Commit | Line | Data |
---|---|---|
1c1e45d1 HV |
1 | /* |
2 | * cx18 driver initialization and card probing | |
3 | * | |
4 | * Derived from ivtv-driver.c | |
5 | * | |
6 | * Copyright (C) 2007 Hans Verkuil <hverkuil@xs4all.nl> | |
c641d09c | 7 | * Copyright (C) 2008 Andy Walls <awalls@radix.net> |
1c1e45d1 HV |
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., 59 Temple Place, Suite 330, Boston, MA | |
22 | * 02111-1307 USA | |
23 | */ | |
24 | ||
25 | #include "cx18-driver.h" | |
b1526421 | 26 | #include "cx18-io.h" |
1c1e45d1 HV |
27 | #include "cx18-version.h" |
28 | #include "cx18-cards.h" | |
29 | #include "cx18-i2c.h" | |
30 | #include "cx18-irq.h" | |
31 | #include "cx18-gpio.h" | |
32 | #include "cx18-firmware.h" | |
21a278b8 | 33 | #include "cx18-queue.h" |
1c1e45d1 HV |
34 | #include "cx18-streams.h" |
35 | #include "cx18-av-core.h" | |
36 | #include "cx18-scb.h" | |
37 | #include "cx18-mailbox.h" | |
38 | #include "cx18-ioctl.h" | |
39 | #include "tuner-xc2028.h" | |
40 | ||
41 | #include <media/tveeprom.h> | |
42 | ||
1c1e45d1 HV |
43 | /* If you have already X v4l cards, then set this to X. This way |
44 | the device numbers stay matched. Example: you have a WinTV card | |
45 | without radio and a Compro H900 with. Normally this would give a | |
46 | video1 device together with a radio0 device for the Compro. By | |
47 | setting this to 1 you ensure that radio0 is now also radio1. */ | |
48 | int cx18_first_minor; | |
49 | ||
d68b687b DH |
50 | /* Callback for registering extensions */ |
51 | int (*cx18_ext_init)(struct cx18 *); | |
52 | EXPORT_SYMBOL(cx18_ext_init); | |
53 | ||
1c1e45d1 HV |
54 | /* add your revision and whatnot here */ |
55 | static struct pci_device_id cx18_pci_tbl[] __devinitdata = { | |
56 | {PCI_VENDOR_ID_CX, PCI_DEVICE_ID_CX23418, | |
57 | PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, | |
58 | {0,} | |
59 | }; | |
60 | ||
61 | MODULE_DEVICE_TABLE(pci, cx18_pci_tbl); | |
62 | ||
5811cf99 AW |
63 | static atomic_t cx18_instance = ATOMIC_INIT(0); |
64 | ||
1c1e45d1 HV |
65 | /* Parameter declarations */ |
66 | static int cardtype[CX18_MAX_CARDS]; | |
67 | static int tuner[CX18_MAX_CARDS] = { -1, -1, -1, -1, -1, -1, -1, -1, | |
68 | -1, -1, -1, -1, -1, -1, -1, -1, | |
69 | -1, -1, -1, -1, -1, -1, -1, -1, | |
70 | -1, -1, -1, -1, -1, -1, -1, -1 }; | |
71 | static int radio[CX18_MAX_CARDS] = { -1, -1, -1, -1, -1, -1, -1, -1, | |
72 | -1, -1, -1, -1, -1, -1, -1, -1, | |
73 | -1, -1, -1, -1, -1, -1, -1, -1, | |
74 | -1, -1, -1, -1, -1, -1, -1, -1 }; | |
c6eb8eaf HV |
75 | static unsigned cardtype_c = 1; |
76 | static unsigned tuner_c = 1; | |
77 | static unsigned radio_c = 1; | |
1c1e45d1 HV |
78 | static char pal[] = "--"; |
79 | static char secam[] = "--"; | |
80 | static char ntsc[] = "-"; | |
81 | ||
82 | /* Buffers */ | |
1c1e45d1 | 83 | static int enc_ts_buffers = CX18_DEFAULT_ENC_TS_BUFFERS; |
6ecd86dc AW |
84 | static int enc_mpg_buffers = CX18_DEFAULT_ENC_MPG_BUFFERS; |
85 | static int enc_idx_buffers = CX18_DEFAULT_ENC_IDX_BUFFERS; | |
1c1e45d1 HV |
86 | static int enc_yuv_buffers = CX18_DEFAULT_ENC_YUV_BUFFERS; |
87 | static int enc_vbi_buffers = CX18_DEFAULT_ENC_VBI_BUFFERS; | |
88 | static int enc_pcm_buffers = CX18_DEFAULT_ENC_PCM_BUFFERS; | |
89 | ||
6ecd86dc AW |
90 | static int enc_ts_bufsize = CX18_DEFAULT_ENC_TS_BUFSIZE; |
91 | static int enc_mpg_bufsize = CX18_DEFAULT_ENC_MPG_BUFSIZE; | |
92 | static int enc_idx_bufsize = CX18_DEFAULT_ENC_IDX_BUFSIZE; | |
93 | static int enc_yuv_bufsize = CX18_DEFAULT_ENC_YUV_BUFSIZE; | |
6ecd86dc AW |
94 | static int enc_pcm_bufsize = CX18_DEFAULT_ENC_PCM_BUFSIZE; |
95 | ||
96 | static int enc_ts_bufs = -1; | |
97 | static int enc_mpg_bufs = -1; | |
efc0b127 | 98 | static int enc_idx_bufs = CX18_MAX_FW_MDLS_PER_STREAM; |
6ecd86dc AW |
99 | static int enc_yuv_bufs = -1; |
100 | static int enc_vbi_bufs = -1; | |
101 | static int enc_pcm_bufs = -1; | |
102 | ||
103 | ||
1c1e45d1 HV |
104 | static int cx18_pci_latency = 1; |
105 | ||
3f75c616 AW |
106 | static int mmio_ndelay; |
107 | static int retry_mmio = 1; | |
108 | ||
1c1e45d1 HV |
109 | int cx18_debug; |
110 | ||
111 | module_param_array(tuner, int, &tuner_c, 0644); | |
112 | module_param_array(radio, bool, &radio_c, 0644); | |
113 | module_param_array(cardtype, int, &cardtype_c, 0644); | |
114 | module_param_string(pal, pal, sizeof(pal), 0644); | |
115 | module_param_string(secam, secam, sizeof(secam), 0644); | |
116 | module_param_string(ntsc, ntsc, sizeof(ntsc), 0644); | |
117 | module_param_named(debug, cx18_debug, int, 0644); | |
3f75c616 AW |
118 | module_param(mmio_ndelay, int, 0644); |
119 | module_param(retry_mmio, int, 0644); | |
1c1e45d1 HV |
120 | module_param(cx18_pci_latency, int, 0644); |
121 | module_param(cx18_first_minor, int, 0644); | |
122 | ||
1c1e45d1 | 123 | module_param(enc_ts_buffers, int, 0644); |
6ecd86dc AW |
124 | module_param(enc_mpg_buffers, int, 0644); |
125 | module_param(enc_idx_buffers, int, 0644); | |
1c1e45d1 HV |
126 | module_param(enc_yuv_buffers, int, 0644); |
127 | module_param(enc_vbi_buffers, int, 0644); | |
128 | module_param(enc_pcm_buffers, int, 0644); | |
129 | ||
6ecd86dc AW |
130 | module_param(enc_ts_bufsize, int, 0644); |
131 | module_param(enc_mpg_bufsize, int, 0644); | |
132 | module_param(enc_idx_bufsize, int, 0644); | |
133 | module_param(enc_yuv_bufsize, int, 0644); | |
6ecd86dc AW |
134 | module_param(enc_pcm_bufsize, int, 0644); |
135 | ||
136 | module_param(enc_ts_bufs, int, 0644); | |
137 | module_param(enc_mpg_bufs, int, 0644); | |
138 | module_param(enc_idx_bufs, int, 0644); | |
139 | module_param(enc_yuv_bufs, int, 0644); | |
140 | module_param(enc_vbi_bufs, int, 0644); | |
141 | module_param(enc_pcm_bufs, int, 0644); | |
142 | ||
1c1e45d1 HV |
143 | MODULE_PARM_DESC(tuner, "Tuner type selection,\n" |
144 | "\t\t\tsee tuner.h for values"); | |
145 | MODULE_PARM_DESC(radio, | |
146 | "Enable or disable the radio. Use only if autodetection\n" | |
147 | "\t\t\tfails. 0 = disable, 1 = enable"); | |
148 | MODULE_PARM_DESC(cardtype, | |
149 | "Only use this option if your card is not detected properly.\n" | |
150 | "\t\tSpecify card type:\n" | |
151 | "\t\t\t 1 = Hauppauge HVR 1600 (ESMT memory)\n" | |
152 | "\t\t\t 2 = Hauppauge HVR 1600 (Samsung memory)\n" | |
153 | "\t\t\t 3 = Compro VideoMate H900\n" | |
154 | "\t\t\t 4 = Yuan MPC718\n" | |
03c28085 | 155 | "\t\t\t 5 = Conexant Raptor PAL/SECAM\n" |
9eee4fb6 | 156 | "\t\t\t 6 = Toshiba Qosmio DVB-T/Analog\n" |
9d5af862 AW |
157 | "\t\t\t 7 = Leadtek WinFast PVR2100\n" |
