Hi Jacob,

On Thu, Mar 08, 2018 at 05:47:59PM +0800, Jacob Chen wrote:

+config VIDEO_ROCKCHIP_ISP1
+	tristate "Rockchip Image Signal Processing v1 Unit driver"
+	depends on VIDEO_V4L2 && VIDEO_V4L2_SUBDEV_API
+	depends on ARCH_ROCKCHIP || COMPILE_TEST
+	select VIDEOBUF2_DMA_CONTIG
+	select V4L2_FWNODE
+	default n
+	---help---
+	  Support for ISP1 on the rockchip SoC.

I added 'select VIDEOBUF2_VMALLOC' here to fix link failure:

drivers/media/platform/rockchip/isp1/isp_stats.o: In function `rkisp1_register_stats_vdev':
isp_stats.c:(.text+0x80c): undefined reference to `vb2_vmalloc_memops'
isp_stats.c:(.text+0x814): undefined reference to `vb2_vmalloc_memops'
drivers/media/platform/rockchip/isp1/isp_params.o: In function `rkisp1_register_params_vdev':
isp_params.c:(.text+0x29b4): undefined reference to `vb2_vmalloc_memops'
isp_params.c:(.text+0x29bc): undefined reference to `vb2_vmalloc_memops'

baruch

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