media: vivid: add req_validate error injection
Add a new vivid button control to inject an error into the
req_validate request callback.
This will help testing with v4l2-compliance.
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
diff --git a/drivers/media/platform/vivid/vivid-core.c b/drivers/media/platform/vivid/vivid-core.c
index a6fa9ed..c931f00 100644
--- a/drivers/media/platform/vivid/vivid-core.c
+++ b/drivers/media/platform/vivid/vivid-core.c
@@ -630,8 +630,19 @@
}
#ifdef CONFIG_MEDIA_CONTROLLER
+static int vivid_req_validate(struct media_request *req)
+{
+ struct vivid_dev *dev = container_of(req->mdev, struct vivid_dev, mdev);
+
+ if (dev->req_validate_error) {
+ dev->req_validate_error = false;
+ return -EINVAL;
+ }
+ return vb2_request_validate(req);
+}
+
static const struct media_device_ops vivid_media_ops = {
- .req_validate = vb2_request_validate,
+ .req_validate = vivid_req_validate,
.req_queue = vb2_request_queue,
};
#endif
diff --git a/drivers/media/platform/vivid/vivid-core.h b/drivers/media/platform/vivid/vivid-core.h
index 0bec2c3..a4ff854 100644
--- a/drivers/media/platform/vivid/vivid-core.h
+++ b/drivers/media/platform/vivid/vivid-core.h
@@ -294,6 +294,7 @@
bool buf_prepare_error;
bool start_streaming_error;
bool dqbuf_error;
+ bool req_validate_error;
bool seq_wrap;
bool time_wrap;
u64 time_wrap_offset;
diff --git a/drivers/media/platform/vivid/vivid-ctrls.c b/drivers/media/platform/vivid/vivid-ctrls.c
index bfffeda..4cd526f 100644
--- a/drivers/media/platform/vivid/vivid-ctrls.c
+++ b/drivers/media/platform/vivid/vivid-ctrls.c
@@ -81,6 +81,7 @@
#define VIVID_CID_START_STR_ERROR (VIVID_CID_VIVID_BASE + 69)
#define VIVID_CID_QUEUE_ERROR (VIVID_CID_VIVID_BASE + 70)
#define VIVID_CID_CLEAR_FB (VIVID_CID_VIVID_BASE + 71)
+#define VIVID_CID_REQ_VALIDATE_ERROR (VIVID_CID_VIVID_BASE + 72)
#define VIVID_CID_RADIO_SEEK_MODE (VIVID_CID_VIVID_BASE + 90)
#define VIVID_CID_RADIO_SEEK_PROG_LIM (VIVID_CID_VIVID_BASE + 91)
@@ -1002,6 +1003,9 @@
case VIVID_CID_START_STR_ERROR:
dev->start_streaming_error = true;
break;
+ case VIVID_CID_REQ_VALIDATE_ERROR:
+ dev->req_validate_error = true;
+ break;
case VIVID_CID_QUEUE_ERROR:
if (vb2_start_streaming_called(&dev->vb_vid_cap_q))
vb2_queue_error(&dev->vb_vid_cap_q);
@@ -1087,6 +1091,15 @@
.type = V4L2_CTRL_TYPE_BUTTON,
};
+#ifdef CONFIG_MEDIA_CONTROLLER
+static const struct v4l2_ctrl_config vivid_ctrl_req_validate_error = {
+ .ops = &vivid_streaming_ctrl_ops,
+ .id = VIVID_CID_REQ_VALIDATE_ERROR,
+ .name = "Inject req_validate() Error",
+ .type = V4L2_CTRL_TYPE_BUTTON,
+};
+#endif
+
static const struct v4l2_ctrl_config vivid_ctrl_seq_wrap = {
.ops = &vivid_streaming_ctrl_ops,
.id = VIVID_CID_SEQ_WRAP,
@@ -1516,6 +1529,9 @@
v4l2_ctrl_new_custom(hdl_streaming, &vivid_ctrl_buf_prepare_error, NULL);
v4l2_ctrl_new_custom(hdl_streaming, &vivid_ctrl_start_streaming_error, NULL);
v4l2_ctrl_new_custom(hdl_streaming, &vivid_ctrl_queue_error, NULL);
+#ifdef CONFIG_MEDIA_CONTROLLER
+ v4l2_ctrl_new_custom(hdl_streaming, &vivid_ctrl_req_validate_error, NULL);
+#endif
v4l2_ctrl_new_custom(hdl_streaming, &vivid_ctrl_seq_wrap, NULL);
v4l2_ctrl_new_custom(hdl_streaming, &vivid_ctrl_time_wrap, NULL);
}
