Commit a3ad3a90 authored by Mika Westerberg's avatar Mika Westerberg
Browse files

thunderbolt: There are only 5 basic router registers in pre-USB4 routers 



Intel pre-USB4 routers only have ROUTER_CS_0 up to ROUTER_CS_4 and it
immediately follows the TMU router registers. Correct this accordingly.

Reported-by: default avatarRajaram Regupathy <rajaram.regupathy@intel.com>
Signed-off-by: default avatarMika Westerberg <mika.westerberg@linux.intel.com>
parent d4d336f8

drivers/thunderbolt/debugfs.c

+1 −1
Original line number Diff line number Diff line
@@ -1346,7 +1346,7 @@ static int switch_basic_regs_show(struct tb_switch *sw, struct seq_file *s) 
	if (tb_switch_is_usb4(sw))

		dwords = ARRAY_SIZE(data);

	else

		dwords = 7;

		dwords = 5;



	ret = tb_sw_read(sw, data, TB_CFG_SWITCH, 0, dwords);

	if (ret)