/* SPDX-License-Identifier: GPL-2.0-only */
/*
* tegra210_mbdrc.h - Definitions for Tegra210 MBDRC driver
*
* Copyright (c) 2022, NVIDIA CORPORATION. All rights reserved.
*
*/
#ifndef __TEGRA210_MBDRC_H__
#define __TEGRA210_MBDRC_H__
#include <linux/platform_device.h>
#include <sound/soc.h>
/* Register offsets from TEGRA210_MBDRC*_BASE */
#define TEGRA210_MBDRC_SOFT_RESET 0x4
#define TEGRA210_MBDRC_CG 0x8
#define TEGRA210_MBDRC_STATUS 0xc
#define TEGRA210_MBDRC_CFG 0x28
#define TEGRA210_MBDRC_CHANNEL_MASK 0x2c
#define TEGRA210_MBDRC_MASTER_VOL 0x30
#define TEGRA210_MBDRC_FAST_FACTOR 0x34
#define TEGRA210_MBDRC_FILTER_COUNT 3
#define TEGRA210_MBDRC_FILTER_PARAM_STRIDE 0x4
#define TEGRA210_MBDRC_IIR_CFG 0x38
#define TEGRA210_MBDRC_IN_ATTACK 0x44
#define TEGRA210_MBDRC_IN_RELEASE 0x50
#define TEGRA210_MBDRC_FAST_ATTACK 0x5c
#define TEGRA210_MBDRC_IN_THRESHOLD 0x68
#define TEGRA210_MBDRC_OUT_THRESHOLD 0x74
#define TEGRA210_MBDRC_RATIO_1ST 0x80
#define TEGRA210_MBDRC_RATIO_2ND 0x8c
#define TEGRA210_MBDRC_RATIO_3RD 0x98
#define TEGRA210_MBDRC_RATIO_4TH 0xa4
#define TEGRA210_MBDRC_RATIO_5TH 0xb0
#define TEGRA210_MBDRC_MAKEUP_GAIN 0xbc
#define TEGRA210_MBDRC_INIT_GAIN 0xc8
#define TEGRA210_MBDRC_GAIN_ATTACK 0xd4
#define TEGRA210_MBDRC_GAIN_RELEASE 0xe0
#define TEGRA210_MBDRC_FAST_RELEASE 0xec
#define TEGRA210_MBDRC_CFG_RAM_CTRL 0xf8
#define TEGRA210_MBDRC_CFG_RAM_DATA 0x104
#define TEGRA210_MBDRC_MAX_REG (TEGRA210_MBDRC_CFG_RAM_DATA + \
(TEGRA210_MBDRC_FILTER_PARAM_STRIDE * \
(TEGRA210_MBDRC_FILTER_COUNT - 1)))
/* Fields for TEGRA210_MBDRC_CFG */
#define TEGRA210_MBDRC_CFG_RMS_OFFSET_SHIFT 16
#define TEGRA210_MBDRC_CFG_RMS_OFFSET_MASK (0x1ff << TEGRA210_MBDRC_CFG_RMS_OFFSET_SHIFT)
#define TEGRA210_MBDRC_CFG_PEAK_RMS_SHIFT 14
#define TEGRA210_MBDRC_CFG_PEAK_RMS_MASK (0x1 << TEGRA210_MBDRC_CFG_PEAK_RMS_SHIFT)
#define TEGRA210_MBDRC_CFG_PEAK (1 << TEGRA210_MBDRC_CFG_PEAK_RMS_SHIFT)
#define TEGRA210_MBDRC_CFG_FILTER_STRUCTURE_SHIFT 13
#define TEGRA210_MBDRC_CFG_FILTER_STRUCTURE_MASK (0x1 << TEGRA210_MBDRC_CFG_FILTER_STRUCTURE_SHIFT)
#define TEGRA210_MBDRC_CFG_FILTER_STRUCTURE_FLEX (1 << TEGRA210_MBDRC_CFG_FILTER_STRUCTURE_SHIFT)
#define TEGRA210_MBDRC_CFG_SHIFT_CTRL_SHIFT 8
#define TEGRA210_MBDRC_CFG_SHIFT_CTRL_MASK (0x1f << TEGRA210_MBDRC_CFG_SHIFT_CTRL_SHIFT)
#define TEGRA210_MBDRC_CFG_FRAME_SIZE_SHIFT 4
#define TEGRA210_MBDRC_CFG_FRAME_SIZE_MASK (0xf << TEGRA210_MBDRC_CFG_FRAME_SIZE_SHIFT)
#define TEGRA210_MBDRC_CFG_MBDRC_MODE_SHIFT 0
#define TEGRA210_MBDRC_CFG_MBDRC_MODE_MASK (0x3 << TEGRA210_MBDRC_CFG_MBDRC_MODE_SHIFT)
#define TEGRA210_MBDRC_CFG_MBDRC_MODE_BYPASS (0 << TEGRA210_MBDRC_CFG_MBDRC_MODE_SHIFT)
/* Fields for TEGRA210_MBDRC_CHANNEL_MASK */
#define TEGRA210_MBDRC_CHANNEL_MASK_SHIFT 0
