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gerrit-public.fairphone.software / kernel / msm / 866b8695d67e83f47194731d3a7ba55826a7ec70 / . / drivers / staging / go7007 / go7007-priv.h
blob: 005542d16a56d34484c2d350e4ab41238a6c5534 [file] [log] [blame]
Greg Kroah-Hartman866b8692008-02-15 16:53:09 -0800[diff] [blame^]1/*
2 * Copyright (C) 2005-2006 Micronas USA Inc.
3 *
4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License (Version 2) as
6 * published by the Free Software Foundation.
7 *
8 * This program is distributed in the hope that it will be useful,
9 * but WITHOUT ANY WARRANTY; without even the implied warranty of
10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
11 * GNU General Public License for more details.
12 *
13 * You should have received a copy of the GNU General Public License
14 * along with this program; if not, write to the Free Software Foundation,
15 * Inc., 59 Temple Place - Suite 330, Boston MA 02111-1307, USA.
16 */
17
18/*
19 * This is the private include file for the go7007 driver. It should not
20 * be included by anybody but the driver itself, and especially not by
21 * user-space applications.
22 */
23
24struct go7007;
25
26/* IDs to activate board-specific support code */
27#define GO7007_BOARDID_MATRIX_II 0
28#define GO7007_BOARDID_MATRIX_RELOAD 1
29#define GO7007_BOARDID_STAR_TREK 2
30#define GO7007_BOARDID_PCI_VOYAGER 3
31#define GO7007_BOARDID_XMEN 4
32#define GO7007_BOARDID_XMEN_II 5
33#define GO7007_BOARDID_XMEN_III 6
34#define GO7007_BOARDID_MATRIX_REV 7
35#define GO7007_BOARDID_PX_M402U 16
36#define GO7007_BOARDID_PX_TV402U_ANY 17 /* need to check tuner model */
37#define GO7007_BOARDID_PX_TV402U_NA 18 /* detected NTSC tuner */
38#define GO7007_BOARDID_PX_TV402U_EU 19 /* detected PAL tuner */
39#define GO7007_BOARDID_PX_TV402U_JP 20 /* detected NTSC-J tuner */
40#define GO7007_BOARDID_LIFEVIEW_LR192 21 /* TV Walker Ultra */
41#define GO7007_BOARDID_ENDURA 22
42#define GO7007_BOARDID_ADLINK_MPG24 23
43
44/* Various characteristics of each board */
45#define GO7007_BOARD_HAS_AUDIO (1<<0)
46#define GO7007_BOARD_USE_ONBOARD_I2C (1<<1)
47#define GO7007_BOARD_HAS_TUNER (1<<2)
48
49/* Characteristics of sensor devices */
50#define GO7007_SENSOR_VALID_POLAR (1<<0)
51#define GO7007_SENSOR_HREF_POLAR (1<<1)
52#define GO7007_SENSOR_VREF_POLAR (1<<2)
53#define GO7007_SENSOR_FIELD_ID_POLAR (1<<3)
54#define GO7007_SENSOR_BIT_WIDTH (1<<4)
55#define GO7007_SENSOR_VALID_ENABLE (1<<5)
56#define GO7007_SENSOR_656 (1<<6)
57#define GO7007_SENSOR_CONFIG_MASK 0x7f
58#define GO7007_SENSOR_TV (1<<7)
59#define GO7007_SENSOR_VBI (1<<8)
60#define GO7007_SENSOR_SCALING (1<<9)
61
62/* Characteristics of audio sensor devices */
63#define GO7007_AUDIO_I2S_MODE_1 (1)
64#define GO7007_AUDIO_I2S_MODE_2 (2)
65#define GO7007_AUDIO_I2S_MODE_3 (3)
66#define GO7007_AUDIO_BCLK_POLAR (1<<2)
67#define GO7007_AUDIO_WORD_14 (14<<4)
68#define GO7007_AUDIO_WORD_16 (16<<4)
69#define GO7007_AUDIO_ONE_CHANNEL (1<<11)
