diff options
author | Jarkko Nikula <jarkko.nikula@linux.intel.com> | 2013-11-21 12:32:24 +0100 |
---|---|---|
committer | Mark Brown <broonie@linaro.org> | 2013-11-24 14:44:19 +0100 |
commit | 784cbf8ab4641c874806a938b9c863c91d70fbe5 (patch) | |
tree | f2ab277d65e0265fbbb4624cdaafaedba6ccd8f4 /sound/soc/mid-x86 | |
parent | Linux 3.13-rc1 (diff) | |
download | linux-784cbf8ab4641c874806a938b9c863c91d70fbe5.tar.xz linux-784cbf8ab4641c874806a938b9c863c91d70fbe5.zip |
ASoC: Rename mid-x86 directory to intel
We have other Intel platforms coming having the Smart Sound Technology (SST)
so rename the mid-x86 directory to intel as originally directory name
reflected only Intel MID platform.
Signed-off-by: Jarkko Nikula <jarkko.nikula@linux.intel.com>
Acked-by: Vinod Koul <vinod.koul@intel.com>
Signed-off-by: Mark Brown <broonie@linaro.org>
Diffstat (limited to 'sound/soc/mid-x86')
-rw-r--r-- | sound/soc/mid-x86/Kconfig | 13 | ||||
-rw-r--r-- | sound/soc/mid-x86/Makefile | 5 | ||||
-rw-r--r-- | sound/soc/mid-x86/mfld_machine.c | 427 | ||||
-rw-r--r-- | sound/soc/mid-x86/sst_dsp.h | 134 | ||||
-rw-r--r-- | sound/soc/mid-x86/sst_platform.c | 735 | ||||
-rw-r--r-- | sound/soc/mid-x86/sst_platform.h | 157 |
6 files changed, 0 insertions, 1471 deletions
diff --git a/sound/soc/mid-x86/Kconfig b/sound/soc/mid-x86/Kconfig deleted file mode 100644 index 61c10bf503d2..000000000000 --- a/sound/soc/mid-x86/Kconfig +++ /dev/null @@ -1,13 +0,0 @@ -config SND_MFLD_MACHINE - tristate "SOC Machine Audio driver for Intel Medfield MID platform" - depends on INTEL_SCU_IPC - select SND_SOC_SN95031 - select SND_SST_PLATFORM - help - This adds support for ASoC machine driver for Intel(R) MID Medfield platform - used as alsa device in audio substem in Intel(R) MID devices - Say Y if you have such a device - If unsure select "N". - -config SND_SST_PLATFORM - tristate diff --git a/sound/soc/mid-x86/Makefile b/sound/soc/mid-x86/Makefile deleted file mode 100644 index 639883339465..000000000000 --- a/sound/soc/mid-x86/Makefile +++ /dev/null @@ -1,5 +0,0 @@ -snd-soc-sst-platform-objs := sst_platform.o -snd-soc-mfld-machine-objs := mfld_machine.o - -obj-$(CONFIG_SND_SST_PLATFORM) += snd-soc-sst-platform.o -obj-$(CONFIG_SND_MFLD_MACHINE) += snd-soc-mfld-machine.o diff --git a/sound/soc/mid-x86/mfld_machine.c b/sound/soc/mid-x86/mfld_machine.c deleted file mode 100644 index d3d4c32434f7..000000000000 --- a/sound/soc/mid-x86/mfld_machine.c +++ /dev/null @@ -1,427 +0,0 @@ -/* - * mfld_machine.c - ASoc Machine driver for Intel Medfield MID platform - * - * Copyright (C) 2010 Intel Corp - * Author: Vinod Koul <vinod.koul@intel.com> - * Author: Harsha Priya <priya.harsha@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. - * - * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ - */ - -#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt - -#include <linux/init.h> -#include <linux/device.h> -#include <linux/slab.h> -#include <linux/io.h> -#include <linux/module.h> -#include <sound/pcm.h> -#include <sound/pcm_params.h> -#include <sound/soc.h> -#include <sound/jack.h> -#include "../codecs/sn95031.h" - -#define MID_MONO 1 -#define MID_STEREO 2 -#define MID_MAX_CAP 5 -#define MFLD_JACK_INSERT 0x04 - -enum soc_mic_bias_zones { - MFLD_MV_START = 0, - /* mic bias volutage range for Headphones*/ - MFLD_MV_HP = 400, - /* mic bias volutage range for American Headset*/ - MFLD_MV_AM_HS = 650, - /* mic bias volutage range for Headset*/ - MFLD_MV_HS = 2000, - MFLD_MV_UNDEFINED, -}; - -static unsigned int hs_switch; -static unsigned int lo_dac; - -struct mfld_mc_private { - void __iomem *int_base; - u8 interrupt_status; -}; - -struct snd_soc_jack mfld_jack; - -/*Headset jack detection DAPM pins */ -static struct snd_soc_jack_pin mfld_jack_pins[] = { - { - .pin = "Headphones", - .mask = SND_JACK_HEADPHONE, - }, - { - .pin = "AMIC1", - .mask = SND_JACK_MICROPHONE, - }, -}; - -/* jack detection voltage zones */ -static struct snd_soc_jack_zone mfld_zones[] = { - {MFLD_MV_START, MFLD_MV_AM_HS, SND_JACK_HEADPHONE}, - {MFLD_MV_AM_HS, MFLD_MV_HS, SND_JACK_HEADSET}, -}; - -/* sound card controls */ -static const char *headset_switch_text[] = {"Earpiece", "Headset"}; - -static const char *lo_text[] = {"Vibra", "Headset", "IHF", "None"}; - -static const struct soc_enum headset_enum = - SOC_ENUM_SINGLE_EXT(2, headset_switch_text); - -static const struct soc_enum lo_enum = - SOC_ENUM_SINGLE_EXT(4, lo_text); - -static int headset_get_switch(struct snd_kcontrol *kcontrol, - struct snd_ctl_elem_value *ucontrol) -{ - ucontrol->value.integer.value[0] = hs_switch; - return 0; -} - -static int headset_set_switch(struct snd_kcontrol *kcontrol, - struct snd_ctl_elem_value *ucontrol) -{ - struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol); - - if (ucontrol->value.integer.value[0] == hs_switch) - return 0; - - if (ucontrol->value.integer.value[0]) { - pr_debug("hs_set HS path\n"); - snd_soc_dapm_enable_pin(&codec->dapm, "Headphones"); - snd_soc_dapm_disable_pin(&codec->dapm, "EPOUT"); - } else { - pr_debug("hs_set EP