1c0c050c5SMichael Chan /* Broadcom NetXtreme-C/E network driver.
2c0c050c5SMichael Chan  *
311f15ed3SMichael Chan  * Copyright (c) 2014-2016 Broadcom Corporation
48e202366SMichael Chan  * Copyright (c) 2016-2017 Broadcom Limited
5c0c050c5SMichael Chan  *
6c0c050c5SMichael Chan  * This program is free software; you can redistribute it and/or modify
7c0c050c5SMichael Chan  * it under the terms of the GNU General Public License as published by
8c0c050c5SMichael Chan  * the Free Software Foundation.
9c0c050c5SMichael Chan  */
10c0c050c5SMichael Chan 
113ebf6f0aSRob Swindell #include <linux/ctype.h>
128ddc9aaaSMichael Chan #include <linux/stringify.h>
13c0c050c5SMichael Chan #include <linux/ethtool.h>
148b277589SMichael Chan #include <linux/linkmode.h>
15c0c050c5SMichael Chan #include <linux/interrupt.h>
16c0c050c5SMichael Chan #include <linux/pci.h>
17c0c050c5SMichael Chan #include <linux/etherdevice.h>
18c0c050c5SMichael Chan #include <linux/crc32.h>
19c0c050c5SMichael Chan #include <linux/firmware.h>
206c5657d0SVasundhara Volam #include <linux/utsname.h>
216c5657d0SVasundhara Volam #include <linux/time.h>
22118612d5SMichael Chan #include <linux/ptp_clock_kernel.h>
23118612d5SMichael Chan #include <linux/net_tstamp.h>
24118612d5SMichael Chan #include <linux/timecounter.h>
25c0c050c5SMichael Chan #include "bnxt_hsi.h"
26c0c050c5SMichael Chan #include "bnxt.h"
273c8c20dbSEdwin Peer #include "bnxt_hwrm.h"
286758f937SMichael Chan #include "bnxt_ulp.h"
29f7dc1ea6SMichael Chan #include "bnxt_xdp.h"
30118612d5SMichael Chan #include "bnxt_ptp.h"
31c0c050c5SMichael Chan #include "bnxt_ethtool.h"
32c0c050c5SMichael Chan #include "bnxt_nvm_defs.h"	/* NVRAM content constant and structure defs */
33c0c050c5SMichael Chan #include "bnxt_fw_hdr.h"	/* Firmware hdr constant and structure defs */
346c5657d0SVasundhara Volam #include "bnxt_coredump.h"
35c0c050c5SMichael Chan 
36c0c050c5SMichael Chan static u32 bnxt_get_msglevel(struct net_device *dev)
37c0c050c5SMichael Chan {
38c0c050c5SMichael Chan 	struct bnxt *bp = netdev_priv(dev);
39c0c050c5SMichael Chan 
40c0c050c5SMichael Chan 	return bp->msg_enable;
41c0c050c5SMichael Chan }
42c0c050c5SMichael Chan 
43c0c050c5SMichael Chan static void bnxt_set_msglevel(struct net_device *dev, u32 value)
44c0c050c5SMichael Chan {
45c0c050c5SMichael Chan 	struct bnxt *bp = netdev_priv(dev);
46c0c050c5SMichael Chan 
47c0c050c5SMichael Chan 	bp->msg_enable = value;
48c0c050c5SMichael Chan }
49c0c050c5SMichael Chan 
50c0c050c5SMichael Chan static int bnxt_get_coalesce(struct net_device *dev,
51f3ccfda1SYufeng Mo 			     struct ethtool_coalesce *coal,
52f3ccfda1SYufeng Mo 			     struct kernel_ethtool_coalesce *kernel_coal,
53f3ccfda1SYufeng Mo 			     struct netlink_ext_ack *extack)
54c0c050c5SMichael Chan {
55c0c050c5SMichael Chan 	struct bnxt *bp = netdev_priv(dev);
5618775aa8SMichael Chan 	struct bnxt_coal *hw_coal;
5718775aa8SMichael Chan 	u16 mult;
58c0c050c5SMichael Chan 
59c0c050c5SMichael Chan 	memset(coal, 0, sizeof(*coal));
60c0c050c5SMichael Chan 
616a8788f2SAndy Gospodarek 	coal->use_adaptive_rx_coalesce = bp->flags & BNXT_FLAG_DIM;
626a8788f2SAndy Gospodarek 
6318775aa8SMichael Chan 	hw_coal = &bp->rx_coal;
6418775aa8SMichael Chan 	mult = hw_coal->bufs_per_record;
6518775aa8SMichael Chan 	coal->rx_coalesce_usecs = hw_coal->coal_ticks;
6618775aa8SMichael Chan 	coal->rx_max_coalesced_frames = hw_coal->coal_bufs / mult;
6718775aa8SMichael Chan 	coal->rx_coalesce_usecs_irq = hw_coal->coal_ticks_irq;
6818775aa8SMichael Chan 	coal->rx_max_coalesced_frames_irq = hw_coal->coal_bufs_irq / mult;
693fcbdbd5SMichael Chan 	if (hw_coal->flags &
703fcbdbd5SMichael Chan 	    RING_CMPL_RING_CFG_AGGINT_PARAMS_REQ_FLAGS_TIMER_RESET)
713fcbdbd5SMichael Chan 		kernel_coal->use_cqe_mode_rx = true;
72c0c050c5SMichael Chan 
7318775aa8SMichael Chan 	hw_coal = &bp->tx_coal;
7418775aa8SMichael Chan 	mult = hw_coal->bufs_per_record;
7518775aa8SMichael Chan 	coal->tx_coalesce_usecs = hw_coal->coal_ticks;
7618775aa8SMichael Chan 	coal->tx_max_coalesced_frames = hw_coal->coal_bufs / mult;
7718775aa8SMichael Chan 	coal->tx_coalesce_usecs_irq = hw_coal->coal_ticks_irq;
7818775aa8SMichael Chan 	coal->tx_max_coalesced_frames_irq = hw_coal->coal_bufs_irq / mult;
793fcbdbd5SMichael Chan 	if (hw_coal->flags &
803fcbdbd5SMichael Chan 	    RING_CMPL_RING_CFG_AGGINT_PARAMS_REQ_FLAGS_TIMER_RESET)
813fcbdbd5SMichael Chan 		kernel_coal->use_cqe_mode_tx = true;
82dfc9c94aSMichael Chan 
8351f30785SMichael Chan 	coal->stats_block_coalesce_usecs = bp->stats_coal_ticks;
8451f30785SMichael Chan 
85c0c050c5SMichael Chan 	return 0;
86c0c050c5SMichael Chan }
87c0c050c5SMichael Chan 
88c0c050c5SMichael Chan static int bnxt_set_coalesce(struct net_device *dev,
89f3ccfda1SYufeng Mo 			     struct ethtool_coalesce *coal,
90f3ccfda1SYufeng Mo 			     struct kernel_ethtool_coalesce *kernel_coal,
91f3ccfda1SYufeng Mo 			     struct netlink_ext_ack *extack)
92c0c050c5SMichael Chan {
93c0c050c5SMichael Chan 	struct bnxt *bp = netdev_priv(dev);
9451f30785SMichael Chan 	bool update_stats = false;
9518775aa8SMichael Chan 	struct bnxt_coal *hw_coal;
96c0c050c5SMichael Chan 	int rc = 0;
9718775aa8SMichael Chan 	u16 mult;
98c0c050c5SMichael Chan 
996a8788f2SAndy Gospodarek 	if (coal->use_adaptive_rx_coalesce) {
1006a8788f2SAndy Gospodarek 		bp->flags |= BNXT_FLAG_DIM;
1016a8788f2SAndy Gospodarek 	} else {
1026a8788f2SAndy Gospodarek 		if (bp->flags & BNXT_FLAG_DIM) {
1036a8788f2SAndy Gospodarek 			bp->flags &= ~(BNXT_FLAG_DIM);
1046a8788f2SAndy Gospodarek 			goto reset_coalesce;
1056a8788f2SAndy Gospodarek 		}
1066a8788f2SAndy Gospodarek 	}
1076a8788f2SAndy Gospodarek 
1083fcbdbd5SMichael Chan 	if ((kernel_coal->use_cqe_mode_rx || kernel_coal->use_cqe_mode_tx) &&
1093fcbdbd5SMichael Chan 	    !(bp->coal_cap.cmpl_params &
1103fcbdbd5SMichael Chan 	      RING_AGGINT_QCAPS_RESP_CMPL_PARAMS_TIMER_RESET))
1113fcbdbd5SMichael Chan 		return -EOPNOTSUPP;
1123fcbdbd5SMichael Chan 
11318775aa8SMichael Chan 	hw_coal = &bp->rx_coal;
11418775aa8SMichael Chan 	mult = hw_coal->bufs_per_record;
11518775aa8SMichael Chan 	hw_coal->coal_ticks = coal->rx_coalesce_usecs;
11618775aa8SMichael Chan 	hw_coal->coal_bufs = coal->rx_max_coalesced_frames * mult;
11718775aa8SMichael Chan 	hw_coal->coal_ticks_irq = coal->rx_coalesce_usecs_irq;
11818775aa8SMichael Chan 	hw_coal->coal_bufs_irq = coal->rx_max_coalesced_frames_irq * mult;
1193fcbdbd5SMichael Chan 	hw_coal->flags &=
1203fcbdbd5SMichael Chan 		~RING_CMPL_RING_CFG_AGGINT_PARAMS_REQ_FLAGS_TIMER_RESET;
1213fcbdbd5SMichael Chan 	if (kernel_coal->use_cqe_mode_rx)
1223fcbdbd5SMichael Chan 		hw_coal->flags |=
1233fcbdbd5SMichael Chan 			RING_CMPL_RING_CFG_AGGINT_PARAMS_REQ_FLAGS_TIMER_RESET;
124c0c050c5SMichael Chan 
125de4a10efSAndy Gospodarek 	hw_coal = &bp->tx_coal;
12618775aa8SMichael Chan 	mult = hw_coal->bufs_per_record;
12718775aa8SMichael Chan 	hw_coal->coal_ticks = coal->tx_coalesce_usecs;
12818775aa8SMichael Chan 	hw_coal->coal_bufs = coal->tx_max_coalesced_frames * mult;
12918775aa8SMichael Chan 	hw_coal->coal_ticks_irq = coal->tx_coalesce_usecs_irq;
13018775aa8SMichael Chan 	hw_coal->coal_bufs_irq = coal->tx_max_coalesced_frames_irq * mult;
1313fcbdbd5SMichael Chan 	hw_coal->flags &=
1323fcbdbd5SMichael Chan 		~RING_CMPL_RING_CFG_AGGINT_PARAMS_REQ_FLAGS_TIMER_RESET;
1333fcbdbd5SMichael Chan 	if (kernel_coal->use_cqe_mode_tx)
1343fcbdbd5SMichael Chan 		hw_coal->flags |=
1353fcbdbd5SMichael Chan 			RING_CMPL_RING_CFG_AGGINT_PARAMS_REQ_FLAGS_TIMER_RESET;
136dfc9c94aSMichael Chan 
13751f30785SMichael Chan 	if (bp->stats_coal_ticks != coal->stats_block_coalesce_usecs) {
13851f30785SMichael Chan 		u32 stats_ticks = coal->stats_block_coalesce_usecs;
13951f30785SMichael Chan 
140adcc331eSMichael Chan 		/* Allow 0, which means disable. */
141adcc331eSMichael Chan 		if (stats_ticks)
14251f30785SMichael Chan 			stats_ticks = clamp_t(u32, stats_ticks,
14351f30785SMichael Chan 					      BNXT_MIN_STATS_COAL_TICKS,
14451f30785SMichael Chan 					      BNXT_MAX_STATS_COAL_TICKS);
14551f30785SMichael Chan 		stats_ticks = rounddown(stats_ticks, BNXT_MIN_STATS_COAL_TICKS);
14651f30785SMichael Chan 		bp->stats_coal_ticks = stats_ticks;
147e795892eSMichael Chan 		if (bp->stats_coal_ticks)
148e795892eSMichael Chan 			bp->current_interval =
149e795892eSMichael Chan 				bp->stats_coal_ticks * HZ / 1000000;
150e795892eSMichael Chan 		else
151e795892eSMichael Chan 			bp->current_interval = BNXT_TIMER_INTERVAL;
15251f30785SMichael Chan 		update_stats = true;
15351f30785SMichael Chan 	}
15451f30785SMichael Chan 
1556a8788f2SAndy Gospodarek reset_coalesce:
15651f30785SMichael Chan 	if (netif_running(dev)) {
15751f30785SMichael Chan 		if (update_stats) {
15851f30785SMichael Chan 			rc = bnxt_close_nic(bp, true, false);
15951f30785SMichael Chan 			if (!rc)
16051f30785SMichael Chan 				rc = bnxt_open_nic(bp, true, false);
16151f30785SMichael Chan 		} else {
162c0c050c5SMichael Chan 			rc = bnxt_hwrm_set_coal(bp);
16351f30785SMichael Chan 		}
16451f30785SMichael Chan 	}
165c0c050c5SMichael Chan 
166c0c050c5SMichael Chan 	return rc;
167c0c050c5SMichael Chan }
168c0c050c5SMichael Chan 
1693316d509SMichael Chan static const char * const bnxt_ring_rx_stats_str[] = {
170ee79566eSMichael Chan 	"rx_ucast_packets",
171ee79566eSMichael Chan 	"rx_mcast_packets",
172ee79566eSMichael Chan 	"rx_bcast_packets",
173ee79566eSMichael Chan 	"rx_discards",
174bfc6e5fbSMichael Chan 	"rx_errors",
175ee79566eSMichael Chan 	"rx_ucast_bytes",
176ee79566eSMichael Chan 	"rx_mcast_bytes",
177ee79566eSMichael Chan 	"rx_bcast_bytes",
1783316d509SMichael Chan };
1793316d509SMichael Chan 
1803316d509SMichael Chan static const char * const bnxt_ring_tx_stats_str[] = {
181ee79566eSMichael Chan 	"tx_ucast_packets",
182ee79566eSMichael Chan 	"tx_mcast_packets",
183ee79566eSMichael Chan 	"tx_bcast_packets",
184bfc6e5fbSMichael Chan 	"tx_errors",
185ee79566eSMichael Chan 	"tx_discards",
186ee79566eSMichael Chan 	"tx_ucast_bytes",
187ee79566eSMichael Chan 	"tx_mcast_bytes",
188ee79566eSMichael Chan 	"tx_bcast_bytes",
189ee79566eSMichael Chan };
190ee79566eSMichael Chan 
191ee79566eSMichael Chan static const char * const bnxt_ring_tpa_stats_str[] = {
192ee79566eSMichael Chan 	"tpa_packets",
193ee79566eSMichael Chan 	"tpa_bytes",
194ee79566eSMichael Chan 	"tpa_events",
195ee79566eSMichael Chan 	"tpa_aborts",
196ee79566eSMichael Chan };
197ee79566eSMichael Chan 
19878e7b866SMichael Chan static const char * const bnxt_ring_tpa2_stats_str[] = {
19978e7b866SMichael Chan 	"rx_tpa_eligible_pkt",
20078e7b866SMichael Chan 	"rx_tpa_eligible_bytes",
20178e7b866SMichael Chan 	"rx_tpa_pkt",
20278e7b866SMichael Chan 	"rx_tpa_bytes",
20378e7b866SMichael Chan 	"rx_tpa_errors",
2049d6b648cSMichael Chan 	"rx_tpa_events",
20578e7b866SMichael Chan };
20678e7b866SMichael Chan 
2079d8b5f05SMichael Chan static const char * const bnxt_rx_sw_stats_str[] = {
208ee79566eSMichael Chan 	"rx_l4_csum_errors",
2098a27d4b9SMichael Chan 	"rx_resets",
21019b3751fSMichael Chan 	"rx_buf_errors",
2119d8b5f05SMichael Chan };
2129d8b5f05SMichael Chan 
2139d8b5f05SMichael Chan static const char * const bnxt_cmn_sw_stats_str[] = {
214ee79566eSMichael Chan 	"missed_irqs",
215ee79566eSMichael Chan };
216c0c050c5SMichael Chan 
2178ddc9aaaSMichael Chan #define BNXT_RX_STATS_ENTRY(counter)	\
2188ddc9aaaSMichael Chan 	{ BNXT_RX_STATS_OFFSET(counter), __stringify(counter) }
2198ddc9aaaSMichael Chan 
2208ddc9aaaSMichael Chan #define BNXT_TX_STATS_ENTRY(counter)	\
2218ddc9aaaSMichael Chan 	{ BNXT_TX_STATS_OFFSET(counter), __stringify(counter) }
2228ddc9aaaSMichael Chan 
22300db3cbaSVasundhara Volam #define BNXT_RX_STATS_EXT_ENTRY(counter)	\
22400db3cbaSVasundhara Volam 	{ BNXT_RX_STATS_EXT_OFFSET(counter), __stringify(counter) }
22500db3cbaSVasundhara Volam 
22636e53349SMichael Chan #define BNXT_TX_STATS_EXT_ENTRY(counter)	\
22736e53349SMichael Chan 	{ BNXT_TX_STATS_EXT_OFFSET(counter), __stringify(counter) }
22836e53349SMichael Chan 
22936e53349SMichael Chan #define BNXT_RX_STATS_EXT_PFC_ENTRY(n)				\
23036e53349SMichael Chan 	BNXT_RX_STATS_EXT_ENTRY(pfc_pri##n##_rx_duration_us),	\
23136e53349SMichael Chan 	BNXT_RX_STATS_EXT_ENTRY(pfc_pri##n##_rx_transitions)
23236e53349SMichael Chan 
23336e53349SMichael Chan #define BNXT_TX_STATS_EXT_PFC_ENTRY(n)				\
23436e53349SMichael Chan 	BNXT_TX_STATS_EXT_ENTRY(pfc_pri##n##_tx_duration_us),	\
23536e53349SMichael Chan 	BNXT_TX_STATS_EXT_ENTRY(pfc_pri##n##_tx_transitions)
23636e53349SMichael Chan 
23736e53349SMichael Chan #define BNXT_RX_STATS_EXT_PFC_ENTRIES				\
23836e53349SMichael Chan 	BNXT_RX_STATS_EXT_PFC_ENTRY(0),				\
23936e53349SMichael Chan 	BNXT_RX_STATS_EXT_PFC_ENTRY(1),				\
24036e53349SMichael Chan 	BNXT_RX_STATS_EXT_PFC_ENTRY(2),				\
24136e53349SMichael Chan 	BNXT_RX_STATS_EXT_PFC_ENTRY(3),				\
24236e53349SMichael Chan 	BNXT_RX_STATS_EXT_PFC_ENTRY(4),				\
24336e53349SMichael Chan 	BNXT_RX_STATS_EXT_PFC_ENTRY(5),				\
24436e53349SMichael Chan 	BNXT_RX_STATS_EXT_PFC_ENTRY(6),				\
24536e53349SMichael Chan 	BNXT_RX_STATS_EXT_PFC_ENTRY(7)
24636e53349SMichael Chan 
24736e53349SMichael Chan #define BNXT_TX_STATS_EXT_PFC_ENTRIES				\
24836e53349SMichael Chan 	BNXT_TX_STATS_EXT_PFC_ENTRY(0),				\
24936e53349SMichael Chan 	BNXT_TX_STATS_EXT_PFC_ENTRY(1),				\
25036e53349SMichael Chan 	BNXT_TX_STATS_EXT_PFC_ENTRY(2),				\
25136e53349SMichael Chan 	BNXT_TX_STATS_EXT_PFC_ENTRY(3),				\
25236e53349SMichael Chan 	BNXT_TX_STATS_EXT_PFC_ENTRY(4),				\
25336e53349SMichael Chan 	BNXT_TX_STATS_EXT_PFC_ENTRY(5),				\
25436e53349SMichael Chan 	BNXT_TX_STATS_EXT_PFC_ENTRY(6),				\
25536e53349SMichael Chan 	BNXT_TX_STATS_EXT_PFC_ENTRY(7)
25636e53349SMichael Chan 
25736e53349SMichael Chan #define BNXT_RX_STATS_EXT_COS_ENTRY(n)				\
25836e53349SMichael Chan 	BNXT_RX_STATS_EXT_ENTRY(rx_bytes_cos##n),		\
25936e53349SMichael Chan 	BNXT_RX_STATS_EXT_ENTRY(rx_packets_cos##n)
26036e53349SMichael Chan 
26136e53349SMichael Chan #define BNXT_TX_STATS_EXT_COS_ENTRY(n)				\
26236e53349SMichael Chan 	BNXT_TX_STATS_EXT_ENTRY(tx_bytes_cos##n),		\
26336e53349SMichael Chan 	BNXT_TX_STATS_EXT_ENTRY(tx_packets_cos##n)
26436e53349SMichael Chan 
26536e53349SMichael Chan #define BNXT_RX_STATS_EXT_COS_ENTRIES				\
26636e53349SMichael Chan 	BNXT_RX_STATS_EXT_COS_ENTRY(0),				\
26736e53349SMichael Chan 	BNXT_RX_STATS_EXT_COS_ENTRY(1),				\
26836e53349SMichael Chan 	BNXT_RX_STATS_EXT_COS_ENTRY(2),				\
26936e53349SMichael Chan 	BNXT_RX_STATS_EXT_COS_ENTRY(3),				\
27036e53349SMichael Chan 	BNXT_RX_STATS_EXT_COS_ENTRY(4),				\
27136e53349SMichael Chan 	BNXT_RX_STATS_EXT_COS_ENTRY(5),				\
27236e53349SMichael Chan 	BNXT_RX_STATS_EXT_COS_ENTRY(6),				\
27336e53349SMichael Chan 	BNXT_RX_STATS_EXT_COS_ENTRY(7)				\
27436e53349SMichael Chan 
27536e53349SMichael Chan #define BNXT_TX_STATS_EXT_COS_ENTRIES				\
27636e53349SMichael Chan 	BNXT_TX_STATS_EXT_COS_ENTRY(0),				\
27736e53349SMichael Chan 	BNXT_TX_STATS_EXT_COS_ENTRY(1),				\
27836e53349SMichael Chan 	BNXT_TX_STATS_EXT_COS_ENTRY(2),				\
27936e53349SMichael Chan 	BNXT_TX_STATS_EXT_COS_ENTRY(3),				\
28036e53349SMichael Chan 	BNXT_TX_STATS_EXT_COS_ENTRY(4),				\
28136e53349SMichael Chan 	BNXT_TX_STATS_EXT_COS_ENTRY(5),				\
28236e53349SMichael Chan 	BNXT_TX_STATS_EXT_COS_ENTRY(6),				\
28336e53349SMichael Chan 	BNXT_TX_STATS_EXT_COS_ENTRY(7)				\
28436e53349SMichael Chan 
2852792b5b9SMichael Chan #define BNXT_RX_STATS_EXT_DISCARD_COS_ENTRY(n)			\
2862792b5b9SMichael Chan 	BNXT_RX_STATS_EXT_ENTRY(rx_discard_bytes_cos##n),	\
2872792b5b9SMichael Chan 	BNXT_RX_STATS_EXT_ENTRY(rx_discard_packets_cos##n)
2882792b5b9SMichael Chan 
2892792b5b9SMichael Chan #define BNXT_RX_STATS_EXT_DISCARD_COS_ENTRIES				\
2902792b5b9SMichael Chan 	BNXT_RX_STATS_EXT_DISCARD_COS_ENTRY(0),				\
2912792b5b9SMichael Chan 	BNXT_RX_STATS_EXT_DISCARD_COS_ENTRY(1),				\
2922792b5b9SMichael Chan 	BNXT_RX_STATS_EXT_DISCARD_COS_ENTRY(2),				\
2932792b5b9SMichael Chan 	BNXT_RX_STATS_EXT_DISCARD_COS_ENTRY(3),				\
2942792b5b9SMichael Chan 	BNXT_RX_STATS_EXT_DISCARD_COS_ENTRY(4),				\
2952792b5b9SMichael Chan 	BNXT_RX_STATS_EXT_DISCARD_COS_ENTRY(5),				\
2962792b5b9SMichael Chan 	BNXT_RX_STATS_EXT_DISCARD_COS_ENTRY(6),				\
2972792b5b9SMichael Chan 	BNXT_RX_STATS_EXT_DISCARD_COS_ENTRY(7)
2982792b5b9SMichael Chan 
299e37fed79SMichael Chan #define BNXT_RX_STATS_PRI_ENTRY(counter, n)		\
300e37fed79SMichael Chan 	{ BNXT_RX_STATS_EXT_OFFSET(counter##_cos0),	\
301e37fed79SMichael Chan 	  __stringify(counter##_pri##n) }
302e37fed79SMichael Chan 
303e37fed79SMichael Chan #define BNXT_TX_STATS_PRI_ENTRY(counter, n)		\
304e37fed79SMichael Chan 	{ BNXT_TX_STATS_EXT_OFFSET(counter##_cos0),	\
305e37fed79SMichael Chan 	  __stringify(counter##_pri##n) }
306e37fed79SMichael Chan 
307e37fed79SMichael Chan #define BNXT_RX_STATS_PRI_ENTRIES(counter)		\
308e37fed79SMichael Chan 	BNXT_RX_STATS_PRI_ENTRY(counter, 0),		\
309e37fed79SMichael Chan 	BNXT_RX_STATS_PRI_ENTRY(counter, 1),		\
310e37fed79SMichael Chan 	BNXT_RX_STATS_PRI_ENTRY(counter, 2),		\
311e37fed79SMichael Chan 	BNXT_RX_STATS_PRI_ENTRY(counter, 3),		\
312e37fed79SMichael Chan 	BNXT_RX_STATS_PRI_ENTRY(counter, 4),		\
313e37fed79SMichael Chan 	BNXT_RX_STATS_PRI_ENTRY(counter, 5),		\
314e37fed79SMichael Chan 	BNXT_RX_STATS_PRI_ENTRY(counter, 6),		\
315e37fed79SMichael Chan 	BNXT_RX_STATS_PRI_ENTRY(counter, 7)
316e37fed79SMichael Chan 
317e37fed79SMichael Chan #define BNXT_TX_STATS_PRI_ENTRIES(counter)		\
318e37fed79SMichael Chan 	BNXT_TX_STATS_PRI_ENTRY(counter, 0),		\
319e37fed79SMichael Chan 	BNXT_TX_STATS_PRI_ENTRY(counter, 1),		\
320e37fed79SMichael Chan 	BNXT_TX_STATS_PRI_ENTRY(counter, 2),		\
321e37fed79SMichael Chan 	BNXT_TX_STATS_PRI_ENTRY(counter, 3),		\
322e37fed79SMichael Chan 	BNXT_TX_STATS_PRI_ENTRY(counter, 4),		\
323e37fed79SMichael Chan 	BNXT_TX_STATS_PRI_ENTRY(counter, 5),		\
324e37fed79SMichael Chan 	BNXT_TX_STATS_PRI_ENTRY(counter, 6),		\
325e37fed79SMichael Chan 	BNXT_TX_STATS_PRI_ENTRY(counter, 7)
326e37fed79SMichael Chan 
32720c1d28eSVasundhara Volam enum {
32820c1d28eSVasundhara Volam 	RX_TOTAL_DISCARDS,
32920c1d28eSVasundhara Volam 	TX_TOTAL_DISCARDS,
33040bedf7cSJakub Kicinski 	RX_NETPOLL_DISCARDS,
33120c1d28eSVasundhara Volam };
33220c1d28eSVasundhara Volam 
33320c1d28eSVasundhara Volam static struct {
33420c1d28eSVasundhara Volam 	u64			counter;
33520c1d28eSVasundhara Volam 	char			string[ETH_GSTRING_LEN];
33620c1d28eSVasundhara Volam } bnxt_sw_func_stats[] = {
33720c1d28eSVasundhara Volam 	{0, "rx_total_discard_pkts"},
33820c1d28eSVasundhara Volam 	{0, "tx_total_discard_pkts"},
33940bedf7cSJakub Kicinski 	{0, "rx_total_netpoll_discards"},
34020c1d28eSVasundhara Volam };
34120c1d28eSVasundhara Volam 
3423316d509SMichael Chan #define NUM_RING_RX_SW_STATS		ARRAY_SIZE(bnxt_rx_sw_stats_str)
3433316d509SMichael Chan #define NUM_RING_CMN_SW_STATS		ARRAY_SIZE(bnxt_cmn_sw_stats_str)
3443316d509SMichael Chan #define NUM_RING_RX_HW_STATS		ARRAY_SIZE(bnxt_ring_rx_stats_str)
3453316d509SMichael Chan #define NUM_RING_TX_HW_STATS		ARRAY_SIZE(bnxt_ring_tx_stats_str)
3463316d509SMichael Chan 
3478ddc9aaaSMichael Chan static const struct {
3488ddc9aaaSMichael Chan 	long offset;
3498ddc9aaaSMichael Chan 	char string[ETH_GSTRING_LEN];
3508ddc9aaaSMichael Chan } bnxt_port_stats_arr[] = {
3518ddc9aaaSMichael Chan 	BNXT_RX_STATS_ENTRY(rx_64b_frames),
3528ddc9aaaSMichael Chan 	BNXT_RX_STATS_ENTRY(rx_65b_127b_frames),
3538ddc9aaaSMichael Chan 	BNXT_RX_STATS_ENTRY(rx_128b_255b_frames),
3548ddc9aaaSMichael Chan 	BNXT_RX_STATS_ENTRY(rx_256b_511b_frames),
3558ddc9aaaSMichael Chan 	BNXT_RX_STATS_ENTRY(rx_512b_1023b_frames),
3566fc92c33SMichael Chan 	BNXT_RX_STATS_ENTRY(rx_1024b_1518b_frames),
3578ddc9aaaSMichael Chan 	BNXT_RX_STATS_ENTRY(rx_good_vlan_frames),
3588ddc9aaaSMichael Chan 	BNXT_RX_STATS_ENTRY(rx_1519b_2047b_frames),
3598ddc9aaaSMichael Chan 	BNXT_RX_STATS_ENTRY(rx_2048b_4095b_frames),
3608ddc9aaaSMichael Chan 	BNXT_RX_STATS_ENTRY(rx_4096b_9216b_frames),
3618ddc9aaaSMichael Chan 	BNXT_RX_STATS_ENTRY(rx_9217b_16383b_frames),
3628ddc9aaaSMichael Chan 	BNXT_RX_STATS_ENTRY(rx_total_frames),
3638ddc9aaaSMichael Chan 	BNXT_RX_STATS_ENTRY(rx_ucast_frames),
3648ddc9aaaSMichael Chan 	BNXT_RX_STATS_ENTRY(rx_mcast_frames),
3658ddc9aaaSMichael Chan 	BNXT_RX_STATS_ENTRY(rx_bcast_frames),
3668ddc9aaaSMichael Chan 	BNXT_RX_STATS_ENTRY(rx_fcs_err_frames),
3678ddc9aaaSMichael Chan 	BNXT_RX_STATS_ENTRY(rx_ctrl_frames),
3688ddc9aaaSMichael Chan 	BNXT_RX_STATS_ENTRY(rx_pause_frames),
3698ddc9aaaSMichael Chan 	BNXT_RX_STATS_ENTRY(rx_pfc_frames),
3708ddc9aaaSMichael Chan 	BNXT_RX_STATS_ENTRY(rx_align_err_frames),
3718ddc9aaaSMichael Chan 	BNXT_RX_STATS_ENTRY(rx_ovrsz_frames),
3728ddc9aaaSMichael Chan 	BNXT_RX_STATS_ENTRY(rx_jbr_frames),
3738ddc9aaaSMichael Chan 	BNXT_RX_STATS_ENTRY(rx_mtu_err_frames),
3748ddc9aaaSMichael Chan 	BNXT_RX_STATS_ENTRY(rx_tagged_frames),
3758ddc9aaaSMichael Chan 	BNXT_RX_STATS_ENTRY(rx_double_tagged_frames),
3768ddc9aaaSMichael Chan 	BNXT_RX_STATS_ENTRY(rx_good_frames),
377c77192f2SMichael Chan 	BNXT_RX_STATS_ENTRY(rx_pfc_ena_frames_pri0),
378c77192f2SMichael Chan 	BNXT_RX_STATS_ENTRY(rx_pfc_ena_frames_pri1),
379c77192f2SMichael Chan 	BNXT_RX_STATS_ENTRY(rx_pfc_ena_frames_pri2),
380c77192f2SMichael Chan 	BNXT_RX_STATS_ENTRY(rx_pfc_ena_frames_pri3),
381c77192f2SMichael Chan 	BNXT_RX_STATS_ENTRY(rx_pfc_ena_frames_pri4),
382c77192f2SMichael Chan 	BNXT_RX_STATS_ENTRY(rx_pfc_ena_frames_pri5),
383c77192f2SMichael Chan 	BNXT_RX_STATS_ENTRY(rx_pfc_ena_frames_pri6),
384c77192f2SMichael Chan 	BNXT_RX_STATS_ENTRY(rx_pfc_ena_frames_pri7),
3858ddc9aaaSMichael Chan 	BNXT_RX_STATS_ENTRY(rx_undrsz_frames),
3868ddc9aaaSMichael Chan 	BNXT_RX_STATS_ENTRY(rx_eee_lpi_events),
3878ddc9aaaSMichael Chan 	BNXT_RX_STATS_ENTRY(rx_eee_lpi_duration),
3888ddc9aaaSMichael Chan 	BNXT_RX_STATS_ENTRY(rx_bytes),
3898ddc9aaaSMichael Chan 	BNXT_RX_STATS_ENTRY(rx_runt_bytes),
3908ddc9aaaSMichael Chan 	BNXT_RX_STATS_ENTRY(rx_runt_frames),
391699efed0SVasundhara Volam 	BNXT_RX_STATS_ENTRY(rx_stat_discard),
392699efed0SVasundhara Volam 	BNXT_RX_STATS_ENTRY(rx_stat_err),
3938ddc9aaaSMichael Chan 
3948ddc9aaaSMichael Chan 	BNXT_TX_STATS_ENTRY(tx_64b_frames),
3958ddc9aaaSMichael Chan 	BNXT_TX_STATS_ENTRY(tx_65b_127b_frames),
3968ddc9aaaSMichael Chan 	BNXT_TX_STATS_ENTRY(tx_128b_255b_frames),
3978ddc9aaaSMichael Chan 	BNXT_TX_STATS_ENTRY(tx_256b_511b_frames),
3988ddc9aaaSMichael Chan 	BNXT_TX_STATS_ENTRY(tx_512b_1023b_frames),
3996fc92c33SMichael Chan 	BNXT_TX_STATS_ENTRY(tx_1024b_1518b_frames),
4008ddc9aaaSMichael Chan 	BNXT_TX_STATS_ENTRY(tx_good_vlan_frames),
4016fc92c33SMichael Chan 	BNXT_TX_STATS_ENTRY(tx_1519b_2047b_frames),
4028ddc9aaaSMichael Chan 	BNXT_TX_STATS_ENTRY(tx_2048b_4095b_frames),
4038ddc9aaaSMichael Chan 	BNXT_TX_STATS_ENTRY(tx_4096b_9216b_frames),
4048ddc9aaaSMichael Chan 	BNXT_TX_STATS_ENTRY(tx_9217b_16383b_frames),
4058ddc9aaaSMichael Chan 	BNXT_TX_STATS_ENTRY(tx_good_frames),
4068ddc9aaaSMichael Chan 	BNXT_TX_STATS_ENTRY(tx_total_frames),
4078ddc9aaaSMichael Chan 	BNXT_TX_STATS_ENTRY(tx_ucast_frames),
4088ddc9aaaSMichael Chan 	BNXT_TX_STATS_ENTRY(tx_mcast_frames),
4098ddc9aaaSMichael Chan 	BNXT_TX_STATS_ENTRY(tx_bcast_frames),
4108ddc9aaaSMichael Chan 	BNXT_TX_STATS_ENTRY(tx_pause_frames),
4118ddc9aaaSMichael Chan 	BNXT_TX_STATS_ENTRY(tx_pfc_frames),
4128ddc9aaaSMichael Chan 	BNXT_TX_STATS_ENTRY(tx_jabber_frames),
4138ddc9aaaSMichael Chan 	BNXT_TX_STATS_ENTRY(tx_fcs_err_frames),
4148ddc9aaaSMichael Chan 	BNXT_TX_STATS_ENTRY(tx_err),
4158ddc9aaaSMichael Chan 	BNXT_TX_STATS_ENTRY(tx_fifo_underruns),
416c77192f2SMichael Chan 	BNXT_TX_STATS_ENTRY(tx_pfc_ena_frames_pri0),
417c77192f2SMichael Chan 	BNXT_TX_STATS_ENTRY(tx_pfc_ena_frames_pri1),
418c77192f2SMichael Chan 	BNXT_TX_STATS_ENTRY(tx_pfc_ena_frames_pri2),
419c77192f2SMichael Chan 	BNXT_TX_STATS_ENTRY(tx_pfc_ena_frames_pri3),
420c77192f2SMichael Chan 	BNXT_TX_STATS_ENTRY(tx_pfc_ena_frames_pri4),
421c77192f2SMichael Chan 	BNXT_TX_STATS_ENTRY(tx_pfc_ena_frames_pri5),
422c77192f2SMichael Chan 	BNXT_TX_STATS_ENTRY(tx_pfc_ena_frames_pri6),
423c77192f2SMichael Chan 	BNXT_TX_STATS_ENTRY(tx_pfc_ena_frames_pri7),
4248ddc9aaaSMichael Chan 	BNXT_TX_STATS_ENTRY(tx_eee_lpi_events),
4258ddc9aaaSMichael Chan 	BNXT_TX_STATS_ENTRY(tx_eee_lpi_duration),
4268ddc9aaaSMichael Chan 	BNXT_TX_STATS_ENTRY(tx_total_collisions),
4278ddc9aaaSMichael Chan 	BNXT_TX_STATS_ENTRY(tx_bytes),
428699efed0SVasundhara Volam 	BNXT_TX_STATS_ENTRY(tx_xthol_frames),
429699efed0SVasundhara Volam 	BNXT_TX_STATS_ENTRY(tx_stat_discard),
430699efed0SVasundhara Volam 	BNXT_TX_STATS_ENTRY(tx_stat_error),
4318ddc9aaaSMichael Chan };
4328ddc9aaaSMichael Chan 
43300db3cbaSVasundhara Volam static const struct {
43400db3cbaSVasundhara Volam 	long offset;
43500db3cbaSVasundhara Volam 	char string[ETH_GSTRING_LEN];
43600db3cbaSVasundhara Volam } bnxt_port_stats_ext_arr[] = {
43700db3cbaSVasundhara Volam 	BNXT_RX_STATS_EXT_ENTRY(link_down_events),
43800db3cbaSVasundhara Volam 	BNXT_RX_STATS_EXT_ENTRY(continuous_pause_events),
43900db3cbaSVasundhara Volam 	BNXT_RX_STATS_EXT_ENTRY(resume_pause_events),
44000db3cbaSVasundhara Volam 	BNXT_RX_STATS_EXT_ENTRY(continuous_roce_pause_events),
44100db3cbaSVasundhara Volam 	BNXT_RX_STATS_EXT_ENTRY(resume_roce_pause_events),
44236e53349SMichael Chan 	BNXT_RX_STATS_EXT_COS_ENTRIES,
44336e53349SMichael Chan 	BNXT_RX_STATS_EXT_PFC_ENTRIES,
4444a50ddc2SMichael Chan 	BNXT_RX_STATS_EXT_ENTRY(rx_bits),
4454a50ddc2SMichael Chan 	BNXT_RX_STATS_EXT_ENTRY(rx_buffer_passed_threshold),
4464a50ddc2SMichael Chan 	BNXT_RX_STATS_EXT_ENTRY(rx_pcs_symbol_err),
4474a50ddc2SMichael Chan 	BNXT_RX_STATS_EXT_ENTRY(rx_corrected_bits),
4482792b5b9SMichael Chan 	BNXT_RX_STATS_EXT_DISCARD_COS_ENTRIES,
44921e70778SMichael Chan 	BNXT_RX_STATS_EXT_ENTRY(rx_fec_corrected_blocks),
45021e70778SMichael Chan 	BNXT_RX_STATS_EXT_ENTRY(rx_fec_uncorrectable_blocks),
45136e53349SMichael Chan };
45236e53349SMichael Chan 
45336e53349SMichael Chan static const struct {
45436e53349SMichael Chan 	long offset;
45536e53349SMichael Chan 	char string[ETH_GSTRING_LEN];
45636e53349SMichael Chan } bnxt_tx_port_stats_ext_arr[] = {
45736e53349SMichael Chan 	BNXT_TX_STATS_EXT_COS_ENTRIES,
45836e53349SMichael Chan 	BNXT_TX_STATS_EXT_PFC_ENTRIES,
45900db3cbaSVasundhara Volam };
46000db3cbaSVasundhara Volam 
461e37fed79SMichael Chan static const struct {
462e37fed79SMichael Chan 	long base_off;
463e37fed79SMichael Chan 	char string[ETH_GSTRING_LEN];
464e37fed79SMichael Chan } bnxt_rx_bytes_pri_arr[] = {
465e37fed79SMichael Chan 	BNXT_RX_STATS_PRI_ENTRIES(rx_bytes),
466e37fed79SMichael Chan };
467e37fed79SMichael Chan 
468e37fed79SMichael Chan static const struct {
469e37fed79SMichael Chan 	long base_off;
470e37fed79SMichael Chan 	char string[ETH_GSTRING_LEN];
471e37fed79SMichael Chan } bnxt_rx_pkts_pri_arr[] = {
472e37fed79SMichael Chan 	BNXT_RX_STATS_PRI_ENTRIES(rx_packets),
473e37fed79SMichael Chan };
474e37fed79SMichael Chan 
475e37fed79SMichael Chan static const struct {
476e37fed79SMichael Chan 	long base_off;
477e37fed79SMichael Chan 	char string[ETH_GSTRING_LEN];
478e37fed79SMichael Chan } bnxt_tx_bytes_pri_arr[] = {
479e37fed79SMichael Chan 	BNXT_TX_STATS_PRI_ENTRIES(tx_bytes),
480e37fed79SMichael Chan };
481e37fed79SMichael Chan 
