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linux/sound/pci/au88x0/au88x0.h
Thomas Gleixner 005fdd53d6 treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 130 
Based on 1 normalized pattern(s):

  this program is free software you can redistribute it and or modify
  it under the terms of the gnu general public license as published by
  the free software foundation either version 2 of the license or at
  your option any later version this program is distributed in the
  hope that it will be useful but without any warranty without even
  the implied warranty of merchantability or fitness for a particular
  purpose see the gnu library general public license for more details
  you should have received a copy of the gnu general public license
  along with this program if not write to the free software foundation
  inc 59 temple place suite 330 boston ma 02111 1307 usa

extracted by the scancode license scanner the SPDX license identifier

  GPL-2.0-or-later

has been chosen to replace the boilerplate/reference in 10 file(s).

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Richard Fontana <rfontana@redhat.com>
Reviewed-by: Allison Randal <allison@lohutok.net>
Reviewed-by: Kate Stewart <kstewart@linuxfoundation.org>
Reviewed-by: Armijn Hemel <armijn@tjaldur.nl>
Cc: linux-spdx@vger.kernel.org
Link: https://lkml.kernel.org/r/20190527063114.579638220@linutronix.de
Link: https://lkml.kernel.org/r/20190524100843.303899865@linutronix.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-05-30 11:25:14 -07:00

