Commit | Line | Data |
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443c1228 ST |
1 | /* |
2 | * Driver for the NXP SAA7164 PCIe bridge | |
3 | * | |
9b8b0199 | 4 | * Copyright (c) 2010 Steven Toth <stoth@kernellabs.com> |
443c1228 ST |
5 | * |
6 | * This program is free software; you can redistribute it and/or modify | |
7 | * it under the terms of the GNU General Public License as published by | |
8 | * the Free Software Foundation; either version 2 of the License, or | |
9 | * (at your option) any later version. | |
10 | * | |
11 | * This program is distributed in the hope that it will be useful, | |
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | * | |
15 | * GNU General Public License for more details. | |
16 | * | |
17 | * You should have received a copy of the GNU General Public License | |
18 | * along with this program; if not, write to the Free Software | |
19 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. | |
20 | */ | |
21 | ||
22 | #include <linux/init.h> | |
23 | #include <linux/list.h> | |
24 | #include <linux/module.h> | |
25 | #include <linux/moduleparam.h> | |
26 | #include <linux/kmod.h> | |
27 | #include <linux/kernel.h> | |
28 | #include <linux/slab.h> | |
29 | #include <linux/interrupt.h> | |
30 | #include <linux/delay.h> | |
31 | #include <asm/div64.h> | |
32 | ||
33 | #include "saa7164.h" | |
34 | ||
35 | MODULE_DESCRIPTION("Driver for NXP SAA7164 based TV cards"); | |
9d119c33 | 36 | MODULE_AUTHOR("Steven Toth <stoth@kernellabs.com>"); |
443c1228 ST |
37 | MODULE_LICENSE("GPL"); |
38 | ||
39 | /* | |
40 | 1 Basic | |
41 | 2 | |
42 | 4 i2c | |
43 | 8 api | |
44 | 16 cmd | |
45 | 32 bus | |
46 | */ | |
47 | ||
b1912a85 IM |
48 | unsigned int saa_debug; |
49 | module_param_named(debug, saa_debug, int, 0644); | |
443c1228 ST |
50 | MODULE_PARM_DESC(debug, "enable debug messages"); |
51 | ||
bbf504c3 | 52 | unsigned int waitsecs = 10; |
dd1ee444 ST |
53 | module_param(waitsecs, int, 0644); |
54 | MODULE_PARM_DESC(debug, "timeout on firmware messages"); | |
55 | ||
443c1228 ST |
56 | static unsigned int card[] = {[0 ... (SAA7164_MAXBOARDS - 1)] = UNSET }; |
57 | module_param_array(card, int, NULL, 0444); | |
58 | MODULE_PARM_DESC(card, "card type"); | |
59 | ||
91d80189 ST |
60 | unsigned int print_histogram = 64; |
61 | module_param(print_histogram, int, 0644); | |
62 | MODULE_PARM_DESC(debug, "print histogram values once"); | |
63 | ||
443c1228 ST |
64 | static unsigned int saa7164_devcount; |
65 | ||
66 | static DEFINE_MUTEX(devlist); | |
67 | LIST_HEAD(saa7164_devlist); | |
68 | ||
69 | #define INT_SIZE 16 | |
70 | ||
91d80189 | 71 | static void saa7164_histogram_reset(struct saa7164_histogram *hg, char *name) |
443c1228 | 72 | { |
91d80189 | 73 | int i; |
443c1228 | 74 | |
91d80189 ST |
75 | memset(hg, 0, sizeof(struct saa7164_histogram)); |
76 | strcpy(hg->name, name); | |
77 | ||
78 | /* First 30ms x 1ms */ | |
79 | for (i = 0; i < 30; i++) { | |
80 | hg->counter1[0 + i].val = i; | |
81 | } | |
82 | ||
83 | /* 30 - 200ms x 10ms */ | |
84 | for (i = 0; i < 18; i++) { | |
85 | hg->counter1[30 + i].val = 30 + (i * 10); | |
86 | } | |
87 | ||
88 | /* 200 - 2000ms x 100ms */ | |
89 | for (i = 0; i < 15; i++) { | |
90 | hg->counter1[48 + i].val = 200 + (i * 100); | |
91 | } | |
92 | ||
93 | /* Catch all massive value (1hr) */ | |
94 | hg->counter1[63].val = 3600000; | |
443c1228 ST |
95 | } |
96 | ||
91d80189 | 97 | static void saa7164_histogram_update(struct saa7164_histogram *hg, u32 val) |
443c1228 | 98 | { |
91d80189 ST |
99 | int i; |
100 | for (i = 0; i < 64; i++ ) { | |
101 | if (val <= hg->counter1[i].val) { | |
102 | hg->counter1[i].count++; | |
103 | hg->counter1[i].update_time = jiffies; | |
104 | break; | |
105 | } | |
106 | } | |
107 | } | |
443c1228 | 108 | |
91d80189 ST |
109 | static void saa7164_histogram_print(struct saa7164_port *port, |
110 | struct saa7164_histogram *hg) | |
111 | { | |
112 | struct saa7164_dev *dev = port->dev; | |
113 | u32 entries = 0; | |
114 | int i; | |
115 | ||
116 | printk(KERN_ERR "Histogram named %s\n", hg->name); | |
117 | for (i = 0; i < 64; i++ ) { | |
118 | if (hg->counter1[i].count == 0) | |
119 | continue; | |
443c1228 | 120 | |
91d80189 ST |
121 | printk(KERN_ERR " %4d %12d %Ld\n", |
122 | hg->counter1[i].val, | |
123 | hg->counter1[i].count, | |
124 | hg->counter1[i].update_time); | |
125 | ||
126 | entries++; | |
127 | } | |
128 | printk(KERN_ERR "Total: %d\n", entries); | |
443c1228 ST |
129 | } |
130 | ||
91d80189 | 131 | static void saa7164_work_enchandler(struct work_struct *w) |
7615e434 | 132 | { |
91d80189 ST |
133 | struct saa7164_port *port = |
134 | container_of(w, struct saa7164_port, workenc); | |
7615e434 ST |
