Scaling of the alpha layer is disabled as both the RPF and WPF are
configured to hardcode the alpha value to 255. This results in a 0 alpha
value at the UDS output, making the image invisible when alpha blended
in the BRU. Fix it by enabling scaling of the alpha layer.
Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>
(cherry picked from commit
6051f5f860671577b0759a0d054781b3e599d1cd)
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
return 0;
/* Enable multi-tap scaling. */
- vsp1_uds_write(uds, VI6_UDS_CTRL, VI6_UDS_CTRL_BC);
+ vsp1_uds_write(uds, VI6_UDS_CTRL, VI6_UDS_CTRL_AON | VI6_UDS_CTRL_BC);
vsp1_uds_write(uds, VI6_UDS_PASS_BWIDTH,
(uds_passband_width(uds->hscale)
(uds_passband_width(uds->vscale)
<< VI6_UDS_PASS_BWIDTH_V_SHIFT));
-
/* Set the scaling ratios and the output size. */
format = &uds->entity.formats[UDS_PAD_SOURCE];