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Commit | Line | Data |
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a6c2ba28 | 1 | /* |
0e7072ef | 2 | em28xx.h - driver for Empia EM2800/EM2820/2840 USB video capture devices |
a6c2ba28 | 3 | |
4 | Copyright (C) 2005 Markus Rechberger <mrechberger@gmail.com> | |
4ac97914 | 5 | Ludovico Cavedon <cavedon@sssup.it> |
2e7c6dc3 | 6 | Mauro Carvalho Chehab <mchehab@infradead.org> |
0cf544a6 | 7 | Copyright (C) 2012 Frank Schäfer <fschaefer.oss@googlemail.com> |
a6c2ba28 | 8 | |
9 | Based on the em2800 driver from Sascha Sommer <saschasommer@freenet.de> | |
10 | ||
11 | This program is free software; you can redistribute it and/or modify | |
12 | it under the terms of the GNU General Public License as published by | |
13 | the Free Software Foundation; either version 2 of the License, or | |
14 | (at your option) any later version. | |
15 | ||
16 | This program is distributed in the hope that it will be useful, | |
17 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
18 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
19 | GNU General Public License for more details. | |
20 | ||
21 | You should have received a copy of the GNU General Public License | |
22 | along with this program; if not, write to the Free Software | |
23 | Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. | |
24 | */ | |
25 | ||
3acf2809 MCC |
26 | #ifndef _EM28XX_H |
27 | #define _EM28XX_H | |
a6c2ba28 | 28 | |
01c28193 | 29 | #define EM28XX_VERSION "0.2.1" |
ce67943e | 30 | |
39a96b4c MCC |
31 | #include <linux/workqueue.h> |
32 | #include <linux/i2c.h> | |
33 | #include <linux/mutex.h> | |
cb77d010 | 34 | #include <linux/videodev2.h> |
39a96b4c | 35 | |
d3829fad | 36 | #include <media/videobuf2-vmalloc.h> |
f2cf250a | 37 | #include <media/v4l2-device.h> |
081b945e | 38 | #include <media/v4l2-ctrls.h> |
69a61642 | 39 | #include <media/v4l2-fh.h> |
d5e52653 | 40 | #include <media/ir-kbd-i2c.h> |
6bda9644 | 41 | #include <media/rc-core.h> |
3ca9c093 | 42 | #include "tuner-xc2028.h" |
82e7dbbd | 43 | #include "xc5000.h" |
2ba890ec | 44 | #include "em28xx-reg.h" |
3aefb79a MCC |
45 | |
46 | /* Boards supported by driver */ | |
d5b6a746 FS |
47 | #define EM2800_BOARD_UNKNOWN 0 |
48 | #define EM2820_BOARD_UNKNOWN 1 | |
49 | #define EM2820_BOARD_TERRATEC_CINERGY_250 2 | |
50 | #define EM2820_BOARD_PINNACLE_USB_2 3 | |
51 | #define EM2820_BOARD_HAUPPAUGE_WINTV_USB_2 4 | |
52 | #define EM2820_BOARD_MSI_VOX_USB_2 5 | |
53 | #define EM2800_BOARD_TERRATEC_CINERGY_200 6 | |
54 | #define EM2800_BOARD_LEADTEK_WINFAST_USBII 7 | |
55 | #define EM2800_BOARD_KWORLD_USB2800 8 | |
56 | #define EM2820_BOARD_PINNACLE_DVC_90 9 | |
57 | #define EM2880_BOARD_HAUPPAUGE_WINTV_HVR_900 10 | |
58 | #define EM2880_BOARD_TERRATEC_HYBRID_XS 11 | |
59 | #define EM2820_BOARD_KWORLD_PVRTV2800RF 12 | |
60 | #define EM2880_BOARD_TERRATEC_PRODIGY_XS 13 | |
61 | #define EM2820_BOARD_PROLINK_PLAYTV_USB2 14 | |
62 | #define EM2800_BOARD_VGEAR_POCKETTV 15 | |
63 | #define EM2883_BOARD_HAUPPAUGE_WINTV_HVR_950 16 | |
64 | #define EM2880_BOARD_PINNACLE_PCTV_HD_PRO 17 | |
65 | #define EM2880_BOARD_HAUPPAUGE_WINTV_HVR_900_R2 18 | |
66 | #define EM2860_BOARD_SAA711X_REFERENCE_DESIGN 19 | |
67 | #define EM2880_BOARD_AMD_ATI_TV_WONDER_HD_600 20 | |
68 | #define EM2800_BOARD_GRABBEEX_USB2800 21 | |
95b86a9a DSL |
69 | #define EM2750_BOARD_UNKNOWN 22 |
70 | #define EM2750_BOARD_DLCW_130 23 | |
71 | #define EM2820_BOARD_DLINK_USB_TV 24 | |
72 | #define EM2820_BOARD_GADMEI_UTV310 25 | |
73 | #define EM2820_BOARD_HERCULES_SMART_TV_USB2 26 | |
74 | #define EM2820_BOARD_PINNACLE_USB_2_FM1216ME 27 | |
75 | #define EM2820_BOARD_LEADTEK_WINFAST_USBII_DELUXE 28 | |
443fed9f | 76 | #define EM2860_BOARD_TVP5150_REFERENCE_DESIGN 29 |
95b86a9a DSL |
77 | #define EM2820_BOARD_VIDEOLOGY_20K14XUSB 30 |
78 | #define EM2821_BOARD_USBGEAR_VD204 31 | |
79 | #define EM2821_BOARD_SUPERCOMP_USB_2 32 | |
8298f2f8 | 80 | #define EM2860_BOARD_ELGATO_VIDEO_CAPTURE 33 |
95b86a9a DSL |
81 | #define EM2860_BOARD_TERRATEC_HYBRID_XS 34 |
82 | #define EM2860_BOARD_TYPHOON_DVD_MAKER 35 | |
83 | #define EM2860_BOARD_NETGMBH_CAM 36 | |
84 | #define EM2860_BOARD_GADMEI_UTV330 37 | |
85 | #define EM2861_BOARD_YAKUMO_MOVIE_MIXER 38 | |
