Commit | Line | Data |
---|---|---|
1da177e4 | 1 | /* |
1da177e4 LT |
2 | * |
3 | * device driver for philips saa7134 based TV cards | |
4 | * driver core | |
5 | * | |
6 | * (c) 2001-03 Gerd Knorr <kraxel@bytesex.org> [SuSE Labs] | |
7 | * | |
8 | * This program is free software; you can redistribute it and/or modify | |
9 | * it under the terms of the GNU General Public License as published by | |
10 | * the Free Software Foundation; either version 2 of the License, or | |
11 | * (at your option) any later version. | |
12 | * | |
13 | * This program is distributed in the hope that it will be useful, | |
14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
16 | * GNU General Public License for more details. | |
17 | * | |
18 | * You should have received a copy of the GNU General Public License | |
19 | * along with this program; if not, write to the Free Software | |
20 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. | |
21 | */ | |
22 | ||
9a12ccfc MCC |
23 | #include "saa7134.h" |
24 | #include "saa7134-reg.h" | |
25 | ||
1da177e4 LT |
26 | #include <linux/init.h> |
27 | #include <linux/list.h> | |
28 | #include <linux/module.h> | |
1da177e4 LT |
29 | #include <linux/kernel.h> |
30 | #include <linux/slab.h> | |
31 | #include <linux/kmod.h> | |
32 | #include <linux/sound.h> | |
33 | #include <linux/interrupt.h> | |
34 | #include <linux/delay.h> | |
1e4baed3 | 35 | #include <linux/mutex.h> |
56b146d3 | 36 | #include <linux/dma-mapping.h> |
cb71201f | 37 | #include <linux/pm.h> |
1da177e4 | 38 | |
1da177e4 LT |
39 | MODULE_DESCRIPTION("v4l2 driver module for saa7130/34 based TV cards"); |
40 | MODULE_AUTHOR("Gerd Knorr <kraxel@bytesex.org> [SuSE Labs]"); | |
41 | MODULE_LICENSE("GPL"); | |
1990d50b MCC |
42 | MODULE_VERSION(SAA7134_VERSION); |
43 | ||
1da177e4 LT |
44 | |
45 | /* ------------------------------------------------------------------ */ | |
46 | ||
ff699e6b | 47 | static unsigned int irq_debug; |
1da177e4 LT |
48 | module_param(irq_debug, int, 0644); |
49 | MODULE_PARM_DESC(irq_debug,"enable debug messages [IRQ handler]"); | |
50 | ||
ff699e6b | 51 | static unsigned int core_debug; |
1da177e4 LT |
52 | module_param(core_debug, int, 0644); |
53 | MODULE_PARM_DESC(core_debug,"enable debug messages [core]"); | |
54 | ||
ff699e6b | 55 | static unsigned int gpio_tracking; |
1da177e4 LT |
56 | module_param(gpio_tracking, int, 0644); |
57 | MODULE_PARM_DESC(gpio_tracking,"enable debug messages [gpio]"); | |
58 | ||
23ce51d9 | 59 | static unsigned int alsa = 1; |
4aabf633 | 60 | module_param(alsa, int, 0644); |
23ce51d9 | 61 | MODULE_PARM_DESC(alsa,"enable/disable ALSA DMA sound [dmasound]"); |
4aabf633 | 62 | |
1da177e4 LT |
63 | static unsigned int latency = UNSET; |
64 | module_param(latency, int, 0444); | |
65 | MODULE_PARM_DESC(latency,"pci latency timer"); | |
66 | ||
ecb73774 MCC |
67 | int saa7134_no_overlay=-1; |
68 | module_param_named(no_overlay, saa7134_no_overlay, int, 0444); | |
9050d942 MCC |
69 | MODULE_PARM_DESC(no_overlay,"allow override overlay default (0 disables, 1 enables)" |
70 | " [some VIA/SIS chipsets are known to have problem with overlay]"); | |
71 | ||
a3f415ab HV |
72 | bool saa7134_userptr; |
73 | module_param(saa7134_userptr, bool, 0644); | |
74 | MODULE_PARM_DESC(saa7134_userptr, "enable page-aligned userptr support"); | |
75 | ||
1da177e4 LT |
76 | static unsigned int video_nr[] = {[0 ... (SAA7134_MAXBOARDS - 1)] = UNSET }; |
77 | static unsigned int vbi_nr[] = {[0 ... (SAA7134_MAXBOARDS - 1)] = UNSET }; | |
78 | static unsigned int radio_nr[] = {[0 ... (SAA7134_MAXBOARDS - 1)] = UNSET }; | |
1da177e4 LT |
79 | static unsigned int tuner[] = {[0 ... (SAA7134_MAXBOARDS - 1)] = UNSET }; |
80 | static unsigned int card[] = {[0 ... (SAA7134_MAXBOARDS - 1)] = UNSET }; | |
81 | ||
674434c6 | 82 | |
1da177e4 LT |
83 | module_param_array(video_nr, int, NULL, 0444); |
84 | module_param_array(vbi_nr, int, NULL, 0444); | |
85 | module_param_array(radio_nr, int, NULL, 0444); | |
1da177e4 LT |
86 | module_param_array(tuner, int, NULL, 0444); |
87 | module_param_array(card, int, NULL, 0444); | |
88 | ||
89 | MODULE_PARM_DESC(video_nr, "video device number"); | |
90 | MODULE_PARM_DESC(vbi_nr, "vbi device number"); | |
91 | MODULE_PARM_DESC(radio_nr, "radio device number"); | |
1da177e4 LT |
92 | MODULE_PARM_DESC(tuner, "tuner type"); |
93 | MODULE_PARM_DESC(card, "card type"); | |
94 | ||
befd6e64 MCC |
95 | DEFINE_MUTEX(saa7134_devlist_lock); |
96 | EXPORT_SYMBOL(saa7134_devlist_lock); | |
1da177e4 | 97 | LIST_HEAD(saa7134_devlist); |
befd6e64 | 98 | EXPORT_SYMBOL(saa7134_devlist); |
1da177e4 LT |
99 | static LIST_HEAD(mops_list); |
100 | static unsigned int saa7134_devcount; | |
101 | ||
78457018 AB |
102 | int (*saa7134_dmasound_init)(struct saa7134_dev *dev); |
103 | int (*saa7134_dmasound_exit)(struct saa7134_dev *dev); | |
f5b974cb | 104 | |
45f38cb3 MCC |
105 | #define core_dbg(fmt, arg...) do { \ |
106 | if (core_debug) \ | |
107 | printk(KERN_DEBUG pr_fmt("core: " fmt), ## arg); \ | |
108 | } while (0) | |
109 | ||
110 | #define irq_dbg(level, fmt, arg...) do {\ | |
111 | if (irq_debug > level) \ | |
112 | printk(KERN_DEBUG pr_fmt("irq: " fmt), ## arg); \ | |
113 | } while (0) | |
1da177e4 | 114 | |
1da177e4 LT |
115 | void saa7134_track_gpio(struct saa7134_dev *dev, char *msg) |
116 | { | |
117 | unsigned long mode,status; | |
118 | ||
119 | if (!gpio_tracking) | |
120 | return; | |
121 | /* rising SAA7134_GPIO_GPRESCAN reads the status */ | |
122 | saa_andorb(SAA7134_GPIO_GPMODE3,SAA7134_GPIO_GPRESCAN,0); | |
123 | saa_andorb(SAA7134_GPIO_GPMODE3,SAA7134_GPIO_GPRESCAN,SAA7134_GPIO_GPRESCAN); | |
124 | mode = saa_readl(SAA7134_GPIO_GPMODE0 >> 2) & 0xfffffff; | |
125 | status = saa_readl(SAA7134_GPIO_GPSTATUS0 >> 2) & 0xfffffff; | |
c6c62cce | 126 | core_dbg("%s: gpio: mode=0x%07lx in=0x%07lx out=0x%07lx [%s]\n", |
1da177e4 LT |
127 | dev->name, mode, (~mode) & status, mode & status, msg); |
128 | } | |
129 | ||
b8195946 HH |
130 | void saa7134_set_gpio(struct saa7134_dev *dev, int bit_no, int value) |
131 | { | |
132 | u32 index, bitval; | |
b8195946 HH |
133 | |
134 | index = 1 << bit_no; | |
135 | switch (value) { | |
136 | case 0: /* static value */ | |
6139ebc6 MCC |
137 | case 1: |
138 | core_dbg("setting GPIO%d to static %d\n", bit_no, value); | |
b8195946 HH |
139 | /* turn sync mode off if necessary */ |
140 | if (index & 0x00c00000) | |
141 | saa_andorb(SAA7134_VIDEO_PORT_CTRL6, 0x0f, 0x00); | |
142 | if (value) | |
143 | bitval = index; | |
144 | else | |
145 | bitval = 0; | |
146 | saa_andorl(SAA7134_GPIO_GPMODE0 >> 2, index, index); | |
147 | saa_andorl(SAA7134_GPIO_GPSTATUS0 >> 2, index, bitval); | |
148 | break; | |
149 | case 3: /* tristate */ | |
c6c62cce | 150 | core_dbg("setting GPIO%d to tristate\n", bit_no); |
b8195946 HH |
