diff --git a/src/mod/endpoints/mod_skypiax/kernel/dummy.c.skypiax b/src/mod/endpoints/mod_skypiax/kernel/dummy.c.skypiax deleted file mode 100644 index b77de949b9..0000000000 --- a/src/mod/endpoints/mod_skypiax/kernel/dummy.c.skypiax +++ /dev/null @@ -1,958 +0,0 @@ -/* - * Dummy soundcard - * Copyright (c) by Jaroslav Kysela - * - * 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; either version 2 of the License, or - * (at your option) any later version. - * - * 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 - * - */ - -#include //giova -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include - - -MODULE_AUTHOR("Jaroslav Kysela "); -MODULE_DESCRIPTION("Dummy soundcard (/dev/null)"); -MODULE_LICENSE("GPL"); -MODULE_SUPPORTED_DEVICE("{{ALSA,Dummy soundcard}}"); - -#define MAX_PCM_DEVICES 4 -#define MAX_PCM_SUBSTREAMS 128 -#define MAX_MIDI_DEVICES 2 - -#if 0 /* emu10k1 emulation */ -#define MAX_BUFFER_SIZE (128 * 1024) -static int emu10k1_playback_constraints(struct snd_pcm_runtime *runtime) -{ - int err; - err = snd_pcm_hw_constraint_integer(runtime, SNDRV_PCM_HW_PARAM_PERIODS); - if (err < 0) - return err; - err = snd_pcm_hw_constraint_minmax(runtime, SNDRV_PCM_HW_PARAM_BUFFER_BYTES, 256, UINT_MAX); - if (err < 0) - return err; - return 0; -} -#define add_playback_constraints emu10k1_playback_constraints -#endif - -#if 0 /* RME9652 emulation */ -#define MAX_BUFFER_SIZE (26 * 64 * 1024) -#define USE_FORMATS SNDRV_PCM_FMTBIT_S32_LE -#define USE_CHANNELS_MIN 26 -#define USE_CHANNELS_MAX 26 -#define USE_PERIODS_MIN 2 -#define USE_PERIODS_MAX 2 -#endif - -#if 0 /* ICE1712 emulation */ -#define MAX_BUFFER_SIZE (256 * 1024) -#define USE_FORMATS SNDRV_PCM_FMTBIT_S32_LE -#define USE_CHANNELS_MIN 10 -#define USE_CHANNELS_MAX 10 -#define USE_PERIODS_MIN 1 -#define USE_PERIODS_MAX 1024 -#endif - -#if 0 /* UDA1341 emulation */ -#define MAX_BUFFER_SIZE (16380) -#define USE_FORMATS SNDRV_PCM_FMTBIT_S16_LE -#define USE_CHANNELS_MIN 2 -#define USE_CHANNELS_MAX 2 -#define USE_PERIODS_MIN 2 -#define USE_PERIODS_MAX 255 -#endif - -#if 0 /* simple AC97 bridge (intel8x0) with 48kHz AC97 only codec */ -#define USE_FORMATS SNDRV_PCM_FMTBIT_S16_LE -#define USE_CHANNELS_MIN 2 -#define USE_CHANNELS_MAX 2 -#define USE_RATE SNDRV_PCM_RATE_48000 -#define USE_RATE_MIN 48000 -#define USE_RATE_MAX 48000 -#endif - -#if 0 /* CA0106 */ -#define USE_FORMATS SNDRV_PCM_FMTBIT_S16_LE -#define USE_CHANNELS_MIN 2 -#define USE_CHANNELS_MAX 2 -#define USE_RATE (SNDRV_PCM_RATE_48000|SNDRV_PCM_RATE_96000|SNDRV_PCM_RATE_192000) -#define USE_RATE_MIN 48000 -#define USE_RATE_MAX 192000 -#define MAX_BUFFER_SIZE ((65536-64)*8) -#define MAX_PERIOD_SIZE (65536-64) -#define USE_PERIODS_MIN 2 -#define USE_PERIODS_MAX 8 -#endif - - -/* defaults */ -#ifndef MAX_BUFFER_SIZE -#define MAX_BUFFER_SIZE (64*1024) -#endif -#ifndef MAX_PERIOD_SIZE -#define MAX_PERIOD_SIZE MAX_BUFFER_SIZE -#endif -#ifndef USE_FORMATS -#define USE_FORMATS (SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE) -#endif -#ifndef USE_RATE -#define USE_RATE SNDRV_PCM_RATE_CONTINUOUS | SNDRV_PCM_RATE_8000_48000 -#define USE_RATE_MIN 5500 -#define USE_RATE_MAX 48000 -#endif -#ifndef USE_CHANNELS_MIN -#define USE_CHANNELS_MIN 1 -#endif -#ifndef USE_CHANNELS_MAX -#define USE_CHANNELS_MAX 2 -#endif -#ifndef USE_PERIODS_MIN -#define USE_PERIODS_MIN 1 -#endif -#ifndef USE_PERIODS_MAX -#define USE_PERIODS_MAX 1024 -#endif -#ifndef add_playback_constraints -#define add_playback_constraints(x) 0 -#endif -#ifndef add_capture_constraints -#define add_capture_constraints(x) 0 -#endif - -static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; /* Index 