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Commit e3a78ff0 authored by Mathias Nyman's avatar Mathias Nyman Committed by Greg Kroah-Hartman
Browse files

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: default avatarMathias Nyman <mathias.nyman@linux.intel.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 49d5b05e

drivers/usb/host/xhci-trace.h

+5 −0
Original line number Diff line number Diff line
@@ -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),

drivers/usb/host/xhci.c

+4 −0
Original line number Diff line number Diff line
@@ -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,