Signed-off-by: Hans Verkuil <hans.verkuil@xxxxxxxxx>
---
drivers/media/video/v4l2-ioctl.c | 13 +++++++++++++
drivers/media/video/v4l2-subdev.c | 6 ++++++
include/media/v4l2-subdev.h | 2 ++
3 files changed, 21 insertions(+)
diff --git a/drivers/media/video/v4l2-ioctl.c b/drivers/media/video/v4l2-ioctl.c
index d7fa896..248cc28 100644
--- a/drivers/media/video/v4l2-ioctl.c
+++ b/drivers/media/video/v4l2-ioctl.c
@@ -2169,6 +2169,19 @@ static int check_array_args(unsigned int cmd, void *parg, size_t *array_size,
break;
}
+ case VIDIOC_SUBDEV_G_EDID:
+ case VIDIOC_SUBDEV_S_EDID: {
+ struct v4l2_subdev_edid *edid = parg;
+
+ if (edid->blocks) {
+ *user_ptr = (void __user *)edid->edid;
+ *kernel_ptr = (void *)&edid->edid;
+ *array_size = edid->blocks * 128;
+ ret = 1;
+ }
+ break;
+ }
+
case VIDIOC_S_EXT_CTRLS:
case VIDIOC_G_EXT_CTRLS:
case VIDIOC_TRY_EXT_CTRLS: {
diff --git a/drivers/media/video/v4l2-subdev.c b/drivers/media/video/v4l2-subdev.c
index db6e859..3d46cd6 100644
--- a/drivers/media/video/v4l2-subdev.c
+++ b/drivers/media/video/v4l2-subdev.c
@@ -348,6 +348,12 @@ static long subdev_do_ioctl(struct file *file, unsigned int cmd, void *arg)
return v4l2_subdev_call(
sd, pad, set_selection, subdev_fh, sel);
}
+
+ case VIDIOC_SUBDEV_G_EDID:
+ return v4l2_subdev_call(sd, pad, get_edid, arg);
+
+ case VIDIOC_SUBDEV_S_EDID:
+ return v4l2_subdev_call(sd, pad, set_edid, arg);
#endif
default:
return v4l2_subdev_call(sd, core, ioctl, cmd, arg);
diff --git a/include/media/v4l2-subdev.h b/include/media/v4l2-subdev.h
index c35a354..74c578f 100644
--- a/include/media/v4l2-subdev.h
+++ b/include/media/v4l2-subdev.h
@@ -476,6 +476,8 @@ struct v4l2_subdev_pad_ops {
struct v4l2_subdev_selection *sel);
int (*set_selection)(struct v4l2_subdev *sd, struct v4l2_subdev_fh *fh,
struct v4l2_subdev_selection *sel);
+ int (*get_edid)(struct v4l2_subdev *sd, struct v4l2_subdev_edid *edid);
+ int (*set_edid)(struct v4l2_subdev *sd, struct v4l2_subdev_edid *edid);
#ifdef CONFIG_MEDIA_CONTROLLER
int (*link_validate)(struct v4l2_subdev *sd, struct media_link *link,
struct v4l2_subdev_format *source_fmt,
--
1.7.10
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