1 /*
2 * av7110_hw.c: av7110 low level hardware access and firmware interface
3 *
4 * Copyright (C) 1999-2002 Ralph Metzler
5 * & Marcus Metzler for convergence integrated media GmbH
6 *
7 * originally based on code by:
8 * Copyright (C) 1998,1999 Christian Theiss <mistert@rz.fh-augsburg.de>
9 *
10 * This program is free software; you can redistribute it and/or
11 * modify it under the terms of the GNU General Public License
12 * as published by the Free Software Foundation; either version 2
13 * of the License, or (at your option) any later version.
14 *
15 * This program is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 * GNU General Public License for more details.
19 *
20 * You should have received a copy of the GNU General Public License
21 * along with this program; if not, write to the Free Software
22 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
23 * Or, point your browser to http://www.gnu.org/copyleft/gpl.html
24 *
25 * the project's page is at http://www.linuxtv.org/
26 */
27
28 /* for debugging ARM communication: */
29 //#define COM_DEBUG
30
31 #include <stdarg.h>
32 #include <linux/types.h>
33 #include <linux/kernel.h>
34 #include <linux/string.h>
35 #include <linux/delay.h>
36 #include <linux/fs.h>
37
38 #include "av7110.h"
39 #include "av7110_hw.h"
40
41 #define _NOHANDSHAKE
42
43 /*
44 * Max transfer size done by av7110_fw_cmd()
45 *
46 * The maximum size passed to this function is 6 bytes. The buffer also
47 * uses two additional ones for type and size. So, 8 bytes is enough.
48 */
49 #define MAX_XFER_SIZE 8
50
51 /****************************************************************************
52 * DEBI functions
53 ****************************************************************************/
54
55 /* This DEBI code is based on the Stradis driver
56 by Nathan Laredo <laredo@gnu.org> */
57
av7110_debiwrite(struct av7110 * av7110,u32 config,int addr,u32 val,unsigned int count)58 int av7110_debiwrite(struct av7110 *av7110, u32 config,
59 int addr, u32 val, unsigned int count)
60 {
61 struct saa7146_dev *dev = av7110->dev;
62
63 if (count > 32764) {
64 printk("%s: invalid count %d\n", __func__, count);
65 return -1;
66 }
67 if (saa7146_wait_for_debi_done(av7110->dev, 0) < 0) {
68 printk("%s: wait_for_debi_done failed\n", __func__);
69 return -1;
70 }
71 saa7146_write(dev, DEBI_CONFIG, config);
72 if (count <= 4) /* immediate transfer */
73 saa7146_write(dev, DEBI_AD, val);
74 else /* block transfer */
75 saa7146_write(dev, DEBI_AD, av7110->debi_bus);
76 saa7146_write(dev, DEBI_COMMAND, (count << 17) | (addr & 0xffff));
77 saa7146_write(dev, MC2, (2 << 16) | 2);
78 return 0;
79 }
80
av7110_debiread(struct av7110 * av7110,u32 config,int addr,unsigned int count)81 u32 av7110_debiread(struct av7110 *av7110, u32 config, int addr, unsigned int count)
82 {
83 struct saa7146_dev *dev = av7110->dev;
84 u32 result = 0;
85
86 if (count > 32764) {
87 printk("%s: invalid count %d\n", __func__, count);
88 return 0;
89 }
90 if (saa7146_wait_for_debi_done(av7110->dev, 0) < 0) {
91 printk("%s: wait_for_debi_done #1 failed\n", __func__);
92 return 0;
93 }
94 saa7146_write(dev, DEBI_AD, av7110->debi_bus);
95 saa7146_write(dev, DEBI_COMMAND, (count << 17) | 0x10000 | (addr & 0xffff));
96
97 saa7146_write(dev, DEBI_CONFIG, config);
98 saa7146_write(dev, MC2, (2 << 16) | 2);
99 if (count > 4)
100 return count;
101 if (saa7146_wait_for_debi_done(av7110->dev, 0) < 0) {
102 printk("%s: wait_for_debi_done #2 failed\n", __func__);
103 return 0;
104 }
105
106 result = saa7146_read(dev, DEBI_AD);
107 result &= (0xffffffffUL >> ((4 - count) * 8));
108 return result;
109 }
110
111
112
113 /* av7110 ARM core boot stuff */
114 #if 0
115 void av7110_reset_arm(struct av7110 *av7110)
116 {
117 saa7146_setgpio(av7110->dev, RESET_LINE, SAA7146_GPIO_OUTLO);
118
119 /* Disable DEBI and GPIO irq */
120 SAA7146_IER_DISABLE(av7110->dev, MASK_19 | MASK_03);
121 SAA7146_ISR_CLEAR(av7110->dev, MASK_19 | MASK_03);
122
123 saa7146_setgpio(av7110->dev, RESET_LINE, SAA7146_GPIO_OUTHI);
124 msleep(30); /* the firmware needs some time to initialize */
125
126 ARM_ResetMailBox(av7110);
127
128 SAA7146_ISR_CLEAR(av7110->dev, MASK_19 | MASK_03);
129 SAA7146_IER_ENABLE(av7110->dev, MASK_03);
130
131 av7110->arm_ready = 1;
132 dprintk(1, "reset ARM\n");
133 }
134 #endif /* 0 */
135
waitdebi(struct av7110 * av7110,int adr,int state)136 static int waitdebi(struct av7110 *av7110, int adr, int state)
137 {
138 int k;
139
140 dprintk(4, "%p\n", av7110);
141
142 for (k = 0; k < 100; k++) {
143 if (irdebi(av7110, DEBINOSWAP, adr, 0, 2) == state)
144 return 0;
145 udelay(5);
146 }
147 return -ETIMEDOUT;
148 }
149
load_dram(struct av7110 * av7110,u32 * data,int len)150 static int load_dram(struct av7110 *av7110, u32 *data, int len)
151 {
152 int i;
153 int blocks, rest;
154 u32 base, bootblock = AV7110_BOOT_BLOCK;
155
156 dprintk(4, "%p\n", av7110);
157
158 blocks = len / AV7110_BOOT_MAX_SIZE;
159 rest = len % AV7110_BOOT_MAX_SIZE;
160 base = DRAM_START_CODE;
161
162 for (i = 0; i < blocks; i++) {
163 if (waitdebi(av7110, AV7110_BOOT_STATE, BOOTSTATE_BUFFER_EMPTY) < 0) {
