diff options
Diffstat (limited to 'drivers/usb/host')
| -rw-r--r-- | drivers/usb/host/xhci-ring.c | 14 | ||||
| -rw-r--r-- | drivers/usb/host/xhci.h | 2 |
2 files changed, 11 insertions, 5 deletions
diff --git a/drivers/usb/host/xhci-ring.c b/drivers/usb/host/xhci-ring.c index f6af479188e8..039ec9734fcd 100644 --- a/drivers/usb/host/xhci-ring.c +++ b/drivers/usb/host/xhci-ring.c @@ -2458,7 +2458,7 @@ static int process_bulk_intr_td(struct xhci_hcd *xhci, struct xhci_virt_ep *ep, switch (trb_comp_code) { case COMP_SUCCESS: - ep_ring->err_count = 0; + ep->err_count = 0; /* handle success with untransferred data as short packet */ if (ep_trb != td->last_trb || remaining) { xhci_warn(xhci, "WARN Successful completion on short TX\n"); @@ -2484,7 +2484,7 @@ static int process_bulk_intr_td(struct xhci_hcd *xhci, struct xhci_virt_ep *ep, break; case COMP_USB_TRANSACTION_ERROR: if (xhci->quirks & XHCI_NO_SOFT_RETRY || - (ep_ring->err_count++ > MAX_SOFT_RETRY) || + (ep->err_count++ > MAX_SOFT_RETRY) || le32_to_cpu(slot_ctx->tt_info) & TT_SLOT) break; @@ -2565,8 +2565,14 @@ static int handle_tx_event(struct xhci_hcd *xhci, case COMP_USB_TRANSACTION_ERROR: case COMP_INVALID_STREAM_TYPE_ERROR: case COMP_INVALID_STREAM_ID_ERROR: - xhci_handle_halted_endpoint(xhci, ep, 0, NULL, - EP_SOFT_RESET); + xhci_dbg(xhci, "Stream transaction error ep %u no id\n", + ep_index); + if (ep->err_count++ > MAX_SOFT_RETRY) + xhci_handle_halted_endpoint(xhci, ep, 0, NULL, + EP_HARD_RESET); + else + xhci_handle_halted_endpoint(xhci, ep, 0, NULL, + EP_SOFT_RESET); goto cleanup; case COMP_RING_UNDERRUN: case COMP_RING_OVERRUN: diff --git a/drivers/usb/host/xhci.h b/drivers/usb/host/xhci.h index cc084d9505cd..c9f06c5e4e9d 100644 --- a/drivers/usb/host/xhci.h +++ b/drivers/usb/host/xhci.h @@ -933,6 +933,7 @@ struct xhci_virt_ep { * have to restore the device state to the previous state */ struct xhci_ring *new_ring; + unsigned int err_count; unsigned int ep_state; #define SET_DEQ_PENDING (1 << 0) #define EP_HALTED (1 << 1) /* For stall handling */ @@ -1627,7 +1628,6 @@ struct xhci_ring { * if we own the TRB (if we are the consumer). See section 4.9.1. */ u32 cycle_state; - unsigned int err_count; unsigned int stream_id; unsigned int num_segs; unsigned int num_trbs_free; |