[linux-2.6-block.git] / drivers / net / ethernet / qlogic / qed / qed_dcbx.h

/* QLogic qed NIC Driver
 * Copyright (c) 2015-2017  QLogic Corporation
 *
 * This software is available to you under a choice of one of two
 * licenses.  You may choose to be licensed under the terms of the GNU
 * General Public License (GPL) Version 2, available from the file
 * COPYING in the main directory of this source tree, or the
 * OpenIB.org BSD license below:
 *
 *     Redistribution and use in source and binary forms, with or
 *     without modification, are permitted provided that the following
 *     conditions are met:
 *
 *      - Redistributions of source code must retain the above
 *        copyright notice, this list of conditions and the following
 *        disclaimer.
 *
 *      - 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.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 */

#ifndef _QED_DCBX_H
#define _QED_DCBX_H
#include <linux/types.h>
#include <linux/slab.h>
#include "qed.h"
#include "qed_hsi.h"
#include "qed_hw.h"
#include "qed_mcp.h"
#include "qed_reg_addr.h"

#define DCBX_CONFIG_MAX_APP_PROTOCOL    4

enum qed_mib_read_type {
	QED_DCBX_OPERATIONAL_MIB,
	QED_DCBX_REMOTE_MIB,
	QED_DCBX_LOCAL_MIB,
	QED_DCBX_REMOTE_LLDP_MIB,
	QED_DCBX_LOCAL_LLDP_MIB
};

struct qed_dcbx_app_data {
	bool enable;		/* DCB enabled */
	bool update;		/* Update indication */
	u8 priority;		/* Priority */
	u8 tc;			/* Traffic Class */
};

#define QED_DCBX_VERSION_DISABLED       0
#define QED_DCBX_VERSION_IEEE           1
#define QED_DCBX_VERSION_CEE            2

struct qed_dcbx_set {
#define QED_DCBX_OVERRIDE_STATE	        BIT(0)
#define QED_DCBX_OVERRIDE_PFC_CFG       BIT(1)
#define QED_DCBX_OVERRIDE_ETS_CFG       BIT(2)
#define QED_DCBX_OVERRIDE_APP_CFG       BIT(3)
#define QED_DCBX_OVERRIDE_DSCP_CFG      BIT(4)
	u32 override_flags;
	bool enabled;
	struct qed_dcbx_admin_params config;
	u32 ver_num;
};

struct qed_dcbx_results {
	bool dcbx_enabled;
	u8 pf_id;
	struct qed_dcbx_app_data arr[DCBX_MAX_PROTOCOL_TYPE];
};

struct qed_dcbx_app_metadata {
	enum dcbx_protocol_type id;
	char *name;
	enum qed_pci_personality personality;
};

struct qed_dcbx_info {
	struct lldp_status_params_s lldp_remote[LLDP_MAX_LLDP_AGENTS];
	struct lldp_config_params_s lldp_local[LLDP_MAX_LLDP_AGENTS];
	struct dcbx_local_params local_admin;
	struct qed_dcbx_results results;
	struct dcbx_mib operational;
	struct dcbx_mib remote;
	struct qed_dcbx_set set;
	struct qed_dcbx_get get;
	u8 dcbx_cap;
};

struct qed_dcbx_mib_meta_data {
	struct lldp_config_params_s *lldp_local;
	struct lldp_status_params_s *lldp_remote;
	struct dcbx_local_params *local_admin;
	struct dcbx_mib *mib;
	size_t size;
	u32 addr;
};

#ifdef CONFIG_DCB
int qed_dcbx_get_config_params(struct qed_hwfn *, struct qed_dcbx_set *);

int qed_dcbx_config_params(struct qed_hwfn *,
			   struct qed_ptt *, struct qed_dcbx_set *, bool);
#endif

/* QED local interface routines */
int
qed_dcbx_mib_update_event(struct qed_hwfn *,
			  struct qed_ptt *, enum qed_mib_read_type);

int qed_dcbx_info_alloc(struct qed_hwfn *p_hwfn);
void qed_dcbx_info_free(struct qed_hwfn *, struct qed_dcbx_info *);
void qed_dcbx_set_pf_update_params(struct qed_dcbx_results *p_src,
				   struct pf_update_ramrod_data *p_dest);

