Commit | Line | Data |
---|---|---|
d56410e0 | 1 | /* |
1da177e4 LT |
2 | * stradis.c - stradis 4:2:2 mpeg decoder driver |
3 | * | |
4 | * Stradis 4:2:2 MPEG-2 Decoder Driver | |
5 | * Copyright (C) 1999 Nathan Laredo <laredo@gnu.org> | |
6 | * | |
7 | * This program is free software; you can redistribute it and/or modify | |
8 | * it under the terms of the GNU General Public License as published by | |
9 | * the Free Software Foundation; either version 2 of the License, or | |
10 | * (at your option) any later version. | |
11 | * | |
12 | * This program is distributed in the hope that it will be useful, | |
13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
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/module.h> | |
23 | #include <linux/delay.h> | |
24 | #include <linux/errno.h> | |
25 | #include <linux/fs.h> | |
26 | #include <linux/kernel.h> | |
27 | #include <linux/major.h> | |
28 | #include <linux/slab.h> | |
29 | #include <linux/mm.h> | |
30 | #include <linux/init.h> | |
31 | #include <linux/poll.h> | |
32 | #include <linux/pci.h> | |
33 | #include <linux/signal.h> | |
34 | #include <asm/io.h> | |
35 | #include <linux/ioport.h> | |
36 | #include <asm/pgtable.h> | |
37 | #include <asm/page.h> | |
38 | #include <linux/sched.h> | |
39 | #include <asm/types.h> | |
40 | #include <linux/types.h> | |
41 | #include <linux/interrupt.h> | |
42 | #include <asm/uaccess.h> | |
43 | #include <linux/vmalloc.h> | |
44 | #include <linux/videodev.h> | |
45 | ||
46 | #include "saa7146.h" | |
47 | #include "saa7146reg.h" | |
48 | #include "ibmmpeg2.h" | |
49 | #include "saa7121.h" | |
50 | #include "cs8420.h" | |
51 | ||
f823f679 JS |
52 | #define DEBUG(x) /* debug driver */ |
53 | #undef IDEBUG /* debug irq handler */ | |
54 | #undef MDEBUG /* debug memory management */ | |
1da177e4 LT |
55 | |
56 | #define SAA7146_MAX 6 | |
57 | ||
58 | static struct saa7146 saa7146s[SAA7146_MAX]; | |
59 | ||
60 | static int saa_num = 0; /* number of SAA7146s in use */ | |
61 | ||
62 | static int video_nr = -1; | |
63 | module_param(video_nr, int, 0); | |
64 | MODULE_LICENSE("GPL"); | |
65 | ||
1da177e4 LT |
66 | #define nDebNormal 0x00480000 |
67 | #define nDebNoInc 0x00480000 | |
68 | #define nDebVideo 0xd0480000 | |
69 | #define nDebAudio 0xd0400000 | |
70 | #define nDebDMA 0x02c80000 | |
71 | ||
72 | #define oDebNormal 0x13c80000 | |
73 | #define oDebNoInc 0x13c80000 | |
74 | #define oDebVideo 0xd1080000 | |
75 | #define oDebAudio 0xd1080000 | |
76 | #define oDebDMA 0x03080000 | |
77 | ||
78 | #define NewCard (saa->boardcfg[3]) | |
79 | #define ChipControl (saa->boardcfg[1]) | |
80 | #define NTSCFirstActive (saa->boardcfg[4]) | |
81 | #define PALFirstActive (saa->boardcfg[5]) | |
82 | #define NTSCLastActive (saa->boardcfg[54]) | |
83 | #define PALLastActive (saa->boardcfg[55]) | |
84 | #define Have2MB (saa->boardcfg[18] & 0x40) | |
85 | #define HaveCS8420 (saa->boardcfg[18] & 0x04) | |
86 | #define IBMMPEGCD20 (saa->boardcfg[18] & 0x20) | |
87 | #define HaveCS3310 (saa->boardcfg[18] & 0x01) | |
88 | #define CS3310MaxLvl ((saa->boardcfg[30] << 8) | saa->boardcfg[31]) | |
89 | #define HaveCS4341 (saa->boardcfg[40] == 2) | |
90 | #define SDIType (saa->boardcfg[27]) | |
91 | #define CurrentMode (saa->boardcfg[2]) | |
92 | ||
93 | #define debNormal (NewCard ? nDebNormal : oDebNormal) | |
94 | #define debNoInc (NewCard ? nDebNoInc : oDebNoInc) | |
95 | #define debVideo (NewCard ? nDebVideo : oDebVideo) | |
96 | #define debAudio (NewCard ? nDebAudio : oDebAudio) | |
97 | #define debDMA (NewCard ? nDebDMA : oDebDMA) | |
98 | ||
99 | #ifdef USE_RESCUE_EEPROM_SDM275 | |
100 | static unsigned char rescue_eeprom[64] = { | |
f823f679 JS |
101 | 0x00, 0x01, 0x04, 0x13, 0x26, 0x0f, 0x10, 0x00, 0x00, 0x00, 0x43, 0x63, |
102 | 0x22, 0x01, 0x29, 0x15, 0x73, 0x00, 0x1f, 'd', 'e', 'c', 'x', 'l', | |
103 | 'd', 'v', 'a', 0x02, 0x00, 0x01, 0x00, 0xcc, 0xa4, 0x63, 0x09, 0xe2, | |
104 | 0x10, 0x00, 0x0a, 0x00, 0x02, 0x02, 'd', 'e', 'c', 'x', 'l', 'a', | |
105 | 0x00, 0x00, 0x42, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, | |
106 | 0x00, 0x00, 0x00, 0x00, | |
1da177e4 LT |
107 | }; |
108 | #endif | |
109 | ||
110 | /* ----------------------------------------------------------------------- */ | |
111 | /* Hardware I2C functions */ | |
112 | static void I2CWipe(struct saa7146 *saa) | |
113 | { | |
114 | int i; | |
115 | /* set i2c to ~=100kHz, abort transfer, clear busy */ | |
116 | saawrite(0x600 | SAA7146_I2C_ABORT, SAA7146_I2C_STATUS); | |
117 | saawrite((SAA7146_MC2_UPLD_I2C << 16) | | |
118 | SAA7146_MC2_UPLD_I2C, SAA7146_MC2); | |
119 | /* wait for i2c registers to be programmed */ | |
120 | for (i = 0; i < 1000 && | |
121 | !(saaread(SAA7146_MC2) & SAA7146_MC2_UPLD_I2C); i++) | |
122 | schedule(); | |
123 | saawrite(0x600, SAA7146_I2C_STATUS); | |
124 | saawrite((SAA7146_MC2_UPLD_I2C << 16) | | |
125 | SAA7146_MC2_UPLD_I2C, SAA7146_MC2); | |
126 | /* wait for i2c registers to be programmed */ | |
127 | for (i = 0; i < 1000 && | |
128 | !(saaread(SAA7146_MC2) & SAA7146_MC2_UPLD_I2C); i++) | |
129 | schedule(); | |
130 | saawrite(0x600, SAA7146_I2C_STATUS); | |
131 | saawrite((SAA7146_MC2_UPLD_I2C << 16) | | |
132 | SAA7146_MC2_UPLD_I2C, SAA7146_MC2); | |
133 | /* wait for i2c registers to be programmed */ | |
134 | for (i = 0; i < 1000 && | |
135 | !(saaread(SAA7146_MC2) & SAA7146_MC2_UPLD_I2C); i++) | |
136 | schedule(); | |
137 | } | |
138 | ||
139 | /* read I2C */ | |
140 | static int I2CRead(struct saa7146 *saa, unsigned char addr, | |
141 | unsigned char subaddr, int dosub) | |
142 | { | |
143 | int i; | |
144 | ||
145 | if (saaread(SAA7146_I2C_STATUS) & 0x3c) | |
146 | I2CWipe(saa); | |
f823f679 JS |
147 | for (i = 0; |
148 | i < 1000 && (saaread(SAA7146_I2C_STATUS) & SAA7146_I2C_BUSY); | |
149 | i++) | |
1da177e4 LT |
150 | schedule(); |
151 | if (i == 1000) | |
152 | I2CWipe(saa); | |
153 | if (dosub) | |
154 | saawrite(((addr & 0xfe) << 24) | (((addr | 1) & 0xff) << 8) | | |
f823f679 | 155 | ((subaddr & 0xff) << 16) | 0xed, SAA7146_I2C_TRANSFER); |
1da177e4 LT |
156 | else |
157 | saawrite(((addr & 0xfe) << 24) | (((addr | 1) & 0xff) << 16) | | |
f823f679 | 158 | 0xf1, SAA7146_I2C_TRANSFER); |
1da177e4 LT |
159 | saawrite((SAA7146_MC2_UPLD_I2C << 16) | |
160 | SAA7146_MC2_UPLD_I2C, SAA7146_MC2); | |
161 | /* wait for i2c registers to be programmed */ | |
162 | for (i = 0; i < 1000 && | |
163 | !(saaread(SAA7146_MC2) & SAA7146_MC2_UPLD_I2C); i++) | |
164 | schedule(); | |
165 | /* wait for valid data */ | |
166 | for (i = 0; i < 1000 && | |
167 | (saaread(SAA7146_I2C_STATUS) & SAA7146_I2C_BUSY); i++) | |
168 | schedule(); | |
169 | if (saaread(SAA7146_I2C_STATUS) & SAA7146_I2C_ERR) | |
170 | return -1; | |
f823f679 | 171 | if (i == 1000) |
1da177e4 LT |
172 | printk("i2c setup read timeout\n"); |
173 | saawrite(0x41, SAA7146_I2C_TRANSFER); | |
174 | saawrite((SAA7146_MC2_UPLD_I2C << 16) | | |
175 | SAA7146_MC2_UPLD_I2C, SAA7146_MC2); | |
176 | /* wait for i2c registers to be programmed */ | |
177 | for (i = 0; i < 1000 && | |
178 | !(saaread(SAA7146_MC2) & SAA7146_MC2_UPLD_I2C); i++) | |
179 | schedule(); | |
180 | /* wait for valid data */ | |
181 | for (i = 0; i < 1000 && | |
182 | (saaread(SAA7146_I2C_TRANSFER) & SAA7146_I2C_BUSY); i++) | |
183 | schedule(); | |
184 | if (saaread(SAA7146_I2C_TRANSFER) & SAA7146_I2C_ERR) | |
185 | return -1; | |
f823f679 | 186 | if (i == 1000) |
1da177e4 LT |
187 | printk("i2c read timeout\n"); |
188 | return ((saaread(SAA7146_I2C_TRANSFER) >> 24) & 0xff); | |
189 | } | |
190 | ||
191 | /* set both to write both bytes, reset it to write only b1 */ | |
192 | ||
193 | static int I2CWrite(struct saa7146 *saa, unsigned char addr, unsigned char b1, | |
194 | unsigned char b2, int both) | |
195 | { | |
196 | int i; | |
197 | u32 data; | |
198 | ||
199 | if (saaread(SAA7146_I2C_STATUS) & 0x3c) | |
200 | I2CWipe(saa); | |
201 | for (i = 0; i < 1000 && | |
202 | (saaread(SAA7146_I2C_STATUS) & SAA7146_I2C_BUSY); i++) | |
203 | schedule(); | |
204 | if (i == 1000) | |
205 | I2CWipe(saa); | |
206 | data = ((addr & 0xfe) << 24) | ((b1 & 0xff) << 16); | |
207 | if (both) | |
208 | data |= ((b2 & 0xff) << 8) | 0xe5; | |
209 | else | |
210 | data |= 0xd1; | |
211 | saawrite(data, SAA7146_I2C_TRANSFER); | |
212 | saawrite((SAA7146_MC2_UPLD_I2C << 16) | SAA7146_MC2_UPLD_I2C, | |
213 | SAA7146_MC2); | |
214 | return 0; | |
215 | } | |
216 | ||
217 | static void attach_inform(struct saa7146 *saa, int id) | |
218 | { | |
219 | int i; | |
220 | ||
f823f679 JS |
221 | DEBUG(printk(KERN_DEBUG "stradis%d: i2c: device found=%02x\n", saa->nr, |
222 | id)); | |
223 | if (id == 0xa0) { /* we have rev2 or later board, fill in info */ | |
1da177e4 LT |
224 | for (i = 0; i < 64; i++) |
225 | saa->boardcfg[i] = I2CRead(saa, 0xa0, i, 1); | |
226 | #ifdef USE_RESCUE_EEPROM_SDM275 | |
227 | if (saa->boardcfg[0] != 0) { | |
f823f679 JS |
228 | printk("stradis%d: WARNING: EEPROM STORED VALUES HAVE " |
229 | "BEEN IGNORED\n", saa->nr); | |
1da177e4 LT |
230 | for (i = 0; i < 64; i++) |
231 | saa->boardcfg[i] = rescue_eeprom[i]; | |
232 | } | |
233 | #endif | |
234 | printk("stradis%d: config =", saa->nr); | |
235 | for (i = 0; i < 51; i++) { | |
f823f679 | 236 | printk(" %02x", saa->boardcfg[i]); |
1da177e4 LT |
237 | } |
238 | printk("\n"); | |
239 | } | |
240 | } | |
241 | ||
242 | static void I2CBusScan(struct saa7146 *saa) | |
243 | { | |
244 | int i; | |
245 | for (i = 0; i < 0xff; i += 2) | |
246 | if ((I2CRead(saa, i, 0, 0)) >= 0) | |
247 | attach_inform(saa, i); | |
248 | } | |
249 | ||
250 | static int debiwait_maxwait = 0; | |
251 | ||
252 | static int wait_for_debi_done(struct saa7146 *saa) | |
253 | { | |
254 | int i; | |
255 | ||
256 | /* wait for registers to be programmed */ | |
257 | for (i = 0; i < 100000 && | |
258 | !(saaread(SAA7146_MC2) & SAA7146_MC2_UPLD_DEBI); i++) | |
259 | saaread(SAA7146_MC2); | |
260 | /* wait for transfer to complete */ | |
261 | for (i = 0; i < 500000 && | |
262 | (saaread(SAA7146_PSR) & SAA7146_PSR_DEBI_S); i++) | |
263 | saaread(SAA7146_MC2); | |
f823f679 | 264 | |
1da177e4 LT |
265 | if (i > debiwait_maxwait) |
266 | printk("wait-for-debi-done maxwait: %d\n", | |
267 | debiwait_maxwait = i); | |
f823f679 | 268 | |
1da177e4 LT |
269 | if (i == 500000) |
270 | return -1; | |
f823f679 | 271 | |
1da177e4 LT |
272 | return 0; |
273 | } | |
274 | ||
275 | static int debiwrite(struct saa7146 *saa, u32 config, int addr, | |
f823f679 | 276 | u32 val, int count) |
1da177e4 LT |
277 | { |
278 | u32 cmd; | |
279 | if (count <= 0 || count > 32764) | |
280 | return -1; | |
281 | if (wait_for_debi_done(saa) < 0) | |
282 | return -1; | |
283 | saawrite(config, SAA7146_DEBI_CONFIG); | |
284 | if (count <= 4) /* immediate transfer */ | |
285 | saawrite(val, SAA7146_DEBI_AD); | |
286 | else /* block transfer */ | |
287 | saawrite(virt_to_bus(saa->dmadebi), SAA7146_DEBI_AD); | |
288 | saawrite((cmd = (count << 17) | (addr & 0xffff)), SAA7146_DEBI_COMMAND); | |
