Martin Samuelsson | fbe60da | 2006-04-27 10:17:00 -0300 | [diff] [blame] | 1 | /* |
| 2 | * Video Capture Driver (Video for Linux 1/2) |
| 3 | * for the Matrox Marvel G200,G400 and Rainbow Runner-G series |
| 4 | * |
| 5 | * This module is an interface to the KS0127 video decoder chip. |
| 6 | * |
| 7 | * Copyright (C) 1999 Ryan Drake <stiletto@mediaone.net> |
| 8 | * |
| 9 | * This program is free software; you can redistribute it and/or |
| 10 | * modify it under the terms of the GNU General Public License |
| 11 | * as published by the Free Software Foundation; either version 2 |
| 12 | * of the License, or (at your option) any later version. |
| 13 | * |
| 14 | * This program is distributed in the hope that it will be useful, |
| 15 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 17 | * GNU General Public License for more details. |
| 18 | * |
| 19 | * You should have received a copy of the GNU General Public License |
| 20 | * along with this program; if not, write to the Free Software |
| 21 | * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
| 22 | * |
| 23 | ***************************************************************************** |
| 24 | * |
| 25 | * Modified and extended by |
| 26 | * Mike Bernson <mike@mlb.org> |
| 27 | * Gerard v.d. Horst |
| 28 | * Leon van Stuivenberg <l.vanstuivenberg@chello.nl> |
| 29 | * Gernot Ziegler <gz@lysator.liu.se> |
| 30 | * |
| 31 | * Version History: |
| 32 | * V1.0 Ryan Drake Initial version by Ryan Drake |
| 33 | * V1.1 Gerard v.d. Horst Added some debugoutput, reset the video-standard |
| 34 | */ |
| 35 | |
Martin Samuelsson | fbe60da | 2006-04-27 10:17:00 -0300 | [diff] [blame] | 36 | #include <linux/init.h> |
| 37 | #include <linux/module.h> |
| 38 | #include <linux/delay.h> |
| 39 | #include <linux/errno.h> |
| 40 | #include <linux/kernel.h> |
Martin Samuelsson | fbe60da | 2006-04-27 10:17:00 -0300 | [diff] [blame] | 41 | #include <linux/i2c.h> |
Hans Verkuil | 0750e97 | 2009-02-19 11:50:27 -0300 | [diff] [blame] | 42 | #include <linux/videodev2.h> |
| 43 | #include <media/v4l2-device.h> |
| 44 | #include <media/v4l2-chip-ident.h> |
Hans Verkuil | 9875c0f | 2008-09-07 08:00:14 -0300 | [diff] [blame] | 45 | #include <media/v4l2-i2c-drv-legacy.h> |
| 46 | #include "ks0127.h" |
Martin Samuelsson | fbe60da | 2006-04-27 10:17:00 -0300 | [diff] [blame] | 47 | |
Hans Verkuil | 9875c0f | 2008-09-07 08:00:14 -0300 | [diff] [blame] | 48 | MODULE_DESCRIPTION("KS0127 video decoder driver"); |
| 49 | MODULE_AUTHOR("Ryan Drake"); |
| 50 | MODULE_LICENSE("GPL"); |
Martin Samuelsson | fbe60da | 2006-04-27 10:17:00 -0300 | [diff] [blame] | 51 | |
Hans Verkuil | 0750e97 | 2009-02-19 11:50:27 -0300 | [diff] [blame] | 52 | /* Addresses to scan */ |
| 53 | #define I2C_KS0127_ADDON 0xD8 |
| 54 | #define I2C_KS0127_ONBOARD 0xDA |
| 55 | |
| 56 | static unsigned short normal_i2c[] = { |
| 57 | I2C_KS0127_ADDON >> 1, |
| 58 | I2C_KS0127_ONBOARD >> 1, |
| 59 | I2C_CLIENT_END |
| 60 | }; |
| 61 | |
| 62 | I2C_CLIENT_INSMOD; |
Martin Samuelsson | fbe60da | 2006-04-27 10:17:00 -0300 | [diff] [blame] | 63 | |
| 64 | /* ks0127 control registers */ |
| 65 | #define KS_STAT 0x00 |
| 66 | #define KS_CMDA 0x01 |
| 67 | #define KS_CMDB 0x02 |
| 68 | #define KS_CMDC 0x03 |
| 69 | #define KS_CMDD 0x04 |
| 70 | #define KS_HAVB 0x05 |
| 71 | #define KS_HAVE 0x06 |
| 72 | #define KS_HS1B 0x07 |
| 73 | #define KS_HS1E 0x08 |
| 74 | #define KS_HS2B 0x09 |
| 75 | #define KS_HS2E 0x0a |
| 76 | #define KS_AGC 0x0b |
| 77 | #define KS_HXTRA 0x0c |
| 78 | #define KS_CDEM 0x0d |
| 79 | #define KS_PORTAB 0x0e |
| 80 | #define KS_LUMA 0x0f |
| 81 | #define KS_CON 0x10 |
| 82 | #define KS_BRT 0x11 |
| 83 | #define KS_CHROMA 0x12 |
| 84 | #define KS_CHROMB 0x13 |
| 85 | #define KS_DEMOD 0x14 |
| 86 | #define KS_SAT 0x15 |
| 87 | #define KS_HUE 0x16 |
| 88 | #define KS_VERTIA 0x17 |
| 89 | #define KS_VERTIB 0x18 |
| 90 | #define KS_VERTIC 0x19 |
| 91 | #define KS_HSCLL 0x1a |
| 92 | #define KS_HSCLH 0x1b |
| 93 | #define KS_VSCLL 0x1c |
| 94 | #define KS_VSCLH 0x1d |
| 95 | #define KS_OFMTA 0x1e |
| 96 | #define KS_OFMTB 0x1f |
| 97 | #define KS_VBICTL 0x20 |
| 98 | #define KS_CCDAT2 0x21 |
| 99 | #define KS_CCDAT1 0x22 |
| 100 | #define KS_VBIL30 0x23 |
| 101 | #define KS_VBIL74 0x24 |
| 102 | #define KS_VBIL118 0x25 |
| 103 | #define KS_VBIL1512 0x26 |
| 104 | #define KS_TTFRAM 0x27 |
| 105 | #define KS_TESTA 0x28 |
| 106 | #define KS_UVOFFH 0x29 |
| 107 | #define KS_UVOFFL 0x2a |
| 108 | #define KS_UGAIN 0x2b |
| 109 | #define KS_VGAIN 0x2c |
| 110 | #define KS_VAVB 0x2d |
| 111 | #define KS_VAVE 0x2e |
| 112 | #define KS_CTRACK 0x2f |
| 113 | #define KS_POLCTL 0x30 |
| 114 | #define KS_REFCOD 0x31 |
