LoongArch: Fix wrong fpu version

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According to the configuration information accessible by the CPUCFG
instruction in LoongArch Reference Manual [1], FP_ver is stored in
bit [5: 3] of CPUCFG2, the current code to get fpu version is wrong,
use CPUCFG2_FPVERS to fix it.

[1] https://loongson.github.io/LoongArch-Documentation/LoongArch-Vol1-EN.html

Fixes: 628c3bb40e ("LoongArch: Add boot and setup routines")
Signed-off-by: Tiezhu Yang <yangtiezhu@loongson.cn>
Signed-off-by: Huacai Chen <chenhuacai@loongson.cn>

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Tiezhu Yang 2022-06-18 12:50:31 +08:00 • committed by Huacai Chen

parent 26808cebf1

commit ad82eef3ce

1 changed files with 1 additions and 1 deletions

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arch/loongarch/kernel/cpu-probe.c

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