media: iris: implement reqbuf ioctl with vb2_queue_setup

Implement the reqbuf IOCTL op and the vb2_queue_setup vb2 op in the
driver with necessary hooks.

Reviewed-by: Hans Verkuil <hverkuil@xs4all.nl>
Tested-by: Stefan Schmidt <stefan.schmidt@linaro.org> # x1e80100 (Dell XPS 13 9345)
Reviewed-by: Stefan Schmidt <stefan.schmidt@linaro.org>
Tested-by: Neil Armstrong <neil.armstrong@linaro.org> # on SM8550-QRD
Tested-by: Neil Armstrong <neil.armstrong@linaro.org> # on SM8550-HDK
Signed-off-by: Dikshita Agarwal <quic_dikshita@quicinc.com>
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>

1 files changed, 22 insertions, 0 deletions

diff --git a/drivers/media/platform/qcom/iris/iris_instance.h b/drivers/media/platform/qcom/iris/iris_instance.h
index 527a270f12d4..b9c7dcfb20f7 100644
--- a/drivers/media/platform/qcom/iris/iris_instance.h
+++ b/drivers/media/platform/qcom/iris/iris_instance.h
@@ -6,24 +6,46 @@
 #ifndef __IRIS_INSTANCE_H__
 #define __IRIS_INSTANCE_H__
 
+#include <media/v4l2-ctrls.h>
+
+#include "iris_buffer.h"
 #include "iris_core.h"
+#include "iris_utils.h"
 
 /**
  * struct iris_inst - holds per video instance parameters
  *
+ * @list: used for attach an instance to the core
  * @core: pointer to core structure
+ * @session_id: id of current video session
  * @ctx_q_lock: lock to serialize queues related ioctls
  * @lock: lock to seralise forward and reverse threads
  * @fh: reference of v4l2 file handler
+ * @fmt_src: structure of v4l2_format for source
+ * @fmt_dst: structure of v4l2_format for destination
+ * @crop: structure of crop info
+ * @completion: structure of signal completions
+ * @buffers: array of different iris buffers
+ * @fw_min_count: minimnum count of buffers needed by fw
+ * @once_per_session_set: boolean to set once per session property
  * @m2m_dev:	a reference to m2m device structure
  * @m2m_ctx:	a reference to m2m context structure
  */
 
 struct iris_inst {
+	struct list_head		list;
 	struct iris_core		*core;
+	u32				session_id;
 	struct mutex			ctx_q_lock;/* lock to serialize queues related ioctls */
 	struct mutex			lock; /* lock to serialize forward and reverse threads */
 	struct v4l2_fh			fh;
+	struct v4l2_format		*fmt_src;
+	struct v4l2_format		*fmt_dst;
+	struct iris_hfi_rect_desc	crop;
+	struct completion		completion;
+	struct iris_buffers		buffers[BUF_TYPE_MAX];
+	u32				fw_min_count;
+	bool				once_per_session_set;
 	struct v4l2_m2m_dev		*m2m_dev;
 	struct v4l2_m2m_ctx		*m2m_ctx;
 };