158 | "\t\t\t 8 = Leadtek WinFast DVR3100 H\n" | |
1c1e45d1 HV |
159 | "\t\t\t 0 = Autodetect (default)\n" |
160 | "\t\t\t-1 = Ignore this card\n\t\t"); | |
161 | MODULE_PARM_DESC(pal, "Set PAL standard: B, G, H, D, K, I, M, N, Nc, 60"); | |
162 | MODULE_PARM_DESC(secam, "Set SECAM standard: B, G, H, D, K, L, LC"); | |
163 | MODULE_PARM_DESC(ntsc, "Set NTSC standard: M, J, K"); | |
164 | MODULE_PARM_DESC(debug, | |
165 | "Debug level (bitmask). Default: 0\n" | |
166 | "\t\t\t 1/0x0001: warning\n" | |
167 | "\t\t\t 2/0x0002: info\n" | |
168 | "\t\t\t 4/0x0004: mailbox\n" | |
169 | "\t\t\t 8/0x0008: dma\n" | |
170 | "\t\t\t 16/0x0010: ioctl\n" | |
171 | "\t\t\t 32/0x0020: file\n" | |
172 | "\t\t\t 64/0x0040: i2c\n" | |
173 | "\t\t\t128/0x0080: irq\n" | |
174 | "\t\t\t256/0x0100: high volume\n"); | |
175 | MODULE_PARM_DESC(cx18_pci_latency, | |
176 | "Change the PCI latency to 64 if lower: 0 = No, 1 = Yes,\n" | |
177 | "\t\t\tDefault: Yes"); | |
d267d851 | 178 | MODULE_PARM_DESC(retry_mmio, |
3f75c616 AW |
179 | "(Deprecated) MMIO writes are now always checked and retried\n" |
180 | "\t\t\tEffectively: 1 [Yes]"); | |
c641d09c | 181 | MODULE_PARM_DESC(mmio_ndelay, |
3f75c616 AW |
182 | "(Deprecated) MMIO accesses are now never purposely delayed\n" |
183 | "\t\t\tEffectively: 0 ns"); | |
1c1e45d1 | 184 | MODULE_PARM_DESC(enc_ts_buffers, |
6ecd86dc | 185 | "Encoder TS buffer memory (MB). (enc_ts_bufs can override)\n" |
1c1e45d1 | 186 | "\t\t\tDefault: " __stringify(CX18_DEFAULT_ENC_TS_BUFFERS)); |
6ecd86dc AW |
187 | MODULE_PARM_DESC(enc_ts_bufsize, |
188 | "Size of an encoder TS buffer (kB)\n" | |
189 | "\t\t\tDefault: " __stringify(CX18_DEFAULT_ENC_TS_BUFSIZE)); | |
190 | MODULE_PARM_DESC(enc_ts_bufs, | |
191 | "Number of encoder TS buffers\n" | |
192 | "\t\t\tDefault is computed from other enc_ts_* parameters"); | |
193 | MODULE_PARM_DESC(enc_mpg_buffers, | |
194 | "Encoder MPG buffer memory (MB). (enc_mpg_bufs can override)\n" | |
195 | "\t\t\tDefault: " __stringify(CX18_DEFAULT_ENC_MPG_BUFFERS)); | |
196 | MODULE_PARM_DESC(enc_mpg_bufsize, | |
197 | "Size of an encoder MPG buffer (kB)\n" | |
198 | "\t\t\tDefault: " __stringify(CX18_DEFAULT_ENC_MPG_BUFSIZE)); | |
199 | MODULE_PARM_DESC(enc_mpg_bufs, | |
200 | "Number of encoder MPG buffers\n" | |
201 | "\t\t\tDefault is computed from other enc_mpg_* parameters"); | |
202 | MODULE_PARM_DESC(enc_idx_buffers, | |
efc0b127 AW |
203 | "(Deprecated) Encoder IDX buffer memory (MB)\n" |
204 | "\t\t\tIgnored, except 0 disables IDX buffer allocations\n" | |
205 | "\t\t\tDefault: 1 [Enabled]"); | |
6ecd86dc AW |
206 | MODULE_PARM_DESC(enc_idx_bufsize, |
207 | "Size of an encoder IDX buffer (kB)\n" | |
efc0b127 AW |
208 | "\t\t\tAllowed values are multiples of 1.5 kB rounded up\n" |
209 | "\t\t\t(multiples of size required for 64 index entries)\n" | |
210 | "\t\t\tDefault: 2"); | |
6ecd86dc AW |
211 | MODULE_PARM_DESC(enc_idx_bufs, |
212 | "Number of encoder IDX buffers\n" | |
efc0b127 | 213 | "\t\t\tDefault: " __stringify(CX18_MAX_FW_MDLS_PER_STREAM)); |
1c1e45d1 | 214 | MODULE_PARM_DESC(enc_yuv_buffers, |
6ecd86dc | 215 | "Encoder YUV buffer memory (MB). (enc_yuv_bufs can override)\n" |
1c1e45d1 | 216 | "\t\t\tDefault: " __stringify(CX18_DEFAULT_ENC_YUV_BUFFERS)); |
6ecd86dc AW |
217 | MODULE_PARM_DESC(enc_yuv_bufsize, |
218 | "Size of an encoder YUV buffer (kB)\n" | |
22dce188 AW |
219 | "\t\t\tAllowed values are multiples of 33.75 kB rounded up\n" |
220 | "\t\t\t(multiples of size required for 32 screen lines)\n" | |
221 | "\t\t\tDefault: 102"); | |
6ecd86dc AW |
222 | MODULE_PARM_DESC(enc_yuv_bufs, |
223 | "Number of encoder YUV buffers\n" | |
224 | "\t\t\tDefault is computed from other enc_yuv_* parameters"); | |
1c1e45d1 | 225 | MODULE_PARM_DESC(enc_vbi_buffers, |
6ecd86dc | 226 | "Encoder VBI buffer memory (MB). (enc_vbi_bufs can override)\n" |
1c1e45d1 | 227 | "\t\t\tDefault: " __stringify(CX18_DEFAULT_ENC_VBI_BUFFERS)); |
6ecd86dc AW |
228 | MODULE_PARM_DESC(enc_vbi_bufs, |
229 | "Number of encoder VBI buffers\n" | |
127ce5f0 | 230 | "\t\t\tDefault is computed from enc_vbi_buffers"); |
1c1e45d1 | 231 | MODULE_PARM_DESC(enc_pcm_buffers, |
6ecd86dc | 232 | "Encoder PCM buffer memory (MB). (enc_pcm_bufs can override)\n" |
1c1e45d1 | 233 | "\t\t\tDefault: " __stringify(CX18_DEFAULT_ENC_PCM_BUFFERS)); |
6ecd86dc AW |
234 | MODULE_PARM_DESC(enc_pcm_bufsize, |
235 | "Size of an encoder PCM buffer (kB)\n" | |
236 | "\t\t\tDefault: " __stringify(CX18_DEFAULT_ENC_PCM_BUFSIZE)); | |
237 | MODULE_PARM_DESC(enc_pcm_bufs, | |
238 | "Number of encoder PCM buffers\n" | |
239 | "\t\t\tDefault is computed from other enc_pcm_* parameters"); | |
1c1e45d1 | 240 | |
f8bd9d26 DH |
241 | MODULE_PARM_DESC(cx18_first_minor, |
242 | "Set device node number assigned to first card"); | |
1c1e45d1 HV |
243 | |
244 | MODULE_AUTHOR("Hans Verkuil"); | |
245 | MODULE_DESCRIPTION("CX23418 driver"); | |
246 | MODULE_SUPPORTED_DEVICE("CX23418 MPEG2 encoder"); | |
247 | MODULE_LICENSE("GPL"); | |
248 | ||
249 | MODULE_VERSION(CX18_VERSION); | |
250 | ||
583d338d MCC |
251 | #if defined(CONFIG_MODULES) && defined(MODULE) |
252 | static void request_module_async(struct work_struct *work) | |
253 | { | |
254 | struct cx18 *dev = container_of(work, struct cx18, request_module_wk); | |
255 | ||
256 | /* Make sure cx18-alsa module is loaded */ | |
257 | request_module("cx18-alsa"); | |
258 | ||
259 | /* Initialize cx18-alsa for this instance of the cx18 device */ | |
260 | if (cx18_ext_init != NULL) | |
261 | cx18_ext_init(dev); | |
262 | } | |
263 | ||
264 | static void request_modules(struct cx18 *dev) | |
265 | { | |
266 | INIT_WORK(&dev->request_module_wk, request_module_async); | |
267 | schedule_work(&dev->request_module_wk); | |
268 | } | |
269 | #else | |
270 | #define request_modules(dev) | |
271 | #endif /* CONFIG_MODULES */ | |
d68b687b | 272 | |
1c1e45d1 HV |
273 | /* Generic utility functions */ |
274 | int cx18_msleep_timeout(unsigned int msecs, int intr) | |
275 | { | |
330c6ec8 | 276 | long int timeout = msecs_to_jiffies(msecs); |
1c1e45d1 HV |
277 | int sig; |
278 | ||
279 | do { | |
280 | set_current_state(intr ? TASK_INTERRUPTIBLE : TASK_UNINTERRUPTIBLE); | |
281 | timeout = schedule_timeout(timeout); | |
282 | sig = intr ? signal_pending(current) : 0; | |
283 | } while (!sig && timeout); | |
284 | return sig; | |
285 | } | |
286 | ||
287 | /* Release ioremapped memory */ | |
288 | static void cx18_iounmap(struct cx18 *cx) | |
289 | { | |
290 | if (cx == NULL) | |
291 | return; | |
292 | ||
293 | /* Release io memory */ | |
294 | if (cx->enc_mem != NULL) { | |
