Commit 205295c7 authored by Robin Murphy's avatar Robin Murphy Committed by Will Deacon
Browse files

perf/arm-cmn: Hide XP PUB events for CMN-600 



CMN-600 doesn't have XP events for the PUB channel, but we missed
the appropriate check to avoid exposing them.

Fixes: 60d15040 ("perf/arm-cmn: Support new IP features")
Signed-off-by: default avatarRobin Murphy <robin.murphy@arm.com>
Link: https://lore.kernel.org/r/4c108d39a0513def63acccf09ab52b328f242aeb.1645727871.git.robin.murphy@arm.com


Signed-off-by: default avatarWill Deacon <will@kernel.org>
parent 95ed57c7

drivers/perf/arm-cmn.c

+3 −0
Original line number Diff line number Diff line
@@ -595,6 +595,9 @@ static umode_t arm_cmn_event_attr_is_visible(struct kobject *kobj, 
		if ((intf & 4) && !(cmn->ports_used & BIT(intf & 3)))

			return 0;



		if (chan == 4 && cmn->model == CMN600)

			return 0;



		if ((chan == 5 && cmn->rsp_vc_num < 2) ||

		    (chan == 6 && cmn->dat_vc_num < 2))

			return 0;