Lines Matching +full:gpio +full:- +full:keymap
1 // SPDX-License-Identifier: GPL-2.0-only
10 * 2010 - 2012 Goodix Technology.
17 #include <linux/gpio/consumer.h>
66 /* Our special handling for GPIO accesses through ACPI is x86 specific */
117 unsigned short keymap[GOODIX_MAX_KEYS]; member
190 DMI_EXACT_MATCH(DMI_PRODUCT_VERSION, "YETI-11"),
197 DMI_MATCH(DMI_PRODUCT_NAME, "Lenovo YB1-X91"),
210 .ident = "Cube I15-TC",
213 DMI_MATCH(DMI_PRODUCT_NAME, "I15-TC")
221 * goodix_i2c_read - read data from a register of the i2c slave device.
236 msgs[0].addr = client->addr; in goodix_i2c_read()
241 msgs[1].addr = client->addr; in goodix_i2c_read()
245 ret = i2c_transfer(client->adapter, msgs, 2); in goodix_i2c_read()
246 return ret < 0 ? ret : (ret != ARRAY_SIZE(msgs) ? -EIO : 0); in goodix_i2c_read()
250 * goodix_i2c_write - write data to a register of the i2c slave device.
266 return -ENOMEM; in goodix_i2c_write()
273 msg.addr = client->addr; in goodix_i2c_write()
277 ret = i2c_transfer(client->adapter, &msg, 1); in goodix_i2c_write()
279 return ret < 0 ? ret : (ret != 1 ? -EIO : 0); in goodix_i2c_write()
306 * We are going to read 1-byte header, in goodix_ts_read_input_report()
307 * ts->contact_size * max(1, touch_num) bytes of coordinates in goodix_ts_read_input_report()
308 * and 1-byte footer which contains the touch-key code. in goodix_ts_read_input_report()
310 const int header_contact_keycode_size = 1 + ts->contact_size + 1; in goodix_ts_read_input_report()
319 error = goodix_i2c_read(ts->client, addr, data, in goodix_ts_read_input_report()
322 dev_err(&ts->client->dev, "I2C transfer error: %d\n", in goodix_ts_read_input_report()
329 if (touch_num > ts->max_touch_num) in goodix_ts_read_input_report()
330 return -EPROTO; in goodix_ts_read_input_report()
335 error = goodix_i2c_read(ts->client, in goodix_ts_read_input_report()
337 ts->contact_size * in goodix_ts_read_input_report()
338 (touch_num - 1)); in goodix_ts_read_input_report()
346 usleep_range(1000, 2000); /* Poll every 1 - 2 ms */ in goodix_ts_read_input_report()
353 return -ENOMSG; in goodix_ts_read_input_report()
363 input_mt_slot(ts->input_dev, id); in goodix_ts_report_touch_8b()
364 input_mt_report_slot_state(ts->input_dev, MT_TOOL_FINGER, true); in goodix_ts_report_touch_8b()
365 touchscreen_report_pos(ts->input_dev, &ts->prop, in goodix_ts_report_touch_8b()
367 input_report_abs(ts->input_dev, ABS_MT_TOUCH_MAJOR, input_w); in goodix_ts_report_touch_8b()
368 input_report_abs(ts->input_dev, ABS_MT_WIDTH_MAJOR, input_w); in goodix_ts_report_touch_8b()
378 input_mt_slot(ts->input_dev, id); in goodix_ts_report_touch_9b()
379 input_mt_report_slot_state(ts->input_dev, MT_TOOL_FINGER, true); in goodix_ts_report_touch_9b()
380 touchscreen_report_pos(ts->input_dev, &ts->prop, in goodix_ts_report_touch_9b()
382 input_report_abs(ts->input_dev, ABS_MT_TOUCH_MAJOR, input_w); in goodix_ts_report_touch_9b()
383 input_report_abs(ts->input_dev, ABS_MT_WIDTH_MAJOR, input_w); in goodix_ts_report_touch_9b()
