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Linus Torvalds1da177e2005-04-16 15:20:36 -07001/*
Linus Torvalds1da177e2005-04-16 15:20:36 -07002 *
3 * device driver for Conexant 2388x based TV cards
4 * video4linux video interface
5 *
6 * (c) 2003-04 Gerd Knorr <kraxel@bytesex.org> [SuSE Labs]
7 *
Mauro Carvalho Chehab8d87cb92007-01-20 13:58:17 -03008 * (c) 2005-2006 Mauro Carvalho Chehab <mchehab@infradead.org>
9 * - Multituner support
10 * - video_ioctl2 conversion
11 * - PAL/M fixes
12 *
Linus Torvalds1da177e2005-04-16 15:20:36 -070013 * This program is free software; you can redistribute it and/or modify
14 * it under the terms of the GNU General Public License as published by
15 * the Free Software Foundation; either version 2 of the License, or
16 * (at your option) any later version.
17 *
18 * This program is distributed in the hope that it will be useful,
19 * but WITHOUT ANY WARRANTY; without even the implied warranty of
20 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
21 * GNU General Public License for more details.
22 *
23 * You should have received a copy of the GNU General Public License
24 * along with this program; if not, write to the Free Software
25 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
26 */
27
28#include <linux/init.h>
29#include <linux/list.h>
30#include <linux/module.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070031#include <linux/kmod.h>
32#include <linux/kernel.h>
33#include <linux/slab.h>
34#include <linux/interrupt.h>
Andrew Mortonc24228d2007-05-06 14:51:55 -070035#include <linux/dma-mapping.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070036#include <linux/delay.h>
37#include <linux/kthread.h>
38#include <asm/div64.h>
39
40#include "cx88.h"
Michael Krufky5e453dc2006-01-09 15:32:31 -020041#include <media/v4l2-common.h>
Hans Verkuil35ea11f2008-07-20 08:12:02 -030042#include <media/v4l2-ioctl.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070043
Mauro Carvalho Chehabcd41e282006-04-09 15:43:41 -030044#ifdef CONFIG_VIDEO_V4L1_COMPAT
Mauro Carvalho Chehab79436632005-11-08 21:37:49 -080045/* Include V4L1 specific functions. Should be removed soon */
46#include <linux/videodev.h>
Mauro Carvalho Chehabcd41e282006-04-09 15:43:41 -030047#endif
Mauro Carvalho Chehab79436632005-11-08 21:37:49 -080048
Linus Torvalds1da177e2005-04-16 15:20:36 -070049MODULE_DESCRIPTION("v4l2 driver module for cx2388x based TV cards");
50MODULE_AUTHOR("Gerd Knorr <kraxel@bytesex.org> [SuSE Labs]");
51MODULE_LICENSE("GPL");
52
53/* ------------------------------------------------------------------ */
54
55static unsigned int video_nr[] = {[0 ... (CX88_MAXBOARDS - 1)] = UNSET };
56static unsigned int vbi_nr[] = {[0 ... (CX88_MAXBOARDS - 1)] = UNSET };
57static unsigned int radio_nr[] = {[0 ... (CX88_MAXBOARDS - 1)] = UNSET };
58
59module_param_array(video_nr, int, NULL, 0444);
60module_param_array(vbi_nr, int, NULL, 0444);
61module_param_array(radio_nr, int, NULL, 0444);
62
63MODULE_PARM_DESC(video_nr,"video device numbers");
64MODULE_PARM_DESC(vbi_nr,"vbi device numbers");
65MODULE_PARM_DESC(radio_nr,"radio device numbers");
66
Douglas Schilling Landgrafff699e62008-04-22 14:41:48 -030067static unsigned int video_debug;
Linus Torvalds1da177e2005-04-16 15:20:36 -070068module_param(video_debug,int,0644);
69MODULE_PARM_DESC(video_debug,"enable debug messages [video]");
70
Douglas Schilling Landgrafff699e62008-04-22 14:41:48 -030071static unsigned int irq_debug;
Linus Torvalds1da177e2005-04-16 15:20:36 -070072module_param(irq_debug,int,0644);
73MODULE_PARM_DESC(irq_debug,"enable debug messages [IRQ handler]");
74
75static unsigned int vid_limit = 16;
76module_param(vid_limit,int,0644);
77MODULE_PARM_DESC(vid_limit,"capture memory limit in megabytes");
78
79#define dprintk(level,fmt, arg...) if (video_debug >= level) \
Mauro Carvalho Chehabe52e98a2005-09-09 13:03:41 -070080 printk(KERN_DEBUG "%s/0: " fmt, core->name , ## arg)
Linus Torvalds1da177e2005-04-16 15:20:36 -070081
82/* ------------------------------------------------------------------ */
83
84static LIST_HEAD(cx8800_devlist);
85
86/* ------------------------------------------------------------------- */
87/* static data */
88
Linus Torvalds1da177e2005-04-16 15:20:36 -070089static struct cx8800_fmt formats[] = {
90 {
91 .name = "8 bpp, gray",
92 .fourcc = V4L2_PIX_FMT_GREY,
93 .cxformat = ColorFormatY8,
94 .depth = 8,
95 .flags = FORMAT_FLAGS_PACKED,
96 },{
97 .name = "15 bpp RGB, le",
98 .fourcc = V4L2_PIX_FMT_RGB555,
99 .cxformat = ColorFormatRGB15,
100 .depth = 16,
101 .flags = FORMAT_FLAGS_PACKED,
102 },{
103 .name = "15 bpp RGB, be",
104 .fourcc = V4L2_PIX_FMT_RGB555X,
105 .cxformat = ColorFormatRGB15 | ColorFormatBSWAP,
106 .depth = 16,
107 .flags = FORMAT_FLAGS_PACKED,
108 },{
109 .name = "16 bpp RGB, le",
110 .fourcc = V4L2_PIX_FMT_RGB565,
111 .cxformat = ColorFormatRGB16,
112 .depth = 16,
113 .flags = FORMAT_FLAGS_PACKED,
114 },{
115 .name = "16 bpp RGB, be",
116 .fourcc = V4L2_PIX_FMT_RGB565X,
117 .cxformat = ColorFormatRGB16 | ColorFormatBSWAP,
118 .depth = 16,
119 .flags = FORMAT_FLAGS_PACKED,
120 },{
121 .name = "24 bpp RGB, le",
122 .fourcc = V4L2_PIX_FMT_BGR24,
123 .cxformat = ColorFormatRGB24,
124 .depth = 24,
125 .flags = FORMAT_FLAGS_PACKED,
126 },{
127 .name = "32 bpp RGB, le",
128 .fourcc = V4L2_PIX_FMT_BGR32,
129 .cxformat = ColorFormatRGB32,
130 .depth = 32,
131 .flags = FORMAT_FLAGS_PACKED,
132 },{
133 .name = "32 bpp RGB, be",
134 .fourcc = V4L2_PIX_FMT_RGB32,
135 .cxformat = ColorFormatRGB32 | ColorFormatBSWAP | ColorFormatWSWAP,
136 .depth = 32,
137 .flags = FORMAT_FLAGS_PACKED,
138 },{
139 .name = "4:2:2, packed, YUYV",
140 .fourcc = V4L2_PIX_FMT_YUYV,
141 .cxformat = ColorFormatYUY2,
142 .depth = 16,
143 .flags = FORMAT_FLAGS_PACKED,
144 },{
145 .name = "4:2:2, packed, UYVY",
146 .fourcc = V4L2_PIX_FMT_UYVY,
147 .cxformat = ColorFormatYUY2 | ColorFormatBSWAP,
148 .depth = 16,
149 .flags = FORMAT_FLAGS_PACKED,
150 },
151};
152
153static struct cx8800_fmt* format_by_fourcc(unsigned int fourcc)
154{
155 unsigned int i;
156
157 for (i = 0; i < ARRAY_SIZE(formats); i++)
158 if (formats[i].fourcc == fourcc)
159 return formats+i;
160 return NULL;
161}
162
163/* ------------------------------------------------------------------- */
164
165static const struct v4l2_queryctrl no_ctl = {
166 .name = "42",
167 .flags = V4L2_CTRL_FLAG_DISABLED,
168};
169
170static struct cx88_ctrl cx8800_ctls[] = {
171 /* --- video --- */
172 {
173 .v = {
174 .id = V4L2_CID_BRIGHTNESS,
175 .name = "Brightness",
176 .minimum = 0x00,
177 .maximum = 0xff,
178 .step = 1,
Marcin Rudowski9f9c9072006-03-12 00:03:47 -0300179 .default_value = 0x7f,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700180 .type = V4L2_CTRL_TYPE_INTEGER,
181 },
182 .off = 128,
183 .reg = MO_CONTR_BRIGHT,
184 .mask = 0x00ff,
185 .shift = 0,
186 },{
187 .v = {
188 .id = V4L2_CID_CONTRAST,
189 .name = "Contrast",
190 .minimum = 0,
191 .maximum = 0xff,
192 .step = 1,
Mauro Carvalho Chehab70f00042006-01-09 15:25:26 -0200193 .default_value = 0x3f,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700194 .type = V4L2_CTRL_TYPE_INTEGER,
195 },
Mauro Carvalho Chehab41ef7c12005-07-12 13:58:44 -0700196 .off = 0,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700197 .reg = MO_CONTR_BRIGHT,
198 .mask = 0xff00,
199 .shift = 8,
200 },{
201 .v = {
202 .id = V4L2_CID_HUE,
203 .name = "Hue",
204 .minimum = 0,
205 .maximum = 0xff,
206 .step = 1,
Marcin Rudowski9f9c9072006-03-12 00:03:47 -0300207 .default_value = 0x7f,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700208 .type = V4L2_CTRL_TYPE_INTEGER,
209 },
Michael Krufky9ac4c1582005-07-07 17:58:38 -0700210 .off = 128,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700211 .reg = MO_HUE,
212 .mask = 0x00ff,
213 .shift = 0,
214 },{
215 /* strictly, this only describes only U saturation.
216 * V saturation is handled specially through code.
217 */
218 .v = {
219 .id = V4L2_CID_SATURATION,
220 .name = "Saturation",
221 .minimum = 0,
222 .maximum = 0xff,
223 .step = 1,
Mauro Carvalho Chehab70f00042006-01-09 15:25:26 -0200224 .default_value = 0x7f,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700225 .type = V4L2_CTRL_TYPE_INTEGER,
226 },
227 .off = 0,
228 .reg = MO_UV_SATURATION,
229 .mask = 0x00ff,
230 .shift = 0,
231 },{
Frej Drejhammar6d042032008-03-23 22:43:21 -0300232 .v = {
233 .id = V4L2_CID_CHROMA_AGC,
234 .name = "Chroma AGC",
235 .minimum = 0,
236 .maximum = 1,
Frej Drejhammar87a17382008-03-23 22:43:22 -0300237 .default_value = 0x1,
Frej Drejhammar6d042032008-03-23 22:43:21 -0300238 .type = V4L2_CTRL_TYPE_BOOLEAN,
239 },
240 .reg = MO_INPUT_FORMAT,
241 .mask = 1 << 10,
242 .shift = 10,
243 }, {
Frej Drejhammar1b879c42008-03-23 22:43:24 -0300244 .v = {
245 .id = V4L2_CID_COLOR_KILLER,
246 .name = "Color killer",
247 .minimum = 0,
248 .maximum = 1,
Frej Drejhammar0b5afdd2008-03-23 22:43:25 -0300249 .default_value = 0x1,
Frej Drejhammar1b879c42008-03-23 22:43:24 -0300250 .type = V4L2_CTRL_TYPE_BOOLEAN,
251 },
252 .reg = MO_INPUT_FORMAT,
253 .mask = 1 << 9,
254 .shift = 9,
255 }, {
Linus Torvalds1da177e2005-04-16 15:20:36 -0700256 /* --- audio --- */
257 .v = {
258 .id = V4L2_CID_AUDIO_MUTE,
259 .name = "Mute",
260 .minimum = 0,
261 .maximum = 1,
Mauro Carvalho Chehab70f00042006-01-09 15:25:26 -0200262 .default_value = 1,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700263 .type = V4L2_CTRL_TYPE_BOOLEAN,
264 },
265 .reg = AUD_VOL_CTL,
266 .sreg = SHADOW_AUD_VOL_CTL,
267 .mask = (1 << 6),
268 .shift = 6,
269 },{
270 .v = {
271 .id = V4L2_CID_AUDIO_VOLUME,
272 .name = "Volume",
273 .minimum = 0,
274 .maximum = 0x3f,
275 .step = 1,
Marcin Rudowski9f9c9072006-03-12 00:03:47 -0300276 .default_value = 0x3f,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700277 .type = V4L2_CTRL_TYPE_INTEGER,
278 },
279 .reg = AUD_VOL_CTL,
280 .sreg = SHADOW_AUD_VOL_CTL,
281 .mask = 0x3f,
282 .shift = 0,
283 },{
284 .v = {
285 .id = V4L2_CID_AUDIO_BALANCE,
286 .name = "Balance",
287 .minimum = 0,
288 .maximum = 0x7f,
289 .step = 1,
290 .default_value = 0x40,
291 .type = V4L2_CTRL_TYPE_INTEGER,
292 },
293 .reg = AUD_BAL_CTL,
294 .sreg = SHADOW_AUD_BAL_CTL,
295 .mask = 0x7f,
296 .shift = 0,
297 }
298};
Adrian Bunk408b6642005-05-01 08:59:29 -0700299static const int CX8800_CTLS = ARRAY_SIZE(cx8800_ctls);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700300
Hans Verkuil2ba58892009-02-13 10:57:48 -0300301/* Must be sorted from low to high control ID! */
Michael Krufky38a27132006-06-26 23:42:39 -0300302const u32 cx88_user_ctrls[] = {
303 V4L2_CID_USER_CLASS,
304 V4L2_CID_BRIGHTNESS,
305 V4L2_CID_CONTRAST,
306 V4L2_CID_SATURATION,
307 V4L2_CID_HUE,
308 V4L2_CID_AUDIO_VOLUME,
309 V4L2_CID_AUDIO_BALANCE,
310 V4L2_CID_AUDIO_MUTE,
Frej Drejhammar6d042032008-03-23 22:43:21 -0300311 V4L2_CID_CHROMA_AGC,
Frej Drejhammar1b879c42008-03-23 22:43:24 -0300312 V4L2_CID_COLOR_KILLER,
Michael Krufky38a27132006-06-26 23:42:39 -0300313 0
314};
315EXPORT_SYMBOL(cx88_user_ctrls);
316
317static const u32 *ctrl_classes[] = {
318 cx88_user_ctrls,
319 NULL
