Mauro Carvalho Chehab | d56410e | 2006-03-25 09:19:53 -0300 | [diff] [blame] | 1 | /* |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2 | * saa7185 - Philips SAA7185B video encoder driver version 0.0.3 |
| 3 | * |
| 4 | * Copyright (C) 1998 Dave Perks <dperks@ibm.net> |
| 5 | * |
| 6 | * Slight changes for video timing and attachment output by |
| 7 | * Wolfgang Scherr <scherr@net4you.net> |
| 8 | * |
| 9 | * Changes by Ronald Bultje <rbultje@ronald.bitfreak.net> |
| 10 | * - moved over to linux>=2.4.x i2c protocol (1/1/2003) |
| 11 | * |
| 12 | * This program is free software; you can redistribute it and/or modify |
| 13 | * it under the terms of the GNU General Public License as published by |
| 14 | * the Free Software Foundation; either version 2 of the License, or |
| 15 | * (at your option) any later version. |
| 16 | * |
| 17 | * This program is distributed in the hope that it will be useful, |
| 18 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 19 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 20 | * GNU General Public License for more details. |
| 21 | * |
| 22 | * You should have received a copy of the GNU General Public License |
| 23 | * along with this program; if not, write to the Free Software |
| 24 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
| 25 | */ |
| 26 | |
| 27 | #include <linux/module.h> |
Mauro Carvalho Chehab | 18f3fa1 | 2007-07-02 15:39:57 -0300 | [diff] [blame] | 28 | #include <linux/types.h> |
Hans Verkuil | 0afb351 | 2008-09-07 08:01:20 -0300 | [diff] [blame] | 29 | #include <linux/ioctl.h> |
Mauro Carvalho Chehab | 18f3fa1 | 2007-07-02 15:39:57 -0300 | [diff] [blame] | 30 | #include <asm/uaccess.h> |
Hans Verkuil | 0afb351 | 2008-09-07 08:01:20 -0300 | [diff] [blame] | 31 | #include <linux/i2c.h> |
| 32 | #include <linux/i2c-id.h> |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 33 | #include <linux/videodev.h> |
Mauro Carvalho Chehab | 18f3fa1 | 2007-07-02 15:39:57 -0300 | [diff] [blame] | 34 | #include <linux/video_encoder.h> |
Hans Verkuil | 0afb351 | 2008-09-07 08:01:20 -0300 | [diff] [blame] | 35 | #include <media/v4l2-common.h> |
| 36 | #include <media/v4l2-i2c-drv-legacy.h> |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 37 | |
| 38 | MODULE_DESCRIPTION("Philips SAA7185 video encoder driver"); |
| 39 | MODULE_AUTHOR("Dave Perks"); |
| 40 | MODULE_LICENSE("GPL"); |
| 41 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 42 | |
Douglas Schilling Landgraf | ff699e6 | 2008-04-22 14:41:48 -0300 | [diff] [blame] | 43 | static int debug; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 44 | module_param(debug, int, 0); |
| 45 | MODULE_PARM_DESC(debug, "Debug level (0-1)"); |
| 46 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 47 | /* ----------------------------------------------------------------------- */ |
| 48 | |
| 49 | struct saa7185 { |
| 50 | unsigned char reg[128]; |
| 51 | |
Hans Verkuil | 107063c | 2009-02-18 17:26:06 -0300 | [diff] [blame] | 52 | v4l2_std_id norm; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 53 | int bright; |
| 54 | int contrast; |
| 55 | int hue; |
