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> |
Mauro Carvalho Chehab | ad0ebb9 | 2008-04-13 14:37:52 -0300 | [diff] [blame] | 29 | #include <media/videobuf-vmalloc.h> |
| 30 | |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 31 | #include <linux/i2c.h> |
Ingo Molnar | 3593cab | 2006-02-07 06:49:14 -0200 | [diff] [blame] | 32 | #include <linux/mutex.h> |
Mauro Carvalho Chehab | d5e5265 | 2005-11-08 21:37:32 -0800 | [diff] [blame] | 33 | #include <media/ir-kbd-i2c.h> |
Mauro Carvalho Chehab | 3aefb79 | 2008-04-17 21:36:41 -0300 | [diff] [blame] | 34 | #if defined(CONFIG_VIDEO_EM28XX_DVB) || defined(CONFIG_VIDEO_EM28XX_DVB_MODULE) |
| 35 | #include <media/videobuf-dvb.h> |
| 36 | #endif |
Mauro Carvalho Chehab | 3ca9c09 | 2008-04-17 21:37:53 -0300 | [diff] [blame] | 37 | #include "tuner-xc2028.h" |
Mauro Carvalho Chehab | 2ba890e | 2008-04-17 21:42:58 -0300 | [diff] [blame] | 38 | #include "em28xx-reg.h" |
Mauro Carvalho Chehab | 3aefb79 | 2008-04-17 21:36:41 -0300 | [diff] [blame] | 39 | |
| 40 | /* Boards supported by driver */ |
| 41 | #define EM2800_BOARD_UNKNOWN 0 |
| 42 | #define EM2820_BOARD_UNKNOWN 1 |
| 43 | #define EM2820_BOARD_TERRATEC_CINERGY_250 2 |
| 44 | #define EM2820_BOARD_PINNACLE_USB_2 3 |
| 45 | #define EM2820_BOARD_HAUPPAUGE_WINTV_USB_2 4 |
| 46 | #define EM2820_BOARD_MSI_VOX_USB_2 5 |
| 47 | #define EM2800_BOARD_TERRATEC_CINERGY_200 6 |
| 48 | #define EM2800_BOARD_LEADTEK_WINFAST_USBII 7 |
| 49 | #define EM2800_BOARD_KWORLD_USB2800 8 |
| 50 | #define EM2820_BOARD_PINNACLE_DVC_90 9 |
| 51 | #define EM2880_BOARD_HAUPPAUGE_WINTV_HVR_900 10 |
| 52 | #define EM2880_BOARD_TERRATEC_HYBRID_XS 11 |
| 53 | #define EM2820_BOARD_KWORLD_PVRTV2800RF 12 |
| 54 | #define EM2880_BOARD_TERRATEC_PRODIGY_XS 13 |
| 55 | #define EM2820_BOARD_PROLINK_PLAYTV_USB2 14 |
| 56 | #define EM2800_BOARD_VGEAR_POCKETTV 15 |
| 57 | #define EM2880_BOARD_HAUPPAUGE_WINTV_HVR_950 16 |
Devin Heitmueller | 4fd305b | 2008-06-04 13:43:46 -0300 | [diff] [blame^] | 58 | #define EM2880_BOARD_PINNACLE_PCTV_HD_PRO 17 |
Mauro Carvalho Chehab | 3aefb79 | 2008-04-17 21:36:41 -0300 | [diff] [blame] | 59 | |
| 60 | /* Limits minimum and default number of buffers */ |
| 61 | #define EM28XX_MIN_BUF 4 |
| 62 | #define EM28XX_DEF_BUF 8 |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 63 | |
Mauro Carvalho Chehab | 596d92d | 2005-11-08 21:37:24 -0800 | [diff] [blame] | 64 | /* maximum number of em28xx boards */ |
Mauro Carvalho Chehab | 3687e1e | 2008-02-08 15:44:25 -0300 | [diff] [blame] | 65 | #define EM28XX_MAXBOARDS 4 /*FIXME: should be bigger */ |
Mauro Carvalho Chehab | 596d92d | 2005-11-08 21:37:24 -0800 | [diff] [blame] | 66 | |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 67 | /* maximum number of frames that can be queued */ |
Mauro Carvalho Chehab | 3acf280 | 2005-11-08 21:38:27 -0800 | [diff] [blame] | 68 | #define EM28XX_NUM_FRAMES 5 |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 69 | /* number of frames that get used for v4l2_read() */ |
Mauro Carvalho Chehab | 3acf280 | 2005-11-08 21:38:27 -0800 | [diff] [blame] | 70 | #define EM28XX_NUM_READ_FRAMES 2 |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 71 | |
| 72 | /* number of buffers for isoc transfers */ |
Mauro Carvalho Chehab | 3acf280 | 2005-11-08 21:38:27 -0800 | [diff] [blame] | 73 | #define EM28XX_NUM_BUFS 5 |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 74 | |
Mauro Carvalho Chehab | d5e5265 | 2005-11-08 21:37:32 -0800 | [diff] [blame] | 75 | /* number of packets for each buffer |
| 76 | windows requests only 40 packets .. so we better do the same |
| 77 | this is what I found out for all alternate numbers there! |
| 78 | */ |
Mauro Carvalho Chehab | 3acf280 | 2005-11-08 21:38:27 -0800 | [diff] [blame] | 79 | #define EM28XX_NUM_PACKETS 40 |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 80 | |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 81 | /* default alternate; 0 means choose the best */ |
Mauro Carvalho Chehab | 3acf280 | 2005-11-08 21:38:27 -0800 | [diff] [blame] | 82 | #define EM28XX_PINOUT 0 |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 83 | |
Mauro Carvalho Chehab | 3acf280 | 2005-11-08 21:38:27 -0800 | [diff] [blame] | 84 | #define EM28XX_INTERLACED_DEFAULT 1 |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 85 | |
| 86 | /* |
| 87 | #define (use usbview if you want to get the other alternate number infos) |
| 88 | #define |
| 89 | #define alternate number 2 |
| 90 | #define Endpoint Address: 82 |
| 91 | Direction: in |
| 92 | Attribute: 1 |
| 93 | Type: Isoc |
| 94 | Max Packet Size: 1448 |
| 95 | Interval: 125us |
| 96 | |
