Update to the Intel Base driver for the Intel XL710 Ethernet Controller Family

	- It was decided to change the driver name to if_ixl for FreeBSD
	- This release adds the VF Driver to the tree, it can be built into
	  the kernel or as the if_ixlv module
	- The VF driver is independent for the first time, this will be
	  desireable when full SRIOV capability is added to the OS.
	- Thanks to my new coworker Eric Joyner for his superb work in
	  both the core and vf driver code.

Enjoy everyone!

Submitted by:	jack.vogel@intel.com and eric.joyner@intel.com
MFC after:	3 days (hoping to make 10.1)

1 files changed, 96 insertions, 0 deletions

diff --git a/sys/dev/ixl/ixl_pf.h b/sys/dev/ixl/ixl_pf.h
new file mode 100644
index 0000000..055c54f
--- /dev/null
+++ b/sys/dev/ixl/ixl_pf.h
@@ -0,0 +1,96 @@
+/******************************************************************************
+
+  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 _IXL_PF_H_
+#define _IXL_PF_H_
+
+/* Physical controller structure */
+struct ixl_pf {
+	struct i40e_hw		hw;
+	struct i40e_osdep	osdep;
+	struct device		*dev;
+
+	struct resource		*pci_mem;
+	struct resource		*msix_mem;
+
+	/*
+	 * Interrupt resources: this set is
+	 * either used for legacy, or for Link
+	 * when doing MSIX
+	 */
+	void			*tag;
+	struct resource 	*res;
+
+	struct callout		timer;
+	int			msix;
+	int			if_flags;
+
+	struct mtx		pf_mtx;
+
+	u32			qbase;
+	u32 			admvec;
+	struct task     	adminq;
+	struct taskqueue	*tq;
+
+	int			advertised_speed;
+
+	/*
+	** VSI - Stations: 
+	**   These are the traffic class holders, and
+	**   will have a stack interface and queues 
+	**   associated with them.
+	** NOTE: for now using just one, so embed it.
+	*/
+	struct ixl_vsi		vsi;
+
+	/* Misc stats maintained by the driver */
+	u64			watchdog_events;
+	u64			admin_irq;
+
+	/* Statistics from hw */
+	struct i40e_hw_port_stats 	stats;
+	struct i40e_hw_port_stats	stats_offsets;
+	bool 				stat_offsets_loaded;
+};
+
+
+#define IXL_PF_LOCK_INIT(_sc, _name) \
+        mtx_init(&(_sc)->pf_mtx, _name, "IXL PF Lock", MTX_DEF)
+#define IXL_PF_LOCK(_sc)              mtx_lock(&(_sc)->pf_mtx)
+#define IXL_PF_UNLOCK(_sc)            mtx_unlock(&(_sc)->pf_mtx)
+#define IXL_PF_LOCK_DESTROY(_sc)      mtx_destroy(&(_sc)->pf_mtx)
+#define IXL_PF_LOCK_ASSERT(_sc)       mtx_assert(&(_sc)->pf_mtx, MA_OWNED)
+
+#endif /* _IXL_PF_H_ */