1 /* Copyright 2008-2015 Freescale Semiconductor, Inc.
2  *
3  * Redistribution and use in source and binary forms, with or without
4  * modification, are permitted provided that the following conditions are met:
5  *     * Redistributions of source code must retain the above copyright
6  *	 notice, this list of conditions and the following disclaimer.
7  *     * Redistributions in binary form must reproduce the above copyright
8  *	 notice, this list of conditions and the following disclaimer in the
9  *	 documentation and/or other materials provided with the distribution.
10  *     * Neither the name of Freescale Semiconductor nor the
11  *	 names of its contributors may be used to endorse or promote products
12  *	 derived from this software without specific prior written permission.
13  *
14  *
15  * ALTERNATIVELY, this software may be distributed under the terms of the
16  * GNU General Public License ("GPL") as published by the Free Software
17  * Foundation, either version 2 of that License or (at your option) any
18  * later version.
19  *
20  * THIS SOFTWARE IS PROVIDED BY Freescale Semiconductor ``AS IS'' AND ANY
21  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
22  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
23  * DISCLAIMED. IN NO EVENT SHALL Freescale Semiconductor BE LIABLE FOR ANY
24  * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
25  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
26  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
27  * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
28  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
29  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
30  */
31 
32 #ifndef __MAC_H
33 #define __MAC_H
34 
35 #include <linux/device.h>
36 #include <linux/if_ether.h>
37 #include <linux/phy.h>
38 #include <linux/list.h>
39 
40 #include "fman_port.h"
41 #include "fman.h"
42 #include "fman_mac.h"
43 
44 struct fman_mac;
45 struct mac_priv_s;
46 
47 struct mac_device {
48 	struct resource		*res;
49 	u8			 addr[ETH_ALEN];
50 	struct fman_port	*port[2];
51 	u32			 if_support;
52 	struct phy_device	*phy_dev;
53 
54 	bool autoneg_pause;
55 	bool rx_pause_req;
56 	bool tx_pause_req;
57 	bool rx_pause_active;
58 	bool tx_pause_active;
59 	bool promisc;
60 
61 	struct phy_device *(*init_phy)(struct net_device *net_dev,
62 				       struct mac_device *mac_dev);
63 	int (*init)(struct mac_device *mac_dev);
64 	int (*start)(struct mac_device *mac_dev);
65 	int (*stop)(struct mac_device *mac_dev);
66 	int (*set_promisc)(struct fman_mac *mac_dev, bool enable);
67 	int (*change_addr)(struct fman_mac *mac_dev, enet_addr_t *enet_addr);
68 	int (*set_multi)(struct net_device *net_dev,
69 			 struct mac_device *mac_dev);
70 	int (*set_rx_pause)(struct fman_mac *mac_dev, bool en);
71 	int (*set_tx_pause)(struct fman_mac *mac_dev, u8 priority,
72 			    u16 pause_time, u16 thresh_time);
73 	int (*set_exception)(struct fman_mac *mac_dev,
74 			     enum fman_mac_exceptions exception, bool enable);
75 	int (*add_hash_mac_addr)(struct fman_mac *mac_dev,
76 				 enet_addr_t *eth_addr);
77 	int (*remove_hash_mac_addr)(struct fman_mac *mac_dev,
78 				    enet_addr_t *eth_addr);
79 
80 	struct fman_mac		*fman_mac;
81 	struct mac_priv_s	*priv;
82 };
83 
84 struct dpaa_eth_data {
85 	struct device_node *mac_node;
86 	struct mac_device *mac_dev;
87 	int mac_hw_id;
88 	int fman_hw_id;
89 };
90 
91 extern const char	*mac_driver_description;
92 
93 int fman_set_mac_active_pause(struct mac_device *mac_dev, bool rx, bool tx);
94 
95 void fman_get_pause_cfg(struct mac_device *mac_dev, bool *rx_pause,
96 			bool *tx_pause);
97 
98 #endif	/* __MAC_H */
99