| 97 | alternate number 7 |
| 98 | |
| 99 | Endpoint Address: 82 |
| 100 | Direction: in |
| 101 | Attribute: 1 |
| 102 | Type: Isoc |
| 103 | Max Packet Size: 3072 |
| 104 | Interval: 125us |
| 105 | */ |
| 106 | |
| 107 | /* time to wait when stopping the isoc transfer */ |
Mauro Carvalho Chehab | 3acf280 | 2005-11-08 21:38:27 -0800 | [diff] [blame] | 108 | #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] | 109 | |
Mauro Carvalho Chehab | 596d92d | 2005-11-08 21:37:24 -0800 | [diff] [blame] | 110 | /* time in msecs to wait for i2c writes to finish */ |
| 111 | #define EM2800_I2C_WRITE_TIMEOUT 20 |
| 112 | |
Mauro Carvalho Chehab | 3aefb79 | 2008-04-17 21:36:41 -0300 | [diff] [blame] | 113 | enum em28xx_mode { |
Mauro Carvalho Chehab | c67ec53 | 2008-04-17 21:48:00 -0300 | [diff] [blame] | 114 | EM28XX_MODE_UNDEFINED, |
Mauro Carvalho Chehab | 3aefb79 | 2008-04-17 21:36:41 -0300 | [diff] [blame] | 115 | EM28XX_ANALOG_MODE, |
| 116 | EM28XX_DIGITAL_MODE, |
| 117 | }; |
| 118 | |
Mauro Carvalho Chehab | 3acf280 | 2005-11-08 21:38:27 -0800 | [diff] [blame] | 119 | enum em28xx_stream_state { |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 120 | STREAM_OFF, |
| 121 | STREAM_INTERRUPT, |
| 122 | STREAM_ON, |
| 123 | }; |
| 124 | |
Aidan Thornton | 579f72e | 2008-04-17 21:40:16 -0300 | [diff] [blame] | 125 | struct em28xx; |
| 126 | |
Mauro Carvalho Chehab | ad0ebb9 | 2008-04-13 14:37:52 -0300 | [diff] [blame] | 127 | struct em28xx_usb_isoc_ctl { |
| 128 | /* max packet size of isoc transaction */ |
| 129 | int max_pkt_size; |
| 130 | |
| 131 | /* number of allocated urbs */ |
| 132 | int num_bufs; |
| 133 | |
| 134 | /* urb for isoc transfers */ |
| 135 | struct urb **urb; |
| 136 | |
| 137 | /* transfer buffers for isoc transfer */ |
| 138 | char **transfer_buffer; |
| 139 | |
| 140 | /* Last buffer command and region */ |
| 141 | u8 cmd; |
| 142 | int pos, size, pktsize; |
| 143 | |
| 144 | /* Last field: ODD or EVEN? */ |
| 145 | int field; |
| 146 | |
| 147 | /* Stores incomplete commands */ |
| 148 | u32 tmp_buf; |
| 149 | int tmp_buf_len; |
| 150 | |
| 151 | /* Stores already requested buffers */ |
| 152 | struct em28xx_buffer *buf; |
| 153 | |
| 154 | /* Stores the number of received fields */ |
| 155 | int nfields; |
Aidan Thornton | 579f72e | 2008-04-17 21:40:16 -0300 | [diff] [blame] | 156 | |
| 157 | /* isoc urb callback */ |
| 158 | int (*isoc_copy) (struct em28xx *dev, struct urb *urb); |
| 159 | |
Mauro Carvalho Chehab | ad0ebb9 | 2008-04-13 14:37:52 -0300 | [diff] [blame] | 160 | }; |
| 161 | |
| 162 | struct em28xx_fmt { |
| 163 | char *name; |
| 164 | u32 fourcc; /* v4l2 format id */ |
| 165 | }; |
| 166 | |
| 167 | /* buffer for one video frame */ |
| 168 | struct em28xx_buffer { |
| 169 | /* common v4l buffer stuff -- must be first */ |
| 170 | struct videobuf_buffer vb; |
| 171 | |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 172 | struct list_head frame; |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 173 | int top_field; |
Mauro Carvalho Chehab | ad0ebb9 | 2008-04-13 14:37:52 -0300 | [diff] [blame] | 174 | int receiving; |
| 175 | }; |
| 176 | |
| 177 | struct em28xx_dmaqueue { |
| 178 | struct list_head active; |
| 179 | struct list_head queued; |
Mauro Carvalho Chehab | ad0ebb9 | 2008-04-13 14:37:52 -0300 | [diff] [blame] | 180 | |
| 181 | wait_queue_head_t wq; |
| 182 | |
| 183 | /* Counters to control buffer fill */ |
| 184 | int pos; |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 185 | }; |
| 186 | |
| 187 | /* io methods */ |
Mauro Carvalho Chehab | 3acf280 | 2005-11-08 21:38:27 -0800 | [diff] [blame] | 188 | enum em28xx_io_method { |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 189 | IO_NONE, |
| 190 | IO_READ, |
| 191 | IO_MMAP, |
| 192 | }; |
| 193 | |
| 194 | /* inputs */ |
| 195 | |
Mauro Carvalho Chehab | 3acf280 | 2005-11-08 21:38:27 -0800 | [diff] [blame] | 196 | #define MAX_EM28XX_INPUT 4 |
| 197 | enum enum28xx_itype { |
| 198 | EM28XX_VMUX_COMPOSITE1 = 1, |
| 199 | EM28XX_VMUX_COMPOSITE2, |
| 200 | EM28XX_VMUX_COMPOSITE3, |
| 201 | EM28XX_VMUX_COMPOSITE4, |
| 202 | EM28XX_VMUX_SVIDEO, |
| 203 | EM28XX_VMUX_TELEVISION, |
| 204 | EM28XX_VMUX_CABLE, |
| 205 | EM28XX_VMUX_DVB, |
| 206 | EM28XX_VMUX_DEBUG, |
| 207 | EM28XX_RADIO, |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 208 | }; |
| 209 | |
Mauro Carvalho Chehab | 539c96d | 2008-01-05 09:53:54 -0300 | [diff] [blame] | 210 | enum em28xx_amux { |
| 211 | EM28XX_AMUX_VIDEO, |
| 212 | EM28XX_AMUX_LINE_IN, |
| 213 | EM28XX_AMUX_AC97_VIDEO, |
| 214 | EM28XX_AMUX_AC97_LINE_IN, |
| 215 | }; |
| 216 | |
