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2c6ea4e2ce
This adds a bit more build coverage for the tests even though these are not expected to be enabled by normal users and distros. In order to make this working we need to open-code kunit_test_suite() and call the relevant functions directly in the driver init/exit hook. Signed-off-by: Mika Westerberg <mika.westerberg@linux.intel.com>
1637 lines
48 KiB
C
1637 lines
48 KiB
C
// SPDX-License-Identifier: GPL-2.0
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/*
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* KUnit tests
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*
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* Copyright (C) 2020, Intel Corporation
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* Author: Mika Westerberg <mika.westerberg@linux.intel.com>
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*/
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#include <kunit/test.h>
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#include <linux/idr.h>
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#include "tb.h"
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#include "tunnel.h"
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static int __ida_init(struct kunit_resource *res, void *context)
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{
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struct ida *ida = context;
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ida_init(ida);
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res->data = ida;
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return 0;
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}
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static void __ida_destroy(struct kunit_resource *res)
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{
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struct ida *ida = res->data;
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ida_destroy(ida);
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}
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static void kunit_ida_init(struct kunit *test, struct ida *ida)
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{
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kunit_alloc_resource(test, __ida_init, __ida_destroy, GFP_KERNEL, ida);
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}
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static struct tb_switch *alloc_switch(struct kunit *test, u64 route,
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u8 upstream_port, u8 max_port_number)
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{
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struct tb_switch *sw;
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size_t size;
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int i;
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sw = kunit_kzalloc(test, sizeof(*sw), GFP_KERNEL);
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if (!sw)
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return NULL;
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sw->config.upstream_port_number = upstream_port;
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sw->config.depth = tb_route_length(route);
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sw->config.route_hi = upper_32_bits(route);
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sw->config.route_lo = lower_32_bits(route);
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sw->config.enabled = 0;
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sw->config.max_port_number = max_port_number;
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size = (sw->config.max_port_number + 1) * sizeof(*sw->ports);
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sw->ports = kunit_kzalloc(test, size, GFP_KERNEL);
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if (!sw->ports)
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return NULL;
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for (i = 0; i <= sw->config.max_port_number; i++) {
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sw->ports[i].sw = sw;
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sw->ports[i].port = i;
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sw->ports[i].config.port_number = i;
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if (i) {
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kunit_ida_init(test, &sw->ports[i].in_hopids);
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kunit_ida_init(test, &sw->ports[i].out_hopids);
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}
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}
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return sw;
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}
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static struct tb_switch *alloc_host(struct kunit *test)
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{
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struct tb_switch *sw;
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sw = alloc_switch(test, 0, 7, 13);
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if (!sw)
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return NULL;
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sw->config.vendor_id = 0x8086;
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sw->config.device_id = 0x9a1b;
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sw->ports[0].config.type = TB_TYPE_PORT;
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sw->ports[0].config.max_in_hop_id = 7;
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sw->ports[0].config.max_out_hop_id = 7;
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sw->ports[1].config.type = TB_TYPE_PORT;
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sw->ports[1].config.max_in_hop_id = 19;
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sw->ports[1].config.max_out_hop_id = 19;
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sw->ports[1].dual_link_port = &sw->ports[2];
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sw->ports[2].config.type = TB_TYPE_PORT;
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sw->ports[2].config.max_in_hop_id = 19;
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sw->ports[2].config.max_out_hop_id = 19;
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sw->ports[2].dual_link_port = &sw->ports[1];
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sw->ports[2].link_nr = 1;
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sw->ports[3].config.type = TB_TYPE_PORT;
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sw->ports[3].config.max_in_hop_id = 19;
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sw->ports[3].config.max_out_hop_id = 19;
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sw->ports[3].dual_link_port = &sw->ports[4];
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sw->ports[4].config.type = TB_TYPE_PORT;
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sw->ports[4].config.max_in_hop_id = 19;
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sw->ports[4].config.max_out_hop_id = 19;
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sw->ports[4].dual_link_port = &sw->ports[3];
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sw->ports[4].link_nr = 1;
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sw->ports[5].config.type = TB_TYPE_DP_HDMI_IN;
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sw->ports[5].config.max_in_hop_id = 9;
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sw->ports[5].config.max_out_hop_id = 9;
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sw->ports[5].cap_adap = -1;
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sw->ports[6].config.type = TB_TYPE_DP_HDMI_IN;
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sw->ports[6].config.max_in_hop_id = 9;
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sw->ports[6].config.max_out_hop_id = 9;
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sw->ports[6].cap_adap = -1;
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sw->ports[7].config.type = TB_TYPE_NHI;
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sw->ports[7].config.max_in_hop_id = 11;
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sw->ports[7].config.max_out_hop_id = 11;
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sw->ports[8].config.type = TB_TYPE_PCIE_DOWN;
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sw->ports[8].config.max_in_hop_id = 8;
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sw->ports[8].config.max_out_hop_id = 8;
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sw->ports[9].config.type = TB_TYPE_PCIE_DOWN;
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sw->ports[9].config.max_in_hop_id = 8;
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sw->ports[9].config.max_out_hop_id = 8;
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sw->ports[10].disabled = true;
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sw->ports[11].disabled = true;
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sw->ports[12].config.type = TB_TYPE_USB3_DOWN;
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sw->ports[12].config.max_in_hop_id = 8;
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sw->ports[12].config.max_out_hop_id = 8;
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sw->ports[13].config.type = TB_TYPE_USB3_DOWN;
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sw->ports[13].config.max_in_hop_id = 8;
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sw->ports[13].config.max_out_hop_id = 8;
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return sw;
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}
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static struct tb_switch *alloc_dev_default(struct kunit *test,
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struct tb_switch *parent,
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u64 route, bool bonded)
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{
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struct tb_port *port, *upstream_port;
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struct tb_switch *sw;
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sw = alloc_switch(test, route, 1, 19);
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if (!sw)
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return NULL;
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sw->config.vendor_id = 0x8086;
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sw->config.device_id = 0x15ef;
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sw->ports[0].config.type = TB_TYPE_PORT;
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sw->ports[0].config.max_in_hop_id = 8;
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sw->ports[0].config.max_out_hop_id = 8;
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sw->ports[1].config.type = TB_TYPE_PORT;
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sw->ports[1].config.max_in_hop_id = 19;
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sw->ports[1].config.max_out_hop_id = 19;
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sw->ports[1].dual_link_port = &sw->ports[2];
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sw->ports[2].config.type = TB_TYPE_PORT;
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sw->ports[2].config.max_in_hop_id = 19;
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sw->ports[2].config.max_out_hop_id = 19;
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sw->ports[2].dual_link_port = &sw->ports[1];
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sw->ports[2].link_nr = 1;
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sw->ports[3].config.type = TB_TYPE_PORT;
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sw->ports[3].config.max_in_hop_id = 19;
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sw->ports[3].config.max_out_hop_id = 19;
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sw->ports[3].dual_link_port = &sw->ports[4];
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sw->ports[4].config.type = TB_TYPE_PORT;
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sw->ports[4].config.max_in_hop_id = 19;
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sw->ports[4].config.max_out_hop_id = 19;
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sw->ports[4].dual_link_port = &sw->ports[3];
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sw->ports[4].link_nr = 1;
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sw->ports[5].config.type = TB_TYPE_PORT;
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sw->ports[5].config.max_in_hop_id = 19;
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sw->ports[5].config.max_out_hop_id = 19;
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sw->ports[5].dual_link_port = &sw->ports[6];
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sw->ports[6].config.type = TB_TYPE_PORT;
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sw->ports[6].config.max_in_hop_id = 19;
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sw->ports[6].config.max_out_hop_id = 19;
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sw->ports[6].dual_link_port = &sw->ports[5];
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sw->ports[6].link_nr = 1;
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sw->ports[7].config.type = TB_TYPE_PORT;
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sw->ports[7].config.max_in_hop_id = 19;
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sw->ports[7].config.max_out_hop_id = 19;
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sw->ports[7].dual_link_port = &sw->ports[8];
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sw->ports[8].config.type = TB_TYPE_PORT;
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sw->ports[8].config.max_in_hop_id = 19;
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sw->ports[8].config.max_out_hop_id = 19;
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sw->ports[8].dual_link_port = &sw->ports[7];
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sw->ports[8].link_nr = 1;
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sw->ports[9].config.type = TB_TYPE_PCIE_UP;
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sw->ports[9].config.max_in_hop_id = 8;
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sw->ports[9].config.max_out_hop_id = 8;
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sw->ports[10].config.type = TB_TYPE_PCIE_DOWN;
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sw->ports[10].config.max_in_hop_id = 8;
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sw->ports[10].config.max_out_hop_id = 8;
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sw->ports[11].config.type = TB_TYPE_PCIE_DOWN;
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sw->ports[11].config.max_in_hop_id = 8;
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sw->ports[11].config.max_out_hop_id = 8;
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sw->ports[12].config.type = TB_TYPE_PCIE_DOWN;
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sw->ports[12].config.max_in_hop_id = 8;
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sw->ports[12].config.max_out_hop_id = 8;
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sw->ports[13].config.type = TB_TYPE_DP_HDMI_OUT;
