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Fixed MTP to work with TWRP

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awab228 2018-06-19 23:16:04 +02:00
commit f6dfaef42e
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113
drivers/infiniband/hw/usnic/usnic_fwd.h Normal file
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/*
* 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_FWD_H_
#define USNIC_FWD_H_
#include <linux/if.h>
#include <linux/netdevice.h>
#include <linux/pci.h>
#include <linux/in.h>
#include "usnic_abi.h"
#include "usnic_common_pkt_hdr.h"
#include "vnic_devcmd.h"
struct usnic_fwd_dev {
struct pci_dev *pdev;
struct net_device *netdev;
spinlock_t lock;
/*
* The following fields can be read directly off the device.
* However, they should be set by a accessor function, except name,
* which cannot be changed.
*/
bool link_up;
char mac[ETH_ALEN];
unsigned int mtu;
__be32 inaddr;
char name[IFNAMSIZ+1];
};
struct usnic_fwd_flow {
uint32_t flow_id;
struct usnic_fwd_dev *ufdev;
unsigned int vnic_idx;
};
struct usnic_filter_action {
int vnic_idx;
struct filter_action action;
};
struct usnic_fwd_dev *usnic_fwd_dev_alloc(struct pci_dev *pdev);
void usnic_fwd_dev_free(struct usnic_fwd_dev *ufdev);
void usnic_fwd_set_mac(struct usnic_fwd_dev *ufdev, char mac[ETH_ALEN]);
int usnic_fwd_add_ipaddr(struct usnic_fwd_dev *ufdev, __be32 inaddr);
void usnic_fwd_del_ipaddr(struct usnic_fwd_dev *ufdev);
void usnic_fwd_carrier_up(struct usnic_fwd_dev *ufdev);
void usnic_fwd_carrier_down(struct usnic_fwd_dev *ufdev);
void usnic_fwd_set_mtu(struct usnic_fwd_dev *ufdev, unsigned int mtu);
/*
* Allocate a flow on this forwarding device. Whoever calls this function,
* must monitor netdev events on ufdev's netdevice. If NETDEV_REBOOT or
* NETDEV_DOWN is seen, flow will no longer function and must be
* immediately freed by calling usnic_dealloc_flow.
*/
struct usnic_fwd_flow*
usnic_fwd_alloc_flow(struct usnic_fwd_dev *ufdev, struct filter *filter,
struct usnic_filter_action *action);
int usnic_fwd_dealloc_flow(struct usnic_fwd_flow *flow);
int usnic_fwd_enable_qp(struct usnic_fwd_dev *ufdev, int vnic_idx, int qp_idx);
int usnic_fwd_disable_qp(struct usnic_fwd_dev *ufdev, int vnic_idx, int qp_idx);
static inline void usnic_fwd_init_usnic_filter(struct filter *filter,
uint32_t usnic_id)
{
filter->type = FILTER_USNIC_ID;
filter->u.usnic.ethtype = USNIC_ROCE_ETHERTYPE;
filter->u.usnic.flags = FILTER_FIELD_USNIC_ETHTYPE |
FILTER_FIELD_USNIC_ID |
FILTER_FIELD_USNIC_PROTO;
filter->u.usnic.proto_version = (USNIC_ROCE_GRH_VER <<
USNIC_ROCE_GRH_VER_SHIFT) |
USNIC_PROTO_VER;
filter->u.usnic.usnic_id = usnic_id;
}
static inline void usnic_fwd_init_udp_filter(struct filter *filter,
uint32_t daddr, uint16_t dport)
{
filter->type = FILTER_IPV4_5TUPLE;
filter->u.ipv4.flags = FILTER_FIELD_5TUP_PROTO;
filter->u.ipv4.protocol = PROTO_UDP;
if (daddr) {
filter->u.ipv4.flags |= FILTER_FIELD_5TUP_DST_AD;
filter->u.ipv4.dst_addr = daddr;
}
if (dport) {
filter->u.ipv4.flags |= FILTER_FIELD_5TUP_DST_PT;
filter->u.ipv4.dst_port = dport;
}
}
#endif /* !USNIC_FWD_H_ */