Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1 | /* |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2 | * |
| 3 | * 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 | |
| 23 | #include <linux/config.h> |
| 24 | #include <linux/init.h> |
| 25 | #include <linux/list.h> |
| 26 | #include <linux/module.h> |
| 27 | #include <linux/moduleparam.h> |
| 28 | #include <linux/kernel.h> |
| 29 | #include <linux/slab.h> |
| 30 | #include <linux/kmod.h> |
| 31 | #include <linux/sound.h> |
| 32 | #include <linux/interrupt.h> |
| 33 | #include <linux/delay.h> |
Ingo Molnar | 1e4baed | 2006-01-15 07:52:23 -0200 | [diff] [blame] | 34 | #include <linux/mutex.h> |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 35 | |
| 36 | #include "saa7134-reg.h" |
| 37 | #include "saa7134.h" |
| 38 | |
| 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"); |
| 42 | |
| 43 | /* ------------------------------------------------------------------ */ |
| 44 | |
| 45 | static unsigned int irq_debug = 0; |
| 46 | module_param(irq_debug, int, 0644); |
| 47 | MODULE_PARM_DESC(irq_debug,"enable debug messages [IRQ handler]"); |
| 48 | |
| 49 | static unsigned int core_debug = 0; |
| 50 | module_param(core_debug, int, 0644); |
| 51 | MODULE_PARM_DESC(core_debug,"enable debug messages [core]"); |
| 52 | |
| 53 | static unsigned int gpio_tracking = 0; |
| 54 | module_param(gpio_tracking, int, 0644); |
| 55 | MODULE_PARM_DESC(gpio_tracking,"enable debug messages [gpio]"); |
| 56 | |
Ricardo Cerqueira | bd15eba | 2005-11-08 21:37:11 -0800 | [diff] [blame] | 57 | static unsigned int alsa = 0; |
Ricardo Cerqueira | 4aabf63 | 2005-11-13 16:08:00 -0800 | [diff] [blame] | 58 | module_param(alsa, int, 0644); |
| 59 | MODULE_PARM_DESC(alsa,"enable ALSA DMA sound [dmasound]"); |
| 60 | |
| 61 | static unsigned int oss = 0; |
| 62 | module_param(oss, int, 0644); |
| 63 | MODULE_PARM_DESC(oss,"enable OSS DMA sound [dmasound]"); |
Ricardo Cerqueira | bd15eba | 2005-11-08 21:37:11 -0800 | [diff] [blame] | 64 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 65 | static unsigned int latency = UNSET; |
| 66 | module_param(latency, int, 0444); |
| 67 | MODULE_PARM_DESC(latency,"pci latency timer"); |
| 68 | |
Mauro Carvalho Chehab | ecb7377 | 2006-03-17 20:54:32 -0300 | [diff] [blame] | 69 | int saa7134_no_overlay=-1; |
| 70 | module_param_named(no_overlay, saa7134_no_overlay, int, 0444); |
Mauro Carvalho Chehab | 9050d94 | 2006-03-10 16:46:50 -0300 | [diff] [blame] | 71 | MODULE_PARM_DESC(no_overlay,"allow override overlay default (0 disables, 1 enables)" |
| 72 | " [some VIA/SIS chipsets are known to have problem with overlay]"); |
| 73 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 74 | static unsigned int video_nr[] = {[0 ... (SAA7134_MAXBOARDS - 1)] = UNSET }; |
| 75 | static unsigned int vbi_nr[] = {[0 ... (SAA7134_MAXBOARDS - 1)] = UNSET }; |
| 76 | static unsigned int radio_nr[] = {[0 ... (SAA7134_MAXBOARDS - 1)] = UNSET }; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 77 | static unsigned int tuner[] = {[0 ... (SAA7134_MAXBOARDS - 1)] = UNSET }; |
| 78 | static unsigned int card[] = {[0 ... (SAA7134_MAXBOARDS - 1)] = UNSET }; |
| 79 | |
Mauro Carvalho Chehab | 674434c | 2005-12-12 00:37:28 -0800 | [diff] [blame] | 80 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 81 | module_param_array(video_nr, int, NULL, 0444); |
| 82 | module_param_array(vbi_nr, int, NULL, 0444); |
| 83 | module_param_array(radio_nr, int, NULL, 0444); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 84 | module_param_array(tuner, int, NULL, 0444); |
| 85 | module_param_array(card, int, NULL, 0444); |
| 86 | |
| 87 | MODULE_PARM_DESC(video_nr, "video device number"); |
| 88 | MODULE_PARM_DESC(vbi_nr, "vbi device number"); |
| 89 | MODULE_PARM_DESC(radio_nr, "radio device number"); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 90 | MODULE_PARM_DESC(tuner, "tuner type"); |
| 91 | MODULE_PARM_DESC(card, "card type"); |
| 92 | |
Ingo Molnar | 1e4baed | 2006-01-15 07:52:23 -0200 | [diff] [blame] | 93 | static DEFINE_MUTEX(devlist_lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 94 | LIST_HEAD(saa7134_devlist); |
| 95 | static LIST_HEAD(mops_list); |
| 96 | static unsigned int saa7134_devcount; |
| 97 | |
Ricardo Cerqueira | f5b974c | 2005-12-01 00:51:20 -0800 | [diff] [blame] | 98 | int (*dmasound_init)(struct saa7134_dev *dev); |
| 99 | int (*dmasound_exit)(struct saa7134_dev *dev); |
| 100 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 101 | #define dprintk(fmt, arg...) if (core_debug) \ |
| 102 | printk(KERN_DEBUG "%s/core: " fmt, dev->name , ## arg) |
| 103 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 104 | void saa7134_track_gpio(struct saa7134_dev *dev, char *msg) |
| 105 | { |
| 106 | unsigned long mode,status; |
| 107 | |
| 108 | if (!gpio_tracking) |
| 109 | return; |
| 110 | /* rising SAA7134_GPIO_GPRESCAN reads the status */ |
| 111 | saa_andorb(SAA7134_GPIO_GPMODE3,SAA7134_GPIO_GPRESCAN,0); |
| 112 | saa_andorb(SAA7134_GPIO_GPMODE3,SAA7134_GPIO_GPRESCAN,SAA7134_GPIO_GPRESCAN); |
| 113 | mode = saa_readl(SAA7134_GPIO_GPMODE0 >> 2) & 0xfffffff; |
| 114 | status = saa_readl(SAA7134_GPIO_GPSTATUS0 >> 2) & 0xfffffff; |
| 115 | printk(KERN_DEBUG |
| 116 | "%s: gpio: mode=0x%07lx in=0x%07lx out=0x%07lx [%s]\n", |
| 117 | dev->name, mode, (~mode) & status, mode & status, msg); |
| 118 | } |
| 119 | |
| 120 | /* ------------------------------------------------------------------ */ |
| 121 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 122 | |
| 123 | /* ----------------------------------------------------------- */ |
| 124 | /* delayed request_module */ |
| 125 | |
Reimar Doeffinger | fd1eab7 | 2005-12-01 00:51:39 -0800 | [diff] [blame] | 126 | #if defined(CONFIG_MODULES) && defined(MODULE) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 127 | static int need_empress; |
| 128 | static int need_dvb; |
Ricardo Cerqueira | b54134b | 2005-11-08 21:38:54 -0800 | [diff] [blame] | 129 | static int need_alsa; |
Ricardo Cerqueira | 4aabf63 | 2005-11-13 16:08:00 -0800 | [diff] [blame] | 130 | static int need_oss; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 131 | |
| 132 | static int pending_call(struct notifier_block *self, unsigned long state, |
| 133 | void *module) |
| 134 | { |