Mauro Carvalho Chehab | 3acf280 | 2005-11-08 21:38:27 -0800 | [diff] [blame] | 217 | struct em28xx_input { |
| 218 | enum enum28xx_itype type; |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 219 | unsigned int vmux; |
Mauro Carvalho Chehab | 539c96d | 2008-01-05 09:53:54 -0300 | [diff] [blame] | 220 | enum em28xx_amux amux; |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 221 | }; |
| 222 | |
Mauro Carvalho Chehab | 3acf280 | 2005-11-08 21:38:27 -0800 | [diff] [blame] | 223 | #define INPUT(nr) (&em28xx_boards[dev->model].input[nr]) |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 224 | |
Mauro Carvalho Chehab | 3acf280 | 2005-11-08 21:38:27 -0800 | [diff] [blame] | 225 | enum em28xx_decoder { |
| 226 | EM28XX_TVP5150, |
| 227 | EM28XX_SAA7113, |
| 228 | EM28XX_SAA7114 |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 229 | }; |
| 230 | |
Mauro Carvalho Chehab | 102a0b0 | 2008-04-17 21:40:45 -0300 | [diff] [blame] | 231 | struct em28xx_reg_seq { |
| 232 | int reg; |
Mauro Carvalho Chehab | c67ec53 | 2008-04-17 21:48:00 -0300 | [diff] [blame] | 233 | unsigned char val, mask; |
Mauro Carvalho Chehab | 102a0b0 | 2008-04-17 21:40:45 -0300 | [diff] [blame] | 234 | int sleep; |
Mauro Carvalho Chehab | ee6e3a8 | 2008-04-17 21:37:31 -0300 | [diff] [blame] | 235 | }; |
| 236 | |
Mauro Carvalho Chehab | 3acf280 | 2005-11-08 21:38:27 -0800 | [diff] [blame] | 237 | struct em28xx_board { |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 238 | char *name; |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 239 | int vchannels; |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 240 | int tuner_type; |
| 241 | |
| 242 | /* i2c flags */ |
| 243 | unsigned int tda9887_conf; |
| 244 | |
Mauro Carvalho Chehab | 74f38a8 | 2008-01-05 09:54:58 -0300 | [diff] [blame] | 245 | unsigned int is_em2800:1; |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 246 | unsigned int has_msp34xx:1; |
Mauro Carvalho Chehab | 5add9a6 | 2007-11-22 12:08:53 -0300 | [diff] [blame] | 247 | unsigned int mts_firmware:1; |
Mauro Carvalho Chehab | 3abee53 | 2008-01-05 17:01:41 -0300 | [diff] [blame] | 248 | unsigned int has_12mhz_i2s:1; |
Mauro Carvalho Chehab | c8793b0 | 2008-01-13 15:42:17 -0300 | [diff] [blame] | 249 | unsigned int max_range_640_480:1; |
Mauro Carvalho Chehab | 3aefb79 | 2008-04-17 21:36:41 -0300 | [diff] [blame] | 250 | unsigned int has_dvb:1; |
Mauro Carvalho Chehab | 3abee53 | 2008-01-05 17:01:41 -0300 | [diff] [blame] | 251 | |
Mauro Carvalho Chehab | 3acf280 | 2005-11-08 21:38:27 -0800 | [diff] [blame] | 252 | enum em28xx_decoder decoder; |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 253 | |
Mauro Carvalho Chehab | 3acf280 | 2005-11-08 21:38:27 -0800 | [diff] [blame] | 254 | struct em28xx_input input[MAX_EM28XX_INPUT]; |
Mauro Carvalho Chehab | 0be4375 | 2008-01-05 17:22:01 -0300 | [diff] [blame] | 255 | struct em28xx_input radio; |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 256 | }; |
| 257 | |
Mauro Carvalho Chehab | 3acf280 | 2005-11-08 21:38:27 -0800 | [diff] [blame] | 258 | struct em28xx_eeprom { |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 259 | u32 id; /* 0x9567eb1a */ |
| 260 | u16 vendor_ID; |
| 261 | u16 product_ID; |
| 262 | |
| 263 | u16 chip_conf; |
| 264 | |
| 265 | u16 board_conf; |
| 266 | |
| 267 | u16 string1, string2, string3; |
| 268 | |
| 269 | u8 string_idx_table; |
| 270 | }; |
| 271 | |
| 272 | /* device states */ |
Mauro Carvalho Chehab | 3acf280 | 2005-11-08 21:38:27 -0800 | [diff] [blame] | 273 | enum em28xx_dev_state { |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 274 | DEV_INITIALIZED = 0x01, |
| 275 | DEV_DISCONNECTED = 0x02, |
| 276 | DEV_MISCONFIGURED = 0x04, |
| 277 | }; |
| 278 | |
Mauro Carvalho Chehab | 6d79468 | 2008-01-05 09:57:31 -0300 | [diff] [blame] | 279 | #define EM28XX_AUDIO_BUFS 5 |
| 280 | #define EM28XX_NUM_AUDIO_PACKETS 64 |
| 281 | #define EM28XX_AUDIO_MAX_PACKET_SIZE 196 /* static value */ |
| 282 | #define EM28XX_CAPTURE_STREAM_EN 1 |
Mauro Carvalho Chehab | 3aefb79 | 2008-04-17 21:36:41 -0300 | [diff] [blame] | 283 | |
| 284 | /* em28xx extensions */ |
Mauro Carvalho Chehab | 6d79468 | 2008-01-05 09:57:31 -0300 | [diff] [blame] | 285 | #define EM28XX_AUDIO 0x10 |
Mauro Carvalho Chehab | 3aefb79 | 2008-04-17 21:36:41 -0300 | [diff] [blame] | 286 | #define EM28XX_DVB 0x20 |
Mauro Carvalho Chehab | 6d79468 | 2008-01-05 09:57:31 -0300 | [diff] [blame] | 287 | |
| 288 | struct em28xx_audio { |
| 289 | char name[50]; |
| 290 | char *transfer_buffer[EM28XX_AUDIO_BUFS]; |
| 291 | struct urb *urb[EM28XX_AUDIO_BUFS]; |
| 292 | struct usb_device *udev; |
| 293 | unsigned int capture_transfer_done; |
