add api for hcd: hcd_pipe_is_idle

add api for usbh: tusbh_device_get_mounted_class_flag
implement api for custom class
- is mounted
- read

3 files changed, 40 insertions, 2 deletions

diff --git a/tinyusb/class/custom_class.h b/tinyusb/class/custom_class.h
index 9a6588a26..1d226d489 100644
--- a/tinyusb/class/custom_class.h
+++ b/tinyusb/class/custom_class.h
@@ -61,6 +61,17 @@ typedef struct {
 //--------------------------------------------------------------------+
 // USBH-CLASS DRIVER API
 //--------------------------------------------------------------------+
+STATIC_ INLINE_ bool tusbh_custom_is_mounted(uint8_t dev_addr, uint16_t vendor_id, uint16_t product_id);
+STATIC_ INLINE_ bool tusbh_custom_is_mounted(uint8_t dev_addr, uint16_t vendor_id, uint16_t product_id)
+{
+  (void) vendor_id; // TODO check this later
+  (void) product_id;
+  return (tusbh_device_get_mounted_class_flag(dev_addr) & BIT_(TUSB_CLASS_MAPPED_INDEX_END-1) ) != 0;
+}
+
+tusb_error_t tusbh_custom_read(uint8_t dev_addr, uint16_t vendor_id, uint16_t product_id, void * p_buffer, uint16_t length);
+tusb_error_t tusbh_custom_write(uint8_t dev_addr, uint16_t vendor_id, uint16_t product_id, void const * p_data, uint16_t length);
+
 #ifdef _TINY_USB_SOURCE_FILE_
 
 void         cush_init(void);
diff --git a/tinyusb/class/custom_class_host.c b/tinyusb/class/custom_class_host.c
index 723cb06ff..568c20f3f 100644
--- a/tinyusb/class/custom_class_host.c
+++ b/tinyusb/class/custom_class_host.c
@@ -56,8 +56,35 @@
 // INTERNAL OBJECT & FUNCTION DECLARATION
 //--------------------------------------------------------------------+
 custom_interface_info_t custom_interface[TUSB_CFG_HOST_DEVICE_MAX];
+
+//--------------------------------------------------------------------+
+// APPLICATION API
+//--------------------------------------------------------------------+
+tusb_error_t tusbh_custom_read(uint8_t dev_addr, uint16_t vendor_id, uint16_t product_id, void * p_buffer, uint16_t length)
+{
+  if ( !tusbh_custom_is_mounted(dev_addr, vendor_id, product_id) )
+  {
+    return TUSB_ERROR_DEVICE_NOT_READY;
+  }
+
+  ASSERT( p_buffer != NULL && length != 0, TUSB_ERROR_INVALID_PARA);
+  if ( hcd_pipe_is_idle(custom_interface[dev_addr-1].pipe_in) )
+  {
+    return TUSB_ERROR_INTERFACE_IS_BUSY;
+  }
+
+  (void) hcd_pipe_xfer( custom_interface[dev_addr-1].pipe_in, p_buffer, length, false);
+
+  return TUSB_ERROR_NONE;
+}
+
+tusb_error_t tusbh_custom_write(uint8_t dev_addr, uint16_t vendor_id, uint16_t product_id, void const * p_data, uint16_t length)
+{
+  return TUSB_ERROR_NONE;
+}
+
 //--------------------------------------------------------------------+
-// IMPLEMENTATION
+// USBH-CLASS API
 //--------------------------------------------------------------------+
 void cush_init(void)
 {
diff --git a/tinyusb/class/hid_host.c b/tinyusb/class/hid_host.c
index 3546a512a..1caea01ee 100644
--- a/tinyusb/class/hid_host.c
+++ b/tinyusb/class/hid_host.c
@@ -95,11 +95,11 @@ tusb_error_t hidh_interface_get_report(uint8_t dev_addr, void * report, hidh_int
 tusb_error_t hidh_interface_get_report(uint8_t dev_addr, void * report, hidh_interface_info_t *p_hid)
 {
   //------------- parameters validation -------------//
+  // TODO change to use is configured function
   ASSERT_INT(TUSB_DEVICE_STATE_CONFIGURED, tusbh_device_get_state(dev_addr), TUSB_ERROR_DEVICE_NOT_READY);
   ASSERT_PTR(report, TUSB_ERROR_INVALID_PARA);
   ASSERT(TUSB_INTERFACE_STATUS_BUSY != p_hid->status, TUSB_ERROR_INTERFACE_IS_BUSY);
 
-  // TODO abstract to use hidh service
   ASSERT_STATUS( hcd_pipe_xfer(p_hid->pipe_hdl, report, p_hid->report_size, true) ) ;
 
   p_hid->status = TUSB_INTERFACE_STATUS_BUSY;