akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 1 | /* |
Michael Krufky | 0e7072e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 2 | em28xx.h - driver for Empia EM2800/EM2820/2840 USB video capture devices |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 3 | |
| 4 | Copyright (C) 2005 Markus Rechberger <mrechberger@gmail.com> |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 5 | Ludovico Cavedon <cavedon@sssup.it> |
Mauro Carvalho Chehab | 2e7c6dc | 2006-04-03 07:53:40 -0300 | [diff] [blame] | 6 | Mauro Carvalho Chehab <mchehab@infradead.org> |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 7 | |
| 8 | Based on the em2800 driver from Sascha Sommer <saschasommer@freenet.de> |
| 9 | |
| 10 | This program is free software; you can redistribute it and/or modify |
| 11 | it under the terms of the GNU General Public License as published by |
| 12 | the Free Software Foundation; either version 2 of the License, or |
| 13 | (at your option) any later version. |
| 14 | |
| 15 | This program is distributed in the hope that it will be useful, |
| 16 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 17 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 18 | GNU General Public License for more details. |
| 19 | |
| 20 | You should have received a copy of the GNU General Public License |
| 21 | along with this program; if not, write to the Free Software |
| 22 | Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
| 23 | */ |
| 24 | |
Mauro Carvalho Chehab | 3acf280 | 2005-11-08 21:38:27 -0800 | [diff] [blame] | 25 | #ifndef _EM28XX_H |
| 26 | #define _EM28XX_H |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 27 | |
Mauro Carvalho Chehab | cb77d01 | 2007-11-11 13:23:54 -0300 | [diff] [blame] | 28 | #include <linux/videodev2.h> |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 29 | #include <linux/i2c.h> |
Ingo Molnar | 3593cab | 2006-02-07 06:49:14 -0200 | [diff] [blame] | 30 | #include <linux/mutex.h> |
Mauro Carvalho Chehab | d5e5265 | 2005-11-08 21:37:32 -0800 | [diff] [blame] | 31 | #include <media/ir-kbd-i2c.h> |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 32 | |
Mauro Carvalho Chehab | 596d92d | 2005-11-08 21:37:24 -0800 | [diff] [blame] | 33 | #define UNSET -1 |
| 34 | |
| 35 | /* maximum number of em28xx boards */ |
Mauro Carvalho Chehab | 3687e1e | 2008-02-08 15:44:25 -0300 | [diff] [blame] | 36 | #define EM28XX_MAXBOARDS 4 /*FIXME: should be bigger */ |
Mauro Carvalho Chehab | 596d92d | 2005-11-08 21:37:24 -0800 | [diff] [blame] | 37 | |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 38 | /* maximum number of frames that can be queued */ |
Mauro Carvalho Chehab | 3acf280 | 2005-11-08 21:38:27 -0800 | [diff] [blame] | 39 | #define EM28XX_NUM_FRAMES 5 |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 40 | /* number of frames that get used for v4l2_read() */ |
Mauro Carvalho Chehab | 3acf280 | 2005-11-08 21:38:27 -0800 | [diff] [blame] | 41 | #define EM28XX_NUM_READ_FRAMES 2 |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 42 | |
| 43 | /* number of buffers for isoc transfers */ |
Mauro Carvalho Chehab | 3acf280 | 2005-11-08 21:38:27 -0800 | [diff] [blame] | 44 | #define EM28XX_NUM_BUFS 5 |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 45 | |
Mauro Carvalho Chehab | d5e5265 | 2005-11-08 21:37:32 -0800 | [diff] [blame] | 46 | /* number of packets for each buffer |
| 47 | windows requests only 40 packets .. so we better do the same |
| 48 | this is what I found out for all alternate numbers there! |
| 49 | */ |
Mauro Carvalho Chehab | 3acf280 | 2005-11-08 21:38:27 -0800 | [diff] [blame] | 50 | #define EM28XX_NUM_PACKETS 40 |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 51 | |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 52 | /* default alternate; 0 means choose the best */ |
Mauro Carvalho Chehab | 3acf280 | 2005-11-08 21:38:27 -0800 | [diff] [blame] | 53 | #define EM28XX_PINOUT 0 |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 54 | |
Mauro Carvalho Chehab | 3acf280 | 2005-11-08 21:38:27 -0800 | [diff] [blame] | 55 | #define EM28XX_INTERLACED_DEFAULT 1 |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 56 | |
| 57 | /* |
| 58 | #define (use usbview if you want to get the other alternate number infos) |
| 59 | #define |
| 60 | #define alternate number 2 |
| 61 | #define Endpoint Address: 82 |
| 62 | Direction: in |
| 63 | Attribute: 1 |
| 64 | Type: Isoc |
