From: Len Brown <[EMAIL PROTECTED]>
acpi_osi=Linux helps sound on these systems.
Signed-off-by: Len Brown <[EMAIL PROTECTED]>
---
drivers/acpi/blacklist.c | 27 +++++++++++++++++++++++++++
1 files changed, 27 insertions(+), 0 deletions(-)
diff --git a/drivers/acpi/blacklist.c b/drivers/acpi/blacklist.c
index 018fc16..e88d446 100644
--- a/drivers/acpi/blacklist.c
+++ b/drivers/acpi/blacklist.c
@@ -173,7 +173,34 @@ int __init acpi_blacklisted(void)
return blacklisted;
}
#ifdef CONFIG_DMI
+static int __init dmi_enable_osi_linux(const struct dmi_system_id *d)
+{
+ acpi_dmi_osi_linux(1, d); /* enable */
+ return 0;
+}
+
static struct dmi_system_id acpi_osi_dmi_table[] __initdata = {
+ /*
+ * _OSI(Linux) helps sound
+ * DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad R61"),
+ * DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad T61"),
+ */
+ {
+ .callback = dmi_enable_osi_linux,
+ .ident = "Lenovo ThinkPad R61",
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
+ DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad R61"),
+ },
+ },
+ {
+ .callback = dmi_enable_osi_linux,
+ .ident = "Lenovo ThinkPad T61",
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
+ DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad T61"),
+ },
+ },
{}
};
--
1.5.4.rc4.14.g6fc74
-
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