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sw->ports[13].config.max_in_hop_id = 9;
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sw->ports[13].config.max_out_hop_id = 9;
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sw->ports[13].cap_adap = -1;
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sw->ports[14].config.type = TB_TYPE_DP_HDMI_OUT;
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sw->ports[14].config.max_in_hop_id = 9;
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sw->ports[14].config.max_out_hop_id = 9;
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sw->ports[14].cap_adap = -1;
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sw->ports[15].disabled = true;
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sw->ports[16].config.type = TB_TYPE_USB3_UP;
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sw->ports[16].config.max_in_hop_id = 8;
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sw->ports[16].config.max_out_hop_id = 8;
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sw->ports[17].config.type = TB_TYPE_USB3_DOWN;
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sw->ports[17].config.max_in_hop_id = 8;
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sw->ports[17].config.max_out_hop_id = 8;
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sw->ports[18].config.type = TB_TYPE_USB3_DOWN;
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sw->ports[18].config.max_in_hop_id = 8;
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sw->ports[18].config.max_out_hop_id = 8;
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sw->ports[19].config.type = TB_TYPE_USB3_DOWN;
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sw->ports[19].config.max_in_hop_id = 8;
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sw->ports[19].config.max_out_hop_id = 8;
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if (!parent)
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return sw;
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/* Link them */
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upstream_port = tb_upstream_port(sw);
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port = tb_port_at(route, parent);
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port->remote = upstream_port;
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upstream_port->remote = port;
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if (port->dual_link_port && upstream_port->dual_link_port) {
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port->dual_link_port->remote = upstream_port->dual_link_port;
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upstream_port->dual_link_port->remote = port->dual_link_port;
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}
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if (bonded) {
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/* Bonding is used */
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port->bonded = true;
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port->dual_link_port->bonded = true;
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upstream_port->bonded = true;
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upstream_port->dual_link_port->bonded = true;
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}
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return sw;
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}
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static struct tb_switch *alloc_dev_with_dpin(struct kunit *test,
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struct tb_switch *parent,
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u64 route, bool bonded)
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{
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struct tb_switch *sw;
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sw = alloc_dev_default(test, parent, route, bonded);
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if (!sw)
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return NULL;
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sw->ports[13].config.type = TB_TYPE_DP_HDMI_IN;
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sw->ports[13].config.max_in_hop_id = 9;
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sw->ports[13].config.max_out_hop_id = 9;
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sw->ports[14].config.type = TB_TYPE_DP_HDMI_IN;
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sw->ports[14].config.max_in_hop_id = 9;
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sw->ports[14].config.max_out_hop_id = 9;
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return sw;
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}
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static void tb_test_path_basic(struct kunit *test)
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{
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struct tb_port *src_port, *dst_port, *p;
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struct tb_switch *host;
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host = alloc_host(test);
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src_port = &host->ports[5];
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dst_port = src_port;
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p = tb_next_port_on_path(src_port, dst_port, NULL);
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KUNIT_EXPECT_PTR_EQ(test, p, dst_port);
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p = tb_next_port_on_path(src_port, dst_port, p);
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KUNIT_EXPECT_TRUE(test, !p);
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}
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static void tb_test_path_not_connected_walk(struct kunit *test)
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{
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struct tb_port *src_port, *dst_port, *p;
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struct tb_switch *host, *dev;
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host = alloc_host(test);
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/* No connection between host and dev */
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dev = alloc_dev_default(test, NULL, 3, true);
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src_port = &host->ports[12];
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dst_port = &dev->ports[16];
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p = tb_next_port_on_path(src_port, dst_port, NULL);
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KUNIT_EXPECT_PTR_EQ(test, p, src_port);
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p = tb_next_port_on_path(src_port, dst_port, p);
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KUNIT_EXPECT_PTR_EQ(test, p, &host->ports[3]);
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p = tb_next_port_on_path(src_port, dst_port, p);
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KUNIT_EXPECT_TRUE(test, !p);
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/* Other direction */
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p = tb_next_port_on_path(dst_port, src_port, NULL);
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KUNIT_EXPECT_PTR_EQ(test, p, dst_port);
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p = tb_next_port_on_path(dst_port, src_port, p);
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KUNIT_EXPECT_PTR_EQ(test, p, &dev->ports[1]);
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p = tb_next_port_on_path(dst_port, src_port, p);
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KUNIT_EXPECT_TRUE(test, !p);
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}
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struct port_expectation {
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u64 route;
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u8 port;
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enum tb_port_type type;
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};
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static void tb_test_path_single_hop_walk(struct kunit *test)
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{
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/*
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* Walks from Host PCIe downstream port to Device #1 PCIe
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* upstream port.
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*
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* [Host]
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* 1 |
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* 1 |
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* [Device]
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*/
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static const struct port_expectation test_data[] = {
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{ .route = 0x0, .port = 8, .type = TB_TYPE_PCIE_DOWN },
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{ .route = 0x0, .port = 1, .type = TB_TYPE_PORT },
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{ .route = 0x1, .port = 1, .type = TB_TYPE_PORT },
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{ .route = 0x1, .port = 9, .type = TB_TYPE_PCIE_UP },
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};
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struct tb_port *src_port, *dst_port, *p;
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struct tb_switch *host, *dev;
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int i;
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host = alloc_host(test);
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dev = alloc_dev_default(test, host, 1, true);
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src_port = &host->ports[8];
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dst_port = &dev->ports[9];
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/* Walk both directions */
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i = 0;
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tb_for_each_port_on_path(src_port, dst_port, p) {
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KUNIT_EXPECT_TRUE(test, i < ARRAY_SIZE(test_data));
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KUNIT_EXPECT_EQ(test, tb_route(p->sw), test_data[i].route);
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KUNIT_EXPECT_EQ(test, p->port, test_data[i].port);
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KUNIT_EXPECT_EQ(test, (enum tb_port_type)p->config.type,
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test_data[i].type);
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i++;
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}
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KUNIT_EXPECT_EQ(test, i, (int)ARRAY_SIZE(test_data));
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i = ARRAY_SIZE(test_data) - 1;
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tb_for_each_port_on_path(dst_port, src_port, p) {
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KUNIT_EXPECT_TRUE(test, i < ARRAY_SIZE(test_data));
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KUNIT_EXPECT_EQ(test, tb_route(p->sw), test_data[i].route);
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KUNIT_EXPECT_EQ(test, p->port, test_data[i].port);
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KUNIT_EXPECT_EQ(test, (enum tb_port_type)p->config.type,
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test_data[i].type);
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i--;
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}
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KUNIT_EXPECT_EQ(test, i, -1);
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}
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static void tb_test_path_daisy_chain_walk(struct kunit *test)
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{
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/*
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* Walks from Host DP IN to Device #2 DP OUT.
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*
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* [Host]
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* 1 |
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* 1 |
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* [Device #1]
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* 3 /
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* 1 /
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* [Device #2]
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*/
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static const struct port_expectation test_data[] = {
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{ .route = 0x0, .port = 5, .type = TB_TYPE_DP_HDMI_IN },
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{ .route = 0x0, .port = 1, .type = TB_TYPE_PORT },
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{ .route = 0x1, .port = 1, .type = TB_TYPE_PORT },
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{ .route = 0x1, .port = 3, .type = TB_TYPE_PORT },
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{ .route = 0x301, .port = 1, .type = TB_TYPE_PORT },
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{ .route = 0x301, .port = 13, .type = TB_TYPE_DP_HDMI_OUT },
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};
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struct tb_port *src_port, *dst_port, *p;
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struct tb_switch *host, *dev1, *dev2;
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int i;
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host = alloc_host(test);
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dev1 = alloc_dev_default(test, host, 0x1, true);
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dev2 = alloc_dev_default(test, dev1, 0x301, true);
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src_port = &host->ports[5];
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dst_port = &dev2->ports[13];
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/* Walk both directions */
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i = 0;
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tb_for_each_port_on_path(src_port, dst_port, p) {
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KUNIT_EXPECT_TRUE(test, i < ARRAY_SIZE(test_data));
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KUNIT_EXPECT_EQ(test, tb_route(p->sw), test_data[i].route);
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KUNIT_EXPECT_EQ(test, p->port, test_data[i].port);
|
|
KUNIT_EXPECT_EQ(test, (enum tb_port_type)p->config.type,
|
|
test_data[i].type);
|
|
i++;
|
|
}
|
|
|
|
KUNIT_EXPECT_EQ(test, i, (int)ARRAY_SIZE(test_data));
|
|
|
|
i = ARRAY_SIZE(test_data) - 1;
|
|
tb_for_each_port_on_path(dst_port, src_port, p) {
|
|
KUNIT_EXPECT_TRUE(test, i < ARRAY_SIZE(test_data));
|
|
KUNIT_EXPECT_EQ(test, tb_route(p->sw), test_data[i].route);
|
|
KUNIT_EXPECT_EQ(test, p->port, test_data[i].port);
|
|
KUNIT_EXPECT_EQ(test, (enum tb_port_type)p->config.type,
|
|
test_data[i].type);
|
|
i--;
|
|
}
|
|
|
|
KUNIT_EXPECT_EQ(test, i, -1);
|
|
}
|
|
|
|
static void tb_test_path_simple_tree_walk(struct kunit *test)
|
|
{
|
|
/*
|
|
* Walks from Host DP IN to Device #3 DP OUT.
