diff options
Diffstat (limited to 'drivers/hid/hid-uclogic-params-test.c')
| -rw-r--r-- | drivers/hid/hid-uclogic-params-test.c | 222 |
1 files changed, 222 insertions, 0 deletions
diff --git a/drivers/hid/hid-uclogic-params-test.c b/drivers/hid/hid-uclogic-params-test.c new file mode 100644 index 0000000000..a30121419a --- /dev/null +++ b/drivers/hid/hid-uclogic-params-test.c @@ -0,0 +1,222 @@ +// SPDX-License-Identifier: GPL-2.0+ + +/* + * HID driver for UC-Logic devices not fully compliant with HID standard + * + * Copyright (c) 2022 José Expósito <jose.exposito89@gmail.com> + */ + +#include <kunit/test.h> +#include "./hid-uclogic-params.h" +#include "./hid-uclogic-rdesc.h" + +#define MAX_STR_DESC_SIZE 14 + +struct uclogic_parse_ugee_v2_desc_case { + const char *name; + int res; + const __u8 str_desc[MAX_STR_DESC_SIZE]; + size_t str_desc_size; + const s32 desc_params[UCLOGIC_RDESC_PH_ID_NUM]; + enum uclogic_params_frame_type frame_type; +}; + +static struct uclogic_parse_ugee_v2_desc_case uclogic_parse_ugee_v2_desc_cases[] = { + { + .name = "invalid_str_desc", + .res = -EINVAL, + .str_desc = {}, + .str_desc_size = 0, + .desc_params = {}, + .frame_type = UCLOGIC_PARAMS_FRAME_BUTTONS, + }, + { + .name = "resolution_with_value_0", + .res = 0, + .str_desc = { + 0x0E, 0x03, + 0x70, 0xB2, + 0x10, 0x77, + 0x08, + 0x00, + 0xFF, 0x1F, + 0x00, 0x00, + }, + .str_desc_size = 12, + .desc_params = { + [UCLOGIC_RDESC_PEN_PH_ID_X_LM] = 0xB270, + [UCLOGIC_RDESC_PEN_PH_ID_X_PM] = 0, + [UCLOGIC_RDESC_PEN_PH_ID_Y_LM] = 0x7710, + [UCLOGIC_RDESC_PEN_PH_ID_Y_PM] = 0, + [UCLOGIC_RDESC_PEN_PH_ID_PRESSURE_LM] = 0x1FFF, + [UCLOGIC_RDESC_FRAME_PH_ID_UM] = 0x08, + }, + .frame_type = UCLOGIC_PARAMS_FRAME_BUTTONS, + }, + /* XP-PEN Deco L str_desc: Frame with 8 buttons */ + { + .name = "frame_type_buttons", + .res = 0, + .str_desc = { + 0x0E, 0x03, + 0x70, 0xB2, + 0x10, 0x77, + 0x08, + 0x00, + 0xFF, 0x1F, + 0xD8, 0x13, + }, + .str_desc_size = 12, + .desc_params = { + [UCLOGIC_RDESC_PEN_PH_ID_X_LM] = 0xB270, + [UCLOGIC_RDESC_PEN_PH_ID_X_PM] = 0x2320, + [UCLOGIC_RDESC_PEN_PH_ID_Y_LM] = 0x7710, + [UCLOGIC_RDESC_PEN_PH_ID_Y_PM] = 0x1770, + [UCLOGIC_RDESC_PEN_PH_ID_PRESSURE_LM] = 0x1FFF, + [UCLOGIC_RDESC_FRAME_PH_ID_UM] = 0x08, + }, + .frame_type = UCLOGIC_PARAMS_FRAME_BUTTONS, + }, + /* PARBLO A610 PRO str_desc: Frame with 9 buttons and dial */ + { + .name = "frame_type_dial", + .res = 0, + .str_desc = { + 0x0E, 0x03, + 0x96, 0xC7, + 0xF9, 0x7C, + 0x09, + 0x01, + 0xFF, 0x1F, + 0xD8, 0x13, + }, + .str_desc_size = 12, + .desc_params = { + [UCLOGIC_RDESC_PEN_PH_ID_X_LM] = 0xC796, + [UCLOGIC_RDESC_PEN_PH_ID_X_PM] = 0x2749, + [UCLOGIC_RDESC_PEN_PH_ID_Y_LM] = 0x7CF9, + [UCLOGIC_RDESC_PEN_PH_ID_Y_PM] = 0x1899, + [UCLOGIC_RDESC_PEN_PH_ID_PRESSURE_LM] = 0x1FFF, + [UCLOGIC_RDESC_FRAME_PH_ID_UM] = 0x09, + }, + .frame_type = UCLOGIC_PARAMS_FRAME_DIAL, + }, + /* XP-PEN Deco Pro S str_desc: Frame with 8 buttons and mouse */ + { + .name = "frame_type_mouse", + .res = 0, + .str_desc = { + 0x0E, 0x03, + 0xC8, 0xB3, + 0x34, 0x65, + 0x08, + 0x02, + 0xFF, 0x1F, + 0xD8, 0x13, + }, + .str_desc_size = 12, + .desc_params = { + [UCLOGIC_RDESC_PEN_PH_ID_X_LM] = 0xB3C8, + [UCLOGIC_RDESC_PEN_PH_ID_X_PM] = 