872 строки
26 KiB
C
872 строки
26 KiB
C
/*
|
|
* Copyright (C) 2010-2013 Bluecherry, LLC <http://www.bluecherrydvr.com>
|
|
*
|
|
* Original author:
|
|
* Ben Collins <bcollins@ubuntu.com>
|
|
*
|
|
* Additional work by:
|
|
* John Brooks <john.brooks@bluecherry.net>
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License as published by
|
|
* the Free Software Foundation; either version 2 of the License, or
|
|
* (at your option) any later version.
|
|
*
|
|
* This program is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU General Public License for more details.
|
|
*/
|
|
|
|
#include <linux/kernel.h>
|
|
#include <linux/delay.h>
|
|
|
|
#include "solo6x10.h"
|
|
#include "solo6x10-tw28.h"
|
|
|
|
#define DEFAULT_HDELAY_NTSC (32 - 8)
|
|
#define DEFAULT_HACTIVE_NTSC (720 + 16)
|
|
#define DEFAULT_VDELAY_NTSC (7 - 2)
|
|
#define DEFAULT_VACTIVE_NTSC (240 + 4)
|
|
|
|
#define DEFAULT_HDELAY_PAL (32 + 4)
|
|
#define DEFAULT_HACTIVE_PAL (864-DEFAULT_HDELAY_PAL)
|
|
#define DEFAULT_VDELAY_PAL (6)
|
|
#define DEFAULT_VACTIVE_PAL (312-DEFAULT_VDELAY_PAL)
|
|
|
|
|
|
static const u8 tbl_tw2864_ntsc_template[] = {
|
|
0x00, 0xf0, 0x70, 0x30, 0x80, 0x80, 0x00, 0x02, /* 0x00 */
|
|
0x12, 0xf5, 0x0c, 0xd0, 0x00, 0x00, 0x00, 0x7f,
|
|
0x00, 0xf0, 0x70, 0x30, 0x80, 0x80, 0x00, 0x02, /* 0x10 */
|
|
0x12, 0xf5, 0x0c, 0xd0, 0x00, 0x00, 0x00, 0x7f,
|
|
0x00, 0xf0, 0x70, 0x30, 0x80, 0x80, 0x00, 0x02, /* 0x20 */
|
|
0x12, 0xf5, 0x0c, 0xd0, 0x00, 0x00, 0x00, 0x7f,
|
|
0x00, 0xf0, 0x70, 0x30, 0x80, 0x80, 0x00, 0x02, /* 0x30 */
|
|
0x12, 0xf5, 0x0c, 0xd0, 0x00, 0x00, 0x00, 0x7f,
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x40 */
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x50 */
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x60 */
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x70 */
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xA3, 0x00,
|
|
0x00, 0x02, 0x00, 0xcc, 0x00, 0x80, 0x44, 0x50, /* 0x80 */
|
|
0x22, 0x01, 0xd8, 0xbc, 0xb8, 0x44, 0x38, 0x00,
|
|
0x00, 0x78, 0x72, 0x3e, 0x14, 0xa5, 0xe4, 0x05, /* 0x90 */
|
|
0x00, 0x28, 0x44, 0x44, 0xa0, 0x88, 0x5a, 0x01,
|
|
0x08, 0x08, 0x08, 0x08, 0x1a, 0x1a, 0x1a, 0x1a, /* 0xa0 */
|
|
0x00, 0x00, 0x00, 0xf0, 0xf0, 0xf0, 0xf0, 0x44,
|
|
0x44, 0x0a, 0x00, 0xff, 0xef, 0xef, 0xef, 0xef, /* 0xb0 */
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0xc0 */
|
|
0x00, 0x00, 0x55, 0x00, 0xb1, 0xe4, 0x40, 0x00,
|
|
0x77, 0x77, 0x01, 0x13, 0x57, 0x9b, 0xdf, 0x20, /* 0xd0 */
|
|
0x64, 0xa8, 0xec, 0xc1, 0x0f, 0x11, 0x11, 0x81,
|
|
0x00, 0xe0, 0xbb, 0xbb, 0x00, 0x11, 0x00, 0x00, /* 0xe0 */
|
|
0x11, 0x00, 0x00, 0x11, 0x00, 0x00, 0x11, 0x00,
|
|
0x83, 0xb5, 0x09, 0x78, 0x85, 0x00, 0x01, 0x20, /* 0xf0 */
|
|
0x64, 0x11, 0x40, 0xaf, 0xff, 0x00, 0x00, 0x00,
|
|
};
|
|
|
|
static const u8 tbl_tw2864_pal_template[] = {
|
|
0x00, 0xf0, 0x70, 0x30, 0x80, 0x80, 0x00, 0x12, /* 0x00 */
|
|
0x18, 0xf5, 0x0c, 0xd0, 0x00, 0x00, 0x01, 0x7f,
|
|
0x00, 0xf0, 0x70, 0x30, 0x80, 0x80, 0x00, 0x12, /* 0x10 */
|
|
0x18, 0xf5, 0x0c, 0xd0, 0x00, 0x00, 0x01, 0x7f,
|
|
0x00, 0xf0, 0x70, 0x30, 0x80, 0x80, 0x00, 0x12, /* 0x20 */
|
|
0x18, 0xf5, 0x0c, 0xd0, 0x00, 0x00, 0x01, 0x7f,
|
|
0x00, 0xf0, 0x70, 0x30, 0x80, 0x80, 0x00, 0x12, /* 0x30 */
|
|
0x18, 0xf5, 0x0c, 0xd0, 0x00, 0x00, 0x01, 0x7f,
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x40 */
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x50 */
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x60 */
