Lines Matching +full:avg +full:- +full:samples
1 // SPDX-License-Identifier: GPL-2.0+
3 * HID driver for Nintendo Switch Joy-Cons and Pro Controllers
5 * Copyright (c) 2019-2021 Daniel J. Ogorchock <djogorchock@gmail.com>
12 * https://gitlab.com/pjranki/joycon-linux-kernel (Peter Rankin)
16 * hid-wiimote kernel hid driver
17 * hid-logitech-hidpp driver
18 * hid-sony driver
20 * This driver supports the Nintendo Switch Joy-Cons and Pro Controllers. The
31 #include "hid-ids.h"
120 (JC_CAL_USR_LEFT_DATA_END - JC_CAL_USR_LEFT_DATA_ADDR + 1)
130 (JC_IMU_CAL_FCT_DATA_END - JC_IMU_CAL_FCT_DATA_ADDR + 1)
140 /* Hat values for pro controller's d-pad */
147 /* How many samples to sum before calculating average IMU report delta */
154 * configured with a range of +-8000 milliGs. Therefore, the resolution can be
155 * calculated thus: (2^16-1)/(8000 * 2) = 4.096 digits per milliG
166 * configured with a range of +-2000 degrees/second.
167 * Digits per dps: (2^16 -1)/(2000*2) = 16.38375
168 * dps per digit: 16.38375E-1 = .0610
174 * digits per dps (corrected): .0702E-1 = 14.247
181 #define JC_IMU_MAX_GYRO_MAG 32767000 /* (2^16-1)*1000 */
370 * D-pad is configured as buttons for the left Joy-Con only!
386 * The unused *right*-side triggers become the SL/SR triggers for the *left*
387 * Joy-Con, if and only if we're not using a charging grip.
409 * The unused *left*-side triggers become the SL/SR triggers for the *right*
410 * Joy-Con, if and only if we're not using a charging grip.
537 /* IMU input reports contain 3 samples */
639 (ctlr->hdev->product == USB_DEVICE_ID_NINTENDO_JOYCONL || \
640 ctlr->hdev->product == USB_DEVICE_ID_NINTENDO_JOYCONR || \
641 ctlr->hdev->product == USB_DEVICE_ID_NINTENDO_CHRGGRIP)
643 (ctlr->hdev->product == USB_DEVICE_ID_NINTENDO_PROCON)
645 (ctlr->hdev->product == USB_DEVICE_ID_NINTENDO_CHRGGRIP)
649 (ctlr->ctlr_type == JOYCON_CTLR_TYPE_JCL || \
650 ctlr->ctlr_type == JOYCON_CTLR_TYPE_PRO || \
651 ctlr->ctlr_type == JOYCON_CTLR_TYPE_N64)
655 (ctlr->ctlr_type == JOYCON_CTLR_TYPE_JCR || \
656 ctlr->ctlr_type == JOYCON_CTLR_TYPE_PRO)
662 * but take caution: some NSO devices lie about themselves (NES Joy-Cons and
670 return ctlr->hdev->product == USB_DEVICE_ID_NINTENDO_CHRGGRIP; in joycon_device_is_chrggrip()
676 * These are slightly different than the device-ID-based helpers above. They are
678 * versus SNES, or NES Joy-Cons versus regular Switch Joy-Cons. They're most
688 return ctlr->ctlr_type == JOYCON_CTLR_TYPE_JCL; in joycon_type_is_left_joycon()
693 return ctlr->ctlr_type == JOYCON_CTLR_TYPE_JCR; in joycon_type_is_right_joycon()
698 return ctlr->ctlr_type == JOYCON_CTLR_TYPE_PRO; in joycon_type_is_procon()
703 return ctlr->ctlr_type == JOYCON_CTLR_TYPE_SNES; in joycon_type_is_snescon()
708 return ctlr->ctlr_type == JOYCON_CTLR_TYPE_GEN; in joycon_type_is_gencon()
713 return ctlr->ctlr_type == JOYCON_CTLR_TYPE_N64; in joycon_type_is_n64con()
718 return ctlr->ctlr_type == JOYCON_CTLR_TYPE_NESL; in joycon_type_is_left_nescon()
723 return ctlr->ctlr_type == JOYCON_CTLR_TYPE_NESR; in joycon_type_is_right_nescon()
771 return ctlr->hdev->bus == BUS_USB; in joycon_using_usb()
781 return -ENOMEM; in __joycon_hid_send()
798 if (ctlr->ctlr_state == JOYCON_CTLR_STATE_READ) { in joycon_wait_for_input_report()
801 spin_lock_irqsave(&ctlr->lock, flags); in joycon_wait_for_input_report()
802 ctlr->received_input_report = false; in joycon_wait_for_input_report()
803 spin_unlock_irqrestore(&ctlr->lock, flags); in joycon_wait_for_input_report()
804 ret = wait_event_timeout(ctlr->wait, in joycon_wait_for_input_report()
805 ctlr->received_input_report, in joycon_wait_for_input_report()
809 hid_warn(ctlr->hdev, in joycon_wait_for_input_report()
825 #define JC_SUBCMD_RATE_LIMITER_MS(ctlr) ((ctlr)->hdev->bus == BUS_USB ? JC_SUBCMD_RATE_LIMITER_USB_…
834 if (unlikely(ctlr->ctlr_state != JOYCON_CTLR_STATE_READ)) in joycon_enforce_subcmd_rate()
840 subcmd_delta = current_ms - ctlr->last_subcmd_sent_msecs; in joycon_enforce_subcmd_rate()
842 spin_lock_irqsave(&ctlr->lock, flags); in joycon_enforce_subcmd_rate()
843 consecutive_valid_deltas = ctlr->consecutive_valid_report_deltas; in joycon_enforce_subcmd_rate()
844 spin_unlock_irqrestore(&ctlr->lock, flags); in joycon_enforce_subcmd_rate()
849 ctlr->ctlr_state == JOYCON_CTLR_STATE_READ && in joycon_enforce_subcmd_rate()
853 hid_warn(ctlr->hdev, "%s: exceeded max attempts", __func__); in joycon_enforce_subcmd_rate()
857 ctlr->last_subcmd_sent_msecs = current_ms; in joycon_enforce_subcmd_rate()
878 while (tries--) { in joycon_hid_send_sync()
881 ret = __joycon_hid_send(ctlr->hdev, data, len); in joycon_hid_send_sync()
883 memset(ctlr->input_buf, 0, JC_MAX_RESP_SIZE); in joycon_hid_send_sync()
887 ret = wait_event_timeout(ctlr->wait, ctlr->received_resp, in joycon_hid_send_sync()
890 hid_dbg(ctlr->hdev, in joycon_hid_send_sync()
893 hid_dbg(ctlr->hdev, in joycon_hid_send_sync()
896 memset(ctlr->input_buf, 0, JC_MAX_RESP_SIZE); in joycon_hid_send_sync()
897 ret = -ETIMEDOUT; in joycon_hid_send_sync()
904 ctlr->received_resp = false; in joycon_hid_send_sync()
914 ctlr->usb_ack_match = cmd; in joycon_send_usb()
915 ctlr->msg_type = JOYCON_MSG_TYPE_USB; in joycon_send_usb()
918 hid_dbg(ctlr->hdev, "send usb command failed; ret=%d\n", ret); in joycon_send_usb()
929 spin_lock_irqsave(&ctlr->lock, flags); in joycon_send_subcmd()
934 if (ctlr->ctlr_state == JOYCON_CTLR_STATE_REMOVED) { in joycon_send_subcmd()
935 spin_unlock_irqrestore(&ctlr->lock, flags); in joycon_send_subcmd()
936 return -ENODEV; in joycon_send_subcmd()
938 memcpy(subcmd->rumble_data, ctlr->rumble_data[ctlr->rumble_queue_tail], in joycon_send_subcmd()
