From 1543e317f1da31b75942316931e8f491a8920811 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Thu, 04 Jan 2024 10:08:02 +0000
Subject: [PATCH] disable FB
---
kernel/drivers/usb/chipidea/ci.h | 2 ++
1 files changed, 2 insertions(+), 0 deletions(-)
diff --git a/kernel/drivers/usb/chipidea/ci.h b/kernel/drivers/usb/chipidea/ci.h
index 0697eb9..7b00b93 100644
--- a/kernel/drivers/usb/chipidea/ci.h
+++ b/kernel/drivers/usb/chipidea/ci.h
@@ -204,6 +204,7 @@
* @in_lpm: if the core in low power mode
* @wakeup_int: if wakeup interrupt occur
* @rev: The revision number for controller
+ * @mutex: protect code from concorrent running when doing role switch
*/
struct ci_hdrc {
struct device *dev;
@@ -257,6 +258,7 @@
bool in_lpm;
bool wakeup_int;
enum ci_revision rev;
+ struct mutex mutex;
};
static inline struct ci_role_driver *ci_role(struct ci_hdrc *ci)
--
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