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/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
*/
#ifndef __SOUND_AU88X0_H
#define __SOUND_AU88X0_H
#include <linux/pci.h>
#include <linux/io.h>
#include <sound/core.h>
#include <sound/pcm.h>
#include <sound/rawmidi.h>
#include <sound/mpu401.h>
#include <sound/hwdep.h>
#include <sound/ac97_codec.h>
#include <sound/tlv.h>
#ifndef CHIP_AU8820
#include "au88x0_eq.h"
#include "au88x0_a3d.h"
#endif
#ifndef CHIP_AU8810
#include "au88x0_wt.h"
#endif
#define hwread(x,y) readl((x)+(y))
#define hwwrite(x,y,z) writel((z),(x)+(y))
/* Vortex MPU401 defines. */
#define MIDI_CLOCK_DIV 0x61
/* Standart MPU401 defines. */
#define MPU401_RESET 0xff
#define MPU401_ENTER_UART 0x3f
#define MPU401_ACK 0xfe
// Get src register value to convert from x to y.
#define SRC_RATIO(x,y) ((((x<<15)/y) + 1)/2)
/* FIFO software state constants. */
#define FIFO_STOP 0
#define FIFO_START 1
#define FIFO_PAUSE 2
/* IRQ flags */
#define IRQ_ERR_MASK 0x00ff
#define IRQ_FATAL 0x0001
#define IRQ_PARITY 0x0002
#define IRQ_REG 0x0004
#define IRQ_FIFO 0x0008
#define IRQ_DMA 0x0010
#define IRQ_PCMOUT 0x0020 /* PCM OUT page crossing */
#define IRQ_TIMER 0x1000
#define IRQ_MIDI 0x2000
#define IRQ_MODEM 0x4000
/* ADB Resource */
#define VORTEX_RESOURCE_DMA 0x00000000
#define VORTEX_RESOURCE_SRC 0x00000001
#define VORTEX_RESOURCE_MIXIN 0x00000002
#define VORTEX_RESOURCE_MIXOUT 0x00000003
#define VORTEX_RESOURCE_A3D 0x00000004
#define VORTEX_RESOURCE_LAST 0x00000005
/* codec io: VORTEX_CODEC_IO bits */
#define VORTEX_CODEC_ID_SHIFT 24
#define VORTEX_CODEC_WRITE 0x00800000
#define VORTEX_CODEC_ADDSHIFT 16
#define VORTEX_CODEC_ADDMASK 0x7f0000
#define VORTEX_CODEC_DATSHIFT 0
#define VORTEX_CODEC_DATMASK 0xffff
/* Check for SDAC bit in "Extended audio ID" AC97 register */
//#define VORTEX_IS_QUAD(x) (((x)->codec == NULL) ? 0 : ((x)->codec->ext_id&0x80))
#define VORTEX_IS_QUAD(x) ((x)->isquad)
/* Check if chip has bug. */
#define IS_BAD_CHIP(x) (\
(x->rev == 0xfe && x->device == PCI_DEVICE_ID_AUREAL_VORTEX_2) || \
(x->rev == 0xfe && x->device == PCI_DEVICE_ID_AUREAL_ADVANTAGE))
/* PCM devices */
#define VORTEX_PCM_ADB 0
#define VORTEX_PCM_SPDIF 1
#define VORTEX_PCM_A3D 2
#define VORTEX_PCM_WT 3
#define VORTEX_PCM_I2S 4
#define VORTEX_PCM_LAST 5
#define MIX_CAPT(x) (vortex->mixcapt[x])
#define MIX_PLAYB(x) (vortex->mixplayb[x])
#define MIX_SPDIF(x) (vortex->mixspdif[x])
#define NR_WTPB 0x20 /* WT channels per each bank. */
#define NR_PCM 0x10
struct pcm_vol {
struct snd_kcontrol *kctl;
int active;
int dma;
int mixin[4];
int vol[4];
};
/* Structs */
typedef struct {
//int this_08; /* Still unknown */
int fifo_enabled; /* this_24 */
int fifo_status; /* this_1c */
u32 dma_ctrl; /* this_78 (ADB), this_7c (WT) */
int dma_unknown; /* this_74 (ADB), this_78 (WT). WDM: +8 */
int cfg0;
int cfg1;
int nr_ch; /* Nr of PCM channels in use */
int type; /* Output type (ac97, a3d, spdif, i2s, dsp) */
int dma; /* Hardware DMA index. */
int dir; /* Stream Direction. */
u32 resources[5];
/* Virtual page extender stuff */
int nr_periods;
int period_bytes;
int period_real;
int period_virt;
struct snd_pcm_substream *substream;
} stream_t;
typedef struct snd_vortex vortex_t;
struct snd_vortex {
/* ALSA structs. */
struct snd_card *card;
struct snd_pcm *pcm[VORTEX_PCM_LAST];
struct snd_rawmidi *rmidi; /* Legacy Midi interface. */
struct snd_ac97 *codec;
/* Stream structs. */
stream_t dma_adb[NR_ADB];
int spdif_sr;
#ifndef CHIP_AU8810
stream_t dma_wt[NR_WT];
wt_voice_t wt_voice[NR_WT]; /* WT register cache. */
char mixwt[(NR_WT / NR_WTPB) * 6]; /* WT mixin objects */
#endif
/* Global resources */
s8 mixcapt[2];
s8 mixplayb[4];
#ifndef CHIP_AU8820
s8 mixspdif[2];
s8 mixa3d[2]; /* mixers which collect all a3d streams. */
s8 mixxtlk[2]; /* crosstalk canceler mixer inputs. */
#endif
u32 fixed_res[5];
#ifndef CHIP_AU8820
/* Hardware equalizer structs */
eqlzr_t eq;
/* A3D structs */
a3dsrc_t a3d[NR_A3D];
/* Xtalk canceler */
int xt_mode; /* 1: speakers, 0:headphones. */
#endif
struct pcm_vol pcm_vol[NR_PCM];
int isquad; /* cache of extended ID codec flag. */
/* Gameport stuff. */
struct gameport *gameport;