| 115 | #define KS_INVALY 0x32 |
| 116 | #define KS_INVALU 0x33 |
| 117 | #define KS_INVALV 0x34 |
| 118 | #define KS_UNUSEY 0x35 |
| 119 | #define KS_UNUSEU 0x36 |
| 120 | #define KS_UNUSEV 0x37 |
| 121 | #define KS_USRSAV 0x38 |
| 122 | #define KS_USREAV 0x39 |
| 123 | #define KS_SHS1A 0x3a |
| 124 | #define KS_SHS1B 0x3b |
| 125 | #define KS_SHS1C 0x3c |
| 126 | #define KS_CMDE 0x3d |
| 127 | #define KS_VSDEL 0x3e |
| 128 | #define KS_CMDF 0x3f |
| 129 | #define KS_GAMMA0 0x40 |
| 130 | #define KS_GAMMA1 0x41 |
| 131 | #define KS_GAMMA2 0x42 |
| 132 | #define KS_GAMMA3 0x43 |
| 133 | #define KS_GAMMA4 0x44 |
| 134 | #define KS_GAMMA5 0x45 |
| 135 | #define KS_GAMMA6 0x46 |
| 136 | #define KS_GAMMA7 0x47 |
| 137 | #define KS_GAMMA8 0x48 |
| 138 | #define KS_GAMMA9 0x49 |
| 139 | #define KS_GAMMA10 0x4a |
| 140 | #define KS_GAMMA11 0x4b |
| 141 | #define KS_GAMMA12 0x4c |
| 142 | #define KS_GAMMA13 0x4d |
| 143 | #define KS_GAMMA14 0x4e |
| 144 | #define KS_GAMMA15 0x4f |
| 145 | #define KS_GAMMA16 0x50 |
| 146 | #define KS_GAMMA17 0x51 |
| 147 | #define KS_GAMMA18 0x52 |
| 148 | #define KS_GAMMA19 0x53 |
| 149 | #define KS_GAMMA20 0x54 |
| 150 | #define KS_GAMMA21 0x55 |
| 151 | #define KS_GAMMA22 0x56 |
| 152 | #define KS_GAMMA23 0x57 |
| 153 | #define KS_GAMMA24 0x58 |
| 154 | #define KS_GAMMA25 0x59 |
| 155 | #define KS_GAMMA26 0x5a |
| 156 | #define KS_GAMMA27 0x5b |
| 157 | #define KS_GAMMA28 0x5c |
| 158 | #define KS_GAMMA29 0x5d |
| 159 | #define KS_GAMMA30 0x5e |
| 160 | #define KS_GAMMA31 0x5f |
| 161 | #define KS_GAMMAD0 0x60 |
| 162 | #define KS_GAMMAD1 0x61 |
| 163 | #define KS_GAMMAD2 0x62 |
| 164 | #define KS_GAMMAD3 0x63 |
| 165 | #define KS_GAMMAD4 0x64 |
| 166 | #define KS_GAMMAD5 0x65 |
| 167 | #define KS_GAMMAD6 0x66 |
| 168 | #define KS_GAMMAD7 0x67 |
| 169 | #define KS_GAMMAD8 0x68 |
| 170 | #define KS_GAMMAD9 0x69 |
| 171 | #define KS_GAMMAD10 0x6a |
| 172 | #define KS_GAMMAD11 0x6b |
| 173 | #define KS_GAMMAD12 0x6c |
| 174 | #define KS_GAMMAD13 0x6d |
| 175 | #define KS_GAMMAD14 0x6e |
| 176 | #define KS_GAMMAD15 0x6f |
| 177 | #define KS_GAMMAD16 0x70 |
| 178 | #define KS_GAMMAD17 0x71 |
| 179 | #define KS_GAMMAD18 0x72 |
| 180 | #define KS_GAMMAD19 0x73 |
| 181 | #define KS_GAMMAD20 0x74 |
| 182 | #define KS_GAMMAD21 0x75 |
| 183 | #define KS_GAMMAD22 0x76 |
| 184 | #define KS_GAMMAD23 0x77 |
| 185 | #define KS_GAMMAD24 0x78 |
| 186 | #define KS_GAMMAD25 0x79 |
| 187 | #define KS_GAMMAD26 0x7a |
| 188 | #define KS_GAMMAD27 0x7b |
| 189 | #define KS_GAMMAD28 0x7c |
| 190 | #define KS_GAMMAD29 0x7d |
| 191 | #define KS_GAMMAD30 0x7e |
| 192 | #define KS_GAMMAD31 0x7f |
| 193 | |
| 194 | |
| 195 | /**************************************************************************** |
| 196 | * mga_dev : represents one ks0127 chip. |
| 197 | ****************************************************************************/ |
| 198 | |
| 199 | struct adjust { |
| 200 | int contrast; |
| 201 | int bright; |
| 202 | int hue; |
| 203 | int ugain; |
| 204 | int vgain; |
| 205 | }; |
| 206 | |
| 207 | struct ks0127 { |
Hans Verkuil | 0750e97 | 2009-02-19 11:50:27 -0300 | [diff] [blame] | 208 | struct v4l2_subdev sd; |
Hans Verkuil | 107063c | 2009-02-18 17:26:06 -0300 | [diff] [blame] | 209 | v4l2_std_id norm; |
Hans Verkuil | 0750e97 | 2009-02-19 11:50:27 -0300 | [diff] [blame] | 210 | int ident; |
Martin Samuelsson | fbe60da | 2006-04-27 10:17:00 -0300 | [diff] [blame] | 211 | u8 regs[256]; |
| 212 | }; |
| 213 | |
Hans Verkuil | 0750e97 | 2009-02-19 11:50:27 -0300 | [diff] [blame] | 214 | static inline struct ks0127 *to_ks0127(struct v4l2_subdev *sd) |
| 215 | { |
| 216 | return container_of(sd, struct ks0127, sd); |
| 217 | } |
| 218 | |
Martin Samuelsson | fbe60da | 2006-04-27 10:17:00 -0300 | [diff] [blame] | 219 | |
| 220 | static int debug; /* insmod parameter */ |
| 221 | |
| 222 | module_param(debug, int, 0); |
| 223 | MODULE_PARM_DESC(debug, "Debug output"); |
Martin Samuelsson | fbe60da | 2006-04-27 10:17:00 -0300 | [diff] [blame] | 224 | |
| 225 | static u8 reg_defaults[64]; |
| 226 | |
Martin Samuelsson | fbe60da | 2006-04-27 10:17:00 -0300 | [diff] [blame] | 227 | static void init_reg_defaults(void) |
| 228 | { |
Hans Verkuil | 9875c0f | 2008-09-07 08:00:14 -0300 | [diff] [blame] | 229 | static int initialized; |
Martin Samuelsson | fbe60da | 2006-04-27 10:17:00 -0300 | [diff] [blame] | 230 | u8 *table = reg_defaults; |
| 231 | |
Hans Verkuil | 9875c0f | 2008-09-07 08:00:14 -0300 | [diff] [blame] | 232 | if (initialized) |
| 233 | return; |
| 234 | initialized = 1; |
| 235 | |
Martin Samuelsson | fbe60da | 2006-04-27 10:17:00 -0300 | [diff] [blame] | 236 | table[KS_CMDA] = 0x2c; /* VSE=0, CCIR 601, autodetect standard */ |