482e37fed79SMichael Chan static const struct {
483e37fed79SMichael Chan 	long base_off;
484e37fed79SMichael Chan 	char string[ETH_GSTRING_LEN];
485e37fed79SMichael Chan } bnxt_tx_pkts_pri_arr[] = {
486e37fed79SMichael Chan 	BNXT_TX_STATS_PRI_ENTRIES(tx_packets),
487e37fed79SMichael Chan };
488e37fed79SMichael Chan 
48920c1d28eSVasundhara Volam #define BNXT_NUM_SW_FUNC_STATS	ARRAY_SIZE(bnxt_sw_func_stats)
4908ddc9aaaSMichael Chan #define BNXT_NUM_PORT_STATS ARRAY_SIZE(bnxt_port_stats_arr)
491e37fed79SMichael Chan #define BNXT_NUM_STATS_PRI			\
492e37fed79SMichael Chan 	(ARRAY_SIZE(bnxt_rx_bytes_pri_arr) +	\
493e37fed79SMichael Chan 	 ARRAY_SIZE(bnxt_rx_pkts_pri_arr) +	\
494e37fed79SMichael Chan 	 ARRAY_SIZE(bnxt_tx_bytes_pri_arr) +	\
495e37fed79SMichael Chan 	 ARRAY_SIZE(bnxt_tx_pkts_pri_arr))
4968ddc9aaaSMichael Chan 
49778e7b866SMichael Chan static int bnxt_get_num_tpa_ring_stats(struct bnxt *bp)
49878e7b866SMichael Chan {
49978e7b866SMichael Chan 	if (BNXT_SUPPORTS_TPA(bp)) {
5009d6b648cSMichael Chan 		if (bp->max_tpa_v2) {
5019d6b648cSMichael Chan 			if (BNXT_CHIP_P5_THOR(bp))
5029d6b648cSMichael Chan 				return BNXT_NUM_TPA_RING_STATS_P5;
5039d6b648cSMichael Chan 			return BNXT_NUM_TPA_RING_STATS_P5_SR2;
5049d6b648cSMichael Chan 		}
5059d6b648cSMichael Chan 		return BNXT_NUM_TPA_RING_STATS;
50678e7b866SMichael Chan 	}
50778e7b866SMichael Chan 	return 0;
50878e7b866SMichael Chan }
50978e7b866SMichael Chan 
510ee79566eSMichael Chan static int bnxt_get_num_ring_stats(struct bnxt *bp)
511ee79566eSMichael Chan {
5123316d509SMichael Chan 	int rx, tx, cmn;
513ee79566eSMichael Chan 
5143316d509SMichael Chan 	rx = NUM_RING_RX_HW_STATS + NUM_RING_RX_SW_STATS +
51578e7b866SMichael Chan 	     bnxt_get_num_tpa_ring_stats(bp);
5163316d509SMichael Chan 	tx = NUM_RING_TX_HW_STATS;
5173316d509SMichael Chan 	cmn = NUM_RING_CMN_SW_STATS;
518125592fbSRajesh Ravi 	return rx * bp->rx_nr_rings + tx * bp->tx_nr_rings +
519125592fbSRajesh Ravi 	       cmn * bp->cp_nr_rings;
520ee79566eSMichael Chan }
521ee79566eSMichael Chan 
5225c8227d0SMichael Chan static int bnxt_get_num_stats(struct bnxt *bp)
523c0c050c5SMichael Chan {
524ee79566eSMichael Chan 	int num_stats = bnxt_get_num_ring_stats(bp);
5258ddc9aaaSMichael Chan 
52620c1d28eSVasundhara Volam 	num_stats += BNXT_NUM_SW_FUNC_STATS;
52720c1d28eSVasundhara Volam 
5288ddc9aaaSMichael Chan 	if (bp->flags & BNXT_FLAG_PORT_STATS)
5298ddc9aaaSMichael Chan 		num_stats += BNXT_NUM_PORT_STATS;
5308ddc9aaaSMichael Chan 
531e37fed79SMichael Chan 	if (bp->flags & BNXT_FLAG_PORT_STATS_EXT) {
53236e53349SMichael Chan 		num_stats += bp->fw_rx_stats_ext_size +
53336e53349SMichael Chan 			     bp->fw_tx_stats_ext_size;
534e37fed79SMichael Chan 		if (bp->pri2cos_valid)
535e37fed79SMichael Chan 			num_stats += BNXT_NUM_STATS_PRI;
536e37fed79SMichael Chan 	}
53700db3cbaSVasundhara Volam 
5388ddc9aaaSMichael Chan 	return num_stats;
5398ddc9aaaSMichael Chan }
5405c8227d0SMichael Chan 
5415c8227d0SMichael Chan static int bnxt_get_sset_count(struct net_device *dev, int sset)
5425c8227d0SMichael Chan {
5435c8227d0SMichael Chan 	struct bnxt *bp = netdev_priv(dev);
5445c8227d0SMichael Chan 
5455c8227d0SMichael Chan 	switch (sset) {
5465c8227d0SMichael Chan 	case ETH_SS_STATS:
5475c8227d0SMichael Chan 		return bnxt_get_num_stats(bp);
548eb513658SMichael Chan 	case ETH_SS_TEST:
549eb513658SMichael Chan 		if (!bp->num_tests)
550eb513658SMichael Chan 			return -EOPNOTSUPP;
551eb513658SMichael Chan 		return bp->num_tests;
552c0c050c5SMichael Chan 	default:
553c0c050c5SMichael Chan 		return -EOPNOTSUPP;
554c0c050c5SMichael Chan 	}
555c0c050c5SMichael Chan }
556c0c050c5SMichael Chan 
557125592fbSRajesh Ravi static bool is_rx_ring(struct bnxt *bp, int ring_num)
558125592fbSRajesh Ravi {
559125592fbSRajesh Ravi 	return ring_num < bp->rx_nr_rings;
560125592fbSRajesh Ravi }
561125592fbSRajesh Ravi 
562125592fbSRajesh Ravi static bool is_tx_ring(struct bnxt *bp, int ring_num)
563125592fbSRajesh Ravi {
564125592fbSRajesh Ravi 	int tx_base = 0;
565125592fbSRajesh Ravi 
566125592fbSRajesh Ravi 	if (!(bp->flags & BNXT_FLAG_SHARED_RINGS))
567125592fbSRajesh Ravi 		tx_base = bp->rx_nr_rings;
568125592fbSRajesh Ravi 
569125592fbSRajesh Ravi 	if (ring_num >= tx_base && ring_num < (tx_base + bp->tx_nr_rings))
570125592fbSRajesh Ravi 		return true;
571125592fbSRajesh Ravi 	return false;
572125592fbSRajesh Ravi }
573125592fbSRajesh Ravi 
574c0c050c5SMichael Chan static void bnxt_get_ethtool_stats(struct net_device *dev,
575c0c050c5SMichael Chan 				   struct ethtool_stats *stats, u64 *buf)
576c0c050c5SMichael Chan {
577c0c050c5SMichael Chan 	u32 i, j = 0;
578c0c050c5SMichael Chan 	struct bnxt *bp = netdev_priv(dev);
579125592fbSRajesh Ravi 	u32 tpa_stats;
580c0c050c5SMichael Chan 
581fd3ab1c7SMichael Chan 	if (!bp->bnapi) {
582ee79566eSMichael Chan 		j += bnxt_get_num_ring_stats(bp) + BNXT_NUM_SW_FUNC_STATS;
583fd3ab1c7SMichael Chan 		goto skip_ring_stats;
584fd3ab1c7SMichael Chan 	}
585c0c050c5SMichael Chan 
58620c1d28eSVasundhara Volam 	for (i = 0; i < BNXT_NUM_SW_FUNC_STATS; i++)
58720c1d28eSVasundhara Volam 		bnxt_sw_func_stats[i].counter = 0;
58820c1d28eSVasundhara Volam 
589125592fbSRajesh Ravi 	tpa_stats = bnxt_get_num_tpa_ring_stats(bp);
590c0c050c5SMichael Chan 	for (i = 0; i < bp->cp_nr_rings; i++) {
591c0c050c5SMichael Chan 		struct bnxt_napi *bnapi = bp->bnapi[i];
592c0c050c5SMichael Chan 		struct bnxt_cp_ring_info *cpr = &bnapi->cp_ring;
593a0c30621SMichael Chan 		u64 *sw_stats = cpr->stats.sw_stats;
5949d8b5f05SMichael Chan 		u64 *sw;
595c0c050c5SMichael Chan 		int k;
596c0c050c5SMichael Chan 
597125592fbSRajesh Ravi 		if (is_rx_ring(bp, i)) {
598125592fbSRajesh Ravi 			for (k = 0; k < NUM_RING_RX_HW_STATS; j++, k++)
599a0c30621SMichael Chan 				buf[j] = sw_stats[k];
600125592fbSRajesh Ravi 		}
601125592fbSRajesh Ravi 		if (is_tx_ring(bp, i)) {
602125592fbSRajesh Ravi 			k = NUM_RING_RX_HW_STATS;
603125592fbSRajesh Ravi 			for (; k < NUM_RING_RX_HW_STATS + NUM_RING_TX_HW_STATS;
604125592fbSRajesh Ravi 			       j++, k++)
605a0c30621SMichael Chan 				buf[j] = sw_stats[k];
606125592fbSRajesh Ravi 		}
607125592fbSRajesh Ravi 		if (!tpa_stats || !is_rx_ring(bp, i))
608125592fbSRajesh Ravi 			goto skip_tpa_ring_stats;
609125592fbSRajesh Ravi 
610125592fbSRajesh Ravi 		k = NUM_RING_RX_HW_STATS + NUM_RING_TX_HW_STATS;
611125592fbSRajesh Ravi 		for (; k < NUM_RING_RX_HW_STATS + NUM_RING_TX_HW_STATS +
612125592fbSRajesh Ravi 			   tpa_stats; j++, k++)
613a0c30621SMichael Chan 			buf[j] = sw_stats[k];
6149d8b5f05SMichael Chan 
615125592fbSRajesh Ravi skip_tpa_ring_stats:
6169d8b5f05SMichael Chan 		sw = (u64 *)&cpr->sw_stats.rx;
617125592fbSRajesh Ravi 		if (is_rx_ring(bp, i)) {
6183316d509SMichael Chan 			for (k = 0; k < NUM_RING_RX_SW_STATS; j++, k++)
6199d8b5f05SMichael Chan 				buf[j] = sw[k];
620125592fbSRajesh Ravi 		}
6219d8b5f05SMichael Chan 
6229d8b5f05SMichael Chan 		sw = (u64 *)&cpr->sw_stats.cmn;
6233316d509SMichael Chan 		for (k = 0; k < NUM_RING_CMN_SW_STATS; j++, k++)
6249d8b5f05SMichael Chan 			buf[j] = sw[k];
62520c1d28eSVasundhara Volam 
62620c1d28eSVasundhara Volam 		bnxt_sw_func_stats[RX_TOTAL_DISCARDS].counter +=
627a0c30621SMichael Chan 			BNXT_GET_RING_STATS64(sw_stats, rx_discard_pkts);
62820c1d28eSVasundhara Volam 		bnxt_sw_func_stats[TX_TOTAL_DISCARDS].counter +=
629a0c30621SMichael Chan 			BNXT_GET_RING_STATS64(sw_stats, tx_discard_pkts);
63040bedf7cSJakub Kicinski 		bnxt_sw_func_stats[RX_NETPOLL_DISCARDS].counter +=
63140bedf7cSJakub Kicinski 			cpr->sw_stats.rx.rx_netpoll_discards;
632c0c050c5SMichael Chan 	}
63320c1d28eSVasundhara Volam 
63420c1d28eSVasundhara Volam 	for (i = 0; i < BNXT_NUM_SW_FUNC_STATS; i++, j++)
63520c1d28eSVasundhara Volam 		buf[j] = bnxt_sw_func_stats[i].counter;
63620c1d28eSVasundhara Volam 
637fd3ab1c7SMichael Chan skip_ring_stats:
6388ddc9aaaSMichael Chan 	if (bp->flags & BNXT_FLAG_PORT_STATS) {
639a0c30621SMichael Chan 		u64 *port_stats = bp->port_stats.sw_stats;
6408ddc9aaaSMichael Chan 
641a0c30621SMichael Chan 		for (i = 0; i < BNXT_NUM_PORT_STATS; i++, j++)
642a0c30621SMichael Chan 			buf[j] = *(port_stats + bnxt_port_stats_arr[i].offset);
6438ddc9aaaSMichael Chan 	}
64400db3cbaSVasundhara Volam 	if (bp->flags & BNXT_FLAG_PORT_STATS_EXT) {
645a0c30621SMichael Chan 		u64 *rx_port_stats_ext = bp->rx_port_stats_ext.sw_stats;
646a0c30621SMichael Chan 		u64 *tx_port_stats_ext = bp->tx_port_stats_ext.sw_stats;
64700db3cbaSVasundhara Volam 
64836e53349SMichael Chan 		for (i = 0; i < bp->fw_rx_stats_ext_size; i++, j++) {
649a0c30621SMichael Chan 			buf[j] = *(rx_port_stats_ext +
650a0c30621SMichael Chan 				   bnxt_port_stats_ext_arr[i].offset);
65100db3cbaSVasundhara Volam 		}
65236e53349SMichael Chan 		for (i = 0; i < bp->fw_tx_stats_ext_size; i++, j++) {
653a0c30621SMichael Chan 			buf[j] = *(tx_port_stats_ext +
654a0c30621SMichael Chan 				   bnxt_tx_port_stats_ext_arr[i].offset);
65536e53349SMichael Chan 		}
656e37fed79SMichael Chan 		if (bp->pri2cos_valid) {
657e37fed79SMichael Chan 			for (i = 0; i < 8; i++, j++) {
658e37fed79SMichael Chan 				long n = bnxt_rx_bytes_pri_arr[i].base_off +
659a24ec322SMichael Chan 					 bp->pri2cos_idx[i];
660e37fed79SMichael Chan 
661a0c30621SMichael Chan 				buf[j] = *(rx_port_stats_ext + n);
662e37fed79SMichael Chan 			}
663e37fed79SMichael Chan 			for (i = 0; i < 8; i++, j++) {
664e37fed79SMichael Chan 				long n = bnxt_rx_pkts_pri_arr[i].base_off +
665a24ec322SMichael Chan 					 bp->pri2cos_idx[i];
666e37fed79SMichael Chan 
667a0c30621SMichael Chan 				buf[j] = *(rx_port_stats_ext + n);
668e37fed79SMichael Chan 			}
669e37fed79SMichael Chan 			for (i = 0; i < 8; i++, j++) {
670e37fed79SMichael Chan 				long n = bnxt_tx_bytes_pri_arr[i].base_off +
671a24ec322SMichael Chan 					 bp->pri2cos_idx[i];
672e37fed79SMichael Chan 
673a0c30621SMichael Chan 				buf[j] = *(tx_port_stats_ext + n);
674e37fed79SMichael Chan 			}
675e37fed79SMichael Chan 			for (i = 0; i < 8; i++, j++) {
676e37fed79SMichael Chan 				long n = bnxt_tx_pkts_pri_arr[i].base_off +
677a24ec322SMichael Chan 					 bp->pri2cos_idx[i];
678e37fed79SMichael Chan 
679a0c30621SMichael Chan 				buf[j] = *(tx_port_stats_ext + n);
680e37fed79SMichael Chan 			}
681e37fed79SMichael Chan 		}
68200db3cbaSVasundhara Volam 	}
683c0c050c5SMichael Chan }
684c0c050c5SMichael Chan 
685c0c050c5SMichael Chan static void bnxt_get_strings(struct net_device *dev, u32 stringset, u8 *buf)
686c0c050c5SMichael Chan {
687c0c050c5SMichael Chan 	struct bnxt *bp = netdev_priv(dev);
68878e7b866SMichael Chan 	static const char * const *str;
689ee79566eSMichael Chan 	u32 i, j, num_str;
690c0c050c5SMichael Chan 
691c0c050c5SMichael Chan 	switch (stringset) {
692c0c050c5SMichael Chan 	case ETH_SS_STATS:
693c0c050c5SMichael Chan 		for (i = 0; i < bp->cp_nr_rings; i++) {
694125592fbSRajesh Ravi 			if (is_rx_ring(bp, i)) {
6953316d509SMichael Chan 				num_str = NUM_RING_RX_HW_STATS;
696ee79566eSMichael Chan 				for (j = 0; j < num_str; j++) {
697ee79566eSMichael Chan 					sprintf(buf, "[%d]: %s", i,
6983316d509SMichael Chan 						bnxt_ring_rx_stats_str[j]);
699c0c050c5SMichael Chan 					buf += ETH_GSTRING_LEN;
700ee79566eSMichael Chan 				}
701125592fbSRajesh Ravi 			}
702125592fbSRajesh Ravi 			if (is_tx_ring(bp, i)) {
7033316d509SMichael Chan 				num_str = NUM_RING_TX_HW_STATS;
7043316d509SMichael Chan 				for (j = 0; j < num_str; j++) {
7053316d509SMichael Chan 					sprintf(buf, "[%d]: %s", i,
7063316d509SMichael Chan 						bnxt_ring_tx_stats_str[j]);
7073316d509SMichael Chan 					buf += ETH_GSTRING_LEN;
7083316d509SMichael Chan 				}
709125592fbSRajesh Ravi 			}
7103316d509SMichael Chan 			num_str = bnxt_get_num_tpa_ring_stats(bp);
711125592fbSRajesh Ravi 			if (!num_str || !is_rx_ring(bp, i))
712ee79566eSMichael Chan 				goto skip_tpa_stats;
713ee79566eSMichael Chan 
7143316d509SMichael Chan 			if (bp->max_tpa_v2)
71578e7b866SMichael Chan 				str = bnxt_ring_tpa2_stats_str;
7163316d509SMichael Chan 			else
71778e7b866SMichael Chan 				str = bnxt_ring_tpa_stats_str;
7183316d509SMichael Chan 
719ee79566eSMichael Chan 			for (j = 0; j < num_str; j++) {
72078e7b866SMichael Chan 				sprintf(buf, "[%d]: %s", i, str[j]);
721c0c050c5SMichael Chan 				buf += ETH_GSTRING_LEN;
722ee79566eSMichael Chan 			}
723ee79566eSMichael Chan skip_tpa_stats:
724125592fbSRajesh Ravi 			if (is_rx_ring(bp, i)) {
7253316d509SMichael Chan 				num_str = NUM_RING_RX_SW_STATS;
726ee79566eSMichael Chan 				for (j = 0; j < num_str; j++) {
727ee79566eSMichael Chan 					sprintf(buf, "[%d]: %s", i,
7289d8b5f05SMichael Chan 						bnxt_rx_sw_stats_str[j]);
7299d8b5f05SMichael Chan 					buf += ETH_GSTRING_LEN;
7309d8b5f05SMichael Chan 				}
731125592fbSRajesh Ravi 			}
7323316d509SMichael Chan 			num_str = NUM_RING_CMN_SW_STATS;
7339d8b5f05SMichael Chan 			for (j = 0; j < num_str; j++) {
7349d8b5f05SMichael Chan 				sprintf(buf, "[%d]: %s", i,
7359d8b5f05SMichael Chan 					bnxt_cmn_sw_stats_str[j]);
736c0c050c5SMichael Chan 				buf += ETH_GSTRING_LEN;
737ee79566eSMichael Chan 			}
738c0c050c5SMichael Chan 		}
73920c1d28eSVasundhara Volam 		for (i = 0; i < BNXT_NUM_SW_FUNC_STATS; i++) {
74020c1d28eSVasundhara Volam 			strcpy(buf, bnxt_sw_func_stats[i].string);
74120c1d28eSVasundhara Volam 			buf += ETH_GSTRING_LEN;
74220c1d28eSVasundhara Volam 		}
74320c1d28eSVasundhara Volam 
7448ddc9aaaSMichael Chan 		if (bp->flags & BNXT_FLAG_PORT_STATS) {
7458ddc9aaaSMichael Chan 			for (i = 0; i < BNXT_NUM_PORT_STATS; i++) {
7468ddc9aaaSMichael Chan 				strcpy(buf, bnxt_port_stats_arr[i].string);
7478ddc9aaaSMichael Chan 				buf += ETH_GSTRING_LEN;
7488ddc9aaaSMichael Chan 			}
7498ddc9aaaSMichael Chan 		}
75000db3cbaSVasundhara Volam 		if (bp->flags & BNXT_FLAG_PORT_STATS_EXT) {
75136e53349SMichael Chan 			for (i = 0; i < bp->fw_rx_stats_ext_size; i++) {
75200db3cbaSVasundhara Volam 				strcpy(buf, bnxt_port_stats_ext_arr[i].string);
75300db3cbaSVasundhara Volam 				buf += ETH_GSTRING_LEN;
75400db3cbaSVasundhara Volam 			}
75536e53349SMichael Chan 			for (i = 0; i < bp->fw_tx_stats_ext_size; i++) {
75636e53349SMichael Chan 				strcpy(buf,
75736e53349SMichael Chan 				       bnxt_tx_port_stats_ext_arr[i].string);
75836e53349SMichael Chan 				buf += ETH_GSTRING_LEN;
75936e53349SMichael Chan 			}
760e37fed79SMichael Chan 			if (bp->pri2cos_valid) {
761e37fed79SMichael Chan 				for (i = 0; i < 8; i++) {
762e37fed79SMichael Chan 					strcpy(buf,
763e37fed79SMichael Chan 					       bnxt_rx_bytes_pri_arr[i].string);
764e37fed79SMichael Chan 					buf += ETH_GSTRING_LEN;
765e37fed79SMichael Chan 				}
766e37fed79SMichael Chan 				for (i = 0; i < 8; i++) {
767e37fed79SMichael Chan 					strcpy(buf,
768e37fed79SMichael Chan 					       bnxt_rx_pkts_pri_arr[i].string);
769e37fed79SMichael Chan 					buf += ETH_GSTRING_LEN;
770e37fed79SMichael Chan 				}
771e37fed79SMichael Chan 				for (i = 0; i < 8; i++) {
772e37fed79SMichael Chan 					strcpy(buf,
773e37fed79SMichael Chan 					       bnxt_tx_bytes_pri_arr[i].string);
774e37fed79SMichael Chan 					buf += ETH_GSTRING_LEN;
775e37fed79SMichael Chan 				}
776e37fed79SMichael Chan 				for (i = 0; i < 8; i++) {
777e37fed79SMichael Chan 					strcpy(buf,
778e37fed79SMichael Chan 					       bnxt_tx_pkts_pri_arr[i].string);
779e37fed79SMichael Chan 					buf += ETH_GSTRING_LEN;
780e37fed79SMichael Chan 				}
781e37fed79SMichael Chan 			}
78200db3cbaSVasundhara Volam 		}
783c0c050c5SMichael Chan 		break;
784eb513658SMichael Chan 	case ETH_SS_TEST:
785eb513658SMichael Chan 		if (bp->num_tests)
786eb513658SMichael Chan 			memcpy(buf, bp->test_info->string,
787eb513658SMichael Chan 			       bp->num_tests * ETH_GSTRING_LEN);
788eb513658SMichael Chan 		break;
789c0c050c5SMichael Chan 	default:
790c0c050c5SMichael Chan 		netdev_err(bp->dev, "bnxt_get_strings invalid request %x\n",
791c0c050c5SMichael Chan 			   stringset);
792c0c050c5SMichael Chan 		break;
793c0c050c5SMichael Chan 	}
794c0c050c5SMichael Chan }
795c0c050c5SMichael Chan 
796c0c050c5SMichael Chan static void bnxt_get_ringparam(struct net_device *dev,
79774624944SHao Chen 			       struct ethtool_ringparam *ering,
79874624944SHao Chen 			       struct kernel_ethtool_ringparam *kernel_ering,
79974624944SHao Chen 			       struct netlink_ext_ack *extack)
800c0c050c5SMichael Chan {
801c0c050c5SMichael Chan 	struct bnxt *bp = netdev_priv(dev);
802c0c050c5SMichael Chan 
803c1129b51SMichael Chan 	if (bp->flags & BNXT_FLAG_AGG_RINGS) {
804c1129b51SMichael Chan 		ering->rx_max_pending = BNXT_MAX_RX_DESC_CNT_JUM_ENA;
805c0c050c5SMichael Chan 		ering->rx_jumbo_max_pending = BNXT_MAX_RX_JUM_DESC_CNT;
806c1129b51SMichael Chan 	} else {
807c1129b51SMichael Chan 		ering->rx_max_pending = BNXT_MAX_RX_DESC_CNT;
808c1129b51SMichael Chan 		ering->rx_jumbo_max_pending = 0;
809c1129b51SMichael Chan 	}
810c0c050c5SMichael Chan 	ering->tx_max_pending = BNXT_MAX_TX_DESC_CNT;
811c0c050c5SMichael Chan 
812c0c050c5SMichael Chan 	ering->rx_pending = bp->rx_ring_size;
813c0c050c5SMichael Chan 	ering->rx_jumbo_pending = bp->rx_agg_ring_size;
814c0c050c5SMichael Chan 	ering->tx_pending = bp->tx_ring_size;
815c0c050c5SMichael Chan }
816c0c050c5SMichael Chan 
817c0c050c5SMichael Chan static int bnxt_set_ringparam(struct net_device *dev,
81874624944SHao Chen 			      struct ethtool_ringparam *ering,
81974624944SHao Chen 			      struct kernel_ethtool_ringparam *kernel_ering,
82074624944SHao Chen 			      struct netlink_ext_ack *extack)
821c0c050c5SMichael Chan {
822c0c050c5SMichael Chan 	struct bnxt *bp = netdev_priv(dev);
823c0c050c5SMichael Chan 
824c0c050c5SMichael Chan 	if ((ering->rx_pending > BNXT_MAX_RX_DESC_CNT) ||
825c0c050c5SMichael Chan 	    (ering->tx_pending > BNXT_MAX_TX_DESC_CNT) ||
8265bed8b07SMichael Chan 	    (ering->tx_pending < BNXT_MIN_TX_DESC_CNT))
827c0c050c5SMichael Chan 		return -EINVAL;
828c0c050c5SMichael Chan 
829c0c050c5SMichael Chan 	if (netif_running(dev))
830c0c050c5SMichael Chan 		bnxt_close_nic(bp, false, false);
831c0c050c5SMichael Chan 
832c0c050c5SMichael Chan 	bp->rx_ring_size = ering->rx_pending;
833c0c050c5SMichael Chan 	bp->tx_ring_size = ering->tx_pending;
834c0c050c5SMichael Chan 	bnxt_set_ring_params(bp);
835c0c050c5SMichael Chan 
836c0c050c5SMichael Chan 	if (netif_running(dev))
837c0c050c5SMichael Chan 		return bnxt_open_nic(bp, false, false);
838c0c050c5SMichael Chan 
839c0c050c5SMichael Chan 	return 0;
840c0c050c5SMichael Chan }
841c0c050c5SMichael Chan 
842c0c050c5SMichael Chan static void bnxt_get_channels(struct net_device *dev,
843c0c050c5SMichael Chan 			      struct ethtool_channels *channel)
844c0c050c5SMichael Chan {
845c0c050c5SMichael Chan 	struct bnxt *bp = netdev_priv(dev);
846db4723b3SMichael Chan 	struct bnxt_hw_resc *hw_resc = &bp->hw_resc;
847c0c050c5SMichael Chan 	int max_rx_rings, max_tx_rings, tcs;
8484301304bSMichael Chan 	int max_tx_sch_inputs, tx_grps;
849db4723b3SMichael Chan 
850db4723b3SMichael Chan 	/* Get the most up-to-date max_tx_sch_inputs. */
851c1c2d774SPavan Chebbi 	if (netif_running(dev) && BNXT_NEW_RM(bp))
852db4723b3SMichael Chan 		bnxt_hwrm_func_resc_qcaps(bp, false);
853db4723b3SMichael Chan 	max_tx_sch_inputs = hw_resc->max_tx_sch_inputs;
854c0c050c5SMichael Chan 
8556e6c5a57SMichael Chan 	bnxt_get_max_rings(bp, &max_rx_rings, &max_tx_rings, true);
856db4723b3SMichael Chan 	if (max_tx_sch_inputs)
857db4723b3SMichael Chan 		max_tx_rings = min_t(int, max_tx_rings, max_tx_sch_inputs);
8584301304bSMichael Chan 
8594301304bSMichael Chan 	tcs = netdev_get_num_tc(dev);
8604301304bSMichael Chan 	tx_grps = max(tcs, 1);
8614301304bSMichael Chan 	if (bp->tx_nr_rings_xdp)
8624301304bSMichael Chan 		tx_grps++;
8634301304bSMichael Chan 	max_tx_rings /= tx_grps;
864a79a5276SMichael Chan 	channel->max_combined = min_t(int, max_rx_rings, max_tx_rings);
865068c9ec6SMichael Chan 
86618d6e4e2SSatish Baddipadige 	if (bnxt_get_max_rings(bp, &max_rx_rings, &max_tx_rings, false)) {
86718d6e4e2SSatish Baddipadige 		max_rx_rings = 0;
86818d6e4e2SSatish Baddipadige 		max_tx_rings = 0;
86918d6e4e2SSatish Baddipadige 	}
870db4723b3SMichael Chan 	if (max_tx_sch_inputs)
871db4723b3SMichael Chan 		max_tx_rings = min_t(int, max_tx_rings, max_tx_sch_inputs);
87218d6e4e2SSatish Baddipadige 
873c0c050c5SMichael Chan 	if (tcs > 1)
874c0c050c5SMichael Chan 		max_tx_rings /= tcs;
875c0c050c5SMichael Chan 
876c0c050c5SMichael Chan 	channel->max_rx = max_rx_rings;
877c0c050c5SMichael Chan 	channel->max_tx = max_tx_rings;
878c0c050c5SMichael Chan 	channel->max_other = 0;
879068c9ec6SMichael Chan 	if (bp->flags & BNXT_FLAG_SHARED_RINGS) {
880068c9ec6SMichael Chan 		channel->combined_count = bp->rx_nr_rings;
88176595193SPrashant Sreedharan 		if (BNXT_CHIP_TYPE_NITRO_A0(bp))
88276595193SPrashant Sreedharan 			channel->combined_count--;
883068c9ec6SMichael Chan 	} else {
88476595193SPrashant Sreedharan 		if (!BNXT_CHIP_TYPE_NITRO_A0(bp)) {
885c0c050c5SMichael Chan 			channel->rx_count = bp->rx_nr_rings;
886c0c050c5SMichael Chan 			channel->tx_count = bp->tx_nr_rings_per_tc;
887c0c050c5SMichael Chan 		}
888068c9ec6SMichael Chan 	}
88976595193SPrashant Sreedharan }
890c0c050c5SMichael Chan 
891c0c050c5SMichael Chan static int bnxt_set_channels(struct net_device *dev,
892c0c050c5SMichael Chan 			     struct ethtool_channels *channel)
893c0c050c5SMichael Chan {
894c0c050c5SMichael Chan 	struct bnxt *bp = netdev_priv(dev);
895d1e7925eSMichael Chan 	int req_tx_rings, req_rx_rings, tcs;
896068c9ec6SMichael Chan 	bool sh = false;
8975f449249SMichael Chan 	int tx_xdp = 0;
898d1e7925eSMichael Chan 	int rc = 0;
899c0c050c5SMichael Chan 
900068c9ec6SMichael Chan 	if (channel->other_count)
901c0c050c5SMichael Chan 		return -EINVAL;
902c0c050c5SMichael Chan 
903068c9ec6SMichael Chan 	if (!channel->combined_count &&
904068c9ec6SMichael Chan 	    (!channel->rx_count || !channel->tx_count))
905068c9ec6SMichael Chan 		return -EINVAL;
906068c9ec6SMichael Chan 
907068c9ec6SMichael Chan 	if (channel->combined_count &&
908068c9ec6SMichael Chan 	    (channel->rx_count || channel->tx_count))
909068c9ec6SMichael Chan 		return -EINVAL;
910068c9ec6SMichael Chan 
91176595193SPrashant Sreedharan 	if (BNXT_CHIP_TYPE_NITRO_A0(bp) && (channel->rx_count ||
91276595193SPrashant Sreedharan 					    channel->tx_count))
91376595193SPrashant Sreedharan 		return -EINVAL;
91476595193SPrashant Sreedharan 
915068c9ec6SMichael Chan 	if (channel->combined_count)
916068c9ec6SMichael Chan 		sh = true;
917068c9ec6SMichael Chan 
918c0c050c5SMichael Chan 	tcs = netdev_get_num_tc(dev);
919c0c050c5SMichael Chan 
920391be5c2SMichael Chan 	req_tx_rings = sh ? channel->combined_count : channel->tx_count;
921d1e7925eSMichael Chan 	req_rx_rings = sh ? channel->combined_count : channel->rx_count;
9225f449249SMichael Chan 	if (bp->tx_nr_rings_xdp) {
9235f449249SMichael Chan 		if (!sh) {
9245f449249SMichael Chan 			netdev_err(dev, "Only combined mode supported when XDP is enabled.\n");
9255f449249SMichael Chan 			return -EINVAL;
9265f449249SMichael Chan 		}
9275f449249SMichael Chan 		tx_xdp = req_rx_rings;
9285f449249SMichael Chan 	}
92998fdbe73SMichael Chan 	rc = bnxt_check_rings(bp, req_tx_rings, req_rx_rings, sh, tcs, tx_xdp);
930d1e7925eSMichael Chan 	if (rc) {
931d1e7925eSMichael Chan 		netdev_warn(dev, "Unable to allocate the requested rings\n");
932d1e7925eSMichael Chan 		return rc;
933391be5c2SMichael Chan 	}
934391be5c2SMichael Chan 
935bd3191b5SMichael Chan 	if (bnxt_get_nr_rss_ctxs(bp, req_rx_rings) !=
936bd3191b5SMichael Chan 	    bnxt_get_nr_rss_ctxs(bp, bp->rx_nr_rings) &&
9374b70dce2SJuhee Kang 	    netif_is_rxfh_configured(dev)) {
938bd3191b5SMichael Chan 		netdev_warn(dev, "RSS table size change required, RSS table entries must be default to proceed\n");
939bd3191b5SMichael Chan 		return -EINVAL;
940bd3191b5SMichael Chan 	}
941bd3191b5SMichael Chan 
942c0c050c5SMichael Chan 	if (netif_running(dev)) {
943c0c050c5SMichael Chan 		if (BNXT_PF(bp)) {
944c0c050c5SMichael Chan 			/* TODO CHIMP_FW: Send message to all VF's
945c0c050c5SMichael Chan 			 * before PF unload
946c0c050c5SMichael Chan 			 */
947c0c050c5SMichael Chan 		}
948c0c050c5SMichael Chan 		rc = bnxt_close_nic(bp, true, false);
949c0c050c5SMichael Chan 		if (rc) {
950c0c050c5SMichael Chan 			netdev_err(bp->dev, "Set channel failure rc :%x\n",
951c0c050c5SMichael Chan 				   rc);
952c0c050c5SMichael Chan 			return rc;
953c0c050c5SMichael Chan 		}
954c0c050c5SMichael Chan 	}
955c0c050c5SMichael Chan 
956068c9ec6SMichael Chan 	if (sh) {
957068c9ec6SMichael Chan 		bp->flags |= BNXT_FLAG_SHARED_RINGS;
958d1e7925eSMichael Chan 		bp->rx_nr_rings = channel->combined_count;
959d1e7925eSMichael Chan 		bp->tx_nr_rings_per_tc = channel->combined_count;
960068c9ec6SMichael Chan 	} else {
961068c9ec6SMichael Chan 		bp->flags &= ~BNXT_FLAG_SHARED_RINGS;
962c0c050c5SMichael Chan 		bp->rx_nr_rings = channel->rx_count;
963c0c050c5SMichael Chan 		bp->tx_nr_rings_per_tc = channel->tx_count;
964068c9ec6SMichael Chan 	}
9655f449249SMichael Chan 	bp->tx_nr_rings_xdp = tx_xdp;
9665f449249SMichael Chan 	bp->tx_nr_rings = bp->tx_nr_rings_per_tc + tx_xdp;
967c0c050c5SMichael Chan 	if (tcs > 1)
9685f449249SMichael Chan 		bp->tx_nr_rings = bp->tx_nr_rings_per_tc * tcs + tx_xdp;
969068c9ec6SMichael Chan 
970068c9ec6SMichael Chan 	bp->cp_nr_rings = sh ? max_t(int, bp->tx_nr_rings, bp->rx_nr_rings) :
971068c9ec6SMichael Chan 			       bp->tx_nr_rings + bp->rx_nr_rings;
972068c9ec6SMichael Chan 
9732bcfa6f6SMichael Chan 	/* After changing number of rx channels, update NTUPLE feature. */
9742bcfa6f6SMichael Chan 	netdev_update_features(dev);
975c0c050c5SMichael Chan 	if (netif_running(dev)) {
976c0c050c5SMichael Chan 		rc = bnxt_open_nic(bp, true, false);
977c0c050c5SMichael Chan 		if ((!rc) && BNXT_PF(bp)) {
978c0c050c5SMichael Chan 			/* TODO CHIMP_FW: Send message to all VF's
979c0c050c5SMichael Chan 			 * to renable
980c0c050c5SMichael Chan 			 */
981c0c050c5SMichael Chan 		}
982d8c09f19SMichael Chan 	} else {
9831b3f0b75SMichael Chan 		rc = bnxt_reserve_rings(bp, true);
984c0c050c5SMichael Chan 	}
985c0c050c5SMichael Chan 
986c0c050c5SMichael Chan 	return rc;
987c0c050c5SMichael Chan }
988c0c050c5SMichael Chan 
989c0c050c5SMichael Chan #ifdef CONFIG_RFS_ACCEL
990c0c050c5SMichael Chan static int bnxt_grxclsrlall(struct bnxt *bp, struct ethtool_rxnfc *cmd,
991c0c050c5SMichael Chan 			    u32 *rule_locs)
992c0c050c5SMichael Chan {
993c0c050c5SMichael Chan 	int i, j = 0;
994c0c050c5SMichael Chan 
995c0c050c5SMichael Chan 	cmd->data = bp->ntp_fltr_count;
996c0c050c5SMichael Chan 	for (i = 0; i < BNXT_NTP_FLTR_HASH_SIZE; i++) {
997c0c050c5SMichael Chan 		struct hlist_head *head;
998c0c050c5SMichael Chan 		struct bnxt_ntuple_filter *fltr;
999c0c050c5SMichael Chan 
1000c0c050c5SMichael Chan 		head = &bp->ntp_fltr_hash_tbl[i];
1001c0c050c5SMichael Chan 		rcu_read_lock();
1002c0c050c5SMichael Chan 		hlist_for_each_entry_rcu(fltr, head, hash) {
1003c0c050c5SMichael Chan 			if (j == cmd->rule_cnt)
1004c0c050c5SMichael Chan 				break;
1005c0c050c5SMichael Chan 			rule_locs[j++] = fltr->sw_id;
1006c0c050c5SMichael Chan 		}
1007c0c050c5SMichael Chan 		rcu_read_unlock();
1008c0c050c5SMichael Chan 		if (j == cmd->rule_cnt)
1009c0c050c5SMichael Chan 			break;
1010c0c050c5SMichael Chan 	}
1011c0c050c5SMichael Chan 	cmd->rule_cnt = j;