135 | struct saa7164_dev *dev = port->dev; |
136 | struct saa7164_buffer *buf; | |
137 | struct saa7164_user_buffer *ubuf; | |
138 | struct list_head *c, *n; | |
91d80189 | 139 | int wp, rp, i = 0; |
7615e434 | 140 | |
91d80189 ST |
141 | port->last_svc_msecs_diff = port->last_svc_msecs; |
142 | port->last_svc_msecs = jiffies_to_msecs(jiffies); | |
143 | port->last_svc_wp = saa7164_readl(port->bufcounter); | |
144 | port->last_svc_rp = port->last_irq_rp; | |
145 | wp = port->last_svc_wp; | |
146 | rp = port->last_svc_rp; | |
7615e434 | 147 | |
7615e434 | 148 | |
91d80189 ST |
149 | port->last_svc_msecs_diff = port->last_svc_msecs - |
150 | port->last_svc_msecs_diff; | |
151 | ||
152 | saa7164_histogram_update(&port->svc_interval, | |
153 | port->last_svc_msecs_diff); | |
154 | ||
155 | port->last_irq_svc_msecs_diff = port->last_svc_msecs - | |
156 | port->last_irq_msecs; | |
157 | ||
158 | saa7164_histogram_update(&port->irq_svc_interval, | |
159 | port->last_irq_svc_msecs_diff); | |
160 | ||
161 | dprintk(DBGLVL_IRQ, | |
162 | "%s() %Ldms elapsed irq->deferred %Ldms wp: %d rp: %d\n", | |
163 | __func__, | |
164 | port->last_svc_msecs_diff, | |
165 | port->last_irq_svc_msecs_diff, | |
166 | port->last_svc_wp, | |
167 | port->last_svc_rp | |
168 | ); | |
169 | ||
170 | if ((rp < 0) || (rp > 7)) { | |
171 | printk(KERN_ERR "%s() illegal rp count %d\n", __func__, rp); | |
172 | return; | |
173 | } | |
174 | ||
175 | mutex_lock(&port->dmaqueue_lock); | |
176 | ||
7615e434 | 177 | list_for_each_safe(c, n, &port->dmaqueue.list) { |
91d80189 | 178 | |
7615e434 | 179 | buf = list_entry(c, struct saa7164_buffer, list); |
91d80189 ST |
180 | if (i++ > port->hwcfg.buffercount) { |
181 | printk(KERN_ERR "%s() illegal i count %d\n", | |
182 | __func__, i); | |
183 | break; | |
184 | } | |
7615e434 ST |
185 | |
186 | if (buf->idx == rp) { | |
187 | /* Found the buffer, deal with it */ | |
188 | dprintk(DBGLVL_IRQ, "%s() wp: %d processing: %d\n", | |
189 | __func__, wp, rp); | |
190 | ||
191 | /* */ | |
192 | /* find a free user buffer and clone to it */ | |
193 | if (!list_empty(&port->list_buf_free.list)) { | |
194 | ||
195 | /* Pull the first buffer from the used list */ | |
196 | ubuf = list_first_entry(&port->list_buf_free.list, | |
197 | struct saa7164_user_buffer, list); | |
198 | ||
199 | if (ubuf->actual_size == buf->actual_size) | |
91d80189 ST |
200 | memcpy(ubuf->data, buf->cpu, |
201 | ubuf->actual_size); | |
7615e434 ST |
202 | |
203 | /* Requeue the buffer on the free list */ | |
204 | ubuf->pos = 0; | |
205 | ||
91d80189 ST |
206 | list_move_tail(&ubuf->list, |
207 | &port->list_buf_used.list); | |
7615e434 ST |
208 | |
209 | /* Flag any userland waiters */ | |
210 | wake_up_interruptible(&port->wait_read); | |
211 | ||
212 | } else | |
213 | printk(KERN_ERR "encirq no free buffers\n"); | |
214 | ||
215 | break; | |
216 | } | |
217 | ||
218 | } | |
91d80189 ST |
219 | mutex_unlock(&port->dmaqueue_lock); |
220 | ||
221 | if (print_histogram == port->nr) { | |
222 | saa7164_histogram_print(port, &port->irq_interval); | |
223 | saa7164_histogram_print(port, &port->svc_interval); | |
224 | saa7164_histogram_print(port, &port->irq_svc_interval); | |
225 | print_histogram = 64 + port->nr; | |
226 | } | |
227 | } | |
228 | ||
229 | static void saa7164_work_cmdhandler(struct work_struct *w) | |
230 | { | |
231 | struct saa7164_dev *dev = container_of(w, struct saa7164_dev, workcmd); | |
232 | ||
233 | /* Wake up any complete commands */ | |
234 | saa7164_irq_dequeue(dev); | |
235 | } | |
236 | ||
237 | static void saa7164_buffer_deliver(struct saa7164_buffer *buf) | |
238 | { | |
239 | struct saa7164_port *port = buf->port; | |
240 | ||
241 | /* Feed the transport payload into the kernel demux */ | |
242 | dvb_dmx_swfilter_packets(&port->dvb.demux, (u8 *)buf->cpu, | |
243 | SAA7164_TS_NUMBER_OF_LINES); | |
244 | ||
245 | } | |
246 | ||
247 | static irqreturn_t saa7164_irq_encoder(struct saa7164_port *port) | |
248 | { | |
249 | struct saa7164_dev *dev = port->dev; | |
250 | int wp, rp; | |
251 | ||
252 | /* Find the current write point from the hardware */ | |
253 | wp = saa7164_readl(port->bufcounter); | |
254 | if (wp > (port->hwcfg.buffercount - 1)) { | |
255 | printk(KERN_ERR "%s() illegal buf count %d\n", __func__, wp); | |
256 | return 0; | |
257 | } | |
258 | ||
259 | /* Find the previous buffer to the current write point */ | |
260 | if (wp == 0) | |
261 | rp = 7; | |
262 | else | |
263 | rp = wp - 1; | |
264 | ||
265 | if ((rp < 0) || (rp > 7)) { | |
266 | printk(KERN_ERR "%s() illegal rp count %d\n", __func__, rp); | |
267 | return 0; | |
268 | } | |
269 | ||
07603131 ST |
270 | if (rp != ((port->last_irq_rp + 1) % 8)) { |
