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usb: nordic: Clear STALL when Endpoint is enabled.

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Endpoint STALL should be cleared when Endpoint is enabled.
In particular when the HOST performs SetInterface requests
and Endpoints associated with that Interface are enabled
STALL should be cleared.

Signed-off-by: Emil Obalski <emil.obalski@nordicsemi.no>
This commit is contained in:
Emil Obalski 2020-11-05 14:41:24 +01:00 • committed by Maureen Helm
commit 1ebe1573da
1 changed files with 4 additions and 0 deletions
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4
drivers/usb/device/usb_dc_nrfx.c
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@ -1616,6 +1616,10 @@ int usb_dc_ep_enable(const uint8_t ep)
* toggle sequencing and should only send DATA0 PID.
*/
nrfx_usbd_ep_dtoggle_clear(ep_addr_to_nrfx(ep));
/** Endpoint is enabled on SetInterface request.
* This should also clear EP's halt status.
*/
nrfx_usbd_ep_stall_clear(ep_addr_to_nrfx(ep));
}
if (ep_ctx->cfg.en) {
return -EALREADY;