.. | .. |
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| 1 | +// SPDX-License-Identifier: GPL-2.0-or-later |
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1 | 2 | /* |
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2 | 3 | * extcon-sm5502.c - Silicon Mitus SM5502 extcon drvier to support USB switches |
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3 | 4 | * |
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4 | 5 | * Copyright (c) 2014 Samsung Electronics Co., Ltd |
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5 | 6 | * Author: Chanwoo Choi <cw00.choi@samsung.com> |
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6 | | - * |
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7 | | - * This program is free software; you can redistribute it and/or modify it |
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8 | | - * under the terms of the GNU General Public License as published by the |
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9 | | - * Free Software Foundation; either version 2 of the License, or (at your |
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10 | | - * option) any later version. |
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11 | 7 | */ |
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12 | 8 | |
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13 | 9 | #include <linux/err.h> |
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.. | .. |
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252 | 248 | dev_err(info->dev, "Unknown DM_CON/DP_CON switch type (%d)\n", |
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253 | 249 | con_sw); |
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254 | 250 | return -EINVAL; |
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255 | | - }; |
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| 251 | + } |
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256 | 252 | |
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257 | 253 | switch (vbus_sw) { |
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258 | 254 | case VBUSIN_SWITCH_OPEN: |
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.. | .. |
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271 | 267 | default: |
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272 | 268 | dev_err(info->dev, "Unknown VBUS switch type (%d)\n", vbus_sw); |
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273 | 269 | return -EINVAL; |
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274 | | - }; |
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| 270 | + } |
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275 | 271 | |
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276 | 272 | return 0; |
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277 | 273 | } |
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.. | .. |
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279 | 275 | /* Return cable type of attached or detached accessories */ |
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280 | 276 | static unsigned int sm5502_muic_get_cable_type(struct sm5502_muic_info *info) |
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281 | 277 | { |
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282 | | - unsigned int cable_type = -1, adc, dev_type1; |
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| 278 | + unsigned int cable_type, adc, dev_type1; |
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283 | 279 | int ret; |
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284 | 280 | |
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285 | 281 | /* Read ADC value according to external cable or button */ |
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.. | .. |
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360 | 356 | "cannot identify the cable type: adc(0x%x)\n", |
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361 | 357 | adc); |
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362 | 358 | return -EINVAL; |
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363 | | - }; |
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| 359 | + } |
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364 | 360 | break; |
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365 | 361 | default: |
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366 | 362 | dev_err(info->dev, |
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367 | 363 | "failed to identify the cable type: adc(0x%x)\n", adc); |
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368 | 364 | return -EINVAL; |
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369 | | - }; |
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| 365 | + } |
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370 | 366 | |
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371 | 367 | return cable_type; |
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372 | 368 | } |
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.. | .. |
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408 | 404 | dev_dbg(info->dev, |
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409 | 405 | "cannot handle this cable_type (0x%x)\n", cable_type); |
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410 | 406 | return 0; |
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411 | | - }; |
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| 407 | + } |
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412 | 408 | |
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413 | 409 | /* Change internal hardware path(DM_CON/DP_CON, VBUSIN) */ |
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414 | 410 | ret = sm5502_muic_set_path(info, con_sw, vbus_sw, attached); |
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.. | .. |
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604 | 600 | |
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605 | 601 | ret = devm_request_threaded_irq(info->dev, virq, NULL, |
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606 | 602 | sm5502_muic_irq_handler, |
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607 | | - IRQF_NO_SUSPEND, |
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| 603 | + IRQF_NO_SUSPEND | IRQF_ONESHOT, |
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608 | 604 | muic_irq->name, info); |
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609 | 605 | if (ret) { |
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610 | 606 | dev_err(info->dev, |
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