| 135 | if (module != THIS_MODULE || state != MODULE_STATE_LIVE) |
| 136 | return NOTIFY_DONE; |
| 137 | |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 138 | if (need_empress) |
| 139 | request_module("saa7134-empress"); |
| 140 | if (need_dvb) |
| 141 | request_module("saa7134-dvb"); |
Ricardo Cerqueira | b54134b | 2005-11-08 21:38:54 -0800 | [diff] [blame] | 142 | if (need_alsa) |
| 143 | request_module("saa7134-alsa"); |
Ricardo Cerqueira | 4aabf63 | 2005-11-13 16:08:00 -0800 | [diff] [blame] | 144 | if (need_oss) |
| 145 | request_module("saa7134-oss"); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 146 | return NOTIFY_DONE; |
| 147 | } |
| 148 | |
Mauro Carvalho Chehab | a5ed425 | 2006-01-13 14:10:19 -0200 | [diff] [blame] | 149 | static int pending_registered; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 150 | static struct notifier_block pending_notifier = { |
| 151 | .notifier_call = pending_call, |
| 152 | }; |
| 153 | |
| 154 | static void request_module_depend(char *name, int *flag) |
| 155 | { |
Ricardo Cerqueira | 4aabf63 | 2005-11-13 16:08:00 -0800 | [diff] [blame] | 156 | int err; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 157 | switch (THIS_MODULE->state) { |
| 158 | case MODULE_STATE_COMING: |
| 159 | if (!pending_registered) { |
Ricardo Cerqueira | 4aabf63 | 2005-11-13 16:08:00 -0800 | [diff] [blame] | 160 | err = register_module_notifier(&pending_notifier); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 161 | pending_registered = 1; |
| 162 | } |
| 163 | *flag = 1; |
| 164 | break; |
| 165 | case MODULE_STATE_LIVE: |
| 166 | request_module(name); |
| 167 | break; |
| 168 | default: |
| 169 | /* nothing */; |
| 170 | break; |
| 171 | } |
| 172 | } |
| 173 | |
| 174 | #else |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 175 | #define request_module_depend(name,flag) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 176 | #endif /* CONFIG_MODULES */ |
| 177 | |
| 178 | /* ------------------------------------------------------------------ */ |
| 179 | |
| 180 | /* nr of (saa7134-)pages for the given buffer size */ |
| 181 | static int saa7134_buffer_pages(int size) |
| 182 | { |
| 183 | size = PAGE_ALIGN(size); |
| 184 | size += PAGE_SIZE; /* for non-page-aligned buffers */ |
| 185 | size /= 4096; |
| 186 | return size; |
| 187 | } |
| 188 | |
| 189 | /* calc max # of buffers from size (must not exceed the 4MB virtual |
| 190 | * address space per DMA channel) */ |
| 191 | int saa7134_buffer_count(unsigned int size, unsigned int count) |
| 192 | { |
| 193 | unsigned int maxcount; |
| 194 | |
| 195 | maxcount = 1024 / saa7134_buffer_pages(size); |
| 196 | if (count > maxcount) |
| 197 | count = maxcount; |
| 198 | return count; |
| 199 | } |
| 200 | |
| 201 | int saa7134_buffer_startpage(struct saa7134_buf *buf) |
| 202 | { |
| 203 | return saa7134_buffer_pages(buf->vb.bsize) * buf->vb.i; |
| 204 | } |
| 205 | |
| 206 | unsigned long saa7134_buffer_base(struct saa7134_buf *buf) |
| 207 | { |
| 208 | unsigned long base; |
| 209 | |
| 210 | base = saa7134_buffer_startpage(buf) * 4096; |
| 211 | base += buf->vb.dma.sglist[0].offset; |
| 212 | return base; |
| 213 | } |
| 214 | |
| 215 | /* ------------------------------------------------------------------ */ |
| 216 | |
| 217 | int saa7134_pgtable_alloc(struct pci_dev *pci, struct saa7134_pgtable *pt) |
| 218 | { |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 219 | __le32 *cpu; |
| 220 | dma_addr_t dma_addr; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 221 | |
| 222 | cpu = pci_alloc_consistent(pci, SAA7134_PGTABLE_SIZE, &dma_addr); |
| 223 | if (NULL == cpu) |
| 224 | return -ENOMEM; |
| 225 | pt->size = SAA7134_PGTABLE_SIZE; |
| 226 | pt->cpu = cpu; |
| 227 | pt->dma = dma_addr; |
| 228 | return 0; |
| 229 | } |
| 230 | |
| 231 | int saa7134_pgtable_build(struct pci_dev *pci, struct saa7134_pgtable *pt, |
| 232 | struct scatterlist *list, unsigned int length, |
| 233 | unsigned int startpage) |
| 234 | { |
Alexey Dobriyan | c9c12b7 | 2005-06-23 22:04:37 -0700 | [diff] [blame] | 235 | __le32 *ptr; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 236 | unsigned int i,p; |
| 237 | |
| 238 | BUG_ON(NULL == pt || NULL == pt->cpu); |
| 239 | |
| 240 | ptr = pt->cpu + startpage; |
| 241 | for (i = 0; i < length; i++, list++) |
| 242 | for (p = 0; p * 4096 < list->length; p++, ptr++) |
Gerd Knorr | a20758f | 2005-06-23 22:04:34 -0700 | [diff] [blame] | 243 | *ptr = cpu_to_le32(sg_dma_address(list) - list->offset); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 244 | return 0; |
| 245 | } |
| 246 | |
| 247 | void saa7134_pgtable_free(struct pci_dev *pci, struct saa7134_pgtable *pt) |
| 248 | { |
| 249 | if (NULL == pt->cpu) |
| 250 | return; |
| 251 | pci_free_consistent(pci, pt->size, pt->cpu, pt->dma); |
| 252 | pt->cpu = NULL; |
| 253 | } |
| 254 | |
| 255 | /* ------------------------------------------------------------------ */ |
| 256 | |
Mauro Carvalho Chehab | c7b0ac0 | 2006-03-10 12:29:15 -0300 | [diff] [blame] | 257 | void saa7134_dma_free(struct videobuf_queue *q,struct saa7134_buf *buf) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 258 | { |
Eric Sesterhenn | ae24601 | 2006-03-13 13:17:11 -0300 | [diff] [blame] | 259 | BUG_ON(in_interrupt()); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 260 | |
| 261 | videobuf_waiton(&buf->vb,0,0); |
Mauro Carvalho Chehab | c7b0ac0 | 2006-03-10 12:29:15 -0300 | [diff] [blame] | 262 | videobuf_dma_unmap(q, &buf->vb.dma); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 263 | videobuf_dma_free(&buf->vb.dma); |
| 264 | buf->vb.state = STATE_NEEDS_INIT; |
| 265 | } |
| 266 | |
| 267 | /* ------------------------------------------------------------------ */ |
| 268 | |
| 269 | int saa7134_buffer_queue(struct saa7134_dev *dev, |
| 270 | struct saa7134_dmaqueue *q, |
| 271 | struct saa7134_buf *buf) |
| 272 | { |
| 273 | struct saa7134_buf *next = NULL; |
| 274 | |
| 275 | assert_spin_locked(&dev->slock); |
| 276 | dprintk("buffer_queue %p\n",buf); |
| 277 | if (NULL == q->curr) { |
| 278 | if (!q->need_two) { |
| 279 | q->curr = buf; |
| 280 | buf->activate(dev,buf,NULL); |
| 281 | } else if (list_empty(&q->queue)) { |
| 282 | list_add_tail(&buf->vb.queue,&q->queue); |
| 283 | buf->vb.state = STATE_QUEUED; |