| 65 | Max Packet Size: 1448 |
| 66 | Interval: 125us |
| 67 | |
| 68 | alternate number 7 |
| 69 | |
| 70 | Endpoint Address: 82 |
| 71 | Direction: in |
| 72 | Attribute: 1 |
| 73 | Type: Isoc |
| 74 | Max Packet Size: 3072 |
| 75 | Interval: 125us |
| 76 | */ |
| 77 | |
| 78 | /* time to wait when stopping the isoc transfer */ |
Mauro Carvalho Chehab | 3acf280 | 2005-11-08 21:38:27 -0800 | [diff] [blame] | 79 | #define EM28XX_URB_TIMEOUT msecs_to_jiffies(EM28XX_NUM_BUFS * EM28XX_NUM_PACKETS) |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 80 | |
Mauro Carvalho Chehab | 596d92d | 2005-11-08 21:37:24 -0800 | [diff] [blame] | 81 | /* time in msecs to wait for i2c writes to finish */ |
| 82 | #define EM2800_I2C_WRITE_TIMEOUT 20 |
| 83 | |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 84 | /* the various frame states */ |
Mauro Carvalho Chehab | 3acf280 | 2005-11-08 21:38:27 -0800 | [diff] [blame] | 85 | enum em28xx_frame_state { |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 86 | F_UNUSED = 0, |
| 87 | F_QUEUED, |
| 88 | F_GRABBING, |
| 89 | F_DONE, |
| 90 | F_ERROR, |
| 91 | }; |
| 92 | |
| 93 | /* stream states */ |
Mauro Carvalho Chehab | 3acf280 | 2005-11-08 21:38:27 -0800 | [diff] [blame] | 94 | enum em28xx_stream_state { |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 95 | STREAM_OFF, |
| 96 | STREAM_INTERRUPT, |
| 97 | STREAM_ON, |
| 98 | }; |
| 99 | |
| 100 | /* frames */ |
Mauro Carvalho Chehab | 3acf280 | 2005-11-08 21:38:27 -0800 | [diff] [blame] | 101 | struct em28xx_frame_t { |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 102 | void *bufmem; |
| 103 | struct v4l2_buffer buf; |
Mauro Carvalho Chehab | 3acf280 | 2005-11-08 21:38:27 -0800 | [diff] [blame] | 104 | enum em28xx_frame_state state; |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 105 | struct list_head frame; |
| 106 | unsigned long vma_use_count; |
| 107 | int top_field; |
| 108 | int fieldbytesused; |
| 109 | }; |
| 110 | |
| 111 | /* io methods */ |
Mauro Carvalho Chehab | 3acf280 | 2005-11-08 21:38:27 -0800 | [diff] [blame] | 112 | enum em28xx_io_method { |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 113 | IO_NONE, |
| 114 | IO_READ, |
| 115 | IO_MMAP, |
| 116 | }; |
| 117 | |
| 118 | /* inputs */ |
| 119 | |
Mauro Carvalho Chehab | 3acf280 | 2005-11-08 21:38:27 -0800 | [diff] [blame] | 120 | #define MAX_EM28XX_INPUT 4 |
| 121 | enum enum28xx_itype { |
| 122 | EM28XX_VMUX_COMPOSITE1 = 1, |
| 123 | EM28XX_VMUX_COMPOSITE2, |
| 124 | EM28XX_VMUX_COMPOSITE3, |
| 125 | EM28XX_VMUX_COMPOSITE4, |
| 126 | EM28XX_VMUX_SVIDEO, |
| 127 | EM28XX_VMUX_TELEVISION, |
| 128 | EM28XX_VMUX_CABLE, |
| 129 | EM28XX_VMUX_DVB, |
| 130 | EM28XX_VMUX_DEBUG, |
| 131 | EM28XX_RADIO, |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 132 | }; |
| 133 | |
Mauro Carvalho Chehab | 539c96d | 2008-01-05 09:53:54 -0300 | [diff] [blame] | 134 | enum em28xx_amux { |
| 135 | EM28XX_AMUX_VIDEO, |
| 136 | EM28XX_AMUX_LINE_IN, |
| 137 | EM28XX_AMUX_AC97_VIDEO, |
| 138 | EM28XX_AMUX_AC97_LINE_IN, |
| 139 | }; |
| 140 | |
Mauro Carvalho Chehab | 3acf280 | 2005-11-08 21:38:27 -0800 | [diff] [blame] | 141 | struct em28xx_input { |
| 142 | enum enum28xx_itype type; |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 143 | unsigned int vmux; |
Mauro Carvalho Chehab | 539c96d | 2008-01-05 09:53:54 -0300 | [diff] [blame] | 144 | enum em28xx_amux amux; |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 145 | }; |
| 146 | |
Mauro Carvalho Chehab | 3acf280 | 2005-11-08 21:38:27 -0800 | [diff] [blame] | 147 | #define INPUT(nr) (&em28xx_boards[dev->model].input[nr]) |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 148 | |
Mauro Carvalho Chehab | 3acf280 | 2005-11-08 21:38:27 -0800 | [diff] [blame] | 149 | enum em28xx_decoder { |
| 150 | EM28XX_TVP5150, |
| 151 | EM28XX_SAA7113, |
| 152 | EM28XX_SAA7114 |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 153 | }; |
| 154 | |
Mauro Carvalho Chehab | 3acf280 | 2005-11-08 21:38:27 -0800 | [diff] [blame] | 155 | struct em28xx_board { |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 156 | char *name; |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 157 | int vchannels; |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 158 | int tuner_type; |
| 159 | |
| 160 | /* i2c flags */ |
| 161 | unsigned int tda9887_conf; |
| 162 | |
Mauro Carvalho Chehab | 74f38a8 | 2008-01-05 09:54:58 -0300 | [diff] [blame] | 163 | unsigned int is_em2800:1; |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 164 | unsigned int has_msp34xx:1; |
