diff options
Diffstat (limited to 'include/dm/uclass.h')
-rw-r--r-- | include/dm/uclass.h | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/include/dm/uclass.h b/include/dm/uclass.h index d6c40c6..4cfc0df 100644 --- a/include/dm/uclass.h +++ b/include/dm/uclass.h @@ -53,6 +53,7 @@ struct udevice; * @id: ID number of this uclass * @post_bind: Called after a new device is bound to this uclass * @pre_unbind: Called before a device is unbound from this uclass + * @pre_probe: Called before a new device is probed * @post_probe: Called after a new device is probed * @pre_remove: Called before a device is removed * @child_post_bind: Called after a child is bound to a device in this uclass @@ -64,6 +65,9 @@ struct udevice; * @per_device_auto_alloc_size: Each device can hold private data owned * by the uclass. If required this will be automatically allocated if this * value is non-zero. + * @per_device_platdata_auto_alloc_size: Each device can hold platform data + * owned by the uclass as 'dev->uclass_platdata'. If the value is non-zero, + * then this will be automatically allocated. * @per_child_auto_alloc_size: Each child device (of a parent in this * uclass) can hold parent data for the device/uclass. This value is only * used as a falback if this member is 0 in the driver. @@ -80,6 +84,7 @@ struct uclass_driver { enum uclass_id id; int (*post_bind)(struct udevice *dev); int (*pre_unbind)(struct udevice *dev); + int (*pre_probe)(struct udevice *dev); int (*post_probe)(struct udevice *dev); int (*pre_remove)(struct udevice *dev); int (*child_post_bind)(struct udevice *dev); @@ -88,6 +93,7 @@ struct uclass_driver { int (*destroy)(struct uclass *class); int priv_auto_alloc_size; int per_device_auto_alloc_size; + int per_device_platdata_auto_alloc_size; int per_child_auto_alloc_size; int per_child_platdata_auto_alloc_size; const void *ops; @@ -124,6 +130,21 @@ int uclass_get(enum uclass_id key, struct uclass **ucp); int uclass_get_device(enum uclass_id id, int index, struct udevice **devp); /** + * uclass_get_device_by_name() - Get a uclass device by it's name + * + * This searches the devices in the uclass for one with the exactly given name. + * + * The device is probed to activate it ready for use. + * + * @id: ID to look up + * @name: name of a device to get + * @devp: Returns pointer to device (the first one with the name) + * @return 0 if OK, -ve on error + */ +int uclass_get_device_by_name(enum uclass_id id, const char *name, + struct udevice **devp); + +/** * uclass_get_device_by_seq() - Get a uclass device based on an ID and sequence * * If an active device has this sequence it will be returned. If there is no |