bnxt_ethtool.c 114.8 KB
Newer Older
1 2
/* Broadcom NetXtreme-C/E network driver.
 *
3
 * Copyright (c) 2014-2016 Broadcom Corporation
4
 * Copyright (c) 2016-2017 Broadcom Limited
5 6 7 8 9 10
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation.
 */

11
#include <linux/ctype.h>
12
#include <linux/stringify.h>
13
#include <linux/ethtool.h>
14
#include <linux/linkmode.h>
15 16 17 18 19
#include <linux/interrupt.h>
#include <linux/pci.h>
#include <linux/etherdevice.h>
#include <linux/crc32.h>
#include <linux/firmware.h>
20 21
#include <linux/utsname.h>
#include <linux/time.h>
22 23
#include "bnxt_hsi.h"
#include "bnxt.h"
24
#include "bnxt_xdp.h"
25 26 27
#include "bnxt_ethtool.h"
#include "bnxt_nvm_defs.h"	/* NVRAM content constant and structure defs */
#include "bnxt_fw_hdr.h"	/* Firmware hdr constant and structure defs */
28
#include "bnxt_coredump.h"
29
#define FLASH_NVRAM_TIMEOUT	((HWRM_CMD_TIMEOUT) * 100)
30 31
#define FLASH_PACKAGE_TIMEOUT	((HWRM_CMD_TIMEOUT) * 200)
#define INSTALL_PACKAGE_TIMEOUT	((HWRM_CMD_TIMEOUT) * 200)
32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50

static u32 bnxt_get_msglevel(struct net_device *dev)
{
	struct bnxt *bp = netdev_priv(dev);

	return bp->msg_enable;
}

static void bnxt_set_msglevel(struct net_device *dev, u32 value)
{
	struct bnxt *bp = netdev_priv(dev);

	bp->msg_enable = value;
}

static int bnxt_get_coalesce(struct net_device *dev,
			     struct ethtool_coalesce *coal)
{
	struct bnxt *bp = netdev_priv(dev);
51 52
	struct bnxt_coal *hw_coal;
	u16 mult;
53 54 55

	memset(coal, 0, sizeof(*coal));

56 57
	coal->use_adaptive_rx_coalesce = bp->flags & BNXT_FLAG_DIM;

58 59 60 61 62 63
	hw_coal = &bp->rx_coal;
	mult = hw_coal->bufs_per_record;
	coal->rx_coalesce_usecs = hw_coal->coal_ticks;
	coal->rx_max_coalesced_frames = hw_coal->coal_bufs / mult;
	coal->rx_coalesce_usecs_irq = hw_coal->coal_ticks_irq;
	coal->rx_max_coalesced_frames_irq = hw_coal->coal_bufs_irq / mult;
64

65 66 67 68 69 70
	hw_coal = &bp->tx_coal;
	mult = hw_coal->bufs_per_record;
	coal->tx_coalesce_usecs = hw_coal->coal_ticks;
	coal->tx_max_coalesced_frames = hw_coal->coal_bufs / mult;
	coal->tx_coalesce_usecs_irq = hw_coal->coal_ticks_irq;
	coal->tx_max_coalesced_frames_irq = hw_coal->coal_bufs_irq / mult;
71

72 73
	coal->stats_block_coalesce_usecs = bp->stats_coal_ticks;

74 75 76 77 78 79 80
	return 0;
}

static int bnxt_set_coalesce(struct net_device *dev,
			     struct ethtool_coalesce *coal)
{
	struct bnxt *bp = netdev_priv(dev);
81
	bool update_stats = false;
82
	struct bnxt_coal *hw_coal;
83
	int rc = 0;
84 85
	u16 mult;

86 87 88 89 90 91 92 93 94
	if (coal->use_adaptive_rx_coalesce) {
		bp->flags |= BNXT_FLAG_DIM;
	} else {
		if (bp->flags & BNXT_FLAG_DIM) {
			bp->flags &= ~(BNXT_FLAG_DIM);
			goto reset_coalesce;
		}
	}

95 96 97 98 99 100 101
	hw_coal = &bp->rx_coal;
	mult = hw_coal->bufs_per_record;
	hw_coal->coal_ticks = coal->rx_coalesce_usecs;
	hw_coal->coal_bufs = coal->rx_max_coalesced_frames * mult;
	hw_coal->coal_ticks_irq = coal->rx_coalesce_usecs_irq;
	hw_coal->coal_bufs_irq = coal->rx_max_coalesced_frames_irq * mult;

102
	hw_coal = &bp->tx_coal;
103 104 105 106 107
	mult = hw_coal->bufs_per_record;
	hw_coal->coal_ticks = coal->tx_coalesce_usecs;
	hw_coal->coal_bufs = coal->tx_max_coalesced_frames * mult;
	hw_coal->coal_ticks_irq = coal->tx_coalesce_usecs_irq;
	hw_coal->coal_bufs_irq = coal->tx_max_coalesced_frames_irq * mult;
108

109 110 111
	if (bp->stats_coal_ticks != coal->stats_block_coalesce_usecs) {
		u32 stats_ticks = coal->stats_block_coalesce_usecs;

112 113 114 115 116
		/* Allow 0, which means disable. */
		if (stats_ticks)
			stats_ticks = clamp_t(u32, stats_ticks,
					      BNXT_MIN_STATS_COAL_TICKS,
					      BNXT_MAX_STATS_COAL_TICKS);
117 118
		stats_ticks = rounddown(stats_ticks, BNXT_MIN_STATS_COAL_TICKS);
		bp->stats_coal_ticks = stats_ticks;
119 120 121 122 123
		if (bp->stats_coal_ticks)
			bp->current_interval =
				bp->stats_coal_ticks * HZ / 1000000;
		else
			bp->current_interval = BNXT_TIMER_INTERVAL;
124 125 126
		update_stats = true;
	}

127
reset_coalesce:
128 129 130 131 132 133 134 135 136
	if (netif_running(dev)) {
		if (update_stats) {
			rc = bnxt_close_nic(bp, true, false);
			if (!rc)
				rc = bnxt_open_nic(bp, true, false);
		} else {
			rc = bnxt_hwrm_set_coal(bp);
		}
	}
137 138 139 140

	return rc;
}

141
static const char * const bnxt_ring_rx_stats_str[] = {
142 143 144 145
	"rx_ucast_packets",
	"rx_mcast_packets",
	"rx_bcast_packets",
	"rx_discards",
146
	"rx_errors",
147 148 149
	"rx_ucast_bytes",
	"rx_mcast_bytes",
	"rx_bcast_bytes",
150 151 152
};

static const char * const bnxt_ring_tx_stats_str[] = {
153 154 155
	"tx_ucast_packets",
	"tx_mcast_packets",
	"tx_bcast_packets",
156
	"tx_errors",
157 158 159 160 161 162 163 164 165 166 167 168 169
	"tx_discards",
	"tx_ucast_bytes",
	"tx_mcast_bytes",
	"tx_bcast_bytes",
};

static const char * const bnxt_ring_tpa_stats_str[] = {
	"tpa_packets",
	"tpa_bytes",
	"tpa_events",
	"tpa_aborts",
};

170 171 172 173 174 175
static const char * const bnxt_ring_tpa2_stats_str[] = {
	"rx_tpa_eligible_pkt",
	"rx_tpa_eligible_bytes",
	"rx_tpa_pkt",
	"rx_tpa_bytes",
	"rx_tpa_errors",
176
	"rx_tpa_events",
177 178
};

179
static const char * const bnxt_rx_sw_stats_str[] = {
180
	"rx_l4_csum_errors",
181
	"rx_resets",
182
	"rx_buf_errors",
183 184 185
};

static const char * const bnxt_cmn_sw_stats_str[] = {
186 187
	"missed_irqs",
};
188

189 190 191 192 193 194
#define BNXT_RX_STATS_ENTRY(counter)	\
	{ BNXT_RX_STATS_OFFSET(counter), __stringify(counter) }

#define BNXT_TX_STATS_ENTRY(counter)	\
	{ BNXT_TX_STATS_OFFSET(counter), __stringify(counter) }

195 196 197
#define BNXT_RX_STATS_EXT_ENTRY(counter)	\
	{ BNXT_RX_STATS_EXT_OFFSET(counter), __stringify(counter) }

198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256
#define BNXT_TX_STATS_EXT_ENTRY(counter)	\
	{ BNXT_TX_STATS_EXT_OFFSET(counter), __stringify(counter) }

#define BNXT_RX_STATS_EXT_PFC_ENTRY(n)				\
	BNXT_RX_STATS_EXT_ENTRY(pfc_pri##n##_rx_duration_us),	\
	BNXT_RX_STATS_EXT_ENTRY(pfc_pri##n##_rx_transitions)

#define BNXT_TX_STATS_EXT_PFC_ENTRY(n)				\
	BNXT_TX_STATS_EXT_ENTRY(pfc_pri##n##_tx_duration_us),	\
	BNXT_TX_STATS_EXT_ENTRY(pfc_pri##n##_tx_transitions)

#define BNXT_RX_STATS_EXT_PFC_ENTRIES				\
	BNXT_RX_STATS_EXT_PFC_ENTRY(0),				\
	BNXT_RX_STATS_EXT_PFC_ENTRY(1),				\
	BNXT_RX_STATS_EXT_PFC_ENTRY(2),				\
	BNXT_RX_STATS_EXT_PFC_ENTRY(3),				\
	BNXT_RX_STATS_EXT_PFC_ENTRY(4),				\
	BNXT_RX_STATS_EXT_PFC_ENTRY(5),				\
	BNXT_RX_STATS_EXT_PFC_ENTRY(6),				\
	BNXT_RX_STATS_EXT_PFC_ENTRY(7)

#define BNXT_TX_STATS_EXT_PFC_ENTRIES				\
	BNXT_TX_STATS_EXT_PFC_ENTRY(0),				\
	BNXT_TX_STATS_EXT_PFC_ENTRY(1),				\
	BNXT_TX_STATS_EXT_PFC_ENTRY(2),				\
	BNXT_TX_STATS_EXT_PFC_ENTRY(3),				\
	BNXT_TX_STATS_EXT_PFC_ENTRY(4),				\
	BNXT_TX_STATS_EXT_PFC_ENTRY(5),				\
	BNXT_TX_STATS_EXT_PFC_ENTRY(6),				\
	BNXT_TX_STATS_EXT_PFC_ENTRY(7)

#define BNXT_RX_STATS_EXT_COS_ENTRY(n)				\
	BNXT_RX_STATS_EXT_ENTRY(rx_bytes_cos##n),		\
	BNXT_RX_STATS_EXT_ENTRY(rx_packets_cos##n)

#define BNXT_TX_STATS_EXT_COS_ENTRY(n)				\
	BNXT_TX_STATS_EXT_ENTRY(tx_bytes_cos##n),		\
	BNXT_TX_STATS_EXT_ENTRY(tx_packets_cos##n)

#define BNXT_RX_STATS_EXT_COS_ENTRIES				\
	BNXT_RX_STATS_EXT_COS_ENTRY(0),				\
	BNXT_RX_STATS_EXT_COS_ENTRY(1),				\
	BNXT_RX_STATS_EXT_COS_ENTRY(2),				\
	BNXT_RX_STATS_EXT_COS_ENTRY(3),				\
	BNXT_RX_STATS_EXT_COS_ENTRY(4),				\
	BNXT_RX_STATS_EXT_COS_ENTRY(5),				\
	BNXT_RX_STATS_EXT_COS_ENTRY(6),				\
	BNXT_RX_STATS_EXT_COS_ENTRY(7)				\

#define BNXT_TX_STATS_EXT_COS_ENTRIES				\
	BNXT_TX_STATS_EXT_COS_ENTRY(0),				\
	BNXT_TX_STATS_EXT_COS_ENTRY(1),				\
	BNXT_TX_STATS_EXT_COS_ENTRY(2),				\
	BNXT_TX_STATS_EXT_COS_ENTRY(3),				\
	BNXT_TX_STATS_EXT_COS_ENTRY(4),				\
	BNXT_TX_STATS_EXT_COS_ENTRY(5),				\
	BNXT_TX_STATS_EXT_COS_ENTRY(6),				\
	BNXT_TX_STATS_EXT_COS_ENTRY(7)				\

257 258 259 260 261 262 263 264 265 266 267 268 269 270
#define BNXT_RX_STATS_EXT_DISCARD_COS_ENTRY(n)			\
	BNXT_RX_STATS_EXT_ENTRY(rx_discard_bytes_cos##n),	\
	BNXT_RX_STATS_EXT_ENTRY(rx_discard_packets_cos##n)

#define BNXT_RX_STATS_EXT_DISCARD_COS_ENTRIES				\
	BNXT_RX_STATS_EXT_DISCARD_COS_ENTRY(0),				\
	BNXT_RX_STATS_EXT_DISCARD_COS_ENTRY(1),				\
	BNXT_RX_STATS_EXT_DISCARD_COS_ENTRY(2),				\
	BNXT_RX_STATS_EXT_DISCARD_COS_ENTRY(3),				\
	BNXT_RX_STATS_EXT_DISCARD_COS_ENTRY(4),				\
	BNXT_RX_STATS_EXT_DISCARD_COS_ENTRY(5),				\
	BNXT_RX_STATS_EXT_DISCARD_COS_ENTRY(6),				\
	BNXT_RX_STATS_EXT_DISCARD_COS_ENTRY(7)

271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298
#define BNXT_RX_STATS_PRI_ENTRY(counter, n)		\
	{ BNXT_RX_STATS_EXT_OFFSET(counter##_cos0),	\
	  __stringify(counter##_pri##n) }

#define BNXT_TX_STATS_PRI_ENTRY(counter, n)		\
	{ BNXT_TX_STATS_EXT_OFFSET(counter##_cos0),	\
	  __stringify(counter##_pri##n) }

#define BNXT_RX_STATS_PRI_ENTRIES(counter)		\
	BNXT_RX_STATS_PRI_ENTRY(counter, 0),		\
	BNXT_RX_STATS_PRI_ENTRY(counter, 1),		\
	BNXT_RX_STATS_PRI_ENTRY(counter, 2),		\
	BNXT_RX_STATS_PRI_ENTRY(counter, 3),		\
	BNXT_RX_STATS_PRI_ENTRY(counter, 4),		\
	BNXT_RX_STATS_PRI_ENTRY(counter, 5),		\
	BNXT_RX_STATS_PRI_ENTRY(counter, 6),		\
	BNXT_RX_STATS_PRI_ENTRY(counter, 7)

#define BNXT_TX_STATS_PRI_ENTRIES(counter)		\
	BNXT_TX_STATS_PRI_ENTRY(counter, 0),		\
	BNXT_TX_STATS_PRI_ENTRY(counter, 1),		\
	BNXT_TX_STATS_PRI_ENTRY(counter, 2),		\
	BNXT_TX_STATS_PRI_ENTRY(counter, 3),		\
	BNXT_TX_STATS_PRI_ENTRY(counter, 4),		\
	BNXT_TX_STATS_PRI_ENTRY(counter, 5),		\
	BNXT_TX_STATS_PRI_ENTRY(counter, 6),		\
	BNXT_TX_STATS_PRI_ENTRY(counter, 7)

299 300 301 302 303 304 305 306 307 308 309 310 311
enum {
	RX_TOTAL_DISCARDS,
	TX_TOTAL_DISCARDS,
};

static struct {
	u64			counter;
	char			string[ETH_GSTRING_LEN];
} bnxt_sw_func_stats[] = {
	{0, "rx_total_discard_pkts"},
	{0, "tx_total_discard_pkts"},
};

312 313 314 315 316
#define NUM_RING_RX_SW_STATS		ARRAY_SIZE(bnxt_rx_sw_stats_str)
#define NUM_RING_CMN_SW_STATS		ARRAY_SIZE(bnxt_cmn_sw_stats_str)
#define NUM_RING_RX_HW_STATS		ARRAY_SIZE(bnxt_ring_rx_stats_str)
#define NUM_RING_TX_HW_STATS		ARRAY_SIZE(bnxt_ring_tx_stats_str)

317 318 319 320 321 322 323 324 325
static const struct {
	long offset;
	char string[ETH_GSTRING_LEN];
} bnxt_port_stats_arr[] = {
	BNXT_RX_STATS_ENTRY(rx_64b_frames),
	BNXT_RX_STATS_ENTRY(rx_65b_127b_frames),
	BNXT_RX_STATS_ENTRY(rx_128b_255b_frames),
	BNXT_RX_STATS_ENTRY(rx_256b_511b_frames),
	BNXT_RX_STATS_ENTRY(rx_512b_1023b_frames),
326
	BNXT_RX_STATS_ENTRY(rx_1024b_1518b_frames),
327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346
	BNXT_RX_STATS_ENTRY(rx_good_vlan_frames),
	BNXT_RX_STATS_ENTRY(rx_1519b_2047b_frames),
	BNXT_RX_STATS_ENTRY(rx_2048b_4095b_frames),
	BNXT_RX_STATS_ENTRY(rx_4096b_9216b_frames),
	BNXT_RX_STATS_ENTRY(rx_9217b_16383b_frames),
	BNXT_RX_STATS_ENTRY(rx_total_frames),
	BNXT_RX_STATS_ENTRY(rx_ucast_frames),
	BNXT_RX_STATS_ENTRY(rx_mcast_frames),
	BNXT_RX_STATS_ENTRY(rx_bcast_frames),
	BNXT_RX_STATS_ENTRY(rx_fcs_err_frames),
	BNXT_RX_STATS_ENTRY(rx_ctrl_frames),
	BNXT_RX_STATS_ENTRY(rx_pause_frames),
	BNXT_RX_STATS_ENTRY(rx_pfc_frames),
	BNXT_RX_STATS_ENTRY(rx_align_err_frames),
	BNXT_RX_STATS_ENTRY(rx_ovrsz_frames),
	BNXT_RX_STATS_ENTRY(rx_jbr_frames),
	BNXT_RX_STATS_ENTRY(rx_mtu_err_frames),
	BNXT_RX_STATS_ENTRY(rx_tagged_frames),
	BNXT_RX_STATS_ENTRY(rx_double_tagged_frames),
	BNXT_RX_STATS_ENTRY(rx_good_frames),
M
Michael Chan 已提交
347 348 349 350 351 352 353 354
	BNXT_RX_STATS_ENTRY(rx_pfc_ena_frames_pri0),
	BNXT_RX_STATS_ENTRY(rx_pfc_ena_frames_pri1),
	BNXT_RX_STATS_ENTRY(rx_pfc_ena_frames_pri2),
	BNXT_RX_STATS_ENTRY(rx_pfc_ena_frames_pri3),
	BNXT_RX_STATS_ENTRY(rx_pfc_ena_frames_pri4),
	BNXT_RX_STATS_ENTRY(rx_pfc_ena_frames_pri5),
	BNXT_RX_STATS_ENTRY(rx_pfc_ena_frames_pri6),
	BNXT_RX_STATS_ENTRY(rx_pfc_ena_frames_pri7),
355 356 357 358 359 360
	BNXT_RX_STATS_ENTRY(rx_undrsz_frames),
	BNXT_RX_STATS_ENTRY(rx_eee_lpi_events),
	BNXT_RX_STATS_ENTRY(rx_eee_lpi_duration),
	BNXT_RX_STATS_ENTRY(rx_bytes),
	BNXT_RX_STATS_ENTRY(rx_runt_bytes),
	BNXT_RX_STATS_ENTRY(rx_runt_frames),
361 362
	BNXT_RX_STATS_ENTRY(rx_stat_discard),
	BNXT_RX_STATS_ENTRY(rx_stat_err),
363 364 365 366 367 368

	BNXT_TX_STATS_ENTRY(tx_64b_frames),
	BNXT_TX_STATS_ENTRY(tx_65b_127b_frames),
	BNXT_TX_STATS_ENTRY(tx_128b_255b_frames),
	BNXT_TX_STATS_ENTRY(tx_256b_511b_frames),
	BNXT_TX_STATS_ENTRY(tx_512b_1023b_frames),
369
	BNXT_TX_STATS_ENTRY(tx_1024b_1518b_frames),
370
	BNXT_TX_STATS_ENTRY(tx_good_vlan_frames),
371
	BNXT_TX_STATS_ENTRY(tx_1519b_2047b_frames),
372 373 374 375 376 377 378 379 380 381 382 383 384 385
	BNXT_TX_STATS_ENTRY(tx_2048b_4095b_frames),
	BNXT_TX_STATS_ENTRY(tx_4096b_9216b_frames),
	BNXT_TX_STATS_ENTRY(tx_9217b_16383b_frames),
	BNXT_TX_STATS_ENTRY(tx_good_frames),
	BNXT_TX_STATS_ENTRY(tx_total_frames),
	BNXT_TX_STATS_ENTRY(tx_ucast_frames),
	BNXT_TX_STATS_ENTRY(tx_mcast_frames),
	BNXT_TX_STATS_ENTRY(tx_bcast_frames),
	BNXT_TX_STATS_ENTRY(tx_pause_frames),
	BNXT_TX_STATS_ENTRY(tx_pfc_frames),
	BNXT_TX_STATS_ENTRY(tx_jabber_frames),
	BNXT_TX_STATS_ENTRY(tx_fcs_err_frames),
	BNXT_TX_STATS_ENTRY(tx_err),
	BNXT_TX_STATS_ENTRY(tx_fifo_underruns),
M
Michael Chan 已提交
386 387 388 389 390 391 392 393
	BNXT_TX_STATS_ENTRY(tx_pfc_ena_frames_pri0),
	BNXT_TX_STATS_ENTRY(tx_pfc_ena_frames_pri1),
	BNXT_TX_STATS_ENTRY(tx_pfc_ena_frames_pri2),
	BNXT_TX_STATS_ENTRY(tx_pfc_ena_frames_pri3),
	BNXT_TX_STATS_ENTRY(tx_pfc_ena_frames_pri4),
	BNXT_TX_STATS_ENTRY(tx_pfc_ena_frames_pri5),
	BNXT_TX_STATS_ENTRY(tx_pfc_ena_frames_pri6),
	BNXT_TX_STATS_ENTRY(tx_pfc_ena_frames_pri7),
394 395 396 397
	BNXT_TX_STATS_ENTRY(tx_eee_lpi_events),
	BNXT_TX_STATS_ENTRY(tx_eee_lpi_duration),
	BNXT_TX_STATS_ENTRY(tx_total_collisions),
	BNXT_TX_STATS_ENTRY(tx_bytes),
398 399 400
	BNXT_TX_STATS_ENTRY(tx_xthol_frames),
	BNXT_TX_STATS_ENTRY(tx_stat_discard),
	BNXT_TX_STATS_ENTRY(tx_stat_error),
401 402
};

403 404 405 406 407 408 409 410 411
static const struct {
	long offset;
	char string[ETH_GSTRING_LEN];
} bnxt_port_stats_ext_arr[] = {
	BNXT_RX_STATS_EXT_ENTRY(link_down_events),
	BNXT_RX_STATS_EXT_ENTRY(continuous_pause_events),
	BNXT_RX_STATS_EXT_ENTRY(resume_pause_events),
	BNXT_RX_STATS_EXT_ENTRY(continuous_roce_pause_events),
	BNXT_RX_STATS_EXT_ENTRY(resume_roce_pause_events),
412 413
	BNXT_RX_STATS_EXT_COS_ENTRIES,
	BNXT_RX_STATS_EXT_PFC_ENTRIES,
414 415 416 417
	BNXT_RX_STATS_EXT_ENTRY(rx_bits),
	BNXT_RX_STATS_EXT_ENTRY(rx_buffer_passed_threshold),
	BNXT_RX_STATS_EXT_ENTRY(rx_pcs_symbol_err),
	BNXT_RX_STATS_EXT_ENTRY(rx_corrected_bits),
418
	BNXT_RX_STATS_EXT_DISCARD_COS_ENTRIES,
419 420 421 422 423 424 425 426
};

static const struct {
	long offset;
	char string[ETH_GSTRING_LEN];
} bnxt_tx_port_stats_ext_arr[] = {
	BNXT_TX_STATS_EXT_COS_ENTRIES,
	BNXT_TX_STATS_EXT_PFC_ENTRIES,
427 428
};

429 430 431 432 433 434 435 436 437 438 439 440 441 442 443 444 445 446 447 448 449 450 451 452 453 454 455 456
static const struct {
	long base_off;
	char string[ETH_GSTRING_LEN];
} bnxt_rx_bytes_pri_arr[] = {
	BNXT_RX_STATS_PRI_ENTRIES(rx_bytes),
};

static const struct {
	long base_off;
	char string[ETH_GSTRING_LEN];
} bnxt_rx_pkts_pri_arr[] = {
	BNXT_RX_STATS_PRI_ENTRIES(rx_packets),
};

static const struct {
	long base_off;
	char string[ETH_GSTRING_LEN];
} bnxt_tx_bytes_pri_arr[] = {
	BNXT_TX_STATS_PRI_ENTRIES(tx_bytes),
};

static const struct {
	long base_off;
	char string[ETH_GSTRING_LEN];
} bnxt_tx_pkts_pri_arr[] = {
	BNXT_TX_STATS_PRI_ENTRIES(tx_packets),
};

