cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
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stb6100.h (2286B)

      1/* SPDX-License-Identifier: GPL-2.0-or-later */
      2/*
      3	STB6100 Silicon Tuner
      4	Copyright (C) Manu Abraham (abraham.manu@gmail.com)
      5
      6	Copyright (C) ST Microelectronics
      7
      8*/
      9
     10#ifndef __STB_6100_REG_H
     11#define __STB_6100_REG_H
     12
     13#include <linux/dvb/frontend.h>
     14#include <media/dvb_frontend.h>
     15
     16#define STB6100_LD			0x00
     17#define STB6100_LD_LOCK			(1 << 0)
     18
     19#define STB6100_VCO			0x01
     20#define STB6100_VCO_OSCH		(0x01 << 7)
     21#define STB6100_VCO_OSCH_SHIFT		7
     22#define STB6100_VCO_OCK			(0x03 << 5)
     23#define STB6100_VCO_OCK_SHIFT		5
     24#define STB6100_VCO_ODIV		(0x01 << 4)
     25#define STB6100_VCO_ODIV_SHIFT		4
     26#define STB6100_VCO_OSM			(0x0f << 0)
     27
     28#define STB6100_NI			0x02
     29#define STB6100_NF_LSB			0x03
     30
     31#define STB6100_K			0x04
     32#define STB6100_K_PSD2			(0x01 << 2)
     33#define STB6100_K_PSD2_SHIFT            2
     34#define STB6100_K_NF_MSB		(0x03 << 0)
     35
     36#define STB6100_G			0x05
     37#define STB6100_G_G			(0x0f << 0)
     38#define STB6100_G_GCT			(0x07 << 5)
     39
     40#define STB6100_F			0x06
     41#define STB6100_F_F			(0x1f << 0)
     42
     43#define STB6100_DLB			0x07
     44
     45#define STB6100_TEST1			0x08
     46
     47#define STB6100_FCCK			0x09
     48#define STB6100_FCCK_FCCK		(0x01 << 6)
     49
     50#define STB6100_LPEN			0x0a
     51#define STB6100_LPEN_LPEN		(0x01 << 4)
     52#define STB6100_LPEN_SYNP		(0x01 << 5)
     53#define STB6100_LPEN_OSCP		(0x01 << 6)
     54#define STB6100_LPEN_BEN		(0x01 << 7)
     55
     56#define STB6100_TEST3			0x0b
     57
     58#define STB6100_NUMREGS                 0x0c
     59
     60
     61#define INRANGE(val, x, y)		(((x <= val) && (val <= y)) ||		\
     62					 ((y <= val) && (val <= x)) ? 1 : 0)
     63
     64#define CHKRANGE(val, x, y)		(((val >= x) && (val < y)) ? 1 : 0)
     65
     66struct stb6100_config {
     67	u8	tuner_address;
     68	u32	refclock;
     69};
     70
     71struct stb6100_state {
     72	struct i2c_adapter *i2c;
     73
     74	const struct stb6100_config	*config;
     75	struct dvb_tuner_ops		ops;
     76	struct dvb_frontend		*frontend;
     77
     78	u32 frequency;
     79	u32 srate;
     80	u32 bandwidth;
     81	u32 reference;
     82};
     83
     84#if IS_REACHABLE(CONFIG_DVB_STB6100)
     85
     86extern struct dvb_frontend *stb6100_attach(struct dvb_frontend *fe,
     87					   const struct stb6100_config *config,
     88					   struct i2c_adapter *i2c);
     89
     90#else
     91
     92static inline struct dvb_frontend *stb6100_attach(struct dvb_frontend *fe,
     93						  const struct stb6100_config *config,
     94						  struct i2c_adapter *i2c)
     95{
     96	printk(KERN_WARNING "%s: Driver disabled by Kconfig\n", __func__);
     97	return NULL;
     98}
     99
    100#endif //CONFIG_DVB_STB6100
    101
    102#endif