diff options
Diffstat (limited to 'drivers/staging/tidspbridge/pmgr/dmm.c')
| -rw-r--r-- | drivers/staging/tidspbridge/pmgr/dmm.c | 46 |
1 files changed, 0 insertions, 46 deletions
diff --git a/drivers/staging/tidspbridge/pmgr/dmm.c b/drivers/staging/tidspbridge/pmgr/dmm.c index 8685233d7627..7c9f83916068 100644 --- a/drivers/staging/tidspbridge/pmgr/dmm.c +++ b/drivers/staging/tidspbridge/pmgr/dmm.c @@ -28,9 +28,6 @@ /* ----------------------------------- DSP/BIOS Bridge */ #include <dspbridge/dbdefs.h> -/* ----------------------------------- Trace & Debug */ -#include <dspbridge/dbc.h> - /* ----------------------------------- OS Adaptation Layer */ #include <dspbridge/sync.h> @@ -54,8 +51,6 @@ struct dmm_object { spinlock_t dmm_lock; /* Lock to access dmm mgr */ }; -/* ----------------------------------- Globals */ -static u32 refs; /* module reference count */ struct map_page { u32 region_size:15; u32 mapped_size:15; @@ -123,8 +118,6 @@ int dmm_create(struct dmm_object **dmm_manager, { struct dmm_object *dmm_obj = NULL; int status = 0; - DBC_REQUIRE(refs > 0); - DBC_REQUIRE(dmm_manager != NULL); *dmm_manager = NULL; /* create, zero, and tag a cmm mgr object */ @@ -149,7 +142,6 @@ int dmm_destroy(struct dmm_object *dmm_mgr) struct dmm_object *dmm_obj = (struct dmm_object *)dmm_mgr; int status = 0; - DBC_REQUIRE(refs > 0); if (dmm_mgr) { status = dmm_delete_tables(dmm_obj); if (!status) @@ -169,7 +161,6 @@ int dmm_delete_tables(struct dmm_object *dmm_mgr) { int status = 0; - DBC_REQUIRE(refs > 0); /* Delete all DMM tables */ if (dmm_mgr) vfree(virtual_mapping_table); @@ -179,19 +170,6 @@ int dmm_delete_tables(struct dmm_object *dmm_mgr) } /* - * ======== dmm_exit ======== - * Purpose: - * Discontinue usage of module; free resources when reference count - * reaches 0. - */ -void dmm_exit(void) -{ - DBC_REQUIRE(refs > 0); - - refs--; -} - -/* * ======== dmm_get_handle ======== * Purpose: * Return the dynamic memory manager object for this device. @@ -202,8 +180,6 @@ int dmm_get_handle(void *hprocessor, struct dmm_object **dmm_manager) int status = 0; struct dev_object *hdev_obj; - DBC_REQUIRE(refs > 0); - DBC_REQUIRE(dmm_manager != NULL); if (hprocessor != NULL) status = proc_get_dev_object(hprocessor, &hdev_obj); else @@ -216,28 +192,6 @@ int dmm_get_handle(void *hprocessor, struct dmm_object **dmm_manager) } /* - * ======== dmm_init ======== - * Purpose: - * Initializes private state of DMM module. - */ -bool dmm_init(void) -{ - bool ret = true; - - DBC_REQUIRE(refs >= 0); - - if (ret) - refs++; - - DBC_ENSURE((ret && (refs > 0)) || (!ret && (refs >= 0))); - - virtual_mapping_table = NULL; - table_size = 0; - - return ret; -} - -/* * ======== dmm_map_memory ======== * Purpose: * Add a mapping block to the reserved chunk. DMM assumes that this block |