[Feature]add MT2731_MP2_MR2_SVN388 baseline version

Change-Id: Ief04314834b31e27effab435d3ca8ba33b499059
diff --git a/src/devtools/met-driver/4.14/common/sspm/ondiemet_sspm.c b/src/devtools/met-driver/4.14/common/sspm/ondiemet_sspm.c
new file mode 100644
index 0000000..8c5711b
--- /dev/null
+++ b/src/devtools/met-driver/4.14/common/sspm/ondiemet_sspm.c
@@ -0,0 +1,494 @@
+/*
+ * Copyright (C) 2018 MediaTek Inc.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+#include <linux/delay.h>
+#include <linux/module.h> /* symbol_get */
+
+#define MET_USER_EVENT_SUPPORT
+#include "met_drv.h"
+
+#if defined(CONFIG_MTK_TINYSYS_SSPM_SUPPORT) && defined(ONDIEMET_SUPPORT)
+#include "ondiemet_sspm.h"
+
+#if defined(CONFIG_MTK_GMO_RAM_OPTIMIZE) || defined(CONFIG_MTK_MET_MEM_ALLOC)
+#ifdef CONFIG_MET_ARM_32BIT
+#include <asm/dma-mapping.h> /* arm_coherent_dma_ops */
+#else /* CONFIG_MET_ARM_32BIT */
+#include <linux/dma-mapping.h>
+#endif /* CONFIG_MET_ARM_32BIT */
+#else /* CONFIG_MTK_GMO_RAM_OPTIMIZE */
+#include "sspm_reservedmem.h"
+#include "sspm_reservedmem_define.h"
+#endif /* CONFIG_MTK_GMO_RAM_OPTIMIZE */
+
+dma_addr_t ondiemet_sspm_log_phy_addr;
+void *ondiemet_sspm_log_virt_addr;
+uint32_t ondiemet_sspm_log_size = 0x400000;
+
+/* SSPM_LOG_FILE 0 */
+/* SSPM_LOG_SRAM 1 */
+/* SSPM_LOG_DRAM 2 */
+int sspm_log_mode;
+/* SSPM_RUN_NORMAL mode 0 */
+/* SSPM_RUN_CONTINUOUS mode 1 */
+int sspm_run_mode;
+int met_sspm_log_discard = -1;
+int sspm_log_size = 500;
+
+int sspm_buffer_size;
+int sspm_buf_available;
+EXPORT_SYMBOL(sspm_buf_available);
+int sspm_buf_mapped = -1; /* get buffer by MET itself */
+
+static ssize_t sspm_buffer_size_show(struct device *dev, struct device_attribute *attr, char *buf);
+static DEVICE_ATTR(sspm_buffer_size, 0444, sspm_buffer_size_show, NULL);
+
+static ssize_t sspm_available_show(struct device *dev, struct device_attribute *attr, char *buf);
+static DEVICE_ATTR(sspm_available, 0444, sspm_available_show, NULL);
+
+static ssize_t sspm_log_discard_show(struct device *dev, struct device_attribute *attr, char *buf);
+static DEVICE_ATTR(sspm_log_discard, 0444, sspm_log_discard_show, NULL);
+
+static ssize_t sspm_log_mode_show(struct device *dev, struct device_attribute *attr, char *buf);
+static ssize_t sspm_log_mode_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count);
+static DEVICE_ATTR(sspm_log_mode, 0664, sspm_log_mode_show, sspm_log_mode_store);
+
+static ssize_t sspm_log_size_show(struct device *dev, struct device_attribute *attr, char *buf);
+static ssize_t sspm_log_size_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count);
+static DEVICE_ATTR(sspm_log_size, 0664, sspm_log_size_show, sspm_log_size_store);
+
+
+static ssize_t sspm_run_mode_show(struct device *dev, struct device_attribute *attr, char *buf);
+static ssize_t sspm_run_mode_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count);
+static DEVICE_ATTR(sspm_run_mode, 0664, sspm_run_mode_show, sspm_run_mode_store);
+
+static ssize_t sspm_modules_show(struct device *dev, struct device_attribute *attr, char *buf);
+static ssize_t sspm_modules_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count);
+static DEVICE_ATTR(sspm_modules, 0664, sspm_modules_show, sspm_modules_store);
+
+static ssize_t sspm_op_ctrl_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count);
+static DEVICE_ATTR(sspm_op_ctrl, 0220, NULL, sspm_op_ctrl_store);
+
+static ssize_t sspm_buffer_size_show(struct device *dev, struct device_attribute *attr, char *buf)
+{
+	int i;
+
+	mutex_lock(&dev->mutex);
+	i = snprintf(buf, PAGE_SIZE, "%d\n", sspm_buffer_size);
+	mutex_unlock(&dev->mutex);
+	return i;
+}
+
+static ssize_t sspm_available_show(struct device *dev, struct device_attribute *attr, char *buf)
+{
+	int i;
+
+	mutex_lock(&dev->mutex);
+	i = snprintf(buf, PAGE_SIZE, "%d\n", 1);
+	mutex_unlock(&dev->mutex);
+	return i;
+}
+
+static ssize_t sspm_log_discard_show(struct device *dev, struct device_attribute *attr, char *buf)
+{
+	int i;
+
+	mutex_lock(&dev->mutex);
+	i = snprintf(buf, PAGE_SIZE, "%d\n", met_sspm_log_discard);
+	mutex_unlock(&dev->mutex);
+	return i;
+}
+
+static ssize_t sspm_log_mode_show(struct device *dev, struct device_attribute *attr, char *buf)
+{
+	int i;
+
+	mutex_lock(&dev->mutex);
+	i = snprintf(buf, PAGE_SIZE, "%d\n", sspm_log_mode);
+	mutex_unlock(&dev->mutex);
+	return i;
+}
+
+static ssize_t sspm_log_mode_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
+{
+	int value;
+
+	if (kstrtoint(buf, 0, &value) != 0)
+		return -EINVAL;
+	mutex_lock(&dev->mutex);
+	sspm_log_mode = value;
+	mutex_unlock(&dev->mutex);
+	return count;
+}
+
+
+static ssize_t sspm_log_size_show(struct device *dev, struct device_attribute *attr, char *buf)
+{
+	int i;
+
+	mutex_lock(&dev->mutex);
+	i = snprintf(buf, PAGE_SIZE, "%d\n", sspm_log_size);
+	mutex_unlock(&dev->mutex);
+	return i;
+}
+
+static ssize_t sspm_log_size_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
+{
+	int value;
+
+	if (kstrtoint(buf, 0, &value) != 0)
+		return -EINVAL;
+	mutex_lock(&dev->mutex);
+	sspm_log_size = value;
+	mutex_unlock(&dev->mutex);
+	return count;
+}
+
+
+static ssize_t sspm_run_mode_show(struct device *dev, struct device_attribute *attr, char *buf)
+{
+	int i;
+
+	mutex_lock(&dev->mutex);
+	i = snprintf(buf, PAGE_SIZE, "%d\n", sspm_run_mode);
+	mutex_unlock(&dev->mutex);
+	return i;
+}
+
+static ssize_t sspm_run_mode_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
+{
+	int value;
+
+	if (kstrtoint(buf, 0, &value) != 0)
+		return -EINVAL;
+	mutex_lock(&dev->mutex);
+	sspm_run_mode = value;
+	mutex_unlock(&dev->mutex);
+	return count;
+}
+
+static ssize_t sspm_op_ctrl_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
+{
+	int value;
+
+	if (kstrtoint(buf, 0, &value) != 0)
+		return -EINVAL;
+	mutex_lock(&dev->mutex);
+	if (value == 1)
+		sspm_start();
+	else if (value == 2)
+		sspm_stop();
+	else if (value == 3)
+		sspm_extract();
+	else if (value == 4)
+		sspm_flush();
+	mutex_unlock(&dev->mutex);
+	return count;
+}
+
+static ssize_t sspm_modules_show(struct device *dev, struct device_attribute *attr, char *buf)
+{
+	int i;
+
+	mutex_lock(&dev->mutex);
+	i = snprintf(buf, PAGE_SIZE, "%x\n", ondiemet_module[ONDIEMET_SSPM]);
+	mutex_unlock(&dev->mutex);
+	return i;
+}
+
+static ssize_t sspm_modules_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
+{
+	uint32_t value;
+
+	if (kstrtouint(buf, 0, &value) != 0)
+		return -EINVAL;
+	mutex_lock(&dev->mutex);
+	ondiemet_module[ONDIEMET_SSPM] = value;
+	mutex_unlock(&dev->mutex);
+	return count;
+}
+
+int sspm_attr_init(struct device *dev)
+{
+	int ret;
+
+#if defined(CONFIG_MTK_GMO_RAM_OPTIMIZE) || defined(CONFIG_MTK_MET_MEM_ALLOC)
+#ifdef CONFIG_MET_ARM_32BIT
+	struct dma_map_ops *ops = (struct dma_map_ops *)symbol_get(arm_coherent_dma_ops);
+
+	if (ops && ops->alloc) {
+		dev->coherent_dma_mask = DMA_BIT_MASK(32);
+		ondiemet_sspm_log_virt_addr = ops->alloc(dev,
+						ondiemet_sspm_log_size,
+						&ondiemet_sspm_log_phy_addr,
+						GFP_KERNEL,
+						0);
+	}
+#else /* CONFIG_MET_ARM_32BIT */
+	/* dma_alloc */
+	ondiemet_sspm_log_virt_addr = dma_alloc_coherent(dev,
+			ondiemet_sspm_log_size,
+			&ondiemet_sspm_log_phy_addr,
+			GFP_KERNEL);
+#endif /* CONFIG_MET_ARM_32BIT */
+#else /* CONFIG_MTK_GMO_RAM_OPTIMIZE */
+
+	phys_addr_t (*sspm_reserve_mem_get_phys_sym)(unsigned int id) = NULL;
+	phys_addr_t (*sspm_reserve_mem_get_virt_sym)(unsigned int id) = NULL;
+	phys_addr_t (*sspm_reserve_mem_get_size_sym)(unsigned int id) = NULL;
+
+	sspm_reserve_mem_get_phys_sym = (phys_addr_t (*)(unsigned int id))symbol_get(sspm_reserve_mem_get_virt);
+	sspm_reserve_mem_get_virt_sym = (phys_addr_t (*)(unsigned int id))symbol_get(sspm_reserve_mem_get_phys);
+	sspm_reserve_mem_get_size_sym = (phys_addr_t (*)(unsigned int id))symbol_get(sspm_reserve_mem_get_size);
+	if (sspm_reserve_mem_get_phys_sym)
+		ondiemet_sspm_log_virt_addr = (void*)sspm_reserve_mem_get_virt(MET_MEM_ID);
+	if (sspm_reserve_mem_get_virt_sym)
+		ondiemet_sspm_log_phy_addr = sspm_reserve_mem_get_phys(MET_MEM_ID);
+	if (sspm_reserve_mem_get_size_sym)
+		ondiemet_sspm_log_size = sspm_reserve_mem_get_size(MET_MEM_ID);
+#endif /* CONFIG_MTK_GMO_RAM_OPTIMIZE */
+
+	ret = device_create_file(dev, &dev_attr_sspm_buffer_size);
+	if (ret != 0) {
+		pr_debug("can not create device file: sspm_buffer_size\n");
+		return ret;
+	}
+
+	ret = device_create_file(dev, &dev_attr_sspm_available);
+	if (ret != 0) {
+		pr_debug("can not create device file: sspm_available\n");
+		return ret;
+	}
+
+	ret = device_create_file(dev, &dev_attr_sspm_log_discard);
+	if (ret != 0) {
+		pr_debug("can not create device file: sspm_log_discard\n");
+		return ret;
+	}
+	ret = device_create_file(dev, &dev_attr_sspm_log_mode);
+	if (ret != 0) {
+		pr_debug("can not create device file: sspm_log_mode\n");
+		return ret;
+	}
+	ret = device_create_file(dev, &dev_attr_sspm_log_size);
+	if (ret != 0) {
+		pr_debug("can not create device file: sspm_log_size\n");
+		return ret;
+	}
+	ret = device_create_file(dev, &dev_attr_sspm_run_mode);
+	if (ret != 0) {
+		pr_debug("can not create device file: sspm_run_mode\n");
+		return ret;
+	}
+	ret = device_create_file(dev, &dev_attr_sspm_op_ctrl);
+	if (ret != 0) {
+		pr_debug("can not create device file: sspm_op_ctrl\n");
+		return ret;
+	}
+	ret = device_create_file(dev, &dev_attr_sspm_modules);
+	if (ret != 0) {
+		pr_debug("can not create device file: sspm_modules\n");
+		return ret;
+	}
+
+	if (ondiemet_sspm_log_virt_addr != NULL) {
+		start_sspm_ipi_recv_thread();
+		sspm_buf_available = 1;
+		sspm_buffer_size = ondiemet_sspm_log_size;
+	} else {
+		sspm_buf_available = 0;
+		sspm_buffer_size = -1;
+	}
+
+	return 0;
+}
+
+int sspm_attr_uninit(struct device *dev)
+{
+	/* dma_free */
