490 lines
10 KiB
C
490 lines
10 KiB
C
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/*
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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@kernel.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;
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if (!set) {
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/* Not much to do here */
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t->audmode = V4L2_TUNER_MODE_LANG1;
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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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return;
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}
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gpio_inout(0x300, 0x300);
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switch (t->audmode) {
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case V4L2_TUNER_MODE_LANG1:
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default:
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con = 0x000;
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break;
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case V4L2_TUNER_MODE_LANG2:
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con = 0x300;
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break;
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case V4L2_TUNER_MODE_STEREO:
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con = 0x200;
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break;
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}
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gpio_bits(0x300, con);
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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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switch (t->audmode) {
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case V4L2_TUNER_MODE_LANG2:
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con = 0x300;
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break;
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case V4L2_TUNER_MODE_LANG1_LANG2:
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con = 0x100;
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break;
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default:
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con = 0x000;
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break;
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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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t->audmode = V4L2_TUNER_MODE_LANG1_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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t->audmode = V4L2_TUNER_MODE_LANG1_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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t->audmode = V4L2_TUNER_MODE_LANG1_LANG2;
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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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t->audmode = V4L2_TUNER_MODE_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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t->audmode = V4L2_TUNER_MODE_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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t->audmode = V4L2_TUNER_MODE_LANG1;
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}
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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;
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if (!set) {
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/* Not much to do here */
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t->audmode = V4L2_TUNER_MODE_LANG1;
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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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return;
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}
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switch (t->audmode) {
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case V4L2_TUNER_MODE_LANG2: /* SAP */
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val = 0x02;
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break;
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case V4L2_TUNER_MODE_STEREO:
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val = 0x01;
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break;
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default:
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return;
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}
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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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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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/* Not much to do here */
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t->audmode = V4L2_TUNER_MODE_LANG1;
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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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return;
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}
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switch (t->audmode) {
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case V4L2_TUNER_MODE_LANG2: /* SAP */
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val = 0x01;
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break;
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case V4L2_TUNER_MODE_STEREO:
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val = 0x02;
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break;
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default:
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val = 0;
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break;
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}
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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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}
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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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/* Not much to do here */
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t->audmode = V4L2_TUNER_MODE_LANG1;
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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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return;
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}
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switch (t->audmode) {
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case V4L2_TUNER_MODE_LANG2: /* A2 SAP */
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val = 0x0080;
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break;
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case V4L2_TUNER_MODE_STEREO: /* A2 stereo */
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val = 0x0880;
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break;
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default:
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val = 0;
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break;
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}
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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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}
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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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/* Not much to do here */
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t->audmode = V4L2_TUNER_MODE_LANG1;
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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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return;
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}
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gpio_inout(0x180000, 0x180000);
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switch (t->audmode) {
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case V4L2_TUNER_MODE_LANG2:
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con = 0x080000;
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break;
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case V4L2_TUNER_MODE_STEREO:
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con = 0x180000;
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break;
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default:
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con = 0;
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break;
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}
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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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}
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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;
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if (!set) {
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/* Not much to do here */
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t->audmode = V4L2_TUNER_MODE_LANG1;
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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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return;
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}
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/*btor (0xc32000, BT848_GPIO_OUT_EN);*/
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switch (t->audmode) {
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case V4L2_TUNER_MODE_MONO:
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case V4L2_TUNER_MODE_LANG1:
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val = 0x420000;
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break;
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case V4L2_TUNER_MODE_LANG2: /* SAP */
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val = 0x410000;
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break;
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case V4L2_TUNER_MODE_STEREO:
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val = 0x020000;
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break;
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default:
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return;
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}
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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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/*
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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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/* Not much to do here */
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t->audmode = V4L2_TUNER_MODE_LANG1;
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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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return;
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}
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switch (t->audmode) {
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case V4L2_TUNER_MODE_MONO:
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val = 0x01;
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break;
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case V4L2_TUNER_MODE_LANG1:
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case V4L2_TUNER_MODE_LANG2:
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case V4L2_TUNER_MODE_STEREO:
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val = 0x02;
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break;
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default:
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return;
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}
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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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}
|
||
|
|
|
||
|
|
/*
|
||
|
|
* Dariusz Kowalewski <darekk@automex.pl>
|
||
|
|
* sound control for FlyVideo 2000S (with tda9874 decoder)
|
||
|
|
* based on pvbt878p9b_audio() - this is not tested, please fix!!!
