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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fc2580_priv.h (2835B)

      1/* SPDX-License-Identifier: GPL-2.0-or-later */
      2/*
      3 * FCI FC2580 silicon tuner driver
      4 *
      5 * Copyright (C) 2012 Antti Palosaari <crope@iki.fi>
      6 */
      7
      8#ifndef FC2580_PRIV_H
      9#define FC2580_PRIV_H
     10
     11#include "fc2580.h"
     12#include <media/v4l2-ctrls.h>
     13#include <media/v4l2-subdev.h>
     14#include <linux/regmap.h>
     15#include <linux/math64.h>
     16
     17struct fc2580_reg_val {
     18	u8 reg;
     19	u8 val;
     20};
     21
     22static const struct fc2580_reg_val fc2580_init_reg_vals[] = {
     23	{0x00, 0x00},
     24	{0x12, 0x86},
     25	{0x14, 0x5c},
     26	{0x16, 0x3c},
     27	{0x1f, 0xd2},
     28	{0x09, 0xd7},
     29	{0x0b, 0xd5},
     30	{0x0c, 0x32},
     31	{0x0e, 0x43},
     32	{0x21, 0x0a},
     33	{0x22, 0x82},
     34	{0x45, 0x10},
     35	{0x4c, 0x00},
     36	{0x3f, 0x88},
     37	{0x02, 0x0e},
     38	{0x58, 0x14},
     39};
     40
     41struct fc2580_pll {
     42	u32 freq;
     43	u8 div_out;
     44	u8 band;
     45};
     46
     47static const struct fc2580_pll fc2580_pll_lut[] = {
     48	/*                            VCO min    VCO max */
     49	{ 400000000, 12, 0x80}, /* .......... 4800000000 */
     50	{1000000000,  4, 0x00}, /* 1600000000 4000000000 */
     51	{0xffffffff,  2, 0x40}, /* 2000000000 .......... */
     52};
     53
     54struct fc2580_if_filter {
     55	u32 freq;
     56	u8 r36_val;
     57	u8 r39_val;
     58};
     59
     60static const struct fc2580_if_filter fc2580_if_filter_lut[] = {
     61	{   6000000, 0x18, 0x00},
     62	{   7000000, 0x18, 0x80},
     63	{   8000000, 0x18, 0x80},
     64	{0xffffffff, 0x18, 0x80},
     65};
     66
     67struct fc2580_freq_regs {
     68	u32 freq;
     69	u8 r25_val;
     70	u8 r27_val;
     71	u8 r28_val;
     72	u8 r29_val;
     73	u8 r2b_val;
     74	u8 r2c_val;
     75	u8 r2d_val;
     76	u8 r30_val;
     77	u8 r44_val;
     78	u8 r50_val;
     79	u8 r53_val;
     80	u8 r5f_val;
     81	u8 r61_val;
     82	u8 r62_val;
     83	u8 r63_val;
     84	u8 r67_val;
     85	u8 r68_val;
     86	u8 r69_val;
     87	u8 r6a_val;
     88	u8 r6b_val;
     89	u8 r6c_val;
     90	u8 r6d_val;
     91	u8 r6e_val;
     92	u8 r6f_val;
     93};
     94
     95/* XXX: 0xff is used for don't-care! */
     96static const struct fc2580_freq_regs fc2580_freq_regs_lut[] = {
     97	{ 400000000,
     98		0xff, 0x77, 0x33, 0x40, 0xff, 0xff, 0xff, 0x09, 0xff, 0x8c,
     99		0x50, 0x0f, 0x07, 0x00, 0x15, 0x03, 0x05, 0x10, 0x12, 0x08,
    100		0x0a, 0x78, 0x32, 0x54},
    101	{ 538000000,
    102		0xf0, 0x77, 0x53, 0x60, 0xff, 0xff, 0x9f, 0x09, 0xff, 0x8c,
    103		0x50, 0x13, 0x07, 0x06, 0x15, 0x06, 0x08, 0x10, 0x12, 0x0b,
    104		0x0c, 0x78, 0x32, 0x14},
    105	{ 794000000,
    106		0xf0, 0x77, 0x53, 0x60, 0xff, 0xff, 0x9f, 0x09, 0xff, 0x8c,
    107		0x50, 0x15, 0x03, 0x03, 0x15, 0x03, 0x05, 0x0c, 0x0e, 0x0b,
    108		0x0c, 0x78, 0x32, 0x14},
    109	{1000000000,
    110		0xf0, 0x77, 0x53, 0x60, 0xff, 0xff, 0x8f, 0x09, 0xff, 0x8c,
    111		0x50, 0x15, 0x07, 0x06, 0x15, 0x07, 0x09, 0x10, 0x12, 0x0b,
    112		0x0c, 0x78, 0x32, 0x14},
    113	{0xffffffff,
    114		0xff, 0xff, 0xff, 0xff, 0x70, 0x37, 0xe7, 0x09, 0x20, 0x8c,
    115		0x50, 0x0f, 0x0f, 0x00, 0x13, 0x00, 0x02, 0x0c, 0x0e, 0x08,
    116		0x0a, 0xa0, 0x50, 0x14},
    117};
    118
    119struct fc2580_dev {
    120	u32 clk;
    121	struct i2c_client *client;
    122	struct regmap *regmap;
    123	struct v4l2_subdev subdev;
    124	bool active;
    125	unsigned int f_frequency;
    126	unsigned int f_bandwidth;
    127
    128	/* Controls */
    129	struct v4l2_ctrl_handler hdl;
    130	struct v4l2_ctrl *bandwidth_auto;
    131	struct v4l2_ctrl *bandwidth;
    132};
    133
    134#endif