+	if (ondiemet_sspm_log_virt_addr != NULL) {
+#if defined(CONFIG_MTK_GMO_RAM_OPTIMIZE) || defined(CONFIG_MTK_MET_MEM_ALLOC)
+#ifdef CONFIG_MET_ARM_32BIT
+		struct dma_map_ops *ops = (struct dma_map_ops *)symbol_get(arm_coherent_dma_ops);
+
+		if (ops && ops->free) {
+			ops->free(dev,
+				ondiemet_sspm_log_size,
+				ondiemet_sspm_log_virt_addr,
+				ondiemet_sspm_log_phy_addr,
+				0);
+		}
+#else /* CONFIG_MET_ARM_32BIT */
+		dma_free_coherent(dev,
+			ondiemet_sspm_log_size,
+			ondiemet_sspm_log_virt_addr,
+			ondiemet_sspm_log_phy_addr);
+#endif /* CONFIG_MET_ARM_32BIT */
+#endif /* CONFIG_MTK_GMO_RAM_OPTIMIZE */
+		ondiemet_sspm_log_virt_addr = NULL;
+		stop_sspm_ipi_recv_thread();
+	}
+
+	device_remove_file(dev, &dev_attr_sspm_buffer_size);
+	device_remove_file(dev, &dev_attr_sspm_available);
+	device_remove_file(dev, &dev_attr_sspm_log_discard);
+	device_remove_file(dev, &dev_attr_sspm_log_mode);
+	device_remove_file(dev, &dev_attr_sspm_log_size);
+	device_remove_file(dev, &dev_attr_sspm_run_mode);
+	device_remove_file(dev, &dev_attr_sspm_op_ctrl);
+	device_remove_file(dev, &dev_attr_sspm_modules);
+
+	return 0;
+}
+
+#if 0 /* move to sspm_attr_init() */
+void sspm_get_buffer_info(void)
+{
+	if (ondiemet_sspm_log_virt_addr != NULL) {
+		sspm_buf_available = 1;
+		sspm_buffer_size = ondiemet_sspm_log_size;
+	} else {
+		sspm_buf_available = 0;
+		sspm_buffer_size = -1;
+	}
+}
+#endif
+
+extern const char *met_get_platform_name(void);
+void sspm_start(void)
+{
+	int32_t ret = 0;
+	uint32_t rdata;
+	uint32_t ipi_buf[4];
+	const char* platform_name = NULL;
+	unsigned int platform_id = 0;
+	met_sspm_log_discard = -1;
+
+	/* clear DRAM buffer */
+	if (ondiemet_sspm_log_virt_addr != NULL)
+		memset_io((void *)ondiemet_sspm_log_virt_addr, 0, ondiemet_sspm_log_size);
+	else
+		return;
+
+	platform_name = met_get_platform_name();
+	if (platform_name) {
+		char buf[5];
+
+		memset(buf, 0x0, 5);
+		memcpy(buf, &platform_name[2], 4);
+		ret = kstrtouint(buf, 10, &platform_id);
+	}
+
+	/* send DRAM physical address */
+	ipi_buf[0] = MET_MAIN_ID | MET_BUFFER_INFO;
+	ipi_buf[1] = (unsigned int)ondiemet_sspm_log_phy_addr; /* address */
+	if (ret == 0)
+		ipi_buf[2] = platform_id;
+	else
+		ipi_buf[2] = 0;
+	ipi_buf[3] = 0;
+	ret = sspm_ipi_send_sync(IPI_ID_MET, IPI_OPT_WAIT, (void *)ipi_buf, 0, &rdata, 1);
+
+	/* start ondiemet now */
+	ipi_buf[0] = MET_MAIN_ID | MET_OP | MET_OP_START;
+	ipi_buf[1] = ondiemet_module[ONDIEMET_SSPM];
+	ipi_buf[2] = sspm_log_mode;
+	ipi_buf[3] = sspm_run_mode;
+	ret = sspm_ipi_send_sync(IPI_ID_MET, IPI_OPT_WAIT, (void *)ipi_buf, 0, &rdata, 1);
+}
+
+void sspm_stop(void)
+{
+	int32_t ret;
+	uint32_t rdata;
+	uint32_t ipi_buf[4];
+
+	if (sspm_buf_available == 1) {
+		ipi_buf[0] = MET_MAIN_ID|MET_OP|MET_OP_STOP;
+		ipi_buf[1] = 0;
+		ipi_buf[2] = 0;
+		ipi_buf[3] = 0;
+		ret = sspm_ipi_send_sync(IPI_ID_MET, IPI_OPT_WAIT, (void *)ipi_buf, 0, &rdata, 1);
+	}
+}
+
+void sspm_extract(void)
+{
+	int32_t ret;
+	uint32_t rdata;
+	uint32_t ipi_buf[4];
+	int32_t count;
+
+	count = 20;
+	if (sspm_buf_available == 1) {
+		while ((sspm_buffer_dumping == 1) && (count != 0)) {
+			msleep(50);
+			count--;
+		}
+		ipi_buf[0] = MET_MAIN_ID|MET_OP|MET_OP_EXTRACT;
+		ipi_buf[1] = 0;
+		ipi_buf[2] = 0;
+		ipi_buf[3] = 0;
+		ret = sspm_ipi_send_sync(IPI_ID_MET, IPI_OPT_WAIT, (void *)ipi_buf, 0, &rdata, 1);
+	}
+
+	if (sspm_run_mode == SSPM_RUN_NORMAL)
+		ondiemet_module[ONDIEMET_SSPM] = 0;
+}
+
+void sspm_flush(void)
+{
+	int32_t ret;
+	uint32_t rdata;
+	uint32_t ipi_buf[4];
+
+	if (sspm_buf_available == 1) {
+		ipi_buf[0] = MET_MAIN_ID|MET_OP|MET_OP_FLUSH;
+		ipi_buf[1] = 0;
+		ipi_buf[2] = 0;
+		ipi_buf[3] = 0;
+		ret = sspm_ipi_send_sync(IPI_ID_MET, IPI_OPT_WAIT, (void *)ipi_buf, 0, &rdata, 1);
+	}
+
+	if (sspm_run_mode == SSPM_RUN_NORMAL)
+		ondiemet_module[ONDIEMET_SSPM] = 0;
+}
+#else /* CONFIG_MTK_TINYSYS_SSPM_SUPPORT && ONDIEMET_SUPPORT */
+int sspm_buffer_size = -1;
+
+int sspm_attr_init(struct device *dev)
+{
+	return 0;
+}
+
+int sspm_attr_uninit(struct device *dev)
+{
+	return 0;
+}
+
+void sspm_start(void)
+{
+}
+
+void sspm_stop(void)
+{
+}
+
+void sspm_extract(void)
+{
+}
+
+void sspm_flush(void)
+{
+}
+
+#endif /* CONFIG_MTK_TINYSYS_SSPM_SUPPORT && ONDIEMET_SUPPORT */
diff --git a/src/devtools/met-driver/4.14/common/sspm/ondiemet_sspm.h b/src/devtools/met-driver/4.14/common/sspm/ondiemet_sspm.h
new file mode 100644
index 0000000..64dfcbd
--- /dev/null
+++ b/src/devtools/met-driver/4.14/common/sspm/ondiemet_sspm.h
@@ -0,0 +1,148 @@
+/*
+ * Copyright (C) 2018 MediaTek Inc.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+
+#ifndef __ONDIEMET_SSPM_H
+#define __ONDIEMET_SSPM_H
+
+#if defined(CONFIG_MTK_TINYSYS_SSPM_SUPPORT) && defined(ONDIEMET_SUPPORT)
+#include "ondiemet.h"
+#include "sspm_ipi.h"
+#include <linux/dma-mapping.h>
+
+/* we may use IPI_ID_PLATFORM for mt6759 to reduce SRAM */
+#ifndef IPI_ID_MET
+/* #define IPI_ID_MET IPI_ID_TST1 */
+#define IPI_ID_MET IPI_ID_PLATFORM
+#endif
+
+/* MET IPI command definition: mbox 0 */
+/* main func ID: bit[31-24]; sub func ID: bit[23-18]; argu 0: bit[17-0] */
+#define MET_MAIN_ID_MASK        0xff000000 /* bit 31 - 24 */
+#define MET_SUB_ID_MASK         0x00fc0000 /* bit 23 - 18 */
+#define MET_ARGU0_MASK          0x0003ffff /* bit 17 - 0 */
+#define FUNC_BIT_SHIFT          18
+#define MID_BIT_SHIFT           9
+#define MET_MAIN_ID             0x06000000
+/* handle argument and attribute */
+#define PROCESS_ARGU            0x01
+#define PROCESS_ATTR            0x02
+#define MODULE_ID_MASK          0x3fe00 /* bit 9 - 17 */
+#define ARGUMENT_MASK           0x01ff  /* bit 0 - 8 */
+
+/* the following command is used for AP to MD32 */
+#define MET_OP            (1 << FUNC_BIT_SHIFT)
+/* argu 0: start: 0x01; stop: 0x02; extract: 0x03 */
+#define MET_OP_START        0x00000001
+#define MET_OP_STOP         0x00000002
+#define MET_OP_EXTRACT      0x00000003
+#define MET_OP_FLUSH        0x00000004
+#define MET_SR            (2 << FUNC_BIT_SHIFT) /* sample rate */
+#define MET_MODULE        (3 << FUNC_BIT_SHIFT) /* module enable/disable */
+#define MET_ARGU          (4 << FUNC_BIT_SHIFT) /* argument passing */
+#define MET_ATTR          (5 << FUNC_BIT_SHIFT) /* attribute passing */
+/* system memory information for on-die-met log data */
+#define MET_BUFFER_INFO   (6 << FUNC_BIT_SHIFT)
+#define MET_TIMESTAMP     (7 << FUNC_BIT_SHIFT) /* timestamp info */
+#define MET_GPT           (8 << FUNC_BIT_SHIFT) /* GPT counter reading */
+#define MET_REQ_AP2MD     (9 << FUNC_BIT_SHIFT) /* user defined command */
+#define MET_RESP_AP2MD    (10 << FUNC_BIT_SHIFT) /* may no need */
+/* mode: bit 15 - 0: */
+/*  Bit 0: MD32 SRAM mode; Bit 1: System DRAM mode */
+/*  value: 0: output to next level of storage; 1: loop in its own storage */
+#define MET_DATA_MODE     (11 << FUNC_BIT_SHIFT) /* log output mode */
+/* start/stop read data into MD32 SRAM buffer; both DMA and met_printf() */
+#define MET_DATA_OP       (12 << FUNC_BIT_SHIFT) /* data read operation */
+/* the following command is used for MD32 to AP */
+#define MET_DUMP_BUFFER   (13 << FUNC_BIT_SHIFT)
+#define MET_REQ_MD2AP     (14 << FUNC_BIT_SHIFT) /* user defined command */
+#define MET_CLOSE_FILE    (15 << FUNC_BIT_SHIFT) /* Inform to close the SD file */
+#define MET_RESP_MD2AP    (16 << FUNC_BIT_SHIFT)
+#define MET_RUN_MODE      (17 << FUNC_BIT_SHIFT)
+
+/* Note: the module ID and its bit pattern should be fixed as below */
+/* DMA based module first */
+enum {
+	MID_PMQOS = 0,
+	MID_VCORE_DVFS,
+	MID_EMI,
+	MID_THERMAL_CPU,
+	MID_WALL_TIME,
+	MID_CPU_DVFS,
+	MID_GPU_DVFS,
+	MID_PTPOD,
+	MID_SPM,
+	MID_PROFILE,
+	MID_MET_TAG,
+	MID_TS,
+	MID_TS_ISR,
+	MID_TS_LAST,
+	MID_TS_ISR_LAST,
+	MID_SRAM_INFO,
+	MID_MET_STOP,
+	MID_IOP_MON,
+	MID_CPU_INFO_MAPPING,
+	MID_SMI,
+
+	MID_COMMON = 0x1F
+};
+
+#define ID_PMQOS       (1 << MID_PMQOS)
+#define ID_SMI         (1 << MID_SMI)
+#define ID_EMI         (1 << MID_EMI)
+#define ID_THERMAL_CPU (1 << MID_THERMAL_CPU)
+#define ID_WALL_TIME   (1 << MID_WALL_TIME)
+#define ID_CPU_DVFS    (1 << MID_CPU_DVFS)
+#define ID_GPU_DVFS    (1 << MID_GPU_DVFS)
+#define ID_VCORE_DVFS  (1 << MID_VCORE_DVFS)
+#define ID_PTPOD       (1 << MID_PTPOD)
+#define ID_SPM         (1 << MID_SPM)
+#define ID_PROFILE     (1 << MID_PROFILE)
+#define ID_COMMON      (1 << MID_COMMON)
+#define ID_CPU_INFO_MAPPING      (1 << MID_CPU_INFO_MAPPING)
+#define ID_SMI      (1 << MID_SMI)
+
+extern void ondiemet_extract(void);
+extern void ondiemet_stop(void);
+extern void ondiemet_start(void);
+
+extern void start_sspm_ipi_recv_thread(void);
+extern void stop_sspm_ipi_recv_thread(void);
+
+extern unsigned int ondiemet_ipi_buf[];
+
+/* extern phys_addr_t ondiemet_sspm_log_phy_addr, ondiemet_sspm_log_virt_addr; */
+extern dma_addr_t ondiemet_sspm_log_phy_addr;
+
+extern void *ondiemet_sspm_log_virt_addr;
+extern uint32_t ondiemet_sspm_log_size;
+
+extern int ondiemet_attr_init(struct device *dev);
+extern int ondiemet_attr_uninit(struct device *dev);
+extern int met_sspm_log_discard;
+
+#define SSPM_LOG_FILE 0
+#define SSPM_LOG_SRAM 1
+#define SSPM_LOG_DRAM 2
+extern int sspm_log_mode;
+#define SSPM_RUN_NORMAL 0
+#define SSPM_RUN_CONTINUOUS 1
+extern int sspm_run_mode;
+
+/* extern void sspm_get_buffer_info(void); */
+extern int sspm_buf_available;
+extern int sspm_buffer_dumping;
+
+void sspm_flush(void);
+
+#endif /* CONFIG_MTK_TINYSYS_SSPM_SUPPORT && ONDIEMET_SUPPORT */
+#endif /* __ONDIEMET_SSPM_H */
diff --git a/src/devtools/met-driver/4.14/common/sspm/sspm_common.c b/src/devtools/met-driver/4.14/common/sspm/sspm_common.c
new file mode 100644
index 0000000..b3e1066
--- /dev/null
+++ b/src/devtools/met-driver/4.14/common/sspm/sspm_common.c
@@ -0,0 +1,266 @@
+#include <linux/string.h>

