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authorAkinobu Mita <akinobu.mita@gmail.com>2018-11-12 11:00:53 -0500
committerMauro Carvalho Chehab <mchehab+samsung@kernel.org>2018-11-23 04:47:11 -0500
commit7852adf83cdd466b08f6d8204bf704dfa748408d (patch)
tree97174dfb014194ae4e4879d6155d90873eef882b /drivers/media/i2c
parent2d18fbc5518f051718ce7d54bba1e2665921aa1d (diff)
media: ov7670: support log_status ioctl and event interface
This adds log_status ioctl and event interface for ov7670's v4l2 controls. Cc: Jonathan Corbet <corbet@lwn.net> Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com> Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com> Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
Diffstat (limited to 'drivers/media/i2c')
-rw-r--r--drivers/media/i2c/ov7670.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/media/i2c/ov7670.c b/drivers/media/i2c/ov7670.c
index bc68a3a5b4ec..a70a6ff7b36e 100644
--- a/drivers/media/i2c/ov7670.c
+++ b/drivers/media/i2c/ov7670.c
@@ -20,6 +20,7 @@
#include <linux/gpio.h>
#include <linux/gpio/consumer.h>
#include <media/v4l2-device.h>
+#include <media/v4l2-event.h>
#include <media/v4l2-ctrls.h>
#include <media/v4l2-fwnode.h>
#include <media/v4l2-mediabus.h>
@@ -1651,6 +1652,9 @@ static int ov7670_open(struct v4l2_subdev *sd, struct v4l2_subdev_fh *fh)
static const struct v4l2_subdev_core_ops ov7670_core_ops = {
.reset = ov7670_reset,
.init = ov7670_init,
+ .log_status = v4l2_ctrl_subdev_log_status,
+ .subscribe_event = v4l2_ctrl_subdev_subscribe_event,
+ .unsubscribe_event = v4l2_event_subdev_unsubscribe,
#ifdef CONFIG_VIDEO_ADV_DEBUG
.g_register = ov7670_g_register,
.s_register = ov7670_s_register,
@@ -1773,7 +1777,7 @@ static int ov7670_probe(struct i2c_client *client,
#ifdef CONFIG_VIDEO_V4L2_SUBDEV_API
sd->internal_ops = &ov7670_subdev_internal_ops;
- sd->flags |= V4L2_SUBDEV_FL_HAS_DEVNODE;
+ sd->flags |= V4L2_SUBDEV_FL_HAS_DEVNODE | V4L2_SUBDEV_FL_HAS_EVENTS;
#endif
info->clock_speed = 30; /* default: a guess */