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/* SPDX-License-Identifier: GPL-2.0+ */
/*
* Copyright (c) 2013 Google, Inc.
*/
#ifndef __DM_TEST_H
#define __DM_TEST_H
#include <linux/types.h>
struct udevice;
/**
* struct dm_test_cdata - configuration data for test instance
*
* @ping_add: Amonut to add each time we get a ping
* @base: Base address of this device
*/
struct dm_test_pdata {
int ping_add;
uint32_t base;
};
/**
* struct test_ops - Operations supported by the test device
*
* @ping: Ping operation
* @dev: Device to operate on
* @pingval: Value to ping the device with
* @pingret: Returns resulting value from driver
* Return: 0 if OK, -ve on error
*/
struct test_ops {
int (*ping)(struct udevice *dev, int pingval, int *pingret);
};
/* Operations that our test driver supports */
enum {
DM_TEST_OP_BIND = 0,
DM_TEST_OP_UNBIND,
DM_TEST_OP_PROBE,
DM_TEST_OP_REMOVE,
/* For uclass */
DM_TEST_OP_POST_BIND,
DM_TEST_OP_PRE_UNBIND,
DM_TEST_OP_PRE_PROBE,
DM_TEST_OP_POST_PROBE,
DM_TEST_OP_PRE_REMOVE,
DM_TEST_OP_INIT,
DM_TEST_OP_DESTROY,
DM_TEST_OP_COUNT,
};
/* Test driver types */
enum {
DM_TEST_TYPE_FIRST = 0,
DM_TEST_TYPE_SECOND,
DM_TEST_TYPE_COUNT,
};
/* The number added to the ping total on each probe */
#define DM_TEST_START_TOTAL 5
/**
* struct dm_test_priv - private data for the test devices
*/
struct dm_test_priv {
int ping_total;
int op_count[DM_TEST_OP_COUNT];
int uclass_flag;
int uclass_total;
int uclass_postp;
};
/* struct dm_test_uc_priv - private data for the testdrv uclass */
struct dm_test_uc_priv {
int dummy;
};
/**
* struct dm_test_perdev_class_priv - private per-device data for test uclass
*/
struct dm_test_uclass_perdev_priv {
int base_add;
};
/**
* struct dm_test_uclass_priv - private data for test uclass
*/
struct dm_test_uclass_priv {
int total_add;
};
/**
* struct dm_test_uclass_plat - private plat data for test uclass
*/
struct dm_test_uclass_plat {
char dummy[32];
};
/**
* struct dm_test_parent_data - parent's information on each child
*
* @sum: Test value used to check parent data works correctly
* @flag: Used to track calling of parent operations
* @uclass_flag: Used to track calling of parent operations by uclass
*/
struct dm_test_parent_data {
int sum;
int flag;
};
/* Test values for test device's uclass platform data */
enum {
TEST_UC_PDATA_INTVAL1 = 2,
TEST_UC_PDATA_INTVAL2 = 334,
TEST_UC_PDATA_INTVAL3 = 789452,
};
/**
* struct dm_test_uclass_platda - uclass's information on each device
*
* @intval1: set to TEST_UC_PDATA_INTVAL1 in .post_bind method of test uclass
* @intval2: set to TEST_UC_PDATA_INTVAL2 in .post_bind method of test uclass
* @intval3: set to TEST_UC_PDATA_INTVAL3 in .post_bind method of test uclass
*/
struct dm_test_perdev_uc_pdata {
int intval1;
int intval2;
int intval3;
};
/*
* Operation counts for the test driver, used to check that each method is
* called correctly
*/
extern int dm_testdrv_op_count[DM_TEST_OP_COUNT];
extern struct unit_test_state global_dm_test_state;
/* Declare a new driver model test */
#define DM_TEST(_name, _flags) \
UNIT_TEST(_name, UT_TESTF_DM | UT_TESTF_CONSOLE_REC | (_flags), dm_test)
/*
* struct sandbox_sdl_plat - Platform data for the SDL video driver
*
* This platform data is needed in tests, so declare it here
*
* @xres: Width of display in pixels
* @yres: Height of display in pixels
* @bpix: Log2 of bits per pixel (enum video_log2_bpp)
* @rot: Console rotation (0=normal orientation, 1=90 degrees clockwise,
* 2=upside down, 3=90 degree counterclockwise)
* @vidconsole_drv_name: Name of video console driver (set by tests)
* @font_size: Console font size to select (set by tests)
*/
struct sandbox_sdl_plat {
int xres;
int yres;
int bpix;
int rot;
const char *vidconsole_drv_name;
int font_size;
};
/**
* struct dm_test_parent_plat - Used to track state in bus tests
*
* @count:
* @bind_flag: Indicates that the child post-bind method was called
* @uclass_bind_flag: Also indicates that the child post-bind method was called
*/
struct dm_test_parent_plat {
int count;
int bind_flag;
int uclass_bind_flag;
};
enum {
TEST_FLAG_CHILD_PROBED = 10,
TEST_FLAG_CHILD_REMOVED = -7,
};
/* Declare ping methods for the drivers */
int test_ping(struct udevice *dev, int pingval, int *pingret);
int testfdt_ping(struct udevice *dev, int pingval, int *pingret);
/**
* dm_check_operations() - Check that we can perform ping operations
*
* This checks that the ping operations work as expected for a device
*
* @dms: Overall test state
* @dev: Device to test
* @base: Base address, used to check ping return value
* @priv: Pointer to private test information
* Return: 0 if OK, -ve on error
*/
int dm_check_operations(struct unit_test_state *uts, struct udevice *dev,
uint32_t base, struct dm_test_priv *priv);
/**
* dm_check_devices() - check the devices respond to operations correctly
*
* @dms: Overall test state
* @num_devices: Number of test devices to check
* Return: 0 if OK, -ve on error
*/
int dm_check_devices(struct unit_test_state *uts, int num_devices);
/**
* dm_leak_check_start() - Prepare to check for a memory leak
*
* Call this before allocating memory to record the amount of memory being
* used.
*
* @dms: Overall test state
*/
void dm_leak_check_start(struct unit_test_state *uts);
/**
* dm_leak_check_end() - Check that no memory has leaked
*
* Call this after dm_leak_check_start() and after you have hopefuilly freed
* all the memory that was allocated. This function will print an error if
* it sees a different amount of total memory allocated than before.
*
* @dms: Overall test state
*/int dm_leak_check_end(struct unit_test_state *uts);
#endif
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