diff --git a/camera/camera_platform.aconfig b/camera/camera_platform.aconfig
index 1f50570..2a6dd9c 100644
--- a/camera/camera_platform.aconfig
+++ b/camera/camera_platform.aconfig
@@ -129,6 +129,16 @@
 
 flag {
      namespace: "camera_platform"
+     name: "surface_ipc"
+     description: "Optimize Surface binder IPC"
+     bug: "323292530"
+     metadata {
+       purpose: PURPOSE_BUGFIX
+     }
+}
+
+flag {
+     namespace: "camera_platform"
      name: "extension_10_bit"
      description: "Enables 10-bit support in the camera extensions."
      bug: "316375635"
diff --git a/camera/cameraserver/cameraserver.rc b/camera/cameraserver/cameraserver.rc
index e307653..63fa2b0 100644
--- a/camera/cameraserver/cameraserver.rc
+++ b/camera/cameraserver/cameraserver.rc
@@ -5,5 +5,6 @@
     ioprio rt 4
     task_profiles CameraServiceCapacity MaxPerformance
     rlimit rtprio 10 10
+    capabilities SYS_NICE
     onrestart class_restart cameraWatchdog
     interface aidl android.frameworks.cameraservice.service.ICameraService/default
diff --git a/services/camera/libcameraservice/device3/Camera3Device.cpp b/services/camera/libcameraservice/device3/Camera3Device.cpp
index 9792089..392959e 100644
--- a/services/camera/libcameraservice/device3/Camera3Device.cpp
+++ b/services/camera/libcameraservice/device3/Camera3Device.cpp
@@ -45,6 +45,7 @@
 #include <utility>
 
 #include <android-base/stringprintf.h>
+#include <sched.h>
 #include <utils/Log.h>
 #include <utils/Trace.h>
 #include <utils/Timers.h>
@@ -2387,6 +2388,42 @@
     return ret;
 }
 
+Camera3Device::RunThreadWithRealtimePriority::RunThreadWithRealtimePriority(int tid) : mTid(tid),
+        mPreviousPolicy(sched_getscheduler(tid)) {
+    if (flags::surface_ipc()) {
+        auto res = sched_getparam(mTid, &mPreviousParams);
+        if (res != OK) {
+            ALOGE("Can't retrieve thread scheduler parameters: %s (%d)",
+                    strerror(-res), res);
+            return;
+        }
+
+        struct sched_param param = {0};
+        param.sched_priority = kRequestThreadPriority;
+
+        res = sched_setscheduler(mTid, SCHED_FIFO, &param);
+        if (res != OK) {
+            ALOGW("Can't set realtime priority for thread: %s (%d)",
+                    strerror(-res), res);
+        } else {
+            ALOGD("Set real time priority for thread (tid %d)", mTid);
+            mPolicyBumped = true;
+        }
+    }
+}
+
+Camera3Device::RunThreadWithRealtimePriority::~RunThreadWithRealtimePriority() {
+    if (mPolicyBumped && flags::surface_ipc()) {
+        auto res = sched_setscheduler(mTid, mPreviousPolicy, &mPreviousParams);
+        if (res != OK) {
+            ALOGE("Can't set regular priority for thread: %s (%d)",
+                    strerror(-res), res);
+        } else {
+            ALOGD("Set regular priority for thread (tid %d)", mTid);
+        }
+    }
+}
+
 status_t Camera3Device::configureStreamsLocked(int operatingMode,
         const CameraMetadata& sessionParams, bool notifyRequestThread) {
     ATRACE_CALL();
@@ -2582,43 +2619,51 @@
         }
         mRequestThread->setHalBufferManagedStreams(mHalBufManagedStreamIds);
     }
-    // Finish all stream configuration immediately.
-    // TODO: Try to relax this later back to lazy completion, which should be
-    // faster
 
