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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 | * Routines for control of the AK4117 via 4-wire serial interface |
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3 | 4 | * IEC958 (S/PDIF) receiver by Asahi Kasei |
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4 | 5 | * Copyright (c) by Jaroslav Kysela <perex@perex.cz> |
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5 | | - * |
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6 | | - * |
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7 | | - * This program is free software; you can redistribute it and/or modify |
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8 | | - * it under the terms of the GNU General Public License as published by |
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9 | | - * the Free Software Foundation; either version 2 of the License, or |
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10 | | - * (at your option) any later version. |
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11 | | - * |
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12 | | - * This program is distributed in the hope that it will be useful, |
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13 | | - * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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14 | | - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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15 | | - * GNU General Public License for more details. |
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16 | | - * |
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17 | | - * You should have received a copy of the GNU General Public License |
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18 | | - * along with this program; if not, write to the Free Software |
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19 | | - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
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20 | | - * |
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21 | 6 | */ |
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22 | 7 | |
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23 | 8 | #include <linux/slab.h> |
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.. | .. |
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79 | 64 | struct ak4117 *chip; |
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80 | 65 | int err = 0; |
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81 | 66 | unsigned char reg; |
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82 | | - static struct snd_device_ops ops = { |
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| 67 | + static const struct snd_device_ops ops = { |
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83 | 68 | .dev_free = snd_ak4117_dev_free, |
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84 | 69 | }; |
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85 | 70 | |
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.. | .. |
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320 | 305 | } |
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321 | 306 | |
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322 | 307 | /* Don't forget to change AK4117_CONTROLS define!!! */ |
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323 | | -static struct snd_kcontrol_new snd_ak4117_iec958_controls[] = { |
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| 308 | +static const struct snd_kcontrol_new snd_ak4117_iec958_controls[] = { |
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324 | 309 | { |
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325 | 310 | .iface = SNDRV_CTL_ELEM_IFACE_PCM, |
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326 | 311 | .name = "IEC958 Parity Errors", |
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