Even if DMA support is disabled code using DMA mapping APIs compiles fine, but fails in linking. ------- drivers/built-in.o: In function `ring_desc_ring_free': spi-pic32-sqi.c:(.text+0x2cfbe0): undefined reference to `bad_dma_ops' spi-pic32-sqi.c:(.text+0x2cfbe4): undefined reference to `bad_dma_ops' drivers/built-in.o: In function `pic32_sqi_probe': spi-pic32-sqi.c:(.text+0x2cfe48): undefined reference to `bad_dma_ops' spi-pic32-sqi.c:(.text+0x2cfeb0): undefined reference to `bad_dma_ops' spi-pic32-sqi.c:(.text+0x2cff38): undefined reference to `bad_dma_ops' -------- Correct dependency by adding 'depends on HAS_DMA' in Kconfig. Signed-off-by: Purna Chandra Mandal <purna.mandal@xxxxxxxxxxxxx> --- drivers/spi/Kconfig | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/spi/Kconfig b/drivers/spi/Kconfig index 281ed5d..0f50755 100644 --- a/drivers/spi/Kconfig +++ b/drivers/spi/Kconfig @@ -445,6 +445,7 @@ config SPI_PIC32 config SPI_PIC32_SQI tristate "Microchip PIC32 Quad SPI driver" depends on MACH_PIC32 || COMPILE_TEST + depends on HAS_DMA help SPI driver for PIC32 Quad SPI controller. -- 1.8.3.1 -- To unsubscribe from this list: send the line "unsubscribe linux-spi" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html