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x70 */
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xA3, 0x00,
|
|
0x00, 0x02, 0x00, 0xcc, 0x00, 0x80, 0x44, 0x50, /* 0x80 */
|
|
0x22, 0x01, 0xd8, 0xbc, 0xb8, 0x44, 0x38, 0x00,
|
|
0x00, 0x78, 0x72, 0x3e, 0x14, 0xa5, 0xe4, 0x05, /* 0x90 */
|
|
0x00, 0x28, 0x44, 0x44, 0xa0, 0x90, 0x5a, 0x01,
|
|
0x0a, 0x0a, 0x0a, 0x0a, 0x1a, 0x1a, 0x1a, 0x1a, /* 0xa0 */
|
|
0x00, 0x00, 0x00, 0xf0, 0xf0, 0xf0, 0xf0, 0x44,
|
|
0x44, 0x0a, 0x00, 0xff, 0xef, 0xef, 0xef, 0xef, /* 0xb0 */
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0xc0 */
|
|
0x00, 0x00, 0x55, 0x00, 0xb1, 0xe4, 0x40, 0x00,
|
|
0x77, 0x77, 0x01, 0x13, 0x57, 0x9b, 0xdf, 0x20, /* 0xd0 */
|
|
0x64, 0xa8, 0xec, 0xc1, 0x0f, 0x11, 0x11, 0x81,
|
|
0x00, 0xe0, 0xbb, 0xbb, 0x00, 0x11, 0x00, 0x00, /* 0xe0 */
|
|
0x11, 0x00, 0x00, 0x11, 0x00, 0x00, 0x11, 0x00,
|
|
0x83, 0xb5, 0x09, 0x00, 0xa0, 0x00, 0x01, 0x20, /* 0xf0 */
|
|
0x64, 0x11, 0x40, 0xaf, 0xff, 0x00, 0x00, 0x00,
|
|
};
|
|
|
|
static const u8 tbl_tw2865_ntsc_template[] = {
|
|
0x00, 0xf0, 0x70, 0x30, 0x80, 0x80, 0x00, 0x02, /* 0x00 */
|
|
0x12, 0xff, 0x09, 0xd0, 0x00, 0x00, 0x00, 0x7f,
|
|
0x00, 0xf0, 0x70, 0x30, 0x80, 0x80, 0x00, 0x02, /* 0x10 */
|
|
0x12, 0xff, 0x09, 0xd0, 0x00, 0x00, 0x00, 0x7f,
|
|
0x00, 0xf0, 0x70, 0x30, 0x80, 0x80, 0x00, 0x02, /* 0x20 */
|
|
0x12, 0xff, 0x09, 0xd0, 0x00, 0x00, 0x00, 0x7f,
|
|
0x00, 0xf0, 0x70, 0x48, 0x80, 0x80, 0x00, 0x02, /* 0x30 */
|
|
0x12, 0xff, 0x09, 0xd0, 0x00, 0x00, 0x00, 0x7f,
|
|
0x00, 0x00, 0x90, 0x68, 0x00, 0x38, 0x80, 0x80, /* 0x40 */
|
|
0x80, 0x80, 0x77, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x50 */
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
0x45, 0x11, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x60 */
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x21, 0x43,
|
|
0x08, 0x00, 0x00, 0x01, 0xf1, 0x03, 0xEF, 0x03, /* 0x70 */
|
|
0xE9, 0x03, 0xD9, 0x15, 0x15, 0xE4, 0xA3, 0x80,
|
|
0x00, 0x02, 0x00, 0xCC, 0x00, 0x80, 0x44, 0x50, /* 0x80 */
|
|
0x22, 0x01, 0xD8, 0xBC, 0xB8, 0x44, 0x38, 0x00,
|
|
0x00, 0x78, 0x44, 0x3D, 0x14, 0xA5, 0xE0, 0x05, /* 0x90 */
|
|
0x00, 0x28, 0x44, 0x44, 0xA0, 0x90, 0x52, 0x13,
|
|
0x08, 0x08, 0x08, 0x08, 0x1A, 0x1A, 0x1B, 0x1A, /* 0xa0 */
|
|
0x00, 0x00, 0x00, 0xF0, 0xF0, 0xF0, 0xF0, 0x44,
|
|
0x44, 0x4A, 0x00, 0xFF, 0xEF, 0xEF, 0xEF, 0xEF, /* 0xb0 */
|
|
0xFF, 0xE7, 0xE9, 0xE9, 0xEB, 0xFF, 0xD6, 0xD8,
|
|
0xD8, 0xD7, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0xc0 */
|
|
0x00, 0x00, 0x55, 0x00, 0xE4, 0x39, 0x00, 0x80,
|
|
0x77, 0x77, 0x03, 0x20, 0x57, 0x9b, 0xdf, 0x31, /* 0xd0 */
|
|
0x64, 0xa8, 0xec, 0xd1, 0x0f, 0x11, 0x11, 0x81,
|
|
0x10, 0xC0, 0xAA, 0xAA, 0x00, 0x11, 0x00, 0x00, /* 0xe0 */
|
|
0x11, 0x00, 0x00, 0x11, 0x00, 0x00, 0x11, 0x00,
|
|
0x83, 0xB5, 0x09, 0x78, 0x85, 0x00, 0x01, 0x20, /* 0xf0 */
|
|
0x64, 0x51, 0x40, 0xaf, 0xFF, 0xF0, 0x00, 0xC0,
|
|
};
|
|
|
|
static const u8 tbl_tw2865_pal_template[] = {
|
|
0x00, 0xf0, 0x70, 0x30, 0x80, 0x80, 0x00, 0x12, /* 0x00 */
|
|
0x11, 0xff, 0x01, 0xc3, 0x00, 0x00, 0x01, 0x7f,
|
|
0x00, 0xf0, 0x70, 0x30, 0x80, 0x80, 0x00, 0x12, /* 0x10 */
|
|
0x11, 0xff, 0x01, 0xc3, 0x00, 0x00, 0x01, 0x7f,
|
|
0x00, 0xf0, 0x70, 0x30, 0x80, 0x80, 0x00, 0x12, /* 0x20 */
|
|
0x11, 0xff, 0x01, 0xc3, 0x00, 0x00, 0x01, 0x7f,
|
|
0x00, 0xf0, 0x70, 0x30, 0x80, 0x80, 0x00, 0x12, /* 0x30 */
|
|
0x11, 0xff, 0x01, 0xc3, 0x00, 0x00, 0x01, 0x7f,
|
|
0x00, 0x94, 0x90, 0x48, 0x00, 0x38, 0x7F, 0x80, /* 0x40 */
|
|
