diff options
Diffstat (limited to 'sound/pci/emu10k1/p16v.c')
| -rw-r--r-- | sound/pci/emu10k1/p16v.c | 934 |
1 files changed, 934 insertions, 0 deletions
diff --git a/sound/pci/emu10k1/p16v.c b/sound/pci/emu10k1/p16v.c new file mode 100644 index 00000000..a81dc442 --- /dev/null +++ b/sound/pci/emu10k1/p16v.c @@ -0,0 +1,934 @@ +/* + * Copyright (c) by James Courtier-Dutton <James@superbug.demon.co.uk> + * Driver p16v chips + * Version: 0.25 + * + * FEATURES currently supported: + * Output fixed at S32_LE, 2 channel to hw:0,0 + * Rates: 44.1, 48, 96, 192. + * + * Changelog: + * 0.8 + * Use separate card based buffer for periods table. + * 0.9 + * Use 2 channel output streams instead of 8 channel. + * (8 channel output streams might be good for ASIO type output) + * Corrected speaker output, so Front -> Front etc. + * 0.10 + * Fixed missed interrupts. + * 0.11 + * Add Sound card model number and names. + * Add Analog volume controls. + * 0.12 + * Corrected playback interrupts. Now interrupt per period, instead of half period. + * 0.13 + * Use single trigger for multichannel. + * 0.14 + * Mic capture now works at fixed: S32_LE, 96000Hz, Stereo. + * 0.15 + * Force buffer_size / period_size == INTEGER. + * 0.16 + * Update p16v.c to work with changed alsa api. + * 0.17 + * Update p16v.c to work with changed alsa api. Removed boot_devs. + * 0.18 + * Merging with snd-emu10k1 driver. + * 0.19 + * One stereo channel at 24bit now works. + * 0.20 + * Added better register defines. + * 0.21 + * Integrated with snd-emu10k1 driver. + * 0.22 + * Removed #if 0 ... #endif + * 0.23 + * Implement different capture rates. + * 0.24 + * Implement different capture source channels. + * e.g. When HD Capture source is set to SPDIF, + * setting HD Capture channel to 0 captures from CDROM digital input. + * setting HD Capture channel to 1 captures from SPDIF in. + * 0.25 + * Include capture buffer sizes. + * + * BUGS: + * Some stability problems when unloading the snd-p16v kernel module. + * -- + * + * TODO: + * SPDIF out. + * Find out how to change capture sample rates. E.g. To record SPDIF at 48000Hz. + * Currently capture fixed at 48000Hz. + * + * -- + * GENERAL INFO: + * Model: SB0240 + * P16V Chip: CA0151-DBS + * Audigy 2 Chip: CA0102-IAT + * AC97 Codec: STAC 9721 + * ADC: Philips 1361T (Stereo 24bit) + * DAC: CS4382-K (8-channel, 24bit, 192Khz) + * + * This code was initially based on code from ALSA's emu10k1x.c which is: + * Copyright (c) by Francisco Moraes <fmoraes@nc.rr.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; 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/delay.h> +#include <linux/init.h> +#include <linux/interrupt.h> +#include <linux/pci.h> +#include <linux/slab.h> +#include <linux/vmalloc.h> +#include <linux/moduleparam.h> +#include <sound/core.h> +#include <sound/initval.h> +#include <sound/pcm.h> +#include <sound/ac97_codec.h> +#include <sound/info.h> +#include <sound/tlv.h> +#include <sound/emu10k1.h> +#include "p16v.h" + +#define SET_CHANNEL 0 /* Testing channel outputs 0=Front, 1=Center/LFE, 2=Unknown, 3=Rear */ +#define PCM_FRONT_CHANNEL 0 +#define PCM_REAR_CHANNEL 1 +#define PCM_CENTER_LFE_CHANNEL 2 +#define PCM_SIDE_CHANNEL 3 +#define CONTROL_FRONT_CHANNEL 0 +#define CONTROL_REAR_CHANNEL 3 +#define CONTROL_CENTER_LFE_CHANNEL 1 +#define CONTROL_SIDE_CHANNEL 2 + +/* Card IDs: + * Class 0401: 1102:0004 (rev 04) Subsystem: 1102:2002 -> Audigy2 ZS 7.1 Model:SB0350 + * Class 0401: 1102:0004 (rev 04) Subsystem: 1102:1007 -> Audigy2 6.1 Model:SB0240 + * Class 0401: 1102:0004 (rev 04) Subsystem: 1102:1002 -> Audigy2 Platinum Model:SB msb0240230009266 + * Class 0401: 1102:0004 (rev 04) Subsystem: 1102:2007 -> Audigy4 Pro Model:SB0380 M1SB0380472001901E + * + */ + + /* hardware definition */ +static struct snd_pcm_hardware snd_p16v_playback_hw = { + .