| 294 | struct snd_pcm_substream *capture_pcm_substream; |
| 295 | |
| 296 | unsigned int hwptr_done_capture; |
| 297 | struct snd_card *sndcard; |
| 298 | |
| 299 | int users, shutdown; |
| 300 | enum em28xx_stream_state capture_stream; |
| 301 | spinlock_t slock; |
| 302 | }; |
| 303 | |
Mauro Carvalho Chehab | 52284c3 | 2008-04-17 21:38:38 -0300 | [diff] [blame] | 304 | struct em28xx; |
| 305 | |
| 306 | struct em28xx_fh { |
| 307 | struct em28xx *dev; |
| 308 | unsigned int stream_on:1; /* Locks streams */ |
| 309 | int radio; |
| 310 | |
| 311 | struct videobuf_queue vb_vidq; |
| 312 | |
| 313 | enum v4l2_buf_type type; |
| 314 | }; |
| 315 | |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 316 | /* main device struct */ |
Mauro Carvalho Chehab | 3acf280 | 2005-11-08 21:38:27 -0800 | [diff] [blame] | 317 | struct em28xx { |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 318 | /* generic device properties */ |
| 319 | char name[30]; /* name (including minor) of the device */ |
| 320 | int model; /* index in the device_data struct */ |
Mauro Carvalho Chehab | e5589be | 2006-01-23 17:11:08 -0200 | [diff] [blame] | 321 | int devno; /* marks the number of this device */ |
Mauro Carvalho Chehab | 74f38a8 | 2008-01-05 09:54:58 -0300 | [diff] [blame] | 322 | unsigned int is_em2800:1; |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 323 | unsigned int has_msp34xx:1; |
| 324 | unsigned int has_tda9887:1; |
Mauro Carvalho Chehab | a225452 | 2007-11-11 01:08:26 -0300 | [diff] [blame] | 325 | unsigned int stream_on:1; /* Locks streams */ |
Mauro Carvalho Chehab | d7448a8 | 2008-01-05 09:59:03 -0300 | [diff] [blame] | 326 | unsigned int has_audio_class:1; |
Mauro Carvalho Chehab | 3abee53 | 2008-01-05 17:01:41 -0300 | [diff] [blame] | 327 | unsigned int has_12mhz_i2s:1; |
Mauro Carvalho Chehab | c8793b0 | 2008-01-13 15:42:17 -0300 | [diff] [blame] | 328 | unsigned int max_range_640_480:1; |
Mauro Carvalho Chehab | 3aefb79 | 2008-04-17 21:36:41 -0300 | [diff] [blame] | 329 | unsigned int has_dvb:1; |
Mauro Carvalho Chehab | a225452 | 2007-11-11 01:08:26 -0300 | [diff] [blame] | 330 | |
Mauro Carvalho Chehab | 89b329e | 2008-04-17 21:42:14 -0300 | [diff] [blame] | 331 | /* Some older em28xx chips needs a waiting time after writing */ |
| 332 | unsigned int wait_after_write; |
| 333 | |
Mauro Carvalho Chehab | c67ec53 | 2008-04-17 21:48:00 -0300 | [diff] [blame] | 334 | /* GPIO sequences for analog and digital mode */ |
Mauro Carvalho Chehab | 102a0b0 | 2008-04-17 21:40:45 -0300 | [diff] [blame] | 335 | struct em28xx_reg_seq *analog_gpio, *digital_gpio; |
Mauro Carvalho Chehab | ee6e3a8 | 2008-04-17 21:37:31 -0300 | [diff] [blame] | 336 | |
Mauro Carvalho Chehab | c67ec53 | 2008-04-17 21:48:00 -0300 | [diff] [blame] | 337 | /* GPIO sequences for tuner callbacks */ |
| 338 | struct em28xx_reg_seq *tun_analog_gpio, *tun_digital_gpio; |
| 339 | |
Mauro Carvalho Chehab | 74f38a8 | 2008-01-05 09:54:58 -0300 | [diff] [blame] | 340 | int video_inputs; /* number of video inputs */ |
| 341 | struct list_head devlist; |
| 342 | |
Mauro Carvalho Chehab | 9bb13a6 | 2006-01-09 15:25:37 -0200 | [diff] [blame] | 343 | u32 i2s_speed; /* I2S speed for audio digital stream */ |
| 344 | |
Mauro Carvalho Chehab | 3acf280 | 2005-11-08 21:38:27 -0800 | [diff] [blame] | 345 | enum em28xx_decoder decoder; |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 346 | |
| 347 | int tuner_type; /* type of the tuner */ |
| 348 | int tuner_addr; /* tuner address */ |
| 349 | int tda9887_conf; |
| 350 | /* i2c i/o */ |
| 351 | struct i2c_adapter i2c_adap; |
| 352 | struct i2c_client i2c_client; |
| 353 | /* video for linux */ |
| 354 | int users; /* user count for exclusive use */ |
| 355 | struct video_device *vdev; /* video for linux device struct */ |
Mauro Carvalho Chehab | 7d497f8 | 2007-11-11 14:15:34 -0300 | [diff] [blame] | 356 | v4l2_std_id norm; /* selected tv norm */ |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 357 | int ctl_freq; /* selected frequency */ |
| 358 | unsigned int ctl_input; /* selected input */ |
| 359 | unsigned int ctl_ainput; /* slected audio input */ |
| 360 | int mute; |
| 361 | int volume; |
| 362 | /* frame properties */ |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 363 | int width; /* current frame width */ |
| 364 | int height; /* current frame height */ |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 365 | int hscale; /* horizontal scale factor (see datasheet) */ |
| 366 | int vscale; /* vertical scale factor (see datasheet) */ |
| 367 | int interlaced; /* 1=interlace fileds, 0=just top fileds */ |
