diff options
Diffstat (limited to 'examples/device/midi_test/src')
| -rw-r--r-- | examples/device/midi_test/src/usb_descriptors.c | 23 |
1 files changed, 20 insertions, 3 deletions
diff --git a/examples/device/midi_test/src/usb_descriptors.c b/examples/device/midi_test/src/usb_descriptors.c index 2867a205f..d529a0547 100644 --- a/examples/device/midi_test/src/usb_descriptors.c +++ b/examples/device/midi_test/src/usb_descriptors.c @@ -88,22 +88,39 @@ enum #define EPNUM_MIDI 0x01 #endif -uint8_t const desc_configuration[] = +uint8_t const desc_fs_configuration[] = { // Config number, interface count, string index, total length, attribute, power in mA TUD_CONFIG_DESCRIPTOR(1, ITF_NUM_TOTAL, 0, CONFIG_TOTAL_LEN, TUSB_DESC_CONFIG_ATT_REMOTE_WAKEUP, 100), // Interface number, string index, EP Out & EP In address, EP size - TUD_MIDI_DESCRIPTOR(ITF_NUM_MIDI, 0, EPNUM_MIDI, 0x80 | EPNUM_MIDI, TUD_OPT_HIGH_SPEED ? 512 : 64) + TUD_MIDI_DESCRIPTOR(ITF_NUM_MIDI, 0, EPNUM_MIDI, 0x80 | EPNUM_MIDI, 64) }; +#if TUD_OPT_HIGH_SPEED +uint8_t const desc_fs_configuration[] = +{ + // Config number, interface count, string index, total length, attribute, power in mA + TUD_CONFIG_DESCRIPTOR(1, ITF_NUM_TOTAL, 0, CONFIG_TOTAL_LEN, TUSB_DESC_CONFIG_ATT_REMOTE_WAKEUP, 100), + + // Interface number, string index, EP Out & EP In address, EP size + TUD_MIDI_DESCRIPTOR(ITF_NUM_MIDI, 0, EPNUM_MIDI, 0x80 | EPNUM_MIDI, 512) +}; +#endif + // Invoked when received GET CONFIGURATION DESCRIPTOR // Application return pointer to descriptor // Descriptor contents must exist long enough for transfer to complete uint8_t const * tud_descriptor_configuration_cb(uint8_t index) { (void) index; // for multiple configurations - return desc_configuration; + +#if TUD_OPT_HIGH_SPEED + // Although we are highspeed, host may be fullspeed. + return (tud_speed_get() == TUSB_SPEED_HIGH ) ? desc_hs_configuration : desc_fs_configuration; +#else + return desc_fs_configuration; +#endif } //--------------------------------------------------------------------+ |