| 237 | table[KS_CMDB] = 0x12; /* VALIGN=0, AGC control and input */ |
| 238 | table[KS_CMDC] = 0x00; /* Test options */ |
| 239 | /* clock & input select, write 1 to PORTA */ |
| 240 | table[KS_CMDD] = 0x01; |
| 241 | table[KS_HAVB] = 0x00; /* HAV Start Control */ |
| 242 | table[KS_HAVE] = 0x00; /* HAV End Control */ |
| 243 | table[KS_HS1B] = 0x10; /* HS1 Start Control */ |
| 244 | table[KS_HS1E] = 0x00; /* HS1 End Control */ |
| 245 | table[KS_HS2B] = 0x00; /* HS2 Start Control */ |
| 246 | table[KS_HS2E] = 0x00; /* HS2 End Control */ |
| 247 | table[KS_AGC] = 0x53; /* Manual setting for AGC */ |
| 248 | table[KS_HXTRA] = 0x00; /* Extra Bits for HAV and HS1/2 */ |
| 249 | table[KS_CDEM] = 0x00; /* Chroma Demodulation Control */ |
| 250 | table[KS_PORTAB] = 0x0f; /* port B is input, port A output GPPORT */ |
| 251 | table[KS_LUMA] = 0x01; /* Luma control */ |
| 252 | table[KS_CON] = 0x00; /* Contrast Control */ |
| 253 | table[KS_BRT] = 0x00; /* Brightness Control */ |
| 254 | table[KS_CHROMA] = 0x2a; /* Chroma control A */ |
| 255 | table[KS_CHROMB] = 0x90; /* Chroma control B */ |
| 256 | table[KS_DEMOD] = 0x00; /* Chroma Demodulation Control & Status */ |
| 257 | table[KS_SAT] = 0x00; /* Color Saturation Control*/ |
| 258 | table[KS_HUE] = 0x00; /* Hue Control */ |
| 259 | table[KS_VERTIA] = 0x00; /* Vertical Processing Control A */ |
| 260 | /* Vertical Processing Control B, luma 1 line delayed */ |
| 261 | table[KS_VERTIB] = 0x12; |
| 262 | table[KS_VERTIC] = 0x0b; /* Vertical Processing Control C */ |
| 263 | table[KS_HSCLL] = 0x00; /* Horizontal Scaling Ratio Low */ |
| 264 | table[KS_HSCLH] = 0x00; /* Horizontal Scaling Ratio High */ |
| 265 | table[KS_VSCLL] = 0x00; /* Vertical Scaling Ratio Low */ |
| 266 | table[KS_VSCLH] = 0x00; /* Vertical Scaling Ratio High */ |
| 267 | /* 16 bit YCbCr 4:2:2 output; I can't make the bt866 like 8 bit /Sam */ |
| 268 | table[KS_OFMTA] = 0x30; |
| 269 | table[KS_OFMTB] = 0x00; /* Output Control B */ |
| 270 | /* VBI Decoder Control; 4bit fmt: avoid Y overflow */ |
| 271 | table[KS_VBICTL] = 0x5d; |
| 272 | table[KS_CCDAT2] = 0x00; /* Read Only register */ |
| 273 | table[KS_CCDAT1] = 0x00; /* Read Only register */ |
| 274 | table[KS_VBIL30] = 0xa8; /* VBI data decoding options */ |
| 275 | table[KS_VBIL74] = 0xaa; /* VBI data decoding options */ |
| 276 | table[KS_VBIL118] = 0x2a; /* VBI data decoding options */ |
| 277 | table[KS_VBIL1512] = 0x00; /* VBI data decoding options */ |
| 278 | table[KS_TTFRAM] = 0x00; /* Teletext frame alignment pattern */ |
| 279 | table[KS_TESTA] = 0x00; /* test register, shouldn't be written */ |
| 280 | table[KS_UVOFFH] = 0x00; /* UV Offset Adjustment High */ |
| 281 | table[KS_UVOFFL] = 0x00; /* UV Offset Adjustment Low */ |
| 282 | table[KS_UGAIN] = 0x00; /* U Component Gain Adjustment */ |
| 283 | table[KS_VGAIN] = 0x00; /* V Component Gain Adjustment */ |
| 284 | table[KS_VAVB] = 0x07; /* VAV Begin */ |
| 285 | table[KS_VAVE] = 0x00; /* VAV End */ |
| 286 | table[KS_CTRACK] = 0x00; /* Chroma Tracking Control */ |
| 287 | table[KS_POLCTL] = 0x41; /* Timing Signal Polarity Control */ |
| 288 | table[KS_REFCOD] = 0x80; /* Reference Code Insertion Control */ |
| 289 | table[KS_INVALY] = 0x10; /* Invalid Y Code */ |
| 290 | table[KS_INVALU] = 0x80; /* Invalid U Code */ |
| 291 | table[KS_INVALV] = 0x80; /* Invalid V Code */ |
| 292 | table[KS_UNUSEY] = 0x10; /* Unused Y Code */ |
| 293 | table[KS_UNUSEU] = 0x80; /* Unused U Code */ |
| 294 | table[KS_UNUSEV] = 0x80; /* Unused V Code */ |
| 295 | table[KS_USRSAV] = 0x00; /* reserved */ |
| 296 | table[KS_USREAV] = 0x00; /* reserved */ |
| 297 | table[KS_SHS1A] = 0x00; /* User Defined SHS1 A */ |
| 298 | /* User Defined SHS1 B, ALT656=1 on 0127B */ |
| 299 | table[KS_SHS1B] = 0x80; |
| 300 | table[KS_SHS1C] = 0x00; /* User Defined SHS1 C */ |
| 301 | table[KS_CMDE] = 0x00; /* Command Register E */ |
| 302 | table[KS_VSDEL] = 0x00; /* VS Delay Control */ |
| 303 | /* Command Register F, update -immediately- */ |
| 304 | /* (there might come no vsync)*/ |
| 305 | table[KS_CMDF] = 0x02; |
| 306 | } |
| 307 | |
| 308 | |
| 309 | /* We need to manually read because of a bug in the KS0127 chip. |
| 310 | * |
| 311 | * An explanation from kayork@mail.utexas.edu: |
| 312 | * |
| 313 | * During I2C reads, the KS0127 only samples for a stop condition |
Hans Verkuil | 9875c0f | 2008-09-07 08:00:14 -0300 | [diff] [blame] | 314 | * during the place where the acknowledge bit should be. Any standard |
Martin Samuelsson | fbe60da | 2006-04-27 10:17:00 -0300 | [diff] [blame] | 315 | * I2C implementation (correctly) throws in another clock transition |