86 | #define EM2861_BOARD_KWORLD_PVRTV_300U 39 | |
87 | #define EM2861_BOARD_PLEXTOR_PX_TV100U 40 | |
88 | #define EM2870_BOARD_KWORLD_350U 41 | |
89 | #define EM2870_BOARD_KWORLD_355U 42 | |
90 | #define EM2870_BOARD_TERRATEC_XS 43 | |
91 | #define EM2870_BOARD_TERRATEC_XS_MT2060 44 | |
92 | #define EM2870_BOARD_PINNACLE_PCTV_DVB 45 | |
93 | #define EM2870_BOARD_COMPRO_VIDEOMATE 46 | |
94 | #define EM2880_BOARD_KWORLD_DVB_305U 47 | |
95 | #define EM2880_BOARD_KWORLD_DVB_310U 48 | |
96 | #define EM2880_BOARD_MSI_DIGIVOX_AD 49 | |
97 | #define EM2880_BOARD_MSI_DIGIVOX_AD_II 50 | |
98 | #define EM2880_BOARD_TERRATEC_HYBRID_XS_FR 51 | |
99 | #define EM2881_BOARD_DNT_DA2_HYBRID 52 | |
100 | #define EM2881_BOARD_PINNACLE_HYBRID_PRO 53 | |
101 | #define EM2882_BOARD_KWORLD_VS_DVBT 54 | |
102 | #define EM2882_BOARD_TERRATEC_HYBRID_XS 55 | |
09bc1942 | 103 | #define EM2882_BOARD_PINNACLE_HYBRID_PRO_330E 56 |
d5b6a746 | 104 | #define EM2883_BOARD_KWORLD_HYBRID_330U 57 |
ee281b85 | 105 | #define EM2820_BOARD_COMPRO_VIDEOMATE_FORYOU 58 |
f89bc329 | 106 | #define EM2883_BOARD_HAUPPAUGE_WINTV_HVR_850 60 |
1e1addd5 | 107 | #define EM2820_BOARD_PROLINK_PLAYTV_BOX4_USB2 61 |
f7fe3e6f | 108 | #define EM2820_BOARD_GADMEI_TVR200 62 |
d5b6a746 FS |
109 | #define EM2860_BOARD_KAIOMY_TVNPC_U2 63 |
110 | #define EM2860_BOARD_EASYCAP 64 | |
f74a61e3 | 111 | #define EM2820_BOARD_IODATA_GVMVP_SZ 65 |
e5db5d44 | 112 | #define EM2880_BOARD_EMPIRE_DUAL_TV 66 |
4557af9c | 113 | #define EM2860_BOARD_TERRATEC_GRABBY 67 |
766ed64d | 114 | #define EM2860_BOARD_TERRATEC_AV350 68 |
d7de5d8f | 115 | #define EM2882_BOARD_KWORLD_ATSC_315U 69 |
19859229 | 116 | #define EM2882_BOARD_EVGA_INDTUBE 70 |
d5b6a746 FS |
117 | #define EM2820_BOARD_SILVERCREST_WEBCAM 71 |
118 | #define EM2861_BOARD_GADMEI_UTV330PLUS 72 | |
119 | #define EM2870_BOARD_REDDO_DVB_C_USB_BOX 73 | |
694a101e | 120 | #define EM2800_BOARD_VC211A 74 |
7ca7ef60 | 121 | #define EM2882_BOARD_DIKOM_DK300 75 |
7e48b30a | 122 | #define EM2870_BOARD_KWORLD_A340 76 |
fec528b7 | 123 | #define EM2874_BOARD_LEADERSHIP_ISDBT 77 |
d5b6a746 | 124 | #define EM28174_BOARD_PCTV_290E 78 |
fec528b7 | 125 | #define EM2884_BOARD_TERRATEC_H5 79 |
d5b6a746 | 126 | #define EM28174_BOARD_PCTV_460E 80 |
82e7dbbd | 127 | #define EM2884_BOARD_HAUPPAUGE_WINTV_HVR_930C 81 |
a1ed02e9 | 128 | #define EM2884_BOARD_CINERGY_HTC_STICK 82 |
d5b6a746 FS |
129 | #define EM2860_BOARD_HT_VIDBOX_NW03 83 |
130 | #define EM2874_BOARD_MAXMEDIA_UB425_TC 84 | |
131 | #define EM2884_BOARD_PCTV_510E 85 | |
132 | #define EM2884_BOARD_PCTV_520E 86 | |
89040136 | 133 | #define EM2884_BOARD_TERRATEC_HTC_USB_XS 87 |
4159d01b | 134 | #define EM2884_BOARD_C3TECH_DIGITAL_DUO 88 |
7c1dfdb0 | 135 | #define EM2874_BOARD_DELOCK_61959 89 |
6dbea9f0 | 136 | #define EM2874_BOARD_KWORLD_UB435Q_V2 90 |
0c37e736 | 137 | #define EM2765_BOARD_SPEEDLINK_VAD_LAPLACE 91 |
ec573362 | 138 | #define EM28178_BOARD_PCTV_461E 92 |
3aefb79a MCC |
139 | |
140 | /* Limits minimum and default number of buffers */ | |
141 | #define EM28XX_MIN_BUF 4 | |
142 | #define EM28XX_DEF_BUF 8 | |
a6c2ba28 | 143 | |
c4a98793 MCC |
144 | /*Limits the max URB message size */ |
145 | #define URB_MAX_CTRL_SIZE 80 | |
146 | ||
95b86a9a DSL |
147 | /* Params for validated field */ |
148 | #define EM28XX_BOARD_NOT_VALIDATED 1 | |
149 | #define EM28XX_BOARD_VALIDATED 0 | |
150 | ||
22cff7b3 DSL |
151 | /* Params for em28xx_cmd() audio */ |
152 | #define EM28XX_START_AUDIO 1 | |
153 | #define EM28XX_STOP_AUDIO 0 | |
154 | ||
596d92d5 | 155 | /* maximum number of em28xx boards */ |
3687e1e6 | 156 | #define EM28XX_MAXBOARDS 4 /*FIXME: should be bigger */ |
596d92d5 | 157 | |
a6c2ba28 | 158 | /* maximum number of frames that can be queued */ |
3acf2809 | 159 | #define EM28XX_NUM_FRAMES 5 |
a6c2ba28 | 160 | /* number of frames that get used for v4l2_read() */ |
3acf2809 | 161 | #define EM28XX_NUM_READ_FRAMES 2 |
a6c2ba28 | 162 | |
163 | /* number of buffers for isoc transfers */ | |
3acf2809 | 164 | #define EM28XX_NUM_BUFS 5 |
86d38d1e | 165 | #define EM28XX_DVB_NUM_BUFS 5 |
a6c2ba28 | 166 | |
c7a45e5b MCC |
167 | /* max number of I2C buses on em28xx devices */ |
168 | #define NUM_I2C_BUSES 2 | |
169 | ||
515688a8 | 170 | /* isoc transfers: number of packets for each buffer |