289 | saawrite((SAA7146_MC2_UPLD_DEBI << 16) | SAA7146_MC2_UPLD_DEBI, | |
290 | SAA7146_MC2); | |
291 | return 0; | |
292 | } | |
293 | ||
294 | static u32 debiread(struct saa7146 *saa, u32 config, int addr, int count) | |
295 | { | |
296 | u32 result = 0; | |
297 | ||
298 | if (count > 32764 || count <= 0) | |
299 | return 0; | |
300 | if (wait_for_debi_done(saa) < 0) | |
301 | return 0; | |
302 | saawrite(virt_to_bus(saa->dmadebi), SAA7146_DEBI_AD); | |
303 | saawrite((count << 17) | 0x10000 | (addr & 0xffff), | |
304 | SAA7146_DEBI_COMMAND); | |
305 | saawrite(config, SAA7146_DEBI_CONFIG); | |
306 | saawrite((SAA7146_MC2_UPLD_DEBI << 16) | SAA7146_MC2_UPLD_DEBI, | |
307 | SAA7146_MC2); | |
308 | if (count > 4) /* not an immediate transfer */ | |
309 | return count; | |
310 | wait_for_debi_done(saa); | |
311 | result = saaread(SAA7146_DEBI_AD); | |
312 | if (count == 1) | |
313 | result &= 0xff; | |
314 | if (count == 2) | |
315 | result &= 0xffff; | |
316 | if (count == 3) | |
317 | result &= 0xffffff; | |
318 | return result; | |
319 | } | |
320 | ||
1da177e4 LT |
321 | static void do_irq_send_data(struct saa7146 *saa) |
322 | { | |
323 | int split, audbytes, vidbytes; | |
324 | ||
325 | saawrite(SAA7146_PSR_PIN1, SAA7146_IER); | |
326 | /* if special feature mode in effect, disable audio sending */ | |
327 | if (saa->playmode != VID_PLAY_NORMAL) | |
328 | saa->audtail = saa->audhead = 0; | |
329 | if (saa->audhead <= saa->audtail) | |
330 | audbytes = saa->audtail - saa->audhead; | |
331 | else | |
332 | audbytes = 65536 - (saa->audhead - saa->audtail); | |
333 | if (saa->vidhead <= saa->vidtail) | |
334 | vidbytes = saa->vidtail - saa->vidhead; | |
335 | else | |
336 | vidbytes = 524288 - (saa->vidhead - saa->vidtail); | |
337 | if (audbytes == 0 && vidbytes == 0 && saa->osdtail == saa->osdhead) { | |
338 | saawrite(0, SAA7146_IER); | |
339 | return; | |
340 | } | |
341 | /* if at least 1 block audio waiting and audio fifo isn't full */ | |
f823f679 JS |
342 | if (audbytes >= 2048 && (debiread(saa, debNormal, IBM_MP2_AUD_FIFO, 2) |
343 | & 0xff) < 60) { | |
1da177e4 LT |
344 | if (saa->audhead > saa->audtail) |
345 | split = 65536 - saa->audhead; | |
346 | else | |
347 | split = 0; | |
348 | audbytes = 2048; | |
349 | if (split > 0 && split < 2048) { | |
f823f679 | 350 | memcpy(saa->dmadebi, saa->audbuf + saa->audhead, split); |
1da177e4 LT |
351 | saa->audhead = 0; |
352 | audbytes -= split; | |
353 | } else | |
354 | split = 0; | |
355 | memcpy(saa->dmadebi + split, saa->audbuf + saa->audhead, | |
356 | audbytes); | |
357 | saa->audhead += audbytes; | |
358 | saa->audhead &= 0xffff; | |
f823f679 JS |
359 | debiwrite(saa, debAudio, (NewCard ? IBM_MP2_AUD_FIFO : |
360 | IBM_MP2_AUD_FIFOW), 0, 2048); | |
1da177e4 | 361 | wake_up_interruptible(&saa->audq); |
f823f679 | 362 | /* if at least 1 block video waiting and video fifo isn't full */ |
1da177e4 | 363 | } else if (vidbytes >= 30720 && (debiread(saa, debNormal, |
f823f679 | 364 | IBM_MP2_FIFO, 2)) < 16384) { |
1da177e4 LT |
365 | if (saa->vidhead > saa->vidtail) |
366 | split = 524288 - saa->vidhead; | |
367 | else | |
368 | split = 0; | |
369 | vidbytes = 30720; | |
370 | if (split > 0 && split < 30720) { | |
f823f679 | 371 | memcpy(saa->dmadebi, saa->vidbuf + saa->vidhead, split); |
1da177e4 LT |
372 | saa->vidhead = 0; |
373 | vidbytes -= split; | |
374 | } else | |
375 | split = 0; | |
376 | memcpy(saa->dmadebi + split, saa->vidbuf + saa->vidhead, | |
377 | vidbytes); | |
378 | saa->vidhead += vidbytes; | |
379 | saa->vidhead &= 0x7ffff; | |
380 | debiwrite(saa, debVideo, (NewCard ? IBM_MP2_FIFO : | |
f823f679 | 381 | IBM_MP2_FIFOW), 0, 30720); |
1da177e4 LT |
382 | wake_up_interruptible(&saa->vidq); |
383 | } | |
384 | saawrite(SAA7146_PSR_DEBI_S | SAA7146_PSR_PIN1, SAA7146_IER); | |
385 | } | |
386 | ||
387 | static void send_osd_data(struct saa7146 *saa) | |
388 | { | |
389 | int size = saa->osdtail - saa->osdhead; | |
390 | if (size > 30720) | |
391 | size = 30720; | |
392 | /* ensure some multiple of 8 bytes is transferred */ | |
f823f679 | 393 | size = 8 * ((size + 8) >> 3); |
1da177e4 LT |
394 | if (size) { |
395 | debiwrite(saa, debNormal, IBM_MP2_OSD_ADDR, | |
f823f679 | 396 | (saa->osdhead >> 3), 2); |
1da177e4 LT |
397 | memcpy(saa->dmadebi, &saa->osdbuf[saa->osdhead], size); |
398 | saa->osdhead += size; | |
399 | /* block transfer of next 8 bytes to ~32k bytes */ | |
400 | debiwrite(saa, debNormal, IBM_MP2_OSD_DATA, 0, size); | |
401 | } | |
402 | if (saa->osdhead >= saa->osdtail) { | |
403 | saa->osdhead = saa->osdtail = 0; | |
404 | debiwrite(saa, debNormal, IBM_MP2_MASK0, 0xc00c, 2); | |
405 | } | |
406 | } | |
407 | ||
408 | static irqreturn_t saa7146_irq(int irq, void *dev_id, struct pt_regs *regs) | |
409 | { | |
f823f679 | 410 | struct saa7146 *saa = dev_id; |
1da177e4 LT |
411 | u32 stat, astat; |
412 | int count; | |
413 | int handled = 0; | |
414 | ||
415 | count = 0; | |
416 | while (1) { | |
417 | /* get/clear interrupt status bits */ | |
418 | stat = saaread(SAA7146_ISR); | |
419 | astat = stat & saaread(SAA7146_IER); | |
420 | if (!astat) | |
421 | break; | |
422 | handled = 1; | |
423 | saawrite(astat, SAA7146_ISR); | |
424 | if (astat & SAA7146_PSR_DEBI_S) { | |
425 | do_irq_send_data(saa); | |
426 | } | |
427 | if (astat & SAA7146_PSR_PIN1) { | |
428 | int istat; | |
429 | /* the following read will trigger DEBI_S */ | |
430 | istat = debiread(saa, debNormal, IBM_MP2_HOST_INT, 2); | |
431 | if (istat & 1) { | |
432 | saawrite(0, SAA7146_IER); | |
433 | send_osd_data(saa); | |
434 | saawrite(SAA7146_PSR_DEBI_S | | |
435 | SAA7146_PSR_PIN1, SAA7146_IER); | |
436 | } | |
437 | if (istat & 0x20) { /* Video Start */ | |
438 | saa->vidinfo.frame_count++; | |
439 | } | |
440 | if (istat & 0x400) { /* Picture Start */ | |
441 | /* update temporal reference */ | |
442 | } | |
443 | if (istat & 0x200) { /* Picture Resolution Change */ | |
444 | /* read new resolution */ | |
445 | } | |
446 | if (istat & 0x100) { /* New User Data found */ | |
447 | /* read new user data */ | |
448 | } | |
449 | if (istat & 0x1000) { /* new GOP/SMPTE */ | |
450 | /* read new SMPTE */ | |
451 | } | |
452 | if (istat & 0x8000) { /* Sequence Start Code */ | |
453 | /* reset frame counter, load sizes */ | |
454 | saa->vidinfo.frame_count = 0; | |
455 | saa->vidinfo.h_size = 704; | |
456 | saa->vidinfo.v_size = 480; | |
457 | #if 0 | |
458 | if (saa->endmarkhead != saa->endmarktail) { | |
f823f679 | 459 | saa->audhead = |
1da177e4 LT |
460 | saa->endmark[saa->endmarkhead]; |
461 | saa->endmarkhead++; | |
462 | if (saa->endmarkhead >= MAX_MARKS) | |
463 | saa->endmarkhead = 0; | |
464 | } | |
465 | #endif | |
466 | } | |
467 | if (istat & 0x4000) { /* Sequence Error Code */ | |
468 | if (saa->endmarkhead != saa->endmarktail) { | |
f823f679 | 469 | saa->audhead = |
1da177e4 LT |
470 | saa->endmark[saa->endmarkhead]; |
471 | saa->endmarkhead++; | |
472 | if (saa->endmarkhead >= MAX_MARKS) | |
473 | saa->endmarkhead = 0; | |
474 | } | |
475 | } | |
476 | } | |
477 | #ifdef IDEBUG | |
478 | if (astat & SAA7146_PSR_PPEF) { | |
479 | IDEBUG(printk("stradis%d irq: PPEF\n", saa->nr)); | |
480 | } | |
481 | if (astat & SAA7146_PSR_PABO) { | |
482 | IDEBUG(printk("stradis%d irq: PABO\n", saa->nr)); | |
483 | } | |
484 | if (astat & SAA7146_PSR_PPED) { | |
485 | IDEBUG(printk("stradis%d irq: PPED\n", saa->nr)); | |
486 | } | |
487 | if (astat & SAA7146_PSR_RPS_I1) { | |
488 | IDEBUG(printk("stradis%d irq: RPS_I1\n", saa->nr)); | |
489 | } | |
490 | if (astat & SAA7146_PSR_RPS_I0) { | |
491 | IDEBUG(printk("stradis%d irq: RPS_I0\n", saa->nr)); | |
492 | } | |
493 | if (astat & SAA7146_PSR_RPS_LATE1) { | |
494 | IDEBUG(printk("stradis%d irq: RPS_LATE1\n", saa->nr)); | |
495 | } | |
496 | if (astat & SAA7146_PSR_RPS_LATE0) { | |
497 | IDEBUG(printk("stradis%d irq: RPS_LATE0\n", saa->nr)); | |
498 | } | |
499 | if (astat & SAA7146_PSR_RPS_E1) { | |
500 | IDEBUG(printk("stradis%d irq: RPS_E1\n", saa->nr)); | |
501 | } | |
502 | if (astat & SAA7146_PSR_RPS_E0) { | |
503 | IDEBUG(printk("stradis%d irq: RPS_E0\n", saa->nr)); | |
504 | } | |
505 | if (astat & SAA7146_PSR_RPS_TO1) { | |
506 | IDEBUG(printk("stradis%d irq: RPS_TO1\n", saa->nr)); | |
507 | } | |
508 | if (astat & SAA7146_PSR_RPS_TO0) { | |
509 | IDEBUG(printk("stradis%d irq: RPS_TO0\n", saa->nr)); | |
510 | } | |
511 | if (astat & SAA7146_PSR_UPLD) { | |
512 | IDEBUG(printk("stradis%d irq: UPLD\n", saa->nr)); | |
513 | } | |
514 | if (astat & SAA7146_PSR_DEBI_E) { | |
515 | IDEBUG(printk("stradis%d irq: DEBI_E\n", saa->nr)); | |
516 | } | |
517 | if (astat & SAA7146_PSR_I2C_S) { | |
518 | IDEBUG(printk("stradis%d irq: I2C_S\n", saa->nr)); | |
519 | } | |
520 | if (astat & SAA7146_PSR_I2C_E) { | |
521 | IDEBUG(printk("stradis%d irq: I2C_E\n", saa->nr)); | |
522 | } | |
523 | if (astat & SAA7146_PSR_A2_IN) { | |
524 | IDEBUG(printk("stradis%d irq: A2_IN\n", saa->nr)); | |
525 | } | |
526 | if (astat & SAA7146_PSR_A2_OUT) { | |
527 | IDEBUG(printk("stradis%d irq: A2_OUT\n", saa->nr)); | |
528 | } | |
529 | if (astat & SAA7146_PSR_A1_IN) { | |
530 | IDEBUG(printk("stradis%d irq: A1_IN\n", saa->nr)); | |
531 | } | |
532 | if (astat & SAA7146_PSR_A1_OUT) { | |
533 | IDEBUG(printk("stradis%d irq: A1_OUT\n", saa->nr)); | |
534 | } | |
535 | if (astat & SAA7146_PSR_AFOU) { | |
536 | IDEBUG(printk("stradis%d irq: AFOU\n", saa->nr)); | |
537 | } | |
538 | if (astat & SAA7146_PSR_V_PE) { | |
539 | IDEBUG(printk("stradis%d irq: V_PE\n", saa->nr)); | |
540 | } | |
541 | if (astat & SAA7146_PSR_VFOU) { | |
542 | IDEBUG(printk("stradis%d irq: VFOU\n", saa->nr)); | |
543 | } | |
544 | if (astat & SAA7146_PSR_FIDA) { | |
545 | IDEBUG(printk("stradis%d irq: FIDA\n", saa->nr)); | |
546 | } | |
547 | if (astat & SAA7146_PSR_FIDB) { | |
548 | IDEBUG(printk("stradis%d irq: FIDB\n", saa->nr)); | |
549 | } | |
550 | if (astat & SAA7146_PSR_PIN3) { | |
551 | IDEBUG(printk("stradis%d irq: PIN3\n", saa->nr)); | |
552 | } | |
553 | if (astat & SAA7146_PSR_PIN2) { | |
554 | IDEBUG(printk("stradis%d irq: PIN2\n", saa->nr)); | |
555 | } | |
556 | if (astat & SAA7146_PSR_PIN0) { | |
557 | IDEBUG(printk("stradis%d irq: PIN0\n", saa->nr)); | |
558 | } | |
559 | if (astat & SAA7146_PSR_ECS) { | |
560 | IDEBUG(printk("stradis%d irq: ECS\n", saa->nr)); | |
561 | } | |
562 | if (astat & SAA7146_PSR_EC3S) { | |
563 | IDEBUG(printk("stradis%d irq: EC3S\n", saa->nr)); | |
564 | } | |
565 | if (astat & SAA7146_PSR_EC0S) { | |
566 | IDEBUG(printk("stradis%d irq: EC0S\n", saa->nr)); | |
567 | } | |
568 | #endif | |
569 | count++; | |
570 | if (count > 15) | |
571 | printk(KERN_WARNING "stradis%d: irq loop %d\n", | |
572 | saa->nr, count); | |
573 | if (count > 20) { | |
574 | saawrite(0, SAA7146_IER); | |
575 | printk(KERN_ERR | |
576 | "stradis%d: IRQ loop cleared\n", saa->nr); | |
577 | } | |
578 | } | |
579 | return IRQ_RETVAL(handled); | |
580 | } | |
581 | ||
582 | static int ibm_send_command(struct saa7146 *saa, | |
583 | int command, int data, int chain) | |
584 | { | |
