drivers/staging/intel_sst/intel_sst.h

   1 #ifndef __INTEL_SST_H__
   2 #define __INTEL_SST_H__
   3 /*
   4  *  intel_sst.h - Intel SST Driver for audio engine
   5  *
   6  *  Copyright (C) 2008-10 Intel Corporation
   7  *  Authors:    Vinod Koul <vinod.koul@intel.com>
   8  *              Harsha Priya <priya.harsha@intel.com>
   9  *              Dharageswari R <dharageswari.r@intel.com>
  10  *              KP Jeeja <jeeja.kp@intel.com>
  11  *  ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  12  *
  13  *  This program is free software; you can redistribute it and/or modify
  14  *  it under the terms of the GNU General Public License as published by
  15  *  the Free Software Foundation; version 2 of the License.
  16  *
  17  *  This program is distributed in the hope that it will be useful, but
  18  *  WITHOUT ANY WARRANTY; without even the implied warranty of
  19  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  20  *  General Public License for more details.
  21  *
  22  *  You should have received a copy of the GNU General Public License along
  23  *  with this program; if not, write to the Free Software Foundation, Inc.,
  24  *  59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
  25  *
  26  * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  27  *
  28  *  This driver exposes the audio engine functionalities to the ALSA
  29  *      and middleware.
  30  *  This file is shared between the SST and MAD drivers
  31  */
  32 #include "intel_sst_ioctl.h"
  33 #include <sound/jack.h>
  34
  35 #define SST_CARD_NAMES "intel_mid_card"
  36
  37 #define MFLD_MAX_HW_CH 4
  38 /* control list Pmic & Lpe */
  39 /* Input controls */
  40 enum port_status {
  41         ACTIVATE = 1,
  42         DEACTIVATE,
  43 };
  44
  45 /* Card states */
  46 enum sst_card_states {
  47         SND_CARD_UN_INIT = 0,
  48         SND_CARD_INIT_DONE,
  49 };
  50
  51 enum sst_controls {
  52         SST_SND_ALLOC =                 0x1000,
  53         SST_SND_PAUSE =                 0x1001,
  54         SST_SND_RESUME =                0x1002,
  55         SST_SND_DROP =                  0x1003,
  56         SST_SND_FREE =                  0x1004,
  57         SST_SND_BUFFER_POINTER =        0x1005,
  58         SST_SND_STREAM_INIT =           0x1006,
  59         SST_SND_START    =              0x1007,
  60         SST_SND_STREAM_PROCESS =        0x1008,
  61         SST_MAX_CONTROLS =              0x1008,
  62         SST_CONTROL_BASE =              0x1000,
  63         SST_ENABLE_RX_TIME_SLOT =       0x1009,
  64 };
  65
  66 enum SND_CARDS {
  67         SND_FS = 0,
  68         SND_MX,
  69         SND_NC,
  70         SND_MSIC
  71 };
  72
  73 struct pcm_stream_info {
  74         int str_id;
  75         void *mad_substream;
  76         void (*period_elapsed) (void *mad_substream);
  77         unsigned long long buffer_ptr;
  78         int sfreq;
  79 };
  80
  81 struct snd_pmic_ops {
  82         int card_status;
  83         int master_mute;
  84         int num_channel;
  85         int input_dev_id;
  86         int mute_status;
  87         struct mutex lock;
  88         int pb_on, pbhs_on;
  89         int cap_on;
  90         int output_dev_id;
  91         int lineout_dev_id, line_out_names_cnt;
  92         int prev_lineout_dev_id;
  93         bool jack_interrupt_status;
  94         int (*set_input_dev) (u8 value);
  95         int (*set_output_dev) (u8 value);
  96         int (*set_lineout_dev) (u8 value);
  97         int (*set_mute) (int dev_id, u8 value);
  98         int (*get_mute) (int dev_id, u8 *value);
  99
 100         int (*set_vol) (int dev_id, int value);
 101         int (*get_vol) (int dev_id, int *value);
 102
 103         int (*init_card) (void);
 104         int (*set_pcm_audio_params)
 105                 (int sfreq, int word_size , int num_channel);
 106         int (*set_pcm_voice_params) (void);
 107         int (*set_voice_port) (int status);
 108         int (*set_audio_port) (int status);
 109
 110         int (*power_up_pmic_pb) (unsigned int port);
 111         int (*power_up_pmic_cp) (unsigned int port);
 112         int (*power_down_pmic_pb) (unsigned int device);
 113         int (*power_down_pmic_cp) (unsigned int device);
 114         int (*power_down_pmic) (void);
 115         void (*pmic_irq_cb) (void *cb_data, u8 value);
 116         void (*pmic_irq_enable)(void *data);
 117         int (*pmic_jack_enable) (void);
 118         int (*pmic_get_mic_bias)(void *intelmaddata);
 119         int (*pmic_set_headset_state)(int state);
 120
 121         unsigned int hw_dmic_map[MFLD_MAX_HW_CH];
 122         unsigned int available_dmics;
 123         int (*set_hw_dmic_route) (u8 index);
 124
 125         int gpio_amp;
 126 };
 127
 128 extern void sst_mad_send_jack_report(struct snd_jack *jack,
 129                                      int buttonpressevent,
 130                                      int status);
 131
 132
 133 int intemad_set_headset_state(int state);
 134 int intelmad_get_mic_bias(void);
 135
 136 struct intel_sst_pcm_control {
 137         int (*open) (struct snd_sst_params *str_param);
 138         int (*device_control) (int cmd, void *arg);
 139         int (*close) (unsigned int str_id);
 140 };
 141 struct intel_sst_card_ops {
 142         char *module_name;
 143         unsigned int  vendor_id;
 144         struct intel_sst_pcm_control *pcm_control;
 145         struct snd_pmic_ops *scard_ops;
 146 };
 147
 148 /* modified for generic access */
 149 struct sc_reg_access {
 150         u16 reg_addr;
 151         u8 value;
 152         u8 mask;
 153 };
 154 enum sc_reg_access_type {
 155         PMIC_READ = 0,
 156         PMIC_WRITE,
 157         PMIC_READ_MODIFY,
 158 };
 159
 160 int register_sst_card(struct intel_sst_card_ops *card);
 161 void unregister_sst_card(struct intel_sst_card_ops *card);
 162 #endif /* __INTEL_SST_H__ */