kernel: remove platform_has() infrastructure

The only use case of the platform_has() infrastructure has been removed again, so remove the whole feature. Signed-off-by: Juergen Gross <[email protected]> Tested-by: Oleksandr Tyshchenko <[email protected]> # Arm64 guest using Xen Reviewed-by: Stefano Stabellini <[email protected]> Link: https://lore.kernel.org/r/[email protected] Signed-off-by: Juergen Gross <[email protected]>
kawasaki · Aug 1, 2022 · a870544 · a870544
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commit a870544
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diff --git a/MAINTAINERS b/MAINTAINERS
@@ -15953,14 +15953,6 @@ S:	Maintained
 F:	Documentation/devicetree/bindings/iio/chemical/plantower,pms7003.yaml
 F:	drivers/iio/chemical/pms7003.c
 
-PLATFORM FEATURE INFRASTRUCTURE
-M:	Juergen Gross <[email protected]>
-S:	Maintained
-F:	arch/*/include/asm/platform-feature.h
-F:	include/asm-generic/platform-feature.h
-F:	include/linux/platform-feature.h
-F:	kernel/platform-feature.c
-
 PLDMFW LIBRARY
 M:	Jacob Keller <[email protected]>
 S:	Maintained

diff --git a/include/asm-generic/Kbuild b/include/asm-generic/Kbuild
@@ -44,7 +44,6 @@ mandatory-y += msi.h
 mandatory-y += pci.h
 mandatory-y += percpu.h
 mandatory-y += pgalloc.h
-mandatory-y += platform-feature.h
 mandatory-y += preempt.h
 mandatory-y += rwonce.h
 mandatory-y += sections.h

diff --git a/include/asm-generic/platform-feature.h b/include/asm-generic/platform-feature.h
diff --git a/include/linux/platform-feature.h b/include/linux/platform-feature.h
diff --git a/kernel/Makefile b/kernel/Makefile
@@ -7,7 +7,7 @@ obj-y     = fork.o exec_domain.o panic.o \
 	    cpu.o exit.o softirq.o resource.o \
 	    sysctl.o capability.o ptrace.o user.o \
 	    signal.o sys.o umh.o workqueue.o pid.o task_work.o \
-	    extable.o params.o platform-feature.o \
+	    extable.o params.o \
 	    kthread.o sys_ni.o nsproxy.o \
 	    notifier.o ksysfs.o cred.o reboot.o \
 	    async.o range.o smpboot.o ucount.o regset.o

diff --git a/kernel/platform-feature.c b/kernel/platform-feature.c