585 | int i; | |
586 | ||
587 | if (chain) | |
f823f679 | 588 | debiwrite(saa, debNormal, IBM_MP2_COMMAND, (command << 1)| 1,2); |
1da177e4 LT |
589 | else |
590 | debiwrite(saa, debNormal, IBM_MP2_COMMAND, command << 1, 2); | |
591 | debiwrite(saa, debNormal, IBM_MP2_CMD_DATA, data, 2); | |
592 | debiwrite(saa, debNormal, IBM_MP2_CMD_STAT, 1, 2); | |
593 | for (i = 0; i < 100 && | |
594 | (debiread(saa, debNormal, IBM_MP2_CMD_STAT, 2) & 1); i++) | |
595 | schedule(); | |
596 | if (i == 100) | |
597 | return -1; | |
598 | return 0; | |
599 | } | |
600 | ||
601 | static void cs4341_setlevel(struct saa7146 *saa, int left, int right) | |
602 | { | |
603 | I2CWrite(saa, 0x22, 0x03, left > 94 ? 94 : left, 2); | |
604 | I2CWrite(saa, 0x22, 0x04, right > 94 ? 94 : right, 2); | |
605 | } | |
606 | ||
607 | static void initialize_cs4341(struct saa7146 *saa) | |
608 | { | |
609 | int i; | |
610 | for (i = 0; i < 200; i++) { | |
611 | /* auto mute off, power on, no de-emphasis */ | |
612 | /* I2S data up to 24-bit 64xFs internal SCLK */ | |
613 | I2CWrite(saa, 0x22, 0x01, 0x11, 2); | |
614 | /* ATAPI mixer settings */ | |
615 | I2CWrite(saa, 0x22, 0x02, 0x49, 2); | |
616 | /* attenuation left 3db */ | |
617 | I2CWrite(saa, 0x22, 0x03, 0x00, 2); | |
618 | /* attenuation right 3db */ | |
619 | I2CWrite(saa, 0x22, 0x04, 0x00, 2); | |
620 | I2CWrite(saa, 0x22, 0x01, 0x10, 2); | |
621 | if (I2CRead(saa, 0x22, 0x02, 1) == 0x49) | |
622 | break; | |
623 | schedule(); | |
624 | } | |
625 | printk("stradis%d: CS4341 initialized (%d)\n", saa->nr, i); | |
626 | return; | |
627 | } | |
628 | ||
629 | static void initialize_cs8420(struct saa7146 *saa, int pro) | |
630 | { | |
631 | int i; | |
632 | u8 *sequence; | |
633 | if (pro) | |
634 | sequence = mode8420pro; | |
635 | else | |
636 | sequence = mode8420con; | |
637 | for (i = 0; i < INIT8420LEN; i++) | |
f823f679 | 638 | I2CWrite(saa, 0x20, init8420[i * 2], init8420[i * 2 + 1], 2); |
1da177e4 | 639 | for (i = 0; i < MODE8420LEN; i++) |
f823f679 | 640 | I2CWrite(saa, 0x20, sequence[i * 2], sequence[i * 2 + 1], 2); |
1da177e4 LT |
641 | printk("stradis%d: CS8420 initialized\n", saa->nr); |
642 | } | |
643 | ||
644 | static void initialize_saa7121(struct saa7146 *saa, int dopal) | |
645 | { | |
646 | int i, mod; | |
647 | u8 *sequence; | |
648 | if (dopal) | |
649 | sequence = init7121pal; | |
650 | else | |
651 | sequence = init7121ntsc; | |
652 | mod = saaread(SAA7146_PSR) & 0x08; | |
653 | /* initialize PAL/NTSC video encoder */ | |
654 | for (i = 0; i < INIT7121LEN; i++) { | |
655 | if (NewCard) { /* handle new card encoder differences */ | |
f823f679 | 656 | if (sequence[i * 2] == 0x3a) |
1da177e4 | 657 | I2CWrite(saa, 0x88, 0x3a, 0x13, 2); |
f823f679 | 658 | else if (sequence[i * 2] == 0x6b) |
1da177e4 | 659 | I2CWrite(saa, 0x88, 0x6b, 0x20, 2); |
f823f679 | 660 | else if (sequence[i * 2] == 0x6c) |
1da177e4 LT |
661 | I2CWrite(saa, 0x88, 0x6c, |
662 | dopal ? 0x09 : 0xf5, 2); | |
f823f679 | 663 | else if (sequence[i * 2] == 0x6d) |
1da177e4 LT |
664 | I2CWrite(saa, 0x88, 0x6d, |
665 | dopal ? 0x20 : 0x00, 2); | |
f823f679 | 666 | else if (sequence[i * 2] == 0x7a) |
1da177e4 LT |
667 | I2CWrite(saa, 0x88, 0x7a, |
668 | dopal ? (PALFirstActive - 1) : | |
669 | (NTSCFirstActive - 4), 2); | |
f823f679 | 670 | else if (sequence[i * 2] == 0x7b) |
1da177e4 LT |
671 | I2CWrite(saa, 0x88, 0x7b, |
672 | dopal ? PALLastActive : | |
673 | NTSCLastActive, 2); | |
f823f679 JS |
674 | else |
675 | I2CWrite(saa, 0x88, sequence[i * 2], | |
676 | sequence[i * 2 + 1], 2); | |
1da177e4 | 677 | } else { |
f823f679 JS |
678 | if (sequence[i * 2] == 0x6b && mod) |
679 | I2CWrite(saa, 0x88, 0x6b, | |
680 | (sequence[i * 2 + 1] ^ 0x09), 2); | |
681 | else if (sequence[i * 2] == 0x7a) | |
1da177e4 LT |
682 | I2CWrite(saa, 0x88, 0x7a, |
683 | dopal ? (PALFirstActive - 1) : | |
684 | (NTSCFirstActive - 4), 2); | |
f823f679 | 685 | else if (sequence[i * 2] == 0x7b) |
1da177e4 LT |
686 | I2CWrite(saa, 0x88, 0x7b, |
687 | dopal ? PALLastActive : | |
688 | NTSCLastActive, 2); | |
689 | else | |
690 | I2CWrite(saa, 0x88, sequence[i * 2], | |
691 | sequence[i * 2 + 1], 2); | |
692 | } | |
693 | } | |
694 | } | |
695 | ||
696 | static void set_genlock_offset(struct saa7146 *saa, int noffset) | |
697 | { | |
698 | int nCode; | |
699 | int PixelsPerLine = 858; | |
700 | if (CurrentMode == VIDEO_MODE_PAL) | |
701 | PixelsPerLine = 864; | |
702 | if (noffset > 500) | |
703 | noffset = 500; | |
704 | else if (noffset < -500) | |
705 | noffset = -500; | |
706 | nCode = noffset + 0x100; | |
707 | if (nCode == 1) | |
708 | nCode = 0x401; | |
f823f679 JS |
709 | else if (nCode < 1) |
710 | nCode = 0x400 + PixelsPerLine + nCode; | |
1da177e4 LT |
711 | debiwrite(saa, debNormal, XILINX_GLDELAY, nCode, 2); |
712 | } | |
713 | ||
714 | static void set_out_format(struct saa7146 *saa, int mode) | |
715 | { | |
716 | initialize_saa7121(saa, (mode == VIDEO_MODE_NTSC ? 0 : 1)); | |
717 | saa->boardcfg[2] = mode; | |
718 | /* do not adjust analog video parameters here, use saa7121 init */ | |
719 | /* you will affect the SDI output on the new card */ | |
f823f679 | 720 | if (mode == VIDEO_MODE_PAL) { /* PAL */ |
1da177e4 LT |
721 | debiwrite(saa, debNormal, XILINX_CTL0, 0x0808, 2); |
722 | mdelay(50); | |
723 | saawrite(0x012002c0, SAA7146_NUM_LINE_BYTE1); | |
724 | if (NewCard) { | |
f823f679 | 725 | debiwrite(saa, debNormal, IBM_MP2_DISP_MODE, 0xe100, 2); |
1da177e4 LT |
726 | mdelay(50); |
727 | } | |
728 | debiwrite(saa, debNormal, IBM_MP2_DISP_MODE, | |
f823f679 | 729 | NewCard ? 0xe500 : 0x6500, 2); |
1da177e4 LT |
730 | debiwrite(saa, debNormal, IBM_MP2_DISP_DLY, |
731 | (1 << 8) | | |
f823f679 | 732 | (NewCard ? PALFirstActive : PALFirstActive - 6), 2); |
1da177e4 LT |
733 | } else { /* NTSC */ |
734 | debiwrite(saa, debNormal, XILINX_CTL0, 0x0800, 2); | |
735 | mdelay(50); | |
736 | saawrite(0x00f002c0, SAA7146_NUM_LINE_BYTE1); | |
737 | debiwrite(saa, debNormal, IBM_MP2_DISP_MODE, | |
f823f679 | 738 | NewCard ? 0xe100 : 0x6100, 2); |
1da177e4 LT |
739 | debiwrite(saa, debNormal, IBM_MP2_DISP_DLY, |
740 | (1 << 8) | | |
f823f679 | 741 | (NewCard ? NTSCFirstActive : NTSCFirstActive - 6), 2); |
1da177e4 LT |
742 | } |
743 | } | |
744 | ||
1da177e4 LT |
745 | /* Intialize bitmangler to map from a byte value to the mangled word that |
746 | * must be output to program the Xilinx part through the DEBI port. | |
747 | * Xilinx Data Bit->DEBI Bit: 0->15 1->7 2->6 3->12 4->11 5->2 6->1 7->0 | |
748 | * transfer FPGA code, init IBM chip, transfer IBM microcode | |
749 | * rev2 card mangles: 0->7 1->6 2->5 3->4 4->3 5->2 6->1 7->0 | |
750 | */ | |
751 | static u16 bitmangler[256]; | |
752 | ||
753 | static int initialize_fpga(struct video_code *bitdata) | |
754 | { | |
755 | int i, num, startindex, failure = 0, loadtwo, loadfile = 0; | |
756 | u16 *dmabuf; | |
757 | u8 *newdma; | |
758 | struct saa7146 *saa; | |
759 | ||
760 | /* verify fpga code */ | |
761 | for (startindex = 0; startindex < bitdata->datasize; startindex++) | |
762 | if (bitdata->data[startindex] == 255) | |
763 | break; | |
764 | if (startindex == bitdata->datasize) { | |
765 | printk(KERN_INFO "stradis: bad fpga code\n"); | |
766 | return -1; | |
767 | } | |
768 | /* initialize all detected cards */ | |
769 | for (num = 0; num < saa_num; num++) { | |
770 | saa = &saa7146s[num]; | |
771 | if (saa->boardcfg[0] > 20) | |
f823f679 | 772 | continue; /* card was programmed */ |
1da177e4 LT |
773 | loadtwo = (saa->boardcfg[18] & 0x10); |
774 | if (!NewCard) /* we have an old board */ | |
775 | for (i = 0; i < 256; i++) | |
f823f679 JS |
776 | bitmangler[i] = ((i & 0x01) << 15) | |
777 | ((i & 0x02) << 6) | ((i & 0x04) << 4) | | |
778 | ((i & 0x08) << 9) | ((i & 0x10) << 7) | | |
779 | ((i & 0x20) >> 3) | ((i & 0x40) >> 5) | | |
780 | ((i & 0x80) >> 7); | |
781 | else /* else we have a new board */ | |
1da177e4 | 782 | for (i = 0; i < 256; i++) |
f823f679 JS |
783 | bitmangler[i] = ((i & 0x01) << 7) | |
784 | ((i & 0x02) << 5) | ((i & 0x04) << 3) | | |
785 | ((i & 0x08) << 1) | ((i & 0x10) >> 1) | | |
786 | ((i & 0x20) >> 3) | ((i & 0x40) >> 5) | | |
787 | ((i & 0x80) >> 7); | |
1da177e4 LT |
788 | |
789 | dmabuf = (u16 *) saa->dmadebi; | |
790 | newdma = (u8 *) saa->dmadebi; | |
791 | if (NewCard) { /* SDM2xxx */ | |
792 | if (!strncmp(bitdata->loadwhat, "decoder2", 8)) | |
793 | continue; /* fpga not for this card */ | |
f823f679 | 794 | if (!strncmp(&saa->boardcfg[42], bitdata->loadwhat, 8)) |
1da177e4 | 795 | loadfile = 1; |
f823f679 JS |
796 | else if (loadtwo && !strncmp(&saa->boardcfg[19], |
797 | bitdata->loadwhat, 8)) | |
1da177e4 | 798 | loadfile = 2; |
f823f679 JS |
799 | else if (!saa->boardcfg[42] && !strncmp("decxl", |
800 | bitdata->loadwhat, 8)) | |
801 | loadfile = 1; /* special */ | |
802 | else | |
1da177e4 | 803 | continue; /* fpga not for this card */ |
f823f679 | 804 | if (loadfile != 1 && loadfile != 2) |
1da177e4 | 805 | continue; /* skip to next card */ |
f823f679 | 806 | if (saa->boardcfg[0] && loadfile == 1) |
1da177e4 LT |
807 | continue; /* skip to next card */ |
808 | if (saa->boardcfg[0] != 1 && loadfile == 2) | |
809 | continue; /* skip to next card */ | |
810 | saa->boardcfg[0]++; /* mark fpga handled */ | |
811 | printk("stradis%d: loading %s\n", saa->nr, | |
812 | bitdata->loadwhat); | |
813 | if (loadtwo && loadfile == 2) | |
814 | goto send_fpga_stuff; | |
815 | /* turn on the Audio interface to set PROG low */ | |
816 | saawrite(0x00400040, SAA7146_GPIO_CTRL); | |
817 | saaread(SAA7146_PSR); /* ensure posted write */ | |
818 | /* wait for everyone to reset */ | |
819 | mdelay(10); | |
820 | saawrite(0x00400000, SAA7146_GPIO_CTRL); | |
821 | } else { /* original card */ | |
822 | if (strncmp(bitdata->loadwhat, "decoder2", 8)) | |
823 | continue; /* fpga not for this card */ | |
824 | /* Pull the Xilinx PROG signal WS3 low */ | |
825 | saawrite(0x02000200, SAA7146_MC1); | |
826 | /* Turn on the Audio interface so can set PROG low */ | |
827 | saawrite(0x000000c0, SAA7146_ACON1); | |
828 | /* Pull the Xilinx INIT signal (GPIO2) low */ | |
829 | saawrite(0x00400000, SAA7146_GPIO_CTRL); | |
830 | /* Make sure everybody resets */ | |
831 | saaread(SAA7146_PSR); /* ensure posted write */ | |
832 | mdelay(10); | |
833 | /* Release the Xilinx PROG signal */ | |
834 | saawrite(0x00000000, SAA7146_ACON1); | |
835 | /* Turn off the Audio interface */ | |
836 | saawrite(0x02000000, SAA7146_MC1); | |
837 | } | |
838 | /* Release Xilinx INIT signal (WS2) */ | |
839 | saawrite(0x00000000, SAA7146_GPIO_CTRL); | |
840 | /* Wait for the INIT to go High */ | |
f823f679 JS |
841 | for (i = 0; |
842 | i < 10000 && !(saaread(SAA7146_PSR) & SAA7146_PSR_PIN2); | |
843 | i++) | |
1da177e4 LT |
844 | schedule(); |
845 | if (i == 1000) { | |
846 | printk(KERN_INFO "stradis%d: no fpga INIT\n", saa->nr); | |
847 | return -1; | |
848 | } | |
849 | send_fpga_stuff: | |
850 | if (NewCard) { | |
851 | for (i = startindex; i < bitdata->datasize; i++) | |
