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Commit | Line | Data |
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d19770e5 ST |
1 | /* |
2 | * Driver for the Conexant CX23885 PCIe bridge | |
3 | * | |
4 | * Copyright (c) 2006 Steven Toth <stoth@hauppauge.com> | |
5 | * | |
6 | * This program is free software; you can redistribute it and/or modify | |
7 | * it under the terms of the GNU General Public License as published by | |
8 | * the Free Software Foundation; either version 2 of the License, or | |
9 | * (at your option) any later version. | |
10 | * | |
11 | * This program is distributed in the hope that it will be useful, | |
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | * | |
15 | * GNU General Public License for more details. | |
16 | * | |
17 | * You should have received a copy of the GNU General Public License | |
18 | * along with this program; if not, write to the Free Software | |
19 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. | |
20 | */ | |
21 | ||
22 | #include <linux/init.h> | |
23 | #include <linux/list.h> | |
24 | #include <linux/module.h> | |
25 | #include <linux/moduleparam.h> | |
26 | #include <linux/kmod.h> | |
27 | #include <linux/kernel.h> | |
28 | #include <linux/slab.h> | |
29 | #include <linux/interrupt.h> | |
30 | #include <linux/delay.h> | |
31 | #include <asm/div64.h> | |
32 | ||
33 | #include "cx23885.h" | |
34 | ||
35 | MODULE_DESCRIPTION("Driver for cx23885 based TV cards"); | |
36 | MODULE_AUTHOR("Steven Toth <stoth@hauppauge.com>"); | |
37 | MODULE_LICENSE("GPL"); | |
38 | ||
4513fc69 | 39 | static unsigned int debug; |
d19770e5 ST |
40 | module_param(debug,int,0644); |
41 | MODULE_PARM_DESC(debug,"enable debug messages"); | |
42 | ||
43 | static unsigned int card[] = {[0 ... (CX23885_MAXBOARDS - 1)] = UNSET }; | |
44 | module_param_array(card, int, NULL, 0444); | |
45 | MODULE_PARM_DESC(card,"card type"); | |
46 | ||
4513fc69 ST |
47 | #define dprintk(level, fmt, arg...)\ |
48 | do { if (debug >= level)\ | |
49 | printk(KERN_DEBUG "%s/0: " fmt, dev->name, ## arg);\ | |
50 | } while (0) | |
d19770e5 ST |
51 | |
52 | static unsigned int cx23885_devcount; | |
53 | ||
54 | static DEFINE_MUTEX(devlist); | |
7b888014 | 55 | LIST_HEAD(cx23885_devlist); |
d19770e5 ST |
56 | |
57 | #define NO_SYNC_LINE (-1U) | |
58 | ||
d19770e5 ST |
59 | /* FIXME, these allocations will change when |
60 | * analog arrives. The be reviewed. | |
61 | * CX23887 Assumptions | |
62 | * 1 line = 16 bytes of CDT | |
63 | * cmds size = 80 | |
64 | * cdt size = 16 * linesize | |
65 | * iqsize = 64 | |
66 | * maxlines = 6 | |
67 | * | |
68 | * Address Space: | |
69 | * 0x00000000 0x00008fff FIFO clusters | |
70 | * 0x00010000 0x000104af Channel Management Data Structures | |
71 | * 0x000104b0 0x000104ff Free | |
72 | * 0x00010500 0x000108bf 15 channels * iqsize | |
73 | * 0x000108c0 0x000108ff Free | |
74 | * 0x00010900 0x00010e9f IQ's + Cluster Descriptor Tables | |
75 | * 15 channels * (iqsize + (maxlines * linesize)) | |
76 | * 0x00010ea0 0x00010xxx Free | |
77 | */ | |
78 | ||
39e75cfe | 79 | static struct sram_channel cx23887_sram_channels[] = { |
d19770e5 | 80 | [SRAM_CH01] = { |
69ad6e56 ST |
81 | .name = "VID A", |
82 | .cmds_start = 0x10000, | |
83 | .ctrl_start = 0x105b0, | |
84 | .cdt = 0x107b0, | |
85 | .fifo_start = 0x40, | |
86 | .fifo_size = 0x2800, | |
d19770e5 ST |
87 | .ptr1_reg = DMA1_PTR1, |
88 | .ptr2_reg = DMA1_PTR2, | |
89 | .cnt1_reg = DMA1_CNT1, | |
90 | .cnt2_reg = DMA1_CNT2, | |
91 | }, | |
92 | [SRAM_CH02] = { | |
93 | .name = "ch2", | |
94 | .cmds_start = 0x0, | |
95 | .ctrl_start = 0x0, | |
96 | .cdt = 0x0, | |
97 | .fifo_start = 0x0, | |
98 | .fifo_size = 0x0, | |
99 | .ptr1_reg = DMA2_PTR1, | |
100 | .ptr2_reg = DMA2_PTR2, | |
101 | .cnt1_reg = DMA2_CNT1, | |
102 | .cnt2_reg = DMA2_CNT2, | |
103 | }, | |
104 | [SRAM_CH03] = { | |
69ad6e56 ST |
105 | .name = "TS1 B", |
106 | .cmds_start = 0x100A0, | |
28901ab6 ST |
107 | .ctrl_start = 0x10670, |
108 | .cdt = 0x10810, | |
69ad6e56 ST |
109 | .fifo_start = 0x5000, |
110 | .fifo_size = 0x1000, | |
d19770e5 ST |
111 | .ptr1_reg = DMA3_PTR1, |
112 | .ptr2_reg = DMA3_PTR2, | |
113 | .cnt1_reg = DMA3_CNT1, | |
114 | .cnt2_reg = DMA3_CNT2, | |
115 | }, | |
116 | [SRAM_CH04] = { | |
117 | .name = "ch4", | |
118 | .cmds_start = 0x0, | |
119 | .ctrl_start = 0x0, | |
120 | .cdt = 0x0, | |
121 | .fifo_start = 0x0, | |
122 | .fifo_size = 0x0, | |
123 | .ptr1_reg = DMA4_PTR1, | |
124 | .ptr2_reg = DMA4_PTR2, | |
125 | .cnt1_reg = DMA4_CNT1, | |
126 | .cnt2_reg = DMA4_CNT2, | |
127 | }, | |
128 | [SRAM_CH05] = { | |
129 | .name = "ch5", | |
130 | .cmds_start = 0x0, | |
131 | .ctrl_start = 0x0, | |
132 | .cdt = 0x0, | |
133 | .fifo_start = 0x0, | |
134 | .fifo_size = 0x0, | |
135 | .ptr1_reg = DMA5_PTR1, | |
136 | .ptr2_reg = DMA5_PTR2, | |
137 | .cnt1_reg = DMA5_CNT1, | |
138 | .cnt2_reg = DMA5_CNT2, | |
139 | }, | |
140 | [SRAM_CH06] = { | |
141 | .name = "TS2 C", | |
142 | .cmds_start = 0x10140, | |
143 | .ctrl_start = 0x10680, | |
3bd40659 | 144 | .cdt = 0x108d0, |
d19770e5 ST |
145 | .fifo_start = 0x6000, |
146 | .fifo_size = 0x1000, | |
147 | .ptr1_reg = DMA5_PTR1, | |
148 | .ptr2_reg = DMA5_PTR2, | |
149 | .cnt1_reg = DMA5_CNT1, | |
150 | .cnt2_reg = DMA5_CNT2, | |
151 | }, | |
152 | [SRAM_CH07] = { | |
153 | .name = "ch7", | |
154 | .cmds_start = 0x0, | |
155 | .ctrl_start = 0x0, | |
156 | .cdt = 0x0, | |
157 | .fifo_start = 0x0, | |
158 | .fifo_size = 0x0, | |
159 | .ptr1_reg = DMA6_PTR1, | |
160 | .ptr2_reg = DMA6_PTR2, | |
161 | .cnt1_reg = DMA6_CNT1, | |
162 | .cnt2_reg = DMA6_CNT2, | |
163 | }, | |
164 | [SRAM_CH08] = { | |
165 | .name = "ch8", | |
166 | .cmds_start = 0x0, | |
167 | .ctrl_start = 0x0, | |
168 | .cdt = 0x0, | |
169 | .fifo_start = 0x0, | |
170 | .fifo_size = 0x0, | |
171 | .ptr1_reg = DMA7_PTR1, | |
172 | .ptr2_reg = DMA7_PTR2, | |
173 | .cnt1_reg = DMA7_CNT1, | |
174 | .cnt2_reg = DMA7_CNT2, | |
175 | }, | |
176 | [SRAM_CH09] = { | |
177 | .name = "ch9", | |
178 | .cmds_start = 0x0, | |
179 | .ctrl_start = 0x0, | |
180 | .cdt = 0x0, | |
181 | .fifo_start = 0x0, | |
182 | .fifo_size = 0x0, | |
183 | .ptr1_reg = DMA8_PTR1, | |
184 | .ptr2_reg = DMA8_PTR2, | |
185 | .cnt1_reg = DMA8_CNT1, | |
186 | .cnt2_reg = DMA8_CNT2, | |
187 | }, | |
188 | }; | |
189 | ||
190 | static int cx23885_risc_decode(u32 risc) | |
191 | { | |
192 | static char *instr[16] = { | |
b1b81f1d ST |
193 | [RISC_SYNC >> 28] = "sync", |
194 | [RISC_WRITE >> 28] = "write", | |
195 | [RISC_WRITEC >> 28] = "writec", | |
196 | [RISC_READ >> 28] = "read", | |
197 | [RISC_READC >> 28] = "readc", | |
198 | [RISC_JUMP >> 28] = "jump", | |
199 | [RISC_SKIP >> 28] = "skip", | |
200 | [RISC_WRITERM >> 28] = "writerm", | |
201 | [RISC_WRITECM >> 28] = "writecm", | |
202 | [RISC_WRITECR >> 28] = "writecr", | |
d19770e5 ST |
203 | }; |
204 | static int incr[16] = { | |
b1b81f1d ST |
205 | [RISC_WRITE >> 28] = 3, |
206 | [RISC_JUMP >> 28] = 3, | |
207 | [RISC_SKIP >> 28] = 1, | |
208 | [RISC_SYNC >> 28] = 1, | |
209 | [RISC_WRITERM >> 28] = 3, | |
210 | [RISC_WRITECM >> 28] = 3, | |
211 | [RISC_WRITECR >> 28] = 4, | |
d19770e5 ST |
212 | }; |
213 | static char *bits[] = { | |
214 | "12", "13", "14", "resync", | |
215 | "cnt0", "cnt1", "18", "19", | |
216 | "20", "21", "22", "23", | |
217 | "irq1", "irq2", "eol", "sol", | |
218 | }; | |
219 | int i; | |
220 | ||
221 | printk("0x%08x [ %s", risc, | |
222 | instr[risc >> 28] ? instr[risc >> 28] : "INVALID"); | |
44a6481d | 223 | for (i = ARRAY_SIZE(bits) - 1; i >= 0; i--) |
d19770e5 | 224 | if (risc & (1 << (i + 12))) |
44a6481d | 225 | printk(" %s", bits[i]); |
d19770e5 ST |
226 | printk(" count=%d ]\n", risc & 0xfff); |
227 | return incr[risc >> 28] ? incr[risc >> 28] : 1; | |
228 | } | |
229 | ||
7b888014 | 230 | void cx23885_wakeup(struct cx23885_tsport *port, |
39e75cfe | 231 | struct cx23885_dmaqueue *q, u32 count) |
d19770e5 ST |
232 | { |
233 | struct cx23885_dev *dev = port->dev; | |
234 | struct cx23885_buffer *buf; | |
235 | int bc; | |
236 | ||
237 | for (bc = 0;; bc++) { | |
238 | if (list_empty(&q->active)) | |
239 | break; | |
240 | buf = list_entry(q->active.next, | |
241 | struct cx23885_buffer, vb.queue); | |
2e52f215 | 242 | |
d19770e5 ST |
