diff options
Diffstat (limited to 'ANDROID_3.4.5/sound/pci/emu10k1/emupcm.c')
-rw-r--r-- | ANDROID_3.4.5/sound/pci/emu10k1/emupcm.c | 1870 |
1 files changed, 0 insertions, 1870 deletions
diff --git a/ANDROID_3.4.5/sound/pci/emu10k1/emupcm.c b/ANDROID_3.4.5/sound/pci/emu10k1/emupcm.c deleted file mode 100644 index e22b8e2b..00000000 --- a/ANDROID_3.4.5/sound/pci/emu10k1/emupcm.c +++ /dev/null @@ -1,1870 +0,0 @@ -/* - * Copyright (c) by Jaroslav Kysela <perex@perex.cz> - * Creative Labs, Inc. - * Routines for control of EMU10K1 chips / PCM routines - * Multichannel PCM support Copyright (c) Lee Revell <rlrevell@joe-job.com> - * - * BUGS: - * -- - * - * TODO: - * -- - * - * 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 <linux/pci.h> -#include <linux/delay.h> -#include <linux/slab.h> -#include <linux/time.h> -#include <linux/init.h> -#include <sound/core.h> -#include <sound/emu10k1.h> - -static void snd_emu10k1_pcm_interrupt(struct snd_emu10k1 *emu, - struct snd_emu10k1_voice *voice) -{ - struct snd_emu10k1_pcm *epcm; - - if ((epcm = voice->epcm) == NULL) - return; - if (epcm->substream == NULL) - return; -#if 0 - printk(KERN_DEBUG "IRQ: position = 0x%x, period = 0x%x, size = 0x%x\n", - epcm->substream->runtime->hw->pointer(emu, epcm->substream), - snd_pcm_lib_period_bytes(epcm->substream), - snd_pcm_lib_buffer_bytes(epcm->substream)); -#endif - snd_pcm_period_elapsed(epcm->substream); -} - -static void snd_emu10k1_pcm_ac97adc_interrupt(struct snd_emu10k1 *emu, - unsigned int status) -{ -#if 0 - if (status & IPR_ADCBUFHALFFULL) { - if (emu->pcm_capture_substream->runtime->mode == SNDRV_PCM_MODE_FRAME) - return; - } -#endif - snd_pcm_period_elapsed(emu->pcm_capture_substream); -} - -static void snd_emu10k1_pcm_ac97mic_interrupt(struct snd_emu10k1 *emu, - unsigned int status) -{ -#if 0 - if (status & IPR_MICBUFHALFFULL) { - if (emu->pcm_capture_mic_substream->runtime->mode == SNDRV_PCM_MODE_FRAME) - return; - } -#endif - snd_pcm_period_elapsed(emu->pcm_capture_mic_substream); -} - -static void snd_emu10k1_pcm_efx_interrupt(struct snd_emu10k1 *emu, - unsigned int status) -{ -#if 0 - if (status & IPR_EFXBUFHALFFULL) { - if (emu->pcm_capture_efx_substream->runtime->mode == SNDRV_PCM_MODE_FRAME) - return; - } -#endif - snd_pcm_period_elapsed(emu->pcm_capture_efx_substream); -} - -static snd_pcm_uframes_t snd_emu10k1_efx_playback_pointer(struct snd_pcm_substream *substream) -{ - struct snd_emu10k1 *emu = snd_pcm_substream_chip(substream); - struct snd_pcm_runtime *runtime = substream->runtime; - struct snd_emu10k1_pcm *epcm = runtime->private_data; - unsigned int ptr; - - if (!epcm->running) - return 0; - ptr = snd_emu10k1_ptr_read(emu, CCCA, epcm->voices[0]->number) & 0x00ffffff; - ptr += runtime->buffer_size; - ptr -= epcm->ccca_start_addr; - ptr %= runtime->buffer_size; - - return ptr; -} - -static int snd_emu10k1_pcm_channel_alloc(struct snd_emu10k1_pcm * epcm, int voices) -{ - int err, i; - - if (epcm->voices[1] != NULL && voices < 2) { - snd_emu10k1_voice_free(epcm->emu, epcm->voices[1]); - epcm->voices[1] = NULL; - } - for (i = 0; i < voices; i++) { - if (epcm->voices[i] == NULL) - break; - } - if (i == voices) - return 0; /* already allocated */ - - for (i = 0; i < ARRAY_SIZE(epcm->voices); i++) { - if (epcm->voices[i]) { - snd_emu10k1_voice_free(epcm->emu, epcm->voices[i]); - epcm->voices[i] = NULL; - } - } - err = snd_emu10k1_voice_alloc(epcm->emu, - epcm->type == PLAYBACK_EMUVOICE ? EMU10K1_PCM : EMU10K1_EFX, - voices, - &epcm->voices[0]); - - if (err < 0) - return err; - epcm->voices[0]->epcm = epcm; - if (voices > 1) { - for (i = 1; i < voices; i++) { - epcm->voices[i] = &epcm->emu->voices[epcm->voices[0]->number + i]; - epcm->voices[i]->epcm = epcm; - } - } - if (epcm->extra == NULL) { - err = snd_emu10k1_voice_alloc(epcm->emu, - epcm->type == PLAYBACK_EMUVOICE ? EMU10K1_PCM : EMU10K1_EFX, - 1, - &epcm->extra); - if (err < 0) { - /* - printk(KERN_DEBUG "pcm_channel_alloc: " - "failed extra: voices=%d, frame=%d\n", - voices, frame); - */ - for (i = 0; i < voices; i++) { - snd_emu10k1_voice_free(epcm->emu, epcm->voices[i]); - epcm->voices[i] = NULL; - } - return err; - } - epcm->extra->epcm = epcm; - epcm->extra->interrupt = snd_emu10k1_pcm_interrupt; - } - return 0; -} - -static unsigned int capture_period_sizes[31] = { - 384, 448, 512, 640, - 384*2, 448*2, 512*2, 640*2, - 384*4, 448*4, 512*4, 640*4, - 384*8, 448*8, 512*8, 640*8, - 384*16, 448*16, 512*16, 640*16, - 384*32, 448*32, 512*32, 640*32, - 384*64, 448*64, 512*64, 640*64, - 384*128,448*128,512*128 -}; - -static struct snd_pcm_hw_constraint_list hw_constraints_capture_period_sizes = { - .count = 31, - .list = capture_period_sizes, - .mask = 0 -}; - -static unsigned int capture_rates[8] = { - 8000, 11025, 16000, 22050, 24000, 32000, 44100, 48000 -}; - -static struct snd_pcm_hw_constraint_list hw_constraints_capture_rates = { - .count = 8, - .list = capture_rates, - .mask = 0 -}; - -static unsigned int snd_emu10k1_capture_rate_reg(unsigned int rate) -{ - switch (rate) { - case 8000: return ADCCR_SAMPLERATE_8; - case 11025: return ADCCR_SAMPLERATE_11; - case 16000: return ADCCR_SAMPLERATE_16; - case 22050: return ADCCR_SAMPLERATE_22; - case 24000: return ADCCR_SAMPLERATE_24; - case 32000: return ADCCR_SAMPLERATE_32; - case 44100: return ADCCR_SAMPLERATE_44; - case 48000: return ADCCR_SAMPLERATE_48; - default: - snd_BUG(); - return ADCCR_SAMPLERATE_8; - } -} - -static unsigned int snd_emu10k1_audigy_capture_rate_reg(unsigned int rate) -{ - switch (rate) { - case 8000: return A_ADCCR_SAMPLERATE_8; - case 11025: return A_ADCCR_SAMPLERATE_11; - case 12000: return A_ADCCR_SAMPLERATE_12; /* really supported? */ - case 16000: return ADCCR_SAMPLERATE_16; - case 22050: return ADCCR_SAMPLERATE_22; - case 24000: return ADCCR_SAMPLERATE_24; - case 32000: return ADCCR_SAMPLERATE_32; - case 44100: return ADCCR_SAMPLERATE_44; - case 48000: return ADCCR_SAMPLERATE_48; - default: - snd_BUG(); - return A_ADCCR_SAMPLERATE_8; - } -} - -static unsigned int emu10k1_calc_pitch_target(unsigned int rate) -{ - unsigned int pitch_target; - - pitch_target = (rate << 8) / 375; - pitch_target = (pitch_target >> 1) + (pitch_target & 1); - return pitch_target; -} - -#define PITCH_48000 0x00004000 -#define PITCH_96000 0x00008000 -#define PITCH_85000 0x00007155 -#define PITCH_80726 0x00006ba2 -#define PITCH_67882 0x00005a82 -#define PITCH_57081 0x00004c1c - -static unsigned int emu10k1_select_interprom(unsigned int pitch_target) -{ - if (pitch_target == PITCH_48000) - return CCCA_INTERPROM_0; - else if (pitch_target < PITCH_48000) - return CCCA_INTERPROM_1; - else if (pitch_target >= PITCH_96000) - return CCCA_INTERPROM_0; - else if (pitch_target >= PITCH_85000) - return CCCA_INTERPROM_6; - else if (pitch_target >= PITCH_80726) - return CCCA_INTERPROM_5; - else if (pitch_target >= PITCH_67882) - return CCCA_INTERPROM_4; - else if (pitch_target >= PITCH_57081) - return CCCA_INTERPROM_3; - else - return CCCA_INTERPROM_2; -} - -/* - * calculate cache invalidate size - * - * stereo: channel is stereo - * w_16: using 16bit samples - * - * returns: cache invalidate size in samples - */ -static inline int emu10k1_ccis(int stereo, int w_16) -{ - if (w_16) { - return stereo ? 24 : 26; - } else { - return stereo ? 