852 | newdma[i - startindex] = | |
f823f679 | 853 | bitmangler[bitdata->data[i]]; |
1da177e4 LT |
854 | debiwrite(saa, 0x01420000, 0, 0, |
855 | ((bitdata->datasize - startindex) + 5)); | |
f823f679 JS |
856 | if (loadtwo && loadfile == 1) { |
857 | printk("stradis%d: awaiting 2nd FPGA bitfile\n", | |
858 | saa->nr); | |
859 | continue; /* skip to next card */ | |
1da177e4 LT |
860 | } |
861 | } else { | |
862 | for (i = startindex; i < bitdata->datasize; i++) | |
863 | dmabuf[i - startindex] = | |
864 | bitmangler[bitdata->data[i]]; | |
865 | debiwrite(saa, 0x014a0000, 0, 0, | |
866 | ((bitdata->datasize - startindex) + 5) * 2); | |
867 | } | |
f823f679 JS |
868 | for (i = 0; |
869 | i < 1000 && !(saaread(SAA7146_PSR) & SAA7146_PSR_PIN2); | |
870 | i++) | |
1da177e4 LT |
871 | schedule(); |
872 | if (i == 1000) { | |
873 | printk(KERN_INFO "stradis%d: FPGA load failed\n", | |
874 | saa->nr); | |
875 | failure++; | |
876 | continue; | |
877 | } | |
878 | if (!NewCard) { | |
879 | /* Pull the Xilinx INIT signal (GPIO2) low */ | |
880 | saawrite(0x00400000, SAA7146_GPIO_CTRL); | |
881 | saaread(SAA7146_PSR); /* ensure posted write */ | |
882 | mdelay(2); | |
883 | saawrite(0x00000000, SAA7146_GPIO_CTRL); | |
884 | mdelay(2); | |
885 | } | |
886 | printk(KERN_INFO "stradis%d: FPGA Loaded\n", saa->nr); | |
887 | saa->boardcfg[0] = 26; /* mark fpga programmed */ | |
888 | /* set VXCO to its lowest frequency */ | |
889 | debiwrite(saa, debNormal, XILINX_PWM, 0, 2); | |
890 | if (NewCard) { | |
891 | /* mute CS3310 */ | |
892 | if (HaveCS3310) | |
893 | debiwrite(saa, debNormal, XILINX_CS3310_CMPLT, | |
f823f679 | 894 | 0, 2); |
1da177e4 LT |
895 | /* set VXCO to PWM mode, release reset, blank on */ |
896 | debiwrite(saa, debNormal, XILINX_CTL0, 0xffc4, 2); | |
897 | mdelay(10); | |
898 | /* unmute CS3310 */ | |
899 | if (HaveCS3310) | |
900 | debiwrite(saa, debNormal, XILINX_CTL0, | |
f823f679 | 901 | 0x2020, 2); |
1da177e4 LT |
902 | } |
903 | /* set source Black */ | |
904 | debiwrite(saa, debNormal, XILINX_CTL0, 0x1707, 2); | |
905 | saa->boardcfg[4] = 22; /* set NTSC First Active Line */ | |
906 | saa->boardcfg[5] = 23; /* set PAL First Active Line */ | |
907 | saa->boardcfg[54] = 2; /* set NTSC Last Active Line - 256 */ | |
908 | saa->boardcfg[55] = 54; /* set PAL Last Active Line - 256 */ | |
909 | set_out_format(saa, VIDEO_MODE_NTSC); | |
910 | mdelay(50); | |
911 | /* begin IBM chip init */ | |
912 | debiwrite(saa, debNormal, IBM_MP2_CHIP_CONTROL, 4, 2); | |
913 | saaread(SAA7146_PSR); /* wait for reset */ | |
914 | mdelay(5); | |
915 | debiwrite(saa, debNormal, IBM_MP2_CHIP_CONTROL, 0, 2); | |
916 | debiread(saa, debNormal, IBM_MP2_CHIP_CONTROL, 2); | |
917 | debiwrite(saa, debNormal, IBM_MP2_CHIP_CONTROL, 0x10, 2); | |
918 | debiwrite(saa, debNormal, IBM_MP2_CMD_ADDR, 0, 2); | |
919 | debiwrite(saa, debNormal, IBM_MP2_CHIP_MODE, 0x2e, 2); | |
920 | if (NewCard) { | |
921 | mdelay(5); | |
922 | /* set i2s rate converter to 48KHz */ | |
923 | debiwrite(saa, debNormal, 0x80c0, 6, 2); | |
924 | /* we must init CS8420 first since rev b pulls i2s */ | |
925 | /* master clock low and CS4341 needs i2s master to */ | |
926 | /* run the i2c port. */ | |
f823f679 | 927 | if (HaveCS8420) |
1da177e4 LT |
928 | /* 0=consumer, 1=pro */ |
929 | initialize_cs8420(saa, 0); | |
f823f679 | 930 | |
1da177e4 LT |
931 | mdelay(5); |
932 | if (HaveCS4341) | |
933 | initialize_cs4341(saa); | |
934 | } | |
935 | debiwrite(saa, debNormal, IBM_MP2_INFC_CTL, 0x48, 2); | |
936 | debiwrite(saa, debNormal, IBM_MP2_BEEP_CTL, 0xa000, 2); | |
937 | debiwrite(saa, debNormal, IBM_MP2_DISP_LBOR, 0, 2); | |
938 | debiwrite(saa, debNormal, IBM_MP2_DISP_TBOR, 0, 2); | |
939 | if (NewCard) | |
940 | set_genlock_offset(saa, 0); | |
941 | debiwrite(saa, debNormal, IBM_MP2_FRNT_ATTEN, 0, 2); | |
942 | #if 0 | |
943 | /* enable genlock */ | |
944 | debiwrite(saa, debNormal, XILINX_CTL0, 0x8000, 2); | |
945 | #else | |
946 | /* disable genlock */ | |
947 | debiwrite(saa, debNormal, XILINX_CTL0, 0x8080, 2); | |
948 | #endif | |
949 | } | |
f823f679 | 950 | |
1da177e4 LT |
951 | return failure; |
952 | } | |
953 | ||
954 | static int do_ibm_reset(struct saa7146 *saa) | |
955 | { | |
956 | /* failure if decoder not previously programmed */ | |
957 | if (saa->boardcfg[0] < 37) | |
958 | return -EIO; | |
959 | /* mute CS3310 */ | |
960 | if (HaveCS3310) | |
961 | debiwrite(saa, debNormal, XILINX_CS3310_CMPLT, 0, 2); | |
962 | /* disable interrupts */ | |
963 | saawrite(0, SAA7146_IER); | |
964 | saa->audhead = saa->audtail = 0; | |
965 | saa->vidhead = saa->vidtail = 0; | |
966 | /* tristate debi bus, disable debi transfers */ | |
967 | saawrite(0x00880000, SAA7146_MC1); | |
968 | /* ensure posted write */ | |
969 | saaread(SAA7146_MC1); | |
970 | mdelay(50); | |
971 | /* re-enable debi transfers */ | |
972 | saawrite(0x00880088, SAA7146_MC1); | |
973 | /* set source Black */ | |
974 | debiwrite(saa, debNormal, XILINX_CTL0, 0x1707, 2); | |
975 | /* begin IBM chip init */ | |
976 | set_out_format(saa, CurrentMode); | |
977 | debiwrite(saa, debNormal, IBM_MP2_CHIP_CONTROL, 4, 2); | |
978 | saaread(SAA7146_PSR); /* wait for reset */ | |
979 | mdelay(5); | |
980 | debiwrite(saa, debNormal, IBM_MP2_CHIP_CONTROL, 0, 2); | |
981 | debiread(saa, debNormal, IBM_MP2_CHIP_CONTROL, 2); | |
982 | debiwrite(saa, debNormal, IBM_MP2_CHIP_CONTROL, ChipControl, 2); | |
983 | debiwrite(saa, debNormal, IBM_MP2_CHIP_MODE, 0x2e, 2); | |
984 | if (NewCard) { | |
985 | mdelay(5); | |
986 | /* set i2s rate converter to 48KHz */ | |
987 | debiwrite(saa, debNormal, 0x80c0, 6, 2); | |
988 | /* we must init CS8420 first since rev b pulls i2s */ | |
989 | /* master clock low and CS4341 needs i2s master to */ | |
990 | /* run the i2c port. */ | |
f823f679 | 991 | if (HaveCS8420) |
1da177e4 LT |
992 | /* 0=consumer, 1=pro */ |
993 | initialize_cs8420(saa, 1); | |
f823f679 | 994 | |
1da177e4 LT |
995 | mdelay(5); |
996 | if (HaveCS4341) | |
997 | initialize_cs4341(saa); | |
998 | } | |
999 | debiwrite(saa, debNormal, IBM_MP2_INFC_CTL, 0x48, 2); | |
1000 | debiwrite(saa, debNormal, IBM_MP2_BEEP_CTL, 0xa000, 2); | |
1001 | debiwrite(saa, debNormal, IBM_MP2_DISP_LBOR, 0, 2); | |
1002 | debiwrite(saa, debNormal, IBM_MP2_DISP_TBOR, 0, 2); | |
1003 | if (NewCard) | |
1004 | set_genlock_offset(saa, 0); | |
1005 | debiwrite(saa, debNormal, IBM_MP2_FRNT_ATTEN, 0, 2); | |
1006 | debiwrite(saa, debNormal, IBM_MP2_OSD_SIZE, 0x2000, 2); | |
1007 | debiwrite(saa, debNormal, IBM_MP2_AUD_CTL, 0x4552, 2); | |
1008 | if (ibm_send_command(saa, IBM_MP2_CONFIG_DECODER, | |
f823f679 | 1009 | (ChipControl == 0x43 ? 0xe800 : 0xe000), 1)) { |
1da177e4 LT |
1010 | printk(KERN_ERR "stradis%d: IBM config failed\n", saa->nr); |
1011 | } | |
1012 | if (HaveCS3310) { | |
1013 | int i = CS3310MaxLvl; | |
f823f679 | 1014 | debiwrite(saa, debNormal, XILINX_CS3310_CMPLT, ((i << 8)| i),2); |
1da177e4 LT |
1015 | } |
1016 | /* start video decoder */ | |
1017 | debiwrite(saa, debNormal, IBM_MP2_CHIP_CONTROL, ChipControl, 2); | |
1018 | /* 256k vid, 3520 bytes aud */ | |
1019 | debiwrite(saa, debNormal, IBM_MP2_RB_THRESHOLD, 0x4037, 2); | |
1020 | debiwrite(saa, debNormal, IBM_MP2_AUD_CTL, 0x4573, 2); | |
1021 | ibm_send_command(saa, IBM_MP2_PLAY, 0, 0); | |
1022 | /* enable buffer threshold irq */ | |
1023 | debiwrite(saa, debNormal, IBM_MP2_MASK0, 0xc00c, 2); | |
1024 | /* clear pending interrupts */ | |
1025 | debiread(saa, debNormal, IBM_MP2_HOST_INT, 2); | |
1026 | debiwrite(saa, debNormal, XILINX_CTL0, 0x1711, 2); | |
f823f679 | 1027 | |
1da177e4 LT |
1028 | return 0; |
1029 | } | |
1030 | ||
1031 | /* load the decoder microcode */ | |
1032 | static int initialize_ibmmpeg2(struct video_code *microcode) | |
1033 | { | |
1034 | int i, num; | |
1035 | struct saa7146 *saa; | |
1036 | ||
1037 | for (num = 0; num < saa_num; num++) { | |
1038 | saa = &saa7146s[num]; | |
1039 | /* check that FPGA is loaded */ | |
1040 | debiwrite(saa, debNormal, IBM_MP2_OSD_SIZE, 0xa55a, 2); | |
f823f679 JS |
1041 | i = debiread(saa, debNormal, IBM_MP2_OSD_SIZE, 2); |
1042 | if (i != 0xa55a) { | |
1da177e4 LT |
1043 | printk(KERN_INFO "stradis%d: %04x != 0xa55a\n", |
1044 | saa->nr, i); | |
1045 | #if 0 | |
1046 | return -1; | |
1047 | #endif | |
1048 | } | |
1049 | if (!strncmp(microcode->loadwhat, "decoder.vid", 11)) { | |
1050 | if (saa->boardcfg[0] > 27) | |
1051 | continue; /* skip to next card */ | |
1052 | /* load video control store */ | |
f823f679 | 1053 | saa->boardcfg[1] = 0x13; /* no-sync default */ |
1da177e4 LT |
1054 | debiwrite(saa, debNormal, IBM_MP2_WR_PROT, 1, 2); |
1055 | debiwrite(saa, debNormal, IBM_MP2_PROC_IADDR, 0, 2); | |
1056 | for (i = 0; i < microcode->datasize / 2; i++) | |
1057 | debiwrite(saa, debNormal, IBM_MP2_PROC_IDATA, | |
1058 | (microcode->data[i * 2] << 8) | | |
f823f679 | 1059 | microcode->data[i * 2 + 1], 2); |
1da177e4 LT |
1060 | debiwrite(saa, debNormal, IBM_MP2_PROC_IADDR, 0, 2); |
1061 | debiwrite(saa, debNormal, IBM_MP2_WR_PROT, 0, 2); | |
1062 | debiwrite(saa, debNormal, IBM_MP2_CHIP_CONTROL, | |
f823f679 | 1063 | ChipControl, 2); |
1da177e4 LT |
1064 | saa->boardcfg[0] = 28; |
1065 | } | |
1066 | if (!strncmp(microcode->loadwhat, "decoder.aud", 11)) { | |
1067 | if (saa->boardcfg[0] > 35) | |
1068 | continue; /* skip to next card */ | |
1069 | /* load audio control store */ | |
1070 | debiwrite(saa, debNormal, IBM_MP2_WR_PROT, 1, 2); | |
1071 | debiwrite(saa, debNormal, IBM_MP2_AUD_IADDR, 0, 2); | |
1072 | for (i = 0; i < microcode->datasize; i++) | |
1073 | debiwrite(saa, debNormal, IBM_MP2_AUD_IDATA, | |
1074 | microcode->data[i], 1); | |
1075 | debiwrite(saa, debNormal, IBM_MP2_AUD_IADDR, 0, 2); | |
1076 | debiwrite(saa, debNormal, IBM_MP2_WR_PROT, 0, 2); | |
1077 | debiwrite(saa, debNormal, IBM_MP2_OSD_SIZE, 0x2000, 2); | |
1078 | debiwrite(saa, debNormal, IBM_MP2_AUD_CTL, 0x4552, 2); | |
1079 | if (ibm_send_command(saa, IBM_MP2_CONFIG_DECODER, | |
f823f679 JS |
1080 | 0xe000, 1)) { |
1081 | printk(KERN_ERR "stradis%d: IBM config " | |
1082 | "failed\n", saa->nr); | |
1da177e4 LT |
1083 | return -1; |
1084 | } | |
1085 | /* set PWM to center value */ | |
1086 | if (NewCard) { | |
1087 | debiwrite(saa, debNormal, XILINX_PWM, | |
f823f679 JS |
1088 | saa->boardcfg[14] + |
1089 | (saa->boardcfg[13] << 8), 2); | |
1da177e4 | 1090 | } else |
f823f679 JS |
1091 | debiwrite(saa, debNormal, XILINX_PWM, 0x46, 2); |
1092 | ||
1da177e4 LT |
1093 | if (HaveCS3310) { |
1094 | i = CS3310MaxLvl; | |
f823f679 JS |
1095 | debiwrite(saa, debNormal, XILINX_CS3310_CMPLT, |
1096 | (i << 8) | i, 2); | |
1da177e4 | 1097 | } |
f823f679 JS |
1098 | printk(KERN_INFO "stradis%d: IBM MPEGCD%d Inited\n", |
1099 | saa->nr, 18 + (debiread(saa, debNormal, | |
1100 | IBM_MP2_CHIP_CONTROL, 2) >> 12)); | |
1da177e4 LT |
1101 | /* start video decoder */ |
1102 | debiwrite(saa, debNormal, IBM_MP2_CHIP_CONTROL, | |
1103 | ChipControl, 2); | |
f823f679 JS |
1104 | debiwrite(saa, debNormal, IBM_MP2_RB_THRESHOLD, 0x4037, |