271 | printk(KERN_ERR "%s() Multiple bufs on interrupt, port %p\n", | |
272 | __func__, port); | |
273 | } | |
274 | ||
275 | /* Store old time */ | |
91d80189 ST |
276 | port->last_irq_msecs_diff = port->last_irq_msecs; |
277 | ||
278 | /* Collect new stats */ | |
279 | port->last_irq_msecs = jiffies_to_msecs(jiffies); | |
280 | port->last_irq_wp = wp; | |
281 | port->last_irq_rp = rp; | |
282 | ||
283 | /* Calculate stats */ | |
284 | port->last_irq_msecs_diff = port->last_irq_msecs - | |
285 | port->last_irq_msecs_diff; | |
286 | ||
287 | saa7164_histogram_update(&port->irq_interval, | |
288 | port->last_irq_msecs_diff); | |
289 | ||
290 | dprintk(DBGLVL_IRQ, "%s() %Ldms elapsed wp: %d rp: %d\n", | |
291 | __func__, | |
292 | port->last_irq_msecs_diff, | |
293 | port->last_irq_wp, | |
294 | port->last_irq_rp | |
295 | ); | |
296 | ||
297 | schedule_work(&port->workenc); | |
298 | ||
7615e434 ST |
299 | return 0; |
300 | } | |
301 | ||
add3f580 | 302 | static irqreturn_t saa7164_irq_ts(struct saa7164_port *port) |
443c1228 ST |
303 | { |
304 | struct saa7164_dev *dev = port->dev; | |
305 | struct saa7164_buffer *buf; | |
306 | struct list_head *c, *n; | |
307 | int wp, i = 0, rp; | |
308 | ||
309 | /* Find the current write point from the hardware */ | |
310 | wp = saa7164_readl(port->bufcounter); | |
311 | if (wp > (port->hwcfg.buffercount - 1)) | |
312 | BUG(); | |
313 | ||
314 | /* Find the previous buffer to the current write point */ | |
315 | if (wp == 0) | |
316 | rp = 7; | |
317 | else | |
318 | rp = wp - 1; | |
319 | ||
320 | /* Lookup the WP in the buffer list */ | |
321 | /* TODO: turn this into a worker thread */ | |
322 | list_for_each_safe(c, n, &port->dmaqueue.list) { | |
323 | buf = list_entry(c, struct saa7164_buffer, list); | |
324 | if (i++ > port->hwcfg.buffercount) | |
325 | BUG(); | |
326 | ||
add3f580 | 327 | if (buf->idx == rp) { |
443c1228 ST |
328 | /* Found the buffer, deal with it */ |
329 | dprintk(DBGLVL_IRQ, "%s() wp: %d processing: %d\n", | |
330 | __func__, wp, rp); | |
331 | saa7164_buffer_deliver(buf); | |
332 | break; | |
333 | } | |
334 | ||
335 | } | |
336 | return 0; | |
337 | } | |
338 | ||
339 | /* Primary IRQ handler and dispatch mechanism */ | |
340 | static irqreturn_t saa7164_irq(int irq, void *dev_id) | |
341 | { | |
342 | struct saa7164_dev *dev = dev_id; | |
7615e434 ST |
343 | struct saa7164_port *porta = &dev->ports[ SAA7164_PORT_TS1 ]; |
344 | struct saa7164_port *portb = &dev->ports[ SAA7164_PORT_TS2 ]; | |
345 | struct saa7164_port *portc = &dev->ports[ SAA7164_PORT_ENC1 ]; | |
346 | struct saa7164_port *portd = &dev->ports[ SAA7164_PORT_ENC2 ]; | |
347 | ||
50bcb4ae | 348 | u32 intid, intstat[INT_SIZE/4]; |
443c1228 ST |
349 | int i, handled = 0, bit; |
350 | ||
d888ea03 ST |
351 | if (dev == 0) { |
352 | printk(KERN_ERR "%s() No device specified\n", __func__); | |
353 | handled = 0; | |
354 | goto out; | |
355 | } | |
356 | ||
443c1228 ST |
357 | /* Check that the hardware is accessable. If the status bytes are |
358 | * 0xFF then the device is not accessable, the the IRQ belongs | |
359 | * to another driver. | |
1a6450d4 | 360 | * 4 x u32 interrupt registers. |
443c1228 ST |
361 | */ |
362 | for (i = 0; i < INT_SIZE/4; i++) { | |
363 | ||
364 | /* TODO: Convert into saa7164_readl() */ | |
365 | /* Read the 4 hardware interrupt registers */ | |
1a6450d4 | 366 | intstat[i] = saa7164_readl(dev->int_status + (i * 4)); |
443c1228 | 367 | |
50bcb4ae ST |
368 | if (intstat[i]) |
369 | handled = 1; | |
443c1228 | 370 | } |
50bcb4ae | 371 | if (handled == 0) |
443c1228 | 372 | goto out; |
443c1228 ST |
373 | |
374 | /* For each of the HW interrupt registers */ | |
375 | for (i = 0; i < INT_SIZE/4; i++) { | |
376 | ||
377 | if (intstat[i]) { | |
378 | /* Each function of the board has it's own interruptid. | |
379 | * Find the function that triggered then call | |
380 | * it's handler. | |
381 | */ | |
382 | for (bit = 0; bit < 32; bit++) { | |
383 | ||
384 | if (((intstat[i] >> bit) & 0x00000001) == 0) | |
385 | continue; | |
386 | ||
387 | /* Calculate the interrupt id (0x00 to 0x7f) */ | |
388 | ||
50bcb4ae ST |
389 | intid = (i * 32) + bit; |
390 | if (intid == dev->intfdesc.bInterruptId) { | |
443c1228 ST |
391 | /* A response to an cmd/api call */ |
392 | schedule_work(&dev->workcmd); | |
7615e434 | 393 | } else if (intid == porta->hwcfg.interruptid) { |
443c1228 ST |
394 | |
395 | /* Transport path 1 */ | |
7615e434 | 396 | saa7164_irq_ts(porta); |
443c1228 | 397 | |
7615e434 | 398 | } else if (intid == portb->hwcfg.interruptid) { |
443c1228 ST |
399 | |
400 | /* Transport path 2 */ | |
7615e434 ST |
401 | saa7164_irq_ts(portb); |
402 | ||
403 | } else if (intid == portc->hwcfg.interruptid) { | |