243 | /* count comes from the hw and is is 16bit wide -- |
244 | * this trick handles wrap-arounds correctly for | |
245 | * up to 32767 buffers in flight... */ | |
246 | if ((s16) (count - buf->count) < 0) | |
247 | break; | |
2e52f215 | 248 | |
d19770e5 | 249 | do_gettimeofday(&buf->vb.ts); |
44a6481d | 250 | dprintk(2, "[%p/%d] wakeup reg=%d buf=%d\n", buf, buf->vb.i, |
d19770e5 | 251 | count, buf->count); |
0fc0686e | 252 | buf->vb.state = VIDEOBUF_DONE; |
d19770e5 ST |
253 | list_del(&buf->vb.queue); |
254 | wake_up(&buf->vb.done); | |
255 | } | |
256 | if (list_empty(&q->active)) { | |
257 | del_timer(&q->timeout); | |
258 | } else { | |
44a6481d | 259 | mod_timer(&q->timeout, jiffies + BUFFER_TIMEOUT); |
d19770e5 ST |
260 | } |
261 | if (bc != 1) | |
44a6481d | 262 | printk("%s: %d buffers handled (should be 1)\n", |
22b4e64f | 263 | __func__, bc); |
d19770e5 | 264 | } |
d19770e5 | 265 | |
7b888014 | 266 | int cx23885_sram_channel_setup(struct cx23885_dev *dev, |
39e75cfe AB |
267 | struct sram_channel *ch, |
268 | unsigned int bpl, u32 risc) | |
d19770e5 | 269 | { |
44a6481d | 270 | unsigned int i, lines; |
d19770e5 ST |
271 | u32 cdt; |
272 | ||
273 | if (ch->cmds_start == 0) | |
274 | { | |
22b4e64f | 275 | dprintk(1, "%s() Erasing channel [%s]\n", __func__, |
44a6481d | 276 | ch->name); |
d19770e5 ST |
277 | cx_write(ch->ptr1_reg, 0); |
278 | cx_write(ch->ptr2_reg, 0); | |
279 | cx_write(ch->cnt2_reg, 0); | |
280 | cx_write(ch->cnt1_reg, 0); | |
281 | return 0; | |
282 | } else { | |
22b4e64f | 283 | dprintk(1, "%s() Configuring channel [%s]\n", __func__, |
44a6481d | 284 | ch->name); |
d19770e5 ST |
285 | } |
286 | ||
287 | bpl = (bpl + 7) & ~7; /* alignment */ | |
288 | cdt = ch->cdt; | |
289 | lines = ch->fifo_size / bpl; | |
290 | if (lines > 6) | |
291 | lines = 6; | |
292 | BUG_ON(lines < 2); | |
293 | ||
86ecc027 AV |
294 | cx_write(8 + 0, RISC_JUMP | RISC_IRQ1 | RISC_CNT_INC); |
295 | cx_write(8 + 4, 8); | |
296 | cx_write(8 + 8, 0); | |
d19770e5 ST |
297 | |
298 | /* write CDT */ | |
299 | for (i = 0; i < lines; i++) { | |
22b4e64f | 300 | dprintk(2, "%s() 0x%08x <- 0x%08x\n", __func__, cdt + 16*i, |
44a6481d | 301 | ch->fifo_start + bpl*i); |
d19770e5 ST |
302 | cx_write(cdt + 16*i, ch->fifo_start + bpl*i); |
303 | cx_write(cdt + 16*i + 4, 0); | |
304 | cx_write(cdt + 16*i + 8, 0); | |
305 | cx_write(cdt + 16*i + 12, 0); | |
306 | } | |
307 | ||
308 | /* write CMDS */ | |
309 | if (ch->jumponly) | |
310 | cx_write(ch->cmds_start + 0, 8); | |
311 | else | |
312 | cx_write(ch->cmds_start + 0, risc); | |
313 | cx_write(ch->cmds_start + 4, 0); /* 64 bits 63-32 */ | |
314 | cx_write(ch->cmds_start + 8, cdt); | |
315 | cx_write(ch->cmds_start + 12, (lines*16) >> 3); | |
316 | cx_write(ch->cmds_start + 16, ch->ctrl_start); | |
317 | if (ch->jumponly) | |
318 | cx_write(ch->cmds_start + 20, 0x80000000 | (64 >> 2) ); | |
319 | else | |
320 | cx_write(ch->cmds_start + 20, 64 >> 2); | |
321 | for (i = 24; i < 80; i += 4) | |
322 | cx_write(ch->cmds_start + i, 0); | |
323 | ||
324 | /* fill registers */ | |
325 | cx_write(ch->ptr1_reg, ch->fifo_start); | |
326 | cx_write(ch->ptr2_reg, cdt); | |
327 | cx_write(ch->cnt2_reg, (lines*16) >> 3); | |
328 | cx_write(ch->cnt1_reg, (bpl >> 3) -1); | |
329 | ||
e133be0f ST |
330 | dprintk(2,"[bridge %d] sram setup %s: bpl=%d lines=%d\n", |
331 | dev->bridge, | |
d19770e5 ST |
332 | ch->name, |
333 | bpl, | |
334 | lines); | |
335 | ||
336 | return 0; | |
337 | } | |
338 | ||
7b888014 | 339 | void cx23885_sram_channel_dump(struct cx23885_dev *dev, |
39e75cfe | 340 | struct sram_channel *ch) |
d19770e5 ST |
341 | { |
342 | static char *name[] = { | |
343 | "init risc lo", | |
344 | "init risc hi", | |
345 | "cdt base", | |
346 | "cdt size", | |
347 | "iq base", | |
348 | "iq size", | |
349 | "risc pc lo", | |
350 | "risc pc hi", | |
351 | "iq wr ptr", | |
352 | "iq rd ptr", | |
353 | "cdt current", | |
354 | "pci target lo", | |
355 | "pci target hi", | |
356 | "line / byte", | |
357 | }; | |
358 | u32 risc; | |
44a6481d | 359 | unsigned int i, j, n; |
d19770e5 ST |
360 | |
361 | printk("%s: %s - dma channel status dump\n", | |
362 | dev->name, ch->name); | |
363 | for (i = 0; i < ARRAY_SIZE(name); i++) | |
364 | printk("%s: cmds: %-15s: 0x%08x\n", | |
365 | dev->name, name[i], | |
366 | cx_read(ch->cmds_start + 4*i)); | |
367 | ||
368 | for (i = 0; i < 4; i++) { | |
44a6481d | 369 | risc = cx_read(ch->cmds_start + 4 * (i + 14)); |
d19770e5 ST |
370 | printk("%s: risc%d: ", dev->name, i); |
371 | cx23885_risc_decode(risc); | |
372 | } | |
373 | for (i = 0; i < (64 >> 2); i += n) { | |
44a6481d MK |
374 | risc = cx_read(ch->ctrl_start + 4 * i); |
375 | /* No consideration for bits 63-32 */ | |
376 | ||
377 | printk("%s: (0x%08x) iq %x: ", dev->name, | |
378 | ch->ctrl_start + 4 * i, i); | |
d19770e5 ST |
379 | n = cx23885_risc_decode(risc); |
380 | for (j = 1; j < n; j++) { | |
44a6481d | 381 | risc = cx_read(ch->ctrl_start + 4 * (i + j)); |
d19770e5 ST |
382 | printk("%s: iq %x: 0x%08x [ arg #%d ]\n", |
383 | dev->name, i+j, risc, j); | |
384 | } | |
385 | } | |
386 | ||
387 | printk("%s: fifo: 0x%08x -> 0x%x\n", | |
388 | dev->name, ch->fifo_start, ch->fifo_start+ch->fifo_size); | |
389 | printk("%s: ctrl: 0x%08x -> 0x%x\n", | |
44a6481d | 390 | dev->name, ch->ctrl_start, ch->ctrl_start + 6*16); |
d19770e5 ST |
391 | printk("%s: ptr1_reg: 0x%08x\n", |
392 | dev->name, cx_read(ch->ptr1_reg)); | |
393 | printk("%s: ptr2_reg: 0x%08x\n", | |
394 | dev->name, cx_read(ch->ptr2_reg)); | |
395 | printk("%s: cnt1_reg: 0x%08x\n", | |
396 | dev->name, cx_read(ch->cnt1_reg)); | |
397 | printk("%s: cnt2_reg: 0x%08x\n", | |
398 | dev->name, cx_read(ch->cnt2_reg)); | |
399 | } | |
400 | ||
39e75cfe AB |
401 | static void cx23885_risc_disasm(struct cx23885_tsport *port, |
402 | struct btcx_riscmem *risc) | |
d19770e5 ST |
403 | { |
404 | struct cx23885_dev *dev = port->dev; | |
44a6481d | 405 | unsigned int i, j, n; |
d19770e5 ST |
406 | |
407 | printk("%s: risc disasm: %p [dma=0x%08lx]\n", | |
408 | dev->name, risc->cpu, (unsigned long)risc->dma); | |
409 | for (i = 0; i < (risc->size >> 2); i += n) { | |
410 | printk("%s: %04d: ", dev->name, i); | |
86ecc027 | 411 | n = cx23885_risc_decode(le32_to_cpu(risc->cpu[i])); |
d19770e5 ST |
412 | for (j = 1; j < n; j++) |
413 | printk("%s: %04d: 0x%08x [ arg #%d ]\n", | |
44a6481d | 414 | dev->name, i + j, risc->cpu[i + j], j); |
86ecc027 | 415 | if (risc->cpu[i] == cpu_to_le32(RISC_JUMP)) |
d19770e5 ST |
416 | break; |
417 | } | |
418 | } | |
419 | ||
39e75cfe | 420 | static void cx23885_shutdown(struct cx23885_dev *dev) |
d19770e5 ST |
421 | { |
422 | /* disable RISC controller */ | |
423 | cx_write(DEV_CNTRL2, 0); | |
424 | ||
425 | /* Disable all IR activity */ | |
426 | cx_write(IR_CNTRL_REG, 0); | |
427 | ||
428 | /* Disable Video A/B activity */ | |
429 | cx_write(VID_A_DMA_CTL, 0); | |
430 | cx_write(VID_B_DMA_CTL, 0); | |
431 | cx_write(VID_C_DMA_CTL, 0); | |
432 | ||
433 | /* Disable Audio activity */ | |
434 | cx_write(AUD_INT_DMA_CTL, 0); | |
435 | cx_write(AUD_EXT_DMA_CTL, 0); | |
436 | ||
437 | /* Disable Serial port */ | |
438 | cx_write(UART_CTL, 0); | |
439 | ||
440 | /* Disable Interrupts */ | |
441 | cx_write(PCI_INT_MSK, 0); | |
442 | cx_write(VID_A_INT_MSK, 0); | |
443 | cx_write(VID_B_INT_MSK, 0); | |
444 | cx_write(VID_C_INT_MSK, 0); | |
445 | cx_write(AUDIO_INT_INT_MSK, 0); | |
446 | cx_write(AUDIO_EXT_INT_MSK, 0); | |
447 | ||
448 | } | |
449 | ||
39e75cfe | 450 | static void cx23885_reset(struct cx23885_dev *dev) |
d19770e5 | 451 | { |
22b4e64f | 452 | dprintk(1, "%s()\n", __func__); |
d19770e5 ST |
453 | |
454 | cx23885_shutdown(dev); | |
455 | ||
456 | cx_write(PCI_INT_STAT, 0xffffffff); | |
457 | cx_write(VID_A_INT_STAT, 0xffffffff); | |
458 | cx_write(VID_B_INT_STAT, 0xffffffff); | |
459 | cx_write(VID_C_INT_STAT, 0xffffffff); | |
460 | cx_write(AUDIO_INT_INT_STAT, 0xffffffff); | |
461 | cx_write(AUDIO_EXT_INT_STAT, 0xffffffff); | |
462 | cx_write(CLK_DELAY, cx_read(CLK_DELAY) & 0x80000000); | |
ecda5966 | 463 | cx_write(PAD_CTRL, 0x00500300); |
d19770e5 ST |
464 | |
465 | mdelay(100); | |
466 | ||
7b888014 ST |
467 | cx23885_sram_channel_setup(dev, &dev->sram_channels[SRAM_CH01], |
