Changeset d37514e in mainline for uspace/drv/bus/usb/xhci/bus.c

Timestamp:

2017-10-28T15:41:12Z (7 years ago)

Author:

Petr Manek <petr.manek@…>

Branches:

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

Children:

c910ecf

Parents:

d46ceb2b

Message:

Routing fun_online and _offline through the USB bus. Added appropriate stubs and ops.

File:

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

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

@@ -280 +280 @@
 }
 
+static int online_device(bus_t *bus_base, hcd_t *hcd, device_t *dev_base)
+{
+        int err;
+
+        xhci_hc_t *hc = hcd_get_driver_data(hcd);
+        assert(hc);
+
+        xhci_bus_t *bus = bus_to_xhci_bus(bus_base);
+        assert(bus);
+
+        xhci_device_t *dev = xhci_device_get(dev_base);
+        assert(dev);
+
+        // TODO: Prepare the device for use. Reset? Configure?
+
+        if ((err = ddf_fun_online(dev_base->fun))) {
+                return err;
+        }
+
+        return EOK;
+}
+
+static int offline_device(bus_t *bus_base, hcd_t *hcd, device_t *dev_base)
+{
+        int err;
+
+        xhci_hc_t *hc = hcd_get_driver_data(hcd);
+        assert(hc);
+
+        xhci_bus_t *bus = bus_to_xhci_bus(bus_base);
+        assert(bus);
+
+        xhci_device_t *dev = xhci_device_get(dev_base);
+        assert(dev);
+
+        /* Tear down all drivers working with the device. */
+        if ((err = ddf_fun_offline(dev_base->fun))) {
+                return err;
+        }
+
+        // TODO: We want to keep the device addressed. Deconfigure?
+
+        return EOK;
+}
+
 static endpoint_t *create_endpoint(bus_t *base)
 {
@@ -442 +487 @@
         .remove_device = remove_device,
 
+        .online_device = online_device,
+        .offline_device = offline_device,
+
         .create_endpoint = create_endpoint,
         .destroy_endpoint = destroy_endpoint,