164 printk(KERN_ERR "dvb-ttpci: load_dram(): timeout at block %d\n", i);
165 return -ETIMEDOUT;
166 }
167 dprintk(4, "writing DRAM block %d\n", i);
168 mwdebi(av7110, DEBISWAB, bootblock,
169 ((u8 *)data) + i * AV7110_BOOT_MAX_SIZE, AV7110_BOOT_MAX_SIZE);
170 bootblock ^= 0x1400;
171 iwdebi(av7110, DEBISWAB, AV7110_BOOT_BASE, swab32(base), 4);
172 iwdebi(av7110, DEBINOSWAP, AV7110_BOOT_SIZE, AV7110_BOOT_MAX_SIZE, 2);
173 iwdebi(av7110, DEBINOSWAP, AV7110_BOOT_STATE, BOOTSTATE_BUFFER_FULL, 2);
174 base += AV7110_BOOT_MAX_SIZE;
175 }
176
177 if (rest > 0) {
178 if (waitdebi(av7110, AV7110_BOOT_STATE, BOOTSTATE_BUFFER_EMPTY) < 0) {
179 printk(KERN_ERR "dvb-ttpci: load_dram(): timeout at last block\n");
180 return -ETIMEDOUT;
181 }
182 if (rest > 4)
183 mwdebi(av7110, DEBISWAB, bootblock,
184 ((u8 *)data) + i * AV7110_BOOT_MAX_SIZE, rest);
185 else
186 mwdebi(av7110, DEBISWAB, bootblock,
187 ((u8 *)data) + i * AV7110_BOOT_MAX_SIZE - 4, rest + 4);
188
189 iwdebi(av7110, DEBISWAB, AV7110_BOOT_BASE, swab32(base), 4);
190 iwdebi(av7110, DEBINOSWAP, AV7110_BOOT_SIZE, rest, 2);
191 iwdebi(av7110, DEBINOSWAP, AV7110_BOOT_STATE, BOOTSTATE_BUFFER_FULL, 2);
192 }
193 if (waitdebi(av7110, AV7110_BOOT_STATE, BOOTSTATE_BUFFER_EMPTY) < 0) {
194 printk(KERN_ERR "dvb-ttpci: load_dram(): timeout after last block\n");
195 return -ETIMEDOUT;
196 }
197 iwdebi(av7110, DEBINOSWAP, AV7110_BOOT_SIZE, 0, 2);
198 iwdebi(av7110, DEBINOSWAP, AV7110_BOOT_STATE, BOOTSTATE_BUFFER_FULL, 2);
199 if (waitdebi(av7110, AV7110_BOOT_STATE, BOOTSTATE_AV7110_BOOT_COMPLETE) < 0) {
200 printk(KERN_ERR "dvb-ttpci: load_dram(): final handshake timeout\n");
201 return -ETIMEDOUT;
202 }
203 return 0;
204 }
205
206
207 /* we cannot write av7110 DRAM directly, so load a bootloader into
208 * the DPRAM which implements a simple boot protocol */
av7110_bootarm(struct av7110 * av7110)209 int av7110_bootarm(struct av7110 *av7110)
210 {
211 const struct firmware *fw;
212 const char *fw_name = "av7110/bootcode.bin";
213 struct saa7146_dev *dev = av7110->dev;
214 u32 ret;
215 int i;
216
217 dprintk(4, "%p\n", av7110);
218
219 av7110->arm_ready = 0;
220
221 saa7146_setgpio(dev, RESET_LINE, SAA7146_GPIO_OUTLO);
222
223 /* Disable DEBI and GPIO irq */
224 SAA7146_IER_DISABLE(av7110->dev, MASK_03 | MASK_19);
225 SAA7146_ISR_CLEAR(av7110->dev, MASK_19 | MASK_03);
226
227 /* enable DEBI */
228 saa7146_write(av7110->dev, MC1, 0x08800880);
229 saa7146_write(av7110->dev, DD1_STREAM_B, 0x00000000);
230 saa7146_write(av7110->dev, MC2, (MASK_09 | MASK_25 | MASK_10 | MASK_26));
231
232 /* test DEBI */
233 iwdebi(av7110, DEBISWAP, DPRAM_BASE, 0x76543210, 4);
234 /* FIXME: Why does Nexus CA require 2x iwdebi for first init? */
235 iwdebi(av7110, DEBISWAP, DPRAM_BASE, 0x76543210, 4);
236
237 if ((ret=irdebi(av7110, DEBINOSWAP, DPRAM_BASE, 0, 4)) != 0x10325476) {
238 printk(KERN_ERR "dvb-ttpci: debi test in av7110_bootarm() failed: "
239 "%08x != %08x (check your BIOS 'Plug&Play OS' settings)\n",
240 ret, 0x10325476);
241 return -1;
242 }
243 for (i = 0; i < 8192; i += 4)
244 iwdebi(av7110, DEBISWAP, DPRAM_BASE + i, 0x00, 4);
245 dprintk(2, "debi test OK\n");
246
247 /* boot */
248 dprintk(1, "load boot code\n");
249 saa7146_setgpio(dev, ARM_IRQ_LINE, SAA7146_GPIO_IRQLO);
250 //saa7146_setgpio(dev, DEBI_DONE_LINE, SAA7146_GPIO_INPUT);
251 //saa7146_setgpio(dev, 3, SAA7146_GPIO_INPUT);
252
253 ret = request_firmware(&fw, fw_name, &dev->pci->dev);
254 if (ret) {
255 printk(KERN_ERR "dvb-ttpci: Failed to load firmware \"%s\"\n",
256 fw_name);
257 return ret;
258 }
259
260 mwdebi(av7110, DEBISWAB, DPRAM_BASE, fw->data, fw->size);
261 release_firmware(fw);
262 iwdebi(av7110, DEBINOSWAP, AV7110_BOOT_STATE, BOOTSTATE_BUFFER_FULL, 2);
263
264 if (saa7146_wait_for_debi_done(av7110->dev, 1)) {
265 printk(KERN_ERR "dvb-ttpci: av7110_bootarm(): "
266 "saa7146_wait_for_debi_done() timed out\n");
267 return -ETIMEDOUT;
268 }
269 saa7146_setgpio(dev, RESET_LINE, SAA7146_GPIO_OUTHI);
270 mdelay(1);
271
272 dprintk(1, "load dram code\n");
273 if (load_dram(av7110, (u32 *)av7110->bin_root, av7110->size_root) < 0) {
274 printk(KERN_ERR "dvb-ttpci: av7110_bootarm(): "
275 "load_dram() failed\n");
276 return -1;
277 }
278
279 saa7146_setgpio(dev, RESET_LINE, SAA7146_GPIO_OUTLO);
280 mdelay(1);
281
282 dprintk(1, "load dpram code\n");
283 mwdebi(av7110, DEBISWAB, DPRAM_BASE, av7110->bin_dpram, av7110->size_dpram);
284
285 if (saa7146_wait_for_debi_done(av7110->dev, 1)) {
286 printk(KERN_ERR "dvb-ttpci: av7110_bootarm(): "
287 "saa7146_wait_for_debi_done() timed out after loading DRAM\n");
288 return -ETIMEDOUT;
289 }
290 saa7146_setgpio(dev, RESET_LINE, SAA7146_GPIO_OUTHI);
291 msleep(30); /* the firmware needs some time to initialize */
292
293 //ARM_ClearIrq(av7110);
294 ARM_ResetMailBox(av7110);
295 SAA7146_ISR_CLEAR(av7110->dev, MASK_19 | MASK_03);
296 SAA7146_IER_ENABLE(av7110->dev, MASK_03);
297
298 av7110->arm_errors = 0;
299 av7110->arm_ready = 1;
300 return 0;
301 }
302 MODULE_FIRMWARE("av7110/bootcode.bin");
303
304 /****************************************************************************
