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| 1 | +/* SPDX-License-Identifier: GPL-2.0-or-later */ |
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1 | 2 | #ifndef __SOUND_PCM_PARAMS_H |
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2 | 3 | #define __SOUND_PCM_PARAMS_H |
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3 | 4 | |
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4 | 5 | /* |
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5 | 6 | * PCM params helpers |
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6 | 7 | * Copyright (c) by Abramo Bagnara <abramo@alsa-project.org> |
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7 | | - * |
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8 | | - * |
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9 | | - * This program is free software; you can redistribute it and/or modify |
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10 | | - * it under the terms of the GNU General Public License as published by |
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11 | | - * the Free Software Foundation; either version 2 of the License, or |
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12 | | - * (at your option) any later version. |
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13 | | - * |
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14 | | - * This program is distributed in the hope that it will be useful, |
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15 | | - * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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16 | | - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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17 | | - * GNU General Public License for more details. |
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18 | | - * |
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19 | | - * You should have received a copy of the GNU General Public License |
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20 | | - * along with this program; if not, write to the Free Software |
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21 | | - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
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22 | | - * |
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23 | 8 | */ |
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24 | 9 | |
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25 | 10 | #include <sound/pcm.h> |
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.. | .. |
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37 | 22 | #define SNDRV_MASK_SIZE (SNDRV_MASK_BITS / 32) |
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38 | 23 | #define MASK_OFS(i) ((i) >> 5) |
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39 | 24 | #define MASK_BIT(i) (1U << ((i) & 31)) |
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40 | | - |
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41 | | -static inline size_t snd_mask_sizeof(void) |
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42 | | -{ |
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43 | | - return sizeof(struct snd_mask); |
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44 | | -} |
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45 | 25 | |
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46 | 26 | static inline void snd_mask_none(struct snd_mask *mask) |
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47 | 27 | { |
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.. | .. |
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148 | 128 | return mask->bits[MASK_OFS(val)] & MASK_BIT(val); |
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149 | 129 | } |
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150 | 130 | |
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| 131 | +/* Most of drivers need only this one */ |
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| 132 | +static inline int snd_mask_test_format(const struct snd_mask *mask, |
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| 133 | + snd_pcm_format_t format) |
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| 134 | +{ |
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| 135 | + return snd_mask_test(mask, (__force unsigned int)format); |
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| 136 | +} |
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| 137 | + |
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151 | 138 | static inline int snd_mask_single(const struct snd_mask *mask) |
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152 | 139 | { |
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153 | 140 | int i, c = 0; |
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