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fix cdc host enumeration issue when device does not support line request

This commit is contained in:
hathach 2023-03-24 17:26:30 +07:00
parent f640163ee9
commit b054229780
1 changed files with 23 additions and 16 deletions
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39
src/class/cdc/cdc_host.c
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@ -323,7 +323,8 @@ bool tuh_cdc_set_control_line_state(uint8_t idx, uint16_t line_state, tuh_xfer_c
.user_data = user_data
};
return tuh_control_xfer(&xfer);
TU_ASSERT(tuh_control_xfer(&xfer));
return true;
}
bool tuh_cdc_set_line_coding(uint8_t idx, cdc_line_coding_t const* line_coding, tuh_xfer_cb_t complete_cb, uintptr_t user_data)
@ -363,7 +364,8 @@ bool tuh_cdc_set_line_coding(uint8_t idx, cdc_line_coding_t const* line_coding,
.user_data = user_data
};
return tuh_control_xfer(&xfer);
TU_ASSERT(tuh_control_xfer(&xfer));
return true;
}
//--------------------------------------------------------------------+
@ -543,26 +545,31 @@ static void process_cdc_config(tuh_xfer_t* xfer)
uintptr_t const state = xfer->user_data;
uint8_t const itf_num = (uint8_t) tu_le16toh(xfer->setup->wIndex);
uint8_t const idx = tuh_cdc_itf_get_index(xfer->daddr, itf_num);
TU_ASSERT(idx != TUSB_INDEX_INVALID_8, );
cdch_interface_t * p_cdc = get_itf(idx);
TU_ASSERT(p_cdc, );
switch(state)
{
case CONFIG_SET_CONTROL_LINE_STATE:
#if CFG_TUH_CDC_LINE_CONTROL_ON_ENUM
TU_ASSERT( tuh_cdc_set_control_line_state(idx, CFG_TUH_CDC_LINE_CONTROL_ON_ENUM, process_cdc_config, CONFIG_SET_LINE_CODING), );
break;
#endif
TU_ATTR_FALLTHROUGH;
#if CFG_TUH_CDC_LINE_CONTROL_ON_ENUM
if (p_cdc->acm_capability.support_line_request)
{
TU_ASSERT( tuh_cdc_set_control_line_state(idx, CFG_TUH_CDC_LINE_CONTROL_ON_ENUM, process_cdc_config, CONFIG_SET_LINE_CODING), );
break;
}
#endif
TU_ATTR_FALLTHROUGH;
case CONFIG_SET_LINE_CODING:
#ifdef CFG_TUH_CDC_LINE_CODING_ON_ENUM
{
cdc_line_coding_t line_coding = CFG_TUH_CDC_LINE_CODING_ON_ENUM;
TU_ASSERT( tuh_cdc_set_line_coding(idx, &line_coding, process_cdc_config, CONFIG_COMPLETE), );
break;
}
#endif
TU_ATTR_FALLTHROUGH;
#ifdef CFG_TUH_CDC_LINE_CODING_ON_ENUM
if (p_cdc->acm_capability.support_line_request)
{
cdc_line_coding_t line_coding = CFG_TUH_CDC_LINE_CODING_ON_ENUM;
TU_ASSERT( tuh_cdc_set_line_coding(idx, &line_coding, process_cdc_config, CONFIG_COMPLETE), );
break;
}
#endif
TU_ATTR_FALLTHROUGH;
case CONFIG_COMPLETE:
if (tuh_cdc_mount_cb) tuh_cdc_mount_cb(idx);