From: Thomas Roesner <Thomas.Roesner@digital-trauma.de>
This adds all known BIOS versions of IBM R40e Laptops to the C2/C3
processor state blacklist and thus prevents them from crashing. Fixes Bug
#3549.
Implementation is probably overly verbose, but DMI_MATCH seems to give us
no choice.
Signed-off-by: Thomas Roesner <kernel-bugs@digital-trauma.de>
Cc: "Brown, Len" <len.brown@intel.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
---
drivers/acpi/processor_idle.c | 39 +++++++++++++++++++++++++++++++++++++++
1 files changed, 39 insertions(+)
diff -puN drivers/acpi/processor_idle.c~acpi-disable-c2-c3-for-_all_-ibm-r40e-laptops-bug-3549 drivers/acpi/processor_idle.c
--- devel/drivers/acpi/processor_idle.c~acpi-disable-c2-c3-for-_all_-ibm-r40e-laptops-bug-3549 2005-07-14 15:53:34.000000000 -0700
+++ devel-akpm/drivers/acpi/processor_idle.c 2005-07-14 15:53:34.000000000 -0700
@@ -101,7 +101,46 @@ static int no_c2c3(struct dmi_system_id
static struct dmi_system_id __initdata processor_power_dmi_table[] = {
{ no_c2c3, "IBM ThinkPad R40e", {
DMI_MATCH(DMI_BIOS_VENDOR,"IBM"),
+ DMI_MATCH(DMI_BIOS_VERSION,"1SET32WW") }},
+ { no_c2c3, "IBM ThinkPad R40e", {
+ DMI_MATCH(DMI_BIOS_VENDOR,"IBM"),
+ DMI_MATCH(DMI_BIOS_VERSION,"1SET43WW") }},
+ { no_c2c3, "IBM ThinkPad R40e", {
+ DMI_MATCH(DMI_BIOS_VENDOR,"IBM"),
+ DMI_MATCH(DMI_BIOS_VERSION,"1SET45WW") }},
+ { no_c2c3, "IBM ThinkPad R40e", {
+ DMI_MATCH(DMI_BIOS_VENDOR,"IBM"),
+ DMI_MATCH(DMI_BIOS_VERSION,"1SET47WW") }},
+ { no_c2c3, "IBM ThinkPad R40e", {
+ DMI_MATCH(DMI_BIOS_VENDOR,"IBM"),
+ DMI_MATCH(DMI_BIOS_VERSION,"1SET50WW") }},
+ { no_c2c3, "IBM ThinkPad R40e", {
+ DMI_MATCH(DMI_BIOS_VENDOR,"IBM"),
+ DMI_MATCH(DMI_BIOS_VERSION,"1SET52WW") }},
+ { no_c2c3, "IBM ThinkPad R40e", {
+ DMI_MATCH(DMI_BIOS_VENDOR,"IBM"),
+ DMI_MATCH(DMI_BIOS_VERSION,"1SET55WW") }},
+ { no_c2c3, "IBM ThinkPad R40e", {
+ DMI_MATCH(DMI_BIOS_VENDOR,"IBM"),
+ DMI_MATCH(DMI_BIOS_VERSION,"1SET56WW") }},
+ { no_c2c3, "IBM ThinkPad R40e", {
+ DMI_MATCH(DMI_BIOS_VENDOR,"IBM"),
+ DMI_MATCH(DMI_BIOS_VERSION,"1SET59WW") }},
+ { no_c2c3, "IBM ThinkPad R40e", {
+ DMI_MATCH(DMI_BIOS_VENDOR,"IBM"),
DMI_MATCH(DMI_BIOS_VERSION,"1SET60WW") }},
+ { no_c2c3, "IBM ThinkPad R40e", {
+ DMI_MATCH(DMI_BIOS_VENDOR,"IBM"),
+ DMI_MATCH(DMI_BIOS_VERSION,"1SET61WW") }},
+ { no_c2c3, "IBM ThinkPad R40e", {
+ DMI_MATCH(DMI_BIOS_VENDOR,"IBM"),
+ DMI_MATCH(DMI_BIOS_VERSION,"1SET62WW") }},
+ { no_c2c3, "IBM ThinkPad R40e", {
+ DMI_MATCH(DMI_BIOS_VENDOR,"IBM"),
+ DMI_MATCH(DMI_BIOS_VERSION,"1SET64WW") }},
+ { no_c2c3, "IBM ThinkPad R40e", {
+ DMI_MATCH(DMI_BIOS_VENDOR,"IBM"),
+ DMI_MATCH(DMI_BIOS_VERSION,"1SET65WW") }},
{ no_c2c3, "Medion 41700", {
DMI_MATCH(DMI_BIOS_VENDOR,"Phoenix Technologies LTD"),
DMI_MATCH(DMI_BIOS_VERSION,"R01-A1J") }},
_