| 284 | } else { |
| 285 | next = list_entry(q->queue.next,struct saa7134_buf, |
| 286 | vb.queue); |
| 287 | q->curr = buf; |
| 288 | buf->activate(dev,buf,next); |
| 289 | } |
| 290 | } else { |
| 291 | list_add_tail(&buf->vb.queue,&q->queue); |
| 292 | buf->vb.state = STATE_QUEUED; |
| 293 | } |
| 294 | return 0; |
| 295 | } |
| 296 | |
| 297 | void saa7134_buffer_finish(struct saa7134_dev *dev, |
| 298 | struct saa7134_dmaqueue *q, |
| 299 | unsigned int state) |
| 300 | { |
| 301 | assert_spin_locked(&dev->slock); |
| 302 | dprintk("buffer_finish %p\n",q->curr); |
| 303 | |
| 304 | /* finish current buffer */ |
| 305 | q->curr->vb.state = state; |
| 306 | do_gettimeofday(&q->curr->vb.ts); |
| 307 | wake_up(&q->curr->vb.done); |
| 308 | q->curr = NULL; |
| 309 | } |
| 310 | |
| 311 | void saa7134_buffer_next(struct saa7134_dev *dev, |
| 312 | struct saa7134_dmaqueue *q) |
| 313 | { |
| 314 | struct saa7134_buf *buf,*next = NULL; |
| 315 | |
| 316 | assert_spin_locked(&dev->slock); |
| 317 | BUG_ON(NULL != q->curr); |
| 318 | |
| 319 | if (!list_empty(&q->queue)) { |
| 320 | /* activate next one from queue */ |
| 321 | buf = list_entry(q->queue.next,struct saa7134_buf,vb.queue); |
| 322 | dprintk("buffer_next %p [prev=%p/next=%p]\n", |
| 323 | buf,q->queue.prev,q->queue.next); |
| 324 | list_del(&buf->vb.queue); |
| 325 | if (!list_empty(&q->queue)) |
| 326 | next = list_entry(q->queue.next,struct saa7134_buf, |
| 327 | vb.queue); |
| 328 | q->curr = buf; |
| 329 | buf->activate(dev,buf,next); |
| 330 | dprintk("buffer_next #2 prev=%p/next=%p\n", |
| 331 | q->queue.prev,q->queue.next); |
| 332 | } else { |
| 333 | /* nothing to do -- just stop DMA */ |
| 334 | dprintk("buffer_next %p\n",NULL); |
| 335 | saa7134_set_dmabits(dev); |
| 336 | del_timer(&q->timeout); |
| 337 | } |
| 338 | } |
| 339 | |
| 340 | void saa7134_buffer_timeout(unsigned long data) |
| 341 | { |
| 342 | struct saa7134_dmaqueue *q = (struct saa7134_dmaqueue*)data; |
| 343 | struct saa7134_dev *dev = q->dev; |
| 344 | unsigned long flags; |
| 345 | |
| 346 | spin_lock_irqsave(&dev->slock,flags); |
| 347 | |
| 348 | /* try to reset the hardware (SWRST) */ |
| 349 | saa_writeb(SAA7134_REGION_ENABLE, 0x00); |
| 350 | saa_writeb(SAA7134_REGION_ENABLE, 0x80); |
| 351 | saa_writeb(SAA7134_REGION_ENABLE, 0x00); |
| 352 | |
| 353 | /* flag current buffer as failed, |
| 354 | try to start over with the next one. */ |
| 355 | if (q->curr) { |
| 356 | dprintk("timeout on %p\n",q->curr); |
| 357 | saa7134_buffer_finish(dev,q,STATE_ERROR); |
| 358 | } |
| 359 | saa7134_buffer_next(dev,q); |
| 360 | spin_unlock_irqrestore(&dev->slock,flags); |
| 361 | } |
| 362 | |
| 363 | /* ------------------------------------------------------------------ */ |
| 364 | |
| 365 | int saa7134_set_dmabits(struct saa7134_dev *dev) |
| 366 | { |
| 367 | u32 split, task=0, ctrl=0, irq=0; |
| 368 | enum v4l2_field cap = V4L2_FIELD_ANY; |
| 369 | enum v4l2_field ov = V4L2_FIELD_ANY; |
| 370 | |
| 371 | assert_spin_locked(&dev->slock); |
| 372 | |
| 373 | /* video capture -- dma 0 + video task A */ |
| 374 | if (dev->video_q.curr) { |
| 375 | task |= 0x01; |
| 376 | ctrl |= SAA7134_MAIN_CTRL_TE0; |
| 377 | irq |= SAA7134_IRQ1_INTE_RA0_1 | |
| 378 | SAA7134_IRQ1_INTE_RA0_0; |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 379 | cap = dev->video_q.curr->vb.field; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 380 | } |
| 381 | |
| 382 | /* video capture -- dma 1+2 (planar modes) */ |
| 383 | if (dev->video_q.curr && |
| 384 | dev->video_q.curr->fmt->planar) { |
| 385 | ctrl |= SAA7134_MAIN_CTRL_TE4 | |
| 386 | SAA7134_MAIN_CTRL_TE5; |
| 387 | } |
| 388 | |
| 389 | /* screen overlay -- dma 0 + video task B */ |
| 390 | if (dev->ovenable) { |
| 391 | task |= 0x10; |
| 392 | ctrl |= SAA7134_MAIN_CTRL_TE1; |
| 393 | ov = dev->ovfield; |
| 394 | } |
| 395 | |
| 396 | /* vbi capture -- dma 0 + vbi task A+B */ |
| 397 | if (dev->vbi_q.curr) { |
| 398 | task |= 0x22; |
| 399 | ctrl |= SAA7134_MAIN_CTRL_TE2 | |
| 400 | SAA7134_MAIN_CTRL_TE3; |
| 401 | irq |= SAA7134_IRQ1_INTE_RA0_7 | |
| 402 | SAA7134_IRQ1_INTE_RA0_6 | |
| 403 | SAA7134_IRQ1_INTE_RA0_5 | |
| 404 | SAA7134_IRQ1_INTE_RA0_4; |
| 405 | } |
| 406 | |
| 407 | /* audio capture -- dma 3 */ |
Ricardo Cerqueira | b54134b | 2005-11-08 21:38:54 -0800 | [diff] [blame] | 408 | if (dev->dmasound.dma_running) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 409 | ctrl |= SAA7134_MAIN_CTRL_TE6; |
| 410 | irq |= SAA7134_IRQ1_INTE_RA3_1 | |
| 411 | SAA7134_IRQ1_INTE_RA3_0; |
| 412 | } |
| 413 | |
| 414 | /* TS capture -- dma 5 */ |
| 415 | if (dev->ts_q.curr) { |
| 416 | ctrl |= SAA7134_MAIN_CTRL_TE5; |
| 417 | irq |= SAA7134_IRQ1_INTE_RA2_3 | |
| 418 | SAA7134_IRQ1_INTE_RA2_2 | |
| 419 | SAA7134_IRQ1_INTE_RA2_1 | |
| 420 | SAA7134_IRQ1_INTE_RA2_0; |
| 421 | } |
| 422 | |
| 423 | /* set task conditions + field handling */ |
| 424 | if (V4L2_FIELD_HAS_BOTH(cap) || V4L2_FIELD_HAS_BOTH(ov) || cap == ov) { |
| 425 | /* default config -- use full frames */ |
| 426 | saa_writeb(SAA7134_TASK_CONDITIONS(TASK_A), 0x0d); |
| 427 | saa_writeb(SAA7134_TASK_CONDITIONS(TASK_B), 0x0d); |
| 428 | saa_writeb(SAA7134_FIELD_HANDLING(TASK_A), 0x02); |
| 429 | saa_writeb(SAA7134_FIELD_HANDLING(TASK_B), 0x02); |
| 430 | split = 0; |
| 431 | } else { |
| 432 | /* split fields between tasks */ |
| 433 | if (V4L2_FIELD_TOP == cap) { |
| 434 | /* odd A, even B, repeat */ |
| 435 | saa_writeb(SAA7134_TASK_CONDITIONS(TASK_A), 0x0d); |
| 436 | saa_writeb(SAA7134_TASK_CONDITIONS(TASK_B), 0x0e); |
| 437 | } else { |
| 438 | /* odd B, even A, repeat */ |
| 439 | saa_writeb(SAA7134_TASK_CONDITIONS(TASK_A), 0x0e); |
| 440 | saa_writeb(SAA7134_TASK_CONDITIONS(TASK_B), 0x0d); |
| 441 | } |
| 442 | saa_writeb(SAA7134_FIELD_HANDLING(TASK_A), 0x01); |
| 443 | saa_writeb(SAA7134_FIELD_HANDLING(TASK_B), 0x01); |
| 444 | split = 1; |
| 445 | } |
| 446 | |
| 447 | /* irqs */ |
| 448 | saa_writeb(SAA7134_REGION_ENABLE, task); |
| 449 | saa_writel(SAA7134_IRQ1, irq); |
| 450 | saa_andorl(SAA7134_MAIN_CTRL, |
| 451 | SAA7134_MAIN_CTRL_TE0 | |
| 452 | SAA7134_MAIN_CTRL_TE1 | |
| 453 | SAA7134_MAIN_CTRL_TE2 | |
| 454 | SAA7134_MAIN_CTRL_TE3 | |
| 455 | SAA7134_MAIN_CTRL_TE4 | |
| 456 | SAA7134_MAIN_CTRL_TE5 | |
| 457 | SAA7134_MAIN_CTRL_TE6, |