24*2 : 26*2; - } -} - -static void snd_emu10k1_pcm_init_voice(struct snd_emu10k1 *emu, - int master, int extra, - struct snd_emu10k1_voice *evoice, - unsigned int start_addr, - unsigned int end_addr, - struct snd_emu10k1_pcm_mixer *mix) -{ - struct snd_pcm_substream *substream = evoice->epcm->substream; - struct snd_pcm_runtime *runtime = substream->runtime; - unsigned int silent_page, tmp; - int voice, stereo, w_16; - unsigned char attn, send_amount[8]; - unsigned char send_routing[8]; - unsigned long flags; - unsigned int pitch_target; - unsigned int ccis; - - voice = evoice->number; - stereo = runtime->channels == 2; - w_16 = snd_pcm_format_width(runtime->format) == 16; - - if (!extra && stereo) { - start_addr >>= 1; - end_addr >>= 1; - } - if (w_16) { - start_addr >>= 1; - end_addr >>= 1; - } - - spin_lock_irqsave(&emu->reg_lock, flags); - - /* volume parameters */ - if (extra) { - attn = 0; - memset(send_routing, 0, sizeof(send_routing)); - send_routing[0] = 0; - send_routing[1] = 1; - send_routing[2] = 2; - send_routing[3] = 3; - memset(send_amount, 0, sizeof(send_amount)); - } else { - /* mono, left, right (master voice = left) */ - tmp = stereo ? (master ? 1 : 2) : 0; - memcpy(send_routing, &mix->send_routing[tmp][0], 8); - memcpy(send_amount, &mix->send_volume[tmp][0], 8); - } - - ccis = emu10k1_ccis(stereo, w_16); - - if (master) { - evoice->epcm->ccca_start_addr = start_addr + ccis; - if (extra) { - start_addr += ccis; - end_addr += ccis + emu->delay_pcm_irq; - } - if (stereo && !extra) { - snd_emu10k1_ptr_write(emu, CPF, voice, CPF_STEREO_MASK); - snd_emu10k1_ptr_write(emu, CPF, (voice + 1), CPF_STEREO_MASK); - } else { - snd_emu10k1_ptr_write(emu, CPF, voice, 0); - } - } - - /* setup routing */ - if (emu->audigy) { - snd_emu10k1_ptr_write(emu, A_FXRT1, voice, - snd_emu10k1_compose_audigy_fxrt1(send_routing)); - snd_emu10k1_ptr_write(emu, A_FXRT2, voice, - snd_emu10k1_compose_audigy_fxrt2(send_routing)); - snd_emu10k1_ptr_write(emu, A_SENDAMOUNTS, voice, - ((unsigned int)send_amount[4] << 24) | - ((unsigned int)send_amount[5] << 16) | - ((unsigned int)send_amount[6] << 8) | - (unsigned int)send_amount[7]); - } else - snd_emu10k1_ptr_write(emu, FXRT, voice, - snd_emu10k1_compose_send_routing(send_routing)); - /* Stop CA */ - /* Assumption that PT is already 0 so no harm overwriting */ - snd_emu10k1_ptr_write(emu, PTRX, voice, (send_amount[0] << 8) | send_amount[1]); - snd_emu10k1_ptr_write(emu, DSL, voice, end_addr | (send_amount[3] << 24)); - snd_emu10k1_ptr_write(emu, PSST, voice, - (start_addr + (extra ? emu->delay_pcm_irq : 0)) | - (send_amount[2] << 24)); - if (emu->card_capabilities->emu_model) - pitch_target = PITCH_48000; /* Disable interpolators on emu1010 card */ - else - pitch_target = emu10k1_calc_pitch_target(runtime->rate); - if (extra) - snd_emu10k1_ptr_write(emu, CCCA, voice, start_addr | - emu10k1_select_interprom(pitch_target) | - (w_16 ? 0 : CCCA_8BITSELECT)); - else - snd_emu10k1_ptr_write(emu, CCCA, voice, (start_addr + ccis) | - emu10k1_select_interprom(pitch_target) | - (w_16 ? 0 : CCCA_8BITSELECT)); - /* Clear filter delay memory */ - snd_emu10k1_ptr_write(emu, Z1, voice, 0); - snd_emu10k1_ptr_write(emu, Z2, voice, 0); - /* invalidate maps */ - silent_page = ((unsigned int)emu->silent_page.addr << 1) | MAP_PTI_MASK; - snd_emu10k1_ptr_write(emu, MAPA, voice, silent_page); - snd_emu10k1_ptr_write(emu, MAPB, voice, silent_page); - /* modulation envelope */ - snd_emu10k1_ptr_write(emu, CVCF, voice, 0xffff); - snd_emu10k1_ptr_write(emu, VTFT, voice, 0xffff); - snd_emu10k1_ptr_write(emu, ATKHLDM, voice, 0); - snd_emu10k1_ptr_write(emu, DCYSUSM, voice, 0x007f); - snd_emu10k1_ptr_write(emu, LFOVAL1, voice, 0x8000); - snd_emu10k1_ptr_write(emu, LFOVAL2, voice, 0x8000); - snd_emu10k1_ptr_write(emu, FMMOD, voice, 0); - snd_emu10k1_ptr_write(emu, TREMFRQ, voice, 0); - snd_emu10k1_ptr_write(emu, FM2FRQ2, voice, 0); - snd_emu10k1_ptr_write(emu, ENVVAL, voice, 0x8000); - /* volume envelope */ - snd_emu10k1_ptr_write(emu, ATKHLDV, voice, 0x7f7f); - snd_emu10k1_ptr_write(emu, ENVVOL, voice, 0x0000); - /* filter envelope */ - snd_emu10k1_ptr_write(emu, PEFE_FILTERAMOUNT, voice, 0x7f); - /* pitch envelope */ - snd_emu10k1_ptr_write(emu, PEFE_PITCHAMOUNT, voice, 0); - - spin_unlock_irqrestore(&emu->reg_lock, flags); -} - -static int snd_emu10k1_playback_hw_params(struct snd_pcm_substream *substream, - struct snd_pcm_hw_params *hw_params) -{ - struct snd_emu10k1 *emu = snd_pcm_substream_chip(substream); - struct snd_pcm_runtime *runtime = substream->runtime; - struct snd_emu10k1_pcm *epcm = runtime->private_data; - int err; - - if ((err = snd_emu10k1_pcm_channel_alloc(epcm, params_channels(hw_params))) < 0) - return err; - if ((err = snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(hw_params))) < 0) - return err; - if (err > 0) { /* change */ - int mapped; - if (epcm->memblk != NULL) - snd_emu10k1_free_pages(emu, epcm->memblk); - epcm->memblk = snd_emu10k1_alloc_pages(emu, substream); - epcm->start_addr = 0; - if (! epcm->memblk) - return -ENOMEM; - mapped = ((struct snd_emu10k1_memblk *)epcm->memblk)->mapped_page; - if (mapped < 0) - return -ENOMEM; - epcm->start_addr = mapped << PAGE_SHIFT; - } - return 0; -} - -static int snd_emu10k1_playback_hw_free(struct snd_pcm_substream *substream) -{ - struct snd_emu10k1 *emu = snd_pcm_substream_chip(substream); - struct snd_pcm_runtime *runtime = substream->runtime; - struct snd_emu10k1_pcm *epcm; - - if (runtime->private_data == NULL) - return 0; - epcm = runtime->private_data; - if (epcm->extra) { - snd_emu10k1_voice_free(epcm->emu, epcm->extra); - epcm->extra = NULL; - } - if (epcm->voices[1]) { - snd_emu10k1_voice_free(epcm->emu, epcm->voices[1]); - epcm->voices[1] = NULL; - } - if (epcm->voices[0]) { - snd_emu10k1_voice_free(epcm->emu, epcm->voices[0]); - epcm->voices[0] = NULL; - } - if (epcm->memblk) { - snd_emu10k1_free_pages(emu, epcm->memblk); - epcm->memblk = NULL; - epcm->start_addr = 0; - } - snd_pcm_lib_free_pages(substream); - return 0; -} - -static int snd_emu10k1_efx_playback_hw_free(struct snd_pcm_substream *substream) -{ - struct snd_emu10k1 *emu = snd_pcm_substream_chip(substream); - struct snd_pcm_runtime *runtime = substream->runtime; - struct snd_emu10k1_pcm *epcm; - int i; - - if (runtime->private_data == NULL) - return 0; - epcm = runtime->private_data; - if (epcm->extra) { - snd_emu10k1_voice_free(epcm->emu, epcm->extra); - epcm->extra = NULL; - } - for (i = 0; i < NUM_EFX_PLAYBACK; i++) { - if (epcm->voices[i]) { - snd_emu10k1_voice_free(epcm->emu, epcm->voices[i]); - epcm->voices[i] = NULL; - } - } - if (epcm->memblk) { - snd_emu10k1_free_pages(emu, epcm->memblk); - epcm->memblk = NULL; - epcm->start_addr = 0; - } - snd_pcm_lib_free_pages(substream); - return 0; -} - -static int snd_emu10k1_playback_prepare(struct snd_pcm_substream *substream) -{ - struct snd_emu10k1 *emu = snd_pcm_substream_chip(substream); - struct snd_pcm_runtime *runtime = substream->runtime; - struct snd_emu10k1_pcm *epcm = runtime->private_data; - unsigned int start_addr, end_addr; - - start_addr = epcm->start_addr; - end_addr = snd_pcm_lib_period_bytes(substream); - if (runtime->channels == 2) { - start_addr >>= 1; - end_addr >>= 1; - } - end_addr += start_addr; - snd_emu10k1_pcm_init_voice(emu, 1, 1, epcm->extra, - start_addr, end_addr, NULL); - start_addr = epcm->start_addr; - end_addr = epcm->start_addr + snd_pcm_lib_buffer_bytes(substream); - snd_emu10k1_pcm_init_voice(emu, 1, 0, epcm->voices[0], - start_addr, end_addr, - &emu->pcm_mixer[substream->number]); - if (epcm->voices[1]) - snd_emu10k1_pcm_init_voice(emu, 0, 0, epcm->voices[1], - start_addr, end_addr, - &emu->pcm_mixer[substream->number]); - return 0; -} - -static int snd_emu10k1_efx_playback_prepare(struct snd_pcm_substream *substream) -{ - struct snd_emu10k1 *emu = snd_pcm_substream_chip(substream); - struct snd_pcm_runtime *runtime = substream->runtime; - struct snd_emu10k1_pcm *epcm = runtime->private_data; - unsigned int start_addr, end_addr; - unsigned int channel_size; - int i; - - start_addr = epcm->start_addr; - end_addr = epcm->start_addr + snd_pcm_lib_buffer_bytes(substream); - - /* - * the kX driver leaves some space between voices - */ - channel_size = ( end_addr - start_addr ) / NUM_EFX_PLAYBACK; - - snd_emu10k1_pcm_init_voice(emu, 1, 1, epcm->extra, - start_addr, start_addr + (channel_size / 2), NULL); - - /* only difference with the master voice is we use it for the pointer */ - snd_emu10k1_pcm_init_voice(emu, 1, 0, epcm->voices[0], - start_addr, start_addr + channel_size, - &emu->efx_pcm_mixer[0]); - - start_addr += channel_size; - for (i = 1; i < NUM_EFX_PLAYBACK; i++) { - snd_emu10k1_pcm_init_voice(emu, 0, 0, epcm->voices[i], - start_addr, start_addr + channel_size, - &emu->efx_pcm_mixer[i]); - start_addr += channel_size; - } - - return 0; -} - -static struct snd_pcm_hardware snd_emu10k1_efx_playback = -{ - .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_NONINTERLEAVED | - SNDRV_PCM_INFO_BLOCK_TRANSFER | - SNDRV_PCM_INFO_RESUME | - SNDRV_PCM_INFO_MMAP_VALID | SNDRV_PCM_INFO_PAUSE), - .formats = SNDRV_PCM_FMTBIT_S16_LE, - .rates = SNDRV_PCM_RATE_48000, - .rate_min = 48000, - .rate_max = 48000, - .channels_min = NUM_EFX_PLAYBACK, - .channels_max = NUM_EFX_PLAYBACK, - .buffer_bytes_max = (64*1024), - .period_bytes_min = 64, - .period_bytes_max = (64*1024), - .periods_min = 2, - .periods_max = 2, - .fifo_size = 0, -}; - -static int snd_emu10k1_capture_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_emu10k1_capture_hw_free(struct snd_pcm_substream *substream) -{ - return snd_pcm_lib_free_pages(substream); -} - -static int snd_emu10k1_capture_prepare(struct snd_pcm_substream *substream) -{ - struct snd_emu10k1 *emu = snd_pcm_substream_chip(substream); - struct snd_pcm_runtime *runtime = substream->runtime; - struct snd_emu10k1_pcm *epcm = runtime->private_data; - int idx; - - /* zeroing the buffer size will stop capture */ - snd_emu10k1_ptr_write(emu, epcm->capture_bs_reg, 0, 0); - switch (epcm->type) { - case CAPTURE_AC97ADC: - snd_emu10k1_ptr_write(emu, ADCCR, 0, 0); - break; - case CAPTURE_EFX: - if (emu->audigy) { - snd_emu10k1_ptr_write(emu, A_FXWC1, 0, 0); - snd_emu10k1_ptr_write(emu, A_FXWC2, 0, 0); - } else - snd_emu10k1_ptr_write(emu, FXWC, 0, 0); - break; - default: - break; - } - snd_emu10k1_ptr_write(emu, epcm->capture_ba_reg, 0, runtime->dma_addr); - epcm->capture_bufsize = snd_pcm_lib_buffer_bytes(substream); - epcm->capture_bs_val = 0; - for (idx = 0; idx < 31; idx++) { - if (capture_period_sizes[idx] == epcm->capture_bufsize) { - epcm->capture_bs_val = idx + 1; - break; - } - } - if (epcm->capture_bs_val == 0) { - snd_BUG(); - epcm->capture_bs_val++; - } - if (epcm->type == CAPTURE_AC97ADC) { - epcm->capture_cr_val = emu->audigy ? A_ADCCR_LCHANENABLE : ADCCR_LCHANENABLE; - if (runtime->channels > 1) - epcm->capture_cr_val |= emu->audigy ? A_ADCCR_RCHANENABLE : ADCCR_RCHANENABLE; - epcm->capture_cr_val |= emu->audigy ? - snd_emu10k1_audigy_capture_rate_reg(runtime->rate) : - snd_emu10k1_capture_rate_reg(runtime->rate); - } - return 0; -} - -static void snd_emu10k1_playback_invalidate_cache(struct snd_emu10k1 *emu, int extra, struct snd_emu10k1_voice *evoice) -{ - struct snd_pcm_runtime *runtime; - unsigned int voice, stereo, i, ccis, cra = 64, cs, sample; - - if (evoice == NULL) - return; - runtime = evoice->epcm->substream->runtime; - voice = evoice->number; - stereo = (!extra && runtime->channels == 2); - sample = snd_pcm_format_width(runtime->format) == 16 ? 0 : 0x80808080; - ccis = emu10k1_ccis(stereo, sample == 0); - /* set cs to 2 * number of cache registers beside the invalidated */ - cs = (sample == 0) ? (32-ccis) : (64-ccis+1) >> 1; - if (cs > 16) cs = 16; - for (i = 0; i < cs; i++) { - snd_emu10k1_ptr_write(emu, CD0 + i, voice, sample); - if (stereo) { - snd_emu10k1_ptr_write(emu, CD0 + i, voice + 1, sample); - } - } - /* reset cache */ - snd_emu10k1_ptr_write(emu, CCR_CACHEINVALIDSIZE, voice, 0); - snd_emu10k1_ptr_write(emu, CCR_READADDRESS, voice, cra); - if (stereo) { - snd_emu10k1_ptr_write(emu, CCR_CACHEINVALIDSIZE, voice + 1, 0); - snd_emu10k1_ptr_write(emu, CCR_READADDRESS, voice + 1, cra); - } - /* fill cache */ - snd_emu10k1_ptr_write(emu, CCR_CACHEINVALIDSIZE, voice, ccis); - if (stereo) { - snd_emu10k1_ptr_write(emu, CCR_CACHEINVALIDSIZE, voice+1, ccis); - } -} - -static void snd_emu10k1_playback_prepare_voice(struct snd_emu10k1 *emu, struct snd_emu10k1_voice *evoice, - int master, int extra, - struct snd_emu10k1_pcm_mixer *mix) -{ - struct snd_pcm_substream *substream; - struct snd_pcm_runtime *runtime; - unsigned int attn, vattn; - unsigned int voice, tmp; - - if (evoice == NULL) /* skip second voice for mono */ - return; - substream = evoice->epcm->substream; - runtime = substream->runtime; - voice = evoice->number; - - attn = extra ? 0 : 0x00ff; - tmp = runtime->channels == 2 ? (master ? 1 : 2) : 0; - vattn = mix != NULL ? (mix->attn[tmp] << 16) : 0; - snd_emu10k1_ptr_write(emu, IFATN, voice, attn); - snd_emu10k1_ptr_write(emu, VTFT, voice, vattn | 0xffff); - snd_emu10k1_ptr_write(emu, CVCF, voice, vattn | 0xffff); - snd_emu10k1_ptr_write(emu, DCYSUSV, voice, 0x7f7f); - snd_emu10k1_voice_clear_loop_stop(emu, voice); -} - -static void snd_emu10k1_playback_trigger_voice(struct snd_emu10k1 *emu, struct snd_emu10k1_voice *evoice, int master, int extra) -{ - struct snd_pcm_substream *substream; - struct snd_pcm_runtime *runtime; - unsigned int voice, pitch, pitch_target; - - if (evoice == NULL) /* skip second voice for mono */ - return; - substream = evoice->epcm->substream; - runtime = substream->runtime; - voice = evoice->number; - - pitch = snd_emu10k1_rate_to_pitch(runtime->rate) >> 8; - if (emu->card_capabilities->emu_model) - pitch_target = PITCH_48000; /* Disable interpolators on emu1010 card */ - else - pitch_target = emu10k1_calc_pitch_target(runtime->rate); - snd_emu10k1_ptr_write(emu, PTRX_PITCHTARGET, voice, pitch_target); - if (master || evoice->epcm->type == PLAYBACK_EFX) - snd_emu10k1_ptr_write(emu, CPF_CURRENTPITCH, voice, pitch_target); - snd_emu10k1_ptr_write(emu, IP, voice, pitch); - if (extra) - snd_emu10k1_voice_intr_enable(emu, voice); -} - -static void snd_emu10k1_playback_stop_voice(struct snd_emu10k1 *emu, struct snd_emu10k1_voice *evoice) -{ - unsigned int voice; - - if (evoice == NULL) - return; - voice = evoice->number; - snd_emu10k1_voice_intr_disable(emu, voice); - snd_emu10k1_ptr_write(emu, PTRX_PITCHTARGET, voice, 0); - snd_emu10k1_ptr_write(emu, CPF_CURRENTPITCH, voice, 0); - snd_emu10k1_ptr_write(emu, IFATN, voice, 0xffff); - snd_emu10k1_ptr_write(emu, VTFT, voice, 0xffff); - snd_emu10k1_ptr_write(emu, CVCF, voice, 