|
|
*
|
|
* [Host]
|
|
* 1 |
|
|
* 1 |
|
|
* [Device #1]
|
|
* 3 / | 5 \ 7
|
|
* 1 / | \ 1
|
|
* [Device #2] | [Device #4]
|
|
* | 1
|
|
* [Device #3]
|
|
*/
|
|
static const struct port_expectation test_data[] = {
|
|
{ .route = 0x0, .port = 5, .type = TB_TYPE_DP_HDMI_IN },
|
|
{ .route = 0x0, .port = 1, .type = TB_TYPE_PORT },
|
|
{ .route = 0x1, .port = 1, .type = TB_TYPE_PORT },
|
|
{ .route = 0x1, .port = 5, .type = TB_TYPE_PORT },
|
|
{ .route = 0x501, .port = 1, .type = TB_TYPE_PORT },
|
|
{ .route = 0x501, .port = 13, .type = TB_TYPE_DP_HDMI_OUT },
|
|
};
|
|
struct tb_port *src_port, *dst_port, *p;
|
|
struct tb_switch *host, *dev1, *dev3;
|
|
int i;
|
|
|
|
host = alloc_host(test);
|
|
dev1 = alloc_dev_default(test, host, 0x1, true);
|
|
alloc_dev_default(test, dev1, 0x301, true);
|
|
dev3 = alloc_dev_default(test, dev1, 0x501, true);
|
|
alloc_dev_default(test, dev1, 0x701, true);
|
|
|
|
src_port = &host->ports[5];
|
|
dst_port = &dev3->ports[13];
|
|
|
|
/* Walk both directions */
|
|
|
|
i = 0;
|
|
tb_for_each_port_on_path(src_port, dst_port, p) {
|
|
KUNIT_EXPECT_TRUE(test, i < ARRAY_SIZE(test_data));
|
|
KUNIT_EXPECT_EQ(test, tb_route(p->sw), test_data[i].route);
|
|
KUNIT_EXPECT_EQ(test, p->port, test_data[i].port);
|
|
KUNIT_EXPECT_EQ(test, (enum tb_port_type)p->config.type,
|
|
test_data[i].type);
|
|
i++;
|
|
}
|
|
|
|
KUNIT_EXPECT_EQ(test, i, (int)ARRAY_SIZE(test_data));
|
|
|
|
i = ARRAY_SIZE(test_data) - 1;
|
|
tb_for_each_port_on_path(dst_port, src_port, p) {
|
|
KUNIT_EXPECT_TRUE(test, i < ARRAY_SIZE(test_data));
|
|
KUNIT_EXPECT_EQ(test, tb_route(p->sw), test_data[i].route);
|
|
KUNIT_EXPECT_EQ(test, p->port, test_data[i].port);
|
|
KUNIT_EXPECT_EQ(test, (enum tb_port_type)p->config.type,
|
|
test_data[i].type);
|
|
i--;
|
|
}
|
|
|
|
KUNIT_EXPECT_EQ(test, i, -1);
|
|
}
|
|
|
|
static void tb_test_path_complex_tree_walk(struct kunit *test)
|
|
{
|
|
/*
|
|
* Walks from Device #3 DP IN to Device #9 DP OUT.
|
|
*
|
|
* [Host]
|
|
* 1 |
|
|
* 1 |
|
|
* [Device #1]
|
|
* 3 / | 5 \ 7
|
|
* 1 / | \ 1
|
|
* [Device #2] | [Device #5]
|
|
* 5 | | 1 \ 7
|
|
* 1 | [Device #4] \ 1
|
|
* [Device #3] [Device #6]
|
|
* 3 /
|
|
* 1 /
|
|
* [Device #7]
|
|
* 3 / | 5
|
|
* 1 / |
|
|
* [Device #8] | 1
|
|
* [Device #9]
|
|
*/
|
|
static const struct port_expectation test_data[] = {
|
|
{ .route = 0x50301, .port = 13, .type = TB_TYPE_DP_HDMI_IN },
|
|
{ .route = 0x50301, .port = 1, .type = TB_TYPE_PORT },
|
|
{ .route = 0x301, .port = 5, .type = TB_TYPE_PORT },
|
|
{ .route = 0x301, .port = 1, .type = TB_TYPE_PORT },
|
|
{ .route = 0x1, .port = 3, .type = TB_TYPE_PORT },
|
|
{ .route = 0x1, .port = 7, .type = TB_TYPE_PORT },
|
|
{ .route = 0x701, .port = 1, .type = TB_TYPE_PORT },
|
|
{ .route = 0x701, .port = 7, .type = TB_TYPE_PORT },
|
|
{ .route = 0x70701, .port = 1, .type = TB_TYPE_PORT },
|
|
{ .route = 0x70701, .port = 3, .type = TB_TYPE_PORT },
|
|
{ .route = 0x3070701, .port = 1, .type = TB_TYPE_PORT },
|
|
{ .route = 0x3070701, .port = 5, .type = TB_TYPE_PORT },
|
|
{ .route = 0x503070701, .port = 1, .type = TB_TYPE_PORT },
|
|
{ .route = 0x503070701, .port = 14, .type = TB_TYPE_DP_HDMI_OUT },
|
|
};
|
|
struct tb_switch *host, *dev1, *dev2, *dev3, *dev5, *dev6, *dev7, *dev9;
|
|
struct tb_port *src_port, *dst_port, *p;
|
|
int i;
|
|
|
|
host = alloc_host(test);
|
|
dev1 = alloc_dev_default(test, host, 0x1, true);
|
|
dev2 = alloc_dev_default(test, dev1, 0x301, true);
|
|
dev3 = alloc_dev_with_dpin(test, dev2, 0x50301, true);
|
|
alloc_dev_default(test, dev1, 0x501, true);
|
|
dev5 = alloc_dev_default(test, dev1, 0x701, true);
|
|
dev6 = alloc_dev_default(test, dev5, 0x70701, true);
|
|
dev7 = alloc_dev_default(test, dev6, 0x3070701, true);
|
|
alloc_dev_default(test, dev7, 0x303070701, true);
|
|
dev9 = alloc_dev_default(test, dev7, 0x503070701, true);
|
|
|
|
src_port = &dev3->ports[13];
|
|
dst_port = &dev9->ports[14];
|
|
|
|
/* Walk both directions */
|
|
|
|
i = 0;
|
|
tb_for_each_port_on_path(src_port, dst_port, p) {
|
|
KUNIT_EXPECT_TRUE(test, i < ARRAY_SIZE(test_data));
|
|
KUNIT_EXPECT_EQ(test, tb_route(p->sw), test_data[i].route);
|
|
KUNIT_EXPECT_EQ(test, p->port, test_data[i].port);
|
|
KUNIT_EXPECT_EQ(test, (enum tb_port_type)p->config.type,
|
|
test_data[i].type);
|
|
i++;
|
|
}
|
|
|
|
KUNIT_EXPECT_EQ(test, i, (int)ARRAY_SIZE(test_data));
|
|
|
|
i = ARRAY_SIZE(test_data) - 1;
|
|
tb_for_each_port_on_path(dst_port, src_port, p) {
|
|
KUNIT_EXPECT_TRUE(test, i < ARRAY_SIZE(test_data));
|
|
KUNIT_EXPECT_EQ(test, tb_route(p->sw), test_data[i].route);
|
|
KUNIT_EXPECT_EQ(test, p->port, test_data[i].port);
|
|
KUNIT_EXPECT_EQ(test, (enum tb_port_type)p->config.type,
|
|
test_data[i].type);
|
|
i--;
|
|
}
|
|
|
|
KUNIT_EXPECT_EQ(test, i, -1);
|
|
}
|
|
|
|
static void tb_test_path_max_length_walk(struct kunit *test)
|
|
{
|
|
struct tb_switch *host, *dev1, *dev2, *dev3, *dev4, *dev5, *dev6;
|
|
struct tb_switch *dev7, *dev8, *dev9, *dev10, *dev11, *dev12;
|
|
struct tb_port *src_port, *dst_port, *p;
|
|
int i;
|
|
|
|
/*
|
|
* Walks from Device #6 DP IN to Device #12 DP OUT.
|
|
*
|
|
* [Host]
|
|
* 1 / \ 3
|
|
* 1 / \ 1
|
|
* [Device #1] [Device #7]
|
|
* 3 | | 3
|
|
* 1 | | 1
|
|
* [Device #2] [Device #8]
|
|
* 3 | | 3
|
|
* 1 | | 1
|
|
* [Device #3] [Device #9]
|
|
* 3 | | 3
|
|
* 1 | | 1
|
|
* [Device #4] [Device #10]
|
|
* 3 | | 3
|
|
* 1 | | 1
|
|
* [Device #5] [Device #11]
|
|
* 3 | | 3
|
|
* 1 | | 1
|
|
* [Device #6] [Device #12]
|
|
*/
|
|
static const struct port_expectation test_data[] = {
|
|
{ .route = 0x30303030301, .port = 13, .type = TB_TYPE_DP_HDMI_IN },
|
|
{ .route = 0x30303030301, .port = 1, .type = TB_TYPE_PORT },
|
|
{ .route = 0x303030301, .port = 3, .type = TB_TYPE_PORT },
|
|
{ .route = 0x303030301, .port = 1, .type = TB_TYPE_PORT },
|
|
{ .route = 0x3030301, .port = 3, .type = TB_TYPE_PORT },
|
|
{ .route = 0x3030301, .port = 1, .type = TB_TYPE_PORT },
|
|
{ .route = 0x30301, .port = 3, .type = TB_TYPE_PORT },
|
|
{ .route = 0x30301, .port = 1, .type = TB_TYPE_PORT },
|
|
{ .route = 0x301, .port = 3, .type = TB_TYPE_PORT },
|
|
{ .route = 0x301, .port = 1, .type = TB_TYPE_PORT },
|
|
{ .route = 0x1, .port = 3, .type = TB_TYPE_PORT },
|
|
{ .route = 0x1, .port = 1, .type = TB_TYPE_PORT },
|
|
{ .route = 0x0, .port = 1, .type = TB_TYPE_PORT },
|
|
{ .route = 0x0, .port = 3, .type = TB_TYPE_PORT },
|
|
{ .route = 0x3, .port = 1, .type = TB_TYPE_PORT },
|
|
{ .route = 0x3, .port = 3, .type = TB_TYPE_PORT },
|
|
{ .route = 0x303, .port = 1, .type = TB_TYPE_PORT },
|
|
{ .route = 0x303, .port = 3, .type = TB_TYPE_PORT },
|
|