| 56 | int sat; |
| 57 | }; |
| 58 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 59 | /* ----------------------------------------------------------------------- */ |
| 60 | |
Hans Verkuil | 0afb351 | 2008-09-07 08:01:20 -0300 | [diff] [blame] | 61 | static inline int saa7185_read(struct i2c_client *client) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 62 | { |
| 63 | return i2c_smbus_read_byte(client); |
| 64 | } |
| 65 | |
Hans Verkuil | 0afb351 | 2008-09-07 08:01:20 -0300 | [diff] [blame] | 66 | static int saa7185_write(struct i2c_client *client, u8 reg, u8 value) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 67 | { |
| 68 | struct saa7185 *encoder = i2c_get_clientdata(client); |
| 69 | |
Hans Verkuil | 0afb351 | 2008-09-07 08:01:20 -0300 | [diff] [blame] | 70 | v4l_dbg(1, debug, client, "%02x set to %02x\n", reg, value); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 71 | encoder->reg[reg] = value; |
| 72 | return i2c_smbus_write_byte_data(client, reg, value); |
| 73 | } |
| 74 | |
Hans Verkuil | 0afb351 | 2008-09-07 08:01:20 -0300 | [diff] [blame] | 75 | static int saa7185_write_block(struct i2c_client *client, |
| 76 | const u8 *data, unsigned int len) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 77 | { |
| 78 | int ret = -1; |
| 79 | u8 reg; |
| 80 | |
| 81 | /* the adv7175 has an autoincrement function, use it if |
| 82 | * the adapter understands raw I2C */ |
| 83 | if (i2c_check_functionality(client->adapter, I2C_FUNC_I2C)) { |
| 84 | /* do raw I2C, not smbus compatible */ |
| 85 | struct saa7185 *encoder = i2c_get_clientdata(client); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 86 | u8 block_data[32]; |
Jean Delvare | 9aa45e3 | 2006-03-22 03:48:35 -0300 | [diff] [blame] | 87 | int block_len; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 88 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 89 | while (len >= 2) { |
Jean Delvare | 9aa45e3 | 2006-03-22 03:48:35 -0300 | [diff] [blame] | 90 | block_len = 0; |
| 91 | block_data[block_len++] = reg = data[0]; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 92 | do { |
Jean Delvare | 9aa45e3 | 2006-03-22 03:48:35 -0300 | [diff] [blame] | 93 | block_data[block_len++] = |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 94 | encoder->reg[reg++] = data[1]; |
| 95 | len -= 2; |
| 96 | data += 2; |
Hans Verkuil | 0afb351 | 2008-09-07 08:01:20 -0300 | [diff] [blame] | 97 | } while (len >= 2 && data[0] == reg && block_len < 32); |
| 98 | ret = i2c_master_send(client, block_data, block_len); |
| 99 | if (ret < 0) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 100 | break; |
| 101 | } |
| 102 | } else { |
| 103 | /* do some slow I2C emulation kind of thing */ |
| 104 | while (len >= 2) { |
| 105 | reg = *data++; |
Hans Verkuil | 0afb351 | 2008-09-07 08:01:20 -0300 | [diff] [blame] | 106 | ret = saa7185_write(client, reg, *data++); |
| 107 | if (ret < 0) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 108 | break; |
| 109 | len -= 2; |
| 110 | } |
| 111 | } |
| 112 | |
| 113 | return ret; |
| 114 | } |
| 115 | |
