Commit | Line | Data |
---|---|---|
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 | ||
e48836b8 ST |
33 | #ifdef CONFIG_PROC_FS |
34 | #include <linux/proc_fs.h> | |
35 | #endif | |
443c1228 ST |
36 | #include "saa7164.h" |
37 | ||
38 | MODULE_DESCRIPTION("Driver for NXP SAA7164 based TV cards"); | |
9d119c33 | 39 | MODULE_AUTHOR("Steven Toth <stoth@kernellabs.com>"); |
443c1228 ST |
40 | MODULE_LICENSE("GPL"); |
41 | ||
42 | /* | |
bc250684 ST |
43 | * 1 Basic |
44 | * 2 | |
45 | * 4 i2c | |
46 | * 8 api | |
47 | * 16 cmd | |
48 | * 32 bus | |
443c1228 ST |
49 | */ |
50 | ||
b1912a85 IM |
51 | unsigned int saa_debug; |
52 | module_param_named(debug, saa_debug, int, 0644); | |
443c1228 ST |
53 | MODULE_PARM_DESC(debug, "enable debug messages"); |
54 | ||
841fec00 | 55 | unsigned int fw_debug; |
e48836b8 ST |
56 | module_param(fw_debug, int, 0644); |
57 | MODULE_PARM_DESC(fw_debug, "Firware debug level def:2"); | |
58 | ||
66e1d378 ST |
59 | unsigned int encoder_buffers = SAA7164_MAX_ENCODER_BUFFERS; |
60 | module_param(encoder_buffers, int, 0644); | |
61 | MODULE_PARM_DESC(encoder_buffers, "Total buffers in read queue 16-512 def:64"); | |
62 | ||
e8ce2f21 ST |
63 | unsigned int vbi_buffers = SAA7164_MAX_VBI_BUFFERS; |
64 | module_param(vbi_buffers, int, 0644); | |
65 | MODULE_PARM_DESC(vbi_buffers, "Total buffers in read queue 16-512 def:64"); | |
66 | ||
bbf504c3 | 67 | unsigned int waitsecs = 10; |
dd1ee444 | 68 | module_param(waitsecs, int, 0644); |
66e1d378 | 69 | MODULE_PARM_DESC(waitsecs, "timeout on firmware messages"); |
dd1ee444 | 70 | |
443c1228 ST |
71 | static unsigned int card[] = {[0 ... (SAA7164_MAXBOARDS - 1)] = UNSET }; |
72 | module_param_array(card, int, NULL, 0444); | |
73 | MODULE_PARM_DESC(card, "card type"); | |
74 | ||
91d80189 ST |
75 | unsigned int print_histogram = 64; |
76 | module_param(print_histogram, int, 0644); | |
66e1d378 | 77 | MODULE_PARM_DESC(print_histogram, "print histogram values once"); |
91d80189 | 78 | |
1b0e8e46 ST |
79 | unsigned int crc_checking = 1; |
80 | module_param(crc_checking, int, 0644); | |
81 | MODULE_PARM_DESC(crc_checking, "enable crc sanity checking on buffers"); | |
82 | ||
83 | unsigned int guard_checking = 1; | |
84 | module_param(guard_checking, int, 0644); | |
bc250684 ST |
85 | MODULE_PARM_DESC(guard_checking, |
86 | "enable dma sanity checking for buffer overruns"); | |
1b0e8e46 | 87 | |
443c1228 ST |
88 | static unsigned int saa7164_devcount; |
89 | ||
90 | static DEFINE_MUTEX(devlist); | |
91 | LIST_HEAD(saa7164_devlist); | |
92 | ||
93 | #define INT_SIZE 16 | |
94 | ||
12d3203e ST |
95 | void saa7164_dumphex16FF(struct saa7164_dev *dev, u8 *buf, int len) |
96 | { | |
97 | int i; | |
98 | u8 tmp[16]; | |
99 | memset(&tmp[0], 0xff, sizeof(tmp)); | |
100 | ||
101 | printk(KERN_INFO "--------------------> " | |
102 | "00 01 02 03 04 05 06 07 08 09 0a 0b 0c 0d 0e 0f\n"); | |
103 | ||
104 | for (i = 0; i < len; i += 16) { | |
105 | if (memcmp(&tmp, buf + i, sizeof(tmp)) != 0) { | |
106 | printk(KERN_INFO " [0x%08x] " | |
107 | "%02x %02x %02x %02x %02x %02x %02x %02x " | |
108 | "%02x %02x %02x %02x %02x %02x %02x %02x\n", i, | |
109 | *(buf+i+0), *(buf+i+1), *(buf+i+2), *(buf+i+3), | |
110 | *(buf+i+4), *(buf+i+5), *(buf+i+6), *(buf+i+7), | |
111 | *(buf+i+8), *(buf+i+9), *(buf+i+10), *(buf+i+11), | |
112 | *(buf+i+12), *(buf+i+13), *(buf+i+14), *(buf+i+15)); | |
113 | } | |
114 | } | |
115 | } | |
116 | ||
a97781ac ST |
117 | static void saa7164_pack_verifier(struct saa7164_buffer *buf) |
118 | { | |
119 | u8 *p = (u8 *)buf->cpu; | |
120 | int i; | |
121 | ||
122 | for (i = 0; i < buf->actual_size; i += 2048) { | |
123 | ||
c7e242ba MCC |
124 | if ((*(p + i + 0) != 0x00) || (*(p + i + 1) != 0x00) || |
125 | (*(p + i + 2) != 0x01) || (*(p + i + 3) != 0xBA)) { | |
a97781ac | 126 | printk(KERN_ERR "No pack at 0x%x\n", i); |
bc250684 ST |
127 | #if 0 |
128 | saa7164_dumphex16FF(buf->port->dev, (p + i), 32); | |
129 | #endif | |
1b0e8e46 | 130 | } |
a97781ac ST |
131 | } |
132 | } | |
133 | ||
1b0e8e46 ST |
134 | #define FIXED_VIDEO_PID 0xf1 |
135 | #define FIXED_AUDIO_PID 0xf2 | |
136 | ||
9230acaa ST |
137 | static void saa7164_ts_verifier(struct saa7164_buffer *buf) |
138 | { | |
139 | struct saa7164_port *port = buf->port; | |
9230acaa | 140 | u32 i; |
1b0e8e46 ST |
141 | u8 cc, a; |
142 | u16 pid; | |
143 | u8 __iomem *bufcpu = (u8 *)buf->cpu; | |
9230acaa ST |
144 | |
145 | port->sync_errors = 0; | |
146 | port->v_cc_errors = 0; | |
147 | port->a_cc_errors = 0; | |
148 | ||
149 | for (i = 0; i < buf->actual_size; i += 188) { | |
150 | if (*(bufcpu + i) != 0x47) | |
151 | port->sync_errors++; | |
152 | ||
1b0e8e46 ST |
153 | /* TODO: Query pid lower 8 bits, ignoring upper bits intensionally */ |
154 | pid = ((*(bufcpu + i + 1) & 0x1f) << 8) | *(bufcpu + i + 2); | |
9230acaa ST |
155 | cc = *(bufcpu + i + 3) & 0x0f; |
156 | ||
1b0e8e46 | 157 | if (pid == FIXED_VIDEO_PID) { |
9230acaa ST |
158 | a = ((port->last_v_cc + 1) & 0x0f); |
159 | if (a != cc) { | |
1b0e8e46 ST |
160 | printk(KERN_ERR "video cc last = %x current = %x i = %d\n", |
161 | port->last_v_cc, cc, i); | |
9230acaa ST |
162 | port->v_cc_errors++; |
163 | } | |
164 | ||
165 | port->last_v_cc = cc; | |
166 | } else | |
1b0e8e46 | 167 | if (pid == FIXED_AUDIO_PID) { |
9230acaa ST |
168 | a = ((port->last_a_cc + 1) & 0x0f); |
169 | if (a != cc) { | |
1b0e8e46 ST |
170 | printk(KERN_ERR "audio cc last = %x current = %x i = %d\n", |
171 | port->last_a_cc, cc, i); | |
9230acaa ST |
172 | port->a_cc_errors++; |
173 | } | |
174 | ||
175 | port->last_a_cc = cc; | |
176 | } | |
177 | ||
178 | } | |
179 | ||
32299a14 ST |
180 | /* Only report errors if we've been through this function atleast |
181 | * once already and the cached cc values are primed. First time through | |
182 | * always generates errors. | |
183 | */ | |
184 | if (port->v_cc_errors && (port->done_first_interrupt > 1)) | |
9230acaa ST |
185 | printk(KERN_ERR "video pid cc, %d errors\n", port->v_cc_errors); |
186 | ||
32299a14 | 187 | if (port->a_cc_errors && (port->done_first_interrupt > 1)) |
9230acaa ST |
188 | printk(KERN_ERR "audio pid cc, %d errors\n", port->a_cc_errors); |
189 | ||
32299a14 | 190 | if (port->sync_errors && (port->done_first_interrupt > 1)) |
9230acaa | 191 | printk(KERN_ERR "sync_errors = %d\n", port->sync_errors); |
32299a14 ST |
192 | |
193 | if (port->done_first_interrupt == 1) | |
194 | port->done_first_interrupt++; | |
9230acaa ST |
195 | } |
196 | ||
91d80189 | 197 | static void saa7164_histogram_reset(struct saa7164_histogram *hg, char *name) |
443c1228 | 198 | { |
91d80189 | 199 | int i; |
443c1228 | 200 | |
91d80189 ST |
201 | memset(hg, 0, sizeof(struct saa7164_histogram)); |
202 | strcpy(hg->name, name); | |
203 | ||
204 | /* First 30ms x 1ms */ | |
bc250684 | 205 | for (i = 0; i < 30; i++) |
91d80189 | 206 | hg->counter1[0 + i].val = i; |
91d80189 ST |
207 | |
208 | /* 30 - 200ms x 10ms */ | |
bc250684 | 209 | for (i = 0; i < 18; i++) |
91d80189 | 210 | hg->counter1[30 + i].val = 30 + (i * 10); |
91d80189 ST |
211 | |
212 | /* 200 - 2000ms x 100ms */ | |
bc250684 | 213 | for (i = 0; i < 15; i++) |
