Commit | Line | Data |
---|---|---|
1da177e4 LT |
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. | |
a8733ca5 | 6 | |
1da177e4 LT |
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 | ||
44d0b80e JP |
24 | #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt |
25 | ||
1da177e4 LT |
26 | #define DEBUG_VARIABLE debug |
27 | ||
28 | #include <media/saa7146_vv.h> | |
7a707b89 | 29 | #include <linux/module.h> |
1da177e4 | 30 | |
ff699e6b | 31 | static int debug; |
1da177e4 LT |
32 | module_param(debug, int, 0); |
33 | MODULE_PARM_DESC(debug, "debug verbosity"); | |
34 | ||
35 | /* global variables */ | |
ff699e6b | 36 | static int hexium_num; |
1da177e4 LT |
37 | |
38 | #define HEXIUM_HV_PCI6_ORION 1 | |
39 | #define HEXIUM_ORION_1SVHS_3BNC 2 | |
40 | #define HEXIUM_ORION_4BNC 3 | |
41 | ||
42 | #define HEXIUM_INPUTS 9 | |
43 | static struct v4l2_input hexium_inputs[HEXIUM_INPUTS] = { | |
fa0fcf46 HV |
44 | { 0, "CVBS 1", V4L2_INPUT_TYPE_CAMERA, 0, 0, V4L2_STD_ALL, 0, V4L2_IN_CAP_STD }, |
45 | { 1, "CVBS 2", V4L2_INPUT_TYPE_CAMERA, 0, 0, V4L2_STD_ALL, 0, V4L2_IN_CAP_STD }, | |
46 | { 2, "CVBS 3", V4L2_INPUT_TYPE_CAMERA, 0, 0, V4L2_STD_ALL, 0, V4L2_IN_CAP_STD }, | |
47 | { 3, "CVBS 4", V4L2_INPUT_TYPE_CAMERA, 0, 0, V4L2_STD_ALL, 0, V4L2_IN_CAP_STD }, | |
48 | { 4, "CVBS 5", V4L2_INPUT_TYPE_CAMERA, 0, 0, V4L2_STD_ALL, 0, V4L2_IN_CAP_STD }, | |
49 | { 5, "CVBS 6", V4L2_INPUT_TYPE_CAMERA, 0, 0, V4L2_STD_ALL, 0, V4L2_IN_CAP_STD }, | |
50 | { 6, "Y/C 1", V4L2_INPUT_TYPE_CAMERA, 0, 0, V4L2_STD_ALL, 0, V4L2_IN_CAP_STD }, | |
51 | { 7, "Y/C 2", V4L2_INPUT_TYPE_CAMERA, 0, 0, V4L2_STD_ALL, 0, V4L2_IN_CAP_STD }, | |
52 | { 8, "Y/C 3", V4L2_INPUT_TYPE_CAMERA, 0, 0, V4L2_STD_ALL, 0, V4L2_IN_CAP_STD }, | |
1da177e4 LT |
53 | }; |
54 | ||
55 | #define HEXIUM_AUDIOS 0 | |
56 | ||
57 | struct hexium_data | |
58 | { | |
59 | s8 adr; | |
60 | u8 byte; | |
61 | }; | |
62 | ||
1da177e4 LT |
63 | struct hexium |
64 | { | |
65 | int type; | |
66 | struct video_device *video_dev; | |
a8733ca5 | 67 | struct i2c_adapter i2c_adapter; |
1da177e4 LT |
68 | |
69 | int cur_input; /* current input */ | |
70 | }; | |
71 | ||
72 | /* Philips SAA7110 decoder default registers */ | |
73 | static u8 hexium_saa7110[53]={ | |
74 | /*00*/ 0x4C,0x3C,0x0D,0xEF,0xBD,0xF0,0x00,0x00, | |
75 | /*08*/ 0xF8,0xF8,0x60,0x60,0x40,0x86,0x18,0x90, | |
76 | /*10*/ 0x00,0x2C,0x40,0x46,0x42,0x1A,0xFF,0xDA, | |
77 | /*18*/ 0xF0,0x8B,0x00,0x00,0x00,0x00,0x00,0x00, | |
78 | /*20*/ 0xD9,0x17,0x40,0x41,0x80,0x41,0x80,0x4F, | |
79 | /*28*/ 0xFE,0x01,0x0F,0x0F,0x03,0x01,0x81,0x03, | |
80 | /*30*/ 0x44,0x75,0x01,0x8C,0x03 | |
81 | }; | |
82 | ||
83 | static struct { | |
a8733ca5 | 84 | struct hexium_data data[8]; |
1da177e4 LT |
85 | } hexium_input_select[] = { |
86 | { | |
87 | { /* cvbs 1 */ | |
88 | { 0x06, 0x00 }, | |
