Adding upstream version 6.6.15.upstream/6.6.15

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 67 insertions, 0 deletions

diff --git a/arch/powerpc/kernel/setup.h b/arch/powerpc/kernel/setup.h
new file mode 100644
index 0000000000..7912bb50a7
--- /dev/null
+++ b/arch/powerpc/kernel/setup.h
@@ -0,0 +1,67 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+/*
+ * Prototypes for functions that are shared between setup_(32|64|common).c
+ *
+ * Copyright 2016 Michael Ellerman, IBM Corporation.
+ */
+
+#ifndef __ARCH_POWERPC_KERNEL_SETUP_H
+#define __ARCH_POWERPC_KERNEL_SETUP_H
+
+void initialize_cache_info(void);
+void irqstack_early_init(void);
+
+#ifdef CONFIG_PPC32
+void setup_power_save(void);
+#else
+static inline void setup_power_save(void) { }
+#endif
+
+#if defined(CONFIG_PPC64) && defined(CONFIG_SMP)
+void check_smt_enabled(void);
+#else
+static inline void check_smt_enabled(void) { }
+#endif
+
+#if defined(CONFIG_PPC_BOOK3E_64) && defined(CONFIG_SMP)
+void setup_tlb_core_data(void);
+#else
+static inline void setup_tlb_core_data(void) { }
+#endif
+
+#ifdef CONFIG_BOOKE_OR_40x
+void exc_lvl_early_init(void);
+#else
+static inline void exc_lvl_early_init(void) { }
+#endif
+
+#if defined(CONFIG_PPC64) || defined(CONFIG_VMAP_STACK)
+void emergency_stack_init(void);
+#else
+static inline void emergency_stack_init(void) { }
+#endif
+
+#ifdef CONFIG_PPC64
+u64 ppc64_bolted_size(void);
+
+/* Default SPR values from firmware/kexec */
+extern unsigned long spr_default_dscr;
+#endif
+
+/*
+ * Having this in kvm_ppc.h makes include dependencies too
+ * tricky to solve for setup-common.c so have it here.
+ */
+#ifdef CONFIG_KVM_BOOK3S_HV_POSSIBLE
+void kvm_cma_reserve(void);
+#else
+static inline void kvm_cma_reserve(void) { }
+#endif
+
+#ifdef CONFIG_TAU
+u32 cpu_temp(unsigned long cpu);
+u32 cpu_temp_both(unsigned long cpu);
+u32 tau_interrupts(unsigned long cpu);
+#endif /* CONFIG_TAU */
+
+#endif /* __ARCH_POWERPC_KERNEL_SETUP_H */