58acca10 | 214 | hg->counter1[48 + i].val = 200 + (i * 200); |
91d80189 | 215 | |
58acca10 ST |
216 | /* Catch all massive value (2secs) */ |
217 | hg->counter1[55].val = 2000; | |
218 | ||
219 | /* Catch all massive value (4secs) */ | |
220 | hg->counter1[56].val = 4000; | |
221 | ||
222 | /* Catch all massive value (8secs) */ | |
223 | hg->counter1[57].val = 8000; | |
224 | ||
225 | /* Catch all massive value (15secs) */ | |
226 | hg->counter1[58].val = 15000; | |
227 | ||
228 | /* Catch all massive value (30secs) */ | |
229 | hg->counter1[59].val = 30000; | |
230 | ||
231 | /* Catch all massive value (60secs) */ | |
232 | hg->counter1[60].val = 60000; | |
233 | ||
234 | /* Catch all massive value (5mins) */ | |
235 | hg->counter1[61].val = 300000; | |
236 | ||
237 | /* Catch all massive value (15mins) */ | |
238 | hg->counter1[62].val = 900000; | |
239 | ||
240 | /* Catch all massive values (1hr) */ | |
91d80189 | 241 | hg->counter1[63].val = 3600000; |
443c1228 ST |
242 | } |
243 | ||
58acca10 | 244 | void saa7164_histogram_update(struct saa7164_histogram *hg, u32 val) |
443c1228 | 245 | { |
91d80189 | 246 | int i; |
c7e242ba | 247 | for (i = 0; i < 64; i++) { |
91d80189 ST |
248 | if (val <= hg->counter1[i].val) { |
249 | hg->counter1[i].count++; | |
250 | hg->counter1[i].update_time = jiffies; | |
251 | break; | |
252 | } | |
253 | } | |
254 | } | |
443c1228 | 255 | |
91d80189 ST |
256 | static void saa7164_histogram_print(struct saa7164_port *port, |
257 | struct saa7164_histogram *hg) | |
258 | { | |
91d80189 ST |
259 | u32 entries = 0; |
260 | int i; | |
261 | ||
58acca10 | 262 | printk(KERN_ERR "Histogram named %s (ms, count, last_update_jiffy)\n", hg->name); |
c7e242ba | 263 | for (i = 0; i < 64; i++) { |
91d80189 ST |
264 | if (hg->counter1[i].count == 0) |
265 | continue; | |
443c1228 | 266 | |
91d80189 ST |
267 | printk(KERN_ERR " %4d %12d %Ld\n", |
268 | hg->counter1[i].val, | |
269 | hg->counter1[i].count, | |
270 | hg->counter1[i].update_time); | |
271 | ||
272 | entries++; | |
273 | } | |
274 | printk(KERN_ERR "Total: %d\n", entries); | |
443c1228 ST |
275 | } |
276 | ||
cfbaf337 | 277 | static void saa7164_work_enchandler_helper(struct saa7164_port *port, int bufnr) |
7615e434 ST |
278 | { |
279 | struct saa7164_dev *dev = port->dev; | |
cfbaf337 ST |
280 | struct saa7164_buffer *buf = 0; |
281 | struct saa7164_user_buffer *ubuf = 0; | |
7615e434 | 282 | struct list_head *c, *n; |
cfbaf337 | 283 | int i = 0; |
1b0e8e46 | 284 | u8 __iomem *p; |
91d80189 ST |
285 | |
286 | mutex_lock(&port->dmaqueue_lock); | |
7615e434 | 287 | list_for_each_safe(c, n, &port->dmaqueue.list) { |
91d80189 | 288 | |
7615e434 | 289 | buf = list_entry(c, struct saa7164_buffer, list); |
91d80189 ST |
290 | if (i++ > port->hwcfg.buffercount) { |
291 | printk(KERN_ERR "%s() illegal i count %d\n", | |
292 | __func__, i); | |
293 | break; | |
294 | } | |
7615e434 | 295 | |
cfbaf337 | 296 | if (buf->idx == bufnr) { |
12d3203e | 297 | |
7615e434 | 298 | /* Found the buffer, deal with it */ |
1b0e8e46 ST |
299 | dprintk(DBGLVL_IRQ, "%s() bufnr: %d\n", __func__, bufnr); |
300 | ||
301 | if (crc_checking) { | |
302 | /* Throw a new checksum on the dma buffer */ | |
303 | buf->crc = crc32(0, buf->cpu, buf->actual_size); | |
304 | } | |
305 | ||
306 | if (guard_checking) { | |
307 | p = (u8 *)buf->cpu; | |
c7e242ba | 308 | if ((*(p + buf->actual_size + 0) != 0xff) || |
1b0e8e46 ST |
309 | (*(p + buf->actual_size + 1) != 0xff) || |
310 | (*(p + buf->actual_size + 2) != 0xff) || | |
311 | (*(p + buf->actual_size + 3) != 0xff) || | |
312 | (*(p + buf->actual_size + 0x10) != 0xff) || | |
313 | (*(p + buf->actual_size + 0x11) != 0xff) || | |
314 | (*(p + buf->actual_size + 0x12) != 0xff) || | |
c7e242ba | 315 | (*(p + buf->actual_size + 0x13) != 0xff)) { |
1b0e8e46 ST |
316 | printk(KERN_ERR "%s() buf %p guard buffer breach\n", |
317 | __func__, buf); | |
bc250684 ST |
318 | #if 0 |
319 | saa7164_dumphex16FF(dev, (p + buf->actual_size) - 32 , 64); | |
320 | #endif | |
1b0e8e46 ST |
321 | } |
322 | } | |
7615e434 | 323 | |
1107237e ST |
324 | if ((port->nr != SAA7164_PORT_VBI1) && (port->nr != SAA7164_PORT_VBI2)) { |
325 | /* Validate the incoming buffer content */ | |
326 | if (port->encoder_params.stream_type == V4L2_MPEG_STREAM_TYPE_MPEG2_TS) | |
327 | saa7164_ts_verifier(buf); | |
328 | else if (port->encoder_params.stream_type == V4L2_MPEG_STREAM_TYPE_MPEG2_PS) | |
329 | saa7164_pack_verifier(buf); | |
330 | } | |
9230acaa | 331 | |
7615e434 ST |
332 | /* find a free user buffer and clone to it */ |
333 | if (!list_empty(&port->list_buf_free.list)) { | |
334 | ||
335 | /* Pull the first buffer from the used list */ | |
336 | ubuf = list_first_entry(&port->list_buf_free.list, | |
337 | struct saa7164_user_buffer, list); | |
338 | ||
a97781ac ST |
339 | if (buf->actual_size <= ubuf->actual_size) { |
340 | ||
cfbaf337 | 341 | memcpy_fromio(ubuf->data, buf->cpu, |
f6eeece8 | 342 | ubuf->actual_size); |
12d3203e | 343 | |
1b0e8e46 ST |
344 | if (crc_checking) { |
345 | /* Throw a new checksum on the read buffer */ | |
346 | ubuf->crc = crc32(0, ubuf->data, ubuf->actual_size); | |
347 | } | |
12d3203e | 348 | |
a97781ac ST |
349 | /* Requeue the buffer on the free list */ |
350 | ubuf->pos = 0; | |
7615e434 | 351 | |
a97781ac ST |
352 | list_move_tail(&ubuf->list, |
353 | &port->list_buf_used.list); | |
7615e434 | 354 | |
a97781ac ST |
355 | /* Flag any userland waiters */ |
356 | wake_up_interruptible(&port->wait_read); | |
7615e434 | 357 | |
a97781ac ST |
358 | } else { |
359 | printk(KERN_ERR "buf %p bufsize fails match\n", buf); | |
360 | } | |
7615e434 ST |
361 | |
362 | } else | |
66e1d378 | 363 | printk(KERN_ERR "encirq no free buffers, increase param encoder_buffers\n"); |
7615e434 | 364 | |
9230acaa | 365 | /* Ensure offset into buffer remains 0, fill buffer |
a97781ac ST |
366 | * with known bad data. We check for this data at a later point |
367 | * in time. */ | |
cfbaf337 | 368 | saa7164_buffer_zero_offsets(port, bufnr); |
12d3203e | 369 | memset_io(buf->cpu, 0xff, buf->pci_size); |
1b0e8e46 ST |
370 | if (crc_checking) { |
371 | /* Throw yet aanother new checksum on the dma buffer */ | |
372 | buf->crc = crc32(0, buf->cpu, buf->actual_size); | |
373 | } | |
12d3203e | 374 | |
a97781ac | 375 | break; |
cfbaf337 ST |
376 | } |
377 | } | |
378 | mutex_unlock(&port->dmaqueue_lock); | |
379 | } | |
380 | ||
381 | static void saa7164_work_enchandler(struct work_struct *w) | |
382 | { | |
383 | struct saa7164_port *port = | |
384 | container_of(w, struct saa7164_port, workenc); | |
385 | struct saa7164_dev *dev = port->dev; | |
386 | ||
387 | u32 wp, mcb, rp, cnt = 0; | |
388 | ||
389 | port->last_svc_msecs_diff = port->last_svc_msecs; | |
390 | port->last_svc_msecs = jiffies_to_msecs(jiffies); | |
391 | ||
392 | port->last_svc_msecs_diff = port->last_svc_msecs - | |
393 | port->last_svc_msecs_diff; | |
394 | ||
395 | saa7164_histogram_update(&port->svc_interval, | |
396 | port->last_svc_msecs_diff); | |
397 | ||
398 | port->last_irq_svc_msecs_diff = port->last_svc_msecs - | |
399 | port->last_irq_msecs; | |
400 | ||