305 * DEBI command polling
306 ****************************************************************************/
307
av7110_wait_msgstate(struct av7110 * av7110,u16 flags)308 int av7110_wait_msgstate(struct av7110 *av7110, u16 flags)
309 {
310 unsigned long start;
311 u32 stat;
312 int err;
313
314 if (FW_VERSION(av7110->arm_app) <= 0x261c) {
315 /* not supported by old firmware */
316 msleep(50);
317 return 0;
318 }
319
320 /* new firmware */
321 start = jiffies;
322 for (;;) {
323 err = time_after(jiffies, start + ARM_WAIT_FREE);
324 if (mutex_lock_interruptible(&av7110->dcomlock))
325 return -ERESTARTSYS;
326 stat = rdebi(av7110, DEBINOSWAP, MSGSTATE, 0, 2);
327 mutex_unlock(&av7110->dcomlock);
328 if ((stat & flags) == 0)
329 break;
330 if (err) {
331 printk(KERN_ERR "%s: timeout waiting for MSGSTATE %04x\n",
332 __func__, stat & flags);
333 return -ETIMEDOUT;
334 }
335 msleep(1);
336 }
337 return 0;
338 }
339
__av7110_send_fw_cmd(struct av7110 * av7110,u16 * buf,int length)340 static int __av7110_send_fw_cmd(struct av7110 *av7110, u16* buf, int length)
341 {
342 int i;
343 unsigned long start;
344 char *type = NULL;
345 u16 flags[2] = {0, 0};
346 u32 stat;
347 int err;
348
349 // dprintk(4, "%p\n", av7110);
350
351 if (!av7110->arm_ready) {
352 dprintk(1, "arm not ready.\n");
353 return -ENXIO;
354 }
355
356 start = jiffies;
357 while (1) {
358 err = time_after(jiffies, start + ARM_WAIT_FREE);
359 if (rdebi(av7110, DEBINOSWAP, COMMAND, 0, 2) == 0)
360 break;
361 if (err) {
362 printk(KERN_ERR "dvb-ttpci: %s(): timeout waiting for COMMAND idle\n", __func__);
363 av7110->arm_errors++;
364 return -ETIMEDOUT;
365 }
366 msleep(1);
367 }
368
369 if (FW_VERSION(av7110->arm_app) <= 0x261f)
370 wdebi(av7110, DEBINOSWAP, COM_IF_LOCK, 0xffff, 2);
371
372 #ifndef _NOHANDSHAKE
373 start = jiffies;
374 while (1) {
375 err = time_after(jiffies, start + ARM_WAIT_SHAKE);
376 if (rdebi(av7110, DEBINOSWAP, HANDSHAKE_REG, 0, 2) == 0)
377 break;
378 if (err) {
379 printk(KERN_ERR "dvb-ttpci: %s(): timeout waiting for HANDSHAKE_REG\n", __func__);
380 return -ETIMEDOUT;
381 }
382 msleep(1);
383 }
384 #endif
385
386 switch ((buf[0] >> 8) & 0xff) {
387 case COMTYPE_PIDFILTER:
388 case COMTYPE_ENCODER:
389 case COMTYPE_REC_PLAY:
390 case COMTYPE_MPEGDECODER:
391 type = "MSG";
392 flags[0] = GPMQOver;
393 flags[1] = GPMQFull;
394 break;
395 case COMTYPE_OSD:
396 type = "OSD";
397 flags[0] = OSDQOver;
398 flags[1] = OSDQFull;
399 break;
400 case COMTYPE_MISC:
401 if (FW_VERSION(av7110->arm_app) >= 0x261d) {
402 type = "MSG";
403 flags[0] = GPMQOver;
404 flags[1] = GPMQBusy;
405 }
406 break;
407 default:
408 break;
409 }
410
411 if (type != NULL) {
412 /* non-immediate COMMAND type */
413 start = jiffies;
414 for (;;) {
415 err = time_after(jiffies, start + ARM_WAIT_FREE);
416 stat = rdebi(av7110, DEBINOSWAP, MSGSTATE, 0, 2);
417 if (stat & flags[0]) {
418 printk(KERN_ERR "%s: %s QUEUE overflow\n",
419 __func__, type);
420 return -1;
421 }
422 if ((stat & flags[1]) == 0)
423 break;
424 if (err) {
425 printk(KERN_ERR "%s: timeout waiting on busy %s QUEUE\n",
426 __func__, type);
427 av7110->arm_errors++;
428 return -ETIMEDOUT;
429 }
430 msleep(1);
431 }
432 }
433
434 for (i = 2; i < length; i++)
435 wdebi(av7110, DEBINOSWAP, COMMAND + 2 * i, (u32) buf[i], 2);
436
437 if (length)
438 wdebi(av7110, DEBINOSWAP, COMMAND + 2, (u32) buf[1], 2);
439 else
440 wdebi(av7110, DEBINOSWAP, COMMAND + 2, 0, 2);
441
442 wdebi(av7110, DEBINOSWAP, COMMAND, (u32) buf[0], 2);
443
444 if (FW_VERSION(av7110->arm_app) <= 0x261f)
445 wdebi(av7110, DEBINOSWAP, COM_IF_LOCK, 0x0000, 2);
446
447 #ifdef COM_DEBUG
448 start = jiffies;
449 while (1) {
450 err = time_after(jiffies, start + ARM_WAIT_FREE);
451 if (rdebi(av7110, DEBINOSWAP, COMMAND, 0, 2) == 0)
452 break;
453 if (err) {
454 printk(KERN_ERR "dvb-ttpci: %s(): timeout waiting for COMMAND %d to complete\n",
455 __func__, (buf[0] >> 8) & 0xff);
456 return -ETIMEDOUT;
457 }
458 msleep(1);
459 }
460
461 stat = rdebi(av7110, DEBINOSWAP, MSGSTATE, 0, 2);
462 if (stat & GPMQOver) {
463 printk(KERN_ERR "dvb-ttpci: %s(): GPMQOver\n", __func__);
464 return -ENOSPC;
465 }
466 else if (stat & OSDQOver) {
467 printk(KERN_ERR "dvb-ttpci: %s(): OSDQOver\n", __func__);
468 return -ENOSPC;
469 }
470 #endif
471
472 return 0;
473 }
474
av7110_send_fw_cmd(struct av7110 * av7110,u16 * buf,int length)475 static int av7110_send_fw_cmd(struct av7110 *av7110, u16* buf, int length)
476 {
477 int ret;
478
479 // dprintk(4, "%p\n", av7110);
480
481 if (!av7110->arm_ready) {
482 dprintk(1, "arm not ready.\n");
483 return -1;
484 }
485 if (mutex_lock_interruptible(&av7110->dcomlock))
486 return -ERESTARTSYS;
487
488 ret = __av7110_send_fw_cmd(av7110, buf, length);
489 mutex_unlock(&av7110->dcomlock);
490 if (ret && ret!=-ERESTARTSYS)
491 printk(KERN_ERR "dvb-ttpci: %s(): av7110_send_fw_cmd error %d\n",
492 __func__, ret);
493 return ret;
494 }
495
av7110_fw_cmd(struct av7110 * av7110,int type,int com,int num,...)496 int av7110_fw_cmd(struct av7110 *av7110, int type, int com, int num, ...)