89 | { 0x20, 0xD9 }, | |
90 | { 0x21, 0x17 }, // 0x16, | |
91 | { 0x22, 0x40 }, | |
92 | { 0x2C, 0x03 }, | |
93 | { 0x30, 0x44 }, | |
94 | { 0x31, 0x75 }, // ?? | |
95 | { 0x21, 0x16 }, // 0x03, | |
96 | } | |
97 | }, { | |
98 | { /* cvbs 2 */ | |
99 | { 0x06, 0x00 }, | |
100 | { 0x20, 0x78 }, | |
101 | { 0x21, 0x07 }, // 0x03, | |
102 | { 0x22, 0xD2 }, | |
103 | { 0x2C, 0x83 }, | |
104 | { 0x30, 0x60 }, | |
105 | { 0x31, 0xB5 }, // ? | |
106 | { 0x21, 0x03 }, | |
107 | } | |
108 | }, { | |
109 | { /* cvbs 3 */ | |
110 | { 0x06, 0x00 }, | |
111 | { 0x20, 0xBA }, | |
112 | { 0x21, 0x07 }, // 0x05, | |
113 | { 0x22, 0x91 }, | |
114 | { 0x2C, 0x03 }, | |
115 | { 0x30, 0x60 }, | |
116 | { 0x31, 0xB5 }, // ?? | |
117 | { 0x21, 0x05 }, // 0x03, | |
118 | } | |
119 | }, { | |
120 | { /* cvbs 4 */ | |
121 | { 0x06, 0x00 }, | |
122 | { 0x20, 0xD8 }, | |
123 | { 0x21, 0x17 }, // 0x16, | |
124 | { 0x22, 0x40 }, | |
125 | { 0x2C, 0x03 }, | |
126 | { 0x30, 0x44 }, | |
127 | { 0x31, 0x75 }, // ?? | |
128 | { 0x21, 0x16 }, // 0x03, | |
129 | } | |
130 | }, { | |
131 | { /* cvbs 5 */ | |
132 | { 0x06, 0x00 }, | |
133 | { 0x20, 0xB8 }, | |
134 | { 0x21, 0x07 }, // 0x05, | |
135 | { 0x22, 0x91 }, | |
136 | { 0x2C, 0x03 }, | |
137 | { 0x30, 0x60 }, | |
138 | { 0x31, 0xB5 }, // ?? | |
139 | { 0x21, 0x05 }, // 0x03, | |
140 | } | |
141 | }, { | |
142 | { /* cvbs 6 */ | |
143 | { 0x06, 0x00 }, | |
144 | { 0x20, 0x7C }, | |
145 | { 0x21, 0x07 }, // 0x03 | |
146 | { 0x22, 0xD2 }, | |
147 | { 0x2C, 0x83 }, | |
148 | { 0x30, 0x60 }, | |
149 | { 0x31, 0xB5 }, // ?? | |
150 | { 0x21, 0x03 }, | |
a8733ca5 | 151 | } |
1da177e4 LT |
152 | }, { |
153 | { /* y/c 1 */ | |
154 | { 0x06, 0x80 }, | |
155 | { 0x20, 0x59 }, | |
156 | { 0x21, 0x17 }, | |
157 | { 0x22, 0x42 }, | |
158 | { 0x2C, 0xA3 }, | |
159 | { 0x30, 0x44 }, | |
160 | { 0x31, 0x75 }, | |
161 | { 0x21, 0x12 }, | |
162 | } | |
163 | }, { | |
164 | { /* y/c 2 */ | |
165 | { 0x06, 0x80 }, | |
166 | { 0x20, 0x9A }, | |
167 | { 0x21, 0x17 }, | |
168 | { 0x22, 0xB1 }, | |
169 | { 0x2C, 0x13 }, | |
170 | { 0x30, 0x60 }, | |
171 | { 0x31, 0xB5 }, | |
172 | { 0x21, 0x14 }, | |
173 | } | |
174 | }, { | |
175 | { /* y/c 3 */ | |
176 | { 0x06, 0x80 }, | |
177 | { 0x20, 0x3C }, | |
178 | { 0x21, 0x27 }, | |
179 | { 0x22, 0xC1 }, | |
180 | { 0x2C, 0x23 }, | |
181 | { 0x30, 0x44 }, | |
182 | { 0x31, 0x75 }, | |
183 | { 0x21, 0x21 }, | |
184 | } | |
a8733ca5 | 185 | } |
1da177e4 LT |
186 | }; |
187 | ||
188 | static struct saa7146_standard hexium_standards[] = { | |
189 | { | |
190 | .name = "PAL", .id = V4L2_STD_PAL, | |
191 | .v_offset = 16, .v_field = 288, | |
192 | .h_offset = 1, .h_pixels = 680, | |
193 | .v_max_out = 576, .h_max_out = 768, | |
194 | }, { | |
195 | .name = "NTSC", .id = V4L2_STD_NTSC, | |
196 | .v_offset = 16, .v_field = 240, | |
