diff mbox series

[1/4] powerpc/pseries: Move VPHN constants into vphn.h

Message ID 20230823055317.751786-1-mpe@ellerman.id.au (mailing list archive)
State Accepted
Commit c040c7488b6a89c98dd0f6dd5f001101413779e2
Headers show
Series [1/4] powerpc/pseries: Move VPHN constants into vphn.h | expand

Commit Message

Michael Ellerman Aug. 23, 2023, 5:53 a.m. UTC 
These don't have any particularly good reason to belong in lppaca.h,
move them into their own header.

Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
---
 arch/powerpc/include/asm/lppaca.h             | 22 -------------------
 arch/powerpc/include/asm/vphn.h               | 22 +++++++++++++++++++
 arch/powerpc/mm/numa.c                        |  1 +
 arch/powerpc/platforms/pseries/lpar.c         |  1 +
 arch/powerpc/platforms/pseries/vas.c          |  1 +
 arch/powerpc/platforms/pseries/vphn.c         |  2 +-
 .../selftests/powerpc/vphn/asm/lppaca.h       |  1 -
 .../testing/selftests/powerpc/vphn/asm/vphn.h |  1 +
 8 files changed, 27 insertions(+), 24 deletions(-)
 create mode 100644 arch/powerpc/include/asm/vphn.h
 delete mode 120000 tools/testing/selftests/powerpc/vphn/asm/lppaca.h
 create mode 120000 tools/testing/selftests/powerpc/vphn/asm/vphn.h

Comments

Michael Ellerman Aug. 31, 2023, 4:02 a.m. UTC | #1 
On Wed, 23 Aug 2023 15:53:14 +1000, Michael Ellerman wrote:
> These don't have any particularly good reason to belong in lppaca.h,
> move them into their own header.
> 
> 

Applied to powerpc/next.

[1/4] powerpc/pseries: Move VPHN constants into vphn.h
      https://git.kernel.org/powerpc/c/c040c7488b6a89c98dd0f6dd5f001101413779e2
[2/4] powerpc/pseries: Move hcall_vphn() prototype into vphn.h
      https://git.kernel.org/powerpc/c/9a6c05fe9a998386a61b5e70ce07d31ec47a01a0
[3/4] powerpc: Don't include lppaca.h in paca.h
      https://git.kernel.org/powerpc/c/1aa000667669fa855853decbb1c69e974d8ff716

cheers
diff mbox series

Patch

diff --git a/arch/powerpc/include/asm/lppaca.h b/arch/powerpc/include/asm/lppaca.h
index 34d44cb17c87..12159e5b6888 100644
--- a/arch/powerpc/include/asm/lppaca.h
+++ b/arch/powerpc/include/asm/lppaca.h
@@ -6,28 +6,6 @@ 
 #ifndef _ASM_POWERPC_LPPACA_H
 #define _ASM_POWERPC_LPPACA_H
 
-/*
- * The below VPHN macros are outside the __KERNEL__ check since these are
- * used for compiling the vphn selftest in userspace
- */
-
-/* The H_HOME_NODE_ASSOCIATIVITY h_call returns 6 64-bit registers. */
-#define VPHN_REGISTER_COUNT 6
-
-/*
- * 6 64-bit registers unpacked into up to 24 be32 associativity values. To
- * form the complete property we have to add the length in the first cell.
- */
-#define VPHN_ASSOC_BUFSIZE (VPHN_REGISTER_COUNT*sizeof(u64)/sizeof(u16) + 1)
-
-/*
- * The H_HOME_NODE_ASSOCIATIVITY hcall takes two values for flags:
- * 1 for retrieving associativity information for a guest cpu
- * 2 for retrieving associativity information for a host/hypervisor cpu
- */
-#define VPHN_FLAG_VCPU	1
-#define VPHN_FLAG_PCPU	2
-
 #ifdef __KERNEL__
 
