[deliverable/linux.git] / drivers / net / ethernet / intel / ixgbe / ixgbe_model.h

/*******************************************************************************
 *
 * Intel 10 Gigabit PCI Express Linux drive
 * Copyright(c) 2016 Intel Corporation.
 *
 * This program is free software; you can redistribute it and/or modify it
 * under the terms and conditions of the GNU General Public License,
 * version 2, as published by the Free Software Foundation.
 *
 * This program is distributed in the hope it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
 * more details.
 *
 * You should have received a copy of the GNU General Public License along
 * with this program.  If not, see <http://www.gnu.org/licenses/>.
 *
 * The full GNU General Public License is included in this distribution in
 * the file called "COPYING".
 *
 * Contact Information:
 * e1000-devel Mailing List <e1000-devel@lists.sourceforge.net>
 * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
 *
 ******************************************************************************/

#ifndef _IXGBE_MODEL_H_
#define _IXGBE_MODEL_H_

#include "ixgbe.h"
#include "ixgbe_type.h"

struct ixgbe_mat_field {
	unsigned int off;
	int (*val)(struct ixgbe_fdir_filter *input,
		   union ixgbe_atr_input *mask,
		   u32 val, u32 m);
	unsigned int type;
};

static inline int ixgbe_mat_prgm_sip(struct ixgbe_fdir_filter *input,
				     union ixgbe_atr_input *mask,
				     u32 val, u32 m)
{
	input->filter.formatted.src_ip[0] = val;
	mask->formatted.src_ip[0] = m;
	return 0;
}

static inline int ixgbe_mat_prgm_dip(struct ixgbe_fdir_filter *input,
				     union ixgbe_atr_input *mask,
				     u32 val, u32 m)
{
	input->filter.formatted.dst_ip[0] = val;
	mask->formatted.dst_ip[0] = m;
	return 0;
}

static struct ixgbe_mat_field ixgbe_ipv4_fields[] = {
	{ .off = 12, .val = ixgbe_mat_prgm_sip,
	  .type = IXGBE_ATR_FLOW_TYPE_IPV4},
	{ .off = 16, .val = ixgbe_mat_prgm_dip,
	  .type = IXGBE_ATR_FLOW_TYPE_IPV4},
	{ .val = NULL } /* terminal node */
};

static inline int ixgbe_mat_prgm_ports(struct ixgbe_fdir_filter *input,
				       union ixgbe_atr_input *mask,
				       u32 val, u32 m)
{
	input->filter.formatted.src_port = val & 0xffff;
	mask->formatted.src_port = m & 0xffff;
	input->filter.formatted.dst_port = val >> 16;
	mask->formatted.dst_port = m >> 16;

	return 0;
};

static struct ixgbe_mat_field ixgbe_tcp_fields[] = {
	{.off = 0, .val = ixgbe_mat_prgm_ports,
	 .type = IXGBE_ATR_FLOW_TYPE_TCPV4},
	{ .val = NULL } /* terminal node */
};

struct ixgbe_nexthdr {
	/* offset, shift, and mask of position to next header */
	unsigned int o;
	u32 s;
	u32 m;
	/* match criteria to make this jump*/
	unsigned int off;
	u32 val;
	u32 mask;
	/* location of jump to make */
	struct ixgbe_mat_field *jump;
};

