From f931983469bf375eec9503b99e021b9b633bf23f Mon Sep 17 00:00:00 2001 From: Mark K Cowan Date: Sun, 23 Oct 2022 02:55:28 +0300 Subject: UAC2 supports interrupt-endpoint for providing control-change notifications to the host --- src/class/audio/audio_device.c | 58 +++++++++++++++++++++++++++++++++++++++--- src/class/audio/audio_device.h | 46 +++++++++++++++++++++++++++++---- 2 files changed, 96 insertions(+), 8 deletions(-) (limited to 'src') diff --git a/src/class/audio/audio_device.c b/src/class/audio/audio_device.c index a65d605b7..05339f9ce 100644 --- a/src/class/audio/audio_device.c +++ b/src/class/audio/audio_device.c @@ -341,7 +341,7 @@ typedef struct // Audio control interrupt buffer - no FIFO - 6 Bytes according to UAC 2 specification (p. 74) #if CFG_TUD_AUDIO_INT_CTR_EPSIZE_IN - CFG_TUSB_MEM_SECTION CFG_TUSB_MEM_ALIGN uint8_t ep_int_ctr_buf[CFG_TUD_AUDIO_INT_CTR_EP_IN_SW_BUFFER_SIZE]; + CFG_TUSB_MEM_ALIGN uint8_t ep_int_ctr_buf[CFG_TUD_AUDIO_INT_CTR_EP_IN_SW_BUFFER_SIZE]; #endif // Decoding parameters - parameters are set when alternate AS interface is set by host @@ -464,7 +464,7 @@ bool tud_audio_n_mounted(uint8_t func_id) if (audio->ep_in == 0) return false; #endif -#if CFG_TUD_AUDIO_INT_CTR_EPSIZE_IN +#if CFG_TUD_AUDIO_ENABLE_INTERRUPT_EP if (audio->ep_int_ctr == 0) return false; #endif @@ -813,11 +813,13 @@ tu_fifo_t* tud_audio_n_get_tx_support_ff(uint8_t func_id, uint8_t ff_idx) #endif -#if CFG_TUD_AUDIO_INT_CTR_EPSIZE_IN +#if CFG_TUD_AUDIO_ENABLE_INTERRUPT_EP // If no interrupt transmit is pending bytes get written into buffer and a transmit is scheduled - once transmit completed tud_audio_int_ctr_done_cb() is called in inform user uint16_t tud_audio_int_ctr_n_write(uint8_t func_id, uint8_t const* buffer, uint16_t len) { + TU_VERIFY(_audiod_fct[func_id].ep_int_ctr != 0); + TU_VERIFY(func_id < CFG_TUD_AUDIO && _audiod_fct[func_id].p_desc != NULL); // We write directly into the EP's buffer - abort if previous transfer not complete @@ -1079,6 +1081,52 @@ static inline bool audiod_fb_send(uint8_t rhport, audiod_function_t *audio) } #endif +#if CFG_TUD_AUDIO_ENABLE_INTERRUPT_EP +static bool set_int_ctr_number(audiod_function_t *audio) +{ + + uint8_t const *p_desc = audio->p_desc; + // Get pointer at end + uint8_t const *p_desc_end = audio->p_desc + audio->desc_length - TUD_AUDIO_DESC_IAD_LEN; + + + // p_desc starts at required interface with alternate setting zero + while (p_desc < p_desc_end) + { + // Find correct interface + if (tu_desc_type(p_desc) == TUSB_DESC_INTERFACE && ((tusb_desc_interface_t const * )p_desc)->bInterfaceNumber == 0 && ((tusb_desc_interface_t const * )p_desc)->bAlternateSetting == 0) + { + + uint8_t foundEPs = 0, nEps = ((tusb_desc_interface_t const * )p_desc)->bNumEndpoints; + while (foundEPs < nEps && p_desc < p_desc_end) + { + // found :n endpoint + if (tu_desc_type(p_desc) == TUSB_DESC_ENDPOINT) + { + tusb_desc_endpoint_t const* desc_ep = (tusb_desc_endpoint_t const *) p_desc; + + uint8_t const ep_addr = desc_ep->bEndpointAddress; + + if (tu_edpt_dir(ep_addr) == TUSB_DIR_IN && desc_ep->bmAttributes.xfer == 0x03) // Check if usage is interrupt EP + { + audio->ep_int_ctr = ep_addr; + TU_ASSERT(usbd_edpt_open(audio->rhport, desc_ep)); + } + + foundEPs += 1; + } + p_desc = tu_desc_next(p_desc); + } + break; + } + p_desc = tu_desc_next(p_desc); + } + + return true; + +} +#endif + //--------------------------------------------------------------------+ // USBD Driver API //--------------------------------------------------------------------+ @@ -1484,6 +1532,10 @@ uint16_t audiod_open(uint8_t rhport, tusb_desc_interface_t const * itf_desc, uin // This is all we need so far - the EPs are setup by a later set_interface request (as per UAC2 specification) uint16_t drv_len = _audiod_fct[i].desc_length - TUD_AUDIO_DESC_IAD_LEN; // - TUD_AUDIO_DESC_IAD_LEN since tinyUSB already handles the IAD descriptor +#if CFG_TUD_AUDIO_ENABLE_INTERRUPT_EP + TU_ASSERT(set_int_ctr_number(&_audiod_fct[i])); +#endif + return drv_len; } diff --git a/src/class/audio/audio_device.h b/src/class/audio/audio_device.h index 0ef100fa4..0c394d235 100644 --- a/src/class/audio/audio_device.h +++ b/src/class/audio/audio_device.h @@ -191,9 +191,19 @@ #define CFG_TUD_AUDIO_ENABLE_FEEDBACK_FORMAT_CORRECTION 0 // 0 or 1 #endif +// Enable/disable interrupt EP (required for notifying host of control changes) +#ifndef CFG_TUD_AUDIO_ENABLE_INTERRUPT_EP +#define CFG_TUD_AUDIO_ENABLE_INTERRUPT_EP 0 // Feedback - 0 or 1 +#endif + // Audio interrupt control EP size - disabled if 0 #ifndef CFG_TUD_AUDIO_INT_CTR_EPSIZE_IN -#define CFG_TUD_AUDIO_INT_CTR_EPSIZE_IN 0 // Audio interrupt control - if required - 6 Bytes according to UAC 2 specification (p. 74) +// Audio interrupt control - if required - 6 Bytes according to UAC 2 specification (p. 74) +#if CFG_TUD_AUDIO_ENABLE_INTERRUPT_EP +#define CFG_TUD_AUDIO_INT_CTR_EPSIZE_IN 6 +#else +#define CFG_TUD_AUDIO_INT_CTR_EPSIZE_IN 0 +#endif #endif #ifndef CFG_TUD_AUDIO_INT_CTR_EP_IN_SW_BUFFER_SIZE @@ -388,7 +398,7 @@ uint16_t tud_audio_n_write_support_ff (uint8_t func_id, uint8_t ff_i tu_fifo_t* tud_audio_n_get_tx_support_ff (uint8_t func_id, uint8_t ff_idx); #endif -#if CFG_TUD_AUDIO_INT_CTR_EPSIZE_IN +#if CFG_TUD_AUDIO_ENABLE_INTERRUPT_EP uint16_t tud_audio_int_ctr_n_write (uint8_t func_id, uint8_t const* buffer, uint16_t len); #endif @@ -431,7 +441,7 @@ static inline tu_fifo_t* tud_audio_get_tx_support_ff (uint8_t ff_idx); // INT CTR API -#if CFG_TUD_AUDIO_INT_CTR_EPSIZE_IN +#if CFG_TUD_AUDIO_ENABLE_INTERRUPT_EP static inline uint16_t tud_audio_int_ctr_write (uint8_t const* buffer, uint16_t len); #endif @@ -531,7 +541,33 @@ TU_ATTR_WEAK TU_ATTR_FAST_FUNC void tud_audio_feedback_interval_isr(uint8_t func #endif // CFG_TUD_AUDIO_ENABLE_EP_OUT && CFG_TUD_AUDIO_ENABLE_FEEDBACK_EP -#if CFG_TUD_AUDIO_INT_CTR_EPSIZE_IN +#if CFG_TUD_AUDIO_ENABLE_INTERRUPT_EP +// UAC2 §9.6 +// Structure of "interrupt data message" +typedef struct TU_ATTR_PACKED +{ + uint8_t bInfo; + uint8_t bAttribute; + union TU_ATTR_PACKED + { + uint16_t wValue; + struct TU_ATTR_PACKED + { + uint8_t wValue_cn_or_mcn; + uint8_t wValue_cs; + }; + }; + union TU_ATTR_PACKED + { + uint16_t wIndex; + struct TU_ATTR_PACKED + { + uint8_t wIndex_ep_or_int; + uint8_t wIndex_entity_id; + }; + }; +} audio_status_update_t; + TU_ATTR_WEAK bool tud_audio_int_ctr_done_cb(uint8_t rhport, uint16_t n_bytes_copied); #endif @@ -663,7 +699,7 @@ static inline tu_fifo_t* tud_audio_get_tx_support_ff(uint8_t ff_idx) #endif -#if CFG_TUD_AUDIO_INT_CTR_EPSIZE_IN +#if CFG_TUD_AUDIO_ENABLE_INTERRUPT_EP static inline uint16_t tud_audio_int_ctr_write(uint8_t const* buffer, uint16_t len) { return tud_audio_int_ctr_n_write(0, buffer, len); -- cgit v1.3.1 From 025d3477e81e07ddc2db78193e8957cdb1050516 Mon Sep 17 00:00:00 2001 From: Mark K Cowan Date: Mon, 24 Oct 2022 20:41:09 +0300 Subject: fixed spec reference --- src/class/audio/audio_device.h | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) (limited to 'src') diff --git a/src/class/audio/audio_device.h b/src/class/audio/audio_device.h index 0c394d235..92a1e6585 100644 --- a/src/class/audio/audio_device.h +++ b/src/class/audio/audio_device.h @@ -542,8 +542,7 @@ TU_ATTR_WEAK TU_ATTR_FAST_FUNC void tud_audio_feedback_interval_isr(uint8_t func #endif // CFG_TUD_AUDIO_ENABLE_EP_OUT && CFG_TUD_AUDIO_ENABLE_FEEDBACK_EP #if CFG_TUD_AUDIO_ENABLE_INTERRUPT_EP -// UAC2 §9.6 -// Structure of "interrupt data message" +// UAC2 §6.1 "interrupt data message" typedef struct TU_ATTR_PACKED { uint8_t bInfo; -- cgit v1.3.1 From 15ed45e1a33210c5e949801a77aabd544fa170ed Mon Sep 17 00:00:00 2001 From: Mark K Cowan Date: Wed, 26 Oct 2022 21:40:30 +0300 Subject: clean up descriptor search for interrupt endpoint --- src/class/audio/audio_device.c | 24 ++++++++++-------------- 1 file changed, 10 insertions(+), 14 deletions(-) (limited to 'src') diff --git a/src/class/audio/audio_device.c b/src/class/audio/audio_device.c index 05339f9ce..efa06cf70 100644 --- a/src/class/audio/audio_device.c +++ b/src/class/audio/audio_device.c @@ -1090,40 +1090,36 @@ static bool set_int_ctr_number(audiod_function_t *audio) uint8_t const *p_desc_end = audio->p_desc + audio->desc_length - TUD_AUDIO_DESC_IAD_LEN; - // p_desc starts at required interface with alternate setting zero - while (p_desc < p_desc_end) + bool found = false; + while (!found && p_desc < p_desc_end) { - // Find correct interface - if (tu_desc_type(p_desc) == TUSB_DESC_INTERFACE && ((tusb_desc_interface_t const * )p_desc)->bInterfaceNumber == 0 && ((tusb_desc_interface_t const * )p_desc)->bAlternateSetting == 0) + // For each interface/alternate + if (tu_desc_type(p_desc) == TUSB_DESC_INTERFACE) { - uint8_t foundEPs = 0, nEps = ((tusb_desc_interface_t const * )p_desc)->bNumEndpoints; - while (foundEPs < nEps && p_desc < p_desc_end) + while (!found && foundEPs < nEps && p_desc < p_desc_end) { - // found :n endpoint + // For each endpoint if (tu_desc_type(p_desc) == TUSB_DESC_ENDPOINT) { tusb_desc_endpoint_t const* desc_ep = (tusb_desc_endpoint_t const *) p_desc; - uint8_t const ep_addr = desc_ep->bEndpointAddress; - + // If endpoint is input-direction and interrupt-type if (tu_edpt_dir(ep_addr) == TUSB_DIR_IN && desc_ep->bmAttributes.xfer == 0x03) // Check if usage is interrupt EP { + // Store endpoint number and open endpoint audio->ep_int_ctr = ep_addr; TU_ASSERT(usbd_edpt_open(audio->rhport, desc_ep)); + found = true; } - foundEPs += 1; } p_desc = tu_desc_next(p_desc); } - break; } p_desc = tu_desc_next(p_desc); } - - return true; - + return found; } #endif -- cgit v1.3.1 From 9673d20901dd5419c82ccc14dd2fd300ca0fa8c4 Mon Sep 17 00:00:00 2001 From: Mark K Cowan Date: Wed, 26 Oct 2022 21:43:27 +0300 Subject: PanRe refactor applied: s{_int_ctr_}{_int_}g; s{_INT_CTR_}{_INT_}g; --- src/class/audio/audio_device.c | 38 +++++++++++++++++++------------------- src/class/audio/audio_device.h | 20 ++++++++++---------- 2 files changed, 29 insertions(+), 29 deletions(-) (limited to 'src') diff --git a/src/class/audio/audio_device.c b/src/class/audio/audio_device.c index efa06cf70..4681e1ddb 100644 --- a/src/class/audio/audio_device.c +++ b/src/class/audio/audio_device.c @@ -283,8 +283,8 @@ typedef struct #endif -#if CFG_TUD_AUDIO_INT_CTR_EPSIZE_IN - uint8_t ep_int_ctr; // Audio control interrupt EP. +#if CFG_TUD_AUDIO_INT_EPSIZE_IN + uint8_t ep_int; // Audio control interrupt EP. #endif /*------------- From this point, data is not cleared by bus reset -------------*/ @@ -340,8 +340,8 @@ typedef struct #endif // Audio control interrupt buffer - no FIFO - 6 Bytes according to UAC 2 specification (p. 74) -#if CFG_TUD_AUDIO_INT_CTR_EPSIZE_IN - CFG_TUSB_MEM_ALIGN uint8_t ep_int_ctr_buf[CFG_TUD_AUDIO_INT_CTR_EP_IN_SW_BUFFER_SIZE]; +#if CFG_TUD_AUDIO_INT_EPSIZE_IN + CFG_TUSB_MEM_ALIGN uint8_t ep_int_buf[CFG_TUD_AUDIO_INT_EP_IN_SW_BUFFER_SIZE]; #endif // Decoding parameters - parameters are set when alternate AS interface is set by host @@ -465,7 +465,7 @@ bool tud_audio_n_mounted(uint8_t func_id) #endif #if CFG_TUD_AUDIO_ENABLE_INTERRUPT_EP - if (audio->ep_int_ctr == 0) return false; + if (audio->ep_int == 0) return false; #endif #if CFG_TUD_AUDIO_ENABLE_FEEDBACK_EP @@ -815,23 +815,23 @@ tu_fifo_t* tud_audio_n_get_tx_support_ff(uint8_t func_id, uint8_t ff_idx) #if CFG_TUD_AUDIO_ENABLE_INTERRUPT_EP -// If no interrupt transmit is pending bytes get written into buffer and a transmit is scheduled - once transmit completed tud_audio_int_ctr_done_cb() is called in inform user -uint16_t tud_audio_int_ctr_n_write(uint8_t func_id, uint8_t const* buffer, uint16_t len) +// If no interrupt transmit is pending bytes get written into buffer and a transmit is scheduled - once transmit completed tud_audio_int_done_cb() is called in inform user +uint16_t tud_audio_int_n_write(uint8_t func_id, uint8_t const* buffer, uint16_t len) { - TU_VERIFY(_audiod_fct[func_id].ep_int_ctr != 0); + TU_VERIFY(_audiod_fct[func_id].ep_int != 0); TU_VERIFY(func_id < CFG_TUD_AUDIO && _audiod_fct[func_id].p_desc != NULL); // We write directly into the EP's buffer - abort if previous transfer not complete - TU_VERIFY(!usbd_edpt_busy(_audiod_fct[func_id].rhport, _audiod_fct[func_id].ep_int_ctr)); + TU_VERIFY(!usbd_edpt_busy(_audiod_fct[func_id].rhport, _audiod_fct[func_id].ep_int)); // Check length - TU_VERIFY(len <= CFG_TUD_AUDIO_INT_CTR_EP_IN_SW_BUFFER_SIZE); + TU_VERIFY(len <= CFG_TUD_AUDIO_INT_EP_IN_SW_BUFFER_SIZE); - memcpy(_audiod_fct[func_id].ep_int_ctr_buf, buffer, len); + memcpy(_audiod_fct[func_id].ep_int_buf, buffer, len); // Schedule transmit - TU_VERIFY(usbd_edpt_xfer(_audiod_fct[func_id].rhport, _audiod_fct[func_id].ep_int_ctr, _audiod_fct[func_id].ep_int_ctr_buf, len)); + TU_VERIFY(usbd_edpt_xfer(_audiod_fct[func_id].rhport, _audiod_fct[func_id].ep_int, _audiod_fct[func_id].ep_int_buf, len)); return true; } @@ -1082,7 +1082,7 @@ static inline bool audiod_fb_send(uint8_t rhport, audiod_function_t *audio) #endif #if CFG_TUD_AUDIO_ENABLE_INTERRUPT_EP -static bool set_int_ctr_number(audiod_function_t *audio) +static bool set_int_number(audiod_function_t *audio) { uint8_t const *p_desc = audio->p_desc; @@ -1108,7 +1108,7 @@ static bool set_int_ctr_number(audiod_function_t *audio) if (tu_edpt_dir(ep_addr) == TUSB_DIR_IN && desc_ep->bmAttributes.xfer == 0x03) // Check if usage is interrupt EP { // Store endpoint number and open endpoint - audio->ep_int_ctr = ep_addr; + audio->ep_int = ep_addr; TU_ASSERT(usbd_edpt_open(audio->rhport, desc_ep)); found = true; } @@ -1485,7 +1485,7 @@ uint16_t audiod_open(uint8_t rhport, tusb_desc_interface_t const * itf_desc, uin // Verify interrupt control EP is enabled if demanded by descriptor - this should be best some static check however - this check can be omitted if (itf_desc->bNumEndpoints == 1) // 0 or 1 EPs are allowed { - TU_VERIFY(CFG_TUD_AUDIO_INT_CTR_EPSIZE_IN > 0); + TU_VERIFY(CFG_TUD_AUDIO_INT_EPSIZE_IN > 0); } // Alternate setting MUST be zero - this check can be omitted @@ -1529,7 +1529,7 @@ uint16_t audiod_open(uint8_t rhport, tusb_desc_interface_t const * itf_desc, uin uint16_t drv_len = _audiod_fct[i].desc_length - TUD_AUDIO_DESC_IAD_LEN; // - TUD_AUDIO_DESC_IAD_LEN since tinyUSB already handles the IAD descriptor #if CFG_TUD_AUDIO_ENABLE_INTERRUPT_EP - TU_ASSERT(set_int_ctr_number(&_audiod_fct[i])); + TU_ASSERT(set_int_number(&_audiod_fct[i])); #endif return drv_len; @@ -2030,10 +2030,10 @@ bool audiod_xfer_cb(uint8_t rhport, uint8_t ep_addr, xfer_result_t result, uint3 { audiod_function_t* audio = &_audiod_fct[func_id]; -#if CFG_TUD_AUDIO_INT_CTR_EPSIZE_IN +#if CFG_TUD_AUDIO_INT_EPSIZE_IN // Data transmission of control interrupt finished - if (audio->ep_int_ctr == ep_addr) + if (audio->ep_int == ep_addr) { // According to USB2 specification, maximum payload of interrupt EP is 8 bytes on low speed, 64 bytes on full speed, and 1024 bytes on high speed (but only if an alternate interface other than 0 is used - see specification p. 49) // In case there is nothing to send we have to return a NAK - this is taken care of by PHY ??? @@ -2042,7 +2042,7 @@ bool audiod_xfer_cb(uint8_t rhport, uint8_t ep_addr, xfer_result_t result, uint3 // I assume here, that things above are handled by PHY // All transmission is done - what remains to do is to inform job was completed - if (tud_audio_int_ctr_done_cb) TU_VERIFY(tud_audio_int_ctr_done_cb(rhport, (uint16_t) xferred_bytes)); + if (tud_audio_int_done_cb) TU_VERIFY(tud_audio_int_done_cb(rhport, (uint16_t) xferred_bytes)); } #endif diff --git a/src/class/audio/audio_device.h b/src/class/audio/audio_device.h index 92a1e6585..2e39e6049 100644 --- a/src/class/audio/audio_device.h +++ b/src/class/audio/audio_device.h @@ -197,17 +197,17 @@ #endif // Audio interrupt control EP size - disabled if 0 -#ifndef CFG_TUD_AUDIO_INT_CTR_EPSIZE_IN +#ifndef CFG_TUD_AUDIO_INT_EPSIZE_IN // Audio interrupt control - if required - 6 Bytes according to UAC 2 specification (p. 74) #if CFG_TUD_AUDIO_ENABLE_INTERRUPT_EP -#define CFG_TUD_AUDIO_INT_CTR_EPSIZE_IN 6 +#define CFG_TUD_AUDIO_INT_EPSIZE_IN 6 #else -#define CFG_TUD_AUDIO_INT_CTR_EPSIZE_IN 0 +#define CFG_TUD_AUDIO_INT_EPSIZE_IN 0 #endif #endif -#ifndef CFG_TUD_AUDIO_INT_CTR_EP_IN_SW_BUFFER_SIZE -#define CFG_TUD_AUDIO_INT_CTR_EP_IN_SW_BUFFER_SIZE 6 // Buffer size of audio control interrupt EP - 6 Bytes according to UAC 2 specification (p. 74) +#ifndef CFG_TUD_AUDIO_INT_EP_IN_SW_BUFFER_SIZE +#define CFG_TUD_AUDIO_INT_EP_IN_SW_BUFFER_SIZE 6 // Buffer size of audio control interrupt EP - 6 Bytes according to UAC 2 specification (p. 74) #endif // Use software encoding/decoding @@ -399,7 +399,7 @@ tu_fifo_t* tud_audio_n_get_tx_support_ff (uint8_t func_id, uint8_t ff_i #endif #if CFG_TUD_AUDIO_ENABLE_INTERRUPT_EP -uint16_t tud_audio_int_ctr_n_write (uint8_t func_id, uint8_t const* buffer, uint16_t len); +uint16_t tud_audio_int_n_write (uint8_t func_id, uint8_t const* buffer, uint16_t len); #endif //--------------------------------------------------------------------+ @@ -442,7 +442,7 @@ static inline tu_fifo_t* tud_audio_get_tx_support_ff (uint8_t ff_idx); // INT CTR API #if CFG_TUD_AUDIO_ENABLE_INTERRUPT_EP -static inline uint16_t tud_audio_int_ctr_write (uint8_t const* buffer, uint16_t len); +static inline uint16_t tud_audio_int_write (uint8_t const* buffer, uint16_t len); #endif // Buffer control EP data and schedule a transmit @@ -567,7 +567,7 @@ typedef struct TU_ATTR_PACKED }; } audio_status_update_t; -TU_ATTR_WEAK bool tud_audio_int_ctr_done_cb(uint8_t rhport, uint16_t n_bytes_copied); +TU_ATTR_WEAK bool tud_audio_int_done_cb(uint8_t rhport, uint16_t n_bytes_copied); #endif // Invoked when audio set interface request received @@ -699,9 +699,9 @@ static inline tu_fifo_t* tud_audio_get_tx_support_ff(uint8_t ff_idx) #endif #if CFG_TUD_AUDIO_ENABLE_INTERRUPT_EP -static inline uint16_t tud_audio_int_ctr_write(uint8_t const* buffer, uint16_t len) +static inline uint16_t