155c6ab9ed
Signed-off-by: Nickolay V. Shmyrev <nshmyrev@yandex.ru> Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
383 lines
9.4 KiB
C
383 lines
9.4 KiB
C
/*
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* Handlers for board audio hooks, splitted from bttv-cards
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*
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* Copyright (c) 2006 Mauro Carvalho Chehab (mchehab@infradead.org)
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* This code is placed under the terms of the GNU General Public License
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*/
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#include "bttv-audio-hook.h"
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#include <linux/delay.h>
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/* ----------------------------------------------------------------------- */
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/* winview */
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void winview_volume(struct bttv *btv, __u16 volume)
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{
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/* PT2254A programming Jon Tombs, jon@gte.esi.us.es */
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int bits_out, loops, vol, data;
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/* 32 levels logarithmic */
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vol = 32 - ((volume>>11));
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/* units */
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bits_out = (PT2254_DBS_IN_2>>(vol%5));
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/* tens */
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bits_out |= (PT2254_DBS_IN_10>>(vol/5));
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bits_out |= PT2254_L_CHANNEL | PT2254_R_CHANNEL;
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data = gpio_read();
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data &= ~(WINVIEW_PT2254_CLK| WINVIEW_PT2254_DATA|
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WINVIEW_PT2254_STROBE);
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for (loops = 17; loops >= 0 ; loops--) {
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if (bits_out & (1<<loops))
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data |= WINVIEW_PT2254_DATA;
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else
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data &= ~WINVIEW_PT2254_DATA;
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gpio_write(data);
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udelay(5);
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data |= WINVIEW_PT2254_CLK;
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gpio_write(data);
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udelay(5);
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data &= ~WINVIEW_PT2254_CLK;
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gpio_write(data);
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}
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data |= WINVIEW_PT2254_STROBE;
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data &= ~WINVIEW_PT2254_DATA;
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gpio_write(data);
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udelay(10);
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data &= ~WINVIEW_PT2254_STROBE;
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gpio_write(data);
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}
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/* ----------------------------------------------------------------------- */
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/* mono/stereo control for various cards (which don't use i2c chips but */
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/* connect something to the GPIO pins */
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void gvbctv3pci_audio(struct bttv *btv, struct v4l2_tuner *t, int set)
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{
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unsigned int con = 0;
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if (set) {
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gpio_inout(0x300, 0x300);
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if (t->audmode & V4L2_TUNER_MODE_LANG1)
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con = 0x000;
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if (t->audmode & V4L2_TUNER_MODE_LANG2)
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con = 0x300;
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if (t->audmode & V4L2_TUNER_MODE_STEREO)
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con = 0x200;
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/* if (t->audmode & V4L2_TUNER_MODE_MONO)
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* con = 0x100; */
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gpio_bits(0x300, con);
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} else {
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t->audmode = V4L2_TUNER_MODE_STEREO |
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V4L2_TUNER_MODE_LANG1 | V4L2_TUNER_MODE_LANG2;
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}
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}
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void gvbctv5pci_audio(struct bttv *btv, struct v4l2_tuner *t, int set)
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{
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unsigned int val, con;
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if (btv->radio_user)
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return;
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val = gpio_read();
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if (set) {
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con = 0x000;
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if (t->audmode & V4L2_TUNER_MODE_LANG2) {
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if (t->audmode & V4L2_TUNER_MODE_LANG1) {
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/* LANG1 + LANG2 */
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con = 0x100;
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}
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else {
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/* LANG2 */
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con = 0x300;
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}
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}
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if (con != (val & 0x300)) {
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gpio_bits(0x300, con);
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if (bttv_gpio)
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bttv_gpio_tracking(btv,"gvbctv5pci");
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}
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} else {
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switch (val & 0x70) {
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case 0x10:
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t->rxsubchans = V4L2_TUNER_SUB_LANG1 | V4L2_TUNER_SUB_LANG2;
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break;
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case 0x30:
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t->rxsubchans = V4L2_TUNER_SUB_LANG2;
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break;
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case 0x50:
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t->rxsubchans = V4L2_TUNER_SUB_LANG1;
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break;
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case 0x60:
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t->rxsubchans = V4L2_TUNER_SUB_STEREO;
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break;
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case 0x70:
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t->rxsubchans = V4L2_TUNER_SUB_MONO;
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break;
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default:
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t->rxsubchans = V4L2_TUNER_SUB_MONO |
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V4L2_TUNER_SUB_STEREO |
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V4L2_TUNER_SUB_LANG1 |
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V4L2_TUNER_SUB_LANG2;
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}
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t->audmode = V4L2_TUNER_MODE_STEREO |
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V4L2_TUNER_MODE_LANG1 | V4L2_TUNER_MODE_LANG2;
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}
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}
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/*
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* Mario Medina Nussbaum <medisoft@alohabbs.org.mx>
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* I discover that on BT848_GPIO_DATA address a byte 0xcce enable stereo,
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* 0xdde enables mono and 0xccd enables sap
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*
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* Petr Vandrovec <VANDROVE@vc.cvut.cz>
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* P.S.: At least mask in line above is wrong - GPIO pins 3,2 select
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* input/output sound connection, so both must be set for output mode.