295 | CX18_DEBUG_INFO("releasing enc_mem\n"); | |
296 | iounmap(cx->enc_mem); | |
297 | cx->enc_mem = NULL; | |
298 | } | |
299 | } | |
300 | ||
25a42e4d AW |
301 | static void cx18_eeprom_dump(struct cx18 *cx, unsigned char *eedata, int len) |
302 | { | |
303 | int i; | |
304 | ||
305 | CX18_INFO("eeprom dump:\n"); | |
306 | for (i = 0; i < len; i++) { | |
307 | if (0 == (i % 16)) | |
308 | CX18_INFO("eeprom %02x:", i); | |
309 | printk(KERN_CONT " %02x", eedata[i]); | |
310 | if (15 == (i % 16)) | |
311 | printk(KERN_CONT "\n"); | |
312 | } | |
313 | } | |
314 | ||
1c1e45d1 HV |
315 | /* Hauppauge card? get values from tveeprom */ |
316 | void cx18_read_eeprom(struct cx18 *cx, struct tveeprom *tv) | |
317 | { | |
ff2a2001 | 318 | struct i2c_client c; |
1c1e45d1 HV |
319 | u8 eedata[256]; |
320 | ||
6246d4e1 | 321 | memset(&c, 0, sizeof(c)); |
098003d8 | 322 | strlcpy(c.name, "cx18 tveeprom tmp", sizeof(c.name)); |
ff2a2001 AW |
323 | c.adapter = &cx->i2c_adap[0]; |
324 | c.addr = 0xA0 >> 1; | |
325 | ||
25a42e4d AW |
326 | memset(tv, 0, sizeof(*tv)); |
327 | if (tveeprom_read(&c, eedata, sizeof(eedata))) | |
328 | return; | |
329 | ||
330 | switch (cx->card->type) { | |
331 | case CX18_CARD_HVR_1600_ESMT: | |
332 | case CX18_CARD_HVR_1600_SAMSUNG: | |
333 | tveeprom_hauppauge_analog(&c, tv, eedata); | |
334 | break; | |
335 | case CX18_CARD_YUAN_MPC718: | |
336 | tv->model = 0x718; | |
337 | cx18_eeprom_dump(cx, eedata, sizeof(eedata)); | |
338 | CX18_INFO("eeprom PCI ID: %02x%02x:%02x%02x\n", | |
339 | eedata[2], eedata[1], eedata[4], eedata[3]); | |
340 | break; | |
341 | default: | |
342 | tv->model = 0xffffffff; | |
343 | cx18_eeprom_dump(cx, eedata, sizeof(eedata)); | |
344 | break; | |
345 | } | |
1c1e45d1 HV |
346 | } |
347 | ||
348 | static void cx18_process_eeprom(struct cx18 *cx) | |
349 | { | |
350 | struct tveeprom tv; | |
351 | ||
352 | cx18_read_eeprom(cx, &tv); | |
353 | ||
354 | /* Many thanks to Steven Toth from Hauppauge for providing the | |
355 | model numbers */ | |
1d081601 HV |
356 | /* Note: the Samsung memory models cannot be reliably determined |
357 | from the model number. Use the cardtype module option if you | |
358 | have one of these preproduction models. */ | |
1c1e45d1 | 359 | switch (tv.model) { |
1d081601 | 360 | case 74000 ... 74999: |
1c1e45d1 HV |
361 | cx->card = cx18_get_card(CX18_CARD_HVR_1600_ESMT); |
362 | break; | |
25a42e4d AW |
363 | case 0x718: |
364 | return; | |
365 | case 0xffffffff: | |
366 | CX18_INFO("Unknown EEPROM encoding\n"); | |
367 | return; | |
1c1e45d1 HV |
368 | case 0: |
369 | CX18_ERR("Invalid EEPROM\n"); | |
370 | return; | |
371 | default: | |
372 | CX18_ERR("Unknown model %d, defaulting to HVR-1600\n", tv.model); | |
373 | cx->card = cx18_get_card(CX18_CARD_HVR_1600_ESMT); | |
374 | break; | |
375 | } | |
376 | ||
377 | cx->v4l2_cap = cx->card->v4l2_capabilities; | |
378 | cx->card_name = cx->card->name; | |
379 | cx->card_i2c = cx->card->i2c; | |
380 | ||
381 | CX18_INFO("Autodetected %s\n", cx->card_name); | |
382 | ||
383 | if (tv.tuner_type == TUNER_ABSENT) | |
4442ee8b | 384 | CX18_ERR("tveeprom cannot autodetect tuner!\n"); |
1c1e45d1 HV |
385 | |
386 | if (cx->options.tuner == -1) | |
387 | cx->options.tuner = tv.tuner_type; | |
388 | if (cx->options.radio == -1) | |
389 | cx->options.radio = (tv.has_radio != 0); | |
390 | ||
391 | if (cx->std != 0) | |
392 | /* user specified tuner standard */ | |
393 | return; | |
394 | ||
395 | /* autodetect tuner standard */ | |
396 | if (tv.tuner_formats & V4L2_STD_PAL) { | |
397 | CX18_DEBUG_INFO("PAL tuner detected\n"); | |
398 | cx->std |= V4L2_STD_PAL_BG | V4L2_STD_PAL_H; | |
399 | } else if (tv.tuner_formats & V4L2_STD_NTSC) { | |
400 | CX18_DEBUG_INFO("NTSC tuner detected\n"); | |
401 | cx->std |= V4L2_STD_NTSC_M; | |
402 | } else if (tv.tuner_formats & V4L2_STD_SECAM) { | |
403 | CX18_DEBUG_INFO("SECAM tuner detected\n"); | |
404 | cx->std |= V4L2_STD_SECAM_L; | |
405 | } else { | |
406 | CX18_INFO("No tuner detected, default to NTSC-M\n"); | |
407 | cx->std |= V4L2_STD_NTSC_M; | |
408 | } | |
409 | } | |
410 | ||
411 | static v4l2_std_id cx18_parse_std(struct cx18 *cx) | |
412 | { | |
413 | switch (pal[0]) { | |
414 | case '6': | |
415 | return V4L2_STD_PAL_60; | |
416 | case 'b': | |
417 | case 'B': | |
418 | case 'g': | |
419 | case 'G': | |
420 | return V4L2_STD_PAL_BG; | |
421 | case 'h': | |
422 | case 'H': | |
423 | return V4L2_STD_PAL_H; | |
424 | case 'n': | |
425 | case 'N': | |
426 | if (pal[1] == 'c' || pal[1] == 'C') | |
427 | return V4L2_STD_PAL_Nc; | |
428 | return V4L2_STD_PAL_N; | |
429 | case 'i': | |
430 | case 'I': | |
431 | return V4L2_STD_PAL_I; | |
432 | case 'd': | |
433 | case 'D': | |
434 | case 'k': | |
435 | case 'K': | |
436 | return V4L2_STD_PAL_DK; | |
437 | case 'M': | |
438 | case 'm': | |
439 | return V4L2_STD_PAL_M; | |
440 | case '-': | |
441 | break; | |
442 | default: | |
443 | CX18_WARN("pal= argument not recognised\n"); | |
444 | return 0; | |
445 | } | |
446 | ||
447 | switch (secam[0]) { | |
448 | case 'b': | |
449 | case 'B': | |
450 | case 'g': | |
451 | case 'G': | |
452 | case 'h': | |
453 | case 'H': | |
454 | return V4L2_STD_SECAM_B | V4L2_STD_SECAM_G | V4L2_STD_SECAM_H; | |
455 | case 'd': | |
456 | case 'D': | |
457 | case 'k': | |
458 | case 'K': | |
459 | return V4L2_STD_SECAM_DK; | |
460 | case 'l': | |
461 | case 'L': | |
462 | if (secam[1] == 'C' || secam[1] == 'c') | |
463 | return V4L2_STD_SECAM_LC; | |
464 | return V4L2_STD_SECAM_L; | |
465 | case '-': | |
466 | break; | |
467 | default: | |
468 | CX18_WARN("secam= argument not recognised\n"); | |
469 | return 0; | |
470 | } | |
471 | ||
472 | switch (ntsc[0]) { | |
473 | case 'm': | |
474 | case 'M': | |
475 | return V4L2_STD_NTSC_M; | |
476 | case 'j': | |
477 | case 'J': | |
478 | return V4L2_STD_NTSC_M_JP; | |
479 | case 'k': | |
480 | case 'K': | |
481 | return V4L2_STD_NTSC_M_KR; | |
482 | case '-': | |
483 | break; | |
484 | default: | |
485 | CX18_WARN("ntsc= argument not recognised\n"); | |
486 | return 0; | |
487 | } | |
488 | ||
489 | /* no match found */ | |
490 | return 0; | |
491 | } | |
492 | ||
493 | static void cx18_process_options(struct cx18 *cx) | |
494 | { | |
495 | int i, j; | |
496 | ||
1c1e45d1 | 497 | cx->options.megabytes[CX18_ENC_STREAM_TYPE_TS] = enc_ts_buffers; |
6ecd86dc AW |
498 | cx->options.megabytes[CX18_ENC_STREAM_TYPE_MPG] = enc_mpg_buffers; |
499 | cx->options.megabytes[CX18_ENC_STREAM_TYPE_IDX] = enc_idx_buffers; | |
1c1e45d1 HV |
500 | cx->options.megabytes[CX18_ENC_STREAM_TYPE_YUV] = enc_yuv_buffers; |