0-MAX */ -static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; /* ID for this card */ -static int enable[SNDRV_CARDS] = {1, [1 ... (SNDRV_CARDS - 1)] = 0}; -static int pcm_devs[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 1}; -static int pcm_substreams[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 128}; -//static int midi_devs[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 2}; - -module_param_array(index, int, NULL, 0444); -MODULE_PARM_DESC(index, "Index value for dummy soundcard."); -module_param_array(id, charp, NULL, 0444); -MODULE_PARM_DESC(id, "ID string for dummy soundcard."); -module_param_array(enable, bool, NULL, 0444); -MODULE_PARM_DESC(enable, "Enable this dummy soundcard."); -module_param_array(pcm_devs, int, NULL, 0444); -MODULE_PARM_DESC(pcm_devs, "PCM devices # (0-4) for dummy driver."); -module_param_array(pcm_substreams, int, NULL, 0444); -MODULE_PARM_DESC(pcm_substreams, "PCM substreams # (1-64) for dummy driver."); -//module_param_array(midi_devs, int, NULL, 0444); -//MODULE_PARM_DESC(midi_devs, "MIDI devices # (0-2) for dummy driver."); - -static struct platform_device *devices[SNDRV_CARDS]; -static struct timer_list giovatimer; //giova -static int giovastarted=0; -static int giovaindex=0; -static spinlock_t giovalock; -struct giovadpcm { - struct snd_pcm_substream *substream; - struct snd_dummy_pcm *dpcm; - int started; -}; -static struct giovadpcm giovadpcms[MAX_PCM_SUBSTREAMS]; - -#define MIXER_ADDR_MASTER 0 -#define MIXER_ADDR_LINE 1 -#define MIXER_ADDR_MIC 2 -#define MIXER_ADDR_SYNTH 3 -#define MIXER_ADDR_CD 4 -#define MIXER_ADDR_LAST 4 - -static void snd_card_dummy_pcm_timer_function(unsigned long data); -struct snd_dummy { - struct snd_card *card; - struct snd_pcm *pcm; - spinlock_t mixer_lock; - int mixer_volume[MIXER_ADDR_LAST+1][2]; - int capture_source[MIXER_ADDR_LAST+1][2]; -}; - -struct snd_dummy_pcm { - struct snd_dummy *dummy; - spinlock_t lock; - struct timer_list timer; - unsigned int pcm_buffer_size; - unsigned int pcm_period_size; - unsigned int pcm_bps; /* bytes per second */ - unsigned int pcm_hz; /* HZ */ - unsigned int pcm_irq_pos; /* IRQ position */ - unsigned int pcm_buf_pos; /* position in buffer */ - struct snd_pcm_substream *substream; -}; - - -static inline void snd_card_dummy_pcm_timer_start(struct snd_dummy_pcm *dpcm) -{ -int i; -int found=0; - - -//printk("giova: 1 timer_start %d %p\n", __LINE__, dpcm); -for(i=0; i MAX_PCM_SUBSTREAMS || giovaindex > MAX_PCM_SUBSTREAMS){ - printk("giova, %s:%d, i=%d, giovaindex=%d dpcm=%p\n", __FILE__, __LINE__, i, giovaindex, dpcm); - } - -if(giovadpcms[i].dpcm == dpcm){ - giovadpcms[i].started=1; - found=1; -} -} -if(!found){ - printk("skypiax: start, NOT found?\n"); -} - - - -//printk("giova: 2 timer_start %d %p\n", __LINE__, dpcm); -} - -static inline void snd_card_dummy_pcm_timer_stop(struct snd_dummy_pcm *dpcm) -{ - //del_timer(&dpcm->timer); -int i; -int found=0; - -//printk("giova: 1 timer_stop %d %p\n", __LINE__, dpcm); -for(i=0; i MAX_PCM_SUBSTREAMS || giovaindex > MAX_PCM_SUBSTREAMS){ - printk("giova, %s:%d, i=%d, giovaindex=%d dpcm=%p\n", __FILE__, __LINE__, i, giovaindex, dpcm); - } -if(giovadpcms[i].dpcm == dpcm){ - giovadpcms[i].started=0; - found=1; -} -} -if(!found){ - //printk("skypiax: stop, NOT found?\n"); - } else { - //printk("skypiax: stop, YES found!