123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475 |
- /**************************************************************************
- *
- * GPL net driver for Solarflare network cards
- *
- * Written by Shradha Shah <sshah@solarflare.com>
- *
- * Copyright 2012-2017 Solarflare Communications Inc.
- *
- * 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 any later version.
- *
- * You can also choose to distribute this program under the terms of
- * the Unmodified Binary Distribution Licence (as given in the file
- * COPYING.UBDL), provided that you have satisfied its requirements.
- *
- ***************************************************************************/
-
- #ifndef EFX_HUNT_H
- #define EFX_HUNT_H
-
- #include "efx_common.h"
-
- FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL );
-
- /**************************************************************************
- *
- * Hardware data structures and sizing
- *
- ***************************************************************************/
-
- #define EFX_EV_SIZE(_nevs) ((_nevs) * sizeof(efx_qword_t))
- #define EFX_EVQ_NBUFS(_nevs) (EFX_EV_SIZE(_nevs) / EFX_BUF_ALIGN)
-
- #define EFX_RXQ_SIZE(_ndescs) ((_ndescs) * sizeof(efx_qword_t))
- #define EFX_RXQ_NBUFS(_ndescs) (EFX_RXQ_SIZE(_ndescs) / EFX_BUF_ALIGN)
-
- #define EFX_TXQ_SIZE(_ndescs) ((_ndescs) * sizeof(efx_qword_t))
- #define EFX_TXQ_NBUFS(_ndescs) (EFX_TXQ_SIZE(_ndescs) / EFX_BUF_ALIGN)
-
- /** MCDI request structure */
- struct efx_mcdi_req_s {
- unsigned int emr_cmd;
- efx_dword_t *emr_in_buf;
- size_t emr_in_length;
- int emr_rc;
- efx_dword_t *emr_out_buf;
- size_t emr_out_length;
- size_t emr_out_length_used;
- };
-
- /*******************************************************************************
- *
- *
- * Hardware API
- *
- *
- ******************************************************************************/
-
- extern void efx_hunt_free_special_buffer(void *buf, int bytes);
-
- /* Data path entry points */
- extern int efx_hunt_transmit(struct net_device *netdev, struct io_buffer *iob);
- extern void efx_hunt_poll(struct net_device *netdev);
- extern void efx_hunt_irq(struct net_device *netdev, int enable);
-
- /* Initialisation */
- extern int efx_hunt_ev_init(struct net_device *netdev, dma_addr_t *dma_addr);
- extern int efx_hunt_rx_init(struct net_device *netdev, dma_addr_t *dma_addr);
- extern int efx_hunt_tx_init(struct net_device *netdev, dma_addr_t *dma_addr);
- extern int efx_hunt_open(struct net_device *netdev);
- extern void efx_hunt_close(struct net_device *netdev);
-
- #endif /* EFX_HUNT_H */
|