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authorXenia Ragiadakou <burzalodowa@gmail.com>2013-07-31 08:35:27 +0400
committerSarah Sharp <sarah.a.sharp@linux.intel.com>2013-08-14 03:05:39 +0400
commit3a7fa5bef06e1757d1aded8d78afd041b4552e11 (patch)
tree924b372520502e54e296be99f8f1069c88ed0717 /drivers/usb/host/xhci-ring.c
parent84a99f6fc5d4a2b7583aa287979268a8bb926367 (diff)
downloadlinux-3a7fa5bef06e1757d1aded8d78afd041b4552e11.tar.xz
xhci: add trace for debug messages related to changing contexts
This patch defines a new trace event, which is called xhci_dbg_context_change and belongs in the event class xhci_log_msg, and adds tracepoints for tracing the debug messages related to context updates performed with Configure Endpoint and Evaluate Context commands. Signed-off-by: Xenia Ragiadakou <burzalodowa@gmail.com> Signed-off-by: Sarah Sharp <sarah.a.sharp@linux.intel.com>
Diffstat (limited to 'drivers/usb/host/xhci-ring.c')
-rw-r--r--drivers/usb/host/xhci-ring.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/usb/host/xhci-ring.c b/drivers/usb/host/xhci-ring.c
index 5b08cd85f8e7..ba5fd5a8c9bc 100644
--- a/drivers/usb/host/xhci-ring.c
+++ b/drivers/usb/host/xhci-ring.c
@@ -67,6 +67,7 @@
#include <linux/scatterlist.h>
#include <linux/slab.h>
#include "xhci.h"
+#include "xhci-trace.h"
static int handle_cmd_in_cmd_wait_list(struct xhci_hcd *xhci,
struct xhci_virt_device *virt_dev,
@@ -1454,7 +1455,8 @@ static void handle_cmd_completion(struct xhci_hcd *xhci,
break;
}
bandwidth_change:
- xhci_dbg(xhci, "Completed config ep cmd\n");
+ xhci_dbg_trace(xhci, trace_xhci_dbg_context_change,
+ "Completed config ep cmd");
xhci->devs[slot_id]->cmd_status =
GET_COMP_CODE(le32_to_cpu(event->status));
complete(&xhci->devs[slot_id]->cmd_completion);