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authorPaolo Bonzini <pbonzini@redhat.com>2023-02-15 12:33:28 -0500
committerPaolo Bonzini <pbonzini@redhat.com>2023-02-15 12:33:28 -0500
commit33436335e93a1788a58443fc99c5ab320ce4b9d9 (patch)
treed92f88768c8dbd00f8b65164f47a8a091768b95a /drivers/thunderbolt/tb.c
parent27b025ebb0f6092d5c0a88de2ab73545bc1c496e (diff)
parentc39cea6f38eefe356d64d0bc1e1f2267e282cdd3 (diff)
Merge tag 'kvm-riscv-6.3-1' of https://github.com/kvm-riscv/linux into HEAD
KVM/riscv changes for 6.3 - Fix wrong usage of PGDIR_SIZE to check page sizes - Fix privilege mode setting in kvm_riscv_vcpu_trap_redirect() - Redirect illegal instruction traps to guest - SBI PMU support for guest
Diffstat (limited to 'drivers/thunderbolt/tb.c')
-rw-r--r--drivers/thunderbolt/tb.c20
1 files changed, 15 insertions, 5 deletions
diff --git a/drivers/thunderbolt/tb.c b/drivers/thunderbolt/tb.c
index 462845804427..3f1ab30c4fb1 100644
--- a/drivers/thunderbolt/tb.c
+++ b/drivers/thunderbolt/tb.c
@@ -628,11 +628,15 @@ static void tb_scan_port(struct tb_port *port)
* Downstream switch is reachable through two ports.
* Only scan on the primary port (link_nr == 0).
*/
+
+ if (port->usb4)
+ pm_runtime_get_sync(&port->usb4->dev);
+
if (tb_wait_for_port(port, false) <= 0)
- return;
+ goto out_rpm_put;
if (port->remote) {
tb_port_dbg(port, "port already has a remote\n");
- return;
+ goto out_rpm_put;
}
tb_retimer_scan(port, true);
@@ -647,12 +651,12 @@ static void tb_scan_port(struct tb_port *port)
*/
if (PTR_ERR(sw) == -EIO || PTR_ERR(sw) == -EADDRNOTAVAIL)
tb_scan_xdomain(port);
- return;
+ goto out_rpm_put;
}
if (tb_switch_configure(sw)) {
tb_switch_put(sw);
- return;
+ goto out_rpm_put;
}
/*
@@ -681,7 +685,7 @@ static void tb_scan_port(struct tb_port *port)
if (tb_switch_add(sw)) {
tb_switch_put(sw);
- return;
+ goto out_rpm_put;
}
/* Link the switches using both links if available */
@@ -733,6 +737,12 @@ static void tb_scan_port(struct tb_port *port)
tb_add_dp_resources(sw);
tb_scan_switch(sw);
+
+out_rpm_put:
+ if (port->usb4) {
+ pm_runtime_mark_last_busy(&port->usb4->dev);
+ pm_runtime_put_autosuspend(&port->usb4->dev);
+ }
}
static void tb_deactivate_and_free_tunnel(struct tb_tunnel *tunnel)