tud_audio_int_write(uint8_t const* buffer, uint16_t len) { - return tud_audio_int_ctr_n_write(0, buffer, len); + return tud_audio_int_n_write(0, buffer, len); } #endif -- cgit v1.3.1 From 05f9cab1916195ceb55d73efa56d226b2451f5d1 Mon Sep 17 00:00:00 2001 From: HiFiPhile Date: Mon, 1 Apr 2024 19:48:45 +0200 Subject: UAC2: refactor interrupt endpoint support. --- src/class/audio/audio.h | 25 +++++++++ src/class/audio/audio_device.c | 114 ++++++++++++++++++----------------------- src/class/audio/audio_device.h | 51 +++--------------- src/device/usbd.h | 11 ++-- 4 files changed, 88 insertions(+), 113 deletions(-) (limited to 'src') diff --git a/src/class/audio/audio.h b/src/class/audio/audio.h index 70d431282..d6f3e22e2 100644 --- a/src/class/audio/audio.h +++ b/src/class/audio/audio.h @@ -924,6 +924,31 @@ typedef struct TU_ATTR_PACKED { } subrange[numSubRanges]; \ } +// 6.1 Interrupt Data Message Format +typedef struct TU_ATTR_PACKED +{ + uint8_t bInfo; + uint8_t bAttribute; + union + { + uint16_t wValue; + struct + { + uint8_t wValue_cn_or_mcn; + uint8_t wValue_cs; + }; + }; + union + { + uint16_t wIndex; + struct + { + uint8_t wIndex_ep_or_int; + uint8_t wIndex_entity_id; + }; + }; +} audio_interrupt_data_t; + /** @} */ #ifdef __cplusplus diff --git a/src/class/audio/audio_device.c b/src/class/audio/audio_device.c index f4e7de0c8..93e995c56 100644 --- a/src/class/audio/audio_device.c +++ b/src/class/audio/audio_device.c @@ -301,8 +301,8 @@ typedef struct #endif -#if CFG_TUD_AUDIO_INT_EPSIZE_IN - uint8_t ep_int; // Audio control interrupt EP. +#if CFG_TUD_AUDIO_ENABLE_INTERRUPT_EP + uint8_t ep_int; // Audio control interrupt EP. #endif /*------------- From this point, data is not cleared by bus reset -------------*/ @@ -358,8 +358,8 @@ typedef struct #endif // Audio control interrupt buffer - no FIFO - 6 Bytes according to UAC 2 specification (p. 74) -#if CFG_TUD_AUDIO_INT_EPSIZE_IN - CFG_TUSB_MEM_ALIGN uint8_t ep_int_buf[CFG_TUD_AUDIO_INT_EP_IN_SW_BUFFER_SIZE]; +#if CFG_TUD_AUDIO_ENABLE_INTERRUPT_EP + CFG_TUSB_MEM_ALIGN uint8_t ep_int_buf[6]; #endif // Decoding parameters - parameters are set when alternate AS interface is set by host @@ -826,26 +826,29 @@ tu_fifo_t* tud_audio_n_get_tx_support_ff(uint8_t func_id, uint8_t ff_idx) #if CFG_TUD_AUDIO_ENABLE_INTERRUPT_EP - // If no interrupt transmit is pending bytes get written into buffer and a transmit is scheduled - once transmit completed tud_audio_int_done_cb() is called in inform user -uint16_t tud_audio_int_n_write(uint8_t func_id, uint8_t const* buffer, uint16_t len) +bool tud_audio_int_n_write(uint8_t func_id, const audio_interrupt_data_t * data) { - TU_VERIFY(_audiod_fct[func_id].ep_int != 0); - TU_VERIFY(func_id < CFG_TUD_AUDIO && _audiod_fct[func_id].p_desc != NULL); + TU_VERIFY(_audiod_fct[func_id].ep_int != 0); + // We write directly into the EP's buffer - abort if previous transfer not complete - TU_VERIFY(!usbd_edpt_busy(_audiod_fct[func_id].rhport, _audiod_fct[func_id].ep_int)); + TU_VERIFY(usbd_edpt_claim(_audiod_fct[func_id].rhport, _audiod_fct[func_id].ep_int)); // Check length - TU_VERIFY(tu_memcpy_s(_audiod_fct[func_id].ep_int_buf, CFG_TUD_AUDIO_INT_EP_IN_SW_BUFFER_SIZE, buffer, len)==0); - - // Schedule transmit - TU_VERIFY(usbd_edpt_xfer(_audiod_fct[func_id].rhport, _audiod_fct[func_id].ep_int, _audiod_fct[func_id].ep_int_buf, len)); + if (tu_memcpy_s(_audiod_fct[func_id].ep_int_buf, sizeof(_audiod_fct[func_id].ep_int_buf), data, sizeof(audio_interrupt_data_t)) == 0) + { + // Schedule transmit + TU_ASSERT(usbd_edpt_xfer(_audiod_fct[func_id].rhport, _audiod_fct[func_id].ep_int, _audiod_fct[func_id].ep_int_buf, sizeof(_audiod_fct[func_id].ep_int_buf)), 0); + } else + { + // Release endpoint since we don't make any transfer + usbd_edpt_release(_audiod_fct[func_id].rhport, _audiod_fct[func_id].ep_int); + } return true; } - #endif // This function is called once a transmit of an audio packet was successfully completed. Here, we encode samples and place it in IN EP's buffer for next transmission. @@ -1091,48 +1094,6 @@ static inline bool audiod_fb_send(uint8_t rhport, audiod_function_t *audio) } #endif -#if CFG_TUD_AUDIO_ENABLE_INTERRUPT_EP -static bool set_int_number(audiod_function_t *audio) -{ - - uint8_t const *p_desc = audio->p_desc; - // Get pointer at end - uint8_t const *p_desc_end = audio->p_desc + audio->desc_length - TUD_AUDIO_DESC_IAD_LEN; - - - bool found = false; - while (!found && p_desc < p_desc_end) - { - // For each