path\n"); - snd_soc_dapm_disable_pin(&codec->dapm, "Headphones"); - snd_soc_dapm_enable_pin(&codec->dapm, "EPOUT"); - } - snd_soc_dapm_sync(&codec->dapm); - hs_switch = ucontrol->value.integer.value[0]; - - return 0; -} - -static void lo_enable_out_pins(struct snd_soc_codec *codec) -{ - snd_soc_dapm_enable_pin(&codec->dapm, "IHFOUTL"); - snd_soc_dapm_enable_pin(&codec->dapm, "IHFOUTR"); - snd_soc_dapm_enable_pin(&codec->dapm, "LINEOUTL"); - snd_soc_dapm_enable_pin(&codec->dapm, "LINEOUTR"); - snd_soc_dapm_enable_pin(&codec->dapm, "VIB1OUT"); - snd_soc_dapm_enable_pin(&codec->dapm, "VIB2OUT"); - if (hs_switch) { - snd_soc_dapm_enable_pin(&codec->dapm, "Headphones"); - snd_soc_dapm_disable_pin(&codec->dapm, "EPOUT"); - } else { - snd_soc_dapm_disable_pin(&codec->dapm, "Headphones"); - snd_soc_dapm_enable_pin(&codec->dapm, "EPOUT"); - } -} - -static int lo_get_switch(struct snd_kcontrol *kcontrol, - struct snd_ctl_elem_value *ucontrol) -{ - ucontrol->value.integer.value[0] = lo_dac; - return 0; -} - -static int lo_set_switch(struct snd_kcontrol *kcontrol, - struct snd_ctl_elem_value *ucontrol) -{ - struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol); - - if (ucontrol->value.integer.value[0] == lo_dac) - return 0; - - /* we dont want to work with last state of lineout so just enable all - * pins and then disable pins not required - */ - lo_enable_out_pins(codec); - switch (ucontrol->value.integer.value[0]) { - case 0: - pr_debug("set vibra path\n"); - snd_soc_dapm_disable_pin(&codec->dapm, "VIB1OUT"); - snd_soc_dapm_disable_pin(&codec->dapm, "VIB2OUT"); - snd_soc_update_bits(codec, SN95031_LOCTL, 0x66, 0); - break; - - case 1: - pr_debug("set hs path\n"); - snd_soc_dapm_disable_pin(&codec->dapm, "Headphones"); - snd_soc_dapm_disable_pin(&codec->dapm, "EPOUT"); - snd_soc_update_bits(codec, SN95031_LOCTL, 0x66, 0x22); - break; - - case 2: - pr_debug("set spkr path\n"); - snd_soc_dapm_disable_pin(&codec->dapm, "IHFOUTL"); - snd_soc_dapm_disable_pin(&codec->dapm, "IHFOUTR"); - snd_soc_update_bits(codec, SN95031_LOCTL, 0x66, 0x44); - break; - - case 3: - pr_debug("set null path\n"); - snd_soc_dapm_disable_pin(&codec->dapm, "LINEOUTL"); - snd_soc_dapm_disable_pin(&codec->dapm, "LINEOUTR"); - snd_soc_update_bits(codec, SN95031_LOCTL, 0x66, 0x66); - break; - } - snd_soc_dapm_sync(&codec->dapm); - lo_dac = ucontrol->value.integer.value[0]; - return 0; -} - -static const struct snd_kcontrol_new mfld_snd_controls[] = { - SOC_ENUM_EXT("Playback Switch", headset_enum, - headset_get_switch, headset_set_switch), - SOC_ENUM_EXT("Lineout Mux", lo_enum, - lo_get_switch, lo_set_switch), -}; - -static const struct snd_soc_dapm_widget mfld_widgets[] = { - SND_SOC_DAPM_HP("Headphones", NULL), - SND_SOC_DAPM_MIC("Mic", NULL), -}; - -static const struct snd_soc_dapm_route mfld_map[] = { - {"Headphones", NULL, "HPOUTR"}, - {"Headphones", NULL, "HPOUTL"}, - {"Mic", NULL, "AMIC1"}, -}; - -static void mfld_jack_check(unsigned int intr_status) -{ - struct mfld_jack_data jack_data; - - jack_data.mfld_jack = &mfld_jack; - jack_data.intr_id = intr_status; - - sn95031_jack_detection(&jack_data); - /* TODO: add american headset detection post gpiolib support */ -} - -static int mfld_init(struct snd_soc_pcm_runtime *runtime) -{ - struct snd_soc_codec *codec = runtime->codec; - struct snd_soc_dapm_context *dapm = &codec->dapm; - int ret_val; - - /* Add jack sense widgets */ - snd_soc_dapm_new_controls(dapm, mfld_widgets, ARRAY_SIZE(mfld_widgets)); - - /* Set up the map */ - snd_soc_dapm_add_routes(dapm, mfld_map, ARRAY_SIZE(mfld_map)); - - /* always connected */ - snd_soc_dapm_enable_pin(dapm, "Headphones"); - snd_soc_dapm_enable_pin(dapm, "Mic"); - - ret_val = snd_soc_add_codec_controls(codec, mfld_snd_controls, - ARRAY_SIZE(mfld_snd_controls)); - if (ret_val) { - pr_err("soc_add_controls failed %d", ret_val); - return ret_val; - } - /* default is earpiece pin, userspace sets it explcitly */ - snd_soc_dapm_disable_pin(dapm, "Headphones"); - /* default is lineout NC, userspace sets it explcitly */ - snd_soc_dapm_disable_pin(dapm, "LINEOUTL"); - snd_soc_dapm_disable_pin(dapm, "LINEOUTR"); - lo_dac = 3; - hs_switch = 0; - /* we dont use linein in this so set to NC */ - snd_soc_dapm_disable_pin(dapm, "LINEINL"); - snd_soc_dapm_disable_pin(dapm, "LINEINR"); - - /* Headset and button jack detection */ - ret_val = snd_soc_jack_new(codec, "Intel(R) MID Audio Jack", - SND_JACK_HEADSET | SND_JACK_BTN_0 | - SND_JACK_BTN_1, &mfld_jack); - if (ret_val) { - pr_err("jack creation failed\n"); - return ret_val; - } - - ret_val = snd_soc_jack_add_pins(&mfld_jack, - ARRAY_SIZE(mfld_jack_pins), mfld_jack_pins); - if (ret_val) { - pr_err("adding jack pins failed\n"); - return ret_val; - } - ret_val = snd_soc_jack_add_zones(&mfld_jack, - ARRAY_SIZE(mfld_zones), mfld_zones); - if (ret_val) { - pr_err("adding jack zones failed\n"); - return ret_val; - } - - /* we want to check if anything is inserted at boot, - * so send a fake event to codec and it will read adc - * to find if anything is there or not */ - mfld_jack_check(MFLD_JACK_INSERT); - return