940 spin_unlock_irqrestore(&ctlr->lock, flags); in joycon_send_subcmd()
942 subcmd->output_id = JC_OUTPUT_RUMBLE_AND_SUBCMD; in joycon_send_subcmd()
943 subcmd->packet_num = ctlr->subcmd_num; in joycon_send_subcmd()
944 if (++ctlr->subcmd_num > 0xF) in joycon_send_subcmd()
945 ctlr->subcmd_num = 0; in joycon_send_subcmd()
946 ctlr->subcmd_ack_match = subcmd->subcmd_id; in joycon_send_subcmd()
947 ctlr->msg_type = JOYCON_MSG_TYPE_SUBCMD; in joycon_send_subcmd()
952 hid_dbg(ctlr->hdev, "send subcommand failed; ret=%d\n", ret); in joycon_send_subcmd()
965 req->subcmd_id = JC_SUBCMD_SET_PLAYER_LIGHTS; in joycon_set_player_leds()
966 req->data[0] = (flash << 4) | on; in joycon_set_player_leds()
968 hid_dbg(ctlr->hdev, "setting player leds\n"); in joycon_set_player_leds()
979 req->subcmd_id = JC_SUBCMD_SET_HOME_LIGHT; in joycon_set_home_led()
980 data = req->data; in joycon_set_home_led()
987 hid_dbg(ctlr->hdev, "setting home led brightness\n"); in joycon_set_home_led()
1001 return -EINVAL; in joycon_request_spi_flash_read()
1004 req->subcmd_id = JC_SUBCMD_SPI_FLASH_READ; in joycon_request_spi_flash_read()
1005 data = req->data; in joycon_request_spi_flash_read()
1009 hid_dbg(ctlr->hdev, "requesting SPI flash data\n"); in joycon_request_spi_flash_read()
1012 hid_err(ctlr->hdev, "failed reading SPI flash; ret=%d\n", ret); in joycon_request_spi_flash_read()
1014 report = (struct joycon_input_report *)ctlr->input_buf; in joycon_request_spi_flash_read()
1016 *reply = &report->subcmd_reply.data[5]; in joycon_request_spi_flash_read()
1057 x_max_above = hid_field_extract(ctlr->hdev, (raw_cal + 0), 0, in joycon_read_stick_calibration()
1059 y_max_above = hid_field_extract(ctlr->hdev, (raw_cal + 1), 4, in joycon_read_stick_calibration()
1061 cal_x->center = hid_field_extract(ctlr->hdev, (raw_cal + 3), 0, in joycon_read_stick_calibration()
1063 cal_y->center = hid_field_extract(ctlr->hdev, (raw_cal + 4), 4, in joycon_read_stick_calibration()
1065 x_min_below = hid_field_extract(ctlr->hdev, (raw_cal + 6), 0, in joycon_read_stick_calibration()
1067 y_min_below = hid_field_extract(ctlr->hdev, (raw_cal + 7), 4, in joycon_read_stick_calibration()
1070 cal_x->center = hid_field_extract(ctlr->hdev, (raw_cal + 0), 0, in joycon_read_stick_calibration()
1072 cal_y->center = hid_field_extract(ctlr->hdev, (raw_cal + 1), 4, in joycon_read_stick_calibration()
1074 x_min_below = hid_field_extract(ctlr->hdev, (raw_cal + 3), 0, in joycon_read_stick_calibration()
1076 y_min_below = hid_field_extract(ctlr->hdev, (raw_cal + 4), 4, in joycon_read_stick_calibration()
1078 x_max_above = hid_field_extract(ctlr->hdev, (raw_cal + 6), 0, in joycon_read_stick_calibration()
1080 y_max_above = hid_field_extract(ctlr->hdev, (raw_cal + 7), 4, in joycon_read_stick_calibration()
1084 cal_x->max = cal_x->center + x_max_above; in joycon_read_stick_calibration()
1085 cal_x->min = cal_x->center - x_min_below; in joycon_read_stick_calibration()
1086 cal_y->max = cal_y->center + y_max_above; in joycon_read_stick_calibration()
1087 cal_y->min = cal_y->center - y_min_below; in joycon_read_stick_calibration()
1090 if (cal_x->min >= cal_x->center || cal_x->center >= cal_x->max || in joycon_read_stick_calibration()
1091 cal_y->min >= cal_y->center || cal_y->center >= cal_y->max) in joycon_read_stick_calibration()
1092 ret = -EINVAL; in joycon_read_stick_calibration()
1109 cal_x->center = cal_y->center = DFLT_STICK_CAL_CEN; in joycon_use_default_calibration()
1110 cal_x->max = cal_y->max = DFLT_STICK_CAL_MAX; in joycon_use_default_calibration()
1111 cal_x->min = cal_y->min = DFLT_STICK_CAL_MIN; in joycon_use_default_calibration()
1120 hid_dbg(ctlr->hdev, "requesting cal data\n"); in joycon_request_calibration()
1125 hid_info(ctlr->hdev, "using user cal for left stick\n"); in joycon_request_calibration()
1127 hid_info(ctlr->hdev, "using factory cal for left stick\n"); in joycon_request_calibration()
1131 hid_info(ctlr->hdev, "using user cal for right stick\n"); in joycon_request_calibration()
1133 hid_info(ctlr->hdev, "using factory cal for right stick\n"); in joycon_request_calibration()
1138 &ctlr->left_stick_cal_x, in joycon_request_calibration()
1139 &ctlr->left_stick_cal_y, in joycon_request_calibration()
1143 joycon_use_default_calibration(ctlr->hdev, in joycon_request_calibration()
1144 &ctlr->left_stick_cal_x, in joycon_request_calibration()
1145 &ctlr->left_stick_cal_y, in joycon_request_calibration()
1150 &ctlr->right_stick_cal_x, in joycon_request_calibration()
1151 &ctlr->right_stick_cal_y, in joycon_request_calibration()
1155 joycon_use_default_calibration(ctlr->hdev, in joycon_request_calibration()
1156 &ctlr->right_stick_cal_x, in joycon_request_calibration()
1157 &ctlr->right_stick_cal_y, in joycon_request_calibration()
1160 hid_dbg(ctlr->hdev, "calibration:\n" in joycon_request_calibration()
1165 ctlr->left_stick_cal_x.center, in joycon_request_calibration()
1166 ctlr->left_stick_cal_x.max, in joycon_request_calibration()
1167 ctlr->left_stick_cal_x.min, in joycon_request_calibration()
1168 ctlr->left_stick_cal_y.center, in joycon_request_calibration()
1169 ctlr->left_stick_cal_y.max, in joycon_request_calibration()
1170 ctlr->left_stick_cal_y.min, in joycon_request_calibration()
1171 ctlr->right_stick_cal_x.center, in joycon_request_calibration()
1172 ctlr->right_stick_cal_x.max, in joycon_request_calibration()
1173 ctlr->right_stick_cal_x.min, in joycon_request_calibration()
1174 ctlr->right_stick_cal_y.center, in joycon_request_calibration()
1175 ctlr->right_stick_cal_y.max, in joycon_request_calibration()
1176 ctlr->right_stick_cal_y.min); in joycon_request_calibration()