33c02fac | 171 | windows requests only 64 packets .. so we better do the same |
d5e52653 MCC |
172 | this is what I found out for all alternate numbers there! |
173 | */ | |
515688a8 FS |
174 | #define EM28XX_NUM_ISOC_PACKETS 64 |
175 | #define EM28XX_DVB_NUM_ISOC_PACKETS 64 | |
a6c2ba28 | 176 | |
c647a91a FS |
177 | /* bulk transfers: transfer buffer size = packet size * packet multiplier |
178 | USB 2.0 spec says bulk packet size is always 512 bytes | |
179 | */ | |
180 | #define EM28XX_BULK_PACKET_MULTIPLIER 384 | |
181 | #define EM28XX_DVB_BULK_PACKET_MULTIPLIER 384 | |
182 | ||
3acf2809 | 183 | #define EM28XX_INTERLACED_DEFAULT 1 |
a6c2ba28 | 184 | |
596d92d5 | 185 | /* time in msecs to wait for i2c writes to finish */ |
2fcc82d8 | 186 | #define EM2800_I2C_XFER_TIMEOUT 20 |
596d92d5 | 187 | |
f5222609 FS |
188 | /* max. number of button state polling addresses */ |
189 | #define EM28XX_NUM_BUTTON_ADDRESSES_MAX 5 | |
190 | ||
3aefb79a | 191 | enum em28xx_mode { |
2fe3e2ee | 192 | EM28XX_SUSPEND, |
3aefb79a MCC |
193 | EM28XX_ANALOG_MODE, |
194 | EM28XX_DIGITAL_MODE, | |
195 | }; | |
196 | ||
a6c2ba28 | 197 | |
579f72e4 AT |
198 | struct em28xx; |
199 | ||
f0fa9936 | 200 | struct em28xx_usb_bufs { |
ad0ebb96 MCC |
201 | /* max packet size of isoc transaction */ |
202 | int max_pkt_size; | |
203 | ||
86d38d1e GG |
204 | /* number of packets in each buffer */ |
205 | int num_packets; | |
206 | ||
ad0ebb96 MCC |
207 | /* number of allocated urbs */ |
208 | int num_bufs; | |
209 | ||
f0fa9936 | 210 | /* urb for isoc/bulk transfers */ |
ad0ebb96 MCC |
211 | struct urb **urb; |
212 | ||
f0fa9936 | 213 | /* transfer buffers for isoc/bulk transfer */ |
ad0ebb96 | 214 | char **transfer_buffer; |
86d38d1e GG |
215 | }; |
216 | ||
74209dc0 FS |
217 | struct em28xx_usb_ctl { |
218 | /* isoc/bulk transfer buffers for analog mode */ | |
f0fa9936 | 219 | struct em28xx_usb_bufs analog_bufs; |
86d38d1e | 220 | |
74209dc0 | 221 | /* isoc/bulk transfer buffers for digital mode */ |
f0fa9936 | 222 | struct em28xx_usb_bufs digital_bufs; |
ad0ebb96 | 223 | |
ad0ebb96 | 224 | /* Stores already requested buffers */ |
28abf083 DH |
225 | struct em28xx_buffer *vid_buf; |
226 | struct em28xx_buffer *vbi_buf; | |
ad0ebb96 | 227 | |
74209dc0 FS |
228 | /* copy data from URB */ |
229 | int (*urb_data_copy) (struct em28xx *dev, struct urb *urb); | |
579f72e4 | 230 | |
ad0ebb96 MCC |
231 | }; |
232 | ||
bddcf633 | 233 | /* Struct to enumberate video formats */ |
ad0ebb96 MCC |
234 | struct em28xx_fmt { |
235 | char *name; | |
236 | u32 fourcc; /* v4l2 format id */ | |
bddcf633 MCC |
237 | int depth; |
238 | int reg; | |
ad0ebb96 MCC |
239 | }; |
240 | ||
241 | /* buffer for one video frame */ | |
242 | struct em28xx_buffer { | |
243 | /* common v4l buffer stuff -- must be first */ | |
d3829fad DH |
244 | struct vb2_buffer vb; |
245 | struct list_head list; | |
ad0ebb96 | 246 | |
d3829fad DH |
247 | void *mem; |
248 | unsigned int length; | |
a6c2ba28 | 249 | int top_field; |
8732533b FS |
250 | |
251 | /* counter to control buffer fill */ | |
252 | unsigned int pos; | |
253 | /* NOTE; in interlaced mode, this value is reset to zero at | |
254 | * the start of each new field (not frame !) */ | |
4078d625 FS |
255 | |
256 | /* pointer to vmalloc memory address in vb */ | |
257 | char *vb_buf; | |
ad0ebb96 MCC |
258 | }; |
259 | ||
260 | struct em28xx_dmaqueue { | |
261 | struct list_head active; | |
ad0ebb96 MCC |
262 | |
263 | wait_queue_head_t wq; | |
a6c2ba28 | 264 | }; |
265 | ||
a6c2ba28 | 266 | /* inputs */ |
267 | ||
3acf2809 MCC |
268 | #define MAX_EM28XX_INPUT 4 |
269 | enum enum28xx_itype { | |
270 | EM28XX_VMUX_COMPOSITE1 = 1, | |
271 | EM28XX_VMUX_COMPOSITE2, | |
272 | EM28XX_VMUX_COMPOSITE3, | |
273 | EM28XX_VMUX_COMPOSITE4, | |
274 | EM28XX_VMUX_SVIDEO, | |
275 | EM28XX_VMUX_TELEVISION, | |
276 | EM28XX_VMUX_CABLE, | |
277 | EM28XX_VMUX_DVB, | |
278 | EM28XX_VMUX_DEBUG, | |
279 | EM28XX_RADIO, | |
a6c2ba28 | 280 | }; |
281 | ||
35643943 MCC |
282 | enum em28xx_ac97_mode { |
283 | EM28XX_NO_AC97 = 0, | |
284 | EM28XX_AC97_EM202, | |
209acc02 | 285 | EM28XX_AC97_SIGMATEL, |
35643943 MCC |
286 | EM28XX_AC97_OTHER, |
287 | }; | |
288 | ||
289 | struct em28xx_audio_mode { | |
290 | enum em28xx_ac97_mode ac97; | |