{ .route = 0x30303, .port = 1, .type = TB_TYPE_PORT },
|
|
{ .route = 0x30303, .port = 3, .type = TB_TYPE_PORT },
|
|
{ .route = 0x3030303, .port = 1, .type = TB_TYPE_PORT },
|
|
{ .route = 0x3030303, .port = 3, .type = TB_TYPE_PORT },
|
|
{ .route = 0x303030303, .port = 1, .type = TB_TYPE_PORT },
|
|
{ .route = 0x303030303, .port = 3, .type = TB_TYPE_PORT },
|
|
{ .route = 0x30303030303, .port = 1, .type = TB_TYPE_PORT },
|
|
{ .route = 0x30303030303, .port = 13, .type = TB_TYPE_DP_HDMI_OUT },
|
|
};
|
|
|
|
host = alloc_host(test);
|
|
dev1 = alloc_dev_default(test, host, 0x1, true);
|
|
dev2 = alloc_dev_default(test, dev1, 0x301, true);
|
|
dev3 = alloc_dev_default(test, dev2, 0x30301, true);
|
|
dev4 = alloc_dev_default(test, dev3, 0x3030301, true);
|
|
dev5 = alloc_dev_default(test, dev4, 0x303030301, true);
|
|
dev6 = alloc_dev_with_dpin(test, dev5, 0x30303030301, true);
|
|
dev7 = alloc_dev_default(test, host, 0x3, true);
|
|
dev8 = alloc_dev_default(test, dev7, 0x303, true);
|
|
dev9 = alloc_dev_default(test, dev8, 0x30303, true);
|
|
dev10 = alloc_dev_default(test, dev9, 0x3030303, true);
|
|
dev11 = alloc_dev_default(test, dev10, 0x303030303, true);
|
|
dev12 = alloc_dev_default(test, dev11, 0x30303030303, true);
|
|
|
|
src_port = &dev6->ports[13];
|
|
dst_port = &dev12->ports[13];
|
|
|
|
/* Walk both directions */
|
|
|
|
i = 0;
|
|
tb_for_each_port_on_path(src_port, dst_port, p) {
|
|
KUNIT_EXPECT_TRUE(test, i < ARRAY_SIZE(test_data));
|
|
KUNIT_EXPECT_EQ(test, tb_route(p->sw), test_data[i].route);
|
|
KUNIT_EXPECT_EQ(test, p->port, test_data[i].port);
|
|
KUNIT_EXPECT_EQ(test, (enum tb_port_type)p->config.type,
|
|
test_data[i].type);
|
|
i++;
|
|
}
|
|
|
|
KUNIT_EXPECT_EQ(test, i, (int)ARRAY_SIZE(test_data));
|
|
|
|
i = ARRAY_SIZE(test_data) - 1;
|
|
tb_for_each_port_on_path(dst_port, src_port, p) {
|
|
KUNIT_EXPECT_TRUE(test, i < ARRAY_SIZE(test_data));
|
|
KUNIT_EXPECT_EQ(test, tb_route(p->sw), test_data[i].route);
|
|
KUNIT_EXPECT_EQ(test, p->port, test_data[i].port);
|
|
KUNIT_EXPECT_EQ(test, (enum tb_port_type)p->config.type,
|
|
test_data[i].type);
|
|
i--;
|
|
}
|
|
|
|
KUNIT_EXPECT_EQ(test, i, -1);
|
|
}
|
|
|
|
static void tb_test_path_not_connected(struct kunit *test)
|
|
{
|
|
struct tb_switch *host, *dev1, *dev2;
|
|
struct tb_port *down, *up;
|
|
struct tb_path *path;
|
|
|
|
host = alloc_host(test);
|
|
dev1 = alloc_dev_default(test, host, 0x3, false);
|
|
/* Not connected to anything */
|
|
dev2 = alloc_dev_default(test, NULL, 0x303, false);
|
|
|
|
down = &dev1->ports[10];
|
|
up = &dev2->ports[9];
|
|
|
|
path = tb_path_alloc(NULL, down, 8, up, 8, 0, "PCIe Down");
|
|
KUNIT_ASSERT_TRUE(test, path == NULL);
|
|
path = tb_path_alloc(NULL, down, 8, up, 8, 1, "PCIe Down");
|
|
KUNIT_ASSERT_TRUE(test, path == NULL);
|
|
}
|
|
|
|
struct hop_expectation {
|
|
u64 route;
|
|
u8 in_port;
|
|
enum tb_port_type in_type;
|
|
u8 out_port;
|
|
enum tb_port_type out_type;
|
|
};
|
|
|
|
static void tb_test_path_not_bonded_lane0(struct kunit *test)
|
|
{
|
|
/*
|
|
* PCIe path from host to device using lane 0.
|
|
*
|
|
* [Host]
|
|
* 3 |: 4
|
|
* 1 |: 2
|
|
* [Device]
|
|
*/
|
|
static const struct hop_expectation test_data[] = {
|
|
{
|
|
.route = 0x0,
|
|
.in_port = 9,
|
|
.in_type = TB_TYPE_PCIE_DOWN,
|
|
.out_port = 3,
|
|
.out_type = TB_TYPE_PORT,
|
|
},
|
|
{
|
|
.route = 0x3,
|
|
.in_port = 1,
|
|
.in_type = TB_TYPE_PORT,
|
|
.out_port = 9,
|
|
.out_type = TB_TYPE_PCIE_UP,
|
|
},
|
|
};
|
|
struct tb_switch *host, *dev;
|
|
struct tb_port *down, *up;
|
|
struct tb_path *path;
|
|
int i;
|
|
|
|
host = alloc_host(test);
|
|
dev = alloc_dev_default(test, host, 0x3, false);
|
|
|
|
down = &host->ports[9];
|
|
up = &dev->ports[9];
|
|
|
|
path = tb_path_alloc(NULL, down, 8, up, 8, 0, "PCIe Down");
|
|
KUNIT_ASSERT_TRUE(test, path != NULL);
|
|
KUNIT_ASSERT_EQ(test, path->path_length, (int)ARRAY_SIZE(test_data));
|
|
for (i = 0; i < ARRAY_SIZE(test_data); i++) {
|
|
const struct tb_port *in_port, *out_port;
|
|
|
|
in_port = path->hops[i].in_port;
|
|
out_port = path->hops[i].out_port;
|
|
|
|
KUNIT_EXPECT_EQ(test, tb_route(in_port->sw), test_data[i].route);
|
|
KUNIT_EXPECT_EQ(test, in_port->port, test_data[i].in_port);
|
|
KUNIT_EXPECT_EQ(test, (enum tb_port_type)in_port->config.type,
|
|
test_data[i].in_type);
|
|
KUNIT_EXPECT_EQ(test, tb_route(out_port->sw), test_data[i].route);
|
|
KUNIT_EXPECT_EQ(test, out_port->port, test_data[i].out_port);
|
|
KUNIT_EXPECT_EQ(test, (enum tb_port_type)out_port->config.type,
|
|
test_data[i].out_type);
|
|
}
|
|
tb_path_free(path);
|
|
}
|
|
|
|
static void tb_test_path_not_bonded_lane1(struct kunit *test)
|
|
{
|
|
/*
|
|
* DP Video path from host to device using lane 1. Paths like
|
|
* these are only used with Thunderbolt 1 devices where lane
|
|
* bonding is not possible. USB4 specifically does not allow
|
|
* paths like this (you either use lane 0 where lane 1 is
|
|
* disabled or both lanes are bonded).
|
|
*
|
|
* [Host]
|
|
* 1 :| 2
|
|
* 1 :| 2
|
|
* [Device]
|
|
*/
|
|
static const struct hop_expectation test_data[] = {
|
|
{
|
|
.route = 0x0,
|
|
.in_port = 5,
|
|
.in_type = TB_TYPE_DP_HDMI_IN,
|
|
.out_port = 2,
|
|
.out_type = TB_TYPE_PORT,
|
|
},
|
|
{
|
|
.route = 0x1,
|
|
.in_port = 2,
|
|
.in_type = TB_TYPE_PORT,
|
|
.out_port = 13,
|
|
.out_type = TB_TYPE_DP_HDMI_OUT,
|
|
},
|
|
};
|
|
struct tb_switch *host, *dev;
|
|
struct tb_port *in, *out;
|
|
struct tb_path *path;
|
|
int i;
|
|
|
|
host = alloc_host(test);
|
|
dev = alloc_dev_default(test, host, 0x1, false);
|
|
|
|
in = &host->ports[5];
|
|
out = &dev->ports[13];
|
|
|
|
path = tb_path_alloc(NULL, in, 9, out, 9, 1, "Video");
|
|
KUNIT_ASSERT_TRUE(test, path != NULL);
|
|
KUNIT_ASSERT_EQ(test, path->path_length, (int)ARRAY_SIZE(test_data));
|
|
for (i = 0; i < ARRAY_SIZE(test_data); i++) {
|
|
const struct tb_port *in_port, *out_port;
|
|
|
|
in_port = path->hops[i].in_port;
|
|
out_port = path->hops[i].out_port;
|
|
|
|
KUNIT_EXPECT_EQ(test, tb_route(in_port->sw), test_data[i].route);
|
|
KUNIT_EXPECT_EQ(test, in_port->port, test_data[i].in_port);
|
|
KUNIT_EXPECT_EQ(test, (enum tb_port_type)in_port->config.type,
|
|
test_data[i].in_type);
|
|
KUNIT_EXPECT_EQ(test, tb_route(out_port->sw), test_data[i].route);
|
|
KUNIT_EXPECT_EQ(test, out_port->port, test_data[i].out_port);
|
|
KUNIT_EXPECT_EQ(test, (enum tb_port_type)out_port->config.type,
|
|
test_data[i].out_type);
|
|
}
|
|
tb_path_free(path);
|
|
}
|
|
|
|
static void tb_test_path_not_bonded_lane1_chain(struct kunit *test)
|
|
{
|
|
/*
|
|
* DP Video path from host to device 3 using lane 1.