401 | saa7164_histogram_update(&port->irq_svc_interval, | |
402 | port->last_irq_svc_msecs_diff); | |
9230acaa | 403 | |
cfbaf337 ST |
404 | dprintk(DBGLVL_IRQ, |
405 | "%s() %Ldms elapsed irq->deferred %Ldms wp: %d rp: %d\n", | |
406 | __func__, | |
407 | port->last_svc_msecs_diff, | |
408 | port->last_irq_svc_msecs_diff, | |
409 | port->last_svc_wp, | |
410 | port->last_svc_rp | |
411 | ); | |
412 | ||
413 | /* Current write position */ | |
414 | wp = saa7164_readl(port->bufcounter); | |
415 | if (wp > (port->hwcfg.buffercount - 1)) { | |
416 | printk(KERN_ERR "%s() illegal buf count %d\n", __func__, wp); | |
417 | return; | |
418 | } | |
419 | ||
420 | /* Most current complete buffer */ | |
421 | if (wp == 0) | |
1b0e8e46 | 422 | mcb = (port->hwcfg.buffercount - 1); |
cfbaf337 ST |
423 | else |
424 | mcb = wp - 1; | |
425 | ||
426 | while (1) { | |
1b0e8e46 ST |
427 | if (port->done_first_interrupt == 0) { |
428 | port->done_first_interrupt++; | |
429 | rp = mcb; | |
430 | } else | |
431 | rp = (port->last_svc_rp + 1) % 8; | |
cfbaf337 | 432 | |
1b0e8e46 | 433 | if ((rp < 0) || (rp > (port->hwcfg.buffercount - 1))) { |
cfbaf337 ST |
434 | printk(KERN_ERR "%s() illegal rp count %d\n", __func__, rp); |
435 | break; | |
7615e434 | 436 | } |
1b0e8e46 | 437 | |
cfbaf337 ST |
438 | saa7164_work_enchandler_helper(port, rp); |
439 | port->last_svc_rp = rp; | |
440 | cnt++; | |
441 | ||
442 | if (rp == mcb) | |
443 | break; | |
7615e434 | 444 | } |
cfbaf337 | 445 | |
1b0e8e46 | 446 | /* TODO: Convert this into a /proc/saa7164 style readable file */ |
91d80189 ST |
447 | if (print_histogram == port->nr) { |
448 | saa7164_histogram_print(port, &port->irq_interval); | |
449 | saa7164_histogram_print(port, &port->svc_interval); | |
450 | saa7164_histogram_print(port, &port->irq_svc_interval); | |
58acca10 ST |
451 | saa7164_histogram_print(port, &port->read_interval); |
452 | saa7164_histogram_print(port, &port->poll_interval); | |
7c161822 | 453 | /* TODO: fix this to preserve any previous state */ |
91d80189 ST |
454 | print_histogram = 64 + port->nr; |
455 | } | |
456 | } | |
cfbaf337 | 457 | |
e8ce2f21 ST |
458 | static void saa7164_work_vbihandler(struct work_struct *w) |
459 | { | |
460 | struct saa7164_port *port = | |
461 | container_of(w, struct saa7164_port, workenc); | |
462 | struct saa7164_dev *dev = port->dev; | |
463 | ||
464 | u32 wp, mcb, rp, cnt = 0; | |
465 | ||
466 | port->last_svc_msecs_diff = port->last_svc_msecs; | |
467 | port->last_svc_msecs = jiffies_to_msecs(jiffies); | |
468 | port->last_svc_msecs_diff = port->last_svc_msecs - | |
469 | port->last_svc_msecs_diff; | |
470 | ||
471 | saa7164_histogram_update(&port->svc_interval, | |
472 | port->last_svc_msecs_diff); | |
473 | ||
474 | port->last_irq_svc_msecs_diff = port->last_svc_msecs - | |
475 | port->last_irq_msecs; | |
476 | ||
477 | saa7164_histogram_update(&port->irq_svc_interval, | |
478 | port->last_irq_svc_msecs_diff); | |
479 | ||
480 | dprintk(DBGLVL_IRQ, | |
481 | "%s() %Ldms elapsed irq->deferred %Ldms wp: %d rp: %d\n", | |
482 | __func__, | |
483 | port->last_svc_msecs_diff, | |
484 | port->last_irq_svc_msecs_diff, | |
485 | port->last_svc_wp, | |
486 | port->last_svc_rp | |
487 | ); | |
488 | ||
489 | /* Current write position */ | |
490 | wp = saa7164_readl(port->bufcounter); | |
491 | if (wp > (port->hwcfg.buffercount - 1)) { | |
492 | printk(KERN_ERR "%s() illegal buf count %d\n", __func__, wp); | |
493 | return; | |
494 | } | |
495 | ||
496 | /* Most current complete buffer */ | |
497 | if (wp == 0) | |
498 | mcb = (port->hwcfg.buffercount - 1); | |
499 | else | |
500 | mcb = wp - 1; | |
1107237e ST |
501 | |
502 | while (1) { | |
503 | if (port->done_first_interrupt == 0) { | |
504 | port->done_first_interrupt++; | |
505 | rp = mcb; | |
506 | } else | |
507 | rp = (port->last_svc_rp + 1) % 8; | |
508 | ||
509 | if ((rp < 0) || (rp > (port->hwcfg.buffercount - 1))) { | |
510 | printk(KERN_ERR "%s() illegal rp count %d\n", __func__, rp); | |
511 | break; | |
512 | } | |
513 | ||
514 | saa7164_work_enchandler_helper(port, rp); | |
515 | port->last_svc_rp = rp; | |
516 | cnt++; | |
517 | ||
518 | if (rp == mcb) | |
519 | break; | |
520 | } | |
521 | ||
e8ce2f21 ST |
522 | /* TODO: Convert this into a /proc/saa7164 style readable file */ |
523 | if (print_histogram == port->nr) { | |
524 | saa7164_histogram_print(port, &port->irq_interval); | |
525 | saa7164_histogram_print(port, &port->svc_interval); | |
526 | saa7164_histogram_print(port, &port->irq_svc_interval); | |
527 | saa7164_histogram_print(port, &port->read_interval); | |
528 | saa7164_histogram_print(port, &port->poll_interval); | |
529 | /* TODO: fix this to preserve any previous state */ | |
530 | print_histogram = 64 + port->nr; | |
531 | } | |
532 | } | |
533 | ||
91d80189 ST |
534 | static void saa7164_work_cmdhandler(struct work_struct *w) |
535 | { | |
536 | struct saa7164_dev *dev = container_of(w, struct saa7164_dev, workcmd); | |
537 | ||
538 | /* Wake up any complete commands */ | |
539 | saa7164_irq_dequeue(dev); | |
540 | } | |
541 | ||
542 | static void saa7164_buffer_deliver(struct saa7164_buffer *buf) | |
543 | { | |
544 | struct saa7164_port *port = buf->port; | |
545 | ||
546 | /* Feed the transport payload into the kernel demux */ | |
547 | dvb_dmx_swfilter_packets(&port->dvb.demux, (u8 *)buf->cpu, | |
548 | SAA7164_TS_NUMBER_OF_LINES); | |
549 | ||
550 | } | |
551 | ||
e8ce2f21 ST |
552 | static irqreturn_t saa7164_irq_vbi(struct saa7164_port *port) |
553 | { | |
554 | struct saa7164_dev *dev = port->dev; | |
555 | ||
556 | /* Store old time */ | |
557 | port->last_irq_msecs_diff = port->last_irq_msecs; | |
558 | ||
559 | /* Collect new stats */ | |
560 | port->last_irq_msecs = jiffies_to_msecs(jiffies); | |
561 | ||
562 | /* Calculate stats */ | |
563 | port->last_irq_msecs_diff = port->last_irq_msecs - | |
564 | port->last_irq_msecs_diff; | |
565 | ||
566 | saa7164_histogram_update(&port->irq_interval, | |
567 | port->last_irq_msecs_diff); | |
568 | ||
569 | dprintk(DBGLVL_IRQ, "%s() %Ldms elapsed\n", __func__, | |
570 | port->last_irq_msecs_diff); | |
571 | ||
572 | /* Tis calls the vbi irq handler */ | |
573 | schedule_work(&port->workenc); | |
574 | return 0; | |
575 | } | |
576 | ||
91d80189 ST |
577 | static irqreturn_t saa7164_irq_encoder(struct saa7164_port *port) |
578 | { | |
579 | struct saa7164_dev *dev = port->dev; | |
07603131 ST |
580 | |
581 | /* Store old time */ | |
91d80189 ST |
582 | port->last_irq_msecs_diff = port->last_irq_msecs; |
583 | ||
584 | /* Collect new stats */ | |
585 | port->last_irq_msecs = jiffies_to_msecs(jiffies); | |
91d80189 ST |
586 | |
587 | /* Calculate stats */ | |
588 | port->last_irq_msecs_diff = port->last_irq_msecs - | |
589 | port->last_irq_msecs_diff; | |
590 | ||
591 | saa7164_histogram_update(&port->irq_interval, | |
592 | port->last_irq_msecs_diff); | |
593 | ||
cfbaf337 ST |
594 | dprintk(DBGLVL_IRQ, "%s() %Ldms elapsed\n", __func__, |
595 | port->last_irq_msecs_diff); | |
12d3203e | 596 | |
91d80189 | 597 | schedule_work(&port->workenc); |
7615e434 ST |
598 | return 0; |
599 | } | |
600 | ||
