diff options
Diffstat (limited to 'drivers/staging/intel_sst/intel_sst.h')
| -rw-r--r-- | drivers/staging/intel_sst/intel_sst.h | 131 |
1 files changed, 131 insertions, 0 deletions
diff --git a/drivers/staging/intel_sst/intel_sst.h b/drivers/staging/intel_sst/intel_sst.h new file mode 100644 index 0000000..1f19f0d --- /dev/null +++ b/drivers/staging/intel_sst/intel_sst.h @@ -0,0 +1,131 @@ +#ifndef __INTEL_SST_H__ +#define __INTEL_SST_H__ +/* + * intel_sst.h - Intel SST Driver for audio engine + * + * Copyright (C) 2008-10 Intel Corporation + * Authors: Vinod Koul <vinod.koul@intel.com> + * Harsha Priya <priya.harsha@intel.com> + * Dharageswari R <dharageswari.r@intel.com> + * KP Jeeja <jeeja.kp@intel.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; version 2 of the License. + * + * 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. + * + * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ + * + * This driver exposes the audio engine functionalities to the ALSA + * and middleware. + * This file is shared between the SST and MAD drivers + */ + +#define SST_CARD_NAMES "intel_mid_card" + +/* control list Pmic & Lpe */ +/* Input controls */ +enum port_status { + ACTIVATE = 1, + DEACTIVATE, +}; + +/* Card states */ +enum sst_card_states { + SND_CARD_UN_INIT = 0, + SND_CARD_INIT_DONE, +}; + +enum sst_controls { + SST_SND_ALLOC = 0x1000, + SST_SND_PAUSE = 0x1001, + SST_SND_RESUME = 0x1002, + SST_SND_DROP = 0x1003, + SST_SND_FREE = 0x1004, + SST_SND_BUFFER_POINTER = 0x1005, + SST_SND_STREAM_INIT = 0x1006, + SST_SND_START = 0x1007, + SST_SND_STREAM_PROCESS = 0x1008, + SST_MAX_CONTROLS = 0x1008, + SST_CONTROL_BASE = 0x1000, + SST_ENABLE_RX_TIME_SLOT = 0x1009, +}; + +enum SND_CARDS { + SND_FS = 0, + SND_MX, + SND_NC, + SND_MSIC +}; + +struct pcm_stream_info { + int str_id; + void *mad_substream; + void (*period_elapsed) (void *mad_substream); + unsigned long long buffer_ptr; + int sfreq; +}; + +struct snd_pmic_ops { + int card_status; + int master_mute; + int num_channel; + int input_dev_id; + int mute_status; + int pb_on; + int cap_on; + int output_dev_id; + int (*set_input_dev) (u8 value); + int (*set_output_dev) (u8 value); + + int (*set_mute) (int dev_id, u8 value); + int (*get_mute) (int dev_id, u8 *value); + + int (*set_vol) (int dev_id, int value); + int (*get_vol) (int dev_id, int *value); + + int (*init_card) (void); + int (*set_pcm_audio_params) + (int sfreq, int word_size , int num_channel); + int (*set_pcm_voice_params) (void); + int (*set_voice_port) (int status); + int (*set_audio_port) (int status); + + int (*power_up_pmic_pb) (unsigned int port); + int (*power_up_pmic_cp) (unsigned int port); + int (*power_down_pmic_pb) (void); + int (*power_down_pmic_cp) (void); + int (*power_down_pmic) (void); +}; + +struct intel_sst_card_ops { + char *module_name; + unsigned int vendor_id; + int (*control_set) (int control_element, void *value); + struct snd_pmic_ops *scard_ops; +}; + +/* modified for generic access */ +struct sc_reg_access { + u16 reg_addr; + u8 value; + u8 mask; +}; +enum sc_reg_access_type { + PMIC_READ = 0, + PMIC_WRITE, + PMIC_READ_MODIFY, +}; + +int register_sst_card(struct intel_sst_card_ops *card); +void unregister_sst_card(struct intel_sst_card_ops *card); +#endif /* __INTEL_SST_H__ */ |