1012c0c050c5SMichael Chan 	return 0;
1013c0c050c5SMichael Chan }
1014c0c050c5SMichael Chan 
1015c0c050c5SMichael Chan static int bnxt_grxclsrule(struct bnxt *bp, struct ethtool_rxnfc *cmd)
1016c0c050c5SMichael Chan {
1017c0c050c5SMichael Chan 	struct ethtool_rx_flow_spec *fs =
1018c0c050c5SMichael Chan 		(struct ethtool_rx_flow_spec *)&cmd->fs;
1019c0c050c5SMichael Chan 	struct bnxt_ntuple_filter *fltr;
1020c0c050c5SMichael Chan 	struct flow_keys *fkeys;
1021c0c050c5SMichael Chan 	int i, rc = -EINVAL;
1022c0c050c5SMichael Chan 
1023b721cfafSstephen hemminger 	if (fs->location >= BNXT_NTP_FLTR_MAX_FLTR)
1024c0c050c5SMichael Chan 		return rc;
1025c0c050c5SMichael Chan 
1026c0c050c5SMichael Chan 	for (i = 0; i < BNXT_NTP_FLTR_HASH_SIZE; i++) {
1027c0c050c5SMichael Chan 		struct hlist_head *head;
1028c0c050c5SMichael Chan 
1029c0c050c5SMichael Chan 		head = &bp->ntp_fltr_hash_tbl[i];
1030c0c050c5SMichael Chan 		rcu_read_lock();
1031c0c050c5SMichael Chan 		hlist_for_each_entry_rcu(fltr, head, hash) {
1032c0c050c5SMichael Chan 			if (fltr->sw_id == fs->location)
1033c0c050c5SMichael Chan 				goto fltr_found;
1034c0c050c5SMichael Chan 		}
1035c0c050c5SMichael Chan 		rcu_read_unlock();
1036c0c050c5SMichael Chan 	}
1037c0c050c5SMichael Chan 	return rc;
1038c0c050c5SMichael Chan 
1039c0c050c5SMichael Chan fltr_found:
1040c0c050c5SMichael Chan 	fkeys = &fltr->fkeys;
1041dda0e746SMichael Chan 	if (fkeys->basic.n_proto == htons(ETH_P_IP)) {
1042c0c050c5SMichael Chan 		if (fkeys->basic.ip_proto == IPPROTO_TCP)
1043c0c050c5SMichael Chan 			fs->flow_type = TCP_V4_FLOW;
1044c0c050c5SMichael Chan 		else if (fkeys->basic.ip_proto == IPPROTO_UDP)
1045c0c050c5SMichael Chan 			fs->flow_type = UDP_V4_FLOW;
1046c0c050c5SMichael Chan 		else
1047c0c050c5SMichael Chan 			goto fltr_err;
1048c0c050c5SMichael Chan 
1049c0c050c5SMichael Chan 		fs->h_u.tcp_ip4_spec.ip4src = fkeys->addrs.v4addrs.src;
1050c0c050c5SMichael Chan 		fs->m_u.tcp_ip4_spec.ip4src = cpu_to_be32(~0);
1051c0c050c5SMichael Chan 
1052c0c050c5SMichael Chan 		fs->h_u.tcp_ip4_spec.ip4dst = fkeys->addrs.v4addrs.dst;
1053c0c050c5SMichael Chan 		fs->m_u.tcp_ip4_spec.ip4dst = cpu_to_be32(~0);
1054c0c050c5SMichael Chan 
1055c0c050c5SMichael Chan 		fs->h_u.tcp_ip4_spec.psrc = fkeys->ports.src;
1056c0c050c5SMichael Chan 		fs->m_u.tcp_ip4_spec.psrc = cpu_to_be16(~0);
1057c0c050c5SMichael Chan 
1058c0c050c5SMichael Chan 		fs->h_u.tcp_ip4_spec.pdst = fkeys->ports.dst;
1059c0c050c5SMichael Chan 		fs->m_u.tcp_ip4_spec.pdst = cpu_to_be16(~0);
1060dda0e746SMichael Chan 	} else {
1061dda0e746SMichael Chan 		int i;
1062dda0e746SMichael Chan 
1063dda0e746SMichael Chan 		if (fkeys->basic.ip_proto == IPPROTO_TCP)
1064dda0e746SMichael Chan 			fs->flow_type = TCP_V6_FLOW;
1065dda0e746SMichael Chan 		else if (fkeys->basic.ip_proto == IPPROTO_UDP)
1066dda0e746SMichael Chan 			fs->flow_type = UDP_V6_FLOW;
1067dda0e746SMichael Chan 		else
1068dda0e746SMichael Chan 			goto fltr_err;
1069dda0e746SMichael Chan 
1070dda0e746SMichael Chan 		*(struct in6_addr *)&fs->h_u.tcp_ip6_spec.ip6src[0] =
1071dda0e746SMichael Chan 			fkeys->addrs.v6addrs.src;
1072dda0e746SMichael Chan 		*(struct in6_addr *)&fs->h_u.tcp_ip6_spec.ip6dst[0] =
1073dda0e746SMichael Chan 			fkeys->addrs.v6addrs.dst;
1074dda0e746SMichael Chan 		for (i = 0; i < 4; i++) {
1075dda0e746SMichael Chan 			fs->m_u.tcp_ip6_spec.ip6src[i] = cpu_to_be32(~0);
1076dda0e746SMichael Chan 			fs->m_u.tcp_ip6_spec.ip6dst[i] = cpu_to_be32(~0);
1077dda0e746SMichael Chan 		}
1078dda0e746SMichael Chan 		fs->h_u.tcp_ip6_spec.psrc = fkeys->ports.src;
1079dda0e746SMichael Chan 		fs->m_u.tcp_ip6_spec.psrc = cpu_to_be16(~0);
1080dda0e746SMichael Chan 
1081dda0e746SMichael Chan 		fs->h_u.tcp_ip6_spec.pdst = fkeys->ports.dst;
1082dda0e746SMichael Chan 		fs->m_u.tcp_ip6_spec.pdst = cpu_to_be16(~0);
1083dda0e746SMichael Chan 	}
1084c0c050c5SMichael Chan 
1085c0c050c5SMichael Chan 	fs->ring_cookie = fltr->rxq;
1086c0c050c5SMichael Chan 	rc = 0;
1087c0c050c5SMichael Chan 
1088c0c050c5SMichael Chan fltr_err:
1089c0c050c5SMichael Chan 	rcu_read_unlock();
1090c0c050c5SMichael Chan 
1091c0c050c5SMichael Chan 	return rc;
1092c0c050c5SMichael Chan }
1093a011952aSMichael Chan #endif
1094a011952aSMichael Chan 
1095a011952aSMichael Chan static u64 get_ethtool_ipv4_rss(struct bnxt *bp)
1096a011952aSMichael Chan {
1097a011952aSMichael Chan 	if (bp->rss_hash_cfg & VNIC_RSS_CFG_REQ_HASH_TYPE_IPV4)
1098a011952aSMichael Chan 		return RXH_IP_SRC | RXH_IP_DST;
1099a011952aSMichael Chan 	return 0;
1100a011952aSMichael Chan }
1101a011952aSMichael Chan 
1102a011952aSMichael Chan static u64 get_ethtool_ipv6_rss(struct bnxt *bp)
1103a011952aSMichael Chan {
1104a011952aSMichael Chan 	if (bp->rss_hash_cfg & VNIC_RSS_CFG_REQ_HASH_TYPE_IPV6)
1105a011952aSMichael Chan 		return RXH_IP_SRC | RXH_IP_DST;
1106a011952aSMichael Chan 	return 0;
1107a011952aSMichael Chan }
1108a011952aSMichael Chan 
1109a011952aSMichael Chan static int bnxt_grxfh(struct bnxt *bp, struct ethtool_rxnfc *cmd)
1110a011952aSMichael Chan {
1111a011952aSMichael Chan 	cmd->data = 0;
1112a011952aSMichael Chan 	switch (cmd->flow_type) {
1113a011952aSMichael Chan 	case TCP_V4_FLOW:
1114a011952aSMichael Chan 		if (bp->rss_hash_cfg & VNIC_RSS_CFG_REQ_HASH_TYPE_TCP_IPV4)
1115a011952aSMichael Chan 			cmd->data |= RXH_IP_SRC | RXH_IP_DST |
1116a011952aSMichael Chan 				     RXH_L4_B_0_1 | RXH_L4_B_2_3;
1117a011952aSMichael Chan 		cmd->data |= get_ethtool_ipv4_rss(bp);
1118a011952aSMichael Chan 		break;
1119a011952aSMichael Chan 	case UDP_V4_FLOW:
1120a011952aSMichael Chan 		if (bp->rss_hash_cfg & VNIC_RSS_CFG_REQ_HASH_TYPE_UDP_IPV4)
1121a011952aSMichael Chan 			cmd->data |= RXH_IP_SRC | RXH_IP_DST |
1122a011952aSMichael Chan 				     RXH_L4_B_0_1 | RXH_L4_B_2_3;
1123df561f66SGustavo A. R. Silva 		fallthrough;
1124a011952aSMichael Chan 	case SCTP_V4_FLOW:
1125a011952aSMichael Chan 	case AH_ESP_V4_FLOW:
1126a011952aSMichael Chan 	case AH_V4_FLOW:
1127a011952aSMichael Chan 	case ESP_V4_FLOW:
1128a011952aSMichael Chan 	case IPV4_FLOW:
1129a011952aSMichael Chan 		cmd->data |= get_ethtool_ipv4_rss(bp);
1130a011952aSMichael Chan 		break;
1131a011952aSMichael Chan 
1132a011952aSMichael Chan 	case TCP_V6_FLOW:
1133a011952aSMichael Chan 		if (bp->rss_hash_cfg & VNIC_RSS_CFG_REQ_HASH_TYPE_TCP_IPV6)
1134a011952aSMichael Chan 			cmd->data |= RXH_IP_SRC | RXH_IP_DST |
1135a011952aSMichael Chan 				     RXH_L4_B_0_1 | RXH_L4_B_2_3;
1136a011952aSMichael Chan 		cmd->data |= get_ethtool_ipv6_rss(bp);
1137a011952aSMichael Chan 		break;
1138a011952aSMichael Chan 	case UDP_V6_FLOW:
1139a011952aSMichael Chan 		if (bp->rss_hash_cfg & VNIC_RSS_CFG_REQ_HASH_TYPE_UDP_IPV6)
1140a011952aSMichael Chan 			cmd->data |= RXH_IP_SRC | RXH_IP_DST |
1141a011952aSMichael Chan 				     RXH_L4_B_0_1 | RXH_L4_B_2_3;
1142df561f66SGustavo A. R. Silva 		fallthrough;
1143a011952aSMichael Chan 	case SCTP_V6_FLOW:
1144a011952aSMichael Chan 	case AH_ESP_V6_FLOW:
1145a011952aSMichael Chan 	case AH_V6_FLOW:
1146a011952aSMichael Chan 	case ESP_V6_FLOW:
1147a011952aSMichael Chan 	case IPV6_FLOW:
1148a011952aSMichael Chan 		cmd->data |= get_ethtool_ipv6_rss(bp);
1149a011952aSMichael Chan 		break;
1150a011952aSMichael Chan 	}
1151a011952aSMichael Chan 	return 0;
1152a011952aSMichael Chan }
1153a011952aSMichael Chan 
1154a011952aSMichael Chan #define RXH_4TUPLE (RXH_IP_SRC | RXH_IP_DST | RXH_L4_B_0_1 | RXH_L4_B_2_3)
1155a011952aSMichael Chan #define RXH_2TUPLE (RXH_IP_SRC | RXH_IP_DST)
1156a011952aSMichael Chan 
1157a011952aSMichael Chan static int bnxt_srxfh(struct bnxt *bp, struct ethtool_rxnfc *cmd)
1158a011952aSMichael Chan {
1159a011952aSMichael Chan 	u32 rss_hash_cfg = bp->rss_hash_cfg;
1160a011952aSMichael Chan 	int tuple, rc = 0;
1161a011952aSMichael Chan 
1162a011952aSMichael Chan 	if (cmd->data == RXH_4TUPLE)
1163a011952aSMichael Chan 		tuple = 4;
1164a011952aSMichael Chan 	else if (cmd->data == RXH_2TUPLE)
1165a011952aSMichael Chan 		tuple = 2;
1166a011952aSMichael Chan 	else if (!cmd->data)
1167a011952aSMichael Chan 		tuple = 0;
1168a011952aSMichael Chan 	else
1169a011952aSMichael Chan 		return -EINVAL;
1170a011952aSMichael Chan 
1171a011952aSMichael Chan 	if (cmd->flow_type == TCP_V4_FLOW) {
1172a011952aSMichael Chan 		rss_hash_cfg &= ~VNIC_RSS_CFG_REQ_HASH_TYPE_TCP_IPV4;
1173a011952aSMichael Chan 		if (tuple == 4)
1174a011952aSMichael Chan 			rss_hash_cfg |= VNIC_RSS_CFG_REQ_HASH_TYPE_TCP_IPV4;
1175a011952aSMichael Chan 	} else if (cmd->flow_type == UDP_V4_FLOW) {
1176a011952aSMichael Chan 		if (tuple == 4 && !(bp->flags & BNXT_FLAG_UDP_RSS_CAP))
1177a011952aSMichael Chan 			return -EINVAL;
1178a011952aSMichael Chan 		rss_hash_cfg &= ~VNIC_RSS_CFG_REQ_HASH_TYPE_UDP_IPV4;
1179a011952aSMichael Chan 		if (tuple == 4)
1180a011952aSMichael Chan 			rss_hash_cfg |= VNIC_RSS_CFG_REQ_HASH_TYPE_UDP_IPV4;
1181a011952aSMichael Chan 	} else if (cmd->flow_type == TCP_V6_FLOW) {
1182a011952aSMichael Chan 		rss_hash_cfg &= ~VNIC_RSS_CFG_REQ_HASH_TYPE_TCP_IPV6;
1183a011952aSMichael Chan 		if (tuple == 4)
1184a011952aSMichael Chan 			rss_hash_cfg |= VNIC_RSS_CFG_REQ_HASH_TYPE_TCP_IPV6;
1185a011952aSMichael Chan 	} else if (cmd->flow_type == UDP_V6_FLOW) {
1186a011952aSMichael Chan 		if (tuple == 4 && !(bp->flags & BNXT_FLAG_UDP_RSS_CAP))
1187a011952aSMichael Chan 			return -EINVAL;
1188a011952aSMichael Chan 		rss_hash_cfg &= ~VNIC_RSS_CFG_REQ_HASH_TYPE_UDP_IPV6;
1189a011952aSMichael Chan 		if (tuple == 4)
1190a011952aSMichael Chan 			rss_hash_cfg |= VNIC_RSS_CFG_REQ_HASH_TYPE_UDP_IPV6;
1191a011952aSMichael Chan 	} else if (tuple == 4) {
1192a011952aSMichael Chan 		return -EINVAL;
1193a011952aSMichael Chan 	}
1194a011952aSMichael Chan 
1195a011952aSMichael Chan 	switch (cmd->flow_type) {
1196a011952aSMichael Chan 	case TCP_V4_FLOW:
1197a011952aSMichael Chan 	case UDP_V4_FLOW:
1198a011952aSMichael Chan 	case SCTP_V4_FLOW:
1199a011952aSMichael Chan 	case AH_ESP_V4_FLOW:
1200a011952aSMichael Chan 	case AH_V4_FLOW:
1201a011952aSMichael Chan 	case ESP_V4_FLOW:
1202a011952aSMichael Chan 	case IPV4_FLOW:
1203a011952aSMichael Chan 		if (tuple == 2)
1204a011952aSMichael Chan 			rss_hash_cfg |= VNIC_RSS_CFG_REQ_HASH_TYPE_IPV4;
1205a011952aSMichael Chan 		else if (!tuple)
1206a011952aSMichael Chan 			rss_hash_cfg &= ~VNIC_RSS_CFG_REQ_HASH_TYPE_IPV4;
1207a011952aSMichael Chan 		break;
1208a011952aSMichael Chan 
1209a011952aSMichael Chan 	case TCP_V6_FLOW:
1210a011952aSMichael Chan 	case UDP_V6_FLOW:
1211a011952aSMichael Chan 	case SCTP_V6_FLOW:
1212a011952aSMichael Chan 	case AH_ESP_V6_FLOW:
1213a011952aSMichael Chan 	case AH_V6_FLOW:
1214a011952aSMichael Chan 	case ESP_V6_FLOW:
1215a011952aSMichael Chan 	case IPV6_FLOW:
1216a011952aSMichael Chan 		if (tuple == 2)
1217a011952aSMichael Chan 			rss_hash_cfg |= VNIC_RSS_CFG_REQ_HASH_TYPE_IPV6;
1218a011952aSMichael Chan 		else if (!tuple)
1219a011952aSMichael Chan 			rss_hash_cfg &= ~VNIC_RSS_CFG_REQ_HASH_TYPE_IPV6;
1220a011952aSMichael Chan 		break;
1221a011952aSMichael Chan 	}
1222a011952aSMichael Chan 
1223a011952aSMichael Chan 	if (bp->rss_hash_cfg == rss_hash_cfg)
1224a011952aSMichael Chan 		return 0;
1225a011952aSMichael Chan 
1226a011952aSMichael Chan 	bp->rss_hash_cfg = rss_hash_cfg;
1227a011952aSMichael Chan 	if (netif_running(bp->dev)) {
1228a011952aSMichael Chan 		bnxt_close_nic(bp, false, false);
1229a011952aSMichael Chan 		rc = bnxt_open_nic(bp, false, false);
1230a011952aSMichael Chan 	}
1231a011952aSMichael Chan 	return rc;
1232a011952aSMichael Chan }
1233c0c050c5SMichael Chan 
1234c0c050c5SMichael Chan static int bnxt_get_rxnfc(struct net_device *dev, struct ethtool_rxnfc *cmd,
1235c0c050c5SMichael Chan 			  u32 *rule_locs)
1236c0c050c5SMichael Chan {
1237c0c050c5SMichael Chan 	struct bnxt *bp = netdev_priv(dev);
1238c0c050c5SMichael Chan 	int rc = 0;
1239c0c050c5SMichael Chan 
1240c0c050c5SMichael Chan 	switch (cmd->cmd) {
1241a011952aSMichael Chan #ifdef CONFIG_RFS_ACCEL
1242c0c050c5SMichael Chan 	case ETHTOOL_GRXRINGS:
1243c0c050c5SMichael Chan 		cmd->data = bp->rx_nr_rings;
1244c0c050c5SMichael Chan 		break;
1245c0c050c5SMichael Chan 
1246c0c050c5SMichael Chan 	case ETHTOOL_GRXCLSRLCNT:
1247c0c050c5SMichael Chan 		cmd->rule_cnt = bp->ntp_fltr_count;
1248c0c050c5SMichael Chan 		cmd->data = BNXT_NTP_FLTR_MAX_FLTR;
1249c0c050c5SMichael Chan 		break;
1250c0c050c5SMichael Chan 
1251c0c050c5SMichael Chan 	case ETHTOOL_GRXCLSRLALL:
1252c0c050c5SMichael Chan 		rc = bnxt_grxclsrlall(bp, cmd, (u32 *)rule_locs);
1253c0c050c5SMichael Chan 		break;
1254c0c050c5SMichael Chan 
1255c0c050c5SMichael Chan 	case ETHTOOL_GRXCLSRULE:
1256c0c050c5SMichael Chan 		rc = bnxt_grxclsrule(bp, cmd);
1257c0c050c5SMichael Chan 		break;
1258a011952aSMichael Chan #endif
1259a011952aSMichael Chan 
1260a011952aSMichael Chan 	case ETHTOOL_GRXFH:
1261a011952aSMichael Chan 		rc = bnxt_grxfh(bp, cmd);
1262a011952aSMichael Chan 		break;
1263c0c050c5SMichael Chan 
1264c0c050c5SMichael Chan 	default:
1265c0c050c5SMichael Chan 		rc = -EOPNOTSUPP;
1266c0c050c5SMichael Chan 		break;
1267c0c050c5SMichael Chan 	}
1268c0c050c5SMichael Chan 
1269c0c050c5SMichael Chan 	return rc;
1270c0c050c5SMichael Chan }
1271a011952aSMichael Chan 
1272a011952aSMichael Chan static int bnxt_set_rxnfc(struct net_device *dev, struct ethtool_rxnfc *cmd)
1273a011952aSMichael Chan {
1274a011952aSMichael Chan 	struct bnxt *bp = netdev_priv(dev);
1275a011952aSMichael Chan 	int rc;
1276a011952aSMichael Chan 
1277a011952aSMichael Chan 	switch (cmd->cmd) {
1278a011952aSMichael Chan 	case ETHTOOL_SRXFH:
1279a011952aSMichael Chan 		rc = bnxt_srxfh(bp, cmd);
1280a011952aSMichael Chan 		break;
1281a011952aSMichael Chan 
1282a011952aSMichael Chan 	default:
1283a011952aSMichael Chan 		rc = -EOPNOTSUPP;
1284a011952aSMichael Chan 		break;
1285a011952aSMichael Chan 	}
1286a011952aSMichael Chan 	return rc;
1287a011952aSMichael Chan }
1288c0c050c5SMichael Chan 
1289b73c1d08SMichael Chan u32 bnxt_get_rxfh_indir_size(struct net_device *dev)
1290c0c050c5SMichael Chan {
1291b73c1d08SMichael Chan 	struct bnxt *bp = netdev_priv(dev);
1292b73c1d08SMichael Chan 
1293b73c1d08SMichael Chan 	if (bp->flags & BNXT_FLAG_CHIP_P5)
1294b73c1d08SMichael Chan 		return ALIGN(bp->rx_nr_rings, BNXT_RSS_TABLE_ENTRIES_P5);
1295c0c050c5SMichael Chan 	return HW_HASH_INDEX_SIZE;
1296c0c050c5SMichael Chan }
1297c0c050c5SMichael Chan 
1298c0c050c5SMichael Chan static u32 bnxt_get_rxfh_key_size(struct net_device *dev)
1299c0c050c5SMichael Chan {
1300c0c050c5SMichael Chan 	return HW_HASH_KEY_SIZE;
1301c0c050c5SMichael Chan }
1302c0c050c5SMichael Chan 
1303c0c050c5SMichael Chan static int bnxt_get_rxfh(struct net_device *dev, u32 *indir, u8 *key,
1304c0c050c5SMichael Chan 			 u8 *hfunc)
1305c0c050c5SMichael Chan {
1306c0c050c5SMichael Chan 	struct bnxt *bp = netdev_priv(dev);
13077991cb9cSMichael Chan 	struct bnxt_vnic_info *vnic;
1308adc38ac6SMichael Chan 	u32 i, tbl_size;
1309c0c050c5SMichael Chan 
1310c0c050c5SMichael Chan 	if (hfunc)
1311c0c050c5SMichael Chan 		*hfunc = ETH_RSS_HASH_TOP;
1312c0c050c5SMichael Chan 
13137991cb9cSMichael Chan 	if (!bp->vnic_info)
13147991cb9cSMichael Chan 		return 0;
13157991cb9cSMichael Chan 
13167991cb9cSMichael Chan 	vnic = &bp->vnic_info[0];
1317adc38ac6SMichael Chan 	if (indir && bp->rss_indir_tbl) {
1318adc38ac6SMichael Chan 		tbl_size = bnxt_get_rxfh_indir_size(dev);
1319adc38ac6SMichael Chan 		for (i = 0; i < tbl_size; i++)
1320adc38ac6SMichael Chan 			indir[i] = bp->rss_indir_tbl[i];
13217991cb9cSMichael Chan 	}
1322c0c050c5SMichael Chan 
13237991cb9cSMichael Chan 	if (key && vnic->rss_hash_key)
1324c0c050c5SMichael Chan 		memcpy(key, vnic->rss_hash_key, HW_HASH_KEY_SIZE);
1325c0c050c5SMichael Chan 
1326c0c050c5SMichael Chan 	return 0;
1327c0c050c5SMichael Chan }
1328c0c050c5SMichael Chan 
1329bd3191b5SMichael Chan static int bnxt_set_rxfh(struct net_device *dev, const u32 *indir,
1330bd3191b5SMichael Chan 			 const u8 *key, const u8 hfunc)
1331bd3191b5SMichael Chan {
1332bd3191b5SMichael Chan 	struct bnxt *bp = netdev_priv(dev);
1333bd3191b5SMichael Chan 	int rc = 0;
1334bd3191b5SMichael Chan 
1335bd3191b5SMichael Chan 	if (hfunc && hfunc != ETH_RSS_HASH_TOP)
1336bd3191b5SMichael Chan 		return -EOPNOTSUPP;
1337bd3191b5SMichael Chan 
1338bd3191b5SMichael Chan 	if (key)
1339bd3191b5SMichael Chan 		return -EOPNOTSUPP;
1340bd3191b5SMichael Chan 
1341bd3191b5SMichael Chan 	if (indir) {
1342bd3191b5SMichael Chan 		u32 i, pad, tbl_size = bnxt_get_rxfh_indir_size(dev);
1343bd3191b5SMichael Chan 
1344bd3191b5SMichael Chan 		for (i = 0; i < tbl_size; i++)
1345bd3191b5SMichael Chan 			bp->rss_indir_tbl[i] = indir[i];
1346bd3191b5SMichael Chan 		pad = bp->rss_indir_tbl_entries - tbl_size;
1347bd3191b5SMichael Chan 		if (pad)
1348bd3191b5SMichael Chan 			memset(&bp->rss_indir_tbl[i], 0, pad * sizeof(u16));
1349bd3191b5SMichael Chan 	}
1350bd3191b5SMichael Chan 
1351bd3191b5SMichael Chan 	if (netif_running(bp->dev)) {
1352bd3191b5SMichael Chan 		bnxt_close_nic(bp, false, false);
1353bd3191b5SMichael Chan 		rc = bnxt_open_nic(bp, false, false);
1354bd3191b5SMichael Chan 	}
1355bd3191b5SMichael Chan 	return rc;
1356bd3191b5SMichael Chan }
1357bd3191b5SMichael Chan 
1358c0c050c5SMichael Chan static void bnxt_get_drvinfo(struct net_device *dev,
1359c0c050c5SMichael Chan 			     struct ethtool_drvinfo *info)
1360c0c050c5SMichael Chan {
1361c0c050c5SMichael Chan 	struct bnxt *bp = netdev_priv(dev);
1362c0c050c5SMichael Chan 
1363c0c050c5SMichael Chan 	strlcpy(info->driver, DRV_MODULE_NAME, sizeof(info->driver));
1364431aa1ebSMichael Chan 	strlcpy(info->fw_version, bp->fw_ver_str, sizeof(info->fw_version));
1365c0c050c5SMichael Chan 	strlcpy(info->bus_info, pci_name(bp->pdev), sizeof(info->bus_info));
13665c8227d0SMichael Chan 	info->n_stats = bnxt_get_num_stats(bp);
1367eb513658SMichael Chan 	info->testinfo_len = bp->num_tests;
1368c0c050c5SMichael Chan 	/* TODO CHIMP_FW: eeprom dump details */
1369c0c050c5SMichael Chan 	info->eedump_len = 0;
1370c0c050c5SMichael Chan 	/* TODO CHIMP FW: reg dump details */
1371c0c050c5SMichael Chan 	info->regdump_len = 0;
1372c0c050c5SMichael Chan }
1373c0c050c5SMichael Chan 
1374b5d600b0SVasundhara Volam static int bnxt_get_regs_len(struct net_device *dev)
1375b5d600b0SVasundhara Volam {
1376b5d600b0SVasundhara Volam 	struct bnxt *bp = netdev_priv(dev);
1377b5d600b0SVasundhara Volam 	int reg_len;
1378b5d600b0SVasundhara Volam 
1379f0f47b2fSVasundhara Volam 	if (!BNXT_PF(bp))
1380f0f47b2fSVasundhara Volam 		return -EOPNOTSUPP;
1381f0f47b2fSVasundhara Volam 
1382b5d600b0SVasundhara Volam 	reg_len = BNXT_PXP_REG_LEN;
1383b5d600b0SVasundhara Volam 
1384b5d600b0SVasundhara Volam 	if (bp->fw_cap & BNXT_FW_CAP_PCIE_STATS_SUPPORTED)
1385b5d600b0SVasundhara Volam 		reg_len += sizeof(struct pcie_ctx_hw_stats);
1386b5d600b0SVasundhara Volam 
1387b5d600b0SVasundhara Volam 	return reg_len;
1388b5d600b0SVasundhara Volam }
1389b5d600b0SVasundhara Volam 
1390b5d600b0SVasundhara Volam static void bnxt_get_regs(struct net_device *dev, struct ethtool_regs *regs,
1391b5d600b0SVasundhara Volam 			  void *_p)
1392b5d600b0SVasundhara Volam {
1393b5d600b0SVasundhara Volam 	struct pcie_ctx_hw_stats *hw_pcie_stats;
1394bbf33d1dSEdwin Peer 	struct hwrm_pcie_qstats_input *req;
1395b5d600b0SVasundhara Volam 	struct bnxt *bp = netdev_priv(dev);
1396b5d600b0SVasundhara Volam 	dma_addr_t hw_pcie_stats_addr;
1397b5d600b0SVasundhara Volam 	int rc;
1398b5d600b0SVasundhara Volam 
1399b5d600b0SVasundhara Volam 	regs->version = 0;
1400b5d600b0SVasundhara Volam 	bnxt_dbg_hwrm_rd_reg(bp, 0, BNXT_PXP_REG_LEN / 4, _p);
1401b5d600b0SVasundhara Volam 
1402b5d600b0SVasundhara Volam 	if (!(bp->fw_cap & BNXT_FW_CAP_PCIE_STATS_SUPPORTED))
1403b5d600b0SVasundhara Volam 		return;
1404b5d600b0SVasundhara Volam 
1405bbf33d1dSEdwin Peer 	if (hwrm_req_init(bp, req, HWRM_PCIE_QSTATS))
1406b5d600b0SVasundhara Volam 		return;
1407b5d600b0SVasundhara Volam 
1408bbf33d1dSEdwin Peer 	hw_pcie_stats = hwrm_req_dma_slice(bp, req, sizeof(*hw_pcie_stats),
1409bbf33d1dSEdwin Peer 					   &hw_pcie_stats_addr);
1410bbf33d1dSEdwin Peer 	if (!hw_pcie_stats) {
1411bbf33d1dSEdwin Peer 		hwrm_req_drop(bp, req);
1412bbf33d1dSEdwin Peer 		return;
1413bbf33d1dSEdwin Peer 	}
1414bbf33d1dSEdwin Peer 
1415b5d600b0SVasundhara Volam 	regs->version = 1;
1416bbf33d1dSEdwin Peer 	hwrm_req_hold(bp, req); /* hold on to slice */
1417bbf33d1dSEdwin Peer 	req->pcie_stat_size = cpu_to_le16(sizeof(*hw_pcie_stats));
1418bbf33d1dSEdwin Peer 	req->pcie_stat_host_addr = cpu_to_le64(hw_pcie_stats_addr);
1419bbf33d1dSEdwin Peer 	rc = hwrm_req_send(bp, req);
1420b5d600b0SVasundhara Volam 	if (!rc) {
1421b5d600b0SVasundhara Volam 		__le64 *src = (__le64 *)hw_pcie_stats;
1422b5d600b0SVasundhara Volam 		u64 *dst = (u64 *)(_p + BNXT_PXP_REG_LEN);
1423b5d600b0SVasundhara Volam 		int i;
1424b5d600b0SVasundhara Volam 
1425b5d600b0SVasundhara Volam 		for (i = 0; i < sizeof(*hw_pcie_stats) / sizeof(__le64); i++)
1426b5d600b0SVasundhara Volam 			dst[i] = le64_to_cpu(src[i]);
1427b5d600b0SVasundhara Volam 	}
1428bbf33d1dSEdwin Peer 	hwrm_req_drop(bp, req);
1429b5d600b0SVasundhara Volam }
1430b5d600b0SVasundhara Volam 
14318e202366SMichael Chan static void bnxt_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
14328e202366SMichael Chan {
14338e202366SMichael Chan 	struct bnxt *bp = netdev_priv(dev);
14348e202366SMichael Chan 
14358e202366SMichael Chan 	wol->supported = 0;
14368e202366SMichael Chan 	wol->wolopts = 0;
14378e202366SMichael Chan 	memset(&wol->sopass, 0, sizeof(wol->sopass));
14388e202366SMichael Chan 	if (bp->flags & BNXT_FLAG_WOL_CAP) {
14398e202366SMichael Chan 		wol->supported = WAKE_MAGIC;
14408e202366SMichael Chan 		if (bp->wol)
14418e202366SMichael Chan 			wol->wolopts = WAKE_MAGIC;
14428e202366SMichael Chan 	}
14438e202366SMichael Chan }
14448e202366SMichael Chan 
14455282db6cSMichael Chan static int bnxt_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
14465282db6cSMichael Chan {
14475282db6cSMichael Chan 	struct bnxt *bp = netdev_priv(dev);
14485282db6cSMichael Chan 
14495282db6cSMichael Chan 	if (wol->wolopts & ~WAKE_MAGIC)
14505282db6cSMichael Chan 		return -EINVAL;
14515282db6cSMichael Chan 
14525282db6cSMichael Chan 	if (wol->wolopts & WAKE_MAGIC) {
14535282db6cSMichael Chan 		if (!(bp->flags & BNXT_FLAG_WOL_CAP))
14545282db6cSMichael Chan 			return -EINVAL;
14555282db6cSMichael Chan 		if (!bp->wol) {
14565282db6cSMichael Chan 			if (bnxt_hwrm_alloc_wol_fltr(bp))
14575282db6cSMichael Chan 				return -EBUSY;
14585282db6cSMichael Chan 			bp->wol = 1;
14595282db6cSMichael Chan 		}
14605282db6cSMichael Chan 	} else {
14615282db6cSMichael Chan 		if (bp->wol) {
14625282db6cSMichael Chan 			if (bnxt_hwrm_free_wol_fltr(bp))
14635282db6cSMichael Chan 				return -EBUSY;
14645282db6cSMichael Chan 			bp->wol = 0;
14655282db6cSMichael Chan 		}
14665282db6cSMichael Chan 	}
14675282db6cSMichael Chan 	return 0;
14685282db6cSMichael Chan }
14695282db6cSMichael Chan 
1470170ce013SMichael Chan u32 _bnxt_fw_to_ethtool_adv_spds(u16 fw_speeds, u8 fw_pause)
1471c0c050c5SMichael Chan {
1472c0c050c5SMichael Chan 	u32 speed_mask = 0;
1473c0c050c5SMichael Chan 
1474c0c050c5SMichael Chan 	/* TODO: support 25GB, 40GB, 50GB with different cable type */
1475c0c050c5SMichael Chan 	/* set the advertised speeds */
1476c0c050c5SMichael Chan 	if (fw_speeds & BNXT_LINK_SPEED_MSK_100MB)
1477c0c050c5SMichael Chan 		speed_mask |= ADVERTISED_100baseT_Full;
1478c0c050c5SMichael Chan 	if (fw_speeds & BNXT_LINK_SPEED_MSK_1GB)
1479c0c050c5SMichael Chan 		speed_mask |= ADVERTISED_1000baseT_Full;
1480c0c050c5SMichael Chan 	if (fw_speeds & BNXT_LINK_SPEED_MSK_2_5GB)
1481c0c050c5SMichael Chan 		speed_mask |= ADVERTISED_2500baseX_Full;
1482c0c050c5SMichael Chan 	if (fw_speeds & BNXT_LINK_SPEED_MSK_10GB)
1483c0c050c5SMichael Chan 		speed_mask |= ADVERTISED_10000baseT_Full;
1484c0c050c5SMichael Chan 	if (fw_speeds & BNXT_LINK_SPEED_MSK_40GB)
14851c49c421SMichael Chan 		speed_mask |= ADVERTISED_40000baseCR4_Full;
148627c4d578SMichael Chan 
148727c4d578SMichael Chan 	if ((fw_pause & BNXT_LINK_PAUSE_BOTH) == BNXT_LINK_PAUSE_BOTH)
148827c4d578SMichael Chan 		speed_mask |= ADVERTISED_Pause;
148927c4d578SMichael Chan 	else if (fw_pause & BNXT_LINK_PAUSE_TX)
149027c4d578SMichael Chan 		speed_mask |= ADVERTISED_Asym_Pause;
149127c4d578SMichael Chan 	else if (fw_pause & BNXT_LINK_PAUSE_RX)
149227c4d578SMichael Chan 		speed_mask |= ADVERTISED_Pause | ADVERTISED_Asym_Pause;
149327c4d578SMichael Chan 
1494c0c050c5SMichael Chan 	return speed_mask;
1495c0c050c5SMichael Chan }
1496c0c050c5SMichael Chan 
149700c04a92SMichael Chan #define BNXT_FW_TO_ETHTOOL_SPDS(fw_speeds, fw_pause, lk_ksettings, name)\
149800c04a92SMichael Chan {									\
149900c04a92SMichael Chan 	if ((fw_speeds) & BNXT_LINK_SPEED_MSK_100MB)			\
150000c04a92SMichael Chan 		ethtool_link_ksettings_add_link_mode(lk_ksettings, name,\
150100c04a92SMichael Chan 						     100baseT_Full);	\
150200c04a92SMichael Chan 	if ((fw_speeds) & BNXT_LINK_SPEED_MSK_1GB)			\
150300c04a92SMichael Chan 		ethtool_link_ksettings_add_link_mode(lk_ksettings, name,\
150400c04a92SMichael Chan 						     1000baseT_Full);	\
150500c04a92SMichael Chan 	if ((fw_speeds) & BNXT_LINK_SPEED_MSK_10GB)			\
150600c04a92SMichael Chan 		ethtool_link_ksettings_add_link_mode(lk_ksettings, name,\
150700c04a92SMichael Chan 						     10000baseT_Full);	\
150800c04a92SMichael Chan 	if ((fw_speeds) & BNXT_LINK_SPEED_MSK_25GB)			\
150900c04a92SMichael Chan 		ethtool_link_ksettings_add_link_mode(lk_ksettings, name,\
151000c04a92SMichael Chan 						     25000baseCR_Full);	\
151100c04a92SMichael Chan 	if ((fw_speeds) & BNXT_LINK_SPEED_MSK_40GB)			\
151200c04a92SMichael Chan 		ethtool_link_ksettings_add_link_mode(lk_ksettings, name,\
151300c04a92SMichael Chan 						     40000baseCR4_Full);\
151400c04a92SMichael Chan 	if ((fw_speeds) & BNXT_LINK_SPEED_MSK_50GB)			\
151500c04a92SMichael Chan 		ethtool_link_ksettings_add_link_mode(lk_ksettings, name,\
151600c04a92SMichael Chan 						     50000baseCR2_Full);\
151738a21b34SDeepak Khungar 	if ((fw_speeds) & BNXT_LINK_SPEED_MSK_100GB)			\
151838a21b34SDeepak Khungar 		ethtool_link_ksettings_add_link_mode(lk_ksettings, name,\
151938a21b34SDeepak Khungar 						     100000baseCR4_Full);\
152000c04a92SMichael Chan 	if ((fw_pause) & BNXT_LINK_PAUSE_RX) {				\
152100c04a92SMichael Chan 		ethtool_link_ksettings_add_link_mode(lk_ksettings, name,\
152200c04a92SMichael Chan 						     Pause);		\
152300c04a92SMichael Chan 		if (!((fw_pause) & BNXT_LINK_PAUSE_TX))			\
152400c04a92SMichael Chan 			ethtool_link_ksettings_add_link_mode(		\
152500c04a92SMichael Chan 					lk_ksettings, name, Asym_Pause);\
152600c04a92SMichael Chan 	} else if ((fw_pause) & BNXT_LINK_PAUSE_TX) {			\
152700c04a92SMichael Chan 		ethtool_link_ksettings_add_link_mode(lk_ksettings, name,\
152800c04a92SMichael Chan 						     Asym_Pause);	\
152900c04a92SMichael Chan 	}								\
153000c04a92SMichael Chan }
153100c04a92SMichael Chan 
153200c04a92SMichael Chan #define BNXT_ETHTOOL_TO_FW_SPDS(fw_speeds, lk_ksettings, name)		\
153300c04a92SMichael Chan {									\
153400c04a92SMichael Chan 	if (ethtool_link_ksettings_test_link_mode(lk_ksettings, name,	\
153500c04a92SMichael Chan 						  100baseT_Full) ||	\
153600c04a92SMichael Chan 	    ethtool_link_ksettings_test_link_mode(lk_ksettings, name,	\