 /*
diff --git a/arch/powerpc/include/asm/vphn.h b/arch/powerpc/include/asm/vphn.h
new file mode 100644
index 000000000000..e0970603fce2
--- /dev/null
+++ b/arch/powerpc/include/asm/vphn.h
@@ -0,0 +1,22 @@ 
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+#ifndef _ASM_POWERPC_VPHN_H
+#define _ASM_POWERPC_VPHN_H
+
+/* The H_HOME_NODE_ASSOCIATIVITY h_call returns 6 64-bit registers. */
+#define VPHN_REGISTER_COUNT 6
+
+/*
+ * 6 64-bit registers unpacked into up to 24 be32 associativity values. To
+ * form the complete property we have to add the length in the first cell.
+ */
+#define VPHN_ASSOC_BUFSIZE (VPHN_REGISTER_COUNT*sizeof(u64)/sizeof(u16) + 1)
+
+/*
+ * The H_HOME_NODE_ASSOCIATIVITY hcall takes two values for flags:
+ * 1 for retrieving associativity information for a guest cpu
+ * 2 for retrieving associativity information for a host/hypervisor cpu
+ */
+#define VPHN_FLAG_VCPU	1
+#define VPHN_FLAG_PCPU	2
+
+#endif // _ASM_POWERPC_VPHN_H
diff --git a/arch/powerpc/mm/numa.c b/arch/powerpc/mm/numa.c
index 9f73d089eac1..f6c4ace3b221 100644
--- a/arch/powerpc/mm/numa.c
+++ b/arch/powerpc/mm/numa.c
@@ -34,6 +34,7 @@ 
 #include <asm/hvcall.h>
 #include <asm/setup.h>
 #include <asm/vdso.h>
+#include <asm/vphn.h>
 #include <asm/drmem.h>
 
 static int numa_enabled = 1;
diff --git a/arch/powerpc/platforms/pseries/lpar.c b/arch/powerpc/platforms/pseries/lpar.c
index 2eab323f6970..27fb656bd6ba 100644
--- a/arch/powerpc/platforms/pseries/lpar.c
+++ b/arch/powerpc/platforms/pseries/lpar.c
@@ -41,6 +41,7 @@ 
 #include <asm/kexec.h>
 #include <asm/fadump.h>
 #include <asm/dtl.h>
+#include <asm/vphn.h>
 
 #include "pseries.h"
 
diff --git a/arch/powerpc/platforms/pseries/vas.c b/arch/powerpc/platforms/pseries/vas.c
index 3fbc2a6aa319..e25ac52acf50 100644
--- a/arch/powerpc/platforms/pseries/vas.c
+++ b/arch/powerpc/platforms/pseries/vas.c
@@ -17,6 +17,7 @@ 
 #include <asm/hvcall.h>
 #include <asm/plpar_wrappers.h>
 #include <asm/firmware.h>
+#include <asm/vphn.h>
 #include <asm/vas.h>
 #include "vas.h"
 
diff --git a/arch/powerpc/platforms/pseries/vphn.c b/arch/powerpc/platforms/pseries/vphn.c
index cca474a2c396..3f85ece3c872 100644
--- a/arch/powerpc/platforms/pseries/vphn.c
+++ b/arch/powerpc/platforms/pseries/vphn.c
@@ -1,6 +1,6 @@ 
 // SPDX-License-Identifier: GPL-2.0
 #include <asm/byteorder.h>
-#include <asm/lppaca.h>
+#include <asm/vphn.h>
 
 /*
  * The associativity domain numbers are returned from the hypervisor as a
diff --git a/tools/testing/selftests/powerpc/vphn/asm/lppaca.h b/tools/testing/selftests/powerpc/vphn/asm/lppaca.h
deleted file mode 120000
index 942b1d00999c..000000000000
--- a/tools/testing/selftests/powerpc/vphn/asm/lppaca.h
+++ /dev/null
@@ -1 +0,0 @@ 
-../../../../../../arch/powerpc/include/asm/lppaca.h
\ No newline at end of file
diff --git a/tools/testing/selftests/powerpc/vphn/asm/vphn.h b/tools/testing/selftests/powerpc/vphn/asm/vphn.h
new file mode 120000
index 000000000000..3a0b2a00171c
--- /dev/null
+++ b/tools/testing/selftests/powerpc/vphn/asm/vphn.h
@@ -0,0 +1 @@ 
+../../../../../../arch/powerpc/include/asm/vphn.h
\ No newline at end of file