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-rw-r--r--src/device/usbd.c7
-rw-r--r--src/device/usbd.h66
2 files changed, 48 insertions, 25 deletions
diff --git a/src/device/usbd.c b/src/device/usbd.c
index 26183c960..219dd23be 100644
--- a/src/device/usbd.c
+++ b/src/device/usbd.c
@@ -91,7 +91,7 @@ typedef struct
bool (* control_request ) (uint8_t rhport, tusb_control_request_t const * request);
bool (* control_complete ) (uint8_t rhport, tusb_control_request_t const * request);
bool (* xfer_cb ) (uint8_t rhport, uint8_t ep_addr, xfer_result_t event, uint32_t xferred_bytes);
- void (* sof ) (uint8_t rhport);
+ void (* sof ) (uint8_t rhport); /* optional */
} usbd_class_driver_t;
static usbd_class_driver_t const _usbd_driver[] =
@@ -450,8 +450,6 @@ void tud_task (void)
// Helper to invoke class driver control request handler
static bool invoke_class_control(uint8_t rhport, uint8_t drvid, tusb_control_request_t const * request)
{
- TU_ASSERT(_usbd_driver[drvid].control_request);
-
usbd_control_set_complete_callback(_usbd_driver[drvid].control_complete);
TU_LOG2(" %s control request\r\n", _usbd_driver[drvid].name);
return _usbd_driver[drvid].control_request(rhport, request);
@@ -817,7 +815,8 @@ static bool process_get_descriptor(uint8_t rhport, tusb_control_request_t const
// The 0xEE index string is a Microsoft OS Descriptors.
// https://docs.microsoft.com/en-us/windows-hardware/drivers/usbcon/microsoft-defined-usb-descriptors
return false;
- }else
+ }
+ else
{
uint8_t const* desc_str = (uint8_t const*) tud_descriptor_string_cb(desc_index, p_request->wIndex);
TU_ASSERT(desc_str);
diff --git a/src/device/usbd.h b/src/device/usbd.h
index fcb4e5c5f..713bee2b2 100644
--- a/src/device/usbd.h
+++ b/src/device/usbd.h
@@ -249,37 +249,61 @@ TU_ATTR_WEAK bool tud_vendor_control_complete_cb(uint8_t rhport, tusb_control_re
//------------- MIDI -------------//
-// Length of template descriptor (96 bytes)
-#define TUD_MIDI_DESC_LEN (9 + 9 + 9 + 7 + 6 + 6 + 9 + 9 + 7 + 5 + 7 + 5)
-
-// MIDI simple descriptor
-// - 1 Embedded Jack In connected to 1 External Jack Out
-// - 1 Embedded Jack out connected to 1 External Jack In
-#define TUD_MIDI_DESCRIPTOR(_itfnum, _stridx, _epout, _epin, _epsize) \
+#define TUD_MIDI_DESC_HEAD_LEN (9 + 9 + 9 + 7)
+#define TUD_MIDI_DESC_HEAD(_itfnum, _stridx, _numcables) \
/* Audio Control (AC) Interface */\
9, TUSB_DESC_INTERFACE, _itfnum, 0, 0, TUSB_CLASS_AUDIO, AUDIO_SUBCLASS_CONTROL, AUDIO_PROTOCOL_V1, _stridx,\
/* AC Header */\
- 9, TUSB_DESC_CS_INTERFACE, AUDIO_CS_INTERFACE_HEADER, U16_TO_U8S_LE(0x0100), U16_TO_U8S_LE(0x0009), 1, (uint8_t)((_itfnum)+1),\
+ 9, TUSB_DESC_CS_INTERFACE, AUDIO_CS_INTERFACE_HEADER, U16_TO_U8S_LE(0x0100), U16_TO_U8S_LE(0x0009), 1, (uint8_t)((_itfnum) + 1),\
/* MIDI Streaming (MS) Interface */\
- 9, TUSB_DESC_INTERFACE, (uint8_t)((_itfnum)+1), 0, 2, TUSB_CLASS_AUDIO, AUDIO_SUBCLASS_MIDI_STREAMING, AUDIO_PROTOCOL_V1, 0,\
+ 9, TUSB_DESC_INTERFACE, (uint8_t)((_itfnum) + 1), 0, 2, TUSB_CLASS_AUDIO, AUDIO_SUBCLASS_MIDI_STREAMING, AUDIO_PROTOCOL_V1, 0,\
/* MS Header */\