457
#define BNXT_NUM_SW_FUNC_STATS	ARRAY_SIZE(bnxt_sw_func_stats)
458
#define BNXT_NUM_PORT_STATS ARRAY_SIZE(bnxt_port_stats_arr)
459 460 461 462 463
#define BNXT_NUM_STATS_PRI			\
	(ARRAY_SIZE(bnxt_rx_bytes_pri_arr) +	\
	 ARRAY_SIZE(bnxt_rx_pkts_pri_arr) +	\
	 ARRAY_SIZE(bnxt_tx_bytes_pri_arr) +	\
	 ARRAY_SIZE(bnxt_tx_pkts_pri_arr))
464

465 466 467
static int bnxt_get_num_tpa_ring_stats(struct bnxt *bp)
{
	if (BNXT_SUPPORTS_TPA(bp)) {
468 469 470 471 472 473
		if (bp->max_tpa_v2) {
			if (BNXT_CHIP_P5_THOR(bp))
				return BNXT_NUM_TPA_RING_STATS_P5;
			return BNXT_NUM_TPA_RING_STATS_P5_SR2;
		}
		return BNXT_NUM_TPA_RING_STATS;
474 475 476 477
	}
	return 0;
}

478 479
static int bnxt_get_num_ring_stats(struct bnxt *bp)
{
480
	int rx, tx, cmn;
481

482 483 484 485
	rx = NUM_RING_RX_HW_STATS + NUM_RING_RX_SW_STATS +
	     bnxt_get_num_tpa_ring_stats(bp);
	tx = NUM_RING_TX_HW_STATS;
	cmn = NUM_RING_CMN_SW_STATS;
486 487
	return rx * bp->rx_nr_rings + tx * bp->tx_nr_rings +
	       cmn * bp->cp_nr_rings;
488 489
}

490 491
static int bnxt_get_num_stats(struct bnxt *bp)
{
492
	int num_stats = bnxt_get_num_ring_stats(bp);
493

494 495
	num_stats += BNXT_NUM_SW_FUNC_STATS;

496 497 498
	if (bp->flags & BNXT_FLAG_PORT_STATS)
		num_stats += BNXT_NUM_PORT_STATS;

499
	if (bp->flags & BNXT_FLAG_PORT_STATS_EXT) {
500 501
		num_stats += bp->fw_rx_stats_ext_size +
			     bp->fw_tx_stats_ext_size;
502 503 504
		if (bp->pri2cos_valid)
			num_stats += BNXT_NUM_STATS_PRI;
	}
505

506 507 508
	return num_stats;
}

509 510 511 512 513
static int bnxt_get_sset_count(struct net_device *dev, int sset)
{
	struct bnxt *bp = netdev_priv(dev);

	switch (sset) {
514 515
	case ETH_SS_STATS:
		return bnxt_get_num_stats(bp);
516 517 518 519
	case ETH_SS_TEST:
		if (!bp->num_tests)
			return -EOPNOTSUPP;
		return bp->num_tests;
520 521 522 523 524
	default:
		return -EOPNOTSUPP;
	}
}

525 526 527 528 529 530 531 532 533 534 535 536 537 538 539 540 541
static bool is_rx_ring(struct bnxt *bp, int ring_num)
{
	return ring_num < bp->rx_nr_rings;
}

static bool is_tx_ring(struct bnxt *bp, int ring_num)
{
	int tx_base = 0;

	if (!(bp->flags & BNXT_FLAG_SHARED_RINGS))
		tx_base = bp->rx_nr_rings;

	if (ring_num >= tx_base && ring_num < (tx_base + bp->tx_nr_rings))
		return true;
	return false;
}

542 543 544 545 546
static void bnxt_get_ethtool_stats(struct net_device *dev,
				   struct ethtool_stats *stats, u64 *buf)
{
	u32 i, j = 0;
	struct bnxt *bp = netdev_priv(dev);
547
	u32 tpa_stats;
548

549
	if (!bp->bnapi) {
550
		j += bnxt_get_num_ring_stats(bp) + BNXT_NUM_SW_FUNC_STATS;
551 552
		goto skip_ring_stats;
	}
553

554 555 556
	for (i = 0; i < BNXT_NUM_SW_FUNC_STATS; i++)
		bnxt_sw_func_stats[i].counter = 0;

557
	tpa_stats = bnxt_get_num_tpa_ring_stats(bp);
558 559 560
	for (i = 0; i < bp->cp_nr_rings; i++) {
		struct bnxt_napi *bnapi = bp->bnapi[i];
		struct bnxt_cp_ring_info *cpr = &bnapi->cp_ring;
561
		u64 *sw_stats = cpr->stats.sw_stats;
562
		u64 *sw;
563 564
		int k;

565 566
		if (is_rx_ring(bp, i)) {
			for (k = 0; k < NUM_RING_RX_HW_STATS; j++, k++)
567
				buf[j] = sw_stats[k];
568 569 570 571 572
		}
		if (is_tx_ring(bp, i)) {
			k = NUM_RING_RX_HW_STATS;
			for (; k < NUM_RING_RX_HW_STATS + NUM_RING_TX_HW_STATS;
			       j++, k++)
573
				buf[j] = sw_stats[k];
574 575 576 577 578 579 580
		}
		if (!tpa_stats || !is_rx_ring(bp, i))
			goto skip_tpa_ring_stats;

		k = NUM_RING_RX_HW_STATS + NUM_RING_TX_HW_STATS;
		for (; k < NUM_RING_RX_HW_STATS + NUM_RING_TX_HW_STATS +
			   tpa_stats; j++, k++)
581
			buf[j] = sw_stats[k];
582

583
skip_tpa_ring_stats:
584
		sw = (u64 *)&cpr->sw_stats.rx;
585 586 587 588
		if (is_rx_ring(bp, i)) {
			for (k = 0; k < NUM_RING_RX_SW_STATS; j++, k++)
				buf[j] = sw[k];
		}
589 590

		sw = (u64 *)&cpr->sw_stats.cmn;
591
		for (k = 0; k < NUM_RING_CMN_SW_STATS; j++, k++)
592
			buf[j] = sw[k];
593 594

		bnxt_sw_func_stats[RX_TOTAL_DISCARDS].counter +=
595
			BNXT_GET_RING_STATS64(sw_stats, rx_discard_pkts);
596
		bnxt_sw_func_stats[TX_TOTAL_DISCARDS].counter +=
597
			BNXT_GET_RING_STATS64(sw_stats, tx_discard_pkts);
598
	}
599 600 601 602

	for (i = 0; i < BNXT_NUM_SW_FUNC_STATS; i++, j++)
		buf[j] = bnxt_sw_func_stats[i].counter;

603
skip_ring_stats:
604
	if (bp->flags & BNXT_FLAG_PORT_STATS) {
605
		u64 *port_stats = bp->port_stats.sw_stats;
606

607 608
		for (i = 0; i < BNXT_NUM_PORT_STATS; i++, j++)
			buf[j] = *(port_stats + bnxt_port_stats_arr[i].offset);
609
	}
610
	if (bp->flags & BNXT_FLAG_PORT_STATS_EXT) {
611 612
		u64 *rx_port_stats_ext = bp->rx_port_stats_ext.sw_stats;
		u64 *tx_port_stats_ext = bp->tx_port_stats_ext.sw_stats;
613

614
		for (i = 0; i < bp->fw_rx_stats_ext_size; i++, j++) {
615 616
			buf[j] = *(rx_port_stats_ext +
				   bnxt_port_stats_ext_arr[i].offset);
617
		}
618
		for (i = 0; i < bp->fw_tx_stats_ext_size; i++, j++) {
619 620
			buf[j] = *(tx_port_stats_ext +
				   bnxt_tx_port_stats_ext_arr[i].offset);
621
		}
622 623 624
		if (bp->pri2cos_valid) {
			for (i = 0; i < 8; i++, j++) {
				long n = bnxt_rx_bytes_pri_arr[i].base_off +
625
					 bp->pri2cos_idx[i];
626

627
				buf[j] = *(rx_port_stats_ext + n);
628 629 630
			}
			for (i = 0; i < 8; i++, j++) {
				long n = bnxt_rx_pkts_pri_arr[i].base_off +
631
					 bp->pri2cos_idx[i];
632

633
				buf[j] = *(rx_port_stats_ext + n);
634 635 636
			}
			for (i = 0; i < 8; i++, j++) {
				long n = bnxt_tx_bytes_pri_arr[i].base_off +
637
					 bp->pri2cos_idx[i];
638

639
				buf[j] = *(tx_port_stats_ext + n);
640 641 642
			}
			for (i = 0; i < 8; i++, j++) {
				long n = bnxt_tx_pkts_pri_arr[i].base_off +
643
					 bp->pri2cos_idx[i];
644

645
				buf[j] = *(tx_port_stats_ext + n);
646 647
			}
		}
648
	}
649 650 651 652 653
}

static void bnxt_get_strings(struct net_device *dev, u32 stringset, u8 *buf)
{
	struct bnxt *bp = netdev_priv(dev);
654
	static const char * const *str;
655
	u32 i, j, num_str;
656 657 658 659

	switch (stringset) {
	case ETH_SS_STATS:
		for (i = 0; i < bp->cp_nr_rings; i++) {
660 661 662 663 664 665 666
			if (is_rx_ring(bp, i)) {
				num_str = NUM_RING_RX_HW_STATS;
				for (j = 0; j < num_str; j++) {
					sprintf(buf, "[%d]: %s", i,
						bnxt_ring_rx_stats_str[j]);
					buf += ETH_GSTRING_LEN;
				}
667
			}
668 669 670 671 672 673 674
			if (is_tx_ring(bp, i)) {
				num_str = NUM_RING_TX_HW_STATS;
				for (j = 0; j < num_str; j++) {
					sprintf(buf, "[%d]: %s", i,
						bnxt_ring_tx_stats_str[j]);
					buf += ETH_GSTRING_LEN;
				}
675 676
			}
			num_str = bnxt_get_num_tpa_ring_stats(bp);
677
			if (!num_str || !is_rx_ring(bp, i))
678 679
				goto skip_tpa_stats;

680
			if (bp->max_tpa_v2)
681
				str = bnxt_ring_tpa2_stats_str;
682
			else
683
				str = bnxt_ring_tpa_stats_str;
684

685
			for (j = 0; j < num_str; j++) {
686
				sprintf(buf, "[%d]: %s", i, str[j]);
687 688 689
				buf += ETH_GSTRING_LEN;
			}
skip_tpa_stats:
690 691 692 693 694 695 696
			if (is_rx_ring(bp, i)) {
				num_str = NUM_RING_RX_SW_STATS;
				for (j = 0; j < num_str; j++) {
					sprintf(buf, "[%d]: %s", i,
						bnxt_rx_sw_stats_str[j]);
					buf += ETH_GSTRING_LEN;
				}
697
			}
698
			num_str = NUM_RING_CMN_SW_STATS;
699 700
			for (j = 0; j < num_str; j++) {
				sprintf(buf, "[%d]: %s", i,
701
					bnxt_cmn_sw_stats_str[j]);
702 703
				buf += ETH_GSTRING_LEN;
			}
704
		}
705 706 707 708 709
		for (i = 0; i < BNXT_NUM_SW_FUNC_STATS; i++) {
			strcpy(buf, bnxt_sw_func_stats[i].string);
			buf += ETH_GSTRING_LEN;
		}

710 711 712 713 714 715
		if (bp->flags & BNXT_FLAG_PORT_STATS) {
			for (i = 0; i < BNXT_NUM_PORT_STATS; i++) {
				strcpy(buf, bnxt_port_stats_arr[i].string);
				buf += ETH_GSTRING_LEN;
			}
		}
716
		if (bp->flags & BNXT_FLAG_PORT_STATS_EXT) {
717
			for (i = 0; i < bp->fw_rx_stats_ext_size; i++) {
718 719 720
				strcpy(buf, bnxt_port_stats_ext_arr[i].string);
				buf += ETH_GSTRING_LEN;
			}
721 722 723 724 725
			for (i = 0; i < bp->fw_tx_stats_ext_size; i++) {
				strcpy(buf,
				       bnxt_tx_port_stats_ext_arr[i].string);
				buf += ETH_GSTRING_LEN;
			}
726 727 728 729 730 731 732 733 734 735 736 737 738 739 740 741 742 743 744 745 746 747
			if (bp->pri2cos_valid) {
				for (i = 0; i < 8; i++) {
					strcpy(buf,
					       bnxt_rx_bytes_pri_arr[i].string);
					buf += ETH_GSTRING_LEN;
				}
				for (i = 0; i < 8; i++) {
					strcpy(buf,
					       bnxt_rx_pkts_pri_arr[i].string);
					buf += ETH_GSTRING_LEN;
				}
				for (i = 0; i < 8; i++) {
					strcpy(buf,
					       bnxt_tx_bytes_pri_arr[i].string);
					buf += ETH_GSTRING_LEN;
				}
				for (i = 0; i < 8; i++) {
					strcpy(buf,
					       bnxt_tx_pkts_pri_arr[i].string);
					buf += ETH_GSTRING_LEN;
				}
			}
748
		}
749
		break;
750 751 752 753 754
	case ETH_SS_TEST:
		if (bp->num_tests)
			memcpy(buf, bp->test_info->string,
			       bp->num_tests * ETH_GSTRING_LEN);
		break;
755 756 757 758 759 760 761 762 763 764 765 766 767 768 769 770 771 772 773 774 775 776 777 778 779 780 781 782 783 784 785 786 787 788 789 790 791 792 793 794 795 796 797 798 799 800 801 802
	default:
		netdev_err(bp->dev, "bnxt_get_strings invalid request %x\n",
			   stringset);
		break;
	}
}

static void bnxt_get_ringparam(struct net_device *dev,
			       struct ethtool_ringparam *ering)
{
	struct bnxt *bp = netdev_priv(dev);

	ering->rx_max_pending = BNXT_MAX_RX_DESC_CNT;
	ering->rx_jumbo_max_pending = BNXT_MAX_RX_JUM_DESC_CNT;
	ering->tx_max_pending = BNXT_MAX_TX_DESC_CNT;

	ering->rx_pending = bp->rx_ring_size;
	ering->rx_jumbo_pending = bp->rx_agg_ring_size;
	ering->tx_pending = bp->tx_ring_size;
}

static int bnxt_set_ringparam(struct net_device *dev,
			      struct ethtool_ringparam *ering)
{
	struct bnxt *bp = netdev_priv(dev);

	if ((ering->rx_pending > BNXT_MAX_RX_DESC_CNT) ||
	    (ering->tx_pending > BNXT_MAX_TX_DESC_CNT) ||
	    (ering->tx_pending <= MAX_SKB_FRAGS))
		return -EINVAL;

	if (netif_running(dev))
		bnxt_close_nic(bp, false, false);

	bp->rx_ring_size = ering->rx_pending;
	bp->tx_ring_size = ering->tx_pending;
	bnxt_set_ring_params(bp);

	if (netif_running(dev))
		return bnxt_open_nic(bp, false, false);

	return 0;
}

static void bnxt_get_channels(struct net_device *dev,
			      struct ethtool_channels *channel)
{
	struct bnxt *bp = netdev_priv(dev);
803
	struct bnxt_hw_resc *hw_resc = &bp->hw_resc;
804
	int max_rx_rings, max_tx_rings, tcs;
805
	int max_tx_sch_inputs, tx_grps;
806 807

	/* Get the most up-to-date max_tx_sch_inputs. */
808
	if (netif_running(dev) && BNXT_NEW_RM(bp))
809 810
		bnxt_hwrm_func_resc_qcaps(bp, false);
	max_tx_sch_inputs = hw_resc->max_tx_sch_inputs;
811

812
	bnxt_get_max_rings(bp, &max_rx_rings, &max_tx_rings, true);
813 814
	if (max_tx_sch_inputs)
		max_tx_rings = min_t(int, max_tx_rings, max_tx_sch_inputs);
815 816 817 818 819 820

	tcs = netdev_get_num_tc(dev);
	tx_grps = max(tcs, 1);
	if (bp->tx_nr_rings_xdp)
		tx_grps++;
	max_tx_rings /= tx_grps;
821
	channel->max_combined = min_t(int, max_rx_rings, max_tx_rings);
822

823 824 825 826
	if (bnxt_get_max_rings(bp, &max_rx_rings, &max_tx_rings, false)) {
		max_rx_rings = 0;
		max_tx_rings = 0;
	}
827 828
	if (max_tx_sch_inputs)
		max_tx_rings = min_t(int, max_tx_rings, max_tx_sch_inputs);
829

830 831 832 833 834 835
	if (tcs > 1)
		max_tx_rings /= tcs;

	channel->max_rx = max_rx_rings;
	channel->max_tx = max_tx_rings;
	channel->max_other = 0;
836 837
	if (bp->flags & BNXT_FLAG_SHARED_RINGS) {
		channel->combined_count = bp->rx_nr_rings;
838 839
		if (BNXT_CHIP_TYPE_NITRO_A0(bp))
			channel->combined_count--;
840
	} else {
841 842 843 844
		if (!BNXT_CHIP_TYPE_NITRO_A0(bp)) {
			channel->rx_count = bp->rx_nr_rings;
			channel->tx_count = bp->tx_nr_rings_per_tc;
		}
845
	}
846 847 848 849 850 851
}

static int bnxt_set_channels(struct net_device *dev,
			     struct ethtool_channels *channel)
{
	struct bnxt *bp = netdev_priv(dev);
852
	int req_tx_rings, req_rx_rings, tcs;
853
	bool sh = false;
854
	int tx_xdp = 0;
855
	int rc = 0;
856

857
	if (channel->other_count)
858 859
		return -EINVAL;

860 861 862 863 864 865 866 867
	if (!channel->combined_count &&
	    (!channel->rx_count || !channel->tx_count))
		return -EINVAL;

	if (channel->combined_count &&
	    (channel->rx_count || channel->tx_count))
		return -EINVAL;

868 869 870 871
	if (BNXT_CHIP_TYPE_NITRO_A0(bp) && (channel->rx_count ||
					    channel->tx_count))
		return -EINVAL;

872 873 874
	if (channel->combined_count)
		sh = true;

875 876
	tcs = netdev_get_num_tc(dev);

877
	req_tx_rings = sh ? channel->combined_count : channel->tx_count;
878
	req_rx_rings = sh ? channel->combined_count : channel->rx_count;
879 880 881 882 883 884 885
	if (bp->tx_nr_rings_xdp) {
		if (!sh) {
			netdev_err(dev, "Only combined mode supported when XDP is enabled.\n");
			return -EINVAL;
		}
		tx_xdp = req_rx_rings;
	}
886
	rc = bnxt_check_rings(bp, req_tx_rings, req_rx_rings, sh, tcs, tx_xdp);
887 888 889
	if (rc) {
		netdev_warn(dev, "Unable to allocate the requested rings\n");
		return rc;
890 891
	}

892 893 894 895 896 897 898
	if (bnxt_get_nr_rss_ctxs(bp, req_rx_rings) !=
	    bnxt_get_nr_rss_ctxs(bp, bp->rx_nr_rings) &&
	    (dev->priv_flags & IFF_RXFH_CONFIGURED)) {
		netdev_warn(dev, "RSS table size change required, RSS table entries must be default to proceed\n");
		return -EINVAL;
	}

899 900 901 902 903 904 905 906 907 908 909 910 911 912
	if (netif_running(dev)) {
		if (BNXT_PF(bp)) {
			/* TODO CHIMP_FW: Send message to all VF's
			 * before PF unload
			 */
		}
		rc = bnxt_close_nic(bp, true, false);
		if (rc) {
			netdev_err(bp->dev, "Set channel failure rc :%x\n",
				   rc);
			return rc;
		}
	}

913 914
	if (sh) {
		bp->flags |= BNXT_FLAG_SHARED_RINGS;
915 916
		bp->rx_nr_rings = channel->combined_count;
		bp->tx_nr_rings_per_tc = channel->combined_count;
917 918 919 920 921
	} else {
		bp->flags &= ~BNXT_FLAG_SHARED_RINGS;
		bp->rx_nr_rings = channel->rx_count;
		bp->tx_nr_rings_per_tc = channel->tx_count;
	}
922 923
	bp->tx_nr_rings_xdp = tx_xdp;
	bp->tx_nr_rings = bp->tx_nr_rings_per_tc + tx_xdp;
924
	if (tcs > 1)
925
		bp->tx_nr_rings = bp->tx_nr_rings_per_tc * tcs + tx_xdp;
926 927 928 929

	bp->cp_nr_rings = sh ? max_t(int, bp->tx_nr_rings, bp->rx_nr_rings) :
			       bp->tx_nr_rings + bp->rx_nr_rings;

930 931
	/* After changing number of rx channels, update NTUPLE feature. */
	netdev_update_features(dev);
932 933 934 935 936 937 938
	if (netif_running(dev)) {
		rc = bnxt_open_nic(bp, true, false);
		if ((!rc) && BNXT_PF(bp)) {
			/* TODO CHIMP_FW: Send message to all VF's
			 * to renable
			 */
		}
939
	} else {
940
		rc = bnxt_reserve_rings(bp, true);
941 942 943 944 945 946 947 948 949 950 951 952 953 954 955 956 957 958 959 960 961 962 963 964 965 966 967 968 969 970 971 972 973 974 975 976 977 978 979
	}

	return rc;
}

#ifdef CONFIG_RFS_ACCEL
static int bnxt_grxclsrlall(struct bnxt *bp, struct ethtool_rxnfc *cmd,
			    u32 *rule_locs)
{
	int i, j = 0;

	cmd->data = bp->ntp_fltr_count;
	for (i = 0; i < BNXT_NTP_FLTR_HASH_SIZE; i++) {
		struct hlist_head *head;
		struct bnxt_ntuple_filter *fltr;

		head = &bp->ntp_fltr_hash_tbl[i];
		rcu_read_lock();
		hlist_for_each_entry_rcu(fltr, head, hash) {
			if (j == cmd->rule_cnt)
				break;
			rule_locs[j++] = fltr->sw_id;
		}
		rcu_read_unlock();
		if (j == cmd->rule_cnt)
			break;
	}
	cmd->rule_cnt = j;
	return 0;
}

static int bnxt_grxclsrule(struct bnxt *bp, struct ethtool_rxnfc *cmd)
{
	struct ethtool_rx_flow_spec *fs =
		(struct ethtool_rx_flow_spec *)&cmd->fs;
	struct bnxt_ntuple_filter *fltr;
	struct flow_keys *fkeys;
	int i, rc = -EINVAL;

980
	if (fs->location >= BNXT_NTP_FLTR_MAX_FLTR)
981 982 983 984 985 986 987 988 989 990 991 992 993 994 995 996 997
		return rc;

	for (i = 0; i < BNXT_NTP_FLTR_HASH_SIZE; i++) {
		struct hlist_head *head;

		head = &bp->ntp_fltr_hash_tbl[i];
		rcu_read_lock();
		hlist_for_each_entry_rcu(fltr, head, hash) {
			if (fltr->sw_id == fs->location)
				goto fltr_found;
		}
		rcu_read_unlock();
	}
	return rc;

fltr_found:
	fkeys = &fltr->fkeys;
998 999 1000 1001 1002 1003 1004
	if (fkeys->basic.n_proto == htons(ETH_P_IP)) {
		if (fkeys->basic.ip_proto == IPPROTO_TCP)
			fs->flow_type = TCP_V4_FLOW;
		else if (fkeys->basic.ip_proto == IPPROTO_UDP)
			fs->flow_type = UDP_V4_FLOW;
		else
			goto fltr_err;
1005

1006 1007
		fs->h_u.tcp_ip4_spec.ip4src = fkeys->addrs.v4addrs.src;
		fs->m_u.tcp_ip4_spec.ip4src = cpu_to_be32(~0);
1008

1009 1010
		fs->h_u.tcp_ip4_spec.ip4dst = fkeys->addrs.v4addrs.dst;
		fs->m_u.tcp_ip4_spec.ip4dst = cpu_to_be32(~0);
1011

1012 1013
		fs->h_u.tcp_ip4_spec.psrc = fkeys->ports.src;
		fs->m_u.tcp_ip4_spec.psrc = cpu_to_be16(~0);
1014

1015 1016 1017 1018 1019 1020 1021 1022 1023 1024 1025 1026 1027 1028 1029 1030 1031 1032 1033 1034 1035 1036 1037 1038 1039 1040
		fs->h_u.tcp_ip4_spec.pdst = fkeys->ports.dst;
		fs->m_u.tcp_ip4_spec.pdst = cpu_to_be16(~0);
	} else {
		int i;

		if (fkeys->basic.ip_proto == IPPROTO_TCP)
			fs->flow_type = TCP_V6_FLOW;
		else if (fkeys->basic.ip_proto == IPPROTO_UDP)
			fs->flow_type = UDP_V6_FLOW;
		else
			goto fltr_err;