-    if (mInputStream != NULL && mInputStream->isConfiguring()) {
-        bool streamReConfigured = false;
-        res = mInputStream->finishConfiguration(&streamReConfigured);
-        if (res != OK) {
-            CLOGE("Can't finish configuring input stream %d: %s (%d)",
-                    mInputStream->getId(), strerror(-res), res);
-            cancelStreamsConfigurationLocked();
-            if ((res == NO_INIT || res == DEAD_OBJECT) && mInputStream->isAbandoned()) {
-                return DEAD_OBJECT;
-            }
-            return BAD_VALUE;
-        }
-        if (streamReConfigured) {
-            mInterface->onStreamReConfigured(mInputStream->getId());
-        }
-    }
+    {
+        // Stream/surface setup can include a lot of binder IPC. Raise the
+        // thread priority when running the binder IPC heavy configuration
+        // sequence.
+        RunThreadWithRealtimePriority priorityBump;
 
-    for (size_t i = 0; i < mOutputStreams.size(); i++) {
-        sp<Camera3OutputStreamInterface> outputStream = mOutputStreams[i];
-        if (outputStream->isConfiguring() && !outputStream->isConsumerConfigurationDeferred()) {
+        // Finish all stream configuration immediately.
+        // TODO: Try to relax this later back to lazy completion, which should be
+        // faster
+
+        if (mInputStream != NULL && mInputStream->isConfiguring()) {
             bool streamReConfigured = false;
-            res = outputStream->finishConfiguration(&streamReConfigured);
+            res = mInputStream->finishConfiguration(&streamReConfigured);
             if (res != OK) {
-                CLOGE("Can't finish configuring output stream %d: %s (%d)",
-                        outputStream->getId(), strerror(-res), res);
+                CLOGE("Can't finish configuring input stream %d: %s (%d)",
+                        mInputStream->getId(), strerror(-res), res);
                 cancelStreamsConfigurationLocked();
-                if ((res == NO_INIT || res == DEAD_OBJECT) && outputStream->isAbandoned()) {
+                if ((res == NO_INIT || res == DEAD_OBJECT) && mInputStream->isAbandoned()) {
                     return DEAD_OBJECT;
                 }
                 return BAD_VALUE;
             }
             if (streamReConfigured) {
-                mInterface->onStreamReConfigured(outputStream->getId());
+                mInterface->onStreamReConfigured(mInputStream->getId());
+            }
+        }
+
+        for (size_t i = 0; i < mOutputStreams.size(); i++) {
+            sp<Camera3OutputStreamInterface> outputStream = mOutputStreams[i];
+            if (outputStream->isConfiguring() && !outputStream->isConsumerConfigurationDeferred()) {
+                bool streamReConfigured = false;
+                res = outputStream->finishConfiguration(&streamReConfigured);
+                if (res != OK) {
+                    CLOGE("Can't finish configuring output stream %d: %s (%d)",
+                            outputStream->getId(), strerror(-res), res);
+                    cancelStreamsConfigurationLocked();
+                    if ((res == NO_INIT || res == DEAD_OBJECT) && outputStream->isAbandoned()) {
+                        return DEAD_OBJECT;
+                    }
+                    return BAD_VALUE;
+                }
+                if (streamReConfigured) {
+                    mInterface->onStreamReConfigured(outputStream->getId());
+                }
             }
         }
     }
diff --git a/services/camera/libcameraservice/device3/Camera3Device.h b/services/camera/libcameraservice/device3/Camera3Device.h
index ac4b039..432b4b9 100644
--- a/services/camera/libcameraservice/device3/Camera3Device.h
+++ b/services/camera/libcameraservice/device3/Camera3Device.h
@@ -1610,6 +1610,35 @@
 
     void overrideStreamUseCaseLocked();
 
