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-rw-r--r--examples/device/cdc_uac2/src/uac2_app.c124
-rw-r--r--examples/device/uac2_headset/src/main.c124
-rw-r--r--examples/device/uac2_speaker_fb/src/main.c124
-rw-r--r--src/class/audio/audio.h32
4 files changed, 201 insertions, 203 deletions
diff --git a/examples/device/cdc_uac2/src/uac2_app.c b/examples/device/cdc_uac2/src/uac2_app.c
index 6e9d1d9e3..a504c3b57 100644
--- a/examples/device/cdc_uac2/src/uac2_app.c
+++ b/examples/device/cdc_uac2/src/uac2_app.c
@@ -82,20 +82,20 @@ void audio_task(void) {
}
// Helper for clock get requests
-static bool tud_audio_clock_get_request(uint8_t rhport, audio20_control_request_t const *request)
+static bool tud_audio_clock_get_request(uint8_t rhport, tusb_control_request_t const *p_request)
{
- TU_ASSERT(request->bEntityID == UAC2_ENTITY_CLOCK);
+ uint8_t const ctrl_sel = TU_U16_HIGH(p_request->wValue);
- if (request->bControlSelector == AUDIO20_CS_CTRL_SAM_FREQ)
+ if (ctrl_sel == AUDIO20_CS_CTRL_SAM_FREQ)
{
- if (request->bRequest == AUDIO20_CS_REQ_CUR)
+ if (p_request->bRequest == AUDIO20_CS_REQ_CUR)
{
TU_LOG1("Clock get current freq %" PRIu32 "\r\n", current_sample_rate);
audio20_control_cur_4_t curf = { (int32_t) tu_htole32(current_sample_rate) };
- return tud_audio_buffer_and_schedule_control_xfer(rhport, (tusb_control_request_t const *)request, &curf, sizeof(curf));
+ return tud_audio_buffer_and_schedule_control_xfer(rhport, p_request, &curf, sizeof(curf));
}
- else if (request->bRequest == AUDIO20_CS_REQ_RANGE)
+ else if (p_request->bRequest == AUDIO20_CS_REQ_RANGE)
{
audio20_control_range_4_n_t(N_SAMPLE_RATES) rangef =
{
@@ -110,32 +110,33 @@ static bool tud_audio_clock_get_request(uint8_t rhport, audio20_control_request_
TU_LOG1("Range %d (%d, %d, %d)\r\n", i, (int)rangef.subrange[i].bMin, (int)rangef.subrange[i].bMax, (int)rangef.subrange[i].bRes);
}
- return tud_audio_buffer_and_schedule_control_xfer(rhport, (tusb_control_request_t const *)request, &rangef, sizeof(rangef));
+ return tud_audio_buffer_and_schedule_control_xfer(rhport, p_request, &rangef, sizeof(rangef));
}
}
- else if (request->bControlSelector == AUDIO20_CS_CTRL_CLK_VALID &&
- request->bRequest == AUDIO20_CS_REQ_CUR)
+ else if (ctrl_sel == AUDIO20_CS_CTRL_CLK_VALID &&
+ p_request->bRequest == AUDIO20_CS_REQ_CUR)
{
audio20_control_cur_1_t cur_valid = { .bCur = 1 };
TU_LOG1("Clock get is valid %u\r\n", cur_valid.bCur);
- return tud_audio_buffer_and_schedule_control_xfer(rhport, (tusb_control_request_t const *)request, &cur_valid, sizeof(cur_valid));
+ return tud_audio_buffer_and_schedule_control_xfer(rhport, p_request, &cur_valid, sizeof(cur_valid));
}
- TU_LOG1("Clock get request not supported, entity = %u, selector = %u, request = %u\r\n",
- request->bEntityID, request->bControlSelector, request->bRequest);
+ TU_LOG1("Clock get request not supported, selector = %u, request = %u\r\n",
+ ctrl_sel, p_request->bRequest);
return false;
}
// Helper for clock set requests
-static bool tud_audio_clock_set_request(uint8_t rhport, audio20_control_request_t const *request, uint8_t const *buf)
+static bool tud_audio_clock_set_request(uint8_t rhport, tusb_control_request_t const *p_request, uint8_t const *buf)
{
(void)rhport;
- TU_ASSERT(request->bEntityID == UAC2_ENTITY_CLOCK);
- TU_VERIFY(request->bRequest == AUDIO20_CS_REQ_CUR);
+ uint8_t const ctrl_sel = TU_U16_HIGH(p_request->wValue);
- if (request->bControlSelector == AUDIO20_CS_CTRL_SAM_FREQ)
+ TU_VERIFY(p_request->bRequest == AUDIO20_CS_REQ_CUR);
+
+ if (ctrl_sel == AUDIO20_CS_CTRL_SAM_FREQ)
{
- TU_VERIFY(request->wLength == sizeof(audio20_control_cur_4_t));
+ TU_VERIFY(p_request->wLength == sizeof(audio20_control_cur_4_t));
current_sample_rate = (uint32_t) ((audio20_control_cur_4_t const *)buf)->bCur;
@@ -145,80 +146,83 @@ static bool tud_audio_clock_set_request(uint8_t rhport, audio20_control_request_
}
else
{
- TU_LOG1("Clock set request not supported, entity = %u, selector = %u, request = %u\r\n",
- request->bEntityID, request->bControlSelector, request->bRequest);
+ TU_LOG1("Clock set request not supported, selector = %u, request = %u\r\n",
+ ctrl_sel, p_request->bRequest);
return false;
}
}
// Helper for feature unit get requests
-static bool tud_audio_feature_unit_get_request(uint8_t rhport, audio20_control_request_t const *request)
+static bool tud_audio_feature_unit_get_request(uint8_t rhport, tusb_control_request_t const *p_request)