		*(struct in6_addr *)&fs->h_u.tcp_ip6_spec.ip6src[0] =
			fkeys->addrs.v6addrs.src;
		*(struct in6_addr *)&fs->h_u.tcp_ip6_spec.ip6dst[0] =
			fkeys->addrs.v6addrs.dst;
		for (i = 0; i < 4; i++) {
			fs->m_u.tcp_ip6_spec.ip6src[i] = cpu_to_be32(~0);
			fs->m_u.tcp_ip6_spec.ip6dst[i] = cpu_to_be32(~0);
		}
		fs->h_u.tcp_ip6_spec.psrc = fkeys->ports.src;
		fs->m_u.tcp_ip6_spec.psrc = cpu_to_be16(~0);

		fs->h_u.tcp_ip6_spec.pdst = fkeys->ports.dst;
		fs->m_u.tcp_ip6_spec.pdst = cpu_to_be16(~0);
	}
1041 1042 1043 1044 1045 1046 1047 1048 1049

	fs->ring_cookie = fltr->rxq;
	rc = 0;

fltr_err:
	rcu_read_unlock();

	return rc;
}
1050 1051 1052 1053 1054 1055 1056 1057 1058 1059 1060 1061 1062 1063 1064 1065 1066 1067 1068 1069 1070 1071 1072 1073 1074 1075 1076 1077 1078 1079
#endif

static u64 get_ethtool_ipv4_rss(struct bnxt *bp)
{
	if (bp->rss_hash_cfg & VNIC_RSS_CFG_REQ_HASH_TYPE_IPV4)
		return RXH_IP_SRC | RXH_IP_DST;
	return 0;
}

static u64 get_ethtool_ipv6_rss(struct bnxt *bp)
{
	if (bp->rss_hash_cfg & VNIC_RSS_CFG_REQ_HASH_TYPE_IPV6)
		return RXH_IP_SRC | RXH_IP_DST;
	return 0;
}

static int bnxt_grxfh(struct bnxt *bp, struct ethtool_rxnfc *cmd)
{
	cmd->data = 0;
	switch (cmd->flow_type) {
	case TCP_V4_FLOW:
		if (bp->rss_hash_cfg & VNIC_RSS_CFG_REQ_HASH_TYPE_TCP_IPV4)
			cmd->data |= RXH_IP_SRC | RXH_IP_DST |
				     RXH_L4_B_0_1 | RXH_L4_B_2_3;
		cmd->data |= get_ethtool_ipv4_rss(bp);
		break;
	case UDP_V4_FLOW:
		if (bp->rss_hash_cfg & VNIC_RSS_CFG_REQ_HASH_TYPE_UDP_IPV4)
			cmd->data |= RXH_IP_SRC | RXH_IP_DST |
				     RXH_L4_B_0_1 | RXH_L4_B_2_3;
1080
		fallthrough;
1081 1082 1083 1084 1085 1086 1087 1088 1089 1090 1091 1092 1093 1094 1095 1096 1097 1098
	case SCTP_V4_FLOW:
	case AH_ESP_V4_FLOW:
	case AH_V4_FLOW:
	case ESP_V4_FLOW:
	case IPV4_FLOW:
		cmd->data |= get_ethtool_ipv4_rss(bp);
		break;

	case TCP_V6_FLOW:
		if (bp->rss_hash_cfg & VNIC_RSS_CFG_REQ_HASH_TYPE_TCP_IPV6)
			cmd->data |= RXH_IP_SRC | RXH_IP_DST |
				     RXH_L4_B_0_1 | RXH_L4_B_2_3;
		cmd->data |= get_ethtool_ipv6_rss(bp);
		break;
	case UDP_V6_FLOW:
		if (bp->rss_hash_cfg & VNIC_RSS_CFG_REQ_HASH_TYPE_UDP_IPV6)
			cmd->data |= RXH_IP_SRC | RXH_IP_DST |
				     RXH_L4_B_0_1 | RXH_L4_B_2_3;
1099
		fallthrough;
1100 1101 1102 1103 1104 1105 1106 1107 1108 1109 1110 1111 1112 1113 1114 1115 1116 1117 1118 1119 1120 1121 1122 1123 1124 1125 1126 1127 1128 1129 1130 1131 1132 1133 1134 1135 1136 1137 1138 1139 1140 1141 1142 1143 1144 1145 1146 1147 1148 1149 1150 1151 1152 1153 1154 1155 1156 1157 1158 1159 1160 1161 1162 1163 1164 1165 1166 1167 1168 1169 1170 1171 1172 1173 1174 1175 1176 1177 1178 1179 1180 1181 1182 1183 1184 1185 1186 1187 1188 1189
	case SCTP_V6_FLOW:
	case AH_ESP_V6_FLOW:
	case AH_V6_FLOW:
	case ESP_V6_FLOW:
	case IPV6_FLOW:
		cmd->data |= get_ethtool_ipv6_rss(bp);
		break;
	}
	return 0;
}

#define RXH_4TUPLE (RXH_IP_SRC | RXH_IP_DST | RXH_L4_B_0_1 | RXH_L4_B_2_3)
#define RXH_2TUPLE (RXH_IP_SRC | RXH_IP_DST)

static int bnxt_srxfh(struct bnxt *bp, struct ethtool_rxnfc *cmd)
{
	u32 rss_hash_cfg = bp->rss_hash_cfg;
	int tuple, rc = 0;

	if (cmd->data == RXH_4TUPLE)
		tuple = 4;
	else if (cmd->data == RXH_2TUPLE)
		tuple = 2;
	else if (!cmd->data)
		tuple = 0;
	else
		return -EINVAL;

	if (cmd->flow_type == TCP_V4_FLOW) {
		rss_hash_cfg &= ~VNIC_RSS_CFG_REQ_HASH_TYPE_TCP_IPV4;
		if (tuple == 4)
			rss_hash_cfg |= VNIC_RSS_CFG_REQ_HASH_TYPE_TCP_IPV4;
	} else if (cmd->flow_type == UDP_V4_FLOW) {
		if (tuple == 4 && !(bp->flags & BNXT_FLAG_UDP_RSS_CAP))
			return -EINVAL;
		rss_hash_cfg &= ~VNIC_RSS_CFG_REQ_HASH_TYPE_UDP_IPV4;
		if (tuple == 4)
			rss_hash_cfg |= VNIC_RSS_CFG_REQ_HASH_TYPE_UDP_IPV4;
	} else if (cmd->flow_type == TCP_V6_FLOW) {
		rss_hash_cfg &= ~VNIC_RSS_CFG_REQ_HASH_TYPE_TCP_IPV6;
		if (tuple == 4)
			rss_hash_cfg |= VNIC_RSS_CFG_REQ_HASH_TYPE_TCP_IPV6;
	} else if (cmd->flow_type == UDP_V6_FLOW) {
		if (tuple == 4 && !(bp->flags & BNXT_FLAG_UDP_RSS_CAP))
			return -EINVAL;
		rss_hash_cfg &= ~VNIC_RSS_CFG_REQ_HASH_TYPE_UDP_IPV6;
		if (tuple == 4)
			rss_hash_cfg |= VNIC_RSS_CFG_REQ_HASH_TYPE_UDP_IPV6;
	} else if (tuple == 4) {
		return -EINVAL;
	}

	switch (cmd->flow_type) {
	case TCP_V4_FLOW:
	case UDP_V4_FLOW:
	case SCTP_V4_FLOW:
	case AH_ESP_V4_FLOW:
	case AH_V4_FLOW:
	case ESP_V4_FLOW:
	case IPV4_FLOW:
		if (tuple == 2)
			rss_hash_cfg |= VNIC_RSS_CFG_REQ_HASH_TYPE_IPV4;
		else if (!tuple)
			rss_hash_cfg &= ~VNIC_RSS_CFG_REQ_HASH_TYPE_IPV4;
		break;

	case TCP_V6_FLOW:
	case UDP_V6_FLOW:
	case SCTP_V6_FLOW:
	case AH_ESP_V6_FLOW:
	case AH_V6_FLOW:
	case ESP_V6_FLOW:
	case IPV6_FLOW:
		if (tuple == 2)
			rss_hash_cfg |= VNIC_RSS_CFG_REQ_HASH_TYPE_IPV6;
		else if (!tuple)
			rss_hash_cfg &= ~VNIC_RSS_CFG_REQ_HASH_TYPE_IPV6;
		break;
	}

	if (bp->rss_hash_cfg == rss_hash_cfg)
		return 0;

	bp->rss_hash_cfg = rss_hash_cfg;
	if (netif_running(bp->dev)) {
		bnxt_close_nic(bp, false, false);
		rc = bnxt_open_nic(bp, false, false);
	}
	return rc;
}
1190 1191 1192 1193 1194 1195 1196 1197

static int bnxt_get_rxnfc(struct net_device *dev, struct ethtool_rxnfc *cmd,
			  u32 *rule_locs)
{
	struct bnxt *bp = netdev_priv(dev);
	int rc = 0;

	switch (cmd->cmd) {
1198
#ifdef CONFIG_RFS_ACCEL
1199 1200 1201 1202 1203 1204 1205 1206 1207 1208 1209 1210 1211 1212 1213 1214
	case ETHTOOL_GRXRINGS:
		cmd->data = bp->rx_nr_rings;
		break;

	case ETHTOOL_GRXCLSRLCNT:
		cmd->rule_cnt = bp->ntp_fltr_count;
		cmd->data = BNXT_NTP_FLTR_MAX_FLTR;
		break;

	case ETHTOOL_GRXCLSRLALL:
		rc = bnxt_grxclsrlall(bp, cmd, (u32 *)rule_locs);
		break;

	case ETHTOOL_GRXCLSRULE:
		rc = bnxt_grxclsrule(bp, cmd);
		break;
1215 1216 1217 1218 1219
#endif

	case ETHTOOL_GRXFH:
		rc = bnxt_grxfh(bp, cmd);
		break;
1220 1221 1222 1223 1224 1225 1226 1227

	default:
		rc = -EOPNOTSUPP;
		break;
	}

	return rc;
}
1228 1229 1230 1231 1232 1233 1234 1235 1236 1237 1238 1239 1240 1241 1242 1243 1244

static int bnxt_set_rxnfc(struct net_device *dev, struct ethtool_rxnfc *cmd)
{
	struct bnxt *bp = netdev_priv(dev);
	int rc;

	switch (cmd->cmd) {
	case ETHTOOL_SRXFH:
		rc = bnxt_srxfh(bp, cmd);
		break;

	default:
		rc = -EOPNOTSUPP;
		break;
	}
	return rc;
}
1245

1246
u32 bnxt_get_rxfh_indir_size(struct net_device *dev)
1247
{
1248 1249 1250 1251
	struct bnxt *bp = netdev_priv(dev);

	if (bp->flags & BNXT_FLAG_CHIP_P5)
		return ALIGN(bp->rx_nr_rings, BNXT_RSS_TABLE_ENTRIES_P5);
1252 1253 1254 1255 1256 1257 1258 1259 1260 1261 1262 1263
	return HW_HASH_INDEX_SIZE;
}

static u32 bnxt_get_rxfh_key_size(struct net_device *dev)
{
	return HW_HASH_KEY_SIZE;
}

static int bnxt_get_rxfh(struct net_device *dev, u32 *indir, u8 *key,
			 u8 *hfunc)
{
	struct bnxt *bp = netdev_priv(dev);
1264
	struct bnxt_vnic_info *vnic;
1265
	u32 i, tbl_size;
1266 1267 1268 1269

	if (hfunc)
		*hfunc = ETH_RSS_HASH_TOP;

1270 1271 1272 1273
	if (!bp->vnic_info)
		return 0;

	vnic = &bp->vnic_info[0];
1274 1275 1276 1277
	if (indir && bp->rss_indir_tbl) {
		tbl_size = bnxt_get_rxfh_indir_size(dev);
		for (i = 0; i < tbl_size; i++)
			indir[i] = bp->rss_indir_tbl[i];
1278
	}
1279

1280
	if (key && vnic->rss_hash_key)
1281 1282 1283 1284 1285
		memcpy(key, vnic->rss_hash_key, HW_HASH_KEY_SIZE);

	return 0;
}

1286 1287 1288 1289 1290 1291 1292 1293 1294 1295 1296 1297 1298 1299 1300 1301 1302 1303 1304 1305 1306 1307 1308 1309 1310 1311 1312 1313 1314
static int bnxt_set_rxfh(struct net_device *dev, const u32 *indir,
			 const u8 *key, const u8 hfunc)
{
	struct bnxt *bp = netdev_priv(dev);
	int rc = 0;

	if (hfunc && hfunc != ETH_RSS_HASH_TOP)
		return -EOPNOTSUPP;

	if (key)
		return -EOPNOTSUPP;

	if (indir) {
		u32 i, pad, tbl_size = bnxt_get_rxfh_indir_size(dev);

		for (i = 0; i < tbl_size; i++)
			bp->rss_indir_tbl[i] = indir[i];
		pad = bp->rss_indir_tbl_entries - tbl_size;
		if (pad)
			memset(&bp->rss_indir_tbl[i], 0, pad * sizeof(u16));
	}

	if (netif_running(bp->dev)) {
		bnxt_close_nic(bp, false, false);
		rc = bnxt_open_nic(bp, false, false);
	}
	return rc;
}

1315 1316 1317 1318 1319 1320
static void bnxt_get_drvinfo(struct net_device *dev,
			     struct ethtool_drvinfo *info)
{
	struct bnxt *bp = netdev_priv(dev);

	strlcpy(info->driver, DRV_MODULE_NAME, sizeof(info->driver));
1321
	strlcpy(info->fw_version, bp->fw_ver_str, sizeof(info->fw_version));
1322
	strlcpy(info->bus_info, pci_name(bp->pdev), sizeof(info->bus_info));
1323
	info->n_stats = bnxt_get_num_stats(bp);
1324
	info->testinfo_len = bp->num_tests;
1325 1326 1327 1328 1329 1330
	/* TODO CHIMP_FW: eeprom dump details */
	info->eedump_len = 0;
	/* TODO CHIMP FW: reg dump details */
	info->regdump_len = 0;
}

1331 1332 1333 1334 1335
static int bnxt_get_regs_len(struct net_device *dev)
{
	struct bnxt *bp = netdev_priv(dev);
	int reg_len;

1336 1337 1338
	if (!BNXT_PF(bp))
		return -EOPNOTSUPP;

1339 1340 1341 1342 1343 1344 1345 1346 1347 1348 1349 1350 1351 1352 1353 1354 1355 1356 1357 1358 1359 1360 1361 1362 1363 1364 1365 1366 1367 1368 1369 1370 1371 1372 1373 1374 1375 1376 1377 1378 1379 1380 1381 1382 1383 1384 1385 1386
	reg_len = BNXT_PXP_REG_LEN;

	if (bp->fw_cap & BNXT_FW_CAP_PCIE_STATS_SUPPORTED)
		reg_len += sizeof(struct pcie_ctx_hw_stats);

	return reg_len;
}

static void bnxt_get_regs(struct net_device *dev, struct ethtool_regs *regs,
			  void *_p)
{
	struct pcie_ctx_hw_stats *hw_pcie_stats;
	struct hwrm_pcie_qstats_input req = {0};
	struct bnxt *bp = netdev_priv(dev);
	dma_addr_t hw_pcie_stats_addr;
	int rc;

	regs->version = 0;
	bnxt_dbg_hwrm_rd_reg(bp, 0, BNXT_PXP_REG_LEN / 4, _p);

	if (!(bp->fw_cap & BNXT_FW_CAP_PCIE_STATS_SUPPORTED))
		return;

	hw_pcie_stats = dma_alloc_coherent(&bp->pdev->dev,
					   sizeof(*hw_pcie_stats),
					   &hw_pcie_stats_addr, GFP_KERNEL);
	if (!hw_pcie_stats)
		return;

	regs->version = 1;
	bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_PCIE_QSTATS, -1, -1);
	req.pcie_stat_size = cpu_to_le16(sizeof(*hw_pcie_stats));
	req.pcie_stat_host_addr = cpu_to_le64(hw_pcie_stats_addr);
	mutex_lock(&bp->hwrm_cmd_lock);
	rc = _hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT);
	if (!rc) {
		__le64 *src = (__le64 *)hw_pcie_stats;
		u64 *dst = (u64 *)(_p + BNXT_PXP_REG_LEN);
		int i;

		for (i = 0; i < sizeof(*hw_pcie_stats) / sizeof(__le64); i++)
			dst[i] = le64_to_cpu(src[i]);
	}
	mutex_unlock(&bp->hwrm_cmd_lock);
	dma_free_coherent(&bp->pdev->dev, sizeof(*hw_pcie_stats), hw_pcie_stats,
			  hw_pcie_stats_addr);
}

1387 1388 1389 1390 1391 1392 1393 1394 1395 1396 1397 1398 1399 1400
static void bnxt_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
{
	struct bnxt *bp = netdev_priv(dev);

	wol->supported = 0;
	wol->wolopts = 0;
	memset(&wol->sopass, 0, sizeof(wol->sopass));
	if (bp->flags & BNXT_FLAG_WOL_CAP) {
		wol->supported = WAKE_MAGIC;
		if (bp->wol)
			wol->wolopts = WAKE_MAGIC;
	}
}

1401 1402 1403 1404 1405 1406 1407 1408 1409 1410 1411 1412 1413 1414 1415 1416 1417 1418 1419 1420 1421 1422 1423 1424 1425
static int bnxt_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
{
	struct bnxt *bp = netdev_priv(dev);

	if (wol->wolopts & ~WAKE_MAGIC)
		return -EINVAL;

	if (wol->wolopts & WAKE_MAGIC) {
		if (!(bp->flags & BNXT_FLAG_WOL_CAP))
			return -EINVAL;
		if (!bp->wol) {
			if (bnxt_hwrm_alloc_wol_fltr(bp))
				return -EBUSY;
			bp->wol = 1;
		}
	} else {
		if (bp->wol) {
			if (bnxt_hwrm_free_wol_fltr(bp))
				return -EBUSY;
			bp->wol = 0;
		}
	}
	return 0;
}

M
Michael Chan 已提交
1426
u32 _bnxt_fw_to_ethtool_adv_spds(u16 fw_speeds, u8 fw_pause)
1427 1428 1429 1430 1431 1432 1433 1434 1435 1436 1437 1438 1439 1440
{
	u32 speed_mask = 0;

	/* TODO: support 25GB, 40GB, 50GB with different cable type */
	/* set the advertised speeds */
	if (fw_speeds & BNXT_LINK_SPEED_MSK_100MB)
		speed_mask |= ADVERTISED_100baseT_Full;
	if (fw_speeds & BNXT_LINK_SPEED_MSK_1GB)
		speed_mask |= ADVERTISED_1000baseT_Full;
	if (fw_speeds & BNXT_LINK_SPEED_MSK_2_5GB)
		speed_mask |= ADVERTISED_2500baseX_Full;
	if (fw_speeds & BNXT_LINK_SPEED_MSK_10GB)
		speed_mask |= ADVERTISED_10000baseT_Full;
	if (fw_speeds & BNXT_LINK_SPEED_MSK_40GB)
1441
		speed_mask |= ADVERTISED_40000baseCR4_Full;
1442 1443 1444 1445 1446 1447 1448 1449

	if ((fw_pause & BNXT_LINK_PAUSE_BOTH) == BNXT_LINK_PAUSE_BOTH)
		speed_mask |= ADVERTISED_Pause;
	else if (fw_pause & BNXT_LINK_PAUSE_TX)
		speed_mask |= ADVERTISED_Asym_Pause;
	else if (fw_pause & BNXT_LINK_PAUSE_RX)
		speed_mask |= ADVERTISED_Pause | ADVERTISED_Asym_Pause;

1450 1451 1452
	return speed_mask;
}

1453 1454 1455 1456 1457 1458 1459 1460 1461 1462 1463 1464 1465 1466 1467 1468 1469 1470 1471 1472
#define BNXT_FW_TO_ETHTOOL_SPDS(fw_speeds, fw_pause, lk_ksettings, name)\
{									\
	if ((fw_speeds) & BNXT_LINK_SPEED_MSK_100MB)			\
		ethtool_link_ksettings_add_link_mode(lk_ksettings, name,\
						     100baseT_Full);	\
	if ((fw_speeds) & BNXT_LINK_SPEED_MSK_1GB)			\
		ethtool_link_ksettings_add_link_mode(lk_ksettings, name,\
						     1000baseT_Full);	\
	if ((fw_speeds) & BNXT_LINK_SPEED_MSK_10GB)			\
		ethtool_link_ksettings_add_link_mode(lk_ksettings, name,\
						     10000baseT_Full);	\
	if ((fw_speeds) & BNXT_LINK_SPEED_MSK_25GB)			\
		ethtool_link_ksettings_add_link_mode(lk_ksettings, name,\
						     25000baseCR_Full);	\
	if ((fw_speeds) & BNXT_LINK_SPEED_MSK_40GB)			\
		ethtool_link_ksettings_add_link_mode(lk_ksettings, name,\
						     40000baseCR4_Full);\
	if ((fw_speeds) & BNXT_LINK_SPEED_MSK_50GB)			\
		ethtool_link_ksettings_add_link_mode(lk_ksettings, name,\
						     50000baseCR2_Full);\
1473 1474 1475
	if ((fw_speeds) & BNXT_LINK_SPEED_MSK_100GB)			\
		ethtool_link_ksettings_add_link_mode(lk_ksettings, name,\
						     100000baseCR4_Full);\
1476 1477 1478 1479 1480 1481 1482 1483 1484 1485 1486 1487 1488 1489 1490 1491 1492 1493 1494 1495 1496 1497 1498 1499 1500 1501 1502 1503 1504 1505 1506 1507 1508 1509 1510 1511
	if ((fw_pause) & BNXT_LINK_PAUSE_RX) {				\
		ethtool_link_ksettings_add_link_mode(lk_ksettings, name,\
						     Pause);		\
		if (!((fw_pause) & BNXT_LINK_PAUSE_TX))			\
			ethtool_link_ksettings_add_link_mode(		\
					lk_ksettings, name, Asym_Pause);\
	} else if ((fw_pause) & BNXT_LINK_PAUSE_TX) {			\
		ethtool_link_ksettings_add_link_mode(lk_ksettings, name,\
						     Asym_Pause);	\
	}								\
}

#define BNXT_ETHTOOL_TO_FW_SPDS(fw_speeds, lk_ksettings, name)		\
{									\
	if (ethtool_link_ksettings_test_link_mode(lk_ksettings, name,	\
						  100baseT_Full) ||	\
	    ethtool_link_ksettings_test_link_mode(lk_ksettings, name,	\
						  100baseT_Half))	\
		(fw_speeds) |= BNXT_LINK_SPEED_MSK_100MB;		\
	if (ethtool_link_ksettings_test_link_mode(lk_ksettings, name,	\
						  1000baseT_Full) ||	\
	    ethtool_link_ksettings_test_link_mode(lk_ksettings, name,	\
						  1000baseT_Half))	\
		(fw_speeds) |= BNXT_LINK_SPEED_MSK_1GB;			\
	if (ethtool_link_ksettings_test_link_mode(lk_ksettings, name,	\
						  10000baseT_Full))	\
		(fw_speeds) |= BNXT_LINK_SPEED_MSK_10GB;		\
	if (ethtool_link_ksettings_test_link_mode(lk_ksettings, name,	\
						  25000baseCR_Full))	\
		(fw_speeds) |= BNXT_LINK_SPEED_MSK_25GB;		\
	if (ethtool_link_ksettings_test_link_mode(lk_ksettings, name,	\
						  40000baseCR4_Full))	\
		(fw_speeds) |= BNXT_LINK_SPEED_MSK_40GB;		\
	if (ethtool_link_ksettings_test_link_mode(lk_ksettings, name,	\
						  50000baseCR2_Full))	\
		(fw_speeds) |= BNXT_LINK_SPEED_MSK_50GB;		\
1512 1513 1514
	if (ethtool_link_ksettings_test_link_mode(lk_ksettings, name,	\
						  100000baseCR4_Full))	\
		(fw_speeds) |= BNXT_LINK_SPEED_MSK_100GB;		\
1515 1516
}

1517 1518 1519 1520 1521 1522 1523 1524 1525 1526 1527 1528 1529 1530 1531 1532 1533 1534 1535 1536 1537 1538 1539 1540 1541 1542
#define BNXT_FW_TO_ETHTOOL_PAM4_SPDS(fw_speeds, lk_ksettings, name)	\
{									\
	if ((fw_speeds) & BNXT_LINK_PAM4_SPEED_MSK_50GB)		\
		ethtool_link_ksettings_add_link_mode(lk_ksettings, name,\
						     50000baseCR_Full);	\
	if ((fw_speeds) & BNXT_LINK_PAM4_SPEED_MSK_100GB)		\
		ethtool_link_ksettings_add_link_mode(lk_ksettings, name,\
						     100000baseCR2_Full);\
	if ((fw_speeds) & BNXT_LINK_PAM4_SPEED_MSK_200GB)		\
		ethtool_link_ksettings_add_link_mode(lk_ksettings, name,\
						     200000baseCR4_Full);\
}

#define BNXT_ETHTOOL_TO_FW_PAM4_SPDS(fw_speeds, lk_ksettings, name)	\
{									\
	if (ethtool_link_ksettings_test_link_mode(lk_ksettings, name,	\
						  50000baseCR_Full))	\
		(fw_speeds) |= BNXT_LINK_PAM4_SPEED_MSK_50GB;		\
	if (ethtool_link_ksettings_test_link_mode(lk_ksettings, name,	\
						  100000baseCR2_Full))	\
		(fw_speeds) |= BNXT_LINK_PAM4_SPEED_MSK_100GB;		\
	if (ethtool_link_ksettings_test_link_mode(lk_ksettings, name,	\
						  200000baseCR4_Full))	\
		(fw_speeds) |= BNXT_LINK_PAM4_SPEED_MSK_200GB;		\
}

