1 /* 2 * ALSA driver for Echoaudio soundcards. 3 * Copyright (C) 2003-2004 Giuliano Pochini <pochini@shiny.it> 4 * 5 * This program is free software; you can redistribute it and/or modify 6 * it under the terms of the GNU General Public License as published by 7 * the Free Software Foundation; version 2 of the License. 8 * 9 * This program is distributed in the hope that it will be useful, 10 * but WITHOUT ANY WARRANTY; without even the implied warranty of 11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 12 * GNU General Public License for more details. 13 * 14 * You should have received a copy of the GNU General Public License 15 * along with this program; if not, write to the Free Software 16 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. 17 */ 18 19 #define ECHOGALS_FAMILY 20 #define ECHOCARD_LAYLA20 21 #define ECHOCARD_NAME "Layla20" 22 #define ECHOCARD_HAS_MONITOR 23 #define ECHOCARD_HAS_ASIC 24 #define ECHOCARD_HAS_INPUT_GAIN 25 #define ECHOCARD_HAS_OUTPUT_NOMINAL_LEVEL 26 #define ECHOCARD_HAS_SUPER_INTERLEAVE 27 #define ECHOCARD_HAS_DIGITAL_IO 28 #define ECHOCARD_HAS_EXTERNAL_CLOCK 29 #define ECHOCARD_HAS_ADAT FALSE 30 #define ECHOCARD_HAS_OUTPUT_CLOCK_SWITCH 31 #define ECHOCARD_HAS_MIDI 32 33 /* Pipe indexes */ 34 #define PX_ANALOG_OUT 0 /* 10 */ 35 #define PX_DIGITAL_OUT 10 /* 2 */ 36 #define PX_ANALOG_IN 12 /* 8 */ 37 #define PX_DIGITAL_IN 20 /* 2 */ 38 #define PX_NUM 22 39 40 /* Bus indexes */ 41 #define BX_ANALOG_OUT 0 /* 10 */ 42 #define BX_DIGITAL_OUT 10 /* 2 */ 43 #define BX_ANALOG_IN 12 /* 8 */ 44 #define BX_DIGITAL_IN 20 /* 2 */ 45 #define BX_NUM 22 46 47 48 #include <sound/driver.h> 49 #include <linux/delay.h> 50 #include <linux/init.h> 51 #include <linux/interrupt.h> 52 #include <linux/pci.h> 53 #include <linux/slab.h> 54 #include <linux/moduleparam.h> 55 #include <linux/firmware.h> 56 #include <sound/core.h> 57 #include <sound/info.h> 58 #include <sound/control.h> 59 #include <sound/pcm.h> 60 #include <sound/pcm_params.h> 61 #include <sound/asoundef.h> 62 #include <sound/initval.h> 63 #include <sound/rawmidi.h> 64 #include <asm/io.h> 65 #include <asm/atomic.h> 66 #include "echoaudio.h" 67 68 #define FW_LAYLA20_DSP 0 69 #define FW_LAYLA20_ASIC 1 70 71 static const struct firmware card_fw[] = { 72 {0, "layla20_dsp.fw"}, 73 {0, "layla20_asic.fw"} 74 }; 75 76 static struct pci_device_id snd_echo_ids[] = { 77 {0x1057, 0x1801, 0xECC0, 0x0030, 0, 0, 0}, /* DSP 56301 Layla20 rev.0 */ 78 {0x1057, 0x1801, 0xECC0, 0x0031, 0, 0, 0}, /* DSP 56301 Layla20 rev.1 */ 79 {0,} 80 }; 81 82 static struct snd_pcm_hardware pcm_hardware_skel = { 83 .info = SNDRV_PCM_INFO_MMAP | 84 SNDRV_PCM_INFO_INTERLEAVED | 85 SNDRV_PCM_INFO_BLOCK_TRANSFER | 86 SNDRV_PCM_INFO_MMAP_VALID | 87 SNDRV_PCM_INFO_PAUSE | 88 SNDRV_PCM_INFO_SYNC_START, 89 .formats = SNDRV_PCM_FMTBIT_U8 | 90 SNDRV_PCM_FMTBIT_S16_LE | 91 SNDRV_PCM_FMTBIT_S24_3LE | 92 SNDRV_PCM_FMTBIT_S32_LE | 93 SNDRV_PCM_FMTBIT_S32_BE, 94 .rates = SNDRV_PCM_RATE_8000_48000 | SNDRV_PCM_RATE_CONTINUOUS, 95 .rate_min = 8000, 96 .rate_max = 50000, 97 .channels_min = 1, 98 .channels_max = 10, 99 .buffer_bytes_max = 262144, 100 .period_bytes_min = 32, 101 .period_bytes_max = 131072, 102 .periods_min = 2, 103 .periods_max = 220, 104 /* One page (4k) contains 512 instructions. I don't know if the hw 105 supports lists longer than this. In this case periods_max=220 is a 106 safe limit to make sure the list never exceeds 512 instructions. */ 107 }; 108 109 #include "layla20_dsp.c" 110 #include "echoaudio_dsp.c" 111 #include "echoaudio.c" 112 #include "midi.c" 113