151 | saa_andorl(SAA7134_GPIO_GPMODE0 >> 2, index, 0); |
152 | break; | |
cfeb8839 HH |
153 | } |
154 | } | |
155 | ||
1da177e4 LT |
156 | /* ------------------------------------------------------------------ */ |
157 | ||
1da177e4 LT |
158 | |
159 | /* ----------------------------------------------------------- */ | |
160 | /* delayed request_module */ | |
161 | ||
fd1eab73 | 162 | #if defined(CONFIG_MODULES) && defined(MODULE) |
1da177e4 | 163 | |
4217e252 MR |
164 | static void request_module_async(struct work_struct *work){ |
165 | struct saa7134_dev* dev = container_of(work, struct saa7134_dev, request_module_wk); | |
166 | if (card_is_empress(dev)) | |
4ac97914 | 167 | request_module("saa7134-empress"); |
4217e252 | 168 | if (card_is_dvb(dev)) |
4ac97914 | 169 | request_module("saa7134-dvb"); |
452015de HV |
170 | if (card_is_go7007(dev)) |
171 | request_module("saa7134-go7007"); | |
23ce51d9 MCC |
172 | if (alsa) { |
173 | if (dev->pci->device != PCI_DEVICE_ID_PHILIPS_SAA7130) | |
174 | request_module("saa7134-alsa"); | |
175 | } | |
1da177e4 LT |
176 | } |
177 | ||
4217e252 | 178 | static void request_submodules(struct saa7134_dev *dev) |
1da177e4 | 179 | { |
4217e252 MR |
180 | INIT_WORK(&dev->request_module_wk, request_module_async); |
181 | schedule_work(&dev->request_module_wk); | |
1da177e4 LT |
182 | } |
183 | ||
707bcf32 TH |
184 | static void flush_request_submodules(struct saa7134_dev *dev) |
185 | { | |
43829731 | 186 | flush_work(&dev->request_module_wk); |
707bcf32 TH |
187 | } |
188 | ||
1da177e4 | 189 | #else |
15f189e9 | 190 | #define request_submodules(dev) |
707bcf32 | 191 | #define flush_request_submodules(dev) |
1da177e4 LT |
192 | #endif /* CONFIG_MODULES */ |
193 | ||
194 | /* ------------------------------------------------------------------ */ | |
195 | ||
196 | /* nr of (saa7134-)pages for the given buffer size */ | |
197 | static int saa7134_buffer_pages(int size) | |
198 | { | |
199 | size = PAGE_ALIGN(size); | |
200 | size += PAGE_SIZE; /* for non-page-aligned buffers */ | |
201 | size /= 4096; | |
202 | return size; | |
203 | } | |
204 | ||
205 | /* calc max # of buffers from size (must not exceed the 4MB virtual | |
206 | * address space per DMA channel) */ | |
207 | int saa7134_buffer_count(unsigned int size, unsigned int count) | |
208 | { | |
209 | unsigned int maxcount; | |
210 | ||
211 | maxcount = 1024 / saa7134_buffer_pages(size); | |
212 | if (count > maxcount) | |
213 | count = maxcount; | |
214 | return count; | |
215 | } | |
216 | ||
217 | int saa7134_buffer_startpage(struct saa7134_buf *buf) | |
218 | { | |
2d700715 JS |
219 | return saa7134_buffer_pages(vb2_plane_size(&buf->vb2.vb2_buf, 0)) |
220 | * buf->vb2.vb2_buf.index; | |
1da177e4 LT |
221 | } |
222 | ||
223 | unsigned long saa7134_buffer_base(struct saa7134_buf *buf) | |
224 | { | |
225 | unsigned long base; | |
2d700715 | 226 | struct sg_table *dma = vb2_dma_sg_plane_desc(&buf->vb2.vb2_buf, 0); |
1da177e4 LT |
227 | |
228 | base = saa7134_buffer_startpage(buf) * 4096; | |
2ada815f | 229 | base += dma->sgl[0].offset; |
1da177e4 LT |
230 | return base; |
231 | } | |
232 | ||
233 | /* ------------------------------------------------------------------ */ | |
234 | ||
235 | int saa7134_pgtable_alloc(struct pci_dev *pci, struct saa7134_pgtable *pt) | |
236 | { | |
4ac97914 | 237 | __le32 *cpu; |
614b147b | 238 | dma_addr_t dma_addr = 0; |
1da177e4 LT |
239 | |
240 | cpu = pci_alloc_consistent(pci, SAA7134_PGTABLE_SIZE, &dma_addr); | |
241 | if (NULL == cpu) | |
242 | return -ENOMEM; | |
243 | pt->size = SAA7134_PGTABLE_SIZE; | |
244 | pt->cpu = cpu; | |
245 | pt->dma = dma_addr; | |
246 | return 0; | |
247 | } | |
248 | ||
249 | int saa7134_pgtable_build(struct pci_dev *pci, struct saa7134_pgtable *pt, | |
250 | struct scatterlist *list, unsigned int length, | |
251 | unsigned int startpage) | |
252 | { | |
c9c12b79 | 253 | __le32 *ptr; |
e72936d2 | 254 | unsigned int i, p; |
1da177e4 LT |
255 | |
256 | BUG_ON(NULL == pt || NULL == pt->cpu); | |
257 | ||
258 | ptr = pt->cpu + startpage; | |
2ada815f | 259 | for (i = 0; i < length; i++, list = sg_next(list)) { |
1da177e4 | 260 | for (p = 0; p * 4096 < list->length; p++, ptr++) |
2ada815f HV |
261 | *ptr = cpu_to_le32(sg_dma_address(list) + |
262 | list->offset + p * 4096); | |
263 | } | |
1da177e4 LT |
264 | return 0; |
265 | } | |
266 | ||
267 | void saa7134_pgtable_free(struct pci_dev *pci, struct saa7134_pgtable *pt) | |
268 | { | |
269 | if (NULL == pt->cpu) | |
270 | return; | |
271 | pci_free_consistent(pci, pt->size, pt->cpu, pt->dma); | |
272 | pt->cpu = NULL; | |
273 | } | |
274 | ||
275 | /* ------------------------------------------------------------------ */ | |
276 | ||
1da177e4 LT |
277 | int saa7134_buffer_queue(struct saa7134_dev *dev, |
278 | struct saa7134_dmaqueue *q, | |
279 | struct saa7134_buf *buf) | |
280 | { | |
281 | struct saa7134_buf *next = NULL; | |
2ada815f | 282 | unsigned long flags; |
1da177e4 | 283 | |
2ada815f | 284 | spin_lock_irqsave(&dev->slock, flags); |
c6c62cce | 285 | core_dbg("buffer_queue %p\n", buf); |
1da177e4 LT |
286 | if (NULL == q->curr) { |
287 | if (!q->need_two) { | |
288 | q->curr = buf; | |
e72936d2 | 289 | buf->activate(dev, buf, NULL); |
1da177e4 | 290 | } else if (list_empty(&q->queue)) { |
2ada815f | 291 | list_add_tail(&buf->entry, &q->queue); |
1da177e4 | 292 | } else { |
e72936d2 | 293 | next = list_entry(q->queue.next, struct saa7134_buf, |
2ada815f | 294 | entry); |
1da177e4 | 295 | q->curr = buf; |
e72936d2 | 296 | buf->activate(dev, buf, next); |
1da177e4 LT |
297 | } |
298 | } else { | |
2ada815f | 299 | list_add_tail(&buf->entry, &q->queue); |
1da177e4 | 300 | } |
2ada815f | 301 | spin_unlock_irqrestore(&dev->slock, flags); |
1da177e4 LT |
302 | return 0; |
303 | } | |
304 | ||
305 | void saa7134_buffer_finish(struct saa7134_dev *dev, | |
306 | struct saa7134_dmaqueue *q, | |
307 | unsigned int state) | |
308 | { | |
c6c62cce | 309 | core_dbg("buffer_finish %p\n", q->curr); |
1da177e4 LT |
310 | |
311 | /* finish current buffer */ | |
d6dd645e | 312 | q->curr->vb2.vb2_buf.timestamp = ktime_get_ns(); |
2d700715 JS |
313 | q->curr->vb2.sequence = q->seq_nr++; |
314 | vb2_buffer_done(&q->curr->vb2.vb2_buf, state); | |
1da177e4 LT |
315 | q->curr = NULL; |
316 | } | |
317 | ||
318 | void saa7134_buffer_next(struct saa7134_dev *dev, | |
319 | struct saa7134_dmaqueue *q) | |
320 | { | |
321 | struct saa7134_buf *buf,*next = NULL; | |
322 | ||
323 | assert_spin_locked(&dev->slock); | |
324 | BUG_ON(NULL != q->curr); | |
325 | ||
326 | if (!list_empty(&q->queue)) { | |
327 | /* activate next one from queue */ | |
2ada815f | 328 | buf = list_entry(q->queue.next, struct saa7134_buf, entry); |
c6c62cce | 329 | core_dbg("buffer_next %p [prev=%p/next=%p]\n", |
e72936d2 | 330 | buf, q->queue.prev, q->queue.next); |