/* PCI hardware resources */
unsigned long io;
void __iomem *mmio;
unsigned int irq;
spinlock_t lock;
/* PCI device */
struct pci_dev *pci_dev;
u16 vendor;
u16 device;
u8 rev;
};
/* Functions. */
/* SRC */
static void vortex_adb_setsrc(vortex_t * vortex, int adbdma,
unsigned int cvrt, int dir);
/* DMA Engines. */
static void vortex_adbdma_setbuffers(vortex_t * vortex, int adbdma,
int size, int count);
static void vortex_adbdma_setmode(vortex_t * vortex, int adbdma, int ie,
int dir, int fmt, int d,
u32 offset);
static void vortex_adbdma_setstartbuffer(vortex_t * vortex, int adbdma, int sb);
#ifndef CHIP_AU8810
static void vortex_wtdma_setbuffers(vortex_t * vortex, int wtdma,
int size, int count);
static void vortex_wtdma_setmode(vortex_t * vortex, int wtdma, int ie, int fmt, int d, /*int e, */
u32 offset);
static void vortex_wtdma_setstartbuffer(vortex_t * vortex, int wtdma, int sb);
#endif
static void vortex_adbdma_startfifo(vortex_t * vortex, int adbdma);
//static void vortex_adbdma_stopfifo(vortex_t *vortex, int adbdma);
static void vortex_adbdma_pausefifo(vortex_t * vortex, int adbdma);
static void vortex_adbdma_resumefifo(vortex_t * vortex, int adbdma);
static inline int vortex_adbdma_getlinearpos(vortex_t * vortex, int adbdma);
static void vortex_adbdma_resetup(vortex_t *vortex, int adbdma);
#ifndef CHIP_AU8810
static void vortex_wtdma_startfifo(vortex_t * vortex, int wtdma);
static void vortex_wtdma_stopfifo(vortex_t * vortex, int wtdma);
static void vortex_wtdma_pausefifo(vortex_t * vortex, int wtdma);
static void vortex_wtdma_resumefifo(vortex_t * vortex, int wtdma);
static inline int vortex_wtdma_getlinearpos(vortex_t * vortex, int wtdma);
#endif
/* global stuff. */
static void vortex_codec_init(vortex_t * vortex);
static void vortex_codec_write(struct snd_ac97 * codec, unsigned short addr,
unsigned short data);
static unsigned short vortex_codec_read(struct snd_ac97 * codec, unsigned short addr);
static void vortex_spdif_init(vortex_t * vortex, int spdif_sr, int spdif_mode);
static int vortex_core_init(vortex_t * card);
static int vortex_core_shutdown(vortex_t * card);
static void vortex_enable_int(vortex_t * card);
static irqreturn_t vortex_interrupt(int irq, void *dev_id);
static int vortex_alsafmt_aspfmt(snd_pcm_format_t alsafmt, vortex_t *v);
/* Connection stuff. */
static void vortex_connect_default(vortex_t * vortex, int en);
static int vortex_adb_allocroute(vortex_t * vortex, int dma, int nr_ch,
int dir, int type, int subdev);
static char vortex_adb_checkinout(vortex_t * vortex, int resmap[], int out,
int restype);
#ifndef CHIP_AU8810
static int vortex_wt_allocroute(vortex_t * vortex, int dma, int nr_ch);
static void vortex_wt_connect(vortex_t * vortex, int en);
static void vortex_wt_init(vortex_t * vortex);
#endif
static void vortex_route(vortex_t * vortex, int en, unsigned char channel,
unsigned char source, unsigned char dest);
#if 0
static void vortex_routes(vortex_t * vortex, int en, unsigned char channel,
unsigned char source, unsigned char dest0,
unsigned char dest1);
#endif
static void vortex_connection_mixin_mix(vortex_t * vortex, int en,
unsigned char mixin,
unsigned char mix, int a);
static void vortex_mix_setinputvolumebyte(vortex_t * vortex,
unsigned char mix, int mixin,
unsigned char vol);
static void vortex_mix_setvolumebyte(vortex_t * vortex, unsigned char mix,
unsigned char vol);
/* A3D functions. */
#ifndef CHIP_AU8820
static void vortex_Vort3D_enable(vortex_t * v);
static void vortex_Vort3D_disable(vortex_t * v);
static void vortex_Vort3D_connect(vortex_t * vortex, int en);
static void vortex_Vort3D_InitializeSource(a3dsrc_t *a, int en, vortex_t *v);
#endif
/* Driver stuff. */
static int vortex_gameport_register(vortex_t * card);
static void vortex_gameport_unregister(vortex_t * card);
#ifndef CHIP_AU8820
static int vortex_eq_init(vortex_t * vortex);
static int vortex_eq_free(vortex_t * vortex);
#endif
/* ALSA stuff. */
static int snd_vortex_new_pcm(vortex_t * vortex, int idx, int nr);
static int snd_vortex_mixer(vortex_t * vortex);
static int snd_vortex_midi(vortex_t * vortex);
#endif
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