[PATCH -next] tty: hvc: fix link error with CONFIG_SERIAL_CORE_CONSOLE=n
Yang Yingliang
yangyingliang at huawei.com
Sat Sep 19 12:48:41 AEST 2020
On 2020/9/18 19:17, Greg KH wrote:
> On Fri, Sep 18, 2020 at 05:20:30PM +0800, Yang Yingliang wrote:
>> Fix the link error by selecting SERIAL_CORE_CONSOLE.
>>
>> aarch64-linux-gnu-ld: drivers/tty/hvc/hvc_dcc.o: in function `dcc_early_write':
>> hvc_dcc.c:(.text+0x164): undefined reference to `uart_console_write'
>>
>> Reported-by: Hulk Robot <hulkci at huawei.com>
>> Signed-off-by: Yang Yingliang <yangyingliang at huawei.com>
>> ---
>> drivers/tty/hvc/Kconfig | 1 +
>> 1 file changed, 1 insertion(+)
>>
>> diff --git a/drivers/tty/hvc/Kconfig b/drivers/tty/hvc/Kconfig
>> index d1b27b0522a3..8d60e0ff67b4 100644
>> --- a/drivers/tty/hvc/Kconfig
>> +++ b/drivers/tty/hvc/Kconfig
>> @@ -81,6 +81,7 @@ config HVC_DCC
>> bool "ARM JTAG DCC console"
>> depends on ARM || ARM64
>> select HVC_DRIVER
>> + select SERIAL_CORE_CONSOLE
>> help
>> This console uses the JTAG DCC on ARM to create a console under the HVC
>> driver. This console is used through a JTAG only on ARM. If you don't have
>> --
>> 2.25.1
>>
> Same question here, what caused this problem to happen?
Fixes: d1a1af2cdf19 ("hvc: dcc: Add earlycon support")
>
> thanks,
>
> greg k-h
> .
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