ret_val; -} - -static struct snd_soc_dai_link mfld_msic_dailink[] = { - { - .name = "Medfield Headset", - .stream_name = "Headset", - .cpu_dai_name = "Headset-cpu-dai", - .codec_dai_name = "SN95031 Headset", - .codec_name = "sn95031", - .platform_name = "sst-platform", - .init = mfld_init, - }, - { - .name = "Medfield Speaker", - .stream_name = "Speaker", - .cpu_dai_name = "Speaker-cpu-dai", - .codec_dai_name = "SN95031 Speaker", - .codec_name = "sn95031", - .platform_name = "sst-platform", - .init = NULL, - }, - { - .name = "Medfield Vibra", - .stream_name = "Vibra1", - .cpu_dai_name = "Vibra1-cpu-dai", - .codec_dai_name = "SN95031 Vibra1", - .codec_name = "sn95031", - .platform_name = "sst-platform", - .init = NULL, - }, - { - .name = "Medfield Haptics", - .stream_name = "Vibra2", - .cpu_dai_name = "Vibra2-cpu-dai", - .codec_dai_name = "SN95031 Vibra2", - .codec_name = "sn95031", - .platform_name = "sst-platform", - .init = NULL, - }, - { - .name = "Medfield Compress", - .stream_name = "Speaker", - .cpu_dai_name = "Compress-cpu-dai", - .codec_dai_name = "SN95031 Speaker", - .codec_name = "sn95031", - .platform_name = "sst-platform", - .init = NULL, - }, -}; - -/* SoC card */ -static struct snd_soc_card snd_soc_card_mfld = { - .name = "medfield_audio", - .owner = THIS_MODULE, - .dai_link = mfld_msic_dailink, - .num_links = ARRAY_SIZE(mfld_msic_dailink), -}; - -static irqreturn_t snd_mfld_jack_intr_handler(int irq, void *dev) -{ - struct mfld_mc_private *mc_private = (struct mfld_mc_private *) dev; - - memcpy_fromio(&mc_private->interrupt_status, - ((void *)(mc_private->int_base)), - sizeof(u8)); - return IRQ_WAKE_THREAD; -} - -static irqreturn_t snd_mfld_jack_detection(int irq, void *data) -{ - struct mfld_mc_private *mc_drv_ctx = (struct mfld_mc_private *) data; - - if (mfld_jack.codec == NULL) - return IRQ_HANDLED; - mfld_jack_check(mc_drv_ctx->interrupt_status); - - return IRQ_HANDLED; -} - -static int snd_mfld_mc_probe(struct platform_device *pdev) -{ - int ret_val = 0, irq; - struct mfld_mc_private *mc_drv_ctx; - struct resource *irq_mem; - - pr_debug("snd_mfld_mc_probe called\n"); - - /* retrive the irq number */ - irq = platform_get_irq(pdev, 0); - - /* audio interrupt base of SRAM location where - * interrupts are stored by System FW */ - mc_drv_ctx = devm_kzalloc(&pdev->dev, sizeof(*mc_drv_ctx), GFP_ATOMIC); - if (!mc_drv_ctx) { - pr_err("allocation failed\n"); - return -ENOMEM; - } - - irq_mem = platform_get_resource_byname( - pdev, IORESOURCE_MEM, "IRQ_BASE"); - if (!irq_mem) { - pr_err("no mem resource given\n"); - return -ENODEV; - } - mc_drv_ctx->int_base = devm_ioremap_nocache(&pdev->dev, irq_mem->start, - resource_size(irq_mem)); - if (!mc_drv_ctx->int_base) { - pr_err("Mapping of cache failed\n"); - return -ENOMEM; - } - /* register for interrupt */ - ret_val = devm_request_threaded_irq(&pdev->dev, irq, - snd_mfld_jack_intr_handler, - snd_mfld_jack_detection, - IRQF_SHARED, pdev->dev.driver->name, mc_drv_ctx); - if (ret_val) { - pr_err("cannot register IRQ\n"); - return ret_val; - } - /* register the soc card */ - snd_soc_card_mfld.dev = &pdev->dev; - ret_val = devm_snd_soc_register_card(&pdev->dev, &snd_soc_card_mfld); - if (ret_val) { - pr_debug("snd_soc_register_card failed %d\n", ret_val); - return ret_val; - } - platform_set_drvdata(pdev, mc_drv_ctx); - pr_debug("successfully exited probe\n"); - return 0; -} - -static struct platform_driver snd_mfld_mc_driver = { - .driver = { - .owner = THIS_MODULE, - .name = "msic_audio", - }, - .probe = snd_mfld_mc_probe, -}; - -module_platform_driver(snd_mfld_mc_driver); - -MODULE_DESCRIPTION("ASoC Intel(R) MID Machine driver"); -MODULE_AUTHOR("Vinod Koul <vinod.koul@intel.com>"); -MODULE_AUTHOR("Harsha Priya <priya.harsha@intel.com>"); -MODULE_LICENSE("GPL v2"); -MODULE_ALIAS("platform:msic-audio"); diff --git a/sound/soc/mid-x86/sst_dsp.h b/sound/soc/mid-x86/sst_dsp.h deleted file mode 100644 index 0fce1de284ff..000000000000 --- a/sound/soc/mid-x86/sst_dsp.h +++ /dev/null @@ -1,134 +0,0 @@ -#ifndef __SST_DSP_H__ -#define __SST_DSP_H__ -/* - * sst_dsp.h - Intel SST Driver for audio engine - * - * Copyright (C) 2008-12 Intel Corporation - * Authors: Vinod Koul <vinod.koul@linux.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. - * - * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ - */ - -enum sst_codec_types { - /* AUDIO/MUSIC CODEC Type Definitions */ - SST_CODEC_TYPE_UNKNOWN = 0, - SST_CODEC_TYPE_PCM, /* Pass through Audio codec */ - SST_CODEC_TYPE_MP3, - SST_CODEC_TYPE_MP24, - SST_CODEC_TYPE_AAC, - SST_CODEC_TYPE_AACP, - SST_CODEC_TYPE_eAACP, -}; - -enum stream_type { - SST_STREAM_TYPE_NONE = 0, - SST_STREAM_TYPE_MUSIC = 1, -}; - -struct snd_pcm_params { - u16 codec; /* codec type */ - u8 num_chan; /* 1=Mono, 2=Stereo */ - u8 pcm_wd_sz; /* 16/24 - bit*/ - u32 reserved; /* Bitrate in bits per second */ - u32 sfreq; /* Sampling rate in Hz */ - u8 use_offload_path; - u8 reserved2; - u16 reserved3; - u8 channel_map[8]; -} __packed; - -/* MP3 Music Parameters Message */ -struct