70#define GO7007_AUDIO_I2S_MASTER (1<<16)
71#define GO7007_AUDIO_OKI_MODE (1<<17)
72
73struct go7007_board_info {
74 char *firmware;
75 unsigned int flags;
76 int hpi_buffer_cap;
77 unsigned int sensor_flags;
78 int sensor_width;
79 int sensor_height;
80 int sensor_framerate;
81 int sensor_h_offset;
82 int sensor_v_offset;
83 unsigned int audio_flags;
84 int audio_rate;
85 int audio_bclk_div;
86 int audio_main_div;
87 int num_i2c_devs;
88 struct {
89 int id;
90 int addr;
91 } i2c_devs[4];
92 int num_inputs;
93 struct {
94 int video_input;
95 int audio_input;
96 char *name;
97 } inputs[4];
98};
99
100struct go7007_hpi_ops {
101 int (*interface_reset)(struct go7007 *go);
102 int (*write_interrupt)(struct go7007 *go, int addr, int data);
103 int (*read_interrupt)(struct go7007 *go);
104 int (*stream_start)(struct go7007 *go);
105 int (*stream_stop)(struct go7007 *go);
106 int (*send_firmware)(struct go7007 *go, u8 *data, int len);
107};
108
109/* The video buffer size must be a multiple of PAGE_SIZE */
110#define GO7007_BUF_PAGES (128 * 1024 / PAGE_SIZE)
111#define GO7007_BUF_SIZE (GO7007_BUF_PAGES << PAGE_SHIFT)
112
113struct go7007_buffer {
114 struct go7007 *go; /* Reverse reference for VMA ops */
115 int index; /* Reverse reference for DQBUF */
116 enum { BUF_STATE_IDLE, BUF_STATE_QUEUED, BUF_STATE_DONE } state;
117 u32 seq;
118 struct timeval timestamp;
119 struct list_head stream;
120 struct page *pages[GO7007_BUF_PAGES + 1]; /* extra for straddling */
121 unsigned long user_addr;
122 unsigned int page_count;
123 unsigned int offset;
124 unsigned int bytesused;
125 unsigned int frame_offset;
126 u32 modet_active;
127 int mapped;
128};
129
130struct go7007_file {
131 struct go7007 *go;
132 struct semaphore lock;
133 int buf_count;
134 struct go7007_buffer *bufs;
135};
136
137#define GO7007_FORMAT_MJPEG 0
138#define GO7007_FORMAT_MPEG4 1
139#define GO7007_FORMAT_MPEG1 2
140#define GO7007_FORMAT_MPEG2 3
141#define GO7007_FORMAT_H263 4
142
143#define GO7007_RATIO_1_1 0
144#define GO7007_RATIO_4_3 1
145#define GO7007_RATIO_16_9 2
146
147enum go7007_parser_state {
148 STATE_DATA,
149 STATE_00,
150 STATE_00_00,
151 STATE_00_00_01,
152 STATE_FF,
153 STATE_VBI_LEN_A,
154 STATE_VBI_LEN_B,
155 STATE_MODET_MAP,
156 STATE_UNPARSED,
157};
158
159struct go7007 {
160 struct device *dev;
161 struct go7007_board_info *board_info;
162 unsigned int board_id;
163 int tuner_type;
164 int channel_number; /* for multi-channel boards like Adlink PCI-MPG24 */
165 char name[64];
166 struct video_device *video_dev;
167 int ref_count;
168 enum { STATUS_INIT, STATUS_ONLINE, STATUS_SHUTDOWN } status;
169 spinlock_t spinlock;
170 struct semaphore hw_lock;
171 int streaming;
172 int in_use;
173 int audio_enabled;
174
175 /* Video input */
176 int input;
177 enum { GO7007_STD_NTSC, GO7007_STD_PAL, GO7007_STD_OTHER } standard;
178 int sensor_framerate;
179 int width;
180 int height;
181 int encoder_h_offset;
182 int encoder_v_offset;
183 unsigned int encoder_h_halve:1;
