diff --git a/drivers/soc/qcom/cdsprm.c b/drivers/soc/qcom/cdsprm.c
index 33c769a92bbd..8b2961188d6d 100644
--- a/drivers/soc/qcom/cdsprm.c
+++ b/drivers/soc/qcom/cdsprm.c
@@ -1,6 +1,6 @@
 // SPDX-License-Identifier: GPL-2.0-only
 /*
- * Copyright (c) 2018-2020, The Linux Foundation. All rights reserved.
+ * Copyright (c) 2018-2021, The Linux Foundation. All rights reserved.
  */
 
 /*
@@ -13,6 +13,7 @@
 
 #include <linux/kernel.h>
 #include <linux/module.h>
+#include <linux/slab.h>
 #include <linux/completion.h>
 #include <linux/string.h>
 #include <linux/err.h>
@@ -231,6 +232,7 @@ struct cdsprm {
 	bool				b_rpmsg_register;
 	bool				b_qosinitdone;
 	bool				b_applyingNpuLimit;
+	bool				b_silver_en;
 	int					latency_request;
 	int					b_cdsprm_devinit;
 	int					b_hvxrm_devinit;
@@ -245,6 +247,9 @@ struct cdsprm {
 	int (*set_l3_freq_cached)(unsigned int freq_khz);
 	int (*set_corner_limit)(enum cdsprm_npu_corner);
 	int (*set_corner_limit_cached)(enum cdsprm_npu_corner);
+	u32 *coreno;
+	u32 corecount;
+	struct dev_pm_qos_request *dev_pm_qos_req;
 };
 
 static struct cdsprm gcdsprm;
@@ -594,15 +599,92 @@ void cdsprm_unregister_cdspl3gov(void)
 }
 EXPORT_SYMBOL(cdsprm_unregister_cdspl3gov);
 
+static void qos_cores_init(struct device *dev)
+{
+	int i, err = 0;
+	u32 *cpucores = NULL;
+
+	of_find_property(dev->of_node,
+					"qcom,qos-cores", &gcdsprm.corecount);
+
+	if (gcdsprm.corecount) {
+		gcdsprm.corecount /= sizeof(u32);
+
+		cpucores = kcalloc(gcdsprm.corecount,
+					sizeof(u32), GFP_KERNEL);
+
+		if (cpucores == NULL) {
+			dev_err(dev,
+					"kcalloc failed for cpucores\n");
+			gcdsprm.b_silver_en = false;
+		}
+
+		for (i = 0; i < gcdsprm.corecount; i++) {
+			err = of_property_read_u32_index(dev->of_node,
+						 "qcom,qos-cores", i, &cpucores[i]);
+			if (err) {
+				dev_err(dev,
+					"%s: failed to read QOS coree for core:%d\n",
+						__func__, i);
+				gcdsprm.b_silver_en = false;
+			}
+		}
+
+		gcdsprm.coreno = cpucores;
+
+		gcdsprm.dev_pm_qos_req = kcalloc(gcdsprm.corecount,
+				sizeof(struct dev_pm_qos_request), GFP_KERNEL);
+
+		if (gcdsprm.dev_pm_qos_req == NULL) {
+			dev_err(dev,
+					"kcalloc failed for dev_pm_qos_req\n");
+			gcdsprm.b_silver_en = false;
+		}
+	}
+}
+
 static void set_qos_latency(int latency)
 {
-	if (!gcdsprm.qos_request) {
-		pm_qos_add_request(&gcdsprm.pm_qos_req,
-			PM_QOS_CPU_DMA_LATENCY, latency);
-		gcdsprm.qos_request = true;
+	int err = 0;
+	u32 ii = 0;
+	int cpu;
+
+	if (gcdsprm.b_silver_en) {
+
+		for (ii = 0; ii < gcdsprm.corecount; ii++) {
+			cpu = gcdsprm.coreno[ii];
+
+			if (!gcdsprm.qos_request) {
+				err = dev_pm_qos_add_request(
+						get_cpu_device(cpu),
+						&gcdsprm.dev_pm_qos_req[ii],
+						DEV_PM_QOS_RESUME_LATENCY,
+						latency);
+			} else {
+				err = dev_pm_qos_update_request(
+						&gcdsprm.dev_pm_qos_req[ii],
+						latency);
+			}
+
+			if (err < 0) {
+				pr_err("%s: %s: PM voting cpu:%d fail,err %d,QoS update %d\n",
+					current->comm, __func__, cpu,
+					err, gcdsprm.qos_request);
+				break;
+			}
+		}
+
+		if (err >= 0)
+			gcdsprm.qos_request = true;
 	} else {
-		pm_qos_update_request(&gcdsprm.pm_qos_req,
-			latency);
+		if (!gcdsprm.qos_request) {
+			pm_qos_add_request(&gcdsprm.pm_qos_req,
+				PM_QOS_CPU_DMA_LATENCY, latency);
+			gcdsprm.qos_request = true;
+		} else {
+			pm_qos_update_request(&gcdsprm.pm_qos_req,
+				latency);
+		}
 	}
 }
 
