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 24#include <media/v4l2-device.h> 25 26struct go7007; 27 28/* IDs to activate board-specific support code */ 29#define GO7007_BOARDID_MATRIX_II 0 30#define GO7007_BOARDID_MATRIX_RELOAD 1 31#define GO7007_BOARDID_STAR_TREK 2 32#define GO7007_BOARDID_PCI_VOYAGER 3 33#define GO7007_BOARDID_XMEN 4 34#define GO7007_BOARDID_XMEN_II 5 35#define GO7007_BOARDID_XMEN_III 6 36#define GO7007_BOARDID_MATRIX_REV 7 37#define GO7007_BOARDID_PX_M402U 16 38#define GO7007_BOARDID_PX_TV402U_ANY 17 /* need to check tuner model */ 39#define GO7007_BOARDID_PX_TV402U_NA 18 /* detected NTSC tuner */ 40#define GO7007_BOARDID_PX_TV402U_EU 19 /* detected PAL tuner */ 41#define GO7007_BOARDID_PX_TV402U_JP 20 /* detected NTSC-J tuner */ 42#define GO7007_BOARDID_LIFEVIEW_LR192 21 /* TV Walker Ultra */ 43#define GO7007_BOARDID_ENDURA 22 44#define GO7007_BOARDID_ADLINK_MPG24 23 45#define GO7007_BOARDID_SENSORAY_2250 24 /* Sensoray 2250/2251 */ 46 47/* Various characteristics of each board */ 48#define GO7007_BOARD_HAS_AUDIO (1<<0) 49#define GO7007_BOARD_USE_ONBOARD_I2C (1<<1) 50#define GO7007_BOARD_HAS_TUNER (1<<2) 51 52/* Characteristics of sensor devices */ 53#define GO7007_SENSOR_VALID_POLAR (1<<0) 54#define GO7007_SENSOR_HREF_POLAR (1<<1) 55#define GO7007_SENSOR_VREF_POLAR (1<<2) 56#define GO7007_SENSOR_FIELD_ID_POLAR (1<<3) 57#define GO7007_SENSOR_BIT_WIDTH (1<<4) 58#define GO7007_SENSOR_VALID_ENABLE (1<<5) 59#define GO7007_SENSOR_656 (1<<6) 60#define GO7007_SENSOR_CONFIG_MASK 0x7f 61#define GO7007_SENSOR_TV (1<<7) 62#define GO7007_SENSOR_VBI (1<<8) 63#define GO7007_SENSOR_SCALING (1<<9) 64 65/* Characteristics of audio sensor devices */ 66#define GO7007_AUDIO_I2S_MODE_1 (1) 67#define GO7007_AUDIO_I2S_MODE_2 (2) 68#define GO7007_AUDIO_I2S_MODE_3 (3) 69#define GO7007_AUDIO_BCLK_POLAR (1<<2) 70#define GO7007_AUDIO_WORD_14 (14<<4) 71#define GO7007_AUDIO_WORD_16 (16<<4) 72#define GO7007_AUDIO_ONE_CHANNEL (1<<11) 73#define GO7007_AUDIO_I2S_MASTER (1<<16) 74#define GO7007_AUDIO_OKI_MODE (1<<17) 75 76struct go7007_board_info { 77 char *firmware; 78 unsigned int flags; 79 int hpi_buffer_cap; 80 unsigned int sensor_flags; 81 int sensor_width; 82 int sensor_height; 83 int sensor_framerate; 84 int sensor_h_offset; 85 int sensor_v_offset; 86 unsigned int audio_flags; 87 int audio_rate; 88 int audio_bclk_div; 89 int audio_main_div; 90 int num_i2c_devs; 91 struct { 92 const char *type; 93 int id; 94 int addr; 95 } i2c_devs[4]; 96 int num_inputs; 97 struct { 98 int video_input; 99 int audio_input; 100 char *name; 101 } inputs[4]; 102}; 103 104struct go7007_hpi_ops { 105 int (*interface_reset)(struct go7007 *go); 106 int (*write_interrupt)(struct go7007 *go, int addr, int data); 107 int (*read_interrupt)(struct go7007 *go); 108 int (*stream_start)(struct go7007 *go); 109 int (*stream_stop)(struct go7007 *go); 110 int (*send_firmware)(struct go7007 *go, u8 *data, int len); 111 int (*send_command)(struct go7007 *go, unsigned int cmd, void *arg); 112}; 113 114/* The video buffer size must be a multiple of PAGE_SIZE */ 115#define GO7007_BUF_PAGES (128 * 1024 / PAGE_SIZE) 116#define GO7007_BUF_SIZE (GO7007_BUF_PAGES << PAGE_SHIFT) 117 118struct go7007_buffer { 119 struct go7007 *go; /* Reverse reference for VMA ops */ 120 int index; /* Reverse reference for DQBUF */ 121 enum { BUF_STATE_IDLE, BUF_STATE_QUEUED, BUF_STATE_DONE } state; 122 u32 seq; 123 struct timeval timestamp; 124 struct list_head stream; 125 struct page *pages[GO7007_BUF_PAGES + 1]; /* extra for straddling */ 126 unsigned long user_addr; 127 unsigned int page_count; 128 unsigned int offset; 129 unsigned int bytesused; 130 unsigned int frame_offset; 131 u32 modet_active; 132 int mapped; 133}; 134 135struct go7007_file { 136 struct go7007 *go; 137 struct mutex lock; 138 int buf_count; 139 struct go7007_buffer *bufs; 140}; 141 142#define GO7007_FORMAT_MJPEG 0 143#define GO7007_FORMAT_MPEG4 1 144#define GO7007_FORMAT_MPEG1 2 145#define GO7007_FORMAT_MPEG2 3 146#define GO7007_FORMAT_H263 4 147 148#define GO7007_RATIO_1_1 0 149#define GO7007_RATIO_4_3 1 150#define GO7007_RATIO_16_9 