1 # SPDX-License-Identifier: GPL-2.0
2 # Copyright (c) 2016, NVIDIA CORPORATION. All rights reserved.
8 def in_tree(response, name, uclass, drv, depth, last_child):
9 lines = [x.strip() for x in response.splitlines()]
10 leaf = ' ' * 4 * depth;
15 leaf = leaf + '-- ' + name
16 line = ' *{:10.10} [0-9]* \[ [ +] \] {:20.20} {}$'.format(uclass, drv, leaf)
17 prog = re.compile(line)
24 @pytest.mark.buildconfigspec('cmd_bind')
25 def test_bind_unbind_with_node(u_boot_console):
27 #bind /bind-test. Device should come up as well as its children
28 response = u_boot_console.run_command("bind /bind-test generic_simple_bus")
30 tree = u_boot_console.run_command("dm tree")
31 assert in_tree(tree, "bind-test", "simple_bus", "generic_simple_bus", 0, True)
32 assert in_tree(tree, "bind-test-child1", "phy", "phy_sandbox", 1, False)
33 assert in_tree(tree, "bind-test-child2", "simple_bus", "generic_simple_bus", 1, True)
35 #Unbind child #1. No error expected and all devices should be there except for bind-test-child1
36 response = u_boot_console.run_command("unbind /bind-test/bind-test-child1")
38 tree = u_boot_console.run_command("dm tree")
39 assert in_tree(tree, "bind-test", "simple_bus", "generic_simple_bus", 0, True)
40 assert "bind-test-child1" not in tree
41 assert in_tree(tree, "bind-test-child2", "simple_bus", "generic_simple_bus", 1, True)
43 #bind child #1. No error expected and all devices should be there
44 response = u_boot_console.run_command("bind /bind-test/bind-test-child1 phy_sandbox")
46 tree = u_boot_console.run_command("dm tree")
47 assert in_tree(tree, "bind-test", "simple_bus", "generic_simple_bus", 0, True)
48 assert in_tree(tree, "bind-test-child1", "phy", "phy_sandbox", 1, True)
49 assert in_tree(tree, "bind-test-child2", "simple_bus", "generic_simple_bus", 1, False)
51 #Unbind child #2. No error expected and all devices should be there except for bind-test-child2
52 response = u_boot_console.run_command("unbind /bind-test/bind-test-child2")
54 tree = u_boot_console.run_command("dm tree")
55 assert in_tree(tree, "bind-test", "simple_bus", "generic_simple_bus", 0, True)
56 assert in_tree(tree, "bind-test-child1", "phy", "phy_sandbox", 1, True)
57 assert "bind-test-child2" not in tree
60 #Bind child #2. No error expected and all devices should be there
61 response = u_boot_console.run_command("bind /bind-test/bind-test-child2 generic_simple_bus")
63 tree = u_boot_console.run_command("dm tree")
64 assert in_tree(tree, "bind-test", "simple_bus", "generic_simple_bus", 0, True)
65 assert in_tree(tree, "bind-test-child1", "phy", "phy_sandbox", 1, False)
66 assert in_tree(tree, "bind-test-child2", "simple_bus", "generic_simple_bus", 1, True)
68 #Unbind parent. No error expected. All devices should be removed and unbound
69 response = u_boot_console.run_command("unbind /bind-test")
71 tree = u_boot_console.run_command("dm tree")
72 assert "bind-test" not in tree
73 assert "bind-test-child1" not in tree
74 assert "bind-test-child2" not in tree
76 #try binding invalid node with valid driver
77 response = u_boot_console.run_command("bind /not-a-valid-node generic_simple_bus")
79 tree = u_boot_console.run_command("dm tree")
80 assert "not-a-valid-node" not in tree
82 #try binding valid node with invalid driver
83 response = u_boot_console.run_command("bind /bind-test not_a_driver")
85 tree = u_boot_console.run_command("dm tree")
86 assert "bind-test" not in tree
88 #bind /bind-test. Device should come up as well as its children
89 response = u_boot_console.run_command("bind /bind-test generic_simple_bus")
91 tree = u_boot_console.run_command("dm tree")
92 assert in_tree(tree, "bind-test", "simple_bus", "generic_simple_bus", 0, True)