+    // An instance of this class will raise the scheduling policy of a given
+    // given thread to real time and keep it this way throughout the lifetime
+    // of the object. The thread scheduling policy will revert back to its original
+    // state after the instances is released. By default the implementation will
+    // raise the priority of the current thread unless clients explicitly specify
+    // another thread id.
+    // Client must avoid:
+    //  - Keeping an instance of this class for extended and long running operations.
+    //    This is only intended for short/temporarily priority bumps that mitigate
+    //    scheduling delays within critical camera paths.
+    //  - Allocating instances of this class on the memory heap unless clients have
+    //    complete control over the object lifetime. It is preferable to allocate
+    //    instances of this class on the stack instead.
+    //  - Nesting multiple instances of this class using the same default or same thread id.
+    class RunThreadWithRealtimePriority final {
+        public:
+            RunThreadWithRealtimePriority(int tid = gettid());
+            ~RunThreadWithRealtimePriority();
+
+            RunThreadWithRealtimePriority(const RunThreadWithRealtimePriority&) = delete;
+            RunThreadWithRealtimePriority& operator=(const RunThreadWithRealtimePriority&) = delete;
+
+        private:
+            int mTid;
+            int mPreviousPolicy;
+            bool mPolicyBumped = false;
+            struct sched_param mPreviousParams;
+    };
+
 }; // class Camera3Device
 
 }; // namespace android
diff --git a/services/camera/libcameraservice/device3/Camera3FakeStream.cpp b/services/camera/libcameraservice/device3/Camera3FakeStream.cpp
index 75162bf..55467c3 100644
--- a/services/camera/libcameraservice/device3/Camera3FakeStream.cpp
+++ b/services/camera/libcameraservice/device3/Camera3FakeStream.cpp
@@ -68,7 +68,7 @@
     return INVALID_OPERATION;
 }
 
-void Camera3FakeStream::dump(int fd, [[maybe_unused]] const Vector<String16> &args) const {
+void Camera3FakeStream::dump(int fd, [[maybe_unused]] const Vector<String16> &args) {
     std::string lines;
     lines += fmt::sprintf("    Stream[%d]: Fake\n", mId);
     write(fd, lines.c_str(), lines.size());
@@ -99,12 +99,12 @@
     return OK;
 }
 
-status_t Camera3FakeStream::getEndpointUsage(uint64_t *usage) const {
+status_t Camera3FakeStream::getEndpointUsage(uint64_t *usage) {
     *usage = FAKE_USAGE;
     return OK;
 }
 
-bool Camera3FakeStream::isVideoStream() const {
+bool Camera3FakeStream::isVideoStream() {
     return false;
 }
 
diff --git a/services/camera/libcameraservice/device3/Camera3FakeStream.h b/services/camera/libcameraservice/device3/Camera3FakeStream.h
index 1d82190..7addb90 100644
--- a/services/camera/libcameraservice/device3/Camera3FakeStream.h
+++ b/services/camera/libcameraservice/device3/Camera3FakeStream.h
@@ -50,7 +50,7 @@
      * Camera3Stream interface
      */
 
-    virtual void     dump(int fd, const Vector<String16> &args) const;
+    virtual void     dump(int fd, const Vector<String16> &args);
 
     status_t         setTransform(int transform, bool mayChangeMirror);
 
@@ -70,7 +70,7 @@
     /**
      * Return if this output stream is for video encoding.
      */
-    bool isVideoStream() const;
+    bool isVideoStream();
 
     /**
      * Return if the consumer configuration of this stream is deferred.
@@ -144,7 +144,7 @@
 
     virtual status_t configureQueueLocked();
 
-    virtual status_t getEndpointUsage(uint64_t *usage) const;
+    virtual status_t getEndpointUsage(uint64_t *usage);
 
 }; // class Camera3FakeStream
 
diff --git a/services/camera/libcameraservice/device3/Camera3IOStreamBase.cpp b/services/camera/libcameraservice/device3/Camera3IOStreamBase.cpp
index 152687e..22d2716 100644
--- a/services/camera/libcameraservice/device3/Camera3IOStreamBase.cpp
+++ b/services/camera/libcameraservice/device3/Camera3IOStreamBase.cpp
@@ -77,7 +77,7 @@
     return false;
 }
 
-void Camera3IOStreamBase::dump(int fd, [[maybe_unused]] const Vector<String16> &args) const {
+void Camera3IOStreamBase::dump(int fd, [[maybe_unused]] const Vector<String16> &args) {
     std::ostringstream lines;
 
     uint64_t consumerUsage = 0;
diff --git a/services/camera/libcameraservice/device3/Camera3IOStreamBase.h b/services/camera/libcameraservice/device3/Camera3IOStreamBase.h
index 239fc71..7e73662 100644
--- a/services/camera/libcameraservice/device3/Camera3IOStreamBase.h
+++ b/services/camera/libcameraservice/device3/Camera3IOStreamBase.h
@@ -52,7 +52,7 @@
      * Camera3Stream interface
      */
 
