diff options
| author |   Felipe Balbi <balbi@ti.com> | 2014-10-01 12:20:29 -0500 |
|---|---|---|
| committer | Felipe Balbi <balbi@ti.com> | 2014-11-03 10:00:55 -0600 |
| commit | ccb072de5702a50270172e8613db186d136fce16 (patch) | |
| tree | 3b59da0dee9b35fa89e7b85543cbbeb0d7f84129 /drivers/usb/dwc3/ep0.c | |
| parent | usb: gadget: composite: conditionally dequeue os_desc and setup requests (diff) | |
| download | linux-dev-ccb072de5702a50270172e8613db186d136fce16.tar.xz linux-dev-ccb072de5702a50270172e8613db186d136fce16.zip | |
usb: dwc3: ep0: trace ep0 TRBs too
Add TRB tracepoints for ep0 TRBs as that
might help finding bugs with ep0 handling.
Signed-off-by: Felipe Balbi <balbi@ti.com>
Diffstat (limited to 'drivers/usb/dwc3/ep0.c')
| -rw-r--r-- | drivers/usb/dwc3/ep0.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/usb/dwc3/ep0.c b/drivers/usb/dwc3/ep0.c index df964d8f3bf0..4c86772126ed 100644 --- a/drivers/usb/dwc3/ep0.c +++ b/drivers/usb/dwc3/ep0.c @@ -86,6 +86,8 @@ static int dwc3_ep0_start_trans(struct dwc3 *dwc, u8 epnum, dma_addr_t buf_dma, params.param0 = upper_32_bits(dwc->ep0_trb_addr); params.param1 = lower_32_bits(dwc->ep0_trb_addr); + trace_dwc3_prepare_trb(dep, trb); + ret = dwc3_send_gadget_ep_cmd(dwc, dep->number, DWC3_DEPCMD_STARTTRANSFER, ¶ms); if (ret < 0) { @@ -791,6 +793,8 @@ static void dwc3_ep0_complete_data(struct dwc3 *dwc, trb = dwc->ep0_trb; + trace_dwc3_complete_trb(ep0, trb); + status = DWC3_TRB_SIZE_TRBSTS(trb->size); if (status == DWC3_TRBSTS_SETUP_PENDING) { dwc3_trace(trace_dwc3_ep0, "Setup Pending received"); @@ -855,6 +859,8 @@ static void dwc3_ep0_complete_status(struct dwc3 *dwc, dep = dwc->eps[0]; trb = dwc->ep0_trb; + trace_dwc3_complete_trb(dep, trb); + if (!list_empty(&dep->request_list)) { r = next_request(&dep->request_list); |