| 458 | ctrl); |
| 459 | dprintk("dmabits: task=0x%02x ctrl=0x%02x irq=0x%x split=%s\n", |
| 460 | task, ctrl, irq, split ? "no" : "yes"); |
| 461 | |
| 462 | return 0; |
| 463 | } |
| 464 | |
| 465 | /* ------------------------------------------------------------------ */ |
| 466 | /* IRQ handler + helpers */ |
| 467 | |
| 468 | static char *irqbits[] = { |
| 469 | "DONE_RA0", "DONE_RA1", "DONE_RA2", "DONE_RA3", |
| 470 | "AR", "PE", "PWR_ON", "RDCAP", "INTL", "FIDT", "MMC", |
| 471 | "TRIG_ERR", "CONF_ERR", "LOAD_ERR", |
| 472 | "GPIO16?", "GPIO18", "GPIO22", "GPIO23" |
| 473 | }; |
| 474 | #define IRQBITS ARRAY_SIZE(irqbits) |
| 475 | |
| 476 | static void print_irqstatus(struct saa7134_dev *dev, int loop, |
| 477 | unsigned long report, unsigned long status) |
| 478 | { |
| 479 | unsigned int i; |
| 480 | |
| 481 | printk(KERN_DEBUG "%s/irq[%d,%ld]: r=0x%lx s=0x%02lx", |
| 482 | dev->name,loop,jiffies,report,status); |
| 483 | for (i = 0; i < IRQBITS; i++) { |
| 484 | if (!(report & (1 << i))) |
| 485 | continue; |
| 486 | printk(" %s",irqbits[i]); |
| 487 | } |
| 488 | if (report & SAA7134_IRQ_REPORT_DONE_RA0) { |
| 489 | printk(" | RA0=%s,%s,%s,%ld", |
| 490 | (status & 0x40) ? "vbi" : "video", |
| 491 | (status & 0x20) ? "b" : "a", |
| 492 | (status & 0x10) ? "odd" : "even", |
| 493 | (status & 0x0f)); |
| 494 | } |
| 495 | printk("\n"); |
| 496 | } |
| 497 | |
| 498 | static irqreturn_t saa7134_irq(int irq, void *dev_id, struct pt_regs *regs) |
| 499 | { |
| 500 | struct saa7134_dev *dev = (struct saa7134_dev*) dev_id; |
| 501 | unsigned long report,status; |
| 502 | int loop, handled = 0; |
| 503 | |
| 504 | for (loop = 0; loop < 10; loop++) { |
| 505 | report = saa_readl(SAA7134_IRQ_REPORT); |
| 506 | status = saa_readl(SAA7134_IRQ_STATUS); |
| 507 | if (0 == report) { |
| 508 | if (irq_debug > 1) |
| 509 | printk(KERN_DEBUG "%s/irq: no (more) work\n", |
| 510 | dev->name); |
| 511 | goto out; |
| 512 | } |
Ricardo Cerqueira | 79dd0c69 | 2005-11-08 21:38:53 -0800 | [diff] [blame] | 513 | |
Ricardo Cerqueira | 4aabf63 | 2005-11-13 16:08:00 -0800 | [diff] [blame] | 514 | /* If dmasound support is active and we get a sound report, exit |
| 515 | and let the saa7134-alsa/oss module deal with it */ |
Ricardo Cerqueira | 79dd0c69 | 2005-11-08 21:38:53 -0800 | [diff] [blame] | 516 | |
Ricardo Cerqueira | 4aabf63 | 2005-11-13 16:08:00 -0800 | [diff] [blame] | 517 | if ((report & SAA7134_IRQ_REPORT_DONE_RA3) && |
| 518 | (dev->dmasound.priv_data != NULL) ) |
| 519 | { |
Ricardo Cerqueira | 79dd0c69 | 2005-11-08 21:38:53 -0800 | [diff] [blame] | 520 | if (irq_debug > 1) |
Ricardo Cerqueira | 4aabf63 | 2005-11-13 16:08:00 -0800 | [diff] [blame] | 521 | printk(KERN_DEBUG "%s/irq: ignoring interrupt for DMA sound\n", |
Ricardo Cerqueira | 79dd0c69 | 2005-11-08 21:38:53 -0800 | [diff] [blame] | 522 | dev->name); |
| 523 | goto out; |
| 524 | } |
| 525 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 526 | handled = 1; |
| 527 | saa_writel(SAA7134_IRQ_REPORT,report); |
| 528 | if (irq_debug) |
| 529 | print_irqstatus(dev,loop,report,status); |
| 530 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 531 | |
| 532 | if (report & SAA7134_IRQ_REPORT_RDCAP /* _INTL */) |
| 533 | saa7134_irq_video_intl(dev); |
| 534 | |
| 535 | if ((report & SAA7134_IRQ_REPORT_DONE_RA0) && |
| 536 | (status & 0x60) == 0) |
| 537 | saa7134_irq_video_done(dev,status); |
| 538 | |
| 539 | if ((report & SAA7134_IRQ_REPORT_DONE_RA0) && |
| 540 | (status & 0x40) == 0x40) |
| 541 | saa7134_irq_vbi_done(dev,status); |
| 542 | |
| 543 | if ((report & SAA7134_IRQ_REPORT_DONE_RA2) && |
| 544 | card_has_mpeg(dev)) |
| 545 | saa7134_irq_ts_done(dev,status); |
| 546 | |
Peter Missel | 0602fbb | 2006-01-09 18:21:23 -0200 | [diff] [blame] | 547 | if (report & SAA7134_IRQ_REPORT_GPIO16) { |
| 548 | switch (dev->has_remote) { |
| 549 | case SAA7134_REMOTE_GPIO: |
| 550 | if (dev->remote->mask_keydown & 0x10000) { |
| 551 | saa7134_input_irq(dev); |
| 552 | } |
| 553 | break; |
Ricardo Cerqueira | bd15eba | 2005-11-08 21:37:11 -0800 | [diff] [blame] | 554 | |
Peter Missel | 0602fbb | 2006-01-09 18:21:23 -0200 | [diff] [blame] | 555 | case SAA7134_REMOTE_I2C: |
| 556 | break; /* FIXME: invoke I2C get_key() */ |
| 557 | |
| 558 | default: /* GPIO16 not used by IR remote */ |
| 559 | break; |
| 560 | } |
| 561 | } |
| 562 | |
| 563 | if (report & SAA7134_IRQ_REPORT_GPIO18) { |
| 564 | switch (dev->has_remote) { |
| 565 | case SAA7134_REMOTE_GPIO: |
| 566 | if ((dev->remote->mask_keydown & 0x40000) || |
| 567 | (dev->remote->mask_keyup & 0x40000)) { |
| 568 | saa7134_input_irq(dev); |
| 569 | } |
| 570 | break; |
| 571 | |
| 572 | case SAA7134_REMOTE_I2C: |
| 573 | break; /* FIXME: invoke I2C get_key() */ |
| 574 | |
| 575 | default: /* GPIO18 not used by IR remote */ |
| 576 | break; |
| 577 | } |
| 578 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 579 | } |
| 580 | |
| 581 | if (10 == loop) { |
| 582 | print_irqstatus(dev,loop,report,status); |
| 583 | if (report & SAA7134_IRQ_REPORT_PE) { |
| 584 | /* disable all parity error */ |
| 585 | printk(KERN_WARNING "%s/irq: looping -- " |
| 586 | "clearing PE (parity error!) enable bit\n",dev->name); |
| 587 | saa_clearl(SAA7134_IRQ2,SAA7134_IRQ2_INTE_PE); |
Peter Missel | 0602fbb | 2006-01-09 18:21:23 -0200 | [diff] [blame] | 588 | } else if (report & SAA7134_IRQ_REPORT_GPIO16) { |
| 589 | /* disable gpio16 IRQ */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 590 | printk(KERN_WARNING "%s/irq: looping -- " |
Peter Missel | 0602fbb | 2006-01-09 18:21:23 -0200 | [diff] [blame] | 591 | "clearing GPIO16 enable bit\n",dev->name); |
| 592 | saa_clearl(SAA7134_IRQ2, SAA7134_IRQ2_INTE_GPIO16); |
| 593 | } else if (report & SAA7134_IRQ_REPORT_GPIO18) { |
| 594 | /* disable gpio18 IRQs */ |
| 595 | printk(KERN_WARNING "%s/irq: looping -- " |
| 596 | "clearing GPIO18 enable bit\n",dev->name); |
| 597 | saa_clearl(SAA7134_IRQ2, SAA7134_IRQ2_INTE_GPIO18); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 598 | } else { |
| 599 | /* disable all irqs */ |
| 600 | printk(KERN_WARNING "%s/irq: looping -- " |
| 601 | "clearing all enable bits\n",dev->name); |
| 602 | saa_writel(SAA7134_IRQ1,0); |
| 603 | saa_writel(SAA7134_IRQ2,0); |
| 604 | } |
| 605 | } |
| 606 | |
| 607 | out: |
