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staging: tidspbridge: mgr_enum_node_info cleanup 

Reorganized mgr_enum_node_info code to increase its
readability.

Signed-off-by: Ionut Nicu <ionut.nicu@mindbit.ro>
Signed-off-by: Omar Ramirez Luna <omar.ramirez@ti.com>
This commit is contained in:
Ionut Nicu 2010-11-05 17:01:49 +00:00 committed by Omar Ramirez Luna
parent d723818e7c
commit 59403c21af
1 changed files with 16 additions and 35 deletions
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51
drivers/staging/tidspbridge/rmgr/mgr.c
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@ -134,8 +134,7 @@ int mgr_enum_node_info(u32 node_id, struct dsp_ndbprops *pndb_props,
u32 undb_props_size, u32 *pu_num_nodes) u32 undb_props_size, u32 *pu_num_nodes)
{ {
int status = 0; int status = 0;
struct dsp_uuid node_uuid, temp_uuid; struct dsp_uuid node_uuid;
u32 temp_index = 0;
u32 node_index = 0; u32 node_index = 0;
struct dcd_genericobj gen_obj; struct dcd_genericobj gen_obj;
struct mgr_object *pmgr_obj = NULL; struct mgr_object *pmgr_obj = NULL;
@ -149,24 +148,27 @@ int mgr_enum_node_info(u32 node_id, struct dsp_ndbprops *pndb_props,
*pu_num_nodes = 0; *pu_num_nodes = 0;
/* Get the Manager Object from the driver data */ /* Get the Manager Object from the driver data */
if (!drv_datap || !drv_datap->mgr_object) { if (!drv_datap || !drv_datap->mgr_object) {
status = -ENODATA;
pr_err("%s: Failed to retrieve the object handle\n", __func__); pr_err("%s: Failed to retrieve the object handle\n", __func__);
goto func_cont; return -ENODATA;
} else {
pmgr_obj = drv_datap->mgr_object;
} }
pmgr_obj = drv_datap->mgr_object;
DBC_ASSERT(pmgr_obj); DBC_ASSERT(pmgr_obj);
/* Forever loop till we hit failed or no more items in the /* Forever loop till we hit failed or no more items in the
* Enumeration. We will exit the loop other than 0; */ * Enumeration. We will exit the loop other than 0; */
while (status == 0) { while (!status) {
status = dcd_enumerate_object(temp_index++, DSP_DCDNODETYPE, status = dcd_enumerate_object(node_index++, DSP_DCDNODETYPE,
&temp_uuid); &node_uuid);
if (status == 0) { if (status)
node_index++; break;
if (node_id == (node_index - 1)) *pu_num_nodes = node_index;
node_uuid = temp_uuid; if (node_id == (node_index - 1)) {
status = dcd_get_object_def(pmgr_obj->hdcd_mgr,
&node_uuid, DSP_DCDNODETYPE, &gen_obj);
if (status)
break;
/* Get the Obj def */
*pndb_props = gen_obj.obj_data.node_obj.ndb_props;
} }
} }
@ -174,27 +176,6 @@ int mgr_enum_node_info(u32 node_id, struct dsp_ndbprops *pndb_props,
if (status > 0) if (status > 0)
status = 0; status = 0;
if (!status) {
if (node_id > (node_index - 1)) {
status = -EINVAL;
} else {
status = dcd_get_object_def(pmgr_obj->hdcd_mgr,
(struct dsp_uuid *)
&node_uuid, DSP_DCDNODETYPE,
&gen_obj);
if (!status) {
/* Get the Obj def */
*pndb_props =
gen_obj.obj_data.node_obj.ndb_props;
*pu_num_nodes = node_index;
}
}
}
func_cont:
DBC_ENSURE((!status && *pu_num_nodes > 0) ||
(status && *pu_num_nodes == 0));
return status; return status;
} }