Changeset 60898b6 in mainline for uspace/srv/devman/devman.h


Ignore:
Timestamp:
2010-11-05T16:17:48Z (13 years ago)
Author:
Jakub Jermar <jakub@…>
Branches:
lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export
Children:
08042bd
Parents:
a63ff7d (diff), a66e2993 (diff)
Note: this is a merge changeset, the changes displayed below correspond to the merge itself.
Use the (diff) links above to see all the changes relative to each parent.
Message:

Merge mainline changes.

File:
1 edited

Legend:

Unmodified
Added
Removed

  • uspace/srv/devman/devman.h

    ra63ff7d r60898b6  
    283283/* Drivers */
    284284
    285 /**
    286  * Initialize the list of device driver's.
    287  *
    288  * @param drv_list the list of device driver's.
    289  *
    290  */
    291 static inline void init_driver_list(driver_list_t *drv_list)
    292 {
    293         assert(drv_list != NULL);
    294        
    295         list_initialize(&drv_list->drivers);
    296         fibril_mutex_initialize(&drv_list->drivers_mutex);
    297 }
    298 
     285extern void init_driver_list(driver_list_t *);
    299286extern driver_t *create_driver(void);
    300287extern bool get_driver_info(const char *, const char *, driver_t *);
    … …  
    311298extern driver_t *find_driver(driver_list_t *, const char *);
    312299extern void set_driver_phone(driver_t *, ipcarg_t);
    313 void initialize_running_driver(driver_t *, dev_tree_t *);
    314 
    315 /** Initialize device driver structure.
    316  *
    317  * @param drv           The device driver structure.
    318  */
    319 static inline void init_driver(driver_t *drv)
    320 {
    321         assert(drv != NULL);
    322 
    323         memset(drv, 0, sizeof(driver_t));
    324         list_initialize(&drv->match_ids.ids);
    325         list_initialize(&drv->devices);
    326         fibril_mutex_initialize(&drv->driver_mutex);
    327 }
    328 
    329 /** Device driver structure clean-up.
    330  *
    331  * @param drv           The device driver structure.
    332  */
    333 static inline void clean_driver(driver_t *drv)
    334 {
    335         assert(drv != NULL);
    336 
    337         free_not_null(drv->name);
    338         free_not_null(drv->binary_path);
    339 
    340         clean_match_ids(&drv->match_ids);
    341 
    342         init_driver(drv);
    343 }
    344 
    345 /** Delete device driver structure.
    346  *
    347  * @param drv           The device driver structure.
    348  */
    349 static inline void delete_driver(driver_t *drv)
    350 {
    351         assert(drv != NULL);
    352        
    353         clean_driver(drv);
    354         free(drv);
    355 }
    356 
     300extern void initialize_running_driver(driver_t *, dev_tree_t *);
     301
     302extern void init_driver(driver_t *);
     303extern void clean_driver(driver_t *);
     304extern void delete_driver(driver_t *);
    357305
    358306/* Device nodes */
    359307
    360 /** Create a new device node.
    361  *
    362  * @return              A device node structure.
    363  */
    364 static inline node_t *create_dev_node(void)
    365 {
    366         node_t *res = malloc(sizeof(node_t));
    367        
    368         if (res != NULL) {
    369                 memset(res, 0, sizeof(node_t));
    370                 list_initialize(&res->children);
    371                 list_initialize(&res->match_ids.ids);
    372                 list_initialize(&res->classes);
    373         }
    374        
    375         return res;
    376 }
    377 
    378 /** Delete a device node.
    379  *
    380  * @param node          The device node structure.
    381  */
    382 static inline void delete_dev_node(node_t *node)
    383 {
    384         assert(list_empty(&node->children));
    385         assert(node->parent == NULL);
    386         assert(node->drv == NULL);
    387        
    388         clean_match_ids(&node->match_ids);
    389         free_not_null(node->name);
    390         free_not_null(node->pathname);
    391         free(node);
    392 }
    393 
    394 /** Find the device node structure of the device witch has the specified handle.
    395  *
    396  * Device tree's rwlock should be held at least for reading.
    397  *
    398  * @param tree          The device tree where we look for the device node.
    399  * @param handle        The handle of the device.
    400  * @return              The device node.
    401  */
    402 static inline node_t *find_dev_node_no_lock(dev_tree_t *tree,
    403     device_handle_t handle)
    404 {
    405         unsigned long key = handle;
    406         link_t *link = hash_table_find(&tree->devman_devices, &key);