+#include <linux/slab.h>

+#include <linux/kernel.h>

+

+#include "met_drv.h"

+#include "ondiemet_sspm.h"

+

+

+struct sspm_met_evnet_header {

+	unsigned int rts_event_id;

+	char *rts_event_name;

+	char *chart_line_name;

+	char *key_list;

+};

+

+

+enum {

+	#ifdef MET_SSPM_RTS_EVNET

+	#undef MET_SSPM_RTS_EVNET

+	#endif

+	#define MET_SSPM_RTS_EVNET(rts_event_id, key_list) rts_event_id,

+	#include "met_sspm_rts_event.h"

+

+	/**********************/

+	CUR_MET_RTS_EVENT_NUM,

+	MAX_MET_RTS_EVENT_NUM = 128

+};

+

+

+struct sspm_met_evnet_header met_evnet_header[MAX_MET_RTS_EVENT_NUM] = {

+	#ifdef MET_SSPM_RTS_EVNET

+	#undef MET_SSPM_RTS_EVNET

+	#endif

+	#define MET_SSPM_RTS_EVNET(rts_event_id, key_list) {rts_event_id, #rts_event_id, #rts_event_id, key_list},

+	#include "met_sspm_rts_event.h"

+};

+

+

+static void ondiemet_sspm_start(void);

+static void ondiemet_sspm_stop(void);

+static int ondiemet_sspm_print_help(char *buf, int len);

+static int ondiemet_sspm_process_argument(const char *arg, int len);

+static int ondiemet_sspm_print_header(char *buf, int len);

+

+

+static unsigned int event_id_flag0;

+static unsigned int event_id_flag1;

+static unsigned int event_id_flag2;

+static unsigned int event_id_flag3;

+static char *update_rts_event_tbl[MAX_MET_RTS_EVENT_NUM];

+static char sspm_help[] = "  --sspm_common=rts_event_name\n";

+static char header[] = 	"met-info [000] 0.0: sspm_common_header: ";