-    virtual void     dump(int fd, const Vector<String16> &args) const;
+    virtual void     dump(int fd, const Vector<String16> &args);
 
     int              getMaxTotalBuffers() const { return mTotalBufferCount; }
   protected:
@@ -108,7 +108,7 @@
     virtual size_t   getCachedOutputBufferCountLocked() const;
     virtual size_t   getMaxCachedOutputBuffersLocked() const;
 
-    virtual status_t getEndpointUsage(uint64_t *usage) const = 0;
+    virtual status_t getEndpointUsage(uint64_t *usage) = 0;
 
     status_t getBufferPreconditionCheckLocked() const;
     status_t returnBufferPreconditionCheckLocked() const;
diff --git a/services/camera/libcameraservice/device3/Camera3InputStream.cpp b/services/camera/libcameraservice/device3/Camera3InputStream.cpp
index 54ffbd7..283322e 100644
--- a/services/camera/libcameraservice/device3/Camera3InputStream.cpp
+++ b/services/camera/libcameraservice/device3/Camera3InputStream.cpp
@@ -216,7 +216,7 @@
     return OK;
 }
 
-void Camera3InputStream::dump(int fd, [[maybe_unused]] const Vector<String16> &args) const {
+void Camera3InputStream::dump(int fd, [[maybe_unused]] const Vector<String16> &args) {
     std::string lines;
     lines += fmt::sprintf("    Stream[%d]: Input\n", mId);
     write(fd, lines.c_str(), lines.size());
@@ -297,7 +297,7 @@
     return OK;
 }
 
-status_t Camera3InputStream::getEndpointUsage(uint64_t *usage) const {
+status_t Camera3InputStream::getEndpointUsage(uint64_t *usage) {
     // Per HAL3 spec, input streams have 0 for their initial usage field.
     *usage = 0;
     return OK;
diff --git a/services/camera/libcameraservice/device3/Camera3InputStream.h b/services/camera/libcameraservice/device3/Camera3InputStream.h
index d4f4b15..a99c364 100644
--- a/services/camera/libcameraservice/device3/Camera3InputStream.h
+++ b/services/camera/libcameraservice/device3/Camera3InputStream.h
@@ -43,7 +43,7 @@
     Camera3InputStream(int id, uint32_t width, uint32_t height, int format);
     ~Camera3InputStream();
 
-    virtual void     dump(int fd, const Vector<String16> &args) const;
+    virtual void     dump(int fd, const Vector<String16> &args);
 
     // TODO: expose an interface to get the IGraphicBufferProducer
 
@@ -81,7 +81,7 @@
 
     virtual status_t configureQueueLocked();
 
-    virtual status_t getEndpointUsage(uint64_t *usage) const;
+    virtual status_t getEndpointUsage(uint64_t *usage);
 
     /**
      * BufferItemConsumer::BufferFreedListener interface
diff --git a/services/camera/libcameraservice/device3/Camera3OutputStream.cpp b/services/camera/libcameraservice/device3/Camera3OutputStream.cpp
index 2ce04e8..8c6fa8f 100644
--- a/services/camera/libcameraservice/device3/Camera3OutputStream.cpp
+++ b/services/camera/libcameraservice/device3/Camera3OutputStream.cpp
@@ -27,6 +27,7 @@
 #include "aidl/android/hardware/graphics/common/Dataspace.h"
 
 #include <android-base/unique_fd.h>
+#include <com_android_internal_camera_flags.h>
 #include <cutils/properties.h>
 #include <ui/GraphicBuffer.h>
 #include <utils/Log.h>
@@ -43,6 +44,8 @@
     (type *)((char*)(ptr) - offsetof(type, member))
 #endif
 
