diff --git a/services/tuner/TunerService.cpp b/services/tuner/TunerService.cpp
index 514a636..d59d95f 100644
--- a/services/tuner/TunerService.cpp
+++ b/services/tuner/TunerService.cpp
@@ -194,6 +194,11 @@
     return ::ndk::ScopedAStatus::ok();
 }
 
+::ndk::ScopedAStatus TunerService::isLnaSupported(bool* _aidl_return) {
+    ALOGV("isLnaSupported");
+    return mTuner->isLnaSupported(_aidl_return);
+}
+
 ::ndk::ScopedAStatus TunerService::setLna(bool bEnable) {
     return mTuner->setLna(bEnable);
 }
diff --git a/services/tuner/TunerService.h b/services/tuner/TunerService.h
index 6435e17..517df4a 100644
--- a/services/tuner/TunerService.h
+++ b/services/tuner/TunerService.h
@@ -77,6 +77,7 @@
     ::ndk::ScopedAStatus openSharedFilter(const string& in_filterToken,
                                           const shared_ptr<ITunerFilterCallback>& in_cb,
                                           shared_ptr<ITunerFilter>* _aidl_return) override;
+    ::ndk::ScopedAStatus isLnaSupported(bool* _aidl_return) override;
     ::ndk::ScopedAStatus setLna(bool in_bEnable) override;
     ::ndk::ScopedAStatus setMaxNumberOfFrontends(FrontendType in_frontendType,
                                                  int32_t in_maxNumber) override;
diff --git a/services/tuner/aidl/android/media/tv/tuner/ITunerService.aidl b/services/tuner/aidl/android/media/tv/tuner/ITunerService.aidl
index b8084ab..8d285e3 100644
--- a/services/tuner/aidl/android/media/tv/tuner/ITunerService.aidl
+++ b/services/tuner/aidl/android/media/tv/tuner/ITunerService.aidl
@@ -107,6 +107,13 @@
     ITunerFilter openSharedFilter(in String filterToken, in ITunerFilterCallback cb);
 
     /**
+     * Is Low Noise Amplifier (LNA) supported by the Tuner.
+     *
+     * @return {@code true} if supported, otherwise {@code false}.
+     */
+    boolean isLnaSupported();
+
+    /**
      * Enable or Disable Low Noise Amplifier (LNA).
      *
      * @param bEnable enable Lna or not.
diff --git a/services/tuner/hidl/TunerHidlService.cpp b/services/tuner/hidl/TunerHidlService.cpp
index aa03316..52005c2 100644
--- a/services/tuner/hidl/TunerHidlService.cpp
+++ b/services/tuner/hidl/TunerHidlService.cpp
@@ -302,6 +302,11 @@
     return ::ndk::ScopedAStatus::ok();
 }
 
+::ndk::ScopedAStatus TunerHidlService::isLnaSupported(bool* /* _aidl_return */) {
+    return ::ndk::ScopedAStatus::fromServiceSpecificError(
+            static_cast<int32_t>(Result::UNAVAILABLE));
+}
+
 ::ndk::ScopedAStatus TunerHidlService::setLna(bool bEnable) {
     if (mTuner == nullptr) {
         ALOGE("get ITuner failed");
diff --git a/services/tuner/hidl/TunerHidlService.h b/services/tuner/hidl/TunerHidlService.h
index 6f43d43..872aefc 100644
--- a/services/tuner/hidl/TunerHidlService.h
+++ b/services/tuner/hidl/TunerHidlService.h
@@ -89,6 +89,7 @@
     ::ndk::ScopedAStatus openSharedFilter(const string& in_filterToken,
                                           const shared_ptr<ITunerFilterCallback>& in_cb,
                                           shared_ptr<ITunerFilter>* _aidl_return) override;
+    ::ndk::ScopedAStatus isLnaSupported(bool* _aidl_return) override;
     ::ndk::ScopedAStatus setLna(bool in_bEnable) override;
     ::ndk::ScopedAStatus setMaxNumberOfFrontends(FrontendType in_frontendType,
                                                  int32_t in_maxNumber) override;