diff --git a/libs/renderengine/skia/SkiaGLRenderEngine.cpp b/libs/renderengine/skia/SkiaGLRenderEngine.cpp
index b467b35..5e5618b 100644
--- a/libs/renderengine/skia/SkiaGLRenderEngine.cpp
+++ b/libs/renderengine/skia/SkiaGLRenderEngine.cpp
@@ -654,10 +654,14 @@
         colorTransform *=
                 mat4::scale(vec4(parameters.layerDimmingRatio, parameters.layerDimmingRatio,
                                  parameters.layerDimmingRatio, 1.f));
+        const auto targetBuffer = parameters.layer.source.buffer.buffer;
+        const auto graphicBuffer = targetBuffer ? targetBuffer->getBuffer() : nullptr;
+        const auto hardwareBuffer = graphicBuffer ? graphicBuffer->toAHardwareBuffer() : nullptr;
         return createLinearEffectShader(parameters.shader, effect, runtimeEffect, colorTransform,
                                         parameters.display.maxLuminance,
                                         parameters.display.currentLuminanceNits,
-                                        parameters.layer.source.buffer.maxLuminanceNits);
+                                        parameters.layer.source.buffer.maxLuminanceNits,
+                                        hardwareBuffer);
     }
     return parameters.shader;
 }
diff --git a/libs/renderengine/skia/filters/LinearEffect.cpp b/libs/renderengine/skia/filters/LinearEffect.cpp
index a46329d..d479606 100644
--- a/libs/renderengine/skia/filters/LinearEffect.cpp
+++ b/libs/renderengine/skia/filters/LinearEffect.cpp
@@ -44,7 +44,8 @@
                                          const shaders::LinearEffect& linearEffect,
                                          sk_sp<SkRuntimeEffect> runtimeEffect,
                                          const mat4& colorTransform, float maxDisplayLuminance,
-                                         float currentDisplayLuminanceNits, float maxLuminance) {
+                                         float currentDisplayLuminanceNits, float maxLuminance,
+                                         AHardwareBuffer* buffer) {
     ATRACE_CALL();
     SkRuntimeShaderBuilder effectBuilder(runtimeEffect);
 
@@ -52,7 +53,7 @@
 
     const auto uniforms =
             shaders::buildLinearEffectUniforms(linearEffect, colorTransform, maxDisplayLuminance,
-                                               currentDisplayLuminanceNits, maxLuminance);
+                                               currentDisplayLuminanceNits, maxLuminance, buffer);
 
     for (const auto& uniform : uniforms) {
         effectBuilder.uniform(uniform.name.c_str()).set(uniform.value.data(), uniform.value.size());
@@ -63,4 +64,4 @@
 
 } // namespace skia
 } // namespace renderengine
-} // namespace android
\ No newline at end of file
+} // namespace android
diff --git a/libs/renderengine/skia/filters/LinearEffect.h b/libs/renderengine/skia/filters/LinearEffect.h
index e0a556b..26bae3b 100644
--- a/libs/renderengine/skia/filters/LinearEffect.h
+++ b/libs/renderengine/skia/filters/LinearEffect.h
@@ -40,11 +40,14 @@
 // * The current luminance of the physical display in nits
 // * The max luminance is provided as the max luminance for the buffer, either from the SMPTE 2086
 // or as the max light level from the CTA 861.3 standard.
+// * An AHardwareBuffer for implementations that support gralloc4 metadata for
+// communicating any HDR metadata.
 sk_sp<SkShader> createLinearEffectShader(sk_sp<SkShader> inputShader,
                                          const shaders::LinearEffect& linearEffect,
                                          sk_sp<SkRuntimeEffect> runtimeEffect,
                                          const mat4& colorTransform, float maxDisplayLuminance,
-                                         float currentDisplayLuminanceNits, float maxLuminance);
+                                         float currentDisplayLuminanceNits, float maxLuminance,
+                                         AHardwareBuffer* buffer);
 } // namespace skia
 } // namespace renderengine
 } // namespace android