*/
#define USB_GADGET_DEVICE_VERSION MAKE_VERSION(0,1)
+typedef enum {
+ USB_FUNCTION_IDX_MTP = 0,
+ USB_FUNCTION_IDX_ACM = 1,
+ USB_FUNCTION_IDX_SDB = 2,
+ USB_FUNCTION_IDX_RNDIS = 3,
+ USB_FUNCTION_IDX_DIAG = 4,
+ USB_FUNCTION_IDX_CONN_GADGET = 5,
+ USB_FUNCTION_IDX_DM = 6,
+ USB_FUNCTION_IDX_RMNET = 7,
+ USB_FUNCTION_IDX_MAX = USB_FUNCTION_IDX_RMNET + 1
+} usb_function_idx_e;
+
+typedef enum {
+ USB_FUNCTION_NONE = 0,
+ USB_FUNCTION_MTP = 1 << USB_FUNCTION_IDX_MTP,
+ USB_FUNCTION_ACM = 1 << USB_FUNCTION_IDX_ACM,
+ USB_FUNCTION_SDB = 1 << USB_FUNCTION_IDX_SDB,
+ USB_FUNCTION_RNDIS = 1 << USB_FUNCTION_IDX_RNDIS,
+ USB_FUNCTION_DIAG = 1 << USB_FUNCTION_IDX_DIAG,
+ USB_FUNCTION_CONN_GADGET = 1 << USB_FUNCTION_IDX_CONN_GADGET,
+ USB_FUNCTION_DM = 1 << USB_FUNCTION_IDX_DM,
+ USB_FUNCTION_RMNET = 1 << USB_FUNCTION_IDX_RMNET
+} usb_function_e;
+
+
/*
* legacy enable(usb plug) : enable gadget -> handler(1) -> ffs_service start -> service start
* legacy disable(usb unplug) : service stop -> ffs_service stop -> handler(0) -> disable gadget
*
- * configfs init(booting) : ffs_service start
- * configfs enable(usb plug) : enable gadget -> handler(1) -> service start
- * configfs disable(usb unplug) : service stop -> handler(0) -> disable gadget
- * configfs deinit : ffs_service stop
+ * configfs init(booting) : ffs_service.socket start
+ * configfs enable(usb plug)* : enable gadget -> handler(1) -> service start
+ * configfs disable(usb unplug) : service stop -> handler(0) -> disable gadget -> ffs_service.service stop
+ * configfs deinit : ffs_service.socket stop
+ *
+ * Since ffs_service works by socket activation, it will be started automatically when data is enqueued to the usb socket.
+ * So when enabling configfs gadget, it doesn't start ffs_service.
*/
struct usb_function {
int id;
struct usb_configuration **configs;
};
-typedef enum {
- USB_FUNCTION_IDX_MTP = 0,
- USB_FUNCTION_IDX_ACM = 1,
- USB_FUNCTION_IDX_SDB = 2,
- USB_FUNCTION_IDX_RNDIS = 3,
- USB_FUNCTION_IDX_DIAG = 4,
- USB_FUNCTION_IDX_CONN_GADGET = 5,
- USB_FUNCTION_IDX_DM = 6,
- USB_FUNCTION_IDX_RMNET = 7,
- USB_FUNCTION_IDX_MAX = USB_FUNCTION_IDX_RMNET + 1
-} usb_function_idx_e;
-
-typedef enum {
- USB_FUNCTION_NONE = 0,
- USB_FUNCTION_MTP = 1 << USB_FUNCTION_IDX_MTP,
- USB_FUNCTION_ACM = 1 << USB_FUNCTION_IDX_ACM,
- USB_FUNCTION_SDB = 1 << USB_FUNCTION_IDX_SDB,
- USB_FUNCTION_RNDIS = 1 << USB_FUNCTION_IDX_RNDIS,
- USB_FUNCTION_DIAG = 1 << USB_FUNCTION_IDX_DIAG,
- USB_FUNCTION_CONN_GADGET = 1 << USB_FUNCTION_IDX_CONN_GADGET,
- USB_FUNCTION_DM = 1 << USB_FUNCTION_IDX_DM,
- USB_FUNCTION_RMNET = 1 << USB_FUNCTION_IDX_RMNET
-} usb_function_e;
-
-static void free_simple_func(struct usb_function *func)