497 {
498 va_list args;
499 u16 buf[MAX_XFER_SIZE];
500 int i, ret;
501
502 // dprintk(4, "%p\n", av7110);
503
504 if (2 + num > ARRAY_SIZE(buf)) {
505 printk(KERN_WARNING
506 "%s: %s len=%d is too big!\n",
507 KBUILD_MODNAME, __func__, num);
508 return -EINVAL;
509 }
510
511 buf[0] = ((type << 8) | com);
512 buf[1] = num;
513
514 if (num) {
515 va_start(args, num);
516 for (i = 0; i < num; i++)
517 buf[i + 2] = va_arg(args, u32);
518 va_end(args);
519 }
520
521 ret = av7110_send_fw_cmd(av7110, buf, num + 2);
522 if (ret && ret != -ERESTARTSYS)
523 printk(KERN_ERR "dvb-ttpci: av7110_fw_cmd error %d\n", ret);
524 return ret;
525 }
526
527 #if 0
528 int av7110_send_ci_cmd(struct av7110 *av7110, u8 subcom, u8 *buf, u8 len)
529 {
530 int i, ret;
531 u16 cmd[18] = { ((COMTYPE_COMMON_IF << 8) + subcom),
532 16, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 };
533
534 dprintk(4, "%p\n", av7110);
535
536 for(i = 0; i < len && i < 32; i++)
537 {
538 if(i % 2 == 0)
539 cmd[(i / 2) + 2] = (u16)(buf[i]) << 8;
540 else
541 cmd[(i / 2) + 2] |= buf[i];
542 }
543
544 ret = av7110_send_fw_cmd(av7110, cmd, 18);
545 if (ret && ret != -ERESTARTSYS)
546 printk(KERN_ERR "dvb-ttpci: av7110_send_ci_cmd error %d\n", ret);
547 return ret;
548 }
549 #endif /* 0 */
550
av7110_fw_request(struct av7110 * av7110,u16 * request_buf,int request_buf_len,u16 * reply_buf,int reply_buf_len)551 int av7110_fw_request(struct av7110 *av7110, u16 *request_buf,
552 int request_buf_len, u16 *reply_buf, int reply_buf_len)
553 {
554 int err;
555 s16 i;
556 unsigned long start;
557 #ifdef COM_DEBUG
558 u32 stat;
559 #endif
560
561 dprintk(4, "%p\n", av7110);
562
563 if (!av7110->arm_ready) {
564 dprintk(1, "arm not ready.\n");
565 return -1;
566 }
567
568 if (mutex_lock_interruptible(&av7110->dcomlock))
569 return -ERESTARTSYS;
570
571 if ((err = __av7110_send_fw_cmd(av7110, request_buf, request_buf_len)) < 0) {
572 mutex_unlock(&av7110->dcomlock);
573 printk(KERN_ERR "dvb-ttpci: av7110_fw_request error %d\n", err);
574 return err;
575 }
576
577 start = jiffies;
578 while (1) {
579 err = time_after(jiffies, start + ARM_WAIT_FREE);
580 if (rdebi(av7110, DEBINOSWAP, COMMAND, 0, 2) == 0)
581 break;
582 if (err) {
583 printk(KERN_ERR "%s: timeout waiting for COMMAND to complete\n", __func__);
584 mutex_unlock(&av7110->dcomlock);
585 return -ETIMEDOUT;
586 }
587 #ifdef _NOHANDSHAKE
588 msleep(1);
589 #endif
590 }
591
592 #ifndef _NOHANDSHAKE
593 start = jiffies;
594 while (1) {
595 err = time_after(jiffies, start + ARM_WAIT_SHAKE);
596 if (rdebi(av7110, DEBINOSWAP, HANDSHAKE_REG, 0, 2) == 0)
597 break;
598 if (err) {
599 printk(KERN_ERR "%s: timeout waiting for HANDSHAKE_REG\n", __func__);
600 mutex_unlock(&av7110->dcomlock);
601 return -ETIMEDOUT;
602 }
603 msleep(1);
604 }
605 #endif
606
607 #ifdef COM_DEBUG
608 stat = rdebi(av7110, DEBINOSWAP, MSGSTATE, 0, 2);
609 if (stat & GPMQOver) {
610 printk(KERN_ERR "%s: GPMQOver\n", __func__);
611 mutex_unlock(&av7110->dcomlock);
612 return -1;
613 }
614 else if (stat & OSDQOver) {
615 printk(KERN_ERR "%s: OSDQOver\n", __func__);
616 mutex_unlock(&av7110->dcomlock);
617 return -1;
618 }
619 #endif
620
621 for (i = 0; i < reply_buf_len; i++)
622 reply_buf[i] = rdebi(av7110, DEBINOSWAP, COM_BUFF + 2 * i, 0, 2);
623
624 mutex_unlock(&av7110->dcomlock);
625 return 0;
626 }
627
av7110_fw_query(struct av7110 * av7110,u16 tag,u16 * buf,s16 length)628 static int av7110_fw_query(struct av7110 *av7110, u16 tag, u16* buf, s16 length)
629 {
630 int ret;
631 ret = av7110_fw_request(av7110, &tag, 0, buf, length);
632 if (ret)
633 printk(KERN_ERR "dvb-ttpci: av7110_fw_query error %d\n", ret);
634 return ret;
635 }
636
637
638 /****************************************************************************
639 * Firmware commands
640 ****************************************************************************/
641
642 /* get version of the firmware ROM, RTSL, video ucode and ARM application */
av7110_firmversion(struct av7110 * av7110)643 int av7110_firmversion(struct av7110 *av7110)
644 {
645 u16 buf[20];
646 u16 tag = ((COMTYPE_REQUEST << 8) + ReqVersion);
647
648 dprintk(4, "%p\n", av7110);
649
650 if (av7110_fw_query(av7110, tag, buf, 16)) {
651 printk("dvb-ttpci: failed to boot firmware @ card %d\n",
652 av7110->dvb_adapter.num);
653 return -EIO;
654 }
655
656 av7110->arm_fw = (buf[0] << 16) + buf[1];
657 av7110->arm_rtsl = (buf[2] << 16) + buf[3];
658 av7110->arm_vid = (buf[4] << 16) + buf[5];
