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authorAlex Chiang <achiang@hp.com>2009-12-20 22:19:34 +0300
committerLen Brown <len.brown@intel.com>2009-12-22 11:24:14 +0300
commit47817254b8637b56730aec26eed2c337d3938bb5 (patch)
tree288ded69b4e5505520e9e347e7580a4df368838e
parent6c5807d7bc7d051fce00863ffb98d36325501eb2 (diff)
downloadlinux-47817254b8637b56730aec26eed2c337d3938bb5.tar.xz
ACPI: processor: unify arch_acpi_processor_cleanup_pdc
The x86 and ia64 implementations of the function in $subject are exactly the same. Also, since the arch-specific implementations of setting _PDC have been completely hollowed out, remove the empty shells. Cc: Tony Luck <tony.luck@intel.com> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: Ingo Molnar <mingo@redhat.com> Cc: "H. Peter Anvin" <hpa@zytor.com> Signed-off-by: Alex Chiang <achiang@hp.com> Signed-off-by: Len Brown <len.brown@intel.com>
-rw-r--r--arch/ia64/kernel/Makefile4
-rw-r--r--arch/ia64/kernel/acpi-processor.c27
-rw-r--r--arch/x86/kernel/acpi/Makefile2
-rw-r--r--arch/x86/kernel/acpi/processor.c25
-rw-r--r--drivers/acpi/processor_pdc.c21
-rw-r--r--include/acpi/processor.h2
6 files changed, 21 insertions, 60 deletions
diff --git a/arch/ia64/kernel/Makefile b/arch/ia64/kernel/Makefile
index 2a75e937ae8d..e1236349c99f 100644
--- a/arch/ia64/kernel/Makefile
+++ b/arch/ia64/kernel/Makefile
@@ -18,10 +18,6 @@ obj-$(CONFIG_IA64_GENERIC) += acpi-ext.o
obj-$(CONFIG_IA64_HP_ZX1) += acpi-ext.o
obj-$(CONFIG_IA64_HP_ZX1_SWIOTLB) += acpi-ext.o
-ifneq ($(CONFIG_ACPI_PROCESSOR),)
-obj-y += acpi-processor.o
-endif
-
obj-$(CONFIG_IA64_PALINFO) += palinfo.o
obj-$(CONFIG_IOSAPIC) += iosapic.o
obj-$(CONFIG_MODULES) += module.o
diff --git a/arch/ia64/kernel/acpi-processor.c b/arch/ia64/kernel/acpi-processor.c
deleted file mode 100644
index 7ba5accebf66..000000000000
--- a/arch/ia64/kernel/acpi-processor.c
+++ /dev/null
@@ -1,27 +0,0 @@
-/*
- * arch/ia64/kernel/acpi-processor.c
- *
- * Copyright (C) 2005 Intel Corporation
- * Venkatesh Pallipadi <venkatesh.pallipadi@intel.com>
- * - Added _PDC for platforms with Intel CPUs
- */
-
-#include <linux/kernel.h>
-#include <linux/module.h>
-#include <linux/init.h>
-#include <linux/acpi.h>
-
-#include <acpi/processor.h>
-#include <asm/acpi.h>
-
-void arch_acpi_processor_cleanup_pdc(struct acpi_processor *pr)
-{
- if (pr->pdc) {
- kfree(pr->pdc->pointer->buffer.pointer);
- kfree(pr->pdc->pointer);
- kfree(pr->pdc);
- pr->pdc = NULL;
- }
-}
-
-EXPORT_SYMBOL(arch_acpi_processor_cleanup_pdc);
diff --git a/arch/x86/kernel/acpi/Makefile b/arch/x86/kernel/acpi/Makefile
index fd5ca97a2ad5..6f35260bb3ef 100644
--- a/arch/x86/kernel/acpi/Makefile
+++ b/arch/x86/kernel/acpi/Makefile
@@ -4,7 +4,7 @@ obj-$(CONFIG_ACPI) += boot.o