| 316 | * at the 9th bit, and the KS0127 will not recognize the stop condition |
| 317 | * and will continue to clock out data. |
| 318 | * |
| 319 | * So we have to do the read ourself. Big deal. |
Hans Verkuil | 9875c0f | 2008-09-07 08:00:14 -0300 | [diff] [blame] | 320 | * workaround in i2c-algo-bit |
Martin Samuelsson | fbe60da | 2006-04-27 10:17:00 -0300 | [diff] [blame] | 321 | */ |
| 322 | |
| 323 | |
Hans Verkuil | 0750e97 | 2009-02-19 11:50:27 -0300 | [diff] [blame] | 324 | static u8 ks0127_read(struct v4l2_subdev *sd, u8 reg) |
Martin Samuelsson | fbe60da | 2006-04-27 10:17:00 -0300 | [diff] [blame] | 325 | { |
Hans Verkuil | 0750e97 | 2009-02-19 11:50:27 -0300 | [diff] [blame] | 326 | struct i2c_client *client = v4l2_get_subdevdata(sd); |
Martin Samuelsson | fbe60da | 2006-04-27 10:17:00 -0300 | [diff] [blame] | 327 | char val = 0; |
| 328 | struct i2c_msg msgs[] = { |
Hans Verkuil | 0750e97 | 2009-02-19 11:50:27 -0300 | [diff] [blame] | 329 | { client->addr, 0, sizeof(reg), ® }, |
| 330 | { client->addr, I2C_M_RD | I2C_M_NO_RD_ACK, sizeof(val), &val } |
Hans Verkuil | 9875c0f | 2008-09-07 08:00:14 -0300 | [diff] [blame] | 331 | }; |
Martin Samuelsson | fbe60da | 2006-04-27 10:17:00 -0300 | [diff] [blame] | 332 | int ret; |
| 333 | |
Hans Verkuil | 0750e97 | 2009-02-19 11:50:27 -0300 | [diff] [blame] | 334 | ret = i2c_transfer(client->adapter, msgs, ARRAY_SIZE(msgs)); |
Martin Samuelsson | fbe60da | 2006-04-27 10:17:00 -0300 | [diff] [blame] | 335 | if (ret != ARRAY_SIZE(msgs)) |
Hans Verkuil | 0750e97 | 2009-02-19 11:50:27 -0300 | [diff] [blame] | 336 | v4l2_dbg(1, debug, sd, "read error\n"); |
Martin Samuelsson | fbe60da | 2006-04-27 10:17:00 -0300 | [diff] [blame] | 337 | |
| 338 | return val; |
| 339 | } |
| 340 | |
| 341 | |
Hans Verkuil | 0750e97 | 2009-02-19 11:50:27 -0300 | [diff] [blame] | 342 | static void ks0127_write(struct v4l2_subdev *sd, u8 reg, u8 val) |
Martin Samuelsson | fbe60da | 2006-04-27 10:17:00 -0300 | [diff] [blame] | 343 | { |
Hans Verkuil | 0750e97 | 2009-02-19 11:50:27 -0300 | [diff] [blame] | 344 | struct i2c_client *client = v4l2_get_subdevdata(sd); |
| 345 | struct ks0127 *ks = to_ks0127(sd); |
Hans Verkuil | 9875c0f | 2008-09-07 08:00:14 -0300 | [diff] [blame] | 346 | char msg[] = { reg, val }; |
Martin Samuelsson | fbe60da | 2006-04-27 10:17:00 -0300 | [diff] [blame] | 347 | |
Hans Verkuil | 0750e97 | 2009-02-19 11:50:27 -0300 | [diff] [blame] | 348 | if (i2c_master_send(client, msg, sizeof(msg)) != sizeof(msg)) |
| 349 | v4l2_dbg(1, debug, sd, "write error\n"); |
Martin Samuelsson | fbe60da | 2006-04-27 10:17:00 -0300 | [diff] [blame] | 350 | |
| 351 | ks->regs[reg] = val; |
| 352 | } |
| 353 | |
| 354 | |
| 355 | /* generic bit-twiddling */ |
Hans Verkuil | 0750e97 | 2009-02-19 11:50:27 -0300 | [diff] [blame] | 356 | static void ks0127_and_or(struct v4l2_subdev *sd, u8 reg, u8 and_v, u8 or_v) |
Martin Samuelsson | fbe60da | 2006-04-27 10:17:00 -0300 | [diff] [blame] | 357 | { |
Hans Verkuil | 0750e97 | 2009-02-19 11:50:27 -0300 | [diff] [blame] | 358 | struct ks0127 *ks = to_ks0127(sd); |
Hans Verkuil | 9875c0f | 2008-09-07 08:00:14 -0300 | [diff] [blame] | 359 | |
Martin Samuelsson | fbe60da | 2006-04-27 10:17:00 -0300 | [diff] [blame] | 360 | u8 val = ks->regs[reg]; |
| 361 | val = (val & and_v) | or_v; |
Hans Verkuil | 0750e97 | 2009-02-19 11:50:27 -0300 | [diff] [blame] | 362 | ks0127_write(sd, reg, val); |
Martin Samuelsson | fbe60da | 2006-04-27 10:17:00 -0300 | [diff] [blame] | 363 | } |
| 364 | |
| 365 | |
| 366 | |
| 367 | /**************************************************************************** |
| 368 | * ks0127 private api |
| 369 | ****************************************************************************/ |
Hans Verkuil | 0750e97 | 2009-02-19 11:50:27 -0300 | [diff] [blame] | 370 | static void ks0127_init(struct v4l2_subdev *sd) |
Martin Samuelsson | fbe60da | 2006-04-27 10:17:00 -0300 | [diff] [blame] | 371 | { |
Hans Verkuil | 0750e97 | 2009-02-19 11:50:27 -0300 | [diff] [blame] | 372 | struct ks0127 *ks = to_ks0127(sd); |
Martin Samuelsson | fbe60da | 2006-04-27 10:17:00 -0300 | [diff] [blame] | 373 | u8 *table = reg_defaults; |
Hans Verkuil | 9875c0f | 2008-09-07 08:00:14 -0300 | [diff] [blame] | 374 | int i; |
Martin Samuelsson | fbe60da | 2006-04-27 10:17:00 -0300 | [diff] [blame] | 375 | |
Hans Verkuil | 0750e97 | 2009-02-19 11:50:27 -0300 | [diff] [blame] | 376 | ks->ident = V4L2_IDENT_KS0127; |
Martin Samuelsson | fbe60da | 2006-04-27 10:17:00 -0300 | [diff] [blame] | 377 | |
Hans Verkuil | 0750e97 | 2009-02-19 11:50:27 -0300 | [diff] [blame] | 378 | v4l2_dbg(1, debug, sd, "reset\n"); |
Martin Samuelsson | fbe60da | 2006-04-27 10:17:00 -0300 | [diff] [blame] | 379 | msleep(1); |
