xref: /linux/drivers/platform/chrome/cros_ec_proto_test_util.h (revision d48d8380d92ba2db4fcf81c566093276dbbb4ebc)
1 /* SPDX-License-Identifier: GPL-2.0 */
2 /*
3  * CrOS Kunit tests utilities.
4  */
5 
6 #ifndef _CROS_KUNIT_UTIL_H_
7 #define _CROS_KUNIT_UTIL_H_
8 
9 #include <linux/platform_data/cros_ec_proto.h>
10 
11 struct ec_xfer_mock {
12 	struct list_head list;
13 	struct kunit *test;
14 
15 	/* input */
16 	void *i_data;
17 
18 	/* output */
19 	int ret;
20 	int result;
21 	void *o_data;
22 	u32 o_data_len;
23 
24 	/* input */
25 	/* Must be last -ends in a flexible-array member. */
26 	struct cros_ec_command msg;
27 };
28 
29 extern int cros_kunit_ec_xfer_mock_default_result;
30 extern int cros_kunit_ec_xfer_mock_default_ret;
31 extern int cros_kunit_ec_cmd_xfer_mock_called;
32 extern int cros_kunit_ec_pkt_xfer_mock_called;
33 
34 int cros_kunit_ec_xfer_mock(struct cros_ec_device *ec_dev, struct cros_ec_command *msg);
35 int cros_kunit_ec_cmd_xfer_mock(struct cros_ec_device *ec_dev, struct cros_ec_command *msg);
36 int cros_kunit_ec_pkt_xfer_mock(struct cros_ec_device *ec_dev, struct cros_ec_command *msg);
37 struct ec_xfer_mock *cros_kunit_ec_xfer_mock_add(struct kunit *test, size_t size);
38 struct ec_xfer_mock *cros_kunit_ec_xfer_mock_addx(struct kunit *test,
39 						  int ret, int result, size_t size);
40 struct ec_xfer_mock *cros_kunit_ec_xfer_mock_next(void);
41 
42 extern int cros_kunit_readmem_mock_offset;
43 extern u8 *cros_kunit_readmem_mock_data;
44 extern int cros_kunit_readmem_mock_ret;
45 
46 int cros_kunit_readmem_mock(struct cros_ec_device *ec_dev, unsigned int offset,
47 			    unsigned int bytes, void *dest);
48 
49 void cros_kunit_mock_reset(void);
50 
51 #endif
52