2 ivtv driver initialization and card probing
3 Copyright (C) 2003-2004 Kevin Thayer <nufan_wfk at yahoo.com>
4 Copyright (C) 2004 Chris Kennedy <c@groovy.org>
5 Copyright (C) 2005-2007 Hans Verkuil <hverkuil@xs4all.nl>
7 This program is free software; you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation; either version 2 of the License, or
10 (at your option) any later version.
12 This program is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
22 /* Main Driver file for the ivtv project:
23 * Driver for the Conexant CX23415/CX23416 chip.
24 * Author: Kevin Thayer (nufan_wfk at yahoo.com)
26 * http://www.ivtvdriver.org
29 * MPG600/MPG160 support by T.Adachi <tadachi@tadachi-net.com>
30 * and Takeru KOMORIYA<komoriya@paken.org>
32 * AVerMedia M179 GPIO info by Chris Pinkham <cpinkham@bc2va.org>
33 * using information provided by Jiun-Kuei Jung @ AVerMedia.
35 * Kurouto Sikou CX23416GYC-STVLP tested by K.Ohta <alpha292@bremen.or.jp>
36 * using information from T.Adachi,Takeru KOMORIYA and others :-)
38 * Nagase TRANSGEAR 5000TV, Aopen VA2000MAX-STN6 and I/O data GV-MVP/RX
39 * version by T.Adachi. Special thanks Mr.Suzuki
42 #include "ivtv-driver.h"
43 #include "ivtv-version.h"
44 #include "ivtv-fileops.h"
46 #include "ivtv-firmware.h"
47 #include "ivtv-queue.h"
48 #include "ivtv-udma.h"
50 #include "ivtv-mailbox.h"
51 #include "ivtv-streams.h"
52 #include "ivtv-ioctl.h"
53 #include "ivtv-cards.h"
55 #include "ivtv-routing.h"
56 #include "ivtv-gpio.h"
58 #include <media/tveeprom.h>
59 #include <media/saa7115.h>
60 #include <media/v4l2-chip-ident.h>
61 #include "tuner-xc2028.h"
63 /* If you have already X v4l cards, then set this to X. This way
64 the device numbers stay matched. Example: you have a WinTV card
65 without radio and a PVR-350 with. Normally this would give a
66 video1 device together with a radio0 device for the PVR. By
67 setting this to 1 you ensure that radio0 is now also radio1. */
70 /* add your revision and whatnot here */
71 static struct pci_device_id ivtv_pci_tbl[] __devinitdata = {
72 {PCI_VENDOR_ID_ICOMP, PCI_DEVICE_ID_IVTV15,
73 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0},
74 {PCI_VENDOR_ID_ICOMP, PCI_DEVICE_ID_IVTV16,
75 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0},
79 MODULE_DEVICE_TABLE(pci,ivtv_pci_tbl);
81 /* ivtv instance counter */
82 static atomic_t ivtv_instance = ATOMIC_INIT(0);
84 /* Parameter declarations */
85 static int cardtype[IVTV_MAX_CARDS];
86 static int tuner[IVTV_MAX_CARDS] = { -1, -1, -1, -1, -1, -1, -1, -1,
87 -1, -1, -1, -1, -1, -1, -1, -1,
88 -1, -1, -1, -1, -1, -1, -1, -1,
89 -1, -1, -1, -1, -1, -1, -1, -1 };
90 static int radio[IVTV_MAX_CARDS] = { -1, -1, -1, -1, -1, -1, -1, -1,
91 -1, -1, -1, -1, -1, -1, -1, -1,
92 -1, -1, -1, -1, -1, -1, -1, -1,
93 -1, -1, -1, -1, -1, -1, -1, -1 };
94 static int i2c_clock_period[IVTV_MAX_CARDS] = { -1, -1, -1, -1, -1, -1, -1, -1,
95 -1, -1, -1, -1, -1, -1, -1, -1,
96 -1, -1, -1, -1, -1, -1, -1, -1,
97 -1, -1, -1, -1, -1, -1, -1, -1 };
99 static unsigned int cardtype_c = 1;
100 static unsigned int tuner_c = 1;
101 static unsigned int radio_c = 1;
102 static unsigned int i2c_clock_period_c = 1;
103 static char pal[] = "---";
104 static char secam[] = "--";
105 static char ntsc[] = "-";
109 /* DMA Buffers, Default size in MB allocated */
110 #define IVTV_DEFAULT_ENC_MPG_BUFFERS 4
111 #define IVTV_DEFAULT_ENC_YUV_BUFFERS 2
112 #define IVTV_DEFAULT_ENC_VBI_BUFFERS 1
113 /* Exception: size in kB for this stream (MB is overkill) */
114 #define IVTV_DEFAULT_ENC_PCM_BUFFERS 320
115 #define IVTV_DEFAULT_DEC_MPG_BUFFERS 1
116 #define IVTV_DEFAULT_DEC_YUV_BUFFERS 1
117 /* Exception: size in kB for this stream (MB is way overkill) */
118 #define IVTV_DEFAULT_DEC_VBI_BUFFERS 64
120 static int enc_mpg_buffers = IVTV_DEFAULT_ENC_MPG_BUFFERS;
121 static int enc_yuv_buffers = IVTV_DEFAULT_ENC_YUV_BUFFERS;
122 static int enc_vbi_buffers = IVTV_DEFAULT_ENC_VBI_BUFFERS;
123 static int enc_pcm_buffers = IVTV_DEFAULT_ENC_PCM_BUFFERS;
124 static int dec_mpg_buffers = IVTV_DEFAULT_DEC_MPG_BUFFERS;
125 static int dec_yuv_buffers = IVTV_DEFAULT_DEC_YUV_BUFFERS;
126 static int dec_vbi_buffers = IVTV_DEFAULT_DEC_VBI_BUFFERS;
128 static int ivtv_yuv_mode;
129 static int ivtv_yuv_threshold = -1;
130 static int ivtv_pci_latency = 1;
133 #ifdef CONFIG_VIDEO_ADV_DEBUG
137 static int tunertype = -1;
138 static int newi2c = -1;
140 module_param_array(tuner, int, &tuner_c, 0644);
141 module_param_array(radio, bool, &radio_c, 0644);
142 module_param_array(cardtype, int, &cardtype_c, 0644);
143 module_param_string(pal, pal, sizeof(pal), 0644);
144 module_param_string(secam, secam, sizeof(secam), 0644);
145 module_param_string(ntsc, ntsc, sizeof(ntsc), 0644);
146 module_param_named(debug,ivtv_debug, int, 0644);