659 av7110->arm_app = (buf[6] << 16) + buf[7];
660 av7110->avtype = (buf[8] << 16) + buf[9];
661
662 printk("dvb-ttpci: info @ card %d: firm %08x, rtsl %08x, vid %08x, app %08x\n",
663 av7110->dvb_adapter.num, av7110->arm_fw,
664 av7110->arm_rtsl, av7110->arm_vid, av7110->arm_app);
665
666 /* print firmware capabilities */
667 if (FW_CI_LL_SUPPORT(av7110->arm_app))
668 printk("dvb-ttpci: firmware @ card %d supports CI link layer interface\n",
669 av7110->dvb_adapter.num);
670 else
671 printk("dvb-ttpci: no firmware support for CI link layer interface @ card %d\n",
672 av7110->dvb_adapter.num);
673
674 return 0;
675 }
676
677
av7110_diseqc_send(struct av7110 * av7110,int len,u8 * msg,unsigned long burst)678 int av7110_diseqc_send(struct av7110 *av7110, int len, u8 *msg, unsigned long burst)
679 {
680 int i, ret;
681 u16 buf[18] = { ((COMTYPE_AUDIODAC << 8) + SendDiSEqC),
682 16, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 };
683
684 dprintk(4, "%p\n", av7110);
685
686 if (len > 10)
687 len = 10;
688
689 buf[1] = len + 2;
690 buf[2] = len;
691
692 if (burst != -1)
693 buf[3] = burst ? 0x01 : 0x00;
694 else
695 buf[3] = 0xffff;
696
697 for (i = 0; i < len; i++)
698 buf[i + 4] = msg[i];
699
700 ret = av7110_send_fw_cmd(av7110, buf, 18);
701 if (ret && ret!=-ERESTARTSYS)
702 printk(KERN_ERR "dvb-ttpci: av7110_diseqc_send error %d\n", ret);
703 return ret;
704 }
705
706
707 #ifdef CONFIG_DVB_AV7110_OSD
708
SetColorBlend(struct av7110 * av7110,u8 windownr)709 static inline int SetColorBlend(struct av7110 *av7110, u8 windownr)
710 {
711 return av7110_fw_cmd(av7110, COMTYPE_OSD, SetCBlend, 1, windownr);
712 }
713
SetBlend_(struct av7110 * av7110,u8 windownr,enum av7110_osd_palette_type colordepth,u16 index,u8 blending)714 static inline int SetBlend_(struct av7110 *av7110, u8 windownr,
715 enum av7110_osd_palette_type colordepth, u16 index, u8 blending)
716 {
717 return av7110_fw_cmd(av7110, COMTYPE_OSD, SetBlend, 4,
718 windownr, colordepth, index, blending);
719 }
720
SetColor_(struct av7110 * av7110,u8 windownr,enum av7110_osd_palette_type colordepth,u16 index,u16 colorhi,u16 colorlo)721 static inline int SetColor_(struct av7110 *av7110, u8 windownr,
722 enum av7110_osd_palette_type colordepth, u16 index, u16 colorhi, u16 colorlo)
723 {
724 return av7110_fw_cmd(av7110, COMTYPE_OSD, SetColor, 5,
725 windownr, colordepth, index, colorhi, colorlo);
726 }
727
SetFont(struct av7110 * av7110,u8 windownr,u8 fontsize,u16 colorfg,u16 colorbg)728 static inline int SetFont(struct av7110 *av7110, u8 windownr, u8 fontsize,
729 u16 colorfg, u16 colorbg)
730 {
731 return av7110_fw_cmd(av7110, COMTYPE_OSD, Set_Font, 4,
732 windownr, fontsize, colorfg, colorbg);
733 }
734
FlushText(struct av7110 * av7110)735 static int FlushText(struct av7110 *av7110)
736 {
737 unsigned long start;
738 int err;
739
740 if (mutex_lock_interruptible(&av7110->dcomlock))
741 return -ERESTARTSYS;
742 start = jiffies;
743 while (1) {
744 err = time_after(jiffies, start + ARM_WAIT_OSD);
745 if (rdebi(av7110, DEBINOSWAP, BUFF1_BASE, 0, 2) == 0)
746 break;
747 if (err) {
748 printk(KERN_ERR "dvb-ttpci: %s(): timeout waiting for BUFF1_BASE == 0\n",
749 __func__);
750 mutex_unlock(&av7110->dcomlock);
751 return -ETIMEDOUT;
752 }
753 msleep(1);
754 }
755 mutex_unlock(&av7110->dcomlock);
756 return 0;
757 }
758
WriteText(struct av7110 * av7110,u8 win,u16 x,u16 y,char * buf)759 static int WriteText(struct av7110 *av7110, u8 win, u16 x, u16 y, char *buf)
760 {
761 int i, ret;
762 unsigned long start;
763 int length = strlen(buf) + 1;
764 u16 cbuf[5] = { (COMTYPE_OSD << 8) + DText, 3, win, x, y };
765
766 if (mutex_lock_interruptible(&av7110->dcomlock))
767 return -ERESTARTSYS;
768
769 start = jiffies;
770 while (1) {
771 ret = time_after(jiffies, start + ARM_WAIT_OSD);
772 if (rdebi(av7110, DEBINOSWAP, BUFF1_BASE, 0, 2) == 0)
773 break;
774 if (ret) {
775 printk(KERN_ERR "dvb-ttpci: %s: timeout waiting for BUFF1_BASE == 0\n",
776 __func__);
777 mutex_unlock(&av7110->dcomlock);
778 return -ETIMEDOUT;
779 }
780 msleep(1);
781 }
782 #ifndef _NOHANDSHAKE
783 start = jiffies;
784 while (1) {
785 ret = time_after(jiffies, start + ARM_WAIT_SHAKE);
786 if (rdebi(av7110, DEBINOSWAP, HANDSHAKE_REG, 0, 2) == 0)
787 break;
788 if (ret) {
789 printk(KERN_ERR "dvb-ttpci: %s: timeout waiting for HANDSHAKE_REG\n",
790 __func__);
791 mutex_unlock(&av7110->dcomlock);
792 return -ETIMEDOUT;
793 }
794 msleep(1);
795 }
796 #endif