{
- TU_ASSERT(request->bEntityID == UAC2_ENTITY_SPK_FEATURE_UNIT);
+ uint8_t const ctrl_sel = TU_U16_HIGH(p_request->wValue);
+ uint8_t const channel_num = TU_U16_LOW(p_request->wValue);
- if (request->bControlSelector == AUDIO20_FU_CTRL_MUTE && request->bRequest == AUDIO20_CS_REQ_CUR)
+ if (ctrl_sel == AUDIO20_FU_CTRL_MUTE && p_request->bRequest == AUDIO20_CS_REQ_CUR)
{
- audio20_control_cur_1_t mute1 = { .bCur = mute[request->bChannelNumber] };
- TU_LOG1("Get channel %u mute %d\r\n", request->bChannelNumber, mute1.bCur);
- return tud_audio_buffer_and_schedule_control_xfer(rhport, (tusb_control_request_t const *)request, &mute1, sizeof(mute1));
+ audio20_control_cur_1_t mute1 = { .bCur = mute[channel_num] };
+ TU_LOG1("Get channel %u mute %d\r\n", channel_num, mute1.bCur);
+ return tud_audio_buffer_and_schedule_control_xfer(rhport, p_request, &mute1, sizeof(mute1));
}
- else if (request->bControlSelector == AUDIO20_FU_CTRL_VOLUME)
+ else if (ctrl_sel == AUDIO20_FU_CTRL_VOLUME)
{
- if (request->bRequest == AUDIO20_CS_REQ_RANGE)
+ if (p_request->bRequest == AUDIO20_CS_REQ_RANGE)
{
audio20_control_range_2_n_t(1) range_vol = {
.wNumSubRanges = tu_htole16(1),
.subrange[0] = { .bMin = tu_htole16(-VOLUME_CTRL_50_DB), tu_htole16(VOLUME_CTRL_0_DB), tu_htole16(256) }
};
- TU_LOG1("Get channel %u volume range (%d, %d, %u) dB\r\n", request->bChannelNumber,
+ TU_LOG1("Get channel %u volume range (%d, %d, %u) dB\r\n", channel_num,
range_vol.subrange[0].bMin / 256, range_vol.subrange[0].bMax / 256, range_vol.subrange[0].bRes / 256);
- return tud_audio_buffer_and_schedule_control_xfer(rhport, (tusb_control_request_t const *)request, &range_vol, sizeof(range_vol));
+ return tud_audio_buffer_and_schedule_control_xfer(rhport, p_request, &range_vol, sizeof(range_vol));
}
- else if (request->bRequest == AUDIO20_CS_REQ_CUR)
+ else if (p_request->bRequest == AUDIO20_CS_REQ_CUR)
{
- audio20_control_cur_2_t cur_vol = { .bCur = tu_htole16(volume[request->bChannelNumber]) };
- TU_LOG1("Get channel %u volume %d dB\r\n", request->bChannelNumber, cur_vol.bCur / 256);
- return tud_audio_buffer_and_schedule_control_xfer(rhport, (tusb_control_request_t const *)request, &cur_vol, sizeof(cur_vol));
+ audio20_control_cur_2_t cur_vol = { .bCur = tu_htole16(volume[channel_num]) };
+ TU_LOG1("Get channel %u volume %d dB\r\n", channel_num, cur_vol.bCur / 256);
+ return tud_audio_buffer_and_schedule_control_xfer(rhport, p_request, &cur_vol, sizeof(cur_vol));
}
}
- TU_LOG1("Feature unit get request not supported, entity = %u, selector = %u, request = %u\r\n",
- request->bEntityID, request->bControlSelector, request->bRequest);
+ TU_LOG1("Feature unit get request not supported, selector = %u, request = %u\r\n",
+ ctrl_sel, p_request->bRequest);
return false;
}
// Helper for feature unit set requests
-static bool tud_audio_feature_unit_set_request(uint8_t rhport, audio20_control_request_t const *request, uint8_t const *buf)
+static bool tud_audio_feature_unit_set_request(uint8_t rhport, tusb_control_request_t const *p_request, uint8_t const *buf)
{
(void)rhport;
- TU_ASSERT(request->bEntityID == UAC2_ENTITY_SPK_FEATURE_UNIT);
- TU_VERIFY(request->bRequest == AUDIO20_CS_REQ_CUR);
+ uint8_t const ctrl_sel = TU_U16_HIGH(p_request->wValue);
+ uint8_t const channel_num = TU_U16_LOW(p_request->wValue);
+
+ TU_VERIFY(p_request->bRequest == AUDIO20_CS_REQ_CUR);
- if (request->bControlSelector == AUDIO20_FU_CTRL_MUTE)
+ if (ctrl_sel == AUDIO20_FU_CTRL_MUTE)
{
- TU_VERIFY(request->wLength == sizeof(audio20_control_cur_1_t));
+ TU_VERIFY(p_request->wLength == sizeof(audio20_control_cur_1_t));
- mute[request->bChannelNumber] = ((audio20_control_cur_1_t const *)buf)->bCur;
+ mute[channel_num] = ((audio20_control_cur_1_t const *)buf)->bCur;
- TU_LOG1("Set channel %d Mute: %d\r\n", request->bChannelNumber, mute[request->bChannelNumber]);
+ TU_LOG1("Set channel %d Mute: %d\r\n", channel_num, mute[channel_num]);
return true;
}
- else if (request->bControlSelector == AUDIO20_FU_CTRL_VOLUME)
+ else if (ctrl_sel == AUDIO20_FU_CTRL_VOLUME)
{
- TU_VERIFY(request->wLength == sizeof(audio20_control_cur_2_t));
+ TU_VERIFY(p_request->wLength == sizeof(audio20_control_cur_2_t));
- volume[request->bChannelNumber] = ((audio20_control_cur_2_t const *)buf)->bCur;
+ volume[channel_num] = ((audio20_control_cur_2_t const *)buf)->bCur;