snd_mp3_params { - u16 codec; - u8 num_chan; /* 1=Mono, 2=Stereo */ - u8 pcm_wd_sz; /* 16/24 - bit*/ - u8 crc_check; /* crc_check - disable (0) or enable (1) */ - u8 reserved1; /* unused*/ - u16 reserved2; /* Unused */ -} __packed; - -#define AAC_BIT_STREAM_ADTS 0 -#define AAC_BIT_STREAM_ADIF 1 -#define AAC_BIT_STREAM_RAW 2 - -/* AAC Music Parameters Message */ -struct snd_aac_params { - u16 codec; - u8 num_chan; /* 1=Mono, 2=Stereo*/ - u8 pcm_wd_sz; /* 16/24 - bit*/ - u8 bdownsample; /*SBR downsampling 0 - disable 1 -enabled AAC+ only */ - u8 bs_format; /* input bit stream format adts=0, adif=1, raw=2 */ - u16 reser2; - u32 externalsr; /*sampling rate of basic AAC raw bit stream*/ - u8 sbr_signalling;/*disable/enable/set automode the SBR tool.AAC+*/ - u8 reser1; - u16 reser3; -} __packed; - -/* WMA Music Parameters Message */ -struct snd_wma_params { - u16 codec; - u8 num_chan; /* 1=Mono, 2=Stereo */ - u8 pcm_wd_sz; /* 16/24 - bit*/ - u32 brate; /* Use the hard coded value. */ - u32 sfreq; /* Sampling freq eg. 8000, 441000, 48000 */ - u32 channel_mask; /* Channel Mask */ - u16 format_tag; /* Format Tag */ - u16 block_align; /* packet size */ - u16 wma_encode_opt;/* Encoder option */ - u8 op_align; /* op align 0- 16 bit, 1- MSB, 2 LSB */ - u8 reserved; /* reserved */ -} __packed; - -/* Codec params struture */ -union snd_sst_codec_params { - struct snd_pcm_params pcm_params; - struct snd_mp3_params mp3_params; - struct snd_aac_params aac_params; - struct snd_wma_params wma_params; -} __packed; - -/* Address and size info of a frame buffer */ -struct sst_address_info { - u32 addr; /* Address at IA */ - u32 size; /* Size of the buffer */ -}; - -struct snd_sst_alloc_params_ext { - struct sst_address_info ring_buf_info[8]; - u8 sg_count; - u8 reserved; - u16 reserved2; - u32 frag_size; /*Number of samples after which period elapsed - message is sent valid only if path = 0*/ -} __packed; - -struct snd_sst_stream_params { - union snd_sst_codec_params uc; -} __packed; - -struct snd_sst_params { - u32 stream_id; - u8 codec; - u8 ops; - u8 stream_type; - u8 device_type; - struct snd_sst_stream_params sparams; - struct snd_sst_alloc_params_ext aparams; -}; - -#endif /* __SST_DSP_H__ */ diff --git a/sound/soc/mid-x86/sst_platform.c b/sound/soc/mid-x86/sst_platform.c deleted file mode 100644 index b6b5eb698d33..000000000000 --- a/sound/soc/mid-x86/sst_platform.c +++ /dev/null @@ -1,735 +0,0 @@ -/* - * sst_platform.c - Intel MID Platform driver - * - * Copyright (C) 2010-2013 Intel Corp - * Author: Vinod Koul <vinod.koul@intel.com> - * Author: Harsha Priya <priya.harsha@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. - * - * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ - * - * - */ -#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt - -#include <linux/slab.h> -#include <linux/io.h> -#include <linux/module.h> -#include <sound/core.h> -#include <sound/pcm.h> -#include <sound/pcm_params.h> -#include <sound/soc.h> -#include <sound/compress_driver.h> -#include "sst_platform.h" - -static struct sst_device *sst; -static DEFINE_MUTEX(sst_lock); - -int sst_register_dsp(struct sst_device *dev) -{ - if (WARN_ON(!dev)) - return -EINVAL; - if (!try_module_get(dev->dev->driver->owner)) - return -ENODEV; - mutex_lock(&sst_lock); - if (sst) { - pr_err("we already have a device %s\n", sst->name); - module_put(dev->dev->driver->owner); - mutex_unlock(&sst_lock); - return -EEXIST; - } - pr_debug("registering device %s\n", dev->name); - sst = dev; - mutex_unlock(&sst_lock); - return 0; -} -EXPORT_SYMBOL_GPL(sst_register_dsp); - -int sst_unregister_dsp(struct sst_device *dev) -{ - if (WARN_ON(!dev)) - return -EINVAL; - if (dev != sst) - return -EINVAL; - - mutex_lock(&sst_lock); - - if (!sst) { - mutex_unlock(&sst_lock); - return -EIO; - } - - module_put(sst->dev->driver->owner); - pr_debug("unreg %s\n", sst->name); - sst = NULL; - mutex_unlock(&sst_lock); - return 0; -} -EXPORT_SYMBOL_GPL(sst_unregister_dsp); - -static struct snd_pcm_hardware sst_platform_pcm_hw = { - .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_BLOCK_TRANSFER | - SNDRV_PCM_INFO_SYNC_START), - .formats = (SNDRV_PCM_FMTBIT_S16 | SNDRV_PCM_FMTBIT_U16 | - SNDRV_PCM_FMTBIT_S24 | SNDRV_PCM_FMTBIT_U24 | - SNDRV_PCM_FMTBIT_S32 | SNDRV_PCM_FMTBIT_U32), - .rates = (SNDRV_PCM_RATE_8000| - SNDRV_PCM_RATE_44100 | - SNDRV_PCM_RATE_48000), - .rate_min = SST_MIN_RATE, - .rate_max = SST_MAX_RATE, - .channels_min = SST_MIN_CHANNEL, - .channels_max = SST_MAX_CHANNEL, - .buffer_bytes_max = SST_MAX_BUFFER, - .period_bytes_min = SST_MIN_PERIOD_BYTES, - .period_bytes_max = SST_MAX_PERIOD_BYTES, - .periods_min = SST_MIN_PERIODS, - .periods_max = SST_MAX_PERIODS, - .fifo_size = SST_FIFO_SIZE, -}; - -/* MFLD - MSIC */ -static struct snd_soc_dai_driver sst_platform_dai[] = { -{ - .name = "Headset-cpu-dai", - .id = 0, - .playback = { - .channels_min = SST_STEREO, - .channels_max = SST_STEREO, - .rates = SNDRV_PCM_RATE_48000, - .formats = SNDRV_PCM_FMTBIT_S24_LE, - }, - .capture = { - .channels_min = 1, - .channels_max = 5, - .rates = SNDRV_PCM_RATE_48000, - .formats = SNDRV_PCM_FMTBIT_S24_LE, - }, -}, -{ - .name = "Speaker-cpu-dai", - .id = 1, - .playback = { - .channels_min = SST_MONO, - .channels_max = SST_STEREO, - .rates = SNDRV_PCM_RATE_48000, - .formats = SNDRV_PCM_FMTBIT_S24_LE, - }, -}, -{ - .name = "Vibra1-cpu-dai", - .id = 2, - .playback = { - .channels_min = SST_MONO, - .channels_max = SST_MONO, - .rates = SNDRV_PCM_RATE_48000, - .formats = SNDRV_PCM_FMTBIT_S24_LE, - }, -}, -{ - .name = "Vibra2-cpu-dai", - .id = 3, - .playback = { - .channels_min = SST_MONO, - .channels_max = SST_STEREO, - .rates = SNDRV_PCM_RATE_48000, - .formats = SNDRV_PCM_FMTBIT_S24_LE, - }, -}, -{ - .name = "Compress-cpu-dai", - .compress_dai = 1, - .playback = { - .channels_min = SST_STEREO, - .channels_max = SST_STEREO, - .rates = SNDRV_PCM_RATE_44100|SNDRV_PCM_RATE_48000, - .formats = SNDRV_PCM_FMTBIT_S16_LE, - }, -}, -}; - -static const struct snd_soc_component_driver sst_component = { - .name = "sst", -}; - -/* helper functions */ -static inline void sst_set_stream_status(struct sst_runtime_stream *stream, - int state) -{ - unsigned long flags; - spin_lock_irqsave(&stream->status_lock, flags); - stream->stream_status = state; - spin_unlock_irqrestore(&stream->status_lock, flags); -} - -static inline int sst_get_stream_status(struct sst_runtime_stream *stream) -{ - int state; - unsigned long flags; - - spin_lock_irqsave(&stream->status_lock, flags); - state = stream->stream_status; - spin_unlock_irqrestore(&stream->status_lock, flags); - return state; -} - -static void sst_fill_pcm_params(struct snd_pcm_substream *substream, - struct sst_pcm_params *param) -{ - - param->codec = SST_CODEC_TYPE_PCM; - param->num_chan = (u8) substream->runtime->channels; - param->pcm_wd_sz = substream->runtime->sample_bits; - param->reserved = 0; - param->sfreq = substream->runtime->rate; - param->ring_buffer_size = snd_pcm_lib_buffer_bytes(substream); - param->period_count = substream->runtime->period_size; - param->ring_buffer_addr = virt_to_phys(substream->dma_buffer.area); - pr_debug("period_cnt = %d\n", param->period_count); - pr_debug("sfreq= %d, wd_sz = %d\n", param->sfreq, param->pcm_wd_sz); -} - -static int sst_platform_alloc_stream(struct snd_pcm_substream *substream) -{ - struct sst_runtime_stream *stream = - substream->runtime->private_data; - struct sst_pcm_params param = {0}; - struct sst_stream_params str_params = {0}; - int ret_val; - - /* set codec params and inform SST driver the same */ - sst_fill_pcm_params(substream, ¶m); - substream->runtime->dma_area = substream->dma_buffer.area; - str_params.sparams = param; - str_params.codec = param.codec; - if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) { - str_params.ops = STREAM_OPS_PLAYBACK; - str_params.device_type = substream->pcm->device + 1; - pr_debug("Playbck stream,Device %d\n", - substream->pcm->device); - } else { - str_params.ops = STREAM_OPS_CAPTURE; - str_params.device_type = SND_SST_DEVICE_CAPTURE; - pr_debug("Capture stream,Device %d\n", - substream->pcm->device); - } - ret_val = stream->ops->open(&str_params); - pr_debug("SST_SND_PLAY/CAPTURE ret_val = %x\n", ret_val); - if (ret_val < 0) - return ret_val; - - stream->stream_info.str_id = ret_val; - pr_debug("str id : %d\n", stream->stream_info.str_id); - return ret_val; -} - -static void sst_period_elapsed(void *mad_substream) -{ - struct snd_pcm_substream *substream = mad_substream; - struct sst_runtime_stream *stream; - int status; - - if (!substream || !substream->runtime) - return; - stream = substream->runtime->private_data; - if (!stream) - return; - status = sst_get_stream_status(stream); - if (status != SST_PLATFORM_RUNNING) - return; - snd_pcm_period_elapsed(substream); -} - -static int sst_platform_init_stream(struct snd_pcm_substream *substream) -{ - struct sst_runtime_stream *stream = - substream->runtime->private_data; - int ret_val; - - pr_debug("setting buffer ptr param\n"); - sst_set_stream_status(stream, SST_PLATFORM_INIT); - stream->stream_info.period_elapsed = sst_period_elapsed; - stream->stream_info.mad_substream = substream; - stream->stream_info.buffer_ptr = 0; - stream->stream_info.sfreq = substream->runtime->rate; - ret_val = stream->ops->device_control( - SST_SND_STREAM_INIT, &stream->stream_info); - if (ret_val) - pr_err("control_set ret error %d\n", ret_val); - return ret_val; - -} -/* end -- helper functions */ - -static int sst_platform_open(struct snd_pcm_substream *substream) -{ - struct snd_pcm_runtime *runtime = substream->runtime; - struct sst_runtime_stream *stream; - int ret_val; - - pr_debug("sst_platform_open called\n"); - - snd_soc_set_runtime_hwparams(substream, &sst_platform_pcm_hw); - ret_val = snd_pcm_hw_constraint_integer(runtime, - SNDRV_PCM_HW_PARAM_PERIODS); - if (ret_val < 0) - return ret_val; - - stream = kzalloc(sizeof(*stream), GFP_KERNEL); - if (!stream) - return -ENOMEM; - spin_lock_init(&stream->status_lock); - - /* get the sst ops */ - mutex_lock(&sst_lock); - if (!sst) { - pr_err("no device available to