    407         return hash_table_get_instance(link, node_t, devman_link);
    408 }
    409 
    410 /** Find the device node structure of the device witch has the specified handle.
    411  *
    412  * @param tree          The device tree where we look for the device node.
    413  * @param handle        The handle of the device.
    414  * @return              The device node.
    415  */
    416 static inline node_t *find_dev_node(dev_tree_t *tree, device_handle_t handle)
    417 {
    418         node_t *node = NULL;
    419        
    420         fibril_rwlock_read_lock(&tree->rwlock);
    421         node = find_dev_node_no_lock(tree, handle);
    422         fibril_rwlock_read_unlock(&tree->rwlock);
    423        
    424         return node;
    425 }
    426 
     308extern node_t *create_dev_node(void);
     309extern void delete_dev_node(node_t *node);
     310extern node_t *find_dev_node_no_lock(dev_tree_t *tree,
     311    device_handle_t handle);
     312extern node_t *find_dev_node(dev_tree_t *tree, device_handle_t handle);
    427313extern node_t *find_dev_node_by_path(dev_tree_t *, char *);
    428314extern node_t *find_node_child(node_t *, const char *);
    429 
    430315
    431316/* Device tree */
    … …  
    435320extern bool insert_dev_node(dev_tree_t *, node_t *, char *, node_t *);
    436321
    437 
    438322/* Device classes */
    439323
    440 /** Create device class.
    441  *
    442  * @return      Device class.
    443  */
    444 static inline dev_class_t *create_dev_class(void)
    445 {
    446         dev_class_t *cl;
    447        
    448         cl = (dev_class_t *) malloc(sizeof(dev_class_t));
    449         if (cl != NULL) {
    450                 memset(cl, 0, sizeof(dev_class_t));
    451                 list_initialize(&cl->devices);
    452                 fibril_mutex_initialize(&cl->mutex);
    453         }
    454        
    455         return cl;
    456 }
    457 
    458 /** Create device class info.
    459  *
    460  * @return              Device class info.
    461  */
    462 static inline dev_class_info_t *create_dev_class_info(void)
    463 {
    464         dev_class_info_t *info;
    465        
    466         info = (dev_class_info_t *) malloc(sizeof(dev_class_info_t));
    467         if (info != NULL)
    468                 memset(info, 0, sizeof(dev_class_info_t));
    469        
    470         return info;
    471 }
    472 
    473 static inline size_t get_new_class_dev_idx(dev_class_t *cl)
    474 {
    475         size_t dev_idx;
    476        
    477         fibril_mutex_lock(&cl->mutex);
    478         dev_idx = ++cl->curr_dev_idx;
    479         fibril_mutex_unlock(&cl->mutex);
    480        
    481         return dev_idx;
    482 }
    483 
     324extern dev_class_t *create_dev_class(void);
     325extern dev_class_info_t *create_dev_class_info(void);
     326extern size_t get_new_class_dev_idx(dev_class_t *);
    484327extern char *create_dev_name_for_class(dev_class_t *, const char *);
    485328extern dev_class_info_t *add_device_to_class(node_t *, dev_class_t *,
    … …  
    490333extern dev_class_t *get_dev_class(class_list_t *, char *);
    491334extern dev_class_t *find_dev_class_no_lock(class_list_t *, const char *);
    492 
    493 static inline void add_dev_class_no_lock(class_list_t *class_list,
    494     dev_class_t *cl)
    495 {
    496         list_append(&cl->link, &class_list->classes);
    497 }
    498 
     335extern void add_dev_class_no_lock(class_list_t *, dev_class_t *);
    499336
    500337/* Devmap devices */
    … …  
    503340extern node_t *find_devmap_class_device(class_list_t *, dev_handle_t);
    504341
    505 static inline void class_add_devmap_device(class_list_t *class_list,
    506     dev_class_info_t *cli)
    507 {
    508         unsigned long key = (unsigned long) cli->devmap_handle;
    509        
    510         fibril_rwlock_write_lock(&class_list->rwlock);
    511         hash_table_insert(&class_list->devmap_devices, &key, &cli->devmap_link);
    512         fibril_rwlock_write_unlock(&class_list->rwlock);
    513 }
    514 
    515 static inline void tree_add_devmap_device(dev_tree_t *tree, node_t *node)
    516 {
    517         unsigned long key = (unsigned long) node->devmap_handle;
    518         fibril_rwlock_write_lock(&tree->rwlock);
    519         hash_table_insert(&tree->devmap_devices, &key, &node->devmap_link);
    520         fibril_rwlock_write_unlock(&tree->rwlock);
    521 }
     342extern void class_add_devmap_device(class_list_t *, dev_class_info_t *);
     343extern void tree_add_devmap_device(dev_tree_t *, node_t *);
    522344
    523345#endif
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