1191 ctlr->imu_cal_accel_divisor[i] = ctlr->accel_cal.scale[i] - in joycon_calc_imu_cal_divisors()
1192 ctlr->accel_cal.offset[i]; in joycon_calc_imu_cal_divisors()
1193 ctlr->imu_cal_gyro_divisor[i] = ctlr->gyro_cal.scale[i] - in joycon_calc_imu_cal_divisors()
1194 ctlr->gyro_cal.offset[i]; in joycon_calc_imu_cal_divisors()
1196 if (ctlr->imu_cal_accel_divisor[i] == 0) { in joycon_calc_imu_cal_divisors()
1197 ctlr->imu_cal_accel_divisor[i] = 1; in joycon_calc_imu_cal_divisors()
1201 if (ctlr->imu_cal_gyro_divisor[i] == 0) { in joycon_calc_imu_cal_divisors()
1202 ctlr->imu_cal_gyro_divisor[i] = 1; in joycon_calc_imu_cal_divisors()
1208 hid_warn(ctlr->hdev, "inaccurate IMU divisors (%d)\n", divz); in joycon_calc_imu_cal_divisors()
1225 hid_info(ctlr->hdev, "using user cal for IMU\n"); in joycon_request_imu_calibration()
1227 hid_info(ctlr->hdev, "using factory cal for IMU\n"); in joycon_request_imu_calibration()
1231 hid_dbg(ctlr->hdev, "requesting IMU cal data\n"); in joycon_request_imu_calibration()
1235 hid_warn(ctlr->hdev, in joycon_request_imu_calibration()
1240 ctlr->accel_cal.offset[i] = DFLT_ACCEL_OFFSET; in joycon_request_imu_calibration()
1241 ctlr->accel_cal.scale[i] = DFLT_ACCEL_SCALE; in joycon_request_imu_calibration()
1242 ctlr->gyro_cal.offset[i] = DFLT_GYRO_OFFSET; in joycon_request_imu_calibration()
1243 ctlr->gyro_cal.scale[i] = DFLT_GYRO_SCALE; in joycon_request_imu_calibration()
1253 ctlr->accel_cal.offset[i] = get_unaligned_le16(raw_cal + j); in joycon_request_imu_calibration()
1254 ctlr->accel_cal.scale[i] = get_unaligned_le16(raw_cal + j + 6); in joycon_request_imu_calibration()
1255 ctlr->gyro_cal.offset[i] = get_unaligned_le16(raw_cal + j + 12); in joycon_request_imu_calibration()
1256 ctlr->gyro_cal.scale[i] = get_unaligned_le16(raw_cal + j + 18); in joycon_request_imu_calibration()
1261 hid_dbg(ctlr->hdev, "IMU calibration:\n" in joycon_request_imu_calibration()
1266 ctlr->accel_cal.offset[0], in joycon_request_imu_calibration()
1267 ctlr->accel_cal.offset[1], in joycon_request_imu_calibration()
1268 ctlr->accel_cal.offset[2], in joycon_request_imu_calibration()
1269 ctlr->accel_cal.scale[0], in joycon_request_imu_calibration()
1270 ctlr->accel_cal.scale[1], in joycon_request_imu_calibration()
1271 ctlr->accel_cal.scale[2], in joycon_request_imu_calibration()
1272 ctlr->gyro_cal.offset[0], in joycon_request_imu_calibration()
1273 ctlr->gyro_cal.offset[1], in joycon_request_imu_calibration()
1274 ctlr->gyro_cal.offset[2], in joycon_request_imu_calibration()
1275 ctlr->gyro_cal.scale[0], in joycon_request_imu_calibration()
1276 ctlr->gyro_cal.scale[1], in joycon_request_imu_calibration()
1277 ctlr->gyro_cal.scale[2]); in joycon_request_imu_calibration()
1288 req->subcmd_id = JC_SUBCMD_SET_REPORT_MODE; in joycon_set_report_mode()
1289 req->data[0] = 0x30; /* standard, full report mode */ in joycon_set_report_mode()
1291 hid_dbg(ctlr->hdev, "setting controller report mode\n"); in joycon_set_report_mode()
1301 req->subcmd_id = JC_SUBCMD_ENABLE_VIBRATION; in joycon_enable_rumble()
1302 req->data[0] = 0x01; /* note: 0x00 would disable */ in joycon_enable_rumble()
1304 hid_dbg(ctlr->hdev, "enabling rumble\n"); in joycon_enable_rumble()
1314 req->subcmd_id = JC_SUBCMD_ENABLE_IMU; in joycon_enable_imu()
1315 req->data[0] = 0x01; /* note: 0x00 would disable */ in joycon_enable_imu()
1317 hid_dbg(ctlr->hdev, "enabling IMU\n"); in joycon_enable_imu()
1323 s32 center = cal->center; in joycon_map_stick_val()
1324 s32 min = cal->min; in joycon_map_stick_val()
1325 s32 max = cal->max; in joycon_map_stick_val()
1329 new_val = (val - center) * JC_MAX_STICK_MAG; in joycon_map_stick_val()
1330 new_val /= (max - center); in joycon_map_stick_val()
1332 new_val = (center - val) * -JC_MAX_STICK_MAG; in joycon_map_stick_val()
1333 new_val /= (center - min); in joycon_map_stick_val()
1335 new_val = clamp(new_val, (s32)-JC_MAX_STICK_MAG, (s32)JC_MAX_STICK_MAG); in joycon_map_stick_val()
1343 u8 *raw = rep->imu_raw_bytes; in joycon_input_report_parse_imu_data()
1349 data->accel_x = get_unaligned_le16(raw + 0); in joycon_input_report_parse_imu_data()
1350 data->accel_y = get_unaligned_le16(raw + 2); in joycon_input_report_parse_imu_data()
1351 data->accel_z = get_unaligned_le16(raw + 4); in joycon_input_report_parse_imu_data()
1352 data->gyro_x = get_unaligned_le16(raw + 6); in joycon_input_report_parse_imu_data()
1353 data->gyro_y = get_unaligned_le16(raw + 8); in joycon_input_report_parse_imu_data()
1354 data->gyro_z = get_unaligned_le16(raw + 10); in joycon_input_report_parse_imu_data()
1364 struct input_dev *idev = ctlr->imu_input; in joycon_parse_imu_report()
1366 unsigned int last_msecs = ctlr->imu_last_pkt_ms; in joycon_parse_imu_report()
1374 * associate with the samples we pass to userspace. The IMU input in joycon_parse_imu_report()
1376 * incrementing 8-bit counter per input report, but it is not very in joycon_parse_imu_report()
1378 * increments at or if it varies based on packet push rate - more on in joycon_parse_imu_report()
1381 * The reverse engineering work done on the joy-cons and pro controllers in joycon_parse_imu_report()
1383 * - The controller samples the IMU every 1.35ms. It then does some of in joycon_parse_imu_report()
1384 * its own processing, probably averaging the samples out. in joycon_parse_imu_report()
1385 * - Each imu input report contains 3 IMU samples, (usually 5ms apart). in joycon_parse_imu_report()
1386 * - In the standard reporting mode (which this driver uses exclusively) in joycon_parse_imu_report()
1388 * * joy-con (bluetooth): every 15 ms in joycon_parse_imu_report()
1389 * * joy-cons (in charging grip via USB): every 15 ms in joycon_parse_imu_report()
