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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gina20.c (2390B)

      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 ECHOGALS_FAMILY
      8#define ECHOCARD_GINA20
      9#define ECHOCARD_NAME "Gina20"
     10#define ECHOCARD_HAS_MONITOR
     11#define ECHOCARD_HAS_INPUT_GAIN
     12#define ECHOCARD_HAS_DIGITAL_IO
     13#define ECHOCARD_HAS_EXTERNAL_CLOCK
     14#define ECHOCARD_HAS_ADAT	false
     15
     16/* Pipe indexes */
     17#define PX_ANALOG_OUT	0	/* 8 */
     18#define PX_DIGITAL_OUT	8	/* 2 */
     19#define PX_ANALOG_IN	10	/* 2 */
     20#define PX_DIGITAL_IN	12	/* 2 */
     21#define PX_NUM		14
     22
     23/* Bus indexes */
     24#define BX_ANALOG_OUT	0	/* 8 */
     25#define BX_DIGITAL_OUT	8	/* 2 */
     26#define BX_ANALOG_IN	10	/* 2 */
     27#define BX_DIGITAL_IN	12	/* 2 */
     28#define BX_NUM		14
     29
     30
     31#include <linux/delay.h>
     32#include <linux/init.h>
     33#include <linux/interrupt.h>
     34#include <linux/pci.h>
     35#include <linux/module.h>
     36#include <linux/firmware.h>
     37#include <linux/slab.h>
     38#include <linux/io.h>
     39#include <sound/core.h>
     40#include <sound/info.h>
     41#include <sound/control.h>
     42#include <sound/tlv.h>
     43#include <sound/pcm.h>
     44#include <sound/pcm_params.h>
     45#include <sound/asoundef.h>
     46#include <sound/initval.h>
     47#include <linux/atomic.h>
     48#include "echoaudio.h"
     49
     50MODULE_FIRMWARE("ea/gina20_dsp.fw");
     51
     52#define FW_GINA20_DSP	0
     53
     54static const struct firmware card_fw[] = {
     55	{0, "gina20_dsp.fw"}
     56};
     57
     58static const struct pci_device_id snd_echo_ids[] = {
     59	{0x1057, 0x1801, 0xECC0, 0x0020, 0, 0, 0},	/* DSP 56301 Gina20 rev.0 */
     60	{0,}
     61};
     62
     63static const struct snd_pcm_hardware pcm_hardware_skel = {
     64	.info = SNDRV_PCM_INFO_MMAP |
     65		SNDRV_PCM_INFO_INTERLEAVED |
     66		SNDRV_PCM_INFO_BLOCK_TRANSFER |
     67		SNDRV_PCM_INFO_MMAP_VALID |
     68		SNDRV_PCM_INFO_PAUSE |
     69		SNDRV_PCM_INFO_SYNC_START,
     70	.formats =	SNDRV_PCM_FMTBIT_U8 |
     71			SNDRV_PCM_FMTBIT_S16_LE |
     72			SNDRV_PCM_FMTBIT_S24_3LE |
     73			SNDRV_PCM_FMTBIT_S32_LE |
     74			SNDRV_PCM_FMTBIT_S32_BE,
     75	.rates = SNDRV_PCM_RATE_44100 | SNDRV_PCM_RATE_48000,
     76	.rate_min = 44100,
     77	.rate_max = 48000,
     78	.channels_min = 1,
     79	.channels_max = 2,
     80	.buffer_bytes_max = 262144,
     81	.period_bytes_min = 32,
     82	.period_bytes_max = 131072,
     83	.periods_min = 2,
     84	.periods_max = 220,
     85	/* One page (4k) contains 512 instructions. I don't know if the hw
     86	supports lists longer than this. In this case periods_max=220 is a
     87	safe limit to make sure the list never exceeds 512 instructions. */
     88};
     89
     90
     91#include "gina20_dsp.c"
     92#include "echoaudio_dsp.c"
     93#include "echoaudio.c"