update

git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@3175 42af7a65-404d-4744-a932-0658087f49c3

drivers/usbhost/usbhost_storage.c

@@ -54,12 +54,17 @@ static struct usbhost_class_s *usbhost_create(struct usbhost_driver_s *drvr);
 
 struct usbhost_registry_s g_storage =
 {
-  NULL,                     /* flink */
-  usbhost_create,           /* create */
+  NULL,                       /* flink */
+  usbhost_create,             /* create */
+  1,                          /* nids */
   {
-    USB_CLASS_MASS_STORAGE, /* id.class */
-    0,                      /* id.vid */
-    0                       /* id.pid */
+    {
+      USB_CLASS_MASS_STORAGE, /* id[0].base */
+      SUBSTRG_SUBCLASS_SCSI,  /* id[0].subclass */
+      USBSTRG_PROTO_BULKONLY, /* id[0].proto */
+      0,                      /* id[0].vid */
+      0                       /* id[0].pid */
+    }
   }
 };
 
@@ -82,6 +87,8 @@ struct usbhost_registry_s g_storage =
  *   drvr - An instance of struct usbhost_driver_s that the class
  *     implementation will "bind" to its state structure and will
  *     subsequently use to communicate with the USB host driver.
+ *   id - In the case where the device supports multiple base classes,
+ *     subclasses, or protocols, this specifies which to configure for.
  *
  * Returned Values:
  *   On success, this function will return a non-NULL instance of struct
@@ -92,7 +99,8 @@ struct usbhost_registry_s g_storage =
  *
  ****************************************************************************/
 
-static struct usbhost_class_s *usbhost_create(struct usbhost_driver_s *drvr)
+static struct usbhost_class_s *usbhost_create(struct usbhost_driver_s *drvr,
+                                              const struct usbhost_id_s *id)
 {
 #warning "Not implemented"
   return NULL;

include/nuttx/usb/usbhost.h

@@ -71,6 +71,8 @@
  *   drvr - An instance of struct usbhost_driver_s that the class implementation will
  *     "bind" to its state structure and will subsequently use to communicate with
  *     the USB host driver.
+ *   id - In the case where the device supports multiple base classes, subclasses, or
+ *     protocols, this specifies which to configure for.
  *
  * Returned Values:
  *   On success, this function will return a non-NULL instance of struct
@@ -81,7 +83,7 @@
  *
  ************************************************************************************/
 
-#definei CLASS_CREATE(reg, drvr) (reg->create(drvr))
+#definei CLASS_CREATE(reg, drvr, id) (reg->create(drvr))
 
 /************************************************************************************
  * Public Types
@@ -93,9 +95,11 @@
 
 struct usbhost_id_s
 {
-  uint8_t  class;   /* Device class code (see USB_CLASS_* defines in usb.h) */
-  uint16_t vid;     /* Vendor ID (for vendor/product specific devices) */
-  uint16_t pid;     /* Product ID (for vendor/product specific devices) */
+  uint8_t  base;     /* Base device class code (see USB_CLASS_* defines in usb.h) */
+  uint8_t  subclass; /* Sub-class, depends on base class. Eg., See USBSTRG_SUBCLASS_* */
+  uint8_t  proto;    /* Protocol, depends on base class. Eg., See USBSTRG_PROTO_* */
+  uint16_t vid;      /* Vendor ID (for vendor/product specific devices) */
+  uint16_t pid;      /* Product ID (for vendor/product specific devices) */
 };
 
 /* The struct usbhost_registry_s type describes information that is kept in the the
@@ -122,13 +126,15 @@ struct usbhost_registry_s
    * simultaneously connected (see the CLASS_CREATE() macro above).
    */
  
-  struct usbhost_class_s    *(*create)(struct usbhost_driver_s *drvr);
+  struct usbhost_class_s    *(*create)(struct usbhost_driver_s *drvr,
+                                       const struct usbhost_id_s *id)
 
   /* This information uniquely identifies the USB host class implementation that
    * goes with a specific USB device.
    */
 
-  struct usbhost_id_s       id;
+  uint8_t                   nids;  /* Number of IDs in the id[] array */
+  struct usbhost_id_s       id[1]; /* Actual dimension is nids */
 };
 
 /************************************************************************************