Re: [PATCH] spi: stm32-qspi: Fix W=1 build warning

From: Randy Dunlap
Date: Fri Jun 04 2021 - 11:27:08 EST


On 6/4/21 12:50 AM, patrice.chotard@xxxxxxxxxxx wrote:
> From: Patrice Chotard <patrice.chotard@xxxxxxxxxxx>
>
> Fix the following compilation warning using W=1 build:
> arm-linux-gnueabi-ld: drivers/spi/spi-stm32-qspi.o: in function `stm32_qspi_poll_status':
>
> Reported-by: kernel test robot <lkp@xxxxxxxxx>
> Signed-off-by: Patrice Chotard <patrice.chotard@xxxxxxxxxxx>

This is a build error, not a warning. The complete message is:

ld: drivers/spi/spi-stm32-qspi.o: in function `stm32_qspi_poll_status':
spi-stm32-qspi.c:(.text+0x661): undefined reference to `spi_mem_supports_op'


Acked-by: Randy Dunlap <rdunlap@xxxxxxxxxxxxx> # build-tested


thanks.

> ---
> drivers/spi/Kconfig | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/drivers/spi/Kconfig b/drivers/spi/Kconfig
> index f4481fe48bf0..e71a4c514f7b 100644
> --- a/drivers/spi/Kconfig
> +++ b/drivers/spi/Kconfig
> @@ -806,6 +806,7 @@ config SPI_STM32_QSPI
> tristate "STMicroelectronics STM32 QUAD SPI controller"
> depends on ARCH_STM32 || COMPILE_TEST
> depends on OF
> + depends on SPI_MEM
> help
> This enables support for the Quad SPI controller in master mode.
> This driver does not support generic SPI. The implementation only
>


--
~Randy