Changeset 8be7819 in mainline for uspace/drv/bus/usb/usbmid/explore.c

Timestamp:

2011-10-30T19:59:15Z (12 years ago)

Author:

Jan Vesely <jano.vesely@…>

Branches:

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

Children:

cae002c

Parents:

e462909

Message:

usbmid: Implement dev_remove and some minor refactoring.

File:

• uspace/drv/bus/usb/usbmid/explore.c (modified) (5 diffs)

uspace/drv/bus/usb/usbmid/explore.c

@@ -139 +139 @@
         int rc;
 
-        int dev_class = dev->descriptors.device.device_class;
+        unsigned dev_class = dev->descriptors.device.device_class;
         if (dev_class != USB_CLASS_USE_INTERFACE) {
                 usb_log_warning(
-                    "Device class: %d (%s), but expected class 0.\n",
-                    dev_class, usb_str_class(dev_class));
+                    "Device class: %u (%s), but expected class %u.\n",
+                    dev_class, usb_str_class(dev_class),
+                    USB_CLASS_USE_INTERFACE);
                 usb_log_error("Not multi interface device, refusing.\n");
                 return false;
         }
 
-        /* Short cuts to save on typing ;-). */
+        /* Shortcuts to save on typing ;-). */
         const void *config_descriptor_raw = dev->descriptors.configuration;
         size_t config_descriptor_size = dev->descriptors.configuration_size;
@@ -163 +164 @@
         }
 
+        /* Create driver soft-state. */
         usb_mid_t *usb_mid = usb_device_data_alloc(dev, sizeof(usb_mid_t));
         if (!usb_mid) {
@@ -169 +171 @@
         }
 
-        /* Create control function */
+        /* Create control function. */
         usb_mid->ctl_fun = ddf_fun_create(dev->ddf_dev, fun_exposed, "ctl");
         if (usb_mid->ctl_fun == NULL) {
@@ -175 +177 @@
                 return false;
         }
-
         usb_mid->ctl_fun->ops = &mid_device_ops;
 
+        /* Bind control function. */
         rc = ddf_fun_bind(usb_mid->ctl_fun);
         if (rc != EOK) {
@@ -192 +194 @@
             &usb_mid->interface_list);
 
+        /* Start child function for every interface. */
         list_foreach(usb_mid->interface_list, link) {
-                usbmid_interface_t *iface = list_get_instance(link,
-                    usbmid_interface_t, link);
+                usbmid_interface_t *iface = usbmid_interface_from_link(link);
 
                 usb_log_info("Creating child for interface %d (%s).\n",
-                    (int) iface->interface_no,
+                    iface->interface_no,
                     usb_str_class(iface->interface->interface_class));