| 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
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| 2 | /* |
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| 3 | * This file is based on code from OCTEON SDK by Cavium Networks. |
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| 4 | * |
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| 5 | * Copyright (c) 2003-2010 Cavium Networks |
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| 6 | */ |
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| 7 | |
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| 8 | /* |
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| 9 | * External interface for the Cavium Octeon ethernet driver. |
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| 10 | */ |
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| 11 | #ifndef OCTEON_ETHERNET_H |
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| 12 | #define OCTEON_ETHERNET_H |
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| 13 | |
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| 14 | #include <linux/of.h> |
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| 15 | #include <linux/phy.h> |
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| 16 | |
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| 17 | #ifdef CONFIG_CAVIUM_OCTEON_SOC |
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| 18 | |
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| 19 | #include <asm/octeon/octeon.h> |
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| 20 | |
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| 21 | #include <asm/octeon/cvmx-asxx-defs.h> |
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| 22 | #include <asm/octeon/cvmx-config.h> |
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| 23 | #include <asm/octeon/cvmx-fau.h> |
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| 24 | #include <asm/octeon/cvmx-gmxx-defs.h> |
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| 25 | #include <asm/octeon/cvmx-helper.h> |
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| 26 | #include <asm/octeon/cvmx-helper-util.h> |
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| 27 | #include <asm/octeon/cvmx-ipd.h> |
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| 28 | #include <asm/octeon/cvmx-ipd-defs.h> |
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| 29 | #include <asm/octeon/cvmx-npi-defs.h> |
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| 30 | #include <asm/octeon/cvmx-pip.h> |
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| 31 | #include <asm/octeon/cvmx-pko.h> |
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| 32 | #include <asm/octeon/cvmx-pow.h> |
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| 33 | #include <asm/octeon/cvmx-scratch.h> |
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| 34 | #include <asm/octeon/cvmx-spi.h> |
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| 35 | #include <asm/octeon/cvmx-spxx-defs.h> |
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| 36 | #include <asm/octeon/cvmx-stxx-defs.h> |
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| 37 | #include <asm/octeon/cvmx-wqe.h> |
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| 38 | |
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| 39 | #else |
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| 40 | |
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| 41 | #include "octeon-stubs.h" |
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| 42 | |
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| 43 | #endif |
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| 44 | |
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| 45 | /** |
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| 46 | * This is the definition of the Ethernet driver's private |
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| 47 | * driver state stored in netdev_priv(dev). |
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| 48 | */ |
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| 49 | struct octeon_ethernet { |
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| 50 | /* PKO hardware output port */ |
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| 51 | int port; |
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| 52 | /* PKO hardware queue for the port */ |
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| 53 | int queue; |
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| 54 | /* Hardware fetch and add to count outstanding tx buffers */ |
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| 55 | int fau; |
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| 56 | /* My netdev. */ |
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| 57 | struct net_device *netdev; |
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| 58 | /* |
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| 59 | * Type of port. This is one of the enums in |
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| 60 | * cvmx_helper_interface_mode_t |
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| 61 | */ |
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| 62 | int imode; |
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| 63 | /* PHY mode */ |
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| 64 | phy_interface_t phy_mode; |
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| 65 | /* List of outstanding tx buffers per queue */ |
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| 66 | struct sk_buff_head tx_free_list[16]; |
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| 67 | unsigned int last_speed; |
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| 68 | unsigned int last_link; |
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| 69 | /* Last negotiated link state */ |
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| 70 | u64 link_info; |
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| 71 | /* Called periodically to check link status */ |
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| 72 | void (*poll)(struct net_device *dev); |
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| 73 | struct delayed_work port_periodic_work; |
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| 74 | struct device_node *of_node; |
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| 75 | }; |
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| 76 | |
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| 77 | int cvm_oct_free_work(void *work_queue_entry); |
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| 78 | |
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| 79 | int cvm_oct_rgmii_open(struct net_device *dev); |
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| 80 | |
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| 81 | int cvm_oct_sgmii_init(struct net_device *dev); |
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| 82 | int cvm_oct_sgmii_open(struct net_device *dev); |
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| 83 | |
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| 84 | int cvm_oct_spi_init(struct net_device *dev); |
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| 85 | void cvm_oct_spi_uninit(struct net_device *dev); |
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| 86 | |
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| 87 | int cvm_oct_common_init(struct net_device *dev); |
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| 88 | void cvm_oct_common_uninit(struct net_device *dev); |
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| 89 | void cvm_oct_adjust_link(struct net_device *dev); |
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| 90 | int cvm_oct_common_stop(struct net_device *dev); |
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| 91 | int cvm_oct_common_open(struct net_device *dev, |
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| 92 | void (*link_poll)(struct net_device *)); |
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| 93 | void cvm_oct_note_carrier(struct octeon_ethernet *priv, |
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| 94 | union cvmx_helper_link_info li); |
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| 95 | void cvm_oct_link_poll(struct net_device *dev); |
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| 96 | |
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| 97 | extern int always_use_pow; |
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| 98 | extern int pow_send_group; |
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| 99 | extern int pow_receive_groups; |
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| 100 | extern char pow_send_list[]; |
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| 101 | extern struct net_device *cvm_oct_device[]; |
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| 102 | extern atomic_t cvm_oct_poll_queue_stopping; |
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| 103 | extern u64 cvm_oct_tx_poll_interval; |
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| 104 | |
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| 105 | extern int rx_napi_weight; |
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| 106 | |
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| 107 | #endif |
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| 108 | |
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