501 | cx->options.megabytes[CX18_ENC_STREAM_TYPE_VBI] = enc_vbi_buffers; | |
502 | cx->options.megabytes[CX18_ENC_STREAM_TYPE_PCM] = enc_pcm_buffers; | |
6ecd86dc AW |
503 | cx->options.megabytes[CX18_ENC_STREAM_TYPE_RAD] = 0; /* control only */ |
504 | ||
505 | cx->stream_buffers[CX18_ENC_STREAM_TYPE_TS] = enc_ts_bufs; | |
506 | cx->stream_buffers[CX18_ENC_STREAM_TYPE_MPG] = enc_mpg_bufs; | |
507 | cx->stream_buffers[CX18_ENC_STREAM_TYPE_IDX] = enc_idx_bufs; | |
508 | cx->stream_buffers[CX18_ENC_STREAM_TYPE_YUV] = enc_yuv_bufs; | |
509 | cx->stream_buffers[CX18_ENC_STREAM_TYPE_VBI] = enc_vbi_bufs; | |
510 | cx->stream_buffers[CX18_ENC_STREAM_TYPE_PCM] = enc_pcm_bufs; | |
511 | cx->stream_buffers[CX18_ENC_STREAM_TYPE_RAD] = 0; /* control, no data */ | |
512 | ||
513 | cx->stream_buf_size[CX18_ENC_STREAM_TYPE_TS] = enc_ts_bufsize; | |
514 | cx->stream_buf_size[CX18_ENC_STREAM_TYPE_MPG] = enc_mpg_bufsize; | |
515 | cx->stream_buf_size[CX18_ENC_STREAM_TYPE_IDX] = enc_idx_bufsize; | |
516 | cx->stream_buf_size[CX18_ENC_STREAM_TYPE_YUV] = enc_yuv_bufsize; | |
466df464 | 517 | cx->stream_buf_size[CX18_ENC_STREAM_TYPE_VBI] = vbi_active_samples * 36; |
6ecd86dc AW |
518 | cx->stream_buf_size[CX18_ENC_STREAM_TYPE_PCM] = enc_pcm_bufsize; |
519 | cx->stream_buf_size[CX18_ENC_STREAM_TYPE_RAD] = 0; /* control no data */ | |
520 | ||
466df464 | 521 | /* Ensure stream_buffers & stream_buf_size are valid */ |
6ecd86dc | 522 | for (i = 0; i < CX18_MAX_STREAMS; i++) { |
466df464 AW |
523 | if (cx->stream_buffers[i] == 0 || /* User said 0 buffers */ |
524 | cx->options.megabytes[i] <= 0 || /* User said 0 MB total */ | |
525 | cx->stream_buf_size[i] <= 0) { /* User said buf size 0 */ | |
6ecd86dc AW |
526 | cx->options.megabytes[i] = 0; |
527 | cx->stream_buffers[i] = 0; | |
528 | cx->stream_buf_size[i] = 0; | |
529 | continue; | |
530 | } | |
466df464 | 531 | /* |
22dce188 AW |
532 | * YUV is a special case where the stream_buf_size needs to be |
533 | * an integral multiple of 33.75 kB (storage for 32 screens | |
efc0b127 AW |
534 | * lines to maintain alignment in case of lost buffers). |
535 | * | |
536 | * IDX is a special case where the stream_buf_size should be | |
537 | * an integral multiple of 1.5 kB (storage for 64 index entries | |
538 | * to maintain alignment in case of lost buffers). | |
539 | * | |
22dce188 AW |
540 | */ |
541 | if (i == CX18_ENC_STREAM_TYPE_YUV) { | |
542 | cx->stream_buf_size[i] *= 1024; | |
543 | cx->stream_buf_size[i] -= | |
544 | (cx->stream_buf_size[i] % CX18_UNIT_ENC_YUV_BUFSIZE); | |
545 | ||
546 | if (cx->stream_buf_size[i] < CX18_UNIT_ENC_YUV_BUFSIZE) | |
547 | cx->stream_buf_size[i] = | |
548 | CX18_UNIT_ENC_YUV_BUFSIZE; | |
efc0b127 AW |
549 | } else if (i == CX18_ENC_STREAM_TYPE_IDX) { |
550 | cx->stream_buf_size[i] *= 1024; | |
551 | cx->stream_buf_size[i] -= | |
552 | (cx->stream_buf_size[i] % CX18_UNIT_ENC_IDX_BUFSIZE); | |
553 | ||
554 | if (cx->stream_buf_size[i] < CX18_UNIT_ENC_IDX_BUFSIZE) | |
555 | cx->stream_buf_size[i] = | |
556 | CX18_UNIT_ENC_IDX_BUFSIZE; | |
22dce188 AW |
557 | } |
558 | /* | |
efc0b127 | 559 | * YUV and IDX are special cases where the stream_buf_size is |
22dce188 | 560 | * now in bytes. |
466df464 AW |
561 | * VBI is a special case where the stream_buf_size is fixed |
562 | * and already in bytes | |
563 | */ | |
22dce188 | 564 | if (i == CX18_ENC_STREAM_TYPE_VBI || |
efc0b127 AW |
565 | i == CX18_ENC_STREAM_TYPE_YUV || |
566 | i == CX18_ENC_STREAM_TYPE_IDX) { | |
466df464 AW |
567 | if (cx->stream_buffers[i] < 0) { |
568 | cx->stream_buffers[i] = | |
569 | cx->options.megabytes[i] * 1024 * 1024 | |
570 | / cx->stream_buf_size[i]; | |
571 | } else { | |
572 | /* N.B. This might round down to 0 */ | |
573 | cx->options.megabytes[i] = | |
574 | cx->stream_buffers[i] | |
575 | * cx->stream_buf_size[i]/(1024 * 1024); | |
6ecd86dc | 576 | } |
6ecd86dc | 577 | } else { |
22dce188 AW |
578 | /* All other streams have stream_buf_size in kB here */ |
579 | if (cx->stream_buffers[i] < 0) { | |
580 | cx->stream_buffers[i] = | |
581 | cx->options.megabytes[i] * 1024 | |
582 | / cx->stream_buf_size[i]; | |
583 | } else { | |
584 | /* N.B. This might round down to 0 */ | |
585 | cx->options.megabytes[i] = | |
586 | cx->stream_buffers[i] | |
587 | * cx->stream_buf_size[i] / 1024; | |
588 | } | |
589 | /* convert from kB to bytes */ | |
590 | cx->stream_buf_size[i] *= 1024; | |
6ecd86dc | 591 | } |
22dce188 AW |
592 | CX18_DEBUG_INFO("Stream type %d options: %d MB, %d buffers, " |
593 | "%d bytes\n", i, cx->options.megabytes[i], | |
594 | cx->stream_buffers[i], cx->stream_buf_size[i]); | |
6ecd86dc AW |
595 | } |
596 | ||
5811cf99 AW |
597 | cx->options.cardtype = cardtype[cx->instance]; |
598 | cx->options.tuner = tuner[cx->instance]; | |
599 | cx->options.radio = radio[cx->instance]; | |
1c1e45d1 HV |
600 | |
601 | cx->std = cx18_parse_std(cx); | |
602 | if (cx->options.cardtype == -1) { | |
603 | CX18_INFO("Ignore card\n"); | |
604 | return; | |
605 | } | |
606 | cx->card = cx18_get_card(cx->options.cardtype - 1); | |
607 | if (cx->card) | |
608 | CX18_INFO("User specified %s card\n", cx->card->name); | |
609 | else if (cx->options.cardtype != 0) | |
610 | CX18_ERR("Unknown user specified type, trying to autodetect card\n"); | |
611 | if (cx->card == NULL) { | |
3d05913d | 612 | if (cx->pci_dev->subsystem_vendor == CX18_PCI_ID_HAUPPAUGE) { |
1c1e45d1 HV |
613 | cx->card = cx18_get_card(CX18_CARD_HVR_1600_ESMT); |
614 | CX18_INFO("Autodetected Hauppauge card\n"); | |
615 | } | |
616 | } | |
617 | if (cx->card == NULL) { | |
618 | for (i = 0; (cx->card = cx18_get_card(i)); i++) { | |
619 | if (cx->card->pci_list == NULL) | |
620 | continue; | |
621 | for (j = 0; cx->card->pci_list[j].device; j++) { | |
3d05913d | 622 | if (cx->pci_dev->device != |
1c1e45d1 HV |
623 | cx->card->pci_list[j].device) |
624 | continue; | |
3d05913d | 625 | if (cx->pci_dev->subsystem_vendor != |
1c1e45d1 HV |
626 | cx->card->pci_list[j].subsystem_vendor) |
627 | continue; | |
3d05913d | 628 | if (cx->pci_dev->subsystem_device != |
1c1e45d1 HV |
629 | cx->card->pci_list[j].subsystem_device) |
630 | continue; | |
631 | CX18_INFO("Autodetected %s card\n", cx->card->name); | |
632 | goto done; | |
633 | } | |
634 | } | |
635 | } | |
636 | done: | |
637 | ||
638 | if (cx->card == NULL) { | |
639 | cx->card = cx18_get_card(CX18_CARD_HVR_1600_ESMT); | |
29e66a6c | 640 | CX18_ERR("Unknown card: vendor/device: [%04x:%04x]\n", |
3d05913d | 641 | cx->pci_dev->vendor, cx->pci_dev->device); |
29e66a6c | 642 | CX18_ERR(" subsystem vendor/device: [%04x:%04x]\n", |
