freebsd-dev/sys/dev/oce/oce_user.h

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/*-
* Copyright (C) 2013 Emulex
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* 3. Neither the name of the Emulex Corporation nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
* Contact Information:
* freebsd-drivers@emulex.com
*
* Emulex
* 3333 Susan Street
* Costa Mesa, CA 92626
*/
/* $FreeBSD$ */
struct oce_mbx;
struct oce_softc;
struct mbx_hdr;
enum oce_interrupt_mode {
OCE_INTERRUPT_MODE_MSIX = 0,
OCE_INTERRUPT_MODE_INTX = 1,
OCE_INTERRUPT_MODE_MSI = 2,
};
#define MAX_ROCE_MSIX_VECTORS 16
#define MIN_ROCE_MSIX_VECTORS 1
#define ROCE_MSIX_VECTORS 2
struct oce_dev_info {
device_t dev;
struct ifnet *ifp;
struct oce_softc *softc;
bus_space_handle_t db_bhandle;
bus_space_tag_t db_btag;
uint64_t unmapped_db;
uint32_t unmapped_db_len;
uint32_t db_page_size;
uint64_t dpp_unmapped_addr;
uint32_t dpp_unmapped_len;
uint8_t mac_addr[6];
uint32_t dev_family;
uint16_t vendor_id;
uint16_t dev_id;
enum oce_interrupt_mode intr_mode;
struct {
int num_vectors;
int start_vector;
uint32_t vector_list[MAX_ROCE_MSIX_VECTORS];
} msix;
uint32_t flags;
#define OCE_RDMA_INFO_RDMA_SUPPORTED 0x00000001
};
#define OCE_GEN2_FAMILY 2
#ifdef notdef
struct oce_mbx_ctx {
struct oce_mbx *mbx;
void (*cb) (void *ctx);
void *cb_ctx;
};
#endif
struct oce_mbx_ctx;
typedef struct oce_rdma_info {
int size;
void (*close)(void);
int (*mbox_post)(struct oce_softc *sc,
struct oce_mbx *mbx,
struct oce_mbx_ctx *mbxctx);
void (*common_req_hdr_init)(struct mbx_hdr *hdr,
uint8_t dom,
uint8_t port,
uint8_t subsys,
uint8_t opcode,
uint32_t timeout,
uint32_t pyld_len,
uint8_t version);
void (*get_mac_addr)(struct oce_softc *sc,
uint8_t *macaddr);
} OCE_RDMA_INFO, *POCE_RDMA_INFO;
#define OCE_RDMA_INFO_SIZE (sizeof(OCE_RDMA_INFO))
typedef struct oce_rdma_if {
int size;
int (*announce)(struct oce_dev_info *devinfo);
} OCE_RDMA_IF, *POCE_RDMA_IF;
#define OCE_RDMA_IF_SIZE (sizeof(OCE_RDMA_IF))
int oce_register_rdma(POCE_RDMA_INFO rdma_info, POCE_RDMA_IF rdma_if);