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powerpc/64s: Rename PPC_INVALIDATE_ERAT to PPC_ISA_3_0_INVALIDATE_ERAT

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This makes it clear to the caller that it can only be used on POWER9
and later CPUs.

Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
[mpe: Use "ISA_3_0" rather than "ARCH_300"]
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
This commit is contained in:
Nicholas Piggin
2019-06-23 20:41:51 +10:00
committed by Michael Ellerman
parent 293c2e27b9
commit fe7946ce08
6 changed files with 9 additions and 10 deletions
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2
arch/powerpc/platforms/powernv/idle.c
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@@ -720,7 +720,7 @@ static unsigned long power9_idle_stop(unsigned long psscr, bool mmu_on)
* to reload MMCR0 (see mmcr0 comment above).
*/
if (!cpu_has_feature(CPU_FTR_POWER9_DD2_1)) {
asm volatile(PPC_INVALIDATE_ERAT);
asm volatile(PPC_ISA_3_0_INVALIDATE_ERAT);
mtspr(SPRN_MMCR0, mmcr0);
}