| 608 | return IRQ_RETVAL(handled); |
| 609 | } |
| 610 | |
| 611 | /* ------------------------------------------------------------------ */ |
| 612 | |
| 613 | /* early init (no i2c, no irq) */ |
| 614 | static int saa7134_hwinit1(struct saa7134_dev *dev) |
| 615 | { |
| 616 | dprintk("hwinit1\n"); |
| 617 | |
| 618 | saa_writel(SAA7134_IRQ1, 0); |
| 619 | saa_writel(SAA7134_IRQ2, 0); |
Ingo Molnar | 3593cab | 2006-02-07 06:49:14 -0200 | [diff] [blame] | 620 | mutex_init(&dev->lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 621 | spin_lock_init(&dev->slock); |
| 622 | |
| 623 | saa7134_track_gpio(dev,"pre-init"); |
| 624 | saa7134_video_init1(dev); |
| 625 | saa7134_vbi_init1(dev); |
| 626 | if (card_has_mpeg(dev)) |
| 627 | saa7134_ts_init1(dev); |
| 628 | saa7134_input_init1(dev); |
| 629 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 630 | /* RAM FIFO config */ |
| 631 | saa_writel(SAA7134_FIFO_SIZE, 0x08070503); |
| 632 | saa_writel(SAA7134_THRESHOULD,0x02020202); |
| 633 | |
| 634 | /* enable audio + video processing */ |
| 635 | saa_writel(SAA7134_MAIN_CTRL, |
| 636 | SAA7134_MAIN_CTRL_VPLLE | |
| 637 | SAA7134_MAIN_CTRL_APLLE | |
| 638 | SAA7134_MAIN_CTRL_EXOSC | |
| 639 | SAA7134_MAIN_CTRL_EVFE1 | |
| 640 | SAA7134_MAIN_CTRL_EVFE2 | |
| 641 | SAA7134_MAIN_CTRL_ESFE | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 642 | SAA7134_MAIN_CTRL_EBDAC); |
| 643 | |
Nickolay V. Shmyrev | 17a05ef | 2005-11-08 21:36:36 -0800 | [diff] [blame] | 644 | /* |
| 645 | * Initialize OSS _after_ enabling audio clock PLL and audio processing. |
| 646 | * OSS initialization writes to registers via the audio DSP; these |
| 647 | * writes will fail unless the audio clock has been started. At worst, |
| 648 | * audio will not work. |
| 649 | */ |
| 650 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 651 | /* enable peripheral devices */ |
| 652 | saa_writeb(SAA7134_SPECIAL_MODE, 0x01); |
| 653 | |
| 654 | /* set vertical line numbering start (vbi needs this) */ |
| 655 | saa_writeb(SAA7134_SOURCE_TIMING2, 0x20); |
| 656 | |
| 657 | return 0; |
| 658 | } |
| 659 | |
| 660 | /* late init (with i2c + irq) */ |
| 661 | static int saa7134_hwinit2(struct saa7134_dev *dev) |
| 662 | { |
Mauro Carvalho Chehab | 330a115 | 2005-07-12 13:59:01 -0700 | [diff] [blame] | 663 | unsigned int irq2_mask; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 664 | dprintk("hwinit2\n"); |
| 665 | |
| 666 | saa7134_video_init2(dev); |
| 667 | saa7134_tvaudio_init2(dev); |
| 668 | |
| 669 | /* enable IRQ's */ |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 670 | irq2_mask = |
Mauro Carvalho Chehab | 330a115 | 2005-07-12 13:59:01 -0700 | [diff] [blame] | 671 | SAA7134_IRQ2_INTE_DEC3 | |
| 672 | SAA7134_IRQ2_INTE_DEC2 | |
| 673 | SAA7134_IRQ2_INTE_DEC1 | |
| 674 | SAA7134_IRQ2_INTE_DEC0 | |
| 675 | SAA7134_IRQ2_INTE_PE | |
| 676 | SAA7134_IRQ2_INTE_AR; |
| 677 | |
Peter Missel | 0602fbb | 2006-01-09 18:21:23 -0200 | [diff] [blame] | 678 | if (dev->has_remote == SAA7134_REMOTE_GPIO) { |
| 679 | if (dev->remote->mask_keydown & 0x10000) |
| 680 | irq2_mask |= SAA7134_IRQ2_INTE_GPIO16; |
| 681 | else if (dev->remote->mask_keydown & 0x40000) |
| 682 | irq2_mask |= SAA7134_IRQ2_INTE_GPIO18; |
| 683 | else if (dev->remote->mask_keyup & 0x40000) |
| 684 | irq2_mask |= SAA7134_IRQ2_INTE_GPIO18A; |
| 685 | } |
Mauro Carvalho Chehab | 330a115 | 2005-07-12 13:59:01 -0700 | [diff] [blame] | 686 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 687 | saa_writel(SAA7134_IRQ1, 0); |
Mauro Carvalho Chehab | 330a115 | 2005-07-12 13:59:01 -0700 | [diff] [blame] | 688 | saa_writel(SAA7134_IRQ2, irq2_mask); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 689 | |
| 690 | return 0; |
| 691 | } |
| 692 | |
| 693 | /* shutdown */ |
| 694 | static int saa7134_hwfini(struct saa7134_dev *dev) |
| 695 | { |
| 696 | dprintk("hwfini\n"); |
| 697 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 698 | if (card_has_mpeg(dev)) |
| 699 | saa7134_ts_fini(dev); |
| 700 | saa7134_input_fini(dev); |
| 701 | saa7134_vbi_fini(dev); |
| 702 | saa7134_video_fini(dev); |
| 703 | saa7134_tvaudio_fini(dev); |
| 704 | return 0; |
| 705 | } |
| 706 | |
| 707 | static void __devinit must_configure_manually(void) |
| 708 | { |
| 709 | unsigned int i,p; |
| 710 | |
| 711 | printk(KERN_WARNING |
| 712 | "saa7134: <rant>\n" |
| 713 | "saa7134: Congratulations! Your TV card vendor saved a few\n" |
| 714 | "saa7134: cents for a eeprom, thus your pci board has no\n" |
| 715 | "saa7134: subsystem ID and I can't identify it automatically\n" |
| 716 | "saa7134: </rant>\n" |
| 717 | "saa7134: I feel better now. Ok, here are the good news:\n" |
| 718 | "saa7134: You can use the card=<nr> insmod option to specify\n" |
| 719 | "saa7134: which board do you have. The list:\n"); |
| 720 | for (i = 0; i < saa7134_bcount; i++) { |
| 721 | printk(KERN_WARNING "saa7134: card=%d -> %-40.40s", |
| 722 | i,saa7134_boards[i].name); |
| 723 | for (p = 0; saa7134_pci_tbl[p].driver_data; p++) { |
| 724 | if (saa7134_pci_tbl[p].driver_data != i) |
| 725 | continue; |
| 726 | printk(" %04x:%04x", |
| 727 | saa7134_pci_tbl[p].subvendor, |
| 728 | saa7134_pci_tbl[p].subdevice); |
| 729 | } |
| 730 | printk("\n"); |
| 731 | } |
| 732 | } |
| 733 | |
| 734 | static struct video_device *vdev_init(struct saa7134_dev *dev, |
| 735 | struct video_device *template, |
| 736 | char *type) |
| 737 | { |
| 738 | struct video_device *vfd; |
| 739 | |
| 740 | vfd = video_device_alloc(); |
| 741 | if (NULL == vfd) |
| 742 | return NULL; |
| 743 | *vfd = *template; |
| 744 | vfd->minor = -1; |
| 745 | vfd->dev = &dev->pci->dev; |
| 746 | vfd->release = video_device_release; |
| 747 | snprintf(vfd->name, sizeof(vfd->name), "%s %s (%s)", |
| 748 | dev->name, type, saa7134_boards[dev->board].name); |
| 749 | return vfd; |
| 750 | } |
| 751 | |
| 752 | static void saa7134_unregister_video(struct saa7134_dev *dev) |
| 753 | { |
| 754 | if (dev->video_dev) { |
| 755 | if (-1 != dev->video_dev->minor) |
| 756 | video_unregister_device(dev->video_dev); |
| 757 | else |
| 758 | video_device_release(dev->video_dev); |
| 759 | dev->video_dev = NULL; |
| 760 | } |
| 761 | if (dev->vbi_dev) { |
| 762 | if (-1 != dev->vbi_dev->minor) |
| 763 | video_unregister_device(dev->vbi_dev); |
| 764 | else |
