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powerpc/32s: Change mfsrin() into a static inline function

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mfsrin() is a macro.

Change in into an inline function to avoid conflicts in KVM
and make it more evolutive.

Signed-off-by: Christophe Leroy <christophe.leroy@csgroup.eu>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/72c7b9879e2e2e6f5c27dadda6486386c2b50f23.1612612022.git.christophe.leroy@csgroup.eu
This commit is contained in:
Christophe Leroy 2021-02-06 11:47:26 +00:00 committed by Michael Ellerman
parent 8524e2e764
commit fd659e8f2c
2 changed files with 8 additions and 7 deletions
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11
arch/powerpc/include/asm/reg.h
View File

@ -1413,9 +1413,14 @@ static inline void msr_check_and_clear(unsigned long bits)
}
#ifdef CONFIG_PPC32
#define mfsrin(v) ({unsigned int rval; \
asm volatile("mfsrin %0,%1" : "=r" (rval) : "r" (v)); \
rval;})
static inline u32 mfsrin(u32 idx)
{
u32 val;
asm volatile("mfsrin %0, %1" : "=r" (val): "r" (idx));
return val;
}
static inline void mtsrin(u32 val, u32 idx)
{

4
arch/powerpc/kvm/book3s_emulate.c
View File

@ -61,10 +61,6 @@
#define SPRN_GQR6 918
#define SPRN_GQR7 919
/* Book3S_32 defines mfsrin(v) - but that messes up our abstract
* function pointers, so let's just disable the define. */
#undef mfsrin
enum priv_level {
PRIV_PROBLEM = 0,
PRIV_SUPER = 1,