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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2025-08-20 20:42:41 +0300
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2025-08-20 20:42:41 +0300
commit5c40cd7db64a2949f268d7467b9be551a565d14b (patch)
treefb8a67f6edcb0c9922c256a598d675c1c04051d6 /drivers/thunderbolt/tb.h
parent8bde384a2090759efc9b92f34300887d418a2a3a (diff)
parent25bf10be219d37d2fb221c93816a913f5f735530 (diff)
downloadlinux-rolling-stable.tar.xz
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/thunderbolt/tb.h')
-rw-r--r--drivers/thunderbolt/tb.h14
1 files changed, 14 insertions, 0 deletions
diff --git a/drivers/thunderbolt/tb.h b/drivers/thunderbolt/tb.h
index d14381eb5406..f503bad86413 100644
--- a/drivers/thunderbolt/tb.h
+++ b/drivers/thunderbolt/tb.h
@@ -804,6 +804,19 @@ static inline void tb_domain_put(struct tb *tb)
put_device(&tb->dev);
}
+/**
+ * tb_domain_event() - Notify userspace about an event in domain
+ * @tb: Domain where event occurred
+ * @envp: Array of uevent environment strings (can be %NULL)
+ *
+ * This function provides a way to notify userspace about any events
+ * that take place in the domain.
+ */
+static inline void tb_domain_event(struct tb *tb, char *envp[])
+{
+ kobject_uevent_env(&tb->dev.kobj, KOBJ_CHANGE, envp);
+}
+
struct tb_nvm *tb_nvm_alloc(struct device *dev);
int tb_nvm_read_version(struct tb_nvm *nvm);
int tb_nvm_validate(struct tb_nvm *nvm);
@@ -1468,6 +1481,7 @@ static inline struct usb4_port *tb_to_usb4_port_device(struct device *dev)
struct usb4_port *usb4_port_device_add(struct tb_port *port);
void usb4_port_device_remove(struct usb4_port *usb4);
int usb4_port_device_resume(struct usb4_port *usb4);
+int usb4_port_index(const struct tb_switch *sw, const struct tb_port *port);
static inline bool usb4_port_device_is_offline(const struct usb4_port *usb4)
{