- TU_LOG1("Set channel %d volume: %d dB\r\n", request->bChannelNumber, volume[request->bChannelNumber] / 256);
+ TU_LOG1("Set channel %d volume: %d dB\r\n", channel_num, volume[channel_num] / 256);
return true;
}
else
{
- TU_LOG1("Feature unit set request not supported, entity = %u, selector = %u, request = %u\r\n",
- request->bEntityID, request->bControlSelector, request->bRequest);
+ TU_LOG1("Feature unit set request not supported, selector = %u, request = %u\r\n",
+ ctrl_sel, p_request->bRequest);
return false;
}
}
@@ -229,32 +233,32 @@ static bool tud_audio_feature_unit_set_request(uint8_t rhport, audio20_control_r
// Invoked when audio class specific get request received for an entity
bool tud_audio_get_req_entity_cb(uint8_t rhport, tusb_control_request_t const *p_request) {
- audio20_control_request_t const *request = (audio20_control_request_t const *)p_request;
+ uint8_t const entity_id = TU_U16_HIGH(p_request->wIndex);
- if (request->bEntityID == UAC2_ENTITY_CLOCK) {
- return tud_audio_clock_get_request(rhport, request);
+ if (entity_id == UAC2_ENTITY_CLOCK) {
+ return tud_audio_clock_get_request(rhport, p_request);
}
- if (request->bEntityID == UAC2_ENTITY_SPK_FEATURE_UNIT) {
- return tud_audio_feature_unit_get_request(rhport, request);
+ if (entity_id == UAC2_ENTITY_SPK_FEATURE_UNIT) {
+ return tud_audio_feature_unit_get_request(rhport, p_request);
} else {
TU_LOG1("Get request not handled, entity = %d, selector = %d, request = %d\r\n",
- request->bEntityID, request->bControlSelector, request->bRequest);
+ entity_id, TU_U16_HIGH(p_request->wValue), p_request->bRequest);
}
return false;
}
// Invoked when audio class specific set request received for an entity
bool tud_audio_set_req_entity_cb(uint8_t rhport, tusb_control_request_t const *p_request, uint8_t *buf) {
- audio20_control_request_t const *request = (audio20_control_request_t const *)p_request;
+ uint8_t const entity_id = TU_U16_HIGH(p_request->wIndex);
- if (request->bEntityID == UAC2_ENTITY_SPK_FEATURE_UNIT) {
- return tud_audio_feature_unit_set_request(rhport, request, buf);
+ if (entity_id == UAC2_ENTITY_SPK_FEATURE_UNIT) {
+ return tud_audio_feature_unit_set_request(rhport, p_request, buf);
}
- if (request->bEntityID == UAC2_ENTITY_CLOCK) {
- return tud_audio_clock_set_request(rhport, request, buf);
+ if (entity_id == UAC2_ENTITY_CLOCK) {
+ return tud_audio_clock_set_request(rhport, p_request, buf);
}
TU_LOG1("Set request not handled, entity = %d, selector = %d, request = %d\r\n",
- request->bEntityID, request->bControlSelector, request->bRequest);
+ entity_id, TU_U16_HIGH(p_request->wValue), p_request->bRequest);
return false;
}
diff --git a/examples/device/uac2_headset/src/main.c b/examples/device/uac2_headset/src/main.c
index 779e927bc..c30b31f67 100644
--- a/examples/device/uac2_headset/src/main.c
+++ b/examples/device/uac2_headset/src/main.c
@@ -319,16 +319,16 @@ static bool audio10_get_req_entity(uint8_t rhport, tusb_control_request_t const
#if TUD_OPT_HIGH_SPEED
// Helper for clock get requests
-static bool audio20_clock_get_request(uint8_t rhport, audio20_control_request_t const *request) {
- TU_ASSERT(request->bEntityID == UAC2_ENTITY_CLOCK);
+static bool audio20_clock_get_request(uint8_t rhport, tusb_control_request_t const *p_request) {
+ uint8_t const ctrl_sel = TU_U16_HIGH(p_request->wValue);
- if (request->bControlSelector == AUDIO20_CS_CTRL_SAM_FREQ) {
- if (request->bRequest == AUDIO20_CS_REQ_CUR) {
+ if (ctrl_sel == AUDIO20_CS_CTRL_SAM_FREQ) {
+ if (p_request->bRequest == AUDIO20_CS_REQ_CUR) {
TU_LOG1("Clock get current freq %" PRIu32 "\r\n", current_sample_rate);
audio20_control_cur_4_t curf = {(int32_t) tu_htole32(current_sample_rate)};
- return tud_audio_buffer_and_schedule_control_xfer(rhport, (tusb_control_request_t const *) request, &curf, sizeof(curf));
- } else if (request->bRequest == AUDIO20_CS_REQ_RANGE) {
+ return tud_audio_buffer_and_schedule_control_xfer(rhport, p_request, &curf, sizeof(curf));
+ } else if (p_request->bRequest == AUDIO20_CS_REQ_RANGE) {
audio20_control_range_4_n_t(N_SAMPLE_RATES) rangef =
{
.wNumSubRanges = tu_htole16(N_SAMPLE_RATES)};
@@ -340,28 +340,29 @@ static bool audio20_clock_get_request(uint8_t rhport, audio20_control_request_t
TU_LOG1("Range %d (%d, %d, %d)\r\n", i, (int) rangef.subrange[i].bMin, (int) rangef.subrange[i].bMax, (int) rangef.subrange[i].bRes);
}
- return tud_audio_buffer_and_schedule_control_xfer(rhport, (tusb_control_request_t const *) request, &rangef, sizeof(rangef));