\n"); - } - - - -//printk("giova: 2 timer_stop %d %p\n", __LINE__, dpcm); -} - -static int snd_card_dummy_pcm_trigger(struct snd_pcm_substream *substream, int cmd) -{ - struct snd_pcm_runtime *runtime = substream->runtime; - struct snd_dummy_pcm *dpcm = runtime->private_data; - int err = 0; - - //spin_lock(&dpcm->lock, flags); - spin_lock_bh(&giovalock); - switch (cmd) { - case SNDRV_PCM_TRIGGER_START: - case SNDRV_PCM_TRIGGER_RESUME: -//printk("giova: trigger timer_start %d %p\n", __LINE__, dpcm); - snd_card_dummy_pcm_timer_start(dpcm); - break; - case SNDRV_PCM_TRIGGER_STOP: - case SNDRV_PCM_TRIGGER_SUSPEND: -//printk("giova: trigger timer_stop %d %p\n", __LINE__, dpcm); - snd_card_dummy_pcm_timer_stop(dpcm); - break; - default: - err = -EINVAL; - break; - } - //spin_unlock(&dpcm->lock, flags); - spin_unlock_bh(&giovalock); - return 0; -} - -static int snd_card_dummy_pcm_prepare(struct snd_pcm_substream *substream) -{ - struct snd_pcm_runtime *runtime = substream->runtime; - struct snd_dummy_pcm *dpcm = runtime->private_data; - int bps; - - bps = snd_pcm_format_width(runtime->format) * runtime->rate * - runtime->channels / 8; - - if (bps <= 0) - return -EINVAL; - - dpcm->pcm_bps = bps; - dpcm->pcm_hz = HZ; - dpcm->pcm_buffer_size = snd_pcm_lib_buffer_bytes(substream); - dpcm->pcm_period_size = snd_pcm_lib_period_bytes(substream); - dpcm->pcm_irq_pos = 0; - dpcm->pcm_buf_pos = 0; - snd_pcm_format_set_silence(runtime->format, runtime->dma_area, - bytes_to_samples(runtime, runtime->dma_bytes)); - -//printk("giova: prepare %d %p\n", __LINE__, dpcm); - return 0; -} - -static void snd_card_dummy_pcm_timer_function(unsigned long data) -{ - //struct snd_dummy_pcm *dpcm = (struct snd_dummy_pcm *)data; - struct snd_dummy_pcm *dpcm=NULL; - //unsigned long flags; -int i; - - - giovatimer.expires = (HZ/100) + jiffies; - add_timer(&giovatimer); - -for(i=0; i< giovaindex +1; i++) { - - if(i > MAX_PCM_SUBSTREAMS || giovaindex > MAX_PCM_SUBSTREAMS){ - printk("giova, %s:%d, i=%d, giovaindex=%d dpcm=%p\n", __FILE__, __LINE__, i, giovaindex, dpcm); - } -//printk("giova: timer_func %d i=%d\n", __LINE__, i); - -if(giovadpcms[i].started != 1) - continue; -dpcm = giovadpcms[i].dpcm; -if(dpcm==NULL){ - printk("giova: timer_func %d %d NULL: continue\n", __LINE__, i); - continue; - } - if(in_irq()) - printk("giova: timer_func %d %d we are in HARDWARE IRQ\n", __LINE__, i); - //if(in_softirq()) - //printk("giova: timer_func %d %d we are in SOFT IRQ\n", __LINE__, i); -//printk("giova: timer_func %d %d\n", __LINE__, i); - //spin_lock_irqsave(&dpcm->lock, flags); - spin_lock_bh(&dpcm->lock); - dpcm->pcm_irq_pos += dpcm->pcm_bps * (HZ/100); - dpcm->pcm_buf_pos += dpcm->pcm_bps * (HZ/100); - dpcm->pcm_buf_pos %= dpcm->pcm_buffer_size * dpcm->pcm_hz; - if (dpcm->pcm_irq_pos >= dpcm->pcm_period_size * dpcm->pcm_hz) { - dpcm->pcm_irq_pos %= dpcm->pcm_period_size * dpcm->pcm_hz; - //spin_unlock_irqrestore(&dpcm->lock, flags); - spin_unlock_bh(&dpcm->lock); - snd_pcm_period_elapsed(dpcm->substream); - } else { - //spin_unlock_irqrestore(&dpcm->lock, flags); - spin_unlock_bh(&dpcm->lock); - } -} -} - -static snd_pcm_uframes_t snd_card_dummy_pcm_pointer(struct snd_pcm_substream *substream) -{ - struct snd_pcm_runtime *runtime = substream->runtime; - struct snd_dummy_pcm *dpcm = runtime->private_data; - -//printk("giova: pointer %d %p\n", __LINE__, dpcm); - //return bytes_to_frames(runtime, dpcm->pcm_buf_pos / dpcm->pcm_hz); - return (dpcm->pcm_buf_pos / dpcm->pcm_hz)/2; -} - -static struct snd_pcm_hardware snd_card_dummy_playback = -{ - .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED | - SNDRV_PCM_INFO_RESUME | SNDRV_PCM_INFO_MMAP_VALID), - .formats = USE_FORMATS, - .rates = USE_RATE, - .rate_min = USE_RATE_MIN, - .rate_max = USE_RATE_MAX, - .channels_min = USE_CHANNELS_MIN, - .channels_max = USE_CHANNELS_MAX, - .buffer_bytes_max = MAX_BUFFER_SIZE, - .period_bytes_min = 64, - .period_bytes_max = MAX_PERIOD_SIZE, - .periods_min = USE_PERIODS_MIN, - .periods_max = USE_PERIODS_MAX, - .fifo_size = 0, -}; - -static struct snd_pcm_hardware snd_card_dummy_capture = -{ - .