forked from Minki/linux
e3cf00d0a8
This adds a driver that allows userspace to use UD-like QPs over a proprietary Cisco transport with Cisco's Virtual Interface Cards (VICs), including VIC 1240 and 1280 cards. Signed-off-by: Upinder Malhi <umalhi@cisco.com> Signed-off-by: Christian Benvenuti <benve@cisco.com> Signed-off-by: Roland Dreier <roland@purestorage.com>
104 lines
3.5 KiB
C
104 lines
3.5 KiB
C
/*
|
|
* Copyright (c) 2013, Cisco Systems, Inc. All rights reserved.
|
|
*
|
|
* This program is free software; you may redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License as published by
|
|
* the Free Software Foundation; version 2 of the License.
|
|
*
|
|
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
|
|
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
|
|
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
|
|
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
|
|
* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
|
|
* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
|
|
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
|
|
* SOFTWARE.
|
|
*
|
|
*/
|
|
|
|
#ifndef USNIC_VNIC_H_
|
|
#define USNIC_VNIC_H_
|
|
|
|
#include <linux/pci.h>
|
|
|
|
#include "vnic_dev.h"
|
|
|
|
/* =USNIC_VNIC_RES_TYPE= =VNIC_RES= =DESC= */
|
|
#define USNIC_VNIC_RES_TYPES \
|
|
DEFINE_USNIC_VNIC_RES_AT(EOL, RES_TYPE_EOL, "EOL", 0) \
|
|
DEFINE_USNIC_VNIC_RES(WQ, RES_TYPE_WQ, "WQ") \
|
|
DEFINE_USNIC_VNIC_RES(RQ, RES_TYPE_RQ, "RQ") \
|
|
DEFINE_USNIC_VNIC_RES(CQ, RES_TYPE_CQ, "CQ") \
|
|
DEFINE_USNIC_VNIC_RES(INTR, RES_TYPE_INTR_CTRL, "INT") \
|
|
DEFINE_USNIC_VNIC_RES(MAX, RES_TYPE_MAX, "MAX")\
|
|
|
|
#define DEFINE_USNIC_VNIC_RES_AT(usnic_vnic_res_t, vnic_res_type, desc, val) \
|
|
USNIC_VNIC_RES_TYPE_##usnic_vnic_res_t = val,
|
|
#define DEFINE_USNIC_VNIC_RES(usnic_vnic_res_t, vnic_res_type, desc) \
|
|
USNIC_VNIC_RES_TYPE_##usnic_vnic_res_t,
|
|
enum usnic_vnic_res_type {
|
|
USNIC_VNIC_RES_TYPES
|
|
};
|
|
#undef DEFINE_USNIC_VNIC_RES
|
|
#undef DEFINE_USNIC_VNIC_RES_AT
|
|
|
|
struct usnic_vnic_res {
|
|
enum usnic_vnic_res_type type;
|
|
unsigned int vnic_idx;
|
|
struct usnic_vnic *vnic;
|
|
void __iomem *ctrl;
|
|
void *owner;
|
|
};
|
|
|
|
struct usnic_vnic_res_chunk {
|
|
enum usnic_vnic_res_type type;
|
|
int cnt;
|
|
int free_cnt;
|
|
struct usnic_vnic_res **res;
|
|
struct usnic_vnic *vnic;
|
|
};
|
|
|
|
struct usnic_vnic_res_desc {
|
|
enum usnic_vnic_res_type type;
|
|
uint16_t cnt;
|
|
};
|
|
|
|
struct usnic_vnic_res_spec {
|
|
struct usnic_vnic_res_desc resources[USNIC_VNIC_RES_TYPE_MAX];
|
|
};
|
|
|
|
const char *usnic_vnic_res_type_to_str(enum usnic_vnic_res_type res_type);
|
|
const char *usnic_vnic_pci_name(struct usnic_vnic *vnic);
|
|
int usnic_vnic_dump(struct usnic_vnic *vnic, char *buf, int buf_sz,
|
|
void *hdr_obj,
|
|
int (*printtitle)(void *, char*, int),
|
|
int (*printcols)(char *, int),
|
|
int (*printrow)(void *, char *, int));
|
|
void usnic_vnic_res_spec_update(struct usnic_vnic_res_spec *spec,
|
|
enum usnic_vnic_res_type trgt_type,
|
|
u16 cnt);
|
|
int usnic_vnic_res_spec_satisfied(const struct usnic_vnic_res_spec *min_spec,
|
|
struct usnic_vnic_res_spec *res_spec);
|
|
int usnic_vnic_spec_dump(char *buf, int buf_sz,
|
|
struct usnic_vnic_res_spec *res_spec);
|
|
int usnic_vnic_check_room(struct usnic_vnic *vnic,
|
|
struct usnic_vnic_res_spec *res_spec);
|
|
int usnic_vnic_res_cnt(struct usnic_vnic *vnic,
|
|
enum usnic_vnic_res_type type);
|
|
int usnic_vnic_res_free_cnt(struct usnic_vnic *vnic,
|
|
enum usnic_vnic_res_type type);
|
|
struct usnic_vnic_res_chunk *
|
|
usnic_vnic_get_resources(struct usnic_vnic *vnic,
|
|
enum usnic_vnic_res_type type,
|
|
int cnt,
|
|
void *owner);
|
|
void usnic_vnic_put_resources(struct usnic_vnic_res_chunk *chunk);
|
|
struct pci_dev *usnic_vnic_get_pdev(struct usnic_vnic *vnic);
|
|
struct vnic_dev_bar *usnic_vnic_get_bar(struct usnic_vnic *vnic,
|
|
int bar_num);
|
|
struct usnic_vnic *usnic_vnic_alloc(struct pci_dev *pdev);
|
|
void usnic_vnic_free(struct usnic_vnic *vnic);
|
|
u16 usnic_vnic_get_index(struct usnic_vnic *vnic);
|
|
|
|
#endif /*!USNIC_VNIC_H_*/
|