/* SPDX-License-Identifier: (BSD-3-Clause OR GPL-2.0-only) */
/* Copyright(c) 2014 - 2020 Intel Corporation */
#ifndef ADF_TRANSPORT_INTRN_H
#define ADF_TRANSPORT_INTRN_H

#include <linux/interrupt.h>
#include <linux/spinlock_types.h>
#include "adf_transport.h"

struct adf_etr_ring_debug_entry {
        char ring_name[ADF_CFG_MAX_KEY_LEN_IN_BYTES];
        struct dentry *debug;
};

struct adf_etr_ring_data {
        void *base_addr;
        atomic_t *inflights;
        adf_callback_fn callback;
        struct adf_etr_bank_data *bank;
        dma_addr_t dma_addr;
        struct adf_etr_ring_debug_entry *ring_debug;
        spinlock_t lock;        /* protects ring data struct */
        u16 head;
        u16 tail;
        u32 threshold;
        u8 ring_number;
        u8 ring_size;
        u8 msg_size;
};

struct adf_etr_bank_data {
        struct adf_etr_ring_data *rings;
        struct tasklet_struct resp_handler;
        void __iomem *csr_addr;
        u32 irq_coalesc_timer;
        u32 bank_number;
        u16 ring_mask;
        u16 irq_mask;
        spinlock_t lock;        /* protects bank data struct */
        struct adf_accel_dev *accel_dev;
        struct dentry *bank_debug_dir;
        struct dentry *bank_debug_cfg;
};

struct adf_etr_data {
        struct adf_etr_bank_data *banks;
        struct dentry *debug;
};

void adf_response_handler(uintptr_t bank_addr);
#ifdef CONFIG_DEBUG_FS
#include <linux/debugfs.h>
int adf_bank_debugfs_add(struct adf_etr_bank_data *bank);
void adf_bank_debugfs_rm(struct adf_etr_bank_data *bank);
int adf_ring_debugfs_add(struct adf_etr_ring_data *ring, const char *name);
void adf_ring_debugfs_rm(struct adf_etr_ring_data *ring);
#else
static inline int adf_bank_debugfs_add(struct adf_etr_bank_data *bank)
{
        return 0;
}

#define adf_bank_debugfs_rm(bank) do {} while (0)

static inline int adf_ring_debugfs_add(struct adf_etr_ring_data *ring,
                                       const char *name)
{
        return 0;
}

#define adf_ring_debugfs_rm(ring) do {} while (0)
#endif
#endif