Changeset fa9d3af in mainline

Timestamp:

2013-08-07T15:11:40Z (12 years ago)

Author:

Jan Vesely <jano.vesely@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

5dad73d

Parents:

14dd4c9

Message:

libusbhost: Add information about the nearest HS hub.

The last pice of info needed for HS SPLIT transactions.

Location:

uspace/lib

Files:

• usb/include/usb/usb.h (modified) (1 diff)
• usbhost/src/ddf_helpers.c (modified) (2 diffs)

uspace/lib/usb/include/usb/usb.h

@@ -83 +83 @@
         USB_SPEED_MAX
 } usb_speed_t;
+
+static inline bool usb_speed_is_11(const usb_speed_t s)
+{
+        return (s == USB_SPEED_FULL) || (s == USB_SPEED_LOW);
+}
 
 const char *usb_str_speed(usb_speed_t);

uspace/lib/usbhost/src/ddf_helpers.c

@@ -53 +53 @@
         usb_address_t address;
         usb_speed_t speed;
+        usb_address_t tt_address;
         unsigned port;
 } usb_dev_t;
@@ -325 +326 @@
         info->fun = fun;
         info->port = port;
+        info->tt_address = hub_dev ? hub_dev->tt_address : -1;
         link_initialize(&info->link);
         list_initialize(&info->devices);
         fibril_mutex_initialize(&info->guard);
+
+        if (hub_dev->speed == USB_SPEED_HIGH && usb_speed_is_11(speed))
+                info->tt_address = hub_dev->address;
 
         ddf_fun_set_ops(fun, &usb_ops);