Merge tag 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mst/vhost
[linux-2.6-microblaze.git] / Documentation / devicetree / bindings / Makefile
index 91c4d00..8f2b054 100644 (file)
@@ -3,7 +3,9 @@ DT_DOC_CHECKER ?= dt-doc-validate
 DT_EXTRACT_EX ?= dt-extract-example
 DT_MK_SCHEMA ?= dt-mk-schema
 
-DT_SCHEMA_MIN_VERSION = 2020.5
+DT_SCHEMA_LINT = $(shell which yamllint)
+
+DT_SCHEMA_MIN_VERSION = 2020.8.1
 
 PHONY += check_dtschema_version
 check_dtschema_version:
@@ -11,26 +13,40 @@ check_dtschema_version:
        $(DT_DOC_CHECKER) --version 2>/dev/null || echo 0; } | sort -VC || \
        { echo "ERROR: dtschema minimum version is v$(DT_SCHEMA_MIN_VERSION)" >&2; false; }
 
-quiet_cmd_chk_binding = CHKDT   $(patsubst $(srctree)/%,%,$<)
-      cmd_chk_binding = $(DT_DOC_CHECKER) -u $(srctree)/$(src) $< ; \
-                        $(DT_EXTRACT_EX) $< > $@
+quiet_cmd_extract_ex = DTEX    $@
+      cmd_extract_ex = $(DT_EXTRACT_EX) $< > $@
 
 $(obj)/%.example.dts: $(src)/%.yaml check_dtschema_version FORCE
-       $(call if_changed,chk_binding)
+       $(call if_changed,extract_ex)
 
 # Use full schemas when checking %.example.dts
-DT_TMP_SCHEMA := $(obj)/processed-schema-examples.yaml
+DT_TMP_SCHEMA := $(obj)/processed-schema-examples.json
 
 find_cmd = find $(srctree)/$(src) \( -name '*.yaml' ! \
                -name 'processed-schema*' ! \
                -name '*.example.dt.yaml' \)
 
+quiet_cmd_yamllint = LINT    $(src)
+      cmd_yamllint = ($(find_cmd) | \
+                     xargs $(DT_SCHEMA_LINT) -f parsable -c $(srctree)/$(src)/.yamllint) || true
+
+quiet_cmd_chk_bindings = CHKDT   $@
+      cmd_chk_bindings = ($(find_cmd) | \
+                         xargs -n200 -P$$(nproc) $(DT_DOC_CHECKER) -u $(srctree)/$(src)) || true
+
 quiet_cmd_mk_schema = SCHEMA  $@
-      cmd_mk_schema = rm -f $@ ; \
+      cmd_mk_schema = f=$$(mktemp) ; \
                       $(if $(DT_MK_SCHEMA_FLAGS), \
-                           echo $(real-prereqs), \
-                           $(find_cmd)) | \
-                      xargs $(DT_MK_SCHEMA) $(DT_MK_SCHEMA_FLAGS) >> $@
+                           printf '%s\n' $(real-prereqs), \
+                           $(find_cmd)) > $$f ; \
+                      $(DT_MK_SCHEMA) -j $(DT_MK_SCHEMA_FLAGS) @$$f > $@ ; \
+                     rm -f $$f
+
+define rule_chkdt
+       $(if $(DT_SCHEMA_LINT),$(call cmd,yamllint),)
+       $(call cmd,chk_bindings)
+       $(call cmd,mk_schema)
+endef
 
 DT_DOCS = $(shell $(find_cmd) | sed -e 's|^$(srctree)/||')
 
@@ -39,33 +55,33 @@ override DTC_FLAGS := \
        -Wno-graph_child_address \
        -Wno-interrupt_provider
 
-$(obj)/processed-schema-examples.yaml: $(DT_DOCS) check_dtschema_version FORCE
-       $(call if_changed,mk_schema)
+$(obj)/processed-schema-examples.json: $(DT_DOCS) $(src)/.yamllint check_dtschema_version FORCE
+       $(call if_changed_rule,chkdt)
 
 ifeq ($(DT_SCHEMA_FILES),)
 
 # Unless DT_SCHEMA_FILES is specified, use the full schema for dtbs_check too.
-# Just copy processed-schema-examples.yaml
+# Just copy processed-schema-examples.json
 
-$(obj)/processed-schema.yaml: $(obj)/processed-schema-examples.yaml FORCE
+$(obj)/processed-schema.json: $(obj)/processed-schema-examples.json FORCE
        $(call if_changed,copy)
 
 DT_SCHEMA_FILES = $(DT_DOCS)
 
 else
 
-# If DT_SCHEMA_FILES is specified, use it for processed-schema.yaml
+# If DT_SCHEMA_FILES is specified, use it for processed-schema.json
 
-$(obj)/processed-schema.yaml: DT_MK_SCHEMA_FLAGS := -u
-$(obj)/processed-schema.yaml: $(DT_SCHEMA_FILES) check_dtschema_version FORCE
+$(obj)/processed-schema.json: DT_MK_SCHEMA_FLAGS := -u
+$(obj)/processed-schema.json: $(DT_SCHEMA_FILES) check_dtschema_version FORCE
        $(call if_changed,mk_schema)
 
 endif
 
+extra-$(CHECK_DT_BINDING) += processed-schema-examples.json
+extra-$(CHECK_DTBS) += processed-schema.json
 extra-$(CHECK_DT_BINDING) += $(patsubst $(src)/%.yaml,%.example.dts, $(DT_SCHEMA_FILES))
 extra-$(CHECK_DT_BINDING) += $(patsubst $(src)/%.yaml,%.example.dt.yaml, $(DT_SCHEMA_FILES))
-extra-$(CHECK_DT_BINDING) += processed-schema-examples.yaml
-extra-$(CHECK_DTBS) += processed-schema.yaml
 
 # Hack: avoid 'Argument list too long' error for 'make clean'. Remove most of
 # build artifacts here before they are processed by scripts/Makefile.clean