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path: root/drivers/thunderbolt/icm.c
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Diffstat (limited to 'drivers/thunderbolt/icm.c')
-rw-r--r--drivers/thunderbolt/icm.c49
1 files changed, 20 insertions, 29 deletions
diff --git a/drivers/thunderbolt/icm.c b/drivers/thunderbolt/icm.c
index e1e264a9a4c7..28fc4ce75edb 100644
--- a/drivers/thunderbolt/icm.c
+++ b/drivers/thunderbolt/icm.c
@@ -738,14 +738,6 @@ icm_fr_xdomain_connected(struct tb *tb, const struct icm_pkg_header *hdr)
u8 link, depth;
u64 route;
- /*
- * After NVM upgrade adding root switch device fails because we
- * initiated reset. During that time ICM might still send
- * XDomain connected message which we ignore here.
- */
- if (!tb->root_switch)
- return;
-
link = pkg->link_info & ICM_LINK_INFO_LINK_MASK;
depth = (pkg->link_info & ICM_LINK_INFO_DEPTH_MASK) >>
ICM_LINK_INFO_DEPTH_SHIFT;
@@ -1037,14 +1029,6 @@ icm_tr_device_connected(struct tb *tb, const struct icm_pkg_header *hdr)
if (pkg->hdr.packet_id)
return;
- /*
- * After NVM upgrade adding root switch device fails because we
- * initiated reset. During that time ICM might still send device
- * connected message which we ignore here.
- */
- if (!tb->root_switch)
- return;
-
route = get_route(pkg->route_hi, pkg->route_lo);
authorized = pkg->link_info & ICM_LINK_INFO_APPROVED;
security_level = (pkg->hdr.flags & ICM_FLAGS_SLEVEL_MASK) >>
@@ -1408,19 +1392,26 @@ static void icm_handle_notification(struct work_struct *work)
mutex_lock(&tb->lock);
- switch (n->pkg->code) {
- case ICM_EVENT_DEVICE_CONNECTED:
- icm->device_connected(tb, n->pkg);
- break;
- case ICM_EVENT_DEVICE_DISCONNECTED:
- icm->device_disconnected(tb, n->pkg);
- break;
- case ICM_EVENT_XDOMAIN_CONNECTED:
- icm->xdomain_connected(tb, n->pkg);
- break;
- case ICM_EVENT_XDOMAIN_DISCONNECTED:
- icm->xdomain_disconnected(tb, n->pkg);
- break;
+ /*
+ * When the domain is stopped we flush its workqueue but before
+ * that the root switch is removed. In that case we should treat
+ * the queued events as being canceled.
+ */
+ if (tb->root_switch) {
+ switch (n->pkg->code) {
+ case ICM_EVENT_DEVICE_CONNECTED:
+ icm->device_connected(tb, n->pkg);
+ break;
+ case ICM_EVENT_DEVICE_DISCONNECTED:
+ icm->device_disconnected(tb, n->pkg);
+ break;
+ case ICM_EVENT_XDOMAIN_CONNECTED:
+ icm->xdomain_connected(tb, n->pkg);
+ break;
+ case ICM_EVENT_XDOMAIN_DISCONNECTED:
+ icm->xdomain_disconnected(tb, n->pkg);
+ break;
+ }
}
mutex_unlock(&tb->lock);