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Commit c210ae80 authored by Jan Glauber's avatar Jan Glauber Committed by Will Deacon
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arm64: perf: Extend event mask for ARMv8.1 



ARMv8.1 increases the PMU event number space to 16 bit so increase
the EVTYPE mask.

Signed-off-by: default avatarJan Glauber <jglauber@cavium.com>
Signed-off-by: default avatarWill Deacon <will.deacon@arm.com>
parent 7175f059

arch/arm64/kernel/perf_event.c

+2 −2
Original line number Diff line number Diff line
@@ -419,8 +419,8 @@ static const struct attribute_group *armv8_pmuv3_attr_groups[] = { 
/*

 * PMXEVTYPER: Event selection reg

 */

#define	ARMV8_EVTYPE_MASK	0xc80003ff	/* Mask for writable bits */

#define	ARMV8_EVTYPE_EVENT	0x3ff		/* Mask for EVENT bits */

#define	ARMV8_EVTYPE_MASK	0xc800ffff	/* Mask for writable bits */

#define	ARMV8_EVTYPE_EVENT	0xffff		/* Mask for EVENT bits */



/*

 * Event filters for PMUv3