Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1 | /* |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2 | |
| 3 | bttv - Bt848 frame grabber driver |
| 4 | |
| 5 | Copyright (C) 1996,97,98 Ralph Metzler <rjkm@thp.uni-koeln.de> |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 6 | & Marcus Metzler <mocm@thp.uni-koeln.de> |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 7 | (c) 1999-2002 Gerd Knorr <kraxel@bytesex.org> |
| 8 | |
| 9 | some v4l2 code lines are taken from Justin's bttv2 driver which is |
| 10 | (c) 2000 Justin Schoeman <justin@suntiger.ee.up.ac.za> |
| 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/init.h> |
| 28 | #include <linux/module.h> |
| 29 | #include <linux/moduleparam.h> |
| 30 | #include <linux/delay.h> |
| 31 | #include <linux/errno.h> |
| 32 | #include <linux/fs.h> |
| 33 | #include <linux/kernel.h> |
| 34 | #include <linux/sched.h> |
| 35 | #include <linux/interrupt.h> |
| 36 | #include <linux/kdev_t.h> |
Mauro Carvalho Chehab | b5b8ab8 | 2006-01-09 15:25:20 -0200 | [diff] [blame] | 37 | #include "bttvp.h" |
Michael Krufky | 5e453dc | 2006-01-09 15:32:31 -0200 | [diff] [blame] | 38 | #include <media/v4l2-common.h> |
Hans Verkuil | 8bf2f8e | 2006-03-18 21:31:00 -0300 | [diff] [blame] | 39 | #include <media/tvaudio.h> |
Hans Verkuil | 2474ed4 | 2006-03-19 12:35:57 -0300 | [diff] [blame] | 40 | #include <media/msp3400.h> |
Mauro Carvalho Chehab | b5b8ab8 | 2006-01-09 15:25:20 -0200 | [diff] [blame] | 41 | |
Mauro Carvalho Chehab | fa9846a | 2005-07-12 13:58:42 -0700 | [diff] [blame] | 42 | #include <linux/dma-mapping.h> |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 43 | |
| 44 | #include <asm/io.h> |
| 45 | #include <asm/byteorder.h> |
| 46 | |
Mauro Carvalho Chehab | fa3fcce | 2006-03-23 21:45:24 -0300 | [diff] [blame] | 47 | #include <media/rds.h> |
Mauro Carvalho Chehab | 24a70fd | 2005-09-09 13:03:39 -0700 | [diff] [blame] | 48 | |
| 49 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 50 | unsigned int bttv_num; /* number of Bt848s in use */ |
| 51 | struct bttv bttvs[BTTV_MAX]; |
| 52 | |
Mauro Carvalho Chehab | a5ed425 | 2006-01-13 14:10:19 -0200 | [diff] [blame] | 53 | unsigned int bttv_debug; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 54 | unsigned int bttv_verbose = 1; |
Mauro Carvalho Chehab | a5ed425 | 2006-01-13 14:10:19 -0200 | [diff] [blame] | 55 | unsigned int bttv_gpio; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 56 | |
| 57 | /* config variables */ |
| 58 | #ifdef __BIG_ENDIAN |
| 59 | static unsigned int bigendian=1; |
| 60 | #else |
Mauro Carvalho Chehab | a5ed425 | 2006-01-13 14:10:19 -0200 | [diff] [blame] | 61 | static unsigned int bigendian; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 62 | #endif |
| 63 | static unsigned int radio[BTTV_MAX]; |
Mauro Carvalho Chehab | a5ed425 | 2006-01-13 14:10:19 -0200 | [diff] [blame] | 64 | static unsigned int irq_debug; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 65 | static unsigned int gbuffers = 8; |
| 66 | static unsigned int gbufsize = 0x208000; |
| 67 | |
| 68 | static int video_nr = -1; |
| 69 | static int radio_nr = -1; |
| 70 | static int vbi_nr = -1; |
Mauro Carvalho Chehab | a5ed425 | 2006-01-13 14:10:19 -0200 | [diff] [blame] | 71 | static int debug_latency; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 72 | |
Mauro Carvalho Chehab | a5ed425 | 2006-01-13 14:10:19 -0200 | [diff] [blame] | 73 | static unsigned int fdsr; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 74 | |
| 75 | /* options */ |
Mauro Carvalho Chehab | a5ed425 | 2006-01-13 14:10:19 -0200 | [diff] [blame] | 76 | static unsigned int combfilter; |
| 77 | static unsigned int lumafilter; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 78 | static unsigned int automute = 1; |
Mauro Carvalho Chehab | a5ed425 | 2006-01-13 14:10:19 -0200 | [diff] [blame] | 79 | static unsigned int chroma_agc; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 80 | static unsigned int adc_crush = 1; |
| 81 | static unsigned int whitecrush_upper = 0xCF; |
| 82 | static unsigned int whitecrush_lower = 0x7F; |
Mauro Carvalho Chehab | a5ed425 | 2006-01-13 14:10:19 -0200 | [diff] [blame] | 83 | static unsigned int vcr_hack; |
| 84 | static unsigned int irq_iswitch; |
Mauro Carvalho Chehab | 060d302 | 2005-06-28 20:45:25 -0700 | [diff] [blame] | 85 | static unsigned int uv_ratio = 50; |
Mauro Carvalho Chehab | a5ed425 | 2006-01-13 14:10:19 -0200 | [diff] [blame] | 86 | static unsigned int full_luma_range; |
| 87 | static unsigned int coring; |
Mauro Carvalho Chehab | 4dcef52 | 2005-08-04 12:53:30 -0700 | [diff] [blame] | 88 | extern int no_overlay; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 89 | |
| 90 | /* API features (turn on/off stuff for testing) */ |
| 91 | static unsigned int v4l2 = 1; |
| 92 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 93 | /* insmod args */ |
| 94 | module_param(bttv_verbose, int, 0644); |
| 95 | module_param(bttv_gpio, int, 0644); |
| 96 | module_param(bttv_debug, int, 0644); |
| 97 | module_param(irq_debug, int, 0644); |
| 98 | module_param(debug_latency, int, 0644); |
| 99 | |
| 100 | module_param(fdsr, int, 0444); |
| 101 | module_param(video_nr, int, 0444); |
| 102 | module_param(radio_nr, int, 0444); |
| 103 | module_param(vbi_nr, int, 0444); |
| 104 | module_param(gbuffers, int, 0444); |
| 105 | module_param(gbufsize, int, 0444); |
| 106 | |
| 107 | module_param(v4l2, int, 0644); |
| 108 | module_param(bigendian, int, 0644); |
| 109 | module_param(irq_iswitch, int, 0644); |
| 110 | module_param(combfilter, int, 0444); |
| 111 | module_param(lumafilter, int, 0444); |
| 112 | module_param(automute, int, 0444); |
| 113 | module_param(chroma_agc, int, 0444); |
| 114 | module_param(adc_crush, int, 0444); |
| 115 | module_param(whitecrush_upper, int, 0444); |
| 116 | module_param(whitecrush_lower, int, 0444); |
| 117 | module_param(vcr_hack, int, 0444); |
Mauro Carvalho Chehab | 060d302 | 2005-06-28 20:45:25 -0700 | [diff] [blame] | 118 | module_param(uv_ratio, int, 0444); |
| 119 | module_param(full_luma_range, int, 0444); |
| 120 | module_param(coring, int, 0444); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 121 | |
| 122 | module_param_array(radio, int, NULL, 0444); |
| 123 | |
| 124 | MODULE_PARM_DESC(radio,"The TV card supports radio, default is 0 (no)"); |
| 125 | MODULE_PARM_DESC(bigendian,"byte order of the framebuffer, default is native endian"); |
| 126 | MODULE_PARM_DESC(bttv_verbose,"verbose startup messages, default is 1 (yes)"); |
| 127 | MODULE_PARM_DESC(bttv_gpio,"log gpio changes, default is 0 (no)"); |
| 128 | MODULE_PARM_DESC(bttv_debug,"debug messages, default is 0 (no)"); |
| 129 | MODULE_PARM_DESC(irq_debug,"irq handler debug messages, default is 0 (no)"); |
| 130 | MODULE_PARM_DESC(gbuffers,"number of capture buffers. range 2-32, default 8"); |
| 131 | MODULE_PARM_DESC(gbufsize,"size of the capture buffers, default is 0x208000"); |
| 132 | MODULE_PARM_DESC(automute,"mute audio on bad/missing video signal, default is 1 (yes)"); |
| 133 | MODULE_PARM_DESC(chroma_agc,"enables the AGC of chroma signal, default is 0 (no)"); |
| 134 | MODULE_PARM_DESC(adc_crush,"enables the luminance ADC crush, default is 1 (yes)"); |
| 135 | MODULE_PARM_DESC(whitecrush_upper,"sets the white crush upper value, default is 207"); |
| 136 | MODULE_PARM_DESC(whitecrush_lower,"sets the white crush lower value, default is 127"); |
| 137 | MODULE_PARM_DESC(vcr_hack,"enables the VCR hack (improves synch on poor VCR tapes), default is 0 (no)"); |
| 138 | MODULE_PARM_DESC(irq_iswitch,"switch inputs in irq handler"); |
Mauro Carvalho Chehab | 060d302 | 2005-06-28 20:45:25 -0700 | [diff] [blame] | 139 | MODULE_PARM_DESC(uv_ratio,"ratio between u and v gains, default is 50"); |
| 140 | MODULE_PARM_DESC(full_luma_range,"use the full luma range, default is 0 (no)"); |
| 141 | MODULE_PARM_DESC(coring,"set the luma coring level, default is 0 (no)"); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 142 | |
| 143 | MODULE_DESCRIPTION("bttv - v4l/v4l2 driver module for bt848/878 based cards"); |
| 144 | MODULE_AUTHOR("Ralph Metzler & Marcus Metzler & Gerd Knorr"); |
| 145 | MODULE_LICENSE("GPL"); |
| 146 | |
| 147 | /* ----------------------------------------------------------------------- */ |
| 148 | /* sysfs */ |
| 149 | |
| 150 | static ssize_t show_card(struct class_device *cd, char *buf) |
| 151 | { |
| 152 | struct video_device *vfd = to_video_device(cd); |
| 153 | struct bttv *btv = dev_get_drvdata(vfd->dev); |
| 154 | return sprintf(buf, "%d\n", btv ? btv->c.type : UNSET); |
| 155 | } |
| 156 | static CLASS_DEVICE_ATTR(card, S_IRUGO, show_card, NULL); |
| 157 | |
| 158 | /* ----------------------------------------------------------------------- */ |
| 159 | /* static data */ |
| 160 | |
| 161 | /* special timing tables from conexant... */ |
| 162 | static u8 SRAM_Table[][60] = |
| 163 | { |
| 164 | /* PAL digital input over GPIO[7:0] */ |
| 165 | { |
| 166 | 45, // 45 bytes following |
| 167 | 0x36,0x11,0x01,0x00,0x90,0x02,0x05,0x10,0x04,0x16, |
| 168 | 0x12,0x05,0x11,0x00,0x04,0x12,0xC0,0x00,0x31,0x00, |
| 169 | 0x06,0x51,0x08,0x03,0x89,0x08,0x07,0xC0,0x44,0x00, |
| 170 | 0x81,0x01,0x01,0xA9,0x0D,0x02,0x02,0x50,0x03,0x37, |
| 171 | 0x37,0x00,0xAF,0x21,0x00 |
| 172 | }, |
| 173 | /* NTSC digital input over GPIO[7:0] */ |
| 174 | { |
| 175 | 51, // 51 bytes following |
| 176 | 0x0C,0xC0,0x00,0x00,0x90,0x02,0x03,0x10,0x03,0x06, |
| 177 | 0x10,0x04,0x12,0x12,0x05,0x02,0x13,0x04,0x19,0x00, |
| 178 | 0x04,0x39,0x00,0x06,0x59,0x08,0x03,0x83,0x08,0x07, |
| 179 | 0x03,0x50,0x00,0xC0,0x40,0x00,0x86,0x01,0x01,0xA6, |
| 180 | 0x0D,0x02,0x03,0x11,0x01,0x05,0x37,0x00,0xAC,0x21, |
| 181 | 0x00, |
| 182 | }, |
| 183 | // TGB_NTSC392 // quartzsight |
| 184 | // This table has been modified to be used for Fusion Rev D |
| 185 | { |
| 186 | 0x2A, // size of table = 42 |
| 187 | 0x06, 0x08, 0x04, 0x0a, 0xc0, 0x00, 0x18, 0x08, 0x03, 0x24, |
| 188 | 0x08, 0x07, 0x02, 0x90, 0x02, 0x08, 0x10, 0x04, 0x0c, 0x10, |
| 189 | 0x05, 0x2c, 0x11, 0x04, 0x55, 0x48, 0x00, 0x05, 0x50, 0x00, |
| 190 | 0xbf, 0x0c, 0x02, 0x2f, 0x3d, 0x00, 0x2f, 0x3f, 0x00, 0xc3, |
| 191 | 0x20, 0x00 |
| 192 | } |
| 193 | }; |
| 194 | |
| 195 | const struct bttv_tvnorm bttv_tvnorms[] = { |
| 196 | /* PAL-BDGHI */ |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 197 | /* max. active video is actually 922, but 924 is divisible by 4 and 3! */ |
| 198 | /* actually, max active PAL with HSCALE=0 is 948, NTSC is 768 - nil */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 199 | { |
| 200 | .v4l2_id = V4L2_STD_PAL, |
| 201 | .name = "PAL", |
| 202 | .Fsc = 35468950, |
| 203 | .swidth = 924, |
| 204 | .sheight = 576, |
| 205 | .totalwidth = 1135, |
| 206 | .adelay = 0x7f, |
| 207 | .bdelay = 0x72, |
| 208 | .iform = (BT848_IFORM_PAL_BDGHI|BT848_IFORM_XT1), |
| 209 | .scaledtwidth = 1135, |
| 210 | .hdelayx1 = 186, |
| 211 | .hactivex1 = 924, |
| 212 | .vdelay = 0x20, |
| 213 | .vbipack = 255, |
| 214 | .sram = 0, |
Michael H. Schimek | 67f1570 | 2006-01-09 15:25:27 -0200 | [diff] [blame] | 215 | /* ITU-R frame line number of the first VBI line |
| 216 | we can capture, of the first and second field. */ |
| 217 | .vbistart = { 7,320 }, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 218 | },{ |
Hans Verkuil | d97a11e | 2006-02-07 06:48:40 -0200 | [diff] [blame] | 219 | .v4l2_id = V4L2_STD_NTSC_M | V4L2_STD_NTSC_M_KR, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 220 | .name = "NTSC", |
| 221 | .Fsc = 28636363, |
| 222 | .swidth = 768, |
| 223 | .sheight = 480, |
| 224 | .totalwidth = 910, |
| 225 | .adelay = 0x68, |
| 226 | .bdelay = 0x5d, |
| 227 | .iform = (BT848_IFORM_NTSC|BT848_IFORM_XT0), |
| 228 | .scaledtwidth = 910, |
| 229 | .hdelayx1 = 128, |
| 230 | .hactivex1 = 910, |
| 231 | .vdelay = 0x1a, |
| 232 | .vbipack = 144, |
| 233 | .sram = 1, |
Michael H. Schimek | 67f1570 | 2006-01-09 15:25:27 -0200 | [diff] [blame] | 234 | .vbistart = { 10, 273 }, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 235 | },{ |
| 236 | .v4l2_id = V4L2_STD_SECAM, |
| 237 | .name = "SECAM", |
| 238 | .Fsc = 35468950, |
| 239 | .swidth = 924, |
| 240 | .sheight = 576, |
| 241 | .totalwidth = 1135, |
| 242 | .adelay = 0x7f, |
| 243 | .bdelay = 0xb0, |
| 244 | .iform = (BT848_IFORM_SECAM|BT848_IFORM_XT1), |
| 245 | .scaledtwidth = 1135, |
| 246 | .hdelayx1 = 186, |
| 247 | .hactivex1 = 922, |
| 248 | .vdelay = 0x20, |
| 249 | .vbipack = 255, |
| 250 | .sram = 0, /* like PAL, correct? */ |
Michael H. Schimek | 67f1570 | 2006-01-09 15:25:27 -0200 | [diff] [blame] | 251 | .vbistart = { 7, 320 }, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 252 | },{ |
| 253 | .v4l2_id = V4L2_STD_PAL_Nc, |
| 254 | .name = "PAL-Nc", |
| 255 | .Fsc = 28636363, |
| 256 | .swidth = 640, |
| 257 | .sheight = 576, |
| 258 | .totalwidth = 910, |
| 259 | .adelay = 0x68, |
| 260 | .bdelay = 0x5d, |
| 261 | .iform = (BT848_IFORM_PAL_NC|BT848_IFORM_XT0), |
| 262 | .scaledtwidth = 780, |
| 263 | .hdelayx1 = 130, |
| 264 | .hactivex1 = 734, |
| 265 | .vdelay = 0x1a, |
| 266 | .vbipack = 144, |
| 267 | .sram = -1, |
Michael H. Schimek | 67f1570 | 2006-01-09 15:25:27 -0200 | [diff] [blame] | 268 | .vbistart = { 7, 320 }, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 269 | },{ |
| 270 | .v4l2_id = V4L2_STD_PAL_M, |
| 271 | .name = "PAL-M", |
| 272 | .Fsc = 28636363, |
| 273 | .swidth = 640, |
| 274 | .sheight = 480, |
| 275 | .totalwidth = 910, |
| 276 | .adelay = 0x68, |
| 277 | .bdelay = 0x5d, |
| 278 | .iform = (BT848_IFORM_PAL_M|BT848_IFORM_XT0), |
| 279 | .scaledtwidth = 780, |
| 280 | .hdelayx1 = 135, |
| 281 | .hactivex1 = 754, |
| 282 | .vdelay = 0x1a, |
| 283 | .vbipack = 144, |
| 284 | .sram = -1, |
Michael H. Schimek | 67f1570 | 2006-01-09 15:25:27 -0200 | [diff] [blame] | 285 | .vbistart = { 10, 273 }, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 286 | },{ |
| 287 | .v4l2_id = V4L2_STD_PAL_N, |
| 288 | .name = "PAL-N", |
| 289 | .Fsc = 35468950, |
| 290 | .swidth = 768, |
| 291 | .sheight = 576, |
| 292 | .totalwidth = 1135, |
| 293 | .adelay = 0x7f, |
| 294 | .bdelay = 0x72, |
| 295 | .iform = (BT848_IFORM_PAL_N|BT848_IFORM_XT1), |
| 296 | .scaledtwidth = 944, |
| 297 | .hdelayx1 = 186, |
| 298 | .hactivex1 = 922, |
| 299 | .vdelay = 0x20, |
| 300 | .vbipack = 144, |
| 301 | .sram = -1, |
Michael H. Schimek | 67f1570 | 2006-01-09 15:25:27 -0200 | [diff] [blame] | 302 | .vbistart = { 7, 320}, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 303 | },{ |
| 304 | .v4l2_id = V4L2_STD_NTSC_M_JP, |
| 305 | .name = "NTSC-JP", |
| 306 | .Fsc = 28636363, |
| 307 | .swidth = 640, |
| 308 | .sheight = 480, |
| 309 | .totalwidth = 910, |
| 310 | .adelay = 0x68, |
| 311 | .bdelay = 0x5d, |
| 312 | .iform = (BT848_IFORM_NTSC_J|BT848_IFORM_XT0), |
| 313 | .scaledtwidth = 780, |
| 314 | .hdelayx1 = 135, |
| 315 | .hactivex1 = 754, |
| 316 | .vdelay = 0x16, |
| 317 | .vbipack = 144, |
| 318 | .sram = -1, |
Michael H. Schimek | 67f1570 | 2006-01-09 15:25:27 -0200 | [diff] [blame] | 319 | .vbistart = {10, 273}, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 320 | },{ |
| 321 | /* that one hopefully works with the strange timing |
| 322 | * which video recorders produce when playing a NTSC |
| 323 | * tape on a PAL TV ... */ |
| 324 | .v4l2_id = V4L2_STD_PAL_60, |
| 325 | .name = "PAL-60", |
| 326 | .Fsc = 35468950, |
| 327 | .swidth = 924, |
| 328 | .sheight = 480, |
| 329 | .totalwidth = 1135, |
| 330 | .adelay = 0x7f, |
| 331 | .bdelay = 0x72, |
| 332 | .iform = (BT848_IFORM_PAL_BDGHI|BT848_IFORM_XT1), |
| 333 | .scaledtwidth = 1135, |
| 334 | .hdelayx1 = 186, |
| 335 | .hactivex1 = 924, |
| 336 | .vdelay = 0x1a, |
| 337 | .vbipack = 255, |
| 338 | .vtotal = 524, |
| 339 | .sram = -1, |
Michael H. Schimek | 67f1570 | 2006-01-09 15:25:27 -0200 | [diff] [blame] | 340 | .vbistart = { 10, 273 }, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 341 | } |
| 342 | }; |
| 343 | static const unsigned int BTTV_TVNORMS = ARRAY_SIZE(bttv_tvnorms); |
| 344 | |
| 345 | /* ----------------------------------------------------------------------- */ |
| 346 | /* bttv format list |
| 347 | packed pixel formats must come first */ |
| 348 | static const struct bttv_format bttv_formats[] = { |
| 349 | { |
| 350 | .name = "8 bpp, gray", |
| 351 | .palette = VIDEO_PALETTE_GREY, |
| 352 | .fourcc = V4L2_PIX_FMT_GREY, |
| 353 | .btformat = BT848_COLOR_FMT_Y8, |
| 354 | .depth = 8, |
| 355 | .flags = FORMAT_FLAGS_PACKED, |
| 356 | },{ |
| 357 | .name = "8 bpp, dithered color", |
| 358 | .palette = VIDEO_PALETTE_HI240, |
| 359 | .fourcc = V4L2_PIX_FMT_HI240, |
| 360 | .btformat = BT848_COLOR_FMT_RGB8, |
| 361 | .depth = 8, |
| 362 | .flags = FORMAT_FLAGS_PACKED | FORMAT_FLAGS_DITHER, |
| 363 | },{ |
| 364 | .name = "15 bpp RGB, le", |
| 365 | .palette = VIDEO_PALETTE_RGB555, |
| 366 | .fourcc = V4L2_PIX_FMT_RGB555, |
| 367 | .btformat = BT848_COLOR_FMT_RGB15, |
| 368 | .depth = 16, |
| 369 | .flags = FORMAT_FLAGS_PACKED, |
| 370 | },{ |
| 371 | .name = "15 bpp RGB, be", |
| 372 | .palette = -1, |
| 373 | .fourcc = V4L2_PIX_FMT_RGB555X, |
| 374 | .btformat = BT848_COLOR_FMT_RGB15, |
| 375 | .btswap = 0x03, /* byteswap */ |
| 376 | .depth = 16, |
| 377 | .flags = FORMAT_FLAGS_PACKED, |
| 378 | },{ |
| 379 | .name = "16 bpp RGB, le", |
| 380 | .palette = VIDEO_PALETTE_RGB565, |
| 381 | .fourcc = V4L2_PIX_FMT_RGB565, |
| 382 | .btformat = BT848_COLOR_FMT_RGB16, |
| 383 | .depth = 16, |
| 384 | .flags = FORMAT_FLAGS_PACKED, |
| 385 | },{ |
| 386 | .name = "16 bpp RGB, be", |
| 387 | .palette = -1, |
| 388 | .fourcc = V4L2_PIX_FMT_RGB565X, |
| 389 | .btformat = BT848_COLOR_FMT_RGB16, |
| 390 | .btswap = 0x03, /* byteswap */ |
| 391 | .depth = 16, |
| 392 | .flags = FORMAT_FLAGS_PACKED, |
| 393 | },{ |
| 394 | .name = "24 bpp RGB, le", |
| 395 | .palette = VIDEO_PALETTE_RGB24, |
| 396 | .fourcc = V4L2_PIX_FMT_BGR24, |
| 397 | .btformat = BT848_COLOR_FMT_RGB24, |
| 398 | .depth = 24, |
| 399 | .flags = FORMAT_FLAGS_PACKED, |
| 400 | },{ |
| 401 | .name = "32 bpp RGB, le", |
| 402 | .palette = VIDEO_PALETTE_RGB32, |
| 403 | .fourcc = V4L2_PIX_FMT_BGR32, |
| 404 | .btformat = BT848_COLOR_FMT_RGB32, |
| 405 | .depth = 32, |
| 406 | .flags = FORMAT_FLAGS_PACKED, |
| 407 | },{ |
| 408 | .name = "32 bpp RGB, be", |
| 409 | .palette = -1, |
| 410 | .fourcc = V4L2_PIX_FMT_RGB32, |
| 411 | .btformat = BT848_COLOR_FMT_RGB32, |
| 412 | .btswap = 0x0f, /* byte+word swap */ |
| 413 | .depth = 32, |
| 414 | .flags = FORMAT_FLAGS_PACKED, |
| 415 | },{ |
| 416 | .name = "4:2:2, packed, YUYV", |
| 417 | .palette = VIDEO_PALETTE_YUV422, |
| 418 | .fourcc = V4L2_PIX_FMT_YUYV, |
| 419 | .btformat = BT848_COLOR_FMT_YUY2, |
| 420 | .depth = 16, |
| 421 | .flags = FORMAT_FLAGS_PACKED, |
| 422 | },{ |
| 423 | .name = "4:2:2, packed, YUYV", |
| 424 | .palette = VIDEO_PALETTE_YUYV, |
| 425 | .fourcc = V4L2_PIX_FMT_YUYV, |
| 426 | .btformat = BT848_COLOR_FMT_YUY2, |
| 427 | .depth = 16, |
| 428 | .flags = FORMAT_FLAGS_PACKED, |
| 429 | },{ |
| 430 | .name = "4:2:2, packed, UYVY", |
| 431 | .palette = VIDEO_PALETTE_UYVY, |
| 432 | .fourcc = V4L2_PIX_FMT_UYVY, |
| 433 | .btformat = BT848_COLOR_FMT_YUY2, |
| 434 | .btswap = 0x03, /* byteswap */ |
| 435 | .depth = 16, |
| 436 | .flags = FORMAT_FLAGS_PACKED, |
| 437 | },{ |
| 438 | .name = "4:2:2, planar, Y-Cb-Cr", |
| 439 | .palette = VIDEO_PALETTE_YUV422P, |
| 440 | .fourcc = V4L2_PIX_FMT_YUV422P, |
| 441 | .btformat = BT848_COLOR_FMT_YCrCb422, |
| 442 | .depth = 16, |
| 443 | .flags = FORMAT_FLAGS_PLANAR, |
| 444 | .hshift = 1, |
| 445 | .vshift = 0, |
| 446 | },{ |
| 447 | .name = "4:2:0, planar, Y-Cb-Cr", |
| 448 | .palette = VIDEO_PALETTE_YUV420P, |
| 449 | .fourcc = V4L2_PIX_FMT_YUV420, |
| 450 | .btformat = BT848_COLOR_FMT_YCrCb422, |
| 451 | .depth = 12, |
| 452 | .flags = FORMAT_FLAGS_PLANAR, |
| 453 | .hshift = 1, |
| 454 | .vshift = 1, |
| 455 | },{ |
| 456 | .name = "4:2:0, planar, Y-Cr-Cb", |
| 457 | .palette = -1, |
| 458 | .fourcc = V4L2_PIX_FMT_YVU420, |
| 459 | .btformat = BT848_COLOR_FMT_YCrCb422, |
| 460 | .depth = 12, |
| 461 | .flags = FORMAT_FLAGS_PLANAR | FORMAT_FLAGS_CrCb, |
| 462 | .hshift = 1, |
| 463 | .vshift = 1, |
| 464 | },{ |
| 465 | .name = "4:1:1, planar, Y-Cb-Cr", |
| 466 | .palette = VIDEO_PALETTE_YUV411P, |
| 467 | .fourcc = V4L2_PIX_FMT_YUV411P, |
| 468 | .btformat = BT848_COLOR_FMT_YCrCb411, |
| 469 | .depth = 12, |
| 470 | .flags = FORMAT_FLAGS_PLANAR, |
| 471 | .hshift = 2, |
| 472 | .vshift = 0, |
| 473 | },{ |
| 474 | .name = "4:1:0, planar, Y-Cb-Cr", |
| 475 | .palette = VIDEO_PALETTE_YUV410P, |
| 476 | .fourcc = V4L2_PIX_FMT_YUV410, |
| 477 | .btformat = BT848_COLOR_FMT_YCrCb411, |
| 478 | .depth = 9, |
| 479 | .flags = FORMAT_FLAGS_PLANAR, |
| 480 | .hshift = 2, |
| 481 | .vshift = 2, |
| 482 | },{ |
| 483 | .name = "4:1:0, planar, Y-Cr-Cb", |
| 484 | .palette = -1, |
| 485 | .fourcc = V4L2_PIX_FMT_YVU410, |
| 486 | .btformat = BT848_COLOR_FMT_YCrCb411, |
| 487 | .depth = 9, |
| 488 | .flags = FORMAT_FLAGS_PLANAR | FORMAT_FLAGS_CrCb, |
| 489 | .hshift = 2, |
| 490 | .vshift = 2, |
| 491 | },{ |
| 492 | .name = "raw scanlines", |
| 493 | .palette = VIDEO_PALETTE_RAW, |
| 494 | .fourcc = -1, |
| 495 | .btformat = BT848_COLOR_FMT_RAW, |
| 496 | .depth = 8, |
| 497 | .flags = FORMAT_FLAGS_RAW, |
| 498 | } |
| 499 | }; |
| 500 | static const unsigned int BTTV_FORMATS = ARRAY_SIZE(bttv_formats); |
| 501 | |
| 502 | /* ----------------------------------------------------------------------- */ |
| 503 | |
| 504 | #define V4L2_CID_PRIVATE_CHROMA_AGC (V4L2_CID_PRIVATE_BASE + 0) |
| 505 | #define V4L2_CID_PRIVATE_COMBFILTER (V4L2_CID_PRIVATE_BASE + 1) |
| 506 | #define V4L2_CID_PRIVATE_AUTOMUTE (V4L2_CID_PRIVATE_BASE + 2) |
| 507 | #define V4L2_CID_PRIVATE_LUMAFILTER (V4L2_CID_PRIVATE_BASE + 3) |
| 508 | #define V4L2_CID_PRIVATE_AGC_CRUSH (V4L2_CID_PRIVATE_BASE + 4) |
| 509 | #define V4L2_CID_PRIVATE_VCR_HACK (V4L2_CID_PRIVATE_BASE + 5) |
| 510 | #define V4L2_CID_PRIVATE_WHITECRUSH_UPPER (V4L2_CID_PRIVATE_BASE + 6) |
| 511 | #define V4L2_CID_PRIVATE_WHITECRUSH_LOWER (V4L2_CID_PRIVATE_BASE + 7) |
Mauro Carvalho Chehab | 060d302 | 2005-06-28 20:45:25 -0700 | [diff] [blame] | 512 | #define V4L2_CID_PRIVATE_UV_RATIO (V4L2_CID_PRIVATE_BASE + 8) |
| 513 | #define V4L2_CID_PRIVATE_FULL_LUMA_RANGE (V4L2_CID_PRIVATE_BASE + 9) |
| 514 | #define V4L2_CID_PRIVATE_CORING (V4L2_CID_PRIVATE_BASE + 10) |