404 | ||
405 | /* Encoder path 1 */ | |
406 | saa7164_irq_encoder(portc); | |
407 | ||
408 | } else if (intid == portd->hwcfg.interruptid) { | |
409 | ||
410 | /* Encoder path 1 */ | |
411 | saa7164_irq_encoder(portd); | |
443c1228 ST |
412 | |
413 | } else { | |
414 | /* Find the function */ | |
415 | dprintk(DBGLVL_IRQ, | |
416 | "%s() unhandled interrupt " | |
417 | "reg 0x%x bit 0x%x " | |
418 | "intid = 0x%x\n", | |
50bcb4ae | 419 | __func__, i, bit, intid); |
443c1228 ST |
420 | } |
421 | } | |
422 | ||
443c1228 | 423 | /* Ack it */ |
1a6450d4 | 424 | saa7164_writel(dev->int_ack + (i * 4), intstat[i]); |
443c1228 ST |
425 | |
426 | } | |
427 | } | |
428 | out: | |
429 | return IRQ_RETVAL(handled); | |
430 | } | |
431 | ||
432 | void saa7164_getfirmwarestatus(struct saa7164_dev *dev) | |
433 | { | |
434 | struct saa7164_fw_status *s = &dev->fw_status; | |
435 | ||
436 | dev->fw_status.status = saa7164_readl(SAA_DEVICE_SYSINIT_STATUS); | |
437 | dev->fw_status.mode = saa7164_readl(SAA_DEVICE_SYSINIT_MODE); | |
438 | dev->fw_status.spec = saa7164_readl(SAA_DEVICE_SYSINIT_SPEC); | |
439 | dev->fw_status.inst = saa7164_readl(SAA_DEVICE_SYSINIT_INST); | |
440 | dev->fw_status.cpuload = saa7164_readl(SAA_DEVICE_SYSINIT_CPULOAD); | |
441 | dev->fw_status.remainheap = | |
442 | saa7164_readl(SAA_DEVICE_SYSINIT_REMAINHEAP); | |
443 | ||
444 | dprintk(1, "Firmware status:\n"); | |
445 | dprintk(1, " .status = 0x%08x\n", s->status); | |
446 | dprintk(1, " .mode = 0x%08x\n", s->mode); | |
447 | dprintk(1, " .spec = 0x%08x\n", s->spec); | |
448 | dprintk(1, " .inst = 0x%08x\n", s->inst); | |
449 | dprintk(1, " .cpuload = 0x%08x\n", s->cpuload); | |
450 | dprintk(1, " .remainheap = 0x%08x\n", s->remainheap); | |
451 | } | |
452 | ||
453 | u32 saa7164_getcurrentfirmwareversion(struct saa7164_dev *dev) | |
454 | { | |
455 | u32 reg; | |
456 | ||
457 | reg = saa7164_readl(SAA_DEVICE_VERSION); | |
458 | dprintk(1, "Device running firmware version %d.%d.%d.%d (0x%x)\n", | |
459 | (reg & 0x0000fc00) >> 10, | |
460 | (reg & 0x000003e0) >> 5, | |
461 | (reg & 0x0000001f), | |
462 | (reg & 0xffff0000) >> 16, | |
463 | reg); | |
464 | ||
465 | return reg; | |
466 | } | |
467 | ||
468 | /* TODO: Debugging func, remove */ | |
469 | void saa7164_dumphex16(struct saa7164_dev *dev, u8 *buf, int len) | |
470 | { | |
471 | int i; | |
472 | ||
473 | printk(KERN_INFO "--------------------> " | |
474 | "00 01 02 03 04 05 06 07 08 09 0a 0b 0c 0d 0e 0f\n"); | |
475 | ||
476 | for (i = 0; i < len; i += 16) | |
477 | printk(KERN_INFO " [0x%08x] " | |
478 | "%02x %02x %02x %02x %02x %02x %02x %02x " | |
479 | "%02x %02x %02x %02x %02x %02x %02x %02x\n", i, | |
480 | *(buf+i+0), *(buf+i+1), *(buf+i+2), *(buf+i+3), | |
481 | *(buf+i+4), *(buf+i+5), *(buf+i+6), *(buf+i+7), | |
482 | *(buf+i+8), *(buf+i+9), *(buf+i+10), *(buf+i+11), | |
483 | *(buf+i+12), *(buf+i+13), *(buf+i+14), *(buf+i+15)); | |
484 | } | |
485 | ||
486 | /* TODO: Debugging func, remove */ | |
487 | void saa7164_dumpregs(struct saa7164_dev *dev, u32 addr) | |
488 | { | |
489 | int i; | |
490 | ||
491 | dprintk(1, "--------------------> " | |
492 | "00 01 02 03 04 05 06 07 08 09 0a 0b 0c 0d 0e 0f\n"); | |
493 | ||
494 | for (i = 0; i < 0x100; i += 16) | |
495 | dprintk(1, "region0[0x%08x] = " | |
496 | "%02x %02x %02x %02x %02x %02x %02x %02x" | |
497 | " %02x %02x %02x %02x %02x %02x %02x %02x\n", i, | |
498 | (u8)saa7164_readb(addr + i + 0), | |
499 | (u8)saa7164_readb(addr + i + 1), | |
500 | (u8)saa7164_readb(addr + i + 2), | |
501 | (u8)saa7164_readb(addr + i + 3), | |
502 | (u8)saa7164_readb(addr + i + 4), | |
503 | (u8)saa7164_readb(addr + i + 5), | |
504 | (u8)saa7164_readb(addr + i + 6), | |
505 | (u8)saa7164_readb(addr + i + 7), | |
506 | (u8)saa7164_readb(addr + i + 8), | |
507 | (u8)saa7164_readb(addr + i + 9), | |
508 | (u8)saa7164_readb(addr + i + 10), | |
509 | (u8)saa7164_readb(addr + i + 11), | |
510 | (u8)saa7164_readb(addr + i + 12), | |
511 | (u8)saa7164_readb(addr + i + 13), | |
512 | (u8)saa7164_readb(addr + i + 14), | |
513 | (u8)saa7164_readb(addr + i + 15) | |
514 | ); | |
515 | } | |
516 | ||
517 | static void saa7164_dump_hwdesc(struct saa7164_dev *dev) | |
518 | { | |
207b42c4 ST |
519 | dprintk(1, "@0x%p hwdesc sizeof(tmComResHWDescr_t) = %d bytes\n", |
520 | &dev->hwdesc, (u32)sizeof(tmComResHWDescr_t)); | |
443c1228 ST |
521 | |
522 | dprintk(1, " .bLength = 0x%x\n", dev->hwdesc.bLength); | |
523 | dprintk(1, " .bDescriptorType = 0x%x\n", dev->hwdesc.bDescriptorType); | |
524 | dprintk(1, " .bDescriptorSubtype = 0x%x\n", | |
525 | dev->hwdesc.bDescriptorSubtype); | |
526 | ||
527 | dprintk(1, " .bcdSpecVersion = 0x%x\n", dev->hwdesc.bcdSpecVersion); | |
