048b945077
This patch adds TLV support to the echoaudio driver. All gains are in the range -127dB to +6dB with steps of 1dB, and -128 is mute. VU-meters levels go from -128 to 0dB. The input gain of the Layla20 ranges from -25dB to +25dB in steps of 0.5dB. Signed-off-by: Giuliano Pochini <pochini@shiny.it> Signed-off-by: Takashi Iwai <tiwai@suse.de> Signed-off-by: Jaroslav Kysela <perex@suse.cz>
100 lines
2.8 KiB
C
100 lines
2.8 KiB
C
/*
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* ALSA driver for Echoaudio soundcards.
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* Copyright (C) 2003-2004 Giuliano Pochini <pochini@shiny.it>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; version 2 of the License.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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#define ECHOGALS_FAMILY
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#define ECHOCARD_DARLA20
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#define ECHOCARD_NAME "Darla20"
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#define ECHOCARD_HAS_MONITOR
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/* Pipe indexes */
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#define PX_ANALOG_OUT 0 /* 8 */
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#define PX_DIGITAL_OUT 8 /* 0 */
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#define PX_ANALOG_IN 8 /* 2 */
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#define PX_DIGITAL_IN 10 /* 0 */
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#define PX_NUM 10
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/* Bus indexes */
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#define BX_ANALOG_OUT 0 /* 8 */
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#define BX_DIGITAL_OUT 8 /* 0 */
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#define BX_ANALOG_IN 8 /* 2 */
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#define BX_DIGITAL_IN 10 /* 0 */
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#define BX_NUM 10
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#include <sound/driver.h>
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#include <linux/delay.h>
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#include <linux/init.h>
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#include <linux/interrupt.h>
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#include <linux/pci.h>
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#include <linux/slab.h>
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#include <linux/moduleparam.h>
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#include <linux/firmware.h>
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#include <sound/core.h>
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#include <sound/info.h>
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#include <sound/control.h>
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#include <sound/tlv.h>
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#include <sound/pcm.h>
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#include <sound/pcm_params.h>
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#include <sound/asoundef.h>
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#include <sound/initval.h>
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#include <asm/io.h>
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#include <asm/atomic.h>
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#include "echoaudio.h"
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#define FW_DARLA20_DSP 0
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static const struct firmware card_fw[] = {
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{0, "darla20_dsp.fw"}
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};
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static struct pci_device_id snd_echo_ids[] = {
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{0x1057, 0x1801, 0xECC0, 0x0010, 0, 0, 0}, /* DSP 56301 Darla20 rev.0 */
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{0,}
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};
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static struct snd_pcm_hardware pcm_hardware_skel = {
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.info = SNDRV_PCM_INFO_MMAP |
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SNDRV_PCM_INFO_INTERLEAVED |
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SNDRV_PCM_INFO_BLOCK_TRANSFER |
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SNDRV_PCM_INFO_MMAP_VALID |
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SNDRV_PCM_INFO_PAUSE |
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SNDRV_PCM_INFO_SYNC_START,
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.formats = SNDRV_PCM_FMTBIT_U8 |
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SNDRV_PCM_FMTBIT_S16_LE |
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SNDRV_PCM_FMTBIT_S24_3LE |
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SNDRV_PCM_FMTBIT_S32_LE |
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SNDRV_PCM_FMTBIT_S32_BE,
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.rates = SNDRV_PCM_RATE_44100 | SNDRV_PCM_RATE_48000,
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.rate_min = 44100,
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.rate_max = 48000,
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.channels_min = 1,
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.channels_max = 2,
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.buffer_bytes_max = 262144,
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.period_bytes_min = 32,
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.period_bytes_max = 131072,
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.periods_min = 2,
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.periods_max = 220,
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/* One page (4k) contains 512 instructions. I don't know if the hw
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supports lists longer than this. In this case periods_max=220 is a
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safe limit to make sure the list never exceeds 512 instructions. */
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};
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#include "darla20_dsp.c"
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#include "echoaudio_dsp.c"
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#include "echoaudio.c"
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