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_SYNC_START, + .formats = SNDRV_PCM_FMTBIT_S32_LE, /* Only supports 24-bit samples padded to 32 bits. */ + .rates = SNDRV_PCM_RATE_192000 | SNDRV_PCM_RATE_96000 | SNDRV_PCM_RATE_48000 | SNDRV_PCM_RATE_44100, + .rate_min = 44100, + .rate_max = 192000, + .channels_min = 8, + .channels_max = 8, + .buffer_bytes_max = ((65536 - 64) * 8), + .period_bytes_min = 64, + .period_bytes_max = (65536 - 64), + .periods_min = 2, + .periods_max = 8, + .fifo_size = 0, +}; + +static struct snd_pcm_hardware snd_p16v_capture_hw = { + .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_S32_LE, + .rates = SNDRV_PCM_RATE_192000 | SNDRV_PCM_RATE_96000 | SNDRV_PCM_RATE_48000 | SNDRV_PCM_RATE_44100, + .rate_min = 44100, + .rate_max = 192000, + .channels_min = 2, + .channels_max = 2, + .buffer_bytes_max = (65536 - 64), + .period_bytes_min = 64, + .period_bytes_max = (65536 - 128) >> 1, /* size has to be N*64 bytes */ + .periods_min = 2, + .periods_max = 2, + .fifo_size = 0, +}; + +static void snd_p16v_pcm_free_substream(struct snd_pcm_runtime *runtime) +{ + struct snd_emu10k1_pcm *epcm = runtime->private_data; + + if (epcm) { + /* snd_printk(KERN_DEBUG "epcm free: %p\n", epcm); */ + kfree(epcm); + } +} + +/* open_playback callback */ +static int snd_p16v_pcm_open_playback_channel(struct snd_pcm_substream *substream, int channel_id) +{ + struct snd_emu10k1 *emu = snd_pcm_substream_chip(substream); + struct snd_emu10k1_voice *channel = &(emu->p16v_voices[channel_id]); + struct snd_emu10k1_pcm *epcm; + struct snd_pcm_runtime *runtime = substream->runtime; + int err; + + epcm = kzalloc(sizeof(*epcm), GFP_KERNEL); + /* snd_printk(KERN_DEBUG "epcm kcalloc: %p\n", epcm); */ + + if (epcm == NULL) + return -ENOMEM; + epcm->emu = emu; + epcm->substream = substream; + /* + snd_printk(KERN_DEBUG "epcm device=%d, channel_id=%d\n", + substream->pcm->device, channel_id); + */ + runtime->private_data = epcm; + runtime->private_free = snd_p16v_pcm_free_substream; + + runtime->hw = snd_p16v_playback_hw; + + channel->emu = emu; + channel->number = channel_id; + + channel->use=1; +#if 0 /* debug */ + snd_printk(KERN_DEBUG + "p16v: open channel_id=%d, channel=%p, use=0x%x\n", + channel_id, channel, channel->use); + printk(KERN_DEBUG "open:channel_id=%d, chip=%p, channel=%p\n", + channel_id, chip, channel); +#endif /* debug */ + /* channel->interrupt = snd_p16v_pcm_channel_interrupt; */ + channel->epcm = epcm; + if ((err = snd_pcm_hw_constraint_integer(runtime, SNDRV_PCM_HW_PARAM_PERIODS)) < 0) + return err; + + runtime->sync.id32[0] = substream->pcm->card->number; + runtime->sync.id32[1] = 'P'; + runtime->sync.id32[2] = 16; + runtime->sync.id32[3] = 'V'; + + return 0; +} +/* open_capture callback */ +static int snd_p16v_pcm_open_capture_channel(struct snd_pcm_substream *substream, int channel_id) +{ + struct snd_emu10k1 *emu = snd_pcm_substream_chip(substream); + struct snd_emu10k1_voice *channel = &(emu->p16v_capture_voice); + struct snd_emu10k1_pcm *epcm; + struct snd_pcm_runtime *runtime = substream->runtime; + int err; + + epcm = kzalloc(sizeof(*epcm), GFP_KERNEL); + /* snd_printk(KERN_DEBUG "epcm kcalloc: %p\n", epcm); */ + + if (epcm == NULL) + return -ENOMEM; + epcm->emu = emu; + epcm->substream = substream; + /* + snd_printk(KERN_DEBUG "epcm device=%d, channel_id=%d\n", + substream->pcm->device, channel_id); + */ + runtime->private_data = epcm; + runtime->private_free = snd_p16v_pcm_free_substream; + + runtime->hw = snd_p16v_capture_hw; + + channel->emu = emu; + channel->number = channel_id; + + channel->use=1; +#if 0 /* debug */ + snd_printk(KERN_DEBUG + "p16v: open channel_id=%d, channel=%p, use=0x%x\n", + channel_id, channel, channel->use); + printk(KERN_DEBUG "open:channel_id=%d, chip=%p, channel=%p\n", + channel_id, chip, channel); +#endif /* debug */ + /* channel->interrupt = snd_p16v_pcm_channel_interrupt; */ + channel->epcm = epcm; + if ((err = snd_pcm_hw_constraint_integer(runtime, SNDRV_PCM_HW_PARAM_PERIODS)) < 0) + return err; + + return 0; +} + + +/* close callback */ +static int snd_p16v_pcm_close_playback(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; + emu->p16v_voices[substream->pcm->device - emu->p16v_device_offset].use = 0; + /* FIXME: maybe zero others */ + return 0; +} + +/* close callback */ +static int snd_p16v_pcm_close_capture(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; + emu->p16v_capture_voice.use = 0; + /* FIXME: maybe zero others */ + return 0; +} + +static int snd_p16v_pcm_open_playback_front(struct snd_pcm_substream *substream) +{ + return snd_p16v_pcm_open_playback_channel(substream, PCM_FRONT_CHANNEL); +} + +static int snd_p16v_pcm_open_capture(struct snd_pcm_substream *substream) +{ + // Only using channel 0 for now, but the card has 2 channels. + return snd_p16v_pcm_open_capture_channel(substream, 0); +} + +/* hw_params callback */ +static int snd_p16v_pcm_hw_params_playback(struct snd_pcm_substream *substream, + struct snd_pcm_hw_params *hw_params) +{ + int result; + result = snd_pcm_lib_malloc_pages(substream, + params_buffer_bytes(hw_params)); + return result; +} + +/* hw_params callback */ +static int snd_p16v_pcm_hw_params_capture(struct snd_pcm_substream *substream, + struct snd_pcm_hw_params *hw_params) +{ + int result; + result = snd_pcm_lib_malloc_pages(substream, + params_buffer_bytes(hw_params)); + return result; +} + + +/* hw_free callback */ +static int snd_p16v_pcm_hw_free_playback(struct snd_pcm_substream *substream) +{ + int result; + result = snd_pcm_lib_free_pages(substream); + return result; +} + +/* hw_free callback */ +static int snd_p16v_pcm_hw_free_capture(struct snd_pcm_substream *substream) +{ + int result; + result = snd_pcm_lib_free_pages(substream); + return result; +} + + +/* prepare playback callback */ +static int snd_p16v_pcm_prepare_playback(struct snd_pcm_substream *substream) +{ + struct snd_emu10k1 *emu = snd_pcm_substream_chip(substream); + struct snd_pcm_runtime *runtime = substream->runtime; + int channel = substream->pcm->device - emu->p16v_device_offset; + u32 *table_base = (u32 *)(emu->p16v_buffer.area+(8*16*channel)); + u32 period_size_bytes = frames_to_bytes(runtime, runtime->period_size); + int i; + u32 tmp; + +#if 0 /* debug */ + snd_printk(KERN_DEBUG "prepare:channel_number=%d, rate=%d, " + "format=0x%x, channels=%d, buffer_size=%ld, " + "period_size=%ld, periods=%u, frames_to_bytes=%d\n", + channel, runtime->rate, runtime->format, runtime->channels, + runtime->buffer_size, runtime->period_size, + runtime->periods, frames_to_bytes(runtime, 