394 key_value = data[1 + ts->contact_size * touch_num]; in goodix_ts_report_key()
397 input_report_key(ts->input_dev, in goodix_ts_report_key()
398 ts->keymap[i], 1); in goodix_ts_report_key()
401 input_report_key(ts->input_dev, ts->keymap[i], 0); in goodix_ts_report_key()
406 * goodix_process_events - Process incoming events
426 if (ts->contact_size == 9) in goodix_process_events()
428 &point_data[1 + ts->contact_size * i]); in goodix_process_events()
431 &point_data[1 + ts->contact_size * i]); in goodix_process_events()
433 input_mt_sync_frame(ts->input_dev); in goodix_process_events()
434 input_sync(ts->input_dev); in goodix_process_events()
438 * goodix_ts_irq_handler - The IRQ handler
449 if (goodix_i2c_write_u8(ts->client, GOODIX_READ_COOR_ADDR, 0) < 0) in goodix_ts_irq_handler()
450 dev_err(&ts->client->dev, "I2C write end_cmd error\n"); in goodix_ts_irq_handler()
457 devm_free_irq(&ts->client->dev, ts->client->irq, ts); in goodix_free_irq()
462 return devm_request_threaded_irq(&ts->client->dev, ts->client->irq, in goodix_request_irq()
464 ts->irq_flags, ts->client->name, ts); in goodix_request_irq()
469 int i, raw_cfg_len = len - 2; in goodix_check_cfg_8()
476 dev_err(&ts->client->dev, in goodix_check_cfg_8()
478 return -EINVAL; in goodix_check_cfg_8()
482 dev_err(&ts->client->dev, in goodix_check_cfg_8()
484 return -EINVAL; in goodix_check_cfg_8()
492 int i, raw_cfg_len = ts->chip->config_len - 2; in goodix_calc_cfg_checksum_8()
496 check_sum += ts->config[i]; in goodix_calc_cfg_checksum_8()
499 ts->config[raw_cfg_len] = check_sum; in goodix_calc_cfg_checksum_8()
500 ts->config[raw_cfg_len + 1] = 1; /* Set "config_fresh" bit */ in goodix_calc_cfg_checksum_8()
506 int i, raw_cfg_len = len - 3; in goodix_check_cfg_16()
513 dev_err(&ts->client->dev, in goodix_check_cfg_16()
515 return -EINVAL; in goodix_check_cfg_16()
519 dev_err(&ts->client->dev, in goodix_check_cfg_16()
521 return -EINVAL; in goodix_check_cfg_16()
529 int i, raw_cfg_len = ts->chip->config_len - 3; in goodix_calc_cfg_checksum_16()
533 check_sum += get_unaligned_be16(&ts->config[i]); in goodix_calc_cfg_checksum_16()
536 put_unaligned_be16(check_sum, &ts->config[raw_cfg_len]); in goodix_calc_cfg_checksum_16()
537 ts->config[raw_cfg_len + 2] = 1; /* Set "config_fresh" bit */ in goodix_calc_cfg_checksum_16()
541 * goodix_check_cfg - Checks if config fw is valid
550 dev_err(&ts->client->dev, in goodix_check_cfg()
552 return -EINVAL; in goodix_check_cfg()
555 return ts->chip->check_config(ts, cfg, len); in goodix_check_cfg()
559 * goodix_send_cfg - Write fw config to device
572 error = goodix_i2c_write(ts->client, ts->chip->config_addr, cfg, len); in goodix_send_cfg()
574 dev_err(&ts->client->dev, "Failed to write config data: %d", in goodix_send_cfg()
578 dev_dbg(&ts->client->dev, "Config sent successfully."); in goodix_send_cfg()
589 acpi_handle handle = ACPI_HANDLE(&ts->client->dev); in goodix_pin_acpi_direction_input()