291 | ||
292 | u16 ac97_feat; | |
16c7bcad | 293 | u32 ac97_vendor_id; |
35643943 MCC |
294 | |
295 | unsigned int has_audio:1; | |
296 | ||
297 | unsigned int i2s_3rates:1; | |
298 | unsigned int i2s_5rates:1; | |
5c2231c8 DH |
299 | }; |
300 | ||
5faff789 MCC |
301 | /* em28xx has two audio inputs: tuner and line in. |
302 | However, on most devices, an auxiliary AC97 codec device is used. | |
303 | The AC97 device may have several different inputs and outputs, | |
304 | depending on their model. So, it is possible to use AC97 mixer to | |
305 | address more than two different entries. | |
306 | */ | |
539c96d0 | 307 | enum em28xx_amux { |
5faff789 MCC |
308 | /* This is the only entry for em28xx tuner input */ |
309 | EM28XX_AMUX_VIDEO, /* em28xx tuner, AC97 mixer Video */ | |
310 | ||
311 | EM28XX_AMUX_LINE_IN, /* AC97 mixer Line In */ | |
312 | ||
313 | /* Some less-common mixer setups */ | |
314 | EM28XX_AMUX_VIDEO2, /* em28xx Line in, AC97 mixer Video */ | |
315 | EM28XX_AMUX_PHONE, | |
316 | EM28XX_AMUX_MIC, | |
317 | EM28XX_AMUX_CD, | |
318 | EM28XX_AMUX_AUX, | |
319 | EM28XX_AMUX_PCM_OUT, | |
539c96d0 MCC |
320 | }; |
321 | ||
35ae6f04 | 322 | enum em28xx_aout { |
8866f9cf | 323 | /* AC97 outputs */ |
e879b8eb MCC |
324 | EM28XX_AOUT_MASTER = 1 << 0, |
325 | EM28XX_AOUT_LINE = 1 << 1, | |
326 | EM28XX_AOUT_MONO = 1 << 2, | |
327 | EM28XX_AOUT_LFE = 1 << 3, | |
328 | EM28XX_AOUT_SURR = 1 << 4, | |
8866f9cf MCC |
329 | |
330 | /* PCM IN Mixer - used by AC97_RECORD_SELECT register */ | |
331 | EM28XX_AOUT_PCM_IN = 1 << 7, | |
332 | ||
333 | /* Bits 10-8 are used to indicate the PCM IN record select */ | |
334 | EM28XX_AOUT_PCM_MIC_PCM = 0 << 8, | |
335 | EM28XX_AOUT_PCM_CD = 1 << 8, | |
336 | EM28XX_AOUT_PCM_VIDEO = 2 << 8, | |
337 | EM28XX_AOUT_PCM_AUX = 3 << 8, | |
338 | EM28XX_AOUT_PCM_LINE = 4 << 8, | |
339 | EM28XX_AOUT_PCM_STEREO = 5 << 8, | |
340 | EM28XX_AOUT_PCM_MONO = 6 << 8, | |
341 | EM28XX_AOUT_PCM_PHONE = 7 << 8, | |
35ae6f04 MCC |
342 | }; |
343 | ||
32929fb4 | 344 | static inline int ac97_return_record_select(int a_out) |
8866f9cf MCC |
345 | { |
346 | return (a_out & 0x700) >> 8; | |
347 | } | |
348 | ||
122b77e5 MCC |
349 | struct em28xx_reg_seq { |
350 | int reg; | |
351 | unsigned char val, mask; | |
352 | int sleep; | |
353 | }; | |
354 | ||
3acf2809 MCC |
355 | struct em28xx_input { |
356 | enum enum28xx_itype type; | |
a6c2ba28 | 357 | unsigned int vmux; |
539c96d0 | 358 | enum em28xx_amux amux; |
35ae6f04 | 359 | enum em28xx_aout aout; |
122b77e5 | 360 | struct em28xx_reg_seq *gpio; |
a6c2ba28 | 361 | }; |
362 | ||
3acf2809 | 363 | #define INPUT(nr) (&em28xx_boards[dev->model].input[nr]) |
a6c2ba28 | 364 | |
3acf2809 | 365 | enum em28xx_decoder { |
527f09a9 | 366 | EM28XX_NODECODER = 0, |
3acf2809 | 367 | EM28XX_TVP5150, |
ec5de990 | 368 | EM28XX_SAA711X, |
527f09a9 MCC |
369 | }; |
370 | ||
371 | enum em28xx_sensor { | |
372 | EM28XX_NOSENSOR = 0, | |
02e7804b | 373 | EM28XX_MT9V011, |
b80fd2d8 | 374 | EM28XX_MT9M001, |
f2e26ae7 | 375 | EM28XX_MT9M111, |
e4b7131d | 376 | EM28XX_OV2640, |
a6c2ba28 | 377 | }; |
378 | ||
df7fa09c MCC |
379 | enum em28xx_adecoder { |
380 | EM28XX_NOADECODER = 0, | |
381 | EM28XX_TVAUDIO, | |
382 | }; | |
383 | ||
6b8a3170 FS |
384 | enum em28xx_led_role { |
385 | EM28XX_LED_ANALOG_CAPTURING = 0, | |
6063d077 | 386 | EM28XX_LED_ILLUMINATION, |
6b8a3170 FS |
387 | EM28XX_NUM_LED_ROLES, /* must be the last */ |
388 | }; | |
389 | ||
07e4de30 | 390 | struct em28xx_led { |
6b8a3170 | 391 | enum em28xx_led_role role; |
07e4de30 FS |
392 | u8 gpio_reg; |
393 | u8 gpio_mask; | |
394 | bool inverted; | |
395 | }; | |
396 | ||
f5222609 FS |
397 | enum em28xx_button_role { |
398 | EM28XX_BUTTON_SNAPSHOT = 0, | |
6063d077 | 399 | EM28XX_BUTTON_ILLUMINATION, |
f5222609 FS |
400 | EM28XX_NUM_BUTTON_ROLES, /* must be the last */ |
401 | }; | |
402 | ||
403 | struct em28xx_button { | |
404 | enum em28xx_button_role role; | |
405 | u8 reg_r; | |
406 | u8 reg_clearing; | |
407 | u8 mask; | |
408 | bool inverted; | |
409 | }; | |
410 | ||
3acf2809 | 411 | struct em28xx_board { |
a6c2ba28 | 412 | char *name; |
505b6d0b | 413 | int vchannels; |
a6c2ba28 | 414 | int tuner_type; |
66767920 | 415 | int tuner_addr; |
