samsung-sm8650/android_kernel_samsung_sm8650-modules
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mm-drivers: enable mm-driver modules compilation

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Enable compilation of mm-driver modules and add scripts to copy
the uapi header files.

Change-Id: I0af6581ca96aa630c9707ef05abc4cccbfe92bab
Signed-off-by: Jeykumar Sankaran <quic_jeykumar@quicinc.com>
This commit is contained in:
Jeykumar Sankaran
2021-12-15 16:29:11 -08:00
parent 03c0ab32cb
commit 559a6bee2c
13 changed files with 273 additions and 0 deletions
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36
Android.bp Normal file
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headers_src = [
"sync_fence/include/uapi/*/**/*.h",
]
mm_drivers_headers_out = [
"sync_fence/qcom_sync_file.h",
]
mm_drivers_kernel_headers_verbose = "--verbose "
genrule {
name: "qti_generate_mm_drivers_kernel_headers",
tools: [
"headers_install.sh",
"unifdef"
],
tool_files: [
"mm_drivers_kernel_headers.py",
],
srcs: headers_src,
cmd: "python3 $(location mm_drivers_kernel_headers.py) " +
mm_drivers_kernel_headers_verbose +
"--header_arch arm64 " +
"--gen_dir $(genDir) " +
"--mm_drivers_include_uapi $(locations sync_fence/include/uapi/*/**/*.h) " +
"--unifdef $(location unifdef) " +
"--headers_install $(location headers_install.sh)",
out: mm_drivers_headers_out,
}
cc_library_headers {
name: "qti_mm_drivers_kernel_headers",
generated_headers: ["qti_generate_mm_drivers_kernel_headers"],
export_generated_headers: ["qti_generate_mm_drivers_kernel_headers"],
vendor: true,
recovery_available: true
}

1
Android.mk Normal file
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include $(call all-subdir-makefiles)

5
config/kalamammdrivers.conf Normal file
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# SPDX-License-Identifier: GPL-2.0-only
# Copyright (c) 2022 Qualcomm Innovation Center, Inc. All rights reserved.
# Copyright (c) 2020, The Linux Foundation. All rights reserved.
export CONFIG_MSM_EXT_DISPLAY=y

7
config/kalamammdriversconf.h Normal file
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/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Copyright (c) 2022 Qualcomm Innovation Center, Inc. All rights reserved.
* Copyright (c) 2020, The Linux Foundation. All rights reserved.
*/
#define CONFIG_MSM_EXT_DISPLAY 1

12
mm_driver_board.mk Normal file
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#SPDX-License-Identifier: GPL-2.0-only
ifneq ($(TARGET_BOARD_AUTO),true)
ifeq ($(call is-board-platform-in-list,$(TARGET_BOARD_PLATFORM)),true)
BOARD_VENDOR_KERNEL_MODULES += $(KERNEL_MODULES_OUT)/msm_ext_display.ko \
$(KERNEL_MODULES_OUT)/sync_fence.ko
BOARD_VENDOR_RAMDISK_KERNEL_MODULES += $(KERNEL_MODULES_OUT)/msm_ext_display.ko \
$(KERNEL_MODULES_OUT)/sync_fence.ko
BOARD_VENDOR_RAMDISK_RECOVERY_KERNEL_MODULES_LOAD += $(KERNEL_MODULES_OUT)/msm_ext_display.ko \
$(KERNEL_MODULES_OUT)/sync_fence.ko
endif
endif

3
mm_driver_product.mk Normal file
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# SPDX-License-Identifier: GPL-2.0-only
PRODUCT_PACKAGES += msm_ext_display.ko sync_fence.ko