2 151 152enum go7007_parser_state { 153 STATE_DATA, 154 STATE_00, 155 STATE_00_00, 156 STATE_00_00_01, 157 STATE_FF, 158 STATE_VBI_LEN_A, 159 STATE_VBI_LEN_B, 160 STATE_MODET_MAP, 161 STATE_UNPARSED, 162}; 163 164struct go7007 { 165 struct device *dev; 166 struct go7007_board_info *board_info; 167 unsigned int board_id; 168 int tuner_type; 169 int channel_number; /* for multi-channel boards like Adlink PCI-MPG24 */ 170 char name[64]; 171 struct video_device *video_dev; 172 struct v4l2_device v4l2_dev; 173 int ref_count; 174 enum { STATUS_INIT, STATUS_ONLINE, STATUS_SHUTDOWN } status; 175 spinlock_t spinlock; 176 struct mutex hw_lock; 177 int streaming; 178 int in_use; 179 int audio_enabled; 180 181 /* Video input */ 182 int input; 183 enum { GO7007_STD_NTSC, GO7007_STD_PAL, GO7007_STD_OTHER } standard; 184 int sensor_framerate; 185 int width; 186 int height; 187 int encoder_h_offset; 188 int encoder_v_offset; 189 unsigned int encoder_h_halve:1; 190 unsigned int encoder_v_halve:1; 191 unsigned int encoder_subsample:1; 192 193 /* Encoder config */ 194 int format; 195 int bitrate; 196 int fps_scale; 197 int pali; 198 int aspect_ratio; 199 int gop_size; 200 unsigned int ipb:1; 201 unsigned int closed_gop:1; 202 unsigned int repeat_seqhead:1; 203 unsigned int seq_header_enable:1; 204 unsigned int gop_header_enable:1; 205 unsigned int dvd_mode:1; 206 unsigned int interlace_coding:1; 207 208 /* Motion detection */ 209 unsigned int modet_enable:1; 210 struct { 211 unsigned int enable:1; 212 int pixel_threshold; 213 int motion_threshold; 214 int mb_threshold; 215 } modet[4]; 216 unsigned char modet_map[1624]; 217 unsigned char active_map[216]; 218 219 /* Video streaming */ 220 struct go7007_buffer *active_buf; 221 enum go7007_parser_state state; 222 int parse_length; 223 u16 modet_word; 224 int seen_frame; 225 u32 next_seq; 226 struct list_head stream; 227 wait_queue_head_t frame_waitq; 228 229 /* Audio streaming */ 230 void (*audio_deliver)(struct go7007 *go, u8 *buf, int length); 231 void *snd_context; 232 233 /* I2C */ 234 int i2c_adapter_online; 235 struct i2c_adapter i2c_adapter; 236 237 /* HPI driver */ 238 struct go7007_hpi_ops *hpi_ops; 239 void *hpi_context; 240 int interrupt_available; 241 wait_queue_head_t interrupt_waitq; 242 unsigned short interrupt_value; 243 unsigned short interrupt_data; 244}; 245 246static inline struct go7007 *to_go7007(struct v4l2_device *v4l2_dev) 247{ 248 return container_of(v4l2_dev, struct go7007, v4l2_dev); 249} 250 251/* All of these must be called with the hpi_lock mutex held! */ 252#define go7007_interface_reset(go) \ 253 ((go)->hpi_ops->interface_reset(go)) 254#define go7007_write_interrupt(go, x, y) \ 255 ((go)->hpi_ops->write_interrupt)((go), (x), (y)) 256#define go7007_stream_start(go) \ 257 ((go)->hpi_ops->stream_start(go)) 258#define go7007_stream_stop(go) \ 259 ((go)->hpi_ops->stream_stop(go)) 260#define go7007_send_firmware(go, x, y) \ 261 ((go)->hpi_ops->send_firmware)((go), (x), (y)) 262#define go7007_write_addr(go, x, y) \ 263 ((go)->hpi_ops->write_interrupt)((go), (x)|0x8000, (y)) 264 265/* go7007-driver.c */ 266int go7007_read_addr(struct go7007 *go, u16 addr, u16 *data); 267int go7007_read_interrupt(struct go7007 *go, u16 *value, u16 *data); 268int go7007_boot_encoder(struct go7007 *go, int init_i2c); 269int go7007_reset_encoder(struct go7007 *go); 270int go7007_register_encoder(struct go7007 *go); 271int go7007_start_encoder(struct go7007 *go); 272void go7007_parse_video_stream(struct go7007 *go, u8 *buf, int length); 273struct go7007 *go7007_alloc(struct go7007_board_info *board, 274 struct device *dev); 275void go7007_remove(struct go7007 *go); 276 277/* go7007-fw.c */ 278int go7007_construct_fw_image(struct go7007 *go, u8 **fw, int *fwlen); 279 280/* go7007-i2c.c */ 281int go7007_i2c_init(struct go7007 *go); 282int go7007_i2c_remove(struct go7007 *go); 283 284/* go7007-v4l2.c */ 285int go7007_v4l2_init(struct go7007 *go); 286void go7007_v4l2_remove(struct go7007 *go); 287 288/* snd-go7007.c */ 289int go7007_snd_init(struct go7007 *go); 290int go7007_snd_remove(struct go7007 *go); 291