0x80, 0x80, 0x77, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x50 */
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
0x45, 0x11, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x60 */
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x21, 0x43,
|
|
0x08, 0x00, 0x00, 0x01, 0xf1, 0x03, 0xEF, 0x03, /* 0x70 */
|
|
0xEA, 0x03, 0xD9, 0x15, 0x15, 0xE4, 0xA3, 0x80,
|
|
0x00, 0x02, 0x00, 0xCC, 0x00, 0x80, 0x44, 0x50, /* 0x80 */
|
|
0x22, 0x01, 0xD8, 0xBC, 0xB8, 0x44, 0x38, 0x00,
|
|
0x00, 0x78, 0x44, 0x3D, 0x14, 0xA5, 0xE0, 0x05, /* 0x90 */
|
|
0x00, 0x28, 0x44, 0x44, 0xA0, 0x90, 0x52, 0x13,
|
|
0x08, 0x08, 0x08, 0x08, 0x1A, 0x1A, 0x1A, 0x1A, /* 0xa0 */
|
|
0x00, 0x00, 0x00, 0xF0, 0xF0, 0xF0, 0xF0, 0x44,
|
|
0x44, 0x4A, 0x00, 0xFF, 0xEF, 0xEF, 0xEF, 0xEF, /* 0xb0 */
|
|
0xFF, 0xE7, 0xE9, 0xE9, 0xE9, 0xFF, 0xD7, 0xD8,
|
|
0xD9, 0xD8, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0xc0 */
|
|
0x00, 0x00, 0x55, 0x00, 0xE4, 0x39, 0x00, 0x80,
|
|
0x77, 0x77, 0x03, 0x20, 0x57, 0x9b, 0xdf, 0x31, /* 0xd0 */
|
|
0x64, 0xa8, 0xec, 0xd1, 0x0f, 0x11, 0x11, 0x81,
|
|
0x10, 0xC0, 0xAA, 0xAA, 0x00, 0x11, 0x00, 0x00, /* 0xe0 */
|
|
0x11, 0x00, 0x00, 0x11, 0x00, 0x00, 0x11, 0x00,
|
|
0x83, 0xB5, 0x09, 0x00, 0xA0, 0x00, 0x01, 0x20, /* 0xf0 */
|
|
0x64, 0x51, 0x40, 0xaf, 0xFF, 0xF0, 0x00, 0xC0,
|
|
};
|
|
|
|
#define is_tw286x(__solo, __id) (!(__solo->tw2815 & (1 << __id)))
|
|
|
|
static u8 tw_readbyte(struct solo_dev *solo_dev, int chip_id, u8 tw6x_off,
|
|
u8 tw_off)
|
|
{
|
|
if (is_tw286x(solo_dev, chip_id))
|
|
return solo_i2c_readbyte(solo_dev, SOLO_I2C_TW,
|
|
TW_CHIP_OFFSET_ADDR(chip_id),
|
|
tw6x_off);
|
|
else
|
|
return solo_i2c_readbyte(solo_dev, SOLO_I2C_TW,
|
|
TW_CHIP_OFFSET_ADDR(chip_id),
|
|
tw_off);
|
|
}
|
|
|
|
static void tw_writebyte(struct solo_dev *solo_dev, int chip_id,
|
|
u8 tw6x_off, u8 tw_off, u8 val)
|
|
{
|
|
if (is_tw286x(solo_dev, chip_id))
|
|
solo_i2c_writebyte(solo_dev, SOLO_I2C_TW,
|
|
TW_CHIP_OFFSET_ADDR(chip_id),
|
|
tw6x_off, val);
|
|
else
|
|
solo_i2c_writebyte(solo_dev, SOLO_I2C_TW,
|
|
TW_CHIP_OFFSET_ADDR(chip_id),
|
|
tw_off, val);
|
|
}
|
|
|
|
static void tw_write_and_verify(struct solo_dev *solo_dev, u8 addr, u8 off,
|
|
u8 val)
|
|
{
|
|
int i;
|
|
|
|
for (i = 0; i < 5; i++) {
|
|
u8 rval = solo_i2c_readbyte(solo_dev, SOLO_I2C_TW, addr, off);
|
|
|
|
if (rval == val)
|
|
return;
|
|
|
|
solo_i2c_writebyte(solo_dev, SOLO_I2C_TW, addr, off, val);
|
|
msleep_interruptible(1);
|
|
}
|
|
|
|
/* printk("solo6x10/tw28: Error writing register: %02x->%02x [%02x]\n", */
|
|
/* addr, off, val); */
|
|
}
|
|
|
|
static int tw2865_setup(struct solo_dev *solo_dev, u8 dev_addr)
|
|
{
|
|
u8 tbl_tw2865_common[256];
|
|
int i;
|
|
|
|
if (solo_dev->video_type == SOLO_VO_FMT_TYPE_PAL)
|
|
memcpy(tbl_tw2865_common, tbl_tw2865_pal_template,
|
|
sizeof(tbl_tw2865_common));
|
|
else
|
|
memcpy(tbl_tw2865_common, tbl_tw2865_ntsc_template,
|
|
sizeof(tbl_tw2865_common));
|
|
|
|
/* ALINK Mode */
|
|
if (solo_dev->nr_chans == 4) {
|
|
tbl_tw2865_common[0xd2] = 0x01;
|
|
tbl_tw2865_common[0xcf] = 0x00;
|
|
} else if (solo_dev->nr_chans == 8) {
|
|
tbl_tw2865_common[0xd2] = 0x02;
|
|
if (dev_addr == TW_CHIP_OFFSET_ADDR(1))
|
|
tbl_tw2865_common[0xcf] = 0x80;
|
|
} else if (solo_dev->nr_chans == 16) {
|
|
tbl_tw2865_common[0xd2] = 0x03;
|
|
if (dev_addr == TW_CHIP_OFFSET_ADDR(1))
|
|
tbl_tw2865_common[0xcf] = 0x83;
|
|
else if (dev_addr == TW_CHIP_OFFSET_ADDR(2))
|
|
tbl_tw2865_common[0xcf] = 0x83;
|
|