| 515 | #define V4L2_CID_PRIVATE_LASTP1 (V4L2_CID_PRIVATE_BASE + 11) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 516 | |
| 517 | static const struct v4l2_queryctrl no_ctl = { |
| 518 | .name = "42", |
| 519 | .flags = V4L2_CTRL_FLAG_DISABLED, |
| 520 | }; |
| 521 | static const struct v4l2_queryctrl bttv_ctls[] = { |
| 522 | /* --- video --- */ |
| 523 | { |
| 524 | .id = V4L2_CID_BRIGHTNESS, |
| 525 | .name = "Brightness", |
| 526 | .minimum = 0, |
| 527 | .maximum = 65535, |
| 528 | .step = 256, |
| 529 | .default_value = 32768, |
| 530 | .type = V4L2_CTRL_TYPE_INTEGER, |
| 531 | },{ |
| 532 | .id = V4L2_CID_CONTRAST, |
| 533 | .name = "Contrast", |
| 534 | .minimum = 0, |
| 535 | .maximum = 65535, |
| 536 | .step = 128, |
| 537 | .default_value = 32768, |
| 538 | .type = V4L2_CTRL_TYPE_INTEGER, |
| 539 | },{ |
| 540 | .id = V4L2_CID_SATURATION, |
| 541 | .name = "Saturation", |
| 542 | .minimum = 0, |
| 543 | .maximum = 65535, |
| 544 | .step = 128, |
| 545 | .default_value = 32768, |
| 546 | .type = V4L2_CTRL_TYPE_INTEGER, |
| 547 | },{ |
| 548 | .id = V4L2_CID_HUE, |
| 549 | .name = "Hue", |
| 550 | .minimum = 0, |
| 551 | .maximum = 65535, |
| 552 | .step = 256, |
| 553 | .default_value = 32768, |
| 554 | .type = V4L2_CTRL_TYPE_INTEGER, |
| 555 | }, |
| 556 | /* --- audio --- */ |
| 557 | { |
| 558 | .id = V4L2_CID_AUDIO_MUTE, |
| 559 | .name = "Mute", |
| 560 | .minimum = 0, |
| 561 | .maximum = 1, |
| 562 | .type = V4L2_CTRL_TYPE_BOOLEAN, |
| 563 | },{ |
| 564 | .id = V4L2_CID_AUDIO_VOLUME, |
| 565 | .name = "Volume", |
| 566 | .minimum = 0, |
| 567 | .maximum = 65535, |
| 568 | .step = 65535/100, |
| 569 | .default_value = 65535, |
| 570 | .type = V4L2_CTRL_TYPE_INTEGER, |
| 571 | },{ |
| 572 | .id = V4L2_CID_AUDIO_BALANCE, |
| 573 | .name = "Balance", |
| 574 | .minimum = 0, |
| 575 | .maximum = 65535, |
| 576 | .step = 65535/100, |
| 577 | .default_value = 32768, |
| 578 | .type = V4L2_CTRL_TYPE_INTEGER, |
| 579 | },{ |
| 580 | .id = V4L2_CID_AUDIO_BASS, |
| 581 | .name = "Bass", |
| 582 | .minimum = 0, |
| 583 | .maximum = 65535, |
| 584 | .step = 65535/100, |
| 585 | .default_value = 32768, |
| 586 | .type = V4L2_CTRL_TYPE_INTEGER, |
| 587 | },{ |
| 588 | .id = V4L2_CID_AUDIO_TREBLE, |
| 589 | .name = "Treble", |
| 590 | .minimum = 0, |
| 591 | .maximum = 65535, |
| 592 | .step = 65535/100, |
| 593 | .default_value = 32768, |
| 594 | .type = V4L2_CTRL_TYPE_INTEGER, |
| 595 | }, |
| 596 | /* --- private --- */ |
| 597 | { |
| 598 | .id = V4L2_CID_PRIVATE_CHROMA_AGC, |
| 599 | .name = "chroma agc", |
| 600 | .minimum = 0, |
| 601 | .maximum = 1, |
| 602 | .type = V4L2_CTRL_TYPE_BOOLEAN, |
| 603 | },{ |
| 604 | .id = V4L2_CID_PRIVATE_COMBFILTER, |
| 605 | .name = "combfilter", |
| 606 | .minimum = 0, |
| 607 | .maximum = 1, |
| 608 | .type = V4L2_CTRL_TYPE_BOOLEAN, |
| 609 | },{ |
| 610 | .id = V4L2_CID_PRIVATE_AUTOMUTE, |
| 611 | .name = "automute", |
| 612 | .minimum = 0, |
| 613 | .maximum = 1, |
| 614 | .type = V4L2_CTRL_TYPE_BOOLEAN, |
| 615 | },{ |
| 616 | .id = V4L2_CID_PRIVATE_LUMAFILTER, |
| 617 | .name = "luma decimation filter", |
| 618 | .minimum = 0, |
| 619 | .maximum = 1, |
| 620 | .type = V4L2_CTRL_TYPE_BOOLEAN, |
| 621 | },{ |
| 622 | .id = V4L2_CID_PRIVATE_AGC_CRUSH, |
| 623 | .name = "agc crush", |
| 624 | .minimum = 0, |
| 625 | .maximum = 1, |
| 626 | .type = V4L2_CTRL_TYPE_BOOLEAN, |
| 627 | },{ |
| 628 | .id = V4L2_CID_PRIVATE_VCR_HACK, |
| 629 | .name = "vcr hack", |
| 630 | .minimum = 0, |
| 631 | .maximum = 1, |
| 632 | .type = V4L2_CTRL_TYPE_BOOLEAN, |
| 633 | },{ |
| 634 | .id = V4L2_CID_PRIVATE_WHITECRUSH_UPPER, |
| 635 | .name = "whitecrush upper", |
| 636 | .minimum = 0, |
| 637 | .maximum = 255, |
| 638 | .step = 1, |
| 639 | .default_value = 0xCF, |
| 640 | .type = V4L2_CTRL_TYPE_INTEGER, |
| 641 | },{ |
| 642 | .id = V4L2_CID_PRIVATE_WHITECRUSH_LOWER, |
| 643 | .name = "whitecrush lower", |
| 644 | .minimum = 0, |
| 645 | .maximum = 255, |
| 646 | .step = 1, |
| 647 | .default_value = 0x7F, |
| 648 | .type = V4L2_CTRL_TYPE_INTEGER, |
Mauro Carvalho Chehab | 060d302 | 2005-06-28 20:45:25 -0700 | [diff] [blame] | 649 | },{ |
| 650 | .id = V4L2_CID_PRIVATE_UV_RATIO, |
| 651 | .name = "uv ratio", |
| 652 | .minimum = 0, |
| 653 | .maximum = 100, |
| 654 | .step = 1, |
| 655 | .default_value = 50, |
| 656 | .type = V4L2_CTRL_TYPE_INTEGER, |
| 657 | },{ |
| 658 | .id = V4L2_CID_PRIVATE_FULL_LUMA_RANGE, |
| 659 | .name = "full luma range", |
| 660 | .minimum = 0, |
| 661 | .maximum = 1, |
| 662 | .type = V4L2_CTRL_TYPE_BOOLEAN, |
| 663 | },{ |
| 664 | .id = V4L2_CID_PRIVATE_CORING, |
| 665 | .name = "coring", |
| 666 | .minimum = 0, |
| 667 | .maximum = 3, |
| 668 | .step = 1, |
| 669 | .default_value = 0, |
| 670 | .type = V4L2_CTRL_TYPE_INTEGER, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 671 | } |
| 672 | |
Mauro Carvalho Chehab | 060d302 | 2005-06-28 20:45:25 -0700 | [diff] [blame] | 673 | |
| 674 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 675 | }; |
| 676 | static const int BTTV_CTLS = ARRAY_SIZE(bttv_ctls); |
| 677 | |
| 678 | /* ----------------------------------------------------------------------- */ |
| 679 | /* resource management */ |
| 680 | |
| 681 | static |
| 682 | int check_alloc_btres(struct bttv *btv, struct bttv_fh *fh, int bit) |
| 683 | { |
| 684 | if (fh->resources & bit) |
| 685 | /* have it already allocated */ |
| 686 | return 1; |
| 687 | |
| 688 | /* is it free? */ |
Ingo Molnar | bd5f0ac | 2006-01-13 14:10:24 -0200 | [diff] [blame] | 689 | mutex_lock(&btv->reslock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 690 | if (btv->resources & bit) { |
| 691 | /* no, someone else uses it */ |
Ingo Molnar | bd5f0ac | 2006-01-13 14:10:24 -0200 | [diff] [blame] | 692 | mutex_unlock(&btv->reslock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 693 | return 0; |
| 694 | } |
| 695 | /* it's free, grab it */ |
| 696 | fh->resources |= bit; |
| 697 | btv->resources |= bit; |
Ingo Molnar | bd5f0ac | 2006-01-13 14:10:24 -0200 | [diff] [blame] | 698 | mutex_unlock(&btv->reslock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 699 | return 1; |
| 700 | } |
| 701 | |
| 702 | static |
| 703 | int check_btres(struct bttv_fh *fh, int bit) |
| 704 | { |
| 705 | return (fh->resources & bit); |
| 706 | } |
| 707 | |
| 708 | static |
| 709 | int locked_btres(struct bttv *btv, int bit) |
| 710 | { |
| 711 | return (btv->resources & bit); |
| 712 | } |
| 713 | |
| 714 | static |
| 715 | void free_btres(struct bttv *btv, struct bttv_fh *fh, int bits) |
| 716 | { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 717 | if ((fh->resources & bits) != bits) { |
| 718 | /* trying to free ressources not allocated by us ... */ |
| 719 | printk("bttv: BUG! (btres)\n"); |
| 720 | } |
Ingo Molnar | bd5f0ac | 2006-01-13 14:10:24 -0200 | [diff] [blame] | 721 | mutex_lock(&btv->reslock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 722 | fh->resources &= ~bits; |
| 723 | btv->resources &= ~bits; |
Ingo Molnar | bd5f0ac | 2006-01-13 14:10:24 -0200 | [diff] [blame] | 724 | mutex_unlock(&btv->reslock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 725 | } |
| 726 | |
| 727 | /* ----------------------------------------------------------------------- */ |
| 728 | /* If Bt848a or Bt849, use PLL for PAL/SECAM and crystal for NTSC */ |
| 729 | |
| 730 | /* Frequency = (F_input / PLL_X) * PLL_I.PLL_F/PLL_C |
| 731 | PLL_X = Reference pre-divider (0=1, 1=2) |
| 732 | PLL_C = Post divider (0=6, 1=4) |
| 733 | PLL_I = Integer input |
| 734 | PLL_F = Fractional input |
| 735 | |
| 736 | F_input = 28.636363 MHz: |
| 737 | PAL (CLKx2 = 35.46895 MHz): PLL_X = 1, PLL_I = 0x0E, PLL_F = 0xDCF9, PLL_C = 0 |
| 738 | */ |
| 739 | |
| 740 | static void set_pll_freq(struct bttv *btv, unsigned int fin, unsigned int fout) |
| 741 | { |
Mauro Carvalho Chehab | afd1a0c | 2005-12-12 00:37:27 -0800 | [diff] [blame] | 742 | unsigned char fl, fh, fi; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 743 | |
Mauro Carvalho Chehab | afd1a0c | 2005-12-12 00:37:27 -0800 | [diff] [blame] | 744 | /* prevent overflows */ |
| 745 | fin/=4; |
| 746 | fout/=4; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 747 | |
Mauro Carvalho Chehab | afd1a0c | 2005-12-12 00:37:27 -0800 | [diff] [blame] | 748 | fout*=12; |
| 749 | fi=fout/fin; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 750 | |
Mauro Carvalho Chehab | afd1a0c | 2005-12-12 00:37:27 -0800 | [diff] [blame] | 751 | fout=(fout%fin)*256; |
| 752 | fh=fout/fin; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 753 | |
Mauro Carvalho Chehab | afd1a0c | 2005-12-12 00:37:27 -0800 | [diff] [blame] | 754 | fout=(fout%fin)*256; |
| 755 | fl=fout/fin; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 756 | |
Mauro Carvalho Chehab | afd1a0c | 2005-12-12 00:37:27 -0800 | [diff] [blame] | 757 | btwrite(fl, BT848_PLL_F_LO); |
| 758 | btwrite(fh, BT848_PLL_F_HI); |
| 759 | btwrite(fi|BT848_PLL_X, BT848_PLL_XCI); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 760 | } |
| 761 | |
| 762 | static void set_pll(struct bttv *btv) |
| 763 | { |
Mauro Carvalho Chehab | afd1a0c | 2005-12-12 00:37:27 -0800 | [diff] [blame] | 764 | int i; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 765 | |
Mauro Carvalho Chehab | afd1a0c | 2005-12-12 00:37:27 -0800 | [diff] [blame] | 766 | if (!btv->pll.pll_crystal) |
| 767 | return; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 768 | |
| 769 | if (btv->pll.pll_ofreq == btv->pll.pll_current) { |
| 770 | dprintk("bttv%d: PLL: no change required\n",btv->c.nr); |
Mauro Carvalho Chehab | afd1a0c | 2005-12-12 00:37:27 -0800 | [diff] [blame] | 771 | return; |
| 772 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 773 | |
Mauro Carvalho Chehab | afd1a0c | 2005-12-12 00:37:27 -0800 | [diff] [blame] | 774 | if (btv->pll.pll_ifreq == btv->pll.pll_ofreq) { |
| 775 | /* no PLL needed */ |
| 776 | if (btv->pll.pll_current == 0) |
Mauro Carvalho Chehab | 674434c | 2005-12-12 00:37:28 -0800 | [diff] [blame] | 777 | return; |
Bernd Petrovitsch | e1e70a2 | 2005-09-22 21:43:53 -0700 | [diff] [blame] | 778 | bttv_printk(KERN_INFO "bttv%d: PLL can sleep, using XTAL (%d).\n", |
Mauro Carvalho Chehab | 674434c | 2005-12-12 00:37:28 -0800 | [diff] [blame] | 779 | btv->c.nr,btv->pll.pll_ifreq); |
Mauro Carvalho Chehab | afd1a0c | 2005-12-12 00:37:27 -0800 | [diff] [blame] | 780 | btwrite(0x00,BT848_TGCTRL); |
| 781 | btwrite(0x00,BT848_PLL_XCI); |
| 782 | btv->pll.pll_current = 0; |
| 783 | return; |
| 784 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 785 | |
Bernd Petrovitsch | e1e70a2 | 2005-09-22 21:43:53 -0700 | [diff] [blame] | 786 | bttv_printk(KERN_INFO "bttv%d: PLL: %d => %d ",btv->c.nr, |
Mauro Carvalho Chehab | 674434c | 2005-12-12 00:37:28 -0800 | [diff] [blame] | 787 | btv->pll.pll_ifreq, btv->pll.pll_ofreq); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 788 | set_pll_freq(btv, btv->pll.pll_ifreq, btv->pll.pll_ofreq); |
| 789 | |
Mauro Carvalho Chehab | afd1a0c | 2005-12-12 00:37:27 -0800 | [diff] [blame] | 790 | for (i=0; i<10; i++) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 791 | /* Let other people run while the PLL stabilizes */ |
Bernd Petrovitsch | e1e70a2 | 2005-09-22 21:43:53 -0700 | [diff] [blame] | 792 | bttv_printk("."); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 793 | msleep(10); |
| 794 | |
Mauro Carvalho Chehab | afd1a0c | 2005-12-12 00:37:27 -0800 | [diff] [blame] | 795 | if (btread(BT848_DSTATUS) & BT848_DSTATUS_PLOCK) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 796 | btwrite(0,BT848_DSTATUS); |
Mauro Carvalho Chehab | afd1a0c | 2005-12-12 00:37:27 -0800 | [diff] [blame] | 797 | } else { |
Mauro Carvalho Chehab | 674434c | 2005-12-12 00:37:28 -0800 | [diff] [blame] | 798 | btwrite(0x08,BT848_TGCTRL); |
| 799 | btv->pll.pll_current = btv->pll.pll_ofreq; |
Bernd Petrovitsch | e1e70a2 | 2005-09-22 21:43:53 -0700 | [diff] [blame] | 800 | bttv_printk(" ok\n"); |
Mauro Carvalho Chehab | 674434c | 2005-12-12 00:37:28 -0800 | [diff] [blame] | 801 | return; |
Mauro Carvalho Chehab | afd1a0c | 2005-12-12 00:37:27 -0800 | [diff] [blame] | 802 | } |
| 803 | } |
| 804 | btv->pll.pll_current = -1; |
Bernd Petrovitsch | e1e70a2 | 2005-09-22 21:43:53 -0700 | [diff] [blame] | 805 | bttv_printk("failed\n"); |
Mauro Carvalho Chehab | afd1a0c | 2005-12-12 00:37:27 -0800 | [diff] [blame] | 806 | return; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 807 | } |
| 808 | |
| 809 | /* used to switch between the bt848's analog/digital video capture modes */ |
| 810 | static void bt848A_set_timing(struct bttv *btv) |
| 811 | { |
| 812 | int i, len; |
| 813 | int table_idx = bttv_tvnorms[btv->tvnorm].sram; |
| 814 | int fsc = bttv_tvnorms[btv->tvnorm].Fsc; |
| 815 | |
| 816 | if (UNSET == bttv_tvcards[btv->c.type].muxsel[btv->input]) { |
| 817 | dprintk("bttv%d: load digital timing table (table_idx=%d)\n", |
| 818 | btv->c.nr,table_idx); |
| 819 | |
| 820 | /* timing change...reset timing generator address */ |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 821 | btwrite(0x00, BT848_TGCTRL); |
| 822 | btwrite(0x02, BT848_TGCTRL); |
| 823 | btwrite(0x00, BT848_TGCTRL); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 824 | |
| 825 | len=SRAM_Table[table_idx][0]; |
| 826 | for(i = 1; i <= len; i++) |
| 827 | btwrite(SRAM_Table[table_idx][i],BT848_TGLB); |
| 828 | btv->pll.pll_ofreq = 27000000; |
| 829 | |
| 830 | set_pll(btv); |
| 831 | btwrite(0x11, BT848_TGCTRL); |
| 832 | btwrite(0x41, BT848_DVSIF); |
| 833 | } else { |
| 834 | btv->pll.pll_ofreq = fsc; |
| 835 | set_pll(btv); |
| 836 | btwrite(0x0, BT848_DVSIF); |
| 837 | } |
| 838 | } |
| 839 | |
| 840 | /* ----------------------------------------------------------------------- */ |
| 841 | |
| 842 | static void bt848_bright(struct bttv *btv, int bright) |
| 843 | { |
| 844 | int value; |
| 845 | |
| 846 | // printk("bttv: set bright: %d\n",bright); // DEBUG |
| 847 | btv->bright = bright; |
| 848 | |
| 849 | /* We want -128 to 127 we get 0-65535 */ |
| 850 | value = (bright >> 8) - 128; |
| 851 | btwrite(value & 0xff, BT848_BRIGHT); |
| 852 | } |
| 853 | |
| 854 | static void bt848_hue(struct bttv *btv, int hue) |
| 855 | { |
| 856 | int value; |
| 857 | |
| 858 | btv->hue = hue; |
| 859 | |
| 860 | /* -128 to 127 */ |
| 861 | value = (hue >> 8) - 128; |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 862 | btwrite(value & 0xff, BT848_HUE); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 863 | } |
| 864 | |
| 865 | static void bt848_contrast(struct bttv *btv, int cont) |
| 866 | { |
| 867 | int value,hibit; |
| 868 | |
| 869 | btv->contrast = cont; |
| 870 | |
| 871 | /* 0-511 */ |
| 872 | value = (cont >> 7); |
| 873 | hibit = (value >> 6) & 4; |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 874 | btwrite(value & 0xff, BT848_CONTRAST_LO); |
| 875 | btaor(hibit, ~4, BT848_E_CONTROL); |
| 876 | btaor(hibit, ~4, BT848_O_CONTROL); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 877 | } |
| 878 | |
| 879 | static void bt848_sat(struct bttv *btv, int color) |
| 880 | { |
| 881 | int val_u,val_v,hibits; |
| 882 | |
| 883 | btv->saturation = color; |
| 884 | |
| 885 | /* 0-511 for the color */ |
Mauro Carvalho Chehab | 060d302 | 2005-06-28 20:45:25 -0700 | [diff] [blame] | 886 | val_u = ((color * btv->opt_uv_ratio) / 50) >> 7; |
| 887 | val_v = (((color * (100 - btv->opt_uv_ratio) / 50) >>7)*180L)/254; |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 888 | hibits = (val_u >> 7) & 2; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 889 | hibits |= (val_v >> 8) & 1; |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 890 | btwrite(val_u & 0xff, BT848_SAT_U_LO); |
| 891 | btwrite(val_v & 0xff, BT848_SAT_V_LO); |
| 892 | btaor(hibits, ~3, BT848_E_CONTROL); |
| 893 | btaor(hibits, ~3, BT848_O_CONTROL); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 894 | } |
| 895 | |
| 896 | /* ----------------------------------------------------------------------- */ |
| 897 | |
| 898 | static int |
| 899 | video_mux(struct bttv *btv, unsigned int input) |
| 900 | { |
| 901 | int mux,mask2; |
| 902 | |
| 903 | if (input >= bttv_tvcards[btv->c.type].video_inputs) |
| 904 | return -EINVAL; |
| 905 | |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 906 | /* needed by RemoteVideo MX */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 907 | mask2 = bttv_tvcards[btv->c.type].gpiomask2; |
| 908 | if (mask2) |
| 909 | gpio_inout(mask2,mask2); |
| 910 | |
| 911 | if (input == btv->svhs) { |
| 912 | btor(BT848_CONTROL_COMP, BT848_E_CONTROL); |
| 913 | btor(BT848_CONTROL_COMP, BT848_O_CONTROL); |
| 914 | } else { |
| 915 | btand(~BT848_CONTROL_COMP, BT848_E_CONTROL); |
| 916 | btand(~BT848_CONTROL_COMP, BT848_O_CONTROL); |
| 917 | } |
| 918 | mux = bttv_tvcards[btv->c.type].muxsel[input] & 3; |
| 919 | btaor(mux<<5, ~(3<<5), BT848_IFORM); |
| 920 | dprintk(KERN_DEBUG "bttv%d: video mux: input=%d mux=%d\n", |
| 921 | btv->c.nr,input,mux); |
| 922 | |
| 923 | /* card specific hook */ |
| 924 | if(bttv_tvcards[btv->c.type].muxsel_hook) |
| 925 | bttv_tvcards[btv->c.type].muxsel_hook (btv, input); |
| 926 | return 0; |
| 927 | } |
| 928 | |
| 929 | static char *audio_modes[] = { |
| 930 | "audio: tuner", "audio: radio", "audio: extern", |
Hans Verkuil | 8bf2f8e | 2006-03-18 21:31:00 -0300 | [diff] [blame] | 931 | "audio: intern", "audio: mute" |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 932 | }; |
| 933 | |
| 934 | static int |
Hans Verkuil | 8bf2f8e | 2006-03-18 21:31:00 -0300 | [diff] [blame] | 935 | audio_mux(struct bttv *btv, int input, int mute) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 936 | { |
Hans Verkuil | 8bf2f8e | 2006-03-18 21:31:00 -0300 | [diff] [blame] | 937 | int gpio_val, signal; |
Hans Verkuil | 8bf2f8e | 2006-03-18 21:31:00 -0300 | [diff] [blame] | 938 | struct v4l2_control ctrl; |
| 939 | struct i2c_client *c; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 940 | |
| 941 | gpio_inout(bttv_tvcards[btv->c.type].gpiomask, |
| 942 | bttv_tvcards[btv->c.type].gpiomask); |
| 943 | signal = btread(BT848_DSTATUS) & BT848_DSTATUS_HLOC; |
| 944 | |
Hans Verkuil | 8bf2f8e | 2006-03-18 21:31:00 -0300 | [diff] [blame] | 945 | btv->mute = mute; |
| 946 | btv->audio = input; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 947 | |
Hans Verkuil | 8bf2f8e | 2006-03-18 21:31:00 -0300 | [diff] [blame] | 948 | /* automute */ |
| 949 | mute = mute || (btv->opt_automute && !signal && !btv->radio_user); |
| 950 | |
| 951 | if (mute) |
| 952 | gpio_val = bttv_tvcards[btv->c.type].gpiomute; |
| 953 | else |
| 954 | gpio_val = bttv_tvcards[btv->c.type].gpiomux[input]; |
Hans Verkuil | 8bf2f8e | 2006-03-18 21:31:00 -0300 | [diff] [blame] | 955 | |
| 956 | gpio_bits(bttv_tvcards[btv->c.type].gpiomask, gpio_val); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 957 | if (bttv_gpio) |
Hans Verkuil | 8bf2f8e | 2006-03-18 21:31:00 -0300 | [diff] [blame] | 958 | bttv_gpio_tracking(btv, audio_modes[mute ? 4 : input]); |
| 959 | if (in_interrupt()) |
| 960 | return 0; |
| 961 | |
| 962 | ctrl.id = V4L2_CID_AUDIO_MUTE; |
Hans Verkuil | 2474ed4 | 2006-03-19 12:35:57 -0300 | [diff] [blame] | 963 | ctrl.value = btv->mute; |
Hans Verkuil | 8bf2f8e | 2006-03-18 21:31:00 -0300 | [diff] [blame] | 964 | bttv_call_i2c_clients(btv, VIDIOC_S_CTRL, &ctrl); |
| 965 | c = btv->i2c_msp34xx_client; |
Hans Verkuil | 2474ed4 | 2006-03-19 12:35:57 -0300 | [diff] [blame] | 966 | if (c) { |
| 967 | struct v4l2_routing route; |
| 968 | |
| 969 | /* Note: the inputs tuner/radio/extern/intern are translated |
| 970 | to msp routings. This assumes common behavior for all msp3400 |
| 971 | based TV cards. When this assumption fails, then the |
| 972 | specific MSP routing must be added to the card table. |
| 973 | For now this is sufficient. */ |
| 974 | switch (input) { |
| 975 | case TVAUDIO_INPUT_RADIO: |
Hans Verkuil | 0715172 | 2006-04-01 18:03:23 -0300 | [diff] [blame] | 976 | route.input = MSP_INPUT(MSP_IN_SCART2, MSP_IN_TUNER1, |
| 977 | MSP_DSP_IN_SCART, MSP_DSP_IN_SCART); |
Hans Verkuil | 2474ed4 | 2006-03-19 12:35:57 -0300 | [diff] [blame] | 978 | break; |
| 979 | case TVAUDIO_INPUT_EXTERN: |
Hans Verkuil | 0715172 | 2006-04-01 18:03:23 -0300 | [diff] [blame] | 980 | route.input = MSP_INPUT(MSP_IN_SCART1, MSP_IN_TUNER1, |
| 981 | MSP_DSP_IN_SCART, MSP_DSP_IN_SCART); |
Hans Verkuil | 2474ed4 | 2006-03-19 12:35:57 -0300 | [diff] [blame] | 982 | break; |
| 983 | case TVAUDIO_INPUT_INTERN: |
| 984 | /* Yes, this is the same input as for RADIO. I doubt |
| 985 | if this is ever used. The only board with an INTERN |
| 986 | input is the BTTV_BOARD_AVERMEDIA98. I wonder how |
| 987 | that was tested. My guess is that the whole INTERN |
| 988 | input does not work. */ |
Hans Verkuil | 0715172 | 2006-04-01 18:03:23 -0300 | [diff] [blame] | 989 | route.input = MSP_INPUT(MSP_IN_SCART2, MSP_IN_TUNER1, |
| 990 | MSP_DSP_IN_SCART, MSP_DSP_IN_SCART); |
Hans Verkuil | 2474ed4 | 2006-03-19 12:35:57 -0300 | [diff] [blame] | 991 | break; |
| 992 | case TVAUDIO_INPUT_TUNER: |
| 993 | default: |
| 994 | route.input = MSP_INPUT_DEFAULT; |
| 995 | break; |
| 996 | } |
| 997 | route.output = MSP_OUTPUT_DEFAULT; |
| 998 | c->driver->command(c, VIDIOC_INT_S_AUDIO_ROUTING, &route); |
| 999 | } |
Hans Verkuil | 8bf2f8e | 2006-03-18 21:31:00 -0300 | [diff] [blame] | 1000 | c = btv->i2c_tvaudio_client; |
Hans Verkuil | 2474ed4 | 2006-03-19 12:35:57 -0300 | [diff] [blame] | 1001 | if (c) { |
| 1002 | struct v4l2_routing route; |
| 1003 | |
| 1004 | route.input = input; |
| 1005 | route.output = 0; |
| 1006 | c->driver->command(c, VIDIOC_INT_S_AUDIO_ROUTING, &route); |
| 1007 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1008 | return 0; |
| 1009 | } |
| 1010 | |
Hans Verkuil | 8bf2f8e | 2006-03-18 21:31:00 -0300 | [diff] [blame] | 1011 | static inline int |
| 1012 | audio_mute(struct bttv *btv, int mute) |
| 1013 | { |
| 1014 | return audio_mux(btv, btv->audio, mute); |
| 1015 | } |
| 1016 | |
| 1017 | static inline int |
| 1018 | audio_input(struct bttv *btv, int input) |
| 1019 | { |
| 1020 | return audio_mux(btv, input, btv->mute); |
| 1021 | } |
| 1022 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1023 | static void |
| 1024 | i2c_vidiocschan(struct bttv *btv) |
| 1025 | { |
