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>

diff --git a/drivers/usb/host/xhci-trace.h b/drivers/usb/host/xhci-trace.h
index f20753b..754dfb0 100644 (file)
--- 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 870093a..9c1f1ad 100644 (file)
--- 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,