diff options
Diffstat (limited to 'src/host/usbh.h')
| -rw-r--r-- | src/host/usbh.h | 76 |
1 files changed, 49 insertions, 27 deletions
diff --git a/src/host/usbh.h b/src/host/usbh.h index 13eede869..1e9bb26bc 100644 --- a/src/host/usbh.h +++ b/src/host/usbh.h @@ -204,6 +204,9 @@ bool tuh_rhport_reset_bus(uint8_t rhport, bool active); // Get VID/PID of device bool tuh_vid_pid_get(uint8_t daddr, uint16_t* vid, uint16_t* pid); +// Get local (cached) device descriptor once device is enumerated +bool tuh_descriptor_get_device_local(uint8_t daddr, tusb_desc_device_t* desc_device); + // Get speed of device tusb_speed_t tuh_speed_get(uint8_t daddr); @@ -231,8 +234,18 @@ bool tuh_bus_info_get(uint8_t daddr, tuh_bus_info_t* bus_info); //--------------------------------------------------------------------+ // Transfer API +// Each Function will make a USB transfer request to device. If +// - complete_cb != NULL, the function will return immediately and invoke the callback when request is complete. +// - complete_cb == NULL, the function will block until request is complete. +// In this case, user_data should be tusb_xfer_result_t* to hold the transfer result. //--------------------------------------------------------------------+ +// Helper to make Sync API from async one +#define TU_API_SYNC(_async_api, ...) \ + xfer_result_t result = XFER_RESULT_INVALID;\ + TU_VERIFY(_async_api(__VA_ARGS__, NULL, (uintptr_t) &result), XFER_RESULT_TIMEOUT); \ + return result + // Submit a control transfer // - async: complete callback invoked when finished. // - sync : blocking if complete callback is NULL. @@ -324,45 +337,54 @@ bool tuh_descriptor_get_serial_string(uint8_t daddr, uint16_t language_id, void* //--------------------------------------------------------------------+ // Descriptors Synchronous (blocking) +// Sync API which is blocking until transfer is complete. +// return transfer result //--------------------------------------------------------------------+ -// Sync (blocking) version of tuh_descriptor_get() -// return transfer result -uint8_t tuh_descriptor_get_sync(uint8_t daddr, uint8_t type, uint8_t index, void* buffer, uint16_t len); +// Sync version of tuh_descriptor_get() +TU_ATTR_ALWAYS_INLINE static inline tusb_xfer_result_t tuh_descriptor_get_sync(uint8_t daddr, uint8_t type, uint8_t index, void* buffer, uint16_t len) { + TU_API_SYNC(tuh_descriptor_get, daddr, type, index, buffer, len); +} -// Sync (blocking) version of tuh_descriptor_get_device() -// return transfer result -uint8_t tuh_descriptor_get_device_sync(uint8_t daddr, void* buffer, uint16_t len); +// Sync version of tuh_descriptor_get_device() +TU_ATTR_ALWAYS_INLINE static inline tusb_xfer_result_t tuh_descriptor_get_device_sync(uint8_t daddr, void* buffer, uint16_t len) { + TU_API_SYNC(tuh_descriptor_get_device, daddr, buffer, len); +} -// Sync (blocking) version of tuh_descriptor_get_configuration() -// return transfer result -uint8_t tuh_descriptor_get_configuration_sync(uint8_t daddr, uint8_t index, void* buffer, uint16_t len); +// Sync version of tuh_descriptor_get_configuration() +TU_ATTR_ALWAYS_INLINE static inline tusb_xfer_result_t tuh_descriptor_get_configuration_sync(uint8_t daddr, uint8_t index, void* buffer, uint16_t len) { + TU_API_SYNC(tuh_descriptor_get_configuration, daddr, index, buffer, len); +} -// Sync (blocking) version of tuh_descriptor_get_hid_report() -// return transfer result -uint8_t tuh_descriptor_get_hid_report_sync(uint8_t daddr, uint8_t itf_num, uint8_t desc_type, uint8_t index, void* buffer, uint16_t len); +// Sync version of tuh_descriptor_get_hid_report() +TU_ATTR_ALWAYS_INLINE static inline tusb_xfer_result_t tuh_descriptor_get_hid_report_sync(uint8_t daddr, uint8_t itf_num, uint8_t desc_type, uint8_t index, void* buffer, uint16_t len) { + TU_API_SYNC(tuh_descriptor_get_hid_report, daddr, itf_num, desc_type, index, buffer, len); +} -// Sync (blocking) version of tuh_descriptor_get_string() -// return transfer result -uint8_t tuh_descriptor_get_string_sync(uint8_t daddr, uint8_t index, uint16_t language_id, void* buffer, uint16_t len); +// Sync version of tuh_descriptor_get_string() +TU_ATTR_ALWAYS_INLINE static inline tusb_xfer_result_t tuh_descriptor_get_string_sync(uint8_t daddr, uint8_t index, uint16_t language_id, void* buffer, uint16_t len) { + TU_API_SYNC(tuh_descriptor_get_string, daddr, index, language_id, buffer, len); +} -// Sync (blocking) version of tuh_descriptor_get_string_langid() -TU_ATTR_ALWAYS_INLINE static inline -uint8_t tuh_descriptor_get_string_langid_sync(uint8_t daddr, void* buffer, uint16_t len) { +// Sync version of tuh_descriptor_get_string_langid() +TU_ATTR_ALWAYS_INLINE static inline tusb_xfer_result_t tuh_descriptor_get_string_langid_sync(uint8_t daddr, void* buffer, uint16_t len) { return tuh_descriptor_get_string_sync(daddr, 0, 0, buffer, len); } -// Sync (blocking) version of tuh_descriptor_get_manufacturer_string() -// return transfer result -uint8_t tuh_descriptor_get_manufacturer_string_sync(uint8_t daddr, uint16_t language_id, void* buffer, uint16_t len); +// Sync version of tuh_descriptor_get_manufacturer_string() +TU_ATTR_ALWAYS_INLINE static inline tusb_xfer_result_t tuh_descriptor_get_manufacturer_string_sync(uint8_t daddr, uint16_t language_id, void* buffer, uint16_t len) { + TU_API_SYNC(tuh_descriptor_get_manufacturer_string, daddr, language_id, buffer, len); +} -// Sync (blocking) version of tuh_descriptor_get_product_string() -// return transfer result -uint8_t tuh_descriptor_get_product_string_sync(uint8_t daddr, uint16_t language_id, void* buffer, uint16_t len); +// Sync version of tuh_descriptor_get_product_string() +TU_ATTR_ALWAYS_INLINE static inline tusb_xfer_result_t tuh_descriptor_get_product_string_sync(uint8_t daddr, uint16_t language_id, void* buffer, uint16_t len) { + TU_API_SYNC(tuh_descriptor_get_product_string, daddr, language_id, buffer, len); +} -// Sync (blocking) version of tuh_descriptor_get_serial_string() -// return transfer result -uint8_t tuh_descriptor_get_serial_string_sync(uint8_t daddr, uint16_t language_id, void* buffer, uint16_t len); +// Sync version of tuh_descriptor_get_serial_string() +TU_ATTR_ALWAYS_INLINE static inline tusb_xfer_result_t tuh_descriptor_get_serial_string_sync(uint8_t daddr, uint16_t language_id, void* buffer, uint16_t len) { + TU_API_SYNC(tuh_descriptor_get_serial_string, daddr, language_id, buffer, len); +} #ifdef __cplusplus } |