Orange Pi5 kernel

^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   1) // SPDX-License-Identifier: GPL-2.0-only
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   2) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   3)  *  FUJITSU Extended Socket Network Device driver
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   4)  *  Copyright (c) 2015 FUJITSU LIMITED
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   5)  */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   6) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   7) /* ethtool support for fjes */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   8) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   9) #include <linux/vmalloc.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  10) #include <linux/netdevice.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  11) #include <linux/ethtool.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  12) #include <linux/platform_device.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  13) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  14) #include "fjes.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  15) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  16) struct fjes_stats {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  17) 	char stat_string[ETH_GSTRING_LEN];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  18) 	int sizeof_stat;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  19) 	int stat_offset;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  20) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  21) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  22) #define FJES_STAT(name, stat) { \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  23) 	.stat_string = name, \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  24) 	.sizeof_stat = sizeof_field(struct fjes_adapter, stat), \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  25) 	.stat_offset = offsetof(struct fjes_adapter, stat) \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  26) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  27) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  28) static const struct fjes_stats fjes_gstrings_stats[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  29) 	FJES_STAT("rx_packets", stats64.rx_packets),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  30) 	FJES_STAT("tx_packets", stats64.tx_packets),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  31) 	FJES_STAT("rx_bytes", stats64.rx_bytes),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  32) 	FJES_STAT("tx_bytes", stats64.rx_bytes),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  33) 	FJES_STAT("rx_dropped", stats64.rx_dropped),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  34) 	FJES_STAT("tx_dropped", stats64.tx_dropped),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  35) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  36) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  37) #define FJES_EP_STATS_LEN 14
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  38) #define FJES_STATS_LEN \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  39) 	(ARRAY_SIZE(fjes_gstrings_stats) + \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  40) 	 ((&((struct fjes_adapter *)netdev_priv(netdev))->hw)->max_epid - 1) * \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  41) 	 FJES_EP_STATS_LEN)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  42) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  43) static void fjes_get_ethtool_stats(struct net_device *netdev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  44) 				   struct ethtool_stats *stats, u64 *data)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  45) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  46) 	struct fjes_adapter *adapter = netdev_priv(netdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  47) 	struct fjes_hw *hw = &adapter->hw;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  48) 	int epidx;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  49) 	char *p;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  50) 	int i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  51) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  52) 	for (i = 0; i < ARRAY_SIZE(fjes_gstrings_stats); i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  53) 		p = (char *)adapter + fjes_gstrings_stats[i].stat_offset;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  54) 		data[i] = (fjes_gstrings_stats[i].sizeof_stat == sizeof(u64))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  55) 			? *(u64 *)p : *(u32 *)p;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  56) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  57) 	for (epidx = 0; epidx < hw->max_epid; epidx++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  58) 		if (epidx == hw->my_epid)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  59) 			continue;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  60) 		data[i++] = hw->ep_shm_info[epidx].ep_stats
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  61) 				.com_regist_buf_exec;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  62) 		data[i++] = hw->ep_shm_info[epidx].ep_stats
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  63) 				.com_unregist_buf_exec;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  64) 		data[i++] = hw->ep_shm_info[epidx].ep_stats.send_intr_rx;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  65) 		data[i++] = hw->ep_shm_info[epidx].ep_stats.send_intr_unshare;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  66) 		data[i++] = hw->ep_shm_info[epidx].ep_stats
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  67) 				.send_intr_zoneupdate;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  68) 		data[i++] = hw->ep_shm_info[epidx].ep_stats.recv_intr_rx;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  69) 		data[i++] = hw->ep_shm_info[epidx].ep_stats.recv_intr_unshare;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  70) 		data[i++] = hw->ep_shm_info[epidx].ep_stats.recv_intr_stop;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  71) 		data[i++] = hw->ep_shm_info[epidx].ep_stats
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  72) 				.recv_intr_zoneupdate;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  73) 		data[i++] = hw->ep_shm_info[epidx].ep_stats.tx_buffer_full;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  74) 		data[i++] = hw->ep_shm_info[epidx].ep_stats
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  75) 				.tx_dropped_not_shared;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  76) 		data[i++] = hw->ep_shm_info[epidx].ep_stats
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  77) 				.tx_dropped_ver_mismatch;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  78) 		data[i++] = hw->ep_shm_info[epidx].ep_stats
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  79) 				.tx_dropped_buf_size_mismatch;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  80) 		data[i++] = hw->ep_shm_info[epidx].ep_stats
