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> |
Mauro Carvalho Chehab | b5b8ab8 | 2006-01-09 15:25:20 -0200 | [diff] [blame] | 39 | |
Mauro Carvalho Chehab | fa9846a | 2005-07-12 13:58:42 -0700 | [diff] [blame] | 40 | #include <linux/dma-mapping.h> |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 41 | |
| 42 | #include <asm/io.h> |
| 43 | #include <asm/byteorder.h> |
| 44 | |
Mauro Carvalho Chehab | 24a70fd | 2005-09-09 13:03:39 -0700 | [diff] [blame] | 45 | #include "rds.h" |
| 46 | |
| 47 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 48 | unsigned int bttv_num; /* number of Bt848s in use */ |
| 49 | struct bttv bttvs[BTTV_MAX]; |
| 50 | |
Mauro Carvalho Chehab | a5ed425 | 2006-01-13 14:10:19 -0200 | [diff] [blame] | 51 | unsigned int bttv_debug; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 52 | unsigned int bttv_verbose = 1; |
Mauro Carvalho Chehab | a5ed425 | 2006-01-13 14:10:19 -0200 | [diff] [blame] | 53 | unsigned int bttv_gpio; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 54 | |
| 55 | /* config variables */ |
| 56 | #ifdef __BIG_ENDIAN |
| 57 | static unsigned int bigendian=1; |
| 58 | #else |
Mauro Carvalho Chehab | a5ed425 | 2006-01-13 14:10:19 -0200 | [diff] [blame] | 59 | static unsigned int bigendian; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 60 | #endif |
| 61 | static unsigned int radio[BTTV_MAX]; |
Mauro Carvalho Chehab | a5ed425 | 2006-01-13 14:10:19 -0200 | [diff] [blame] | 62 | static unsigned int irq_debug; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 63 | static unsigned int gbuffers = 8; |
| 64 | static unsigned int gbufsize = 0x208000; |
| 65 | |
| 66 | static int video_nr = -1; |
| 67 | static int radio_nr = -1; |
| 68 | static int vbi_nr = -1; |
Mauro Carvalho Chehab | a5ed425 | 2006-01-13 14:10:19 -0200 | [diff] [blame] | 69 | static int debug_latency; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 70 | |
Mauro Carvalho Chehab | a5ed425 | 2006-01-13 14:10:19 -0200 | [diff] [blame] | 71 | static unsigned int fdsr; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 72 | |
| 73 | /* options */ |
Mauro Carvalho Chehab | a5ed425 | 2006-01-13 14:10:19 -0200 | [diff] [blame] | 74 | static unsigned int combfilter; |
| 75 | static unsigned int lumafilter; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 76 | static unsigned int automute = 1; |
Mauro Carvalho Chehab | a5ed425 | 2006-01-13 14:10:19 -0200 | [diff] [blame] | 77 | static unsigned int chroma_agc; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 78 | static unsigned int adc_crush = 1; |
| 79 | static unsigned int whitecrush_upper = 0xCF; |
| 80 | static unsigned int whitecrush_lower = 0x7F; |
Mauro Carvalho Chehab | a5ed425 | 2006-01-13 14:10:19 -0200 | [diff] [blame] | 81 | static unsigned int vcr_hack; |
| 82 | static unsigned int irq_iswitch; |
Mauro Carvalho Chehab | 060d302 | 2005-06-28 20:45:25 -0700 | [diff] [blame] | 83 | static unsigned int uv_ratio = 50; |
Mauro Carvalho Chehab | a5ed425 | 2006-01-13 14:10:19 -0200 | [diff] [blame] | 84 | static unsigned int full_luma_range; |
| 85 | static unsigned int coring; |
Mauro Carvalho Chehab | 4dcef52 | 2005-08-04 12:53:30 -0700 | [diff] [blame] | 86 | extern int no_overlay; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 87 | |
| 88 | /* API features (turn on/off stuff for testing) */ |
| 89 | static unsigned int v4l2 = 1; |
| 90 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 91 | /* insmod args */ |
| 92 | module_param(bttv_verbose, int, 0644); |
| 93 | module_param(bttv_gpio, int, 0644); |
| 94 | module_param(bttv_debug, int, 0644); |
| 95 | module_param(irq_debug, int, 0644); |
| 96 | module_param(debug_latency, int, 0644); |
| 97 | |
| 98 | module_param(fdsr, int, 0444); |
| 99 | module_param(video_nr, int, 0444); |
| 100 | module_param(radio_nr, int, 0444); |
| 101 | module_param(vbi_nr, int, 0444); |
| 102 | module_param(gbuffers, int, 0444); |
| 103 | module_param(gbufsize, int, 0444); |
| 104 | |
| 105 | module_param(v4l2, int, 0644); |
| 106 | module_param(bigendian, int, 0644); |
| 107 | module_param(irq_iswitch, int, 0644); |
| 108 | module_param(combfilter, int, 0444); |
| 109 | module_param(lumafilter, int, 0444); |
| 110 | module_param(automute, int, 0444); |
| 111 | module_param(chroma_agc, int, 0444); |
| 112 | module_param(adc_crush, int, 0444); |
| 113 | module_param(whitecrush_upper, int, 0444); |
| 114 | module_param(whitecrush_lower, int, 0444); |
| 115 | module_param(vcr_hack, int, 0444); |
Mauro Carvalho Chehab | 060d302 | 2005-06-28 20:45:25 -0700 | [diff] [blame] | 116 | module_param(uv_ratio, int, 0444); |
| 117 | module_param(full_luma_range, int, 0444); |
| 118 | module_param(coring, int, 0444); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 119 | |
| 120 | module_param_array(radio, int, NULL, 0444); |
| 121 | |
| 122 | MODULE_PARM_DESC(radio,"The TV card supports radio, default is 0 (no)"); |
| 123 | MODULE_PARM_DESC(bigendian,"byte order of the framebuffer, default is native endian"); |
| 124 | MODULE_PARM_DESC(bttv_verbose,"verbose startup messages, default is 1 (yes)"); |
| 125 | MODULE_PARM_DESC(bttv_gpio,"log gpio changes, default is 0 (no)"); |
| 126 | MODULE_PARM_DESC(bttv_debug,"debug messages, default is 0 (no)"); |
| 127 | MODULE_PARM_DESC(irq_debug,"irq handler debug messages, default is 0 (no)"); |
| 128 | MODULE_PARM_DESC(gbuffers,"number of capture buffers. range 2-32, default 8"); |
| 129 | MODULE_PARM_DESC(gbufsize,"size of the capture buffers, default is 0x208000"); |
| 130 | MODULE_PARM_DESC(automute,"mute audio on bad/missing video signal, default is 1 (yes)"); |
| 131 | MODULE_PARM_DESC(chroma_agc,"enables the AGC of chroma signal, default is 0 (no)"); |
| 132 | MODULE_PARM_DESC(adc_crush,"enables the luminance ADC crush, default is 1 (yes)"); |
| 133 | MODULE_PARM_DESC(whitecrush_upper,"sets the white crush upper value, default is 207"); |
| 134 | MODULE_PARM_DESC(whitecrush_lower,"sets the white crush lower value, default is 127"); |
| 135 | MODULE_PARM_DESC(vcr_hack,"enables the VCR hack (improves synch on poor VCR tapes), default is 0 (no)"); |
| 136 | MODULE_PARM_DESC(irq_iswitch,"switch inputs in irq handler"); |
Mauro Carvalho Chehab | 060d302 | 2005-06-28 20:45:25 -0700 | [diff] [blame] | 137 | MODULE_PARM_DESC(uv_ratio,"ratio between u and v gains, default is 50"); |
| 138 | MODULE_PARM_DESC(full_luma_range,"use the full luma range, default is 0 (no)"); |
| 139 | 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] | 140 | |
| 141 | MODULE_DESCRIPTION("bttv - v4l/v4l2 driver module for bt848/878 based cards"); |
| 142 | MODULE_AUTHOR("Ralph Metzler & Marcus Metzler & Gerd Knorr"); |
| 143 | MODULE_LICENSE("GPL"); |
| 144 | |
| 145 | /* ----------------------------------------------------------------------- */ |
| 146 | /* sysfs */ |
| 147 | |
| 148 | static ssize_t show_card(struct class_device *cd, char *buf) |
| 149 | { |
| 150 | struct video_device *vfd = to_video_device(cd); |
| 151 | struct bttv *btv = dev_get_drvdata(vfd->dev); |
| 152 | return sprintf(buf, "%d\n", btv ? btv->c.type : UNSET); |
| 153 | } |
| 154 | static CLASS_DEVICE_ATTR(card, S_IRUGO, show_card, NULL); |
| 155 | |
| 156 | /* ----------------------------------------------------------------------- */ |
| 157 | /* static data */ |
| 158 | |
| 159 | /* special timing tables from conexant... */ |
| 160 | static u8 SRAM_Table[][60] = |
| 161 | { |
| 162 | /* PAL digital input over GPIO[7:0] */ |
| 163 | { |
| 164 | 45, // 45 bytes following |
| 165 | 0x36,0x11,0x01,0x00,0x90,0x02,0x05,0x10,0x04,0x16, |
| 166 | 0x12,0x05,0x11,0x00,0x04,0x12,0xC0,0x00,0x31,0x00, |
| 167 | 0x06,0x51,0x08,0x03,0x89,0x08,0x07,0xC0,0x44,0x00, |
| 168 | 0x81,0x01,0x01,0xA9,0x0D,0x02,0x02,0x50,0x03,0x37, |
| 169 | 0x37,0x00,0xAF,0x21,0x00 |
| 170 | }, |
| 171 | /* NTSC digital input over GPIO[7:0] */ |
| 172 | { |
| 173 | 51, // 51 bytes following |
| 174 | 0x0C,0xC0,0x00,0x00,0x90,0x02,0x03,0x10,0x03,0x06, |
| 175 | 0x10,0x04,0x12,0x12,0x05,0x02,0x13,0x04,0x19,0x00, |
| 176 | 0x04,0x39,0x00,0x06,0x59,0x08,0x03,0x83,0x08,0x07, |
| 177 | 0x03,0x50,0x00,0xC0,0x40,0x00,0x86,0x01,0x01,0xA6, |
| 178 | 0x0D,0x02,0x03,0x11,0x01,0x05,0x37,0x00,0xAC,0x21, |
| 179 | 0x00, |
| 180 | }, |
| 181 | // TGB_NTSC392 // quartzsight |
| 182 | // This table has been modified to be used for Fusion Rev D |
| 183 | { |
| 184 | 0x2A, // size of table = 42 |
| 185 | 0x06, 0x08, 0x04, 0x0a, 0xc0, 0x00, 0x18, 0x08, 0x03, 0x24, |
| 186 | 0x08, 0x07, 0x02, 0x90, 0x02, 0x08, 0x10, 0x04, 0x0c, 0x10, |
| 187 | 0x05, 0x2c, 0x11, 0x04, 0x55, 0x48, 0x00, 0x05, 0x50, 0x00, |
| 188 | 0xbf, 0x0c, 0x02, 0x2f, 0x3d, 0x00, 0x2f, 0x3f, 0x00, 0xc3, |
| 189 | 0x20, 0x00 |
| 190 | } |
| 191 | }; |
| 192 | |
| 193 | const struct bttv_tvnorm bttv_tvnorms[] = { |
| 194 | /* PAL-BDGHI */ |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 195 | /* max. active video is actually 922, but 924 is divisible by 4 and 3! */ |
| 196 | /* 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] | 197 | { |
| 198 | .v4l2_id = V4L2_STD_PAL, |
| 199 | .name = "PAL", |
| 200 | .Fsc = 35468950, |
| 201 | .swidth = 924, |
| 202 | .sheight = 576, |
| 203 | .totalwidth = 1135, |
| 204 | .adelay = 0x7f, |
| 205 | .bdelay = 0x72, |
| 206 | .iform = (BT848_IFORM_PAL_BDGHI|BT848_IFORM_XT1), |
| 207 | .scaledtwidth = 1135, |
| 208 | .hdelayx1 = 186, |
| 209 | .hactivex1 = 924, |
| 210 | .vdelay = 0x20, |
| 211 | .vbipack = 255, |
| 212 | .sram = 0, |
Michael H. Schimek | 67f1570 | 2006-01-09 15:25:27 -0200 | [diff] [blame] | 213 | /* ITU-R frame line number of the first VBI line |
| 214 | we can capture, of the first and second field. */ |
| 215 | .vbistart = { 7,320 }, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 216 | },{ |
Hans Verkuil | d97a11e | 2006-02-07 06:48:40 -0200 | [diff] [blame] | 217 | .v4l2_id = V4L2_STD_NTSC_M | V4L2_STD_NTSC_M_KR, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 218 | .name = "NTSC", |
| 219 | .Fsc = 28636363, |
| 220 | .swidth = 768, |
| 221 | .sheight = 480, |
| 222 | .totalwidth = 910, |
| 223 | .adelay = 0x68, |
| 224 | .bdelay = 0x5d, |
| 225 | .iform = (BT848_IFORM_NTSC|BT848_IFORM_XT0), |
| 226 | .scaledtwidth = 910, |
| 227 | .hdelayx1 = 128, |
| 228 | .hactivex1 = 910, |
| 229 | .vdelay = 0x1a, |
| 230 | .vbipack = 144, |
| 231 | .sram = 1, |
Michael H. Schimek | 67f1570 | 2006-01-09 15:25:27 -0200 | [diff] [blame] | 232 | .vbistart = { 10, 273 }, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 233 | },{ |
| 234 | .v4l2_id = V4L2_STD_SECAM, |
| 235 | .name = "SECAM", |
| 236 | .Fsc = 35468950, |
| 237 | .swidth = 924, |
| 238 | .sheight = 576, |
| 239 | .totalwidth = 1135, |
| 240 | .adelay = 0x7f, |
| 241 | .bdelay = 0xb0, |
| 242 | .iform = (BT848_IFORM_SECAM|BT848_IFORM_XT1), |
| 243 | .scaledtwidth = 1135, |
| 244 | .hdelayx1 = 186, |
| 245 | .hactivex1 = 922, |
| 246 | .vdelay = 0x20, |
| 247 | .vbipack = 255, |
| 248 | .sram = 0, /* like PAL, correct? */ |
Michael H. Schimek | 67f1570 | 2006-01-09 15:25:27 -0200 | [diff] [blame] | 249 | .vbistart = { 7, 320 }, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 250 | },{ |
| 251 | .v4l2_id = V4L2_STD_PAL_Nc, |
| 252 | .name = "PAL-Nc", |
| 253 | .Fsc = 28636363, |
| 254 | .swidth = 640, |
| 255 | .sheight = 576, |
| 256 | .totalwidth = 910, |
| 257 | .adelay = 0x68, |
| 258 | .bdelay = 0x5d, |
| 259 | .iform = (BT848_IFORM_PAL_NC|BT848_IFORM_XT0), |
| 260 | .scaledtwidth = 780, |
| 261 | .hdelayx1 = 130, |
| 262 | .hactivex1 = 734, |
| 263 | .vdelay = 0x1a, |
| 264 | .vbipack = 144, |
| 265 | .sram = -1, |
Michael H. Schimek | 67f1570 | 2006-01-09 15:25:27 -0200 | [diff] [blame] | 266 | .vbistart = { 7, 320 }, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 267 | },{ |
| 268 | .v4l2_id = V4L2_STD_PAL_M, |
| 269 | .name = "PAL-M", |
| 270 | .Fsc = 28636363, |
| 271 | .swidth = 640, |
| 272 | .sheight = 480, |
| 273 | .totalwidth = 910, |
| 274 | .adelay = 0x68, |
| 275 | .bdelay = 0x5d, |
| 276 | .iform = (BT848_IFORM_PAL_M|BT848_IFORM_XT0), |
| 277 | .scaledtwidth = 780, |
| 278 | .hdelayx1 = 135, |
| 279 | .hactivex1 = 754, |
| 280 | .vdelay = 0x1a, |
| 281 | .vbipack = 144, |
| 282 | .sram = -1, |
Michael H. Schimek | 67f1570 | 2006-01-09 15:25:27 -0200 | [diff] [blame] | 283 | .vbistart = { 10, 273 }, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 284 | },{ |
| 285 | .v4l2_id = V4L2_STD_PAL_N, |
| 286 | .name = "PAL-N", |
| 287 | .Fsc = 35468950, |
| 288 | .swidth = 768, |
| 289 | .sheight = 576, |
| 290 | .totalwidth = 1135, |
| 291 | .adelay = 0x7f, |
| 292 | .bdelay = 0x72, |
| 293 | .iform = (BT848_IFORM_PAL_N|BT848_IFORM_XT1), |
| 294 | .scaledtwidth = 944, |
| 295 | .hdelayx1 = 186, |
| 296 | .hactivex1 = 922, |
| 297 | .vdelay = 0x20, |
| 298 | .vbipack = 144, |
| 299 | .sram = -1, |
Michael H. Schimek | 67f1570 | 2006-01-09 15:25:27 -0200 | [diff] [blame] | 300 | .vbistart = { 7, 320}, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 301 | },{ |
| 302 | .v4l2_id = V4L2_STD_NTSC_M_JP, |
| 303 | .name = "NTSC-JP", |
| 304 | .Fsc = 28636363, |
| 305 | .swidth = 640, |
| 306 | .sheight = 480, |
| 307 | .totalwidth = 910, |
| 308 | .adelay = 0x68, |
| 309 | .bdelay = 0x5d, |
| 310 | .iform = (BT848_IFORM_NTSC_J|BT848_IFORM_XT0), |
| 311 | .scaledtwidth = 780, |
| 312 | .hdelayx1 = 135, |
| 313 | .hactivex1 = 754, |
| 314 | .vdelay = 0x16, |
| 315 | .vbipack = 144, |
| 316 | .sram = -1, |
Michael H. Schimek | 67f1570 | 2006-01-09 15:25:27 -0200 | [diff] [blame] | 317 | .vbistart = {10, 273}, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 318 | },{ |
| 319 | /* that one hopefully works with the strange timing |
| 320 | * which video recorders produce when playing a NTSC |
| 321 | * tape on a PAL TV ... */ |
| 322 | .v4l2_id = V4L2_STD_PAL_60, |
| 323 | .name = "PAL-60", |
| 324 | .Fsc = 35468950, |
| 325 | .swidth = 924, |
| 326 | .sheight = 480, |
| 327 | .totalwidth = 1135, |
| 328 | .adelay = 0x7f, |
| 329 | .bdelay = 0x72, |
| 330 | .iform = (BT848_IFORM_PAL_BDGHI|BT848_IFORM_XT1), |
| 331 | .scaledtwidth = 1135, |
| 332 | .hdelayx1 = 186, |
| 333 | .hactivex1 = 924, |
| 334 | .vdelay = 0x1a, |
| 335 | .vbipack = 255, |
| 336 | .vtotal = 524, |
| 337 | .sram = -1, |
Michael H. Schimek | 67f1570 | 2006-01-09 15:25:27 -0200 | [diff] [blame] | 338 | .vbistart = { 10, 273 }, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 339 | } |
| 340 | }; |
| 341 | static const unsigned int BTTV_TVNORMS = ARRAY_SIZE(bttv_tvnorms); |
| 342 | |
| 343 | /* ----------------------------------------------------------------------- */ |
| 344 | /* bttv format list |
| 345 | packed pixel formats must come first */ |
| 346 | static const struct bttv_format bttv_formats[] = { |
| 347 | { |
| 348 | .name = "8 bpp, gray", |
| 349 | .palette = VIDEO_PALETTE_GREY, |
| 350 | .fourcc = V4L2_PIX_FMT_GREY, |
| 351 | .btformat = BT848_COLOR_FMT_Y8, |
| 352 | .depth = 8, |
| 353 | .flags = FORMAT_FLAGS_PACKED, |
| 354 | },{ |
| 355 | .name = "8 bpp, dithered color", |
| 356 | .palette = VIDEO_PALETTE_HI240, |
| 357 | .fourcc = V4L2_PIX_FMT_HI240, |
| 358 | .btformat = BT848_COLOR_FMT_RGB8, |
| 359 | .depth = 8, |
| 360 | .flags = FORMAT_FLAGS_PACKED | FORMAT_FLAGS_DITHER, |
| 361 | },{ |
| 362 | .name = "15 bpp RGB, le", |
| 363 | .palette = VIDEO_PALETTE_RGB555, |
| 364 | .fourcc = V4L2_PIX_FMT_RGB555, |
| 365 | .btformat = BT848_COLOR_FMT_RGB15, |
| 366 | .depth = 16, |
| 367 | .flags = FORMAT_FLAGS_PACKED, |
| 368 | },{ |
| 369 | .name = "15 bpp RGB, be", |
| 370 | .palette = -1, |
| 371 | .fourcc = V4L2_PIX_FMT_RGB555X, |
| 372 | .btformat = BT848_COLOR_FMT_RGB15, |
| 373 | .btswap = 0x03, /* byteswap */ |
| 374 | .depth = 16, |
| 375 | .flags = FORMAT_FLAGS_PACKED, |
| 376 | },{ |
| 377 | .name = "16 bpp RGB, le", |
| 378 | .palette = VIDEO_PALETTE_RGB565, |
| 379 | .fourcc = V4L2_PIX_FMT_RGB565, |
| 380 | .btformat = BT848_COLOR_FMT_RGB16, |
| 381 | .depth = 16, |
| 382 | .flags = FORMAT_FLAGS_PACKED, |
| 383 | },{ |
| 384 | .name = "16 bpp RGB, be", |
| 385 | .palette = -1, |
| 386 | .fourcc = V4L2_PIX_FMT_RGB565X, |
| 387 | .btformat = BT848_COLOR_FMT_RGB16, |
| 388 | .btswap = 0x03, /* byteswap */ |
| 389 | .depth = 16, |
| 390 | .flags = FORMAT_FLAGS_PACKED, |
| 391 | },{ |
| 392 | .name = "24 bpp RGB, le", |
| 393 | .palette = VIDEO_PALETTE_RGB24, |
| 394 | .fourcc = V4L2_PIX_FMT_BGR24, |
| 395 | .btformat = BT848_COLOR_FMT_RGB24, |
| 396 | .depth = 24, |
| 397 | .flags = FORMAT_FLAGS_PACKED, |
| 398 | },{ |
| 399 | .name = "32 bpp RGB, le", |
| 400 | .palette = VIDEO_PALETTE_RGB32, |
| 401 | .fourcc = V4L2_PIX_FMT_BGR32, |
| 402 | .btformat = BT848_COLOR_FMT_RGB32, |
| 403 | .depth = 32, |
| 404 | .flags = FORMAT_FLAGS_PACKED, |
| 405 | },{ |
| 406 | .name = "32 bpp RGB, be", |
| 407 | .palette = -1, |
| 408 | .fourcc = V4L2_PIX_FMT_RGB32, |
| 409 | .btformat = BT848_COLOR_FMT_RGB32, |
| 410 | .btswap = 0x0f, /* byte+word swap */ |
| 411 | .depth = 32, |
| 412 | .flags = FORMAT_FLAGS_PACKED, |
| 413 | },{ |
| 414 | .name = "4:2:2, packed, YUYV", |
| 415 | .palette = VIDEO_PALETTE_YUV422, |
| 416 | .fourcc = V4L2_PIX_FMT_YUYV, |
| 417 | .btformat = BT848_COLOR_FMT_YUY2, |
| 418 | .depth = 16, |
| 419 | .flags = FORMAT_FLAGS_PACKED, |
| 420 | },{ |
| 421 | .name = "4:2:2, packed, YUYV", |
| 422 | .palette = VIDEO_PALETTE_YUYV, |
| 423 | .fourcc = V4L2_PIX_FMT_YUYV, |
| 424 | .btformat = BT848_COLOR_FMT_YUY2, |
| 425 | .depth = 16, |
| 426 | .flags = FORMAT_FLAGS_PACKED, |
| 427 | },{ |
| 428 | .name = "4:2:2, packed, UYVY", |
| 429 | .palette = VIDEO_PALETTE_UYVY, |
| 430 | .fourcc = V4L2_PIX_FMT_UYVY, |
| 431 | .btformat = BT848_COLOR_FMT_YUY2, |
| 432 | .btswap = 0x03, /* byteswap */ |
| 433 | .depth = 16, |
| 434 | .flags = FORMAT_FLAGS_PACKED, |
| 435 | },{ |
| 436 | .name = "4:2:2, planar, Y-Cb-Cr", |
| 437 | .palette = VIDEO_PALETTE_YUV422P, |
| 438 | .fourcc = V4L2_PIX_FMT_YUV422P, |
| 439 | .btformat = BT848_COLOR_FMT_YCrCb422, |
| 440 | .depth = 16, |
| 441 | .flags = FORMAT_FLAGS_PLANAR, |
| 442 | .hshift = 1, |
| 443 | .vshift = 0, |
| 444 | },{ |
| 445 | .name = "4:2:0, planar, Y-Cb-Cr", |
| 446 | .palette = VIDEO_PALETTE_YUV420P, |
| 447 | .fourcc = V4L2_PIX_FMT_YUV420, |
| 448 | .btformat = BT848_COLOR_FMT_YCrCb422, |
| 449 | .depth = 12, |
| 450 | .flags = FORMAT_FLAGS_PLANAR, |
| 451 | .hshift = 1, |
| 452 | .vshift = 1, |
| 453 | },{ |
| 454 | .name = "4:2:0, planar, Y-Cr-Cb", |
| 455 | .palette = -1, |
| 456 | .fourcc = V4L2_PIX_FMT_YVU420, |
| 457 | .btformat = BT848_COLOR_FMT_YCrCb422, |
| 458 | .depth = 12, |
| 459 | .flags = FORMAT_FLAGS_PLANAR | FORMAT_FLAGS_CrCb, |
| 460 | .hshift = 1, |
| 461 | .vshift = 1, |
| 462 | },{ |
| 463 | .name = "4:1:1, planar, Y-Cb-Cr", |
| 464 | .palette = VIDEO_PALETTE_YUV411P, |
| 465 | .fourcc = V4L2_PIX_FMT_YUV411P, |
| 466 | .btformat = BT848_COLOR_FMT_YCrCb411, |
| 467 | .depth = 12, |
| 468 | .flags = FORMAT_FLAGS_PLANAR, |
| 469 | .hshift = 2, |
| 470 | .vshift = 0, |
| 471 | },{ |
| 472 | .name = "4:1:0, planar, Y-Cb-Cr", |
| 473 | .palette = VIDEO_PALETTE_YUV410P, |
| 474 | .fourcc = V4L2_PIX_FMT_YUV410, |
| 475 | .btformat = BT848_COLOR_FMT_YCrCb411, |
| 476 | .depth = 9, |
| 477 | .flags = FORMAT_FLAGS_PLANAR, |
| 478 | .hshift = 2, |
| 479 | .vshift = 2, |
| 480 | },{ |
| 481 | .name = "4:1:0, planar, Y-Cr-Cb", |
| 482 | .palette = -1, |
| 483 | .fourcc = V4L2_PIX_FMT_YVU410, |
| 484 | .btformat = BT848_COLOR_FMT_YCrCb411, |
| 485 | .depth = 9, |
| 486 | .flags = FORMAT_FLAGS_PLANAR | FORMAT_FLAGS_CrCb, |
| 487 | .hshift = 2, |
| 488 | .vshift = 2, |
| 489 | },{ |
| 490 | .name = "raw scanlines", |
| 491 | .palette = VIDEO_PALETTE_RAW, |
| 492 | .fourcc = -1, |
| 493 | .btformat = BT848_COLOR_FMT_RAW, |
| 494 | .depth = 8, |
| 495 | .flags = FORMAT_FLAGS_RAW, |
| 496 | } |
| 497 | }; |
| 498 | static const unsigned int BTTV_FORMATS = ARRAY_SIZE(bttv_formats); |
| 499 | |
| 500 | /* ----------------------------------------------------------------------- */ |
| 501 | |
| 502 | #define V4L2_CID_PRIVATE_CHROMA_AGC (V4L2_CID_PRIVATE_BASE + 0) |
| 503 | #define V4L2_CID_PRIVATE_COMBFILTER (V4L2_CID_PRIVATE_BASE + 1) |
| 504 | #define V4L2_CID_PRIVATE_AUTOMUTE (V4L2_CID_PRIVATE_BASE + 2) |
| 505 | #define V4L2_CID_PRIVATE_LUMAFILTER (V4L2_CID_PRIVATE_BASE + 3) |
| 506 | #define V4L2_CID_PRIVATE_AGC_CRUSH (V4L2_CID_PRIVATE_BASE + 4) |
| 507 | #define V4L2_CID_PRIVATE_VCR_HACK (V4L2_CID_PRIVATE_BASE + 5) |
| 508 | #define V4L2_CID_PRIVATE_WHITECRUSH_UPPER (V4L2_CID_PRIVATE_BASE + 6) |
| 509 | #define V4L2_CID_PRIVATE_WHITECRUSH_LOWER (V4L2_CID_PRIVATE_BASE + 7) |
Mauro Carvalho Chehab | 060d302 | 2005-06-28 20:45:25 -0700 | [diff] [blame] | 510 | #define V4L2_CID_PRIVATE_UV_RATIO (V4L2_CID_PRIVATE_BASE + 8) |
| 511 | #define V4L2_CID_PRIVATE_FULL_LUMA_RANGE (V4L2_CID_PRIVATE_BASE + 9) |
| 512 | #define V4L2_CID_PRIVATE_CORING (V4L2_CID_PRIVATE_BASE + 10) |
| 513 | #define V4L2_CID_PRIVATE_LASTP1 (V4L2_CID_PRIVATE_BASE + 11) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 514 | |
