1// SPDX-License-Identifier: GPL-2.0-only
2/****************************************************************************
3 * Driver for Solarflare network controllers and boards
4 * Copyright 2018 Solarflare Communications Inc.
5 * Copyright 2019-2020 Xilinx Inc.
6 *
7 * This program is free software; you can redistribute it and/or modify it
8 * under the terms of the GNU General Public License version 2 as published
9 * by the Free Software Foundation, incorporated herein by reference.
10 */
11#include <linux/module.h>
12#include <linux/netdevice.h>
13#include "net_driver.h"
14#include "efx.h"
15#include "mcdi_port_common.h"
16#include "ethtool_common.h"
17#include "ef100_ethtool.h"
18#include "mcdi_functions.h"
19
20/* This is the maximum number of descriptor rings supported by the QDMA */
21#define EFX_EF100_MAX_DMAQ_SIZE 16384UL
22
23static void
24ef100_ethtool_get_ringparam(struct net_device *net_dev,
25			    struct ethtool_ringparam *ring,
26			    struct kernel_ethtool_ringparam *kernel_ring,
27			    struct netlink_ext_ack *extack)
28{
29	struct efx_nic *efx = efx_netdev_priv(net_dev);
30
31	ring->rx_max_pending = EFX_EF100_MAX_DMAQ_SIZE;
32	ring->tx_max_pending = EFX_EF100_MAX_DMAQ_SIZE;
33	ring->rx_pending = efx->rxq_entries;
34	ring->tx_pending = efx->txq_entries;
35}
36
37/*	Ethtool options available
38 */
39const struct ethtool_ops ef100_ethtool_ops = {
40	.cap_rss_ctx_supported	= true,
41	.get_drvinfo		= efx_ethtool_get_drvinfo,
42	.get_msglevel		= efx_ethtool_get_msglevel,
43	.set_msglevel		= efx_ethtool_set_msglevel,
44	.get_pauseparam         = efx_ethtool_get_pauseparam,
45	.set_pauseparam         = efx_ethtool_set_pauseparam,
46	.get_sset_count		= efx_ethtool_get_sset_count,
47	.self_test		= efx_ethtool_self_test,
48	.get_strings		= efx_ethtool_get_strings,
49	.get_link_ksettings	= efx_ethtool_get_link_ksettings,
50	.set_link_ksettings	= efx_ethtool_set_link_ksettings,
51	.get_link		= ethtool_op_get_link,
52	.get_ringparam		= ef100_ethtool_get_ringparam,
53	.get_fecparam		= efx_ethtool_get_fecparam,
54	.set_fecparam		= efx_ethtool_set_fecparam,
55	.get_ethtool_stats	= efx_ethtool_get_stats,
56	.get_rxnfc              = efx_ethtool_get_rxnfc,
57	.set_rxnfc              = efx_ethtool_set_rxnfc,
58	.reset                  = efx_ethtool_reset,
59
60	.get_rxfh_indir_size	= efx_ethtool_get_rxfh_indir_size,
61	.get_rxfh_key_size	= efx_ethtool_get_rxfh_key_size,
62	.get_rxfh		= efx_ethtool_get_rxfh,
63	.set_rxfh		= efx_ethtool_set_rxfh,
64
65	.get_module_info	= efx_ethtool_get_module_info,
66	.get_module_eeprom	= efx_ethtool_get_module_eeprom,
67};
68