147 #ifdef CONFIG_VIDEO_ADV_DEBUG
148 module_param_named(fw_debug, ivtv_fw_debug, int, 0644);
150 module_param(ivtv_pci_latency, int, 0644);
151 module_param(ivtv_yuv_mode, int, 0644);
152 module_param(ivtv_yuv_threshold, int, 0644);
153 module_param(ivtv_first_minor, int, 0644);
155 module_param(enc_mpg_buffers, int, 0644);
156 module_param(enc_yuv_buffers, int, 0644);
157 module_param(enc_vbi_buffers, int, 0644);
158 module_param(enc_pcm_buffers, int, 0644);
159 module_param(dec_mpg_buffers, int, 0644);
160 module_param(dec_yuv_buffers, int, 0644);
161 module_param(dec_vbi_buffers, int, 0644);
163 module_param(tunertype, int, 0644);
164 module_param(newi2c, int, 0644);
165 module_param_array(i2c_clock_period, int, &i2c_clock_period_c, 0644);
167 MODULE_PARM_DESC(tuner, "Tuner type selection,\n"
168 "\t\t\tsee tuner.h for values");
169 MODULE_PARM_DESC(radio,
170 "Enable or disable the radio. Use only if autodetection\n"
171 "\t\t\tfails. 0 = disable, 1 = enable");
172 MODULE_PARM_DESC(cardtype,
173 "Only use this option if your card is not detected properly.\n"
174 "\t\tSpecify card type:\n"
175 "\t\t\t 1 = WinTV PVR 250\n"
176 "\t\t\t 2 = WinTV PVR 350\n"
177 "\t\t\t 3 = WinTV PVR-150 or PVR-500\n"
178 "\t\t\t 4 = AVerMedia M179\n"
179 "\t\t\t 5 = YUAN MPG600/Kuroutoshikou iTVC16-STVLP\n"
180 "\t\t\t 6 = YUAN MPG160/Kuroutoshikou iTVC15-STVLP\n"
181 "\t\t\t 7 = YUAN PG600/DIAMONDMM PVR-550 (CX Falcon 2)\n"
182 "\t\t\t 8 = Adaptec AVC-2410\n"
183 "\t\t\t 9 = Adaptec AVC-2010\n"
184 "\t\t\t10 = NAGASE TRANSGEAR 5000TV\n"
185 "\t\t\t11 = AOpen VA2000MAX-STN6\n"
186 "\t\t\t12 = YUAN MPG600GR/Kuroutoshikou CX23416GYC-STVLP\n"
187 "\t\t\t13 = I/O Data GV-MVP/RX\n"
188 "\t\t\t14 = I/O Data GV-MVP/RX2E\n"
189 "\t\t\t15 = GOTVIEW PCI DVD\n"
190 "\t\t\t16 = GOTVIEW PCI DVD2 Deluxe\n"
191 "\t\t\t17 = Yuan MPC622\n"
192 "\t\t\t18 = Digital Cowboy DCT-MTVP1\n"
193 "\t\t\t19 = Yuan PG600V2/GotView PCI DVD Lite\n"
194 "\t\t\t20 = Club3D ZAP-TV1x01\n"
195 "\t\t\t21 = AverTV MCE 116 Plus\n"
196 "\t\t\t22 = ASUS Falcon2\n"
197 "\t\t\t23 = AverMedia PVR-150 Plus\n"
198 "\t\t\t24 = AverMedia EZMaker PCI Deluxe\n"
199 "\t\t\t25 = AverMedia M104 (not yet working)\n"
200 "\t\t\t26 = Buffalo PC-MV5L/PCI\n"
201 "\t\t\t27 = AVerMedia UltraTV 1500 MCE\n"
202 "\t\t\t28 = Sony VAIO Giga Pocket (ENX Kikyou)\n"
203 "\t\t\t 0 = Autodetect (default)\n"
204 "\t\t\t-1 = Ignore this card\n\t\t");
205 MODULE_PARM_DESC(pal, "Set PAL standard: BGH, DK, I, M, N, Nc, 60");
206 MODULE_PARM_DESC(secam, "Set SECAM standard: BGH, DK, L, LC");
207 MODULE_PARM_DESC(ntsc, "Set NTSC standard: M, J (Japan), K (South Korea)");
208 MODULE_PARM_DESC(tunertype,
209 "Specify tuner type:\n"
210 "\t\t\t 0 = tuner for PAL-B/G/H/D/K/I, SECAM-B/G/H/D/K/L/Lc\n"
211 "\t\t\t 1 = tuner for NTSC-M/J/K, PAL-M/N/Nc\n"
212 "\t\t\t-1 = Autodetect (default)\n");
213 MODULE_PARM_DESC(debug,
214 "Debug level (bitmask). Default: 0\n"
215 "\t\t\t 1/0x0001: warning\n"
216 "\t\t\t 2/0x0002: info\n"
217 "\t\t\t 4/0x0004: mailbox\n"
218 "\t\t\t 8/0x0008: ioctl\n"
219 "\t\t\t 16/0x0010: file\n"
220 "\t\t\t 32/0x0020: dma\n"
221 "\t\t\t 64/0x0040: irq\n"
222 "\t\t\t 128/0x0080: decoder\n"
223 "\t\t\t 256/0x0100: yuv\n"
224 "\t\t\t 512/0x0200: i2c\n"
225 "\t\t\t1024/0x0400: high volume\n");
226 #ifdef CONFIG_VIDEO_ADV_DEBUG
227 MODULE_PARM_DESC(fw_debug,
228 "Enable code for debugging firmware problems. Default: 0\n");
230 MODULE_PARM_DESC(ivtv_pci_latency,
231 "Change the PCI latency to 64 if lower: 0 = No, 1 = Yes,\n"
232 "\t\t\tDefault: Yes");
233 MODULE_PARM_DESC(ivtv_yuv_mode,
234 "Specify the yuv playback mode:\n"
235 "\t\t\t0 = interlaced\n\t\t\t1 = progressive\n\t\t\t2 = auto\n"
236 "\t\t\tDefault: 0 (interlaced)");
237 MODULE_PARM_DESC(ivtv_yuv_threshold,
238 "If ivtv_yuv_mode is 2 (auto) then playback content as\n\t\tprogressive if src height <= ivtv_yuvthreshold\n"
239 "\t\t\tDefault: 480");
240 MODULE_PARM_DESC(enc_mpg_buffers,
241 "Encoder MPG Buffers (in MB)\n"
242 "\t\t\tDefault: " __stringify(IVTV_DEFAULT_ENC_MPG_BUFFERS));
243 MODULE_PARM_DESC(enc_yuv_buffers,
244 "Encoder YUV Buffers (in MB)\n"
245 "\t\t\tDefault: " __stringify(IVTV_DEFAULT_ENC_YUV_BUFFERS));
246 MODULE_PARM_DESC(enc_vbi_buffers,
247 "Encoder VBI Buffers (in MB)\n"
248 "\t\t\tDefault: " __stringify(IVTV_DEFAULT_ENC_VBI_BUFFERS));
249 MODULE_PARM_DESC(enc_pcm_buffers,
250 "Encoder PCM buffers (in kB)\n"
251 "\t\t\tDefault: " __stringify(IVTV_DEFAULT_ENC_PCM_BUFFERS));
252 MODULE_PARM_DESC(dec_mpg_buffers,
253 "Decoder MPG buffers (in MB)\n"
254 "\t\t\tDefault: " __stringify(IVTV_DEFAULT_DEC_MPG_BUFFERS));
255 MODULE_PARM_DESC(dec_yuv_buffers,
256 "Decoder YUV buffers (in MB)\n"
257 "\t\t\tDefault: " __stringify(IVTV_DEFAULT_DEC_YUV_BUFFERS));
258 MODULE_PARM_DESC(dec_vbi_buffers,
259 "Decoder VBI buffers (in kB)\n"
