summaryrefslogtreecommitdiff
path: root/drivers/media/pci/ddbridge/ddbridge.h
blob: b834449e78f8ce25297dcdb336b6e7d660a85f4f (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
/* SPDX-License-Identifier: GPL-2.0 */
/*
 * ddbridge.h: Digital Devices PCIe bridge driver
 *
 * Copyright (C) 2010-2017 Digital Devices GmbH
 *                         Ralph Metzler <rmetzler@digitaldevices.de>
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * version 2 only, as published by the Free Software Foundation.
 *
 * 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 General Public License for more details.
 */

#ifndef _DDBRIDGE_H_
#define _DDBRIDGE_H_

#include <linux/clk.h>
#include <linux/completion.h>
#include <linux/delay.h>
#include <linux/device.h>
#include <linux/dvb/ca.h>
#include <linux/gpio.h>
#include <linux/i2c.h>
#include <linux/init.h>
#include <linux/interrupt.h>
#include <linux/io.h>
#include <linux/kthread.h>
#include <linux/module.h>
#include <linux/mutex.h>
#include <linux/pci.h>
#include <linux/platform_device.h>
#include <linux/poll.h>
#include <linux/sched.h>
#include <linux/slab.h>
#include <linux/socket.h>
#include <linux/spi/spi.h>
#include <linux/swab.h>
#include <linux/timer.h>
#include <linux/types.h>
#include <linux/uaccess.h>
#include <linux/vmalloc.h>
#include <linux/workqueue.h>

#include <asm/dma.h>
#include <asm/irq.h>

#include <media/dmxdev.h>
#include <media/dvb_ca_en50221.h>
#include <media/dvb_demux.h>
#include <media/dvbdev.h>
#include <media/dvb_frontend.h>
#include <media/dvb_net.h>
#include <media/dvb_ringbuffer.h>

#define DDBRIDGE_VERSION "0.9.33-integrated"

#define DDB_MAX_I2C    32
#define DDB_MAX_PORT   32
#define DDB_MAX_INPUT  64
#define DDB_MAX_OUTPUT 32
#define DDB_MAX_LINK    4
#define DDB_LINK_SHIFT 28

#define DDB_LINK_TAG(_x) (_x << DDB_LINK_SHIFT)

struct ddb_regset {
	u32 base;
	u32 num;
	u32 size;
};

struct ddb_regmap {
	u32 irq_base_i2c;
	u32 irq_base_idma;
	u32 irq_base_odma;

	const struct ddb_regset *i2c;
	const struct ddb_regset *i2c_buf;
	const struct ddb_regset *idma;
	const struct ddb_regset *idma_buf;
	const struct ddb_regset *odma;
	const struct ddb_regset *odma_buf;

	const struct ddb_regset *input;
	const struct ddb_regset *output;

	const struct ddb_regset *channel;
};

struct ddb_ids {
	u16 vendor;
	u16 device;
	u16 subvendor;
	u16 subdevice;

	u32 hwid;
	u32 regmapid;
	u32 devid;
	u32 mac;
};

struct ddb_info {
	int   type;
#define DDB_NONE            0
#define DDB_OCTOPUS         1
#define DDB_OCTOPUS_CI      2
#define DDB_OCTOPUS_MAX     5
#define DDB_OCTOPUS_MAX_CT  6
#define DDB_OCTOPUS_MCI     9
	char *name;
	u32   i2c_mask;
	u32   board_control;
	u32   board_control_2;

	u8    port_num;
	u8    led_num;
	u8    fan_num;
	u8    temp_num;
	u8    temp_bus;
	u8    con_clock; /* use a continuous clock */
	u8    ts_quirks;
#define TS_QUIRK_SERIAL   1
#define TS_QUIRK_REVERSED 2
#define TS_QUIRK_ALT_OSC  8
	u8    mci_ports;
	u8    mci_type;

	u32   tempmon_irq;
	const struct ddb_regmap *regmap;
};

