diff options
Diffstat (limited to 'arch/powerpc/kernel/idle_book3s.S')
| -rw-r--r-- | arch/powerpc/kernel/idle_book3s.S | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/arch/powerpc/kernel/idle_book3s.S b/arch/powerpc/kernel/idle_book3s.S index 59657783d1d5..01e1c1997893 100644 --- a/arch/powerpc/kernel/idle_book3s.S +++ b/arch/powerpc/kernel/idle_book3s.S @@ -357,13 +357,13 @@ power_enter_stop: .Lhandle_esl_ec_set: BEGIN_FTR_SECTION /* - * POWER9 DD2 can incorrectly set PMAO when waking up after a - * state-loss idle. Saving and restoring MMCR0 over idle is a + * POWER9 DD2.0 or earlier can incorrectly set PMAO when waking up after + * a state-loss idle. Saving and restoring MMCR0 over idle is a * workaround. */ mfspr r4,SPRN_MMCR0 std r4,_MMCR0(r1) -END_FTR_SECTION_IFSET(CPU_FTR_POWER9_DD1 | CPU_FTR_POWER9_DD20) +END_FTR_SECTION_IFCLR(CPU_FTR_POWER9_DD2_1) /* * Check if the requested state is a deep idle state. @@ -554,7 +554,7 @@ BEGIN_FTR_SECTION ld r1,PACAR1(r13) ld r4,_MMCR0(r1) mtspr SPRN_MMCR0,r4 -END_FTR_SECTION_IFSET(CPU_FTR_POWER9_DD1 | CPU_FTR_POWER9_DD20) +END_FTR_SECTION_IFCLR(CPU_FTR_POWER9_DD2_1) mfspr r4,SPRN_MMCRA ori r4,r4,(1 << (63-60)) mtspr SPRN_MMCRA,r4 |