@@ -646,9 +728,9 @@ static void process_rm_request(struct sysmon_msg *msg)
 		} else if ((rm_msg->b_qos_flag ==
 					SYSMON_CDSP_QOS_FLAG_DISABLE) &&
 				(gcdsprm.latency_request !=
-					QOS_LATENCY_DISABLE_VALUE)) {
-			set_qos_latency(QOS_LATENCY_DISABLE_VALUE);
-			gcdsprm.latency_request = QOS_LATENCY_DISABLE_VALUE;
+					PM_QOS_RESUME_LATENCY_DEFAULT_VALUE)) {
+			set_qos_latency(PM_QOS_RESUME_LATENCY_DEFAULT_VALUE);
+			gcdsprm.latency_request = PM_QOS_RESUME_LATENCY_DEFAULT_VALUE;
 			pr_debug("Set qos latency to %d\n",
 					gcdsprm.latency_request);
 		}
@@ -689,8 +771,8 @@ static void process_delayed_rm_request(struct work_struct *work)
 		curr_timestamp = __arch_counter_get_cntvct();
 	}
 
-	set_qos_latency(QOS_LATENCY_DISABLE_VALUE);
-	gcdsprm.latency_request = QOS_LATENCY_DISABLE_VALUE;
+	set_qos_latency(PM_QOS_RESUME_LATENCY_DEFAULT_VALUE);
+	gcdsprm.latency_request = PM_QOS_RESUME_LATENCY_DEFAULT_VALUE;
 	pr_debug("Set qos latency to %d\n", gcdsprm.latency_request);
 	gcdsprm.dt_state = CDSP_DELAY_THREAD_EXITING;
 
@@ -1142,10 +1224,17 @@ static int cdsp_rm_driver_probe(struct platform_device *pdev)
 {
 	int n, m, i, ret;
 	u32 p;
+
 	struct device *dev = &pdev->dev;
 	struct thermal_cooling_device *tcdev = 0;
 	unsigned int cooling_cells = 0;
 
+	gcdsprm.b_silver_en = of_property_read_bool(dev->of_node,
+					"qcom,qos-cores");
+
+	if (gcdsprm.b_silver_en)
+		qos_cores_init(dev);
+
 	if (of_property_read_u32(dev->of_node,
 			"qcom,qos-latency-us", &gcdsprm.qos_latency_us)) {
 		return -EINVAL;
@@ -1505,8 +1594,8 @@ static void __exit cdsprm_exit(void)
 
 	pr_info("Exit module called\n");
 	if (gcdsprm.qos_request) {
-		set_qos_latency(QOS_LATENCY_DISABLE_VALUE);
-		gcdsprm.latency_request = QOS_LATENCY_DISABLE_VALUE;
+		set_qos_latency(PM_QOS_RESUME_LATENCY_DEFAULT_VALUE);
+		gcdsprm.latency_request = PM_QOS_RESUME_LATENCY_DEFAULT_VALUE;
 	}
 
 	if (gcdsprm.hvx_tcdev)