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[v1,1/4] powerpc/pseries: hvcall.h: add H_WATCHDOG opcode, H_NOOP return code

Message ID 20220520172055.32220-1-cheloha@linux.ibm.com
State Superseded
Headers show
Series [v1,1/4] powerpc/pseries: hvcall.h: add H_WATCHDOG opcode, H_NOOP return code | expand

Commit Message

Scott Cheloha May 20, 2022, 5:20 p.m. UTC
PAPR v2.12 defines a new hypercall, H_WATCHDOG.  The hypercall permits
guest control of one or more virtual watchdog timers.

Add the opcode for the H_WATCHDOG hypercall to hvcall.h.  While here,
add a definition for H_NOOP, a possible return code for H_WATCHDOG.

Signed-off-by: Scott Cheloha <cheloha@linux.ibm.com>
 arch/powerpc/include/asm/hvcall.h | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)
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diff --git a/arch/powerpc/include/asm/hvcall.h b/arch/powerpc/include/asm/hvcall.h
index d92a20a85395..4b4f69c35b4f 100644
--- a/arch/powerpc/include/asm/hvcall.h
+++ b/arch/powerpc/include/asm/hvcall.h
@@ -87,6 +87,7 @@ 
 #define H_P7		-60
 #define H_P8		-61
 #define H_P9		-62
+#define H_NOOP		-63
 #define H_TOO_BIG	-64
 #define H_UNSUPPORTED	-67
 #define H_OVERLAP	-68
@@ -324,7 +325,8 @@ 
 #define H_RPT_INVALIDATE	0x448
 #define H_SCM_FLUSH		0x44C
 #define H_GET_ENERGY_SCALE_INFO	0x450
+#define H_WATCHDOG		0x45C
 /* Scope args for H_SCM_UNBIND_ALL */
 #define H_UNBIND_SCOPE_ALL (0x1)