| 765 | video_device_release(dev->vbi_dev); |
| 766 | dev->vbi_dev = NULL; |
| 767 | } |
| 768 | if (dev->radio_dev) { |
| 769 | if (-1 != dev->radio_dev->minor) |
| 770 | video_unregister_device(dev->radio_dev); |
| 771 | else |
| 772 | video_device_release(dev->radio_dev); |
| 773 | dev->radio_dev = NULL; |
| 774 | } |
| 775 | } |
| 776 | |
| 777 | static void mpeg_ops_attach(struct saa7134_mpeg_ops *ops, |
| 778 | struct saa7134_dev *dev) |
| 779 | { |
| 780 | int err; |
| 781 | |
| 782 | if (NULL != dev->mops) |
| 783 | return; |
| 784 | if (saa7134_boards[dev->board].mpeg != ops->type) |
| 785 | return; |
| 786 | err = ops->init(dev); |
| 787 | if (0 != err) |
| 788 | return; |
| 789 | dev->mops = ops; |
| 790 | } |
| 791 | |
| 792 | static void mpeg_ops_detach(struct saa7134_mpeg_ops *ops, |
| 793 | struct saa7134_dev *dev) |
| 794 | { |
| 795 | if (NULL == dev->mops) |
| 796 | return; |
| 797 | if (dev->mops != ops) |
| 798 | return; |
| 799 | dev->mops->fini(dev); |
| 800 | dev->mops = NULL; |
| 801 | } |
| 802 | |
| 803 | static int __devinit saa7134_initdev(struct pci_dev *pci_dev, |
| 804 | const struct pci_device_id *pci_id) |
| 805 | { |
| 806 | struct saa7134_dev *dev; |
| 807 | struct list_head *item; |
| 808 | struct saa7134_mpeg_ops *mops; |
| 809 | int err; |
| 810 | |
Panagiotis Issaris | 7408187 | 2006-01-11 19:40:56 -0200 | [diff] [blame] | 811 | dev = kzalloc(sizeof(*dev),GFP_KERNEL); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 812 | if (NULL == dev) |
| 813 | return -ENOMEM; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 814 | |
| 815 | /* pci init */ |
| 816 | dev->pci = pci_dev; |
| 817 | if (pci_enable_device(pci_dev)) { |
| 818 | err = -EIO; |
| 819 | goto fail1; |
| 820 | } |
| 821 | |
| 822 | dev->nr = saa7134_devcount; |
| 823 | sprintf(dev->name,"saa%x[%d]",pci_dev->device,dev->nr); |
| 824 | |
| 825 | /* pci quirks */ |
| 826 | if (pci_pci_problems) { |
| 827 | if (pci_pci_problems & PCIPCI_TRITON) |
| 828 | printk(KERN_INFO "%s: quirk: PCIPCI_TRITON\n", dev->name); |
| 829 | if (pci_pci_problems & PCIPCI_NATOMA) |
| 830 | printk(KERN_INFO "%s: quirk: PCIPCI_NATOMA\n", dev->name); |
| 831 | if (pci_pci_problems & PCIPCI_VIAETBF) |
| 832 | printk(KERN_INFO "%s: quirk: PCIPCI_VIAETBF\n", dev->name); |
| 833 | if (pci_pci_problems & PCIPCI_VSFX) |
| 834 | printk(KERN_INFO "%s: quirk: PCIPCI_VSFX\n",dev->name); |
| 835 | #ifdef PCIPCI_ALIMAGIK |
| 836 | if (pci_pci_problems & PCIPCI_ALIMAGIK) { |
| 837 | printk(KERN_INFO "%s: quirk: PCIPCI_ALIMAGIK -- latency fixup\n", |
| 838 | dev->name); |
| 839 | latency = 0x0A; |
| 840 | } |
| 841 | #endif |
Mauro Carvalho Chehab | 9050d94 | 2006-03-10 16:46:50 -0300 | [diff] [blame] | 842 | if (pci_pci_problems & PCIPCI_FAIL) { |
| 843 | printk(KERN_INFO "%s: quirk: this driver and your " |
| 844 | "chipset may not work together" |
| 845 | " in overlay mode.\n",dev->name); |
Mauro Carvalho Chehab | ecb7377 | 2006-03-17 20:54:32 -0300 | [diff] [blame] | 846 | if (!saa7134_no_overlay) { |
Mauro Carvalho Chehab | 9050d94 | 2006-03-10 16:46:50 -0300 | [diff] [blame] | 847 | printk(KERN_INFO "%s: quirk: overlay " |
| 848 | "mode will be disabled.\n", |
| 849 | dev->name); |
Mauro Carvalho Chehab | ecb7377 | 2006-03-17 20:54:32 -0300 | [diff] [blame] | 850 | saa7134_no_overlay = 1; |
Mauro Carvalho Chehab | 9050d94 | 2006-03-10 16:46:50 -0300 | [diff] [blame] | 851 | } else { |
| 852 | printk(KERN_INFO "%s: quirk: overlay " |
| 853 | "mode will be forced. Use this" |
| 854 | " option at your own risk.\n", |
| 855 | dev->name); |
| 856 | } |
| 857 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 858 | } |
| 859 | if (UNSET != latency) { |
| 860 | printk(KERN_INFO "%s: setting pci latency timer to %d\n", |
| 861 | dev->name,latency); |
| 862 | pci_write_config_byte(pci_dev, PCI_LATENCY_TIMER, latency); |
| 863 | } |
| 864 | |
| 865 | /* print pci info */ |
| 866 | pci_read_config_byte(pci_dev, PCI_CLASS_REVISION, &dev->pci_rev); |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 867 | pci_read_config_byte(pci_dev, PCI_LATENCY_TIMER, &dev->pci_lat); |
| 868 | printk(KERN_INFO "%s: found at %s, rev: %d, irq: %d, " |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 869 | "latency: %d, mmio: 0x%lx\n", dev->name, |
| 870 | pci_name(pci_dev), dev->pci_rev, pci_dev->irq, |
| 871 | dev->pci_lat,pci_resource_start(pci_dev,0)); |
| 872 | pci_set_master(pci_dev); |
| 873 | if (!pci_dma_supported(pci_dev,0xffffffff)) { |
| 874 | printk("%s: Oops: no 32bit PCI DMA ???\n",dev->name); |
| 875 | err = -EIO; |
| 876 | goto fail1; |
| 877 | } |
| 878 | |
| 879 | /* board config */ |
| 880 | dev->board = pci_id->driver_data; |
| 881 | if (card[dev->nr] >= 0 && |
| 882 | card[dev->nr] < saa7134_bcount) |
| 883 | dev->board = card[dev->nr]; |
| 884 | if (SAA7134_BOARD_NOAUTO == dev->board) { |
| 885 | must_configure_manually(); |
| 886 | dev->board = SAA7134_BOARD_UNKNOWN; |
| 887 | } |
| 888 | dev->tuner_type = saa7134_boards[dev->board].tuner_type; |
| 889 | dev->tda9887_conf = saa7134_boards[dev->board].tda9887_conf; |
| 890 | if (UNSET != tuner[dev->nr]) |
| 891 | dev->tuner_type = tuner[dev->nr]; |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 892 | printk(KERN_INFO "%s: subsystem: %04x:%04x, board: %s [card=%d,%s]\n", |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 893 | dev->name,pci_dev->subsystem_vendor, |
| 894 | pci_dev->subsystem_device,saa7134_boards[dev->board].name, |
| 895 | dev->board, card[dev->nr] == dev->board ? |
| 896 | "insmod option" : "autodetected"); |
| 897 | |
| 898 | /* get mmio */ |
| 899 | if (!request_mem_region(pci_resource_start(pci_dev,0), |
| 900 | pci_resource_len(pci_dev,0), |
| 901 | dev->name)) { |
| 902 | err = -EBUSY; |
| 903 | printk(KERN_ERR "%s: can't get MMIO memory @ 0x%lx\n", |
| 904 | dev->name,pci_resource_start(pci_dev,0)); |
| 905 | goto fail1; |
| 906 | } |
| 907 | dev->lmmio = ioremap(pci_resource_start(pci_dev,0), 0x1000); |
| 908 | dev->bmmio = (__u8 __iomem *)dev->lmmio; |
| 909 | if (NULL == dev->lmmio) { |
| 910 | err = -EIO; |
| 911 | printk(KERN_ERR "%s: can't ioremap() MMIO memory\n", |
| 912 | dev->name); |
| 913 | goto fail2; |
| 914 | } |
| 915 | |
| 916 | /* initialize hardware #1 */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 917 | saa7134_board_init1(dev); |