Mauro Carvalho Chehab | 9e31ced | 2007-11-11 01:13:49 -0300 | [diff] [blame] | 368 | unsigned int video_bytesread; /* Number of bytes read */ |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 369 | |
Mauro Carvalho Chehab | 03910cc | 2007-11-03 21:20:59 -0300 | [diff] [blame] | 370 | unsigned long hash; /* eeprom hash - for boards with generic ID */ |
Douglas Schilling Landgraf | 6ea54d9 | 2008-04-17 21:41:10 -0300 | [diff] [blame] | 371 | unsigned long i2c_hash; /* i2c devicelist hash - |
| 372 | for boards with generic ID */ |
Mauro Carvalho Chehab | 03910cc | 2007-11-03 21:20:59 -0300 | [diff] [blame] | 373 | |
Mauro Carvalho Chehab | 6d79468 | 2008-01-05 09:57:31 -0300 | [diff] [blame] | 374 | struct em28xx_audio *adev; |
| 375 | |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 376 | /* states */ |
Mauro Carvalho Chehab | 3acf280 | 2005-11-08 21:38:27 -0800 | [diff] [blame] | 377 | enum em28xx_dev_state state; |
Mauro Carvalho Chehab | 3acf280 | 2005-11-08 21:38:27 -0800 | [diff] [blame] | 378 | enum em28xx_io_method io; |
Mauro Carvalho Chehab | 9e31ced | 2007-11-11 01:13:49 -0300 | [diff] [blame] | 379 | |
Mauro Carvalho Chehab | d7448a8 | 2008-01-05 09:59:03 -0300 | [diff] [blame] | 380 | struct work_struct request_module_wk; |
| 381 | |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 382 | /* locks */ |
Sascha Sommer | 5a80415 | 2007-11-03 21:22:38 -0300 | [diff] [blame] | 383 | struct mutex lock; |
Aidan Thornton | d7aa802 | 2008-04-13 14:38:47 -0300 | [diff] [blame] | 384 | /* spinlock_t queue_lock; */ |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 385 | struct list_head inqueue, outqueue; |
| 386 | wait_queue_head_t open, wait_frame, wait_stream; |
| 387 | struct video_device *vbi_dev; |
Mauro Carvalho Chehab | 0be4375 | 2008-01-05 17:22:01 -0300 | [diff] [blame] | 388 | struct video_device *radio_dev; |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 389 | |
| 390 | unsigned char eedata[256]; |
| 391 | |
Mauro Carvalho Chehab | ad0ebb9 | 2008-04-13 14:37:52 -0300 | [diff] [blame] | 392 | /* Isoc control struct */ |
| 393 | struct em28xx_dmaqueue vidq; |
| 394 | struct em28xx_usb_isoc_ctl isoc_ctl; |
| 395 | spinlock_t slock; |
| 396 | |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 397 | /* usb transfer */ |
| 398 | struct usb_device *udev; /* the usb device */ |
| 399 | int alt; /* alternate */ |
| 400 | int max_pkt_size; /* max packet size of isoc transaction */ |
Mauro Carvalho Chehab | 9d4d9c0 | 2005-11-08 21:38:52 -0800 | [diff] [blame] | 401 | int num_alt; /* Number of alternative settings */ |
| 402 | unsigned int *alt_max_pkt_size; /* array of wMaxPacketSize */ |
Mauro Carvalho Chehab | 3acf280 | 2005-11-08 21:38:27 -0800 | [diff] [blame] | 403 | struct urb *urb[EM28XX_NUM_BUFS]; /* urb for isoc transfers */ |
| 404 | char *transfer_buffer[EM28XX_NUM_BUFS]; /* transfer buffers for isoc transfer */ |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 405 | /* helper funcs that call usb_control_msg */ |
Douglas Schilling Landgraf | 6ea54d9 | 2008-04-17 21:41:10 -0300 | [diff] [blame] | 406 | int (*em28xx_write_regs) (struct em28xx *dev, u16 reg, |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 407 | char *buf, int len); |
Douglas Schilling Landgraf | 6ea54d9 | 2008-04-17 21:41:10 -0300 | [diff] [blame] | 408 | int (*em28xx_read_reg) (struct em28xx *dev, u16 reg); |
| 409 | int (*em28xx_read_reg_req_len) (struct em28xx *dev, u8 req, u16 reg, |
| 410 | char *buf, int len); |
| 411 | 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] | 412 | char *buf, int len); |
Douglas Schilling Landgraf | 6ea54d9 | 2008-04-17 21:41:10 -0300 | [diff] [blame] | 413 | int (*em28xx_read_reg_req) (struct em28xx *dev, u8 req, u16 reg); |
Mauro Carvalho Chehab | 3aefb79 | 2008-04-17 21:36:41 -0300 | [diff] [blame] | 414 | |
| 415 | enum em28xx_mode mode; |
| 416 | |
Mauro Carvalho Chehab | c67ec53 | 2008-04-17 21:48:00 -0300 | [diff] [blame] | 417 | /* Caches GPO and GPIO registers */ |
| 418 | unsigned char reg_gpo, reg_gpio; |
| 419 | |
Aidan Thornton | 3421b77 | 2008-04-17 21:40:36 -0300 | [diff] [blame] | 420 | struct em28xx_dvb *dvb; |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 421 | }; |
| 422 | |
Mauro Carvalho Chehab | 6d79468 | 2008-01-05 09:57:31 -0300 | [diff] [blame] | 423 | struct em28xx_ops { |
| 424 | struct list_head next; |
| 425 | char *name; |
| 426 | int id; |
| 427 | int (*init)(struct em28xx *); |
| 428 | int (*fini)(struct em28xx *); |
Mauro Carvalho Chehab | a3a048c | 2007-11-10 22:21:01 -0300 | [diff] [blame] | 429 | }; |
| 430 | |