3d05913d AW |
643 | cx->pci_dev->subsystem_vendor, |
644 | cx->pci_dev->subsystem_device); | |
1c1e45d1 HV |
645 | CX18_ERR("Defaulting to %s card\n", cx->card->name); |
646 | CX18_ERR("Please mail the vendor/device and subsystem vendor/device IDs and what kind of\n"); | |
647 | CX18_ERR("card you have to the ivtv-devel mailinglist (www.ivtvdriver.org)\n"); | |
648 | CX18_ERR("Prefix your subject line with [UNKNOWN CX18 CARD].\n"); | |
649 | } | |
650 | cx->v4l2_cap = cx->card->v4l2_capabilities; | |
651 | cx->card_name = cx->card->name; | |
652 | cx->card_i2c = cx->card->i2c; | |
653 | } | |
654 | ||
87116159 AW |
655 | static int __devinit cx18_create_in_workq(struct cx18 *cx) |
656 | { | |
657 | snprintf(cx->in_workq_name, sizeof(cx->in_workq_name), "%s-in", | |
658 | cx->v4l2_dev.name); | |
659 | cx->in_work_queue = create_singlethread_workqueue(cx->in_workq_name); | |
660 | if (cx->in_work_queue == NULL) { | |
661 | CX18_ERR("Unable to create incoming mailbox handler thread\n"); | |
662 | return -ENOMEM; | |
663 | } | |
664 | return 0; | |
665 | } | |
666 | ||
667 | static int __devinit cx18_create_out_workq(struct cx18 *cx) | |
668 | { | |
669 | snprintf(cx->out_workq_name, sizeof(cx->out_workq_name), "%s-out", | |
670 | cx->v4l2_dev.name); | |
671 | cx->out_work_queue = create_workqueue(cx->out_workq_name); | |
672 | if (cx->out_work_queue == NULL) { | |
673 | CX18_ERR("Unable to create outgoing mailbox handler threads\n"); | |
674 | return -ENOMEM; | |
675 | } | |
676 | return 0; | |
677 | } | |
678 | ||
679 | static void __devinit cx18_init_in_work_orders(struct cx18 *cx) | |
680 | { | |
681 | int i; | |
682 | for (i = 0; i < CX18_MAX_IN_WORK_ORDERS; i++) { | |
683 | cx->in_work_order[i].cx = cx; | |
684 | cx->in_work_order[i].str = cx->epu_debug_str; | |
685 | INIT_WORK(&cx->in_work_order[i].work, cx18_in_work_handler); | |
686 | } | |
687 | } | |
688 | ||
1c1e45d1 | 689 | /* Precondition: the cx18 structure has been memset to 0. Only |
5811cf99 | 690 | the dev and instance fields have been filled in. |
1c1e45d1 HV |
691 | No assumptions on the card type may be made here (see cx18_init_struct2 |
692 | for that). | |
693 | */ | |
694 | static int __devinit cx18_init_struct1(struct cx18 *cx) | |
695 | { | |
87116159 | 696 | int ret; |
ee2d64f5 | 697 | |
3d05913d | 698 | cx->base_addr = pci_resource_start(cx->pci_dev, 0); |
1c1e45d1 HV |
699 | |
700 | mutex_init(&cx->serialize_lock); | |
8abdd00d | 701 | mutex_init(&cx->gpio_lock); |
72c2d6d3 AW |
702 | mutex_init(&cx->epu2apu_mb_lock); |
703 | mutex_init(&cx->epu2cpu_mb_lock); | |
1c1e45d1 | 704 | |
87116159 AW |
705 | ret = cx18_create_out_workq(cx); |
706 | if (ret) | |
707 | return ret; | |
572bfea7 | 708 | |
87116159 AW |
709 | ret = cx18_create_in_workq(cx); |
710 | if (ret) { | |
711 | destroy_workqueue(cx->out_work_queue); | |
712 | return ret; | |
ee2d64f5 | 713 | } |
1d6782bd | 714 | |
87116159 AW |
715 | cx18_init_in_work_orders(cx); |
716 | ||
1c1e45d1 HV |
717 | /* start counting open_id at 1 */ |
718 | cx->open_id = 1; | |
719 | ||
720 | /* Initial settings */ | |
721 | cx2341x_fill_defaults(&cx->params); | |
722 | cx->temporal_strength = cx->params.video_temporal_filter; | |
723 | cx->spatial_strength = cx->params.video_spatial_filter; | |
724 | cx->filter_mode = cx->params.video_spatial_filter_mode | | |
725 | (cx->params.video_temporal_filter_mode << 1) | | |
726 | (cx->params.video_median_filter_type << 2); | |
727 | cx->params.port = CX2341X_PORT_MEMORY; | |
302df970 | 728 | cx->params.capabilities = |
006e7179 | 729 | CX2341X_CAP_HAS_TS | CX2341X_CAP_HAS_SLICED_VBI; |
1c1e45d1 HV |
730 | init_waitqueue_head(&cx->cap_w); |
731 | init_waitqueue_head(&cx->mb_apu_waitq); | |
732 | init_waitqueue_head(&cx->mb_cpu_waitq); | |
1c1e45d1 HV |
733 | init_waitqueue_head(&cx->dma_waitq); |
734 | ||
735 | /* VBI */ | |
dd073434 | 736 | cx->vbi.in.type = V4L2_BUF_TYPE_VBI_CAPTURE; |
1c1e45d1 | 737 | cx->vbi.sliced_in = &cx->vbi.in.fmt.sliced; |
af009cf6 | 738 | |
52fcb3ec AW |
739 | /* IVTV style VBI insertion into MPEG streams */ |
740 | INIT_LIST_HEAD(&cx->vbi.sliced_mpeg_buf.list); | |
741 | INIT_LIST_HEAD(&cx->vbi.sliced_mpeg_mdl.list); | |
742 | INIT_LIST_HEAD(&cx->vbi.sliced_mpeg_mdl.buf_list); | |
743 | list_add(&cx->vbi.sliced_mpeg_buf.list, | |
744 | &cx->vbi.sliced_mpeg_mdl.buf_list); | |
1c1e45d1 HV |
745 | return 0; |
746 | } | |
747 | ||
748 | /* Second initialization part. Here the card type has been | |
749 | autodetected. */ | |
750 | static void __devinit cx18_init_struct2(struct cx18 *cx) | |
751 | { | |
752 | int i; | |
753 | ||
754 | for (i = 0; i < CX18_CARD_MAX_VIDEO_INPUTS; i++) | |
755 | if (cx->card->video_inputs[i].video_type == 0) | |
756 | break; | |
757 | cx->nof_inputs = i; | |
758 | for (i = 0; i < CX18_CARD_MAX_AUDIO_INPUTS; i++) | |
759 | if (cx->card->audio_inputs[i].audio_type == 0) | |
760 | break; | |
761 | cx->nof_audio_inputs = i; | |
762 | ||
763 | /* Find tuner input */ | |
764 | for (i = 0; i < cx->nof_inputs; i++) { | |
765 | if (cx->card->video_inputs[i].video_type == | |
766 | CX18_CARD_INPUT_VID_TUNER) | |
767 | break; | |
768 | } | |
769 | if (i == cx->nof_inputs) | |
770 | i = 0; | |
771 | cx->active_input = i; | |
772 | cx->audio_input = cx->card->video_inputs[i].audio_index; | |
1c1e45d1 HV |
773 | } |
774 | ||
3d05913d | 775 | static int cx18_setup_pci(struct cx18 *cx, struct pci_dev *pci_dev, |
1c1e45d1 HV |
776 | const struct pci_device_id *pci_id) |
777 | { | |
778 | u16 cmd; | |
779 | unsigned char pci_latency; | |
780 | ||
781 | CX18_DEBUG_INFO("Enabling pci device\n"); | |
782 | ||
3d05913d | 783 | if (pci_enable_device(pci_dev)) { |
5811cf99 | 784 | CX18_ERR("Can't enable device %d!\n", cx->instance); |
1c1e45d1 HV |
785 | return -EIO; |
786 | } | |
3d05913d | 787 | if (pci_set_dma_mask(pci_dev, 0xffffffff)) { |
5811cf99 | 788 | CX18_ERR("No suitable DMA available, card %d\n", cx->instance); |
1c1e45d1 HV |
789 | return -EIO; |
790 | } | |
791 | if (!request_mem_region(cx->base_addr, CX18_MEM_SIZE, "cx18 encoder")) { | |
5811cf99 AW |
792 | CX18_ERR("Cannot request encoder memory region, card %d\n", |
793 | cx->instance); | |
1c1e45d1 HV |
794 | return -EIO; |
795 | } | |
796 | ||
4519064c | 797 | /* Enable bus mastering and memory mapped IO for the CX23418 */ |
3d05913d | 798 | pci_read_config_word(pci_dev, PCI_COMMAND, &cmd); |
4519064c | 799 | cmd |= PCI_COMMAND_MEMORY | PCI_COMMAND_MASTER; |
3d05913d | 800 | pci_write_config_word(pci_dev, PCI_COMMAND, cmd); |
1c1e45d1 | 801 | |
3d05913d AW |
