2 * Handlers for board audio hooks, splitted from bttv-cards
4 * Copyright (c) 2006 Mauro Carvalho Chehab (mchehab@infradead.org)
5 * This code is placed under the terms of the GNU General Public License
8 /* ----------------------------------------------------------------------- */
12 #include <linux/videodev.h>
14 static void winview_audio(struct bttv *btv, struct video_audio *v, int set)
16 /* PT2254A programming Jon Tombs, jon@gte.esi.us.es */
17 int bits_out, loops, vol, data;
20 /* Fixed by Leandro Lucarella <luca@linuxmendoza.org.ar (07/31/01) */
21 v->flags |= VIDEO_AUDIO_VOLUME;
25 /* 32 levels logarithmic */
26 vol = 32 - ((v->volume>>11));
28 bits_out = (PT2254_DBS_IN_2>>(vol%5));
30 bits_out |= (PT2254_DBS_IN_10>>(vol/5));
31 bits_out |= PT2254_L_CHANNEL | PT2254_R_CHANNEL;
33 data &= ~(WINVIEW_PT2254_CLK| WINVIEW_PT2254_DATA|
34 WINVIEW_PT2254_STROBE);
35 for (loops = 17; loops >= 0 ; loops--) {
36 if (bits_out & (1<<loops))
37 data |= WINVIEW_PT2254_DATA;
39 data &= ~WINVIEW_PT2254_DATA;
42 data |= WINVIEW_PT2254_CLK;
45 data &= ~WINVIEW_PT2254_CLK;
48 data |= WINVIEW_PT2254_STROBE;
49 data &= ~WINVIEW_PT2254_DATA;
52 data &= ~WINVIEW_PT2254_STROBE;
56 /* ----------------------------------------------------------------------- */
57 /* mono/stereo control for various cards (which don't use i2c chips but */
58 /* connect something to the GPIO pins */
61 gvbctv3pci_audio(struct bttv *btv, struct video_audio *v, int set)
66 gpio_inout(0x300, 0x300);
67 if (v->mode & VIDEO_SOUND_LANG1)
69 if (v->mode & VIDEO_SOUND_LANG2)
71 if (v->mode & VIDEO_SOUND_STEREO)
73 /* if (v->mode & VIDEO_SOUND_MONO)
75 gpio_bits(0x300, con);
77 v->mode = VIDEO_SOUND_STEREO |
78 VIDEO_SOUND_LANG1 | VIDEO_SOUND_LANG2;
83 gvbctv5pci_audio(struct bttv *btv, struct video_audio *v, int set)
85 unsigned int val, con;
93 if (v->mode & VIDEO_SOUND_LANG2) {
94 if (v->mode & VIDEO_SOUND_LANG1) {
103 if (con != (val & 0x300)) {
104 gpio_bits(0x300, con);
106 bttv_gpio_tracking(btv,"gvbctv5pci");
109 switch (val & 0x70) {
111 v->mode = VIDEO_SOUND_LANG1 | VIDEO_SOUND_LANG2;
114 v->mode = VIDEO_SOUND_LANG2;
117 v->mode = VIDEO_SOUND_LANG1;
120 v->mode = VIDEO_SOUND_STEREO;
123 v->mode = VIDEO_SOUND_MONO;
126 v->mode = VIDEO_SOUND_MONO | VIDEO_SOUND_STEREO |
127 VIDEO_SOUND_LANG1 | VIDEO_SOUND_LANG2;
133 * Mario Medina Nussbaum <medisoft@alohabbs.org.mx>
134 * I discover that on BT848_GPIO_DATA address a byte 0xcce enable stereo,
135 * 0xdde enables mono and 0xccd enables sap
137 * Petr Vandrovec <VANDROVE@vc.cvut.cz>
138 * P.S.: At least mask in line above is wrong - GPIO pins 3,2 select
139 * input/output sound connection, so both must be set for output mode.
