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path: root/drivers/thunderbolt/debugfs.c
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Diffstat (limited to 'drivers/thunderbolt/debugfs.c')
-rw-r--r--drivers/thunderbolt/debugfs.c8
1 files changed, 6 insertions, 2 deletions
diff --git a/drivers/thunderbolt/debugfs.c b/drivers/thunderbolt/debugfs.c
index 78bcf77831fe..c9ddd49138d8 100644
--- a/drivers/thunderbolt/debugfs.c
+++ b/drivers/thunderbolt/debugfs.c
@@ -14,7 +14,8 @@
#include "tb.h"
#include "sb_regs.h"
-#define PORT_CAP_PCIE_LEN 1
+#define PORT_CAP_V1_PCIE_LEN 1
+#define PORT_CAP_V2_PCIE_LEN 2
#define PORT_CAP_POWER_LEN 2
#define PORT_CAP_LANE_LEN 3
#define PORT_CAP_USB3_LEN 5
@@ -1175,7 +1176,10 @@ static void port_cap_show(struct tb_port *port, struct seq_file *s,
case TB_PORT_CAP_ADAP:
if (tb_port_is_pcie_down(port) || tb_port_is_pcie_up(port)) {
- length = PORT_CAP_PCIE_LEN;
+ if (usb4_switch_version(port->sw) < 2)
+ length = PORT_CAP_V1_PCIE_LEN;
+ else
+ length = PORT_CAP_V2_PCIE_LEN;
} else if (tb_port_is_dpin(port)) {
if (usb4_switch_version(port->sw) < 2)
length = PORT_CAP_DP_V1_LEN;