0xffff); - snd_emu10k1_ptr_write(emu, IP, voice, 0); -} - -static inline void snd_emu10k1_playback_mangle_extra(struct snd_emu10k1 *emu, - struct snd_emu10k1_pcm *epcm, - struct snd_pcm_substream *substream, - struct snd_pcm_runtime *runtime) -{ - unsigned int ptr, period_pos; - - /* try to sychronize the current position for the interrupt - source voice */ - period_pos = runtime->status->hw_ptr - runtime->hw_ptr_interrupt; - period_pos %= runtime->period_size; - ptr = snd_emu10k1_ptr_read(emu, CCCA, epcm->extra->number); - ptr &= ~0x00ffffff; - ptr |= epcm->ccca_start_addr + period_pos; - snd_emu10k1_ptr_write(emu, CCCA, epcm->extra->number, ptr); -} - -static int snd_emu10k1_playback_trigger(struct snd_pcm_substream *substream, - int cmd) -{ - struct snd_emu10k1 *emu = snd_pcm_substream_chip(substream); - struct snd_pcm_runtime *runtime = substream->runtime; - struct snd_emu10k1_pcm *epcm = runtime->private_data; - struct snd_emu10k1_pcm_mixer *mix; - int result = 0; - - /* - printk(KERN_DEBUG "trigger - emu10k1 = 0x%x, cmd = %i, pointer = %i\n", - (int)emu, cmd, substream->ops->pointer(substream)) - */ - spin_lock(&emu->reg_lock); - switch (cmd) { - case SNDRV_PCM_TRIGGER_START: - snd_emu10k1_playback_invalidate_cache(emu, 1, epcm->extra); /* do we need this? */ - snd_emu10k1_playback_invalidate_cache(emu, 0, epcm->voices[0]); - /* follow thru */ - case SNDRV_PCM_TRIGGER_PAUSE_RELEASE: - case SNDRV_PCM_TRIGGER_RESUME: - if (cmd == SNDRV_PCM_TRIGGER_PAUSE_RELEASE) - snd_emu10k1_playback_mangle_extra(emu, epcm, substream, runtime); - mix = &emu->pcm_mixer[substream->number]; - snd_emu10k1_playback_prepare_voice(emu, epcm->voices[0], 1, 0, mix); - snd_emu10k1_playback_prepare_voice(emu, epcm->voices[1], 0, 0, mix); - snd_emu10k1_playback_prepare_voice(emu, epcm->extra, 1, 1, NULL); - snd_emu10k1_playback_trigger_voice(emu, epcm->voices[0], 1, 0); - snd_emu10k1_playback_trigger_voice(emu, epcm->voices[1], 0, 0); - snd_emu10k1_playback_trigger_voice(emu, epcm->extra, 1, 1); - epcm->running = 1; - break; - case SNDRV_PCM_TRIGGER_STOP: - case SNDRV_PCM_TRIGGER_PAUSE_PUSH: - case SNDRV_PCM_TRIGGER_SUSPEND: - epcm->running = 0; - snd_emu10k1_playback_stop_voice(emu, epcm->voices[0]); - snd_emu10k1_playback_stop_voice(emu, epcm->voices[1]); - snd_emu10k1_playback_stop_voice(emu, epcm->extra); - break; - default: - result = -EINVAL; - break; - } - spin_unlock(&emu->reg_lock); - return result; -} - -static int snd_emu10k1_capture_trigger(struct snd_pcm_substream *substream, - int cmd) -{ - struct snd_emu10k1 *emu = snd_pcm_substream_chip(substream); - struct snd_pcm_runtime *runtime = substream->runtime; - struct snd_emu10k1_pcm *epcm = runtime->private_data; - int result = 0; - - spin_lock(&emu->reg_lock); - switch (cmd) { - case SNDRV_PCM_TRIGGER_START: - case SNDRV_PCM_TRIGGER_RESUME: - /* hmm this should cause full and half full interrupt to be raised? */ - outl(epcm->capture_ipr, emu->port + IPR); - snd_emu10k1_intr_enable(emu, epcm->capture_inte); - /* - printk(KERN_DEBUG "adccr = 0x%x, adcbs = 0x%x\n", - epcm->adccr, epcm->adcbs); - */ - switch (epcm->type) { - case CAPTURE_AC97ADC: - snd_emu10k1_ptr_write(emu, ADCCR, 0, epcm->capture_cr_val); - break; - case CAPTURE_EFX: - if (emu->audigy) { - snd_emu10k1_ptr_write(emu, A_FXWC1, 0, epcm->capture_cr_val); - snd_emu10k1_ptr_write(emu, A_FXWC2, 0, epcm->capture_cr_val2); - snd_printdd("cr_val=0x%x, cr_val2=0x%x\n", epcm->capture_cr_val, epcm->capture_cr_val2); - } else - snd_emu10k1_ptr_write(emu, FXWC, 0, epcm->capture_cr_val); - break; - default: - break; - } - snd_emu10k1_ptr_write(emu, epcm->capture_bs_reg, 0, epcm->capture_bs_val); - epcm->running = 1; - epcm->first_ptr = 1; - break; - case SNDRV_PCM_TRIGGER_STOP: - case SNDRV_PCM_TRIGGER_SUSPEND: - epcm->running = 0; - snd_emu10k1_intr_disable(emu, epcm->capture_inte); - outl(epcm->capture_ipr, emu->port + IPR); - snd_emu10k1_ptr_write(emu, epcm->capture_bs_reg, 0, 0); - switch (epcm->type) { - case CAPTURE_AC97ADC: - snd_emu10k1_ptr_write(emu, ADCCR, 0, 0); - break; - case CAPTURE_EFX: - if (emu->audigy) { - snd_emu10k1_ptr_write(emu, A_FXWC1, 0, 0); - snd_emu10k1_ptr_write(emu, A_FXWC2, 0, 0); - } else - snd_emu10k1_ptr_write(emu, FXWC, 0, 0); - break; - default: - break; - } - break; - default: - result = -EINVAL; - } - spin_unlock(&emu->reg_lock); - return result; -} - -static snd_pcm_uframes_t snd_emu10k1_playback_pointer(struct snd_pcm_substream *substream) -{ - struct snd_emu10k1 *emu = snd_pcm_substream_chip(substream); - struct snd_pcm_runtime *runtime = substream->runtime; - struct snd_emu10k1_pcm *epcm = runtime->private_data; - unsigned int ptr; - - if (!epcm->running) - return 0; - ptr = snd_emu10k1_ptr_read(emu, CCCA, epcm->voices[0]->number) & 0x00ffffff; -#if 0 /* Perex's code */ - ptr += runtime->buffer_size; - ptr -= epcm->ccca_start_addr; - ptr %= runtime->buffer_size; -#else /* EMU10K1 Open Source code from Creative */ - if (ptr < epcm->ccca_start_addr) - ptr += runtime->buffer_size - epcm->ccca_start_addr; - else { - ptr -= epcm->ccca_start_addr; - if (ptr >= runtime->buffer_size) - ptr -= runtime->buffer_size; - } -#endif - /* - printk(KERN_DEBUG - "ptr = 0x%lx, buffer_size = 0x%lx, period_size = 0x%lx\n", - (long)ptr, (long)runtime->buffer_size, - (long)runtime->period_size); - */ - return ptr; -} - - -static int snd_emu10k1_efx_playback_trigger(struct snd_pcm_substream *substream, - int cmd) -{ - struct snd_emu10k1 *emu = snd_pcm_substream_chip(substream); - struct snd_pcm_runtime *runtime = substream->runtime; - struct snd_emu10k1_pcm *epcm = runtime->private_data; - int i; - int result = 0; - - spin_lock(&emu->reg_lock); - switch (cmd) { - case SNDRV_PCM_TRIGGER_START: - /* prepare voices */ - for (i = 0; i < NUM_EFX_PLAYBACK; i++) { - snd_emu10k1_playback_invalidate_cache(emu, 0, epcm->voices[i]); - } - snd_emu10k1_playback_invalidate_cache(emu, 1, epcm->extra); - - /* follow thru */ - case SNDRV_PCM_TRIGGER_PAUSE_RELEASE: - case SNDRV_PCM_TRIGGER_RESUME: - snd_emu10k1_playback_prepare_voice(emu, epcm->extra, 1, 1, NULL); - snd_emu10k1_playback_prepare_voice(emu, epcm->voices[0], 0, 0, - &emu->efx_pcm_mixer[0]); - for (i = 1; i < NUM_EFX_PLAYBACK; i++) - snd_emu10k1_playback_prepare_voice(emu, epcm->voices[i], 0, 0, - &emu->efx_pcm_mixer[i]); - snd_emu10k1_playback_trigger_voice(emu, epcm->voices[0], 0, 0); - snd_emu10k1_playback_trigger_voice(emu, epcm->extra, 1, 1); - for (i = 1; i < NUM_EFX_PLAYBACK; i++) - snd_emu10k1_playback_trigger_voice(emu, epcm->voices[i], 0, 0); - epcm->running = 1; - break; - case SNDRV_PCM_TRIGGER_SUSPEND: - case SNDRV_PCM_TRIGGER_STOP: - case SNDRV_PCM_TRIGGER_PAUSE_PUSH: - epcm->running = 0; - for (i = 0; i < NUM_EFX_PLAYBACK; i++) { - snd_emu10k1_playback_stop_voice(emu, epcm->voices[i]); - } - snd_emu10k1_playback_stop_voice(emu, epcm->extra); - break; - default: - result = -EINVAL; - break; - } - spin_unlock(&emu->reg_lock); - return result; -} - - -static snd_pcm_uframes_t snd_emu10k1_capture_pointer(struct snd_pcm_substream *substream) -{ - struct snd_emu10k1 *emu = snd_pcm_substream_chip(substream); - struct snd_pcm_runtime *runtime = substream->runtime; - struct snd_emu10k1_pcm *epcm = runtime->private_data; - unsigned int ptr; - - if (!epcm->running) - return 0; - if (epcm->first_ptr) { - udelay(50); /* hack, it takes awhile until capture is started */ - epcm->first_ptr = 0; - } - ptr = snd_emu10k1_ptr_read(emu, epcm->capture_idx_reg, 0) & 0x0000ffff; - return bytes_to_frames(runtime, ptr); -} - -/* - * Playback support device description - */ - -static struct snd_pcm_hardware snd_emu10k1_playback = -{ - .