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authorDaniel Lezcano <daniel.lezcano@linaro.org>2019-06-12 22:13:24 +0200
committerZhang Rui <rui.zhang@intel.com>2019-06-27 21:22:13 +0800
commit980af75ede4f36107b98aa5c247359b87c6afc30 (patch)
treeb89606fef59a940be991d4ddea6c5810cd97c9d3 /include/asm-generic
parent4b972a01a7da614b4796475f933094751a295a2f (diff)
downloadlinux-980af75ede4f36107b98aa5c247359b87c6afc30.tar.bz2
thermal/drivers/core: Add init section table for self-encapsulation
Currently the governors are declared in their respective files but they export their [un]register functions which in turn call the [un]register governors core's functions. That implies a cyclic dependency which is not desirable. There is a way to self-encapsulate the governors by letting them to declare themselves in a __init section table. Define the table in the asm generic linker description like the other tables and provide the specific macros to deal with. Reviewed-by: Amit Kucheria <amit.kucheria@linaro.org> Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org> Signed-off-by: Zhang Rui <rui.zhang@intel.com>
Diffstat (limited to 'include/asm-generic')
-rw-r--r--include/asm-generic/vmlinux.lds.h11
1 files changed, 11 insertions, 0 deletions
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()