197 | .h_offset = 1, .h_pixels = 640, | |
198 | .v_max_out = 480, .h_max_out = 640, | |
199 | }, { | |
200 | .name = "SECAM", .id = V4L2_STD_SECAM, | |
201 | .v_offset = 16, .v_field = 288, | |
202 | .h_offset = 1, .h_pixels = 720, | |
203 | .v_max_out = 576, .h_max_out = 768, | |
204 | } | |
a8733ca5 | 205 | }; |
1da177e4 LT |
206 | |
207 | /* this is only called for old HV-PCI6/Orion cards | |
208 | without eeprom */ | |
209 | static int hexium_probe(struct saa7146_dev *dev) | |
210 | { | |
211 | struct hexium *hexium = NULL; | |
212 | union i2c_smbus_data data; | |
213 | int err = 0; | |
214 | ||
44d0b80e | 215 | DEB_EE("\n"); |
1da177e4 LT |
216 | |
217 | /* there are no hexium orion cards with revision 0 saa7146s */ | |
218 | if (0 == dev->revision) { | |
219 | return -EFAULT; | |
220 | } | |
221 | ||
7408187d | 222 | hexium = kzalloc(sizeof(struct hexium), GFP_KERNEL); |
1da177e4 | 223 | if (NULL == hexium) { |
44d0b80e | 224 | pr_err("hexium_probe: not enough kernel memory\n"); |
1da177e4 LT |
225 | return -ENOMEM; |
226 | } | |
1da177e4 LT |
227 | |
228 | /* enable i2c-port pins */ | |
229 | saa7146_write(dev, MC1, (MASK_08 | MASK_24 | MASK_10 | MASK_26)); | |
230 | ||
231 | saa7146_write(dev, DD1_INIT, 0x01000100); | |
232 | saa7146_write(dev, DD1_STREAM_B, 0x00000000); | |
233 | saa7146_write(dev, MC2, (MASK_09 | MASK_25 | MASK_10 | MASK_26)); | |
234 | ||
235 | hexium->i2c_adapter = (struct i2c_adapter) { | |
1da177e4 LT |
236 | .name = "hexium orion", |
237 | }; | |
238 | saa7146_i2c_adapter_prepare(dev, &hexium->i2c_adapter, SAA7146_I2C_BUS_BIT_RATE_480); | |
239 | if (i2c_add_adapter(&hexium->i2c_adapter) < 0) { | |
44d0b80e | 240 | DEB_S("cannot register i2c-device. skipping.\n"); |
1da177e4 LT |
241 | kfree(hexium); |
242 | return -EFAULT; | |
243 | } | |
244 | ||
245 | /* set SAA7110 control GPIO 0 */ | |
246 | saa7146_setgpio(dev, 0, SAA7146_GPIO_OUTHI); | |
247 | /* set HWControl GPIO number 2 */ | |
248 | saa7146_setgpio(dev, 2, SAA7146_GPIO_OUTHI); | |
249 | ||
250 | mdelay(10); | |
251 | ||
252 | /* detect newer Hexium Orion cards by subsystem ids */ | |
253 | if (0x17c8 == dev->pci->subsystem_vendor && 0x0101 == dev->pci->subsystem_device) { | |
44d0b80e | 254 | pr_info("device is a Hexium Orion w/ 1 SVHS + 3 BNC inputs\n"); |
1da177e4 LT |
255 | /* we store the pointer in our private data field */ |
256 | dev->ext_priv = hexium; | |
257 | hexium->type = HEXIUM_ORION_1SVHS_3BNC; | |
258 | return 0; | |
259 | } | |
260 | ||
261 | if (0x17c8 == dev->pci->subsystem_vendor && 0x2101 == dev->pci->subsystem_device) { | |
44d0b80e | 262 | pr_info("device is a Hexium Orion w/ 4 BNC inputs\n"); |
1da177e4 LT |
263 | /* we store the pointer in our private data field */ |
264 | dev->ext_priv = hexium; | |
265 | hexium->type = HEXIUM_ORION_4BNC; | |
266 | return 0; | |