93 assert in_tree(tree, "bind-test-child1", "phy", "phy_sandbox", 1, False)
94 assert in_tree(tree, "bind-test-child2", "simple_bus", "generic_simple_bus", 1, True)
96 response = u_boot_console.run_command("unbind /bind-test")
99 def get_next_line(tree, name):
100 treelines = [x.strip() for x in tree.splitlines() if x.strip()]
102 for idx, line in enumerate(treelines):
103 if ("-- " + name) in line:
105 child_line = treelines[idx+1]
111 @pytest.mark.buildconfigspec('cmd_bind')
112 def test_bind_unbind_with_uclass(u_boot_console):
114 response = u_boot_console.run_command("bind /bind-test generic_simple_bus")
115 assert response == ''
117 #make sure bind-test-child2 is there and get its uclass/index pair
118 tree = u_boot_console.run_command("dm tree")
119 child2_line = [x.strip() for x in tree.splitlines() if "-- bind-test-child2" in x]
120 assert len(child2_line) == 1
122 child2_uclass = child2_line[0].split()[0]
123 child2_index = int(child2_line[0].split()[1])
125 #bind generic_simple_bus as a child of bind-test-child2
126 response = u_boot_console.run_command("bind {} {} generic_simple_bus".format(child2_uclass, child2_index, "generic_simple_bus"))
128 #check that the child is there and its uclass/index pair is right
129 tree = u_boot_console.run_command("dm tree")
131 child_of_child2_line = get_next_line(tree, "bind-test-child2")
132 assert child_of_child2_line
133 child_of_child2_index = int(child_of_child2_line.split()[1])
134 assert in_tree(tree, "generic_simple_bus", "simple_bus", "generic_simple_bus", 2, True)
135 assert child_of_child2_index == child2_index + 1
137 #unbind the child and check it has been removed
138 response = u_boot_console.run_command("unbind simple_bus {}".format(child_of_child2_index))
139 assert response == ''
140 tree = u_boot_console.run_command("dm tree")
141 assert in_tree(tree, "bind-test-child2", "simple_bus", "generic_simple_bus", 1, True)
142 assert not in_tree(tree, "generic_simple_bus", "simple_bus", "generic_simple_bus", 2, True)
143 child_of_child2_line = get_next_line(tree, "bind-test-child2")
144 assert child_of_child2_line == ""
146 #bind generic_simple_bus as a child of bind-test-child2
147 response = u_boot_console.run_command("bind {} {} generic_simple_bus".format(child2_uclass, child2_index, "generic_simple_bus"))
149 #check that the child is there and its uclass/index pair is right
150 tree = u_boot_console.run_command("dm tree")
151 treelines = [x.strip() for x in tree.splitlines() if x.strip()]
153 child_of_child2_line = get_next_line(tree, "bind-test-child2")
154 assert child_of_child2_line
155 child_of_child2_index = int(child_of_child2_line.split()[1])
156 assert in_tree(tree, "generic_simple_bus", "simple_bus", "generic_simple_bus", 2, True)
157 assert child_of_child2_index == child2_index + 1
159 #unbind the child and check it has been removed
160 response = u_boot_console.run_command("unbind {} {} generic_simple_bus".format(child2_uclass, child2_index, "generic_simple_bus"))
161 assert response == ''
163 tree = u_boot_console.run_command("dm tree")
164 assert in_tree(tree, "bind-test-child2", "simple_bus", "generic_simple_bus", 1, True)
166 child_of_child2_line = get_next_line(tree, "bind-test-child2")
167 assert child_of_child2_line == ""
169 #unbind the child again and check it doesn't change the tree
170 tree_old = u_boot_console.run_command("dm tree")
171 response = u_boot_console.run_command("unbind {} {} generic_simple_bus".format(child2_uclass, child2_index, "generic_simple_bus"))
172 tree_new = u_boot_console.run_command("dm tree")
174 assert response == ''
175 assert tree_old == tree_new
177 response = u_boot_console.run_command("unbind /bind-test")
178 assert response == ''