1543 1544 1545 1546 1547 1548 1549 1550 1551 1552 1553 1554 1555 1556 1557 1558 1559 1560 1561 1562 1563
static void bnxt_fw_to_ethtool_advertised_fec(struct bnxt_link_info *link_info,
				struct ethtool_link_ksettings *lk_ksettings)
{
	u16 fec_cfg = link_info->fec_cfg;

	if ((fec_cfg & BNXT_FEC_NONE) || !(fec_cfg & BNXT_FEC_AUTONEG)) {
		linkmode_set_bit(ETHTOOL_LINK_MODE_FEC_NONE_BIT,
				 lk_ksettings->link_modes.advertising);
		return;
	}
	if (fec_cfg & BNXT_FEC_ENC_BASE_R)
		linkmode_set_bit(ETHTOOL_LINK_MODE_FEC_BASER_BIT,
				 lk_ksettings->link_modes.advertising);
	if (fec_cfg & BNXT_FEC_ENC_RS)
		linkmode_set_bit(ETHTOOL_LINK_MODE_FEC_RS_BIT,
				 lk_ksettings->link_modes.advertising);
	if (fec_cfg & BNXT_FEC_ENC_LLRS)
		linkmode_set_bit(ETHTOOL_LINK_MODE_FEC_LLRS_BIT,
				 lk_ksettings->link_modes.advertising);
}

1564 1565
static void bnxt_fw_to_ethtool_advertised_spds(struct bnxt_link_info *link_info,
				struct ethtool_link_ksettings *lk_ksettings)
1566
{
1567
	u16 fw_speeds = link_info->advertising;
1568 1569 1570 1571 1572
	u8 fw_pause = 0;

	if (link_info->autoneg & BNXT_AUTONEG_FLOW_CTRL)
		fw_pause = link_info->auto_pause_setting;

1573
	BNXT_FW_TO_ETHTOOL_SPDS(fw_speeds, fw_pause, lk_ksettings, advertising);
1574 1575
	fw_speeds = link_info->advertising_pam4;
	BNXT_FW_TO_ETHTOOL_PAM4_SPDS(fw_speeds, lk_ksettings, advertising);
1576
	bnxt_fw_to_ethtool_advertised_fec(link_info, lk_ksettings);
1577 1578
}

1579 1580
static void bnxt_fw_to_ethtool_lp_adv(struct bnxt_link_info *link_info,
				struct ethtool_link_ksettings *lk_ksettings)
1581 1582 1583 1584 1585 1586 1587
{
	u16 fw_speeds = link_info->lp_auto_link_speeds;
	u8 fw_pause = 0;

	if (link_info->autoneg & BNXT_AUTONEG_FLOW_CTRL)
		fw_pause = link_info->lp_pause;

1588 1589
	BNXT_FW_TO_ETHTOOL_SPDS(fw_speeds, fw_pause, lk_ksettings,
				lp_advertising);
1590 1591
	fw_speeds = link_info->lp_auto_pam4_link_speeds;
	BNXT_FW_TO_ETHTOOL_PAM4_SPDS(fw_speeds, lk_ksettings, lp_advertising);
1592 1593
}

1594 1595 1596 1597 1598 1599 1600 1601 1602 1603 1604 1605 1606 1607 1608 1609 1610 1611 1612 1613 1614
static void bnxt_fw_to_ethtool_support_fec(struct bnxt_link_info *link_info,
				struct ethtool_link_ksettings *lk_ksettings)
{
	u16 fec_cfg = link_info->fec_cfg;

	if (fec_cfg & BNXT_FEC_NONE) {
		linkmode_set_bit(ETHTOOL_LINK_MODE_FEC_NONE_BIT,
				 lk_ksettings->link_modes.supported);
		return;
	}
	if (fec_cfg & BNXT_FEC_ENC_BASE_R_CAP)
		linkmode_set_bit(ETHTOOL_LINK_MODE_FEC_BASER_BIT,
				 lk_ksettings->link_modes.supported);
	if (fec_cfg & BNXT_FEC_ENC_RS_CAP)
		linkmode_set_bit(ETHTOOL_LINK_MODE_FEC_RS_BIT,
				 lk_ksettings->link_modes.supported);
	if (fec_cfg & BNXT_FEC_ENC_LLRS_CAP)
		linkmode_set_bit(ETHTOOL_LINK_MODE_FEC_LLRS_BIT,
				 lk_ksettings->link_modes.supported);
}

1615 1616
static void bnxt_fw_to_ethtool_support_spds(struct bnxt_link_info *link_info,
				struct ethtool_link_ksettings *lk_ksettings)
1617 1618 1619
{
	u16 fw_speeds = link_info->support_speeds;

1620
	BNXT_FW_TO_ETHTOOL_SPDS(fw_speeds, 0, lk_ksettings, supported);
1621 1622
	fw_speeds = link_info->support_pam4_speeds;
	BNXT_FW_TO_ETHTOOL_PAM4_SPDS(fw_speeds, lk_ksettings, supported);
1623

1624 1625 1626
	ethtool_link_ksettings_add_link_mode(lk_ksettings, supported, Pause);
	ethtool_link_ksettings_add_link_mode(lk_ksettings, supported,
					     Asym_Pause);
1627

1628 1629
	if (link_info->support_auto_speeds ||
	    link_info->support_pam4_auto_speeds)
1630 1631
		ethtool_link_ksettings_add_link_mode(lk_ksettings, supported,
						     Autoneg);
1632
	bnxt_fw_to_ethtool_support_fec(link_info, lk_ksettings);
1633 1634
}

1635 1636 1637 1638 1639 1640 1641 1642 1643 1644 1645 1646 1647 1648 1649 1650 1651 1652 1653
u32 bnxt_fw_to_ethtool_speed(u16 fw_link_speed)
{
	switch (fw_link_speed) {
	case BNXT_LINK_SPEED_100MB:
		return SPEED_100;
	case BNXT_LINK_SPEED_1GB:
		return SPEED_1000;
	case BNXT_LINK_SPEED_2_5GB:
		return SPEED_2500;
	case BNXT_LINK_SPEED_10GB:
		return SPEED_10000;
	case BNXT_LINK_SPEED_20GB:
		return SPEED_20000;
	case BNXT_LINK_SPEED_25GB:
		return SPEED_25000;
	case BNXT_LINK_SPEED_40GB:
		return SPEED_40000;
	case BNXT_LINK_SPEED_50GB:
		return SPEED_50000;
1654 1655
	case BNXT_LINK_SPEED_100GB:
		return SPEED_100000;
1656 1657 1658 1659 1660
	default:
		return SPEED_UNKNOWN;
	}
}

1661 1662
static int bnxt_get_link_ksettings(struct net_device *dev,
				   struct ethtool_link_ksettings *lk_ksettings)
1663 1664 1665
{
	struct bnxt *bp = netdev_priv(dev);
	struct bnxt_link_info *link_info = &bp->link_info;
1666 1667
	struct ethtool_link_settings *base = &lk_ksettings->base;
	u32 ethtool_speed;
1668

1669
	ethtool_link_ksettings_zero_link_mode(lk_ksettings, supported);
1670
	mutex_lock(&bp->link_lock);
1671
	bnxt_fw_to_ethtool_support_spds(link_info, lk_ksettings);
1672

1673
	ethtool_link_ksettings_zero_link_mode(lk_ksettings, advertising);
1674
	if (link_info->autoneg) {
1675 1676 1677 1678
		bnxt_fw_to_ethtool_advertised_spds(link_info, lk_ksettings);
		ethtool_link_ksettings_add_link_mode(lk_ksettings,
						     advertising, Autoneg);
		base->autoneg = AUTONEG_ENABLE;
1679 1680
		base->duplex = DUPLEX_UNKNOWN;
		if (link_info->phy_link_status == BNXT_LINK_LINK) {
1681
			bnxt_fw_to_ethtool_lp_adv(link_info, lk_ksettings);
1682 1683 1684 1685 1686
			if (link_info->duplex & BNXT_LINK_DUPLEX_FULL)
				base->duplex = DUPLEX_FULL;
			else
				base->duplex = DUPLEX_HALF;
		}
1687
		ethtool_speed = bnxt_fw_to_ethtool_speed(link_info->link_speed);
1688
	} else {
1689
		base->autoneg = AUTONEG_DISABLE;
1690 1691
		ethtool_speed =
			bnxt_fw_to_ethtool_speed(link_info->req_link_speed);
1692
		base->duplex = DUPLEX_HALF;
1693
		if (link_info->req_duplex == BNXT_LINK_DUPLEX_FULL)
1694
			base->duplex = DUPLEX_FULL;
1695
	}
1696
	base->speed = ethtool_speed;
1697

1698
	base->port = PORT_NONE;
1699
	if (link_info->media_type == PORT_PHY_QCFG_RESP_MEDIA_TYPE_TP) {
1700 1701 1702 1703 1704
		base->port = PORT_TP;
		ethtool_link_ksettings_add_link_mode(lk_ksettings, supported,
						     TP);
		ethtool_link_ksettings_add_link_mode(lk_ksettings, advertising,
						     TP);
1705
	} else {
1706 1707 1708 1709
		ethtool_link_ksettings_add_link_mode(lk_ksettings, supported,
						     FIBRE);
		ethtool_link_ksettings_add_link_mode(lk_ksettings, advertising,
						     FIBRE);
1710 1711

		if (link_info->media_type == PORT_PHY_QCFG_RESP_MEDIA_TYPE_DAC)
1712
			base->port = PORT_DA;
1713 1714
		else if (link_info->media_type ==
			 PORT_PHY_QCFG_RESP_MEDIA_TYPE_FIBRE)
1715
			base->port = PORT_FIBRE;
1716
	}
1717
	base->phy_address = link_info->phy_addr;
1718
	mutex_unlock(&bp->link_lock);
1719 1720 1721 1722

	return 0;
}

1723
static int bnxt_force_link_speed(struct net_device *dev, u32 ethtool_speed)
1724
{
1725 1726
	struct bnxt *bp = netdev_priv(dev);
	struct bnxt_link_info *link_info = &bp->link_info;
1727
	u16 support_pam4_spds = link_info->support_pam4_speeds;
1728
	u16 support_spds = link_info->support_speeds;
1729
	u8 sig_mode = BNXT_SIG_MODE_NRZ;
1730
	u16 fw_speed = 0;
1731

1732 1733
	switch (ethtool_speed) {
	case SPEED_100:
1734
		if (support_spds & BNXT_LINK_SPEED_MSK_100MB)
1735
			fw_speed = PORT_PHY_CFG_REQ_FORCE_LINK_SPEED_100MB;
1736
		break;
1737
	case SPEED_1000:
1738
		if (support_spds & BNXT_LINK_SPEED_MSK_1GB)
1739
			fw_speed = PORT_PHY_CFG_REQ_FORCE_LINK_SPEED_1GB;
1740
		break;
1741
	case SPEED_2500:
1742
		if (support_spds & BNXT_LINK_SPEED_MSK_2_5GB)
1743
			fw_speed = PORT_PHY_CFG_REQ_FORCE_LINK_SPEED_2_5GB;
1744
		break;
1745
	case SPEED_10000:
1746
		if (support_spds & BNXT_LINK_SPEED_MSK_10GB)
1747
			fw_speed = PORT_PHY_CFG_REQ_FORCE_LINK_SPEED_10GB;
1748
		break;
1749
	case SPEED_20000:
1750
		if (support_spds & BNXT_LINK_SPEED_MSK_20GB)
1751
			fw_speed = PORT_PHY_CFG_REQ_FORCE_LINK_SPEED_20GB;
1752
		break;
1753
	case SPEED_25000:
1754
		if (support_spds & BNXT_LINK_SPEED_MSK_25GB)
1755
			fw_speed = PORT_PHY_CFG_REQ_FORCE_LINK_SPEED_25GB;
1756
		break;
1757
	case SPEED_40000:
1758
		if (support_spds & BNXT_LINK_SPEED_MSK_40GB)
1759
			fw_speed = PORT_PHY_CFG_REQ_FORCE_LINK_SPEED_40GB;
1760
		break;
1761
	case SPEED_50000:
1762
		if (support_spds & BNXT_LINK_SPEED_MSK_50GB) {
1763
			fw_speed = PORT_PHY_CFG_REQ_FORCE_LINK_SPEED_50GB;
1764 1765 1766 1767
		} else if (support_pam4_spds & BNXT_LINK_PAM4_SPEED_MSK_50GB) {
			fw_speed = PORT_PHY_CFG_REQ_FORCE_PAM4_LINK_SPEED_50GB;
			sig_mode = BNXT_SIG_MODE_PAM4;
		}
1768
		break;
1769
	case SPEED_100000:
1770
		if (support_spds & BNXT_LINK_SPEED_MSK_100GB) {
1771
			fw_speed = PORT_PHY_CFG_REQ_FORCE_LINK_SPEED_100GB;
1772 1773 1774 1775 1776 1777 1778 1779 1780 1781
		} else if (support_pam4_spds & BNXT_LINK_PAM4_SPEED_MSK_100GB) {
			fw_speed = PORT_PHY_CFG_REQ_FORCE_PAM4_LINK_SPEED_100GB;
			sig_mode = BNXT_SIG_MODE_PAM4;
		}
		break;
	case SPEED_200000:
		if (support_pam4_spds & BNXT_LINK_PAM4_SPEED_MSK_200GB) {
			fw_speed = PORT_PHY_CFG_REQ_FORCE_PAM4_LINK_SPEED_200GB;
			sig_mode = BNXT_SIG_MODE_PAM4;
		}
1782
		break;
1783 1784 1785
	}

	if (!fw_speed) {
1786
		netdev_err(dev, "unsupported speed!\n");
1787
		return -EINVAL;
1788
	}
1789

1790 1791 1792 1793 1794
	if (link_info->req_link_speed == fw_speed &&
	    link_info->req_signal_mode == sig_mode &&
	    link_info->autoneg == 0)
		return -EALREADY;

1795
	link_info->req_link_speed = fw_speed;
1796
	link_info->req_signal_mode = sig_mode;
1797 1798 1799
	link_info->req_duplex = BNXT_LINK_DUPLEX_FULL;
	link_info->autoneg = 0;
	link_info->advertising = 0;
1800
	link_info->advertising_pam4 = 0;
1801 1802

	return 0;
1803 1804
}

M
Michael Chan 已提交
1805
u16 bnxt_get_fw_auto_link_speeds(u32 advertising)
1806 1807 1808 1809 1810 1811 1812 1813 1814 1815 1816 1817 1818 1819 1820
{
	u16 fw_speed_mask = 0;

	/* only support autoneg at speed 100, 1000, and 10000 */
	if (advertising & (ADVERTISED_100baseT_Full |
			   ADVERTISED_100baseT_Half)) {
		fw_speed_mask |= BNXT_LINK_SPEED_MSK_100MB;
	}
	if (advertising & (ADVERTISED_1000baseT_Full |
			   ADVERTISED_1000baseT_Half)) {
		fw_speed_mask |= BNXT_LINK_SPEED_MSK_1GB;
	}
	if (advertising & ADVERTISED_10000baseT_Full)
		fw_speed_mask |= BNXT_LINK_SPEED_MSK_10GB;

1821 1822 1823
	if (advertising & ADVERTISED_40000baseCR4_Full)
		fw_speed_mask |= BNXT_LINK_SPEED_MSK_40GB;

1824 1825 1826
	return fw_speed_mask;
}

1827 1828
static int bnxt_set_link_ksettings(struct net_device *dev,
			   const struct ethtool_link_ksettings *lk_ksettings)
1829 1830 1831
{
	struct bnxt *bp = netdev_priv(dev);
	struct bnxt_link_info *link_info = &bp->link_info;
1832
	const struct ethtool_link_settings *base = &lk_ksettings->base;
1833
	bool set_pause = false;
1834
	u32 speed;
1835
	int rc = 0;
1836

1837
	if (!BNXT_PHY_CFG_ABLE(bp))
1838
		return -EOPNOTSUPP;
1839

1840
	mutex_lock(&bp->link_lock);
1841
	if (base->autoneg == AUTONEG_ENABLE) {
1842 1843 1844
		link_info->advertising = 0;
		link_info->advertising_pam4 = 0;
		BNXT_ETHTOOL_TO_FW_SPDS(link_info->advertising, lk_ksettings,
1845
					advertising);
1846 1847
		BNXT_ETHTOOL_TO_FW_PAM4_SPDS(link_info->advertising_pam4,
					     lk_ksettings, advertising);
1848
		link_info->autoneg |= BNXT_AUTONEG_SPEED;
1849
		if (!link_info->advertising && !link_info->advertising_pam4) {
1850
			link_info->advertising = link_info->support_auto_speeds;
1851 1852 1853
			link_info->advertising_pam4 =
				link_info->support_pam4_auto_speeds;
		}
1854 1855 1856 1857 1858
		/* any change to autoneg will cause link change, therefore the
		 * driver should put back the original pause setting in autoneg
		 */
		set_pause = true;
	} else {
1859
		u8 phy_type = link_info->phy_type;
1860

1861 1862 1863 1864 1865 1866 1867
		if (phy_type == PORT_PHY_QCFG_RESP_PHY_TYPE_BASET  ||
		    phy_type == PORT_PHY_QCFG_RESP_PHY_TYPE_BASETE ||
		    link_info->media_type == PORT_PHY_QCFG_RESP_MEDIA_TYPE_TP) {
			netdev_err(dev, "10GBase-T devices must autoneg\n");
			rc = -EINVAL;
			goto set_setting_exit;
		}
1868
		if (base->duplex == DUPLEX_HALF) {
1869 1870 1871 1872
			netdev_err(dev, "HALF DUPLEX is not supported!\n");
			rc = -EINVAL;
			goto set_setting_exit;
		}
1873
		speed = base->speed;
1874
		rc = bnxt_force_link_speed(dev, speed);
1875 1876 1877
		if (rc) {
			if (rc == -EALREADY)
				rc = 0;
1878
			goto set_setting_exit;
1879
		}
1880 1881 1882
	}

	if (netif_running(dev))
M
Michael Chan 已提交
1883
		rc = bnxt_hwrm_set_link_setting(bp, set_pause, false);
1884 1885

set_setting_exit:
1886
	mutex_unlock(&bp->link_lock);
1887 1888 1889
	return rc;
}

1890 1891 1892 1893 1894 1895 1896 1897 1898 1899 1900 1901 1902 1903 1904 1905 1906 1907 1908 1909 1910 1911 1912 1913 1914 1915 1916 1917 1918 1919 1920 1921 1922 1923 1924 1925 1926 1927 1928 1929 1930 1931 1932
static int bnxt_get_fecparam(struct net_device *dev,
			     struct ethtool_fecparam *fec)
{
	struct bnxt *bp = netdev_priv(dev);
	struct bnxt_link_info *link_info;
	u8 active_fec;
	u16 fec_cfg;

	link_info = &bp->link_info;
	fec_cfg = link_info->fec_cfg;
	active_fec = link_info->active_fec_sig_mode &
		     PORT_PHY_QCFG_RESP_ACTIVE_FEC_MASK;
	if (fec_cfg & BNXT_FEC_NONE) {
		fec->fec = ETHTOOL_FEC_NONE;
		fec->active_fec = ETHTOOL_FEC_NONE;
		return 0;
	}
	if (fec_cfg & BNXT_FEC_AUTONEG)
		fec->fec |= ETHTOOL_FEC_AUTO;
	if (fec_cfg & BNXT_FEC_ENC_BASE_R)
		fec->fec |= ETHTOOL_FEC_BASER;
	if (fec_cfg & BNXT_FEC_ENC_RS)
		fec->fec |= ETHTOOL_FEC_RS;
	if (fec_cfg & BNXT_FEC_ENC_LLRS)
		fec->fec |= ETHTOOL_FEC_LLRS;

	switch (active_fec) {
	case PORT_PHY_QCFG_RESP_ACTIVE_FEC_FEC_CLAUSE74_ACTIVE:
		fec->active_fec |= ETHTOOL_FEC_BASER;
		break;
	case PORT_PHY_QCFG_RESP_ACTIVE_FEC_FEC_CLAUSE91_ACTIVE:
	case PORT_PHY_QCFG_RESP_ACTIVE_FEC_FEC_RS544_1XN_ACTIVE:
	case PORT_PHY_QCFG_RESP_ACTIVE_FEC_FEC_RS544_IEEE_ACTIVE:
		fec->active_fec |= ETHTOOL_FEC_RS;
		break;
	case PORT_PHY_QCFG_RESP_ACTIVE_FEC_FEC_RS272_1XN_ACTIVE:
	case PORT_PHY_QCFG_RESP_ACTIVE_FEC_FEC_RS272_IEEE_ACTIVE:
		fec->active_fec |= ETHTOOL_FEC_LLRS;
		break;
	}
	return 0;
}

1933 1934 1935 1936 1937 1938 1939 1940 1941 1942 1943 1944 1945 1946
static void bnxt_get_fec_stats(struct net_device *dev,
			       struct ethtool_fec_stats *fec_stats)
{
	struct bnxt *bp = netdev_priv(dev);
	u64 *rx;

	if (BNXT_VF(bp) || !(bp->flags & BNXT_FLAG_PORT_STATS_EXT))
		return;

	rx = bp->rx_port_stats_ext.sw_stats;
	fec_stats->corrected_bits.total =
		*(rx + BNXT_RX_STATS_EXT_OFFSET(rx_corrected_bits));
}

1947 1948 1949 1950 1951 1952 1953 1954 1955 1956 1957 1958 1959 1960 1961 1962 1963 1964 1965 1966 1967 1968 1969 1970 1971 1972 1973 1974 1975 1976 1977 1978 1979 1980 1981 1982 1983 1984 1985 1986 1987 1988 1989 1990 1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007
static u32 bnxt_ethtool_forced_fec_to_fw(struct bnxt_link_info *link_info,
					 u32 fec)
{
	u32 fw_fec = PORT_PHY_CFG_REQ_FLAGS_FEC_AUTONEG_DISABLE;

	if (fec & ETHTOOL_FEC_BASER)
		fw_fec |= BNXT_FEC_BASE_R_ON(link_info);
	else if (fec & ETHTOOL_FEC_RS)
		fw_fec |= BNXT_FEC_RS_ON(link_info);
	else if (fec & ETHTOOL_FEC_LLRS)
		fw_fec |= BNXT_FEC_LLRS_ON;
	return fw_fec;
}

static int bnxt_set_fecparam(struct net_device *dev,
			     struct ethtool_fecparam *fecparam)
{
	struct hwrm_port_phy_cfg_input req = {0};
	struct bnxt *bp = netdev_priv(dev);
	struct bnxt_link_info *link_info;
	u32 new_cfg, fec = fecparam->fec;
	u16 fec_cfg;
	int rc;

	link_info = &bp->link_info;
	fec_cfg = link_info->fec_cfg;
	if (fec_cfg & BNXT_FEC_NONE)
		return -EOPNOTSUPP;

	if (fec & ETHTOOL_FEC_OFF) {
		new_cfg = PORT_PHY_CFG_REQ_FLAGS_FEC_AUTONEG_DISABLE |
			  BNXT_FEC_ALL_OFF(link_info);
		goto apply_fec;
	}
	if (((fec & ETHTOOL_FEC_AUTO) && !(fec_cfg & BNXT_FEC_AUTONEG_CAP)) ||
	    ((fec & ETHTOOL_FEC_RS) && !(fec_cfg & BNXT_FEC_ENC_RS_CAP)) ||
	    ((fec & ETHTOOL_FEC_LLRS) && !(fec_cfg & BNXT_FEC_ENC_LLRS_CAP)) ||
	    ((fec & ETHTOOL_FEC_BASER) && !(fec_cfg & BNXT_FEC_ENC_BASE_R_CAP)))
		return -EINVAL;

	if (fec & ETHTOOL_FEC_AUTO) {
		if (!link_info->autoneg)
			return -EINVAL;
		new_cfg = PORT_PHY_CFG_REQ_FLAGS_FEC_AUTONEG_ENABLE;
	} else {
		new_cfg = bnxt_ethtool_forced_fec_to_fw(link_info, fec);
	}

apply_fec:
	bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_PORT_PHY_CFG, -1, -1);
	req.flags = cpu_to_le32(new_cfg | PORT_PHY_CFG_REQ_FLAGS_RESET_PHY);
	rc = hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT);
	/* update current settings */
	if (!rc) {
		mutex_lock(&bp->link_lock);
		bnxt_update_link(bp, false);
		mutex_unlock(&bp->link_lock);
	}
	return rc;
}