Hans Verkuil | 0020d3e | 2006-03-30 19:50:34 -0300 | [diff] [blame] | 1026 | v4l2_std_id std = bttv_tvnorms[btv->tvnorm].v4l2_id; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1027 | |
Hans Verkuil | 0020d3e | 2006-03-30 19:50:34 -0300 | [diff] [blame] | 1028 | bttv_call_i2c_clients(btv, VIDIOC_S_STD, &std); |
Mauro Carvalho Chehab | 5a25e84 | 2005-11-08 21:36:52 -0800 | [diff] [blame] | 1029 | if (btv->c.type == BTTV_BOARD_VOODOOTV_FM) |
Hans Verkuil | 0020d3e | 2006-03-30 19:50:34 -0300 | [diff] [blame] | 1030 | bttv_tda9880_setnorm(btv,btv->tvnorm); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1031 | } |
| 1032 | |
| 1033 | static int |
| 1034 | set_tvnorm(struct bttv *btv, unsigned int norm) |
| 1035 | { |
| 1036 | const struct bttv_tvnorm *tvnorm; |
| 1037 | |
| 1038 | if (norm < 0 || norm >= BTTV_TVNORMS) |
| 1039 | return -EINVAL; |
| 1040 | |
| 1041 | btv->tvnorm = norm; |
| 1042 | tvnorm = &bttv_tvnorms[norm]; |
| 1043 | |
| 1044 | btwrite(tvnorm->adelay, BT848_ADELAY); |
| 1045 | btwrite(tvnorm->bdelay, BT848_BDELAY); |
| 1046 | btaor(tvnorm->iform,~(BT848_IFORM_NORM|BT848_IFORM_XTBOTH), |
| 1047 | BT848_IFORM); |
| 1048 | btwrite(tvnorm->vbipack, BT848_VBI_PACK_SIZE); |
| 1049 | btwrite(1, BT848_VBI_PACK_DEL); |
| 1050 | bt848A_set_timing(btv); |
| 1051 | |
| 1052 | switch (btv->c.type) { |
Mauro Carvalho Chehab | 5a25e84 | 2005-11-08 21:36:52 -0800 | [diff] [blame] | 1053 | case BTTV_BOARD_VOODOOTV_FM: |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1054 | bttv_tda9880_setnorm(btv,norm); |
| 1055 | break; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1056 | } |
| 1057 | return 0; |
| 1058 | } |
| 1059 | |
| 1060 | static void |
| 1061 | set_input(struct bttv *btv, unsigned int input) |
| 1062 | { |
| 1063 | unsigned long flags; |
| 1064 | |
| 1065 | btv->input = input; |
| 1066 | if (irq_iswitch) { |
| 1067 | spin_lock_irqsave(&btv->s_lock,flags); |
| 1068 | if (btv->curr.frame_irq) { |
| 1069 | /* active capture -> delayed input switch */ |
| 1070 | btv->new_input = input; |
| 1071 | } else { |
| 1072 | video_mux(btv,input); |
| 1073 | } |
| 1074 | spin_unlock_irqrestore(&btv->s_lock,flags); |
| 1075 | } else { |
| 1076 | video_mux(btv,input); |
| 1077 | } |
Hans Verkuil | 8bf2f8e | 2006-03-18 21:31:00 -0300 | [diff] [blame] | 1078 | audio_input(btv,(input == bttv_tvcards[btv->c.type].tuner ? |
| 1079 | TVAUDIO_INPUT_TUNER : TVAUDIO_INPUT_EXTERN)); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1080 | set_tvnorm(btv,btv->tvnorm); |
| 1081 | i2c_vidiocschan(btv); |
| 1082 | } |
| 1083 | |
| 1084 | static void init_irqreg(struct bttv *btv) |
| 1085 | { |
| 1086 | /* clear status */ |
| 1087 | btwrite(0xfffffUL, BT848_INT_STAT); |
| 1088 | |
| 1089 | if (bttv_tvcards[btv->c.type].no_video) { |
| 1090 | /* i2c only */ |
| 1091 | btwrite(BT848_INT_I2CDONE, |
| 1092 | BT848_INT_MASK); |
| 1093 | } else { |
| 1094 | /* full video */ |
| 1095 | btwrite((btv->triton1) | |
| 1096 | (btv->gpioirq ? BT848_INT_GPINT : 0) | |
| 1097 | BT848_INT_SCERR | |
| 1098 | (fdsr ? BT848_INT_FDSR : 0) | |
| 1099 | BT848_INT_RISCI|BT848_INT_OCERR|BT848_INT_VPRES| |
| 1100 | BT848_INT_FMTCHG|BT848_INT_HLOCK| |
| 1101 | BT848_INT_I2CDONE, |
| 1102 | BT848_INT_MASK); |
| 1103 | } |
| 1104 | } |
| 1105 | |
| 1106 | static void init_bt848(struct bttv *btv) |
| 1107 | { |
| 1108 | int val; |
| 1109 | |
| 1110 | if (bttv_tvcards[btv->c.type].no_video) { |
| 1111 | /* very basic init only */ |
| 1112 | init_irqreg(btv); |
| 1113 | return; |
| 1114 | } |
| 1115 | |
| 1116 | btwrite(0x00, BT848_CAP_CTL); |
| 1117 | btwrite(BT848_COLOR_CTL_GAMMA, BT848_COLOR_CTL); |
| 1118 | btwrite(BT848_IFORM_XTAUTO | BT848_IFORM_AUTO, BT848_IFORM); |
| 1119 | |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 1120 | /* set planar and packed mode trigger points and */ |
| 1121 | /* set rising edge of inverted GPINTR pin as irq trigger */ |
| 1122 | btwrite(BT848_GPIO_DMA_CTL_PKTP_32| |
| 1123 | BT848_GPIO_DMA_CTL_PLTP1_16| |
| 1124 | BT848_GPIO_DMA_CTL_PLTP23_16| |
| 1125 | BT848_GPIO_DMA_CTL_GPINTC| |
| 1126 | BT848_GPIO_DMA_CTL_GPINTI, |
| 1127 | BT848_GPIO_DMA_CTL); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1128 | |
| 1129 | val = btv->opt_chroma_agc ? BT848_SCLOOP_CAGC : 0; |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 1130 | btwrite(val, BT848_E_SCLOOP); |
| 1131 | btwrite(val, BT848_O_SCLOOP); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1132 | |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 1133 | btwrite(0x20, BT848_E_VSCALE_HI); |
| 1134 | btwrite(0x20, BT848_O_VSCALE_HI); |
| 1135 | btwrite(BT848_ADC_RESERVED | (btv->opt_adc_crush ? BT848_ADC_CRUSH : 0), |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1136 | BT848_ADC); |
| 1137 | |
| 1138 | btwrite(whitecrush_upper, BT848_WC_UP); |
| 1139 | btwrite(whitecrush_lower, BT848_WC_DOWN); |
| 1140 | |
| 1141 | if (btv->opt_lumafilter) { |
| 1142 | btwrite(0, BT848_E_CONTROL); |
| 1143 | btwrite(0, BT848_O_CONTROL); |
| 1144 | } else { |
| 1145 | btwrite(BT848_CONTROL_LDEC, BT848_E_CONTROL); |
| 1146 | btwrite(BT848_CONTROL_LDEC, BT848_O_CONTROL); |
| 1147 | } |
| 1148 | |
| 1149 | bt848_bright(btv, btv->bright); |
| 1150 | bt848_hue(btv, btv->hue); |
| 1151 | bt848_contrast(btv, btv->contrast); |
| 1152 | bt848_sat(btv, btv->saturation); |
| 1153 | |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 1154 | /* interrupt */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1155 | init_irqreg(btv); |
| 1156 | } |
| 1157 | |
| 1158 | static void bttv_reinit_bt848(struct bttv *btv) |
| 1159 | { |
| 1160 | unsigned long flags; |
| 1161 | |
| 1162 | if (bttv_verbose) |
| 1163 | printk(KERN_INFO "bttv%d: reset, reinitialize\n",btv->c.nr); |
| 1164 | spin_lock_irqsave(&btv->s_lock,flags); |
| 1165 | btv->errors=0; |
| 1166 | bttv_set_dma(btv,0); |
| 1167 | spin_unlock_irqrestore(&btv->s_lock,flags); |
| 1168 | |
| 1169 | init_bt848(btv); |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 1170 | btv->pll.pll_current = -1; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1171 | set_input(btv,btv->input); |
| 1172 | } |
| 1173 | |
| 1174 | static int get_control(struct bttv *btv, struct v4l2_control *c) |
| 1175 | { |
| 1176 | struct video_audio va; |
| 1177 | int i; |
| 1178 | |
| 1179 | for (i = 0; i < BTTV_CTLS; i++) |
| 1180 | if (bttv_ctls[i].id == c->id) |
| 1181 | break; |
| 1182 | if (i == BTTV_CTLS) |
| 1183 | return -EINVAL; |
Hans Verkuil | 0020d3e | 2006-03-30 19:50:34 -0300 | [diff] [blame] | 1184 | if (btv->audio_hook && i >= 4 && i <= 8) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1185 | memset(&va,0,sizeof(va)); |
Hans Verkuil | 0020d3e | 2006-03-30 19:50:34 -0300 | [diff] [blame] | 1186 | btv->audio_hook(btv,&va,0); |
| 1187 | switch (c->id) { |
| 1188 | case V4L2_CID_AUDIO_MUTE: |
| 1189 | c->value = (VIDEO_AUDIO_MUTE & va.flags) ? 1 : 0; |
| 1190 | break; |
| 1191 | case V4L2_CID_AUDIO_VOLUME: |
| 1192 | c->value = va.volume; |
| 1193 | break; |
| 1194 | case V4L2_CID_AUDIO_BALANCE: |
| 1195 | c->value = va.balance; |
| 1196 | break; |
| 1197 | case V4L2_CID_AUDIO_BASS: |
| 1198 | c->value = va.bass; |
| 1199 | break; |
| 1200 | case V4L2_CID_AUDIO_TREBLE: |
| 1201 | c->value = va.treble; |
| 1202 | break; |
| 1203 | } |
| 1204 | return 0; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1205 | } |
| 1206 | switch (c->id) { |
| 1207 | case V4L2_CID_BRIGHTNESS: |
| 1208 | c->value = btv->bright; |
| 1209 | break; |
| 1210 | case V4L2_CID_HUE: |
| 1211 | c->value = btv->hue; |
| 1212 | break; |
| 1213 | case V4L2_CID_CONTRAST: |
| 1214 | c->value = btv->contrast; |
| 1215 | break; |
| 1216 | case V4L2_CID_SATURATION: |
| 1217 | c->value = btv->saturation; |
| 1218 | break; |
| 1219 | |
| 1220 | case V4L2_CID_AUDIO_MUTE: |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1221 | case V4L2_CID_AUDIO_VOLUME: |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1222 | case V4L2_CID_AUDIO_BALANCE: |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1223 | case V4L2_CID_AUDIO_BASS: |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1224 | case V4L2_CID_AUDIO_TREBLE: |
Hans Verkuil | 0020d3e | 2006-03-30 19:50:34 -0300 | [diff] [blame] | 1225 | bttv_call_i2c_clients(btv,VIDIOC_G_CTRL,c); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1226 | break; |
| 1227 | |
| 1228 | case V4L2_CID_PRIVATE_CHROMA_AGC: |
| 1229 | c->value = btv->opt_chroma_agc; |
| 1230 | break; |
| 1231 | case V4L2_CID_PRIVATE_COMBFILTER: |
| 1232 | c->value = btv->opt_combfilter; |
| 1233 | break; |
| 1234 | case V4L2_CID_PRIVATE_LUMAFILTER: |
| 1235 | c->value = btv->opt_lumafilter; |
| 1236 | break; |
| 1237 | case V4L2_CID_PRIVATE_AUTOMUTE: |
| 1238 | c->value = btv->opt_automute; |
| 1239 | break; |
| 1240 | case V4L2_CID_PRIVATE_AGC_CRUSH: |
| 1241 | c->value = btv->opt_adc_crush; |
| 1242 | break; |
| 1243 | case V4L2_CID_PRIVATE_VCR_HACK: |
| 1244 | c->value = btv->opt_vcr_hack; |
| 1245 | break; |
| 1246 | case V4L2_CID_PRIVATE_WHITECRUSH_UPPER: |
| 1247 | c->value = btv->opt_whitecrush_upper; |
| 1248 | break; |
| 1249 | case V4L2_CID_PRIVATE_WHITECRUSH_LOWER: |
| 1250 | c->value = btv->opt_whitecrush_lower; |
| 1251 | break; |
Mauro Carvalho Chehab | 060d302 | 2005-06-28 20:45:25 -0700 | [diff] [blame] | 1252 | case V4L2_CID_PRIVATE_UV_RATIO: |
| 1253 | c->value = btv->opt_uv_ratio; |
| 1254 | break; |
| 1255 | case V4L2_CID_PRIVATE_FULL_LUMA_RANGE: |
| 1256 | c->value = btv->opt_full_luma_range; |
| 1257 | break; |
| 1258 | case V4L2_CID_PRIVATE_CORING: |
| 1259 | c->value = btv->opt_coring; |
| 1260 | break; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1261 | default: |
| 1262 | return -EINVAL; |
| 1263 | } |
| 1264 | return 0; |
| 1265 | } |
| 1266 | |
| 1267 | static int set_control(struct bttv *btv, struct v4l2_control *c) |
| 1268 | { |
| 1269 | struct video_audio va; |
| 1270 | int i,val; |
| 1271 | |
| 1272 | for (i = 0; i < BTTV_CTLS; i++) |
| 1273 | if (bttv_ctls[i].id == c->id) |
| 1274 | break; |
| 1275 | if (i == BTTV_CTLS) |
| 1276 | return -EINVAL; |
Hans Verkuil | 0020d3e | 2006-03-30 19:50:34 -0300 | [diff] [blame] | 1277 | if (btv->audio_hook && i >= 4 && i <= 8) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1278 | memset(&va,0,sizeof(va)); |
Hans Verkuil | 0020d3e | 2006-03-30 19:50:34 -0300 | [diff] [blame] | 1279 | btv->audio_hook(btv,&va,0); |
| 1280 | switch (c->id) { |
| 1281 | case V4L2_CID_AUDIO_MUTE: |
| 1282 | if (c->value) { |
| 1283 | va.flags |= VIDEO_AUDIO_MUTE; |
| 1284 | audio_mute(btv, 1); |
| 1285 | } else { |
| 1286 | va.flags &= ~VIDEO_AUDIO_MUTE; |
| 1287 | audio_mute(btv, 0); |
| 1288 | } |
| 1289 | break; |
| 1290 | |
| 1291 | case V4L2_CID_AUDIO_VOLUME: |
| 1292 | va.volume = c->value; |
| 1293 | break; |
| 1294 | case V4L2_CID_AUDIO_BALANCE: |
| 1295 | va.balance = c->value; |
| 1296 | break; |
| 1297 | case V4L2_CID_AUDIO_BASS: |
| 1298 | va.bass = c->value; |
| 1299 | break; |
| 1300 | case V4L2_CID_AUDIO_TREBLE: |
| 1301 | va.treble = c->value; |
| 1302 | break; |
| 1303 | } |
| 1304 | btv->audio_hook(btv,&va,1); |
| 1305 | return 0; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1306 | } |
| 1307 | switch (c->id) { |
| 1308 | case V4L2_CID_BRIGHTNESS: |
| 1309 | bt848_bright(btv,c->value); |
| 1310 | break; |
| 1311 | case V4L2_CID_HUE: |
| 1312 | bt848_hue(btv,c->value); |
| 1313 | break; |
| 1314 | case V4L2_CID_CONTRAST: |
| 1315 | bt848_contrast(btv,c->value); |
| 1316 | break; |
| 1317 | case V4L2_CID_SATURATION: |
| 1318 | bt848_sat(btv,c->value); |
| 1319 | break; |
| 1320 | case V4L2_CID_AUDIO_MUTE: |
Hans Verkuil | 0020d3e | 2006-03-30 19:50:34 -0300 | [diff] [blame] | 1321 | audio_mute(btv, c->value); |
| 1322 | /* fall through */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1323 | case V4L2_CID_AUDIO_VOLUME: |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1324 | case V4L2_CID_AUDIO_BALANCE: |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1325 | case V4L2_CID_AUDIO_BASS: |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1326 | case V4L2_CID_AUDIO_TREBLE: |
Hans Verkuil | 0020d3e | 2006-03-30 19:50:34 -0300 | [diff] [blame] | 1327 | bttv_call_i2c_clients(btv,VIDIOC_S_CTRL,c); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1328 | break; |
| 1329 | |
| 1330 | case V4L2_CID_PRIVATE_CHROMA_AGC: |
| 1331 | btv->opt_chroma_agc = c->value; |
| 1332 | val = btv->opt_chroma_agc ? BT848_SCLOOP_CAGC : 0; |
| 1333 | btwrite(val, BT848_E_SCLOOP); |
| 1334 | btwrite(val, BT848_O_SCLOOP); |
| 1335 | break; |
| 1336 | case V4L2_CID_PRIVATE_COMBFILTER: |
| 1337 | btv->opt_combfilter = c->value; |
| 1338 | break; |
| 1339 | case V4L2_CID_PRIVATE_LUMAFILTER: |
| 1340 | btv->opt_lumafilter = c->value; |
| 1341 | if (btv->opt_lumafilter) { |
| 1342 | btand(~BT848_CONTROL_LDEC, BT848_E_CONTROL); |
| 1343 | btand(~BT848_CONTROL_LDEC, BT848_O_CONTROL); |
| 1344 | } else { |
| 1345 | btor(BT848_CONTROL_LDEC, BT848_E_CONTROL); |
| 1346 | btor(BT848_CONTROL_LDEC, BT848_O_CONTROL); |
| 1347 | } |
| 1348 | break; |
| 1349 | case V4L2_CID_PRIVATE_AUTOMUTE: |
| 1350 | btv->opt_automute = c->value; |
| 1351 | break; |
| 1352 | case V4L2_CID_PRIVATE_AGC_CRUSH: |
| 1353 | btv->opt_adc_crush = c->value; |
| 1354 | btwrite(BT848_ADC_RESERVED | (btv->opt_adc_crush ? BT848_ADC_CRUSH : 0), |
| 1355 | BT848_ADC); |
| 1356 | break; |
| 1357 | case V4L2_CID_PRIVATE_VCR_HACK: |
| 1358 | btv->opt_vcr_hack = c->value; |
| 1359 | break; |
| 1360 | case V4L2_CID_PRIVATE_WHITECRUSH_UPPER: |
| 1361 | btv->opt_whitecrush_upper = c->value; |
| 1362 | btwrite(c->value, BT848_WC_UP); |
| 1363 | break; |
| 1364 | case V4L2_CID_PRIVATE_WHITECRUSH_LOWER: |
| 1365 | btv->opt_whitecrush_lower = c->value; |
| 1366 | btwrite(c->value, BT848_WC_DOWN); |
| 1367 | break; |
Mauro Carvalho Chehab | 060d302 | 2005-06-28 20:45:25 -0700 | [diff] [blame] | 1368 | case V4L2_CID_PRIVATE_UV_RATIO: |
| 1369 | btv->opt_uv_ratio = c->value; |
| 1370 | bt848_sat(btv, btv->saturation); |
| 1371 | break; |
| 1372 | case V4L2_CID_PRIVATE_FULL_LUMA_RANGE: |
| 1373 | btv->opt_full_luma_range = c->value; |
| 1374 | btaor((c->value<<7), ~BT848_OFORM_RANGE, BT848_OFORM); |
| 1375 | break; |
| 1376 | case V4L2_CID_PRIVATE_CORING: |
| 1377 | btv->opt_coring = c->value; |
| 1378 | btaor((c->value<<5), ~BT848_OFORM_CORE32, BT848_OFORM); |
| 1379 | break; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1380 | default: |
| 1381 | return -EINVAL; |
| 1382 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1383 | return 0; |
| 1384 | } |
| 1385 | |
| 1386 | /* ----------------------------------------------------------------------- */ |
| 1387 | |
| 1388 | void bttv_gpio_tracking(struct bttv *btv, char *comment) |
| 1389 | { |
| 1390 | unsigned int outbits, data; |
| 1391 | outbits = btread(BT848_GPIO_OUT_EN); |
| 1392 | data = btread(BT848_GPIO_DATA); |
| 1393 | printk(KERN_DEBUG "bttv%d: gpio: en=%08x, out=%08x in=%08x [%s]\n", |
| 1394 | btv->c.nr,outbits,data & outbits, data & ~outbits, comment); |
| 1395 | } |
| 1396 | |
| 1397 | static void bttv_field_count(struct bttv *btv) |
| 1398 | { |
| 1399 | int need_count = 0; |
| 1400 | |
| 1401 | if (btv->users) |
| 1402 | need_count++; |
| 1403 | |
| 1404 | if (need_count) { |
| 1405 | /* start field counter */ |
| 1406 | btor(BT848_INT_VSYNC,BT848_INT_MASK); |
| 1407 | } else { |
| 1408 | /* stop field counter */ |
| 1409 | btand(~BT848_INT_VSYNC,BT848_INT_MASK); |
| 1410 | btv->field_count = 0; |
| 1411 | } |
| 1412 | } |
| 1413 | |
| 1414 | static const struct bttv_format* |
| 1415 | format_by_palette(int palette) |
| 1416 | { |
| 1417 | unsigned int i; |
| 1418 | |
| 1419 | for (i = 0; i < BTTV_FORMATS; i++) { |
| 1420 | if (-1 == bttv_formats[i].palette) |
| 1421 | continue; |
| 1422 | if (bttv_formats[i].palette == palette) |
| 1423 | return bttv_formats+i; |
| 1424 | } |
| 1425 | return NULL; |
| 1426 | } |
| 1427 | |
| 1428 | static const struct bttv_format* |
| 1429 | format_by_fourcc(int fourcc) |
| 1430 | { |
| 1431 | unsigned int i; |
| 1432 | |
| 1433 | for (i = 0; i < BTTV_FORMATS; i++) { |
| 1434 | if (-1 == bttv_formats[i].fourcc) |
| 1435 | continue; |
| 1436 | if (bttv_formats[i].fourcc == fourcc) |
| 1437 | return bttv_formats+i; |
| 1438 | } |
| 1439 | return NULL; |
| 1440 | } |
| 1441 | |
| 1442 | /* ----------------------------------------------------------------------- */ |
| 1443 | /* misc helpers */ |
| 1444 | |
| 1445 | static int |
| 1446 | bttv_switch_overlay(struct bttv *btv, struct bttv_fh *fh, |
| 1447 | struct bttv_buffer *new) |
| 1448 | { |
| 1449 | struct bttv_buffer *old; |
| 1450 | unsigned long flags; |
| 1451 | int retval = 0; |
| 1452 | |
| 1453 | dprintk("switch_overlay: enter [new=%p]\n",new); |
| 1454 | if (new) |
| 1455 | new->vb.state = STATE_DONE; |
| 1456 | spin_lock_irqsave(&btv->s_lock,flags); |
| 1457 | old = btv->screen; |
| 1458 | btv->screen = new; |
| 1459 | btv->loop_irq |= 1; |
| 1460 | bttv_set_dma(btv, 0x03); |
| 1461 | spin_unlock_irqrestore(&btv->s_lock,flags); |
| 1462 | if (NULL == new) |
| 1463 | free_btres(btv,fh,RESOURCE_OVERLAY); |
| 1464 | if (NULL != old) { |
| 1465 | dprintk("switch_overlay: old=%p state is %d\n",old,old->vb.state); |
Mauro Carvalho Chehab | c7b0ac0 | 2006-03-10 12:29:15 -0300 | [diff] [blame] | 1466 | bttv_dma_free(&fh->cap,btv, old); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1467 | kfree(old); |
| 1468 | } |
| 1469 | dprintk("switch_overlay: done\n"); |
| 1470 | return retval; |
| 1471 | } |
| 1472 | |
| 1473 | /* ----------------------------------------------------------------------- */ |
| 1474 | /* video4linux (1) interface */ |
| 1475 | |
Mauro Carvalho Chehab | c7b0ac0 | 2006-03-10 12:29:15 -0300 | [diff] [blame] | 1476 | static int bttv_prepare_buffer(struct videobuf_queue *q,struct bttv *btv, |
| 1477 | struct bttv_buffer *buf, |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 1478 | const struct bttv_format *fmt, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1479 | unsigned int width, unsigned int height, |
| 1480 | enum v4l2_field field) |
| 1481 | { |
| 1482 | int redo_dma_risc = 0; |
| 1483 | int rc; |
| 1484 | |
| 1485 | /* check settings */ |
| 1486 | if (NULL == fmt) |
| 1487 | return -EINVAL; |
| 1488 | if (fmt->btformat == BT848_COLOR_FMT_RAW) { |
| 1489 | width = RAW_BPL; |
| 1490 | height = RAW_LINES*2; |
| 1491 | if (width*height > buf->vb.bsize) |
| 1492 | return -EINVAL; |
| 1493 | buf->vb.size = buf->vb.bsize; |
| 1494 | } else { |
| 1495 | if (width < 48 || |
| 1496 | height < 32 || |
| 1497 | width > bttv_tvnorms[btv->tvnorm].swidth || |
| 1498 | height > bttv_tvnorms[btv->tvnorm].sheight) |
| 1499 | return -EINVAL; |
| 1500 | buf->vb.size = (width * height * fmt->depth) >> 3; |
| 1501 | if (0 != buf->vb.baddr && buf->vb.bsize < buf->vb.size) |
| 1502 | return -EINVAL; |
| 1503 | } |
| 1504 | |
| 1505 | /* alloc + fill struct bttv_buffer (if changed) */ |
| 1506 | if (buf->vb.width != width || buf->vb.height != height || |
| 1507 | buf->vb.field != field || |
| 1508 | buf->tvnorm != btv->tvnorm || buf->fmt != fmt) { |
| 1509 | buf->vb.width = width; |
| 1510 | buf->vb.height = height; |
| 1511 | buf->vb.field = field; |
| 1512 | buf->tvnorm = btv->tvnorm; |
| 1513 | buf->fmt = fmt; |
| 1514 | redo_dma_risc = 1; |
| 1515 | } |
| 1516 | |
| 1517 | /* alloc risc memory */ |
| 1518 | if (STATE_NEEDS_INIT == buf->vb.state) { |
| 1519 | redo_dma_risc = 1; |
Mauro Carvalho Chehab | c7b0ac0 | 2006-03-10 12:29:15 -0300 | [diff] [blame] | 1520 | if (0 != (rc = videobuf_iolock(q,&buf->vb,&btv->fbuf))) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1521 | goto fail; |
| 1522 | } |
| 1523 | |
| 1524 | if (redo_dma_risc) |
| 1525 | if (0 != (rc = bttv_buffer_risc(btv,buf))) |
| 1526 | goto fail; |
| 1527 | |
| 1528 | buf->vb.state = STATE_PREPARED; |
| 1529 | return 0; |
| 1530 | |
| 1531 | fail: |
Mauro Carvalho Chehab | c7b0ac0 | 2006-03-10 12:29:15 -0300 | [diff] [blame] | 1532 | bttv_dma_free(q,btv,buf); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1533 | return rc; |
| 1534 | } |
| 1535 | |
| 1536 | static int |
| 1537 | buffer_setup(struct videobuf_queue *q, unsigned int *count, unsigned int *size) |
| 1538 | { |
| 1539 | struct bttv_fh *fh = q->priv_data; |
| 1540 | |
| 1541 | *size = fh->fmt->depth*fh->width*fh->height >> 3; |
| 1542 | if (0 == *count) |
| 1543 | *count = gbuffers; |
| 1544 | while (*size * *count > gbuffers * gbufsize) |
| 1545 | (*count)--; |
| 1546 | return 0; |
| 1547 | } |
| 1548 | |
| 1549 | static int |
| 1550 | buffer_prepare(struct videobuf_queue *q, struct videobuf_buffer *vb, |
| 1551 | enum v4l2_field field) |
| 1552 | { |
| 1553 | struct bttv_buffer *buf = container_of(vb,struct bttv_buffer,vb); |
| 1554 | struct bttv_fh *fh = q->priv_data; |
| 1555 | |
Mauro Carvalho Chehab | c7b0ac0 | 2006-03-10 12:29:15 -0300 | [diff] [blame] | 1556 | return bttv_prepare_buffer(q,fh->btv, buf, fh->fmt, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1557 | fh->width, fh->height, field); |
| 1558 | } |
| 1559 | |
| 1560 | static void |
| 1561 | buffer_queue(struct videobuf_queue *q, struct videobuf_buffer *vb) |
| 1562 | { |
| 1563 | struct bttv_buffer *buf = container_of(vb,struct bttv_buffer,vb); |
| 1564 | struct bttv_fh *fh = q->priv_data; |
| 1565 | struct bttv *btv = fh->btv; |
| 1566 | |
| 1567 | buf->vb.state = STATE_QUEUED; |
| 1568 | list_add_tail(&buf->vb.queue,&btv->capture); |
| 1569 | if (!btv->curr.frame_irq) { |
| 1570 | btv->loop_irq |= 1; |
| 1571 | bttv_set_dma(btv, 0x03); |
| 1572 | } |
| 1573 | } |
| 1574 | |
| 1575 | static void buffer_release(struct videobuf_queue *q, struct videobuf_buffer *vb) |
| 1576 | { |
| 1577 | struct bttv_buffer *buf = container_of(vb,struct bttv_buffer,vb); |
| 1578 | struct bttv_fh *fh = q->priv_data; |
| 1579 | |
Mauro Carvalho Chehab | c7b0ac0 | 2006-03-10 12:29:15 -0300 | [diff] [blame] | 1580 | bttv_dma_free(&fh->cap,fh->btv,buf); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1581 | } |
| 1582 | |
| 1583 | static struct videobuf_queue_ops bttv_video_qops = { |
| 1584 | .buf_setup = buffer_setup, |
| 1585 | .buf_prepare = buffer_prepare, |
| 1586 | .buf_queue = buffer_queue, |
| 1587 | .buf_release = buffer_release, |
| 1588 | }; |
| 1589 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1590 | static int bttv_common_ioctls(struct bttv *btv, unsigned int cmd, void *arg) |
| 1591 | { |
| 1592 | switch (cmd) { |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 1593 | case BTTV_VERSION: |