320};
321
Frej Drejhammar6d042032008-03-23 22:43:21 -0300322int cx8800_ctrl_query(struct cx88_core *core, struct v4l2_queryctrl *qctrl)
Michael Krufky38a27132006-06-26 23:42:39 -0300323{
324 int i;
325
326 if (qctrl->id < V4L2_CID_BASE ||
327 qctrl->id >= V4L2_CID_LASTP1)
328 return -EINVAL;
329 for (i = 0; i < CX8800_CTLS; i++)
330 if (cx8800_ctls[i].v.id == qctrl->id)
331 break;
332 if (i == CX8800_CTLS) {
333 *qctrl = no_ctl;
334 return 0;
335 }
336 *qctrl = cx8800_ctls[i].v;
Frej Drejhammar6d042032008-03-23 22:43:21 -0300337 /* Report chroma AGC as inactive when SECAM is selected */
338 if (cx8800_ctls[i].v.id == V4L2_CID_CHROMA_AGC &&
339 core->tvnorm & V4L2_STD_SECAM)
340 qctrl->flags |= V4L2_CTRL_FLAG_INACTIVE;
341
Michael Krufky38a27132006-06-26 23:42:39 -0300342 return 0;
343}
344EXPORT_SYMBOL(cx8800_ctrl_query);
345
Linus Torvalds1da177e2005-04-16 15:20:36 -0700346/* ------------------------------------------------------------------- */
347/* resource management */
348
349static int res_get(struct cx8800_dev *dev, struct cx8800_fh *fh, unsigned int bit)
350{
Mauro Carvalho Chehabe52e98a2005-09-09 13:03:41 -0700351 struct cx88_core *core = dev->core;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700352 if (fh->resources & bit)
353 /* have it already allocated */
354 return 1;
355
356 /* is it free? */
Ingo Molnar3593cab2006-02-07 06:49:14 -0200357 mutex_lock(&core->lock);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700358 if (dev->resources & bit) {
359 /* no, someone else uses it */
Ingo Molnar3593cab2006-02-07 06:49:14 -0200360 mutex_unlock(&core->lock);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700361 return 0;
362 }
363 /* it's free, grab it */
364 fh->resources |= bit;
365 dev->resources |= bit;
366 dprintk(1,"res: get %d\n",bit);
Ingo Molnar3593cab2006-02-07 06:49:14 -0200367 mutex_unlock(&core->lock);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700368 return 1;
369}
370
371static
372int res_check(struct cx8800_fh *fh, unsigned int bit)
373{
374 return (fh->resources & bit);
375}
376
377static
378int res_locked(struct cx8800_dev *dev, unsigned int bit)
379{
380 return (dev->resources & bit);
381}
382
383static
384void res_free(struct cx8800_dev *dev, struct cx8800_fh *fh, unsigned int bits)
385{
Mauro Carvalho Chehabe52e98a2005-09-09 13:03:41 -0700386 struct cx88_core *core = dev->core;
Eric Sesterhennae246012006-03-13 13:17:11 -0300387 BUG_ON((fh->resources & bits) != bits);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700388
Ingo Molnar3593cab2006-02-07 06:49:14 -0200389 mutex_lock(&core->lock);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700390 fh->resources &= ~bits;
391 dev->resources &= ~bits;
392 dprintk(1,"res: put %d\n",bits);
Ingo Molnar3593cab2006-02-07 06:49:14 -0200393 mutex_unlock(&core->lock);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700394}
395
396/* ------------------------------------------------------------------ */
397
Mauro Carvalho Chehabe90311a2007-01-20 13:58:29 -0300398int cx88_video_mux(struct cx88_core *core, unsigned int input)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700399{
Mauro Carvalho Chehabe52e98a2005-09-09 13:03:41 -0700400 /* struct cx88_core *core = dev->core; */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700401
402 dprintk(1,"video_mux: %d [vmux=%d,gpio=0x%x,0x%x,0x%x,0x%x]\n",
Trent Piepho6a59d642007-08-15 14:41:57 -0300403 input, INPUT(input).vmux,
404 INPUT(input).gpio0,INPUT(input).gpio1,
405 INPUT(input).gpio2,INPUT(input).gpio3);
Mauro Carvalho Chehabe52e98a2005-09-09 13:03:41 -0700406 core->input = input;
Trent Piepho6a59d642007-08-15 14:41:57 -0300407 cx_andor(MO_INPUT_FORMAT, 0x03 << 14, INPUT(input).vmux << 14);
408 cx_write(MO_GP3_IO, INPUT(input).gpio3);
409 cx_write(MO_GP0_IO, INPUT(input).gpio0);
410 cx_write(MO_GP1_IO, INPUT(input).gpio1);
411 cx_write(MO_GP2_IO, INPUT(input).gpio2);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700412
Trent Piepho6a59d642007-08-15 14:41:57 -0300413 switch (INPUT(input).type) {
Linus Torvalds1da177e2005-04-16 15:20:36 -0700414 case CX88_VMUX_SVIDEO:
415 cx_set(MO_AFECFG_IO, 0x00000001);
416 cx_set(MO_INPUT_FORMAT, 0x00010010);
417 cx_set(MO_FILTER_EVEN, 0x00002020);
418 cx_set(MO_FILTER_ODD, 0x00002020);
419 break;
420 default:
421 cx_clear(MO_AFECFG_IO, 0x00000001);
422 cx_clear(MO_INPUT_FORMAT, 0x00010010);
423 cx_clear(MO_FILTER_EVEN, 0x00002020);
424 cx_clear(MO_FILTER_ODD, 0x00002020);
425 break;
426 }
Michael Krufkyf24546a2006-10-16 16:51:11 -0300427
Ricardo Cerqueira66e6fbd2007-10-16 20:52:08 -0300428 /* if there are audioroutes defined, we have an external
429 ADC to deal with audio */
Ricardo Cerqueira66e6fbd2007-10-16 20:52:08 -0300430 if (INPUT(input).audioroute) {
Ricardo Cerqueira66e6fbd2007-10-16 20:52:08 -0300431 /* The wm8775 module has the "2" route hardwired into
432 the initialization. Some boards may use different
433 routes for different inputs. HVR-1300 surely does */
434 if (core->board.audio_chip &&
Hans Verkuil38f9d302008-07-23 05:09:15 -0300435 core->board.audio_chip == V4L2_IDENT_WM8775) {
Ricardo Cerqueira66e6fbd2007-10-16 20:52:08 -0300436 struct v4l2_routing route;
437
438 route.input = INPUT(input).audioroute;
439 cx88_call_i2c_clients(core,
Mauro Carvalho Chehabd8f69972007-12-17 10:35:59 -0300440 VIDIOC_INT_S_AUDIO_ROUTING, &route);
Ricardo Cerqueira66e6fbd2007-10-16 20:52:08 -0300441 }
Darron Broad430189d2008-10-15 14:18:42 -0300442 /* cx2388's C-ADC is connected to the tuner only.
443 When used with S-Video, that ADC is busy dealing with
444 chroma, so an external must be used for baseband audio */
445 if (INPUT(input).type != CX88_VMUX_TELEVISION ) {
446 /* "I2S ADC mode" */
447 core->tvaudio = WW_I2SADC;
448 cx88_set_tvaudio(core);
449 } else {
450 /* Normal mode */
451 cx_write(AUD_I2SCNTL, 0x0);
452 cx_clear(AUD_CTL, EN_I2SIN_ENABLE);
453 }
Michael Krufkyf24546a2006-10-16 16:51:11 -0300454 }
Ricardo Cerqueira66e6fbd2007-10-16 20:52:08 -0300455
Linus Torvalds1da177e2005-04-16 15:20:36 -0700456 return 0;
457}
Mauro Carvalho Chehabe90311a2007-01-20 13:58:29 -0300458EXPORT_SYMBOL(cx88_video_mux);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700459
460/* ------------------------------------------------------------------ */
461
462static int start_video_dma(struct cx8800_dev *dev,
463 struct cx88_dmaqueue *q,
464 struct cx88_buffer *buf)
465{
466 struct cx88_core *core = dev->core;
467
468 /* setup fifo + format */
Mauro Carvalho Chehabe52e98a2005-09-09 13:03:41 -0700469 cx88_sram_channel_setup(core, &cx88_sram_channels[SRAM_CH21],
Linus Torvalds1da177e2005-04-16 15:20:36 -0700470 buf->bpl, buf->risc.dma);
Mauro Carvalho Chehabe52e98a2005-09-09 13:03:41 -0700471 cx88_set_scale(core, buf->vb.width, buf->vb.height, buf->vb.field);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700472 cx_write(MO_COLOR_CTRL, buf->fmt->cxformat | ColorFormatGamma);
473
474 /* reset counter */
475 cx_write(MO_VIDY_GPCNTRL,GP_COUNT_CONTROL_RESET);
476 q->count = 1;
477
478 /* enable irqs */
Trent Piepho8ddac9e2007-08-18 06:57:55 -0300479 cx_set(MO_PCI_INTMSK, core->pci_irqmask | PCI_INT_VIDINT);
Mauro Carvalho Chehabe52e98a2005-09-09 13:03:41 -0700480
481 /* Enables corresponding bits at PCI_INT_STAT:
482 bits 0 to 4: video, audio, transport stream, VIP, Host
483 bit 7: timer
484 bits 8 and 9: DMA complete for: SRC, DST
485 bits 10 and 11: BERR signal asserted for RISC: RD, WR
486 bits 12 to 15: BERR signal asserted for: BRDG, SRC, DST, IPB
487 */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700488 cx_set(MO_VID_INTMSK, 0x0f0011);
489
490 /* enable capture */
491 cx_set(VID_CAPTURE_CONTROL,0x06);
492
493 /* start dma */
494 cx_set(MO_DEV_CNTRL2, (1<<5));
Mauro Carvalho Chehabe52e98a2005-09-09 13:03:41 -0700495 cx_set(MO_VID_DMACNTRL, 0x11); /* Planar Y and packed FIFO and RISC enable */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700496
497 return 0;
498}
499
Alexey Dobriyan17bc98a2006-08-12 22:01:27 -0300500#ifdef CONFIG_PM
Linus Torvalds1da177e2005-04-16 15:20:36 -0700501static int stop_video_dma(struct cx8800_dev *dev)
502{
503 struct cx88_core *core = dev->core;
504
505 /* stop dma */
506 cx_clear(MO_VID_DMACNTRL, 0x11);
507
508 /* disable capture */
509 cx_clear(VID_CAPTURE_CONTROL,0x06);
510
511 /* disable irqs */
Trent Piepho8ddac9e2007-08-18 06:57:55 -0300512 cx_clear(MO_PCI_INTMSK, PCI_INT_VIDINT);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700513 cx_clear(MO_VID_INTMSK, 0x0f0011);
514 return 0;
515}
Alexey Dobriyan17bc98a2006-08-12 22:01:27 -0300516#endif
Linus Torvalds1da177e2005-04-16 15:20:36 -0700517
518static int restart_video_queue(struct cx8800_dev *dev,
519 struct cx88_dmaqueue *q)
520{
Mauro Carvalho Chehabe52e98a2005-09-09 13:03:41 -0700521 struct cx88_core *core = dev->core;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700522 struct cx88_buffer *buf, *prev;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700523
524 if (!list_empty(&q->active)) {
Mauro Carvalho Chehab4ac97912005-11-08 21:37:43 -0800525 buf = list_entry(q->active.next, struct cx88_buffer, vb.queue);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700526 dprintk(2,"restart_queue [%p/%d]: restart dma\n",
527 buf, buf->vb.i);
528 start_video_dma(dev, q, buf);
Trent Piepho8bb629e22007-10-10 05:37:40 -0300529 list_for_each_entry(buf, &q->active, vb.queue)
530 buf->count = q->count++;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700531 mod_timer(&q->timeout, jiffies+BUFFER_TIMEOUT);
532 return 0;
533 }
534
535 prev = NULL;
536 for (;;) {
537 if (list_empty(&q->queued))
538 return 0;
Mauro Carvalho Chehab4ac97912005-11-08 21:37:43 -0800539 buf = list_entry(q->queued.next, struct cx88_buffer, vb.queue);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700540 if (NULL == prev) {
Akinobu Mita179e0912006-06-26 00:24:41 -0700541 list_move_tail(&buf->vb.queue, &q->active);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700542 start_video_dma(dev, q, buf);
Brandon Philips0fc06862007-11-06 20:02:36 -0300543 buf->vb.state = VIDEOBUF_ACTIVE;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700544 buf->count = q->count++;
545 mod_timer(&q->timeout, jiffies+BUFFER_TIMEOUT);
546 dprintk(2,"[%p/%d] restart_queue - first active\n",
547 buf,buf->vb.i);
548
549 } else if (prev->vb.width == buf->vb.width &&
550 prev->vb.height == buf->vb.height &&
551 prev->fmt == buf->fmt) {
Akinobu Mita179e0912006-06-26 00:24:41 -0700552 list_move_tail(&buf->vb.queue, &q->active);
Brandon Philips0fc06862007-11-06 20:02:36 -0300553 buf->vb.state = VIDEOBUF_ACTIVE;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700554 buf->count = q->count++;
555 prev->risc.jmp[1] = cpu_to_le32(buf->risc.dma);
556 dprintk(2,"[%p/%d] restart_queue - move to active\n",
557 buf,buf->vb.i);
558 } else {
559 return 0;
560 }
561 prev = buf;
562 }
563}
564
565/* ------------------------------------------------------------------ */
566
567static int
568buffer_setup(struct videobuf_queue *q, unsigned int *count, unsigned int *size)
569{
570 struct cx8800_fh *fh = q->priv_data;
