Changes in uspace/lib/usbhost/include/usb/host/hcd.h [944f8fdd:68e5406] in mainline

File:

• uspace/lib/usbhost/include/usb/host/hcd.h (modified) (1 diff)

uspace/lib/usbhost/include/usb/host/hcd.h

@@ -37 +37 @@
 #define LIBUSBHOST_HOST_HCD_H
 
-#include <ddf/driver.h>
-#include <usb/request.h>
+#include <usb/host/endpoint.h>
+#include <usb/host/usb_bus.h>
+#include <usb/host/usb_transfer_batch.h>
+#include <usb/usb.h>
 
-typedef struct hw_resource_list_parsed hw_res_list_parsed_t;
-typedef struct bus bus_t;
-typedef struct device device_t;
+#include <assert.h>
+#include <usbhc_iface.h>
+#include <stddef.h>
+#include <stdint.h>
 
-/* Treat this header as read-only in driver code.
- * It could be opaque, but why to complicate matters.
- */
-typedef struct hc_device {
-        /* Bus instance */
-        bus_t *bus;
+typedef struct hcd hcd_t;
 
-        /* Managed DDF device */
-        ddf_dev_t *ddf_dev;
+typedef int (*schedule_hook_t)(hcd_t *, usb_transfer_batch_t *);
+typedef int (*ep_add_hook_t)(hcd_t *, endpoint_t *);
+typedef void (*ep_remove_hook_t)(hcd_t *, endpoint_t *);
+typedef void (*interrupt_hook_t)(hcd_t *, uint32_t);
+typedef int (*status_hook_t)(hcd_t *, uint32_t *);
 
-        /* Control function */
-        ddf_fun_t *ctl_fun;
+typedef struct {
+        /** Transfer scheduling, implement in device driver. */
+        schedule_hook_t schedule;
+        /** Hook called upon registering new endpoint. */
+        ep_add_hook_t ep_add_hook;
+        /** Hook called upon removing of an endpoint. */
+        ep_remove_hook_t ep_remove_hook;
+        /** Hook to be called on device interrupt, passes ARG1 */
+        interrupt_hook_t irq_hook;
+        /** Periodic polling hook */
+        status_hook_t status_hook;
+} hcd_ops_t;
 
-        /* Result of enabling HW IRQs */
-        int irq_cap;
+/** Generic host controller driver structure. */
+struct hcd {
+        /** Endpoint manager. */
+        usb_bus_t bus;
 
         /** Interrupt replacement fibril */
         fid_t polling_fibril;
 
-        /* This structure is meant to be extended by driver code. */
-} hc_device_t;
+        /** Driver implementation */
+        hcd_ops_t ops;
+        /** Device specific driver data. */
+        void * driver_data;
+};
 
-typedef struct hc_driver {
-        const char *name;
+extern void hcd_init(hcd_t *, usb_speed_t, size_t, bw_count_func_t);
 
-        /** Size of the device data to be allocated, and passed as the
-         * hc_device_t. */
-        size_t hc_device_size;
-
-        /** Initialize device structures. */
-        int (*hc_add)(hc_device_t *, const hw_res_list_parsed_t *);
-
-        /** Generate IRQ code to handle interrupts. */
-        int (*irq_code_gen)(irq_code_t *, hc_device_t *, const hw_res_list_parsed_t *);
-
-        /** Claim device from BIOS. */
-        int (*claim)(hc_device_t *);
-
-        /** Start the host controller. */
-        int (*start)(hc_device_t *);
-
-        /** Setup the virtual roothub. */
-        int (*setup_root_hub)(hc_device_t *);
-
-        /** Stop the host controller (after start has been called) */
-        int (*stop)(hc_device_t *);
-
-        /** HC was asked to be removed (after hc_add has been called) */
-        int (*hc_remove)(hc_device_t *);
-
-        /** HC is gone. */
-        int (*hc_gone)(hc_device_t *);
-} hc_driver_t;
-
-/* Drivers should call this before leaving hc_add */
-static inline void hc_device_setup(hc_device_t *hcd, bus_t *bus) {
-        hcd->bus = bus;
+static inline void hcd_set_implementation(hcd_t *hcd, void *data,
+    const hcd_ops_t *ops)
+{
+        assert(hcd);
+        if (ops) {
+                hcd->driver_data = data;
+                hcd->ops = *ops;
+        } else {
+                memset(&hcd->ops, 0, sizeof(hcd->ops));
+        }
 }
 
-static inline hc_device_t *dev_to_hcd(ddf_dev_t *dev)
+static inline void * hcd_get_driver_data(hcd_t *hcd)
 {
-        return ddf_dev_data_get(dev);
+        assert(hcd);
+        return hcd->driver_data;
 }
 
-int hc_driver_main(const hc_driver_t *);
+extern int hcd_request_address(hcd_t *, usb_speed_t, usb_address_t *);
+
+extern int hcd_release_address(hcd_t *, usb_address_t);
+
+extern int hcd_reserve_default_address(hcd_t *, usb_speed_t);
+
+static inline int hcd_release_default_address(hcd_t *hcd)
+{
+        return hcd_release_address(hcd, USB_ADDRESS_DEFAULT);
+}
+
+extern int hcd_add_ep(hcd_t *, usb_target_t, usb_direction_t,
+    usb_transfer_type_t, size_t, unsigned int, size_t, usb_address_t,
+    unsigned int);
+
+extern int hcd_remove_ep(hcd_t *, usb_target_t, usb_direction_t);
+
+extern int hcd_send_batch(hcd_t *, usb_target_t, usb_direction_t, void *,
+    size_t, uint64_t, usbhc_iface_transfer_in_callback_t,
+    usbhc_iface_transfer_out_callback_t, void *, const char *);
+
+extern int hcd_send_batch_sync(hcd_t *, usb_target_t, usb_direction_t,
+    void *, size_t, uint64_t, const char *, size_t *);
 
 #endif