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 14 /* 15 * This is the private include file for the go7007 driver. It should not 16 * be included by anybody but the driver itself, and especially not by 17 * user-space applications. 18 */ 19 20 #include <media/v4l2-device.h> 21 #include <media/v4l2-ctrls.h> 22 #include <media/v4l2-fh.h> 23 #include <media/videobuf2-core.h> 24 25 struct go7007; 26 27 /* IDs to activate board-specific support code */ 28 #define GO7007_BOARDID_MATRIX_II 0 29 #define GO7007_BOARDID_MATRIX_RELOAD 1 30 #define GO7007_BOARDID_STAR_TREK 2 31 #define GO7007_BOARDID_PCI_VOYAGER 3 32 #define GO7007_BOARDID_XMEN 4 33 #define GO7007_BOARDID_XMEN_II 5 34 #define GO7007_BOARDID_XMEN_III 6 35 #define GO7007_BOARDID_MATRIX_REV 7 36 #define GO7007_BOARDID_PX_M402U 8 37 #define GO7007_BOARDID_PX_TV402U 9 38 #define GO7007_BOARDID_LIFEVIEW_LR192 10 /* TV Walker Ultra */ 39 #define GO7007_BOARDID_ENDURA 11 40 #define GO7007_BOARDID_ADLINK_MPG24 12 41 #define GO7007_BOARDID_SENSORAY_2250 13 /* Sensoray 2250/2251 */ 42 #define GO7007_BOARDID_ADS_USBAV_709 14 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 #define GO7007_SENSOR_SAA7115 (1<<10) 62 63 /* Characteristics of audio sensor devices */ 64 #define GO7007_AUDIO_I2S_MODE_1 (1) 65 #define GO7007_AUDIO_I2S_MODE_2 (2) 66 #define GO7007_AUDIO_I2S_MODE_3 (3) 67 #define GO7007_AUDIO_BCLK_POLAR (1<<2) 68 #define GO7007_AUDIO_WORD_14 (14<<4) 69 #define GO7007_AUDIO_WORD_16 (16<<4) 70 #define GO7007_AUDIO_ONE_CHANNEL (1<<11) 71 #define GO7007_AUDIO_I2S_MASTER (1<<16) 72 #define GO7007_AUDIO_OKI_MODE (1<<17) 73 74 #define GO7007_CID_CUSTOM_BASE (V4L2_CID_DETECT_CLASS_BASE + 0x1000) 75 #define V4L2_CID_PIXEL_THRESHOLD0 (GO7007_CID_CUSTOM_BASE+1) 76 #define V4L2_CID_MOTION_THRESHOLD0 (GO7007_CID_CUSTOM_BASE+2) 77 #define V4L2_CID_MB_THRESHOLD0 (GO7007_CID_CUSTOM_BASE+3) 78 #define V4L2_CID_PIXEL_THRESHOLD1 (GO7007_CID_CUSTOM_BASE+4) 79 #define V4L2_CID_MOTION_THRESHOLD1 (GO7007_CID_CUSTOM_BASE+5) 80 #define V4L2_CID_MB_THRESHOLD1 (GO7007_CID_CUSTOM_BASE+6) 81 #define V4L2_CID_PIXEL_THRESHOLD2 (GO7007_CID_CUSTOM_BASE+7) 82 #define V4L2_CID_MOTION_THRESHOLD2 (GO7007_CID_CUSTOM_BASE+8) 83 #define V4L2_CID_MB_THRESHOLD2 (GO7007_CID_CUSTOM_BASE+9) 84 #define V4L2_CID_PIXEL_THRESHOLD3 (GO7007_CID_CUSTOM_BASE+10) 85 #define V4L2_CID_MOTION_THRESHOLD3 (GO7007_CID_CUSTOM_BASE+11) 86 #define V4L2_CID_MB_THRESHOLD3 (GO7007_CID_CUSTOM_BASE+12) 87 88 struct go7007_board_info { 89 unsigned int flags; 90 int hpi_buffer_cap; 91 unsigned int sensor_flags; 92 int sensor_width; 93 int sensor_height; 94 int sensor_framerate; 95 int sensor_h_offset; 96 int sensor_v_offset; 97 unsigned int audio_flags; 98 int audio_rate; 99 int audio_bclk_div; 100 int audio_main_div; 101 int num_i2c_devs; 102 struct go_i2c { 103 const char *type; 104 unsigned int is_video:1; 105 unsigned int is_audio:1; 106 int addr; 107 u32 flags; 108 } i2c_devs[5]; 109 int num_inputs; 110 struct { 111 int