| 918 | saa7134_hwinit1(dev); |
| 919 | |
| 920 | /* get irq */ |
| 921 | err = request_irq(pci_dev->irq, saa7134_irq, |
| 922 | SA_SHIRQ | SA_INTERRUPT, dev->name, dev); |
| 923 | if (err < 0) { |
| 924 | printk(KERN_ERR "%s: can't get IRQ %d\n", |
| 925 | dev->name,pci_dev->irq); |
| 926 | goto fail3; |
| 927 | } |
| 928 | |
| 929 | /* wait a bit, register i2c bus */ |
| 930 | msleep(100); |
| 931 | saa7134_i2c_register(dev); |
| 932 | |
| 933 | /* initialize hardware #2 */ |
| 934 | saa7134_board_init2(dev); |
| 935 | saa7134_hwinit2(dev); |
| 936 | |
| 937 | /* load i2c helpers */ |
| 938 | if (TUNER_ABSENT != dev->tuner_type) |
| 939 | request_module("tuner"); |
| 940 | if (dev->tda9887_conf) |
| 941 | request_module("tda9887"); |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 942 | if (card_is_empress(dev)) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 943 | request_module("saa6752hs"); |
| 944 | request_module_depend("saa7134-empress",&need_empress); |
| 945 | } |
Mauro Carvalho Chehab | 330a115 | 2005-07-12 13:59:01 -0700 | [diff] [blame] | 946 | |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 947 | if (card_is_dvb(dev)) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 948 | request_module_depend("saa7134-dvb",&need_dvb); |
| 949 | |
Ricardo Cerqueira | b54134b | 2005-11-08 21:38:54 -0800 | [diff] [blame] | 950 | |
Ricardo Cerqueira | 4aabf63 | 2005-11-13 16:08:00 -0800 | [diff] [blame] | 951 | if (alsa) |
| 952 | request_module_depend("saa7134-alsa",&need_alsa); |
| 953 | |
| 954 | if (oss) |
| 955 | request_module_depend("saa7134-oss",&need_oss); |
Ricardo Cerqueira | b54134b | 2005-11-08 21:38:54 -0800 | [diff] [blame] | 956 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 957 | v4l2_prio_init(&dev->prio); |
| 958 | |
| 959 | /* register v4l devices */ |
Mauro Carvalho Chehab | ecb7377 | 2006-03-17 20:54:32 -0300 | [diff] [blame] | 960 | if (saa7134_no_overlay <= 0) { |
| 961 | saa7134_video_template.type |= VID_TYPE_OVERLAY; |
| 962 | } else { |
Mauro Carvalho Chehab | fa3fcce | 2006-03-23 21:45:24 -0300 | [diff] [blame] | 963 | printk("%s: Overlay support disabled.\n",dev->name); |
Mauro Carvalho Chehab | ecb7377 | 2006-03-17 20:54:32 -0300 | [diff] [blame] | 964 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 965 | dev->video_dev = vdev_init(dev,&saa7134_video_template,"video"); |
| 966 | err = video_register_device(dev->video_dev,VFL_TYPE_GRABBER, |
| 967 | video_nr[dev->nr]); |
| 968 | if (err < 0) { |
| 969 | printk(KERN_INFO "%s: can't register video device\n", |
| 970 | dev->name); |
| 971 | goto fail4; |
| 972 | } |
| 973 | printk(KERN_INFO "%s: registered device video%d [v4l2]\n", |
| 974 | dev->name,dev->video_dev->minor & 0x1f); |
| 975 | |
| 976 | dev->vbi_dev = vdev_init(dev,&saa7134_vbi_template,"vbi"); |
| 977 | err = video_register_device(dev->vbi_dev,VFL_TYPE_VBI, |
| 978 | vbi_nr[dev->nr]); |
| 979 | if (err < 0) |
| 980 | goto fail4; |
| 981 | printk(KERN_INFO "%s: registered device vbi%d\n", |
| 982 | dev->name,dev->vbi_dev->minor & 0x1f); |
| 983 | |
| 984 | if (card_has_radio(dev)) { |
| 985 | dev->radio_dev = vdev_init(dev,&saa7134_radio_template,"radio"); |
| 986 | err = video_register_device(dev->radio_dev,VFL_TYPE_RADIO, |
| 987 | radio_nr[dev->nr]); |
| 988 | if (err < 0) |
| 989 | goto fail4; |
| 990 | printk(KERN_INFO "%s: registered device radio%d\n", |
| 991 | dev->name,dev->radio_dev->minor & 0x1f); |
| 992 | } |
| 993 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 994 | /* everything worked */ |
| 995 | pci_set_drvdata(pci_dev,dev); |
| 996 | saa7134_devcount++; |
| 997 | |
Ingo Molnar | 1e4baed | 2006-01-15 07:52:23 -0200 | [diff] [blame] | 998 | mutex_lock(&devlist_lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 999 | list_for_each(item,&mops_list) { |
| 1000 | mops = list_entry(item, struct saa7134_mpeg_ops, next); |
| 1001 | mpeg_ops_attach(mops, dev); |
| 1002 | } |
| 1003 | list_add_tail(&dev->devlist,&saa7134_devlist); |
Ingo Molnar | 1e4baed | 2006-01-15 07:52:23 -0200 | [diff] [blame] | 1004 | mutex_unlock(&devlist_lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1005 | |
| 1006 | /* check for signal */ |
| 1007 | saa7134_irq_video_intl(dev); |
Ricardo Cerqueira | c817e76 | 2005-11-13 16:07:47 -0800 | [diff] [blame] | 1008 | |
Ricardo Cerqueira | f5b974c | 2005-12-01 00:51:20 -0800 | [diff] [blame] | 1009 | if (dmasound_init && !dev->dmasound.priv_data) { |
| 1010 | dmasound_init(dev); |
| 1011 | } |
| 1012 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1013 | return 0; |
| 1014 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1015 | fail4: |
| 1016 | saa7134_unregister_video(dev); |
| 1017 | saa7134_i2c_unregister(dev); |
| 1018 | free_irq(pci_dev->irq, dev); |
| 1019 | fail3: |
| 1020 | saa7134_hwfini(dev); |
| 1021 | iounmap(dev->lmmio); |
| 1022 | fail2: |
| 1023 | release_mem_region(pci_resource_start(pci_dev,0), |
| 1024 | pci_resource_len(pci_dev,0)); |
| 1025 | fail1: |
| 1026 | kfree(dev); |
| 1027 | return err; |
| 1028 | } |
| 1029 | |
| 1030 | static void __devexit saa7134_finidev(struct pci_dev *pci_dev) |
| 1031 | { |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 1032 | struct saa7134_dev *dev = pci_get_drvdata(pci_dev); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1033 | struct list_head *item; |
| 1034 | struct saa7134_mpeg_ops *mops; |
| 1035 | |
Ricardo Cerqueira | f5b974c | 2005-12-01 00:51:20 -0800 | [diff] [blame] | 1036 | /* Release DMA sound modules if present */ |
| 1037 | if (dmasound_exit && dev->dmasound.priv_data) { |
| 1038 | dmasound_exit(dev); |
| 1039 | } |
| 1040 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1041 | /* debugging ... */ |
| 1042 | if (irq_debug) { |
| 1043 | u32 report = saa_readl(SAA7134_IRQ_REPORT); |
| 1044 | u32 status = saa_readl(SAA7134_IRQ_STATUS); |
| 1045 | print_irqstatus(dev,42,report,status); |
| 1046 | } |
| 1047 | |
| 1048 | /* disable peripheral devices */ |
| 1049 | saa_writeb(SAA7134_SPECIAL_MODE,0); |
| 1050 | |
| 1051 | /* shutdown hardware */ |
| 1052 | saa_writel(SAA7134_IRQ1,0); |
| 1053 | saa_writel(SAA7134_IRQ2,0); |
| 1054 | saa_writel(SAA7134_MAIN_CTRL,0); |
| 1055 | |
| 1056 | /* shutdown subsystems */ |
| 1057 | saa7134_hwfini(dev); |
| 1058 | |
| 1059 | /* unregister */ |
