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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gina24.c (3347B)


      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_GINA24
      9#define ECHOCARD_NAME "Gina24"
     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
     22/* Pipe indexes */
     23#define PX_ANALOG_OUT	0	/* 8 */
     24#define PX_DIGITAL_OUT	8	/* 8 */
     25#define PX_ANALOG_IN	16	/* 2 */
     26#define PX_DIGITAL_IN	18	/* 8 */
     27#define PX_NUM		26
     28
     29/* Bus indexes */
     30#define BX_ANALOG_OUT	0	/* 8 */
     31#define BX_DIGITAL_OUT	8	/* 8 */
     32#define BX_ANALOG_IN	16	/* 2 */
     33#define BX_DIGITAL_IN	18	/* 8 */
     34#define BX_NUM		26
     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 <linux/atomic.h>
     54#include "echoaudio.h"
     55
     56MODULE_FIRMWARE("ea/loader_dsp.fw");
     57MODULE_FIRMWARE("ea/gina24_301_dsp.fw");
     58MODULE_FIRMWARE("ea/gina24_361_dsp.fw");
     59MODULE_FIRMWARE("ea/gina24_301_asic.fw");
     60MODULE_FIRMWARE("ea/gina24_361_asic.fw");
     61
     62#define FW_361_LOADER		0
     63#define FW_GINA24_301_DSP	1
     64#define FW_GINA24_361_DSP	2
     65#define FW_GINA24_301_ASIC	3
     66#define FW_GINA24_361_ASIC	4
     67
     68static const struct firmware card_fw[] = {
     69	{0, "loader_dsp.fw"},
     70	{0, "gina24_301_dsp.fw"},
     71	{0, "gina24_361_dsp.fw"},
     72	{0, "gina24_301_asic.fw"},
     73	{0, "gina24_361_asic.fw"}
     74};
     75
     76static const struct pci_device_id snd_echo_ids[] = {
     77	{0x1057, 0x1801, 0xECC0, 0x0050, 0, 0, 0},	/* DSP 56301 Gina24 rev.0 */
     78	{0x1057, 0x1801, 0xECC0, 0x0051, 0, 0, 0},	/* DSP 56301 Gina24 rev.1 */
     79	{0x1057, 0x3410, 0xECC0, 0x0050, 0, 0, 0},	/* DSP 56361 Gina24 rev.0 */
     80	{0x1057, 0x3410, 0xECC0, 0x0051, 0, 0, 0},	/* DSP 56361 Gina24 rev.1 */
     81	{0,}
     82};
     83
     84static const struct snd_pcm_hardware pcm_hardware_skel = {
     85	.info = SNDRV_PCM_INFO_MMAP |
     86		SNDRV_PCM_INFO_INTERLEAVED |
     87		SNDRV_PCM_INFO_BLOCK_TRANSFER |
     88		SNDRV_PCM_INFO_MMAP_VALID |
     89		SNDRV_PCM_INFO_PAUSE |
     90		SNDRV_PCM_INFO_SYNC_START,
     91	.formats =	SNDRV_PCM_FMTBIT_U8 |
     92			SNDRV_PCM_FMTBIT_S16_LE |
     93			SNDRV_PCM_FMTBIT_S24_3LE |
     94			SNDRV_PCM_FMTBIT_S32_LE |
     95			SNDRV_PCM_FMTBIT_S32_BE,
     96	.rates = 	SNDRV_PCM_RATE_8000_48000 |
     97			SNDRV_PCM_RATE_88200 |
     98			SNDRV_PCM_RATE_96000,
     99	.rate_min = 8000,
    100	.rate_max = 96000,
    101	.channels_min = 1,
    102	.channels_max = 8,
    103	.buffer_bytes_max = 262144,
    104	.period_bytes_min = 32,
    105	.period_bytes_max = 131072,
    106	.periods_min = 2,
    107	.periods_max = 220,
    108	/* One page (4k) contains 512 instructions. I don't know if the hw
    109	supports lists longer than this. In this case periods_max=220 is a
    110	safe limit to make sure the list never exceeds 512 instructions.
    111	220 ~= (512 - 1 - (BUFFER_BYTES_MAX / PAGE_SIZE)) / 2 */
    112};
    113
    114#include "gina24_dsp.c"
    115#include "echoaudio_dsp.c"
    116#include "echoaudio_gml.c"
    117#include "echoaudio.c"