interface/alternate - if (tu_desc_type(p_desc) == TUSB_DESC_INTERFACE) - { - uint8_t foundEPs = 0, nEps = ((tusb_desc_interface_t const * )p_desc)->bNumEndpoints; - while (!found && foundEPs < nEps && p_desc < p_desc_end) - { - // For each endpoint - if (tu_desc_type(p_desc) == TUSB_DESC_ENDPOINT) - { - tusb_desc_endpoint_t const* desc_ep = (tusb_desc_endpoint_t const *) p_desc; - uint8_t const ep_addr = desc_ep->bEndpointAddress; - // If endpoint is input-direction and interrupt-type - if (tu_edpt_dir(ep_addr) == TUSB_DIR_IN && desc_ep->bmAttributes.xfer == 0x03) // Check if usage is interrupt EP - { - // Store endpoint number and open endpoint - audio->ep_int = ep_addr; - TU_ASSERT(usbd_edpt_open(audio->rhport, desc_ep)); - found = true; - } - foundEPs += 1; - } - p_desc = tu_desc_next(p_desc); - } - } - p_desc = tu_desc_next(p_desc); - } - return found; -} -#endif - //--------------------------------------------------------------------+ // USBD Driver API //--------------------------------------------------------------------+ @@ -1492,10 +1453,11 @@ uint16_t audiod_open(uint8_t rhport, tusb_desc_interface_t const * itf_desc, uin // Verify version is correct - this check can be omitted TU_VERIFY(itf_desc->bInterfaceProtocol == AUDIO_INT_PROTOCOL_CODE_V2); - // Verify interrupt control EP is enabled if demanded by descriptor - this should be best some static check however - this check can be omitted - if (itf_desc->bNumEndpoints == 1) // 0 or 1 EPs are allowed + // Verify interrupt control EP is enabled if demanded by descriptor + TU_ASSERT(itf_desc->bNumEndpoints <= 1); // 0 or 1 EPs are allowed + if (itf_desc->bNumEndpoints == 1) { - TU_VERIFY(CFG_TUD_AUDIO_INT_EPSIZE_IN > 0); + TU_ASSERT(CFG_TUD_AUDIO_ENABLE_INTERRUPT_EP); } // Alternate setting MUST be zero - this check can be omitted @@ -1639,6 +1601,31 @@ uint16_t audiod_open(uint8_t rhport, tusb_desc_interface_t const * itf_desc, uin } #endif // CFG_TUD_AUDIO_EP_IN_FLOW_CONTROL +#if CFG_TUD_AUDIO_ENABLE_INTERRUPT_EP + { + uint8_t const *p_desc = _audiod_fct[i].p_desc; + uint8_t const *p_desc_end = p_desc + _audiod_fct[i].desc_length - TUD_AUDIO_DESC_IAD_LEN; + // Condition modified from p_desc < p_desc_end to prevent gcc>=12 strict-overflow warning + while (p_desc_end - p_desc > 0) + { + // For each endpoint + if (tu_desc_type(p_desc) == TUSB_DESC_ENDPOINT) + { + tusb_desc_endpoint_t const* desc_ep = (tusb_desc_endpoint_t const *) p_desc; + uint8_t const ep_addr = desc_ep->bEndpointAddress; + // If endpoint is input-direction and interrupt-type + if (tu_edpt_dir(ep_addr) == TUSB_DIR_IN && desc_ep->bmAttributes.xfer == TUSB_XFER_INTERRUPT) + { + // Store endpoint number and open endpoint + _audiod_fct[i].ep_int = ep_addr; + TU_ASSERT(usbd_edpt_open(_audiod_fct[i].rhport, desc_ep)); + } + } + p_desc = tu_desc_next(p_desc); + } + } +#endif + break; } } @@ -1649,10 +1636,6 @@ uint16_t audiod_open(uint8_t rhport, tusb_desc_interface_t const * itf_desc, uin // This is all we need so far - the EPs are setup by a later set_interface request (as per UAC2 specification) uint16_t drv_len = _audiod_fct[i].desc_length - TUD_AUDIO_DESC_IAD_LEN; // - TUD_AUDIO_DESC_IAD_LEN since tinyUSB already handles the IAD descriptor -#if CFG_TUD_AUDIO_ENABLE_INTERRUPT_EP - TU_ASSERT(set_int_number(&_audiod_fct[i])); -#endif - return drv_len; } @@ -2169,7 +2152,7 @@ bool audiod_xfer_cb(uint8_t rhport, uint8_t ep_addr, xfer_result_t result, uint3 { audiod_function_t* audio = &_audiod_fct[func_id]; -#if CFG_TUD_AUDIO_INT_EPSIZE_IN +#if CFG_TUD_AUDIO_ENABLE_INTERRUPT_EP // Data transmission of control interrupt finished if (audio->ep_int == ep_addr) @@ -2181,7 +2164,8 @@ bool audiod_xfer_cb(uint8_t rhport, uint8_t ep_addr, xfer_result_t result, uint3 // I assume here, that things above are handled by PHY // All transmission is done - what remains to do is to inform job was completed - if (tud_audio_int_done_cb) TU_VERIFY(tud_audio_int_done_cb(rhport, (uint16_t) xferred_bytes)); + if (tud_audio_int_done_cb) tud_audio_int_done_cb(rhport); + return true; } #endif diff --git a/src/class/audio/audio_device.h b/src/class/audio/audio_device.h index 70bbd7ff6..040a760d6 100644 --- a/src/class/audio/audio_device.h +++ b/src/class/audio/audio_device.h @@ -198,21 +198,7 @@ // Enable/disable interrupt EP (required for notifying host of control changes) #ifndef CFG_TUD_AUDIO_ENABLE_INTERRUPT_EP -#define CFG_TUD_AUDIO_ENABLE_INTERRUPT_EP 0 // Feedback - 0 or 1 -#endif - -// Audio