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authorAlex Chiang <achiang@hp.com>2010-01-20 00:06:30 -0700
committerLen Brown <len.brown@intel.com>2010-01-22 12:39:21 -0500
commit0406ad336c066190770cbf350b552d608e43ed09 (patch)
treedf28a11d63cfb489cf2db4d30bc65335668a66d9 /drivers/acpi
parent92dcffb916d309aa01778bf8963a6932e4014d07 (diff)
ACPI: processor: add kernel command line support for early _PDC eval
Allow platforms not listed in DMI table to opt-in and evaluate _PDC early. 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.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/acpi/processor_pdc.c b/drivers/acpi/processor_pdc.c
index 7247819dbd80..3bbafe9576ae 100644
--- a/drivers/acpi/processor_pdc.c
+++ b/drivers/acpi/processor_pdc.c
@@ -151,6 +151,13 @@ static int set_early_pdc_optin(const struct dmi_system_id *id)
return 0;
}
+static int param_early_pdc_optin(char *s)
+{
+ early_pdc_optin = 1;
+ return 1;
+}
+__setup("acpi_early_pdc_eval", param_early_pdc_optin);
+
static struct dmi_system_id __cpuinitdata early_pdc_optin_table[] = {
{
set_early_pdc_optin, "HP Envy", {