+

+struct metdevice met_sspm_common = {

+	.name = "sspm_common",

+	.owner = THIS_MODULE,

+	.type = MET_TYPE_BUS,

+	.cpu_related = 0,

+	.ondiemet_mode = 1,

+	.ondiemet_start = ondiemet_sspm_start,

+	.ondiemet_stop = ondiemet_sspm_stop,

+	.ondiemet_process_argument = ondiemet_sspm_process_argument,

+	.ondiemet_print_help = ondiemet_sspm_print_help,

+	.ondiemet_print_header = ondiemet_sspm_print_header,

+};

+

+

+static int ondiemet_sspm_print_help(char *buf, int len)

+{

+	return snprintf(buf, PAGE_SIZE, sspm_help);

+}

+

+

+static int ondiemet_sspm_print_header(char *buf, int len)

+{

+	int i;

+	int write_len;

+	int flag = 0;

+	static int is_dump_header = 0;

+	static int read_idx = 0;

+

+	len = 0;

+	met_sspm_common.header_read_again = 0;

+	if (is_dump_header == 0) {

+		len = snprintf(buf, PAGE_SIZE, "%s", header);

+		is_dump_header = 1;

+	}

+

+	for (i=read_idx; i<MAX_MET_RTS_EVENT_NUM; i++) {

+		if (met_evnet_header[i].chart_line_name) {

+			if (i <32) {

+				flag = 1<<i;

+				flag = event_id_flag0 & flag;

+			} else if (i >=32 && i < 64) {

+				flag = 1<<(i-32);

+				flag = event_id_flag1 & flag;

+			} else if (i >=64 && i < 96) {

+				flag = 1<<(i-64);

+				flag = event_id_flag2 & flag;

+			} else if (i >=96 && i < 128) {

+				flag = 1<<(i-96);

+				flag = event_id_flag3 & flag;

+			}

+			if (flag == 0)

+				continue;

+

+			write_len = strlen(met_evnet_header[i].chart_line_name) + strlen(met_evnet_header[i].key_list) + 3;

+			if ((len+write_len) < PAGE_SIZE) {

+				len += snprintf(buf+len, PAGE_SIZE-len, "%u,%s,%s;",

+					met_evnet_header[i].rts_event_id,

+					met_evnet_header[i].chart_line_name,

+					met_evnet_header[i].key_list);

+			} else {

+				met_sspm_common.header_read_again = 1;

+				read_idx = i;

+				return len;

+			}

+		}

+	}

+

+	if (i == MAX_MET_RTS_EVENT_NUM) {

+		is_dump_header = 0;

+		read_idx = 0;

+		buf[len-1] = '\n';

+		for (i=0; i<MAX_MET_RTS_EVENT_NUM; i++) {

+			if (update_rts_event_tbl[i]) {

+				kfree(update_rts_event_tbl[i]);

+				update_rts_event_tbl[i] = NULL;

+			}

+		}

+		met_sspm_common.mode = 0;

+		event_id_flag0 = 0;

+		event_id_flag1 = 0;

+		event_id_flag2 = 0;

+		event_id_flag3 = 0;

+	}

+

+	return len;

+}

+

+

+static void ondiemet_sspm_start(void)

+{

+	if (sspm_buf_available == 0)

+		return ;

+

+	/* ID_COMMON = 1<<MID_COMMON */

+	ondiemet_module[ONDIEMET_SSPM] |= ID_COMMON;

+}

+

+

+static void ondiemet_sspm_stop(void)

+{

+	if (sspm_buf_available == 0)

+		return ;

+}

+

+

+static void update_event_id_flag(int event_id)

+{

+	unsigned int ipi_buf[4];

+	unsigned int rdata;

+	unsigned int res;

+

+	if (sspm_buf_available == 0)

+		return ;

+

+	/* main func ID: bit[31-24]; sub func ID: bit[23-18]; argu 0: bit[17-0]

+	   #define MET_MAIN_ID_MASK		0xff000000

+	   #define FUNC_BIT_SHIFT		  18

+	   #define MET_ARGU				(4 << FUNC_BIT_SHIFT)

+	   #define MID_BIT_SHIFT		   9

+	*/

+	if (event_id <32) {

+		event_id_flag0 |= 1<<event_id;

+		ipi_buf[0] = MET_MAIN_ID | MET_ARGU | MID_COMMON<<MID_BIT_SHIFT | 1;

+		ipi_buf[1] = 0;

+		ipi_buf[2] = event_id_flag0;

+		ipi_buf[3] = 0;

+		res = sspm_ipi_send_sync(IPI_ID_MET, IPI_OPT_WAIT, (void *)ipi_buf, 0, &rdata, 1);

+	} else if (event_id >=32 && event_id < 64) {

+		event_id_flag1 |= 1<<(event_id-32);

+		ipi_buf[0] = MET_MAIN_ID | MET_ARGU | MID_COMMON<<MID_BIT_SHIFT | 1;

+		ipi_buf[1] = 1;

+		ipi_buf[2] = event_id_flag1;

+		ipi_buf[3] = 0;

+		res = sspm_ipi_send_sync(IPI_ID_MET, IPI_OPT_WAIT, (void *)ipi_buf, 0, &rdata, 1);

+	} else if (event_id >=64 && event_id < 96) {

+		event_id_flag2 |= 1<<(event_id-64);

+		ipi_buf[0] = MET_MAIN_ID | MET_ARGU | MID_COMMON<<MID_BIT_SHIFT | 1;

+		ipi_buf[1] = 2;

+		ipi_buf[2] = event_id_flag2;

+		ipi_buf[3] = 0;

+		res = sspm_ipi_send_sync(IPI_ID_MET, IPI_OPT_WAIT, (void *)ipi_buf, 0, &rdata, 1);

+	} else if (event_id >=96 && event_id < 128) {

+		event_id_flag3 = 1<<(event_id-96);

+		ipi_buf[0] |= MET_MAIN_ID | MET_ARGU | MID_COMMON<<MID_BIT_SHIFT | 1;

+		ipi_buf[1] = 3;

+		ipi_buf[2] = event_id_flag3;

+		ipi_buf[3] = 0;

+		res = sspm_ipi_send_sync(IPI_ID_MET, IPI_OPT_WAIT, (void *)ipi_buf, 0, &rdata, 1);

+	}

+	met_sspm_common.mode = 1;

+}

+

+

+static char *strdup(const char *s)

+{

+	char *p = kmalloc(strlen(s) + 1, GFP_KERNEL);

+

+	if (p)

+		strcpy(p, s);

+	return p;

+}

+

+

+static int ondiemet_sspm_process_argument(const char *arg, int len)

+{

+	int i;

+	int rts_event_id = -1;

+	int res;

+	char *line;

+	char *token;

+

+	for (i=0; met_evnet_header[i].rts_event_name && i<MAX_MET_RTS_EVENT_NUM; i++) {

+		if (strcmp(met_evnet_header[i].rts_event_name, arg) == 0) {

+			rts_event_id = i;

+			break;

+		}

+	}

+	if (strstarts(arg, "update_rts_event_tbl")) {

+		char *ptr;

+

+		/* update_rts_event_tbl=rts_event_id;rts_event_name;chart_line_name;key_list*/

+		line = strdup(arg);

+		if (line == NULL)

+			return -1;

+		ptr = line;

+		token = strsep(&line, "=");

+

+		/* rts_event_id, */

+		token = strsep(&line, ";");

+		res = kstrtoint(token, 10, &rts_event_id);

+		met_evnet_header[rts_event_id].rts_event_id = rts_event_id;

+

+		/* rts_event_name */

+		token = strsep(&line, ";");

+		met_evnet_header[rts_event_id].rts_event_name = token;

+

+		/* chart_line_name */

+		token = strsep(&line, ";");

+		met_evnet_header[rts_event_id].chart_line_name = token;

+

+		/* key_list */

+		token = strsep(&line, ";\n");

+		met_evnet_header[rts_event_id].key_list = token;

+

+		update_rts_event_tbl[rts_event_id] = ptr;

+	}

+

+	if (rts_event_id >=0)

+		update_event_id_flag(rts_event_id);

+

+	return 0;

+}

+EXPORT_SYMBOL(met_sspm_common);