2ada815f | 331 | list_del(&buf->entry); |
1da177e4 | 332 | if (!list_empty(&q->queue)) |
2ada815f | 333 | next = list_entry(q->queue.next, struct saa7134_buf, entry); |
1da177e4 | 334 | q->curr = buf; |
e72936d2 | 335 | buf->activate(dev, buf, next); |
c6c62cce | 336 | core_dbg("buffer_next #2 prev=%p/next=%p\n", |
e72936d2 | 337 | q->queue.prev, q->queue.next); |
1da177e4 LT |
338 | } else { |
339 | /* nothing to do -- just stop DMA */ | |
c6c62cce | 340 | core_dbg("buffer_next %p\n", NULL); |
1da177e4 LT |
341 | saa7134_set_dmabits(dev); |
342 | del_timer(&q->timeout); | |
343 | } | |
344 | } | |
345 | ||
346 | void saa7134_buffer_timeout(unsigned long data) | |
347 | { | |
e72936d2 | 348 | struct saa7134_dmaqueue *q = (struct saa7134_dmaqueue *)data; |
1da177e4 LT |
349 | struct saa7134_dev *dev = q->dev; |
350 | unsigned long flags; | |
351 | ||
e72936d2 | 352 | spin_lock_irqsave(&dev->slock, flags); |
1da177e4 LT |
353 | |
354 | /* try to reset the hardware (SWRST) */ | |
355 | saa_writeb(SAA7134_REGION_ENABLE, 0x00); | |
356 | saa_writeb(SAA7134_REGION_ENABLE, 0x80); | |
357 | saa_writeb(SAA7134_REGION_ENABLE, 0x00); | |
358 | ||
359 | /* flag current buffer as failed, | |
360 | try to start over with the next one. */ | |
361 | if (q->curr) { | |
c6c62cce | 362 | core_dbg("timeout on %p\n", q->curr); |
2ada815f | 363 | saa7134_buffer_finish(dev, q, VB2_BUF_STATE_ERROR); |
1da177e4 | 364 | } |
e72936d2 HV |
365 | saa7134_buffer_next(dev, q); |
366 | spin_unlock_irqrestore(&dev->slock, flags); | |
1da177e4 LT |
367 | } |
368 | ||
2ada815f HV |
369 | void saa7134_stop_streaming(struct saa7134_dev *dev, struct saa7134_dmaqueue *q) |
370 | { | |
371 | unsigned long flags; | |
372 | struct list_head *pos, *n; | |
373 | struct saa7134_buf *tmp; | |
374 | ||
375 | spin_lock_irqsave(&dev->slock, flags); | |
376 | if (!list_empty(&q->queue)) { | |
377 | list_for_each_safe(pos, n, &q->queue) { | |
378 | tmp = list_entry(pos, struct saa7134_buf, entry); | |
2d700715 JS |
379 | vb2_buffer_done(&tmp->vb2.vb2_buf, |
380 | VB2_BUF_STATE_ERROR); | |
2ada815f HV |
381 | list_del(pos); |
382 | tmp = NULL; | |
383 | } | |
384 | } | |
385 | spin_unlock_irqrestore(&dev->slock, flags); | |
386 | saa7134_buffer_timeout((unsigned long)q); /* also calls del_timer(&q->timeout) */ | |
387 | } | |
388 | EXPORT_SYMBOL_GPL(saa7134_stop_streaming); | |
389 | ||
1da177e4 LT |
390 | /* ------------------------------------------------------------------ */ |
391 | ||
392 | int saa7134_set_dmabits(struct saa7134_dev *dev) | |
393 | { | |
394 | u32 split, task=0, ctrl=0, irq=0; | |
395 | enum v4l2_field cap = V4L2_FIELD_ANY; | |
396 | enum v4l2_field ov = V4L2_FIELD_ANY; | |
397 | ||
398 | assert_spin_locked(&dev->slock); | |
399 | ||
c458473e | 400 | if (dev->insuspend) |
acd827d6 ML |
401 | return 0; |
402 | ||
1da177e4 LT |
403 | /* video capture -- dma 0 + video task A */ |
404 | if (dev->video_q.curr) { | |
405 | task |= 0x01; | |
406 | ctrl |= SAA7134_MAIN_CTRL_TE0; | |
407 | irq |= SAA7134_IRQ1_INTE_RA0_1 | | |
408 | SAA7134_IRQ1_INTE_RA0_0; | |
2ada815f | 409 | cap = dev->field; |
1da177e4 LT |
410 | } |
411 | ||
412 | /* video capture -- dma 1+2 (planar modes) */ | |
9e534f84 | 413 | if (dev->video_q.curr && dev->fmt->planar) { |
1da177e4 LT |
414 | ctrl |= SAA7134_MAIN_CTRL_TE4 | |
415 | SAA7134_MAIN_CTRL_TE5; | |
416 | } | |
417 | ||
418 | /* screen overlay -- dma 0 + video task B */ | |
419 | if (dev->ovenable) { | |
420 | task |= 0x10; | |
421 | ctrl |= SAA7134_MAIN_CTRL_TE1; | |
422 | ov = dev->ovfield; | |
423 | } | |
424 | ||
425 | /* vbi capture -- dma 0 + vbi task A+B */ | |
426 | if (dev->vbi_q.curr) { | |
427 | task |= 0x22; | |
428 | ctrl |= SAA7134_MAIN_CTRL_TE2 | | |
429 | SAA7134_MAIN_CTRL_TE3; | |
430 | irq |= SAA7134_IRQ1_INTE_RA0_7 | | |
431 | SAA7134_IRQ1_INTE_RA0_6 | | |
432 | SAA7134_IRQ1_INTE_RA0_5 | | |
433 | SAA7134_IRQ1_INTE_RA0_4; | |
434 | } | |
435 | ||
436 | /* audio capture -- dma 3 */ | |
b54134be | 437 | if (dev->dmasound.dma_running) { |
1da177e4 LT |
438 | ctrl |= SAA7134_MAIN_CTRL_TE6; |
439 | irq |= SAA7134_IRQ1_INTE_RA3_1 | | |
440 | SAA7134_IRQ1_INTE_RA3_0; | |
441 | } | |
442 | ||
443 | /* TS capture -- dma 5 */ | |
444 | if (dev->ts_q.curr) { | |
445 | ctrl |= SAA7134_MAIN_CTRL_TE5; | |
8809b9cc | 446 | irq |= SAA7134_IRQ1_INTE_RA2_1 | |
1da177e4 LT |
447 | SAA7134_IRQ1_INTE_RA2_0; |
448 | } | |
449 | ||
450 | /* set task conditions + field handling */ | |
451 | if (V4L2_FIELD_HAS_BOTH(cap) || V4L2_FIELD_HAS_BOTH(ov) || cap == ov) { | |
452 | /* default config -- use full frames */ | |
453 | saa_writeb(SAA7134_TASK_CONDITIONS(TASK_A), 0x0d); | |
454 | saa_writeb(SAA7134_TASK_CONDITIONS(TASK_B), 0x0d); | |
455 | saa_writeb(SAA7134_FIELD_HANDLING(TASK_A), 0x02); | |
456 | saa_writeb(SAA7134_FIELD_HANDLING(TASK_B), 0x02); | |
457 | split = 0; | |
458 | } else { | |
459 | /* split fields between tasks */ | |
460 | if (V4L2_FIELD_TOP == cap) { | |
461 | /* odd A, even B, repeat */ | |
462 | saa_writeb(SAA7134_TASK_CONDITIONS(TASK_A), 0x0d); | |
463 | saa_writeb(SAA7134_TASK_CONDITIONS(TASK_B), 0x0e); | |
464 | } else { | |
465 | /* odd B, even A, repeat */ | |
466 | saa_writeb(SAA7134_TASK_CONDITIONS(TASK_A), 0x0e); | |
467 | saa_writeb(SAA7134_TASK_CONDITIONS(TASK_B), 0x0d); | |
468 | } | |
469 | saa_writeb(SAA7134_FIELD_HANDLING(TASK_A), 0x01); | |
470 | saa_writeb(SAA7134_FIELD_HANDLING(TASK_B), 0x01); | |
471 | split = 1; | |
472 | } | |
473 | ||
474 | /* irqs */ | |
475 | saa_writeb(SAA7134_REGION_ENABLE, task); | |
476 | saa_writel(SAA7134_IRQ1, irq); | |
477 | saa_andorl(SAA7134_MAIN_CTRL, | |
478 | SAA7134_MAIN_CTRL_TE0 | | |
479 | SAA7134_MAIN_CTRL_TE1 | | |
480 | SAA7134_MAIN_CTRL_TE2 | | |
481 | SAA7134_MAIN_CTRL_TE3 | | |
482 | SAA7134_MAIN_CTRL_TE4 | | |
483 | SAA7134_MAIN_CTRL_TE5 | | |
484 | SAA7134_MAIN_CTRL_TE6, | |
485 | ctrl); | |
c6c62cce | 486 | core_dbg("dmabits: task=0x%02x ctrl=0x%02x irq=0x%x split=%s\n", |
1da177e4 LT |
487 | task, ctrl, irq, split ? "no" : "yes"); |
488 | ||
489 | return 0; | |
490 | } | |
491 | ||
492 | /* ------------------------------------------------------------------ */ | |
493 | /* IRQ handler + helpers */ | |
494 | ||
495 | static char *irqbits[] = { | |
496 | "DONE_RA0", "DONE_RA1", "DONE_RA2", "DONE_RA3", | |
497 | "AR", "PE", "PWR_ON", "RDCAP", "INTL", "FIDT", "MMC", | |
498 | "TRIG_ERR", "CONF_ERR", "LOAD_ERR", | |
3629e1da | 499 | "GPIO16", "GPIO18", "GPIO22", "GPIO23" |
1da177e4 LT |
500 | }; |
501 | #define IRQBITS ARRAY_SIZE(irqbits) | |
502 | ||
503 | static void print_irqstatus(struct saa7134_dev *dev, int loop, | |
504 | unsigned long report, unsigned long status) | |
505 | { | |
506 | unsigned int i; | |
507 | ||
c6c62cce | 508 | irq_dbg(1, "[%d,%ld]: r=0x%lx s=0x%02lx", |