1396 * SSR to 11ms for both the joy-cons and pro controllers). in joycon_parse_imu_report()
1401 * rate. Importantly, even when sending every 11ms, none of the samples in joycon_parse_imu_report()
1403 * reported samples can vary based on the input report rate. in joycon_parse_imu_report()
1414 * samples, so the IMU sampling rate should be avg_time_delta/3. We can in joycon_parse_imu_report()
1416 * packet. The userspace timestamp for the samples will be adjusted in joycon_parse_imu_report()
1419 if (!ctlr->imu_first_packet_received) { in joycon_parse_imu_report()
1420 ctlr->imu_timestamp_us = 0; in joycon_parse_imu_report()
1421 ctlr->imu_delta_samples_count = 0; in joycon_parse_imu_report()
1422 ctlr->imu_delta_samples_sum = 0; in joycon_parse_imu_report()
1423 ctlr->imu_avg_delta_ms = JC_IMU_DFLT_AVG_DELTA_MS; in joycon_parse_imu_report()
1424 ctlr->imu_first_packet_received = true; in joycon_parse_imu_report()
1426 unsigned int delta = msecs - last_msecs; in joycon_parse_imu_report()
1430 /* avg imu report delta housekeeping */ in joycon_parse_imu_report()
1431 ctlr->imu_delta_samples_sum += delta; in joycon_parse_imu_report()
1432 ctlr->imu_delta_samples_count++; in joycon_parse_imu_report()
1433 if (ctlr->imu_delta_samples_count >= in joycon_parse_imu_report()
1435 ctlr->imu_avg_delta_ms = ctlr->imu_delta_samples_sum / in joycon_parse_imu_report()
1436 ctlr->imu_delta_samples_count; in joycon_parse_imu_report()
1437 ctlr->imu_delta_samples_count = 0; in joycon_parse_imu_report()
1438 ctlr->imu_delta_samples_sum = 0; in joycon_parse_imu_report()
1442 if (ctlr->imu_avg_delta_ms == 0) { in joycon_parse_imu_report()
1443 ctlr->imu_avg_delta_ms = 1; in joycon_parse_imu_report()
1444 hid_warn(ctlr->hdev, "calculated avg imu delta of 0\n"); in joycon_parse_imu_report()
1448 hid_dbg(ctlr->hdev, in joycon_parse_imu_report()
1450 msecs, last_msecs, delta, ctlr->imu_avg_delta_ms); in joycon_parse_imu_report()
1453 dropped_threshold = ctlr->imu_avg_delta_ms * 3 / 2; in joycon_parse_imu_report()
1454 dropped_pkts = (delta - min(delta, dropped_threshold)) / in joycon_parse_imu_report()
1455 ctlr->imu_avg_delta_ms; in joycon_parse_imu_report()
1456 ctlr->imu_timestamp_us += 1000 * ctlr->imu_avg_delta_ms; in joycon_parse_imu_report()
1458 hid_warn(ctlr->hdev, in joycon_parse_imu_report()
1461 hid_warn(ctlr->hdev, in joycon_parse_imu_report()
1463 delta, ctlr->imu_avg_delta_ms); in joycon_parse_imu_report()
1466 ctlr->imu_last_pkt_ms = msecs; in joycon_parse_imu_report()
1468 /* Each IMU input report contains three samples */ in joycon_parse_imu_report()
1471 ctlr->imu_timestamp_us); in joycon_parse_imu_report()
1476 * found in the community's reverse-engineering repo (linked at in joycon_parse_imu_report()
1477 * top of driver). For hid-nintendo, we make sure that the final in joycon_parse_imu_report()
1486 * precision-saving scaling factor to prevent large inaccuracies in joycon_parse_imu_report()
1492 (imu_data[i].gyro_x - in joycon_parse_imu_report()
1493 ctlr->gyro_cal.offset[0])), in joycon_parse_imu_report()
1494 ctlr->gyro_cal.scale[0], in joycon_parse_imu_report()
1495 ctlr->imu_cal_gyro_divisor[0]); in joycon_parse_imu_report()
1497 (imu_data[i].gyro_y - in joycon_parse_imu_report()
1498 ctlr->gyro_cal.offset[1])), in joycon_parse_imu_report()
1499 ctlr->gyro_cal.scale[1], in joycon_parse_imu_report()
1500 ctlr->imu_cal_gyro_divisor[1]); in joycon_parse_imu_report()
1502 (imu_data[i].gyro_z - in joycon_parse_imu_report()
1503 ctlr->gyro_cal.offset[2])), in joycon_parse_imu_report()
1504 ctlr->gyro_cal.scale[2], in joycon_parse_imu_report()
1505 ctlr->imu_cal_gyro_divisor[2]); in joycon_parse_imu_report()
1508 ctlr->accel_cal.scale[0]) / in joycon_parse_imu_report()
1509 ctlr->imu_cal_accel_divisor[0]; in joycon_parse_imu_report()
1511 ctlr->accel_cal.scale[1]) / in joycon_parse_imu_report()
1512 ctlr->imu_cal_accel_divisor[1]; in joycon_parse_imu_report()
1514 ctlr->accel_cal.scale[2]) / in joycon_parse_imu_report()
1515 ctlr->imu_cal_accel_divisor[2]; in joycon_parse_imu_report()
1517 hid_dbg(ctlr->hdev, "raw_gyro: g_x=%d g_y=%d g_z=%d\n", in joycon_parse_imu_report()
1520 hid_dbg(ctlr->hdev, "raw_accel: a_x=%d a_y=%d a_z=%d\n", in joycon_parse_imu_report()
1525 * The right joy-con has 2 axes negated, Y and Z. This is due to in joycon_parse_imu_report()
1527 * axes' values in order to be consistent with the left joy-con in joycon_parse_imu_report()
1532 * The axes follow the right-hand rule. in joycon_parse_imu_report()
1541 value[j] *= -1; in joycon_parse_imu_report()
1552 /* convert to micros and divide by 3 (3 samples per report). */ in joycon_parse_imu_report()
1553 ctlr->imu_timestamp_us += ctlr->imu_avg_delta_ms * 1000 / 3; in joycon_parse_imu_report()
1562 spin_lock_irqsave(&ctlr->lock, flags); in joycon_handle_rumble_report()
1563 if (IS_ENABLED(CONFIG_NINTENDO_FF) && rep->vibrator_report && in joycon_handle_rumble_report()
1564 ctlr->ctlr_state != JOYCON_CTLR_STATE_REMOVED && in joycon_handle_rumble_report()
1565 (msecs - ctlr->rumble_msecs) >= JC_RUMBLE_PERIOD_MS && in joycon_handle_rumble_report()
1566 (ctlr->rumble_queue_head != ctlr->rumble_queue_tail || in joycon_handle_rumble_report()
1567 ctlr->rumble_zero_countdown > 0)) { in joycon_handle_rumble_report()
1574 if (ctlr->rumble_zero_countdown > 0) in joycon_handle_rumble_report()
1575 ctlr->rumble_zero_countdown--; in joycon_handle_rumble_report()
1576 queue_work(ctlr->rumble_queue, &ctlr->rumble_worker); in joycon_handle_rumble_report()
1579 spin_unlock_irqrestore(&ctlr->lock, flags); in joycon_handle_rumble_report()
1587 spin_lock_irqsave(&ctlr->lock, flags); in joycon_parse_battery_status()