1)); + snd_printk(KERN_DEBUG "dma_addr=%x, dma_area=%p, table_base=%p\n", + runtime->dma_addr, runtime->dma_area, table_base); + snd_printk(KERN_DEBUG "dma_addr=%x, dma_area=%p, dma_bytes(size)=%x\n", + emu->p16v_buffer.addr, emu->p16v_buffer.area, + emu->p16v_buffer.bytes); +#endif /* debug */ + tmp = snd_emu10k1_ptr_read(emu, A_SPDIF_SAMPLERATE, channel); + switch (runtime->rate) { + case 44100: + snd_emu10k1_ptr_write(emu, A_SPDIF_SAMPLERATE, channel, (tmp & ~0xe0e0) | 0x8080); + break; + case 96000: + snd_emu10k1_ptr_write(emu, A_SPDIF_SAMPLERATE, channel, (tmp & ~0xe0e0) | 0x4040); + break; + case 192000: + snd_emu10k1_ptr_write(emu, A_SPDIF_SAMPLERATE, channel, (tmp & ~0xe0e0) | 0x2020); + break; + case 48000: + default: + snd_emu10k1_ptr_write(emu, A_SPDIF_SAMPLERATE, channel, (tmp & ~0xe0e0) | 0x0000); + break; + } + /* FIXME: Check emu->buffer.size before actually writing to it. */ + for(i = 0; i < runtime->periods; i++) { + table_base[i*2]=runtime->dma_addr+(i*period_size_bytes); + table_base[(i*2)+1]=period_size_bytes<<16; + } + + snd_emu10k1_ptr20_write(emu, PLAYBACK_LIST_ADDR, channel, emu->p16v_buffer.addr+(8*16*channel)); + snd_emu10k1_ptr20_write(emu, PLAYBACK_LIST_SIZE, channel, (runtime->periods - 1) << 19); + snd_emu10k1_ptr20_write(emu, PLAYBACK_LIST_PTR, channel, 0); + snd_emu10k1_ptr20_write(emu, PLAYBACK_DMA_ADDR, channel, runtime->dma_addr); + //snd_emu10k1_ptr20_write(emu, PLAYBACK_PERIOD_SIZE, channel, frames_to_bytes(runtime, runtime->period_size)<<16); // buffer size in bytes + snd_emu10k1_ptr20_write(emu, PLAYBACK_PERIOD_SIZE, channel, 0); // buffer size in bytes + snd_emu10k1_ptr20_write(emu, PLAYBACK_POINTER, channel, 0); + snd_emu10k1_ptr20_write(emu, 0x07, channel, 0x0); + snd_emu10k1_ptr20_write(emu, 0x08, channel, 0); + + return 0; +} + +/* prepare capture callback */ +static int snd_p16v_pcm_prepare_capture(struct snd_pcm_substream *substream) +{ + struct snd_emu10k1 *emu = snd_pcm_substream_chip(substream); + struct snd_pcm_runtime *runtime = substream->runtime; + int channel = substream->pcm->device - emu->p16v_device_offset; + u32 tmp; + + /* + printk(KERN_DEBUG "prepare capture:channel_number=%d, rate=%d, " + "format=0x%x, channels=%d, buffer_size=%ld, period_size=%ld, " + "frames_to_bytes=%d\n", + channel, runtime->rate, runtime->format, runtime->channels, + runtime->buffer_size, runtime->period_size, + frames_to_bytes(runtime, 1)); + */ + tmp = snd_emu10k1_ptr_read(emu, A_SPDIF_SAMPLERATE, channel); + switch (runtime->rate) { + case 44100: + snd_emu10k1_ptr_write(emu, A_SPDIF_SAMPLERATE, channel, (tmp & ~0x0e00) | 0x0800); + break; + case 96000: + snd_emu10k1_ptr_write(emu, A_SPDIF_SAMPLERATE, channel, (tmp & ~0x0e00) | 0x0400); + break; + case 192000: + snd_emu10k1_ptr_write(emu, A_SPDIF_SAMPLERATE, channel, (tmp & ~0x0e00) | 0x0200); + break; + case 48000: + default: + snd_emu10k1_ptr_write(emu, A_SPDIF_SAMPLERATE, channel, (tmp & ~0x0e00) | 0x0000); + break; + } + /* FIXME: Check emu->buffer.size before actually writing to it. */ + snd_emu10k1_ptr20_write(emu, 0x13, channel, 0); + snd_emu10k1_ptr20_write(emu, CAPTURE_DMA_ADDR, channel, runtime->dma_addr); + snd_emu10k1_ptr20_write(emu, CAPTURE_BUFFER_SIZE, channel, frames_to_bytes(runtime, runtime->buffer_size) << 16); // buffer size in bytes + snd_emu10k1_ptr20_write(emu, CAPTURE_POINTER, channel, 0); + //snd_emu10k1_ptr20_write(emu, CAPTURE_SOURCE, 0x0, 0x333300e4); /* Select MIC or Line in */ + //snd_emu10k1_ptr20_write(emu, EXTENDED_INT_MASK, 0, snd_emu10k1_ptr20_read(emu, EXTENDED_INT_MASK, 0) | (0x110000<<channel)); + + return 0; +} + +static void snd_p16v_intr_enable(struct snd_emu10k1 *emu, unsigned int intrenb) +{ + unsigned long flags; + unsigned int enable; + + spin_lock_irqsave(&emu->emu_lock, flags); + enable = inl(emu->port + INTE2) | intrenb; + outl(enable, emu->port + INTE2); + spin_unlock_irqrestore(&emu->emu_lock, flags); +} + +static void snd_p16v_intr_disable(struct snd_emu10k1 *emu, unsigned int intrenb) +{ + unsigned long flags; + unsigned int disable; + + spin_lock_irqsave(&emu->emu_lock, flags); + disable = inl(emu->port + INTE2) & (~intrenb); + outl(disable, emu->port + INTE2); + spin_unlock_irqrestore(&emu->emu_lock, flags); +} + +/* trigger_playback callback */ +static int snd_p16v_pcm_trigger_playback(struct snd_pcm_substream *substream, + int cmd) +{ + struct snd_emu10k1 *emu = snd_pcm_substream_chip(substream); + struct snd_pcm_runtime *runtime; + struct snd_emu10k1_pcm *epcm; + int channel; + int result = 0; + struct snd_pcm_substream *s; + u32 basic = 0; + u32 inte = 0; + int running = 0; + + switch (cmd) { + case SNDRV_PCM_TRIGGER_START: + running=1; + break; + case SNDRV_PCM_TRIGGER_STOP: + default: + running = 0; + break; + } + snd_pcm_group_for_each_entry(s, substream) { + if (snd_pcm_substream_chip(s) != emu || + s->stream != SNDRV_PCM_STREAM_PLAYBACK) + continue; + runtime = s->runtime; + epcm = runtime->private_data; + channel = substream->pcm->device-emu->p16v_device_offset; + /* snd_printk(KERN_DEBUG "p16v channel=%d\n", channel); */ + epcm->running = running; + basic |= (0x1<<channel); + inte |= (INTE2_PLAYBACK_CH_0_LOOP<<channel); + snd_pcm_trigger_done(s, substream); + } + /* snd_printk(KERN_DEBUG "basic=0x%x, inte=0x%x\n", basic, inte); */ + + switch (cmd) { + case SNDRV_PCM_TRIGGER_START: + snd_p16v_intr_enable(emu, inte); + snd_emu10k1_ptr20_write(emu, BASIC_INTERRUPT, 0, snd_emu10k1_ptr20_read(emu, BASIC_INTERRUPT, 0)| (basic)); + break; + case SNDRV_PCM_TRIGGER_STOP: + snd_emu10k1_ptr20_write(emu, BASIC_INTERRUPT, 0, snd_emu10k1_ptr20_read(emu, BASIC_INTERRUPT, 0) & ~(basic)); + snd_p16v_intr_disable(emu, inte); + break; + default: + result = -EINVAL; + break; + } + return result; +} + +/* trigger_capture callback */ +static int snd_p16v_pcm_trigger_capture(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 channel = 0; + int result = 0; + u32 inte = INTE2_CAPTURE_CH_0_LOOP | INTE2_CAPTURE_CH_0_HALF_LOOP; + + switch (cmd) { + case SNDRV_PCM_TRIGGER_START: + snd_p16v_intr_enable(emu, inte); + snd_emu10k1_ptr20_write(emu, BASIC_INTERRUPT, 0, snd_emu10k1_ptr20_read(emu, BASIC_INTERRUPT, 0)|(0x100<<channel)); + epcm->running = 1; + break; + case SNDRV_PCM_TRIGGER_STOP: + snd_emu10k1_ptr20_write(emu, BASIC_INTERRUPT, 0, snd_emu10k1_ptr20_read(emu, BASIC_INTERRUPT, 0) & ~(0x100<<channel)); + snd_p16v_intr_disable(emu, inte); + //snd_emu10k1_ptr20_write(emu, EXTENDED_INT_MASK, 0, snd_emu10k1_ptr20_read(emu, EXTENDED_INT_MASK, 0) & ~(0x110000<<channel)); + epcm->running = 0; + break; + default: + result = -EINVAL; + break; + } + return result; +} + +/* pointer_playback callback */ +static snd_pcm_uframes_t +snd_p16v_pcm_pointer_playback(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; + snd_pcm_uframes_t ptr, ptr1, ptr2,ptr3,ptr4 = 0; + int channel = substream->pcm->device - emu->p16v_device_offset; + if (!epcm->running) + return 0; + + ptr3 = snd_emu10k1_ptr20_read(emu, PLAYBACK_LIST_PTR, channel); + ptr1 = snd_emu10k1_ptr20_read(emu, PLAYBACK_POINTER, channel); + ptr4 = snd_emu10k1_ptr20_read(emu, PLAYBACK_LIST_PTR, channel); + if (ptr3 != ptr4) ptr1 = snd_emu10k1_ptr20_read(emu, PLAYBACK_POINTER, channel); + ptr2 = bytes_to_frames(runtime, ptr1); + ptr2+= (ptr4 >> 3) * runtime->period_size; + ptr=ptr2; + if (ptr >= runtime->buffer_size) + ptr -= runtime->buffer_size; + + return ptr; +} + +/* pointer_capture callback */ +static snd_pcm_uframes_t +snd_p16v_pcm_pointer_capture(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; + snd_pcm_uframes_t ptr, ptr1, ptr2 = 0; + int channel = 0; + + if (!epcm->running) + return 0; + + ptr1 = snd_emu10k1_ptr20_read(emu, CAPTURE_POINTER, channel); + ptr2 = bytes_to_frames(runtime, ptr1); + ptr=ptr2; + if (ptr >= runtime->buffer_size) { + ptr -= runtime->buffer_size; + printk(KERN_WARNING "buffer capture limited!\n"); + } + /* + printk(KERN_DEBUG "ptr1 = 0x%lx, ptr2=0x%lx, ptr=0x%lx, " + "buffer_size = 0x%x, period_size = 0x%x, bits=%d, rate=%d\n", + ptr1, ptr2, ptr, (int)runtime->buffer_size, + (int)runtime->period_size, (int)runtime->frame_bits, + (int)runtime->rate); + */ + return ptr; +} + +/* operators */ +static struct snd_pcm_ops snd_p16v_playback_front_ops = { + .open = snd_p16v_pcm_open_playback_front, + .close = snd_p16v_pcm_close_playback, + .ioctl = snd_pcm_lib_ioctl, + .hw_params = snd_p16v_pcm_hw_params_playback, + .hw_free = snd_p16v_pcm_hw_free_playback, + .prepare = snd_p16v_pcm_prepare_playback, + .trigger = snd_p16v_pcm_trigger_playback, + .pointer = snd_p16v_pcm_pointer_playback, +}; + +static struct snd_pcm_ops snd_p16v_capture_ops = { + .open = snd_p16v_pcm_open_capture, + .close = snd_p16v_pcm_close_capture, + .ioctl = snd_pcm_lib_ioctl, + .hw_params = snd_p16v_pcm_hw_params_capture, + .hw_free = snd_p16v_pcm_hw_free_capture, + .prepare = snd_p16v_pcm_prepare_capture, + .trigger = snd_p16v_pcm_trigger_capture, + .pointer = snd_p16v_pcm_pointer_capture, +}; + + +int snd_p16v_free(struct snd_emu10k1 *chip) +{ + // release the data + if (chip->p16v_buffer.area) { + snd_dma_free_pages(&chip->p16v_buffer); + /* + snd_printk(KERN_DEBUG "period lables free: %p\n", + &chip->p16v_buffer); + */ + } + return 0; +} + +int __devinit snd_p16v_pcm(struct snd_emu10k1 *emu, int device, struct snd_pcm **rpcm) +{ + struct snd_pcm *pcm; + struct snd_pcm_substream *substream; + int err; + int capture=1; + + /* snd_printk(KERN_DEBUG "snd_p16v_pcm called. device=%d\n", device); */ + emu->p16v_device_offset = device; + if (rpcm) + *rpcm = NULL; + + if ((err = snd_pcm_new(emu->card, "p16v", device, 1, capture, &pcm)) < 0) + return err; + + pcm->private_data = emu; + // Single playback 8 channel device. + // Single capture 2 channel device. + snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_p16v_playback_front_ops); + snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_p16v_capture_ops); + + pcm->info_flags = 0; + pcm->dev_subclass = SNDRV_PCM_SUBCLASS_GENERIC_MIX; + strcpy(pcm->name, "p16v"); + emu->pcm_p16v = 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, + snd_dma_pci_data(emu->pci), + ((65536 - 64) * 8), ((65536 - 64) * 8))) < 0) + return err; + /* + snd_printk(KERN_DEBUG + "preallocate playback substream: err=%d\n", err); + */ + } + + for (substream = pcm->streams[SNDRV_PCM_STREAM_CAPTURE].substream; + substream; + substream = substream->next) { + if ((err = snd_pcm_lib_preallocate_pages(substream, + SNDRV_DMA_TYPE_DEV, + snd_dma_pci_data(emu->pci), + 