6139ebc6 | 509 | loop, jiffies, report, status); |
1da177e4 LT |
510 | for (i = 0; i < IRQBITS; i++) { |
511 | if (!(report & (1 << i))) | |
512 | continue; | |
6139ebc6 | 513 | pr_cont(" %s", irqbits[i]); |
1da177e4 LT |
514 | } |
515 | if (report & SAA7134_IRQ_REPORT_DONE_RA0) { | |
c6c62cce MCC |
516 | pr_cont(" | RA0=%s,%s,%s,%ld", |
517 | (status & 0x40) ? "vbi" : "video", | |
518 | (status & 0x20) ? "b" : "a", | |
519 | (status & 0x10) ? "odd" : "even", | |
520 | (status & 0x0f)); | |
1da177e4 | 521 | } |
c6c62cce | 522 | pr_cont("\n"); |
1da177e4 LT |
523 | } |
524 | ||
7d12e780 | 525 | static irqreturn_t saa7134_irq(int irq, void *dev_id) |
1da177e4 LT |
526 | { |
527 | struct saa7134_dev *dev = (struct saa7134_dev*) dev_id; | |
528 | unsigned long report,status; | |
529 | int loop, handled = 0; | |
530 | ||
c458473e ML |
531 | if (dev->insuspend) |
532 | goto out; | |
533 | ||
1da177e4 LT |
534 | for (loop = 0; loop < 10; loop++) { |
535 | report = saa_readl(SAA7134_IRQ_REPORT); | |
536 | status = saa_readl(SAA7134_IRQ_STATUS); | |
79dd0c69 | 537 | |
843b1378 HL |
538 | /* If dmasound support is active and we get a sound report, |
539 | * mask out the report and let the saa7134-alsa module deal | |
540 | * with it */ | |
4aabf633 RC |
541 | if ((report & SAA7134_IRQ_REPORT_DONE_RA3) && |
542 | (dev->dmasound.priv_data != NULL) ) | |
543 | { | |
c6c62cce | 544 | irq_dbg(2, "preserving DMA sound interrupt\n"); |
843b1378 HL |
545 | report &= ~SAA7134_IRQ_REPORT_DONE_RA3; |
546 | } | |
547 | ||
548 | if (0 == report) { | |
6139ebc6 | 549 | irq_dbg(2, "no (more) work\n"); |
79dd0c69 RC |
550 | goto out; |
551 | } | |
552 | ||
1da177e4 LT |
553 | handled = 1; |
554 | saa_writel(SAA7134_IRQ_REPORT,report); | |
555 | if (irq_debug) | |
556 | print_irqstatus(dev,loop,report,status); | |
557 | ||
1da177e4 | 558 | |
11f7078c ML |
559 | if ((report & SAA7134_IRQ_REPORT_RDCAP) || |
560 | (report & SAA7134_IRQ_REPORT_INTL)) | |
561 | saa7134_irq_video_signalchange(dev); | |
562 | ||
1da177e4 LT |
563 | |
564 | if ((report & SAA7134_IRQ_REPORT_DONE_RA0) && | |
565 | (status & 0x60) == 0) | |
566 | saa7134_irq_video_done(dev,status); | |
567 | ||
568 | if ((report & SAA7134_IRQ_REPORT_DONE_RA0) && | |
569 | (status & 0x40) == 0x40) | |
570 | saa7134_irq_vbi_done(dev,status); | |
571 | ||
572 | if ((report & SAA7134_IRQ_REPORT_DONE_RA2) && | |
452015de HV |
573 | card_has_mpeg(dev)) { |
574 | if (dev->mops->irq_ts_done != NULL) | |
575 | dev->mops->irq_ts_done(dev, status); | |
576 | else | |
577 | saa7134_irq_ts_done(dev, status); | |
578 | } | |
1da177e4 | 579 | |
0602fbb2 PM |
580 | if (report & SAA7134_IRQ_REPORT_GPIO16) { |
581 | switch (dev->has_remote) { | |
582 | case SAA7134_REMOTE_GPIO: | |
7a766f9d SV |
583 | if (!dev->remote) |
584 | break; | |
0602fbb2 PM |
585 | if (dev->remote->mask_keydown & 0x10000) { |
586 | saa7134_input_irq(dev); | |
587 | } | |
588 | break; | |
589 | ||
590 | case SAA7134_REMOTE_I2C: | |
591 | break; /* FIXME: invoke I2C get_key() */ | |
592 | ||
593 | default: /* GPIO16 not used by IR remote */ | |
594 | break; | |
595 | } | |
596 | } | |
bd15eba3 | 597 | |
0602fbb2 PM |
598 | if (report & SAA7134_IRQ_REPORT_GPIO18) { |
599 | switch (dev->has_remote) { | |
600 | case SAA7134_REMOTE_GPIO: | |
7a766f9d SV |
601 | if (!dev->remote) |
602 | break; | |
0602fbb2 PM |
603 | if ((dev->remote->mask_keydown & 0x40000) || |
604 | (dev->remote->mask_keyup & 0x40000)) { | |
605 | saa7134_input_irq(dev); | |
606 | } | |
607 | break; | |
608 | ||
609 | case SAA7134_REMOTE_I2C: | |
610 | break; /* FIXME: invoke I2C get_key() */ | |
611 | ||
612 | default: /* GPIO18 not used by IR remote */ | |
613 | break; | |
614 | } | |
615 | } | |
1da177e4 LT |
616 | } |
617 | ||
618 | if (10 == loop) { | |
619 | print_irqstatus(dev,loop,report,status); | |
620 | if (report & SAA7134_IRQ_REPORT_PE) { | |
621 | /* disable all parity error */ | |
83582009 | 622 | pr_warn("%s/irq: looping -- " |
1da177e4 LT |
623 | "clearing PE (parity error!) enable bit\n",dev->name); |
624 | saa_clearl(SAA7134_IRQ2,SAA7134_IRQ2_INTE_PE); | |
0602fbb2 PM |
625 | } else if (report & SAA7134_IRQ_REPORT_GPIO16) { |
626 | /* disable gpio16 IRQ */ | |
83582009 | 627 | pr_warn("%s/irq: looping -- " |
0602fbb2 | 628 | "clearing GPIO16 enable bit\n",dev->name); |
3629e1da MCC |
629 | saa_clearl(SAA7134_IRQ2, SAA7134_IRQ2_INTE_GPIO16_P); |
630 | saa_clearl(SAA7134_IRQ2, SAA7134_IRQ2_INTE_GPIO16_N); | |
0602fbb2 PM |
631 | } else if (report & SAA7134_IRQ_REPORT_GPIO18) { |
632 | /* disable gpio18 IRQs */ | |
83582009 | 633 | pr_warn("%s/irq: looping -- " |
0602fbb2 | 634 | "clearing GPIO18 enable bit\n",dev->name); |
3629e1da MCC |
635 | saa_clearl(SAA7134_IRQ2, SAA7134_IRQ2_INTE_GPIO18_P); |
636 | saa_clearl(SAA7134_IRQ2, SAA7134_IRQ2_INTE_GPIO18_N); | |
1da177e4 LT |
637 | } else { |
638 | /* disable all irqs */ | |
83582009 | 639 | pr_warn("%s/irq: looping -- " |
1da177e4 LT |
640 | "clearing all enable bits\n",dev->name); |
641 | saa_writel(SAA7134_IRQ1,0); | |
642 | saa_writel(SAA7134_IRQ2,0); | |
643 | } | |
644 | } | |
645 | ||
646 | out: | |
647 | return IRQ_RETVAL(handled); | |
648 | } | |
649 | ||
650 | /* ------------------------------------------------------------------ */ | |
651 | ||
652 | /* early init (no i2c, no irq) */ | |
cb71201f ML |
653 | |
654 | static int saa7134_hw_enable1(struct saa7134_dev *dev) | |
655 | { | |
656 | /* RAM FIFO config */ | |
657 | saa_writel(SAA7134_FIFO_SIZE, 0x08070503); | |
658 | saa_writel(SAA7134_THRESHOULD, 0x02020202); | |
659 | ||
660 | /* enable audio + video processing */ | |
661 | saa_writel(SAA7134_MAIN_CTRL, | |
662 | SAA7134_MAIN_CTRL_VPLLE | | |
663 | SAA7134_MAIN_CTRL_APLLE | | |
664 | SAA7134_MAIN_CTRL_EXOSC | | |
665 | SAA7134_MAIN_CTRL_EVFE1 | | |
666 | SAA7134_MAIN_CTRL_EVFE2 | | |
667 | SAA7134_MAIN_CTRL_ESFE | | |
668 | SAA7134_MAIN_CTRL_EBDAC); | |
669 | ||
670 | /* | |
671 | * Initialize OSS _after_ enabling audio clock PLL and audio processing. | |
672 | * OSS initialization writes to registers via the audio DSP; these | |
673 | * writes will fail unless the audio clock has been started. At worst, | |
674 | * audio will not work. | |
675 | */ | |
676 | ||
677 | /* enable peripheral devices */ | |
678 | saa_writeb(SAA7134_SPECIAL_MODE, 0x01); | |
679 | ||
680 | /* set vertical line numbering start (vbi needs this) */ | |
681 | saa_writeb(SAA7134_SOURCE_TIMING2, 0x20); | |
682 | ||
683 | return 0; | |
684 | } | |
685 | ||
1da177e4 LT |
686 | static int saa7134_hwinit1(struct saa7134_dev *dev) |
687 | { | |
c6c62cce | 688 | core_dbg("hwinit1\n"); |
1da177e4 LT |
689 | |
690 | saa_writel(SAA7134_IRQ1, 0); | |
691 | saa_writel(SAA7134_IRQ2, 0); | |
7ef5e025 AW |
692 | |
693 | /* Clear any stale IRQ reports */ | |
694 | saa_writel(SAA7134_IRQ_REPORT, saa_readl(SAA7134_IRQ_REPORT)); | |
