From 76cb841cb886eef6b3bee341a2266c76578724ad Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Mon, 6 May 2024 03:02:30 +0200 Subject: Adding upstream version 4.19.249. Signed-off-by: Daniel Baumann --- sound/pci/ctxfi/ctmixer.h | 70 +++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 70 insertions(+) create mode 100644 sound/pci/ctxfi/ctmixer.h (limited to 'sound/pci/ctxfi/ctmixer.h') diff --git a/sound/pci/ctxfi/ctmixer.h b/sound/pci/ctxfi/ctmixer.h new file mode 100644 index 000000000..be881c639 --- /dev/null +++ b/sound/pci/ctxfi/ctmixer.h @@ -0,0 +1,70 @@ +/** + * Copyright (C) 2008, Creative Technology Ltd. All Rights Reserved. + * + * This source file is released under GPL v2 license (no other versions). + * See the COPYING file included in the main directory of this source + * distribution for the license terms and conditions. + * + * @File ctmixer.h + * + * @Brief + * This file contains the definition of the mixer device functions. + * + * @Author Liu Chun + * @Date Mar 28 2008 + * + */ + +#ifndef CTMIXER_H +#define CTMIXER_H + +#include "ctatc.h" +#include "ctresource.h" + +#define INIT_VOL 0x1c00 + +enum MIXER_PORT_T { + MIX_WAVE_FRONT, + MIX_WAVE_REAR, + MIX_WAVE_CENTLFE, + MIX_WAVE_SURROUND, + MIX_SPDIF_OUT, + MIX_PCMO_FRONT, + MIX_MIC_IN, + MIX_LINE_IN, + MIX_SPDIF_IN, + MIX_PCMI_FRONT, + MIX_PCMI_REAR, + MIX_PCMI_CENTLFE, + MIX_PCMI_SURROUND, + + NUM_MIX_PORTS +}; + +/* alsa mixer descriptor */ +struct ct_mixer { + struct ct_atc *atc; + + void **amixers; /* amixer resources for volume control */ + void **sums; /* sum resources for signal collection */ + unsigned int switch_state; /* A bit-map to indicate state of switches */ + + int (*get_output_ports)(struct ct_mixer *mixer, enum MIXER_PORT_T type, + struct rsc **rleft, struct rsc **rright); + + int (*set_input_left)(struct ct_mixer *mixer, + enum MIXER_PORT_T type, struct rsc *rsc); + int (*set_input_right)(struct ct_mixer *mixer, + enum MIXER_PORT_T type, struct rsc *rsc); +#ifdef CONFIG_PM_SLEEP + int (*resume)(struct ct_mixer *mixer); +#endif +}; + +int ct_alsa_mix_create(struct ct_atc *atc, + enum CTALSADEVS device, + const char *device_name); +int ct_mixer_create(struct ct_atc *atc, struct ct_mixer **rmixer); +int ct_mixer_destroy(struct ct_mixer *mixer); + +#endif /* CTMIXER_H */ -- cgit v1.2.3