| 1594 | return BTTV_VERSION_CODE; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1595 | |
| 1596 | /* *** v4l1 *** ************************************************ */ |
| 1597 | case VIDIOCGFREQ: |
| 1598 | { |
| 1599 | unsigned long *freq = arg; |
| 1600 | *freq = btv->freq; |
| 1601 | return 0; |
| 1602 | } |
| 1603 | case VIDIOCSFREQ: |
| 1604 | { |
Hans Verkuil | 3bbe5a8 | 2006-04-01 15:27:52 -0300 | [diff] [blame] | 1605 | struct v4l2_frequency freq; |
| 1606 | |
| 1607 | memset(&freq, 0, sizeof(freq)); |
| 1608 | freq.frequency = *(unsigned long *)arg; |
Ingo Molnar | bd5f0ac | 2006-01-13 14:10:24 -0200 | [diff] [blame] | 1609 | mutex_lock(&btv->lock); |
Hans Verkuil | 3bbe5a8 | 2006-04-01 15:27:52 -0300 | [diff] [blame] | 1610 | freq.type = btv->radio_user ? V4L2_TUNER_RADIO : V4L2_TUNER_ANALOG_TV; |
| 1611 | btv->freq = *(unsigned long *)arg; |
| 1612 | bttv_call_i2c_clients(btv,VIDIOC_S_FREQUENCY,&freq); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1613 | if (btv->has_matchbox && btv->radio_user) |
Hans Verkuil | 3bbe5a8 | 2006-04-01 15:27:52 -0300 | [diff] [blame] | 1614 | tea5757_set_freq(btv,*(unsigned long *)arg); |
Ingo Molnar | bd5f0ac | 2006-01-13 14:10:24 -0200 | [diff] [blame] | 1615 | mutex_unlock(&btv->lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1616 | return 0; |
| 1617 | } |
| 1618 | |
| 1619 | case VIDIOCGTUNER: |
| 1620 | { |
| 1621 | struct video_tuner *v = arg; |
| 1622 | |
| 1623 | if (UNSET == bttv_tvcards[btv->c.type].tuner) |
| 1624 | return -EINVAL; |
| 1625 | if (v->tuner) /* Only tuner 0 */ |
| 1626 | return -EINVAL; |
| 1627 | strcpy(v->name, "Television"); |
| 1628 | v->rangelow = 0; |
| 1629 | v->rangehigh = 0x7FFFFFFF; |
| 1630 | v->flags = VIDEO_TUNER_PAL|VIDEO_TUNER_NTSC|VIDEO_TUNER_SECAM; |
| 1631 | v->mode = btv->tvnorm; |
| 1632 | v->signal = (btread(BT848_DSTATUS)&BT848_DSTATUS_HLOC) ? 0xFFFF : 0; |
| 1633 | bttv_call_i2c_clients(btv,cmd,v); |
| 1634 | return 0; |
| 1635 | } |
| 1636 | case VIDIOCSTUNER: |
| 1637 | { |
| 1638 | struct video_tuner *v = arg; |
| 1639 | |
| 1640 | if (v->tuner) /* Only tuner 0 */ |
| 1641 | return -EINVAL; |
| 1642 | if (v->mode >= BTTV_TVNORMS) |
| 1643 | return -EINVAL; |
| 1644 | |
Ingo Molnar | bd5f0ac | 2006-01-13 14:10:24 -0200 | [diff] [blame] | 1645 | mutex_lock(&btv->lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1646 | set_tvnorm(btv,v->mode); |
| 1647 | bttv_call_i2c_clients(btv,cmd,v); |
Ingo Molnar | bd5f0ac | 2006-01-13 14:10:24 -0200 | [diff] [blame] | 1648 | mutex_unlock(&btv->lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1649 | return 0; |
| 1650 | } |
| 1651 | |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 1652 | case VIDIOCGCHAN: |
| 1653 | { |
| 1654 | struct video_channel *v = arg; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1655 | unsigned int channel = v->channel; |
| 1656 | |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 1657 | if (channel >= bttv_tvcards[btv->c.type].video_inputs) |
| 1658 | return -EINVAL; |
| 1659 | v->tuners=0; |
| 1660 | v->flags = VIDEO_VC_AUDIO; |
| 1661 | v->type = VIDEO_TYPE_CAMERA; |
| 1662 | v->norm = btv->tvnorm; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1663 | if (channel == bttv_tvcards[btv->c.type].tuner) { |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 1664 | strcpy(v->name,"Television"); |
| 1665 | v->flags|=VIDEO_VC_TUNER; |
| 1666 | v->type=VIDEO_TYPE_TV; |
| 1667 | v->tuners=1; |
| 1668 | } else if (channel == btv->svhs) { |
| 1669 | strcpy(v->name,"S-Video"); |
| 1670 | } else { |
| 1671 | sprintf(v->name,"Composite%d",channel); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1672 | } |
| 1673 | return 0; |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 1674 | } |
| 1675 | case VIDIOCSCHAN: |
| 1676 | { |
| 1677 | struct video_channel *v = arg; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1678 | unsigned int channel = v->channel; |
| 1679 | |
| 1680 | if (channel >= bttv_tvcards[btv->c.type].video_inputs) |
| 1681 | return -EINVAL; |
| 1682 | if (v->norm >= BTTV_TVNORMS) |
| 1683 | return -EINVAL; |
| 1684 | |
Ingo Molnar | bd5f0ac | 2006-01-13 14:10:24 -0200 | [diff] [blame] | 1685 | mutex_lock(&btv->lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1686 | if (channel == btv->input && |
| 1687 | v->norm == btv->tvnorm) { |
| 1688 | /* nothing to do */ |
Ingo Molnar | bd5f0ac | 2006-01-13 14:10:24 -0200 | [diff] [blame] | 1689 | mutex_unlock(&btv->lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1690 | return 0; |
| 1691 | } |
| 1692 | |
| 1693 | btv->tvnorm = v->norm; |
| 1694 | set_input(btv,v->channel); |
Ingo Molnar | bd5f0ac | 2006-01-13 14:10:24 -0200 | [diff] [blame] | 1695 | mutex_unlock(&btv->lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1696 | return 0; |
| 1697 | } |
| 1698 | |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 1699 | case VIDIOCGAUDIO: |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1700 | { |
| 1701 | struct video_audio *v = arg; |
| 1702 | |
| 1703 | memset(v,0,sizeof(*v)); |
| 1704 | strcpy(v->name,"Television"); |
| 1705 | v->flags |= VIDEO_AUDIO_MUTABLE; |
| 1706 | v->mode = VIDEO_SOUND_MONO; |
| 1707 | |
Ingo Molnar | bd5f0ac | 2006-01-13 14:10:24 -0200 | [diff] [blame] | 1708 | mutex_lock(&btv->lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1709 | bttv_call_i2c_clients(btv,cmd,v); |
| 1710 | |
| 1711 | /* card specific hooks */ |
| 1712 | if (btv->audio_hook) |
| 1713 | btv->audio_hook(btv,v,0); |
| 1714 | |
Ingo Molnar | bd5f0ac | 2006-01-13 14:10:24 -0200 | [diff] [blame] | 1715 | mutex_unlock(&btv->lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1716 | return 0; |
| 1717 | } |
| 1718 | case VIDIOCSAUDIO: |
| 1719 | { |
| 1720 | struct video_audio *v = arg; |
| 1721 | unsigned int audio = v->audio; |
| 1722 | |
| 1723 | if (audio >= bttv_tvcards[btv->c.type].audio_inputs) |
| 1724 | return -EINVAL; |
| 1725 | |
Ingo Molnar | bd5f0ac | 2006-01-13 14:10:24 -0200 | [diff] [blame] | 1726 | mutex_lock(&btv->lock); |
Hans Verkuil | 8bf2f8e | 2006-03-18 21:31:00 -0300 | [diff] [blame] | 1727 | audio_mute(btv, (v->flags&VIDEO_AUDIO_MUTE) ? 1 : 0); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1728 | bttv_call_i2c_clients(btv,cmd,v); |
| 1729 | |
| 1730 | /* card specific hooks */ |
| 1731 | if (btv->audio_hook) |
| 1732 | btv->audio_hook(btv,v,1); |
| 1733 | |
Ingo Molnar | bd5f0ac | 2006-01-13 14:10:24 -0200 | [diff] [blame] | 1734 | mutex_unlock(&btv->lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1735 | return 0; |
| 1736 | } |
| 1737 | |
| 1738 | /* *** v4l2 *** ************************************************ */ |
| 1739 | case VIDIOC_ENUMSTD: |
| 1740 | { |
| 1741 | struct v4l2_standard *e = arg; |
| 1742 | unsigned int index = e->index; |
| 1743 | |
| 1744 | if (index >= BTTV_TVNORMS) |
| 1745 | return -EINVAL; |
| 1746 | v4l2_video_std_construct(e, bttv_tvnorms[e->index].v4l2_id, |
| 1747 | bttv_tvnorms[e->index].name); |
| 1748 | e->index = index; |
| 1749 | return 0; |
| 1750 | } |
| 1751 | case VIDIOC_G_STD: |
| 1752 | { |
| 1753 | v4l2_std_id *id = arg; |
| 1754 | *id = bttv_tvnorms[btv->tvnorm].v4l2_id; |
| 1755 | return 0; |
| 1756 | } |
| 1757 | case VIDIOC_S_STD: |
| 1758 | { |
| 1759 | v4l2_std_id *id = arg; |
| 1760 | unsigned int i; |
| 1761 | |
| 1762 | for (i = 0; i < BTTV_TVNORMS; i++) |
| 1763 | if (*id & bttv_tvnorms[i].v4l2_id) |
| 1764 | break; |
| 1765 | if (i == BTTV_TVNORMS) |
| 1766 | return -EINVAL; |
| 1767 | |
Ingo Molnar | bd5f0ac | 2006-01-13 14:10:24 -0200 | [diff] [blame] | 1768 | mutex_lock(&btv->lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1769 | set_tvnorm(btv,i); |
| 1770 | i2c_vidiocschan(btv); |
Ingo Molnar | bd5f0ac | 2006-01-13 14:10:24 -0200 | [diff] [blame] | 1771 | mutex_unlock(&btv->lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1772 | return 0; |
| 1773 | } |
| 1774 | case VIDIOC_QUERYSTD: |
| 1775 | { |
| 1776 | v4l2_std_id *id = arg; |
| 1777 | |
| 1778 | if (btread(BT848_DSTATUS) & BT848_DSTATUS_NUML) |
| 1779 | *id = V4L2_STD_625_50; |
| 1780 | else |
| 1781 | *id = V4L2_STD_525_60; |
| 1782 | return 0; |
| 1783 | } |
| 1784 | |
| 1785 | case VIDIOC_ENUMINPUT: |
| 1786 | { |
| 1787 | struct v4l2_input *i = arg; |
| 1788 | unsigned int n; |
| 1789 | |
| 1790 | n = i->index; |
| 1791 | if (n >= bttv_tvcards[btv->c.type].video_inputs) |
| 1792 | return -EINVAL; |
| 1793 | memset(i,0,sizeof(*i)); |
| 1794 | i->index = n; |
| 1795 | i->type = V4L2_INPUT_TYPE_CAMERA; |
Michael H. Schimek | bbf7871 | 2005-12-01 00:51:40 -0800 | [diff] [blame] | 1796 | i->audioset = 0; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1797 | if (i->index == bttv_tvcards[btv->c.type].tuner) { |
| 1798 | sprintf(i->name, "Television"); |
| 1799 | i->type = V4L2_INPUT_TYPE_TUNER; |
| 1800 | i->tuner = 0; |
| 1801 | } else if (i->index == btv->svhs) { |
| 1802 | sprintf(i->name, "S-Video"); |
| 1803 | } else { |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 1804 | sprintf(i->name,"Composite%d",i->index); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1805 | } |
| 1806 | if (i->index == btv->input) { |
| 1807 | __u32 dstatus = btread(BT848_DSTATUS); |
| 1808 | if (0 == (dstatus & BT848_DSTATUS_PRES)) |
| 1809 | i->status |= V4L2_IN_ST_NO_SIGNAL; |
| 1810 | if (0 == (dstatus & BT848_DSTATUS_HLOC)) |
| 1811 | i->status |= V4L2_IN_ST_NO_H_LOCK; |
| 1812 | } |
| 1813 | for (n = 0; n < BTTV_TVNORMS; n++) |
| 1814 | i->std |= bttv_tvnorms[n].v4l2_id; |
| 1815 | return 0; |
| 1816 | } |
| 1817 | case VIDIOC_G_INPUT: |
| 1818 | { |
| 1819 | int *i = arg; |
| 1820 | *i = btv->input; |
| 1821 | return 0; |
| 1822 | } |
| 1823 | case VIDIOC_S_INPUT: |
| 1824 | { |
| 1825 | unsigned int *i = arg; |
| 1826 | |
| 1827 | if (*i > bttv_tvcards[btv->c.type].video_inputs) |
| 1828 | return -EINVAL; |
Ingo Molnar | bd5f0ac | 2006-01-13 14:10:24 -0200 | [diff] [blame] | 1829 | mutex_lock(&btv->lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1830 | set_input(btv,*i); |
Ingo Molnar | bd5f0ac | 2006-01-13 14:10:24 -0200 | [diff] [blame] | 1831 | mutex_unlock(&btv->lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1832 | return 0; |
| 1833 | } |
| 1834 | |
| 1835 | case VIDIOC_G_TUNER: |
| 1836 | { |
| 1837 | struct v4l2_tuner *t = arg; |
| 1838 | |
| 1839 | if (UNSET == bttv_tvcards[btv->c.type].tuner) |
| 1840 | return -EINVAL; |
| 1841 | if (0 != t->index) |
| 1842 | return -EINVAL; |
Ingo Molnar | bd5f0ac | 2006-01-13 14:10:24 -0200 | [diff] [blame] | 1843 | mutex_lock(&btv->lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1844 | memset(t,0,sizeof(*t)); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1845 | t->rxsubchans = V4L2_TUNER_SUB_MONO; |
Hans Verkuil | 0020d3e | 2006-03-30 19:50:34 -0300 | [diff] [blame] | 1846 | bttv_call_i2c_clients(btv, VIDIOC_G_TUNER, t); |
| 1847 | strcpy(t->name, "Television"); |
| 1848 | t->capability = V4L2_TUNER_CAP_NORM; |
| 1849 | t->type = V4L2_TUNER_ANALOG_TV; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1850 | if (btread(BT848_DSTATUS)&BT848_DSTATUS_HLOC) |
| 1851 | t->signal = 0xffff; |
Michael H. Schimek | bbf7871 | 2005-12-01 00:51:40 -0800 | [diff] [blame] | 1852 | |
Hans Verkuil | 0020d3e | 2006-03-30 19:50:34 -0300 | [diff] [blame] | 1853 | if (btv->audio_hook) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1854 | /* Hmmm ... */ |
| 1855 | struct video_audio va; |
| 1856 | memset(&va, 0, sizeof(struct video_audio)); |
Hans Verkuil | 0020d3e | 2006-03-30 19:50:34 -0300 | [diff] [blame] | 1857 | btv->audio_hook(btv,&va,0); |
| 1858 | t->audmode = V4L2_TUNER_MODE_MONO; |
| 1859 | t->rxsubchans = V4L2_TUNER_SUB_MONO; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1860 | if(va.mode & VIDEO_SOUND_STEREO) { |
Hans Verkuil | 0020d3e | 2006-03-30 19:50:34 -0300 | [diff] [blame] | 1861 | t->audmode = V4L2_TUNER_MODE_STEREO; |
| 1862 | t->rxsubchans = V4L2_TUNER_SUB_STEREO; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1863 | } |
Hans Verkuil | 0020d3e | 2006-03-30 19:50:34 -0300 | [diff] [blame] | 1864 | if(va.mode & VIDEO_SOUND_LANG2) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1865 | t->audmode = V4L2_TUNER_MODE_LANG1; |
| 1866 | t->rxsubchans = V4L2_TUNER_SUB_LANG1 |
| 1867 | | V4L2_TUNER_SUB_LANG2; |
| 1868 | } |
| 1869 | } |
| 1870 | /* FIXME: fill capability+audmode */ |
Ingo Molnar | bd5f0ac | 2006-01-13 14:10:24 -0200 | [diff] [blame] | 1871 | mutex_unlock(&btv->lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1872 | return 0; |
| 1873 | } |
| 1874 | case VIDIOC_S_TUNER: |
| 1875 | { |
| 1876 | struct v4l2_tuner *t = arg; |
| 1877 | |
| 1878 | if (UNSET == bttv_tvcards[btv->c.type].tuner) |
| 1879 | return -EINVAL; |
| 1880 | if (0 != t->index) |
| 1881 | return -EINVAL; |
Ingo Molnar | bd5f0ac | 2006-01-13 14:10:24 -0200 | [diff] [blame] | 1882 | mutex_lock(&btv->lock); |
Hans Verkuil | 0020d3e | 2006-03-30 19:50:34 -0300 | [diff] [blame] | 1883 | bttv_call_i2c_clients(btv, VIDIOC_S_TUNER, t); |
| 1884 | if (btv->audio_hook) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1885 | struct video_audio va; |
| 1886 | memset(&va, 0, sizeof(struct video_audio)); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1887 | if (t->audmode == V4L2_TUNER_MODE_MONO) |
| 1888 | va.mode = VIDEO_SOUND_MONO; |
Hans Verkuil | 301e22d | 2006-03-18 17:15:00 -0300 | [diff] [blame] | 1889 | else if (t->audmode == V4L2_TUNER_MODE_STEREO || |
| 1890 | t->audmode == V4L2_TUNER_MODE_LANG1_LANG2) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1891 | va.mode = VIDEO_SOUND_STEREO; |
| 1892 | else if (t->audmode == V4L2_TUNER_MODE_LANG1) |
| 1893 | va.mode = VIDEO_SOUND_LANG1; |
| 1894 | else if (t->audmode == V4L2_TUNER_MODE_LANG2) |
| 1895 | va.mode = VIDEO_SOUND_LANG2; |
Hans Verkuil | 0020d3e | 2006-03-30 19:50:34 -0300 | [diff] [blame] | 1896 | btv->audio_hook(btv,&va,1); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1897 | } |
Ingo Molnar | bd5f0ac | 2006-01-13 14:10:24 -0200 | [diff] [blame] | 1898 | mutex_unlock(&btv->lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1899 | return 0; |
| 1900 | } |
| 1901 | |
| 1902 | case VIDIOC_G_FREQUENCY: |
| 1903 | { |
| 1904 | struct v4l2_frequency *f = arg; |
| 1905 | |
| 1906 | memset(f,0,sizeof(*f)); |
| 1907 | f->type = V4L2_TUNER_ANALOG_TV; |
| 1908 | f->frequency = btv->freq; |
| 1909 | return 0; |
| 1910 | } |
| 1911 | case VIDIOC_S_FREQUENCY: |
| 1912 | { |
| 1913 | struct v4l2_frequency *f = arg; |
| 1914 | |
| 1915 | if (unlikely(f->tuner != 0)) |
| 1916 | return -EINVAL; |
Mauro Carvalho Chehab | fa9846a | 2005-07-12 13:58:42 -0700 | [diff] [blame] | 1917 | if (unlikely (f->type != V4L2_TUNER_ANALOG_TV)) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1918 | return -EINVAL; |
Ingo Molnar | bd5f0ac | 2006-01-13 14:10:24 -0200 | [diff] [blame] | 1919 | mutex_lock(&btv->lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1920 | btv->freq = f->frequency; |
Hans Verkuil | 0020d3e | 2006-03-30 19:50:34 -0300 | [diff] [blame] | 1921 | bttv_call_i2c_clients(btv,VIDIOC_S_FREQUENCY,f); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1922 | if (btv->has_matchbox && btv->radio_user) |
| 1923 | tea5757_set_freq(btv,btv->freq); |
Ingo Molnar | bd5f0ac | 2006-01-13 14:10:24 -0200 | [diff] [blame] | 1924 | mutex_unlock(&btv->lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1925 | return 0; |
| 1926 | } |
Hans Verkuil | 299392b | 2005-11-08 21:37:42 -0800 | [diff] [blame] | 1927 | case VIDIOC_LOG_STATUS: |
| 1928 | { |
Hans Verkuil | 0020d3e | 2006-03-30 19:50:34 -0300 | [diff] [blame] | 1929 | printk(KERN_INFO "bttv%d: ================= START STATUS CARD #%d =================\n", btv->c.nr, btv->c.nr); |
Luiz Capitulino | 97cb445 | 2005-12-01 00:51:24 -0800 | [diff] [blame] | 1930 | bttv_call_i2c_clients(btv, VIDIOC_LOG_STATUS, NULL); |
Hans Verkuil | 0020d3e | 2006-03-30 19:50:34 -0300 | [diff] [blame] | 1931 | printk(KERN_INFO "bttv%d: ================== END STATUS CARD #%d ==================\n", btv->c.nr, btv->c.nr); |
Hans Verkuil | 299392b | 2005-11-08 21:37:42 -0800 | [diff] [blame] | 1932 | return 0; |
| 1933 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1934 | |
| 1935 | default: |
| 1936 | return -ENOIOCTLCMD; |
| 1937 | |
| 1938 | } |
| 1939 | return 0; |
| 1940 | } |
| 1941 | |
| 1942 | static int verify_window(const struct bttv_tvnorm *tvn, |
| 1943 | struct v4l2_window *win, int fixup) |
| 1944 | { |
| 1945 | enum v4l2_field field; |
| 1946 | int maxw, maxh; |
| 1947 | |
| 1948 | if (win->w.width < 48 || win->w.height < 32) |
| 1949 | return -EINVAL; |
| 1950 | if (win->clipcount > 2048) |
| 1951 | return -EINVAL; |
| 1952 | |
| 1953 | field = win->field; |
| 1954 | maxw = tvn->swidth; |
| 1955 | maxh = tvn->sheight; |
| 1956 | |
| 1957 | if (V4L2_FIELD_ANY == field) { |
| 1958 | field = (win->w.height > maxh/2) |
| 1959 | ? V4L2_FIELD_INTERLACED |
| 1960 | : V4L2_FIELD_TOP; |
| 1961 | } |
| 1962 | switch (field) { |
| 1963 | case V4L2_FIELD_TOP: |
| 1964 | case V4L2_FIELD_BOTTOM: |
| 1965 | maxh = maxh / 2; |
| 1966 | break; |
| 1967 | case V4L2_FIELD_INTERLACED: |
| 1968 | break; |
| 1969 | default: |
| 1970 | return -EINVAL; |
| 1971 | } |
| 1972 | |
| 1973 | if (!fixup && (win->w.width > maxw || win->w.height > maxh)) |
| 1974 | return -EINVAL; |
| 1975 | |
| 1976 | if (win->w.width > maxw) |
| 1977 | win->w.width = maxw; |
| 1978 | if (win->w.height > maxh) |
| 1979 | win->w.height = maxh; |
| 1980 | win->field = field; |
| 1981 | return 0; |
| 1982 | } |
| 1983 | |
| 1984 | static int setup_window(struct bttv_fh *fh, struct bttv *btv, |
| 1985 | struct v4l2_window *win, int fixup) |
| 1986 | { |
| 1987 | struct v4l2_clip *clips = NULL; |
| 1988 | int n,size,retval = 0; |
| 1989 | |
| 1990 | if (NULL == fh->ovfmt) |
| 1991 | return -EINVAL; |
| 1992 | if (!(fh->ovfmt->flags & FORMAT_FLAGS_PACKED)) |
| 1993 | return -EINVAL; |
| 1994 | retval = verify_window(&bttv_tvnorms[btv->tvnorm],win,fixup); |
| 1995 | if (0 != retval) |
| 1996 | return retval; |
| 1997 | |
| 1998 | /* copy clips -- luckily v4l1 + v4l2 are binary |
| 1999 | compatible here ...*/ |
| 2000 | n = win->clipcount; |
| 2001 | size = sizeof(*clips)*(n+4); |
| 2002 | clips = kmalloc(size,GFP_KERNEL); |
| 2003 | if (NULL == clips) |
| 2004 | return -ENOMEM; |
| 2005 | if (n > 0) { |
| 2006 | if (copy_from_user(clips,win->clips,sizeof(struct v4l2_clip)*n)) { |
| 2007 | kfree(clips); |
| 2008 | return -EFAULT; |
| 2009 | } |
| 2010 | } |
| 2011 | /* clip against screen */ |
| 2012 | if (NULL != btv->fbuf.base) |
| 2013 | n = btcx_screen_clips(btv->fbuf.fmt.width, btv->fbuf.fmt.height, |
| 2014 | &win->w, clips, n); |
| 2015 | btcx_sort_clips(clips,n); |
| 2016 | |
| 2017 | /* 4-byte alignments */ |
| 2018 | switch (fh->ovfmt->depth) { |
| 2019 | case 8: |
| 2020 | case 24: |
| 2021 | btcx_align(&win->w, clips, n, 3); |
| 2022 | break; |
| 2023 | case 16: |
| 2024 | btcx_align(&win->w, clips, n, 1); |
| 2025 | break; |
| 2026 | case 32: |
| 2027 | /* no alignment fixups needed */ |
| 2028 | break; |
| 2029 | default: |
| 2030 | BUG(); |
| 2031 | } |
| 2032 | |
Ingo Molnar | 3593cab | 2006-02-07 06:49:14 -0200 | [diff] [blame] | 2033 | mutex_lock(&fh->cap.lock); |
Mauro Carvalho Chehab | 674434c | 2005-12-12 00:37:28 -0800 | [diff] [blame] | 2034 | kfree(fh->ov.clips); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2035 | fh->ov.clips = clips; |
| 2036 | fh->ov.nclips = n; |
| 2037 | |
| 2038 | fh->ov.w = win->w; |
| 2039 | fh->ov.field = win->field; |
| 2040 | fh->ov.setup_ok = 1; |
| 2041 | btv->init.ov.w.width = win->w.width; |
| 2042 | btv->init.ov.w.height = win->w.height; |
| 2043 | btv->init.ov.field = win->field; |
| 2044 | |
| 2045 | /* update overlay if needed */ |
| 2046 | retval = 0; |
| 2047 | if (check_btres(fh, RESOURCE_OVERLAY)) { |
| 2048 | struct bttv_buffer *new; |
| 2049 | |
| 2050 | new = videobuf_alloc(sizeof(*new)); |
| 2051 | bttv_overlay_risc(btv, &fh->ov, fh->ovfmt, new); |
| 2052 | retval = bttv_switch_overlay(btv,fh,new); |
| 2053 | } |
Ingo Molnar | 3593cab | 2006-02-07 06:49:14 -0200 | [diff] [blame] | 2054 | mutex_unlock(&fh->cap.lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2055 | return retval; |
| 2056 | } |
| 2057 | |
| 2058 | /* ----------------------------------------------------------------------- */ |
| 2059 | |
| 2060 | static struct videobuf_queue* bttv_queue(struct bttv_fh *fh) |
| 2061 | { |
| 2062 | struct videobuf_queue* q = NULL; |
| 2063 | |
| 2064 | switch (fh->type) { |
| 2065 | case V4L2_BUF_TYPE_VIDEO_CAPTURE: |
| 2066 | q = &fh->cap; |
| 2067 | break; |
| 2068 | case V4L2_BUF_TYPE_VBI_CAPTURE: |
| 2069 | q = &fh->vbi; |
| 2070 | break; |
| 2071 | default: |
| 2072 | BUG(); |
| 2073 | } |
| 2074 | return q; |
| 2075 | } |
| 2076 | |
| 2077 | static int bttv_resource(struct bttv_fh *fh) |
| 2078 | { |
| 2079 | int res = 0; |
| 2080 | |
| 2081 | switch (fh->type) { |
| 2082 | case V4L2_BUF_TYPE_VIDEO_CAPTURE: |
| 2083 | res = RESOURCE_VIDEO; |
| 2084 | break; |
| 2085 | case V4L2_BUF_TYPE_VBI_CAPTURE: |
| 2086 | res = RESOURCE_VBI; |
| 2087 | break; |
| 2088 | default: |
| 2089 | BUG(); |
| 2090 | } |
| 2091 | return res; |
| 2092 | } |
| 2093 | |
| 2094 | static int bttv_switch_type(struct bttv_fh *fh, enum v4l2_buf_type type) |
| 2095 | { |
| 2096 | struct videobuf_queue *q = bttv_queue(fh); |
| 2097 | int res = bttv_resource(fh); |
| 2098 | |
| 2099 | if (check_btres(fh,res)) |
| 2100 | return -EBUSY; |
| 2101 | if (videobuf_queue_is_busy(q)) |
| 2102 | return -EBUSY; |
| 2103 | fh->type = type; |
| 2104 | return 0; |
| 2105 | } |
| 2106 | |
Michael H. Schimek | c87c948 | 2005-12-01 00:51:33 -0800 | [diff] [blame] | 2107 | static void |
| 2108 | pix_format_set_size (struct v4l2_pix_format * f, |
| 2109 | const struct bttv_format * fmt, |
| 2110 | unsigned int width, |
| 2111 | unsigned int height) |
| 2112 | { |
| 2113 | f->width = width; |
| 2114 | f->height = height; |
| 2115 | |
| 2116 | if (fmt->flags & FORMAT_FLAGS_PLANAR) { |
| 2117 | f->bytesperline = width; /* Y plane */ |
| 2118 | f->sizeimage = (width * height * fmt->depth) >> 3; |
| 2119 | } else { |
| 2120 | f->bytesperline = (width * fmt->depth) >> 3; |
| 2121 | f->sizeimage = height * f->bytesperline; |
| 2122 | } |
| 2123 | } |
| 2124 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2125 | static int bttv_g_fmt(struct bttv_fh *fh, struct v4l2_format *f) |