| 116 | /* ----------------------------------------------------------------------- */ |
| 117 | |
| 118 | static const unsigned char init_common[] = { |
| 119 | 0x3a, 0x0f, /* CBENB=0, V656=0, VY2C=1, |
| 120 | * YUV2C=1, MY2C=1, MUV2C=1 */ |
| 121 | |
| 122 | 0x42, 0x6b, /* OVLY0=107 */ |
| 123 | 0x43, 0x00, /* OVLU0=0 white */ |
| 124 | 0x44, 0x00, /* OVLV0=0 */ |
| 125 | 0x45, 0x22, /* OVLY1=34 */ |
| 126 | 0x46, 0xac, /* OVLU1=172 yellow */ |
| 127 | 0x47, 0x0e, /* OVLV1=14 */ |
| 128 | 0x48, 0x03, /* OVLY2=3 */ |
| 129 | 0x49, 0x1d, /* OVLU2=29 cyan */ |
| 130 | 0x4a, 0xac, /* OVLV2=172 */ |
| 131 | 0x4b, 0xf0, /* OVLY3=240 */ |
| 132 | 0x4c, 0xc8, /* OVLU3=200 green */ |
| 133 | 0x4d, 0xb9, /* OVLV3=185 */ |
| 134 | 0x4e, 0xd4, /* OVLY4=212 */ |
| 135 | 0x4f, 0x38, /* OVLU4=56 magenta */ |
| 136 | 0x50, 0x47, /* OVLV4=71 */ |
| 137 | 0x51, 0xc1, /* OVLY5=193 */ |
| 138 | 0x52, 0xe3, /* OVLU5=227 red */ |
| 139 | 0x53, 0x54, /* OVLV5=84 */ |
| 140 | 0x54, 0xa3, /* OVLY6=163 */ |
| 141 | 0x55, 0x54, /* OVLU6=84 blue */ |
| 142 | 0x56, 0xf2, /* OVLV6=242 */ |
| 143 | 0x57, 0x90, /* OVLY7=144 */ |
| 144 | 0x58, 0x00, /* OVLU7=0 black */ |
| 145 | 0x59, 0x00, /* OVLV7=0 */ |
| 146 | |
| 147 | 0x5a, 0x00, /* CHPS=0 */ |
| 148 | 0x5b, 0x76, /* GAINU=118 */ |
| 149 | 0x5c, 0xa5, /* GAINV=165 */ |
| 150 | 0x5d, 0x3c, /* BLCKL=60 */ |
| 151 | 0x5e, 0x3a, /* BLNNL=58 */ |
| 152 | 0x5f, 0x3a, /* CCRS=0, BLNVB=58 */ |
| 153 | 0x60, 0x00, /* NULL */ |
| 154 | |
| 155 | /* 0x61 - 0x66 set according to norm */ |
| 156 | |
| 157 | 0x67, 0x00, /* 0 : caption 1st byte odd field */ |
| 158 | 0x68, 0x00, /* 0 : caption 2nd byte odd field */ |
| 159 | 0x69, 0x00, /* 0 : caption 1st byte even field */ |
| 160 | 0x6a, 0x00, /* 0 : caption 2nd byte even field */ |
| 161 | |
| 162 | 0x6b, 0x91, /* MODIN=2, PCREF=0, SCCLN=17 */ |
| 163 | 0x6c, 0x20, /* SRCV1=0, TRCV2=1, ORCV1=0, PRCV1=0, |
| 164 | * CBLF=0, ORCV2=0, PRCV2=0 */ |
| 165 | 0x6d, 0x00, /* SRCM1=0, CCEN=0 */ |
| 166 | |
| 167 | 0x6e, 0x0e, /* HTRIG=0x005, approx. centered, at |
| 168 | * least for PAL */ |
| 169 | 0x6f, 0x00, /* HTRIG upper bits */ |
| 170 | 0x70, 0x20, /* PHRES=0, SBLN=1, VTRIG=0 */ |
| 171 | |
| 172 | /* The following should not be needed */ |
| 173 | |
| 174 | 0x71, 0x15, /* BMRQ=0x115 */ |
| 175 | 0x72, 0x90, /* EMRQ=0x690 */ |
| 176 | 0x73, 0x61, /* EMRQ=0x690, BMRQ=0x115 */ |
| 177 | 0x74, 0x00, /* NULL */ |
| 178 | 0x75, 0x00, /* NULL */ |
| 179 | 0x76, 0x00, /* NULL */ |
| 180 | 0x77, 0x15, /* BRCV=0x115 */ |
| 181 | 0x78, 0x90, /* ERCV=0x690 */ |
| 182 | 0x79, 0x61, /* ERCV=0x690, BRCV=0x115 */ |
| 183 | |
| 184 | /* Field length controls */ |
| 185 | |
| 186 | 0x7a, 0x70, /* FLC=0 */ |
| 187 | |
| 188 | /* The following should not be needed if SBLN = 1 */ |
| 189 | |
| 190 | 0x7b, 0x16, /* FAL=22 */ |
| 191 | 0x7c, 0x35, /* LAL=244 */ |
| 192 | 0x7d, 0x20, /* LAL=244, FAL=22 */ |
| 193 | }; |
| 194 | |
| 195 | static const unsigned char init_pal[] = { |
| 196 | 0x61, 0x1e, /* FISE=0, PAL=1, SCBW=1, RTCE=1, |
| 197 | * YGS=1, INPI=0, DOWN=0 */ |
| 198 | 0x62, 0xc8, /* DECTYP=1, BSTA=72 */ |
| 199 | 0x63, 0xcb, /* FSC0 */ |