267 | } | |
268 | ||
a8733ca5 | 269 | /* check if this is an old hexium Orion card by looking at |
1da177e4 LT |
270 | a saa7110 at address 0x4e */ |
271 | if (0 == (err = i2c_smbus_xfer(&hexium->i2c_adapter, 0x4e, 0, I2C_SMBUS_READ, 0x00, I2C_SMBUS_BYTE_DATA, &data))) { | |
44d0b80e | 272 | pr_info("device is a Hexium HV-PCI6/Orion (old)\n"); |
1da177e4 LT |
273 | /* we store the pointer in our private data field */ |
274 | dev->ext_priv = hexium; | |
275 | hexium->type = HEXIUM_HV_PCI6_ORION; | |
276 | return 0; | |
277 | } | |
278 | ||
279 | i2c_del_adapter(&hexium->i2c_adapter); | |
280 | kfree(hexium); | |
281 | return -EFAULT; | |
282 | } | |
283 | ||
284 | /* bring hardware to a sane state. this has to be done, just in case someone | |
285 | wants to capture from this device before it has been properly initialized. | |
286 | the capture engine would badly fail, because no valid signal arrives on the | |
287 | saa7146, thus leading to timeouts and stuff. */ | |
288 | static int hexium_init_done(struct saa7146_dev *dev) | |
289 | { | |
290 | struct hexium *hexium = (struct hexium *) dev->ext_priv; | |
291 | union i2c_smbus_data data; | |
292 | int i = 0; | |
293 | ||
44d0b80e | 294 | DEB_D("hexium_init_done called\n"); |
1da177e4 LT |
295 | |
296 | /* initialize the helper ics to useful values */ | |
297 | for (i = 0; i < sizeof(hexium_saa7110); i++) { | |
298 | data.byte = hexium_saa7110[i]; | |
299 | if (0 != i2c_smbus_xfer(&hexium->i2c_adapter, 0x4e, 0, I2C_SMBUS_WRITE, i, I2C_SMBUS_BYTE_DATA, &data)) { | |
44d0b80e | 300 | pr_err("failed for address 0x%02x\n", i); |
1da177e4 LT |
301 | } |
302 | } | |
303 | ||
304 | return 0; | |
305 | } | |
306 | ||
307 | static int hexium_set_input(struct hexium *hexium, int input) | |
308 | { | |
309 | union i2c_smbus_data data; | |
310 | int i = 0; | |
a8733ca5 | 311 | |
44d0b80e | 312 | DEB_D("\n"); |
1da177e4 LT |
313 | |
314 | for (i = 0; i < 8; i++) { | |
315 | int adr = hexium_input_select[input].data[i].adr; | |
316 | data.byte = hexium_input_select[input].data[i].byte; | |
317 | if (0 != i2c_smbus_xfer(&hexium->i2c_adapter, 0x4e, 0, I2C_SMBUS_WRITE, adr, I2C_SMBUS_BYTE_DATA, &data)) { | |
318 | return -1; | |
319 | } | |
44d0b80e | 320 | pr_debug("%d: 0x%02x => 0x%02x\n", input, adr, data.byte); |
1da177e4 LT |
321 | } |
322 | ||
323 | return 0; | |
324 | } | |
325 | ||
b960074f HV |
326 | static int vidioc_enum_input(struct file *file, void *fh, struct v4l2_input *i) |
327 | { | |
44d0b80e | 328 | DEB_EE("VIDIOC_ENUMINPUT %d\n", i->index); |
b960074f | 329 | |
223ffe5f | 330 | if (i->index >= HEXIUM_INPUTS) |
b960074f HV |
331 | return -EINVAL; |
332 | ||
333 | memcpy(i, &hexium_inputs[i->index], sizeof(struct v4l2_input)); | |
334 | ||
44d0b80e | 335 | DEB_D("v4l2_ioctl: VIDIOC_ENUMINPUT %d\n", i->index); |
