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-rw-r--r--drivers/thermal/thermal_core.h15
-rw-r--r--include/asm-generic/vmlinux.lds.h11
2 files changed, 26 insertions, 0 deletions
diff --git a/drivers/thermal/thermal_core.h b/drivers/thermal/thermal_core.h
index 0df190ed82a7..06778cec8416 100644
--- a/drivers/thermal/thermal_core.h
+++ b/drivers/thermal/thermal_core.h
@@ -15,6 +15,21 @@
/* Initial state of a cooling device during binding */
#define THERMAL_NO_TARGET -1UL
+/* Init section thermal table */
+extern struct thermal_governor *__governor_thermal_table[];
+extern struct thermal_governor *__governor_thermal_table_end[];
+
+#define THERMAL_TABLE_ENTRY(table, name) \
+ static typeof(name) *__thermal_table_entry_##name \
+ __used __section(__##table##_thermal_table) = &name
+
+#define THERMAL_GOVERNOR_DECLARE(name) THERMAL_TABLE_ENTRY(governor, name)
+
+#define for_each_governor_table(__governor) \
+ for (__governor = __governor_thermal_table; \
+ __governor < __governor_thermal_table_end; \
+ __governor++)
+
/*
* This structure is used to describe the behavior of
* a certain cooling device on a certain trip point
diff --git a/include/asm-generic/vmlinux.lds.h b/include/asm-generic/vmlinux.lds.h
index 088987e9a3ea..5a06822fcd6c 100644
--- a/include/asm-generic/vmlinux.lds.h
+++ b/include/asm-generic/vmlinux.lds.h
@@ -239,6 +239,16 @@
#define ACPI_PROBE_TABLE(name)
#endif
+#ifdef CONFIG_THERMAL
+#define THERMAL_TABLE(name) \
+ . = ALIGN(8); \
+ __##name##_thermal_table = .; \
+ KEEP(*(__##name##_thermal_table)) \
+ __##name##_thermal_table_end = .;
+#else
+#define THERMAL_TABLE(name)
+#endif
+
#define KERNEL_DTB() \
STRUCT_ALIGN(); \
__dtb_start = .; \
@@ -608,6 +618,7 @@
IRQCHIP_OF_MATCH_TABLE() \
ACPI_PROBE_TABLE(irqchip) \
ACPI_PROBE_TABLE(timer) \
+ THERMAL_TABLE(governor) \
EARLYCON_TABLE() \
LSM_TABLE()