| 380 | |
| 381 | /* initialize all registers to known values */ |
| 382 | /* (except STAT, 0x21, 0x22, TEST and 0x38,0x39) */ |
| 383 | |
Hans Verkuil | 9875c0f | 2008-09-07 08:00:14 -0300 | [diff] [blame] | 384 | for (i = 1; i < 33; i++) |
Hans Verkuil | 0750e97 | 2009-02-19 11:50:27 -0300 | [diff] [blame] | 385 | ks0127_write(sd, i, table[i]); |
Martin Samuelsson | fbe60da | 2006-04-27 10:17:00 -0300 | [diff] [blame] | 386 | |
Hans Verkuil | 9875c0f | 2008-09-07 08:00:14 -0300 | [diff] [blame] | 387 | for (i = 35; i < 40; i++) |
Hans Verkuil | 0750e97 | 2009-02-19 11:50:27 -0300 | [diff] [blame] | 388 | ks0127_write(sd, i, table[i]); |
Martin Samuelsson | fbe60da | 2006-04-27 10:17:00 -0300 | [diff] [blame] | 389 | |
Hans Verkuil | 9875c0f | 2008-09-07 08:00:14 -0300 | [diff] [blame] | 390 | for (i = 41; i < 56; i++) |
Hans Verkuil | 0750e97 | 2009-02-19 11:50:27 -0300 | [diff] [blame] | 391 | ks0127_write(sd, i, table[i]); |
Martin Samuelsson | fbe60da | 2006-04-27 10:17:00 -0300 | [diff] [blame] | 392 | |
Hans Verkuil | 9875c0f | 2008-09-07 08:00:14 -0300 | [diff] [blame] | 393 | for (i = 58; i < 64; i++) |
Hans Verkuil | 0750e97 | 2009-02-19 11:50:27 -0300 | [diff] [blame] | 394 | ks0127_write(sd, i, table[i]); |
Martin Samuelsson | fbe60da | 2006-04-27 10:17:00 -0300 | [diff] [blame] | 395 | |
| 396 | |
Hans Verkuil | 0750e97 | 2009-02-19 11:50:27 -0300 | [diff] [blame] | 397 | if ((ks0127_read(sd, KS_STAT) & 0x80) == 0) { |
| 398 | ks->ident = V4L2_IDENT_KS0122S; |
| 399 | v4l2_dbg(1, debug, sd, "ks0122s found\n"); |
Martin Samuelsson | fbe60da | 2006-04-27 10:17:00 -0300 | [diff] [blame] | 400 | return; |
| 401 | } |
| 402 | |
Hans Verkuil | 0750e97 | 2009-02-19 11:50:27 -0300 | [diff] [blame] | 403 | switch (ks0127_read(sd, KS_CMDE) & 0x0f) { |
Martin Samuelsson | fbe60da | 2006-04-27 10:17:00 -0300 | [diff] [blame] | 404 | case 0: |
Hans Verkuil | 0750e97 | 2009-02-19 11:50:27 -0300 | [diff] [blame] | 405 | v4l2_dbg(1, debug, sd, "ks0127 found\n"); |
Martin Samuelsson | fbe60da | 2006-04-27 10:17:00 -0300 | [diff] [blame] | 406 | break; |
| 407 | |
| 408 | case 9: |
Hans Verkuil | 0750e97 | 2009-02-19 11:50:27 -0300 | [diff] [blame] | 409 | ks->ident = V4L2_IDENT_KS0127B; |
| 410 | v4l2_dbg(1, debug, sd, "ks0127B Revision A found\n"); |
Martin Samuelsson | fbe60da | 2006-04-27 10:17:00 -0300 | [diff] [blame] | 411 | break; |
| 412 | |
| 413 | default: |
Hans Verkuil | 0750e97 | 2009-02-19 11:50:27 -0300 | [diff] [blame] | 414 | v4l2_dbg(1, debug, sd, "unknown revision\n"); |
Martin Samuelsson | fbe60da | 2006-04-27 10:17:00 -0300 | [diff] [blame] | 415 | break; |
| 416 | } |
| 417 | } |
| 418 | |
Hans Verkuil | 0750e97 | 2009-02-19 11:50:27 -0300 | [diff] [blame] | 419 | static int ks0127_s_routing(struct v4l2_subdev *sd, const struct v4l2_routing *route) |
Martin Samuelsson | fbe60da | 2006-04-27 10:17:00 -0300 | [diff] [blame] | 420 | { |
Hans Verkuil | 0750e97 | 2009-02-19 11:50:27 -0300 | [diff] [blame] | 421 | struct ks0127 *ks = to_ks0127(sd); |
Martin Samuelsson | fbe60da | 2006-04-27 10:17:00 -0300 | [diff] [blame] | 422 | |
Hans Verkuil | 0750e97 | 2009-02-19 11:50:27 -0300 | [diff] [blame] | 423 | switch (route->input) { |
| 424 | case KS_INPUT_COMPOSITE_1: |
| 425 | case KS_INPUT_COMPOSITE_2: |
| 426 | case KS_INPUT_COMPOSITE_3: |
| 427 | case KS_INPUT_COMPOSITE_4: |
| 428 | case KS_INPUT_COMPOSITE_5: |
| 429 | case KS_INPUT_COMPOSITE_6: |
| 430 | v4l2_dbg(1, debug, sd, |
| 431 | "VIDIOC_S_INPUT %d: Composite\n", route->input); |
| 432 | /* autodetect 50/60 Hz */ |
| 433 | ks0127_and_or(sd, KS_CMDA, 0xfc, 0x00); |
| 434 | /* VSE=0 */ |
| 435 | ks0127_and_or(sd, KS_CMDA, ~0x40, 0x00); |
| 436 | /* set input line */ |
| 437 | ks0127_and_or(sd, KS_CMDB, 0xb0, route->input); |
| 438 | /* non-freerunning mode */ |
| 439 | ks0127_and_or(sd, KS_CMDC, 0x70, 0x0a); |
| 440 | /* analog input */ |
| 441 | ks0127_and_or(sd, KS_CMDD, 0x03, 0x00); |
| 442 | /* enable chroma demodulation */ |
| 443 | ks0127_and_or(sd, KS_CTRACK, 0xcf, 0x00); |
| 444 | /* chroma trap, HYBWR=1 */ |
| 445 | ks0127_and_or(sd, KS_LUMA, 0x00, |
| 446 | (reg_defaults[KS_LUMA])|0x0c); |
| 447 | /* scaler fullbw, luma comb off */ |
| 448 | ks0127_and_or(sd, KS_VERTIA, 0x08, 0x81); |
| 449 | /* manual chroma comb .25 .5 .25 */ |
| 450 | ks0127_and_or(sd, KS_VERTIC, 0x0f, 0x90); |
Martin Samuelsson | fbe60da | 2006-04-27 10:17:00 -0300 | [diff] [blame] | 451 | |
Hans Verkuil | 0750e97 | 2009-02-19 11:50:27 -0300 | [diff] [blame] | 452 | /* chroma path delay */ |
| 453 | ks0127_and_or(sd, KS_CHROMB, 0x0f, 0x90); |
| 454 | |
| 455 | ks0127_write(sd, KS_UGAIN, reg_defaults[KS_UGAIN]); |
| 456 | ks0127_write(sd, KS_VGAIN, reg_defaults[KS_VGAIN]); |