2008 2009 2010 2011 2012 2013 2014 2015
static void bnxt_get_pauseparam(struct net_device *dev,
				struct ethtool_pauseparam *epause)
{
	struct bnxt *bp = netdev_priv(dev);
	struct bnxt_link_info *link_info = &bp->link_info;

	if (BNXT_VF(bp))
		return;
2016
	epause->autoneg = !!(link_info->autoneg & BNXT_AUTONEG_FLOW_CTRL);
2017 2018
	epause->rx_pause = !!(link_info->req_flow_ctrl & BNXT_LINK_PAUSE_RX);
	epause->tx_pause = !!(link_info->req_flow_ctrl & BNXT_LINK_PAUSE_TX);
2019 2020
}

J
Jakub Kicinski 已提交
2021 2022 2023 2024 2025 2026 2027 2028 2029 2030 2031 2032 2033 2034 2035 2036
static void bnxt_get_pause_stats(struct net_device *dev,
				 struct ethtool_pause_stats *epstat)
{
	struct bnxt *bp = netdev_priv(dev);
	u64 *rx, *tx;

	if (BNXT_VF(bp) || !(bp->flags & BNXT_FLAG_PORT_STATS))
		return;

	rx = bp->port_stats.sw_stats;
	tx = bp->port_stats.sw_stats + BNXT_TX_PORT_STATS_BYTE_OFFSET / 8;

	epstat->rx_pause_frames = BNXT_GET_RX_PORT_STATS64(rx, rx_pause_frames);
	epstat->tx_pause_frames = BNXT_GET_TX_PORT_STATS64(tx, tx_pause_frames);
}

2037 2038 2039 2040 2041 2042 2043
static int bnxt_set_pauseparam(struct net_device *dev,
			       struct ethtool_pauseparam *epause)
{
	int rc = 0;
	struct bnxt *bp = netdev_priv(dev);
	struct bnxt_link_info *link_info = &bp->link_info;

2044
	if (!BNXT_PHY_CFG_ABLE(bp))
2045
		return -EOPNOTSUPP;
2046

2047
	mutex_lock(&bp->link_lock);
2048
	if (epause->autoneg) {
2049 2050 2051 2052
		if (!(link_info->autoneg & BNXT_AUTONEG_SPEED)) {
			rc = -EINVAL;
			goto pause_exit;
		}
2053

2054
		link_info->autoneg |= BNXT_AUTONEG_FLOW_CTRL;
2055 2056 2057
		if (bp->hwrm_spec_code >= 0x10201)
			link_info->req_flow_ctrl =
				PORT_PHY_CFG_REQ_AUTO_PAUSE_AUTONEG_PAUSE;
2058 2059 2060 2061 2062 2063 2064
	} else {
		/* when transition from auto pause to force pause,
		 * force a link change
		 */
		if (link_info->autoneg & BNXT_AUTONEG_FLOW_CTRL)
			link_info->force_link_chng = true;
		link_info->autoneg &= ~BNXT_AUTONEG_FLOW_CTRL;
2065
		link_info->req_flow_ctrl = 0;
2066 2067 2068 2069 2070 2071 2072
	}
	if (epause->rx_pause)
		link_info->req_flow_ctrl |= BNXT_LINK_PAUSE_RX;

	if (epause->tx_pause)
		link_info->req_flow_ctrl |= BNXT_LINK_PAUSE_TX;

2073
	if (netif_running(dev))
2074
		rc = bnxt_hwrm_set_pause(bp);
2075 2076 2077

pause_exit:
	mutex_unlock(&bp->link_lock);
2078 2079 2080 2081 2082 2083 2084 2085 2086 2087 2088
	return rc;
}

static u32 bnxt_get_link(struct net_device *dev)
{
	struct bnxt *bp = netdev_priv(dev);

	/* TODO: handle MF, VF, driver close case */
	return bp->link_info.link_up;
}

2089 2090 2091 2092 2093 2094 2095
int bnxt_hwrm_nvm_get_dev_info(struct bnxt *bp,
			       struct hwrm_nvm_get_dev_info_output *nvm_dev_info)
{
	struct hwrm_nvm_get_dev_info_output *resp = bp->hwrm_cmd_resp_addr;
	struct hwrm_nvm_get_dev_info_input req = {0};
	int rc;

2096 2097 2098
	if (BNXT_VF(bp))
		return -EOPNOTSUPP;

2099 2100 2101 2102 2103 2104 2105 2106 2107
	bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_NVM_GET_DEV_INFO, -1, -1);
	mutex_lock(&bp->hwrm_cmd_lock);
	rc = _hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT);
	if (!rc)
		memcpy(nvm_dev_info, resp, sizeof(*resp));
	mutex_unlock(&bp->hwrm_cmd_lock);
	return rc;
}

2108 2109 2110 2111 2112
static void bnxt_print_admin_err(struct bnxt *bp)
{
	netdev_info(bp->dev, "PF does not have admin privileges to flash or reset the device\n");
}

2113 2114 2115 2116
static int bnxt_find_nvram_item(struct net_device *dev, u16 type, u16 ordinal,
				u16 ext, u16 *index, u32 *item_length,
				u32 *data_length);

P
Pavan Chebbi 已提交
2117 2118 2119 2120
static int __bnxt_flash_nvram(struct net_device *dev, u16 dir_type,
			      u16 dir_ordinal, u16 dir_ext, u16 dir_attr,
			      u32 dir_item_len, const u8 *data,
			      size_t data_len)
2121 2122 2123 2124 2125
{
	struct bnxt *bp = netdev_priv(dev);
	int rc;
	struct hwrm_nvm_write_input req = {0};
	dma_addr_t dma_handle;
P
Pavan Chebbi 已提交
2126
	u8 *kmem = NULL;
2127 2128 2129 2130 2131 2132 2133

	bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_NVM_WRITE, -1, -1);

	req.dir_type = cpu_to_le16(dir_type);
	req.dir_ordinal = cpu_to_le16(dir_ordinal);
	req.dir_ext = cpu_to_le16(dir_ext);
	req.dir_attr = cpu_to_le16(dir_attr);
P
Pavan Chebbi 已提交
2134 2135 2136 2137 2138 2139 2140 2141 2142 2143 2144
	req.dir_item_length = cpu_to_le32(dir_item_len);
	if (data_len && data) {
		req.dir_data_length = cpu_to_le32(data_len);

		kmem = dma_alloc_coherent(&bp->pdev->dev, data_len, &dma_handle,
					  GFP_KERNEL);
		if (!kmem)
			return -ENOMEM;

		memcpy(kmem, data, data_len);
		req.host_src_addr = cpu_to_le64(dma_handle);
2145 2146
	}

P
Pavan Chebbi 已提交
2147 2148 2149
	rc = _hwrm_send_message(bp, &req, sizeof(req), FLASH_NVRAM_TIMEOUT);
	if (kmem)
		dma_free_coherent(&bp->pdev->dev, data_len, kmem, dma_handle);
2150

2151
	if (rc == -EACCES)
2152
		bnxt_print_admin_err(bp);
2153 2154 2155
	return rc;
}

P
Pavan Chebbi 已提交
2156 2157 2158 2159 2160 2161 2162 2163 2164 2165 2166 2167 2168 2169
static int bnxt_flash_nvram(struct net_device *dev, u16 dir_type,
			    u16 dir_ordinal, u16 dir_ext, u16 dir_attr,
			    const u8 *data, size_t data_len)
{
	struct bnxt *bp = netdev_priv(dev);
	int rc;

	mutex_lock(&bp->hwrm_cmd_lock);
	rc = __bnxt_flash_nvram(dev, dir_type, dir_ordinal, dir_ext, dir_attr,
				0, data, data_len);
	mutex_unlock(&bp->hwrm_cmd_lock);
	return rc;
}

2170 2171
static int bnxt_hwrm_firmware_reset(struct net_device *dev, u8 proc_type,
				    u8 self_reset, u8 flags)
2172 2173
{
	struct hwrm_fw_reset_input req = {0};
2174 2175
	struct bnxt *bp = netdev_priv(dev);
	int rc;
2176 2177 2178

	bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_FW_RESET, -1, -1);

2179 2180 2181 2182
	req.embedded_proc_type = proc_type;
	req.selfrst_status = self_reset;
	req.flags = flags;

2183 2184 2185 2186 2187 2188 2189 2190
	if (proc_type == FW_RESET_REQ_EMBEDDED_PROC_TYPE_AP) {
		rc = hwrm_send_message_silent(bp, &req, sizeof(req),
					      HWRM_CMD_TIMEOUT);
	} else {
		rc = hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT);
		if (rc == -EACCES)
			bnxt_print_admin_err(bp);
	}
2191 2192 2193
	return rc;
}

2194 2195
static int bnxt_firmware_reset(struct net_device *dev,
			       enum bnxt_nvm_directory_type dir_type)
2196 2197 2198 2199
{
	u8 self_reset = FW_RESET_REQ_SELFRST_STATUS_SELFRSTNONE;
	u8 proc_type, flags = 0;

2200 2201 2202 2203 2204 2205
	/* TODO: Address self-reset of APE/KONG/BONO/TANG or ungraceful reset */
	/*       (e.g. when firmware isn't already running) */
	switch (dir_type) {
	case BNX_DIR_TYPE_CHIMP_PATCH:
	case BNX_DIR_TYPE_BOOTCODE:
	case BNX_DIR_TYPE_BOOTCODE_2:
2206
		proc_type = FW_RESET_REQ_EMBEDDED_PROC_TYPE_BOOT;
2207
		/* Self-reset ChiMP upon next PCIe reset: */
2208
		self_reset = FW_RESET_REQ_SELFRST_STATUS_SELFRSTPCIERST;
2209 2210 2211
		break;
	case BNX_DIR_TYPE_APE_FW:
	case BNX_DIR_TYPE_APE_PATCH:
2212
		proc_type = FW_RESET_REQ_EMBEDDED_PROC_TYPE_MGMT;
2213
		/* Self-reset APE upon next PCIe reset: */
2214
		self_reset = FW_RESET_REQ_SELFRST_STATUS_SELFRSTPCIERST;
2215 2216 2217
		break;
	case BNX_DIR_TYPE_KONG_FW:
	case BNX_DIR_TYPE_KONG_PATCH:
2218
		proc_type = FW_RESET_REQ_EMBEDDED_PROC_TYPE_NETCTRL;
2219 2220 2221
		break;
	case BNX_DIR_TYPE_BONO_FW:
	case BNX_DIR_TYPE_BONO_PATCH:
2222
		proc_type = FW_RESET_REQ_EMBEDDED_PROC_TYPE_ROCE;
2223 2224 2225 2226 2227
		break;
	default:
		return -EINVAL;
	}

2228
	return bnxt_hwrm_firmware_reset(dev, proc_type, self_reset, flags);
2229 2230
}

2231 2232 2233 2234 2235 2236 2237 2238 2239 2240 2241 2242 2243 2244 2245 2246 2247 2248 2249 2250 2251
static int bnxt_firmware_reset_chip(struct net_device *dev)
{
	struct bnxt *bp = netdev_priv(dev);
	u8 flags = 0;

	if (bp->fw_cap & BNXT_FW_CAP_HOT_RESET)
		flags = FW_RESET_REQ_FLAGS_RESET_GRACEFUL;

	return bnxt_hwrm_firmware_reset(dev,
					FW_RESET_REQ_EMBEDDED_PROC_TYPE_CHIP,
					FW_RESET_REQ_SELFRST_STATUS_SELFRSTASAP,
					flags);
}

static int bnxt_firmware_reset_ap(struct net_device *dev)
{
	return bnxt_hwrm_firmware_reset(dev, FW_RESET_REQ_EMBEDDED_PROC_TYPE_AP,
					FW_RESET_REQ_SELFRST_STATUS_SELFRSTNONE,
					0);
}

2252 2253 2254 2255 2256 2257 2258 2259 2260 2261 2262 2263 2264 2265 2266 2267
static int bnxt_flash_firmware(struct net_device *dev,
			       u16 dir_type,
			       const u8 *fw_data,
			       size_t fw_size)
{
	int	rc = 0;
	u16	code_type;
	u32	stored_crc;
	u32	calculated_crc;
	struct bnxt_fw_header *header = (struct bnxt_fw_header *)fw_data;

	switch (dir_type) {
	case BNX_DIR_TYPE_BOOTCODE:
	case BNX_DIR_TYPE_BOOTCODE_2:
		code_type = CODE_BOOT;
		break;
2268 2269 2270
	case BNX_DIR_TYPE_CHIMP_PATCH:
		code_type = CODE_CHIMP_PATCH;
		break;
2271 2272 2273
	case BNX_DIR_TYPE_APE_FW:
		code_type = CODE_MCTP_PASSTHRU;
		break;
2274 2275 2276 2277 2278 2279 2280 2281 2282 2283 2284 2285 2286 2287 2288
	case BNX_DIR_TYPE_APE_PATCH:
		code_type = CODE_APE_PATCH;
		break;
	case BNX_DIR_TYPE_KONG_FW:
		code_type = CODE_KONG_FW;
		break;
	case BNX_DIR_TYPE_KONG_PATCH:
		code_type = CODE_KONG_PATCH;
		break;
	case BNX_DIR_TYPE_BONO_FW:
		code_type = CODE_BONO_FW;
		break;
	case BNX_DIR_TYPE_BONO_PATCH:
		code_type = CODE_BONO_PATCH;
		break;
2289 2290 2291 2292 2293 2294 2295 2296 2297 2298 2299 2300 2301 2302 2303 2304 2305 2306 2307 2308 2309 2310 2311 2312 2313 2314 2315 2316 2317 2318 2319 2320 2321 2322 2323 2324 2325
	default:
		netdev_err(dev, "Unsupported directory entry type: %u\n",
			   dir_type);
		return -EINVAL;
	}
	if (fw_size < sizeof(struct bnxt_fw_header)) {
		netdev_err(dev, "Invalid firmware file size: %u\n",
			   (unsigned int)fw_size);
		return -EINVAL;
	}
	if (header->signature != cpu_to_le32(BNXT_FIRMWARE_BIN_SIGNATURE)) {
		netdev_err(dev, "Invalid firmware signature: %08X\n",
			   le32_to_cpu(header->signature));
		return -EINVAL;
	}
	if (header->code_type != code_type) {
		netdev_err(dev, "Expected firmware type: %d, read: %d\n",
			   code_type, header->code_type);
		return -EINVAL;
	}
	if (header->device != DEVICE_CUMULUS_FAMILY) {
		netdev_err(dev, "Expected firmware device family %d, read: %d\n",
			   DEVICE_CUMULUS_FAMILY, header->device);
		return -EINVAL;
	}
	/* Confirm the CRC32 checksum of the file: */
	stored_crc = le32_to_cpu(*(__le32 *)(fw_data + fw_size -
					     sizeof(stored_crc)));
	calculated_crc = ~crc32(~0, fw_data, fw_size - sizeof(stored_crc));
	if (calculated_crc != stored_crc) {
		netdev_err(dev, "Firmware file CRC32 checksum (%08lX) does not match calculated checksum (%08lX)\n",
			   (unsigned long)stored_crc,
			   (unsigned long)calculated_crc);
		return -EINVAL;
	}
	rc = bnxt_flash_nvram(dev, dir_type, BNX_DIR_ORDINAL_FIRST,
			      0, 0, fw_data, fw_size);
2326 2327 2328
	if (rc == 0)	/* Firmware update successful */
		rc = bnxt_firmware_reset(dev, dir_type);

2329 2330 2331
	return rc;
}

2332 2333 2334 2335 2336 2337 2338 2339 2340 2341 2342 2343 2344 2345 2346 2347 2348 2349 2350 2351 2352 2353 2354 2355 2356 2357 2358 2359 2360 2361 2362 2363 2364 2365 2366 2367 2368 2369 2370 2371 2372 2373 2374 2375 2376 2377 2378 2379 2380 2381 2382
static int bnxt_flash_microcode(struct net_device *dev,
				u16 dir_type,
				const u8 *fw_data,
				size_t fw_size)
{
	struct bnxt_ucode_trailer *trailer;
	u32 calculated_crc;
	u32 stored_crc;
	int rc = 0;

	if (fw_size < sizeof(struct bnxt_ucode_trailer)) {
		netdev_err(dev, "Invalid microcode file size: %u\n",
			   (unsigned int)fw_size);
		return -EINVAL;
	}
	trailer = (struct bnxt_ucode_trailer *)(fw_data + (fw_size -
						sizeof(*trailer)));
	if (trailer->sig != cpu_to_le32(BNXT_UCODE_TRAILER_SIGNATURE)) {
		netdev_err(dev, "Invalid microcode trailer signature: %08X\n",
			   le32_to_cpu(trailer->sig));
		return -EINVAL;
	}
	if (le16_to_cpu(trailer->dir_type) != dir_type) {
		netdev_err(dev, "Expected microcode type: %d, read: %d\n",
			   dir_type, le16_to_cpu(trailer->dir_type));
		return -EINVAL;
	}
	if (le16_to_cpu(trailer->trailer_length) <
		sizeof(struct bnxt_ucode_trailer)) {
		netdev_err(dev, "Invalid microcode trailer length: %d\n",
			   le16_to_cpu(trailer->trailer_length));
		return -EINVAL;
	}

	/* Confirm the CRC32 checksum of the file: */
	stored_crc = le32_to_cpu(*(__le32 *)(fw_data + fw_size -
					     sizeof(stored_crc)));
	calculated_crc = ~crc32(~0, fw_data, fw_size - sizeof(stored_crc));
	if (calculated_crc != stored_crc) {
		netdev_err(dev,
			   "CRC32 (%08lX) does not match calculated: %08lX\n",
			   (unsigned long)stored_crc,
			   (unsigned long)calculated_crc);
		return -EINVAL;
	}
	rc = bnxt_flash_nvram(dev, dir_type, BNX_DIR_ORDINAL_FIRST,
			      0, 0, fw_data, fw_size);

	return rc;
}

2383 2384 2385 2386 2387 2388 2389 2390 2391 2392
static bool bnxt_dir_type_is_ape_bin_format(u16 dir_type)
{
	switch (dir_type) {
	case BNX_DIR_TYPE_CHIMP_PATCH:
	case BNX_DIR_TYPE_BOOTCODE:
	case BNX_DIR_TYPE_BOOTCODE_2:
	case BNX_DIR_TYPE_APE_FW:
	case BNX_DIR_TYPE_APE_PATCH:
	case BNX_DIR_TYPE_KONG_FW:
	case BNX_DIR_TYPE_KONG_PATCH:
2393 2394
	case BNX_DIR_TYPE_BONO_FW:
	case BNX_DIR_TYPE_BONO_PATCH:
2395 2396 2397 2398 2399 2400
		return true;
	}

	return false;
}

2401
static bool bnxt_dir_type_is_other_exec_format(u16 dir_type)
2402 2403 2404 2405 2406 2407 2408 2409 2410 2411 2412 2413 2414 2415 2416 2417 2418 2419 2420 2421
{
	switch (dir_type) {
	case BNX_DIR_TYPE_AVS:
	case BNX_DIR_TYPE_EXP_ROM_MBA:
	case BNX_DIR_TYPE_PCIE:
	case BNX_DIR_TYPE_TSCF_UCODE:
	case BNX_DIR_TYPE_EXT_PHY:
	case BNX_DIR_TYPE_CCM:
	case BNX_DIR_TYPE_ISCSI_BOOT:
	case BNX_DIR_TYPE_ISCSI_BOOT_IPV6:
	case BNX_DIR_TYPE_ISCSI_BOOT_IPV4N6:
		return true;
	}

	return false;
}

static bool bnxt_dir_type_is_executable(u16 dir_type)
{
	return bnxt_dir_type_is_ape_bin_format(dir_type) ||
2422
		bnxt_dir_type_is_other_exec_format(dir_type);
2423 2424 2425 2426 2427 2428 2429 2430 2431 2432 2433 2434 2435 2436 2437
}

static int bnxt_flash_firmware_from_file(struct net_device *dev,
					 u16 dir_type,
					 const char *filename)
{
	const struct firmware  *fw;
	int			rc;

	rc = request_firmware(&fw, filename, &dev->dev);
	if (rc != 0) {
		netdev_err(dev, "Error %d requesting firmware file: %s\n",
			   rc, filename);
		return rc;
	}
2438
	if (bnxt_dir_type_is_ape_bin_format(dir_type))
2439
		rc = bnxt_flash_firmware(dev, dir_type, fw->data, fw->size);
2440
	else if (bnxt_dir_type_is_other_exec_format(dir_type))
2441
		rc = bnxt_flash_microcode(dev, dir_type, fw->data, fw->size);
2442 2443 2444 2445 2446 2447 2448
	else
		rc = bnxt_flash_nvram(dev, dir_type, BNX_DIR_ORDINAL_FIRST,
				      0, 0, fw->data, fw->size);
	release_firmware(fw);
	return rc;
}

2449 2450 2451 2452
#define BNXT_PKG_DMA_SIZE	0x40000
#define BNXT_NVM_MORE_FLAG	(cpu_to_le16(NVM_MODIFY_REQ_FLAGS_BATCH_MODE))
#define BNXT_NVM_LAST_FLAG	(cpu_to_le16(NVM_MODIFY_REQ_FLAGS_BATCH_LAST))

2453 2454
int bnxt_flash_package_from_fw_obj(struct net_device *dev, const struct firmware *fw,
				   u32 install_type)
2455
{
2456
	struct hwrm_nvm_install_update_input install = {0};
2457 2458 2459
	struct hwrm_nvm_install_update_output resp = {0};
	struct hwrm_nvm_modify_input modify = {0};
	struct bnxt *bp = netdev_priv(dev);
2460
	bool defrag_attempted = false;
2461 2462
	dma_addr_t dma_handle;
	u8 *kmem = NULL;
2463
	u32 modify_len;
2464
	u32 item_len;
2465
	int rc = 0;
2466 2467 2468 2469
	u16 index;

	bnxt_hwrm_fw_set_time(bp);

2470 2471
	bnxt_hwrm_cmd_hdr_init(bp, &modify, HWRM_NVM_MODIFY, -1, -1);

2472 2473 2474 2475 2476 2477 2478 2479 2480 2481 2482 2483 2484
	/* Try allocating a large DMA buffer first.  Older fw will
	 * cause excessive NVRAM erases when using small blocks.
	 */
	modify_len = roundup_pow_of_two(fw->size);
	modify_len = min_t(u32, modify_len, BNXT_PKG_DMA_SIZE);
	while (1) {
		kmem = dma_alloc_coherent(&bp->pdev->dev, modify_len,
					  &dma_handle, GFP_KERNEL);
		if (!kmem && modify_len > PAGE_SIZE)
			modify_len /= 2;
		else
			break;
	}
2485 2486 2487 2488 2489 2490 2491 2492 2493 2494
	if (!kmem)
		return -ENOMEM;

	modify.host_src_addr = cpu_to_le64(dma_handle);

	bnxt_hwrm_cmd_hdr_init(bp, &install, HWRM_NVM_INSTALL_UPDATE, -1, -1);
	if ((install_type & 0xffff) == 0)
		install_type >>= 16;
	install.install_type = cpu_to_le32(install_type);

2495
	do {
2496 2497
		u32 copied = 0, len = modify_len;

2498 2499 2500 2501 2502 2503 2504 2505 2506 2507 2508 2509 2510 2511
		rc = bnxt_find_nvram_item(dev, BNX_DIR_TYPE_UPDATE,
					  BNX_DIR_ORDINAL_FIRST,
					  BNX_DIR_EXT_NONE,
					  &index, &item_len, NULL);
		if (rc) {
			netdev_err(dev, "PKG update area not created in nvram\n");
			break;
		}
		if (fw->size > item_len) {
			netdev_err(dev, "PKG insufficient update area in nvram: %lu\n",
				   (unsigned long)fw->size);
			rc = -EFBIG;
			break;
		}
2512 2513 2514

		modify.dir_idx = cpu_to_le16(index);

2515 2516 2517 2518
		if (fw->size > modify_len)
			modify.flags = BNXT_NVM_MORE_FLAG;
		while (copied < fw->size) {
			u32 balance = fw->size - copied;
2519

2520 2521 2522 2523 2524 2525 2526 2527 2528 2529 2530 2531 2532 2533
			if (balance <= modify_len) {
				len = balance;
				if (copied)
					modify.flags |= BNXT_NVM_LAST_FLAG;
			}
			memcpy(kmem, fw->data + copied, len);
			modify.len = cpu_to_le32(len);
			modify.offset = cpu_to_le32(copied);
			rc = hwrm_send_message(bp, &modify, sizeof(modify),
					       FLASH_PACKAGE_TIMEOUT);
			if (rc)
				goto pkg_abort;
			copied += len;
		}
2534
		mutex_lock(&bp->hwrm_cmd_lock);
2535 2536
		rc = _hwrm_send_message_silent(bp, &install, sizeof(install),
					       INSTALL_PACKAGE_TIMEOUT);
2537
		memcpy(&resp, bp->hwrm_cmd_resp_addr, sizeof(resp));
2538

2539 2540 2541 2542 2543 2544 2545 2546
		if (defrag_attempted) {
			/* We have tried to defragment already in the previous
			 * iteration. Return with the result for INSTALL_UPDATE
			 */
			mutex_unlock(&bp->hwrm_cmd_lock);
			break;
		}