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED | - SNDRV_PCM_INFO_RESUME | SNDRV_PCM_INFO_MMAP_VALID), - .formats = USE_FORMATS, - .rates = USE_RATE, - .rate_min = USE_RATE_MIN, - .rate_max = USE_RATE_MAX, - .channels_min = USE_CHANNELS_MIN, - .channels_max = USE_CHANNELS_MAX, - .buffer_bytes_max = MAX_BUFFER_SIZE, - .period_bytes_min = 64, - .period_bytes_max = MAX_PERIOD_SIZE, - .periods_min = USE_PERIODS_MIN, - .periods_max = USE_PERIODS_MAX, - .fifo_size = 0, -}; - -static void snd_card_dummy_runtime_free(struct snd_pcm_runtime *runtime) -{ -int i; -//int found=0; - -//printk("snd_card_dummy_runtime_free giova 1 giovaindex=%d dpcm=%p runtime=%p\n", giovaindex, runtime->private_data, runtime); - spin_lock_bh(&giovalock); - -for(i=0; i < giovaindex; i++) { - - if(i > MAX_PCM_SUBSTREAMS || giovaindex > MAX_PCM_SUBSTREAMS){ - printk("giova, %s:%d, i=%d, giovaindex=%d \n", __FILE__, __LINE__, i, giovaindex); - } - //if((giovadpcms[i].substream == substream) && (giovadpcms[i].dpcm == dpcm)){ - if((giovadpcms[i].dpcm == runtime->private_data)){ - //printk("giova, %s:%d, i=%d, giovaindex=%d %p==%p YES I AM!!!!\n", __FILE__, __LINE__, i, giovaindex, giovadpcms[i].dpcm , runtime->private_data); - //giovadpcms[i].dpcm = NULL; - //giovadpcms[i].substream = NULL; - giovadpcms[i].started = 0; - //break; - } else { - //printk("giova, %s:%d, i=%d, giovaindex=%d %p!=%p NOT ME\n", __FILE__, __LINE__, i, giovaindex, giovadpcms[i].dpcm , runtime->private_data); - } -} - - spin_unlock_bh(&giovalock); - kfree(runtime->private_data); -} - -static int snd_card_dummy_hw_params(struct snd_pcm_substream *substream, - struct snd_pcm_hw_params *hw_params) -{ - return snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(hw_params)); -} - -static int snd_card_dummy_hw_free(struct snd_pcm_substream *substream) -{ - return snd_pcm_lib_free_pages(substream); -} - -static struct snd_dummy_pcm *new_pcm_stream(struct snd_pcm_substream *substream) -{ - struct snd_dummy_pcm *dpcm; - int i; - int found=0; - - //printk("giova, %s:%d, i=%d, giovaindex=%d %p==%p YES I AM!!!!\n", __FILE__, __LINE__, i, giovaindex, giovadpcms[i].dpcm , runtime->private_data); - //printk("giova, %s:%d, giovaindex=%d\n", __FILE__, __LINE__, giovaindex); - dpcm = kzalloc(sizeof(*dpcm), GFP_KERNEL); - //printk("giova, %s:%d, giovaindex=%d\n", __FILE__, __LINE__, giovaindex); - if (! dpcm){ - //spin_unlock_bh(&giovalock); - printk("giova, %s:%d, giovaindex=%d NO MEMORY!!!!\n", __FILE__, __LINE__, giovaindex); - return dpcm; - } - //printk("giova, %s:%d, giovaindex=%d dpcm=%p\n", __FILE__, __LINE__, giovaindex, dpcm); - init_timer(&dpcm->timer); - //dpcm->timer.data = (unsigned long) dpcm; - //dpcm->timer.function = snd_card_dummy_pcm_timer_function; - spin_lock_init(&dpcm->lock); - dpcm->substream = substream; - - spin_lock_bh(&giovalock); - //printk("giova 1 giovaindex=%d dpcm=%p substream=%p sizeof=%lu\n", giovaindex, dpcm, substream, sizeof(*dpcm)); - for(i=0; i < giovaindex; i++) { - - if(i > MAX_PCM_SUBSTREAMS || giovaindex > MAX_PCM_SUBSTREAMS){ - printk("giova, %s:%d, i=%d, giovaindex=%d dpcm=%p\n", __FILE__, __LINE__, i, giovaindex, dpcm); - } - //if((giovadpcms[i].substream == substream) && (giovadpcms[i].dpcm == dpcm)) - if((giovadpcms[i].substream == substream)){ - found=1; - break; - } - - } - - if(!found){ - - giovadpcms[giovaindex].substream=substream; - giovaindex++; - //printk("giova 2 giovaindex=%d dpcm=%p substream=%p\n", giovaindex, dpcm, substream); - } - - - - found =0; - for(i=0; i < giovaindex; i++) { - - if(i > MAX_PCM_SUBSTREAMS || giovaindex > MAX_PCM_SUBSTREAMS){ - printk("giova, %s:%d, i=%d, giovaindex=%d dpcm=%p\n", __FILE__, __LINE__, i, giovaindex, dpcm); - } - if(giovadpcms[i].substream == substream){ - giovadpcms[i].dpcm=dpcm; - giovadpcms[i].started=0; - found = 1; - //printk("giova 3 giovaindex=%d dpcm=%p substream=%p\n", giovaindex, dpcm, substream); - break; - } - - } - - spin_unlock_bh(&giovalock); - if(!found) { - printk("skypiax giovaindex=%d NOT found????\n", giovaindex); - } - - //printk("giova, %s:%d, giovaindex=%d\n", __FILE__, __LINE__, giovaindex); - return dpcm; -} - -static int snd_card_dummy_playback_open(struct snd_pcm_substream *substream) -{ - struct snd_pcm_runtime *runtime = substream->runtime; - struct snd_dummy_pcm *dpcm; - int err; - - if ((dpcm = new_pcm_stream(substream)) == NULL) - return -ENOMEM; - //printk("giova, %s:%d, giovaindex=%d dpcm=%p\n", __FILE__, __LINE__, giovaindex, dpcm); - runtime->private_data = dpcm; - /* makes the infrastructure responsible for freeing dpcm */ - runtime->private_free = snd_card_dummy_runtime_free; - runtime->hw = snd_card_dummy_playback; - if (substream->pcm->device & 1) { - runtime->hw.info &= ~SNDRV_PCM_INFO_INTERLEAVED; - runtime->hw.info |= SNDRV_PCM_INFO_NONINTERLEAVED; - } - if (substream->pcm->device & 2) - runtime->hw.info &= ~(SNDRV_PCM_INFO_MMAP|SNDRV_PCM_INFO_MMAP_VALID); - err = add_playback_constraints(runtime); - if (err < 0) - return err; - - return 0; -} - -static int snd_card_dummy_capture_open(struct snd_pcm_substream *substream) -{ - struct snd_pcm_runtime *runtime = substream->runtime; - struct snd_dummy_pcm *dpcm; - int err; - - if ((dpcm = new_pcm_stream(substream)) == NULL) - return -ENOMEM; - //printk("giova, %s:%d, giovaindex=%d dpcm=%p\n", __FILE__, __LINE__, giovaindex, dpcm); - runtime->private_data = dpcm; - /* makes the infrastructure responsible for freeing dpcm */ - runtime->private_free = snd_card_dummy_runtime_free; - runtime->hw = snd_card_dummy_capture; - if (substream->pcm->device == 1) { - runtime->hw.info &= ~SNDRV_PCM_INFO_INTERLEAVED; - runtime->hw.info |= SNDRV_PCM_INFO_NONINTERLEAVED; - } - if (substream->pcm->device & 2) - runtime->hw.info &= ~(SNDRV_PCM_INFO_MMAP|SNDRV_PCM_INFO_MMAP_VALID); - err = add_capture_constraints(runtime); - if (err < 0) - return err; - - return 0; -} - -static int snd_card_dummy_playback_close(struct snd_pcm_substream *substream) -{ -//printk("play giova 1 giovaindex=%d dpcm=%p substream=%p\n", giovaindex, substream->private_data, substream); - snd_card_dummy_pcm_timer_stop(substream->private_data); - return 0; -} - -static int snd_card_dummy_capture_close(struct snd_pcm_substream *substream) -{ -//printk("capt giova 2 giovaindex=%d dpcm=%p substream=%p\n", giovaindex, substream->private_data, substream); - snd_card_dummy_pcm_timer_stop(substream->private_data); - return 0; -} - -static struct snd_pcm_ops snd_card_dummy_playback_ops = { - .open = snd_card_dummy_playback_open, - .close = snd_card_dummy_playback_close, - .ioctl = snd_pcm_lib_ioctl, - .hw_params = snd_card_dummy_hw_params, - .hw_free = snd_card_dummy_hw_free, - .prepare = snd_card_dummy_pcm_prepare, - .trigger = snd_card_dummy_pcm_trigger, - .pointer = snd_card_dummy_pcm_pointer, -}; - -static struct snd_pcm_ops snd_card_dummy_capture_ops = { - .open = snd_card_dummy_capture_open, - .close = snd_card_dummy_capture_close, - .ioctl = snd_pcm_lib_ioctl, - .hw_params = snd_card_dummy_hw_params, - .hw_free = snd_card_dummy_hw_free, - .prepare = snd_card_dummy_pcm_prepare, - .trigger = snd_card_dummy_pcm_trigger, - .pointer = snd_card_dummy_pcm_pointer, -}; - -static int __devinit snd_card_dummy_pcm(struct snd_dummy *dummy, int device, - int substreams) -{ - struct snd_pcm *pcm; - int err; - - err = snd_pcm_new(dummy->card, "Dummy PCM", device, - substreams, substreams, &pcm); - if (err < 0) - return err; - dummy->pcm = pcm; - snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_card_dummy_playback_ops); - snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_card_dummy_capture_ops); - pcm->private_data = dummy; - pcm->info_flags = 0; - strcpy(pcm->name, "Dummy PCM"); - snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_CONTINUOUS, - snd_dma_continuous_data(GFP_KERNEL), - 128*1024, 1024*1024); - - return 0; -} - -#define DUMMY_VOLUME(xname, xindex, addr) \ -{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \ - .access = SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_TLV_READ, \ - .name = xname, .index = xindex, \ - .info = snd_dummy_volume_info, \ - .get = snd_dummy_volume_get, .put = snd_dummy_volume_put, \ - .private_value = addr, \ - .tlv = { .p = db_scale_dummy } } - -static int snd_dummy_volume_info(struct snd_kcontrol *kcontrol, - struct snd_ctl_elem_info *uinfo) -{ - uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; - uinfo->count = 2; - uinfo->value.integer.min = -50; - uinfo->value.integer.max = 100; - return 0; -} - -static int snd_dummy_volume_get(struct snd_kcontrol *kcontrol, - struct snd_ctl_elem_value *ucontrol) -{ - struct snd_dummy *dummy = snd_kcontrol_chip(kcontrol); - int addr = kcontrol->private_value; - //unsigned long flags; - - if(in_irq()) - printk("giova: line %d we are in HARDWARE IRQ\n", __LINE__); -//printk("giova: volume get %d %d\n", __LINE__, addr); - //spin_lock_irq(&dummy->mixer_lock); - //spin_lock_irqsave(&dummy->mixer_lock, flags); - spin_lock_bh(&dummy->mixer_lock); - ucontrol->value.integer.value[0] = dummy->mixer_volume[addr][0]; - ucontrol->value.integer.value[1] = dummy->mixer_volume[addr][1]; - //spin_unlock_irqrestore(&dummy->mixer_lock, flags); - spin_unlock_bh(&dummy->mixer_lock); - return 0; -} - -static int snd_dummy_volume_put(struct snd_kcontrol *kcontrol, - struct snd_ctl_elem_value *ucontrol) -{ - struct snd_dummy *dummy = snd_kcontrol_chip(kcontrol); - int change, addr = kcontrol->private_value; - int left, right; - //unsigned long flags; - - if(in_irq()) - printk("giova: line %d we are in HARDWARE IRQ\n", __LINE__); - left = ucontrol->value.integer.value[0]; - if (left < -50) - left = -50; - if (left > 100) - left = 100; - right = ucontrol->value.integer.value[1]; - if (right < -50) - right = -50; - if (right > 100) - right = 100; -//printk("giova: volume put %d %d\n", __LINE__, addr); - //spin_lock_irq(&dummy->mixer_lock); - //spin_lock_irqsave(&dummy->mixer_lock, flags); - spin_lock_bh(&dummy->mixer_lock); - change = dummy->mixer_volume[addr][0] != left || - dummy->mixer_volume[addr][1] != right; - dummy->mixer_volume[addr][0] = left; - dummy->mixer_volume[addr][1] = right; - //spin_unlock_irq(&dummy->mixer_lock); - //spin_unlock_irqrestore(&dummy->mixer_lock, flags); - spin_unlock_bh(&dummy->mixer_lock); - return change; -} - -static const DECLARE_TLV_DB_SCALE(db_scale_dummy, -4500, 30, 0); - -#define DUMMY_CAPSRC(xname, xindex, addr) \ -{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \ - .info = snd_dummy_capsrc_info, \ - .get = snd_dummy_capsrc_get, .put = snd_dummy_capsrc_put, \ - .private_value = addr } - -#define