260 "\t\t\tDefault: " __stringify(IVTV_DEFAULT_DEC_VBI_BUFFERS));
261 MODULE_PARM_DESC(newi2c,
262 "Use new I2C implementation\n"
263 "\t\t\t-1 is autodetect, 0 is off, 1 is on\n"
264 "\t\t\tDefault is autodetect");
265 MODULE_PARM_DESC(i2c_clock_period,
266 "Period of SCL for the I2C bus controlled by the CX23415/6\n"
267 "\t\t\tMin: 10 usec (100 kHz), Max: 4500 usec (222 Hz)\n"
268 "\t\t\tDefault: " __stringify(IVTV_DEFAULT_I2C_CLOCK_PERIOD));
270 MODULE_PARM_DESC(ivtv_first_minor, "Set device node number assigned to first card");
272 MODULE_AUTHOR("Kevin Thayer, Chris Kennedy, Hans Verkuil");
273 MODULE_DESCRIPTION("CX23415/CX23416 driver");
274 MODULE_SUPPORTED_DEVICE
275 ("CX23415/CX23416 MPEG2 encoder (WinTV PVR-150/250/350/500,\n"
276 "\t\t\tYuan MPG series and similar)");
277 MODULE_LICENSE("GPL");
279 MODULE_VERSION(IVTV_VERSION);
281 void ivtv_clear_irq_mask(struct ivtv *itv, u32 mask)
283 itv->irqmask &= ~mask;
284 write_reg_sync(itv->irqmask, IVTV_REG_IRQMASK);
287 void ivtv_set_irq_mask(struct ivtv *itv, u32 mask)
289 itv->irqmask |= mask;
290 write_reg_sync(itv->irqmask, IVTV_REG_IRQMASK);
293 int ivtv_set_output_mode(struct ivtv *itv, int mode)
297 spin_lock(&itv->lock);
298 old_mode = itv->output_mode;
300 itv->output_mode = old_mode = mode;
301 spin_unlock(&itv->lock);
305 struct ivtv_stream *ivtv_get_output_stream(struct ivtv *itv)
307 switch (itv->output_mode) {
309 return &itv->streams[IVTV_DEC_STREAM_TYPE_MPG];
311 return &itv->streams[IVTV_DEC_STREAM_TYPE_YUV];
317 int ivtv_waitq(wait_queue_head_t *waitq)
321 prepare_to_wait(waitq, &wait, TASK_INTERRUPTIBLE);
323 finish_wait(waitq, &wait);
324 return signal_pending(current) ? -EINTR : 0;
327 /* Generic utility functions */
328 int ivtv_msleep_timeout(unsigned int msecs, int intr)
330 int timeout = msecs_to_jiffies(msecs);
333 set_current_state(intr ? TASK_INTERRUPTIBLE : TASK_UNINTERRUPTIBLE);
334 timeout = schedule_timeout(timeout);
336 int ret = signal_pending(current);
345 /* Release ioremapped memory */
346 static void ivtv_iounmap(struct ivtv *itv)
351 /* Release registers memory */
352 if (itv->reg_mem != NULL) {
353 IVTV_DEBUG_INFO("releasing reg_mem\n");
354 iounmap(itv->reg_mem);
357 /* Release io memory */
358 if (itv->has_cx23415 && itv->dec_mem != NULL) {
359 IVTV_DEBUG_INFO("releasing dec_mem\n");
360 iounmap(itv->dec_mem);
364 /* Release io memory */
365 if (itv->enc_mem != NULL) {
366 IVTV_DEBUG_INFO("releasing enc_mem\n");
367 iounmap(itv->enc_mem);
372 /* Hauppauge card? get values from tveeprom */
373 void ivtv_read_eeprom(struct ivtv *itv, struct tveeprom *tv)
377 itv->i2c_client.addr = 0xA0 >> 1;
378 tveeprom_read(&itv->i2c_client, eedata, sizeof(eedata));
379 tveeprom_hauppauge_analog(&itv->i2c_client, tv, eedata);
382 static void ivtv_process_eeprom(struct ivtv *itv)
385 int pci_slot = PCI_SLOT(itv->pdev->devfn);
387 ivtv_read_eeprom(itv, &tv);
389 /* Many thanks to Steven Toth from Hauppauge for providing the
392 /* In a few cases the PCI subsystem IDs do not correctly
393 identify the card. A better method is to check the
394 model number from the eeprom instead. */
395 case 30012 ... 30039: /* Low profile PVR250 */
396 case 32000 ... 32999:
397 case 48000 ... 48099: /* 48??? range are PVR250s with a cx23415 */
398 case 48400 ... 48599:
399 itv->card = ivtv_get_card(IVTV_CARD_PVR_250);
401 case 48100 ... 48399:
402 case 48600 ... 48999:
403 itv->card = ivtv_get_card(IVTV_CARD_PVR_350);
405 case 23000 ... 23999: /* PVR500 */
406 case 25000 ... 25999: /* Low profile PVR150 */
407 case 26000 ... 26999: /* Regular PVR150 */
408 itv->card = ivtv_get_card(IVTV_CARD_PVR_150);
411 IVTV_ERR("Invalid EEPROM\n");
414 IVTV_ERR("Unknown model %d, defaulting to PVR-150\n", tv.model);
415 itv->card = ivtv_get_card(IVTV_CARD_PVR_150);
420 /* Old style PVR350 (with an saa7114) uses this input for
423 itv->card = ivtv_get_card(IVTV_CARD_PVR_350_V1);
429 itv->v4l2_cap = itv->card->v4l2_capabilities;
430 itv->card_name = itv->card->name;
431 itv->card_i2c = itv->card->i2c;
433 /* If this is a PVR500 then it should be possible to detect whether it is the
434 first or second unit by looking at the subsystem device ID: is bit 4 is
435 set, then it is the second unit (according to info from Hauppauge).
437 However, while this works for most cards, I have seen a few PVR500 cards
438 where both units have the same subsystem ID.
440 So instead I look at the reported 'PCI slot' (which is the slot on the PVR500
441 PCI bridge) and if it is 8, then it is assumed to be the first unit, otherwise
442 it is the second unit. It is possible that it is a different slot when ivtv is
443 used in Xen, in that case I ignore this card here. The worst that can happen
444 is that the card presents itself with a non-working radio device.