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*
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* Looks like it's needed only for the "tvphone", the "tvphone 98"
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* handles this with a tda9840
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*
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*/
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void avermedia_tvphone_audio(struct bttv *btv, struct v4l2_tuner *t, int set)
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{
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int val = 0;
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if (set) {
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if (t->audmode & V4L2_TUNER_MODE_LANG2) /* SAP */
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val = 0x02;
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if (t->audmode & V4L2_TUNER_MODE_STEREO)
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val = 0x01;
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if (val) {
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gpio_bits(0x03,val);
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if (bttv_gpio)
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bttv_gpio_tracking(btv,"avermedia");
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}
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} else {
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t->audmode = V4L2_TUNER_MODE_MONO | V4L2_TUNER_MODE_STEREO |
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V4L2_TUNER_MODE_LANG1;
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return;
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}
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}
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void avermedia_tv_stereo_audio(struct bttv *btv, struct v4l2_tuner *t, int set)
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{
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int val = 0;
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if (set) {
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if (t->audmode & V4L2_TUNER_MODE_LANG2) /* SAP */
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val = 0x01;
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if (t->audmode & V4L2_TUNER_MODE_STEREO) /* STEREO */
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val = 0x02;
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btaor(val, ~0x03, BT848_GPIO_DATA);
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if (bttv_gpio)
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bttv_gpio_tracking(btv,"avermedia");
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} else {
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t->audmode = V4L2_TUNER_MODE_MONO | V4L2_TUNER_MODE_STEREO |
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V4L2_TUNER_MODE_LANG1 | V4L2_TUNER_MODE_LANG2;
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return;
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}
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}
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/* Lifetec 9415 handling */
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void lt9415_audio(struct bttv *btv, struct v4l2_tuner *t, int set)
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{
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int val = 0;
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if (gpio_read() & 0x4000) {
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t->audmode = V4L2_TUNER_MODE_MONO;
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return;
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}
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if (set) {
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if (t->audmode & V4L2_TUNER_MODE_LANG2) /* A2 SAP */
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val = 0x0080;
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if (t->audmode & V4L2_TUNER_MODE_STEREO) /* A2 stereo */
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val = 0x0880;
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if ((t->audmode & V4L2_TUNER_MODE_LANG1) ||
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(t->audmode & V4L2_TUNER_MODE_MONO))
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val = 0;
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gpio_bits(0x0880, val);
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if (bttv_gpio)
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bttv_gpio_tracking(btv,"lt9415");
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} else {
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/* autodetect doesn't work with this card :-( */
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t->audmode = V4L2_TUNER_MODE_MONO | V4L2_TUNER_MODE_STEREO |
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V4L2_TUNER_MODE_LANG1 | V4L2_TUNER_MODE_LANG2;
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return;
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}
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}
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/* TDA9821 on TerraTV+ Bt848, Bt878 */
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void terratv_audio(struct bttv *btv, struct v4l2_tuner *t, int set)
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{
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unsigned int con = 0;
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if (set) {
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gpio_inout(0x180000,0x180000);
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if (t->audmode & V4L2_TUNER_MODE_LANG2)
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con = 0x080000;
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if (t->audmode & V4L2_TUNER_MODE_STEREO)
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con = 0x180000;
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gpio_bits(0x180000, con);
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if (bttv_gpio)
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bttv_gpio_tracking(btv,"terratv");
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} else {
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t->audmode = V4L2_TUNER_MODE_MONO | V4L2_TUNER_MODE_STEREO |
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V4L2_TUNER_MODE_LANG1 | V4L2_TUNER_MODE_LANG2;
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}
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}
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void winfast2000_audio(struct bttv *btv, struct v4l2_tuner *t, int set)
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{
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unsigned long val = 0;
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if (set) {
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/*btor (0xc32000, BT848_GPIO_OUT_EN);*/
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if (t->audmode & V4L2_TUNER_MODE_MONO) /* Mono */
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val = 0x420000;
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if (t->audmode & V4L2_TUNER_MODE_LANG1) /* Mono */
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val = 0x420000;
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if (t->audmode & V4L2_TUNER_MODE_LANG2) /* SAP */
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val = 0x410000;
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if (t->audmode & V4L2_TUNER_MODE_STEREO) /* Stereo */
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val = 0x020000;
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if (val) {
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gpio_bits(0x430000, val);
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if (bttv_gpio)
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bttv_gpio_tracking(btv,"winfast2000");
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}
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} else {
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t->audmode = V4L2_TUNER_MODE_MONO | V4L2_TUNER_MODE_STEREO |
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V4L2_TUNER_MODE_LANG1 | V4L2_TUNER_MODE_LANG2;
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}
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}
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/*
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* Dariusz Kowalewski <darekk@automex.pl>
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* sound control for Prolink PV-BT878P+9B (PixelView PlayTV Pro FM+NICAM
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* revision 9B has on-board TDA9874A sound decoder).