add3f580 | 601 | static irqreturn_t saa7164_irq_ts(struct saa7164_port *port) |
443c1228 ST |
602 | { |
603 | struct saa7164_dev *dev = port->dev; | |
604 | struct saa7164_buffer *buf; | |
605 | struct list_head *c, *n; | |
606 | int wp, i = 0, rp; | |
607 | ||
608 | /* Find the current write point from the hardware */ | |
609 | wp = saa7164_readl(port->bufcounter); | |
610 | if (wp > (port->hwcfg.buffercount - 1)) | |
611 | BUG(); | |
612 | ||
613 | /* Find the previous buffer to the current write point */ | |
614 | if (wp == 0) | |
1b0e8e46 | 615 | rp = (port->hwcfg.buffercount - 1); |
443c1228 ST |
616 | else |
617 | rp = wp - 1; | |
618 | ||
619 | /* Lookup the WP in the buffer list */ | |
620 | /* TODO: turn this into a worker thread */ | |
621 | list_for_each_safe(c, n, &port->dmaqueue.list) { | |
622 | buf = list_entry(c, struct saa7164_buffer, list); | |
623 | if (i++ > port->hwcfg.buffercount) | |
624 | BUG(); | |
625 | ||
add3f580 | 626 | if (buf->idx == rp) { |
443c1228 ST |
627 | /* Found the buffer, deal with it */ |
628 | dprintk(DBGLVL_IRQ, "%s() wp: %d processing: %d\n", | |
629 | __func__, wp, rp); | |
630 | saa7164_buffer_deliver(buf); | |
631 | break; | |
632 | } | |
633 | ||
634 | } | |
635 | return 0; | |
636 | } | |
637 | ||
638 | /* Primary IRQ handler and dispatch mechanism */ | |
639 | static irqreturn_t saa7164_irq(int irq, void *dev_id) | |
640 | { | |
641 | struct saa7164_dev *dev = dev_id; | |
c7e242ba MCC |
642 | struct saa7164_port *porta = &dev->ports[SAA7164_PORT_TS1]; |
643 | struct saa7164_port *portb = &dev->ports[SAA7164_PORT_TS2]; | |
644 | struct saa7164_port *portc = &dev->ports[SAA7164_PORT_ENC1]; | |
645 | struct saa7164_port *portd = &dev->ports[SAA7164_PORT_ENC2]; | |
646 | struct saa7164_port *porte = &dev->ports[SAA7164_PORT_VBI1]; | |
647 | struct saa7164_port *portf = &dev->ports[SAA7164_PORT_VBI2]; | |
7615e434 | 648 | |
50bcb4ae | 649 | u32 intid, intstat[INT_SIZE/4]; |
443c1228 ST |
650 | int i, handled = 0, bit; |
651 | ||
d888ea03 ST |
652 | if (dev == 0) { |
653 | printk(KERN_ERR "%s() No device specified\n", __func__); | |
654 | handled = 0; | |
655 | goto out; | |
656 | } | |
657 | ||
b595076a UKK |
658 | /* Check that the hardware is accessible. If the status bytes are |
659 | * 0xFF then the device is not accessible, the the IRQ belongs | |
443c1228 | 660 | * to another driver. |
1a6450d4 | 661 | * 4 x u32 interrupt registers. |
443c1228 ST |
662 | */ |
663 | for (i = 0; i < INT_SIZE/4; i++) { | |
664 | ||
665 | /* TODO: Convert into saa7164_readl() */ | |
666 | /* Read the 4 hardware interrupt registers */ | |
1a6450d4 | 667 | intstat[i] = saa7164_readl(dev->int_status + (i * 4)); |
443c1228 | 668 | |
50bcb4ae ST |
669 | if (intstat[i]) |
670 | handled = 1; | |
443c1228 | 671 | } |
50bcb4ae | 672 | if (handled == 0) |
443c1228 | 673 | goto out; |
443c1228 ST |
674 | |
675 | /* For each of the HW interrupt registers */ | |
676 | for (i = 0; i < INT_SIZE/4; i++) { | |
677 | ||
678 | if (intstat[i]) { | |
679 | /* Each function of the board has it's own interruptid. | |
680 | * Find the function that triggered then call | |
681 | * it's handler. | |
682 | */ | |
683 | for (bit = 0; bit < 32; bit++) { | |
684 | ||
685 | if (((intstat[i] >> bit) & 0x00000001) == 0) | |
686 | continue; | |
687 | ||
688 | /* Calculate the interrupt id (0x00 to 0x7f) */ | |
689 | ||
50bcb4ae ST |
690 | intid = (i * 32) + bit; |
691 | if (intid == dev->intfdesc.bInterruptId) { | |
443c1228 ST |
692 | /* A response to an cmd/api call */ |
693 | schedule_work(&dev->workcmd); | |
7615e434 | 694 | } else if (intid == porta->hwcfg.interruptid) { |
443c1228 ST |
695 | |
696 | /* Transport path 1 */ | |
7615e434 | 697 | saa7164_irq_ts(porta); |
443c1228 | 698 | |
7615e434 | 699 | } else if (intid == portb->hwcfg.interruptid) { |
443c1228 ST |
700 | |
701 | /* Transport path 2 */ | |
7615e434 ST |
702 | saa7164_irq_ts(portb); |
703 | ||
704 | } else if (intid == portc->hwcfg.interruptid) { | |
705 | ||
706 | /* Encoder path 1 */ | |
707 | saa7164_irq_encoder(portc); | |
708 | ||
709 | } else if (intid == portd->hwcfg.interruptid) { | |
710 | ||
e8ce2f21 | 711 | /* Encoder path 2 */ |
7615e434 | 712 | saa7164_irq_encoder(portd); |
443c1228 | 713 | |
e8ce2f21 ST |
714 | } else if (intid == porte->hwcfg.interruptid) { |
715 | ||
716 | /* VBI path 1 */ | |
717 | saa7164_irq_vbi(porte); | |
718 | ||
719 | } else if (intid == portf->hwcfg.interruptid) { | |
720 | ||
721 | /* VBI path 2 */ | |
722 | saa7164_irq_vbi(portf); | |
723 | ||
443c1228 ST |
724 | } else { |
725 | /* Find the function */ | |
726 | dprintk(DBGLVL_IRQ, | |
727 | "%s() unhandled interrupt " | |
728 | "reg 0x%x bit 0x%x " | |
729 | "intid = 0x%x\n", | |
50bcb4ae | 730 | __func__, i, bit, intid); |
443c1228 ST |
731 | } |
732 | } | |
733 | ||
443c1228 | 734 | /* Ack it */ |
1a6450d4 | 735 | saa7164_writel(dev->int_ack + (i * 4), intstat[i]); |
443c1228 ST |
736 | |
737 | } | |
738 | } | |
739 | out: | |
740 | return IRQ_RETVAL(handled); | |
741 | } | |
742 | ||
743 | void saa7164_getfirmwarestatus(struct saa7164_dev *dev) | |
744 | { | |
745 | struct saa7164_fw_status *s = &dev->fw_status; | |
746 | ||
747 | dev->fw_status.status = saa7164_readl(SAA_DEVICE_SYSINIT_STATUS); | |
748 | dev->fw_status.mode = saa7164_readl(SAA_DEVICE_SYSINIT_MODE); | |
749 | dev->fw_status.spec = saa7164_readl(SAA_DEVICE_SYSINIT_SPEC); | |
750 | dev->fw_status.inst = saa7164_readl(SAA_DEVICE_SYSINIT_INST); | |
751 | dev->fw_status.cpuload = saa7164_readl(SAA_DEVICE_SYSINIT_CPULOAD); | |
752 | dev->fw_status.remainheap = | |
753 | saa7164_readl(SAA_DEVICE_SYSINIT_REMAINHEAP); | |
754 | ||
755 | dprintk(1, "Firmware status:\n"); | |
756 | dprintk(1, " .status = 0x%08x\n", s->status); | |
757 | dprintk(1, " .mode = 0x%08x\n", s->mode); | |
758 | dprintk(1, " .spec = 0x%08x\n", s->spec); | |
759 | dprintk(1, " .inst = 0x%08x\n", s->inst); | |
760 | dprintk(1, " .cpuload = 0x%08x\n", s->cpuload); | |
761 | dprintk(1, " .remainheap = 0x%08x\n", s->remainheap); | |
762 | } | |
763 | ||
764 | u32 saa7164_getcurrentfirmwareversion(struct saa7164_dev *dev) | |
765 | { | |
766 | u32 reg; | |
767 | ||
768 | reg = saa7164_readl(SAA_DEVICE_VERSION); | |
769 | dprintk(1, "Device running firmware version %d.%d.%d.%d (0x%x)\n", | |
770 | (reg & 0x0000fc00) >> 10, | |
771 | (reg & 0x000003e0) >> 5, | |
772 | (reg & 0x0000001f), | |
773 | (reg & 0xffff0000) >> 16, | |
774 | reg); | |
775 | ||
776 | return reg; | |
777 | } | |
778 | ||
779 | /* TODO: Debugging func, remove */ | |
780 | void saa7164_dumphex16(struct saa7164_dev *dev, u8 *buf, int len) | |
781 | { | |
782 | int i; | |
783 | ||
784 | printk(KERN_INFO "--------------------> " | |
785 | "00 01 02 03 04 05 06 07 08 09 0a 0b 0c 0d 0e 0f\n"); | |
786 | ||
787 | for (i = 0; i < len; i += 16) | |
788 | printk(KERN_INFO " [0x%08x] " | |
789 | "%02x %02x %02x %02x %02x %02x %02x %02x " | |
790 | "%02x %02x %02x %02x %02x %02x %02x %02x\n", i, | |
791 | *(buf+i+0), *(buf+i+1), *(buf+i+2), *(buf+i+3), | |
792 | *(buf+i+4), *(buf+i+5), *(buf+i+6), *(buf+i+7), | |
793 | *(buf+i+8), *(buf+i+9), *(buf+i+10), *(buf+i+11), | |
794 | *(buf+i+12), *(buf+i+13), *(buf+i+14), *(buf+i+15)); | |
