1/* SPDX-License-Identifier: GPL-2.0-or-later */
2/*
3 bt878.h - Bt878 audio module (register offsets)
4
5 Copyright (C) 2002 Peter Hettkamp <peter.hettkamp@htp-tel.de>
6
7*/
8
9#ifndef _BT878_H_
10#define _BT878_H_
11
12#include <linux/interrupt.h>
13#include <linux/pci.h>
14#include <linux/sched.h>
15#include <linux/spinlock.h>
16#include <linux/mutex.h>
17
18#include "bt848.h"
19#include "bttv.h"
20
21#define BT878_VERSION_CODE 0x000000
22
23#define BT878_AINT_STAT 0x100
24#define BT878_ARISCS (0xf<<28)
25#define BT878_ARISC_EN (1<<27)
26#define BT878_ASCERR (1<<19)
27#define BT878_AOCERR (1<<18)
28#define BT878_APABORT (1<<17)
29#define BT878_ARIPERR (1<<16)
30#define BT878_APPERR (1<<15)
31#define BT878_AFDSR (1<<14)
32#define BT878_AFTRGT (1<<13)
33#define BT878_AFBUS (1<<12)
34#define BT878_ARISCI (1<<11)
35#define BT878_AOFLOW (1<<3)
36
37#define BT878_AINT_MASK 0x104
38
39#define BT878_AGPIO_DMA_CTL 0x10c
40#define BT878_A_GAIN (0xf<<28)
41#define BT878_A_G2X (1<<27)
42#define BT878_A_PWRDN (1<<26)
43#define BT878_A_SEL (3<<24)
44#define BT878_DA_SCE (1<<23)
45#define BT878_DA_LRI (1<<22)
46#define BT878_DA_MLB (1<<21)
47#define BT878_DA_LRD (0x1f<<16)
48#define BT878_DA_DPM (1<<15)
49#define BT878_DA_SBR (1<<14)
50#define BT878_DA_ES2 (1<<13)
51#define BT878_DA_LMT (1<<12)
52#define BT878_DA_SDR (0xf<<8)
53#define BT878_DA_IOM (3<<6)
54#define BT878_DA_APP (1<<5)
55#define BT878_ACAP_EN (1<<4)
56#define BT878_PKTP (3<<2)
57#define BT878_RISC_EN (1<<1)
58#define BT878_FIFO_EN 1
59
60#define BT878_APACK_LEN 0x110
61#define BT878_AFP_LEN (0xff<<16)
62#define BT878_ALP_LEN 0xfff
63
64#define BT878_ARISC_START 0x114
65
66#define BT878_ARISC_PC 0x120
67
68/* BT878 FUNCTION 0 REGISTERS */
69#define BT878_GPIO_DMA_CTL 0x10c
70
71/* Interrupt register */
72#define BT878_INT_STAT 0x100
73#define BT878_INT_MASK 0x104
74#define BT878_I2CRACK (1<<25)
75#define BT878_I2CDONE (1<<8)
76
77#define BT878_MAX 4
78
79#define BT878_RISC_SYNC_MASK (1 << 15)
80
81
82#define BTTV_BOARD_UNKNOWN 0x00
83#define BTTV_BOARD_PINNACLESAT 0x5e
84#define BTTV_BOARD_NEBULA_DIGITV 0x68
85#define BTTV_BOARD_PC_HDTV 0x70
86#define BTTV_BOARD_TWINHAN_DST 0x71
87#define BTTV_BOARD_AVDVBT_771 0x7b
88#define BTTV_BOARD_AVDVBT_761 0x7c
89#define BTTV_BOARD_DVICO_DVBT_LITE 0x80
90#define BTTV_BOARD_DVICO_FUSIONHDTV_5_LITE 0x87
91
92extern int bt878_num;
93
94struct bt878 {
95 struct mutex gpio_lock;
96 unsigned int nr;
97 unsigned int bttv_nr;
98 struct i2c_adapter *adapter;
99 struct pci_dev *dev;
100 unsigned int id;
101 unsigned int TS_Size;
102 unsigned char revision;
103 unsigned int irq;
104 unsigned long bt878_adr;
105 volatile void __iomem *bt878_mem; /* function 1 */
106
107 volatile u32 finished_block;
108 volatile u32 last_block;
109 u32 block_count;
110 u32 block_bytes;
111 u32 line_bytes;
112 u32 line_count;
113
114 u32 buf_size;
115 u8 *buf_cpu;
116 dma_addr_t buf_dma;
117
118 u32 risc_size;
119 __le32 *risc_cpu;
120 dma_addr_t risc_dma;
121 u32 risc_pos;
122
123 struct tasklet_struct tasklet;
124 int shutdown;
125};
126
127extern struct bt878 bt878[BT878_MAX];
128
129void bt878_start(struct bt878 *bt, u32 controlreg, u32 op_sync_orin,
130 u32 irq_err_ignore);
131void bt878_stop(struct bt878 *bt);
132
133#define bmtwrite(dat,adr) writel((dat), (adr))
134#define bmtread(adr) readl(adr)
135
136#endif
137

source code of linux/drivers/media/pci/bt8xx/bt878.h