|
|
*
|
|
* [Host]
|
|
* 1 :| 2
|
|
* 1 :| 2
|
|
* [Device #1]
|
|
* 7 :| 8
|
|
* 1 :| 2
|
|
* [Device #2]
|
|
* 5 :| 6
|
|
* 1 :| 2
|
|
* [Device #3]
|
|
*/
|
|
static const struct hop_expectation test_data[] = {
|
|
{
|
|
.route = 0x0,
|
|
.in_port = 5,
|
|
.in_type = TB_TYPE_DP_HDMI_IN,
|
|
.out_port = 2,
|
|
.out_type = TB_TYPE_PORT,
|
|
},
|
|
{
|
|
.route = 0x1,
|
|
.in_port = 2,
|
|
.in_type = TB_TYPE_PORT,
|
|
.out_port = 8,
|
|
.out_type = TB_TYPE_PORT,
|
|
},
|
|
{
|
|
.route = 0x701,
|
|
.in_port = 2,
|
|
.in_type = TB_TYPE_PORT,
|
|
.out_port = 6,
|
|
.out_type = TB_TYPE_PORT,
|
|
},
|
|
{
|
|
.route = 0x50701,
|
|
.in_port = 2,
|
|
.in_type = TB_TYPE_PORT,
|
|
.out_port = 13,
|
|
.out_type = TB_TYPE_DP_HDMI_OUT,
|
|
},
|
|
};
|
|
struct tb_switch *host, *dev1, *dev2, *dev3;
|
|
struct tb_port *in, *out;
|
|
struct tb_path *path;
|
|
int i;
|
|
|
|
host = alloc_host(test);
|
|
dev1 = alloc_dev_default(test, host, 0x1, false);
|
|
dev2 = alloc_dev_default(test, dev1, 0x701, false);
|
|
dev3 = alloc_dev_default(test, dev2, 0x50701, false);
|
|
|
|
in = &host->ports[5];
|
|
out = &dev3->ports[13];
|
|
|
|
path = tb_path_alloc(NULL, in, 9, out, 9, 1, "Video");
|
|
KUNIT_ASSERT_TRUE(test, path != NULL);
|
|
KUNIT_ASSERT_EQ(test, path->path_length, (int)ARRAY_SIZE(test_data));
|
|
for (i = 0; i < ARRAY_SIZE(test_data); i++) {
|
|
const struct tb_port *in_port, *out_port;
|
|
|
|
in_port = path->hops[i].in_port;
|
|
out_port = path->hops[i].out_port;
|
|
|
|
KUNIT_EXPECT_EQ(test, tb_route(in_port->sw), test_data[i].route);
|
|
KUNIT_EXPECT_EQ(test, in_port->port, test_data[i].in_port);
|
|
KUNIT_EXPECT_EQ(test, (enum tb_port_type)in_port->config.type,
|
|
test_data[i].in_type);
|
|
KUNIT_EXPECT_EQ(test, tb_route(out_port->sw), test_data[i].route);
|
|
KUNIT_EXPECT_EQ(test, out_port->port, test_data[i].out_port);
|
|
KUNIT_EXPECT_EQ(test, (enum tb_port_type)out_port->config.type,
|
|
test_data[i].out_type);
|
|
}
|
|
tb_path_free(path);
|
|
}
|
|
|
|
static void tb_test_path_not_bonded_lane1_chain_reverse(struct kunit *test)
|
|
{
|
|
/*
|
|
* DP Video path from device 3 to host using lane 1.
|
|
*
|
|
* [Host]
|
|
* 1 :| 2
|
|
* 1 :| 2
|
|
* [Device #1]
|
|
* 7 :| 8
|
|
* 1 :| 2
|
|
* [Device #2]
|
|
* 5 :| 6
|
|
* 1 :| 2
|
|
* [Device #3]
|
|
*/
|
|
static const struct hop_expectation test_data[] = {
|
|
{
|
|
.route = 0x50701,
|
|
.in_port = 13,
|
|
.in_type = TB_TYPE_DP_HDMI_IN,
|
|
.out_port = 2,
|
|
.out_type = TB_TYPE_PORT,
|
|
},
|
|
{
|
|
.route = 0x701,
|
|
.in_port = 6,
|
|
.in_type = TB_TYPE_PORT,
|
|
.out_port = 2,
|
|
.out_type = TB_TYPE_PORT,
|
|
},
|
|
{
|
|
.route = 0x1,
|
|
.in_port = 8,
|
|
.in_type = TB_TYPE_PORT,
|
|
.out_port = 2,
|
|
.out_type = TB_TYPE_PORT,
|
|
},
|
|
{
|
|
.route = 0x0,
|
|
.in_port = 2,
|
|
.in_type = TB_TYPE_PORT,
|
|
.out_port = 5,
|
|
.out_type = TB_TYPE_DP_HDMI_IN,
|
|
},
|
|
};
|
|
struct tb_switch *host, *dev1, *dev2, *dev3;
|
|
struct tb_port *in, *out;
|
|
struct tb_path *path;
|
|
int i;
|
|
|
|
host = alloc_host(test);
|
|
dev1 = alloc_dev_default(test, host, 0x1, false);
|
|
dev2 = alloc_dev_default(test, dev1, 0x701, false);
|
|
dev3 = alloc_dev_with_dpin(test, dev2, 0x50701, false);
|
|
|
|
in = &dev3->ports[13];
|
|
out = &host->ports[5];
|
|
|
|
path = tb_path_alloc(NULL, in, 9, out, 9, 1, "Video");
|
|
KUNIT_ASSERT_TRUE(test, path != NULL);
|
|
KUNIT_ASSERT_EQ(test, path->path_length, (int)ARRAY_SIZE(test_data));
|
|
for (i = 0; i < ARRAY_SIZE(test_data); i++) {
|
|
const struct tb_port *in_port, *out_port;
|
|
|
|
in_port = path->hops[i].in_port;
|
|
out_port = path->hops[i].out_port;
|
|
|
|
KUNIT_EXPECT_EQ(test, tb_route(in_port->sw), test_data[i].route);
|
|
KUNIT_EXPECT_EQ(test, in_port->port, test_data[i].in_port);
|
|
KUNIT_EXPECT_EQ(test, (enum tb_port_type)in_port->config.type,
|
|
test_data[i].in_type);
|
|
KUNIT_EXPECT_EQ(test, tb_route(out_port->sw), test_data[i].route);
|
|
KUNIT_EXPECT_EQ(test, out_port->port, test_data[i].out_port);
|
|
KUNIT_EXPECT_EQ(test, (enum tb_port_type)out_port->config.type,
|
|
test_data[i].out_type);
|
|
}
|
|
tb_path_free(path);
|
|
}
|
|
|
|
static void tb_test_path_mixed_chain(struct kunit *test)
|
|
{
|
|
/*
|
|
* DP Video path from host to device 4 where first and last link
|
|
* is bonded.
|
|
*
|
|
* [Host]
|
|
* 1 |
|
|
* 1 |
|
|
* [Device #1]
|
|
* 7 :| 8
|
|
* 1 :| 2
|
|
* [Device #2]
|
|
* 5 :| 6
|
|
* 1 :| 2
|
|
* [Device #3]
|
|
* 3 |
|
|
* 1 |
|
|
* [Device #4]
|
|
*/
|
|
static const struct hop_expectation test_data[] = {
|
|
{
|
|
.route = 0x0,
|
|
.in_port = 5,
|
|
.in_type = TB_TYPE_DP_HDMI_IN,
|
|
.out_port = 1,
|
|
.out_type = TB_TYPE_PORT,
|
|
},
|
|
{
|
|
.route = 0x1,
|
|
.in_port = 1,
|
|
.in_type = TB_TYPE_PORT,
|
|
.out_port = 8,
|
|
.out_type = TB_TYPE_PORT,
|
|
},
|
|
{
|
|
.route = 0x701,
|
|
.in_port = 2,
|
|
.in_type = TB_TYPE_PORT,
|
|
.out_port = 6,
|
|
.out_type = TB_TYPE_PORT,
|
|
},
|
|
{
|
|
.route = 0x50701,
|
|
.in_port = 2,
|
|
.in_type = TB_TYPE_PORT,
|
|
.out_port = 3,
|
|
.out_type = TB_TYPE_PORT,
|
|
},
|
|
{
|
|
.route = 0x3050701,
|
|
.in_port = 1,
|
|
.in_type = TB_TYPE_PORT,
|
|
.out_port = 13,
|
|
.out_type = TB_TYPE_DP_HDMI_OUT,
|
|
},
|
|
};
|
|
struct tb_switch *host, *dev1, *dev2, *dev3, *dev4;
|
|
struct tb_port *in, *out;
|
|
struct tb_path *path;
|
|
int i;
|
|
|
|
host = alloc_host(test);
|
|
dev1 = alloc_dev_default(test, host, 0x1, true);
|
|
dev2 = alloc_dev_default(test, dev1, 0x701, false);
|
|
dev3 = alloc_dev_default(test, dev2, 0x50701, false);
|
|
dev4 = alloc_dev_default(test, dev3, 0x3050701, true);
|
|
|
|
in = &host->ports[5];
|
|
out = &dev4->ports[13];
|
|
|
|
path = tb_path_alloc(NULL, in, 9, out, 9, 1, "Video");
|
|
KUNIT_ASSERT_TRUE(test, path != NULL);
|
|
KUNIT_ASSERT_EQ(test, path->path_length, (int)ARRAY_SIZE(test_data));
|
|
for (i = 0; i < ARRAY_SIZE(test_data); i++) {
|
|
const struct tb_port *in_port, *out_port;
|
|
|
|
in_port = path->hops[i].in_port;
|
|
out_port = path->hops[i].out_port;
|
|
|
|
KUNIT_EXPECT_EQ(test, tb_route(in_port->sw), test_data[i].route);
|
|
KUNIT_EXPECT_EQ(test, in_port->port, test_data[i].in_port);
|
|
KUNIT_EXPECT_EQ(test, (enum tb_port_type)in_port->config.type,
|
|
test_data[i].in_type);
|
|
KUNIT_EXPECT_EQ(test, tb_route(out_port->sw), test_data[i].route);
|
|
KUNIT_EXPECT_EQ(test, out_port->port, test_data[i].out_port);
|
|
KUNIT_EXPECT_EQ(test, (enum tb_port_type)out_port->config.type,
|
|
test_data[i].out_type);
|
|
}
|
|
tb_path_free(path);
|
|
}
|
|
|
|
static void tb_test_path_mixed_chain_reverse(struct kunit *test)
|
|
{
|
|
/*
|
|
* DP Video path from device 4 to host where first and last link
|
|
* is bonded.