else if (dev_addr == TW_CHIP_OFFSET_ADDR(3))
|
|
tbl_tw2865_common[0xcf] = 0x80;
|
|
}
|
|
|
|
for (i = 0; i < 0xff; i++) {
|
|
/* Skip read only registers */
|
|
switch (i) {
|
|
case 0xb8 ... 0xc1:
|
|
case 0xc4 ... 0xc7:
|
|
case 0xfd:
|
|
continue;
|
|
}
|
|
switch (i & ~0x30) {
|
|
case 0x00:
|
|
case 0x0c ... 0x0d:
|
|
continue;
|
|
}
|
|
|
|
tw_write_and_verify(solo_dev, dev_addr, i,
|
|
tbl_tw2865_common[i]);
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int tw2864_setup(struct solo_dev *solo_dev, u8 dev_addr)
|
|
{
|
|
u8 tbl_tw2864_common[256];
|
|
int i;
|
|
|
|
if (solo_dev->video_type == SOLO_VO_FMT_TYPE_PAL)
|
|
memcpy(tbl_tw2864_common, tbl_tw2864_pal_template,
|
|
sizeof(tbl_tw2864_common));
|
|
else
|
|
memcpy(tbl_tw2864_common, tbl_tw2864_ntsc_template,
|
|
sizeof(tbl_tw2864_common));
|
|
|
|
if (solo_dev->tw2865 == 0) {
|
|
/* IRQ Mode */
|
|
if (solo_dev->nr_chans == 4) {
|
|
tbl_tw2864_common[0xd2] = 0x01;
|
|
tbl_tw2864_common[0xcf] = 0x00;
|
|
} else if (solo_dev->nr_chans == 8) {
|
|
tbl_tw2864_common[0xd2] = 0x02;
|
|
if (dev_addr == TW_CHIP_OFFSET_ADDR(0))
|
|
tbl_tw2864_common[0xcf] = 0x43;
|
|
else if (dev_addr == TW_CHIP_OFFSET_ADDR(1))
|
|
tbl_tw2864_common[0xcf] = 0x40;
|
|
} else if (solo_dev->nr_chans == 16) {
|
|
tbl_tw2864_common[0xd2] = 0x03;
|
|
if (dev_addr == TW_CHIP_OFFSET_ADDR(0))
|
|
tbl_tw2864_common[0xcf] = 0x43;
|
|
else if (dev_addr == TW_CHIP_OFFSET_ADDR(1))
|
|
tbl_tw2864_common[0xcf] = 0x43;
|
|
else if (dev_addr == TW_CHIP_OFFSET_ADDR(2))
|
|
tbl_tw2864_common[0xcf] = 0x43;
|
|
else if (dev_addr == TW_CHIP_OFFSET_ADDR(3))
|
|
tbl_tw2864_common[0xcf] = 0x40;
|
|
}
|
|
} else {
|
|
/* ALINK Mode. Assumes that the first tw28xx is a
|
|
* 2865 and these are in cascade. */
|
|
for (i = 0; i <= 4; i++)
|
|
tbl_tw2864_common[0x08 | i << 4] = 0x12;
|
|
|
|
if (solo_dev->nr_chans == 8) {
|
|
tbl_tw2864_common[0xd2] = 0x02;
|
|
if (dev_addr == TW_CHIP_OFFSET_ADDR(1))
|
|
tbl_tw2864_common[0xcf] = 0x80;
|
|
} else if (solo_dev->nr_chans == 16) {
|
|
tbl_tw2864_common[0xd2] = 0x03;
|
|
if (dev_addr == TW_CHIP_OFFSET_ADDR(1))
|
|
tbl_tw2864_common[0xcf] = 0x83;
|
|
else if (dev_addr == TW_CHIP_OFFSET_ADDR(2))
|
|
tbl_tw2864_common[0xcf] = 0x83;
|
|
else if (dev_addr == TW_CHIP_OFFSET_ADDR(3))
|
|
tbl_tw2864_common[0xcf] = 0x80;
|
|
}
|
|
}
|
|
|
|
for (i = 0; i < 0xff; i++) {
|
|
/* Skip read only registers */
|
|
switch (i) {
|
|
case 0xb8 ... 0xc1:
|
|
case 0xfd:
|
|
continue;
|
|
}
|
|
switch (i & ~0x30) {
|
|
case 0x00:
|
|
case 0x0c:
|
|
case 0x0d:
|
|
continue;
|
|
}
|
|
|
|
tw_write_and_verify(solo_dev, dev_addr, i,
|
|
tbl_tw2864_common[i]);
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int tw2815_setup(struct solo_dev *solo_dev, u8 dev_addr)
|
|
{
|
|
u8 tbl_ntsc_tw2815_common[] = {
|
|
0x00, 0xc8, 0x20, 0xd0, 0x06, 0xf0, 0x08, 0x80,
|
|
0x80, 0x80, 0x80, 0x02, 0x06, 0x00, 0x11,
|
|
};
|
|
|
|
u8 tbl_pal_tw2815_common[] = {
|
|
0x00, 0x88, 0x20, 0xd0, 0x05, 0x20, 0x28, 0x80,
|
|
0x80, 0x80, 0x80, 0x82, 0x06, 0x00, 0x11,
|
|
};
|
|
|
|
u8 tbl_tw2815_sfr[] = {
|
|
0x00, 0x00, 0x00, 0xc0, 0x45, 0xa0, 0xd0, 0x2f, /* 0x00 */
|
|
0x64, 0x80, 0x80, 0x82, 0x82, 0x00, 0x00, 0x00,
|
|
0x00, 0x0f, 0x05, 0x00, 0x00, 0x80, 0x06, 0x00, /* 0x10 */
|
|
0x00, 0x00, 0x00, 0xff, 0x8f, 0x00, 0x00, 0x00,
|
|
0x88, 0x88, 0xc0, 0x00, 0x20, 0x64, 0xa8, 0xec, /* 0x20 */
|
|
0x31, 0x75, 0xb9, 0xfd, 0x00, 0x00, 0x88, 0x88,
|
|
0x88, 0x11, 0x00, 0x88, 0x88, 0x00, /* 0x30 */
|
|
};
|
|
u8 *tbl_tw2815_common;
|
|
