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Diffstat (limited to 'drivers/thunderbolt/test.c')
-rw-r--r--drivers/thunderbolt/test.c163
1 files changed, 123 insertions, 40 deletions
diff --git a/drivers/thunderbolt/test.c b/drivers/thunderbolt/test.c
index 24c06e7354cd..1f4318249c22 100644
--- a/drivers/thunderbolt/test.c
+++ b/drivers/thunderbolt/test.c
@@ -170,6 +170,23 @@ static struct tb_switch *alloc_host_usb4(struct kunit *test)
return sw;
}
+static struct tb_switch *alloc_host_br(struct kunit *test)
+{
+ struct tb_switch *sw;
+
+ sw = alloc_host_usb4(test);
+ if (!sw)
+ return NULL;
+
+ sw->ports[10].config.type = TB_TYPE_DP_HDMI_IN;
+ sw->ports[10].config.max_in_hop_id = 9;
+ sw->ports[10].config.max_out_hop_id = 9;
+ sw->ports[10].cap_adap = -1;
+ sw->ports[10].disabled = false;
+
+ return sw;
+}
+
static struct tb_switch *alloc_dev_default(struct kunit *test,
struct tb_switch *parent,
u64 route, bool bonded)
@@ -1365,8 +1382,8 @@ static void tb_test_tunnel_pcie(struct kunit *test)
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);
+ tb_tunnel_put(tunnel2);
+ tb_tunnel_put(tunnel1);
}
static void tb_test_tunnel_dp(struct kunit *test)
@@ -1389,7 +1406,7 @@ static void tb_test_tunnel_dp(struct kunit *test)
in = &host->ports[5];
out = &dev->ports[13];
- tunnel = tb_tunnel_alloc_dp(NULL, in, out, 1, 0, 0);
+ tunnel = tb_tunnel_alloc_dp(NULL, in, out, 1, 0, 0, NULL, NULL);
KUNIT_ASSERT_NOT_NULL(test, tunnel);
KUNIT_EXPECT_EQ(test, tunnel->type, TB_TUNNEL_DP);
KUNIT_EXPECT_PTR_EQ(test, tunnel->src_port, in);
@@ -1404,7 +1421,7 @@ static void tb_test_tunnel_dp(struct kunit *test)
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);
+ tb_tunnel_put(tunnel);
}
static void tb_test_tunnel_dp_chain(struct kunit *test)
@@ -1435,7 +1452,7 @@ static void tb_test_tunnel_dp_chain(struct kunit *test)
in = &host->ports[5];
out = &dev4->ports[14];
- tunnel = tb_tunnel_alloc_dp(NULL, in, out, 1, 0, 0);
+ tunnel = tb_tunnel_alloc_dp(NULL, in, out, 1, 0, 0, NULL, NULL);
KUNIT_ASSERT_NOT_NULL(test, tunnel);
KUNIT_EXPECT_EQ(test, tunnel->type, TB_TUNNEL_DP);
KUNIT_EXPECT_PTR_EQ(test, tunnel->src_port, in);
@@ -1450,7 +1467,7 @@ static void tb_test_tunnel_dp_chain(struct kunit *test)
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);
+ tb_tunnel_put(tunnel);
}
static void tb_test_tunnel_dp_tree(struct kunit *test)
@@ -1485,7 +1502,7 @@ static void tb_test_tunnel_dp_tree(struct kunit *test)
in = &dev2->ports[13];
out = &dev5->ports[13];
- tunnel = tb_tunnel_alloc_dp(NULL, in, out, 1, 0, 0);
+ tunnel = tb_tunnel_alloc_dp(NULL, in, out, 1, 0, 0, NULL, NULL);
KUNIT_ASSERT_NOT_NULL(test, tunnel);
KUNIT_EXPECT_EQ(test, tunnel->type, TB_TUNNEL_DP);
KUNIT_EXPECT_PTR_EQ(test, tunnel->src_port, in);
@@ -1500,7 +1517,7 @@ static void tb_test_tunnel_dp_tree(struct kunit *test)
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);
+ tb_tunnel_put(tunnel);
}
static void tb_test_tunnel_dp_max_length(struct kunit *test)
@@ -1550,7 +1567,7 @@ static void tb_test_tunnel_dp_max_length(struct kunit *test)
in = &dev6->ports[13];
out = &dev12->ports[13];
- tunnel = tb_tunnel_alloc_dp(NULL, in, out, 1, 0, 0);
+ tunnel = tb_tunnel_alloc_dp(NULL, in, out, 1, 0, 0, NULL, NULL);
KUNIT_ASSERT_NOT_NULL(test, tunnel);
KUNIT_EXPECT_EQ(test, tunnel->type, TB_TUNNEL_DP);
KUNIT_EXPECT_PTR_EQ(test, tunnel->src_port, in);
@@ -1580,7 +1597,72 @@ static void tb_test_tunnel_dp_max_length(struct kunit *test)
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);
+ tb_tunnel_put(tunnel);
+}
+
+static void tb_test_tunnel_3dp(struct kunit *test)
+{
+ struct tb_switch *host, *dev1, *dev2, *dev3, *dev4, *dev5;
+ struct tb_port *in1, *in2, *in3, *out1, *out2, *out3;
+ struct tb_tunnel *tunnel1, *tunnel2, *tunnel3;
+
+ /*
+ * Create 3 DP tunnels from Host to Devices #2, #5 and #4.