video_input; 112 int audio_index; 113 char *name; 114 } inputs[4]; 115 int video_config; 116 int num_aud_inputs; 117 struct { 118 int audio_input; 119 char *name; 120 } aud_inputs[3]; 121 }; 122 123 struct go7007_hpi_ops { 124 int (*interface_reset)(struct go7007 *go); 125 int (*write_interrupt)(struct go7007 *go, int addr, int data); 126 int (*read_interrupt)(struct go7007 *go); 127 int (*stream_start)(struct go7007 *go); 128 int (*stream_stop)(struct go7007 *go); 129 int (*send_firmware)(struct go7007 *go, u8 *data, int len); 130 int (*send_command)(struct go7007 *go, unsigned int cmd, void *arg); 131 void (*release)(struct go7007 *go); 132 }; 133 134 /* The video buffer size must be a multiple of PAGE_SIZE */ 135 #define GO7007_BUF_PAGES (128 * 1024 / PAGE_SIZE) 136 #define GO7007_BUF_SIZE (GO7007_BUF_PAGES << PAGE_SHIFT) 137 138 struct go7007_buffer { 139 struct vb2_buffer vb; 140 struct list_head list; 141 unsigned int frame_offset; 142 u32 modet_active; 143 }; 144 145 #define GO7007_RATIO_1_1 0 146 #define GO7007_RATIO_4_3 1 147 #define GO7007_RATIO_16_9 2 148 149 enum go7007_parser_state { 150 STATE_DATA, 151 STATE_00, 152 STATE_00_00, 153 STATE_00_00_01, 154 STATE_FF, 155 STATE_VBI_LEN_A, 156 STATE_VBI_LEN_B, 157 STATE_MODET_MAP, 158 STATE_UNPARSED, 159 }; 160 161 struct go7007 { 162 struct device *dev; 163 u8 bus_info[32]; 164 const struct go7007_board_info *board_info; 165 unsigned int board_id; 166 int tuner_type; 167 int channel_number; /* for multi-channel boards like Adlink PCI-MPG24 */ 168 char name[64]; 169 struct video_device vdev; 170 void *boot_fw; 171 unsigned boot_fw_len; 172 struct v4l2_device v4l2_dev; 173 struct v4l2_ctrl_handler hdl; 174 struct v4l2_ctrl *mpeg_video_encoding; 175 struct v4l2_ctrl *mpeg_video_gop_size; 176 struct v4l2_ctrl *mpeg_video_gop_closure; 177 struct v4l2_ctrl *mpeg_video_bitrate; 178 struct v4l2_ctrl *mpeg_video_aspect_ratio; 179 struct v4l2_ctrl *mpeg_video_b_frames; 180 struct v4l2_ctrl *mpeg_video_rep_seqheader; 181 struct v4l2_ctrl *modet_mode; 182 enum { STATUS_INIT, STATUS_ONLINE, STATUS_SHUTDOWN } status; 183 spinlock_t spinlock; 184 struct mutex hw_lock; 185 struct mutex serialize_lock; 186 int audio_enabled; 187 struct v4l2_subdev *sd_video; 188 struct v4l2_subdev *sd_audio; 189 u8 usb_buf[16]; 190 191 /* Video input */ 192 int input; 193 int aud_input; 194 enum { GO7007_STD_NTSC, GO7007_STD_PAL, GO7007_STD_OTHER } standard; 195 v4l2_std_id std; 196 int sensor_framerate; 197 int width; 198 int height; 199 int encoder_h_offset; 200 int encoder_v_offset; 201 unsigned int encoder_h_halve:1; 202 unsigned int encoder_v_halve:1; 203 unsigned int encoder_subsample:1; 204 205 /* Encoder config */ 206 u32 format; 207 int bitrate; 208 int fps_scale; 209 int pali; 210 int aspect_ratio; 211 int gop_size; 212 unsigned int ipb:1; 213 unsigned int closed_gop:1; 214 unsigned int repeat_seqhead:1; 215 unsigned int seq_header_enable:1; 216 unsigned int gop_header_enable:1; 217 unsigned