aab3125c | 416 | unsigned def_i2c_bus; /* Default I2C bus */ |
a6c2ba28 | 417 | |
418 | /* i2c flags */ | |
419 | unsigned int tda9887_conf; | |
420 | ||
017ab4b1 | 421 | /* GPIO sequences */ |
122b77e5 | 422 | struct em28xx_reg_seq *dvb_gpio; |
2fe3e2ee | 423 | struct em28xx_reg_seq *suspend_gpio; |
017ab4b1 | 424 | struct em28xx_reg_seq *tuner_gpio; |
2bd1d9eb | 425 | struct em28xx_reg_seq *mute_gpio; |
122b77e5 | 426 | |
74f38a82 | 427 | unsigned int is_em2800:1; |
a6c2ba28 | 428 | unsigned int has_msp34xx:1; |
5add9a6f | 429 | unsigned int mts_firmware:1; |
c8793b03 | 430 | unsigned int max_range_640_480:1; |
3aefb79a | 431 | unsigned int has_dvb:1; |
c43221df | 432 | unsigned int is_webcam:1; |
95b86a9a | 433 | unsigned int valid:1; |
ac07bb73 | 434 | unsigned int has_ir_i2c:1; |
3abee53e | 435 | |
a2070c66 | 436 | unsigned char xclk, i2c_speed; |
f2cf250a DSL |
437 | unsigned char radio_addr; |
438 | unsigned short tvaudio_addr; | |
a2070c66 | 439 | |
3acf2809 | 440 | enum em28xx_decoder decoder; |
df7fa09c | 441 | enum em28xx_adecoder adecoder; |
a6c2ba28 | 442 | |
3acf2809 | 443 | struct em28xx_input input[MAX_EM28XX_INPUT]; |
0be43754 | 444 | struct em28xx_input radio; |
02858eed | 445 | char *ir_codes; |
07e4de30 FS |
446 | |
447 | /* LEDs that need to be controlled explicitly */ | |
6b8a3170 | 448 | struct em28xx_led *leds; |
f5222609 FS |
449 | |
450 | /* Buttons */ | |
451 | struct em28xx_button *buttons; | |
a6c2ba28 | 452 | }; |
453 | ||
3acf2809 | 454 | struct em28xx_eeprom { |
0c28dcc0 FS |
455 | u8 id[4]; /* 1a eb 67 95 */ |
456 | __le16 vendor_ID; | |
457 | __le16 product_ID; | |
a6c2ba28 | 458 | |
0c28dcc0 | 459 | __le16 chip_conf; |
a6c2ba28 | 460 | |
0c28dcc0 | 461 | __le16 board_conf; |
a6c2ba28 | 462 | |
0c28dcc0 | 463 | __le16 string1, string2, string3; |
a6c2ba28 | 464 | |
465 | u8 string_idx_table; | |
466 | }; | |
467 | ||
6d79468d MCC |
468 | #define EM28XX_AUDIO_BUFS 5 |
469 | #define EM28XX_NUM_AUDIO_PACKETS 64 | |
470 | #define EM28XX_AUDIO_MAX_PACKET_SIZE 196 /* static value */ | |
471 | #define EM28XX_CAPTURE_STREAM_EN 1 | |
3aefb79a MCC |
472 | |
473 | /* em28xx extensions */ | |
6d79468d | 474 | #define EM28XX_AUDIO 0x10 |
3aefb79a | 475 | #define EM28XX_DVB 0x20 |
f4d4e765 | 476 | #define EM28XX_RC 0x30 |
01c28193 | 477 | #define EM28XX_V4L2 0x40 |
6d79468d | 478 | |
8c873d31 DH |
479 | /* em28xx resource types (used for res_get/res_lock etc */ |
480 | #define EM28XX_RESOURCE_VIDEO 0x01 | |
481 | #define EM28XX_RESOURCE_VBI 0x02 | |
482 | ||
6d79468d MCC |
483 | struct em28xx_audio { |
484 | char name[50]; | |
485 | char *transfer_buffer[EM28XX_AUDIO_BUFS]; | |
486 | struct urb *urb[EM28XX_AUDIO_BUFS]; | |
487 | struct usb_device *udev; | |
488 | unsigned int capture_transfer_done; | |
489 | struct snd_pcm_substream *capture_pcm_substream; | |
490 | ||
491 | unsigned int hwptr_done_capture; | |
492 | struct snd_card *sndcard; | |
493 | ||
c744dff2 | 494 | int users; |
6d79468d MCC |
495 | spinlock_t slock; |
496 | }; | |
497 | ||
52284c3e MCC |
498 | struct em28xx; |
499 | ||
500 | struct em28xx_fh { | |
69a61642 | 501 | struct v4l2_fh fh; |
52284c3e | 502 | struct em28xx *dev; |
52284c3e MCC |
503 | |
504 | enum v4l2_buf_type type; | |
505 | }; | |
506 | ||
a3ea4bf9 FS |
507 | enum em28xx_i2c_algo_type { |
508 | EM28XX_I2C_ALGO_EM28XX = 0, | |
509 | EM28XX_I2C_ALGO_EM2800, | |
510 | EM28XX_I2C_ALGO_EM25XX_BUS_B, | |
511 | }; | |
512 | ||
aab3125c MCC |
513 | struct em28xx_i2c_bus { |
514 | struct em28xx *dev; | |
515 | ||
516 | unsigned bus; | |
a3ea4bf9 | 517 | enum em28xx_i2c_algo_type algo_type; |
aab3125c MCC |
518 | }; |
519 | ||
520 | ||
a6c2ba28 | 521 | /* main device struct */ |
3acf2809 | 522 | struct em28xx { |
a6c2ba28 | 523 | /* generic device properties */ |
524 | char name[30]; /* name (including minor) of the device */ | |
525 | int model; /* index in the device_data struct */ | |
e5589bef | 526 | int devno; /* marks the number of this device */ |
600bd7f0 | 527 | enum em28xx_chip_id chip_id; |
505b6d0b | 528 | |
ce67943e | 529 | unsigned int is_em25xx:1; /* em25xx/em276x/7x/8x family bridge */ |
2665c299 | 530 | unsigned char disconnected:1; /* device has been diconnected */ |
01c28193 | 531 | unsigned int has_video:1; |
ce67943e MCC |
532 | unsigned int has_audio_class:1; |