Mauro Carvalho Chehab | 3acf280 | 2005-11-08 21:38:27 -0800 | [diff] [blame] | 431 | /* Provided by em28xx-i2c.c */ |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 432 | |
Mauro Carvalho Chehab | 3acf280 | 2005-11-08 21:38:27 -0800 | [diff] [blame] | 433 | 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] | 434 | void em28xx_do_i2c_scan(struct em28xx *dev); |
Mauro Carvalho Chehab | 3acf280 | 2005-11-08 21:38:27 -0800 | [diff] [blame] | 435 | int em28xx_i2c_register(struct em28xx *dev); |
| 436 | int em28xx_i2c_unregister(struct em28xx *dev); |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 437 | |
Mauro Carvalho Chehab | 3acf280 | 2005-11-08 21:38:27 -0800 | [diff] [blame] | 438 | /* Provided by em28xx-core.c */ |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 439 | |
Mauro Carvalho Chehab | 3acf280 | 2005-11-08 21:38:27 -0800 | [diff] [blame] | 440 | u32 em28xx_request_buffers(struct em28xx *dev, u32 count); |
| 441 | void em28xx_queue_unusedframes(struct em28xx *dev); |
| 442 | void em28xx_release_buffers(struct em28xx *dev); |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 443 | |
Mauro Carvalho Chehab | 3acf280 | 2005-11-08 21:38:27 -0800 | [diff] [blame] | 444 | 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] | 445 | char *buf, int len); |
Mauro Carvalho Chehab | 3acf280 | 2005-11-08 21:38:27 -0800 | [diff] [blame] | 446 | int em28xx_read_reg_req(struct em28xx *dev, u8 req, u16 reg); |
| 447 | int em28xx_read_reg(struct em28xx *dev, u16 reg); |
| 448 | 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] | 449 | int len); |
Mauro Carvalho Chehab | 3acf280 | 2005-11-08 21:38:27 -0800 | [diff] [blame] | 450 | 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] | 451 | int em28xx_audio_analog_set(struct em28xx *dev); |
Mauro Carvalho Chehab | 539c96d | 2008-01-05 09:53:54 -0300 | [diff] [blame] | 452 | |
Mauro Carvalho Chehab | 3acf280 | 2005-11-08 21:38:27 -0800 | [diff] [blame] | 453 | int em28xx_colorlevels_set_default(struct em28xx *dev); |
| 454 | int em28xx_capture_start(struct em28xx *dev, int start); |
| 455 | int em28xx_outfmt_set_yuv422(struct em28xx *dev); |
Mauro Carvalho Chehab | 3acf280 | 2005-11-08 21:38:27 -0800 | [diff] [blame] | 456 | int em28xx_resolution_set(struct em28xx *dev); |
Mauro Carvalho Chehab | 3acf280 | 2005-11-08 21:38:27 -0800 | [diff] [blame] | 457 | int em28xx_set_alternate(struct em28xx *dev); |
Aidan Thornton | 579f72e | 2008-04-17 21:40:16 -0300 | [diff] [blame] | 458 | int em28xx_init_isoc(struct em28xx *dev, int max_packets, |
| 459 | int num_bufs, int max_pkt_size, |
Mauro Carvalho Chehab | c67ec53 | 2008-04-17 21:48:00 -0300 | [diff] [blame] | 460 | int (*isoc_copy) (struct em28xx *dev, struct urb *urb)); |
Aidan Thornton | 579f72e | 2008-04-17 21:40:16 -0300 | [diff] [blame] | 461 | void em28xx_uninit_isoc(struct em28xx *dev); |
Mauro Carvalho Chehab | c67ec53 | 2008-04-17 21:48:00 -0300 | [diff] [blame] | 462 | int em28xx_set_mode(struct em28xx *dev, enum em28xx_mode set_mode); |
| 463 | int em28xx_gpio_set(struct em28xx *dev, struct em28xx_reg_seq *gpio); |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 464 | |
Mauro Carvalho Chehab | 6d79468 | 2008-01-05 09:57:31 -0300 | [diff] [blame] | 465 | /* Provided by em28xx-video.c */ |
| 466 | int em28xx_register_extension(struct em28xx_ops *dev); |
| 467 | void em28xx_unregister_extension(struct em28xx_ops *dev); |
| 468 | |
Mauro Carvalho Chehab | 3acf280 | 2005-11-08 21:38:27 -0800 | [diff] [blame] | 469 | /* Provided by em28xx-cards.c */ |
Douglas Schilling Landgraf | 6ea54d9 | 2008-04-17 21:41:10 -0300 | [diff] [blame] | 470 | extern int em2800_variant_detect(struct usb_device *udev, int model); |
Markus Rechberger | a94e95b | 2006-01-23 17:11:10 -0200 | [diff] [blame] | 471 | extern void em28xx_pre_card_setup(struct em28xx *dev); |
Mauro Carvalho Chehab | 3acf280 | 2005-11-08 21:38:27 -0800 | [diff] [blame] | 472 | extern void em28xx_card_setup(struct em28xx *dev); |
| 473 | extern struct em28xx_board em28xx_boards[]; |
| 474 | extern struct usb_device_id em28xx_id_table[]; |
| 475 | extern const unsigned int em28xx_bcount; |
Mauro Carvalho Chehab | c8793b0 | 2008-01-13 15:42:17 -0300 | [diff] [blame] | 476 | void em28xx_set_ir(struct em28xx *dev, struct IR_i2c *ir); |
Mauro Carvalho Chehab | ee6e3a8 | 2008-04-17 21:37:31 -0300 | [diff] [blame] | 477 | int em28xx_tuner_callback(void *ptr, int command, int arg); |
Mauro Carvalho Chehab | c8793b0 | 2008-01-13 15:42:17 -0300 | [diff] [blame] | 478 | |
| 479 | /* Provided by em28xx-input.c */ |
| 480 | /* TODO: Check if the standard get_key handlers on ir-common can be used */ |