695 | ||
3593cab5 | 696 | mutex_init(&dev->lock); |
1da177e4 LT |
697 | spin_lock_init(&dev->slock); |
698 | ||
699 | saa7134_track_gpio(dev,"pre-init"); | |
700 | saa7134_video_init1(dev); | |
701 | saa7134_vbi_init1(dev); | |
702 | if (card_has_mpeg(dev)) | |
703 | saa7134_ts_init1(dev); | |
704 | saa7134_input_init1(dev); | |
705 | ||
cb71201f | 706 | saa7134_hw_enable1(dev); |
1da177e4 LT |
707 | |
708 | return 0; | |
709 | } | |
710 | ||
711 | /* late init (with i2c + irq) */ | |
cb71201f | 712 | static int saa7134_hw_enable2(struct saa7134_dev *dev) |
1da177e4 | 713 | { |
1da177e4 | 714 | |
cb71201f | 715 | unsigned int irq2_mask; |
1da177e4 LT |
716 | |
717 | /* enable IRQ's */ | |
4ac97914 | 718 | irq2_mask = |
330a115a MCC |
719 | SAA7134_IRQ2_INTE_DEC3 | |
720 | SAA7134_IRQ2_INTE_DEC2 | | |
721 | SAA7134_IRQ2_INTE_DEC1 | | |
722 | SAA7134_IRQ2_INTE_DEC0 | | |
723 | SAA7134_IRQ2_INTE_PE | | |
724 | SAA7134_IRQ2_INTE_AR; | |
725 | ||
7a766f9d | 726 | if (dev->has_remote == SAA7134_REMOTE_GPIO && dev->remote) { |
0602fbb2 | 727 | if (dev->remote->mask_keydown & 0x10000) |
3629e1da | 728 | irq2_mask |= SAA7134_IRQ2_INTE_GPIO16_N; |
bdf1c98e MCC |
729 | else { /* Allow enabling both IRQ edge triggers */ |
730 | if (dev->remote->mask_keydown & 0x40000) | |
731 | irq2_mask |= SAA7134_IRQ2_INTE_GPIO18_P; | |
732 | if (dev->remote->mask_keyup & 0x40000) | |
733 | irq2_mask |= SAA7134_IRQ2_INTE_GPIO18_N; | |
734 | } | |
0602fbb2 | 735 | } |
330a115a | 736 | |
3de2ed12 DB |
737 | if (dev->has_remote == SAA7134_REMOTE_I2C) { |
738 | request_module("ir-kbd-i2c"); | |
739 | } | |
740 | ||
1da177e4 | 741 | saa_writel(SAA7134_IRQ1, 0); |
330a115a | 742 | saa_writel(SAA7134_IRQ2, irq2_mask); |
1da177e4 LT |
743 | |
744 | return 0; | |
745 | } | |
746 | ||
cb71201f ML |
747 | static int saa7134_hwinit2(struct saa7134_dev *dev) |
748 | { | |
749 | ||
c6c62cce | 750 | core_dbg("hwinit2\n"); |
cb71201f ML |
751 | |
752 | saa7134_video_init2(dev); | |
753 | saa7134_tvaudio_init2(dev); | |
754 | ||
755 | saa7134_hw_enable2(dev); | |
756 | ||
757 | return 0; | |
758 | } | |
759 | ||
760 | ||
1da177e4 LT |
761 | /* shutdown */ |
762 | static int saa7134_hwfini(struct saa7134_dev *dev) | |
763 | { | |
c6c62cce | 764 | core_dbg("hwfini\n"); |
1da177e4 | 765 | |
1da177e4 LT |
766 | if (card_has_mpeg(dev)) |
767 | saa7134_ts_fini(dev); | |
768 | saa7134_input_fini(dev); | |
769 | saa7134_vbi_fini(dev); | |
1da177e4 | 770 | saa7134_tvaudio_fini(dev); |
9db0fb18 | 771 | saa7134_video_fini(dev); |
1da177e4 LT |
772 | return 0; |
773 | } | |
774 | ||
4c62e976 | 775 | static void must_configure_manually(int has_eeprom) |
1da177e4 LT |
776 | { |
777 | unsigned int i,p; | |
778 | ||
99fb079a | 779 | if (!has_eeprom) |
bea8630e MCC |
780 | pr_warn("saa7134: <rant>\n" |
781 | "saa7134: Congratulations! Your TV card vendor saved a few\n" | |
782 | "saa7134: cents for a eeprom, thus your pci board has no\n" | |
783 | "saa7134: subsystem ID and I can't identify it automatically\n" | |
784 | "saa7134: </rant>\n" | |
785 | "saa7134: I feel better now. Ok, here are the good news:\n" | |
786 | "saa7134: You can use the card=<nr> insmod option to specify\n" | |
787 | "saa7134: which board do you have. The list:\n"); | |
99fb079a | 788 | else |
bea8630e MCC |
789 | pr_warn("saa7134: Board is currently unknown. You might try to use the card=<nr>\n" |
790 | "saa7134: insmod option to specify which board do you have, but this is\n" | |
791 | "saa7134: somewhat risky, as might damage your card. It is better to ask\n" | |
792 | "saa7134: for support at linux-media@vger.kernel.org.\n" | |
793 | "saa7134: The supported cards are:\n"); | |
99fb079a | 794 | |
1da177e4 | 795 | for (i = 0; i < saa7134_bcount; i++) { |
83582009 | 796 | pr_warn("saa7134: card=%d -> %-40.40s", |
1da177e4 LT |
797 | i,saa7134_boards[i].name); |
798 | for (p = 0; saa7134_pci_tbl[p].driver_data; p++) { | |
799 | if (saa7134_pci_tbl[p].driver_data != i) | |
800 | continue; | |
c6c62cce | 801 | pr_cont(" %04x:%04x", |
1da177e4 LT |
802 | saa7134_pci_tbl[p].subvendor, |
803 | saa7134_pci_tbl[p].subdevice); | |
804 | } | |
c6c62cce | 805 | pr_cont("\n"); |
1da177e4 LT |
806 | } |
807 | } | |
808 | ||
809 | static struct video_device *vdev_init(struct saa7134_dev *dev, | |
810 | struct video_device *template, | |
811 | char *type) | |
812 | { | |
813 | struct video_device *vfd; | |
814 | ||
815 | vfd = video_device_alloc(); | |
816 | if (NULL == vfd) | |
817 | return NULL; | |
818 | *vfd = *template; | |
b8ced134 | 819 | vfd->v4l2_dev = &dev->v4l2_dev; |
1da177e4 LT |
820 | vfd->release = video_device_release; |
821 | snprintf(vfd->name, sizeof(vfd->name), "%s %s (%s)", | |
822 | dev->name, type, saa7134_boards[dev->board].name); | |
63b0d5ad | 823 | video_set_drvdata(vfd, dev); |
1da177e4 LT |
824 | return vfd; |
825 | } | |
826 | ||
827 | static void saa7134_unregister_video(struct saa7134_dev *dev) | |
828 | { | |
829 | if (dev->video_dev) { | |
f0813b4c | 830 | if (video_is_registered(dev->video_dev)) |
1da177e4 LT |
831 | video_unregister_device(dev->video_dev); |
832 | else | |
833 | video_device_release(dev->video_dev); | |
834 | dev->video_dev = NULL; | |
835 | } | |
836 | if (dev->vbi_dev) { | |
f0813b4c | 837 | if (video_is_registered(dev->vbi_dev)) |
1da177e4 LT |
838 | video_unregister_device(dev->vbi_dev); |
839 | else | |
840 | video_device_release(dev->vbi_dev); | |
841 | dev->vbi_dev = NULL; | |
842 | } | |
843 | if (dev->radio_dev) { | |
f0813b4c | 844 | if (video_is_registered(dev->radio_dev)) |
1da177e4 LT |
845 | video_unregister_device(dev->radio_dev); |
846 | else | |
847 | video_device_release(dev->radio_dev); | |
848 | dev->radio_dev = NULL; | |
849 | } | |
850 | } | |
851 | ||
852 | static void mpeg_ops_attach(struct saa7134_mpeg_ops *ops, | |
853 | struct saa7134_dev *dev) | |
854 | { | |
855 | int err; | |
856 | ||
857 | if (NULL != dev->mops) | |
858 | return; | |
859 | if (saa7134_boards[dev->board].mpeg != ops->type) | |
860 | return; | |
861 | err = ops->init(dev); | |
862 | if (0 != err) | |
863 | return; | |
864 | dev->mops = ops; | |
865 | } | |
866 | ||
867 | static void mpeg_ops_detach(struct saa7134_mpeg_ops *ops, | |
868 | struct saa7134_dev *dev) | |
869 | { | |
870 | if (NULL == dev->mops) | |
871 | return; | |
872 | if (dev->mops != ops) | |
873 | return; | |
874 | dev->mops->fini(dev); | |
875 | dev->mops = NULL; | |
876 | } | |
877 | ||
4c62e976 GKH |
878 | static int saa7134_initdev(struct pci_dev *pci_dev, |
879 | const struct pci_device_id *pci_id) | |
1da177e4 LT |
880 | { |
881 | struct saa7134_dev *dev; | |
1da177e4 LT |
882 | struct saa7134_mpeg_ops *mops; |
883 | int err; | |
884 | ||
a4df8e1d AM |
885 | if (saa7134_devcount == SAA7134_MAXBOARDS) |
886 | return -ENOMEM; | |
887 | ||