533 | unsigned int has_alsa_audio:1; | |
534 | unsigned int is_audio_only:1; | |
2665c299 | 535 | |
4f83e7b3 MCC |
536 | int audio_ifnum; |
537 | ||
f2cf250a | 538 | struct v4l2_device v4l2_dev; |
081b945e | 539 | struct v4l2_ctrl_handler ctrl_handler; |
fc5d0f8a | 540 | struct v4l2_clk *clk; |
505b6d0b MCC |
541 | struct em28xx_board board; |
542 | ||
d36bb4e7 | 543 | /* Webcam specific fields */ |
527f09a9 | 544 | enum em28xx_sensor em28xx_sensor; |
55699964 | 545 | int sensor_xres, sensor_yres; |
d36bb4e7 | 546 | int sensor_xtal; |
527f09a9 | 547 | |
8c301567 | 548 | /* Progressive (non-interlaced) mode */ |
c2a6b54a MCC |
549 | int progressive; |
550 | ||
579d3152 MCC |
551 | /* Vinmode/Vinctl used at the driver */ |
552 | int vinmode, vinctl; | |
553 | ||
39a96b4c | 554 | /* Controls audio streaming */ |
d5b6a746 FS |
555 | struct work_struct wq_trigger; /* Trigger to start/stop audio for alsa module */ |
556 | atomic_t stream_started; /* stream should be running if true */ | |
39a96b4c | 557 | |
bddcf633 MCC |
558 | struct em28xx_fmt *format; |
559 | ||
a924a499 MCC |
560 | struct em28xx_IR *ir; |
561 | ||
89b329ef MCC |
562 | /* Some older em28xx chips needs a waiting time after writing */ |
563 | unsigned int wait_after_write; | |
564 | ||
74f38a82 MCC |
565 | struct list_head devlist; |
566 | ||
9bb13a6d MCC |
567 | u32 i2s_speed; /* I2S speed for audio digital stream */ |
568 | ||
35643943 | 569 | struct em28xx_audio_mode audio_mode; |
a6c2ba28 | 570 | |
571 | int tuner_type; /* type of the tuner */ | |
572 | int tuner_addr; /* tuner address */ | |
573 | int tda9887_conf; | |
c7a45e5b | 574 | |
a6c2ba28 | 575 | /* i2c i/o */ |
c7a45e5b MCC |
576 | struct i2c_adapter i2c_adap[NUM_I2C_BUSES]; |
577 | struct i2c_client i2c_client[NUM_I2C_BUSES]; | |
aab3125c MCC |
578 | struct em28xx_i2c_bus i2c_bus[NUM_I2C_BUSES]; |
579 | ||
87b52439 | 580 | unsigned char eeprom_addrwidth_16bit:1; |
aab3125c MCC |
581 | unsigned def_i2c_bus; /* Default I2C bus */ |
582 | unsigned cur_i2c_bus; /* Current I2C bus */ | |
583 | struct rt_mutex i2c_bus_lock; | |
c7a45e5b | 584 | |
a6c2ba28 | 585 | /* video for linux */ |
586 | int users; /* user count for exclusive use */ | |
d3829fad | 587 | int streaming_users; /* Number of actively streaming users */ |
a6c2ba28 | 588 | struct video_device *vdev; /* video for linux device struct */ |
7d497f8a | 589 | v4l2_std_id norm; /* selected tv norm */ |
a6c2ba28 | 590 | int ctl_freq; /* selected frequency */ |
591 | unsigned int ctl_input; /* selected input */ | |
95b86a9a | 592 | unsigned int ctl_ainput;/* selected audio input */ |
35ae6f04 | 593 | unsigned int ctl_aoutput;/* selected audio output */ |
a6c2ba28 | 594 | int mute; |
595 | int volume; | |
596 | /* frame properties */ | |
a6c2ba28 | 597 | int width; /* current frame width */ |
598 | int height; /* current frame height */ | |
d45b9b8a HV |
599 | unsigned hscale; /* horizontal scale factor (see datasheet) */ |
600 | unsigned vscale; /* vertical scale factor (see datasheet) */ | |
a6c2ba28 | 601 | int interlaced; /* 1=interlace fileds, 0=just top fileds */ |
9e31ced8 | 602 | unsigned int video_bytesread; /* Number of bytes read */ |
a6c2ba28 | 603 | |
03910cc3 | 604 | unsigned long hash; /* eeprom hash - for boards with generic ID */ |
6ea54d93 DSL |
605 | unsigned long i2c_hash; /* i2c devicelist hash - |
606 | for boards with generic ID */ | |
03910cc3 | 607 | |
9baed99e | 608 | struct em28xx_audio adev; |
6d79468d | 609 | |
960da93b | 610 | /* capture state tracking */ |
da52a55c | 611 | int capture_type; |
0455eebf | 612 | unsigned char top_field:1; |
960da93b | 613 | int vbi_read; |
66d9cbad DH |
614 | unsigned int vbi_width; |
615 | unsigned int vbi_height; /* lines per field */ | |
da52a55c | 616 | |
d7448a8d MCC |
617 | struct work_struct request_module_wk; |
618 | ||
a6c2ba28 | 619 | /* locks */ |
5a80415b | 620 | struct mutex lock; |
f2a2e491 | 621 | struct mutex ctrl_urb_lock; /* protects urb_buf */ |
d7aa8020 | 622 | /* spinlock_t queue_lock; */ |
a6c2ba28 | 623 | struct list_head inqueue, outqueue; |
a6c2ba28 | 624 | struct video_device *vbi_dev; |
0be43754 | 625 | struct video_device *radio_dev; |
a6c2ba28 | 626 | |
d3829fad DH |
627 | /* Videobuf2 */ |
628 | struct vb2_queue vb_vidq; | |