| 2126 | { |
| 2127 | switch (f->type) { |
| 2128 | case V4L2_BUF_TYPE_VIDEO_CAPTURE: |
| 2129 | memset(&f->fmt.pix,0,sizeof(struct v4l2_pix_format)); |
Michael H. Schimek | c87c948 | 2005-12-01 00:51:33 -0800 | [diff] [blame] | 2130 | pix_format_set_size (&f->fmt.pix, fh->fmt, |
| 2131 | fh->width, fh->height); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2132 | f->fmt.pix.field = fh->cap.field; |
| 2133 | f->fmt.pix.pixelformat = fh->fmt->fourcc; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2134 | return 0; |
| 2135 | case V4L2_BUF_TYPE_VIDEO_OVERLAY: |
| 2136 | memset(&f->fmt.win,0,sizeof(struct v4l2_window)); |
| 2137 | f->fmt.win.w = fh->ov.w; |
| 2138 | f->fmt.win.field = fh->ov.field; |
| 2139 | return 0; |
| 2140 | case V4L2_BUF_TYPE_VBI_CAPTURE: |
| 2141 | bttv_vbi_get_fmt(fh,f); |
| 2142 | return 0; |
| 2143 | default: |
| 2144 | return -EINVAL; |
| 2145 | } |
| 2146 | } |
| 2147 | |
| 2148 | static int bttv_try_fmt(struct bttv_fh *fh, struct bttv *btv, |
| 2149 | struct v4l2_format *f) |
| 2150 | { |
| 2151 | switch (f->type) { |
| 2152 | case V4L2_BUF_TYPE_VIDEO_CAPTURE: |
| 2153 | { |
| 2154 | const struct bttv_format *fmt; |
| 2155 | enum v4l2_field field; |
| 2156 | unsigned int maxw,maxh; |
| 2157 | |
| 2158 | fmt = format_by_fourcc(f->fmt.pix.pixelformat); |
| 2159 | if (NULL == fmt) |
| 2160 | return -EINVAL; |
| 2161 | |
| 2162 | /* fixup format */ |
| 2163 | maxw = bttv_tvnorms[btv->tvnorm].swidth; |
| 2164 | maxh = bttv_tvnorms[btv->tvnorm].sheight; |
| 2165 | field = f->fmt.pix.field; |
| 2166 | if (V4L2_FIELD_ANY == field) |
| 2167 | field = (f->fmt.pix.height > maxh/2) |
| 2168 | ? V4L2_FIELD_INTERLACED |
| 2169 | : V4L2_FIELD_BOTTOM; |
| 2170 | if (V4L2_FIELD_SEQ_BT == field) |
| 2171 | field = V4L2_FIELD_SEQ_TB; |
| 2172 | switch (field) { |
| 2173 | case V4L2_FIELD_TOP: |
| 2174 | case V4L2_FIELD_BOTTOM: |
| 2175 | case V4L2_FIELD_ALTERNATE: |
| 2176 | maxh = maxh/2; |
| 2177 | break; |
| 2178 | case V4L2_FIELD_INTERLACED: |
| 2179 | break; |
| 2180 | case V4L2_FIELD_SEQ_TB: |
| 2181 | if (fmt->flags & FORMAT_FLAGS_PLANAR) |
| 2182 | return -EINVAL; |
| 2183 | break; |
| 2184 | default: |
| 2185 | return -EINVAL; |
| 2186 | } |
| 2187 | |
| 2188 | /* update data for the application */ |
| 2189 | f->fmt.pix.field = field; |
| 2190 | if (f->fmt.pix.width < 48) |
| 2191 | f->fmt.pix.width = 48; |
| 2192 | if (f->fmt.pix.height < 32) |
| 2193 | f->fmt.pix.height = 32; |
| 2194 | if (f->fmt.pix.width > maxw) |
| 2195 | f->fmt.pix.width = maxw; |
| 2196 | if (f->fmt.pix.height > maxh) |
| 2197 | f->fmt.pix.height = maxh; |
Michael H. Schimek | c87c948 | 2005-12-01 00:51:33 -0800 | [diff] [blame] | 2198 | pix_format_set_size (&f->fmt.pix, fmt, |
| 2199 | f->fmt.pix.width & ~3, |
| 2200 | f->fmt.pix.height); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2201 | |
| 2202 | return 0; |
| 2203 | } |
| 2204 | case V4L2_BUF_TYPE_VIDEO_OVERLAY: |
| 2205 | return verify_window(&bttv_tvnorms[btv->tvnorm], |
| 2206 | &f->fmt.win, 1); |
| 2207 | case V4L2_BUF_TYPE_VBI_CAPTURE: |
| 2208 | bttv_vbi_try_fmt(fh,f); |
| 2209 | return 0; |
| 2210 | default: |
| 2211 | return -EINVAL; |
| 2212 | } |
| 2213 | } |
| 2214 | |
| 2215 | static int bttv_s_fmt(struct bttv_fh *fh, struct bttv *btv, |
| 2216 | struct v4l2_format *f) |
| 2217 | { |
| 2218 | int retval; |
| 2219 | |
| 2220 | switch (f->type) { |
| 2221 | case V4L2_BUF_TYPE_VIDEO_CAPTURE: |
| 2222 | { |
| 2223 | const struct bttv_format *fmt; |
| 2224 | |
| 2225 | retval = bttv_switch_type(fh,f->type); |
| 2226 | if (0 != retval) |
| 2227 | return retval; |
| 2228 | retval = bttv_try_fmt(fh,btv,f); |
| 2229 | if (0 != retval) |
| 2230 | return retval; |
| 2231 | fmt = format_by_fourcc(f->fmt.pix.pixelformat); |
| 2232 | |
| 2233 | /* update our state informations */ |
Ingo Molnar | 3593cab | 2006-02-07 06:49:14 -0200 | [diff] [blame] | 2234 | mutex_lock(&fh->cap.lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2235 | fh->fmt = fmt; |
| 2236 | fh->cap.field = f->fmt.pix.field; |
| 2237 | fh->cap.last = V4L2_FIELD_NONE; |
| 2238 | fh->width = f->fmt.pix.width; |
| 2239 | fh->height = f->fmt.pix.height; |
| 2240 | btv->init.fmt = fmt; |
| 2241 | btv->init.width = f->fmt.pix.width; |
| 2242 | btv->init.height = f->fmt.pix.height; |
Ingo Molnar | 3593cab | 2006-02-07 06:49:14 -0200 | [diff] [blame] | 2243 | mutex_unlock(&fh->cap.lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2244 | |
| 2245 | return 0; |
| 2246 | } |
| 2247 | case V4L2_BUF_TYPE_VIDEO_OVERLAY: |
Mauro Carvalho Chehab | 4dcef52 | 2005-08-04 12:53:30 -0700 | [diff] [blame] | 2248 | if (no_overlay > 0) { |
| 2249 | printk ("V4L2_BUF_TYPE_VIDEO_OVERLAY: no_overlay\n"); |
| 2250 | return -EINVAL; |
| 2251 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2252 | return setup_window(fh, btv, &f->fmt.win, 1); |
| 2253 | case V4L2_BUF_TYPE_VBI_CAPTURE: |
| 2254 | retval = bttv_switch_type(fh,f->type); |
| 2255 | if (0 != retval) |
| 2256 | return retval; |
| 2257 | if (locked_btres(fh->btv, RESOURCE_VBI)) |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 2258 | return -EBUSY; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2259 | bttv_vbi_try_fmt(fh,f); |
| 2260 | bttv_vbi_setlines(fh,btv,f->fmt.vbi.count[0]); |
| 2261 | bttv_vbi_get_fmt(fh,f); |
| 2262 | return 0; |
| 2263 | default: |
| 2264 | return -EINVAL; |
| 2265 | } |
| 2266 | } |
| 2267 | |
| 2268 | static int bttv_do_ioctl(struct inode *inode, struct file *file, |
| 2269 | unsigned int cmd, void *arg) |
| 2270 | { |
| 2271 | struct bttv_fh *fh = file->private_data; |
| 2272 | struct bttv *btv = fh->btv; |
| 2273 | unsigned long flags; |
| 2274 | int retval = 0; |
| 2275 | |
Michael Krufky | 5e453dc | 2006-01-09 15:32:31 -0200 | [diff] [blame] | 2276 | if (bttv_debug > 1) |
| 2277 | v4l_print_ioctl(btv->c.name, cmd); |
| 2278 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2279 | if (btv->errors) |
| 2280 | bttv_reinit_bt848(btv); |
| 2281 | |
| 2282 | switch (cmd) { |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 2283 | case VIDIOCSFREQ: |
| 2284 | case VIDIOCSTUNER: |
| 2285 | case VIDIOCSCHAN: |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2286 | case VIDIOC_S_CTRL: |
| 2287 | case VIDIOC_S_STD: |
| 2288 | case VIDIOC_S_INPUT: |
| 2289 | case VIDIOC_S_TUNER: |
| 2290 | case VIDIOC_S_FREQUENCY: |
| 2291 | retval = v4l2_prio_check(&btv->prio,&fh->prio); |
| 2292 | if (0 != retval) |
| 2293 | return retval; |
| 2294 | }; |
| 2295 | |
| 2296 | switch (cmd) { |
| 2297 | |
| 2298 | /* *** v4l1 *** ************************************************ */ |
| 2299 | case VIDIOCGCAP: |
| 2300 | { |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 2301 | struct video_capability *cap = arg; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2302 | |
| 2303 | memset(cap,0,sizeof(*cap)); |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 2304 | strcpy(cap->name,btv->video_dev->name); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2305 | if (V4L2_BUF_TYPE_VBI_CAPTURE == fh->type) { |
| 2306 | /* vbi */ |
| 2307 | cap->type = VID_TYPE_TUNER|VID_TYPE_TELETEXT; |
| 2308 | } else { |
| 2309 | /* others */ |
| 2310 | cap->type = VID_TYPE_CAPTURE| |
| 2311 | VID_TYPE_TUNER| |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2312 | VID_TYPE_CLIPPING| |
| 2313 | VID_TYPE_SCALES; |
Mauro Carvalho Chehab | 4dcef52 | 2005-08-04 12:53:30 -0700 | [diff] [blame] | 2314 | if (no_overlay <= 0) |
| 2315 | cap->type |= VID_TYPE_OVERLAY; |
| 2316 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2317 | cap->maxwidth = bttv_tvnorms[btv->tvnorm].swidth; |
| 2318 | cap->maxheight = bttv_tvnorms[btv->tvnorm].sheight; |
| 2319 | cap->minwidth = 48; |
| 2320 | cap->minheight = 32; |
| 2321 | } |
| 2322 | cap->channels = bttv_tvcards[btv->c.type].video_inputs; |
| 2323 | cap->audios = bttv_tvcards[btv->c.type].audio_inputs; |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 2324 | return 0; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2325 | } |
| 2326 | |
| 2327 | case VIDIOCGPICT: |
| 2328 | { |
| 2329 | struct video_picture *pic = arg; |
| 2330 | |
| 2331 | memset(pic,0,sizeof(*pic)); |
| 2332 | pic->brightness = btv->bright; |
| 2333 | pic->contrast = btv->contrast; |
| 2334 | pic->hue = btv->hue; |
| 2335 | pic->colour = btv->saturation; |
| 2336 | if (fh->fmt) { |
| 2337 | pic->depth = fh->fmt->depth; |
| 2338 | pic->palette = fh->fmt->palette; |
| 2339 | } |
| 2340 | return 0; |
| 2341 | } |
| 2342 | case VIDIOCSPICT: |
| 2343 | { |
| 2344 | struct video_picture *pic = arg; |
| 2345 | const struct bttv_format *fmt; |
| 2346 | |
| 2347 | fmt = format_by_palette(pic->palette); |
| 2348 | if (NULL == fmt) |
| 2349 | return -EINVAL; |
Ingo Molnar | 3593cab | 2006-02-07 06:49:14 -0200 | [diff] [blame] | 2350 | mutex_lock(&fh->cap.lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2351 | if (fmt->depth != pic->depth) { |
| 2352 | retval = -EINVAL; |
| 2353 | goto fh_unlock_and_return; |
| 2354 | } |
Michael H. Schimek | 13c7280 | 2005-12-01 00:51:37 -0800 | [diff] [blame] | 2355 | if (fmt->flags & FORMAT_FLAGS_RAW) { |
| 2356 | /* VIDIOCMCAPTURE uses gbufsize, not RAW_BPL * |
| 2357 | RAW_LINES * 2. F1 is stored at offset 0, F2 |
| 2358 | at buffer size / 2. */ |
| 2359 | fh->width = RAW_BPL; |
| 2360 | fh->height = gbufsize / RAW_BPL; |
| 2361 | btv->init.width = RAW_BPL; |
| 2362 | btv->init.height = gbufsize / RAW_BPL; |
| 2363 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2364 | fh->ovfmt = fmt; |
| 2365 | fh->fmt = fmt; |
| 2366 | btv->init.ovfmt = fmt; |
| 2367 | btv->init.fmt = fmt; |
| 2368 | if (bigendian) { |
| 2369 | /* dirty hack time: swap bytes for overlay if the |
| 2370 | display adaptor is big endian (insmod option) */ |
| 2371 | if (fmt->palette == VIDEO_PALETTE_RGB555 || |
| 2372 | fmt->palette == VIDEO_PALETTE_RGB565 || |
| 2373 | fmt->palette == VIDEO_PALETTE_RGB32) { |
| 2374 | fh->ovfmt = fmt+1; |
| 2375 | } |
| 2376 | } |
| 2377 | bt848_bright(btv,pic->brightness); |
| 2378 | bt848_contrast(btv,pic->contrast); |
| 2379 | bt848_hue(btv,pic->hue); |
| 2380 | bt848_sat(btv,pic->colour); |
Ingo Molnar | 3593cab | 2006-02-07 06:49:14 -0200 | [diff] [blame] | 2381 | mutex_unlock(&fh->cap.lock); |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 2382 | return 0; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2383 | } |
| 2384 | |
| 2385 | case VIDIOCGWIN: |
| 2386 | { |
| 2387 | struct video_window *win = arg; |
| 2388 | |
| 2389 | memset(win,0,sizeof(*win)); |
| 2390 | win->x = fh->ov.w.left; |
| 2391 | win->y = fh->ov.w.top; |
| 2392 | win->width = fh->ov.w.width; |
| 2393 | win->height = fh->ov.w.height; |
| 2394 | return 0; |
| 2395 | } |
| 2396 | case VIDIOCSWIN: |
| 2397 | { |
| 2398 | struct video_window *win = arg; |
| 2399 | struct v4l2_window w2; |
| 2400 | |
Mauro Carvalho Chehab | 4dcef52 | 2005-08-04 12:53:30 -0700 | [diff] [blame] | 2401 | if (no_overlay > 0) { |
| 2402 | printk ("VIDIOCSWIN: no_overlay\n"); |
| 2403 | return -EINVAL; |
| 2404 | } |
| 2405 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2406 | w2.field = V4L2_FIELD_ANY; |
| 2407 | w2.w.left = win->x; |
| 2408 | w2.w.top = win->y; |
| 2409 | w2.w.width = win->width; |
| 2410 | w2.w.height = win->height; |
| 2411 | w2.clipcount = win->clipcount; |
| 2412 | w2.clips = (struct v4l2_clip __user *)win->clips; |
| 2413 | retval = setup_window(fh, btv, &w2, 0); |
| 2414 | if (0 == retval) { |
| 2415 | /* on v4l1 this ioctl affects the read() size too */ |
| 2416 | fh->width = fh->ov.w.width; |
| 2417 | fh->height = fh->ov.w.height; |
| 2418 | btv->init.width = fh->ov.w.width; |
| 2419 | btv->init.height = fh->ov.w.height; |
| 2420 | } |
| 2421 | return retval; |
| 2422 | } |
| 2423 | |
| 2424 | case VIDIOCGFBUF: |
| 2425 | { |
| 2426 | struct video_buffer *fbuf = arg; |
| 2427 | |
| 2428 | fbuf->base = btv->fbuf.base; |
| 2429 | fbuf->width = btv->fbuf.fmt.width; |
| 2430 | fbuf->height = btv->fbuf.fmt.height; |
| 2431 | fbuf->bytesperline = btv->fbuf.fmt.bytesperline; |
| 2432 | if (fh->ovfmt) |
| 2433 | fbuf->depth = fh->ovfmt->depth; |
| 2434 | return 0; |
| 2435 | } |
| 2436 | case VIDIOCSFBUF: |
| 2437 | { |
| 2438 | struct video_buffer *fbuf = arg; |
| 2439 | const struct bttv_format *fmt; |
| 2440 | unsigned long end; |
| 2441 | |
| 2442 | if(!capable(CAP_SYS_ADMIN) && |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 2443 | !capable(CAP_SYS_RAWIO)) |
| 2444 | return -EPERM; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2445 | end = (unsigned long)fbuf->base + |
| 2446 | fbuf->height * fbuf->bytesperline; |
Ingo Molnar | 3593cab | 2006-02-07 06:49:14 -0200 | [diff] [blame] | 2447 | mutex_lock(&fh->cap.lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2448 | retval = -EINVAL; |
| 2449 | |
| 2450 | switch (fbuf->depth) { |
| 2451 | case 8: |
| 2452 | fmt = format_by_palette(VIDEO_PALETTE_HI240); |
| 2453 | break; |
| 2454 | case 16: |
| 2455 | fmt = format_by_palette(VIDEO_PALETTE_RGB565); |
| 2456 | break; |
| 2457 | case 24: |
| 2458 | fmt = format_by_palette(VIDEO_PALETTE_RGB24); |
| 2459 | break; |
| 2460 | case 32: |
| 2461 | fmt = format_by_palette(VIDEO_PALETTE_RGB32); |
| 2462 | break; |
| 2463 | case 15: |
| 2464 | fbuf->depth = 16; |
| 2465 | fmt = format_by_palette(VIDEO_PALETTE_RGB555); |
| 2466 | break; |
| 2467 | default: |
| 2468 | fmt = NULL; |
| 2469 | break; |
| 2470 | } |
| 2471 | if (NULL == fmt) |
| 2472 | goto fh_unlock_and_return; |
| 2473 | |
| 2474 | fh->ovfmt = fmt; |
| 2475 | fh->fmt = fmt; |
| 2476 | btv->init.ovfmt = fmt; |
| 2477 | btv->init.fmt = fmt; |
| 2478 | btv->fbuf.base = fbuf->base; |
| 2479 | btv->fbuf.fmt.width = fbuf->width; |
| 2480 | btv->fbuf.fmt.height = fbuf->height; |
| 2481 | if (fbuf->bytesperline) |
| 2482 | btv->fbuf.fmt.bytesperline = fbuf->bytesperline; |
| 2483 | else |
| 2484 | btv->fbuf.fmt.bytesperline = btv->fbuf.fmt.width*fbuf->depth/8; |
Ingo Molnar | 3593cab | 2006-02-07 06:49:14 -0200 | [diff] [blame] | 2485 | mutex_unlock(&fh->cap.lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2486 | return 0; |
| 2487 | } |
| 2488 | |
| 2489 | case VIDIOCCAPTURE: |
| 2490 | case VIDIOC_OVERLAY: |
| 2491 | { |
| 2492 | struct bttv_buffer *new; |
| 2493 | int *on = arg; |
| 2494 | |
| 2495 | if (*on) { |
| 2496 | /* verify args */ |
| 2497 | if (NULL == btv->fbuf.base) |
| 2498 | return -EINVAL; |
| 2499 | if (!fh->ov.setup_ok) { |
| 2500 | dprintk("bttv%d: overlay: !setup_ok\n",btv->c.nr); |
| 2501 | return -EINVAL; |
| 2502 | } |
| 2503 | } |
| 2504 | |
| 2505 | if (!check_alloc_btres(btv,fh,RESOURCE_OVERLAY)) |
| 2506 | return -EBUSY; |
| 2507 | |
Ingo Molnar | 3593cab | 2006-02-07 06:49:14 -0200 | [diff] [blame] | 2508 | mutex_lock(&fh->cap.lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2509 | if (*on) { |
| 2510 | fh->ov.tvnorm = btv->tvnorm; |
| 2511 | new = videobuf_alloc(sizeof(*new)); |
| 2512 | bttv_overlay_risc(btv, &fh->ov, fh->ovfmt, new); |
| 2513 | } else { |
| 2514 | new = NULL; |
| 2515 | } |
| 2516 | |
| 2517 | /* switch over */ |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 2518 | retval = bttv_switch_overlay(btv,fh,new); |
Ingo Molnar | 3593cab | 2006-02-07 06:49:14 -0200 | [diff] [blame] | 2519 | mutex_unlock(&fh->cap.lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2520 | return retval; |
| 2521 | } |
| 2522 | |
| 2523 | case VIDIOCGMBUF: |
| 2524 | { |
| 2525 | struct video_mbuf *mbuf = arg; |
| 2526 | unsigned int i; |
| 2527 | |
Ingo Molnar | 3593cab | 2006-02-07 06:49:14 -0200 | [diff] [blame] | 2528 | mutex_lock(&fh->cap.lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2529 | retval = videobuf_mmap_setup(&fh->cap,gbuffers,gbufsize, |
| 2530 | V4L2_MEMORY_MMAP); |
| 2531 | if (retval < 0) |
| 2532 | goto fh_unlock_and_return; |
| 2533 | memset(mbuf,0,sizeof(*mbuf)); |
| 2534 | mbuf->frames = gbuffers; |
| 2535 | mbuf->size = gbuffers * gbufsize; |
| 2536 | for (i = 0; i < gbuffers; i++) |
| 2537 | mbuf->offsets[i] = i * gbufsize; |
Ingo Molnar | 3593cab | 2006-02-07 06:49:14 -0200 | [diff] [blame] | 2538 | mutex_unlock(&fh->cap.lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2539 | return 0; |
| 2540 | } |
| 2541 | case VIDIOCMCAPTURE: |
| 2542 | { |
| 2543 | struct video_mmap *vm = arg; |
| 2544 | struct bttv_buffer *buf; |
| 2545 | enum v4l2_field field; |
| 2546 | |
| 2547 | if (vm->frame >= VIDEO_MAX_FRAME) |
| 2548 | return -EINVAL; |
| 2549 | |
Ingo Molnar | 3593cab | 2006-02-07 06:49:14 -0200 | [diff] [blame] | 2550 | mutex_lock(&fh->cap.lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2551 | retval = -EINVAL; |
| 2552 | buf = (struct bttv_buffer *)fh->cap.bufs[vm->frame]; |
| 2553 | if (NULL == buf) |
| 2554 | goto fh_unlock_and_return; |
| 2555 | if (0 == buf->vb.baddr) |
| 2556 | goto fh_unlock_and_return; |
| 2557 | if (buf->vb.state == STATE_QUEUED || |
| 2558 | buf->vb.state == STATE_ACTIVE) |
| 2559 | goto fh_unlock_and_return; |
| 2560 | |
| 2561 | field = (vm->height > bttv_tvnorms[btv->tvnorm].sheight/2) |
| 2562 | ? V4L2_FIELD_INTERLACED |
| 2563 | : V4L2_FIELD_BOTTOM; |
Mauro Carvalho Chehab | c7b0ac0 | 2006-03-10 12:29:15 -0300 | [diff] [blame] | 2564 | retval = bttv_prepare_buffer(&fh->cap,btv,buf, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2565 | format_by_palette(vm->format), |
| 2566 | vm->width,vm->height,field); |
| 2567 | if (0 != retval) |
| 2568 | goto fh_unlock_and_return; |
| 2569 | spin_lock_irqsave(&btv->s_lock,flags); |
| 2570 | buffer_queue(&fh->cap,&buf->vb); |
| 2571 | spin_unlock_irqrestore(&btv->s_lock,flags); |
Ingo Molnar | 3593cab | 2006-02-07 06:49:14 -0200 | [diff] [blame] | 2572 | mutex_unlock(&fh->cap.lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2573 | return 0; |
| 2574 | } |
| 2575 | case VIDIOCSYNC: |
| 2576 | { |
| 2577 | int *frame = arg; |
| 2578 | struct bttv_buffer *buf; |
| 2579 | |
| 2580 | if (*frame >= VIDEO_MAX_FRAME) |
| 2581 | return -EINVAL; |
| 2582 | |
Ingo Molnar | 3593cab | 2006-02-07 06:49:14 -0200 | [diff] [blame] | 2583 | mutex_lock(&fh->cap.lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2584 | retval = -EINVAL; |
| 2585 | buf = (struct bttv_buffer *)fh->cap.bufs[*frame]; |
| 2586 | if (NULL == buf) |
| 2587 | goto fh_unlock_and_return; |
| 2588 | retval = videobuf_waiton(&buf->vb,0,1); |
| 2589 | if (0 != retval) |
| 2590 | goto fh_unlock_and_return; |
| 2591 | switch (buf->vb.state) { |
| 2592 | case STATE_ERROR: |
| 2593 | retval = -EIO; |
| 2594 | /* fall through */ |
| 2595 | case STATE_DONE: |
Mauro Carvalho Chehab | c7b0ac0 | 2006-03-10 12:29:15 -0300 | [diff] [blame] | 2596 | videobuf_dma_sync(&fh->cap,&buf->vb.dma); |
| 2597 | bttv_dma_free(&fh->cap,btv,buf); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2598 | break; |
| 2599 | default: |
| 2600 | retval = -EINVAL; |
| 2601 | break; |
| 2602 | } |
Ingo Molnar | 3593cab | 2006-02-07 06:49:14 -0200 | [diff] [blame] | 2603 | mutex_unlock(&fh->cap.lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2604 | return retval; |
| 2605 | } |
| 2606 | |
| 2607 | case VIDIOCGVBIFMT: |
| 2608 | { |
| 2609 | struct vbi_format *fmt = (void *) arg; |
| 2610 | struct v4l2_format fmt2; |
| 2611 | |
| 2612 | if (fh->type != V4L2_BUF_TYPE_VBI_CAPTURE) { |
| 2613 | retval = bttv_switch_type(fh,V4L2_BUF_TYPE_VBI_CAPTURE); |
| 2614 | if (0 != retval) |
| 2615 | return retval; |
| 2616 | } |
| 2617 | bttv_vbi_get_fmt(fh, &fmt2); |
| 2618 | |
| 2619 | memset(fmt,0,sizeof(*fmt)); |
| 2620 | fmt->sampling_rate = fmt2.fmt.vbi.sampling_rate; |
| 2621 | fmt->samples_per_line = fmt2.fmt.vbi.samples_per_line; |
| 2622 | fmt->sample_format = VIDEO_PALETTE_RAW; |
| 2623 | fmt->start[0] = fmt2.fmt.vbi.start[0]; |
| 2624 | fmt->count[0] = fmt2.fmt.vbi.count[0]; |
| 2625 | fmt->start[1] = fmt2.fmt.vbi.start[1]; |
| 2626 | fmt->count[1] = fmt2.fmt.vbi.count[1]; |
Michael H. Schimek | 67f1570 | 2006-01-09 15:25:27 -0200 | [diff] [blame] | 2627 | if (fmt2.fmt.vbi.flags & V4L2_VBI_UNSYNC) |
| 2628 | fmt->flags |= VBI_UNSYNC; |
| 2629 | if (fmt2.fmt.vbi.flags & V4L2_VBI_INTERLACED) |
| 2630 | fmt->flags |= VBI_INTERLACED; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2631 | return 0; |
| 2632 | } |
| 2633 | case VIDIOCSVBIFMT: |
| 2634 | { |
| 2635 | struct vbi_format *fmt = (void *) arg; |
| 2636 | struct v4l2_format fmt2; |
| 2637 | |
| 2638 | retval = bttv_switch_type(fh,V4L2_BUF_TYPE_VBI_CAPTURE); |
| 2639 | if (0 != retval) |
| 2640 | return retval; |
| 2641 | bttv_vbi_get_fmt(fh, &fmt2); |
| 2642 | |
| 2643 | if (fmt->sampling_rate != fmt2.fmt.vbi.sampling_rate || |
| 2644 | fmt->samples_per_line != fmt2.fmt.vbi.samples_per_line || |
| 2645 | fmt->sample_format != VIDEO_PALETTE_RAW || |
| 2646 | fmt->start[0] != fmt2.fmt.vbi.start[0] || |
| 2647 | fmt->start[1] != fmt2.fmt.vbi.start[1] || |
| 2648 | fmt->count[0] != fmt->count[1] || |
| 2649 | fmt->count[0] < 1 || |
| 2650 | fmt->count[0] > 32 /* VBI_MAXLINES */) |
| 2651 | return -EINVAL; |
| 2652 | |
| 2653 | bttv_vbi_setlines(fh,btv,fmt->count[0]); |
| 2654 | return 0; |
| 2655 | } |
| 2656 | |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 2657 | case BTTV_VERSION: |
| 2658 | case VIDIOCGFREQ: |
| 2659 | case VIDIOCSFREQ: |
| 2660 | case VIDIOCGTUNER: |
| 2661 | case VIDIOCSTUNER: |
| 2662 | case VIDIOCGCHAN: |
| 2663 | case VIDIOCSCHAN: |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2664 | case VIDIOCGAUDIO: |
| 2665 | case VIDIOCSAUDIO: |
| 2666 | return bttv_common_ioctls(btv,cmd,arg); |
| 2667 | |
| 2668 | /* *** v4l2 *** ************************************************ */ |
| 2669 | case VIDIOC_QUERYCAP: |
| 2670 | { |
| 2671 | struct v4l2_capability *cap = arg; |
| 2672 | |
| 2673 | if (0 == v4l2) |
| 2674 | return -EINVAL; |
Michael H. Schimek | bbf7871 | 2005-12-01 00:51:40 -0800 | [diff] [blame] | 2675 | memset(cap, 0, sizeof (*cap)); |
| 2676 | strlcpy(cap->driver, "bttv", sizeof (cap->driver)); |
| 2677 | strlcpy(cap->card, btv->video_dev->name, sizeof (cap->card)); |
| 2678 | snprintf(cap->bus_info, sizeof (cap->bus_info), |
| 2679 | "PCI:%s", pci_name(btv->c.pci)); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2680 | cap->version = BTTV_VERSION_CODE; |
| 2681 | cap->capabilities = |
| 2682 | V4L2_CAP_VIDEO_CAPTURE | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2683 | V4L2_CAP_VBI_CAPTURE | |
| 2684 | V4L2_CAP_READWRITE | |
| 2685 | V4L2_CAP_STREAMING; |
Mauro Carvalho Chehab | 4dcef52 | 2005-08-04 12:53:30 -0700 | [diff] [blame] | 2686 | if (no_overlay <= 0) |