| 515 | static const struct v4l2_queryctrl no_ctl = { |
| 516 | .name = "42", |
| 517 | .flags = V4L2_CTRL_FLAG_DISABLED, |
| 518 | }; |
| 519 | static const struct v4l2_queryctrl bttv_ctls[] = { |
| 520 | /* --- video --- */ |
| 521 | { |
| 522 | .id = V4L2_CID_BRIGHTNESS, |
| 523 | .name = "Brightness", |
| 524 | .minimum = 0, |
| 525 | .maximum = 65535, |
| 526 | .step = 256, |
| 527 | .default_value = 32768, |
| 528 | .type = V4L2_CTRL_TYPE_INTEGER, |
| 529 | },{ |
| 530 | .id = V4L2_CID_CONTRAST, |
| 531 | .name = "Contrast", |
| 532 | .minimum = 0, |
| 533 | .maximum = 65535, |
| 534 | .step = 128, |
| 535 | .default_value = 32768, |
| 536 | .type = V4L2_CTRL_TYPE_INTEGER, |
| 537 | },{ |
| 538 | .id = V4L2_CID_SATURATION, |
| 539 | .name = "Saturation", |
| 540 | .minimum = 0, |
| 541 | .maximum = 65535, |
| 542 | .step = 128, |
| 543 | .default_value = 32768, |
| 544 | .type = V4L2_CTRL_TYPE_INTEGER, |
| 545 | },{ |
| 546 | .id = V4L2_CID_HUE, |
| 547 | .name = "Hue", |
| 548 | .minimum = 0, |
| 549 | .maximum = 65535, |
| 550 | .step = 256, |
| 551 | .default_value = 32768, |
| 552 | .type = V4L2_CTRL_TYPE_INTEGER, |
| 553 | }, |
| 554 | /* --- audio --- */ |
| 555 | { |
| 556 | .id = V4L2_CID_AUDIO_MUTE, |
| 557 | .name = "Mute", |
| 558 | .minimum = 0, |
| 559 | .maximum = 1, |
| 560 | .type = V4L2_CTRL_TYPE_BOOLEAN, |
| 561 | },{ |
| 562 | .id = V4L2_CID_AUDIO_VOLUME, |
| 563 | .name = "Volume", |
| 564 | .minimum = 0, |
| 565 | .maximum = 65535, |
| 566 | .step = 65535/100, |
| 567 | .default_value = 65535, |
| 568 | .type = V4L2_CTRL_TYPE_INTEGER, |
| 569 | },{ |
| 570 | .id = V4L2_CID_AUDIO_BALANCE, |
| 571 | .name = "Balance", |
| 572 | .minimum = 0, |
| 573 | .maximum = 65535, |
| 574 | .step = 65535/100, |
| 575 | .default_value = 32768, |
| 576 | .type = V4L2_CTRL_TYPE_INTEGER, |
| 577 | },{ |
| 578 | .id = V4L2_CID_AUDIO_BASS, |
| 579 | .name = "Bass", |
| 580 | .minimum = 0, |
| 581 | .maximum = 65535, |
| 582 | .step = 65535/100, |
| 583 | .default_value = 32768, |
| 584 | .type = V4L2_CTRL_TYPE_INTEGER, |
| 585 | },{ |
| 586 | .id = V4L2_CID_AUDIO_TREBLE, |
| 587 | .name = "Treble", |
| 588 | .minimum = 0, |
| 589 | .maximum = 65535, |
| 590 | .step = 65535/100, |
| 591 | .default_value = 32768, |
| 592 | .type = V4L2_CTRL_TYPE_INTEGER, |
| 593 | }, |
| 594 | /* --- private --- */ |
| 595 | { |
| 596 | .id = V4L2_CID_PRIVATE_CHROMA_AGC, |
| 597 | .name = "chroma agc", |
| 598 | .minimum = 0, |
| 599 | .maximum = 1, |
| 600 | .type = V4L2_CTRL_TYPE_BOOLEAN, |
| 601 | },{ |
| 602 | .id = V4L2_CID_PRIVATE_COMBFILTER, |
| 603 | .name = "combfilter", |
| 604 | .minimum = 0, |
| 605 | .maximum = 1, |
| 606 | .type = V4L2_CTRL_TYPE_BOOLEAN, |
| 607 | },{ |
| 608 | .id = V4L2_CID_PRIVATE_AUTOMUTE, |
| 609 | .name = "automute", |
| 610 | .minimum = 0, |
| 611 | .maximum = 1, |
| 612 | .type = V4L2_CTRL_TYPE_BOOLEAN, |
| 613 | },{ |
| 614 | .id = V4L2_CID_PRIVATE_LUMAFILTER, |
| 615 | .name = "luma decimation filter", |
| 616 | .minimum = 0, |
| 617 | .maximum = 1, |
| 618 | .type = V4L2_CTRL_TYPE_BOOLEAN, |
| 619 | },{ |
| 620 | .id = V4L2_CID_PRIVATE_AGC_CRUSH, |
| 621 | .name = "agc crush", |
| 622 | .minimum = 0, |
| 623 | .maximum = 1, |
| 624 | .type = V4L2_CTRL_TYPE_BOOLEAN, |
| 625 | },{ |
| 626 | .id = V4L2_CID_PRIVATE_VCR_HACK, |
| 627 | .name = "vcr hack", |
| 628 | .minimum = 0, |
| 629 | .maximum = 1, |
| 630 | .type = V4L2_CTRL_TYPE_BOOLEAN, |
| 631 | },{ |
| 632 | .id = V4L2_CID_PRIVATE_WHITECRUSH_UPPER, |
| 633 | .name = "whitecrush upper", |
| 634 | .minimum = 0, |
| 635 | .maximum = 255, |
| 636 | .step = 1, |
| 637 | .default_value = 0xCF, |
| 638 | .type = V4L2_CTRL_TYPE_INTEGER, |
| 639 | },{ |
| 640 | .id = V4L2_CID_PRIVATE_WHITECRUSH_LOWER, |
| 641 | .name = "whitecrush lower", |
| 642 | .minimum = 0, |
| 643 | .maximum = 255, |
| 644 | .step = 1, |
| 645 | .default_value = 0x7F, |
| 646 | .type = V4L2_CTRL_TYPE_INTEGER, |
Mauro Carvalho Chehab | 060d302 | 2005-06-28 20:45:25 -0700 | [diff] [blame] | 647 | },{ |
| 648 | .id = V4L2_CID_PRIVATE_UV_RATIO, |
| 649 | .name = "uv ratio", |
| 650 | .minimum = 0, |
| 651 | .maximum = 100, |
| 652 | .step = 1, |
| 653 | .default_value = 50, |
| 654 | .type = V4L2_CTRL_TYPE_INTEGER, |
| 655 | },{ |
| 656 | .id = V4L2_CID_PRIVATE_FULL_LUMA_RANGE, |
| 657 | .name = "full luma range", |
| 658 | .minimum = 0, |
| 659 | .maximum = 1, |
| 660 | .type = V4L2_CTRL_TYPE_BOOLEAN, |
| 661 | },{ |
| 662 | .id = V4L2_CID_PRIVATE_CORING, |
| 663 | .name = "coring", |
| 664 | .minimum = 0, |
| 665 | .maximum = 3, |
| 666 | .step = 1, |
| 667 | .default_value = 0, |
| 668 | .type = V4L2_CTRL_TYPE_INTEGER, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 669 | } |
| 670 | |
Mauro Carvalho Chehab | 060d302 | 2005-06-28 20:45:25 -0700 | [diff] [blame] | 671 | |
| 672 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 673 | }; |
| 674 | static const int BTTV_CTLS = ARRAY_SIZE(bttv_ctls); |
| 675 | |
| 676 | /* ----------------------------------------------------------------------- */ |
| 677 | /* resource management */ |
| 678 | |
| 679 | static |
| 680 | int check_alloc_btres(struct bttv *btv, struct bttv_fh *fh, int bit) |
| 681 | { |
| 682 | if (fh->resources & bit) |
| 683 | /* have it already allocated */ |
| 684 | return 1; |
| 685 | |
| 686 | /* is it free? */ |
Ingo Molnar | bd5f0ac | 2006-01-13 14:10:24 -0200 | [diff] [blame] | 687 | mutex_lock(&btv->reslock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 688 | if (btv->resources & bit) { |
| 689 | /* no, someone else uses it */ |
Ingo Molnar | bd5f0ac | 2006-01-13 14:10:24 -0200 | [diff] [blame] | 690 | mutex_unlock(&btv->reslock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 691 | return 0; |
| 692 | } |
| 693 | /* it's free, grab it */ |
| 694 | fh->resources |= bit; |
| 695 | btv->resources |= bit; |
Ingo Molnar | bd5f0ac | 2006-01-13 14:10:24 -0200 | [diff] [blame] | 696 | mutex_unlock(&btv->reslock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 697 | return 1; |
| 698 | } |
| 699 | |
| 700 | static |
| 701 | int check_btres(struct bttv_fh *fh, int bit) |
| 702 | { |
| 703 | return (fh->resources & bit); |
| 704 | } |
| 705 | |
| 706 | static |
| 707 | int locked_btres(struct bttv *btv, int bit) |
| 708 | { |
| 709 | return (btv->resources & bit); |
| 710 | } |
| 711 | |
| 712 | static |
| 713 | void free_btres(struct bttv *btv, struct bttv_fh *fh, int bits) |
| 714 | { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 715 | if ((fh->resources & bits) != bits) { |
| 716 | /* trying to free ressources not allocated by us ... */ |
| 717 | printk("bttv: BUG! (btres)\n"); |
| 718 | } |
Ingo Molnar | bd5f0ac | 2006-01-13 14:10:24 -0200 | [diff] [blame] | 719 | mutex_lock(&btv->reslock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 720 | fh->resources &= ~bits; |
| 721 | btv->resources &= ~bits; |
Ingo Molnar | bd5f0ac | 2006-01-13 14:10:24 -0200 | [diff] [blame] | 722 | mutex_unlock(&btv->reslock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 723 | } |
| 724 | |
| 725 | /* ----------------------------------------------------------------------- */ |
| 726 | /* If Bt848a or Bt849, use PLL for PAL/SECAM and crystal for NTSC */ |
| 727 | |
| 728 | /* Frequency = (F_input / PLL_X) * PLL_I.PLL_F/PLL_C |
| 729 | PLL_X = Reference pre-divider (0=1, 1=2) |
| 730 | PLL_C = Post divider (0=6, 1=4) |
| 731 | PLL_I = Integer input |
| 732 | PLL_F = Fractional input |
| 733 | |
| 734 | F_input = 28.636363 MHz: |
| 735 | PAL (CLKx2 = 35.46895 MHz): PLL_X = 1, PLL_I = 0x0E, PLL_F = 0xDCF9, PLL_C = 0 |
| 736 | */ |
| 737 | |
| 738 | static void set_pll_freq(struct bttv *btv, unsigned int fin, unsigned int fout) |
| 739 | { |
Mauro Carvalho Chehab | afd1a0c | 2005-12-12 00:37:27 -0800 | [diff] [blame] | 740 | unsigned char fl, fh, fi; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 741 | |
Mauro Carvalho Chehab | afd1a0c | 2005-12-12 00:37:27 -0800 | [diff] [blame] | 742 | /* prevent overflows */ |
| 743 | fin/=4; |
| 744 | fout/=4; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 745 | |
Mauro Carvalho Chehab | afd1a0c | 2005-12-12 00:37:27 -0800 | [diff] [blame] | 746 | fout*=12; |
| 747 | fi=fout/fin; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 748 | |
Mauro Carvalho Chehab | afd1a0c | 2005-12-12 00:37:27 -0800 | [diff] [blame] | 749 | fout=(fout%fin)*256; |
| 750 | fh=fout/fin; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 751 | |
Mauro Carvalho Chehab | afd1a0c | 2005-12-12 00:37:27 -0800 | [diff] [blame] | 752 | fout=(fout%fin)*256; |
| 753 | fl=fout/fin; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 754 | |
Mauro Carvalho Chehab | afd1a0c | 2005-12-12 00:37:27 -0800 | [diff] [blame] | 755 | btwrite(fl, BT848_PLL_F_LO); |
| 756 | btwrite(fh, BT848_PLL_F_HI); |
| 757 | btwrite(fi|BT848_PLL_X, BT848_PLL_XCI); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 758 | } |
| 759 | |
| 760 | static void set_pll(struct bttv *btv) |
| 761 | { |
Mauro Carvalho Chehab | afd1a0c | 2005-12-12 00:37:27 -0800 | [diff] [blame] | 762 | int i; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 763 | |
Mauro Carvalho Chehab | afd1a0c | 2005-12-12 00:37:27 -0800 | [diff] [blame] | 764 | if (!btv->pll.pll_crystal) |
| 765 | return; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 766 | |
| 767 | if (btv->pll.pll_ofreq == btv->pll.pll_current) { |
| 768 | dprintk("bttv%d: PLL: no change required\n",btv->c.nr); |
Mauro Carvalho Chehab | afd1a0c | 2005-12-12 00:37:27 -0800 | [diff] [blame] | 769 | return; |
| 770 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 771 | |
Mauro Carvalho Chehab | afd1a0c | 2005-12-12 00:37:27 -0800 | [diff] [blame] | 772 | if (btv->pll.pll_ifreq == btv->pll.pll_ofreq) { |
| 773 | /* no PLL needed */ |
| 774 | if (btv->pll.pll_current == 0) |
Mauro Carvalho Chehab | 674434c | 2005-12-12 00:37:28 -0800 | [diff] [blame] | 775 | return; |
Bernd Petrovitsch | e1e70a2 | 2005-09-22 21:43:53 -0700 | [diff] [blame] | 776 | 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] | 777 | btv->c.nr,btv->pll.pll_ifreq); |
Mauro Carvalho Chehab | afd1a0c | 2005-12-12 00:37:27 -0800 | [diff] [blame] | 778 | btwrite(0x00,BT848_TGCTRL); |
| 779 | btwrite(0x00,BT848_PLL_XCI); |
| 780 | btv->pll.pll_current = 0; |
| 781 | return; |
| 782 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 783 | |
Bernd Petrovitsch | e1e70a2 | 2005-09-22 21:43:53 -0700 | [diff] [blame] | 784 | 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] | 785 | btv->pll.pll_ifreq, btv->pll.pll_ofreq); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 786 | set_pll_freq(btv, btv->pll.pll_ifreq, btv->pll.pll_ofreq); |
| 787 | |
Mauro Carvalho Chehab | afd1a0c | 2005-12-12 00:37:27 -0800 | [diff] [blame] | 788 | for (i=0; i<10; i++) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 789 | /* Let other people run while the PLL stabilizes */ |
Bernd Petrovitsch | e1e70a2 | 2005-09-22 21:43:53 -0700 | [diff] [blame] | 790 | bttv_printk("."); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 791 | msleep(10); |
| 792 | |
Mauro Carvalho Chehab | afd1a0c | 2005-12-12 00:37:27 -0800 | [diff] [blame] | 793 | if (btread(BT848_DSTATUS) & BT848_DSTATUS_PLOCK) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 794 | btwrite(0,BT848_DSTATUS); |
Mauro Carvalho Chehab | afd1a0c | 2005-12-12 00:37:27 -0800 | [diff] [blame] | 795 | } else { |
Mauro Carvalho Chehab | 674434c | 2005-12-12 00:37:28 -0800 | [diff] [blame] | 796 | btwrite(0x08,BT848_TGCTRL); |
| 797 | btv->pll.pll_current = btv->pll.pll_ofreq; |
Bernd Petrovitsch | e1e70a2 | 2005-09-22 21:43:53 -0700 | [diff] [blame] | 798 | bttv_printk(" ok\n"); |
Mauro Carvalho Chehab | 674434c | 2005-12-12 00:37:28 -0800 | [diff] [blame] | 799 | return; |
Mauro Carvalho Chehab | afd1a0c | 2005-12-12 00:37:27 -0800 | [diff] [blame] | 800 | } |
| 801 | } |
| 802 | btv->pll.pll_current = -1; |
Bernd Petrovitsch | e1e70a2 | 2005-09-22 21:43:53 -0700 | [diff] [blame] | 803 | bttv_printk("failed\n"); |
Mauro Carvalho Chehab | afd1a0c | 2005-12-12 00:37:27 -0800 | [diff] [blame] | 804 | return; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 805 | } |
| 806 | |
| 807 | /* used to switch between the bt848's analog/digital video capture modes */ |
| 808 | static void bt848A_set_timing(struct bttv *btv) |
| 809 | { |
| 810 | int i, len; |
| 811 | int table_idx = bttv_tvnorms[btv->tvnorm].sram; |
| 812 | int fsc = bttv_tvnorms[btv->tvnorm].Fsc; |
| 813 | |
| 814 | if (UNSET == bttv_tvcards[btv->c.type].muxsel[btv->input]) { |
| 815 | dprintk("bttv%d: load digital timing table (table_idx=%d)\n", |
| 816 | btv->c.nr,table_idx); |
| 817 | |
| 818 | /* timing change...reset timing generator address */ |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 819 | btwrite(0x00, BT848_TGCTRL); |
| 820 | btwrite(0x02, BT848_TGCTRL); |
| 821 | btwrite(0x00, BT848_TGCTRL); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 822 | |
| 823 | len=SRAM_Table[table_idx][0]; |
| 824 | for(i = 1; i <= len; i++) |
| 825 | btwrite(SRAM_Table[table_idx][i],BT848_TGLB); |
| 826 | btv->pll.pll_ofreq = 27000000; |
| 827 | |
| 828 | set_pll(btv); |
| 829 | btwrite(0x11, BT848_TGCTRL); |
| 830 | btwrite(0x41, BT848_DVSIF); |
| 831 | } else { |
| 832 | btv->pll.pll_ofreq = fsc; |
| 833 | set_pll(btv); |
| 834 | btwrite(0x0, BT848_DVSIF); |
| 835 | } |
| 836 | } |
| 837 | |
| 838 | /* ----------------------------------------------------------------------- */ |
| 839 | |
| 840 | static void bt848_bright(struct bttv *btv, int bright) |
| 841 | { |
| 842 | int value; |
| 843 | |
| 844 | // printk("bttv: set bright: %d\n",bright); // DEBUG |
| 845 | btv->bright = bright; |
| 846 | |
| 847 | /* We want -128 to 127 we get 0-65535 */ |
| 848 | value = (bright >> 8) - 128; |
| 849 | btwrite(value & 0xff, BT848_BRIGHT); |
| 850 | } |
| 851 | |
| 852 | static void bt848_hue(struct bttv *btv, int hue) |
| 853 | { |
| 854 | int value; |
| 855 | |
| 856 | btv->hue = hue; |
| 857 | |
| 858 | /* -128 to 127 */ |
| 859 | value = (hue >> 8) - 128; |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 860 | btwrite(value & 0xff, BT848_HUE); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 861 | } |
| 862 | |
| 863 | static void bt848_contrast(struct bttv *btv, int cont) |
| 864 | { |
| 865 | int value,hibit; |
| 866 | |
| 867 | btv->contrast = cont; |
| 868 | |
| 869 | /* 0-511 */ |
| 870 | value = (cont >> 7); |
| 871 | hibit = (value >> 6) & 4; |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 872 | btwrite(value & 0xff, BT848_CONTRAST_LO); |
| 873 | btaor(hibit, ~4, BT848_E_CONTROL); |
| 874 | btaor(hibit, ~4, BT848_O_CONTROL); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 875 | } |
| 876 | |
| 877 | static void bt848_sat(struct bttv *btv, int color) |
| 878 | { |
| 879 | int val_u,val_v,hibits; |
| 880 | |
| 881 | btv->saturation = color; |
| 882 | |
| 883 | /* 0-511 for the color */ |
Mauro Carvalho Chehab | 060d302 | 2005-06-28 20:45:25 -0700 | [diff] [blame] | 884 | val_u = ((color * btv->opt_uv_ratio) / 50) >> 7; |
| 885 | 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] | 886 | hibits = (val_u >> 7) & 2; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 887 | hibits |= (val_v >> 8) & 1; |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 888 | btwrite(val_u & 0xff, BT848_SAT_U_LO); |
| 889 | btwrite(val_v & 0xff, BT848_SAT_V_LO); |
| 890 | btaor(hibits, ~3, BT848_E_CONTROL); |
| 891 | btaor(hibits, ~3, BT848_O_CONTROL); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 892 | } |
| 893 | |
| 894 | /* ----------------------------------------------------------------------- */ |
| 895 | |
| 896 | static int |
| 897 | video_mux(struct bttv *btv, unsigned int input) |
| 898 | { |
| 899 | int mux,mask2; |
| 900 | |
| 901 | if (input >= bttv_tvcards[btv->c.type].video_inputs) |
| 902 | return -EINVAL; |
| 903 | |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 904 | /* needed by RemoteVideo MX */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 905 | mask2 = bttv_tvcards[btv->c.type].gpiomask2; |
| 906 | if (mask2) |
| 907 | gpio_inout(mask2,mask2); |
| 908 | |
| 909 | if (input == btv->svhs) { |
| 910 | btor(BT848_CONTROL_COMP, BT848_E_CONTROL); |
| 911 | btor(BT848_CONTROL_COMP, BT848_O_CONTROL); |
| 912 | } else { |
| 913 | btand(~BT848_CONTROL_COMP, BT848_E_CONTROL); |
| 914 | btand(~BT848_CONTROL_COMP, BT848_O_CONTROL); |
| 915 | } |
| 916 | mux = bttv_tvcards[btv->c.type].muxsel[input] & 3; |
| 917 | btaor(mux<<5, ~(3<<5), BT848_IFORM); |
| 918 | dprintk(KERN_DEBUG "bttv%d: video mux: input=%d mux=%d\n", |
| 919 | btv->c.nr,input,mux); |
| 920 | |
| 921 | /* card specific hook */ |
| 922 | if(bttv_tvcards[btv->c.type].muxsel_hook) |
| 923 | bttv_tvcards[btv->c.type].muxsel_hook (btv, input); |
| 924 | return 0; |
| 925 | } |
| 926 | |
| 927 | static char *audio_modes[] = { |
| 928 | "audio: tuner", "audio: radio", "audio: extern", |
| 929 | "audio: intern", "audio: off" |
| 930 | }; |
| 931 | |
| 932 | static int |
| 933 | audio_mux(struct bttv *btv, int mode) |
| 934 | { |
| 935 | int val,mux,i2c_mux,signal; |
| 936 | |
| 937 | gpio_inout(bttv_tvcards[btv->c.type].gpiomask, |
| 938 | bttv_tvcards[btv->c.type].gpiomask); |
| 939 | signal = btread(BT848_DSTATUS) & BT848_DSTATUS_HLOC; |
| 940 | |
| 941 | switch (mode) { |
| 942 | case AUDIO_MUTE: |
| 943 | btv->audio |= AUDIO_MUTE; |
| 944 | break; |
| 945 | case AUDIO_UNMUTE: |
| 946 | btv->audio &= ~AUDIO_MUTE; |
| 947 | break; |
| 948 | case AUDIO_TUNER: |
| 949 | case AUDIO_RADIO: |
| 950 | case AUDIO_EXTERN: |
| 951 | case AUDIO_INTERN: |
| 952 | btv->audio &= AUDIO_MUTE; |
| 953 | btv->audio |= mode; |
| 954 | } |
| 955 | i2c_mux = mux = (btv->audio & AUDIO_MUTE) ? AUDIO_OFF : btv->audio; |
| 956 | if (btv->opt_automute && !signal && !btv->radio_user) |
| 957 | mux = AUDIO_OFF; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 958 | |
| 959 | val = bttv_tvcards[btv->c.type].audiomux[mux]; |
| 960 | gpio_bits(bttv_tvcards[btv->c.type].gpiomask,val); |
| 961 | if (bttv_gpio) |
| 962 | bttv_gpio_tracking(btv,audio_modes[mux]); |
| 963 | if (!in_interrupt()) |
| 964 | bttv_call_i2c_clients(btv,AUDC_SET_INPUT,&(i2c_mux)); |
| 965 | return 0; |
| 966 | } |
| 967 | |
| 968 | static void |
| 969 | i2c_vidiocschan(struct bttv *btv) |
| 970 | { |
| 971 | struct video_channel c; |
| 972 | |
| 973 | memset(&c,0,sizeof(c)); |
| 974 | c.norm = btv->tvnorm; |
| 975 | c.channel = btv->input; |
| 976 | bttv_call_i2c_clients(btv,VIDIOCSCHAN,&c); |
Mauro Carvalho Chehab | 5a25e84 | 2005-11-08 21:36:52 -0800 | [diff] [blame] | 977 | if (btv->c.type == BTTV_BOARD_VOODOOTV_FM) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 978 | bttv_tda9880_setnorm(btv,c.norm); |
| 979 | } |
| 980 | |
| 981 | static int |
| 982 | set_tvnorm(struct bttv *btv, unsigned int norm) |
| 983 | { |
| 984 | const struct bttv_tvnorm *tvnorm; |
| 985 | |
| 986 | if (norm < 0 || norm >= BTTV_TVNORMS) |
| 987 | return -EINVAL; |
| 988 | |
| 989 | btv->tvnorm = norm; |
| 990 | tvnorm = &bttv_tvnorms[norm]; |
| 991 | |
| 992 | btwrite(tvnorm->adelay, BT848_ADELAY); |
| 993 | btwrite(tvnorm->bdelay, BT848_BDELAY); |
| 994 | btaor(tvnorm->iform,~(BT848_IFORM_NORM|BT848_IFORM_XTBOTH), |
| 995 | BT848_IFORM); |
| 996 | btwrite(tvnorm->vbipack, BT848_VBI_PACK_SIZE); |
| 997 | btwrite(1, BT848_VBI_PACK_DEL); |
| 998 | bt848A_set_timing(btv); |
| 999 | |
| 1000 | switch (btv->c.type) { |
Mauro Carvalho Chehab | 5a25e84 | 2005-11-08 21:36:52 -0800 | [diff] [blame] | 1001 | case BTTV_BOARD_VOODOOTV_FM: |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1002 | bttv_tda9880_setnorm(btv,norm); |
| 1003 | break; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1004 | } |
| 1005 | return 0; |
| 1006 | } |
| 1007 | |
| 1008 | static void |
| 1009 | set_input(struct bttv *btv, unsigned int input) |
| 1010 | { |
| 1011 | unsigned long flags; |
| 1012 | |
| 1013 | btv->input = input; |
| 1014 | if (irq_iswitch) { |
| 1015 | spin_lock_irqsave(&btv->s_lock,flags); |
| 1016 | if (btv->curr.frame_irq) { |
| 1017 | /* active capture -> delayed input switch */ |
| 1018 | btv->new_input = input; |
| 1019 | } else { |
| 1020 | video_mux(btv,input); |
| 1021 | } |
| 1022 | spin_unlock_irqrestore(&btv->s_lock,flags); |
| 1023 | } else { |
| 1024 | video_mux(btv,input); |
| 1025 | } |
| 1026 | audio_mux(btv,(input == bttv_tvcards[btv->c.type].tuner ? |
| 1027 | AUDIO_TUNER : AUDIO_EXTERN)); |
| 1028 | set_tvnorm(btv,btv->tvnorm); |
| 1029 | i2c_vidiocschan(btv); |
| 1030 | } |
| 1031 | |
| 1032 | static void init_irqreg(struct bttv *btv) |
| 1033 | { |
| 1034 | /* clear status */ |
| 1035 | btwrite(0xfffffUL, BT848_INT_STAT); |
| 1036 | |
| 1037 | if (bttv_tvcards[btv->c.type].no_video) { |
| 1038 | /* i2c only */ |
| 1039 | btwrite(BT848_INT_I2CDONE, |
| 1040 | BT848_INT_MASK); |
| 1041 | } else { |
| 1042 | /* full video */ |
| 1043 | btwrite((btv->triton1) | |
| 1044 | (btv->gpioirq ? BT848_INT_GPINT : 0) | |
| 1045 | BT848_INT_SCERR | |
| 1046 | (fdsr ? BT848_INT_FDSR : 0) | |