2547
		if (rc && ((struct hwrm_err_output *)&resp)->cmd_err ==
2548
		    NVM_INSTALL_UPDATE_CMD_ERR_CODE_FRAG_ERR) {
2549
			install.flags =
2550 2551
				cpu_to_le16(NVM_INSTALL_UPDATE_REQ_FLAGS_ALLOWED_TO_DEFRAG);

2552 2553 2554
			rc = _hwrm_send_message_silent(bp, &install,
						       sizeof(install),
						       INSTALL_PACKAGE_TIMEOUT);
2555
			memcpy(&resp, bp->hwrm_cmd_resp_addr, sizeof(resp));
2556 2557 2558 2559 2560 2561 2562

			if (rc && ((struct hwrm_err_output *)&resp)->cmd_err ==
			    NVM_INSTALL_UPDATE_CMD_ERR_CODE_NO_SPACE) {
				/* FW has cleared NVM area, driver will create
				 * UPDATE directory and try the flash again
				 */
				defrag_attempted = true;
2563
				install.flags = 0;
2564 2565 2566 2567 2568 2569 2570 2571 2572 2573
				rc = __bnxt_flash_nvram(bp->dev,
							BNX_DIR_TYPE_UPDATE,
							BNX_DIR_ORDINAL_FIRST,
							0, 0, item_len, NULL,
							0);
			} else if (rc) {
				netdev_err(dev, "HWRM_NVM_INSTALL_UPDATE failure rc :%x\n", rc);
			}
		} else if (rc) {
			netdev_err(dev, "HWRM_NVM_INSTALL_UPDATE failure rc :%x\n", rc);
2574
		}
2575
		mutex_unlock(&bp->hwrm_cmd_lock);
2576
	} while (defrag_attempted && !rc);
2577

2578 2579
pkg_abort:
	dma_free_coherent(&bp->pdev->dev, modify_len, kmem, dma_handle);
2580
	if (resp.result) {
2581
		netdev_err(dev, "PKG install error = %d, problem_item = %d\n",
2582
			   (s8)resp.result, (int)resp.problem_item);
2583
		rc = -ENOPKG;
2584
	}
2585
	if (rc == -EACCES)
2586
		bnxt_print_admin_err(bp);
2587
	return rc;
2588 2589
}

2590 2591 2592 2593 2594 2595 2596 2597 2598 2599 2600 2601 2602 2603 2604 2605 2606 2607 2608 2609
static int bnxt_flash_package_from_file(struct net_device *dev, const char *filename,
					u32 install_type)
{
	const struct firmware *fw;
	int rc;

	rc = request_firmware(&fw, filename, &dev->dev);
	if (rc != 0) {
		netdev_err(dev, "PKG error %d requesting file: %s\n",
			   rc, filename);
		return rc;
	}

	rc = bnxt_flash_package_from_fw_obj(dev, fw, install_type);

	release_firmware(fw);

	return rc;
}

2610 2611 2612 2613 2614 2615 2616 2617
static int bnxt_flash_device(struct net_device *dev,
			     struct ethtool_flash *flash)
{
	if (!BNXT_PF((struct bnxt *)netdev_priv(dev))) {
		netdev_err(dev, "flashdev not supported from a virtual function\n");
		return -EINVAL;
	}

2618 2619 2620 2621
	if (flash->region == ETHTOOL_FLASH_ALL_REGIONS ||
	    flash->region > 0xffff)
		return bnxt_flash_package_from_file(dev, flash->data,
						    flash->region);
2622 2623 2624 2625 2626 2627 2628 2629 2630 2631 2632 2633 2634 2635 2636 2637 2638 2639 2640 2641 2642 2643 2644 2645 2646

	return bnxt_flash_firmware_from_file(dev, flash->region, flash->data);
}

static int nvm_get_dir_info(struct net_device *dev, u32 *entries, u32 *length)
{
	struct bnxt *bp = netdev_priv(dev);
	int rc;
	struct hwrm_nvm_get_dir_info_input req = {0};
	struct hwrm_nvm_get_dir_info_output *output = bp->hwrm_cmd_resp_addr;

	bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_NVM_GET_DIR_INFO, -1, -1);

	mutex_lock(&bp->hwrm_cmd_lock);
	rc = _hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT);
	if (!rc) {
		*entries = le32_to_cpu(output->entries);
		*length = le32_to_cpu(output->entry_length);
	}
	mutex_unlock(&bp->hwrm_cmd_lock);
	return rc;
}

static int bnxt_get_eeprom_len(struct net_device *dev)
{
2647 2648 2649 2650 2651
	struct bnxt *bp = netdev_priv(dev);

	if (BNXT_VF(bp))
		return 0;

2652 2653 2654 2655 2656 2657 2658 2659 2660 2661 2662 2663 2664 2665 2666 2667 2668 2669 2670 2671 2672
	/* The -1 return value allows the entire 32-bit range of offsets to be
	 * passed via the ethtool command-line utility.
	 */
	return -1;
}

static int bnxt_get_nvram_directory(struct net_device *dev, u32 len, u8 *data)
{
	struct bnxt *bp = netdev_priv(dev);
	int rc;
	u32 dir_entries;
	u32 entry_length;
	u8 *buf;
	size_t buflen;
	dma_addr_t dma_handle;
	struct hwrm_nvm_get_dir_entries_input req = {0};

	rc = nvm_get_dir_info(dev, &dir_entries, &entry_length);
	if (rc != 0)
		return rc;

2673 2674 2675
	if (!dir_entries || !entry_length)
		return -EIO;

2676 2677 2678 2679 2680 2681 2682 2683 2684 2685 2686 2687 2688 2689 2690 2691 2692 2693 2694 2695 2696 2697 2698 2699 2700 2701 2702 2703 2704 2705 2706 2707 2708 2709 2710
	/* Insert 2 bytes of directory info (count and size of entries) */
	if (len < 2)
		return -EINVAL;

	*data++ = dir_entries;
	*data++ = entry_length;
	len -= 2;
	memset(data, 0xff, len);

	buflen = dir_entries * entry_length;
	buf = dma_alloc_coherent(&bp->pdev->dev, buflen, &dma_handle,
				 GFP_KERNEL);
	if (!buf) {
		netdev_err(dev, "dma_alloc_coherent failure, length = %u\n",
			   (unsigned)buflen);
		return -ENOMEM;
	}
	bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_NVM_GET_DIR_ENTRIES, -1, -1);
	req.host_dest_addr = cpu_to_le64(dma_handle);
	rc = hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT);
	if (rc == 0)
		memcpy(data, buf, len > buflen ? buflen : len);
	dma_free_coherent(&bp->pdev->dev, buflen, buf, dma_handle);
	return rc;
}

static int bnxt_get_nvram_item(struct net_device *dev, u32 index, u32 offset,
			       u32 length, u8 *data)
{
	struct bnxt *bp = netdev_priv(dev);
	int rc;
	u8 *buf;
	dma_addr_t dma_handle;
	struct hwrm_nvm_read_input req = {0};

2711 2712 2713
	if (!length)
		return -EINVAL;

2714 2715 2716 2717 2718 2719 2720 2721 2722 2723 2724 2725 2726 2727 2728 2729 2730 2731 2732 2733
	buf = dma_alloc_coherent(&bp->pdev->dev, length, &dma_handle,
				 GFP_KERNEL);
	if (!buf) {
		netdev_err(dev, "dma_alloc_coherent failure, length = %u\n",
			   (unsigned)length);
		return -ENOMEM;
	}
	bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_NVM_READ, -1, -1);
	req.host_dest_addr = cpu_to_le64(dma_handle);
	req.dir_idx = cpu_to_le16(index);
	req.offset = cpu_to_le32(offset);
	req.len = cpu_to_le32(length);

	rc = hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT);
	if (rc == 0)
		memcpy(data, buf, length);
	dma_free_coherent(&bp->pdev->dev, length, buf, dma_handle);
	return rc;
}

2734 2735 2736 2737 2738 2739 2740 2741 2742 2743 2744 2745 2746 2747 2748 2749
static int bnxt_find_nvram_item(struct net_device *dev, u16 type, u16 ordinal,
				u16 ext, u16 *index, u32 *item_length,
				u32 *data_length)
{
	struct bnxt *bp = netdev_priv(dev);
	int rc;
	struct hwrm_nvm_find_dir_entry_input req = {0};
	struct hwrm_nvm_find_dir_entry_output *output = bp->hwrm_cmd_resp_addr;

	bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_NVM_FIND_DIR_ENTRY, -1, -1);
	req.enables = 0;
	req.dir_idx = 0;
	req.dir_type = cpu_to_le16(type);
	req.dir_ordinal = cpu_to_le16(ordinal);
	req.dir_ext = cpu_to_le16(ext);
	req.opt_ordinal = NVM_FIND_DIR_ENTRY_REQ_OPT_ORDINAL_EQ;
2750 2751
	mutex_lock(&bp->hwrm_cmd_lock);
	rc = _hwrm_send_message_silent(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT);
2752 2753 2754 2755 2756 2757 2758 2759
	if (rc == 0) {
		if (index)
			*index = le16_to_cpu(output->dir_idx);
		if (item_length)
			*item_length = le32_to_cpu(output->dir_item_length);
		if (data_length)
			*data_length = le32_to_cpu(output->dir_data_length);
	}
2760
	mutex_unlock(&bp->hwrm_cmd_lock);
2761 2762 2763 2764 2765 2766 2767 2768 2769 2770 2771 2772 2773 2774 2775 2776 2777 2778 2779 2780 2781 2782 2783 2784 2785 2786 2787 2788 2789 2790 2791 2792 2793 2794 2795 2796
	return rc;
}

static char *bnxt_parse_pkglog(int desired_field, u8 *data, size_t datalen)
{
	char	*retval = NULL;
	char	*p;
	char	*value;
	int	field = 0;

	if (datalen < 1)
		return NULL;
	/* null-terminate the log data (removing last '\n'): */
	data[datalen - 1] = 0;
	for (p = data; *p != 0; p++) {
		field = 0;
		retval = NULL;
		while (*p != 0 && *p != '\n') {
			value = p;
			while (*p != 0 && *p != '\t' && *p != '\n')
				p++;
			if (field == desired_field)
				retval = value;
			if (*p != '\t')
				break;
			*p = 0;
			field++;
			p++;
		}
		if (*p == 0)
			break;
		*p = 0;
	}
	return retval;
}

2797
static void bnxt_get_pkgver(struct net_device *dev)
2798
{
2799
	struct bnxt *bp = netdev_priv(dev);
2800
	u16 index = 0;
2801 2802 2803 2804
	char *pkgver;
	u32 pkglen;
	u8 *pkgbuf;
	int len;
2805 2806 2807

	if (bnxt_find_nvram_item(dev, BNX_DIR_TYPE_PKG_LOG,
				 BNX_DIR_ORDINAL_FIRST, BNX_DIR_EXT_NONE,
2808 2809
				 &index, NULL, &pkglen) != 0)
		return;
2810

2811 2812 2813 2814 2815 2816 2817 2818 2819
	pkgbuf = kzalloc(pkglen, GFP_KERNEL);
	if (!pkgbuf) {
		dev_err(&bp->pdev->dev, "Unable to allocate memory for pkg version, length = %u\n",
			pkglen);
		return;
	}

	if (bnxt_get_nvram_item(dev, index, 0, pkglen, pkgbuf))
		goto err;
2820

2821 2822 2823 2824 2825 2826 2827 2828 2829
	pkgver = bnxt_parse_pkglog(BNX_PKG_LOG_FIELD_IDX_PKG_VERSION, pkgbuf,
				   pkglen);
	if (pkgver && *pkgver != 0 && isdigit(*pkgver)) {
		len = strlen(bp->fw_ver_str);
		snprintf(bp->fw_ver_str + len, FW_VER_STR_LEN - len - 1,
			 "/pkg %s", pkgver);
	}
err:
	kfree(pkgbuf);
2830 2831
}

2832 2833 2834 2835 2836 2837 2838 2839 2840 2841 2842 2843 2844 2845 2846 2847 2848 2849 2850 2851 2852 2853 2854 2855 2856 2857 2858 2859 2860 2861 2862 2863 2864 2865 2866 2867 2868 2869 2870 2871 2872 2873 2874 2875 2876 2877 2878 2879 2880 2881 2882 2883 2884 2885 2886 2887 2888 2889 2890 2891 2892 2893
static int bnxt_get_eeprom(struct net_device *dev,
			   struct ethtool_eeprom *eeprom,
			   u8 *data)
{
	u32 index;
	u32 offset;

	if (eeprom->offset == 0) /* special offset value to get directory */
		return bnxt_get_nvram_directory(dev, eeprom->len, data);

	index = eeprom->offset >> 24;
	offset = eeprom->offset & 0xffffff;

	if (index == 0) {
		netdev_err(dev, "unsupported index value: %d\n", index);
		return -EINVAL;
	}

	return bnxt_get_nvram_item(dev, index - 1, offset, eeprom->len, data);
}

static int bnxt_erase_nvram_directory(struct net_device *dev, u8 index)
{
	struct bnxt *bp = netdev_priv(dev);
	struct hwrm_nvm_erase_dir_entry_input req = {0};

	bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_NVM_ERASE_DIR_ENTRY, -1, -1);
	req.dir_idx = cpu_to_le16(index);
	return hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT);
}

static int bnxt_set_eeprom(struct net_device *dev,
			   struct ethtool_eeprom *eeprom,
			   u8 *data)
{
	struct bnxt *bp = netdev_priv(dev);
	u8 index, dir_op;
	u16 type, ext, ordinal, attr;

	if (!BNXT_PF(bp)) {
		netdev_err(dev, "NVM write not supported from a virtual function\n");
		return -EINVAL;
	}

	type = eeprom->magic >> 16;

	if (type == 0xffff) { /* special value for directory operations */
		index = eeprom->magic & 0xff;
		dir_op = eeprom->magic >> 8;
		if (index == 0)
			return -EINVAL;
		switch (dir_op) {
		case 0x0e: /* erase */
			if (eeprom->offset != ~eeprom->magic)
				return -EINVAL;
			return bnxt_erase_nvram_directory(dev, index - 1);
		default:
			return -EINVAL;
		}
	}

	/* Create or re-write an NVM item: */
2894
	if (bnxt_dir_type_is_executable(type))
2895
		return -EOPNOTSUPP;
2896 2897 2898 2899 2900 2901 2902 2903
	ext = eeprom->magic & 0xffff;
	ordinal = eeprom->offset >> 16;
	attr = eeprom->offset & 0xffff;

	return bnxt_flash_nvram(dev, type, ordinal, ext, attr, data,
				eeprom->len);
}

2904 2905 2906 2907 2908
static int bnxt_set_eee(struct net_device *dev, struct ethtool_eee *edata)
{
	struct bnxt *bp = netdev_priv(dev);
	struct ethtool_eee *eee = &bp->eee;
	struct bnxt_link_info *link_info = &bp->link_info;
2909
	u32 advertising;
2910 2911
	int rc = 0;

2912
	if (!BNXT_PHY_CFG_ABLE(bp))
2913
		return -EOPNOTSUPP;
2914

2915
	if (!(bp->phy_flags & BNXT_PHY_FL_EEE_CAP))
2916 2917
		return -EOPNOTSUPP;

2918 2919
	mutex_lock(&bp->link_lock);
	advertising = _bnxt_fw_to_ethtool_adv_spds(link_info->advertising, 0);
2920 2921 2922 2923 2924
	if (!edata->eee_enabled)
		goto eee_ok;

	if (!(link_info->autoneg & BNXT_AUTONEG_SPEED)) {
		netdev_warn(dev, "EEE requires autoneg\n");
2925 2926
		rc = -EINVAL;
		goto eee_exit;
2927 2928 2929 2930 2931 2932
	}
	if (edata->tx_lpi_enabled) {
		if (bp->lpi_tmr_hi && (edata->tx_lpi_timer > bp->lpi_tmr_hi ||
				       edata->tx_lpi_timer < bp->lpi_tmr_lo)) {
			netdev_warn(dev, "Valid LPI timer range is %d and %d microsecs\n",
				    bp->lpi_tmr_lo, bp->lpi_tmr_hi);
2933 2934
			rc = -EINVAL;
			goto eee_exit;
2935 2936 2937 2938 2939 2940 2941 2942 2943
		} else if (!bp->lpi_tmr_hi) {
			edata->tx_lpi_timer = eee->tx_lpi_timer;
		}
	}
	if (!edata->advertised) {
		edata->advertised = advertising & eee->supported;
	} else if (edata->advertised & ~advertising) {
		netdev_warn(dev, "EEE advertised %x must be a subset of autoneg advertised speeds %x\n",
			    edata->advertised, advertising);
2944 2945
		rc = -EINVAL;
		goto eee_exit;
2946 2947 2948 2949 2950 2951 2952 2953 2954 2955 2956
	}

	eee->advertised = edata->advertised;
	eee->tx_lpi_enabled = edata->tx_lpi_enabled;
	eee->tx_lpi_timer = edata->tx_lpi_timer;
eee_ok:
	eee->eee_enabled = edata->eee_enabled;

	if (netif_running(dev))
		rc = bnxt_hwrm_set_link_setting(bp, false, true);

2957 2958
eee_exit:
	mutex_unlock(&bp->link_lock);
2959 2960 2961 2962 2963 2964 2965
	return rc;
}

static int bnxt_get_eee(struct net_device *dev, struct ethtool_eee *edata)
{
	struct bnxt *bp = netdev_priv(dev);

2966
	if (!(bp->phy_flags & BNXT_PHY_FL_EEE_CAP))
2967 2968 2969 2970 2971 2972 2973 2974 2975 2976 2977 2978 2979 2980 2981 2982 2983
		return -EOPNOTSUPP;

	*edata = bp->eee;
	if (!bp->eee.eee_enabled) {
		/* Preserve tx_lpi_timer so that the last value will be used
		 * by default when it is re-enabled.
		 */
		edata->advertised = 0;
		edata->tx_lpi_enabled = 0;
	}

	if (!bp->eee.eee_active)
		edata->lp_advertised = 0;

	return 0;
}

2984 2985 2986 2987 2988 2989 2990 2991 2992 2993 2994 2995 2996 2997 2998 2999 3000 3001 3002 3003 3004 3005 3006 3007 3008 3009 3010 3011 3012 3013 3014 3015 3016 3017 3018 3019
static int bnxt_read_sfp_module_eeprom_info(struct bnxt *bp, u16 i2c_addr,
					    u16 page_number, u16 start_addr,
					    u16 data_length, u8 *buf)
{
	struct hwrm_port_phy_i2c_read_input req = {0};
	struct hwrm_port_phy_i2c_read_output *output = bp->hwrm_cmd_resp_addr;
	int rc, byte_offset = 0;

	bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_PORT_PHY_I2C_READ, -1, -1);
	req.i2c_slave_addr = i2c_addr;
	req.page_number = cpu_to_le16(page_number);
	req.port_id = cpu_to_le16(bp->pf.port_id);
	do {
		u16 xfer_size;

		xfer_size = min_t(u16, data_length, BNXT_MAX_PHY_I2C_RESP_SIZE);
		data_length -= xfer_size;
		req.page_offset = cpu_to_le16(start_addr + byte_offset);
		req.data_length = xfer_size;
		req.enables = cpu_to_le32(start_addr + byte_offset ?
				 PORT_PHY_I2C_READ_REQ_ENABLES_PAGE_OFFSET : 0);
		mutex_lock(&bp->hwrm_cmd_lock);
		rc = _hwrm_send_message(bp, &req, sizeof(req),
					HWRM_CMD_TIMEOUT);
		if (!rc)
			memcpy(buf + byte_offset, output->data, xfer_size);
		mutex_unlock(&bp->hwrm_cmd_lock);
		byte_offset += xfer_size;
	} while (!rc && data_length > 0);

	return rc;
}

static int bnxt_get_module_info(struct net_device *dev,
				struct ethtool_modinfo *modinfo)
{
3020
	u8 data[SFF_DIAG_SUPPORT_OFFSET + 1];
3021 3022 3023 3024 3025 3026 3027 3028 3029 3030 3031 3032 3033 3034 3035
	struct bnxt *bp = netdev_priv(dev);
	int rc;

	/* No point in going further if phy status indicates
	 * module is not inserted or if it is powered down or
	 * if it is of type 10GBase-T
	 */
	if (bp->link_info.module_status >
		PORT_PHY_QCFG_RESP_MODULE_STATUS_WARNINGMSG)
		return -EOPNOTSUPP;

	/* This feature is not supported in older firmware versions */
	if (bp->hwrm_spec_code < 0x10202)
		return -EOPNOTSUPP;

3036 3037 3038
	rc = bnxt_read_sfp_module_eeprom_info(bp, I2C_DEV_ADDR_A0, 0, 0,
					      SFF_DIAG_SUPPORT_OFFSET + 1,
					      data);
3039
	if (!rc) {
3040 3041
		u8 module_id = data[0];
		u8 diag_supported = data[SFF_DIAG_SUPPORT_OFFSET];
3042 3043 3044 3045 3046

		switch (module_id) {
		case SFF_MODULE_ID_SFP:
			modinfo->type = ETH_MODULE_SFF_8472;
			modinfo->eeprom_len = ETH_MODULE_SFF_8472_LEN;
3047 3048
			if (!diag_supported)
				modinfo->eeprom_len = ETH_MODULE_SFF_8436_LEN;
3049 3050 3051 3052 3053 3054 3055 3056 3057 3058 3059 3060 3061 3062 3063 3064 3065 3066 3067 3068 3069 3070 3071 3072
			break;
		case SFF_MODULE_ID_QSFP:
		case SFF_MODULE_ID_QSFP_PLUS:
			modinfo->type = ETH_MODULE_SFF_8436;
			modinfo->eeprom_len = ETH_MODULE_SFF_8436_LEN;
			break;
		case SFF_MODULE_ID_QSFP28:
			modinfo->type = ETH_MODULE_SFF_8636;
			modinfo->eeprom_len = ETH_MODULE_SFF_8636_LEN;
			break;
		default:
			rc = -EOPNOTSUPP;
			break;
		}
	}
	return rc;
}

static int bnxt_get_module_eeprom(struct net_device *dev,
				  struct ethtool_eeprom *eeprom,
				  u8 *data)
{
	struct bnxt *bp = netdev_priv(dev);
	u16  start = eeprom->offset, length = eeprom->len;
3073
	int rc = 0;
3074 3075 3076 3077 3078 3079 3080 3081 3082 3083 3084 3085 3086 3087 3088 3089 3090 3091 3092

	memset(data, 0, eeprom->len);

	/* Read A0 portion of the EEPROM */
	if (start < ETH_MODULE_SFF_8436_LEN) {
		if (start + eeprom->len > ETH_MODULE_SFF_8436_LEN)
			length = ETH_MODULE_SFF_8436_LEN - start;
		rc = bnxt_read_sfp_module_eeprom_info(bp, I2C_DEV_ADDR_A0, 0,
						      start, length, data);
		if (rc)
			return rc;
		start += length;
		data += length;
		length = eeprom->len - length;
	}

	/* Read A2 portion of the EEPROM */
	if (length) {
		start -= ETH_MODULE_SFF_8436_LEN;
3093
		rc = bnxt_read_sfp_module_eeprom_info(bp, I2C_DEV_ADDR_A2, 0,
3094
						      start, length, data);
3095 3096 3097 3098
	}
	return rc;
}

3099 3100 3101 3102 3103 3104 3105
static int bnxt_nway_reset(struct net_device *dev)
{
	int rc = 0;

	struct bnxt *bp = netdev_priv(dev);
	struct bnxt_link_info *link_info = &bp->link_info;

3106
	if (!BNXT_PHY_CFG_ABLE(bp))
3107 3108 3109 3110 3111 3112 3113 3114 3115 3116 3117
		return -EOPNOTSUPP;

	if (!(link_info->autoneg & BNXT_AUTONEG_SPEED))
		return -EINVAL;

	if (netif_running(dev))
		rc = bnxt_hwrm_set_link_setting(bp, true, false);

	return rc;
}

3118 3119 3120 3121 3122 3123 3124 3125 3126
static int bnxt_set_phys_id(struct net_device *dev,
			    enum ethtool_phys_id_state state)
{
	struct hwrm_port_led_cfg_input req = {0};
	struct bnxt *bp = netdev_priv(dev);
	struct bnxt_pf_info *pf = &bp->pf;
	struct bnxt_led_cfg *led_cfg;
	u8 led_state;
	__le16 duration;
3127
	int i;
3128 3129 3130 3131 3132 3133 3134 3135 3136 3137 3138 3139 3140 3141 3142 3143 3144 3145 3146 3147 3148 3149 3150 3151 3152

	if (!bp->num_leds || BNXT_VF(bp))
		return -EOPNOTSUPP;

	if (state == ETHTOOL_ID_ACTIVE) {
		led_state = PORT_LED_CFG_REQ_LED0_STATE_BLINKALT;
		duration = cpu_to_le16(500);
	} else if (state == ETHTOOL_ID_INACTIVE) {
		led_state = PORT_LED_CFG_REQ_LED1_STATE_DEFAULT;
		duration = cpu_to_le16(0);
	} else {
		return -EINVAL;
	}
	bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_PORT_LED_CFG, -1, -1);
	req.port_id = cpu_to_le16(pf->port_id);
	req.num_leds = bp->num_leds;
	led_cfg = (struct bnxt_led_cfg *)&req.led0_id;
	for (i = 0; i < bp->num_leds; i++, led_cfg++) {
		req.enables |= BNXT_LED_DFLT_ENABLES(i);
		led_cfg->led_id = bp->leds[i].led_id;
		led_cfg->led_state = led_state;
		led_cfg->led_blink_on = duration;
		led_cfg->led_blink_off = duration;
		led_cfg->led_group_id = bp->leds[i].led_group_id;
	}
3153
	return hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT);
3154 3155
}