int i;
|
|
int ch;
|
|
|
|
tbl_ntsc_tw2815_common[0x06] = 0;
|
|
|
|
/* Horizontal Delay Control */
|
|
tbl_ntsc_tw2815_common[0x02] = DEFAULT_HDELAY_NTSC & 0xff;
|
|
tbl_ntsc_tw2815_common[0x06] |= 0x03 & (DEFAULT_HDELAY_NTSC >> 8);
|
|
|
|
/* Horizontal Active Control */
|
|
tbl_ntsc_tw2815_common[0x03] = DEFAULT_HACTIVE_NTSC & 0xff;
|
|
tbl_ntsc_tw2815_common[0x06] |=
|
|
((0x03 & (DEFAULT_HACTIVE_NTSC >> 8)) << 2);
|
|
|
|
/* Vertical Delay Control */
|
|
tbl_ntsc_tw2815_common[0x04] = DEFAULT_VDELAY_NTSC & 0xff;
|
|
tbl_ntsc_tw2815_common[0x06] |=
|
|
((0x01 & (DEFAULT_VDELAY_NTSC >> 8)) << 4);
|
|
|
|
/* Vertical Active Control */
|
|
tbl_ntsc_tw2815_common[0x05] = DEFAULT_VACTIVE_NTSC & 0xff;
|
|
tbl_ntsc_tw2815_common[0x06] |=
|
|
((0x01 & (DEFAULT_VACTIVE_NTSC >> 8)) << 5);
|
|
|
|
tbl_pal_tw2815_common[0x06] = 0;
|
|
|
|
/* Horizontal Delay Control */
|
|
tbl_pal_tw2815_common[0x02] = DEFAULT_HDELAY_PAL & 0xff;
|
|
tbl_pal_tw2815_common[0x06] |= 0x03 & (DEFAULT_HDELAY_PAL >> 8);
|
|
|
|
/* Horizontal Active Control */
|
|
tbl_pal_tw2815_common[0x03] = DEFAULT_HACTIVE_PAL & 0xff;
|
|
tbl_pal_tw2815_common[0x06] |=
|
|
((0x03 & (DEFAULT_HACTIVE_PAL >> 8)) << 2);
|
|
|
|
/* Vertical Delay Control */
|
|
tbl_pal_tw2815_common[0x04] = DEFAULT_VDELAY_PAL & 0xff;
|
|
tbl_pal_tw2815_common[0x06] |=
|
|
((0x01 & (DEFAULT_VDELAY_PAL >> 8)) << 4);
|
|
|
|
/* Vertical Active Control */
|
|
tbl_pal_tw2815_common[0x05] = DEFAULT_VACTIVE_PAL & 0xff;
|
|
tbl_pal_tw2815_common[0x06] |=
|
|
((0x01 & (DEFAULT_VACTIVE_PAL >> 8)) << 5);
|
|
|
|
tbl_tw2815_common =
|
|
(solo_dev->video_type == SOLO_VO_FMT_TYPE_NTSC) ?
|
|
tbl_ntsc_tw2815_common : tbl_pal_tw2815_common;
|
|
|
|
/* Dual ITU-R BT.656 format */
|
|
tbl_tw2815_common[0x0d] |= 0x04;
|
|
|
|
/* Audio configuration */
|
|
tbl_tw2815_sfr[0x62 - 0x40] &= ~(3 << 6);
|
|
|
|
if (solo_dev->nr_chans == 4) {
|
|
tbl_tw2815_sfr[0x63 - 0x40] |= 1;
|
|
tbl_tw2815_sfr[0x62 - 0x40] |= 3 << 6;
|
|
} else if (solo_dev->nr_chans == 8) {
|
|
tbl_tw2815_sfr[0x63 - 0x40] |= 2;
|
|
if (dev_addr == TW_CHIP_OFFSET_ADDR(0))
|
|
tbl_tw2815_sfr[0x62 - 0x40] |= 1 << 6;
|
|
else if (dev_addr == TW_CHIP_OFFSET_ADDR(1))
|
|
tbl_tw2815_sfr[0x62 - 0x40] |= 2 << 6;
|
|
} else if (solo_dev->nr_chans == 16) {
|
|
tbl_tw2815_sfr[0x63 - 0x40] |= 3;
|
|
if (dev_addr == TW_CHIP_OFFSET_ADDR(0))
|
|
tbl_tw2815_sfr[0x62 - 0x40] |= 1 << 6;
|
|
else if (dev_addr == TW_CHIP_OFFSET_ADDR(1))
|
|
tbl_tw2815_sfr[0x62 - 0x40] |= 0 << 6;
|
|
else if (dev_addr == TW_CHIP_OFFSET_ADDR(2))
|
|
tbl_tw2815_sfr[0x62 - 0x40] |= 0 << 6;
|
|
else if (dev_addr == TW_CHIP_OFFSET_ADDR(3))
|
|
tbl_tw2815_sfr[0x62 - 0x40] |= 2 << 6;
|
|
}
|
|
|
|
/* Output mode of R_ADATM pin (0 mixing, 1 record) */
|
|
/* tbl_tw2815_sfr[0x63 - 0x40] |= 0 << 2; */
|
|
|
|
/* 8KHz, used to be 16KHz, but changed for remote client compat */
|
|
tbl_tw2815_sfr[0x62 - 0x40] |= 0 << 2;
|
|
tbl_tw2815_sfr[0x6c - 0x40] |= 0 << 2;
|
|
|
|
/* Playback of right channel */
|
|
tbl_tw2815_sfr[0x6c - 0x40] |= 1 << 5;
|
|
|
|
/* Reserved value (XXX ??) */
|
|
tbl_tw2815_sfr[0x5c - 0x40] |= 1 << 5;
|
|
|
|
/* Analog output gain and mix ratio playback on full */
|
|
tbl_tw2815_sfr[0x70 - 0x40] |= 0xff;
|
|
/* Select playback audio and mute all except */
|
|
tbl_tw2815_sfr[0x71 - 0x40] |= 0x10;
|
|
tbl_tw2815_sfr[0x6d - 0x40] |= 0x0f;
|
|
|
|
/* End of audio configuration */
|
|
|
|
for (ch = 0; ch < 4; ch++) {
|
|
tbl_tw2815_common[0x0d] &= ~3;
|
|
switch (ch) {
|
|
case 0:
|
|
tbl_tw2815_common[0x0d] |= 0x21;
|
|
break;
|
|
case 1:
|
|
tbl_tw2815_common[0x0d] |= 0x20;
|
|
break;
|
|
case 2:
|
|
tbl_tw2815_common[0x0d] |= 0x23;
|
|
break;
|
|
case 3:
|
|
tbl_tw2815_common[0x0d] |= 0x22;
|
|
break;
|
|
}
|
|
|
|
for (i = 0; i < 0x0f; i++) {
|
|
if (i == 0x00)
|
|
continue; /* read-only */
|
|
solo_i2c_writebyte(solo_dev, SOLO_I2C_TW,
|
|
dev_addr, (ch * 0x10) + i,
|
|
tbl_tw2815_common[i]);
|
|
}
|
|
}
|
|
|
|
for (i = 0x40; i < 0x76; i++) {
|
|
/* Skip read-only and nop registers */
|
|
if (i == 0x40 || i == 0x59 || i == 0x5a ||
|
|
i == 0x5d || i == 0x5e || i == 0x5f)
|
|
continue;
|
|
|
|
solo_i2c_writebyte(solo_dev, SOLO_I2C_TW, dev_addr, i,
|
|
tbl_tw2815_sfr[i - 0x40]);
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
#define FIRST_ACTIVE_LINE 0x0008
|
|
#define LAST_ACTIVE_LINE 0x0102
|
|
|
|
static void saa712x_write_regs(struct solo_dev *dev, const u8 *vals,
|
|
int start, int n)
|
|
{
|
|
for (; start < n; start++, vals++) {
|
|
/* Skip read-only registers */
|
|
switch (start) {
|
|
/* case 0x00 ... 0x25: */
|
|
case 0x2e ... 0x37:
|
|
case 0x60:
|
|
case 0x7d:
|
|
continue;
|
|
}
|
|
solo_i2c_writebyte(dev, SOLO_I2C_SAA, 0x46, start, *vals);
|
|
}
|
|
}
|
|
|
|
#define SAA712x_reg7c (0x80 | ((LAST_ACTIVE_LINE & 0x100) >> 2) \
|
|
| ((FIRST_ACTIVE_LINE & 0x100) >> 4))
|
|
|
|
static void saa712x_setup(struct solo_dev *dev)
|
|
{
|
|
const int reg_start = 0x26;
|
|
const u8 saa7128_regs_ntsc[] = {
|
|
/* :0x26 */
|
|
0x0d, 0x00,
|
|
/* :0x28 */
|
|
0x59, 0x1d, 0x75, 0x3f, 0x06, 0x3f,
|
|
/* :0x2e XXX: read-only */
|
|
0x00, 0x00,
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
/* :0x38 */
|
|
0x1a, 0x1a, 0x13, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
/* :0x40 */
|
|
0x00, 0x00, 0x00, 0x68, 0x10, 0x97, 0x4c, 0x18,
|
|
0x9b, 0x93, 0x9f, 0xff, 0x7c, 0x34, 0x3f, 0x3f,
|
|
/* :0x50 */
|
|
0x3f, 0x83, 0x83, 0x80, 0x0d, 0x0f, 0xc3, 0x06,
|
|
0x02, 0x80, 0x71, 0x77, 0xa7, 0x67, 0x66, 0x2e,
|
|
/* :0x60 */
|
|
0x7b, 0x11, 0x4f, 0x1f, 0x7c, 0xf0, 0x21, 0x77,
|
|
0x41, 0x88, 0x41, 0x52, 0xed, 0x10, 0x10, 0x00,
|
|
/* :0x70 */
|
|
0x41, 0xc3, 0x00, 0x3e, 0xb8, 0x02, 0x00, 0x00,
|
|
0x00, 0x00, FIRST_ACTIVE_LINE, LAST_ACTIVE_LINE & 0xff,
|
|
SAA712x_reg7c, 0x00, 0xff, 0xff,
|
|
}, saa7128_regs_pal[] = {
|
|
/* :0x26 */
|
|
0x0d, 0x00,
|
|
/* :0x28 */
|
|
0xe1, 0x1d, 0x75, 0x3f, 0x06, 0x3f,
|
|
/* :0x2e XXX: read-only */
|
|
0x00, 0x00,
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
/* :0x38 */
|
|
0x1a, 0x1a, 0x13, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
/* :0x40 */
|
|
0x00, 0x00, 0x00, 0x68, 0x10, 0x97, 0x4c, 0x18,
|
|
0x9b, 0x93, 0x9f, 0xff, 0x7c, 0x34, 0x3f, 0x3f,
|
|
/* :0x50 */
|
|
0x3f, 0x83, 0x83, 0x80, 0x0d, 0x0f, 0xc3, 0x06,
|
|
0x02, 0x80, 0x0f, 0x77, 0xa7, 0x67, 0x66, 0x2e,
|
|
/* :0x60 */
|
|
0x7b, 0x02, 0x35, 0xcb, 0x8a, 0x09, 0x2a, 0x77,
|
|
0x41, 0x88, 0x41, 0x52, 0xf1, 0x10, 0x20, 0x00,
|
|
/* :0x70 */
|
|
0x41, 0xc3, 0x00, 0x3e, 0xb8, 0x02, 0x00, 0x00,
|
|
0x00, 0x00, 0x12, 0x30,
|
|
SAA712x_reg7c | 0x40, 0x00, 0xff, 0xff,
|
|
};
|
|
|
|
if (dev->video_type == SOLO_VO_FMT_TYPE_PAL)
|
|
saa712x_write_regs(dev, saa7128_regs_pal, reg_start,
|
|
sizeof(saa7128_regs_pal));
|
|
else
|
|
saa712x_write_regs(dev, saa7128_regs_ntsc, reg_start,
|
|
sizeof(saa7128_regs_ntsc));
|
|
}
|
|
|
|
int solo_tw28_init(struct solo_dev *solo_dev)
|
|
{
|
|
int i;
|
|
u8 value;
|
|
|
|
solo_dev->tw28_cnt = 0;
|
|
|
|
/* Detect techwell chip type(s) */
|
|