1589 tmp = rep->bat_con; in joycon_parse_battery_status()
1590 ctlr->host_powered = tmp & BIT(0); in joycon_parse_battery_status()
1591 ctlr->battery_charging = tmp & BIT(4); in joycon_parse_battery_status()
1596 ctlr->battery_capacity = POWER_SUPPLY_CAPACITY_LEVEL_CRITICAL; in joycon_parse_battery_status()
1599 ctlr->battery_capacity = POWER_SUPPLY_CAPACITY_LEVEL_LOW; in joycon_parse_battery_status()
1602 ctlr->battery_capacity = POWER_SUPPLY_CAPACITY_LEVEL_NORMAL; in joycon_parse_battery_status()
1605 ctlr->battery_capacity = POWER_SUPPLY_CAPACITY_LEVEL_HIGH; in joycon_parse_battery_status()
1608 ctlr->battery_capacity = POWER_SUPPLY_CAPACITY_LEVEL_FULL; in joycon_parse_battery_status()
1611 ctlr->battery_capacity = POWER_SUPPLY_CAPACITY_LEVEL_UNKNOWN; in joycon_parse_battery_status()
1612 hid_warn(ctlr->hdev, "Invalid battery status\n"); in joycon_parse_battery_status()
1616 spin_unlock_irqrestore(&ctlr->lock, flags); in joycon_parse_battery_status()
1627 raw_x = hid_field_extract(ctlr->hdev, rep->left_stick, 0, 12); in joycon_report_left_stick()
1628 raw_y = hid_field_extract(ctlr->hdev, rep->left_stick + 1, 4, 12); in joycon_report_left_stick()
1630 x = joycon_map_stick_val(&ctlr->left_stick_cal_x, raw_x); in joycon_report_left_stick()
1631 y = -joycon_map_stick_val(&ctlr->left_stick_cal_y, raw_y); in joycon_report_left_stick()
1633 input_report_abs(ctlr->input, ABS_X, x); in joycon_report_left_stick()
1634 input_report_abs(ctlr->input, ABS_Y, y); in joycon_report_left_stick()
1645 raw_x = hid_field_extract(ctlr->hdev, rep->right_stick, 0, 12); in joycon_report_right_stick()
1646 raw_y = hid_field_extract(ctlr->hdev, rep->right_stick + 1, 4, 12); in joycon_report_right_stick()
1648 x = joycon_map_stick_val(&ctlr->right_stick_cal_x, raw_x); in joycon_report_right_stick()
1649 y = -joycon_map_stick_val(&ctlr->right_stick_cal_y, raw_y); in joycon_report_right_stick()
1651 input_report_abs(ctlr->input, ABS_RX, x); in joycon_report_right_stick()
1652 input_report_abs(ctlr->input, ABS_RY, y); in joycon_report_right_stick()
1660 u32 btns = hid_field_extract(ctlr->hdev, rep->button_status, 0, 24); in joycon_report_dpad()
1663 hatx = -1; in joycon_report_dpad()
1668 haty = -1; in joycon_report_dpad()
1672 input_report_abs(ctlr->input, ABS_HAT0X, hatx); in joycon_report_dpad()
1673 input_report_abs(ctlr->input, ABS_HAT0Y, haty); in joycon_report_dpad()
1681 u32 status = hid_field_extract(ctlr->hdev, rep->button_status, 0, 24); in joycon_report_buttons()
1683 for (button = button_mappings; button->code; button++) in joycon_report_buttons()
1684 input_report_key(ctlr->input, button->code, status & button->bit); in joycon_report_buttons()
1692 unsigned long report_delta_ms = msecs - ctlr->last_input_report_msecs; in joycon_parse_report()
1729 input_sync(ctlr->input); in joycon_parse_report()
1731 spin_lock_irqsave(&ctlr->lock, flags); in joycon_parse_report()
1732 ctlr->last_input_report_msecs = msecs; in joycon_parse_report()
1740 if (ctlr->consecutive_valid_report_deltas < JC_SUBCMD_VALID_DELTA_REQ) in joycon_parse_report()
1741 ctlr->consecutive_valid_report_deltas++; in joycon_parse_report()
1743 ctlr->consecutive_valid_report_deltas = 0; in joycon_parse_report()
1747 * bluetooth-connected controllers. For USB devices, we're beholden to in joycon_parse_report()
1751 if (ctlr->hdev->bus == BUS_USB) in joycon_parse_report()
1752 ctlr->consecutive_valid_report_deltas = JC_SUBCMD_VALID_DELTA_REQ; in joycon_parse_report()
1754 spin_unlock_irqrestore(&ctlr->lock, flags); in joycon_parse_report()
1761 if (unlikely(mutex_is_locked(&ctlr->output_mutex))) { in joycon_parse_report()
1762 spin_lock_irqsave(&ctlr->lock, flags); in joycon_parse_report()
1763 ctlr->received_input_report = true; in joycon_parse_report()
1764 spin_unlock_irqrestore(&ctlr->lock, flags); in joycon_parse_report()
1765 wake_up(&ctlr->wait); in joycon_parse_report()
1769 if ((rep->id == JC_INPUT_IMU_DATA) && joycon_has_imu(ctlr)) in joycon_parse_report()
1779 spin_lock_irqsave(&ctlr->lock, flags); in joycon_send_rumble_data()
1784 if (ctlr->ctlr_state == JOYCON_CTLR_STATE_REMOVED) { in joycon_send_rumble_data()
1785 spin_unlock_irqrestore(&ctlr->lock, flags); in joycon_send_rumble_data()
1786 return -ENODEV; in joycon_send_rumble_data()
1789 ctlr->rumble_data[ctlr->rumble_queue_tail], in joycon_send_rumble_data()
1791 spin_unlock_irqrestore(&ctlr->lock, flags); in joycon_send_rumble_data()
1794 rumble_output.packet_num = ctlr->subcmd_num; in joycon_send_rumble_data()
1795 if (++ctlr->subcmd_num > 0xF) in joycon_send_rumble_data()
1796 ctlr->subcmd_num = 0; in joycon_send_rumble_data()
1800 ret = __joycon_hid_send(ctlr->hdev, (u8 *)&rumble_output, in joycon_send_rumble_data()
1814 mutex_lock(&ctlr->output_mutex); in joycon_rumble_worker()
1816 mutex_unlock(&ctlr->output_mutex); in joycon_rumble_worker()
1818 /* -ENODEV means the controller was just unplugged */ in joycon_rumble_worker()
1819 spin_lock_irqsave(&ctlr->lock, flags); in joycon_rumble_worker()
1820 if (ret < 0 && ret != -ENODEV && in joycon_rumble_worker()
1821 ctlr->ctlr_state != JOYCON_CTLR_STATE_REMOVED) in joycon_rumble_worker()
1822 hid_warn(ctlr->hdev, "Failed to set rumble; e=%d", ret); in joycon_rumble_worker()
1824 ctlr->rumble_msecs = jiffies_to_msecs(jiffies); in joycon_rumble_worker()
1825 if (ctlr->rumble_queue_tail != ctlr->rumble_queue_head) { in joycon_rumble_worker()
1826 if (++ctlr->rumble_queue_tail >= JC_RUMBLE_QUEUE_SIZE) in joycon_rumble_worker()
1827 ctlr->rumble_queue_tail = 0; in joycon_rumble_worker()
1831 spin_unlock_irqrestore(&ctlr->lock, flags); in joycon_rumble_worker()
1843 for (i = 1; i < length - 1; i++) { in joycon_find_rumble_freq()