| 2687 | cap->capabilities |= V4L2_CAP_VIDEO_OVERLAY; |
| 2688 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2689 | if (bttv_tvcards[btv->c.type].tuner != UNSET && |
| 2690 | bttv_tvcards[btv->c.type].tuner != TUNER_ABSENT) |
| 2691 | cap->capabilities |= V4L2_CAP_TUNER; |
| 2692 | return 0; |
| 2693 | } |
| 2694 | |
| 2695 | case VIDIOC_ENUM_FMT: |
| 2696 | { |
| 2697 | struct v4l2_fmtdesc *f = arg; |
| 2698 | enum v4l2_buf_type type; |
| 2699 | unsigned int i; |
| 2700 | int index; |
| 2701 | |
| 2702 | type = f->type; |
| 2703 | if (V4L2_BUF_TYPE_VBI_CAPTURE == type) { |
| 2704 | /* vbi */ |
| 2705 | index = f->index; |
| 2706 | if (0 != index) |
| 2707 | return -EINVAL; |
| 2708 | memset(f,0,sizeof(*f)); |
| 2709 | f->index = index; |
| 2710 | f->type = type; |
| 2711 | f->pixelformat = V4L2_PIX_FMT_GREY; |
| 2712 | strcpy(f->description,"vbi data"); |
| 2713 | return 0; |
| 2714 | } |
| 2715 | |
| 2716 | /* video capture + overlay */ |
| 2717 | index = -1; |
| 2718 | for (i = 0; i < BTTV_FORMATS; i++) { |
| 2719 | if (bttv_formats[i].fourcc != -1) |
| 2720 | index++; |
| 2721 | if ((unsigned int)index == f->index) |
| 2722 | break; |
| 2723 | } |
| 2724 | if (BTTV_FORMATS == i) |
| 2725 | return -EINVAL; |
| 2726 | |
| 2727 | switch (f->type) { |
| 2728 | case V4L2_BUF_TYPE_VIDEO_CAPTURE: |
| 2729 | break; |
| 2730 | case V4L2_BUF_TYPE_VIDEO_OVERLAY: |
| 2731 | if (!(bttv_formats[i].flags & FORMAT_FLAGS_PACKED)) |
| 2732 | return -EINVAL; |
| 2733 | break; |
| 2734 | default: |
| 2735 | return -EINVAL; |
| 2736 | } |
| 2737 | memset(f,0,sizeof(*f)); |
| 2738 | f->index = index; |
| 2739 | f->type = type; |
| 2740 | f->pixelformat = bttv_formats[i].fourcc; |
| 2741 | strlcpy(f->description,bttv_formats[i].name,sizeof(f->description)); |
| 2742 | return 0; |
| 2743 | } |
| 2744 | |
| 2745 | case VIDIOC_TRY_FMT: |
| 2746 | { |
| 2747 | struct v4l2_format *f = arg; |
| 2748 | return bttv_try_fmt(fh,btv,f); |
| 2749 | } |
| 2750 | case VIDIOC_G_FMT: |
| 2751 | { |
| 2752 | struct v4l2_format *f = arg; |
| 2753 | return bttv_g_fmt(fh,f); |
| 2754 | } |
| 2755 | case VIDIOC_S_FMT: |
| 2756 | { |
| 2757 | struct v4l2_format *f = arg; |
| 2758 | return bttv_s_fmt(fh,btv,f); |
| 2759 | } |
| 2760 | |
| 2761 | case VIDIOC_G_FBUF: |
| 2762 | { |
| 2763 | struct v4l2_framebuffer *fb = arg; |
| 2764 | |
| 2765 | *fb = btv->fbuf; |
| 2766 | fb->capability = V4L2_FBUF_CAP_LIST_CLIPPING; |
| 2767 | if (fh->ovfmt) |
| 2768 | fb->fmt.pixelformat = fh->ovfmt->fourcc; |
| 2769 | return 0; |
| 2770 | } |
| 2771 | case VIDIOC_S_FBUF: |
| 2772 | { |
| 2773 | struct v4l2_framebuffer *fb = arg; |
| 2774 | const struct bttv_format *fmt; |
| 2775 | |
| 2776 | if(!capable(CAP_SYS_ADMIN) && |
| 2777 | !capable(CAP_SYS_RAWIO)) |
| 2778 | return -EPERM; |
| 2779 | |
| 2780 | /* check args */ |
| 2781 | fmt = format_by_fourcc(fb->fmt.pixelformat); |
| 2782 | if (NULL == fmt) |
| 2783 | return -EINVAL; |
| 2784 | if (0 == (fmt->flags & FORMAT_FLAGS_PACKED)) |
| 2785 | return -EINVAL; |
| 2786 | |
Ingo Molnar | 3593cab | 2006-02-07 06:49:14 -0200 | [diff] [blame] | 2787 | mutex_lock(&fh->cap.lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2788 | retval = -EINVAL; |
| 2789 | if (fb->flags & V4L2_FBUF_FLAG_OVERLAY) { |
| 2790 | if (fb->fmt.width > bttv_tvnorms[btv->tvnorm].swidth) |
| 2791 | goto fh_unlock_and_return; |
| 2792 | if (fb->fmt.height > bttv_tvnorms[btv->tvnorm].sheight) |
| 2793 | goto fh_unlock_and_return; |
| 2794 | } |
| 2795 | |
| 2796 | /* ok, accept it */ |
| 2797 | btv->fbuf.base = fb->base; |
| 2798 | btv->fbuf.fmt.width = fb->fmt.width; |
| 2799 | btv->fbuf.fmt.height = fb->fmt.height; |
| 2800 | if (0 != fb->fmt.bytesperline) |
| 2801 | btv->fbuf.fmt.bytesperline = fb->fmt.bytesperline; |
| 2802 | else |
| 2803 | btv->fbuf.fmt.bytesperline = btv->fbuf.fmt.width*fmt->depth/8; |
| 2804 | |
| 2805 | retval = 0; |
| 2806 | fh->ovfmt = fmt; |
| 2807 | btv->init.ovfmt = fmt; |
| 2808 | if (fb->flags & V4L2_FBUF_FLAG_OVERLAY) { |
| 2809 | fh->ov.w.left = 0; |
| 2810 | fh->ov.w.top = 0; |
| 2811 | fh->ov.w.width = fb->fmt.width; |
| 2812 | fh->ov.w.height = fb->fmt.height; |
| 2813 | btv->init.ov.w.width = fb->fmt.width; |
| 2814 | btv->init.ov.w.height = fb->fmt.height; |
Mauro Carvalho Chehab | 674434c | 2005-12-12 00:37:28 -0800 | [diff] [blame] | 2815 | kfree(fh->ov.clips); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2816 | fh->ov.clips = NULL; |
| 2817 | fh->ov.nclips = 0; |
| 2818 | |
| 2819 | if (check_btres(fh, RESOURCE_OVERLAY)) { |
| 2820 | struct bttv_buffer *new; |
| 2821 | |
| 2822 | new = videobuf_alloc(sizeof(*new)); |
| 2823 | bttv_overlay_risc(btv,&fh->ov,fh->ovfmt,new); |
| 2824 | retval = bttv_switch_overlay(btv,fh,new); |
| 2825 | } |
| 2826 | } |
Ingo Molnar | 3593cab | 2006-02-07 06:49:14 -0200 | [diff] [blame] | 2827 | mutex_unlock(&fh->cap.lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2828 | return retval; |
| 2829 | } |
| 2830 | |
| 2831 | case VIDIOC_REQBUFS: |
| 2832 | return videobuf_reqbufs(bttv_queue(fh),arg); |
| 2833 | |
| 2834 | case VIDIOC_QUERYBUF: |
| 2835 | return videobuf_querybuf(bttv_queue(fh),arg); |
| 2836 | |
| 2837 | case VIDIOC_QBUF: |
| 2838 | return videobuf_qbuf(bttv_queue(fh),arg); |
| 2839 | |
| 2840 | case VIDIOC_DQBUF: |
| 2841 | return videobuf_dqbuf(bttv_queue(fh),arg, |
| 2842 | file->f_flags & O_NONBLOCK); |
| 2843 | |
| 2844 | case VIDIOC_STREAMON: |
| 2845 | { |
| 2846 | int res = bttv_resource(fh); |
| 2847 | |
| 2848 | if (!check_alloc_btres(btv,fh,res)) |
| 2849 | return -EBUSY; |
| 2850 | return videobuf_streamon(bttv_queue(fh)); |
| 2851 | } |
| 2852 | case VIDIOC_STREAMOFF: |
| 2853 | { |
| 2854 | int res = bttv_resource(fh); |
| 2855 | |
| 2856 | retval = videobuf_streamoff(bttv_queue(fh)); |
| 2857 | if (retval < 0) |
| 2858 | return retval; |
| 2859 | free_btres(btv,fh,res); |
| 2860 | return 0; |
| 2861 | } |
| 2862 | |
| 2863 | case VIDIOC_QUERYCTRL: |
| 2864 | { |
| 2865 | struct v4l2_queryctrl *c = arg; |
| 2866 | int i; |
| 2867 | |
| 2868 | if ((c->id < V4L2_CID_BASE || |
| 2869 | c->id >= V4L2_CID_LASTP1) && |
| 2870 | (c->id < V4L2_CID_PRIVATE_BASE || |
| 2871 | c->id >= V4L2_CID_PRIVATE_LASTP1)) |
| 2872 | return -EINVAL; |
| 2873 | for (i = 0; i < BTTV_CTLS; i++) |
| 2874 | if (bttv_ctls[i].id == c->id) |
| 2875 | break; |
| 2876 | if (i == BTTV_CTLS) { |
| 2877 | *c = no_ctl; |
| 2878 | return 0; |
| 2879 | } |
| 2880 | *c = bttv_ctls[i]; |
Hans Verkuil | 0020d3e | 2006-03-30 19:50:34 -0300 | [diff] [blame] | 2881 | if (btv->audio_hook && i >= 4 && i <= 8) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2882 | struct video_audio va; |
| 2883 | memset(&va,0,sizeof(va)); |
Hans Verkuil | 0020d3e | 2006-03-30 19:50:34 -0300 | [diff] [blame] | 2884 | btv->audio_hook(btv,&va,0); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2885 | switch (bttv_ctls[i].id) { |
| 2886 | case V4L2_CID_AUDIO_VOLUME: |
| 2887 | if (!(va.flags & VIDEO_AUDIO_VOLUME)) |
| 2888 | *c = no_ctl; |
| 2889 | break; |
| 2890 | case V4L2_CID_AUDIO_BALANCE: |
| 2891 | if (!(va.flags & VIDEO_AUDIO_BALANCE)) |
| 2892 | *c = no_ctl; |
| 2893 | break; |
| 2894 | case V4L2_CID_AUDIO_BASS: |
| 2895 | if (!(va.flags & VIDEO_AUDIO_BASS)) |
| 2896 | *c = no_ctl; |
| 2897 | break; |
| 2898 | case V4L2_CID_AUDIO_TREBLE: |
| 2899 | if (!(va.flags & VIDEO_AUDIO_TREBLE)) |
| 2900 | *c = no_ctl; |
| 2901 | break; |
| 2902 | } |
| 2903 | } |
| 2904 | return 0; |
| 2905 | } |
| 2906 | case VIDIOC_G_CTRL: |
| 2907 | return get_control(btv,arg); |
| 2908 | case VIDIOC_S_CTRL: |
| 2909 | return set_control(btv,arg); |
| 2910 | case VIDIOC_G_PARM: |
| 2911 | { |
| 2912 | struct v4l2_streamparm *parm = arg; |
| 2913 | struct v4l2_standard s; |
| 2914 | if (parm->type != V4L2_BUF_TYPE_VIDEO_CAPTURE) |
| 2915 | return -EINVAL; |
| 2916 | memset(parm,0,sizeof(*parm)); |
| 2917 | v4l2_video_std_construct(&s, bttv_tvnorms[btv->tvnorm].v4l2_id, |
| 2918 | bttv_tvnorms[btv->tvnorm].name); |
| 2919 | parm->parm.capture.timeperframe = s.frameperiod; |
| 2920 | return 0; |
| 2921 | } |
| 2922 | |
| 2923 | case VIDIOC_G_PRIORITY: |
| 2924 | { |
| 2925 | enum v4l2_priority *p = arg; |
| 2926 | |
| 2927 | *p = v4l2_prio_max(&btv->prio); |
| 2928 | return 0; |
| 2929 | } |
| 2930 | case VIDIOC_S_PRIORITY: |
| 2931 | { |
| 2932 | enum v4l2_priority *prio = arg; |
| 2933 | |
| 2934 | return v4l2_prio_change(&btv->prio, &fh->prio, *prio); |
| 2935 | } |
| 2936 | |
| 2937 | case VIDIOC_ENUMSTD: |
| 2938 | case VIDIOC_G_STD: |
| 2939 | case VIDIOC_S_STD: |
| 2940 | case VIDIOC_ENUMINPUT: |
| 2941 | case VIDIOC_G_INPUT: |
| 2942 | case VIDIOC_S_INPUT: |
| 2943 | case VIDIOC_G_TUNER: |
| 2944 | case VIDIOC_S_TUNER: |
| 2945 | case VIDIOC_G_FREQUENCY: |
| 2946 | case VIDIOC_S_FREQUENCY: |
Hans Verkuil | 299392b | 2005-11-08 21:37:42 -0800 | [diff] [blame] | 2947 | case VIDIOC_LOG_STATUS: |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2948 | return bttv_common_ioctls(btv,cmd,arg); |
| 2949 | |
| 2950 | default: |
| 2951 | return -ENOIOCTLCMD; |
| 2952 | } |
| 2953 | return 0; |
| 2954 | |
| 2955 | fh_unlock_and_return: |
Ingo Molnar | 3593cab | 2006-02-07 06:49:14 -0200 | [diff] [blame] | 2956 | mutex_unlock(&fh->cap.lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2957 | return retval; |
| 2958 | } |
| 2959 | |
| 2960 | static int bttv_ioctl(struct inode *inode, struct file *file, |
| 2961 | unsigned int cmd, unsigned long arg) |
| 2962 | { |
| 2963 | struct bttv_fh *fh = file->private_data; |
| 2964 | |
| 2965 | switch (cmd) { |
| 2966 | case BTTV_VBISIZE: |
| 2967 | bttv_switch_type(fh,V4L2_BUF_TYPE_VBI_CAPTURE); |
| 2968 | return fh->lines * 2 * 2048; |
| 2969 | default: |
| 2970 | return video_usercopy(inode, file, cmd, arg, bttv_do_ioctl); |
| 2971 | } |
| 2972 | } |
| 2973 | |
| 2974 | static ssize_t bttv_read(struct file *file, char __user *data, |
| 2975 | size_t count, loff_t *ppos) |
| 2976 | { |
| 2977 | struct bttv_fh *fh = file->private_data; |
| 2978 | int retval = 0; |
| 2979 | |
| 2980 | if (fh->btv->errors) |
| 2981 | bttv_reinit_bt848(fh->btv); |
| 2982 | dprintk("bttv%d: read count=%d type=%s\n", |
| 2983 | fh->btv->c.nr,(int)count,v4l2_type_names[fh->type]); |
| 2984 | |
| 2985 | switch (fh->type) { |
| 2986 | case V4L2_BUF_TYPE_VIDEO_CAPTURE: |
| 2987 | if (locked_btres(fh->btv,RESOURCE_VIDEO)) |
| 2988 | return -EBUSY; |
| 2989 | retval = videobuf_read_one(&fh->cap, data, count, ppos, |
| 2990 | file->f_flags & O_NONBLOCK); |
| 2991 | break; |
| 2992 | case V4L2_BUF_TYPE_VBI_CAPTURE: |
| 2993 | if (!check_alloc_btres(fh->btv,fh,RESOURCE_VBI)) |
| 2994 | return -EBUSY; |
| 2995 | retval = videobuf_read_stream(&fh->vbi, data, count, ppos, 1, |
| 2996 | file->f_flags & O_NONBLOCK); |
| 2997 | break; |
| 2998 | default: |
| 2999 | BUG(); |
| 3000 | } |
| 3001 | return retval; |
| 3002 | } |
| 3003 | |
| 3004 | static unsigned int bttv_poll(struct file *file, poll_table *wait) |
| 3005 | { |
| 3006 | struct bttv_fh *fh = file->private_data; |
| 3007 | struct bttv_buffer *buf; |
| 3008 | enum v4l2_field field; |
| 3009 | |
| 3010 | if (V4L2_BUF_TYPE_VBI_CAPTURE == fh->type) { |
| 3011 | if (!check_alloc_btres(fh->btv,fh,RESOURCE_VBI)) |
| 3012 | return POLLERR; |
| 3013 | return videobuf_poll_stream(file, &fh->vbi, wait); |
| 3014 | } |
| 3015 | |
| 3016 | if (check_btres(fh,RESOURCE_VIDEO)) { |
| 3017 | /* streaming capture */ |
| 3018 | if (list_empty(&fh->cap.stream)) |
| 3019 | return POLLERR; |
| 3020 | buf = list_entry(fh->cap.stream.next,struct bttv_buffer,vb.stream); |
| 3021 | } else { |
| 3022 | /* read() capture */ |
Ingo Molnar | 3593cab | 2006-02-07 06:49:14 -0200 | [diff] [blame] | 3023 | mutex_lock(&fh->cap.lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3024 | if (NULL == fh->cap.read_buf) { |
| 3025 | /* need to capture a new frame */ |
| 3026 | if (locked_btres(fh->btv,RESOURCE_VIDEO)) { |
Ingo Molnar | 3593cab | 2006-02-07 06:49:14 -0200 | [diff] [blame] | 3027 | mutex_unlock(&fh->cap.lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3028 | return POLLERR; |
| 3029 | } |
| 3030 | fh->cap.read_buf = videobuf_alloc(fh->cap.msize); |
| 3031 | if (NULL == fh->cap.read_buf) { |
Ingo Molnar | 3593cab | 2006-02-07 06:49:14 -0200 | [diff] [blame] | 3032 | mutex_unlock(&fh->cap.lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3033 | return POLLERR; |
| 3034 | } |
| 3035 | fh->cap.read_buf->memory = V4L2_MEMORY_USERPTR; |
| 3036 | field = videobuf_next_field(&fh->cap); |
| 3037 | if (0 != fh->cap.ops->buf_prepare(&fh->cap,fh->cap.read_buf,field)) { |
Nickolay V. Shmyrev | 50ab5ed | 2005-12-01 00:51:32 -0800 | [diff] [blame] | 3038 | kfree (fh->cap.read_buf); |
| 3039 | fh->cap.read_buf = NULL; |
Ingo Molnar | 3593cab | 2006-02-07 06:49:14 -0200 | [diff] [blame] | 3040 | mutex_unlock(&fh->cap.lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3041 | return POLLERR; |
| 3042 | } |
| 3043 | fh->cap.ops->buf_queue(&fh->cap,fh->cap.read_buf); |
| 3044 | fh->cap.read_off = 0; |
| 3045 | } |
Ingo Molnar | 3593cab | 2006-02-07 06:49:14 -0200 | [diff] [blame] | 3046 | mutex_unlock(&fh->cap.lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3047 | buf = (struct bttv_buffer*)fh->cap.read_buf; |
| 3048 | } |
| 3049 | |
| 3050 | poll_wait(file, &buf->vb.done, wait); |
| 3051 | if (buf->vb.state == STATE_DONE || |
| 3052 | buf->vb.state == STATE_ERROR) |
| 3053 | return POLLIN|POLLRDNORM; |
| 3054 | return 0; |
| 3055 | } |
| 3056 | |
| 3057 | static int bttv_open(struct inode *inode, struct file *file) |
| 3058 | { |
| 3059 | int minor = iminor(inode); |
| 3060 | struct bttv *btv = NULL; |
| 3061 | struct bttv_fh *fh; |
| 3062 | enum v4l2_buf_type type = 0; |
| 3063 | unsigned int i; |
| 3064 | |
| 3065 | dprintk(KERN_DEBUG "bttv: open minor=%d\n",minor); |
| 3066 | |
| 3067 | for (i = 0; i < bttv_num; i++) { |
| 3068 | if (bttvs[i].video_dev && |
| 3069 | bttvs[i].video_dev->minor == minor) { |
| 3070 | btv = &bttvs[i]; |
| 3071 | type = V4L2_BUF_TYPE_VIDEO_CAPTURE; |
| 3072 | break; |
| 3073 | } |
| 3074 | if (bttvs[i].vbi_dev && |
| 3075 | bttvs[i].vbi_dev->minor == minor) { |
| 3076 | btv = &bttvs[i]; |
| 3077 | type = V4L2_BUF_TYPE_VBI_CAPTURE; |
| 3078 | break; |
| 3079 | } |
| 3080 | } |
| 3081 | if (NULL == btv) |
| 3082 | return -ENODEV; |
| 3083 | |
| 3084 | dprintk(KERN_DEBUG "bttv%d: open called (type=%s)\n", |
| 3085 | btv->c.nr,v4l2_type_names[type]); |
| 3086 | |
| 3087 | /* allocate per filehandle data */ |
| 3088 | fh = kmalloc(sizeof(*fh),GFP_KERNEL); |
| 3089 | if (NULL == fh) |
| 3090 | return -ENOMEM; |
| 3091 | file->private_data = fh; |
| 3092 | *fh = btv->init; |
| 3093 | fh->type = type; |
| 3094 | fh->ov.setup_ok = 0; |
| 3095 | v4l2_prio_open(&btv->prio,&fh->prio); |
| 3096 | |
| 3097 | videobuf_queue_init(&fh->cap, &bttv_video_qops, |
| 3098 | btv->c.pci, &btv->s_lock, |
| 3099 | V4L2_BUF_TYPE_VIDEO_CAPTURE, |
| 3100 | V4L2_FIELD_INTERLACED, |
| 3101 | sizeof(struct bttv_buffer), |
| 3102 | fh); |
| 3103 | videobuf_queue_init(&fh->vbi, &bttv_vbi_qops, |
| 3104 | btv->c.pci, &btv->s_lock, |
| 3105 | V4L2_BUF_TYPE_VBI_CAPTURE, |
| 3106 | V4L2_FIELD_SEQ_TB, |
| 3107 | sizeof(struct bttv_buffer), |
| 3108 | fh); |
| 3109 | i2c_vidiocschan(btv); |
| 3110 | |
| 3111 | btv->users++; |
| 3112 | if (V4L2_BUF_TYPE_VBI_CAPTURE == fh->type) |
| 3113 | bttv_vbi_setlines(fh,btv,16); |
| 3114 | bttv_field_count(btv); |
| 3115 | return 0; |
| 3116 | } |
| 3117 | |
| 3118 | static int bttv_release(struct inode *inode, struct file *file) |
| 3119 | { |
| 3120 | struct bttv_fh *fh = file->private_data; |
| 3121 | struct bttv *btv = fh->btv; |
| 3122 | |
| 3123 | /* turn off overlay */ |
| 3124 | if (check_btres(fh, RESOURCE_OVERLAY)) |
| 3125 | bttv_switch_overlay(btv,fh,NULL); |
| 3126 | |
| 3127 | /* stop video capture */ |
| 3128 | if (check_btres(fh, RESOURCE_VIDEO)) { |
| 3129 | videobuf_streamoff(&fh->cap); |
| 3130 | free_btres(btv,fh,RESOURCE_VIDEO); |
| 3131 | } |
| 3132 | if (fh->cap.read_buf) { |
| 3133 | buffer_release(&fh->cap,fh->cap.read_buf); |
| 3134 | kfree(fh->cap.read_buf); |
| 3135 | } |
| 3136 | |
| 3137 | /* stop vbi capture */ |
| 3138 | if (check_btres(fh, RESOURCE_VBI)) { |
| 3139 | if (fh->vbi.streaming) |
| 3140 | videobuf_streamoff(&fh->vbi); |
| 3141 | if (fh->vbi.reading) |
| 3142 | videobuf_read_stop(&fh->vbi); |
| 3143 | free_btres(btv,fh,RESOURCE_VBI); |
| 3144 | } |
| 3145 | |
| 3146 | /* free stuff */ |
| 3147 | videobuf_mmap_free(&fh->cap); |
| 3148 | videobuf_mmap_free(&fh->vbi); |
| 3149 | v4l2_prio_close(&btv->prio,&fh->prio); |
| 3150 | file->private_data = NULL; |
| 3151 | kfree(fh); |
| 3152 | |
| 3153 | btv->users--; |
| 3154 | bttv_field_count(btv); |
| 3155 | return 0; |
| 3156 | } |
| 3157 | |
| 3158 | static int |
| 3159 | bttv_mmap(struct file *file, struct vm_area_struct *vma) |
| 3160 | { |
| 3161 | struct bttv_fh *fh = file->private_data; |
| 3162 | |
| 3163 | dprintk("bttv%d: mmap type=%s 0x%lx+%ld\n", |
| 3164 | fh->btv->c.nr, v4l2_type_names[fh->type], |
| 3165 | vma->vm_start, vma->vm_end - vma->vm_start); |
| 3166 | return videobuf_mmap_mapper(bttv_queue(fh),vma); |
| 3167 | } |
| 3168 | |
| 3169 | static struct file_operations bttv_fops = |
| 3170 | { |
| 3171 | .owner = THIS_MODULE, |
| 3172 | .open = bttv_open, |
| 3173 | .release = bttv_release, |
| 3174 | .ioctl = bttv_ioctl, |
Arnd Bergmann | 0d0fbf8 | 2006-01-09 15:24:57 -0200 | [diff] [blame] | 3175 | .compat_ioctl = v4l_compat_ioctl32, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3176 | .llseek = no_llseek, |
| 3177 | .read = bttv_read, |
| 3178 | .mmap = bttv_mmap, |
| 3179 | .poll = bttv_poll, |
| 3180 | }; |
| 3181 | |
| 3182 | static struct video_device bttv_video_template = |
| 3183 | { |
| 3184 | .name = "UNSET", |
Mauro Carvalho Chehab | 4dcef52 | 2005-08-04 12:53:30 -0700 | [diff] [blame] | 3185 | .type = VID_TYPE_CAPTURE|VID_TYPE_TUNER| |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 3186 | VID_TYPE_CLIPPING|VID_TYPE_SCALES, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3187 | .hardware = VID_HARDWARE_BT848, |
| 3188 | .fops = &bttv_fops, |
| 3189 | .minor = -1, |
| 3190 | }; |
| 3191 | |
| 3192 | static struct video_device bttv_vbi_template = |
| 3193 | { |
| 3194 | .name = "bt848/878 vbi", |
| 3195 | .type = VID_TYPE_TUNER|VID_TYPE_TELETEXT, |
| 3196 | .hardware = VID_HARDWARE_BT848, |
| 3197 | .fops = &bttv_fops, |
| 3198 | .minor = -1, |
| 3199 | }; |
| 3200 | |
| 3201 | /* ----------------------------------------------------------------------- */ |
| 3202 | /* radio interface */ |
| 3203 | |
| 3204 | static int radio_open(struct inode *inode, struct file *file) |
| 3205 | { |
| 3206 | int minor = iminor(inode); |
| 3207 | struct bttv *btv = NULL; |
| 3208 | unsigned int i; |
| 3209 | |
| 3210 | dprintk("bttv: open minor=%d\n",minor); |
| 3211 | |
| 3212 | for (i = 0; i < bttv_num; i++) { |
| 3213 | if (bttvs[i].radio_dev->minor == minor) { |
| 3214 | btv = &bttvs[i]; |
| 3215 | break; |
| 3216 | } |
| 3217 | } |
| 3218 | if (NULL == btv) |
| 3219 | return -ENODEV; |
| 3220 | |
| 3221 | dprintk("bttv%d: open called (radio)\n",btv->c.nr); |
Ingo Molnar | bd5f0ac | 2006-01-13 14:10:24 -0200 | [diff] [blame] | 3222 | mutex_lock(&btv->lock); |
Mauro Carvalho Chehab | 24a70fd | 2005-09-09 13:03:39 -0700 | [diff] [blame] | 3223 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3224 | btv->radio_user++; |
Mauro Carvalho Chehab | 24a70fd | 2005-09-09 13:03:39 -0700 | [diff] [blame] | 3225 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3226 | file->private_data = btv; |
| 3227 | |
Hans Verkuil | 8bf2f8e | 2006-03-18 21:31:00 -0300 | [diff] [blame] | 3228 | bttv_call_i2c_clients(btv,AUDC_SET_RADIO,NULL); |
| 3229 | audio_input(btv,TVAUDIO_INPUT_RADIO); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3230 | |
Ingo Molnar | bd5f0ac | 2006-01-13 14:10:24 -0200 | [diff] [blame] | 3231 | mutex_unlock(&btv->lock); |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 3232 | return 0; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3233 | } |
| 3234 | |
| 3235 | static int radio_release(struct inode *inode, struct file *file) |
| 3236 | { |
Mauro Carvalho Chehab | 24a70fd | 2005-09-09 13:03:39 -0700 | [diff] [blame] | 3237 | struct bttv *btv = file->private_data; |
| 3238 | struct rds_command cmd; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3239 | |
| 3240 | btv->radio_user--; |
Mauro Carvalho Chehab | 24a70fd | 2005-09-09 13:03:39 -0700 | [diff] [blame] | 3241 | |
| 3242 | bttv_call_i2c_clients(btv, RDS_CMD_CLOSE, &cmd); |
| 3243 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3244 | return 0; |
| 3245 | } |
| 3246 | |
| 3247 | static int radio_do_ioctl(struct inode *inode, struct file *file, |
| 3248 | unsigned int cmd, void *arg) |
| 3249 | { |
| 3250 | struct bttv *btv = file->private_data; |
| 3251 | |
| 3252 | switch (cmd) { |
| 3253 | case VIDIOCGCAP: |
| 3254 | { |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 3255 | struct video_capability *cap = arg; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3256 | |
| 3257 | memset(cap,0,sizeof(*cap)); |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 3258 | strcpy(cap->name,btv->radio_dev->name); |
| 3259 | cap->type = VID_TYPE_TUNER; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3260 | cap->channels = 1; |
| 3261 | cap->audios = 1; |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 3262 | return 0; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3263 | } |
| 3264 | |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 3265 | case VIDIOCGTUNER: |
| 3266 | { |
| 3267 | struct video_tuner *v = arg; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3268 | |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 3269 | if(v->tuner) |
| 3270 | return -EINVAL; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3271 | memset(v,0,sizeof(*v)); |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 3272 | strcpy(v->name, "Radio"); |
| 3273 | bttv_call_i2c_clients(btv,cmd,v); |
| 3274 | return 0; |
| 3275 | } |
| 3276 | case VIDIOCSTUNER: |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3277 | /* nothing to do */ |
| 3278 | return 0; |
| 3279 | |
| 3280 | case BTTV_VERSION: |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 3281 | case VIDIOCGFREQ: |
| 3282 | case VIDIOCSFREQ: |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3283 | case VIDIOCGAUDIO: |
