/sound/pci/echoaudio/layla20.c

  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 <linux/delay.h>
 49#include <linux/init.h>
 50#include <linux/interrupt.h>
 51#include <linux/pci.h>
 52#include <linux/moduleparam.h>
 53#include <linux/firmware.h>
 54#include <linux/slab.h>
 55#include <sound/core.h>
 56#include <sound/info.h>
 57#include <sound/control.h>
 58#include <sound/tlv.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
 68MODULE_FIRMWARE("ea/layla20_dsp.fw");
 69MODULE_FIRMWARE("ea/layla20_asic.fw");
 70
 71#define FW_LAYLA20_DSP	0
 72#define FW_LAYLA20_ASIC	1
 73
 74static const struct firmware card_fw[] = {
 75	{0, "layla20_dsp.fw"},
 76	{0, "layla20_asic.fw"}
 77};
 78
 79static DEFINE_PCI_DEVICE_TABLE(snd_echo_ids) = {
 80	{0x1057, 0x1801, 0xECC0, 0x0030, 0, 0, 0},	/* DSP 56301 Layla20 rev.0 */
 81	{0x1057, 0x1801, 0xECC0, 0x0031, 0, 0, 0},	/* DSP 56301 Layla20 rev.1 */
 82	{0,}
 83};
 84
 85static struct snd_pcm_hardware pcm_hardware_skel = {
 86	.info = SNDRV_PCM_INFO_MMAP |
 87		SNDRV_PCM_INFO_INTERLEAVED |
 88		SNDRV_PCM_INFO_BLOCK_TRANSFER |
 89		SNDRV_PCM_INFO_MMAP_VALID |
 90		SNDRV_PCM_INFO_PAUSE |
 91		SNDRV_PCM_INFO_SYNC_START,
 92	.formats =	SNDRV_PCM_FMTBIT_U8 |
 93			SNDRV_PCM_FMTBIT_S16_LE |
 94			SNDRV_PCM_FMTBIT_S24_3LE |
 95			SNDRV_PCM_FMTBIT_S32_LE |
 96			SNDRV_PCM_FMTBIT_S32_BE,
 97	.rates = SNDRV_PCM_RATE_8000_48000 | SNDRV_PCM_RATE_CONTINUOUS,
 98	.rate_min = 8000,
 99	.rate_max = 50000,
100	.channels_min = 1,
101	.channels_max = 10,
102	.buffer_bytes_max = 262144,
103	.period_bytes_min = 32,
104	.period_bytes_max = 131072,
105	.periods_min = 2,
106	.periods_max = 220,
107	/* One page (4k) contains 512 instructions. I don't know if the hw
108	supports lists longer than this. In this case periods_max=220 is a
109	safe limit to make sure the list never exceeds 512 instructions. */
110};
111
112#include "layla20_dsp.c"
113#include "echoaudio_dsp.c"
114#include "echoaudio.c"
115#include "midi.c"