diff --git a/arch/arm64/boot/dts/htc/msm8998-htc-common.dtsi b/arch/arm64/boot/dts/htc/msm8998-htc-common.dtsi
index db3cb0e8bc5b..d88e9784de31 100755
--- a/arch/arm64/boot/dts/htc/msm8998-htc-common.dtsi
+++ b/arch/arm64/boot/dts/htc/msm8998-htc-common.dtsi
@@ -94,7 +94,7 @@
 
 	easel_mem: easel_mem@95c00000 {
 		compatible = "removed-dma-pool";
-		reg = <0 0x95c00000 0 0x6000000>;  /* 96 MB */
+		reg = <0 0x95c00000 0 0x4000000>;
 		label = "easel_mem";
 	};
 
diff --git a/arch/arm64/boot/dts/lge/msm8998-taimen.dtsi b/arch/arm64/boot/dts/lge/msm8998-taimen.dtsi
index 28dfccd2b9fa..63deeedfe185 100644
--- a/arch/arm64/boot/dts/lge/msm8998-taimen.dtsi
+++ b/arch/arm64/boot/dts/lge/msm8998-taimen.dtsi
@@ -56,7 +56,7 @@
 
 	easel_mem: easel_mem@96000000 {
 		linux,contiguous-region;
-		reg = <0 0x96000000 0 0x6000000>; /* 96 MB */
+		reg = <0 0x96000000 0 0x4000000>;
 		label = "easel_mem";
 	};
 
diff --git a/include/uapi/linux/mnh-sm.h b/include/uapi/linux/mnh-sm.h
index 20661bef574e..d9d5c9ca29e8 100644
--- a/include/uapi/linux/mnh-sm.h
+++ b/include/uapi/linux/mnh-sm.h
@@ -38,7 +38,7 @@
 #define MNH_SM_IOC_MAGIC 'T'
 #define MNH_SM_MAX 8
 
-#define MNH_ION_BUFFER_SIZE (SZ_32M + SZ_16M)  /* 48 MB for kernel */
+#define MNH_ION_BUFFER_SIZE SZ_64M
 #define FW_VER_SIZE 16
 
 #define MNH_SM_IOC_GET_STATE \