95
mm_drivers_kernel_headers.py Normal file
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# Copyright (c) 2022 Qualcomm Innovation Center, Inc. All rights reserved.
# Copyright (c) 2020-2021, The Linux Foundation. All rights reserved.
#
# This program is free software; you can redistribute it and/or modify it
# under the terms of the GNU General Public License version 2 as published by
# the Free Software Foundation.
#
# This program is distributed in the hope that it will be useful, but WITHOUT
# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
# FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
# more details.
#
# You should have received a copy of the GNU General Public License along with
# this program. If not, see <http://www.gnu.org/licenses/>.
import argparse
import filecmp
import os
import re
import subprocess
import sys
def run_headers_install(verbose, gen_dir, headers_install, unifdef, prefix, h):
if not h.startswith(prefix):
print('error: expected prefix [%s] on header [%s]' % (prefix, h))
return False
out_h = os.path.join(gen_dir, h[len(prefix):])
(out_h_dirname, out_h_basename) = os.path.split(out_h)
env = os.environ.copy()
env["LOC_UNIFDEF"] = unifdef
cmd = ["sh", headers_install, h, out_h]
if True:
print('run_headers_install: cmd is %s' % cmd)
result = subprocess.call(cmd, env=env)
if result != 0:
print('error: run_headers_install: cmd %s failed %d' % (cmd, result))
return False
return True
def gen_mm_drivers_headers(verbose, gen_dir, headers_install, unifdef, mm_drivers_include_uapi):
error_count = 0
for h in mm_drivers_include_uapi:
mm_drivers_uapi_include_prefix = os.path.join(h.split('sync_fence/include/uapi')[0],
'sync_fence', 'include', 'uapi') + os.sep
if not run_headers_install(
verbose, gen_dir, headers_install, unifdef,
mm_drivers_uapi_include_prefix, h): error_count += 1
return error_count
def main():
"""Parse command line arguments and perform top level control."""
parser = argparse.ArgumentParser(
description=__doc__,
formatter_class=argparse.RawDescriptionHelpFormatter)
# Arguments that apply to every invocation of this script.
parser.add_argument(
'--verbose', action='store_true',
help='Print output that describes the workings of this script.')
parser.add_argument(
'--header_arch', required=True,
help='The arch for which to generate headers.')
parser.add_argument(
'--gen_dir', required=True,
help='Where to place the generated files.')
parser.add_argument(
'--mm_drivers_include_uapi', required=True, nargs='*',
help='The list of techpack/*/include/uapi header files.')
parser.add_argument(
'--headers_install', required=True,
help='The headers_install tool to process input headers.')
parser.add_argument(
'--unifdef',
required=True,
help='The unifdef tool used by headers_install.')
args = parser.parse_args()
if args.verbose:
print('header_arch [%s]' % args.header_arch)
print('gen_dir [%s]' % args.gen_dir)
print('mm_drivers_include_uapi [%s]' % args.mm_drivers_include_uapi)
print('headers_install [%s]' % args.headers_install)
print('unifdef [%s]' % args.unifdef)
return gen_mm_drivers_headers(args.verbose, args.gen_dir,
args.headers_install, args.unifdef, args.mm_drivers_include_uapi)
if __name__ == '__main__':
sys.exit(main())

32
msm_ext_display/Android.mk Normal file
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LOCAL_PATH := $(call my-dir)
include $(CLEAR_VARS)
# This makefile is only for DLKM
ifneq ($(findstring vendor,$(LOCAL_PATH)),)
ifneq ($(findstring opensource,$(LOCAL_PATH)),)
MSM_EXT_DISPLAY_BLD_DIR := $(TOP)/vendor/qcom/opensource/mm-drivers/msm_ext_display
endif # opensource
DLKM_DIR := $(TOP)/device/qcom/common/dlkm
LOCAL_ADDITIONAL_DEPENDENCIES := $(wildcard $(LOCAL_PATH)/**/*) $(wildcard $(LOCAL_PATH)/*)
###########################################################
# This is set once per LOCAL_PATH, not per (kernel) module
KBUILD_OPTIONS := MSM_EXT_DISPLAY_ROOT=$(MSM_EXT_DISPLAY_BLD_DIR)
KBUILD_OPTIONS += MODNAME=msm_ext_display
KBUILD_OPTIONS += BOARD_PLATFORM=$(TARGET_BOARD_PLATFORM)
###########################################################
include $(CLEAR_VARS)
LOCAL_SRC_FILES := $(wildcard $(LOCAL_PATH)/**/*) $(wildcard $(LOCAL_PATH)/*)
LOCAL_MODULE := msm_ext_display.ko
LOCAL_MODULE_KBUILD_NAME := msm_ext_display.ko
LOCAL_MODULE_TAGS := optional
LOCAL_MODULE_DEBUG_ENABLE := true
LOCAL_MODULE_PATH := $(KERNEL_MODULES_OUT)
include $(DLKM_DIR)/Build_external_kernelmodule.mk
###########################################################
endif # DLKM check