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED | - SNDRV_PCM_INFO_BLOCK_TRANSFER | - SNDRV_PCM_INFO_RESUME | - SNDRV_PCM_INFO_MMAP_VALID | SNDRV_PCM_INFO_PAUSE), - .formats = SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE, - .rates = SNDRV_PCM_RATE_CONTINUOUS | SNDRV_PCM_RATE_8000_96000, - .rate_min = 4000, - .rate_max = 96000, - .channels_min = 1, - .channels_max = 2, - .buffer_bytes_max = (128*1024), - .period_bytes_min = 64, - .period_bytes_max = (128*1024), - .periods_min = 1, - .periods_max = 1024, - .fifo_size = 0, -}; - -/* - * Capture support device description - */ - -static struct snd_pcm_hardware snd_emu10k1_capture = -{ - .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED | - SNDRV_PCM_INFO_BLOCK_TRANSFER | - SNDRV_PCM_INFO_RESUME | - SNDRV_PCM_INFO_MMAP_VALID), - .formats = SNDRV_PCM_FMTBIT_S16_LE, - .rates = SNDRV_PCM_RATE_8000_48000, - .rate_min = 8000, - .rate_max = 48000, - .channels_min = 1, - .channels_max = 2, - .buffer_bytes_max = (64*1024), - .period_bytes_min = 384, - .period_bytes_max = (64*1024), - .periods_min = 2, - .periods_max = 2, - .fifo_size = 0, -}; - -static struct snd_pcm_hardware snd_emu10k1_capture_efx = -{ - .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED | - SNDRV_PCM_INFO_BLOCK_TRANSFER | - SNDRV_PCM_INFO_RESUME | - SNDRV_PCM_INFO_MMAP_VALID), - .formats = SNDRV_PCM_FMTBIT_S16_LE, - .rates = SNDRV_PCM_RATE_44100 | SNDRV_PCM_RATE_48000 | - SNDRV_PCM_RATE_88200 | SNDRV_PCM_RATE_96000 | - SNDRV_PCM_RATE_176400 | SNDRV_PCM_RATE_192000, - .rate_min = 44100, - .rate_max = 192000, - .channels_min = 8, - .channels_max = 8, - .buffer_bytes_max = (64*1024), - .period_bytes_min = 384, - .period_bytes_max = (64*1024), - .periods_min = 2, - .periods_max = 2, - .fifo_size = 0, -}; - -/* - * - */ - -static void snd_emu10k1_pcm_mixer_notify1(struct snd_emu10k1 *emu, struct snd_kcontrol *kctl, int idx, int activate) -{ - struct snd_ctl_elem_id id; - - if (! kctl) - return; - if (activate) - kctl->vd[idx].access &= ~SNDRV_CTL_ELEM_ACCESS_INACTIVE; - else - kctl->vd[idx].access |= SNDRV_CTL_ELEM_ACCESS_INACTIVE; - snd_ctl_notify(emu->card, SNDRV_CTL_EVENT_MASK_VALUE | - SNDRV_CTL_EVENT_MASK_INFO, - snd_ctl_build_ioff(&id, kctl, idx)); -} - -static void snd_emu10k1_pcm_mixer_notify(struct snd_emu10k1 *emu, int idx, int activate) -{ - snd_emu10k1_pcm_mixer_notify1(emu, emu->ctl_send_routing, idx, activate); - snd_emu10k1_pcm_mixer_notify1(emu, emu->ctl_send_volume, idx, activate); - snd_emu10k1_pcm_mixer_notify1(emu, emu->ctl_attn, idx, activate); -} - -static void snd_emu10k1_pcm_efx_mixer_notify(struct snd_emu10k1 *emu, int idx, int activate) -{ - snd_emu10k1_pcm_mixer_notify1(emu, emu->ctl_efx_send_routing, idx, activate); - snd_emu10k1_pcm_mixer_notify1(emu, emu->ctl_efx_send_volume, idx, activate); - snd_emu10k1_pcm_mixer_notify1(emu, emu->ctl_efx_attn, idx, activate); -} - -static void snd_emu10k1_pcm_free_substream(struct snd_pcm_runtime *runtime) -{ - kfree(runtime->private_data); -} - -static int snd_emu10k1_efx_playback_close(struct snd_pcm_substream *substream) -{ - struct snd_emu10k1 *emu = snd_pcm_substream_chip(substream); - struct snd_emu10k1_pcm_mixer *mix; - int i; - - for (i = 0; i < NUM_EFX_PLAYBACK; i++) { - mix = &emu->efx_pcm_mixer[i]; - mix->epcm = NULL; - snd_emu10k1_pcm_efx_mixer_notify(emu, i, 0); - } - return 0; -} - -static int snd_emu10k1_efx_playback_open(struct snd_pcm_substream *substream) -{ - struct snd_emu10k1 *emu = snd_pcm_substream_chip(substream); - struct snd_emu10k1_pcm *epcm; - struct snd_emu10k1_pcm_mixer *mix; - struct snd_pcm_runtime *runtime = substream->runtime; - int i; - - epcm = kzalloc(sizeof(*epcm), GFP_KERNEL); - if (epcm == NULL) - return -ENOMEM; - epcm->emu = emu; - epcm->type = PLAYBACK_EFX; - epcm->substream = substream; - - emu->pcm_playback_efx_substream = substream; - - runtime->private_data = epcm; - runtime->private_free = snd_emu10k1_pcm_free_substream; - runtime->hw = snd_emu10k1_efx_playback; - - for (i = 0; i < NUM_EFX_PLAYBACK; i++) { - mix = &emu->efx_pcm_mixer[i]; - mix->send_routing[0][0] = i; - memset(&mix->send_volume, 0, sizeof(mix->send_volume)); - mix->send_volume[0][0] = 255; - mix->attn[0] = 0xffff; - mix->epcm = epcm; - snd_emu10k1_pcm_efx_mixer_notify(emu, i, 1); - } - return 0; -} - -static int snd_emu10k1_playback_open(struct snd_pcm_substream *substream) -{ - struct snd_emu10k1 *emu = snd_pcm_substream_chip(substream); - struct snd_emu10k1_pcm *epcm; - struct snd_emu10k1_pcm_mixer *mix; - struct snd_pcm_runtime *runtime = substream->runtime; - int i, err; - - epcm = kzalloc(sizeof(*epcm), GFP_KERNEL); - if (epcm == NULL) - return -ENOMEM; - epcm->emu = emu; - epcm->type = PLAYBACK_EMUVOICE; - epcm->substream = substream; - runtime->private_data = epcm; - runtime->private_free = snd_emu10k1_pcm_free_substream; - runtime->hw = snd_emu10k1_playback; - if ((err = snd_pcm_hw_constraint_integer(runtime, SNDRV_PCM_HW_PARAM_PERIODS)) < 0) { - kfree(epcm); - return err; - } - if ((err = snd_pcm_hw_constraint_minmax(runtime, SNDRV_PCM_HW_PARAM_BUFFER_BYTES, 256, UINT_MAX)) < 0) { - kfree(epcm); - return err; - } - err = snd_pcm_hw_rule_noresample(runtime, 48000); - if (err < 0) { - kfree(epcm); - return err; - } - mix = &emu->pcm_mixer[substream->number]; - for (i = 0; i < 4; i++) - mix->send_routing[0][i] = mix->send_routing[1][i] = mix->send_routing[2][i] = i; - memset(&mix->send_volume, 0, sizeof(mix->send_volume)); - mix->send_volume[0][0] = mix->send_volume[0][1] = - mix->send_volume[1][0] = mix->send_volume[2][1] = 255; - mix->attn[0] = mix->attn[1] = mix->attn[2] = 0xffff; - mix->epcm = epcm; - snd_emu10k1_pcm_mixer_notify(emu, substream->number, 1); - return 0; -} - -static int snd_emu10k1_playback_close(struct snd_pcm_substream *substream) -{ - struct snd_emu10k1 *emu = snd_pcm_substream_chip(substream); - struct snd_emu10k1_pcm_mixer *mix = &emu->pcm_mixer[substream->number]; - - mix->epcm = NULL; - snd_emu10k1_pcm_mixer_notify(emu, substream->number, 0); - return 0; -} - -static int snd_emu10k1_capture_open(struct snd_pcm_substream *substream) -{ - struct snd_emu10k1 *emu = snd_pcm_substream_chip(substream); - struct snd_pcm_runtime *runtime = substream->runtime; - struct snd_emu10k1_pcm *epcm; - - epcm = kzalloc(sizeof(*epcm), GFP_KERNEL); - if (epcm == NULL) - return -ENOMEM; - epcm->emu = emu; - epcm->type = CAPTURE_AC97ADC; - epcm->substream = substream; - epcm->capture_ipr = IPR_ADCBUFFULL|IPR_ADCBUFHALFFULL; - epcm->capture_inte = INTE_ADCBUFENABLE; - epcm->capture_ba_reg = ADCBA; - epcm->capture_bs_reg = ADCBS; - epcm->capture_idx_reg = emu->audigy ? A_ADCIDX : ADCIDX; - runtime->private_data = epcm; - runtime->private_free = snd_emu10k1_pcm_free_substream; - runtime->hw = snd_emu10k1_capture; - emu->capture_interrupt = snd_emu10k1_pcm_ac97adc_interrupt; - emu->pcm_capture_substream = substream; - snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_PERIOD_BYTES, &hw_constraints_capture_period_sizes); - snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_RATE, &hw_constraints_capture_rates); - return 