795 | } | |
796 | ||
797 | /* TODO: Debugging func, remove */ | |
798 | void saa7164_dumpregs(struct saa7164_dev *dev, u32 addr) | |
799 | { | |
800 | int i; | |
801 | ||
802 | dprintk(1, "--------------------> " | |
803 | "00 01 02 03 04 05 06 07 08 09 0a 0b 0c 0d 0e 0f\n"); | |
804 | ||
805 | for (i = 0; i < 0x100; i += 16) | |
806 | dprintk(1, "region0[0x%08x] = " | |
807 | "%02x %02x %02x %02x %02x %02x %02x %02x" | |
808 | " %02x %02x %02x %02x %02x %02x %02x %02x\n", i, | |
809 | (u8)saa7164_readb(addr + i + 0), | |
810 | (u8)saa7164_readb(addr + i + 1), | |
811 | (u8)saa7164_readb(addr + i + 2), | |
812 | (u8)saa7164_readb(addr + i + 3), | |
813 | (u8)saa7164_readb(addr + i + 4), | |
814 | (u8)saa7164_readb(addr + i + 5), | |
815 | (u8)saa7164_readb(addr + i + 6), | |
816 | (u8)saa7164_readb(addr + i + 7), | |
817 | (u8)saa7164_readb(addr + i + 8), | |
818 | (u8)saa7164_readb(addr + i + 9), | |
819 | (u8)saa7164_readb(addr + i + 10), | |
820 | (u8)saa7164_readb(addr + i + 11), | |
821 | (u8)saa7164_readb(addr + i + 12), | |
822 | (u8)saa7164_readb(addr + i + 13), | |
823 | (u8)saa7164_readb(addr + i + 14), | |
824 | (u8)saa7164_readb(addr + i + 15) | |
825 | ); | |
826 | } | |
827 | ||
828 | static void saa7164_dump_hwdesc(struct saa7164_dev *dev) | |
829 | { | |
4d270cfb MCC |
830 | dprintk(1, "@0x%p hwdesc sizeof(struct tmComResHWDescr) = %d bytes\n", |
831 | &dev->hwdesc, (u32)sizeof(struct tmComResHWDescr)); | |
443c1228 ST |
832 | |
833 | dprintk(1, " .bLength = 0x%x\n", dev->hwdesc.bLength); | |
834 | dprintk(1, " .bDescriptorType = 0x%x\n", dev->hwdesc.bDescriptorType); | |
835 | dprintk(1, " .bDescriptorSubtype = 0x%x\n", | |
836 | dev->hwdesc.bDescriptorSubtype); | |
837 | ||
838 | dprintk(1, " .bcdSpecVersion = 0x%x\n", dev->hwdesc.bcdSpecVersion); | |
839 | dprintk(1, " .dwClockFrequency = 0x%x\n", dev->hwdesc.dwClockFrequency); | |
840 | dprintk(1, " .dwClockUpdateRes = 0x%x\n", dev->hwdesc.dwClockUpdateRes); | |
841 | dprintk(1, " .bCapabilities = 0x%x\n", dev->hwdesc.bCapabilities); | |
842 | dprintk(1, " .dwDeviceRegistersLocation = 0x%x\n", | |
843 | dev->hwdesc.dwDeviceRegistersLocation); | |
844 | ||
845 | dprintk(1, " .dwHostMemoryRegion = 0x%x\n", | |
846 | dev->hwdesc.dwHostMemoryRegion); | |
847 | ||
848 | dprintk(1, " .dwHostMemoryRegionSize = 0x%x\n", | |
849 | dev->hwdesc.dwHostMemoryRegionSize); | |
850 | ||
851 | dprintk(1, " .dwHostHibernatMemRegion = 0x%x\n", | |
852 | dev->hwdesc.dwHostHibernatMemRegion); | |
853 | ||
854 | dprintk(1, " .dwHostHibernatMemRegionSize = 0x%x\n", | |
855 | dev->hwdesc.dwHostHibernatMemRegionSize); | |
856 | } | |
857 | ||
858 | static void saa7164_dump_intfdesc(struct saa7164_dev *dev) | |
859 | { | |
860 | dprintk(1, "@0x%p intfdesc " | |
4d270cfb MCC |
861 | "sizeof(struct tmComResInterfaceDescr) = %d bytes\n", |
862 | &dev->intfdesc, (u32)sizeof(struct tmComResInterfaceDescr)); | |
443c1228 ST |
863 | |
864 | dprintk(1, " .bLength = 0x%x\n", dev->intfdesc.bLength); | |
865 | dprintk(1, " .bDescriptorType = 0x%x\n", dev->intfdesc.bDescriptorType); | |
866 | dprintk(1, " .bDescriptorSubtype = 0x%x\n", | |
867 | dev->intfdesc.bDescriptorSubtype); | |
868 | ||
869 | dprintk(1, " .bFlags = 0x%x\n", dev->intfdesc.bFlags); | |
870 | dprintk(1, " .bInterfaceType = 0x%x\n", dev->intfdesc.bInterfaceType); | |
871 | dprintk(1, " .bInterfaceId = 0x%x\n", dev->intfdesc.bInterfaceId); | |
872 | dprintk(1, " .bBaseInterface = 0x%x\n", dev->intfdesc.bBaseInterface); | |
873 | dprintk(1, " .bInterruptId = 0x%x\n", dev->intfdesc.bInterruptId); | |
874 | dprintk(1, " .bDebugInterruptId = 0x%x\n", | |
875 | dev->intfdesc.bDebugInterruptId); | |
876 | ||
877 | dprintk(1, " .BARLocation = 0x%x\n", dev->intfdesc.BARLocation); | |
878 | } | |
879 | ||
880 | static void saa7164_dump_busdesc(struct saa7164_dev *dev) | |
881 | { | |
4d270cfb MCC |
882 | dprintk(1, "@0x%p busdesc sizeof(struct tmComResBusDescr) = %d bytes\n", |
883 | &dev->busdesc, (u32)sizeof(struct tmComResBusDescr)); | |
443c1228 ST |
884 | |
885 | dprintk(1, " .CommandRing = 0x%016Lx\n", dev->busdesc.CommandRing); | |
886 | dprintk(1, " .ResponseRing = 0x%016Lx\n", dev->busdesc.ResponseRing); | |
887 | dprintk(1, " .CommandWrite = 0x%x\n", dev->busdesc.CommandWrite); | |
888 | dprintk(1, " .CommandRead = 0x%x\n", dev->busdesc.CommandRead); | |
889 | dprintk(1, " .ResponseWrite = 0x%x\n", dev->busdesc.ResponseWrite); | |
890 | dprintk(1, " .ResponseRead = 0x%x\n", dev->busdesc.ResponseRead); | |
891 | } | |
892 | ||
893 | /* Much of the hardware configuration and PCI registers are configured | |
894 | * dynamically depending on firmware. We have to cache some initial | |
895 | * structures then use these to locate other important structures | |
896 | * from PCI space. | |
897 | */ | |
898 | static void saa7164_get_descriptors(struct saa7164_dev *dev) | |
899 | { | |
4d270cfb MCC |
900 | memcpy_fromio(&dev->hwdesc, dev->bmmio, sizeof(struct tmComResHWDescr)); |
901 | memcpy_fromio(&dev->intfdesc, dev->bmmio + sizeof(struct tmComResHWDescr), | |
902 | sizeof(struct tmComResInterfaceDescr)); | |
12d3203e | 903 | memcpy_fromio(&dev->busdesc, dev->bmmio + dev->intfdesc.BARLocation, |
4d270cfb | 904 | sizeof(struct tmComResBusDescr)); |
443c1228 | 905 | |
4d270cfb MCC |
906 | if (dev->hwdesc.bLength != sizeof(struct tmComResHWDescr)) { |
907 | printk(KERN_ERR "Structure struct tmComResHWDescr is mangled\n"); | |
207b42c4 | 908 | printk(KERN_ERR "Need %x got %d\n", dev->hwdesc.bLength, |
4d270cfb | 909 | (u32)sizeof(struct tmComResHWDescr)); |
443c1228 ST |
910 | } else |
911 | saa7164_dump_hwdesc(dev); | |
912 | ||
4d270cfb MCC |
913 | if (dev->intfdesc.bLength != sizeof(struct tmComResInterfaceDescr)) { |
914 | printk(KERN_ERR "struct struct tmComResInterfaceDescr is mangled\n"); | |
207b42c4 | 915 | printk(KERN_ERR "Need %x got %d\n", dev->intfdesc.bLength, |
4d270cfb | 916 | (u32)sizeof(struct tmComResInterfaceDescr)); |
443c1228 ST |
917 | } else |
918 | saa7164_dump_intfdesc(dev); | |
919 | ||
920 | saa7164_dump_busdesc(dev); | |
921 | } | |
922 | ||
923 | static int saa7164_pci_quirks(struct saa7164_dev *dev) | |
924 | { | |
925 | return 0; | |
926 | } | |
927 | ||
928 | static int get_resources(struct saa7164_dev *dev) | |
929 | { | |
930 | if (request_mem_region(pci_resource_start(dev->pci, 0), | |
931 | pci_resource_len(dev->pci, 0), dev->name)) { | |
932 | ||
933 | if (request_mem_region(pci_resource_start(dev->pci, 2), | |
934 | pci_resource_len(dev->pci, 2), dev->name)) | |
935 | return 0; | |
936 | } | |
937 | ||
938 | printk(KERN_ERR "%s: can't get MMIO memory @ 0x%llx or 0x%llx\n", | |
939 | dev->name, | |
940 | (u64)pci_resource_start(dev->pci, 0), | |
941 | (u64)pci_resource_start(dev->pci, 2)); | |
942 | ||
943 | return -EBUSY; | |
944 | } | |
945 | ||
7615e434 ST |
946 | static int saa7164_port_init(struct saa7164_dev *dev, int portnr) |
947 | { | |
948 | struct saa7164_port *port = 0; | |
949 | ||
950 | if ((portnr < 0) || (portnr >= SAA7164_MAX_PORTS)) | |
951 | BUG(); | |
952 | ||
c7e242ba | 953 | port = &dev->ports[portnr]; |
7615e434 ST |
954 | |
955 | port->dev = dev; | |
