements in p_new. This is the same as @elems, * except for dynamic arrays. In that case it is in the range of - * 1 to @p_dyn_alloc_elems. + * 1 to @p_array_alloc_elems. * @dims: The size of each dimension. * @nr_of_dims:The number of dimensions in @dims. * @menu_skip_mask: The control's skip mask for menu controls. This makes it @@ -227,12 +227,11 @@ typedef void (*v4l2_ctrl_notify_fnc)(struct v4l2_ctrl *ctrl, void *priv); * not freed when the control is deleted. Should this be needed * then a new internal bitfield can be added to tell the framework * to free this pointer. - * @p_dyn: Pointer to the dynamically allocated array. Only valid if - * @is_dyn_array is true. - * @p_dyn_alloc_elems: The number of elements in the dynamically allocated - * array for both the cur and new values. So @p_dyn is actually - * sized for 2 * @p_dyn_alloc_elems * @elem_size. Only valid if - * @is_dyn_array is true. + * @p_array: Pointer to the allocated array. Only valid if @is_array is true. + * @p_array_alloc_elems: The number of elements in the allocated + * array for both the cur and new values. So @p_array is actually + * sized for 2 * @p_array_alloc_elems * @elem_size. Only valid if + * @is_array is true. * @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). @@ -291,8 +290,8 @@ struct v4l2_ctrl { }; unsigned long flags; void *priv; - void *p_dyn; - u32 p_dyn_alloc_elems; + void *p_array; + u32 p_array_alloc_elems; s32 val; struct { s32 val; |