From fc7647f9e4f06c8f56207f5ea7f34872887d099b Mon Sep 17 00:00:00 2001 From: HiFiPhile Date: Fri, 10 May 2024 00:11:04 +0200 Subject: Allow feedback EP size change. --- examples/device/uac2_speaker_fb/src/tusb_config.h | 3 +++ examples/device/uac2_speaker_fb/src/usb_descriptors.c | 4 ++-- examples/device/uac2_speaker_fb/src/usb_descriptors.h | 6 +++--- 3 files changed, 8 insertions(+), 5 deletions(-) (limited to 'examples') diff --git a/examples/device/uac2_speaker_fb/src/tusb_config.h b/examples/device/uac2_speaker_fb/src/tusb_config.h index 497104541..1cc1031c1 100644 --- a/examples/device/uac2_speaker_fb/src/tusb_config.h +++ b/examples/device/uac2_speaker_fb/src/tusb_config.h @@ -122,6 +122,9 @@ extern "C" { #define CFG_TUD_AUDIO_FUNC_1_DESC_LEN TUD_AUDIO_SPEAKER_STEREO_FB_DESC_LEN +// Enable if Full-Speed on OSX, also set feedback EP size to 3 +#define CFG_TUD_AUDIO_ENABLE_FEEDBACK_FORMAT_CORRECTION 0 + // Audio format type I specifications #if defined(__RX__) #define CFG_TUD_AUDIO_FUNC_1_MAX_SAMPLE_RATE 48000 diff --git a/examples/device/uac2_speaker_fb/src/usb_descriptors.c b/examples/device/uac2_speaker_fb/src/usb_descriptors.c index 864b689ff..fa307674d 100644 --- a/examples/device/uac2_speaker_fb/src/usb_descriptors.c +++ b/examples/device/uac2_speaker_fb/src/usb_descriptors.c @@ -149,8 +149,8 @@ uint8_t const desc_configuration[] = // Config number, interface count, string index, total length, attribute, power in mA TUD_CONFIG_DESCRIPTOR(1, ITF_NUM_TOTAL, 0, CONFIG_TOTAL_LEN, 0x00, 100), - // Interface number, string index, byte per sample, bit per sample, EP Out, EP size, EP feedback - TUD_AUDIO_SPEAKER_STEREO_FB_DESCRIPTOR(0, 4, CFG_TUD_AUDIO_FUNC_1_N_BYTES_PER_SAMPLE_RX, CFG_TUD_AUDIO_FUNC_1_RESOLUTION_RX, EPNUM_AUDIO_OUT, CFG_TUD_AUDIO_FUNC_1_EP_OUT_SZ_MAX, EPNUM_AUDIO_FB | 0x80), + // Interface number, string index, byte per sample, bit per sample, EP Out, EP size, EP feedback, feedback EP size, + TUD_AUDIO_SPEAKER_STEREO_FB_DESCRIPTOR(0, 4, CFG_TUD_AUDIO_FUNC_1_N_BYTES_PER_SAMPLE_RX, CFG_TUD_AUDIO_FUNC_1_RESOLUTION_RX, EPNUM_AUDIO_OUT, CFG_TUD_AUDIO_FUNC_1_EP_OUT_SZ_MAX, EPNUM_AUDIO_FB | 0x80, 4), #if CFG_AUDIO_DEBUG // Interface number, string index, protocol, report descriptor len, EP In address, size & polling interval diff --git a/examples/device/uac2_speaker_fb/src/usb_descriptors.h b/examples/device/uac2_speaker_fb/src/usb_descriptors.h index 8157f02a0..9511bf797 100644 --- a/examples/device/uac2_speaker_fb/src/usb_descriptors.h +++ b/examples/device/uac2_speaker_fb/src/usb_descriptors.h @@ -47,7 +47,7 @@ + TUD_AUDIO_DESC_CS_AS_ISO_EP_LEN\ + TUD_AUDIO_DESC_STD_AS_ISO_FB_EP_LEN) -#define TUD_AUDIO_SPEAKER_STEREO_FB_DESCRIPTOR(_itfnum, _stridx, _nBytesPerSample, _nBitsUsedPerSample, _epout, _epsize, _epfb) \ +#define TUD_AUDIO_SPEAKER_STEREO_FB_DESCRIPTOR(_itfnum, _stridx, _nBytesPerSample, _nBitsUsedPerSample, _epout, _epoutsize, _epfb, _epfbsize) \ /* Standard Interface Association Descriptor (IAD) */\ TUD_AUDIO_DESC_IAD(/*_firstitf*/ _itfnum, /*_nitfs*/ 0x02, /*_stridx*/ 0x00),\ /* Standard AC Interface Descriptor(4.7.1) */\ @@ -73,10 +73,10 @@ /* Type I Format Type Descriptor(2.3.1.6 - Audio Formats) */\ TUD_AUDIO_DESC_TYPE_I_FORMAT(_nBytesPerSample, _nBitsUsedPerSample),\ /* Standard AS Isochronous Audio Data Endpoint Descriptor(4.10.1.1) */\ - TUD_AUDIO_DESC_STD_AS_ISO_EP(/*_ep*/ _epout, /*_attr*/ (uint8_t) ((uint8_t)TUSB_XFER_ISOCHRONOUS | (uint8_t)TUSB_ISO_EP_ATT_ASYNCHRONOUS | (uint8_t)TUSB_ISO_EP_ATT_DATA), /*_maxEPsize*/ _epsize, /*_interval*/ 0x01),\ + TUD_AUDIO_DESC_STD_AS_ISO_EP(/*_ep*/ _epout, /*_attr*/ (uint8_t) ((uint8_t)TUSB_XFER_ISOCHRONOUS | (uint8_t)TUSB_ISO_EP_ATT_ASYNCHRONOUS | (uint8_t)TUSB_ISO_EP_ATT_DATA), /*_maxEPsize*/ _epoutsize, /*_interval*/ 0x01),\ /* Class-Specific AS Isochronous Audio Data Endpoint Descriptor(4.10.1.2) */\ TUD_AUDIO_DESC_CS_AS_ISO_EP(/*_attr*/ AUDIO_CS_AS_ISO_DATA_EP_ATT_NON_MAX_PACKETS_OK, /*_ctrl*/ AUDIO_CTRL_NONE, /*_lockdelayunit*/ AUDIO_CS_AS_ISO_DATA_EP_LOCK_DELAY_UNIT_MILLISEC, /*_lockdelay*/ 0x0001),\ /* Standard AS Isochronous Feedback Endpoint Descriptor(4.10.2.1) */\ - TUD_AUDIO_DESC_STD_AS_ISO_FB_EP(/*_ep*/ _epfb, /*_interval*/ TUD_OPT_HIGH_SPEED ? 4 : 1)\ + TUD_AUDIO_DESC_STD_AS_ISO_FB_EP(/*_ep*/ _epfb, /*_epsize*/ _epfbsize, /*_interval*/ TUD_OPT_HIGH_SPEED ? 4 : 1)\ #endif -- cgit v1.3.1