Mauro Carvalho Chehab | 5add9a6 | 2007-11-22 12:08:53 -0300 | [diff] [blame] | 165 | unsigned int mts_firmware:1; |
Mauro Carvalho Chehab | 3abee53 | 2008-01-05 17:01:41 -0300 | [diff] [blame] | 166 | unsigned int has_12mhz_i2s:1; |
Mauro Carvalho Chehab | c8793b0 | 2008-01-13 15:42:17 -0300 | [diff] [blame] | 167 | unsigned int max_range_640_480:1; |
Mauro Carvalho Chehab | 3abee53 | 2008-01-05 17:01:41 -0300 | [diff] [blame] | 168 | |
Mauro Carvalho Chehab | 74f38a8 | 2008-01-05 09:54:58 -0300 | [diff] [blame] | 169 | unsigned int analog_gpio; |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 170 | |
Mauro Carvalho Chehab | 3acf280 | 2005-11-08 21:38:27 -0800 | [diff] [blame] | 171 | enum em28xx_decoder decoder; |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 172 | |
Mauro Carvalho Chehab | 3acf280 | 2005-11-08 21:38:27 -0800 | [diff] [blame] | 173 | struct em28xx_input input[MAX_EM28XX_INPUT]; |
Mauro Carvalho Chehab | 0be4375 | 2008-01-05 17:22:01 -0300 | [diff] [blame] | 174 | struct em28xx_input radio; |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 175 | }; |
| 176 | |
Mauro Carvalho Chehab | 3acf280 | 2005-11-08 21:38:27 -0800 | [diff] [blame] | 177 | struct em28xx_eeprom { |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 178 | u32 id; /* 0x9567eb1a */ |
| 179 | u16 vendor_ID; |
| 180 | u16 product_ID; |
| 181 | |
| 182 | u16 chip_conf; |
| 183 | |
| 184 | u16 board_conf; |
| 185 | |
| 186 | u16 string1, string2, string3; |
| 187 | |
| 188 | u8 string_idx_table; |
| 189 | }; |
| 190 | |
| 191 | /* device states */ |
Mauro Carvalho Chehab | 3acf280 | 2005-11-08 21:38:27 -0800 | [diff] [blame] | 192 | enum em28xx_dev_state { |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 193 | DEV_INITIALIZED = 0x01, |
| 194 | DEV_DISCONNECTED = 0x02, |
| 195 | DEV_MISCONFIGURED = 0x04, |
| 196 | }; |
| 197 | |
Mauro Carvalho Chehab | 6d79468 | 2008-01-05 09:57:31 -0300 | [diff] [blame] | 198 | #define EM28XX_AUDIO_BUFS 5 |
| 199 | #define EM28XX_NUM_AUDIO_PACKETS 64 |
| 200 | #define EM28XX_AUDIO_MAX_PACKET_SIZE 196 /* static value */ |
| 201 | #define EM28XX_CAPTURE_STREAM_EN 1 |
| 202 | #define EM28XX_AUDIO 0x10 |
| 203 | |
| 204 | struct em28xx_audio { |
| 205 | char name[50]; |
| 206 | char *transfer_buffer[EM28XX_AUDIO_BUFS]; |
| 207 | struct urb *urb[EM28XX_AUDIO_BUFS]; |
| 208 | struct usb_device *udev; |
| 209 | unsigned int capture_transfer_done; |
| 210 | struct snd_pcm_substream *capture_pcm_substream; |
| 211 | |
| 212 | unsigned int hwptr_done_capture; |
| 213 | struct snd_card *sndcard; |
| 214 | |
| 215 | int users, shutdown; |
| 216 | enum em28xx_stream_state capture_stream; |
| 217 | spinlock_t slock; |
| 218 | }; |
| 219 | |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 220 | /* main device struct */ |
Mauro Carvalho Chehab | 3acf280 | 2005-11-08 21:38:27 -0800 | [diff] [blame] | 221 | struct em28xx { |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 222 | /* generic device properties */ |
| 223 | char name[30]; /* name (including minor) of the device */ |
| 224 | int model; /* index in the device_data struct */ |
Mauro Carvalho Chehab | e5589be | 2006-01-23 17:11:08 -0200 | [diff] [blame] | 225 | int devno; /* marks the number of this device */ |
Mauro Carvalho Chehab | 74f38a8 | 2008-01-05 09:54:58 -0300 | [diff] [blame] | 226 | unsigned int analog_gpio; |
| 227 | unsigned int is_em2800:1; |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 228 | unsigned int has_msp34xx:1; |
| 229 | unsigned int has_tda9887:1; |
Mauro Carvalho Chehab | a225452 | 2007-11-11 01:08:26 -0300 | [diff] [blame] | 230 | unsigned int stream_on:1; /* Locks streams */ |
Mauro Carvalho Chehab | d7448a8 | 2008-01-05 09:59:03 -0300 | [diff] [blame] | 231 | unsigned int has_audio_class:1; |
Mauro Carvalho Chehab | 3abee53 | 2008-01-05 17:01:41 -0300 | [diff] [blame] | 232 | unsigned int has_12mhz_i2s:1; |
Mauro Carvalho Chehab | c8793b0 | 2008-01-13 15:42:17 -0300 | [diff] [blame] | 233 | unsigned int max_range_640_480:1; |
Mauro Carvalho Chehab | a225452 | 2007-11-11 01:08:26 -0300 | [diff] [blame] | 234 | |
Mauro Carvalho Chehab | 74f38a8 | 2008-01-05 09:54:58 -0300 | [diff] [blame] | 235 | int video_inputs; /* number of video inputs */ |
| 236 | struct list_head devlist; |
| 237 | |
