diff options
Diffstat (limited to 'drivers/media/platform/vsp1/vsp1_uds.c')
-rw-r--r-- | drivers/media/platform/vsp1/vsp1_uds.c | 41 |
1 files changed, 40 insertions, 1 deletions
diff --git a/drivers/media/platform/vsp1/vsp1_uds.c b/drivers/media/platform/vsp1/vsp1_uds.c index 4a43e74..72f72a9 100644 --- a/drivers/media/platform/vsp1/vsp1_uds.c +++ b/drivers/media/platform/vsp1/vsp1_uds.c @@ -279,8 +279,15 @@ static void uds_configure(struct vsp1_entity *entity, if (params == VSP1_ENTITY_PARAMS_PARTITION) { struct vsp1_partition *partition = pipe->partition; + /* Input size clipping */ + vsp1_uds_write(uds, dl, VI6_UDS_HSZCLIP, VI6_UDS_HSZCLIP_HCEN | + (0 << VI6_UDS_HSZCLIP_HCL_OFST_SHIFT) | + (partition->uds_sink.width + << VI6_UDS_HSZCLIP_HCL_SIZE_SHIFT)); + + /* Output size clipping */ vsp1_uds_write(uds, dl, VI6_UDS_CLIP_SIZE, - (partition->width + (partition->uds_source.width << VI6_UDS_CLIP_SIZE_HSIZE_SHIFT) | (output->height << VI6_UDS_CLIP_SIZE_VSIZE_SHIFT)); @@ -345,9 +352,41 @@ static unsigned int uds_max_width(struct vsp1_entity *entity, return 2048; } +/* ----------------------------------------------------------------------------- + * Partition Algorithm Support + */ + +static void uds_partition(struct vsp1_entity *entity, + struct vsp1_pipeline *pipe, + struct vsp1_partition *partition, + unsigned int partition_idx, + struct vsp1_partition_window *window) +{ + struct vsp1_uds *uds = to_uds(&entity->subdev); + const struct v4l2_mbus_framefmt *output; + const struct v4l2_mbus_framefmt *input; + + /* Initialise the partition state */ + partition->uds_sink = *window; + partition->uds_source = *window; + + input = vsp1_entity_get_pad_format(&uds->entity, uds->entity.config, + UDS_PAD_SINK); + output = vsp1_entity_get_pad_format(&uds->entity, uds->entity.config, + UDS_PAD_SOURCE); + + partition->uds_sink.width = window->width * input->width + / output->width; + partition->uds_sink.left = window->left * input->width + / output->width; + + *window = partition->uds_sink; +} + static const struct vsp1_entity_operations uds_entity_ops = { .configure = uds_configure, .max_width = uds_max_width, + .partition = uds_partition, }; /* ----------------------------------------------------------------------------- |