Root/
Source at commit 03b1930efd3c2320b1dcba76c8af15f7e454919d created 14 years 4 days ago. By Hans Verkuil, V4L/DVB: saa7146: fix regression of the av7110/budget-av driver | |
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1 | /* |
2 | hexium_orion.c - v4l2 driver for the Hexium Orion frame grabber cards |
3 | |
4 | Visit http://www.mihu.de/linux/saa7146/ and follow the link |
5 | to "hexium" for further details about this card. |
6 | |
7 | Copyright (C) 2003 Michael Hunold <michael@mihu.de> |
8 | |
9 | This program is free software; you can redistribute it and/or modify |
10 | it under the terms of the GNU General Public License as published by |
11 | the Free Software Foundation; either version 2 of the License, or |
12 | (at your option) any later version. |
13 | |
14 | This program is distributed in the hope that it will be useful, |
15 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
16 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
17 | GNU General Public License for more details. |
18 | |
19 | You should have received a copy of the GNU General Public License |
20 | along with this program; if not, write to the Free Software |
21 | Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
22 | */ |
23 | |
24 | #define DEBUG_VARIABLE debug |
25 | |
26 | #include <media/saa7146_vv.h> |
27 | |
28 | static int debug; |
29 | module_param(debug, int, 0); |
30 | MODULE_PARM_DESC(debug, "debug verbosity"); |
31 | |
32 | /* global variables */ |
33 | static int hexium_num; |
34 | |
35 | #define HEXIUM_HV_PCI6_ORION 1 |
36 | #define HEXIUM_ORION_1SVHS_3BNC 2 |
37 | #define HEXIUM_ORION_4BNC 3 |
38 | |
39 | #define HEXIUM_INPUTS 9 |
40 | static struct v4l2_input hexium_inputs[HEXIUM_INPUTS] = { |
41 | { 0, "CVBS 1", V4L2_INPUT_TYPE_CAMERA, 2, 0, V4L2_STD_PAL_BG|V4L2_STD_NTSC_M, 0 }, |
42 | { 1, "CVBS 2", V4L2_INPUT_TYPE_CAMERA, 2, 0, V4L2_STD_PAL_BG|V4L2_STD_NTSC_M, 0 }, |
43 | { 2, "CVBS 3", V4L2_INPUT_TYPE_CAMERA, 2, 0, V4L2_STD_PAL_BG|V4L2_STD_NTSC_M, 0 }, |
44 | { 3, "CVBS 4", V4L2_INPUT_TYPE_CAMERA, 2, 0, V4L2_STD_PAL_BG|V4L2_STD_NTSC_M, 0 }, |
45 | { 4, "CVBS 5", V4L2_INPUT_TYPE_CAMERA, 2, 0, V4L2_STD_PAL_BG|V4L2_STD_NTSC_M, 0 }, |
46 | { 5, "CVBS 6", V4L2_INPUT_TYPE_CAMERA, 2, 0, V4L2_STD_PAL_BG|V4L2_STD_NTSC_M, 0 }, |
47 | { 6, "Y/C 1", V4L2_INPUT_TYPE_CAMERA, 2, 0, V4L2_STD_PAL_BG|V4L2_STD_NTSC_M, 0 }, |
48 | { 7, "Y/C 2", V4L2_INPUT_TYPE_CAMERA, 2, 0, V4L2_STD_PAL_BG|V4L2_STD_NTSC_M, 0 }, |
49 | { 8, "Y/C 3", V4L2_INPUT_TYPE_CAMERA, 2, 0, V4L2_STD_PAL_BG|V4L2_STD_NTSC_M, 0 }, |
50 | }; |
51 | |
52 | #define HEXIUM_AUDIOS 0 |
53 | |
54 | struct hexium_data |
55 | { |
56 | s8 adr; |
57 | u8 byte; |
58 | }; |
59 | |
60 | struct hexium |
61 | { |
62 | int type; |