| 200 | 0x64, 0x8a, /* FSC1 */ |
| 201 | 0x65, 0x09, /* FSC2 */ |
| 202 | 0x66, 0x2a, /* FSC3 */ |
| 203 | }; |
| 204 | |
| 205 | static const unsigned char init_ntsc[] = { |
| 206 | 0x61, 0x1d, /* FISE=1, PAL=0, SCBW=1, RTCE=1, |
| 207 | * YGS=1, INPI=0, DOWN=0 */ |
| 208 | 0x62, 0xe6, /* DECTYP=1, BSTA=102 */ |
| 209 | 0x63, 0x1f, /* FSC0 */ |
| 210 | 0x64, 0x7c, /* FSC1 */ |
| 211 | 0x65, 0xf0, /* FSC2 */ |
| 212 | 0x66, 0x21, /* FSC3 */ |
| 213 | }; |
| 214 | |
Hans Verkuil | 0afb351 | 2008-09-07 08:01:20 -0300 | [diff] [blame] | 215 | static int saa7185_command(struct i2c_client *client, unsigned cmd, void *arg) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 216 | { |
| 217 | struct saa7185 *encoder = i2c_get_clientdata(client); |
| 218 | |
| 219 | switch (cmd) { |
Hans Verkuil | 107063c | 2009-02-18 17:26:06 -0300 | [diff] [blame] | 220 | case VIDIOC_INT_INIT: |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 221 | saa7185_write_block(client, init_common, |
| 222 | sizeof(init_common)); |
Hans Verkuil | 107063c | 2009-02-18 17:26:06 -0300 | [diff] [blame] | 223 | if (encoder->norm & V4L2_STD_NTSC) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 224 | saa7185_write_block(client, init_ntsc, |
| 225 | sizeof(init_ntsc)); |
Hans Verkuil | 107063c | 2009-02-18 17:26:06 -0300 | [diff] [blame] | 226 | else |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 227 | saa7185_write_block(client, init_pal, |
| 228 | sizeof(init_pal)); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 229 | break; |
| 230 | |
Hans Verkuil | 107063c | 2009-02-18 17:26:06 -0300 | [diff] [blame] | 231 | case VIDIOC_INT_S_STD_OUTPUT: |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 232 | { |
Hans Verkuil | 107063c | 2009-02-18 17:26:06 -0300 | [diff] [blame] | 233 | v4l2_std_id *iarg = arg; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 234 | |
| 235 | //saa7185_write_block(client, init_common, sizeof(init_common)); |
| 236 | |
Hans Verkuil | 107063c | 2009-02-18 17:26:06 -0300 | [diff] [blame] | 237 | if (*iarg & V4L2_STD_NTSC) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 238 | saa7185_write_block(client, init_ntsc, |
| 239 | sizeof(init_ntsc)); |
Hans Verkuil | 107063c | 2009-02-18 17:26:06 -0300 | [diff] [blame] | 240 | else if (*iarg & V4L2_STD_PAL) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 241 | saa7185_write_block(client, init_pal, |
| 242 | sizeof(init_pal)); |
Hans Verkuil | 107063c | 2009-02-18 17:26:06 -0300 | [diff] [blame] | 243 | else |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 244 | return -EINVAL; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 245 | encoder->norm = *iarg; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 246 | break; |
Hans Verkuil | 0afb351 | 2008-09-07 08:01:20 -0300 | [diff] [blame] | 247 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 248 | |
Hans Verkuil | 107063c | 2009-02-18 17:26:06 -0300 | [diff] [blame] | 249 | case VIDIOC_INT_S_VIDEO_ROUTING: |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 250 | { |
