cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
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mia.c (2862B)

      1// SPDX-License-Identifier: GPL-2.0-only
      2/*
      3 *  ALSA driver for Echoaudio soundcards.
      4 *  Copyright (C) 2003-2004 Giuliano Pochini <pochini@shiny.it>
      5 */
      6
      7#define ECHO24_FAMILY
      8#define ECHOCARD_MIA
      9#define ECHOCARD_NAME "Mia"
     10#define ECHOCARD_HAS_MONITOR
     11#define ECHOCARD_HAS_INPUT_NOMINAL_LEVEL
     12#define ECHOCARD_HAS_OUTPUT_NOMINAL_LEVEL
     13#define ECHOCARD_HAS_SUPER_INTERLEAVE
     14#define ECHOCARD_HAS_VMIXER
     15#define ECHOCARD_HAS_DIGITAL_IO
     16#define ECHOCARD_HAS_EXTERNAL_CLOCK
     17#define ECHOCARD_HAS_ADAT	false
     18#define ECHOCARD_HAS_STEREO_BIG_ENDIAN32
     19#define ECHOCARD_HAS_MIDI
     20#define ECHOCARD_HAS_LINE_OUT_GAIN
     21
     22/* Pipe indexes */
     23#define PX_ANALOG_OUT	0	/* 8 */
     24#define PX_DIGITAL_OUT	8	/* 0 */
     25#define PX_ANALOG_IN	8	/* 2 */
     26#define PX_DIGITAL_IN	10	/* 2 */
     27#define PX_NUM		12
     28
     29/* Bus indexes */
     30#define BX_ANALOG_OUT	0	/* 2 */
     31#define BX_DIGITAL_OUT	2	/* 2 */
     32#define BX_ANALOG_IN	4	/* 2 */
     33#define BX_DIGITAL_IN	6	/* 2 */
     34#define BX_NUM		8
     35
     36
     37#include <linux/delay.h>
     38#include <linux/init.h>
     39#include <linux/interrupt.h>
     40#include <linux/pci.h>
     41#include <linux/module.h>
     42#include <linux/firmware.h>
     43#include <linux/slab.h>
     44#include <linux/io.h>
     45#include <sound/core.h>
     46#include <sound/info.h>
     47#include <sound/control.h>
     48#include <sound/tlv.h>
     49#include <sound/pcm.h>
     50#include <sound/pcm_params.h>
     51#include <sound/asoundef.h>
     52#include <sound/initval.h>
     53#include <sound/rawmidi.h>
     54#include <linux/atomic.h>
     55#include "echoaudio.h"
     56
     57MODULE_FIRMWARE("ea/loader_dsp.fw");
     58MODULE_FIRMWARE("ea/mia_dsp.fw");
     59
     60#define FW_361_LOADER	0
     61#define FW_MIA_DSP	1
     62
     63static const struct firmware card_fw[] = {
     64	{0, "loader_dsp.fw"},
     65	{0, "mia_dsp.fw"}
     66};
     67
     68static const struct pci_device_id snd_echo_ids[] = {
     69	{0x1057, 0x3410, 0xECC0, 0x0080, 0, 0, 0},	/* DSP 56361 Mia rev.0 */
     70	{0x1057, 0x3410, 0xECC0, 0x0081, 0, 0, 0},	/* DSP 56361 Mia rev.1 */
     71	{0,}
     72};
     73
     74static const struct snd_pcm_hardware pcm_hardware_skel = {
     75	.info = SNDRV_PCM_INFO_MMAP |
     76		SNDRV_PCM_INFO_INTERLEAVED |
     77		SNDRV_PCM_INFO_BLOCK_TRANSFER |
     78		SNDRV_PCM_INFO_MMAP_VALID |
     79		SNDRV_PCM_INFO_PAUSE |
     80		SNDRV_PCM_INFO_SYNC_START,
     81	.formats =	SNDRV_PCM_FMTBIT_U8 |
     82			SNDRV_PCM_FMTBIT_S16_LE |
     83			SNDRV_PCM_FMTBIT_S24_3LE |
     84			SNDRV_PCM_FMTBIT_S32_LE |
     85			SNDRV_PCM_FMTBIT_S32_BE,
     86	.rates = 	SNDRV_PCM_RATE_32000 |
     87			SNDRV_PCM_RATE_44100 |
     88			SNDRV_PCM_RATE_48000 |
     89			SNDRV_PCM_RATE_88200 |
     90			SNDRV_PCM_RATE_96000,
     91	.rate_min = 8000,
     92	.rate_max = 96000,
     93	.channels_min = 1,
     94	.channels_max = 8,
     95	.buffer_bytes_max = 262144,
     96	.period_bytes_min = 32,
     97	.period_bytes_max = 131072,
     98	.periods_min = 2,
     99	.periods_max = 220,
    100	/* One page (4k) contains 512 instructions. I don't know if the hw
    101	supports lists longer than this. In this case periods_max=220 is a
    102	safe limit to make sure the list never exceeds 512 instructions. */
    103};
    104
    105
    106#include "mia_dsp.c"
    107#include "echoaudio_dsp.c"
    108#include "echoaudio.c"
    109#include "midi.c"