3156 3157 3158 3159 3160 3161 3162 3163 3164 3165 3166 3167 3168 3169 3170 3171 3172 3173 3174 3175 3176 3177 3178
static int bnxt_hwrm_selftest_irq(struct bnxt *bp, u16 cmpl_ring)
{
	struct hwrm_selftest_irq_input req = {0};

	bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_SELFTEST_IRQ, cmpl_ring, -1);
	return hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT);
}

static int bnxt_test_irq(struct bnxt *bp)
{
	int i;

	for (i = 0; i < bp->cp_nr_rings; i++) {
		u16 cmpl_ring = bp->grp_info[i].cp_fw_ring_id;
		int rc;

		rc = bnxt_hwrm_selftest_irq(bp, cmpl_ring);
		if (rc)
			return rc;
	}
	return 0;
}

3179 3180 3181 3182 3183 3184 3185 3186 3187 3188 3189 3190 3191 3192
static int bnxt_hwrm_mac_loopback(struct bnxt *bp, bool enable)
{
	struct hwrm_port_mac_cfg_input req = {0};

	bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_PORT_MAC_CFG, -1, -1);

	req.enables = cpu_to_le32(PORT_MAC_CFG_REQ_ENABLES_LPBK);
	if (enable)
		req.lpbk = PORT_MAC_CFG_REQ_LPBK_LOCAL;
	else
		req.lpbk = PORT_MAC_CFG_REQ_LPBK_NONE;
	return hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT);
}

3193 3194 3195 3196 3197 3198 3199 3200 3201 3202 3203 3204 3205 3206 3207 3208
static int bnxt_query_force_speeds(struct bnxt *bp, u16 *force_speeds)
{
	struct hwrm_port_phy_qcaps_output *resp = bp->hwrm_cmd_resp_addr;
	struct hwrm_port_phy_qcaps_input req = {0};
	int rc;

	bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_PORT_PHY_QCAPS, -1, -1);
	mutex_lock(&bp->hwrm_cmd_lock);
	rc = _hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT);
	if (!rc)
		*force_speeds = le16_to_cpu(resp->supported_speeds_force_mode);

	mutex_unlock(&bp->hwrm_cmd_lock);
	return rc;
}

3209 3210 3211 3212
static int bnxt_disable_an_for_lpbk(struct bnxt *bp,
				    struct hwrm_port_phy_cfg_input *req)
{
	struct bnxt_link_info *link_info = &bp->link_info;
3213
	u16 fw_advertising;
3214 3215 3216
	u16 fw_speed;
	int rc;

3217
	if (!link_info->autoneg ||
3218
	    (bp->phy_flags & BNXT_PHY_FL_AN_PHY_LPBK))
3219 3220
		return 0;

3221 3222 3223 3224
	rc = bnxt_query_force_speeds(bp, &fw_advertising);
	if (rc)
		return rc;

3225
	fw_speed = PORT_PHY_CFG_REQ_FORCE_LINK_SPEED_1GB;
3226
	if (bp->link_info.link_up)
3227 3228 3229 3230 3231 3232 3233 3234 3235 3236 3237 3238 3239 3240 3241 3242 3243 3244 3245
		fw_speed = bp->link_info.link_speed;
	else if (fw_advertising & BNXT_LINK_SPEED_MSK_10GB)
		fw_speed = PORT_PHY_CFG_REQ_FORCE_LINK_SPEED_10GB;
	else if (fw_advertising & BNXT_LINK_SPEED_MSK_25GB)
		fw_speed = PORT_PHY_CFG_REQ_FORCE_LINK_SPEED_25GB;
	else if (fw_advertising & BNXT_LINK_SPEED_MSK_40GB)
		fw_speed = PORT_PHY_CFG_REQ_FORCE_LINK_SPEED_40GB;
	else if (fw_advertising & BNXT_LINK_SPEED_MSK_50GB)
		fw_speed = PORT_PHY_CFG_REQ_FORCE_LINK_SPEED_50GB;

	req->force_link_speed = cpu_to_le16(fw_speed);
	req->flags |= cpu_to_le32(PORT_PHY_CFG_REQ_FLAGS_FORCE |
				  PORT_PHY_CFG_REQ_FLAGS_RESET_PHY);
	rc = hwrm_send_message(bp, req, sizeof(*req), HWRM_CMD_TIMEOUT);
	req->flags = 0;
	req->force_link_speed = cpu_to_le16(0);
	return rc;
}

3246
static int bnxt_hwrm_phy_loopback(struct bnxt *bp, bool enable, bool ext)
3247 3248 3249 3250 3251 3252 3253
{
	struct hwrm_port_phy_cfg_input req = {0};

	bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_PORT_PHY_CFG, -1, -1);

	if (enable) {
		bnxt_disable_an_for_lpbk(bp, &req);
3254 3255 3256 3257
		if (ext)
			req.lpbk = PORT_PHY_CFG_REQ_LPBK_EXTERNAL;
		else
			req.lpbk = PORT_PHY_CFG_REQ_LPBK_LOCAL;
3258 3259 3260 3261 3262 3263 3264
	} else {
		req.lpbk = PORT_PHY_CFG_REQ_LPBK_NONE;
	}
	req.enables = cpu_to_le32(PORT_PHY_CFG_REQ_ENABLES_LPBK);
	return hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT);
}

3265
static int bnxt_rx_loopback(struct bnxt *bp, struct bnxt_cp_ring_info *cpr,
3266 3267
			    u32 raw_cons, int pkt_size)
{
3268 3269
	struct bnxt_napi *bnapi = cpr->bnapi;
	struct bnxt_rx_ring_info *rxr;
3270 3271 3272 3273 3274 3275 3276
	struct bnxt_sw_rx_bd *rx_buf;
	struct rx_cmp *rxcmp;
	u16 cp_cons, cons;
	u8 *data;
	u32 len;
	int i;

3277
	rxr = bnapi->rx_ring;
3278 3279 3280 3281 3282 3283 3284 3285 3286 3287 3288 3289 3290 3291 3292 3293 3294 3295 3296 3297
	cp_cons = RING_CMP(raw_cons);
	rxcmp = (struct rx_cmp *)
		&cpr->cp_desc_ring[CP_RING(cp_cons)][CP_IDX(cp_cons)];
	cons = rxcmp->rx_cmp_opaque;
	rx_buf = &rxr->rx_buf_ring[cons];
	data = rx_buf->data_ptr;
	len = le32_to_cpu(rxcmp->rx_cmp_len_flags_type) >> RX_CMP_LEN_SHIFT;
	if (len != pkt_size)
		return -EIO;
	i = ETH_ALEN;
	if (!ether_addr_equal(data + i, bnapi->bp->dev->dev_addr))
		return -EIO;
	i += ETH_ALEN;
	for (  ; i < pkt_size; i++) {
		if (data[i] != (u8)(i & 0xff))
			return -EIO;
	}
	return 0;
}

3298 3299
static int bnxt_poll_loopback(struct bnxt *bp, struct bnxt_cp_ring_info *cpr,
			      int pkt_size)
3300 3301 3302 3303 3304 3305 3306 3307 3308 3309 3310 3311 3312 3313 3314 3315 3316 3317 3318 3319 3320 3321
{
	struct tx_cmp *txcmp;
	int rc = -EIO;
	u32 raw_cons;
	u32 cons;
	int i;

	raw_cons = cpr->cp_raw_cons;
	for (i = 0; i < 200; i++) {
		cons = RING_CMP(raw_cons);
		txcmp = &cpr->cp_desc_ring[CP_RING(cons)][CP_IDX(cons)];

		if (!TX_CMP_VALID(txcmp, raw_cons)) {
			udelay(5);
			continue;
		}

		/* The valid test of the entry must be done first before
		 * reading any further.
		 */
		dma_rmb();
		if (TX_CMP_TYPE(txcmp) == CMP_TYPE_RX_L2_CMP) {
3322
			rc = bnxt_rx_loopback(bp, cpr, raw_cons, pkt_size);
3323 3324 3325 3326 3327 3328 3329 3330 3331 3332 3333 3334 3335
			raw_cons = NEXT_RAW_CMP(raw_cons);
			raw_cons = NEXT_RAW_CMP(raw_cons);
			break;
		}
		raw_cons = NEXT_RAW_CMP(raw_cons);
	}
	cpr->cp_raw_cons = raw_cons;
	return rc;
}

static int bnxt_run_loopback(struct bnxt *bp)
{
	struct bnxt_tx_ring_info *txr = &bp->tx_ring[0];
3336
	struct bnxt_rx_ring_info *rxr = &bp->rx_ring[0];
3337
	struct bnxt_cp_ring_info *cpr;
3338 3339 3340 3341 3342 3343
	int pkt_size, i = 0;
	struct sk_buff *skb;
	dma_addr_t map;
	u8 *data;
	int rc;

3344 3345 3346
	cpr = &rxr->bnapi->cp_ring;
	if (bp->flags & BNXT_FLAG_CHIP_P5)
		cpr = cpr->cp_ring_arr[BNXT_RX_HDL];
3347 3348 3349 3350 3351 3352 3353 3354 3355 3356 3357 3358 3359 3360 3361 3362 3363 3364
	pkt_size = min(bp->dev->mtu + ETH_HLEN, bp->rx_copy_thresh);
	skb = netdev_alloc_skb(bp->dev, pkt_size);
	if (!skb)
		return -ENOMEM;
	data = skb_put(skb, pkt_size);
	eth_broadcast_addr(data);
	i += ETH_ALEN;
	ether_addr_copy(&data[i], bp->dev->dev_addr);
	i += ETH_ALEN;
	for ( ; i < pkt_size; i++)
		data[i] = (u8)(i & 0xff);

	map = dma_map_single(&bp->pdev->dev, skb->data, pkt_size,
			     PCI_DMA_TODEVICE);
	if (dma_mapping_error(&bp->pdev->dev, map)) {
		dev_kfree_skb(skb);
		return -EIO;
	}
3365
	bnxt_xmit_bd(bp, txr, map, pkt_size);
3366 3367 3368 3369

	/* Sync BD data before updating doorbell */
	wmb();

M
Michael Chan 已提交
3370
	bnxt_db_write(bp, &txr->tx_db, txr->tx_prod);
3371
	rc = bnxt_poll_loopback(bp, cpr, pkt_size);
3372 3373 3374 3375 3376 3377

	dma_unmap_single(&bp->pdev->dev, map, pkt_size, PCI_DMA_TODEVICE);
	dev_kfree_skb(skb);
	return rc;
}

3378 3379 3380 3381 3382 3383 3384 3385 3386 3387 3388 3389 3390 3391 3392 3393
static int bnxt_run_fw_tests(struct bnxt *bp, u8 test_mask, u8 *test_results)
{
	struct hwrm_selftest_exec_output *resp = bp->hwrm_cmd_resp_addr;
	struct hwrm_selftest_exec_input req = {0};
	int rc;

	bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_SELFTEST_EXEC, -1, -1);
	mutex_lock(&bp->hwrm_cmd_lock);
	resp->test_success = 0;
	req.flags = test_mask;
	rc = _hwrm_send_message(bp, &req, sizeof(req), bp->test_info->timeout);
	*test_results = resp->test_success;
	mutex_unlock(&bp->hwrm_cmd_lock);
	return rc;
}

3394
#define BNXT_DRV_TESTS			4
3395
#define BNXT_MACLPBK_TEST_IDX		(bp->num_tests - BNXT_DRV_TESTS)
3396
#define BNXT_PHYLPBK_TEST_IDX		(BNXT_MACLPBK_TEST_IDX + 1)
3397 3398
#define BNXT_EXTLPBK_TEST_IDX		(BNXT_MACLPBK_TEST_IDX + 2)
#define BNXT_IRQ_TEST_IDX		(BNXT_MACLPBK_TEST_IDX + 3)
3399 3400 3401 3402 3403

static void bnxt_self_test(struct net_device *dev, struct ethtool_test *etest,
			   u64 *buf)
{
	struct bnxt *bp = netdev_priv(dev);
3404
	bool do_ext_lpbk = false;
3405 3406 3407
	bool offline = false;
	u8 test_results = 0;
	u8 test_mask = 0;
3408
	int rc = 0, i;
3409

3410
	if (!bp->num_tests || !BNXT_PF(bp))
3411 3412 3413 3414 3415 3416 3417
		return;
	memset(buf, 0, sizeof(u64) * bp->num_tests);
	if (!netif_running(dev)) {
		etest->flags |= ETH_TEST_FL_FAILED;
		return;
	}

3418
	if ((etest->flags & ETH_TEST_FL_EXTERNAL_LB) &&
3419
	    (bp->phy_flags & BNXT_PHY_FL_EXT_LPBK))
3420 3421
		do_ext_lpbk = true;

3422
	if (etest->flags & ETH_TEST_FL_OFFLINE) {
3423
		if (bp->pf.active_vfs || !BNXT_SINGLE_PF(bp)) {
3424
			etest->flags |= ETH_TEST_FL_FAILED;
3425
			netdev_warn(dev, "Offline tests cannot be run with active VFs or on shared PF\n");
3426 3427 3428 3429 3430 3431 3432 3433 3434 3435 3436 3437 3438 3439 3440 3441 3442 3443 3444 3445
			return;
		}
		offline = true;
	}

	for (i = 0; i < bp->num_tests - BNXT_DRV_TESTS; i++) {
		u8 bit_val = 1 << i;

		if (!(bp->test_info->offline_mask & bit_val))
			test_mask |= bit_val;
		else if (offline)
			test_mask |= bit_val;
	}
	if (!offline) {
		bnxt_run_fw_tests(bp, test_mask, &test_results);
	} else {
		rc = bnxt_close_nic(bp, false, false);
		if (rc)
			return;
		bnxt_run_fw_tests(bp, test_mask, &test_results);
3446 3447 3448 3449 3450 3451 3452 3453 3454 3455 3456 3457 3458 3459 3460 3461

		buf[BNXT_MACLPBK_TEST_IDX] = 1;
		bnxt_hwrm_mac_loopback(bp, true);
		msleep(250);
		rc = bnxt_half_open_nic(bp);
		if (rc) {
			bnxt_hwrm_mac_loopback(bp, false);
			etest->flags |= ETH_TEST_FL_FAILED;
			return;
		}
		if (bnxt_run_loopback(bp))
			etest->flags |= ETH_TEST_FL_FAILED;
		else
			buf[BNXT_MACLPBK_TEST_IDX] = 0;

		bnxt_hwrm_mac_loopback(bp, false);
3462
		bnxt_hwrm_phy_loopback(bp, true, false);
3463 3464 3465 3466 3467
		msleep(1000);
		if (bnxt_run_loopback(bp)) {
			buf[BNXT_PHYLPBK_TEST_IDX] = 1;
			etest->flags |= ETH_TEST_FL_FAILED;
		}
3468 3469 3470 3471 3472 3473 3474 3475 3476 3477
		if (do_ext_lpbk) {
			etest->flags |= ETH_TEST_FL_EXTERNAL_LB_DONE;
			bnxt_hwrm_phy_loopback(bp, true, true);
			msleep(1000);
			if (bnxt_run_loopback(bp)) {
				buf[BNXT_EXTLPBK_TEST_IDX] = 1;
				etest->flags |= ETH_TEST_FL_FAILED;
			}
		}
		bnxt_hwrm_phy_loopback(bp, false, false);
3478
		bnxt_half_close_nic(bp);
3479
		rc = bnxt_open_nic(bp, false, true);
3480
	}
3481
	if (rc || bnxt_test_irq(bp)) {
3482 3483 3484
		buf[BNXT_IRQ_TEST_IDX] = 1;
		etest->flags |= ETH_TEST_FL_FAILED;
	}
3485 3486 3487 3488 3489 3490 3491 3492 3493 3494
	for (i = 0; i < bp->num_tests - BNXT_DRV_TESTS; i++) {
		u8 bit_val = 1 << i;

		if ((test_mask & bit_val) && !(test_results & bit_val)) {
			buf[i] = 1;
			etest->flags |= ETH_TEST_FL_FAILED;
		}
	}
}

3495 3496 3497
static int bnxt_reset(struct net_device *dev, u32 *flags)
{
	struct bnxt *bp = netdev_priv(dev);
3498
	bool reload = false;
3499 3500 3501 3502
	u32 req = *flags;

	if (!req)
		return -EINVAL;
3503 3504 3505 3506 3507 3508

	if (!BNXT_PF(bp)) {
		netdev_err(dev, "Reset is not supported from a VF\n");
		return -EOPNOTSUPP;
	}

3509 3510
	if (pci_vfs_assigned(bp->pdev) &&
	    !(bp->fw_cap & BNXT_FW_CAP_HOT_RESET)) {
3511 3512 3513 3514 3515
		netdev_err(dev,
			   "Reset not allowed when VFs are assigned to VMs\n");
		return -EBUSY;
	}

3516
	if ((req & BNXT_FW_RESET_CHIP) == BNXT_FW_RESET_CHIP) {
3517
		/* This feature is not supported in older firmware versions */
3518 3519 3520 3521
		if (bp->hwrm_spec_code >= 0x10803) {
			if (!bnxt_firmware_reset_chip(dev)) {
				netdev_info(dev, "Firmware reset request successful.\n");
				if (!(bp->fw_cap & BNXT_FW_CAP_HOT_RESET))
3522
					reload = true;
3523 3524 3525 3526
				*flags &= ~BNXT_FW_RESET_CHIP;
			}
		} else if (req == BNXT_FW_RESET_CHIP) {
			return -EOPNOTSUPP; /* only request, fail hard */
3527
		}
3528
	}
S
Scott Branden 已提交
3529

3530 3531 3532 3533 3534
	if (req & BNXT_FW_RESET_AP) {
		/* This feature is not supported in older firmware versions */
		if (bp->hwrm_spec_code >= 0x10803) {
			if (!bnxt_firmware_reset_ap(dev)) {
				netdev_info(dev, "Reset application processor successful.\n");
3535
				reload = true;
3536 3537 3538 3539
				*flags &= ~BNXT_FW_RESET_AP;
			}
		} else if (req == BNXT_FW_RESET_AP) {
			return -EOPNOTSUPP; /* only request, fail hard */
3540
		}
3541 3542
	}

3543 3544 3545
	if (reload)
		netdev_info(dev, "Reload driver to complete reset\n");

3546
	return 0;
3547 3548
}

3549 3550 3551 3552 3553 3554 3555 3556 3557 3558 3559 3560 3561 3562 3563 3564 3565 3566 3567 3568 3569 3570 3571 3572
static int bnxt_hwrm_dbg_dma_data(struct bnxt *bp, void *msg, int msg_len,
				  struct bnxt_hwrm_dbg_dma_info *info)
{
	struct hwrm_dbg_cmn_output *cmn_resp = bp->hwrm_cmd_resp_addr;
	struct hwrm_dbg_cmn_input *cmn_req = msg;
	__le16 *seq_ptr = msg + info->seq_off;
	u16 seq = 0, len, segs_off;
	void *resp = cmn_resp;
	dma_addr_t dma_handle;
	int rc, off = 0;
	void *dma_buf;

	dma_buf = dma_alloc_coherent(&bp->pdev->dev, info->dma_len, &dma_handle,
				     GFP_KERNEL);
	if (!dma_buf)
		return -ENOMEM;

	segs_off = offsetof(struct hwrm_dbg_coredump_list_output,
			    total_segments);
	cmn_req->host_dest_addr = cpu_to_le64(dma_handle);
	cmn_req->host_buf_len = cpu_to_le32(info->dma_len);
	mutex_lock(&bp->hwrm_cmd_lock);
	while (1) {
		*seq_ptr = cpu_to_le16(seq);
3573 3574
		rc = _hwrm_send_message(bp, msg, msg_len,
					HWRM_COREDUMP_TIMEOUT);
3575 3576 3577 3578 3579 3580 3581 3582 3583 3584 3585 3586 3587 3588 3589 3590 3591 3592 3593 3594 3595 3596 3597
		if (rc)
			break;

		len = le16_to_cpu(*((__le16 *)(resp + info->data_len_off)));
		if (!seq &&
		    cmn_req->req_type == cpu_to_le16(HWRM_DBG_COREDUMP_LIST)) {
			info->segs = le16_to_cpu(*((__le16 *)(resp +
							      segs_off)));
			if (!info->segs) {
				rc = -EIO;
				break;
			}

			info->dest_buf_size = info->segs *
					sizeof(struct coredump_segment_record);
			info->dest_buf = kmalloc(info->dest_buf_size,
						 GFP_KERNEL);
			if (!info->dest_buf) {
				rc = -ENOMEM;
				break;
			}
		}

3598 3599 3600 3601 3602 3603 3604 3605 3606
		if (info->dest_buf) {
			if ((info->seg_start + off + len) <=
			    BNXT_COREDUMP_BUF_LEN(info->buf_len)) {
				memcpy(info->dest_buf + off, dma_buf, len);
			} else {
				rc = -ENOBUFS;
				break;
			}
		}
3607 3608 3609 3610 3611 3612 3613 3614 3615 3616 3617 3618 3619 3620 3621 3622 3623 3624 3625 3626 3627 3628 3629 3630 3631 3632 3633 3634 3635 3636 3637 3638 3639 3640 3641 3642 3643 3644 3645 3646 3647 3648 3649 3650 3651 3652 3653 3654

		if (cmn_req->req_type ==
				cpu_to_le16(HWRM_DBG_COREDUMP_RETRIEVE))
			info->dest_buf_size += len;

		if (!(cmn_resp->flags & HWRM_DBG_CMN_FLAGS_MORE))
			break;

		seq++;
		off += len;
	}
	mutex_unlock(&bp->hwrm_cmd_lock);
	dma_free_coherent(&bp->pdev->dev, info->dma_len, dma_buf, dma_handle);
	return rc;
}

static int bnxt_hwrm_dbg_coredump_list(struct bnxt *bp,
				       struct bnxt_coredump *coredump)
{
	struct hwrm_dbg_coredump_list_input req = {0};
	struct bnxt_hwrm_dbg_dma_info info = {NULL};
	int rc;

	bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_DBG_COREDUMP_LIST, -1, -1);

	info.dma_len = COREDUMP_LIST_BUF_LEN;
	info.seq_off = offsetof(struct hwrm_dbg_coredump_list_input, seq_no);
	info.data_len_off = offsetof(struct hwrm_dbg_coredump_list_output,
				     data_len);

	rc = bnxt_hwrm_dbg_dma_data(bp, &req, sizeof(req), &info);
	if (!rc) {
		coredump->data = info.dest_buf;
		coredump->data_size = info.dest_buf_size;
		coredump->total_segs = info.segs;
	}
	return rc;
}

static int bnxt_hwrm_dbg_coredump_initiate(struct bnxt *bp, u16 component_id,
					   u16 segment_id)
{
	struct hwrm_dbg_coredump_initiate_input req = {0};

	bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_DBG_COREDUMP_INITIATE, -1, -1);
	req.component_id = cpu_to_le16(component_id);
	req.segment_id = cpu_to_le16(segment_id);