571
572 *size = fh->fmt->depth*fh->width*fh->height >> 3;
573 if (0 == *count)
574 *count = 32;
575 while (*size * *count > vid_limit * 1024 * 1024)
576 (*count)--;
577 return 0;
578}
579
580static int
581buffer_prepare(struct videobuf_queue *q, struct videobuf_buffer *vb,
582 enum v4l2_field field)
583{
584 struct cx8800_fh *fh = q->priv_data;
585 struct cx8800_dev *dev = fh->dev;
Mauro Carvalho Chehabe52e98a2005-09-09 13:03:41 -0700586 struct cx88_core *core = dev->core;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700587 struct cx88_buffer *buf = container_of(vb,struct cx88_buffer,vb);
Mauro Carvalho Chehabc1accaa2007-08-23 16:37:49 -0300588 struct videobuf_dmabuf *dma=videobuf_to_dma(&buf->vb);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700589 int rc, init_buffer = 0;
590
591 BUG_ON(NULL == fh->fmt);
Mauro Carvalho Chehabe52e98a2005-09-09 13:03:41 -0700592 if (fh->width < 48 || fh->width > norm_maxw(core->tvnorm) ||
593 fh->height < 32 || fh->height > norm_maxh(core->tvnorm))
Linus Torvalds1da177e2005-04-16 15:20:36 -0700594 return -EINVAL;
595 buf->vb.size = (fh->width * fh->height * fh->fmt->depth) >> 3;
596 if (0 != buf->vb.baddr && buf->vb.bsize < buf->vb.size)
597 return -EINVAL;
598
599 if (buf->fmt != fh->fmt ||
600 buf->vb.width != fh->width ||
601 buf->vb.height != fh->height ||
602 buf->vb.field != field) {
603 buf->fmt = fh->fmt;
604 buf->vb.width = fh->width;
605 buf->vb.height = fh->height;
606 buf->vb.field = field;
607 init_buffer = 1;
608 }
609
Brandon Philips0fc06862007-11-06 20:02:36 -0300610 if (VIDEOBUF_NEEDS_INIT == buf->vb.state) {
Linus Torvalds1da177e2005-04-16 15:20:36 -0700611 init_buffer = 1;
Mauro Carvalho Chehabc7b0ac02006-03-10 12:29:15 -0300612 if (0 != (rc = videobuf_iolock(q,&buf->vb,NULL)))
Linus Torvalds1da177e2005-04-16 15:20:36 -0700613 goto fail;
614 }
615
616 if (init_buffer) {
617 buf->bpl = buf->vb.width * buf->fmt->depth >> 3;
618 switch (buf->vb.field) {
619 case V4L2_FIELD_TOP:
620 cx88_risc_buffer(dev->pci, &buf->risc,
Mauro Carvalho Chehabc1accaa2007-08-23 16:37:49 -0300621 dma->sglist, 0, UNSET,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700622 buf->bpl, 0, buf->vb.height);
623 break;
624 case V4L2_FIELD_BOTTOM:
625 cx88_risc_buffer(dev->pci, &buf->risc,
Mauro Carvalho Chehabc1accaa2007-08-23 16:37:49 -0300626 dma->sglist, UNSET, 0,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700627 buf->bpl, 0, buf->vb.height);
628 break;
629 case V4L2_FIELD_INTERLACED:
630 cx88_risc_buffer(dev->pci, &buf->risc,
Mauro Carvalho Chehabc1accaa2007-08-23 16:37:49 -0300631 dma->sglist, 0, buf->bpl,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700632 buf->bpl, buf->bpl,
633 buf->vb.height >> 1);
634 break;
635 case V4L2_FIELD_SEQ_TB:
636 cx88_risc_buffer(dev->pci, &buf->risc,
Mauro Carvalho Chehabc1accaa2007-08-23 16:37:49 -0300637 dma->sglist,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700638 0, buf->bpl * (buf->vb.height >> 1),
639 buf->bpl, 0,
640 buf->vb.height >> 1);
641 break;
642 case V4L2_FIELD_SEQ_BT:
643 cx88_risc_buffer(dev->pci, &buf->risc,
Mauro Carvalho Chehabc1accaa2007-08-23 16:37:49 -0300644 dma->sglist,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700645 buf->bpl * (buf->vb.height >> 1), 0,
646 buf->bpl, 0,
647 buf->vb.height >> 1);
648 break;
649 default:
650 BUG();
651 }
652 }
653 dprintk(2,"[%p/%d] buffer_prepare - %dx%d %dbpp \"%s\" - dma=0x%08lx\n",
654 buf, buf->vb.i,
655 fh->width, fh->height, fh->fmt->depth, fh->fmt->name,
656 (unsigned long)buf->risc.dma);
657
Brandon Philips0fc06862007-11-06 20:02:36 -0300658 buf->vb.state = VIDEOBUF_PREPARED;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700659 return 0;
660
661 fail:
Mauro Carvalho Chehabc7b0ac02006-03-10 12:29:15 -0300662 cx88_free_buffer(q,buf);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700663 return rc;
664}
665
666static void
667buffer_queue(struct videobuf_queue *vq, struct videobuf_buffer *vb)
668{
669 struct cx88_buffer *buf = container_of(vb,struct cx88_buffer,vb);
670 struct cx88_buffer *prev;
671 struct cx8800_fh *fh = vq->priv_data;
672 struct cx8800_dev *dev = fh->dev;
Mauro Carvalho Chehabe52e98a2005-09-09 13:03:41 -0700673 struct cx88_core *core = dev->core;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700674 struct cx88_dmaqueue *q = &dev->vidq;
675
676 /* add jump to stopper */
677 buf->risc.jmp[0] = cpu_to_le32(RISC_JUMP | RISC_IRQ1 | RISC_CNT_INC);
678 buf->risc.jmp[1] = cpu_to_le32(q->stopper.dma);
679
680 if (!list_empty(&q->queued)) {
681 list_add_tail(&buf->vb.queue,&q->queued);
Brandon Philips0fc06862007-11-06 20:02:36 -0300682 buf->vb.state = VIDEOBUF_QUEUED;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700683 dprintk(2,"[%p/%d] buffer_queue - append to queued\n",
684 buf, buf->vb.i);
685
686 } else if (list_empty(&q->active)) {
687 list_add_tail(&buf->vb.queue,&q->active);
688 start_video_dma(dev, q, buf);
Brandon Philips0fc06862007-11-06 20:02:36 -0300689 buf->vb.state = VIDEOBUF_ACTIVE;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700690 buf->count = q->count++;
691 mod_timer(&q->timeout, jiffies+BUFFER_TIMEOUT);
692 dprintk(2,"[%p/%d] buffer_queue - first active\n",
693 buf, buf->vb.i);
694
695 } else {
696 prev = list_entry(q->active.prev, struct cx88_buffer, vb.queue);
697 if (prev->vb.width == buf->vb.width &&
698 prev->vb.height == buf->vb.height &&
699 prev->fmt == buf->fmt) {
700 list_add_tail(&buf->vb.queue,&q->active);
Brandon Philips0fc06862007-11-06 20:02:36 -0300701 buf->vb.state = VIDEOBUF_ACTIVE;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700702 buf->count = q->count++;
703 prev->risc.jmp[1] = cpu_to_le32(buf->risc.dma);
704 dprintk(2,"[%p/%d] buffer_queue - append to active\n",
705 buf, buf->vb.i);
706
707 } else {
708 list_add_tail(&buf->vb.queue,&q->queued);
Brandon Philips0fc06862007-11-06 20:02:36 -0300709 buf->vb.state = VIDEOBUF_QUEUED;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700710 dprintk(2,"[%p/%d] buffer_queue - first queued\n",
711 buf, buf->vb.i);
712 }
713 }
714}
715
716static void buffer_release(struct videobuf_queue *q, struct videobuf_buffer *vb)
717{
718 struct cx88_buffer *buf = container_of(vb,struct cx88_buffer,vb);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700719
Mauro Carvalho Chehabc7b0ac02006-03-10 12:29:15 -0300720 cx88_free_buffer(q,buf);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700721}
722
Adrian Bunk408b6642005-05-01 08:59:29 -0700723static struct videobuf_queue_ops cx8800_video_qops = {
Linus Torvalds1da177e2005-04-16 15:20:36 -0700724 .buf_setup = buffer_setup,
725 .buf_prepare = buffer_prepare,
726 .buf_queue = buffer_queue,
727 .buf_release = buffer_release,
728};
729
730/* ------------------------------------------------------------------ */
731
Linus Torvalds1da177e2005-04-16 15:20:36 -0700732
733/* ------------------------------------------------------------------ */
734
735static struct videobuf_queue* get_queue(struct cx8800_fh *fh)
736{
737 switch (fh->type) {
738 case V4L2_BUF_TYPE_VIDEO_CAPTURE:
739 return &fh->vidq;
740 case V4L2_BUF_TYPE_VBI_CAPTURE:
741 return &fh->vbiq;
742 default:
743 BUG();
744 return NULL;
745 }
746}
747
748static int get_ressource(struct cx8800_fh *fh)
749{
750 switch (fh->type) {
751 case V4L2_BUF_TYPE_VIDEO_CAPTURE:
752 return RESOURCE_VIDEO;
753 case V4L2_BUF_TYPE_VBI_CAPTURE:
754 return RESOURCE_VBI;
755 default:
756 BUG();
757 return 0;
758 }
759}
760
Hans Verkuilbec43662008-12-30 06:58:20 -0300761static int video_open(struct file *file)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700762{
Hans Verkuilbec43662008-12-30 06:58:20 -0300763 int minor = video_devdata(file)->minor;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700764 struct cx8800_dev *h,*dev = NULL;
Mauro Carvalho Chehabe52e98a2005-09-09 13:03:41 -0700765 struct cx88_core *core;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700766 struct cx8800_fh *fh;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700767 enum v4l2_buf_type type = 0;
768 int radio = 0;
769
Hans Verkuild56dc612008-07-30 08:43:36 -0300770 lock_kernel();
Trent Piepho8bb629e22007-10-10 05:37:40 -0300771 list_for_each_entry(h, &cx8800_devlist, devlist) {
Linus Torvalds1da177e2005-04-16 15:20:36 -0700772 if (h->video_dev->minor == minor) {
773 dev = h;
774 type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
775 }
776 if (h->vbi_dev->minor == minor) {
777 dev = h;
778 type = V4L2_BUF_TYPE_VBI_CAPTURE;
779 }
780 if (h->radio_dev &&
781 h->radio_dev->minor == minor) {
782 radio = 1;
783 dev = h;
784 }
785 }
Hans Verkuild56dc612008-07-30 08:43:36 -0300786 if (NULL == dev) {
787 unlock_kernel();
Linus Torvalds1da177e2005-04-16 15:20:36 -0700788 return -ENODEV;
Hans Verkuild56dc612008-07-30 08:43:36 -0300789 }
Linus Torvalds1da177e2005-04-16 15:20:36 -0700790
Mauro Carvalho Chehabe52e98a2005-09-09 13:03:41 -0700791 core = dev->core;
792
Linus Torvalds1da177e2005-04-16 15:20:36 -0700793 dprintk(1,"open minor=%d radio=%d type=%s\n",
794 minor,radio,v4l2_type_names[type]);
795
796 /* allocate + initialize per filehandle data */
Panagiotis Issaris74081872006-01-11 19:40:56 -0200797 fh = kzalloc(sizeof(*fh),GFP_KERNEL);
Hans Verkuild56dc612008-07-30 08:43:36 -0300798 if (NULL == fh) {
799 unlock_kernel();
Linus Torvalds1da177e2005-04-16 15:20:36 -0700800 return -ENOMEM;
Hans Verkuild56dc612008-07-30 08:43:36 -0300801 }
Linus Torvalds1da177e2005-04-16 15:20:36 -0700802 file->private_data = fh;
803 fh->dev = dev;
804 fh->radio = radio;
805 fh->type = type;
806 fh->width = 320;
807 fh->height = 240;
808 fh->fmt = format_by_fourcc(V4L2_PIX_FMT_BGR24);
809
Guennadi Liakhovetski07051352008-04-22 14:42:13 -0300810 videobuf_queue_sg_init(&fh->vidq, &cx8800_video_qops,
811 &dev->pci->dev, &dev->slock,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700812 V4L2_BUF_TYPE_VIDEO_CAPTURE,
813 V4L2_FIELD_INTERLACED,
814 sizeof(struct cx88_buffer),
815 fh);
Guennadi Liakhovetski07051352008-04-22 14:42:13 -0300816 videobuf_queue_sg_init(&fh->vbiq, &cx8800_vbi_qops,
817 &dev->pci->dev, &dev->slock,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700818 V4L2_BUF_TYPE_VBI_CAPTURE,
819 V4L2_FIELD_SEQ_TB,
820 sizeof(struct cx88_buffer),
821 fh);
822
823 if (fh->radio) {
Linus Torvalds1da177e2005-04-16 15:20:36 -0700824 dprintk(1,"video_open: setting radio device\n");
Trent Piepho6a59d642007-08-15 14:41:57 -0300825 cx_write(MO_GP3_IO, core->board.radio.gpio3);
826 cx_write(MO_GP0_IO, core->board.radio.gpio0);
827 cx_write(MO_GP1_IO, core->board.radio.gpio1);
828 cx_write(MO_GP2_IO, core->board.radio.gpio2);
Darron Broad430189d2008-10-15 14:18:42 -0300829 if (core->board.radio.audioroute) {
830 if(core->board.audio_chip &&
831 core->board.audio_chip == V4L2_IDENT_WM8775) {
832 struct v4l2_routing route;
833
834 route.input = core->board.radio.audioroute;
835 cx88_call_i2c_clients(core,
836 VIDIOC_INT_S_AUDIO_ROUTING, &route);
837 }
838 /* "I2S ADC mode" */
839 core->tvaudio = WW_I2SADC;
840 cx88_set_tvaudio(core);
841 } else {
842 /* FM Mode */
843 core->tvaudio = WW_FM;