65536 - 64, 65536 - 64)) < 0) + return err; + /* + snd_printk(KERN_DEBUG + "preallocate capture substream: err=%d\n", err); + */ + } + + if (rpcm) + *rpcm = pcm; + + return 0; +} + +static int snd_p16v_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 = 0; + uinfo->value.integer.max = 255; + return 0; +} + +static int snd_p16v_volume_get(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct snd_emu10k1 *emu = snd_kcontrol_chip(kcontrol); + int high_low = (kcontrol->private_value >> 8) & 0xff; + int reg = kcontrol->private_value & 0xff; + u32 value; + + value = snd_emu10k1_ptr20_read(emu, reg, high_low); + if (high_low) { + ucontrol->value.integer.value[0] = 0xff - ((value >> 24) & 0xff); /* Left */ + ucontrol->value.integer.value[1] = 0xff - ((value >> 16) & 0xff); /* Right */ + } else { + ucontrol->value.integer.value[0] = 0xff - ((value >> 8) & 0xff); /* Left */ + ucontrol->value.integer.value[1] = 0xff - ((value >> 0) & 0xff); /* Right */ + } + return 0; +} + +static int snd_p16v_volume_put(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct snd_emu10k1 *emu = snd_kcontrol_chip(kcontrol); + int high_low = (kcontrol->private_value >> 8) & 0xff; + int reg = kcontrol->private_value & 0xff; + u32 value, oval; + + oval = value = snd_emu10k1_ptr20_read(emu, reg, 0); + if (high_low == 1) { + value &= 0xffff; + value |= ((0xff - ucontrol->value.integer.value[0]) << 24) | + ((0xff - ucontrol->value.integer.value[1]) << 16); + } else { + value &= 0xffff0000; + value |= ((0xff - ucontrol->value.integer.value[0]) << 8) | + ((0xff - ucontrol->value.integer.value[1]) ); + } + if (value != oval) { + snd_emu10k1_ptr20_write(emu, reg, 0, value); + return 1; + } + return 0; +} + +static int snd_p16v_capture_source_info(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_info *uinfo) +{ + static char *texts[8] = { + "SPDIF", "I2S", "SRC48", "SRCMulti_SPDIF", "SRCMulti_I2S", + "CDIF", "FX", "AC97" + }; + + uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED; + uinfo->count = 1; + uinfo->value.enumerated.items = 8; + if (uinfo->value.enumerated.item > 7) + uinfo->value.enumerated.item = 7; + strcpy(uinfo->value.enumerated.name, texts[uinfo->value.enumerated.item]); + return 0; +} + +static int snd_p16v_capture_source_get(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct snd_emu10k1 *emu = snd_kcontrol_chip(kcontrol); + + ucontrol->value.enumerated.item[0] = emu->p16v_capture_source; + return 0; +} + +static int snd_p16v_capture_source_put(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct snd_emu10k1 *emu = snd_kcontrol_chip(kcontrol); + unsigned int val; + int change = 0; + u32 mask; + u32 source; + + val = ucontrol->value.enumerated.item[0] ; + if (val > 7) + return -EINVAL; + change = (emu->p16v_capture_source != val); + if (change) { + emu->p16v_capture_source = val; + source = (val << 28) | (val << 24) | (val << 20) | (val << 16); + mask = snd_emu10k1_ptr20_read(emu, BASIC_INTERRUPT, 0) & 0xffff; + snd_emu10k1_ptr20_write(emu, BASIC_INTERRUPT, 0, source | mask); + } + return change; +} + +static int snd_p16v_capture_channel_info(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_info *uinfo) +{ + static char *texts[4] = { "0", "1", "2", "3", }; + + uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED; + uinfo->count = 1; + uinfo->value.enumerated.items = 4; + if (uinfo->value.enumerated.item > 3) + uinfo->value.enumerated.item = 