63 | struct video_device *video_dev; |
64 | struct i2c_adapter i2c_adapter; |
65 | |
66 | int cur_input; /* current input */ |
67 | }; |
68 | |
69 | /* Philips SAA7110 decoder default registers */ |
70 | static u8 hexium_saa7110[53]={ |
71 | /*00*/ 0x4C,0x3C,0x0D,0xEF,0xBD,0xF0,0x00,0x00, |
72 | /*08*/ 0xF8,0xF8,0x60,0x60,0x40,0x86,0x18,0x90, |
73 | /*10*/ 0x00,0x2C,0x40,0x46,0x42,0x1A,0xFF,0xDA, |
74 | /*18*/ 0xF0,0x8B,0x00,0x00,0x00,0x00,0x00,0x00, |
75 | /*20*/ 0xD9,0x17,0x40,0x41,0x80,0x41,0x80,0x4F, |
76 | /*28*/ 0xFE,0x01,0x0F,0x0F,0x03,0x01,0x81,0x03, |
77 | /*30*/ 0x44,0x75,0x01,0x8C,0x03 |
78 | }; |
79 | |
80 | static struct { |
81 | struct hexium_data data[8]; |
82 | } hexium_input_select[] = { |
83 | { |
84 | { /* cvbs 1 */ |
85 | { 0x06, 0x00 }, |
86 | { 0x20, 0xD9 }, |
87 | { 0x21, 0x17 }, // 0x16, |
88 | { 0x22, 0x40 }, |
89 | { 0x2C, 0x03 }, |
90 | { 0x30, 0x44 }, |
91 | { 0x31, 0x75 }, // ?? |
92 | { 0x21, 0x16 }, // 0x03, |
93 | } |
94 | }, { |
95 | { /* cvbs 2 */ |
96 | { 0x06, 0x00 }, |
97 | { 0x20, 0x78 }, |
98 | { 0x21, 0x07 }, // 0x03, |
99 | { 0x22, 0xD2 }, |
100 | { 0x2C, 0x83 }, |
101 | { 0x30, 0x60 }, |
102 | { 0x31, 0xB5 }, // ? |
103 | { 0x21, 0x03 }, |
104 | } |
105 | }, { |
106 | { /* cvbs 3 */ |
107 | { 0x06, 0x00 }, |
108 | { 0x20, 0xBA }, |
109 | { 0x21, 0x07 }, // 0x05, |
110 | { 0x22, 0x91 }, |
111 | { 0x2C, 0x03 }, |
112 | { 0x30, 0x60 }, |
113 | { 0x31, 0xB5 }, // ?? |
114 | { 0x21, 0x05 }, // 0x03, |
115 | } |
116 | }, { |
117 | { /* cvbs 4 */ |
118 | { 0x06, 0x00 }, |
119 | { 0x20, 0xD8 }, |
120 | { 0x21, 0x17 }, // 0x16, |
121 | { 0x22, 0x40 }, |
122 | { 0x2C, 0x03 }, |
123 | { 0x30, 0x44 }, |
124 | { 0x31, 0x75 }, // ?? |
125 | { 0x21, 0x16 }, // 0x03, |
126 | } |
127 | }, { |
128 | { /* cvbs 5 */ |
129 | { 0x06, 0x00 }, |
130 | { 0x20, 0xB8 }, |
131 | { 0x21, 0x07 }, // 0x05, |
132 | { 0x22, 0x91 }, |
133 | { 0x2C, 0x03 }, |
134 | { 0x30, 0x60 }, |
135 | { 0x31, 0xB5 }, // ?? |
136 | { 0x21, 0x05 }, // 0x03, |
137 | } |
138 | }, { |
139 | { /* cvbs 6 */ |
140 | { 0x06, 0x00 }, |
141 | { 0x20, 0x7C }, |
142 | { 0x21, 0x07 }, // 0x03 |
143 | { 0x22, 0xD2 }, |
144 | { 0x2C, 0x83 }, |
145 | { 0x30, 0x60 }, |
146 | { 0x31, 0xB5 }, // ?? |
147 | { 0x21, 0x03 }, |
148 | } |
149 | }, { |
150 | { /* y/c 1 */ |
151 | { 0x06, 0x80 }, |
152 | { 0x20, 0x59 }, |
153 | { 0x21, 0x17 }, |
154 | { 0x22, 0x42 }, |
155 | { 0x2C, 0xA3 }, |
156 | { 0x30, 0x44 }, |
157 | { 0x31, 0x75 }, |
158 | { 0x21, 0x12 }, |
159 | } |
160 | }, { |
161 | { /* y/c 2 */ |
162 | { 0x06, 0x80 }, |
163 | { 0x20, 0x9A }, |
164 | { 0x21, 0x17 }, |
165 | { 0x22, 0xB1 }, |
166 | { 0x2C, 0x13 }, |
167 | { 0x30, 0x60 }, |
168 | { 0x31, 0xB5 }, |
169 | { 0x21, 0x14 }, |
170 | } |
171 | }, { |
