path: root/drivers/media/dvb-frontends/ds3000.c

// SPDX-License-Identifier: GPL-2.0-or-later
/*
    Montage Technology DS3000 - DVBS/S2 Demodulator driver
    Copyright (C) 2009-2012 Konstantin Dimitrov <kosio.dimitrov@gmail.com>

    Copyright (C) 2009-2012 TurboSight.com

 */

#include <linux/slab.h>
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/moduleparam.h>
#include <linux/init.h>
#include <linux/firmware.h>

#include <media/dvb_frontend.h>
#include "ts2020.h"
#include "ds3000.h"

static int debug;

#define dprintk(args...) \
	do { \
		if (debug) \
			printk(args); \
	} while (0)

/* as of March 2009 current DS3000 firmware version is 1.78 */
/* DS3000 FW v1.78 MD5: a32d17910c4f370073f9346e71d34b80 */
#define DS3000_DEFAULT_FIRMWARE "dvb-fe-ds3000.fw"

#define DS3000_SAMPLE_RATE 96000 /* in kHz */

/* Register values to initialise the demod in DVB-S mode */
static u8 ds3000_dvbs_init_tab[] = {
	0x23, 0x05,
	0x08, 0x03,
	0x0c, 0x00,
	0x21, 0x54,
	0x25, 0x82,
	0x27, 0x31,
	0x30, 0x08,
	0x31, 0x40,
	0x32, 0x32,
	0x33, 0x35,
	0x35, 0xff,
	0x3a, 0x00,
	0x37, 0x10,
	0x38, 0x10,
	0x39, 0x02,
	0x42, 0x60,
	0x4a, 0x40,
	0x4b, 0x04,
	0x4d, 0x91,
	0x5d, 0xc8,
	0x50, 0x77,
	0x51, 0x77,
	0x52, 0x36,
	0x53, 0x36,
	0x56, 0x01,
	0x63, 0x43,
	0x64, 0x30,
	0x65, 0x40,
	0x68, 0x26,
	0x69, 0x4c,
	0x70, 0x20,
	0x71, 0x70,
	0x72, 0x04,
	0x73, 0x00,
	0x70, 0x40,
	0x71, 0x70,
	0x72, 0x04,
	0x73, 0x00,
	0x70, 0x60,
	0x71, 0x70,
	0x72, 0x04,
	0x73, 0x00,
	0x70, 0x80,
	0x71, 0x70,
	0x72, 0x04,
	0x73, 0x00,
	0x70, 0xa0,
	0x71, 0x70,
	0x72, 0x04,
	0x73, 0x00,
	0x70, 0x1f,
	0x76, 0x00,
	0x77, 0xd1,
	0x78, 0x0c,
	0x79, 0x80,
	0x7f, 0x04,
	0x7c, 0x00,
	0x80, 0x86,
	0x81, 0xa6,
	0x85, 0x04,
	0xcd, 0xf4,
	0x90, 0x33,
	0xa0, 0x44,
	0xc0, 0x18,
	0xc3, 0x10,
	0xc4, 0x08,
	0xc5, 0x80,
	0xc6, 0x80,
	0xc7, 0x0a,
	0xc8, 0x1a,
	0xc9, 0x80,
	0xfe, 0x92,
	0xe0, 0xf8,
	0xe6, 0x8b,
	0xd0, 0x40,
	0xf8, 0x20,
	0xfa, 0x0f,
	0xfd, 0x20,
	0xad, 0x20,
	0xae, 0x07,
	0xb8, 0x00,
};

/* Register values to initialise the demod in DVB-S2 mode */
static u8 ds3000_dvbs2_init_tab[] = {
	0x23, 0x0f,
	0x08, 0x07,
	0x0c, 0x00,
	0x21, 0x54,
	0x25, 0x82,
	0x27, 0x31,
	0x30, 0x08,
	0x31, 0x32,
	0x32, 0x32,
	0x33, 0x35,
	0x35, 0xff,
	0x3a, 0x00,
	0x37, 0x10,
	0x38, 0x10,
	0x39, 0x02,
	0x42, 0x60,
	0x4a, 0x80,
	0x4b, 0x04,
	0x4d, 0x81,
	0x5d, 0x88,
	0x50, 0x36,
	0x51, 0x36,
	0x52, 0x36,
	0x53, 0x36,
	0x63, 0x60,
	0x64, 0x10,
	0x65, 0x10,
	0x68, 0x04,
	0x69, 0x29,
	0x70, 0x20,
	0x71, 0x70,
	0x72, 0x04,
	0x73, 0x00,
	0x70, 0x40,
	0x71, 0x70,
	0x72, 0x04,
	0x73, 0x00,
	0x70, 0x60,
	0x71, 0x70,
	0x72, 0x04,
	0x73, 0x00,
	0x70, 0x80,
	0x71, 0x70,
	0x72, 0x04,
	0x73, 0x00,
	0x70, 0xa0,
	0x71, 0x70,
	0x72, 0x04,
	0x73, 0x00,
	0x70, 0x1f,
	0xa0, 0x44,
	0xc0, 0x08,
	0xc1, 0x10,
	0xc2, 0x08,
	0xc3, 0x10,
	0xc4, 0x08,
	0xc5, 0xf0,
	0xc6, 0xf0,
	0xc7, 0x0a,
	0xc8