blob: acb79d682b6e2fc0f00e87fc3f9b65cc86d78d1d [file] [log] [blame]
From 48d08f105349df89d0e30287bb4a7d330f705736 Mon Sep 17 00:00:00 2001
From: Mathias Nyman <mathias.nyman@linux.intel.com>
Date: Thu, 5 Oct 2017 11:21:48 +0300
Subject: [PATCH 0254/1795] 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>
(cherry picked from commit e3a78ff022c64b518d3efd9ea0f26a784dc0b629)
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
---
drivers/usb/host/xhci-trace.h | 5 +++++
drivers/usb/host/xhci.c | 4 ++++
2 files changed, 9 insertions(+)
diff --git a/drivers/usb/host/xhci-trace.h b/drivers/usb/host/xhci-trace.h
index 447edc6343d2..183ed1cf2138 100644
--- a/drivers/usb/host/xhci-trace.h
+++ b/drivers/usb/host/xhci-trace.h
@@ -415,6 +415,11 @@ 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 e13f9bb99baf..1af90f1c59e8 100644
--- a/drivers/usb/host/xhci.c
+++ b/drivers/usb/host/xhci.c
@@ -2608,6 +2608,7 @@ 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;
@@ -2646,6 +2647,9 @@ 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,
--
2.19.0