184 unsigned int encoder_v_halve:1;
185 unsigned int encoder_subsample:1;
186
187 /* Encoder config */
188 int format;
189 int bitrate;
190 int fps_scale;
191 int pali;
192 int aspect_ratio;
193 int gop_size;
194 unsigned int ipb:1;
195 unsigned int closed_gop:1;
196 unsigned int repeat_seqhead:1;
197 unsigned int seq_header_enable:1;
198 unsigned int gop_header_enable:1;
199 unsigned int dvd_mode:1;
200 unsigned int interlace_coding:1;
201
202 /* Motion detection */
203 unsigned int modet_enable:1;
204 struct {
205 unsigned int enable:1;
206 int pixel_threshold;
207 int motion_threshold;
208 int mb_threshold;
209 } modet[4];
210 unsigned char modet_map[1624];
211 unsigned char active_map[216];
212
213 /* Video streaming */
214 struct go7007_buffer *active_buf;
215 enum go7007_parser_state state;
216 int parse_length;
217 u16 modet_word;
218 int seen_frame;
219 u32 next_seq;
220 struct list_head stream;
221 wait_queue_head_t frame_waitq;
222
223 /* Audio streaming */
224 void (*audio_deliver)(struct go7007 *go, u8 *buf, int length);
225 void *snd_context;
226
227 /* I2C */
228 int i2c_adapter_online;
229 struct i2c_adapter i2c_adapter;
230
231 /* HPI driver */
232 struct go7007_hpi_ops *hpi_ops;
233 void *hpi_context;
234 int interrupt_available;
235 wait_queue_head_t interrupt_waitq;
236 unsigned short interrupt_value;
237 unsigned short interrupt_data;
238};
239
240/* All of these must be called with the hpi_lock semaphore held! */
241#define go7007_interface_reset(go) \
242 ((go)->hpi_ops->interface_reset(go))
243#define go7007_write_interrupt(go, x, y) \
244 ((go)->hpi_ops->write_interrupt)((go), (x), (y))
245#define go7007_stream_start(go) \
246 ((go)->hpi_ops->stream_start(go))
247#define go7007_stream_stop(go) \
248 ((go)->hpi_ops->stream_stop(go))
249#define go7007_send_firmware(go, x, y) \
250 ((go)->hpi_ops->send_firmware)((go), (x), (y))
251#define go7007_write_addr(go, x, y) \
252 ((go)->hpi_ops->write_interrupt)((go), (x)|0x8000, (y))
253
254/* go7007-driver.c */
255int go7007_read_addr(struct go7007 *go, u16 addr, u16 *data);
256int go7007_read_interrupt(struct go7007 *go, u16 *value, u16 *data);
257int go7007_boot_encoder(struct go7007 *go, int init_i2c);
258int go7007_reset_encoder(struct go7007 *go);
259int go7007_register_encoder(struct go7007 *go);
260int go7007_start_encoder(struct go7007 *go);
261void go7007_parse_video_stream(struct go7007 *go, u8 *buf, int length);
262struct go7007 *go7007_alloc(struct go7007_board_info *board,
263 struct device *dev);
264void go7007_remove(struct go7007 *go);
265
266/* go7007-fw.c */
267int go7007_construct_fw_image(struct go7007 *go, u8 **fw, int *fwlen);
268
269/* go7007-i2c.c */
270int go7007_i2c_init(struct go7007 *go);
271int go7007_i2c_remove(struct go7007 *go);
272
273/* go7007-v4l2.c */
274int go7007_v4l2_init(struct go7007 *go);
275void go7007_v4l2_remove(struct go7007 *go);
276
277/* snd-go7007.c */
278int go7007_snd_init(struct go7007 *go);
279int go7007_snd_remove(struct go7007 *go);