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Searched refs:zcr (Results 1 – 2 of 2) sorted by relevance

/Linux-v4.19/arch/arm64/kernel/
Dfpsimd.c636 unsigned long zcr; in sve_probe_vqs() local
640 zcr = ZCR_ELx_LEN_MASK; in sve_probe_vqs()
641 zcr = read_sysreg_s(SYS_ZCR_EL1) & ~zcr; in sve_probe_vqs()
644 write_sysreg_s(zcr | (vq - 1), SYS_ZCR_EL1); /* self-syncing */ in sve_probe_vqs()
726 u64 zcr; in read_zcr_features() local
736 zcr = read_sysreg_s(SYS_ZCR_EL1); in read_zcr_features()
737 zcr &= ~(u64)ZCR_ELx_LEN_MASK; /* find sticky 1s outside LEN field */ in read_zcr_features()
739 zcr |= vq_max - 1; /* set LEN field to maximum effective value */ in read_zcr_features()
741 return zcr; in read_zcr_features()
746 u64 zcr; in sve_setup() local
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Dcpufeature.c1528 u64 zcr = read_zcr_features(); in verify_sve_features() local
1531 unsigned int len = zcr & ZCR_ELx_LEN_MASK; in verify_sve_features()