freebsd-dev/sys/dev/ixl/ixlv_vc_mgr.h
Eric Joyner ceebc2f348 ixl(4): Update to 1.9.9-k
Refresh upstream driver before impending conversion to iflib.

Major changes:

- Support for descriptor writeback mode (required by ixlv(4) for AVF support)
- Ability to disable firmware LLDP agent by user (PR 221530)
- Fix for TX queue hang when using TSO (PR 221919)
- Separate descriptor ring sizes for TX and RX rings

PR:		221530, 221919
Submitted by:	Krzysztof Galazka <krzysztof.galazka@intel.com>
Reviewed by:	#IntelNetworking
MFC after:	1 day
Relnotes:	Yes
Sponsored by:	Intel Corporation
Differential Revision:	https://reviews.freebsd.org/D14985
2018-05-01 18:50:12 +00:00

77 lines
2.5 KiB
C

/******************************************************************************
Copyright (c) 2013-2017, Intel Corporation
All rights reserved.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are met:
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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
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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
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******************************************************************************/
/*$FreeBSD$*/
#ifndef _IXLV_VC_MGR_H_
#define _IXLV_VC_MGR_H_
#include <sys/queue.h>
struct ixl_vc_cmd;
typedef void ixl_vc_callback_t(struct ixl_vc_cmd *, void *,
enum i40e_status_code);
#define IXLV_VC_CMD_FLAG_BUSY 0x0001
struct ixl_vc_cmd
{
uint32_t request;
uint32_t flags;
ixl_vc_callback_t *callback;
void *arg;
TAILQ_ENTRY(ixl_vc_cmd) next;
};
struct ixl_vc_mgr
{
struct ixlv_sc *sc;
struct ixl_vc_cmd *current;
struct callout callout;
TAILQ_HEAD(, ixl_vc_cmd) pending;
};
#define IXLV_VC_TIMEOUT (2 * hz)
void ixl_vc_init_mgr(struct ixlv_sc *, struct ixl_vc_mgr *);
void ixl_vc_enqueue(struct ixl_vc_mgr *, struct ixl_vc_cmd *,
uint32_t, ixl_vc_callback_t *, void *);
void ixl_vc_flush(struct ixl_vc_mgr *mgr);
#endif