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remove legacy blocking usbh_control_xfer()

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reworking cdc host driver
This commit is contained in:
hathach
2020-11-02 09:19:34 +07:00
parent 2efdc2fb64
commit 14461beffa
4 changed files with 49 additions and 72 deletions
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50
src/class/cdc/cdc_host.c
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@@ -51,9 +51,14 @@ typedef struct {
//--------------------------------------------------------------------+
static cdch_data_t cdch_data[CFG_TUSB_HOST_DEVICE_MAX];
static inline cdch_data_t* get_itf(uint8_t dev_addr)
{
return &cdch_data[dev_addr-1];
}
bool tuh_cdc_mounted(uint8_t dev_addr)
{
cdch_data_t* cdc = &cdch_data[dev_addr-1];
cdch_data_t* cdc = get_itf(dev_addr);
return cdc->ep_in && cdc->ep_out;
}
@@ -61,7 +66,7 @@ bool tuh_cdc_is_busy(uint8_t dev_addr, cdc_pipeid_t pipeid)
{
if ( !tuh_cdc_mounted(dev_addr) ) return false;
cdch_data_t const * p_cdc = &cdch_data[dev_addr-1];
cdch_data_t const * p_cdc = get_itf(dev_addr);
switch (pipeid)
{
@@ -111,6 +116,27 @@ bool tuh_cdc_receive(uint8_t dev_addr, void * p_buffer, uint32_t length, bool is
return hcd_pipe_xfer(dev_addr, ep_in, p_buffer, length, is_notify);
}
bool tuh_cdc_set_control_line_state(uint8_t dev_addr, bool dtr, bool rts, tuh_control_complete_cb_t complete_cb)
{
cdch_data_t const * p_cdc = get_itf(dev_addr);
tusb_control_request_t const request =
{
.bmRequestType_bit =
{
.recipient = TUSB_REQ_RCPT_INTERFACE,
.type = TUSB_REQ_TYPE_CLASS,
.direction = TUSB_DIR_OUT
},
.bRequest = CDC_REQUEST_SET_CONTROL_LINE_STATE,
.wValue = (rts ? 2 : 0) | (dtr ? 1 : 0),
.wIndex = p_cdc->itf_num,
.wLength = 0
};
TU_ASSERT( tuh_control_xfer(dev_addr, &request, NULL, complete_cb) );
return true;
}
//--------------------------------------------------------------------+
// USBH-CLASS DRIVER API
//--------------------------------------------------------------------+
@@ -132,7 +158,7 @@ bool cdch_open(uint8_t rhport, uint8_t dev_addr, tusb_desc_interface_t const *it
cdch_data_t * p_cdc;
p_desc = tu_desc_next(itf_desc);
p_cdc = &cdch_data[dev_addr-1];
p_cdc = get_itf(dev_addr);
p_cdc->itf_num = itf_desc->bInterfaceNumber;
p_cdc->itf_protocol = itf_desc->bInterfaceProtocol; // TODO 0xff is consider as rndis candidate, other is virtual Com
@@ -194,18 +220,12 @@ bool cdch_open(uint8_t rhport, uint8_t dev_addr, tusb_desc_interface_t const *it
}
}
// FIXME move to seperate API : connect
tusb_control_request_t request =
{
.bmRequestType_bit = { .recipient = TUSB_REQ_RCPT_INTERFACE, .type = TUSB_REQ_TYPE_CLASS, .direction = TUSB_DIR_OUT },
.bRequest = CDC_REQUEST_SET_CONTROL_LINE_STATE,
.wValue = 0x03, // dtr on, cst on
.wIndex = p_cdc->itf_num,
.wLength = 0
};
TU_ASSERT( usbh_control_xfer(dev_addr, &request, NULL) );
return true;
}
bool cdch_set_config(uint8_t dev_addr, uint8_t itf_num)
{
(void) dev_addr; (void) itf_num;
return true;
}
@@ -218,7 +238,7 @@ bool cdch_xfer_cb(uint8_t dev_addr, uint8_t ep_addr, xfer_result_t event, uint32
void cdch_close(uint8_t dev_addr)
{
cdch_data_t * p_cdc = &cdch_data[dev_addr-1];
cdch_data_t * p_cdc = get_itf(dev_addr);
tu_memclr(p_cdc, sizeof(cdch_data_t));
}