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authorMasahiro Yamada <masahiroy@kernel.org>2024-01-09 21:07:35 +0900
committerMasahiro Yamada <masahiroy@kernel.org>2024-02-19 18:20:39 +0900
commit8f66864cee447835889ec0d91d52ff39bf2deabc (patch)
tree2b237e883e6d387d3a0f0e6cc12a8e334be04371
parent24507871c3c6ae4f6b460b016da7ff434cd34149 (diff)
kbuild: simplify dtbs_install by reading the list of compiled DTBs
Retrieve the list of *.dtb(o) files from arch/*/boot/dts/dtbs-list instead of traversing the directory tree again. Please note that 'make dtbs_install' installs *.dtb(o) files directly added to dtb-y because scripts/Makefile.dtbinst installs $(dtb-y) without expanding the -dtbs suffix. This commit preserves this behavior. Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
-rw-r--r--Makefile2
-rw-r--r--scripts/Kbuild.include6
-rw-r--r--scripts/Makefile.dtbinst32
3 files changed, 19 insertions, 21 deletions
diff --git a/Makefile b/Makefile
index f5755b81591b..bc54a6cc8dc5 100644
--- a/Makefile
+++ b/Makefile
@@ -1411,7 +1411,7 @@ endif
dtbs_check: dtbs
dtbs_install:
- $(Q)$(MAKE) $(dtbinst)=$(dtstree) dst=$(INSTALL_DTBS_PATH)
+ $(Q)$(MAKE) -f $(srctree)/scripts/Makefile.dtbinst obj=$(dtstree)
ifdef CONFIG_OF_EARLY_FLATTREE
all: dtbs
diff --git a/scripts/Kbuild.include b/scripts/Kbuild.include
index 7778cc97a4e0..2f331879816b 100644
--- a/scripts/Kbuild.include
+++ b/scripts/Kbuild.include
@@ -114,12 +114,6 @@ endef
build := -f $(srctree)/scripts/Makefile.build obj
###
-# Shorthand for $(Q)$(MAKE) -f scripts/Makefile.dtbinst obj=
-# Usage:
-# $(Q)$(MAKE) $(dtbinst)=dir
-dtbinst := -f $(srctree)/scripts/Makefile.dtbinst obj
-
-###
# Shorthand for $(Q)$(MAKE) -f scripts/Makefile.clean obj=
# Usage:
# $(Q)$(MAKE) $(clean)=dir
diff --git a/scripts/Makefile.dtbinst b/scripts/Makefile.dtbinst
index 4405d5b67578..67956f6496a5 100644
--- a/scripts/Makefile.dtbinst
+++ b/scripts/Makefile.dtbinst
@@ -8,32 +8,36 @@
# $INSTALL_PATH/dtbs/$KERNELRELEASE
# ==========================================================================
-src := $(obj)
-
PHONY := __dtbs_install
__dtbs_install:
include include/config/auto.conf
include $(srctree)/scripts/Kbuild.include
-include $(kbuild-file)
-
-dtbs := $(addprefix $(dst)/, $(dtb-y) $(if $(CONFIG_OF_ALL_DTBS),$(dtb-)))
-subdirs := $(addprefix $(obj)/, $(subdir-y) $(subdir-m))
-__dtbs_install: $(dtbs) $(subdirs)
- @:
+dst := $(INSTALL_DTBS_PATH)
quiet_cmd_dtb_install = INSTALL $@
cmd_dtb_install = install -D $< $@
-$(dst)/%.dtb: $(obj)/%.dtb
+$(dst)/%: $(obj)/%
$(call cmd,dtb_install)
-$(dst)/%.dtbo: $(obj)/%.dtbo
- $(call cmd,dtb_install)
+dtbs := $(patsubst $(obj)/%,%,$(call read-file, $(obj)/dtbs-list))
+
+ifdef CONFIG_ARCH_WANT_FLAT_DTB_INSTALL
-PHONY += $(subdirs)
-$(subdirs):
- $(Q)$(MAKE) $(dtbinst)=$@ dst=$(if $(CONFIG_ARCH_WANT_FLAT_DTB_INSTALL),$(dst),$(patsubst $(obj)/%,$(dst)/%,$@))
+define gen_install_rules
+$(dst)/%: $(obj)/$(1)%
+ $$(call cmd,dtb_install)
+endef
+
+$(foreach d, $(sort $(dir $(dtbs))), $(eval $(call gen_install_rules,$(d))))
+
+dtbs := $(notdir $(dtbs))
+
+endif # CONFIG_ARCH_WANT_FLAT_DTB_INSTALL
+
+__dtbs_install: $(addprefix $(dst)/, $(dtbs))
+ @:
.PHONY: $(PHONY)