[PATCH 3/3] powerpc/xive: Remove xive_kexec_teardown_cpu()

[Benjamin Herrenschmidt]

It's identical to xive_teardown_cpu() so just use the latter

Signed-off-by: Benjamin Herrenschmidt <b...@kernel.crashing.org>
---
 arch/powerpc/include/asm/xive.h        |  1 -
 arch/powerpc/platforms/powernv/setup.c |  2 +-
 arch/powerpc/platforms/pseries/kexec.c |  2 +-
 arch/powerpc/sysdev/xive/common.c      | 22 ----------------------
 4 files changed, 2 insertions(+), 25 deletions(-)

diff --git a/arch/powerpc/include/asm/xive.h b/arch/powerpc/include/asm/xive.h
index 8d1a2792484f..3c704f5dd3ae 100644
--- a/arch/powerpc/include/asm/xive.h
+++ b/arch/powerpc/include/asm/xive.h
@@ -87,7 +87,6 @@ extern int  xive_smp_prepare_cpu(unsigned int cpu);
 extern void xive_smp_setup_cpu(void);
 extern void xive_smp_disable_cpu(void);
 extern void xive_teardown_cpu(void);
-extern void xive_kexec_teardown_cpu(int secondary);
 extern void xive_shutdown(void);
 extern void xive_flush_interrupt(void);
 
diff --git a/arch/powerpc/platforms/powernv/setup.c 
b/arch/powerpc/platforms/powernv/setup.c
index 092715b9674b..5b4b09816791 100644
--- a/arch/powerpc/platforms/powernv/setup.c
+++ b/arch/powerpc/platforms/powernv/setup.c
@@ -282,7 +282,7 @@ static void pnv_kexec_cpu_down(int crash_shutdown, int 
secondary)
        u64 reinit_flags;
 
        if (xive_enabled())
-               xive_kexec_teardown_cpu(secondary);
+               xive_teardown_cpu();
        else
                xics_kexec_teardown_cpu(secondary);
 
diff --git a/arch/powerpc/platforms/pseries/kexec.c 
b/arch/powerpc/platforms/pseries/kexec.c
index eeb13429d685..9dabf019556b 100644
--- a/arch/powerpc/platforms/pseries/kexec.c
+++ b/arch/powerpc/platforms/pseries/kexec.c
@@ -53,7 +53,7 @@ void pseries_kexec_cpu_down(int crash_shutdown, int secondary)
        }
 
        if (xive_enabled())
-               xive_kexec_teardown_cpu(secondary);
+               xive_teardown_cpu();
        else
                xics_kexec_teardown_cpu(secondary);
 }
diff --git a/arch/powerpc/sysdev/xive/common.c 
b/arch/powerpc/sysdev/xive/common.c
index 40c06110821c..c8db51b60b4b 100644
--- a/arch/powerpc/sysdev/xive/common.c
+++ b/arch/powerpc/sysdev/xive/common.c
@@ -1408,28 +1408,6 @@ void xive_teardown_cpu(void)
        xive_cleanup_cpu_queues(cpu, xc);
 }
 
-void xive_kexec_teardown_cpu(int secondary)
-{
-       struct xive_cpu *xc = __this_cpu_read(xive_cpu);
-       unsigned int cpu = smp_processor_id();
-
-       /* Set CPPR to 0 to disable flow of interrupts */
-       xc->cppr = 0;
-       out_8(xive_tima + xive_tima_offset + TM_CPPR, 0);
-
-       /* Backend cleanup if any */
-       if (xive_ops->teardown_cpu)
-               xive_ops->teardown_cpu(cpu, xc);
-
-#ifdef CONFIG_SMP
-       /* Get rid of IPI */
-       xive_cleanup_cpu_ipi(cpu, xc);
-#endif
-
-       /* Disable and free the queues */
-       xive_cleanup_cpu_queues(cpu, xc);
-}
-
 void xive_shutdown(void)
 {
        xive_ops->shutdown();
-- 
2.14.3