844 cx88_set_tvaudio(core);
845 cx88_set_stereo(core,V4L2_TUNER_MODE_STEREO,1);
846 }
Mauro Carvalho Chehabe52e98a2005-09-09 13:03:41 -0700847 cx88_call_i2c_clients(core,AUDC_SET_RADIO,NULL);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700848 }
Hans Verkuild56dc612008-07-30 08:43:36 -0300849 unlock_kernel();
Linus Torvalds1da177e2005-04-16 15:20:36 -0700850
Darron Broad3e010842008-09-25 16:51:11 -0300851 atomic_inc(&core->users);
852
Mauro Carvalho Chehab4ac97912005-11-08 21:37:43 -0800853 return 0;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700854}
855
856static ssize_t
Peter Hagervallf9e7a022005-11-08 21:36:29 -0800857video_read(struct file *file, char __user *data, size_t count, loff_t *ppos)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700858{
859 struct cx8800_fh *fh = file->private_data;
860
861 switch (fh->type) {
862 case V4L2_BUF_TYPE_VIDEO_CAPTURE:
863 if (res_locked(fh->dev,RESOURCE_VIDEO))
864 return -EBUSY;
865 return videobuf_read_one(&fh->vidq, data, count, ppos,
866 file->f_flags & O_NONBLOCK);
867 case V4L2_BUF_TYPE_VBI_CAPTURE:
868 if (!res_get(fh->dev,fh,RESOURCE_VBI))
869 return -EBUSY;
870 return videobuf_read_stream(&fh->vbiq, data, count, ppos, 1,
871 file->f_flags & O_NONBLOCK);
872 default:
873 BUG();
874 return 0;
875 }
876}
877
878static unsigned int
879video_poll(struct file *file, struct poll_table_struct *wait)
880{
881 struct cx8800_fh *fh = file->private_data;
882 struct cx88_buffer *buf;
883
884 if (V4L2_BUF_TYPE_VBI_CAPTURE == fh->type) {
885 if (!res_get(fh->dev,fh,RESOURCE_VBI))
886 return POLLERR;
887 return videobuf_poll_stream(file, &fh->vbiq, wait);
888 }
889
890 if (res_check(fh,RESOURCE_VIDEO)) {
891 /* streaming capture */
892 if (list_empty(&fh->vidq.stream))
893 return POLLERR;
894 buf = list_entry(fh->vidq.stream.next,struct cx88_buffer,vb.stream);
895 } else {
896 /* read() capture */
897 buf = (struct cx88_buffer*)fh->vidq.read_buf;
898 if (NULL == buf)
899 return POLLERR;
900 }
901 poll_wait(file, &buf->vb.done, wait);
Brandon Philips0fc06862007-11-06 20:02:36 -0300902 if (buf->vb.state == VIDEOBUF_DONE ||
903 buf->vb.state == VIDEOBUF_ERROR)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700904 return POLLIN|POLLRDNORM;
905 return 0;
906}
907
Hans Verkuilbec43662008-12-30 06:58:20 -0300908static int video_release(struct file *file)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700909{
910 struct cx8800_fh *fh = file->private_data;
911 struct cx8800_dev *dev = fh->dev;
912
913 /* turn off overlay */
914 if (res_check(fh, RESOURCE_OVERLAY)) {
915 /* FIXME */
916 res_free(dev,fh,RESOURCE_OVERLAY);
917 }
918
919 /* stop video capture */
920 if (res_check(fh, RESOURCE_VIDEO)) {
921 videobuf_queue_cancel(&fh->vidq);
922 res_free(dev,fh,RESOURCE_VIDEO);
923 }
924 if (fh->vidq.read_buf) {
925 buffer_release(&fh->vidq,fh->vidq.read_buf);
926 kfree(fh->vidq.read_buf);
927 }
928
929 /* stop vbi capture */
930 if (res_check(fh, RESOURCE_VBI)) {
Brandon Philips053fcb62007-11-13 20:11:26 -0300931 videobuf_stop(&fh->vbiq);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700932 res_free(dev,fh,RESOURCE_VBI);
933 }
934
935 videobuf_mmap_free(&fh->vidq);
936 videobuf_mmap_free(&fh->vbiq);
937 file->private_data = NULL;
938 kfree(fh);
Mauro Carvalho Chehabe52e98a2005-09-09 13:03:41 -0700939
Darron Broad3e010842008-09-25 16:51:11 -0300940 if(atomic_dec_and_test(&dev->core->users))
941 cx88_call_i2c_clients (dev->core, TUNER_SET_STANDBY, NULL);
Mauro Carvalho Chehabe52e98a2005-09-09 13:03:41 -0700942
Linus Torvalds1da177e2005-04-16 15:20:36 -0700943 return 0;
944}
945
946static int
947video_mmap(struct file *file, struct vm_area_struct * vma)
948{
949 struct cx8800_fh *fh = file->private_data;
950
951 return videobuf_mmap_mapper(get_queue(fh), vma);
952}
953
954/* ------------------------------------------------------------------ */
Mauro Carvalho Chehab8d87cb92007-01-20 13:58:17 -0300955/* VIDEO CTRL IOCTLS */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700956
Mauro Carvalho Chehab54da49f2007-01-20 13:58:26 -0300957int cx88_get_control (struct cx88_core *core, struct v4l2_control *ctl)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700958{
Mauro Carvalho Chehab8d87cb92007-01-20 13:58:17 -0300959 struct cx88_ctrl *c = NULL;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700960 u32 value;
961 int i;
962
963 for (i = 0; i < CX8800_CTLS; i++)
964 if (cx8800_ctls[i].v.id == ctl->id)
965 c = &cx8800_ctls[i];
Mauro Carvalho Chehab8d87cb92007-01-20 13:58:17 -0300966 if (unlikely(NULL == c))
Linus Torvalds1da177e2005-04-16 15:20:36 -0700967 return -EINVAL;
968
969 value = c->sreg ? cx_sread(c->sreg) : cx_read(c->reg);
970 switch (ctl->id) {
971 case V4L2_CID_AUDIO_BALANCE:
Marcin Rudowski9f9c9072006-03-12 00:03:47 -0300972 ctl->value = ((value & 0x7f) < 0x40) ? ((value & 0x7f) + 0x40)
973 : (0x7f - (value & 0x7f));
Linus Torvalds1da177e2005-04-16 15:20:36 -0700974 break;
975 case V4L2_CID_AUDIO_VOLUME:
976 ctl->value = 0x3f - (value & 0x3f);
977 break;
978 default:
979 ctl->value = ((value + (c->off << c->shift)) & c->mask) >> c->shift;
980 break;
981 }
Ian Pickworth6457af52006-02-27 00:09:45 -0300982 dprintk(1,"get_control id=0x%X(%s) ctrl=0x%02x, reg=0x%02x val=0x%02x (mask 0x%02x)%s\n",
983 ctl->id, c->v.name, ctl->value, c->reg,
984 value,c->mask, c->sreg ? " [shadowed]" : "");
Linus Torvalds1da177e2005-04-16 15:20:36 -0700985 return 0;
986}
Mauro Carvalho Chehab54da49f2007-01-20 13:58:26 -0300987EXPORT_SYMBOL(cx88_get_control);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700988
Mauro Carvalho Chehab54da49f2007-01-20 13:58:26 -0300989int cx88_set_control(struct cx88_core *core, struct v4l2_control *ctl)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700990{
Linus Torvalds1da177e2005-04-16 15:20:36 -0700991 struct cx88_ctrl *c = NULL;
Mauro Carvalho Chehab70f00042006-01-09 15:25:26 -0200992 u32 value,mask;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700993 int i;
Mauro Carvalho Chehab8d87cb92007-01-20 13:58:17 -0300994
Mauro Carvalho Chehab70f00042006-01-09 15:25:26 -0200995 for (i = 0; i < CX8800_CTLS; i++) {
996 if (cx8800_ctls[i].v.id == ctl->id) {
Linus Torvalds1da177e2005-04-16 15:20:36 -0700997 c = &cx8800_ctls[i];
Mauro Carvalho Chehab70f00042006-01-09 15:25:26 -0200998 }
999 }
Mauro Carvalho Chehab8d87cb92007-01-20 13:58:17 -03001000 if (unlikely(NULL == c))
Linus Torvalds1da177e2005-04-16 15:20:36 -07001001 return -EINVAL;
1002
1003 if (ctl->value < c->v.minimum)
Mauro Carvalho Chehabe52e98a2005-09-09 13:03:41 -07001004 ctl->value = c->v.minimum;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001005 if (ctl->value > c->v.maximum)
Mauro Carvalho Chehabe52e98a2005-09-09 13:03:41 -07001006 ctl->value = c->v.maximum;
Mauro Carvalho Chehab70f00042006-01-09 15:25:26 -02001007 mask=c->mask;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001008 switch (ctl->id) {
1009 case V4L2_CID_AUDIO_BALANCE:
Marcin Rudowski9f9c9072006-03-12 00:03:47 -03001010 value = (ctl->value < 0x40) ? (0x7f - ctl->value) : (ctl->value - 0x40);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001011 break;
1012 case V4L2_CID_AUDIO_VOLUME:
1013 value = 0x3f - (ctl->value & 0x3f);
1014 break;
1015 case V4L2_CID_SATURATION:
1016 /* special v_sat handling */
Mauro Carvalho Chehab70f00042006-01-09 15:25:26 -02001017
1018 value = ((ctl->value - c->off) << c->shift) & c->mask;
1019
Mauro Carvalho Chehab63ab1bd2007-01-20 13:58:33 -03001020 if (core->tvnorm & V4L2_STD_SECAM) {
Mauro Carvalho Chehab70f00042006-01-09 15:25:26 -02001021 /* For SECAM, both U and V sat should be equal */
1022 value=value<<8|value;
1023 } else {
1024 /* Keeps U Saturation proportional to V Sat */
1025 value=(value*0x5a)/0x7f<<8|value;
1026 }
1027 mask=0xffff;
1028 break;
Frej Drejhammar6d042032008-03-23 22:43:21 -03001029 case V4L2_CID_CHROMA_AGC:
1030 /* Do not allow chroma AGC to be enabled for SECAM */
1031 value = ((ctl->value - c->off) << c->shift) & c->mask;
1032 if (core->tvnorm & V4L2_STD_SECAM && value)
1033 return -EINVAL;
1034 break;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001035 default:
1036 value = ((ctl->value - c->off) << c->shift) & c->mask;
1037 break;
1038 }
Ian Pickworth6457af52006-02-27 00:09:45 -03001039 dprintk(1,"set_control id=0x%X(%s) ctrl=0x%02x, reg=0x%02x val=0x%02x (mask 0x%02x)%s\n",
1040 ctl->id, c->v.name, ctl->value, c->reg, value,
1041 mask, c->sreg ? " [shadowed]" : "");
Linus Torvalds1da177e2005-04-16 15:20:36 -07001042 if (c->sreg) {
Mauro Carvalho Chehab70f00042006-01-09 15:25:26 -02001043 cx_sandor(c->sreg, c->reg, mask, value);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001044 } else {
Mauro Carvalho Chehab70f00042006-01-09 15:25:26 -02001045 cx_andor(c->reg, mask, value);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001046 }
1047 return 0;
1048}
Mauro Carvalho Chehab54da49f2007-01-20 13:58:26 -03001049EXPORT_SYMBOL(cx88_set_control);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001050
Mauro Carvalho Chehabe52e98a2005-09-09 13:03:41 -07001051static void init_controls(struct cx88_core *core)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001052{
Mauro Carvalho Chehab70f00042006-01-09 15:25:26 -02001053 struct v4l2_control ctrl;
1054 int i;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001055
Mauro Carvalho Chehab70f00042006-01-09 15:25:26 -02001056 for (i = 0; i < CX8800_CTLS; i++) {
1057 ctrl.id=cx8800_ctls[i].v.id;
Marcin Rudowski9f9c9072006-03-12 00:03:47 -03001058 ctrl.value=cx8800_ctls[i].v.default_value;
Mauro Carvalho Chehab8d87cb92007-01-20 13:58:17 -03001059
Mauro Carvalho Chehab54da49f2007-01-20 13:58:26 -03001060 cx88_set_control(core, &ctrl);
Mauro Carvalho Chehab70f00042006-01-09 15:25:26 -02001061 }
Linus Torvalds1da177e2005-04-16 15:20:36 -07001062}
1063
1064/* ------------------------------------------------------------------ */
Mauro Carvalho Chehab8d87cb92007-01-20 13:58:17 -03001065/* VIDEO IOCTLS */
Linus Torvalds1da177e2005-04-16 15:20:36 -07001066
Hans Verkuil78b526a2008-05-28 12:16:41 -03001067static int vidioc_g_fmt_vid_cap(struct file *file, void *priv,
Mauro Carvalho Chehab8d87cb92007-01-20 13:58:17 -03001068 struct v4l2_format *f)
1069{
1070 struct cx8800_fh *fh = priv;
1071
1072 f->fmt.pix.width = fh->width;
1073 f->fmt.pix.height = fh->height;
1074 f->fmt.pix.field = fh->vidq.field;
1075 f->fmt.pix.pixelformat = fh->fmt->fourcc;
1076 f->fmt.pix.bytesperline =
1077 (f->fmt.pix.width * fh->fmt->depth) >> 3;
1078 f->fmt.pix.sizeimage =
1079 f->fmt.pix.height * f->fmt.pix.bytesperline;
1080 return 0;
1081}
1082
Hans Verkuil78b526a2008-05-28 12:16:41 -03001083static int vidioc_try_fmt_vid_cap(struct file *file, void *priv,
Linus Torvalds1da177e2005-04-16 15:20:36 -07001084 struct v4l2_format *f)
1085{
Mauro Carvalho Chehab8d87cb92007-01-20 13:58:17 -03001086 struct cx88_core *core = ((struct cx8800_fh *)priv)->dev->core;
1087 struct cx8800_fmt *fmt;
1088 enum v4l2_field field;
1089 unsigned int maxw, maxh;
1090
1091 fmt = format_by_fourcc(f->fmt.pix.pixelformat);
1092 if (NULL == fmt)
