[PATCH v2 2/2] cmd: brcm: netXtreme commands

23 Oct 2021

From: Bharat Gooty bharat.gooty@broadcom.com
Following netXtreme commands are supported:-
Device probe, remove, supported speeds, get/set speeds and
get/set MAC address.
Signed-off-by: Bharat Gooty bharat.gooty@broadcom.com
Signed-off-by: Roman Bacik roman.bacik@broadcom.com
---
(no changes since v1)
cmd/Kconfig           |   2 +
 cmd/broadcom/Kconfig  |  10 ++
 cmd/broadcom/Makefile |   3 +-
 cmd/broadcom/bnxt.c   | 237 ++++++++++++++++++++++++++++++++++++++++++
 4 files changed, 251 insertions(+), 1 deletion(-)
 create mode 100644 cmd/broadcom/Kconfig
 create mode 100644 cmd/broadcom/bnxt.c

diff --git a/cmd/Kconfig b/cmd/Kconfig
index 5b30b13e438f..e054292dbcd0 100644
--- a/cmd/Kconfig
+++ b/cmd/Kconfig
@@ -1953,6 +1953,8 @@ endmenu
source "cmd/ti/Kconfig"
+source "cmd/broadcom/Kconfig"
+
 config CMD_BOOTSTAGE
    bool "Enable the 'bootstage' command"
    depends on BOOTSTAGE
diff --git a/cmd/broadcom/Kconfig b/cmd/broadcom/Kconfig
new file mode 100644
index 000000000000..6f16b09d1425
--- /dev/null
+++ b/cmd/broadcom/Kconfig
@@ -0,0 +1,10 @@
+menu "Broadcom specific command line interface"
+
+config BNXT_ETH_CMD
+	bool "BNXT commands"
+	depends on BNXT_ETH
+	help
+	  Broadcom NXS ethernet controller commands. Commands supported are:-
+	  Driver probe, Driver remove, Supported speeds, get/set MAC address and get/set Link speeds.
+
+endmenu
diff --git a/cmd/broadcom/Makefile b/cmd/broadcom/Makefile
index 62268d98d0dd..0027c1c15e5a 100644
--- a/cmd/broadcom/Makefile
+++ b/cmd/broadcom/Makefile
@@ -1,6 +1,7 @@
 # SPDX-License-Identifier: GPL-2.0+
-# Copyright 2020 Broadcom
+# Copyright 2020-2021 Broadcom
obj-y += chimp_boot.o
 obj-y += nitro_image_load.o
 obj-y += chimp_handshake.o
+obj-$(CONFIG_BNXT_ETH_CMD) += bnxt.o
diff --git a/cmd/broadcom/bnxt.c b/cmd/broadcom/bnxt.c
new file mode 100644
index 000000000000..b9d1e59a74fb
--- /dev/null
+++ b/cmd/broadcom/bnxt.c
@@ -0,0 +1,237 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Copyright 2021 Broadcom
+ */
+
+#include <common.h>
+#include <command.h>
+
+#include <asm/io.h>
+#include <pci.h>
+#include <broadcom/bnxt.h>
+#include <broadcom/bnxt_ver.h>
+#include <broadcom/bnxt_hsi.h>
+#include <dm.h>
+#include <env_flags.h>
+#include <env_internal.h>
+#include <errno.h>
+#include <linux/if_ether.h>
+#include <net.h>
+#include <dm/device-internal.h>
+#include <linux/ctype.h>
+#include <linux/delay.h>
+#include <linux/types.h>
+
+static int do_bnxt_set_link(struct bnxt *bp, char *link_str)
+{
+	bp->link_set = simple_strtoul(link_str, NULL, 16);
+
+	switch (bp->link_set) {
+	case LINK_SPEED_DRV_AUTONEG:
+		printf("- AutoNeg Not Supported\n");
+		return 0;
+	case LINK_SPEED_DRV_1G:
+		if (!(bp->support_speeds & PORT_QCFG_SUPPORT_SPEEDS_1GB)) {
+			printf("- 1 GBPS: Link Speed is not supported\n");
+			return 0;
+		}
+
+		break;
+	case LINK_SPEED_DRV_10G:
+		if (!(bp->support_speeds & PORT_QCFG_SUPPORT_SPEEDS_10GB)) {
+			printf("- 10 GBPS: Link Speed is not supported\n");
+			return 0;
+		}
+
+		break;
+	case LINK_SPEED_DRV_25G:
+		if (!(bp->support_speeds & PORT_QCFG_SUPPORT_SPEEDS_25GB)) {
+			printf("- 25 GBPS: Link Speed is not supported\n");
+			return 0;
+		}
+
+		break;
+	case LINK_SPEED_DRV_40G:
+		printf("- 40 GBPS Not Supported\n");
+		return 0;
+	case LINK_SPEED_DRV_50G:
+		if (!(bp->support_speeds & PORT_QCFG_SUPPORT_SPEEDS_50GB)) {
+			printf("- 50 GBPS: Link Speed is not supported\n");
+			return 0;
+		}
+
+		break;
+	case LINK_SPEED_DRV_100G:
+		if (!(bp->support_speeds & PORT_QCFG_SUPPORT_SPEEDS_100GB)) {
+			printf("- 100 GBPS: Link Speed is not supported\n");
+			return 0;
+		}
+
+		break;
+	case LINK_SPEED_DRV_200G:
+		if (!(bp->support_speeds & PORT_QCFG_SUPPORT_SPEEDS_200GB)) {
+			printf("- 200 GBPS: Link Speed is not supported\n");
+			return 0;
+		}
+
+		break;
+	case LINK_SPEED_DRV_2_5G:
+		if (!(bp->support_speeds & PORT_QCFG_SUPPORT_SPEEDS_2_5GB)) {
+			printf("- 2.5 GBPS: Link Speed is not supported\n");
+			return 0;
+		}
+
+		break;
+	case LINK_SPEED_DRV_100M:
+		if (!(bp->support_speeds & PORT_QCFG_SUPPORT_SPEEDS_100MB)) {
+			printf("- 100 MBPS: Link Speed is not supported\n");
+			return 0;
+		}
+
+		break;
+	default:
+		printf("- Invalid Link Speed specified\n");
+		return CMD_RET_USAGE;
+	}
+
+	prn_link_speed(bp->link_set, 1);
+
+	return bnxt_set_link_speed(bp);
+}
+
+static int do_bnxt_set_mac(struct bnxt *bp, char *mac_str)
+{
+	struct eth_pdata *plat = dev_get_plat(bp->pdev);
+	u8 addr[ETH_ALEN];
+	int ret = CMD_RET_USAGE;
+
+	if (eth_validate_ethaddr_str(mac_str)) {
+		printf("Invalid MAC Address %s\n", mac_str);
+		return 0;
+	}
+
+	string_to_enetaddr(mac_str, &addr[0]);
+
+	if (!is_valid_ethaddr(&addr[0])) {
+		printf("- Warning: Invalid MAC address to set\n");
+		return 0;
+	}
+
+	memcpy(bp->mac_set, addr, ETH_ALEN);
+
+	print_mac(&bp->mac_set[0], 1);
+	ret = bnxt_set_mac(bp);
+	if (ret)
+		return ret;
+
+	bnxt_hwrm_nvm_flush(bp);
+
+	/* copy ROM MAC to environment. */
+	memcpy(plat->enetaddr, bp->mac_set, ETH_ALEN);
+	bnxt_env_set_ethaddr(bp->pdev);
+
+	return CMD_RET_SUCCESS;
+}
+
+static int print_drv(u8 flag)
+{
+	printf("bnxt - Device ");
+	if (flag)
+		printf("already");
+	else
+		printf("not");
+
+	printf(" initialized\n");
+
+	return CMD_RET_SUCCESS;
+}
+
+static int bnxt_parse_input(int argc, char *const argv[])
+{
+	if (!strcmp(argv[2], "probe")) {
+		return CMD_PROBE;
+	} else if (!strcmp(argv[2], "remove")) {
