drm/omap: support double-pixel

We need double-pixel mode (pixel repetition) for interlace modes. This
patch adds the necessary support to omapdrm to output double-pixel mode.

Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
Acked-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>

diff --git a/drivers/gpu/drm/omapdrm/omap_connector.c b/drivers/gpu/drm/omapdrm/omap_connector.c
index 83f2a91..ce2d67b 100644 (file)
--- a/drivers/gpu/drm/omapdrm/omap_connector.c
+++ b/drivers/gpu/drm/omapdrm/omap_connector.c
@@ -63,6 +63,9 @@ void copy_timings_omap_to_drm(struct drm_display_mode *mode,
        if (timings->interlace)
                mode->flags |= DRM_MODE_FLAG_INTERLACE;
 
+       if (timings->double_pixel)
+               mode->flags |= DRM_MODE_FLAG_DBLCLK;
+
        if (timings->hsync_level == OMAPDSS_SIG_ACTIVE_HIGH)
                mode->flags |= DRM_MODE_FLAG_PHSYNC;
        else
@@ -90,6 +93,7 @@ void copy_timings_drm_to_omap(struct omap_video_timings *timings,
        timings->vbp = mode->vtotal - mode->vsync_end;
 
        timings->interlace = !!(mode->flags & DRM_MODE_FLAG_INTERLACE);
+       timings->double_pixel = !!(mode->flags & DRM_MODE_FLAG_DBLCLK);
 
        if (mode->flags & DRM_MODE_FLAG_PHSYNC)
                timings->hsync_level = OMAPDSS_SIG_ACTIVE_HIGH;