#define TEGRA210_MBDRC_CHANNEL_MASK_MASK (0xff << TEGRA210_MBDRC_CHANNEL_MASK_SHIFT)
/* Fields for TEGRA210_MBDRC_MASTER_VOL */
#define TEGRA210_MBDRC_MASTER_VOL_SHIFT 23
#define TEGRA210_MBDRC_MASTER_VOL_MIN -256
#define TEGRA210_MBDRC_MASTER_VOL_MAX 256
/* Fields for TEGRA210_MBDRC_FAST_FACTOR */
#define TEGRA210_MBDRC_FAST_FACTOR_RELEASE_SHIFT 16
#define TEGRA210_MBDRC_FAST_FACTOR_RELEASE_MASK (0xffff << TEGRA210_MBDRC_FAST_FACTOR_RELEASE_SHIFT)
#define TEGRA210_MBDRC_FAST_FACTOR_ATTACK_SHIFT 0
#define TEGRA210_MBDRC_FAST_FACTOR_ATTACK_MASK (0xffff << TEGRA210_MBDRC_FAST_FACTOR_ATTACK_SHIFT)
/* Fields for TEGRA210_MBDRC_IIR_CFG */
#define TEGRA210_MBDRC_IIR_CFG_NUM_STAGES_SHIFT 0
#define TEGRA210_MBDRC_IIR_CFG_NUM_STAGES_MASK (0xf << TEGRA210_MBDRC_IIR_CFG_NUM_STAGES_SHIFT)
/* Fields for TEGRA210_MBDRC_IN_ATTACK */
#define TEGRA210_MBDRC_IN_ATTACK_TC_SHIFT 0
#define TEGRA210_MBDRC_IN_ATTACK_TC_MASK (0xffffffff << TEGRA210_MBDRC_IN_ATTACK_TC_SHIFT)
/* Fields for TEGRA210_MBDRC_IN_RELEASE */
#define TEGRA210_MBDRC_IN_RELEASE_TC_SHIFT 0
#define TEGRA210_MBDRC_IN_RELEASE_TC_MASK (0xffffffff << TEGRA210_MBDRC_IN_RELEASE_TC_SHIFT)
/* Fields for TEGRA210_MBDRC_FAST_ATTACK */
#define TEGRA210_MBDRC_FAST_ATTACK_TC_SHIFT 0
#define TEGRA210_MBDRC_FAST_ATTACK_TC_MASK (0xffffffff << TEGRA210_MBDRC_FAST_ATTACK_TC_SHIFT)
/* Fields for TEGRA210_MBDRC_IN_THRESHOLD / TEGRA210_MBDRC_OUT_THRESHOLD */
#define TEGRA210_MBDRC_THRESH_4TH_SHIFT 24
#define TEGRA210_MBDRC_THRESH_4TH_MASK (0xff << TEGRA210_MBDRC_THRESH_4TH_SHIFT)
#define TEGRA210_MBDRC_THRESH_3RD_SHIFT 16
#define TEGRA210_MBDRC_THRESH_3RD_MASK (0xff << TEGRA210_MBDRC_THRESH_3RD_SHIFT)
#define TEGRA210_MBDRC_THRESH_2ND_SHIFT 8
#define TEGRA210_MBDRC_THRESH_2ND_MASK (0xff << TEGRA210_MBDRC_THRESH_2ND_SHIFT)
#define TEGRA210_MBDRC_THRESH_1ST_SHIFT 0
#define TEGRA210_MBDRC_THRESH_1ST_MASK (0xff << TEGRA210_MBDRC_THRESH_1ST_SHIFT)
/* Fields for TEGRA210_MBDRC_RATIO_1ST */
#define TEGRA210_MBDRC_RATIO_1ST_SHIFT 0
#define TEGRA210_MBDRC_RATIO_1ST_MASK (0xffff << TEGRA210_MBDRC_RATIO_1ST_SHIFT)
/* Fields for TEGRA210_MBDRC_RATIO_2ND */
#define TEGRA210_MBDRC_RATIO_2ND_SHIFT 0
#define TEGRA210_MBDRC_RATIO_2ND_MASK (0xffff << TEGRA210_MBDRC_RATIO_2ND_SHIFT)
/* Fields for TEGRA210_MBDRC_RATIO_3RD */
#define TEGRA210_MBDRC_RATIO_3RD_SHIFT 0
#define TEGRA210_MBDRC_RATIO_3RD_MASK (0xffff << TEGRA210_MBDRC_RATIO_3RD_SHIFT)
/* Fields for TEGRA210_MBDRC_RATIO_4TH */
#define TEGRA210_MBDRC_RATIO_4TH_SHIFT 0
#define TEGRA210_MBDRC_RATIO_4TH_MASK (0xffff << TEGRA210_MBDRC_RATIO_4TH_SHIFT)
/* Fields for TEGRA210_MBDRC_RATIO_5TH */
#define TEGRA210_MBDRC_RATIO_5TH_SHIFT 0
#define TEGRA210_MBDRC_RATIO_5TH_MASK (0xffff << TEGRA210_MBDRC_RATIO_5TH_SHIFT)