#define DMA_MAX_BUFS 32      /* hardware table limit */

struct ddb;
struct ddb_port;

struct ddb_dma {
	void                  *io;
	u32                    regs;
	u32                    bufregs;

	dma_addr_t             pbuf[DMA_MAX_BUFS];
	u8                    *vbuf[DMA_MAX_BUFS];
	u32                    num;
	u32                    size;
	u32                    div;
	u32                    bufval;

	struct work_struct     work;
	spinlock_t             lock; /* DMA lock */
	wait_queue_head_t      wq;
	int                    running;
	u32                    stat;
	u32                    ctrl;
	u32                    cbuf;
	u32                    coff;
};

struct ddb_dvb {
	struct dvb_adapter    *adap;
	int                    adap_registered;
	struct dvb_device     *dev;
	struct i2c_client     *i2c_client[1];
	struct dvb_frontend   *fe;
	struct dvb_frontend   *fe2;
	struct dmxdev          dmxdev;
	struct dvb_demux       demux;
	struct dvb_net         dvbnet;
	struct dmx_frontend    hw_frontend;
	struct dmx_frontend    mem_frontend;
	int                    users;
	u32                    attached;
	u8                     input;

	enum fe_sec_tone_mode  tone;
	enum fe_sec_voltage    voltage;

	int (*i2c_gate_ctrl)(struct dvb_frontend *, int);
	int (*set_voltage)(struct dvb_frontend *fe,
			   enum fe_sec_voltage voltage);
	int (*set_input)(struct dvb_frontend *fe, int input);
	int (*diseqc_send_master_cmd)(struct dvb_frontend *fe,
				      struct dvb_diseqc_master_cmd *cmd);
};

struct ddb_ci {
	struct dvb_ca_en50221  en;
	struct ddb_port       *port;
	u32                    nr;
};

struct ddb_io {
	struct ddb_port       *port;
	u32                    nr;
	u32                    regs;
	struct ddb_dma        *dma;
	struct ddb_io         *redo;
	struct ddb_io         *redi;
};

#define ddb_output ddb_io
#define ddb_input ddb_io

struct ddb_i2c {
	struct ddb            *dev;
	u32                    nr;
	u32                    regs;
	u32                    link;
	struct i2c_adapter     adap;
	u32                    rbuf;
	u32                    wbuf;
	u32                    bsize;
	struct completion      completion;
};

struct ddb_port {
	struct ddb            *dev;
	u32                    nr;
	u32                    pnr;
	u32                    regs;
	u32                    lnr;
	struct ddb_i2c        *i2c;
	struct mutex           i2c_gate_lock; /* I2C access lock */
	u32                    class;
#define DDB_PORT_NONE           0
#define DDB_PORT_CI             1
#define DDB_PORT_TUNER          2
#define DDB_PORT_LOOP           3
	char                   *name;
	char                   *type_name;
	u32                     type;
#define DDB_TUNER_DUMMY          0xffffffff
#define DDB_TUNER_NONE           0
#define DDB_TUNER_DVBS_ST        1
#define DDB_TUNER_DVBS_ST_AA     2
#define DDB_TUNER_DVBCT_TR       3
#define DDB_TUNER_DVBCT_ST       4
#define DDB_CI_INTERNAL          5
#define DDB_CI_EXTERNAL_SONY     6
#define DDB_TUNER_DVBCT2_SONY_P  7
#define DDB_TUNER_DVBC2T2_SONY_P 8
#define DDB_TUNER_ISDBT_SONY_P   9
#define DDB_TUNER_DVBS_STV0910_P 10
#define DDB_TUNER_MXL5XX         11
#define DDB_CI_EXTERNAL_XO2      12
#define DDB_CI_EXTERNAL_XO2_B    13
#define DDB_TUNER_DVBS_STV0910_PR 14
#define DDB_TUNER_DVBC2T2I_SONY_P 15

#define DDB_TUNER_XO2            32
#define DDB_TUNER_DVBS_STV0910   (DDB_TUNER_XO2 + 0)
#define DDB_TUNER_DVBCT2_SONY    (DDB_TUNER_XO2 + 1)
#define DDB_TUNER_ISDBT_SONY     (DDB_TUNER_XO2 + 2)
#define DDB_TUNER_DVBC2T2_SONY   (DDB_TUNER_XO2 + 3)
#define DDB_TUNER_ATSC_ST        (DDB_TUNER_XO2 + 4)
#define DDB_TUNER_DVBC2T2I_SONY  (DDB_TUNER_XO2 + 5)

