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authorAlex Chiang <achiang@hp.com>2009-12-20 12:19:34 -0700
committerLen Brown <len.brown@intel.com>2009-12-22 03:24:14 -0500
commit47817254b8637b56730aec26eed2c337d3938bb5 (patch)
tree288ded69b4e5505520e9e347e7580a4df368838e /drivers/acpi
parent6c5807d7bc7d051fce00863ffb98d36325501eb2 (diff)
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>
Diffstat (limited to 'drivers/acpi')
-rw-r--r--drivers/acpi/processor_pdc.c21
1 files changed, 20 insertions, 1 deletions
diff --git a/drivers/acpi/processor_pdc.c b/drivers/acpi/processor_pdc.c
index 48df08ebcec..e786e2ce188 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);