468 | 720*4, 0); | |
469 | cx23885_sram_channel_setup(dev, &dev->sram_channels[SRAM_CH02], 128, 0); | |
470 | cx23885_sram_channel_setup(dev, &dev->sram_channels[SRAM_CH03], | |
471 | 188*4, 0); | |
472 | cx23885_sram_channel_setup(dev, &dev->sram_channels[SRAM_CH04], 128, 0); | |
473 | cx23885_sram_channel_setup(dev, &dev->sram_channels[SRAM_CH05], 128, 0); | |
474 | cx23885_sram_channel_setup(dev, &dev->sram_channels[SRAM_CH06], | |
475 | 188*4, 0); | |
476 | cx23885_sram_channel_setup(dev, &dev->sram_channels[SRAM_CH07], 128, 0); | |
477 | cx23885_sram_channel_setup(dev, &dev->sram_channels[SRAM_CH08], 128, 0); | |
478 | cx23885_sram_channel_setup(dev, &dev->sram_channels[SRAM_CH09], 128, 0); | |
d19770e5 | 479 | |
a6a3f140 | 480 | cx23885_gpio_setup(dev); |
d19770e5 ST |
481 | } |
482 | ||
483 | ||
484 | static int cx23885_pci_quirks(struct cx23885_dev *dev) | |
485 | { | |
22b4e64f | 486 | dprintk(1, "%s()\n", __func__); |
d19770e5 | 487 | |
2df9a4c2 ST |
488 | /* The cx23885 bridge has a weird bug which causes NMI to be asserted |
489 | * when DMA begins if RDR_TLCTL0 bit4 is not cleared. It does not | |
490 | * occur on the cx23887 bridge. | |
491 | */ | |
4823e9ee | 492 | if(dev->bridge == CX23885_BRIDGE_885) |
d19770e5 | 493 | cx_clear(RDR_TLCTL0, 1 << 4); |
4823e9ee | 494 | |
d19770e5 ST |
495 | return 0; |
496 | } | |
497 | ||
498 | static int get_resources(struct cx23885_dev *dev) | |
499 | { | |
500 | if (request_mem_region(pci_resource_start(dev->pci,0), | |
44a6481d MK |
501 | pci_resource_len(dev->pci,0), |
502 | dev->name)) | |
d19770e5 ST |
503 | return 0; |
504 | ||
505 | printk(KERN_ERR "%s: can't get MMIO memory @ 0x%llx\n", | |
506 | dev->name, (unsigned long long)pci_resource_start(dev->pci,0)); | |
507 | ||
508 | return -EBUSY; | |
509 | } | |
510 | ||
511 | static void cx23885_timeout(unsigned long data); | |
7b888014 | 512 | int cx23885_risc_stopper(struct pci_dev *pci, struct btcx_riscmem *risc, |
39e75cfe | 513 | u32 reg, u32 mask, u32 value); |
d19770e5 | 514 | |
a6a3f140 | 515 | static int cx23885_init_tsport(struct cx23885_dev *dev, struct cx23885_tsport *port, int portno) |
d19770e5 | 516 | { |
22b4e64f | 517 | dprintk(1, "%s(portno=%d)\n", __func__, portno); |
a6a3f140 ST |
518 | |
519 | /* Transport bus init dma queue - Common settings */ | |
520 | port->dma_ctl_val = 0x11; /* Enable RISC controller and Fifo */ | |
521 | port->ts_int_msk_val = 0x1111; /* TS port bits for RISC */ | |
b1b81f1d ST |
522 | port->vld_misc_val = 0x0; |
523 | port->hw_sop_ctrl_val = (0x47 << 16 | 188 << 4); | |
a6a3f140 ST |
524 | |
525 | spin_lock_init(&port->slock); | |
526 | port->dev = dev; | |
527 | port->nr = portno; | |
528 | ||
529 | INIT_LIST_HEAD(&port->mpegq.active); | |
530 | INIT_LIST_HEAD(&port->mpegq.queued); | |
531 | port->mpegq.timeout.function = cx23885_timeout; | |
532 | port->mpegq.timeout.data = (unsigned long)port; | |
533 | init_timer(&port->mpegq.timeout); | |
534 | ||
535 | switch(portno) { | |
536 | case 1: | |
537 | port->reg_gpcnt = VID_B_GPCNT; | |
538 | port->reg_gpcnt_ctl = VID_B_GPCNT_CTL; | |
539 | port->reg_dma_ctl = VID_B_DMA_CTL; | |
540 | port->reg_lngth = VID_B_LNGTH; | |
541 | port->reg_hw_sop_ctrl = VID_B_HW_SOP_CTL; | |
542 | port->reg_gen_ctrl = VID_B_GEN_CTL; | |
543 | port->reg_bd_pkt_status = VID_B_BD_PKT_STATUS; | |
544 | port->reg_sop_status = VID_B_SOP_STATUS; | |
545 | port->reg_fifo_ovfl_stat = VID_B_FIFO_OVFL_STAT; | |
546 | port->reg_vld_misc = VID_B_VLD_MISC; | |
547 | port->reg_ts_clk_en = VID_B_TS_CLK_EN; | |
548 | port->reg_src_sel = VID_B_SRC_SEL; | |
549 | port->reg_ts_int_msk = VID_B_INT_MSK; | |
b1b81f1d | 550 | port->reg_ts_int_stat = VID_B_INT_STAT; |
a6a3f140 ST |
551 | port->sram_chno = SRAM_CH03; /* VID_B */ |
552 | port->pci_irqmask = 0x02; /* VID_B bit1 */ | |
553 | break; | |
554 | case 2: | |
555 | port->reg_gpcnt = VID_C_GPCNT; | |
556 | port->reg_gpcnt_ctl = VID_C_GPCNT_CTL; | |
557 | port->reg_dma_ctl = VID_C_DMA_CTL; | |
558 | port->reg_lngth = VID_C_LNGTH; | |
559 | port->reg_hw_sop_ctrl = VID_C_HW_SOP_CTL; | |
560 | port->reg_gen_ctrl = VID_C_GEN_CTL; | |
561 | port->reg_bd_pkt_status = VID_C_BD_PKT_STATUS; | |
562 | port->reg_sop_status = VID_C_SOP_STATUS; | |
563 | port->reg_fifo_ovfl_stat = VID_C_FIFO_OVFL_STAT; | |
564 | port->reg_vld_misc = VID_C_VLD_MISC; | |
565 | port->reg_ts_clk_en = VID_C_TS_CLK_EN; | |
566 | port->reg_src_sel = 0; | |
567 | port->reg_ts_int_msk = VID_C_INT_MSK; | |
568 | port->reg_ts_int_stat = VID_C_INT_STAT; | |
569 | port->sram_chno = SRAM_CH06; /* VID_C */ | |
570 | port->pci_irqmask = 0x04; /* VID_C bit2 */ | |
d19770e5 | 571 | break; |
a6a3f140 ST |
572 | default: |
573 | BUG(); | |
d19770e5 ST |
574 | } |
575 | ||
a6a3f140 ST |
576 | cx23885_risc_stopper(dev->pci, &port->mpegq.stopper, |
577 | port->reg_dma_ctl, port->dma_ctl_val, 0x00); | |
578 | ||
d19770e5 ST |
579 | return 0; |
580 | } | |
581 | ||
0ac5881a ST |
582 | static void cx23885_dev_checkrevision(struct cx23885_dev *dev) |
583 | { | |
584 | switch (cx_read(RDR_CFG2) & 0xff) { | |
585 | case 0x00: | |
586 | /* cx23885 */ | |
587 | dev->hwrevision = 0xa0; | |
588 | break; | |
589 | case 0x01: | |
590 | /* CX23885-12Z */ | |
591 | dev->hwrevision = 0xa1; | |
592 | break; | |
593 | case 0x02: | |
594 | /* CX23885-13Z */ | |
595 | dev->hwrevision = 0xb0; | |
596 | break; | |
597 | case 0x03: | |
598 | /* CX23888-22Z */ | |
599 | dev->hwrevision = 0xc0; | |
600 | break; | |
601 | case 0x0e: | |
602 | /* CX23887-15Z */ | |
603 | dev->hwrevision = 0xc0; | |
604 | case 0x0f: | |
605 | /* CX23887-14Z */ | |
606 | dev->hwrevision = 0xb1; | |
607 | break; | |
608 | default: | |
609 | printk(KERN_ERR "%s() New hardware revision found 0x%x\n", | |
22b4e64f | 610 | __func__, dev->hwrevision); |
0ac5881a ST |
611 | } |
612 | if (dev->hwrevision) | |
613 | printk(KERN_INFO "%s() Hardware revision = 0x%02x\n", | |
22b4e64f | 614 | __func__, dev->hwrevision); |
0ac5881a ST |
615 | else |
616 | printk(KERN_ERR "%s() Hardware revision unknown 0x%x\n", | |
22b4e64f | 617 | __func__, dev->hwrevision); |
0ac5881a ST |
618 | } |
619 | ||
d19770e5 ST |
620 | static int cx23885_dev_setup(struct cx23885_dev *dev) |
621 | { | |
622 | int i; | |
623 | ||
624 | mutex_init(&dev->lock); | |
625 | ||
626 | atomic_inc(&dev->refcount); | |
627 | ||
628 | dev->nr = cx23885_devcount++; | |
31c8cc97 | 629 | dev->sram_channels = cx23887_sram_channels; |
579f1163 ST |
630 | sprintf(dev->name, "cx23885[%d]", dev->nr); |
631 | ||
632 | mutex_lock(&devlist); | |
633 | list_add_tail(&dev->devlist, &cx23885_devlist); | |
634 | mutex_unlock(&devlist); | |
635 | ||
636 | /* Configure the internal memory */ | |
637 | if(dev->pci->device == 0x8880) { | |
638 | dev->bridge = CX23885_BRIDGE_887; | |
c7712613 ST |
639 | /* Apply a sensible clock frequency for the PCIe bridge */ |
640 | dev->clk_freq = 25000000; | |
579f1163 ST |
641 | } else |
642 | if(dev->pci->device == 0x8852) { | |
643 | dev->bridge = CX23885_BRIDGE_885; | |
c7712613 ST |
644 | /* Apply a sensible clock frequency for the PCIe bridge */ |
645 | dev->clk_freq = 28000000; | |
579f1163 ST |
646 | } else |
647 | BUG(); | |
648 | ||
649 | dprintk(1, "%s() Memory configured for PCIe bridge type %d\n", | |
22b4e64f | 650 | __func__, dev->bridge); |
579f1163 ST |
651 | |
652 | /* board config */ | |
653 | dev->board = UNSET; | |
654 | if (card[dev->nr] < cx23885_bcount) | |
655 | dev->board = card[dev->nr]; | |
656 | for (i = 0; UNSET == dev->board && i < cx23885_idcount; i++) | |
657 | if (dev->pci->subsystem_vendor == cx23885_subids[i].subvendor && | |
658 | dev->pci->subsystem_device == cx23885_subids[i].subdevice) | |
659 | dev->board = cx23885_subids[i].card; | |
660 | if (UNSET == dev->board) { | |
661 | dev->board = CX23885_BOARD_UNKNOWN; | |
662 | cx23885_card_list(dev); | |
663 | } | |
664 | ||
c7712613 ST |
665 | /* If the user specific a clk freq override, apply it */ |
666 | if (cx23885_boards[dev->board].clk_freq > 0) | |
667 | dev->clk_freq = cx23885_boards[dev->board].clk_freq; | |
668 | ||
d19770e5 ST |
669 | dev->pci_bus = dev->pci->bus->number; |
670 | dev->pci_slot = PCI_SLOT(dev->pci->devfn); | |
671 | dev->pci_irqmask = 0x001f00; | |
672 | ||
673 | /* External Master 1 Bus */ | |