#define DDB_TUNER_MCI            48
#define DDB_TUNER_MCI_SX8        (DDB_TUNER_MCI + 0)

	struct ddb_input      *input[2];
	struct ddb_output     *output;
	struct dvb_ca_en50221 *en;
	u8                     en_freedata;
	struct ddb_dvb         dvb[2];
	u32                    gap;
	u32                    obr;
	u8                     creg;
};

#define CM_STARTUP_DELAY 2
#define CM_AVERAGE  20
#define CM_GAIN     10

#define HW_LSB_SHIFT    12
#define HW_LSB_MASK     0x1000

#define CM_IDLE    0
#define CM_STARTUP 1
#define CM_ADJUST  2

#define TS_CAPTURE_LEN  (4096)

struct ddb_lnb {
	struct mutex           lock; /* lock lnb access */
	u32                    tone;
	enum fe_sec_voltage    oldvoltage[4];
	u32                    voltage[4];
	u32                    voltages;
	u32                    fmode;
};

struct ddb_irq {
	void                   (*handler)(void *);
	void                  *data;
};

struct ddb_link {
	struct ddb            *dev;
	const struct ddb_info *info;
	u32                    nr;
	u32                    regs;
	spinlock_t             lock; /* lock link access */
	struct mutex           flash_mutex; /* lock flash access */
	struct ddb_lnb         lnb;
	struct tasklet_struct  tasklet;
	struct ddb_ids         ids;

	spinlock_t             temp_lock; /* lock temp chip access */
	int                    overtemperature_error;
	u8                     temp_tab[11];
	struct ddb_irq         irq[256];
};

struct ddb {
	struct pci_dev          *pdev;
	struct platform_device  *pfdev;
	struct device           *dev;

	int                      msi;
	struct workqueue_struct *wq;
	u32                      has_dma;

	struct ddb_link          link[DDB_MAX_LINK];
	unsigned char __iomem   *regs;
	u32                      regs_len;
	u32                      port_num;
	struct ddb_port          port[DDB_MAX_PORT];
	u32                      i2c_num;
	struct ddb_i2c           i2c[DDB_MAX_I2C];
	struct ddb_input         input[DDB_MAX_INPUT];
	struct ddb_output        output[DDB_MAX_OUTPUT];
	struct dvb_adapter       adap[DDB_MAX_INPUT];
	struct ddb_dma           idma[DDB_MAX_INPUT];
	struct ddb_dma           odma[DDB_MAX_OUTPUT];

	struct device           *ddb_dev;
	u32                      ddb_dev_users;
	u32                      nr;
	u8                       iobuf[1028];

	u8                       leds;
	u32                      ts_irq;
	u32                      i2c_irq;

	struct mutex             mutex; /* lock access to global ddb array */

	u8                       tsbuf[TS_CAPTURE_LEN];
};

/****************************************************************************/
/****************************************************************************/
/****************************************************************************/

int ddbridge_flashread(struct ddb *dev, u32 link, u8 *buf, u32 addr, u32 len);

/****************************************************************************/

/* ddbridge-core.c */
struct ddb_irq *ddb_irq_set(struct ddb *dev, u32 link, u32 nr,
			    void (*handler)(void *), void *data);
void ddb_ports_detach(struct ddb *dev);
void ddb_ports_release(struct ddb *dev);
void ddb_buffers_free(struct ddb *dev);
void ddb_device_destroy(struct ddb *dev);
irqreturn_t ddb_irq_handler0(int irq, void *dev_id);
irqreturn_t ddb_irq_handler1(int irq, void *dev_id);
irqreturn_t ddb_irq_handler(int irq, void *dev_id);
void ddb_ports_init(struct ddb *dev);
int ddb_buffers_alloc(struct ddb *dev);
int ddb_ports_attach(struct ddb *dev);
int ddb_device_create(struct ddb *dev);
int ddb_init(struct ddb *dev);
void ddb_unmap(struct ddb *dev);
int ddb_exit_ddbridge(int stage, int error);
int ddb_init_ddbridge(void);

#endif /* DDBRIDGE_H */