static struct ixgbe_nexthdr ixgbe_ipv4_jumps[] = {
	{ .o = 0, .s = 6, .m = 0xf,
	  .off = 8, .val = 0x600, .mask = 0xff00, .jump = ixgbe_tcp_fields},
	{ .jump = NULL } /* terminal node */
};
#endif /* _IXGBE_MODEL_H_ */
Commit	Line	Data
9d35cf06 JF	1	/*******************************************************************************
	2	*
	3	* Intel 10 Gigabit PCI Express Linux drive
a92265ce	4	* Copyright(c) 2016 Intel Corporation.
9d35cf06 JF	5	*
	6	* This program is free software; you can redistribute it and/or modify it
	7	* under the terms and conditions of the GNU General Public License,
	8	* version 2, as published by the Free Software Foundation.
	9	*
	10	* This program is distributed in the hope it will be useful, but WITHOUT
	11	* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
	12	* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
	13	* more details.
	14	*
	15	* You should have received a copy of the GNU General Public License along
	16	* with this program. If not, see <http://www.gnu.org/licenses/>.
	17	*
	18	* The full GNU General Public License is included in this distribution in
	19	* the file called "COPYING".
	20	*
	21	* Contact Information:
	22	* e1000-devel Mailing List <e1000-devel@lists.sourceforge.net>
	23	* Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
	24	*
	25	******************************************************************************/
	26
	27	#ifndef _IXGBE_MODEL_H_
	28	#define _IXGBE_MODEL_H_
	29
	30	#include "ixgbe.h"
	31	#include "ixgbe_type.h"
	32
	33	struct ixgbe_mat_field {
	34	unsigned int off;
9d35cf06 JF	35	int (val)(struct ixgbe_fdir_filter input,
9d35cf06 JF	36	union ixgbe_atr_input *mask,
fa477f4c	37	u32 val, u32 m);
9d35cf06 JF	38	unsigned int type;
	39	};
	40
	41	static inline int ixgbe_mat_prgm_sip(struct ixgbe_fdir_filter *input,
	42	union ixgbe_atr_input *mask,
fa477f4c	43	u32 val, u32 m)
9d35cf06 JF	44	{
	45	input->filter.formatted.src_ip[0] = val;
	46	mask->formatted.src_ip[0] = m;
	47	return 0;
	48	}
	49
	50	static inline int ixgbe_mat_prgm_dip(struct ixgbe_fdir_filter *input,
	51	union ixgbe_atr_input *mask,
fa477f4c	52	u32 val, u32 m)
9d35cf06 JF	53	{
	54	input->filter.formatted.dst_ip[0] = val;
	55	mask->formatted.dst_ip[0] = m;
	56	return 0;
	57	}
	58
	59	static struct ixgbe_mat_field ixgbe_ipv4_fields[] = {
ebd83ad8	60	{ .off = 12, .val = ixgbe_mat_prgm_sip,
9d35cf06	61	.type = IXGBE_ATR_FLOW_TYPE_IPV4},
ebd83ad8	62	{ .off = 16, .val = ixgbe_mat_prgm_dip,
9d35cf06 JF	63	.type = IXGBE_ATR_FLOW_TYPE_IPV4},
	64	{ .val = NULL } /* terminal node */
	65	};
	66
b5aea3de	67	static inline int ixgbe_mat_prgm_ports(struct ixgbe_fdir_filter *input,
9d35cf06	68	union ixgbe_atr_input *mask,
fa477f4c	69	u32 val, u32 m)
9d35cf06 JF	70	{
	71	input->filter.formatted.src_port = val & 0xffff;
	72	mask->formatted.src_port = m & 0xffff;
b5aea3de SS	73	input->filter.formatted.dst_port = val >> 16;
b5aea3de SS	74	mask->formatted.dst_port = m >> 16;
9d35cf06	75
9d35cf06 JF	76	return 0;
	77	};
	78
	79	static struct ixgbe_mat_field ixgbe_tcp_fields[] = {
b5aea3de	80	{.off = 0, .val = ixgbe_mat_prgm_ports,
9d35cf06 JF	81	.type = IXGBE_ATR_FLOW_TYPE_TCPV4},
	82	{ .val = NULL } /* terminal node */
	83	};
	84
	85	struct ixgbe_nexthdr {
	86	/* offset, shift, and mask of position to next header */
	87	unsigned int o;
fa477f4c JF	88	u32 s;
fa477f4c JF	89	u32 m;
9d35cf06 JF	90	/* match criteria to make this jump*/
9d35cf06 JF	91	unsigned int off;
fa477f4c JF	92	u32 val;
fa477f4c JF	93	u32 mask;
9d35cf06 JF	94	/* location of jump to make */
	95	struct ixgbe_mat_field *jump;
	96	};
	97
	98	static struct ixgbe_nexthdr ixgbe_ipv4_jumps[] = {
	99	{ .o = 0, .s = 6, .m = 0xf,
	100	.off = 8, .val = 0x600, .mask = 0xff00, .jump = ixgbe_tcp_fields},
	101	{ .jump = NULL } /* terminal node */
	102	};
	103	#endif /* _IXGBE_MODEL_H_ */