667 static u64 arm64_ftr_set_value(const struct arm64_ftr_bits *ftrp, s64 reg,  in arm64_ftr_set_value()  argument
670 	u64 mask = arm64_ftr_mask(ftrp);  in arm64_ftr_set_value()
673 	reg |= (ftr_val << ftrp->shift) & mask;  in arm64_ftr_set_value()
677 static s64 arm64_ftr_safe_value(const struct arm64_ftr_bits *ftrp, s64 new,  in arm64_ftr_safe_value()  argument
682 	switch (ftrp->type) {  in arm64_ftr_safe_value()
684 		ret = ftrp->safe_val;  in arm64_ftr_safe_value()
766 	const struct arm64_ftr_bits *ftrp;  in init_cpu_ftr_reg()  local
772 	for (ftrp = reg->ftr_bits; ftrp->width; ftrp++) {  in init_cpu_ftr_reg()
773 		u64 ftr_mask = arm64_ftr_mask(ftrp);  in init_cpu_ftr_reg()
774 		s64 ftr_new = arm64_ftr_value(ftrp, new);  in init_cpu_ftr_reg()
776 		val = arm64_ftr_set_value(ftrp, val, ftr_new);  in init_cpu_ftr_reg()
779 		if (!ftrp->strict)  in init_cpu_ftr_reg()
781 		if (ftrp->visible)  in init_cpu_ftr_reg()
784 			reg->user_val = arm64_ftr_set_value(ftrp,  in init_cpu_ftr_reg()
786 							    ftrp->safe_val);  in init_cpu_ftr_reg()
885 	const struct arm64_ftr_bits *ftrp;  in update_cpu_ftr_reg()  local
887 	for (ftrp = reg->ftr_bits; ftrp->width; ftrp++) {  in update_cpu_ftr_reg()
888 		s64 ftr_cur = arm64_ftr_value(ftrp, reg->sys_val);  in update_cpu_ftr_reg()
889 		s64 ftr_new = arm64_ftr_value(ftrp, new);  in update_cpu_ftr_reg()
894 		ftr_new = arm64_ftr_safe_value(ftrp, ftr_new, ftr_cur);  in update_cpu_ftr_reg()
895 		reg->sys_val = arm64_ftr_set_value(ftrp, reg->sys_val, ftr_new);  in update_cpu_ftr_reg()
917 	const struct arm64_ftr_bits *ftrp;  in relax_cpu_ftr_reg()  local
923 	for (ftrp = regp->ftr_bits; ftrp->width; ftrp++) {  in relax_cpu_ftr_reg()
924 		if (ftrp->shift == field) {  in relax_cpu_ftr_reg()
925 			regp->strict_mask &= ~arm64_ftr_mask(ftrp);  in relax_cpu_ftr_reg()
931 	WARN_ON(!ftrp->width);  in relax_cpu_ftr_reg()