+namespace flags = com::android::internal::camera::flags;
+
 namespace android {
 
 namespace camera3 {
@@ -165,7 +168,6 @@
         mState = STATE_ERROR;
     }
 
-    mConsumerName = "Deferred";
     bool needsReleaseNotify = setId > CAMERA3_STREAM_SET_ID_INVALID;
     mBufferProducerListener = new BufferProducerListener(this, needsReleaseNotify);
 }
@@ -464,10 +466,11 @@
     return res;
 }
 
-void Camera3OutputStream::dump(int fd, [[maybe_unused]] const Vector<String16> &args) const {
+void Camera3OutputStream::dump(int fd, [[maybe_unused]] const Vector<String16> &args) {
     std::string lines;
     lines += fmt::sprintf("    Stream[%d]: Output\n", mId);
-    lines += fmt::sprintf("      Consumer name: %s\n", mConsumerName);
+    lines += fmt::sprintf("      Consumer name: %s\n", (mConsumer.get() != nullptr) ?
+            mConsumer->getConsumerName() : "Deferred");
     write(fd, lines.c_str(), lines.size());
 
     Camera3IOStreamBase::dump(fd, args);
@@ -560,8 +563,6 @@
         return res;
     }
 
-    mConsumerName = mConsumer->getConsumerName();
-
     res = native_window_set_usage(mConsumer.get(), mUsage);
     if (res != OK) {
         ALOGE("%s: Unable to configure usage %" PRIu64 " for stream %d",
@@ -609,7 +610,7 @@
         return res;
     }
 
-    int maxConsumerBuffers;
+    int maxConsumerBuffers = 0;
     res = static_cast<ANativeWindow*>(mConsumer.get())->query(
             mConsumer.get(),
             NATIVE_WINDOW_MIN_UNDEQUEUED_BUFFERS, &maxConsumerBuffers);
@@ -686,8 +687,11 @@
         }
     }
 
-    res = native_window_set_buffer_count(mConsumer.get(),
-            mTotalBufferCount);
+    if (flags::surface_ipc()) {
+        res = mConsumer->setMaxDequeuedBufferCount(mTotalBufferCount - maxConsumerBuffers);
+    } else {
+        res = native_window_set_buffer_count(mConsumer.get(), mTotalBufferCount);
+    }
     if (res != OK) {
         ALOGE("%s: Unable to set buffer count for stream %d",
                 __FUNCTION__, mId);
@@ -989,7 +993,7 @@
     return OK;
 }
 
-status_t Camera3OutputStream::getEndpointUsage(uint64_t *usage) const {
+status_t Camera3OutputStream::getEndpointUsage(uint64_t *usage) {
 
     status_t res;
 
@@ -1025,17 +1029,21 @@
 }
 
 status_t Camera3OutputStream::getEndpointUsageForSurface(uint64_t *usage,
-        const sp<Surface>& surface) const {
-    status_t res;
-    uint64_t u = 0;
+        const sp<Surface>& surface) {
+    if (mConsumerUsageCachedValue.has_value() && flags::surface_ipc()) {
+        *usage = mConsumerUsageCachedValue.value();
+        return OK;
+    }
 
-    res = native_window_get_consumer_usage(static_cast<ANativeWindow*>(surface.get()), &u);
-    applyZSLUsageQuirk(camera_stream::format, &u);
-    *usage = u;
+    status_t res;
+
+    res = native_window_get_consumer_usage(static_cast<ANativeWindow*>(surface.get()), usage);
+    applyZSLUsageQuirk(camera_stream::format, usage);
+    mConsumerUsageCachedValue = *usage;
     return res;
 }
 
-bool Camera3OutputStream::isVideoStream() const {
+bool Camera3OutputStream::isVideoStream() {
     uint64_t usage = 0;
     status_t res = getEndpointUsage(&usage);
     if (res != OK) {
@@ -1216,7 +1224,7 @@
     return OK;
 }
 
-bool Camera3OutputStream::isConsumedByHWComposer() const {
+bool Camera3OutputStream::isConsumedByHWComposer() {
     uint64_t usage = 0;
     status_t res = getEndpointUsage(&usage);
     if (res != OK) {
@@ -1227,7 +1235,7 @@
     return (usage & GRALLOC_USAGE_HW_COMPOSER) != 0;
 }
 
