To help debugging xhci problems.
Signed-off-by: Hans de Goede <[email protected]>
---
drivers/usb/host/xhci.c | 4 ++++
drivers/usb/host/xhci.h | 2 ++
2 files changed, 6 insertions(+)
diff --git a/drivers/usb/host/xhci.c b/drivers/usb/host/xhci.c
index 7436d5f..7d02e1b 100644
--- a/drivers/usb/host/xhci.c
+++ b/drivers/usb/host/xhci.c
@@ -4867,6 +4867,10 @@ int xhci_gen_setup(struct usb_hcd *hcd,
xhci_get_quirks_t get_quirks)
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 9ffecd5..1411069 100644
--- a/drivers/usb/host/xhci.h
+++ b/drivers/usb/host/xhci.h
@@ -1603,6 +1603,8 @@ static inline struct usb_hcd *xhci_to_hcd(struct xhci_hcd
*xhci)
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.
--
2.0.1
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