| 457 | ks0127_write(sd, KS_UVOFFH, reg_defaults[KS_UVOFFH]); |
| 458 | ks0127_write(sd, KS_UVOFFL, reg_defaults[KS_UVOFFL]); |
Martin Samuelsson | fbe60da | 2006-04-27 10:17:00 -0300 | [diff] [blame] | 459 | break; |
| 460 | |
Hans Verkuil | 0750e97 | 2009-02-19 11:50:27 -0300 | [diff] [blame] | 461 | case KS_INPUT_SVIDEO_1: |
| 462 | case KS_INPUT_SVIDEO_2: |
| 463 | case KS_INPUT_SVIDEO_3: |
| 464 | v4l2_dbg(1, debug, sd, |
| 465 | "VIDIOC_S_INPUT %d: S-Video\n", route->input); |
| 466 | /* autodetect 50/60 Hz */ |
| 467 | ks0127_and_or(sd, KS_CMDA, 0xfc, 0x00); |
| 468 | /* VSE=0 */ |
| 469 | ks0127_and_or(sd, KS_CMDA, ~0x40, 0x00); |
| 470 | /* set input line */ |
| 471 | ks0127_and_or(sd, KS_CMDB, 0xb0, route->input); |
| 472 | /* non-freerunning mode */ |
| 473 | ks0127_and_or(sd, KS_CMDC, 0x70, 0x0a); |
| 474 | /* analog input */ |
| 475 | ks0127_and_or(sd, KS_CMDD, 0x03, 0x00); |
| 476 | /* enable chroma demodulation */ |
| 477 | ks0127_and_or(sd, KS_CTRACK, 0xcf, 0x00); |
| 478 | ks0127_and_or(sd, KS_LUMA, 0x00, |
| 479 | reg_defaults[KS_LUMA]); |
| 480 | /* disable luma comb */ |
| 481 | ks0127_and_or(sd, KS_VERTIA, 0x08, |
| 482 | (reg_defaults[KS_VERTIA]&0xf0)|0x01); |
| 483 | ks0127_and_or(sd, KS_VERTIC, 0x0f, |
| 484 | reg_defaults[KS_VERTIC]&0xf0); |
Martin Samuelsson | fbe60da | 2006-04-27 10:17:00 -0300 | [diff] [blame] | 485 | |
Hans Verkuil | 0750e97 | 2009-02-19 11:50:27 -0300 | [diff] [blame] | 486 | ks0127_and_or(sd, KS_CHROMB, 0x0f, |
| 487 | reg_defaults[KS_CHROMB]&0xf0); |
Martin Samuelsson | fbe60da | 2006-04-27 10:17:00 -0300 | [diff] [blame] | 488 | |
Hans Verkuil | 0750e97 | 2009-02-19 11:50:27 -0300 | [diff] [blame] | 489 | ks0127_write(sd, KS_UGAIN, reg_defaults[KS_UGAIN]); |
| 490 | ks0127_write(sd, KS_VGAIN, reg_defaults[KS_VGAIN]); |
| 491 | ks0127_write(sd, KS_UVOFFH, reg_defaults[KS_UVOFFH]); |
| 492 | ks0127_write(sd, KS_UVOFFL, reg_defaults[KS_UVOFFL]); |
Martin Samuelsson | fbe60da | 2006-04-27 10:17:00 -0300 | [diff] [blame] | 493 | break; |
| 494 | |
Hans Verkuil | 0750e97 | 2009-02-19 11:50:27 -0300 | [diff] [blame] | 495 | case KS_INPUT_YUV656: |
| 496 | v4l2_dbg(1, debug, sd, "VIDIOC_S_INPUT 15: YUV656\n"); |
| 497 | if (ks->norm & V4L2_STD_525_60) |
| 498 | /* force 60 Hz */ |
| 499 | ks0127_and_or(sd, KS_CMDA, 0xfc, 0x03); |
Martin Samuelsson | fbe60da | 2006-04-27 10:17:00 -0300 | [diff] [blame] | 500 | else |
Hans Verkuil | 0750e97 | 2009-02-19 11:50:27 -0300 | [diff] [blame] | 501 | /* force 50 Hz */ |
| 502 | ks0127_and_or(sd, KS_CMDA, 0xfc, 0x02); |
Martin Samuelsson | fbe60da | 2006-04-27 10:17:00 -0300 | [diff] [blame] | 503 | |
Hans Verkuil | 0750e97 | 2009-02-19 11:50:27 -0300 | [diff] [blame] | 504 | ks0127_and_or(sd, KS_CMDA, 0xff, 0x40); /* VSE=1 */ |
| 505 | /* set input line and VALIGN */ |
| 506 | ks0127_and_or(sd, KS_CMDB, 0xb0, (route->input | 0x40)); |
| 507 | /* freerunning mode, */ |
| 508 | /* TSTGEN = 1 TSTGFR=11 TSTGPH=0 TSTGPK=0 VMEM=1*/ |
| 509 | ks0127_and_or(sd, KS_CMDC, 0x70, 0x87); |
| 510 | /* digital input, SYNDIR = 0 INPSL=01 CLKDIR=0 EAV=0 */ |
| 511 | ks0127_and_or(sd, KS_CMDD, 0x03, 0x08); |
| 512 | /* disable chroma demodulation */ |
| 513 | ks0127_and_or(sd, KS_CTRACK, 0xcf, 0x30); |
| 514 | /* HYPK =01 CTRAP = 0 HYBWR=0 PED=1 RGBH=1 UNIT=1 */ |
| 515 | ks0127_and_or(sd, KS_LUMA, 0x00, 0x71); |
| 516 | ks0127_and_or(sd, KS_VERTIC, 0x0f, |
| 517 | reg_defaults[KS_VERTIC]&0xf0); |
| 518 | |
| 519 | /* scaler fullbw, luma comb off */ |
| 520 | ks0127_and_or(sd, KS_VERTIA, 0x08, 0x81); |
| 521 | |
| 522 | ks0127_and_or(sd, KS_CHROMB, 0x0f, |
| 523 | reg_defaults[KS_CHROMB]&0xf0); |
| 524 | |
| 525 | ks0127_and_or(sd, KS_CON, 0x00, 0x00); |
| 526 | ks0127_and_or(sd, KS_BRT, 0x00, 32); /* spec: 34 */ |
| 527 | /* spec: 229 (e5) */ |
| 528 | ks0127_and_or(sd, KS_SAT, 0x00, 0xe8); |
| 529 | ks0127_and_or(sd, KS_HUE, 0x00, 0); |
| 530 | |
| 531 | ks0127_and_or(sd, KS_UGAIN, 0x00, 238); |
| 532 | ks0127_and_or(sd, KS_VGAIN, 0x00, 0x00); |
| 533 | |
| 534 | /*UOFF:0x30, VOFF:0x30, TSTCGN=1 */ |
| 535 | ks0127_and_or(sd, KS_UVOFFH, 0x00, 0x4f); |
| 536 | ks0127_and_or(sd, KS_UVOFFL, 0x00, 0x00); |
| 537 | break; |
| 538 | |
Martin Samuelsson | fbe60da | 2006-04-27 10:17:00 -0300 | [diff] [blame] | 539 | default: |
Hans Verkuil | 0750e97 | 2009-02-19 11:50:27 -0300 | [diff] [blame] | 540 | v4l2_dbg(1, debug, sd, |
| 541 | "VIDIOC_INT_S_VIDEO_ROUTING: Unknown input %d\n", route->input); |
| 542 | break; |
| 543 | } |
| 544 | |
| 545 | /* hack: CDMLPF sometimes spontaneously switches on; */ |
| 546 | /* force back off */ |
| 547 | ks0127_write(sd, KS_DEMOD, reg_defaults[KS_DEMOD]); |
| 548 | return 0; |
| 549 | } |
