Add 'qcom/opensource/display-drivers/' from commit '5ff96e683134b356ebe6c37069b4197034502ef9'

git-subtree-dir: qcom/opensource/display-drivers
git-subtree-mainline: 2d61911ef6
git-subtree-split: 5ff96e6831
Change-Id:
repo: https://git.codelinaro.org/clo/la/platform/vendor/opensource/display-drivers
tag: DISPLAY.LA.4.0.r2-07600-lanai.0

qcom/opensource/display-drivers/display_driver_build.bzl

@@ -0,0 +1,124 @@
+load("//build/kernel/kleaf:kernel.bzl", "ddk_module", "ddk_submodule")
+load("//build/bazel_common_rules/dist:dist.bzl", "copy_to_dist_dir")
+
+def _register_module_to_map(module_map, name, path, config_option, srcs, config_srcs, deps, config_deps):
+    processed_config_srcs = {}
+    nested_config = {}
+    processed_config_deps = {}
+
+    for config_src_name in config_srcs:
+        config_src = config_srcs[config_src_name]
+
+        if type(config_src) == "list":
+            processed_config_srcs[config_src_name] = {True: config_src}
+        else:
+            processed_config_srcs[config_src_name] = config_src
+        if type(config_src) == "dict":
+            nested_config = config_src
+
+            for nested_src, nest_name in nested_config.items():
+                if nested_src == True:
+                    processed_config_srcs[config_src_name] = {True: nest_name}
+                else:
+                    processed_config_srcs[nested_src] = {True: nest_name}
+
+    for config_deps_name in config_deps:
+         config_dep = config_deps[config_deps_name]
+
+         if type(config_dep) == "list":
+             processed_config_deps[config_deps_name] = {True: config_dep}
+         else:
+             processed_config_deps[config_deps_name] = config_dep
+    module = struct(
+        name = name,
+        path = path,
+        srcs = srcs,
+        config_srcs = processed_config_srcs,
+        config_option = config_option,
+        deps = deps,
+        config_deps = processed_config_deps
+    )
+
+    module_map[name] = module
+
+def _get_config_choices(map, options):
+    choices = []
+    for option in map:
+        choices.extend(map[option].get(option in options,[]))
+    return choices
+
+def _get_kernel_build_options(modules, config_options):
+    all_options = {option: True for option in config_options}
+    all_options = all_options | {module.config_option: True for module in modules if module.config_option}
+    return all_options
+
+def _get_kernel_build_module_srcs(module, options, formatter):
+    srcs = module.srcs + _get_config_choices(module.config_srcs, options)
+    module_path = "{}/".format(module.path) if module.path else ""
+    return ["{}{}".format(module_path, formatter(src)) for src in srcs]
+
+def _get_kernel_build_module_deps(module, options, formatter):
+    deps = module.deps + _get_config_choices(module.config_deps, options)
+    return [formatter(dep) for dep in deps]
+
+def display_module_entry(hdrs = []):
+    module_map = {}
+
+    def register(name, path = None, config_option = None, srcs = [], config_srcs = {}, deps = [], config_deps = {}):
+        _register_module_to_map(module_map, name, path, config_option, srcs, config_srcs, deps, config_deps)
+    return struct(
+        register = register,
+        get = module_map.get,
+        hdrs = hdrs,
+        module_map = module_map
+    )
+
+def define_target_variant_modules(target, variant, registry, modules, config_options = [], lunch_target=None):
+
+    kernel_build_hdr = "{}_{}".format(target, variant)
+    kernel_build_label = "//msm-kernel:{}".format(kernel_build_hdr)
+
+    if lunch_target != None:
+        kernel_build = "{}_{}_{}".format(target, variant, lunch_target)
+    else:
+        kernel_build = "{}_{}".format(target, variant)
+
+    modules = [registry.get(module_name) for module_name in modules]
+    options = _get_kernel_build_options(modules, config_options)
+    build_print = lambda message : print("{}: {}".format(kernel_build, message))
+    formatter = lambda s : s.replace("%b", kernel_build).replace("%t", target)
+    formatter_hdr = lambda s : s.replace("%b", kernel_build_hdr).replace("%t", target)
+    headers = ["//msm-kernel:all_headers"] + registry.hdrs
+    all_module_rules = []
+
+    for module in modules:
+        rule_name = "{}_{}".format(kernel_build, module.name)
+        module_srcs = _get_kernel_build_module_srcs(module, options, formatter)
+        print(rule_name)
+        if not module_srcs:
+            continue
+
+        ddk_submodule(
+            name = rule_name,
+            srcs = module_srcs,
+            out = "{}.ko".format(module.name),
+            deps = headers + _get_kernel_build_module_deps(module, options, formatter_hdr),
+            local_defines = options.keys(),
+        )
+        all_module_rules.append(rule_name)
+
+    ddk_module(
+        name = "{}_display_drivers".format(kernel_build),
+        kernel_build = kernel_build_label,
+        deps = all_module_rules,
+    )
+    copy_to_dist_dir(
+        name = "{}_display_drivers_dist".format(kernel_build),
+        data = [":{}_display_drivers".format(kernel_build)],
+        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",
+    )