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[PATCHv11,11/17] v4l2-subdev: add HDMI CEC ops

Message ID 1454686080-39018-12-git-send-email-hverkuil@xs4all.nl (mailing list archive)
State New, archived
Headers show

Commit Message

Hans Verkuil Feb. 5, 2016, 3:27 p.m. UTC
From: Hans Verkuil <hans.verkuil@cisco.com>

Add CEC callbacks to the new v4l2_subdev_cec_ops struct. These are the
low-level CEC ops that subdevs that support CEC have to implement.

Signed-off-by: Hans Verkuil <hansverk@cisco.com>
[k.debski@samsung.com: Merged changes from CEC Updates commit by Hans Verkuil]
Signed-off-by: Kamil Debski <kamil@wypas.org>
---
 include/media/v4l2-subdev.h | 21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)
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Patch

diff --git a/include/media/v4l2-subdev.h b/include/media/v4l2-subdev.h
index b273cf9..8504d4c 100644
--- a/include/media/v4l2-subdev.h
+++ b/include/media/v4l2-subdev.h
@@ -42,6 +42,17 @@ 
 
 #define	V4L2_DEVICE_NOTIFY_EVENT		_IOW('v', 2, struct v4l2_event)
 
+struct v4l2_subdev_cec_tx_done {
+	u8 status;
+	u8 arb_lost_cnt;
+	u8 nack_cnt;
+	u8 error_cnt;
+};
+
+#define V4L2_SUBDEV_CEC_TX_DONE			_IOW('v', 3, struct v4l2_subdev_cec_tx_done)
+#define V4L2_SUBDEV_CEC_RX_MSG			_IOW('v', 4, struct cec_msg)
+#define V4L2_SUBDEV_CEC_CONN_INPUTS		_IOW('v', 5, u16)
+
 struct v4l2_device;
 struct v4l2_ctrl_handler;
 struct v4l2_event;
@@ -51,6 +62,7 @@  struct v4l2_subdev;
 struct v4l2_subdev_fh;
 struct tuner_setup;
 struct v4l2_mbus_frame_desc;
+struct cec_msg;
 
 /* decode_vbi_line */
 struct v4l2_decode_vbi_line {
@@ -642,6 +654,14 @@  struct v4l2_subdev_pad_ops {
 			      struct v4l2_mbus_frame_desc *fd);
 };
 
+struct v4l2_subdev_cec_ops {
+	unsigned (*adap_available_log_addrs)(struct v4l2_subdev *sd);
+	int (*adap_enable)(struct v4l2_subdev *sd, bool enable);
+	int (*adap_log_addr)(struct v4l2_subdev *sd, u8 logical_addr);
+	int (*adap_transmit)(struct v4l2_subdev *sd, u8 *retries,
+			     u32 signal_free_time_ms, struct cec_msg *msg);
+};
+
 struct v4l2_subdev_ops {
 	const struct v4l2_subdev_core_ops	*core;
 	const struct v4l2_subdev_tuner_ops	*tuner;
@@ -651,6 +671,7 @@  struct v4l2_subdev_ops {
 	const struct v4l2_subdev_ir_ops		*ir;
 	const struct v4l2_subdev_sensor_ops	*sensor;
 	const struct v4l2_subdev_pad_ops	*pad;
+	const struct v4l2_subdev_cec_ops	*cec;
 };
 
 /*