powerpc: Use VPA subfunction macros instead of numbers for vpa calls
Use macros in vpa calls.
Signed-off-by: Li Zhong <zhong@linux.vnet.ibm.com>
Signed-off-by: Michael Ellerman <michael@ellerman.id.au>
diff --git a/arch/powerpc/platforms/pseries/plpar_wrappers.h b/arch/powerpc/platforms/pseries/plpar_wrappers.h
index f368668..f35787b 100644
--- a/arch/powerpc/platforms/pseries/plpar_wrappers.h
+++ b/arch/powerpc/platforms/pseries/plpar_wrappers.h
@@ -58,40 +58,39 @@
static inline long vpa_call(unsigned long flags, unsigned long cpu,
unsigned long vpa)
{
- /* flags are in bits 16-18 (counting from most significant bit) */
- flags = flags << (63 - 18);
+ flags = flags << H_VPA_FUNC_SHIFT;
return plpar_hcall_norets(H_REGISTER_VPA, flags, cpu, vpa);
}
static inline long unregister_vpa(unsigned long cpu)
{
- return vpa_call(0x5, cpu, 0);
+ return vpa_call(H_VPA_DEREG_VPA, cpu, 0);
}
static inline long register_vpa(unsigned long cpu, unsigned long vpa)
{
- return vpa_call(0x1, cpu, vpa);
+ return vpa_call(H_VPA_REG_VPA, cpu, vpa);
}
static inline long unregister_slb_shadow(unsigned long cpu)
{
- return vpa_call(0x7, cpu, 0);
+ return vpa_call(H_VPA_DEREG_SLB, cpu, 0);
}
static inline long register_slb_shadow(unsigned long cpu, unsigned long vpa)
{
- return vpa_call(0x3, cpu, vpa);
+ return vpa_call(H_VPA_REG_SLB, cpu, vpa);
}
static inline long unregister_dtl(unsigned long cpu)
{
- return vpa_call(0x6, cpu, 0);
+ return vpa_call(H_VPA_DEREG_DTL, cpu, 0);
}
static inline long register_dtl(unsigned long cpu, unsigned long vpa)
{
- return vpa_call(0x2, cpu, vpa);
+ return vpa_call(H_VPA_REG_DTL, cpu, vpa);
}
static inline long plpar_page_set_loaned(unsigned long vpa)