1 /* SPDX-License-Identifier: GPL-2.0+ */
3 * Copyright (c) 2013 Google, Inc.
9 #include <linux/types.h>
14 * struct dm_test_cdata - configuration data for test instance
16 * @ping_add: Amonut to add each time we get a ping
17 * @base: Base address of this device
19 struct dm_test_pdata {
25 * struct test_ops - Operations supported by the test device
27 * @ping: Ping operation
28 * @dev: Device to operate on
29 * @pingval: Value to ping the device with
30 * @pingret: Returns resulting value from driver
31 * Return: 0 if OK, -ve on error
34 int (*ping)(struct udevice *dev, int pingval, int *pingret);
37 /* Operations that our test driver supports */
46 DM_TEST_OP_PRE_UNBIND,
48 DM_TEST_OP_POST_PROBE,
49 DM_TEST_OP_PRE_REMOVE,
56 /* Test driver types */
58 DM_TEST_TYPE_FIRST = 0,
64 /* The number added to the ping total on each probe */
65 #define DM_TEST_START_TOTAL 5
68 * struct dm_test_priv - private data for the test devices
72 int op_count[DM_TEST_OP_COUNT];
78 /* struct dm_test_uc_priv - private data for the testdrv uclass */
79 struct dm_test_uc_priv {
84 * struct dm_test_perdev_class_priv - private per-device data for test uclass
86 struct dm_test_uclass_perdev_priv {
91 * struct dm_test_uclass_priv - private data for test uclass
93 struct dm_test_uclass_priv {
98 * struct dm_test_uclass_plat - private plat data for test uclass
100 struct dm_test_uclass_plat {
105 * struct dm_test_parent_data - parent's information on each child
107 * @sum: Test value used to check parent data works correctly
108 * @flag: Used to track calling of parent operations
109 * @uclass_flag: Used to track calling of parent operations by uclass
111 struct dm_test_parent_data {
116 /* Test values for test device's uclass platform data */
118 TEST_UC_PDATA_INTVAL1 = 2,
119 TEST_UC_PDATA_INTVAL2 = 334,
120 TEST_UC_PDATA_INTVAL3 = 789452,
124 * struct dm_test_uclass_platda - uclass's information on each device
126 * @intval1: set to TEST_UC_PDATA_INTVAL1 in .post_bind method of test uclass
127 * @intval2: set to TEST_UC_PDATA_INTVAL2 in .post_bind method of test uclass
128 * @intval3: set to TEST_UC_PDATA_INTVAL3 in .post_bind method of test uclass
130 struct dm_test_perdev_uc_pdata {
137 * Operation counts for the test driver, used to check that each method is
140 extern int dm_testdrv_op_count[DM_TEST_OP_COUNT];
142 extern struct unit_test_state global_dm_test_state;
144 /* Declare a new driver model test */
145 #define DM_TEST(_name, _flags) \
146 UNIT_TEST(_name, UT_TESTF_DM | UT_TESTF_CONSOLE_REC | (_flags), dm_test)
149 * struct sandbox_sdl_plat - Platform data for the SDL video driver
151 * This platform data is needed in tests, so declare it here
153 * @xres: Width of display in pixels
154 * @yres: Height of display in pixels
155 * @bpix: Log2 of bits per pixel (enum video_log2_bpp)
156 * @rot: Console rotation (0=normal orientation, 1=90 degrees clockwise,
157 * 2=upside down, 3=90 degree counterclockwise)
158 * @vidconsole_drv_name: Name of video console driver (set by tests)
159 * @font_size: Console font size to select (set by tests)
161 struct sandbox_sdl_plat {
166 const char *vidconsole_drv_name;
171 * struct dm_test_parent_plat - Used to track state in bus tests
174 * @bind_flag: Indicates that the child post-bind method was called
175 * @uclass_bind_flag: Also indicates that the child post-bind method was called
177 struct dm_test_parent_plat {
180 int uclass_bind_flag;
184 TEST_FLAG_CHILD_PROBED = 10,
185 TEST_FLAG_CHILD_REMOVED = -7,
188 /* Declare ping methods for the drivers */
189 int test_ping(struct udevice *dev, int pingval, int *pingret);
190 int testfdt_ping(struct udevice *dev, int pingval, int *pingret);
193 * dm_check_operations() - Check that we can perform ping operations
195 * This checks that the ping operations work as expected for a device
197 * @dms: Overall test state
198 * @dev: Device to test
199 * @base: Base address, used to check ping return value
200 * @priv: Pointer to private test information
201 * Return: 0 if OK, -ve on error
203 int dm_check_operations(struct unit_test_state *uts, struct udevice *dev,
204 uint32_t base, struct dm_test_priv *priv);
207 * dm_check_devices() - check the devices respond to operations correctly
209 * @dms: Overall test state
210 * @num_devices: Number of test devices to check
211 * Return: 0 if OK, -ve on error
213 int dm_check_devices(struct unit_test_state *uts, int num_devices);
216 * dm_leak_check_start() - Prepare to check for a memory leak
218 * Call this before allocating memory to record the amount of memory being
221 * @dms: Overall test state
223 void dm_leak_check_start(struct unit_test_state *uts);
226 * dm_leak_check_end() - Check that no memory has leaked
228 * Call this after dm_leak_check_start() and after you have hopefuilly freed
229 * all the memory that was allocated. This function will print an error if
230 * it sees a different amount of total memory allocated than before.
232 * @dms: Overall test state
233 */int dm_leak_check_end(struct unit_test_state *uts);