run\n"); - mutex_unlock(&sst_lock); - kfree(stream); - return -ENODEV; - } - if (!try_module_get(sst->dev->driver->owner)) { - mutex_unlock(&sst_lock); - kfree(stream); - return -ENODEV; - } - stream->ops = sst->ops; - mutex_unlock(&sst_lock); - - stream->stream_info.str_id = 0; - sst_set_stream_status(stream, SST_PLATFORM_INIT); - stream->stream_info.mad_substream = substream; - /* allocate memory for SST API set */ - runtime->private_data = stream; - - return 0; -} - -static int sst_platform_close(struct snd_pcm_substream *substream) -{ - struct sst_runtime_stream *stream; - int ret_val = 0, str_id; - - pr_debug("sst_platform_close called\n"); - stream = substream->runtime->private_data; - str_id = stream->stream_info.str_id; - if (str_id) - ret_val = stream->ops->close(str_id); - module_put(sst->dev->driver->owner); - kfree(stream); - return ret_val; -} - -static int sst_platform_pcm_prepare(struct snd_pcm_substream *substream) -{ - struct sst_runtime_stream *stream; - int ret_val = 0, str_id; - - pr_debug("sst_platform_pcm_prepare called\n"); - stream = substream->runtime->private_data; - str_id = stream->stream_info.str_id; - if (stream->stream_info.str_id) { - ret_val = stream->ops->device_control( - SST_SND_DROP, &str_id); - return ret_val; - } - - ret_val = sst_platform_alloc_stream(substream); - if (ret_val < 0) - return ret_val; - snprintf(substream->pcm->id, sizeof(substream->pcm->id), - "%d", stream->stream_info.str_id); - - ret_val = sst_platform_init_stream(substream); - if (ret_val) - return ret_val; - substream->runtime->hw.info = SNDRV_PCM_INFO_BLOCK_TRANSFER; - return ret_val; -} - -static int sst_platform_pcm_trigger(struct snd_pcm_substream *substream, - int cmd) -{ - int ret_val = 0, str_id; - struct sst_runtime_stream *stream; - int str_cmd, status; - - pr_debug("sst_platform_pcm_trigger called\n"); - stream = substream->runtime->private_data; - str_id = stream->stream_info.str_id; - switch (cmd) { - case SNDRV_PCM_TRIGGER_START: - pr_debug("sst: Trigger Start\n"); - str_cmd = SST_SND_START; - status = SST_PLATFORM_RUNNING; - stream->stream_info.mad_substream = substream; - break; - case SNDRV_PCM_TRIGGER_STOP: - pr_debug("sst: in stop\n"); - str_cmd = SST_SND_DROP; - status = SST_PLATFORM_DROPPED; - break; - case SNDRV_PCM_TRIGGER_PAUSE_PUSH: - pr_debug("sst: in pause\n"); - str_cmd = SST_SND_PAUSE; - status = SST_PLATFORM_PAUSED; - break; - case SNDRV_PCM_TRIGGER_PAUSE_RELEASE: - pr_debug("sst: in pause release\n"); - str_cmd = SST_SND_RESUME; - status = SST_PLATFORM_RUNNING; - break; - default: - return -EINVAL; - } - ret_val = stream->ops->device_control(str_cmd, &str_id); - if (!ret_val) - sst_set_stream_status(stream, status); - - return ret_val; -} - - -static snd_pcm_uframes_t sst_platform_pcm_pointer - (struct snd_pcm_substream *substream) -{ - struct sst_runtime_stream *stream; - int ret_val, status; - struct pcm_stream_info *str_info; - - stream = substream->runtime->private_data; - status = sst_get_stream_status(stream); - if (status == SST_PLATFORM_INIT) - return 0; - str_info = &stream->stream_info; - ret_val = stream->ops->device_control( - SST_SND_BUFFER_POINTER, str_info); - if (ret_val) { - pr_err("sst: error code = %d\n", ret_val); - return ret_val; - } - return stream->stream_info.buffer_ptr; -} - -static int sst_platform_pcm_hw_params(struct snd_pcm_substream *substream, - struct snd_pcm_hw_params *params) -{ - snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(params)); - memset(substream->runtime->dma_area, 0, params_buffer_bytes(params)); - - return 0; -} - -static int sst_platform_pcm_hw_free(struct snd_pcm_substream *substream) -{ - return snd_pcm_lib_free_pages(substream); -} - -static struct snd_pcm_ops sst_platform_ops = { - .open = sst_platform_open, - .close = sst_platform_close, - .ioctl = snd_pcm_lib_ioctl, - .prepare = sst_platform_pcm_prepare, - .trigger = sst_platform_pcm_trigger, - .pointer = sst_platform_pcm_pointer, - .hw_params = sst_platform_pcm_hw_params, - .hw_free = sst_platform_pcm_hw_free, -}; - -static void sst_pcm_free(struct snd_pcm *pcm) -{ - pr_debug("sst_pcm_free called\n"); - snd_pcm_lib_preallocate_free_for_all(pcm); -} - -static int sst_pcm_new(struct snd_soc_pcm_runtime *rtd) -{ - struct snd_pcm *pcm = rtd->pcm; - int retval = 0; - - pr_debug("sst_pcm_new called\n"); - if (pcm->streams[SNDRV_PCM_STREAM_PLAYBACK].substream || - pcm->streams[SNDRV_PCM_STREAM_CAPTURE].substream) { - retval = snd_pcm_lib_preallocate_pages_for_all(pcm, - SNDRV_DMA_TYPE_CONTINUOUS, - snd_dma_continuous_data(GFP_KERNEL), - SST_MIN_BUFFER, SST_MAX_BUFFER); - if (retval) { - pr_err("dma buffer allocationf fail\n"); - return retval; - } - } - return retval; -} - -/* compress stream operations */ -static void sst_compr_fragment_elapsed(void *arg) -{ - struct snd_compr_stream *cstream = (struct snd_compr_stream *)arg; - - pr_debug("fragment elapsed by driver\n"); - if (cstream) - snd_compr_fragment_elapsed(cstream); -} - -static int sst_platform_compr_open(struct snd_compr_stream *cstream) -{ - - int ret_val = 0; - struct snd_compr_runtime *runtime = cstream->runtime; - struct sst_runtime_stream *stream; - - stream = kzalloc(sizeof(*stream), GFP_KERNEL); - if (!stream) - return -ENOMEM; - - spin_lock_init(&stream->status_lock); - - /* get the sst ops */ - if (!sst || !try_module_get(sst->dev->driver->owner)) { - pr_err("no device available to run\n"); - ret_val = -ENODEV; - goto out_ops; - } - stream->compr_ops = sst->compr_ops; - - stream->id = 0; - sst_set_stream_status(stream, SST_PLATFORM_INIT); - runtime->private_data = stream; - return 0; -out_ops: - kfree(stream); - return ret_val; -} - -static int sst_platform_compr_free(struct snd_compr_stream *cstream) -{ - struct sst_runtime_stream *stream; - int ret_val = 0, str_id; - - stream = cstream->runtime->private_data; - /*need to check*/ - str_id = stream->id; - if (str_id) - ret_val = stream->compr_ops->close(str_id); - module_put(sst->dev->driver->owner); - kfree(stream); - pr_debug("%s: %d\n", __func__, ret_val); - return 0; -} - -static int sst_platform_compr_set_params(struct snd_compr_stream *cstream, - struct snd_compr_params *params) -{ - struct sst_runtime_stream *stream; - int retval; - struct snd_sst_params str_params; - struct sst_compress_cb cb; - - stream = cstream->runtime->private_data; - /* construct fw structure for this*/ - memset(&str_params, 0, sizeof(str_params)); - - str_params.ops = STREAM_OPS_PLAYBACK; - str_params.stream_type = SST_STREAM_TYPE_MUSIC; - str_params.device_type = SND_SST_DEVICE_COMPRESS; - - switch (params->codec.id) { - case SND_AUDIOCODEC_MP3: { - str_params.codec = SST_CODEC_TYPE_MP3; - str_params.sparams.uc.mp3_params.codec = SST_CODEC_TYPE_MP3; - str_params.sparams.uc.mp3_params.num_chan = params->codec.ch_in; - str_params.sparams.uc.mp3_params.pcm_wd_sz = 16; - break; - } - - case SND_AUDIOCODEC_AAC: { - str_params.codec = SST_CODEC_TYPE_AAC; - str_params.sparams.uc.aac_params.codec = SST_CODEC_TYPE_AAC; - str_params.sparams.uc.aac_params.num_chan = params->codec.ch_in; - str_params.sparams.uc.aac_params.pcm_wd_sz = 16; - if (params->codec.format == SND_AUDIOSTREAMFORMAT_MP4ADTS) - str_params.sparams.uc.aac_params.bs_format = - AAC_BIT_STREAM_ADTS; - else if (params->codec.format == SND_AUDIOSTREAMFORMAT_RAW) - str_params.sparams.uc.aac_params.bs_format = - AAC_BIT_STREAM_RAW; - else { - pr_err("Undefined format%d\n", params->codec.format); - return -EINVAL; - } - str_params.sparams.uc.aac_params.externalsr = - params->codec.sample_rate; - break; - } - - default: - pr_err("codec not supported, id =%d\n", params->codec.id); - return -EINVAL; - } - - str_params.aparams.ring_buf_info[0].addr = - virt_to_phys(cstream->runtime->buffer); - str_params.aparams.ring_buf_info[0].size = - cstream->runtime->buffer_size; - str_params.aparams.sg_count = 1; - str_params.aparams.frag_size = cstream->runtime->fragment_size; - - cb.param = cstream; - cb.compr_cb = sst_compr_fragment_elapsed; - - retval = stream->compr_ops->open(&str_params, &cb); - if (retval < 0) { - pr_err("stream allocation failed %d\n", retval); - return retval; - } - - stream->id = retval; - return 0; -} - -static int sst_platform_compr_trigger(struct snd_compr_stream *cstream, int cmd) -{ - struct sst_runtime_stream *stream = - cstream->runtime->private_data; - - return stream->compr_ops->control(cmd, stream->id); -} - -static int sst_platform_compr_pointer(struct snd_compr_stream *cstream, - struct snd_compr_tstamp *tstamp) -{ - struct sst_runtime_stream *stream; - - stream = cstream->runtime->private_data; - stream->compr_ops->tstamp(stream->id, tstamp); - tstamp->byte_offset = tstamp->copied_total % - (u32)cstream->runtime->buffer_size; - pr_debug("calc bytes offset/copied bytes as %d\n", tstamp->byte_offset); - return 0; -} - -static int sst_platform_compr_ack(struct snd_compr_stream *cstream, - size_t bytes) -{ - struct sst_runtime_stream *stream; - - stream = cstream->runtime->private_data; - stream->compr_ops->ack(stream->id, (unsigned long)bytes); - stream->bytes_written += bytes; - - return 0; -} - -static int sst_platform_compr_get_caps(struct snd_compr_stream *cstream, - struct snd_compr_caps *caps) -{ - struct sst_runtime_stream *stream = - cstream->runtime->private_data; - - return stream->compr_ops->get_caps(caps); -} - -static int sst_platform_compr_get_codec_caps(struct snd_compr_stream *cstream, - struct snd_compr_codec_caps *codec) -{ - struct sst_runtime_stream *stream = - cstream->runtime->private_data; - - return stream->compr_ops->get_codec_caps(codec); -} - -static int sst_platform_compr_set_metadata(struct snd_compr_stream *cstream, - struct snd_compr_metadata *metadata) -{ - struct sst_runtime_stream *stream = - cstream->runtime->private_data; - - return stream->compr_ops->set_metadata(stream->id, metadata); -} - -static struct snd_compr_ops sst_platform_compr_ops = { - - .open = sst_platform_compr_open, - .free = sst_platform_compr_free, - .set_params = sst_platform_compr_set_params, - .set_metadata = sst_platform_compr_set_metadata, - .trigger = sst_platform_compr_trigger, - .pointer = sst_platform_compr_pointer, - .ack = sst_platform_compr_ack, - .get_caps = sst_platform_compr_get_caps, - .get_codec_caps = sst_platform_compr_get_codec_caps, -}; - -static struct snd_soc_platform_driver sst_soc_platform_drv = { - .ops = &sst_platform_ops, - .compr_ops = &sst_platform_compr_ops, - .pcm_new = sst_pcm_new, - .pcm_free = sst_pcm_free, -}; - -static int sst_platform_probe(struct platform_device *pdev) -{ - int ret; - - pr_debug("sst_platform_probe called\n"); - sst = NULL; - ret = snd_soc_register_platform(&pdev->dev, &sst_soc_platform_drv); - if (ret) { - pr_err("registering soc platform failed\n"); - return ret; - } - - ret = snd_soc_register_component(&pdev->dev, &sst_component, - sst_platform_dai, ARRAY_SIZE(sst_platform_dai)); - if (ret) { - pr_err("registering cpu dais failed\n"); - snd_soc_unregister_platform(&pdev->dev); - } - return ret; -} - -static int sst_platform_remove(struct platform_device *pdev) -{ - - snd_soc_unregister_component(&pdev->dev); - snd_soc_unregister_platform(&pdev->dev); - pr_debug("sst_platform_remove success\n"); - return 0; -} - -static struct platform_driver sst_platform_driver = { - .driver = { - .name = "sst-platform", - .owner = THIS_MODULE, - }, - .probe = sst_platform_probe, - .remove = sst_platform_remove, -}; - -module_platform_driver(sst_platform_driver); - -MODULE_DESCRIPTION("ASoC Intel(R) MID Platform driver"); -MODULE_AUTHOR("Vinod Koul <vinod.koul@intel.com>"); -MODULE_AUTHOR("Harsha Priya <priya.harsha@intel.com>"); -MODULE_LICENSE("GPL v2"); -MODULE_ALIAS("platform:sst-platform"); diff --git a/sound/soc/mid-x86/sst_platform.h b/sound/soc/mid-x86/sst_platform.h deleted file mode 100644 index cacc9066ec52..000000000000 --- a/sound/soc/mid-x86/sst_platform.h +++ /dev/null @@ -1,157 +0,0 @@ -/* - * sst_platform.h - Intel MID Platform driver header file - * - * Copyright (C) 2010 Intel Corp - * Author: Vinod Koul <vinod.koul@intel.com> - * Author: Harsha Priya <priya.harsha@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 __SST_PLATFORMDRV_H__ -#define __SST_PLATFORMDRV_H__ - -#include "sst_dsp.h" - -#define SST_MONO 1 -#define SST_STEREO 2 -#define SST_MAX_CAP 5 - -#define SST_MIN_RATE 8000 -#define SST_MAX_RATE 48000 -#define SST_MIN_CHANNEL 1 -#define SST_MAX_CHANNEL 5 -#define SST_MAX_BUFFER (800*1024) -#define SST_MIN_BUFFER (800*1024) -#define SST_MIN_PERIOD_BYTES 32 -#define SST_MAX_PERIOD_BYTES SST_MAX_BUFFER -#define SST_MIN_PERIODS 2 -#define SST_MAX_PERIODS (1024*2) -#define SST_FIFO_SIZE 0 - -struct pcm_stream_info { - int str_id; - void *mad_substream; - void (*period_elapsed) (void *mad_substream); - unsigned long long buffer_ptr; - int sfreq; -}; - -enum sst_drv_status { - SST_PLATFORM_INIT = 1, - SST_PLATFORM_STARTED, - SST_PLATFORM_RUNNING, - SST_PLATFORM_PAUSED, - SST_PLATFORM_DROPPED, -}; - -enum sst_controls { - SST_SND_ALLOC = 0x00, - SST_SND_PAUSE = 0x01, - SST_SND_RESUME = 0x02, - SST_SND_DROP = 0x03, - SST_SND_FREE = 0x04, - SST_SND_BUFFER_POINTER = 0x05, - SST_SND_STREAM_INIT = 0x06, - SST_SND_START = 0x07, - SST_MAX_CONTROLS = 0x07, -}; - -enum sst_stream_ops { - STREAM_OPS_PLAYBACK = 0, - STREAM_OPS_CAPTURE, -}; - -enum sst_audio_device_type { - SND_SST_DEVICE_HEADSET = 1, - SND_SST_DEVICE_IHF, - SND_SST_DEVICE_VIBRA, - SND_SST_DEVICE_HAPTIC, - SND_SST_DEVICE_CAPTURE, - SND_SST_DEVICE_COMPRESS, -}; - -/* PCM Parameters */ -struct sst_pcm_params { - u16 codec; /* codec type */ - u8 num_chan; /* 1=Mono, 2=Stereo */ - u8 pcm_wd_sz; /* 16/24 - bit*/ - u32 reserved; /* Bitrate in bits per second */ - u32 sfreq; /* Sampling rate in Hz */ - u32 ring_buffer_size; - u32 period_count; /* period elapsed in samples*/ - u32 ring_buffer_addr; -}; - -struct sst_stream_params { - u32 result; - u32 stream_id; - u8 codec; - u8 ops; - u8 stream_type; - u8 device_type; - struct sst_pcm_params sparams; -}; - -struct sst_compress_cb { - void *param; - void (*compr_cb)(void *param); -}; - -struct compress_sst_ops { - const char *name; - int (*open) (struct snd_sst_params *str_params, - struct sst_compress_cb *cb); - int (*control) (unsigned int cmd, unsigned int str_id); - int (*tstamp) (unsigned int str_id, struct snd_compr_tstamp *tstamp); - int (*ack) (unsigned int str_id, unsigned long bytes); - int (*close) (unsigned int str_id); - int (*get_caps) (struct snd_compr_caps *caps); - int (*get_codec_caps) (struct snd_compr_codec_caps *codec); - int (*set_metadata) (unsigned int str_id, - struct snd_compr_metadata *mdata); - -}; - -struct sst_ops { - int (*open) (struct sst_stream_params *str_param); - int (*device_control) (int cmd, void *arg); - int (*close) (unsigned int str_id); -}; - -struct sst_runtime_stream { - int stream_status; - unsigned int id; - size_t bytes_written; - struct pcm_stream_info stream_info; - struct sst_ops *ops; - struct compress_sst_ops *compr_ops; - spinlock_t status_lock; -}; - -struct sst_device { - char *name; - struct device *dev; - struct sst_ops *ops; - struct compress_sst_ops *compr_ops; -}; - -int sst_register_dsp(struct sst_device *sst); -int sst_unregister_dsp(struct sst_device *sst); -#endif |