153700c04a92SMichael Chan 						  100baseT_Half))	\
153800c04a92SMichael Chan 		(fw_speeds) |= BNXT_LINK_SPEED_MSK_100MB;		\
153900c04a92SMichael Chan 	if (ethtool_link_ksettings_test_link_mode(lk_ksettings, name,	\
154000c04a92SMichael Chan 						  1000baseT_Full) ||	\
154100c04a92SMichael Chan 	    ethtool_link_ksettings_test_link_mode(lk_ksettings, name,	\
154200c04a92SMichael Chan 						  1000baseT_Half))	\
154300c04a92SMichael Chan 		(fw_speeds) |= BNXT_LINK_SPEED_MSK_1GB;			\
154400c04a92SMichael Chan 	if (ethtool_link_ksettings_test_link_mode(lk_ksettings, name,	\
154500c04a92SMichael Chan 						  10000baseT_Full))	\
154600c04a92SMichael Chan 		(fw_speeds) |= BNXT_LINK_SPEED_MSK_10GB;		\
154700c04a92SMichael Chan 	if (ethtool_link_ksettings_test_link_mode(lk_ksettings, name,	\
154800c04a92SMichael Chan 						  25000baseCR_Full))	\
154900c04a92SMichael Chan 		(fw_speeds) |= BNXT_LINK_SPEED_MSK_25GB;		\
155000c04a92SMichael Chan 	if (ethtool_link_ksettings_test_link_mode(lk_ksettings, name,	\
155100c04a92SMichael Chan 						  40000baseCR4_Full))	\
155200c04a92SMichael Chan 		(fw_speeds) |= BNXT_LINK_SPEED_MSK_40GB;		\
155300c04a92SMichael Chan 	if (ethtool_link_ksettings_test_link_mode(lk_ksettings, name,	\
155400c04a92SMichael Chan 						  50000baseCR2_Full))	\
155500c04a92SMichael Chan 		(fw_speeds) |= BNXT_LINK_SPEED_MSK_50GB;		\
155638a21b34SDeepak Khungar 	if (ethtool_link_ksettings_test_link_mode(lk_ksettings, name,	\
155738a21b34SDeepak Khungar 						  100000baseCR4_Full))	\
155838a21b34SDeepak Khungar 		(fw_speeds) |= BNXT_LINK_SPEED_MSK_100GB;		\
155900c04a92SMichael Chan }
156000c04a92SMichael Chan 
1561532262baSEdwin Peer #define BNXT_FW_TO_ETHTOOL_PAM4_SPDS(fw_speeds, lk_ksettings, name)	\
1562532262baSEdwin Peer {									\
1563532262baSEdwin Peer 	if ((fw_speeds) & BNXT_LINK_PAM4_SPEED_MSK_50GB)		\
1564532262baSEdwin Peer 		ethtool_link_ksettings_add_link_mode(lk_ksettings, name,\
1565532262baSEdwin Peer 						     50000baseCR_Full);	\
1566532262baSEdwin Peer 	if ((fw_speeds) & BNXT_LINK_PAM4_SPEED_MSK_100GB)		\
1567532262baSEdwin Peer 		ethtool_link_ksettings_add_link_mode(lk_ksettings, name,\
1568532262baSEdwin Peer 						     100000baseCR2_Full);\
1569532262baSEdwin Peer 	if ((fw_speeds) & BNXT_LINK_PAM4_SPEED_MSK_200GB)		\
1570532262baSEdwin Peer 		ethtool_link_ksettings_add_link_mode(lk_ksettings, name,\
1571532262baSEdwin Peer 						     200000baseCR4_Full);\
1572532262baSEdwin Peer }
1573532262baSEdwin Peer 
1574532262baSEdwin Peer #define BNXT_ETHTOOL_TO_FW_PAM4_SPDS(fw_speeds, lk_ksettings, name)	\
1575532262baSEdwin Peer {									\
1576532262baSEdwin Peer 	if (ethtool_link_ksettings_test_link_mode(lk_ksettings, name,	\
1577532262baSEdwin Peer 						  50000baseCR_Full))	\
1578532262baSEdwin Peer 		(fw_speeds) |= BNXT_LINK_PAM4_SPEED_MSK_50GB;		\
1579532262baSEdwin Peer 	if (ethtool_link_ksettings_test_link_mode(lk_ksettings, name,	\
1580532262baSEdwin Peer 						  100000baseCR2_Full))	\
1581532262baSEdwin Peer 		(fw_speeds) |= BNXT_LINK_PAM4_SPEED_MSK_100GB;		\
1582532262baSEdwin Peer 	if (ethtool_link_ksettings_test_link_mode(lk_ksettings, name,	\
1583532262baSEdwin Peer 						  200000baseCR4_Full))	\
1584532262baSEdwin Peer 		(fw_speeds) |= BNXT_LINK_PAM4_SPEED_MSK_200GB;		\
1585532262baSEdwin Peer }
1586532262baSEdwin Peer 
15878b277589SMichael Chan static void bnxt_fw_to_ethtool_advertised_fec(struct bnxt_link_info *link_info,
15888b277589SMichael Chan 				struct ethtool_link_ksettings *lk_ksettings)
15898b277589SMichael Chan {
15908b277589SMichael Chan 	u16 fec_cfg = link_info->fec_cfg;
15918b277589SMichael Chan 
15928b277589SMichael Chan 	if ((fec_cfg & BNXT_FEC_NONE) || !(fec_cfg & BNXT_FEC_AUTONEG)) {
15938b277589SMichael Chan 		linkmode_set_bit(ETHTOOL_LINK_MODE_FEC_NONE_BIT,
15948b277589SMichael Chan 				 lk_ksettings->link_modes.advertising);
15958b277589SMichael Chan 		return;
15968b277589SMichael Chan 	}
15978b277589SMichael Chan 	if (fec_cfg & BNXT_FEC_ENC_BASE_R)
15988b277589SMichael Chan 		linkmode_set_bit(ETHTOOL_LINK_MODE_FEC_BASER_BIT,
15998b277589SMichael Chan 				 lk_ksettings->link_modes.advertising);
16008b277589SMichael Chan 	if (fec_cfg & BNXT_FEC_ENC_RS)
16018b277589SMichael Chan 		linkmode_set_bit(ETHTOOL_LINK_MODE_FEC_RS_BIT,
16028b277589SMichael Chan 				 lk_ksettings->link_modes.advertising);
16038b277589SMichael Chan 	if (fec_cfg & BNXT_FEC_ENC_LLRS)
16048b277589SMichael Chan 		linkmode_set_bit(ETHTOOL_LINK_MODE_FEC_LLRS_BIT,
16058b277589SMichael Chan 				 lk_ksettings->link_modes.advertising);
16068b277589SMichael Chan }
16078b277589SMichael Chan 
160800c04a92SMichael Chan static void bnxt_fw_to_ethtool_advertised_spds(struct bnxt_link_info *link_info,
160900c04a92SMichael Chan 				struct ethtool_link_ksettings *lk_ksettings)
161027c4d578SMichael Chan {
161168515a18SMichael Chan 	u16 fw_speeds = link_info->advertising;
161227c4d578SMichael Chan 	u8 fw_pause = 0;
161327c4d578SMichael Chan 
161427c4d578SMichael Chan 	if (link_info->autoneg & BNXT_AUTONEG_FLOW_CTRL)
161527c4d578SMichael Chan 		fw_pause = link_info->auto_pause_setting;
161627c4d578SMichael Chan 
161700c04a92SMichael Chan 	BNXT_FW_TO_ETHTOOL_SPDS(fw_speeds, fw_pause, lk_ksettings, advertising);
1618532262baSEdwin Peer 	fw_speeds = link_info->advertising_pam4;
1619532262baSEdwin Peer 	BNXT_FW_TO_ETHTOOL_PAM4_SPDS(fw_speeds, lk_ksettings, advertising);
16208b277589SMichael Chan 	bnxt_fw_to_ethtool_advertised_fec(link_info, lk_ksettings);
162127c4d578SMichael Chan }
162227c4d578SMichael Chan 
162300c04a92SMichael Chan static void bnxt_fw_to_ethtool_lp_adv(struct bnxt_link_info *link_info,
162400c04a92SMichael Chan 				struct ethtool_link_ksettings *lk_ksettings)
16253277360eSMichael Chan {
16263277360eSMichael Chan 	u16 fw_speeds = link_info->lp_auto_link_speeds;
16273277360eSMichael Chan 	u8 fw_pause = 0;
16283277360eSMichael Chan 
16293277360eSMichael Chan 	if (link_info->autoneg & BNXT_AUTONEG_FLOW_CTRL)
16303277360eSMichael Chan 		fw_pause = link_info->lp_pause;
16313277360eSMichael Chan 
163200c04a92SMichael Chan 	BNXT_FW_TO_ETHTOOL_SPDS(fw_speeds, fw_pause, lk_ksettings,
163300c04a92SMichael Chan 				lp_advertising);
1634532262baSEdwin Peer 	fw_speeds = link_info->lp_auto_pam4_link_speeds;
1635532262baSEdwin Peer 	BNXT_FW_TO_ETHTOOL_PAM4_SPDS(fw_speeds, lk_ksettings, lp_advertising);
16363277360eSMichael Chan }
16373277360eSMichael Chan 
16388b277589SMichael Chan static void bnxt_fw_to_ethtool_support_fec(struct bnxt_link_info *link_info,
16398b277589SMichael Chan 				struct ethtool_link_ksettings *lk_ksettings)
16408b277589SMichael Chan {
16418b277589SMichael Chan 	u16 fec_cfg = link_info->fec_cfg;
16428b277589SMichael Chan 
16438b277589SMichael Chan 	if (fec_cfg & BNXT_FEC_NONE) {
16448b277589SMichael Chan 		linkmode_set_bit(ETHTOOL_LINK_MODE_FEC_NONE_BIT,
16458b277589SMichael Chan 				 lk_ksettings->link_modes.supported);
16468b277589SMichael Chan 		return;
16478b277589SMichael Chan 	}
16488b277589SMichael Chan 	if (fec_cfg & BNXT_FEC_ENC_BASE_R_CAP)
16498b277589SMichael Chan 		linkmode_set_bit(ETHTOOL_LINK_MODE_FEC_BASER_BIT,
16508b277589SMichael Chan 				 lk_ksettings->link_modes.supported);
16518b277589SMichael Chan 	if (fec_cfg & BNXT_FEC_ENC_RS_CAP)
16528b277589SMichael Chan 		linkmode_set_bit(ETHTOOL_LINK_MODE_FEC_RS_BIT,
16538b277589SMichael Chan 				 lk_ksettings->link_modes.supported);
16548b277589SMichael Chan 	if (fec_cfg & BNXT_FEC_ENC_LLRS_CAP)
16558b277589SMichael Chan 		linkmode_set_bit(ETHTOOL_LINK_MODE_FEC_LLRS_BIT,
16568b277589SMichael Chan 				 lk_ksettings->link_modes.supported);
16578b277589SMichael Chan }
16588b277589SMichael Chan 
165900c04a92SMichael Chan static void bnxt_fw_to_ethtool_support_spds(struct bnxt_link_info *link_info,
166000c04a92SMichael Chan 				struct ethtool_link_ksettings *lk_ksettings)
16614b32caccSMichael Chan {
16624b32caccSMichael Chan 	u16 fw_speeds = link_info->support_speeds;
16634b32caccSMichael Chan 
166400c04a92SMichael Chan 	BNXT_FW_TO_ETHTOOL_SPDS(fw_speeds, 0, lk_ksettings, supported);
1665532262baSEdwin Peer 	fw_speeds = link_info->support_pam4_speeds;
1666532262baSEdwin Peer 	BNXT_FW_TO_ETHTOOL_PAM4_SPDS(fw_speeds, lk_ksettings, supported);
16674b32caccSMichael Chan 
166800c04a92SMichael Chan 	ethtool_link_ksettings_add_link_mode(lk_ksettings, supported, Pause);
166900c04a92SMichael Chan 	ethtool_link_ksettings_add_link_mode(lk_ksettings, supported,
167000c04a92SMichael Chan 					     Asym_Pause);
167193ed8117SMichael Chan 
1672532262baSEdwin Peer 	if (link_info->support_auto_speeds ||
1673532262baSEdwin Peer 	    link_info->support_pam4_auto_speeds)
167400c04a92SMichael Chan 		ethtool_link_ksettings_add_link_mode(lk_ksettings, supported,
167500c04a92SMichael Chan 						     Autoneg);
16768b277589SMichael Chan 	bnxt_fw_to_ethtool_support_fec(link_info, lk_ksettings);
167793ed8117SMichael Chan }
167893ed8117SMichael Chan 
1679c0c050c5SMichael Chan u32 bnxt_fw_to_ethtool_speed(u16 fw_link_speed)
1680c0c050c5SMichael Chan {
1681c0c050c5SMichael Chan 	switch (fw_link_speed) {
1682c0c050c5SMichael Chan 	case BNXT_LINK_SPEED_100MB:
1683c0c050c5SMichael Chan 		return SPEED_100;
1684c0c050c5SMichael Chan 	case BNXT_LINK_SPEED_1GB:
1685c0c050c5SMichael Chan 		return SPEED_1000;
1686c0c050c5SMichael Chan 	case BNXT_LINK_SPEED_2_5GB:
1687c0c050c5SMichael Chan 		return SPEED_2500;
1688c0c050c5SMichael Chan 	case BNXT_LINK_SPEED_10GB:
1689c0c050c5SMichael Chan 		return SPEED_10000;
1690c0c050c5SMichael Chan 	case BNXT_LINK_SPEED_20GB:
1691c0c050c5SMichael Chan 		return SPEED_20000;
1692c0c050c5SMichael Chan 	case BNXT_LINK_SPEED_25GB:
1693c0c050c5SMichael Chan 		return SPEED_25000;
1694c0c050c5SMichael Chan 	case BNXT_LINK_SPEED_40GB:
1695c0c050c5SMichael Chan 		return SPEED_40000;
1696c0c050c5SMichael Chan 	case BNXT_LINK_SPEED_50GB:
1697c0c050c5SMichael Chan 		return SPEED_50000;
169838a21b34SDeepak Khungar 	case BNXT_LINK_SPEED_100GB:
169938a21b34SDeepak Khungar 		return SPEED_100000;
1700c0c050c5SMichael Chan 	default:
1701c0c050c5SMichael Chan 		return SPEED_UNKNOWN;
1702c0c050c5SMichael Chan 	}
1703c0c050c5SMichael Chan }
1704c0c050c5SMichael Chan 
170500c04a92SMichael Chan static int bnxt_get_link_ksettings(struct net_device *dev,
170600c04a92SMichael Chan 				   struct ethtool_link_ksettings *lk_ksettings)
1707c0c050c5SMichael Chan {
1708c0c050c5SMichael Chan 	struct bnxt *bp = netdev_priv(dev);
1709c0c050c5SMichael Chan 	struct bnxt_link_info *link_info = &bp->link_info;
171000c04a92SMichael Chan 	struct ethtool_link_settings *base = &lk_ksettings->base;
171100c04a92SMichael Chan 	u32 ethtool_speed;
1712c0c050c5SMichael Chan 
171300c04a92SMichael Chan 	ethtool_link_ksettings_zero_link_mode(lk_ksettings, supported);
1714e2dc9b6eSMichael Chan 	mutex_lock(&bp->link_lock);
171500c04a92SMichael Chan 	bnxt_fw_to_ethtool_support_spds(link_info, lk_ksettings);
1716c0c050c5SMichael Chan 
171700c04a92SMichael Chan 	ethtool_link_ksettings_zero_link_mode(lk_ksettings, advertising);
1718b763499eSMichael Chan 	if (link_info->autoneg) {
171900c04a92SMichael Chan 		bnxt_fw_to_ethtool_advertised_spds(link_info, lk_ksettings);
172000c04a92SMichael Chan 		ethtool_link_ksettings_add_link_mode(lk_ksettings,
172100c04a92SMichael Chan 						     advertising, Autoneg);
172200c04a92SMichael Chan 		base->autoneg = AUTONEG_ENABLE;
172300c04a92SMichael Chan 		base->duplex = DUPLEX_UNKNOWN;
172483d8f5e9SMichael Chan 		if (link_info->phy_link_status == BNXT_LINK_LINK) {
172583d8f5e9SMichael Chan 			bnxt_fw_to_ethtool_lp_adv(link_info, lk_ksettings);
172683d8f5e9SMichael Chan 			if (link_info->duplex & BNXT_LINK_DUPLEX_FULL)
172700c04a92SMichael Chan 				base->duplex = DUPLEX_FULL;
172829c262feSMichael Chan 			else
172900c04a92SMichael Chan 				base->duplex = DUPLEX_HALF;
173083d8f5e9SMichael Chan 		}
173183d8f5e9SMichael Chan 		ethtool_speed = bnxt_fw_to_ethtool_speed(link_info->link_speed);
1732c0c050c5SMichael Chan 	} else {
173300c04a92SMichael Chan 		base->autoneg = AUTONEG_DISABLE;
173429c262feSMichael Chan 		ethtool_speed =
173529c262feSMichael Chan 			bnxt_fw_to_ethtool_speed(link_info->req_link_speed);
173600c04a92SMichael Chan 		base->duplex = DUPLEX_HALF;
173729c262feSMichael Chan 		if (link_info->req_duplex == BNXT_LINK_DUPLEX_FULL)
173800c04a92SMichael Chan 			base->duplex = DUPLEX_FULL;
1739c0c050c5SMichael Chan 	}
174000c04a92SMichael Chan 	base->speed = ethtool_speed;
1741c0c050c5SMichael Chan 
174200c04a92SMichael Chan 	base->port = PORT_NONE;
1743c0c050c5SMichael Chan 	if (link_info->media_type == PORT_PHY_QCFG_RESP_MEDIA_TYPE_TP) {
174400c04a92SMichael Chan 		base->port = PORT_TP;
174500c04a92SMichael Chan 		ethtool_link_ksettings_add_link_mode(lk_ksettings, supported,
174600c04a92SMichael Chan 						     TP);
174700c04a92SMichael Chan 		ethtool_link_ksettings_add_link_mode(lk_ksettings, advertising,
174800c04a92SMichael Chan 						     TP);
1749c0c050c5SMichael Chan 	} else {
175000c04a92SMichael Chan 		ethtool_link_ksettings_add_link_mode(lk_ksettings, supported,
175100c04a92SMichael Chan 						     FIBRE);
175200c04a92SMichael Chan 		ethtool_link_ksettings_add_link_mode(lk_ksettings, advertising,
175300c04a92SMichael Chan 						     FIBRE);
1754c0c050c5SMichael Chan 
1755c0c050c5SMichael Chan 		if (link_info->media_type == PORT_PHY_QCFG_RESP_MEDIA_TYPE_DAC)
175600c04a92SMichael Chan 			base->port = PORT_DA;
1757c0c050c5SMichael Chan 		else if (link_info->media_type ==
1758c0c050c5SMichael Chan 			 PORT_PHY_QCFG_RESP_MEDIA_TYPE_FIBRE)
175900c04a92SMichael Chan 			base->port = PORT_FIBRE;
1760c0c050c5SMichael Chan 	}
176100c04a92SMichael Chan 	base->phy_address = link_info->phy_addr;
1762e2dc9b6eSMichael Chan 	mutex_unlock(&bp->link_lock);
1763c0c050c5SMichael Chan 
1764c0c050c5SMichael Chan 	return 0;
1765c0c050c5SMichael Chan }
1766c0c050c5SMichael Chan 
1767f00530bfSEdwin Peer static int bnxt_force_link_speed(struct net_device *dev, u32 ethtool_speed)
1768c0c050c5SMichael Chan {
17699d9cee08SMichael Chan 	struct bnxt *bp = netdev_priv(dev);
17709d9cee08SMichael Chan 	struct bnxt_link_info *link_info = &bp->link_info;
1771532262baSEdwin Peer 	u16 support_pam4_spds = link_info->support_pam4_speeds;
17729d9cee08SMichael Chan 	u16 support_spds = link_info->support_speeds;
1773532262baSEdwin Peer 	u8 sig_mode = BNXT_SIG_MODE_NRZ;
1774f00530bfSEdwin Peer 	u16 fw_speed = 0;
17759d9cee08SMichael Chan 
1776c0c050c5SMichael Chan 	switch (ethtool_speed) {
1777c0c050c5SMichael Chan 	case SPEED_100:
17789d9cee08SMichael Chan 		if (support_spds & BNXT_LINK_SPEED_MSK_100MB)
1779f00530bfSEdwin Peer 			fw_speed = PORT_PHY_CFG_REQ_FORCE_LINK_SPEED_100MB;
17809d9cee08SMichael Chan 		break;
1781c0c050c5SMichael Chan 	case SPEED_1000:
17829d9cee08SMichael Chan 		if (support_spds & BNXT_LINK_SPEED_MSK_1GB)
1783f00530bfSEdwin Peer 			fw_speed = PORT_PHY_CFG_REQ_FORCE_LINK_SPEED_1GB;
17849d9cee08SMichael Chan 		break;
1785c0c050c5SMichael Chan 	case SPEED_2500:
17869d9cee08SMichael Chan 		if (support_spds & BNXT_LINK_SPEED_MSK_2_5GB)
1787f00530bfSEdwin Peer 			fw_speed = PORT_PHY_CFG_REQ_FORCE_LINK_SPEED_2_5GB;
17889d9cee08SMichael Chan 		break;
1789c0c050c5SMichael Chan 	case SPEED_10000:
17909d9cee08SMichael Chan 		if (support_spds & BNXT_LINK_SPEED_MSK_10GB)
1791f00530bfSEdwin Peer 			fw_speed = PORT_PHY_CFG_REQ_FORCE_LINK_SPEED_10GB;
17929d9cee08SMichael Chan 		break;
1793c0c050c5SMichael Chan 	case SPEED_20000:
17949d9cee08SMichael Chan 		if (support_spds & BNXT_LINK_SPEED_MSK_20GB)
1795f00530bfSEdwin Peer 			fw_speed = PORT_PHY_CFG_REQ_FORCE_LINK_SPEED_20GB;
17969d9cee08SMichael Chan 		break;
1797c0c050c5SMichael Chan 	case SPEED_25000:
17989d9cee08SMichael Chan 		if (support_spds & BNXT_LINK_SPEED_MSK_25GB)
1799f00530bfSEdwin Peer 			fw_speed = PORT_PHY_CFG_REQ_FORCE_LINK_SPEED_25GB;
18009d9cee08SMichael Chan 		break;
1801c0c050c5SMichael Chan 	case SPEED_40000:
18029d9cee08SMichael Chan 		if (support_spds & BNXT_LINK_SPEED_MSK_40GB)
1803f00530bfSEdwin Peer 			fw_speed = PORT_PHY_CFG_REQ_FORCE_LINK_SPEED_40GB;
18049d9cee08SMichael Chan 		break;
1805c0c050c5SMichael Chan 	case SPEED_50000:
1806532262baSEdwin Peer 		if (support_spds & BNXT_LINK_SPEED_MSK_50GB) {
1807f00530bfSEdwin Peer 			fw_speed = PORT_PHY_CFG_REQ_FORCE_LINK_SPEED_50GB;
1808532262baSEdwin Peer 		} else if (support_pam4_spds & BNXT_LINK_PAM4_SPEED_MSK_50GB) {
1809532262baSEdwin Peer 			fw_speed = PORT_PHY_CFG_REQ_FORCE_PAM4_LINK_SPEED_50GB;
1810532262baSEdwin Peer 			sig_mode = BNXT_SIG_MODE_PAM4;
1811532262baSEdwin Peer 		}
18129d9cee08SMichael Chan 		break;
181338a21b34SDeepak Khungar 	case SPEED_100000:
1814532262baSEdwin Peer 		if (support_spds & BNXT_LINK_SPEED_MSK_100GB) {
1815f00530bfSEdwin Peer 			fw_speed = PORT_PHY_CFG_REQ_FORCE_LINK_SPEED_100GB;
1816532262baSEdwin Peer 		} else if (support_pam4_spds & BNXT_LINK_PAM4_SPEED_MSK_100GB) {
1817532262baSEdwin Peer 			fw_speed = PORT_PHY_CFG_REQ_FORCE_PAM4_LINK_SPEED_100GB;
1818532262baSEdwin Peer 			sig_mode = BNXT_SIG_MODE_PAM4;
1819532262baSEdwin Peer 		}
1820532262baSEdwin Peer 		break;
1821532262baSEdwin Peer 	case SPEED_200000:
1822532262baSEdwin Peer 		if (support_pam4_spds & BNXT_LINK_PAM4_SPEED_MSK_200GB) {
1823532262baSEdwin Peer 			fw_speed = PORT_PHY_CFG_REQ_FORCE_PAM4_LINK_SPEED_200GB;
1824532262baSEdwin Peer 			sig_mode = BNXT_SIG_MODE_PAM4;
1825532262baSEdwin Peer 		}
1826c0c050c5SMichael Chan 		break;
1827c0c050c5SMichael Chan 	}
1828f00530bfSEdwin Peer 
1829f00530bfSEdwin Peer 	if (!fw_speed) {
1830f00530bfSEdwin Peer 		netdev_err(dev, "unsupported speed!\n");
1831f00530bfSEdwin Peer 		return -EINVAL;
1832f00530bfSEdwin Peer 	}
1833f00530bfSEdwin Peer 
1834745b5c65SEdwin Peer 	if (link_info->req_link_speed == fw_speed &&
1835745b5c65SEdwin Peer 	    link_info->req_signal_mode == sig_mode &&
1836745b5c65SEdwin Peer 	    link_info->autoneg == 0)
1837745b5c65SEdwin Peer 		return -EALREADY;
1838745b5c65SEdwin Peer 
1839f00530bfSEdwin Peer 	link_info->req_link_speed = fw_speed;
1840532262baSEdwin Peer 	link_info->req_signal_mode = sig_mode;
1841f00530bfSEdwin Peer 	link_info->req_duplex = BNXT_LINK_DUPLEX_FULL;
1842f00530bfSEdwin Peer 	link_info->autoneg = 0;
1843f00530bfSEdwin Peer 	link_info->advertising = 0;
1844532262baSEdwin Peer 	link_info->advertising_pam4 = 0;
1845f00530bfSEdwin Peer 
1846f00530bfSEdwin Peer 	return 0;
1847c0c050c5SMichael Chan }
1848c0c050c5SMichael Chan 
1849939f7f0cSMichael Chan u16 bnxt_get_fw_auto_link_speeds(u32 advertising)
1850c0c050c5SMichael Chan {
1851c0c050c5SMichael Chan 	u16 fw_speed_mask = 0;
1852c0c050c5SMichael Chan 
1853c0c050c5SMichael Chan 	/* only support autoneg at speed 100, 1000, and 10000 */
1854c0c050c5SMichael Chan 	if (advertising & (ADVERTISED_100baseT_Full |
1855c0c050c5SMichael Chan 			   ADVERTISED_100baseT_Half)) {
1856c0c050c5SMichael Chan 		fw_speed_mask |= BNXT_LINK_SPEED_MSK_100MB;
1857c0c050c5SMichael Chan 	}
1858c0c050c5SMichael Chan 	if (advertising & (ADVERTISED_1000baseT_Full |
1859c0c050c5SMichael Chan 			   ADVERTISED_1000baseT_Half)) {
1860c0c050c5SMichael Chan 		fw_speed_mask |= BNXT_LINK_SPEED_MSK_1GB;
1861c0c050c5SMichael Chan 	}
1862c0c050c5SMichael Chan 	if (advertising & ADVERTISED_10000baseT_Full)
1863c0c050c5SMichael Chan 		fw_speed_mask |= BNXT_LINK_SPEED_MSK_10GB;
1864c0c050c5SMichael Chan 
18651c49c421SMichael Chan 	if (advertising & ADVERTISED_40000baseCR4_Full)
18661c49c421SMichael Chan 		fw_speed_mask |= BNXT_LINK_SPEED_MSK_40GB;
18671c49c421SMichael Chan 
1868c0c050c5SMichael Chan 	return fw_speed_mask;
1869c0c050c5SMichael Chan }
1870c0c050c5SMichael Chan 
187100c04a92SMichael Chan static int bnxt_set_link_ksettings(struct net_device *dev,
187200c04a92SMichael Chan 			   const struct ethtool_link_ksettings *lk_ksettings)
1873c0c050c5SMichael Chan {
1874c0c050c5SMichael Chan 	struct bnxt *bp = netdev_priv(dev);
1875c0c050c5SMichael Chan 	struct bnxt_link_info *link_info = &bp->link_info;
187600c04a92SMichael Chan 	const struct ethtool_link_settings *base = &lk_ksettings->base;
1877c0c050c5SMichael Chan 	bool set_pause = false;
187868515a18SMichael Chan 	u32 speed;
187900c04a92SMichael Chan 	int rc = 0;
1880c0c050c5SMichael Chan 
1881c7e457f4SMichael Chan 	if (!BNXT_PHY_CFG_ABLE(bp))
188200c04a92SMichael Chan 		return -EOPNOTSUPP;
1883c0c050c5SMichael Chan 
1884e2dc9b6eSMichael Chan 	mutex_lock(&bp->link_lock);
188500c04a92SMichael Chan 	if (base->autoneg == AUTONEG_ENABLE) {
1886532262baSEdwin Peer 		link_info->advertising = 0;
1887532262baSEdwin Peer 		link_info->advertising_pam4 = 0;
1888532262baSEdwin Peer 		BNXT_ETHTOOL_TO_FW_SPDS(link_info->advertising, lk_ksettings,
188900c04a92SMichael Chan 					advertising);
1890532262baSEdwin Peer 		BNXT_ETHTOOL_TO_FW_PAM4_SPDS(link_info->advertising_pam4,
1891532262baSEdwin Peer 					     lk_ksettings, advertising);
1892c0c050c5SMichael Chan 		link_info->autoneg |= BNXT_AUTONEG_SPEED;
1893532262baSEdwin Peer 		if (!link_info->advertising && !link_info->advertising_pam4) {
189493ed8117SMichael Chan 			link_info->advertising = link_info->support_auto_speeds;
1895532262baSEdwin Peer 			link_info->advertising_pam4 =
1896532262baSEdwin Peer 				link_info->support_pam4_auto_speeds;
1897532262baSEdwin Peer 		}
1898c0c050c5SMichael Chan 		/* any change to autoneg will cause link change, therefore the
1899c0c050c5SMichael Chan 		 * driver should put back the original pause setting in autoneg
1900c0c050c5SMichael Chan 		 */
1901c0c050c5SMichael Chan 		set_pause = true;
1902c0c050c5SMichael Chan 	} else {
190303efbec0SMichael Chan 		u8 phy_type = link_info->phy_type;
19049d9cee08SMichael Chan 
190503efbec0SMichael Chan 		if (phy_type == PORT_PHY_QCFG_RESP_PHY_TYPE_BASET  ||
190603efbec0SMichael Chan 		    phy_type == PORT_PHY_QCFG_RESP_PHY_TYPE_BASETE ||
190703efbec0SMichael Chan 		    link_info->media_type == PORT_PHY_QCFG_RESP_MEDIA_TYPE_TP) {
190803efbec0SMichael Chan 			netdev_err(dev, "10GBase-T devices must autoneg\n");
190903efbec0SMichael Chan 			rc = -EINVAL;
191003efbec0SMichael Chan 			goto set_setting_exit;
191103efbec0SMichael Chan 		}
191200c04a92SMichael Chan 		if (base->duplex == DUPLEX_HALF) {
1913c0c050c5SMichael Chan 			netdev_err(dev, "HALF DUPLEX is not supported!\n");
1914c0c050c5SMichael Chan 			rc = -EINVAL;
1915c0c050c5SMichael Chan 			goto set_setting_exit;
1916c0c050c5SMichael Chan 		}
191700c04a92SMichael Chan 		speed = base->speed;
1918f00530bfSEdwin Peer 		rc = bnxt_force_link_speed(dev, speed);
1919745b5c65SEdwin Peer 		if (rc) {
1920745b5c65SEdwin Peer 			if (rc == -EALREADY)
1921745b5c65SEdwin Peer 				rc = 0;
19229d9cee08SMichael Chan 			goto set_setting_exit;
19239d9cee08SMichael Chan 		}
1924745b5c65SEdwin Peer 	}
1925c0c050c5SMichael Chan 
1926c0c050c5SMichael Chan 	if (netif_running(dev))
1927939f7f0cSMichael Chan 		rc = bnxt_hwrm_set_link_setting(bp, set_pause, false);
1928c0c050c5SMichael Chan 
1929c0c050c5SMichael Chan set_setting_exit:
1930e2dc9b6eSMichael Chan 	mutex_unlock(&bp->link_lock);
1931c0c050c5SMichael Chan 	return rc;
1932c0c050c5SMichael Chan }
1933c0c050c5SMichael Chan 
19348b277589SMichael Chan static int bnxt_get_fecparam(struct net_device *dev,
19358b277589SMichael Chan 			     struct ethtool_fecparam *fec)
19368b277589SMichael Chan {
19378b277589SMichael Chan 	struct bnxt *bp = netdev_priv(dev);
19388b277589SMichael Chan 	struct bnxt_link_info *link_info;
19398b277589SMichael Chan 	u8 active_fec;
19408b277589SMichael Chan 	u16 fec_cfg;
19418b277589SMichael Chan 
19428b277589SMichael Chan 	link_info = &bp->link_info;
19438b277589SMichael Chan 	fec_cfg = link_info->fec_cfg;
19448b277589SMichael Chan 	active_fec = link_info->active_fec_sig_mode &
19458b277589SMichael Chan 		     PORT_PHY_QCFG_RESP_ACTIVE_FEC_MASK;
19468b277589SMichael Chan 	if (fec_cfg & BNXT_FEC_NONE) {
19478b277589SMichael Chan 		fec->fec = ETHTOOL_FEC_NONE;
19488b277589SMichael Chan 		fec->active_fec = ETHTOOL_FEC_NONE;
19498b277589SMichael Chan 		return 0;
19508b277589SMichael Chan 	}
19518b277589SMichael Chan 	if (fec_cfg & BNXT_FEC_AUTONEG)
19528b277589SMichael Chan 		fec->fec |= ETHTOOL_FEC_AUTO;
19538b277589SMichael Chan 	if (fec_cfg & BNXT_FEC_ENC_BASE_R)
19548b277589SMichael Chan 		fec->fec |= ETHTOOL_FEC_BASER;
19558b277589SMichael Chan 	if (fec_cfg & BNXT_FEC_ENC_RS)
19568b277589SMichael Chan 		fec->fec |= ETHTOOL_FEC_RS;
19578b277589SMichael Chan 	if (fec_cfg & BNXT_FEC_ENC_LLRS)
19588b277589SMichael Chan 		fec->fec |= ETHTOOL_FEC_LLRS;
19598b277589SMichael Chan 
19608b277589SMichael Chan 	switch (active_fec) {
19618b277589SMichael Chan 	case PORT_PHY_QCFG_RESP_ACTIVE_FEC_FEC_CLAUSE74_ACTIVE:
19628b277589SMichael Chan 		fec->active_fec |= ETHTOOL_FEC_BASER;
19638b277589SMichael Chan 		break;
19648b277589SMichael Chan 	case PORT_PHY_QCFG_RESP_ACTIVE_FEC_FEC_CLAUSE91_ACTIVE:
19658b277589SMichael Chan 	case PORT_PHY_QCFG_RESP_ACTIVE_FEC_FEC_RS544_1XN_ACTIVE:
19668b277589SMichael Chan 	case PORT_PHY_QCFG_RESP_ACTIVE_FEC_FEC_RS544_IEEE_ACTIVE:
19678b277589SMichael Chan 		fec->active_fec |= ETHTOOL_FEC_RS;
19688b277589SMichael Chan 		break;
19698b277589SMichael Chan 	case PORT_PHY_QCFG_RESP_ACTIVE_FEC_FEC_RS272_1XN_ACTIVE:
19708b277589SMichael Chan 	case PORT_PHY_QCFG_RESP_ACTIVE_FEC_FEC_RS272_IEEE_ACTIVE:
19718b277589SMichael Chan 		fec->active_fec |= ETHTOOL_FEC_LLRS;
19728b277589SMichael Chan 		break;
197384d3c83eSSomnath Kotur 	case PORT_PHY_QCFG_RESP_ACTIVE_FEC_FEC_NONE_ACTIVE:
197484d3c83eSSomnath Kotur 		fec->active_fec |= ETHTOOL_FEC_OFF;
197584d3c83eSSomnath Kotur 		break;
19768b277589SMichael Chan 	}
19778b277589SMichael Chan 	return 0;
19788b277589SMichael Chan }
19798b277589SMichael Chan 
1980c9ca5c3aSJakub Kicinski static void bnxt_get_fec_stats(struct net_device *dev,
1981c9ca5c3aSJakub Kicinski 			       struct ethtool_fec_stats *fec_stats)
1982c9ca5c3aSJakub Kicinski {
1983c9ca5c3aSJakub Kicinski 	struct bnxt *bp = netdev_priv(dev);
1984c9ca5c3aSJakub Kicinski 	u64 *rx;
1985c9ca5c3aSJakub Kicinski 
1986c9ca5c3aSJakub Kicinski 	if (BNXT_VF(bp) || !(bp->flags & BNXT_FLAG_PORT_STATS_EXT))
1987c9ca5c3aSJakub Kicinski 		return;
1988c9ca5c3aSJakub Kicinski 
1989c9ca5c3aSJakub Kicinski 	rx = bp->rx_port_stats_ext.sw_stats;
1990c9ca5c3aSJakub Kicinski 	fec_stats->corrected_bits.total =
1991c9ca5c3aSJakub Kicinski 		*(rx + BNXT_RX_STATS_EXT_OFFSET(rx_corrected_bits));
1992c9ca5c3aSJakub Kicinski }
1993c9ca5c3aSJakub Kicinski 
1994ccd6a9dcSMichael Chan static u32 bnxt_ethtool_forced_fec_to_fw(struct bnxt_link_info *link_info,
1995ccd6a9dcSMichael Chan 					 u32 fec)
1996ccd6a9dcSMichael Chan {
1997ccd6a9dcSMichael Chan 	u32 fw_fec = PORT_PHY_CFG_REQ_FLAGS_FEC_AUTONEG_DISABLE;
1998ccd6a9dcSMichael Chan 
1999ccd6a9dcSMichael Chan 	if (fec & ETHTOOL_FEC_BASER)
2000ccd6a9dcSMichael Chan 		fw_fec |= BNXT_FEC_BASE_R_ON(link_info);
2001ccd6a9dcSMichael Chan 	else if (fec & ETHTOOL_FEC_RS)
2002ccd6a9dcSMichael Chan 		fw_fec |= BNXT_FEC_RS_ON(link_info);
2003ccd6a9dcSMichael Chan 	else if (fec & ETHTOOL_FEC_LLRS)
2004ccd6a9dcSMichael Chan 		fw_fec |= BNXT_FEC_LLRS_ON;
2005ccd6a9dcSMichael Chan 	return fw_fec;
2006ccd6a9dcSMichael Chan }
2007ccd6a9dcSMichael Chan 
2008ccd6a9dcSMichael Chan static int bnxt_set_fecparam(struct net_device *dev,
2009ccd6a9dcSMichael Chan 			     struct ethtool_fecparam *fecparam)