| 1047 | BT848_INT_RISCI|BT848_INT_OCERR|BT848_INT_VPRES| |
| 1048 | BT848_INT_FMTCHG|BT848_INT_HLOCK| |
| 1049 | BT848_INT_I2CDONE, |
| 1050 | BT848_INT_MASK); |
| 1051 | } |
| 1052 | } |
| 1053 | |
| 1054 | static void init_bt848(struct bttv *btv) |
| 1055 | { |
| 1056 | int val; |
| 1057 | |
| 1058 | if (bttv_tvcards[btv->c.type].no_video) { |
| 1059 | /* very basic init only */ |
| 1060 | init_irqreg(btv); |
| 1061 | return; |
| 1062 | } |
| 1063 | |
| 1064 | btwrite(0x00, BT848_CAP_CTL); |
| 1065 | btwrite(BT848_COLOR_CTL_GAMMA, BT848_COLOR_CTL); |
| 1066 | btwrite(BT848_IFORM_XTAUTO | BT848_IFORM_AUTO, BT848_IFORM); |
| 1067 | |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 1068 | /* set planar and packed mode trigger points and */ |
| 1069 | /* set rising edge of inverted GPINTR pin as irq trigger */ |
| 1070 | btwrite(BT848_GPIO_DMA_CTL_PKTP_32| |
| 1071 | BT848_GPIO_DMA_CTL_PLTP1_16| |
| 1072 | BT848_GPIO_DMA_CTL_PLTP23_16| |
| 1073 | BT848_GPIO_DMA_CTL_GPINTC| |
| 1074 | BT848_GPIO_DMA_CTL_GPINTI, |
| 1075 | BT848_GPIO_DMA_CTL); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1076 | |
| 1077 | val = btv->opt_chroma_agc ? BT848_SCLOOP_CAGC : 0; |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 1078 | btwrite(val, BT848_E_SCLOOP); |
| 1079 | btwrite(val, BT848_O_SCLOOP); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1080 | |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 1081 | btwrite(0x20, BT848_E_VSCALE_HI); |
| 1082 | btwrite(0x20, BT848_O_VSCALE_HI); |
| 1083 | btwrite(BT848_ADC_RESERVED | (btv->opt_adc_crush ? BT848_ADC_CRUSH : 0), |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1084 | BT848_ADC); |
| 1085 | |
| 1086 | btwrite(whitecrush_upper, BT848_WC_UP); |
| 1087 | btwrite(whitecrush_lower, BT848_WC_DOWN); |
| 1088 | |
| 1089 | if (btv->opt_lumafilter) { |
| 1090 | btwrite(0, BT848_E_CONTROL); |
| 1091 | btwrite(0, BT848_O_CONTROL); |
| 1092 | } else { |
| 1093 | btwrite(BT848_CONTROL_LDEC, BT848_E_CONTROL); |
| 1094 | btwrite(BT848_CONTROL_LDEC, BT848_O_CONTROL); |
| 1095 | } |
| 1096 | |
| 1097 | bt848_bright(btv, btv->bright); |
| 1098 | bt848_hue(btv, btv->hue); |
| 1099 | bt848_contrast(btv, btv->contrast); |
| 1100 | bt848_sat(btv, btv->saturation); |
| 1101 | |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 1102 | /* interrupt */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1103 | init_irqreg(btv); |
| 1104 | } |
| 1105 | |
| 1106 | static void bttv_reinit_bt848(struct bttv *btv) |
| 1107 | { |
| 1108 | unsigned long flags; |
| 1109 | |
| 1110 | if (bttv_verbose) |
| 1111 | printk(KERN_INFO "bttv%d: reset, reinitialize\n",btv->c.nr); |
| 1112 | spin_lock_irqsave(&btv->s_lock,flags); |
| 1113 | btv->errors=0; |
| 1114 | bttv_set_dma(btv,0); |
| 1115 | spin_unlock_irqrestore(&btv->s_lock,flags); |
| 1116 | |
| 1117 | init_bt848(btv); |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 1118 | btv->pll.pll_current = -1; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1119 | set_input(btv,btv->input); |
| 1120 | } |
| 1121 | |
| 1122 | static int get_control(struct bttv *btv, struct v4l2_control *c) |
| 1123 | { |
| 1124 | struct video_audio va; |
| 1125 | int i; |
| 1126 | |
| 1127 | for (i = 0; i < BTTV_CTLS; i++) |
| 1128 | if (bttv_ctls[i].id == c->id) |
| 1129 | break; |
| 1130 | if (i == BTTV_CTLS) |
| 1131 | return -EINVAL; |
| 1132 | if (i >= 4 && i <= 8) { |
| 1133 | memset(&va,0,sizeof(va)); |
| 1134 | bttv_call_i2c_clients(btv, VIDIOCGAUDIO, &va); |
| 1135 | if (btv->audio_hook) |
| 1136 | btv->audio_hook(btv,&va,0); |
| 1137 | } |
| 1138 | switch (c->id) { |
| 1139 | case V4L2_CID_BRIGHTNESS: |
| 1140 | c->value = btv->bright; |
| 1141 | break; |
| 1142 | case V4L2_CID_HUE: |
| 1143 | c->value = btv->hue; |
| 1144 | break; |
| 1145 | case V4L2_CID_CONTRAST: |
| 1146 | c->value = btv->contrast; |
| 1147 | break; |
| 1148 | case V4L2_CID_SATURATION: |
| 1149 | c->value = btv->saturation; |
| 1150 | break; |
| 1151 | |
| 1152 | case V4L2_CID_AUDIO_MUTE: |
| 1153 | c->value = (VIDEO_AUDIO_MUTE & va.flags) ? 1 : 0; |
| 1154 | break; |
| 1155 | case V4L2_CID_AUDIO_VOLUME: |
| 1156 | c->value = va.volume; |
| 1157 | break; |
| 1158 | case V4L2_CID_AUDIO_BALANCE: |
| 1159 | c->value = va.balance; |
| 1160 | break; |
| 1161 | case V4L2_CID_AUDIO_BASS: |
| 1162 | c->value = va.bass; |
| 1163 | break; |
| 1164 | case V4L2_CID_AUDIO_TREBLE: |
| 1165 | c->value = va.treble; |
| 1166 | break; |
| 1167 | |
| 1168 | case V4L2_CID_PRIVATE_CHROMA_AGC: |
| 1169 | c->value = btv->opt_chroma_agc; |
| 1170 | break; |
| 1171 | case V4L2_CID_PRIVATE_COMBFILTER: |
| 1172 | c->value = btv->opt_combfilter; |
| 1173 | break; |
| 1174 | case V4L2_CID_PRIVATE_LUMAFILTER: |
| 1175 | c->value = btv->opt_lumafilter; |
| 1176 | break; |
| 1177 | case V4L2_CID_PRIVATE_AUTOMUTE: |
| 1178 | c->value = btv->opt_automute; |
| 1179 | break; |
| 1180 | case V4L2_CID_PRIVATE_AGC_CRUSH: |
| 1181 | c->value = btv->opt_adc_crush; |
| 1182 | break; |
| 1183 | case V4L2_CID_PRIVATE_VCR_HACK: |
| 1184 | c->value = btv->opt_vcr_hack; |
| 1185 | break; |
| 1186 | case V4L2_CID_PRIVATE_WHITECRUSH_UPPER: |
| 1187 | c->value = btv->opt_whitecrush_upper; |
| 1188 | break; |
| 1189 | case V4L2_CID_PRIVATE_WHITECRUSH_LOWER: |
| 1190 | c->value = btv->opt_whitecrush_lower; |
| 1191 | break; |
Mauro Carvalho Chehab | 060d302 | 2005-06-28 20:45:25 -0700 | [diff] [blame] | 1192 | case V4L2_CID_PRIVATE_UV_RATIO: |
| 1193 | c->value = btv->opt_uv_ratio; |
| 1194 | break; |
| 1195 | case V4L2_CID_PRIVATE_FULL_LUMA_RANGE: |
| 1196 | c->value = btv->opt_full_luma_range; |
| 1197 | break; |
| 1198 | case V4L2_CID_PRIVATE_CORING: |
| 1199 | c->value = btv->opt_coring; |
| 1200 | break; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1201 | default: |
| 1202 | return -EINVAL; |
| 1203 | } |
| 1204 | return 0; |
| 1205 | } |
| 1206 | |
| 1207 | static int set_control(struct bttv *btv, struct v4l2_control *c) |
| 1208 | { |
| 1209 | struct video_audio va; |
| 1210 | int i,val; |
| 1211 | |
| 1212 | for (i = 0; i < BTTV_CTLS; i++) |
| 1213 | if (bttv_ctls[i].id == c->id) |
| 1214 | break; |
| 1215 | if (i == BTTV_CTLS) |
| 1216 | return -EINVAL; |
| 1217 | if (i >= 4 && i <= 8) { |
| 1218 | memset(&va,0,sizeof(va)); |
| 1219 | bttv_call_i2c_clients(btv, VIDIOCGAUDIO, &va); |
| 1220 | if (btv->audio_hook) |
| 1221 | btv->audio_hook(btv,&va,0); |
| 1222 | } |
| 1223 | switch (c->id) { |
| 1224 | case V4L2_CID_BRIGHTNESS: |
| 1225 | bt848_bright(btv,c->value); |
| 1226 | break; |
| 1227 | case V4L2_CID_HUE: |
| 1228 | bt848_hue(btv,c->value); |
| 1229 | break; |
| 1230 | case V4L2_CID_CONTRAST: |
| 1231 | bt848_contrast(btv,c->value); |
| 1232 | break; |
| 1233 | case V4L2_CID_SATURATION: |
| 1234 | bt848_sat(btv,c->value); |
| 1235 | break; |
| 1236 | case V4L2_CID_AUDIO_MUTE: |
| 1237 | if (c->value) { |
| 1238 | va.flags |= VIDEO_AUDIO_MUTE; |
| 1239 | audio_mux(btv, AUDIO_MUTE); |
| 1240 | } else { |
| 1241 | va.flags &= ~VIDEO_AUDIO_MUTE; |
| 1242 | audio_mux(btv, AUDIO_UNMUTE); |
| 1243 | } |
| 1244 | break; |
| 1245 | |
| 1246 | case V4L2_CID_AUDIO_VOLUME: |
| 1247 | va.volume = c->value; |
| 1248 | break; |
| 1249 | case V4L2_CID_AUDIO_BALANCE: |
| 1250 | va.balance = c->value; |
| 1251 | break; |
| 1252 | case V4L2_CID_AUDIO_BASS: |
| 1253 | va.bass = c->value; |
| 1254 | break; |
| 1255 | case V4L2_CID_AUDIO_TREBLE: |
| 1256 | va.treble = c->value; |
| 1257 | break; |
| 1258 | |
| 1259 | case V4L2_CID_PRIVATE_CHROMA_AGC: |
| 1260 | btv->opt_chroma_agc = c->value; |
| 1261 | val = btv->opt_chroma_agc ? BT848_SCLOOP_CAGC : 0; |
| 1262 | btwrite(val, BT848_E_SCLOOP); |
| 1263 | btwrite(val, BT848_O_SCLOOP); |
| 1264 | break; |
| 1265 | case V4L2_CID_PRIVATE_COMBFILTER: |
| 1266 | btv->opt_combfilter = c->value; |
| 1267 | break; |
| 1268 | case V4L2_CID_PRIVATE_LUMAFILTER: |
| 1269 | btv->opt_lumafilter = c->value; |
| 1270 | if (btv->opt_lumafilter) { |
| 1271 | btand(~BT848_CONTROL_LDEC, BT848_E_CONTROL); |
| 1272 | btand(~BT848_CONTROL_LDEC, BT848_O_CONTROL); |
| 1273 | } else { |
| 1274 | btor(BT848_CONTROL_LDEC, BT848_E_CONTROL); |
| 1275 | btor(BT848_CONTROL_LDEC, BT848_O_CONTROL); |
| 1276 | } |
| 1277 | break; |
| 1278 | case V4L2_CID_PRIVATE_AUTOMUTE: |
| 1279 | btv->opt_automute = c->value; |
| 1280 | break; |
| 1281 | case V4L2_CID_PRIVATE_AGC_CRUSH: |
| 1282 | btv->opt_adc_crush = c->value; |
| 1283 | btwrite(BT848_ADC_RESERVED | (btv->opt_adc_crush ? BT848_ADC_CRUSH : 0), |
| 1284 | BT848_ADC); |
| 1285 | break; |
| 1286 | case V4L2_CID_PRIVATE_VCR_HACK: |
| 1287 | btv->opt_vcr_hack = c->value; |
| 1288 | break; |
| 1289 | case V4L2_CID_PRIVATE_WHITECRUSH_UPPER: |
| 1290 | btv->opt_whitecrush_upper = c->value; |
| 1291 | btwrite(c->value, BT848_WC_UP); |
| 1292 | break; |
| 1293 | case V4L2_CID_PRIVATE_WHITECRUSH_LOWER: |
| 1294 | btv->opt_whitecrush_lower = c->value; |
| 1295 | btwrite(c->value, BT848_WC_DOWN); |
| 1296 | break; |
Mauro Carvalho Chehab | 060d302 | 2005-06-28 20:45:25 -0700 | [diff] [blame] | 1297 | case V4L2_CID_PRIVATE_UV_RATIO: |
| 1298 | btv->opt_uv_ratio = c->value; |
| 1299 | bt848_sat(btv, btv->saturation); |
| 1300 | break; |
| 1301 | case V4L2_CID_PRIVATE_FULL_LUMA_RANGE: |
| 1302 | btv->opt_full_luma_range = c->value; |
| 1303 | btaor((c->value<<7), ~BT848_OFORM_RANGE, BT848_OFORM); |
| 1304 | break; |
| 1305 | case V4L2_CID_PRIVATE_CORING: |
| 1306 | btv->opt_coring = c->value; |
| 1307 | btaor((c->value<<5), ~BT848_OFORM_CORE32, BT848_OFORM); |
| 1308 | break; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1309 | default: |
| 1310 | return -EINVAL; |
| 1311 | } |
| 1312 | if (i >= 4 && i <= 8) { |
| 1313 | bttv_call_i2c_clients(btv, VIDIOCSAUDIO, &va); |
| 1314 | if (btv->audio_hook) |
| 1315 | btv->audio_hook(btv,&va,1); |
| 1316 | } |
| 1317 | return 0; |
| 1318 | } |
| 1319 | |
| 1320 | /* ----------------------------------------------------------------------- */ |
| 1321 | |
| 1322 | void bttv_gpio_tracking(struct bttv *btv, char *comment) |
| 1323 | { |
| 1324 | unsigned int outbits, data; |
| 1325 | outbits = btread(BT848_GPIO_OUT_EN); |
| 1326 | data = btread(BT848_GPIO_DATA); |
| 1327 | printk(KERN_DEBUG "bttv%d: gpio: en=%08x, out=%08x in=%08x [%s]\n", |
| 1328 | btv->c.nr,outbits,data & outbits, data & ~outbits, comment); |
| 1329 | } |
| 1330 | |
| 1331 | static void bttv_field_count(struct bttv *btv) |
| 1332 | { |
| 1333 | int need_count = 0; |
| 1334 | |
| 1335 | if (btv->users) |
| 1336 | need_count++; |
| 1337 | |
| 1338 | if (need_count) { |
| 1339 | /* start field counter */ |
| 1340 | btor(BT848_INT_VSYNC,BT848_INT_MASK); |
| 1341 | } else { |
| 1342 | /* stop field counter */ |
| 1343 | btand(~BT848_INT_VSYNC,BT848_INT_MASK); |
| 1344 | btv->field_count = 0; |
| 1345 | } |
| 1346 | } |
| 1347 | |
| 1348 | static const struct bttv_format* |
| 1349 | format_by_palette(int palette) |
| 1350 | { |
| 1351 | unsigned int i; |
| 1352 | |
| 1353 | for (i = 0; i < BTTV_FORMATS; i++) { |
| 1354 | if (-1 == bttv_formats[i].palette) |
| 1355 | continue; |
| 1356 | if (bttv_formats[i].palette == palette) |
| 1357 | return bttv_formats+i; |
| 1358 | } |
| 1359 | return NULL; |
| 1360 | } |
| 1361 | |
| 1362 | static const struct bttv_format* |
| 1363 | format_by_fourcc(int fourcc) |
| 1364 | { |
| 1365 | unsigned int i; |
| 1366 | |
| 1367 | for (i = 0; i < BTTV_FORMATS; i++) { |
| 1368 | if (-1 == bttv_formats[i].fourcc) |
| 1369 | continue; |
| 1370 | if (bttv_formats[i].fourcc == fourcc) |
| 1371 | return bttv_formats+i; |
| 1372 | } |
| 1373 | return NULL; |
| 1374 | } |
| 1375 | |
| 1376 | /* ----------------------------------------------------------------------- */ |
| 1377 | /* misc helpers */ |
| 1378 | |
| 1379 | static int |
| 1380 | bttv_switch_overlay(struct bttv *btv, struct bttv_fh *fh, |
| 1381 | struct bttv_buffer *new) |
| 1382 | { |
| 1383 | struct bttv_buffer *old; |
| 1384 | unsigned long flags; |
| 1385 | int retval = 0; |
| 1386 | |
| 1387 | dprintk("switch_overlay: enter [new=%p]\n",new); |
| 1388 | if (new) |
| 1389 | new->vb.state = STATE_DONE; |
| 1390 | spin_lock_irqsave(&btv->s_lock,flags); |
| 1391 | old = btv->screen; |
| 1392 | btv->screen = new; |
| 1393 | btv->loop_irq |= 1; |
| 1394 | bttv_set_dma(btv, 0x03); |
| 1395 | spin_unlock_irqrestore(&btv->s_lock,flags); |
| 1396 | if (NULL == new) |
| 1397 | free_btres(btv,fh,RESOURCE_OVERLAY); |
| 1398 | if (NULL != old) { |
| 1399 | dprintk("switch_overlay: old=%p state is %d\n",old,old->vb.state); |
| 1400 | bttv_dma_free(btv, old); |
| 1401 | kfree(old); |
| 1402 | } |
| 1403 | dprintk("switch_overlay: done\n"); |
| 1404 | return retval; |
| 1405 | } |
| 1406 | |
| 1407 | /* ----------------------------------------------------------------------- */ |
| 1408 | /* video4linux (1) interface */ |
| 1409 | |
| 1410 | static int bttv_prepare_buffer(struct bttv *btv, struct bttv_buffer *buf, |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 1411 | const struct bttv_format *fmt, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1412 | unsigned int width, unsigned int height, |
| 1413 | enum v4l2_field field) |
| 1414 | { |
| 1415 | int redo_dma_risc = 0; |
| 1416 | int rc; |
| 1417 | |
| 1418 | /* check settings */ |
| 1419 | if (NULL == fmt) |
| 1420 | return -EINVAL; |
| 1421 | if (fmt->btformat == BT848_COLOR_FMT_RAW) { |
| 1422 | width = RAW_BPL; |
| 1423 | height = RAW_LINES*2; |
| 1424 | if (width*height > buf->vb.bsize) |
| 1425 | return -EINVAL; |
| 1426 | buf->vb.size = buf->vb.bsize; |
| 1427 | } else { |
| 1428 | if (width < 48 || |
| 1429 | height < 32 || |
| 1430 | width > bttv_tvnorms[btv->tvnorm].swidth || |
| 1431 | height > bttv_tvnorms[btv->tvnorm].sheight) |
| 1432 | return -EINVAL; |
| 1433 | buf->vb.size = (width * height * fmt->depth) >> 3; |
| 1434 | if (0 != buf->vb.baddr && buf->vb.bsize < buf->vb.size) |
| 1435 | return -EINVAL; |
| 1436 | } |
| 1437 | |
| 1438 | /* alloc + fill struct bttv_buffer (if changed) */ |
| 1439 | if (buf->vb.width != width || buf->vb.height != height || |
| 1440 | buf->vb.field != field || |
| 1441 | buf->tvnorm != btv->tvnorm || buf->fmt != fmt) { |
| 1442 | buf->vb.width = width; |
| 1443 | buf->vb.height = height; |
| 1444 | buf->vb.field = field; |
| 1445 | buf->tvnorm = btv->tvnorm; |
| 1446 | buf->fmt = fmt; |
| 1447 | redo_dma_risc = 1; |
| 1448 | } |
| 1449 | |
| 1450 | /* alloc risc memory */ |
| 1451 | if (STATE_NEEDS_INIT == buf->vb.state) { |
| 1452 | redo_dma_risc = 1; |
| 1453 | if (0 != (rc = videobuf_iolock(btv->c.pci,&buf->vb,&btv->fbuf))) |
| 1454 | goto fail; |
| 1455 | } |
| 1456 | |
| 1457 | if (redo_dma_risc) |
| 1458 | if (0 != (rc = bttv_buffer_risc(btv,buf))) |
| 1459 | goto fail; |
| 1460 | |
| 1461 | buf->vb.state = STATE_PREPARED; |
| 1462 | return 0; |
| 1463 | |
| 1464 | fail: |
| 1465 | bttv_dma_free(btv,buf); |
| 1466 | return rc; |
| 1467 | } |
| 1468 | |
| 1469 | static int |
| 1470 | buffer_setup(struct videobuf_queue *q, unsigned int *count, unsigned int *size) |
| 1471 | { |
| 1472 | struct bttv_fh *fh = q->priv_data; |
| 1473 | |
| 1474 | *size = fh->fmt->depth*fh->width*fh->height >> 3; |
| 1475 | if (0 == *count) |
| 1476 | *count = gbuffers; |
| 1477 | while (*size * *count > gbuffers * gbufsize) |
| 1478 | (*count)--; |
| 1479 | return 0; |
| 1480 | } |
| 1481 | |
| 1482 | static int |
| 1483 | buffer_prepare(struct videobuf_queue *q, struct videobuf_buffer *vb, |
| 1484 | enum v4l2_field field) |
| 1485 | { |
| 1486 | struct bttv_buffer *buf = container_of(vb,struct bttv_buffer,vb); |
| 1487 | struct bttv_fh *fh = q->priv_data; |
| 1488 | |
| 1489 | return bttv_prepare_buffer(fh->btv, buf, fh->fmt, |
| 1490 | fh->width, fh->height, field); |
| 1491 | } |
| 1492 | |
| 1493 | static void |
| 1494 | buffer_queue(struct videobuf_queue *q, struct videobuf_buffer *vb) |
| 1495 | { |
| 1496 | struct bttv_buffer *buf = container_of(vb,struct bttv_buffer,vb); |
| 1497 | struct bttv_fh *fh = q->priv_data; |
| 1498 | struct bttv *btv = fh->btv; |
| 1499 | |
| 1500 | buf->vb.state = STATE_QUEUED; |
| 1501 | list_add_tail(&buf->vb.queue,&btv->capture); |
| 1502 | if (!btv->curr.frame_irq) { |
| 1503 | btv->loop_irq |= 1; |
| 1504 | bttv_set_dma(btv, 0x03); |
| 1505 | } |
| 1506 | } |
| 1507 | |
| 1508 | static void buffer_release(struct videobuf_queue *q, struct videobuf_buffer *vb) |
| 1509 | { |
| 1510 | struct bttv_buffer *buf = container_of(vb,struct bttv_buffer,vb); |
| 1511 | struct bttv_fh *fh = q->priv_data; |
| 1512 | |
| 1513 | bttv_dma_free(fh->btv,buf); |
| 1514 | } |
| 1515 | |
| 1516 | static struct videobuf_queue_ops bttv_video_qops = { |
| 1517 | .buf_setup = buffer_setup, |
| 1518 | .buf_prepare = buffer_prepare, |
| 1519 | .buf_queue = buffer_queue, |
| 1520 | .buf_release = buffer_release, |
| 1521 | }; |
| 1522 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1523 | static int bttv_common_ioctls(struct bttv *btv, unsigned int cmd, void *arg) |
| 1524 | { |
| 1525 | switch (cmd) { |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 1526 | case BTTV_VERSION: |
| 1527 | return BTTV_VERSION_CODE; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1528 | |
| 1529 | /* *** v4l1 *** ************************************************ */ |
| 1530 | case VIDIOCGFREQ: |
| 1531 | { |
| 1532 | unsigned long *freq = arg; |
| 1533 | *freq = btv->freq; |
| 1534 | return 0; |
| 1535 | } |
| 1536 | case VIDIOCSFREQ: |
| 1537 | { |
| 1538 | unsigned long *freq = arg; |
Ingo Molnar | bd5f0ac | 2006-01-13 14:10:24 -0200 | [diff] [blame] | 1539 | mutex_lock(&btv->lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1540 | btv->freq=*freq; |
| 1541 | bttv_call_i2c_clients(btv,VIDIOCSFREQ,freq); |
| 1542 | if (btv->has_matchbox && btv->radio_user) |
| 1543 | tea5757_set_freq(btv,*freq); |
Ingo Molnar | bd5f0ac | 2006-01-13 14:10:24 -0200 | [diff] [blame] | 1544 | mutex_unlock(&btv->lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1545 | return 0; |
| 1546 | } |
| 1547 | |
| 1548 | case VIDIOCGTUNER: |
| 1549 | { |
| 1550 | struct video_tuner *v = arg; |
| 1551 | |
| 1552 | if (UNSET == bttv_tvcards[btv->c.type].tuner) |
| 1553 | return -EINVAL; |
| 1554 | if (v->tuner) /* Only tuner 0 */ |
| 1555 | return -EINVAL; |
| 1556 | strcpy(v->name, "Television"); |
| 1557 | v->rangelow = 0; |
| 1558 | v->rangehigh = 0x7FFFFFFF; |
| 1559 | v->flags = VIDEO_TUNER_PAL|VIDEO_TUNER_NTSC|VIDEO_TUNER_SECAM; |
| 1560 | v->mode = btv->tvnorm; |
| 1561 | v->signal = (btread(BT848_DSTATUS)&BT848_DSTATUS_HLOC) ? 0xFFFF : 0; |
| 1562 | bttv_call_i2c_clients(btv,cmd,v); |
| 1563 | return 0; |
| 1564 | } |
| 1565 | case VIDIOCSTUNER: |
| 1566 | { |
| 1567 | struct video_tuner *v = arg; |
| 1568 | |
| 1569 | if (v->tuner) /* Only tuner 0 */ |
| 1570 | return -EINVAL; |
| 1571 | if (v->mode >= BTTV_TVNORMS) |
| 1572 | return -EINVAL; |
| 1573 | |
Ingo Molnar | bd5f0ac | 2006-01-13 14:10:24 -0200 | [diff] [blame] | 1574 | mutex_lock(&btv->lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1575 | set_tvnorm(btv,v->mode); |
| 1576 | bttv_call_i2c_clients(btv,cmd,v); |
Ingo Molnar | bd5f0ac | 2006-01-13 14:10:24 -0200 | [diff] [blame] | 1577 | mutex_unlock(&btv->lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1578 | return 0; |
| 1579 | } |
| 1580 | |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 1581 | case VIDIOCGCHAN: |
| 1582 | { |
| 1583 | struct video_channel *v = arg; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1584 | unsigned int channel = v->channel; |
| 1585 | |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 1586 | if (channel >= bttv_tvcards[btv->c.type].video_inputs) |
| 1587 | return -EINVAL; |
| 1588 | v->tuners=0; |
| 1589 | v->flags = VIDEO_VC_AUDIO; |
| 1590 | v->type = VIDEO_TYPE_CAMERA; |
| 1591 | v->norm = btv->tvnorm; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1592 | if (channel == bttv_tvcards[btv->c.type].tuner) { |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 1593 | strcpy(v->name,"Television"); |
| 1594 | v->flags|=VIDEO_VC_TUNER; |
| 1595 | v->type=VIDEO_TYPE_TV; |
| 1596 | v->tuners=1; |
| 1597 | } else if (channel == btv->svhs) { |
| 1598 | strcpy(v->name,"S-Video"); |
| 1599 | } else { |
| 1600 | sprintf(v->name,"Composite%d",channel); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1601 | } |
| 1602 | return 0; |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 1603 | } |
| 1604 | case VIDIOCSCHAN: |
| 1605 | { |
| 1606 | struct video_channel *v = arg; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1607 | unsigned int channel = v->channel; |
| 1608 | |
| 1609 | if (channel >= bttv_tvcards[btv->c.type].video_inputs) |
| 1610 | return -EINVAL; |
| 1611 | if (v->norm >= BTTV_TVNORMS) |
| 1612 | return -EINVAL; |
| 1613 | |
Ingo Molnar | bd5f0ac | 2006-01-13 14:10:24 -0200 | [diff] [blame] | 1614 | mutex_lock(&btv->lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1615 | if (channel == btv->input && |
| 1616 | v->norm == btv->tvnorm) { |
| 1617 | /* nothing to do */ |
Ingo Molnar | bd5f0ac | 2006-01-13 14:10:24 -0200 | [diff] [blame] | 1618 | mutex_unlock(&btv->lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1619 | return 0; |