+ return tud_audio_buffer_and_schedule_control_xfer(rhport, p_request, &rangef, sizeof(rangef));
}
- } else if (request->bControlSelector == AUDIO20_CS_CTRL_CLK_VALID &&
- request->bRequest == AUDIO20_CS_REQ_CUR) {
+ } else if (ctrl_sel == AUDIO20_CS_CTRL_CLK_VALID &&
+ p_request->bRequest == AUDIO20_CS_REQ_CUR) {
audio20_control_cur_1_t cur_valid = {.bCur = 1};
TU_LOG1("Clock get is valid %u\r\n", cur_valid.bCur);
- return tud_audio_buffer_and_schedule_control_xfer(rhport, (tusb_control_request_t const *) request, &cur_valid, sizeof(cur_valid));
+ return tud_audio_buffer_and_schedule_control_xfer(rhport, p_request, &cur_valid, sizeof(cur_valid));
}
- TU_LOG1("Clock get request not supported, entity = %u, selector = %u, request = %u\r\n",
- request->bEntityID, request->bControlSelector, request->bRequest);
+ TU_LOG1("Clock get request not supported, selector = %u, request = %u\r\n",
+ ctrl_sel, p_request->bRequest);
return false;
}
// Helper for clock set requests
-static bool audio20_clock_set_request(uint8_t rhport, audio20_control_request_t const *request, uint8_t const *buf) {
+static bool audio20_clock_set_request(uint8_t rhport, tusb_control_request_t const *p_request, uint8_t const *buf) {
(void) rhport;
- TU_ASSERT(request->bEntityID == UAC2_ENTITY_CLOCK);
- TU_VERIFY(request->bRequest == AUDIO20_CS_REQ_CUR);
+ uint8_t const ctrl_sel = TU_U16_HIGH(p_request->wValue);
- if (request->bControlSelector == AUDIO20_CS_CTRL_SAM_FREQ) {
- TU_VERIFY(request->wLength == sizeof(audio20_control_cur_4_t));
+ TU_VERIFY(p_request->bRequest == AUDIO20_CS_REQ_CUR);
+
+ if (ctrl_sel == AUDIO20_CS_CTRL_SAM_FREQ) {
+ TU_VERIFY(p_request->wLength == sizeof(audio20_control_cur_4_t));
current_sample_rate = (uint32_t) ((audio20_control_cur_4_t const *) buf)->bCur;
@@ -369,93 +370,96 @@ static bool audio20_clock_set_request(uint8_t rhport, audio20_control_request_t
return true;
} else {
- TU_LOG1("Clock set request not supported, entity = %u, selector = %u, request = %u\r\n",
- request->bEntityID, request->bControlSelector, request->bRequest);
+ TU_LOG1("Clock set request not supported, selector = %u, request = %u\r\n",
+ ctrl_sel, p_request->bRequest);
return false;
}
}
// Helper for feature unit get requests
-static bool audio20_feature_unit_get_request(uint8_t rhport, audio20_control_request_t const *request) {
- TU_ASSERT(request->bEntityID == UAC2_ENTITY_SPK_FEATURE_UNIT);
+static bool audio20_feature_unit_get_request(uint8_t rhport, tusb_control_request_t const *p_request) {
+ uint8_t const ctrl_sel = TU_U16_HIGH(p_request->wValue);
+ uint8_t const channel_num = TU_U16_LOW(p_request->wValue);
- if (request->bControlSelector == AUDIO20_FU_CTRL_MUTE && request->bRequest == AUDIO20_CS_REQ_CUR) {
- audio20_control_cur_1_t mute1 = {.bCur = mute[request->bChannelNumber]};
- TU_LOG1("Get channel %u mute %d\r\n", request->bChannelNumber, mute1.bCur);
- return tud_audio_buffer_and_schedule_control_xfer(rhport, (tusb_control_request_t const *) request, &mute1, sizeof(mute1));
- } else if (request->bControlSelector == AUDIO20_FU_CTRL_VOLUME) {
- if (request->bRequest == AUDIO20_CS_REQ_RANGE) {
+ if (ctrl_sel == AUDIO20_FU_CTRL_MUTE && p_request->bRequest == AUDIO20_CS_REQ_CUR) {
+ audio20_control_cur_1_t mute1 = {.bCur = mute[channel_num]};
+ TU_LOG1("Get channel %u mute %d\r\n", channel_num, mute1.bCur);
+ return tud_audio_buffer_and_schedule_control_xfer(rhport, p_request, &mute1, sizeof(mute1));
+ } else if (ctrl_sel == AUDIO20_FU_CTRL_VOLUME) {
+ if (p_request->bRequest == AUDIO20_CS_REQ_RANGE) {
audio20_control_range_2_n_t(1) range_vol = {
.wNumSubRanges = tu_htole16(1),
.subrange[0] = {.bMin = tu_htole16(-VOLUME_CTRL_50_DB), tu_htole16(VOLUME_CTRL_0_DB), tu_htole16(256)}};
- TU_LOG1("Get channel %u volume range (%d, %d, %u) dB\r\n", request->bChannelNumber,
+ TU_LOG1("Get channel %u volume range (%d, %d, %u) dB\r\n", channel_num,
range_vol.subrange[0].bMin / 256, range_vol.subrange[0].bMax / 256, range_vol.subrange[0].bRes / 256);
- return tud_audio_buffer_and_schedule_control_xfer(rhport, (tusb_control_request_t const *) request, &range_vol, sizeof(range_vol));
- } else if (request->bRequest == AUDIO20_CS_REQ_CUR) {
- audio20_control_cur_2_t cur_vol = {.bCur = tu_htole16(volume[request->bChannelNumber])};
- TU_LOG1("Get channel %u volume %d dB\r\n", request->bChannelNumber, cur_vol.bCur / 256);