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*
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* Note: There are card variants without tda9874a. Forcing the "stereo sound route"
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* will mute this cards.
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*/
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void pvbt878p9b_audio(struct bttv *btv, struct v4l2_tuner *t, int set)
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{
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unsigned int val = 0;
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if (btv->radio_user)
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return;
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if (set) {
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if (t->audmode & V4L2_TUNER_MODE_MONO) {
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val = 0x01;
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}
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if ((t->audmode & (V4L2_TUNER_MODE_LANG1 | V4L2_TUNER_MODE_LANG2))
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|| (t->audmode & V4L2_TUNER_MODE_STEREO)) {
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val = 0x02;
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}
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if (val) {
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gpio_bits(0x03,val);
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if (bttv_gpio)
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bttv_gpio_tracking(btv,"pvbt878p9b");
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}
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} else {
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t->audmode = V4L2_TUNER_MODE_MONO | V4L2_TUNER_MODE_STEREO |
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V4L2_TUNER_MODE_LANG1 | V4L2_TUNER_MODE_LANG2;
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}
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}
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/*
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* Dariusz Kowalewski <darekk@automex.pl>
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* sound control for FlyVideo 2000S (with tda9874 decoder)
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* based on pvbt878p9b_audio() - this is not tested, please fix!!!
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*/
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void fv2000s_audio(struct bttv *btv, struct v4l2_tuner *t, int set)
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{
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unsigned int val = 0xffff;
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if (btv->radio_user)
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return;
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if (set) {
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if (t->audmode & V4L2_TUNER_MODE_MONO) {
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val = 0x0000;
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}
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if ((t->audmode & (V4L2_TUNER_MODE_LANG1 | V4L2_TUNER_MODE_LANG2))
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|| (t->audmode & V4L2_TUNER_MODE_STEREO)) {
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val = 0x1080; /*-dk-???: 0x0880, 0x0080, 0x1800 ... */
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}
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if (val != 0xffff) {
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gpio_bits(0x1800, val);
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if (bttv_gpio)
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bttv_gpio_tracking(btv,"fv2000s");
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}
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} else {
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t->audmode = V4L2_TUNER_MODE_MONO | V4L2_TUNER_MODE_STEREO |
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V4L2_TUNER_MODE_LANG1 | V4L2_TUNER_MODE_LANG2;
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}
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}
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/*
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* sound control for Canopus WinDVR PCI
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* Masaki Suzuki <masaki@btree.org>
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*/
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void windvr_audio(struct bttv *btv, struct v4l2_tuner *t, int set)
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{
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unsigned long val = 0;
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if (set) {
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if (t->audmode & V4L2_TUNER_MODE_MONO)
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val = 0x040000;
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if (t->audmode & V4L2_TUNER_MODE_LANG1)
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val = 0;
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if (t->audmode & V4L2_TUNER_MODE_LANG2)
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val = 0x100000;
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if (t->audmode & V4L2_TUNER_MODE_STEREO)
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val = 0;
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if (val) {
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gpio_bits(0x140000, val);
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if (bttv_gpio)
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bttv_gpio_tracking(btv,"windvr");
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}
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} else {
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t->audmode = V4L2_TUNER_MODE_MONO | V4L2_TUNER_MODE_STEREO |
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V4L2_TUNER_MODE_LANG1 | V4L2_TUNER_MODE_LANG2;
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}
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}
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/*
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* sound control for AD-TVK503
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* Hiroshi Takekawa <sian@big.or.jp>
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*/
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void adtvk503_audio(struct bttv *btv, struct v4l2_tuner *t, int set)
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{
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unsigned int con = 0xffffff;
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/* btaor(0x1e0000, ~0x1e0000, BT848_GPIO_OUT_EN); */
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if (set) {
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/* btor(***, BT848_GPIO_OUT_EN); */
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if (t->audmode & V4L2_TUNER_MODE_LANG1)
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con = 0x00000000;
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if (t->audmode & V4L2_TUNER_MODE_LANG2)
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con = 0x00180000;
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if (t->audmode & V4L2_TUNER_MODE_STEREO)
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con = 0x00000000;
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if (t->audmode & V4L2_TUNER_MODE_MONO)
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con = 0x00060000;
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if (con != 0xffffff) {
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gpio_bits(0x1e0000,con);
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if (bttv_gpio)
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bttv_gpio_tracking(btv, "adtvk503");
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}
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} else {
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t->audmode = V4L2_TUNER_MODE_MONO | V4L2_TUNER_MODE_STEREO |
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V4L2_TUNER_MODE_LANG1 | V4L2_TUNER_MODE_LANG2;
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}
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}
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