013b4c52c7
This patch replaces instances of zero-sized arrays i.e. those at the end of structures with "[0]" with the more standard syntax of "[]". Replacement was done using coccinelle script, with some revert and cleanup of whitespace afterwards. Signed-off-by: Bruce Richardson <bruce.richardson@intel.com> Acked-by: Morten Brørup <mb@smartsharesystems.com> Acked-by: Stephen Hemminger <stephen@networkplumber.org> Acked-by: Hemant Agrawal <hemant.agrawal@nxp.com>
59 lines
1.8 KiB
C
59 lines
1.8 KiB
C
/* SPDX-License-Identifier: BSD-3-Clause
|
|
* Copyright(c) 2018 Chelsio Communications.
|
|
* All rights reserved.
|
|
*/
|
|
#ifndef _CXGBE_L2T_H_
|
|
#define _CXGBE_L2T_H_
|
|
|
|
#include "base/t4_msg.h"
|
|
|
|
enum {
|
|
L2T_SIZE = 4096 /* # of L2T entries */
|
|
};
|
|
|
|
enum {
|
|
L2T_STATE_VALID, /* entry is up to date */
|
|
L2T_STATE_SYNC_WRITE, /* synchronous write of entry underway */
|
|
|
|
/* when state is one of the below the entry is not hashed */
|
|
L2T_STATE_SWITCHING, /* entry is being used by a switching filter */
|
|
L2T_STATE_UNUSED /* entry not in use */
|
|
};
|
|
|
|
/*
|
|
* State for the corresponding entry of the HW L2 table.
|
|
*/
|
|
struct l2t_entry {
|
|
u16 state; /* entry state */
|
|
u16 idx; /* entry index within in-memory table */
|
|
u16 vlan; /* VLAN TCI (id: bits 0-11, prio: 13-15 */
|
|
u8 lport; /* destination port */
|
|
u8 dmac[RTE_ETHER_ADDR_LEN]; /* destination MAC address */
|
|
rte_spinlock_t lock; /* entry lock */
|
|
u32 refcnt; /* entry reference count */
|
|
};
|
|
|
|
struct l2t_data {
|
|
unsigned int l2t_start; /* start index of our piece of the L2T */
|
|
unsigned int l2t_size; /* number of entries in l2tab */
|
|
rte_rwlock_t lock; /* table rw lock */
|
|
struct l2t_entry l2tab[]; /* MUST BE LAST */
|
|
};
|
|
|
|
#define L2T_LPBK true
|
|
#define L2T_ARPMISS true
|
|
|
|
/* identifies sync vs async L2T_WRITE_REQs */
|
|
#define S_SYNC_WR 12
|
|
#define V_SYNC_WR(x) ((x) << S_SYNC_WR)
|
|
#define F_SYNC_WR V_SYNC_WR(1)
|
|
|
|
struct l2t_data *t4_init_l2t(unsigned int l2t_start, unsigned int l2t_end);
|
|
void t4_cleanup_l2t(struct adapter *adap);
|
|
struct l2t_entry *cxgbe_l2t_alloc_switching(struct rte_eth_dev *dev, u16 vlan,
|
|
u8 port, u8 *dmac);
|
|
void cxgbe_l2t_release(struct l2t_entry *e);
|
|
void cxgbe_do_l2t_write_rpl(struct adapter *p,
|
|
const struct cpl_l2t_write_rpl *rpl);
|
|
#endif /* _CXGBE_L2T_H_ */
|