asoc: Compile audio driver UAPI as overlay
Install the audio UAPI header files for other modules and userspace can use them. Change-Id: Ib178f32bac46e3e95f78db33098d68b6ee834516 Signed-off-by: Meng Wang <mengw@codeaurora.org>
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Meng Wang
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61
Android.bp
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61
Android.bp
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@ -0,0 +1,61 @@
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headers_src = [
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"include/uapi/audio/*/**/*.h",
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]
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audio_headers_out = [
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"linux/avtimer.h",
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"linux/msm_audio.h",
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"linux/msm_audio_aac.h",
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"linux/msm_audio_ac3.h",
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"linux/msm_audio_alac.h",
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"linux/msm_audio_amrnb.h",
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"linux/msm_audio_amrwb.h",
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"linux/msm_audio_amrwbplus.h",
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"linux/msm_audio_ape.h",
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"linux/msm_audio_calibration.h",
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"linux/msm_audio_g711.h",
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"linux/msm_audio_g711_dec.h",
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"linux/msm_audio_mvs.h",
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"linux/msm_audio_qcp.h",
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"linux/msm_audio_sbc.h",
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"linux/msm_audio_voicememo.h",
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"linux/msm_audio_wma.h",
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"linux/msm_audio_wmapro.h",
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"linux/wcd-spi-ac-params.h",
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"sound/audio_compressed_formats.h",
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"sound/audio_effects.h",
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"sound/audio_slimslave.h",
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"sound/devdep_params.h",
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"sound/lsm_params.h",
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"sound/msmcal-hwdep.h",
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"sound/voice_params.h",
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"sound/wcd-dsp-glink.h",
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]
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audio_kernel_headers_verbose = "--verbose "
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genrule {
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name: "qti_generate_audio_kernel_headers",
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tools: ["headers_install.sh",
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"unifdef"
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],
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tool_files: [
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"audio_kernel_headers.py",
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],
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srcs: headers_src,
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cmd: "python3 -u $(location audio_kernel_headers.py) " +
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audio_kernel_headers_verbose +
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"--header_arch arm64 " +
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"--gen_dir $(genDir) " +
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"--audio_include_uapi $(locations include/uapi/audio/*/**/*.h) " +
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"--unifdef $(location unifdef) " +
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"--headers_install $(location headers_install.sh)",
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out: audio_headers_out,
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}
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cc_library_headers {
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name: "qti_audio_kernel_uapi",
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generated_headers: ["qti_generate_audio_kernel_headers"],
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export_generated_headers: ["qti_generate_audio_kernel_headers"],
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vendor: true,
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recovery_available: true
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}
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10
Android.mk
10
Android.mk
@ -4,13 +4,6 @@ UAPI_OUT := $(PRODUCT_OUT)/obj/vendor/qcom/opensource/audio-kernel/include
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LOCAL_PATH := $(call my-dir)
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ifeq ($(call is-board-platform-in-list,taro), true)
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$(shell mkdir -p $(PRODUCT_OUT)/obj/vendor;)
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$(shell mkdir -p $(PRODUCT_OUT)/obj/vendor/qcom;)
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$(shell mkdir -p $(PRODUCT_OUT)/obj/vendor/qcom/opensource;)
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$(shell mkdir -p $(PRODUCT_OUT)/obj/vendor/qcom/opensource/audio-kernel;)
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$(shell mkdir -p $(PRODUCT_OUT)/obj/vendor/qcom/opensource/audio-kernel/include;)
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$(shell mkdir -p $(UAPI_OUT)/linux;)
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$(shell mkdir -p $(UAPI_OUT)/sound;)
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$(shell rm -rf $(PRODUCT_OUT)/obj/DLKM_OBJ/vendor/qcom/opensource/audio-kernel/Module.symvers)
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endif
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@ -322,8 +315,5 @@ LOCAL_MODULE_PATH := $(KERNEL_MODULES_OUT)
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include $(DLKM_DIR)/Build_external_kernelmodule.mk
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###########################################################
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$(shell cp $(LOCAL_PATH)/include/uapi/audio/linux/* $(UAPI_OUT)/linux)
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$(shell cp $(LOCAL_PATH)/include/uapi/audio/sound/* $(UAPI_OUT)/sound)
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endif # DLKM check
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endif # supported target check
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96
audio_kernel_headers.py
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96
audio_kernel_headers.py
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@ -0,0 +1,96 @@
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# Copyright (c) 2020-2021, The Linux Foundation. All rights reserved.
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#
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# This program is free software; you can redistribute it and/or modify it
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# under the terms of the GNU General Public License version 2 as published by
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# the Free Software Foundation.
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#
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# This program is distributed in the hope that it will be useful, but WITHOUT
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# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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# FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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# more details.
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#
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# You should have received a copy of the GNU General Public License along with
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# this program. If not, see <http://www.gnu.org/licenses/>.
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import argparse
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import filecmp
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import os
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import re
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import subprocess
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import sys
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def run_headers_install(verbose, gen_dir, headers_install, unifdef, prefix, h):
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if not h.startswith(prefix):
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print('error: expected prefix [%s] on header [%s]' % (prefix, h))
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return False
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out_h = os.path.join(gen_dir, h[len(prefix):])
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(out_h_dirname, out_h_basename) = os.path.split(out_h)
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env = os.environ.copy()
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env["LOC_UNIFDEF"] = unifdef
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cmd = ["sh", headers_install, h, out_h]
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if verbose:
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print('run_headers_install: cmd is %s' % cmd)
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result = subprocess.call(cmd, env=env)
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if result != 0:
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print('error: run_headers_install: cmd %s failed %d' % (cmd, result))
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return False
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return True
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def gen_audio_headers(verbose, gen_dir, headers_install, unifdef, audio_include_uapi):
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error_count = 0
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for h in audio_include_uapi:
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audio_uapi_include_prefix = os.path.join(h.split('/include/uapi/')[0],
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'include',
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'uapi',
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'audio') + os.sep
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if not run_headers_install(
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verbose, gen_dir, headers_install, unifdef,
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audio_uapi_include_prefix, h): error_count += 1
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return error_count
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def main():
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"""Parse command line arguments and perform top level control."""
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parser = argparse.ArgumentParser(
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description=__doc__,
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formatter_class=argparse.RawDescriptionHelpFormatter)
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# Arguments that apply to every invocation of this script.
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parser.add_argument(
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'--verbose', action='store_true',
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help='Print output that describes the workings of this script.')
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parser.add_argument(
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'--header_arch', required=True,
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help='The arch for which to generate headers.')
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parser.add_argument(
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'--gen_dir', required=True,
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help='Where to place the generated files.')
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parser.add_argument(
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'--audio_include_uapi', required=True, nargs='*',
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help='The list of techpack/*/include/uapi header files.')
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parser.add_argument(
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'--headers_install', required=True,
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help='The headers_install tool to process input headers.')
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parser.add_argument(
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'--unifdef',
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required=True,
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help='The unifdef tool used by headers_install.')
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args = parser.parse_args()
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if args.verbose:
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print('header_arch [%s]' % args.header_arch)
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print('gen_dir [%s]' % args.gen_dir)
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print('audio_include_uapi [%s]' % args.audio_include_uapi)
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print('headers_install [%s]' % args.headers_install)
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print('unifdef [%s]' % args.unifdef)
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return gen_audio_headers(args.verbose, args.gen_dir,
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args.headers_install, args.unifdef, args.audio_include_uapi)
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if __name__ == '__main__':
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sys.exit(main())
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