|
|
*
|
|
* [Host]
|
|
* 1 |
|
|
* 1 |
|
|
* [Device #1]
|
|
* 7 :| 8
|
|
* 1 :| 2
|
|
* [Device #2]
|
|
* 5 :| 6
|
|
* 1 :| 2
|
|
* [Device #3]
|
|
* 3 |
|
|
* 1 |
|
|
* [Device #4]
|
|
*/
|
|
static const struct hop_expectation test_data[] = {
|
|
{
|
|
.route = 0x3050701,
|
|
.in_port = 13,
|
|
.in_type = TB_TYPE_DP_HDMI_OUT,
|
|
.out_port = 1,
|
|
.out_type = TB_TYPE_PORT,
|
|
},
|
|
{
|
|
.route = 0x50701,
|
|
.in_port = 3,
|
|
.in_type = TB_TYPE_PORT,
|
|
.out_port = 2,
|
|
.out_type = TB_TYPE_PORT,
|
|
},
|
|
{
|
|
.route = 0x701,
|
|
.in_port = 6,
|
|
.in_type = TB_TYPE_PORT,
|
|
.out_port = 2,
|
|
.out_type = TB_TYPE_PORT,
|
|
},
|
|
{
|
|
.route = 0x1,
|
|
.in_port = 8,
|
|
.in_type = TB_TYPE_PORT,
|
|
.out_port = 1,
|
|
.out_type = TB_TYPE_PORT,
|
|
},
|
|
{
|
|
.route = 0x0,
|
|
.in_port = 1,
|
|
.in_type = TB_TYPE_PORT,
|
|
.out_port = 5,
|
|
.out_type = TB_TYPE_DP_HDMI_IN,
|
|
},
|
|
};
|
|
struct tb_switch *host, *dev1, *dev2, *dev3, *dev4;
|
|
struct tb_port *in, *out;
|
|
struct tb_path *path;
|
|
int i;
|
|
|
|
host = alloc_host(test);
|
|
dev1 = alloc_dev_default(test, host, 0x1, true);
|
|
dev2 = alloc_dev_default(test, dev1, 0x701, false);
|
|
dev3 = alloc_dev_default(test, dev2, 0x50701, false);
|
|
dev4 = alloc_dev_default(test, dev3, 0x3050701, true);
|
|
|
|
in = &dev4->ports[13];
|
|
out = &host->ports[5];
|
|
|
|
path = tb_path_alloc(NULL, in, 9, out, 9, 1, "Video");
|
|
KUNIT_ASSERT_TRUE(test, path != NULL);
|
|
KUNIT_ASSERT_EQ(test, path->path_length, (int)ARRAY_SIZE(test_data));
|
|
for (i = 0; i < ARRAY_SIZE(test_data); i++) {
|
|
const struct tb_port *in_port, *out_port;
|
|
|
|
in_port = path->hops[i].in_port;
|
|
out_port = path->hops[i].out_port;
|
|
|
|
KUNIT_EXPECT_EQ(test, tb_route(in_port->sw), test_data[i].route);
|
|
KUNIT_EXPECT_EQ(test, in_port->port, test_data[i].in_port);
|
|
KUNIT_EXPECT_EQ(test, (enum tb_port_type)in_port->config.type,
|
|
test_data[i].in_type);
|
|
KUNIT_EXPECT_EQ(test, tb_route(out_port->sw), test_data[i].route);
|
|
KUNIT_EXPECT_EQ(test, out_port->port, test_data[i].out_port);
|
|
KUNIT_EXPECT_EQ(test, (enum tb_port_type)out_port->config.type,
|
|
test_data[i].out_type);
|
|
}
|
|
tb_path_free(path);
|
|
}
|
|
|
|
static void tb_test_tunnel_pcie(struct kunit *test)
|
|
{
|
|
struct tb_switch *host, *dev1, *dev2;
|
|
struct tb_tunnel *tunnel1, *tunnel2;
|
|
struct tb_port *down, *up;
|
|
|
|
/*
|
|
* Create PCIe tunnel between host and two devices.
|
|
*
|
|
* [Host]
|
|
* 1 |
|
|
* 1 |
|
|
* [Device #1]
|
|
* 5 |
|
|
* 1 |
|
|
* [Device #2]
|
|
*/
|
|
host = alloc_host(test);
|
|
dev1 = alloc_dev_default(test, host, 0x1, true);
|
|
dev2 = alloc_dev_default(test, dev1, 0x501, true);
|
|
|
|
down = &host->ports[8];
|
|
up = &dev1->ports[9];
|
|
tunnel1 = tb_tunnel_alloc_pci(NULL, up, down);
|
|
KUNIT_ASSERT_TRUE(test, tunnel1 != NULL);
|
|
KUNIT_EXPECT_EQ(test, tunnel1->type, (enum tb_tunnel_type)TB_TUNNEL_PCI);
|
|
KUNIT_EXPECT_PTR_EQ(test, tunnel1->src_port, down);
|
|
KUNIT_EXPECT_PTR_EQ(test, tunnel1->dst_port, up);
|
|
KUNIT_ASSERT_EQ(test, tunnel1->npaths, (size_t)2);
|
|
KUNIT_ASSERT_EQ(test, tunnel1->paths[0]->path_length, 2);
|
|
KUNIT_EXPECT_PTR_EQ(test, tunnel1->paths[0]->hops[0].in_port, down);
|
|
KUNIT_EXPECT_PTR_EQ(test, tunnel1->paths[0]->hops[1].out_port, up);
|
|
KUNIT_ASSERT_EQ(test, tunnel1->paths[1]->path_length, 2);
|
|
KUNIT_EXPECT_PTR_EQ(test, tunnel1->paths[1]->hops[0].in_port, up);
|
|
KUNIT_EXPECT_PTR_EQ(test, tunnel1->paths[1]->hops[1].out_port, down);
|
|
|
|
down = &dev1->ports[10];
|
|
up = &dev2->ports[9];
|
|
tunnel2 = tb_tunnel_alloc_pci(NULL, up, down);
|
|
KUNIT_ASSERT_TRUE(test, tunnel2 != NULL);
|
|
KUNIT_EXPECT_EQ(test, tunnel2->type, (enum tb_tunnel_type)TB_TUNNEL_PCI);
|
|
KUNIT_EXPECT_PTR_EQ(test, tunnel2->src_port, down);
|
|
KUNIT_EXPECT_PTR_EQ(test, tunnel2->dst_port, up);
|
|
KUNIT_ASSERT_EQ(test, tunnel2->npaths, (size_t)2);
|
|
KUNIT_ASSERT_EQ(test, tunnel2->paths[0]->path_length, 2);
|
|
KUNIT_EXPECT_PTR_EQ(test, tunnel2->paths[0]->hops[0].in_port, down);
|
|
KUNIT_EXPECT_PTR_EQ(test, tunnel2->paths[0]->hops[1].out_port, up);
|
|
KUNIT_ASSERT_EQ(test, tunnel2->paths[1]->path_length, 2);
|
|
KUNIT_EXPECT_PTR_EQ(test, tunnel2->paths[1]->hops[0].in_port, up);
|
|
KUNIT_EXPECT_PTR_EQ(test, tunnel2->paths[1]->hops[1].out_port, down);
|
|
|
|
tb_tunnel_free(tunnel2);
|
|
tb_tunnel_free(tunnel1);
|
|
}
|
|
|
|
static void tb_test_tunnel_dp(struct kunit *test)
|
|
{
|
|
struct tb_switch *host, *dev;
|
|
struct tb_port *in, *out;
|
|
struct tb_tunnel *tunnel;
|
|
|
|
/*
|
|
* Create DP tunnel between Host and Device
|
|
*
|
|
* [Host]
|
|
* 1 |
|
|
* 1 |
|
|
* [Device]
|
|
*/
|
|
host = alloc_host(test);
|
|
dev = alloc_dev_default(test, host, 0x3, true);
|
|
|
|
in = &host->ports[5];
|
|
out = &dev->ports[13];
|
|
|
|
tunnel = tb_tunnel_alloc_dp(NULL, in, out, 0, 0);
|
|
KUNIT_ASSERT_TRUE(test, tunnel != NULL);
|
|
KUNIT_EXPECT_EQ(test, tunnel->type, (enum tb_tunnel_type)TB_TUNNEL_DP);
|
|
KUNIT_EXPECT_PTR_EQ(test, tunnel->src_port, in);
|
|
KUNIT_EXPECT_PTR_EQ(test, tunnel->dst_port, out);
|
|
KUNIT_ASSERT_EQ(test, tunnel->npaths, (size_t)3);
|
|
KUNIT_ASSERT_EQ(test, tunnel->paths[0]->path_length, 2);
|
|
KUNIT_EXPECT_PTR_EQ(test, tunnel->paths[0]->hops[0].in_port, in);
|
|
KUNIT_EXPECT_PTR_EQ(test, tunnel->paths[0]->hops[1].out_port, out);
|
|
KUNIT_ASSERT_EQ(test, tunnel->paths[1]->path_length, 2);
|
|
KUNIT_EXPECT_PTR_EQ(test, tunnel->paths[1]->hops[0].in_port, in);
|
|
KUNIT_EXPECT_PTR_EQ(test, tunnel->paths[1]->hops[1].out_port, out);
|
|
KUNIT_ASSERT_EQ(test, tunnel->paths[2]->path_length, 2);
|
|
KUNIT_EXPECT_PTR_EQ(test, tunnel->paths[2]->hops[0].in_port, out);
|
|
KUNIT_EXPECT_PTR_EQ(test, tunnel->paths[2]->hops[1].out_port, in);
|
|
tb_tunnel_free(tunnel);
|
|
}
|
|
|
|
static void tb_test_tunnel_dp_chain(struct kunit *test)
|
|
{
|
|
struct tb_switch *host, *dev1, *dev4;
|
|
struct tb_port *in, *out;
|
|
struct tb_tunnel *tunnel;
|
|
|
|
/*
|
|
* Create DP tunnel from Host DP IN to Device #4 DP OUT.
