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Subject[PATCH] firmware: Automatically pull missing FW files
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Hi,
When a binary FW file is not present in the firmware dir then the build
will fail. This patch enables auto-download any missing FW file for both shipped
and external targets.
Generated against linux-next.

Signed-off-by: Tadeusz Struk <tadeusz.struk@intel.com>
---
firmware/Makefile | 25 +++++++++++++++++++++++--
1 file changed, 23 insertions(+), 2 deletions(-)

diff --git a/firmware/Makefile b/firmware/Makefile
index 5747417..3ad12f6 100644
--- a/firmware/Makefile
+++ b/firmware/Makefile
@@ -178,10 +178,31 @@ wordsize_deps := $(wildcard include/config/64bit.h include/config/32bit.h \
include/config/superh32.h include/config/superh64.h \
include/config/x86_32.h include/config/x86_64.h)

-$(patsubst %,$(obj)/%.gen.S, $(fw-shipped-y)): %: $(wordsize_deps)
+FW_URL := git.kernel.org/cgit/linux/kernel/git/firmware/linux-firmware.git/plain
+
+.NOTPARALLEL: get_missing_external $(patsubst %,$(obj)/%.gen.S, $(fw-external-y))
+.NOTPARALLEL: get_missing_shipped $(patsubst %,$(obj)/%.gen.S, $(fw-shipped-y))
+
+get_missing_shipped:
+ @for file in $(fw-shipped-y) $(fw-shipped-m); do \
+ if [ ! -f $(obj)/$$file ]; then \
+ wget $(FW_URL)/$$file -o /dev/null -O $(obj)/$$file; \
+ fi; \
+ done;
+
+get_missing_external:
+ @for file in $(fw-external-y); do \
+ if [ ! -f $(obj)/$$file ]; then \
+ wget $(FW_URL)/$$file -o /dev/null -O $(obj)/$$file; \
+ fi; \
+ done;
+
+$(patsubst %,$(obj)/%.gen.S, $(fw-shipped-y)): %: $(wordsize_deps) \
+ get_missing_shipped
$(call cmd,fwbin,$(patsubst %.gen.S,%,$@))
+
$(patsubst %,$(obj)/%.gen.S, $(fw-external-y)): %: $(wordsize_deps) \
- include/config/extra/firmware/dir.h
+ include/config/extra/firmware/dir.h get_missing_external
$(call cmd,fwbin,$(fwabs)/$(patsubst $(obj)/%.gen.S,%,$@))

# The .o files depend on the binaries directly; the .S files don't.


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