141 * Looks like it's needed only for the "tvphone", the "tvphone 98"
142 * handles this with a tda9840
146 avermedia_tvphone_audio(struct bttv *btv, struct video_audio *v, int set)
151 if (v->mode & VIDEO_SOUND_LANG2) /* SAP */
153 if (v->mode & VIDEO_SOUND_STEREO)
158 bttv_gpio_tracking(btv,"avermedia");
161 v->mode = VIDEO_SOUND_MONO | VIDEO_SOUND_STEREO |
168 avermedia_tv_stereo_audio(struct bttv *btv, struct video_audio *v, int set)
173 if (v->mode & VIDEO_SOUND_LANG2) /* SAP */
175 if (v->mode & VIDEO_SOUND_STEREO) /* STEREO */
177 btaor(val, ~0x03, BT848_GPIO_DATA);
179 bttv_gpio_tracking(btv,"avermedia");
181 v->mode = VIDEO_SOUND_MONO | VIDEO_SOUND_STEREO |
182 VIDEO_SOUND_LANG1 | VIDEO_SOUND_LANG2;
187 /* Lifetec 9415 handling */
189 lt9415_audio(struct bttv *btv, struct video_audio *v, int set)
193 if (gpio_read() & 0x4000) {
194 v->mode = VIDEO_SOUND_MONO;
199 if (v->mode & VIDEO_SOUND_LANG2) /* A2 SAP */
201 if (v->mode & VIDEO_SOUND_STEREO) /* A2 stereo */
203 if ((v->mode & VIDEO_SOUND_LANG1) ||
204 (v->mode & VIDEO_SOUND_MONO))
206 gpio_bits(0x0880, val);
208 bttv_gpio_tracking(btv,"lt9415");
210 /* autodetect doesn't work with this card :-( */
211 v->mode = VIDEO_SOUND_MONO | VIDEO_SOUND_STEREO |
212 VIDEO_SOUND_LANG1 | VIDEO_SOUND_LANG2;
217 /* TDA9821 on TerraTV+ Bt848, Bt878 */
219 terratv_audio(struct bttv *btv, struct video_audio *v, int set)
221 unsigned int con = 0;
224 gpio_inout(0x180000,0x180000);
225 if (v->mode & VIDEO_SOUND_LANG2)
227 if (v->mode & VIDEO_SOUND_STEREO)
229 gpio_bits(0x180000, con);
231 bttv_gpio_tracking(btv,"terratv");
233 v->mode = VIDEO_SOUND_MONO | VIDEO_SOUND_STEREO |
234 VIDEO_SOUND_LANG1 | VIDEO_SOUND_LANG2;
239 winfast2000_audio(struct bttv *btv, struct video_audio *v, int set)
241 unsigned long val = 0;
244 /*btor (0xc32000, BT848_GPIO_OUT_EN);*/
245 if (v->mode & VIDEO_SOUND_MONO) /* Mono */
247 if (v->mode & VIDEO_SOUND_LANG1) /* Mono */
249 if (v->mode & VIDEO_SOUND_LANG2) /* SAP */
251 if (v->mode & VIDEO_SOUND_STEREO) /* Stereo */
254 gpio_bits(0x430000, val);
256 bttv_gpio_tracking(btv,"winfast2000");
259 v->mode = VIDEO_SOUND_MONO | VIDEO_SOUND_STEREO |
260 VIDEO_SOUND_LANG1 | VIDEO_SOUND_LANG2;
265 * Dariusz Kowalewski <darekk@automex.pl>
266 * sound control for Prolink PV-BT878P+9B (PixelView PlayTV Pro FM+NICAM
267 * revision 9B has on-board TDA9874A sound decoder).
269 * Note: There are card variants without tda9874a. Forcing the "stereo sound route"
270 * will mute this cards.
273 pvbt878p9b_audio(struct bttv *btv, struct video_audio *v, int set)
275 unsigned int val = 0;
281 if (v->mode & VIDEO_SOUND_MONO) {
284 if ((v->mode & (VIDEO_SOUND_LANG1 | VIDEO_SOUND_LANG2))
285 || (v->mode & VIDEO_SOUND_STEREO)) {
291 bttv_gpio_tracking(btv,"pvbt878p9b");
294 v->mode = VIDEO_SOUND_MONO | VIDEO_SOUND_STEREO |
295 VIDEO_SOUND_LANG1 | VIDEO_SOUND_LANG2;
300 * Dariusz Kowalewski <darekk@automex.pl>
301 * sound control for FlyVideo 2000S (with tda9874 decoder)
302 * based on pvbt878p9b_audio() - this is not tested, please fix!!!
305 fv2000s_audio(struct bttv *btv, struct video_audio *v, int set)
307 unsigned int val = 0xffff;
313 if (v->mode & VIDEO_SOUND_MONO) {
316 if ((v->mode & (VIDEO_SOUND_LANG1 | VIDEO_SOUND_LANG2))
317 || (v->mode & VIDEO_SOUND_STEREO)) {
318 val = 0x1080; /*-dk-???: 0x0880, 0x0080, 0x1800 ... */
321 gpio_bits(0x1800, val);
323 bttv_gpio_tracking(btv,"fv2000s");
326 v->mode = VIDEO_SOUND_MONO | VIDEO_SOUND_STEREO |
327 VIDEO_SOUND_LANG1 | VIDEO_SOUND_LANG2;
332 * sound control for Canopus WinDVR PCI
333 * Masaki Suzuki <masaki@btree.org>
336 windvr_audio(struct bttv *btv, struct video_audio *v, int set)
338 unsigned long val = 0;
341 if (v->mode & VIDEO_SOUND_MONO)
343 if (v->mode & VIDEO_SOUND_LANG1)
345 if (v->mode & VIDEO_SOUND_LANG2)
347 if (v->mode & VIDEO_SOUND_STEREO)
350 gpio_bits(0x140000, val);
352 bttv_gpio_tracking(btv,"windvr");
355 v->mode = VIDEO_SOUND_MONO | VIDEO_SOUND_STEREO |
356 VIDEO_SOUND_LANG1 | VIDEO_SOUND_LANG2;
361 * sound control for AD-TVK503
362 * Hiroshi Takekawa <sian@big.or.jp>
365 adtvk503_audio(struct bttv *btv, struct video_audio *v, int set)
367 unsigned int con = 0xffffff;
369 /* btaor(0x1e0000, ~0x1e0000, BT848_GPIO_OUT_EN); */
372 /* btor(***, BT848_GPIO_OUT_EN); */
373 if (v->mode & VIDEO_SOUND_LANG1)
375 if (v->mode & VIDEO_SOUND_LANG2)
377 if (v->mode & VIDEO_SOUND_STEREO)
379 if (v->mode & VIDEO_SOUND_MONO)
381 if (con != 0xffffff) {
382 gpio_bits(0x1e0000,con);
384 bttv_gpio_tracking(btv, "adtvk503");
387 v->mode = VIDEO_SOUND_MONO | VIDEO_SOUND_STEREO |
388 VIDEO_SOUND_LANG1 | VIDEO_SOUND_LANG2;