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SubjectRe: [PATCH v2] usb: typec: fusb302: Fix an undefined reference to 'extcon_get_state'
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On 12/13/19 4:16 AM, zhong jiang wrote:
> Fixes the following compile error:
>
> drivers/usb/typec/tcpm/fusb302.o: In function `tcpm_get_current_limit':
> fusb302.c:(.text+0x3ee): undefined reference to `extcon_get_state'
> fusb302.c:(.text+0x422): undefined reference to `extcon_get_state'
> fusb302.c:(.text+0x450): undefined reference to `extcon_get_state'
> fusb302.c:(.text+0x48c): undefined reference to `extcon_get_state'
> drivers/usb/typec/tcpm/fusb302.o: In function `fusb302_probe':
> fusb302.c:(.text+0x980): undefined reference to `extcon_get_extcon_dev'
> make: *** [vmlinux] Error 1
>
> It is because EXTCON is build as a module, but FUSB302 is not.
>
> Suggested-by: Heikki Krogerus <heikki.krogerus@linux.intel.com>
> Signed-off-by: zhong jiang <zhongjiang@huawei.com>

Reviewed-by: Guenter Roeck <linux@roeck-us.net>

> ---
> drivers/usb/typec/tcpm/Kconfig | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/drivers/usb/typec/tcpm/Kconfig b/drivers/usb/typec/tcpm/Kconfig
> index 72481bb..5b986d6 100644
> --- a/drivers/usb/typec/tcpm/Kconfig
> +++ b/drivers/usb/typec/tcpm/Kconfig
> @@ -32,6 +32,7 @@ endif # TYPEC_TCPCI
> config TYPEC_FUSB302
> tristate "Fairchild FUSB302 Type-C chip driver"
> depends on I2C
> + depends on EXTCON || !EXTCON
> help
> The Fairchild FUSB302 Type-C chip driver that works with
> Type-C Port Controller Manager to provide USB PD and USB
>

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