snd_dummy_capsrc_info snd_ctl_boolean_stereo_info - -static int snd_dummy_capsrc_get(struct snd_kcontrol *kcontrol, - struct snd_ctl_elem_value *ucontrol) -{ - struct snd_dummy *dummy = snd_kcontrol_chip(kcontrol); - int addr = kcontrol->private_value; - //unsigned long flags; - - if(in_irq()) - printk("giova: line %d we are in HARDWARE IRQ\n", __LINE__); - //spin_lock_irq(&dummy->mixer_lock); - //spin_lock_irqsave(&dummy->mixer_lock, flags); - spin_lock_bh(&dummy->mixer_lock); - ucontrol->value.integer.value[0] = dummy->capture_source[addr][0]; - ucontrol->value.integer.value[1] = dummy->capture_source[addr][1]; - //spin_unlock_irq(&dummy->mixer_lock); - //spin_unlock_irqrestore(&dummy->mixer_lock, flags); - spin_unlock_bh(&dummy->mixer_lock); -//printk("giova: capsrc_get %d %d\n", __LINE__, addr); - return 0; -} - -static int snd_dummy_capsrc_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) -{ - struct snd_dummy *dummy = snd_kcontrol_chip(kcontrol); - int change, addr = kcontrol->private_value; - int left, right; - //unsigned long flags; - - if(in_irq()) - printk("giova: line %d we are in HARDWARE IRQ\n", __LINE__); - left = ucontrol->value.integer.value[0] & 1; - right = ucontrol->value.integer.value[1] & 1; - //spin_lock_irq(&dummy->mixer_lock); - //spin_lock_irqsave(&dummy->mixer_lock, flags); - spin_lock_bh(&dummy->mixer_lock); - change = dummy->capture_source[addr][0] != left && - dummy->capture_source[addr][1] != right; - dummy->capture_source[addr][0] = left; - dummy->capture_source[addr][1] = right; - //spin_unlock_irq(&dummy->mixer_lock); - //spin_unlock_irqrestore(&dummy->mixer_lock, flags); - spin_unlock_bh(&dummy->mixer_lock); -//printk("giova: capsrc_put %d %d\n", __LINE__, addr); - return change; -} - -static struct snd_kcontrol_new snd_dummy_controls[] = { -DUMMY_VOLUME("Master Volume", 0, MIXER_ADDR_MASTER), -DUMMY_CAPSRC("Master Capture Switch", 0, MIXER_ADDR_MASTER), -DUMMY_VOLUME("Synth Volume", 0, MIXER_ADDR_SYNTH), -DUMMY_CAPSRC("Synth Capture Switch", 0, MIXER_ADDR_SYNTH), -DUMMY_VOLUME("Line Volume", 0, MIXER_ADDR_LINE), -DUMMY_CAPSRC("Line Capture Switch", 0, MIXER_ADDR_LINE), -DUMMY_VOLUME("Mic Volume", 0, MIXER_ADDR_MIC), -DUMMY_CAPSRC("Mic Capture Switch", 0, MIXER_ADDR_MIC), -DUMMY_VOLUME("CD Volume", 0, MIXER_ADDR_CD), -DUMMY_CAPSRC("CD Capture Switch", 0, MIXER_ADDR_CD) -}; - -static int __devinit snd_card_dummy_new_mixer(struct snd_dummy *dummy) -{ - struct snd_card *card = dummy->card; - unsigned int idx; - int err; - - //giova if (snd_BUG_ON(!dummy)) - //giova return -EINVAL; - spin_lock_init(&dummy->mixer_lock); - strcpy(card->mixername, "Dummy Mixer"); -//printk("giova: new_mixer %d\n", __LINE__); - return 0; //giova no mixer - - for (idx = 0; idx < ARRAY_SIZE(snd_dummy_controls); idx++) { - err = snd_ctl_add(card, snd_ctl_new1(&snd_dummy_controls[idx], dummy)); - if (err < 0) - return err; - } - return 0; -} - -static int __devinit snd_dummy_probe(struct platform_device *devptr) -{ - struct snd_card *card; - struct snd_dummy *dummy; - int idx, err; - int dev = devptr->id; - - card = snd_card_new(index[dev], id[dev], THIS_MODULE, - sizeof(struct snd_dummy)); - if (card == NULL) - return -ENOMEM; - - //giova err = snd_card_create(index[dev], id[dev], THIS_MODULE, - //giova sizeof(struct snd_dummy), &card); - //giova if (err < 0) - //giova return err; - dummy = card->private_data; - dummy->card = card; - for (idx = 0; idx < MAX_PCM_DEVICES && idx < pcm_devs[dev]; idx++) { - if (pcm_substreams[dev] < 1) - pcm_substreams[dev] = 1; - if (pcm_substreams[dev] > MAX_PCM_SUBSTREAMS) - pcm_substreams[dev] = MAX_PCM_SUBSTREAMS; - err = snd_card_dummy_pcm(dummy, idx, pcm_substreams[dev]); - if (err < 0) - goto __nodev; - } - err = snd_card_dummy_new_mixer(dummy); - if (err < 0) - goto __nodev; - strcpy(card->driver, "Dummy"); - strcpy(card->shortname, "Dummy"); - sprintf(card->longname, "Dummy %i", dev + 1); - - snd_card_set_dev(card, &devptr->dev); - - err = snd_card_register(card); - if (err == 0) { - platform_set_drvdata(devptr, card); - return 0; - } - __nodev: - snd_card_free(card); - return err; -} - -static int __devexit snd_dummy_remove(struct platform_device *devptr) -{ - - del_timer(&giovatimer); - snd_card_free(platform_get_drvdata(devptr)); - platform_set_drvdata(devptr, NULL); - return 0; -} - -#ifdef CONFIG_PM -static int snd_dummy_suspend(struct platform_device *pdev, pm_message_t state) -{ - struct snd_card *card = platform_get_drvdata(pdev); - struct snd_dummy *dummy = card->private_data; - - snd_power_change_state(card, SNDRV_CTL_POWER_D3hot); - snd_pcm_suspend_all(dummy->pcm); - return 0; -} - -static int snd_dummy_resume(struct platform_device *pdev) -{ - struct snd_card *card = platform_get_drvdata(pdev); - - snd_power_change_state(card, SNDRV_CTL_POWER_D0); - return 0; -} -#endif - -#define SND_DUMMY_DRIVER "snd_dummy" - -static struct platform_driver snd_dummy_driver = { - .probe = snd_dummy_probe, - .remove = __devexit_p(snd_dummy_remove), -#ifdef CONFIG_PM - .suspend = snd_dummy_suspend, - .resume = snd_dummy_resume, -#endif - .driver = { - .name = SND_DUMMY_DRIVER - }, -}; - -static void snd_dummy_unregister_all(void) -{ - int i; - - for (i = 0; i < ARRAY_SIZE(devices); ++i) - platform_device_unregister(devices[i]); - platform_driver_unregister(&snd_dummy_driver); -} - -static int __init alsa_card_dummy_init(void) -{ - int i, cards, err; - - err = platform_driver_register(&snd_dummy_driver); - if (err < 0) - return err; - -if(!giovastarted){ -giovastarted=1; - spin_lock_init(&giovalock); - - spin_lock_bh(&giovalock); -for(i=0; i MAX_PCM_SUBSTREAMS || giovaindex > MAX_PCM_SUBSTREAMS){ - printk("giova, %s:%d, i=%d, giovaindex=%d \n", __FILE__, __LINE__, i, giovaindex); - } -giovadpcms[i].substream=NULL; -giovadpcms[i].dpcm=NULL; -giovadpcms[i].started=0; -} - init_timer(&giovatimer); - //giovatimer.data = (unsigned long) dpcm; - giovatimer.data = (unsigned long) &giovadpcms; - giovatimer.function = snd_card_dummy_pcm_timer_function; - giovatimer.expires = (HZ/100) + jiffies; - add_timer(&giovatimer); -printk("snd-dummy skypiax driver, %s:%d working on a machine with %dHZ kernel\n", __FILE__, __LINE__, HZ); - spin_unlock_bh(&giovalock); -} - - - cards = 0; - for (i = 0; i < SNDRV_CARDS; i++) { - struct platform_device *device; - if (! enable[i]) - continue; - device = platform_device_register_simple(SND_DUMMY_DRIVER, - i, NULL, 0); - if (IS_ERR(device)) - continue; - if (!platform_get_drvdata(device)) { - platform_device_unregister(device); - continue; - } - devices[i] = device; - cards++; - } - if (!cards) { -#ifdef MODULE - printk(KERN_ERR "Dummy soundcard not found or device busy\n"); -#endif - snd_dummy_unregister_all(); - return -ENODEV; - } - return 0; -} - -static void __exit alsa_card_dummy_exit(void) -{ - del_timer(&giovatimer); - snd_dummy_unregister_all(); -} - -module_init(alsa_card_dummy_init) -module_exit(alsa_card_dummy_exit) diff --git a/src/mod/endpoints/mod_skypiax/kernel/dummy.c.skypiax b/src/mod/endpoints/mod_skypiax/kernel/dummy.c.skypiax new file mode 120000 index 0000000000..69e8d5cce4 --- /dev/null +++ b/src/mod/endpoints/mod_skypiax/kernel/dummy.c.skypiax @@ -0,0 +1 @@ +../alsa/dummy.c \ No newline at end of file