7408187d | 888 | dev = kzalloc(sizeof(*dev),GFP_KERNEL); |
1da177e4 LT |
889 | if (NULL == dev) |
890 | return -ENOMEM; | |
1da177e4 | 891 | |
fac6986c HV |
892 | err = v4l2_device_register(&pci_dev->dev, &dev->v4l2_dev); |
893 | if (err) | |
894 | goto fail0; | |
895 | ||
1da177e4 LT |
896 | /* pci init */ |
897 | dev->pci = pci_dev; | |
898 | if (pci_enable_device(pci_dev)) { | |
899 | err = -EIO; | |
900 | goto fail1; | |
901 | } | |
902 | ||
903 | dev->nr = saa7134_devcount; | |
904 | sprintf(dev->name,"saa%x[%d]",pci_dev->device,dev->nr); | |
905 | ||
906 | /* pci quirks */ | |
907 | if (pci_pci_problems) { | |
908 | if (pci_pci_problems & PCIPCI_TRITON) | |
83582009 | 909 | pr_info("%s: quirk: PCIPCI_TRITON\n", dev->name); |
1da177e4 | 910 | if (pci_pci_problems & PCIPCI_NATOMA) |
83582009 | 911 | pr_info("%s: quirk: PCIPCI_NATOMA\n", dev->name); |
1da177e4 | 912 | if (pci_pci_problems & PCIPCI_VIAETBF) |
83582009 | 913 | pr_info("%s: quirk: PCIPCI_VIAETBF\n", dev->name); |
1da177e4 | 914 | if (pci_pci_problems & PCIPCI_VSFX) |
6139ebc6 | 915 | pr_info("%s: quirk: PCIPCI_VSFX\n", dev->name); |
1da177e4 LT |
916 | #ifdef PCIPCI_ALIMAGIK |
917 | if (pci_pci_problems & PCIPCI_ALIMAGIK) { | |
83582009 | 918 | pr_info("%s: quirk: PCIPCI_ALIMAGIK -- latency fixup\n", |
1da177e4 LT |
919 | dev->name); |
920 | latency = 0x0A; | |
921 | } | |
922 | #endif | |
3d265c96 | 923 | if (pci_pci_problems & (PCIPCI_FAIL|PCIAGP_FAIL)) { |
83582009 | 924 | pr_info("%s: quirk: this driver and your " |
9050d942 MCC |
925 | "chipset may not work together" |
926 | " in overlay mode.\n",dev->name); | |
ecb73774 | 927 | if (!saa7134_no_overlay) { |
83582009 | 928 | pr_info("%s: quirk: overlay " |
9050d942 MCC |
929 | "mode will be disabled.\n", |
930 | dev->name); | |
ecb73774 | 931 | saa7134_no_overlay = 1; |
9050d942 | 932 | } else { |
83582009 | 933 | pr_info("%s: quirk: overlay " |
9050d942 MCC |
934 | "mode will be forced. Use this" |
935 | " option at your own risk.\n", | |
936 | dev->name); | |
937 | } | |
938 | } | |
1da177e4 LT |
939 | } |
940 | if (UNSET != latency) { | |
83582009 | 941 | pr_info("%s: setting pci latency timer to %d\n", |
1da177e4 LT |
942 | dev->name,latency); |
943 | pci_write_config_byte(pci_dev, PCI_LATENCY_TIMER, latency); | |
944 | } | |
945 | ||
946 | /* print pci info */ | |
abd34d8d | 947 | dev->pci_rev = pci_dev->revision; |
4ac97914 | 948 | pci_read_config_byte(pci_dev, PCI_LATENCY_TIMER, &dev->pci_lat); |
83582009 | 949 | pr_info("%s: found at %s, rev: %d, irq: %d, " |
228aef63 | 950 | "latency: %d, mmio: 0x%llx\n", dev->name, |
1da177e4 | 951 | pci_name(pci_dev), dev->pci_rev, pci_dev->irq, |
228aef63 | 952 | dev->pci_lat,(unsigned long long)pci_resource_start(pci_dev,0)); |
1da177e4 | 953 | pci_set_master(pci_dev); |
1a47de6e CH |
954 | err = pci_set_dma_mask(pci_dev, DMA_BIT_MASK(32)); |
955 | if (err) { | |
51626557 | 956 | pr_warn("%s: Oops: no 32bit PCI DMA ???\n", dev->name); |
1da177e4 LT |
957 | goto fail1; |
958 | } | |
959 | ||
960 | /* board config */ | |
961 | dev->board = pci_id->driver_data; | |
3eeba4a7 | 962 | if ((unsigned)card[dev->nr] < saa7134_bcount) |
1da177e4 | 963 | dev->board = card[dev->nr]; |
99fb079a MCC |
964 | if (SAA7134_BOARD_UNKNOWN == dev->board) |
965 | must_configure_manually(0); | |
966 | else if (SAA7134_BOARD_NOAUTO == dev->board) { | |
967 | must_configure_manually(1); | |
1da177e4 LT |
968 | dev->board = SAA7134_BOARD_UNKNOWN; |
969 | } | |
a75ec3f0 | 970 | dev->autodetected = card[dev->nr] != dev->board; |
d53687d1 SA |
971 | dev->tuner_type = saa7134_boards[dev->board].tuner_type; |
972 | dev->tuner_addr = saa7134_boards[dev->board].tuner_addr; | |
fac6986c HV |
973 | dev->radio_type = saa7134_boards[dev->board].radio_type; |
974 | dev->radio_addr = saa7134_boards[dev->board].radio_addr; | |
1da177e4 LT |
975 | dev->tda9887_conf = saa7134_boards[dev->board].tda9887_conf; |
976 | if (UNSET != tuner[dev->nr]) | |
977 | dev->tuner_type = tuner[dev->nr]; | |
83582009 | 978 | pr_info("%s: subsystem: %04x:%04x, board: %s [card=%d,%s]\n", |
a75ec3f0 HH |
979 | dev->name,pci_dev->subsystem_vendor, |
980 | pci_dev->subsystem_device,saa7134_boards[dev->board].name, | |
981 | dev->board, dev->autodetected ? | |
982 | "autodetected" : "insmod option"); | |
1da177e4 LT |
983 | |
984 | /* get mmio */ | |
985 | if (!request_mem_region(pci_resource_start(pci_dev,0), | |
986 | pci_resource_len(pci_dev,0), | |
987 | dev->name)) { | |
988 | err = -EBUSY; | |
83582009 | 989 | pr_err("%s: can't get MMIO memory @ 0x%llx\n", |
228aef63 | 990 | dev->name,(unsigned long long)pci_resource_start(pci_dev,0)); |
1da177e4 LT |
991 | goto fail1; |
992 | } | |
d522af58 SS |
993 | dev->lmmio = ioremap(pci_resource_start(pci_dev, 0), |
994 | pci_resource_len(pci_dev, 0)); | |
1da177e4 LT |
995 | dev->bmmio = (__u8 __iomem *)dev->lmmio; |
996 | if (NULL == dev->lmmio) { | |
997 | err = -EIO; | |
83582009 | 998 | pr_err("%s: can't ioremap() MMIO memory\n", |
1da177e4 LT |
999 | dev->name); |
1000 | goto fail2; | |
1001 | } | |
1002 | ||
1003 | /* initialize hardware #1 */ | |
1da177e4 LT |
1004 | saa7134_board_init1(dev); |
1005 | saa7134_hwinit1(dev); | |
1006 | ||
0c3a14c1 HV |
1007 | dev->alloc_ctx = vb2_dma_sg_init_ctx(&pci_dev->dev); |
1008 | if (IS_ERR(dev->alloc_ctx)) { | |
1009 | err = PTR_ERR(dev->alloc_ctx); | |
1010 | goto fail3; | |
1011 | } | |
1da177e4 LT |
1012 | /* get irq */ |
1013 | err = request_irq(pci_dev->irq, saa7134_irq, | |
3e018fe4 | 1014 | IRQF_SHARED, dev->name, dev); |
1da177e4 | 1015 | if (err < 0) { |
83582009 | 1016 | pr_err("%s: can't get IRQ %d\n", |
1da177e4 | 1017 | dev->name,pci_dev->irq); |
0c3a14c1 | 1018 | goto fail4; |
1da177e4 LT |
1019 | } |
1020 | ||
1021 | /* wait a bit, register i2c bus */ | |
1022 | msleep(100); | |
1023 | saa7134_i2c_register(dev); | |
1da177e4 | 1024 | saa7134_board_init2(dev); |
c030f5e6 | 1025 | |
1da177e4 LT |
1026 | saa7134_hwinit2(dev); |
1027 | ||
1028 | /* load i2c helpers */ | |
4ac97914 | 1029 | if (card_is_empress(dev)) { |
718bde1a | 1030 | dev->empress_sd = |
e6574f2f | 1031 | v4l2_i2c_new_subdev(&dev->v4l2_dev, &dev->i2c_adap, |
9a1f8b34 | 1032 | "saa6752hs", |
53dacb15 | 1033 | saa7134_boards[dev->board].empress_addr, NULL); |
fac6986c | 1034 | |
718bde1a HV |
1035 | if (dev->empress_sd) |
1036 | dev->empress_sd->grp_id = GRP_EMPRESS; | |
1da177e4 | 1037 | } |
330a115a | 1038 | |
2983baf8 | 1039 | if (saa7134_boards[dev->board].rds_addr) { |
2983baf8 HV |
1040 | struct v4l2_subdev *sd; |
1041 | ||
53dacb15 | 1042 | sd = v4l2_i2c_new_subdev(&dev->v4l2_dev, |
9a1f8b34 | 1043 | &dev->i2c_adap, "saa6588", |
53dacb15 | 1044 | 0, I2C_ADDRS(saa7134_boards[dev->board].rds_addr)); |
f101a2a7 | 1045 | if (sd) { |
83582009 | 1046 | pr_info("%s: found RDS decoder\n", dev->name); |
f101a2a7 HV |
1047 | dev->has_rds = 1; |
1048 | } | |
