[PATCH 2/3] ACPI / PPTT: fix build when CONFIG_ACPI_PPTT is not enabled
From: Sudeep Holla <hidden>
Date: 2018-06-05 13:55:52
Also in:
linux-acpi, lkml
Subsystem:
acpi, the rest · Maintainers:
"Rafael J. Wysocki", Linus Torvalds
Though CONFIG_ACPI_PPTT is selected by platforms and nor user visible, it may be useful to support the build with CONFIG_ACPI_PPTT disabled. This patch adds the missing dummy/boiler plate implementation to fix the build. Cc: "Rafael J. Wysocki" <redacted> Signed-off-by: Sudeep Holla <redacted> --- include/linux/acpi.h | 20 ++++++++++++++++++++ 1 file changed, 20 insertions(+) Hi Rafael, If you are fine with this, can you provide Ack, so that we route this through ARM64 tree where most of the ACPI PPTT support is present. Regards, Sudeep
diff --git a/include/linux/acpi.h b/include/linux/acpi.h
index 8f2cdb0eca71..0fa28265d095 100644
--- a/include/linux/acpi.h
+++ b/include/linux/acpi.h@@ -1299,8 +1299,28 @@ static inline int lpit_read_residency_count_address(u64 *address) } #endif +#ifdef CONFIG_ACPI_PPTT int find_acpi_cpu_topology(unsigned int cpu, int level); int find_acpi_cpu_topology_package(unsigned int cpu); int find_acpi_cpu_cache_topology(unsigned int cpu, int level); +int acpi_find_last_cache_level(unsigned int cpu); +#else +static inline int find_acpi_cpu_topology(unsigned int cpu, int level) +{ + return -EINVAL; +} +static inline int find_acpi_cpu_topology_package(unsigned int cpu) +{ + return -EINVAL; +} +static inline int find_acpi_cpu_cache_topology(unsigned int cpu, int level) +{ + return -EINVAL; +} +static inline int acpi_find_last_cache_level(unsigned int cpu) +{ + return -EINVAL; +} +#endif #endif /*_LINUX_ACPI_H*/
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2.7.4