3; + strcpy(uinfo->value.enumerated.name, texts[uinfo->value.enumerated.item]); + return 0; +} + +static int snd_p16v_capture_channel_get(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct snd_emu10k1 *emu = snd_kcontrol_chip(kcontrol); + + ucontrol->value.enumerated.item[0] = emu->p16v_capture_channel; + return 0; +} + +static int snd_p16v_capture_channel_put(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct snd_emu10k1 *emu = snd_kcontrol_chip(kcontrol); + unsigned int val; + int change = 0; + u32 tmp; + + val = ucontrol->value.enumerated.item[0] ; + if (val > 3) + return -EINVAL; + change = (emu->p16v_capture_channel != val); + if (change) { + emu->p16v_capture_channel = val; + tmp = snd_emu10k1_ptr20_read(emu, CAPTURE_P16V_SOURCE, 0) & 0xfffc; + snd_emu10k1_ptr20_write(emu, CAPTURE_P16V_SOURCE, 0, tmp | val); + } + return change; +} +static const DECLARE_TLV_DB_SCALE(snd_p16v_db_scale1, -5175, 25, 1); + +#define P16V_VOL(xname,xreg,xhl) { \ + .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \ + .access = SNDRV_CTL_ELEM_ACCESS_READWRITE | \ + SNDRV_CTL_ELEM_ACCESS_TLV_READ, \ + .info = snd_p16v_volume_info, \ + .get = snd_p16v_volume_get, \ + .put = snd_p16v_volume_put, \ + .tlv = { .p = snd_p16v_db_scale1 }, \ + .private_value = ((xreg) | ((xhl) << 8)) \ +} + +static struct snd_kcontrol_new p16v_mixer_controls[] __devinitdata = { + P16V_VOL("HD Analog Front Playback Volume", PLAYBACK_VOLUME_MIXER9, 0), + P16V_VOL("HD Analog Rear Playback Volume", PLAYBACK_VOLUME_MIXER10, 1), + P16V_VOL("HD Analog Center/LFE Playback Volume", PLAYBACK_VOLUME_MIXER9, 1), + P16V_VOL("HD Analog Side Playback Volume", PLAYBACK_VOLUME_MIXER10, 0), + P16V_VOL("HD SPDIF Front Playback Volume", PLAYBACK_VOLUME_MIXER7, 0), + P16V_VOL("HD SPDIF Rear Playback Volume", PLAYBACK_VOLUME_MIXER8, 1), + P16V_VOL("HD SPDIF Center/LFE Playback Volume", PLAYBACK_VOLUME_MIXER7, 1), + P16V_VOL("HD SPDIF Side Playback Volume", PLAYBACK_VOLUME_MIXER8, 0), + { + .iface = SNDRV_CTL_ELEM_IFACE_MIXER, + .name = "HD source Capture", + .info = snd_p16v_capture_source_info, + .get = snd_p16v_capture_source_get, + .put = snd_p16v_capture_source_put + }, + { + .iface = SNDRV_CTL_ELEM_IFACE_MIXER, + .name = "HD channel Capture", + .info = snd_p16v_capture_channel_info, + .get = snd_p16v_capture_channel_get, + .put = snd_p16v_capture_channel_put + }, +}; + + +int __devinit snd_p16v_mixer(struct snd_emu10k1 *emu) +{ + int i, err; + struct snd_card *card = emu->card; + + for (i = 0; i < ARRAY_SIZE(p16v_mixer_controls); i++) { + if ((err = snd_ctl_add(card, snd_ctl_new1(&p16v_mixer_controls[i], + emu))) < 0) + return err; + } + return 0; +} + +#ifdef CONFIG_PM + +#define NUM_CHS 1 /* up to 4, but only first channel is used */ + +int __devinit snd_p16v_alloc_pm_buffer(struct snd_emu10k1 *emu) +{ + emu->p16v_saved = vmalloc(NUM_CHS * 4 * 0x80); + if (! emu->p16v_saved) + return -ENOMEM; + return 0; +} + +void snd_p16v_free_pm_buffer(struct snd_emu10k1 *emu) +{ + vfree(emu->p16v_saved); +} + +void snd_p16v_suspend(struct snd_emu10k1 *emu) +{ + int i, ch; + unsigned int *val; + + val = emu->p16v_saved; + for (ch = 0; ch < NUM_CHS; ch++) + for (i = 0; i < 0x80; i++, val++) + *val = snd_emu10k1_ptr20_read(emu, i, ch); +} + +void snd_p16v_resume(struct snd_emu10k1 *emu) +{ + int i, ch; + unsigned int *val; + + val = emu->p16v_saved; + for (ch = 0; ch < NUM_CHS; ch++) + for (i = 0; i < 0x80; i++, val++) + snd_emu10k1_ptr20_write(emu, i, ch, *val); +} +#endif |