- return tud_audio_buffer_and_schedule_control_xfer(rhport, (tusb_control_request_t const *) request, &cur_vol, sizeof(cur_vol));
+ return tud_audio_buffer_and_schedule_control_xfer(rhport, p_request, &range_vol, sizeof(range_vol));
+ } else if (p_request->bRequest == AUDIO20_CS_REQ_CUR) {
+ audio20_control_cur_2_t cur_vol = {.bCur = tu_htole16(volume[channel_num])};
+ TU_LOG1("Get channel %u volume %d dB\r\n", channel_num, cur_vol.bCur / 256);
+ return tud_audio_buffer_and_schedule_control_xfer(rhport, p_request, &cur_vol, sizeof(cur_vol));
}
}
- TU_LOG1("Feature unit get request not supported, entity = %u, selector = %u, request = %u\r\n",
- request->bEntityID, request->bControlSelector, request->bRequest);
+ TU_LOG1("Feature unit get request not supported, selector = %u, request = %u\r\n",
+ ctrl_sel, p_request->bRequest);
return false;
}
// Helper for feature unit set requests
-static bool audio20_feature_unit_set_request(uint8_t rhport, audio20_control_request_t const *request, uint8_t const *buf) {
+static bool audio20_feature_unit_set_request(uint8_t rhport, tusb_control_request_t const *p_request, uint8_t const *buf) {
(void) rhport;
- TU_ASSERT(request->bEntityID == UAC2_ENTITY_SPK_FEATURE_UNIT);
- TU_VERIFY(request->bRequest == AUDIO20_CS_REQ_CUR);
+ uint8_t const ctrl_sel = TU_U16_HIGH(p_request->wValue);
+ uint8_t const channel_num = TU_U16_LOW(p_request->wValue);
+
+ TU_VERIFY(p_request->bRequest == AUDIO20_CS_REQ_CUR);
- if (request->bControlSelector == AUDIO20_FU_CTRL_MUTE) {
- TU_VERIFY(request->wLength == sizeof(audio20_control_cur_1_t));
+ if (ctrl_sel == AUDIO20_FU_CTRL_MUTE) {
+ TU_VERIFY(p_request->wLength == sizeof(audio20_control_cur_1_t));
- mute[request->bChannelNumber] = ((audio20_control_cur_1_t const *) buf)->bCur;
+ mute[channel_num] = ((audio20_control_cur_1_t const *) buf)->bCur;
- TU_LOG1("Set channel %d Mute: %d\r\n", request->bChannelNumber, mute[request->bChannelNumber]);
+ TU_LOG1("Set channel %d Mute: %d\r\n", channel_num, mute[channel_num]);
return true;
- } else if (request->bControlSelector == AUDIO20_FU_CTRL_VOLUME) {
- TU_VERIFY(request->wLength == sizeof(audio20_control_cur_2_t));
+ } else if (ctrl_sel == AUDIO20_FU_CTRL_VOLUME) {
+ TU_VERIFY(p_request->wLength == sizeof(audio20_control_cur_2_t));
- volume[request->bChannelNumber] = ((audio20_control_cur_2_t const *) buf)->bCur;
+ volume[channel_num] = ((audio20_control_cur_2_t const *) buf)->bCur;
- TU_LOG1("Set channel %d volume: %d dB\r\n", request->bChannelNumber, volume[request->bChannelNumber] / 256);
+ TU_LOG1("Set channel %d volume: %d dB\r\n", channel_num, volume[channel_num] / 256);
return true;
} else {
- TU_LOG1("Feature unit set request not supported, entity = %u, selector = %u, request = %u\r\n",
- request->bEntityID, request->bControlSelector, request->bRequest);
+ TU_LOG1("Feature unit set request not supported, selector = %u, request = %u\r\n",
+ ctrl_sel, p_request->bRequest);
return false;
}
}
static bool audio20_get_req_entity(uint8_t rhport, tusb_control_request_t const *p_request) {
- audio20_control_request_t const *request = (audio20_control_request_t const *) p_request;
+ uint8_t const entity_id = TU_U16_HIGH(p_request->wIndex);
- if (request->bEntityID == UAC2_ENTITY_CLOCK)
- return audio20_clock_get_request(rhport, request);
- if (request->bEntityID == UAC2_ENTITY_SPK_FEATURE_UNIT)
- return audio20_feature_unit_get_request(rhport, request);
+ if (entity_id == UAC2_ENTITY_CLOCK)
+ return audio20_clock_get_request(rhport, p_request);
+ if (entity_id == UAC2_ENTITY_SPK_FEATURE_UNIT)
+ return audio20_feature_unit_get_request(rhport, p_request);
else {
TU_LOG1("Get request not handled, entity = %d, selector = %d, request = %d\r\n",
- request->bEntityID, request->bControlSelector, request->bRequest);
+ entity_id, TU_U16_HIGH(p_request->wValue), p_request->bRequest);
}
return false;
}
static bool audio20_set_req_entity(uint8_t rhport, tusb_control_request_t const *p_request, uint8_t *buf) {
- audio20_control_request_t const *request = (audio20_control_request_t const *) p_request;
+ uint8_t const entity_id = TU_U16_HIGH(p_request->wIndex);
- if (request->bEntityID == UAC2_ENTITY_SPK_FEATURE_UNIT)
- return audio20_feature_unit_set_request(rhport, request, buf);
- if (request->bEntityID == UAC2_ENTITY_CLOCK)
- return audio20_clock_set_request(rhport, request, buf);
+ if (entity_id == UAC2_ENTITY_SPK_FEATURE_UNIT)