802 | pci_read_config_byte(pci_dev, PCI_CLASS_REVISION, &cx->card_rev); |
803 | pci_read_config_byte(pci_dev, PCI_LATENCY_TIMER, &pci_latency); | |
1c1e45d1 HV |
804 | |
805 | if (pci_latency < 64 && cx18_pci_latency) { | |
806 | CX18_INFO("Unreasonably low latency timer, " | |
807 | "setting to 64 (was %d)\n", pci_latency); | |
3d05913d AW |
808 | pci_write_config_byte(pci_dev, PCI_LATENCY_TIMER, 64); |
809 | pci_read_config_byte(pci_dev, PCI_LATENCY_TIMER, &pci_latency); | |
1c1e45d1 | 810 | } |
1c1e45d1 HV |
811 | |
812 | CX18_DEBUG_INFO("cx%d (rev %d) at %02x:%02x.%x, " | |
813 | "irq: %d, latency: %d, memory: 0x%lx\n", | |
3d05913d AW |
814 | cx->pci_dev->device, cx->card_rev, pci_dev->bus->number, |
815 | PCI_SLOT(pci_dev->devfn), PCI_FUNC(pci_dev->devfn), | |
816 | cx->pci_dev->irq, pci_latency, (unsigned long)cx->base_addr); | |
1c1e45d1 HV |
817 | |
818 | return 0; | |
819 | } | |
820 | ||
ff2a2001 | 821 | static void cx18_init_subdevs(struct cx18 *cx) |
1c1e45d1 HV |
822 | { |
823 | u32 hw = cx->card->hw_all; | |
ff2a2001 | 824 | u32 device; |
1c1e45d1 HV |
825 | int i; |
826 | ||
ff2a2001 | 827 | for (i = 0, device = 1; i < 32; i++, device <<= 1) { |
1c1e45d1 HV |
828 | |
829 | if (!(device & hw)) | |
830 | continue; | |
ff2a2001 AW |
831 | |
832 | switch (device) { | |
ff2a2001 AW |
833 | case CX18_HW_DVB: |
834 | case CX18_HW_TVEEPROM: | |
835 | /* These subordinate devices do not use probing */ | |
1c1e45d1 | 836 | cx->hw_flags |= device; |
ff2a2001 AW |
837 | break; |
838 | case CX18_HW_418_AV: | |
839 | /* The A/V decoder gets probed earlier to set PLLs */ | |
840 | /* Just note that the card uses it (i.e. has analog) */ | |
1c1e45d1 | 841 | cx->hw_flags |= device; |
ff2a2001 | 842 | break; |
eefe1010 AW |
843 | case CX18_HW_GPIO_RESET_CTRL: |
844 | /* | |
845 | * The Reset Controller gets probed and added to | |
846 | * hw_flags earlier for i2c adapter/bus initialization | |
847 | */ | |
848 | break; | |
849 | case CX18_HW_GPIO_MUX: | |
850 | if (cx18_gpio_register(cx, device) == 0) | |
851 | cx->hw_flags |= device; | |
852 | break; | |
ff2a2001 AW |
853 | default: |
854 | if (cx18_i2c_register(cx, i) == 0) | |
855 | cx->hw_flags |= device; | |
856 | break; | |
857 | } | |
1c1e45d1 HV |
858 | } |
859 | ||
ff2a2001 AW |
860 | if (cx->hw_flags & CX18_HW_418_AV) |
861 | cx->sd_av = cx18_find_hw(cx, CX18_HW_418_AV); | |
862 | ||
863 | if (cx->card->hw_muxer != 0) | |
864 | cx->sd_extmux = cx18_find_hw(cx, cx->card->hw_muxer); | |
1c1e45d1 HV |
865 | } |
866 | ||
3d05913d | 867 | static int __devinit cx18_probe(struct pci_dev *pci_dev, |
1c1e45d1 HV |
868 | const struct pci_device_id *pci_id) |
869 | { | |
870 | int retval = 0; | |
ff086575 | 871 | int i; |
1c1e45d1 HV |
872 | u32 devtype; |
873 | struct cx18 *cx; | |
874 | ||
5811cf99 AW |
875 | /* FIXME - module parameter arrays constrain max instances */ |
876 | i = atomic_inc_return(&cx18_instance) - 1; | |
877 | if (i >= CX18_MAX_CARDS) { | |
878 | printk(KERN_ERR "cx18: cannot manage card %d, driver has a " | |
879 | "limit of 0 - %d\n", i, CX18_MAX_CARDS - 1); | |
1c1e45d1 HV |
880 | return -ENOMEM; |
881 | } | |
882 | ||
883 | cx = kzalloc(sizeof(struct cx18), GFP_ATOMIC); | |
5811cf99 AW |
884 | if (cx == NULL) { |
885 | printk(KERN_ERR "cx18: cannot manage card %d, out of memory\n", | |
886 | i); | |
1c1e45d1 HV |
887 | return -ENOMEM; |
888 | } | |
888cdb07 | 889 | cx->pci_dev = pci_dev; |
5811cf99 AW |
890 | cx->instance = i; |
891 | ||
888cdb07 AW |
892 | retval = v4l2_device_register(&pci_dev->dev, &cx->v4l2_dev); |
893 | if (retval) { | |
5811cf99 AW |
894 | printk(KERN_ERR "cx18: v4l2_device_register of card %d failed" |
895 | "\n", cx->instance); | |
896 | kfree(cx); | |
897 | return retval; | |
888cdb07 | 898 | } |
5811cf99 AW |
899 | snprintf(cx->v4l2_dev.name, sizeof(cx->v4l2_dev.name), "cx18-%d", |
900 | cx->instance); | |
901 | CX18_INFO("Initializing card %d\n", cx->instance); | |
888cdb07 | 902 | |
1c1e45d1 HV |
903 | cx18_process_options(cx); |
904 | if (cx->options.cardtype == -1) { | |
905 | retval = -ENODEV; | |
5811cf99 | 906 | goto err; |
1c1e45d1 | 907 | } |
87116159 AW |
908 | |
909 | retval = cx18_init_struct1(cx); | |
910 | if (retval) | |
5811cf99 | 911 | goto err; |
1c1e45d1 HV |
912 | |
913 | CX18_DEBUG_INFO("base addr: 0x%08x\n", cx->base_addr); | |
914 | ||
915 | /* PCI Device Setup */ | |
3d05913d | 916 | retval = cx18_setup_pci(cx, pci_dev, pci_id); |
572bfea7 | 917 | if (retval != 0) |
87116159 | 918 | goto free_workqueues; |
572bfea7 | 919 | |
1c1e45d1 HV |
920 | /* map io memory */ |
921 | CX18_DEBUG_INFO("attempting ioremap at 0x%08x len 0x%08x\n", | |
922 | cx->base_addr + CX18_MEM_OFFSET, CX18_MEM_SIZE); | |
923 | cx->enc_mem = ioremap_nocache(cx->base_addr + CX18_MEM_OFFSET, | |
924 | CX18_MEM_SIZE); | |
925 | if (!cx->enc_mem) { | |
926 | CX18_ERR("ioremap failed, perhaps increasing __VMALLOC_RESERVE in page.h\n"); | |
927 | CX18_ERR("or disabling CONFIG_HIGHMEM4G into the kernel would help\n"); | |
928 | retval = -ENOMEM; | |
929 | goto free_mem; | |
930 | } | |
931 | cx->reg_mem = cx->enc_mem + CX18_REG_OFFSET; | |
b1526421 | 932 | devtype = cx18_read_reg(cx, 0xC72028); |
1c1e45d1 HV |
933 | switch (devtype & 0xff000000) { |
934 | case 0xff000000: | |
935 | CX18_INFO("cx23418 revision %08x (A)\n", devtype); | |
936 | break; | |
937 | case 0x01000000: | |
938 | CX18_INFO("cx23418 revision %08x (B)\n", devtype); | |
939 | break; | |
940 | default: | |
941 | CX18_INFO("cx23418 revision %08x (Unknown)\n", devtype); | |
942 | break; | |
943 | } | |
944 | ||
945 | cx18_init_power(cx, 1); | |
946 | cx18_init_memory(cx); | |
947 | ||
990c81c8 | 948 | cx->scb = (struct cx18_scb __iomem *)(cx->enc_mem + SCB_OFFSET); |
1c1e45d1 HV |
949 | cx18_init_scb(cx); |
950 | ||
951 | cx18_gpio_init(cx); | |
952 | ||
ff2a2001 AW |
953 | /* Initialize integrated A/V decoder early to set PLLs, just in case */ |
954 | retval = cx18_av_probe(cx); | |
fa3e7036 AW |
955 | if (retval) { |
956 | CX18_ERR("Could not register A/V decoder subdevice\n"); | |
957 | goto free_map; | |
958 | } | |
fa3e7036 | 959 | |
eefe1010 AW |
960 | /* Initialize GPIO Reset Controller to do chip resets during i2c init */ |
961 | if (cx->card->hw_all & CX18_HW_GPIO_RESET_CTRL) { | |
962 | if (cx18_gpio_register(cx, CX18_HW_GPIO_RESET_CTRL) != 0) | |
963 | CX18_WARN("Could not register GPIO reset controller" | |
964 | "subdevice; proceeding anyway.\n"); | |
965 | else | |
966 | cx->hw_flags |= CX18_HW_GPIO_RESET_CTRL; | |
967 | } | |
968 | ||
1c1e45d1 HV |
969 | /* active i2c */ |
970 | CX18_DEBUG_INFO("activating i2c...\n"); | |
