[PATCH] thinkpad_acpi: fix a build error

[Helight.Xu]

This patch fixes the following build error:

Building modules, stage 2.
MODPOST 1834 modules
ERROR: "snd_card_create" [drivers/platform/x86/thinkpad_acpi.ko] undefined!
ERROR: "snd_ctl_notify" [drivers/platform/x86/thinkpad_acpi.ko] undefined!
ERROR: "snd_ctl_boolean_mono_info" [drivers/platform/x86/thinkpad_acpi.ko] undefined!
ERROR: "snd_ctl_new1" [drivers/platform/x86/thinkpad_acpi.ko] undefined!
ERROR: "snd_card_free" [drivers/platform/x86/thinkpad_acpi.ko] undefined!
ERROR: "snd_card_register" [drivers/platform/x86/thinkpad_acpi.ko] undefined!
ERROR: "snd_ctl_add" [drivers/platform/x86/thinkpad_acpi.ko] undefined!



Signed-off-by: WANG Cong <amwang@xxxxxxxxxx>
Signed-off-by: Helight.Xu <helight.xu@xxxxxxxxx>
Tested-by: Helight.Xu 
<helight.xu@xxxxxxxxx>                                                    
---
drivers/platform/x86/Kconfig |    1 +
1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/drivers/platform/x86/Kconfig b/drivers/platform/x86/Kconfig
index fc5bf9d..cda6fb6 100644
--- a/drivers/platform/x86/Kconfig
+++ b/drivers/platform/x86/Kconfig
@@ -215,6 +215,7 @@ config THINKPAD_ACPI
       depends on ACPI
       depends on INPUT
       depends on RFKILL || RFKILL = n
+       depends on SND
       select BACKLIGHT_LCD_SUPPORT
       select BACKLIGHT_CLASS_DEVICE
       select HWMON
--
1.6.5.3

--
Zhenwen Xu - Seven Helight
Home Page: http://zhwen.org

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