diff options
Diffstat (limited to 'include/sound/ak4113.h')
| -rw-r--r-- | include/sound/ak4113.h | 41 |
1 files changed, 20 insertions, 21 deletions
diff --git a/include/sound/ak4113.h b/include/sound/ak4113.h index 2609048c1d44..9ac342ba862a 100644 --- a/include/sound/ak4113.h +++ b/include/sound/ak4113.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ #ifndef __SOUND_AK4113_H #define __SOUND_AK4113_H @@ -5,22 +6,6 @@ * Routines for Asahi Kasei AK4113 * Copyright (c) by Jaroslav Kysela <perex@perex.cz>, * Copyright (c) by Pavel Hofman <pavel.hofman@ivitera.com>, - * - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - * */ /* AK4113 registers */ @@ -281,20 +266,26 @@ typedef void (ak4113_write_t)(void *private_data, unsigned char addr, unsigned char data); typedef unsigned char (ak4113_read_t)(void *private_data, unsigned char addr); +enum { + AK4113_PARITY_ERRORS, + AK4113_V_BIT_ERRORS, + AK4113_QCRC_ERRORS, + AK4113_CCRC_ERRORS, + AK4113_NUM_ERRORS +}; + struct ak4113 { struct snd_card *card; ak4113_write_t *write; ak4113_read_t *read; void *private_data; - unsigned int init:1; + atomic_t wq_processing; + struct mutex reinit_mutex; spinlock_t lock; unsigned char regmap[AK4113_WRITABLE_REGS]; struct snd_kcontrol *kctls[AK4113_CONTROLS]; struct snd_pcm_substream *substream; - unsigned long parity_errors; - unsigned long v_bit_errors; - unsigned long qcrc_errors; - unsigned long ccrc_errors; + unsigned long errors[AK4113_NUM_ERRORS]; unsigned char rcs0; unsigned char rcs1; unsigned char rcs2; @@ -317,5 +308,13 @@ int snd_ak4113_build(struct ak4113 *ak4113, int snd_ak4113_external_rate(struct ak4113 *ak4113); int snd_ak4113_check_rate_and_errors(struct ak4113 *ak4113, unsigned int flags); +#ifdef CONFIG_PM +void snd_ak4113_suspend(struct ak4113 *chip); +void snd_ak4113_resume(struct ak4113 *chip); +#else +static inline void snd_ak4113_suspend(struct ak4113 *chip) {} +static inline void snd_ak4113_resume(struct ak4113 *chip) {} +#endif + #endif /* __SOUND_AK4113_H */ |