+ *
+ * [Host]
+ * 3 |
+ * 1 |
+ * [Device #1]
+ * 3 / | 5 \ 7
+ * 1 / | \ 1
+ * [Device #2] | [Device #4]
+ * | 1
+ * [Device #3]
+ * | 5
+ * | 1
+ * [Device #5]
+ */
+ host = alloc_host_br(test);
+ dev1 = alloc_dev_default(test, host, 0x3, true);
+ dev2 = alloc_dev_default(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);
+
+ in1 = &host->ports[5];
+ in2 = &host->ports[6];
+ in3 = &host->ports[10];
+
+ out1 = &dev2->ports[13];
+ out2 = &dev5->ports[13];
+ out3 = &dev4->ports[14];
+
+ tunnel1 = tb_tunnel_alloc_dp(NULL, in1, out1, 1, 0, 0, NULL, NULL);
+ KUNIT_ASSERT_TRUE(test, tunnel1 != NULL);
+ KUNIT_EXPECT_EQ(test, tunnel1->type, TB_TUNNEL_DP);
+ KUNIT_EXPECT_PTR_EQ(test, tunnel1->src_port, in1);
+ KUNIT_EXPECT_PTR_EQ(test, tunnel1->dst_port, out1);
+ KUNIT_ASSERT_EQ(test, tunnel1->npaths, 3);
+ KUNIT_ASSERT_EQ(test, tunnel1->paths[0]->path_length, 3);
+
+ tunnel2 = tb_tunnel_alloc_dp(NULL, in2, out2, 1, 0, 0, NULL, NULL);
+ KUNIT_ASSERT_TRUE(test, tunnel2 != NULL);
+ KUNIT_EXPECT_EQ(test, tunnel2->type, TB_TUNNEL_DP);
+ KUNIT_EXPECT_PTR_EQ(test, tunnel2->src_port, in2);
+ KUNIT_EXPECT_PTR_EQ(test, tunnel2->dst_port, out2);
+ KUNIT_ASSERT_EQ(test, tunnel2->npaths, 3);
+ KUNIT_ASSERT_EQ(test, tunnel2->paths[0]->path_length, 4);
+
+ tunnel3 = tb_tunnel_alloc_dp(NULL, in3, out3, 1, 0, 0, NULL, NULL);
+ KUNIT_ASSERT_TRUE(test, tunnel3 != NULL);
+ KUNIT_EXPECT_EQ(test, tunnel3->type, TB_TUNNEL_DP);
+ KUNIT_EXPECT_PTR_EQ(test, tunnel3->src_port, in3);
+ KUNIT_EXPECT_PTR_EQ(test, tunnel3->dst_port, out3);
+ KUNIT_ASSERT_EQ(test, tunnel3->npaths, 3);
+ KUNIT_ASSERT_EQ(test, tunnel3->paths[0]->path_length, 3);
+
+ tb_tunnel_put(tunnel2);
+ tb_tunnel_put(tunnel1);
}
static void tb_test_tunnel_usb3(struct kunit *test)
@@ -1634,8 +1716,8 @@ static void tb_test_tunnel_usb3(struct kunit *test)
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);
+ tb_tunnel_put(tunnel2);
+ tb_tunnel_put(tunnel1);
}
static void tb_test_tunnel_port_on_path(struct kunit *test)
@@ -1668,7 +1750,7 @@ static void tb_test_tunnel_port_on_path(struct kunit *test)
in = &dev2->ports[13];
out = &dev5->ports[13];
- dp_tunnel = tb_tunnel_alloc_dp(NULL, in, out, 1, 0, 0);
+ dp_tunnel = tb_tunnel_alloc_dp(NULL, in, out, 1, 0, 0, NULL, NULL);
KUNIT_ASSERT_NOT_NULL(test, dp_tunnel);
KUNIT_EXPECT_TRUE(test, tb_tunnel_port_on_path(dp_tunnel, in));
@@ -1701,7 +1783,7 @@ static void tb_test_tunnel_port_on_path(struct kunit *test)
port = &dev4->ports[1];
KUNIT_EXPECT_FALSE(test, tb_tunnel_port_on_path(dp_tunnel, port));
- tb_tunnel_free(dp_tunnel);