2010ccd6a9dcSMichael Chan {
2011bbf33d1dSEdwin Peer 	struct hwrm_port_phy_cfg_input *req;
2012ccd6a9dcSMichael Chan 	struct bnxt *bp = netdev_priv(dev);
2013ccd6a9dcSMichael Chan 	struct bnxt_link_info *link_info;
2014ccd6a9dcSMichael Chan 	u32 new_cfg, fec = fecparam->fec;
2015ccd6a9dcSMichael Chan 	u16 fec_cfg;
2016ccd6a9dcSMichael Chan 	int rc;
2017ccd6a9dcSMichael Chan 
2018ccd6a9dcSMichael Chan 	link_info = &bp->link_info;
2019ccd6a9dcSMichael Chan 	fec_cfg = link_info->fec_cfg;
2020ccd6a9dcSMichael Chan 	if (fec_cfg & BNXT_FEC_NONE)
2021ccd6a9dcSMichael Chan 		return -EOPNOTSUPP;
2022ccd6a9dcSMichael Chan 
2023ccd6a9dcSMichael Chan 	if (fec & ETHTOOL_FEC_OFF) {
2024ccd6a9dcSMichael Chan 		new_cfg = PORT_PHY_CFG_REQ_FLAGS_FEC_AUTONEG_DISABLE |
2025ccd6a9dcSMichael Chan 			  BNXT_FEC_ALL_OFF(link_info);
2026ccd6a9dcSMichael Chan 		goto apply_fec;
2027ccd6a9dcSMichael Chan 	}
2028ccd6a9dcSMichael Chan 	if (((fec & ETHTOOL_FEC_AUTO) && !(fec_cfg & BNXT_FEC_AUTONEG_CAP)) ||
2029ccd6a9dcSMichael Chan 	    ((fec & ETHTOOL_FEC_RS) && !(fec_cfg & BNXT_FEC_ENC_RS_CAP)) ||
2030ccd6a9dcSMichael Chan 	    ((fec & ETHTOOL_FEC_LLRS) && !(fec_cfg & BNXT_FEC_ENC_LLRS_CAP)) ||
2031ccd6a9dcSMichael Chan 	    ((fec & ETHTOOL_FEC_BASER) && !(fec_cfg & BNXT_FEC_ENC_BASE_R_CAP)))
2032ccd6a9dcSMichael Chan 		return -EINVAL;
2033ccd6a9dcSMichael Chan 
2034ccd6a9dcSMichael Chan 	if (fec & ETHTOOL_FEC_AUTO) {
2035ccd6a9dcSMichael Chan 		if (!link_info->autoneg)
2036ccd6a9dcSMichael Chan 			return -EINVAL;
2037ccd6a9dcSMichael Chan 		new_cfg = PORT_PHY_CFG_REQ_FLAGS_FEC_AUTONEG_ENABLE;
2038ccd6a9dcSMichael Chan 	} else {
2039ccd6a9dcSMichael Chan 		new_cfg = bnxt_ethtool_forced_fec_to_fw(link_info, fec);
2040ccd6a9dcSMichael Chan 	}
2041ccd6a9dcSMichael Chan 
2042ccd6a9dcSMichael Chan apply_fec:
2043bbf33d1dSEdwin Peer 	rc = hwrm_req_init(bp, req, HWRM_PORT_PHY_CFG);
2044bbf33d1dSEdwin Peer 	if (rc)
2045bbf33d1dSEdwin Peer 		return rc;
2046bbf33d1dSEdwin Peer 	req->flags = cpu_to_le32(new_cfg | PORT_PHY_CFG_REQ_FLAGS_RESET_PHY);
2047bbf33d1dSEdwin Peer 	rc = hwrm_req_send(bp, req);
2048ccd6a9dcSMichael Chan 	/* update current settings */
2049ccd6a9dcSMichael Chan 	if (!rc) {
2050ccd6a9dcSMichael Chan 		mutex_lock(&bp->link_lock);
2051ccd6a9dcSMichael Chan 		bnxt_update_link(bp, false);
2052ccd6a9dcSMichael Chan 		mutex_unlock(&bp->link_lock);
2053ccd6a9dcSMichael Chan 	}
2054ccd6a9dcSMichael Chan 	return rc;
2055ccd6a9dcSMichael Chan }
2056ccd6a9dcSMichael Chan 
2057c0c050c5SMichael Chan static void bnxt_get_pauseparam(struct net_device *dev,
2058c0c050c5SMichael Chan 				struct ethtool_pauseparam *epause)
2059c0c050c5SMichael Chan {
2060c0c050c5SMichael Chan 	struct bnxt *bp = netdev_priv(dev);
2061c0c050c5SMichael Chan 	struct bnxt_link_info *link_info = &bp->link_info;
2062c0c050c5SMichael Chan 
2063c0c050c5SMichael Chan 	if (BNXT_VF(bp))
2064c0c050c5SMichael Chan 		return;
2065b763499eSMichael Chan 	epause->autoneg = !!(link_info->autoneg & BNXT_AUTONEG_FLOW_CTRL);
20663c02d1bbSMichael Chan 	epause->rx_pause = !!(link_info->req_flow_ctrl & BNXT_LINK_PAUSE_RX);
20673c02d1bbSMichael Chan 	epause->tx_pause = !!(link_info->req_flow_ctrl & BNXT_LINK_PAUSE_TX);
2068c0c050c5SMichael Chan }
2069c0c050c5SMichael Chan 
2070423cffcfSJakub Kicinski static void bnxt_get_pause_stats(struct net_device *dev,
2071423cffcfSJakub Kicinski 				 struct ethtool_pause_stats *epstat)
2072423cffcfSJakub Kicinski {
2073423cffcfSJakub Kicinski 	struct bnxt *bp = netdev_priv(dev);
2074423cffcfSJakub Kicinski 	u64 *rx, *tx;
2075423cffcfSJakub Kicinski 
2076423cffcfSJakub Kicinski 	if (BNXT_VF(bp) || !(bp->flags & BNXT_FLAG_PORT_STATS))
2077423cffcfSJakub Kicinski 		return;
2078423cffcfSJakub Kicinski 
2079423cffcfSJakub Kicinski 	rx = bp->port_stats.sw_stats;
2080423cffcfSJakub Kicinski 	tx = bp->port_stats.sw_stats + BNXT_TX_PORT_STATS_BYTE_OFFSET / 8;
2081423cffcfSJakub Kicinski 
2082423cffcfSJakub Kicinski 	epstat->rx_pause_frames = BNXT_GET_RX_PORT_STATS64(rx, rx_pause_frames);
2083423cffcfSJakub Kicinski 	epstat->tx_pause_frames = BNXT_GET_TX_PORT_STATS64(tx, tx_pause_frames);
2084423cffcfSJakub Kicinski }
2085423cffcfSJakub Kicinski 
2086c0c050c5SMichael Chan static int bnxt_set_pauseparam(struct net_device *dev,
2087c0c050c5SMichael Chan 			       struct ethtool_pauseparam *epause)
2088c0c050c5SMichael Chan {
2089c0c050c5SMichael Chan 	int rc = 0;
2090c0c050c5SMichael Chan 	struct bnxt *bp = netdev_priv(dev);
2091c0c050c5SMichael Chan 	struct bnxt_link_info *link_info = &bp->link_info;
2092c0c050c5SMichael Chan 
2093c7e457f4SMichael Chan 	if (!BNXT_PHY_CFG_ABLE(bp))
209475362a3fSMichael Chan 		return -EOPNOTSUPP;
2095c0c050c5SMichael Chan 
2096a5390690SMichael Chan 	mutex_lock(&bp->link_lock);
2097c0c050c5SMichael Chan 	if (epause->autoneg) {
2098a5390690SMichael Chan 		if (!(link_info->autoneg & BNXT_AUTONEG_SPEED)) {
2099a5390690SMichael Chan 			rc = -EINVAL;
2100a5390690SMichael Chan 			goto pause_exit;
2101a5390690SMichael Chan 		}
2102b763499eSMichael Chan 
2103c0c050c5SMichael Chan 		link_info->autoneg |= BNXT_AUTONEG_FLOW_CTRL;
2104c9ee9516SMichael Chan 		if (bp->hwrm_spec_code >= 0x10201)
2105c9ee9516SMichael Chan 			link_info->req_flow_ctrl =
2106c9ee9516SMichael Chan 				PORT_PHY_CFG_REQ_AUTO_PAUSE_AUTONEG_PAUSE;
2107c0c050c5SMichael Chan 	} else {
2108c0c050c5SMichael Chan 		/* when transition from auto pause to force pause,
2109c0c050c5SMichael Chan 		 * force a link change
2110c0c050c5SMichael Chan 		 */
2111c0c050c5SMichael Chan 		if (link_info->autoneg & BNXT_AUTONEG_FLOW_CTRL)
2112c0c050c5SMichael Chan 			link_info->force_link_chng = true;
2113c0c050c5SMichael Chan 		link_info->autoneg &= ~BNXT_AUTONEG_FLOW_CTRL;
2114c9ee9516SMichael Chan 		link_info->req_flow_ctrl = 0;
2115c0c050c5SMichael Chan 	}
2116c0c050c5SMichael Chan 	if (epause->rx_pause)
2117c0c050c5SMichael Chan 		link_info->req_flow_ctrl |= BNXT_LINK_PAUSE_RX;
2118c0c050c5SMichael Chan 
2119c0c050c5SMichael Chan 	if (epause->tx_pause)
2120c0c050c5SMichael Chan 		link_info->req_flow_ctrl |= BNXT_LINK_PAUSE_TX;
2121c0c050c5SMichael Chan 
2122a5390690SMichael Chan 	if (netif_running(dev))
2123c0c050c5SMichael Chan 		rc = bnxt_hwrm_set_pause(bp);
2124a5390690SMichael Chan 
2125a5390690SMichael Chan pause_exit:
2126163e9ef6SVasundhara Volam 	mutex_unlock(&bp->link_lock);
2127c0c050c5SMichael Chan 	return rc;
2128c0c050c5SMichael Chan }
2129c0c050c5SMichael Chan 
2130c0c050c5SMichael Chan static u32 bnxt_get_link(struct net_device *dev)
2131c0c050c5SMichael Chan {
2132c0c050c5SMichael Chan 	struct bnxt *bp = netdev_priv(dev);
2133c0c050c5SMichael Chan 
2134c0c050c5SMichael Chan 	/* TODO: handle MF, VF, driver close case */
2135c0c050c5SMichael Chan 	return bp->link_info.link_up;
2136c0c050c5SMichael Chan }
2137c0c050c5SMichael Chan 
21384933f675SVasundhara Volam int bnxt_hwrm_nvm_get_dev_info(struct bnxt *bp,
21394933f675SVasundhara Volam 			       struct hwrm_nvm_get_dev_info_output *nvm_dev_info)
21404933f675SVasundhara Volam {
2141bbf33d1dSEdwin Peer 	struct hwrm_nvm_get_dev_info_output *resp;
2142bbf33d1dSEdwin Peer 	struct hwrm_nvm_get_dev_info_input *req;
21434933f675SVasundhara Volam 	int rc;
21444933f675SVasundhara Volam 
21450ae0a779SVasundhara Volam 	if (BNXT_VF(bp))
21460ae0a779SVasundhara Volam 		return -EOPNOTSUPP;
21470ae0a779SVasundhara Volam 
2148bbf33d1dSEdwin Peer 	rc = hwrm_req_init(bp, req, HWRM_NVM_GET_DEV_INFO);
2149bbf33d1dSEdwin Peer 	if (rc)
2150bbf33d1dSEdwin Peer 		return rc;
2151bbf33d1dSEdwin Peer 
2152bbf33d1dSEdwin Peer 	resp = hwrm_req_hold(bp, req);
2153bbf33d1dSEdwin Peer 	rc = hwrm_req_send(bp, req);
21544933f675SVasundhara Volam 	if (!rc)
21554933f675SVasundhara Volam 		memcpy(nvm_dev_info, resp, sizeof(*resp));
2156bbf33d1dSEdwin Peer 	hwrm_req_drop(bp, req);
21574933f675SVasundhara Volam 	return rc;
21584933f675SVasundhara Volam }
21594933f675SVasundhara Volam 
2160b3b0ddd0SMichael Chan static void bnxt_print_admin_err(struct bnxt *bp)
2161b3b0ddd0SMichael Chan {
2162b3b0ddd0SMichael Chan 	netdev_info(bp->dev, "PF does not have admin privileges to flash or reset the device\n");
2163b3b0ddd0SMichael Chan }
2164b3b0ddd0SMichael Chan 
21655ac67d8bSRob Swindell static int bnxt_find_nvram_item(struct net_device *dev, u16 type, u16 ordinal,
21665ac67d8bSRob Swindell 				u16 ext, u16 *index, u32 *item_length,
21675ac67d8bSRob Swindell 				u32 *data_length);
21685ac67d8bSRob Swindell 
2169bbf33d1dSEdwin Peer static int bnxt_flash_nvram(struct net_device *dev, u16 dir_type,
217093ff3435SPavan Chebbi 			    u16 dir_ordinal, u16 dir_ext, u16 dir_attr,
217193ff3435SPavan Chebbi 			    u32 dir_item_len, const u8 *data,
2172c0c050c5SMichael Chan 			    size_t data_len)
2173c0c050c5SMichael Chan {
2174c0c050c5SMichael Chan 	struct bnxt *bp = netdev_priv(dev);
2175bbf33d1dSEdwin Peer 	struct hwrm_nvm_write_input *req;
2176c0c050c5SMichael Chan 	int rc;
2177c0c050c5SMichael Chan 
2178bbf33d1dSEdwin Peer 	rc = hwrm_req_init(bp, req, HWRM_NVM_WRITE);
2179bbf33d1dSEdwin Peer 	if (rc)
2180bbf33d1dSEdwin Peer 		return rc;
2181c0c050c5SMichael Chan 
218293ff3435SPavan Chebbi 	if (data_len && data) {
2183bbf33d1dSEdwin Peer 		dma_addr_t dma_handle;
2184bbf33d1dSEdwin Peer 		u8 *kmem;
2185c0c050c5SMichael Chan 
2186bbf33d1dSEdwin Peer 		kmem = hwrm_req_dma_slice(bp, req, data_len, &dma_handle);
2187bbf33d1dSEdwin Peer 		if (!kmem) {
2188bbf33d1dSEdwin Peer 			hwrm_req_drop(bp, req);
2189c0c050c5SMichael Chan 			return -ENOMEM;
219093ff3435SPavan Chebbi 		}
2191c0c050c5SMichael Chan 
2192bbf33d1dSEdwin Peer 		req->dir_data_length = cpu_to_le32(data_len);
2193bbf33d1dSEdwin Peer 
2194bbf33d1dSEdwin Peer 		memcpy(kmem, data, data_len);
2195bbf33d1dSEdwin Peer 		req->host_src_addr = cpu_to_le64(dma_handle);
2196bbf33d1dSEdwin Peer 	}
2197bbf33d1dSEdwin Peer 
2198bce9a0b7SEdwin Peer 	hwrm_req_timeout(bp, req, bp->hwrm_cmd_max_timeout);
2199bbf33d1dSEdwin Peer 	req->dir_type = cpu_to_le16(dir_type);
2200bbf33d1dSEdwin Peer 	req->dir_ordinal = cpu_to_le16(dir_ordinal);
2201bbf33d1dSEdwin Peer 	req->dir_ext = cpu_to_le16(dir_ext);
2202bbf33d1dSEdwin Peer 	req->dir_attr = cpu_to_le16(dir_attr);
2203bbf33d1dSEdwin Peer 	req->dir_item_length = cpu_to_le32(dir_item_len);
2204bbf33d1dSEdwin Peer 	rc = hwrm_req_send(bp, req);
2205c0c050c5SMichael Chan 
2206d4f1420dSMichael Chan 	if (rc == -EACCES)
2207b3b0ddd0SMichael Chan 		bnxt_print_admin_err(bp);
2208c0c050c5SMichael Chan 	return rc;
2209c0c050c5SMichael Chan }
2210c0c050c5SMichael Chan 
22118f6c5e4dSEdwin Peer int bnxt_hwrm_firmware_reset(struct net_device *dev, u8 proc_type,
221295fec034SEdwin Peer 			     u8 self_reset, u8 flags)
2213d2d6318cSRob Swindell {
22147c675421SVasundhara Volam 	struct bnxt *bp = netdev_priv(dev);
2215bbf33d1dSEdwin Peer 	struct hwrm_fw_reset_input *req;
22167c675421SVasundhara Volam 	int rc;
2217d2d6318cSRob Swindell 
2218892a662fSEdwin Peer 	if (!bnxt_hwrm_reset_permitted(bp)) {
2219892a662fSEdwin Peer 		netdev_warn(bp->dev, "Reset denied by firmware, it may be inhibited by remote driver");
2220892a662fSEdwin Peer 		return -EPERM;
2221892a662fSEdwin Peer 	}
2222892a662fSEdwin Peer 
2223bbf33d1dSEdwin Peer 	rc = hwrm_req_init(bp, req, HWRM_FW_RESET);
2224bbf33d1dSEdwin Peer 	if (rc)
2225bbf33d1dSEdwin Peer 		return rc;
2226d2d6318cSRob Swindell 
2227bbf33d1dSEdwin Peer 	req->embedded_proc_type = proc_type;
2228bbf33d1dSEdwin Peer 	req->selfrst_status = self_reset;
2229bbf33d1dSEdwin Peer 	req->flags = flags;
223095fec034SEdwin Peer 
22318cec0940SEdwin Peer 	if (proc_type == FW_RESET_REQ_EMBEDDED_PROC_TYPE_AP) {
2232bbf33d1dSEdwin Peer 		rc = hwrm_req_send_silent(bp, req);
22338cec0940SEdwin Peer 	} else {
2234bbf33d1dSEdwin Peer 		rc = hwrm_req_send(bp, req);
223595fec034SEdwin Peer 		if (rc == -EACCES)
223695fec034SEdwin Peer 			bnxt_print_admin_err(bp);
22378cec0940SEdwin Peer 	}
223895fec034SEdwin Peer 	return rc;
223995fec034SEdwin Peer }
224095fec034SEdwin Peer 
224194f17e89SEdwin Peer static int bnxt_firmware_reset(struct net_device *dev,
224294f17e89SEdwin Peer 			       enum bnxt_nvm_directory_type dir_type)
224395fec034SEdwin Peer {
224495fec034SEdwin Peer 	u8 self_reset = FW_RESET_REQ_SELFRST_STATUS_SELFRSTNONE;
224595fec034SEdwin Peer 	u8 proc_type, flags = 0;
224695fec034SEdwin Peer 
2247d2d6318cSRob Swindell 	/* TODO: Address self-reset of APE/KONG/BONO/TANG or ungraceful reset */
2248d2d6318cSRob Swindell 	/*       (e.g. when firmware isn't already running) */
2249d2d6318cSRob Swindell 	switch (dir_type) {
2250d2d6318cSRob Swindell 	case BNX_DIR_TYPE_CHIMP_PATCH:
2251d2d6318cSRob Swindell 	case BNX_DIR_TYPE_BOOTCODE:
2252d2d6318cSRob Swindell 	case BNX_DIR_TYPE_BOOTCODE_2:
225395fec034SEdwin Peer 		proc_type = FW_RESET_REQ_EMBEDDED_PROC_TYPE_BOOT;
2254d2d6318cSRob Swindell 		/* Self-reset ChiMP upon next PCIe reset: */
225595fec034SEdwin Peer 		self_reset = FW_RESET_REQ_SELFRST_STATUS_SELFRSTPCIERST;
2256d2d6318cSRob Swindell 		break;
2257d2d6318cSRob Swindell 	case BNX_DIR_TYPE_APE_FW:
2258d2d6318cSRob Swindell 	case BNX_DIR_TYPE_APE_PATCH:
225995fec034SEdwin Peer 		proc_type = FW_RESET_REQ_EMBEDDED_PROC_TYPE_MGMT;
226008141e0bSRob Swindell 		/* Self-reset APE upon next PCIe reset: */
226195fec034SEdwin Peer 		self_reset = FW_RESET_REQ_SELFRST_STATUS_SELFRSTPCIERST;
2262d2d6318cSRob Swindell 		break;
2263d2d6318cSRob Swindell 	case BNX_DIR_TYPE_KONG_FW:
2264d2d6318cSRob Swindell 	case BNX_DIR_TYPE_KONG_PATCH:
226595fec034SEdwin Peer 		proc_type = FW_RESET_REQ_EMBEDDED_PROC_TYPE_NETCTRL;
2266d2d6318cSRob Swindell 		break;
2267d2d6318cSRob Swindell 	case BNX_DIR_TYPE_BONO_FW:
2268d2d6318cSRob Swindell 	case BNX_DIR_TYPE_BONO_PATCH:
226995fec034SEdwin Peer 		proc_type = FW_RESET_REQ_EMBEDDED_PROC_TYPE_ROCE;
2270d2d6318cSRob Swindell 		break;
2271d2d6318cSRob Swindell 	default:
2272d2d6318cSRob Swindell 		return -EINVAL;
2273d2d6318cSRob Swindell 	}
2274d2d6318cSRob Swindell 
227595fec034SEdwin Peer 	return bnxt_hwrm_firmware_reset(dev, proc_type, self_reset, flags);
2276d2d6318cSRob Swindell }
2277d2d6318cSRob Swindell 
227894f17e89SEdwin Peer static int bnxt_firmware_reset_chip(struct net_device *dev)
227994f17e89SEdwin Peer {
228094f17e89SEdwin Peer 	struct bnxt *bp = netdev_priv(dev);
228194f17e89SEdwin Peer 	u8 flags = 0;
228294f17e89SEdwin Peer 
228394f17e89SEdwin Peer 	if (bp->fw_cap & BNXT_FW_CAP_HOT_RESET)
228494f17e89SEdwin Peer 		flags = FW_RESET_REQ_FLAGS_RESET_GRACEFUL;
228594f17e89SEdwin Peer 
228694f17e89SEdwin Peer 	return bnxt_hwrm_firmware_reset(dev,
228794f17e89SEdwin Peer 					FW_RESET_REQ_EMBEDDED_PROC_TYPE_CHIP,
228894f17e89SEdwin Peer 					FW_RESET_REQ_SELFRST_STATUS_SELFRSTASAP,
228994f17e89SEdwin Peer 					flags);
229094f17e89SEdwin Peer }
229194f17e89SEdwin Peer 
229294f17e89SEdwin Peer static int bnxt_firmware_reset_ap(struct net_device *dev)
229394f17e89SEdwin Peer {
229494f17e89SEdwin Peer 	return bnxt_hwrm_firmware_reset(dev, FW_RESET_REQ_EMBEDDED_PROC_TYPE_AP,
229594f17e89SEdwin Peer 					FW_RESET_REQ_SELFRST_STATUS_SELFRSTNONE,
229694f17e89SEdwin Peer 					0);
229794f17e89SEdwin Peer }
229894f17e89SEdwin Peer 
2299c0c050c5SMichael Chan static int bnxt_flash_firmware(struct net_device *dev,
2300c0c050c5SMichael Chan 			       u16 dir_type,
2301c0c050c5SMichael Chan 			       const u8 *fw_data,
2302c0c050c5SMichael Chan 			       size_t fw_size)
2303c0c050c5SMichael Chan {
2304c0c050c5SMichael Chan 	int	rc = 0;
2305c0c050c5SMichael Chan 	u16	code_type;
2306c0c050c5SMichael Chan 	u32	stored_crc;
2307c0c050c5SMichael Chan 	u32	calculated_crc;
2308c0c050c5SMichael Chan 	struct bnxt_fw_header *header = (struct bnxt_fw_header *)fw_data;
2309c0c050c5SMichael Chan 
2310c0c050c5SMichael Chan 	switch (dir_type) {
2311c0c050c5SMichael Chan 	case BNX_DIR_TYPE_BOOTCODE:
2312c0c050c5SMichael Chan 	case BNX_DIR_TYPE_BOOTCODE_2:
2313c0c050c5SMichael Chan 		code_type = CODE_BOOT;
2314c0c050c5SMichael Chan 		break;
231593e0b4feSRob Swindell 	case BNX_DIR_TYPE_CHIMP_PATCH:
231693e0b4feSRob Swindell 		code_type = CODE_CHIMP_PATCH;
231793e0b4feSRob Swindell 		break;
23182731d70fSRob Swindell 	case BNX_DIR_TYPE_APE_FW:
23192731d70fSRob Swindell 		code_type = CODE_MCTP_PASSTHRU;
23202731d70fSRob Swindell 		break;
232193e0b4feSRob Swindell 	case BNX_DIR_TYPE_APE_PATCH:
232293e0b4feSRob Swindell 		code_type = CODE_APE_PATCH;
232393e0b4feSRob Swindell 		break;
232493e0b4feSRob Swindell 	case BNX_DIR_TYPE_KONG_FW:
232593e0b4feSRob Swindell 		code_type = CODE_KONG_FW;
232693e0b4feSRob Swindell 		break;
232793e0b4feSRob Swindell 	case BNX_DIR_TYPE_KONG_PATCH:
232893e0b4feSRob Swindell 		code_type = CODE_KONG_PATCH;
232993e0b4feSRob Swindell 		break;
233093e0b4feSRob Swindell 	case BNX_DIR_TYPE_BONO_FW:
233193e0b4feSRob Swindell 		code_type = CODE_BONO_FW;
233293e0b4feSRob Swindell 		break;
233393e0b4feSRob Swindell 	case BNX_DIR_TYPE_BONO_PATCH:
233493e0b4feSRob Swindell 		code_type = CODE_BONO_PATCH;
233593e0b4feSRob Swindell 		break;
2336c0c050c5SMichael Chan 	default:
2337c0c050c5SMichael Chan 		netdev_err(dev, "Unsupported directory entry type: %u\n",
2338c0c050c5SMichael Chan 			   dir_type);
2339c0c050c5SMichael Chan 		return -EINVAL;
2340c0c050c5SMichael Chan 	}
2341c0c050c5SMichael Chan 	if (fw_size < sizeof(struct bnxt_fw_header)) {
2342c0c050c5SMichael Chan 		netdev_err(dev, "Invalid firmware file size: %u\n",
2343c0c050c5SMichael Chan 			   (unsigned int)fw_size);
2344c0c050c5SMichael Chan 		return -EINVAL;
2345c0c050c5SMichael Chan 	}
2346c0c050c5SMichael Chan 	if (header->signature != cpu_to_le32(BNXT_FIRMWARE_BIN_SIGNATURE)) {
2347c0c050c5SMichael Chan 		netdev_err(dev, "Invalid firmware signature: %08X\n",
2348c0c050c5SMichael Chan 			   le32_to_cpu(header->signature));
2349c0c050c5SMichael Chan 		return -EINVAL;
2350c0c050c5SMichael Chan 	}
2351c0c050c5SMichael Chan 	if (header->code_type != code_type) {
2352c0c050c5SMichael Chan 		netdev_err(dev, "Expected firmware type: %d, read: %d\n",
2353c0c050c5SMichael Chan 			   code_type, header->code_type);
2354c0c050c5SMichael Chan 		return -EINVAL;
2355c0c050c5SMichael Chan 	}
2356c0c050c5SMichael Chan 	if (header->device != DEVICE_CUMULUS_FAMILY) {
2357c0c050c5SMichael Chan 		netdev_err(dev, "Expected firmware device family %d, read: %d\n",
2358c0c050c5SMichael Chan 			   DEVICE_CUMULUS_FAMILY, header->device);
2359c0c050c5SMichael Chan 		return -EINVAL;
2360c0c050c5SMichael Chan 	}
2361c0c050c5SMichael Chan 	/* Confirm the CRC32 checksum of the file: */
2362c0c050c5SMichael Chan 	stored_crc = le32_to_cpu(*(__le32 *)(fw_data + fw_size -
2363c0c050c5SMichael Chan 					     sizeof(stored_crc)));
2364c0c050c5SMichael Chan 	calculated_crc = ~crc32(~0, fw_data, fw_size - sizeof(stored_crc));
2365c0c050c5SMichael Chan 	if (calculated_crc != stored_crc) {
2366c0c050c5SMichael Chan 		netdev_err(dev, "Firmware file CRC32 checksum (%08lX) does not match calculated checksum (%08lX)\n",
2367c0c050c5SMichael Chan 			   (unsigned long)stored_crc,
2368c0c050c5SMichael Chan 			   (unsigned long)calculated_crc);
2369c0c050c5SMichael Chan 		return -EINVAL;
2370c0c050c5SMichael Chan 	}
2371c0c050c5SMichael Chan 	rc = bnxt_flash_nvram(dev, dir_type, BNX_DIR_ORDINAL_FIRST,
2372bbf33d1dSEdwin Peer 			      0, 0, 0, fw_data, fw_size);
2373d2d6318cSRob Swindell 	if (rc == 0)	/* Firmware update successful */
2374d2d6318cSRob Swindell 		rc = bnxt_firmware_reset(dev, dir_type);
2375d2d6318cSRob Swindell 
2376c0c050c5SMichael Chan 	return rc;
2377c0c050c5SMichael Chan }
2378c0c050c5SMichael Chan 
23795ac67d8bSRob Swindell static int bnxt_flash_microcode(struct net_device *dev,
23805ac67d8bSRob Swindell 				u16 dir_type,
23815ac67d8bSRob Swindell 				const u8 *fw_data,
23825ac67d8bSRob Swindell 				size_t fw_size)
23835ac67d8bSRob Swindell {
23845ac67d8bSRob Swindell 	struct bnxt_ucode_trailer *trailer;
23855ac67d8bSRob Swindell 	u32 calculated_crc;
23865ac67d8bSRob Swindell 	u32 stored_crc;
23875ac67d8bSRob Swindell 	int rc = 0;
23885ac67d8bSRob Swindell 
23895ac67d8bSRob Swindell 	if (fw_size < sizeof(struct bnxt_ucode_trailer)) {
23905ac67d8bSRob Swindell 		netdev_err(dev, "Invalid microcode file size: %u\n",
23915ac67d8bSRob Swindell 			   (unsigned int)fw_size);
23925ac67d8bSRob Swindell 		return -EINVAL;
23935ac67d8bSRob Swindell 	}
23945ac67d8bSRob Swindell 	trailer = (struct bnxt_ucode_trailer *)(fw_data + (fw_size -
23955ac67d8bSRob Swindell 						sizeof(*trailer)));
23965ac67d8bSRob Swindell 	if (trailer->sig != cpu_to_le32(BNXT_UCODE_TRAILER_SIGNATURE)) {
23975ac67d8bSRob Swindell 		netdev_err(dev, "Invalid microcode trailer signature: %08X\n",
23985ac67d8bSRob Swindell 			   le32_to_cpu(trailer->sig));
23995ac67d8bSRob Swindell 		return -EINVAL;
24005ac67d8bSRob Swindell 	}
24015ac67d8bSRob Swindell 	if (le16_to_cpu(trailer->dir_type) != dir_type) {
24025ac67d8bSRob Swindell 		netdev_err(dev, "Expected microcode type: %d, read: %d\n",
24035ac67d8bSRob Swindell 			   dir_type, le16_to_cpu(trailer->dir_type));
24045ac67d8bSRob Swindell 		return -EINVAL;
24055ac67d8bSRob Swindell 	}
24065ac67d8bSRob Swindell 	if (le16_to_cpu(trailer->trailer_length) <
24075ac67d8bSRob Swindell 		sizeof(struct bnxt_ucode_trailer)) {
24085ac67d8bSRob Swindell 		netdev_err(dev, "Invalid microcode trailer length: %d\n",
24095ac67d8bSRob Swindell 			   le16_to_cpu(trailer->trailer_length));
24105ac67d8bSRob Swindell 		return -EINVAL;
24115ac67d8bSRob Swindell 	}
24125ac67d8bSRob Swindell 
24135ac67d8bSRob Swindell 	/* Confirm the CRC32 checksum of the file: */
24145ac67d8bSRob Swindell 	stored_crc = le32_to_cpu(*(__le32 *)(fw_data + fw_size -
24155ac67d8bSRob Swindell 					     sizeof(stored_crc)));
24165ac67d8bSRob Swindell 	calculated_crc = ~crc32(~0, fw_data, fw_size - sizeof(stored_crc));
24175ac67d8bSRob Swindell 	if (calculated_crc != stored_crc) {
24185ac67d8bSRob Swindell 		netdev_err(dev,
24195ac67d8bSRob Swindell 			   "CRC32 (%08lX) does not match calculated: %08lX\n",
24205ac67d8bSRob Swindell 			   (unsigned long)stored_crc,
24215ac67d8bSRob Swindell 			   (unsigned long)calculated_crc);
24225ac67d8bSRob Swindell 		return -EINVAL;
24235ac67d8bSRob Swindell 	}
24245ac67d8bSRob Swindell 	rc = bnxt_flash_nvram(dev, dir_type, BNX_DIR_ORDINAL_FIRST,
2425bbf33d1dSEdwin Peer 			      0, 0, 0, fw_data, fw_size);
24265ac67d8bSRob Swindell 
24275ac67d8bSRob Swindell 	return rc;
24285ac67d8bSRob Swindell }
24295ac67d8bSRob Swindell 
2430c0c050c5SMichael Chan static bool bnxt_dir_type_is_ape_bin_format(u16 dir_type)
2431c0c050c5SMichael Chan {
2432c0c050c5SMichael Chan 	switch (dir_type) {
2433c0c050c5SMichael Chan 	case BNX_DIR_TYPE_CHIMP_PATCH:
2434c0c050c5SMichael Chan 	case BNX_DIR_TYPE_BOOTCODE:
2435c0c050c5SMichael Chan 	case BNX_DIR_TYPE_BOOTCODE_2:
2436c0c050c5SMichael Chan 	case BNX_DIR_TYPE_APE_FW:
2437c0c050c5SMichael Chan 	case BNX_DIR_TYPE_APE_PATCH:
2438c0c050c5SMichael Chan 	case BNX_DIR_TYPE_KONG_FW:
2439c0c050c5SMichael Chan 	case BNX_DIR_TYPE_KONG_PATCH:
244093e0b4feSRob Swindell 	case BNX_DIR_TYPE_BONO_FW:
244193e0b4feSRob Swindell 	case BNX_DIR_TYPE_BONO_PATCH:
2442c0c050c5SMichael Chan 		return true;
2443c0c050c5SMichael Chan 	}
2444c0c050c5SMichael Chan 
2445c0c050c5SMichael Chan 	return false;
2446c0c050c5SMichael Chan }
2447c0c050c5SMichael Chan 
24485ac67d8bSRob Swindell static bool bnxt_dir_type_is_other_exec_format(u16 dir_type)
2449c0c050c5SMichael Chan {
2450c0c050c5SMichael Chan 	switch (dir_type) {
2451c0c050c5SMichael Chan 	case BNX_DIR_TYPE_AVS:
2452c0c050c5SMichael Chan 	case BNX_DIR_TYPE_EXP_ROM_MBA:
2453c0c050c5SMichael Chan 	case BNX_DIR_TYPE_PCIE:
2454c0c050c5SMichael Chan 	case BNX_DIR_TYPE_TSCF_UCODE:
2455c0c050c5SMichael Chan 	case BNX_DIR_TYPE_EXT_PHY:
2456c0c050c5SMichael Chan 	case BNX_DIR_TYPE_CCM:
2457c0c050c5SMichael Chan 	case BNX_DIR_TYPE_ISCSI_BOOT:
2458c0c050c5SMichael Chan 	case BNX_DIR_TYPE_ISCSI_BOOT_IPV6:
2459c0c050c5SMichael Chan 	case BNX_DIR_TYPE_ISCSI_BOOT_IPV4N6:
2460c0c050c5SMichael Chan 		return true;
2461c0c050c5SMichael Chan 	}
2462c0c050c5SMichael Chan 
2463c0c050c5SMichael Chan 	return false;
2464c0c050c5SMichael Chan }
2465c0c050c5SMichael Chan 
2466c0c050c5SMichael Chan static bool bnxt_dir_type_is_executable(u16 dir_type)
2467c0c050c5SMichael Chan {
2468c0c050c5SMichael Chan 	return bnxt_dir_type_is_ape_bin_format(dir_type) ||
24695ac67d8bSRob Swindell 		bnxt_dir_type_is_other_exec_format(dir_type);
2470c0c050c5SMichael Chan }
2471c0c050c5SMichael Chan 
2472c0c050c5SMichael Chan static int bnxt_flash_firmware_from_file(struct net_device *dev,
2473c0c050c5SMichael Chan 					 u16 dir_type,
2474c0c050c5SMichael Chan 					 const char *filename)
2475c0c050c5SMichael Chan {
2476c0c050c5SMichael Chan 	const struct firmware  *fw;
2477c0c050c5SMichael Chan 	int			rc;
2478c0c050c5SMichael Chan 
2479c0c050c5SMichael Chan 	rc = request_firmware(&fw, filename, &dev->dev);
2480c0c050c5SMichael Chan 	if (rc != 0) {
2481c0c050c5SMichael Chan 		netdev_err(dev, "Error %d requesting firmware file: %s\n",
2482c0c050c5SMichael Chan 			   rc, filename);
2483c0c050c5SMichael Chan 		return rc;
2484c0c050c5SMichael Chan 	}
2485ba425800SJason Yan 	if (bnxt_dir_type_is_ape_bin_format(dir_type))
2486c0c050c5SMichael Chan 		rc = bnxt_flash_firmware(dev, dir_type, fw->data, fw->size);
2487ba425800SJason Yan 	else if (bnxt_dir_type_is_other_exec_format(dir_type))
24885ac67d8bSRob Swindell 		rc = bnxt_flash_microcode(dev, dir_type, fw->data, fw->size);
2489c0c050c5SMichael Chan 	else
2490c0c050c5SMichael Chan 		rc = bnxt_flash_nvram(dev, dir_type, BNX_DIR_ORDINAL_FIRST,
2491bbf33d1dSEdwin Peer 				      0, 0, 0, fw->data, fw->size);
2492c0c050c5SMichael Chan 	release_firmware(fw);
2493c0c050c5SMichael Chan 	return rc;
2494c0c050c5SMichael Chan }
2495c0c050c5SMichael Chan 
2496a86b313eSMichael Chan #define BNXT_PKG_DMA_SIZE	0x40000
2497a86b313eSMichael Chan #define BNXT_NVM_MORE_FLAG	(cpu_to_le16(NVM_MODIFY_REQ_FLAGS_BATCH_MODE))
2498a86b313eSMichael Chan #define BNXT_NVM_LAST_FLAG	(cpu_to_le16(NVM_MODIFY_REQ_FLAGS_BATCH_LAST))
2499a86b313eSMichael Chan 
2500b44cfd4fSJacob Keller int bnxt_flash_package_from_fw_obj(struct net_device *dev, const struct firmware *fw,
2501d168f328SVasundhara Volam 				   u32 install_type)
2502c0c050c5SMichael Chan {
2503bbf33d1dSEdwin Peer 	struct hwrm_nvm_install_update_input *install;
2504bbf33d1dSEdwin Peer 	struct hwrm_nvm_install_update_output *resp;
2505bbf33d1dSEdwin Peer 	struct hwrm_nvm_modify_input *modify;
2506a9094ba6SMichael Chan 	struct bnxt *bp = netdev_priv(dev);
25071432c3f6SPavan Chebbi 	bool defrag_attempted = false;
2508a9094ba6SMichael Chan 	dma_addr_t dma_handle;
2509a9094ba6SMichael Chan 	u8 *kmem = NULL;
2510a86b313eSMichael Chan 	u32 modify_len;
25115ac67d8bSRob Swindell 	u32 item_len;
25125ac67d8bSRob Swindell 	u16 index;
2513bbf33d1dSEdwin Peer 	int rc;
25145ac67d8bSRob Swindell 
25155ac67d8bSRob Swindell 	bnxt_hwrm_fw_set_time(bp);
25165ac67d8bSRob Swindell 
2517bbf33d1dSEdwin Peer 	rc = hwrm_req_init(bp, modify, HWRM_NVM_MODIFY);
2518bbf33d1dSEdwin Peer 	if (rc)
2519bbf33d1dSEdwin Peer 		return rc;
2520a9094ba6SMichael Chan 
2521a86b313eSMichael Chan 	/* Try allocating a large DMA buffer first.  Older fw will
2522a86b313eSMichael Chan 	 * cause excessive NVRAM erases when using small blocks.