| 3284 | case VIDIOCSAUDIO: |
Hans Verkuil | 5af0c8f | 2006-01-09 18:21:37 -0200 | [diff] [blame] | 3285 | case VIDIOC_LOG_STATUS: |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3286 | return bttv_common_ioctls(btv,cmd,arg); |
| 3287 | |
| 3288 | default: |
| 3289 | return -ENOIOCTLCMD; |
| 3290 | } |
| 3291 | return 0; |
| 3292 | } |
| 3293 | |
| 3294 | static int radio_ioctl(struct inode *inode, struct file *file, |
| 3295 | unsigned int cmd, unsigned long arg) |
| 3296 | { |
| 3297 | return video_usercopy(inode, file, cmd, arg, radio_do_ioctl); |
| 3298 | } |
| 3299 | |
Mauro Carvalho Chehab | 24a70fd | 2005-09-09 13:03:39 -0700 | [diff] [blame] | 3300 | static ssize_t radio_read(struct file *file, char __user *data, |
| 3301 | size_t count, loff_t *ppos) |
| 3302 | { |
| 3303 | struct bttv *btv = file->private_data; |
| 3304 | struct rds_command cmd; |
| 3305 | cmd.block_count = count/3; |
| 3306 | cmd.buffer = data; |
| 3307 | cmd.instance = file; |
| 3308 | cmd.result = -ENODEV; |
| 3309 | |
| 3310 | bttv_call_i2c_clients(btv, RDS_CMD_READ, &cmd); |
| 3311 | |
| 3312 | return cmd.result; |
| 3313 | } |
| 3314 | |
| 3315 | static unsigned int radio_poll(struct file *file, poll_table *wait) |
| 3316 | { |
| 3317 | struct bttv *btv = file->private_data; |
| 3318 | struct rds_command cmd; |
| 3319 | cmd.instance = file; |
| 3320 | cmd.event_list = wait; |
| 3321 | cmd.result = -ENODEV; |
| 3322 | bttv_call_i2c_clients(btv, RDS_CMD_POLL, &cmd); |
| 3323 | |
| 3324 | return cmd.result; |
| 3325 | } |
| 3326 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3327 | static struct file_operations radio_fops = |
| 3328 | { |
| 3329 | .owner = THIS_MODULE, |
| 3330 | .open = radio_open, |
Mauro Carvalho Chehab | 24a70fd | 2005-09-09 13:03:39 -0700 | [diff] [blame] | 3331 | .read = radio_read, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3332 | .release = radio_release, |
| 3333 | .ioctl = radio_ioctl, |
| 3334 | .llseek = no_llseek, |
Mauro Carvalho Chehab | 24a70fd | 2005-09-09 13:03:39 -0700 | [diff] [blame] | 3335 | .poll = radio_poll, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3336 | }; |
| 3337 | |
| 3338 | static struct video_device radio_template = |
| 3339 | { |
| 3340 | .name = "bt848/878 radio", |
| 3341 | .type = VID_TYPE_TUNER, |
| 3342 | .hardware = VID_HARDWARE_BT848, |
| 3343 | .fops = &radio_fops, |
| 3344 | .minor = -1, |
| 3345 | }; |
| 3346 | |
| 3347 | /* ----------------------------------------------------------------------- */ |
| 3348 | /* some debug code */ |
| 3349 | |
Adrian Bunk | 408b664 | 2005-05-01 08:59:29 -0700 | [diff] [blame] | 3350 | static int bttv_risc_decode(u32 risc) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3351 | { |
| 3352 | static char *instr[16] = { |
| 3353 | [ BT848_RISC_WRITE >> 28 ] = "write", |
| 3354 | [ BT848_RISC_SKIP >> 28 ] = "skip", |
| 3355 | [ BT848_RISC_WRITEC >> 28 ] = "writec", |
| 3356 | [ BT848_RISC_JUMP >> 28 ] = "jump", |
| 3357 | [ BT848_RISC_SYNC >> 28 ] = "sync", |
| 3358 | [ BT848_RISC_WRITE123 >> 28 ] = "write123", |
| 3359 | [ BT848_RISC_SKIP123 >> 28 ] = "skip123", |
| 3360 | [ BT848_RISC_WRITE1S23 >> 28 ] = "write1s23", |
| 3361 | }; |
| 3362 | static int incr[16] = { |
| 3363 | [ BT848_RISC_WRITE >> 28 ] = 2, |
| 3364 | [ BT848_RISC_JUMP >> 28 ] = 2, |
| 3365 | [ BT848_RISC_SYNC >> 28 ] = 2, |
| 3366 | [ BT848_RISC_WRITE123 >> 28 ] = 5, |
| 3367 | [ BT848_RISC_SKIP123 >> 28 ] = 2, |
| 3368 | [ BT848_RISC_WRITE1S23 >> 28 ] = 3, |
| 3369 | }; |
| 3370 | static char *bits[] = { |
| 3371 | "be0", "be1", "be2", "be3/resync", |
| 3372 | "set0", "set1", "set2", "set3", |
| 3373 | "clr0", "clr1", "clr2", "clr3", |
| 3374 | "irq", "res", "eol", "sol", |
| 3375 | }; |
| 3376 | int i; |
| 3377 | |
| 3378 | printk("0x%08x [ %s", risc, |
| 3379 | instr[risc >> 28] ? instr[risc >> 28] : "INVALID"); |
| 3380 | for (i = ARRAY_SIZE(bits)-1; i >= 0; i--) |
| 3381 | if (risc & (1 << (i + 12))) |
| 3382 | printk(" %s",bits[i]); |
| 3383 | printk(" count=%d ]\n", risc & 0xfff); |
| 3384 | return incr[risc >> 28] ? incr[risc >> 28] : 1; |
| 3385 | } |
| 3386 | |
Adrian Bunk | 408b664 | 2005-05-01 08:59:29 -0700 | [diff] [blame] | 3387 | static void bttv_risc_disasm(struct bttv *btv, |
| 3388 | struct btcx_riscmem *risc) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3389 | { |
| 3390 | unsigned int i,j,n; |
| 3391 | |
| 3392 | printk("%s: risc disasm: %p [dma=0x%08lx]\n", |
| 3393 | btv->c.name, risc->cpu, (unsigned long)risc->dma); |
| 3394 | for (i = 0; i < (risc->size >> 2); i += n) { |
| 3395 | printk("%s: 0x%lx: ", btv->c.name, |
| 3396 | (unsigned long)(risc->dma + (i<<2))); |
| 3397 | n = bttv_risc_decode(risc->cpu[i]); |
| 3398 | for (j = 1; j < n; j++) |
| 3399 | printk("%s: 0x%lx: 0x%08x [ arg #%d ]\n", |
| 3400 | btv->c.name, (unsigned long)(risc->dma + ((i+j)<<2)), |
| 3401 | risc->cpu[i+j], j); |
| 3402 | if (0 == risc->cpu[i]) |
| 3403 | break; |
| 3404 | } |
| 3405 | } |
| 3406 | |
| 3407 | static void bttv_print_riscaddr(struct bttv *btv) |
| 3408 | { |
| 3409 | printk(" main: %08Lx\n", |
| 3410 | (unsigned long long)btv->main.dma); |
| 3411 | printk(" vbi : o=%08Lx e=%08Lx\n", |
| 3412 | btv->cvbi ? (unsigned long long)btv->cvbi->top.dma : 0, |
| 3413 | btv->cvbi ? (unsigned long long)btv->cvbi->bottom.dma : 0); |
| 3414 | printk(" cap : o=%08Lx e=%08Lx\n", |
| 3415 | btv->curr.top ? (unsigned long long)btv->curr.top->top.dma : 0, |
| 3416 | btv->curr.bottom ? (unsigned long long)btv->curr.bottom->bottom.dma : 0); |
| 3417 | printk(" scr : o=%08Lx e=%08Lx\n", |
| 3418 | btv->screen ? (unsigned long long)btv->screen->top.dma : 0, |
| 3419 | btv->screen ? (unsigned long long)btv->screen->bottom.dma : 0); |
| 3420 | bttv_risc_disasm(btv, &btv->main); |
| 3421 | } |
| 3422 | |
| 3423 | /* ----------------------------------------------------------------------- */ |
| 3424 | /* irq handler */ |
| 3425 | |
| 3426 | static char *irq_name[] = { |
| 3427 | "FMTCHG", // format change detected (525 vs. 625) |
| 3428 | "VSYNC", // vertical sync (new field) |
| 3429 | "HSYNC", // horizontal sync |
| 3430 | "OFLOW", // chroma/luma AGC overflow |
| 3431 | "HLOCK", // horizontal lock changed |
| 3432 | "VPRES", // video presence changed |
| 3433 | "6", "7", |
| 3434 | "I2CDONE", // hw irc operation finished |
| 3435 | "GPINT", // gpio port triggered irq |
| 3436 | "10", |
| 3437 | "RISCI", // risc instruction triggered irq |
| 3438 | "FBUS", // pixel data fifo dropped data (high pci bus latencies) |
| 3439 | "FTRGT", // pixel data fifo overrun |
| 3440 | "FDSR", // fifo data stream resyncronisation |
| 3441 | "PPERR", // parity error (data transfer) |
| 3442 | "RIPERR", // parity error (read risc instructions) |
| 3443 | "PABORT", // pci abort |
| 3444 | "OCERR", // risc instruction error |
| 3445 | "SCERR", // syncronisation error |
| 3446 | }; |
| 3447 | |
| 3448 | static void bttv_print_irqbits(u32 print, u32 mark) |
| 3449 | { |
| 3450 | unsigned int i; |
| 3451 | |
| 3452 | printk("bits:"); |
| 3453 | for (i = 0; i < ARRAY_SIZE(irq_name); i++) { |
| 3454 | if (print & (1 << i)) |
| 3455 | printk(" %s",irq_name[i]); |
| 3456 | if (mark & (1 << i)) |
| 3457 | printk("*"); |
| 3458 | } |
| 3459 | } |
| 3460 | |
| 3461 | static void bttv_irq_debug_low_latency(struct bttv *btv, u32 rc) |
| 3462 | { |
| 3463 | printk("bttv%d: irq: skipped frame [main=%lx,o_vbi=%lx,o_field=%lx,rc=%lx]\n", |
| 3464 | btv->c.nr, |
| 3465 | (unsigned long)btv->main.dma, |
| 3466 | (unsigned long)btv->main.cpu[RISC_SLOT_O_VBI+1], |
| 3467 | (unsigned long)btv->main.cpu[RISC_SLOT_O_FIELD+1], |
| 3468 | (unsigned long)rc); |
| 3469 | |
| 3470 | if (0 == (btread(BT848_DSTATUS) & BT848_DSTATUS_HLOC)) { |
| 3471 | printk("bttv%d: Oh, there (temporarely?) is no input signal. " |
| 3472 | "Ok, then this is harmless, don't worry ;)\n", |
| 3473 | btv->c.nr); |
| 3474 | return; |
| 3475 | } |
| 3476 | printk("bttv%d: Uhm. Looks like we have unusual high IRQ latencies.\n", |
| 3477 | btv->c.nr); |
| 3478 | printk("bttv%d: Lets try to catch the culpit red-handed ...\n", |
| 3479 | btv->c.nr); |
| 3480 | dump_stack(); |
| 3481 | } |
| 3482 | |
| 3483 | static int |
| 3484 | bttv_irq_next_video(struct bttv *btv, struct bttv_buffer_set *set) |
| 3485 | { |
| 3486 | struct bttv_buffer *item; |
| 3487 | |
| 3488 | memset(set,0,sizeof(*set)); |
| 3489 | |
| 3490 | /* capture request ? */ |
| 3491 | if (!list_empty(&btv->capture)) { |
| 3492 | set->frame_irq = 1; |
| 3493 | item = list_entry(btv->capture.next, struct bttv_buffer, vb.queue); |
| 3494 | if (V4L2_FIELD_HAS_TOP(item->vb.field)) |
| 3495 | set->top = item; |
| 3496 | if (V4L2_FIELD_HAS_BOTTOM(item->vb.field)) |
| 3497 | set->bottom = item; |
| 3498 | |
| 3499 | /* capture request for other field ? */ |
| 3500 | if (!V4L2_FIELD_HAS_BOTH(item->vb.field) && |
| 3501 | (item->vb.queue.next != &btv->capture)) { |
| 3502 | item = list_entry(item->vb.queue.next, struct bttv_buffer, vb.queue); |
| 3503 | if (!V4L2_FIELD_HAS_BOTH(item->vb.field)) { |
| 3504 | if (NULL == set->top && |
| 3505 | V4L2_FIELD_TOP == item->vb.field) { |
| 3506 | set->top = item; |
| 3507 | } |
| 3508 | if (NULL == set->bottom && |
| 3509 | V4L2_FIELD_BOTTOM == item->vb.field) { |
| 3510 | set->bottom = item; |
| 3511 | } |
| 3512 | if (NULL != set->top && NULL != set->bottom) |
| 3513 | set->top_irq = 2; |
| 3514 | } |
| 3515 | } |
| 3516 | } |
| 3517 | |
| 3518 | /* screen overlay ? */ |
| 3519 | if (NULL != btv->screen) { |
| 3520 | if (V4L2_FIELD_HAS_BOTH(btv->screen->vb.field)) { |
| 3521 | if (NULL == set->top && NULL == set->bottom) { |
| 3522 | set->top = btv->screen; |
| 3523 | set->bottom = btv->screen; |
| 3524 | } |
| 3525 | } else { |
| 3526 | if (V4L2_FIELD_TOP == btv->screen->vb.field && |
| 3527 | NULL == set->top) { |
| 3528 | set->top = btv->screen; |
| 3529 | } |
| 3530 | if (V4L2_FIELD_BOTTOM == btv->screen->vb.field && |
| 3531 | NULL == set->bottom) { |
| 3532 | set->bottom = btv->screen; |
| 3533 | } |
| 3534 | } |
| 3535 | } |
| 3536 | |
| 3537 | dprintk("bttv%d: next set: top=%p bottom=%p [screen=%p,irq=%d,%d]\n", |
| 3538 | btv->c.nr,set->top, set->bottom, |
| 3539 | btv->screen,set->frame_irq,set->top_irq); |
| 3540 | return 0; |
| 3541 | } |
| 3542 | |
| 3543 | static void |
| 3544 | bttv_irq_wakeup_video(struct bttv *btv, struct bttv_buffer_set *wakeup, |
| 3545 | struct bttv_buffer_set *curr, unsigned int state) |
| 3546 | { |
| 3547 | struct timeval ts; |
| 3548 | |
| 3549 | do_gettimeofday(&ts); |
| 3550 | |
| 3551 | if (wakeup->top == wakeup->bottom) { |
| 3552 | if (NULL != wakeup->top && curr->top != wakeup->top) { |
| 3553 | if (irq_debug > 1) |
| 3554 | printk("bttv%d: wakeup: both=%p\n",btv->c.nr,wakeup->top); |
| 3555 | wakeup->top->vb.ts = ts; |
| 3556 | wakeup->top->vb.field_count = btv->field_count; |
| 3557 | wakeup->top->vb.state = state; |
| 3558 | wake_up(&wakeup->top->vb.done); |
| 3559 | } |
| 3560 | } else { |
| 3561 | if (NULL != wakeup->top && curr->top != wakeup->top) { |
| 3562 | if (irq_debug > 1) |
| 3563 | printk("bttv%d: wakeup: top=%p\n",btv->c.nr,wakeup->top); |
| 3564 | wakeup->top->vb.ts = ts; |
| 3565 | wakeup->top->vb.field_count = btv->field_count; |
| 3566 | wakeup->top->vb.state = state; |
| 3567 | wake_up(&wakeup->top->vb.done); |
| 3568 | } |
| 3569 | if (NULL != wakeup->bottom && curr->bottom != wakeup->bottom) { |
| 3570 | if (irq_debug > 1) |
| 3571 | printk("bttv%d: wakeup: bottom=%p\n",btv->c.nr,wakeup->bottom); |
| 3572 | wakeup->bottom->vb.ts = ts; |
| 3573 | wakeup->bottom->vb.field_count = btv->field_count; |
| 3574 | wakeup->bottom->vb.state = state; |
| 3575 | wake_up(&wakeup->bottom->vb.done); |
| 3576 | } |
| 3577 | } |
| 3578 | } |
| 3579 | |
| 3580 | static void |
| 3581 | bttv_irq_wakeup_vbi(struct bttv *btv, struct bttv_buffer *wakeup, |
| 3582 | unsigned int state) |
| 3583 | { |
| 3584 | struct timeval ts; |
| 3585 | |
| 3586 | if (NULL == wakeup) |
| 3587 | return; |
| 3588 | |
| 3589 | do_gettimeofday(&ts); |
| 3590 | wakeup->vb.ts = ts; |
| 3591 | wakeup->vb.field_count = btv->field_count; |
| 3592 | wakeup->vb.state = state; |
| 3593 | wake_up(&wakeup->vb.done); |
| 3594 | } |
| 3595 | |
| 3596 | static void bttv_irq_timeout(unsigned long data) |
| 3597 | { |
| 3598 | struct bttv *btv = (struct bttv *)data; |
| 3599 | struct bttv_buffer_set old,new; |
| 3600 | struct bttv_buffer *ovbi; |
| 3601 | struct bttv_buffer *item; |
| 3602 | unsigned long flags; |
| 3603 | |
| 3604 | if (bttv_verbose) { |
| 3605 | printk(KERN_INFO "bttv%d: timeout: drop=%d irq=%d/%d, risc=%08x, ", |
| 3606 | btv->c.nr, btv->framedrop, btv->irq_me, btv->irq_total, |
| 3607 | btread(BT848_RISC_COUNT)); |
| 3608 | bttv_print_irqbits(btread(BT848_INT_STAT),0); |
| 3609 | printk("\n"); |
| 3610 | } |
| 3611 | |
| 3612 | spin_lock_irqsave(&btv->s_lock,flags); |
| 3613 | |
| 3614 | /* deactivate stuff */ |
| 3615 | memset(&new,0,sizeof(new)); |
| 3616 | old = btv->curr; |
| 3617 | ovbi = btv->cvbi; |
| 3618 | btv->curr = new; |
| 3619 | btv->cvbi = NULL; |
| 3620 | btv->loop_irq = 0; |
| 3621 | bttv_buffer_activate_video(btv, &new); |
| 3622 | bttv_buffer_activate_vbi(btv, NULL); |
| 3623 | bttv_set_dma(btv, 0); |
| 3624 | |
| 3625 | /* wake up */ |
| 3626 | bttv_irq_wakeup_video(btv, &old, &new, STATE_ERROR); |
| 3627 | bttv_irq_wakeup_vbi(btv, ovbi, STATE_ERROR); |
| 3628 | |
| 3629 | /* cancel all outstanding capture / vbi requests */ |
| 3630 | while (!list_empty(&btv->capture)) { |
| 3631 | item = list_entry(btv->capture.next, struct bttv_buffer, vb.queue); |
| 3632 | list_del(&item->vb.queue); |
| 3633 | item->vb.state = STATE_ERROR; |
| 3634 | wake_up(&item->vb.done); |
| 3635 | } |
| 3636 | while (!list_empty(&btv->vcapture)) { |
| 3637 | item = list_entry(btv->vcapture.next, struct bttv_buffer, vb.queue); |
| 3638 | list_del(&item->vb.queue); |
| 3639 | item->vb.state = STATE_ERROR; |
| 3640 | wake_up(&item->vb.done); |
| 3641 | } |
| 3642 | |
| 3643 | btv->errors++; |
| 3644 | spin_unlock_irqrestore(&btv->s_lock,flags); |
| 3645 | } |
| 3646 | |
| 3647 | static void |
| 3648 | bttv_irq_wakeup_top(struct bttv *btv) |
| 3649 | { |
| 3650 | struct bttv_buffer *wakeup = btv->curr.top; |
| 3651 | |
| 3652 | if (NULL == wakeup) |
| 3653 | return; |
| 3654 | |
| 3655 | spin_lock(&btv->s_lock); |
| 3656 | btv->curr.top_irq = 0; |
| 3657 | btv->curr.top = NULL; |
| 3658 | bttv_risc_hook(btv, RISC_SLOT_O_FIELD, NULL, 0); |
| 3659 | |
| 3660 | do_gettimeofday(&wakeup->vb.ts); |
| 3661 | wakeup->vb.field_count = btv->field_count; |
| 3662 | wakeup->vb.state = STATE_DONE; |
| 3663 | wake_up(&wakeup->vb.done); |
| 3664 | spin_unlock(&btv->s_lock); |
| 3665 | } |
| 3666 | |
| 3667 | static inline int is_active(struct btcx_riscmem *risc, u32 rc) |
| 3668 | { |
| 3669 | if (rc < risc->dma) |
| 3670 | return 0; |
| 3671 | if (rc > risc->dma + risc->size) |
| 3672 | return 0; |
| 3673 | return 1; |
| 3674 | } |
| 3675 | |
| 3676 | static void |
| 3677 | bttv_irq_switch_video(struct bttv *btv) |
| 3678 | { |
| 3679 | struct bttv_buffer_set new; |
| 3680 | struct bttv_buffer_set old; |
| 3681 | dma_addr_t rc; |
| 3682 | |
| 3683 | spin_lock(&btv->s_lock); |
| 3684 | |
| 3685 | /* new buffer set */ |
| 3686 | bttv_irq_next_video(btv, &new); |
| 3687 | rc = btread(BT848_RISC_COUNT); |
| 3688 | if ((btv->curr.top && is_active(&btv->curr.top->top, rc)) || |
| 3689 | (btv->curr.bottom && is_active(&btv->curr.bottom->bottom, rc))) { |
| 3690 | btv->framedrop++; |
| 3691 | if (debug_latency) |
| 3692 | bttv_irq_debug_low_latency(btv, rc); |
| 3693 | spin_unlock(&btv->s_lock); |
| 3694 | return; |
| 3695 | } |
| 3696 | |
| 3697 | /* switch over */ |
| 3698 | old = btv->curr; |
| 3699 | btv->curr = new; |
| 3700 | btv->loop_irq &= ~1; |
| 3701 | bttv_buffer_activate_video(btv, &new); |
| 3702 | bttv_set_dma(btv, 0); |
| 3703 | |
| 3704 | /* switch input */ |
| 3705 | if (UNSET != btv->new_input) { |
| 3706 | video_mux(btv,btv->new_input); |
| 3707 | btv->new_input = UNSET; |
| 3708 | } |
| 3709 | |
| 3710 | /* wake up finished buffers */ |
| 3711 | bttv_irq_wakeup_video(btv, &old, &new, STATE_DONE); |
| 3712 | spin_unlock(&btv->s_lock); |
| 3713 | } |
| 3714 | |
| 3715 | static void |
| 3716 | bttv_irq_switch_vbi(struct bttv *btv) |
| 3717 | { |
| 3718 | struct bttv_buffer *new = NULL; |
| 3719 | struct bttv_buffer *old; |
| 3720 | u32 rc; |
| 3721 | |
| 3722 | spin_lock(&btv->s_lock); |
| 3723 | |
| 3724 | if (!list_empty(&btv->vcapture)) |
| 3725 | new = list_entry(btv->vcapture.next, struct bttv_buffer, vb.queue); |
| 3726 | old = btv->cvbi; |
| 3727 | |
| 3728 | rc = btread(BT848_RISC_COUNT); |
| 3729 | if (NULL != old && (is_active(&old->top, rc) || |
| 3730 | is_active(&old->bottom, rc))) { |
| 3731 | btv->framedrop++; |
| 3732 | if (debug_latency) |
| 3733 | bttv_irq_debug_low_latency(btv, rc); |
| 3734 | spin_unlock(&btv->s_lock); |
| 3735 | return; |
| 3736 | } |
| 3737 | |
| 3738 | /* switch */ |
| 3739 | btv->cvbi = new; |
| 3740 | btv->loop_irq &= ~4; |
| 3741 | bttv_buffer_activate_vbi(btv, new); |
| 3742 | bttv_set_dma(btv, 0); |
| 3743 | |
| 3744 | bttv_irq_wakeup_vbi(btv, old, STATE_DONE); |
| 3745 | spin_unlock(&btv->s_lock); |
| 3746 | } |
| 3747 | |
| 3748 | static irqreturn_t bttv_irq(int irq, void *dev_id, struct pt_regs * regs) |
| 3749 | { |
| 3750 | u32 stat,astat; |
| 3751 | u32 dstat; |
| 3752 | int count; |
| 3753 | struct bttv *btv; |
| 3754 | int handled = 0; |
| 3755 | |
| 3756 | btv=(struct bttv *)dev_id; |
Mark Weaver | 6c6c0b2 | 2005-11-13 16:07:52 -0800 | [diff] [blame] | 3757 | |
Ricardo Cerqueira | 4abdfed | 2006-01-09 15:25:25 -0200 | [diff] [blame] | 3758 | if (btv->custom_irq) |
| 3759 | handled = btv->custom_irq(btv); |
Mark Weaver | 6c6c0b2 | 2005-11-13 16:07:52 -0800 | [diff] [blame] | 3760 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3761 | count=0; |
| 3762 | while (1) { |
| 3763 | /* get/clear interrupt status bits */ |
| 3764 | stat=btread(BT848_INT_STAT); |
| 3765 | astat=stat&btread(BT848_INT_MASK); |
| 3766 | if (!astat) |
| 3767 | break; |
| 3768 | handled = 1; |
| 3769 | btwrite(stat,BT848_INT_STAT); |
| 3770 | |
| 3771 | /* get device status bits */ |
| 3772 | dstat=btread(BT848_DSTATUS); |
| 3773 | |
| 3774 | if (irq_debug) { |
| 3775 | printk(KERN_DEBUG "bttv%d: irq loop=%d fc=%d " |
| 3776 | "riscs=%x, riscc=%08x, ", |
| 3777 | btv->c.nr, count, btv->field_count, |
| 3778 | stat>>28, btread(BT848_RISC_COUNT)); |
| 3779 | bttv_print_irqbits(stat,astat); |
| 3780 | if (stat & BT848_INT_HLOCK) |
| 3781 | printk(" HLOC => %s", (dstat & BT848_DSTATUS_HLOC) |
| 3782 | ? "yes" : "no"); |
| 3783 | if (stat & BT848_INT_VPRES) |
| 3784 | printk(" PRES => %s", (dstat & BT848_DSTATUS_PRES) |
| 3785 | ? "yes" : "no"); |
| 3786 | if (stat & BT848_INT_FMTCHG) |
| 3787 | printk(" NUML => %s", (dstat & BT848_DSTATUS_NUML) |
| 3788 | ? "625" : "525"); |
| 3789 | printk("\n"); |
| 3790 | } |
| 3791 | |
| 3792 | if (astat&BT848_INT_VSYNC) |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 3793 | btv->field_count++; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3794 | |
Ricardo Cerqueira | 4abdfed | 2006-01-09 15:25:25 -0200 | [diff] [blame] | 3795 | if ((astat & BT848_INT_GPINT) && btv->remote) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3796 | wake_up(&btv->gpioq); |
Ricardo Cerqueira | 4abdfed | 2006-01-09 15:25:25 -0200 | [diff] [blame] | 3797 | bttv_input_irq(btv); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3798 | } |
| 3799 | |
| 3800 | if (astat & BT848_INT_I2CDONE) { |
| 3801 | btv->i2c_done = stat; |
| 3802 | wake_up(&btv->i2c_queue); |
| 3803 | } |
| 3804 | |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 3805 | if ((astat & BT848_INT_RISCI) && (stat & (4<<28))) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3806 | bttv_irq_switch_vbi(btv); |
| 3807 | |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 3808 | if ((astat & BT848_INT_RISCI) && (stat & (2<<28))) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3809 | bttv_irq_wakeup_top(btv); |
| 3810 | |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 3811 | if ((astat & BT848_INT_RISCI) && (stat & (1<<28))) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3812 | bttv_irq_switch_video(btv); |
| 3813 | |
| 3814 | if ((astat & BT848_INT_HLOCK) && btv->opt_automute) |
Hans Verkuil | 8bf2f8e | 2006-03-18 21:31:00 -0300 | [diff] [blame] | 3815 | audio_mute(btv, btv->mute); /* trigger automute */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3816 | |
| 3817 | if (astat & (BT848_INT_SCERR|BT848_INT_OCERR)) { |
| 3818 | printk(KERN_INFO "bttv%d: %s%s @ %08x,",btv->c.nr, |
| 3819 | (astat & BT848_INT_SCERR) ? "SCERR" : "", |
| 3820 | (astat & BT848_INT_OCERR) ? "OCERR" : "", |
| 3821 | btread(BT848_RISC_COUNT)); |
| 3822 | bttv_print_irqbits(stat,astat); |
| 3823 | printk("\n"); |
| 3824 | if (bttv_debug) |
| 3825 | bttv_print_riscaddr(btv); |
| 3826 | } |
| 3827 | if (fdsr && astat & BT848_INT_FDSR) { |
| 3828 | printk(KERN_INFO "bttv%d: FDSR @ %08x\n", |
| 3829 | btv->c.nr,btread(BT848_RISC_COUNT)); |
| 3830 | if (bttv_debug) |
| 3831 | bttv_print_riscaddr(btv); |
| 3832 | } |
| 3833 | |
| 3834 | count++; |
| 3835 | if (count > 4) { |
nshmyrev@yandex.ru | c58c21c | 2005-11-08 21:37:41 -0800 | [diff] [blame] | 3836 | |
| 3837 | if (count > 8 || !(astat & BT848_INT_GPINT)) { |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 3838 | btwrite(0, BT848_INT_MASK); |
nshmyrev@yandex.ru | c58c21c | 2005-11-08 21:37:41 -0800 | [diff] [blame] | 3839 | |
| 3840 | printk(KERN_ERR |
| 3841 | "bttv%d: IRQ lockup, cleared int mask [", btv->c.nr); |
| 3842 | } else { |
| 3843 | printk(KERN_ERR |
| 3844 | "bttv%d: IRQ lockup, clearing GPINT from int mask [", btv->c.nr); |
| 3845 | |
| 3846 | btwrite(btread(BT848_INT_MASK) & (-1 ^ BT848_INT_GPINT), |
| 3847 | BT848_INT_MASK); |
| 3848 | }; |
| 3849 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3850 | bttv_print_irqbits(stat,astat); |
nshmyrev@yandex.ru | c58c21c | 2005-11-08 21:37:41 -0800 | [diff] [blame] | 3851 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3852 | printk("]\n"); |
| 3853 | } |
| 3854 | } |
| 3855 | btv->irq_total++; |
| 3856 | if (handled) |
| 3857 | btv->irq_me++; |
| 3858 | return IRQ_RETVAL(handled); |
| 3859 | } |
| 3860 | |
| 3861 | |
| 3862 | /* ----------------------------------------------------------------------- */ |