674 | dev->i2c_bus[0].nr = 0; | |
675 | dev->i2c_bus[0].dev = dev; | |
676 | dev->i2c_bus[0].reg_stat = I2C1_STAT; | |
677 | dev->i2c_bus[0].reg_ctrl = I2C1_CTRL; | |
678 | dev->i2c_bus[0].reg_addr = I2C1_ADDR; | |
679 | dev->i2c_bus[0].reg_rdata = I2C1_RDATA; | |
680 | dev->i2c_bus[0].reg_wdata = I2C1_WDATA; | |
681 | dev->i2c_bus[0].i2c_period = (0x9d << 24); /* 100kHz */ | |
682 | ||
683 | /* External Master 2 Bus */ | |
684 | dev->i2c_bus[1].nr = 1; | |
685 | dev->i2c_bus[1].dev = dev; | |
686 | dev->i2c_bus[1].reg_stat = I2C2_STAT; | |
687 | dev->i2c_bus[1].reg_ctrl = I2C2_CTRL; | |
688 | dev->i2c_bus[1].reg_addr = I2C2_ADDR; | |
689 | dev->i2c_bus[1].reg_rdata = I2C2_RDATA; | |
690 | dev->i2c_bus[1].reg_wdata = I2C2_WDATA; | |
691 | dev->i2c_bus[1].i2c_period = (0x9d << 24); /* 100kHz */ | |
692 | ||
693 | /* Internal Master 3 Bus */ | |
694 | dev->i2c_bus[2].nr = 2; | |
695 | dev->i2c_bus[2].dev = dev; | |
696 | dev->i2c_bus[2].reg_stat = I2C3_STAT; | |
697 | dev->i2c_bus[2].reg_ctrl = I2C3_CTRL; | |
a2129af5 | 698 | dev->i2c_bus[2].reg_addr = I2C3_ADDR; |
d19770e5 ST |
699 | dev->i2c_bus[2].reg_rdata = I2C3_RDATA; |
700 | dev->i2c_bus[2].reg_wdata = I2C3_WDATA; | |
701 | dev->i2c_bus[2].i2c_period = (0x07 << 24); /* 1.95MHz */ | |
702 | ||
b1b81f1d ST |
703 | if ((cx23885_boards[dev->board].portb == CX23885_MPEG_DVB) || |
704 | (cx23885_boards[dev->board].portb == CX23885_MPEG_ENCODER)) | |
a6a3f140 | 705 | cx23885_init_tsport(dev, &dev->ts1, 1); |
579f1163 | 706 | |
b1b81f1d ST |
707 | if ((cx23885_boards[dev->board].portc == CX23885_MPEG_DVB) || |
708 | (cx23885_boards[dev->board].portc == CX23885_MPEG_ENCODER)) | |
a6a3f140 | 709 | cx23885_init_tsport(dev, &dev->ts2, 2); |
d19770e5 | 710 | |
d19770e5 ST |
711 | if (get_resources(dev) < 0) { |
712 | printk(KERN_ERR "CORE %s No more PCIe resources for " | |
44a6481d MK |
713 | "subsystem: %04x:%04x\n", |
714 | dev->name, dev->pci->subsystem_vendor, | |
715 | dev->pci->subsystem_device); | |
d19770e5 ST |
716 | |
717 | cx23885_devcount--; | |
fcf94c89 | 718 | return -ENODEV; |
d19770e5 ST |
719 | } |
720 | ||
d19770e5 ST |
721 | /* PCIe stuff */ |
722 | dev->lmmio = ioremap(pci_resource_start(dev->pci,0), | |
44a6481d | 723 | pci_resource_len(dev->pci,0)); |
d19770e5 ST |
724 | |
725 | dev->bmmio = (u8 __iomem *)dev->lmmio; | |
726 | ||
d19770e5 | 727 | printk(KERN_INFO "CORE %s: subsystem: %04x:%04x, board: %s [card=%d,%s]\n", |
44a6481d MK |
728 | dev->name, dev->pci->subsystem_vendor, |
729 | dev->pci->subsystem_device, cx23885_boards[dev->board].name, | |
730 | dev->board, card[dev->nr] == dev->board ? | |
731 | "insmod option" : "autodetected"); | |
d19770e5 | 732 | |
4823e9ee ST |
733 | cx23885_pci_quirks(dev); |
734 | ||
7b888014 ST |
735 | /* Assume some sensible defaults */ |
736 | dev->tuner_type = cx23885_boards[dev->board].tuner_type; | |
737 | dev->tuner_addr = cx23885_boards[dev->board].tuner_addr; | |
738 | dev->radio_type = cx23885_boards[dev->board].radio_type; | |
739 | dev->radio_addr = cx23885_boards[dev->board].radio_addr; | |
740 | ||
741 | dprintk(1, "%s() tuner_type = 0x%x tuner_addr = 0x%x\n", | |
22b4e64f | 742 | __func__, dev->tuner_type, dev->tuner_addr); |
7b888014 | 743 | dprintk(1, "%s() radio_type = 0x%x radio_addr = 0x%x\n", |
22b4e64f | 744 | __func__, dev->radio_type, dev->radio_addr); |
7b888014 | 745 | |
d19770e5 ST |
746 | /* init hardware */ |
747 | cx23885_reset(dev); | |
748 | ||
749 | cx23885_i2c_register(&dev->i2c_bus[0]); | |
750 | cx23885_i2c_register(&dev->i2c_bus[1]); | |
751 | cx23885_i2c_register(&dev->i2c_bus[2]); | |
d19770e5 | 752 | cx23885_card_setup(dev); |
ce89cfb4 | 753 | cx23885_call_i2c_clients (&dev->i2c_bus[0], TUNER_SET_STANDBY, NULL); |
d19770e5 ST |
754 | cx23885_ir_init(dev); |
755 | ||
7b888014 ST |
756 | if (cx23885_boards[dev->board].porta == CX23885_ANALOG_VIDEO) { |
757 | if (cx23885_video_register(dev) < 0) { | |
758 | printk(KERN_ERR "%s() Failed to register analog " | |
22b4e64f | 759 | "video adapters on VID_A\n", __func__); |
7b888014 ST |
760 | } |
761 | } | |
762 | ||
763 | if (cx23885_boards[dev->board].portb == CX23885_MPEG_DVB) { | |
a6a3f140 ST |
764 | if (cx23885_dvb_register(&dev->ts1) < 0) { |
765 | printk(KERN_ERR "%s() Failed to register dvb adapters on VID_B\n", | |
22b4e64f | 766 | __func__); |
a6a3f140 | 767 | } |
b1b81f1d ST |
768 | } else |
769 | if (cx23885_boards[dev->board].portb == CX23885_MPEG_ENCODER) { | |
770 | if (cx23885_417_register(dev) < 0) { | |
771 | printk(KERN_ERR | |
772 | "%s() Failed to register 417 on VID_B\n", | |
773 | __func__); | |
774 | } | |
579f1163 ST |
775 | } |
776 | ||
7b888014 | 777 | if (cx23885_boards[dev->board].portc == CX23885_MPEG_DVB) { |
a6a3f140 | 778 | if (cx23885_dvb_register(&dev->ts2) < 0) { |
b1b81f1d ST |
779 | printk(KERN_ERR |
780 | "%s() Failed to register dvb on VID_C\n", | |
781 | __func__); | |
782 | } | |
783 | } else | |
784 | if (cx23885_boards[dev->board].portc == CX23885_MPEG_ENCODER) { | |
785 | if (cx23885_417_register(dev) < 0) { | |
786 | printk(KERN_ERR | |
787 | "%s() Failed to register 417 on VID_C\n", | |
22b4e64f | 788 | __func__); |
a6a3f140 | 789 | } |
d19770e5 ST |
790 | } |
791 | ||
0ac5881a ST |
792 | cx23885_dev_checkrevision(dev); |
793 | ||
d19770e5 | 794 | return 0; |
d19770e5 ST |
795 | } |
796 | ||
39e75cfe | 797 | static void cx23885_dev_unregister(struct cx23885_dev *dev) |
d19770e5 ST |
798 | { |
799 | release_mem_region(pci_resource_start(dev->pci,0), | |
800 | pci_resource_len(dev->pci,0)); | |
801 | ||
802 | if (!atomic_dec_and_test(&dev->refcount)) | |
803 | return; | |
804 | ||
7b888014 ST |
805 | if (cx23885_boards[dev->board].porta == CX23885_ANALOG_VIDEO) |
806 | cx23885_video_unregister(dev); | |
807 | ||
b1b81f1d | 808 | if (cx23885_boards[dev->board].portb == CX23885_MPEG_DVB) |
a6a3f140 ST |
809 | cx23885_dvb_unregister(&dev->ts1); |
810 | ||
b1b81f1d ST |
811 | if (cx23885_boards[dev->board].portb == CX23885_MPEG_ENCODER) |
812 | cx23885_417_unregister(dev); | |
813 | ||
814 | if (cx23885_boards[dev->board].portc == CX23885_MPEG_DVB) | |
a6a3f140 ST |
815 | cx23885_dvb_unregister(&dev->ts2); |
816 | ||
b1b81f1d ST |
817 | if (cx23885_boards[dev->board].portc == CX23885_MPEG_ENCODER) |
818 | cx23885_417_unregister(dev); | |
819 | ||
d19770e5 ST |
820 | cx23885_i2c_unregister(&dev->i2c_bus[2]); |
821 | cx23885_i2c_unregister(&dev->i2c_bus[1]); | |
822 | cx23885_i2c_unregister(&dev->i2c_bus[0]); | |
823 | ||
824 | iounmap(dev->lmmio); | |
825 | } | |
826 | ||
d8eaa58b | 827 | static __le32* cx23885_risc_field(__le32 *rp, struct scatterlist *sglist, |
44a6481d MK |
828 | unsigned int offset, u32 sync_line, |
829 | unsigned int bpl, unsigned int padding, | |
830 | unsigned int lines) | |
d19770e5 ST |
831 | { |
832 | struct scatterlist *sg; | |
44a6481d | 833 | unsigned int line, todo; |
d19770e5 ST |
834 | |
835 | /* sync instruction */ | |
836 | if (sync_line != NO_SYNC_LINE) | |
837 | *(rp++) = cpu_to_le32(RISC_RESYNC | sync_line); | |
838 | ||
839 | /* scan lines */ | |
840 | sg = sglist; | |
841 | for (line = 0; line < lines; line++) { | |
842 | while (offset && offset >= sg_dma_len(sg)) { | |
843 | offset -= sg_dma_len(sg); | |
844 | sg++; | |
845 | } | |
846 | if (bpl <= sg_dma_len(sg)-offset) { | |
847 | /* fits into current chunk */ | |
848 | *(rp++)=cpu_to_le32(RISC_WRITE|RISC_SOL|RISC_EOL|bpl); | |
849 | *(rp++)=cpu_to_le32(sg_dma_address(sg)+offset); | |
850 | *(rp++)=cpu_to_le32(0); /* bits 63-32 */ | |
851 | offset+=bpl; | |
852 | } else { | |
853 | /* scanline needs to be split */ | |
854 | todo = bpl; | |
855 | *(rp++)=cpu_to_le32(RISC_WRITE|RISC_SOL| | |
856 | (sg_dma_len(sg)-offset)); | |
857 | *(rp++)=cpu_to_le32(sg_dma_address(sg)+offset); | |
858 | *(rp++)=cpu_to_le32(0); /* bits 63-32 */ | |
859 | todo -= (sg_dma_len(sg)-offset); | |
860 | offset = 0; | |
861 | sg++; | |
862 | while (todo > sg_dma_len(sg)) { | |
863 | *(rp++)=cpu_to_le32(RISC_WRITE| | |
864 | sg_dma_len(sg)); | |
865 | *(rp++)=cpu_to_le32(sg_dma_address(sg)); | |
866 | *(rp++)=cpu_to_le32(0); /* bits 63-32 */ | |
867 | todo -= sg_dma_len(sg); | |
868 | sg++; | |
869 | } | |
870 | *(rp++)=cpu_to_le32(RISC_WRITE|RISC_EOL|todo); | |
871 | *(rp++)=cpu_to_le32(sg_dma_address(sg)); | |