956 | port->nr = portnr; | |
957 | ||
958 | if ((portnr == SAA7164_PORT_TS1) || (portnr == SAA7164_PORT_TS2)) | |
959 | port->type = SAA7164_MPEG_DVB; | |
960 | else | |
e8ce2f21 | 961 | if ((portnr == SAA7164_PORT_ENC1) || (portnr == SAA7164_PORT_ENC2)) { |
7615e434 | 962 | port->type = SAA7164_MPEG_ENCODER; |
e8ce2f21 ST |
963 | |
964 | /* We need a deferred interrupt handler for cmd handling */ | |
965 | INIT_WORK(&port->workenc, saa7164_work_enchandler); | |
bc250684 | 966 | } else if ((portnr == SAA7164_PORT_VBI1) || (portnr == SAA7164_PORT_VBI2)) { |
e8ce2f21 ST |
967 | port->type = SAA7164_MPEG_VBI; |
968 | ||
969 | /* We need a deferred interrupt handler for cmd handling */ | |
970 | INIT_WORK(&port->workenc, saa7164_work_vbihandler); | |
971 | } else | |
7615e434 ST |
972 | BUG(); |
973 | ||
974 | /* Init all the critical resources */ | |
975 | mutex_init(&port->dvb.lock); | |
976 | INIT_LIST_HEAD(&port->dmaqueue.list); | |
977 | mutex_init(&port->dmaqueue_lock); | |
978 | ||
979 | INIT_LIST_HEAD(&port->list_buf_used.list); | |
980 | INIT_LIST_HEAD(&port->list_buf_free.list); | |
981 | init_waitqueue_head(&port->wait_read); | |
91d80189 | 982 | |
91d80189 ST |
983 | |
984 | saa7164_histogram_reset(&port->irq_interval, "irq intervals"); | |
985 | saa7164_histogram_reset(&port->svc_interval, "deferred intervals"); | |
986 | saa7164_histogram_reset(&port->irq_svc_interval, | |
987 | "irq to deferred intervals"); | |
58acca10 | 988 | saa7164_histogram_reset(&port->read_interval, |
e8ce2f21 | 989 | "encoder/vbi read() intervals"); |
58acca10 | 990 | saa7164_histogram_reset(&port->poll_interval, |
e8ce2f21 | 991 | "encoder/vbi poll() intervals"); |
91d80189 | 992 | |
7615e434 ST |
993 | return 0; |
994 | } | |
995 | ||
443c1228 ST |
996 | static int saa7164_dev_setup(struct saa7164_dev *dev) |
997 | { | |
998 | int i; | |
999 | ||
1000 | mutex_init(&dev->lock); | |
1001 | atomic_inc(&dev->refcount); | |
1002 | dev->nr = saa7164_devcount++; | |
1003 | ||
0e72cc8b | 1004 | snprintf(dev->name, sizeof(dev->name), "saa7164[%d]", dev->nr); |
443c1228 ST |
1005 | |
1006 | mutex_lock(&devlist); | |
1007 | list_add_tail(&dev->devlist, &saa7164_devlist); | |
1008 | mutex_unlock(&devlist); | |
1009 | ||
1010 | /* board config */ | |
1011 | dev->board = UNSET; | |
1012 | if (card[dev->nr] < saa7164_bcount) | |
1013 | dev->board = card[dev->nr]; | |
1014 | ||
1015 | for (i = 0; UNSET == dev->board && i < saa7164_idcount; i++) | |
1016 | if (dev->pci->subsystem_vendor == saa7164_subids[i].subvendor && | |
1017 | dev->pci->subsystem_device == | |
1018 | saa7164_subids[i].subdevice) | |
1019 | dev->board = saa7164_subids[i].card; | |
1020 | ||
1021 | if (UNSET == dev->board) { | |
1022 | dev->board = SAA7164_BOARD_UNKNOWN; | |
1023 | saa7164_card_list(dev); | |
1024 | } | |
1025 | ||
1026 | dev->pci_bus = dev->pci->bus->number; | |
1027 | dev->pci_slot = PCI_SLOT(dev->pci->devfn); | |
1028 | ||
1029 | /* I2C Defaults / setup */ | |
1030 | dev->i2c_bus[0].dev = dev; | |
1031 | dev->i2c_bus[0].nr = 0; | |
1032 | dev->i2c_bus[1].dev = dev; | |
1033 | dev->i2c_bus[1].nr = 1; | |
1034 | dev->i2c_bus[2].dev = dev; | |
1035 | dev->i2c_bus[2].nr = 2; | |
1036 | ||
7615e434 ST |
1037 | /* Transport + Encoder ports 1, 2, 3, 4 - Defaults / setup */ |
1038 | saa7164_port_init(dev, SAA7164_PORT_TS1); | |
1039 | saa7164_port_init(dev, SAA7164_PORT_TS2); | |
1040 | saa7164_port_init(dev, SAA7164_PORT_ENC1); | |
1041 | saa7164_port_init(dev, SAA7164_PORT_ENC2); | |
e8ce2f21 ST |
1042 | saa7164_port_init(dev, SAA7164_PORT_VBI1); |
1043 | saa7164_port_init(dev, SAA7164_PORT_VBI2); | |
443c1228 ST |
1044 | |
1045 | if (get_resources(dev) < 0) { | |
1046 | printk(KERN_ERR "CORE %s No more PCIe resources for " | |
1047 | "subsystem: %04x:%04x\n", | |
1048 | dev->name, dev->pci->subsystem_vendor, | |
1049 | dev->pci->subsystem_device); | |
1050 | ||
1051 | saa7164_devcount--; | |
1052 | return -ENODEV; | |
1053 | } | |
1054 | ||
1055 | /* PCI/e allocations */ | |
1056 | dev->lmmio = ioremap(pci_resource_start(dev->pci, 0), | |
1057 | pci_resource_len(dev->pci, 0)); | |
1058 | ||
1059 | dev->lmmio2 = ioremap(pci_resource_start(dev->pci, 2), | |
1060 | pci_resource_len(dev->pci, 2)); | |
1061 | ||
443c1228 ST |
1062 | dev->bmmio = (u8 __iomem *)dev->lmmio; |
1063 | dev->bmmio2 = (u8 __iomem *)dev->lmmio2; | |
443c1228 | 1064 | |
1a6450d4 ST |
1065 | /* Inerrupt and ack register locations offset of bmmio */ |
1066 | dev->int_status = 0x183000 + 0xf80; | |
1067 | dev->int_ack = 0x183000 + 0xf90; | |
443c1228 ST |
1068 | |
1069 | printk(KERN_INFO | |
1070 | "CORE %s: subsystem: %04x:%04x, board: %s [card=%d,%s]\n", | |
1071 | dev->name, dev->pci->subsystem_vendor, | |
1072 | dev->pci->subsystem_device, saa7164_boards[dev->board].name, | |
1073 | dev->board, card[dev->nr] == dev->board ? | |
1074 | "insmod option" : "autodetected"); | |
1075 | ||
1076 | saa7164_pci_quirks(dev); | |
1077 | ||
1078 | return 0; | |
1079 | } | |
1080 | ||
1081 | static void saa7164_dev_unregister(struct saa7164_dev *dev) | |
1082 | { | |
1083 | dprintk(1, "%s()\n", __func__); | |
1084 | ||
1085 | release_mem_region(pci_resource_start(dev->pci, 0), | |
1086 | pci_resource_len(dev->pci, 0)); | |
1087 | ||
1088 | release_mem_region(pci_resource_start(dev->pci, 2), | |
1089 | pci_resource_len(dev->pci, 2)); | |
1090 | ||
1091 | if (!atomic_dec_and_test(&dev->refcount)) | |
1092 | return; | |
1093 | ||
1094 | iounmap(dev->lmmio); | |
1095 | iounmap(dev->lmmio2); | |
1096 | ||
1097 | return; | |
1098 | } | |
1099 | ||
e48836b8 ST |
1100 | #ifdef CONFIG_PROC_FS |
1101 | static int saa7164_proc_show(struct seq_file *m, void *v) | |
1102 | { | |
1103 | struct saa7164_dev *dev; | |
4d270cfb | 1104 | struct tmComResBusInfo *b; |
e48836b8 ST |
1105 | struct list_head *list; |
1106 | int i, c; | |
1107 | ||
1108 | if (saa7164_devcount == 0) | |
1109 | return 0; | |
1110 | ||
1111 | list_for_each(list, &saa7164_devlist) { | |
1112 | dev = list_entry(list, struct saa7164_dev, devlist); | |
1113 | seq_printf(m, "%s = %p\n", dev->name, dev); | |
1114 | ||
e48836b8 ST |
1115 | /* Lock the bus from any other access */ |
1116 | b = &dev->bus; | |
1117 | mutex_lock(&b->lock); | |
0b62ceb0 ST |
1118 | |
1119 | seq_printf(m, " .m_pdwSetWritePos = 0x%x (0x%08x)\n", | |
1120 | b->m_dwSetReadPos, saa7164_readl(b->m_dwSetReadPos)); | |
1121 | ||
1122 | seq_printf(m, " .m_pdwSetReadPos = 0x%x (0x%08x)\n", | |
1123 | b->m_dwSetWritePos, saa7164_readl(b->m_dwSetWritePos)); | |
1124 | ||
1125 | seq_printf(m, " .m_pdwGetWritePos = 0x%x (0x%08x)\n", | |
1126 | b->m_dwGetReadPos, saa7164_readl(b->m_dwGetReadPos)); | |
1127 | ||
1128 | seq_printf(m, " .m_pdwGetReadPos = 0x%x (0x%08x)\n", | |
1129 | b->m_dwGetWritePos, saa7164_readl(b->m_dwGetWritePos)); | |
1130 | c = 0; | |
1131 | seq_printf(m, "\n Set Ring:\n"); | |
1132 | seq_printf(m, "\n addr 00 01 02 03 04 05 06 07 08 09 0a 0b 0c 0d 0e 0f\n"); | |
1133 | for (i = 0; i < b->m_dwSizeSetRing; i++) { | |
1134 | if (c == 0) | |
1135 | seq_printf(m, " %04x:", i); | |
1136 | ||
1137 | seq_printf(m, " %02x", *(b->m_pdwSetRing + i)); | |
1138 | ||
1139 | if (++c == 16) { | |