for (i = 0; i < solo_dev->nr_chans / 4; i++) {
|
|
value = solo_i2c_readbyte(solo_dev, SOLO_I2C_TW,
|
|
TW_CHIP_OFFSET_ADDR(i), 0xFF);
|
|
|
|
switch (value >> 3) {
|
|
case 0x18:
|
|
solo_dev->tw2865 |= 1 << i;
|
|
solo_dev->tw28_cnt++;
|
|
break;
|
|
case 0x0c:
|
|
solo_dev->tw2864 |= 1 << i;
|
|
solo_dev->tw28_cnt++;
|
|
break;
|
|
default:
|
|
value = solo_i2c_readbyte(solo_dev, SOLO_I2C_TW,
|
|
TW_CHIP_OFFSET_ADDR(i),
|
|
0x59);
|
|
if ((value >> 3) == 0x04) {
|
|
solo_dev->tw2815 |= 1 << i;
|
|
solo_dev->tw28_cnt++;
|
|
}
|
|
}
|
|
}
|
|
|
|
if (solo_dev->tw28_cnt != (solo_dev->nr_chans >> 2)) {
|
|
dev_err(&solo_dev->pdev->dev,
|
|
"Could not initialize any techwell chips\n");
|
|
return -EINVAL;
|
|
}
|
|
|
|
saa712x_setup(solo_dev);
|
|
|
|
for (i = 0; i < solo_dev->tw28_cnt; i++) {
|
|
if ((solo_dev->tw2865 & (1 << i)))
|
|
tw2865_setup(solo_dev, TW_CHIP_OFFSET_ADDR(i));
|
|
else if ((solo_dev->tw2864 & (1 << i)))
|
|
tw2864_setup(solo_dev, TW_CHIP_OFFSET_ADDR(i));
|
|
else
|
|
tw2815_setup(solo_dev, TW_CHIP_OFFSET_ADDR(i));
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
/*
|
|
* We accessed the video status signal in the Techwell chip through
|
|
* iic/i2c because the video status reported by register REG_VI_STATUS1
|
|
* (address 0x012C) of the SOLO6010 chip doesn't give the correct video
|
|
* status signal values.
|
|
*/
|
|
int tw28_get_video_status(struct solo_dev *solo_dev, u8 ch)
|
|
{
|
|
u8 val, chip_num;
|
|
|
|
/* Get the right chip and on-chip channel */
|
|
chip_num = ch / 4;
|
|
ch %= 4;
|
|
|
|
val = tw_readbyte(solo_dev, chip_num, TW286x_AV_STAT_ADDR,
|
|
TW_AV_STAT_ADDR) & 0x0f;
|
|
|
|
return val & (1 << ch) ? 1 : 0;
|
|
}
|
|
|
|
#if 0
|
|
/* Status of audio from up to 4 techwell chips are combined into 1 variable.
|
|
* See techwell datasheet for details. */
|
|
u16 tw28_get_audio_status(struct solo_dev *solo_dev)
|
|
{
|
|
u8 val;
|
|
u16 status = 0;
|
|
int i;
|
|
|
|
for (i = 0; i < solo_dev->tw28_cnt; i++) {
|
|
val = (tw_readbyte(solo_dev, i, TW286x_AV_STAT_ADDR,
|
|
TW_AV_STAT_ADDR) & 0xf0) >> 4;
|
|
status |= val << (i * 4);
|
|
}
|
|
|
|
return status;
|
|
}
|
|
#endif
|
|
|
|
bool tw28_has_sharpness(struct solo_dev *solo_dev, u8 ch)
|
|
{
|
|
return is_tw286x(solo_dev, ch / 4);
|
|
}
|
|
|
|
int tw28_set_ctrl_val(struct solo_dev *solo_dev, u32 ctrl, u8 ch,
|
|
s32 val)
|
|
{
|
|
char sval;
|
|
u8 chip_num;
|
|
|
|
/* Get the right chip and on-chip channel */
|
|
chip_num = ch / 4;
|
|
ch %= 4;
|
|
|
|
if (val > 255 || val < 0)
|
|
return -ERANGE;
|
|
|
|
switch (ctrl) {
|
|
case V4L2_CID_SHARPNESS:
|
|
/* Only 286x has sharpness */
|
|
if (is_tw286x(solo_dev, chip_num)) {
|
|
u8 v = solo_i2c_readbyte(solo_dev, SOLO_I2C_TW,
|
|
TW_CHIP_OFFSET_ADDR(chip_num),
|
|
TW286x_SHARPNESS(chip_num));
|
|
v &= 0xf0;
|
|
v |= val;
|
|
solo_i2c_writebyte(solo_dev, SOLO_I2C_TW,
|
|
TW_CHIP_OFFSET_ADDR(chip_num),
|
|
TW286x_SHARPNESS(chip_num), v);
|
|
} else {
|
|
return -EINVAL;
|
|
}
|
|
break;
|
|
|
|
case V4L2_CID_HUE:
|
|
if (is_tw286x(solo_dev, chip_num))
|
|
sval = val - 128;
|
|
else
|
|
sval = (char)val;
|
|
tw_writebyte(solo_dev, chip_num, TW286x_HUE_ADDR(ch),
|
|
TW_HUE_ADDR(ch), sval);
|
|
|
|
break;
|
|
|
|
case V4L2_CID_SATURATION:
|
|
/* 286x chips have a U and V component for saturation */
|
|
if (is_tw286x(solo_dev, chip_num)) {
|
|
solo_i2c_writebyte(solo_dev, SOLO_I2C_TW,
|
|
TW_CHIP_OFFSET_ADDR(chip_num),
|
|
TW286x_SATURATIONU_ADDR(ch), val);
|
|
}
|
|