| 1620 | } |
| 1621 | |
| 1622 | btv->tvnorm = v->norm; |
| 1623 | set_input(btv,v->channel); |
Ingo Molnar | bd5f0ac | 2006-01-13 14:10:24 -0200 | [diff] [blame] | 1624 | mutex_unlock(&btv->lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1625 | return 0; |
| 1626 | } |
| 1627 | |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 1628 | case VIDIOCGAUDIO: |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1629 | { |
| 1630 | struct video_audio *v = arg; |
| 1631 | |
| 1632 | memset(v,0,sizeof(*v)); |
| 1633 | strcpy(v->name,"Television"); |
| 1634 | v->flags |= VIDEO_AUDIO_MUTABLE; |
| 1635 | v->mode = VIDEO_SOUND_MONO; |
| 1636 | |
Ingo Molnar | bd5f0ac | 2006-01-13 14:10:24 -0200 | [diff] [blame] | 1637 | mutex_lock(&btv->lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1638 | bttv_call_i2c_clients(btv,cmd,v); |
| 1639 | |
| 1640 | /* card specific hooks */ |
| 1641 | if (btv->audio_hook) |
| 1642 | btv->audio_hook(btv,v,0); |
| 1643 | |
Ingo Molnar | bd5f0ac | 2006-01-13 14:10:24 -0200 | [diff] [blame] | 1644 | mutex_unlock(&btv->lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1645 | return 0; |
| 1646 | } |
| 1647 | case VIDIOCSAUDIO: |
| 1648 | { |
| 1649 | struct video_audio *v = arg; |
| 1650 | unsigned int audio = v->audio; |
| 1651 | |
| 1652 | if (audio >= bttv_tvcards[btv->c.type].audio_inputs) |
| 1653 | return -EINVAL; |
| 1654 | |
Ingo Molnar | bd5f0ac | 2006-01-13 14:10:24 -0200 | [diff] [blame] | 1655 | mutex_lock(&btv->lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1656 | audio_mux(btv, (v->flags&VIDEO_AUDIO_MUTE) ? AUDIO_MUTE : AUDIO_UNMUTE); |
| 1657 | bttv_call_i2c_clients(btv,cmd,v); |
| 1658 | |
| 1659 | /* card specific hooks */ |
| 1660 | if (btv->audio_hook) |
| 1661 | btv->audio_hook(btv,v,1); |
| 1662 | |
Ingo Molnar | bd5f0ac | 2006-01-13 14:10:24 -0200 | [diff] [blame] | 1663 | mutex_unlock(&btv->lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1664 | return 0; |
| 1665 | } |
| 1666 | |
| 1667 | /* *** v4l2 *** ************************************************ */ |
| 1668 | case VIDIOC_ENUMSTD: |
| 1669 | { |
| 1670 | struct v4l2_standard *e = arg; |
| 1671 | unsigned int index = e->index; |
| 1672 | |
| 1673 | if (index >= BTTV_TVNORMS) |
| 1674 | return -EINVAL; |
| 1675 | v4l2_video_std_construct(e, bttv_tvnorms[e->index].v4l2_id, |
| 1676 | bttv_tvnorms[e->index].name); |
| 1677 | e->index = index; |
| 1678 | return 0; |
| 1679 | } |
| 1680 | case VIDIOC_G_STD: |
| 1681 | { |
| 1682 | v4l2_std_id *id = arg; |
| 1683 | *id = bttv_tvnorms[btv->tvnorm].v4l2_id; |
| 1684 | return 0; |
| 1685 | } |
| 1686 | case VIDIOC_S_STD: |
| 1687 | { |
| 1688 | v4l2_std_id *id = arg; |
| 1689 | unsigned int i; |
| 1690 | |
| 1691 | for (i = 0; i < BTTV_TVNORMS; i++) |
| 1692 | if (*id & bttv_tvnorms[i].v4l2_id) |
| 1693 | break; |
| 1694 | if (i == BTTV_TVNORMS) |
| 1695 | return -EINVAL; |
| 1696 | |
Ingo Molnar | bd5f0ac | 2006-01-13 14:10:24 -0200 | [diff] [blame] | 1697 | mutex_lock(&btv->lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1698 | set_tvnorm(btv,i); |
| 1699 | i2c_vidiocschan(btv); |
Ingo Molnar | bd5f0ac | 2006-01-13 14:10:24 -0200 | [diff] [blame] | 1700 | mutex_unlock(&btv->lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1701 | return 0; |
| 1702 | } |
| 1703 | case VIDIOC_QUERYSTD: |
| 1704 | { |
| 1705 | v4l2_std_id *id = arg; |
| 1706 | |
| 1707 | if (btread(BT848_DSTATUS) & BT848_DSTATUS_NUML) |
| 1708 | *id = V4L2_STD_625_50; |
| 1709 | else |
| 1710 | *id = V4L2_STD_525_60; |
| 1711 | return 0; |
| 1712 | } |
| 1713 | |
| 1714 | case VIDIOC_ENUMINPUT: |
| 1715 | { |
| 1716 | struct v4l2_input *i = arg; |
| 1717 | unsigned int n; |
| 1718 | |
| 1719 | n = i->index; |
| 1720 | if (n >= bttv_tvcards[btv->c.type].video_inputs) |
| 1721 | return -EINVAL; |
| 1722 | memset(i,0,sizeof(*i)); |
| 1723 | i->index = n; |
| 1724 | i->type = V4L2_INPUT_TYPE_CAMERA; |
Michael H. Schimek | bbf7871 | 2005-12-01 00:51:40 -0800 | [diff] [blame] | 1725 | i->audioset = 0; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1726 | if (i->index == bttv_tvcards[btv->c.type].tuner) { |
| 1727 | sprintf(i->name, "Television"); |
| 1728 | i->type = V4L2_INPUT_TYPE_TUNER; |
| 1729 | i->tuner = 0; |
| 1730 | } else if (i->index == btv->svhs) { |
| 1731 | sprintf(i->name, "S-Video"); |
| 1732 | } else { |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 1733 | sprintf(i->name,"Composite%d",i->index); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1734 | } |
| 1735 | if (i->index == btv->input) { |
| 1736 | __u32 dstatus = btread(BT848_DSTATUS); |
| 1737 | if (0 == (dstatus & BT848_DSTATUS_PRES)) |
| 1738 | i->status |= V4L2_IN_ST_NO_SIGNAL; |
| 1739 | if (0 == (dstatus & BT848_DSTATUS_HLOC)) |
| 1740 | i->status |= V4L2_IN_ST_NO_H_LOCK; |
| 1741 | } |
| 1742 | for (n = 0; n < BTTV_TVNORMS; n++) |
| 1743 | i->std |= bttv_tvnorms[n].v4l2_id; |
| 1744 | return 0; |
| 1745 | } |
| 1746 | case VIDIOC_G_INPUT: |
| 1747 | { |
| 1748 | int *i = arg; |
| 1749 | *i = btv->input; |
| 1750 | return 0; |
| 1751 | } |
| 1752 | case VIDIOC_S_INPUT: |
| 1753 | { |
| 1754 | unsigned int *i = arg; |
| 1755 | |
| 1756 | if (*i > bttv_tvcards[btv->c.type].video_inputs) |
| 1757 | return -EINVAL; |
Ingo Molnar | bd5f0ac | 2006-01-13 14:10:24 -0200 | [diff] [blame] | 1758 | mutex_lock(&btv->lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1759 | set_input(btv,*i); |
Ingo Molnar | bd5f0ac | 2006-01-13 14:10:24 -0200 | [diff] [blame] | 1760 | mutex_unlock(&btv->lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1761 | return 0; |
| 1762 | } |
| 1763 | |
| 1764 | case VIDIOC_G_TUNER: |
| 1765 | { |
| 1766 | struct v4l2_tuner *t = arg; |
| 1767 | |
| 1768 | if (UNSET == bttv_tvcards[btv->c.type].tuner) |
| 1769 | return -EINVAL; |
| 1770 | if (0 != t->index) |
| 1771 | return -EINVAL; |
Ingo Molnar | bd5f0ac | 2006-01-13 14:10:24 -0200 | [diff] [blame] | 1772 | mutex_lock(&btv->lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1773 | memset(t,0,sizeof(*t)); |
| 1774 | strcpy(t->name, "Television"); |
| 1775 | t->type = V4L2_TUNER_ANALOG_TV; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1776 | t->capability = V4L2_TUNER_CAP_NORM; |
| 1777 | t->rxsubchans = V4L2_TUNER_SUB_MONO; |
| 1778 | if (btread(BT848_DSTATUS)&BT848_DSTATUS_HLOC) |
| 1779 | t->signal = 0xffff; |
| 1780 | { |
Michael H. Schimek | bbf7871 | 2005-12-01 00:51:40 -0800 | [diff] [blame] | 1781 | struct video_tuner tuner; |
| 1782 | |
| 1783 | memset(&tuner, 0, sizeof (tuner)); |
| 1784 | tuner.rangehigh = 0xffffffffUL; |
| 1785 | bttv_call_i2c_clients(btv, VIDIOCGTUNER, &tuner); |
| 1786 | t->rangelow = tuner.rangelow; |
| 1787 | t->rangehigh = tuner.rangehigh; |
| 1788 | } |
| 1789 | { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1790 | /* Hmmm ... */ |
| 1791 | struct video_audio va; |
| 1792 | memset(&va, 0, sizeof(struct video_audio)); |
| 1793 | bttv_call_i2c_clients(btv, VIDIOCGAUDIO, &va); |
| 1794 | if (btv->audio_hook) |
| 1795 | btv->audio_hook(btv,&va,0); |
| 1796 | if(va.mode & VIDEO_SOUND_STEREO) { |
| 1797 | t->audmode = V4L2_TUNER_MODE_STEREO; |
| 1798 | t->rxsubchans |= V4L2_TUNER_SUB_STEREO; |
| 1799 | } |
| 1800 | if(va.mode & VIDEO_SOUND_LANG1) { |
| 1801 | t->audmode = V4L2_TUNER_MODE_LANG1; |
| 1802 | t->rxsubchans = V4L2_TUNER_SUB_LANG1 |
| 1803 | | V4L2_TUNER_SUB_LANG2; |
| 1804 | } |
| 1805 | } |
| 1806 | /* FIXME: fill capability+audmode */ |
Ingo Molnar | bd5f0ac | 2006-01-13 14:10:24 -0200 | [diff] [blame] | 1807 | mutex_unlock(&btv->lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1808 | return 0; |
| 1809 | } |
| 1810 | case VIDIOC_S_TUNER: |
| 1811 | { |
| 1812 | struct v4l2_tuner *t = arg; |
| 1813 | |
| 1814 | if (UNSET == bttv_tvcards[btv->c.type].tuner) |
| 1815 | return -EINVAL; |
| 1816 | if (0 != t->index) |
| 1817 | return -EINVAL; |
Ingo Molnar | bd5f0ac | 2006-01-13 14:10:24 -0200 | [diff] [blame] | 1818 | mutex_lock(&btv->lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1819 | { |
| 1820 | struct video_audio va; |
| 1821 | memset(&va, 0, sizeof(struct video_audio)); |
| 1822 | bttv_call_i2c_clients(btv, VIDIOCGAUDIO, &va); |
| 1823 | if (t->audmode == V4L2_TUNER_MODE_MONO) |
| 1824 | va.mode = VIDEO_SOUND_MONO; |
| 1825 | else if (t->audmode == V4L2_TUNER_MODE_STEREO) |
| 1826 | va.mode = VIDEO_SOUND_STEREO; |
| 1827 | else if (t->audmode == V4L2_TUNER_MODE_LANG1) |
| 1828 | va.mode = VIDEO_SOUND_LANG1; |
| 1829 | else if (t->audmode == V4L2_TUNER_MODE_LANG2) |
| 1830 | va.mode = VIDEO_SOUND_LANG2; |
| 1831 | bttv_call_i2c_clients(btv, VIDIOCSAUDIO, &va); |
| 1832 | if (btv->audio_hook) |
| 1833 | btv->audio_hook(btv,&va,1); |
| 1834 | } |
Ingo Molnar | bd5f0ac | 2006-01-13 14:10:24 -0200 | [diff] [blame] | 1835 | mutex_unlock(&btv->lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1836 | return 0; |
| 1837 | } |
| 1838 | |
| 1839 | case VIDIOC_G_FREQUENCY: |
| 1840 | { |
| 1841 | struct v4l2_frequency *f = arg; |
| 1842 | |
| 1843 | memset(f,0,sizeof(*f)); |
| 1844 | f->type = V4L2_TUNER_ANALOG_TV; |
| 1845 | f->frequency = btv->freq; |
| 1846 | return 0; |
| 1847 | } |
| 1848 | case VIDIOC_S_FREQUENCY: |
| 1849 | { |
| 1850 | struct v4l2_frequency *f = arg; |
| 1851 | |
| 1852 | if (unlikely(f->tuner != 0)) |
| 1853 | return -EINVAL; |
Mauro Carvalho Chehab | fa9846a | 2005-07-12 13:58:42 -0700 | [diff] [blame] | 1854 | if (unlikely (f->type != V4L2_TUNER_ANALOG_TV)) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1855 | return -EINVAL; |
Ingo Molnar | bd5f0ac | 2006-01-13 14:10:24 -0200 | [diff] [blame] | 1856 | mutex_lock(&btv->lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1857 | btv->freq = f->frequency; |
| 1858 | bttv_call_i2c_clients(btv,VIDIOCSFREQ,&btv->freq); |
| 1859 | if (btv->has_matchbox && btv->radio_user) |
| 1860 | tea5757_set_freq(btv,btv->freq); |
Ingo Molnar | bd5f0ac | 2006-01-13 14:10:24 -0200 | [diff] [blame] | 1861 | mutex_unlock(&btv->lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1862 | return 0; |
| 1863 | } |
Hans Verkuil | 299392b | 2005-11-08 21:37:42 -0800 | [diff] [blame] | 1864 | case VIDIOC_LOG_STATUS: |
| 1865 | { |
Luiz Capitulino | 97cb445 | 2005-12-01 00:51:24 -0800 | [diff] [blame] | 1866 | bttv_call_i2c_clients(btv, VIDIOC_LOG_STATUS, NULL); |
Hans Verkuil | 299392b | 2005-11-08 21:37:42 -0800 | [diff] [blame] | 1867 | return 0; |
| 1868 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1869 | |
| 1870 | default: |
| 1871 | return -ENOIOCTLCMD; |
| 1872 | |
| 1873 | } |
| 1874 | return 0; |
| 1875 | } |
| 1876 | |
| 1877 | static int verify_window(const struct bttv_tvnorm *tvn, |
| 1878 | struct v4l2_window *win, int fixup) |
| 1879 | { |
| 1880 | enum v4l2_field field; |
| 1881 | int maxw, maxh; |
| 1882 | |
| 1883 | if (win->w.width < 48 || win->w.height < 32) |
| 1884 | return -EINVAL; |
| 1885 | if (win->clipcount > 2048) |
| 1886 | return -EINVAL; |
| 1887 | |
| 1888 | field = win->field; |
| 1889 | maxw = tvn->swidth; |
| 1890 | maxh = tvn->sheight; |
| 1891 | |
| 1892 | if (V4L2_FIELD_ANY == field) { |
| 1893 | field = (win->w.height > maxh/2) |
| 1894 | ? V4L2_FIELD_INTERLACED |
| 1895 | : V4L2_FIELD_TOP; |
| 1896 | } |
| 1897 | switch (field) { |
| 1898 | case V4L2_FIELD_TOP: |
| 1899 | case V4L2_FIELD_BOTTOM: |
| 1900 | maxh = maxh / 2; |
| 1901 | break; |
| 1902 | case V4L2_FIELD_INTERLACED: |
| 1903 | break; |
| 1904 | default: |
| 1905 | return -EINVAL; |
| 1906 | } |
| 1907 | |
| 1908 | if (!fixup && (win->w.width > maxw || win->w.height > maxh)) |
| 1909 | return -EINVAL; |
| 1910 | |
| 1911 | if (win->w.width > maxw) |
| 1912 | win->w.width = maxw; |
| 1913 | if (win->w.height > maxh) |
| 1914 | win->w.height = maxh; |
| 1915 | win->field = field; |
| 1916 | return 0; |
| 1917 | } |
| 1918 | |
| 1919 | static int setup_window(struct bttv_fh *fh, struct bttv *btv, |
| 1920 | struct v4l2_window *win, int fixup) |
| 1921 | { |
| 1922 | struct v4l2_clip *clips = NULL; |
| 1923 | int n,size,retval = 0; |
| 1924 | |
| 1925 | if (NULL == fh->ovfmt) |
| 1926 | return -EINVAL; |
| 1927 | if (!(fh->ovfmt->flags & FORMAT_FLAGS_PACKED)) |
| 1928 | return -EINVAL; |
| 1929 | retval = verify_window(&bttv_tvnorms[btv->tvnorm],win,fixup); |
| 1930 | if (0 != retval) |
| 1931 | return retval; |
| 1932 | |
| 1933 | /* copy clips -- luckily v4l1 + v4l2 are binary |
| 1934 | compatible here ...*/ |
| 1935 | n = win->clipcount; |
| 1936 | size = sizeof(*clips)*(n+4); |
| 1937 | clips = kmalloc(size,GFP_KERNEL); |
| 1938 | if (NULL == clips) |
| 1939 | return -ENOMEM; |
| 1940 | if (n > 0) { |
| 1941 | if (copy_from_user(clips,win->clips,sizeof(struct v4l2_clip)*n)) { |
| 1942 | kfree(clips); |
| 1943 | return -EFAULT; |
| 1944 | } |
| 1945 | } |
| 1946 | /* clip against screen */ |
| 1947 | if (NULL != btv->fbuf.base) |
| 1948 | n = btcx_screen_clips(btv->fbuf.fmt.width, btv->fbuf.fmt.height, |
| 1949 | &win->w, clips, n); |
| 1950 | btcx_sort_clips(clips,n); |
| 1951 | |
| 1952 | /* 4-byte alignments */ |
| 1953 | switch (fh->ovfmt->depth) { |
| 1954 | case 8: |
| 1955 | case 24: |
| 1956 | btcx_align(&win->w, clips, n, 3); |
| 1957 | break; |
| 1958 | case 16: |
| 1959 | btcx_align(&win->w, clips, n, 1); |
| 1960 | break; |
| 1961 | case 32: |
| 1962 | /* no alignment fixups needed */ |
| 1963 | break; |
| 1964 | default: |
| 1965 | BUG(); |
| 1966 | } |
| 1967 | |
Ingo Molnar | 3593cab | 2006-02-07 06:49:14 -0200 | [diff] [blame^] | 1968 | mutex_lock(&fh->cap.lock); |
Mauro Carvalho Chehab | 674434c | 2005-12-12 00:37:28 -0800 | [diff] [blame] | 1969 | kfree(fh->ov.clips); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1970 | fh->ov.clips = clips; |
| 1971 | fh->ov.nclips = n; |
| 1972 | |
| 1973 | fh->ov.w = win->w; |
| 1974 | fh->ov.field = win->field; |
| 1975 | fh->ov.setup_ok = 1; |
| 1976 | btv->init.ov.w.width = win->w.width; |
| 1977 | btv->init.ov.w.height = win->w.height; |
| 1978 | btv->init.ov.field = win->field; |
| 1979 | |
| 1980 | /* update overlay if needed */ |
| 1981 | retval = 0; |
| 1982 | if (check_btres(fh, RESOURCE_OVERLAY)) { |
| 1983 | struct bttv_buffer *new; |
| 1984 | |
| 1985 | new = videobuf_alloc(sizeof(*new)); |
| 1986 | bttv_overlay_risc(btv, &fh->ov, fh->ovfmt, new); |
| 1987 | retval = bttv_switch_overlay(btv,fh,new); |
| 1988 | } |
Ingo Molnar | 3593cab | 2006-02-07 06:49:14 -0200 | [diff] [blame^] | 1989 | mutex_unlock(&fh->cap.lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1990 | return retval; |
| 1991 | } |
| 1992 | |
| 1993 | /* ----------------------------------------------------------------------- */ |
| 1994 | |
| 1995 | static struct videobuf_queue* bttv_queue(struct bttv_fh *fh) |
| 1996 | { |
| 1997 | struct videobuf_queue* q = NULL; |
| 1998 | |
| 1999 | switch (fh->type) { |
| 2000 | case V4L2_BUF_TYPE_VIDEO_CAPTURE: |
| 2001 | q = &fh->cap; |
| 2002 | break; |
| 2003 | case V4L2_BUF_TYPE_VBI_CAPTURE: |
| 2004 | q = &fh->vbi; |
| 2005 | break; |
| 2006 | default: |
| 2007 | BUG(); |
| 2008 | } |
| 2009 | return q; |
| 2010 | } |
| 2011 | |
| 2012 | static int bttv_resource(struct bttv_fh *fh) |
| 2013 | { |
| 2014 | int res = 0; |
| 2015 | |
| 2016 | switch (fh->type) { |
| 2017 | case V4L2_BUF_TYPE_VIDEO_CAPTURE: |
| 2018 | res = RESOURCE_VIDEO; |
| 2019 | break; |
| 2020 | case V4L2_BUF_TYPE_VBI_CAPTURE: |
| 2021 | res = RESOURCE_VBI; |
| 2022 | break; |
| 2023 | default: |
| 2024 | BUG(); |
| 2025 | } |
| 2026 | return res; |
| 2027 | } |
| 2028 | |
| 2029 | static int bttv_switch_type(struct bttv_fh *fh, enum v4l2_buf_type type) |
| 2030 | { |
| 2031 | struct videobuf_queue *q = bttv_queue(fh); |
| 2032 | int res = bttv_resource(fh); |
| 2033 | |
| 2034 | if (check_btres(fh,res)) |
| 2035 | return -EBUSY; |
| 2036 | if (videobuf_queue_is_busy(q)) |
| 2037 | return -EBUSY; |
| 2038 | fh->type = type; |
| 2039 | return 0; |
| 2040 | } |
| 2041 | |
Michael H. Schimek | c87c948 | 2005-12-01 00:51:33 -0800 | [diff] [blame] | 2042 | static void |
| 2043 | pix_format_set_size (struct v4l2_pix_format * f, |
| 2044 | const struct bttv_format * fmt, |
| 2045 | unsigned int width, |
| 2046 | unsigned int height) |
| 2047 | { |
| 2048 | f->width = width; |
| 2049 | f->height = height; |
| 2050 | |
| 2051 | if (fmt->flags & FORMAT_FLAGS_PLANAR) { |
| 2052 | f->bytesperline = width; /* Y plane */ |
| 2053 | f->sizeimage = (width * height * fmt->depth) >> 3; |
| 2054 | } else { |
| 2055 | f->bytesperline = (width * fmt->depth) >> 3; |
| 2056 | f->sizeimage = height * f->bytesperline; |
| 2057 | } |
| 2058 | } |
| 2059 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2060 | static int bttv_g_fmt(struct bttv_fh *fh, struct v4l2_format *f) |
| 2061 | { |
| 2062 | switch (f->type) { |
| 2063 | case V4L2_BUF_TYPE_VIDEO_CAPTURE: |
| 2064 | memset(&f->fmt.pix,0,sizeof(struct v4l2_pix_format)); |
Michael H. Schimek | c87c948 | 2005-12-01 00:51:33 -0800 | [diff] [blame] | 2065 | pix_format_set_size (&f->fmt.pix, fh->fmt, |
| 2066 | fh->width, fh->height); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2067 | f->fmt.pix.field = fh->cap.field; |
| 2068 | f->fmt.pix.pixelformat = fh->fmt->fourcc; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2069 | return 0; |
| 2070 | case V4L2_BUF_TYPE_VIDEO_OVERLAY: |
| 2071 | memset(&f->fmt.win,0,sizeof(struct v4l2_window)); |
| 2072 | f->fmt.win.w = fh->ov.w; |
| 2073 | f->fmt.win.field = fh->ov.field; |
| 2074 | return 0; |
| 2075 | case V4L2_BUF_TYPE_VBI_CAPTURE: |
| 2076 | bttv_vbi_get_fmt(fh,f); |
| 2077 | return 0; |
| 2078 | default: |
| 2079 | return -EINVAL; |
| 2080 | } |
| 2081 | } |
| 2082 | |
| 2083 | static int bttv_try_fmt(struct bttv_fh *fh, struct bttv *btv, |
| 2084 | struct v4l2_format *f) |
| 2085 | { |
| 2086 | switch (f->type) { |
| 2087 | case V4L2_BUF_TYPE_VIDEO_CAPTURE: |
| 2088 | { |
| 2089 | const struct bttv_format *fmt; |
| 2090 | enum v4l2_field field; |
| 2091 | unsigned int maxw,maxh; |
| 2092 | |
| 2093 | fmt = format_by_fourcc(f->fmt.pix.pixelformat); |
| 2094 | if (NULL == fmt) |
| 2095 | return -EINVAL; |
| 2096 | |
| 2097 | /* fixup format */ |
| 2098 | maxw = bttv_tvnorms[btv->tvnorm].swidth; |
| 2099 | maxh = bttv_tvnorms[btv->tvnorm].sheight; |
| 2100 | field = f->fmt.pix.field; |
| 2101 | if (V4L2_FIELD_ANY == field) |
| 2102 | field = (f->fmt.pix.height > maxh/2) |
| 2103 | ? V4L2_FIELD_INTERLACED |
| 2104 | : V4L2_FIELD_BOTTOM; |
| 2105 | if (V4L2_FIELD_SEQ_BT == field) |
| 2106 | field = V4L2_FIELD_SEQ_TB; |
| 2107 | switch (field) { |
| 2108 | case V4L2_FIELD_TOP: |
| 2109 | case V4L2_FIELD_BOTTOM: |
| 2110 | case V4L2_FIELD_ALTERNATE: |
| 2111 | maxh = maxh/2; |
| 2112 | break; |
| 2113 | case V4L2_FIELD_INTERLACED: |
| 2114 | break; |
| 2115 | case V4L2_FIELD_SEQ_TB: |
| 2116 | if (fmt->flags & FORMAT_FLAGS_PLANAR) |
| 2117 | return -EINVAL; |
| 2118 | break; |
| 2119 | default: |
| 2120 | return -EINVAL; |
| 2121 | } |
| 2122 | |
| 2123 | /* update data for the application */ |
| 2124 | f->fmt.pix.field = field; |
| 2125 | if (f->fmt.pix.width < 48) |
| 2126 | f->fmt.pix.width = 48; |
| 2127 | if (f->fmt.pix.height < 32) |
| 2128 | f->fmt.pix.height = 32; |
| 2129 | if (f->fmt.pix.width > maxw) |
| 2130 | f->fmt.pix.width = maxw; |
| 2131 | if (f->fmt.pix.height > maxh) |
| 2132 | f->fmt.pix.height = maxh; |
Michael H. Schimek | c87c948 | 2005-12-01 00:51:33 -0800 | [diff] [blame] | 2133 | pix_format_set_size (&f->fmt.pix, fmt, |
| 2134 | f->fmt.pix.width & ~3, |
| 2135 | f->fmt.pix.height); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2136 | |
| 2137 | return 0; |
| 2138 | } |
| 2139 | case V4L2_BUF_TYPE_VIDEO_OVERLAY: |
| 2140 | return verify_window(&bttv_tvnorms[btv->tvnorm], |
| 2141 | &f->fmt.win, 1); |
| 2142 | case V4L2_BUF_TYPE_VBI_CAPTURE: |
| 2143 | bttv_vbi_try_fmt(fh,f); |
| 2144 | return 0; |
| 2145 | default: |
| 2146 | return -EINVAL; |
| 2147 | } |
| 2148 | } |
| 2149 | |
| 2150 | static int bttv_s_fmt(struct bttv_fh *fh, struct bttv *btv, |
| 2151 | struct v4l2_format *f) |
| 2152 | { |
| 2153 | int retval; |
| 2154 | |
| 2155 | switch (f->type) { |
| 2156 | case V4L2_BUF_TYPE_VIDEO_CAPTURE: |
| 2157 | { |
| 2158 | const struct bttv_format *fmt; |
| 2159 | |
| 2160 | retval = bttv_switch_type(fh,f->type); |
| 2161 | if (0 != retval) |
| 2162 | return retval; |
| 2163 | retval = bttv_try_fmt(fh,btv,f); |
| 2164 | if (0 != retval) |
| 2165 | return retval; |
| 2166 | fmt = format_by_fourcc(f->fmt.pix.pixelformat); |
| 2167 | |
| 2168 | /* update our state informations */ |
Ingo Molnar | 3593cab | 2006-02-07 06:49:14 -0200 | [diff] [blame^] | 2169 | mutex_lock(&fh->cap.lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2170 | fh->fmt = fmt; |
| 2171 | fh->cap.field = f->fmt.pix.field; |
| 2172 | fh->cap.last = V4L2_FIELD_NONE; |
| 2173 | fh->width = f->fmt.pix.width; |
| 2174 | fh->height = f->fmt.pix.height; |
| 2175 | btv->init.fmt = fmt; |
| 2176 | btv->init.width = f->fmt.pix.width; |
| 2177 | btv->init.height = f->fmt.pix.height; |
