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[media] v4l: vsp1: Make vsp1_entity_get_pad_compose() more generic 

Turn the helper into a function that can retrieve crop and compose
selection rectangles.

Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
This commit is contained in:
Laurent Pinchart 2016-03-03 20:17:49 -03:00 committed by Mauro Carvalho Chehab
parent 7cf0f123c7
commit ccd3d95a93
3 changed files with 29 additions and 10 deletions
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26
drivers/media/platform/vsp1/vsp1_entity.c
View File

@ -87,12 +87,30 @@ vsp1_entity_get_pad_format(struct vsp1_entity *entity,
return v4l2_subdev_get_try_format(&entity->subdev, cfg, pad);
}
/**
* vsp1_entity_get_pad_selection - Get a pad selection from storage for entity
* @entity: the entity
* @cfg: the configuration storage
* @pad: the pad number
* @target: the selection target
*
* Return the selection rectangle stored in the given configuration for an
* entity's pad. The configuration can be an ACTIVE or TRY configuration. The
* selection target can be COMPOSE or CROP.
*/
struct v4l2_rect *
vsp1_entity_get_pad_compose(struct vsp1_entity *entity,
struct v4l2_subdev_pad_config *cfg,
unsigned int pad)
vsp1_entity_get_pad_selection(struct vsp1_entity *entity,
struct v4l2_subdev_pad_config *cfg,
unsigned int pad, unsigned int target)
{
return v4l2_subdev_get_try_compose(&entity->subdev, cfg, pad);
switch (target) {
case V4L2_SEL_TGT_COMPOSE:
return v4l2_subdev_get_try_compose(&entity->subdev, cfg, pad);
case V4L2_SEL_TGT_CROP:
return v4l2_subdev_get_try_crop(&entity->subdev, cfg, pad);
default:
return NULL;
}
}
/*

6
drivers/media/platform/vsp1/vsp1_entity.h
View File

@ -122,9 +122,9 @@ vsp1_entity_get_pad_format(struct vsp1_entity *entity,
struct v4l2_subdev_pad_config *cfg,
unsigned int pad);
struct v4l2_rect *
vsp1_entity_get_pad_compose(struct vsp1_entity *entity,
struct v4l2_subdev_pad_config *cfg,
unsigned int pad);
vsp1_entity_get_pad_selection(struct vsp1_entity *entity,
struct v4l2_subdev_pad_config *cfg,
unsigned int pad, unsigned int target);
int vsp1_entity_init_cfg(struct v4l2_subdev *subdev,
struct v4l2_subdev_pad_config *cfg);

7
drivers/media/platform/vsp1/vsp1_rpf.c
View File

@ -130,9 +130,10 @@ static void rpf_configure(struct vsp1_entity *entity,
if (pipe->bru) {
const struct v4l2_rect *compose;
compose = vsp1_entity_get_pad_compose(pipe->bru,
pipe->bru->config,
rpf->bru_input);
compose = vsp1_entity_get_pad_selection(pipe->bru,
pipe->bru->config,
rpf->bru_input,
V4L2_SEL_TGT_COMPOSE);
left = compose->left;
top = compose->top;
}