1140 | seq_printf(m, "\n"); | |
1141 | c = 0; | |
1142 | } | |
1143 | } | |
1144 | ||
1145 | c = 0; | |
1146 | seq_printf(m, "\n Get Ring:\n"); | |
1147 | seq_printf(m, "\n addr 00 01 02 03 04 05 06 07 08 09 0a 0b 0c 0d 0e 0f\n"); | |
1148 | for (i = 0; i < b->m_dwSizeGetRing; i++) { | |
1149 | if (c == 0) | |
1150 | seq_printf(m, " %04x:", i); | |
1151 | ||
1152 | seq_printf(m, " %02x", *(b->m_pdwGetRing + i)); | |
1153 | ||
1154 | if (++c == 16) { | |
1155 | seq_printf(m, "\n"); | |
1156 | c = 0; | |
1157 | } | |
1158 | } | |
1159 | ||
e48836b8 ST |
1160 | mutex_unlock(&b->lock); |
1161 | ||
1162 | } | |
1163 | ||
1164 | return 0; | |
1165 | } | |
1166 | ||
1167 | static int saa7164_proc_open(struct inode *inode, struct file *filp) | |
1168 | { | |
1169 | return single_open(filp, saa7164_proc_show, NULL); | |
1170 | } | |
1171 | ||
bc250684 | 1172 | static const struct file_operations saa7164_proc_fops = { |
e48836b8 ST |
1173 | .open = saa7164_proc_open, |
1174 | .read = seq_read, | |
1175 | .llseek = seq_lseek, | |
1176 | .release = single_release, | |
1177 | }; | |
1178 | ||
1179 | static int saa7164_proc_create(void) | |
1180 | { | |
1181 | struct proc_dir_entry *pe; | |
1182 | ||
1183 | pe = proc_create("saa7164", S_IRUGO, NULL, &saa7164_proc_fops); | |
1184 | if (!pe) | |
1185 | return -ENOMEM; | |
1186 | ||
1187 | return 0; | |
1188 | } | |
1189 | #endif | |
1190 | ||
0b62ceb0 ST |
1191 | static int saa7164_thread_function(void *data) |
1192 | { | |
1193 | struct saa7164_dev *dev = data; | |
4d270cfb | 1194 | struct tmFwInfoStruct fwinfo; |
1247ff5c | 1195 | u64 last_poll_time = 0; |
0b62ceb0 ST |
1196 | |
1197 | dprintk(DBGLVL_THR, "thread started\n"); | |
1198 | ||
1199 | set_freezable(); | |
1200 | ||
1201 | while (1) { | |
1202 | msleep_interruptible(100); | |
1203 | if (kthread_should_stop()) | |
1204 | break; | |
1205 | try_to_freeze(); | |
1206 | ||
1207 | dprintk(DBGLVL_THR, "thread running\n"); | |
1208 | ||
1209 | /* Dump the firmware debug message to console */ | |
1247ff5c ST |
1210 | /* Polling this costs us 1-2% of the arm CPU */ |
1211 | /* convert this into a respnde to interrupt 0x7a */ | |
0b62ceb0 ST |
1212 | saa7164_api_collect_debug(dev); |
1213 | ||
1247ff5c ST |
1214 | /* Monitor CPU load every 1 second */ |
1215 | if ((last_poll_time + 1000 /* ms */) < jiffies_to_msecs(jiffies)) { | |
1216 | saa7164_api_get_load_info(dev, &fwinfo); | |
1217 | last_poll_time = jiffies_to_msecs(jiffies); | |
1218 | } | |
1219 | ||
0b62ceb0 ST |
1220 | } |
1221 | ||
1222 | dprintk(DBGLVL_THR, "thread exiting\n"); | |
1223 | return 0; | |
1224 | } | |
1225 | ||
443c1228 ST |
1226 | static int __devinit saa7164_initdev(struct pci_dev *pci_dev, |
1227 | const struct pci_device_id *pci_id) | |
1228 | { | |
1229 | struct saa7164_dev *dev; | |
1230 | int err, i; | |
1231 | u32 version; | |
1232 | ||
1233 | dev = kzalloc(sizeof(*dev), GFP_KERNEL); | |
1234 | if (NULL == dev) | |
1235 | return -ENOMEM; | |
1236 | ||
1237 | /* pci init */ | |
1238 | dev->pci = pci_dev; | |
1239 | if (pci_enable_device(pci_dev)) { | |
1240 | err = -EIO; | |
1241 | goto fail_free; | |
1242 | } | |
1243 | ||
1244 | if (saa7164_dev_setup(dev) < 0) { | |
1245 | err = -EINVAL; | |
1246 | goto fail_free; | |
1247 | } | |
1248 | ||
1249 | /* print pci info */ | |
1250 | pci_read_config_byte(pci_dev, PCI_CLASS_REVISION, &dev->pci_rev); | |
1251 | pci_read_config_byte(pci_dev, PCI_LATENCY_TIMER, &dev->pci_lat); | |
1252 | printk(KERN_INFO "%s/0: found at %s, rev: %d, irq: %d, " | |
1253 | "latency: %d, mmio: 0x%llx\n", dev->name, | |
1254 | pci_name(pci_dev), dev->pci_rev, pci_dev->irq, | |
1255 | dev->pci_lat, | |
1256 | (unsigned long long)pci_resource_start(pci_dev, 0)); | |
1257 | ||
1258 | pci_set_master(pci_dev); | |
1259 | /* TODO */ | |
1260 | if (!pci_dma_supported(pci_dev, 0xffffffff)) { | |
1261 | printk("%s/0: Oops: no 32bit PCI DMA ???\n", dev->name); | |
1262 | err = -EIO; | |
1263 | goto fail_irq; | |
1264 | } | |
1265 | ||
1266 | err = request_irq(pci_dev->irq, saa7164_irq, | |
1267 | IRQF_SHARED | IRQF_DISABLED, dev->name, dev); | |
1268 | if (err < 0) { | |
1269 | printk(KERN_ERR "%s: can't get IRQ %d\n", dev->name, | |
1270 | pci_dev->irq); | |
1271 | err = -EIO; | |
1272 | goto fail_irq; | |
1273 | } | |
1274 | ||
1275 | pci_set_drvdata(pci_dev, dev); | |
1276 | ||
443c1228 ST |
1277 | /* Init the internal command list */ |
1278 | for (i = 0; i < SAA_CMD_MAX_MSG_UNITS; i++) { | |
1279 | dev->cmds[i].seqno = i; | |
1280 | dev->cmds[i].inuse = 0; | |
1281 | mutex_init(&dev->cmds[i].lock); | |
1282 | init_waitqueue_head(&dev->cmds[i].wait); | |
1283 | } | |
1284 | ||
1285 | /* We need a deferred interrupt handler for cmd handling */ | |
1286 | INIT_WORK(&dev->workcmd, saa7164_work_cmdhandler); | |
1287 | ||
1288 | /* Only load the firmware if we know the board */ | |
1289 | if (dev->board != SAA7164_BOARD_UNKNOWN) { | |
1290 | ||
1291 | err = saa7164_downloadfirmware(dev); | |
1292 | if (err < 0) { | |
1293 | printk(KERN_ERR | |
50bcb4ae ST |
1294 | "Failed to boot firmware, no features " |
1295 | "registered\n"); | |
1296 | goto fail_fw; | |
443c1228 ST |
1297 | } |
1298 | ||
1299 | saa7164_get_descriptors(dev); | |
1300 | saa7164_dumpregs(dev, 0); | |
1301 | saa7164_getcurrentfirmwareversion(dev); | |
1302 | saa7164_getfirmwarestatus(dev); | |
1303 | err = saa7164_bus_setup(dev); | |
1304 | if (err < 0) | |
1305 | printk(KERN_ERR | |
1306 | "Failed to setup the bus, will continue\n"); | |
1307 | saa7164_bus_dump(dev); | |
1308 | ||
1309 | /* Ping the running firmware via the command bus and get the | |
1310 | * firmware version, this checks the bus is running OK. | |
1311 | */ | |
1312 | version = 0; | |
1313 | if (saa7164_api_get_fw_version(dev, &version) == SAA_OK) | |
1314 | dprintk(1, "Bus is operating correctly using " | |
1315 | "version %d.%d.%d.%d (0x%x)\n", | |
1316 | (version & 0x0000fc00) >> 10, | |
1317 | (version & 0x000003e0) >> 5, | |
1318 | (version & 0x0000001f), | |
1319 | (version & 0xffff0000) >> 16, | |
1320 | version); | |
1321 | else | |
1322 | printk(KERN_ERR | |
1323 | "Failed to communicate with the firmware\n"); | |
1324 | ||
1325 | /* Bring up the I2C buses */ | |
1326 | saa7164_i2c_register(&dev->i2c_bus[0]); | |
1327 | saa7164_i2c_register(&dev->i2c_bus[1]); | |
1328 | saa7164_i2c_register(&dev->i2c_bus[2]); | |
1329 | saa7164_gpio_setup(dev); | |
1330 | saa7164_card_setup(dev); | |
1331 | ||
443c1228 ST |
1332 | /* Parse the dynamic device configuration, find various |
1333 | * media endpoints (MPEG, WMV, PS, TS) and cache their | |
1334 | * configuration details into the driver, so we can | |
1335 | * reference them later during simething_register() func, | |
1336 | * interrupt handlers, deferred work handlers etc. | |
1337 | */ | |
1338 | saa7164_api_enum_subdevs(dev); | |
1339 | ||
443c1228 ST |
1340 | /* Begin to create the video sub-systems and register funcs */ |
1341 | if (saa7164_boards[dev->board].porta == SAA7164_MPEG_DVB) { | |
c7e242ba | 1342 | if (saa7164_dvb_register(&dev->ports[SAA7164_PORT_TS1]) < 0) { |
443c1228 ST |
1343 | printk(KERN_ERR "%s() Failed to register " |