1844 if (freq > data[i - 1].freq && freq <= data[i].freq) in joycon_find_rumble_freq()
1859 for (i = 1; i < length - 1; i++) { in joycon_find_rumble_amp()
1860 if (amp > data[i - 1].amp && amp <= data[i].amp) in joycon_find_rumble_amp()
1893 spin_lock_irqsave(&ctlr->lock, flags); in joycon_clamp_rumble_freqs()
1894 ctlr->rumble_ll_freq = clamp(ctlr->rumble_ll_freq, in joycon_clamp_rumble_freqs()
1897 ctlr->rumble_lh_freq = clamp(ctlr->rumble_lh_freq, in joycon_clamp_rumble_freqs()
1900 ctlr->rumble_rl_freq = clamp(ctlr->rumble_rl_freq, in joycon_clamp_rumble_freqs()
1903 ctlr->rumble_rh_freq = clamp(ctlr->rumble_rh_freq, in joycon_clamp_rumble_freqs()
1906 spin_unlock_irqrestore(&ctlr->lock, flags); in joycon_clamp_rumble_freqs()
1921 spin_lock_irqsave(&ctlr->lock, flags); in joycon_set_rumble()
1922 freq_r_low = ctlr->rumble_rl_freq; in joycon_set_rumble()
1923 freq_r_high = ctlr->rumble_rh_freq; in joycon_set_rumble()
1924 freq_l_low = ctlr->rumble_ll_freq; in joycon_set_rumble()
1925 freq_l_high = ctlr->rumble_lh_freq; in joycon_set_rumble()
1928 ctlr->rumble_zero_countdown = JC_RUMBLE_ZERO_AMP_PKT_CNT; in joycon_set_rumble()
1929 spin_unlock_irqrestore(&ctlr->lock, flags); in joycon_set_rumble()
1931 /* right joy-con */ in joycon_set_rumble()
1935 /* left joy-con */ in joycon_set_rumble()
1939 spin_lock_irqsave(&ctlr->lock, flags); in joycon_set_rumble()
1941 next_rq_head = ctlr->rumble_queue_head + 1; in joycon_set_rumble()
1948 if (next_rq_head == ctlr->rumble_queue_tail) { in joycon_set_rumble()
1949 hid_dbg(ctlr->hdev, "rumble queue is full"); in joycon_set_rumble()
1951 next_rq_head = ctlr->rumble_queue_head; in joycon_set_rumble()
1954 ctlr->rumble_queue_head = next_rq_head; in joycon_set_rumble()
1955 memcpy(ctlr->rumble_data[ctlr->rumble_queue_head], data, in joycon_set_rumble()
1959 if (schedule_now && ctlr->ctlr_state != JOYCON_CTLR_STATE_REMOVED) in joycon_set_rumble()
1960 queue_work(ctlr->rumble_queue, &ctlr->rumble_worker); in joycon_set_rumble()
1962 spin_unlock_irqrestore(&ctlr->lock, flags); in joycon_set_rumble()
1972 if (effect->type != FF_RUMBLE) in joycon_play_effect()
1976 effect->u.rumble.weak_magnitude, in joycon_play_effect()
1977 effect->u.rumble.strong_magnitude, in joycon_play_effect()
1986 -JC_MAX_STICK_MAG, in joycon_config_left_stick()
1992 -JC_MAX_STICK_MAG, in joycon_config_left_stick()
2002 -JC_MAX_STICK_MAG, in joycon_config_right_stick()
2008 -JC_MAX_STICK_MAG, in joycon_config_right_stick()
2018 -JC_MAX_DPAD_MAG, in joycon_config_dpad()
2024 -JC_MAX_DPAD_MAG, in joycon_config_dpad()
2035 for (button = button_mappings; button->code; button++) in joycon_config_buttons()
2036 input_set_capability(idev, EV_KEY, button->code); in joycon_config_buttons()
2043 input_set_capability(ctlr->input, EV_FF, FF_RUMBLE); in joycon_config_rumble()
2044 input_ff_create_memless(ctlr->input, NULL, joycon_play_effect); in joycon_config_rumble()
2045 ctlr->rumble_ll_freq = JC_RUMBLE_DFLT_LOW_FREQ; in joycon_config_rumble()
2046 ctlr->rumble_lh_freq = JC_RUMBLE_DFLT_HIGH_FREQ; in joycon_config_rumble()
2047 ctlr->rumble_rl_freq = JC_RUMBLE_DFLT_LOW_FREQ; in joycon_config_rumble()
2048 ctlr->rumble_rh_freq = JC_RUMBLE_DFLT_HIGH_FREQ; in joycon_config_rumble()
2051 ctlr->rumble_msecs = jiffies_to_msecs(jiffies); in joycon_config_rumble()
2061 hdev = ctlr->hdev; in joycon_imu_input_create()
2064 ctlr->imu_input = devm_input_allocate_device(&hdev->dev); in joycon_imu_input_create()
2065 if (!ctlr->imu_input) in joycon_imu_input_create()
2066 return -ENOMEM; in joycon_imu_input_create()
2068 ctlr->imu_input->id.bustype = hdev->bus; in joycon_imu_input_create()
2069 ctlr->imu_input->id.vendor = hdev->vendor; in joycon_imu_input_create()
2070 ctlr->imu_input->id.product = hdev->product; in joycon_imu_input_create()
2071 ctlr->imu_input->id.version = hdev->version; in joycon_imu_input_create()
2072 ctlr->imu_input->uniq = ctlr->mac_addr_str; in joycon_imu_input_create()
2073 ctlr->imu_input->phys = hdev->phys; in joycon_imu_input_create()
2075 imu_name = devm_kasprintf(&hdev->dev, GFP_KERNEL, "%s (IMU)", ctlr->input->name); in joycon_imu_input_create()
2077 return -ENOMEM; in joycon_imu_input_create()
2079 ctlr->imu_input->name = imu_name; in joycon_imu_input_create()
2081 input_set_drvdata(ctlr->imu_input, ctlr); in joycon_imu_input_create()
2084 input_set_abs_params(ctlr->imu_input, ABS_X, in joycon_imu_input_create()
2085 -JC_IMU_MAX_ACCEL_MAG, JC_IMU_MAX_ACCEL_MAG, in joycon_imu_input_create()
2087 input_set_abs_params(ctlr->imu_input, ABS_Y, in joycon_imu_input_create()
2088 -JC_IMU_MAX_ACCEL_MAG, JC_IMU_MAX_ACCEL_MAG, in joycon_imu_input_create()
2090 input_set_abs_params(ctlr->imu_input, ABS_Z, in joycon_imu_input_create()
2091 -JC_IMU_MAX_ACCEL_MAG, JC_IMU_MAX_ACCEL_MAG, in joycon_imu_input_create()
2093 input_abs_set_res(ctlr->imu_input, ABS_X, JC_IMU_ACCEL_RES_PER_G); in joycon_imu_input_create()
2094 input_abs_set_res(ctlr->imu_input, ABS_Y, JC_IMU_ACCEL_RES_PER_G); in joycon_imu_input_create()
2095 input_abs_set_res(ctlr->imu_input, ABS_Z, JC_IMU_ACCEL_RES_PER_G); in joycon_imu_input_create()
2097 input_set_abs_params(ctlr->imu_input, ABS_RX, in joycon_imu_input_create()
2098 -JC_IMU_MAX_GYRO_MAG, JC_IMU_MAX_GYRO_MAG, in joycon_imu_input_create()
2100 input_set_abs_params(ctlr->imu_input, ABS_RY, in joycon_imu_input_create()
2101 -JC_IMU_MAX_GYRO_MAG, JC_IMU_MAX_GYRO_MAG, in joycon_imu_input_create()
2103 input_set_abs_params(ctlr->imu_input, ABS_RZ, in joycon_imu_input_create()
2104 -JC_IMU_MAX_GYRO_MAG, JC_IMU_MAX_GYRO_MAG, in joycon_imu_input_create()
2107 input_abs_set_res(ctlr->imu_input, ABS_RX, JC_IMU_GYRO_RES_PER_DPS); in joycon_imu_input_create()
