From ec1a26251d0161d5e7c11f4ca552af154cf08dbd Mon Sep 17 00:00:00 2001 From: hathach Date: Thu, 19 Jun 2025 17:05:21 +0700 Subject: [PATCH] clean up pl2303 type data --- src/class/cdc/cdc_host.c | 130 +++++++++++++++------------------- src/class/cdc/serial/pl2303.h | 46 ++++-------- 2 files changed, 74 insertions(+), 102 deletions(-) diff --git a/src/class/cdc/cdc_host.c b/src/class/cdc/cdc_host.c index ce98e3b3d..dae38ba42 100644 --- a/src/class/cdc/cdc_host.c +++ b/src/class/cdc/cdc_host.c @@ -2274,7 +2274,7 @@ static uint8_t ch34x_get_lcr(cdch_interface_t *p_cdc) { //--------------------------------------------------------------------+ #if CFG_TUH_CDC_PL2303 -static int8_t pl2303_detect_type(cdch_interface_t *p_cdc, uint8_t step); +static pl2303_type_t pl2303_detect_type(cdch_interface_t *p_cdc, uint8_t step); static bool pl2303_encode_baud_rate(cdch_interface_t *p_cdc, uint8_t buf[PL2303_LINE_CODING_BAUDRATE_BUFSIZE]); //------------- Control Request -------------// @@ -2313,20 +2313,18 @@ static bool pl2303_set_request(cdch_interface_t *p_cdc, uint8_t request, uint8_t static bool pl2303_vendor_read(cdch_interface_t *p_cdc, uint16_t value, uint8_t *buf, tuh_xfer_cb_t complete_cb, uintptr_t user_data) { - uint8_t request = p_cdc->pl2303.serial_private.type == &pl2303_type_data[PL2303_TYPE_HXN] ? PL2303_VENDOR_READ_NREQUEST : PL2303_VENDOR_READ_REQUEST; + uint8_t request = p_cdc->pl2303.type == PL2303_TYPE_HXN ? PL2303_VENDOR_READ_NREQUEST : PL2303_VENDOR_READ_REQUEST; return pl2303_set_request(p_cdc, request, PL2303_VENDOR_READ_REQUEST_TYPE, value, 0, buf, 1, complete_cb, user_data); } static bool pl2303_vendor_write(cdch_interface_t *p_cdc, uint16_t value, uint16_t index, tuh_xfer_cb_t complete_cb, uintptr_t user_data) { - uint8_t request = p_cdc->pl2303.serial_private.type == &pl2303_type_data[PL2303_TYPE_HXN] ? PL2303_VENDOR_WRITE_NREQUEST : PL2303_VENDOR_WRITE_REQUEST; - + uint8_t request = p_cdc->pl2303.type == PL2303_TYPE_HXN ? PL2303_VENDOR_WRITE_NREQUEST : PL2303_VENDOR_WRITE_REQUEST; return pl2303_set_request(p_cdc, request, PL2303_VENDOR_WRITE_REQUEST_TYPE, value, index, NULL, 0, complete_cb, user_data); } static inline bool pl2303_supports_hx_status(cdch_interface_t *p_cdc, tuh_xfer_cb_t complete_cb, uintptr_t user_data) { uint8_t buf = 0; - return pl2303_set_request(p_cdc, PL2303_VENDOR_READ_REQUEST, PL2303_VENDOR_READ_REQUEST_TYPE, PL2303_READ_TYPE_HX_STATUS, 0, &buf, 1, complete_cb, user_data); } @@ -2425,7 +2423,6 @@ static void pl2303_internal_control_complete(tuh_xfer_t *xfer) { static bool pl2303_set_line_coding(cdch_interface_t *p_cdc, tuh_xfer_cb_t complete_cb, uintptr_t user_data) { p_cdc->user_control_cb = complete_cb; TU_ASSERT(pl2303_set_line_request(p_cdc, complete_cb ? pl2303_internal_control_complete : NULL, user_data)); - return true; } @@ -2433,7 +2430,6 @@ static bool pl2303_set_data_format(cdch_interface_t *p_cdc, tuh_xfer_cb_t comple p_cdc->requested_line_coding.bit_rate = p_cdc->line_coding.bit_rate; p_cdc->user_control_cb = complete_cb; TU_ASSERT(pl2303_set_line_request(p_cdc, complete_cb ? pl2303_internal_control_complete : NULL, user_data)); - return true; } @@ -2443,7 +2439,6 @@ static bool pl2303_set_baudrate(cdch_interface_t *p_cdc, tuh_xfer_cb_t complete_ p_cdc->requested_line_coding.data_bits = p_cdc->line_coding.data_bits; p_cdc->user_control_cb = complete_cb; TU_ASSERT(pl2303_set_line_request(p_cdc, complete_cb ? pl2303_internal_control_complete : NULL, user_data)); - return true; } @@ -2451,7 +2446,6 @@ static bool pl2303_set_modem_ctrl(cdch_interface_t *p_cdc, tuh_xfer_cb_t complet // PL2303 has the same bit coding p_cdc->user_control_cb = complete_cb; TU_ASSERT(pl2303_set_control_lines(p_cdc, complete_cb ? pl2303_internal_control_complete : NULL, user_data)); - return true; } @@ -2488,7 +2482,7 @@ static bool pl2303_open(uint8_t daddr, tusb_desc_interface_t const *itf_desc, ui TU_VERIFY(p_cdc); p_cdc->serial_drid = SERIAL_DRIVER_PL2303; - p_cdc->pl2303.serial_private.quirks = 0; + p_cdc->pl2303.quirks = 0; p_cdc->pl2303.supports_hx_status = false; tusb_desc_endpoint_t const *desc_ep = (tusb_desc_endpoint_t const *) tu_desc_next(itf_desc); @@ -2514,7 +2508,7 @@ static bool pl2303_process_set_config(tuh_xfer_t *xfer) { cdch_interface_t *p_cdc = get_itf(idx); // state CONFIG_PL2303_READ1 may have no success due to expected stall by pl2303_supports_hx_status() uint8_t buf = 0; - int8_t type; + pl2303_type_t type; TU_ASSERT(p_cdc && (xfer->result == XFER_RESULT_SUCCESS || state == CONFIG_PL2303_READ1)); switch (state) { @@ -2540,20 +2534,13 @@ static bool pl2303_process_set_config(tuh_xfer_t *xfer) { } type = pl2303_detect_type(p_cdc, 2); // step 2 now with supports_hx_status TU_ASSERT(type != PL2303_TYPE_UNKNOWN); - p_cdc->pl2303.serial_private.type = &pl2303_type_data[type]; - p_cdc->pl2303.serial_private.quirks |= p_cdc->pl2303.serial_private.type->quirks; - #if CFG_TUSB_DEBUG >= CFG_TUH_CDC_LOG_LEVEL && 0// can be activated if necessary - TU_LOG_P_CDC("bDeviceClass = 0x%02x bMaxPacketSize0 = %u bcdUSB = 0x%04x bcdDevice = 0x%04x", - desc_dev->bDeviceClass, desc_dev->bMaxPacketSize0, - desc_dev->bcdUSB, desc_dev->bcdDevice); - uint16_t vid, pid; - TU_ASSERT(tuh_vid_pid_get(p_cdc->daddr, &vid, &pid)); - TU_LOG_P_CDC("vid = 0x%04x pid = 0x%04x supports_hx_status = %u type = %s quirks = %u", - vid, pid, p_cdc->pl2303.supports_hx_status, - p_cdc->pl2303.serial_private.type->name, p_cdc->pl2303.serial_private.quirks); - #endif + TU_LOG_DRV(" PL2303 type detected: %u\r\n", type); + + p_cdc->pl2303.type = type; + p_cdc->pl2303.quirks |= pl2303_type_data[type].quirks; + // purpose unknown, overtaken from Linux Kernel driver - if (p_cdc->pl2303.serial_private.type != &pl2303_type_data[PL2303_TYPE_HXN]) { + if (p_cdc->pl2303.type != PL2303_TYPE_HXN) { TU_ASSERT(pl2303_vendor_read(p_cdc, 0x8484, &buf, cdch_process_set_config, CONFIG_PL2303_WRITE1)); break; }// else: continue with next step @@ -2561,7 +2548,7 @@ static bool pl2303_process_set_config(tuh_xfer_t *xfer) { case CONFIG_PL2303_WRITE1: // purpose unknown, overtaken from Linux Kernel driver - if (p_cdc->pl2303.serial_private.type != &pl2303_type_data[PL2303_TYPE_HXN]) { + if (p_cdc->pl2303.type != PL2303_TYPE_HXN) { TU_ASSERT(pl2303_vendor_write(p_cdc, 0x0404, 0, cdch_process_set_config, CONFIG_PL2303_READ2)); break; }// else: continue with next step @@ -2569,7 +2556,7 @@ static bool pl2303_process_set_config(tuh_xfer_t *xfer) { case CONFIG_PL2303_READ2: // purpose unknown, overtaken from Linux Kernel driver - if (p_cdc->pl2303.serial_private.type != &pl2303_type_data[PL2303_TYPE_HXN]) { + if (p_cdc->pl2303.type != PL2303_TYPE_HXN) { TU_ASSERT(pl2303_vendor_read(p_cdc, 0x8484, &buf, cdch_process_set_config, CONFIG_PL2303_READ3)); break; }// else: continue with next step @@ -2577,7 +2564,7 @@ static bool pl2303_process_set_config(tuh_xfer_t *xfer) { case CONFIG_PL2303_READ3: // purpose unknown, overtaken from Linux Kernel driver - if (p_cdc->pl2303.serial_private.type != &pl2303_type_data[PL2303_TYPE_HXN]) { + if (p_cdc->pl2303.type != PL2303_TYPE_HXN) { TU_ASSERT(pl2303_vendor_read(p_cdc, 0x8383, &buf, cdch_process_set_config, CONFIG_PL2303_READ4)); break; }// else: continue with next step @@ -2585,7 +2572,7 @@ static bool pl2303_process_set_config(tuh_xfer_t *xfer) { case CONFIG_PL2303_READ4: // purpose unknown, overtaken from Linux Kernel driver - if (p_cdc->pl2303.serial_private.type != &pl2303_type_data[PL2303_TYPE_HXN]) { + if (p_cdc->pl2303.type != PL2303_TYPE_HXN) { TU_ASSERT(pl2303_vendor_read(p_cdc, 0x8484, &buf, cdch_process_set_config, CONFIG_PL2303_WRITE2)); break; }// else: continue with next step @@ -2593,7 +2580,7 @@ static bool pl2303_process_set_config(tuh_xfer_t *xfer) { case CONFIG_PL2303_WRITE2: // purpose unknown, overtaken from Linux Kernel driver - if (p_cdc->pl2303.serial_private.type != &pl2303_type_data[PL2303_TYPE_HXN]) { + if (p_cdc->pl2303.type != PL2303_TYPE_HXN) { TU_ASSERT(pl2303_vendor_write(p_cdc, 0x0404, 1, cdch_process_set_config, CONFIG_PL2303_READ5)); break; }// else: continue with next step @@ -2601,7 +2588,7 @@ static bool pl2303_process_set_config(tuh_xfer_t *xfer) { case CONFIG_PL2303_READ5: // purpose unknown, overtaken from Linux Kernel driver - if (p_cdc->pl2303.serial_private.type != &pl2303_type_data[PL2303_TYPE_HXN]) { + if (p_cdc->pl2303.type != PL2303_TYPE_HXN) { TU_ASSERT(pl2303_vendor_read(p_cdc, 0x8484, &buf, cdch_process_set_config, CONFIG_PL2303_READ6)); break; }// else: continue with next step @@ -2609,7 +2596,7 @@ static bool pl2303_process_set_config(tuh_xfer_t *xfer) { case CONFIG_PL2303_READ6: // purpose unknown, overtaken from Linux Kernel driver - if (p_cdc->pl2303.serial_private.type != &pl2303_type_data[PL2303_TYPE_HXN]) { + if (p_cdc->pl2303.type != PL2303_TYPE_HXN) { TU_ASSERT(pl2303_vendor_read(p_cdc, 0x8383, &buf, cdch_process_set_config, CONFIG_PL2303_WRITE3)); break; }// else: continue with next step @@ -2617,7 +2604,7 @@ static bool pl2303_process_set_config(tuh_xfer_t *xfer) { case CONFIG_PL2303_WRITE3: // purpose unknown, overtaken from Linux Kernel driver - if (p_cdc->pl2303.serial_private.type != &pl2303_type_data[PL2303_TYPE_HXN]) { + if (p_cdc->pl2303.type != PL2303_TYPE_HXN) { TU_ASSERT(pl2303_vendor_write(p_cdc, 0, 1, cdch_process_set_config, CONFIG_PL2303_WRITE4)); break; }// else: continue with next step @@ -2625,7 +2612,7 @@ static bool pl2303_process_set_config(tuh_xfer_t *xfer) { case CONFIG_PL2303_WRITE4: // purpose unknown, overtaken from Linux Kernel driver - if (p_cdc->pl2303.serial_private.type != &pl2303_type_data[PL2303_TYPE_HXN]) { + if (p_cdc->pl2303.type != PL2303_TYPE_HXN) { TU_ASSERT(pl2303_vendor_write(p_cdc, 1, 0, cdch_process_set_config, CONFIG_PL2303_WRITE5)); break; }// else: continue with next step @@ -2633,21 +2620,21 @@ static bool pl2303_process_set_config(tuh_xfer_t *xfer) { case CONFIG_PL2303_WRITE5: // purpose unknown, overtaken from Linux Kernel driver - if (p_cdc->pl2303.serial_private.type != &pl2303_type_data[PL2303_TYPE_HXN]) { - uint16_t const windex = (p_cdc->pl2303.serial_private.quirks & PL2303_QUIRK_LEGACY) ? 0x24 : 0x44; + if (p_cdc->pl2303.type != PL2303_TYPE_HXN) { + uint16_t const windex = (p_cdc->pl2303.quirks & PL2303_QUIRK_LEGACY) ? 0x24 : 0x44; TU_ASSERT(pl2303_vendor_write(p_cdc, 2, windex, cdch_process_set_config, CONFIG_PL2303_RESET_ENDP1)); break; }// else: continue with next step TU_ATTR_FALLTHROUGH; - // from here sequence overtaken from Linux Kernel function pl2303_open() + // from here sequence overtaken from Linux Kernel function pl2303_open() case CONFIG_PL2303_RESET_ENDP1: // step 1 - if (p_cdc->pl2303.serial_private.quirks & PL2303_QUIRK_LEGACY) { + if (p_cdc->pl2303.quirks & PL2303_QUIRK_LEGACY) { TU_ASSERT(pl2303_clear_halt(p_cdc, PL2303_OUT_EP, cdch_process_set_config, CONFIG_PL2303_RESET_ENDP2)); } else { /* reset upstream data pipes */ - if (p_cdc->pl2303.serial_private.type == &pl2303_type_data[PL2303_TYPE_HXN]) { + if (p_cdc->pl2303.type == PL2303_TYPE_HXN) { TU_ASSERT(pl2303_vendor_write(p_cdc, PL2303_HXN_RESET_REG,// skip CONFIG_PL2303_RESET_ENDP2, no 2nd step PL2303_HXN_RESET_UPSTREAM_PIPE | PL2303_HXN_RESET_DOWNSTREAM_PIPE, cdch_process_set_config, CONFIG_PL2303_LINE_CODING)); @@ -2659,11 +2646,11 @@ static bool pl2303_process_set_config(tuh_xfer_t *xfer) { case CONFIG_PL2303_RESET_ENDP2: // step 2 - if (p_cdc->pl2303.serial_private.quirks & PL2303_QUIRK_LEGACY) { + if (p_cdc->pl2303.quirks & PL2303_QUIRK_LEGACY) { TU_ASSERT(pl2303_clear_halt(p_cdc, PL2303_IN_EP, cdch_process_set_config, CONFIG_PL2303_LINE_CODING)); } else { /* reset upstream data pipes */ - if (p_cdc->pl2303.serial_private.type == &pl2303_type_data[PL2303_TYPE_HXN]) { + if (p_cdc->pl2303.type == PL2303_TYPE_HXN) { // here nothing to do, only structure of previous step overtaken for better reading and comparison } else { TU_ASSERT(pl2303_vendor_write(p_cdc, 9, 0, cdch_process_set_config, CONFIG_PL2303_LINE_CODING)); @@ -2691,33 +2678,33 @@ static bool pl2303_process_set_config(tuh_xfer_t *xfer) { TU_ATTR_FALLTHROUGH; #endif - // skipped, because it's not working with each PL230x. flow control can be also set by PL2303 EEPROM Writer Program - // case CONFIG_PL2303_FLOW_CTRL_READ: - // // read flow control register for