2983baf8 HV |
1049 | } |
1050 | ||
befd6e64 MCC |
1051 | mutex_lock(&saa7134_devlist_lock); |
1052 | list_for_each_entry(mops, &mops_list, next) | |
1053 | mpeg_ops_attach(mops, dev); | |
1054 | list_add_tail(&dev->devlist, &saa7134_devlist); | |
1055 | mutex_unlock(&saa7134_devlist_lock); | |
1056 | ||
1057 | /* check for signal */ | |
1058 | saa7134_irq_video_signalchange(dev); | |
1059 | ||
1060 | if (TUNER_ABSENT != dev->tuner_type) | |
622b828a | 1061 | saa_call_all(dev, core, s_power, 0); |
befd6e64 | 1062 | |
1da177e4 | 1063 | /* register v4l devices */ |
0ea6bc8d | 1064 | if (saa7134_no_overlay > 0) |
83582009 | 1065 | pr_info("%s: Overlay support disabled.\n", dev->name); |
0ea6bc8d | 1066 | |
1da177e4 | 1067 | dev->video_dev = vdev_init(dev,&saa7134_video_template,"video"); |
718bde1a | 1068 | dev->video_dev->ctrl_handler = &dev->ctrl_handler; |
2ada815f HV |
1069 | dev->video_dev->lock = &dev->lock; |
1070 | dev->video_dev->queue = &dev->video_vbq; | |
1da177e4 LT |
1071 | err = video_register_device(dev->video_dev,VFL_TYPE_GRABBER, |
1072 | video_nr[dev->nr]); | |
1073 | if (err < 0) { | |
83582009 | 1074 | pr_info("%s: can't register video device\n", |
1da177e4 | 1075 | dev->name); |
0c3a14c1 | 1076 | goto fail5; |
1da177e4 | 1077 | } |
83582009 | 1078 | pr_info("%s: registered device %s [v4l2]\n", |
38c7c036 | 1079 | dev->name, video_device_node_name(dev->video_dev)); |
1da177e4 | 1080 | |
a9622391 | 1081 | dev->vbi_dev = vdev_init(dev, &saa7134_video_template, "vbi"); |
718bde1a | 1082 | dev->vbi_dev->ctrl_handler = &dev->ctrl_handler; |
2ada815f HV |
1083 | dev->vbi_dev->lock = &dev->lock; |
1084 | dev->vbi_dev->queue = &dev->vbi_vbq; | |
a9622391 | 1085 | |
1da177e4 LT |
1086 | err = video_register_device(dev->vbi_dev,VFL_TYPE_VBI, |
1087 | vbi_nr[dev->nr]); | |
1088 | if (err < 0) | |
0c3a14c1 | 1089 | goto fail5; |
83582009 | 1090 | pr_info("%s: registered device %s\n", |
38c7c036 | 1091 | dev->name, video_device_node_name(dev->vbi_dev)); |
1da177e4 LT |
1092 | |
1093 | if (card_has_radio(dev)) { | |
1094 | dev->radio_dev = vdev_init(dev,&saa7134_radio_template,"radio"); | |
718bde1a | 1095 | dev->radio_dev->ctrl_handler = &dev->radio_ctrl_handler; |
2ada815f | 1096 | dev->radio_dev->lock = &dev->lock; |
1da177e4 LT |
1097 | err = video_register_device(dev->radio_dev,VFL_TYPE_RADIO, |
1098 | radio_nr[dev->nr]); | |
1099 | if (err < 0) | |
0c3a14c1 | 1100 | goto fail5; |
83582009 | 1101 | pr_info("%s: registered device %s\n", |
38c7c036 | 1102 | dev->name, video_device_node_name(dev->radio_dev)); |
1da177e4 LT |
1103 | } |
1104 | ||
1da177e4 | 1105 | /* everything worked */ |
1da177e4 LT |
1106 | saa7134_devcount++; |
1107 | ||
befd6e64 | 1108 | if (saa7134_dmasound_init && !dev->dmasound.priv_data) |
78457018 | 1109 | saa7134_dmasound_init(dev); |
80d35237 | 1110 | |
707bcf32 | 1111 | request_submodules(dev); |
1da177e4 LT |
1112 | return 0; |
1113 | ||
0c3a14c1 | 1114 | fail5: |
1da177e4 LT |
1115 | saa7134_unregister_video(dev); |
1116 | saa7134_i2c_unregister(dev); | |
1117 | free_irq(pci_dev->irq, dev); | |
0c3a14c1 HV |
1118 | fail4: |
1119 | vb2_dma_sg_cleanup_ctx(dev->alloc_ctx); | |
1da177e4 LT |
1120 | fail3: |
1121 | saa7134_hwfini(dev); | |
1122 | iounmap(dev->lmmio); | |
1123 | fail2: | |
1124 | release_mem_region(pci_resource_start(pci_dev,0), | |
1125 | pci_resource_len(pci_dev,0)); | |
1126 | fail1: | |
fac6986c HV |
1127 | v4l2_device_unregister(&dev->v4l2_dev); |
1128 | fail0: | |
1da177e4 LT |
1129 | kfree(dev); |
1130 | return err; | |
1131 | } | |
1132 | ||
4c62e976 | 1133 | static void saa7134_finidev(struct pci_dev *pci_dev) |
1da177e4 | 1134 | { |
fac6986c HV |
1135 | struct v4l2_device *v4l2_dev = pci_get_drvdata(pci_dev); |
1136 | struct saa7134_dev *dev = container_of(v4l2_dev, struct saa7134_dev, v4l2_dev); | |
1da177e4 LT |
1137 | struct saa7134_mpeg_ops *mops; |
1138 | ||
707bcf32 TH |
1139 | flush_request_submodules(dev); |
1140 | ||
f5b974cb | 1141 | /* Release DMA sound modules if present */ |
78457018 AB |
1142 | if (saa7134_dmasound_exit && dev->dmasound.priv_data) { |
1143 | saa7134_dmasound_exit(dev); | |
f5b974cb RC |
1144 | } |
1145 | ||
1da177e4 LT |
1146 | /* debugging ... */ |
1147 | if (irq_debug) { | |
1148 | u32 report = saa_readl(SAA7134_IRQ_REPORT); | |
1149 | u32 status = saa_readl(SAA7134_IRQ_STATUS); | |
1150 | print_irqstatus(dev,42,report,status); | |
1151 | } | |
1152 | ||
1153 | /* disable peripheral devices */ | |
1154 | saa_writeb(SAA7134_SPECIAL_MODE,0); | |
1155 | ||
1156 | /* shutdown hardware */ | |
1157 | saa_writel(SAA7134_IRQ1,0); | |
1158 | saa_writel(SAA7134_IRQ2,0); | |
1159 | saa_writel(SAA7134_MAIN_CTRL,0); | |
1160 | ||
1161 | /* shutdown subsystems */ | |
1162 | saa7134_hwfini(dev); | |
1163 | ||
1164 | /* unregister */ | |
befd6e64 | 1165 | mutex_lock(&saa7134_devlist_lock); |
1da177e4 | 1166 | list_del(&dev->devlist); |
6d28e989 | 1167 | list_for_each_entry(mops, &mops_list, next) |
1da177e4 | 1168 | mpeg_ops_detach(mops, dev); |
befd6e64 | 1169 | mutex_unlock(&saa7134_devlist_lock); |
1da177e4 LT |
1170 | saa7134_devcount--; |
1171 | ||
1172 | saa7134_i2c_unregister(dev); | |
1da177e4 LT |
1173 | saa7134_unregister_video(dev); |
1174 | ||
f5b974cb | 1175 | |
4aabf633 RC |
1176 | /* the DMA sound modules should be unloaded before reaching |
1177 | this, but just in case they are still present... */ | |
1178 | if (dev->dmasound.priv_data != NULL) { | |
1179 | free_irq(pci_dev->irq, &dev->dmasound); | |
1180 | dev->dmasound.priv_data = NULL; | |
1181 | } | |
1182 | ||
f5b974cb | 1183 | |
4aabf633 | 1184 | /* release resources */ |
1da177e4 | 1185 | free_irq(pci_dev->irq, dev); |
0c3a14c1 | 1186 | vb2_dma_sg_cleanup_ctx(dev->alloc_ctx); |
1da177e4 LT |
1187 | iounmap(dev->lmmio); |
1188 | release_mem_region(pci_resource_start(pci_dev,0), | |
1189 | pci_resource_len(pci_dev,0)); | |
1190 | ||
fac6986c HV |
1191 | |
1192 | v4l2_device_unregister(&dev->v4l2_dev); | |
1da177e4 LT |
1193 | |
1194 | /* free memory */ | |
1195 | kfree(dev); | |
1196 | } | |
1197 | ||
c458473e | 1198 | #ifdef CONFIG_PM |
05d26cc8 AB |
1199 | |
1200 | /* resends a current buffer in queue after resume */ | |
1201 | static int saa7134_buffer_requeue(struct saa7134_dev *dev, | |
1202 | struct saa7134_dmaqueue *q) | |
1203 | { | |
1204 | struct saa7134_buf *buf, *next; | |
1205 | ||
1206 | assert_spin_locked(&dev->slock); | |
1207 | ||
1208 | buf = q->curr; | |
1209 | next = buf; | |
c6c62cce | 1210 | core_dbg("buffer_requeue\n"); |
05d26cc8 AB |
1211 | |
1212 | if (!buf) | |
1213 | return 0; | |
1214 | ||
6139ebc6 | 1215 | core_dbg("buffer_requeue : resending active buffer\n"); |
05d26cc8 AB |
1216 | |
1217 | if (!list_empty(&q->queue)) | |
1218 | next = list_entry(q->queue.next, struct saa7134_buf, | |
2ada815f | 1219 | entry); |