Mauro Carvalho Chehab | 9bb13a6 | 2006-01-09 15:25:37 -0200 | [diff] [blame] | 238 | u32 i2s_speed; /* I2S speed for audio digital stream */ |
| 239 | |
Mauro Carvalho Chehab | 3acf280 | 2005-11-08 21:38:27 -0800 | [diff] [blame] | 240 | enum em28xx_decoder decoder; |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 241 | |
| 242 | int tuner_type; /* type of the tuner */ |
| 243 | int tuner_addr; /* tuner address */ |
| 244 | int tda9887_conf; |
| 245 | /* i2c i/o */ |
| 246 | struct i2c_adapter i2c_adap; |
| 247 | struct i2c_client i2c_client; |
| 248 | /* video for linux */ |
| 249 | int users; /* user count for exclusive use */ |
| 250 | struct video_device *vdev; /* video for linux device struct */ |
Mauro Carvalho Chehab | 7d497f8 | 2007-11-11 14:15:34 -0300 | [diff] [blame] | 251 | v4l2_std_id norm; /* selected tv norm */ |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 252 | int ctl_freq; /* selected frequency */ |
| 253 | unsigned int ctl_input; /* selected input */ |
| 254 | unsigned int ctl_ainput; /* slected audio input */ |
| 255 | int mute; |
| 256 | int volume; |
| 257 | /* frame properties */ |
Mauro Carvalho Chehab | 3acf280 | 2005-11-08 21:38:27 -0800 | [diff] [blame] | 258 | struct em28xx_frame_t frame[EM28XX_NUM_FRAMES]; /* list of frames */ |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 259 | int num_frames; /* number of frames currently in use */ |
| 260 | unsigned int frame_count; /* total number of transfered frames */ |
Mauro Carvalho Chehab | 3acf280 | 2005-11-08 21:38:27 -0800 | [diff] [blame] | 261 | struct em28xx_frame_t *frame_current; /* the frame that is being filled */ |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 262 | int width; /* current frame width */ |
| 263 | int height; /* current frame height */ |
| 264 | int frame_size; /* current frame size */ |
| 265 | int field_size; /* current field size */ |
| 266 | int bytesperline; |
| 267 | int hscale; /* horizontal scale factor (see datasheet) */ |
| 268 | int vscale; /* vertical scale factor (see datasheet) */ |
| 269 | int interlaced; /* 1=interlace fileds, 0=just top fileds */ |
| 270 | int type; |
Mauro Carvalho Chehab | 9e31ced | 2007-11-11 01:13:49 -0300 | [diff] [blame] | 271 | unsigned int video_bytesread; /* Number of bytes read */ |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 272 | |
Mauro Carvalho Chehab | 03910cc | 2007-11-03 21:20:59 -0300 | [diff] [blame] | 273 | unsigned long hash; /* eeprom hash - for boards with generic ID */ |
Sascha Sommer | fad7b95 | 2007-11-04 08:06:48 -0300 | [diff] [blame] | 274 | unsigned long i2c_hash; /* i2c devicelist hash - for boards with generic ID */ |
Mauro Carvalho Chehab | 03910cc | 2007-11-03 21:20:59 -0300 | [diff] [blame] | 275 | |
Mauro Carvalho Chehab | 6d79468 | 2008-01-05 09:57:31 -0300 | [diff] [blame] | 276 | struct em28xx_audio *adev; |
| 277 | |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 278 | /* states */ |
Mauro Carvalho Chehab | 3acf280 | 2005-11-08 21:38:27 -0800 | [diff] [blame] | 279 | enum em28xx_dev_state state; |
| 280 | enum em28xx_stream_state stream; |
| 281 | enum em28xx_io_method io; |
Mauro Carvalho Chehab | 9e31ced | 2007-11-11 01:13:49 -0300 | [diff] [blame] | 282 | |
Mauro Carvalho Chehab | d7448a8 | 2008-01-05 09:59:03 -0300 | [diff] [blame] | 283 | struct work_struct request_module_wk; |
| 284 | |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 285 | /* locks */ |
Sascha Sommer | 5a80415 | 2007-11-03 21:22:38 -0300 | [diff] [blame] | 286 | struct mutex lock; |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 287 | spinlock_t queue_lock; |
| 288 | struct list_head inqueue, outqueue; |
| 289 | wait_queue_head_t open, wait_frame, wait_stream; |
| 290 | struct video_device *vbi_dev; |
Mauro Carvalho Chehab | 0be4375 | 2008-01-05 17:22:01 -0300 | [diff] [blame] | 291 | struct video_device *radio_dev; |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 292 | |
| 293 | unsigned char eedata[256]; |
| 294 | |
| 295 | /* usb transfer */ |
| 296 | struct usb_device *udev; /* the usb device */ |
| 297 | int alt; /* alternate */ |
| 298 | int max_pkt_size; /* max packet size of isoc transaction */ |
Mauro Carvalho Chehab | 9d4d9c0 | 2005-11-08 21:38:52 -0800 | [diff] [blame] | 299 | int num_alt; /* Number of alternative settings */ |
| 300 | unsigned int *alt_max_pkt_size; /* array of wMaxPacketSize */ |
Mauro Carvalho Chehab | 3acf280 | 2005-11-08 21:38:27 -0800 | [diff] [blame] | 301 | struct urb *urb[EM28XX_NUM_BUFS]; /* urb for isoc transfers */ |