Ingo Molnar | 3593cab | 2006-02-07 06:49:14 -0200 | [diff] [blame^] | 2178 | mutex_unlock(&fh->cap.lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2179 | |
| 2180 | return 0; |
| 2181 | } |
| 2182 | case V4L2_BUF_TYPE_VIDEO_OVERLAY: |
Mauro Carvalho Chehab | 4dcef52 | 2005-08-04 12:53:30 -0700 | [diff] [blame] | 2183 | if (no_overlay > 0) { |
| 2184 | printk ("V4L2_BUF_TYPE_VIDEO_OVERLAY: no_overlay\n"); |
| 2185 | return -EINVAL; |
| 2186 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2187 | return setup_window(fh, btv, &f->fmt.win, 1); |
| 2188 | case V4L2_BUF_TYPE_VBI_CAPTURE: |
| 2189 | retval = bttv_switch_type(fh,f->type); |
| 2190 | if (0 != retval) |
| 2191 | return retval; |
| 2192 | if (locked_btres(fh->btv, RESOURCE_VBI)) |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 2193 | return -EBUSY; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2194 | bttv_vbi_try_fmt(fh,f); |
| 2195 | bttv_vbi_setlines(fh,btv,f->fmt.vbi.count[0]); |
| 2196 | bttv_vbi_get_fmt(fh,f); |
| 2197 | return 0; |
| 2198 | default: |
| 2199 | return -EINVAL; |
| 2200 | } |
| 2201 | } |
| 2202 | |
| 2203 | static int bttv_do_ioctl(struct inode *inode, struct file *file, |
| 2204 | unsigned int cmd, void *arg) |
| 2205 | { |
| 2206 | struct bttv_fh *fh = file->private_data; |
| 2207 | struct bttv *btv = fh->btv; |
| 2208 | unsigned long flags; |
| 2209 | int retval = 0; |
| 2210 | |
Michael Krufky | 5e453dc | 2006-01-09 15:32:31 -0200 | [diff] [blame] | 2211 | if (bttv_debug > 1) |
| 2212 | v4l_print_ioctl(btv->c.name, cmd); |
| 2213 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2214 | if (btv->errors) |
| 2215 | bttv_reinit_bt848(btv); |
| 2216 | |
| 2217 | switch (cmd) { |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 2218 | case VIDIOCSFREQ: |
| 2219 | case VIDIOCSTUNER: |
| 2220 | case VIDIOCSCHAN: |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2221 | case VIDIOC_S_CTRL: |
| 2222 | case VIDIOC_S_STD: |
| 2223 | case VIDIOC_S_INPUT: |
| 2224 | case VIDIOC_S_TUNER: |
| 2225 | case VIDIOC_S_FREQUENCY: |
| 2226 | retval = v4l2_prio_check(&btv->prio,&fh->prio); |
| 2227 | if (0 != retval) |
| 2228 | return retval; |
| 2229 | }; |
| 2230 | |
| 2231 | switch (cmd) { |
| 2232 | |
| 2233 | /* *** v4l1 *** ************************************************ */ |
| 2234 | case VIDIOCGCAP: |
| 2235 | { |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 2236 | struct video_capability *cap = arg; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2237 | |
| 2238 | memset(cap,0,sizeof(*cap)); |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 2239 | strcpy(cap->name,btv->video_dev->name); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2240 | if (V4L2_BUF_TYPE_VBI_CAPTURE == fh->type) { |
| 2241 | /* vbi */ |
| 2242 | cap->type = VID_TYPE_TUNER|VID_TYPE_TELETEXT; |
| 2243 | } else { |
| 2244 | /* others */ |
| 2245 | cap->type = VID_TYPE_CAPTURE| |
| 2246 | VID_TYPE_TUNER| |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2247 | VID_TYPE_CLIPPING| |
| 2248 | VID_TYPE_SCALES; |
Mauro Carvalho Chehab | 4dcef52 | 2005-08-04 12:53:30 -0700 | [diff] [blame] | 2249 | if (no_overlay <= 0) |
| 2250 | cap->type |= VID_TYPE_OVERLAY; |
| 2251 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2252 | cap->maxwidth = bttv_tvnorms[btv->tvnorm].swidth; |
| 2253 | cap->maxheight = bttv_tvnorms[btv->tvnorm].sheight; |
| 2254 | cap->minwidth = 48; |
| 2255 | cap->minheight = 32; |
| 2256 | } |
| 2257 | cap->channels = bttv_tvcards[btv->c.type].video_inputs; |
| 2258 | cap->audios = bttv_tvcards[btv->c.type].audio_inputs; |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 2259 | return 0; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2260 | } |
| 2261 | |
| 2262 | case VIDIOCGPICT: |
| 2263 | { |
| 2264 | struct video_picture *pic = arg; |
| 2265 | |
| 2266 | memset(pic,0,sizeof(*pic)); |
| 2267 | pic->brightness = btv->bright; |
| 2268 | pic->contrast = btv->contrast; |
| 2269 | pic->hue = btv->hue; |
| 2270 | pic->colour = btv->saturation; |
| 2271 | if (fh->fmt) { |
| 2272 | pic->depth = fh->fmt->depth; |
| 2273 | pic->palette = fh->fmt->palette; |
| 2274 | } |
| 2275 | return 0; |
| 2276 | } |
| 2277 | case VIDIOCSPICT: |
| 2278 | { |
| 2279 | struct video_picture *pic = arg; |
| 2280 | const struct bttv_format *fmt; |
| 2281 | |
| 2282 | fmt = format_by_palette(pic->palette); |
| 2283 | if (NULL == fmt) |
| 2284 | return -EINVAL; |
Ingo Molnar | 3593cab | 2006-02-07 06:49:14 -0200 | [diff] [blame^] | 2285 | mutex_lock(&fh->cap.lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2286 | if (fmt->depth != pic->depth) { |
| 2287 | retval = -EINVAL; |
| 2288 | goto fh_unlock_and_return; |
| 2289 | } |
Michael H. Schimek | 13c7280 | 2005-12-01 00:51:37 -0800 | [diff] [blame] | 2290 | if (fmt->flags & FORMAT_FLAGS_RAW) { |
| 2291 | /* VIDIOCMCAPTURE uses gbufsize, not RAW_BPL * |
| 2292 | RAW_LINES * 2. F1 is stored at offset 0, F2 |
| 2293 | at buffer size / 2. */ |
| 2294 | fh->width = RAW_BPL; |
| 2295 | fh->height = gbufsize / RAW_BPL; |
| 2296 | btv->init.width = RAW_BPL; |
| 2297 | btv->init.height = gbufsize / RAW_BPL; |
| 2298 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2299 | fh->ovfmt = fmt; |
| 2300 | fh->fmt = fmt; |
| 2301 | btv->init.ovfmt = fmt; |
| 2302 | btv->init.fmt = fmt; |
| 2303 | if (bigendian) { |
| 2304 | /* dirty hack time: swap bytes for overlay if the |
| 2305 | display adaptor is big endian (insmod option) */ |
| 2306 | if (fmt->palette == VIDEO_PALETTE_RGB555 || |
| 2307 | fmt->palette == VIDEO_PALETTE_RGB565 || |
| 2308 | fmt->palette == VIDEO_PALETTE_RGB32) { |
| 2309 | fh->ovfmt = fmt+1; |
| 2310 | } |
| 2311 | } |
| 2312 | bt848_bright(btv,pic->brightness); |
| 2313 | bt848_contrast(btv,pic->contrast); |
| 2314 | bt848_hue(btv,pic->hue); |
| 2315 | bt848_sat(btv,pic->colour); |
Ingo Molnar | 3593cab | 2006-02-07 06:49:14 -0200 | [diff] [blame^] | 2316 | mutex_unlock(&fh->cap.lock); |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 2317 | return 0; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2318 | } |
| 2319 | |
| 2320 | case VIDIOCGWIN: |
| 2321 | { |
| 2322 | struct video_window *win = arg; |
| 2323 | |
| 2324 | memset(win,0,sizeof(*win)); |
| 2325 | win->x = fh->ov.w.left; |
| 2326 | win->y = fh->ov.w.top; |
| 2327 | win->width = fh->ov.w.width; |
| 2328 | win->height = fh->ov.w.height; |
| 2329 | return 0; |
| 2330 | } |
| 2331 | case VIDIOCSWIN: |
| 2332 | { |
| 2333 | struct video_window *win = arg; |
| 2334 | struct v4l2_window w2; |
| 2335 | |
Mauro Carvalho Chehab | 4dcef52 | 2005-08-04 12:53:30 -0700 | [diff] [blame] | 2336 | if (no_overlay > 0) { |
| 2337 | printk ("VIDIOCSWIN: no_overlay\n"); |
| 2338 | return -EINVAL; |
| 2339 | } |
| 2340 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2341 | w2.field = V4L2_FIELD_ANY; |
| 2342 | w2.w.left = win->x; |
| 2343 | w2.w.top = win->y; |
| 2344 | w2.w.width = win->width; |
| 2345 | w2.w.height = win->height; |
| 2346 | w2.clipcount = win->clipcount; |
| 2347 | w2.clips = (struct v4l2_clip __user *)win->clips; |
| 2348 | retval = setup_window(fh, btv, &w2, 0); |
| 2349 | if (0 == retval) { |
| 2350 | /* on v4l1 this ioctl affects the read() size too */ |
| 2351 | fh->width = fh->ov.w.width; |
| 2352 | fh->height = fh->ov.w.height; |
| 2353 | btv->init.width = fh->ov.w.width; |
| 2354 | btv->init.height = fh->ov.w.height; |
| 2355 | } |
| 2356 | return retval; |
| 2357 | } |
| 2358 | |
| 2359 | case VIDIOCGFBUF: |
| 2360 | { |
| 2361 | struct video_buffer *fbuf = arg; |
| 2362 | |
| 2363 | fbuf->base = btv->fbuf.base; |
| 2364 | fbuf->width = btv->fbuf.fmt.width; |
| 2365 | fbuf->height = btv->fbuf.fmt.height; |
| 2366 | fbuf->bytesperline = btv->fbuf.fmt.bytesperline; |
| 2367 | if (fh->ovfmt) |
| 2368 | fbuf->depth = fh->ovfmt->depth; |
| 2369 | return 0; |
| 2370 | } |
| 2371 | case VIDIOCSFBUF: |
| 2372 | { |
| 2373 | struct video_buffer *fbuf = arg; |
| 2374 | const struct bttv_format *fmt; |
| 2375 | unsigned long end; |
| 2376 | |
| 2377 | if(!capable(CAP_SYS_ADMIN) && |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 2378 | !capable(CAP_SYS_RAWIO)) |
| 2379 | return -EPERM; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2380 | end = (unsigned long)fbuf->base + |
| 2381 | fbuf->height * fbuf->bytesperline; |
Ingo Molnar | 3593cab | 2006-02-07 06:49:14 -0200 | [diff] [blame^] | 2382 | mutex_lock(&fh->cap.lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2383 | retval = -EINVAL; |
| 2384 | |
| 2385 | switch (fbuf->depth) { |
| 2386 | case 8: |
| 2387 | fmt = format_by_palette(VIDEO_PALETTE_HI240); |
| 2388 | break; |
| 2389 | case 16: |
| 2390 | fmt = format_by_palette(VIDEO_PALETTE_RGB565); |
| 2391 | break; |
| 2392 | case 24: |
| 2393 | fmt = format_by_palette(VIDEO_PALETTE_RGB24); |
| 2394 | break; |
| 2395 | case 32: |
| 2396 | fmt = format_by_palette(VIDEO_PALETTE_RGB32); |
| 2397 | break; |
| 2398 | case 15: |
| 2399 | fbuf->depth = 16; |
| 2400 | fmt = format_by_palette(VIDEO_PALETTE_RGB555); |
| 2401 | break; |
| 2402 | default: |
| 2403 | fmt = NULL; |
| 2404 | break; |
| 2405 | } |
| 2406 | if (NULL == fmt) |
| 2407 | goto fh_unlock_and_return; |
| 2408 | |
| 2409 | fh->ovfmt = fmt; |
| 2410 | fh->fmt = fmt; |
| 2411 | btv->init.ovfmt = fmt; |
| 2412 | btv->init.fmt = fmt; |
| 2413 | btv->fbuf.base = fbuf->base; |
| 2414 | btv->fbuf.fmt.width = fbuf->width; |
| 2415 | btv->fbuf.fmt.height = fbuf->height; |
| 2416 | if (fbuf->bytesperline) |
| 2417 | btv->fbuf.fmt.bytesperline = fbuf->bytesperline; |
| 2418 | else |
| 2419 | btv->fbuf.fmt.bytesperline = btv->fbuf.fmt.width*fbuf->depth/8; |
Ingo Molnar | 3593cab | 2006-02-07 06:49:14 -0200 | [diff] [blame^] | 2420 | mutex_unlock(&fh->cap.lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2421 | return 0; |
| 2422 | } |
| 2423 | |
| 2424 | case VIDIOCCAPTURE: |
| 2425 | case VIDIOC_OVERLAY: |
| 2426 | { |
| 2427 | struct bttv_buffer *new; |
| 2428 | int *on = arg; |
| 2429 | |
| 2430 | if (*on) { |
| 2431 | /* verify args */ |
| 2432 | if (NULL == btv->fbuf.base) |
| 2433 | return -EINVAL; |
| 2434 | if (!fh->ov.setup_ok) { |
| 2435 | dprintk("bttv%d: overlay: !setup_ok\n",btv->c.nr); |
| 2436 | return -EINVAL; |
| 2437 | } |
| 2438 | } |
| 2439 | |
| 2440 | if (!check_alloc_btres(btv,fh,RESOURCE_OVERLAY)) |
| 2441 | return -EBUSY; |
| 2442 | |
Ingo Molnar | 3593cab | 2006-02-07 06:49:14 -0200 | [diff] [blame^] | 2443 | mutex_lock(&fh->cap.lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2444 | if (*on) { |
| 2445 | fh->ov.tvnorm = btv->tvnorm; |
| 2446 | new = videobuf_alloc(sizeof(*new)); |
| 2447 | bttv_overlay_risc(btv, &fh->ov, fh->ovfmt, new); |
| 2448 | } else { |
| 2449 | new = NULL; |
| 2450 | } |
| 2451 | |
| 2452 | /* switch over */ |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 2453 | retval = bttv_switch_overlay(btv,fh,new); |
Ingo Molnar | 3593cab | 2006-02-07 06:49:14 -0200 | [diff] [blame^] | 2454 | mutex_unlock(&fh->cap.lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2455 | return retval; |
| 2456 | } |
| 2457 | |
| 2458 | case VIDIOCGMBUF: |
| 2459 | { |
| 2460 | struct video_mbuf *mbuf = arg; |
| 2461 | unsigned int i; |
| 2462 | |
Ingo Molnar | 3593cab | 2006-02-07 06:49:14 -0200 | [diff] [blame^] | 2463 | mutex_lock(&fh->cap.lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2464 | retval = videobuf_mmap_setup(&fh->cap,gbuffers,gbufsize, |
| 2465 | V4L2_MEMORY_MMAP); |
| 2466 | if (retval < 0) |
| 2467 | goto fh_unlock_and_return; |
| 2468 | memset(mbuf,0,sizeof(*mbuf)); |
| 2469 | mbuf->frames = gbuffers; |
| 2470 | mbuf->size = gbuffers * gbufsize; |
| 2471 | for (i = 0; i < gbuffers; i++) |
| 2472 | mbuf->offsets[i] = i * gbufsize; |
Ingo Molnar | 3593cab | 2006-02-07 06:49:14 -0200 | [diff] [blame^] | 2473 | mutex_unlock(&fh->cap.lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2474 | return 0; |
| 2475 | } |
| 2476 | case VIDIOCMCAPTURE: |
| 2477 | { |
| 2478 | struct video_mmap *vm = arg; |
| 2479 | struct bttv_buffer *buf; |
| 2480 | enum v4l2_field field; |
| 2481 | |
| 2482 | if (vm->frame >= VIDEO_MAX_FRAME) |
| 2483 | return -EINVAL; |
| 2484 | |
Ingo Molnar | 3593cab | 2006-02-07 06:49:14 -0200 | [diff] [blame^] | 2485 | mutex_lock(&fh->cap.lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2486 | retval = -EINVAL; |
| 2487 | buf = (struct bttv_buffer *)fh->cap.bufs[vm->frame]; |
| 2488 | if (NULL == buf) |
| 2489 | goto fh_unlock_and_return; |
| 2490 | if (0 == buf->vb.baddr) |
| 2491 | goto fh_unlock_and_return; |
| 2492 | if (buf->vb.state == STATE_QUEUED || |
| 2493 | buf->vb.state == STATE_ACTIVE) |
| 2494 | goto fh_unlock_and_return; |
| 2495 | |
| 2496 | field = (vm->height > bttv_tvnorms[btv->tvnorm].sheight/2) |
| 2497 | ? V4L2_FIELD_INTERLACED |
| 2498 | : V4L2_FIELD_BOTTOM; |
| 2499 | retval = bttv_prepare_buffer(btv,buf, |
| 2500 | format_by_palette(vm->format), |
| 2501 | vm->width,vm->height,field); |
| 2502 | if (0 != retval) |
| 2503 | goto fh_unlock_and_return; |
| 2504 | spin_lock_irqsave(&btv->s_lock,flags); |
| 2505 | buffer_queue(&fh->cap,&buf->vb); |
| 2506 | spin_unlock_irqrestore(&btv->s_lock,flags); |
Ingo Molnar | 3593cab | 2006-02-07 06:49:14 -0200 | [diff] [blame^] | 2507 | mutex_unlock(&fh->cap.lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2508 | return 0; |
| 2509 | } |
| 2510 | case VIDIOCSYNC: |
| 2511 | { |
| 2512 | int *frame = arg; |
| 2513 | struct bttv_buffer *buf; |
| 2514 | |
| 2515 | if (*frame >= VIDEO_MAX_FRAME) |
| 2516 | return -EINVAL; |
| 2517 | |
Ingo Molnar | 3593cab | 2006-02-07 06:49:14 -0200 | [diff] [blame^] | 2518 | mutex_lock(&fh->cap.lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2519 | retval = -EINVAL; |
| 2520 | buf = (struct bttv_buffer *)fh->cap.bufs[*frame]; |
| 2521 | if (NULL == buf) |
| 2522 | goto fh_unlock_and_return; |
| 2523 | retval = videobuf_waiton(&buf->vb,0,1); |
| 2524 | if (0 != retval) |
| 2525 | goto fh_unlock_and_return; |
| 2526 | switch (buf->vb.state) { |
| 2527 | case STATE_ERROR: |
| 2528 | retval = -EIO; |
| 2529 | /* fall through */ |
| 2530 | case STATE_DONE: |
| 2531 | videobuf_dma_pci_sync(btv->c.pci,&buf->vb.dma); |
| 2532 | bttv_dma_free(btv,buf); |
| 2533 | break; |
| 2534 | default: |
| 2535 | retval = -EINVAL; |
| 2536 | break; |
| 2537 | } |
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 retval; |
| 2540 | } |
| 2541 | |
| 2542 | case VIDIOCGVBIFMT: |
| 2543 | { |
| 2544 | struct vbi_format *fmt = (void *) arg; |
| 2545 | struct v4l2_format fmt2; |
| 2546 | |
| 2547 | if (fh->type != V4L2_BUF_TYPE_VBI_CAPTURE) { |
| 2548 | retval = bttv_switch_type(fh,V4L2_BUF_TYPE_VBI_CAPTURE); |
| 2549 | if (0 != retval) |
| 2550 | return retval; |
| 2551 | } |
| 2552 | bttv_vbi_get_fmt(fh, &fmt2); |
| 2553 | |
| 2554 | memset(fmt,0,sizeof(*fmt)); |
| 2555 | fmt->sampling_rate = fmt2.fmt.vbi.sampling_rate; |
| 2556 | fmt->samples_per_line = fmt2.fmt.vbi.samples_per_line; |
| 2557 | fmt->sample_format = VIDEO_PALETTE_RAW; |
| 2558 | fmt->start[0] = fmt2.fmt.vbi.start[0]; |
| 2559 | fmt->count[0] = fmt2.fmt.vbi.count[0]; |
| 2560 | fmt->start[1] = fmt2.fmt.vbi.start[1]; |
| 2561 | fmt->count[1] = fmt2.fmt.vbi.count[1]; |
Michael H. Schimek | 67f1570 | 2006-01-09 15:25:27 -0200 | [diff] [blame] | 2562 | if (fmt2.fmt.vbi.flags & V4L2_VBI_UNSYNC) |
| 2563 | fmt->flags |= VBI_UNSYNC; |
| 2564 | if (fmt2.fmt.vbi.flags & V4L2_VBI_INTERLACED) |
| 2565 | fmt->flags |= VBI_INTERLACED; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2566 | return 0; |
| 2567 | } |
| 2568 | case VIDIOCSVBIFMT: |
| 2569 | { |
| 2570 | struct vbi_format *fmt = (void *) arg; |
| 2571 | struct v4l2_format fmt2; |
| 2572 | |
| 2573 | retval = bttv_switch_type(fh,V4L2_BUF_TYPE_VBI_CAPTURE); |
| 2574 | if (0 != retval) |
| 2575 | return retval; |
| 2576 | bttv_vbi_get_fmt(fh, &fmt2); |
| 2577 | |
| 2578 | if (fmt->sampling_rate != fmt2.fmt.vbi.sampling_rate || |
| 2579 | fmt->samples_per_line != fmt2.fmt.vbi.samples_per_line || |
| 2580 | fmt->sample_format != VIDEO_PALETTE_RAW || |
| 2581 | fmt->start[0] != fmt2.fmt.vbi.start[0] || |
| 2582 | fmt->start[1] != fmt2.fmt.vbi.start[1] || |
| 2583 | fmt->count[0] != fmt->count[1] || |
| 2584 | fmt->count[0] < 1 || |
| 2585 | fmt->count[0] > 32 /* VBI_MAXLINES */) |
| 2586 | return -EINVAL; |
| 2587 | |
| 2588 | bttv_vbi_setlines(fh,btv,fmt->count[0]); |
| 2589 | return 0; |
| 2590 | } |
| 2591 | |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 2592 | case BTTV_VERSION: |
| 2593 | case VIDIOCGFREQ: |
| 2594 | case VIDIOCSFREQ: |
| 2595 | case VIDIOCGTUNER: |
| 2596 | case VIDIOCSTUNER: |
| 2597 | case VIDIOCGCHAN: |
| 2598 | case VIDIOCSCHAN: |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2599 | case VIDIOCGAUDIO: |
| 2600 | case VIDIOCSAUDIO: |
| 2601 | return bttv_common_ioctls(btv,cmd,arg); |
| 2602 | |
| 2603 | /* *** v4l2 *** ************************************************ */ |
| 2604 | case VIDIOC_QUERYCAP: |
| 2605 | { |
| 2606 | struct v4l2_capability *cap = arg; |
| 2607 | |
| 2608 | if (0 == v4l2) |
| 2609 | return -EINVAL; |
Michael H. Schimek | bbf7871 | 2005-12-01 00:51:40 -0800 | [diff] [blame] | 2610 | memset(cap, 0, sizeof (*cap)); |
| 2611 | strlcpy(cap->driver, "bttv", sizeof (cap->driver)); |
| 2612 | strlcpy(cap->card, btv->video_dev->name, sizeof (cap->card)); |
| 2613 | snprintf(cap->bus_info, sizeof (cap->bus_info), |
| 2614 | "PCI:%s", pci_name(btv->c.pci)); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2615 | cap->version = BTTV_VERSION_CODE; |
| 2616 | cap->capabilities = |
| 2617 | V4L2_CAP_VIDEO_CAPTURE | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2618 | V4L2_CAP_VBI_CAPTURE | |
| 2619 | V4L2_CAP_READWRITE | |
| 2620 | V4L2_CAP_STREAMING; |
Mauro Carvalho Chehab | 4dcef52 | 2005-08-04 12:53:30 -0700 | [diff] [blame] | 2621 | if (no_overlay <= 0) |
| 2622 | cap->capabilities |= V4L2_CAP_VIDEO_OVERLAY; |
| 2623 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2624 | if (bttv_tvcards[btv->c.type].tuner != UNSET && |
| 2625 | bttv_tvcards[btv->c.type].tuner != TUNER_ABSENT) |
| 2626 | cap->capabilities |= V4L2_CAP_TUNER; |
| 2627 | return 0; |
| 2628 | } |
| 2629 | |
| 2630 | case VIDIOC_ENUM_FMT: |
| 2631 | { |
| 2632 | struct v4l2_fmtdesc *f = arg; |
| 2633 | enum v4l2_buf_type type; |
| 2634 | unsigned int i; |
| 2635 | int index; |
| 2636 | |
| 2637 | type = f->type; |
| 2638 | if (V4L2_BUF_TYPE_VBI_CAPTURE == type) { |
| 2639 | /* vbi */ |
| 2640 | index = f->index; |
| 2641 | if (0 != index) |
| 2642 | return -EINVAL; |
| 2643 | memset(f,0,sizeof(*f)); |
| 2644 | f->index = index; |
| 2645 | f->type = type; |
| 2646 | f->pixelformat = V4L2_PIX_FMT_GREY; |
| 2647 | strcpy(f->description,"vbi data"); |
| 2648 | return 0; |
| 2649 | } |
| 2650 | |
| 2651 | /* video capture + overlay */ |
| 2652 | index = -1; |
| 2653 | for (i = 0; i < BTTV_FORMATS; i++) { |
| 2654 | if (bttv_formats[i].fourcc != -1) |
| 2655 | index++; |
| 2656 | if ((unsigned int)index == f->index) |
| 2657 | break; |
| 2658 | } |
| 2659 | if (BTTV_FORMATS == i) |
| 2660 | return -EINVAL; |
| 2661 | |
| 2662 | switch (f->type) { |
| 2663 | case V4L2_BUF_TYPE_VIDEO_CAPTURE: |
| 2664 | break; |
| 2665 | case V4L2_BUF_TYPE_VIDEO_OVERLAY: |
| 2666 | if (!(bttv_formats[i].flags & FORMAT_FLAGS_PACKED)) |
| 2667 | return -EINVAL; |
| 2668 | break; |
| 2669 | default: |
| 2670 | return -EINVAL; |
| 2671 | } |
| 2672 | memset(f,0,sizeof(*f)); |
| 2673 | f->index = index; |
| 2674 | f->type = type; |
| 2675 | f->pixelformat = bttv_formats[i].fourcc; |
| 2676 | strlcpy(f->description,bttv_formats[i].name,sizeof(f->description)); |
| 2677 | return 0; |
| 2678 | } |
| 2679 | |
| 2680 | case VIDIOC_TRY_FMT: |
| 2681 | { |
| 2682 | struct v4l2_format *f = arg; |
| 2683 | return bttv_try_fmt(fh,btv,f); |
| 2684 | } |
| 2685 | case VIDIOC_G_FMT: |
| 2686 | { |
| 2687 | struct v4l2_format *f = arg; |
| 2688 | return bttv_g_fmt(fh,f); |
| 2689 | } |
| 2690 | case VIDIOC_S_FMT: |
| 2691 | { |
| 2692 | struct v4l2_format *f = arg; |
| 2693 | return bttv_s_fmt(fh,btv,f); |
| 2694 | } |
| 2695 | |
| 2696 | case VIDIOC_G_FBUF: |
| 2697 | { |
| 2698 | struct v4l2_framebuffer *fb = arg; |
| 2699 | |
| 2700 | *fb = btv->fbuf; |
| 2701 | fb->capability = V4L2_FBUF_CAP_LIST_CLIPPING; |
| 2702 | if (fh->ovfmt) |
| 2703 | fb->fmt.pixelformat = fh->ovfmt->fourcc; |
| 2704 | return 0; |
| 2705 | } |
| 2706 | case VIDIOC_S_FBUF: |
| 2707 | { |
| 2708 | struct v4l2_framebuffer *fb = arg; |
| 2709 | const struct bttv_format *fmt; |
| 2710 | |
| 2711 | if(!capable(CAP_SYS_ADMIN) && |
| 2712 | !capable(CAP_SYS_RAWIO)) |
| 2713 | return -EPERM; |
| 2714 | |
| 2715 | /* check args */ |
| 2716 | fmt = format_by_fourcc(fb->fmt.pixelformat); |
| 2717 | if (NULL == fmt) |
| 2718 | return -EINVAL; |
| 2719 | if (0 == (fmt->flags & FORMAT_FLAGS_PACKED)) |
| 2720 | return -EINVAL; |
| 2721 | |
Ingo Molnar | 3593cab | 2006-02-07 06:49:14 -0200 | [diff] [blame^] | 2722 | mutex_lock(&fh->cap.lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2723 | retval = -EINVAL; |
| 2724 | if (fb->flags & V4L2_FBUF_FLAG_OVERLAY) { |
