summary refs log tree commit diff
path: root/include/acpi/cppc_acpi.h
diff options
context:
space:
mode:
authorBorislav Petkov <bp@suse.de>2018-12-05 00:34:56 +0100
committerBorislav Petkov <bp@suse.de>2018-12-08 12:24:35 +0100
commitad3bc25a320742f42b3015115384f5aec69c7ce2 (patch)
tree3252fca31e82bc8efb922b0faf763e078a8afbd3 /include/acpi/cppc_acpi.h
parenta97673a1c43d005a3ae215f4ca8b4bbb5691aea1 (diff)
downloadlinux-ad3bc25a320742f42b3015115384f5aec69c7ce2.tar.gz
x86/kernel: Fix more -Wmissing-prototypes warnings
... with the goal of eventually enabling -Wmissing-prototypes by
default. At least on x86.

Make functions static where possible, otherwise add prototypes or make
them visible through includes.

asm/trace/ changes courtesy of Steven Rostedt <rostedt@goodmis.org>.

Signed-off-by: Borislav Petkov <bp@suse.de>
Reviewed-by: Masami Hiramatsu <mhiramat@kernel.org>
Reviewed-by: Ingo Molnar <mingo@kernel.org>
Acked-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com> # ACPI + cpufreq bits
Cc: Andrew Banman <andrew.banman@hpe.com>
Cc: Dimitri Sivanich <dimitri.sivanich@hpe.com>
Cc: "H. Peter Anvin" <hpa@zytor.com>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: Masami Hiramatsu <mhiramat@kernel.org>
Cc: Mike Travis <mike.travis@hpe.com>
Cc: "Steven Rostedt (VMware)" <rostedt@goodmis.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Yi Wang <wang.yi59@zte.com.cn>
Cc: linux-acpi@vger.kernel.org
Diffstat (limited to 'include/acpi/cppc_acpi.h')
-rw-r--r--include/acpi/cppc_acpi.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/include/acpi/cppc_acpi.h b/include/acpi/cppc_acpi.h
index cf59e6210d27..4f34734e7f36 100644
--- a/include/acpi/cppc_acpi.h
+++ b/include/acpi/cppc_acpi.h
@@ -142,5 +142,8 @@ extern int cppc_set_perf(int cpu, struct cppc_perf_ctrls *perf_ctrls);
 extern int cppc_get_perf_caps(int cpu, struct cppc_perf_caps *caps);
 extern int acpi_get_psd_map(struct cppc_cpudata **);
 extern unsigned int cppc_get_transition_latency(int cpu);
+extern bool cpc_ffh_supported(void);
+extern int cpc_read_ffh(int cpunum, struct cpc_reg *reg, u64 *val);
+extern int cpc_write_ffh(int cpunum, struct cpc_reg *reg, u64 val);
 
 #endif /* _CPPC_ACPI_H*/