593 return ACPI_SUCCESS(status) ? 0 : -EIO; in goodix_pin_acpi_direction_input()
598 acpi_handle handle = ACPI_HANDLE(&ts->client->dev); in goodix_pin_acpi_output_method()
602 return ACPI_SUCCESS(status) ? 0 : -EIO; in goodix_pin_acpi_output_method()
607 dev_err(&ts->client->dev, in goodix_pin_acpi_direction_input()
609 return -EINVAL; in goodix_pin_acpi_direction_input()
614 dev_err(&ts->client->dev, in goodix_pin_acpi_output_method()
616 return -EINVAL; in goodix_pin_acpi_output_method()
622 switch (ts->irq_pin_access_method) { in goodix_irq_direction_output()
624 dev_err(&ts->client->dev, in goodix_irq_direction_output()
627 return -EINVAL; in goodix_irq_direction_output()
629 return gpiod_direction_output(ts->gpiod_int, value); in goodix_irq_direction_output()
633 * as active-low, use output_raw to avoid the value inversion. in goodix_irq_direction_output()
635 return gpiod_direction_output_raw(ts->gpiod_int, value); in goodix_irq_direction_output()
640 return -EINVAL; /* Never reached */ in goodix_irq_direction_output()
645 switch (ts->irq_pin_access_method) { in goodix_irq_direction_input()
647 dev_err(&ts->client->dev, in goodix_irq_direction_input()
650 return -EINVAL; in goodix_irq_direction_input()
652 return gpiod_direction_input(ts->gpiod_int); in goodix_irq_direction_input()
654 return gpiod_direction_input(ts->gpiod_int); in goodix_irq_direction_input()
659 return -EINVAL; /* Never reached */ in goodix_irq_direction_input()
680 * goodix_reset - Reset device during power on
689 error = gpiod_direction_output(ts->gpiod_rst, 0); in goodix_reset()
696 error = goodix_irq_direction_output(ts, ts->client->addr == 0x14); in goodix_reset()
702 error = gpiod_direction_output(ts->gpiod_rst, 1); in goodix_reset()
709 error = gpiod_direction_input(ts->gpiod_rst); in goodix_reset()
722 #include <asm/intel-family.h>
740 { GOODIX_GPIO_INT_NAME "-gpios", &first_gpio, 1 },
741 { GOODIX_GPIO_RST_NAME "-gpios", &second_gpio, 1 },
746 { GOODIX_GPIO_RST_NAME "-gpios", &first_gpio, 1 },
747 { GOODIX_GPIO_INT_NAME "-gpios", &second_gpio, 1 },
752 { GOODIX_GPIO_RST_NAME "-gpios", &first_gpio, 1 },
759 struct device *dev = &ts->client->dev; in goodix_resource()
760 struct acpi_resource_gpio *gpio; in goodix_resource() local
762 switch (ares->type) { in goodix_resource()
764 gpio = &ares->data.gpio; in goodix_resource()
765 if (gpio->connection_type == ACPI_RESOURCE_GPIO_TYPE_INT) { in goodix_resource()
766 if (ts->gpio_int_idx == -1) { in goodix_resource()
767 ts->gpio_int_idx = ts->gpio_count; in goodix_resource()
769 dev_err(dev, "More then one GpioInt resource, ignoring ACPI GPIO resources\n"); in goodix_resource()
770 ts->gpio_int_idx = -2; in goodix_resource()
773 ts->gpio_count++; in goodix_resource()
783 * This function gets called in case we fail to get the irq GPIO directly
784 * because the ACPI tables lack GPIO-name to APCI _CRS index mappings
785 * (no _DSD UUID daffd814-6eba-4d8c-8a91-bc9bbf4aa301 data).