Ingo Molnar | 1e4baed | 2006-01-15 07:52:23 -0200 | [diff] [blame] | 1060 | mutex_lock(&devlist_lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1061 | list_del(&dev->devlist); |
| 1062 | list_for_each(item,&mops_list) { |
| 1063 | mops = list_entry(item, struct saa7134_mpeg_ops, next); |
| 1064 | mpeg_ops_detach(mops, dev); |
| 1065 | } |
Ingo Molnar | 1e4baed | 2006-01-15 07:52:23 -0200 | [diff] [blame] | 1066 | mutex_unlock(&devlist_lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1067 | saa7134_devcount--; |
| 1068 | |
| 1069 | saa7134_i2c_unregister(dev); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1070 | saa7134_unregister_video(dev); |
| 1071 | |
Ricardo Cerqueira | f5b974c | 2005-12-01 00:51:20 -0800 | [diff] [blame] | 1072 | |
Ricardo Cerqueira | 4aabf63 | 2005-11-13 16:08:00 -0800 | [diff] [blame] | 1073 | /* the DMA sound modules should be unloaded before reaching |
| 1074 | this, but just in case they are still present... */ |
| 1075 | if (dev->dmasound.priv_data != NULL) { |
| 1076 | free_irq(pci_dev->irq, &dev->dmasound); |
| 1077 | dev->dmasound.priv_data = NULL; |
| 1078 | } |
| 1079 | |
Ricardo Cerqueira | f5b974c | 2005-12-01 00:51:20 -0800 | [diff] [blame] | 1080 | |
Ricardo Cerqueira | 4aabf63 | 2005-11-13 16:08:00 -0800 | [diff] [blame] | 1081 | /* release resources */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1082 | free_irq(pci_dev->irq, dev); |
| 1083 | iounmap(dev->lmmio); |
| 1084 | release_mem_region(pci_resource_start(pci_dev,0), |
| 1085 | pci_resource_len(pci_dev,0)); |
| 1086 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1087 | pci_set_drvdata(pci_dev, NULL); |
| 1088 | |
| 1089 | /* free memory */ |
| 1090 | kfree(dev); |
| 1091 | } |
| 1092 | |
| 1093 | /* ----------------------------------------------------------- */ |
| 1094 | |
| 1095 | int saa7134_ts_register(struct saa7134_mpeg_ops *ops) |
| 1096 | { |
| 1097 | struct list_head *item; |
| 1098 | struct saa7134_dev *dev; |
| 1099 | |
Ingo Molnar | 1e4baed | 2006-01-15 07:52:23 -0200 | [diff] [blame] | 1100 | mutex_lock(&devlist_lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1101 | list_for_each(item,&saa7134_devlist) { |
| 1102 | dev = list_entry(item, struct saa7134_dev, devlist); |
| 1103 | mpeg_ops_attach(ops, dev); |
| 1104 | } |
| 1105 | list_add_tail(&ops->next,&mops_list); |
Ingo Molnar | 1e4baed | 2006-01-15 07:52:23 -0200 | [diff] [blame] | 1106 | mutex_unlock(&devlist_lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1107 | return 0; |
| 1108 | } |
| 1109 | |
| 1110 | void saa7134_ts_unregister(struct saa7134_mpeg_ops *ops) |
| 1111 | { |
| 1112 | struct list_head *item; |
| 1113 | struct saa7134_dev *dev; |
| 1114 | |
Ingo Molnar | 1e4baed | 2006-01-15 07:52:23 -0200 | [diff] [blame] | 1115 | mutex_lock(&devlist_lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1116 | list_del(&ops->next); |
| 1117 | list_for_each(item,&saa7134_devlist) { |
| 1118 | dev = list_entry(item, struct saa7134_dev, devlist); |
| 1119 | mpeg_ops_detach(ops, dev); |
| 1120 | } |
Ingo Molnar | 1e4baed | 2006-01-15 07:52:23 -0200 | [diff] [blame] | 1121 | mutex_unlock(&devlist_lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1122 | } |
| 1123 | |
| 1124 | EXPORT_SYMBOL(saa7134_ts_register); |
| 1125 | EXPORT_SYMBOL(saa7134_ts_unregister); |
| 1126 | |
| 1127 | /* ----------------------------------------------------------- */ |
| 1128 | |
| 1129 | static struct pci_driver saa7134_pci_driver = { |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 1130 | .name = "saa7134", |
| 1131 | .id_table = saa7134_pci_tbl, |
| 1132 | .probe = saa7134_initdev, |
| 1133 | .remove = __devexit_p(saa7134_finidev), |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1134 | }; |
| 1135 | |
| 1136 | static int saa7134_init(void) |
| 1137 | { |
| 1138 | INIT_LIST_HEAD(&saa7134_devlist); |
| 1139 | printk(KERN_INFO "saa7130/34: v4l2 driver version %d.%d.%d loaded\n", |
| 1140 | (SAA7134_VERSION_CODE >> 16) & 0xff, |
| 1141 | (SAA7134_VERSION_CODE >> 8) & 0xff, |
| 1142 | SAA7134_VERSION_CODE & 0xff); |
| 1143 | #ifdef SNAPSHOT |
| 1144 | printk(KERN_INFO "saa7130/34: snapshot date %04d-%02d-%02d\n", |
| 1145 | SNAPSHOT/10000, (SNAPSHOT/100)%100, SNAPSHOT%100); |
| 1146 | #endif |
Otavio Salvador | 2304759 | 2006-01-09 15:25:17 -0200 | [diff] [blame] | 1147 | return pci_register_driver(&saa7134_pci_driver); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1148 | } |
| 1149 | |
| 1150 | static void saa7134_fini(void) |
| 1151 | { |
Reimar Doeffinger | fd1eab7 | 2005-12-01 00:51:39 -0800 | [diff] [blame] | 1152 | #if defined(CONFIG_MODULES) && defined(MODULE) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1153 | if (pending_registered) |
| 1154 | unregister_module_notifier(&pending_notifier); |
Reimar Doeffinger | fd1eab7 | 2005-12-01 00:51:39 -0800 | [diff] [blame] | 1155 | #endif /* CONFIG_MODULES */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1156 | pci_unregister_driver(&saa7134_pci_driver); |
| 1157 | } |
| 1158 | |
| 1159 | module_init(saa7134_init); |
| 1160 | module_exit(saa7134_fini); |
| 1161 | |
| 1162 | /* ----------------------------------------------------------- */ |
| 1163 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1164 | EXPORT_SYMBOL(saa7134_i2c_call_clients); |
| 1165 | EXPORT_SYMBOL(saa7134_devlist); |
| 1166 | EXPORT_SYMBOL(saa7134_boards); |
| 1167 | |
Ricardo Cerqueira | 4aabf63 | 2005-11-13 16:08:00 -0800 | [diff] [blame] | 1168 | /* ----------------- for the DMA sound modules --------------- */ |
Ricardo Cerqueira | 79dd0c69 | 2005-11-08 21:38:53 -0800 | [diff] [blame] | 1169 | |
Ricardo Cerqueira | f5b974c | 2005-12-01 00:51:20 -0800 | [diff] [blame] | 1170 | EXPORT_SYMBOL(dmasound_init); |
| 1171 | EXPORT_SYMBOL(dmasound_exit); |
Ricardo Cerqueira | 79dd0c69 | 2005-11-08 21:38:53 -0800 | [diff] [blame] | 1172 | EXPORT_SYMBOL(saa7134_pgtable_free); |
| 1173 | EXPORT_SYMBOL(saa7134_pgtable_build); |
| 1174 | EXPORT_SYMBOL(saa7134_pgtable_alloc); |
| 1175 | EXPORT_SYMBOL(saa7134_set_dmabits); |
| 1176 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1177 | /* ----------------------------------------------------------- */ |
| 1178 | /* |
| 1179 | * Local variables: |
| 1180 | * c-basic-offset: 8 |
| 1181 | * End: |
| 1182 | */ |