Commit de847275 authored by Mark Brown's avatar Mark Brown Committed by Catalin Marinas
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arm64/esr: Use GENMASK() for the ISS mask 



We express the mask for ESR_ELx.ISS in a non-standard manner, not using
the standard helpers. In preparation for adding decode for ISS2 convert to
use GENMASK(). No functional change.

Signed-off-by: default avatarMark Brown <broonie@kernel.org>
Link: https://lore.kernel.org/r/20230417-arm64-iss2-dabt-decode-v3-1-c1fa503e503a@kernel.org


Signed-off-by: default avatarCatalin Marinas <catalin.marinas@arm.com>
parent 44c026a7

arch/arm64/include/asm/esr.h

+1 −1
Original line number Diff line number Diff line
@@ -75,7 +75,7 @@ 


#define ESR_ELx_IL_SHIFT	(25)

#define ESR_ELx_IL		(UL(1) << ESR_ELx_IL_SHIFT)

#define ESR_ELx_ISS_MASK	(ESR_ELx_IL - 1)

#define ESR_ELx_ISS_MASK	(GENMASK(24, 0))

#define ESR_ELx_ISS(esr)	((esr) & ESR_ELx_ISS_MASK)



/* ISS field definitions shared by different classes */