| 302 | char *transfer_buffer[EM28XX_NUM_BUFS]; /* transfer buffers for isoc transfer */ |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 303 | /* helper funcs that call usb_control_msg */ |
Mauro Carvalho Chehab | 3acf280 | 2005-11-08 21:38:27 -0800 | [diff] [blame] | 304 | int (*em28xx_write_regs) (struct em28xx * dev, u16 reg, char *buf, |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 305 | int len); |
Mauro Carvalho Chehab | 3acf280 | 2005-11-08 21:38:27 -0800 | [diff] [blame] | 306 | int (*em28xx_read_reg) (struct em28xx * dev, u16 reg); |
| 307 | int (*em28xx_read_reg_req_len) (struct em28xx * dev, u8 req, u16 reg, |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 308 | char *buf, int len); |
Mauro Carvalho Chehab | 3acf280 | 2005-11-08 21:38:27 -0800 | [diff] [blame] | 309 | int (*em28xx_write_regs_req) (struct em28xx * dev, u8 req, u16 reg, |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 310 | char *buf, int len); |
Mauro Carvalho Chehab | 3acf280 | 2005-11-08 21:38:27 -0800 | [diff] [blame] | 311 | int (*em28xx_read_reg_req) (struct em28xx * dev, u8 req, u16 reg); |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 312 | }; |
| 313 | |
Mauro Carvalho Chehab | a3a048c | 2007-11-10 22:21:01 -0300 | [diff] [blame] | 314 | struct em28xx_fh { |
| 315 | struct em28xx *dev; |
Mauro Carvalho Chehab | a225452 | 2007-11-11 01:08:26 -0300 | [diff] [blame] | 316 | unsigned int stream_on:1; /* Locks streams */ |
Mauro Carvalho Chehab | 6d79468 | 2008-01-05 09:57:31 -0300 | [diff] [blame] | 317 | int radio; |
| 318 | }; |
| 319 | |
| 320 | struct em28xx_ops { |
| 321 | struct list_head next; |
| 322 | char *name; |
| 323 | int id; |
| 324 | int (*init)(struct em28xx *); |
| 325 | int (*fini)(struct em28xx *); |
Mauro Carvalho Chehab | a3a048c | 2007-11-10 22:21:01 -0300 | [diff] [blame] | 326 | }; |
| 327 | |
Mauro Carvalho Chehab | 3acf280 | 2005-11-08 21:38:27 -0800 | [diff] [blame] | 328 | /* Provided by em28xx-i2c.c */ |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 329 | |
Mauro Carvalho Chehab | 3acf280 | 2005-11-08 21:38:27 -0800 | [diff] [blame] | 330 | void em28xx_i2c_call_clients(struct em28xx *dev, unsigned int cmd, void *arg); |
Sascha Sommer | fad7b95 | 2007-11-04 08:06:48 -0300 | [diff] [blame] | 331 | void em28xx_do_i2c_scan(struct em28xx *dev); |
Mauro Carvalho Chehab | 3acf280 | 2005-11-08 21:38:27 -0800 | [diff] [blame] | 332 | int em28xx_i2c_register(struct em28xx *dev); |
| 333 | int em28xx_i2c_unregister(struct em28xx *dev); |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 334 | |
Mauro Carvalho Chehab | 3acf280 | 2005-11-08 21:38:27 -0800 | [diff] [blame] | 335 | /* Provided by em28xx-core.c */ |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 336 | |
Mauro Carvalho Chehab | 3acf280 | 2005-11-08 21:38:27 -0800 | [diff] [blame] | 337 | u32 em28xx_request_buffers(struct em28xx *dev, u32 count); |
| 338 | void em28xx_queue_unusedframes(struct em28xx *dev); |
| 339 | void em28xx_release_buffers(struct em28xx *dev); |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 340 | |
Mauro Carvalho Chehab | 3acf280 | 2005-11-08 21:38:27 -0800 | [diff] [blame] | 341 | int em28xx_read_reg_req_len(struct em28xx *dev, u8 req, u16 reg, |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 342 | char *buf, int len); |
Mauro Carvalho Chehab | 3acf280 | 2005-11-08 21:38:27 -0800 | [diff] [blame] | 343 | int em28xx_read_reg_req(struct em28xx *dev, u8 req, u16 reg); |
| 344 | int em28xx_read_reg(struct em28xx *dev, u16 reg); |
| 345 | int em28xx_write_regs_req(struct em28xx *dev, u8 req, u16 reg, char *buf, |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 346 | int len); |
Mauro Carvalho Chehab | 3acf280 | 2005-11-08 21:38:27 -0800 | [diff] [blame] | 347 | int em28xx_write_regs(struct em28xx *dev, u16 reg, char *buf, int len); |
Mauro Carvalho Chehab | 3acf280 | 2005-11-08 21:38:27 -0800 | [diff] [blame] | 348 | int em28xx_audio_analog_set(struct em28xx *dev); |
Mauro Carvalho Chehab | 539c96d | 2008-01-05 09:53:54 -0300 | [diff] [blame] | 349 | |
Mauro Carvalho Chehab | 3acf280 | 2005-11-08 21:38:27 -0800 | [diff] [blame] | 350 | int em28xx_colorlevels_set_default(struct em28xx *dev); |
| 351 | int em28xx_capture_start(struct em28xx *dev, int start); |
| 352 | int em28xx_outfmt_set_yuv422(struct em28xx *dev); |
Mauro Carvalho Chehab | 3acf280 | 2005-11-08 21:38:27 -0800 | [diff] [blame] | 353 | int em28xx_resolution_set(struct em28xx *dev); |