int dvd_mode:1; 218 unsigned int interlace_coding:1; 219 220 /* Motion detection */ 221 unsigned int modet_enable:1; 222 struct { 223 unsigned int enable:1; 224 int pixel_threshold; 225 int motion_threshold; 226 int mb_threshold; 227 } modet[4]; 228 unsigned char modet_map[1624]; 229 unsigned char active_map[216]; 230 u32 modet_event_status; 231 232 /* Video streaming */ 233 struct mutex queue_lock; 234 struct vb2_queue vidq; 235 enum go7007_parser_state state; 236 int parse_length; 237 u16 modet_word; 238 int seen_frame; 239 u32 next_seq; 240 struct list_head vidq_active; 241 wait_queue_head_t frame_waitq; 242 struct go7007_buffer *active_buf; 243 244 /* Audio streaming */ 245 void (*audio_deliver)(struct go7007 *go, u8 *buf, int length); 246 void *snd_context; 247 248 /* I2C */ 249 int i2c_adapter_online; 250 struct i2c_adapter i2c_adapter; 251 252 /* HPI driver */ 253 struct go7007_hpi_ops *hpi_ops; 254 void *hpi_context; 255 int interrupt_available; 256 wait_queue_head_t interrupt_waitq; 257 unsigned short interrupt_value; 258 unsigned short interrupt_data; 259 }; 260 261 static inline struct go7007 *to_go7007(struct v4l2_device *v4l2_dev) 262 { 263 return container_of(v4l2_dev, struct go7007, v4l2_dev); 264 } 265 266 /* All of these must be called with the hpi_lock mutex held! */ 267 #define go7007_interface_reset(go) \ 268 ((go)->hpi_ops->interface_reset(go)) 269 #define go7007_write_interrupt(go, x, y) \ 270 ((go)->hpi_ops->write_interrupt)((go), (x), (y)) 271 #define go7007_stream_start(go) \ 272 ((go)->hpi_ops->stream_start(go)) 273 #define go7007_stream_stop(go) \ 274 ((go)->hpi_ops->stream_stop(go)) 275 #define go7007_send_firmware(go, x, y) \ 276 ((go)->hpi_ops->send_firmware)((go), (x), (y)) 277 #define go7007_write_addr(go, x, y) \ 278 ((go)->hpi_ops->write_interrupt)((go), (x)|0x8000, (y)) 279 280 /* go7007-driver.c */ 281 int go7007_read_addr(struct go7007 *go, u16 addr, u16 *data); 282 int go7007_read_interrupt(struct go7007 *go, u16 *value, u16 *data); 283 int go7007_boot_encoder(struct go7007 *go, int init_i2c); 284 int go7007_reset_encoder(struct go7007 *go); 285 int go7007_register_encoder(struct go7007 *go, unsigned num_i2c_devs); 286 int go7007_start_encoder(struct go7007 *go); 287 void go7007_parse_video_stream(struct go7007 *go, u8 *buf, int length); 288 struct go7007 *go7007_alloc(const struct go7007_board_info *board, 289 struct device *dev); 290 void go7007_update_board(struct go7007 *go); 291 292 /* go7007-fw.c */ 293 int go7007_construct_fw_image(struct go7007 *go, u8 **fw, int *fwlen); 294 295 /* go7007-i2c.c */ 296 int go7007_i2c_init(struct go7007 *go); 297 int go7007_i2c_remove(struct go7007 *go); 298 299 /* go7007-v4l2.c */ 300 int go7007_v4l2_init(struct go7007 *go); 301 int go7007_v4l2_ctrl_init(struct go7007 *go); 302 void go7007_v4l2_remove(struct go7007 *go); 303 304 /* snd-go7007.c */ 305 int go7007_snd_init(struct go7007 *go); 306 int go7007_snd_remove(struct go7007 *go); 307