1105 | 2); /* 256k vid, 3520 bytes aud */ | |
1da177e4 LT |
1106 | debiwrite(saa, debNormal, IBM_MP2_AUD_CTL, 0x4573, 2); |
1107 | ibm_send_command(saa, IBM_MP2_PLAY, 0, 0); | |
1108 | /* enable buffer threshold irq */ | |
1109 | debiwrite(saa, debNormal, IBM_MP2_MASK0, 0xc00c, 2); | |
1110 | debiread(saa, debNormal, IBM_MP2_HOST_INT, 2); | |
1111 | /* enable gpio irq */ | |
1112 | saawrite(0x00002000, SAA7146_GPIO_CTRL); | |
1113 | /* enable decoder output to HPS */ | |
1114 | debiwrite(saa, debNormal, XILINX_CTL0, 0x1711, 2); | |
1115 | saa->boardcfg[0] = 37; | |
1116 | } | |
1117 | } | |
f823f679 | 1118 | |
1da177e4 LT |
1119 | return 0; |
1120 | } | |
1121 | ||
f823f679 JS |
1122 | static u32 palette2fmt[] = { /* some of these YUV translations are wrong */ |
1123 | 0xffffffff, 0x86000000, 0x87000000, 0x80000000, 0x8100000, 0x82000000, | |
1124 | 0x83000000, 0x00000000, 0x03000000, 0x03000000, 0x0a00000, 0x03000000, | |
1125 | 0x06000000, 0x00000000, 0x03000000, 0x0a000000, 0x0300000 | |
1da177e4 | 1126 | }; |
f823f679 | 1127 | static int bpp2fmt[4] = { |
1da177e4 LT |
1128 | VIDEO_PALETTE_HI240, VIDEO_PALETTE_RGB565, VIDEO_PALETTE_RGB24, |
1129 | VIDEO_PALETTE_RGB32 | |
1130 | }; | |
1131 | ||
1132 | /* I wish I could find a formula to calculate these... */ | |
f823f679 JS |
1133 | static u32 h_prescale[64] = { |
1134 | 0x10000000, 0x18040202, 0x18080000, 0x380c0606, 0x38100204, 0x38140808, | |
1135 | 0x38180000, 0x381c0000, 0x3820161c, 0x38242a3b, 0x38281230, 0x382c4460, | |
1136 | 0x38301040, 0x38340080, 0x38380000, 0x383c0000, 0x3840fefe, 0x3844ee9f, | |
1137 | 0x3848ee9f, 0x384cee9f, 0x3850ee9f, 0x38542a3b, 0x38581230, 0x385c0000, | |
1138 | 0x38600000, 0x38640000, 0x38680000, 0x386c0000, 0x38700000, 0x38740000, | |
1139 | 0x38780000, 0x387c0000, 0x30800000, 0x38840000, 0x38880000, 0x388c0000, | |
1140 | 0x38900000, 0x38940000, 0x38980000, 0x389c0000, 0x38a00000, 0x38a40000, | |
1141 | 0x38a80000, 0x38ac0000, 0x38b00000, 0x38b40000, 0x38b80000, 0x38bc0000, | |
1142 | 0x38c00000, 0x38c40000, 0x38c80000, 0x38cc0000, 0x38d00000, 0x38d40000, | |
1143 | 0x38d80000, 0x38dc0000, 0x38e00000, 0x38e40000, 0x38e80000, 0x38ec0000, | |
1144 | 0x38f00000, 0x38f40000, 0x38f80000, 0x38fc0000, | |
1da177e4 | 1145 | }; |
f823f679 JS |
1146 | static u32 v_gain[64] = { |
1147 | 0x016000ff, 0x016100ff, 0x016100ff, 0x016200ff, 0x016200ff, 0x016200ff, | |
1148 | 0x016200ff, 0x016300ff, 0x016300ff, 0x016300ff, 0x016300ff, 0x016300ff, | |
1149 | 0x016300ff, 0x016300ff, 0x016300ff, 0x016400ff, 0x016400ff, 0x016400ff, | |
1150 | 0x016400ff, 0x016400ff, 0x016400ff, 0x016400ff, 0x016400ff, 0x016400ff, | |
1151 | 0x016400ff, 0x016400ff, 0x016400ff, 0x016400ff, 0x016400ff, 0x016400ff, | |
1152 | 0x016400ff, 0x016400ff, 0x016400ff, 0x016400ff, 0x016400ff, 0x016400ff, | |
1153 | 0x016400ff, 0x016400ff, 0x016400ff, 0x016400ff, 0x016400ff, 0x016400ff, | |
1154 | 0x016400ff, 0x016400ff, 0x016400ff, 0x016400ff, 0x016400ff, 0x016400ff, | |
1155 | 0x016400ff, 0x016400ff, 0x016400ff, 0x016400ff, 0x016400ff, 0x016400ff, | |
1156 | 0x016400ff, 0x016400ff, 0x016400ff, 0x016400ff, 0x016400ff, 0x016400ff, | |
1157 | 0x016400ff, 0x016400ff, 0x016400ff, 0x016400ff, | |
1da177e4 LT |
1158 | }; |
1159 | ||
1da177e4 LT |
1160 | static void saa7146_set_winsize(struct saa7146 *saa) |
1161 | { | |
1162 | u32 format; | |
1163 | int offset, yacl, ysci; | |
1164 | saa->win.color_fmt = format = | |
1165 | (saa->win.depth == 15) ? palette2fmt[VIDEO_PALETTE_RGB555] : | |
1166 | palette2fmt[bpp2fmt[(saa->win.bpp - 1) & 3]]; | |
1167 | offset = saa->win.x * saa->win.bpp + saa->win.y * saa->win.bpl; | |
1168 | saawrite(saa->win.vidadr + offset, SAA7146_BASE_EVEN1); | |
1169 | saawrite(saa->win.vidadr + offset + saa->win.bpl, SAA7146_BASE_ODD1); | |
1170 | saawrite(saa->win.bpl * 2, SAA7146_PITCH1); | |
1171 | saawrite(saa->win.vidadr + saa->win.bpl * saa->win.sheight, | |
1172 | SAA7146_PROT_ADDR1); | |
1173 | saawrite(0, SAA7146_PAGE1); | |
f823f679 | 1174 | saawrite(format | 0x60, SAA7146_CLIP_FORMAT_CTRL); |
1da177e4 LT |
1175 | offset = (704 / (saa->win.width - 1)) & 0x3f; |
1176 | saawrite(h_prescale[offset], SAA7146_HPS_H_PRESCALE); | |
1177 | offset = (720896 / saa->win.width) / (offset + 1); | |
f823f679 | 1178 | saawrite((offset << 12) | 0x0c, SAA7146_HPS_H_SCALE); |
1da177e4 | 1179 | if (CurrentMode == VIDEO_MODE_NTSC) { |
f823f679 | 1180 | yacl = /*(480 / saa->win.height - 1) & 0x3f */ 0; |
1da177e4 LT |
1181 | ysci = 1024 - (saa->win.height * 1024 / 480); |
1182 | } else { | |
f823f679 | 1183 | yacl = /*(576 / saa->win.height - 1) & 0x3f */ 0; |
1da177e4 LT |
1184 | ysci = 1024 - (saa->win.height * 1024 / 576); |
1185 | } | |
f823f679 | 1186 | saawrite((1 << 31) | (ysci << 21) | (yacl << 15), SAA7146_HPS_V_SCALE); |
1da177e4 LT |
1187 | saawrite(v_gain[yacl], SAA7146_HPS_V_GAIN); |
1188 | saawrite(((SAA7146_MC2_UPLD_DMA1 | SAA7146_MC2_UPLD_HPS_V | | |
f823f679 JS |
1189 | SAA7146_MC2_UPLD_HPS_H) << 16) | (SAA7146_MC2_UPLD_DMA1 | |
1190 | SAA7146_MC2_UPLD_HPS_V | SAA7146_MC2_UPLD_HPS_H), SAA7146_MC2); | |
1da177e4 LT |
1191 | } |
1192 | ||
1193 | /* clip_draw_rectangle(cm,x,y,w,h) -- handle clipping an area | |
d56410e0 MCC |
1194 | * bitmap is fixed width, 128 bytes (1024 pixels represented) |
1195 | * arranged most-sigificant-bit-left in 32-bit words | |
1196 | * based on saa7146 clipping hardware, it swaps bytes if LE | |
1da177e4 LT |
1197 | * much of this makes up for egcs brain damage -- so if you |
1198 | * are wondering "why did he do this?" it is because the C | |
1199 | * was adjusted to generate the optimal asm output without | |
1200 | * writing non-portable __asm__ directives. | |
1201 | */ | |
1202 | ||
1203 | static void clip_draw_rectangle(u32 *clipmap, int x, int y, int w, int h) | |
1204 | { | |
1205 | register int startword, endword; | |
1206 | register u32 bitsleft, bitsright; | |
1207 | u32 *temp; | |
1208 | if (x < 0) { | |
1209 | w += x; | |
1210 | x = 0; | |
1211 | } | |
1212 | if (y < 0) { | |
1213 | h += y; | |
1214 | y = 0; | |
1215 | } | |
1216 | if (w <= 0 || h <= 0 || x > 1023 || y > 639) | |
1217 | return; /* throw away bad clips */ | |
1218 | if (x + w > 1024) | |
1219 | w = 1024 - x; | |
1220 | if (y + h > 640) | |
1221 | h = 640 - y; | |
1222 | startword = (x >> 5); | |
1223 | endword = ((x + w) >> 5); | |
1224 | bitsleft = (0xffffffff >> (x & 31)); | |
f823f679 JS |
1225 | bitsright = (0xffffffff << (~((x + w) - (endword << 5)))); |
1226 | temp = &clipmap[(y << 5) + startword]; | |
1da177e4 LT |
1227 | w = endword - startword; |
1228 | if (!w) { | |
1229 | bitsleft |= bitsright; | |
1230 | for (y = 0; y < h; y++) { | |
1231 | *temp |= bitsleft; | |
1232 | temp += 32; | |
1233 | } | |
1234 | } else { | |
1235 | for (y = 0; y < h; y++) { | |
1236 | *temp++ |= bitsleft; | |
1237 | for (x = 1; x < w; x++) | |
1238 | *temp++ = 0xffffffff; | |
1239 | *temp |= bitsright; | |
1240 | temp += (32 - w); | |
1241 | } | |
1242 | } | |
1243 | } | |
1244 | ||
1245 | static void make_clip_tab(struct saa7146 *saa, struct video_clip *cr, int ncr) | |
1246 | { | |
1247 | int i, width, height; | |
1248 | u32 *clipmap; | |
1249 | ||
1250 | clipmap = saa->dmavid2; | |
f823f679 JS |
1251 | if ((width = saa->win.width) > 1023) |
1252 | width = 1023; /* sanity check */ | |
1253 | if ((height = saa->win.height) > 640) | |
1254 | height = 639; /* sanity check */ | |
1255 | if (ncr > 0) { /* rectangles pased */ | |
1da177e4 | 1256 | /* convert rectangular clips to a bitmap */ |
f823f679 | 1257 | memset(clipmap, 0, VIDEO_CLIPMAP_SIZE); /* clear map */ |
1da177e4 LT |
1258 | for (i = 0; i < ncr; i++) |
1259 | clip_draw_rectangle(clipmap, cr[i].x, cr[i].y, | |
1260 | cr[i].width, cr[i].height); | |
1261 | } | |
d56410e0 | 1262 | /* clip against viewing window AND screen |
1da177e4 LT |
1263 | so we do not have to rely on the user program |
1264 | */ | |
f823f679 JS |
1265 | clip_draw_rectangle(clipmap, (saa->win.x + width > saa->win.swidth) ? |
1266 | (saa->win.swidth - saa->win.x) : width, 0, 1024, 768); | |
1267 | clip_draw_rectangle(clipmap, 0, | |
1268 | (saa->win.y + height > saa->win.sheight) ? | |
1269 | (saa->win.sheight - saa->win.y) : height, 1024, 768); | |
1270 | if (saa->win.x < 0) | |
1271 | clip_draw_rectangle(clipmap, 0, 0, -saa->win.x, 768); | |
1272 | if (saa->win.y < 0) | |
1273 | clip_draw_rectangle(clipmap, 0, 0, 1024, -saa->win.y); | |
1da177e4 LT |
1274 | } |
1275 | ||
1276 | static int saa_ioctl(struct inode *inode, struct file *file, | |
1277 | unsigned int cmd, unsigned long argl) | |
1278 | { | |
1279 | struct saa7146 *saa = file->private_data; | |
1280 | void __user *arg = (void __user *)argl; | |
1281 | ||
1282 | switch (cmd) { | |
1283 | case VIDIOCGCAP: | |
1284 | { | |
1285 | struct video_capability b; | |
1286 | strcpy(b.name, saa->video_dev.name); | |
f823f679 JS |
1287 | b.type = VID_TYPE_CAPTURE | VID_TYPE_OVERLAY | |
1288 | VID_TYPE_CLIPPING | VID_TYPE_FRAMERAM | | |
1289 | VID_TYPE_SCALES; | |
1da177e4 LT |
1290 | b.channels = 1; |
1291 | b.audios = 1; | |
1292 | b.maxwidth = 768; | |
1293 | b.maxheight = 576; | |
1294 | b.minwidth = 32; | |
1295 | b.minheight = 32; | |
1296 | if (copy_to_user(arg, &b, sizeof(b))) | |
1297 | return -EFAULT; | |
1298 | return 0; | |
1299 | } | |
1300 | case VIDIOCGPICT: | |
1301 | { | |
1302 | struct video_picture p = saa->picture; | |
1303 | if (saa->win.depth == 8) | |
1304 | p.palette = VIDEO_PALETTE_HI240; | |
1305 | if (saa->win.depth == 15) | |
1306 | p.palette = VIDEO_PALETTE_RGB555; | |
1307 | if (saa->win.depth == 16) | |
1308 | p.palette = VIDEO_PALETTE_RGB565; | |
1309 | if (saa->win.depth == 24) | |
1310 | p.palette = VIDEO_PALETTE_RGB24; | |
1311 | if (saa->win.depth == 32) | |
1312 | p.palette = VIDEO_PALETTE_RGB32; | |
1313 | if (copy_to_user(arg, &p, sizeof(p))) | |
1314 | return -EFAULT; | |
1315 | return 0; | |
1316 | } | |
1317 | case VIDIOCSPICT: | |
1318 | { | |
1319 | struct video_picture p; | |
1320 | u32 format; | |
1321 | if (copy_from_user(&p, arg, sizeof(p))) | |
1322 | return -EFAULT; | |
1323 | if (p.palette < sizeof(palette2fmt) / sizeof(u32)) { | |
1324 | format = palette2fmt[p.palette]; | |
1325 | saa->win.color_fmt = format; | |
f823f679 JS |
1326 | saawrite(format | 0x60, |
1327 | SAA7146_CLIP_FORMAT_CTRL); | |
1da177e4 LT |
1328 | } |
1329 | saawrite(((p.brightness & 0xff00) << 16) | | |
f823f679 JS |
1330 | ((p.contrast & 0xfe00) << 7) | |
1331 | ((p.colour & 0xfe00) >> 9), SAA7146_BCS_CTRL); | |
1da177e4 LT |
1332 | saa->picture = p; |
1333 | /* upload changed registers */ | |
1334 | saawrite(((SAA7146_MC2_UPLD_HPS_H | | |
f823f679 JS |
1335 | SAA7146_MC2_UPLD_HPS_V) << 16) | |
1336 | SAA7146_MC2_UPLD_HPS_H | | |
1337 | SAA7146_MC2_UPLD_HPS_V, SAA7146_MC2); | |
1da177e4 LT |
1338 | return 0; |
1339 | } | |
1340 | case VIDIOCSWIN: | |
1341 | { | |
1342 | struct video_window vw; | |
1343 | struct video_clip *vcp = NULL; | |
1344 | ||
1345 | if (copy_from_user(&vw, arg, sizeof(vw))) | |
1346 | return -EFAULT; | |
1347 | ||
f823f679 JS |