diff --git a/src/devtools/met-driver/4.14/common/sspm/sspm_ipi_handle.c b/src/devtools/met-driver/4.14/common/sspm/sspm_ipi_handle.c
new file mode 100644
index 0000000..161d752
--- /dev/null
+++ b/src/devtools/met-driver/4.14/common/sspm/sspm_ipi_handle.c
@@ -0,0 +1,156 @@
+/*
+ * Copyright (C) 2018 MediaTek Inc.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+
+#include <linux/kthread.h>
+#include <linux/kernel.h>
+#include <linux/sched.h>
+#include <linux/wait.h>
+#include <linux/signal.h>
+#include <linux/semaphore.h>
+
+#include <linux/init.h>
+#include <linux/module.h>
+#include <linux/syscalls.h>
+#include <linux/file.h>
+#include <linux/fs.h>
+#include <linux/fcntl.h>
+/* #include <asm/uaccess.h> */
+#include <linux/uaccess.h>
+#include <linux/delay.h>
+
+#include "ondiemet_sspm.h"
+#include "ondiemet_log.h"
+#include "interface.h"
+
+static struct ipi_action ondiemet_sspm_isr;
+static uint32_t log_size;
+static uint32_t recv_buf[4];
+static struct task_struct *ondiemet_sspm_recv_task;
+static int sspm_ipi_thread_started;
+int sspm_buffer_dumping;
+int sspm_recv_thread_comp;
+
+void log_done_cb(const void *p)
+{
+	uint32_t ret;
+	uint32_t rdata = 0;
+	uint32_t ipi_buf[4];
+	uint32_t opt = (p != NULL);
+
+	if (opt == 0) {
+		ipi_buf[0] = MET_MAIN_ID | MET_RESP_AP2MD;
+		ipi_buf[1] = MET_DUMP_BUFFER;
+		ipi_buf[2] = 0;
+		ipi_buf[3] = 0;
+		ret = sspm_ipi_send_sync(IPI_ID_MET, IPI_OPT_WAIT, (void *)ipi_buf, 0, &rdata, 1);
+	}
+}
+
+int ondiemet_sspm_recv_thread(void *data)
+{
+	uint32_t rdata = 0, cmd, ret;
+	uint32_t ridx, widx, wlen;
+
+	ondiemet_sspm_isr.data = (void *)recv_buf;
+	ret = sspm_ipi_recv_registration(IPI_ID_TST1, &ondiemet_sspm_isr);
+	do {
+		sspm_ipi_recv_wait(IPI_ID_TST1);
+		if (sspm_recv_thread_comp == 1) {
+			while (!kthread_should_stop())
+				;
+			return 0;
+		}
+		cmd = recv_buf[0] & MET_SUB_ID_MASK;
+		switch (cmd) {
+		case MET_DUMP_BUFFER:	/* mbox 1: start index; 2: size */
+			sspm_buffer_dumping = 1;
+			ridx = recv_buf[1];
+			widx = recv_buf[2];
+			log_size = recv_buf[3];
+			sspm_ipi_send_ack(IPI_ID_TST1, &rdata);
+			if (widx < ridx) {	/* wrapping occurs */
+				wlen = log_size - ridx;
+				ondiemet_log_req_enq((char *)(ondiemet_sspm_log_virt_addr) + (ridx << 2),
+				wlen * 4, log_done_cb, (void *)1);
+				ondiemet_log_req_enq((char *)(ondiemet_sspm_log_virt_addr),
+						     widx * 4, log_done_cb, (void *)0);
+			} else {
+				wlen = widx - ridx;
+				ondiemet_log_req_enq((char *)(ondiemet_sspm_log_virt_addr) + (ridx << 2),
+				wlen * 4, log_done_cb, (void *)0);
+			}
+			break;
+		case MET_CLOSE_FILE:	/* no argument */
+			/* do close file */
+			ridx = recv_buf[1];
+			widx = recv_buf[2];
+			met_sspm_log_discard = recv_buf[3];
+			if (widx < ridx) {	/* wrapping occurs */
+				wlen = log_size - ridx;
+				ondiemet_log_req_enq((char *)(ondiemet_sspm_log_virt_addr) + (ridx << 2),
+				wlen * 4, log_done_cb, (void *)1);
+				ondiemet_log_req_enq((char *)(ondiemet_sspm_log_virt_addr),
+						     widx * 4, log_done_cb, (void *)1);
+			} else {
+				wlen = widx - ridx;
+				ondiemet_log_req_enq((char *)(ondiemet_sspm_log_virt_addr) + (ridx << 2),
+				wlen * 4, log_done_cb, (void *)1);
+			}
+			ret = ondiemet_log_manager_stop();
+			/* pr_debug("MET_CLOSE_FILE: ret=%d log_discard=%d\n", ret, met_sspm_log_discard); */
+			sspm_ipi_send_ack(IPI_ID_TST1, &rdata);
+			if (sspm_run_mode == SSPM_RUN_CONTINUOUS) {
+				/* clear the memory */
+				memset_io((void *)ondiemet_sspm_log_virt_addr, 0,
+					  ondiemet_sspm_log_size);
+				/* re-start ondiemet again */
+				sspm_start();
+			}
+			break;
+		case MET_RESP_MD2AP:
+			sspm_ipi_send_ack(IPI_ID_TST1, &rdata);
+			sspm_buffer_dumping = 0;
+			break;
+		default:
+			sspm_ipi_send_ack(IPI_ID_TST1, &rdata);
+			break;
+		}
+	} while (!kthread_should_stop());
+	return 0;
+}
+
+void start_sspm_ipi_recv_thread(void)
+{
+	if (sspm_ipi_thread_started != 1) {
+		sspm_recv_thread_comp = 0;
+		ondiemet_sspm_recv_task =
+		    kthread_run(ondiemet_sspm_recv_thread, NULL, "ondiemet_sspm_recv");
+		if (IS_ERR(ondiemet_sspm_recv_task))
+			pr_debug("MET: Can not create ondiemet_sspm_recv\n");
+		else
+			sspm_ipi_thread_started = 1;
+	}
+}
+
+void stop_sspm_ipi_recv_thread(void)
+{
+	if (ondiemet_sspm_recv_task) {
+		sspm_recv_thread_comp = 1;
+		sspm_ipi_recv_complete(IPI_ID_TST1);
+		kthread_stop(ondiemet_sspm_recv_task);
+		ondiemet_sspm_recv_task = NULL;
+		sspm_ipi_thread_started = 0;
+		sspm_ipi_recv_unregistration(IPI_ID_TST1);
+	}
+}
+
diff --git a/src/devtools/met-driver/4.14/common/sspm/sspm_met_smi.c b/src/devtools/met-driver/4.14/common/sspm/sspm_met_smi.c
new file mode 100644
index 0000000..f4e185b
--- /dev/null
+++ b/src/devtools/met-driver/4.14/common/sspm/sspm_met_smi.c
@@ -0,0 +1,529 @@
+/*
+ * Copyright (C) 2018 MediaTek Inc.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/string.h>
+#include <linux/ctype.h>
+#include <mt-plat/sync_write.h>
+#include <mt-plat/mtk_io.h>
+
+#include "met_drv.h"
+#include "trace.h"
+
+#include "mtk_typedefs.h"
+#include "sspm_mtk_smi.h"
+#include "sspm_met_smi.h"
+#include "sspm_met_smi_name.h"
+#include "core_plf_trace.h"
+#include "core_plf_init.h"
+#include "interface.h"
+#include "sspm/ondiemet_sspm.h"
+
+#define MET_SMI_DEBUG		1
+#define MET_SMI_BUF_SIZE	128
+#define MET_SMI_DEBUGBUF_SIZE	512
+#define NPORT_IN_PM		4
+
+// SMI Encode -- Master
+// bit15~bit16
+#define MET_SMI_BIT_REQ_LARB	15
+// bit13~bit14
+#define MET_SMI_BIT_REQ_COMM	13
+// bit12:Parallel Mode */
+#define MET_SMI_BIT_PM		12
+// bit9~bit8:Destination */
+#define MET_SMI_BIT_DST		8
+/* bit5~bit4:Request Type */
+#define MET_SMI_BIT_REQ		4
+/* bit3~bit0:Master */
+#define MET_SMI_BIT_MASTER	0
+
+// SMI Encode -- Metadata
+/* bit6~bit5:RW */
+#define MET_SMI_BIT_RW		5
+/* bit4~bit0:Port */
+#define MET_SMI_BIT_PORT	0
+
+/*
+*declare smi: larb0-larbn:
+*real define table in met_smi_name.h
+*/
+/*MET_SMI_DESC_DEFINE();*/
+/**/
+
+/*======================================================================*/
+/*	Global variable definitions					*/
+/*======================================================================*/
+#define MAX_CONFIG_ARRAY_SIZE 20
+struct metdevice met_sspm_smi;
+struct met_smi_conf smi_conf_array[MAX_CONFIG_ARRAY_SIZE];
+int smi_array_index;
+
+//static unsigned int smi_met_larb_number = SMI_LARB_NUMBER;
+static int count = SMI_LARB_NUMBER + SMI_COMM_NUMBER;
+static struct kobject *kobj_smi;
+
+/* Request type */
+static unsigned int larb_req_type = SMI_REQ_ALL;
+static unsigned int comm_req_type = SMI_REQ_ALL;
+
+/* Parallel mode */
+static unsigned int parallel_mode;
+
+/* Read/Write type in parallel mode */
+static int comm_pm_rw_type[SMI_COMM_NUMBER][NPORT_IN_PM];
+/* Error message */
+static char err_msg[MET_SMI_BUF_SIZE];
+static char debug_msg[MET_SMI_DEBUGBUF_SIZE];
+
+/*======================================================================*/
+/*	KOBJ Declarations						*/
+/*======================================================================*/
+/* KOBJ: larb_req_type */