528 | dprintk(1, " .dwClockFrequency = 0x%x\n", dev->hwdesc.dwClockFrequency); | |
529 | dprintk(1, " .dwClockUpdateRes = 0x%x\n", dev->hwdesc.dwClockUpdateRes); | |
530 | dprintk(1, " .bCapabilities = 0x%x\n", dev->hwdesc.bCapabilities); | |
531 | dprintk(1, " .dwDeviceRegistersLocation = 0x%x\n", | |
532 | dev->hwdesc.dwDeviceRegistersLocation); | |
533 | ||
534 | dprintk(1, " .dwHostMemoryRegion = 0x%x\n", | |
535 | dev->hwdesc.dwHostMemoryRegion); | |
536 | ||
537 | dprintk(1, " .dwHostMemoryRegionSize = 0x%x\n", | |
538 | dev->hwdesc.dwHostMemoryRegionSize); | |
539 | ||
540 | dprintk(1, " .dwHostHibernatMemRegion = 0x%x\n", | |
541 | dev->hwdesc.dwHostHibernatMemRegion); | |
542 | ||
543 | dprintk(1, " .dwHostHibernatMemRegionSize = 0x%x\n", | |
544 | dev->hwdesc.dwHostHibernatMemRegionSize); | |
545 | } | |
546 | ||
547 | static void saa7164_dump_intfdesc(struct saa7164_dev *dev) | |
548 | { | |
549 | dprintk(1, "@0x%p intfdesc " | |
207b42c4 ST |
550 | "sizeof(tmComResInterfaceDescr_t) = %d bytes\n", |
551 | &dev->intfdesc, (u32)sizeof(tmComResInterfaceDescr_t)); | |
443c1228 ST |
552 | |
553 | dprintk(1, " .bLength = 0x%x\n", dev->intfdesc.bLength); | |
554 | dprintk(1, " .bDescriptorType = 0x%x\n", dev->intfdesc.bDescriptorType); | |
555 | dprintk(1, " .bDescriptorSubtype = 0x%x\n", | |
556 | dev->intfdesc.bDescriptorSubtype); | |
557 | ||
558 | dprintk(1, " .bFlags = 0x%x\n", dev->intfdesc.bFlags); | |
559 | dprintk(1, " .bInterfaceType = 0x%x\n", dev->intfdesc.bInterfaceType); | |
560 | dprintk(1, " .bInterfaceId = 0x%x\n", dev->intfdesc.bInterfaceId); | |
561 | dprintk(1, " .bBaseInterface = 0x%x\n", dev->intfdesc.bBaseInterface); | |
562 | dprintk(1, " .bInterruptId = 0x%x\n", dev->intfdesc.bInterruptId); | |
563 | dprintk(1, " .bDebugInterruptId = 0x%x\n", | |
564 | dev->intfdesc.bDebugInterruptId); | |
565 | ||
566 | dprintk(1, " .BARLocation = 0x%x\n", dev->intfdesc.BARLocation); | |
567 | } | |
568 | ||
569 | static void saa7164_dump_busdesc(struct saa7164_dev *dev) | |
570 | { | |
207b42c4 ST |
571 | dprintk(1, "@0x%p busdesc sizeof(tmComResBusDescr_t) = %d bytes\n", |
572 | &dev->busdesc, (u32)sizeof(tmComResBusDescr_t)); | |
443c1228 ST |
573 | |
574 | dprintk(1, " .CommandRing = 0x%016Lx\n", dev->busdesc.CommandRing); | |
575 | dprintk(1, " .ResponseRing = 0x%016Lx\n", dev->busdesc.ResponseRing); | |
576 | dprintk(1, " .CommandWrite = 0x%x\n", dev->busdesc.CommandWrite); | |
577 | dprintk(1, " .CommandRead = 0x%x\n", dev->busdesc.CommandRead); | |
578 | dprintk(1, " .ResponseWrite = 0x%x\n", dev->busdesc.ResponseWrite); | |
579 | dprintk(1, " .ResponseRead = 0x%x\n", dev->busdesc.ResponseRead); | |
580 | } | |
581 | ||
582 | /* Much of the hardware configuration and PCI registers are configured | |
583 | * dynamically depending on firmware. We have to cache some initial | |
584 | * structures then use these to locate other important structures | |
585 | * from PCI space. | |
586 | */ | |
587 | static void saa7164_get_descriptors(struct saa7164_dev *dev) | |
588 | { | |
589 | memcpy(&dev->hwdesc, dev->bmmio, sizeof(tmComResHWDescr_t)); | |
590 | memcpy(&dev->intfdesc, dev->bmmio + sizeof(tmComResHWDescr_t), | |
591 | sizeof(tmComResInterfaceDescr_t)); | |
592 | memcpy(&dev->busdesc, dev->bmmio + dev->intfdesc.BARLocation, | |
593 | sizeof(tmComResBusDescr_t)); | |
594 | ||
595 | if (dev->hwdesc.bLength != sizeof(tmComResHWDescr_t)) { | |
596 | printk(KERN_ERR "Structure tmComResHWDescr_t is mangled\n"); | |
207b42c4 ST |
597 | printk(KERN_ERR "Need %x got %d\n", dev->hwdesc.bLength, |
598 | (u32)sizeof(tmComResHWDescr_t)); | |
443c1228 ST |
599 | } else |
600 | saa7164_dump_hwdesc(dev); | |
601 | ||
602 | if (dev->intfdesc.bLength != sizeof(tmComResInterfaceDescr_t)) { | |
603 | printk(KERN_ERR "struct tmComResInterfaceDescr_t is mangled\n"); | |
207b42c4 ST |
604 | printk(KERN_ERR "Need %x got %d\n", dev->intfdesc.bLength, |
605 | (u32)sizeof(tmComResInterfaceDescr_t)); | |
443c1228 ST |
606 | } else |
607 | saa7164_dump_intfdesc(dev); | |
608 | ||
609 | saa7164_dump_busdesc(dev); | |
610 | } | |
611 | ||
612 | static int saa7164_pci_quirks(struct saa7164_dev *dev) | |
613 | { | |
614 | return 0; | |
615 | } | |
616 | ||
617 | static int get_resources(struct saa7164_dev *dev) | |
618 | { | |
619 | if (request_mem_region(pci_resource_start(dev->pci, 0), | |
620 | pci_resource_len(dev->pci, 0), dev->name)) { | |
621 | ||
622 | if (request_mem_region(pci_resource_start(dev->pci, 2), | |
623 | pci_resource_len(dev->pci, 2), dev->name)) | |
624 | return 0; | |
625 | } | |
626 | ||
627 | printk(KERN_ERR "%s: can't get MMIO memory @ 0x%llx or 0x%llx\n", | |
628 | dev->name, | |
629 | (u64)pci_resource_start(dev->pci, 0), | |