| 550 | |
| 551 | static int ks0127_s_std(struct v4l2_subdev *sd, v4l2_std_id std) |
| 552 | { |
| 553 | struct ks0127 *ks = to_ks0127(sd); |
| 554 | |
| 555 | /* Set to automatic SECAM/Fsc mode */ |
| 556 | ks0127_and_or(sd, KS_DEMOD, 0xf0, 0x00); |
| 557 | |
| 558 | ks->norm = std; |
| 559 | if (std & V4L2_STD_NTSC) { |
| 560 | v4l2_dbg(1, debug, sd, |
| 561 | "VIDIOC_S_STD: NTSC_M\n"); |
| 562 | ks0127_and_or(sd, KS_CHROMA, 0x9f, 0x20); |
| 563 | } else if (std & V4L2_STD_PAL_N) { |
| 564 | v4l2_dbg(1, debug, sd, |
| 565 | "KS0127_SET_NORM: NTSC_N (fixme)\n"); |
| 566 | ks0127_and_or(sd, KS_CHROMA, 0x9f, 0x40); |
| 567 | } else if (std & V4L2_STD_PAL) { |
| 568 | v4l2_dbg(1, debug, sd, |
| 569 | "VIDIOC_S_STD: PAL_N\n"); |
| 570 | ks0127_and_or(sd, KS_CHROMA, 0x9f, 0x20); |
| 571 | } else if (std & V4L2_STD_PAL_M) { |
| 572 | v4l2_dbg(1, debug, sd, |
| 573 | "KS0127_SET_NORM: PAL_M (fixme)\n"); |
| 574 | ks0127_and_or(sd, KS_CHROMA, 0x9f, 0x40); |
| 575 | } else if (std & V4L2_STD_SECAM) { |
| 576 | v4l2_dbg(1, debug, sd, |
| 577 | "KS0127_SET_NORM: SECAM\n"); |
| 578 | |
| 579 | /* set to secam autodetection */ |
| 580 | ks0127_and_or(sd, KS_CHROMA, 0xdf, 0x20); |
| 581 | ks0127_and_or(sd, KS_DEMOD, 0xf0, 0x00); |
| 582 | schedule_timeout_interruptible(HZ/10+1); |
| 583 | |
| 584 | /* did it autodetect? */ |
| 585 | if (!(ks0127_read(sd, KS_DEMOD) & 0x40)) |
| 586 | /* force to secam mode */ |
| 587 | ks0127_and_or(sd, KS_DEMOD, 0xf0, 0x0f); |
| 588 | } else { |
| 589 | v4l2_dbg(1, debug, sd, |
| 590 | "VIDIOC_S_STD: Unknown norm %llx\n", std); |
Martin Samuelsson | fbe60da | 2006-04-27 10:17:00 -0300 | [diff] [blame] | 591 | } |
| 592 | return 0; |
| 593 | } |
| 594 | |
Hans Verkuil | 0750e97 | 2009-02-19 11:50:27 -0300 | [diff] [blame] | 595 | static int ks0127_s_stream(struct v4l2_subdev *sd, int enable) |
| 596 | { |
| 597 | v4l2_dbg(1, debug, sd, "s_stream(%d)\n", enable); |
| 598 | if (enable) { |
| 599 | /* All output pins on */ |
| 600 | ks0127_and_or(sd, KS_OFMTA, 0xcf, 0x30); |
| 601 | /* Obey the OEN pin */ |
| 602 | ks0127_and_or(sd, KS_CDEM, 0x7f, 0x00); |
| 603 | } else { |
| 604 | /* Video output pins off */ |
| 605 | ks0127_and_or(sd, KS_OFMTA, 0xcf, 0x00); |
| 606 | /* Ignore the OEN pin */ |
| 607 | ks0127_and_or(sd, KS_CDEM, 0x7f, 0x80); |
| 608 | } |
| 609 | return 0; |
| 610 | } |
Martin Samuelsson | fbe60da | 2006-04-27 10:17:00 -0300 | [diff] [blame] | 611 | |
Hans Verkuil | 0750e97 | 2009-02-19 11:50:27 -0300 | [diff] [blame] | 612 | static int ks0127_status(struct v4l2_subdev *sd, u32 *pstatus, v4l2_std_id *pstd) |
| 613 | { |
| 614 | int stat = V4L2_IN_ST_NO_SIGNAL; |
| 615 | u8 status; |
| 616 | v4l2_std_id std = V4L2_STD_ALL; |
Hans Verkuil | 9875c0f | 2008-09-07 08:00:14 -0300 | [diff] [blame] | 617 | |
Hans Verkuil | 0750e97 | 2009-02-19 11:50:27 -0300 | [diff] [blame] | 618 | v4l2_dbg(1, debug, sd, "VIDIOC_QUERYSTD/VIDIOC_INT_G_INPUT_STATUS\n"); |
| 619 | status = ks0127_read(sd, KS_STAT); |
| 620 | if (!(status & 0x20)) /* NOVID not set */ |
| 621 | stat = 0; |
| 622 | if (!(status & 0x01)) /* CLOCK set */ |
| 623 | stat |= V4L2_IN_ST_NO_COLOR; |
| 624 | if ((status & 0x08)) /* PALDET set */ |
| 625 | std = V4L2_STD_PAL; |
| 626 | else |
| 627 | std = V4L2_STD_NTSC; |
| 628 | if (pstd) |
| 629 | *pstd = std; |
| 630 | if (pstatus) |
| 631 | *pstatus = stat; |
| 632 | return 0; |
| 633 | } |
| 634 | |
| 635 | static int ks0127_querystd(struct v4l2_subdev *sd, v4l2_std_id *std) |
| 636 | { |
| 637 | return ks0127_status(sd, NULL, std); |
| 638 | } |
| 639 | |
| 640 | static int ks0127_g_input_status(struct v4l2_subdev *sd, u32 *status) |
| 641 | { |
| 642 | return ks0127_status(sd, status, NULL); |
| 643 | } |
| 644 | |
| 645 | static int ks0127_g_chip_ident(struct v4l2_subdev *sd, struct v4l2_dbg_chip_ident *chip) |
| 646 | { |
| 647 | struct i2c_client *client = v4l2_get_subdevdata(sd); |
| 648 | struct ks0127 *ks = to_ks0127(sd); |
| 649 | |
| 650 | return v4l2_chip_ident_i2c_client(client, chip, ks->ident, 0); |
| 651 | } |
| 652 | |
| 653 | static int ks0127_command(struct i2c_client *client, unsigned cmd, void *arg) |
| 654 | { |
| 655 | return v4l2_subdev_command(i2c_get_clientdata(client), cmd, arg); |
| 656 | } |
| 657 | |
| 658 | /* ----------------------------------------------------------------------- */ |
| 659 | |
| 660 | static const struct v4l2_subdev_core_ops ks0127_core_ops = { |
| 661 | .g_chip_ident = ks0127_g_chip_ident, |
Martin Samuelsson | fbe60da | 2006-04-27 10:17:00 -0300 | [diff] [blame] | 662 | }; |
| 663 | |
Hans Verkuil | 0750e97 | 2009-02-19 11:50:27 -0300 | [diff] [blame] | 664 | static const struct v4l2_subdev_tuner_ops ks0127_tuner_ops = { |