+ return audio20_feature_unit_set_request(rhport, p_request, buf);
+ if (entity_id == UAC2_ENTITY_CLOCK)
+ return audio20_clock_set_request(rhport, p_request, buf);
TU_LOG1("Set request not handled, entity = %d, selector = %d, request = %d\r\n",
- request->bEntityID, request->bControlSelector, request->bRequest);
+ entity_id, TU_U16_HIGH(p_request->wValue), p_request->bRequest);
return false;
}
diff --git a/examples/device/uac2_speaker_fb/src/main.c b/examples/device/uac2_speaker_fb/src/main.c
index 402642162..7e4d27f1c 100644
--- a/examples/device/uac2_speaker_fb/src/main.c
+++ b/examples/device/uac2_speaker_fb/src/main.c
@@ -315,16 +315,16 @@ const uint32_t sample_rates[] = {44100, 48000, 88200, 96000};
#define N_SAMPLE_RATES TU_ARRAY_SIZE(sample_rates)
-static bool audio20_clock_get_request(uint8_t rhport, audio20_control_request_t const *request) {
- TU_ASSERT(request->bEntityID == UAC2_ENTITY_CLOCK);
+static bool audio20_clock_get_request(uint8_t rhport, tusb_control_request_t const *p_request) {
+ uint8_t const ctrl_sel = TU_U16_HIGH(p_request->wValue);
- if (request->bControlSelector == AUDIO20_CS_CTRL_SAM_FREQ) {
- if (request->bRequest == AUDIO20_CS_REQ_CUR) {
+ if (ctrl_sel == AUDIO20_CS_CTRL_SAM_FREQ) {
+ if (p_request->bRequest == AUDIO20_CS_REQ_CUR) {
TU_LOG1("Clock get current freq %" PRIu32 "\r\n", current_sample_rate);
audio20_control_cur_4_t curf = {(int32_t) tu_htole32(current_sample_rate)};
- return tud_audio_buffer_and_schedule_control_xfer(rhport, (tusb_control_request_t const *) request, &curf, sizeof(curf));
- } else if (request->bRequest == AUDIO20_CS_REQ_RANGE) {
+ return tud_audio_buffer_and_schedule_control_xfer(rhport, p_request, &curf, sizeof(curf));
+ } else if (p_request->bRequest == AUDIO20_CS_REQ_RANGE) {
audio20_control_range_4_n_t(N_SAMPLE_RATES) rangef =
{
.wNumSubRanges = tu_htole16(N_SAMPLE_RATES)};
@@ -336,25 +336,26 @@ static bool audio20_clock_get_request(uint8_t rhport, audio20_control_request_t
TU_LOG1("Range %d (%d, %d, %d)\r\n", i, (int) rangef.subrange[i].bMin, (int) rangef.subrange[i].bMax, (int) rangef.subrange[i].bRes);
}
- return tud_audio_buffer_and_schedule_control_xfer(rhport, (tusb_control_request_t const *) request, &rangef, sizeof(rangef));
+ return tud_audio_buffer_and_schedule_control_xfer(rhport, p_request, &rangef, sizeof(rangef));
}
- } else if (request->bControlSelector == AUDIO20_CS_CTRL_CLK_VALID &&
- request->bRequest == AUDIO20_CS_REQ_CUR) {
+ } else if (ctrl_sel == AUDIO20_CS_CTRL_CLK_VALID &&
+ p_request->bRequest == AUDIO20_CS_REQ_CUR) {
audio20_control_cur_1_t cur_valid = {.bCur = 1};
TU_LOG1("Clock get is valid %u\r\n", cur_valid.bCur);
- return tud_audio_buffer_and_schedule_control_xfer(rhport, (tusb_control_request_t const *) request, &cur_valid, sizeof(cur_valid));
+ return tud_audio_buffer_and_schedule_control_xfer(rhport, p_request, &cur_valid, sizeof(cur_valid));
}
- TU_LOG1("Clock get request not supported, entity = %u, selector = %u, request = %u\r\n",
- request->bEntityID, request->bControlSelector, request->bRequest);
+ TU_LOG1("Clock get request not supported, selector = %u, request = %u\r\n",
+ ctrl_sel, p_request->bRequest);
return false;
}
-static bool audio20_clock_set_request(audio20_control_request_t const *request, uint8_t const *buf) {
- TU_ASSERT(request->bEntityID == UAC2_ENTITY_CLOCK);
- TU_VERIFY(request->bRequest == AUDIO20_CS_REQ_CUR);
+static bool audio20_clock_set_request(tusb_control_request_t const *p_request, uint8_t const *buf) {
+ uint8_t const ctrl_sel = TU_U16_HIGH(p_request->wValue);
- if (request->bControlSelector == AUDIO20_CS_CTRL_SAM_FREQ) {
- TU_VERIFY(request->wLength == sizeof(audio20_control_cur_4_t));
+ TU_VERIFY(p_request->bRequest == AUDIO20_CS_REQ_CUR);
+
+ if (ctrl_sel == AUDIO20_CS_CTRL_SAM_FREQ) {
+ TU_VERIFY(p_request->wLength == sizeof(audio20_control_cur_4_t));
current_sample_rate = (uint32_t) ((audio20_control_cur_4_t const *) buf)->bCur;
@@ -362,89 +363,92 @@ static bool audio20_clock_set_request(audio20_control_request_t const *request,
return true;
} else {
- TU_LOG1("Clock set request not supported, entity = %u, selector = %u, request = %u\r\n",
- request->bEntityID, request->bControlSelector, request->bRequest);
+ TU_LOG1("Clock set request not supported, selector = %u, request = %u\r\n",
+ ctrl_sel, p_request->bRequest);
return false;
}
}
-static bool audio20_feature_unit_get_request(uint8_t rhport, audio20_control_request_t const *request) {