modify & write back in next step - // if (p_cdc->pl2303.serial_private.type == &pl2303_type_data[PL2303_TYPE_HXN]) { - // TU_LOG_P_CDC ( "1\r\n" ); - // TU_ASSERT(pl2303_vendor_read(p_cdc, PL2303_HXN_FLOWCTRL_REG, &buf, - // cdch_process_set_config, CONFIG_PL2303_FLOW_CTRL_WRITE)); - // } else { - // TU_LOG_P_CDC ( "2\r\n" ); - // TU_ASSERT(pl2303_vendor_read(p_cdc, 0, &buf, cdch_process_set_config, CONFIG_PL2303_FLOW_CTRL_WRITE)); - // } - // break; - // - // case CONFIG_PL2303_FLOW_CTRL_WRITE: - // // no flow control - // buf = xfer->buffer[0]; - // if (p_cdc->pl2303.serial_private.type == &pl2303_type_data[PL2303_TYPE_HXN]) { - // buf &= (uint8_t) ~PL2303_HXN_FLOWCTRL_MASK; - // buf |= PL2303_HXN_FLOWCTRL_NONE; - // TU_ASSERT(pl2303_vendor_write(p_cdc, PL2303_HXN_FLOWCTRL_REG, buf, - // cdch_process_set_config, CONFIG_PL2303_COMPLETE)); - // } else { - // buf &= (uint8_t) ~PL2303_FLOWCTRL_MASK; - // TU_ASSERT(pl2303_vendor_write(p_cdc, 0, buf, - // cdch_process_set_config, CONFIG_PL2303_COMPLETE)); - // } - // break; + // skipped, because it's not working with each PL230x. flow control can be also set by PL2303 EEPROM Writer Program + // case CONFIG_PL2303_FLOW_CTRL_READ: + // // read flow control register for modify & write back in next step + // if (p_cdc->pl2303.type == PL2303_TYPE_HXN) { + // TU_LOG_P_CDC ( "1\r\n" ); + // TU_ASSERT(pl2303_vendor_read(p_cdc, PL2303_HXN_FLOWCTRL_REG, &buf, + // cdch_process_set_config, CONFIG_PL2303_FLOW_CTRL_WRITE)); + // } else { + // TU_LOG_P_CDC ( "2\r\n" ); + // TU_ASSERT(pl2303_vendor_read(p_cdc, 0, &buf, cdch_process_set_config, CONFIG_PL2303_FLOW_CTRL_WRITE)); + // } + // break; + // + // case CONFIG_PL2303_FLOW_CTRL_WRITE: + // // no flow control + // buf = xfer->buffer[0]; + // if (p_cdc->pl2303.type == PL2303_TYPE_HXN) { + // buf &= (uint8_t) ~PL2303_HXN_FLOWCTRL_MASK; + // buf |= PL2303_HXN_FLOWCTRL_NONE; + // TU_ASSERT(pl2303_vendor_write(p_cdc, PL2303_HXN_FLOWCTRL_REG, buf, + // cdch_process_set_config, CONFIG_PL2303_COMPLETE)); + // } else { + // buf &= (uint8_t) ~PL2303_FLOWCTRL_MASK; + // TU_ASSERT(pl2303_vendor_write(p_cdc, 0, buf, + // cdch_process_set_config, CONFIG_PL2303_COMPLETE)); + // } + // break; case CONFIG_PL2303_COMPLETE: set_config_complete(idx, 0, true); @@ -2732,7 +2719,7 @@ static bool pl2303_process_set_config(tuh_xfer_t *xfer) { //------------- Helper -------------// -static int8_t pl2303_detect_type(cdch_interface_t *p_cdc, uint8_t step) { +static pl2303_type_t pl2303_detect_type(cdch_interface_t *p_cdc, uint8_t step) { tusb_desc_device_t desc_dev; TU_VERIFY(tuh_descriptor_get_device_local(p_cdc->daddr, &desc_dev), PL2303_TYPE_UNKNOWN); @@ -2932,13 +2919,14 @@ static uint32_t pl2303_encode_baud_rate_divisor_alt(uint8_t buf[PL2303_LINE_CODI static bool pl2303_encode_baud_rate(cdch_interface_t *p_cdc, uint8_t buf[PL2303_LINE_CODING_BAUDRATE_BUFSIZE]) { uint32_t baud = p_cdc->requested_line_coding.bit_rate; uint32_t baud_sup; + const pl2303_type_data_t* type_data = &pl2303_type_data[p_cdc->pl2303.type]; - TU_VERIFY(baud && baud <= p_cdc->pl2303.serial_private.type->max_baud_rate); + TU_VERIFY(baud && baud <= type_data->max_baud_rate); /* * Use direct method for supported baud rates, otherwise use divisors. * Newer chip types do not support divisor encoding. */ - if (p_cdc->pl2303.serial_private.type->no_divisors) { + if (type_data->no_divisors) { baud_sup = baud; } else { baud_sup = pl2303_get_supported_baud_rate(baud); @@ -2946,7 +2934,7 @@ static bool pl2303_encode_baud_rate(cdch_interface_t *p_cdc, uint8_t buf[PL2303_ if (baud == baud_sup) { baud = pl2303_encode_baud_rate_direct(buf, baud); - } else if (p_cdc->pl2303.serial_private.type->alt_divisors) { + } else if (type_data->alt_divisors) { baud = pl2303_encode_baud_rate_divisor_alt(buf, baud); } else { baud = pl2303_encode_baud_rate_divisor(buf, baud); diff --git a/src/class/cdc/serial/pl2303.h b/src/class/cdc/serial/pl2303.h index 40311260d..c01dac0e1 100644 --- a/src/class/cdc/serial/pl2303.h +++ b/src/class/cdc/serial/pl2303.h @@ -97,65 +97,53 @@ // type data typedef enum pl2303_type { - PL2303_TYPE_H, - PL2303_TYPE_HX, - PL2303_TYPE_TA, - PL2303_TYPE_TB, - PL2303_TYPE_HXD, - PL2303_TYPE_HXN, - // PL2303_TYPE_NEED_SUPPORTS_HX_STATUS, - // PL2303_TYPE_UNKNOWN, - PL2303_TYPE_COUNT + PL2303_TYPE_H = 0, // 0 + PL2303_TYPE_HX, // 1 + PL2303_TYPE_TA, // 2 + PL2303_TYPE_TB, // 3 + PL2303_TYPE_HXD, // 4 + PL2303_TYPE_HXN, // 5 + PL2303_TYPE_COUNT, + PL2303_TYPE_NEED_SUPPORTS_HX_STATUS, + PL2303_TYPE_UNKNOWN, } pl2303_type_t; typedef struct pl2303_type_data { - uint8_t const *name; uint32_t const max_baud_rate; - uint8_t const quirks; - uint16_t const no_autoxonxoff:1; - uint16_t const no_divisors:1; - uint16_t const alt_divisors:1; + uint8_t const quirks; + uint8_t const no_autoxonxoff : 1; + uint8_t const no_divisors : 1; + uint8_t const alt_divisors : 1; } pl2303_type_data_t; #define PL2303_TYPE_DATA \ [PL2303_TYPE_H] = { \ - .name = (uint8_t const*)"H", \ .max_baud_rate = 1228800, \ .quirks = PL2303_QUIRK_LEGACY, \ .no_autoxonxoff = true, \ }, \ [PL2303_TYPE_HX] = { \ - .name = (uint8_t const*)"HX", \ .max_baud_rate = 6000000, \ }, \ [PL2303_TYPE_TA] = { \ - .name = (uint8_t const*)"TA", \ .max_baud_rate = 6000000, \ .alt_divisors = true, \ }, \ [PL2303_TYPE_TB] = { \ - .name = (uint8_t const*)"TB", \ .max_baud_rate = 12000000, \ .alt_divisors = true, \ }, \ [PL2303_TYPE_HXD] = { \ - .name = (uint8_t const*)"HXD", \ .max_baud_rate = 12000000, \ }, \ [PL2303_TYPE_HXN] = { \ - .name = (uint8_t const*)"G (HXN)", \ .max_baud_rate = 12000000, \ .no_divisors = true, \ } -// private data types -struct pl2303_serial_private { - const struct pl2303_type_data* type; - uint8_t quirks; -}; - typedef struct TU_ATTR_PACKED { - struct pl2303_serial_private serial_private; + pl2303_type_t type; + uint8_t quirks; bool supports_hx_status; } pl2303_private_t; @@ -167,8 +155,4 @@ typedef struct TU_ATTR_PACKED { #define PL2303_OUT_EP 0x02 #define PL2303_IN_EP 0x83 -// return values of pl2303_detect_type() -#define PL2303_TYPE_NEED_SUPPORTS_HX_STATUS -1 -#define PL2303_TYPE_UNKNOWN -2 - #endif // TUSB_PL2303_H