1093 return -EINVAL;
1094
1095 field = f->fmt.pix.field;
1096 maxw = norm_maxw(core->tvnorm);
1097 maxh = norm_maxh(core->tvnorm);
1098
1099 if (V4L2_FIELD_ANY == field) {
1100 field = (f->fmt.pix.height > maxh/2)
1101 ? V4L2_FIELD_INTERLACED
1102 : V4L2_FIELD_BOTTOM;
1103 }
1104
1105 switch (field) {
1106 case V4L2_FIELD_TOP:
1107 case V4L2_FIELD_BOTTOM:
1108 maxh = maxh / 2;
1109 break;
1110 case V4L2_FIELD_INTERLACED:
1111 break;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001112 default:
1113 return -EINVAL;
1114 }
Mauro Carvalho Chehab8d87cb92007-01-20 13:58:17 -03001115
1116 f->fmt.pix.field = field;
1117 if (f->fmt.pix.height < 32)
1118 f->fmt.pix.height = 32;
1119 if (f->fmt.pix.height > maxh)
1120 f->fmt.pix.height = maxh;
1121 if (f->fmt.pix.width < 48)
1122 f->fmt.pix.width = 48;
1123 if (f->fmt.pix.width > maxw)
1124 f->fmt.pix.width = maxw;
1125 f->fmt.pix.width &= ~0x03;
1126 f->fmt.pix.bytesperline =
1127 (f->fmt.pix.width * fmt->depth) >> 3;
1128 f->fmt.pix.sizeimage =
1129 f->fmt.pix.height * f->fmt.pix.bytesperline;
1130
1131 return 0;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001132}
1133
Hans Verkuil78b526a2008-05-28 12:16:41 -03001134static int vidioc_s_fmt_vid_cap(struct file *file, void *priv,
Mauro Carvalho Chehab8d87cb92007-01-20 13:58:17 -03001135 struct v4l2_format *f)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001136{
Mauro Carvalho Chehab8d87cb92007-01-20 13:58:17 -03001137 struct cx8800_fh *fh = priv;
Hans Verkuil78b526a2008-05-28 12:16:41 -03001138 int err = vidioc_try_fmt_vid_cap (file,priv,f);
Mauro Carvalho Chehabe52e98a2005-09-09 13:03:41 -07001139
Mauro Carvalho Chehab8d87cb92007-01-20 13:58:17 -03001140 if (0 != err)
1141 return err;
1142 fh->fmt = format_by_fourcc(f->fmt.pix.pixelformat);
1143 fh->width = f->fmt.pix.width;
1144 fh->height = f->fmt.pix.height;
1145 fh->vidq.field = f->fmt.pix.field;
1146 return 0;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001147}
1148
Mauro Carvalho Chehab8d87cb92007-01-20 13:58:17 -03001149static int vidioc_querycap (struct file *file, void *priv,
1150 struct v4l2_capability *cap)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001151{
Mauro Carvalho Chehab8d87cb92007-01-20 13:58:17 -03001152 struct cx8800_dev *dev = ((struct cx8800_fh *)priv)->dev;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001153 struct cx88_core *core = dev->core;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001154
Mauro Carvalho Chehab8d87cb92007-01-20 13:58:17 -03001155 strcpy(cap->driver, "cx8800");
Trent Piepho6a59d642007-08-15 14:41:57 -03001156 strlcpy(cap->card, core->board.name, sizeof(cap->card));
Mauro Carvalho Chehab8d87cb92007-01-20 13:58:17 -03001157 sprintf(cap->bus_info,"PCI:%s",pci_name(dev->pci));
1158 cap->version = CX88_VERSION_CODE;
1159 cap->capabilities =
1160 V4L2_CAP_VIDEO_CAPTURE |
1161 V4L2_CAP_READWRITE |
1162 V4L2_CAP_STREAMING |
1163 V4L2_CAP_VBI_CAPTURE;
Trent Piepho6a59d642007-08-15 14:41:57 -03001164 if (UNSET != core->board.tuner_type)
Mauro Carvalho Chehab8d87cb92007-01-20 13:58:17 -03001165 cap->capabilities |= V4L2_CAP_TUNER;
1166 return 0;
1167}
Mauro Carvalho Chehabe52e98a2005-09-09 13:03:41 -07001168
Hans Verkuil78b526a2008-05-28 12:16:41 -03001169static int vidioc_enum_fmt_vid_cap (struct file *file, void *priv,
Mauro Carvalho Chehab8d87cb92007-01-20 13:58:17 -03001170 struct v4l2_fmtdesc *f)
1171{
1172 if (unlikely(f->index >= ARRAY_SIZE(formats)))
1173 return -EINVAL;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001174
Mauro Carvalho Chehab8d87cb92007-01-20 13:58:17 -03001175 strlcpy(f->description,formats[f->index].name,sizeof(f->description));
1176 f->pixelformat = formats[f->index].fourcc;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001177
Mauro Carvalho Chehab8d87cb92007-01-20 13:58:17 -03001178 return 0;
1179}
Linus Torvalds1da177e2005-04-16 15:20:36 -07001180
Mauro Carvalho Chehab0dfa9ab2006-08-08 09:10:10 -03001181#ifdef CONFIG_VIDEO_V4L1_COMPAT
Mauro Carvalho Chehab8d87cb92007-01-20 13:58:17 -03001182static int vidiocgmbuf (struct file *file, void *priv, struct video_mbuf *mbuf)
Mauro Carvalho Chehabe52e98a2005-09-09 13:03:41 -07001183{
Mauro Carvalho Chehabc1accaa2007-08-23 16:37:49 -03001184 struct cx8800_fh *fh = priv;
Mauro Carvalho Chehabe52e98a2005-09-09 13:03:41 -07001185
Mauro Carvalho Chehabc1accaa2007-08-23 16:37:49 -03001186 return videobuf_cgmbuf (get_queue(fh), mbuf, 8);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001187}
Mauro Carvalho Chehab8d87cb92007-01-20 13:58:17 -03001188#endif
Linus Torvalds1da177e2005-04-16 15:20:36 -07001189
Mauro Carvalho Chehab8d87cb92007-01-20 13:58:17 -03001190static int vidioc_reqbufs (struct file *file, void *priv, struct v4l2_requestbuffers *p)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001191{
Mauro Carvalho Chehab8d87cb92007-01-20 13:58:17 -03001192 struct cx8800_fh *fh = priv;
1193 return (videobuf_reqbufs(get_queue(fh), p));
Linus Torvalds1da177e2005-04-16 15:20:36 -07001194}
1195
Mauro Carvalho Chehab8d87cb92007-01-20 13:58:17 -03001196static int vidioc_querybuf (struct file *file, void *priv, struct v4l2_buffer *p)
1197{
1198 struct cx8800_fh *fh = priv;
1199 return (videobuf_querybuf(get_queue(fh), p));
1200}
1201
1202static int vidioc_qbuf (struct file *file, void *priv, struct v4l2_buffer *p)
1203{
1204 struct cx8800_fh *fh = priv;
1205 return (videobuf_qbuf(get_queue(fh), p));
1206}
1207
1208static int vidioc_dqbuf (struct file *file, void *priv, struct v4l2_buffer *p)
1209{
1210 struct cx8800_fh *fh = priv;
1211 return (videobuf_dqbuf(get_queue(fh), p,
1212 file->f_flags & O_NONBLOCK));
1213}
1214
1215static int vidioc_streamon(struct file *file, void *priv, enum v4l2_buf_type i)
1216{
1217 struct cx8800_fh *fh = priv;
1218 struct cx8800_dev *dev = fh->dev;
1219
Rafael Dinizb058e3f2008-10-24 23:07:57 -03001220 /* We should remember that this driver also supports teletext, */
1221 /* so we have to test if the v4l2_buf_type is VBI capture data. */
1222 if (unlikely((fh->type != V4L2_BUF_TYPE_VIDEO_CAPTURE) &&
1223 (fh->type != V4L2_BUF_TYPE_VBI_CAPTURE)))
Mauro Carvalho Chehab8d87cb92007-01-20 13:58:17 -03001224 return -EINVAL;
Rafael Dinizb058e3f2008-10-24 23:07:57 -03001225
Mauro Carvalho Chehab8d87cb92007-01-20 13:58:17 -03001226 if (unlikely(i != fh->type))
1227 return -EINVAL;
1228
1229 if (unlikely(!res_get(dev,fh,get_ressource(fh))))
1230 return -EBUSY;
1231 return videobuf_streamon(get_queue(fh));
1232}
1233
1234static int vidioc_streamoff(struct file *file, void *priv, enum v4l2_buf_type i)
1235{
1236 struct cx8800_fh *fh = priv;
1237 struct cx8800_dev *dev = fh->dev;
1238 int err, res;
1239
Rafael Dinizb058e3f2008-10-24 23:07:57 -03001240 if ((fh->type != V4L2_BUF_TYPE_VIDEO_CAPTURE) &&
1241 (fh->type != V4L2_BUF_TYPE_VBI_CAPTURE))
Mauro Carvalho Chehab8d87cb92007-01-20 13:58:17 -03001242 return -EINVAL;
Rafael Dinizb058e3f2008-10-24 23:07:57 -03001243
Mauro Carvalho Chehab8d87cb92007-01-20 13:58:17 -03001244 if (i != fh->type)
1245 return -EINVAL;
1246
1247 res = get_ressource(fh);
1248 err = videobuf_streamoff(get_queue(fh));
1249 if (err < 0)
1250 return err;
1251 res_free(dev,fh,res);
1252 return 0;
1253}
1254
Mauro Carvalho Chehab63ab1bd2007-01-20 13:58:33 -03001255static int vidioc_s_std (struct file *file, void *priv, v4l2_std_id *tvnorms)
Mauro Carvalho Chehab8d87cb92007-01-20 13:58:17 -03001256{
1257 struct cx88_core *core = ((struct cx8800_fh *)priv)->dev->core;
1258
1259 mutex_lock(&core->lock);
Mauro Carvalho Chehab63ab1bd2007-01-20 13:58:33 -03001260 cx88_set_tvnorm(core,*tvnorms);
Mauro Carvalho Chehab8d87cb92007-01-20 13:58:17 -03001261 mutex_unlock(&core->lock);
Mauro Carvalho Chehab63ab1bd2007-01-20 13:58:33 -03001262
Mauro Carvalho Chehab8d87cb92007-01-20 13:58:17 -03001263 return 0;
1264}
1265
1266/* only one input in this sample driver */
Mauro Carvalho Chehab54da49f2007-01-20 13:58:26 -03001267int cx88_enum_input (struct cx88_core *core,struct v4l2_input *i)
Mauro Carvalho Chehab8d87cb92007-01-20 13:58:17 -03001268{
Mauro Carvalho Chehab8d87cb92007-01-20 13:58:17 -03001269 static const char *iname[] = {
1270 [ CX88_VMUX_COMPOSITE1 ] = "Composite1",
1271 [ CX88_VMUX_COMPOSITE2 ] = "Composite2",
1272 [ CX88_VMUX_COMPOSITE3 ] = "Composite3",
1273 [ CX88_VMUX_COMPOSITE4 ] = "Composite4",
1274 [ CX88_VMUX_SVIDEO ] = "S-Video",
1275 [ CX88_VMUX_TELEVISION ] = "Television",
1276 [ CX88_VMUX_CABLE ] = "Cable TV",
1277 [ CX88_VMUX_DVB ] = "DVB",
1278 [ CX88_VMUX_DEBUG ] = "for debug only",
1279 };
1280 unsigned int n;
1281
1282 n = i->index;
1283 if (n >= 4)
1284 return -EINVAL;
Trent Piepho6a59d642007-08-15 14:41:57 -03001285 if (0 == INPUT(n).type)
Mauro Carvalho Chehab8d87cb92007-01-20 13:58:17 -03001286 return -EINVAL;
1287 memset(i,0,sizeof(*i));
1288 i->index = n;
1289 i->type = V4L2_INPUT_TYPE_CAMERA;
Trent Piepho6a59d642007-08-15 14:41:57 -03001290 strcpy(i->name,iname[INPUT(n).type]);
1291 if ((CX88_VMUX_TELEVISION == INPUT(n).type) ||
1292 (CX88_VMUX_CABLE == INPUT(n).type))
Mauro Carvalho Chehab8d87cb92007-01-20 13:58:17 -03001293 i->type = V4L2_INPUT_TYPE_TUNER;
Mauro Carvalho Chehab63ab1bd2007-01-20 13:58:33 -03001294 i->std = CX88_NORMS;
Mauro Carvalho Chehab8d87cb92007-01-20 13:58:17 -03001295 return 0;
1296}
Mauro Carvalho Chehab54da49f2007-01-20 13:58:26 -03001297EXPORT_SYMBOL(cx88_enum_input);
1298
1299static int vidioc_enum_input (struct file *file, void *priv,
1300 struct v4l2_input *i)
1301{
1302 struct cx88_core *core = ((struct cx8800_fh *)priv)->dev->core;
1303 return cx88_enum_input (core,i);
1304}
Mauro Carvalho Chehab8d87cb92007-01-20 13:58:17 -03001305
1306static int vidioc_g_input (struct file *file, void *priv, unsigned int *i)
1307{
1308 struct cx88_core *core = ((struct cx8800_fh *)priv)->dev->core;
1309
1310 *i = core->input;
1311 return 0;
1312}
1313
1314static int vidioc_s_input (struct file *file, void *priv, unsigned int i)
1315{
1316 struct cx88_core *core = ((struct cx8800_fh *)priv)->dev->core;
1317
1318 if (i >= 4)
1319 return -EINVAL;
1320
1321 mutex_lock(&core->lock);
1322 cx88_newstation(core);
Mauro Carvalho Chehabe90311a2007-01-20 13:58:29 -03001323 cx88_video_mux(core,i);
Mauro Carvalho Chehab8d87cb92007-01-20 13:58:17 -03001324 mutex_unlock(&core->lock);
1325 return 0;
1326}
1327
1328
1329
1330static int vidioc_queryctrl (struct file *file, void *priv,
1331 struct v4l2_queryctrl *qctrl)
1332{
Frej Drejhammar6d042032008-03-23 22:43:21 -03001333 struct cx88_core *core = ((struct cx8800_fh *)priv)->dev->core;
1334
Mauro Carvalho Chehab8d87cb92007-01-20 13:58:17 -03001335 qctrl->id = v4l2_ctrl_next(ctrl_classes, qctrl->id);
1336 if (unlikely(qctrl->id == 0))
1337 return -EINVAL;
Frej Drejhammar6d042032008-03-23 22:43:21 -03001338 return cx8800_ctrl_query(core, qctrl);
Mauro Carvalho Chehab8d87cb92007-01-20 13:58:17 -03001339}
1340
Mauro Carvalho Chehab54da49f2007-01-20 13:58:26 -03001341static int vidioc_g_ctrl (struct file *file, void *priv,
1342 struct v4l2_control *ctl)
1343{
1344 struct cx88_core *core = ((struct cx8800_fh *)priv)->dev->core;