+DECLARE_KOBJ_ATTR_INT(larb_req_type, larb_req_type);
+
+/* KOBJ : comm_req_type */
+DECLARE_KOBJ_ATTR_INT(comm_req_type, comm_req_type);
+
+/* KOBJ : enable_parallel_mode */
+DECLARE_KOBJ_ATTR_INT(enable_parallel_mode, parallel_mode);
+
+/* KOBJ : pm_rwtypeX */
+DECLARE_KOBJ_ATTR_STR_LIST_ITEM(
+	pm_rwtype,
+	KOBJ_ITEM_LIST(
+		{SMI_READ_ONLY,		"READ"},
+		{SMI_WRITE_ONLY,	"WRITE"}
+	)
+);
+DECLARE_KOBJ_ATTR_STR_LIST(pm_rwtype1, comm_pm_rw_type[0][0], pm_rwtype);
+DECLARE_KOBJ_ATTR_STR_LIST(pm_rwtype2, comm_pm_rw_type[0][1], pm_rwtype);
+DECLARE_KOBJ_ATTR_STR_LIST(pm_rwtype3, comm_pm_rw_type[0][2], pm_rwtype);
+DECLARE_KOBJ_ATTR_STR_LIST(pm_rwtype4, comm_pm_rw_type[0][3], pm_rwtype);
+
+/* KOBJ : count */
+DECLARE_KOBJ_ATTR_RO_INT(count, count);
+
+/* KOBJ : err_msg */
+DECLARE_KOBJ_ATTR_RO_STR(err_msg, err_msg);
+
+#define KOBJ_ATTR_LIST \
+do { \
+	KOBJ_ATTR_ITEM(larb_req_type); \
+	KOBJ_ATTR_ITEM(comm_req_type); \
+	KOBJ_ATTR_ITEM(enable_parallel_mode); \
+	KOBJ_ATTR_ITEM(pm_rwtype1); \
+	KOBJ_ATTR_ITEM(pm_rwtype2); \
+	KOBJ_ATTR_ITEM(pm_rwtype3); \
+	KOBJ_ATTR_ITEM(pm_rwtype4); \
+	KOBJ_ATTR_ITEM(count); \
+	KOBJ_ATTR_ITEM(err_msg); \
+} while (0)
+
+/*======================================================================*/
+/*	SMI Operations							*/
+/*======================================================================*/
+static void met_smi_debug(char *debug_log)
+{
+	MET_TRACE("%s", debug_log);
+}
+
+static int do_smi(void)
+{
+	return met_sspm_smi.mode;
+}
+
+static void smi_init_value(void)
+{
+	int i;
+
+	smi_array_index = 0;
+	for (i = 0; i < MAX_CONFIG_ARRAY_SIZE; i++) {
+		smi_conf_array[i].master = 0;
+		smi_conf_array[i].port[0] = -1;
+		smi_conf_array[i].port[1] = -1;
+		smi_conf_array[i].port[2] = -1;
+		smi_conf_array[i].port[3] = -1;
+		smi_conf_array[i].rwtype[0] = SMI_RW_ALL;
+		smi_conf_array[i].rwtype[1] = SMI_RW_ALL;
+		smi_conf_array[i].rwtype[2] = SMI_RW_ALL;
+		smi_conf_array[i].rwtype[3] = SMI_RW_ALL;
+		smi_conf_array[i].desttype = SMI_DEST_EMI;
+		smi_conf_array[i].reqtype = SMI_REQ_ALL;
+	}
+}
+
+static int smi_init(void)
+{
+	int i;
+
+	if (smi_array_index < MAX_CONFIG_ARRAY_SIZE) {
+		for (i = 0; i < (smi_array_index + 1); i++) {
+			snprintf(debug_msg, MET_SMI_DEBUGBUF_SIZE,
+				"===SMI config: parallel_mode = %d, master = %d, port0 = %d, port1 = %d, port2 = %d, port3 = %d, rwtype0 = %d, rwtype1 = %d, rwtype2 = %d, rwtype3 = %d, desttype = %d, reqtype(larb) = %d, reqtype(comm) = %d\n",
+				parallel_mode,
+				smi_conf_array[i].master,
+				smi_conf_array[i].port[0],
+				smi_conf_array[i].port[1],
+				smi_conf_array[i].port[2],
+				smi_conf_array[i].port[3],
+				smi_conf_array[i].rwtype[0],
+				smi_conf_array[i].rwtype[1],
+				smi_conf_array[i].rwtype[2],
+				smi_conf_array[i].rwtype[3],
+				smi_conf_array[i].desttype,
+				smi_conf_array[i].reqtype >> MET_SMI_BIT_REQ_LARB,
+				smi_conf_array[i].reqtype >> MET_SMI_BIT_REQ_COMM);
+			met_smi_debug(debug_msg);
+		}
+	} else {
+		met_smi_debug("smi_init() FAIL : smi_array_index overflow\n");
+		return -1;
+	}
+
+	return 0;
+}
+
+static int met_smi_create(struct kobject *parent)
+{
+#define	KOBJ_ATTR_ITEM(attr_name) \
+do { \
+	ret = sysfs_create_file(kobj_smi, &attr_name##_attr.attr); \
+	if (ret != 0) { \
+		pr_debug("Failed to create " #attr_name " in sysfs\n"); \
+		return ret; \
+	} \
+} while (0)
+
+	int	j;
+	int	ret = 0;
+
+	pr_debug(" met_smi_create\n  met_smi_create\n  met_smi_create\n  met_smi_create\n  met_smi_create\n  met_smi_create\n  met_smi_create\n  met_smi_create\n");
+
+	/* Init. */
+
+	smi_init_value();
+
+	larb_req_type = SMI_REQ_ALL;
+	comm_req_type = SMI_REQ_ALL;
+	parallel_mode = 0;
+
+	for (j = 0; j < NPORT_IN_PM; j++)
+		comm_pm_rw_type[0][j] = SMI_READ_ONLY;
+
+	kobj_smi = parent;
+
+	KOBJ_ATTR_LIST;
+
+	return ret;
+
+#undef	KOBJ_ATTR_ITEM
+}
+
+void met_smi_delete(void)
+{
+#define	KOBJ_ATTR_ITEM(attr_name) \
+	sysfs_remove_file(kobj_smi, &attr_name##_attr.attr)
+
+
+	if (kobj_smi != NULL) {
+		KOBJ_ATTR_LIST;
+		kobj_smi = NULL;
+	}
+
+#undef	KOBJ_ATTR_ITEM
+}
+
+static void met_smi_start(void)
+{
+	if (do_smi()) {
+		if (smi_init() != 0) {
+			met_sspm_smi.mode = 0;
+			smi_init_value();
+			return;
+		}
+	}
+}
+
+static void met_smi_stop(void)
+{
+	int j;
+
+	if (do_smi()) {
+
+		/* Reset */
+		smi_init_value();
+		
+		larb_req_type = SMI_REQ_ALL;
+		comm_req_type = SMI_REQ_ALL;
+		parallel_mode = 0;
+		
+		for (j = 0; j < NPORT_IN_PM; j++)
+			comm_pm_rw_type[0][j] = SMI_READ_ONLY;
+		
+		
+		met_sspm_smi.mode = 0;
+	}
+	return ;
+}
+
+static char help[] =
+"  --smi=master:port:rw:dest:bus         monitor specified SMI banwidth\n"
+"  --smi=master:p1[:p2][:p3][:p4]        monitor parallel mode\n";
+
+static int smi_print_help(char *buf, int len)
+{
+	return snprintf(buf, PAGE_SIZE, "%s", help);
+}
+
+static int get_num(const char *__restrict__ dc, int *pValue)
+{
+	int	value = 0, digit;
+	int	i = 0;
+
+	while (((*dc) >= '0') && ((*dc) <= '9')) {
+		digit = (int)(*dc - '0');
+		value = value * 10 + digit;
+		dc++;
+		i++;
+	}
+
+	if (i == 0)
+		return 0;
+	*pValue = value;
+
+	return i;
+}
+
+/*
+ * There are serveal cases as follows:
+ *
+ * 1. "met-cmd --start --smi=master:port:rwtype:desttype:bustype" => Can assign multiple master
+ * 2. "met-cmd --start --smi=master:port[:port1][:port2][:port3]" ==> parael mode
+ *
+ */
+static int smi_process_argument(const char *__restrict__ arg, int len)
+{
+	int	args[5];
+	int	i, array_index;
+	int	idx;
+	unsigned int smi_conf_index = 0;
+	struct met_smi_conf smi_conf;
+
+	uint32_t ipi_buf[4];
+	uint32_t ret;
+	uint32_t rdata;
+	uint16_t sspm_master = 0;
+	uint32_t sspm_meta = 0;
+
+	if (len < 3)
+		return -1;
+
+	/*reset local config structure*/
+	memset(err_msg, 0, MET_SMI_BUF_SIZE);
+	for (i = 0; i < 4; i++) {
+		smi_conf.port[i] = -1;
+		smi_conf.rwtype[i] = SMI_RW_ALL;
+	}
+	smi_conf.master = 0;
+	smi_conf.reqtype = SMI_REQ_ALL;
+	smi_conf.desttype = SMI_DEST_EMI;
+
+	if (met_sspm_smi.mode != 0 && met_sspm_smi.mode != 1)
+		return -1;
+
+	/*
+	 * parse arguments
+	 * arg[0] = master
+	 * arg[1] = port or port1
+	 * arg[2] = rwtype or port2
+	 * arg[3] = desttype or port3
+	 * arg[4] = bustype or port4
+	 */
+	for (i = 0; i < ARRAY_SIZE(args); i++)
+		args[i] = -1;
+	idx = 0;
+	for (i = 0; i < ARRAY_SIZE(args); i++) {
+		ret = get_num(&(arg[idx]), &(args[i]));
+		if (ret == 0)
+			break;
+		idx += ret;
+		if (arg[idx] != ':')
+			break;
+		idx++;
+	}
+
+	pr_debug("===SMI process argu: args[0](%d), args[1](%d), args[2](%d), args[3](%d), args[4](%d)\n",
+		args[0],
+		args[1],
+		args[2],
+		args[3],
+		args[4]);
+
+	/*fill local config structure*/
+	smi_conf.master = args[0];
+	smi_conf.reqtype = (larb_req_type << MET_SMI_BIT_REQ_LARB) | (comm_req_type << MET_SMI_BIT_REQ_COMM);
+	if (parallel_mode == 0) {			/*legacy mode*/
+		smi_conf.rwtype[0] = args[2];
+		smi_conf.desttype = args[3];
+		smi_conf.port[0] = args[1];
+	} else {							/*parallel mode*/
+		smi_conf.desttype = SMI_DEST_EMI;
+		for (i = 0; i < 4; i++) {
+			if (args[i+1] < 0)
+				break;
+			smi_conf.port[i] = args[i+1];
