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

    r56fd7cf r0ee999d  
    3838
    3939#include <assert.h>
     40#include <adt/list.h>
    4041#include <usbhc_iface.h>
    4142
    42 #include <usb/host/usb_device_manager.h>
    4343#include <usb/host/usb_endpoint_manager.h>
    4444#include <usb/host/usb_transfer_batch.h>
     
    4646typedef struct hcd hcd_t;
    4747
     48typedef int (*schedule_hook_t)(hcd_t *, usb_transfer_batch_t *);
     49typedef int (*ep_add_hook_t)(hcd_t *, endpoint_t *);
     50typedef void (*ep_remove_hook_t)(hcd_t *, endpoint_t *);
     51
    4852/** Generic host controller driver structure. */
    4953struct hcd {
    50         /** Device manager storing handles and addresses. */
    51         usb_device_manager_t dev_manager;
    5254        /** Endpoint manager. */
    5355        usb_endpoint_manager_t ep_manager;
     
    5658        void *private_data;
    5759        /** Transfer scheduling, implement in device driver. */
    58         int (*schedule)(hcd_t *, usb_transfer_batch_t *);
     60        schedule_hook_t schedule;
    5961        /** Hook called upon registering new endpoint. */
    60         int (*ep_add_hook)(hcd_t *, endpoint_t *);
     62        ep_add_hook_t ep_add_hook;
    6163        /** Hook called upon removing of an endpoint. */
    62         void (*ep_remove_hook)(hcd_t *, endpoint_t *);
     64        ep_remove_hook_t ep_remove_hook;
    6365};
    6466
    65 /** Initialize hcd_t structure.
    66  * Initializes device and endpoint managers. Sets data and hook pointer to NULL.
    67  * @param hcd hcd_t structure to initialize, non-null.
    68  * @param bandwidth Available bandwidth, passed to endpoint manager.
    69  * @param bw_count Bandwidth compute function, passed to endpoint manager.
    70  */
    71 static inline void hcd_init(hcd_t *hcd, usb_speed_t max_speed, size_t bandwidth,
    72     size_t (*bw_count)(usb_speed_t, usb_transfer_type_t, size_t, size_t))
     67void hcd_init(hcd_t *hcd, usb_speed_t max_speed, size_t bandwidth,
     68    bw_count_func_t bw_count);
     69
     70static inline void hcd_set_implementation(hcd_t *hcd, void *data,
     71    schedule_hook_t schedule, ep_add_hook_t add_hook, ep_remove_hook_t rem_hook)
    7372{
    7473        assert(hcd);
    75         usb_device_manager_init(&hcd->dev_manager, max_speed);
    76         usb_endpoint_manager_init(&hcd->ep_manager, bandwidth, bw_count);
    77         hcd->private_data = NULL;
    78         hcd->schedule = NULL;
    79         hcd->ep_add_hook = NULL;
    80         hcd->ep_remove_hook = NULL;
     74        hcd->private_data = data;
     75        hcd->schedule = schedule;
     76        hcd->ep_add_hook = add_hook;
     77        hcd->ep_remove_hook = rem_hook;
    8178}
    8279
    83 /** Check registered endpoints and reset toggle bit if necessary.
    84  * @param hcd hcd_t structure, non-null.
    85  * @param target Control communication target.
    86  * @param setup_data Setup packet of the control communication.
    87  */
    88 static inline void reset_ep_if_need(hcd_t *hcd, usb_target_t target,
    89     const char setup_data[8])
     80usb_address_t hcd_request_address(hcd_t *hcd, usb_speed_t speed);
     81
     82int hcd_release_address(hcd_t *hcd, usb_address_t address);
     83
     84int hcd_reserve_default_address(hcd_t *hcd, usb_speed_t speed);
     85
     86static inline int hcd_release_default_address(hcd_t *hcd)
    9087{
    91         assert(hcd);
    92         usb_endpoint_manager_reset_eps_if_need(
    93             &hcd->ep_manager, target, (const uint8_t *)setup_data);
     88        return hcd_release_address(hcd, USB_ADDRESS_DEFAULT);
    9489}
    9590
    96 /** Data retrieve wrapper.
    97  * @param fun ddf function, non-null.
    98  * @return pointer cast to hcd_t*.
    99  */
    100 static inline hcd_t *fun_to_hcd(ddf_fun_t *fun)
    101 {
    102         return ddf_fun_data_get(fun);
    103 }
     91int hcd_add_ep(hcd_t *hcd, usb_target_t target, usb_direction_t dir,
     92    usb_transfer_type_t type, size_t max_packet_size, size_t size,
     93    usb_address_t tt_address, unsigned tt_port);
    10494
    105 extern usbhc_iface_t hcd_iface;
     95int hcd_remove_ep(hcd_t *hcd, usb_target_t target, usb_direction_t dir);
     96
     97int hcd_send_batch(hcd_t *hcd, usb_target_t target, usb_direction_t direction,
     98    void *data, size_t size, uint64_t setup_data,
     99    usbhc_iface_transfer_in_callback_t in,
     100    usbhc_iface_transfer_out_callback_t out, void *arg, const char* name);
     101
     102ssize_t hcd_send_batch_sync(hcd_t *hcd, usb_target_t target,
     103    usb_direction_t dir, void *data, size_t size, uint64_t setup_data,
     104    const char* name);
    106105
    107106#endif
    108 
    109107/**
    110108 * @}
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