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update for midi

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- add MidiCodeIndexNumber enum
- update midi descriptor. Audio v1.0's endpoint has 9 bytes instead of 7.

Signed-off-by: Zhihong Chen <zhihong.chen@hpmicro.com>
This commit is contained in:
Zhihong Chen
2023-08-04 17:23:26 +08:00
committed by sakumisu
parent 4777a65f54
commit 4d7938e349
3 changed files with 44 additions and 4 deletions
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15
class/audio/usb_audio.h
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@@ -812,6 +812,19 @@ struct audio_cs_ep_ep_general_descriptor {
#define AUDIO_AS_DESCRIPTOR_INIT_LEN(n) (0x09 + 0x09 + 0x07 + 0x08 + 3 * n + 0x09 + 0x07)
#define AUDIO_MS_STANDARD_DESCRIPTOR_INIT(bInterfaceNumber, bNumEndpoints) \
0x09, /* bLength */ \
USB_DESCRIPTOR_TYPE_INTERFACE, /* bDescriptorType */ \
bInterfaceNumber, /* bInterfaceNumber */ \
0x00, /* bAlternateSetting */ \
bNumEndpoints, /* bNumEndpoints */ \
USB_DEVICE_CLASS_AUDIO, /* bInterfaceClass */ \
AUDIO_SUBCLASS_MIDISTREAMING, /* bInterfaceSubClass */ \
AUDIO_PROTOCOL_UNDEFINED, /* bInterfaceProtocol */ \
0x00 /* iInterface */
#define AUDIO_MS_STANDARD_DESCRIPTOR_INIT_LEN 0x09
struct audio_v2_channel_cluster_descriptor {
uint8_t bNrChannels;
uint32_t bmChannelConfig;
@@ -1072,7 +1085,7 @@ struct audio_v2_control_range3_param_block {
USB_DESCRIPTOR_TYPE_ENDPOINT, /* bDescriptorType */ \
bEndpointAddress, /* bEndpointAddress 3 out endpoint for Audio */ \
bmAttributes, /* bmAttributes */ \
WBVAL(wMaxPacketSize), /* XXXX wMaxPacketSize in Bytes (SampleRate * SlotByteSize * NumChannels) */ \
WBVAL(wMaxPacketSize), /* XXXX wMaxPacketSize in Bytes (SampleRate * SlotByteSize * NumChannels) */ \
bInterval, /* bInterval */ \
0x08, /* bLength */ \
AUDIO_ENDPOINT_DESCRIPTOR_TYPE, /* bDescriptorType */ \