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  81) 				.tx_dropped_vlanid_mismatch;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  82) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  83) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  84) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  85) static void fjes_get_strings(struct net_device *netdev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  86) 			     u32 stringset, u8 *data)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  87) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  88) 	struct fjes_adapter *adapter = netdev_priv(netdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  89) 	struct fjes_hw *hw = &adapter->hw;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  90) 	u8 *p = data;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  91) 	int i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  92) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  93) 	switch (stringset) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  94) 	case ETH_SS_STATS:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  95) 		for (i = 0; i < ARRAY_SIZE(fjes_gstrings_stats); i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  96) 			memcpy(p, fjes_gstrings_stats[i].stat_string,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  97) 			       ETH_GSTRING_LEN);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  98) 			p += ETH_GSTRING_LEN;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  99) 		}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 100) 		for (i = 0; i < hw->max_epid; i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 101) 			if (i == hw->my_epid)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 102) 				continue;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 103) 			sprintf(p, "ep%u_com_regist_buf_exec", i);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 104) 			p += ETH_GSTRING_LEN;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 105) 			sprintf(p, "ep%u_com_unregist_buf_exec", i);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 106) 			p += ETH_GSTRING_LEN;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 107) 			sprintf(p, "ep%u_send_intr_rx", i);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 108) 			p += ETH_GSTRING_LEN;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 109) 			sprintf(p, "ep%u_send_intr_unshare", i);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 110) 			p += ETH_GSTRING_LEN;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 111) 			sprintf(p, "ep%u_send_intr_zoneupdate", i);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 112) 			p += ETH_GSTRING_LEN;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 113) 			sprintf(p, "ep%u_recv_intr_rx", i);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 114) 			p += ETH_GSTRING_LEN;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 115) 			sprintf(p, "ep%u_recv_intr_unshare", i);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 116) 			p += ETH_GSTRING_LEN;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 117) 			sprintf(p, "ep%u_recv_intr_stop", i);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 118) 			p += ETH_GSTRING_LEN;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 119) 			sprintf(p, "ep%u_recv_intr_zoneupdate", i);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 120) 			p += ETH_GSTRING_LEN;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 121) 			sprintf(p, "ep%u_tx_buffer_full", i);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 122) 			p += ETH_GSTRING_LEN;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 123) 			sprintf(p, "ep%u_tx_dropped_not_shared", i);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 124) 			p += ETH_GSTRING_LEN;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 125) 			sprintf(p, "ep%u_tx_dropped_ver_mismatch", i);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 126) 			p += ETH_GSTRING_LEN;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 127) 			sprintf(p, "ep%u_tx_dropped_buf_size_mismatch", i);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 128) 			p += ETH_GSTRING_LEN;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 129) 			sprintf(p, "ep%u_tx_dropped_vlanid_mismatch", i);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 130) 			p += ETH_GSTRING_LEN;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 131) 		}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 132) 		break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 133) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 134) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 135) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 136) static int fjes_get_sset_count(struct net_device *netdev, int sset)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 137) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 138) 	switch (sset) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 139) 	case ETH_SS_STATS:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 140) 		return FJES_STATS_LEN;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 141) 	default:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 142) 		return -EOPNOTSUPP;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 143) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 144) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 145) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 146) static void fjes_get_drvinfo(struct net_device *netdev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 147) 			     struct ethtool_drvinfo *drvinfo)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 148) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 149) 	struct fjes_adapter *adapter = netdev_priv(netdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 150) 	struct platform_device *plat_dev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 151) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 152) 	plat_dev = adapter->plat_dev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 153) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 154) 	strlcpy(drvinfo->driver, fjes_driver_name, sizeof(drvinfo->driver));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 155) 	strlcpy(drvinfo->version, fjes_driver_version,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 156) 		sizeof(drvinfo->version));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 157) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 158) 	strlcpy(drvinfo->fw_version, "none", sizeof(drvinfo->fw_version));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 159) 	snprintf(drvinfo->bus_info, sizeof(drvinfo->bus_info),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 160) 		 "platform:%s", plat_dev->name);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 161) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 162) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 163) static int fjes_get_link_ksettings(struct net_device *netdev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 164) 				   struct ethtool_link_ksettings *ecmd)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 165) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 166) 	ethtool_link_ksettings_zero_link_mode(ecmd, supported);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 167) 	ethtool_link_ksettings_zero_link_mode(ecmd, advertising);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 168) 	ecmd->base.duplex = DUPLEX_FULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 169) 	ecmd->base.autoneg = AUTONEG_DISABLE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 170) 	ecmd->base.port = PORT_NONE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 171) 	ecmd->base.speed = 20000;	/* 20Gb/s */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 172) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 173) 	return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 174) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 175) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 176) static int fjes_get_regs_len(struct net_device *netdev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 177) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 178) #define FJES_REGS_LEN	37
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 179) 	return FJES_REGS_LEN * sizeof(u32);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 180) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 181) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 182) static void fjes_get_regs(struct net_device *netdev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 183) 			  struct ethtool_regs *regs, void *p)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 184) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 185) 	struct fjes_adapter *adapter = netdev_priv(netdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 186) 	struct fjes_hw *hw = &adapter->hw;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 187) 	u32 *regs_buff = p;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 188) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 189) 	memset(p, 0, FJES_REGS_LEN * sizeof(u32));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 190) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 191) 	regs->version = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 192) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 193) 	/* Information registers */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 194) 	