+ tb_tunnel_put(dp_tunnel);
}
static void tb_test_tunnel_dma(struct kunit *test)
@@ -1744,7 +1826,7 @@ static void tb_test_tunnel_dma(struct kunit *test)
KUNIT_EXPECT_PTR_EQ(test, tunnel->paths[1]->hops[0].out_port, port);
KUNIT_EXPECT_EQ(test, tunnel->paths[1]->hops[0].next_hop_index, 8);
- tb_tunnel_free(tunnel);
+ tb_tunnel_put(tunnel);
}
static void tb_test_tunnel_dma_rx(struct kunit *test)
@@ -1781,7 +1863,7 @@ static void tb_test_tunnel_dma_rx(struct kunit *test)
KUNIT_EXPECT_PTR_EQ(test, tunnel->paths[0]->hops[0].out_port, nhi);
KUNIT_EXPECT_EQ(test, tunnel->paths[0]->hops[0].next_hop_index, 2);
- tb_tunnel_free(tunnel);
+ tb_tunnel_put(tunnel);
}
static void tb_test_tunnel_dma_tx(struct kunit *test)
@@ -1818,7 +1900,7 @@ static void tb_test_tunnel_dma_tx(struct kunit *test)
KUNIT_EXPECT_PTR_EQ(test, tunnel->paths[0]->hops[0].out_port, port);
KUNIT_EXPECT_EQ(test, tunnel->paths[0]->hops[0].next_hop_index, 15);
- tb_tunnel_free(tunnel);
+ tb_tunnel_put(tunnel);
}
static void tb_test_tunnel_dma_chain(struct kunit *test)
@@ -1884,7 +1966,7 @@ static void tb_test_tunnel_dma_chain(struct kunit *test)
KUNIT_EXPECT_PTR_EQ(test, tunnel->paths[1]->hops[2].out_port, port);
KUNIT_EXPECT_EQ(test, tunnel->paths[1]->hops[2].next_hop_index, 8);
- tb_tunnel_free(tunnel);
+ tb_tunnel_put(tunnel);
}
static void tb_test_tunnel_dma_match(struct kunit *test)
@@ -1911,7 +1993,7 @@ static void tb_test_tunnel_dma_match(struct kunit *test)
KUNIT_ASSERT_TRUE(test, tb_tunnel_match_dma(tunnel, -1, -1, -1, -1));
KUNIT_ASSERT_FALSE(test, tb_tunnel_match_dma(tunnel, 8, -1, 8, -1));
- tb_tunnel_free(tunnel);
+ tb_tunnel_put(tunnel);
tunnel = tb_tunnel_alloc_dma(NULL, nhi, port, 15, 1, -1, -1);
KUNIT_ASSERT_NOT_NULL(test, tunnel);
@@ -1923,7 +2005,7 @@ static void tb_test_tunnel_dma_match(struct kunit *test)
KUNIT_ASSERT_FALSE(test, tb_tunnel_match_dma(tunnel, -1, -1, 15, 1));
KUNIT_ASSERT_FALSE(test, tb_tunnel_match_dma(tunnel, 15, 11, -1, -1));
- tb_tunnel_free(tunnel);
+ tb_tunnel_put(tunnel);
tunnel = tb_tunnel_alloc_dma(NULL, nhi, port, -1, -1, 15, 11);
KUNIT_ASSERT_NOT_NULL(test, tunnel);
@@ -1935,7 +2017,7 @@ static void tb_test_tunnel_dma_match(struct kunit *test)
KUNIT_ASSERT_FALSE(test, tb_tunnel_match_dma(tunnel, -1, -1, 10, 11));
KUNIT_ASSERT_FALSE(test, tb_tunnel_match_dma(tunnel, 15, 11, -1, -1));
- tb_tunnel_free(tunnel);
+ tb_tunnel_put(tunnel);
}
static void tb_test_credit_alloc_legacy_not_bonded(struct kunit *test)
@@ -1968,7 +2050,7 @@ static void tb_test_credit_alloc_legacy_not_bonded(struct kunit *test)
KUNIT_EXPECT_EQ(test, path->hops[1].nfc_credits, 0U);