3655
	return hwrm_send_message(bp, &req, sizeof(req), HWRM_COREDUMP_TIMEOUT);
3656 3657 3658 3659
}

static int bnxt_hwrm_dbg_coredump_retrieve(struct bnxt *bp, u16 component_id,
					   u16 segment_id, u32 *seg_len,
3660
					   void *buf, u32 buf_len, u32 offset)
3661 3662 3663 3664 3665 3666 3667 3668 3669 3670 3671 3672 3673 3674
{
	struct hwrm_dbg_coredump_retrieve_input req = {0};
	struct bnxt_hwrm_dbg_dma_info info = {NULL};
	int rc;

	bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_DBG_COREDUMP_RETRIEVE, -1, -1);
	req.component_id = cpu_to_le16(component_id);
	req.segment_id = cpu_to_le16(segment_id);

	info.dma_len = COREDUMP_RETRIEVE_BUF_LEN;
	info.seq_off = offsetof(struct hwrm_dbg_coredump_retrieve_input,
				seq_no);
	info.data_len_off = offsetof(struct hwrm_dbg_coredump_retrieve_output,
				     data_len);
3675
	if (buf) {
3676
		info.dest_buf = buf + offset;
3677 3678 3679
		info.buf_len = buf_len;
		info.seg_start = offset;
	}
3680 3681 3682 3683 3684 3685 3686 3687 3688 3689 3690 3691 3692 3693 3694

	rc = bnxt_hwrm_dbg_dma_data(bp, &req, sizeof(req), &info);
	if (!rc)
		*seg_len = info.dest_buf_size;

	return rc;
}

static void
bnxt_fill_coredump_seg_hdr(struct bnxt *bp,
			   struct bnxt_coredump_segment_hdr *seg_hdr,
			   struct coredump_segment_record *seg_rec, u32 seg_len,
			   int status, u32 duration, u32 instance)
{
	memset(seg_hdr, 0, sizeof(*seg_hdr));
3695
	memcpy(seg_hdr->signature, "sEgM", 4);
3696 3697 3698 3699 3700 3701 3702 3703 3704 3705 3706 3707 3708 3709 3710 3711 3712 3713 3714 3715 3716 3717 3718 3719 3720 3721 3722 3723 3724 3725 3726
	if (seg_rec) {
		seg_hdr->component_id = (__force __le32)seg_rec->component_id;
		seg_hdr->segment_id = (__force __le32)seg_rec->segment_id;
		seg_hdr->low_version = seg_rec->version_low;
		seg_hdr->high_version = seg_rec->version_hi;
	} else {
		/* For hwrm_ver_get response Component id = 2
		 * and Segment id = 0
		 */
		seg_hdr->component_id = cpu_to_le32(2);
		seg_hdr->segment_id = 0;
	}
	seg_hdr->function_id = cpu_to_le16(bp->pdev->devfn);
	seg_hdr->length = cpu_to_le32(seg_len);
	seg_hdr->status = cpu_to_le32(status);
	seg_hdr->duration = cpu_to_le32(duration);
	seg_hdr->data_offset = cpu_to_le32(sizeof(*seg_hdr));
	seg_hdr->instance = cpu_to_le32(instance);
}

static void
bnxt_fill_coredump_record(struct bnxt *bp, struct bnxt_coredump_record *record,
			  time64_t start, s16 start_utc, u16 total_segs,
			  int status)
{
	time64_t end = ktime_get_real_seconds();
	u32 os_ver_major = 0, os_ver_minor = 0;
	struct tm tm;

	time64_to_tm(start, 0, &tm);
	memset(record, 0, sizeof(*record));
3727
	memcpy(record->signature, "cOrE", 4);
3728 3729 3730 3731
	record->flags = 0;
	record->low_version = 0;
	record->high_version = 1;
	record->asic_state = 0;
3732 3733
	strlcpy(record->system_name, utsname()->nodename,
		sizeof(record->system_name));
3734 3735
	record->year = cpu_to_le16(tm.tm_year + 1900);
	record->month = cpu_to_le16(tm.tm_mon + 1);
3736 3737 3738 3739 3740 3741 3742 3743 3744 3745 3746 3747
	record->day = cpu_to_le16(tm.tm_mday);
	record->hour = cpu_to_le16(tm.tm_hour);
	record->minute = cpu_to_le16(tm.tm_min);
	record->second = cpu_to_le16(tm.tm_sec);
	record->utc_bias = cpu_to_le16(start_utc);
	strcpy(record->commandline, "ethtool -w");
	record->total_segments = cpu_to_le32(total_segs);

	sscanf(utsname()->release, "%u.%u", &os_ver_major, &os_ver_minor);
	record->os_ver_major = cpu_to_le32(os_ver_major);
	record->os_ver_minor = cpu_to_le32(os_ver_minor);

3748
	strlcpy(record->os_name, utsname()->sysname, 32);
3749 3750 3751 3752 3753 3754 3755 3756 3757 3758 3759 3760 3761 3762 3763 3764 3765 3766 3767 3768
	time64_to_tm(end, 0, &tm);
	record->end_year = cpu_to_le16(tm.tm_year + 1900);
	record->end_month = cpu_to_le16(tm.tm_mon + 1);
	record->end_day = cpu_to_le16(tm.tm_mday);
	record->end_hour = cpu_to_le16(tm.tm_hour);
	record->end_minute = cpu_to_le16(tm.tm_min);
	record->end_second = cpu_to_le16(tm.tm_sec);
	record->end_utc_bias = cpu_to_le16(sys_tz.tz_minuteswest * 60);
	record->asic_id1 = cpu_to_le32(bp->chip_num << 16 |
				       bp->ver_resp.chip_rev << 8 |
				       bp->ver_resp.chip_metal);
	record->asic_id2 = 0;
	record->coredump_status = cpu_to_le32(status);
	record->ioctl_low_version = 0;
	record->ioctl_high_version = 0;
}

static int bnxt_get_coredump(struct bnxt *bp, void *buf, u32 *dump_len)
{
	u32 ver_get_resp_len = sizeof(struct hwrm_ver_get_output);
3769
	u32 offset = 0, seg_hdr_len, seg_record_len, buf_len = 0;
3770 3771 3772 3773 3774 3775 3776
	struct coredump_segment_record *seg_record = NULL;
	struct bnxt_coredump_segment_hdr seg_hdr;
	struct bnxt_coredump coredump = {NULL};
	time64_t start_time;
	u16 start_utc;
	int rc = 0, i;

3777 3778 3779
	if (buf)
		buf_len = *dump_len;

3780 3781 3782 3783 3784 3785 3786 3787 3788 3789 3790 3791 3792 3793 3794 3795 3796 3797 3798 3799 3800 3801 3802 3803 3804 3805 3806 3807 3808 3809 3810 3811
	start_time = ktime_get_real_seconds();
	start_utc = sys_tz.tz_minuteswest * 60;
	seg_hdr_len = sizeof(seg_hdr);

	/* First segment should be hwrm_ver_get response */
	*dump_len = seg_hdr_len + ver_get_resp_len;
	if (buf) {
		bnxt_fill_coredump_seg_hdr(bp, &seg_hdr, NULL, ver_get_resp_len,
					   0, 0, 0);
		memcpy(buf + offset, &seg_hdr, seg_hdr_len);
		offset += seg_hdr_len;
		memcpy(buf + offset, &bp->ver_resp, ver_get_resp_len);
		offset += ver_get_resp_len;
	}

	rc = bnxt_hwrm_dbg_coredump_list(bp, &coredump);
	if (rc) {
		netdev_err(bp->dev, "Failed to get coredump segment list\n");
		goto err;
	}

	*dump_len += seg_hdr_len * coredump.total_segs;

	seg_record = (struct coredump_segment_record *)coredump.data;
	seg_record_len = sizeof(*seg_record);

	for (i = 0; i < coredump.total_segs; i++) {
		u16 comp_id = le16_to_cpu(seg_record->component_id);
		u16 seg_id = le16_to_cpu(seg_record->segment_id);
		u32 duration = 0, seg_len = 0;
		unsigned long start, end;

3812 3813 3814 3815 3816 3817
		if (buf && ((offset + seg_hdr_len) >
			    BNXT_COREDUMP_BUF_LEN(buf_len))) {
			rc = -ENOBUFS;
			goto err;
		}

3818 3819 3820 3821 3822 3823 3824 3825 3826 3827 3828 3829
		start = jiffies;

		rc = bnxt_hwrm_dbg_coredump_initiate(bp, comp_id, seg_id);
		if (rc) {
			netdev_err(bp->dev,
				   "Failed to initiate coredump for seg = %d\n",
				   seg_record->segment_id);
			goto next_seg;
		}

		/* Write segment data into the buffer */
		rc = bnxt_hwrm_dbg_coredump_retrieve(bp, comp_id, seg_id,
3830
						     &seg_len, buf, buf_len,
3831
						     offset + seg_hdr_len);
3832 3833 3834
		if (rc && rc == -ENOBUFS)
			goto err;
		else if (rc)
3835 3836 3837 3838 3839 3840 3841 3842 3843 3844 3845 3846 3847 3848 3849 3850 3851 3852 3853 3854 3855 3856 3857
			netdev_err(bp->dev,
				   "Failed to retrieve coredump for seg = %d\n",
				   seg_record->segment_id);

next_seg:
		end = jiffies;
		duration = jiffies_to_msecs(end - start);
		bnxt_fill_coredump_seg_hdr(bp, &seg_hdr, seg_record, seg_len,
					   rc, duration, 0);

		if (buf) {
			/* Write segment header into the buffer */
			memcpy(buf + offset, &seg_hdr, seg_hdr_len);
			offset += seg_hdr_len + seg_len;
		}

		*dump_len += seg_len;
		seg_record =
			(struct coredump_segment_record *)((u8 *)seg_record +
							   seg_record_len);
	}

err:
3858 3859
	if (buf)
		bnxt_fill_coredump_record(bp, buf + offset, start_time,
3860 3861 3862
					  start_utc, coredump.total_segs + 1,
					  rc);
	kfree(coredump.data);
3863
	*dump_len += sizeof(struct bnxt_coredump_record);
3864
	if (rc == -ENOBUFS)
3865
		netdev_err(bp->dev, "Firmware returned large coredump buffer\n");
3866 3867 3868
	return rc;
}

3869 3870 3871 3872 3873 3874 3875 3876 3877 3878 3879 3880 3881 3882 3883 3884 3885 3886
static int bnxt_set_dump(struct net_device *dev, struct ethtool_dump *dump)
{
	struct bnxt *bp = netdev_priv(dev);

	if (dump->flag > BNXT_DUMP_CRASH) {
		netdev_info(dev, "Supports only Live(0) and Crash(1) dumps.\n");
		return -EINVAL;
	}

	if (!IS_ENABLED(CONFIG_TEE_BNXT_FW) && dump->flag == BNXT_DUMP_CRASH) {
		netdev_info(dev, "Cannot collect crash dump as TEE_BNXT_FW config option is not enabled.\n");
		return -EOPNOTSUPP;
	}

	bp->dump_flag = dump->flag;
	return 0;
}

3887 3888 3889 3890 3891 3892 3893 3894 3895 3896 3897 3898
static int bnxt_get_dump_flag(struct net_device *dev, struct ethtool_dump *dump)
{
	struct bnxt *bp = netdev_priv(dev);

	if (bp->hwrm_spec_code < 0x10801)
		return -EOPNOTSUPP;

	dump->version = bp->ver_resp.hwrm_fw_maj_8b << 24 |
			bp->ver_resp.hwrm_fw_min_8b << 16 |
			bp->ver_resp.hwrm_fw_bld_8b << 8 |
			bp->ver_resp.hwrm_fw_rsvd_8b;

3899 3900 3901 3902 3903 3904
	dump->flag = bp->dump_flag;
	if (bp->dump_flag == BNXT_DUMP_CRASH)
		dump->len = BNXT_CRASH_DUMP_LEN;
	else
		bnxt_get_coredump(bp, NULL, &dump->len);
	return 0;
3905 3906 3907 3908 3909 3910 3911 3912 3913 3914 3915 3916
}

static int bnxt_get_dump_data(struct net_device *dev, struct ethtool_dump *dump,
			      void *buf)
{
	struct bnxt *bp = netdev_priv(dev);

	if (bp->hwrm_spec_code < 0x10801)
		return -EOPNOTSUPP;

	memset(buf, 0, dump->len);

3917 3918 3919 3920 3921 3922 3923 3924 3925 3926
	dump->flag = bp->dump_flag;
	if (dump->flag == BNXT_DUMP_CRASH) {
#ifdef CONFIG_TEE_BNXT_FW
		return tee_bnxt_copy_coredump(buf, 0, dump->len);
#endif
	} else {
		return bnxt_get_coredump(bp, buf, &dump->len);
	}

	return 0;
3927 3928
}

3929 3930 3931 3932 3933
void bnxt_ethtool_init(struct bnxt *bp)
{
	struct hwrm_selftest_qlist_output *resp = bp->hwrm_cmd_resp_addr;
	struct hwrm_selftest_qlist_input req = {0};
	struct bnxt_test_info *test_info;
3934
	struct net_device *dev = bp->dev;
3935 3936
	int i, rc;

3937 3938
	if (!(bp->fw_cap & BNXT_FW_CAP_PKG_VER))
		bnxt_get_pkgver(dev);
3939

3940
	bp->num_tests = 0;
3941
	if (bp->hwrm_spec_code < 0x10704 || !BNXT_PF(bp))
3942 3943 3944 3945 3946 3947 3948 3949
		return;

	bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_SELFTEST_QLIST, -1, -1);
	mutex_lock(&bp->hwrm_cmd_lock);
	rc = _hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT);
	if (rc)
		goto ethtool_init_exit;

3950 3951 3952
	test_info = bp->test_info;
	if (!test_info)
		test_info = kzalloc(sizeof(*bp->test_info), GFP_KERNEL);
3953 3954 3955 3956 3957 3958 3959 3960 3961 3962 3963 3964 3965 3966 3967 3968
	if (!test_info)
		goto ethtool_init_exit;

	bp->test_info = test_info;
	bp->num_tests = resp->num_tests + BNXT_DRV_TESTS;
	if (bp->num_tests > BNXT_MAX_TEST)
		bp->num_tests = BNXT_MAX_TEST;

	test_info->offline_mask = resp->offline_tests;
	test_info->timeout = le16_to_cpu(resp->test_timeout);
	if (!test_info->timeout)
		test_info->timeout = HWRM_CMD_TIMEOUT;
	for (i = 0; i < bp->num_tests; i++) {
		char *str = test_info->string[i];
		char *fw_str = resp->test0_name + i * 32;

3969 3970
		if (i == BNXT_MACLPBK_TEST_IDX) {
			strcpy(str, "Mac loopback test (offline)");
3971 3972
		} else if (i == BNXT_PHYLPBK_TEST_IDX) {
			strcpy(str, "Phy loopback test (offline)");
3973 3974
		} else if (i == BNXT_EXTLPBK_TEST_IDX) {
			strcpy(str, "Ext loopback test (offline)");
3975 3976
		} else if (i == BNXT_IRQ_TEST_IDX) {
			strcpy(str, "Interrupt_test (offline)");
3977 3978 3979 3980 3981 3982 3983 3984 3985 3986
		} else {
			strlcpy(str, fw_str, ETH_GSTRING_LEN);
			strncat(str, " test", ETH_GSTRING_LEN - strlen(str));
			if (test_info->offline_mask & (1 << i))
				strncat(str, " (offline)",
					ETH_GSTRING_LEN - strlen(str));
			else
				strncat(str, " (online)",
					ETH_GSTRING_LEN - strlen(str));
		}
3987 3988 3989 3990 3991 3992
	}

ethtool_init_exit:
	mutex_unlock(&bp->hwrm_cmd_lock);
}

3993 3994 3995 3996 3997 3998 3999 4000 4001 4002 4003 4004 4005 4006 4007 4008 4009 4010 4011 4012 4013 4014 4015 4016 4017 4018 4019 4020 4021 4022
static void bnxt_get_eth_phy_stats(struct net_device *dev,
				   struct ethtool_eth_phy_stats *phy_stats)
{
	struct bnxt *bp = netdev_priv(dev);
	u64 *rx;

	if (BNXT_VF(bp) || !(bp->flags & BNXT_FLAG_PORT_STATS_EXT))
		return;

	rx = bp->rx_port_stats_ext.sw_stats;
	phy_stats->SymbolErrorDuringCarrier =
		*(rx + BNXT_RX_STATS_EXT_OFFSET(rx_pcs_symbol_err));
}

static void bnxt_get_eth_mac_stats(struct net_device *dev,
				   struct ethtool_eth_mac_stats *mac_stats)
{
	struct bnxt *bp = netdev_priv(dev);
	u64 *rx, *tx;

	if (BNXT_VF(bp) || !(bp->flags & BNXT_FLAG_PORT_STATS))
		return;

	rx = bp->port_stats.sw_stats;
	tx = bp->port_stats.sw_stats + BNXT_TX_PORT_STATS_BYTE_OFFSET / 8;

	mac_stats->FramesReceivedOK =
		BNXT_GET_RX_PORT_STATS64(rx, rx_good_frames);
	mac_stats->FramesTransmittedOK =
		BNXT_GET_TX_PORT_STATS64(tx, tx_good_frames);
4023 4024 4025 4026 4027 4028
	mac_stats->FrameCheckSequenceErrors =
		BNXT_GET_RX_PORT_STATS64(rx, rx_fcs_err_frames);
	mac_stats->AlignmentErrors =
		BNXT_GET_RX_PORT_STATS64(rx, rx_align_err_frames);
	mac_stats->OutOfRangeLengthField =
		BNXT_GET_RX_PORT_STATS64(rx, rx_oor_len_frames);
4029 4030 4031 4032 4033 4034 4035 4036 4037 4038 4039 4040 4041 4042 4043 4044 4045 4046 4047 4048 4049 4050 4051 4052 4053 4054 4055 4056 4057 4058 4059 4060 4061 4062 4063 4064 4065 4066 4067 4068 4069 4070 4071 4072 4073 4074 4075 4076 4077 4078 4079 4080 4081 4082 4083 4084 4085 4086 4087 4088 4089 4090 4091 4092 4093 4094 4095 4096 4097 4098 4099 4100 4101 4102 4103 4104 4105 4106 4107 4108 4109 4110 4111 4112 4113 4114 4115 4116 4117 4118 4119
}

static void bnxt_get_eth_ctrl_stats(struct net_device *dev,
				    struct ethtool_eth_ctrl_stats *ctrl_stats)
{
	struct bnxt *bp = netdev_priv(dev);
	u64 *rx;

	if (BNXT_VF(bp) || !(bp->flags & BNXT_FLAG_PORT_STATS))
		return;

	rx = bp->port_stats.sw_stats;
	ctrl_stats->MACControlFramesReceived =
		BNXT_GET_RX_PORT_STATS64(rx, rx_ctrl_frames);
}

static const struct ethtool_rmon_hist_range bnxt_rmon_ranges[] = {
	{    0,    64 },
	{   65,   127 },
	{  128,   255 },
	{  256,   511 },
	{  512,  1023 },
	{ 1024,  1518 },
	{ 1519,  2047 },
	{ 2048,  4095 },
	{ 4096,  9216 },
	{ 9217, 16383 },
	{}
};

static void bnxt_get_rmon_stats(struct net_device *dev,
				struct ethtool_rmon_stats *rmon_stats,
				const struct ethtool_rmon_hist_range **ranges)
{
	struct bnxt *bp = netdev_priv(dev);
	u64 *rx, *tx;

	if (BNXT_VF(bp) || !(bp->flags & BNXT_FLAG_PORT_STATS))
		return;

	rx = bp->port_stats.sw_stats;
	tx = bp->port_stats.sw_stats + BNXT_TX_PORT_STATS_BYTE_OFFSET / 8;

	rmon_stats->jabbers =
		BNXT_GET_RX_PORT_STATS64(rx, rx_jbr_frames);
	rmon_stats->oversize_pkts =
		BNXT_GET_RX_PORT_STATS64(rx, rx_ovrsz_frames);
	rmon_stats->undersize_pkts =
		BNXT_GET_RX_PORT_STATS64(rx, rx_undrsz_frames);

	rmon_stats->hist[0] = BNXT_GET_RX_PORT_STATS64(rx, rx_64b_frames);
	rmon_stats->hist[1] = BNXT_GET_RX_PORT_STATS64(rx, rx_65b_127b_frames);
	rmon_stats->hist[2] = BNXT_GET_RX_PORT_STATS64(rx, rx_128b_255b_frames);
	rmon_stats->hist[3] = BNXT_GET_RX_PORT_STATS64(rx, rx_256b_511b_frames);
	rmon_stats->hist[4] =
		BNXT_GET_RX_PORT_STATS64(rx, rx_512b_1023b_frames);
	rmon_stats->hist[5] =
		BNXT_GET_RX_PORT_STATS64(rx, rx_1024b_1518b_frames);
	rmon_stats->hist[6] =
		BNXT_GET_RX_PORT_STATS64(rx, rx_1519b_2047b_frames);
	rmon_stats->hist[7] =
		BNXT_GET_RX_PORT_STATS64(rx, rx_2048b_4095b_frames);
	rmon_stats->hist[8] =
		BNXT_GET_RX_PORT_STATS64(rx, rx_4096b_9216b_frames);
	rmon_stats->hist[9] =
		BNXT_GET_RX_PORT_STATS64(rx, rx_9217b_16383b_frames);

	rmon_stats->hist_tx[0] =
		BNXT_GET_TX_PORT_STATS64(tx, tx_64b_frames);
	rmon_stats->hist_tx[1] =
		BNXT_GET_TX_PORT_STATS64(tx, tx_65b_127b_frames);
	rmon_stats->hist_tx[2] =
		BNXT_GET_TX_PORT_STATS64(tx, tx_128b_255b_frames);
	rmon_stats->hist_tx[3] =
		BNXT_GET_TX_PORT_STATS64(tx, tx_256b_511b_frames);
	rmon_stats->hist_tx[4] =
		BNXT_GET_TX_PORT_STATS64(tx, tx_512b_1023b_frames);
	rmon_stats->hist_tx[5] =
		BNXT_GET_TX_PORT_STATS64(tx, tx_1024b_1518b_frames);
	rmon_stats->hist_tx[6] =
		BNXT_GET_TX_PORT_STATS64(tx, tx_1519b_2047b_frames);
	rmon_stats->hist_tx[7] =
		BNXT_GET_TX_PORT_STATS64(tx, tx_2048b_4095b_frames);
	rmon_stats->hist_tx[8] =
		BNXT_GET_TX_PORT_STATS64(tx, tx_4096b_9216b_frames);
	rmon_stats->hist_tx[9] =
		BNXT_GET_TX_PORT_STATS64(tx, tx_9217b_16383b_frames);

	*ranges = bnxt_rmon_ranges;
}

4120 4121 4122 4123 4124 4125
void bnxt_ethtool_free(struct bnxt *bp)
{
	kfree(bp->test_info);
	bp->test_info = NULL;
}

4126
const struct ethtool_ops bnxt_ethtool_ops = {
4127 4128 4129 4130 4131 4132
	.supported_coalesce_params = ETHTOOL_COALESCE_USECS |
				     ETHTOOL_COALESCE_MAX_FRAMES |
				     ETHTOOL_COALESCE_USECS_IRQ |
				     ETHTOOL_COALESCE_MAX_FRAMES_IRQ |
				     ETHTOOL_COALESCE_STATS_BLOCK_USECS |
				     ETHTOOL_COALESCE_USE_ADAPTIVE_RX,
4133 4134
	.get_link_ksettings	= bnxt_get_link_ksettings,
	.set_link_ksettings	= bnxt_set_link_ksettings,
4135
	.get_fec_stats		= bnxt_get_fec_stats,
4136
	.get_fecparam		= bnxt_get_fecparam,
4137
	.set_fecparam		= bnxt_set_fecparam,
J
Jakub Kicinski 已提交
4138
	.get_pause_stats	= bnxt_get_pause_stats,
4139 4140 4141
	.get_pauseparam		= bnxt_get_pauseparam,
	.set_pauseparam		= bnxt_set_pauseparam,
	.get_drvinfo		= bnxt_get_drvinfo,
4142 4143
	.get_regs_len		= bnxt_get_regs_len,
	.get_regs		= bnxt_get_regs,
4144
	.get_wol		= bnxt_get_wol,
4145
	.set_wol		= bnxt_set_wol,
4146 4147 4148 4149 4150 4151 4152 4153 4154 4155 4156 4157
	.get_coalesce		= bnxt_get_coalesce,
	.set_coalesce		= bnxt_set_coalesce,
	.get_msglevel		= bnxt_get_msglevel,
	.set_msglevel		= bnxt_set_msglevel,
	.get_sset_count		= bnxt_get_sset_count,
	.get_strings		= bnxt_get_strings,
	.get_ethtool_stats	= bnxt_get_ethtool_stats,
	.set_ringparam		= bnxt_set_ringparam,
	.get_ringparam		= bnxt_get_ringparam,
	.get_channels		= bnxt_get_channels,
	.set_channels		= bnxt_set_channels,
	.get_rxnfc		= bnxt_get_rxnfc,
4158
	.set_rxnfc		= bnxt_set_rxnfc,
4159 4160 4161
	.get_rxfh_indir_size    = bnxt_get_rxfh_indir_size,
	.get_rxfh_key_size      = bnxt_get_rxfh_key_size,
	.get_rxfh               = bnxt_get_rxfh,
4162
	.set_rxfh		= bnxt_set_rxfh,
4163 4164 4165 4166 4167
	.flash_device		= bnxt_flash_device,
	.get_eeprom_len         = bnxt_get_eeprom_len,
	.get_eeprom             = bnxt_get_eeprom,
	.set_eeprom		= bnxt_set_eeprom,
	.get_link		= bnxt_get_link,
4168 4169
	.get_eee		= bnxt_get_eee,
	.set_eee		= bnxt_set_eee,
4170 4171
	.get_module_info	= bnxt_get_module_info,
	.get_module_eeprom	= bnxt_get_module_eeprom,
4172 4173
	.nway_reset		= bnxt_nway_reset,
	.set_phys_id		= bnxt_set_phys_id,
4174
	.self_test		= bnxt_self_test,
4175
	.reset			= bnxt_reset,
4176
	.set_dump		= bnxt_set_dump,
4177 4178
	.get_dump_flag		= bnxt_get_dump_flag,
	.get_dump_data		= bnxt_get_dump_data,
4179 4180 4181 4182
	.get_eth_phy_stats	= bnxt_get_eth_phy_stats,
	.get_eth_mac_stats	= bnxt_get_eth_mac_stats,
	.get_eth_ctrl_stats	= bnxt_get_eth_ctrl_stats,
	.get_rmon_stats		= bnxt_get_rmon_stats,
4183
};