872 | *(rp++)=cpu_to_le32(0); /* bits 63-32 */ | |
873 | offset += todo; | |
874 | } | |
875 | offset += padding; | |
876 | } | |
877 | ||
878 | return rp; | |
879 | } | |
880 | ||
7b888014 ST |
881 | int cx23885_risc_buffer(struct pci_dev *pci, struct btcx_riscmem *risc, |
882 | struct scatterlist *sglist, unsigned int top_offset, | |
883 | unsigned int bottom_offset, unsigned int bpl, | |
884 | unsigned int padding, unsigned int lines) | |
885 | { | |
886 | u32 instructions, fields; | |
d8eaa58b | 887 | __le32 *rp; |
7b888014 ST |
888 | int rc; |
889 | ||
890 | fields = 0; | |
891 | if (UNSET != top_offset) | |
892 | fields++; | |
893 | if (UNSET != bottom_offset) | |
894 | fields++; | |
895 | ||
896 | /* estimate risc mem: worst case is one write per page border + | |
897 | one write per scan line + syncs + jump (all 2 dwords). Padding | |
898 | can cause next bpl to start close to a page border. First DMA | |
899 | region may be smaller than PAGE_SIZE */ | |
900 | /* write and jump need and extra dword */ | |
901 | instructions = fields * (1 + ((bpl + padding) * lines) / PAGE_SIZE + lines); | |
902 | instructions += 2; | |
903 | if ((rc = btcx_riscmem_alloc(pci,risc,instructions*12)) < 0) | |
904 | return rc; | |
905 | ||
906 | /* write risc instructions */ | |
907 | rp = risc->cpu; | |
908 | if (UNSET != top_offset) | |
909 | rp = cx23885_risc_field(rp, sglist, top_offset, 0, | |
910 | bpl, padding, lines); | |
911 | if (UNSET != bottom_offset) | |
912 | rp = cx23885_risc_field(rp, sglist, bottom_offset, 0x200, | |
913 | bpl, padding, lines); | |
914 | ||
915 | /* save pointer to jmp instruction address */ | |
916 | risc->jmp = rp; | |
917 | BUG_ON((risc->jmp - risc->cpu + 2) * sizeof (*risc->cpu) > risc->size); | |
918 | return 0; | |
919 | } | |
d19770e5 | 920 | |
39e75cfe AB |
921 | static int cx23885_risc_databuffer(struct pci_dev *pci, |
922 | struct btcx_riscmem *risc, | |
923 | struct scatterlist *sglist, | |
924 | unsigned int bpl, | |
925 | unsigned int lines) | |
d19770e5 ST |
926 | { |
927 | u32 instructions; | |
d8eaa58b | 928 | __le32 *rp; |
d19770e5 ST |
929 | int rc; |
930 | ||
931 | /* estimate risc mem: worst case is one write per page border + | |
932 | one write per scan line + syncs + jump (all 2 dwords). Here | |
933 | there is no padding and no sync. First DMA region may be smaller | |
934 | than PAGE_SIZE */ | |
935 | /* Jump and write need an extra dword */ | |
936 | instructions = 1 + (bpl * lines) / PAGE_SIZE + lines; | |
937 | instructions += 1; | |
938 | ||
d19770e5 ST |
939 | if ((rc = btcx_riscmem_alloc(pci,risc,instructions*12)) < 0) |
940 | return rc; | |
941 | ||
942 | /* write risc instructions */ | |
943 | rp = risc->cpu; | |
944 | rp = cx23885_risc_field(rp, sglist, 0, NO_SYNC_LINE, bpl, 0, lines); | |
945 | ||
946 | /* save pointer to jmp instruction address */ | |
947 | risc->jmp = rp; | |
948 | BUG_ON((risc->jmp - risc->cpu + 2) * sizeof (*risc->cpu) > risc->size); | |
949 | return 0; | |
950 | } | |
951 | ||
7b888014 | 952 | int cx23885_risc_stopper(struct pci_dev *pci, struct btcx_riscmem *risc, |
39e75cfe | 953 | u32 reg, u32 mask, u32 value) |
d19770e5 | 954 | { |
d8eaa58b | 955 | __le32 *rp; |
d19770e5 ST |
956 | int rc; |
957 | ||
958 | if ((rc = btcx_riscmem_alloc(pci, risc, 4*16)) < 0) | |
959 | return rc; | |
960 | ||
961 | /* write risc instructions */ | |
962 | rp = risc->cpu; | |
d19770e5 ST |
963 | *(rp++) = cpu_to_le32(RISC_WRITECR | RISC_IRQ2); |
964 | *(rp++) = cpu_to_le32(reg); | |
965 | *(rp++) = cpu_to_le32(value); | |
966 | *(rp++) = cpu_to_le32(mask); | |
967 | *(rp++) = cpu_to_le32(RISC_JUMP); | |
968 | *(rp++) = cpu_to_le32(risc->dma); | |
969 | *(rp++) = cpu_to_le32(0); /* bits 63-32 */ | |
970 | return 0; | |
971 | } | |
972 | ||
973 | void cx23885_free_buffer(struct videobuf_queue *q, struct cx23885_buffer *buf) | |
974 | { | |
409d84f8 TP |
975 | struct videobuf_dmabuf *dma = videobuf_to_dma(&buf->vb); |
976 | ||
d19770e5 | 977 | BUG_ON(in_interrupt()); |
44a6481d | 978 | videobuf_waiton(&buf->vb, 0, 0); |
409d84f8 TP |
979 | videobuf_dma_unmap(q, dma); |
980 | videobuf_dma_free(dma); | |
a920e42f | 981 | btcx_riscmem_free(to_pci_dev(q->dev), &buf->risc); |
0fc0686e | 982 | buf->vb.state = VIDEOBUF_NEEDS_INIT; |
d19770e5 ST |
983 | } |
984 | ||
7b888014 ST |
985 | static void cx23885_tsport_reg_dump(struct cx23885_tsport *port) |
986 | { | |
987 | struct cx23885_dev *dev = port->dev; | |
988 | ||
22b4e64f HH |
989 | dprintk(1, "%s() Register Dump\n", __func__); |
990 | dprintk(1, "%s() DEV_CNTRL2 0x%08X\n", __func__, | |
7b888014 | 991 | cx_read(DEV_CNTRL2)); |
22b4e64f | 992 | dprintk(1, "%s() PCI_INT_MSK 0x%08X\n", __func__, |
7b888014 | 993 | cx_read(PCI_INT_MSK)); |
22b4e64f | 994 | dprintk(1, "%s() AUD_INT_INT_MSK 0x%08X\n", __func__, |
7b888014 | 995 | cx_read(AUDIO_INT_INT_MSK)); |
22b4e64f | 996 | dprintk(1, "%s() AUD_INT_DMA_CTL 0x%08X\n", __func__, |
7b888014 | 997 | cx_read(AUD_INT_DMA_CTL)); |
22b4e64f | 998 | dprintk(1, "%s() AUD_EXT_INT_MSK 0x%08X\n", __func__, |
7b888014 | 999 | cx_read(AUDIO_EXT_INT_MSK)); |
22b4e64f | 1000 | dprintk(1, "%s() AUD_EXT_DMA_CTL 0x%08X\n", __func__, |
7b888014 | 1001 | cx_read(AUD_EXT_DMA_CTL)); |
22b4e64f | 1002 | dprintk(1, "%s() PAD_CTRL 0x%08X\n", __func__, |
7b888014 | 1003 | cx_read(PAD_CTRL)); |
22b4e64f | 1004 | dprintk(1, "%s() ALT_PIN_OUT_SEL 0x%08X\n", __func__, |
7b888014 | 1005 | cx_read(ALT_PIN_OUT_SEL)); |
22b4e64f | 1006 | dprintk(1, "%s() GPIO2 0x%08X\n", __func__, |
7b888014 | 1007 | cx_read(GPIO2)); |
22b4e64f | 1008 | dprintk(1, "%s() gpcnt(0x%08X) 0x%08X\n", __func__, |
7b888014 | 1009 | port->reg_gpcnt, cx_read(port->reg_gpcnt)); |
22b4e64f | 1010 | dprintk(1, "%s() gpcnt_ctl(0x%08X) 0x%08x\n", __func__, |
7b888014 | 1011 | port->reg_gpcnt_ctl, cx_read(port->reg_gpcnt_ctl)); |
22b4e64f | 1012 | dprintk(1, "%s() dma_ctl(0x%08X) 0x%08x\n", __func__, |
7b888014 | 1013 | port->reg_dma_ctl, cx_read(port->reg_dma_ctl)); |
22b4e64f | 1014 | dprintk(1, "%s() src_sel(0x%08X) 0x%08x\n", __func__, |
7b888014 | 1015 | port->reg_src_sel, cx_read(port->reg_src_sel)); |
22b4e64f | 1016 | dprintk(1, "%s() lngth(0x%08X) 0x%08x\n", __func__, |
7b888014 | 1017 | port->reg_lngth, cx_read(port->reg_lngth)); |
22b4e64f | 1018 | dprintk(1, "%s() hw_sop_ctrl(0x%08X) 0x%08x\n", __func__, |
7b888014 | 1019 | port->reg_hw_sop_ctrl, cx_read(port->reg_hw_sop_ctrl)); |
22b4e64f | 1020 | dprintk(1, "%s() gen_ctrl(0x%08X) 0x%08x\n", __func__, |
7b888014 | 1021 | port->reg_gen_ctrl, cx_read(port->reg_gen_ctrl)); |
22b4e64f | 1022 | dprintk(1, "%s() bd_pkt_status(0x%08X) 0x%08x\n", __func__, |
7b888014 | 1023 | port->reg_bd_pkt_status, cx_read(port->reg_bd_pkt_status)); |
22b4e64f | 1024 | dprintk(1, "%s() sop_status(0x%08X) 0x%08x\n", __func__, |
7b888014 | 1025 | port->reg_sop_status, cx_read(port->reg_sop_status)); |
22b4e64f | 1026 | dprintk(1, "%s() fifo_ovfl_stat(0x%08X) 0x%08x\n", __func__, |
7b888014 | 1027 | port->reg_fifo_ovfl_stat, cx_read(port->reg_fifo_ovfl_stat)); |
22b4e64f | 1028 | dprintk(1, "%s() vld_misc(0x%08X) 0x%08x\n", __func__, |
7b888014 | 1029 | port->reg_vld_misc, cx_read(port->reg_vld_misc)); |
22b4e64f | 1030 | dprintk(1, "%s() ts_clk_en(0x%08X) 0x%08x\n", __func__, |
7b888014 | 1031 | port->reg_ts_clk_en, cx_read(port->reg_ts_clk_en)); |
22b4e64f | 1032 | dprintk(1, "%s() ts_int_msk(0x%08X) 0x%08x\n", __func__, |
7b888014 ST |
1033 | port->reg_ts_int_msk, cx_read(port->reg_ts_int_msk)); |
1034 | } | |
1035 | ||
d19770e5 | 1036 | static int cx23885_start_dma(struct cx23885_tsport *port, |
44a6481d MK |
1037 | struct cx23885_dmaqueue *q, |
1038 | struct cx23885_buffer *buf) | |
d19770e5 ST |
1039 | { |
1040 | struct cx23885_dev *dev = port->dev; | |
a589b665 | 1041 | u32 reg; |
d19770e5 | 1042 | |
22b4e64f | 1043 | dprintk(1, "%s() w: %d, h: %d, f: %d\n", __func__, |
44a6481d | 1044 | buf->vb.width, buf->vb.height, buf->vb.field); |
d19770e5 | 1045 | |
d19770e5 ST |
1046 | /* setup fifo + format */ |
1047 | cx23885_sram_channel_setup(dev, | |
44a6481d MK |
1048 | &dev->sram_channels[ port->sram_chno ], |
1049 | port->ts_packet_size, buf->risc.dma); | |
3328e4fb | 1050 | if(debug > 5) { |
d19770e5 | 1051 | cx23885_sram_channel_dump(dev, &dev->sram_channels[ port->sram_chno ] ); |
