Commit 7709bf09 authored by Junhao He's avatar Junhao He Committed by Zheng Zengkai
Browse files

arm64/trbe: Add initial MADT/SPE probing

driver inclusion
category: featurn
bugzilla: https://gitee.com/openeuler/kernel/issues/I5YCYK



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ACPI 6.5 adds additional fields to the MADT GICC
structure to describe TRBE PPI's. We pick these out
of the cached reference to the madt_gicc structure
similarly to the arm SPE code. We then create a platform
device referring to the IRQ and let the user/module loader
decide whether to load the TRBE driver.

Signed-off-by: default avatarJunhao He <hejunhao3@huawei.com>
Reviewed-by: default avatarXiongfeng Wang <wangxiongfeng2@huawei.com>
Signed-off-by: default avatarZheng Zengkai <zhengzengkai@huawei.com>
parent 2020b243
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