- TU_ASSERT(request->bEntityID == UAC2_ENTITY_FEATURE_UNIT);
+static bool audio20_feature_unit_get_request(uint8_t rhport, tusb_control_request_t const *p_request) {
+ uint8_t const ctrl_sel = TU_U16_HIGH(p_request->wValue);
+ uint8_t const channel_num = TU_U16_LOW(p_request->wValue);
- if (request->bControlSelector == AUDIO20_FU_CTRL_MUTE && request->bRequest == AUDIO20_CS_REQ_CUR) {
- audio20_control_cur_1_t mute1 = {.bCur = mute[request->bChannelNumber]};
- TU_LOG1("Get channel %u mute %d\r\n", request->bChannelNumber, mute1.bCur);
- return tud_audio_buffer_and_schedule_control_xfer(rhport, (tusb_control_request_t const *) request, &mute1, sizeof(mute1));
- } else if (request->bControlSelector == AUDIO20_FU_CTRL_VOLUME) {
- if (request->bRequest == AUDIO20_CS_REQ_RANGE) {
+ if (ctrl_sel == AUDIO20_FU_CTRL_MUTE && p_request->bRequest == AUDIO20_CS_REQ_CUR) {
+ audio20_control_cur_1_t mute1 = {.bCur = mute[channel_num]};
+ TU_LOG1("Get channel %u mute %d\r\n", channel_num, mute1.bCur);
+ return tud_audio_buffer_and_schedule_control_xfer(rhport, p_request, &mute1, sizeof(mute1));
+ } else if (ctrl_sel == AUDIO20_FU_CTRL_VOLUME) {
+ if (p_request->bRequest == AUDIO20_CS_REQ_RANGE) {
audio20_control_range_2_n_t(1) range_vol = {
.wNumSubRanges = tu_htole16(1),
.subrange[0] = {.bMin = tu_htole16(-VOLUME_CTRL_50_DB), tu_htole16(VOLUME_CTRL_0_DB), tu_htole16(256)}};
- TU_LOG1("Get channel %u volume range (%d, %d, %u) dB\r\n", request->bChannelNumber,
+ TU_LOG1("Get channel %u volume range (%d, %d, %u) dB\r\n", channel_num,
range_vol.subrange[0].bMin / 256, range_vol.subrange[0].bMax / 256, range_vol.subrange[0].bRes / 256);
- return tud_audio_buffer_and_schedule_control_xfer(rhport, (tusb_control_request_t const *) request, &range_vol, sizeof(range_vol));
- } else if (request->bRequest == AUDIO20_CS_REQ_CUR) {
- audio20_control_cur_2_t cur_vol = {.bCur = tu_htole16(volume[request->bChannelNumber])};
- TU_LOG1("Get channel %u volume %d dB\r\n", request->bChannelNumber, cur_vol.bCur / 256);
- return tud_audio_buffer_and_schedule_control_xfer(rhport, (tusb_control_request_t const *) request, &cur_vol, sizeof(cur_vol));
+ return tud_audio_buffer_and_schedule_control_xfer(rhport, p_request, &range_vol, sizeof(range_vol));
+ } else if (p_request->bRequest == AUDIO20_CS_REQ_CUR) {
+ audio20_control_cur_2_t cur_vol = {.bCur = tu_htole16(volume[channel_num])};
+ TU_LOG1("Get channel %u volume %d dB\r\n", channel_num, cur_vol.bCur / 256);
+ return tud_audio_buffer_and_schedule_control_xfer(rhport, p_request, &cur_vol, sizeof(cur_vol));
}
}
- TU_LOG1("Feature unit get request not supported, entity = %u, selector = %u, request = %u\r\n",
- request->bEntityID, request->bControlSelector, request->bRequest);
+ TU_LOG1("Feature unit get request not supported, selector = %u, request = %u\r\n",
+ ctrl_sel, p_request->bRequest);
return false;
}
-static bool audio20_feature_unit_set_request(audio20_control_request_t const *request, uint8_t const *buf) {
- TU_ASSERT(request->bEntityID == UAC2_ENTITY_FEATURE_UNIT);
- TU_VERIFY(request->bRequest == AUDIO20_CS_REQ_CUR);
+static bool audio20_feature_unit_set_request(tusb_control_request_t const *p_request, uint8_t const *buf) {
+ uint8_t const ctrl_sel = TU_U16_HIGH(p_request->wValue);
+ uint8_t const channel_num = TU_U16_LOW(p_request->wValue);
+
+ TU_VERIFY(p_request->bRequest == AUDIO20_CS_REQ_CUR);
- if (request->bControlSelector == AUDIO20_FU_CTRL_MUTE) {
- TU_VERIFY(request->wLength == sizeof(audio20_control_cur_1_t));
+ if (ctrl_sel == AUDIO20_FU_CTRL_MUTE) {
+ TU_VERIFY(p_request->wLength == sizeof(audio20_control_cur_1_t));
- mute[request->bChannelNumber] = ((audio20_control_cur_1_t const *) buf)->bCur;
+ mute[channel_num] = ((audio20_control_cur_1_t const *) buf)->bCur;
- TU_LOG1("Set channel %d Mute: %d\r\n", request->bChannelNumber, mute[request->bChannelNumber]);
+ TU_LOG1("Set channel %d Mute: %d\r\n", channel_num, mute[channel_num]);
return true;
- } else if (request->bControlSelector == AUDIO20_FU_CTRL_VOLUME) {
- TU_VERIFY(request->wLength == sizeof(audio20_control_cur_2_t));
+ } else if (ctrl_sel == AUDIO20_FU_CTRL_VOLUME) {
+ TU_VERIFY(p_request->wLength == sizeof(audio20_control_cur_2_t));
- volume[request->bChannelNumber] = ((audio20_control_cur_2_t const *) buf)->bCur;
+ volume[channel_num] = ((audio20_control_cur_2_t const *) buf)->bCur;