172 | { /* y/c 3 */ |
173 | { 0x06, 0x80 }, |
174 | { 0x20, 0x3C }, |
175 | { 0x21, 0x27 }, |
176 | { 0x22, 0xC1 }, |
177 | { 0x2C, 0x23 }, |
178 | { 0x30, 0x44 }, |
179 | { 0x31, 0x75 }, |
180 | { 0x21, 0x21 }, |
181 | } |
182 | } |
183 | }; |
184 | |
185 | static struct saa7146_standard hexium_standards[] = { |
186 | { |
187 | .name = "PAL", .id = V4L2_STD_PAL, |
188 | .v_offset = 16, .v_field = 288, |
189 | .h_offset = 1, .h_pixels = 680, |
190 | .v_max_out = 576, .h_max_out = 768, |
191 | }, { |
192 | .name = "NTSC", .id = V4L2_STD_NTSC, |
193 | .v_offset = 16, .v_field = 240, |
194 | .h_offset = 1, .h_pixels = 640, |
195 | .v_max_out = 480, .h_max_out = 640, |
196 | }, { |
197 | .name = "SECAM", .id = V4L2_STD_SECAM, |
198 | .v_offset = 16, .v_field = 288, |
199 | .h_offset = 1, .h_pixels = 720, |
200 | .v_max_out = 576, .h_max_out = 768, |
201 | } |
202 | }; |
203 | |
204 | /* this is only called for old HV-PCI6/Orion cards |
205 | without eeprom */ |
206 | static int hexium_probe(struct saa7146_dev *dev) |
207 | { |
208 | struct hexium *hexium = NULL; |
209 | union i2c_smbus_data data; |
210 | int err = 0; |
211 | |
212 | DEB_EE((".\n")); |
213 | |
214 | /* there are no hexium orion cards with revision 0 saa7146s */ |
215 | if (0 == dev->revision) { |
216 | return -EFAULT; |
217 | } |
218 | |
219 | hexium = kzalloc(sizeof(struct hexium), GFP_KERNEL); |
220 | if (NULL == hexium) { |
221 | printk("hexium_orion: hexium_probe: not enough kernel memory.\n"); |
222 | return -ENOMEM; |
223 | } |
224 | |
225 | /* enable i2c-port pins */ |
226 | saa7146_write(dev, MC1, (MASK_08 | MASK_24 | MASK_10 | MASK_26)); |
227 | |
228 | saa7146_write(dev, DD1_INIT, 0x01000100); |
229 | saa7146_write(dev, DD1_STREAM_B, 0x00000000); |
230 | saa7146_write(dev, MC2, (MASK_09 | MASK_25 | MASK_10 | MASK_26)); |
231 | |
232 | hexium->i2c_adapter = (struct i2c_adapter) { |
233 | .class = I2C_CLASS_TV_ANALOG, |
234 | .name = "hexium orion", |
235 | }; |
236 | saa7146_i2c_adapter_prepare(dev, &hexium->i2c_adapter, SAA7146_I2C_BUS_BIT_RATE_480); |
237 | if (i2c_add_adapter(&hexium->i2c_adapter) < 0) { |
238 | DEB_S(("cannot register i2c-device. skipping.\n")); |
239 | kfree(hexium); |
240 | return -EFAULT; |
241 | } |
242 | |
243 | /* set SAA7110 control GPIO 0 */ |
244 | saa7146_setgpio(dev, 0, SAA7146_GPIO_OUTHI); |
245 | /* set HWControl GPIO number 2 */ |
246 | saa7146_setgpio(dev, 2, SAA7146_GPIO_OUTHI); |
247 | |
248 | mdelay(10); |
249 | |
250 | /* detect newer Hexium Orion cards by subsystem ids */ |
251 | if (0x17c8 == dev->pci->subsystem_vendor && 0x0101 == dev->pci->subsystem_device) { |
252 | printk("hexium_orion: device is a Hexium Orion w/ 1 SVHS + 3 BNC inputs.\n"); |