629 | struct vb2_queue vb_vbiq; | |
630 | struct mutex vb_queue_lock; | |
631 | struct mutex vb_vbi_queue_lock; | |
632 | ||
8c873d31 DH |
633 | /* resources in use */ |
634 | unsigned int resources; | |
635 | ||
510e884c FS |
636 | /* eeprom content */ |
637 | u8 *eedata; | |
638 | u16 eedata_len; | |
a6c2ba28 | 639 | |
ad0ebb96 MCC |
640 | /* Isoc control struct */ |
641 | struct em28xx_dmaqueue vidq; | |
28abf083 | 642 | struct em28xx_dmaqueue vbiq; |
74209dc0 | 643 | struct em28xx_usb_ctl usb_ctl; |
ad0ebb96 MCC |
644 | spinlock_t slock; |
645 | ||
d3829fad DH |
646 | unsigned int field_count; |
647 | unsigned int vbi_field_count; | |
648 | ||
a6c2ba28 | 649 | /* usb transfer */ |
650 | struct usb_device *udev; /* the usb device */ | |
c647a91a FS |
651 | u8 analog_ep_isoc; /* address of isoc endpoint for analog */ |
652 | u8 analog_ep_bulk; /* address of bulk endpoint for analog */ | |
653 | u8 dvb_ep_isoc; /* address of isoc endpoint for DVB */ | |
d5b6a746 | 654 | u8 dvb_ep_bulk; /* address of bulk endpoint for DVB */ |
0cf544a6 FS |
655 | int alt; /* alternate setting */ |
656 | int max_pkt_size; /* max packet size of the selected ep at alt */ | |
c647a91a FS |
657 | int packet_multiplier; /* multiplier for wMaxPacketSize, used for |
658 | URB buffer size definition */ | |
0cf544a6 FS |
659 | int num_alt; /* number of alternative settings */ |
660 | unsigned int *alt_max_pkt_size_isoc; /* array of isoc wMaxPacketSize */ | |
7312f2c9 FS |
661 | unsigned int analog_xfer_bulk:1; /* use bulk instead of isoc |
662 | transfers for analog */ | |
0cf544a6 FS |
663 | int dvb_alt_isoc; /* alternate setting for DVB isoc transfers */ |
664 | unsigned int dvb_max_pkt_size_isoc; /* isoc max packet size of the | |
665 | selected DVB ep at dvb_alt */ | |
7312f2c9 FS |
666 | unsigned int dvb_xfer_bulk:1; /* use bulk instead of isoc |
667 | transfers for DVB */ | |
c4a98793 MCC |
668 | char urb_buf[URB_MAX_CTRL_SIZE]; /* urb control msg buffer */ |
669 | ||
a6c2ba28 | 670 | /* helper funcs that call usb_control_msg */ |
6ea54d93 | 671 | int (*em28xx_write_regs) (struct em28xx *dev, u16 reg, |
a6c2ba28 | 672 | char *buf, int len); |
6ea54d93 DSL |
673 | int (*em28xx_read_reg) (struct em28xx *dev, u16 reg); |
674 | int (*em28xx_read_reg_req_len) (struct em28xx *dev, u8 req, u16 reg, | |
675 | char *buf, int len); | |
676 | int (*em28xx_write_regs_req) (struct em28xx *dev, u8 req, u16 reg, | |
a6c2ba28 | 677 | char *buf, int len); |
6ea54d93 | 678 | int (*em28xx_read_reg_req) (struct em28xx *dev, u8 req, u16 reg); |
3aefb79a MCC |
679 | |
680 | enum em28xx_mode mode; | |
681 | ||
f5222609 FS |
682 | /* Button state polling */ |
683 | struct delayed_work buttons_query_work; | |
684 | u8 button_polling_addresses[EM28XX_NUM_BUTTON_ADDRESSES_MAX]; | |
7763481a | 685 | u8 button_polling_last_values[EM28XX_NUM_BUTTON_ADDRESSES_MAX]; |
f5222609 | 686 | u8 num_button_polling_addresses; |
0ff950a7 | 687 | u16 button_polling_interval; /* [ms] */ |
f5222609 | 688 | /* Snapshot button input device */ |
a9fc52bc DH |
689 | char snapshot_button_path[30]; /* path of the input dev */ |
690 | struct input_dev *sbutton_input_dev; | |
a9fc52bc | 691 | |
3421b778 | 692 | struct em28xx_dvb *dvb; |
a6c2ba28 | 693 | }; |
694 | ||
6d79468d MCC |
695 | struct em28xx_ops { |
696 | struct list_head next; | |
697 | char *name; | |
698 | int id; | |
699 | int (*init)(struct em28xx *); | |
700 | int (*fini)(struct em28xx *); | |
a3a048ce MCC |
701 | }; |
702 | ||
3acf2809 | 703 | /* Provided by em28xx-i2c.c */ |
aab3125c | 704 | void em28xx_do_i2c_scan(struct em28xx *dev, unsigned bus); |
a3ea4bf9 FS |
705 | int em28xx_i2c_register(struct em28xx *dev, unsigned bus, |
706 | enum em28xx_i2c_algo_type algo_type); | |
aab3125c | 707 | int em28xx_i2c_unregister(struct em28xx *dev, unsigned bus); |
a6c2ba28 | 708 | |
3acf2809 | 709 | /* Provided by em28xx-core.c */ |
3acf2809 | 710 | int em28xx_read_reg_req_len(struct em28xx *dev, u8 req, u16 reg, |
a6c2ba28 | 711 | char *buf, int len); |
3acf2809 MCC |
712 | int em28xx_read_reg_req(struct em28xx *dev, u8 req, u16 reg); |
713 | int em28xx_read_reg(struct em28xx *dev, u16 reg); | |
714 | int em28xx_write_regs_req(struct em28xx *dev, u8 req, u16 reg, char *buf, | |