446 This detection is needed since the eeprom reports incorrectly that a radio is
447 present on the second unit. */
448 if (tv.model / 1000 == 23) {
449 static const struct ivtv_card_tuner_i2c ivtv_i2c_radio = {
450 .radio = { 0x60, I2C_CLIENT_END },
451 .demod = { 0x43, I2C_CLIENT_END },
452 .tv = { 0x61, I2C_CLIENT_END },
455 itv->card_name = "WinTV PVR 500";
456 itv->card_i2c = &ivtv_i2c_radio;
457 if (pci_slot == 8 || pci_slot == 9) {
458 int is_first = (pci_slot & 1) == 0;
460 itv->card_name = is_first ? "WinTV PVR 500 (unit #1)" :
461 "WinTV PVR 500 (unit #2)";
463 IVTV_INFO("Correcting tveeprom data: no radio present on second unit\n");
468 IVTV_INFO("Autodetected %s\n", itv->card_name);
470 switch (tv.tuner_hauppauge_model) {
474 itv->pvr150_workaround = 1;
479 if (tv.tuner_type == TUNER_ABSENT)
480 IVTV_ERR("tveeprom cannot autodetect tuner!\n");
482 if (itv->options.tuner == -1)
483 itv->options.tuner = tv.tuner_type;
484 if (itv->options.radio == -1)
485 itv->options.radio = (tv.has_radio != 0);
486 /* only enable newi2c if an IR blaster is present */
487 if (itv->options.newi2c == -1 && tv.has_ir) {
488 itv->options.newi2c = (tv.has_ir & 4) ? 1 : 0;
489 if (itv->options.newi2c) {
490 IVTV_INFO("Reopen i2c bus for IR-blaster support\n");
497 /* user specified tuner standard */
500 /* autodetect tuner standard */
501 if (tv.tuner_formats & V4L2_STD_PAL) {
502 IVTV_DEBUG_INFO("PAL tuner detected\n");
503 itv->std |= V4L2_STD_PAL_BG | V4L2_STD_PAL_H;
504 } else if (tv.tuner_formats & V4L2_STD_NTSC) {
505 IVTV_DEBUG_INFO("NTSC tuner detected\n");
506 itv->std |= V4L2_STD_NTSC_M;
507 } else if (tv.tuner_formats & V4L2_STD_SECAM) {
508 IVTV_DEBUG_INFO("SECAM tuner detected\n");
509 itv->std |= V4L2_STD_SECAM_L;
511 IVTV_INFO("No tuner detected, default to NTSC-M\n");
512 itv->std |= V4L2_STD_NTSC_M;
516 static v4l2_std_id ivtv_parse_std(struct ivtv *itv)
521 return V4L2_STD_PAL_60;
529 return V4L2_STD_PAL_BG | V4L2_STD_PAL_H;
533 if (pal[1] == 'c' || pal[1] == 'C')
534 return V4L2_STD_PAL_Nc;
535 return V4L2_STD_PAL_N;
539 return V4L2_STD_PAL_I;
545 return V4L2_STD_PAL_DK;
549 return V4L2_STD_PAL_M;
553 IVTV_WARN("pal= argument not recognised\n");
565 return V4L2_STD_SECAM_B | V4L2_STD_SECAM_G | V4L2_STD_SECAM_H;
571 return V4L2_STD_SECAM_DK;
575 if (secam[1] == 'C' || secam[1] == 'c')
576 return V4L2_STD_SECAM_LC;
577 return V4L2_STD_SECAM_L;
581 IVTV_WARN("secam= argument not recognised\n");
589 return V4L2_STD_NTSC_M;
593 return V4L2_STD_NTSC_M_JP;
597 return V4L2_STD_NTSC_M_KR;
601 IVTV_WARN("ntsc= argument not recognised\n");
609 static void ivtv_process_options(struct ivtv *itv)
611 const char *chipname;
614 itv->options.kilobytes[IVTV_ENC_STREAM_TYPE_MPG] = enc_mpg_buffers * 1024;
615 itv->options.kilobytes[IVTV_ENC_STREAM_TYPE_YUV] = enc_yuv_buffers * 1024;
616 itv->options.kilobytes[IVTV_ENC_STREAM_TYPE_VBI] = enc_vbi_buffers * 1024;
617 itv->options.kilobytes[IVTV_ENC_STREAM_TYPE_PCM] = enc_pcm_buffers;
618 itv->options.kilobytes[IVTV_DEC_STREAM_TYPE_MPG] = dec_mpg_buffers * 1024;
619 itv->options.kilobytes[IVTV_DEC_STREAM_TYPE_YUV] = dec_yuv_buffers * 1024;
620 itv->options.kilobytes[IVTV_DEC_STREAM_TYPE_VBI] = dec_vbi_buffers;
621 itv->options.cardtype = cardtype[itv->instance];
622 itv->options.tuner = tuner[itv->instance];
623 itv->options.radio = radio[itv->instance];
625 itv->options.i2c_clock_period = i2c_clock_period[itv->instance];
626 if (itv->options.i2c_clock_period == -1)
627 itv->options.i2c_clock_period = IVTV_DEFAULT_I2C_CLOCK_PERIOD;
628 else if (itv->options.i2c_clock_period < 10)
629 itv->options.i2c_clock_period = 10;
630 else if (itv->options.i2c_clock_period > 4500)
631 itv->options.i2c_clock_period = 4500;
633 itv->options.newi2c = newi2c;
634 if (tunertype < -1 || tunertype > 1) {
635 IVTV_WARN("Invalid tunertype argument, will autodetect instead\n");
638 itv->std = ivtv_parse_std(itv);
639 if (itv->std == 0 && tunertype >= 0)
640 itv->std = tunertype ? V4L2_STD_MN : (V4L2_STD_ALL & ~V4L2_STD_MN);
641 itv->has_cx23415 = (itv->pdev->device == PCI_DEVICE_ID_IVTV15);
642 chipname = itv->has_cx23415 ? "cx23415" : "cx23416";
643 if (itv->options.cardtype == -1) {
644 IVTV_INFO("Ignore card (detected %s based chip)\n", chipname);
647 if ((itv->card = ivtv_get_card(itv->options.cardtype - 1))) {
648 IVTV_INFO("User specified %s card (detected %s based chip)\n",
649 itv->card->name, chipname);
650 } else if (itv->options.cardtype != 0) {
651 IVTV_ERR("Unknown user specified type, trying to autodetect card\n");
653 if (itv->card == NULL) {
654 if (itv->pdev->subsystem_vendor == IVTV_PCI_ID_HAUPPAUGE ||
655 itv->pdev->subsystem_vendor == IVTV_PCI_ID_HAUPPAUGE_ALT1 ||
656 itv->pdev->subsystem_vendor == IVTV_PCI_ID_HAUPPAUGE_ALT2) {
657 itv->card = ivtv_get_card(itv->has_cx23415 ? IVTV_CARD_PVR_350 : IVTV_CARD_PVR_150);
658 IVTV_INFO("Autodetected Hauppauge card (%s based)\n",
662 if (itv->card == NULL) {
663 for (i = 0; (itv->card = ivtv_get_card(i)); i++) {
664 if (itv->card->pci_list == NULL)
666 for (j = 0; itv->card->pci_list[j].device; j++) {
667 if (itv->pdev->device !=
668 itv->card->pci_list[j].device)
670 if (itv->pdev->subsystem_vendor !=
671 itv->card->pci_list[j].subsystem_vendor)
673 if (itv->pdev->subsystem_device !=
674 itv->card->pci_list[j].subsystem_device)
676 IVTV_INFO("Autodetected %s card (%s based)\n",
677 itv->card->name, chipname);
684 if (itv->card == NULL) {
685 itv->card = ivtv_get_card(IVTV_CARD_PVR_150);
686 IVTV_ERR("Unknown card: vendor/device: [%04x:%04x]\n",
687 itv->pdev->vendor, itv->pdev->device);
688 IVTV_ERR(" subsystem vendor/device: [%04x:%04x]\n",
689 itv->pdev->subsystem_vendor, itv->pdev->subsystem_device);
690 IVTV_ERR(" %s based\n", chipname);
691 IVTV_ERR("Defaulting to %s card\n", itv->card->name);
692 IVTV_ERR("Please mail the vendor/device and subsystem vendor/device IDs and what kind of\n");
693 IVTV_ERR("card you have to the ivtv-devel mailinglist (www.ivtvdriver.org)\n");
694 IVTV_ERR("Prefix your subject line with [UNKNOWN IVTV CARD].\n");
696 itv->v4l2_cap = itv->card->v4l2_capabilities;
697 itv->card_name = itv->card->name;
698 itv->card_i2c = itv->card->i2c;
701 /* Precondition: the ivtv structure has been memset to 0. Only
702 the dev and num fields have been filled in.