b960074f HV |
336 | return 0; |
337 | } | |
338 | ||
339 | static int vidioc_g_input(struct file *file, void *fh, unsigned int *input) | |
340 | { | |
341 | struct saa7146_dev *dev = ((struct saa7146_fh *)fh)->dev; | |
342 | struct hexium *hexium = (struct hexium *) dev->ext_priv; | |
343 | ||
344 | *input = hexium->cur_input; | |
345 | ||
44d0b80e | 346 | DEB_D("VIDIOC_G_INPUT: %d\n", *input); |
b960074f HV |
347 | return 0; |
348 | } | |
349 | ||
350 | static int vidioc_s_input(struct file *file, void *fh, unsigned int input) | |
351 | { | |
352 | struct saa7146_dev *dev = ((struct saa7146_fh *)fh)->dev; | |
353 | struct hexium *hexium = (struct hexium *) dev->ext_priv; | |
354 | ||
f14a2972 | 355 | if (input >= HEXIUM_INPUTS) |
b960074f HV |
356 | return -EINVAL; |
357 | ||
358 | hexium->cur_input = input; | |
359 | hexium_set_input(hexium, input); | |
360 | ||
361 | return 0; | |
362 | } | |
363 | ||
1da177e4 LT |
364 | static struct saa7146_ext_vv vv_data; |
365 | ||
366 | /* this function only gets called when the probing was successful */ | |
367 | static int hexium_attach(struct saa7146_dev *dev, struct saa7146_pci_extension_data *info) | |
368 | { | |
369 | struct hexium *hexium = (struct hexium *) dev->ext_priv; | |
370 | ||
44d0b80e | 371 | DEB_EE("\n"); |
1da177e4 LT |
372 | |
373 | saa7146_vv_init(dev, &vv_data); | |
ab49ae0f HV |
374 | vv_data.vid_ops.vidioc_enum_input = vidioc_enum_input; |
375 | vv_data.vid_ops.vidioc_g_input = vidioc_g_input; | |
376 | vv_data.vid_ops.vidioc_s_input = vidioc_s_input; | |
1da177e4 | 377 | if (0 != saa7146_register_device(&hexium->video_dev, dev, "hexium orion", VFL_TYPE_GRABBER)) { |
44d0b80e | 378 | pr_err("cannot register capture v4l2 device. skipping.\n"); |
1da177e4 LT |
379 | return -1; |
380 | } | |
381 | ||
44d0b80e | 382 | pr_err("found 'hexium orion' frame grabber-%d\n", hexium_num); |
1da177e4 LT |
383 | hexium_num++; |
384 | ||
385 | /* the rest */ | |
386 | hexium->cur_input = 0; | |
387 | hexium_init_done(dev); | |
388 | ||
389 | return 0; | |
390 | } | |
391 | ||
392 | static int hexium_detach(struct saa7146_dev *dev) | |
393 | { | |
394 | struct hexium *hexium = (struct hexium *) dev->ext_priv; | |
395 | ||
44d0b80e | 396 | DEB_EE("dev:%p\n", dev); |
1da177e4 LT |
397 | |
398 | saa7146_unregister_device(&hexium->video_dev, dev); | |
399 | saa7146_vv_release(dev); | |
400 | ||
401 | hexium_num--; | |
402 | ||
403 | i2c_del_adapter(&hexium->i2c_adapter); | |
404 | kfree(hexium); | |
405 | return 0; | |
406 | } | |
407 | ||
1da177e4 LT |
408 | static int std_callback(struct saa7146_dev *dev, struct saa7146_standard *std) |
409 | { | |
410 | return 0; | |
411 | } | |
412 | ||
413 | static struct saa7146_extension extension; | |
414 | ||
415 | static struct saa7146_pci_extension_data hexium_hv_pci6 = { | |