0; -} - -static int snd_emu10k1_capture_close(struct snd_pcm_substream *substream) -{ - struct snd_emu10k1 *emu = snd_pcm_substream_chip(substream); - - emu->capture_interrupt = NULL; - emu->pcm_capture_substream = NULL; - return 0; -} - -static int snd_emu10k1_capture_mic_open(struct snd_pcm_substream *substream) -{ - struct snd_emu10k1 *emu = snd_pcm_substream_chip(substream); - struct snd_emu10k1_pcm *epcm; - struct snd_pcm_runtime *runtime = substream->runtime; - - epcm = kzalloc(sizeof(*epcm), GFP_KERNEL); - if (epcm == NULL) - return -ENOMEM; - epcm->emu = emu; - epcm->type = CAPTURE_AC97MIC; - epcm->substream = substream; - epcm->capture_ipr = IPR_MICBUFFULL|IPR_MICBUFHALFFULL; - epcm->capture_inte = INTE_MICBUFENABLE; - epcm->capture_ba_reg = MICBA; - epcm->capture_bs_reg = MICBS; - epcm->capture_idx_reg = emu->audigy ? A_MICIDX : MICIDX; - substream->runtime->private_data = epcm; - substream->runtime->private_free = snd_emu10k1_pcm_free_substream; - runtime->hw = snd_emu10k1_capture; - runtime->hw.rates = SNDRV_PCM_RATE_8000; - runtime->hw.rate_min = runtime->hw.rate_max = 8000; - runtime->hw.channels_min = 1; - emu->capture_mic_interrupt = snd_emu10k1_pcm_ac97mic_interrupt; - emu->pcm_capture_mic_substream = substream; - snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_PERIOD_BYTES, &hw_constraints_capture_period_sizes); - return 0; -} - -static int snd_emu10k1_capture_mic_close(struct snd_pcm_substream *substream) -{ - struct snd_emu10k1 *emu = snd_pcm_substream_chip(substream); - - emu->capture_interrupt = NULL; - emu->pcm_capture_mic_substream = NULL; - return 0; -} - -static int snd_emu10k1_capture_efx_open(struct snd_pcm_substream *substream) -{ - struct snd_emu10k1 *emu = snd_pcm_substream_chip(substream); - struct snd_emu10k1_pcm *epcm; - struct snd_pcm_runtime *runtime = substream->runtime; - int nefx = emu->audigy ? 64 : 32; - int idx; - - epcm = kzalloc(sizeof(*epcm), GFP_KERNEL); - if (epcm == NULL) - return -ENOMEM; - epcm->emu = emu; - epcm->type = CAPTURE_EFX; - epcm->substream = substream; - epcm->capture_ipr = IPR_EFXBUFFULL|IPR_EFXBUFHALFFULL; - epcm->capture_inte = INTE_EFXBUFENABLE; - epcm->capture_ba_reg = FXBA; - epcm->capture_bs_reg = FXBS; - epcm->capture_idx_reg = FXIDX; - substream->runtime->private_data = epcm; - substream->runtime->private_free = snd_emu10k1_pcm_free_substream; - runtime->hw = snd_emu10k1_capture_efx; - runtime->hw.rates = SNDRV_PCM_RATE_48000; - runtime->hw.rate_min = runtime->hw.rate_max = 48000; - spin_lock_irq(&emu->reg_lock); - if (emu->card_capabilities->emu_model) { - /* Nb. of channels has been increased to 16 */ - /* TODO - * SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S32_LE - * SNDRV_PCM_RATE_44100 | SNDRV_PCM_RATE_48000 | - * SNDRV_PCM_RATE_88200 | SNDRV_PCM_RATE_96000 | - * SNDRV_PCM_RATE_176400 | SNDRV_PCM_RATE_192000 - * rate_min = 44100, - * rate_max = 192000, - * channels_min = 16, - * channels_max = 16, - * Need to add mixer control to fix sample rate - * - * There are 32 mono channels of 16bits each. - * 24bit Audio uses 2x channels over 16bit - * 96kHz uses 2x channels over 48kHz - * 192kHz uses 4x channels over 48kHz - * So, for 48kHz 24bit, one has 16 channels - * for 96kHz 24bit, one has 8 channels - * for 192kHz 24bit, one has 4 channels - * - */ -#if 1 - switch (emu->emu1010.internal_clock) { - case 0: - /* For 44.1kHz */ - runtime->hw.rates = SNDRV_PCM_RATE_44100; - runtime->hw.rate_min = runtime->hw.rate_max = 44100; - runtime->hw.channels_min = - runtime->hw.channels_max = 16; - break; - case 1: - /* For 48kHz */ - runtime->hw.rates = SNDRV_PCM_RATE_48000; - runtime->hw.rate_min = runtime->hw.rate_max = 48000; - runtime->hw.channels_min = - runtime->hw.channels_max = 16; - break; - }; -#endif -#if 0 - /* For 96kHz */ - runtime->hw.rates = SNDRV_PCM_RATE_96000; - runtime->hw.rate_min = runtime->hw.rate_max = 96000; - runtime->hw.channels_min = runtime->hw.channels_max = 4; -#endif -#if 0 - /* For 192kHz */ - runtime->hw.rates = SNDRV_PCM_RATE_192000; - runtime->hw.rate_min = runtime->hw.rate_max = 192000; - runtime->hw.channels_min = runtime->hw.channels_max = 2; -#endif - runtime->hw.formats = SNDRV_PCM_FMTBIT_S32_LE; - /* efx_voices_mask[0] is expected to be zero - * efx_voices_mask[1] is expected to have 32bits set - */ - } else { - runtime->hw.channels_min = runtime->hw.channels_max = 0; - for (idx = 0; idx < nefx; idx++) { - if (emu->efx_voices_mask[idx/32] & (1 << (idx%32))) { - runtime->hw.channels_min++; - runtime->hw.channels_max++; - } - } - } - epcm->capture_cr_val = emu->efx_voices_mask[0]; - epcm->capture_cr_val2 = emu->efx_voices_mask[1]; - spin_unlock_irq(&emu->reg_lock); - emu->capture_efx_interrupt = snd_emu10k1_pcm_efx_interrupt; - emu->pcm_capture_efx_substream = substream; - snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_PERIOD_BYTES, &hw_constraints_capture_period_sizes); - return 0; -} - -static int snd_emu10k1_capture_efx_close(struct snd_pcm_substream *substream) -{ - struct snd_emu10k1 *emu = snd_pcm_substream_chip(substream); - - emu->capture_interrupt = NULL; - emu->pcm_capture_efx_substream = NULL; - return 0; -} - -static struct snd_pcm_ops snd_emu10k1_playback_ops = { - .open = snd_emu10k1_playback_open, - .close = snd_emu10k1_playback_close, - .ioctl = snd_pcm_lib_ioctl, - .hw_params = snd_emu10k1_playback_hw_params, - .hw_free = snd_emu10k1_playback_hw_free, - .prepare = snd_emu10k1_playback_prepare, - .trigger = snd_emu10k1_playback_trigger, - .pointer = snd_emu10k1_playback_pointer, - .page = snd_pcm_sgbuf_ops_page, -}; - -static struct snd_pcm_ops snd_emu10k1_capture_ops = { - .open = snd_emu10k1_capture_open, - .close = snd_emu10k1_capture_close, - .ioctl = snd_pcm_lib_ioctl, - .hw_params = snd_emu10k1_capture_hw_params, - .hw_free = snd_emu10k1_capture_hw_free, - .prepare = snd_emu10k1_capture_prepare, - .trigger = snd_emu10k1_capture_trigger, - .pointer = snd_emu10k1_capture_pointer, -}; - -/* EFX playback */ -static struct snd_pcm_ops snd_emu10k1_efx_playback_ops = { - .open = snd_emu10k1_efx_playback_open, - .close = snd_emu10k1_efx_playback_close, - .ioctl = snd_pcm_lib_ioctl, - .hw_params = snd_emu10k1_playback_hw_params, - .hw_free = snd_emu10k1_efx_playback_hw_free, - .prepare = snd_emu10k1_efx_playback_prepare, - .trigger = snd_emu10k1_efx_playback_trigger, - .pointer = snd_emu10k1_efx_playback_pointer, - .page = snd_pcm_sgbuf_ops_page, -}; - -int __devinit snd_emu10k1_pcm(struct snd_emu10k1 * emu, int device, struct snd_pcm ** rpcm) -{ - struct snd_pcm *pcm; - struct snd_pcm_substream *substream; - int err; - - if (rpcm) - *rpcm = NULL; - - if ((err = snd_pcm_new(emu->card, "emu10k1", device, 32, 1, &pcm)) < 0) - return err; - - pcm->private_data = emu; - - snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_emu10k1_playback_ops); - snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_emu10k1_capture_ops); - - pcm->info_flags = 0; - pcm->dev_subclass = SNDRV_PCM_SUBCLASS_GENERIC_MIX; - strcpy(pcm->name, "ADC Capture/Standard PCM Playback"); - emu->pcm = pcm; - - for (substream = pcm->streams[SNDRV_PCM_STREAM_PLAYBACK].substream; substream; substream = substream->next) - if ((err = snd_pcm_lib_preallocate_pages(substream, SNDRV_DMA_TYPE_DEV_SG, snd_dma_pci_data(emu->pci), 