703 No assumptions on the card type may be made here (see ivtv_init_struct2
706 static int __devinit ivtv_init_struct1(struct ivtv *itv)
708 struct sched_param param = { .sched_priority = 99 };
710 itv->base_addr = pci_resource_start(itv->pdev, 0);
711 itv->enc_mbox.max_mbox = 2; /* the encoder has 3 mailboxes (0-2) */
712 itv->dec_mbox.max_mbox = 1; /* the decoder has 2 mailboxes (0-1) */
714 mutex_init(&itv->serialize_lock);
715 mutex_init(&itv->i2c_bus_lock);
716 mutex_init(&itv->udma.lock);
718 spin_lock_init(&itv->lock);
719 spin_lock_init(&itv->dma_reg_lock);
721 init_kthread_worker(&itv->irq_worker);
722 itv->irq_worker_task = kthread_run(kthread_worker_fn, &itv->irq_worker,
724 if (IS_ERR(itv->irq_worker_task)) {
725 IVTV_ERR("Could not create ivtv task\n");
728 /* must use the FIFO scheduler as it is realtime sensitive */
729 sched_setscheduler(itv->irq_worker_task, SCHED_FIFO, ¶m);
731 init_kthread_work(&itv->irq_work, ivtv_irq_work_handler);
733 /* start counting open_id at 1 */
736 /* Initial settings */
737 cx2341x_fill_defaults(&itv->params);
738 itv->params.port = CX2341X_PORT_MEMORY;
739 itv->params.capabilities = CX2341X_CAP_HAS_SLICED_VBI;
740 init_waitqueue_head(&itv->eos_waitq);
741 init_waitqueue_head(&itv->event_waitq);
742 init_waitqueue_head(&itv->vsync_waitq);
743 init_waitqueue_head(&itv->dma_waitq);
744 init_timer(&itv->dma_timer);
745 itv->dma_timer.function = ivtv_unfinished_dma;
746 itv->dma_timer.data = (unsigned long)itv;
748 itv->cur_dma_stream = -1;
749 itv->cur_pio_stream = -1;
750 itv->audio_stereo_mode = AUDIO_STEREO;
751 itv->audio_bilingual_mode = AUDIO_MONO_LEFT;
757 itv->vbi.in.type = V4L2_BUF_TYPE_VBI_CAPTURE;
758 itv->vbi.sliced_in = &itv->vbi.in.fmt.sliced;
760 /* Init the sg table for osd/yuv output */
761 sg_init_table(itv->udma.SGlist, IVTV_DMA_SG_OSD_ENT);
764 itv->osd_global_alpha_state = 1;
765 itv->osd_global_alpha = 255;
768 atomic_set(&itv->yuv_info.next_dma_frame, -1);
769 itv->yuv_info.lace_mode = ivtv_yuv_mode;
770 itv->yuv_info.lace_threshold = ivtv_yuv_threshold;
771 itv->yuv_info.max_frames_buffered = 3;
772 itv->yuv_info.track_osd = 1;
776 /* Second initialization part. Here the card type has been
778 static void __devinit ivtv_init_struct2(struct ivtv *itv)
782 for (i = 0; i < IVTV_CARD_MAX_VIDEO_INPUTS; i++)
783 if (itv->card->video_inputs[i].video_type == 0)
786 for (i = 0; i < IVTV_CARD_MAX_AUDIO_INPUTS; i++)
787 if (itv->card->audio_inputs[i].audio_type == 0)
789 itv->nof_audio_inputs = i;
791 if (itv->card->hw_all & IVTV_HW_CX25840) {
792 itv->vbi.sliced_size = 288; /* multiple of 16, real size = 284 */
794 itv->vbi.sliced_size = 64; /* multiple of 16, real size = 52 */
797 /* Find tuner input */
798 for (i = 0; i < itv->nof_inputs; i++) {
799 if (itv->card->video_inputs[i].video_type ==
800 IVTV_CARD_INPUT_VID_TUNER)
803 if (i == itv->nof_inputs)
805 itv->active_input = i;
806 itv->audio_input = itv->card->video_inputs[i].audio_index;
809 static int ivtv_setup_pci(struct ivtv *itv, struct pci_dev *pdev,
810 const struct pci_device_id *pci_id)
814 unsigned char pci_latency;
816 IVTV_DEBUG_INFO("Enabling pci device\n");
818 if (pci_enable_device(pdev)) {
819 IVTV_ERR("Can't enable device!\n");
822 if (pci_set_dma_mask(pdev, 0xffffffff)) {
823 IVTV_ERR("No suitable DMA available.\n");
826 if (!request_mem_region(itv->base_addr, IVTV_ENCODER_SIZE, "ivtv encoder")) {
827 IVTV_ERR("Cannot request encoder memory region.\n");
831 if (!request_mem_region(itv->base_addr + IVTV_REG_OFFSET,
832 IVTV_REG_SIZE, "ivtv registers")) {
833 IVTV_ERR("Cannot request register memory region.\n");
834 release_mem_region(itv->base_addr, IVTV_ENCODER_SIZE);
838 if (itv->has_cx23415 &&
839 !request_mem_region(itv->base_addr + IVTV_DECODER_OFFSET,
840 IVTV_DECODER_SIZE, "ivtv decoder")) {
841 IVTV_ERR("Cannot request decoder memory region.\n");
842 release_mem_region(itv->base_addr, IVTV_ENCODER_SIZE);
843 release_mem_region(itv->base_addr + IVTV_REG_OFFSET, IVTV_REG_SIZE);
847 /* Check for bus mastering */
848 pci_read_config_word(pdev, PCI_COMMAND, &cmd);
849 if (!(cmd & PCI_COMMAND_MASTER)) {
850 IVTV_DEBUG_INFO("Attempting to enable Bus Mastering\n");
851 pci_set_master(pdev);
852 pci_read_config_word(pdev, PCI_COMMAND, &cmd);
853 if (!(cmd & PCI_COMMAND_MASTER)) {
854 IVTV_ERR("Bus Mastering is not enabled\n");
858 IVTV_DEBUG_INFO("Bus Mastering Enabled.\n");
860 pci_read_config_byte(pdev, PCI_CLASS_REVISION, &card_rev);
861 pci_read_config_byte(pdev, PCI_LATENCY_TIMER, &pci_latency);
863 if (pci_latency < 64 && ivtv_pci_latency) {
864 IVTV_INFO("Unreasonably low latency timer, "
865 "setting to 64 (was %d)\n", pci_latency);
866 pci_write_config_byte(pdev, PCI_LATENCY_TIMER, 64);
867 pci_read_config_byte(pdev, PCI_LATENCY_TIMER, &pci_latency);
869 /* This config space value relates to DMA latencies. The
870 default value 0x8080 is too low however and will lead
871 to DMA errors. 0xffff is the max value which solves
873 pci_write_config_dword(pdev, 0x40, 0xffff);
875 IVTV_DEBUG_INFO("%d (rev %d) at %02x:%02x.%x, "
876 "irq: %d, latency: %d, memory: 0x%lx\n",
877 pdev->device, card_rev, pdev->bus->number,
878 PCI_SLOT(pdev->devfn), PCI_FUNC(pdev->devfn),
879 pdev->irq, pci_latency, (unsigned long)itv->base_addr);