+			smi_conf.rwtype[i] = comm_pm_rw_type[0][i];
+		}
+	}
+
+/*debug log to ftrace*/
+#ifdef MET_SMI_DEBUG
+	snprintf(debug_msg, MET_SMI_DEBUGBUF_SIZE,
+		"(argu)===SMI process argu Master[%d]: parallel_mode = %d, master = %d, port0 = %d, port1 = %d, port2 = %d, port3 = %d, rwtype0 = %d, rwtype1 = %d, rwtype2 = %d, rwtype3 = %d, desttype = %d, reqtype(larb) = %d, reqtype(comm) = %d\n",
+		args[0],
+		parallel_mode,
+		smi_conf.master,
+		smi_conf.port[0],
+		smi_conf.port[1],
+		smi_conf.port[2],
+		smi_conf.port[3],
+		smi_conf.rwtype[0],
+		smi_conf.rwtype[1],
+		smi_conf.rwtype[2],
+		smi_conf.rwtype[3],
+		smi_conf.desttype,
+		(smi_conf.reqtype >> MET_SMI_BIT_REQ_LARB) & 0x3,
+		(smi_conf.reqtype >> MET_SMI_BIT_REQ_COMM) & 0x3);	
+		met_smi_debug(debug_msg);
+#endif
+
+	/*find the empty conf_array*/
+	for (i = 0; i < MAX_CONFIG_ARRAY_SIZE; i++) {
+		if ((smi_conf_array[i].master == smi_conf.master) && (smi_conf_array[i].port[0] != -1))
+			break;
+	}
+	if (i >= MAX_CONFIG_ARRAY_SIZE) {
+		if (smi_conf_array[0].port[0] == -1) {
+			smi_array_index = 0;
+			array_index = 0;
+		} else {
+			smi_array_index = smi_array_index + 1;
+			array_index = smi_array_index;
+		}
+	} else {
+		array_index = i;
+	}
+
+	if ((smi_array_index >= MAX_CONFIG_ARRAY_SIZE) || (array_index >= MAX_CONFIG_ARRAY_SIZE)) {
+		snprintf(err_msg, MET_SMI_BUF_SIZE,
+			"===Setting Master[%d]: check smi_array_index=%d, array_index=%d overflow (> %d)\n",
+			args[0], smi_array_index, array_index, MAX_CONFIG_ARRAY_SIZE);
+		return -1;
+	}
+
+	smi_conf_array[array_index].master = smi_conf.master;
+
+
+	if (parallel_mode == 0) {	/* Legacy mode */
+		smi_conf_array[array_index].port[0] = smi_conf.port[0];
+	} else {					/* Parallel mode */
+		for (i = 0; i < NPORT_IN_PM; i++) {
+			if (smi_conf_array[array_index].port[i] == -1)
+				smi_conf_array[array_index].port[i] = smi_conf.port[smi_conf_index++];
+		}
+	}
+	smi_conf_array[array_index].rwtype[0] = smi_conf.rwtype[0];
+	smi_conf_array[array_index].rwtype[1] = smi_conf.rwtype[1];
+	smi_conf_array[array_index].rwtype[2] = smi_conf.rwtype[2];
+	smi_conf_array[array_index].rwtype[3] = smi_conf.rwtype[3];
+	smi_conf_array[array_index].desttype = smi_conf.desttype;
+	smi_conf_array[array_index].reqtype = smi_conf.reqtype;
+
+	pr_debug("===SMI process argu Master[%d]: parallel_mode = %d, master = %d, port0 = %d, port1 = %d, port2 = %d, port3 = %d, rwtype0 = %d, rwtype1 = %d, rwtype2 = %d, rwtype3 = %d, desttype = %d, reqtype(larb) = %d, reqtype(comm) = %d\n",
+		args[0],
+		parallel_mode,
+		smi_conf.master,
+		smi_conf.port[0],
+		smi_conf.port[1],
+		smi_conf.port[2],
+		smi_conf.port[3],
+		smi_conf.rwtype[0],
+		smi_conf.rwtype[1],
+		smi_conf.rwtype[2],
+		smi_conf.rwtype[3],
+		smi_conf.desttype,
+		(smi_conf.reqtype >> MET_SMI_BIT_REQ_LARB) & 0x3,
+		(smi_conf.reqtype >> MET_SMI_BIT_REQ_COMM) & 0x3);
+
+	// Encode SMI config: Master (request format from SMI driver)
+	sspm_master = sspm_master | (smi_conf_array[array_index].master << MET_SMI_BIT_MASTER);
+	sspm_master = sspm_master | 0 << MET_SMI_BIT_REQ; //reqtype value will be update in sspm side
+	sspm_master = sspm_master | (smi_conf_array[array_index].desttype << MET_SMI_BIT_DST);
+	sspm_master = sspm_master | (parallel_mode << MET_SMI_BIT_PM);
+	// Extrace info for larb and comm reqestType since of unable to recognize master belong to larb or comm.
+	// BIT13~BIT14: comm reqtype
+	// BIT15~BIT16: larb reqtype
+	sspm_master = sspm_master | smi_conf_array[array_index].reqtype;
+
+
+	// Encode SMI config: Meta (request format from SMI driver)
+	// Encode 4 Metadata into 1 unsigned int
+	// BIT0~BIT4: port
+	// BIT5~BIT6: rwtype
+	if(parallel_mode == 0){
+		sspm_meta = sspm_meta | (smi_conf_array[array_index].port[0] << MET_SMI_BIT_PORT);
+		sspm_meta = sspm_meta | (smi_conf_array[array_index].rwtype[0] << MET_SMI_BIT_RW);
+	}
+	else{
+		for(i = 0; i < 4; i++){
+			if(smi_conf_array[array_index].port[i] == 0xFFFFFFFF){
+				smi_conf_array[array_index].port[i] = USHRT_MAX;
+			}
+			sspm_meta = sspm_meta | (smi_conf_array[array_index].port[i] << (MET_SMI_BIT_PORT+8*i));
+			sspm_meta = sspm_meta | (smi_conf_array[array_index].rwtype[i] << (MET_SMI_BIT_RW+8*i));
+		}
+	}
+
+	// Transfer to SSPM side
+	if (sspm_buf_available == 1)
+	{
+		ipi_buf[0] = MET_MAIN_ID | MET_ARGU | MID_SMI << MID_BIT_SHIFT | 1;
+		ipi_buf[1] = sspm_master;
+		ipi_buf[2] = sspm_meta;
+		ipi_buf[3] = 0;
+		ret = sspm_ipi_send_sync(IPI_ID_MET, IPI_OPT_WAIT, (void *)ipi_buf, 0, &rdata, 1);
+
+		/* Set mode */
+		met_sspm_smi.mode = 1;
+		ondiemet_module[ONDIEMET_SSPM] |= ID_CPU_INFO_MAPPING;
+	}
+
+	return 0;
+}
+
+struct metdevice met_sspm_smi = {
+	.name						= "smi",
+	.owner						= THIS_MODULE,
+	.type						= MET_TYPE_BUS,
+	.create_subfs				= met_smi_create,
+	.delete_subfs				= met_smi_delete,
+	.cpu_related				= 0,
+	.ondiemet_mode 				= 1,	
+	.ondiemet_start				= met_smi_start,
+	.ondiemet_stop				= met_smi_stop,
+	.ondiemet_process_argument 	= smi_process_argument,
+	.ondiemet_print_help		= smi_print_help,	
+};
+
diff --git a/src/devtools/met-driver/4.14/common/sspm/sspm_met_smi.h b/src/devtools/met-driver/4.14/common/sspm/sspm_met_smi.h
new file mode 100644
index 0000000..918a5a5
--- /dev/null
+++ b/src/devtools/met-driver/4.14/common/sspm/sspm_met_smi.h
@@ -0,0 +1,54 @@
+/*
+ * Copyright (C) 2018 MediaTek Inc.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+
+#ifndef _SMI_H_
+#define _SMI_H_
+
+#include <linux/device.h>
+
+struct met_smi {
+	int mode;
+	int master;
+	unsigned int port;
+	unsigned int rwtype;	/* 0 for R+W, 1 for read, 2 for write */
+	unsigned int desttype;	/* 0 for EMI+internal mem, 1 for EMI, 3 for internal mem */
+	unsigned int bustype;	/* 0 for GMC, 1 for AXI */
+	/* unsigned long requesttype;// 0:All, 1:ultra high, 2:pre-ultrahigh, 3:normal. */
+	struct kobject *kobj_bus_smi;
+};
+
+struct smi_cfg {
+	int master;
+	unsigned int port;
+	unsigned int rwtype;	/* 0 for R+W, 1 for read, 2 for write */
+	unsigned int desttype;	/* 0 for EMI+internal mem, 1 for EMI, 3 for internal mem */
+	unsigned int bustype;	/*0 for GMC, 1 for AXI */
+	/*unsigned long requesttype;// 0:All, 1:ultra high, 2:pre-ultrahigh, 3:normal. */
+};
+
+struct smi_mon_con {
+	unsigned int requesttype;	/* 0:All, 1:ultra high, 2:pre-ultrahigh, 3:normal. */
+};
+
+/* ====================== SMI/EMI Interface ================================ */
+
+struct met_smi_conf {
+	unsigned int master;	/*Ex : Whitney: 0~8 for larb0~larb8,  9 for common larb*/
+	int	port[4];	/* port select : [0] only for legacy mode, [0~3] ports for parallel mode, -1 no select*/
+	unsigned int reqtype; /* Selects request type : 0 for all,1 for ultra,2 for preultra,3 for normal*/
+	unsigned int rwtype[4]; /* Selects read/write:  0 for R+W,  1 for read,  2 for write;*/
+				/* [0] for legacy and parallel larb0~8, [0~3] for parallel mode common*/
+	unsigned int desttype; /* Selects destination: 0 and 3 for all memory, 1 for External,2 for internal*/
+};
+
+#endif				/* _SMI_H_ */