-bool Camera3OutputStream::isConsumedByHWTexture() const {
+bool Camera3OutputStream::isConsumedByHWTexture() {
     uint64_t usage = 0;
     status_t res = getEndpointUsage(&usage);
     if (res != OK) {
@@ -1238,7 +1246,7 @@
     return (usage & GRALLOC_USAGE_HW_TEXTURE) != 0;
 }
 
-bool Camera3OutputStream::isConsumedByCPU() const {
+bool Camera3OutputStream::isConsumedByCPU() {
     uint64_t usage = 0;
     status_t res = getEndpointUsage(&usage);
     if (res != OK) {
diff --git a/services/camera/libcameraservice/device3/Camera3OutputStream.h b/services/camera/libcameraservice/device3/Camera3OutputStream.h
index da0ed87..8a93ed8 100644
--- a/services/camera/libcameraservice/device3/Camera3OutputStream.h
+++ b/services/camera/libcameraservice/device3/Camera3OutputStream.h
@@ -18,6 +18,7 @@
 #define ANDROID_SERVERS_CAMERA3_OUTPUT_STREAM_H
 
 #include <mutex>
+#include <optional>
 #include <utils/RefBase.h>
 #include <gui/IProducerListener.h>
 #include <gui/Surface.h>
@@ -143,7 +144,7 @@
      * Camera3Stream interface
      */
 
-    virtual void     dump(int fd, const Vector<String16> &args) const;
+    virtual void     dump(int fd, const Vector<String16> &args);
 
     /**
      * Set the transform on the output stream; one of the
@@ -154,21 +155,21 @@
     /**
      * Return if this output stream is for video encoding.
      */
-    bool isVideoStream() const;
+    bool isVideoStream();
     /**
      * Return if this output stream is consumed by hardware composer.
      */
-    bool isConsumedByHWComposer() const;
+    bool isConsumedByHWComposer();
 
     /**
      * Return if this output stream is consumed by hardware texture.
      */
-    bool isConsumedByHWTexture() const;
+    bool isConsumedByHWTexture();
 
     /**
      * Return if this output stream is consumed by CPU.
      */
-    bool isConsumedByCPU() const;
+    bool isConsumedByCPU();
 
     /**
      * Return if the consumer configuration of this stream is deferred.
@@ -304,8 +305,7 @@
     virtual status_t disconnectLocked();
     status_t fixUpHidlJpegBlobHeader(ANativeWindowBuffer* anwBuffer, int fence);
 
-    status_t getEndpointUsageForSurface(uint64_t *usage,
-            const sp<Surface>& surface) const;
+    status_t getEndpointUsageForSurface(uint64_t *usage, const sp<Surface>& surface);
     status_t configureConsumerQueueLocked(bool allowPreviewRespace);
 
     // Consumer as the output of camera HAL
@@ -326,9 +326,6 @@
 
     bool mTraceFirstBuffer;
 
-    // Name of Surface consumer
-    std::string           mConsumerName;
-
     /**
      * GraphicBuffer manager this stream is registered to. Used to replace the buffer
      * allocation/deallocation role of BufferQueue.
@@ -366,6 +363,11 @@
      */
     uint64_t    mConsumerUsage;
 
+    /**
+     * Consumer end point usage flag retrieved from the buffer queue.
+     */
+    std::optional<uint64_t>    mConsumerUsageCachedValue;
+
     // Whether to drop valid buffers.
     bool mDropBuffers;
 
@@ -399,7 +401,7 @@
 
     virtual status_t configureQueueLocked();
 
-    virtual status_t getEndpointUsage(uint64_t *usage) const;
+    virtual status_t getEndpointUsage(uint64_t *usage);
 
     /**
      * Private methods
diff --git a/services/camera/libcameraservice/device3/Camera3OutputStreamInterface.h b/services/camera/libcameraservice/device3/Camera3OutputStreamInterface.h
index 1ab8162..77edfbe 100644
--- a/services/camera/libcameraservice/device3/Camera3OutputStreamInterface.h
+++ b/services/camera/libcameraservice/device3/Camera3OutputStreamInterface.h
@@ -39,7 +39,7 @@
     /**
      * Return if this output stream is for video encoding.
      */
-    virtual bool isVideoStream() const = 0;
+    virtual bool isVideoStream() = 0;
 