|
||
|
|
*/
|
||
|
|
void fv2000s_audio(struct bttv *btv, struct v4l2_tuner *t, int set)
|
||
|
|
{
|
||
|
|
unsigned int val;
|
||
|
|
|
||
|
|
if (btv->radio_user)
|
||
|
|
return;
|
||
|
|
|
||
|
|
if (!set) {
|
||
|
|
/* Not much to do here */
|
||
|
|
t->audmode = V4L2_TUNER_MODE_LANG1;
|
||
|
|
t->rxsubchans = V4L2_TUNER_SUB_MONO |
|
||
|
|
V4L2_TUNER_SUB_STEREO |
|
||
|
|
V4L2_TUNER_SUB_LANG1 |
|
||
|
|
V4L2_TUNER_SUB_LANG2;
|
||
|
|
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
|
||
|
|
switch (t->audmode) {
|
||
|
|
case V4L2_TUNER_MODE_MONO:
|
||
|
|
val = 0x0000;
|
||
|
|
break;
|
||
|
|
case V4L2_TUNER_MODE_LANG1:
|
||
|
|
case V4L2_TUNER_MODE_LANG2:
|
||
|
|
case V4L2_TUNER_MODE_STEREO:
|
||
|
|
val = 0x1080; /*-dk-???: 0x0880, 0x0080, 0x1800 ... */
|
||
|
|
break;
|
||
|
|
default:
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
gpio_bits(0x1800, val);
|
||
|
|
if (bttv_gpio)
|
||
|
|
bttv_gpio_tracking(btv, "fv2000s");
|
||
|
|
}
|
||
|
|
|
||
|
|
/*
|
||
|
|
* sound control for Canopus WinDVR PCI
|
||
|
|
* Masaki Suzuki <masaki@btree.org>
|
||
|
|
*/
|
||
|
|
void windvr_audio(struct bttv *btv, struct v4l2_tuner *t, int set)
|
||
|
|
{
|
||
|
|
unsigned long val;
|
||
|
|
|
||
|
|
if (!set) {
|
||
|
|
/* Not much to do here */
|
||
|
|
t->audmode = V4L2_TUNER_MODE_LANG1;
|
||
|
|
t->rxsubchans = V4L2_TUNER_SUB_MONO |
|
||
|
|
V4L2_TUNER_SUB_STEREO |
|
||
|
|
V4L2_TUNER_SUB_LANG1 |
|
||
|
|
V4L2_TUNER_SUB_LANG2;
|
||
|
|
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
|
||
|
|
switch (t->audmode) {
|
||
|
|
case V4L2_TUNER_MODE_MONO:
|
||
|
|
val = 0x040000;
|
||
|
|
break;
|
||
|
|
case V4L2_TUNER_MODE_LANG2:
|
||
|
|
val = 0x100000;
|
||
|
|
break;
|
||
|
|
default:
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
|
||
|
|
gpio_bits(0x140000, val);
|
||
|
|
if (bttv_gpio)
|
||
|
|
bttv_gpio_tracking(btv, "windvr");
|
||
|
|
}
|
||
|
|
|
||
|
|
/*
|
||
|
|
* sound control for AD-TVK503
|
||
|
|
* Hiroshi Takekawa <sian@big.or.jp>
|
||
|
|
*/
|
||
|
|
void adtvk503_audio(struct bttv *btv, struct v4l2_tuner *t, int set)
|
||
|
|
{
|
||
|
|
unsigned int con = 0xffffff;
|
||
|
|
|
||
|
|
/* btaor(0x1e0000, ~0x1e0000, BT848_GPIO_OUT_EN); */
|
||
|
|
|
||
|
|
if (!set) {
|
||
|
|
/* Not much to do here */
|
||
|
|
t->audmode = V4L2_TUNER_MODE_LANG1;
|
||
|
|
t->rxsubchans = V4L2_TUNER_SUB_MONO |
|
||
|
|
V4L2_TUNER_SUB_STEREO |
|
||
|
|
V4L2_TUNER_SUB_LANG1 |
|
||
|
|
V4L2_TUNER_SUB_LANG2;
|
||
|
|
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
|
||
|
|
/* btor(***, BT848_GPIO_OUT_EN); */
|
||
|
|
switch (t->audmode) {
|
||
|
|
case V4L2_TUNER_MODE_LANG1:
|
||
|
|
con = 0x00000000;
|
||
|
|
break;
|
||
|
|
case V4L2_TUNER_MODE_LANG2:
|
||
|
|
con = 0x00180000;
|
||
|
|
break;
|
||
|
|
case V4L2_TUNER_MODE_STEREO:
|
||
|
|
con = 0x00000000;
|
||
|
|
break;
|
||
|
|
case V4L2_TUNER_MODE_MONO:
|
||
|
|
con = 0x00060000;
|
||
|
|
break;
|
||
|
|
default:
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
|
||
|
|
gpio_bits(0x1e0000, con);
|
||
|
|
if (bttv_gpio)
|
||
|
|
bttv_gpio_tracking(btv, "adtvk503");
|
||
|
|
}
|