0x2363, + [UCLOGIC_RDESC_PEN_PH_ID_Y_LM] = 0x6534, + [UCLOGIC_RDESC_PEN_PH_ID_Y_PM] = 0x13EC, + [UCLOGIC_RDESC_PEN_PH_ID_PRESSURE_LM] = 0x1FFF, + [UCLOGIC_RDESC_FRAME_PH_ID_UM] = 0x08, + }, + .frame_type = UCLOGIC_PARAMS_FRAME_MOUSE, + }, +}; + +static void uclogic_parse_ugee_v2_desc_case_desc(struct uclogic_parse_ugee_v2_desc_case *t, + char *desc) +{ + strscpy(desc, t->name, KUNIT_PARAM_DESC_SIZE); +} + +KUNIT_ARRAY_PARAM(uclogic_parse_ugee_v2_desc, uclogic_parse_ugee_v2_desc_cases, + uclogic_parse_ugee_v2_desc_case_desc); + +static void hid_test_uclogic_parse_ugee_v2_desc(struct kunit *test) +{ + int res; + s32 desc_params[UCLOGIC_RDESC_PH_ID_NUM]; + enum uclogic_params_frame_type frame_type; + const struct uclogic_parse_ugee_v2_desc_case *params = test->param_value; + + res = uclogic_params_parse_ugee_v2_desc(params->str_desc, + params->str_desc_size, + desc_params, + ARRAY_SIZE(desc_params), + &frame_type); + KUNIT_ASSERT_EQ(test, res, params->res); + + if (res) + return; + + KUNIT_EXPECT_EQ(test, + params->desc_params[UCLOGIC_RDESC_PEN_PH_ID_X_LM], + desc_params[UCLOGIC_RDESC_PEN_PH_ID_X_LM]); + KUNIT_EXPECT_EQ(test, + params->desc_params[UCLOGIC_RDESC_PEN_PH_ID_X_PM], + desc_params[UCLOGIC_RDESC_PEN_PH_ID_X_PM]); + KUNIT_EXPECT_EQ(test, + params->desc_params[UCLOGIC_RDESC_PEN_PH_ID_Y_LM], + desc_params[UCLOGIC_RDESC_PEN_PH_ID_Y_LM]); + KUNIT_EXPECT_EQ(test, + params->desc_params[UCLOGIC_RDESC_PEN_PH_ID_Y_PM], + desc_params[UCLOGIC_RDESC_PEN_PH_ID_Y_PM]); + KUNIT_EXPECT_EQ(test, + params->desc_params[UCLOGIC_RDESC_PEN_PH_ID_PRESSURE_LM], + desc_params[UCLOGIC_RDESC_PEN_PH_ID_PRESSURE_LM]); + KUNIT_EXPECT_EQ(test, + params->desc_params[UCLOGIC_RDESC_FRAME_PH_ID_UM], + desc_params[UCLOGIC_RDESC_FRAME_PH_ID_UM]); + KUNIT_EXPECT_EQ(test, params->frame_type, frame_type); +} + +struct fake_device { + unsigned long quirks; +}; + +static void hid_test_uclogic_params_cleanup_event_hooks(struct kunit *test) +{ + int res, n; + struct hid_device *hdev; + struct fake_device *fake_dev; + struct uclogic_params p = {0, }; + + hdev = kunit_kzalloc(test, sizeof(struct hid_device), GFP_KERNEL); + KUNIT_ASSERT_NOT_ERR_OR_NULL(test, hdev); + + fake_dev = kunit_kzalloc(test, sizeof(struct fake_device), GFP_KERNEL); + KUNIT_ASSERT_NOT_ERR_OR_NULL(test, fake_dev); + + hid_set_drvdata(hdev, fake_dev); + + res = uclogic_params_ugee_v2_init_event_hooks(hdev, &p); + KUNIT_ASSERT_EQ(test, res, 0); + + /* Check that the function can be called repeatedly */ + for (n = 0; n < 4; n++) { + uclogic_params_cleanup_event_hooks(&p); + KUNIT_EXPECT_PTR_EQ(test, p.event_hooks, NULL); + } +} + +static struct kunit_case hid_uclogic_params_test_cases[] = { + KUNIT_CASE_PARAM(hid_test_uclogic_parse_ugee_v2_desc, + uclogic_parse_ugee_v2_desc_gen_params), + KUNIT_CASE(hid_test_uclogic_params_cleanup_event_hooks), + {} +}; + +static struct kunit_suite hid_uclogic_params_test_suite = { + .name = "hid_uclogic_params_test", + .test_cases = hid_uclogic_params_test_cases, +}; + +kunit_test_suite(hid_uclogic_params_test_suite); + +MODULE_DESCRIPTION("KUnit tests for the UC-Logic driver"); +MODULE_LICENSE("GPL"); +MODULE_AUTHOR("José Expósito <jose.exposito89@gmail.com>"); |