630 | (u64)pci_resource_start(dev->pci, 2)); | |
631 | ||
632 | return -EBUSY; | |
633 | } | |
634 | ||
7615e434 ST |
635 | static int saa7164_port_init(struct saa7164_dev *dev, int portnr) |
636 | { | |
637 | struct saa7164_port *port = 0; | |
638 | ||
639 | if ((portnr < 0) || (portnr >= SAA7164_MAX_PORTS)) | |
640 | BUG(); | |
641 | ||
642 | port = &dev->ports[ portnr ]; | |
643 | ||
644 | port->dev = dev; | |
645 | port->nr = portnr; | |
646 | ||
647 | if ((portnr == SAA7164_PORT_TS1) || (portnr == SAA7164_PORT_TS2)) | |
648 | port->type = SAA7164_MPEG_DVB; | |
649 | else | |
650 | if ((portnr == SAA7164_PORT_ENC1) || (portnr == SAA7164_PORT_ENC2)) | |
651 | port->type = SAA7164_MPEG_ENCODER; | |
652 | else | |
653 | BUG(); | |
654 | ||
655 | /* Init all the critical resources */ | |
656 | mutex_init(&port->dvb.lock); | |
657 | INIT_LIST_HEAD(&port->dmaqueue.list); | |
658 | mutex_init(&port->dmaqueue_lock); | |
659 | ||
660 | INIT_LIST_HEAD(&port->list_buf_used.list); | |
661 | INIT_LIST_HEAD(&port->list_buf_free.list); | |
662 | init_waitqueue_head(&port->wait_read); | |
91d80189 ST |
663 | |
664 | /* We need a deferred interrupt handler for cmd handling */ | |
665 | INIT_WORK(&port->workenc, saa7164_work_enchandler); | |
666 | ||
667 | saa7164_histogram_reset(&port->irq_interval, "irq intervals"); | |
668 | saa7164_histogram_reset(&port->svc_interval, "deferred intervals"); | |
669 | saa7164_histogram_reset(&port->irq_svc_interval, | |
670 | "irq to deferred intervals"); | |
671 | ||
7615e434 ST |
672 | return 0; |
673 | } | |
674 | ||
443c1228 ST |
675 | static int saa7164_dev_setup(struct saa7164_dev *dev) |
676 | { | |
677 | int i; | |
678 | ||
679 | mutex_init(&dev->lock); | |
680 | atomic_inc(&dev->refcount); | |
681 | dev->nr = saa7164_devcount++; | |
682 | ||
683 | sprintf(dev->name, "saa7164[%d]", dev->nr); | |
684 | ||
685 | mutex_lock(&devlist); | |
686 | list_add_tail(&dev->devlist, &saa7164_devlist); | |
687 | mutex_unlock(&devlist); | |
688 | ||
689 | /* board config */ | |
690 | dev->board = UNSET; | |
691 | if (card[dev->nr] < saa7164_bcount) | |
692 | dev->board = card[dev->nr]; | |
693 | ||
694 | for (i = 0; UNSET == dev->board && i < saa7164_idcount; i++) | |
695 | if (dev->pci->subsystem_vendor == saa7164_subids[i].subvendor && | |
696 | dev->pci->subsystem_device == | |
697 | saa7164_subids[i].subdevice) | |
698 | dev->board = saa7164_subids[i].card; | |
699 | ||
700 | if (UNSET == dev->board) { | |
701 | dev->board = SAA7164_BOARD_UNKNOWN; | |
702 | saa7164_card_list(dev); | |
703 | } | |
704 | ||
705 | dev->pci_bus = dev->pci->bus->number; | |
706 | dev->pci_slot = PCI_SLOT(dev->pci->devfn); | |
707 | ||
708 | /* I2C Defaults / setup */ | |
709 | dev->i2c_bus[0].dev = dev; | |
710 | dev->i2c_bus[0].nr = 0; | |
711 | dev->i2c_bus[1].dev = dev; | |
712 | dev->i2c_bus[1].nr = 1; | |
713 | dev->i2c_bus[2].dev = dev; | |
714 | dev->i2c_bus[2].nr = 2; | |
715 | ||
7615e434 ST |
716 | /* Transport + Encoder ports 1, 2, 3, 4 - Defaults / setup */ |
717 | saa7164_port_init(dev, SAA7164_PORT_TS1); | |
718 | saa7164_port_init(dev, SAA7164_PORT_TS2); | |
719 | saa7164_port_init(dev, SAA7164_PORT_ENC1); | |
720 | saa7164_port_init(dev, SAA7164_PORT_ENC2); | |
443c1228 ST |
721 | |
722 | if (get_resources(dev) < 0) { | |
723 | printk(KERN_ERR "CORE %s No more PCIe resources for " | |
724 | "subsystem: %04x:%04x\n", | |
725 | dev->name, dev->pci->subsystem_vendor, | |
726 | dev->pci->subsystem_device); | |
727 | ||
728 | saa7164_devcount--; | |
729 | return -ENODEV; | |
730 | } | |
731 | ||
732 | /* PCI/e allocations */ | |
733 | dev->lmmio = ioremap(pci_resource_start(dev->pci, 0), | |
734 | pci_resource_len(dev->pci, 0)); | |
735 | ||
736 | dev->lmmio2 = ioremap(pci_resource_start(dev->pci, 2), | |
737 | pci_resource_len(dev->pci, 2)); | |
738 | ||
443c1228 ST |
739 | dev->bmmio = (u8 __iomem *)dev->lmmio; |
740 | dev->bmmio2 = (u8 __iomem *)dev->lmmio2; | |
443c1228 | 741 | |
1a6450d4 ST |
742 | /* Inerrupt and ack register locations offset of bmmio */ |
743 | dev->int_status = 0x183000 + 0xf80; | |
744 | dev->int_ack = 0x183000 + 0xf90; | |
443c1228 ST |
745 | |
746 | printk(KERN_INFO | |
747 | "CORE %s: subsystem: %04x:%04x, board: %s [card=%d,%s]\n", | |
748 | dev->name, dev->pci->subsystem_vendor, | |
749 | dev->pci->subsystem_device, saa7164_boards[dev->board].name, | |
750 | dev->board, card[dev->nr] == dev->board ? | |
751 | "insmod option" : "autodetected"); | |
752 | ||
753 | saa7164_pci_quirks(dev); | |
754 | ||
755 | return 0; | |
756 | } | |
757 | ||
758 | static void saa7164_dev_unregister(struct saa7164_dev *dev) | |
759 | { | |
760 | dprintk(1, "%s()\n", __func__); | |
761 | ||
