diff mbox series

[v3,10/12] media: v4l: subdev: Clear frame descriptor before get_frame_desc

Message ID 20230919121728.126781-11-sakari.ailus@linux.intel.com
State Superseded
Headers show
Series Small fixes and cleanups (ov2740 and ccs) | expand

Commit Message

Sakari Ailus Sept. 19, 2023, 12:17 p.m. UTC 
Clear frame descriptor before calling transmitter's get_frame_desc() op.
Also remove the corresponding memset() calls from drivers.

Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: Tomi Valkeinen <tomi.valkeinen@ideasonboard.com>
---
 drivers/media/i2c/ds90ub913.c              | 2 --
 drivers/media/i2c/ds90ub953.c              | 2 --
 drivers/media/i2c/ds90ub960.c              | 2 --
 drivers/media/platform/nxp/imx-mipi-csis.c | 2 --
 drivers/media/v4l2-core/v4l2-subdev.c      | 9 +++++++++
 5 files changed, 9 insertions(+), 8 deletions(-)
diff mbox series

Patch

diff --git a/drivers/media/i2c/ds90ub913.c b/drivers/media/i2c/ds90ub913.c
index 4bfa3b3cf619..8e9ebed09f64 100644
--- a/drivers/media/i2c/ds90ub913.c
+++ b/drivers/media/i2c/ds90ub913.c
@@ -362,8 +362,6 @@  static int ub913_get_frame_desc(struct v4l2_subdev *sd, unsigned int pad,
 	if (ret)
 		return ret;
 
-	memset(fd, 0, sizeof(*fd));
-
 	fd->type = V4L2_MBUS_FRAME_DESC_TYPE_PARALLEL;
 
 	state = v4l2_subdev_lock_and_get_active_state(sd);
diff --git a/drivers/media/i2c/ds90ub953.c b/drivers/media/i2c/ds90ub953.c
index dc394e22a42c..644022312833 100644
--- a/drivers/media/i2c/ds90ub953.c
+++ b/drivers/media/i2c/ds90ub953.c
@@ -499,8 +499,6 @@  static int ub953_get_frame_desc(struct v4l2_subdev *sd, unsigned int pad,
 	if (ret)
 		return ret;
 
-	memset(fd, 0, sizeof(*fd));
-
 	fd->type = V4L2_MBUS_FRAME_DESC_TYPE_CSI2;
 
 	state = v4l2_subdev_lock_and_get_active_state(sd);
diff --git a/drivers/media/i2c/ds90ub960.c b/drivers/media/i2c/ds90ub960.c
index 8ba5750f5a23..b8f3e5ca03ef 100644
--- a/drivers/media/i2c/ds90ub960.c
+++ b/drivers/media/i2c/ds90ub960.c
@@ -2786,8 +2786,6 @@  static int ub960_get_frame_desc(struct v4l2_subdev *sd, unsigned int pad,
 	if (!ub960_pad_is_source(priv, pad))
 		return -EINVAL;
 
-	memset(fd, 0, sizeof(*fd));
-
 	fd->type = V4L2_MBUS_FRAME_DESC_TYPE_CSI2;
 
 	state = v4l2_subdev_lock_and_get_active_state(&priv->sd);
diff --git a/drivers/media/platform/nxp/imx-mipi-csis.c b/drivers/media/platform/nxp/imx-mipi-csis.c
index 16f19a640130..aac9cffe503c 100644
--- a/drivers/media/platform/nxp/imx-mipi-csis.c
+++ b/drivers/media/platform/nxp/imx-mipi-csis.c
@@ -1114,8 +1114,6 @@  static int mipi_csis_get_frame_desc(struct v4l2_subdev *sd, unsigned int pad,
 	fd->type = V4L2_MBUS_FRAME_DESC_TYPE_PARALLEL;
 	fd->num_entries = 1;
 
-	memset(entry, 0, sizeof(*entry));
-
 	entry->flags = 0;
 	entry->pixelcode = csis_fmt->code;
 	entry->bus.csi2.vc = 0;
diff --git a/drivers/media/v4l2-core/v4l2-subdev.c b/drivers/media/v4l2-core/v4l2-subdev.c
index b92348ad61f6..7b087be3ff4f 100644
--- a/drivers/media/v4l2-core/v4l2-subdev.c
+++ b/drivers/media/v4l2-core/v4l2-subdev.c
@@ -306,6 +306,14 @@  static int call_set_selection(struct v4l2_subdev *sd,
 	       sd->ops->pad->set_selection(sd, state, sel);
 }
 
+static int call_get_frame_desc(struct v4l2_subdev *sd, unsigned int pad,
+			       struct v4l2_mbus_frame_desc *fd)
+{
+	memset(fd, 0, sizeof(*fd));
+
+	return sd->ops->pad->get_frame_desc(sd, pad, fd);
+}
+
 static inline int check_edid(struct v4l2_subdev *sd,
 			     struct v4l2_subdev_edid *edid)
 {
@@ -431,6 +439,7 @@  static const struct v4l2_subdev_pad_ops v4l2_subdev_call_pad_wrappers = {
 	.set_edid		= call_set_edid,
 	.dv_timings_cap		= call_dv_timings_cap,
 	.enum_dv_timings	= call_enum_dv_timings,
+	.get_frame_desc		= call_get_frame_desc,
 	.get_mbus_config	= call_get_mbus_config,
 };