792 struct device *dev = &ts->client->dev; in goodix_add_acpi_gpio_mappings()
796 ts->gpio_count = 0; in goodix_add_acpi_gpio_mappings()
797 ts->gpio_int_idx = -1; in goodix_add_acpi_gpio_mappings()
807 if (ts->gpio_count == 2 && ts->gpio_int_idx == 0) { in goodix_add_acpi_gpio_mappings()
808 ts->irq_pin_access_method = IRQ_PIN_ACCESS_ACPI_GPIO; in goodix_add_acpi_gpio_mappings()
810 } else if (ts->gpio_count == 2 && ts->gpio_int_idx == 1) { in goodix_add_acpi_gpio_mappings()
811 ts->irq_pin_access_method = IRQ_PIN_ACCESS_ACPI_GPIO; in goodix_add_acpi_gpio_mappings()
813 } else if (ts->gpio_count == 1 && ts->gpio_int_idx == -1 && in goodix_add_acpi_gpio_mappings()
817 ts->irq_pin_access_method = IRQ_PIN_ACCESS_ACPI_METHOD; in goodix_add_acpi_gpio_mappings()
819 } else if (is_byt() && ts->gpio_count == 2 && ts->gpio_int_idx == -1) { in goodix_add_acpi_gpio_mappings()
820 dev_info(dev, "No ACPI GpioInt resource, assuming that the GPIO order is reset, int\n"); in goodix_add_acpi_gpio_mappings()
821 ts->irq_pin_access_method = IRQ_PIN_ACCESS_ACPI_GPIO; in goodix_add_acpi_gpio_mappings()
823 } else if (ts->gpio_count == 1 && ts->gpio_int_idx == 0) { in goodix_add_acpi_gpio_mappings()
831 * Before the _PS0 call the int GPIO may have been in output in goodix_add_acpi_gpio_mappings()
832 * mode and the call should have put the int GPIO in input mode, in goodix_add_acpi_gpio_mappings()
833 * but the GPIO subsys cached state may still think it is in goodix_add_acpi_gpio_mappings()
836 * Add a mapping for the int GPIO to make the in goodix_add_acpi_gpio_mappings()
840 ts->irq_pin_access_method = IRQ_PIN_ACCESS_NONE; in goodix_add_acpi_gpio_mappings()
844 ts->gpio_count, ts->gpio_int_idx); in goodix_add_acpi_gpio_mappings()
845 return -EINVAL; in goodix_add_acpi_gpio_mappings()
853 return -EINVAL; in goodix_add_acpi_gpio_mappings()
858 * goodix_get_gpio_config - Get GPIO config from ACPI/DT
869 if (!ts->client) in goodix_get_gpio_config()
870 return -EINVAL; in goodix_get_gpio_config()
871 dev = &ts->client->dev; in goodix_get_gpio_config()
873 ts->avdd28 = devm_regulator_get(dev, "AVDD28"); in goodix_get_gpio_config()
874 if (IS_ERR(ts->avdd28)) { in goodix_get_gpio_config()
875 error = PTR_ERR(ts->avdd28); in goodix_get_gpio_config()
876 if (error != -EPROBE_DEFER) in goodix_get_gpio_config()
882 ts->vddio = devm_regulator_get(dev, "VDDIO"); in goodix_get_gpio_config()
883 if (IS_ERR(ts->vddio)) { in goodix_get_gpio_config()
884 error = PTR_ERR(ts->vddio); in goodix_get_gpio_config()
885 if (error != -EPROBE_DEFER) in goodix_get_gpio_config()
892 /* Get the interrupt GPIO pin number */ in goodix_get_gpio_config()
896 if (error != -EPROBE_DEFER) in goodix_get_gpio_config()
897 dev_dbg(dev, "Failed to get %s GPIO: %d\n", in goodix_get_gpio_config()
907 ts->gpiod_int = gpiod; in goodix_get_gpio_config()
909 /* Get the reset line GPIO pin number */ in goodix_get_gpio_config()
913 if (error != -EPROBE_DEFER) in goodix_get_gpio_config()
914 dev_dbg(dev, "Failed to get %s GPIO: %d\n", in goodix_get_gpio_config()
919 ts->gpiod_rst = gpiod; in goodix_get_gpio_config()
921 switch (ts->irq_pin_access_method) { in goodix_get_gpio_config()
931 if (!ts->gpiod_int || !ts->gpiod_rst) in goodix_get_gpio_config()