interrupt control EP size - disabled if 0 -#ifndef CFG_TUD_AUDIO_INT_EPSIZE_IN -// Audio interrupt control - if required - 6 Bytes according to UAC 2 specification (p. 74) -#if CFG_TUD_AUDIO_ENABLE_INTERRUPT_EP -#define CFG_TUD_AUDIO_INT_EPSIZE_IN 6 -#else -#define CFG_TUD_AUDIO_INT_EPSIZE_IN 0 -#endif -#endif - -#ifndef CFG_TUD_AUDIO_INT_EP_IN_SW_BUFFER_SIZE -#define CFG_TUD_AUDIO_INT_EP_IN_SW_BUFFER_SIZE 6 // Buffer size of audio control interrupt EP - 6 Bytes according to UAC 2 specification (p. 74) +#define CFG_TUD_AUDIO_ENABLE_INTERRUPT_EP 0 // Feedback - 0 or 1 #endif // Use software encoding/decoding @@ -404,7 +390,7 @@ tu_fifo_t* tud_audio_n_get_tx_support_ff (uint8_t func_id, uint8_t ff_i #endif #if CFG_TUD_AUDIO_ENABLE_INTERRUPT_EP -uint16_t tud_audio_int_n_write (uint8_t func_id, uint8_t const* buffer, uint16_t len); +bool tud_audio_int_n_write (uint8_t func_id, const audio_interrupt_data_t * data); #endif @@ -448,7 +434,7 @@ static inline tu_fifo_t* tud_audio_get_tx_support_ff (uint8_t ff_idx); // INT CTR API #if CFG_TUD_AUDIO_ENABLE_INTERRUPT_EP -static inline uint16_t tud_audio_int_write (uint8_t const* buffer, uint16_t len); +static inline bool tud_audio_int_write (const audio_interrupt_data_t * data); #endif // Buffer control EP data and schedule a transmit @@ -548,32 +534,7 @@ TU_ATTR_WEAK TU_ATTR_FAST_FUNC void tud_audio_feedback_interval_isr(uint8_t func #endif // CFG_TUD_AUDIO_ENABLE_EP_OUT && CFG_TUD_AUDIO_ENABLE_FEEDBACK_EP #if CFG_TUD_AUDIO_ENABLE_INTERRUPT_EP -// UAC2 §6.1 "interrupt data message" -typedef struct TU_ATTR_PACKED -{ - uint8_t bInfo; - uint8_t bAttribute; - union TU_ATTR_PACKED - { - uint16_t wValue; - struct TU_ATTR_PACKED - { - uint8_t wValue_cn_or_mcn; - uint8_t wValue_cs; - }; - }; - union TU_ATTR_PACKED - { - uint16_t wIndex; - struct TU_ATTR_PACKED - { - uint8_t wIndex_ep_or_int; - uint8_t wIndex_entity_id; - }; - }; -} audio_status_update_t; - -TU_ATTR_WEAK bool tud_audio_int_done_cb(uint8_t rhport, uint16_t n_bytes_copied); +TU_ATTR_WEAK void tud_audio_int_done_cb(uint8_t rhport); #endif // Invoked when audio set interface request received @@ -705,9 +666,9 @@ static inline tu_fifo_t* tud_audio_get_tx_support_ff(uint8_t ff_idx) #endif #if CFG_TUD_AUDIO_ENABLE_INTERRUPT_EP -static inline uint16_t tud_audio_int_write(uint8_t const* buffer, uint16_t len) +static inline bool tud_audio_int_write(const audio_interrupt_data_t * data) { - return tud_audio_int_n_write(0, buffer, len); + return tud_audio_int_n_write(0, data); } #endif diff --git a/src/device/usbd.h b/src/device/usbd.h index cf500143a..2e3987b99 100644 --- a/src/device/usbd.h +++ b/src/device/usbd.h @@ -393,6 +393,11 @@ TU_ATTR_WEAK bool tud_vendor_control_xfer_cb(uint8_t rhport, uint8_t stage, tusb // For more channels, add definitions here +/* Standard AC Interrupt Endpoint Descriptor(4.8.2.1) */ +#define TUD_AUDIO_DESC_STD_AC_INT_EP_LEN 7 +#define TUD_AUDIO_DESC_STD_AC_INT_EP(_ep, _interval) \ + TUD_AUDIO_DESC_STD_AC_INT_EP_LEN, TUSB_DESC_ENDPOINT, _ep, TUSB_XFER_INTERRUPT, U16_TO_U8S_LE(6), _interval + /* Standard AS Interface Descriptor(4.9.1) */ #define TUD_AUDIO_DESC_STD_AS_INT_LEN 9 #define TUD_AUDIO_DESC_STD_AS_INT(_itfnum, _altset, _nEPs, _stridx) \ @@ -468,7 +473,7 @@ TU_ATTR_WEAK bool tud_vendor_control_xfer_cb(uint8_t rhport, uint8_t stage, tusb /* 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*/ _epin, /*_attr*/ (uint8_t) (TUSB_XFER_ISOCHRONOUS | TUSB_ISO_EP_ATT_ASYNCHRONOUS | TUSB_ISO_EP_ATT_DATA), /*_maxEPsize*/ _epsize, /*_interval*/ 0x01),\ + TUD_AUDIO_DESC_STD_AS_ISO_EP(/*_ep*/ _epin, /*_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),\ /* 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_UNDEFINED, /*_lockdelay*/ 0x0000) @@ -517,7 +522,7 @@ TU_ATTR_WEAK bool tud_vendor_control_xfer_cb(uint8_t rhport, uint8_t stage, tusb /* 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*/ _epin, /*_attr*/ (uint8_t) (TUSB_XFER_ISOCHRONOUS | TUSB_ISO_EP_ATT_ASYNCHRONOUS | TUSB_ISO_EP_ATT_DATA), /*_maxEPsize*/ _epsize, /*_interval*/ 0x01),\ + TUD_AUDIO_DESC_STD_AS_ISO_EP(/*_ep*/ _epin, /*_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),\ /* 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_UNDEFINED, /*_lockdelay*/ 0x0000) @@ -565,7 +570,7 @@ TU_ATTR_WEAK bool tud_vendor_control_xfer_cb(uint8_t rhport, uint8_t stage, tusb /* 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) (TUSB_XFER_ISOCHRONOUS | TUSB_ISO_EP_ATT_ASYNCHRONOUS | 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*/ _epsize, /*_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_UNDEFINED, /*_lockdelay*/ 0x0000),\ /* Standard AS Isochronous Feedback Endpoint Descriptor(4.10.2.1) */\ -- cgit v1.3.1 From 7ca988018ee057a66ab7d5635069fbc695182d2d Mon Sep 17 00:00:00 2001 From: HiFiPhile Date: Mon, 1 Apr 2024 19:50:52 +0200 Subject: UAC2: fix mounted condition. --- src/class/audio/audio_device.c | 21 ++++----------------- 1 file changed, 4 insertions(+), 17 deletions(-) (limited to 'src') diff --git a/src/class/audio/audio_device.c b/src/class/audio/audio_device.c index 93e995c56..9a361419b 100644 --- a/src/class/audio/audio_device.c +++ b/src/class/audio/audio_device.c @@ -305,6 +305,8 @@ typedef struct uint8_t ep_int; // Audio control interrupt EP. #endif + bool mounted; // Device opened + /*------------- From this point, data is not cleared by bus reset -------------*/ uint16_t desc_length; // Length of audio function descriptor @@ -486,23 +488,7 @@ bool tud_audio_n_mounted(uint8_t func_id) TU_VERIFY(func_id < CFG_TUD_AUDIO); audiod_function_t* audio = &_audiod_fct[func_id]; -#if CFG_TUD_AUDIO_ENABLE_EP_OUT - if (audio->ep_out == 0) return false; -#endif - -#if CFG_TUD_AUDIO_ENABLE_EP_IN - if (audio->ep_in == 0) return false; -#endif - -#if CFG_TUD_AUDIO_ENABLE_INTERRUPT_EP - if (audio->ep_int == 0) return false; -#endif - -#if CFG_TUD_AUDIO_ENABLE_FEEDBACK_EP - if (audio->ep_fb == 0) return false; -#endif - - return true; + return audio->mounted; } //--------------------------------------------------------------------+ @@ -1626,6 +1612,7 @@ uint16_t audiod_open(uint8_t rhport, tusb_desc_interface_t const * itf_desc, uin } #endif + _audiod_fct[i].mounted = true; break; } } -- cgit v1.3.1 From 8936096846f3b4e0f6d2193b5f8be74a94d003f9 Mon Sep 17 00:00:00 2001 From: Ha Thach Date: Tue, 2 Apr 2024 19:56:39 +0700 Subject: max3421 limit max nak --- src/portable/analog/max3421/hcd_max3421.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'src') diff --git a/src/portable/analog/max3421/hcd_max3421.c b/src/portable/analog/max3421/hcd_max3421.c index 61a7e2703..9e363506c 100644 --- a/src/portable/analog/max3421/hcd_max3421.c +++ b/src/portable/analog/max3421/hcd_max3421.c @@ -454,7 +454,7 @@ bool hcd_configure(uint8_t rhport, uint32_t cfg_id, const void* cfg_param) { TU_VERIFY(cfg_id == TUH_CFGID_MAX3421); tuh_configure_param_t const* cfg = (tuh_configure_param_t const*) cfg_param; - _max_nak = cfg->max3421.max_nak; + _max_nak = tu_max8(cfg->max3421.max_nak, EP_STATE_ATTEMPT_MAX-EP_STATE_ATTEMPT_1); return true; } -- cgit v1.3.1 From 9fb1fb90447fbbfdc3ca33c39cbd75bb807a7907 Mon Sep 17 00:00:00 2001 From: Ha Thach Date: Tue, 2 Apr 2024 20:39:06 +0700 Subject: correct max nak --- src/portable/analog/max3421/hcd_max3421.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'src') diff --git a/src/portable/analog/max3421/hcd_max3421.c b/src/portable/analog/max3421/hcd_max3421.c index 9e363506c..fa6d45d3e 100644 --- a/src/portable/analog/max3421/hcd_max3421.c +++ b/src/portable/analog/max3421/hcd_max3421.c @@ -454,7 +454,7 @@ bool hcd_configure(uint8_t rhport, uint32_t cfg_id, const void* cfg_param) { TU_VERIFY(cfg_id == TUH_CFGID_MAX3421); tuh_configure_param_t const* cfg = (tuh_configure_param_t const*) cfg_param; - _max_nak = tu_max8(cfg->max3421.max_nak, EP_STATE_ATTEMPT_MAX-EP_STATE_ATTEMPT_1); + _max_nak = tu_min8(cfg->max3421.max_nak, EP_STATE_ATTEMPT_MAX-EP_STATE_ATTEMPT_1); return true; } -- cgit v1.3.1 From f8dc3b97beae611c0a68ab50b960dd1922a66f5d Mon Sep 17 00:00:00 2001 From: Ha Thach Date: Tue, 2 Apr 2024 22:47:50 +0700 Subject: check cfg_param pointer --- src/portable/analog/max3421/hcd_max3421.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'src') diff --git a/src/portable/analog/max3421/hcd_max3421.c b/src/portable/analog/max3421/hcd_max3421.c index fa6d45d3e..242c65501 100644 --- a/src/portable/analog/max3421/hcd_max3421.c +++ b/src/portable/analog/max3421/hcd_max3421.c @@ -451,7 +451,7 @@ static max3421_ep_t * find_next_pending_ep(max3421_ep_t * cur_ep) { // optional hcd configuration, called by tuh_configure() bool hcd_configure(uint8_t rhport, uint32_t cfg_id, const void* cfg_param) { (void) rhport; - TU_VERIFY(cfg_id == TUH_CFGID_MAX3421); + TU_VERIFY(cfg_id == TUH_CFGID_MAX3421 && cfg_param != NULL); tuh_configure_param_t const* cfg = (tuh_configure_param_t const*) cfg_param; _max_nak = tu_min8(cfg->max3421.max_nak, EP_STATE_ATTEMPT_MAX-EP_STATE_ATTEMPT_1); -- cgit v1.3.1