ceebc2f348
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
77 lines
2.5 KiB
C
77 lines
2.5 KiB
C
/******************************************************************************
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Copyright (c) 2013-2017, Intel Corporation
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All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions are met:
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1. Redistributions of source code must retain the above copyright notice,
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this list of conditions and the following disclaimer.
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2. Redistributions in binary form must reproduce the above copyright
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notice, this list of conditions and the following disclaimer in the
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documentation and/or other materials provided with the distribution.
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3. Neither the name of the Intel Corporation nor the names of its
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contributors may be used to endorse or promote products derived from
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this software without specific prior written permission.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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POSSIBILITY OF SUCH DAMAGE.
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******************************************************************************/
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/*$FreeBSD$*/
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#ifndef _IXLV_VC_MGR_H_
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#define _IXLV_VC_MGR_H_
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#include <sys/queue.h>
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struct ixl_vc_cmd;
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typedef void ixl_vc_callback_t(struct ixl_vc_cmd *, void *,
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enum i40e_status_code);
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#define IXLV_VC_CMD_FLAG_BUSY 0x0001
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struct ixl_vc_cmd
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{
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uint32_t request;
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uint32_t flags;
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ixl_vc_callback_t *callback;
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void *arg;
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TAILQ_ENTRY(ixl_vc_cmd) next;
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};
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struct ixl_vc_mgr
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{
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struct ixlv_sc *sc;
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struct ixl_vc_cmd *current;
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struct callout callout;
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TAILQ_HEAD(, ixl_vc_cmd) pending;
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};
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#define IXLV_VC_TIMEOUT (2 * hz)
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void ixl_vc_init_mgr(struct ixlv_sc *, struct ixl_vc_mgr *);
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void ixl_vc_enqueue(struct ixl_vc_mgr *, struct ixl_vc_cmd *,
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uint32_t, ixl_vc_callback_t *, void *);
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void ixl_vc_flush(struct ixl_vc_mgr *mgr);
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#endif
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