762 | release_mem_region(pci_resource_start(dev->pci, 0), | |
763 | pci_resource_len(dev->pci, 0)); | |
764 | ||
765 | release_mem_region(pci_resource_start(dev->pci, 2), | |
766 | pci_resource_len(dev->pci, 2)); | |
767 | ||
768 | if (!atomic_dec_and_test(&dev->refcount)) | |
769 | return; | |
770 | ||
771 | iounmap(dev->lmmio); | |
772 | iounmap(dev->lmmio2); | |
773 | ||
774 | return; | |
775 | } | |
776 | ||
777 | static int __devinit saa7164_initdev(struct pci_dev *pci_dev, | |
778 | const struct pci_device_id *pci_id) | |
779 | { | |
780 | struct saa7164_dev *dev; | |
781 | int err, i; | |
782 | u32 version; | |
783 | ||
784 | dev = kzalloc(sizeof(*dev), GFP_KERNEL); | |
785 | if (NULL == dev) | |
786 | return -ENOMEM; | |
787 | ||
788 | /* pci init */ | |
789 | dev->pci = pci_dev; | |
790 | if (pci_enable_device(pci_dev)) { | |
791 | err = -EIO; | |
792 | goto fail_free; | |
793 | } | |
794 | ||
795 | if (saa7164_dev_setup(dev) < 0) { | |
796 | err = -EINVAL; | |
797 | goto fail_free; | |
798 | } | |
799 | ||
800 | /* print pci info */ | |
801 | pci_read_config_byte(pci_dev, PCI_CLASS_REVISION, &dev->pci_rev); | |
802 | pci_read_config_byte(pci_dev, PCI_LATENCY_TIMER, &dev->pci_lat); | |
803 | printk(KERN_INFO "%s/0: found at %s, rev: %d, irq: %d, " | |
804 | "latency: %d, mmio: 0x%llx\n", dev->name, | |
805 | pci_name(pci_dev), dev->pci_rev, pci_dev->irq, | |
806 | dev->pci_lat, | |
807 | (unsigned long long)pci_resource_start(pci_dev, 0)); | |
808 | ||
809 | pci_set_master(pci_dev); | |
810 | /* TODO */ | |
811 | if (!pci_dma_supported(pci_dev, 0xffffffff)) { | |
812 | printk("%s/0: Oops: no 32bit PCI DMA ???\n", dev->name); | |
813 | err = -EIO; | |
814 | goto fail_irq; | |
815 | } | |
816 | ||
817 | err = request_irq(pci_dev->irq, saa7164_irq, | |
818 | IRQF_SHARED | IRQF_DISABLED, dev->name, dev); | |
819 | if (err < 0) { | |
820 | printk(KERN_ERR "%s: can't get IRQ %d\n", dev->name, | |
821 | pci_dev->irq); | |
822 | err = -EIO; | |
823 | goto fail_irq; | |
824 | } | |
825 | ||
826 | pci_set_drvdata(pci_dev, dev); | |
827 | ||
443c1228 ST |
828 | /* Init the internal command list */ |
829 | for (i = 0; i < SAA_CMD_MAX_MSG_UNITS; i++) { | |
830 | dev->cmds[i].seqno = i; | |
831 | dev->cmds[i].inuse = 0; | |
832 | mutex_init(&dev->cmds[i].lock); | |
833 | init_waitqueue_head(&dev->cmds[i].wait); | |
834 | } | |
835 | ||
836 | /* We need a deferred interrupt handler for cmd handling */ | |
837 | INIT_WORK(&dev->workcmd, saa7164_work_cmdhandler); | |
838 | ||
839 | /* Only load the firmware if we know the board */ | |
840 | if (dev->board != SAA7164_BOARD_UNKNOWN) { | |
841 | ||
842 | err = saa7164_downloadfirmware(dev); | |
843 | if (err < 0) { | |
844 | printk(KERN_ERR | |
50bcb4ae ST |
845 | "Failed to boot firmware, no features " |
846 | "registered\n"); | |
847 | goto fail_fw; | |
443c1228 ST |
848 | } |
849 | ||
850 | saa7164_get_descriptors(dev); | |
851 | saa7164_dumpregs(dev, 0); | |
852 | saa7164_getcurrentfirmwareversion(dev); | |
853 | saa7164_getfirmwarestatus(dev); | |
854 | err = saa7164_bus_setup(dev); | |
855 | if (err < 0) | |
856 | printk(KERN_ERR | |
857 | "Failed to setup the bus, will continue\n"); | |
858 | saa7164_bus_dump(dev); | |
859 | ||
860 | /* Ping the running firmware via the command bus and get the | |
861 | * firmware version, this checks the bus is running OK. | |
862 | */ | |
863 | version = 0; | |
864 | if (saa7164_api_get_fw_version(dev, &version) == SAA_OK) | |
865 | dprintk(1, "Bus is operating correctly using " | |
866 | "version %d.%d.%d.%d (0x%x)\n", | |
867 | (version & 0x0000fc00) >> 10, | |
868 | (version & 0x000003e0) >> 5, | |
869 | (version & 0x0000001f), | |
870 | (version & 0xffff0000) >> 16, | |
871 | version); | |
872 | else | |
873 | printk(KERN_ERR | |
874 | "Failed to communicate with the firmware\n"); | |
875 | ||
876 | /* Bring up the I2C buses */ | |
877 | saa7164_i2c_register(&dev->i2c_bus[0]); | |
878 | saa7164_i2c_register(&dev->i2c_bus[1]); | |
879 | saa7164_i2c_register(&dev->i2c_bus[2]); | |
880 | saa7164_gpio_setup(dev); | |
881 | saa7164_card_setup(dev); | |
882 | ||
883 | ||
884 | /* Parse the dynamic device configuration, find various | |
885 | * media endpoints (MPEG, WMV, PS, TS) and cache their | |
886 | * configuration details into the driver, so we can | |
887 | * reference them later during simething_register() func, | |
888 | * interrupt handlers, deferred work handlers etc. | |
889 | */ | |
890 | saa7164_api_enum_subdevs(dev); | |
891 | ||
443c1228 ST |
892 | /* Begin to create the video sub-systems and register funcs */ |
893 | if (saa7164_boards[dev->board].porta == SAA7164_MPEG_DVB) { | |
7615e434 | 894 | if (saa7164_dvb_register(&dev->ports[ SAA7164_PORT_TS1 ]) < 0) { |
