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Commit 3a35780f authored by David VomLehn's avatar David VomLehn Committed by David S. Miller
Browse files

net: ethernet: aquantia: Common functions and definitions 



Add files containing the functions and definitions used in common in
different functional areas.

Signed-off-by: default avatarAlexander Loktionov <Alexander.Loktionov@aquantia.com>
Signed-off-by: default avatarDmitrii Tarakanov <Dmitrii.Tarakanov@aquantia.com>
Signed-off-by: default avatarPavel Belous <Pavel.Belous@aquantia.com>
Signed-off-by: default avatarDmitry Bezrukov <Dmitry.Bezrukov@aquantia.com>
Signed-off-by: default avatarDavid M. VomLehn <vomlehn@texas.net>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 5015024d

drivers/net/ethernet/aquantia/atlantic/aq_cfg.h

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/*

 * aQuantia Corporation Network Driver

 * Copyright (C) 2014-2017 aQuantia Corporation. All rights reserved

 *

 * This program is free software; you can redistribute it and/or modify it

 * under the terms and conditions of the GNU General Public License,

 * version 2, as published by the Free Software Foundation.

 */



/* File aq_cfg.h: Definition of configuration parameters and constants. */



#ifndef AQ_CFG_H

#define AQ_CFG_H



#define AQ_CFG_VECS_DEF   4U

#define AQ_CFG_TCS_DEF    1U



#define AQ_CFG_TXDS_DEF    4096U

#define AQ_CFG_RXDS_DEF    1024U



#define AQ_CFG_IS_POLLING_DEF 0U



#define AQ_CFG_FORCE_LEGACY_INT 0U



#define AQ_CFG_IS_INTERRUPT_MODERATION_DEF   1U

#define AQ_CFG_INTERRUPT_MODERATION_RATE_DEF 0xFFFFU

#define AQ_CFG_IRQ_MASK                      0x1FFU



#define AQ_CFG_VECS_MAX   8U

#define AQ_CFG_TCS_MAX    8U



#define AQ_CFG_TX_FRAME_MAX  (16U * 1024U)

#define AQ_CFG_RX_FRAME_MAX  (4U * 1024U)



/* LRO */

#define AQ_CFG_IS_LRO_DEF           1U



/* RSS */

#define AQ_CFG_RSS_INDIRECTION_TABLE_MAX  128U

#define AQ_CFG_RSS_HASHKEY_SIZE           320U



#define AQ_CFG_IS_RSS_DEF           1U

#define AQ_CFG_NUM_RSS_QUEUES_DEF   AQ_CFG_VECS_DEF

#define AQ_CFG_RSS_BASE_CPU_NUM_DEF 0U



#define AQ_CFG_PCI_FUNC_MSIX_IRQS   9U

#define AQ_CFG_PCI_FUNC_PORTS       2U



#define AQ_CFG_SERVICE_TIMER_INTERVAL    (2 * HZ)

#define AQ_CFG_POLLING_TIMER_INTERVAL   ((unsigned int)(2 * HZ))



#define AQ_CFG_SKB_FRAGS_MAX   32U



#define AQ_CFG_NAPI_WEIGHT     64U



#define AQ_CFG_MULTICAST_ADDRESS_MAX     32U



/*#define AQ_CFG_MAC_ADDR_PERMANENT {0x30, 0x0E, 0xE3, 0x12, 0x34, 0x56}*/



#define AQ_CFG_FC_MODE 3U



#define AQ_CFG_SPEED_MSK  0xFFFFU	/* 0xFFFFU==auto_neg */



#define AQ_CFG_IS_AUTONEG_DEF       1U

#define AQ_CFG_MTU_DEF              1514U



#define AQ_CFG_LOCK_TRYS   100U



#define AQ_CFG_DRV_AUTHOR      "aQuantia"

#define AQ_CFG_DRV_DESC        "aQuantia Corporation(R) Network Driver"

#define AQ_CFG_DRV_NAME        "aquantia"

#define AQ_CFG_DRV_VERSION	__stringify(NIC_MAJOR_DRIVER_VERSION)"."\

				__stringify(NIC_MINOR_DRIVER_VERSION)"."\

				__stringify(NIC_BUILD_DRIVER_VERSION)"."\

				__stringify(NIC_REVISION_DRIVER_VERSION)



#endif /* AQ_CFG_H */

drivers/net/ethernet/aquantia/atlantic/aq_common.h

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/*

 * aQuantia Corporation Network Driver

 * Copyright (C) 2014-2017 aQuantia Corporation. All rights reserved

 *

 * This program is free software; you can redistribute it and/or modify it

 * under the terms and conditions of the GNU General Public License,

 * version 2, as published by the Free Software Foundation.

 */



/* File aq_common.h: Basic includes for all files in project. */



#ifndef AQ_COMMON_H

#define AQ_COMMON_H



#include <linux/etherdevice.h>

#include <linux/pci.h>



#include "ver.h"

#include "aq_nic.h"

#include "aq_cfg.h"

#include "aq_utils.h"



#endif /* AQ_COMMON_H */

drivers/net/ethernet/aquantia/atlantic/aq_utils.h

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/*

 * aQuantia Corporation Network Driver

 * Copyright (C) 2014-2017 aQuantia Corporation. All rights reserved

 *

 * This program is free software; you can redistribute it and/or modify it

 * under the terms and conditions of the GNU General Public License,

 * version 2, as published by the Free Software Foundation.

 */



/* File aq_utils.h: Useful macro and structures used in all layers of driver. */



#ifndef AQ_UTILS_H

#define AQ_UTILS_H



#include "aq_common.h"



#define AQ_DIMOF(_ARY_)  ARRAY_SIZE(_ARY_)



struct aq_obj_s {

	spinlock_t lock; /* spinlock for nic/rings processing */

	atomic_t flags;

	atomic_t busy_count;

};



static inline void aq_utils_obj_set(atomic_t *flags, u32 mask)

{

	unsigned long flags_old, flags_new;



	do {

		flags_old = atomic_read(flags);

		flags_new = flags_old | (mask);

	} while (atomic_cmpxchg(flags, flags_old, flags_new) != flags_old);

}



static inline void aq_utils_obj_clear(atomic_t *flags, u32 mask)

{

	unsigned long flags_old, flags_new;



	do {

		flags_old = atomic_read(flags);

		flags_new = flags_old & ~(mask);

	} while (atomic_cmpxchg(flags, flags_old, flags_new) != flags_old);

}



static inline bool aq_utils_obj_test(atomic_t *flags, u32 mask)

{

	return atomic_read(flags) & mask;

}



#endif /* AQ_UTILS_H */