932 ts->irq_pin_access_method = IRQ_PIN_ACCESS_NONE; in goodix_get_gpio_config()
935 if (!ts->gpiod_rst) in goodix_get_gpio_config()
936 ts->irq_pin_access_method = IRQ_PIN_ACCESS_NONE; in goodix_get_gpio_config()
939 if (ts->gpiod_int && ts->gpiod_rst) { in goodix_get_gpio_config()
940 ts->reset_controller_at_probe = true; in goodix_get_gpio_config()
941 ts->load_cfg_from_disk = true; in goodix_get_gpio_config()
942 ts->irq_pin_access_method = IRQ_PIN_ACCESS_GPIO; in goodix_get_gpio_config()
950 * goodix_read_config - Read the embedded configuration of the panel
961 error = goodix_i2c_read(ts->client, ts->chip->config_addr, in goodix_read_config()
962 ts->config, ts->chip->config_len); in goodix_read_config()
964 dev_warn(&ts->client->dev, "Error reading config: %d\n", in goodix_read_config()
966 ts->int_trigger_type = GOODIX_INT_TRIGGER; in goodix_read_config()
967 ts->max_touch_num = GOODIX_MAX_CONTACTS; in goodix_read_config()
971 ts->int_trigger_type = ts->config[TRIGGER_LOC] & 0x03; in goodix_read_config()
972 ts->max_touch_num = ts->config[MAX_CONTACTS_LOC] & 0x0f; in goodix_read_config()
974 x_max = get_unaligned_le16(&ts->config[RESOLUTION_LOC]); in goodix_read_config()
975 y_max = get_unaligned_le16(&ts->config[RESOLUTION_LOC + 2]); in goodix_read_config()
977 input_abs_set_max(ts->input_dev, ABS_MT_POSITION_X, x_max - 1); in goodix_read_config()
978 input_abs_set_max(ts->input_dev, ABS_MT_POSITION_Y, y_max - 1); in goodix_read_config()
981 ts->chip->calc_config_checksum(ts); in goodix_read_config()
985 * goodix_read_version - Read goodix touchscreen version
995 error = goodix_i2c_read(ts->client, GOODIX_REG_ID, buf, sizeof(buf)); in goodix_read_version()
997 dev_err(&ts->client->dev, "read version failed: %d\n", error); in goodix_read_version()
1003 strscpy(ts->id, id_str, GOODIX_ID_MAX_LEN + 1); in goodix_read_version()
1005 ts->version = get_unaligned_le16(&buf[4]); in goodix_read_version()
1007 dev_info(&ts->client->dev, "ID %s, version: %04x\n", ts->id, in goodix_read_version()
1008 ts->version); in goodix_read_version()
1014 * goodix_i2c_test - I2C test function to check if the device answers.
1030 dev_err(&client->dev, "i2c test failed attempt %d: %d\n", in goodix_i2c_test()
1039 * goodix_configure_dev - Finish device initialization
1045 * declare gpio pins and devices that do not. It is either called
1053 ts->int_trigger_type = GOODIX_INT_TRIGGER; in goodix_configure_dev()
1054 ts->max_touch_num = GOODIX_MAX_CONTACTS; in goodix_configure_dev()
1056 ts->input_dev = devm_input_allocate_device(&ts->client->dev); in goodix_configure_dev()
1057 if (!ts->input_dev) { in goodix_configure_dev()
1058 dev_err(&ts->client->dev, "Failed to allocate input device."); in goodix_configure_dev()
1059 return -ENOMEM; in goodix_configure_dev()
1062 ts->input_dev->name = "Goodix Capacitive TouchScreen"; in goodix_configure_dev()
1063 ts->input_dev->phys = "input/ts"; in goodix_configure_dev()
1064 ts->input_dev->id.bustype = BUS_I2C; in goodix_configure_dev()
1065 ts->input_dev->id.vendor = 0x0416; in goodix_configure_dev()
1066 if (kstrtou16(ts->id, 10, &ts->input_dev->id.product)) in goodix_configure_dev()
1067 ts->input_dev->id.product = 0x1001; in goodix_configure_dev()
1068 ts->input_dev->id.version = ts->version; in goodix_configure_dev()