884 static void ivtv_load_and_init_modules(struct ivtv *itv)
886 u32 hw = itv->card->hw_all;
889 /* check which i2c devices are actually found */
890 for (i = 0; i < 32; i++) {
895 if (device == IVTV_HW_GPIO || device == IVTV_HW_TVEEPROM) {
896 /* GPIO and TVEEPROM do not use i2c probing */
897 itv->hw_flags |= device;
900 if (ivtv_i2c_register(itv, i) == 0)
901 itv->hw_flags |= device;
904 /* probe for legacy IR controllers that aren't in card definitions */
905 if ((itv->hw_flags & IVTV_HW_IR_ANY) == 0)
906 ivtv_i2c_new_ir_legacy(itv);
908 if (itv->card->hw_all & IVTV_HW_CX25840)
909 itv->sd_video = ivtv_find_hw(itv, IVTV_HW_CX25840);
910 else if (itv->card->hw_all & IVTV_HW_SAA717X)
911 itv->sd_video = ivtv_find_hw(itv, IVTV_HW_SAA717X);
912 else if (itv->card->hw_all & IVTV_HW_SAA7114)
913 itv->sd_video = ivtv_find_hw(itv, IVTV_HW_SAA7114);
915 itv->sd_video = ivtv_find_hw(itv, IVTV_HW_SAA7115);
916 itv->sd_audio = ivtv_find_hw(itv, itv->card->hw_audio_ctrl);
917 itv->sd_muxer = ivtv_find_hw(itv, itv->card->hw_muxer);
921 if (itv->card->type == IVTV_CARD_CX23416GYC) {
922 /* Several variations of this card exist, detect which card
923 type should be used. */
924 if ((hw & (IVTV_HW_UPD64031A | IVTV_HW_UPD6408X)) == 0)
925 itv->card = ivtv_get_card(IVTV_CARD_CX23416GYC_NOGRYCS);
926 else if ((hw & IVTV_HW_UPD64031A) == 0)
927 itv->card = ivtv_get_card(IVTV_CARD_CX23416GYC_NOGR);
929 else if (itv->card->type == IVTV_CARD_GV_MVPRX ||
930 itv->card->type == IVTV_CARD_GV_MVPRX2E) {
931 /* The crystal frequency of GVMVPRX is 24.576MHz */
932 v4l2_subdev_call(itv->sd_video, video, s_crystal_freq,
933 SAA7115_FREQ_24_576_MHZ, SAA7115_FREQ_FL_UCGC);
936 if (hw & IVTV_HW_CX25840) {
937 itv->vbi.raw_decoder_line_size = 1444;
938 itv->vbi.raw_decoder_sav_odd_field = 0x20;
939 itv->vbi.raw_decoder_sav_even_field = 0x60;
940 itv->vbi.sliced_decoder_line_size = 272;
941 itv->vbi.sliced_decoder_sav_odd_field = 0xB0;
942 itv->vbi.sliced_decoder_sav_even_field = 0xF0;
945 if (hw & IVTV_HW_SAA711X) {
946 struct v4l2_dbg_chip_ident v;
948 /* determine the exact saa711x model */
949 itv->hw_flags &= ~IVTV_HW_SAA711X;
951 v.match.type = V4L2_CHIP_MATCH_I2C_DRIVER;
952 strlcpy(v.match.name, "saa7115", sizeof(v.match.name));
953 ivtv_call_hw(itv, IVTV_HW_SAA711X, core, g_chip_ident, &v);
954 if (v.ident == V4L2_IDENT_SAA7114) {
955 itv->hw_flags |= IVTV_HW_SAA7114;
956 /* VBI is not yet supported by the saa7114 driver. */
957 itv->v4l2_cap &= ~(V4L2_CAP_SLICED_VBI_CAPTURE|V4L2_CAP_VBI_CAPTURE);
959 itv->hw_flags |= IVTV_HW_SAA7115;
961 itv->vbi.raw_decoder_line_size = 1443;
962 itv->vbi.raw_decoder_sav_odd_field = 0x25;
963 itv->vbi.raw_decoder_sav_even_field = 0x62;
964 itv->vbi.sliced_decoder_line_size = 51;
965 itv->vbi.sliced_decoder_sav_odd_field = 0xAB;
966 itv->vbi.sliced_decoder_sav_even_field = 0xEC;
969 if (hw & IVTV_HW_SAA717X) {
970 itv->vbi.raw_decoder_line_size = 1443;
971 itv->vbi.raw_decoder_sav_odd_field = 0x25;
972 itv->vbi.raw_decoder_sav_even_field = 0x62;
973 itv->vbi.sliced_decoder_line_size = 51;
974 itv->vbi.sliced_decoder_sav_odd_field = 0xAB;
975 itv->vbi.sliced_decoder_sav_even_field = 0xEC;
979 static int __devinit ivtv_probe(struct pci_dev *pdev,
980 const struct pci_device_id *pci_id)
986 itv = kzalloc(sizeof(struct ivtv), GFP_ATOMIC);
990 itv->instance = v4l2_device_set_name(&itv->v4l2_dev, "ivtv",
993 retval = v4l2_device_register(&pdev->dev, &itv->v4l2_dev);
998 IVTV_INFO("Initializing card %d\n", itv->instance);
1000 ivtv_process_options(itv);
1001 if (itv->options.cardtype == -1) {
1005 if (ivtv_init_struct1(itv)) {
1010 IVTV_DEBUG_INFO("base addr: 0x%08x\n", itv->base_addr);
1012 /* PCI Device Setup */
1013 retval = ivtv_setup_pci(itv, pdev, pci_id);
1016 if (retval == -ENXIO)
1020 IVTV_DEBUG_INFO("attempting ioremap at 0x%08x len 0x%08x\n",
1021 itv->base_addr + IVTV_ENCODER_OFFSET, IVTV_ENCODER_SIZE);
1022 itv->enc_mem = ioremap_nocache(itv->base_addr + IVTV_ENCODER_OFFSET,
1024 if (!itv->enc_mem) {
1025 IVTV_ERR("ioremap failed, perhaps increasing __VMALLOC_RESERVE in page.h\n");
1026 IVTV_ERR("or disabling CONFIG_HIGHMEM4G into the kernel would help\n");
1031 if (itv->has_cx23415) {
1032 IVTV_DEBUG_INFO("attempting ioremap at 0x%08x len 0x%08x\n",
1033 itv->base_addr + IVTV_DECODER_OFFSET, IVTV_DECODER_SIZE);
1034 itv->dec_mem = ioremap_nocache(itv->base_addr + IVTV_DECODER_OFFSET,
1036 if (!itv->dec_mem) {
1037 IVTV_ERR("ioremap failed, perhaps increasing __VMALLOC_RESERVE in page.h\n");
1038 IVTV_ERR("or disabling CONFIG_HIGHMEM4G into the kernel would help\n");
1044 itv->dec_mem = itv->enc_mem;
1047 /* map registers memory */
1048 IVTV_DEBUG_INFO("attempting ioremap at 0x%08x len 0x%08x\n",
1049 itv->base_addr + IVTV_REG_OFFSET, IVTV_REG_SIZE);
1051 ioremap_nocache(itv->base_addr + IVTV_REG_OFFSET, IVTV_REG_SIZE);
1052 if (!itv->reg_mem) {
1053 IVTV_ERR("ioremap failed, perhaps increasing __VMALLOC_RESERVE in page.h\n");
1054 IVTV_ERR("or disabling CONFIG_HIGHMEM4G into the kernel would help\n");
1059 retval = ivtv_gpio_init(itv);
1064 IVTV_DEBUG_INFO("activating i2c...\n");
1065 if (init_ivtv_i2c(itv)) {
1066 IVTV_ERR("Could not initialize i2c\n");
1070 if (itv->card->hw_all & IVTV_HW_TVEEPROM) {
1071 /* Based on the model number the cardtype may be changed.