253 | /* we store the pointer in our private data field */ |
254 | dev->ext_priv = hexium; |
255 | hexium->type = HEXIUM_ORION_1SVHS_3BNC; |
256 | return 0; |
257 | } |
258 | |
259 | if (0x17c8 == dev->pci->subsystem_vendor && 0x2101 == dev->pci->subsystem_device) { |
260 | printk("hexium_orion: device is a Hexium Orion w/ 4 BNC inputs.\n"); |
261 | /* we store the pointer in our private data field */ |
262 | dev->ext_priv = hexium; |
263 | hexium->type = HEXIUM_ORION_4BNC; |
264 | return 0; |
265 | } |
266 | |
267 | /* check if this is an old hexium Orion card by looking at |
268 | a saa7110 at address 0x4e */ |
269 | if (0 == (err = i2c_smbus_xfer(&hexium->i2c_adapter, 0x4e, 0, I2C_SMBUS_READ, 0x00, I2C_SMBUS_BYTE_DATA, &data))) { |
270 | printk("hexium_orion: device is a Hexium HV-PCI6/Orion (old).\n"); |
271 | /* we store the pointer in our private data field */ |
272 | dev->ext_priv = hexium; |
273 | hexium->type = HEXIUM_HV_PCI6_ORION; |
274 | return 0; |
275 | } |
276 | |
277 | i2c_del_adapter(&hexium->i2c_adapter); |
278 | kfree(hexium); |
279 | return -EFAULT; |
280 | } |
281 | |
282 | /* bring hardware to a sane state. this has to be done, just in case someone |
283 | wants to capture from this device before it has been properly initialized. |
284 | the capture engine would badly fail, because no valid signal arrives on the |
285 | saa7146, thus leading to timeouts and stuff. */ |
286 | static int hexium_init_done(struct saa7146_dev *dev) |
287 | { |
288 | struct hexium *hexium = (struct hexium *) dev->ext_priv; |
289 | union i2c_smbus_data data; |
290 | int i = 0; |
291 | |
292 | DEB_D(("hexium_init_done called.\n")); |
293 | |
294 | /* initialize the helper ics to useful values */ |
295 | for (i = 0; i < sizeof(hexium_saa7110); i++) { |
296 | data.byte = hexium_saa7110[i]; |
297 | if (0 != i2c_smbus_xfer(&hexium->i2c_adapter, 0x4e, 0, I2C_SMBUS_WRITE, i, I2C_SMBUS_BYTE_DATA, &data)) { |
298 | printk("hexium_orion: failed for address 0x%02x\n", i); |
299 | } |
300 | } |
301 | |
302 | return 0; |
303 | } |
304 | |
305 | static int hexium_set_input(struct hexium *hexium, int input) |
306 | { |
307 | union i2c_smbus_data data; |
308 | int i = 0; |
309 | |
310 | DEB_D((".\n")); |
311 | |
312 | for (i = 0; i < 8; i++) { |
313 | int adr = hexium_input_select[input].data[i].adr; |
314 | data.byte = hexium_input_select[input].data[i].byte; |
315 | if (0 != i2c_smbus_xfer(&hexium->i2c_adapter, 0x4e, 0, I2C_SMBUS_WRITE, adr, I2C_SMBUS_BYTE_DATA, &data)) { |
316 | return -1; |
317 | } |
318 | printk("%d: 0x%02x => 0x%02x\n",input, adr,data.byte); |
319 | } |
320 | |
321 | return 0; |
322 | } |
323 | |
324 | static int vidioc_enum_input(struct file *file, void *fh, struct v4l2_input *i) |
325 | { |