Mauro Carvalho Chehab | 3acf280 | 2005-11-08 21:38:27 -0800 | [diff] [blame] | 354 | int em28xx_init_isoc(struct em28xx *dev); |
| 355 | void em28xx_uninit_isoc(struct em28xx *dev); |
| 356 | int em28xx_set_alternate(struct em28xx *dev); |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 357 | |
Mauro Carvalho Chehab | 6d79468 | 2008-01-05 09:57:31 -0300 | [diff] [blame] | 358 | /* Provided by em28xx-video.c */ |
| 359 | int em28xx_register_extension(struct em28xx_ops *dev); |
| 360 | void em28xx_unregister_extension(struct em28xx_ops *dev); |
| 361 | |
Mauro Carvalho Chehab | 3acf280 | 2005-11-08 21:38:27 -0800 | [diff] [blame] | 362 | /* Provided by em28xx-cards.c */ |
Mauro Carvalho Chehab | 596d92d | 2005-11-08 21:37:24 -0800 | [diff] [blame] | 363 | extern int em2800_variant_detect(struct usb_device* udev,int model); |
Markus Rechberger | a94e95b | 2006-01-23 17:11:10 -0200 | [diff] [blame] | 364 | extern void em28xx_pre_card_setup(struct em28xx *dev); |
Mauro Carvalho Chehab | 3acf280 | 2005-11-08 21:38:27 -0800 | [diff] [blame] | 365 | extern void em28xx_card_setup(struct em28xx *dev); |
| 366 | extern struct em28xx_board em28xx_boards[]; |
| 367 | extern struct usb_device_id em28xx_id_table[]; |
| 368 | extern const unsigned int em28xx_bcount; |
Mauro Carvalho Chehab | c8793b0 | 2008-01-13 15:42:17 -0300 | [diff] [blame] | 369 | void em28xx_set_ir(struct em28xx *dev, struct IR_i2c *ir); |
| 370 | |
| 371 | /* Provided by em28xx-input.c */ |
| 372 | /* TODO: Check if the standard get_key handlers on ir-common can be used */ |
| 373 | int em28xx_get_key_terratec(struct IR_i2c *ir, u32 *ir_key, u32 *ir_raw); |
| 374 | int em28xx_get_key_em_haup(struct IR_i2c *ir, u32 *ir_key, u32 *ir_raw); |
| 375 | int em28xx_get_key_pinnacle_usb_grey(struct IR_i2c *ir, u32 *ir_key, |
| 376 | u32 *ir_raw); |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 377 | |
Sascha Sommer | 4362559 | 2007-11-03 15:05:07 -0300 | [diff] [blame] | 378 | /* em2800 registers */ |
| 379 | #define EM2800_AUDIOSRC_REG 0x08 |
| 380 | |
Mauro Carvalho Chehab | 3acf280 | 2005-11-08 21:38:27 -0800 | [diff] [blame] | 381 | /* em28xx registers */ |
Mauro Carvalho Chehab | 74f38a8 | 2008-01-05 09:54:58 -0300 | [diff] [blame] | 382 | #define I2C_CLK_REG 0x06 |
Mauro Carvalho Chehab | 596d92d | 2005-11-08 21:37:24 -0800 | [diff] [blame] | 383 | #define CHIPID_REG 0x0a |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 384 | #define USBSUSP_REG 0x0c /* */ |
| 385 | |
| 386 | #define AUDIOSRC_REG 0x0e |
| 387 | #define XCLK_REG 0x0f |
| 388 | |
| 389 | #define VINMODE_REG 0x10 |
| 390 | #define VINCTRL_REG 0x11 |
| 391 | #define VINENABLE_REG 0x12 /* */ |
| 392 | |
| 393 | #define GAMMA_REG 0x14 |
| 394 | #define RGAIN_REG 0x15 |
| 395 | #define GGAIN_REG 0x16 |
| 396 | #define BGAIN_REG 0x17 |
| 397 | #define ROFFSET_REG 0x18 |
| 398 | #define GOFFSET_REG 0x19 |
| 399 | #define BOFFSET_REG 0x1a |
| 400 | |
| 401 | #define OFLOW_REG 0x1b |
| 402 | #define HSTART_REG 0x1c |
| 403 | #define VSTART_REG 0x1d |
| 404 | #define CWIDTH_REG 0x1e |
| 405 | #define CHEIGHT_REG 0x1f |
| 406 | |
| 407 | #define YGAIN_REG 0x20 |
| 408 | #define YOFFSET_REG 0x21 |
| 409 | #define UVGAIN_REG 0x22 |
| 410 | #define UOFFSET_REG 0x23 |
| 411 | #define VOFFSET_REG 0x24 |
| 412 | #define SHARPNESS_REG 0x25 |
| 413 | |
| 414 | #define COMPR_REG 0x26 |
| 415 | #define OUTFMT_REG 0x27 |
| 416 | |
| 417 | #define XMIN_REG 0x28 |
| 418 | #define XMAX_REG 0x29 |
| 419 | #define YMIN_REG 0x2a |
| 420 | #define YMAX_REG 0x2b |
| 421 | |
| 422 | #define HSCALELOW_REG 0x30 |
| 423 | #define HSCALEHIGH_REG 0x31 |
| 424 | #define VSCALELOW_REG 0x32 |
| 425 | #define VSCALEHIGH_REG 0x33 |
| 426 | |
| 427 | #define AC97LSB_REG 0x40 |
| 428 | #define AC97MSB_REG 0x41 |
| 429 | #define AC97ADDR_REG 0x42 |
| 430 | #define AC97BUSY_REG 0x43 |
| 431 | |
| 432 | /* em202 registers */ |
| 433 | #define MASTER_AC97 0x02 |
Mauro Carvalho Chehab | 539c96d | 2008-01-05 09:53:54 -0300 | [diff] [blame] | 434 | #define LINE_IN_AC97 0x10 |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 435 | #define VIDEO_AC97 0x14 |
| 436 | |
| 437 | /* register settings */ |
Sascha Sommer | 4362559 | 2007-11-03 15:05:07 -0300 | [diff] [blame] | 438 | #define EM2800_AUDIO_SRC_TUNER 0x0d |
| 439 | #define EM2800_AUDIO_SRC_LINE 0x0c |
Mauro Carvalho Chehab | 3acf280 | 2005-11-08 21:38:27 -0800 | [diff] [blame] | 440 | #define EM28XX_AUDIO_SRC_TUNER 0xc0 |
