diff options
| -rw-r--r-- | src/usbh_lld_stm32f4.c | 15 |
1 files changed, 12 insertions, 3 deletions
diff --git a/src/usbh_lld_stm32f4.c b/src/usbh_lld_stm32f4.c index 08000a2..aff12c5 100644 --- a/src/usbh_lld_stm32f4.c +++ b/src/usbh_lld_stm32f4.c @@ -504,9 +504,17 @@ static enum USBH_POLL_STATUS poll_run(usbh_lld_stm32f4_driver_data_t *dev) if (hcint & OTG_HCINT_NAK) {
REBASE_CH(OTG_HCINT, channel) = OTG_HCINT_NAK;
- LOG_PRINTF("NAK");
+ LOG_PRINTF("NAK\n");
- REBASE_CH(OTG_HCCHAR, channel) |= OTG_HCCHAR_CHENA;
+ free_channel(dev, channel);
+
+ usbh_packet_callback_data_t cb_data;
+ cb_data.status = USBH_PACKET_CALLBACK_STATUS_EAGAIN;
+ cb_data.transferred_length = channels[channel].data_index;
+
+ channels[channel].packet.callback(
+ channels[channel].packet.callback_arg,
+ cb_data);
}
@@ -540,6 +548,8 @@ static enum USBH_POLL_STATUS poll_run(usbh_lld_stm32f4_driver_data_t *dev) REBASE_CH(OTG_HCINT, channel) = OTG_HCINT_FRMOR;
LOG_PRINTF("FRMOR");
+ free_channel(dev, channel);
+
usbh_packet_callback_data_t cb_data;
cb_data.status = USBH_PACKET_CALLBACK_STATUS_EFATAL;
cb_data.transferred_length = 0;
@@ -547,7 +557,6 @@ static enum USBH_POLL_STATUS poll_run(usbh_lld_stm32f4_driver_data_t *dev) channels[channel].packet.callback(
channels[channel].packet.callback_arg,
cb_data);
- free_channel(dev, channel);
}
if (hcint & OTG_HCINT_TXERR) {
|