Changeset fdc2253b in mainline for uspace/drv/bus/usb/xhci/endpoint.c

Timestamp:

2018-02-05T00:54:08Z (6 years ago)

Author:

Ondřej Hlavatý <aearsis@…>

Branches:

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

Children:

d14688d

Parents:

cc63815

git-author:

Ondřej Hlavatý <aearsis@…> (2018-02-02 14:38:23)

git-committer:

Ondřej Hlavatý <aearsis@…> (2018-02-05 00:54:08)

Message:

usb pipes: allocate with policy

File:

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

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

@@ -119 +119 @@
                 goto err;
 
+        /* Driver can handle non-contiguous buffers */
+        ep->transfer_buffer_policy &= ~DMA_POLICY_CONTIGUOUS;
+
+        /* Driver can handle buffers crossing boundaries */
+        ep->transfer_buffer_policy &= ~DMA_POLICY_NOT_CROSSING;
+
+        /* Some xHCs can handle 64-bit addresses */
+        xhci_bus_t *bus = bus_to_xhci_bus(ep->device->bus);
+        if (bus->hc->ac64)
+                ep->transfer_buffer_policy &= ~DMA_POLICY_4GiB;
+
         return EOK;