- TU_LOG1("Set channel %d volume: %d dB\r\n", request->bChannelNumber, volume[request->bChannelNumber] / 256);
+ TU_LOG1("Set channel %d volume: %d dB\r\n", channel_num, volume[channel_num] / 256);
return true;
} else {
- TU_LOG1("Feature unit set request not supported, entity = %u, selector = %u, request = %u\r\n",
- request->bEntityID, request->bControlSelector, request->bRequest);
+ TU_LOG1("Feature unit set request not supported, selector = %u, request = %u\r\n",
+ ctrl_sel, p_request->bRequest);
return false;
}
}
static bool audio20_get_req_entity(uint8_t rhport, tusb_control_request_t const *p_request) {
- audio20_control_request_t const *request = (audio20_control_request_t const *) p_request;
+ uint8_t const entity_id = TU_U16_HIGH(p_request->wIndex);
- if (request->bEntityID == UAC2_ENTITY_CLOCK)
- return audio20_clock_get_request(rhport, request);
- if (request->bEntityID == UAC2_ENTITY_FEATURE_UNIT)
- return audio20_feature_unit_get_request(rhport, request);
+ if (entity_id == UAC2_ENTITY_CLOCK)
+ return audio20_clock_get_request(rhport, p_request);
+ if (entity_id == UAC2_ENTITY_FEATURE_UNIT)
+ return audio20_feature_unit_get_request(rhport, p_request);
else {
TU_LOG1("Get request not handled, entity = %d, selector = %d, request = %d\r\n",
- request->bEntityID, request->bControlSelector, request->bRequest);
+ entity_id, TU_U16_HIGH(p_request->wValue), p_request->bRequest);
}
return false;
}
static bool audio20_set_req_entity(tusb_control_request_t const *p_request, uint8_t *buf) {
- audio20_control_request_t const *request = (audio20_control_request_t const *) p_request;
+ uint8_t const entity_id = TU_U16_HIGH(p_request->wIndex);
- if (request->bEntityID == UAC2_ENTITY_FEATURE_UNIT)
- return audio20_feature_unit_set_request(request, buf);
- if (request->bEntityID == UAC2_ENTITY_CLOCK)
- return audio20_clock_set_request(request, buf);
+ if (entity_id == UAC2_ENTITY_FEATURE_UNIT)
+ return audio20_feature_unit_set_request(p_request, buf);
+ if (entity_id == UAC2_ENTITY_CLOCK)
+ return audio20_clock_set_request(p_request, buf);
TU_LOG1("Set request not handled, entity = %d, selector = %d, request = %d\r\n",
- request->bEntityID, request->bControlSelector, request->bRequest);
+ entity_id, TU_U16_HIGH(p_request->wValue), p_request->bRequest);
return false;
}
diff --git a/src/class/audio/audio.h b/src/class/audio/audio.h
index cff38cc22..428391bb2 100644
--- a/src/class/audio/audio.h
+++ b/src/class/audio/audio.h
@@ -490,10 +490,19 @@ typedef struct TU_ATTR_PACKED {
uint8_t bDescriptorType; ///< Descriptor Type. Value: TUSB_DESC_ENDPOINT.
uint8_t bEndpointAddress;///< The address of the endpoint on the USB device described by this descriptor.
struct TU_ATTR_PACKED {
+#if (TU_BITFIELD_ORDER == TU_BITFIELD_LE)
uint8_t xfer : 2; // Control, ISO, Bulk, Interrupt
uint8_t sync : 2; // None, Asynchronous, Adaptive, Synchronous
uint8_t usage : 2; // Data, Feedback, Implicit feedback
uint8_t : 2;
+#elif (TU_BITFIELD_ORDER == TU_BITFIELD_BE)
+ uint8_t : 2;
+ uint8_t usage : 2; // Data, Feedback, Implicit feedback
+ uint8_t sync : 2; // None, Asynchronous, Adaptive, Synchronous
+ uint8_t xfer : 2; // Control, ISO, Bulk, Interrupt
+#else
+ #error "Please define TU_BITFIELD_ORDER as TU_BITFIELD_LE or TU_BITFIELD_BE"
+#endif
} bmAttributes;
uint16_t wMaxPacketSize; ///< Maximum packet size this endpoint is capable of sending or receiving when this configuration is selected.
uint8_t bInterval; ///< Interval for polling endpoint for data transfers.
@@ -1177,29 +1186,6 @@ typedef struct TU_ATTR_PACKED {
uint16_t wLockDelay; ///< Indicates the time it takes this endpoint to reliably lock its internal clock recovery circuitry. Units used depend on the value of the bLockDelayUnits field.
} audio20_desc_cs_as_iso_data_ep_t;
-// 5.2.2 Control Request Layout
-typedef struct TU_ATTR_PACKED {
- union {
- struct TU_ATTR_PACKED {
- uint8_t recipient : 5;///< Recipient type tusb_request_recipient_t.
- uint8_t type : 2; ///< Request type tusb_request_type_t.
- uint8_t direction : 1;///< Direction type. tusb_dir_t
- } bmRequestType_bit;
-
- uint8_t bmRequestType;
- };
-
- uint8_t bRequest;///< Request type audio_cs_req_t
- uint8_t bChannelNumber;
- uint8_t bControlSelector;
- union {
- uint8_t bInterface;
- uint8_t bEndpoint;
- };
- uint8_t bEntityID;
- uint16_t wLength;
-} audio20_control_request_t;
-
//// 5.2.3 Control Request Parameter Block Layout
// 5.2.3.1 1-byte Control CUR Parameter Block