Commit 4e86c208 authored by Kieran Bingham's avatar Kieran Bingham Committed by Laurent Pinchart
Browse files

drm: rcar-du: Support interlaced video output through vsp1



Use the newly exposed VSP1 interface to enable interlaced frame support
through the VSP1 LIF pipelines.

The DSMR register is updated to set the ODEV flag on interlaced
pipelines, thus defining an interlaced stream as having the ODD field
located in the second half (BOTTOM) of the frame buffer.
Signed-off-by: default avatarKieran Bingham <kieran.bingham+renesas@ideasonboard.com>
Reviewed-by: Laurent Pinchart's avatarLaurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Laurent Pinchart's avatarLaurent Pinchart <laurent.pinchart@ideasonboard.com>
parent 0bbce9eb
......@@ -285,6 +285,7 @@ static void rcar_du_crtc_set_display_timing(struct rcar_du_crtc *rcrtc)
/* Signal polarities */
value = ((mode->flags & DRM_MODE_FLAG_PVSYNC) ? DSMR_VSL : 0)
| ((mode->flags & DRM_MODE_FLAG_PHSYNC) ? DSMR_HSL : 0)
| ((mode->flags & DRM_MODE_FLAG_INTERLACE) ? DSMR_ODEV : 0)
| DSMR_DIPM_DISP | DSMR_CSPM;
rcar_du_crtc_write(rcrtc, DSMR, value);
......
......@@ -48,6 +48,7 @@ void rcar_du_vsp_enable(struct rcar_du_crtc *crtc)
struct vsp1_du_lif_config cfg = {
.width = mode->hdisplay,
.height = mode->vdisplay,
.interlaced = mode->flags & DRM_MODE_FLAG_INTERLACE,
.callback = rcar_du_vsp_complete,
.callback_data = crtc,
};
......
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