797 for (i = 0; i < length / 2; i++)
798 wdebi(av7110, DEBINOSWAP, BUFF1_BASE + i * 2,
799 swab16(*(u16 *)(buf + 2 * i)), 2);
800 if (length & 1)
801 wdebi(av7110, DEBINOSWAP, BUFF1_BASE + i * 2, 0, 2);
802 ret = __av7110_send_fw_cmd(av7110, cbuf, 5);
803 mutex_unlock(&av7110->dcomlock);
804 if (ret && ret!=-ERESTARTSYS)
805 printk(KERN_ERR "dvb-ttpci: WriteText error %d\n", ret);
806 return ret;
807 }
808
DrawLine(struct av7110 * av7110,u8 windownr,u16 x,u16 y,u16 dx,u16 dy,u16 color)809 static inline int DrawLine(struct av7110 *av7110, u8 windownr,
810 u16 x, u16 y, u16 dx, u16 dy, u16 color)
811 {
812 return av7110_fw_cmd(av7110, COMTYPE_OSD, DLine, 6,
813 windownr, x, y, dx, dy, color);
814 }
815
DrawBlock(struct av7110 * av7110,u8 windownr,u16 x,u16 y,u16 dx,u16 dy,u16 color)816 static inline int DrawBlock(struct av7110 *av7110, u8 windownr,
817 u16 x, u16 y, u16 dx, u16 dy, u16 color)
818 {
819 return av7110_fw_cmd(av7110, COMTYPE_OSD, DBox, 6,
820 windownr, x, y, dx, dy, color);
821 }
822
HideWindow(struct av7110 * av7110,u8 windownr)823 static inline int HideWindow(struct av7110 *av7110, u8 windownr)
824 {
825 return av7110_fw_cmd(av7110, COMTYPE_OSD, WHide, 1, windownr);
826 }
827
MoveWindowRel(struct av7110 * av7110,u8 windownr,u16 x,u16 y)828 static inline int MoveWindowRel(struct av7110 *av7110, u8 windownr, u16 x, u16 y)
829 {
830 return av7110_fw_cmd(av7110, COMTYPE_OSD, WMoveD, 3, windownr, x, y);
831 }
832
MoveWindowAbs(struct av7110 * av7110,u8 windownr,u16 x,u16 y)833 static inline int MoveWindowAbs(struct av7110 *av7110, u8 windownr, u16 x, u16 y)
834 {
835 return av7110_fw_cmd(av7110, COMTYPE_OSD, WMoveA, 3, windownr, x, y);
836 }
837
DestroyOSDWindow(struct av7110 * av7110,u8 windownr)838 static inline int DestroyOSDWindow(struct av7110 *av7110, u8 windownr)
839 {
840 return av7110_fw_cmd(av7110, COMTYPE_OSD, WDestroy, 1, windownr);
841 }
842
CreateOSDWindow(struct av7110 * av7110,u8 windownr,osd_raw_window_t disptype,u16 width,u16 height)843 static inline int CreateOSDWindow(struct av7110 *av7110, u8 windownr,
844 osd_raw_window_t disptype,
845 u16 width, u16 height)
846 {
847 return av7110_fw_cmd(av7110, COMTYPE_OSD, WCreate, 4,
848 windownr, disptype, width, height);
849 }
850
851
852 static enum av7110_osd_palette_type bpp2pal[8] = {
853 Pal1Bit, Pal2Bit, 0, Pal4Bit, 0, 0, 0, Pal8Bit
854 };
855 static osd_raw_window_t bpp2bit[8] = {
856 OSD_BITMAP1, OSD_BITMAP2, 0, OSD_BITMAP4, 0, 0, 0, OSD_BITMAP8
857 };
858
WaitUntilBmpLoaded(struct av7110 * av7110)859 static inline int WaitUntilBmpLoaded(struct av7110 *av7110)
860 {
861 int ret = wait_event_timeout(av7110->bmpq,
862 av7110->bmp_state != BMP_LOADING, 10*HZ);
863 if (ret == 0) {
864 printk("dvb-ttpci: warning: timeout waiting in LoadBitmap: %d, %d\n",
865 ret, av7110->bmp_state);
866 av7110->bmp_state = BMP_NONE;
867 return -ETIMEDOUT;
868 }
869 return 0;
870 }
871
LoadBitmap(struct av7110 * av7110,u16 dx,u16 dy,int inc,u8 __user * data)872 static inline int LoadBitmap(struct av7110 *av7110,
873 u16 dx, u16 dy, int inc, u8 __user * data)
874 {
875 u16 format;
876 int bpp;
877 int i;
878 int d, delta;
879 u8 c;
880 int ret;
881
882 dprintk(4, "%p\n", av7110);
883
884 format = bpp2bit[av7110->osdbpp[av7110->osdwin]];
885
886 av7110->bmp_state = BMP_LOADING;
887 if (format == OSD_BITMAP8) {
888 bpp=8; delta = 1;
889 } else if (format == OSD_BITMAP4) {
890 bpp=4; delta = 2;
891 } else if (format == OSD_BITMAP2) {
892 bpp=2; delta = 4;
893 } else if (format == OSD_BITMAP1) {
894 bpp=1; delta = 8;
895 } else {
896 av7110->bmp_state = BMP_NONE;
897 return -EINVAL;
898 }
899 av7110->bmplen = ((dx * dy * bpp + 7) & ~7) / 8;
900 av7110->bmpp = 0;
901 if (av7110->bmplen > 32768) {
902 av7110->bmp_state = BMP_NONE;
903 return -EINVAL;
904 }
905 for (i = 0; i < dy; i++) {
906 if (copy_from_user(av7110->bmpbuf + 1024 + i * dx, data + i * inc, dx)) {
907 av7110->bmp_state = BMP_NONE;
908 return -EINVAL;
909 }
910 }
911 if (format != OSD_BITMAP8) {
912 for (i = 0; i < dx * dy / delta; i++) {
913 c = ((u8 *)av7110->bmpbuf)[1024 + i * delta + delta - 1];
914 for (d = delta - 2; d >= 0; d--) {
915 c |= (((u8 *)av7110->bmpbuf)[1024 + i * delta + d]
916 << ((delta - d - 1) * bpp));
917 ((u8 *)av7110->bmpbuf)[1024 + i] = c;
918 }
919 }
920 }
921 av7110->bmplen += 1024;
922 dprintk(4, "av7110_fw_cmd: LoadBmp size %d\n", av7110->bmplen);
923 ret = av7110_fw_cmd(av7110, COMTYPE_OSD, LoadBmp, 3, format, dx, dy);
924 if (!ret)