1070 ts->input_dev->keycode = ts->keymap; in goodix_configure_dev()
1071 ts->input_dev->keycodesize = sizeof(ts->keymap[0]); in goodix_configure_dev()
1072 ts->input_dev->keycodemax = GOODIX_MAX_KEYS; in goodix_configure_dev()
1077 ts->keymap[i] = KEY_LEFTMETA; in goodix_configure_dev()
1079 ts->keymap[i] = KEY_F1 + (i - 1); in goodix_configure_dev()
1081 input_set_capability(ts->input_dev, EV_KEY, ts->keymap[i]); in goodix_configure_dev()
1084 input_set_capability(ts->input_dev, EV_ABS, ABS_MT_POSITION_X); in goodix_configure_dev()
1085 input_set_capability(ts->input_dev, EV_ABS, ABS_MT_POSITION_Y); in goodix_configure_dev()
1086 input_set_abs_params(ts->input_dev, ABS_MT_WIDTH_MAJOR, 0, 255, 0, 0); in goodix_configure_dev()
1087 input_set_abs_params(ts->input_dev, ABS_MT_TOUCH_MAJOR, 0, 255, 0, 0); in goodix_configure_dev()
1094 touchscreen_parse_properties(ts->input_dev, true, &ts->prop); in goodix_configure_dev()
1096 if (!ts->prop.max_x || !ts->prop.max_y || !ts->max_touch_num) { in goodix_configure_dev()
1097 if (!ts->reset_controller_at_probe && in goodix_configure_dev()
1098 ts->irq_pin_access_method != IRQ_PIN_ACCESS_NONE) { in goodix_configure_dev()
1099 dev_info(&ts->client->dev, "Config not set, resetting controller\n"); in goodix_configure_dev()
1101 ts->reset_controller_at_probe = true; in goodix_configure_dev()
1107 dev_err(&ts->client->dev, in goodix_configure_dev()
1109 ts->prop.max_x, ts->prop.max_y, ts->max_touch_num); in goodix_configure_dev()
1110 ts->prop.max_x = GOODIX_MAX_WIDTH - 1; in goodix_configure_dev()
1111 ts->prop.max_y = GOODIX_MAX_HEIGHT - 1; in goodix_configure_dev()
1112 ts->max_touch_num = GOODIX_MAX_CONTACTS; in goodix_configure_dev()
1113 input_abs_set_max(ts->input_dev, in goodix_configure_dev()
1114 ABS_MT_POSITION_X, ts->prop.max_x); in goodix_configure_dev()
1115 input_abs_set_max(ts->input_dev, in goodix_configure_dev()
1116 ABS_MT_POSITION_Y, ts->prop.max_y); in goodix_configure_dev()
1120 ts->contact_size = 9; in goodix_configure_dev()
1122 dev_dbg(&ts->client->dev, in goodix_configure_dev()
1123 "Non-standard 9-bytes report format quirk\n"); in goodix_configure_dev()
1127 ts->prop.invert_x = true; in goodix_configure_dev()
1128 dev_dbg(&ts->client->dev, in goodix_configure_dev()
1132 error = input_mt_init_slots(ts->input_dev, ts->max_touch_num, in goodix_configure_dev()
1135 dev_err(&ts->client->dev, in goodix_configure_dev()
1140 error = input_register_device(ts->input_dev); in goodix_configure_dev()
1142 dev_err(&ts->client->dev, in goodix_configure_dev()
1147 ts->irq_flags = goodix_irq_flags[ts->int_trigger_type] | IRQF_ONESHOT; in goodix_configure_dev()
1150 dev_err(&ts->client->dev, "request IRQ failed: %d\n", error); in goodix_configure_dev()
1158 * goodix_config_cb - Callback to finish device init
1172 error = goodix_send_cfg(ts, cfg->data, cfg->size); in goodix_config_cb()
1181 complete_all(&ts->firmware_loading_complete); in goodix_config_cb()
1188 regulator_disable(ts->vddio); in goodix_disable_regulators()
1189 regulator_disable(ts->avdd28); in goodix_disable_regulators()
1198 dev_dbg(&client->dev, "I2C Address: 0x%02x\n", client->addr); in goodix_ts_probe()
1200 if (!i2c_check_functionality(client->adapter, I2C_FUNC_I2C)) { in goodix_ts_probe()
