On 05.01.2018 12:43, Arnd Bergmann wrote: > Without CONFIG_DMA_SHARED_BUFFER we run into a link error for the > dma_buf_* APIs: > > ERROR: "dma_buf_map_attachment" [drivers/staging/media/tegra-vde/tegra-vde.ko] undefined! > ERROR: "dma_buf_attach" [drivers/staging/media/tegra-vde/tegra-vde.ko] undefined! > ERROR: "dma_buf_get" [drivers/staging/media/tegra-vde/tegra-vde.ko] undefined! > ERROR: "dma_buf_put" [drivers/staging/media/tegra-vde/tegra-vde.ko] undefined! > ERROR: "dma_buf_detach" [drivers/staging/media/tegra-vde/tegra-vde.ko] undefined! > ERROR: "dma_buf_unmap_attachment" [drivers/staging/media/tegra-vde/tegra-vde.ko] undefined! > > Signed-off-by: Arnd Bergmann <arnd@xxxxxxxx> > --- > drivers/staging/media/tegra-vde/Kconfig | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/drivers/staging/media/tegra-vde/Kconfig b/drivers/staging/media/tegra-vde/Kconfig > index ec3ddddebdaa..5c4914674468 100644 > --- a/drivers/staging/media/tegra-vde/Kconfig > +++ b/drivers/staging/media/tegra-vde/Kconfig > @@ -1,6 +1,7 @@ > config TEGRA_VDE > tristate "NVIDIA Tegra Video Decoder Engine driver" > depends on ARCH_TEGRA || COMPILE_TEST > + select DMA_SHARED_BUFFER > select SRAM > help > Say Y here to enable support for the NVIDIA Tegra video decoder > Thanks! Acked-by: Dmitry Osipenko <digetx@xxxxxxxxx>
