Re: [PATCH] x86, olpc: Fix dependency on POWER_SUPPLY

From: Randy Dunlap
Date: Sun Jul 24 2011 - 13:36:20 EST


On Sun, 24 Jul 2011 18:33:21 +0100 (BST) Daniel Drake wrote:

> As reported by Randy Dunlap, CONFIG_POWER_SUPPLY=m caused a compile error:
>
> arch/x86/built-in.o: In function `battery_status_changed':
> olpc-xo15-sci.c:(.text+0x3acdd): undefined reference to `power_supply_get_by_name'
> olpc-xo15-sci.c:(.text+0x3ad04): undefined reference to `power_supply_changed'
>
> The SCI drivers, as bool, require POWER_SUPPLY to be builtin. Use
> select to make that a hard requirement and avoid this build failure.
>
> Signed-off-by: Daniel Drake <dsd@xxxxxxxxxx>

Acked-by: Randy Dunlap <rdunlap@xxxxxxxxxxxx>

Thanks.

> ---
> arch/x86/Kconfig | 6 ++++--
> 1 files changed, 4 insertions(+), 2 deletions(-)
>
> diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
> index 8af5ba8..b198c01 100644
> --- a/arch/x86/Kconfig
> +++ b/arch/x86/Kconfig
> @@ -2089,7 +2089,8 @@ config OLPC_XO1_RTC
>
> config OLPC_XO1_SCI
> bool "OLPC XO-1 SCI extras"
> - depends on OLPC && OLPC_XO1_PM && POWER_SUPPLY
> + depends on OLPC && OLPC_XO1_PM
> + select POWER_SUPPLY
> select GPIO_CS5535
> select MFD_CORE
> ---help---
> @@ -2103,7 +2104,8 @@ config OLPC_XO1_SCI
>
> config OLPC_XO15_SCI
> bool "OLPC XO-1.5 SCI extras"
> - depends on OLPC && ACPI && POWER_SUPPLY
> + depends on OLPC && ACPI
> + select POWER_SUPPLY
> ---help---
> Add support for SCI-based features of the OLPC XO-1.5 laptop:
> - EC-driven system wakeups
> --
> 1.7.6
>


---
~Randy
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