a6c2ba28 | 715 | int len); |
3acf2809 | 716 | int em28xx_write_regs(struct em28xx *dev, u16 reg, char *buf, int len); |
b6972489 | 717 | int em28xx_write_reg(struct em28xx *dev, u16 reg, u8 val); |
1bad429e MCC |
718 | int em28xx_write_reg_bits(struct em28xx *dev, u16 reg, u8 val, |
719 | u8 bitmask); | |
6063d077 | 720 | int em28xx_toggle_reg_bits(struct em28xx *dev, u16 reg, u8 bitmask); |
b6972489 | 721 | |
531c98e7 MCC |
722 | int em28xx_read_ac97(struct em28xx *dev, u8 reg); |
723 | int em28xx_write_ac97(struct em28xx *dev, u8 reg, u16 val); | |
724 | ||
3acf2809 | 725 | int em28xx_audio_analog_set(struct em28xx *dev); |
35643943 | 726 | int em28xx_audio_setup(struct em28xx *dev); |
539c96d0 | 727 | |
6b8a3170 FS |
728 | const struct em28xx_led *em28xx_find_led(struct em28xx *dev, |
729 | enum em28xx_led_role role); | |
3acf2809 | 730 | int em28xx_capture_start(struct em28xx *dev, int start); |
6ddd89d0 FS |
731 | int em28xx_alloc_urbs(struct em28xx *dev, enum em28xx_mode mode, int xfer_bulk, |
732 | int num_bufs, int max_pkt_size, int packet_multiplier); | |
057ca0da FS |
733 | int em28xx_init_usb_xfer(struct em28xx *dev, enum em28xx_mode mode, |
734 | int xfer_bulk, | |
735 | int num_bufs, int max_pkt_size, int packet_multiplier, | |
736 | int (*urb_data_copy) | |
737 | (struct em28xx *dev, struct urb *urb)); | |
afb177e0 | 738 | void em28xx_uninit_usb_xfer(struct em28xx *dev, enum em28xx_mode mode); |
5f5f147f | 739 | void em28xx_stop_urbs(struct em28xx *dev); |
c67ec53f MCC |
740 | int em28xx_set_mode(struct em28xx *dev, enum em28xx_mode set_mode); |
741 | int em28xx_gpio_set(struct em28xx *dev, struct em28xx_reg_seq *gpio); | |
6d79468d MCC |
742 | int em28xx_register_extension(struct em28xx_ops *dev); |
743 | void em28xx_unregister_extension(struct em28xx_ops *dev); | |
1a23f81b MCC |
744 | void em28xx_init_extension(struct em28xx *dev); |
745 | void em28xx_close_extension(struct em28xx *dev); | |
746 | ||
3acf2809 | 747 | /* Provided by em28xx-cards.c */ |
3acf2809 MCC |
748 | extern struct em28xx_board em28xx_boards[]; |
749 | extern struct usb_device_id em28xx_id_table[]; | |
d7cba043 | 750 | int em28xx_tuner_callback(void *ptr, int component, int command, int arg); |
1a23f81b | 751 | void em28xx_release_resources(struct em28xx *dev); |
c8793b03 | 752 | |
855ff38e FS |
753 | /* Provided by em28xx-camera.c */ |
754 | int em28xx_detect_sensor(struct em28xx *dev); | |
755 | int em28xx_init_camera(struct em28xx *dev); | |
756 | ||
a6c2ba28 | 757 | /* printk macros */ |
758 | ||
3acf2809 | 759 | #define em28xx_err(fmt, arg...) do {\ |
f85c657f | 760 | printk(KERN_ERR fmt , ##arg); } while (0) |
a6c2ba28 | 761 | |
3acf2809 | 762 | #define em28xx_errdev(fmt, arg...) do {\ |
4ac97914 | 763 | printk(KERN_ERR "%s: "fmt,\ |
f85c657f | 764 | dev->name , ##arg); } while (0) |
a6c2ba28 | 765 | |
3acf2809 | 766 | #define em28xx_info(fmt, arg...) do {\ |
4ac97914 | 767 | printk(KERN_INFO "%s: "fmt,\ |
f85c657f | 768 | dev->name , ##arg); } while (0) |
3acf2809 | 769 | #define em28xx_warn(fmt, arg...) do {\ |
4ac97914 | 770 | printk(KERN_WARNING "%s: "fmt,\ |
f85c657f | 771 | dev->name , ##arg); } while (0) |
a6c2ba28 | 772 | |
6ea54d93 | 773 | static inline int em28xx_compression_disable(struct em28xx *dev) |
a6c2ba28 | 774 | { |
775 | /* side effect of disabling scaler and mixer */ | |
2a29a0d7 | 776 | return em28xx_write_reg(dev, EM28XX_R26_COMPR, 0x00); |
a6c2ba28 | 777 | } |
778 | ||
a6c2ba28 | 779 | /*FIXME: maxw should be dependent of alt mode */ |
6ea54d93 | 780 | static inline unsigned int norm_maxw(struct em28xx *dev) |
30556b23 | 781 | { |
55699964 MCC |
782 | if (dev->board.is_webcam) |
783 | return dev->sensor_xres; | |
784 | ||
1020d13d | 785 | if (dev->board.max_range_640_480) |
7d497f8a | 786 | return 640; |
55699964 MCC |
787 | |
788 | return 720; | |
30556b23 MR |
789 | } |
790 | ||
6ea54d93 | 791 | static inline unsigned int norm_maxh(struct em28xx *dev) |
a6c2ba28 | 792 | { |
55699964 MCC |
793 | if (dev->board.is_webcam) |
794 | return dev->sensor_yres; | |
795 | ||
505b6d0b | 796 | if (dev->board.max_range_640_480) |
7d497f8a | 797 | return 480; |
55699964 MCC |
798 | |
799 | return (dev->norm & V4L2_STD_625_50) ? 576 : 480; | |
a6c2ba28 | 800 | } |
a6c2ba28 | 801 | #endif |