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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>
This commit is contained in:
Mathias Nyman 2017-10-05 11:21:48 +03:00 committed by Greg Kroah-Hartman
parent 49d5b05e19
commit e3a78ff022
2 changed files with 9 additions and 0 deletions
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5
drivers/usb/host/xhci-trace.h
View File

@ -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),

4
drivers/usb/host/xhci.c
View File

@ -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,