1345 return
1346 cx88_get_control(core,ctl);
1347}
1348
Mauro Carvalho Chehab8d87cb92007-01-20 13:58:17 -03001349static int vidioc_s_ctrl (struct file *file, void *priv,
1350 struct v4l2_control *ctl)
1351{
1352 struct cx88_core *core = ((struct cx8800_fh *)priv)->dev->core;
Mauro Carvalho Chehab8d87cb92007-01-20 13:58:17 -03001353 return
Mauro Carvalho Chehab54da49f2007-01-20 13:58:26 -03001354 cx88_set_control(core,ctl);
Mauro Carvalho Chehab8d87cb92007-01-20 13:58:17 -03001355}
1356
1357static int vidioc_g_tuner (struct file *file, void *priv,
1358 struct v4l2_tuner *t)
1359{
1360 struct cx88_core *core = ((struct cx8800_fh *)priv)->dev->core;
1361 u32 reg;
1362
Trent Piepho6a59d642007-08-15 14:41:57 -03001363 if (unlikely(UNSET == core->board.tuner_type))
Mauro Carvalho Chehab8d87cb92007-01-20 13:58:17 -03001364 return -EINVAL;
Mauro Carvalho Chehab243d8c02007-01-20 13:58:36 -03001365 if (0 != t->index)
1366 return -EINVAL;
Mauro Carvalho Chehab8d87cb92007-01-20 13:58:17 -03001367
1368 strcpy(t->name, "Television");
1369 t->type = V4L2_TUNER_ANALOG_TV;
1370 t->capability = V4L2_TUNER_CAP_NORM;
1371 t->rangehigh = 0xffffffffUL;
1372
1373 cx88_get_stereo(core ,t);
1374 reg = cx_read(MO_DEVICE_STATUS);
1375 t->signal = (reg & (1<<5)) ? 0xffff : 0x0000;
1376 return 0;
1377}
1378
1379static int vidioc_s_tuner (struct file *file, void *priv,
1380 struct v4l2_tuner *t)
1381{
1382 struct cx88_core *core = ((struct cx8800_fh *)priv)->dev->core;
1383
Trent Piepho6a59d642007-08-15 14:41:57 -03001384 if (UNSET == core->board.tuner_type)
Mauro Carvalho Chehab8d87cb92007-01-20 13:58:17 -03001385 return -EINVAL;
1386 if (0 != t->index)
1387 return -EINVAL;
1388
1389 cx88_set_stereo(core, t->audmode, 1);
1390 return 0;
1391}
1392
1393static int vidioc_g_frequency (struct file *file, void *priv,
1394 struct v4l2_frequency *f)
1395{
1396 struct cx8800_fh *fh = priv;
1397 struct cx88_core *core = fh->dev->core;
1398
Trent Piepho6a59d642007-08-15 14:41:57 -03001399 if (unlikely(UNSET == core->board.tuner_type))
Mauro Carvalho Chehab8d87cb92007-01-20 13:58:17 -03001400 return -EINVAL;
1401
1402 /* f->type = fh->radio ? V4L2_TUNER_RADIO : V4L2_TUNER_ANALOG_TV; */
1403 f->type = fh->radio ? V4L2_TUNER_RADIO : V4L2_TUNER_ANALOG_TV;
1404 f->frequency = core->freq;
1405
1406 cx88_call_i2c_clients(core,VIDIOC_G_FREQUENCY,f);
1407
1408 return 0;
1409}
1410
Mauro Carvalho Chehab54da49f2007-01-20 13:58:26 -03001411int cx88_set_freq (struct cx88_core *core,
Mauro Carvalho Chehab8d87cb92007-01-20 13:58:17 -03001412 struct v4l2_frequency *f)
1413{
Trent Piepho6a59d642007-08-15 14:41:57 -03001414 if (unlikely(UNSET == core->board.tuner_type))
Mauro Carvalho Chehab8d87cb92007-01-20 13:58:17 -03001415 return -EINVAL;
1416 if (unlikely(f->tuner != 0))
1417 return -EINVAL;
Mauro Carvalho Chehab54da49f2007-01-20 13:58:26 -03001418
Mauro Carvalho Chehab8d87cb92007-01-20 13:58:17 -03001419 mutex_lock(&core->lock);
1420 core->freq = f->frequency;
1421 cx88_newstation(core);
1422 cx88_call_i2c_clients(core,VIDIOC_S_FREQUENCY,f);
1423
1424 /* When changing channels it is required to reset TVAUDIO */
1425 msleep (10);
1426 cx88_set_tvaudio(core);
1427
1428 mutex_unlock(&core->lock);
Mauro Carvalho Chehab54da49f2007-01-20 13:58:26 -03001429
Mauro Carvalho Chehab8d87cb92007-01-20 13:58:17 -03001430 return 0;
1431}
Mauro Carvalho Chehab54da49f2007-01-20 13:58:26 -03001432EXPORT_SYMBOL(cx88_set_freq);
1433
1434static int vidioc_s_frequency (struct file *file, void *priv,
1435 struct v4l2_frequency *f)
1436{
1437 struct cx8800_fh *fh = priv;
1438 struct cx88_core *core = fh->dev->core;
1439
1440 if (unlikely(0 == fh->radio && f->type != V4L2_TUNER_ANALOG_TV))
1441 return -EINVAL;
1442 if (unlikely(1 == fh->radio && f->type != V4L2_TUNER_RADIO))
1443 return -EINVAL;
1444
1445 return
1446 cx88_set_freq (core,f);
1447}
Mauro Carvalho Chehab8d87cb92007-01-20 13:58:17 -03001448
Trent Piephodbbff482007-01-22 23:31:53 -03001449#ifdef CONFIG_VIDEO_ADV_DEBUG
1450static int vidioc_g_register (struct file *file, void *fh,
Hans Verkuilaecde8b2008-12-30 07:14:19 -03001451 struct v4l2_dbg_register *reg)
Trent Piephodbbff482007-01-22 23:31:53 -03001452{
1453 struct cx88_core *core = ((struct cx8800_fh*)fh)->dev->core;
1454
Hans Verkuilaecde8b2008-12-30 07:14:19 -03001455 if (!v4l2_chip_match_host(&reg->match))
Trent Piephodbbff482007-01-22 23:31:53 -03001456 return -EINVAL;
1457 /* cx2388x has a 24-bit register space */
Hans Verkuilaecde8b2008-12-30 07:14:19 -03001458 reg->val = cx_read(reg->reg & 0xffffff);
1459 reg->size = 4;
Trent Piephodbbff482007-01-22 23:31:53 -03001460 return 0;
1461}
1462
1463static int vidioc_s_register (struct file *file, void *fh,
Hans Verkuilaecde8b2008-12-30 07:14:19 -03001464 struct v4l2_dbg_register *reg)
Trent Piephodbbff482007-01-22 23:31:53 -03001465{
1466 struct cx88_core *core = ((struct cx8800_fh*)fh)->dev->core;
1467
Hans Verkuilaecde8b2008-12-30 07:14:19 -03001468 if (!v4l2_chip_match_host(&reg->match))
Trent Piephodbbff482007-01-22 23:31:53 -03001469 return -EINVAL;
Hans Verkuilaecde8b2008-12-30 07:14:19 -03001470 cx_write(reg->reg & 0xffffff, reg->val);
Trent Piephodbbff482007-01-22 23:31:53 -03001471 return 0;
1472}
1473#endif
Mauro Carvalho Chehab8d87cb92007-01-20 13:58:17 -03001474
Linus Torvalds1da177e2005-04-16 15:20:36 -07001475/* ----------------------------------------------------------- */
Mauro Carvalho Chehab8d87cb92007-01-20 13:58:17 -03001476/* RADIO ESPECIFIC IOCTLS */
1477/* ----------------------------------------------------------- */
Linus Torvalds1da177e2005-04-16 15:20:36 -07001478
Mauro Carvalho Chehab8d87cb92007-01-20 13:58:17 -03001479static int radio_querycap (struct file *file, void *priv,
1480 struct v4l2_capability *cap)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001481{
Mauro Carvalho Chehab8d87cb92007-01-20 13:58:17 -03001482 struct cx8800_dev *dev = ((struct cx8800_fh *)priv)->dev;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001483 struct cx88_core *core = dev->core;
1484
Mauro Carvalho Chehab8d87cb92007-01-20 13:58:17 -03001485 strcpy(cap->driver, "cx8800");
Trent Piepho6a59d642007-08-15 14:41:57 -03001486 strlcpy(cap->card, core->board.name, sizeof(cap->card));
Mauro Carvalho Chehab8d87cb92007-01-20 13:58:17 -03001487 sprintf(cap->bus_info,"PCI:%s", pci_name(dev->pci));
1488 cap->version = CX88_VERSION_CODE;
1489 cap->capabilities = V4L2_CAP_TUNER;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001490 return 0;
Mauro Carvalho Chehab8d87cb92007-01-20 13:58:17 -03001491}
Linus Torvalds1da177e2005-04-16 15:20:36 -07001492
Mauro Carvalho Chehab8d87cb92007-01-20 13:58:17 -03001493static int radio_g_tuner (struct file *file, void *priv,
1494 struct v4l2_tuner *t)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001495{
Mauro Carvalho Chehab8d87cb92007-01-20 13:58:17 -03001496 struct cx88_core *core = ((struct cx8800_fh *)priv)->dev->core;
1497
1498 if (unlikely(t->index > 0))
1499 return -EINVAL;
1500
1501 strcpy(t->name, "Radio");
1502 t->type = V4L2_TUNER_RADIO;
1503
1504 cx88_call_i2c_clients(core,VIDIOC_G_TUNER,t);
1505 return 0;
1506}
1507
1508static int radio_enum_input (struct file *file, void *priv,
1509 struct v4l2_input *i)
1510{
1511 if (i->index != 0)
1512 return -EINVAL;
1513 strcpy(i->name,"Radio");
1514 i->type = V4L2_INPUT_TYPE_TUNER;
1515
1516 return 0;
1517}
1518
1519static int radio_g_audio (struct file *file, void *priv, struct v4l2_audio *a)
1520{
1521 if (unlikely(a->index))
1522 return -EINVAL;
1523
1524 memset(a,0,sizeof(*a));
1525 strcpy(a->name,"Radio");
1526 return 0;
1527}
1528
1529/* FIXME: Should add a standard for radio */
1530
1531static int radio_s_tuner (struct file *file, void *priv,
1532 struct v4l2_tuner *t)
1533{
1534 struct cx88_core *core = ((struct cx8800_fh *)priv)->dev->core;
1535
1536 if (0 != t->index)
1537 return -EINVAL;
1538
1539 cx88_call_i2c_clients(core,VIDIOC_S_TUNER,t);
1540
1541 return 0;
1542}
1543
1544static int radio_s_audio (struct file *file, void *fh,
1545 struct v4l2_audio *a)
1546{
1547 return 0;
1548}
1549
1550static int radio_s_input (struct file *file, void *fh, unsigned int i)
1551{
1552 return 0;
1553}
1554
1555static int radio_queryctrl (struct file *file, void *priv,
1556 struct v4l2_queryctrl *c)
1557{
1558 int i;
1559
1560 if (c->id < V4L2_CID_BASE ||
1561 c->id >= V4L2_CID_LASTP1)
1562 return -EINVAL;
1563 if (c->id == V4L2_CID_AUDIO_MUTE) {
1564 for (i = 0; i < CX8800_CTLS; i++)
1565 if (cx8800_ctls[i].v.id == c->id)
1566 break;
1567 *c = cx8800_ctls[i].v;
1568 } else
1569 *c = no_ctl;
1570 return 0;
1571}
Linus Torvalds1da177e2005-04-16 15:20:36 -07001572
1573/* ----------------------------------------------------------- */
1574
1575static void cx8800_vid_timeout(unsigned long data)
1576{
1577 struct cx8800_dev *dev = (struct cx8800_dev*)data;
1578 struct cx88_core *core = dev->core;
1579 struct cx88_dmaqueue *q = &dev->vidq;
1580 struct cx88_buffer *buf;
1581 unsigned long flags;
1582
Mauro Carvalho Chehabe52e98a2005-09-09 13:03:41 -07001583 cx88_sram_channel_dump(core, &cx88_sram_channels[SRAM_CH21]);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001584
1585 cx_clear(MO_VID_DMACNTRL, 0x11);
1586 cx_clear(VID_CAPTURE_CONTROL, 0x06);
1587
1588 spin_lock_irqsave(&dev->slock,flags);
1589 while (!list_empty(&q->active)) {
1590 buf = list_entry(q->active.next, struct cx88_buffer, vb.queue);
1591 list_del(&buf->vb.queue);
Brandon Philips0fc06862007-11-06 20:02:36 -03001592 buf->vb.state = VIDEOBUF_ERROR;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001593 wake_up(&buf->vb.done);
1594 printk("%s/0: [%p/%d] timeout - dma=0x%08lx\n", core->name,
1595 buf, buf->vb.i, (unsigned long)buf->risc.dma);
1596 }
1597 restart_video_queue(dev,q);
1598 spin_unlock_irqrestore(&dev->slock,flags);
1599}
1600
Mauro Carvalho Chehab41ef7c12005-07-12 13:58:44 -07001601static char *cx88_vid_irqs[32] = {
1602 "y_risci1", "u_risci1", "v_risci1", "vbi_risc1",
1603 "y_risci2", "u_risci2", "v_risci2", "vbi_risc2",
1604 "y_oflow", "u_oflow", "v_oflow", "vbi_oflow",
1605 "y_sync", "u_sync", "v_sync", "vbi_sync",
1606 "opc_err", "par_err", "rip_err", "pci_abort",
1607};
1608
Linus Torvalds1da177e2005-04-16 15:20:36 -07001609static void cx8800_vid_irq(struct cx8800_dev *dev)
1610{
1611 struct cx88_core *core = dev->core;
1612 u32 status, mask, count;
1613
1614 status = cx_read(MO_VID_INTSTAT);
1615 mask = cx_read(MO_VID_INTMSK);
1616 if (0 == (status & mask))
1617 return;
1618 cx_write(MO_VID_INTSTAT, status);
1619 if (irq_debug || (status & mask & ~0xff))
1620 cx88_print_irqbits(core->name, "irq vid",
Mauro Carvalho Chehab66623a02007-03-29 08:47:04 -03001621 cx88_vid_irqs, ARRAY_SIZE(cx88_vid_irqs),
1622 status, mask);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001623
1624 /* risc op code error */
1625 if (status & (1 << 16)) {
1626 printk(KERN_WARNING "%s/0: video risc op code error\n",core->name);
1627 cx_clear(MO_VID_DMACNTRL, 0x11);
1628 cx_clear(VID_CAPTURE_CONTROL, 0x06);
