[v2,01/10] MIPS: Export higher/highest relocation functions in uasm

Message ID 20231027221106.405666-2-jiaxun.yang@flygoat.com
State New
Headers
Series MIPS: Fix kernel in XKPHYS |

Commit Message

Jiaxun Yang Oct. 27, 2023, 10:10 p.m. UTC
  Export uasm_rel_{higher,highest} functions.
Those functions can be helpful in dealing with 64bit immediates.

Signed-off-by: Jiaxun Yang <jiaxun.yang@flygoat.com>
---
 arch/mips/include/asm/uasm.h | 2 ++
 arch/mips/mm/uasm.c          | 6 ++++--
 2 files changed, 6 insertions(+), 2 deletions(-)
  

Patch

diff --git a/arch/mips/include/asm/uasm.h b/arch/mips/include/asm/uasm.h
index 296bcf31abb5..12db6d2fca07 100644
--- a/arch/mips/include/asm/uasm.h
+++ b/arch/mips/include/asm/uasm.h
@@ -196,6 +196,8 @@  void uasm_build_label(struct uasm_label **lab, u32 *addr,
 #ifdef CONFIG_64BIT
 int uasm_in_compat_space_p(long addr);
 #endif
+int uasm_rel_highest(long val);
+int uasm_rel_higher(long val);
 int uasm_rel_hi(long val);
 int uasm_rel_lo(long val);
 void UASM_i_LA_mostly(u32 **buf, unsigned int rs, long addr);
diff --git a/arch/mips/mm/uasm.c b/arch/mips/mm/uasm.c
index 125140979d62..6846bf2084c5 100644
--- a/arch/mips/mm/uasm.c
+++ b/arch/mips/mm/uasm.c
@@ -425,7 +425,7 @@  int uasm_in_compat_space_p(long addr)
 }
 UASM_EXPORT_SYMBOL(uasm_in_compat_space_p);
 
-static int uasm_rel_highest(long val)
+int uasm_rel_highest(long val)
 {
 #ifdef CONFIG_64BIT
 	return ((((val + 0x800080008000L) >> 48) & 0xffff) ^ 0x8000) - 0x8000;
@@ -433,8 +433,9 @@  static int uasm_rel_highest(long val)
 	return 0;
 #endif
 }
+UASM_EXPORT_SYMBOL(uasm_rel_highest);
 
-static int uasm_rel_higher(long val)
+int uasm_rel_higher(long val)
 {
 #ifdef CONFIG_64BIT
 	return ((((val + 0x80008000L) >> 32) & 0xffff) ^ 0x8000) - 0x8000;
@@ -442,6 +443,7 @@  static int uasm_rel_higher(long val)
 	return 0;
 #endif
 }
+UASM_EXPORT_SYMBOL(uasm_rel_higher);
 
 int uasm_rel_hi(long val)
 {