64*1024, 64*1024)) < 0) - return err; - - for (substream = pcm->streams[SNDRV_PCM_STREAM_CAPTURE].substream; substream; substream = substream->next) - snd_pcm_lib_preallocate_pages(substream, SNDRV_DMA_TYPE_DEV, snd_dma_pci_data(emu->pci), 64*1024, 64*1024); - - if (rpcm) - *rpcm = pcm; - - return 0; -} - -int __devinit snd_emu10k1_pcm_multi(struct snd_emu10k1 * emu, int device, struct snd_pcm ** rpcm) -{ - struct snd_pcm *pcm; - struct snd_pcm_substream *substream; - int err; - - if (rpcm) - *rpcm = NULL; - - if ((err = snd_pcm_new(emu->card, "emu10k1", device, 1, 0, &pcm)) < 0) - return err; - - pcm->private_data = emu; - - snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_emu10k1_efx_playback_ops); - - pcm->info_flags = 0; - pcm->dev_subclass = SNDRV_PCM_SUBCLASS_GENERIC_MIX; - strcpy(pcm->name, "Multichannel Playback"); - emu->pcm_multi = pcm; - - for (substream = pcm->streams[SNDRV_PCM_STREAM_PLAYBACK].substream; substream; substream = substream->next) - if ((err = snd_pcm_lib_preallocate_pages(substream, SNDRV_DMA_TYPE_DEV_SG, snd_dma_pci_data(emu->pci), 64*1024, 64*1024)) < 0) - return err; - - if (rpcm) - *rpcm = pcm; - - return 0; -} - - -static struct snd_pcm_ops snd_emu10k1_capture_mic_ops = { - .open = snd_emu10k1_capture_mic_open, - .close = snd_emu10k1_capture_mic_close, - .ioctl = snd_pcm_lib_ioctl, - .hw_params = snd_emu10k1_capture_hw_params, - .hw_free = snd_emu10k1_capture_hw_free, - .prepare = snd_emu10k1_capture_prepare, - .trigger = snd_emu10k1_capture_trigger, - .pointer = snd_emu10k1_capture_pointer, -}; - -int __devinit snd_emu10k1_pcm_mic(struct snd_emu10k1 * emu, int device, struct snd_pcm ** rpcm) -{ - struct snd_pcm *pcm; - int err; - - if (rpcm) - *rpcm = NULL; - - if ((err = snd_pcm_new(emu->card, "emu10k1 mic", device, 0, 1, &pcm)) < 0) - return err; - - pcm->private_data = emu; - - snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_emu10k1_capture_mic_ops); - - pcm->info_flags = 0; - strcpy(pcm->name, "Mic Capture"); - emu->pcm_mic = pcm; - - snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV, snd_dma_pci_data(emu->pci), 64*1024, 64*1024); - - if (rpcm) - *rpcm = pcm; - return 0; -} - -static int snd_emu10k1_pcm_efx_voices_mask_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) -{ - struct snd_emu10k1 *emu = snd_kcontrol_chip(kcontrol); - int nefx = emu->audigy ? 64 : 32; - uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN; - uinfo->count = nefx; - uinfo->value.integer.min = 0; - uinfo->value.integer.max = 1; - return 0; -} - -static int snd_emu10k1_pcm_efx_voices_mask_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) -{ - struct snd_emu10k1 *emu = snd_kcontrol_chip(kcontrol); - int nefx = emu->audigy ? 64 : 32; - int idx; - - spin_lock_irq(&emu->reg_lock); - for (idx = 0; idx < nefx; idx++) - ucontrol->value.integer.value[idx] = (emu->efx_voices_mask[idx / 32] & (1 << (idx % 32))) ? 1 : 0; - spin_unlock_irq(&emu->reg_lock); - return 0; -} - -static int snd_emu10k1_pcm_efx_voices_mask_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) -{ - struct snd_emu10k1 *emu = snd_kcontrol_chip(kcontrol); - unsigned int nval[2], bits; - int nefx = emu->audigy ? 64 : 32; - int nefxb = emu->audigy ? 7 : 6; - int change, idx; - - nval[0] = nval[1] = 0; - for (idx = 0, bits = 0; idx < nefx; idx++) - if (ucontrol->value.integer.value[idx]) { - nval[idx / 32] |= 1 << (idx % 32); - bits++; - } - - for (idx = 0; idx < nefxb; idx++) - if (1 << idx == bits) - break; - - if (idx >= nefxb) - return -EINVAL; - - spin_lock_irq(&emu->reg_lock); - change = (nval[0] != emu->efx_voices_mask[0]) || - (nval[1] != emu->efx_voices_mask[1]); - emu->efx_voices_mask[0] = nval[0]; - emu->efx_voices_mask[1] = nval[1]; - spin_unlock_irq(&emu->reg_lock); - return change; -} - -static struct snd_kcontrol_new snd_emu10k1_pcm_efx_voices_mask = { - .iface = SNDRV_CTL_ELEM_IFACE_PCM, - .name = "Captured FX8010 Outputs", - .info = snd_emu10k1_pcm_efx_voices_mask_info, - .get = snd_emu10k1_pcm_efx_voices_mask_get, - .put = snd_emu10k1_pcm_efx_voices_mask_put -}; - -static struct snd_pcm_ops snd_emu10k1_capture_efx_ops = { - .open = snd_emu10k1_capture_efx_open, - .close = snd_emu10k1_capture_efx_close, - .ioctl = snd_pcm_lib_ioctl, - .hw_params = snd_emu10k1_capture_hw_params, - .hw_free = snd_emu10k1_capture_hw_free, - .prepare = snd_emu10k1_capture_prepare, - .trigger = snd_emu10k1_capture_trigger, - .pointer = snd_emu10k1_capture_pointer, -}; - - -/* EFX playback */ - -#define INITIAL_TRAM_SHIFT 14 -#define INITIAL_TRAM_POS(size) ((((size) / 2) - INITIAL_TRAM_SHIFT) - 1) - -static void snd_emu10k1_fx8010_playback_irq(struct snd_emu10k1 *emu, void *private_data) -{ - struct snd_pcm_substream *substream = private_data; - snd_pcm_period_elapsed(substream); -} - -static void snd_emu10k1_fx8010_playback_tram_poke1(unsigned short *dst_left, - unsigned short *dst_right, - unsigned short *src, - unsigned int count, - unsigned int tram_shift) -{ - /* - printk(KERN_DEBUG "tram_poke1: dst_left = 0x%p, dst_right = 0x%p, " - "src = 0x%p, count = 0x%x\n", - dst_left, dst_right, src, count); - */ - if ((tram_shift & 1) == 0) { - while (count--) { - *dst_left-- = *src++; - *dst_right-- = *src++; - } - } else { - while (count--) { - *dst_right-- = *src++; - *dst_left-- = *src++; - } - } -} - -static void fx8010_pb_trans_copy(struct snd_pcm_substream *substream, - struct snd_pcm_indirect *rec, size_t bytes) -{ - struct snd_emu10k1 *emu = snd_pcm_substream_chip(substream); - struct snd_emu10k1_fx8010_pcm *pcm = &emu->fx8010.pcm[substream->number]; - unsigned int tram_size = pcm->buffer_size; - unsigned short *src = (unsigned short *)(substream->runtime->dma_area + rec->sw_data); - unsigned int frames = bytes >> 2, count; - unsigned int tram_pos = pcm->tram_pos; - unsigned int tram_shift = pcm->tram_shift; - - while (frames > tram_pos) { - count = tram_pos + 1; - snd_emu10k1_fx8010_playback_tram_poke1((unsigned short *)emu->fx8010.etram_pages.area + tram_pos, - (unsigned short *)emu->fx8010.etram_pages.area + tram_pos + tram_size / 2, - src, count, tram_shift); - src += count * 2; - frames -= count; - tram_pos = (tram_size / 2) - 1; - tram_shift++; - } - snd_emu10k1_fx8010_playback_tram_poke1((unsigned short *)emu->fx8010.etram_pages.area + tram_pos, - (unsigned short *)emu->fx8010.etram_pages.area + tram_pos + tram_size / 2, - src, frames, tram_shift); - tram_pos -= frames; - pcm->tram_pos = tram_pos; - pcm->tram_shift = tram_shift; -} - -static int snd_emu10k1_fx8010_playback_transfer(struct snd_pcm_substream *substream) -{ - struct snd_emu10k1 *emu = snd_pcm_substream_chip(substream); - struct snd_emu10k1_fx8010_pcm *pcm = &emu->fx8010.pcm[substream->number]; - - snd_pcm_indirect_playback_transfer(substream, &pcm->pcm_rec, fx8010_pb_trans_copy); - return 0; -} - -static int snd_emu10k1_fx8010_playback_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_emu10k1_fx8010_playback_hw_free(struct snd_pcm_substream *substream) -{ - struct snd_emu10k1 *emu = snd_pcm_substream_chip(substream); - struct snd_emu10k1_fx8010_pcm *pcm = &emu->fx8010.pcm[substream->number]; - unsigned int i; - - for (i = 0; i < pcm->channels; i++) - snd_emu10k1_ptr_write(emu, TANKMEMADDRREGBASE + 0x80 + pcm->etram[i], 0, 0); - snd_pcm_lib_free_pages(substream); - return 0; -} - -static int snd_emu10k1_fx8010_playback_prepare(struct