Hans Verkuil | 107063c | 2009-02-18 17:26:06 -0300 | [diff] [blame] | 251 | struct v4l2_routing *route = arg; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 252 | |
Hans Verkuil | 107063c | 2009-02-18 17:26:06 -0300 | [diff] [blame] | 253 | /* RJ: route->input = 0: input is from SA7111 |
| 254 | route->input = 1: input is from ZR36060 */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 255 | |
Hans Verkuil | 107063c | 2009-02-18 17:26:06 -0300 | [diff] [blame] | 256 | switch (route->input) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 257 | case 0: |
Hans Verkuil | 9040320 | 2009-02-18 12:23:38 -0300 | [diff] [blame] | 258 | /* turn off colorbar */ |
| 259 | saa7185_write(client, 0x3a, 0x0f); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 260 | /* Switch RTCE to 1 */ |
| 261 | saa7185_write(client, 0x61, |
| 262 | (encoder->reg[0x61] & 0xf7) | 0x08); |
| 263 | saa7185_write(client, 0x6e, 0x01); |
| 264 | break; |
| 265 | |
| 266 | case 1: |
Hans Verkuil | 9040320 | 2009-02-18 12:23:38 -0300 | [diff] [blame] | 267 | /* turn off colorbar */ |
| 268 | saa7185_write(client, 0x3a, 0x0f); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 269 | /* Switch RTCE to 0 */ |
| 270 | saa7185_write(client, 0x61, |
| 271 | (encoder->reg[0x61] & 0xf7) | 0x00); |
| 272 | /* SW: a slight sync problem... */ |
| 273 | saa7185_write(client, 0x6e, 0x00); |
| 274 | break; |
| 275 | |
Hans Verkuil | 9040320 | 2009-02-18 12:23:38 -0300 | [diff] [blame] | 276 | case 2: |
| 277 | /* turn on colorbar */ |
| 278 | saa7185_write(client, 0x3a, 0x8f); |
| 279 | /* Switch RTCE to 0 */ |
| 280 | saa7185_write(client, 0x61, |
| 281 | (encoder->reg[0x61] & 0xf7) | 0x08); |
| 282 | /* SW: a slight sync problem... */ |
| 283 | saa7185_write(client, 0x6e, 0x01); |
| 284 | break; |
| 285 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 286 | default: |
| 287 | return -EINVAL; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 288 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 289 | break; |
Hans Verkuil | 0afb351 | 2008-09-07 08:01:20 -0300 | [diff] [blame] | 290 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 291 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 292 | default: |
| 293 | return -EINVAL; |
| 294 | } |
| 295 | |
| 296 | return 0; |
| 297 | } |
| 298 | |
| 299 | /* ----------------------------------------------------------------------- */ |
| 300 | |
Hans Verkuil | 0afb351 | 2008-09-07 08:01:20 -0300 | [diff] [blame] | 301 | static unsigned short normal_i2c[] = { 0x88 >> 1, I2C_CLIENT_END }; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 302 | |
Hans Verkuil | 0afb351 | 2008-09-07 08:01:20 -0300 | [diff] [blame] | 303 | I2C_CLIENT_INSMOD; |
Mauro Carvalho Chehab | d56410e | 2006-03-25 09:19:53 -0300 | [diff] [blame] | 304 | |
Hans Verkuil | 0afb351 | 2008-09-07 08:01:20 -0300 | [diff] [blame] | 305 | static int saa7185_probe(struct i2c_client *client, |
| 306 | const struct i2c_device_id *id) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 307 | { |
| 308 | int i; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 309 | struct saa7185 *encoder; |
| 310 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 311 | /* Check if the adapter supports the needed features */ |