|
|
*
|
|
* [Host]
|
|
* 1 |
|
|
* 1 |
|
|
* [Device #1]
|
|
* 3 / | 5 \ 7
|
|
* 1 / | \ 1
|
|
* [Device #2] | [Device #4]
|
|
* | 1
|
|
* [Device #3]
|
|
*/
|
|
host = alloc_host(test);
|
|
dev1 = alloc_dev_default(test, host, 0x1, true);
|
|
alloc_dev_default(test, dev1, 0x301, true);
|
|
alloc_dev_default(test, dev1, 0x501, true);
|
|
dev4 = alloc_dev_default(test, dev1, 0x701, true);
|
|
|
|
in = &host->ports[5];
|
|
out = &dev4->ports[14];
|
|
|
|
tunnel = tb_tunnel_alloc_dp(NULL, in, out, 0, 0);
|
|
KUNIT_ASSERT_TRUE(test, tunnel != NULL);
|
|
KUNIT_EXPECT_EQ(test, tunnel->type, (enum tb_tunnel_type)TB_TUNNEL_DP);
|
|
KUNIT_EXPECT_PTR_EQ(test, tunnel->src_port, in);
|
|
KUNIT_EXPECT_PTR_EQ(test, tunnel->dst_port, out);
|
|
KUNIT_ASSERT_EQ(test, tunnel->npaths, (size_t)3);
|
|
KUNIT_ASSERT_EQ(test, tunnel->paths[0]->path_length, 3);
|
|
KUNIT_EXPECT_PTR_EQ(test, tunnel->paths[0]->hops[0].in_port, in);
|
|
KUNIT_EXPECT_PTR_EQ(test, tunnel->paths[0]->hops[2].out_port, out);
|
|
KUNIT_ASSERT_EQ(test, tunnel->paths[1]->path_length, 3);
|
|
KUNIT_EXPECT_PTR_EQ(test, tunnel->paths[1]->hops[0].in_port, in);
|
|
KUNIT_EXPECT_PTR_EQ(test, tunnel->paths[1]->hops[2].out_port, out);
|
|
KUNIT_ASSERT_EQ(test, tunnel->paths[2]->path_length, 3);
|
|
KUNIT_EXPECT_PTR_EQ(test, tunnel->paths[2]->hops[0].in_port, out);
|
|
KUNIT_EXPECT_PTR_EQ(test, tunnel->paths[2]->hops[2].out_port, in);
|
|
tb_tunnel_free(tunnel);
|
|
}
|
|
|
|
static void tb_test_tunnel_dp_tree(struct kunit *test)
|
|
{
|
|
struct tb_switch *host, *dev1, *dev2, *dev3, *dev5;
|
|
struct tb_port *in, *out;
|
|
struct tb_tunnel *tunnel;
|
|
|
|
/*
|
|
* Create DP tunnel from Device #2 DP IN to Device #5 DP OUT.
|
|
*
|
|
* [Host]
|
|
* 3 |
|
|
* 1 |
|
|
* [Device #1]
|
|
* 3 / | 5 \ 7
|
|
* 1 / | \ 1
|
|
* [Device #2] | [Device #4]
|
|
* | 1
|
|
* [Device #3]
|
|
* | 5
|
|
* | 1
|
|
* [Device #5]
|
|
*/
|
|
host = alloc_host(test);
|
|
dev1 = alloc_dev_default(test, host, 0x3, true);
|
|
dev2 = alloc_dev_with_dpin(test, dev1, 0x303, true);
|
|
dev3 = alloc_dev_default(test, dev1, 0x503, true);
|
|
alloc_dev_default(test, dev1, 0x703, true);
|
|
dev5 = alloc_dev_default(test, dev3, 0x50503, true);
|
|
|
|
in = &dev2->ports[13];
|
|
out = &dev5->ports[13];
|
|
|
|
tunnel = tb_tunnel_alloc_dp(NULL, in, out, 0, 0);
|
|
KUNIT_ASSERT_TRUE(test, tunnel != NULL);
|
|
KUNIT_EXPECT_EQ(test, tunnel->type, (enum tb_tunnel_type)TB_TUNNEL_DP);
|
|
KUNIT_EXPECT_PTR_EQ(test, tunnel->src_port, in);
|
|
KUNIT_EXPECT_PTR_EQ(test, tunnel->dst_port, out);
|
|
KUNIT_ASSERT_EQ(test, tunnel->npaths, (size_t)3);
|
|
KUNIT_ASSERT_EQ(test, tunnel->paths[0]->path_length, 4);
|
|
KUNIT_EXPECT_PTR_EQ(test, tunnel->paths[0]->hops[0].in_port, in);
|
|
KUNIT_EXPECT_PTR_EQ(test, tunnel->paths[0]->hops[3].out_port, out);
|
|
KUNIT_ASSERT_EQ(test, tunnel->paths[1]->path_length, 4);
|
|
KUNIT_EXPECT_PTR_EQ(test, tunnel->paths[1]->hops[0].in_port, in);
|
|
KUNIT_EXPECT_PTR_EQ(test, tunnel->paths[1]->hops[3].out_port, out);
|
|
KUNIT_ASSERT_EQ(test, tunnel->paths[2]->path_length, 4);
|
|
KUNIT_EXPECT_PTR_EQ(test, tunnel->paths[2]->hops[0].in_port, out);
|
|
KUNIT_EXPECT_PTR_EQ(test, tunnel->paths[2]->hops[3].out_port, in);
|
|
tb_tunnel_free(tunnel);
|
|
}
|
|
|
|
static void tb_test_tunnel_dp_max_length(struct kunit *test)
|
|
{
|
|
struct tb_switch *host, *dev1, *dev2, *dev3, *dev4, *dev5, *dev6;
|
|
struct tb_switch *dev7, *dev8, *dev9, *dev10, *dev11, *dev12;
|
|
struct tb_port *in, *out;
|
|
struct tb_tunnel *tunnel;
|
|
|
|
/*
|
|
* Creates DP tunnel from Device #6 to Device #12.
|
|
*
|
|
* [Host]
|
|
* 1 / \ 3
|
|
* 1 / \ 1
|
|
* [Device #1] [Device #7]
|
|
* 3 | | 3
|
|
* 1 | | 1
|
|
* [Device #2] [Device #8]
|
|
* 3 | | 3
|
|
* 1 | | 1
|
|
* [Device #3] [Device #9]
|
|
* 3 | | 3
|
|
* 1 | | 1
|
|
* [Device #4] [Device #10]
|
|
* 3 | | 3
|
|
* 1 | | 1
|
|
* [Device #5] [Device #11]
|
|
* 3 | | 3
|
|
* 1 | | 1
|
|
* [Device #6] [Device #12]
|
|
*/
|
|
host = alloc_host(test);
|
|
dev1 = alloc_dev_default(test, host, 0x1, true);
|
|
dev2 = alloc_dev_default(test, dev1, 0x301, true);
|
|
dev3 = alloc_dev_default(test, dev2, 0x30301, true);
|
|
dev4 = alloc_dev_default(test, dev3, 0x3030301, true);
|
|
dev5 = alloc_dev_default(test, dev4, 0x303030301, true);
|
|
dev6 = alloc_dev_with_dpin(test, dev5, 0x30303030301, true);
|
|
dev7 = alloc_dev_default(test, host, 0x3, true);
|
|
dev8 = alloc_dev_default(test, dev7, 0x303, true);
|
|
dev9 = alloc_dev_default(test, dev8, 0x30303, true);
|
|
dev10 = alloc_dev_default(test, dev9, 0x3030303, true);
|
|
dev11 = alloc_dev_default(test, dev10, 0x303030303, true);
|
|
dev12 = alloc_dev_default(test, dev11, 0x30303030303, true);
|
|
|
|
in = &dev6->ports[13];
|
|
out = &dev12->ports[13];
|
|
|
|
tunnel = tb_tunnel_alloc_dp(NULL, in, out, 0, 0);
|
|
KUNIT_ASSERT_TRUE(test, tunnel != NULL);
|
|
KUNIT_EXPECT_EQ(test, tunnel->type, (enum tb_tunnel_type)TB_TUNNEL_DP);
|
|
KUNIT_EXPECT_PTR_EQ(test, tunnel->src_port, in);
|
|
KUNIT_EXPECT_PTR_EQ(test, tunnel->dst_port, out);
|
|
KUNIT_ASSERT_EQ(test, tunnel->npaths, (size_t)3);
|
|
KUNIT_ASSERT_EQ(test, tunnel->paths[0]->path_length, 13);
|
|
/* First hop */
|
|
KUNIT_EXPECT_PTR_EQ(test, tunnel->paths[0]->hops[0].in_port, in);
|
|
/* Middle */
|
|
KUNIT_EXPECT_PTR_EQ(test, tunnel->paths[0]->hops[6].in_port,
|
|
&host->ports[1]);
|
|
KUNIT_EXPECT_PTR_EQ(test, tunnel->paths[0]->hops[6].out_port,
|
|
&host->ports[3]);
|
|
/* Last */
|
|
KUNIT_EXPECT_PTR_EQ(test, tunnel->paths[0]->hops[12].out_port, out);
|
|
KUNIT_ASSERT_EQ(test, tunnel->paths[1]->path_length, 13);
|
|
KUNIT_EXPECT_PTR_EQ(test, tunnel->paths[1]->hops[0].in_port, in);
|
|
KUNIT_EXPECT_PTR_EQ(test, tunnel->paths[1]->hops[6].in_port,
|
|
&host->ports[1]);
|
|
KUNIT_EXPECT_PTR_EQ(test, tunnel->paths[1]->hops[6].out_port,
|
|
&host->ports[3]);
|
|
KUNIT_EXPECT_PTR_EQ(test, tunnel->paths[1]->hops[12].out_port, out);
|
|
KUNIT_ASSERT_EQ(test, tunnel->paths[2]->path_length, 13);
|
|
KUNIT_EXPECT_PTR_EQ(test, tunnel->paths[2]->hops[0].in_port, out);
|
|
KUNIT_EXPECT_PTR_EQ(test, tunnel->paths[2]->hops[6].in_port,
|
|
&host->ports[3]);
|
|
KUNIT_EXPECT_PTR_EQ(test, tunnel->paths[2]->hops[6].out_port,
|
|
&host->ports[1]);
|
|
KUNIT_EXPECT_PTR_EQ(test, tunnel->paths[2]->hops[12].out_port, in);
|
|
tb_tunnel_free(tunnel);
|
|
}
|
|
|
|
static void tb_test_tunnel_usb3(struct kunit *test)
|
|
{
|
|
struct tb_switch *host, *dev1, *dev2;
|
|
struct tb_tunnel *tunnel1, *tunnel2;
|
|
struct tb_port *down, *up;
|
|
|
|
/*
|
|
* Create USB3 tunnel between host and two devices.
