[Skiboot] [PATCH v4 7/8] SLW: Removing timebase related flags for stop4
Akshay Adiga
akshay.adiga at linux.vnet.ibm.com
Fri Sep 15 17:34:35 AEST 2017
When a core enters stop4, it does not loose decrementer and time base.
Hence removing flags OPAL_PM_DEC_STOP and OPAL_PM_TIMEBASE_STOP.
Signed-off-by: Akshay Adiga <akshay.adiga at linux.vnet.ibm.com>
---
hw/slw.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/hw/slw.c b/hw/slw.c
index 1ce7608..561cbf7 100644
--- a/hw/slw.c
+++ b/hw/slw.c
@@ -601,8 +601,8 @@ static struct cpu_idle_states power9_cpu_idle_states[] = {
.name = "stop4",
.latency_ns = 100000,
.residency_ns = 1000000,
- .flags = 1*OPAL_PM_DEC_STOP \
- | 1*OPAL_PM_TIMEBASE_STOP \
+ .flags = 0*OPAL_PM_DEC_STOP \
+ | 0*OPAL_PM_TIMEBASE_STOP \
| 1*OPAL_PM_LOSE_USER_CONTEXT \
| 1*OPAL_PM_LOSE_HYP_CONTEXT \
| 1*OPAL_PM_LOSE_FULL_CONTEXT \
--
2.5.5
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