tw_writebyte(solo_dev, chip_num, TW286x_SATURATIONV_ADDR(ch),
|
|
TW_SATURATION_ADDR(ch), val);
|
|
|
|
break;
|
|
|
|
case V4L2_CID_CONTRAST:
|
|
tw_writebyte(solo_dev, chip_num, TW286x_CONTRAST_ADDR(ch),
|
|
TW_CONTRAST_ADDR(ch), val);
|
|
break;
|
|
|
|
case V4L2_CID_BRIGHTNESS:
|
|
if (is_tw286x(solo_dev, chip_num))
|
|
sval = val - 128;
|
|
else
|
|
sval = (char)val;
|
|
tw_writebyte(solo_dev, chip_num, TW286x_BRIGHTNESS_ADDR(ch),
|
|
TW_BRIGHTNESS_ADDR(ch), sval);
|
|
|
|
break;
|
|
default:
|
|
return -EINVAL;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
int tw28_get_ctrl_val(struct solo_dev *solo_dev, u32 ctrl, u8 ch,
|
|
s32 *val)
|
|
{
|
|
u8 rval, chip_num;
|
|
|
|
/* Get the right chip and on-chip channel */
|
|
chip_num = ch / 4;
|
|
ch %= 4;
|
|
|
|
switch (ctrl) {
|
|
case V4L2_CID_SHARPNESS:
|
|
/* Only 286x has sharpness */
|
|
if (is_tw286x(solo_dev, chip_num)) {
|
|
rval = solo_i2c_readbyte(solo_dev, SOLO_I2C_TW,
|
|
TW_CHIP_OFFSET_ADDR(chip_num),
|
|
TW286x_SHARPNESS(chip_num));
|
|
*val = rval & 0x0f;
|
|
} else
|
|
*val = 0;
|
|
break;
|
|
case V4L2_CID_HUE:
|
|
rval = tw_readbyte(solo_dev, chip_num, TW286x_HUE_ADDR(ch),
|
|
TW_HUE_ADDR(ch));
|
|
if (is_tw286x(solo_dev, chip_num))
|
|
*val = (s32)((char)rval) + 128;
|
|
else
|
|
*val = rval;
|
|
break;
|
|
case V4L2_CID_SATURATION:
|
|
*val = tw_readbyte(solo_dev, chip_num,
|
|
TW286x_SATURATIONU_ADDR(ch),
|
|
TW_SATURATION_ADDR(ch));
|
|
break;
|
|
case V4L2_CID_CONTRAST:
|
|
*val = tw_readbyte(solo_dev, chip_num,
|
|
TW286x_CONTRAST_ADDR(ch),
|
|
TW_CONTRAST_ADDR(ch));
|
|
break;
|
|
case V4L2_CID_BRIGHTNESS:
|
|
rval = tw_readbyte(solo_dev, chip_num,
|
|
TW286x_BRIGHTNESS_ADDR(ch),
|
|
TW_BRIGHTNESS_ADDR(ch));
|
|
if (is_tw286x(solo_dev, chip_num))
|
|
*val = (s32)((char)rval) + 128;
|
|
else
|
|
*val = rval;
|
|
break;
|
|
default:
|
|
return -EINVAL;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
#if 0
|
|
/*
|
|
* For audio output volume, the output channel is only 1. In this case we
|
|
* don't need to offset TW_CHIP_OFFSET_ADDR. The TW_CHIP_OFFSET_ADDR used
|
|
* is the base address of the techwell chip.
|
|
*/
|
|
void tw2815_Set_AudioOutVol(struct solo_dev *solo_dev, unsigned int u_val)
|
|
{
|
|
unsigned int val;
|
|
unsigned int chip_num;
|
|
|
|
chip_num = (solo_dev->nr_chans - 1) / 4;
|
|
|
|
val = tw_readbyte(solo_dev, chip_num, TW286x_AUDIO_OUTPUT_VOL_ADDR,
|
|
TW_AUDIO_OUTPUT_VOL_ADDR);
|
|
|
|
u_val = (val & 0x0f) | (u_val << 4);
|
|
|
|
tw_writebyte(solo_dev, chip_num, TW286x_AUDIO_OUTPUT_VOL_ADDR,
|
|
TW_AUDIO_OUTPUT_VOL_ADDR, u_val);
|
|
}
|
|
#endif
|
|
|
|
u8 tw28_get_audio_gain(struct solo_dev *solo_dev, u8 ch)
|
|
{
|
|
u8 val;
|
|
u8 chip_num;
|
|
|
|
/* Get the right chip and on-chip channel */
|
|
chip_num = ch / 4;
|
|
ch %= 4;
|
|
|
|
val = tw_readbyte(solo_dev, chip_num,
|
|
TW286x_AUDIO_INPUT_GAIN_ADDR(ch),
|
|
TW_AUDIO_INPUT_GAIN_ADDR(ch));
|
|
|
|
return (ch % 2) ? (val >> 4) : (val & 0x0f);
|
|
}
|
|
|
|
void tw28_set_audio_gain(struct solo_dev *solo_dev, u8 ch, u8 val)
|
|
{
|
|
u8 old_val;
|
|
u8 chip_num;
|
|
|
|
/* Get the right chip and on-chip channel */
|
|
chip_num = ch / 4;
|
|
ch %= 4;
|
|
|
|
old_val = tw_readbyte(solo_dev, chip_num,
|
|
TW286x_AUDIO_INPUT_GAIN_ADDR(ch),
|
|
TW_AUDIO_INPUT_GAIN_ADDR(ch));
|
|
|
|
val = (old_val & ((ch % 2) ? 0x0f : 0xf0)) |
|
|
((ch % 2) ? (val << 4) : val);
|
|
|
|
tw_writebyte(solo_dev, chip_num, TW286x_AUDIO_INPUT_GAIN_ADDR(ch),
|
|
TW_AUDIO_INPUT_GAIN_ADDR(ch), val);
|
|
}
|