- 7, TUSB_DESC_CS_INTERFACE, MIDI_CS_INTERFACE_HEADER, U16_TO_U8S_LE(0x0100), U16_TO_U8S_LE(0x0025),\
+ 7, TUSB_DESC_CS_INTERFACE, MIDI_CS_INTERFACE_HEADER, U16_TO_U8S_LE(0x0100), U16_TO_U8S_LE(7 + (_numcables) * TUD_MIDI_DESC_JACK_LEN)
+
+#define TUD_MIDI_JACKID_IN_EMB(_cablenum) \
+ (uint8_t)(((_cablenum) - 1) * 4 + 1)
+
+#define TUD_MIDI_JACKID_IN_EXT(_cablenum) \
+ (uint8_t)(((_cablenum) - 1) * 4 + 2)
+
+#define TUD_MIDI_JACKID_OUT_EMB(_cablenum) \
+ (uint8_t)(((_cablenum) - 1) * 4 + 3)
+
+#define TUD_MIDI_JACKID_OUT_EXT(_cablenum) \
+ (uint8_t)(((_cablenum) - 1) * 4 + 4)
+
+#define TUD_MIDI_DESC_JACK_LEN (6 + 6 + 9 + 9)
+#define TUD_MIDI_DESC_JACK(_cablenum) \
/* MS In Jack (Embedded) */\
- 6, TUSB_DESC_CS_INTERFACE, MIDI_CS_INTERFACE_IN_JACK, MIDI_JACK_EMBEDDED, 1, 0,\
+ 6, TUSB_DESC_CS_INTERFACE, MIDI_CS_INTERFACE_IN_JACK, MIDI_JACK_EMBEDDED, TUD_MIDI_JACKID_IN_EMB(_cablenum), 0,\
/* MS In Jack (External) */\
- 6, TUSB_DESC_CS_INTERFACE, MIDI_CS_INTERFACE_IN_JACK, MIDI_JACK_EXTERNAL, 2, 0,\
+ 6, TUSB_DESC_CS_INTERFACE, MIDI_CS_INTERFACE_IN_JACK, MIDI_JACK_EXTERNAL, TUD_MIDI_JACKID_IN_EXT(_cablenum), 0,\
/* MS Out Jack (Embedded), connected to In Jack External */\
- 9, TUSB_DESC_CS_INTERFACE, MIDI_CS_INTERFACE_OUT_JACK, MIDI_JACK_EMBEDDED, 3, 1, 2, 1, 0,\
+ 9, TUSB_DESC_CS_INTERFACE, MIDI_CS_INTERFACE_OUT_JACK, MIDI_JACK_EMBEDDED, TUD_MIDI_JACKID_OUT_EMB(_cablenum), 1, TUD_MIDI_JACKID_IN_EXT(_cablenum), 1, 0,\
/* MS Out Jack (External), connected to In Jack Embedded */\
- 9, TUSB_DESC_CS_INTERFACE, MIDI_CS_INTERFACE_OUT_JACK, MIDI_JACK_EXTERNAL, 4, 1, 1, 1, 0,\
- /* Endpoint Out */\
+ 9, TUSB_DESC_CS_INTERFACE, MIDI_CS_INTERFACE_OUT_JACK, MIDI_JACK_EXTERNAL, TUD_MIDI_JACKID_OUT_EXT(_cablenum), 1, TUD_MIDI_JACKID_IN_EMB(_cablenum), 1, 0
+
+#define TUD_MIDI_DESC_EP_LEN(_numcables) (7 + 4 + (_numcables))
+#define TUD_MIDI_DESC_EP(_epout, _epsize, _numcables) \
+ /* Endpoint */\
7, TUSB_DESC_ENDPOINT, _epout, TUSB_XFER_BULK, U16_TO_U8S_LE(_epsize), 0,\
- /* MS Endpoint (connected to embedded jack in) */\
- 5, TUSB_DESC_CS_ENDPOINT, MIDI_CS_ENDPOINT_GENERAL, 1, 1,\
- /* Endpoint In */\
- 7, TUSB_DESC_ENDPOINT, _epin, TUSB_XFER_BULK, U16_TO_U8S_LE(_epsize), 0,\
- /* MS Endpoint (connected to embedded jack out) */\
- 5, TUSB_DESC_CS_ENDPOINT, MIDI_CS_ENDPOINT_GENERAL, 1, 3
+ /* MS Endpoint (connected to embedded jack) */\
+ (uint8_t)(4 + (_numcables)), TUSB_DESC_CS_ENDPOINT, MIDI_CS_ENDPOINT_GENERAL, _numcables
+
+// Length of template descriptor (88 bytes)
+#define TUD_MIDI_DESC_LEN (TUD_MIDI_DESC_HEAD_LEN + TUD_MIDI_DESC_JACK_LEN + TUD_MIDI_DESC_EP_LEN(1) * 2)
+
+// MIDI simple descriptor
+// - 1 Embedded Jack In connected to 1 External Jack Out
+// - 1 Embedded Jack out connected to 1 External Jack In
+#define TUD_MIDI_DESCRIPTOR(_itfnum, _stridx, _epout, _epin, _epsize) \
+ TUD_MIDI_DESC_HEAD(_itfnum, _stridx, 1),\
+ TUD_MIDI_DESC_JACK(1),\
+ TUD_MIDI_DESC_EP(_epout, _epsize, 1),\
+ TUD_MIDI_JACKID_IN_EMB(1),\
+ TUD_MIDI_DESC_EP(_epin, _epsize, 1),\
+ TUD_MIDI_JACKID_OUT_EMB(1)
+
//------------- TUD_USBTMC/USB488 -------------//
#define TUD_USBTMC_APP_CLASS (TUSB_CLASS_APPLICATION_SPECIFIC)