2523a86b313eSMichael Chan 	 */
2524a86b313eSMichael Chan 	modify_len = roundup_pow_of_two(fw->size);
2525a86b313eSMichael Chan 	modify_len = min_t(u32, modify_len, BNXT_PKG_DMA_SIZE);
2526a86b313eSMichael Chan 	while (1) {
2527bbf33d1dSEdwin Peer 		kmem = hwrm_req_dma_slice(bp, modify, modify_len, &dma_handle);
2528a86b313eSMichael Chan 		if (!kmem && modify_len > PAGE_SIZE)
2529a86b313eSMichael Chan 			modify_len /= 2;
2530a86b313eSMichael Chan 		else
2531a86b313eSMichael Chan 			break;
2532a86b313eSMichael Chan 	}
2533bbf33d1dSEdwin Peer 	if (!kmem) {
2534bbf33d1dSEdwin Peer 		hwrm_req_drop(bp, modify);
2535a9094ba6SMichael Chan 		return -ENOMEM;
2536bbf33d1dSEdwin Peer 	}
2537a9094ba6SMichael Chan 
2538bbf33d1dSEdwin Peer 	rc = hwrm_req_init(bp, install, HWRM_NVM_INSTALL_UPDATE);
2539bbf33d1dSEdwin Peer 	if (rc) {
2540bbf33d1dSEdwin Peer 		hwrm_req_drop(bp, modify);
2541bbf33d1dSEdwin Peer 		return rc;
2542bbf33d1dSEdwin Peer 	}
2543a9094ba6SMichael Chan 
2544bce9a0b7SEdwin Peer 	hwrm_req_timeout(bp, modify, bp->hwrm_cmd_max_timeout);
2545bce9a0b7SEdwin Peer 	hwrm_req_timeout(bp, install, bp->hwrm_cmd_max_timeout);
2546bbf33d1dSEdwin Peer 
2547bbf33d1dSEdwin Peer 	hwrm_req_hold(bp, modify);
2548bbf33d1dSEdwin Peer 	modify->host_src_addr = cpu_to_le64(dma_handle);
2549bbf33d1dSEdwin Peer 
2550bbf33d1dSEdwin Peer 	resp = hwrm_req_hold(bp, install);
2551a9094ba6SMichael Chan 	if ((install_type & 0xffff) == 0)
2552a9094ba6SMichael Chan 		install_type >>= 16;
2553bbf33d1dSEdwin Peer 	install->install_type = cpu_to_le32(install_type);
2554a9094ba6SMichael Chan 
25552e5fb428SPavan Chebbi 	do {
2556a86b313eSMichael Chan 		u32 copied = 0, len = modify_len;
2557a86b313eSMichael Chan 
255895ec1f47SVasundhara Volam 		rc = bnxt_find_nvram_item(dev, BNX_DIR_TYPE_UPDATE,
25592e5fb428SPavan Chebbi 					  BNX_DIR_ORDINAL_FIRST,
25602e5fb428SPavan Chebbi 					  BNX_DIR_EXT_NONE,
256195ec1f47SVasundhara Volam 					  &index, &item_len, NULL);
256295ec1f47SVasundhara Volam 		if (rc) {
25635ac67d8bSRob Swindell 			netdev_err(dev, "PKG update area not created in nvram\n");
25642e5fb428SPavan Chebbi 			break;
25655ac67d8bSRob Swindell 		}
25665ac67d8bSRob Swindell 		if (fw->size > item_len) {
25679a005c38SJonathan Lemon 			netdev_err(dev, "PKG insufficient update area in nvram: %lu\n",
25685ac67d8bSRob Swindell 				   (unsigned long)fw->size);
25695ac67d8bSRob Swindell 			rc = -EFBIG;
25702e5fb428SPavan Chebbi 			break;
25712e5fb428SPavan Chebbi 		}
25722e5fb428SPavan Chebbi 
2573bbf33d1dSEdwin Peer 		modify->dir_idx = cpu_to_le16(index);
25745ac67d8bSRob Swindell 
2575a86b313eSMichael Chan 		if (fw->size > modify_len)
2576bbf33d1dSEdwin Peer 			modify->flags = BNXT_NVM_MORE_FLAG;
2577a86b313eSMichael Chan 		while (copied < fw->size) {
2578a86b313eSMichael Chan 			u32 balance = fw->size - copied;
2579a86b313eSMichael Chan 
2580a86b313eSMichael Chan 			if (balance <= modify_len) {
2581a86b313eSMichael Chan 				len = balance;
2582a86b313eSMichael Chan 				if (copied)
2583bbf33d1dSEdwin Peer 					modify->flags |= BNXT_NVM_LAST_FLAG;
2584a86b313eSMichael Chan 			}
2585a86b313eSMichael Chan 			memcpy(kmem, fw->data + copied, len);
2586bbf33d1dSEdwin Peer 			modify->len = cpu_to_le32(len);
2587bbf33d1dSEdwin Peer 			modify->offset = cpu_to_le32(copied);
2588bbf33d1dSEdwin Peer 			rc = hwrm_req_send(bp, modify);
258922630e28SEdwin Peer 			if (rc)
2590a86b313eSMichael Chan 				goto pkg_abort;
2591a86b313eSMichael Chan 			copied += len;
2592a86b313eSMichael Chan 		}
2593bbf33d1dSEdwin Peer 
2594bbf33d1dSEdwin Peer 		rc = hwrm_req_send_silent(bp, install);
2595cb4d1d62SKshitij Soni 
25961432c3f6SPavan Chebbi 		if (defrag_attempted) {
25971432c3f6SPavan Chebbi 			/* We have tried to defragment already in the previous
25981432c3f6SPavan Chebbi 			 * iteration. Return with the result for INSTALL_UPDATE
25991432c3f6SPavan Chebbi 			 */
26001432c3f6SPavan Chebbi 			break;
26011432c3f6SPavan Chebbi 		}
26021432c3f6SPavan Chebbi 
2603bbf33d1dSEdwin Peer 		if (rc && ((struct hwrm_err_output *)resp)->cmd_err ==
2604dd2ebf34SVasundhara Volam 		    NVM_INSTALL_UPDATE_CMD_ERR_CODE_FRAG_ERR) {
2605bbf33d1dSEdwin Peer 			install->flags =
26062e5fb428SPavan Chebbi 				cpu_to_le16(NVM_INSTALL_UPDATE_REQ_FLAGS_ALLOWED_TO_DEFRAG);
26072e5fb428SPavan Chebbi 
2608bbf33d1dSEdwin Peer 			rc = hwrm_req_send_silent(bp, install);
26091432c3f6SPavan Chebbi 
2610bbf33d1dSEdwin Peer 			if (rc && ((struct hwrm_err_output *)resp)->cmd_err ==
26111432c3f6SPavan Chebbi 			    NVM_INSTALL_UPDATE_CMD_ERR_CODE_NO_SPACE) {
26121432c3f6SPavan Chebbi 				/* FW has cleared NVM area, driver will create
26131432c3f6SPavan Chebbi 				 * UPDATE directory and try the flash again
26141432c3f6SPavan Chebbi 				 */
26151432c3f6SPavan Chebbi 				defrag_attempted = true;
2616bbf33d1dSEdwin Peer 				install->flags = 0;
2617bbf33d1dSEdwin Peer 				rc = bnxt_flash_nvram(bp->dev,
26181432c3f6SPavan Chebbi 						      BNX_DIR_TYPE_UPDATE,
26191432c3f6SPavan Chebbi 						      BNX_DIR_ORDINAL_FIRST,
2620bbf33d1dSEdwin Peer 						      0, 0, item_len, NULL, 0);
26211432c3f6SPavan Chebbi 			} else if (rc) {
26221432c3f6SPavan Chebbi 				netdev_err(dev, "HWRM_NVM_INSTALL_UPDATE failure rc :%x\n", rc);
26231432c3f6SPavan Chebbi 			}
26241432c3f6SPavan Chebbi 		} else if (rc) {
26251432c3f6SPavan Chebbi 			netdev_err(dev, "HWRM_NVM_INSTALL_UPDATE failure rc :%x\n", rc);
2626dd2ebf34SVasundhara Volam 		}
26271432c3f6SPavan Chebbi 	} while (defrag_attempted && !rc);
26285ac67d8bSRob Swindell 
2629a86b313eSMichael Chan pkg_abort:
2630bbf33d1dSEdwin Peer 	hwrm_req_drop(bp, modify);
2631bbf33d1dSEdwin Peer 	hwrm_req_drop(bp, install);
2632bbf33d1dSEdwin Peer 
2633bbf33d1dSEdwin Peer 	if (resp->result) {
26345ac67d8bSRob Swindell 		netdev_err(dev, "PKG install error = %d, problem_item = %d\n",
2635bbf33d1dSEdwin Peer 			   (s8)resp->result, (int)resp->problem_item);
2636cb4d1d62SKshitij Soni 		rc = -ENOPKG;
26375ac67d8bSRob Swindell 	}
263822630e28SEdwin Peer 	if (rc == -EACCES)
2639b3b0ddd0SMichael Chan 		bnxt_print_admin_err(bp);
2640cb4d1d62SKshitij Soni 	return rc;
2641c0c050c5SMichael Chan }
2642c0c050c5SMichael Chan 
2643b44cfd4fSJacob Keller static int bnxt_flash_package_from_file(struct net_device *dev, const char *filename,
2644b44cfd4fSJacob Keller 					u32 install_type)
2645b44cfd4fSJacob Keller {
2646b44cfd4fSJacob Keller 	const struct firmware *fw;
2647b44cfd4fSJacob Keller 	int rc;
2648b44cfd4fSJacob Keller 
2649b44cfd4fSJacob Keller 	rc = request_firmware(&fw, filename, &dev->dev);
2650b44cfd4fSJacob Keller 	if (rc != 0) {
2651b44cfd4fSJacob Keller 		netdev_err(dev, "PKG error %d requesting file: %s\n",
2652b44cfd4fSJacob Keller 			   rc, filename);
2653b44cfd4fSJacob Keller 		return rc;
2654b44cfd4fSJacob Keller 	}
2655b44cfd4fSJacob Keller 
2656b44cfd4fSJacob Keller 	rc = bnxt_flash_package_from_fw_obj(dev, fw, install_type);
2657b44cfd4fSJacob Keller 
2658b44cfd4fSJacob Keller 	release_firmware(fw);
2659b44cfd4fSJacob Keller 
2660b44cfd4fSJacob Keller 	return rc;
2661b44cfd4fSJacob Keller }
2662b44cfd4fSJacob Keller 
2663c0c050c5SMichael Chan static int bnxt_flash_device(struct net_device *dev,
2664c0c050c5SMichael Chan 			     struct ethtool_flash *flash)
2665c0c050c5SMichael Chan {
2666c0c050c5SMichael Chan 	if (!BNXT_PF((struct bnxt *)netdev_priv(dev))) {
2667c0c050c5SMichael Chan 		netdev_err(dev, "flashdev not supported from a virtual function\n");
2668c0c050c5SMichael Chan 		return -EINVAL;
2669c0c050c5SMichael Chan 	}
2670c0c050c5SMichael Chan 
26715ac67d8bSRob Swindell 	if (flash->region == ETHTOOL_FLASH_ALL_REGIONS ||
26725ac67d8bSRob Swindell 	    flash->region > 0xffff)
26735ac67d8bSRob Swindell 		return bnxt_flash_package_from_file(dev, flash->data,
26745ac67d8bSRob Swindell 						    flash->region);
2675c0c050c5SMichael Chan 
2676c0c050c5SMichael Chan 	return bnxt_flash_firmware_from_file(dev, flash->region, flash->data);
2677c0c050c5SMichael Chan }
2678c0c050c5SMichael Chan 
2679c0c050c5SMichael Chan static int nvm_get_dir_info(struct net_device *dev, u32 *entries, u32 *length)
2680c0c050c5SMichael Chan {
2681bbf33d1dSEdwin Peer 	struct hwrm_nvm_get_dir_info_output *output;
2682bbf33d1dSEdwin Peer 	struct hwrm_nvm_get_dir_info_input *req;
2683c0c050c5SMichael Chan 	struct bnxt *bp = netdev_priv(dev);
2684c0c050c5SMichael Chan 	int rc;
2685c0c050c5SMichael Chan 
2686bbf33d1dSEdwin Peer 	rc = hwrm_req_init(bp, req, HWRM_NVM_GET_DIR_INFO);
2687bbf33d1dSEdwin Peer 	if (rc)
2688bbf33d1dSEdwin Peer 		return rc;
2689c0c050c5SMichael Chan 
2690bbf33d1dSEdwin Peer 	output = hwrm_req_hold(bp, req);
2691bbf33d1dSEdwin Peer 	rc = hwrm_req_send(bp, req);
2692c0c050c5SMichael Chan 	if (!rc) {
2693c0c050c5SMichael Chan 		*entries = le32_to_cpu(output->entries);
2694c0c050c5SMichael Chan 		*length = le32_to_cpu(output->entry_length);
2695c0c050c5SMichael Chan 	}
2696bbf33d1dSEdwin Peer 	hwrm_req_drop(bp, req);
2697c0c050c5SMichael Chan 	return rc;
2698c0c050c5SMichael Chan }
2699c0c050c5SMichael Chan 
2700c0c050c5SMichael Chan static int bnxt_get_eeprom_len(struct net_device *dev)
2701c0c050c5SMichael Chan {
27024cebbacaSMichael Chan 	struct bnxt *bp = netdev_priv(dev);
27034cebbacaSMichael Chan 
27044cebbacaSMichael Chan 	if (BNXT_VF(bp))
27054cebbacaSMichael Chan 		return 0;
27064cebbacaSMichael Chan 
2707c0c050c5SMichael Chan 	/* The -1 return value allows the entire 32-bit range of offsets to be
2708c0c050c5SMichael Chan 	 * passed via the ethtool command-line utility.
2709c0c050c5SMichael Chan 	 */
2710c0c050c5SMichael Chan 	return -1;
2711c0c050c5SMichael Chan }
2712c0c050c5SMichael Chan 
2713c0c050c5SMichael Chan static int bnxt_get_nvram_directory(struct net_device *dev, u32 len, u8 *data)
2714c0c050c5SMichael Chan {
2715c0c050c5SMichael Chan 	struct bnxt *bp = netdev_priv(dev);
2716c0c050c5SMichael Chan 	int rc;
2717c0c050c5SMichael Chan 	u32 dir_entries;
2718c0c050c5SMichael Chan 	u32 entry_length;
2719c0c050c5SMichael Chan 	u8 *buf;
2720c0c050c5SMichael Chan 	size_t buflen;
2721c0c050c5SMichael Chan 	dma_addr_t dma_handle;
2722bbf33d1dSEdwin Peer 	struct hwrm_nvm_get_dir_entries_input *req;
2723c0c050c5SMichael Chan 
2724c0c050c5SMichael Chan 	rc = nvm_get_dir_info(dev, &dir_entries, &entry_length);
2725c0c050c5SMichael Chan 	if (rc != 0)
2726c0c050c5SMichael Chan 		return rc;
2727c0c050c5SMichael Chan 
2728dbbfa96aSVasundhara Volam 	if (!dir_entries || !entry_length)
2729dbbfa96aSVasundhara Volam 		return -EIO;
2730dbbfa96aSVasundhara Volam 
2731c0c050c5SMichael Chan 	/* Insert 2 bytes of directory info (count and size of entries) */
2732c0c050c5SMichael Chan 	if (len < 2)
2733c0c050c5SMichael Chan 		return -EINVAL;
2734c0c050c5SMichael Chan 
2735c0c050c5SMichael Chan 	*data++ = dir_entries;
2736c0c050c5SMichael Chan 	*data++ = entry_length;
2737c0c050c5SMichael Chan 	len -= 2;
2738c0c050c5SMichael Chan 	memset(data, 0xff, len);
2739c0c050c5SMichael Chan 
2740bbf33d1dSEdwin Peer 	rc = hwrm_req_init(bp, req, HWRM_NVM_GET_DIR_ENTRIES);
2741bbf33d1dSEdwin Peer 	if (rc)
2742bbf33d1dSEdwin Peer 		return rc;
2743bbf33d1dSEdwin Peer 
2744c0c050c5SMichael Chan 	buflen = dir_entries * entry_length;
2745bbf33d1dSEdwin Peer 	buf = hwrm_req_dma_slice(bp, req, buflen, &dma_handle);
2746c0c050c5SMichael Chan 	if (!buf) {
2747bbf33d1dSEdwin Peer 		hwrm_req_drop(bp, req);
2748c0c050c5SMichael Chan 		return -ENOMEM;
2749c0c050c5SMichael Chan 	}
2750bbf33d1dSEdwin Peer 	req->host_dest_addr = cpu_to_le64(dma_handle);
2751bbf33d1dSEdwin Peer 
2752bbf33d1dSEdwin Peer 	hwrm_req_hold(bp, req); /* hold the slice */
2753bbf33d1dSEdwin Peer 	rc = hwrm_req_send(bp, req);
2754c0c050c5SMichael Chan 	if (rc == 0)
2755c0c050c5SMichael Chan 		memcpy(data, buf, len > buflen ? buflen : len);
2756bbf33d1dSEdwin Peer 	hwrm_req_drop(bp, req);
2757c0c050c5SMichael Chan 	return rc;
2758c0c050c5SMichael Chan }
2759c0c050c5SMichael Chan 
2760c0c050c5SMichael Chan static int bnxt_get_nvram_item(struct net_device *dev, u32 index, u32 offset,
2761c0c050c5SMichael Chan 			       u32 length, u8 *data)
2762c0c050c5SMichael Chan {
2763c0c050c5SMichael Chan 	struct bnxt *bp = netdev_priv(dev);
2764c0c050c5SMichael Chan 	int rc;
2765c0c050c5SMichael Chan 	u8 *buf;
2766c0c050c5SMichael Chan 	dma_addr_t dma_handle;
2767bbf33d1dSEdwin Peer 	struct hwrm_nvm_read_input *req;
2768c0c050c5SMichael Chan 
2769e0ad8fc5SMichael Chan 	if (!length)
2770e0ad8fc5SMichael Chan 		return -EINVAL;
2771e0ad8fc5SMichael Chan 
2772bbf33d1dSEdwin Peer 	rc = hwrm_req_init(bp, req, HWRM_NVM_READ);
2773bbf33d1dSEdwin Peer 	if (rc)
2774bbf33d1dSEdwin Peer 		return rc;
2775bbf33d1dSEdwin Peer 
2776bbf33d1dSEdwin Peer 	buf = hwrm_req_dma_slice(bp, req, length, &dma_handle);
2777c0c050c5SMichael Chan 	if (!buf) {
2778bbf33d1dSEdwin Peer 		hwrm_req_drop(bp, req);
2779c0c050c5SMichael Chan 		return -ENOMEM;
2780c0c050c5SMichael Chan 	}
2781c0c050c5SMichael Chan 
2782bbf33d1dSEdwin Peer 	req->host_dest_addr = cpu_to_le64(dma_handle);
2783bbf33d1dSEdwin Peer 	req->dir_idx = cpu_to_le16(index);
2784bbf33d1dSEdwin Peer 	req->offset = cpu_to_le32(offset);
2785bbf33d1dSEdwin Peer 	req->len = cpu_to_le32(length);
2786bbf33d1dSEdwin Peer 
2787bbf33d1dSEdwin Peer 	hwrm_req_hold(bp, req); /* hold the slice */
2788bbf33d1dSEdwin Peer 	rc = hwrm_req_send(bp, req);
2789c0c050c5SMichael Chan 	if (rc == 0)
2790c0c050c5SMichael Chan 		memcpy(data, buf, length);
2791bbf33d1dSEdwin Peer 	hwrm_req_drop(bp, req);
2792c0c050c5SMichael Chan 	return rc;
2793c0c050c5SMichael Chan }
2794c0c050c5SMichael Chan 
27953ebf6f0aSRob Swindell static int bnxt_find_nvram_item(struct net_device *dev, u16 type, u16 ordinal,
27963ebf6f0aSRob Swindell 				u16 ext, u16 *index, u32 *item_length,
27973ebf6f0aSRob Swindell 				u32 *data_length)
27983ebf6f0aSRob Swindell {
2799bbf33d1dSEdwin Peer 	struct hwrm_nvm_find_dir_entry_output *output;
2800bbf33d1dSEdwin Peer 	struct hwrm_nvm_find_dir_entry_input *req;
28013ebf6f0aSRob Swindell 	struct bnxt *bp = netdev_priv(dev);
28023ebf6f0aSRob Swindell 	int rc;
28033ebf6f0aSRob Swindell 
2804bbf33d1dSEdwin Peer 	rc = hwrm_req_init(bp, req, HWRM_NVM_FIND_DIR_ENTRY);
2805bbf33d1dSEdwin Peer 	if (rc)
2806bbf33d1dSEdwin Peer 		return rc;
2807bbf33d1dSEdwin Peer 
2808bbf33d1dSEdwin Peer 	req->enables = 0;
2809bbf33d1dSEdwin Peer 	req->dir_idx = 0;
2810bbf33d1dSEdwin Peer 	req->dir_type = cpu_to_le16(type);
2811bbf33d1dSEdwin Peer 	req->dir_ordinal = cpu_to_le16(ordinal);
2812bbf33d1dSEdwin Peer 	req->dir_ext = cpu_to_le16(ext);
2813bbf33d1dSEdwin Peer 	req->opt_ordinal = NVM_FIND_DIR_ENTRY_REQ_OPT_ORDINAL_EQ;
2814bbf33d1dSEdwin Peer 	output = hwrm_req_hold(bp, req);
2815bbf33d1dSEdwin Peer 	rc = hwrm_req_send_silent(bp, req);
28163ebf6f0aSRob Swindell 	if (rc == 0) {
28173ebf6f0aSRob Swindell 		if (index)
28183ebf6f0aSRob Swindell 			*index = le16_to_cpu(output->dir_idx);
28193ebf6f0aSRob Swindell 		if (item_length)
28203ebf6f0aSRob Swindell 			*item_length = le32_to_cpu(output->dir_item_length);
28213ebf6f0aSRob Swindell 		if (data_length)
28223ebf6f0aSRob Swindell 			*data_length = le32_to_cpu(output->dir_data_length);
28233ebf6f0aSRob Swindell 	}
2824bbf33d1dSEdwin Peer 	hwrm_req_drop(bp, req);
28253ebf6f0aSRob Swindell 	return rc;
28263ebf6f0aSRob Swindell }
28273ebf6f0aSRob Swindell 
28283ebf6f0aSRob Swindell static char *bnxt_parse_pkglog(int desired_field, u8 *data, size_t datalen)
28293ebf6f0aSRob Swindell {
28303ebf6f0aSRob Swindell 	char	*retval = NULL;
28313ebf6f0aSRob Swindell 	char	*p;
28323ebf6f0aSRob Swindell 	char	*value;
28333ebf6f0aSRob Swindell 	int	field = 0;
28343ebf6f0aSRob Swindell 
28353ebf6f0aSRob Swindell 	if (datalen < 1)
28363ebf6f0aSRob Swindell 		return NULL;
28373ebf6f0aSRob Swindell 	/* null-terminate the log data (removing last '\n'): */
28383ebf6f0aSRob Swindell 	data[datalen - 1] = 0;
28393ebf6f0aSRob Swindell 	for (p = data; *p != 0; p++) {
28403ebf6f0aSRob Swindell 		field = 0;
28413ebf6f0aSRob Swindell 		retval = NULL;
28423ebf6f0aSRob Swindell 		while (*p != 0 && *p != '\n') {
28433ebf6f0aSRob Swindell 			value = p;
28443ebf6f0aSRob Swindell 			while (*p != 0 && *p != '\t' && *p != '\n')
28453ebf6f0aSRob Swindell 				p++;
28463ebf6f0aSRob Swindell 			if (field == desired_field)
28473ebf6f0aSRob Swindell 				retval = value;
28483ebf6f0aSRob Swindell 			if (*p != '\t')
28493ebf6f0aSRob Swindell 				break;
28503ebf6f0aSRob Swindell 			*p = 0;
28513ebf6f0aSRob Swindell 			field++;
28523ebf6f0aSRob Swindell 			p++;
28533ebf6f0aSRob Swindell 		}
28543ebf6f0aSRob Swindell 		if (*p == 0)
28553ebf6f0aSRob Swindell 			break;
28563ebf6f0aSRob Swindell 		*p = 0;
28573ebf6f0aSRob Swindell 	}
28583ebf6f0aSRob Swindell 	return retval;
28593ebf6f0aSRob Swindell }
28603ebf6f0aSRob Swindell 
286163185eb3SVikas Gupta int bnxt_get_pkginfo(struct net_device *dev, char *ver, int size)
28623ebf6f0aSRob Swindell {
2863a60faa60SVasundhara Volam 	struct bnxt *bp = netdev_priv(dev);
28643ebf6f0aSRob Swindell 	u16 index = 0;
2865a60faa60SVasundhara Volam 	char *pkgver;
2866a60faa60SVasundhara Volam 	u32 pkglen;
2867a60faa60SVasundhara Volam 	u8 *pkgbuf;
286863185eb3SVikas Gupta 	int rc;
28693ebf6f0aSRob Swindell 
287063185eb3SVikas Gupta 	rc = bnxt_find_nvram_item(dev, BNX_DIR_TYPE_PKG_LOG,
28713ebf6f0aSRob Swindell 				  BNX_DIR_ORDINAL_FIRST, BNX_DIR_EXT_NONE,
287263185eb3SVikas Gupta 				  &index, NULL, &pkglen);
287363185eb3SVikas Gupta 	if (rc)
287463185eb3SVikas Gupta 		return rc;
28753ebf6f0aSRob Swindell 
2876a60faa60SVasundhara Volam 	pkgbuf = kzalloc(pkglen, GFP_KERNEL);
2877a60faa60SVasundhara Volam 	if (!pkgbuf) {
2878a60faa60SVasundhara Volam 		dev_err(&bp->pdev->dev, "Unable to allocate memory for pkg version, length = %u\n",
2879a60faa60SVasundhara Volam 			pkglen);
288063185eb3SVikas Gupta 		return -ENOMEM;
2881a60faa60SVasundhara Volam 	}
28823ebf6f0aSRob Swindell 
288363185eb3SVikas Gupta 	rc = bnxt_get_nvram_item(dev, index, 0, pkglen, pkgbuf);
288463185eb3SVikas Gupta 	if (rc)
2885a60faa60SVasundhara Volam 		goto err;
2886a60faa60SVasundhara Volam 
2887a60faa60SVasundhara Volam 	pkgver = bnxt_parse_pkglog(BNX_PKG_LOG_FIELD_IDX_PKG_VERSION, pkgbuf,
2888a60faa60SVasundhara Volam 				   pkglen);
288963185eb3SVikas Gupta 	if (pkgver && *pkgver != 0 && isdigit(*pkgver))
289063185eb3SVikas Gupta 		strscpy(ver, pkgver, size);
289163185eb3SVikas Gupta 	else
289263185eb3SVikas Gupta 		rc = -ENOENT;
289363185eb3SVikas Gupta 
2894a60faa60SVasundhara Volam err:
2895a60faa60SVasundhara Volam 	kfree(pkgbuf);
289663185eb3SVikas Gupta 
289763185eb3SVikas Gupta 	return rc;
289863185eb3SVikas Gupta }
289963185eb3SVikas Gupta 
290063185eb3SVikas Gupta static void bnxt_get_pkgver(struct net_device *dev)
290163185eb3SVikas Gupta {
290263185eb3SVikas Gupta 	struct bnxt *bp = netdev_priv(dev);
290363185eb3SVikas Gupta 	char buf[FW_VER_STR_LEN];
290463185eb3SVikas Gupta 	int len;
290563185eb3SVikas Gupta 
290663185eb3SVikas Gupta 	if (!bnxt_get_pkginfo(dev, buf, sizeof(buf))) {
290763185eb3SVikas Gupta 		len = strlen(bp->fw_ver_str);
290863185eb3SVikas Gupta 		snprintf(bp->fw_ver_str + len, FW_VER_STR_LEN - len - 1,
290963185eb3SVikas Gupta 			 "/pkg %s", buf);
291063185eb3SVikas Gupta 	}
29113ebf6f0aSRob Swindell }
29123ebf6f0aSRob Swindell 
2913c0c050c5SMichael Chan static int bnxt_get_eeprom(struct net_device *dev,
2914c0c050c5SMichael Chan 			   struct ethtool_eeprom *eeprom,
2915c0c050c5SMichael Chan 			   u8 *data)
2916c0c050c5SMichael Chan {
2917c0c050c5SMichael Chan 	u32 index;
2918c0c050c5SMichael Chan 	u32 offset;
2919c0c050c5SMichael Chan 
2920c0c050c5SMichael Chan 	if (eeprom->offset == 0) /* special offset value to get directory */
2921c0c050c5SMichael Chan 		return bnxt_get_nvram_directory(dev, eeprom->len, data);
2922c0c050c5SMichael Chan 
2923c0c050c5SMichael Chan 	index = eeprom->offset >> 24;
2924c0c050c5SMichael Chan 	offset = eeprom->offset & 0xffffff;
2925c0c050c5SMichael Chan 
2926c0c050c5SMichael Chan 	if (index == 0) {
2927c0c050c5SMichael Chan 		netdev_err(dev, "unsupported index value: %d\n", index);
2928c0c050c5SMichael Chan 		return -EINVAL;
2929c0c050c5SMichael Chan 	}
2930c0c050c5SMichael Chan 
2931c0c050c5SMichael Chan 	return bnxt_get_nvram_item(dev, index - 1, offset, eeprom->len, data);
2932c0c050c5SMichael Chan }
2933c0c050c5SMichael Chan 
2934c0c050c5SMichael Chan static int bnxt_erase_nvram_directory(struct net_device *dev, u8 index)
2935c0c050c5SMichael Chan {
2936bbf33d1dSEdwin Peer 	struct hwrm_nvm_erase_dir_entry_input *req;
2937c0c050c5SMichael Chan 	struct bnxt *bp = netdev_priv(dev);
2938bbf33d1dSEdwin Peer 	int rc;
2939c0c050c5SMichael Chan 
2940bbf33d1dSEdwin Peer 	rc = hwrm_req_init(bp, req, HWRM_NVM_ERASE_DIR_ENTRY);
2941bbf33d1dSEdwin Peer 	if (rc)
2942bbf33d1dSEdwin Peer 		return rc;
2943bbf33d1dSEdwin Peer 
2944bbf33d1dSEdwin Peer 	req->dir_idx = cpu_to_le16(index);
2945bbf33d1dSEdwin Peer 	return hwrm_req_send(bp, req);
2946c0c050c5SMichael Chan }
2947c0c050c5SMichael Chan 
2948c0c050c5SMichael Chan static int bnxt_set_eeprom(struct net_device *dev,
2949c0c050c5SMichael Chan 			   struct ethtool_eeprom *eeprom,
2950c0c050c5SMichael Chan 			   u8 *data)
2951c0c050c5SMichael Chan {
2952c0c050c5SMichael Chan 	struct bnxt *bp = netdev_priv(dev);
2953c0c050c5SMichael Chan 	u8 index, dir_op;
2954c0c050c5SMichael Chan 	u16 type, ext, ordinal, attr;
2955c0c050c5SMichael Chan 
2956c0c050c5SMichael Chan 	if (!BNXT_PF(bp)) {
2957c0c050c5SMichael Chan 		netdev_err(dev, "NVM write not supported from a virtual function\n");
2958c0c050c5SMichael Chan 		return -EINVAL;
2959c0c050c5SMichael Chan 	}
2960c0c050c5SMichael Chan 
2961c0c050c5SMichael Chan 	type = eeprom->magic >> 16;
2962c0c050c5SMichael Chan 
2963c0c050c5SMichael Chan 	if (type == 0xffff) { /* special value for directory operations */
2964c0c050c5SMichael Chan 		index = eeprom->magic & 0xff;
2965c0c050c5SMichael Chan 		dir_op = eeprom->magic >> 8;
2966c0c050c5SMichael Chan 		if (index == 0)
2967c0c050c5SMichael Chan 			return -EINVAL;
2968c0c050c5SMichael Chan 		switch (dir_op) {
2969c0c050c5SMichael Chan 		case 0x0e: /* erase */
2970c0c050c5SMichael Chan 			if (eeprom->offset != ~eeprom->magic)
2971c0c050c5SMichael Chan 				return -EINVAL;
2972c0c050c5SMichael Chan 			return bnxt_erase_nvram_directory(dev, index - 1);
2973c0c050c5SMichael Chan 		default:
2974c0c050c5SMichael Chan 			return -EINVAL;
2975c0c050c5SMichael Chan 		}
2976c0c050c5SMichael Chan 	}
2977c0c050c5SMichael Chan 
2978c0c050c5SMichael Chan 	/* Create or re-write an NVM item: */
2979ba425800SJason Yan 	if (bnxt_dir_type_is_executable(type))
29805ac67d8bSRob Swindell 		return -EOPNOTSUPP;
2981c0c050c5SMichael Chan 	ext = eeprom->magic & 0xffff;
2982c0c050c5SMichael Chan 	ordinal = eeprom->offset >> 16;
2983c0c050c5SMichael Chan 	attr = eeprom->offset & 0xffff;
2984c0c050c5SMichael Chan 
2985bbf33d1dSEdwin Peer 	return bnxt_flash_nvram(dev, type, ordinal, ext, attr, 0, data,
2986c0c050c5SMichael Chan 				eeprom->len);
2987c0c050c5SMichael Chan }
2988c0c050c5SMichael Chan 
298972b34f04SMichael Chan static int bnxt_set_eee(struct net_device *dev, struct ethtool_eee *edata)
299072b34f04SMichael Chan {
299172b34f04SMichael Chan 	struct bnxt *bp = netdev_priv(dev);
299272b34f04SMichael Chan 	struct ethtool_eee *eee = &bp->eee;
299372b34f04SMichael Chan 	struct bnxt_link_info *link_info = &bp->link_info;
2994a5390690SMichael Chan 	u32 advertising;
299572b34f04SMichael Chan 	int rc = 0;
299672b34f04SMichael Chan 
2997c7e457f4SMichael Chan 	if (!BNXT_PHY_CFG_ABLE(bp))
299875362a3fSMichael Chan 		return -EOPNOTSUPP;
299972b34f04SMichael Chan 
3000b0d28207SMichael Chan 	if (!(bp->phy_flags & BNXT_PHY_FL_EEE_CAP))
300172b34f04SMichael Chan 		return -EOPNOTSUPP;
300272b34f04SMichael Chan 
3003a5390690SMichael Chan 	mutex_lock(&bp->link_lock);
3004a5390690SMichael Chan 	advertising = _bnxt_fw_to_ethtool_adv_spds(link_info->advertising, 0);
300572b34f04SMichael Chan 	if (!edata->eee_enabled)
300672b34f04SMichael Chan 		goto eee_ok;
300772b34f04SMichael Chan 
300872b34f04SMichael Chan 	if (!(link_info->autoneg & BNXT_AUTONEG_SPEED)) {
300972b34f04SMichael Chan 		netdev_warn(dev, "EEE requires autoneg\n");
3010a5390690SMichael Chan 		rc = -EINVAL;
3011a5390690SMichael Chan 		goto eee_exit;
301272b34f04SMichael Chan 	}
301372b34f04SMichael Chan 	if (edata->tx_lpi_enabled) {
301472b34f04SMichael Chan 		if (bp->lpi_tmr_hi && (edata->tx_lpi_timer > bp->lpi_tmr_hi ||
301572b34f04SMichael Chan 				       edata->tx_lpi_timer < bp->lpi_tmr_lo)) {
301672b34f04SMichael Chan 			netdev_warn(dev, "Valid LPI timer range is %d and %d microsecs\n",
301772b34f04SMichael Chan 				    bp->lpi_tmr_lo, bp->lpi_tmr_hi);
3018a5390690SMichael Chan 			rc = -EINVAL;
3019a5390690SMichael Chan 			goto eee_exit;
302072b34f04SMichael Chan 		} else if (!bp->lpi_tmr_hi) {
302172b34f04SMichael Chan 			edata->tx_lpi_timer = eee->tx_lpi_timer;
302272b34f04SMichael Chan 		}
302372b34f04SMichael Chan 	}
302472b34f04SMichael Chan 	if (!edata->advertised) {
302572b34f04SMichael Chan 		edata->advertised = advertising & eee->supported;
302672b34f04SMichael Chan 	} else if (edata->advertised & ~advertising) {
302772b34f04SMichael Chan 		netdev_warn(dev, "EEE advertised %x must be a subset of autoneg advertised speeds %x\n",
302872b34f04SMichael Chan 			    edata->advertised, advertising);
3029a5390690SMichael Chan 		rc = -EINVAL;
3030a5390690SMichael Chan 		goto eee_exit;
303172b34f04SMichael Chan 	}
303272b34f04SMichael Chan 
303372b34f04SMichael Chan 	eee->advertised = edata->advertised;
303472b34f04SMichael Chan 	eee->tx_lpi_enabled = edata->tx_lpi_enabled;
303572b34f04SMichael Chan 	eee->tx_lpi_timer = edata->tx_lpi_timer;
303672b34f04SMichael Chan eee_ok:
303772b34f04SMichael Chan 	eee->eee_enabled = edata->eee_enabled;
303872b34f04SMichael Chan 
303972b34f04SMichael Chan 	if (netif_running(dev))
304072b34f04SMichael Chan 		rc = bnxt_hwrm_set_link_setting(bp, false, true);
304172b34f04SMichael Chan 
3042a5390690SMichael Chan eee_exit:
3043a5390690SMichael Chan 	mutex_unlock(&bp->link_lock);
304472b34f04SMichael Chan 	return rc;
304572b34f04SMichael Chan }
304672b34f04SMichael Chan 
304772b34f04SMichael Chan static int bnxt_get_eee(struct net_device *dev, struct ethtool_eee *edata)
304872b34f04SMichael Chan {
304972b34f04SMichael Chan 	struct bnxt *bp = netdev_priv(dev);
305072b34f04SMichael Chan 
3051b0d28207SMichael Chan 	if (!(bp->phy_flags & BNXT_PHY_FL_EEE_CAP))
305272b34f04SMichael Chan 		return -EOPNOTSUPP;
305372b34f04SMichael Chan 
305472b34f04SMichael Chan 	*edata = bp->eee;
305572b34f04SMichael Chan 	if (!bp->eee.eee_enabled) {
305672b34f04SMichael Chan 		/* Preserve tx_lpi_timer so that the last value will be used
305772b34f04SMichael Chan 		 * by default when it is re-enabled.