05d26cc8 AB |
1220 | buf->activate(dev, buf, next); |
1221 | ||
1222 | return 0; | |
1223 | } | |
1224 | ||
cb71201f ML |
1225 | static int saa7134_suspend(struct pci_dev *pci_dev , pm_message_t state) |
1226 | { | |
fac6986c HV |
1227 | struct v4l2_device *v4l2_dev = pci_get_drvdata(pci_dev); |
1228 | struct saa7134_dev *dev = container_of(v4l2_dev, struct saa7134_dev, v4l2_dev); | |
cb71201f | 1229 | |
acd827d6 ML |
1230 | /* disable overlay - apps should enable it explicitly on resume*/ |
1231 | dev->ovenable = 0; | |
1232 | ||
1233 | /* Disable interrupts, DMA, and rest of the chip*/ | |
cb71201f ML |
1234 | saa_writel(SAA7134_IRQ1, 0); |
1235 | saa_writel(SAA7134_IRQ2, 0); | |
acd827d6 | 1236 | saa_writel(SAA7134_MAIN_CTRL, 0); |
cb71201f | 1237 | |
c458473e | 1238 | dev->insuspend = 1; |
3203cb86 ML |
1239 | synchronize_irq(pci_dev->irq); |
1240 | ||
1241 | /* ACK interrupts once more, just in case, | |
1242 | since the IRQ handler won't ack them anymore*/ | |
1243 | ||
1244 | saa_writel(SAA7134_IRQ_REPORT, saa_readl(SAA7134_IRQ_REPORT)); | |
c458473e ML |
1245 | |
1246 | /* Disable timeout timers - if we have active buffers, we will | |
1247 | fill them on resume*/ | |
1248 | ||
1249 | del_timer(&dev->video_q.timeout); | |
1250 | del_timer(&dev->vbi_q.timeout); | |
1251 | del_timer(&dev->ts_q.timeout); | |
f40aa808 MS |
1252 | |
1253 | if (dev->remote) | |
1254 | saa7134_ir_stop(dev); | |
c458473e | 1255 | |
cb71201f | 1256 | pci_save_state(pci_dev); |
0d65cd4f | 1257 | pci_set_power_state(pci_dev, pci_choose_state(pci_dev, state)); |
cb71201f | 1258 | |
0d65cd4f | 1259 | return 0; |
cb71201f ML |
1260 | } |
1261 | ||
1262 | static int saa7134_resume(struct pci_dev *pci_dev) | |
1263 | { | |
fac6986c HV |
1264 | struct v4l2_device *v4l2_dev = pci_get_drvdata(pci_dev); |
1265 | struct saa7134_dev *dev = container_of(v4l2_dev, struct saa7134_dev, v4l2_dev); | |
a3c53e23 | 1266 | unsigned long flags; |
cb71201f | 1267 | |
cb71201f | 1268 | pci_set_power_state(pci_dev, PCI_D0); |
0d65cd4f | 1269 | pci_restore_state(pci_dev); |
cb71201f ML |
1270 | |
1271 | /* Do things that are done in saa7134_initdev , | |
1272 | except of initializing memory structures.*/ | |
1273 | ||
1274 | saa7134_board_init1(dev); | |
1275 | ||
c458473e | 1276 | /* saa7134_hwinit1 */ |
cb71201f ML |
1277 | if (saa7134_boards[dev->board].video_out) |
1278 | saa7134_videoport_init(dev); | |
cb71201f ML |
1279 | if (card_has_mpeg(dev)) |
1280 | saa7134_ts_init_hw(dev); | |
c458473e | 1281 | if (dev->remote) |
716aab44 | 1282 | saa7134_ir_start(dev); |
cb71201f | 1283 | saa7134_hw_enable1(dev); |
c458473e | 1284 | |
5c01203f | 1285 | msleep(100); |
c458473e | 1286 | |
cb71201f | 1287 | saa7134_board_init2(dev); |
cb71201f | 1288 | |
c458473e ML |
1289 | /*saa7134_hwinit2*/ |
1290 | saa7134_set_tvnorm_hw(dev); | |
cb71201f | 1291 | saa7134_tvaudio_setmute(dev); |
cb71201f | 1292 | saa7134_tvaudio_setvolume(dev, dev->ctl_volume); |
f36224d3 | 1293 | saa7134_tvaudio_init(dev); |
cb71201f | 1294 | saa7134_enable_i2s(dev); |
c458473e | 1295 | saa7134_hw_enable2(dev); |
cb71201f | 1296 | |
5c01203f ML |
1297 | saa7134_irq_video_signalchange(dev); |
1298 | ||
acd827d6 ML |
1299 | /*resume unfinished buffer(s)*/ |
1300 | spin_lock_irqsave(&dev->slock, flags); | |
cb71201f ML |
1301 | saa7134_buffer_requeue(dev, &dev->video_q); |
1302 | saa7134_buffer_requeue(dev, &dev->vbi_q); | |
1303 | saa7134_buffer_requeue(dev, &dev->ts_q); | |
1304 | ||
c458473e ML |
1305 | /* FIXME: Disable DMA audio sound - temporary till proper support |
1306 | is implemented*/ | |
1307 | ||
1308 | dev->dmasound.dma_running = 0; | |
1309 | ||
acd827d6 | 1310 | /* start DMA now*/ |
c458473e | 1311 | dev->insuspend = 0; |
3203cb86 | 1312 | smp_wmb(); |
acd827d6 ML |
1313 | saa7134_set_dmabits(dev); |
1314 | spin_unlock_irqrestore(&dev->slock, flags); | |
1315 | ||
cb71201f ML |
1316 | return 0; |
1317 | } | |
c458473e | 1318 | #endif |
cb71201f | 1319 | |
1da177e4 LT |
1320 | /* ----------------------------------------------------------- */ |
1321 | ||
1322 | int saa7134_ts_register(struct saa7134_mpeg_ops *ops) | |
1323 | { | |
1da177e4 LT |
1324 | struct saa7134_dev *dev; |
1325 | ||
befd6e64 | 1326 | mutex_lock(&saa7134_devlist_lock); |
6d28e989 | 1327 | list_for_each_entry(dev, &saa7134_devlist, devlist) |
1da177e4 | 1328 | mpeg_ops_attach(ops, dev); |
1da177e4 | 1329 | list_add_tail(&ops->next,&mops_list); |
befd6e64 | 1330 | mutex_unlock(&saa7134_devlist_lock); |
1da177e4 LT |
1331 | return 0; |
1332 | } | |
1333 | ||
1334 | void saa7134_ts_unregister(struct saa7134_mpeg_ops *ops) | |
1335 | { | |
1da177e4 LT |
1336 | struct saa7134_dev *dev; |
1337 | ||
befd6e64 | 1338 | mutex_lock(&saa7134_devlist_lock); |
1da177e4 | 1339 | list_del(&ops->next); |
6d28e989 | 1340 | list_for_each_entry(dev, &saa7134_devlist, devlist) |
1da177e4 | 1341 | mpeg_ops_detach(ops, dev); |
befd6e64 | 1342 | mutex_unlock(&saa7134_devlist_lock); |
1da177e4 LT |
1343 | } |
1344 | ||
1345 | EXPORT_SYMBOL(saa7134_ts_register); | |
1346 | EXPORT_SYMBOL(saa7134_ts_unregister); | |
1347 | ||
1348 | /* ----------------------------------------------------------- */ | |
1349 | ||
1350 | static struct pci_driver saa7134_pci_driver = { | |
4ac97914 MCC |
1351 | .name = "saa7134", |
1352 | .id_table = saa7134_pci_tbl, | |
1353 | .probe = saa7134_initdev, | |
4c62e976 | 1354 | .remove = saa7134_finidev, |
c458473e | 1355 | #ifdef CONFIG_PM |
cb71201f ML |
1356 | .suspend = saa7134_suspend, |
1357 | .resume = saa7134_resume | |
c458473e | 1358 | #endif |
1da177e4 LT |
1359 | }; |
1360 | ||
9710e7a7 | 1361 | static int __init saa7134_init(void) |
1da177e4 LT |
1362 | { |
1363 | INIT_LIST_HEAD(&saa7134_devlist); | |
83582009 | 1364 | pr_info("saa7130/34: v4l2 driver version %s loaded\n", |
1990d50b | 1365 | SAA7134_VERSION); |
2304759d | 1366 | return pci_register_driver(&saa7134_pci_driver); |
1da177e4 LT |
1367 | } |
1368 | ||
9710e7a7 | 1369 | static void __exit saa7134_fini(void) |
1da177e4 | 1370 | { |
1da177e4 LT |
1371 | pci_unregister_driver(&saa7134_pci_driver); |
1372 | } | |
1373 | ||
1374 | module_init(saa7134_init); | |
1375 | module_exit(saa7134_fini); | |
1376 | ||
1377 | /* ----------------------------------------------------------- */ | |
1378 | ||
58ef4f92 | 1379 | EXPORT_SYMBOL(saa7134_set_gpio); |
1da177e4 LT |
1380 | EXPORT_SYMBOL(saa7134_boards); |
1381 | ||
4aabf633 | 1382 | /* ----------------- for the DMA sound modules --------------- */ |
79dd0c69 | 1383 | |
78457018 AB |
1384 | EXPORT_SYMBOL(saa7134_dmasound_init); |
1385 | EXPORT_SYMBOL(saa7134_dmasound_exit); | |
79dd0c69 RC |
1386 | EXPORT_SYMBOL(saa7134_pgtable_free); |
1387 | EXPORT_SYMBOL(saa7134_pgtable_build); | |
1388 | EXPORT_SYMBOL(saa7134_pgtable_alloc); | |
1389 | EXPORT_SYMBOL(saa7134_set_dmabits); |