-{
- if (func) {
- free((void *)func->name);
- free((void *)func->instance);
- free((void *)func->ffs_service);
- free((void *)func->service);
- free(func);
- }
-}
-
-static int clone_simple_func(struct usb_function *func,
- struct usb_function **clone)
-{
- struct usb_function *other;
-
- if (!func || !clone)
- return -EINVAL;
-
- other = (struct usb_function *)calloc(1, sizeof(struct usb_function));
- if (!other)
- return -ENOMEM;
-
- *other = *func;
-
- other->name = strdup(func->name);
- other->instance = strdup(func->instance);
- if (!other->name || !other->instance)
- goto out_nomem;
-
- if (func->ffs_service) {
- other->ffs_service = strdup(func->ffs_service);
- if (!other->ffs_service)
- goto out_nomem;
- }
-
- if (func->service) {
- other->service = strdup(func->service);
- if (!other->service)
- goto out_nomem;
- }
-
- *clone = other;
- return 0;
-
-out_nomem:
- free_simple_func(other);
- return -ENOMEM;
-}
-
-void rndis_handler(int enable);
-
-#define DEFINE_USB_FUNCTION(_id, _name, _ffs_service, _service, _handler) \
- static struct usb_function _##_name##_function = { \
- .id = _id, \
- .name = #_name, \
- .instance = "default", \
- .ffs_service = _ffs_service, \
- .service = _service, \
- .handler = _handler, \
- .clone = clone_simple_func, \
- .free_func = free_simple_func, \
- }
-
-DEFINE_USB_FUNCTION(USB_FUNCTION_DIAG, diag, NULL, NULL, NULL);
-DEFINE_USB_FUNCTION(USB_FUNCTION_RMNET, rmnet, NULL, NULL, NULL);
-DEFINE_USB_FUNCTION(USB_FUNCTION_DM, dm, NULL, NULL, NULL);
-DEFINE_USB_FUNCTION(USB_FUNCTION_CONN_GADGET, conn_gadget, NULL, NULL, NULL);
-DEFINE_USB_FUNCTION(USB_FUNCTION_SDB, sdb, "sdbd", NULL, NULL);
-DEFINE_USB_FUNCTION(USB_FUNCTION_MTP, mtp, "mtp-responder", NULL, NULL);
-DEFINE_USB_FUNCTION(USB_FUNCTION_ACM, acm, NULL, "data-router", NULL);
-DEFINE_USB_FUNCTION(USB_FUNCTION_RNDIS, rndis, NULL, "sshd", rndis_handler);
-#undef DEFINE_USB_FUNCTION
-
-/* Caution: index order of arrary is important, because simple_id_to_gadget() uses it. */
-static struct usb_function *_available_funcs[] = {
- [USB_FUNCTION_IDX_MTP] = &_mtp_function,
- [USB_FUNCTION_IDX_ACM] = &_acm_function,
- [USB_FUNCTION_IDX_SDB] = &_sdb_function,
- [USB_FUNCTION_IDX_RNDIS] = &_rndis_function,
- [USB_FUNCTION_IDX_DIAG] = &_diag_function,
- [USB_FUNCTION_IDX_CONN_GADGET] = &_conn_gadget_function,
- [USB_FUNCTION_IDX_DM] = &_dm_function,
- [USB_FUNCTION_IDX_RMNET] = &_rmnet_function,
- [USB_FUNCTION_IDX_MAX] = NULL /* An indicator to end the array */
-};
-
struct usb_gadget_id {
unsigned int function_mask;
};
const char *id, struct hw_common **common);
int simple_translator_close(struct hw_common *common);
+extern struct usb_function *_available_funcs[];
+
#endif