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thunderbolt: Fix DisplayPort IN adapter capability length for USB4 v2 routers

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For USB4 v2 routers, the DisplayPort IN adapter capability length is
longer. Display the correct capability length in the debugfs register
dump.

Signed-off-by: Gil Fine <gil.fine@linux.intel.com>
Signed-off-by: Mika Westerberg <mika.westerberg@linux.intel.com>
This commit is contained in:
Gil Fine 2023-01-25 11:48:13 +02:00 committed by Mika Westerberg
parent ee22d52aee
commit 75abb4f5ff
1 changed files with 8 additions and 5 deletions
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13
drivers/thunderbolt/debugfs.c
View file

@ -18,7 +18,8 @@
#define PORT_CAP_POWER_LEN 2
#define PORT_CAP_LANE_LEN 3
#define PORT_CAP_USB3_LEN 5
#define PORT_CAP_DP_LEN 8
#define PORT_CAP_DP_V1_LEN 9
#define PORT_CAP_DP_V2_LEN 14
#define PORT_CAP_TMU_V1_LEN 8
#define PORT_CAP_TMU_V2_LEN 10
#define PORT_CAP_BASIC_LEN 9
@ -1175,11 +1176,13 @@ 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;
} else if (tb_port_is_dpin(port) || tb_port_is_dpout(port)) {
if (usb4_dp_port_bw_mode_supported(port))
length = PORT_CAP_DP_LEN + 1;
} else if (tb_port_is_dpin(port)) {
if (usb4_switch_version(port->sw) < 2)
length = PORT_CAP_DP_V1_LEN;
else
length = PORT_CAP_DP_LEN;
length = PORT_CAP_DP_V2_LEN;
} else if (tb_port_is_dpout(port)) {
length = PORT_CAP_DP_V1_LEN;
} else if (tb_port_is_usb3_down(port) ||
tb_port_is_usb3_up(port)) {
length = PORT_CAP_USB3_LEN;