Changeset f8199ab in mainline for uspace/drv/bus/usb/xhci/rh.c

Timestamp:

2017-10-03T20:53:48Z (7 years ago)

Author:

Petr Manek <petr.manek@…>

Branches:

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

Children:

7776cb1

Parents:

d14ca59

Message:

Set PwrGood constant.

File:

• uspace/drv/bus/usb/xhci/rh.c (modified) (1 diff)

uspace/drv/bus/usb/xhci/rh.c

@@ -59 +59 @@
         header->characteristics =
                     HUB_CHAR_NO_POWER_SWITCH_FLAG | HUB_CHAR_NO_OC_FLAG;
-        header->power_good_time = 50; // TODO: This needs to be fine-tuned.
+        header->power_good_time = 10; /* XHCI section 5.4.9 says 20ms max */
         header->max_current = 0;