diff --git a/src/devtools/met-driver/4.14/common/sspm/sspm_met_smi_name.h b/src/devtools/met-driver/4.14/common/sspm/sspm_met_smi_name.h
new file mode 100644
index 0000000..fd9197e
--- /dev/null
+++ b/src/devtools/met-driver/4.14/common/sspm/sspm_met_smi_name.h
@@ -0,0 +1,53 @@
+/*
+ * Copyright (C) 2018 MediaTek Inc.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+
+#ifndef _SMI_NAME_H_
+#define _SMI_NAME_H_
+#include "mtk_smi.h"
+
+enum SMI_DEST {
+	SMI_DEST_ALL		= 0,
+	SMI_DEST_EMI		= 1,
+	SMI_DEST_INTERNAL	= 2,
+	SMI_DEST_NONE		= 9
+};
+
+enum SMI_RW {
+	SMI_RW_ALL		= 0,
+	SMI_READ_ONLY		= 1,
+	SMI_WRITE_ONLY		= 2,
+	SMI_RW_RESPECTIVE	= 3,
+	SMI_RW_NONE		= 9
+};
+
+enum SMI_BUS {
+	SMI_BUS_GMC		= 0,
+	SMI_BUS_AXI		= 1,
+	SMI_BUS_NONE		= 9
+};
+
+enum SMI_REQUEST {
+	SMI_REQ_ALL		= 0,
+	SMI_REQ_ULTRA		= 1,
+	SMI_REQ_PREULTRA	= 2,
+	SMI_NORMAL_ULTRA	= 3,
+	SMI_REQ_NONE		= 9
+};
+
+struct smi_desc {
+	unsigned long port;
+	enum SMI_DEST desttype;
+	enum SMI_RW rwtype;
+	enum SMI_BUS bustype;
+};
+#endif	/* _SMI_NAME_H_ */
diff --git a/src/devtools/met-driver/4.14/common/sspm/sspm_mtk_smi.h b/src/devtools/met-driver/4.14/common/sspm/sspm_mtk_smi.h
new file mode 100644
index 0000000..9e76a0b
--- /dev/null
+++ b/src/devtools/met-driver/4.14/common/sspm/sspm_mtk_smi.h
@@ -0,0 +1,133 @@
+/*
+ * Copyright (C) 2018 MediaTek Inc.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+
+#ifndef __MT_SMI_H__
+#define __MT_SMI_H__
+
+/* the default value, but the real number will get from symbol function*/
+#define SMI_LARB_NUMBER		9
+#define SMI_COMM_NUMBER		1
+#define SMI_LARB_MONITOR_NUMBER    1
+#define SMI_COMM_MONITOR_NUMBER    1
+
+#define SMI_REQ_OK		    (0)
+#define SMI_ERR_WRONG_REQ	(-1)
+#define SMI_ERR_OVERRUN		(-2)
+
+#define SMI_IOMEM_ADDR(b, off)	((void __iomem *)(((unsigned long)b)+off))
+
+#define SMI_LARB_MON_ENA(b)		    SMI_IOMEM_ADDR((b), 0x400)
+#define SMI_LARB_MON_CLR(b)		    SMI_IOMEM_ADDR((b), 0x404)
+#define SMI_LARB_MON_PORT(b)		SMI_IOMEM_ADDR((b), 0x408)
+#define SMI_LARB_MON_CON(b)		    SMI_IOMEM_ADDR((b), 0x40C)
+
+#define SMI_LARB_MON_ACT_CNT(b)		SMI_IOMEM_ADDR((b), 0x410)
+#define SMI_LARB_MON_REQ_CNT(b)		SMI_IOMEM_ADDR((b), 0x414)
+#define SMI_LARB_MON_BEA_CNT(b)		SMI_IOMEM_ADDR((b), 0x418)
+#define SMI_LARB_MON_BYT_CNT(b)		SMI_IOMEM_ADDR((b), 0x41C)
+#define SMI_LARB_MON_CP_CNT(b)		SMI_IOMEM_ADDR((b), 0x420)
+#define SMI_LARB_MON_DP_CNT(b)		SMI_IOMEM_ADDR((b), 0x424)
+#define SMI_LARB_MON_OSTD_CNT(b)	SMI_IOMEM_ADDR((b), 0x428)
+#define SMI_LARB_MON_CP_MAX(b)		SMI_IOMEM_ADDR((b), 0x430)
+#define SMI_LARB_MON_OSTD_MAX(b)	SMI_IOMEM_ADDR((b), 0x434)
+
+#define SMI_COMM_MON_ENA(b)		    SMI_IOMEM_ADDR((b), 0x1A0)
+#define SMI_COMM_MON_CLR(b)		    SMI_IOMEM_ADDR((b), 0x1A4)
+#define SMI_COMM_MON_TYPE(b)		SMI_IOMEM_ADDR((b), 0x1AC)
+#define SMI_COMM_MON_CON(b)		    SMI_IOMEM_ADDR((b), 0x1B0)
+#define SMI_COMM_MON_ACT_CNT(b)		SMI_IOMEM_ADDR((b), 0x1C0)
+#define SMI_COMM_MON_REQ_CNT(b)		SMI_IOMEM_ADDR((b), 0x1C4)
+#define SMI_COMM_MON_OSTD_CNT(b)	SMI_IOMEM_ADDR((b), 0x1C8)
+#define SMI_COMM_MON_BEA_CNT(b)		SMI_IOMEM_ADDR((b), 0x1CC)
+#define SMI_COMM_MON_BYT_CNT(b)		SMI_IOMEM_ADDR((b), 0x1D0)
+#define SMI_COMM_MON_CP_CNT(b)		SMI_IOMEM_ADDR((b), 0x1D4)
+#define SMI_COMM_MON_DP_CNT(b)		SMI_IOMEM_ADDR((b), 0x1D8)
+#define SMI_COMM_MON_CP_MAX(b)		SMI_IOMEM_ADDR((b), 0x1DC)
+#define SMI_COMM_MON_OSTD_MAX(b)	SMI_IOMEM_ADDR((b), 0x1E0)
+
+
+/*ondiemet smi ipi command*/
+enum MET_SMI_IPI_Type {
+	SMI_DRIVER_INITIAL_VALUE = 0x0,
+	SMI_DRIVER_RESET_VALUE,
+	SET_BASE_SMI,
+	SMI_ASSIGN_PORT_START,
+	SMI_ASSIGN_PORT_I,
+	SMI_ASSIGN_PORT_II,
+	SMI_ASSIGN_PORT_III,
+	SMI_ASSIGN_PORT_END,
+};
+
+
+
+
+void MET_SMI_IPI_baseaddr(void);
+int MET_SMI_Init(void);
+void MET_SMI_Fini(void);
+void MET_SMI_Enable(int larbno);
+void MET_SMI_Disable(int larbno);
+void MET_SMI_Pause(int larbno);
+void MET_SMI_Clear(int larbno);
+int MET_SMI_PowerOn(unsigned int master);
+void MET_SMI_PowerOff(unsigned int master);
+int MET_SMI_LARB_SetCfg(int larbno,
+			unsigned int pm,
+			unsigned int reqtype, unsigned int rwtype, unsigned int dsttype);
+int MET_SMI_LARB_SetPortNo(int larbno, unsigned int idx, unsigned int port);
+int MET_SMI_COMM_SetCfg(int commonno, unsigned int pm, unsigned int reqtype);
+int MET_SMI_COMM_SetPortNo(int commonno, unsigned int idx, unsigned int port);
+int MET_SMI_COMM_SetRWType(int commonno, unsigned int idx, unsigned int rw);
+
+/* config */
+int MET_SMI_GetEna(int larbno);
+int MET_SMI_GetClr(int larbno);
+int MET_SMI_GetPortNo(int larbno);
+int MET_SMI_GetCon(int larbno);
+
+/* cnt */
+int MET_SMI_GetActiveCnt(int larbno);
+int MET_SMI_GetRequestCnt(int larbno);
+int MET_SMI_GetBeatCnt(int larbno);
+int MET_SMI_GetByteCnt(int larbno);
+int MET_SMI_GetCPCnt(int larbno);
+int MET_SMI_GetDPCnt(int larbno);
+int MET_SMI_GetOSTDCnt(int larbno);
+int MET_SMI_GetCP_MAX(int larbno);
+int MET_SMI_GetOSTD_MAX(int larbno);
+
+/* common */
+void MET_SMI_Comm_Init(void);
+void MET_SMI_Comm_Enable(int commonno);
+void MET_SMI_Comm_Disable(int commonno);
+void MET_SMI_Pause(int commonno);
+void MET_SMI_Comm_Clear(int commonno);
+
+/* common config */
+int MET_SMI_Comm_GetEna(int commonno);
+int MET_SMI_Comm_GetClr(int commonno);
+int MET_SMI_Comm_GetType(int commonno);
+int MET_SMI_Comm_GetCon(int commonno);
+
+/* cnt */
+int MET_SMI_Comm_GetPortNo(int commonno);
+int MET_SMI_Comm_GetActiveCnt(int commonno);
+int MET_SMI_Comm_GetRequestCnt(int commonno);
+int MET_SMI_Comm_GetBeatCnt(int commonno);
+int MET_SMI_Comm_GetByteCnt(int commonno);
+int MET_SMI_Comm_GetCPCnt(int commonno);
+int MET_SMI_Comm_GetDPCnt(int commonno);
+int MET_SMI_Comm_GetOSTDCnt(int commonno);
+int MET_SMI_Comm_GetCP_MAX(int commonno);
+int MET_SMI_Comm_GetOSTD_MAX(int commonno);
+
+#endif				/* __MT_SMI_H__ */
diff --git a/src/devtools/met-driver/4.14/common/sspm/sspm_walltime.c b/src/devtools/met-driver/4.14/common/sspm/sspm_walltime.c
new file mode 100644
index 0000000..cc12b8b
--- /dev/null
+++ b/src/devtools/met-driver/4.14/common/sspm/sspm_walltime.c
@@ -0,0 +1,52 @@
+/*
+ * Copyright (C) 2018 MediaTek Inc.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+
+#include <linux/sched.h>
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/random.h>
+#include <linux/fs.h>
+
+#include "met_drv.h"
+#include "trace.h"
+/* #include "plf_init.h" */
+#include "sspm/ondiemet_sspm.h"
+
+static void sspm_walltime_start(void)
+{
+	ondiemet_module[ONDIEMET_SSPM] |= ID_WALL_TIME;
+}
+
+static void sspm_walltime_stop(void)
+{
+}
+
+static const char sspm_walltime_header[] = "met-info [000] 0.0: sspm WCLK: freq\n";
+
+static int sspm_walltime_print_header(char *buf, int len)
+{
+	return snprintf(buf, PAGE_SIZE, sspm_walltime_header);
+}
+
+struct metdevice met_sspm_walltime = {
+	.name = "sspm_wall_time",
+	.owner = THIS_MODULE,
+	.type = MET_TYPE_BUS,
+	.cpu_related = 0,
+	.ondiemet_mode = 0,
+	.print_header = sspm_walltime_print_header,
+	.ondiemet_start = sspm_walltime_start,
+	.ondiemet_stop = sspm_walltime_stop,
+	.ondiemet_print_header = sspm_walltime_print_header,
+};
+EXPORT_SYMBOL(met_sspm_walltime);