KUNIT_EXPECT_EQ(test, path->hops[1].initial_credits, 16U);
- tb_tunnel_free(tunnel);
+ tb_tunnel_put(tunnel);
}
static void tb_test_credit_alloc_legacy_bonded(struct kunit *test)
@@ -2001,7 +2083,7 @@ static void tb_test_credit_alloc_legacy_bonded(struct kunit *test)
KUNIT_EXPECT_EQ(test, path->hops[1].nfc_credits, 0U);
KUNIT_EXPECT_EQ(test, path->hops[1].initial_credits, 32U);
- tb_tunnel_free(tunnel);
+ tb_tunnel_put(tunnel);
}
static void tb_test_credit_alloc_pcie(struct kunit *test)
@@ -2034,7 +2116,7 @@ static void tb_test_credit_alloc_pcie(struct kunit *test)
KUNIT_EXPECT_EQ(test, path->hops[1].nfc_credits, 0U);
KUNIT_EXPECT_EQ(test, path->hops[1].initial_credits, 64U);
- tb_tunnel_free(tunnel);
+ tb_tunnel_put(tunnel);
}
static void tb_test_credit_alloc_without_dp(struct kunit *test)
@@ -2084,7 +2166,7 @@ static void tb_test_credit_alloc_without_dp(struct kunit *test)
KUNIT_EXPECT_EQ(test, path->hops[1].nfc_credits, 0U);
KUNIT_EXPECT_EQ(test, path->hops[1].initial_credits, 64U);
- tb_tunnel_free(tunnel);
+ tb_tunnel_put(tunnel);
}
static void tb_test_credit_alloc_dp(struct kunit *test)
@@ -2100,7 +2182,7 @@ static void tb_test_credit_alloc_dp(struct kunit *test)
in = &host->ports[5];
out = &dev->ports[14];
- tunnel = tb_tunnel_alloc_dp(NULL, in, out, 1, 0, 0);
+ tunnel = tb_tunnel_alloc_dp(NULL, in, out, 1, 0, 0, NULL, NULL);
KUNIT_ASSERT_NOT_NULL(test, tunnel);
KUNIT_ASSERT_EQ(test, tunnel->npaths, (size_t)3);
@@ -2128,7 +2210,7 @@ static void tb_test_credit_alloc_dp(struct kunit *test)
KUNIT_EXPECT_EQ(test, path->hops[1].nfc_credits, 0U);
KUNIT_EXPECT_EQ(test, path->hops[1].initial_credits, 1U);
- tb_tunnel_free(tunnel);
+ tb_tunnel_put(tunnel);
}
static void tb_test_credit_alloc_usb3(struct kunit *test)
@@ -2161,7 +2243,7 @@ static void tb_test_credit_alloc_usb3(struct kunit *test)
KUNIT_EXPECT_EQ(test, path->hops[1].nfc_credits, 0U);
KUNIT_EXPECT_EQ(test, path->hops[1].initial_credits, 32U);
- tb_tunnel_free(tunnel);
+ tb_tunnel_put(tunnel);
}
static void tb_test_credit_alloc_dma(struct kunit *test)
@@ -2197,7 +2279,7 @@ static void tb_test_credit_alloc_dma(struct kunit *test)
KUNIT_EXPECT_EQ(test, path->hops[1].nfc_credits, 0U);
KUNIT_EXPECT_EQ(test, path->hops[1].initial_credits, 14U);
- tb_tunnel_free(tunnel);
+ tb_tunnel_put(tunnel);
}
static void tb_test_credit_alloc_dma_multiple(struct kunit *test)
@@ -2274,7 +2356,7 @@ static void tb_test_credit_alloc_dma_multiple(struct kunit *test)
* Release the first DMA tunnel. That should make 14 buffers
* available for the next tunnel.
