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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-08 04:15:07 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-08 04:15:07 +0000
commit7fd92ba31ac1c688b59aa93cc03b748f920df8fe (patch)
treebaa580b97c260c790730e2525483eb1953f3c39d /drivers/usb/chipidea/ci.h
parentAdding upstream version 4.19.269. (diff)
downloadlinux-7fd92ba31ac1c688b59aa93cc03b748f920df8fe.tar.xz
linux-7fd92ba31ac1c688b59aa93cc03b748f920df8fe.zip
Adding upstream version 4.19.282.upstream/4.19.282
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'drivers/usb/chipidea/ci.h')
-rw-r--r--drivers/usb/chipidea/ci.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/usb/chipidea/ci.h b/drivers/usb/chipidea/ci.h
index 6a2cc5cd0..d0e9f3265 100644
--- a/drivers/usb/chipidea/ci.h
+++ b/drivers/usb/chipidea/ci.h
@@ -202,6 +202,7 @@ struct hw_bank {
* @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;
@@ -254,6 +255,7 @@ struct ci_hdrc {
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)