1201 dev_err(&client->dev, "I2C check functionality failed.\n"); in goodix_ts_probe()
1202 return -ENXIO; in goodix_ts_probe()
1205 ts = devm_kzalloc(&client->dev, sizeof(*ts), GFP_KERNEL); in goodix_ts_probe()
1207 return -ENOMEM; in goodix_ts_probe()
1209 ts->client = client; in goodix_ts_probe()
1211 init_completion(&ts->firmware_loading_complete); in goodix_ts_probe()
1212 ts->contact_size = GOODIX_CONTACT_SIZE; in goodix_ts_probe()
1219 error = regulator_enable(ts->avdd28); in goodix_ts_probe()
1221 dev_err(&client->dev, in goodix_ts_probe()
1227 error = regulator_enable(ts->vddio); in goodix_ts_probe()
1229 dev_err(&client->dev, in goodix_ts_probe()
1232 regulator_disable(ts->avdd28); in goodix_ts_probe()
1236 error = devm_add_action_or_reset(&client->dev, in goodix_ts_probe()
1242 if (ts->reset_controller_at_probe) { in goodix_ts_probe()
1246 dev_err(&client->dev, "Controller reset failed.\n"); in goodix_ts_probe()
1253 if (!ts->reset_controller_at_probe && in goodix_ts_probe()
1254 ts->irq_pin_access_method != IRQ_PIN_ACCESS_NONE) { in goodix_ts_probe()
1256 ts->reset_controller_at_probe = true; in goodix_ts_probe()
1259 dev_err(&client->dev, "I2C communication failure: %d\n", error); in goodix_ts_probe()
1265 dev_err(&client->dev, "Read version failed.\n"); in goodix_ts_probe()
1269 ts->chip = goodix_get_chip_data(ts->id); in goodix_ts_probe()
1271 if (ts->load_cfg_from_disk) { in goodix_ts_probe()
1273 ts->cfg_name = devm_kasprintf(&client->dev, GFP_KERNEL, in goodix_ts_probe()
1274 "goodix_%s_cfg.bin", ts->id); in goodix_ts_probe()
1275 if (!ts->cfg_name) in goodix_ts_probe()
1276 return -ENOMEM; in goodix_ts_probe()
1278 error = request_firmware_nowait(THIS_MODULE, true, ts->cfg_name, in goodix_ts_probe()
1279 &client->dev, GFP_KERNEL, ts, in goodix_ts_probe()
1282 dev_err(&client->dev, in goodix_ts_probe()
1302 if (ts->load_cfg_from_disk) in goodix_ts_remove()
1303 wait_for_completion(&ts->firmware_loading_complete); in goodix_ts_remove()
1314 if (ts->load_cfg_from_disk) in goodix_suspend()
1315 wait_for_completion(&ts->firmware_loading_complete); in goodix_suspend()
1317 /* We need gpio pins to suspend/resume */ in goodix_suspend()
1318 if (ts->irq_pin_access_method == IRQ_PIN_ACCESS_NONE) { in goodix_suspend()
1319 disable_irq(client->irq); in goodix_suspend()
1335 error = goodix_i2c_write_u8(ts->client, GOODIX_REG_COMMAND, in goodix_suspend()
1338 dev_err(&ts->client->dev, "Screen off command failed\n"); in goodix_suspend()
1341 return -EAGAIN; in goodix_suspend()
1345 * The datasheet specifies that the interval between sending screen-off in goodix_suspend()
1346 * command and wake-up should be longer than 58 ms. To avoid waking up in goodix_suspend()
1360 if (ts->irq_pin_access_method == IRQ_PIN_ACCESS_NONE) { in goodix_resume()
1361 enable_irq(client->irq); in goodix_resume()
1379 error = goodix_i2c_read(ts->client, ts->chip->config_addr, in goodix_resume()
1384 else if (config_ver != ts->config[0]) in goodix_resume()
1386 config_ver, ts->config[0]); in goodix_resume()
1388 if (error != 0 || config_ver != ts->config[0]) { in goodix_resume()
1395 error = goodix_send_cfg(ts, ts->config, ts->chip->config_len); in goodix_resume()
1450 .name = "Goodix-TS",