| 665 | .s_std = ks0127_s_std, |
| 666 | }; |
Martin Samuelsson | fbe60da | 2006-04-27 10:17:00 -0300 | [diff] [blame] | 667 | |
Hans Verkuil | 0750e97 | 2009-02-19 11:50:27 -0300 | [diff] [blame] | 668 | static const struct v4l2_subdev_video_ops ks0127_video_ops = { |
| 669 | .s_routing = ks0127_s_routing, |
| 670 | .s_stream = ks0127_s_stream, |
| 671 | .querystd = ks0127_querystd, |
| 672 | .g_input_status = ks0127_g_input_status, |
| 673 | }; |
| 674 | |
| 675 | static const struct v4l2_subdev_ops ks0127_ops = { |
| 676 | .core = &ks0127_core_ops, |
| 677 | .tuner = &ks0127_tuner_ops, |
| 678 | .video = &ks0127_video_ops, |
| 679 | }; |
| 680 | |
| 681 | /* ----------------------------------------------------------------------- */ |
| 682 | |
| 683 | |
| 684 | static int ks0127_probe(struct i2c_client *client, const struct i2c_device_id *id) |
Martin Samuelsson | fbe60da | 2006-04-27 10:17:00 -0300 | [diff] [blame] | 685 | { |
| 686 | struct ks0127 *ks; |
Hans Verkuil | 0750e97 | 2009-02-19 11:50:27 -0300 | [diff] [blame] | 687 | struct v4l2_subdev *sd; |
Martin Samuelsson | fbe60da | 2006-04-27 10:17:00 -0300 | [diff] [blame] | 688 | |
Hans Verkuil | 0750e97 | 2009-02-19 11:50:27 -0300 | [diff] [blame] | 689 | v4l_info(client, "%s chip found @ 0x%x (%s)\n", |
| 690 | client->addr == (I2C_KS0127_ADDON >> 1) ? "addon" : "on-board", |
| 691 | client->addr << 1, client->adapter->name); |
Martin Samuelsson | fbe60da | 2006-04-27 10:17:00 -0300 | [diff] [blame] | 692 | |
| 693 | ks = kzalloc(sizeof(*ks), GFP_KERNEL); |
Hans Verkuil | 9875c0f | 2008-09-07 08:00:14 -0300 | [diff] [blame] | 694 | if (ks == NULL) |
Martin Samuelsson | fbe60da | 2006-04-27 10:17:00 -0300 | [diff] [blame] | 695 | return -ENOMEM; |
Hans Verkuil | 0750e97 | 2009-02-19 11:50:27 -0300 | [diff] [blame] | 696 | sd = &ks->sd; |
| 697 | v4l2_i2c_subdev_init(sd, client, &ks0127_ops); |
Martin Samuelsson | fbe60da | 2006-04-27 10:17:00 -0300 | [diff] [blame] | 698 | |
| 699 | /* power up */ |
Hans Verkuil | 9875c0f | 2008-09-07 08:00:14 -0300 | [diff] [blame] | 700 | init_reg_defaults(); |
Hans Verkuil | 0750e97 | 2009-02-19 11:50:27 -0300 | [diff] [blame] | 701 | ks0127_write(sd, KS_CMDA, 0x2c); |
Martin Samuelsson | fbe60da | 2006-04-27 10:17:00 -0300 | [diff] [blame] | 702 | mdelay(10); |
| 703 | |
| 704 | /* reset the device */ |
Hans Verkuil | 0750e97 | 2009-02-19 11:50:27 -0300 | [diff] [blame] | 705 | ks0127_init(sd); |
Martin Samuelsson | fbe60da | 2006-04-27 10:17:00 -0300 | [diff] [blame] | 706 | return 0; |
| 707 | } |
| 708 | |
Hans Verkuil | 0750e97 | 2009-02-19 11:50:27 -0300 | [diff] [blame] | 709 | static int ks0127_remove(struct i2c_client *client) |
Martin Samuelsson | fbe60da | 2006-04-27 10:17:00 -0300 | [diff] [blame] | 710 | { |
Hans Verkuil | 0750e97 | 2009-02-19 11:50:27 -0300 | [diff] [blame] | 711 | struct v4l2_subdev *sd = i2c_get_clientdata(client); |
Martin Samuelsson | fbe60da | 2006-04-27 10:17:00 -0300 | [diff] [blame] | 712 | |
Hans Verkuil | 0750e97 | 2009-02-19 11:50:27 -0300 | [diff] [blame] | 713 | v4l2_device_unregister_subdev(sd); |
| 714 | ks0127_write(sd, KS_OFMTA, 0x20); /* tristate */ |
| 715 | ks0127_write(sd, KS_CMDA, 0x2c | 0x80); /* power down */ |
| 716 | kfree(to_ks0127(sd)); |
Martin Samuelsson | fbe60da | 2006-04-27 10:17:00 -0300 | [diff] [blame] | 717 | return 0; |
| 718 | } |
| 719 | |
Hans Verkuil | 9875c0f | 2008-09-07 08:00:14 -0300 | [diff] [blame] | 720 | static int ks0127_legacy_probe(struct i2c_adapter *adapter) |
Martin Samuelsson | fbe60da | 2006-04-27 10:17:00 -0300 | [diff] [blame] | 721 | { |
Hans Verkuil | 9875c0f | 2008-09-07 08:00:14 -0300 | [diff] [blame] | 722 | return adapter->id == I2C_HW_B_ZR36067; |
Martin Samuelsson | fbe60da | 2006-04-27 10:17:00 -0300 | [diff] [blame] | 723 | } |
| 724 | |
Hans Verkuil | 9875c0f | 2008-09-07 08:00:14 -0300 | [diff] [blame] | 725 | static const struct i2c_device_id ks0127_id[] = { |
| 726 | { "ks0127", 0 }, |
Hans Verkuil | 18d135a | 2009-02-19 11:51:16 -0300 | [diff] [blame^] | 727 | { "ks0127b", 0 }, |
| 728 | { "ks0122s", 0 }, |
Hans Verkuil | 9875c0f | 2008-09-07 08:00:14 -0300 | [diff] [blame] | 729 | { } |
| 730 | }; |
| 731 | MODULE_DEVICE_TABLE(i2c, ks0127_id); |
Martin Samuelsson | fbe60da | 2006-04-27 10:17:00 -0300 | [diff] [blame] | 732 | |
Hans Verkuil | 9875c0f | 2008-09-07 08:00:14 -0300 | [diff] [blame] | 733 | static struct v4l2_i2c_driver_data v4l2_i2c_data = { |
| 734 | .name = "ks0127", |
| 735 | .driverid = I2C_DRIVERID_KS0127, |
| 736 | .command = ks0127_command, |
| 737 | .probe = ks0127_probe, |
| 738 | .remove = ks0127_remove, |
| 739 | .legacy_probe = ks0127_legacy_probe, |
| 740 | .id_table = ks0127_id, |
| 741 | }; |