1348 | /* stop capture */ |
1349 | if (vw.flags || vw.width < 16 || vw.height < 16) { | |
1350 | saawrite((SAA7146_MC1_TR_E_1 << 16), | |
1351 | SAA7146_MC1); | |
1da177e4 LT |
1352 | return -EINVAL; |
1353 | } | |
f823f679 JS |
1354 | /* 32-bit align start and adjust width */ |
1355 | if (saa->win.bpp < 4) { | |
1da177e4 LT |
1356 | int i = vw.x; |
1357 | vw.x = (vw.x + 3) & ~3; | |
1358 | i = vw.x - i; | |
1359 | vw.width -= i; | |
1360 | } | |
1361 | saa->win.x = vw.x; | |
1362 | saa->win.y = vw.y; | |
1363 | saa->win.width = vw.width; | |
1364 | if (saa->win.width > 768) | |
1365 | saa->win.width = 768; | |
1366 | saa->win.height = vw.height; | |
1367 | if (CurrentMode == VIDEO_MODE_NTSC) { | |
1368 | if (saa->win.height > 480) | |
1369 | saa->win.height = 480; | |
1370 | } else { | |
1371 | if (saa->win.height > 576) | |
1372 | saa->win.height = 576; | |
1373 | } | |
1374 | ||
1375 | /* stop capture */ | |
1376 | saawrite((SAA7146_MC1_TR_E_1 << 16), SAA7146_MC1); | |
1377 | saa7146_set_winsize(saa); | |
1378 | ||
1379 | /* | |
1380 | * Do any clips. | |
1381 | */ | |
1382 | if (vw.clipcount < 0) { | |
1383 | if (copy_from_user(saa->dmavid2, vw.clips, | |
f823f679 | 1384 | VIDEO_CLIPMAP_SIZE)) |
1da177e4 | 1385 | return -EFAULT; |
f823f679 | 1386 | } else if (vw.clipcount > 16384) { |
1da177e4 LT |
1387 | return -EINVAL; |
1388 | } else if (vw.clipcount > 0) { | |
f823f679 JS |
1389 | vcp = vmalloc(sizeof(struct video_clip) * |
1390 | vw.clipcount); | |
1391 | if (vcp == NULL) | |
1392 | return -ENOMEM; | |
1da177e4 | 1393 | if (copy_from_user(vcp, vw.clips, |
f823f679 JS |
1394 | sizeof(struct video_clip) * |
1395 | vw.clipcount)) { | |
1da177e4 LT |
1396 | vfree(vcp); |
1397 | return -EFAULT; | |
1398 | } | |
1399 | } else /* nothing clipped */ | |
1400 | memset(saa->dmavid2, 0, VIDEO_CLIPMAP_SIZE); | |
f823f679 | 1401 | |
1da177e4 LT |
1402 | make_clip_tab(saa, vcp, vw.clipcount); |
1403 | if (vw.clipcount > 0) | |
1404 | vfree(vcp); | |
1405 | ||
1406 | /* start capture & clip dma if we have an address */ | |
1407 | if ((saa->cap & 3) && saa->win.vidadr != 0) | |
1408 | saawrite(((SAA7146_MC1_TR_E_1 | | |
1409 | SAA7146_MC1_TR_E_2) << 16) | 0xffff, | |
1410 | SAA7146_MC1); | |
1411 | return 0; | |
1412 | } | |
1413 | case VIDIOCGWIN: | |
1414 | { | |
1415 | struct video_window vw; | |
1416 | vw.x = saa->win.x; | |
1417 | vw.y = saa->win.y; | |
1418 | vw.width = saa->win.width; | |
1419 | vw.height = saa->win.height; | |
1420 | vw.chromakey = 0; | |
1421 | vw.flags = 0; | |
1422 | if (copy_to_user(arg, &vw, sizeof(vw))) | |
1423 | return -EFAULT; | |
1424 | return 0; | |
1425 | } | |
1426 | case VIDIOCCAPTURE: | |
1427 | { | |
1428 | int v; | |
1429 | if (copy_from_user(&v, arg, sizeof(v))) | |
1430 | return -EFAULT; | |
1431 | if (v == 0) { | |
1432 | saa->cap &= ~1; | |
1433 | saawrite((SAA7146_MC1_TR_E_1 << 16), | |
f823f679 | 1434 | SAA7146_MC1); |
1da177e4 LT |
1435 | } else { |
1436 | if (saa->win.vidadr == 0 || saa->win.width == 0 | |
f823f679 | 1437 | || saa->win.height == 0) |
1da177e4 LT |
1438 | return -EINVAL; |
1439 | saa->cap |= 1; | |
1440 | saawrite((SAA7146_MC1_TR_E_1 << 16) | 0xffff, | |
f823f679 | 1441 | SAA7146_MC1); |
1da177e4 LT |
1442 | } |
1443 | return 0; | |
1444 | } | |
1445 | case VIDIOCGFBUF: | |
1446 | { | |
1447 | struct video_buffer v; | |
f823f679 | 1448 | v.base = (void *)saa->win.vidadr; |
1da177e4 LT |
1449 | v.height = saa->win.sheight; |
1450 | v.width = saa->win.swidth; | |
1451 | v.depth = saa->win.depth; | |
1452 | v.bytesperline = saa->win.bpl; | |
1453 | if (copy_to_user(arg, &v, sizeof(v))) | |
1454 | return -EFAULT; | |
1455 | return 0; | |
1456 | ||
1457 | } | |
1458 | case VIDIOCSFBUF: | |
1459 | { | |
1460 | struct video_buffer v; | |
1461 | if (!capable(CAP_SYS_ADMIN)) | |
1462 | return -EPERM; | |
1463 | if (copy_from_user(&v, arg, sizeof(v))) | |
1464 | return -EFAULT; | |
1465 | if (v.depth != 8 && v.depth != 15 && v.depth != 16 && | |
f823f679 | 1466 | v.depth != 24 && v.depth != 32 && v.width > 16 && |
1da177e4 LT |
1467 | v.height > 16 && v.bytesperline > 16) |
1468 | return -EINVAL; | |
1469 | if (v.base) | |
f823f679 | 1470 | saa->win.vidadr = (unsigned long)v.base; |
1da177e4 LT |
1471 | saa->win.sheight = v.height; |
1472 | saa->win.swidth = v.width; | |
1473 | saa->win.bpp = ((v.depth + 7) & 0x38) / 8; | |
1474 | saa->win.depth = v.depth; | |
1475 | saa->win.bpl = v.bytesperline; | |
1476 | ||
f823f679 JS |
1477 | DEBUG(printk("Display at %p is %d by %d, bytedepth %d, " |
1478 | "bpl %d\n", v.base, v.width, v.height, | |
1479 | saa->win.bpp, saa->win.bpl)); | |
1da177e4 LT |
1480 | saa7146_set_winsize(saa); |
1481 | return 0; | |
1482 | } | |
1483 | case VIDIOCKEY: | |
1484 | { | |
1485 | /* Will be handled higher up .. */ | |
1486 | return 0; | |
1487 | } | |
1488 | ||
1489 | case VIDIOCGAUDIO: | |
1490 | { | |
1491 | struct video_audio v; | |
1492 | v = saa->audio_dev; | |
1493 | v.flags &= ~(VIDEO_AUDIO_MUTE | VIDEO_AUDIO_MUTABLE); | |
1494 | v.flags |= VIDEO_AUDIO_MUTABLE | VIDEO_AUDIO_VOLUME; | |
1495 | strcpy(v.name, "MPEG"); | |
1496 | v.mode = VIDEO_SOUND_STEREO; | |
1497 | if (copy_to_user(arg, &v, sizeof(v))) | |
1498 | return -EFAULT; | |
1499 | return 0; | |
1500 | } | |
1501 | case VIDIOCSAUDIO: | |
1502 | { | |
1503 | struct video_audio v; | |
1504 | int i; | |
1505 | if (copy_from_user(&v, arg, sizeof(v))) | |
1506 | return -EFAULT; | |
f823f679 | 1507 | i = (~(v.volume >> 8)) & 0xff; |
1da177e4 | 1508 | if (!HaveCS4341) { |
f823f679 | 1509 | if (v.flags & VIDEO_AUDIO_MUTE) |
1da177e4 | 1510 | debiwrite(saa, debNormal, |
f823f679 | 1511 | IBM_MP2_FRNT_ATTEN, 0xffff, 2); |
1da177e4 LT |
1512 | if (!(v.flags & VIDEO_AUDIO_MUTE)) |
1513 | debiwrite(saa, debNormal, | |
f823f679 | 1514 | IBM_MP2_FRNT_ATTEN, 0x0000, 2); |
1da177e4 LT |
1515 | if (v.flags & VIDEO_AUDIO_VOLUME) |
1516 | debiwrite(saa, debNormal, | |
1517 | IBM_MP2_FRNT_ATTEN, | |
f823f679 | 1518 | (i << 8) | i, 2); |
1da177e4 LT |
1519 | } else { |
1520 | if (v.flags & VIDEO_AUDIO_MUTE) | |
1521 | cs4341_setlevel(saa, 0xff, 0xff); | |
1522 | if (!(v.flags & VIDEO_AUDIO_MUTE)) | |
1523 | cs4341_setlevel(saa, 0, 0); | |
1524 | if (v.flags & VIDEO_AUDIO_VOLUME) | |
1525 | cs4341_setlevel(saa, i, i); | |
1526 | } | |
1527 | saa->audio_dev = v; | |
1528 | return 0; | |
1529 | } | |
1530 | ||
1531 | case VIDIOCGUNIT: | |
1532 | { | |
1533 | struct video_unit vu; | |
1534 | vu.video = saa->video_dev.minor; | |
1535 | vu.vbi = VIDEO_NO_UNIT; | |
1536 | vu.radio = VIDEO_NO_UNIT; | |
1537 | vu.audio = VIDEO_NO_UNIT; | |
1538 | vu.teletext = VIDEO_NO_UNIT; | |
1539 | if (copy_to_user(arg, &vu, sizeof(vu))) | |
1540 | return -EFAULT; | |
1541 | return 0; | |
1542 | } | |
1543 | case VIDIOCSPLAYMODE: | |
1544 | { | |
1545 | struct video_play_mode pmode; | |
f823f679 JS |
1546 | if (copy_from_user((void *)&pmode, arg, |
1547 | sizeof(struct video_play_mode))) | |
1da177e4 LT |
1548 | return -EFAULT; |
1549 | switch (pmode.mode) { | |
f823f679 JS |
1550 | case VID_PLAY_VID_OUT_MODE: |
1551 | if (pmode.p1 != VIDEO_MODE_NTSC && | |
1da177e4 | 1552 | pmode.p1 != VIDEO_MODE_PAL) |
f823f679 JS |
1553 | return -EINVAL; |
1554 | set_out_format(saa, pmode.p1); | |
1555 | return 0; | |
1556 | case VID_PLAY_GENLOCK: | |
1557 | debiwrite(saa, debNormal, XILINX_CTL0, | |
1558 | pmode.p1 ? 0x8000 : 0x8080, 2); | |
1559 | if (NewCard) | |
1560 | set_genlock_offset(saa, pmode.p2); | |
1561 | return 0; | |
1562 | case VID_PLAY_NORMAL: | |
1563 | debiwrite(saa, debNormal, | |
1564 | IBM_MP2_CHIP_CONTROL, ChipControl, 2); | |
1565 | ibm_send_command(saa, IBM_MP2_PLAY, 0, 0); | |
1566 | saa->playmode = pmode.mode; | |
1567 | return 0; | |
1568 | case VID_PLAY_PAUSE: | |
1569 | /* IBM removed the PAUSE command */ | |
1570 | /* they say use SINGLE_FRAME now */ | |
1571 | case VID_PLAY_SINGLE_FRAME: | |
1572 | ibm_send_command(saa, IBM_MP2_SINGLE_FRAME,0,0); | |
1573 | if (saa->playmode == pmode.mode) { | |
1da177e4 LT |
1574 | debiwrite(saa, debNormal, |
1575 | IBM_MP2_CHIP_CONTROL, | |
1576 | ChipControl, 2); | |
f823f679 JS |
1577 | } |
1578 | saa->playmode = pmode.mode; | |
1579 | return 0; | |
1580 | case VID_PLAY_FAST_FORWARD: | |
1581 | ibm_send_command(saa, IBM_MP2_FAST_FORWARD,0,0); | |
1582 | saa->playmode = pmode.mode; | |
1583 | return 0; | |
1584 | case VID_PLAY_SLOW_MOTION: | |
1585 | ibm_send_command(saa, IBM_MP2_SLOW_MOTION, | |
1586 | pmode.p1, 0); | |
1587 | saa->playmode = pmode.mode; | |
1588 | return 0; | |
1589 | case VID_PLAY_IMMEDIATE_NORMAL: | |
1590 | /* ensure transfers resume */ | |
1591 | debiwrite(saa, debNormal, | |
1592 | IBM_MP2_CHIP_CONTROL, ChipControl, 2); | |
1593 | ibm_send_command(saa, IBM_MP2_IMED_NORM_PLAY, | |
1594 | 0, 0); | |
1595 | saa->playmode = VID_PLAY_NORMAL; | |
1596 | return 0; | |
1597 | case VID_PLAY_SWITCH_CHANNELS: | |
1598 | saa->audhead = saa->audtail = 0; | |
1599 | saa->vidhead = saa->vidtail = 0; | |
1600 | ibm_send_command(saa, IBM_MP2_FREEZE_FRAME,0,1); | |
1601 | ibm_send_command(saa, IBM_MP2_RESET_AUD_RATE, | |
1602 | 0, 1); | |
1603 | debiwrite(saa, debNormal, IBM_MP2_CHIP_CONTROL, | |
1604 | 0, 2); | |
1605 | ibm_send_command(saa, IBM_MP2_CHANNEL_SWITCH, | |
1606 | 0, 1); | |
1607 | debiwrite(saa, debNormal, IBM_MP2_CHIP_CONTROL, | |
1608 | ChipControl, 2); | |
1609 | ibm_send_command(saa, IBM_MP2_PLAY, 0, 0); | |
1610 | saa->playmode = VID_PLAY_NORMAL; | |
1611 | return 0; | |
1612 | case VID_PLAY_FREEZE_FRAME: | |
1613 | ibm_send_command(saa, IBM_MP2_FREEZE_FRAME,0,0); | |
1614 | saa->playmode = pmode.mode; | |
1615 | return 0; | |
1616 | case VID_PLAY_STILL_MODE: | |
1617 | ibm_send_command(saa, IBM_MP2_SET_STILL_MODE, | |
1618 | 0, 0); | |
1619 | saa->playmode = pmode.mode; | |
1620 | return 0; | |
1621 | case VID_PLAY_MASTER_MODE: | |
1622 | if (pmode.p1 == VID_PLAY_MASTER_NONE) | |
1623 | saa->boardcfg[1] = 0x13; | |
1624 | else if (pmode.p1 == VID_PLAY_MASTER_VIDEO) | |
1625 | saa->boardcfg[1] = 0x23; | |
1626 | else if (pmode.p1 == VID_PLAY_MASTER_AUDIO) | |
1627 | saa->boardcfg[1] = 0x43; | |
1628 | else | |
1629 | return -EINVAL; | |
1630 | debiwrite(saa, debNormal, | |
1631 | IBM_MP2_CHIP_CONTROL, ChipControl, 2); | |
1632 | return 0; | |
1633 | case VID_PLAY_ACTIVE_SCANLINES: | |
1634 | if (CurrentMode == VIDEO_MODE_PAL) { | |
1635 | if (pmode.p1 < 1 || pmode.p2 > 625) | |
1da177e4 | 1636 | return -EINVAL; |
f823f679 JS |
1637 | saa->boardcfg[5] = pmode.p1; |
1638 | saa->boardcfg[55] = (pmode.p1 + | |
1639 | (pmode.p2 / 2) - 1) & 0xff; | |
1640 | } else { | |
1641 | if (pmode.p1 < 4 || pmode.p2 > 525) | |
1642 | return -EINVAL; | |
1643 | saa->boardcfg[4] = pmode.p1; | |
1644 | saa->boardcfg[54] = (pmode.p1 + | |
1645 | (pmode.p2 / 2) - 4) & 0xff; | |
1646 | } | |
1647 | set_out_format(saa, CurrentMode); | |
1648 | case VID_PLAY_RESET: | |
1649 | return do_ibm_reset(saa); | |
1650 | case VID_PLAY_END_MARK: | |
1651 | if (saa->endmarktail < saa->endmarkhead) { | |
1652 | if (saa->endmarkhead - | |
1da177e4 | 1653 | saa->endmarktail < 2) |