| 2725 | if (fb->fmt.width > bttv_tvnorms[btv->tvnorm].swidth) |
| 2726 | goto fh_unlock_and_return; |
| 2727 | if (fb->fmt.height > bttv_tvnorms[btv->tvnorm].sheight) |
| 2728 | goto fh_unlock_and_return; |
| 2729 | } |
| 2730 | |
| 2731 | /* ok, accept it */ |
| 2732 | btv->fbuf.base = fb->base; |
| 2733 | btv->fbuf.fmt.width = fb->fmt.width; |
| 2734 | btv->fbuf.fmt.height = fb->fmt.height; |
| 2735 | if (0 != fb->fmt.bytesperline) |
| 2736 | btv->fbuf.fmt.bytesperline = fb->fmt.bytesperline; |
| 2737 | else |
| 2738 | btv->fbuf.fmt.bytesperline = btv->fbuf.fmt.width*fmt->depth/8; |
| 2739 | |
| 2740 | retval = 0; |
| 2741 | fh->ovfmt = fmt; |
| 2742 | btv->init.ovfmt = fmt; |
| 2743 | if (fb->flags & V4L2_FBUF_FLAG_OVERLAY) { |
| 2744 | fh->ov.w.left = 0; |
| 2745 | fh->ov.w.top = 0; |
| 2746 | fh->ov.w.width = fb->fmt.width; |
| 2747 | fh->ov.w.height = fb->fmt.height; |
| 2748 | btv->init.ov.w.width = fb->fmt.width; |
| 2749 | btv->init.ov.w.height = fb->fmt.height; |
Mauro Carvalho Chehab | 674434c | 2005-12-12 00:37:28 -0800 | [diff] [blame] | 2750 | kfree(fh->ov.clips); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2751 | fh->ov.clips = NULL; |
| 2752 | fh->ov.nclips = 0; |
| 2753 | |
| 2754 | if (check_btres(fh, RESOURCE_OVERLAY)) { |
| 2755 | struct bttv_buffer *new; |
| 2756 | |
| 2757 | new = videobuf_alloc(sizeof(*new)); |
| 2758 | bttv_overlay_risc(btv,&fh->ov,fh->ovfmt,new); |
| 2759 | retval = bttv_switch_overlay(btv,fh,new); |
| 2760 | } |
| 2761 | } |
Ingo Molnar | 3593cab | 2006-02-07 06:49:14 -0200 | [diff] [blame^] | 2762 | mutex_unlock(&fh->cap.lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2763 | return retval; |
| 2764 | } |
| 2765 | |
| 2766 | case VIDIOC_REQBUFS: |
| 2767 | return videobuf_reqbufs(bttv_queue(fh),arg); |
| 2768 | |
| 2769 | case VIDIOC_QUERYBUF: |
| 2770 | return videobuf_querybuf(bttv_queue(fh),arg); |
| 2771 | |
| 2772 | case VIDIOC_QBUF: |
| 2773 | return videobuf_qbuf(bttv_queue(fh),arg); |
| 2774 | |
| 2775 | case VIDIOC_DQBUF: |
| 2776 | return videobuf_dqbuf(bttv_queue(fh),arg, |
| 2777 | file->f_flags & O_NONBLOCK); |
| 2778 | |
| 2779 | case VIDIOC_STREAMON: |
| 2780 | { |
| 2781 | int res = bttv_resource(fh); |
| 2782 | |
| 2783 | if (!check_alloc_btres(btv,fh,res)) |
| 2784 | return -EBUSY; |
| 2785 | return videobuf_streamon(bttv_queue(fh)); |
| 2786 | } |
| 2787 | case VIDIOC_STREAMOFF: |
| 2788 | { |
| 2789 | int res = bttv_resource(fh); |
| 2790 | |
| 2791 | retval = videobuf_streamoff(bttv_queue(fh)); |
| 2792 | if (retval < 0) |
| 2793 | return retval; |
| 2794 | free_btres(btv,fh,res); |
| 2795 | return 0; |
| 2796 | } |
| 2797 | |
| 2798 | case VIDIOC_QUERYCTRL: |
| 2799 | { |
| 2800 | struct v4l2_queryctrl *c = arg; |
| 2801 | int i; |
| 2802 | |
| 2803 | if ((c->id < V4L2_CID_BASE || |
| 2804 | c->id >= V4L2_CID_LASTP1) && |
| 2805 | (c->id < V4L2_CID_PRIVATE_BASE || |
| 2806 | c->id >= V4L2_CID_PRIVATE_LASTP1)) |
| 2807 | return -EINVAL; |
| 2808 | for (i = 0; i < BTTV_CTLS; i++) |
| 2809 | if (bttv_ctls[i].id == c->id) |
| 2810 | break; |
| 2811 | if (i == BTTV_CTLS) { |
| 2812 | *c = no_ctl; |
| 2813 | return 0; |
| 2814 | } |
| 2815 | *c = bttv_ctls[i]; |
| 2816 | if (i >= 4 && i <= 8) { |
| 2817 | struct video_audio va; |
| 2818 | memset(&va,0,sizeof(va)); |
| 2819 | bttv_call_i2c_clients(btv, VIDIOCGAUDIO, &va); |
| 2820 | if (btv->audio_hook) |
| 2821 | btv->audio_hook(btv,&va,0); |
| 2822 | switch (bttv_ctls[i].id) { |
| 2823 | case V4L2_CID_AUDIO_VOLUME: |
| 2824 | if (!(va.flags & VIDEO_AUDIO_VOLUME)) |
| 2825 | *c = no_ctl; |
| 2826 | break; |
| 2827 | case V4L2_CID_AUDIO_BALANCE: |
| 2828 | if (!(va.flags & VIDEO_AUDIO_BALANCE)) |
| 2829 | *c = no_ctl; |
| 2830 | break; |
| 2831 | case V4L2_CID_AUDIO_BASS: |
| 2832 | if (!(va.flags & VIDEO_AUDIO_BASS)) |
| 2833 | *c = no_ctl; |
| 2834 | break; |
| 2835 | case V4L2_CID_AUDIO_TREBLE: |
| 2836 | if (!(va.flags & VIDEO_AUDIO_TREBLE)) |
| 2837 | *c = no_ctl; |
| 2838 | break; |
| 2839 | } |
| 2840 | } |
| 2841 | return 0; |
| 2842 | } |
| 2843 | case VIDIOC_G_CTRL: |
| 2844 | return get_control(btv,arg); |
| 2845 | case VIDIOC_S_CTRL: |
| 2846 | return set_control(btv,arg); |
| 2847 | case VIDIOC_G_PARM: |
| 2848 | { |
| 2849 | struct v4l2_streamparm *parm = arg; |
| 2850 | struct v4l2_standard s; |
| 2851 | if (parm->type != V4L2_BUF_TYPE_VIDEO_CAPTURE) |
| 2852 | return -EINVAL; |
| 2853 | memset(parm,0,sizeof(*parm)); |
| 2854 | v4l2_video_std_construct(&s, bttv_tvnorms[btv->tvnorm].v4l2_id, |
| 2855 | bttv_tvnorms[btv->tvnorm].name); |
| 2856 | parm->parm.capture.timeperframe = s.frameperiod; |
| 2857 | return 0; |
| 2858 | } |
| 2859 | |
| 2860 | case VIDIOC_G_PRIORITY: |
| 2861 | { |
| 2862 | enum v4l2_priority *p = arg; |
| 2863 | |
| 2864 | *p = v4l2_prio_max(&btv->prio); |
| 2865 | return 0; |
| 2866 | } |
| 2867 | case VIDIOC_S_PRIORITY: |
| 2868 | { |
| 2869 | enum v4l2_priority *prio = arg; |
| 2870 | |
| 2871 | return v4l2_prio_change(&btv->prio, &fh->prio, *prio); |
| 2872 | } |
| 2873 | |
| 2874 | case VIDIOC_ENUMSTD: |
| 2875 | case VIDIOC_G_STD: |
| 2876 | case VIDIOC_S_STD: |
| 2877 | case VIDIOC_ENUMINPUT: |
| 2878 | case VIDIOC_G_INPUT: |
| 2879 | case VIDIOC_S_INPUT: |
| 2880 | case VIDIOC_G_TUNER: |
| 2881 | case VIDIOC_S_TUNER: |
| 2882 | case VIDIOC_G_FREQUENCY: |
| 2883 | case VIDIOC_S_FREQUENCY: |
Hans Verkuil | 299392b | 2005-11-08 21:37:42 -0800 | [diff] [blame] | 2884 | case VIDIOC_LOG_STATUS: |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2885 | return bttv_common_ioctls(btv,cmd,arg); |
| 2886 | |
| 2887 | default: |
| 2888 | return -ENOIOCTLCMD; |
| 2889 | } |
| 2890 | return 0; |
| 2891 | |
| 2892 | fh_unlock_and_return: |
Ingo Molnar | 3593cab | 2006-02-07 06:49:14 -0200 | [diff] [blame^] | 2893 | mutex_unlock(&fh->cap.lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2894 | return retval; |
| 2895 | } |
| 2896 | |
| 2897 | static int bttv_ioctl(struct inode *inode, struct file *file, |
| 2898 | unsigned int cmd, unsigned long arg) |
| 2899 | { |
| 2900 | struct bttv_fh *fh = file->private_data; |
| 2901 | |
| 2902 | switch (cmd) { |
| 2903 | case BTTV_VBISIZE: |
| 2904 | bttv_switch_type(fh,V4L2_BUF_TYPE_VBI_CAPTURE); |
| 2905 | return fh->lines * 2 * 2048; |
| 2906 | default: |
| 2907 | return video_usercopy(inode, file, cmd, arg, bttv_do_ioctl); |
| 2908 | } |
| 2909 | } |
| 2910 | |
| 2911 | static ssize_t bttv_read(struct file *file, char __user *data, |
| 2912 | size_t count, loff_t *ppos) |
| 2913 | { |
| 2914 | struct bttv_fh *fh = file->private_data; |
| 2915 | int retval = 0; |
| 2916 | |
| 2917 | if (fh->btv->errors) |
| 2918 | bttv_reinit_bt848(fh->btv); |
| 2919 | dprintk("bttv%d: read count=%d type=%s\n", |
| 2920 | fh->btv->c.nr,(int)count,v4l2_type_names[fh->type]); |
| 2921 | |
| 2922 | switch (fh->type) { |
| 2923 | case V4L2_BUF_TYPE_VIDEO_CAPTURE: |
| 2924 | if (locked_btres(fh->btv,RESOURCE_VIDEO)) |
| 2925 | return -EBUSY; |
| 2926 | retval = videobuf_read_one(&fh->cap, data, count, ppos, |
| 2927 | file->f_flags & O_NONBLOCK); |
| 2928 | break; |
| 2929 | case V4L2_BUF_TYPE_VBI_CAPTURE: |
| 2930 | if (!check_alloc_btres(fh->btv,fh,RESOURCE_VBI)) |
| 2931 | return -EBUSY; |
| 2932 | retval = videobuf_read_stream(&fh->vbi, data, count, ppos, 1, |
| 2933 | file->f_flags & O_NONBLOCK); |
| 2934 | break; |
| 2935 | default: |
| 2936 | BUG(); |
| 2937 | } |
| 2938 | return retval; |
| 2939 | } |
| 2940 | |
| 2941 | static unsigned int bttv_poll(struct file *file, poll_table *wait) |
| 2942 | { |
| 2943 | struct bttv_fh *fh = file->private_data; |
| 2944 | struct bttv_buffer *buf; |
| 2945 | enum v4l2_field field; |
| 2946 | |
| 2947 | if (V4L2_BUF_TYPE_VBI_CAPTURE == fh->type) { |
| 2948 | if (!check_alloc_btres(fh->btv,fh,RESOURCE_VBI)) |
| 2949 | return POLLERR; |
| 2950 | return videobuf_poll_stream(file, &fh->vbi, wait); |
| 2951 | } |
| 2952 | |
| 2953 | if (check_btres(fh,RESOURCE_VIDEO)) { |
| 2954 | /* streaming capture */ |
| 2955 | if (list_empty(&fh->cap.stream)) |
| 2956 | return POLLERR; |
| 2957 | buf = list_entry(fh->cap.stream.next,struct bttv_buffer,vb.stream); |
| 2958 | } else { |
| 2959 | /* read() capture */ |
Ingo Molnar | 3593cab | 2006-02-07 06:49:14 -0200 | [diff] [blame^] | 2960 | mutex_lock(&fh->cap.lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2961 | if (NULL == fh->cap.read_buf) { |
| 2962 | /* need to capture a new frame */ |
| 2963 | if (locked_btres(fh->btv,RESOURCE_VIDEO)) { |
Ingo Molnar | 3593cab | 2006-02-07 06:49:14 -0200 | [diff] [blame^] | 2964 | mutex_unlock(&fh->cap.lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2965 | return POLLERR; |
| 2966 | } |
| 2967 | fh->cap.read_buf = videobuf_alloc(fh->cap.msize); |
| 2968 | if (NULL == fh->cap.read_buf) { |
Ingo Molnar | 3593cab | 2006-02-07 06:49:14 -0200 | [diff] [blame^] | 2969 | mutex_unlock(&fh->cap.lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2970 | return POLLERR; |
| 2971 | } |
| 2972 | fh->cap.read_buf->memory = V4L2_MEMORY_USERPTR; |
| 2973 | field = videobuf_next_field(&fh->cap); |
| 2974 | 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] | 2975 | kfree (fh->cap.read_buf); |
| 2976 | fh->cap.read_buf = NULL; |
Ingo Molnar | 3593cab | 2006-02-07 06:49:14 -0200 | [diff] [blame^] | 2977 | mutex_unlock(&fh->cap.lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2978 | return POLLERR; |
| 2979 | } |
| 2980 | fh->cap.ops->buf_queue(&fh->cap,fh->cap.read_buf); |
| 2981 | fh->cap.read_off = 0; |
| 2982 | } |
Ingo Molnar | 3593cab | 2006-02-07 06:49:14 -0200 | [diff] [blame^] | 2983 | mutex_unlock(&fh->cap.lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2984 | buf = (struct bttv_buffer*)fh->cap.read_buf; |
| 2985 | } |
| 2986 | |
| 2987 | poll_wait(file, &buf->vb.done, wait); |
| 2988 | if (buf->vb.state == STATE_DONE || |
| 2989 | buf->vb.state == STATE_ERROR) |
| 2990 | return POLLIN|POLLRDNORM; |
| 2991 | return 0; |
| 2992 | } |
| 2993 | |
| 2994 | static int bttv_open(struct inode *inode, struct file *file) |
| 2995 | { |
| 2996 | int minor = iminor(inode); |
| 2997 | struct bttv *btv = NULL; |
| 2998 | struct bttv_fh *fh; |
| 2999 | enum v4l2_buf_type type = 0; |
| 3000 | unsigned int i; |
| 3001 | |
| 3002 | dprintk(KERN_DEBUG "bttv: open minor=%d\n",minor); |
| 3003 | |
| 3004 | for (i = 0; i < bttv_num; i++) { |
| 3005 | if (bttvs[i].video_dev && |
| 3006 | bttvs[i].video_dev->minor == minor) { |
| 3007 | btv = &bttvs[i]; |
| 3008 | type = V4L2_BUF_TYPE_VIDEO_CAPTURE; |
| 3009 | break; |
| 3010 | } |
| 3011 | if (bttvs[i].vbi_dev && |
| 3012 | bttvs[i].vbi_dev->minor == minor) { |
| 3013 | btv = &bttvs[i]; |
| 3014 | type = V4L2_BUF_TYPE_VBI_CAPTURE; |
| 3015 | break; |
| 3016 | } |
| 3017 | } |
| 3018 | if (NULL == btv) |
| 3019 | return -ENODEV; |
| 3020 | |
| 3021 | dprintk(KERN_DEBUG "bttv%d: open called (type=%s)\n", |
| 3022 | btv->c.nr,v4l2_type_names[type]); |
| 3023 | |
| 3024 | /* allocate per filehandle data */ |
| 3025 | fh = kmalloc(sizeof(*fh),GFP_KERNEL); |
| 3026 | if (NULL == fh) |
| 3027 | return -ENOMEM; |
| 3028 | file->private_data = fh; |
| 3029 | *fh = btv->init; |
| 3030 | fh->type = type; |
| 3031 | fh->ov.setup_ok = 0; |
| 3032 | v4l2_prio_open(&btv->prio,&fh->prio); |
| 3033 | |
| 3034 | videobuf_queue_init(&fh->cap, &bttv_video_qops, |
| 3035 | btv->c.pci, &btv->s_lock, |
| 3036 | V4L2_BUF_TYPE_VIDEO_CAPTURE, |
| 3037 | V4L2_FIELD_INTERLACED, |
| 3038 | sizeof(struct bttv_buffer), |
| 3039 | fh); |
| 3040 | videobuf_queue_init(&fh->vbi, &bttv_vbi_qops, |
| 3041 | btv->c.pci, &btv->s_lock, |
| 3042 | V4L2_BUF_TYPE_VBI_CAPTURE, |
| 3043 | V4L2_FIELD_SEQ_TB, |
| 3044 | sizeof(struct bttv_buffer), |
| 3045 | fh); |
| 3046 | i2c_vidiocschan(btv); |
| 3047 | |
| 3048 | btv->users++; |
| 3049 | if (V4L2_BUF_TYPE_VBI_CAPTURE == fh->type) |
| 3050 | bttv_vbi_setlines(fh,btv,16); |
| 3051 | bttv_field_count(btv); |
| 3052 | return 0; |
| 3053 | } |
| 3054 | |
| 3055 | static int bttv_release(struct inode *inode, struct file *file) |
| 3056 | { |
| 3057 | struct bttv_fh *fh = file->private_data; |
| 3058 | struct bttv *btv = fh->btv; |
| 3059 | |
| 3060 | /* turn off overlay */ |
| 3061 | if (check_btres(fh, RESOURCE_OVERLAY)) |
| 3062 | bttv_switch_overlay(btv,fh,NULL); |
| 3063 | |
| 3064 | /* stop video capture */ |
| 3065 | if (check_btres(fh, RESOURCE_VIDEO)) { |
| 3066 | videobuf_streamoff(&fh->cap); |
| 3067 | free_btres(btv,fh,RESOURCE_VIDEO); |
| 3068 | } |
| 3069 | if (fh->cap.read_buf) { |
| 3070 | buffer_release(&fh->cap,fh->cap.read_buf); |
| 3071 | kfree(fh->cap.read_buf); |
| 3072 | } |
| 3073 | |
| 3074 | /* stop vbi capture */ |
| 3075 | if (check_btres(fh, RESOURCE_VBI)) { |
| 3076 | if (fh->vbi.streaming) |
| 3077 | videobuf_streamoff(&fh->vbi); |
| 3078 | if (fh->vbi.reading) |
| 3079 | videobuf_read_stop(&fh->vbi); |
| 3080 | free_btres(btv,fh,RESOURCE_VBI); |
| 3081 | } |
| 3082 | |
| 3083 | /* free stuff */ |
| 3084 | videobuf_mmap_free(&fh->cap); |
| 3085 | videobuf_mmap_free(&fh->vbi); |
| 3086 | v4l2_prio_close(&btv->prio,&fh->prio); |
| 3087 | file->private_data = NULL; |
| 3088 | kfree(fh); |
| 3089 | |
| 3090 | btv->users--; |
| 3091 | bttv_field_count(btv); |
| 3092 | return 0; |
| 3093 | } |
| 3094 | |
| 3095 | static int |
| 3096 | bttv_mmap(struct file *file, struct vm_area_struct *vma) |
| 3097 | { |
| 3098 | struct bttv_fh *fh = file->private_data; |
| 3099 | |
| 3100 | dprintk("bttv%d: mmap type=%s 0x%lx+%ld\n", |
| 3101 | fh->btv->c.nr, v4l2_type_names[fh->type], |
| 3102 | vma->vm_start, vma->vm_end - vma->vm_start); |
| 3103 | return videobuf_mmap_mapper(bttv_queue(fh),vma); |
| 3104 | } |
| 3105 | |
| 3106 | static struct file_operations bttv_fops = |
| 3107 | { |
| 3108 | .owner = THIS_MODULE, |
| 3109 | .open = bttv_open, |
| 3110 | .release = bttv_release, |
| 3111 | .ioctl = bttv_ioctl, |
Arnd Bergmann | 0d0fbf8 | 2006-01-09 15:24:57 -0200 | [diff] [blame] | 3112 | .compat_ioctl = v4l_compat_ioctl32, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3113 | .llseek = no_llseek, |
| 3114 | .read = bttv_read, |
| 3115 | .mmap = bttv_mmap, |
| 3116 | .poll = bttv_poll, |
| 3117 | }; |
| 3118 | |
| 3119 | static struct video_device bttv_video_template = |
| 3120 | { |
| 3121 | .name = "UNSET", |
Mauro Carvalho Chehab | 4dcef52 | 2005-08-04 12:53:30 -0700 | [diff] [blame] | 3122 | .type = VID_TYPE_CAPTURE|VID_TYPE_TUNER| |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 3123 | VID_TYPE_CLIPPING|VID_TYPE_SCALES, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3124 | .hardware = VID_HARDWARE_BT848, |
| 3125 | .fops = &bttv_fops, |
| 3126 | .minor = -1, |
| 3127 | }; |
| 3128 | |
| 3129 | static struct video_device bttv_vbi_template = |
| 3130 | { |
| 3131 | .name = "bt848/878 vbi", |
| 3132 | .type = VID_TYPE_TUNER|VID_TYPE_TELETEXT, |
| 3133 | .hardware = VID_HARDWARE_BT848, |
| 3134 | .fops = &bttv_fops, |
| 3135 | .minor = -1, |
| 3136 | }; |
| 3137 | |
| 3138 | /* ----------------------------------------------------------------------- */ |
| 3139 | /* radio interface */ |
| 3140 | |
| 3141 | static int radio_open(struct inode *inode, struct file *file) |
| 3142 | { |
| 3143 | int minor = iminor(inode); |
| 3144 | struct bttv *btv = NULL; |
| 3145 | unsigned int i; |
| 3146 | |
| 3147 | dprintk("bttv: open minor=%d\n",minor); |
| 3148 | |
| 3149 | for (i = 0; i < bttv_num; i++) { |
| 3150 | if (bttvs[i].radio_dev->minor == minor) { |
| 3151 | btv = &bttvs[i]; |
| 3152 | break; |
| 3153 | } |
| 3154 | } |
| 3155 | if (NULL == btv) |
| 3156 | return -ENODEV; |
| 3157 | |
| 3158 | dprintk("bttv%d: open called (radio)\n",btv->c.nr); |
Ingo Molnar | bd5f0ac | 2006-01-13 14:10:24 -0200 | [diff] [blame] | 3159 | mutex_lock(&btv->lock); |
Mauro Carvalho Chehab | 24a70fd | 2005-09-09 13:03:39 -0700 | [diff] [blame] | 3160 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3161 | btv->radio_user++; |
Mauro Carvalho Chehab | 24a70fd | 2005-09-09 13:03:39 -0700 | [diff] [blame] | 3162 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3163 | file->private_data = btv; |
| 3164 | |
Mauro Carvalho Chehab | 24a70fd | 2005-09-09 13:03:39 -0700 | [diff] [blame] | 3165 | bttv_call_i2c_clients(btv,AUDC_SET_RADIO,&btv->tuner_type); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3166 | audio_mux(btv,AUDIO_RADIO); |
| 3167 | |
Ingo Molnar | bd5f0ac | 2006-01-13 14:10:24 -0200 | [diff] [blame] | 3168 | mutex_unlock(&btv->lock); |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 3169 | return 0; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3170 | } |
| 3171 | |
| 3172 | static int radio_release(struct inode *inode, struct file *file) |
| 3173 | { |
Mauro Carvalho Chehab | 24a70fd | 2005-09-09 13:03:39 -0700 | [diff] [blame] | 3174 | struct bttv *btv = file->private_data; |
| 3175 | struct rds_command cmd; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3176 | |
| 3177 | btv->radio_user--; |
Mauro Carvalho Chehab | 24a70fd | 2005-09-09 13:03:39 -0700 | [diff] [blame] | 3178 | |
| 3179 | bttv_call_i2c_clients(btv, RDS_CMD_CLOSE, &cmd); |
| 3180 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3181 | return 0; |
| 3182 | } |
| 3183 | |
| 3184 | static int radio_do_ioctl(struct inode *inode, struct file *file, |
| 3185 | unsigned int cmd, void *arg) |
| 3186 | { |
| 3187 | struct bttv *btv = file->private_data; |
| 3188 | |
| 3189 | switch (cmd) { |
| 3190 | case VIDIOCGCAP: |
| 3191 | { |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 3192 | struct video_capability *cap = arg; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3193 | |
| 3194 | memset(cap,0,sizeof(*cap)); |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 3195 | strcpy(cap->name,btv->radio_dev->name); |
| 3196 | cap->type = VID_TYPE_TUNER; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3197 | cap->channels = 1; |
| 3198 | cap->audios = 1; |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 3199 | return 0; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3200 | } |
| 3201 | |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 3202 | case VIDIOCGTUNER: |
| 3203 | { |
| 3204 | struct video_tuner *v = arg; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3205 | |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 3206 | if(v->tuner) |
| 3207 | return -EINVAL; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3208 | memset(v,0,sizeof(*v)); |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 3209 | strcpy(v->name, "Radio"); |
| 3210 | bttv_call_i2c_clients(btv,cmd,v); |
| 3211 | return 0; |
| 3212 | } |
| 3213 | case VIDIOCSTUNER: |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3214 | /* nothing to do */ |
| 3215 | return 0; |
| 3216 | |
| 3217 | case BTTV_VERSION: |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 3218 | case VIDIOCGFREQ: |
| 3219 | case VIDIOCSFREQ: |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3220 | case VIDIOCGAUDIO: |
| 3221 | case VIDIOCSAUDIO: |
Hans Verkuil | 5af0c8f | 2006-01-09 18:21:37 -0200 | [diff] [blame] | 3222 | case VIDIOC_LOG_STATUS: |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3223 | return bttv_common_ioctls(btv,cmd,arg); |
| 3224 | |
| 3225 | default: |
| 3226 | return -ENOIOCTLCMD; |
| 3227 | } |
| 3228 | return 0; |
| 3229 | } |
| 3230 | |
| 3231 | static int radio_ioctl(struct inode *inode, struct file *file, |
| 3232 | unsigned int cmd, unsigned long arg) |
| 3233 | { |
| 3234 | return video_usercopy(inode, file, cmd, arg, radio_do_ioctl); |
| 3235 | } |
| 3236 | |
Mauro Carvalho Chehab | 24a70fd | 2005-09-09 13:03:39 -0700 | [diff] [blame] | 3237 | static ssize_t radio_read(struct file *file, char __user *data, |
| 3238 | size_t count, loff_t *ppos) |
| 3239 | { |
| 3240 | struct bttv *btv = file->private_data; |
| 3241 | struct rds_command cmd; |
| 3242 | cmd.block_count = count/3; |
| 3243 | cmd.buffer = data; |
| 3244 | cmd.instance = file; |
| 3245 | cmd.result = -ENODEV; |
| 3246 | |
| 3247 | bttv_call_i2c_clients(btv, RDS_CMD_READ, &cmd); |
| 3248 | |
| 3249 | return cmd.result; |
| 3250 | } |
| 3251 | |
| 3252 | static unsigned int radio_poll(struct file *file, poll_table *wait) |
| 3253 | { |
| 3254 | struct bttv *btv = file->private_data; |
| 3255 | struct rds_command cmd; |
| 3256 | cmd.instance = file; |
| 3257 | cmd.event_list = wait; |
| 3258 | cmd.result = -ENODEV; |
| 3259 | bttv_call_i2c_clients(btv, RDS_CMD_POLL, &cmd); |
| 3260 | |
| 3261 | return cmd.result; |
| 3262 | } |
| 3263 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3264 | static struct file_operations radio_fops = |
| 3265 | { |
| 3266 | .owner = THIS_MODULE, |
| 3267 | .open = radio_open, |
Mauro Carvalho Chehab | 24a70fd | 2005-09-09 13:03:39 -0700 | [diff] [blame] | 3268 | .read = radio_read, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3269 | .release = radio_release, |
| 3270 | .ioctl = radio_ioctl, |
| 3271 | .llseek = no_llseek, |
Mauro Carvalho Chehab | 24a70fd | 2005-09-09 13:03:39 -0700 | [diff] [blame] | 3272 | .poll = radio_poll, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3273 | }; |