305872b34f04SMichael Chan 		 */
305972b34f04SMichael Chan 		edata->advertised = 0;
306072b34f04SMichael Chan 		edata->tx_lpi_enabled = 0;
306172b34f04SMichael Chan 	}
306272b34f04SMichael Chan 
306372b34f04SMichael Chan 	if (!bp->eee.eee_active)
306472b34f04SMichael Chan 		edata->lp_advertised = 0;
306572b34f04SMichael Chan 
306672b34f04SMichael Chan 	return 0;
306772b34f04SMichael Chan }
306872b34f04SMichael Chan 
306942ee18feSAjit Khaparde static int bnxt_read_sfp_module_eeprom_info(struct bnxt *bp, u16 i2c_addr,
307042ee18feSAjit Khaparde 					    u16 page_number, u16 start_addr,
307142ee18feSAjit Khaparde 					    u16 data_length, u8 *buf)
307242ee18feSAjit Khaparde {
3073bbf33d1dSEdwin Peer 	struct hwrm_port_phy_i2c_read_output *output;
3074bbf33d1dSEdwin Peer 	struct hwrm_port_phy_i2c_read_input *req;
307542ee18feSAjit Khaparde 	int rc, byte_offset = 0;
307642ee18feSAjit Khaparde 
3077bbf33d1dSEdwin Peer 	rc = hwrm_req_init(bp, req, HWRM_PORT_PHY_I2C_READ);
3078bbf33d1dSEdwin Peer 	if (rc)
3079bbf33d1dSEdwin Peer 		return rc;
3080bbf33d1dSEdwin Peer 
3081bbf33d1dSEdwin Peer 	output = hwrm_req_hold(bp, req);
3082bbf33d1dSEdwin Peer 	req->i2c_slave_addr = i2c_addr;
3083bbf33d1dSEdwin Peer 	req->page_number = cpu_to_le16(page_number);
3084bbf33d1dSEdwin Peer 	req->port_id = cpu_to_le16(bp->pf.port_id);
308542ee18feSAjit Khaparde 	do {
308642ee18feSAjit Khaparde 		u16 xfer_size;
308742ee18feSAjit Khaparde 
308842ee18feSAjit Khaparde 		xfer_size = min_t(u16, data_length, BNXT_MAX_PHY_I2C_RESP_SIZE);
308942ee18feSAjit Khaparde 		data_length -= xfer_size;
3090bbf33d1dSEdwin Peer 		req->page_offset = cpu_to_le16(start_addr + byte_offset);
3091bbf33d1dSEdwin Peer 		req->data_length = xfer_size;
3092bbf33d1dSEdwin Peer 		req->enables = cpu_to_le32(start_addr + byte_offset ?
309342ee18feSAjit Khaparde 				 PORT_PHY_I2C_READ_REQ_ENABLES_PAGE_OFFSET : 0);
3094bbf33d1dSEdwin Peer 		rc = hwrm_req_send(bp, req);
309542ee18feSAjit Khaparde 		if (!rc)
309642ee18feSAjit Khaparde 			memcpy(buf + byte_offset, output->data, xfer_size);
309742ee18feSAjit Khaparde 		byte_offset += xfer_size;
309842ee18feSAjit Khaparde 	} while (!rc && data_length > 0);
3099bbf33d1dSEdwin Peer 	hwrm_req_drop(bp, req);
310042ee18feSAjit Khaparde 
310142ee18feSAjit Khaparde 	return rc;
310242ee18feSAjit Khaparde }
310342ee18feSAjit Khaparde 
310442ee18feSAjit Khaparde static int bnxt_get_module_info(struct net_device *dev,
310542ee18feSAjit Khaparde 				struct ethtool_modinfo *modinfo)
310642ee18feSAjit Khaparde {
31077328a23cSVasundhara Volam 	u8 data[SFF_DIAG_SUPPORT_OFFSET + 1];
310842ee18feSAjit Khaparde 	struct bnxt *bp = netdev_priv(dev);
310942ee18feSAjit Khaparde 	int rc;
311042ee18feSAjit Khaparde 
311142ee18feSAjit Khaparde 	/* No point in going further if phy status indicates
311242ee18feSAjit Khaparde 	 * module is not inserted or if it is powered down or
311342ee18feSAjit Khaparde 	 * if it is of type 10GBase-T
311442ee18feSAjit Khaparde 	 */
311542ee18feSAjit Khaparde 	if (bp->link_info.module_status >
311642ee18feSAjit Khaparde 		PORT_PHY_QCFG_RESP_MODULE_STATUS_WARNINGMSG)
311742ee18feSAjit Khaparde 		return -EOPNOTSUPP;
311842ee18feSAjit Khaparde 
311942ee18feSAjit Khaparde 	/* This feature is not supported in older firmware versions */
312042ee18feSAjit Khaparde 	if (bp->hwrm_spec_code < 0x10202)
312142ee18feSAjit Khaparde 		return -EOPNOTSUPP;
312242ee18feSAjit Khaparde 
31237328a23cSVasundhara Volam 	rc = bnxt_read_sfp_module_eeprom_info(bp, I2C_DEV_ADDR_A0, 0, 0,
31247328a23cSVasundhara Volam 					      SFF_DIAG_SUPPORT_OFFSET + 1,
31257328a23cSVasundhara Volam 					      data);
312642ee18feSAjit Khaparde 	if (!rc) {
31277328a23cSVasundhara Volam 		u8 module_id = data[0];
31287328a23cSVasundhara Volam 		u8 diag_supported = data[SFF_DIAG_SUPPORT_OFFSET];
312942ee18feSAjit Khaparde 
313042ee18feSAjit Khaparde 		switch (module_id) {
313142ee18feSAjit Khaparde 		case SFF_MODULE_ID_SFP:
313242ee18feSAjit Khaparde 			modinfo->type = ETH_MODULE_SFF_8472;
313342ee18feSAjit Khaparde 			modinfo->eeprom_len = ETH_MODULE_SFF_8472_LEN;
31347328a23cSVasundhara Volam 			if (!diag_supported)
31357328a23cSVasundhara Volam 				modinfo->eeprom_len = ETH_MODULE_SFF_8436_LEN;
313642ee18feSAjit Khaparde 			break;
313742ee18feSAjit Khaparde 		case SFF_MODULE_ID_QSFP:
313842ee18feSAjit Khaparde 		case SFF_MODULE_ID_QSFP_PLUS:
313942ee18feSAjit Khaparde 			modinfo->type = ETH_MODULE_SFF_8436;
314042ee18feSAjit Khaparde 			modinfo->eeprom_len = ETH_MODULE_SFF_8436_LEN;
314142ee18feSAjit Khaparde 			break;
314242ee18feSAjit Khaparde 		case SFF_MODULE_ID_QSFP28:
314342ee18feSAjit Khaparde 			modinfo->type = ETH_MODULE_SFF_8636;
314442ee18feSAjit Khaparde 			modinfo->eeprom_len = ETH_MODULE_SFF_8636_LEN;
314542ee18feSAjit Khaparde 			break;
314642ee18feSAjit Khaparde 		default:
314742ee18feSAjit Khaparde 			rc = -EOPNOTSUPP;
314842ee18feSAjit Khaparde 			break;
314942ee18feSAjit Khaparde 		}
315042ee18feSAjit Khaparde 	}
315142ee18feSAjit Khaparde 	return rc;
315242ee18feSAjit Khaparde }
315342ee18feSAjit Khaparde 
315442ee18feSAjit Khaparde static int bnxt_get_module_eeprom(struct net_device *dev,
315542ee18feSAjit Khaparde 				  struct ethtool_eeprom *eeprom,
315642ee18feSAjit Khaparde 				  u8 *data)
315742ee18feSAjit Khaparde {
315842ee18feSAjit Khaparde 	struct bnxt *bp = netdev_priv(dev);
315942ee18feSAjit Khaparde 	u16  start = eeprom->offset, length = eeprom->len;
3160f3ea3119SColin Ian King 	int rc = 0;
316142ee18feSAjit Khaparde 
316242ee18feSAjit Khaparde 	memset(data, 0, eeprom->len);
316342ee18feSAjit Khaparde 
316442ee18feSAjit Khaparde 	/* Read A0 portion of the EEPROM */
316542ee18feSAjit Khaparde 	if (start < ETH_MODULE_SFF_8436_LEN) {
316642ee18feSAjit Khaparde 		if (start + eeprom->len > ETH_MODULE_SFF_8436_LEN)
316742ee18feSAjit Khaparde 			length = ETH_MODULE_SFF_8436_LEN - start;
316842ee18feSAjit Khaparde 		rc = bnxt_read_sfp_module_eeprom_info(bp, I2C_DEV_ADDR_A0, 0,
316942ee18feSAjit Khaparde 						      start, length, data);
317042ee18feSAjit Khaparde 		if (rc)
317142ee18feSAjit Khaparde 			return rc;
317242ee18feSAjit Khaparde 		start += length;
317342ee18feSAjit Khaparde 		data += length;
317442ee18feSAjit Khaparde 		length = eeprom->len - length;
317542ee18feSAjit Khaparde 	}
317642ee18feSAjit Khaparde 
317742ee18feSAjit Khaparde 	/* Read A2 portion of the EEPROM */
317842ee18feSAjit Khaparde 	if (length) {
317942ee18feSAjit Khaparde 		start -= ETH_MODULE_SFF_8436_LEN;
31804260330bSEdwin Peer 		rc = bnxt_read_sfp_module_eeprom_info(bp, I2C_DEV_ADDR_A2, 0,
3181dea521a2SChristophe JAILLET 						      start, length, data);
318242ee18feSAjit Khaparde 	}
318342ee18feSAjit Khaparde 	return rc;
318442ee18feSAjit Khaparde }
318542ee18feSAjit Khaparde 
3186ae8e98a6SDeepak Khungar static int bnxt_nway_reset(struct net_device *dev)
3187ae8e98a6SDeepak Khungar {
3188ae8e98a6SDeepak Khungar 	int rc = 0;
3189ae8e98a6SDeepak Khungar 
3190ae8e98a6SDeepak Khungar 	struct bnxt *bp = netdev_priv(dev);
3191ae8e98a6SDeepak Khungar 	struct bnxt_link_info *link_info = &bp->link_info;
3192ae8e98a6SDeepak Khungar 
3193c7e457f4SMichael Chan 	if (!BNXT_PHY_CFG_ABLE(bp))
3194ae8e98a6SDeepak Khungar 		return -EOPNOTSUPP;
3195ae8e98a6SDeepak Khungar 
3196ae8e98a6SDeepak Khungar 	if (!(link_info->autoneg & BNXT_AUTONEG_SPEED))
3197ae8e98a6SDeepak Khungar 		return -EINVAL;
3198ae8e98a6SDeepak Khungar 
3199ae8e98a6SDeepak Khungar 	if (netif_running(dev))
3200ae8e98a6SDeepak Khungar 		rc = bnxt_hwrm_set_link_setting(bp, true, false);
3201ae8e98a6SDeepak Khungar 
3202ae8e98a6SDeepak Khungar 	return rc;
3203ae8e98a6SDeepak Khungar }
3204ae8e98a6SDeepak Khungar 
32055ad2cbeeSMichael Chan static int bnxt_set_phys_id(struct net_device *dev,
32065ad2cbeeSMichael Chan 			    enum ethtool_phys_id_state state)
32075ad2cbeeSMichael Chan {
3208bbf33d1dSEdwin Peer 	struct hwrm_port_led_cfg_input *req;
32095ad2cbeeSMichael Chan 	struct bnxt *bp = netdev_priv(dev);
32105ad2cbeeSMichael Chan 	struct bnxt_pf_info *pf = &bp->pf;
32115ad2cbeeSMichael Chan 	struct bnxt_led_cfg *led_cfg;
32125ad2cbeeSMichael Chan 	u8 led_state;
32135ad2cbeeSMichael Chan 	__le16 duration;
3214bbf33d1dSEdwin Peer 	int rc, i;
32155ad2cbeeSMichael Chan 
32165ad2cbeeSMichael Chan 	if (!bp->num_leds || BNXT_VF(bp))
32175ad2cbeeSMichael Chan 		return -EOPNOTSUPP;
32185ad2cbeeSMichael Chan 
32195ad2cbeeSMichael Chan 	if (state == ETHTOOL_ID_ACTIVE) {
32205ad2cbeeSMichael Chan 		led_state = PORT_LED_CFG_REQ_LED0_STATE_BLINKALT;
32215ad2cbeeSMichael Chan 		duration = cpu_to_le16(500);
32225ad2cbeeSMichael Chan 	} else if (state == ETHTOOL_ID_INACTIVE) {
32235ad2cbeeSMichael Chan 		led_state = PORT_LED_CFG_REQ_LED1_STATE_DEFAULT;
32245ad2cbeeSMichael Chan 		duration = cpu_to_le16(0);
32255ad2cbeeSMichael Chan 	} else {
32265ad2cbeeSMichael Chan 		return -EINVAL;
32275ad2cbeeSMichael Chan 	}
3228bbf33d1dSEdwin Peer 	rc = hwrm_req_init(bp, req, HWRM_PORT_LED_CFG);
3229bbf33d1dSEdwin Peer 	if (rc)
3230bbf33d1dSEdwin Peer 		return rc;
3231bbf33d1dSEdwin Peer 
3232bbf33d1dSEdwin Peer 	req->port_id = cpu_to_le16(pf->port_id);
3233bbf33d1dSEdwin Peer 	req->num_leds = bp->num_leds;
3234bbf33d1dSEdwin Peer 	led_cfg = (struct bnxt_led_cfg *)&req->led0_id;
32355ad2cbeeSMichael Chan 	for (i = 0; i < bp->num_leds; i++, led_cfg++) {
3236bbf33d1dSEdwin Peer 		req->enables |= BNXT_LED_DFLT_ENABLES(i);
32375ad2cbeeSMichael Chan 		led_cfg->led_id = bp->leds[i].led_id;
32385ad2cbeeSMichael Chan 		led_cfg->led_state = led_state;
32395ad2cbeeSMichael Chan 		led_cfg->led_blink_on = duration;
32405ad2cbeeSMichael Chan 		led_cfg->led_blink_off = duration;
32415ad2cbeeSMichael Chan 		led_cfg->led_group_id = bp->leds[i].led_group_id;
32425ad2cbeeSMichael Chan 	}
3243bbf33d1dSEdwin Peer 	return hwrm_req_send(bp, req);
32445ad2cbeeSMichael Chan }
32455ad2cbeeSMichael Chan 
324667fea463SMichael Chan static int bnxt_hwrm_selftest_irq(struct bnxt *bp, u16 cmpl_ring)
324767fea463SMichael Chan {
3248bbf33d1dSEdwin Peer 	struct hwrm_selftest_irq_input *req;
3249bbf33d1dSEdwin Peer 	int rc;
325067fea463SMichael Chan 
3251bbf33d1dSEdwin Peer 	rc = hwrm_req_init(bp, req, HWRM_SELFTEST_IRQ);
3252bbf33d1dSEdwin Peer 	if (rc)
3253bbf33d1dSEdwin Peer 		return rc;
3254bbf33d1dSEdwin Peer 
3255bbf33d1dSEdwin Peer 	req->cmpl_ring = cpu_to_le16(cmpl_ring);
3256bbf33d1dSEdwin Peer 	return hwrm_req_send(bp, req);
325767fea463SMichael Chan }
325867fea463SMichael Chan 
325967fea463SMichael Chan static int bnxt_test_irq(struct bnxt *bp)
326067fea463SMichael Chan {
326167fea463SMichael Chan 	int i;
326267fea463SMichael Chan 
326367fea463SMichael Chan 	for (i = 0; i < bp->cp_nr_rings; i++) {
326467fea463SMichael Chan 		u16 cmpl_ring = bp->grp_info[i].cp_fw_ring_id;
326567fea463SMichael Chan 		int rc;
326667fea463SMichael Chan 
326767fea463SMichael Chan 		rc = bnxt_hwrm_selftest_irq(bp, cmpl_ring);
326867fea463SMichael Chan 		if (rc)
326967fea463SMichael Chan 			return rc;
327067fea463SMichael Chan 	}
327167fea463SMichael Chan 	return 0;
327267fea463SMichael Chan }
327367fea463SMichael Chan 
3274f7dc1ea6SMichael Chan static int bnxt_hwrm_mac_loopback(struct bnxt *bp, bool enable)
3275f7dc1ea6SMichael Chan {
3276bbf33d1dSEdwin Peer 	struct hwrm_port_mac_cfg_input *req;
3277bbf33d1dSEdwin Peer 	int rc;
3278f7dc1ea6SMichael Chan 
3279bbf33d1dSEdwin Peer 	rc = hwrm_req_init(bp, req, HWRM_PORT_MAC_CFG);
3280bbf33d1dSEdwin Peer 	if (rc)
3281bbf33d1dSEdwin Peer 		return rc;
3282f7dc1ea6SMichael Chan 
3283bbf33d1dSEdwin Peer 	req->enables = cpu_to_le32(PORT_MAC_CFG_REQ_ENABLES_LPBK);
3284f7dc1ea6SMichael Chan 	if (enable)
3285bbf33d1dSEdwin Peer 		req->lpbk = PORT_MAC_CFG_REQ_LPBK_LOCAL;
3286f7dc1ea6SMichael Chan 	else
3287bbf33d1dSEdwin Peer 		req->lpbk = PORT_MAC_CFG_REQ_LPBK_NONE;
3288bbf33d1dSEdwin Peer 	return hwrm_req_send(bp, req);
3289f7dc1ea6SMichael Chan }
3290f7dc1ea6SMichael Chan 
329156d37462SVasundhara Volam static int bnxt_query_force_speeds(struct bnxt *bp, u16 *force_speeds)
329256d37462SVasundhara Volam {
3293bbf33d1dSEdwin Peer 	struct hwrm_port_phy_qcaps_output *resp;
3294bbf33d1dSEdwin Peer 	struct hwrm_port_phy_qcaps_input *req;
329556d37462SVasundhara Volam 	int rc;
329656d37462SVasundhara Volam 
3297bbf33d1dSEdwin Peer 	rc = hwrm_req_init(bp, req, HWRM_PORT_PHY_QCAPS);
3298bbf33d1dSEdwin Peer 	if (rc)
3299bbf33d1dSEdwin Peer 		return rc;
3300bbf33d1dSEdwin Peer 
3301bbf33d1dSEdwin Peer 	resp = hwrm_req_hold(bp, req);
3302bbf33d1dSEdwin Peer 	rc = hwrm_req_send(bp, req);
330356d37462SVasundhara Volam 	if (!rc)
330456d37462SVasundhara Volam 		*force_speeds = le16_to_cpu(resp->supported_speeds_force_mode);
330556d37462SVasundhara Volam 
3306bbf33d1dSEdwin Peer 	hwrm_req_drop(bp, req);
330756d37462SVasundhara Volam 	return rc;
330856d37462SVasundhara Volam }
330956d37462SVasundhara Volam 
331091725d89SMichael Chan static int bnxt_disable_an_for_lpbk(struct bnxt *bp,
331191725d89SMichael Chan 				    struct hwrm_port_phy_cfg_input *req)
331291725d89SMichael Chan {
331391725d89SMichael Chan 	struct bnxt_link_info *link_info = &bp->link_info;
331456d37462SVasundhara Volam 	u16 fw_advertising;
331591725d89SMichael Chan 	u16 fw_speed;
331691725d89SMichael Chan 	int rc;
331791725d89SMichael Chan 
33188a60efd1SMichael Chan 	if (!link_info->autoneg ||
3319b0d28207SMichael Chan 	    (bp->phy_flags & BNXT_PHY_FL_AN_PHY_LPBK))
332091725d89SMichael Chan 		return 0;
332191725d89SMichael Chan 
332256d37462SVasundhara Volam 	rc = bnxt_query_force_speeds(bp, &fw_advertising);
332356d37462SVasundhara Volam 	if (rc)
332456d37462SVasundhara Volam 		return rc;
332556d37462SVasundhara Volam 
332691725d89SMichael Chan 	fw_speed = PORT_PHY_CFG_REQ_FORCE_LINK_SPEED_1GB;
332783d8f5e9SMichael Chan 	if (bp->link_info.link_up)
332891725d89SMichael Chan 		fw_speed = bp->link_info.link_speed;
332991725d89SMichael Chan 	else if (fw_advertising & BNXT_LINK_SPEED_MSK_10GB)
333091725d89SMichael Chan 		fw_speed = PORT_PHY_CFG_REQ_FORCE_LINK_SPEED_10GB;
333191725d89SMichael Chan 	else if (fw_advertising & BNXT_LINK_SPEED_MSK_25GB)
333291725d89SMichael Chan 		fw_speed = PORT_PHY_CFG_REQ_FORCE_LINK_SPEED_25GB;
333391725d89SMichael Chan 	else if (fw_advertising & BNXT_LINK_SPEED_MSK_40GB)
333491725d89SMichael Chan 		fw_speed = PORT_PHY_CFG_REQ_FORCE_LINK_SPEED_40GB;
333591725d89SMichael Chan 	else if (fw_advertising & BNXT_LINK_SPEED_MSK_50GB)
333691725d89SMichael Chan 		fw_speed = PORT_PHY_CFG_REQ_FORCE_LINK_SPEED_50GB;
333791725d89SMichael Chan 
333891725d89SMichael Chan 	req->force_link_speed = cpu_to_le16(fw_speed);
333991725d89SMichael Chan 	req->flags |= cpu_to_le32(PORT_PHY_CFG_REQ_FLAGS_FORCE |
334091725d89SMichael Chan 				  PORT_PHY_CFG_REQ_FLAGS_RESET_PHY);
3341bbf33d1dSEdwin Peer 	rc = hwrm_req_send(bp, req);
334291725d89SMichael Chan 	req->flags = 0;
334391725d89SMichael Chan 	req->force_link_speed = cpu_to_le16(0);
334491725d89SMichael Chan 	return rc;
334591725d89SMichael Chan }
334691725d89SMichael Chan 
334755fd0cf3SMichael Chan static int bnxt_hwrm_phy_loopback(struct bnxt *bp, bool enable, bool ext)
334891725d89SMichael Chan {
3349bbf33d1dSEdwin Peer 	struct hwrm_port_phy_cfg_input *req;
3350bbf33d1dSEdwin Peer 	int rc;
335191725d89SMichael Chan 
3352bbf33d1dSEdwin Peer 	rc = hwrm_req_init(bp, req, HWRM_PORT_PHY_CFG);
3353bbf33d1dSEdwin Peer 	if (rc)
3354bbf33d1dSEdwin Peer 		return rc;
3355bbf33d1dSEdwin Peer 
3356bbf33d1dSEdwin Peer 	/* prevent bnxt_disable_an_for_lpbk() from consuming the request */
3357bbf33d1dSEdwin Peer 	hwrm_req_hold(bp, req);
335891725d89SMichael Chan 
335991725d89SMichael Chan 	if (enable) {
3360bbf33d1dSEdwin Peer 		bnxt_disable_an_for_lpbk(bp, req);
336155fd0cf3SMichael Chan 		if (ext)
3362bbf33d1dSEdwin Peer 			req->lpbk = PORT_PHY_CFG_REQ_LPBK_EXTERNAL;
336355fd0cf3SMichael Chan 		else
3364bbf33d1dSEdwin Peer 			req->lpbk = PORT_PHY_CFG_REQ_LPBK_LOCAL;
336591725d89SMichael Chan 	} else {
3366bbf33d1dSEdwin Peer 		req->lpbk = PORT_PHY_CFG_REQ_LPBK_NONE;
336791725d89SMichael Chan 	}
3368bbf33d1dSEdwin Peer 	req->enables = cpu_to_le32(PORT_PHY_CFG_REQ_ENABLES_LPBK);
3369bbf33d1dSEdwin Peer 	rc = hwrm_req_send(bp, req);
3370bbf33d1dSEdwin Peer 	hwrm_req_drop(bp, req);
3371bbf33d1dSEdwin Peer 	return rc;
337291725d89SMichael Chan }
337391725d89SMichael Chan 
3374e44758b7SMichael Chan static int bnxt_rx_loopback(struct bnxt *bp, struct bnxt_cp_ring_info *cpr,
3375f7dc1ea6SMichael Chan 			    u32 raw_cons, int pkt_size)
3376f7dc1ea6SMichael Chan {
3377e44758b7SMichael Chan 	struct bnxt_napi *bnapi = cpr->bnapi;
3378e44758b7SMichael Chan 	struct bnxt_rx_ring_info *rxr;
3379f7dc1ea6SMichael Chan 	struct bnxt_sw_rx_bd *rx_buf;
3380f7dc1ea6SMichael Chan 	struct rx_cmp *rxcmp;
3381f7dc1ea6SMichael Chan 	u16 cp_cons, cons;
3382f7dc1ea6SMichael Chan 	u8 *data;
3383f7dc1ea6SMichael Chan 	u32 len;
3384f7dc1ea6SMichael Chan 	int i;
3385f7dc1ea6SMichael Chan 
3386e44758b7SMichael Chan 	rxr = bnapi->rx_ring;
3387f7dc1ea6SMichael Chan 	cp_cons = RING_CMP(raw_cons);
3388f7dc1ea6SMichael Chan 	rxcmp = (struct rx_cmp *)
3389f7dc1ea6SMichael Chan 		&cpr->cp_desc_ring[CP_RING(cp_cons)][CP_IDX(cp_cons)];
3390f7dc1ea6SMichael Chan 	cons = rxcmp->rx_cmp_opaque;
3391f7dc1ea6SMichael Chan 	rx_buf = &rxr->rx_buf_ring[cons];
3392f7dc1ea6SMichael Chan 	data = rx_buf->data_ptr;
3393f7dc1ea6SMichael Chan 	len = le32_to_cpu(rxcmp->rx_cmp_len_flags_type) >> RX_CMP_LEN_SHIFT;
3394f7dc1ea6SMichael Chan 	if (len != pkt_size)
3395f7dc1ea6SMichael Chan 		return -EIO;
3396f7dc1ea6SMichael Chan 	i = ETH_ALEN;
3397f7dc1ea6SMichael Chan 	if (!ether_addr_equal(data + i, bnapi->bp->dev->dev_addr))
3398f7dc1ea6SMichael Chan 		return -EIO;
3399f7dc1ea6SMichael Chan 	i += ETH_ALEN;
3400f7dc1ea6SMichael Chan 	for (  ; i < pkt_size; i++) {
3401f7dc1ea6SMichael Chan 		if (data[i] != (u8)(i & 0xff))
3402f7dc1ea6SMichael Chan 			return -EIO;
3403f7dc1ea6SMichael Chan 	}
3404f7dc1ea6SMichael Chan 	return 0;
3405f7dc1ea6SMichael Chan }
3406f7dc1ea6SMichael Chan 
3407e44758b7SMichael Chan static int bnxt_poll_loopback(struct bnxt *bp, struct bnxt_cp_ring_info *cpr,
3408e44758b7SMichael Chan 			      int pkt_size)
3409f7dc1ea6SMichael Chan {
3410f7dc1ea6SMichael Chan 	struct tx_cmp *txcmp;
3411f7dc1ea6SMichael Chan 	int rc = -EIO;
3412f7dc1ea6SMichael Chan 	u32 raw_cons;
3413f7dc1ea6SMichael Chan 	u32 cons;
3414f7dc1ea6SMichael Chan 	int i;
3415f7dc1ea6SMichael Chan 
3416f7dc1ea6SMichael Chan 	raw_cons = cpr->cp_raw_cons;
3417f7dc1ea6SMichael Chan 	for (i = 0; i < 200; i++) {
3418f7dc1ea6SMichael Chan 		cons = RING_CMP(raw_cons);
3419f7dc1ea6SMichael Chan 		txcmp = &cpr->cp_desc_ring[CP_RING(cons)][CP_IDX(cons)];
3420f7dc1ea6SMichael Chan 
3421f7dc1ea6SMichael Chan 		if (!TX_CMP_VALID(txcmp, raw_cons)) {
3422f7dc1ea6SMichael Chan 			udelay(5);
3423f7dc1ea6SMichael Chan 			continue;
3424f7dc1ea6SMichael Chan 		}
3425f7dc1ea6SMichael Chan 
3426f7dc1ea6SMichael Chan 		/* The valid test of the entry must be done first before
3427f7dc1ea6SMichael Chan 		 * reading any further.
