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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layla24.c (3089B)

      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_LAYLA24
      9#define ECHOCARD_NAME "Layla24"
     10#define ECHOCARD_HAS_MONITOR
     11#define ECHOCARD_HAS_ASIC
     12#define ECHOCARD_HAS_INPUT_NOMINAL_LEVEL
     13#define ECHOCARD_HAS_OUTPUT_NOMINAL_LEVEL
     14#define ECHOCARD_HAS_SUPER_INTERLEAVE
     15#define ECHOCARD_HAS_DIGITAL_IO
     16#define ECHOCARD_HAS_DIGITAL_IN_AUTOMUTE
     17#define ECHOCARD_HAS_DIGITAL_MODE_SWITCH
     18#define ECHOCARD_HAS_EXTERNAL_CLOCK
     19#define ECHOCARD_HAS_ADAT	6
     20#define ECHOCARD_HAS_STEREO_BIG_ENDIAN32
     21#define ECHOCARD_HAS_MIDI
     22
     23/* Pipe indexes */
     24#define PX_ANALOG_OUT	0	/* 8 */
     25#define PX_DIGITAL_OUT	8	/* 8 */
     26#define PX_ANALOG_IN	16	/* 8 */
     27#define PX_DIGITAL_IN	24	/* 8 */
     28#define PX_NUM		32
     29
     30/* Bus indexes */
     31#define BX_ANALOG_OUT	0	/* 8 */
     32#define BX_DIGITAL_OUT	8	/* 8 */
     33#define BX_ANALOG_IN	16	/* 8 */
     34#define BX_DIGITAL_IN	24	/* 8 */
     35#define BX_NUM		32
     36
     37
     38#include <linux/delay.h>
     39#include <linux/init.h>
     40#include <linux/interrupt.h>
     41#include <linux/pci.h>
     42#include <linux/module.h>
     43#include <linux/firmware.h>
     44#include <linux/slab.h>
     45#include <linux/io.h>
     46#include <sound/core.h>
     47#include <sound/info.h>
     48#include <sound/control.h>
     49#include <sound/tlv.h>
     50#include <sound/pcm.h>
     51#include <sound/pcm_params.h>
     52#include <sound/asoundef.h>
     53#include <sound/initval.h>
     54#include <sound/rawmidi.h>
     55#include <linux/atomic.h>
     56#include "echoaudio.h"
     57
     58MODULE_FIRMWARE("ea/loader_dsp.fw");
     59MODULE_FIRMWARE("ea/layla24_dsp.fw");
     60MODULE_FIRMWARE("ea/layla24_1_asic.fw");
     61MODULE_FIRMWARE("ea/layla24_2A_asic.fw");
     62MODULE_FIRMWARE("ea/layla24_2S_asic.fw");
     63
     64#define FW_361_LOADER		0
     65#define FW_LAYLA24_DSP		1
     66#define FW_LAYLA24_1_ASIC	2
     67#define FW_LAYLA24_2A_ASIC	3
     68#define FW_LAYLA24_2S_ASIC	4
     69
     70static const struct firmware card_fw[] = {
     71	{0, "loader_dsp.fw"},
     72	{0, "layla24_dsp.fw"},
     73	{0, "layla24_1_asic.fw"},
     74	{0, "layla24_2A_asic.fw"},
     75	{0, "layla24_2S_asic.fw"}
     76};
     77
     78static const struct pci_device_id snd_echo_ids[] = {
     79	{0x1057, 0x3410, 0xECC0, 0x0060, 0, 0, 0},	/* DSP 56361 Layla24 rev.0 */
     80	{0,}
     81};
     82
     83static const struct snd_pcm_hardware pcm_hardware_skel = {
     84	.info = SNDRV_PCM_INFO_MMAP |
     85		SNDRV_PCM_INFO_INTERLEAVED |
     86		SNDRV_PCM_INFO_BLOCK_TRANSFER |
     87		SNDRV_PCM_INFO_MMAP_VALID |
     88		SNDRV_PCM_INFO_PAUSE |
     89		SNDRV_PCM_INFO_SYNC_START,
     90	.formats =	SNDRV_PCM_FMTBIT_U8 |
     91			SNDRV_PCM_FMTBIT_S16_LE |
     92			SNDRV_PCM_FMTBIT_S24_3LE |
     93			SNDRV_PCM_FMTBIT_S32_LE |
     94			SNDRV_PCM_FMTBIT_S32_BE,
     95	.rates =	SNDRV_PCM_RATE_8000_96000,
     96	.rate_min = 8000,
     97	.rate_max = 100000,
     98	.channels_min = 1,
     99	.channels_max = 8,
    100	.buffer_bytes_max = 262144,
    101	.period_bytes_min = 32,
    102	.period_bytes_max = 131072,
    103	.periods_min = 2,
    104	.periods_max = 220,
    105	/* One page (4k) contains 512 instructions. I don't know if the hw
    106	supports lists longer than this. In this case periods_max=220 is a
    107	safe limit to make sure the list never exceeds 512 instructions. */
    108};
    109
    110
    111#include "layla24_dsp.c"
    112#include "echoaudio_dsp.c"
    113#include "echoaudio_gml.c"
    114#include "echoaudio.c"
    115#include "midi.c"