From: Boris Glimcher <Boris.Glimcher@emc.com>
Date: Thu, 23 Jun 2022 22:38:46 +0000 (+0300)
Subject: plugins: Add Dell plugin with basic id-ctrl
X-Git-Tag: v2.1-rc0~22^2
X-Git-Url: https://www.infradead.org/git/?a=commitdiff_plain;h=2b910939b307bfb41748d2244fc9df6ec44c4690;p=users%2Fsagi%2Fnvme-cli.git

plugins: Add Dell plugin with basic id-ctrl

Signed-off-by: Boris Glimcher <Boris.Glimcher@emc.com>
---

diff --git a/plugins/dell/dell-nvme.c b/plugins/dell/dell-nvme.c
new file mode 100644
index 00000000..8ed10e7f
--- /dev/null
+++ b/plugins/dell/dell-nvme.c
@@ -0,0 +1,54 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+// Copyright © 2022 Dell Inc. or its subsidiaries. All Rights Reserved.
+#include <fcntl.h>
+#include <errno.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include <inttypes.h>
+
+#include "common.h"
+#include "nvme.h"
+#include "libnvme.h"
+#include "plugin.h"
+
+#define CREATE_CMD
+#include "dell-nvme.h"
+
+#define ARRAY_NAME_LEN 80
+
+struct nvme_vu_id_ctrl_field {
+	__u16		dell_mjr;
+	__u16		dell_mnr;
+	__u16		dell_ter;
+	__u8		reserved0[1018];
+};
+
+static void dell_id_ctrl(__u8 *vs, struct json_object *root)
+{
+	struct nvme_vu_id_ctrl_field *id = (struct nvme_vu_id_ctrl_field *)vs;
+	char array_ver[16] = { 0 };
+	char array_name[ARRAY_NAME_LEN + 1] = {0};
+
+	snprintf(array_ver, sizeof(array_ver), "0x%04x%04x%04x",
+		 le16_to_cpu(id->dell_mjr),
+		 le16_to_cpu(id->dell_mnr),
+		 le16_to_cpu(id->dell_ter));
+
+	memcpy(array_name, vs + sizeof(array_ver), ARRAY_NAME_LEN);
+
+	if (root) {
+		json_object_add_value_string(root, "array_name", strlen(array_name) > 1 ? array_name : "NULL");
+		json_object_add_value_string(root, "array_ver", array_ver);
+		return;
+	}
+
+	printf("array_name : %s\n", strlen(array_name) > 1 ? array_name : "NULL");
+	printf("array_ver  : %s\n", array_ver);
+}
+
+static int id_ctrl(int argc, char **argv, struct command *cmd,
+		struct plugin *plugin)
+{
+	return __id_ctrl(argc, argv, cmd, plugin, dell_id_ctrl);
+}
diff --git a/plugins/dell/dell-nvme.h b/plugins/dell/dell-nvme.h
new file mode 100644
index 00000000..aaf0de10
--- /dev/null
+++ b/plugins/dell/dell-nvme.h
@@ -0,0 +1,18 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+#undef CMD_INC_FILE
+#define CMD_INC_FILE plugins/dell/dell-nvme
+
+#if !defined(DELL_NVME) || defined(CMD_HEADER_MULTI_READ)
+#define DELL_NVME
+
+#include "cmd.h"
+
+PLUGIN(NAME("dell", "DELL vendor specific extensions", NVME_VERSION),
+	COMMAND_LIST(
+		ENTRY("id-ctrl", "Send NVMe Identify Controller", id_ctrl)
+	)
+);
+
+#endif
+
+#include "define_cmd.h"
diff --git a/plugins/meson.build b/plugins/meson.build
index 9946670c..b3af39bb 100644
--- a/plugins/meson.build
+++ b/plugins/meson.build
@@ -2,6 +2,7 @@
 
 sources += [
   'plugins/amzn/amzn-nvme.c',
+  'plugins/dell/dell-nvme.c',
   'plugins/dera/dera-nvme.c',
   'plugins/huawei/huawei-nvme.c',
   'plugins/intel/intel-nvme.c',