| 441 | #define EM28XX_AUDIO_SRC_LINE 0x80 |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 442 | |
| 443 | /* printk macros */ |
| 444 | |
Mauro Carvalho Chehab | 3acf280 | 2005-11-08 21:38:27 -0800 | [diff] [blame] | 445 | #define em28xx_err(fmt, arg...) do {\ |
Jean Delvare | f85c657 | 2005-12-19 08:53:59 -0200 | [diff] [blame] | 446 | printk(KERN_ERR fmt , ##arg); } while (0) |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 447 | |
Mauro Carvalho Chehab | 3acf280 | 2005-11-08 21:38:27 -0800 | [diff] [blame] | 448 | #define em28xx_errdev(fmt, arg...) do {\ |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 449 | printk(KERN_ERR "%s: "fmt,\ |
Jean Delvare | f85c657 | 2005-12-19 08:53:59 -0200 | [diff] [blame] | 450 | dev->name , ##arg); } while (0) |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 451 | |
Mauro Carvalho Chehab | 3acf280 | 2005-11-08 21:38:27 -0800 | [diff] [blame] | 452 | #define em28xx_info(fmt, arg...) do {\ |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 453 | printk(KERN_INFO "%s: "fmt,\ |
Jean Delvare | f85c657 | 2005-12-19 08:53:59 -0200 | [diff] [blame] | 454 | dev->name , ##arg); } while (0) |
Mauro Carvalho Chehab | 3acf280 | 2005-11-08 21:38:27 -0800 | [diff] [blame] | 455 | #define em28xx_warn(fmt, arg...) do {\ |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 456 | printk(KERN_WARNING "%s: "fmt,\ |
Jean Delvare | f85c657 | 2005-12-19 08:53:59 -0200 | [diff] [blame] | 457 | dev->name , ##arg); } while (0) |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 458 | |
Mauro Carvalho Chehab | 3acf280 | 2005-11-08 21:38:27 -0800 | [diff] [blame] | 459 | inline static int em28xx_compression_disable(struct em28xx *dev) |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 460 | { |
| 461 | /* side effect of disabling scaler and mixer */ |
Mauro Carvalho Chehab | 3acf280 | 2005-11-08 21:38:27 -0800 | [diff] [blame] | 462 | return em28xx_write_regs(dev, COMPR_REG, "\x00", 1); |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 463 | } |
| 464 | |
Mauro Carvalho Chehab | 3acf280 | 2005-11-08 21:38:27 -0800 | [diff] [blame] | 465 | inline static int em28xx_contrast_get(struct em28xx *dev) |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 466 | { |
Mauro Carvalho Chehab | 3acf280 | 2005-11-08 21:38:27 -0800 | [diff] [blame] | 467 | return em28xx_read_reg(dev, YGAIN_REG) & 0x1f; |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 468 | } |
| 469 | |
Mauro Carvalho Chehab | 3acf280 | 2005-11-08 21:38:27 -0800 | [diff] [blame] | 470 | inline static int em28xx_brightness_get(struct em28xx *dev) |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 471 | { |
Mauro Carvalho Chehab | 3acf280 | 2005-11-08 21:38:27 -0800 | [diff] [blame] | 472 | return em28xx_read_reg(dev, YOFFSET_REG); |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 473 | } |
| 474 | |
Mauro Carvalho Chehab | 3acf280 | 2005-11-08 21:38:27 -0800 | [diff] [blame] | 475 | inline static int em28xx_saturation_get(struct em28xx *dev) |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 476 | { |
Mauro Carvalho Chehab | 3acf280 | 2005-11-08 21:38:27 -0800 | [diff] [blame] | 477 | return em28xx_read_reg(dev, UVGAIN_REG) & 0x1f; |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 478 | } |
| 479 | |
Mauro Carvalho Chehab | 3acf280 | 2005-11-08 21:38:27 -0800 | [diff] [blame] | 480 | inline static int em28xx_u_balance_get(struct em28xx *dev) |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 481 | { |
Mauro Carvalho Chehab | 3acf280 | 2005-11-08 21:38:27 -0800 | [diff] [blame] | 482 | return em28xx_read_reg(dev, UOFFSET_REG); |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 483 | } |
| 484 | |
Mauro Carvalho Chehab | 3acf280 | 2005-11-08 21:38:27 -0800 | [diff] [blame] | 485 | inline static int em28xx_v_balance_get(struct em28xx *dev) |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 486 | { |
Mauro Carvalho Chehab | 3acf280 | 2005-11-08 21:38:27 -0800 | [diff] [blame] | 487 | return em28xx_read_reg(dev, VOFFSET_REG); |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 488 | } |
| 489 | |
Mauro Carvalho Chehab | 3acf280 | 2005-11-08 21:38:27 -0800 | [diff] [blame] | 490 | inline static int em28xx_gamma_get(struct em28xx *dev) |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 491 | { |