416 | .ext_priv = "Hexium HV-PCI6 / Orion", | |
417 | .ext = &extension, | |
418 | }; | |
419 | ||
420 | static struct saa7146_pci_extension_data hexium_orion_1svhs_3bnc = { | |
421 | .ext_priv = "Hexium HV-PCI6 / Orion (1 SVHS/3 BNC)", | |
422 | .ext = &extension, | |
423 | }; | |
424 | ||
425 | static struct saa7146_pci_extension_data hexium_orion_4bnc = { | |
426 | .ext_priv = "Hexium HV-PCI6 / Orion (4 BNC)", | |
427 | .ext = &extension, | |
428 | }; | |
429 | ||
430 | static struct pci_device_id pci_tbl[] = { | |
431 | { | |
432 | .vendor = PCI_VENDOR_ID_PHILIPS, | |
433 | .device = PCI_DEVICE_ID_PHILIPS_SAA7146, | |
434 | .subvendor = 0x0000, | |
435 | .subdevice = 0x0000, | |
436 | .driver_data = (unsigned long) &hexium_hv_pci6, | |
437 | }, | |
438 | { | |
439 | .vendor = PCI_VENDOR_ID_PHILIPS, | |
440 | .device = PCI_DEVICE_ID_PHILIPS_SAA7146, | |
441 | .subvendor = 0x17c8, | |
442 | .subdevice = 0x0101, | |
443 | .driver_data = (unsigned long) &hexium_orion_1svhs_3bnc, | |
444 | }, | |
445 | { | |
446 | .vendor = PCI_VENDOR_ID_PHILIPS, | |
447 | .device = PCI_DEVICE_ID_PHILIPS_SAA7146, | |
448 | .subvendor = 0x17c8, | |
449 | .subdevice = 0x2101, | |
450 | .driver_data = (unsigned long) &hexium_orion_4bnc, | |
451 | }, | |
452 | { | |
453 | .vendor = 0, | |
454 | } | |
455 | }; | |
456 | ||
457 | MODULE_DEVICE_TABLE(pci, pci_tbl); | |
458 | ||
459 | static struct saa7146_ext_vv vv_data = { | |
460 | .inputs = HEXIUM_INPUTS, | |
461 | .capabilities = 0, | |
462 | .stds = &hexium_standards[0], | |
463 | .num_stds = sizeof(hexium_standards) / sizeof(struct saa7146_standard), | |
464 | .std_callback = &std_callback, | |
1da177e4 LT |
465 | }; |
466 | ||
467 | static struct saa7146_extension extension = { | |
922f77de | 468 | .name = "hexium HV-PCI6 Orion", |
1da177e4 LT |
469 | .flags = 0, // SAA7146_USE_I2C_IRQ, |
470 | ||
471 | .pci_tbl = &pci_tbl[0], | |
472 | .module = THIS_MODULE, | |
473 | ||
474 | .probe = hexium_probe, | |
475 | .attach = hexium_attach, | |
476 | .detach = hexium_detach, | |
477 | ||
478 | .irq_mask = 0, | |
479 | .irq_func = NULL, | |
480 | }; | |
481 | ||
482 | static int __init hexium_init_module(void) | |
483 | { | |
484 | if (0 != saa7146_register_extension(&extension)) { | |
44d0b80e | 485 | DEB_S("failed to register extension\n"); |
1da177e4 LT |
486 | return -ENODEV; |
487 | } | |
488 | ||
489 | return 0; | |
490 | } | |
491 | ||
492 | static void __exit hexium_cleanup_module(void) | |
493 | { | |
494 | saa7146_unregister_extension(&extension); | |
495 | } | |
496 | ||
497 | module_init(hexium_init_module); | |
498 | module_exit(hexium_cleanup_module); | |
499 | ||
500 | MODULE_DESCRIPTION("video4linux-2 driver for Hexium Orion frame grabber cards"); | |
501 | MODULE_AUTHOR("Michael Hunold <michael@mihu.de>"); | |
502 | MODULE_LICENSE("GPL"); |