9b4a7c8a AW |
971 | retval = init_cx18_i2c(cx); |
972 | if (retval) { | |
1c1e45d1 HV |
973 | CX18_ERR("Could not initialize i2c\n"); |
974 | goto free_map; | |
975 | } | |
976 | ||
1c1e45d1 HV |
977 | if (cx->card->hw_all & CX18_HW_TVEEPROM) { |
978 | /* Based on the model number the cardtype may be changed. | |
979 | The PCI IDs are not always reliable. */ | |
980 | cx18_process_eeprom(cx); | |
981 | } | |
982 | if (cx->card->comment) | |
983 | CX18_INFO("%s", cx->card->comment); | |
984 | if (cx->card->v4l2_capabilities == 0) { | |
985 | retval = -ENODEV; | |
986 | goto free_i2c; | |
987 | } | |
988 | cx18_init_memory(cx); | |
fd6b9c97 | 989 | cx18_init_scb(cx); |
1c1e45d1 HV |
990 | |
991 | /* Register IRQ */ | |
3d05913d | 992 | retval = request_irq(cx->pci_dev->irq, cx18_irq_handler, |
5811cf99 AW |
993 | IRQF_SHARED | IRQF_DISABLED, |
994 | cx->v4l2_dev.name, (void *)cx); | |
1c1e45d1 HV |
995 | if (retval) { |
996 | CX18_ERR("Failed to register irq %d\n", retval); | |
997 | goto free_i2c; | |
998 | } | |
999 | ||
1000 | if (cx->std == 0) | |
1001 | cx->std = V4L2_STD_NTSC_M; | |
1002 | ||
1003 | if (cx->options.tuner == -1) { | |
1c1e45d1 HV |
1004 | for (i = 0; i < CX18_CARD_MAX_TUNERS; i++) { |
1005 | if ((cx->std & cx->card->tuners[i].std) == 0) | |
1006 | continue; | |
1007 | cx->options.tuner = cx->card->tuners[i].tuner; | |
1008 | break; | |
1009 | } | |
1010 | } | |
1011 | /* if no tuner was found, then pick the first tuner in the card list */ | |
1012 | if (cx->options.tuner == -1 && cx->card->tuners[0].std) { | |
1013 | cx->std = cx->card->tuners[0].std; | |
c3cb4d95 HV |
1014 | if (cx->std & V4L2_STD_PAL) |
1015 | cx->std = V4L2_STD_PAL_BG | V4L2_STD_PAL_H; | |
1016 | else if (cx->std & V4L2_STD_NTSC) | |
1017 | cx->std = V4L2_STD_NTSC_M; | |
1018 | else if (cx->std & V4L2_STD_SECAM) | |
1019 | cx->std = V4L2_STD_SECAM_L; | |
1c1e45d1 HV |
1020 | cx->options.tuner = cx->card->tuners[0].tuner; |
1021 | } | |
1022 | if (cx->options.radio == -1) | |
1023 | cx->options.radio = (cx->card->radio_input.audio_type != 0); | |
1024 | ||
1025 | /* The card is now fully identified, continue with card-specific | |
1026 | initialization. */ | |
1027 | cx18_init_struct2(cx); | |
1028 | ||
ff2a2001 | 1029 | cx18_init_subdevs(cx); |
1c1e45d1 | 1030 | |
8d037ed1 | 1031 | if (cx->std & V4L2_STD_525_60) |
1c1e45d1 | 1032 | cx->is_60hz = 1; |
8d037ed1 | 1033 | else |
1c1e45d1 | 1034 | cx->is_50hz = 1; |
8d037ed1 | 1035 | |
1c1e45d1 HV |
1036 | cx->params.video_gop_size = cx->is_60hz ? 15 : 12; |
1037 | ||
1c1e45d1 HV |
1038 | if (cx->options.radio > 0) |
1039 | cx->v4l2_cap |= V4L2_CAP_RADIO; | |
1040 | ||
1c1e45d1 HV |
1041 | if (cx->options.tuner > -1) { |
1042 | struct tuner_setup setup; | |
1043 | ||
1044 | setup.addr = ADDR_UNSET; | |
1045 | setup.type = cx->options.tuner; | |
1046 | setup.mode_mask = T_ANALOG_TV; /* matches TV tuners */ | |
1047 | setup.tuner_callback = (setup.type == TUNER_XC2028) ? | |
1048 | cx18_reset_tuner_gpio : NULL; | |
ff2a2001 | 1049 | cx18_call_all(cx, tuner, s_type_addr, &setup); |
1c1e45d1 HV |
1050 | if (setup.type == TUNER_XC2028) { |
1051 | static struct xc2028_ctrl ctrl = { | |
1052 | .fname = XC2028_DEFAULT_FIRMWARE, | |
1053 | .max_len = 64, | |
1054 | }; | |
1055 | struct v4l2_priv_tun_config cfg = { | |
1056 | .tuner = cx->options.tuner, | |
1057 | .priv = &ctrl, | |
1058 | }; | |
ff2a2001 | 1059 | cx18_call_all(cx, tuner, s_config, &cfg); |
1c1e45d1 HV |
1060 | } |
1061 | } | |
1062 | ||
1063 | /* The tuner is fixed to the standard. The other inputs (e.g. S-Video) | |
1064 | are not. */ | |
1065 | cx->tuner_std = cx->std; | |
1066 | ||
5e7fdc5e HV |
1067 | retval = cx18_streams_setup(cx); |
1068 | if (retval) { | |
1069 | CX18_ERR("Error %d setting up streams\n", retval); | |
1070 | goto free_irq; | |
1071 | } | |
1072 | retval = cx18_streams_register(cx); | |
1073 | if (retval) { | |
1074 | CX18_ERR("Error %d registering devices\n", retval); | |
1075 | goto free_streams; | |
1076 | } | |
1c1e45d1 | 1077 | |
5811cf99 | 1078 | CX18_INFO("Initialized card: %s\n", cx->card_name); |
d68b687b DH |
1079 | |
1080 | /* Load cx18 submodules (cx18-alsa) */ | |
1081 | request_modules(cx); | |
1082 | ||
1c1e45d1 HV |
1083 | return 0; |
1084 | ||
1085 | free_streams: | |
3f98387e | 1086 | cx18_streams_cleanup(cx, 1); |
1c1e45d1 | 1087 | free_irq: |
3d05913d | 1088 | free_irq(cx->pci_dev->irq, (void *)cx); |
1c1e45d1 HV |
1089 | free_i2c: |
1090 | exit_cx18_i2c(cx); | |
1091 | free_map: | |
1092 | cx18_iounmap(cx); | |
1093 | free_mem: | |
1094 | release_mem_region(cx->base_addr, CX18_MEM_SIZE); | |
87116159 | 1095 | free_workqueues: |
deed75ed | 1096 | destroy_workqueue(cx->in_work_queue); |
87116159 | 1097 | destroy_workqueue(cx->out_work_queue); |
1c1e45d1 HV |
1098 | err: |
1099 | if (retval == 0) | |
1100 | retval = -ENODEV; | |
1101 | CX18_ERR("Error %d on initialization\n", retval); | |
1102 | ||
5811cf99 AW |
1103 | v4l2_device_unregister(&cx->v4l2_dev); |
1104 | kfree(cx); | |
1c1e45d1 HV |
1105 | return retval; |
1106 | } | |
1107 | ||
1108 | int cx18_init_on_first_open(struct cx18 *cx) | |
1109 | { | |
1110 | int video_input; | |
1111 | int fw_retry_count = 3; | |
1112 | struct v4l2_frequency vf; | |
3b6fe58f AW |
1113 | struct cx18_open_id fh; |
1114 | ||
1115 | fh.cx = cx; | |
1c1e45d1 HV |
1116 | |
1117 | if (test_bit(CX18_F_I_FAILED, &cx->i_flags)) | |
1118 | return -ENXIO; | |
1119 | ||
1120 | if (test_and_set_bit(CX18_F_I_INITED, &cx->i_flags)) | |
1121 | return 0; | |
1122 | ||
1123 | while (--fw_retry_count > 0) { | |
1124 | /* load firmware */ | |
1125 | if (cx18_firmware_init(cx) == 0) | |
1126 | break; | |
1127 | if (fw_retry_count > 1) | |
1128 | CX18_WARN("Retry loading firmware\n"); | |
1129 | } | |
1130 | ||
1131 | if (fw_retry_count == 0) { | |
1132 | set_bit(CX18_F_I_FAILED, &cx->i_flags); | |
1133 | return -ENXIO; | |
1134 | } | |
1135 | set_bit(CX18_F_I_LOADED_FW, &cx->i_flags); | |
1136 | ||
350145a4 AW |
1137 | /* |
1138 | * Init the firmware twice to work around a silicon bug | |
1139 | * with the digital TS. | |
1140 | * | |
1141 | * The second firmware load requires us to normalize the APU state, | |
1142 | * or the audio for the first analog capture will be badly incorrect. | |
1143 | * | |
1144 | * I can't seem to call APU_RESETAI and have it succeed without the | |
1145 | * APU capturing audio, so we start and stop it here to do the reset | |
1146 | */ | |
1147 | ||
1148 | /* MPEG Encoding, 224 kbps, MPEG Layer II, 48 ksps */ | |
1149 | cx18_vapi(cx, CX18_APU_START, 2, CX18_APU_ENCODING_METHOD_MPEG|0xb9, 0); | |