326 | DEB_EE(("VIDIOC_ENUMINPUT %d.\n", i->index)); |
327 | |
328 | if (i->index >= HEXIUM_INPUTS) |
329 | return -EINVAL; |
330 | |
331 | memcpy(i, &hexium_inputs[i->index], sizeof(struct v4l2_input)); |
332 | |
333 | DEB_D(("v4l2_ioctl: VIDIOC_ENUMINPUT %d.\n", i->index)); |
334 | return 0; |
335 | } |
336 | |
337 | static int vidioc_g_input(struct file *file, void *fh, unsigned int *input) |
338 | { |
339 | struct saa7146_dev *dev = ((struct saa7146_fh *)fh)->dev; |
340 | struct hexium *hexium = (struct hexium *) dev->ext_priv; |
341 | |
342 | *input = hexium->cur_input; |
343 | |
344 | DEB_D(("VIDIOC_G_INPUT: %d\n", *input)); |
345 | return 0; |
346 | } |
347 | |
348 | static int vidioc_s_input(struct file *file, void *fh, unsigned int input) |
349 | { |
350 | struct saa7146_dev *dev = ((struct saa7146_fh *)fh)->dev; |
351 | struct hexium *hexium = (struct hexium *) dev->ext_priv; |
352 | |
353 | if (input >= HEXIUM_INPUTS) |
354 | return -EINVAL; |
355 | |
356 | hexium->cur_input = input; |
357 | hexium_set_input(hexium, input); |
358 | |
359 | return 0; |
360 | } |
361 | |
362 | static struct saa7146_ext_vv vv_data; |
363 | |
364 | /* this function only gets called when the probing was successful */ |
365 | static int hexium_attach(struct saa7146_dev *dev, struct saa7146_pci_extension_data *info) |
366 | { |
367 | struct hexium *hexium = (struct hexium *) dev->ext_priv; |
368 | |
369 | DEB_EE((".\n")); |
370 | |
371 | saa7146_vv_init(dev, &vv_data); |
372 | vv_data.ops.vidioc_enum_input = vidioc_enum_input; |
373 | vv_data.ops.vidioc_g_input = vidioc_g_input; |
374 | vv_data.ops.vidioc_s_input = vidioc_s_input; |
375 | if (0 != saa7146_register_device(&hexium->video_dev, dev, "hexium orion", VFL_TYPE_GRABBER)) { |
376 | printk("hexium_orion: cannot register capture v4l2 device. skipping.\n"); |
377 | return -1; |
378 | } |
379 | |
380 | printk("hexium_orion: found 'hexium orion' frame grabber-%d.\n", hexium_num); |
381 | hexium_num++; |
382 | |
383 | /* the rest */ |
384 | hexium->cur_input = 0; |
385 | hexium_init_done(dev); |
386 | |
387 | return 0; |
388 | } |
389 | |
390 | static int hexium_detach(struct saa7146_dev *dev) |
391 | { |
392 | struct hexium *hexium = (struct hexium *) dev->ext_priv; |
393 | |
394 | DEB_EE(("dev:%p\n", dev)); |
395 | |
396 | saa7146_unregister_device(&hexium->video_dev, dev); |
397 | saa7146_vv_release(dev); |
398 | |
399 | hexium_num--; |
400 | |
401 | i2c_del_adapter(&hexium->i2c_adapter); |
402 | kfree(hexium); |
403 | return 0; |
404 | } |
405 | |
406 | static int std_callback(struct saa7146_dev *dev, struct saa7146_standard *std) |
407 | { |
408 | return 0; |
409 | } |
410 | |
411 | static struct saa7146_extension extension; |
412 | |