*/
- tb_tunnel_free(tunnel1);
+ tb_tunnel_put(tunnel1);
tunnel3 = tb_tunnel_alloc_dma(NULL, nhi, port, 10, 3, 10, 3);
KUNIT_ASSERT_NOT_NULL(test, tunnel3);
@@ -2293,8 +2375,8 @@ static void tb_test_credit_alloc_dma_multiple(struct kunit *test)
KUNIT_EXPECT_EQ(test, path->hops[1].nfc_credits, 0U);
KUNIT_EXPECT_EQ(test, path->hops[1].initial_credits, 14U);
- tb_tunnel_free(tunnel3);
- tb_tunnel_free(tunnel2);
+ tb_tunnel_put(tunnel3);
+ tb_tunnel_put(tunnel2);
}
static struct tb_tunnel *TB_TEST_PCIE_TUNNEL(struct kunit *test,
@@ -2336,7 +2418,7 @@ static struct tb_tunnel *TB_TEST_DP_TUNNEL1(struct kunit *test,
in = &host->ports[5];
out = &dev->ports[13];
- dp_tunnel1 = tb_tunnel_alloc_dp(NULL, in, out, 1, 0, 0);
+ dp_tunnel1 = tb_tunnel_alloc_dp(NULL, in, out, 1, 0, 0, NULL, NULL);
KUNIT_ASSERT_NOT_NULL(test, dp_tunnel1);
KUNIT_ASSERT_EQ(test, dp_tunnel1->npaths, (size_t)3);
@@ -2373,7 +2455,7 @@ static struct tb_tunnel *TB_TEST_DP_TUNNEL2(struct kunit *test,
in = &host->ports[6];
out = &dev->ports[14];
- dp_tunnel2 = tb_tunnel_alloc_dp(NULL, in, out, 1, 0, 0);
+ dp_tunnel2 = tb_tunnel_alloc_dp(NULL, in, out, 1, 0, 0, NULL, NULL);
KUNIT_ASSERT_NOT_NULL(test, dp_tunnel2);
KUNIT_ASSERT_EQ(test, dp_tunnel2->npaths, (size_t)3);
@@ -2513,12 +2595,12 @@ static void tb_test_credit_alloc_all(struct kunit *test)
dma_tunnel1 = TB_TEST_DMA_TUNNEL1(test, host, dev);
dma_tunnel2 = TB_TEST_DMA_TUNNEL2(test, host, dev);
- tb_tunnel_free(dma_tunnel2);
- tb_tunnel_free(dma_tunnel1);
- tb_tunnel_free(usb3_tunnel);
- tb_tunnel_free(dp_tunnel2);
- tb_tunnel_free(dp_tunnel1);
- tb_tunnel_free(pcie_tunnel);
+ tb_tunnel_put(dma_tunnel2);
+ tb_tunnel_put(dma_tunnel1);
+ tb_tunnel_put(usb3_tunnel);
+ tb_tunnel_put(dp_tunnel2);
+ tb_tunnel_put(dp_tunnel1);
+ tb_tunnel_put(pcie_tunnel);
}
static const u32 root_directory[] = {
@@ -2790,6 +2872,7 @@ static struct kunit_case tb_test_cases[] = {
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_3dp),
KUNIT_CASE(tb_test_tunnel_port_on_path),
KUNIT_CASE(tb_test_tunnel_usb3),
KUNIT_CASE(tb_test_tunnel_dma),
generated by cgit (git 2.34.1) at 2025-12-21 22:34:53 +0000