1344 | "dvb adapters on porta\n", | |
1345 | __func__); | |
1346 | } | |
1347 | } | |
1348 | ||
1349 | if (saa7164_boards[dev->board].portb == SAA7164_MPEG_DVB) { | |
c7e242ba | 1350 | if (saa7164_dvb_register(&dev->ports[SAA7164_PORT_TS2]) < 0) { |
443c1228 ST |
1351 | printk(KERN_ERR"%s() Failed to register " |
1352 | "dvb adapters on portb\n", | |
1353 | __func__); | |
1354 | } | |
1355 | } | |
1356 | ||
7615e434 | 1357 | if (saa7164_boards[dev->board].portc == SAA7164_MPEG_ENCODER) { |
c7e242ba | 1358 | if (saa7164_encoder_register(&dev->ports[SAA7164_PORT_ENC1]) < 0) { |
7615e434 ST |
1359 | printk(KERN_ERR"%s() Failed to register " |
1360 | "mpeg encoder\n", __func__); | |
1361 | } | |
1362 | } | |
1363 | ||
1364 | if (saa7164_boards[dev->board].portd == SAA7164_MPEG_ENCODER) { | |
c7e242ba | 1365 | if (saa7164_encoder_register(&dev->ports[SAA7164_PORT_ENC2]) < 0) { |
7615e434 ST |
1366 | printk(KERN_ERR"%s() Failed to register " |
1367 | "mpeg encoder\n", __func__); | |
1368 | } | |
1369 | } | |
1370 | ||
e8ce2f21 | 1371 | if (saa7164_boards[dev->board].porte == SAA7164_MPEG_VBI) { |
c7e242ba | 1372 | if (saa7164_vbi_register(&dev->ports[SAA7164_PORT_VBI1]) < 0) { |
e8ce2f21 ST |
1373 | printk(KERN_ERR"%s() Failed to register " |
1374 | "vbi device\n", __func__); | |
1375 | } | |
1376 | } | |
1377 | ||
1378 | if (saa7164_boards[dev->board].portf == SAA7164_MPEG_VBI) { | |
c7e242ba | 1379 | if (saa7164_vbi_register(&dev->ports[SAA7164_PORT_VBI2]) < 0) { |
e8ce2f21 ST |
1380 | printk(KERN_ERR"%s() Failed to register " |
1381 | "vbi device\n", __func__); | |
1382 | } | |
1383 | } | |
e48836b8 | 1384 | saa7164_api_set_debug(dev, fw_debug); |
e8ce2f21 | 1385 | |
0b62ceb0 ST |
1386 | if (fw_debug) { |
1387 | dev->kthread = kthread_run(saa7164_thread_function, dev, | |
1388 | "saa7164 debug"); | |
1389 | if (!dev->kthread) | |
1390 | printk(KERN_ERR "%s() Failed to create " | |
1391 | "debug kernel thread\n", __func__); | |
1392 | } | |
1393 | ||
443c1228 ST |
1394 | } /* != BOARD_UNKNOWN */ |
1395 | else | |
1396 | printk(KERN_ERR "%s() Unsupported board detected, " | |
1397 | "registering without firmware\n", __func__); | |
1398 | ||
b1912a85 | 1399 | dprintk(1, "%s() parameter debug = %d\n", __func__, saa_debug); |
2ceae8fd ST |
1400 | dprintk(1, "%s() parameter waitsecs = %d\n", __func__, waitsecs); |
1401 | ||
50bcb4ae | 1402 | fail_fw: |
443c1228 ST |
1403 | return 0; |
1404 | ||
1405 | fail_irq: | |
1406 | saa7164_dev_unregister(dev); | |
1407 | fail_free: | |
1408 | kfree(dev); | |
1409 | return err; | |
1410 | } | |
1411 | ||
1412 | static void saa7164_shutdown(struct saa7164_dev *dev) | |
1413 | { | |
1414 | dprintk(1, "%s()\n", __func__); | |
1415 | } | |
1416 | ||
1417 | static void __devexit saa7164_finidev(struct pci_dev *pci_dev) | |
1418 | { | |
1419 | struct saa7164_dev *dev = pci_get_drvdata(pci_dev); | |
1420 | ||
0b62ceb0 ST |
1421 | if (dev->board != SAA7164_BOARD_UNKNOWN) { |
1422 | if (fw_debug && dev->kthread) { | |
1423 | kthread_stop(dev->kthread); | |
1424 | dev->kthread = NULL; | |
1425 | } | |
22760ed3 ST |
1426 | if (dev->firmwareloaded) |
1427 | saa7164_api_set_debug(dev, 0x00); | |
0b62ceb0 | 1428 | } |
e48836b8 | 1429 | |
c7e242ba MCC |
1430 | saa7164_histogram_print(&dev->ports[SAA7164_PORT_ENC1], |
1431 | &dev->ports[SAA7164_PORT_ENC1].irq_interval); | |
1432 | saa7164_histogram_print(&dev->ports[SAA7164_PORT_ENC1], | |
1433 | &dev->ports[SAA7164_PORT_ENC1].svc_interval); | |
1434 | saa7164_histogram_print(&dev->ports[SAA7164_PORT_ENC1], | |
1435 | &dev->ports[SAA7164_PORT_ENC1].irq_svc_interval); | |
1436 | saa7164_histogram_print(&dev->ports[SAA7164_PORT_ENC1], | |
1437 | &dev->ports[SAA7164_PORT_ENC1].read_interval); | |
1438 | saa7164_histogram_print(&dev->ports[SAA7164_PORT_ENC1], | |
1439 | &dev->ports[SAA7164_PORT_ENC1].poll_interval); | |
1440 | saa7164_histogram_print(&dev->ports[SAA7164_PORT_VBI1], | |
1441 | &dev->ports[SAA7164_PORT_VBI1].read_interval); | |
1442 | saa7164_histogram_print(&dev->ports[SAA7164_PORT_VBI2], | |
1443 | &dev->ports[SAA7164_PORT_VBI2].poll_interval); | |
91d80189 | 1444 | |
443c1228 ST |
1445 | saa7164_shutdown(dev); |
1446 | ||
1447 | if (saa7164_boards[dev->board].porta == SAA7164_MPEG_DVB) | |
c7e242ba | 1448 | saa7164_dvb_unregister(&dev->ports[SAA7164_PORT_TS1]); |
443c1228 ST |
1449 | |
1450 | if (saa7164_boards[dev->board].portb == SAA7164_MPEG_DVB) | |
c7e242ba | 1451 | saa7164_dvb_unregister(&dev->ports[SAA7164_PORT_TS2]); |
7615e434 ST |
1452 | |
1453 | if (saa7164_boards[dev->board].portc == SAA7164_MPEG_ENCODER) | |
c7e242ba | 1454 | saa7164_encoder_unregister(&dev->ports[SAA7164_PORT_ENC1]); |
7615e434 ST |
1455 | |
1456 | if (saa7164_boards[dev->board].portd == SAA7164_MPEG_ENCODER) | |
c7e242ba | 1457 | saa7164_encoder_unregister(&dev->ports[SAA7164_PORT_ENC2]); |
443c1228 | 1458 | |
e8ce2f21 | 1459 | if (saa7164_boards[dev->board].porte == SAA7164_MPEG_VBI) |
c7e242ba | 1460 | saa7164_vbi_unregister(&dev->ports[SAA7164_PORT_VBI1]); |
e8ce2f21 ST |
1461 | |
1462 | if (saa7164_boards[dev->board].portf == SAA7164_MPEG_VBI) | |
c7e242ba | 1463 | saa7164_vbi_unregister(&dev->ports[SAA7164_PORT_VBI2]); |
e8ce2f21 | 1464 | |
443c1228 ST |
1465 | saa7164_i2c_unregister(&dev->i2c_bus[0]); |
1466 | saa7164_i2c_unregister(&dev->i2c_bus[1]); | |
1467 | saa7164_i2c_unregister(&dev->i2c_bus[2]); | |
1468 | ||
1469 | pci_disable_device(pci_dev); | |
1470 | ||
1471 | /* unregister stuff */ | |
1472 | free_irq(pci_dev->irq, dev); | |
1473 | pci_set_drvdata(pci_dev, NULL); | |
1474 | ||
1475 | mutex_lock(&devlist); | |
1476 | list_del(&dev->devlist); | |
1477 | mutex_unlock(&devlist); | |
1478 | ||
1479 | saa7164_dev_unregister(dev); | |
1480 | kfree(dev); | |
1481 | } | |
1482 | ||
1483 | static struct pci_device_id saa7164_pci_tbl[] = { | |
1484 | { | |
1485 | /* SAA7164 */ | |
1486 | .vendor = 0x1131, | |
1487 | .device = 0x7164, | |
1488 | .subvendor = PCI_ANY_ID, | |
1489 | .subdevice = PCI_ANY_ID, | |
1490 | }, { | |
1491 | /* --- end of list --- */ | |
1492 | } | |
1493 | }; | |
1494 | MODULE_DEVICE_TABLE(pci, saa7164_pci_tbl); | |
1495 | ||
1496 | static struct pci_driver saa7164_pci_driver = { | |
1497 | .name = "saa7164", | |
1498 | .id_table = saa7164_pci_tbl, | |
1499 | .probe = saa7164_initdev, | |
1500 | .remove = __devexit_p(saa7164_finidev), | |
1501 | /* TODO */ | |
1502 | .suspend = NULL, | |
1503 | .resume = NULL, | |
1504 | }; | |
1505 | ||
9d440a08 | 1506 | static int __init saa7164_init(void) |
443c1228 ST |
1507 | { |
1508 | printk(KERN_INFO "saa7164 driver loaded\n"); | |
e48836b8 ST |
1509 | |
1510 | #ifdef CONFIG_PROC_FS | |
1511 | saa7164_proc_create(); | |
1512 | #endif | |
443c1228 ST |
1513 | return pci_register_driver(&saa7164_pci_driver); |
1514 | } | |
1515 | ||
9d440a08 | 1516 | static void __exit saa7164_fini(void) |
443c1228 | 1517 | { |
e48836b8 ST |
1518 | #ifdef CONFIG_PROC_FS |
1519 | remove_proc_entry("saa7164", NULL); | |
1520 | #endif | |
443c1228 ST |
1521 | pci_unregister_driver(&saa7164_pci_driver); |
1522 | } | |
1523 | ||
1524 | module_init(saa7164_init); | |
1525 | module_exit(saa7164_fini); | |
1526 |