Changeset ea30cc1 in mainline for uspace/drv/bus/usb/usbhub/usbhub.c

Timestamp:

2013-01-06T02:36:27Z (12 years ago)

Author:

Jan Vesely <jano.vesely@…>

Branches:

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

Children:

c95c00e

Parents:

dc1d499

Message:

libsubdev: Add delay parameter to autopol.

usbhub: Set delay to 255 ms . Maximum allowed for endpoint.
This will be useful for devices that don't NAK poll requests.

File:

• uspace/drv/bus/usb/usbhub/usbhub.c (modified) (2 diffs)

uspace/drv/bus/usb/usbhub/usbhub.c

@@ -147 +147 @@
         /* Start hub operation. */
         opResult = usb_device_auto_poll(hub_dev->usb_device, 0,
-            hub_port_changes_callback, ((hub_dev->port_count + 1 + 8) / 8),
+            hub_port_changes_callback, ((hub_dev->port_count + 1 + 7) / 8),
+            255000,
             usb_hub_polling_terminated_callback, hub_dev);
         if (opResult != EOK) {
@@ -247 +248 @@
 
         /* N + 1 bit indicates change on port N */
-        for (size_t port = 0; port < hub->port_count + 1; port++) {
+        for (size_t port = 0; port < hub->port_count; ++port) {
                 const size_t bit = port + 1;
                 const bool change = (change_bitmap[bit / 8] >> (bit % 8)) & 1;