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thunderbolt: Do not touch lane 1 adapter path config space
It is not required to be implemented at all because USB4 does not use lane 1 for tunneling except when aggregated with lane 0. For this reason do not try to read the path config space of USB4 lane 1 adapters. Signed-off-by: Mika Westerberg <mika.westerberg@linux.intel.com>
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@ -723,7 +723,7 @@ static int tb_init_port(struct tb_port *port)
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* can be read from the path config space. Legacy
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* devices we use hard-coded value.
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*/
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if (tb_switch_is_usb4(port->sw)) {
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if (port->cap_usb4) {
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struct tb_regs_hop hop;
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if (!tb_port_read(port, &hop, TB_CFG_HOPS, 0, 2))
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