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media: staging/imx: Implement init_cfg subdev pad op
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_longerbeam@mentor.com> Reviewed-by: Philipp Zabel <p.zabel@pengutronix.de> Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
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7 changed files with 36 additions and 0 deletions
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@ -462,6 +462,7 @@ static int prp_registered(struct v4l2_subdev *sd)
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}
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static const struct v4l2_subdev_pad_ops prp_pad_ops = {
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.init_cfg = imx_media_init_cfg,
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.enum_mbus_code = prp_enum_mbus_code,
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.get_fmt = prp_get_fmt,
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.set_fmt = prp_set_fmt,
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@ -1253,6 +1253,7 @@ static void prp_unregistered(struct v4l2_subdev *sd)
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}
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static const struct v4l2_subdev_pad_ops prp_pad_ops = {
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.init_cfg = imx_media_init_cfg,
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.enum_mbus_code = prp_enum_mbus_code,
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.enum_frame_size = prp_enum_frame_size,
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.get_fmt = prp_get_fmt,
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@ -1714,6 +1714,7 @@ static const struct v4l2_subdev_video_ops csi_video_ops = {
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};
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static const struct v4l2_subdev_pad_ops csi_pad_ops = {
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.init_cfg = imx_media_init_cfg,
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.enum_mbus_code = csi_enum_mbus_code,
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.enum_frame_size = csi_enum_frame_size,
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.enum_frame_interval = csi_enum_frame_interval,
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@ -464,6 +464,35 @@ int imx_media_init_mbus_fmt(struct v4l2_mbus_framefmt *mbus,
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}
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EXPORT_SYMBOL_GPL(imx_media_init_mbus_fmt);
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/*
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* Initializes the TRY format to the ACTIVE format on all pads
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* of a subdev. Can be used as the .init_cfg pad operation.
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*/
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int imx_media_init_cfg(struct v4l2_subdev *sd,
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struct v4l2_subdev_pad_config *cfg)
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{
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struct v4l2_mbus_framefmt *mf_try;
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struct v4l2_subdev_format format;
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unsigned int pad;
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int ret;
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for (pad = 0; pad < sd->entity.num_pads; pad++) {
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memset(&format, 0, sizeof(format));
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format.pad = pad;
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format.which = V4L2_SUBDEV_FORMAT_ACTIVE;
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ret = v4l2_subdev_call(sd, pad, get_fmt, NULL, &format);
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if (ret)
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continue;
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mf_try = v4l2_subdev_get_try_format(sd, cfg, pad);
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*mf_try = format.format;
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}
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return 0;
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}
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EXPORT_SYMBOL_GPL(imx_media_init_cfg);
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/*
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* Check whether the field and colorimetry parameters in tryfmt are
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* uninitialized, and if so fill them with the values from fmt,
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@ -909,6 +909,7 @@ static void vdic_unregistered(struct v4l2_subdev *sd)
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}
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static const struct v4l2_subdev_pad_ops vdic_pad_ops = {
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.init_cfg = imx_media_init_cfg,
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.enum_mbus_code = vdic_enum_mbus_code,
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.get_fmt = vdic_get_fmt,
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.set_fmt = vdic_set_fmt,
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@ -172,6 +172,8 @@ int imx_media_enum_ipu_format(u32 *code, u32 index, enum codespace_sel cs_sel);
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int imx_media_init_mbus_fmt(struct v4l2_mbus_framefmt *mbus,
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u32 width, u32 height, u32 code, u32 field,
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const struct imx_media_pixfmt **cc);
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int imx_media_init_cfg(struct v4l2_subdev *sd,
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struct v4l2_subdev_pad_config *cfg);
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void imx_media_fill_default_mbus_fields(struct v4l2_mbus_framefmt *tryfmt,
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struct v4l2_mbus_framefmt *fmt,
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bool ic_route);
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@ -531,6 +531,7 @@ static const struct v4l2_subdev_video_ops csi2_video_ops = {
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};
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static const struct v4l2_subdev_pad_ops csi2_pad_ops = {
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.init_cfg = imx_media_init_cfg,
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.get_fmt = csi2_get_fmt,
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.set_fmt = csi2_set_fmt,
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};
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