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espressif_tinyusb
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Merge pull request #711 from hathach/usbd-handle-set-interface 

Usbd handle set interface
This commit is contained in:
Ha Thach 2021-03-10 12:10:52 +07:00 committed by GitHub
parent ccb599f84b eeea19c0ab
commit f9817da397
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GPG Key ID: 4AEE18F83AFDEB23
2 changed files with 58 additions and 43 deletions
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25
examples/device/webusb_serial/src/main.c
View File

@ -171,7 +171,9 @@ bool tud_vendor_control_xfer_cb(uint8_t rhport, uint8_t stage, tusb_control_requ
// nothing to with DATA & ACK stage // nothing to with DATA & ACK stage
if (stage != CONTROL_STAGE_SETUP) return true; if (stage != CONTROL_STAGE_SETUP) return true;
if (request->bmRequestType_bit.type == TUSB_REQ_TYPE_VENDOR) { switch (request->bmRequestType_bit.type)
{
case TUSB_REQ_TYPE_VENDOR:
switch (request->bRequest) switch (request->bRequest)
{ {
case VENDOR_REQUEST_WEBUSB: case VENDOR_REQUEST_WEBUSB:
@ -192,18 +194,19 @@ bool tud_vendor_control_xfer_cb(uint8_t rhport, uint8_t stage, tusb_control_requ
return false; return false;
} }
default: default: break;
return false;
} }
} else if ( break;
request->bmRequestType_bit.type == TUSB_REQ_TYPE_CLASS &&
request->bRequest == 0x22) { case TUSB_REQ_TYPE_CLASS:
// Webserial simulate the CDC_REQUEST_SET_CONTROL_LINE_STATE (0x22) to if (request->bRequest == 0x22)
// connect and disconnect. {
// Webserial simulate the CDC_REQUEST_SET_CONTROL_LINE_STATE (0x22) to connect and disconnect.
web_serial_connected = (request->wValue != 0); web_serial_connected = (request->wValue != 0);
// Always lit LED if connected // Always lit LED if connected
if ( web_serial_connected ) { if ( web_serial_connected )
{
board_led_write(true); board_led_write(true);
blink_interval_ms = BLINK_ALWAYS_ON; blink_interval_ms = BLINK_ALWAYS_ON;
@ -216,6 +219,10 @@ bool tud_vendor_control_xfer_cb(uint8_t rhport, uint8_t stage, tusb_control_requ
// response with status OK // response with status OK
return tud_control_status(rhport, request); return tud_control_status(rhport, request);
} }
break;
default: break;
}
// stall unknown request // stall unknown request
return false; return false;

16
src/device/usbd.c
View File

@ -699,13 +699,21 @@ static bool process_control_request(uint8_t rhport, tusb_control_request_t const
// notable requests are: GET HID REPORT DESCRIPTOR, SET_INTERFACE, GET_INTERFACE // notable requests are: GET HID REPORT DESCRIPTOR, SET_INTERFACE, GET_INTERFACE
if ( !invoke_class_control(rhport, driver, p_request) ) if ( !invoke_class_control(rhport, driver, p_request) )
{ {
// For GET_INTERFACE, it is mandatory to respond even if the class // For GET_INTERFACE and SET_INTERFACE, it is mandatory to respond even if the class
// driver doesn't use alternate settings. // driver doesn't use alternate settings or implement this
TU_VERIFY( TUSB_REQ_TYPE_STANDARD == p_request->bmRequestType_bit.type && TU_VERIFY(TUSB_REQ_TYPE_STANDARD == p_request->bmRequestType_bit.type);
TUSB_REQ_GET_INTERFACE == p_request->bRequest);
if (TUSB_REQ_GET_INTERFACE == p_request->bRequest)
{
uint8_t alternate = 0; uint8_t alternate = 0;
tud_control_xfer(rhport, p_request, &alternate, 1); tud_control_xfer(rhport, p_request, &alternate, 1);
}else if (TUSB_REQ_SET_INTERFACE == p_request->bRequest)
{
tud_control_status(rhport, p_request);
} else
{
return false;
}
} }
} }
break; break;