     /**
      * Return if the consumer configuration of this stream is deferred.
diff --git a/services/camera/libcameraservice/device3/Camera3SharedOutputStream.cpp b/services/camera/libcameraservice/device3/Camera3SharedOutputStream.cpp
index 22f97bf..485f3f0 100644
--- a/services/camera/libcameraservice/device3/Camera3SharedOutputStream.cpp
+++ b/services/camera/libcameraservice/device3/Camera3SharedOutputStream.cpp
@@ -279,7 +279,7 @@
     return res;
 }
 
-status_t Camera3SharedOutputStream::getEndpointUsage(uint64_t *usage) const {
+status_t Camera3SharedOutputStream::getEndpointUsage(uint64_t *usage) {
 
     status_t res = OK;
     uint64_t u = 0;
diff --git a/services/camera/libcameraservice/device3/Camera3SharedOutputStream.h b/services/camera/libcameraservice/device3/Camera3SharedOutputStream.h
index 90914d4..818ce17 100644
--- a/services/camera/libcameraservice/device3/Camera3SharedOutputStream.h
+++ b/services/camera/libcameraservice/device3/Camera3SharedOutputStream.h
@@ -137,7 +137,7 @@
 
     virtual status_t disconnectLocked();
 
-    virtual status_t getEndpointUsage(uint64_t *usage) const;
+    virtual status_t getEndpointUsage(uint64_t *usage);
 
 }; // class Camera3SharedOutputStream
 
diff --git a/services/camera/libcameraservice/device3/Camera3Stream.cpp b/services/camera/libcameraservice/device3/Camera3Stream.cpp
index 79a767a..4934203 100644
--- a/services/camera/libcameraservice/device3/Camera3Stream.cpp
+++ b/services/camera/libcameraservice/device3/Camera3Stream.cpp
@@ -957,7 +957,7 @@
     }
 }
 
-void Camera3Stream::dump(int fd, [[maybe_unused]] const Vector<String16> &args) const
+void Camera3Stream::dump(int fd, [[maybe_unused]] const Vector<String16> &args)
 {
     mBufferLimitLatency.dump(fd,
             "      Latency histogram for wait on max_buffers");
diff --git a/services/camera/libcameraservice/device3/Camera3Stream.h b/services/camera/libcameraservice/device3/Camera3Stream.h
index 0df09cd..ccd1044 100644
--- a/services/camera/libcameraservice/device3/Camera3Stream.h
+++ b/services/camera/libcameraservice/device3/Camera3Stream.h
@@ -423,7 +423,7 @@
     /**
      * Debug dump of the stream's state.
      */
-    virtual void     dump(int fd, const Vector<String16> &args) const;
+    virtual void     dump(int fd, const Vector<String16> &args);
 
     /**
      * Add a camera3 buffer listener. Adding the same listener twice has
@@ -562,7 +562,7 @@
 
     // Get the usage flags for the other endpoint, or return
     // INVALID_OPERATION if they cannot be obtained.
-    virtual status_t getEndpointUsage(uint64_t *usage) const = 0;
+    virtual status_t getEndpointUsage(uint64_t *usage) = 0;
 
     // Return whether the buffer is in the list of outstanding buffers.
     bool isOutstandingBuffer(const camera_stream_buffer& buffer) const;
diff --git a/services/camera/libcameraservice/device3/Camera3StreamInterface.h b/services/camera/libcameraservice/device3/Camera3StreamInterface.h
index 26fa04f..4df8193 100644
--- a/services/camera/libcameraservice/device3/Camera3StreamInterface.h
+++ b/services/camera/libcameraservice/device3/Camera3StreamInterface.h
@@ -479,7 +479,7 @@
     /**
      * Debug dump of the stream's state.
      */
-    virtual void     dump(int fd, const Vector<String16> &args) const = 0;
+    virtual void     dump(int fd, const Vector<String16> &args) = 0;
 
     virtual void     addBufferListener(
             wp<Camera3StreamBufferListener> listener) = 0;