regs_buff[0] = rd32(XSCT_OWNER_EPID);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 195) 	regs_buff[1] = rd32(XSCT_MAX_EP);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 196) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 197) 	/* Device Control registers */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 198) 	regs_buff[4] = rd32(XSCT_DCTL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 199) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 200) 	/* Command Control registers */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 201) 	regs_buff[8] = rd32(XSCT_CR);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 202) 	regs_buff[9] = rd32(XSCT_CS);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 203) 	regs_buff[10] = rd32(XSCT_SHSTSAL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 204) 	regs_buff[11] = rd32(XSCT_SHSTSAH);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 205) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 206) 	regs_buff[13] = rd32(XSCT_REQBL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 207) 	regs_buff[14] = rd32(XSCT_REQBAL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 208) 	regs_buff[15] = rd32(XSCT_REQBAH);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 209) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 210) 	regs_buff[17] = rd32(XSCT_RESPBL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 211) 	regs_buff[18] = rd32(XSCT_RESPBAL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 212) 	regs_buff[19] = rd32(XSCT_RESPBAH);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 213) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 214) 	/* Interrupt Control registers */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 215) 	regs_buff[32] = rd32(XSCT_IS);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 216) 	regs_buff[33] = rd32(XSCT_IMS);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 217) 	regs_buff[34] = rd32(XSCT_IMC);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 218) 	regs_buff[35] = rd32(XSCT_IG);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 219) 	regs_buff[36] = rd32(XSCT_ICTL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 220) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 221) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 222) static int fjes_set_dump(struct net_device *netdev, struct ethtool_dump *dump)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 223) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 224) 	struct fjes_adapter *adapter = netdev_priv(netdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 225) 	struct fjes_hw *hw = &adapter->hw;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 226) 	int ret = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 227) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 228) 	if (dump->flag) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 229) 		if (hw->debug_mode)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 230) 			return -EPERM;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 231) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 232) 		hw->debug_mode = dump->flag;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 233) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 234) 		/* enable debug mode */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 235) 		mutex_lock(&hw->hw_info.lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 236) 		ret = fjes_hw_start_debug(hw);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 237) 		mutex_unlock(&hw->hw_info.lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 238) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 239) 		if (ret)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 240) 			hw->debug_mode = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 241) 	} else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 242) 		if (!hw->debug_mode)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 243) 			return -EPERM;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 244) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 245) 		/* disable debug mode */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 246) 		mutex_lock(&hw->hw_info.lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 247) 		ret = fjes_hw_stop_debug(hw);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 248) 		mutex_unlock(&hw->hw_info.lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 249) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 250) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 251) 	return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 252) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 253) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 254) static int fjes_get_dump_flag(struct net_device *netdev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 255) 			      struct ethtool_dump *dump)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 256) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 257) 	struct fjes_adapter *adapter = netdev_priv(netdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 258) 	struct fjes_hw *hw = &adapter->hw;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 259) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 260) 	dump->len = hw->hw_info.trace_size;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 261) 	dump->version = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 262) 	dump->flag = hw->debug_mode;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 263) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 264) 	return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 265) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 266) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 267) static int fjes_get_dump_data(struct net_device *netdev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 268) 			      struct ethtool_dump *dump, void *buf)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 269) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 270) 	struct fjes_adapter *adapter = netdev_priv(netdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 271) 	struct fjes_hw *hw = &adapter->hw;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 272) 	int ret = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 273) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 274) 	if (hw->hw_info.trace)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 275) 		memcpy(buf, hw->hw_info.trace, hw->hw_info.trace_size);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 276) 	else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 277) 		ret = -EPERM;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 278) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 279) 	return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 280) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 281) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 282) static const struct ethtool_ops fjes_ethtool_ops = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 283) 		.get_drvinfo		= fjes_get_drvinfo,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 284) 		.get_ethtool_stats = fjes_get_ethtool_stats,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 285) 		.get_strings      = fjes_get_strings,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 286) 		.get_sset_count   = fjes_get_sset_count,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 287) 		.get_regs		= fjes_get_regs,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 288) 		.get_regs_len		= fjes_get_regs_len,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 289) 		.set_dump		= fjes_set_dump,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 290) 		.get_dump_flag		= fjes_get_dump_flag,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 291) 		.get_dump_data		= fjes_get_dump_data,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 292) 		.get_link_ksettings	= fjes_get_link_ksettings,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 293) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 294) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 295) void fjes_set_ethtool_ops(struct net_device *netdev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 296) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 297) 	netdev->ethtool_ops = &fjes_ethtool_ops;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 298) }