1150 | cx18_vapi(cx, CX18_APU_RESETAI, 0); | |
1151 | cx18_vapi(cx, CX18_APU_STOP, 1, CX18_APU_ENCODING_METHOD_MPEG); | |
1c1e45d1 HV |
1152 | |
1153 | fw_retry_count = 3; | |
1154 | while (--fw_retry_count > 0) { | |
1155 | /* load firmware */ | |
1156 | if (cx18_firmware_init(cx) == 0) | |
1157 | break; | |
1158 | if (fw_retry_count > 1) | |
1159 | CX18_WARN("Retry loading firmware\n"); | |
1160 | } | |
1161 | ||
1162 | if (fw_retry_count == 0) { | |
1163 | set_bit(CX18_F_I_FAILED, &cx->i_flags); | |
1164 | return -ENXIO; | |
1165 | } | |
1166 | ||
d5c02f6b AW |
1167 | /* |
1168 | * The second firmware load requires us to normalize the APU state, | |
1169 | * or the audio for the first analog capture will be badly incorrect. | |
1170 | * | |
1171 | * I can't seem to call APU_RESETAI and have it succeed without the | |
1172 | * APU capturing audio, so we start and stop it here to do the reset | |
1173 | */ | |
1174 | ||
1175 | /* MPEG Encoding, 224 kbps, MPEG Layer II, 48 ksps */ | |
1176 | cx18_vapi(cx, CX18_APU_START, 2, CX18_APU_ENCODING_METHOD_MPEG|0xb9, 0); | |
1177 | cx18_vapi(cx, CX18_APU_RESETAI, 0); | |
1178 | cx18_vapi(cx, CX18_APU_STOP, 1, CX18_APU_ENCODING_METHOD_MPEG); | |
1179 | ||
fa3e7036 | 1180 | /* Init the A/V decoder, if it hasn't been already */ |
cc26b076 | 1181 | v4l2_subdev_call(cx->sd_av, core, load_fw); |
fa3e7036 | 1182 | |
1c1e45d1 HV |
1183 | vf.tuner = 0; |
1184 | vf.type = V4L2_TUNER_ANALOG_TV; | |
1185 | vf.frequency = 6400; /* the tuner 'baseline' frequency */ | |
1186 | ||
1187 | /* Set initial frequency. For PAL/SECAM broadcasts no | |
1188 | 'default' channel exists AFAIK. */ | |
1189 | if (cx->std == V4L2_STD_NTSC_M_JP) | |
1190 | vf.frequency = 1460; /* ch. 1 91250*16/1000 */ | |
1191 | else if (cx->std & V4L2_STD_NTSC_M) | |
1192 | vf.frequency = 1076; /* ch. 4 67250*16/1000 */ | |
1193 | ||
1194 | video_input = cx->active_input; | |
1195 | cx->active_input++; /* Force update of input */ | |
3b6fe58f | 1196 | cx18_s_input(NULL, &fh, video_input); |
1c1e45d1 HV |
1197 | |
1198 | /* Let the VIDIOC_S_STD ioctl do all the work, keeps the code | |
1199 | in one place. */ | |
1200 | cx->std++; /* Force full standard initialization */ | |
3b6fe58f AW |
1201 | cx18_s_std(NULL, &fh, &cx->tuner_std); |
1202 | cx18_s_frequency(NULL, &fh, &vf); | |
1c1e45d1 HV |
1203 | return 0; |
1204 | } | |
1205 | ||
deed75ed | 1206 | static void cx18_cancel_in_work_orders(struct cx18 *cx) |
18b5dc2e AW |
1207 | { |
1208 | int i; | |
deed75ed AW |
1209 | for (i = 0; i < CX18_MAX_IN_WORK_ORDERS; i++) |
1210 | cancel_work_sync(&cx->in_work_order[i].work); | |
18b5dc2e AW |
1211 | } |
1212 | ||
21a278b8 AW |
1213 | static void cx18_cancel_out_work_orders(struct cx18 *cx) |
1214 | { | |
1215 | int i; | |
1216 | for (i = 0; i < CX18_MAX_STREAMS; i++) | |
1217 | if (&cx->streams[i].video_dev != NULL) | |
1218 | cancel_work_sync(&cx->streams[i].out_work_order); | |
1219 | } | |
1220 | ||
1c1e45d1 HV |
1221 | static void cx18_remove(struct pci_dev *pci_dev) |
1222 | { | |
888cdb07 | 1223 | struct v4l2_device *v4l2_dev = pci_get_drvdata(pci_dev); |
5811cf99 | 1224 | struct cx18 *cx = to_cx18(v4l2_dev); |
6da6bf5e | 1225 | int i; |
1c1e45d1 | 1226 | |
5811cf99 | 1227 | CX18_DEBUG_INFO("Removing Card\n"); |
1c1e45d1 HV |
1228 | |
1229 | /* Stop all captures */ | |
1230 | CX18_DEBUG_INFO("Stopping all streams\n"); | |
31554ae5 | 1231 | if (atomic_read(&cx->tot_capturing) > 0) |
1c1e45d1 HV |
1232 | cx18_stop_all_captures(cx); |
1233 | ||
87116159 | 1234 | /* Stop interrupts that cause incoming work to be queued */ |
b1526421 | 1235 | cx18_sw1_irq_disable(cx, IRQ_CPU_TO_EPU | IRQ_APU_TO_EPU); |
87116159 AW |
1236 | |
1237 | /* Incoming work can cause outgoing work, so clean up incoming first */ | |
1238 | cx18_cancel_in_work_orders(cx); | |
21a278b8 | 1239 | cx18_cancel_out_work_orders(cx); |
87116159 AW |
1240 | |
1241 | /* Stop ack interrupts that may have been needed for work to finish */ | |
b1526421 | 1242 | cx18_sw2_irq_disable(cx, IRQ_CPU_TO_EPU_ACK | IRQ_APU_TO_EPU_ACK); |
1c1e45d1 HV |
1243 | |
1244 | cx18_halt_firmware(cx); | |
1245 | ||
deed75ed | 1246 | destroy_workqueue(cx->in_work_queue); |
87116159 | 1247 | destroy_workqueue(cx->out_work_queue); |
572bfea7 | 1248 | |
3f98387e | 1249 | cx18_streams_cleanup(cx, 1); |
1c1e45d1 HV |
1250 | |
1251 | exit_cx18_i2c(cx); | |
1252 | ||
3d05913d | 1253 | free_irq(cx->pci_dev->irq, (void *)cx); |
1c1e45d1 | 1254 | |
cba627a5 | 1255 | cx18_iounmap(cx); |
1c1e45d1 HV |
1256 | |
1257 | release_mem_region(cx->base_addr, CX18_MEM_SIZE); | |
1258 | ||
3d05913d | 1259 | pci_disable_device(cx->pci_dev); |
6da6bf5e AW |
1260 | |
1261 | if (cx->vbi.sliced_mpeg_data[0] != NULL) | |
1262 | for (i = 0; i < CX18_VBI_FRAMES; i++) | |
1263 | kfree(cx->vbi.sliced_mpeg_data[i]); | |
1c1e45d1 | 1264 | |
5811cf99 | 1265 | CX18_INFO("Removed %s\n", cx->card_name); |
888cdb07 | 1266 | |
5811cf99 AW |
1267 | v4l2_device_unregister(v4l2_dev); |
1268 | kfree(cx); | |
1c1e45d1 HV |
1269 | } |
1270 | ||
d68b687b | 1271 | |
1c1e45d1 HV |
1272 | /* define a pci_driver for card detection */ |
1273 | static struct pci_driver cx18_pci_driver = { | |
1274 | .name = "cx18", | |
1275 | .id_table = cx18_pci_tbl, | |
1276 | .probe = cx18_probe, | |
1277 | .remove = cx18_remove, | |
1278 | }; | |
1279 | ||
9710e7a7 | 1280 | static int __init module_start(void) |
1c1e45d1 | 1281 | { |
f8bd9d26 DH |
1282 | printk(KERN_INFO "cx18: Start initialization, version %s\n", |
1283 | CX18_VERSION); | |
1c1e45d1 | 1284 | |
1c1e45d1 HV |
1285 | /* Validate parameters */ |
1286 | if (cx18_first_minor < 0 || cx18_first_minor >= CX18_MAX_CARDS) { | |
dd89601d | 1287 | printk(KERN_ERR "cx18: Exiting, cx18_first_minor must be between 0 and %d\n", |
1c1e45d1 HV |
1288 | CX18_MAX_CARDS - 1); |
1289 | return -1; | |
1290 | } | |
1291 | ||
1292 | if (cx18_debug < 0 || cx18_debug > 511) { | |
1293 | cx18_debug = 0; | |
1294 | printk(KERN_INFO "cx18: Debug value must be >= 0 and <= 511!\n"); | |
1295 | } | |
1296 | ||
1297 | if (pci_register_driver(&cx18_pci_driver)) { | |
1298 | printk(KERN_ERR "cx18: Error detecting PCI card\n"); | |
1299 | return -ENODEV; | |
1300 | } | |
1301 | printk(KERN_INFO "cx18: End initialization\n"); | |
1302 | return 0; | |
1303 | } | |
1304 | ||
9710e7a7 | 1305 | static void __exit module_cleanup(void) |
1c1e45d1 | 1306 | { |
1c1e45d1 | 1307 | pci_unregister_driver(&cx18_pci_driver); |
1c1e45d1 HV |
1308 | } |
1309 | ||
1310 | module_init(module_start); | |
1311 | module_exit(module_cleanup); |