From: YueHaibing yuehaibing@huawei.com
commit 3d139703d397f6281368047ba7ad1c8bf95aa8ab upstream.
If BITREVERSE is m and FPGA_MGR_ALTERA_PS_SPI is y, build fails:
drivers/fpga/altera-ps-spi.o: In function `altera_ps_write': altera-ps-spi.c:(.text+0x4ec): undefined reference to `byte_rev_table'
Select BITREVERSE to fix this.
Reported-by: Hulk Robot hulkci@huawei.com Fixes: fcfe18f885f6 ("fpga-manager: altera-ps-spi: use bitrev8x4") Signed-off-by: YueHaibing yuehaibing@huawei.com Cc: stable stable@vger.kernel.org Acked-by: Moritz Fischer mdf@kernel.org Link: https://lore.kernel.org/r/20190708071356.50928-1-yuehaibing@huawei.com Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org
--- drivers/fpga/Kconfig | 1 + 1 file changed, 1 insertion(+)
--- a/drivers/fpga/Kconfig +++ b/drivers/fpga/Kconfig @@ -34,6 +34,7 @@ config FPGA_MGR_ALTERA_CVP config FPGA_MGR_ALTERA_PS_SPI tristate "Altera FPGA Passive Serial over SPI" depends on SPI + select BITREVERSE help FPGA manager driver support for Altera Arria/Cyclone/Stratix using the passive serial interface over SPI.