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path: root/drivers/staging/tidspbridge/rmgr/mgr.c
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Diffstat (limited to 'drivers/staging/tidspbridge/rmgr/mgr.c')
-rw-r--r--drivers/staging/tidspbridge/rmgr/mgr.c66
1 files changed, 26 insertions, 40 deletions
diff --git a/drivers/staging/tidspbridge/rmgr/mgr.c b/drivers/staging/tidspbridge/rmgr/mgr.c
index 0ea89a1bb77c..d635c01c015e 100644
--- a/drivers/staging/tidspbridge/rmgr/mgr.c
+++ b/drivers/staging/tidspbridge/rmgr/mgr.c
@@ -44,7 +44,7 @@
#define ZLDLLNAME ""
struct mgr_object {
- struct dcd_manager *hdcd_mgr; /* Proc/Node data manager */
+ struct dcd_manager *dcd_mgr; /* Proc/Node data manager */
};
/* ----------------------------------- Globals */
@@ -67,7 +67,7 @@ int mgr_create(struct mgr_object **mgr_obj,
pmgr_obj = kzalloc(sizeof(struct mgr_object), GFP_KERNEL);
if (pmgr_obj) {
- status = dcd_create_manager(ZLDLLNAME, &pmgr_obj->hdcd_mgr);
+ status = dcd_create_manager(ZLDLLNAME, &pmgr_obj->dcd_mgr);
if (!status) {
/* If succeeded store the handle in the MGR Object */
if (drv_datap) {
@@ -81,7 +81,7 @@ int mgr_create(struct mgr_object **mgr_obj,
if (!status) {
*mgr_obj = pmgr_obj;
} else {
- dcd_destroy_manager(pmgr_obj->hdcd_mgr);
+ dcd_destroy_manager(pmgr_obj->dcd_mgr);
kfree(pmgr_obj);
}
} else {
@@ -110,8 +110,8 @@ int mgr_destroy(struct mgr_object *hmgr_obj)
DBC_REQUIRE(hmgr_obj);
/* Free resources */
- if (hmgr_obj->hdcd_mgr)
- dcd_destroy_manager(hmgr_obj->hdcd_mgr);
+ if (hmgr_obj->dcd_mgr)
+ dcd_destroy_manager(hmgr_obj->dcd_mgr);
kfree(pmgr_obj);
/* Update the driver data with NULL for MGR Object */
@@ -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)
{
int status = 0;
- struct dsp_uuid node_uuid, temp_uuid;
- u32 temp_index = 0;
+ struct dsp_uuid node_uuid;
u32 node_index = 0;
struct dcd_genericobj gen_obj;
struct mgr_object *pmgr_obj = NULL;
@@ -149,46 +148,33 @@ int mgr_enum_node_info(u32 node_id, struct dsp_ndbprops *pndb_props,
*pu_num_nodes = 0;
/* Get the Manager Object from the driver data */
if (!drv_datap || !drv_datap->mgr_object) {
- status = -ENODATA;
pr_err("%s: Failed to retrieve the object handle\n", __func__);
- goto func_cont;
- } else {
- pmgr_obj = drv_datap->mgr_object;
+ return -ENODATA;
}
+ pmgr_obj = drv_datap->mgr_object;
DBC_ASSERT(pmgr_obj);
/* Forever loop till we hit failed or no more items in the
* Enumeration. We will exit the loop other than 0; */
- while (status == 0) {
- status = dcd_enumerate_object(temp_index++, DSP_DCDNODETYPE,
- &temp_uuid);
- if (status == 0) {
- node_index++;
- if (node_id == (node_index - 1))
- node_uuid = temp_uuid;
-
- }
- }
- 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;
- }
+ while (!status) {
+ status = dcd_enumerate_object(node_index++, DSP_DCDNODETYPE,
+ &node_uuid);
+ if (status)
+ break;
+ *pu_num_nodes = node_index;
+ if (node_id == (node_index - 1)) {
+ status = dcd_get_object_def(pmgr_obj->dcd_mgr,
+ &node_uuid, DSP_DCDNODETYPE, &gen_obj);
+ if (status)
+ break;
+ /* Get the Obj def */
+ *pndb_props = gen_obj.obj_data.node_obj.ndb_props;
}
}
-func_cont:
- DBC_ENSURE((!status && *pu_num_nodes > 0) ||
- (status && *pu_num_nodes == 0));
+ /* the last status is not 0, but neither an error */
+ if (status > 0)
+ status = 0;
return status;
}
@@ -272,7 +258,7 @@ int mgr_enum_processor_info(u32 processor_id,
if (proc_detect != false)
continue;
- status2 = dcd_get_object_def(pmgr_obj->hdcd_mgr,
+ status2 = dcd_get_object_def(pmgr_obj->dcd_mgr,
(struct dsp_uuid *)&temp_uuid,
DSP_DCDPROCESSORTYPE, &gen_obj);
if (!status2) {
@@ -347,7 +333,7 @@ int mgr_get_dcd_handle(struct mgr_object *mgr_handle,
*dcd_handle = (u32) NULL;
if (pmgr_obj) {
- *dcd_handle = (u32) pmgr_obj->hdcd_mgr;
+ *dcd_handle = (u32) pmgr_obj->dcd_mgr;
status = 0;
}
DBC_ENSURE((!status && *dcd_handle != (u32) NULL) ||