#endif
Commit	Line	Data
39651abd	1	/* QLogic qed NIC Driver
e8f1cb50	2	* Copyright (c) 2015-2017 QLogic Corporation
39651abd	3	*
e8f1cb50 MY	4	* This software is available to you under a choice of one of two
	5	* licenses. You may choose to be licensed under the terms of the GNU
	6	* General Public License (GPL) Version 2, available from the file
	7	* COPYING in the main directory of this source tree, or the
	8	* OpenIB.org BSD license below:
	9	*
	10	* Redistribution and use in source and binary forms, with or
	11	* without modification, are permitted provided that the following
	12	* conditions are met:
	13	*
	14	* - Redistributions of source code must retain the above
	15	* copyright notice, this list of conditions and the following
	16	* disclaimer.
	17	*
	18	* - Redistributions in binary form must reproduce the above
	19	* copyright notice, this list of conditions and the following
	20	* disclaimer in the documentation and /or other materials
	21	* provided with the distribution.
	22	*
	23	* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
	24	* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
	25	* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
	26	* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
	27	* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
	28	* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
	29	* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
	30	* SOFTWARE.
39651abd SRK	31	*/
	32
	33	#ifndef _QED_DCBX_H
	34	#define _QED_DCBX_H
	35	#include <linux/types.h>
	36	#include <linux/slab.h>
	37	#include "qed.h"
	38	#include "qed_hsi.h"
	39	#include "qed_hw.h"
	40	#include "qed_mcp.h"
	41	#include "qed_reg_addr.h"
	42
	43	#define DCBX_CONFIG_MAX_APP_PROTOCOL 4
	44
	45	enum qed_mib_read_type {
	46	QED_DCBX_OPERATIONAL_MIB,
	47	QED_DCBX_REMOTE_MIB,
	48	QED_DCBX_LOCAL_MIB,
	49	QED_DCBX_REMOTE_LLDP_MIB,
	50	QED_DCBX_LOCAL_LLDP_MIB
	51	};
	52
	53	struct qed_dcbx_app_data {
	54	bool enable; /* DCB enabled */
	55	bool update; /* Update indication */
	56	u8 priority; /* Priority */
	57	u8 tc; /* Traffic Class */
	58	};
	59
6ad8c632 SRK	60	#define QED_DCBX_VERSION_DISABLED 0
	61	#define QED_DCBX_VERSION_IEEE 1
	62	#define QED_DCBX_VERSION_CEE 2
	63
	64	struct qed_dcbx_set {
	65	#define QED_DCBX_OVERRIDE_STATE BIT(0)
	66	#define QED_DCBX_OVERRIDE_PFC_CFG BIT(1)
	67	#define QED_DCBX_OVERRIDE_ETS_CFG BIT(2)
	68	#define QED_DCBX_OVERRIDE_APP_CFG BIT(3)
	69	#define QED_DCBX_OVERRIDE_DSCP_CFG BIT(4)
	70	u32 override_flags;
	71	bool enabled;
	72	struct qed_dcbx_admin_params config;
	73	u32 ver_num;
	74	};
6ad8c632	75
39651abd SRK	76	struct qed_dcbx_results {
	77	bool dcbx_enabled;
	78	u8 pf_id;
	79	struct qed_dcbx_app_data arr[DCBX_MAX_PROTOCOL_TYPE];
	80	};
	81
	82	struct qed_dcbx_app_metadata {
	83	enum dcbx_protocol_type id;
	84	char *name;
	85	enum qed_pci_personality personality;
	86	};
	87
39651abd SRK	88	struct qed_dcbx_info {
	89	struct lldp_status_params_s lldp_remote[LLDP_MAX_LLDP_AGENTS];
	90	struct lldp_config_params_s lldp_local[LLDP_MAX_LLDP_AGENTS];
	91	struct dcbx_local_params local_admin;
	92	struct qed_dcbx_results results;
	93	struct dcbx_mib operational;
	94	struct dcbx_mib remote;
6ad8c632	95	struct qed_dcbx_set set;
1e128c81	96	struct qed_dcbx_get get;
39651abd SRK	97	u8 dcbx_cap;
	98	};
	99
	100	struct qed_dcbx_mib_meta_data {
	101	struct lldp_config_params_s *lldp_local;
	102	struct lldp_status_params_s *lldp_remote;
	103	struct dcbx_local_params *local_admin;
	104	struct dcbx_mib *mib;
	105	size_t size;
	106	u32 addr;
	107	};
	108
6ad8c632 SRK	109	#ifdef CONFIG_DCB
	110	int qed_dcbx_get_config_params(struct qed_hwfn , struct qed_dcbx_set );
	111
	112	int qed_dcbx_config_params(struct qed_hwfn *,
	113	struct qed_ptt , struct qed_dcbx_set , bool);
	114	#endif
	115
39651abd SRK	116	/* QED local interface routines */
	117	int
	118	qed_dcbx_mib_update_event(struct qed_hwfn *,
	119	struct qed_ptt *, enum qed_mib_read_type);
	120
	121	int qed_dcbx_info_alloc(struct qed_hwfn *p_hwfn);
	122	void qed_dcbx_info_free(struct qed_hwfn , struct qed_dcbx_info );
	123	void qed_dcbx_set_pf_update_params(struct qed_dcbx_results *p_src,
	124	struct pf_update_ramrod_data *p_dest);
	125
	126	#endif