443c1228 ST |
895 | printk(KERN_ERR "%s() Failed to register " |
896 | "dvb adapters on porta\n", | |
897 | __func__); | |
898 | } | |
899 | } | |
900 | ||
901 | if (saa7164_boards[dev->board].portb == SAA7164_MPEG_DVB) { | |
7615e434 | 902 | if (saa7164_dvb_register(&dev->ports[ SAA7164_PORT_TS2 ]) < 0) { |
443c1228 ST |
903 | printk(KERN_ERR"%s() Failed to register " |
904 | "dvb adapters on portb\n", | |
905 | __func__); | |
906 | } | |
907 | } | |
908 | ||
7615e434 ST |
909 | if (saa7164_boards[dev->board].portc == SAA7164_MPEG_ENCODER) { |
910 | if (saa7164_encoder_register(&dev->ports[ SAA7164_PORT_ENC1 ]) < 0) { | |
911 | printk(KERN_ERR"%s() Failed to register " | |
912 | "mpeg encoder\n", __func__); | |
913 | } | |
914 | } | |
915 | ||
916 | if (saa7164_boards[dev->board].portd == SAA7164_MPEG_ENCODER) { | |
917 | if (saa7164_encoder_register(&dev->ports[ SAA7164_PORT_ENC2 ]) < 0) { | |
918 | printk(KERN_ERR"%s() Failed to register " | |
919 | "mpeg encoder\n", __func__); | |
920 | } | |
921 | } | |
922 | ||
443c1228 ST |
923 | } /* != BOARD_UNKNOWN */ |
924 | else | |
925 | printk(KERN_ERR "%s() Unsupported board detected, " | |
926 | "registering without firmware\n", __func__); | |
927 | ||
b1912a85 | 928 | dprintk(1, "%s() parameter debug = %d\n", __func__, saa_debug); |
2ceae8fd ST |
929 | dprintk(1, "%s() parameter waitsecs = %d\n", __func__, waitsecs); |
930 | ||
50bcb4ae | 931 | fail_fw: |
443c1228 ST |
932 | return 0; |
933 | ||
934 | fail_irq: | |
935 | saa7164_dev_unregister(dev); | |
936 | fail_free: | |
937 | kfree(dev); | |
938 | return err; | |
939 | } | |
940 | ||
941 | static void saa7164_shutdown(struct saa7164_dev *dev) | |
942 | { | |
943 | dprintk(1, "%s()\n", __func__); | |
944 | } | |
945 | ||
946 | static void __devexit saa7164_finidev(struct pci_dev *pci_dev) | |
947 | { | |
948 | struct saa7164_dev *dev = pci_get_drvdata(pci_dev); | |
949 | ||
91d80189 ST |
950 | saa7164_histogram_print(&dev->ports[ SAA7164_PORT_ENC1 ], |
951 | &dev->ports[ SAA7164_PORT_ENC1 ].irq_interval); | |
952 | saa7164_histogram_print(&dev->ports[ SAA7164_PORT_ENC1 ], | |
953 | &dev->ports[ SAA7164_PORT_ENC1 ].svc_interval); | |
954 | saa7164_histogram_print(&dev->ports[ SAA7164_PORT_ENC1 ], | |
955 | &dev->ports[ SAA7164_PORT_ENC1 ].irq_svc_interval); | |
956 | ||
443c1228 ST |
957 | saa7164_shutdown(dev); |
958 | ||
959 | if (saa7164_boards[dev->board].porta == SAA7164_MPEG_DVB) | |
7615e434 | 960 | saa7164_dvb_unregister(&dev->ports[ SAA7164_PORT_TS1 ]); |
443c1228 ST |
961 | |
962 | if (saa7164_boards[dev->board].portb == SAA7164_MPEG_DVB) | |
7615e434 ST |
963 | saa7164_dvb_unregister(&dev->ports[ SAA7164_PORT_TS2 ]); |
964 | ||
965 | if (saa7164_boards[dev->board].portc == SAA7164_MPEG_ENCODER) | |
966 | saa7164_encoder_unregister(&dev->ports[ SAA7164_PORT_ENC1 ]); | |
967 | ||
968 | if (saa7164_boards[dev->board].portd == SAA7164_MPEG_ENCODER) | |
969 | saa7164_encoder_unregister(&dev->ports[ SAA7164_PORT_ENC2 ]); | |
443c1228 ST |
970 | |
971 | saa7164_i2c_unregister(&dev->i2c_bus[0]); | |
972 | saa7164_i2c_unregister(&dev->i2c_bus[1]); | |
973 | saa7164_i2c_unregister(&dev->i2c_bus[2]); | |
974 | ||
975 | pci_disable_device(pci_dev); | |
976 | ||
977 | /* unregister stuff */ | |
978 | free_irq(pci_dev->irq, dev); | |
979 | pci_set_drvdata(pci_dev, NULL); | |
980 | ||
981 | mutex_lock(&devlist); | |
982 | list_del(&dev->devlist); | |
983 | mutex_unlock(&devlist); | |
984 | ||
985 | saa7164_dev_unregister(dev); | |
986 | kfree(dev); | |
987 | } | |
988 | ||
989 | static struct pci_device_id saa7164_pci_tbl[] = { | |
990 | { | |
991 | /* SAA7164 */ | |
992 | .vendor = 0x1131, | |
993 | .device = 0x7164, | |
994 | .subvendor = PCI_ANY_ID, | |
995 | .subdevice = PCI_ANY_ID, | |
996 | }, { | |
997 | /* --- end of list --- */ | |
998 | } | |
999 | }; | |
1000 | MODULE_DEVICE_TABLE(pci, saa7164_pci_tbl); | |
1001 | ||
1002 | static struct pci_driver saa7164_pci_driver = { | |
1003 | .name = "saa7164", | |
1004 | .id_table = saa7164_pci_tbl, | |
1005 | .probe = saa7164_initdev, | |
1006 | .remove = __devexit_p(saa7164_finidev), | |
1007 | /* TODO */ | |
1008 | .suspend = NULL, | |
1009 | .resume = NULL, | |
1010 | }; | |
1011 | ||
9d440a08 | 1012 | static int __init saa7164_init(void) |
443c1228 ST |
1013 | { |
1014 | printk(KERN_INFO "saa7164 driver loaded\n"); | |
1015 | return pci_register_driver(&saa7164_pci_driver); | |
1016 | } | |
1017 | ||
9d440a08 | 1018 | static void __exit saa7164_fini(void) |
443c1228 ST |
1019 | { |
1020 | pci_unregister_driver(&saa7164_pci_driver); | |
1021 | } | |
1022 | ||
1023 | module_init(saa7164_init); | |
1024 | module_exit(saa7164_fini); | |
1025 |