On 18/09/2023 15:51, Sakari Ailus wrote:
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@xxxxxxxxxxxxxxx>
---
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(-)
Reviewed-by: Tomi Valkeinen <tomi.valkeinen@xxxxxxxxxxxxxxxx>
Tomi
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,
};