10
msm_ext_display/Kbuild Normal file
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# SPDX-License-Identifier: GPL-2.0-only
include $(MSM_EXT_DISPLAY_ROOT)/config/kalamammdrivers.conf
LINUXINCLUDE += -include $(MSM_EXT_DISPLAY_ROOT)/config/kalamammdriversconf.h
obj-m += msm_ext_display.o
msm_ext_display-y := src/msm_ext_display.o
CDEFINES += -DBUILD_TIMESTAMP=\"$(shell date -u +'%Y-%m-%dT%H:%M:%SZ')\"

15
msm_ext_display/Makefile Normal file
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# SPDX-License-Identifier: GPL-2.0
KBUILD_OPTIONS += MSM_EXT_DISPLAY_ROOT=$(KERNEL_SRC)/$(M)/../
all: modules
modules_install:
$(MAKE) INSTALL_MOD_STRIP=1 -C $(KERNEL_SRC) M=$(M) modules_install
%:
$(MAKE) -C $(KERNEL_SRC) M=$(M) $@ $(KBUILD_OPTIONS)
clean:
rm -f *.o *.ko *.mod.c *.mod.o *~ .*.cmd Module.symvers
rm -rf .tmp_versions

32
sync_fence/Android.mk Normal file
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LOCAL_PATH := $(call my-dir)
include $(CLEAR_VARS)
# This makefile is only for DLKM
ifneq ($(findstring vendor,$(LOCAL_PATH)),)
ifneq ($(findstring opensource,$(LOCAL_PATH)),)
SYNC_FENCE_BLD_DIR := $(TOP)/vendor/qcom/opensource/mm-drivers/sync_fence
endif # opensource
DLKM_DIR := $(TOP)/device/qcom/common/dlkm
LOCAL_ADDITIONAL_DEPENDENCIES := $(wildcard $(LOCAL_PATH)/**/*) $(wildcard $(LOCAL_PATH)/*)
###########################################################
# This is set once per LOCAL_PATH, not per (kernel) module
KBUILD_OPTIONS := SYNC_FENCE_ROOT=$(SYNC_FENCE_BLD_DIR)
KBUILD_OPTIONS += MODNAME=sync_fence
KBUILD_OPTIONS += BOARD_PLATFORM=$(TARGET_BOARD_PLATFORM)
###########################################################
include $(CLEAR_VARS)
LOCAL_SRC_FILES := $(wildcard $(LOCAL_PATH)/**/*) $(wildcard $(LOCAL_PATH)/*)
LOCAL_MODULE := sync_fence.ko
LOCAL_MODULE_KBUILD_NAME := sync_fence.ko
LOCAL_MODULE_TAGS := optional
LOCAL_MODULE_DEBUG_ENABLE := true
LOCAL_MODULE_PATH := $(KERNEL_MODULES_OUT)
include $(DLKM_DIR)/Build_external_kernelmodule.mk
###########################################################
endif # DLKM check

10
sync_fence/Kbuild Normal file
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# SPDX-License-Identifier: GPL-2.0-only
KDIR := $(TOP)/kernel_platform/msm-kernel
LINUXINCLUDE += -I$(SYNC_FENCE_ROOT)sync_fence/include/
obj-m += sync_fence.o
sync_fence-y := src/qcom_sync_file.o
CDEFINES += -DBUILD_TIMESTAMP=\"$(shell date -u +'%Y-%m-%dT%H:%M:%SZ')\"

15
sync_fence/Makefile Normal file
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# SPDX-License-Identifier: GPL-2.0
KBUILD_OPTIONS += SYNC_FENCE_ROOT=$(KERNEL_SRC)/$(M)/../
all: modules
modules_install:
$(MAKE) INSTALL_MOD_STRIP=1 -C $(KERNEL_SRC) M=$(M) modules_install
%:
$(MAKE) -C $(KERNEL_SRC) M=$(M) $@ $(KBUILD_OPTIONS)
clean:
rm -f *.o *.ko *.mod.c *.mod.o *~ .*.cmd Module.symvers
rm -rf .tmp_versions