Hi Balbir,

On Tue, Dec 13, 2016 at 09:13:26PM +1100, Balbir Singh wrote:

On 10/12/16 00:32, Gautham R. Shenoy wrote:

quoted

From: "Gautham R. Shenoy" <redacted>

diff --git a/arch/powerpc/include/asm/cpuidle.h b/arch/powerpc/include/asm/cpuidle.h
index 3919332..0a3255b 100644
--- a/arch/powerpc/include/asm/cpuidle.h
+++ b/arch/powerpc/include/asm/cpuidle.h

@@ -21,7 +21,7 @@
 
 /* Idle state entry routines */
 #ifdef	CONFIG_PPC_P7_NAP
-#define	IDLE_STATE_ENTER_SEQ(IDLE_INST)				\
+#define IDLE_STATE_ENTER_SEQ(IDLE_INST)                         \
 	/* Magic NAP/SLEEP/WINKLE mode enter sequence */	\
 	std	r0,0(r1);					\
 	ptesync;						\

@@ -29,6 +29,9 @@
 1:	cmpd	cr0,r0,r0;					\
 	bne	1b;						\
 	IDLE_INST;						\
+

Is the power saving magic sequence the same as before for power 9
as well?

Yes, this is the same magic sequence for POWER9.

--
Thanks and Regards
gautham.