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riscv: Define PLATFORM__CLEAR_BIT for generic_clear_bit()

riscv bitops.h provides a __clear_bit() but does not define
PLATFORM__CLEAR_BIT as a result generic_clear_bit() is used instead of the
architecturally provided __clear_bit().

This patch defines PLATFORM__CLEAR_BIT which means that __clear_bit() in
riscv bitops.h will be called whenever generic_clear_bit() is called - as
opposed to the default cross-platform generic_clear_bit().

Signed-off-by: Bryan O'Donoghue <pure.logic@nexus-software.ie>
Cc: Rick Chen <rick@andestech.com>
Cc: Greentime Hu <green.hu@gmail.com>
Bryan O'Donoghue 6 jaren geleden
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1 gewijzigde bestanden met toevoegingen van 2 en 0 verwijderingen
  1. 2 0
      arch/riscv/include/asm/bitops.h

+ 2 - 0
arch/riscv/include/asm/bitops.h

@@ -54,6 +54,8 @@ static inline void __clear_bit(int nr, void *addr)
 	*a &= ~mask;
 }
 
+#define PLATFORM__CLEAR_BIT
+
 static inline void __change_bit(int nr, void *addr)
 {
 	int mask;