1 files changed, 76 insertions, 0 deletions
diff --git a/sys/dev/ixl/ixlv_vc_mgr.h b/sys/dev/ixl/ixlv_vc_mgr.h
new file mode 100644
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+++ b/sys/dev/ixl/ixlv_vc_mgr.h
@@ -0,0 +1,76 @@
+/******************************************************************************
+
+  Copyright (c) 2013-2014, 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:
+  
+   1. Redistributions of source code must retain the above copyright notice, 
+      this list of conditions and the following disclaimer.
+  
+   2. Redistributions in binary form must reproduce the above copyright 
+      notice, this list of conditions and the following disclaimer in the 
+      documentation and/or other materials provided with the distribution.
+  
+   3. Neither the name of the Intel Corporation nor the names of its 
+      contributors may be used to endorse or promote products derived from 
+      this software without specific prior written permission.
+  
+  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 
+  INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 
+  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
+  POSSIBILITY OF SUCH DAMAGE.
+
+******************************************************************************/
+/*$FreeBSD$*/
+
+#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
+