925 ret = WaitUntilBmpLoaded(av7110);
926 return ret;
927 }
928
BlitBitmap(struct av7110 * av7110,u16 x,u16 y)929 static int BlitBitmap(struct av7110 *av7110, u16 x, u16 y)
930 {
931 dprintk(4, "%p\n", av7110);
932
933 return av7110_fw_cmd(av7110, COMTYPE_OSD, BlitBmp, 4, av7110->osdwin, x, y, 0);
934 }
935
ReleaseBitmap(struct av7110 * av7110)936 static inline int ReleaseBitmap(struct av7110 *av7110)
937 {
938 dprintk(4, "%p\n", av7110);
939
940 if (av7110->bmp_state != BMP_LOADED && FW_VERSION(av7110->arm_app) < 0x261e)
941 return -1;
942 if (av7110->bmp_state == BMP_LOADING)
943 dprintk(1,"ReleaseBitmap called while BMP_LOADING\n");
944 av7110->bmp_state = BMP_NONE;
945 return av7110_fw_cmd(av7110, COMTYPE_OSD, ReleaseBmp, 0);
946 }
947
RGB2YUV(u16 R,u16 G,u16 B)948 static u32 RGB2YUV(u16 R, u16 G, u16 B)
949 {
950 u16 y, u, v;
951 u16 Y, Cr, Cb;
952
953 y = R * 77 + G * 150 + B * 29; /* Luma=0.299R+0.587G+0.114B 0..65535 */
954 u = 2048 + B * 8 -(y >> 5); /* Cr 0..4095 */
955 v = 2048 + R * 8 -(y >> 5); /* Cb 0..4095 */
956
957 Y = y / 256;
958 Cb = u / 16;
959 Cr = v / 16;
960
961 return Cr | (Cb << 16) | (Y << 8);
962 }
963
OSDSetColor(struct av7110 * av7110,u8 color,u8 r,u8 g,u8 b,u8 blend)964 static int OSDSetColor(struct av7110 *av7110, u8 color, u8 r, u8 g, u8 b, u8 blend)
965 {
966 int ret;
967
968 u16 ch, cl;
969 u32 yuv;
970
971 yuv = blend ? RGB2YUV(r,g,b) : 0;
972 cl = (yuv & 0xffff);
973 ch = ((yuv >> 16) & 0xffff);
974 ret = SetColor_(av7110, av7110->osdwin, bpp2pal[av7110->osdbpp[av7110->osdwin]],
975 color, ch, cl);
976 if (!ret)
977 ret = SetBlend_(av7110, av7110->osdwin, bpp2pal[av7110->osdbpp[av7110->osdwin]],
978 color, ((blend >> 4) & 0x0f));
979 return ret;
980 }
981
OSDSetPalette(struct av7110 * av7110,u32 __user * colors,u8 first,u8 last)982 static int OSDSetPalette(struct av7110 *av7110, u32 __user * colors, u8 first, u8 last)
983 {
984 int i;
985 int length = last - first + 1;
986
987 if (length * 4 > DATA_BUFF3_SIZE)
988 return -EINVAL;
989
990 for (i = 0; i < length; i++) {
991 u32 color, blend, yuv;
992
993 if (get_user(color, colors + i))
994 return -EFAULT;
995 blend = (color & 0xF0000000) >> 4;
996 yuv = blend ? RGB2YUV(color & 0xFF, (color >> 8) & 0xFF,
997 (color >> 16) & 0xFF) | blend : 0;
998 yuv = ((yuv & 0xFFFF0000) >> 16) | ((yuv & 0x0000FFFF) << 16);
999 wdebi(av7110, DEBINOSWAP, DATA_BUFF3_BASE + i * 4, yuv, 4);
1000 }
1001 return av7110_fw_cmd(av7110, COMTYPE_OSD, Set_Palette, 4,
1002 av7110->osdwin,
1003 bpp2pal[av7110->osdbpp[av7110->osdwin]],
1004 first, last);
1005 }
1006
OSDSetBlock(struct av7110 * av7110,int x0,int y0,int x1,int y1,int inc,u8 __user * data)1007 static int OSDSetBlock(struct av7110 *av7110, int x0, int y0,
1008 int x1, int y1, int inc, u8 __user * data)
1009 {
1010 uint w, h, bpp, bpl, size, lpb, bnum, brest;
1011 int i;
1012 int rc,release_rc;
1013
1014 w = x1 - x0 + 1;
1015 h = y1 - y0 + 1;
1016 if (inc <= 0)
1017 inc = w;
1018 if (w <= 0 || w > 720 || h <= 0 || h > 576)
1019 return -EINVAL;
1020 bpp = av7110->osdbpp[av7110->osdwin] + 1;
1021 bpl = ((w * bpp + 7) & ~7) / 8;
1022 size = h * bpl;
1023 lpb = (32 * 1024) / bpl;
1024 bnum = size / (lpb * bpl);
1025 brest = size - bnum * lpb * bpl;
1026
1027 if (av7110->bmp_state == BMP_LOADING) {
1028 /* possible if syscall is repeated by -ERESTARTSYS and if firmware cannot abort */
1029 BUG_ON (FW_VERSION(av7110->arm_app) >= 0x261e);
1030 rc = WaitUntilBmpLoaded(av7110);
1031 if (rc)
1032 return rc;
1033 /* just continue. This should work for all fw versions
1034 * if bnum==1 && !brest && LoadBitmap was successful
1035 */
1036 }
1037
1038 rc = 0;
1039 for (i = 0; i < bnum; i++) {
1040 rc = LoadBitmap(av7110, w, lpb, inc, data);
1041 if (rc)
1042 break;
1043 rc = BlitBitmap(av7110, x0, y0 + i * lpb);
1044 if (rc)
1045 break;
1046 data += lpb * inc;
1047 }
1048 if (!rc && brest) {
1049 rc = LoadBitmap(av7110, w, brest / bpl, inc, data);
1050 if (!rc)
1051 rc = BlitBitmap(av7110, x0, y0 + bnum * lpb);
1052 }
1053 release_rc = ReleaseBitmap(av7110);
1054 if (!rc)
1055 rc = release_rc;
1056 if (rc)
1057 dprintk(1,"returns %d\n",rc);
1058 return rc;
1059 }
1060
av7110_osd_cmd(struct av7110 * av7110,osd_cmd_t * dc)1061 int av7110_osd_cmd(struct av7110 *av7110, osd_cmd_t *dc)
1062 {
1063 int ret;
1064
1065 if (mutex_lock_interruptible(&av7110->osd_mutex))
1066 return -ERESTARTSYS;
1067
1068 switch (dc->cmd) {
1069 case OSD_Close:
1070 ret = DestroyOSDWindow(av7110, av7110->osdwin);
