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Subject: media: staging/imx: Implement init_cfg subdev pad op
Author: Steve Longerbeam <slongerb...@gmail.com>
Date: Sun Feb 11 13:29:34 2018 -0500
Implement the init_cfg pad op in all imx-media subdevices. The try
formats are initialized to the current active formats on all pads.
Signed-off-by: Steve Longerbeam <steve_longerb...@mentor.com>
Reviewed-by: Philipp Zabel <p.za...@pengutronix.de>
Signed-off-by: Hans Verkuil <hans.verk...@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mche...@s-opensource.com>
drivers/staging/media/imx/imx-ic-prp.c | 1 +
drivers/staging/media/imx/imx-ic-prpencvf.c | 1 +
drivers/staging/media/imx/imx-media-csi.c | 1 +
drivers/staging/media/imx/imx-media-utils.c | 29 +++++++++++++++++++++++++++++
drivers/staging/media/imx/imx-media-vdic.c | 1 +
drivers/staging/media/imx/imx-media.h | 2 ++
drivers/staging/media/imx/imx6-mipi-csi2.c | 1 +
7 files changed, 36 insertions(+)
---
diff --git a/drivers/staging/media/imx/imx-ic-prp.c
b/drivers/staging/media/imx/imx-ic-prp.c
index c6d7e80932ad..98923fc844ce 100644
--- a/drivers/staging/media/imx/imx-ic-prp.c
+++ b/drivers/staging/media/imx/imx-ic-prp.c
@@ -462,6 +462,7 @@ static int prp_registered(struct v4l2_subdev *sd)
}
static const struct v4l2_subdev_pad_ops prp_pad_ops = {
+ .init_cfg = imx_media_init_cfg,
.enum_mbus_code = prp_enum_mbus_code,
.get_fmt = prp_get_fmt,
.set_fmt = prp_set_fmt,
diff --git a/drivers/staging/media/imx/imx-ic-prpencvf.c
b/drivers/staging/media/imx/imx-ic-prpencvf.c
index 60f392aca553..ae453fd422f0 100644
--- a/drivers/staging/media/imx/imx-ic-prpencvf.c
+++ b/drivers/staging/media/imx/imx-ic-prpencvf.c
@@ -1253,6 +1253,7 @@ static void prp_unregistered(struct v4l2_subdev *sd)
}
static const struct v4l2_subdev_pad_ops prp_pad_ops = {
+ .init_cfg = imx_media_init_cfg,
.enum_mbus_code = prp_enum_mbus_code,
.enum_frame_size = prp_enum_frame_size,
.get_fmt = prp_get_fmt,
diff --git a/drivers/staging/media/imx/imx-media-csi.c
b/drivers/staging/media/imx/imx-media-csi.c
index 49b57466e88d..5a195f80a24d 100644
--- a/drivers/staging/media/imx/imx-media-csi.c
+++ b/drivers/staging/media/imx/imx-media-csi.c
@@ -1714,6 +1714,7 @@ static const struct v4l2_subdev_video_ops csi_video_ops =
{
};
static const struct v4l2_subdev_pad_ops csi_pad_ops = {
+ .init_cfg = imx_media_init_cfg,
.enum_mbus_code = csi_enum_mbus_code,
.enum_frame_size = csi_enum_frame_size,
.enum_frame_interval = csi_enum_frame_interval,
diff --git a/drivers/staging/media/imx/imx-media-utils.c
b/drivers/staging/media/imx/imx-media-utils.c
index 13dafa77a2eb..8920f9b6eb0c 100644
--- a/drivers/staging/media/imx/imx-media-utils.c
+++ b/drivers/staging/media/imx/imx-media-utils.c
@@ -465,6 +465,35 @@ int imx_media_init_mbus_fmt(struct v4l2_mbus_framefmt
*mbus,
EXPORT_SYMBOL_GPL(imx_media_init_mbus_fmt);
/*
+ * Initializes the TRY format to the ACTIVE format on all pads
+ * of a subdev. Can be used as the .init_cfg pad operation.
+ */
+int imx_media_init_cfg(struct v4l2_subdev *sd,
+ struct v4l2_subdev_pad_config *cfg)
+{
+ struct v4l2_mbus_framefmt *mf_try;
+ struct v4l2_subdev_format format;
+ unsigned int pad;
+ int ret;
+
+ for (pad = 0; pad < sd->entity.num_pads; pad++) {
+ memset(&format, 0, sizeof(format));
+
+ format.pad = pad;
+ format.which = V4L2_SUBDEV_FORMAT_ACTIVE;
+ ret = v4l2_subdev_call(sd, pad, get_fmt, NULL, &format);
+ if (ret)
+ continue;
+
+ mf_try = v4l2_subdev_get_try_format(sd, cfg, pad);
+ *mf_try = format.format;
+ }
+
+ return 0;
+}
+EXPORT_SYMBOL_GPL(imx_media_init_cfg);
+
+/*
* Check whether the field and colorimetry parameters in tryfmt are
* uninitialized, and if so fill them with the values from fmt,
* or if tryfmt->colorspace has been initialized, all the default
diff --git a/drivers/staging/media/imx/imx-media-vdic.c
b/drivers/staging/media/imx/imx-media-vdic.c
index ed356844cdf6..482250d47e7c 100644
--- a/drivers/staging/media/imx/imx-media-vdic.c
+++ b/drivers/staging/media/imx/imx-media-vdic.c
@@ -909,6 +909,7 @@ static void vdic_unregistered(struct v4l2_subdev *sd)
}
static const struct v4l2_subdev_pad_ops vdic_pad_ops = {
+ .init_cfg = imx_media_init_cfg,
.enum_mbus_code = vdic_enum_mbus_code,
.get_fmt = vdic_get_fmt,
.set_fmt = vdic_set_fmt,
diff --git a/drivers/staging/media/imx/imx-media.h
b/drivers/staging/media/imx/imx-media.h
index 2fd6dfdf37d6..e945e0ed6dd6 100644
--- a/drivers/staging/media/imx/imx-media.h
+++ b/drivers/staging/media/imx/imx-media.h
@@ -172,6 +172,8 @@ int imx_media_enum_ipu_format(u32 *code, u32 index, enum
codespace_sel cs_sel);
int imx_media_init_mbus_fmt(struct v4l2_mbus_framefmt *mbus,
u32 width, u32 height, u32 code, u32 field,
const struct imx_media_pixfmt **cc);
+int imx_media_init_cfg(struct v4l2_subdev *sd,
+ struct v4l2_subdev_pad_config *cfg);
void imx_media_fill_default_mbus_fields(struct v4l2_mbus_framefmt *tryfmt,
struct v4l2_mbus_framefmt *fmt,
bool ic_route);
diff --git a/drivers/staging/media/imx/imx6-mipi-csi2.c
b/drivers/staging/media/imx/imx6-mipi-csi2.c
index 477d191c568b..f74c61022b00 100644
--- a/drivers/staging/media/imx/imx6-mipi-csi2.c
+++ b/drivers/staging/media/imx/imx6-mipi-csi2.c
@@ -531,6 +531,7 @@ static const struct v4l2_subdev_video_ops csi2_video_ops = {
};
static const struct v4l2_subdev_pad_ops csi2_pad_ops = {
+ .init_cfg = imx_media_init_cfg,
.get_fmt = csi2_get_fmt,
.set_fmt = csi2_set_fmt,
};
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