d19770e5 | 1052 | cx23885_risc_disasm(port, &buf->risc); |
3328e4fb | 1053 | } |
d19770e5 ST |
1054 | |
1055 | /* write TS length to chip */ | |
1056 | cx_write(port->reg_lngth, buf->vb.width); | |
1057 | ||
661c7e44 ST |
1058 | if ( (!(cx23885_boards[dev->board].portb & CX23885_MPEG_DVB)) && |
1059 | (!(cx23885_boards[dev->board].portc & CX23885_MPEG_DVB)) ) { | |
1060 | printk( "%s() Failed. Unsupported value in .portb/c (0x%08x)/(0x%08x)\n", | |
22b4e64f | 1061 | __func__, |
661c7e44 ST |
1062 | cx23885_boards[dev->board].portb, |
1063 | cx23885_boards[dev->board].portc ); | |
d19770e5 ST |
1064 | return -EINVAL; |
1065 | } | |
1066 | ||
a589b665 ST |
1067 | if (cx23885_boards[dev->board].portb == CX23885_MPEG_ENCODER) |
1068 | cx23885_av_clk(dev, 0); | |
1069 | ||
d19770e5 ST |
1070 | udelay(100); |
1071 | ||
579f1163 ST |
1072 | /* If the port supports SRC SELECT, configure it */ |
1073 | if(port->reg_src_sel) | |
1074 | cx_write(port->reg_src_sel, port->src_sel_val); | |
1075 | ||
b1b81f1d | 1076 | cx_write(port->reg_hw_sop_ctrl, port->hw_sop_ctrl_val); |
d19770e5 | 1077 | cx_write(port->reg_ts_clk_en, port->ts_clk_en_val); |
b1b81f1d | 1078 | cx_write(port->reg_vld_misc, port->vld_misc_val); |
d19770e5 ST |
1079 | cx_write(port->reg_gen_ctrl, port->gen_ctrl_val); |
1080 | udelay(100); | |
1081 | ||
579f1163 | 1082 | // NOTE: this is 2 (reserved) for portb, does it matter? |
d19770e5 ST |
1083 | /* reset counter to zero */ |
1084 | cx_write(port->reg_gpcnt_ctl, 3); | |
1085 | q->count = 1; | |
1086 | ||
a589b665 ST |
1087 | if (cx23885_boards[dev->board].portb & CX23885_MPEG_ENCODER) { |
1088 | ||
1089 | reg = cx_read(PAD_CTRL); | |
1090 | reg = reg & ~0x1; /* Clear TS1_OE */ | |
1091 | ||
1092 | /* FIXME, bit 2 writing here is questionable */ | |
1093 | /* set TS1_SOP_OE and TS1_OE_HI */ | |
1094 | reg = reg | 0xa; | |
1095 | cx_write(PAD_CTRL, reg); | |
1096 | ||
1097 | /* FIXME and these two registers should be documented. */ | |
1098 | cx_write(CLK_DELAY, cx_read(CLK_DELAY) | 0x80000011); | |
1099 | cx_write(ALT_PIN_OUT_SEL, 0x10100045); | |
1100 | } | |
1101 | ||
e133be0f | 1102 | switch(dev->bridge) { |
d19770e5 | 1103 | case CX23885_BRIDGE_885: |
3bd40659 | 1104 | case CX23885_BRIDGE_887: |
d19770e5 | 1105 | /* enable irqs */ |
22b4e64f | 1106 | dprintk(1, "%s() enabling TS int's and DMA\n", __func__ ); |
d19770e5 ST |
1107 | cx_set(port->reg_ts_int_msk, port->ts_int_msk_val); |
1108 | cx_set(port->reg_dma_ctl, port->dma_ctl_val); | |
1109 | cx_set(PCI_INT_MSK, dev->pci_irqmask | port->pci_irqmask); | |
1110 | break; | |
d19770e5 | 1111 | default: |
579f1163 | 1112 | BUG(); |
d19770e5 ST |
1113 | } |
1114 | ||
d19770e5 ST |
1115 | cx_set(DEV_CNTRL2, (1<<5)); /* Enable RISC controller */ |
1116 | ||
a589b665 ST |
1117 | if (cx23885_boards[dev->board].portb == CX23885_MPEG_ENCODER) |
1118 | cx23885_av_clk(dev, 1); | |
1119 | ||
7b888014 ST |
1120 | if (debug > 4) |
1121 | cx23885_tsport_reg_dump(port); | |
1122 | ||
d19770e5 ST |
1123 | return 0; |
1124 | } | |
1125 | ||
1126 | static int cx23885_stop_dma(struct cx23885_tsport *port) | |
1127 | { | |
1128 | struct cx23885_dev *dev = port->dev; | |
a589b665 ST |
1129 | u32 reg; |
1130 | ||
22b4e64f | 1131 | dprintk(1, "%s()\n", __func__); |
d19770e5 ST |
1132 | |
1133 | /* Stop interrupts and DMA */ | |
1134 | cx_clear(port->reg_ts_int_msk, port->ts_int_msk_val); | |
1135 | cx_clear(port->reg_dma_ctl, port->dma_ctl_val); | |
1136 | ||
a589b665 ST |
1137 | if (cx23885_boards[dev->board].portb & CX23885_MPEG_ENCODER) { |
1138 | ||
1139 | reg = cx_read(PAD_CTRL); | |
1140 | ||
1141 | /* Set TS1_OE */ | |
1142 | reg = reg | 0x1; | |
1143 | ||
1144 | /* clear TS1_SOP_OE and TS1_OE_HI */ | |
1145 | reg = reg & ~0xa; | |
1146 | cx_write(PAD_CTRL, reg); | |
1147 | cx_write(port->reg_src_sel, 0); | |
1148 | cx_write(port->reg_gen_ctrl, 8); | |
1149 | ||
1150 | } | |
1151 | ||
1152 | if (cx23885_boards[dev->board].portb == CX23885_MPEG_ENCODER) | |
1153 | cx23885_av_clk(dev, 0); | |
1154 | ||
d19770e5 ST |
1155 | return 0; |
1156 | } | |
1157 | ||
7b888014 | 1158 | int cx23885_restart_queue(struct cx23885_tsport *port, |
d19770e5 ST |
1159 | struct cx23885_dmaqueue *q) |
1160 | { | |
1161 | struct cx23885_dev *dev = port->dev; | |
1162 | struct cx23885_buffer *buf; | |
d19770e5 | 1163 | |
22b4e64f | 1164 | dprintk(5, "%s()\n", __func__); |
d19770e5 ST |
1165 | if (list_empty(&q->active)) |
1166 | { | |
44a6481d MK |
1167 | struct cx23885_buffer *prev; |
1168 | prev = NULL; | |
d19770e5 | 1169 | |
22b4e64f | 1170 | dprintk(5, "%s() queue is empty\n", __func__); |
d19770e5 | 1171 | |
44a6481d MK |
1172 | for (;;) { |
1173 | if (list_empty(&q->queued)) | |
1174 | return 0; | |
1175 | buf = list_entry(q->queued.next, struct cx23885_buffer, | |
1176 | vb.queue); | |
1177 | if (NULL == prev) { | |
1178 | list_del(&buf->vb.queue); | |
1179 | list_add_tail(&buf->vb.queue, &q->active); | |
1180 | cx23885_start_dma(port, q, buf); | |
0fc0686e | 1181 | buf->vb.state = VIDEOBUF_ACTIVE; |
44a6481d MK |
1182 | buf->count = q->count++; |
1183 | mod_timer(&q->timeout, jiffies+BUFFER_TIMEOUT); | |
1184 | dprintk(5, "[%p/%d] restart_queue - first active\n", | |
1185 | buf, buf->vb.i); | |
1186 | ||
1187 | } else if (prev->vb.width == buf->vb.width && | |
1188 | prev->vb.height == buf->vb.height && | |
1189 | prev->fmt == buf->fmt) { | |
1190 | list_del(&buf->vb.queue); | |
1191 | list_add_tail(&buf->vb.queue, &q->active); | |
0fc0686e | 1192 | buf->vb.state = VIDEOBUF_ACTIVE; |
44a6481d MK |
1193 | buf->count = q->count++; |
1194 | prev->risc.jmp[1] = cpu_to_le32(buf->risc.dma); | |
1195 | prev->risc.jmp[2] = cpu_to_le32(0); /* 64 bit bits 63-32 */ | |
1196 | dprintk(5,"[%p/%d] restart_queue - move to active\n", | |
1197 | buf, buf->vb.i); | |
1198 | } else { | |
1199 | return 0; | |
1200 | } | |
1201 | prev = buf; | |
1202 | } | |
d19770e5 ST |
1203 | return 0; |
1204 | } | |
1205 | ||
1206 | buf = list_entry(q->active.next, struct cx23885_buffer, vb.queue); | |
44a6481d | 1207 | dprintk(2, "restart_queue [%p/%d]: restart dma\n", |
d19770e5 ST |
1208 | buf, buf->vb.i); |
1209 | cx23885_start_dma(port, q, buf); | |
a991f44b | 1210 | list_for_each_entry(buf, &q->active, vb.queue) |
d19770e5 | 1211 | buf->count = q->count++; |
44a6481d | 1212 | mod_timer(&q->timeout, jiffies + BUFFER_TIMEOUT); |
d19770e5 ST |
1213 | return 0; |
1214 | } | |
1215 | ||
1216 | /* ------------------------------------------------------------------ */ | |
1217 | ||
1218 | int cx23885_buf_prepare(struct videobuf_queue *q, struct cx23885_tsport *port, | |
1219 | struct cx23885_buffer *buf, enum v4l2_field field) | |
1220 | { | |
1221 | struct cx23885_dev *dev = port->dev; | |
1222 | int size = port->ts_packet_size * port->ts_packet_count; | |
1223 | int rc; | |
1224 | ||
22b4e64f | 1225 | dprintk(1, "%s: %p\n", __func__, buf); |
d19770e5 ST |
1226 | if (0 != buf->vb.baddr && buf->vb.bsize < size) |
1227 | return -EINVAL; | |
1228 | ||
0fc0686e | 1229 | if (VIDEOBUF_NEEDS_INIT == buf->vb.state) { |
d19770e5 ST |
1230 | buf->vb.width = port->ts_packet_size; |
1231 | buf->vb.height = port->ts_packet_count; | |
1232 | buf->vb.size = size; | |
1233 | buf->vb.field = field /*V4L2_FIELD_TOP*/; | |
1234 | ||
44a6481d | 1235 | if (0 != (rc = videobuf_iolock(q, &buf->vb, NULL))) |
d19770e5 ST |
1236 | goto fail; |
1237 | cx23885_risc_databuffer(dev->pci, &buf->risc, | |
409d84f8 TP |
1238 | videobuf_to_dma(&buf->vb)->sglist, |
1239 | buf->vb.width, buf->vb.height); | |
d19770e5 | 1240 | } |
0fc0686e | 1241 | buf->vb.state = VIDEOBUF_PREPARED; |
d19770e5 ST |
1242 | return 0; |
1243 | ||
1244 | fail: | |
44a6481d | 1245 | cx23885_free_buffer(q, buf); |
d19770e5 ST |
1246 | return rc; |
1247 | } | |
1248 | ||
1249 | void cx23885_buf_queue(struct cx23885_tsport *port, struct cx23885_buffer *buf) | |
1250 | { | |
1251 | struct cx23885_buffer *prev; | |
1252 | struct cx23885_dev *dev = port->dev; | |
1253 | struct cx23885_dmaqueue *cx88q = &port->mpegq; | |
1254 | ||
1255 | /* add jump to stopper */ | |
1256 | buf->risc.jmp[0] = cpu_to_le32(RISC_JUMP | RISC_IRQ1 | RISC_CNT_INC); | |
1257 | buf->risc.jmp[1] = cpu_to_le32(cx88q->stopper.dma); | |
1258 | buf->risc.jmp[2] = cpu_to_le32(0); /* bits 63-32 */ | |
