linux-zen-server/drivers/net/wwan/t7xx/t7xx_netdev.h

61 lines
1.4 KiB
C

/* SPDX-License-Identifier: GPL-2.0-only
*
* Copyright (c) 2021, MediaTek Inc.
* Copyright (c) 2021-2022, Intel Corporation.
*
* Authors:
* Haijun Liu <haijun.liu@mediatek.com>
* Moises Veleta <moises.veleta@intel.com>
*
* Contributors:
* Amir Hanania <amir.hanania@intel.com>
* Chiranjeevi Rapolu <chiranjeevi.rapolu@intel.com>
* Ricardo Martinez <ricardo.martinez@linux.intel.com>
*/
#ifndef __T7XX_NETDEV_H__
#define __T7XX_NETDEV_H__
#include <linux/bits.h>
#include <linux/netdevice.h>
#include <linux/types.h>
#include "t7xx_hif_dpmaif.h"
#include "t7xx_pci.h"
#include "t7xx_state_monitor.h"
#define RXQ_NUM DPMAIF_RXQ_NUM
#define NIC_DEV_MAX 21
#define NIC_DEV_DEFAULT 2
#define CCMNI_NETDEV_WDT_TO (1 * HZ)
#define CCMNI_MTU_MAX 3000
#define NIC_NAPI_POLL_BUDGET 128
struct t7xx_ccmni {
u8 index;
atomic_t usage;
struct net_device *dev;
struct t7xx_ccmni_ctrl *ctlb;
};
struct t7xx_ccmni_ctrl {
struct t7xx_pci_dev *t7xx_dev;
struct dpmaif_ctrl *hif_ctrl;
struct t7xx_ccmni *ccmni_inst[NIC_DEV_MAX];
struct dpmaif_callbacks callbacks;
unsigned int nic_dev_num;
unsigned int md_sta;
struct t7xx_fsm_notifier md_status_notify;
bool wwan_is_registered;
struct net_device dummy_dev;
struct napi_struct *napi[RXQ_NUM];
atomic_t napi_usr_refcnt;
bool is_napi_en;
};
int t7xx_ccmni_init(struct t7xx_pci_dev *t7xx_dev);
void t7xx_ccmni_exit(struct t7xx_pci_dev *t7xx_dev);
#endif /* __T7XX_NETDEV_H__ */