1da177e4 | 1654 | return -ENOSPC; |
f823f679 JS |
1655 | } else if (saa->endmarkhead <=saa->endmarktail){ |
1656 | if (saa->endmarktail - saa->endmarkhead | |
1657 | > (MAX_MARKS - 2)) | |
1658 | return -ENOSPC; | |
1659 | } else | |
1660 | return -ENOSPC; | |
1661 | saa->endmark[saa->endmarktail] = saa->audtail; | |
1662 | saa->endmarktail++; | |
1663 | if (saa->endmarktail >= MAX_MARKS) | |
1664 | saa->endmarktail = 0; | |
1da177e4 LT |
1665 | } |
1666 | return -EINVAL; | |
1667 | } | |
1668 | case VIDIOCSWRITEMODE: | |
1669 | { | |
1670 | int mode; | |
f823f679 JS |
1671 | if (copy_from_user((void *)&mode, arg, sizeof(int))) |
1672 | return -EFAULT; | |
1da177e4 | 1673 | if (mode == VID_WRITE_MPEG_AUD || |
f823f679 JS |
1674 | mode == VID_WRITE_MPEG_VID || |
1675 | mode == VID_WRITE_CC || | |
1676 | mode == VID_WRITE_TTX || | |
1677 | mode == VID_WRITE_OSD) { | |
1da177e4 LT |
1678 | saa->writemode = mode; |
1679 | return 0; | |
1680 | } | |
1681 | return -EINVAL; | |
1682 | } | |
1683 | case VIDIOCSMICROCODE: | |
1684 | { | |
1685 | struct video_code ucode; | |
1686 | __u8 *udata; | |
1687 | int i; | |
1688 | if (copy_from_user(&ucode, arg, sizeof(ucode))) | |
1689 | return -EFAULT; | |
1690 | if (ucode.datasize > 65536 || ucode.datasize < 1024 || | |
f823f679 | 1691 | strncmp(ucode.loadwhat, "dec", 3)) |
1da177e4 LT |
1692 | return -EINVAL; |
1693 | if ((udata = vmalloc(ucode.datasize)) == NULL) | |
1694 | return -ENOMEM; | |
1695 | if (copy_from_user(udata, ucode.data, ucode.datasize)) { | |
1696 | vfree(udata); | |
1697 | return -EFAULT; | |
1698 | } | |
1699 | ucode.data = udata; | |
f823f679 JS |
1700 | if (!strncmp(ucode.loadwhat, "decoder.aud", 11) || |
1701 | !strncmp(ucode.loadwhat, "decoder.vid", 11)) | |
1da177e4 LT |
1702 | i = initialize_ibmmpeg2(&ucode); |
1703 | else | |
1704 | i = initialize_fpga(&ucode); | |
1705 | vfree(udata); | |
1706 | if (i) | |
1707 | return -EINVAL; | |
1708 | return 0; | |
1709 | ||
1710 | } | |
1711 | case VIDIOCGCHAN: /* this makes xawtv happy */ | |
1712 | { | |
1713 | struct video_channel v; | |
1714 | if (copy_from_user(&v, arg, sizeof(v))) | |
1715 | return -EFAULT; | |
1716 | v.flags = VIDEO_VC_AUDIO; | |
1717 | v.tuners = 0; | |
1718 | v.type = VID_TYPE_MPEG_DECODER; | |
1719 | v.norm = CurrentMode; | |
1720 | strcpy(v.name, "MPEG2"); | |
1721 | if (copy_to_user(arg, &v, sizeof(v))) | |
1722 | return -EFAULT; | |
1723 | return 0; | |
1724 | } | |
1725 | case VIDIOCSCHAN: /* this makes xawtv happy */ | |
1726 | { | |
1727 | struct video_channel v; | |
1728 | if (copy_from_user(&v, arg, sizeof(v))) | |
1729 | return -EFAULT; | |
1730 | /* do nothing */ | |
1731 | return 0; | |
1732 | } | |
1733 | default: | |
1734 | return -ENOIOCTLCMD; | |
1735 | } | |
1736 | return 0; | |
1737 | } | |
1738 | ||
1739 | static int saa_mmap(struct file *file, struct vm_area_struct *vma) | |
1740 | { | |
1741 | struct saa7146 *saa = file->private_data; | |
1742 | printk(KERN_DEBUG "stradis%d: saa_mmap called\n", saa->nr); | |
1743 | return -EINVAL; | |
1744 | } | |
1745 | ||
f823f679 JS |
1746 | static ssize_t saa_read(struct file *file, char __user * buf, |
1747 | size_t count, loff_t * ppos) | |
1da177e4 LT |
1748 | { |
1749 | return -EINVAL; | |
1750 | } | |
1751 | ||
f823f679 JS |
1752 | static ssize_t saa_write(struct file *file, const char __user * buf, |
1753 | size_t count, loff_t * ppos) | |
1da177e4 LT |
1754 | { |
1755 | struct saa7146 *saa = file->private_data; | |
1756 | unsigned long todo = count; | |
1757 | int blocksize, split; | |
1758 | unsigned long flags; | |
1759 | ||
1760 | while (todo > 0) { | |
1761 | if (saa->writemode == VID_WRITE_MPEG_AUD) { | |
1762 | spin_lock_irqsave(&saa->lock, flags); | |
1763 | if (saa->audhead <= saa->audtail) | |
f823f679 JS |
1764 | blocksize = 65536 - |
1765 | (saa->audtail - saa->audhead); | |
1da177e4 LT |
1766 | else |
1767 | blocksize = saa->audhead - saa->audtail; | |
1768 | spin_unlock_irqrestore(&saa->lock, flags); | |
1769 | if (blocksize < 16384) { | |
1770 | saawrite(SAA7146_PSR_DEBI_S | | |
f823f679 | 1771 | SAA7146_PSR_PIN1, SAA7146_IER); |
1da177e4 LT |
1772 | saawrite(SAA7146_PSR_PIN1, SAA7146_PSR); |
1773 | /* wait for buffer space to open */ | |
1774 | interruptible_sleep_on(&saa->audq); | |
1775 | } | |
1776 | spin_lock_irqsave(&saa->lock, flags); | |
1777 | if (saa->audhead <= saa->audtail) { | |
f823f679 JS |
1778 | blocksize = 65536 - |
1779 | (saa->audtail - saa->audhead); | |
1da177e4 LT |
1780 | split = 65536 - saa->audtail; |
1781 | } else { | |
1782 | blocksize = saa->audhead - saa->audtail; | |
1783 | split = 65536; | |
1784 | } | |
1785 | spin_unlock_irqrestore(&saa->lock, flags); | |
1786 | blocksize--; | |
1787 | if (blocksize > todo) | |
1788 | blocksize = todo; | |
1789 | /* double check that we really have space */ | |
1790 | if (!blocksize) | |
1791 | return -ENOSPC; | |
1792 | if (split < blocksize) { | |
1793 | if (copy_from_user(saa->audbuf + | |
f823f679 | 1794 | saa->audtail, buf, split)) |
1da177e4 LT |
1795 | return -EFAULT; |
1796 | buf += split; | |
1797 | todo -= split; | |
1798 | blocksize -= split; | |
1799 | saa->audtail = 0; | |
1800 | } | |
1801 | if (copy_from_user(saa->audbuf + saa->audtail, buf, | |
f823f679 | 1802 | blocksize)) |
1da177e4 LT |
1803 | return -EFAULT; |
1804 | saa->audtail += blocksize; | |
1805 | todo -= blocksize; | |
1806 | buf += blocksize; | |
1807 | saa->audtail &= 0xffff; | |
1808 | } else if (saa->writemode == VID_WRITE_MPEG_VID) { | |
1809 | spin_lock_irqsave(&saa->lock, flags); | |
1810 | if (saa->vidhead <= saa->vidtail) | |
f823f679 JS |
1811 | blocksize = 524288 - |
1812 | (saa->vidtail - saa->vidhead); | |
1da177e4 LT |
1813 | else |
1814 | blocksize = saa->vidhead - saa->vidtail; | |
1815 | spin_unlock_irqrestore(&saa->lock, flags); | |
1816 | if (blocksize < 65536) { | |
1817 | saawrite(SAA7146_PSR_DEBI_S | | |
f823f679 | 1818 | SAA7146_PSR_PIN1, SAA7146_IER); |
1da177e4 LT |
1819 | saawrite(SAA7146_PSR_PIN1, SAA7146_PSR); |
1820 | /* wait for buffer space to open */ | |
1821 | interruptible_sleep_on(&saa->vidq); | |
1822 | } | |
1823 | spin_lock_irqsave(&saa->lock, flags); | |
1824 | if (saa->vidhead <= saa->vidtail) { | |
f823f679 JS |
1825 | blocksize = 524288 - |
1826 | (saa->vidtail - saa->vidhead); | |
1da177e4 LT |
1827 | split = 524288 - saa->vidtail; |
1828 | } else { | |
1829 | blocksize = saa->vidhead - saa->vidtail; | |
1830 | split = 524288; | |
1831 | } | |
1832 | spin_unlock_irqrestore(&saa->lock, flags); | |
1833 | blocksize--; | |
1834 | if (blocksize > todo) | |
1835 | blocksize = todo; | |
1836 | /* double check that we really have space */ | |
1837 | if (!blocksize) | |
1838 | return -ENOSPC; | |
1839 | if (split < blocksize) { | |
1840 | if (copy_from_user(saa->vidbuf + | |
f823f679 | 1841 | saa->vidtail, buf, split)) |
1da177e4 LT |
1842 | return -EFAULT; |
1843 | buf += split; | |
1844 | todo -= split; | |
1845 | blocksize -= split; | |
1846 | saa->vidtail = 0; | |
1847 | } | |
1848 | if (copy_from_user(saa->vidbuf + saa->vidtail, buf, | |
f823f679 | 1849 | blocksize)) |
1da177e4 LT |
1850 | return -EFAULT; |
1851 | saa->vidtail += blocksize; | |
1852 | todo -= blocksize; | |
1853 | buf += blocksize; | |
1854 | saa->vidtail &= 0x7ffff; | |
1855 | } else if (saa->writemode == VID_WRITE_OSD) { | |
1856 | if (count > 131072) | |
1857 | return -ENOSPC; | |
1858 | if (copy_from_user(saa->osdbuf, buf, count)) | |
1859 | return -EFAULT; | |
1860 | buf += count; | |
1861 | saa->osdhead = 0; | |
1862 | saa->osdtail = count; | |
1863 | debiwrite(saa, debNormal, IBM_MP2_OSD_ADDR, 0, 2); | |
1864 | debiwrite(saa, debNormal, IBM_MP2_OSD_LINK_ADDR, 0, 2); | |
1865 | debiwrite(saa, debNormal, IBM_MP2_MASK0, 0xc00d, 2); | |
1866 | debiwrite(saa, debNormal, IBM_MP2_DISP_MODE, | |
f823f679 JS |
1867 | debiread(saa, debNormal, |
1868 | IBM_MP2_DISP_MODE, 2) | 1, 2); | |
1da177e4 LT |
1869 | /* trigger osd data transfer */ |
1870 | saawrite(SAA7146_PSR_DEBI_S | | |
1871 | SAA7146_PSR_PIN1, SAA7146_IER); | |
1872 | saawrite(SAA7146_PSR_PIN1, SAA7146_PSR); | |
1873 | } | |
1874 | } | |
1875 | return count; | |
1876 | } | |
1877 | ||
1878 | static int saa_open(struct inode *inode, struct file *file) | |
1879 | { | |
91fb8357 JS |
1880 | struct video_device *vdev = video_devdata(file); |
1881 | struct saa7146 *saa = container_of(vdev, struct saa7146, video_dev); | |
1da177e4 | 1882 | |
1da177e4 LT |
1883 | file->private_data = saa; |
1884 | ||
1da177e4 LT |
1885 | saa->user++; |
1886 | if (saa->user > 1) | |
1887 | return 0; /* device open already, don't reset */ | |
1888 | saa->writemode = VID_WRITE_MPEG_VID; /* default to video */ | |
1889 | return 0; | |
1890 | } | |
1891 | ||
1892 | static int saa_release(struct inode *inode, struct file *file) | |
1893 | { | |
1894 | struct saa7146 *saa = file->private_data; | |
1895 | saa->user--; | |
91fb8357 | 1896 | |
1da177e4 LT |
1897 | if (saa->user > 0) /* still someone using device */ |
1898 | return 0; | |
1899 | saawrite(0x007f0000, SAA7146_MC1); /* stop all overlay dma */ | |
1900 | return 0; | |
1901 | } | |
1902 | ||
f823f679 JS |
1903 | static struct file_operations saa_fops = { |
1904 | .owner = THIS_MODULE, | |
1905 | .open = saa_open, | |
1906 | .release = saa_release, | |
1907 | .ioctl = saa_ioctl, | |
1908 | .compat_ioctl = v4l_compat_ioctl32, | |
1909 | .read = saa_read, | |
1910 | .llseek = no_llseek, | |
1911 | .write = saa_write, | |
1912 | .mmap = saa_mmap, | |
1da177e4 LT |
1913 | }; |
1914 | ||
1915 | /* template for video_device-structure */ | |
f823f679 JS |
1916 | static struct video_device saa_template = { |
1917 | .name = "SAA7146A", | |
1918 | .type = VID_TYPE_CAPTURE | VID_TYPE_OVERLAY, | |
1919 | .hardware = VID_HARDWARE_SAA7146, | |
1920 | .fops = &saa_fops, | |
1921 | .minor = -1, | |
1da177e4 LT |
1922 | }; |
1923 | ||
9ae82293 | 1924 | static int __devinit configure_saa7146(struct pci_dev *pdev, int num) |
1da177e4 | 1925 | { |
91fb8357 JS |
1926 | int retval; |
1927 | struct saa7146 *saa = pci_get_drvdata(pdev); | |
f823f679 | 1928 | |
1da177e4 LT |
1929 | saa->endmarkhead = saa->endmarktail = 0; |
1930 | saa->win.x = saa->win.y = 0; | |
1931 | saa->win.width = saa->win.cropwidth = 720; | |
1932 | saa->win.height = saa->win.cropheight = 480; | |
1933 | saa->win.cropx = saa->win.cropy = 0; | |
1934 | saa->win.bpp = 2; | |
1935 | saa->win.depth = 16; | |
1936 | saa->win.color_fmt = palette2fmt[VIDEO_PALETTE_RGB565]; | |
1937 | saa->win.bpl = 1024 * saa->win.bpp; | |
1938 | saa->win.swidth = 1024; | |
1939 | saa->win.sheight = 768; | |
1940 | saa->picture.brightness = 32768; | |
1941 | saa->picture.contrast = 38768; | |
1942 | saa->picture.colour = 32768; | |
1943 | saa->cap = 0; | |
1da177e4 LT |
1944 | saa->nr = num; |
1945 | saa->playmode = VID_PLAY_NORMAL; | |
1946 | memset(saa->boardcfg, 0, 64); /* clear board config area */ | |
1947 | saa->saa7146_mem = NULL; | |
1948 | saa->dmavid1 = saa->dmavid2 = saa->dmavid3 = saa->dmaa1in = | |