| 3274 | |
| 3275 | static struct video_device radio_template = |
| 3276 | { |
| 3277 | .name = "bt848/878 radio", |
| 3278 | .type = VID_TYPE_TUNER, |
| 3279 | .hardware = VID_HARDWARE_BT848, |
| 3280 | .fops = &radio_fops, |
| 3281 | .minor = -1, |
| 3282 | }; |
| 3283 | |
| 3284 | /* ----------------------------------------------------------------------- */ |
| 3285 | /* some debug code */ |
| 3286 | |
Adrian Bunk | 408b664 | 2005-05-01 08:59:29 -0700 | [diff] [blame] | 3287 | static int bttv_risc_decode(u32 risc) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3288 | { |
| 3289 | static char *instr[16] = { |
| 3290 | [ BT848_RISC_WRITE >> 28 ] = "write", |
| 3291 | [ BT848_RISC_SKIP >> 28 ] = "skip", |
| 3292 | [ BT848_RISC_WRITEC >> 28 ] = "writec", |
| 3293 | [ BT848_RISC_JUMP >> 28 ] = "jump", |
| 3294 | [ BT848_RISC_SYNC >> 28 ] = "sync", |
| 3295 | [ BT848_RISC_WRITE123 >> 28 ] = "write123", |
| 3296 | [ BT848_RISC_SKIP123 >> 28 ] = "skip123", |
| 3297 | [ BT848_RISC_WRITE1S23 >> 28 ] = "write1s23", |
| 3298 | }; |
| 3299 | static int incr[16] = { |
| 3300 | [ BT848_RISC_WRITE >> 28 ] = 2, |
| 3301 | [ BT848_RISC_JUMP >> 28 ] = 2, |
| 3302 | [ BT848_RISC_SYNC >> 28 ] = 2, |
| 3303 | [ BT848_RISC_WRITE123 >> 28 ] = 5, |
| 3304 | [ BT848_RISC_SKIP123 >> 28 ] = 2, |
| 3305 | [ BT848_RISC_WRITE1S23 >> 28 ] = 3, |
| 3306 | }; |
| 3307 | static char *bits[] = { |
| 3308 | "be0", "be1", "be2", "be3/resync", |
| 3309 | "set0", "set1", "set2", "set3", |
| 3310 | "clr0", "clr1", "clr2", "clr3", |
| 3311 | "irq", "res", "eol", "sol", |
| 3312 | }; |
| 3313 | int i; |
| 3314 | |
| 3315 | printk("0x%08x [ %s", risc, |
| 3316 | instr[risc >> 28] ? instr[risc >> 28] : "INVALID"); |
| 3317 | for (i = ARRAY_SIZE(bits)-1; i >= 0; i--) |
| 3318 | if (risc & (1 << (i + 12))) |
| 3319 | printk(" %s",bits[i]); |
| 3320 | printk(" count=%d ]\n", risc & 0xfff); |
| 3321 | return incr[risc >> 28] ? incr[risc >> 28] : 1; |
| 3322 | } |
| 3323 | |
Adrian Bunk | 408b664 | 2005-05-01 08:59:29 -0700 | [diff] [blame] | 3324 | static void bttv_risc_disasm(struct bttv *btv, |
| 3325 | struct btcx_riscmem *risc) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3326 | { |
| 3327 | unsigned int i,j,n; |
| 3328 | |
| 3329 | printk("%s: risc disasm: %p [dma=0x%08lx]\n", |
| 3330 | btv->c.name, risc->cpu, (unsigned long)risc->dma); |
| 3331 | for (i = 0; i < (risc->size >> 2); i += n) { |
| 3332 | printk("%s: 0x%lx: ", btv->c.name, |
| 3333 | (unsigned long)(risc->dma + (i<<2))); |
| 3334 | n = bttv_risc_decode(risc->cpu[i]); |
| 3335 | for (j = 1; j < n; j++) |
| 3336 | printk("%s: 0x%lx: 0x%08x [ arg #%d ]\n", |
| 3337 | btv->c.name, (unsigned long)(risc->dma + ((i+j)<<2)), |
| 3338 | risc->cpu[i+j], j); |
| 3339 | if (0 == risc->cpu[i]) |
| 3340 | break; |
| 3341 | } |
| 3342 | } |
| 3343 | |
| 3344 | static void bttv_print_riscaddr(struct bttv *btv) |
| 3345 | { |
| 3346 | printk(" main: %08Lx\n", |
| 3347 | (unsigned long long)btv->main.dma); |
| 3348 | printk(" vbi : o=%08Lx e=%08Lx\n", |
| 3349 | btv->cvbi ? (unsigned long long)btv->cvbi->top.dma : 0, |
| 3350 | btv->cvbi ? (unsigned long long)btv->cvbi->bottom.dma : 0); |
| 3351 | printk(" cap : o=%08Lx e=%08Lx\n", |
| 3352 | btv->curr.top ? (unsigned long long)btv->curr.top->top.dma : 0, |
| 3353 | btv->curr.bottom ? (unsigned long long)btv->curr.bottom->bottom.dma : 0); |
| 3354 | printk(" scr : o=%08Lx e=%08Lx\n", |
| 3355 | btv->screen ? (unsigned long long)btv->screen->top.dma : 0, |
| 3356 | btv->screen ? (unsigned long long)btv->screen->bottom.dma : 0); |
| 3357 | bttv_risc_disasm(btv, &btv->main); |
| 3358 | } |
| 3359 | |
| 3360 | /* ----------------------------------------------------------------------- */ |
| 3361 | /* irq handler */ |
| 3362 | |
| 3363 | static char *irq_name[] = { |
| 3364 | "FMTCHG", // format change detected (525 vs. 625) |
| 3365 | "VSYNC", // vertical sync (new field) |
| 3366 | "HSYNC", // horizontal sync |
| 3367 | "OFLOW", // chroma/luma AGC overflow |
| 3368 | "HLOCK", // horizontal lock changed |
| 3369 | "VPRES", // video presence changed |
| 3370 | "6", "7", |
| 3371 | "I2CDONE", // hw irc operation finished |
| 3372 | "GPINT", // gpio port triggered irq |
| 3373 | "10", |
| 3374 | "RISCI", // risc instruction triggered irq |
| 3375 | "FBUS", // pixel data fifo dropped data (high pci bus latencies) |
| 3376 | "FTRGT", // pixel data fifo overrun |
| 3377 | "FDSR", // fifo data stream resyncronisation |
| 3378 | "PPERR", // parity error (data transfer) |
| 3379 | "RIPERR", // parity error (read risc instructions) |
| 3380 | "PABORT", // pci abort |
| 3381 | "OCERR", // risc instruction error |
| 3382 | "SCERR", // syncronisation error |
| 3383 | }; |
| 3384 | |
| 3385 | static void bttv_print_irqbits(u32 print, u32 mark) |
| 3386 | { |
| 3387 | unsigned int i; |
| 3388 | |
| 3389 | printk("bits:"); |
| 3390 | for (i = 0; i < ARRAY_SIZE(irq_name); i++) { |
| 3391 | if (print & (1 << i)) |
| 3392 | printk(" %s",irq_name[i]); |
| 3393 | if (mark & (1 << i)) |
| 3394 | printk("*"); |
| 3395 | } |
| 3396 | } |
| 3397 | |
| 3398 | static void bttv_irq_debug_low_latency(struct bttv *btv, u32 rc) |
| 3399 | { |
| 3400 | printk("bttv%d: irq: skipped frame [main=%lx,o_vbi=%lx,o_field=%lx,rc=%lx]\n", |
| 3401 | btv->c.nr, |
| 3402 | (unsigned long)btv->main.dma, |
| 3403 | (unsigned long)btv->main.cpu[RISC_SLOT_O_VBI+1], |
| 3404 | (unsigned long)btv->main.cpu[RISC_SLOT_O_FIELD+1], |
| 3405 | (unsigned long)rc); |
| 3406 | |
| 3407 | if (0 == (btread(BT848_DSTATUS) & BT848_DSTATUS_HLOC)) { |
| 3408 | printk("bttv%d: Oh, there (temporarely?) is no input signal. " |
| 3409 | "Ok, then this is harmless, don't worry ;)\n", |
| 3410 | btv->c.nr); |
| 3411 | return; |
| 3412 | } |
| 3413 | printk("bttv%d: Uhm. Looks like we have unusual high IRQ latencies.\n", |
| 3414 | btv->c.nr); |
| 3415 | printk("bttv%d: Lets try to catch the culpit red-handed ...\n", |
| 3416 | btv->c.nr); |
| 3417 | dump_stack(); |
| 3418 | } |
| 3419 | |
| 3420 | static int |
| 3421 | bttv_irq_next_video(struct bttv *btv, struct bttv_buffer_set *set) |
| 3422 | { |
| 3423 | struct bttv_buffer *item; |
| 3424 | |
| 3425 | memset(set,0,sizeof(*set)); |
| 3426 | |
| 3427 | /* capture request ? */ |
| 3428 | if (!list_empty(&btv->capture)) { |
| 3429 | set->frame_irq = 1; |
| 3430 | item = list_entry(btv->capture.next, struct bttv_buffer, vb.queue); |
| 3431 | if (V4L2_FIELD_HAS_TOP(item->vb.field)) |
| 3432 | set->top = item; |
| 3433 | if (V4L2_FIELD_HAS_BOTTOM(item->vb.field)) |
| 3434 | set->bottom = item; |
| 3435 | |
| 3436 | /* capture request for other field ? */ |
| 3437 | if (!V4L2_FIELD_HAS_BOTH(item->vb.field) && |
| 3438 | (item->vb.queue.next != &btv->capture)) { |
| 3439 | item = list_entry(item->vb.queue.next, struct bttv_buffer, vb.queue); |
| 3440 | if (!V4L2_FIELD_HAS_BOTH(item->vb.field)) { |
| 3441 | if (NULL == set->top && |
| 3442 | V4L2_FIELD_TOP == item->vb.field) { |
| 3443 | set->top = item; |
| 3444 | } |
| 3445 | if (NULL == set->bottom && |
| 3446 | V4L2_FIELD_BOTTOM == item->vb.field) { |
| 3447 | set->bottom = item; |
| 3448 | } |
| 3449 | if (NULL != set->top && NULL != set->bottom) |
| 3450 | set->top_irq = 2; |
| 3451 | } |
| 3452 | } |
| 3453 | } |
| 3454 | |
| 3455 | /* screen overlay ? */ |
| 3456 | if (NULL != btv->screen) { |
| 3457 | if (V4L2_FIELD_HAS_BOTH(btv->screen->vb.field)) { |
| 3458 | if (NULL == set->top && NULL == set->bottom) { |
| 3459 | set->top = btv->screen; |
| 3460 | set->bottom = btv->screen; |
| 3461 | } |
| 3462 | } else { |
| 3463 | if (V4L2_FIELD_TOP == btv->screen->vb.field && |
| 3464 | NULL == set->top) { |
| 3465 | set->top = btv->screen; |
| 3466 | } |
| 3467 | if (V4L2_FIELD_BOTTOM == btv->screen->vb.field && |
| 3468 | NULL == set->bottom) { |
| 3469 | set->bottom = btv->screen; |
| 3470 | } |
| 3471 | } |
| 3472 | } |
| 3473 | |
| 3474 | dprintk("bttv%d: next set: top=%p bottom=%p [screen=%p,irq=%d,%d]\n", |
| 3475 | btv->c.nr,set->top, set->bottom, |
| 3476 | btv->screen,set->frame_irq,set->top_irq); |
| 3477 | return 0; |
| 3478 | } |
| 3479 | |
| 3480 | static void |
| 3481 | bttv_irq_wakeup_video(struct bttv *btv, struct bttv_buffer_set *wakeup, |
| 3482 | struct bttv_buffer_set *curr, unsigned int state) |
| 3483 | { |
| 3484 | struct timeval ts; |
| 3485 | |
| 3486 | do_gettimeofday(&ts); |
| 3487 | |
| 3488 | if (wakeup->top == wakeup->bottom) { |
| 3489 | if (NULL != wakeup->top && curr->top != wakeup->top) { |
| 3490 | if (irq_debug > 1) |
| 3491 | printk("bttv%d: wakeup: both=%p\n",btv->c.nr,wakeup->top); |
| 3492 | wakeup->top->vb.ts = ts; |
| 3493 | wakeup->top->vb.field_count = btv->field_count; |
| 3494 | wakeup->top->vb.state = state; |
| 3495 | wake_up(&wakeup->top->vb.done); |
| 3496 | } |
| 3497 | } else { |
| 3498 | if (NULL != wakeup->top && curr->top != wakeup->top) { |
| 3499 | if (irq_debug > 1) |
| 3500 | printk("bttv%d: wakeup: top=%p\n",btv->c.nr,wakeup->top); |
| 3501 | wakeup->top->vb.ts = ts; |
| 3502 | wakeup->top->vb.field_count = btv->field_count; |
| 3503 | wakeup->top->vb.state = state; |
| 3504 | wake_up(&wakeup->top->vb.done); |
| 3505 | } |
| 3506 | if (NULL != wakeup->bottom && curr->bottom != wakeup->bottom) { |
| 3507 | if (irq_debug > 1) |
| 3508 | printk("bttv%d: wakeup: bottom=%p\n",btv->c.nr,wakeup->bottom); |
| 3509 | wakeup->bottom->vb.ts = ts; |
| 3510 | wakeup->bottom->vb.field_count = btv->field_count; |
| 3511 | wakeup->bottom->vb.state = state; |
| 3512 | wake_up(&wakeup->bottom->vb.done); |
| 3513 | } |
| 3514 | } |
| 3515 | } |
| 3516 | |
| 3517 | static void |
| 3518 | bttv_irq_wakeup_vbi(struct bttv *btv, struct bttv_buffer *wakeup, |
| 3519 | unsigned int state) |
| 3520 | { |
| 3521 | struct timeval ts; |
| 3522 | |
| 3523 | if (NULL == wakeup) |
| 3524 | return; |
| 3525 | |
| 3526 | do_gettimeofday(&ts); |
| 3527 | wakeup->vb.ts = ts; |
| 3528 | wakeup->vb.field_count = btv->field_count; |
| 3529 | wakeup->vb.state = state; |
| 3530 | wake_up(&wakeup->vb.done); |
| 3531 | } |
| 3532 | |
| 3533 | static void bttv_irq_timeout(unsigned long data) |
| 3534 | { |
| 3535 | struct bttv *btv = (struct bttv *)data; |
| 3536 | struct bttv_buffer_set old,new; |
| 3537 | struct bttv_buffer *ovbi; |
| 3538 | struct bttv_buffer *item; |
| 3539 | unsigned long flags; |
| 3540 | |
| 3541 | if (bttv_verbose) { |
| 3542 | printk(KERN_INFO "bttv%d: timeout: drop=%d irq=%d/%d, risc=%08x, ", |
| 3543 | btv->c.nr, btv->framedrop, btv->irq_me, btv->irq_total, |
| 3544 | btread(BT848_RISC_COUNT)); |
| 3545 | bttv_print_irqbits(btread(BT848_INT_STAT),0); |
| 3546 | printk("\n"); |
| 3547 | } |
| 3548 | |
| 3549 | spin_lock_irqsave(&btv->s_lock,flags); |
| 3550 | |
| 3551 | /* deactivate stuff */ |
| 3552 | memset(&new,0,sizeof(new)); |
| 3553 | old = btv->curr; |
| 3554 | ovbi = btv->cvbi; |
| 3555 | btv->curr = new; |
| 3556 | btv->cvbi = NULL; |
| 3557 | btv->loop_irq = 0; |
| 3558 | bttv_buffer_activate_video(btv, &new); |
| 3559 | bttv_buffer_activate_vbi(btv, NULL); |
| 3560 | bttv_set_dma(btv, 0); |
| 3561 | |
| 3562 | /* wake up */ |
| 3563 | bttv_irq_wakeup_video(btv, &old, &new, STATE_ERROR); |
| 3564 | bttv_irq_wakeup_vbi(btv, ovbi, STATE_ERROR); |
| 3565 | |
| 3566 | /* cancel all outstanding capture / vbi requests */ |
| 3567 | while (!list_empty(&btv->capture)) { |
| 3568 | item = list_entry(btv->capture.next, struct bttv_buffer, vb.queue); |
| 3569 | list_del(&item->vb.queue); |
| 3570 | item->vb.state = STATE_ERROR; |
| 3571 | wake_up(&item->vb.done); |
| 3572 | } |
| 3573 | while (!list_empty(&btv->vcapture)) { |
| 3574 | item = list_entry(btv->vcapture.next, struct bttv_buffer, vb.queue); |
| 3575 | list_del(&item->vb.queue); |
| 3576 | item->vb.state = STATE_ERROR; |
| 3577 | wake_up(&item->vb.done); |
| 3578 | } |
| 3579 | |
| 3580 | btv->errors++; |
| 3581 | spin_unlock_irqrestore(&btv->s_lock,flags); |
| 3582 | } |
| 3583 | |
| 3584 | static void |
| 3585 | bttv_irq_wakeup_top(struct bttv *btv) |
| 3586 | { |
| 3587 | struct bttv_buffer *wakeup = btv->curr.top; |
| 3588 | |
| 3589 | if (NULL == wakeup) |
| 3590 | return; |
| 3591 | |
| 3592 | spin_lock(&btv->s_lock); |
| 3593 | btv->curr.top_irq = 0; |
| 3594 | btv->curr.top = NULL; |
| 3595 | bttv_risc_hook(btv, RISC_SLOT_O_FIELD, NULL, 0); |
| 3596 | |
| 3597 | do_gettimeofday(&wakeup->vb.ts); |
| 3598 | wakeup->vb.field_count = btv->field_count; |
| 3599 | wakeup->vb.state = STATE_DONE; |
| 3600 | wake_up(&wakeup->vb.done); |
| 3601 | spin_unlock(&btv->s_lock); |
| 3602 | } |
| 3603 | |
| 3604 | static inline int is_active(struct btcx_riscmem *risc, u32 rc) |
| 3605 | { |
| 3606 | if (rc < risc->dma) |
| 3607 | return 0; |
| 3608 | if (rc > risc->dma + risc->size) |
| 3609 | return 0; |
| 3610 | return 1; |
| 3611 | } |
| 3612 | |
| 3613 | static void |
| 3614 | bttv_irq_switch_video(struct bttv *btv) |
| 3615 | { |
| 3616 | struct bttv_buffer_set new; |
| 3617 | struct bttv_buffer_set old; |
| 3618 | dma_addr_t rc; |
| 3619 | |
| 3620 | spin_lock(&btv->s_lock); |
| 3621 | |
| 3622 | /* new buffer set */ |
| 3623 | bttv_irq_next_video(btv, &new); |
| 3624 | rc = btread(BT848_RISC_COUNT); |
| 3625 | if ((btv->curr.top && is_active(&btv->curr.top->top, rc)) || |
| 3626 | (btv->curr.bottom && is_active(&btv->curr.bottom->bottom, rc))) { |
| 3627 | btv->framedrop++; |
| 3628 | if (debug_latency) |
| 3629 | bttv_irq_debug_low_latency(btv, rc); |
| 3630 | spin_unlock(&btv->s_lock); |
| 3631 | return; |
| 3632 | } |
| 3633 | |
| 3634 | /* switch over */ |
| 3635 | old = btv->curr; |
| 3636 | btv->curr = new; |
| 3637 | btv->loop_irq &= ~1; |
| 3638 | bttv_buffer_activate_video(btv, &new); |
| 3639 | bttv_set_dma(btv, 0); |
| 3640 | |
| 3641 | /* switch input */ |
| 3642 | if (UNSET != btv->new_input) { |
| 3643 | video_mux(btv,btv->new_input); |
| 3644 | btv->new_input = UNSET; |
| 3645 | } |
| 3646 | |
| 3647 | /* wake up finished buffers */ |
| 3648 | bttv_irq_wakeup_video(btv, &old, &new, STATE_DONE); |
| 3649 | spin_unlock(&btv->s_lock); |
| 3650 | } |
| 3651 | |
| 3652 | static void |
| 3653 | bttv_irq_switch_vbi(struct bttv *btv) |
| 3654 | { |
| 3655 | struct bttv_buffer *new = NULL; |
| 3656 | struct bttv_buffer *old; |
| 3657 | u32 rc; |
| 3658 | |
| 3659 | spin_lock(&btv->s_lock); |
| 3660 | |
| 3661 | if (!list_empty(&btv->vcapture)) |
| 3662 | new = list_entry(btv->vcapture.next, struct bttv_buffer, vb.queue); |
| 3663 | old = btv->cvbi; |
| 3664 | |
| 3665 | rc = btread(BT848_RISC_COUNT); |
| 3666 | if (NULL != old && (is_active(&old->top, rc) || |
| 3667 | is_active(&old->bottom, rc))) { |
| 3668 | btv->framedrop++; |
| 3669 | if (debug_latency) |
| 3670 | bttv_irq_debug_low_latency(btv, rc); |
| 3671 | spin_unlock(&btv->s_lock); |
| 3672 | return; |
| 3673 | } |
| 3674 | |
| 3675 | /* switch */ |
| 3676 | btv->cvbi = new; |
| 3677 | btv->loop_irq &= ~4; |
| 3678 | bttv_buffer_activate_vbi(btv, new); |
| 3679 | bttv_set_dma(btv, 0); |
| 3680 | |
| 3681 | bttv_irq_wakeup_vbi(btv, old, STATE_DONE); |
| 3682 | spin_unlock(&btv->s_lock); |
| 3683 | } |
| 3684 | |
| 3685 | static irqreturn_t bttv_irq(int irq, void *dev_id, struct pt_regs * regs) |
| 3686 | { |
| 3687 | u32 stat,astat; |
| 3688 | u32 dstat; |
| 3689 | int count; |
| 3690 | struct bttv *btv; |
| 3691 | int handled = 0; |
| 3692 | |
| 3693 | btv=(struct bttv *)dev_id; |
Mark Weaver | 6c6c0b2 | 2005-11-13 16:07:52 -0800 | [diff] [blame] | 3694 | |
Ricardo Cerqueira | 4abdfed | 2006-01-09 15:25:25 -0200 | [diff] [blame] | 3695 | if (btv->custom_irq) |
| 3696 | handled = btv->custom_irq(btv); |
Mark Weaver | 6c6c0b2 | 2005-11-13 16:07:52 -0800 | [diff] [blame] | 3697 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3698 | count=0; |
| 3699 | while (1) { |
| 3700 | /* get/clear interrupt status bits */ |
| 3701 | stat=btread(BT848_INT_STAT); |
| 3702 | astat=stat&btread(BT848_INT_MASK); |
| 3703 | if (!astat) |
| 3704 | break; |
| 3705 | handled = 1; |
| 3706 | btwrite(stat,BT848_INT_STAT); |
| 3707 | |
| 3708 | /* get device status bits */ |
| 3709 | dstat=btread(BT848_DSTATUS); |
| 3710 | |
| 3711 | if (irq_debug) { |
| 3712 | printk(KERN_DEBUG "bttv%d: irq loop=%d fc=%d " |
| 3713 | "riscs=%x, riscc=%08x, ", |
| 3714 | btv->c.nr, count, btv->field_count, |
| 3715 | stat>>28, btread(BT848_RISC_COUNT)); |
| 3716 | bttv_print_irqbits(stat,astat); |
| 3717 | if (stat & BT848_INT_HLOCK) |
| 3718 | printk(" HLOC => %s", (dstat & BT848_DSTATUS_HLOC) |
| 3719 | ? "yes" : "no"); |
| 3720 | if (stat & BT848_INT_VPRES) |
| 3721 | printk(" PRES => %s", (dstat & BT848_DSTATUS_PRES) |
| 3722 | ? "yes" : "no"); |
| 3723 | if (stat & BT848_INT_FMTCHG) |
| 3724 | printk(" NUML => %s", (dstat & BT848_DSTATUS_NUML) |
| 3725 | ? "625" : "525"); |
| 3726 | printk("\n"); |
| 3727 | } |
| 3728 | |
| 3729 | if (astat&BT848_INT_VSYNC) |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 3730 | btv->field_count++; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3731 | |
Ricardo Cerqueira | 4abdfed | 2006-01-09 15:25:25 -0200 | [diff] [blame] | 3732 | if ((astat & BT848_INT_GPINT) && btv->remote) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3733 | wake_up(&btv->gpioq); |
Ricardo Cerqueira | 4abdfed | 2006-01-09 15:25:25 -0200 | [diff] [blame] | 3734 | bttv_input_irq(btv); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3735 | } |
| 3736 | |
| 3737 | if (astat & BT848_INT_I2CDONE) { |
| 3738 | btv->i2c_done = stat; |
| 3739 | wake_up(&btv->i2c_queue); |
| 3740 | } |
| 3741 | |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 3742 | if ((astat & BT848_INT_RISCI) && (stat & (4<<28))) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3743 | bttv_irq_switch_vbi(btv); |
| 3744 | |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 3745 | if ((astat & BT848_INT_RISCI) && (stat & (2<<28))) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3746 | bttv_irq_wakeup_top(btv); |
| 3747 | |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 3748 | if ((astat & BT848_INT_RISCI) && (stat & (1<<28))) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3749 | bttv_irq_switch_video(btv); |
| 3750 | |
| 3751 | if ((astat & BT848_INT_HLOCK) && btv->opt_automute) |
| 3752 | audio_mux(btv, -1); |
| 3753 | |
| 3754 | if (astat & (BT848_INT_SCERR|BT848_INT_OCERR)) { |
| 3755 | printk(KERN_INFO "bttv%d: %s%s @ %08x,",btv->c.nr, |
| 3756 | (astat & BT848_INT_SCERR) ? "SCERR" : "", |
| 3757 | (astat & BT848_INT_OCERR) ? "OCERR" : "", |
| 3758 | btread(BT848_RISC_COUNT)); |
| 3759 | bttv_print_irqbits(stat,astat); |
| 3760 | printk("\n"); |
| 3761 | if (bttv_debug) |
| 3762 | bttv_print_riscaddr(btv); |
| 3763 | } |
| 3764 | if (fdsr && astat & BT848_INT_FDSR) { |
| 3765 | printk(KERN_INFO "bttv%d: FDSR @ %08x\n", |
| 3766 | btv->c.nr,btread(BT848_RISC_COUNT)); |
| 3767 | if (bttv_debug) |
| 3768 | bttv_print_riscaddr(btv); |
| 3769 | } |
| 3770 | |
| 3771 | count++; |
| 3772 | if (count > 4) { |
nshmyrev@yandex.ru | c58c21c | 2005-11-08 21:37:41 -0800 | [diff] [blame] | 3773 | |
| 3774 | if (count > 8 || !(astat & BT848_INT_GPINT)) { |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 3775 | btwrite(0, BT848_INT_MASK); |
nshmyrev@yandex.ru | c58c21c | 2005-11-08 21:37:41 -0800 | [diff] [blame] | 3776 | |
| 3777 | printk(KERN_ERR |
| 3778 | "bttv%d: IRQ lockup, cleared int mask [", btv->c.nr); |
| 3779 | } else { |
| 3780 | printk(KERN_ERR |
| 3781 | "bttv%d: IRQ lockup, clearing GPINT from int mask [", btv->c.nr); |
| 3782 | |
| 3783 | btwrite(btread(BT848_INT_MASK) & (-1 ^ BT848_INT_GPINT), |
| 3784 | BT848_INT_MASK); |
| 3785 | }; |
| 3786 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3787 | bttv_print_irqbits(stat,astat); |
nshmyrev@yandex.ru | c58c21c | 2005-11-08 21:37:41 -0800 | [diff] [blame] | 3788 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3789 | printk("]\n"); |
| 3790 | } |
| 3791 | } |
| 3792 | btv->irq_total++; |
| 3793 | if (handled) |
| 3794 | btv->irq_me++; |
| 3795 | return IRQ_RETVAL(handled); |
| 3796 | } |
| 3797 | |
| 3798 | |
| 3799 | /* ----------------------------------------------------------------------- */ |
| 3800 | /* initialitation */ |
| 3801 | |
| 3802 | static struct video_device *vdev_init(struct bttv *btv, |
| 3803 | struct video_device *template, |
| 3804 | char *type) |
| 3805 | { |
| 3806 | struct video_device *vfd; |
| 3807 | |
| 3808 | vfd = video_device_alloc(); |
| 3809 | if (NULL == vfd) |
| 3810 | return NULL; |
| 3811 | *vfd = *template; |
| 3812 | vfd->minor = -1; |
| 3813 | vfd->dev = &btv->c.pci->dev; |
| 3814 | vfd->release = video_device_release; |
| 3815 | snprintf(vfd->name, sizeof(vfd->name), "BT%d%s %s (%s)", |
| 3816 | btv->id, (btv->id==848 && btv->revision==0x12) ? "A" : "", |
| 3817 | type, bttv_tvcards[btv->c.type].name); |
| 3818 | return vfd; |
| 3819 | } |
| 3820 | |
| 3821 | static void bttv_unregister_video(struct bttv *btv) |
| 3822 | { |
| 3823 | if (btv->video_dev) { |
| 3824 | if (-1 != btv->video_dev->minor) |
| 3825 | video_unregister_device(btv->video_dev); |
| 3826 | else |
