diff options
Diffstat (limited to 'sound/pci/intel_mid_i2s/intel_alsa_ssp_snd_card.h')
| -rw-r--r-- | sound/pci/intel_mid_i2s/intel_alsa_ssp_snd_card.h | 166 |
1 files changed, 166 insertions, 0 deletions
diff --git a/sound/pci/intel_mid_i2s/intel_alsa_ssp_snd_card.h b/sound/pci/intel_mid_i2s/intel_alsa_ssp_snd_card.h new file mode 100644 index 00000000000..f0e3439b261 --- /dev/null +++ b/sound/pci/intel_mid_i2s/intel_alsa_ssp_snd_card.h @@ -0,0 +1,166 @@ +/* + * intel_alsa_ssp_snd_card.h + * + * Copyright (C) 2010 Intel Corp + * Authors: Selma Bensaid <selma.bensaid@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. + * + * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ + */ +#ifndef _LINUX_INTEL_ALSA_SSP_SND_CARD_H +#define _LINUX_INTEL_ALSA_SSP_SND_CARD_H + +#include <linux/io.h> +#include <linux/delay.h> +#include <linux/interrupt.h> +#include <linux/init.h> +#include <linux/slab.h> +#include <linux/moduleparam.h> +#include <linux/sched.h> +#include <sound/initval.h> +#include <sound/core.h> +#include <sound/control.h> +#include <sound/pcm.h> +#include <sound/pcm_params.h> +#include <sound/info.h> + +#include "intel_alsa_ssp_hw_interface.h" + + + +int snd_i2s_alsa_open(struct snd_pcm_substream *substream); +int snd_i2s_alsa_close(struct snd_pcm_substream *substream); +int snd_i2s_alsa_hw_params(struct snd_pcm_substream *substream, struct snd_pcm_hw_params *hw_params); +int snd_i2s_alsa_pcm_prepare(struct snd_pcm_substream *substream); +int snd_i2s_alsa_pcm_trigger(struct snd_pcm_substream *substream, int cmd); +int snd_i2s_alsa_hw_free(struct snd_pcm_substream *substream); +snd_pcm_uframes_t snd_i2s_alsa_pcm_pointer(struct snd_pcm_substream *substream); +int snd_i2s_alsa_pcm_prepare(struct snd_pcm_substream *substream); + +/* + * Defines + */ +#define INTEL_ALSA_SSP_DRIVER_VERSION "1.0.3" +#define INTEL_ALSA_SSP_CARD_NAME "IntelALSASSP" + + +/* + * Structures Definition + */ +struct intel_alsa_ssp_card_info { + struct snd_card *card; + char *card_id; + int playback_cnt; + int capture_cnt; + int card_index; +}; + +struct intel_alsa_ssp_dev_info { + char dev_name[32]; + int nb_play_stream; + int nb_capt_stream; + struct snd_pcm_hardware *stream_hw_param; +}; + +/* + * Global Variables + */ + +/* Data path functionalities */ +struct snd_pcm_hardware BT_alsa_hw_param = { + .info = (SNDRV_PCM_INFO_INTERLEAVED | + SNDRV_PCM_INFO_DOUBLE | + SNDRV_PCM_INFO_PAUSE | + SNDRV_PCM_INFO_RESUME | + SNDRV_PCM_INFO_MMAP | + SNDRV_PCM_INFO_MMAP_VALID | + SNDRV_PCM_INFO_BATCH | SNDRV_PCM_INFO_SYNC_START), + .formats = (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_U16_LE), + .rates = (SNDRV_PCM_RATE_8000), + .rate_min = 8000, + .rate_max = 8000, + .channels_min = 1, + .channels_max = 1, + .buffer_bytes_max = (320*1024), + .period_bytes_min = 32, + .period_bytes_max = (320*1024), + .periods_min = 2, + .periods_max = (1024*2), + .fifo_size = 0, +}; + +struct snd_pcm_hardware FM_alsa_hw_param = { + .info = (SNDRV_PCM_INFO_INTERLEAVED | + SNDRV_PCM_INFO_DOUBLE | + SNDRV_PCM_INFO_PAUSE | + SNDRV_PCM_INFO_RESUME | + SNDRV_PCM_INFO_MMAP | + SNDRV_PCM_INFO_MMAP_VALID | + SNDRV_PCM_INFO_BATCH | SNDRV_PCM_INFO_SYNC_START), + .formats = (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_U16_LE), + .rates = (SNDRV_PCM_RATE_48000), + .rate_min = 48000, + .rate_max = 48000, + .channels_min = 1, + .channels_max = 2, + .buffer_bytes_max = (640*1024), + .period_bytes_min = 64, + .period_bytes_max = (640*1024), + .periods_min = 2, + .periods_max = (1024*2), + .fifo_size = 0, +}; + +struct snd_pcm_ops s_alsa_ssp_playback_ops = { + .open = snd_i2s_alsa_open, + .close = snd_i2s_alsa_close, + .ioctl = snd_pcm_lib_ioctl, + .hw_params = snd_i2s_alsa_hw_params, + .hw_free = snd_i2s_alsa_hw_free, + .trigger = snd_i2s_alsa_pcm_trigger, + .pointer = snd_i2s_alsa_pcm_pointer, + .prepare = snd_i2s_alsa_pcm_prepare, +}; + +struct snd_pcm_ops s_alsa_ssp_capture_ops = { + .open = snd_i2s_alsa_open, + .close = snd_i2s_alsa_close, + .ioctl = snd_pcm_lib_ioctl, + .hw_params = snd_i2s_alsa_hw_params, + .hw_free = snd_i2s_alsa_hw_free, + .trigger = snd_i2s_alsa_pcm_trigger, + .pointer = snd_i2s_alsa_pcm_pointer, + .prepare = snd_i2s_alsa_pcm_prepare, +}; + +struct intel_alsa_ssp_dev_info s_dev_info[INTEL_ALSA_SSP_SND_CARD_MAX_DEVICES] = { + { + .dev_name = "BT_DEVICE", + .nb_play_stream = 1, + .nb_capt_stream = 1, + .stream_hw_param = &BT_alsa_hw_param, + + }, + { + .dev_name = "FM_DEVICE", + .nb_play_stream = 0, + .nb_capt_stream = 1, + .stream_hw_param = &FM_alsa_hw_param, + + } +}; + +#endif /* _LINUX_INTEL_ALSA_SSP_SND_CARD_H */ |