1071 break;
1072 case OSD_Open:
1073 av7110->osdbpp[av7110->osdwin] = (dc->color - 1) & 7;
1074 ret = CreateOSDWindow(av7110, av7110->osdwin,
1075 bpp2bit[av7110->osdbpp[av7110->osdwin]],
1076 dc->x1 - dc->x0 + 1, dc->y1 - dc->y0 + 1);
1077 if (ret)
1078 break;
1079 if (!dc->data) {
1080 ret = MoveWindowAbs(av7110, av7110->osdwin, dc->x0, dc->y0);
1081 if (ret)
1082 break;
1083 ret = SetColorBlend(av7110, av7110->osdwin);
1084 }
1085 break;
1086 case OSD_Show:
1087 ret = MoveWindowRel(av7110, av7110->osdwin, 0, 0);
1088 break;
1089 case OSD_Hide:
1090 ret = HideWindow(av7110, av7110->osdwin);
1091 break;
1092 case OSD_Clear:
1093 ret = DrawBlock(av7110, av7110->osdwin, 0, 0, 720, 576, 0);
1094 break;
1095 case OSD_Fill:
1096 ret = DrawBlock(av7110, av7110->osdwin, 0, 0, 720, 576, dc->color);
1097 break;
1098 case OSD_SetColor:
1099 ret = OSDSetColor(av7110, dc->color, dc->x0, dc->y0, dc->x1, dc->y1);
1100 break;
1101 case OSD_SetPalette:
1102 if (FW_VERSION(av7110->arm_app) >= 0x2618)
1103 ret = OSDSetPalette(av7110, dc->data, dc->color, dc->x0);
1104 else {
1105 int i, len = dc->x0-dc->color+1;
1106 u8 __user *colors = (u8 __user *)dc->data;
1107 u8 r, g = 0, b = 0, blend = 0;
1108 ret = 0;
1109 for (i = 0; i<len; i++) {
1110 if (get_user(r, colors + i * 4) ||
1111 get_user(g, colors + i * 4 + 1) ||
1112 get_user(b, colors + i * 4 + 2) ||
1113 get_user(blend, colors + i * 4 + 3)) {
1114 ret = -EFAULT;
1115 break;
1116 }
1117 ret = OSDSetColor(av7110, dc->color + i, r, g, b, blend);
1118 if (ret)
1119 break;
1120 }
1121 }
1122 break;
1123 case OSD_SetPixel:
1124 ret = DrawLine(av7110, av7110->osdwin,
1125 dc->x0, dc->y0, 0, 0, dc->color);
1126 break;
1127 case OSD_SetRow:
1128 dc->y1 = dc->y0;
1129 /* fall through */
1130 case OSD_SetBlock:
1131 ret = OSDSetBlock(av7110, dc->x0, dc->y0, dc->x1, dc->y1, dc->color, dc->data);
1132 break;
1133 case OSD_FillRow:
1134 ret = DrawBlock(av7110, av7110->osdwin, dc->x0, dc->y0,
1135 dc->x1-dc->x0+1, dc->y1, dc->color);
1136 break;
1137 case OSD_FillBlock:
1138 ret = DrawBlock(av7110, av7110->osdwin, dc->x0, dc->y0,
1139 dc->x1 - dc->x0 + 1, dc->y1 - dc->y0 + 1, dc->color);
1140 break;
1141 case OSD_Line:
1142 ret = DrawLine(av7110, av7110->osdwin,
1143 dc->x0, dc->y0, dc->x1 - dc->x0, dc->y1 - dc->y0, dc->color);
1144 break;
1145 case OSD_Text:
1146 {
1147 char textbuf[240];
1148
1149 if (strncpy_from_user(textbuf, dc->data, 240) < 0) {
1150 ret = -EFAULT;
1151 break;
1152 }
1153 textbuf[239] = 0;
1154 if (dc->x1 > 3)
1155 dc->x1 = 3;
1156 ret = SetFont(av7110, av7110->osdwin, dc->x1,
1157 (u16) (dc->color & 0xffff), (u16) (dc->color >> 16));
1158 if (!ret)
1159 ret = FlushText(av7110);
1160 if (!ret)
1161 ret = WriteText(av7110, av7110->osdwin, dc->x0, dc->y0, textbuf);
1162 break;
1163 }
1164 case OSD_SetWindow:
1165 if (dc->x0 < 1 || dc->x0 > 7)
1166 ret = -EINVAL;
1167 else {
1168 av7110->osdwin = dc->x0;
1169 ret = 0;
1170 }
1171 break;
1172 case OSD_MoveWindow:
1173 ret = MoveWindowAbs(av7110, av7110->osdwin, dc->x0, dc->y0);
1174 if (!ret)
1175 ret = SetColorBlend(av7110, av7110->osdwin);
1176 break;
1177 case OSD_OpenRaw:
1178 if (dc->color < OSD_BITMAP1 || dc->color > OSD_CURSOR) {
1179 ret = -EINVAL;
1180 break;
1181 }
1182 if (dc->color >= OSD_BITMAP1 && dc->color <= OSD_BITMAP8HR)
1183 av7110->osdbpp[av7110->osdwin] = (1 << (dc->color & 3)) - 1;
1184 else
1185 av7110->osdbpp[av7110->osdwin] = 0;
1186 ret = CreateOSDWindow(av7110, av7110->osdwin, (osd_raw_window_t)dc->color,
1187 dc->x1 - dc->x0 + 1, dc->y1 - dc->y0 + 1);
1188 if (ret)
1189 break;
1190 if (!dc->data) {
1191 ret = MoveWindowAbs(av7110, av7110->osdwin, dc->x0, dc->y0);
1192 if (!ret)
1193 ret = SetColorBlend(av7110, av7110->osdwin);
1194 }
1195 break;
1196 default:
1197 ret = -EINVAL;
1198 break;
1199 }
1200
1201 mutex_unlock(&av7110->osd_mutex);
1202 if (ret==-ERESTARTSYS)
1203 dprintk(1, "av7110_osd_cmd(%d) returns with -ERESTARTSYS\n",dc->cmd);
1204 else if (ret)
1205 dprintk(1, "av7110_osd_cmd(%d) returns with %d\n",dc->cmd,ret);
1206
1207 return ret;
1208 }
1209
av7110_osd_capability(struct av7110 * av7110,osd_cap_t * cap)1210 int av7110_osd_capability(struct av7110 *av7110, osd_cap_t *cap)
1211 {
1212 switch (cap->cmd) {
1213 case OSD_CAP_MEMSIZE:
1214 if (FW_4M_SDRAM(av7110->arm_app))
1215 cap->val = 1000000;
1216 else
1217 cap->val = 92000;
1218 return 0;
1219 default:
1220 return -EINVAL;
1221 }
1222 }
1223 #endif /* CONFIG_DVB_AV7110_OSD */
1224