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* Copyright (c) 2015-2016 Quantenna Communications, Inc.
* All rights reserved.
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* GNU General Public License for more details.
#ifndef _QTN_FMAC_PCIE_H_
#define _QTN_FMAC_PCIE_H_
#include <linux/dma-mapping.h>
#include <linux/io.h>
#include "pcie_regs_pearl.h"
#include "pcie_ipc.h"
#include "shm_ipc.h"
struct bus;
struct qtnf_pcie_bus_priv {
struct pci_dev *pdev;
/* lock for irq configuration changes */
spinlock_t irq_lock;
/* lock for tx reclaim operations */
spinlock_t tx_reclaim_lock;
/* lock for tx0 operations */
spinlock_t tx0_lock;
u8 msi_enabled;
int mps;
struct workqueue_struct *workqueue;
struct tasklet_struct reclaim_tq;
void __iomem *sysctl_bar;
void __iomem *epmem_bar;
void __iomem *dmareg_bar;
struct qtnf_shm_ipc shm_ipc_ep_in;
struct qtnf_shm_ipc shm_ipc_ep_out;
struct qtnf_pcie_bda __iomem *bda;
void __iomem *pcie_reg_base;
u16 tx_bd_num;
u16 rx_bd_num;
struct sk_buff **tx_skb;
struct sk_buff **rx_skb;
struct qtnf_tx_bd *tx_bd_vbase;
dma_addr_t tx_bd_pbase;
struct qtnf_rx_bd *rx_bd_vbase;
dma_addr_t rx_bd_pbase;
dma_addr_t bd_table_paddr;
void *bd_table_vaddr;
u32 bd_table_len;
u32 rx_bd_w_index;
u32 rx_bd_r_index;
u32 tx_bd_w_index;
u32 tx_bd_r_index;
u32 pcie_irq_mask;
/* diagnostics stats */
u32 pcie_irq_count;
u32 pcie_irq_rx_count;
u32 pcie_irq_tx_count;
u32 pcie_irq_uf_count;
u32 tx_full_count;
u32 tx_done_count;
u32 tx_reclaim_done;
u32 tx_reclaim_req;
#endif /* _QTN_FMAC_PCIE_H_ */