snd_pcm_substream *substream) -{ - struct snd_emu10k1 *emu = snd_pcm_substream_chip(substream); - struct snd_pcm_runtime *runtime = substream->runtime; - struct snd_emu10k1_fx8010_pcm *pcm = &emu->fx8010.pcm[substream->number]; - unsigned int i; - - /* - printk(KERN_DEBUG "prepare: etram_pages = 0x%p, dma_area = 0x%x, " - "buffer_size = 0x%x (0x%x)\n", - emu->fx8010.etram_pages, runtime->dma_area, - runtime->buffer_size, runtime->buffer_size << 2); - */ - memset(&pcm->pcm_rec, 0, sizeof(pcm->pcm_rec)); - pcm->pcm_rec.hw_buffer_size = pcm->buffer_size * 2; /* byte size */ - pcm->pcm_rec.sw_buffer_size = snd_pcm_lib_buffer_bytes(substream); - pcm->tram_pos = INITIAL_TRAM_POS(pcm->buffer_size); - pcm->tram_shift = 0; - snd_emu10k1_ptr_write(emu, emu->gpr_base + pcm->gpr_running, 0, 0); /* reset */ - snd_emu10k1_ptr_write(emu, emu->gpr_base + pcm->gpr_trigger, 0, 0); /* reset */ - snd_emu10k1_ptr_write(emu, emu->gpr_base + pcm->gpr_size, 0, runtime->buffer_size); - snd_emu10k1_ptr_write(emu, emu->gpr_base + pcm->gpr_ptr, 0, 0); /* reset ptr number */ - snd_emu10k1_ptr_write(emu, emu->gpr_base + pcm->gpr_count, 0, runtime->period_size); - snd_emu10k1_ptr_write(emu, emu->gpr_base + pcm->gpr_tmpcount, 0, runtime->period_size); - for (i = 0; i < pcm->channels; i++) - snd_emu10k1_ptr_write(emu, TANKMEMADDRREGBASE + 0x80 + pcm->etram[i], 0, (TANKMEMADDRREG_READ|TANKMEMADDRREG_ALIGN) + i * (runtime->buffer_size / pcm->channels)); - return 0; -} - -static int snd_emu10k1_fx8010_playback_trigger(struct snd_pcm_substream *substream, int cmd) -{ - struct snd_emu10k1 *emu = snd_pcm_substream_chip(substream); - struct snd_emu10k1_fx8010_pcm *pcm = &emu->fx8010.pcm[substream->number]; - int result = 0; - - spin_lock(&emu->reg_lock); - switch (cmd) { - case SNDRV_PCM_TRIGGER_START: - /* follow thru */ - case SNDRV_PCM_TRIGGER_PAUSE_RELEASE: - case SNDRV_PCM_TRIGGER_RESUME: -#ifdef EMU10K1_SET_AC3_IEC958 - { - int i; - for (i = 0; i < 3; i++) { - unsigned int bits; - bits = SPCS_CLKACCY_1000PPM | SPCS_SAMPLERATE_48 | - SPCS_CHANNELNUM_LEFT | SPCS_SOURCENUM_UNSPEC | SPCS_GENERATIONSTATUS | - 0x00001200 | SPCS_EMPHASIS_NONE | SPCS_COPYRIGHT | SPCS_NOTAUDIODATA; - snd_emu10k1_ptr_write(emu, SPCS0 + i, 0, bits); - } - } -#endif - result = snd_emu10k1_fx8010_register_irq_handler(emu, snd_emu10k1_fx8010_playback_irq, pcm->gpr_running, substream, &pcm->irq); - if (result < 0) - goto __err; - snd_emu10k1_fx8010_playback_transfer(substream); /* roll the ball */ - snd_emu10k1_ptr_write(emu, emu->gpr_base + pcm->gpr_trigger, 0, 1); - break; - case SNDRV_PCM_TRIGGER_STOP: - case SNDRV_PCM_TRIGGER_PAUSE_PUSH: - case SNDRV_PCM_TRIGGER_SUSPEND: - snd_emu10k1_fx8010_unregister_irq_handler(emu, pcm->irq); pcm->irq = NULL; - snd_emu10k1_ptr_write(emu, emu->gpr_base + pcm->gpr_trigger, 0, 0); - pcm->tram_pos = INITIAL_TRAM_POS(pcm->buffer_size); - pcm->tram_shift = 0; - break; - default: - result = -EINVAL; - break; - } - __err: - spin_unlock(&emu->reg_lock); - return result; -} - -static snd_pcm_uframes_t snd_emu10k1_fx8010_playback_pointer(struct snd_pcm_substream *substream) -{ - struct snd_emu10k1 *emu = snd_pcm_substream_chip(substream); - struct snd_emu10k1_fx8010_pcm *pcm = &emu->fx8010.pcm[substream->number]; - size_t ptr; /* byte pointer */ - - if (!snd_emu10k1_ptr_read(emu, emu->gpr_base + pcm->gpr_trigger, 0)) - return 0; - ptr = snd_emu10k1_ptr_read(emu, emu->gpr_base + pcm->gpr_ptr, 0) << 2; - return snd_pcm_indirect_playback_pointer(substream, &pcm->pcm_rec, ptr); -} - -static struct snd_pcm_hardware snd_emu10k1_fx8010_playback = -{ - .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED | - SNDRV_PCM_INFO_RESUME | - /* SNDRV_PCM_INFO_MMAP_VALID | */ SNDRV_PCM_INFO_PAUSE), - .formats = SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE, - .rates = SNDRV_PCM_RATE_48000, - .rate_min = 48000, - .rate_max = 48000, - .channels_min = 1, - .channels_max = 1, - .buffer_bytes_max = (128*1024), - .period_bytes_min = 1024, - .period_bytes_max = (128*1024), - .periods_min = 2, - .periods_max = 1024, - .fifo_size = 0, -}; - -static int snd_emu10k1_fx8010_playback_open(struct snd_pcm_substream *substream) -{ - struct snd_emu10k1 *emu = snd_pcm_substream_chip(substream); - struct snd_pcm_runtime *runtime = substream->runtime; - struct snd_emu10k1_fx8010_pcm *pcm = &emu->fx8010.pcm[substream->number]; - - runtime->hw = snd_emu10k1_fx8010_playback; - runtime->hw.channels_min = runtime->hw.channels_max = pcm->channels; - runtime->hw.period_bytes_max = (pcm->buffer_size * 2) / 2; - spin_lock_irq(&emu->reg_lock); - if (pcm->valid == 0) { - spin_unlock_irq(&emu->reg_lock); - return -ENODEV; - } - pcm->opened = 1; - spin_unlock_irq(&emu->reg_lock); - return 0; -} - -static int snd_emu10k1_fx8010_playback_close(struct snd_pcm_substream *substream) -{ - struct snd_emu10k1 *emu = snd_pcm_substream_chip(substream); - struct snd_emu10k1_fx8010_pcm *pcm = &emu->fx8010.pcm[substream->number]; - - spin_lock_irq(&emu->reg_lock); - pcm->opened = 0; - spin_unlock_irq(&emu->reg_lock); - return 0; -} - -static struct snd_pcm_ops snd_emu10k1_fx8010_playback_ops = { - .open = snd_emu10k1_fx8010_playback_open, - .close = snd_emu10k1_fx8010_playback_close, - .ioctl = snd_pcm_lib_ioctl, - .hw_params = snd_emu10k1_fx8010_playback_hw_params, - .hw_free = snd_emu10k1_fx8010_playback_hw_free, - .prepare = snd_emu10k1_fx8010_playback_prepare, - .trigger = snd_emu10k1_fx8010_playback_trigger, - .pointer = snd_emu10k1_fx8010_playback_pointer, - .ack = snd_emu10k1_fx8010_playback_transfer, -}; - -int __devinit snd_emu10k1_pcm_efx(struct snd_emu10k1 * emu, int device, struct snd_pcm ** rpcm) -{ - struct snd_pcm *pcm; - struct snd_kcontrol *kctl; - int err; - - if (rpcm) - *rpcm = NULL; - - if ((err = snd_pcm_new(emu->card, "emu10k1 efx", device, 8, 1, &pcm)) < 0) - return err; - - pcm->private_data = emu; - - snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_emu10k1_fx8010_playback_ops); - snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_emu10k1_capture_efx_ops); - - pcm->info_flags = 0; - strcpy(pcm->name, "Multichannel Capture/PT Playback"); - emu->pcm_efx = pcm; - if (rpcm) - *rpcm = pcm; - - /* EFX capture - record the "FXBUS2" channels, by default we connect the EXTINs - * to these - */ - - /* emu->efx_voices_mask[0] = FXWC_DEFAULTROUTE_C | FXWC_DEFAULTROUTE_A; */ - if (emu->audigy) { - emu->efx_voices_mask[0] = 0; - if (emu->card_capabilities->emu_model) - /* Pavel Hofman - 32 voices will be used for - * capture (write mode) - - * each bit = corresponding voice - */ - emu->efx_voices_mask[1] = 0xffffffff; - else - emu->efx_voices_mask[1] = 0xffff; - } else { - emu->efx_voices_mask[0] = 0xffff0000; - emu->efx_voices_mask[1] = 0; - } - /* For emu1010, the control has to set 32 upper bits (voices) - * out of the 64 bits (voices) to true for the 16-channels capture - * to work correctly. Correct A_FXWC2 initial value (0xffffffff) - * is already defined but the snd_emu10k1_pcm_efx_voices_mask - * control can override this register's value. - */ - kctl = snd_ctl_new1(&snd_emu10k1_pcm_efx_voices_mask, emu); - if (!kctl) - return -ENOMEM; - kctl->id.device = device; - snd_ctl_add(emu->card, kctl); - - snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV, snd_dma_pci_data(emu->pci), 64*1024, 64*1024); - - return 0; -} |