1949 | saa->dmaa1out = saa->dmaa2in = saa->dmaa2out = | |
1950 | saa->pagevid1 = saa->pagevid2 = saa->pagevid3 = saa->pagea1in = | |
1951 | saa->pagea1out = saa->pagea2in = saa->pagea2out = | |
1952 | saa->pagedebi = saa->dmaRPS1 = saa->dmaRPS2 = saa->pageRPS1 = | |
1953 | saa->pageRPS2 = NULL; | |
1954 | saa->audbuf = saa->vidbuf = saa->osdbuf = saa->dmadebi = NULL; | |
1955 | saa->audhead = saa->vidtail = 0; | |
1956 | ||
1957 | init_waitqueue_head(&saa->i2cq); | |
1958 | init_waitqueue_head(&saa->audq); | |
1959 | init_waitqueue_head(&saa->debiq); | |
1960 | init_waitqueue_head(&saa->vidq); | |
1961 | spin_lock_init(&saa->lock); | |
1962 | ||
91fb8357 JS |
1963 | retval = pci_enable_device(pdev); |
1964 | if (retval) { | |
1965 | dev_err(&pdev->dev, "%d: pci_enable_device failed!\n", num); | |
1966 | goto err; | |
1967 | } | |
f823f679 | 1968 | |
9ae82293 JS |
1969 | saa->id = pdev->device; |
1970 | saa->irq = pdev->irq; | |
1da177e4 | 1971 | saa->video_dev.minor = -1; |
9ae82293 JS |
1972 | saa->saa7146_adr = pci_resource_start(pdev, 0); |
1973 | pci_read_config_byte(pdev, PCI_CLASS_REVISION, &saa->revision); | |
1da177e4 LT |
1974 | |
1975 | saa->saa7146_mem = ioremap(saa->saa7146_adr, 0x200); | |
91fb8357 JS |
1976 | if (saa->saa7146_mem == NULL) { |
1977 | dev_err(&pdev->dev, "%d: ioremap failed!\n", num); | |
1978 | retval = -EIO; | |
1979 | goto err; | |
1980 | } | |
1da177e4 LT |
1981 | |
1982 | memcpy(&saa->video_dev, &saa_template, sizeof(saa_template)); | |
1983 | saawrite(0, SAA7146_IER); /* turn off all interrupts */ | |
91fb8357 JS |
1984 | |
1985 | retval = request_irq(saa->irq, saa7146_irq, SA_SHIRQ | SA_INTERRUPT, | |
1986 | "stradis", saa); | |
1987 | if (retval == -EINVAL) | |
9ae82293 | 1988 | dev_err(&pdev->dev, "%d: Bad irq number or handler\n", num); |
91fb8357 | 1989 | else if (retval == -EBUSY) |
9ae82293 JS |
1990 | dev_err(&pdev->dev, "%d: IRQ %ld busy, change your PnP config " |
1991 | "in BIOS\n", num, saa->irq); | |
91fb8357 JS |
1992 | if (retval < 0) |
1993 | goto errio; | |
1994 | ||
9ae82293 | 1995 | pci_set_master(pdev); |
91fb8357 JS |
1996 | retval = video_register_device(&saa->video_dev, VFL_TYPE_GRABBER, |
1997 | video_nr); | |
f823f679 | 1998 | if (retval < 0) { |
91fb8357 JS |
1999 | dev_err(&pdev->dev, "%d: error in registering video device!\n", |
2000 | num); | |
2001 | goto errio; | |
1da177e4 | 2002 | } |
91fb8357 | 2003 | |
1da177e4 | 2004 | return 0; |
91fb8357 JS |
2005 | errio: |
2006 | iounmap(saa->saa7146_mem); | |
2007 | err: | |
2008 | return retval; | |
1da177e4 LT |
2009 | } |
2010 | ||
91fb8357 | 2011 | static int __devinit init_saa7146(struct pci_dev *pdev) |
1da177e4 | 2012 | { |
91fb8357 | 2013 | struct saa7146 *saa = pci_get_drvdata(pdev); |
1da177e4 LT |
2014 | |
2015 | saa->user = 0; | |
2016 | /* reset the saa7146 */ | |
2017 | saawrite(0xffff0000, SAA7146_MC1); | |
2018 | mdelay(5); | |
2019 | /* enable debi and i2c transfers and pins */ | |
2020 | saawrite(((SAA7146_MC1_EDP | SAA7146_MC1_EI2C | | |
2021 | SAA7146_MC1_TR_E_DEBI) << 16) | 0xffff, SAA7146_MC1); | |
2022 | /* ensure proper state of chip */ | |
2023 | saawrite(0x00000000, SAA7146_PAGE1); | |
2024 | saawrite(0x00f302c0, SAA7146_NUM_LINE_BYTE1); | |
2025 | saawrite(0x00000000, SAA7146_PAGE2); | |
2026 | saawrite(0x01400080, SAA7146_NUM_LINE_BYTE2); | |
2027 | saawrite(0x00000000, SAA7146_DD1_INIT); | |
2028 | saawrite(0x00000000, SAA7146_DD1_STREAM_B); | |
2029 | saawrite(0x00000000, SAA7146_DD1_STREAM_A); | |
2030 | saawrite(0x00000000, SAA7146_BRS_CTRL); | |
2031 | saawrite(0x80400040, SAA7146_BCS_CTRL); | |
f823f679 | 2032 | saawrite(0x0000e000 /*| (1<<29) */ , SAA7146_HPS_CTRL); |
1da177e4 LT |
2033 | saawrite(0x00000060, SAA7146_CLIP_FORMAT_CTRL); |
2034 | saawrite(0x00000000, SAA7146_ACON1); | |
2035 | saawrite(0x00000000, SAA7146_ACON2); | |
2036 | saawrite(0x00000600, SAA7146_I2C_STATUS); | |
2037 | saawrite(((SAA7146_MC2_UPLD_D1_B | SAA7146_MC2_UPLD_D1_A | | |
f823f679 JS |
2038 | SAA7146_MC2_UPLD_BRS | SAA7146_MC2_UPLD_HPS_H | |
2039 | SAA7146_MC2_UPLD_HPS_V | SAA7146_MC2_UPLD_DMA2 | | |
2040 | SAA7146_MC2_UPLD_DMA1 | SAA7146_MC2_UPLD_I2C) << 16) | 0xffff, | |
2041 | SAA7146_MC2); | |
1da177e4 LT |
2042 | /* setup arbitration control registers */ |
2043 | saawrite(0x1412121a, SAA7146_PCI_BT_V1); | |
2044 | ||
2045 | /* allocate 32k dma buffer + 4k for page table */ | |
2046 | if ((saa->dmadebi = kmalloc(32768 + 4096, GFP_KERNEL)) == NULL) { | |
91fb8357 JS |
2047 | dev_err(&pdev->dev, "%d: debi kmalloc failed\n", saa->nr); |
2048 | goto err; | |
1da177e4 LT |
2049 | } |
2050 | #if 0 | |
2051 | saa->pagedebi = saa->dmadebi + 32768; /* top 4k is for mmu */ | |
2052 | saawrite(virt_to_bus(saa->pagedebi) /*|0x800 */ , SAA7146_DEBI_PAGE); | |
2053 | for (i = 0; i < 12; i++) /* setup mmu page table */ | |
2054 | saa->pagedebi[i] = virt_to_bus((saa->dmadebi + i * 4096)); | |
2055 | #endif | |
2056 | saa->audhead = saa->vidhead = saa->osdhead = 0; | |
2057 | saa->audtail = saa->vidtail = saa->osdtail = 0; | |
91fb8357 JS |
2058 | if (saa->vidbuf == NULL && (saa->vidbuf = vmalloc(524288)) == NULL) { |
2059 | dev_err(&pdev->dev, "%d: malloc failed\n", saa->nr); | |
2060 | goto err; | |
2061 | } | |
2062 | if (saa->audbuf == NULL && (saa->audbuf = vmalloc(65536)) == NULL) { | |
2063 | dev_err(&pdev->dev, "%d: malloc failed\n", saa->nr); | |
805f123d | 2064 | goto errfree; |
91fb8357 JS |
2065 | } |
2066 | if (saa->osdbuf == NULL && (saa->osdbuf = vmalloc(131072)) == NULL) { | |
2067 | dev_err(&pdev->dev, "%d: malloc failed\n", saa->nr); | |
805f123d | 2068 | goto errfree; |
91fb8357 | 2069 | } |
1da177e4 | 2070 | /* allocate 81920 byte buffer for clipping */ |
91fb8357 JS |
2071 | if ((saa->dmavid2 = kzalloc(VIDEO_CLIPMAP_SIZE, GFP_KERNEL)) == NULL) { |
2072 | dev_err(&pdev->dev, "%d: clip kmalloc failed\n", saa->nr); | |
805f123d | 2073 | goto errfree; |
1da177e4 | 2074 | } |
1da177e4 LT |
2075 | /* setup clipping registers */ |
2076 | saawrite(virt_to_bus(saa->dmavid2), SAA7146_BASE_EVEN2); | |
2077 | saawrite(virt_to_bus(saa->dmavid2) + 128, SAA7146_BASE_ODD2); | |
2078 | saawrite(virt_to_bus(saa->dmavid2) + VIDEO_CLIPMAP_SIZE, | |
f823f679 | 2079 | SAA7146_PROT_ADDR2); |
1da177e4 | 2080 | saawrite(256, SAA7146_PITCH2); |
f823f679 | 2081 | saawrite(4, SAA7146_PAGE2); /* dma direction: read, no byteswap */ |
1da177e4 LT |
2082 | saawrite(((SAA7146_MC2_UPLD_DMA2) << 16) | SAA7146_MC2_UPLD_DMA2, |
2083 | SAA7146_MC2); | |
2084 | I2CBusScan(saa); | |
91fb8357 | 2085 | |
1da177e4 | 2086 | return 0; |
805f123d | 2087 | errfree: |
91fb8357 | 2088 | vfree(saa->osdbuf); |
91fb8357 | 2089 | vfree(saa->audbuf); |
91fb8357 | 2090 | vfree(saa->vidbuf); |
805f123d | 2091 | saa->audbuf = saa->osdbuf = saa->vidbuf = NULL; |
91fb8357 JS |
2092 | err: |
2093 | return -ENOMEM; | |
1da177e4 LT |
2094 | } |
2095 | ||
9ae82293 | 2096 | static void stradis_release_saa(struct pci_dev *pdev) |
1da177e4 LT |
2097 | { |
2098 | u8 command; | |
91fb8357 | 2099 | struct saa7146 *saa = pci_get_drvdata(pdev); |
1da177e4 | 2100 | |
9ae82293 JS |
2101 | /* turn off all capturing, DMA and IRQs */ |
2102 | saawrite(0xffff0000, SAA7146_MC1); /* reset chip */ | |
2103 | saawrite(0, SAA7146_MC2); | |
2104 | saawrite(0, SAA7146_IER); | |
2105 | saawrite(0xffffffffUL, SAA7146_ISR); | |
2106 | ||
2107 | /* disable PCI bus-mastering */ | |
2108 | pci_read_config_byte(pdev, PCI_COMMAND, &command); | |
2109 | command &= ~PCI_COMMAND_MASTER; | |
2110 | pci_write_config_byte(pdev, PCI_COMMAND, command); | |
2111 | ||
2112 | /* unmap and free memory */ | |
2113 | saa->audhead = saa->audtail = saa->osdhead = 0; | |
2114 | saa->vidhead = saa->vidtail = saa->osdtail = 0; | |
2115 | vfree(saa->vidbuf); | |
2116 | vfree(saa->audbuf); | |
2117 | vfree(saa->osdbuf); | |
2118 | kfree(saa->dmavid2); | |
2119 | saa->audbuf = saa->vidbuf = saa->osdbuf = NULL; | |
2120 | saa->dmavid2 = NULL; | |
2121 | kfree(saa->dmadebi); | |
2122 | kfree(saa->dmavid1); | |
2123 | kfree(saa->dmavid3); | |
2124 | kfree(saa->dmaa1in); | |
2125 | kfree(saa->dmaa1out); | |
2126 | kfree(saa->dmaa2in); | |
2127 | kfree(saa->dmaa2out); | |
2128 | kfree(saa->dmaRPS1); | |
2129 | kfree(saa->dmaRPS2); | |
2130 | free_irq(saa->irq, saa); | |
2131 | if (saa->saa7146_mem) | |
2132 | iounmap(saa->saa7146_mem); | |
2133 | if (saa->video_dev.minor != -1) | |
2134 | video_unregister_device(&saa->video_dev); | |
2135 | } | |
1da177e4 | 2136 | |
9ae82293 JS |
2137 | static int __devinit stradis_probe(struct pci_dev *pdev, |
2138 | const struct pci_device_id *ent) | |
2139 | { | |
2140 | int retval = -EINVAL; | |
1da177e4 | 2141 | |
9ae82293 JS |
2142 | if (saa_num >= SAA7146_MAX) |
2143 | goto err; | |
1da177e4 | 2144 | |
9ae82293 JS |
2145 | if (!pdev->subsystem_vendor) |
2146 | dev_info(&pdev->dev, "%d: rev1 decoder\n", saa_num); | |
2147 | else | |
2148 | dev_info(&pdev->dev, "%d: SDM2xx found\n", saa_num); | |
2149 | ||
91fb8357 | 2150 | pci_set_drvdata(pdev, &saa7146s[saa_num]); |
9ae82293 JS |
2151 | |
2152 | retval = configure_saa7146(pdev, saa_num); | |
2153 | if (retval) { | |
2154 | dev_err(&pdev->dev, "%d: error in configuring\n", saa_num); | |
2155 | goto err; | |
2156 | } | |
2157 | ||
91fb8357 | 2158 | if (init_saa7146(pdev) < 0) { |
9ae82293 JS |
2159 | dev_err(&pdev->dev, "%d: error in initialization\n", saa_num); |
2160 | retval = -EIO; | |
2161 | goto errrel; | |
1da177e4 | 2162 | } |
9ae82293 JS |
2163 | |
2164 | saa_num++; | |
2165 | ||
2166 | return 0; | |
2167 | errrel: | |
2168 | stradis_release_saa(pdev); | |
2169 | err: | |
2170 | return retval; | |
1da177e4 LT |
2171 | } |
2172 | ||
9ae82293 JS |
2173 | static void __devexit stradis_remove(struct pci_dev *pdev) |
2174 | { | |
2175 | stradis_release_saa(pdev); | |
2176 | } | |
2177 | ||
2178 | static struct pci_device_id stradis_pci_tbl[] = { | |
2179 | { PCI_DEVICE(PCI_VENDOR_ID_PHILIPS, PCI_DEVICE_ID_PHILIPS_SAA7146) }, | |
2180 | { 0 } | |
2181 | }; | |
f823f679 | 2182 | |
9ae82293 JS |
2183 | MODULE_DEVICE_TABLE(pci, stradis_pci_tbl); |
2184 | ||
2185 | static struct pci_driver stradis_driver = { | |
f823f679 JS |
2186 | .name = "stradis", |
2187 | .id_table = stradis_pci_tbl, | |
2188 | .probe = stradis_probe, | |
2189 | .remove = __devexit_p(stradis_remove) | |
9ae82293 | 2190 | }; |
1da177e4 | 2191 | |
9ae82293 | 2192 | int __init stradis_init(void) |
1da177e4 | 2193 | { |
9ae82293 | 2194 | int retval; |
1da177e4 LT |
2195 | |
2196 | saa_num = 0; | |
2197 | ||
9ae82293 JS |
2198 | retval = pci_register_driver(&stradis_driver); |
2199 | if (retval) | |
2200 | printk(KERN_ERR "stradis: Unable to register pci driver.\n"); | |
2201 | ||
2202 | return retval; | |
1da177e4 LT |
2203 | } |
2204 | ||
9ae82293 | 2205 | void __exit stradis_exit(void) |
1da177e4 | 2206 | { |
9ae82293 | 2207 | pci_unregister_driver(&stradis_driver); |
1da177e4 LT |
2208 | printk(KERN_INFO "stradis: module cleanup complete\n"); |
2209 | } | |
2210 | ||
1da177e4 LT |
2211 | module_init(stradis_init); |
2212 | module_exit(stradis_exit); |