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/* SPDX-License-Identifier: GPL-2.0+ */
/*
* Copyright (C) 2023 Advanced Micro Devices, Inc. All rights reserved.
*/
#ifndef __SDW_AMD_H
#define __SDW_AMD_H
#include <linux/soundwire/sdw.h>
#define ACP_SDW0 0
#define ACP_SDW1 1
struct acp_sdw_pdata {
u16 instance;
/* mutex to protect acp common register access */
struct mutex *acp_sdw_lock;
};
struct sdw_manager_reg_mask {
u32 sw_pad_enable_mask;
u32 sw_pad_pulldown_mask;
u32 acp_sdw_intr_mask;
};
/**
* struct amd_sdw_manager - amd manager driver context
* @bus: bus handle
* @dev: linux device
* @mmio: SoundWire registers mmio base
* @acp_mmio: acp registers mmio base
* @reg_mask: register mask structure per manager instance
* @probe_work: SoundWire manager probe workqueue
* @acp_sdw_lock: mutex to protect acp share register access
* @num_din_ports: number of input ports
* @num_dout_ports: number of output ports
* @cols_index: Column index in frame shape
* @rows_index: Rows index in frame shape
* @instance: SoundWire manager instance
* @quirks: SoundWire manager quirks
* @wake_en_mask: wake enable mask per SoundWire manager
* @power_mode_mask: flag interprets amd SoundWire manager power mode
*/
struct amd_sdw_manager {
struct sdw_bus bus;
struct device *dev;
void __iomem *mmio;
void __iomem *acp_mmio;
struct sdw_manager_reg_mask *reg_mask;
struct work_struct probe_work;
/* mutex to protect acp common register access */
struct mutex *acp_sdw_lock;
int num_din_ports;
int num_dout_ports;
int cols_index;
int rows_index;
u32 instance;
u32 quirks;
u32 wake_en_mask;
u32 power_mode_mask;
};
#endif
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