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/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Copyright(c) 2021-2022 Intel Corporation. All rights reserved.
*
* Authors: Cezary Rojewski <cezary.rojewski@intel.com>
* Amadeusz Slawinski <amadeuszx.slawinski@linux.intel.com>
*/
#ifndef __SOUND_SOC_INTEL_AVS_REGS_H
#define __SOUND_SOC_INTEL_AVS_REGS_H
#include <linux/sizes.h>
#define AZX_PCIREG_PGCTL 0x44
#define AZX_PCIREG_CGCTL 0x48
#define AZX_PGCTL_LSRMD_MASK BIT(4)
#define AZX_CGCTL_MISCBDCGE_MASK BIT(6)
#define AZX_VS_EM2_L1SEN BIT(13)
#define AZX_VS_EM2_DUM BIT(23)
/* Intel HD Audio General DSP Registers */
#define AVS_ADSP_GEN_BASE 0x0
#define AVS_ADSP_REG_ADSPCS (AVS_ADSP_GEN_BASE + 0x04)
#define AVS_ADSP_REG_ADSPIC (AVS_ADSP_GEN_BASE + 0x08)
#define AVS_ADSP_REG_ADSPIS (AVS_ADSP_GEN_BASE + 0x0C)
#define AVS_ADSP_ADSPIC_IPC BIT(0)
#define AVS_ADSP_ADSPIC_CLDMA BIT(1)
#define AVS_ADSP_ADSPIS_IPC BIT(0)
#define AVS_ADSP_ADSPIS_CLDMA BIT(1)
#define AVS_ADSPCS_CRST_MASK(cm) (cm)
#define AVS_ADSPCS_CSTALL_MASK(cm) ((cm) << 8)
#define AVS_ADSPCS_SPA_MASK(cm) ((cm) << 16)
#define AVS_ADSPCS_CPA_MASK(cm) ((cm) << 24)
#define AVS_MAIN_CORE_MASK BIT(0)
#define AVS_ADSP_HIPCCTL_BUSY BIT(0)
#define AVS_ADSP_HIPCCTL_DONE BIT(1)
/* SKL Intel HD Audio Inter-Processor Communication Registers */
#define SKL_ADSP_IPC_BASE 0x40
#define SKL_ADSP_REG_HIPCT (SKL_ADSP_IPC_BASE + 0x00)
#define SKL_ADSP_REG_HIPCTE (SKL_ADSP_IPC_BASE + 0x04)
#define SKL_ADSP_REG_HIPCI (SKL_ADSP_IPC_BASE + 0x08)
#define SKL_ADSP_REG_HIPCIE (SKL_ADSP_IPC_BASE + 0x0C)
#define SKL_ADSP_REG_HIPCCTL (SKL_ADSP_IPC_BASE + 0x10)
#define SKL_ADSP_HIPCI_BUSY BIT(31)
#define SKL_ADSP_HIPCIE_DONE BIT(30)
#define SKL_ADSP_HIPCT_BUSY BIT(31)
/* Intel HD Audio SRAM windows base addresses */
#define SKL_ADSP_SRAM_BASE_OFFSET 0x8000
#define SKL_ADSP_SRAM_WINDOW_SIZE 0x2000
#define APL_ADSP_SRAM_BASE_OFFSET 0x80000
#define APL_ADSP_SRAM_WINDOW_SIZE 0x20000
/* Constants used when accessing SRAM, space shared with firmware */
#define AVS_FW_REG_BASE(adev) ((adev)->spec->sram_base_offset)
#define AVS_FW_REG_STATUS(adev) (AVS_FW_REG_BASE(adev) + 0x0)
#define AVS_FW_REG_ERROR_CODE(adev) (AVS_FW_REG_BASE(adev) + 0x4)
#define AVS_WINDOW_CHUNK_SIZE SZ_4K
#define AVS_FW_REGS_SIZE AVS_WINDOW_CHUNK_SIZE
#define AVS_FW_REGS_WINDOW 0
/* DSP -> HOST communication window */
#define AVS_UPLINK_WINDOW AVS_FW_REGS_WINDOW
/* HOST -> DSP communication window */
#define AVS_DOWNLINK_WINDOW 1
#define AVS_DEBUG_WINDOW 2
/* registry I/O helpers */
#define avs_sram_offset(adev, window_idx) \
((adev)->spec->sram_base_offset + \
(adev)->spec->sram_window_size * (window_idx))
#define avs_sram_addr(adev, window_idx) \
((adev)->dsp_ba + avs_sram_offset(adev, window_idx))
#define avs_uplink_addr(adev) \
(avs_sram_addr(adev, AVS_UPLINK_WINDOW) + AVS_FW_REGS_SIZE)
#define avs_downlink_addr(adev) \
avs_sram_addr(adev, AVS_DOWNLINK_WINDOW)
#endif /* __SOUND_SOC_INTEL_AVS_REGS_H */
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