1072 The PCI IDs are not always reliable. */
1073 ivtv_process_eeprom(itv);
1075 if (itv->card->comment)
1076 IVTV_INFO("%s", itv->card->comment);
1077 if (itv->card->v4l2_capabilities == 0) {
1078 /* card was detected but is not supported */
1083 if (itv->std == 0) {
1084 itv->std = V4L2_STD_NTSC_M;
1087 if (itv->options.tuner == -1) {
1090 for (i = 0; i < IVTV_CARD_MAX_TUNERS; i++) {
1091 if ((itv->std & itv->card->tuners[i].std) == 0)
1093 itv->options.tuner = itv->card->tuners[i].tuner;
1097 /* if no tuner was found, then pick the first tuner in the card list */
1098 if (itv->options.tuner == -1 && itv->card->tuners[0].std) {
1099 itv->std = itv->card->tuners[0].std;
1100 if (itv->std & V4L2_STD_PAL)
1101 itv->std = V4L2_STD_PAL_BG | V4L2_STD_PAL_H;
1102 else if (itv->std & V4L2_STD_NTSC)
1103 itv->std = V4L2_STD_NTSC_M;
1104 else if (itv->std & V4L2_STD_SECAM)
1105 itv->std = V4L2_STD_SECAM_L;
1106 itv->options.tuner = itv->card->tuners[0].tuner;
1108 if (itv->options.radio == -1)
1109 itv->options.radio = (itv->card->radio_input.audio_type != 0);
1111 /* The card is now fully identified, continue with card-specific
1113 ivtv_init_struct2(itv);
1115 ivtv_load_and_init_modules(itv);
1117 if (itv->std & V4L2_STD_525_60) {
1119 itv->is_out_60hz = 1;
1122 itv->is_out_50hz = 1;
1125 itv->yuv_info.osd_full_w = 720;
1126 itv->yuv_info.osd_full_h = itv->is_out_50hz ? 576 : 480;
1127 itv->yuv_info.v4l2_src_w = itv->yuv_info.osd_full_w;
1128 itv->yuv_info.v4l2_src_h = itv->yuv_info.osd_full_h;
1130 itv->params.video_gop_size = itv->is_60hz ? 15 : 12;
1132 itv->stream_buf_size[IVTV_ENC_STREAM_TYPE_MPG] = 0x08000;
1133 itv->stream_buf_size[IVTV_ENC_STREAM_TYPE_PCM] = 0x01200;
1134 itv->stream_buf_size[IVTV_DEC_STREAM_TYPE_MPG] = 0x10000;
1135 itv->stream_buf_size[IVTV_DEC_STREAM_TYPE_YUV] = 0x10000;
1136 itv->stream_buf_size[IVTV_ENC_STREAM_TYPE_YUV] = 0x08000;
1138 /* Setup VBI Raw Size. Should be big enough to hold PAL.
1139 It is possible to switch between PAL and NTSC, so we need to
1140 take the largest size here. */
1141 /* 1456 is multiple of 16, real size = 1444 */
1142 itv->vbi.raw_size = 1456;
1143 /* We use a buffer size of 1/2 of the total size needed for a
1144 frame. This is actually very useful, since we now receive
1145 a field at a time and that makes 'compressing' the raw data
1146 down to size by stripping off the SAV codes a lot easier.
1147 Note: having two different buffer sizes prevents standard
1148 switching on the fly. We need to find a better solution... */
1149 vbi_buf_size = itv->vbi.raw_size * (itv->is_60hz ? 24 : 36) / 2;
1150 itv->stream_buf_size[IVTV_ENC_STREAM_TYPE_VBI] = vbi_buf_size;
1151 itv->stream_buf_size[IVTV_DEC_STREAM_TYPE_VBI] = sizeof(struct v4l2_sliced_vbi_data) * 36;
1153 if (itv->options.radio > 0)
1154 itv->v4l2_cap |= V4L2_CAP_RADIO;
1156 if (itv->options.tuner > -1) {
1157 struct tuner_setup setup;
1159 setup.addr = ADDR_UNSET;
1160 setup.type = itv->options.tuner;
1161 setup.mode_mask = T_ANALOG_TV; /* matches TV tuners */
1162 setup.tuner_callback = (setup.type == TUNER_XC2028) ?
1163 ivtv_reset_tuner_gpio : NULL;
1164 ivtv_call_all(itv, tuner, s_type_addr, &setup);
1165 if (setup.type == TUNER_XC2028) {
1166 static struct xc2028_ctrl ctrl = {
1167 .fname = XC2028_DEFAULT_FIRMWARE,
1170 struct v4l2_priv_tun_config cfg = {
1171 .tuner = itv->options.tuner,
1174 ivtv_call_all(itv, tuner, s_config, &cfg);
1178 /* The tuner is fixed to the standard. The other inputs (e.g. S-Video)
1180 itv->tuner_std = itv->std;
1182 if (itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT) {
1183 ivtv_call_all(itv, video, s_std_output, itv->std);
1184 /* Turn off the output signal. The mpeg decoder is not yet
1185 active so without this you would get a green image until the
1186 mpeg decoder becomes active. */
1187 ivtv_call_hw(itv, IVTV_HW_SAA7127, video, s_stream, 0);
1190 /* clear interrupt mask, effectively disabling interrupts */
1191 ivtv_set_irq_mask(itv, 0xffffffff);
1194 retval = request_irq(itv->pdev->irq, ivtv_irq_handler,
1195 IRQF_SHARED | IRQF_DISABLED, itv->v4l2_dev.name, (void *)itv);
1197 IVTV_ERR("Failed to register irq %d\n", retval);
1201 retval = ivtv_streams_setup(itv);
1203 IVTV_ERR("Error %d setting up streams\n", retval);
1206 retval = ivtv_streams_register(itv);
1208 IVTV_ERR("Error %d registering devices\n", retval);
1211 IVTV_INFO("Initialized card: %s\n", itv->card_name);
1215 ivtv_streams_cleanup(itv, 1);
1217 free_irq(itv->pdev->irq, (void *)itv);
1223 release_mem_region(itv->base_addr, IVTV_ENCODER_SIZE);
1224 release_mem_region(itv->base_addr + IVTV_REG_OFFSET, IVTV_REG_SIZE);
1225 if (itv->has_cx23415)
1226 release_mem_region(itv->base_addr + IVTV_DECODER_OFFSET, IVTV_DECODER_SIZE);
1228 kthread_stop(itv->irq_worker_task);
1232 IVTV_ERR("Error %d on initialization\n", retval);
1234 v4l2_device_unregister(&itv->v4l2_dev);
1239 int ivtv_init_on_first_open(struct ivtv *itv)
1241 struct v4l2_frequency vf;
1242 /* Needed to call ioctls later */
1243 struct ivtv_open_id fh;
1244 int fw_retry_count = 3;
1249 if (test_bit(IVTV_F_I_FAILED, &itv->i_flags))
1252 if (test_and_set_bit(IVTV_F_I_INITED, &itv->i_flags))
1255 while (--fw_retry_count > 0) {
1257 if (ivtv_firmware_init(itv) == 0)
1259 if (fw_retry_count > 1)
1260 IVTV_WARN("Retry loading firmware\n");
1263 if (fw_retry_count == 0) {
1264 set_bit(IVTV_F_I_FAILED, &itv->i_flags);
1268 /* Try and get firmware versions */
1269 IVTV_DEBUG_INFO("Getting firmware version..\n");
1270 ivtv_firmware_versions(itv);
1272 if (itv->card->hw_all & IVTV_HW_CX25840) {
1273 struct v4l2_control ctrl;
1275 v4l2_subdev_call(itv->sd_video, core, load_fw);
1276 /* CX25840_CID_ENABLE_PVR150_WORKAROUND */
1277 ctrl.id = V4L2_CID_PRIVATE_BASE;
1278 ctrl.value = itv->pvr150_workaround;
1279 v4l2_subdev_call(itv->sd_video, core, s_ctrl, &ctrl);
1283 vf.type = V4L2_TUNER_ANALOG_TV;
1284 vf.frequency = 6400; /* the tuner 'baseline' frequency */
1286 /* Set initial frequency. For PAL/SECAM broadcasts no
1287 'default' channel exists AFAIK. */
1288 if (itv->std == V4L2_STD_NTSC_M_JP) {
1289 vf.frequency = 1460; /* ch. 1 91250*16/1000 */
1291 else if (itv->std & V4L2_STD_NTSC_M) {
1292 vf.frequency = 1076; /* ch. 4 67250*16/1000 */
1295 video_input = itv->active_input;
1296 itv->active_input++; /* Force update of input */
1297 ivtv_s_input(NULL, &fh, video_input);
1299 /* Let the VIDIOC_S_STD ioctl do all the work, keeps the code
1301 itv->std++; /* Force full standard initialization */
1302 itv->std_out = itv->std;
1303 ivtv_s_frequency(NULL, &fh, &vf);
1305 if (itv->card->v4l2_capabilities & V4L2_CAP_VIDEO_OUTPUT) {
1306 /* Turn on the TV-out: ivtv_init_mpeg_decoder() initializes
1307 the mpeg decoder so now the saa7127 receives a proper
1309 ivtv_call_hw(itv, IVTV_HW_SAA7127, video, s_stream, 1);
1310 ivtv_init_mpeg_decoder(itv);
1313 /* On a cx23416 this seems to be able to enable DMA to the chip? */
1314 if (!itv->has_cx23415)
1315 write_reg_sync(0x03, IVTV_REG_DMACONTROL);
1317 /* Default interrupts enabled. For the PVR350 this includes the
1318 decoder VSYNC interrupt, which is always on. It is not only used
1319 during decoding but also by the OSD.
