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