gpu: nvgpu: libfalcon_utf for tmake makefiles

Accessing falcon_utf objects from another directory
introduces build dependencies and also stale .o files
could be used. Fix this by generating a shared library:
libfalcon_utf.so for falcon.

JIRA NVGPU-2159

Change-Id: Ie117f553ad792a1652852b433456d86d264d0bb8
Signed-off-by: Divya Singhatwaria <dsinghatwari@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2154211
Reviewed-by: Sagar Kamble <skamble@nvidia.com>
GVS: Gerrit_Virtual_Submit
Reviewed-by: Vaibhav Kachore <vkachore@nvidia.com>
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>

Makefile.umbrella.tmk

@@ -64,6 +64,7 @@ NV_REPOSITORY_COMPONENTS += userspace/units/fuse
 endif
 NV_REPOSITORY_COMPONENTS += userspace/units/list
 NV_REPOSITORY_COMPONENTS += userspace/units/enabled
+NV_REPOSITORY_COMPONENTS += userspace/units/falcon
 NV_REPOSITORY_COMPONENTS += userspace/units/falcon/falcon
 endif
 

userspace/units/falcon/Makefile.interface.tmk

@@ -0,0 +1,29 @@
+################################### tell Emacs this is a -*- makefile-gmake -*-
+#
+# Copyright (c) 2019, NVIDIA CORPORATION.  All Rights Reserved.
+#
+# NVIDIA CORPORATION and its licensors retain all intellectual property
+# and proprietary rights in and to this software, related documentation
+# and any modifications thereto.  Any use, reproduction, disclosure or
+# distribution of this software and related documentation without an express
+# license agreement from NVIDIA CORPORATION is strictly prohibited.
+#
+# tmake for SW Mobile component makefile
+#
+# libfalcon_utf interface makefile fragment
+#
+###############################################################################
+
+ifdef NV_INTERFACE_FLAG_SHARED_LIBRARY_SECTION
+
+NV_INTERFACE_NAME            := falcon_utf
+NV_INTERFACE_EXPORTS         := lib$(NV_INTERFACE_NAME)
+NV_INTERFACE_SONAME          := lib$(NV_INTERFACE_NAME).so
+
+endif
+
+# Local Variables:
+# indent-tabs-mode: t
+# tab-width: 8
+# End:
+# vi: set tabstop=8 noexpandtab:

userspace/units/falcon/Makefile.tmk

@@ -0,0 +1,26 @@
+################################### tell Emacs this is a -*- makefile-gmake -*-
+#
+# Copyright (c) 2019 NVIDIA CORPORATION.  All Rights Reserved.
+#
+# NVIDIA CORPORATION and its licensors retain all intellectual property
+# and proprietary rights in and to this software, related documentation
+# and any modifications thereto.  Any use, reproduction, disclosure or
+# distribution of this software and related documentation without an express
+# license agreement from NVIDIA CORPORATION is strictly prohibited.
+#
+# tmake for SW Mobile component makefile
+#
+# Component makefile for compiling falcon_utf common tests.
+#
+###############################################################################
+
+NVGPU_UNIT_NAME = falcon_utf
+NVGPU_UNIT_SRCS = falcon_utf.c
+
+include $(NV_COMPONENT_DIR)/../Makefile.units.common.tmk
+
+# Local Variables:
+# indent-tabs-mode: t
+# tab-width: 8
+# End:
+# vi: set tabstop=8 noexpandtab:

userspace/units/falcon/falcon/Makefile.tmk

@@ -13,8 +13,11 @@
 ###############################################################################
 
 NVGPU_UNIT_NAME=falcon
-NVGPU_UNIT_SRCS=../falcon_utf.c \
-		falcon.c
+NVGPU_UNIT_SRCS=falcon.c
+
+NVGPU_UNIT_INTERFACE_DIRS := \
+	$(NV_COMPONENT_DIR)/.. \
+	$(NV_SOURCE)/kernel/nvgpu/drivers/gpu/nvgpu
 
 include $(NV_COMPONENT_DIR)/../../Makefile.units.common.tmk
 

userspace/units/falcon/libfalcon_utf.export

@@ -0,0 +1,25 @@
+#
+# Copyright (c) 2019, NVIDIA CORPORATION.  All rights reserved.
+#
+# Permission is hereby granted, free of charge, to any person obtaining a
+# copy of this software and associated documentation files (the "Software"),
+# to deal in the Software without restriction, including without limitation
+# the rights to use, copy, modify, merge, publish, distribute, sublicense,
+# and/or sell copies of the Software, and to permit persons to whom the
+# Software is furnished to do so, subject to the following conditions:
+#
+# The above copyright notice and this permission notice shall be included in
+# all copies or substantial portions of the Software.
+#
+# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+# THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+# FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+# DEALINGS IN THE SOFTWARE.
+#
+
+nvgpu_utf_falcon_free
+nvgpu_utf_falcon_init
+nvgpu_utf_falcon_register_io