obj-$(CONFIG_ACPI_SLEEP) += sleep.o wakeup_rm.o wakeup_$(BITS).o
ifneq ($(CONFIG_ACPI_PROCESSOR),)
-obj-y += cstate.o processor.o
+obj-y += cstate.o
endif
$(obj)/wakeup_rm.o: $(obj)/realmode/wakeup.bin
diff --git a/arch/x86/kernel/acpi/processor.c b/arch/x86/kernel/acpi/processor.c
deleted file mode 100644
index 0f57307f8224..000000000000
--- a/arch/x86/kernel/acpi/processor.c
+++ /dev/null
@@ -1,25 +0,0 @@
-/*
- * Copyright (C) 2005 Intel Corporation
- * Venkatesh Pallipadi <venkatesh.pallipadi@intel.com>
- * - Added _PDC for platforms with Intel CPUs
- */
-
-#include <linux/kernel.h>
-#include <linux/module.h>
-#include <linux/init.h>
-#include <linux/acpi.h>
-
-#include <acpi/processor.h>
-#include <asm/acpi.h>
-
-void arch_acpi_processor_cleanup_pdc(struct acpi_processor *pr)
-{
- if (pr->pdc) {
- kfree(pr->pdc->pointer->buffer.pointer);
- kfree(pr->pdc->pointer);
- kfree(pr->pdc);
- pr->pdc = NULL;
- }
-}
-
-EXPORT_SYMBOL(arch_acpi_processor_cleanup_pdc);
diff --git a/drivers/acpi/processor_pdc.c b/drivers/acpi/processor_pdc.c
index 48df08ebcec4..e786e2ce1882 100644
--- a/drivers/acpi/processor_pdc.c
+++ b/drivers/acpi/processor_pdc.c
@@ -1,3 +1,12 @@
+/*
+ * Copyright (C) 2005 Intel Corporation
+ * Copyright (C) 2009 Hewlett-Packard Development Company, L.P.
+ *
+ * Alex Chiang <achiang@hp.com>
+ * - Unified x86/ia64 implementations
+ * Venkatesh Pallipadi <venkatesh.pallipadi@intel.com>
+ * - Added _PDC for platforms with Intel CPUs
+ */
#include <linux/dmi.h>
#include <acpi/acpi_drivers.h>
@@ -121,6 +130,16 @@ static int acpi_processor_eval_pdc(struct acpi_processor *pr)
return status;
}
+static void acpi_processor_cleanup_pdc(struct acpi_processor *pr)
+{
+ if (pr->pdc) {
+ kfree(pr->pdc->pointer->buffer.pointer);
+ kfree(pr->pdc->pointer);
+ kfree(pr->pdc);
+ pr->pdc = NULL;
+ }
+}
+
void acpi_processor_set_pdc(struct acpi_processor *pr)
{
if (arch_has_acpi_pdc() == false)
@@ -128,7 +147,7 @@ void acpi_processor_set_pdc(struct acpi_processor *pr)
acpi_processor_init_pdc(pr);
acpi_processor_eval_pdc(pr);
- arch_acpi_processor_cleanup_pdc(pr);
+ acpi_processor_cleanup_pdc(pr);
}
EXPORT_SYMBOL_GPL(acpi_processor_set_pdc);
diff --git a/include/acpi/processor.h b/include/acpi/processor.h
index 50edd734aec6..0873cd57510c 100644
--- a/include/acpi/processor.h
+++ b/include/acpi/processor.h
@@ -257,8 +257,6 @@ int acpi_processor_notify_smm(struct module *calling_module);
DECLARE_PER_CPU(struct acpi_processor *, processors);
extern struct acpi_processor_errata errata;
-void arch_acpi_processor_cleanup_pdc(struct acpi_processor *pr);
-
#ifdef ARCH_HAS_POWER_INIT
void acpi_processor_power_init_bm_check(struct acpi_processor_flags *flags,
unsigned int cpu);