diff options
| author | Mathias Nyman | 2017-10-05 10:21:48 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman | 2017-10-05 11:01:58 +0200 |
| commit | e3a78ff022c64b518d3efd9ea0f26a784dc0b629 (patch) | |
| tree | fe341f35e289328b4448b8f77acd9e08b273fe9a | |
| parent | xhci: allow TRACE to work with EVENT ring dequeue (diff) | |
| download | kernel-qcow2-linux-e3a78ff022c64b518d3efd9ea0f26a784dc0b629.tar.gz kernel-qcow2-linux-e3a78ff022c64b518d3efd9ea0f26a784dc0b629.tar.xz kernel-qcow2-linux-e3a78ff022c64b518d3efd9ea0f26a784dc0b629.zip | |
xhci: trace slot context when calling xhci_configure_endpoint()
Add trace showing content of input slot context for
configure endpoint and evaluate context commands
Signed-off-by: Mathias Nyman <mathias.nyman@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
| -rw-r--r-- | drivers/usb/host/xhci-trace.h | 5 | ||||
| -rw-r--r-- | drivers/usb/host/xhci.c | 4 |
2 files changed, 9 insertions, 0 deletions
diff --git a/drivers/usb/host/xhci-trace.h b/drivers/usb/host/xhci-trace.h index f20753b99624..754dfb0e1a02 100644 --- a/drivers/usb/host/xhci-trace.h +++ b/drivers/usb/host/xhci-trace.h @@ -388,6 +388,11 @@ DEFINE_EVENT(xhci_log_slot_ctx, xhci_handle_cmd_set_deq, TP_ARGS(ctx) ); +DEFINE_EVENT(xhci_log_slot_ctx, xhci_configure_endpoint, + TP_PROTO(struct xhci_slot_ctx *ctx), + TP_ARGS(ctx) +); + DECLARE_EVENT_CLASS(xhci_log_ring, TP_PROTO(struct xhci_ring *ring), TP_ARGS(ring), diff --git a/drivers/usb/host/xhci.c b/drivers/usb/host/xhci.c index 870093a69dd2..9c1f1add5cc9 100644 --- a/drivers/usb/host/xhci.c +++ b/drivers/usb/host/xhci.c @@ -2564,6 +2564,7 @@ static int xhci_configure_endpoint(struct xhci_hcd *xhci, unsigned long flags; struct xhci_input_control_ctx *ctrl_ctx; struct xhci_virt_device *virt_dev; + struct xhci_slot_ctx *slot_ctx; if (!command) return -EINVAL; @@ -2602,6 +2603,9 @@ static int xhci_configure_endpoint(struct xhci_hcd *xhci, return -ENOMEM; } + slot_ctx = xhci_get_slot_ctx(xhci, command->in_ctx); + trace_xhci_configure_endpoint(slot_ctx); + if (!ctx_change) ret = xhci_queue_configure_endpoint(xhci, command, command->in_ctx->dma, |