1259 | ||
1260 | if (list_empty(&cx88q->active)) { | |
1261 | dprintk( 1, "queue is empty - first active\n" ); | |
44a6481d | 1262 | list_add_tail(&buf->vb.queue, &cx88q->active); |
d19770e5 | 1263 | cx23885_start_dma(port, cx88q, buf); |
0fc0686e | 1264 | buf->vb.state = VIDEOBUF_ACTIVE; |
d19770e5 | 1265 | buf->count = cx88q->count++; |
44a6481d MK |
1266 | mod_timer(&cx88q->timeout, jiffies + BUFFER_TIMEOUT); |
1267 | dprintk(1, "[%p/%d] %s - first active\n", | |
22b4e64f | 1268 | buf, buf->vb.i, __func__); |
d19770e5 ST |
1269 | } else { |
1270 | dprintk( 1, "queue is not empty - append to active\n" ); | |
44a6481d MK |
1271 | prev = list_entry(cx88q->active.prev, struct cx23885_buffer, |
1272 | vb.queue); | |
1273 | list_add_tail(&buf->vb.queue, &cx88q->active); | |
0fc0686e | 1274 | buf->vb.state = VIDEOBUF_ACTIVE; |
d19770e5 ST |
1275 | buf->count = cx88q->count++; |
1276 | prev->risc.jmp[1] = cpu_to_le32(buf->risc.dma); | |
1277 | prev->risc.jmp[2] = cpu_to_le32(0); /* 64 bit bits 63-32 */ | |
1278 | dprintk( 1, "[%p/%d] %s - append to active\n", | |
22b4e64f | 1279 | buf, buf->vb.i, __func__); |
d19770e5 ST |
1280 | } |
1281 | } | |
1282 | ||
1283 | /* ----------------------------------------------------------- */ | |
1284 | ||
44a6481d MK |
1285 | static void do_cancel_buffers(struct cx23885_tsport *port, char *reason, |
1286 | int restart) | |
d19770e5 ST |
1287 | { |
1288 | struct cx23885_dev *dev = port->dev; | |
1289 | struct cx23885_dmaqueue *q = &port->mpegq; | |
1290 | struct cx23885_buffer *buf; | |
1291 | unsigned long flags; | |
1292 | ||
44a6481d | 1293 | spin_lock_irqsave(&port->slock, flags); |
d19770e5 | 1294 | while (!list_empty(&q->active)) { |
44a6481d MK |
1295 | buf = list_entry(q->active.next, struct cx23885_buffer, |
1296 | vb.queue); | |
d19770e5 | 1297 | list_del(&buf->vb.queue); |
0fc0686e | 1298 | buf->vb.state = VIDEOBUF_ERROR; |
d19770e5 | 1299 | wake_up(&buf->vb.done); |
44a6481d | 1300 | dprintk(1, "[%p/%d] %s - dma=0x%08lx\n", |
d19770e5 ST |
1301 | buf, buf->vb.i, reason, (unsigned long)buf->risc.dma); |
1302 | } | |
44a6481d | 1303 | if (restart) { |
d19770e5 ST |
1304 | dprintk(1, "restarting queue\n" ); |
1305 | cx23885_restart_queue(port, q); | |
1306 | } | |
44a6481d | 1307 | spin_unlock_irqrestore(&port->slock, flags); |
d19770e5 ST |
1308 | } |
1309 | ||
b1b81f1d ST |
1310 | void cx23885_cancel_buffers(struct cx23885_tsport *port) |
1311 | { | |
1312 | struct cx23885_dev *dev = port->dev; | |
1313 | struct cx23885_dmaqueue *q = &port->mpegq; | |
1314 | ||
1315 | dprintk(1, "%s()\n", __FUNCTION__); | |
1316 | del_timer_sync(&q->timeout); | |
1317 | cx23885_stop_dma(port); | |
1318 | do_cancel_buffers(port, "cancel", 0); | |
1319 | } | |
d19770e5 ST |
1320 | |
1321 | static void cx23885_timeout(unsigned long data) | |
1322 | { | |
1323 | struct cx23885_tsport *port = (struct cx23885_tsport *)data; | |
1324 | struct cx23885_dev *dev = port->dev; | |
1325 | ||
22b4e64f | 1326 | dprintk(1, "%s()\n",__func__); |
d19770e5 ST |
1327 | |
1328 | if (debug > 5) | |
d19770e5 | 1329 | cx23885_sram_channel_dump(dev, &dev->sram_channels[ port->sram_chno ]); |
3328e4fb | 1330 | |
d19770e5 ST |
1331 | cx23885_stop_dma(port); |
1332 | do_cancel_buffers(port, "timeout", 1); | |
1333 | } | |
1334 | ||
b1b81f1d ST |
1335 | int cx23885_irq_417(struct cx23885_dev *dev, u32 status) |
1336 | { | |
1337 | /* FIXME: port1 assumption here. */ | |
1338 | struct cx23885_tsport *port = &dev->ts1; | |
1339 | int count = 0; | |
1340 | int handled = 0; | |
1341 | ||
1342 | if (status == 0) | |
1343 | return handled; | |
1344 | ||
1345 | count = cx_read(port->reg_gpcnt); | |
1346 | dprintk(7, "status: 0x%08x mask: 0x%08x count: 0x%x\n", | |
1347 | status, cx_read(port->reg_ts_int_msk), count); | |
1348 | ||
1349 | if ((status & VID_B_MSK_BAD_PKT) || | |
1350 | (status & VID_B_MSK_OPC_ERR) || | |
1351 | (status & VID_B_MSK_VBI_OPC_ERR) || | |
1352 | (status & VID_B_MSK_SYNC) || | |
1353 | (status & VID_B_MSK_VBI_SYNC) || | |
1354 | (status & VID_B_MSK_OF) || | |
1355 | (status & VID_B_MSK_VBI_OF)) { | |
1356 | printk(KERN_ERR "%s: V4L mpeg risc op code error, status " | |
1357 | "= 0x%x\n", dev->name, status); | |
1358 | if (status & VID_B_MSK_BAD_PKT) | |
1359 | dprintk(1, " VID_B_MSK_BAD_PKT\n"); | |
1360 | if (status & VID_B_MSK_OPC_ERR) | |
1361 | dprintk(1, " VID_B_MSK_OPC_ERR\n"); | |
1362 | if (status & VID_B_MSK_VBI_OPC_ERR) | |
1363 | dprintk(1, " VID_B_MSK_VBI_OPC_ERR\n"); | |
1364 | if (status & VID_B_MSK_SYNC) | |
1365 | dprintk(1, " VID_B_MSK_SYNC\n"); | |
1366 | if (status & VID_B_MSK_VBI_SYNC) | |
1367 | dprintk(1, " VID_B_MSK_VBI_SYNC\n"); | |
1368 | if (status & VID_B_MSK_OF) | |
1369 | dprintk(1, " VID_B_MSK_OF\n"); | |
1370 | if (status & VID_B_MSK_VBI_OF) | |
1371 | dprintk(1, " VID_B_MSK_VBI_OF\n"); | |
1372 | ||
1373 | cx_clear(port->reg_dma_ctl, port->dma_ctl_val); | |
1374 | cx23885_sram_channel_dump(dev, | |
1375 | &dev->sram_channels[port->sram_chno]); | |
1376 | cx23885_417_check_encoder(dev); | |
1377 | } else if (status & VID_B_MSK_RISCI1) { | |
1378 | dprintk(7, " VID_B_MSK_RISCI1\n"); | |
1379 | spin_lock(&port->slock); | |
1380 | cx23885_wakeup(port, &port->mpegq, count); | |
1381 | spin_unlock(&port->slock); | |
1382 | } else if (status & VID_B_MSK_RISCI2) { | |
1383 | dprintk(7, " VID_B_MSK_RISCI2\n"); | |
1384 | spin_lock(&port->slock); | |
1385 | cx23885_restart_queue(port, &port->mpegq); | |
1386 | spin_unlock(&port->slock); | |
1387 | } | |
1388 | if (status) { | |
1389 | cx_write(port->reg_ts_int_stat, status); | |
1390 | handled = 1; | |
1391 | } | |
1392 | ||
1393 | return handled; | |
1394 | } | |
1395 | ||
a6a3f140 ST |
1396 | static int cx23885_irq_ts(struct cx23885_tsport *port, u32 status) |
1397 | { | |
1398 | struct cx23885_dev *dev = port->dev; | |
1399 | int handled = 0; | |
1400 | u32 count; | |
1401 | ||
b1b81f1d ST |
1402 | if ((status & VID_BC_MSK_OPC_ERR) || |
1403 | (status & VID_BC_MSK_BAD_PKT) || | |
1404 | (status & VID_BC_MSK_SYNC) || | |
1405 | (status & VID_BC_MSK_OF)) | |
a6a3f140 ST |
1406 | { |
1407 | if (status & VID_BC_MSK_OPC_ERR) | |
1408 | dprintk(7, " (VID_BC_MSK_OPC_ERR 0x%08x)\n", VID_BC_MSK_OPC_ERR); | |
1409 | if (status & VID_BC_MSK_BAD_PKT) | |
1410 | dprintk(7, " (VID_BC_MSK_BAD_PKT 0x%08x)\n", VID_BC_MSK_BAD_PKT); | |
1411 | if (status & VID_BC_MSK_SYNC) | |
1412 | dprintk(7, " (VID_BC_MSK_SYNC 0x%08x)\n", VID_BC_MSK_SYNC); | |
1413 | if (status & VID_BC_MSK_OF) | |
1414 | dprintk(7, " (VID_BC_MSK_OF 0x%08x)\n", VID_BC_MSK_OF); | |
1415 | ||
1416 | printk(KERN_ERR "%s: mpeg risc op code error\n", dev->name); | |
1417 | ||
1418 | cx_clear(port->reg_dma_ctl, port->dma_ctl_val); | |
b1b81f1d ST |
1419 | cx23885_sram_channel_dump(dev, |
1420 | &dev->sram_channels[port->sram_chno]); | |
a6a3f140 ST |
1421 | |
1422 | } else if (status & VID_BC_MSK_RISCI1) { | |
1423 | ||
1424 | dprintk(7, " (RISCI1 0x%08x)\n", VID_BC_MSK_RISCI1); | |
1425 | ||
1426 | spin_lock(&port->slock); | |
1427 | count = cx_read(port->reg_gpcnt); | |
1428 | cx23885_wakeup(port, &port->mpegq, count); | |
1429 | spin_unlock(&port->slock); | |
1430 | ||
1431 | } else if (status & VID_BC_MSK_RISCI2) { | |
1432 | ||
1433 | dprintk(7, " (RISCI2 0x%08x)\n", VID_BC_MSK_RISCI2); | |
1434 | ||
1435 | spin_lock(&port->slock); | |
1436 | cx23885_restart_queue(port, &port->mpegq); | |
1437 | spin_unlock(&port->slock); | |
1438 | ||
1439 | } | |
1440 | if (status) { | |
1441 | cx_write(port->reg_ts_int_stat, status); | |
1442 | handled = 1; | |
1443 | } | |
1444 | ||
1445 | return handled; | |
1446 | } | |
1447 | ||
03121f05 | 1448 | static irqreturn_t cx23885_irq(int irq, void *dev_id) |
d19770e5 ST |
1449 | { |
1450 | struct cx23885_dev *dev = dev_id; | |
a6a3f140 ST |
1451 | struct cx23885_tsport *ts1 = &dev->ts1; |
1452 | struct cx23885_tsport *ts2 = &dev->ts2; | |
d19770e5 | 1453 | u32 pci_status, pci_mask; |
7b888014 | 1454 | u32 vida_status, vida_mask; |
6f074abb | 1455 | u32 ts1_status, ts1_mask; |
d19770e5 | 1456 | u32 ts2_status, ts2_mask; |
7b888014 | 1457 | int vida_count = 0, ts1_count = 0, ts2_count = 0, handled = 0; |
d19770e5 ST |
1458 | |
1459 | pci_status = cx_read(PCI_INT_STAT); | |
1460 | pci_mask = cx_read(PCI_INT_MSK); | |