| 3863 | /* initialitation */ |
| 3864 | |
| 3865 | static struct video_device *vdev_init(struct bttv *btv, |
| 3866 | struct video_device *template, |
| 3867 | char *type) |
| 3868 | { |
| 3869 | struct video_device *vfd; |
| 3870 | |
| 3871 | vfd = video_device_alloc(); |
| 3872 | if (NULL == vfd) |
| 3873 | return NULL; |
| 3874 | *vfd = *template; |
| 3875 | vfd->minor = -1; |
| 3876 | vfd->dev = &btv->c.pci->dev; |
| 3877 | vfd->release = video_device_release; |
| 3878 | snprintf(vfd->name, sizeof(vfd->name), "BT%d%s %s (%s)", |
| 3879 | btv->id, (btv->id==848 && btv->revision==0x12) ? "A" : "", |
| 3880 | type, bttv_tvcards[btv->c.type].name); |
| 3881 | return vfd; |
| 3882 | } |
| 3883 | |
| 3884 | static void bttv_unregister_video(struct bttv *btv) |
| 3885 | { |
| 3886 | if (btv->video_dev) { |
| 3887 | if (-1 != btv->video_dev->minor) |
| 3888 | video_unregister_device(btv->video_dev); |
| 3889 | else |
| 3890 | video_device_release(btv->video_dev); |
| 3891 | btv->video_dev = NULL; |
| 3892 | } |
| 3893 | if (btv->vbi_dev) { |
| 3894 | if (-1 != btv->vbi_dev->minor) |
| 3895 | video_unregister_device(btv->vbi_dev); |
| 3896 | else |
| 3897 | video_device_release(btv->vbi_dev); |
| 3898 | btv->vbi_dev = NULL; |
| 3899 | } |
| 3900 | if (btv->radio_dev) { |
| 3901 | if (-1 != btv->radio_dev->minor) |
| 3902 | video_unregister_device(btv->radio_dev); |
| 3903 | else |
| 3904 | video_device_release(btv->radio_dev); |
| 3905 | btv->radio_dev = NULL; |
| 3906 | } |
| 3907 | } |
| 3908 | |
| 3909 | /* register video4linux devices */ |
| 3910 | static int __devinit bttv_register_video(struct bttv *btv) |
| 3911 | { |
Mauro Carvalho Chehab | 4dcef52 | 2005-08-04 12:53:30 -0700 | [diff] [blame] | 3912 | if (no_overlay <= 0) { |
| 3913 | bttv_video_template.type |= VID_TYPE_OVERLAY; |
| 3914 | } else { |
| 3915 | printk("bttv: Overlay support disabled.\n"); |
| 3916 | } |
| 3917 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3918 | /* video */ |
| 3919 | btv->video_dev = vdev_init(btv, &bttv_video_template, "video"); |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 3920 | if (NULL == btv->video_dev) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3921 | goto err; |
| 3922 | if (video_register_device(btv->video_dev,VFL_TYPE_GRABBER,video_nr)<0) |
| 3923 | goto err; |
| 3924 | printk(KERN_INFO "bttv%d: registered device video%d\n", |
| 3925 | btv->c.nr,btv->video_dev->minor & 0x1f); |
| 3926 | video_device_create_file(btv->video_dev, &class_device_attr_card); |
| 3927 | |
| 3928 | /* vbi */ |
| 3929 | btv->vbi_dev = vdev_init(btv, &bttv_vbi_template, "vbi"); |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 3930 | if (NULL == btv->vbi_dev) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3931 | goto err; |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 3932 | if (video_register_device(btv->vbi_dev,VFL_TYPE_VBI,vbi_nr)<0) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3933 | goto err; |
| 3934 | printk(KERN_INFO "bttv%d: registered device vbi%d\n", |
| 3935 | btv->c.nr,btv->vbi_dev->minor & 0x1f); |
| 3936 | |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 3937 | if (!btv->has_radio) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3938 | return 0; |
| 3939 | /* radio */ |
| 3940 | btv->radio_dev = vdev_init(btv, &radio_template, "radio"); |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 3941 | if (NULL == btv->radio_dev) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3942 | goto err; |
| 3943 | if (video_register_device(btv->radio_dev, VFL_TYPE_RADIO,radio_nr)<0) |
| 3944 | goto err; |
| 3945 | printk(KERN_INFO "bttv%d: registered device radio%d\n", |
| 3946 | btv->c.nr,btv->radio_dev->minor & 0x1f); |
| 3947 | |
| 3948 | /* all done */ |
| 3949 | return 0; |
| 3950 | |
| 3951 | err: |
| 3952 | bttv_unregister_video(btv); |
| 3953 | return -1; |
| 3954 | } |
| 3955 | |
| 3956 | |
| 3957 | /* on OpenFirmware machines (PowerMac at least), PCI memory cycle */ |
| 3958 | /* response on cards with no firmware is not enabled by OF */ |
| 3959 | static void pci_set_command(struct pci_dev *dev) |
| 3960 | { |
| 3961 | #if defined(__powerpc__) |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 3962 | unsigned int cmd; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3963 | |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 3964 | pci_read_config_dword(dev, PCI_COMMAND, &cmd); |
| 3965 | cmd = (cmd | PCI_COMMAND_MEMORY ); |
| 3966 | pci_write_config_dword(dev, PCI_COMMAND, cmd); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3967 | #endif |
| 3968 | } |
| 3969 | |
| 3970 | static int __devinit bttv_probe(struct pci_dev *dev, |
| 3971 | const struct pci_device_id *pci_id) |
| 3972 | { |
| 3973 | int result; |
| 3974 | unsigned char lat; |
| 3975 | struct bttv *btv; |
| 3976 | |
| 3977 | if (bttv_num == BTTV_MAX) |
| 3978 | return -ENOMEM; |
| 3979 | printk(KERN_INFO "bttv: Bt8xx card found (%d).\n", bttv_num); |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 3980 | btv=&bttvs[bttv_num]; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3981 | memset(btv,0,sizeof(*btv)); |
| 3982 | btv->c.nr = bttv_num; |
| 3983 | sprintf(btv->c.name,"bttv%d",btv->c.nr); |
| 3984 | |
| 3985 | /* initialize structs / fill in defaults */ |
Ingo Molnar | bd5f0ac | 2006-01-13 14:10:24 -0200 | [diff] [blame] | 3986 | mutex_init(&btv->lock); |
| 3987 | mutex_init(&btv->reslock); |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 3988 | spin_lock_init(&btv->s_lock); |
| 3989 | spin_lock_init(&btv->gpio_lock); |
| 3990 | init_waitqueue_head(&btv->gpioq); |
| 3991 | init_waitqueue_head(&btv->i2c_queue); |
| 3992 | INIT_LIST_HEAD(&btv->c.subs); |
| 3993 | INIT_LIST_HEAD(&btv->capture); |
| 3994 | INIT_LIST_HEAD(&btv->vcapture); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3995 | v4l2_prio_init(&btv->prio); |
| 3996 | |
| 3997 | init_timer(&btv->timeout); |
| 3998 | btv->timeout.function = bttv_irq_timeout; |
| 3999 | btv->timeout.data = (unsigned long)btv; |
| 4000 | |
Michael Krufky | 7c08fb0 | 2005-11-08 21:36:21 -0800 | [diff] [blame] | 4001 | btv->i2c_rc = -1; |
| 4002 | btv->tuner_type = UNSET; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4003 | btv->new_input = UNSET; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4004 | btv->has_radio=radio[btv->c.nr]; |
| 4005 | |
| 4006 | /* pci stuff (init, get irq/mmio, ... */ |
| 4007 | btv->c.pci = dev; |
Michael Krufky | 7c08fb0 | 2005-11-08 21:36:21 -0800 | [diff] [blame] | 4008 | btv->id = dev->device; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4009 | if (pci_enable_device(dev)) { |
Michael Krufky | 7c08fb0 | 2005-11-08 21:36:21 -0800 | [diff] [blame] | 4010 | printk(KERN_WARNING "bttv%d: Can't enable device.\n", |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4011 | btv->c.nr); |
| 4012 | return -EIO; |
| 4013 | } |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 4014 | if (pci_set_dma_mask(dev, DMA_32BIT_MASK)) { |
| 4015 | printk(KERN_WARNING "bttv%d: No suitable DMA available.\n", |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4016 | btv->c.nr); |
| 4017 | return -EIO; |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 4018 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4019 | if (!request_mem_region(pci_resource_start(dev,0), |
| 4020 | pci_resource_len(dev,0), |
| 4021 | btv->c.name)) { |
Greg Kroah-Hartman | 228aef6 | 2006-06-12 15:16:52 -0700 | [diff] [blame] | 4022 | printk(KERN_WARNING "bttv%d: can't request iomem (0x%llx).\n", |
| 4023 | btv->c.nr, |
| 4024 | (unsigned long long)pci_resource_start(dev,0)); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4025 | return -EBUSY; |
| 4026 | } |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 4027 | pci_set_master(dev); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4028 | pci_set_command(dev); |
| 4029 | pci_set_drvdata(dev,btv); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4030 | |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 4031 | pci_read_config_byte(dev, PCI_CLASS_REVISION, &btv->revision); |
| 4032 | pci_read_config_byte(dev, PCI_LATENCY_TIMER, &lat); |
| 4033 | printk(KERN_INFO "bttv%d: Bt%d (rev %d) at %s, ", |
| 4034 | bttv_num,btv->id, btv->revision, pci_name(dev)); |
Greg Kroah-Hartman | 228aef6 | 2006-06-12 15:16:52 -0700 | [diff] [blame] | 4035 | printk("irq: %d, latency: %d, mmio: 0x%llx\n", |
| 4036 | btv->c.pci->irq, lat, |
| 4037 | (unsigned long long)pci_resource_start(dev,0)); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4038 | schedule(); |
| 4039 | |
| 4040 | btv->bt848_mmio=ioremap(pci_resource_start(dev,0), 0x1000); |
| 4041 | if (NULL == ioremap(pci_resource_start(dev,0), 0x1000)) { |
| 4042 | printk("bttv%d: ioremap() failed\n", btv->c.nr); |
| 4043 | result = -EIO; |
| 4044 | goto fail1; |
| 4045 | } |
| 4046 | |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 4047 | /* identify card */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4048 | bttv_idcard(btv); |
| 4049 | |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 4050 | /* disable irqs, register irq handler */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4051 | btwrite(0, BT848_INT_MASK); |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 4052 | result = request_irq(btv->c.pci->irq, bttv_irq, |
Thomas Gleixner | 8076fe3 | 2006-07-01 19:29:37 -0700 | [diff] [blame^] | 4053 | IRQF_SHARED | IRQF_DISABLED,btv->c.name,(void *)btv); |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 4054 | if (result < 0) { |
| 4055 | printk(KERN_ERR "bttv%d: can't get IRQ %d\n", |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4056 | bttv_num,btv->c.pci->irq); |
| 4057 | goto fail1; |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 4058 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4059 | |
| 4060 | if (0 != bttv_handle_chipset(btv)) { |
| 4061 | result = -EIO; |
| 4062 | goto fail2; |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 4063 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4064 | |
| 4065 | /* init options from insmod args */ |
| 4066 | btv->opt_combfilter = combfilter; |
| 4067 | btv->opt_lumafilter = lumafilter; |
| 4068 | btv->opt_automute = automute; |
| 4069 | btv->opt_chroma_agc = chroma_agc; |
| 4070 | btv->opt_adc_crush = adc_crush; |
| 4071 | btv->opt_vcr_hack = vcr_hack; |
| 4072 | btv->opt_whitecrush_upper = whitecrush_upper; |
| 4073 | btv->opt_whitecrush_lower = whitecrush_lower; |
Mauro Carvalho Chehab | 060d302 | 2005-06-28 20:45:25 -0700 | [diff] [blame] | 4074 | btv->opt_uv_ratio = uv_ratio; |
| 4075 | btv->opt_full_luma_range = full_luma_range; |
| 4076 | btv->opt_coring = coring; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4077 | |
| 4078 | /* fill struct bttv with some useful defaults */ |
| 4079 | btv->init.btv = btv; |
| 4080 | btv->init.ov.w.width = 320; |
| 4081 | btv->init.ov.w.height = 240; |
| 4082 | btv->init.fmt = format_by_palette(VIDEO_PALETTE_RGB24); |
| 4083 | btv->init.width = 320; |
| 4084 | btv->init.height = 240; |
| 4085 | btv->init.lines = 16; |
| 4086 | btv->input = 0; |
| 4087 | |
| 4088 | /* initialize hardware */ |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 4089 | if (bttv_gpio) |
| 4090 | bttv_gpio_tracking(btv,"pre-init"); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4091 | |
| 4092 | bttv_risc_init_main(btv); |
| 4093 | init_bt848(btv); |
| 4094 | |
| 4095 | /* gpio */ |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 4096 | btwrite(0x00, BT848_GPIO_REG_INP); |
| 4097 | btwrite(0x00, BT848_GPIO_OUT_EN); |
| 4098 | if (bttv_verbose) |
| 4099 | bttv_gpio_tracking(btv,"init"); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4100 | |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 4101 | /* needs to be done before i2c is registered */ |
| 4102 | bttv_init_card1(btv); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4103 | |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 4104 | /* register i2c + gpio */ |
| 4105 | init_bttv_i2c(btv); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4106 | |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 4107 | /* some card-specific stuff (needs working i2c) */ |
| 4108 | bttv_init_card2(btv); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4109 | init_irqreg(btv); |
| 4110 | |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 4111 | /* register video4linux + input */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4112 | if (!bttv_tvcards[btv->c.type].no_video) { |
| 4113 | bttv_register_video(btv); |
| 4114 | bt848_bright(btv,32768); |
| 4115 | bt848_contrast(btv,32768); |
| 4116 | bt848_hue(btv,32768); |
| 4117 | bt848_sat(btv,32768); |
Hans Verkuil | 8bf2f8e | 2006-03-18 21:31:00 -0300 | [diff] [blame] | 4118 | audio_mute(btv, 1); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4119 | set_input(btv,0); |
| 4120 | } |
| 4121 | |
| 4122 | /* add subdevices */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4123 | if (bttv_tvcards[btv->c.type].has_dvb) |
| 4124 | bttv_sub_add_device(&btv->c, "dvb"); |
| 4125 | |
Ricardo Cerqueira | 4abdfed | 2006-01-09 15:25:25 -0200 | [diff] [blame] | 4126 | bttv_input_init(btv); |
| 4127 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4128 | /* everything is fine */ |
| 4129 | bttv_num++; |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 4130 | return 0; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4131 | |
| 4132 | fail2: |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 4133 | free_irq(btv->c.pci->irq,btv); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4134 | |
| 4135 | fail1: |
| 4136 | if (btv->bt848_mmio) |
| 4137 | iounmap(btv->bt848_mmio); |
| 4138 | release_mem_region(pci_resource_start(btv->c.pci,0), |
| 4139 | pci_resource_len(btv->c.pci,0)); |
| 4140 | pci_set_drvdata(dev,NULL); |
| 4141 | return result; |
| 4142 | } |
| 4143 | |
| 4144 | static void __devexit bttv_remove(struct pci_dev *pci_dev) |
| 4145 | { |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 4146 | struct bttv *btv = pci_get_drvdata(pci_dev); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4147 | |
| 4148 | if (bttv_verbose) |
| 4149 | printk("bttv%d: unloading\n",btv->c.nr); |
| 4150 | |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 4151 | /* shutdown everything (DMA+IRQs) */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4152 | btand(~15, BT848_GPIO_DMA_CTL); |
| 4153 | btwrite(0, BT848_INT_MASK); |
| 4154 | btwrite(~0x0, BT848_INT_STAT); |
| 4155 | btwrite(0x0, BT848_GPIO_OUT_EN); |
| 4156 | if (bttv_gpio) |
| 4157 | bttv_gpio_tracking(btv,"cleanup"); |
| 4158 | |
| 4159 | /* tell gpio modules we are leaving ... */ |
| 4160 | btv->shutdown=1; |
| 4161 | wake_up(&btv->gpioq); |
Ricardo Cerqueira | 4abdfed | 2006-01-09 15:25:25 -0200 | [diff] [blame] | 4162 | bttv_input_fini(btv); |
Christopher Pascoe | 889aee8 | 2006-01-09 15:25:28 -0200 | [diff] [blame] | 4163 | bttv_sub_del_devices(&btv->c); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4164 | |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 4165 | /* unregister i2c_bus + input */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4166 | fini_bttv_i2c(btv); |
| 4167 | |
| 4168 | /* unregister video4linux */ |
| 4169 | bttv_unregister_video(btv); |
| 4170 | |
| 4171 | /* free allocated memory */ |
| 4172 | btcx_riscmem_free(btv->c.pci,&btv->main); |
| 4173 | |
| 4174 | /* free ressources */ |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 4175 | free_irq(btv->c.pci->irq,btv); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4176 | iounmap(btv->bt848_mmio); |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 4177 | release_mem_region(pci_resource_start(btv->c.pci,0), |
| 4178 | pci_resource_len(btv->c.pci,0)); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4179 | |
| 4180 | pci_set_drvdata(pci_dev, NULL); |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 4181 | return; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4182 | } |
| 4183 | |
| 4184 | static int bttv_suspend(struct pci_dev *pci_dev, pm_message_t state) |
| 4185 | { |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 4186 | struct bttv *btv = pci_get_drvdata(pci_dev); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4187 | struct bttv_buffer_set idle; |
| 4188 | unsigned long flags; |
| 4189 | |
Mauro Carvalho Chehab | 0f97a93 | 2005-09-09 13:04:05 -0700 | [diff] [blame] | 4190 | dprintk("bttv%d: suspend %d\n", btv->c.nr, state.event); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4191 | |
| 4192 | /* stop dma + irqs */ |
| 4193 | spin_lock_irqsave(&btv->s_lock,flags); |
| 4194 | memset(&idle, 0, sizeof(idle)); |
| 4195 | btv->state.video = btv->curr; |
| 4196 | btv->state.vbi = btv->cvbi; |
| 4197 | btv->state.loop_irq = btv->loop_irq; |
| 4198 | btv->curr = idle; |
| 4199 | btv->loop_irq = 0; |
| 4200 | bttv_buffer_activate_video(btv, &idle); |
| 4201 | bttv_buffer_activate_vbi(btv, NULL); |
| 4202 | bttv_set_dma(btv, 0); |
| 4203 | btwrite(0, BT848_INT_MASK); |
| 4204 | spin_unlock_irqrestore(&btv->s_lock,flags); |
| 4205 | |
| 4206 | /* save bt878 state */ |
| 4207 | btv->state.gpio_enable = btread(BT848_GPIO_OUT_EN); |
| 4208 | btv->state.gpio_data = gpio_read(); |
| 4209 | |
| 4210 | /* save pci state */ |
| 4211 | pci_save_state(pci_dev); |
| 4212 | if (0 != pci_set_power_state(pci_dev, pci_choose_state(pci_dev, state))) { |
| 4213 | pci_disable_device(pci_dev); |
| 4214 | btv->state.disabled = 1; |
| 4215 | } |
| 4216 | return 0; |
| 4217 | } |
| 4218 | |
| 4219 | static int bttv_resume(struct pci_dev *pci_dev) |
| 4220 | { |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 4221 | struct bttv *btv = pci_get_drvdata(pci_dev); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4222 | unsigned long flags; |
Mauro Carvalho Chehab | 08adb9e | 2005-09-09 13:03:55 -0700 | [diff] [blame] | 4223 | int err; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4224 | |
| 4225 | dprintk("bttv%d: resume\n", btv->c.nr); |
| 4226 | |
| 4227 | /* restore pci state */ |
| 4228 | if (btv->state.disabled) { |
Mauro Carvalho Chehab | 08adb9e | 2005-09-09 13:03:55 -0700 | [diff] [blame] | 4229 | err=pci_enable_device(pci_dev); |
| 4230 | if (err) { |
| 4231 | printk(KERN_WARNING "bttv%d: Can't enable device.\n", |
| 4232 | btv->c.nr); |
| 4233 | return err; |
| 4234 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4235 | btv->state.disabled = 0; |
| 4236 | } |
Mauro Carvalho Chehab | 08adb9e | 2005-09-09 13:03:55 -0700 | [diff] [blame] | 4237 | err=pci_set_power_state(pci_dev, PCI_D0); |
| 4238 | if (err) { |
| 4239 | pci_disable_device(pci_dev); |
| 4240 | printk(KERN_WARNING "bttv%d: Can't enable device.\n", |
| 4241 | btv->c.nr); |
| 4242 | btv->state.disabled = 1; |
| 4243 | return err; |
| 4244 | } |
| 4245 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4246 | pci_restore_state(pci_dev); |
| 4247 | |
| 4248 | /* restore bt878 state */ |
| 4249 | bttv_reinit_bt848(btv); |
| 4250 | gpio_inout(0xffffff, btv->state.gpio_enable); |
| 4251 | gpio_write(btv->state.gpio_data); |
| 4252 | |
| 4253 | /* restart dma */ |
| 4254 | spin_lock_irqsave(&btv->s_lock,flags); |
| 4255 | btv->curr = btv->state.video; |
| 4256 | btv->cvbi = btv->state.vbi; |
| 4257 | btv->loop_irq = btv->state.loop_irq; |
| 4258 | bttv_buffer_activate_video(btv, &btv->curr); |
| 4259 | bttv_buffer_activate_vbi(btv, btv->cvbi); |
| 4260 | bttv_set_dma(btv, 0); |
| 4261 | spin_unlock_irqrestore(&btv->s_lock,flags); |
| 4262 | return 0; |
| 4263 | } |
| 4264 | |
| 4265 | static struct pci_device_id bttv_pci_tbl[] = { |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 4266 | {PCI_VENDOR_ID_BROOKTREE, PCI_DEVICE_ID_BT848, |
| 4267 | PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4268 | {PCI_VENDOR_ID_BROOKTREE, PCI_DEVICE_ID_BT849, |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 4269 | PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4270 | {PCI_VENDOR_ID_BROOKTREE, PCI_DEVICE_ID_BT878, |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 4271 | PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4272 | {PCI_VENDOR_ID_BROOKTREE, PCI_DEVICE_ID_BT879, |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 4273 | PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, |
| 4274 | {0,} |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4275 | }; |
| 4276 | |
| 4277 | MODULE_DEVICE_TABLE(pci, bttv_pci_tbl); |
| 4278 | |
| 4279 | static struct pci_driver bttv_pci_driver = { |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 4280 | .name = "bttv", |
| 4281 | .id_table = bttv_pci_tbl, |
| 4282 | .probe = bttv_probe, |
| 4283 | .remove = __devexit_p(bttv_remove), |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4284 | .suspend = bttv_suspend, |
| 4285 | .resume = bttv_resume, |
| 4286 | }; |
| 4287 | |
| 4288 | static int bttv_init_module(void) |
| 4289 | { |
| 4290 | bttv_num = 0; |
| 4291 | |
| 4292 | printk(KERN_INFO "bttv: driver version %d.%d.%d loaded\n", |
| 4293 | (BTTV_VERSION_CODE >> 16) & 0xff, |
| 4294 | (BTTV_VERSION_CODE >> 8) & 0xff, |
| 4295 | BTTV_VERSION_CODE & 0xff); |
| 4296 | #ifdef SNAPSHOT |
| 4297 | printk(KERN_INFO "bttv: snapshot date %04d-%02d-%02d\n", |
| 4298 | SNAPSHOT/10000, (SNAPSHOT/100)%100, SNAPSHOT%100); |
| 4299 | #endif |
| 4300 | if (gbuffers < 2 || gbuffers > VIDEO_MAX_FRAME) |
| 4301 | gbuffers = 2; |
| 4302 | if (gbufsize < 0 || gbufsize > BTTV_MAX_FBUF) |
| 4303 | gbufsize = BTTV_MAX_FBUF; |
| 4304 | gbufsize = (gbufsize + PAGE_SIZE - 1) & PAGE_MASK; |
| 4305 | if (bttv_verbose) |
| 4306 | printk(KERN_INFO "bttv: using %d buffers with %dk (%d pages) each for capture\n", |
| 4307 | gbuffers, gbufsize >> 10, gbufsize >> PAGE_SHIFT); |
| 4308 | |
| 4309 | bttv_check_chipset(); |
| 4310 | |
| 4311 | bus_register(&bttv_sub_bus_type); |
Otavio Salvador | 2304759 | 2006-01-09 15:25:17 -0200 | [diff] [blame] | 4312 | return pci_register_driver(&bttv_pci_driver); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4313 | } |
| 4314 | |
| 4315 | static void bttv_cleanup_module(void) |
| 4316 | { |
| 4317 | pci_unregister_driver(&bttv_pci_driver); |
| 4318 | bus_unregister(&bttv_sub_bus_type); |
| 4319 | return; |
| 4320 | } |
| 4321 | |
| 4322 | module_init(bttv_init_module); |
| 4323 | module_exit(bttv_cleanup_module); |
| 4324 | |
| 4325 | /* |
| 4326 | * Local variables: |
| 4327 | * c-basic-offset: 8 |
| 4328 | * End: |
| 4329 | */ |