android_kernel_samsung_sm86.../module_mgr.bzl
Sarath Varma Ganapathiraju 0ef8277c0e asoc: Added support for multiple project configuration
multiple targets can have same kernel config which can break
existing audio bazel compilation. Added support for multiple
project compilation for audio.

Change-Id: I1f357f6b14cd79acf94dbf9be4103c1f6b1cf108
Signed-off-by: Sarath Varma Ganapathiraju <quic_ganavarm@quicinc.com>
2024-05-09 02:16:54 -07:00

133 lines
4.6 KiB
Python

load("//build/bazel_common_rules/dist:dist.bzl", "copy_to_dist_dir")
load("//build/kernel/kleaf:kernel.bzl", "ddk_module",
"ddk_submodule")
def _create_module_conditional_src_map(conditional_srcs):
processed_conditional_srcs = {}
for conditional_src_name in conditional_srcs:
conditional_src = conditional_srcs[conditional_src_name]
if type(conditional_src) == "list":
processed_conditional_srcs[conditional_src_name] = { True: conditional_src }
else:
processed_conditional_srcs[conditional_src_name] = conditional_src
return processed_conditional_srcs
def _get_enabled_module_objs(registry, modules):
undefined_modules = []
enabled_module_objs = []
for module_name in modules:
module_obj = registry.get(module_name)
if not module_obj:
undefined_modules.append(module_name)
else:
enabled_module_objs.append(module_obj)
if undefined_modules:
fail("FAILED. Tried to enable the following undefined modules: \n{}".format("\n".join(undefined_modules)))
else:
return enabled_module_objs
def _get_module_srcs(module, options):
srcs = [] + module.srcs
module_path = "{}/".format(module.path) if module.path else ""
for option in module.conditional_srcs:
is_option_enabled = option in options
srcs.extend(module.conditional_srcs[option].get(is_option_enabled, []))
return ["{}{}".format(module_path, src) for src in srcs]
def _combine_target_module_options(enabled_modules, config_options):
all_options = {option: True for option in config_options}
modules_options = {module.config_option: True for module in enabled_modules if module.config_option}
return all_options | modules_options
def _define_target_modules(target, variant, registry, modules, product = None, config_options = [],lunch_target=None):
if lunch_target != None:
kernel_build = "{}_{}_{}".format(target, variant, lunch_target)
else:
kernel_build = "{}_{}".format(target, variant)
dist_target_name = "{}_audio_dist".format(kernel_build)
data = [":{}_audio".format(kernel_build)]
dep_formatter = lambda s : s.replace("%t", target)\
.replace("%v", variant)\
.replace("%p", product if product else "")\
.replace("%b", "{}_{}".format(target, variant))
enabled_modules = _get_enabled_module_objs(registry, modules)
options = _combine_target_module_options(enabled_modules, config_options)
headers = ["//msm-kernel:all_headers"] + registry.hdrs
submodule_rules = []
for module in enabled_modules:
rule_name = "{}_{}".format(kernel_build, module.name)
srcs = _get_module_srcs(module, options)
deps = headers + [dep_formatter(dep) for dep in module.deps]
if not srcs:
continue
ddk_submodule(
name = rule_name,
srcs = srcs,
out = "{}.ko".format(module.name),
deps = deps,
local_defines = options.keys(),
)
submodule_rules.append(rule_name)
ddk_module(
name = "{}_audio".format(kernel_build),
kernel_build = "//msm-kernel:{}_{}".format(target, variant),
deps = submodule_rules
)
copy_to_dist_dir(
name = dist_target_name,
data = data,
dist_dir = "out/target/product/{}/dlkm/lib/modules/".format(target),
flat = True,
wipe_dist_dir = False,
allow_duplicate_filenames = False,
mode_overrides = {"**/*": "644"},
log = "info"
)
def create_module_registry(hdrs = []):
module_map = {}
def register(name, path = None, config_option = None, srcs = [], conditional_srcs = {}, deps = []):
module_map[name] = struct(
name = name,
path = path,
srcs = srcs,
conditional_srcs = _create_module_conditional_src_map(conditional_srcs),
config_option = config_option,
deps = deps,
)
return struct(
module_map = module_map,
hdrs = hdrs,
register = register,
get = module_map.get,
)
def define_target_modules(target, variant, registry, modules, config_options = [], lunch_target=None, products = []):
_define_target_modules(target = target,
variant = variant,
registry = registry,
modules = modules,
config_options = config_options,
lunch_target = lunch_target)