+		return CMD_REMOVE;
+	} else if (!strcmp(argv[2], "get")) {
+		if (!strncmp(argv[3], "supported_speed", 16))
+			return CMD_GET_SUPPORTED_SPEED;
+		else if (!strncmp(argv[3], "link_speed", 11))
+			return CMD_GET_LINK_SPEED;
+		else if (!strncmp(argv[3], "mac", 4))
+			return CMD_GET_MAC;
+	}
+
+	return CMD_UNKNOWN;
+}
+
+static int do_bnxt(struct cmd_tbl *cmdtp, int flag, int argc, char *const argv[])
+{
+	struct udevice *dev;
+	struct bnxt *bp;
+	char name[30];
+	int ret = CMD_RET_USAGE;
+	int cardnum;
+	int op;
+
+	printf("\n");
+	if (argc < 2)
+		return ret;
+
+	cardnum = simple_strtoul(argv[1], NULL, 10);
+	sprintf(name, "bnxt_eth%u", cardnum);
+	ret = uclass_get_device_by_name(UCLASS_ETH, name, &dev);
+	if (ret)
+		return CMD_RET_USAGE;
+
+	bp = dev_get_priv(dev);
+	op = bnxt_parse_input(argc, argv);
+	ret = CMD_RET_USAGE;
+	switch (op) {
+	case CMD_PROBE:
+		if (!bp->drv_load)
+			ret = bnxt_drv_probe(dev);
+		else
+			ret = print_drv(1);
+		break;
+	case CMD_REMOVE:
+		ret = bnxt_drv_remove(dev);
+		break;
+	case CMD_GET_SUPPORTED_SPEED:
+		ret = bnxt_supported_speed(bp);
+		break;
+	case CMD_GET_MAC:
+		ret = bnxt_get_mac(bp);
+		break;
+	case CMD_GET_LINK_SPEED:
+		ret = bnxt_get_link_speed(bp);
+		break;
+	case CMD_SET_MAC:
+		ret = do_bnxt_set_mac(bp, argv[4]);
+		break;
+	case CMD_SET_LINK_SPEED:
+		ret = do_bnxt_set_link(bp, argv[4]);
+		break;
+	default:
+		if (op && !bp->drv_load)
+			ret = print_drv(0);
+	}
+
+	printf("\n");
+
+	return ret;
+}
+
+U_BOOT_CMD
+	(bnxt, 5, 1, do_bnxt,
+	"Broadcom NetXtreme-C/E Management",
+	/* */"<bnxt_eth#> probe\n"
+	"     - Load Driver Instance.\n"
+	"bnxt <bnxt_eth#> remove\n"
+	"     - Unload Driver Instance.\n"
+	"bnxt <bnxt_eth#> get supported_speed\n"
+	"     - Get Supported Link Speeds.\n"
+	"bnxt <bnxt_eth#> get link_speed\n"
+	"     - Get Current Link Speed.\n"
+	"bnxt <bnxt_eth#> get mac\n"
+	"     - Get MAC Address.\n"
+);
-- 
2.17.1


-- 
This electronic communication and the information and any files transmitted 
with it, or attached to it, are confidential and are intended solely for 
the use of the individual or entity to whom it is addressed and may contain 
information that is confidential, legally privileged, protected by privacy 
laws, or otherwise restricted from disclosure to anyone else. If you are 
not the intended recipient or the person responsible for delivering the 
e-mail to the intended recipient, you are hereby notified that any use, 
copying, distributing, dissemination, forwarding, printing, or copying of 
this e-mail is strictly prohibited. If you received this e-mail in error, 
please return the e-mail to the sender, delete it from your computer, and 
destroy any printed copy of it.

    