/* Fields for TEGRA210_MBDRC_MAKEUP_GAIN */
#define TEGRA210_MBDRC_MAKEUP_GAIN_SHIFT 0
#define TEGRA210_MBDRC_MAKEUP_GAIN_MASK (0x3f << TEGRA210_MBDRC_MAKEUP_GAIN_SHIFT)
/* Fields for TEGRA210_MBDRC_INIT_GAIN */
#define TEGRA210_MBDRC_INIT_GAIN_SHIFT 0
#define TEGRA210_MBDRC_INIT_GAIN_MASK (0xffffffff << TEGRA210_MBDRC_INIT_GAIN_SHIFT)
/* Fields for TEGRA210_MBDRC_GAIN_ATTACK */
#define TEGRA210_MBDRC_GAIN_ATTACK_SHIFT 0
#define TEGRA210_MBDRC_GAIN_ATTACK_MASK (0xffffffff << TEGRA210_MBDRC_GAIN_ATTACK_SHIFT)
/* Fields for TEGRA210_MBDRC_GAIN_RELEASE */
#define TEGRA210_MBDRC_GAIN_RELEASE_SHIFT 0
#define TEGRA210_MBDRC_GAIN_RELEASE_MASK (0xffffffff << TEGRA210_MBDRC_GAIN_RELEASE_SHIFT)
/* Fields for TEGRA210_MBDRC_FAST_RELEASE */
#define TEGRA210_MBDRC_FAST_RELEASE_SHIFT 0
#define TEGRA210_MBDRC_FAST_RELEASE_MASK (0xffffffff << TEGRA210_MBDRC_FAST_RELEASE_SHIFT)
#define TEGRA210_MBDRC_RAM_CTRL_RW_READ 0
#define TEGRA210_MBDRC_RAM_CTRL_RW_WRITE (1 << 14)
#define TEGRA210_MBDRC_RAM_CTRL_ADDR_INIT_EN (1 << 13)
#define TEGRA210_MBDRC_RAM_CTRL_SEQ_ACCESS_EN (1 << 12)
#define TEGRA210_MBDRC_RAM_CTRL_RAM_ADDR_MASK 0x1ff
/*
* Order and size of each structure element for following structures should not
* be altered size order of elements and their size are based on PEQ co-eff ram
* and shift ram layout.
*/
#define TEGRA210_MBDRC_THRESHOLD_NUM 4
#define TEGRA210_MBDRC_RATIO_NUM (TEGRA210_MBDRC_THRESHOLD_NUM + 1)
#define TEGRA210_MBDRC_MAX_BIQUAD_STAGES 8
/* Order of these enums are same as the order of band specific hw registers */
enum {
MBDRC_LOW_BAND,
MBDRC_MID_BAND,
MBDRC_HIGH_BAND,
MBDRC_NUM_BAND,
};
struct tegra210_mbdrc_band_params {
u32 band;
u32 iir_stages;
u32 in_attack_tc;
u32 in_release_tc;
u32 fast_attack_tc;
u32 in_threshold[TEGRA210_MBDRC_THRESHOLD_NUM];
u32 out_threshold[TEGRA210_MBDRC_THRESHOLD_NUM];
u32 ratio[TEGRA210_MBDRC_RATIO_NUM];
u32 makeup_gain;
u32 gain_init;
u32 gain_attack_tc;
u32 gain_release_tc;
u32 fast_release_tc;
/* For biquad_params[][5] order of coeff is b0, b1, a0, a1, a2 */
u32 biquad_params[TEGRA210_MBDRC_MAX_BIQUAD_STAGES * 5];
};
struct tegra210_mbdrc_config {
unsigned int mode;
unsigned int rms_off;
unsigned int peak_rms_mode;
unsigned int filter_structure;
unsigned int shift_ctrl;
unsigned int frame_size;
unsigned int channel_mask;
unsigned int fa_factor; /* Fast attack factor */
unsigned int fr_factor; /* Fast release factor */
struct tegra210_mbdrc_band_params band_params[MBDRC_NUM_BAND];
};
int tegra210_mbdrc_regmap_init(struct platform_device *pdev);
int tegra210_mbdrc_component_init(struct snd_soc_component *cmpnt);
int tegra210_mbdrc_hw_params(struct snd_soc_component *cmpnt);
#endif
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