7b888014 ST |
1461 | vida_status = cx_read(VID_A_INT_STAT); |
1462 | vida_mask = cx_read(VID_A_INT_MSK); | |
6f074abb ST |
1463 | ts1_status = cx_read(VID_B_INT_STAT); |
1464 | ts1_mask = cx_read(VID_B_INT_MSK); | |
d19770e5 ST |
1465 | ts2_status = cx_read(VID_C_INT_STAT); |
1466 | ts2_mask = cx_read(VID_C_INT_MSK); | |
1467 | ||
6f074abb | 1468 | if ( (pci_status == 0) && (ts2_status == 0) && (ts1_status == 0) ) |
d19770e5 ST |
1469 | goto out; |
1470 | ||
7b888014 | 1471 | vida_count = cx_read(VID_A_GPCNT); |
a6a3f140 ST |
1472 | ts1_count = cx_read(ts1->reg_gpcnt); |
1473 | ts2_count = cx_read(ts2->reg_gpcnt); | |
7b888014 ST |
1474 | dprintk(7, "pci_status: 0x%08x pci_mask: 0x%08x\n", |
1475 | pci_status, pci_mask); | |
1476 | dprintk(7, "vida_status: 0x%08x vida_mask: 0x%08x count: 0x%x\n", | |
1477 | vida_status, vida_mask, vida_count); | |
1478 | dprintk(7, "ts1_status: 0x%08x ts1_mask: 0x%08x count: 0x%x\n", | |
1479 | ts1_status, ts1_mask, ts1_count); | |
1480 | dprintk(7, "ts2_status: 0x%08x ts2_mask: 0x%08x count: 0x%x\n", | |
1481 | ts2_status, ts2_mask, ts2_count); | |
d19770e5 ST |
1482 | |
1483 | if ( (pci_status & PCI_MSK_RISC_RD) || | |
44a6481d MK |
1484 | (pci_status & PCI_MSK_RISC_WR) || |
1485 | (pci_status & PCI_MSK_AL_RD) || | |
1486 | (pci_status & PCI_MSK_AL_WR) || | |
1487 | (pci_status & PCI_MSK_APB_DMA) || | |
1488 | (pci_status & PCI_MSK_VID_C) || | |
1489 | (pci_status & PCI_MSK_VID_B) || | |
1490 | (pci_status & PCI_MSK_VID_A) || | |
1491 | (pci_status & PCI_MSK_AUD_INT) || | |
1492 | (pci_status & PCI_MSK_AUD_EXT) ) | |
d19770e5 ST |
1493 | { |
1494 | ||
1495 | if (pci_status & PCI_MSK_RISC_RD) | |
1496 | dprintk(7, " (PCI_MSK_RISC_RD 0x%08x)\n", PCI_MSK_RISC_RD); | |
1497 | if (pci_status & PCI_MSK_RISC_WR) | |
1498 | dprintk(7, " (PCI_MSK_RISC_WR 0x%08x)\n", PCI_MSK_RISC_WR); | |
1499 | if (pci_status & PCI_MSK_AL_RD) | |
1500 | dprintk(7, " (PCI_MSK_AL_RD 0x%08x)\n", PCI_MSK_AL_RD); | |
1501 | if (pci_status & PCI_MSK_AL_WR) | |
1502 | dprintk(7, " (PCI_MSK_AL_WR 0x%08x)\n", PCI_MSK_AL_WR); | |
1503 | if (pci_status & PCI_MSK_APB_DMA) | |
1504 | dprintk(7, " (PCI_MSK_APB_DMA 0x%08x)\n", PCI_MSK_APB_DMA); | |
1505 | if (pci_status & PCI_MSK_VID_C) | |
1506 | dprintk(7, " (PCI_MSK_VID_C 0x%08x)\n", PCI_MSK_VID_C); | |
1507 | if (pci_status & PCI_MSK_VID_B) | |
1508 | dprintk(7, " (PCI_MSK_VID_B 0x%08x)\n", PCI_MSK_VID_B); | |
1509 | if (pci_status & PCI_MSK_VID_A) | |
1510 | dprintk(7, " (PCI_MSK_VID_A 0x%08x)\n", PCI_MSK_VID_A); | |
1511 | if (pci_status & PCI_MSK_AUD_INT) | |
1512 | dprintk(7, " (PCI_MSK_AUD_INT 0x%08x)\n", PCI_MSK_AUD_INT); | |
1513 | if (pci_status & PCI_MSK_AUD_EXT) | |
1514 | dprintk(7, " (PCI_MSK_AUD_EXT 0x%08x)\n", PCI_MSK_AUD_EXT); | |
1515 | ||
1516 | } | |
1517 | ||
7b888014 ST |
1518 | if (ts1_status) { |
1519 | if (cx23885_boards[dev->board].portb == CX23885_MPEG_DVB) | |
1520 | handled += cx23885_irq_ts(ts1, ts1_status); | |
b1b81f1d ST |
1521 | else |
1522 | if (cx23885_boards[dev->board].portb == CX23885_MPEG_ENCODER) | |
1523 | handled += cx23885_irq_417(dev, ts1_status); | |
7b888014 ST |
1524 | } |
1525 | ||
1526 | if (ts2_status) { | |
1527 | if (cx23885_boards[dev->board].portc == CX23885_MPEG_DVB) | |
1528 | handled += cx23885_irq_ts(ts2, ts2_status); | |
b1b81f1d ST |
1529 | else |
1530 | if (cx23885_boards[dev->board].portc == CX23885_MPEG_ENCODER) | |
1531 | handled += cx23885_irq_417(dev, ts2_status); | |
7b888014 | 1532 | } |
6f074abb | 1533 | |
7b888014 ST |
1534 | if (vida_status) |
1535 | handled += cx23885_video_irq(dev, vida_status); | |
6f074abb ST |
1536 | |
1537 | if (handled) | |
1538 | cx_write(PCI_INT_STAT, pci_status); | |
d19770e5 ST |
1539 | out: |
1540 | return IRQ_RETVAL(handled); | |
1541 | } | |
1542 | ||
1543 | static int __devinit cx23885_initdev(struct pci_dev *pci_dev, | |
44a6481d | 1544 | const struct pci_device_id *pci_id) |
d19770e5 ST |
1545 | { |
1546 | struct cx23885_dev *dev; | |
1547 | int err; | |
1548 | ||
44a6481d | 1549 | dev = kzalloc(sizeof(*dev), GFP_KERNEL); |
d19770e5 ST |
1550 | if (NULL == dev) |
1551 | return -ENOMEM; | |
1552 | ||
1553 | /* pci init */ | |
1554 | dev->pci = pci_dev; | |
1555 | if (pci_enable_device(pci_dev)) { | |
1556 | err = -EIO; | |
1557 | goto fail_free; | |
1558 | } | |
1559 | ||
1560 | if (cx23885_dev_setup(dev) < 0) { | |
1561 | err = -EINVAL; | |
1562 | goto fail_free; | |
1563 | } | |
1564 | ||
1565 | /* print pci info */ | |
1566 | pci_read_config_byte(pci_dev, PCI_CLASS_REVISION, &dev->pci_rev); | |
1567 | pci_read_config_byte(pci_dev, PCI_LATENCY_TIMER, &dev->pci_lat); | |
1568 | printk(KERN_INFO "%s/0: found at %s, rev: %d, irq: %d, " | |
1569 | "latency: %d, mmio: 0x%llx\n", dev->name, | |
1570 | pci_name(pci_dev), dev->pci_rev, pci_dev->irq, | |
a589b665 ST |
1571 | dev->pci_lat, |
1572 | (unsigned long long)pci_resource_start(pci_dev, 0)); | |
d19770e5 ST |
1573 | |
1574 | pci_set_master(pci_dev); | |
1575 | if (!pci_dma_supported(pci_dev, 0xffffffff)) { | |
1576 | printk("%s/0: Oops: no 32bit PCI DMA ???\n", dev->name); | |
1577 | err = -EIO; | |
1578 | goto fail_irq; | |
1579 | } | |
1580 | ||
44a6481d MK |
1581 | err = request_irq(pci_dev->irq, cx23885_irq, |
1582 | IRQF_SHARED | IRQF_DISABLED, dev->name, dev); | |
d19770e5 ST |
1583 | if (err < 0) { |
1584 | printk(KERN_ERR "%s: can't get IRQ %d\n", | |
1585 | dev->name, pci_dev->irq); | |
1586 | goto fail_irq; | |
1587 | } | |
1588 | ||
1589 | pci_set_drvdata(pci_dev, dev); | |
1590 | return 0; | |
1591 | ||
1592 | fail_irq: | |
1593 | cx23885_dev_unregister(dev); | |
1594 | fail_free: | |
1595 | kfree(dev); | |
1596 | return err; | |
1597 | } | |
1598 | ||
1599 | static void __devexit cx23885_finidev(struct pci_dev *pci_dev) | |
1600 | { | |
1601 | struct cx23885_dev *dev = pci_get_drvdata(pci_dev); | |
1602 | ||
1603 | cx23885_shutdown(dev); | |
1604 | ||
1605 | pci_disable_device(pci_dev); | |
1606 | ||
1607 | /* unregister stuff */ | |
1608 | free_irq(pci_dev->irq, dev); | |
1609 | pci_set_drvdata(pci_dev, NULL); | |
1610 | ||
1611 | mutex_lock(&devlist); | |
1612 | list_del(&dev->devlist); | |
1613 | mutex_unlock(&devlist); | |
1614 | ||
1615 | cx23885_dev_unregister(dev); | |
1616 | kfree(dev); | |
1617 | } | |
1618 | ||
1619 | static struct pci_device_id cx23885_pci_tbl[] = { | |
1620 | { | |
1621 | /* CX23885 */ | |
1622 | .vendor = 0x14f1, | |
1623 | .device = 0x8852, | |
1624 | .subvendor = PCI_ANY_ID, | |
1625 | .subdevice = PCI_ANY_ID, | |
1626 | },{ | |
1627 | /* CX23887 Rev 2 */ | |
1628 | .vendor = 0x14f1, | |
1629 | .device = 0x8880, | |
1630 | .subvendor = PCI_ANY_ID, | |
1631 | .subdevice = PCI_ANY_ID, | |
1632 | },{ | |
1633 | /* --- end of list --- */ | |
1634 | } | |
1635 | }; | |
1636 | MODULE_DEVICE_TABLE(pci, cx23885_pci_tbl); | |
1637 | ||
1638 | static struct pci_driver cx23885_pci_driver = { | |
1639 | .name = "cx23885", | |
1640 | .id_table = cx23885_pci_tbl, | |
1641 | .probe = cx23885_initdev, | |
1642 | .remove = __devexit_p(cx23885_finidev), | |
1643 | /* TODO */ | |
1644 | .suspend = NULL, | |
1645 | .resume = NULL, | |
1646 | }; | |
1647 | ||
1648 | static int cx23885_init(void) | |
1649 | { | |
1650 | printk(KERN_INFO "cx23885 driver version %d.%d.%d loaded\n", | |
047646bf ST |
1651 | (CX23885_VERSION_CODE >> 16) & 0xff, |
1652 | (CX23885_VERSION_CODE >> 8) & 0xff, | |
1653 | CX23885_VERSION_CODE & 0xff); | |
d19770e5 ST |
1654 | #ifdef SNAPSHOT |
1655 | printk(KERN_INFO "cx23885: snapshot date %04d-%02d-%02d\n", | |
1656 | SNAPSHOT/10000, (SNAPSHOT/100)%100, SNAPSHOT%100); | |
1657 | #endif | |
1658 | return pci_register_driver(&cx23885_pci_driver); | |
1659 | } | |
1660 | ||
1661 | static void cx23885_fini(void) | |
1662 | { | |
1663 | pci_unregister_driver(&cx23885_pci_driver); | |
1664 | } | |
1665 | ||
1666 | module_init(cx23885_init); | |
1667 | module_exit(cx23885_fini); | |
1668 | ||
1669 | /* ----------------------------------------------------------- */ | |
1670 | /* | |
1671 | * Local variables: | |
1672 | * c-basic-offset: 8 | |
1673 | * End: | |
1674 | * kate: eol "unix"; indent-width 3; remove-trailing-space on; replace-trailing-space-save on; tab-width 8; replace-tabs off; space-indent off; mixed-indent off | |
1675 | */ |