Mauro Carvalho Chehabe52e98a2005-09-09 13:03:41 -07001629 cx88_sram_channel_dump(core, &cx88_sram_channels[SRAM_CH21]);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001630 }
1631
1632 /* risc1 y */
1633 if (status & 0x01) {
1634 spin_lock(&dev->slock);
1635 count = cx_read(MO_VIDY_GPCNT);
Mauro Carvalho Chehabe52e98a2005-09-09 13:03:41 -07001636 cx88_wakeup(core, &dev->vidq, count);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001637 spin_unlock(&dev->slock);
1638 }
1639
1640 /* risc1 vbi */
1641 if (status & 0x08) {
1642 spin_lock(&dev->slock);
1643 count = cx_read(MO_VBI_GPCNT);
Mauro Carvalho Chehabe52e98a2005-09-09 13:03:41 -07001644 cx88_wakeup(core, &dev->vbiq, count);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001645 spin_unlock(&dev->slock);
1646 }
1647
1648 /* risc2 y */
1649 if (status & 0x10) {
1650 dprintk(2,"stopper video\n");
1651 spin_lock(&dev->slock);
1652 restart_video_queue(dev,&dev->vidq);
1653 spin_unlock(&dev->slock);
1654 }
1655
1656 /* risc2 vbi */
1657 if (status & 0x80) {
1658 dprintk(2,"stopper vbi\n");
1659 spin_lock(&dev->slock);
1660 cx8800_restart_vbi_queue(dev,&dev->vbiq);
1661 spin_unlock(&dev->slock);
1662 }
1663}
1664
David Howells7d12e782006-10-05 14:55:46 +01001665static irqreturn_t cx8800_irq(int irq, void *dev_id)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001666{
1667 struct cx8800_dev *dev = dev_id;
1668 struct cx88_core *core = dev->core;
1669 u32 status;
1670 int loop, handled = 0;
1671
1672 for (loop = 0; loop < 10; loop++) {
Trent Piepho8ddac9e2007-08-18 06:57:55 -03001673 status = cx_read(MO_PCI_INTSTAT) &
1674 (core->pci_irqmask | PCI_INT_VIDINT);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001675 if (0 == status)
1676 goto out;
1677 cx_write(MO_PCI_INTSTAT, status);
1678 handled = 1;
1679
1680 if (status & core->pci_irqmask)
1681 cx88_core_irq(core,status);
Trent Piepho8ddac9e2007-08-18 06:57:55 -03001682 if (status & PCI_INT_VIDINT)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001683 cx8800_vid_irq(dev);
1684 };
1685 if (10 == loop) {
1686 printk(KERN_WARNING "%s/0: irq loop -- clearing mask\n",
1687 core->name);
1688 cx_write(MO_PCI_INTMSK,0);
1689 }
1690
1691 out:
1692 return IRQ_RETVAL(handled);
1693}
1694
1695/* ----------------------------------------------------------- */
1696/* exported stuff */
1697
Hans Verkuilbec43662008-12-30 06:58:20 -03001698static const struct v4l2_file_operations video_fops =
Linus Torvalds1da177e2005-04-16 15:20:36 -07001699{
1700 .owner = THIS_MODULE,
1701 .open = video_open,
1702 .release = video_release,
1703 .read = video_read,
1704 .poll = video_poll,
1705 .mmap = video_mmap,
Mauro Carvalho Chehab8d87cb92007-01-20 13:58:17 -03001706 .ioctl = video_ioctl2,
Linus Torvalds1da177e2005-04-16 15:20:36 -07001707};
1708
Hans Verkuila3998102008-07-21 02:57:38 -03001709static const struct v4l2_ioctl_ops video_ioctl_ops = {
Mauro Carvalho Chehab8d87cb92007-01-20 13:58:17 -03001710 .vidioc_querycap = vidioc_querycap,
Hans Verkuil78b526a2008-05-28 12:16:41 -03001711 .vidioc_enum_fmt_vid_cap = vidioc_enum_fmt_vid_cap,
1712 .vidioc_g_fmt_vid_cap = vidioc_g_fmt_vid_cap,
1713 .vidioc_try_fmt_vid_cap = vidioc_try_fmt_vid_cap,
1714 .vidioc_s_fmt_vid_cap = vidioc_s_fmt_vid_cap,
1715 .vidioc_g_fmt_vbi_cap = cx8800_vbi_fmt,
1716 .vidioc_try_fmt_vbi_cap = cx8800_vbi_fmt,
1717 .vidioc_s_fmt_vbi_cap = cx8800_vbi_fmt,
Mauro Carvalho Chehab8d87cb92007-01-20 13:58:17 -03001718 .vidioc_reqbufs = vidioc_reqbufs,
1719 .vidioc_querybuf = vidioc_querybuf,
1720 .vidioc_qbuf = vidioc_qbuf,
1721 .vidioc_dqbuf = vidioc_dqbuf,
1722 .vidioc_s_std = vidioc_s_std,
1723 .vidioc_enum_input = vidioc_enum_input,
1724 .vidioc_g_input = vidioc_g_input,
1725 .vidioc_s_input = vidioc_s_input,
1726 .vidioc_queryctrl = vidioc_queryctrl,
1727 .vidioc_g_ctrl = vidioc_g_ctrl,
1728 .vidioc_s_ctrl = vidioc_s_ctrl,
1729 .vidioc_streamon = vidioc_streamon,
1730 .vidioc_streamoff = vidioc_streamoff,
1731#ifdef CONFIG_VIDEO_V4L1_COMPAT
1732 .vidiocgmbuf = vidiocgmbuf,
1733#endif
1734 .vidioc_g_tuner = vidioc_g_tuner,
1735 .vidioc_s_tuner = vidioc_s_tuner,
1736 .vidioc_g_frequency = vidioc_g_frequency,
1737 .vidioc_s_frequency = vidioc_s_frequency,
Trent Piephodbbff482007-01-22 23:31:53 -03001738#ifdef CONFIG_VIDEO_ADV_DEBUG
1739 .vidioc_g_register = vidioc_g_register,
1740 .vidioc_s_register = vidioc_s_register,
1741#endif
Hans Verkuila3998102008-07-21 02:57:38 -03001742};
1743
1744static struct video_device cx8800_vbi_template;
1745
1746static struct video_device cx8800_video_template = {
1747 .name = "cx8800-video",
Hans Verkuila3998102008-07-21 02:57:38 -03001748 .fops = &video_fops,
1749 .minor = -1,
1750 .ioctl_ops = &video_ioctl_ops,
Mauro Carvalho Chehab63ab1bd2007-01-20 13:58:33 -03001751 .tvnorms = CX88_NORMS,
Trent Piephodbbff482007-01-22 23:31:53 -03001752 .current_norm = V4L2_STD_NTSC_M,
Linus Torvalds1da177e2005-04-16 15:20:36 -07001753};
1754
Hans Verkuilbec43662008-12-30 06:58:20 -03001755static const struct v4l2_file_operations radio_fops =
Linus Torvalds1da177e2005-04-16 15:20:36 -07001756{
1757 .owner = THIS_MODULE,
1758 .open = video_open,
1759 .release = video_release,
Mauro Carvalho Chehab8d87cb92007-01-20 13:58:17 -03001760 .ioctl = video_ioctl2,
Linus Torvalds1da177e2005-04-16 15:20:36 -07001761};
1762
Hans Verkuila3998102008-07-21 02:57:38 -03001763static const struct v4l2_ioctl_ops radio_ioctl_ops = {
Mauro Carvalho Chehab8d87cb92007-01-20 13:58:17 -03001764 .vidioc_querycap = radio_querycap,
1765 .vidioc_g_tuner = radio_g_tuner,
1766 .vidioc_enum_input = radio_enum_input,
1767 .vidioc_g_audio = radio_g_audio,
1768 .vidioc_s_tuner = radio_s_tuner,
1769 .vidioc_s_audio = radio_s_audio,
1770 .vidioc_s_input = radio_s_input,
1771 .vidioc_queryctrl = radio_queryctrl,
1772 .vidioc_g_ctrl = vidioc_g_ctrl,
1773 .vidioc_s_ctrl = vidioc_s_ctrl,
1774 .vidioc_g_frequency = vidioc_g_frequency,
1775 .vidioc_s_frequency = vidioc_s_frequency,
Trent Piephoa75d2042007-08-01 00:13:28 -03001776#ifdef CONFIG_VIDEO_ADV_DEBUG
1777 .vidioc_g_register = vidioc_g_register,
1778 .vidioc_s_register = vidioc_s_register,
1779#endif
Linus Torvalds1da177e2005-04-16 15:20:36 -07001780};
1781
Hans Verkuila3998102008-07-21 02:57:38 -03001782static struct video_device cx8800_radio_template = {
1783 .name = "cx8800-radio",
Hans Verkuila3998102008-07-21 02:57:38 -03001784 .fops = &radio_fops,
1785 .minor = -1,
1786 .ioctl_ops = &radio_ioctl_ops,
1787};
1788
Linus Torvalds1da177e2005-04-16 15:20:36 -07001789/* ----------------------------------------------------------- */
1790
1791static void cx8800_unregister_video(struct cx8800_dev *dev)
1792{
1793 if (dev->radio_dev) {
1794 if (-1 != dev->radio_dev->minor)
1795 video_unregister_device(dev->radio_dev);
1796 else
1797 video_device_release(dev->radio_dev);
1798 dev->radio_dev = NULL;
1799 }
1800 if (dev->vbi_dev) {
1801 if (-1 != dev->vbi_dev->minor)
1802 video_unregister_device(dev->vbi_dev);
1803 else
1804 video_device_release(dev->vbi_dev);
1805 dev->vbi_dev = NULL;
1806 }
1807 if (dev->video_dev) {
1808 if (-1 != dev->video_dev->minor)
1809 video_unregister_device(dev->video_dev);
1810 else
1811 video_device_release(dev->video_dev);
1812 dev->video_dev = NULL;
1813 }
1814}
1815
1816static int __devinit cx8800_initdev(struct pci_dev *pci_dev,
1817 const struct pci_device_id *pci_id)
1818{
1819 struct cx8800_dev *dev;
1820 struct cx88_core *core;
Mauro Carvalho Chehab8d87cb92007-01-20 13:58:17 -03001821
Linus Torvalds1da177e2005-04-16 15:20:36 -07001822 int err;
1823
Panagiotis Issaris74081872006-01-11 19:40:56 -02001824 dev = kzalloc(sizeof(*dev),GFP_KERNEL);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001825 if (NULL == dev)
1826 return -ENOMEM;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001827
1828 /* pci init */
1829 dev->pci = pci_dev;
1830 if (pci_enable_device(pci_dev)) {
1831 err = -EIO;
1832 goto fail_free;
1833 }
1834 core = cx88_core_get(dev->pci);
1835 if (NULL == core) {
1836 err = -EINVAL;
1837 goto fail_free;
1838 }
1839 dev->core = core;
1840
1841 /* print pci info */
1842 pci_read_config_byte(pci_dev, PCI_CLASS_REVISION, &dev->pci_rev);
Mauro Carvalho Chehab4ac97912005-11-08 21:37:43 -08001843 pci_read_config_byte(pci_dev, PCI_LATENCY_TIMER, &dev->pci_lat);
1844 printk(KERN_INFO "%s/0: found at %s, rev: %d, irq: %d, "
Greg Kroah-Hartman228aef62006-06-12 15:16:52 -07001845 "latency: %d, mmio: 0x%llx\n", core->name,
Linus Torvalds1da177e2005-04-16 15:20:36 -07001846 pci_name(pci_dev), dev->pci_rev, pci_dev->irq,
Greg Kroah-Hartman228aef62006-06-12 15:16:52 -07001847 dev->pci_lat,(unsigned long long)pci_resource_start(pci_dev,0));
Linus Torvalds1da177e2005-04-16 15:20:36 -07001848
1849 pci_set_master(pci_dev);
Mauro Carvalho Chehabaaa40cb2007-03-30 10:58:01 -03001850 if (!pci_dma_supported(pci_dev,DMA_32BIT_MASK)) {
Linus Torvalds1da177e2005-04-16 15:20:36 -07001851 printk("%s/0: Oops: no 32bit PCI DMA ???\n",core->name);
1852 err = -EIO;
1853 goto fail_core;
1854 }
1855
Mauro Carvalho Chehab8d87cb92007-01-20 13:58:17 -03001856 /* Initialize VBI template */
1857 memcpy( &cx8800_vbi_template, &cx8800_video_template,
1858 sizeof(cx8800_vbi_template) );
1859 strcpy(cx8800_vbi_template.name,"cx8800-vbi");
Mauro Carvalho Chehab8d87cb92007-01-20 13:58:17 -03001860
Linus Torvalds1da177e2005-04-16 15:20:36 -07001861 /* initialize driver struct */
Linus Torvalds1da177e2005-04-16 15:20:36 -07001862 spin_lock_init(&dev->slock);
Mauro Carvalho Chehab63ab1bd2007-01-20 13:58:33 -03001863 core->tvnorm = cx8800_video_template.current_norm;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001864
1865 /* init video dma queues */
1866 INIT_LIST_HEAD(&dev->vidq.active);
1867 INIT_LIST_HEAD(&dev->vidq.queued);
1868 dev->vidq.timeout.function = cx8800_vid_timeout;
1869 dev->vidq.timeout.data = (unsigned long)dev;
1870 init_timer(&dev->vidq.timeout);
1871 cx88_risc_stopper(dev->pci,&dev->vidq.stopper,
1872 MO_VID_DMACNTRL,0x11,0x00);
1873
1874 /* init vbi dma queues */
1875 INIT_LIST_HEAD(&dev->vbiq.active);
1876 INIT_LIST_HEAD(&dev->vbiq.queued);
1877 dev->vbiq.timeout.function = cx8800_vbi_timeout;
1878 dev->vbiq.timeout.data = (unsigned long)dev;
1879 init_timer(&dev->vbiq.timeout);
1880 cx88_risc_stopper(dev->pci,&dev->vbiq.stopper,
1881 MO_VID_DMACNTRL,0x88,0x00);
1882
1883 /* get irq */
1884 err = request_irq(pci_dev->irq, cx8800_irq,
Thomas Gleixner8076fe32006-07-01 19:29:37 -07001885 IRQF_SHARED | IRQF_DISABLED, core->name, dev);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001886 if (err < 0) {
Trent Piepho5772f812007-08-15 14:41:59 -03001887 printk(KERN_ERR "%s/0: can't get IRQ %d\n",
Linus Torvalds1da177e2005-04-16 15:20:36 -07001888 core->name,pci_dev->irq);
1889 goto fail_core;
1890 }
1891 cx_set(MO_PCI_INTMSK, core->pci_irqmask);
1892
1893 /* load and configure helper modules */
Mauro Carvalho Chehabe52e98a2005-09-09 13:03:41 -07001894
Hans Verkuil38f9d302008-07-23 05:09:15 -03001895 if (core->board.audio_chip == V4L2_IDENT_WM8775)
Steven Toth30579062006-09-25 12:43:42 -03001896 request_module("wm8775");
1897
Michael Krufky6fcecce2007-08-24 01:32:31 -03001898 switch (core->boardnr) {