Mauro Carvalho Chehab | 3acf280 | 2005-11-08 21:38:27 -0800 | [diff] [blame] | 492 | return em28xx_read_reg(dev, GAMMA_REG) & 0x3f; |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 493 | } |
| 494 | |
Mauro Carvalho Chehab | 3acf280 | 2005-11-08 21:38:27 -0800 | [diff] [blame] | 495 | inline static int em28xx_contrast_set(struct em28xx *dev, s32 val) |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 496 | { |
| 497 | u8 tmp = (u8) val; |
Mauro Carvalho Chehab | 3acf280 | 2005-11-08 21:38:27 -0800 | [diff] [blame] | 498 | return em28xx_write_regs(dev, YGAIN_REG, &tmp, 1); |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 499 | } |
| 500 | |
Mauro Carvalho Chehab | 3acf280 | 2005-11-08 21:38:27 -0800 | [diff] [blame] | 501 | inline static int em28xx_brightness_set(struct em28xx *dev, s32 val) |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 502 | { |
| 503 | u8 tmp = (u8) val; |
Mauro Carvalho Chehab | 3acf280 | 2005-11-08 21:38:27 -0800 | [diff] [blame] | 504 | return em28xx_write_regs(dev, YOFFSET_REG, &tmp, 1); |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 505 | } |
| 506 | |
Mauro Carvalho Chehab | 3acf280 | 2005-11-08 21:38:27 -0800 | [diff] [blame] | 507 | inline static int em28xx_saturation_set(struct em28xx *dev, s32 val) |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 508 | { |
| 509 | u8 tmp = (u8) val; |
Mauro Carvalho Chehab | 3acf280 | 2005-11-08 21:38:27 -0800 | [diff] [blame] | 510 | return em28xx_write_regs(dev, UVGAIN_REG, &tmp, 1); |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 511 | } |
| 512 | |
Mauro Carvalho Chehab | 3acf280 | 2005-11-08 21:38:27 -0800 | [diff] [blame] | 513 | inline static int em28xx_u_balance_set(struct em28xx *dev, s32 val) |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 514 | { |
| 515 | u8 tmp = (u8) val; |
Mauro Carvalho Chehab | 3acf280 | 2005-11-08 21:38:27 -0800 | [diff] [blame] | 516 | return em28xx_write_regs(dev, UOFFSET_REG, &tmp, 1); |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 517 | } |
| 518 | |
Mauro Carvalho Chehab | 3acf280 | 2005-11-08 21:38:27 -0800 | [diff] [blame] | 519 | inline static int em28xx_v_balance_set(struct em28xx *dev, s32 val) |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 520 | { |
| 521 | u8 tmp = (u8) val; |
Mauro Carvalho Chehab | 3acf280 | 2005-11-08 21:38:27 -0800 | [diff] [blame] | 522 | return em28xx_write_regs(dev, VOFFSET_REG, &tmp, 1); |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 523 | } |
| 524 | |
Mauro Carvalho Chehab | 3acf280 | 2005-11-08 21:38:27 -0800 | [diff] [blame] | 525 | inline static int em28xx_gamma_set(struct em28xx *dev, s32 val) |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 526 | { |
| 527 | u8 tmp = (u8) val; |
Mauro Carvalho Chehab | 3acf280 | 2005-11-08 21:38:27 -0800 | [diff] [blame] | 528 | return em28xx_write_regs(dev, GAMMA_REG, &tmp, 1); |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 529 | } |
| 530 | |
| 531 | /*FIXME: maxw should be dependent of alt mode */ |
Mauro Carvalho Chehab | 3acf280 | 2005-11-08 21:38:27 -0800 | [diff] [blame] | 532 | inline static unsigned int norm_maxw(struct em28xx *dev) |
Markus Rechberger | 30556b2 | 2005-11-08 21:38:05 -0800 | [diff] [blame] | 533 | { |
Mauro Carvalho Chehab | c8793b0 | 2008-01-13 15:42:17 -0300 | [diff] [blame] | 534 | if (dev->max_range_640_480) |
Mauro Carvalho Chehab | 7d497f8 | 2007-11-11 14:15:34 -0300 | [diff] [blame] | 535 | return 640; |
Mauro Carvalho Chehab | c8793b0 | 2008-01-13 15:42:17 -0300 | [diff] [blame] | 536 | else |
Mauro Carvalho Chehab | 7d497f8 | 2007-11-11 14:15:34 -0300 | [diff] [blame] | 537 | return 720; |
Markus Rechberger | 30556b2 | 2005-11-08 21:38:05 -0800 | [diff] [blame] | 538 | } |
| 539 | |
Mauro Carvalho Chehab | 3acf280 | 2005-11-08 21:38:27 -0800 | [diff] [blame] | 540 | inline static unsigned int norm_maxh(struct em28xx *dev) |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 541 | { |
Mauro Carvalho Chehab | c8793b0 | 2008-01-13 15:42:17 -0300 | [diff] [blame] | 542 | if (dev->max_range_640_480) |
Mauro Carvalho Chehab | 7d497f8 | 2007-11-11 14:15:34 -0300 | [diff] [blame] | 543 | return 480; |
Mauro Carvalho Chehab | c8793b0 | 2008-01-13 15:42:17 -0300 | [diff] [blame] | 544 | else |
Mauro Carvalho Chehab | 7d497f8 | 2007-11-11 14:15:34 -0300 | [diff] [blame] | 545 | return (dev->norm & V4L2_STD_625_50) ? 576 : 480; |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 546 | } |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 547 | #endif |