| 481 | int em28xx_get_key_terratec(struct IR_i2c *ir, u32 *ir_key, u32 *ir_raw); |
| 482 | int em28xx_get_key_em_haup(struct IR_i2c *ir, u32 *ir_key, u32 *ir_raw); |
| 483 | int em28xx_get_key_pinnacle_usb_grey(struct IR_i2c *ir, u32 *ir_key, |
| 484 | u32 *ir_raw); |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 485 | |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 486 | /* printk macros */ |
| 487 | |
Mauro Carvalho Chehab | 3acf280 | 2005-11-08 21:38:27 -0800 | [diff] [blame] | 488 | #define em28xx_err(fmt, arg...) do {\ |
Jean Delvare | f85c657 | 2005-12-19 08:53:59 -0200 | [diff] [blame] | 489 | printk(KERN_ERR fmt , ##arg); } while (0) |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 490 | |
Mauro Carvalho Chehab | 3acf280 | 2005-11-08 21:38:27 -0800 | [diff] [blame] | 491 | #define em28xx_errdev(fmt, arg...) do {\ |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 492 | printk(KERN_ERR "%s: "fmt,\ |
Jean Delvare | f85c657 | 2005-12-19 08:53:59 -0200 | [diff] [blame] | 493 | dev->name , ##arg); } while (0) |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 494 | |
Mauro Carvalho Chehab | 3acf280 | 2005-11-08 21:38:27 -0800 | [diff] [blame] | 495 | #define em28xx_info(fmt, arg...) do {\ |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 496 | printk(KERN_INFO "%s: "fmt,\ |
Jean Delvare | f85c657 | 2005-12-19 08:53:59 -0200 | [diff] [blame] | 497 | dev->name , ##arg); } while (0) |
Mauro Carvalho Chehab | 3acf280 | 2005-11-08 21:38:27 -0800 | [diff] [blame] | 498 | #define em28xx_warn(fmt, arg...) do {\ |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 499 | printk(KERN_WARNING "%s: "fmt,\ |
Jean Delvare | f85c657 | 2005-12-19 08:53:59 -0200 | [diff] [blame] | 500 | dev->name , ##arg); } while (0) |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 501 | |
Douglas Schilling Landgraf | 6ea54d9 | 2008-04-17 21:41:10 -0300 | [diff] [blame] | 502 | static inline int em28xx_compression_disable(struct em28xx *dev) |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 503 | { |
| 504 | /* side effect of disabling scaler and mixer */ |
Mauro Carvalho Chehab | 41facaa | 2008-04-17 21:44:58 -0300 | [diff] [blame] | 505 | return em28xx_write_regs(dev, EM28XX_R26_COMPR, "\x00", 1); |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 506 | } |
| 507 | |
Douglas Schilling Landgraf | 6ea54d9 | 2008-04-17 21:41:10 -0300 | [diff] [blame] | 508 | static inline int em28xx_contrast_get(struct em28xx *dev) |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 509 | { |
Mauro Carvalho Chehab | 41facaa | 2008-04-17 21:44:58 -0300 | [diff] [blame] | 510 | return em28xx_read_reg(dev, EM28XX_R20_YGAIN) & 0x1f; |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 511 | } |
| 512 | |
Douglas Schilling Landgraf | 6ea54d9 | 2008-04-17 21:41:10 -0300 | [diff] [blame] | 513 | static inline int em28xx_brightness_get(struct em28xx *dev) |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 514 | { |
Mauro Carvalho Chehab | 41facaa | 2008-04-17 21:44:58 -0300 | [diff] [blame] | 515 | return em28xx_read_reg(dev, EM28XX_R21_YOFFSET); |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 516 | } |
| 517 | |
Douglas Schilling Landgraf | 6ea54d9 | 2008-04-17 21:41:10 -0300 | [diff] [blame] | 518 | static inline int em28xx_saturation_get(struct em28xx *dev) |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 519 | { |
Mauro Carvalho Chehab | 41facaa | 2008-04-17 21:44:58 -0300 | [diff] [blame] | 520 | return em28xx_read_reg(dev, EM28XX_R22_UVGAIN) & 0x1f; |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 521 | } |
| 522 | |
Douglas Schilling Landgraf | 6ea54d9 | 2008-04-17 21:41:10 -0300 | [diff] [blame] | 523 | static inline int em28xx_u_balance_get(struct em28xx *dev) |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 524 | { |
Mauro Carvalho Chehab | 41facaa | 2008-04-17 21:44:58 -0300 | [diff] [blame] | 525 | return em28xx_read_reg(dev, EM28XX_R23_UOFFSET); |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 526 | } |
| 527 | |
Douglas Schilling Landgraf | 6ea54d9 | 2008-04-17 21:41:10 -0300 | [diff] [blame] | 528 | static inline int em28xx_v_balance_get(struct em28xx *dev) |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 529 | { |
Mauro Carvalho Chehab | 41facaa | 2008-04-17 21:44:58 -0300 | [diff] [blame] | 530 | return em28xx_read_reg(dev, EM28XX_R24_VOFFSET); |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 531 | } |
| 532 | |
Douglas Schilling Landgraf | 6ea54d9 | 2008-04-17 21:41:10 -0300 | [diff] [blame] | 533 | static inline int em28xx_gamma_get(struct em28xx *dev) |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 534 | { |