2108 input_abs_set_res(ctlr->imu_input, ABS_RY, JC_IMU_GYRO_RES_PER_DPS); in joycon_imu_input_create()
2109 input_abs_set_res(ctlr->imu_input, ABS_RZ, JC_IMU_GYRO_RES_PER_DPS); in joycon_imu_input_create()
2111 __set_bit(EV_MSC, ctlr->imu_input->evbit); in joycon_imu_input_create()
2112 __set_bit(MSC_TIMESTAMP, ctlr->imu_input->mscbit); in joycon_imu_input_create()
2113 __set_bit(INPUT_PROP_ACCELEROMETER, ctlr->imu_input->propbit); in joycon_imu_input_create()
2115 ret = input_register_device(ctlr->imu_input); in joycon_imu_input_create()
2127 hdev = ctlr->hdev; in joycon_input_create()
2129 ctlr->input = devm_input_allocate_device(&hdev->dev); in joycon_input_create()
2130 if (!ctlr->input) in joycon_input_create()
2131 return -ENOMEM; in joycon_input_create()
2132 ctlr->input->id.bustype = hdev->bus; in joycon_input_create()
2133 ctlr->input->id.vendor = hdev->vendor; in joycon_input_create()
2134 ctlr->input->id.product = hdev->product; in joycon_input_create()
2135 ctlr->input->id.version = hdev->version; in joycon_input_create()
2136 ctlr->input->uniq = ctlr->mac_addr_str; in joycon_input_create()
2137 ctlr->input->name = hdev->name; in joycon_input_create()
2138 ctlr->input->phys = hdev->phys; in joycon_input_create()
2139 input_set_drvdata(ctlr->input, ctlr); in joycon_input_create()
2141 ret = input_register_device(ctlr->input); in joycon_input_create()
2146 joycon_config_right_stick(ctlr->input); in joycon_input_create()
2147 joycon_config_buttons(ctlr->input, right_joycon_button_mappings); in joycon_input_create()
2149 joycon_config_buttons(ctlr->input, right_joycon_s_button_mappings); in joycon_input_create()
2151 joycon_config_left_stick(ctlr->input); in joycon_input_create()
2152 joycon_config_buttons(ctlr->input, left_joycon_button_mappings); in joycon_input_create()
2154 joycon_config_buttons(ctlr->input, left_joycon_s_button_mappings); in joycon_input_create()
2156 joycon_config_left_stick(ctlr->input); in joycon_input_create()
2157 joycon_config_right_stick(ctlr->input); in joycon_input_create()
2158 joycon_config_dpad(ctlr->input); in joycon_input_create()
2159 joycon_config_buttons(ctlr->input, procon_button_mappings); in joycon_input_create()
2161 joycon_config_dpad(ctlr->input); in joycon_input_create()
2162 joycon_config_buttons(ctlr->input, nescon_button_mappings); in joycon_input_create()
2164 joycon_config_dpad(ctlr->input); in joycon_input_create()
2165 joycon_config_buttons(ctlr->input, snescon_button_mappings); in joycon_input_create()
2167 joycon_config_dpad(ctlr->input); in joycon_input_create()
2168 joycon_config_buttons(ctlr->input, gencon_button_mappings); in joycon_input_create()
2170 joycon_config_dpad(ctlr->input); in joycon_input_create()
2171 joycon_config_left_stick(ctlr->input); in joycon_input_create()
2172 joycon_config_buttons(ctlr->input, n64con_button_mappings); in joycon_input_create()
2191 struct device *dev = led->dev->parent; in joycon_player_led_brightness_set()
2201 return -ENODEV; in joycon_player_led_brightness_set()
2205 val |= ctlr->leds[i].brightness << i; in joycon_player_led_brightness_set()
2207 mutex_lock(&ctlr->output_mutex); in joycon_player_led_brightness_set()
2209 mutex_unlock(&ctlr->output_mutex); in joycon_player_led_brightness_set()
2217 struct device *dev = led->dev->parent; in joycon_home_led_brightness_set()
2225 return -ENODEV; in joycon_home_led_brightness_set()
2227 mutex_lock(&ctlr->output_mutex); in joycon_home_led_brightness_set()
2229 mutex_unlock(&ctlr->output_mutex); in joycon_home_led_brightness_set()
2237 struct hid_device *hdev = ctlr->hdev; in joycon_leds_create()
2238 struct device *dev = &hdev->dev; in joycon_leds_create()
2248 ctlr->player_id = U32_MAX; in joycon_leds_create()
2254 ctlr->player_id = ret; in joycon_leds_create()
2256 hid_info(ctlr->hdev, "assigned player %d led pattern", player_led_pattern + 1); in joycon_leds_create()
2264 return -ENOMEM; in joycon_leds_create()
2266 led = &ctlr->leds[i]; in joycon_leds_create()
2267 led->name = name; in joycon_leds_create()
2268 led->brightness = joycon_player_led_patterns[player_led_pattern][i]; in joycon_leds_create()
2269 led->max_brightness = 1; in joycon_leds_create()
2270 led->brightness_set_blocking = in joycon_leds_create()
2272 led->flags = LED_CORE_SUSPENDRESUME | LED_HW_PLUGGABLE; in joycon_leds_create()
2276 mutex_lock(&ctlr->output_mutex); in joycon_leds_create()
2278 mutex_unlock(&ctlr->output_mutex); in joycon_leds_create()
2285 led = &ctlr->leds[i]; in joycon_leds_create()
2286 ret = devm_led_classdev_register(&hdev->dev, led); in joycon_leds_create()
2301 return -ENOMEM; in joycon_leds_create()
2303 led = &ctlr->home_led; in joycon_leds_create()
2304 led->name = name; in joycon_leds_create()
2305 led->brightness = 0; in joycon_leds_create()
2306 led->max_brightness = 0xF; in joycon_leds_create()
2307 led->brightness_set_blocking = joycon_home_led_brightness_set; in joycon_leds_create()
2308 led->flags = LED_CORE_SUSPENDRESUME | LED_HW_PLUGGABLE; in joycon_leds_create()
2311 mutex_lock(&ctlr->output_mutex); in joycon_leds_create()
2313 mutex_unlock(&ctlr->output_mutex); in joycon_leds_create()
2319 ret = devm_led_classdev_register(&hdev->dev, led); in joycon_leds_create()
2340 spin_lock_irqsave(&ctlr->lock, flags); in joycon_battery_get_property()
2341 capacity = ctlr->battery_capacity; in joycon_battery_get_property()
2342 charging = ctlr->battery_charging; in joycon_battery_get_property()
2343 powered = ctlr->host_powered; in joycon_battery_get_property()
2344 spin_unlock_irqrestore(&ctlr->lock, flags); in joycon_battery_get_property()
2348 val->intval = 1; in joycon_battery_get_property()
