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media: videobuf2: fix build issues with vb2-trace 

There was a trouble with vb2-trace: instead of being part of
VB2 core, it was stored at V4L2 videodev. That was wrong,
as it doesn't actually belong to V4L2 core.

Now that vb2 is not part of v4l2-core, its trace functions
should be moved altogether. So, move it to its rightful
place: at videobuf2-core.

That fixes those errors:
	drivers/media/common/videobuf2/videobuf2-core.o: In function `__read_once_size':
	./include/linux/compiler.h:183: undefined reference to `__tracepoint_vb2_buf_queue'
	./include/linux/compiler.h:183: undefined reference to `__tracepoint_vb2_buf_queue'
	./include/linux/compiler.h:183: undefined reference to `__tracepoint_vb2_buf_done'
	./include/linux/compiler.h:183: undefined reference to `__tracepoint_vb2_buf_done'
	./include/linux/compiler.h:183: undefined reference to `__tracepoint_vb2_qbuf'
	./include/linux/compiler.h:183: undefined reference to `__tracepoint_vb2_qbuf'
	./include/linux/compiler.h:183: undefined reference to `__tracepoint_vb2_dqbuf'
	./include/linux/compiler.h:183: undefined reference to `__tracepoint_vb2_dqbuf'
	drivers/media/common/videobuf2/videobuf2-core.o:(__jump_table+0x10): undefined reference to `__tracepoint_vb2_buf_queue'
	drivers/media/common/videobuf2/videobuf2-core.o:(__jump_table+0x28): undefined reference to `__tracepoint_vb2_buf_done'
	drivers/media/common/videobuf2/videobuf2-core.o:(__jump_table+0x40): undefined reference to `__tracepoint_vb2_qbuf'
	drivers/media/common/videobuf2/videobuf2-core.o:(__jump_table+0x58): undefined reference to `__tracepoint_vb2_dqbuf'

Reported-by: kbuild test robot <fengguang.wu@intel.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
This commit is contained in:
Mauro Carvalho Chehab 2018-02-23 04:49:30 -05:00
parent 80dfd71c5a
commit e77c31ed60
3 changed files with 4 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
drivers/media/common/videobuf2/Makefile
View File

@ -6,3 +6,6 @@ obj-$(CONFIG_VIDEOBUF2_VMALLOC) += videobuf2-vmalloc.o
obj-$(CONFIG_VIDEOBUF2_DMA_CONTIG) += videobuf2-dma-contig.o
obj-$(CONFIG_VIDEOBUF2_DMA_SG) += videobuf2-dma-sg.o
obj-$(CONFIG_VIDEOBUF2_DVB) += videobuf2-dvb.o
ifeq ($(CONFIG_TRACEPOINTS),y)
obj-$(CONFIG_VIDEOBUF2_CORE) += vb2-trace.o
endif

0
drivers/media/v4l2-core/vb2-trace.c → drivers/media/common/videobuf2/vb2-trace.c
View File

3
drivers/media/v4l2-core/Makefile
View File

@ -13,7 +13,7 @@ ifeq ($(CONFIG_COMPAT),y)
endif
obj-$(CONFIG_V4L2_FWNODE) += v4l2-fwnode.o
ifeq ($(CONFIG_TRACEPOINTS),y)
videodev-objs += vb2-trace.o v4l2-trace.o
videodev-objs += v4l2-trace.o
endif
videodev-$(CONFIG_MEDIA_CONTROLLER) += v4l2-mc.o
@ -35,4 +35,3 @@ obj-$(CONFIG_VIDEOBUF_DVB) += videobuf-dvb.o
ccflags-y += -I$(srctree)/drivers/media/dvb-frontends
ccflags-y += -I$(srctree)/drivers/media/tuners