413 | static struct saa7146_pci_extension_data hexium_hv_pci6 = { |
414 | .ext_priv = "Hexium HV-PCI6 / Orion", |
415 | .ext = &extension, |
416 | }; |
417 | |
418 | static struct saa7146_pci_extension_data hexium_orion_1svhs_3bnc = { |
419 | .ext_priv = "Hexium HV-PCI6 / Orion (1 SVHS/3 BNC)", |
420 | .ext = &extension, |
421 | }; |
422 | |
423 | static struct saa7146_pci_extension_data hexium_orion_4bnc = { |
424 | .ext_priv = "Hexium HV-PCI6 / Orion (4 BNC)", |
425 | .ext = &extension, |
426 | }; |
427 | |
428 | static struct pci_device_id pci_tbl[] = { |
429 | { |
430 | .vendor = PCI_VENDOR_ID_PHILIPS, |
431 | .device = PCI_DEVICE_ID_PHILIPS_SAA7146, |
432 | .subvendor = 0x0000, |
433 | .subdevice = 0x0000, |
434 | .driver_data = (unsigned long) &hexium_hv_pci6, |
435 | }, |
436 | { |
437 | .vendor = PCI_VENDOR_ID_PHILIPS, |
438 | .device = PCI_DEVICE_ID_PHILIPS_SAA7146, |
439 | .subvendor = 0x17c8, |
440 | .subdevice = 0x0101, |
441 | .driver_data = (unsigned long) &hexium_orion_1svhs_3bnc, |
442 | }, |
443 | { |
444 | .vendor = PCI_VENDOR_ID_PHILIPS, |
445 | .device = PCI_DEVICE_ID_PHILIPS_SAA7146, |
446 | .subvendor = 0x17c8, |
447 | .subdevice = 0x2101, |
448 | .driver_data = (unsigned long) &hexium_orion_4bnc, |
449 | }, |
450 | { |
451 | .vendor = 0, |
452 | } |
453 | }; |
454 | |
455 | MODULE_DEVICE_TABLE(pci, pci_tbl); |
456 | |
457 | static struct saa7146_ext_vv vv_data = { |
458 | .inputs = HEXIUM_INPUTS, |
459 | .capabilities = 0, |
460 | .stds = &hexium_standards[0], |
461 | .num_stds = sizeof(hexium_standards) / sizeof(struct saa7146_standard), |
462 | .std_callback = &std_callback, |
463 | }; |
464 | |
465 | static struct saa7146_extension extension = { |
466 | .name = "hexium HV-PCI6 Orion", |
467 | .flags = 0, // SAA7146_USE_I2C_IRQ, |
468 | |
469 | .pci_tbl = &pci_tbl[0], |
470 | .module = THIS_MODULE, |
471 | |
472 | .probe = hexium_probe, |
473 | .attach = hexium_attach, |
474 | .detach = hexium_detach, |
475 | |
476 | .irq_mask = 0, |
477 | .irq_func = NULL, |
478 | }; |
479 | |
480 | static int __init hexium_init_module(void) |
481 | { |
482 | if (0 != saa7146_register_extension(&extension)) { |
483 | DEB_S(("failed to register extension.\n")); |
484 | return -ENODEV; |
485 | } |
486 | |
487 | return 0; |
488 | } |
489 | |
490 | static void __exit hexium_cleanup_module(void) |
491 | { |
492 | saa7146_unregister_extension(&extension); |
493 | } |
494 | |
495 | module_init(hexium_init_module); |
496 | module_exit(hexium_cleanup_module); |
497 | |
498 | MODULE_DESCRIPTION("video4linux-2 driver for Hexium Orion frame grabber cards"); |
499 | MODULE_AUTHOR("Michael Hunold <michael@mihu.de>"); |
500 | MODULE_LICENSE("GPL"); |
501 |
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