| 3827 | video_device_release(btv->video_dev); |
| 3828 | btv->video_dev = NULL; |
| 3829 | } |
| 3830 | if (btv->vbi_dev) { |
| 3831 | if (-1 != btv->vbi_dev->minor) |
| 3832 | video_unregister_device(btv->vbi_dev); |
| 3833 | else |
| 3834 | video_device_release(btv->vbi_dev); |
| 3835 | btv->vbi_dev = NULL; |
| 3836 | } |
| 3837 | if (btv->radio_dev) { |
| 3838 | if (-1 != btv->radio_dev->minor) |
| 3839 | video_unregister_device(btv->radio_dev); |
| 3840 | else |
| 3841 | video_device_release(btv->radio_dev); |
| 3842 | btv->radio_dev = NULL; |
| 3843 | } |
| 3844 | } |
| 3845 | |
| 3846 | /* register video4linux devices */ |
| 3847 | static int __devinit bttv_register_video(struct bttv *btv) |
| 3848 | { |
Mauro Carvalho Chehab | 4dcef52 | 2005-08-04 12:53:30 -0700 | [diff] [blame] | 3849 | if (no_overlay <= 0) { |
| 3850 | bttv_video_template.type |= VID_TYPE_OVERLAY; |
| 3851 | } else { |
| 3852 | printk("bttv: Overlay support disabled.\n"); |
| 3853 | } |
| 3854 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3855 | /* video */ |
| 3856 | btv->video_dev = vdev_init(btv, &bttv_video_template, "video"); |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 3857 | if (NULL == btv->video_dev) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3858 | goto err; |
| 3859 | if (video_register_device(btv->video_dev,VFL_TYPE_GRABBER,video_nr)<0) |
| 3860 | goto err; |
| 3861 | printk(KERN_INFO "bttv%d: registered device video%d\n", |
| 3862 | btv->c.nr,btv->video_dev->minor & 0x1f); |
| 3863 | video_device_create_file(btv->video_dev, &class_device_attr_card); |
| 3864 | |
| 3865 | /* vbi */ |
| 3866 | btv->vbi_dev = vdev_init(btv, &bttv_vbi_template, "vbi"); |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 3867 | if (NULL == btv->vbi_dev) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3868 | goto err; |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 3869 | 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] | 3870 | goto err; |
| 3871 | printk(KERN_INFO "bttv%d: registered device vbi%d\n", |
| 3872 | btv->c.nr,btv->vbi_dev->minor & 0x1f); |
| 3873 | |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 3874 | if (!btv->has_radio) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3875 | return 0; |
| 3876 | /* radio */ |
| 3877 | btv->radio_dev = vdev_init(btv, &radio_template, "radio"); |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 3878 | if (NULL == btv->radio_dev) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3879 | goto err; |
| 3880 | if (video_register_device(btv->radio_dev, VFL_TYPE_RADIO,radio_nr)<0) |
| 3881 | goto err; |
| 3882 | printk(KERN_INFO "bttv%d: registered device radio%d\n", |
| 3883 | btv->c.nr,btv->radio_dev->minor & 0x1f); |
| 3884 | |
| 3885 | /* all done */ |
| 3886 | return 0; |
| 3887 | |
| 3888 | err: |
| 3889 | bttv_unregister_video(btv); |
| 3890 | return -1; |
| 3891 | } |
| 3892 | |
| 3893 | |
| 3894 | /* on OpenFirmware machines (PowerMac at least), PCI memory cycle */ |
| 3895 | /* response on cards with no firmware is not enabled by OF */ |
| 3896 | static void pci_set_command(struct pci_dev *dev) |
| 3897 | { |
| 3898 | #if defined(__powerpc__) |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 3899 | unsigned int cmd; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3900 | |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 3901 | pci_read_config_dword(dev, PCI_COMMAND, &cmd); |
| 3902 | cmd = (cmd | PCI_COMMAND_MEMORY ); |
| 3903 | pci_write_config_dword(dev, PCI_COMMAND, cmd); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3904 | #endif |
| 3905 | } |
| 3906 | |
| 3907 | static int __devinit bttv_probe(struct pci_dev *dev, |
| 3908 | const struct pci_device_id *pci_id) |
| 3909 | { |
| 3910 | int result; |
| 3911 | unsigned char lat; |
| 3912 | struct bttv *btv; |
| 3913 | |
| 3914 | if (bttv_num == BTTV_MAX) |
| 3915 | return -ENOMEM; |
| 3916 | printk(KERN_INFO "bttv: Bt8xx card found (%d).\n", bttv_num); |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 3917 | btv=&bttvs[bttv_num]; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3918 | memset(btv,0,sizeof(*btv)); |
| 3919 | btv->c.nr = bttv_num; |
| 3920 | sprintf(btv->c.name,"bttv%d",btv->c.nr); |
| 3921 | |
| 3922 | /* initialize structs / fill in defaults */ |
Ingo Molnar | bd5f0ac | 2006-01-13 14:10:24 -0200 | [diff] [blame] | 3923 | mutex_init(&btv->lock); |
| 3924 | mutex_init(&btv->reslock); |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 3925 | spin_lock_init(&btv->s_lock); |
| 3926 | spin_lock_init(&btv->gpio_lock); |
| 3927 | init_waitqueue_head(&btv->gpioq); |
| 3928 | init_waitqueue_head(&btv->i2c_queue); |
| 3929 | INIT_LIST_HEAD(&btv->c.subs); |
| 3930 | INIT_LIST_HEAD(&btv->capture); |
| 3931 | INIT_LIST_HEAD(&btv->vcapture); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3932 | v4l2_prio_init(&btv->prio); |
| 3933 | |
| 3934 | init_timer(&btv->timeout); |
| 3935 | btv->timeout.function = bttv_irq_timeout; |
| 3936 | btv->timeout.data = (unsigned long)btv; |
| 3937 | |
Michael Krufky | 7c08fb0 | 2005-11-08 21:36:21 -0800 | [diff] [blame] | 3938 | btv->i2c_rc = -1; |
| 3939 | btv->tuner_type = UNSET; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3940 | btv->new_input = UNSET; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3941 | btv->has_radio=radio[btv->c.nr]; |
| 3942 | |
| 3943 | /* pci stuff (init, get irq/mmio, ... */ |
| 3944 | btv->c.pci = dev; |
Michael Krufky | 7c08fb0 | 2005-11-08 21:36:21 -0800 | [diff] [blame] | 3945 | btv->id = dev->device; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3946 | if (pci_enable_device(dev)) { |
Michael Krufky | 7c08fb0 | 2005-11-08 21:36:21 -0800 | [diff] [blame] | 3947 | printk(KERN_WARNING "bttv%d: Can't enable device.\n", |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3948 | btv->c.nr); |
| 3949 | return -EIO; |
| 3950 | } |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 3951 | if (pci_set_dma_mask(dev, DMA_32BIT_MASK)) { |
| 3952 | printk(KERN_WARNING "bttv%d: No suitable DMA available.\n", |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3953 | btv->c.nr); |
| 3954 | return -EIO; |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 3955 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3956 | if (!request_mem_region(pci_resource_start(dev,0), |
| 3957 | pci_resource_len(dev,0), |
| 3958 | btv->c.name)) { |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 3959 | printk(KERN_WARNING "bttv%d: can't request iomem (0x%lx).\n", |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3960 | btv->c.nr, pci_resource_start(dev,0)); |
| 3961 | return -EBUSY; |
| 3962 | } |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 3963 | pci_set_master(dev); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3964 | pci_set_command(dev); |
| 3965 | pci_set_drvdata(dev,btv); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3966 | |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 3967 | pci_read_config_byte(dev, PCI_CLASS_REVISION, &btv->revision); |
| 3968 | pci_read_config_byte(dev, PCI_LATENCY_TIMER, &lat); |
| 3969 | printk(KERN_INFO "bttv%d: Bt%d (rev %d) at %s, ", |
| 3970 | bttv_num,btv->id, btv->revision, pci_name(dev)); |
| 3971 | printk("irq: %d, latency: %d, mmio: 0x%lx\n", |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3972 | btv->c.pci->irq, lat, pci_resource_start(dev,0)); |
| 3973 | schedule(); |
| 3974 | |
| 3975 | btv->bt848_mmio=ioremap(pci_resource_start(dev,0), 0x1000); |
| 3976 | if (NULL == ioremap(pci_resource_start(dev,0), 0x1000)) { |
| 3977 | printk("bttv%d: ioremap() failed\n", btv->c.nr); |
| 3978 | result = -EIO; |
| 3979 | goto fail1; |
| 3980 | } |
| 3981 | |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 3982 | /* identify card */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3983 | bttv_idcard(btv); |
| 3984 | |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 3985 | /* disable irqs, register irq handler */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3986 | btwrite(0, BT848_INT_MASK); |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 3987 | result = request_irq(btv->c.pci->irq, bttv_irq, |
| 3988 | SA_SHIRQ | SA_INTERRUPT,btv->c.name,(void *)btv); |
| 3989 | if (result < 0) { |
| 3990 | printk(KERN_ERR "bttv%d: can't get IRQ %d\n", |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3991 | bttv_num,btv->c.pci->irq); |
| 3992 | goto fail1; |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 3993 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3994 | |
| 3995 | if (0 != bttv_handle_chipset(btv)) { |
| 3996 | result = -EIO; |
| 3997 | goto fail2; |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 3998 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3999 | |
| 4000 | /* init options from insmod args */ |
| 4001 | btv->opt_combfilter = combfilter; |
| 4002 | btv->opt_lumafilter = lumafilter; |
| 4003 | btv->opt_automute = automute; |
| 4004 | btv->opt_chroma_agc = chroma_agc; |
| 4005 | btv->opt_adc_crush = adc_crush; |
| 4006 | btv->opt_vcr_hack = vcr_hack; |
| 4007 | btv->opt_whitecrush_upper = whitecrush_upper; |
| 4008 | btv->opt_whitecrush_lower = whitecrush_lower; |
Mauro Carvalho Chehab | 060d302 | 2005-06-28 20:45:25 -0700 | [diff] [blame] | 4009 | btv->opt_uv_ratio = uv_ratio; |
| 4010 | btv->opt_full_luma_range = full_luma_range; |
| 4011 | btv->opt_coring = coring; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4012 | |
| 4013 | /* fill struct bttv with some useful defaults */ |
| 4014 | btv->init.btv = btv; |
| 4015 | btv->init.ov.w.width = 320; |
| 4016 | btv->init.ov.w.height = 240; |
| 4017 | btv->init.fmt = format_by_palette(VIDEO_PALETTE_RGB24); |
| 4018 | btv->init.width = 320; |
| 4019 | btv->init.height = 240; |
| 4020 | btv->init.lines = 16; |
| 4021 | btv->input = 0; |
| 4022 | |
| 4023 | /* initialize hardware */ |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 4024 | if (bttv_gpio) |
| 4025 | bttv_gpio_tracking(btv,"pre-init"); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4026 | |
| 4027 | bttv_risc_init_main(btv); |
| 4028 | init_bt848(btv); |
| 4029 | |
| 4030 | /* gpio */ |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 4031 | btwrite(0x00, BT848_GPIO_REG_INP); |
| 4032 | btwrite(0x00, BT848_GPIO_OUT_EN); |
| 4033 | if (bttv_verbose) |
| 4034 | bttv_gpio_tracking(btv,"init"); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4035 | |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 4036 | /* needs to be done before i2c is registered */ |
| 4037 | bttv_init_card1(btv); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4038 | |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 4039 | /* register i2c + gpio */ |
| 4040 | init_bttv_i2c(btv); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4041 | |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 4042 | /* some card-specific stuff (needs working i2c) */ |
| 4043 | bttv_init_card2(btv); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4044 | init_irqreg(btv); |
| 4045 | |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 4046 | /* register video4linux + input */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4047 | if (!bttv_tvcards[btv->c.type].no_video) { |
| 4048 | bttv_register_video(btv); |
| 4049 | bt848_bright(btv,32768); |
| 4050 | bt848_contrast(btv,32768); |
| 4051 | bt848_hue(btv,32768); |
| 4052 | bt848_sat(btv,32768); |
| 4053 | audio_mux(btv,AUDIO_MUTE); |
| 4054 | set_input(btv,0); |
| 4055 | } |
| 4056 | |
| 4057 | /* add subdevices */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4058 | if (bttv_tvcards[btv->c.type].has_dvb) |
| 4059 | bttv_sub_add_device(&btv->c, "dvb"); |
| 4060 | |
Ricardo Cerqueira | 4abdfed | 2006-01-09 15:25:25 -0200 | [diff] [blame] | 4061 | bttv_input_init(btv); |
| 4062 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4063 | /* everything is fine */ |
| 4064 | bttv_num++; |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 4065 | return 0; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4066 | |
| 4067 | fail2: |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 4068 | free_irq(btv->c.pci->irq,btv); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4069 | |
| 4070 | fail1: |
| 4071 | if (btv->bt848_mmio) |
| 4072 | iounmap(btv->bt848_mmio); |
| 4073 | release_mem_region(pci_resource_start(btv->c.pci,0), |
| 4074 | pci_resource_len(btv->c.pci,0)); |
| 4075 | pci_set_drvdata(dev,NULL); |
| 4076 | return result; |
| 4077 | } |
| 4078 | |
| 4079 | static void __devexit bttv_remove(struct pci_dev *pci_dev) |
| 4080 | { |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 4081 | struct bttv *btv = pci_get_drvdata(pci_dev); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4082 | |
| 4083 | if (bttv_verbose) |
| 4084 | printk("bttv%d: unloading\n",btv->c.nr); |
| 4085 | |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 4086 | /* shutdown everything (DMA+IRQs) */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4087 | btand(~15, BT848_GPIO_DMA_CTL); |
| 4088 | btwrite(0, BT848_INT_MASK); |
| 4089 | btwrite(~0x0, BT848_INT_STAT); |
| 4090 | btwrite(0x0, BT848_GPIO_OUT_EN); |
| 4091 | if (bttv_gpio) |
| 4092 | bttv_gpio_tracking(btv,"cleanup"); |
| 4093 | |
| 4094 | /* tell gpio modules we are leaving ... */ |
| 4095 | btv->shutdown=1; |
| 4096 | wake_up(&btv->gpioq); |
Ricardo Cerqueira | 4abdfed | 2006-01-09 15:25:25 -0200 | [diff] [blame] | 4097 | bttv_input_fini(btv); |
Christopher Pascoe | 889aee8 | 2006-01-09 15:25:28 -0200 | [diff] [blame] | 4098 | bttv_sub_del_devices(&btv->c); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4099 | |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 4100 | /* unregister i2c_bus + input */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4101 | fini_bttv_i2c(btv); |
| 4102 | |
| 4103 | /* unregister video4linux */ |
| 4104 | bttv_unregister_video(btv); |
| 4105 | |
| 4106 | /* free allocated memory */ |
| 4107 | btcx_riscmem_free(btv->c.pci,&btv->main); |
| 4108 | |
| 4109 | /* free ressources */ |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 4110 | free_irq(btv->c.pci->irq,btv); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4111 | iounmap(btv->bt848_mmio); |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 4112 | release_mem_region(pci_resource_start(btv->c.pci,0), |
| 4113 | pci_resource_len(btv->c.pci,0)); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4114 | |
| 4115 | pci_set_drvdata(pci_dev, NULL); |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 4116 | return; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4117 | } |
| 4118 | |
| 4119 | static int bttv_suspend(struct pci_dev *pci_dev, pm_message_t state) |
| 4120 | { |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 4121 | struct bttv *btv = pci_get_drvdata(pci_dev); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4122 | struct bttv_buffer_set idle; |
| 4123 | unsigned long flags; |
| 4124 | |
Mauro Carvalho Chehab | 0f97a93 | 2005-09-09 13:04:05 -0700 | [diff] [blame] | 4125 | dprintk("bttv%d: suspend %d\n", btv->c.nr, state.event); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4126 | |
| 4127 | /* stop dma + irqs */ |
| 4128 | spin_lock_irqsave(&btv->s_lock,flags); |
| 4129 | memset(&idle, 0, sizeof(idle)); |
| 4130 | btv->state.video = btv->curr; |
| 4131 | btv->state.vbi = btv->cvbi; |
| 4132 | btv->state.loop_irq = btv->loop_irq; |
| 4133 | btv->curr = idle; |
| 4134 | btv->loop_irq = 0; |
| 4135 | bttv_buffer_activate_video(btv, &idle); |
| 4136 | bttv_buffer_activate_vbi(btv, NULL); |
| 4137 | bttv_set_dma(btv, 0); |
| 4138 | btwrite(0, BT848_INT_MASK); |
| 4139 | spin_unlock_irqrestore(&btv->s_lock,flags); |
| 4140 | |
| 4141 | /* save bt878 state */ |
| 4142 | btv->state.gpio_enable = btread(BT848_GPIO_OUT_EN); |
| 4143 | btv->state.gpio_data = gpio_read(); |
| 4144 | |
| 4145 | /* save pci state */ |
| 4146 | pci_save_state(pci_dev); |
| 4147 | if (0 != pci_set_power_state(pci_dev, pci_choose_state(pci_dev, state))) { |
| 4148 | pci_disable_device(pci_dev); |
| 4149 | btv->state.disabled = 1; |
| 4150 | } |
| 4151 | return 0; |
| 4152 | } |
| 4153 | |
| 4154 | static int bttv_resume(struct pci_dev *pci_dev) |
| 4155 | { |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 4156 | struct bttv *btv = pci_get_drvdata(pci_dev); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4157 | unsigned long flags; |
Mauro Carvalho Chehab | 08adb9e | 2005-09-09 13:03:55 -0700 | [diff] [blame] | 4158 | int err; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4159 | |
| 4160 | dprintk("bttv%d: resume\n", btv->c.nr); |
| 4161 | |
| 4162 | /* restore pci state */ |
| 4163 | if (btv->state.disabled) { |
Mauro Carvalho Chehab | 08adb9e | 2005-09-09 13:03:55 -0700 | [diff] [blame] | 4164 | err=pci_enable_device(pci_dev); |
| 4165 | if (err) { |
| 4166 | printk(KERN_WARNING "bttv%d: Can't enable device.\n", |
| 4167 | btv->c.nr); |
| 4168 | return err; |
| 4169 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4170 | btv->state.disabled = 0; |
| 4171 | } |
Mauro Carvalho Chehab | 08adb9e | 2005-09-09 13:03:55 -0700 | [diff] [blame] | 4172 | err=pci_set_power_state(pci_dev, PCI_D0); |
| 4173 | if (err) { |
| 4174 | pci_disable_device(pci_dev); |
| 4175 | printk(KERN_WARNING "bttv%d: Can't enable device.\n", |
| 4176 | btv->c.nr); |
| 4177 | btv->state.disabled = 1; |
| 4178 | return err; |
| 4179 | } |
| 4180 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4181 | pci_restore_state(pci_dev); |
| 4182 | |
| 4183 | /* restore bt878 state */ |
| 4184 | bttv_reinit_bt848(btv); |
| 4185 | gpio_inout(0xffffff, btv->state.gpio_enable); |
| 4186 | gpio_write(btv->state.gpio_data); |
| 4187 | |
| 4188 | /* restart dma */ |
| 4189 | spin_lock_irqsave(&btv->s_lock,flags); |
| 4190 | btv->curr = btv->state.video; |
| 4191 | btv->cvbi = btv->state.vbi; |
| 4192 | btv->loop_irq = btv->state.loop_irq; |
| 4193 | bttv_buffer_activate_video(btv, &btv->curr); |
| 4194 | bttv_buffer_activate_vbi(btv, btv->cvbi); |
| 4195 | bttv_set_dma(btv, 0); |
| 4196 | spin_unlock_irqrestore(&btv->s_lock,flags); |
| 4197 | return 0; |
| 4198 | } |
| 4199 | |
| 4200 | static struct pci_device_id bttv_pci_tbl[] = { |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 4201 | {PCI_VENDOR_ID_BROOKTREE, PCI_DEVICE_ID_BT848, |
| 4202 | PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4203 | {PCI_VENDOR_ID_BROOKTREE, PCI_DEVICE_ID_BT849, |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 4204 | PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4205 | {PCI_VENDOR_ID_BROOKTREE, PCI_DEVICE_ID_BT878, |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 4206 | PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4207 | {PCI_VENDOR_ID_BROOKTREE, PCI_DEVICE_ID_BT879, |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 4208 | PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, |
| 4209 | {0,} |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4210 | }; |
| 4211 | |
| 4212 | MODULE_DEVICE_TABLE(pci, bttv_pci_tbl); |
| 4213 | |
| 4214 | static struct pci_driver bttv_pci_driver = { |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 4215 | .name = "bttv", |
| 4216 | .id_table = bttv_pci_tbl, |
| 4217 | .probe = bttv_probe, |
| 4218 | .remove = __devexit_p(bttv_remove), |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4219 | .suspend = bttv_suspend, |
| 4220 | .resume = bttv_resume, |
| 4221 | }; |
| 4222 | |
| 4223 | static int bttv_init_module(void) |
| 4224 | { |
| 4225 | bttv_num = 0; |
| 4226 | |
| 4227 | printk(KERN_INFO "bttv: driver version %d.%d.%d loaded\n", |
| 4228 | (BTTV_VERSION_CODE >> 16) & 0xff, |
| 4229 | (BTTV_VERSION_CODE >> 8) & 0xff, |
| 4230 | BTTV_VERSION_CODE & 0xff); |
| 4231 | #ifdef SNAPSHOT |
| 4232 | printk(KERN_INFO "bttv: snapshot date %04d-%02d-%02d\n", |
| 4233 | SNAPSHOT/10000, (SNAPSHOT/100)%100, SNAPSHOT%100); |
| 4234 | #endif |
| 4235 | if (gbuffers < 2 || gbuffers > VIDEO_MAX_FRAME) |
| 4236 | gbuffers = 2; |
| 4237 | if (gbufsize < 0 || gbufsize > BTTV_MAX_FBUF) |
| 4238 | gbufsize = BTTV_MAX_FBUF; |
| 4239 | gbufsize = (gbufsize + PAGE_SIZE - 1) & PAGE_MASK; |
| 4240 | if (bttv_verbose) |
| 4241 | printk(KERN_INFO "bttv: using %d buffers with %dk (%d pages) each for capture\n", |
| 4242 | gbuffers, gbufsize >> 10, gbufsize >> PAGE_SHIFT); |
| 4243 | |
| 4244 | bttv_check_chipset(); |
| 4245 | |
| 4246 | bus_register(&bttv_sub_bus_type); |
Otavio Salvador | 2304759 | 2006-01-09 15:25:17 -0200 | [diff] [blame] | 4247 | return pci_register_driver(&bttv_pci_driver); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4248 | } |
| 4249 | |
| 4250 | static void bttv_cleanup_module(void) |
| 4251 | { |
| 4252 | pci_unregister_driver(&bttv_pci_driver); |
| 4253 | bus_unregister(&bttv_sub_bus_type); |
| 4254 | return; |
| 4255 | } |
| 4256 | |
| 4257 | module_init(bttv_init_module); |
| 4258 | module_exit(bttv_cleanup_module); |
| 4259 | |
| 4260 | /* |
| 4261 | * Local variables: |
| 4262 | * c-basic-offset: 8 |
| 4263 | * End: |
| 4264 | */ |