xhci: Print hcc params, version and quirks on init
To help debugging xhci problems.
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
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.c b/drivers/usb/host/xhci.c
index 1b0c91f..15d8c22 100644
--- a/drivers/usb/host/xhci.c
+++ b/drivers/usb/host/xhci.c
@@ -4904,6 +4904,10 @@
if (retval)
goto error;
xhci_dbg(xhci, "Called HCD init\n");
+
+ xhci_info(xhci, "hcc params 0x%08x hci version 0x%x quirks 0x%08x\n",
+ xhci->hcc_params, xhci->hci_version, xhci->quirks);
+
return 0;
error:
kfree(xhci);
diff --git a/drivers/usb/host/xhci.h b/drivers/usb/host/xhci.h
index e23f31d..9745147 100644
--- a/drivers/usb/host/xhci.h
+++ b/drivers/usb/host/xhci.h
@@ -1605,6 +1605,8 @@
dev_warn(xhci_to_hcd(xhci)->self.controller , fmt , ## args)
#define xhci_warn_ratelimited(xhci, fmt, args...) \
dev_warn_ratelimited(xhci_to_hcd(xhci)->self.controller , fmt , ## args)
+#define xhci_info(xhci, fmt, args...) \
+ dev_info(xhci_to_hcd(xhci)->self.controller , fmt , ## args)
/*
* Registers should always be accessed with double word or quad word accesses.