1899 case CX88_BOARD_DVICO_FUSIONHDTV_5_GOLD:
Michael Krufky3c66e4e2008-04-22 14:45:35 -03001900 case CX88_BOARD_DVICO_FUSIONHDTV_7_GOLD:
Michael Krufky6fcecce2007-08-24 01:32:31 -03001901 request_module("rtc-isl1208");
Michael Krufky8efd2e22008-04-22 14:45:14 -03001902 /* break intentionally omitted */
1903 case CX88_BOARD_DVICO_FUSIONHDTV_5_PCI_NANO:
1904 request_module("ir-kbd-i2c");
Michael Krufky6fcecce2007-08-24 01:32:31 -03001905 }
1906
Linus Torvalds1da177e2005-04-16 15:20:36 -07001907 /* register v4l devices */
1908 dev->video_dev = cx88_vdev_init(core,dev->pci,
1909 &cx8800_video_template,"video");
1910 err = video_register_device(dev->video_dev,VFL_TYPE_GRABBER,
1911 video_nr[core->nr]);
1912 if (err < 0) {
Trent Piepho5772f812007-08-15 14:41:59 -03001913 printk(KERN_ERR "%s/0: can't register video device\n",
Linus Torvalds1da177e2005-04-16 15:20:36 -07001914 core->name);
1915 goto fail_unreg;
1916 }
1917 printk(KERN_INFO "%s/0: registered device video%d [v4l2]\n",
Hans Verkuilc6330fb2008-10-19 18:54:26 -03001918 core->name, dev->video_dev->num);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001919
1920 dev->vbi_dev = cx88_vdev_init(core,dev->pci,&cx8800_vbi_template,"vbi");
1921 err = video_register_device(dev->vbi_dev,VFL_TYPE_VBI,
1922 vbi_nr[core->nr]);
1923 if (err < 0) {
Trent Piepho5772f812007-08-15 14:41:59 -03001924 printk(KERN_ERR "%s/0: can't register vbi device\n",
Linus Torvalds1da177e2005-04-16 15:20:36 -07001925 core->name);
1926 goto fail_unreg;
1927 }
1928 printk(KERN_INFO "%s/0: registered device vbi%d\n",
Hans Verkuilc6330fb2008-10-19 18:54:26 -03001929 core->name, dev->vbi_dev->num);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001930
Trent Piepho6a59d642007-08-15 14:41:57 -03001931 if (core->board.radio.type == CX88_RADIO) {
Linus Torvalds1da177e2005-04-16 15:20:36 -07001932 dev->radio_dev = cx88_vdev_init(core,dev->pci,
1933 &cx8800_radio_template,"radio");
1934 err = video_register_device(dev->radio_dev,VFL_TYPE_RADIO,
1935 radio_nr[core->nr]);
1936 if (err < 0) {
Trent Piepho5772f812007-08-15 14:41:59 -03001937 printk(KERN_ERR "%s/0: can't register radio device\n",
Linus Torvalds1da177e2005-04-16 15:20:36 -07001938 core->name);
1939 goto fail_unreg;
1940 }
1941 printk(KERN_INFO "%s/0: registered device radio%d\n",
Hans Verkuilc6330fb2008-10-19 18:54:26 -03001942 core->name, dev->radio_dev->num);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001943 }
1944
1945 /* everything worked */
1946 list_add_tail(&dev->devlist,&cx8800_devlist);
1947 pci_set_drvdata(pci_dev,dev);
1948
1949 /* initial device configuration */
Ingo Molnar3593cab2006-02-07 06:49:14 -02001950 mutex_lock(&core->lock);
Mauro Carvalho Chehab63ab1bd2007-01-20 13:58:33 -03001951 cx88_set_tvnorm(core,core->tvnorm);
Mauro Carvalho Chehab70f00042006-01-09 15:25:26 -02001952 init_controls(core);
Mauro Carvalho Chehabe90311a2007-01-20 13:58:29 -03001953 cx88_video_mux(core,0);
Ingo Molnar3593cab2006-02-07 06:49:14 -02001954 mutex_unlock(&core->lock);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001955
1956 /* start tvaudio thread */
Trent Piepho6a59d642007-08-15 14:41:57 -03001957 if (core->board.tuner_type != TUNER_ABSENT) {
Linus Torvalds1da177e2005-04-16 15:20:36 -07001958 core->kthread = kthread_run(cx88_audio_thread, core, "cx88 tvaudio");
Cyrill Gorcunov32b78de2007-07-19 11:44:11 -03001959 if (IS_ERR(core->kthread)) {
1960 err = PTR_ERR(core->kthread);
Trent Piepho5772f812007-08-15 14:41:59 -03001961 printk(KERN_ERR "%s/0: failed to create cx88 audio thread, err=%d\n",
1962 core->name, err);
Cyrill Gorcunov32b78de2007-07-19 11:44:11 -03001963 }
1964 }
Linus Torvalds1da177e2005-04-16 15:20:36 -07001965 return 0;
1966
1967fail_unreg:
1968 cx8800_unregister_video(dev);
1969 free_irq(pci_dev->irq, dev);
1970fail_core:
1971 cx88_core_put(core,dev->pci);
1972fail_free:
1973 kfree(dev);
1974 return err;
1975}
1976
1977static void __devexit cx8800_finidev(struct pci_dev *pci_dev)
1978{
Mauro Carvalho Chehab4ac97912005-11-08 21:37:43 -08001979 struct cx8800_dev *dev = pci_get_drvdata(pci_dev);
Mauro Carvalho Chehabe52e98a2005-09-09 13:03:41 -07001980 struct cx88_core *core = dev->core;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001981
1982 /* stop thread */
Mauro Carvalho Chehabe52e98a2005-09-09 13:03:41 -07001983 if (core->kthread) {
1984 kthread_stop(core->kthread);
1985 core->kthread = NULL;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001986 }
1987
Marton Balintb12203d2008-03-26 02:07:35 -03001988 if (core->ir)
1989 cx88_ir_stop(core, core->ir);
1990
Mauro Carvalho Chehabe52e98a2005-09-09 13:03:41 -07001991 cx88_shutdown(core); /* FIXME */
Linus Torvalds1da177e2005-04-16 15:20:36 -07001992 pci_disable_device(pci_dev);
1993
1994 /* unregister stuff */
1995
1996 free_irq(pci_dev->irq, dev);
1997 cx8800_unregister_video(dev);
1998 pci_set_drvdata(pci_dev, NULL);
1999
2000 /* free memory */
2001 btcx_riscmem_free(dev->pci,&dev->vidq.stopper);
2002 list_del(&dev->devlist);
Mauro Carvalho Chehabe52e98a2005-09-09 13:03:41 -07002003 cx88_core_put(core,dev->pci);
Linus Torvalds1da177e2005-04-16 15:20:36 -07002004 kfree(dev);
2005}
2006
Alexey Dobriyan17bc98a2006-08-12 22:01:27 -03002007#ifdef CONFIG_PM
Linus Torvalds1da177e2005-04-16 15:20:36 -07002008static int cx8800_suspend(struct pci_dev *pci_dev, pm_message_t state)
2009{
Mauro Carvalho Chehabb45009b2005-06-23 22:05:03 -07002010 struct cx8800_dev *dev = pci_get_drvdata(pci_dev);
Linus Torvalds1da177e2005-04-16 15:20:36 -07002011 struct cx88_core *core = dev->core;
2012
2013 /* stop video+vbi capture */
2014 spin_lock(&dev->slock);
2015 if (!list_empty(&dev->vidq.active)) {
Trent Piepho5772f812007-08-15 14:41:59 -03002016 printk("%s/0: suspend video\n", core->name);
Linus Torvalds1da177e2005-04-16 15:20:36 -07002017 stop_video_dma(dev);
2018 del_timer(&dev->vidq.timeout);
2019 }
2020 if (!list_empty(&dev->vbiq.active)) {
Trent Piepho5772f812007-08-15 14:41:59 -03002021 printk("%s/0: suspend vbi\n", core->name);
Linus Torvalds1da177e2005-04-16 15:20:36 -07002022 cx8800_stop_vbi_dma(dev);
2023 del_timer(&dev->vbiq.timeout);
2024 }
2025 spin_unlock(&dev->slock);
2026
Mauro Carvalho Chehab13595a52007-10-01 08:51:39 -03002027 if (core->ir)
2028 cx88_ir_stop(core, core->ir);
Linus Torvalds1da177e2005-04-16 15:20:36 -07002029 /* FIXME -- shutdown device */
Mauro Carvalho Chehabe52e98a2005-09-09 13:03:41 -07002030 cx88_shutdown(core);
Linus Torvalds1da177e2005-04-16 15:20:36 -07002031
2032 pci_save_state(pci_dev);
2033 if (0 != pci_set_power_state(pci_dev, pci_choose_state(pci_dev, state))) {
2034 pci_disable_device(pci_dev);
2035 dev->state.disabled = 1;
2036 }
2037 return 0;
2038}
2039
2040static int cx8800_resume(struct pci_dev *pci_dev)
2041{
Mauro Carvalho Chehabb45009b2005-06-23 22:05:03 -07002042 struct cx8800_dev *dev = pci_get_drvdata(pci_dev);
Linus Torvalds1da177e2005-04-16 15:20:36 -07002043 struct cx88_core *core = dev->core;
Mauro Carvalho Chehab08adb9e2005-09-09 13:03:55 -07002044 int err;
Linus Torvalds1da177e2005-04-16 15:20:36 -07002045
2046 if (dev->state.disabled) {
Mauro Carvalho Chehab08adb9e2005-09-09 13:03:55 -07002047 err=pci_enable_device(pci_dev);
2048 if (err) {
Trent Piepho5772f812007-08-15 14:41:59 -03002049 printk(KERN_ERR "%s/0: can't enable device\n",
2050 core->name);
Mauro Carvalho Chehab08adb9e2005-09-09 13:03:55 -07002051 return err;
2052 }
2053
Linus Torvalds1da177e2005-04-16 15:20:36 -07002054 dev->state.disabled = 0;
2055 }
Mauro Carvalho Chehab08adb9e2005-09-09 13:03:55 -07002056 err= pci_set_power_state(pci_dev, PCI_D0);
2057 if (err) {
Trent Piepho5772f812007-08-15 14:41:59 -03002058 printk(KERN_ERR "%s/0: can't set power state\n", core->name);
Mauro Carvalho Chehab08adb9e2005-09-09 13:03:55 -07002059 pci_disable_device(pci_dev);
2060 dev->state.disabled = 1;
2061
2062 return err;
2063 }
Linus Torvalds1da177e2005-04-16 15:20:36 -07002064 pci_restore_state(pci_dev);
2065
Linus Torvalds1da177e2005-04-16 15:20:36 -07002066 /* FIXME: re-initialize hardware */
Mauro Carvalho Chehabe52e98a2005-09-09 13:03:41 -07002067 cx88_reset(core);
Mauro Carvalho Chehab13595a52007-10-01 08:51:39 -03002068 if (core->ir)
2069 cx88_ir_start(core, core->ir);
2070
2071 cx_set(MO_PCI_INTMSK, core->pci_irqmask);
Linus Torvalds1da177e2005-04-16 15:20:36 -07002072
2073 /* restart video+vbi capture */
2074 spin_lock(&dev->slock);
2075 if (!list_empty(&dev->vidq.active)) {
Trent Piepho5772f812007-08-15 14:41:59 -03002076 printk("%s/0: resume video\n", core->name);
Linus Torvalds1da177e2005-04-16 15:20:36 -07002077 restart_video_queue(dev,&dev->vidq);
2078 }
2079 if (!list_empty(&dev->vbiq.active)) {
Trent Piepho5772f812007-08-15 14:41:59 -03002080 printk("%s/0: resume vbi\n", core->name);
Linus Torvalds1da177e2005-04-16 15:20:36 -07002081 cx8800_restart_vbi_queue(dev,&dev->vbiq);
2082 }
2083 spin_unlock(&dev->slock);
2084
2085 return 0;
2086}
Alexey Dobriyan17bc98a2006-08-12 22:01:27 -03002087#endif
Linus Torvalds1da177e2005-04-16 15:20:36 -07002088
2089/* ----------------------------------------------------------- */
2090
Adrian Bunk408b6642005-05-01 08:59:29 -07002091static struct pci_device_id cx8800_pci_tbl[] = {
Linus Torvalds1da177e2005-04-16 15:20:36 -07002092 {
2093 .vendor = 0x14f1,
2094 .device = 0x8800,
Mauro Carvalho Chehabb45009b2005-06-23 22:05:03 -07002095 .subvendor = PCI_ANY_ID,
2096 .subdevice = PCI_ANY_ID,
Linus Torvalds1da177e2005-04-16 15:20:36 -07002097 },{
2098 /* --- end of list --- */
2099 }
2100};
2101MODULE_DEVICE_TABLE(pci, cx8800_pci_tbl);
2102
2103static struct pci_driver cx8800_pci_driver = {
Mauro Carvalho Chehabb45009b2005-06-23 22:05:03 -07002104 .name = "cx8800",
2105 .id_table = cx8800_pci_tbl,
2106 .probe = cx8800_initdev,
2107 .remove = __devexit_p(cx8800_finidev),
Alexey Dobriyan17bc98a2006-08-12 22:01:27 -03002108#ifdef CONFIG_PM
Linus Torvalds1da177e2005-04-16 15:20:36 -07002109 .suspend = cx8800_suspend,
2110 .resume = cx8800_resume,
Alexey Dobriyan17bc98a2006-08-12 22:01:27 -03002111#endif
Linus Torvalds1da177e2005-04-16 15:20:36 -07002112};
2113
2114static int cx8800_init(void)
2115{
Trent Piepho5772f812007-08-15 14:41:59 -03002116 printk(KERN_INFO "cx88/0: cx2388x v4l2 driver version %d.%d.%d loaded\n",
Linus Torvalds1da177e2005-04-16 15:20:36 -07002117 (CX88_VERSION_CODE >> 16) & 0xff,
2118 (CX88_VERSION_CODE >> 8) & 0xff,
2119 CX88_VERSION_CODE & 0xff);
2120#ifdef SNAPSHOT
2121 printk(KERN_INFO "cx2388x: snapshot date %04d-%02d-%02d\n",
2122 SNAPSHOT/10000, (SNAPSHOT/100)%100, SNAPSHOT%100);
2123#endif
2124 return pci_register_driver(&cx8800_pci_driver);
2125}
2126
2127static void cx8800_fini(void)
2128{
2129 pci_unregister_driver(&cx8800_pci_driver);
2130}
2131
2132module_init(cx8800_init);
2133module_exit(cx8800_fini);
2134
2135/* ----------------------------------------------------------- */
2136/*
2137 * Local variables:
2138 * c-basic-offset: 8
2139 * End:
Mauro Carvalho Chehabb45009b2005-06-23 22:05:03 -07002140 * 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
Linus Torvalds1da177e2005-04-16 15:20:36 -07002141 */