1320 Some old PVR250 cards had a cx23415, so testing for that is too
1321 general. Instead test if the card has video output capability. */
1322 if (itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT) {
1323 ivtv_clear_irq_mask(itv, IVTV_IRQ_MASK_INIT | IVTV_IRQ_DEC_VSYNC);
1324 ivtv_set_osd_alpha(itv);
1327 ivtv_clear_irq_mask(itv, IVTV_IRQ_MASK_INIT);
1329 /* For cards with video out, this call needs interrupts enabled */
1330 ivtv_s_std(NULL, &fh, &itv->tuner_std);
1335 static void ivtv_remove(struct pci_dev *pdev)
1337 struct v4l2_device *v4l2_dev = dev_get_drvdata(&pdev->dev);
1338 struct ivtv *itv = to_ivtv(v4l2_dev);
1341 IVTV_DEBUG_INFO("Removing card\n");
1343 if (test_bit(IVTV_F_I_INITED, &itv->i_flags)) {
1344 /* Stop all captures */
1345 IVTV_DEBUG_INFO("Stopping all streams\n");
1346 if (atomic_read(&itv->capturing) > 0)
1347 ivtv_stop_all_captures(itv);
1349 /* Stop all decoding */
1350 IVTV_DEBUG_INFO("Stopping decoding\n");
1352 /* Turn off the TV-out */
1353 if (itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT)
1354 ivtv_call_hw(itv, IVTV_HW_SAA7127, video, s_stream, 0);
1355 if (atomic_read(&itv->decoding) > 0) {
1358 if (test_bit(IVTV_F_I_DEC_YUV, &itv->i_flags))
1359 type = IVTV_DEC_STREAM_TYPE_YUV;
1361 type = IVTV_DEC_STREAM_TYPE_MPG;
1362 ivtv_stop_v4l2_decode_stream(&itv->streams[type],
1363 VIDEO_CMD_STOP_TO_BLACK | VIDEO_CMD_STOP_IMMEDIATELY, 0);
1365 ivtv_halt_firmware(itv);
1369 ivtv_set_irq_mask(itv, 0xffffffff);
1370 del_timer_sync(&itv->dma_timer);
1372 /* Kill irq worker */
1373 flush_kthread_worker(&itv->irq_worker);
1374 kthread_stop(itv->irq_worker_task);
1376 ivtv_streams_cleanup(itv, 1);
1377 ivtv_udma_free(itv);
1381 free_irq(itv->pdev->irq, (void *)itv);
1384 release_mem_region(itv->base_addr, IVTV_ENCODER_SIZE);
1385 release_mem_region(itv->base_addr + IVTV_REG_OFFSET, IVTV_REG_SIZE);
1386 if (itv->has_cx23415)
1387 release_mem_region(itv->base_addr + IVTV_DECODER_OFFSET, IVTV_DECODER_SIZE);
1389 pci_disable_device(itv->pdev);
1390 for (i = 0; i < IVTV_VBI_FRAMES; i++)
1391 kfree(itv->vbi.sliced_mpeg_data[i]);
1393 printk(KERN_INFO "ivtv: Removed %s\n", itv->card_name);
1395 v4l2_device_unregister(&itv->v4l2_dev);
1399 /* define a pci_driver for card detection */
1400 static struct pci_driver ivtv_pci_driver = {
1402 .id_table = ivtv_pci_tbl,
1403 .probe = ivtv_probe,
1404 .remove = ivtv_remove,
1407 static int __init module_start(void)
1409 printk(KERN_INFO "ivtv: Start initialization, version %s\n", IVTV_VERSION);
1411 /* Validate parameters */
1412 if (ivtv_first_minor < 0 || ivtv_first_minor >= IVTV_MAX_CARDS) {
1413 printk(KERN_ERR "ivtv: Exiting, ivtv_first_minor must be between 0 and %d\n",
1414 IVTV_MAX_CARDS - 1);
1418 if (ivtv_debug < 0 || ivtv_debug > 2047) {
1420 printk(KERN_INFO "ivtv: Debug value must be >= 0 and <= 2047\n");
1423 if (pci_register_driver(&ivtv_pci_driver)) {
1424 printk(KERN_ERR "ivtv: Error detecting PCI card\n");
1427 printk(KERN_INFO "ivtv: End initialization\n");
1431 static void __exit module_cleanup(void)
1433 pci_unregister_driver(&ivtv_pci_driver);
1436 /* Note: These symbols are exported because they are used by the ivtvfb
1437 framebuffer module and an infrared module for the IR-blaster. */
1438 EXPORT_SYMBOL(ivtv_set_irq_mask);
1439 EXPORT_SYMBOL(ivtv_api);
1440 EXPORT_SYMBOL(ivtv_vapi);
1441 EXPORT_SYMBOL(ivtv_vapi_result);
1442 EXPORT_SYMBOL(ivtv_clear_irq_mask);
1443 EXPORT_SYMBOL(ivtv_debug);
1444 #ifdef CONFIG_VIDEO_ADV_DEBUG
1445 EXPORT_SYMBOL(ivtv_fw_debug);
1447 EXPORT_SYMBOL(ivtv_reset_ir_gpio);
1448 EXPORT_SYMBOL(ivtv_udma_setup);
1449 EXPORT_SYMBOL(ivtv_udma_unmap);
1450 EXPORT_SYMBOL(ivtv_udma_alloc);
1451 EXPORT_SYMBOL(ivtv_udma_prepare);
1452 EXPORT_SYMBOL(ivtv_init_on_first_open);
1453 EXPORT_SYMBOL(ivtv_firmware_check);
1455 module_init(module_start);
1456 module_exit(module_cleanup);