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Commit b0e0e1f8 authored by Junghak Sung's avatar Junghak Sung Committed by Mauro Carvalho Chehab
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[media] media: videobuf2: Prepare to divide videobuf2 



Prepare to divide videobuf2
- Separate vb2 trace events from v4l2 trace event.
- Make wrapper functions that will move to v4l2-side.
- Make vb2_core_* functions that will remain in core-side.
- Add a callback function table for buffer operation which makes vb2-core
  to be able to invoke a v4l2-side functions.
- Rename internal functions as vb2_*.

Signed-off-by: default avatarJunghak Sung <jh1009.sung@samsung.com>
Signed-off-by: default avatarGeunyoung Kim <nenggun.kim@samsung.com>
Acked-by: default avatarSeung-Woo Kim <sw0312.kim@samsung.com>
Acked-by: default avatarInki Dae <inki.dae@samsung.com>
Signed-off-by: default avatarHans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab@osg.samsung.com>
parent bed04f93

drivers/media/v4l2-core/Makefile

+1 −1
Original line number Diff line number Diff line
@@ -14,7 +14,7 @@ ifeq ($(CONFIG_OF),y) 
  videodev-objs += v4l2-of.o

endif

ifeq ($(CONFIG_TRACEPOINTS),y)

  videodev-objs += v4l2-trace.o

  videodev-objs += vb2-trace.o v4l2-trace.o

endif



obj-$(CONFIG_VIDEO_V4L2) += videodev.o

drivers/media/v4l2-core/v4l2-trace.c

+4 −4
Original line number Diff line number Diff line
@@ -5,7 +5,7 @@ 
#define CREATE_TRACE_POINTS

#include <trace/events/v4l2.h>



EXPORT_TRACEPOINT_SYMBOL_GPL(vb2_buf_done);

EXPORT_TRACEPOINT_SYMBOL_GPL(vb2_buf_queue);

EXPORT_TRACEPOINT_SYMBOL_GPL(vb2_dqbuf);

EXPORT_TRACEPOINT_SYMBOL_GPL(vb2_qbuf);
 
EXPORT_TRACEPOINT_SYMBOL_GPL(vb2_v4l2_buf_done);

EXPORT_TRACEPOINT_SYMBOL_GPL(vb2_v4l2_buf_queue);

EXPORT_TRACEPOINT_SYMBOL_GPL(vb2_v4l2_dqbuf);

EXPORT_TRACEPOINT_SYMBOL_GPL(vb2_v4l2_qbuf);

drivers/media/v4l2-core/vb2-trace.c

0 → 100644
+9 −0
Original line number Diff line number Diff line 
#include <media/videobuf2-core.h>



#define CREATE_TRACE_POINTS

#include <trace/events/vb2.h>



EXPORT_TRACEPOINT_SYMBOL_GPL(vb2_buf_done);

EXPORT_TRACEPOINT_SYMBOL_GPL(vb2_buf_queue);

EXPORT_TRACEPOINT_SYMBOL_GPL(vb2_dqbuf);

EXPORT_TRACEPOINT_SYMBOL_GPL(vb2_qbuf);