|
|
*
|
|
* [Host]
|
|
* 1 |
|
|
* 1 |
|
|
* [Device #1]
|
|
* \ 7
|
|
* \ 1
|
|
* [Device #2]
|
|
*/
|
|
host = alloc_host(test);
|
|
dev1 = alloc_dev_default(test, host, 0x1, true);
|
|
dev2 = alloc_dev_default(test, dev1, 0x701, true);
|
|
|
|
down = &host->ports[12];
|
|
up = &dev1->ports[16];
|
|
tunnel1 = tb_tunnel_alloc_usb3(NULL, up, down, 0, 0);
|
|
KUNIT_ASSERT_TRUE(test, tunnel1 != NULL);
|
|
KUNIT_EXPECT_EQ(test, tunnel1->type, (enum tb_tunnel_type)TB_TUNNEL_USB3);
|
|
KUNIT_EXPECT_PTR_EQ(test, tunnel1->src_port, down);
|
|
KUNIT_EXPECT_PTR_EQ(test, tunnel1->dst_port, up);
|
|
KUNIT_ASSERT_EQ(test, tunnel1->npaths, (size_t)2);
|
|
KUNIT_ASSERT_EQ(test, tunnel1->paths[0]->path_length, 2);
|
|
KUNIT_EXPECT_PTR_EQ(test, tunnel1->paths[0]->hops[0].in_port, down);
|
|
KUNIT_EXPECT_PTR_EQ(test, tunnel1->paths[0]->hops[1].out_port, up);
|
|
KUNIT_ASSERT_EQ(test, tunnel1->paths[1]->path_length, 2);
|
|
KUNIT_EXPECT_PTR_EQ(test, tunnel1->paths[1]->hops[0].in_port, up);
|
|
KUNIT_EXPECT_PTR_EQ(test, tunnel1->paths[1]->hops[1].out_port, down);
|
|
|
|
down = &dev1->ports[17];
|
|
up = &dev2->ports[16];
|
|
tunnel2 = tb_tunnel_alloc_usb3(NULL, up, down, 0, 0);
|
|
KUNIT_ASSERT_TRUE(test, tunnel2 != NULL);
|
|
KUNIT_EXPECT_EQ(test, tunnel2->type, (enum tb_tunnel_type)TB_TUNNEL_USB3);
|
|
KUNIT_EXPECT_PTR_EQ(test, tunnel2->src_port, down);
|
|
KUNIT_EXPECT_PTR_EQ(test, tunnel2->dst_port, up);
|
|
KUNIT_ASSERT_EQ(test, tunnel2->npaths, (size_t)2);
|
|
KUNIT_ASSERT_EQ(test, tunnel2->paths[0]->path_length, 2);
|
|
KUNIT_EXPECT_PTR_EQ(test, tunnel2->paths[0]->hops[0].in_port, down);
|
|
KUNIT_EXPECT_PTR_EQ(test, tunnel2->paths[0]->hops[1].out_port, up);
|
|
KUNIT_ASSERT_EQ(test, tunnel2->paths[1]->path_length, 2);
|
|
KUNIT_EXPECT_PTR_EQ(test, tunnel2->paths[1]->hops[0].in_port, up);
|
|
KUNIT_EXPECT_PTR_EQ(test, tunnel2->paths[1]->hops[1].out_port, down);
|
|
|
|
tb_tunnel_free(tunnel2);
|
|
tb_tunnel_free(tunnel1);
|
|
}
|
|
|
|
static void tb_test_tunnel_port_on_path(struct kunit *test)
|
|
{
|
|
struct tb_switch *host, *dev1, *dev2, *dev3, *dev4, *dev5;
|
|
struct tb_port *in, *out, *port;
|
|
struct tb_tunnel *dp_tunnel;
|
|
|
|
/*
|
|
* [Host]
|
|
* 3 |
|
|
* 1 |
|
|
* [Device #1]
|
|
* 3 / | 5 \ 7
|
|
* 1 / | \ 1
|
|
* [Device #2] | [Device #4]
|
|
* | 1
|
|
* [Device #3]
|
|
* | 5
|
|
* | 1
|
|
* [Device #5]
|
|
*/
|
|
host = alloc_host(test);
|
|
dev1 = alloc_dev_default(test, host, 0x3, true);
|
|
dev2 = alloc_dev_with_dpin(test, dev1, 0x303, true);
|
|
dev3 = alloc_dev_default(test, dev1, 0x503, true);
|
|
dev4 = alloc_dev_default(test, dev1, 0x703, true);
|
|
dev5 = alloc_dev_default(test, dev3, 0x50503, true);
|
|
|
|
in = &dev2->ports[13];
|
|
out = &dev5->ports[13];
|
|
|
|
dp_tunnel = tb_tunnel_alloc_dp(NULL, in, out, 0, 0);
|
|
KUNIT_ASSERT_TRUE(test, dp_tunnel != NULL);
|
|
|
|
KUNIT_EXPECT_TRUE(test, tb_tunnel_port_on_path(dp_tunnel, in));
|
|
KUNIT_EXPECT_TRUE(test, tb_tunnel_port_on_path(dp_tunnel, out));
|
|
|
|
port = &host->ports[8];
|
|
KUNIT_EXPECT_FALSE(test, tb_tunnel_port_on_path(dp_tunnel, port));
|
|
|
|
port = &host->ports[3];
|
|
KUNIT_EXPECT_FALSE(test, tb_tunnel_port_on_path(dp_tunnel, port));
|
|
|
|
port = &dev1->ports[1];
|
|
KUNIT_EXPECT_FALSE(test, tb_tunnel_port_on_path(dp_tunnel, port));
|
|
|
|
port = &dev1->ports[3];
|
|
KUNIT_EXPECT_TRUE(test, tb_tunnel_port_on_path(dp_tunnel, port));
|
|
|
|
port = &dev1->ports[5];
|
|
KUNIT_EXPECT_TRUE(test, tb_tunnel_port_on_path(dp_tunnel, port));
|
|
|
|
port = &dev1->ports[7];
|
|
KUNIT_EXPECT_FALSE(test, tb_tunnel_port_on_path(dp_tunnel, port));
|
|
|
|
port = &dev3->ports[1];
|
|
KUNIT_EXPECT_TRUE(test, tb_tunnel_port_on_path(dp_tunnel, port));
|
|
|
|
port = &dev5->ports[1];
|
|
KUNIT_EXPECT_TRUE(test, tb_tunnel_port_on_path(dp_tunnel, port));
|
|
|
|
port = &dev4->ports[1];
|
|
KUNIT_EXPECT_FALSE(test, tb_tunnel_port_on_path(dp_tunnel, port));
|
|
|
|
tb_tunnel_free(dp_tunnel);
|
|
}
|
|
|
|
static struct kunit_case tb_test_cases[] = {
|
|
KUNIT_CASE(tb_test_path_basic),
|
|
KUNIT_CASE(tb_test_path_not_connected_walk),
|
|
KUNIT_CASE(tb_test_path_single_hop_walk),
|
|
KUNIT_CASE(tb_test_path_daisy_chain_walk),
|
|
KUNIT_CASE(tb_test_path_simple_tree_walk),
|
|
KUNIT_CASE(tb_test_path_complex_tree_walk),
|
|
KUNIT_CASE(tb_test_path_max_length_walk),
|
|
KUNIT_CASE(tb_test_path_not_connected),
|
|
KUNIT_CASE(tb_test_path_not_bonded_lane0),
|
|
KUNIT_CASE(tb_test_path_not_bonded_lane1),
|
|
KUNIT_CASE(tb_test_path_not_bonded_lane1_chain),
|
|
KUNIT_CASE(tb_test_path_not_bonded_lane1_chain_reverse),
|
|
KUNIT_CASE(tb_test_path_mixed_chain),
|
|
KUNIT_CASE(tb_test_path_mixed_chain_reverse),
|
|
KUNIT_CASE(tb_test_tunnel_pcie),
|
|
KUNIT_CASE(tb_test_tunnel_dp),
|
|
KUNIT_CASE(tb_test_tunnel_dp_chain),
|
|
KUNIT_CASE(tb_test_tunnel_dp_tree),
|
|
KUNIT_CASE(tb_test_tunnel_dp_max_length),
|
|
KUNIT_CASE(tb_test_tunnel_port_on_path),
|
|
KUNIT_CASE(tb_test_tunnel_usb3),
|
|
{ }
|
|
};
|
|
|
|
static struct kunit_suite tb_test_suite = {
|
|
.name = "thunderbolt",
|
|
.test_cases = tb_test_cases,
|
|
};
|
|
|
|
static struct kunit_suite *tb_test_suites[] = { &tb_test_suite, NULL };
|
|
|
|
int tb_test_init(void)
|
|
{
|
|
return __kunit_test_suites_init(tb_test_suites);
|
|
}
|
|
|
|
void tb_test_exit(void)
|
|
{
|
|
return __kunit_test_suites_exit(tb_test_suites);
|
|
}
|