Add <partition>/gpu support to fsgen

Test: m on qualcomm device with
  PRODUCT_COPY_FILES += \
    sequence_manifest.bin:$(TARGET_COPY_OUT_VENDOR)/gpu/kbc/sequence_manifest.bin
Change-Id: I9367c745862970c82bbc099dbe020dabb785ccb4
diff --git a/android/neverallow.go b/android/neverallow.go
index 8a3129f..e67619a 100644
--- a/android/neverallow.go
+++ b/android/neverallow.go
@@ -379,6 +379,7 @@
 			"prebuilt_system",
 			"prebuilt_first_stage_ramdisk",
 			"prebuilt_radio",
+			"prebuilt_gpu",
 		).
 		DefinedInBpFile().
 		Because("module type not allowed to be defined in bp file")
diff --git a/etc/prebuilt_etc.go b/etc/prebuilt_etc.go
index a54b8bd..d0da728 100644
--- a/etc/prebuilt_etc.go
+++ b/etc/prebuilt_etc.go
@@ -65,6 +65,7 @@
 	ctx.RegisterModuleType("prebuilt_font", PrebuiltFontFactory)
 	ctx.RegisterModuleType("prebuilt_overlay", PrebuiltOverlayFactory)
 	ctx.RegisterModuleType("prebuilt_firmware", PrebuiltFirmwareFactory)
+	ctx.RegisterModuleType("prebuilt_gpu", PrebuiltGPUFactory)
 	ctx.RegisterModuleType("prebuilt_dsp", PrebuiltDSPFactory)
 	ctx.RegisterModuleType("prebuilt_rfsa", PrebuiltRFSAFactory)
 	ctx.RegisterModuleType("prebuilt_renderscript_bitcode", PrebuiltRenderScriptBitcodeFactory)
@@ -832,6 +833,15 @@
 	return module
 }
 
+// prebuilt_gpu is for a prebuilt artifact in <partition>/gpu directory.
+func PrebuiltGPUFactory() android.Module {
+	module := &PrebuiltEtc{}
+	InitPrebuiltEtcModule(module, "gpu")
+	// This module is device-only
+	android.InitAndroidArchModule(module, android.DeviceSupported, android.MultilibFirst)
+	return module
+}
+
 // prebuilt_dsp installs a DSP related file to <partition>/etc/dsp directory for system image.
 // If soc_specific property is set to true, the DSP related file is installed to the
 // vendor <partition>/dsp directory for vendor image.
diff --git a/fsgen/prebuilt_etc_modules_gen.go b/fsgen/prebuilt_etc_modules_gen.go
index 4f4365e..2025c91 100644
--- a/fsgen/prebuilt_etc_modules_gen.go
+++ b/fsgen/prebuilt_etc_modules_gen.go
@@ -199,6 +199,7 @@
 		"etc/dsp":             etc.PrebuiltDSPFactory,
 		"etc/firmware":        etc.PrebuiltFirmwareFactory,
 		"firmware":            etc.PrebuiltFirmwareFactory,
+		"gpu":                 etc.PrebuiltGPUFactory,
 		"first_stage_ramdisk": etc.PrebuiltFirstStageRamdiskFactory,
 		"fonts":               etc.PrebuiltFontFactory,
 		"framework":           etc.PrebuiltFrameworkFactory,