These changes are the raw update to linux-4.4.6-rt14. Kernel sources

[kvmfornfv.git] / kernel / arch / arm64 / include / asm / acpi.h

diff --git a/kernel/arch/arm64/include/asm/acpi.h b/kernel/arch/arm64/include/asm/acpi.h
index 59c05d8..caafd63 100644 (file)
--- a/kernel/arch/arm64/include/asm/acpi.h
+++ b/kernel/arch/arm64/include/asm/acpi.h
@@ -13,11 +13,19 @@
 #define _ASM_ACPI_H
 
 #include <linux/mm.h>
-#include <linux/irqchip/arm-gic-acpi.h>
+#include <linux/psci.h>
 
 #include <asm/cputype.h>
 #include <asm/smp_plat.h>
 
+/* Macros for consistency checks of the GICC subtable of MADT */
+#define ACPI_MADT_GICC_LENGTH  \
+       (acpi_gbl_FADT.header.revision < 6 ? 76 : 80)
+
+#define BAD_MADT_GICC_ENTRY(entry, end)                                                \
+       (!(entry) || (unsigned long)(entry) + sizeof(*(entry)) > (end) ||       \
+        (entry)->header.length != ACPI_MADT_GICC_LENGTH)
+
 /* Basic configuration for ACPI */
 #ifdef CONFIG_ACPI
 /* ACPI table mapping after acpi_gbl_permanent_mmap is set */
@@ -39,18 +47,6 @@ extern int acpi_disabled;
 extern int acpi_noirq;
 extern int acpi_pci_disabled;
 
-/* 1 to indicate PSCI 0.2+ is implemented */
-static inline bool acpi_psci_present(void)
-{
-       return acpi_gbl_FADT.arm_boot_flags & ACPI_FADT_PSCI_COMPLIANT;
-}
-
-/* 1 to indicate HVC must be used instead of SMC as the PSCI conduit */
-static inline bool acpi_psci_use_hvc(void)
-{
-       return acpi_gbl_FADT.arm_boot_flags & ACPI_FADT_PSCI_USE_HVC;
-}
-
 static inline void disable_acpi(void)
 {
        acpi_disabled = 1;
@@ -88,9 +84,16 @@ static inline void arch_fix_phys_package_id(int num, u32 slot) { }
 void __init acpi_init_cpus(void);
 
 #else
-static inline bool acpi_psci_present(void) { return false; }
-static inline bool acpi_psci_use_hvc(void) { return false; }
 static inline void acpi_init_cpus(void) { }
 #endif /* CONFIG_ACPI */
 
+static inline const char *acpi_get_enable_method(int cpu)
+{
+       return acpi_psci_present() ? "psci" : NULL;
+}
+
+#ifdef CONFIG_ACPI_APEI
+pgprot_t arch_apei_get_mem_attribute(phys_addr_t addr);
+#endif
+
 #endif /*_ASM_ACPI_H*/