3428f7dc1ea6SMichael Chan 		 */
3429f7dc1ea6SMichael Chan 		dma_rmb();
3430f7dc1ea6SMichael Chan 		if (TX_CMP_TYPE(txcmp) == CMP_TYPE_RX_L2_CMP) {
3431e44758b7SMichael Chan 			rc = bnxt_rx_loopback(bp, cpr, raw_cons, pkt_size);
3432f7dc1ea6SMichael Chan 			raw_cons = NEXT_RAW_CMP(raw_cons);
3433f7dc1ea6SMichael Chan 			raw_cons = NEXT_RAW_CMP(raw_cons);
3434f7dc1ea6SMichael Chan 			break;
3435f7dc1ea6SMichael Chan 		}
3436f7dc1ea6SMichael Chan 		raw_cons = NEXT_RAW_CMP(raw_cons);
3437f7dc1ea6SMichael Chan 	}
3438f7dc1ea6SMichael Chan 	cpr->cp_raw_cons = raw_cons;
3439f7dc1ea6SMichael Chan 	return rc;
3440f7dc1ea6SMichael Chan }
3441f7dc1ea6SMichael Chan 
3442f7dc1ea6SMichael Chan static int bnxt_run_loopback(struct bnxt *bp)
3443f7dc1ea6SMichael Chan {
3444f7dc1ea6SMichael Chan 	struct bnxt_tx_ring_info *txr = &bp->tx_ring[0];
344584404d5fSMichael Chan 	struct bnxt_rx_ring_info *rxr = &bp->rx_ring[0];
3446e44758b7SMichael Chan 	struct bnxt_cp_ring_info *cpr;
3447f7dc1ea6SMichael Chan 	int pkt_size, i = 0;
3448f7dc1ea6SMichael Chan 	struct sk_buff *skb;
3449f7dc1ea6SMichael Chan 	dma_addr_t map;
3450f7dc1ea6SMichael Chan 	u8 *data;
3451f7dc1ea6SMichael Chan 	int rc;
3452f7dc1ea6SMichael Chan 
345384404d5fSMichael Chan 	cpr = &rxr->bnapi->cp_ring;
345484404d5fSMichael Chan 	if (bp->flags & BNXT_FLAG_CHIP_P5)
345584404d5fSMichael Chan 		cpr = cpr->cp_ring_arr[BNXT_RX_HDL];
3456f7dc1ea6SMichael Chan 	pkt_size = min(bp->dev->mtu + ETH_HLEN, bp->rx_copy_thresh);
3457f7dc1ea6SMichael Chan 	skb = netdev_alloc_skb(bp->dev, pkt_size);
3458f7dc1ea6SMichael Chan 	if (!skb)
3459f7dc1ea6SMichael Chan 		return -ENOMEM;
3460f7dc1ea6SMichael Chan 	data = skb_put(skb, pkt_size);
3461*cfcab3b3SMichael Chan 	ether_addr_copy(&data[i], bp->dev->dev_addr);
3462f7dc1ea6SMichael Chan 	i += ETH_ALEN;
3463f7dc1ea6SMichael Chan 	ether_addr_copy(&data[i], bp->dev->dev_addr);
3464f7dc1ea6SMichael Chan 	i += ETH_ALEN;
3465f7dc1ea6SMichael Chan 	for ( ; i < pkt_size; i++)
3466f7dc1ea6SMichael Chan 		data[i] = (u8)(i & 0xff);
3467f7dc1ea6SMichael Chan 
3468f7dc1ea6SMichael Chan 	map = dma_map_single(&bp->pdev->dev, skb->data, pkt_size,
3469df70303dSChristophe JAILLET 			     DMA_TO_DEVICE);
3470f7dc1ea6SMichael Chan 	if (dma_mapping_error(&bp->pdev->dev, map)) {
3471f7dc1ea6SMichael Chan 		dev_kfree_skb(skb);
3472f7dc1ea6SMichael Chan 		return -EIO;
3473f7dc1ea6SMichael Chan 	}
3474c1ba92a8SMichael Chan 	bnxt_xmit_bd(bp, txr, map, pkt_size);
3475f7dc1ea6SMichael Chan 
3476f7dc1ea6SMichael Chan 	/* Sync BD data before updating doorbell */
3477f7dc1ea6SMichael Chan 	wmb();
3478f7dc1ea6SMichael Chan 
3479697197e5SMichael Chan 	bnxt_db_write(bp, &txr->tx_db, txr->tx_prod);
3480e44758b7SMichael Chan 	rc = bnxt_poll_loopback(bp, cpr, pkt_size);
3481f7dc1ea6SMichael Chan 
3482df70303dSChristophe JAILLET 	dma_unmap_single(&bp->pdev->dev, map, pkt_size, DMA_TO_DEVICE);
3483f7dc1ea6SMichael Chan 	dev_kfree_skb(skb);
3484f7dc1ea6SMichael Chan 	return rc;
3485f7dc1ea6SMichael Chan }
3486f7dc1ea6SMichael Chan 
3487eb513658SMichael Chan static int bnxt_run_fw_tests(struct bnxt *bp, u8 test_mask, u8 *test_results)
3488eb513658SMichael Chan {
3489bbf33d1dSEdwin Peer 	struct hwrm_selftest_exec_output *resp;
3490bbf33d1dSEdwin Peer 	struct hwrm_selftest_exec_input *req;
3491eb513658SMichael Chan 	int rc;
3492eb513658SMichael Chan 
3493bbf33d1dSEdwin Peer 	rc = hwrm_req_init(bp, req, HWRM_SELFTEST_EXEC);
3494bbf33d1dSEdwin Peer 	if (rc)
3495bbf33d1dSEdwin Peer 		return rc;
3496bbf33d1dSEdwin Peer 
3497bbf33d1dSEdwin Peer 	hwrm_req_timeout(bp, req, bp->test_info->timeout);
3498bbf33d1dSEdwin Peer 	req->flags = test_mask;
3499bbf33d1dSEdwin Peer 
3500bbf33d1dSEdwin Peer 	resp = hwrm_req_hold(bp, req);
3501bbf33d1dSEdwin Peer 	rc = hwrm_req_send(bp, req);
3502eb513658SMichael Chan 	*test_results = resp->test_success;
3503bbf33d1dSEdwin Peer 	hwrm_req_drop(bp, req);
3504eb513658SMichael Chan 	return rc;
3505eb513658SMichael Chan }
3506eb513658SMichael Chan 
350755fd0cf3SMichael Chan #define BNXT_DRV_TESTS			4
3508f7dc1ea6SMichael Chan #define BNXT_MACLPBK_TEST_IDX		(bp->num_tests - BNXT_DRV_TESTS)
350991725d89SMichael Chan #define BNXT_PHYLPBK_TEST_IDX		(BNXT_MACLPBK_TEST_IDX + 1)
351055fd0cf3SMichael Chan #define BNXT_EXTLPBK_TEST_IDX		(BNXT_MACLPBK_TEST_IDX + 2)
351155fd0cf3SMichael Chan #define BNXT_IRQ_TEST_IDX		(BNXT_MACLPBK_TEST_IDX + 3)
3512eb513658SMichael Chan 
3513eb513658SMichael Chan static void bnxt_self_test(struct net_device *dev, struct ethtool_test *etest,
3514eb513658SMichael Chan 			   u64 *buf)
3515eb513658SMichael Chan {
3516eb513658SMichael Chan 	struct bnxt *bp = netdev_priv(dev);
351755fd0cf3SMichael Chan 	bool do_ext_lpbk = false;
3518eb513658SMichael Chan 	bool offline = false;
3519eb513658SMichael Chan 	u8 test_results = 0;
3520eb513658SMichael Chan 	u8 test_mask = 0;
3521d27e2ca1SMichael Chan 	int rc = 0, i;
3522eb513658SMichael Chan 
35236896cb35SVasundhara Volam 	if (!bp->num_tests || !BNXT_PF(bp))
3524eb513658SMichael Chan 		return;
3525eb513658SMichael Chan 	memset(buf, 0, sizeof(u64) * bp->num_tests);
3526eb513658SMichael Chan 	if (!netif_running(dev)) {
3527eb513658SMichael Chan 		etest->flags |= ETH_TEST_FL_FAILED;
3528eb513658SMichael Chan 		return;
3529eb513658SMichael Chan 	}
3530eb513658SMichael Chan 
353155fd0cf3SMichael Chan 	if ((etest->flags & ETH_TEST_FL_EXTERNAL_LB) &&
3532b0d28207SMichael Chan 	    (bp->phy_flags & BNXT_PHY_FL_EXT_LPBK))
353355fd0cf3SMichael Chan 		do_ext_lpbk = true;
353455fd0cf3SMichael Chan 
3535eb513658SMichael Chan 	if (etest->flags & ETH_TEST_FL_OFFLINE) {
35366896cb35SVasundhara Volam 		if (bp->pf.active_vfs || !BNXT_SINGLE_PF(bp)) {
3537eb513658SMichael Chan 			etest->flags |= ETH_TEST_FL_FAILED;
35386896cb35SVasundhara Volam 			netdev_warn(dev, "Offline tests cannot be run with active VFs or on shared PF\n");
3539eb513658SMichael Chan 			return;
3540eb513658SMichael Chan 		}
3541eb513658SMichael Chan 		offline = true;
3542eb513658SMichael Chan 	}
3543eb513658SMichael Chan 
3544eb513658SMichael Chan 	for (i = 0; i < bp->num_tests - BNXT_DRV_TESTS; i++) {
3545eb513658SMichael Chan 		u8 bit_val = 1 << i;
3546eb513658SMichael Chan 
3547eb513658SMichael Chan 		if (!(bp->test_info->offline_mask & bit_val))
3548eb513658SMichael Chan 			test_mask |= bit_val;
3549eb513658SMichael Chan 		else if (offline)
3550eb513658SMichael Chan 			test_mask |= bit_val;
3551eb513658SMichael Chan 	}
3552eb513658SMichael Chan 	if (!offline) {
3553eb513658SMichael Chan 		bnxt_run_fw_tests(bp, test_mask, &test_results);
3554eb513658SMichael Chan 	} else {
35556758f937SMichael Chan 		bnxt_ulp_stop(bp);
35566758f937SMichael Chan 		rc = bnxt_close_nic(bp, true, false);
35576758f937SMichael Chan 		if (rc) {
35586758f937SMichael Chan 			bnxt_ulp_start(bp, rc);
3559eb513658SMichael Chan 			return;
35606758f937SMichael Chan 		}
3561eb513658SMichael Chan 		bnxt_run_fw_tests(bp, test_mask, &test_results);
3562f7dc1ea6SMichael Chan 
3563f7dc1ea6SMichael Chan 		buf[BNXT_MACLPBK_TEST_IDX] = 1;
3564f7dc1ea6SMichael Chan 		bnxt_hwrm_mac_loopback(bp, true);
3565f7dc1ea6SMichael Chan 		msleep(250);
3566f7dc1ea6SMichael Chan 		rc = bnxt_half_open_nic(bp);
3567f7dc1ea6SMichael Chan 		if (rc) {
3568f7dc1ea6SMichael Chan 			bnxt_hwrm_mac_loopback(bp, false);
3569f7dc1ea6SMichael Chan 			etest->flags |= ETH_TEST_FL_FAILED;
35706758f937SMichael Chan 			bnxt_ulp_start(bp, rc);
3571f7dc1ea6SMichael Chan 			return;
3572f7dc1ea6SMichael Chan 		}
3573f7dc1ea6SMichael Chan 		if (bnxt_run_loopback(bp))
3574f7dc1ea6SMichael Chan 			etest->flags |= ETH_TEST_FL_FAILED;
3575f7dc1ea6SMichael Chan 		else
3576f7dc1ea6SMichael Chan 			buf[BNXT_MACLPBK_TEST_IDX] = 0;
3577f7dc1ea6SMichael Chan 
3578f7dc1ea6SMichael Chan 		bnxt_hwrm_mac_loopback(bp, false);
357955fd0cf3SMichael Chan 		bnxt_hwrm_phy_loopback(bp, true, false);
358091725d89SMichael Chan 		msleep(1000);
358191725d89SMichael Chan 		if (bnxt_run_loopback(bp)) {
358291725d89SMichael Chan 			buf[BNXT_PHYLPBK_TEST_IDX] = 1;
358391725d89SMichael Chan 			etest->flags |= ETH_TEST_FL_FAILED;
358491725d89SMichael Chan 		}
358555fd0cf3SMichael Chan 		if (do_ext_lpbk) {
358655fd0cf3SMichael Chan 			etest->flags |= ETH_TEST_FL_EXTERNAL_LB_DONE;
358755fd0cf3SMichael Chan 			bnxt_hwrm_phy_loopback(bp, true, true);
358855fd0cf3SMichael Chan 			msleep(1000);
358955fd0cf3SMichael Chan 			if (bnxt_run_loopback(bp)) {
359055fd0cf3SMichael Chan 				buf[BNXT_EXTLPBK_TEST_IDX] = 1;
359155fd0cf3SMichael Chan 				etest->flags |= ETH_TEST_FL_FAILED;
359255fd0cf3SMichael Chan 			}
359355fd0cf3SMichael Chan 		}
359455fd0cf3SMichael Chan 		bnxt_hwrm_phy_loopback(bp, false, false);
359591725d89SMichael Chan 		bnxt_half_close_nic(bp);
35966758f937SMichael Chan 		rc = bnxt_open_nic(bp, true, true);
35976758f937SMichael Chan 		bnxt_ulp_start(bp, rc);
3598eb513658SMichael Chan 	}
3599d27e2ca1SMichael Chan 	if (rc || bnxt_test_irq(bp)) {
360067fea463SMichael Chan 		buf[BNXT_IRQ_TEST_IDX] = 1;
360167fea463SMichael Chan 		etest->flags |= ETH_TEST_FL_FAILED;
360267fea463SMichael Chan 	}
3603eb513658SMichael Chan 	for (i = 0; i < bp->num_tests - BNXT_DRV_TESTS; i++) {
3604eb513658SMichael Chan 		u8 bit_val = 1 << i;
3605eb513658SMichael Chan 
3606eb513658SMichael Chan 		if ((test_mask & bit_val) && !(test_results & bit_val)) {
3607eb513658SMichael Chan 			buf[i] = 1;
3608eb513658SMichael Chan 			etest->flags |= ETH_TEST_FL_FAILED;
3609eb513658SMichael Chan 		}
3610eb513658SMichael Chan 	}
3611eb513658SMichael Chan }
3612eb513658SMichael Chan 
361349f7972fSVasundhara Volam static int bnxt_reset(struct net_device *dev, u32 *flags)
361449f7972fSVasundhara Volam {
361549f7972fSVasundhara Volam 	struct bnxt *bp = netdev_priv(dev);
36168cec0940SEdwin Peer 	bool reload = false;
36177a13240eSEdwin Peer 	u32 req = *flags;
36187a13240eSEdwin Peer 
36197a13240eSEdwin Peer 	if (!req)
36207a13240eSEdwin Peer 		return -EINVAL;
362149f7972fSVasundhara Volam 
362249f7972fSVasundhara Volam 	if (!BNXT_PF(bp)) {
362349f7972fSVasundhara Volam 		netdev_err(dev, "Reset is not supported from a VF\n");
362449f7972fSVasundhara Volam 		return -EOPNOTSUPP;
362549f7972fSVasundhara Volam 	}
362649f7972fSVasundhara Volam 
36270a3f4e4fSVasundhara Volam 	if (pci_vfs_assigned(bp->pdev) &&
36280a3f4e4fSVasundhara Volam 	    !(bp->fw_cap & BNXT_FW_CAP_HOT_RESET)) {
362949f7972fSVasundhara Volam 		netdev_err(dev,
363049f7972fSVasundhara Volam 			   "Reset not allowed when VFs are assigned to VMs\n");
363149f7972fSVasundhara Volam 		return -EBUSY;
363249f7972fSVasundhara Volam 	}
363349f7972fSVasundhara Volam 
36347a13240eSEdwin Peer 	if ((req & BNXT_FW_RESET_CHIP) == BNXT_FW_RESET_CHIP) {
363549f7972fSVasundhara Volam 		/* This feature is not supported in older firmware versions */
36367a13240eSEdwin Peer 		if (bp->hwrm_spec_code >= 0x10803) {
36377a13240eSEdwin Peer 			if (!bnxt_firmware_reset_chip(dev)) {
36387a13240eSEdwin Peer 				netdev_info(dev, "Firmware reset request successful.\n");
36390a3f4e4fSVasundhara Volam 				if (!(bp->fw_cap & BNXT_FW_CAP_HOT_RESET))
36408cec0940SEdwin Peer 					reload = true;
36417a13240eSEdwin Peer 				*flags &= ~BNXT_FW_RESET_CHIP;
36422373d8d6SScott Branden 			}
36437a13240eSEdwin Peer 		} else if (req == BNXT_FW_RESET_CHIP) {
36447a13240eSEdwin Peer 			return -EOPNOTSUPP; /* only request, fail hard */
36457a13240eSEdwin Peer 		}
36467a13240eSEdwin Peer 	}
36477a13240eSEdwin Peer 
36487a13240eSEdwin Peer 	if (req & BNXT_FW_RESET_AP) {
36496502ad59SScott Branden 		/* This feature is not supported in older firmware versions */
36507a13240eSEdwin Peer 		if (bp->hwrm_spec_code >= 0x10803) {
36517a13240eSEdwin Peer 			if (!bnxt_firmware_reset_ap(dev)) {
36527a13240eSEdwin Peer 				netdev_info(dev, "Reset application processor successful.\n");
36538cec0940SEdwin Peer 				reload = true;
36547a13240eSEdwin Peer 				*flags &= ~BNXT_FW_RESET_AP;
36552373d8d6SScott Branden 			}
36567a13240eSEdwin Peer 		} else if (req == BNXT_FW_RESET_AP) {
36577a13240eSEdwin Peer 			return -EOPNOTSUPP; /* only request, fail hard */
36587a13240eSEdwin Peer 		}
365949f7972fSVasundhara Volam 	}
366049f7972fSVasundhara Volam 
36618cec0940SEdwin Peer 	if (reload)
36628cec0940SEdwin Peer 		netdev_info(dev, "Reload driver to complete reset\n");
36638cec0940SEdwin Peer 
36647a13240eSEdwin Peer 	return 0;
366549f7972fSVasundhara Volam }
366649f7972fSVasundhara Volam 
36670b0eacf3SVasundhara Volam static int bnxt_set_dump(struct net_device *dev, struct ethtool_dump *dump)
36680b0eacf3SVasundhara Volam {
36690b0eacf3SVasundhara Volam 	struct bnxt *bp = netdev_priv(dev);
36700b0eacf3SVasundhara Volam 
36710b0eacf3SVasundhara Volam 	if (dump->flag > BNXT_DUMP_CRASH) {
36720b0eacf3SVasundhara Volam 		netdev_info(dev, "Supports only Live(0) and Crash(1) dumps.\n");
36730b0eacf3SVasundhara Volam 		return -EINVAL;
36740b0eacf3SVasundhara Volam 	}
36750b0eacf3SVasundhara Volam 
36760b0eacf3SVasundhara Volam 	if (!IS_ENABLED(CONFIG_TEE_BNXT_FW) && dump->flag == BNXT_DUMP_CRASH) {
36770b0eacf3SVasundhara Volam 		netdev_info(dev, "Cannot collect crash dump as TEE_BNXT_FW config option is not enabled.\n");
36780b0eacf3SVasundhara Volam 		return -EOPNOTSUPP;
36790b0eacf3SVasundhara Volam 	}
36800b0eacf3SVasundhara Volam 
36810b0eacf3SVasundhara Volam 	bp->dump_flag = dump->flag;
36820b0eacf3SVasundhara Volam 	return 0;
36830b0eacf3SVasundhara Volam }
36840b0eacf3SVasundhara Volam 
36856c5657d0SVasundhara Volam static int bnxt_get_dump_flag(struct net_device *dev, struct ethtool_dump *dump)
36866c5657d0SVasundhara Volam {
36876c5657d0SVasundhara Volam 	struct bnxt *bp = netdev_priv(dev);
36886c5657d0SVasundhara Volam 
36896c5657d0SVasundhara Volam 	if (bp->hwrm_spec_code < 0x10801)
36906c5657d0SVasundhara Volam 		return -EOPNOTSUPP;
36916c5657d0SVasundhara Volam 
36926c5657d0SVasundhara Volam 	dump->version = bp->ver_resp.hwrm_fw_maj_8b << 24 |
36936c5657d0SVasundhara Volam 			bp->ver_resp.hwrm_fw_min_8b << 16 |
36946c5657d0SVasundhara Volam 			bp->ver_resp.hwrm_fw_bld_8b << 8 |
36956c5657d0SVasundhara Volam 			bp->ver_resp.hwrm_fw_rsvd_8b;
36966c5657d0SVasundhara Volam 
36970b0eacf3SVasundhara Volam 	dump->flag = bp->dump_flag;
36989a575c8cSEdwin Peer 	dump->len = bnxt_get_coredump_length(bp, bp->dump_flag);
36990b0eacf3SVasundhara Volam 	return 0;
37006c5657d0SVasundhara Volam }
37016c5657d0SVasundhara Volam 
37026c5657d0SVasundhara Volam static int bnxt_get_dump_data(struct net_device *dev, struct ethtool_dump *dump,
37036c5657d0SVasundhara Volam 			      void *buf)
37046c5657d0SVasundhara Volam {
37056c5657d0SVasundhara Volam 	struct bnxt *bp = netdev_priv(dev);
37066c5657d0SVasundhara Volam 
37076c5657d0SVasundhara Volam 	if (bp->hwrm_spec_code < 0x10801)
37086c5657d0SVasundhara Volam 		return -EOPNOTSUPP;
37096c5657d0SVasundhara Volam 
37106c5657d0SVasundhara Volam 	memset(buf, 0, dump->len);
37116c5657d0SVasundhara Volam 
37120b0eacf3SVasundhara Volam 	dump->flag = bp->dump_flag;
37139a575c8cSEdwin Peer 	return bnxt_get_coredump(bp, dump->flag, buf, &dump->len);
37140b0eacf3SVasundhara Volam }
37150b0eacf3SVasundhara Volam 
3716118612d5SMichael Chan static int bnxt_get_ts_info(struct net_device *dev,
3717118612d5SMichael Chan 			    struct ethtool_ts_info *info)
3718118612d5SMichael Chan {
3719118612d5SMichael Chan 	struct bnxt *bp = netdev_priv(dev);
3720118612d5SMichael Chan 	struct bnxt_ptp_cfg *ptp;
3721118612d5SMichael Chan 
3722118612d5SMichael Chan 	ptp = bp->ptp_cfg;
3723118612d5SMichael Chan 	info->so_timestamping = SOF_TIMESTAMPING_TX_SOFTWARE |
3724118612d5SMichael Chan 				SOF_TIMESTAMPING_RX_SOFTWARE |
3725118612d5SMichael Chan 				SOF_TIMESTAMPING_SOFTWARE;
3726118612d5SMichael Chan 
3727118612d5SMichael Chan 	info->phc_index = -1;
3728118612d5SMichael Chan 	if (!ptp)
3729118612d5SMichael Chan 		return 0;
3730118612d5SMichael Chan 
3731118612d5SMichael Chan 	info->so_timestamping |= SOF_TIMESTAMPING_TX_HARDWARE |
3732118612d5SMichael Chan 				 SOF_TIMESTAMPING_RX_HARDWARE |
3733118612d5SMichael Chan 				 SOF_TIMESTAMPING_RAW_HARDWARE;
3734118612d5SMichael Chan 	if (ptp->ptp_clock)
3735118612d5SMichael Chan 		info->phc_index = ptp_clock_index(ptp->ptp_clock);
3736118612d5SMichael Chan 
3737118612d5SMichael Chan 	info->tx_types = (1 << HWTSTAMP_TX_OFF) | (1 << HWTSTAMP_TX_ON);
3738118612d5SMichael Chan 
3739118612d5SMichael Chan 	info->rx_filters = (1 << HWTSTAMP_FILTER_NONE) |
3740118612d5SMichael Chan 			   (1 << HWTSTAMP_FILTER_PTP_V2_L2_EVENT) |
3741118612d5SMichael Chan 			   (1 << HWTSTAMP_FILTER_PTP_V2_L4_EVENT);
3742118612d5SMichael Chan 	return 0;
3743118612d5SMichael Chan }
3744118612d5SMichael Chan 
3745eb513658SMichael Chan void bnxt_ethtool_init(struct bnxt *bp)
3746eb513658SMichael Chan {
3747bbf33d1dSEdwin Peer 	struct hwrm_selftest_qlist_output *resp;
3748bbf33d1dSEdwin Peer 	struct hwrm_selftest_qlist_input *req;
3749eb513658SMichael Chan 	struct bnxt_test_info *test_info;
3750431aa1ebSMichael Chan 	struct net_device *dev = bp->dev;
3751eb513658SMichael Chan 	int i, rc;
3752eb513658SMichael Chan 
3753691aa620SVasundhara Volam 	if (!(bp->fw_cap & BNXT_FW_CAP_PKG_VER))
3754a60faa60SVasundhara Volam 		bnxt_get_pkgver(dev);
3755431aa1ebSMichael Chan 
3756ba642ab7SMichael Chan 	bp->num_tests = 0;
37576896cb35SVasundhara Volam 	if (bp->hwrm_spec_code < 0x10704 || !BNXT_PF(bp))
3758eb513658SMichael Chan 		return;
3759eb513658SMichael Chan 
3760bbf33d1dSEdwin Peer 	test_info = bp->test_info;
3761bbf33d1dSEdwin Peer 	if (!test_info) {
3762bbf33d1dSEdwin Peer 		test_info = kzalloc(sizeof(*bp->test_info), GFP_KERNEL);
3763bbf33d1dSEdwin Peer 		if (!test_info)
3764bbf33d1dSEdwin Peer 			return;
3765bbf33d1dSEdwin Peer 		bp->test_info = test_info;
3766bbf33d1dSEdwin Peer 	}
3767bbf33d1dSEdwin Peer 
3768bbf33d1dSEdwin Peer 	if (hwrm_req_init(bp, req, HWRM_SELFTEST_QLIST))
3769bbf33d1dSEdwin Peer 		return;
3770bbf33d1dSEdwin Peer 
3771bbf33d1dSEdwin Peer 	resp = hwrm_req_hold(bp, req);
3772bbf33d1dSEdwin Peer 	rc = hwrm_req_send_silent(bp, req);
3773eb513658SMichael Chan 	if (rc)
3774eb513658SMichael Chan 		goto ethtool_init_exit;
3775eb513658SMichael Chan 
3776eb513658SMichael Chan 	bp->num_tests = resp->num_tests + BNXT_DRV_TESTS;
3777eb513658SMichael Chan 	if (bp->num_tests > BNXT_MAX_TEST)
3778eb513658SMichael Chan 		bp->num_tests = BNXT_MAX_TEST;
3779eb513658SMichael Chan 
3780eb513658SMichael Chan 	test_info->offline_mask = resp->offline_tests;
3781eb513658SMichael Chan 	test_info->timeout = le16_to_cpu(resp->test_timeout);
3782eb513658SMichael Chan 	if (!test_info->timeout)
3783eb513658SMichael Chan 		test_info->timeout = HWRM_CMD_TIMEOUT;
3784eb513658SMichael Chan 	for (i = 0; i < bp->num_tests; i++) {
3785eb513658SMichael Chan 		char *str = test_info->string[i];
3786eb513658SMichael Chan 		char *fw_str = resp->test0_name + i * 32;
3787eb513658SMichael Chan 
3788f7dc1ea6SMichael Chan 		if (i == BNXT_MACLPBK_TEST_IDX) {
3789f7dc1ea6SMichael Chan 			strcpy(str, "Mac loopback test (offline)");
379091725d89SMichael Chan 		} else if (i == BNXT_PHYLPBK_TEST_IDX) {
379191725d89SMichael Chan 			strcpy(str, "Phy loopback test (offline)");
379255fd0cf3SMichael Chan 		} else if (i == BNXT_EXTLPBK_TEST_IDX) {
379355fd0cf3SMichael Chan 			strcpy(str, "Ext loopback test (offline)");
379467fea463SMichael Chan 		} else if (i == BNXT_IRQ_TEST_IDX) {
379567fea463SMichael Chan 			strcpy(str, "Interrupt_test (offline)");
3796f7dc1ea6SMichael Chan 		} else {
3797eb513658SMichael Chan 			strlcpy(str, fw_str, ETH_GSTRING_LEN);
3798eb513658SMichael Chan 			strncat(str, " test", ETH_GSTRING_LEN - strlen(str));
3799eb513658SMichael Chan 			if (test_info->offline_mask & (1 << i))
3800eb513658SMichael Chan 				strncat(str, " (offline)",
3801eb513658SMichael Chan 					ETH_GSTRING_LEN - strlen(str));
3802eb513658SMichael Chan 			else
3803eb513658SMichael Chan 				strncat(str, " (online)",
3804eb513658SMichael Chan 					ETH_GSTRING_LEN - strlen(str));
3805eb513658SMichael Chan 		}
3806f7dc1ea6SMichael Chan 	}
3807eb513658SMichael Chan 
3808eb513658SMichael Chan ethtool_init_exit:
3809bbf33d1dSEdwin Peer 	hwrm_req_drop(bp, req);
3810eb513658SMichael Chan }
3811eb513658SMichael Chan 
3812782bc00aSJakub Kicinski static void bnxt_get_eth_phy_stats(struct net_device *dev,
3813782bc00aSJakub Kicinski 				   struct ethtool_eth_phy_stats *phy_stats)
3814782bc00aSJakub Kicinski {
3815782bc00aSJakub Kicinski 	struct bnxt *bp = netdev_priv(dev);
3816782bc00aSJakub Kicinski 	u64 *rx;
3817782bc00aSJakub Kicinski 
3818782bc00aSJakub Kicinski 	if (BNXT_VF(bp) || !(bp->flags & BNXT_FLAG_PORT_STATS_EXT))
3819782bc00aSJakub Kicinski 		return;
3820782bc00aSJakub Kicinski 
3821782bc00aSJakub Kicinski 	rx = bp->rx_port_stats_ext.sw_stats;
3822782bc00aSJakub Kicinski 	phy_stats->SymbolErrorDuringCarrier =
3823782bc00aSJakub Kicinski 		*(rx + BNXT_RX_STATS_EXT_OFFSET(rx_pcs_symbol_err));
3824782bc00aSJakub Kicinski }
3825782bc00aSJakub Kicinski 
3826782bc00aSJakub Kicinski static void bnxt_get_eth_mac_stats(struct net_device *dev,
3827782bc00aSJakub Kicinski 				   struct ethtool_eth_mac_stats *mac_stats)
3828782bc00aSJakub Kicinski {
3829782bc00aSJakub Kicinski 	struct bnxt *bp = netdev_priv(dev);
3830782bc00aSJakub Kicinski 	u64 *rx, *tx;
3831782bc00aSJakub Kicinski 
3832782bc00aSJakub Kicinski 	if (BNXT_VF(bp) || !(bp->flags & BNXT_FLAG_PORT_STATS))
3833782bc00aSJakub Kicinski 		return;
3834782bc00aSJakub Kicinski 
3835782bc00aSJakub Kicinski 	rx = bp->port_stats.sw_stats;
3836782bc00aSJakub Kicinski 	tx = bp->port_stats.sw_stats + BNXT_TX_PORT_STATS_BYTE_OFFSET / 8;
3837782bc00aSJakub Kicinski 
3838782bc00aSJakub Kicinski 	mac_stats->FramesReceivedOK =
3839782bc00aSJakub Kicinski 		BNXT_GET_RX_PORT_STATS64(rx, rx_good_frames);
3840782bc00aSJakub Kicinski 	mac_stats->FramesTransmittedOK =
3841782bc00aSJakub Kicinski 		BNXT_GET_TX_PORT_STATS64(tx, tx_good_frames);
384237434782SJakub Kicinski 	mac_stats->FrameCheckSequenceErrors =
384337434782SJakub Kicinski 		BNXT_GET_RX_PORT_STATS64(rx, rx_fcs_err_frames);
384437434782SJakub Kicinski 	mac_stats->AlignmentErrors =
384537434782SJakub Kicinski 		BNXT_GET_RX_PORT_STATS64(rx, rx_align_err_frames);
384637434782SJakub Kicinski 	mac_stats->OutOfRangeLengthField =
384737434782SJakub Kicinski 		BNXT_GET_RX_PORT_STATS64(rx, rx_oor_len_frames);
3848782bc00aSJakub Kicinski }
3849782bc00aSJakub Kicinski 
3850782bc00aSJakub Kicinski static void bnxt_get_eth_ctrl_stats(struct net_device *dev,
3851782bc00aSJakub Kicinski 				    struct ethtool_eth_ctrl_stats *ctrl_stats)
3852782bc00aSJakub Kicinski {
3853782bc00aSJakub Kicinski 	struct bnxt *bp = netdev_priv(dev);
3854782bc00aSJakub Kicinski 	u64 *rx;
3855782bc00aSJakub Kicinski 
3856782bc00aSJakub Kicinski 	if (BNXT_VF(bp) || !(bp->flags & BNXT_FLAG_PORT_STATS))
3857782bc00aSJakub Kicinski 		return;
3858782bc00aSJakub Kicinski 
3859782bc00aSJakub Kicinski 	rx = bp->port_stats.sw_stats;
3860782bc00aSJakub Kicinski 	ctrl_stats->MACControlFramesReceived =
3861782bc00aSJakub Kicinski 		BNXT_GET_RX_PORT_STATS64(rx, rx_ctrl_frames);
3862782bc00aSJakub Kicinski }
3863782bc00aSJakub Kicinski 
3864782bc00aSJakub Kicinski static const struct ethtool_rmon_hist_range bnxt_rmon_ranges[] = {
3865782bc00aSJakub Kicinski 	{    0,    64 },
3866782bc00aSJakub Kicinski 	{   65,   127 },
3867782bc00aSJakub Kicinski 	{  128,   255 },
3868782bc00aSJakub Kicinski 	{  256,   511 },
3869782bc00aSJakub Kicinski 	{  512,  1023 },
3870782bc00aSJakub Kicinski 	{ 1024,  1518 },
3871782bc00aSJakub Kicinski 	{ 1519,  2047 },
3872782bc00aSJakub Kicinski 	{ 2048,  4095 },
3873782bc00aSJakub Kicinski 	{ 4096,  9216 },
3874782bc00aSJakub Kicinski 	{ 9217, 16383 },
3875782bc00aSJakub Kicinski 	{}
3876782bc00aSJakub Kicinski };
3877782bc00aSJakub Kicinski 
3878782bc00aSJakub Kicinski static void bnxt_get_rmon_stats(struct net_device *dev,
3879782bc00aSJakub Kicinski 				struct ethtool_rmon_stats *rmon_stats,
3880782bc00aSJakub Kicinski 				const struct ethtool_rmon_hist_range **ranges)
3881782bc00aSJakub Kicinski {
3882782bc00aSJakub Kicinski 	struct bnxt *bp = netdev_priv(dev);
3883782bc00aSJakub Kicinski 	u64 *rx, *tx;
3884782bc00aSJakub Kicinski 
3885782bc00aSJakub Kicinski 	if (BNXT_VF(bp) || !(bp->flags & BNXT_FLAG_PORT_STATS))
3886782bc00aSJakub Kicinski 		return;
3887782bc00aSJakub Kicinski 
3888782bc00aSJakub Kicinski 	rx = bp->port_stats.sw_stats;
3889782bc00aSJakub Kicinski 	tx = bp->port_stats.sw_stats + BNXT_TX_PORT_STATS_BYTE_OFFSET / 8;
3890782bc00aSJakub Kicinski 
3891782bc00aSJakub Kicinski 	rmon_stats->jabbers =
3892782bc00aSJakub Kicinski 		BNXT_GET_RX_PORT_STATS64(rx, rx_jbr_frames);
3893782bc00aSJakub Kicinski 	rmon_stats->oversize_pkts =
3894782bc00aSJakub Kicinski 		BNXT_GET_RX_PORT_STATS64(rx, rx_ovrsz_frames);
3895782bc00aSJakub Kicinski 	rmon_stats->undersize_pkts =
3896782bc00aSJakub Kicinski 		BNXT_GET_RX_PORT_STATS64(rx, rx_undrsz_frames);
3897782bc00aSJakub Kicinski 
3898782bc00aSJakub Kicinski 	rmon_stats->hist[0] = BNXT_GET_RX_PORT_STATS64(rx, rx_64b_frames);
3899782bc00aSJakub Kicinski 	rmon_stats->hist[1] = BNXT_GET_RX_PORT_STATS64(rx, rx_65b_127b_frames);
3900782bc00aSJakub Kicinski 	rmon_stats->hist[2] = BNXT_GET_RX_PORT_STATS64(rx, rx_128b_255b_frames);
3901782bc00aSJakub Kicinski 	rmon_stats->hist[3] = BNXT_GET_RX_PORT_STATS64(rx, rx_256b_511b_frames);
3902782bc00aSJakub Kicinski 	rmon_stats->hist[4] =
3903782bc00aSJakub Kicinski 		BNXT_GET_RX_PORT_STATS64(rx, rx_512b_1023b_frames);
3904782bc00aSJakub Kicinski 	rmon_stats->hist[5] =
3905782bc00aSJakub Kicinski 		BNXT_GET_RX_PORT_STATS64(rx, rx_1024b_1518b_frames);
3906782bc00aSJakub Kicinski 	rmon_stats->hist[6] =
3907782bc00aSJakub Kicinski 		BNXT_GET_RX_PORT_STATS64(rx, rx_1519b_2047b_frames);
3908782bc00aSJakub Kicinski 	rmon_stats->hist[7] =
3909782bc00aSJakub Kicinski 		BNXT_GET_RX_PORT_STATS64(rx, rx_2048b_4095b_frames);
3910782bc00aSJakub Kicinski 	rmon_stats->hist[8] =
3911782bc00aSJakub Kicinski 		BNXT_GET_RX_PORT_STATS64(rx, rx_4096b_9216b_frames);
3912782bc00aSJakub Kicinski 	rmon_stats->hist[9] =
3913782bc00aSJakub Kicinski 		BNXT_GET_RX_PORT_STATS64(rx, rx_9217b_16383b_frames);
3914782bc00aSJakub Kicinski 
3915782bc00aSJakub Kicinski 	rmon_stats->hist_tx[0] =
3916782bc00aSJakub Kicinski 		BNXT_GET_TX_PORT_STATS64(tx, tx_64b_frames);
3917782bc00aSJakub Kicinski 	rmon_stats->hist_tx[1] =
3918782bc00aSJakub Kicinski 		BNXT_GET_TX_PORT_STATS64(tx, tx_65b_127b_frames);
3919782bc00aSJakub Kicinski 	rmon_stats->hist_tx[2] =
3920782bc00aSJakub Kicinski 		BNXT_GET_TX_PORT_STATS64(tx, tx_128b_255b_frames);
3921782bc00aSJakub Kicinski 	rmon_stats->hist_tx[3] =
3922782bc00aSJakub Kicinski 		BNXT_GET_TX_PORT_STATS64(tx, tx_256b_511b_frames);
3923782bc00aSJakub Kicinski 	rmon_stats->hist_tx[4] =
3924782bc00aSJakub Kicinski 		BNXT_GET_TX_PORT_STATS64(tx, tx_512b_1023b_frames);
3925782bc00aSJakub Kicinski 	rmon_stats->hist_tx[5] =
3926782bc00aSJakub Kicinski 		BNXT_GET_TX_PORT_STATS64(tx, tx_1024b_1518b_frames);
3927782bc00aSJakub Kicinski 	rmon_stats->hist_tx[6] =
3928782bc00aSJakub Kicinski 		BNXT_GET_TX_PORT_STATS64(tx, tx_1519b_2047b_frames);
3929782bc00aSJakub Kicinski 	rmon_stats->hist_tx[7] =
3930782bc00aSJakub Kicinski 		BNXT_GET_TX_PORT_STATS64(tx, tx_2048b_4095b_frames);
3931782bc00aSJakub Kicinski 	rmon_stats->hist_tx[8] =
3932782bc00aSJakub Kicinski 		BNXT_GET_TX_PORT_STATS64(tx, tx_4096b_9216b_frames);
3933782bc00aSJakub Kicinski 	rmon_stats->hist_tx[9] =
3934782bc00aSJakub Kicinski 		BNXT_GET_TX_PORT_STATS64(tx, tx_9217b_16383b_frames);
3935782bc00aSJakub Kicinski 
3936782bc00aSJakub Kicinski 	*ranges = bnxt_rmon_ranges;
3937782bc00aSJakub Kicinski }
3938782bc00aSJakub Kicinski 
3939eb513658SMichael Chan void bnxt_ethtool_free(struct bnxt *bp)
3940eb513658SMichael Chan {
3941eb513658SMichael Chan 	kfree(bp->test_info);
3942eb513658SMichael Chan 	bp->test_info = NULL;
3943eb513658SMichael Chan }
3944eb513658SMichael Chan 
3945c0c050c5SMichael Chan const struct ethtool_ops bnxt_ethtool_ops = {
3946f704d243SJakub Kicinski 	.supported_coalesce_params = ETHTOOL_COALESCE_USECS |
3947f704d243SJakub Kicinski 				     ETHTOOL_COALESCE_MAX_FRAMES |
3948f704d243SJakub Kicinski 				     ETHTOOL_COALESCE_USECS_IRQ |
3949f704d243SJakub Kicinski 				     ETHTOOL_COALESCE_MAX_FRAMES_IRQ |
3950f704d243SJakub Kicinski 				     ETHTOOL_COALESCE_STATS_BLOCK_USECS |
39513fcbdbd5SMichael Chan 				     ETHTOOL_COALESCE_USE_ADAPTIVE_RX |
39523fcbdbd5SMichael Chan 				     ETHTOOL_COALESCE_USE_CQE,
395300c04a92SMichael Chan 	.get_link_ksettings	= bnxt_get_link_ksettings,
395400c04a92SMichael Chan 	.set_link_ksettings	= bnxt_set_link_ksettings,
3955c9ca5c3aSJakub Kicinski 	.get_fec_stats		= bnxt_get_fec_stats,
39568b277589SMichael Chan 	.get_fecparam		= bnxt_get_fecparam,
3957ccd6a9dcSMichael Chan 	.set_fecparam		= bnxt_set_fecparam,
3958423cffcfSJakub Kicinski 	.get_pause_stats	= bnxt_get_pause_stats,
3959c0c050c5SMichael Chan 	.get_pauseparam		= bnxt_get_pauseparam,
3960c0c050c5SMichael Chan 	.set_pauseparam		= bnxt_set_pauseparam,
3961c0c050c5SMichael Chan 	.get_drvinfo		= bnxt_get_drvinfo,
3962b5d600b0SVasundhara Volam 	.get_regs_len		= bnxt_get_regs_len,
3963b5d600b0SVasundhara Volam 	.get_regs		= bnxt_get_regs,
39648e202366SMichael Chan 	.get_wol		= bnxt_get_wol,
39655282db6cSMichael Chan 	.set_wol		= bnxt_set_wol,
3966c0c050c5SMichael Chan 	.get_coalesce		= bnxt_get_coalesce,
3967c0c050c5SMichael Chan 	.set_coalesce		= bnxt_set_coalesce,
3968c0c050c5SMichael Chan 	.get_msglevel		= bnxt_get_msglevel,
3969c0c050c5SMichael Chan 	.set_msglevel		= bnxt_set_msglevel,
3970c0c050c5SMichael Chan 	.get_sset_count		= bnxt_get_sset_count,
3971c0c050c5SMichael Chan 	.get_strings		= bnxt_get_strings,
3972c0c050c5SMichael Chan 	.get_ethtool_stats	= bnxt_get_ethtool_stats,
3973c0c050c5SMichael Chan 	.set_ringparam		= bnxt_set_ringparam,
3974c0c050c5SMichael Chan 	.get_ringparam		= bnxt_get_ringparam,
3975c0c050c5SMichael Chan 	.get_channels		= bnxt_get_channels,
3976c0c050c5SMichael Chan 	.set_channels		= bnxt_set_channels,
3977c0c050c5SMichael Chan 	.get_rxnfc		= bnxt_get_rxnfc,
3978a011952aSMichael Chan 	.set_rxnfc		= bnxt_set_rxnfc,
3979c0c050c5SMichael Chan 	.get_rxfh_indir_size    = bnxt_get_rxfh_indir_size,
3980c0c050c5SMichael Chan 	.get_rxfh_key_size      = bnxt_get_rxfh_key_size,
3981c0c050c5SMichael Chan 	.get_rxfh               = bnxt_get_rxfh,
3982bd3191b5SMichael Chan 	.set_rxfh		= bnxt_set_rxfh,
3983c0c050c5SMichael Chan 	.flash_device		= bnxt_flash_device,
3984c0c050c5SMichael Chan 	.get_eeprom_len         = bnxt_get_eeprom_len,
3985c0c050c5SMichael Chan 	.get_eeprom             = bnxt_get_eeprom,
3986c0c050c5SMichael Chan 	.set_eeprom		= bnxt_set_eeprom,
3987c0c050c5SMichael Chan 	.get_link		= bnxt_get_link,
398872b34f04SMichael Chan 	.get_eee		= bnxt_get_eee,
398972b34f04SMichael Chan 	.set_eee		= bnxt_set_eee,
399042ee18feSAjit Khaparde 	.get_module_info	= bnxt_get_module_info,
399142ee18feSAjit Khaparde 	.get_module_eeprom	= bnxt_get_module_eeprom,
39925ad2cbeeSMichael Chan 	.nway_reset		= bnxt_nway_reset,
39935ad2cbeeSMichael Chan 	.set_phys_id		= bnxt_set_phys_id,
3994eb513658SMichael Chan 	.self_test		= bnxt_self_test,
3995118612d5SMichael Chan 	.get_ts_info		= bnxt_get_ts_info,
399649f7972fSVasundhara Volam 	.reset			= bnxt_reset,
39970b0eacf3SVasundhara Volam 	.set_dump		= bnxt_set_dump,
39986c5657d0SVasundhara Volam 	.get_dump_flag		= bnxt_get_dump_flag,
39996c5657d0SVasundhara Volam 	.get_dump_data		= bnxt_get_dump_data,
4000782bc00aSJakub Kicinski 	.get_eth_phy_stats	= bnxt_get_eth_phy_stats,
4001782bc00aSJakub Kicinski 	.get_eth_mac_stats	= bnxt_get_eth_mac_stats,
4002782bc00aSJakub Kicinski 	.get_eth_ctrl_stats	= bnxt_get_eth_ctrl_stats,
4003782bc00aSJakub Kicinski 	.get_rmon_stats		= bnxt_get_rmon_stats,
4004c0c050c5SMichael Chan };
4005