2351 val->intval = POWER_SUPPLY_SCOPE_DEVICE; in joycon_battery_get_property()
2354 val->intval = capacity; in joycon_battery_get_property()
2358 val->intval = POWER_SUPPLY_STATUS_CHARGING; in joycon_battery_get_property()
2361 val->intval = POWER_SUPPLY_STATUS_FULL; in joycon_battery_get_property()
2363 val->intval = POWER_SUPPLY_STATUS_DISCHARGING; in joycon_battery_get_property()
2366 ret = -EINVAL; in joycon_battery_get_property()
2381 struct hid_device *hdev = ctlr->hdev; in joycon_power_supply_create()
2387 ctlr->battery_capacity = POWER_SUPPLY_CAPACITY_LEVEL_UNKNOWN; in joycon_power_supply_create()
2390 ctlr->battery_desc.properties = joycon_battery_props; in joycon_power_supply_create()
2391 ctlr->battery_desc.num_properties = in joycon_power_supply_create()
2393 ctlr->battery_desc.get_property = joycon_battery_get_property; in joycon_power_supply_create()
2394 ctlr->battery_desc.type = POWER_SUPPLY_TYPE_BATTERY; in joycon_power_supply_create()
2395 ctlr->battery_desc.use_for_apm = 0; in joycon_power_supply_create()
2396 ctlr->battery_desc.name = devm_kasprintf(&hdev->dev, GFP_KERNEL, in joycon_power_supply_create()
2398 dev_name(&hdev->dev)); in joycon_power_supply_create()
2399 if (!ctlr->battery_desc.name) in joycon_power_supply_create()
2400 return -ENOMEM; in joycon_power_supply_create()
2402 ctlr->battery = devm_power_supply_register(&hdev->dev, in joycon_power_supply_create()
2403 &ctlr->battery_desc, in joycon_power_supply_create()
2405 if (IS_ERR(ctlr->battery)) { in joycon_power_supply_create()
2406 ret = PTR_ERR(ctlr->battery); in joycon_power_supply_create()
2411 return power_supply_powers(ctlr->battery, &hdev->dev); in joycon_power_supply_create()
2425 hid_err(ctlr->hdev, "Failed to get joycon info; ret=%d\n", ret); in joycon_read_info()
2429 report = (struct joycon_input_report *)ctlr->input_buf; in joycon_read_info()
2432 ctlr->mac_addr[j] = report->subcmd_reply.data[i]; in joycon_read_info()
2434 ctlr->mac_addr_str = devm_kasprintf(&ctlr->hdev->dev, GFP_KERNEL, in joycon_read_info()
2436 ctlr->mac_addr[0], in joycon_read_info()
2437 ctlr->mac_addr[1], in joycon_read_info()
2438 ctlr->mac_addr[2], in joycon_read_info()
2439 ctlr->mac_addr[3], in joycon_read_info()
2440 ctlr->mac_addr[4], in joycon_read_info()
2441 ctlr->mac_addr[5]); in joycon_read_info()
2442 if (!ctlr->mac_addr_str) in joycon_read_info()
2443 return -ENOMEM; in joycon_read_info()
2444 hid_info(ctlr->hdev, "controller MAC = %s\n", ctlr->mac_addr_str); in joycon_read_info()
2448 * Unfortantly the hdev->product can't always be used due to a ?bug? in joycon_read_info()
2455 ctlr->ctlr_type = report->subcmd_reply.data[2]; in joycon_read_info()
2456 hid_dbg(ctlr->hdev, "controller type = 0x%02X\n", ctlr->ctlr_type); in joycon_read_info()
2466 mutex_lock(&ctlr->output_mutex); in joycon_init()
2492 ret = -ETIMEDOUT; in joycon_init()
2552 mutex_unlock(&ctlr->output_mutex); in joycon_init()
2577 if (unlikely(mutex_is_locked(&ctlr->output_mutex)) && in joycon_ctlr_handle_event()
2578 ctlr->msg_type != JOYCON_MSG_TYPE_NONE) { in joycon_ctlr_handle_event()
2579 switch (ctlr->msg_type) { in joycon_ctlr_handle_event()
2584 data[1] == ctlr->usb_ack_match) in joycon_ctlr_handle_event()
2592 if (report->subcmd_reply.id == ctlr->subcmd_ack_match) in joycon_ctlr_handle_event()
2600 memcpy(ctlr->input_buf, data, in joycon_ctlr_handle_event()
2602 ctlr->msg_type = JOYCON_MSG_TYPE_NONE; in joycon_ctlr_handle_event()
2603 ctlr->received_resp = true; in joycon_ctlr_handle_event()
2604 wake_up(&ctlr->wait); in joycon_ctlr_handle_event()
2611 if (ctlr->ctlr_state == JOYCON_CTLR_STATE_READ) in joycon_ctlr_handle_event()
2623 return -EINVAL; in nintendo_hid_event()
2634 hid_dbg(hdev, "probe - start\n"); in nintendo_hid_probe()
2636 ctlr = devm_kzalloc(&hdev->dev, sizeof(*ctlr), GFP_KERNEL); in nintendo_hid_probe()
2638 ret = -ENOMEM; in nintendo_hid_probe()
2642 ctlr->hdev = hdev; in nintendo_hid_probe()
2643 ctlr->ctlr_state = JOYCON_CTLR_STATE_INIT; in nintendo_hid_probe()
2644 ctlr->rumble_queue_head = 0; in nintendo_hid_probe()
2645 ctlr->rumble_queue_tail = 0; in nintendo_hid_probe()
2647 mutex_init(&ctlr->output_mutex); in nintendo_hid_probe()
2648 init_waitqueue_head(&ctlr->wait); in nintendo_hid_probe()
2649 spin_lock_init(&ctlr->lock); in nintendo_hid_probe()
2650 ctlr->rumble_queue = alloc_workqueue("hid-nintendo-rumble_wq", in nintendo_hid_probe()
2652 if (!ctlr->rumble_queue) { in nintendo_hid_probe()
2653 ret = -ENOMEM; in nintendo_hid_probe()
2656 INIT_WORK(&ctlr->rumble_worker, joycon_rumble_worker); in nintendo_hid_probe()
2671 hdev->version |= 0x8000; in nintendo_hid_probe()
2713 ctlr->ctlr_state = JOYCON_CTLR_STATE_READ; in nintendo_hid_probe()
2715 hid_dbg(hdev, "probe - success\n"); in nintendo_hid_probe()
2719 ida_free(&nintendo_player_id_allocator, ctlr->player_id); in nintendo_hid_probe()
2725 destroy_workqueue(ctlr->rumble_queue); in nintendo_hid_probe()
2727 hid_err(hdev, "probe - fail = %d\n", ret); in nintendo_hid_probe()
2739 spin_lock_irqsave(&ctlr->lock, flags); in nintendo_hid_remove()
2740 ctlr->ctlr_state = JOYCON_CTLR_STATE_REMOVED; in nintendo_hid_remove()
2741 spin_unlock_irqrestore(&ctlr->lock, flags); in nintendo_hid_remove()
2743 destroy_workqueue(ctlr->rumble_queue); in nintendo_hid_remove()
2744 ida_free(&nintendo_player_id_allocator, ctlr->player_id); in nintendo_hid_remove()
2759 hid_dbg(hdev, "no-op resume for bt ctlr\n"); in nintendo_hid_resume()
2760 ctlr->ctlr_state = JOYCON_CTLR_STATE_READ; in nintendo_hid_resume()
2770 ctlr->ctlr_state = JOYCON_CTLR_STATE_READ; in nintendo_hid_resume()
2790 ctlr->ctlr_state = JOYCON_CTLR_STATE_SUSPENDED; in nintendo_hid_suspend()