Hans Verkuil | 0afb351 | 2008-09-07 08:01:20 -0300 | [diff] [blame] | 312 | if (!i2c_check_functionality(client->adapter, I2C_FUNC_SMBUS_BYTE_DATA)) |
| 313 | return -ENODEV; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 314 | |
Hans Verkuil | 0afb351 | 2008-09-07 08:01:20 -0300 | [diff] [blame] | 315 | v4l_info(client, "chip found @ 0x%x (%s)\n", |
| 316 | client->addr << 1, client->adapter->name); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 317 | |
Panagiotis Issaris | 7408187 | 2006-01-11 19:40:56 -0200 | [diff] [blame] | 318 | encoder = kzalloc(sizeof(struct saa7185), GFP_KERNEL); |
Hans Verkuil | 0afb351 | 2008-09-07 08:01:20 -0300 | [diff] [blame] | 319 | if (encoder == NULL) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 320 | return -ENOMEM; |
Hans Verkuil | 107063c | 2009-02-18 17:26:06 -0300 | [diff] [blame] | 321 | encoder->norm = V4L2_STD_NTSC; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 322 | i2c_set_clientdata(client, encoder); |
| 323 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 324 | i = saa7185_write_block(client, init_common, sizeof(init_common)); |
Hans Verkuil | 0afb351 | 2008-09-07 08:01:20 -0300 | [diff] [blame] | 325 | if (i >= 0) |
| 326 | i = saa7185_write_block(client, init_ntsc, sizeof(init_ntsc)); |
| 327 | if (i < 0) |
| 328 | v4l_dbg(1, debug, client, "init error %d\n", i); |
| 329 | else |
| 330 | v4l_dbg(1, debug, client, "revision 0x%x\n", |
| 331 | saa7185_read(client) >> 5); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 332 | return 0; |
| 333 | } |
| 334 | |
Hans Verkuil | 0afb351 | 2008-09-07 08:01:20 -0300 | [diff] [blame] | 335 | static int saa7185_remove(struct i2c_client *client) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 336 | { |
| 337 | struct saa7185 *encoder = i2c_get_clientdata(client); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 338 | |
| 339 | saa7185_write(client, 0x61, (encoder->reg[0x61]) | 0x40); /* SW: output off is active */ |
| 340 | //saa7185_write(client, 0x3a, (encoder->reg[0x3a]) | 0x80); /* SW: color bar */ |
| 341 | |
| 342 | kfree(encoder); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 343 | return 0; |
| 344 | } |
| 345 | |
| 346 | /* ----------------------------------------------------------------------- */ |
| 347 | |
Hans Verkuil | 0afb351 | 2008-09-07 08:01:20 -0300 | [diff] [blame] | 348 | static const struct i2c_device_id saa7185_id[] = { |
| 349 | { "saa7185", 0 }, |
| 350 | { } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 351 | }; |
Hans Verkuil | 0afb351 | 2008-09-07 08:01:20 -0300 | [diff] [blame] | 352 | MODULE_DEVICE_TABLE(i2c, saa7185_id); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 353 | |
Hans Verkuil | 0afb351 | 2008-09-07 08:01:20 -0300 | [diff] [blame] | 354 | static struct v4l2_i2c_driver_data v4l2_i2c_data = { |
| 355 | .name = "saa7185", |
| 356 | .driverid = I2C_DRIVERID_SAA7185B, |
| 357 | .command = saa7185_command, |
| 358 | .probe = saa7185_probe, |
| 359 | .remove = saa7185_remove, |
| 360 | .id_table = saa7185_id, |
| 361 | }; |