Mauro Carvalho Chehab | 41facaa | 2008-04-17 21:44:58 -0300 | [diff] [blame] | 535 | return em28xx_read_reg(dev, EM28XX_R14_GAMMA) & 0x3f; |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 536 | } |
| 537 | |
Douglas Schilling Landgraf | 6ea54d9 | 2008-04-17 21:41:10 -0300 | [diff] [blame] | 538 | static inline int em28xx_contrast_set(struct em28xx *dev, s32 val) |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 539 | { |
| 540 | u8 tmp = (u8) val; |
Mauro Carvalho Chehab | 41facaa | 2008-04-17 21:44:58 -0300 | [diff] [blame] | 541 | return em28xx_write_regs(dev, EM28XX_R20_YGAIN, &tmp, 1); |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 542 | } |
| 543 | |
Douglas Schilling Landgraf | 6ea54d9 | 2008-04-17 21:41:10 -0300 | [diff] [blame] | 544 | static inline int em28xx_brightness_set(struct em28xx *dev, s32 val) |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 545 | { |
| 546 | u8 tmp = (u8) val; |
Mauro Carvalho Chehab | 41facaa | 2008-04-17 21:44:58 -0300 | [diff] [blame] | 547 | return em28xx_write_regs(dev, EM28XX_R21_YOFFSET, &tmp, 1); |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 548 | } |
| 549 | |
Douglas Schilling Landgraf | 6ea54d9 | 2008-04-17 21:41:10 -0300 | [diff] [blame] | 550 | static inline int em28xx_saturation_set(struct em28xx *dev, s32 val) |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 551 | { |
| 552 | u8 tmp = (u8) val; |
Mauro Carvalho Chehab | 41facaa | 2008-04-17 21:44:58 -0300 | [diff] [blame] | 553 | return em28xx_write_regs(dev, EM28XX_R22_UVGAIN, &tmp, 1); |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 554 | } |
| 555 | |
Douglas Schilling Landgraf | 6ea54d9 | 2008-04-17 21:41:10 -0300 | [diff] [blame] | 556 | static inline int em28xx_u_balance_set(struct em28xx *dev, s32 val) |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 557 | { |
| 558 | u8 tmp = (u8) val; |
Mauro Carvalho Chehab | 41facaa | 2008-04-17 21:44:58 -0300 | [diff] [blame] | 559 | return em28xx_write_regs(dev, EM28XX_R23_UOFFSET, &tmp, 1); |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 560 | } |
| 561 | |
Douglas Schilling Landgraf | 6ea54d9 | 2008-04-17 21:41:10 -0300 | [diff] [blame] | 562 | static inline int em28xx_v_balance_set(struct em28xx *dev, s32 val) |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 563 | { |
| 564 | u8 tmp = (u8) val; |
Mauro Carvalho Chehab | 41facaa | 2008-04-17 21:44:58 -0300 | [diff] [blame] | 565 | return em28xx_write_regs(dev, EM28XX_R24_VOFFSET, &tmp, 1); |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 566 | } |
| 567 | |
Douglas Schilling Landgraf | 6ea54d9 | 2008-04-17 21:41:10 -0300 | [diff] [blame] | 568 | static inline int em28xx_gamma_set(struct em28xx *dev, s32 val) |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 569 | { |
| 570 | u8 tmp = (u8) val; |
Mauro Carvalho Chehab | 41facaa | 2008-04-17 21:44:58 -0300 | [diff] [blame] | 571 | return em28xx_write_regs(dev, EM28XX_R14_GAMMA, &tmp, 1); |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 572 | } |
| 573 | |
| 574 | /*FIXME: maxw should be dependent of alt mode */ |
Douglas Schilling Landgraf | 6ea54d9 | 2008-04-17 21:41:10 -0300 | [diff] [blame] | 575 | static inline unsigned int norm_maxw(struct em28xx *dev) |
Markus Rechberger | 30556b2 | 2005-11-08 21:38:05 -0800 | [diff] [blame] | 576 | { |
Mauro Carvalho Chehab | c8793b0 | 2008-01-13 15:42:17 -0300 | [diff] [blame] | 577 | if (dev->max_range_640_480) |
Mauro Carvalho Chehab | 7d497f8 | 2007-11-11 14:15:34 -0300 | [diff] [blame] | 578 | return 640; |
Mauro Carvalho Chehab | c8793b0 | 2008-01-13 15:42:17 -0300 | [diff] [blame] | 579 | else |
Mauro Carvalho Chehab | 7d497f8 | 2007-11-11 14:15:34 -0300 | [diff] [blame] | 580 | return 720; |
Markus Rechberger | 30556b2 | 2005-11-08 21:38:05 -0800 | [diff] [blame] | 581 | } |
| 582 | |
Douglas Schilling Landgraf | 6ea54d9 | 2008-04-17 21:41:10 -0300 | [diff] [blame] | 583 | static inline unsigned int norm_maxh(struct em28xx *dev) |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 584 | { |
Mauro Carvalho Chehab | c8793b0 | 2008-01-13 15:42:17 -0300 | [diff] [blame] | 585 | if (dev->max_range_640_480) |
Mauro Carvalho Chehab | 7d497f8 | 2007-11-11 14:15:34 -0300 | [diff] [blame] | 586 | return 480; |
Mauro Carvalho Chehab | c8793b0 | 2008-01-13 15:42:17 -0300 | [diff] [blame] | 587 | else |
Mauro Carvalho Chehab | 7d497f8 | 2007-11-11 14:15:34 -0300 | [diff] [blame] | 588 | return (dev->norm & V4L2_STD_625_50) ? 576 : 480; |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 589 | } |
akpm@osdl.org | a6c2ba2 | 2005-11-08 21:37:07 -0800 | [diff] [blame] | 590 | #endif |