Messages in this thread Patch in this message | | | From | Geert Uytterhoeven <> | Subject | [PATCH 2/3] [media] v4l: VIDEOBUF2_DMA_SG should depend on HAS_DMA | Date | Thu, 23 Apr 2015 20:09:06 +0200 |
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If NO_DMA=y:
ERROR: "dma_unmap_sg" [drivers/media/v4l2-core/videobuf2-dma-sg.ko] undefined! ERROR: "dma_map_sg" [drivers/media/v4l2-core/videobuf2-dma-sg.ko] undefined! ERROR: "dma_sync_sg_for_cpu" [drivers/media/v4l2-core/videobuf2-dma-sg.ko] undefined!
VIDEOBUF2_DMA_SG cannot be enabled manually by the user, it's always selected automatically by drivers that need it. Several of those drivers already have an explicit dependency on HAS_DMA.
Make VIDEOBUF2_DMA_SG depend on HAS_DMA. This makes it easier to find drivers that select VIDEOBUF2_DMA_SG without depending on HAS_DMA, as Kconfig will give a warning.
Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org> --- drivers/media/v4l2-core/Kconfig | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/media/v4l2-core/Kconfig b/drivers/media/v4l2-core/Kconfig index ba7e21a73023b9ae..f7a01a72eb9e09e3 100644 --- a/drivers/media/v4l2-core/Kconfig +++ b/drivers/media/v4l2-core/Kconfig @@ -89,7 +89,7 @@ config VIDEOBUF2_VMALLOC config VIDEOBUF2_DMA_SG tristate - #depends on HAS_DMA + depends on HAS_DMA select VIDEOBUF2_CORE select VIDEOBUF2_MEMOPS -- 1.9.1
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