Filter out interlaced modes as they are not supported by ARC PGU hardware.
Signed-off-by: Eugeniy Paltsev Eugeniy.Paltsev@synopsys.com --- drivers/gpu/drm/arc/arcpgu_crtc.c | 3 +++ 1 file changed, 3 insertions(+)
diff --git a/drivers/gpu/drm/arc/arcpgu_crtc.c b/drivers/gpu/drm/arc/arcpgu_crtc.c index 8ae1e1f97a73..c854066d4c75 100644 --- a/drivers/gpu/drm/arc/arcpgu_crtc.c +++ b/drivers/gpu/drm/arc/arcpgu_crtc.c @@ -67,6 +67,9 @@ static enum drm_mode_status arc_pgu_crtc_mode_valid(struct drm_crtc *crtc, long rate, clk_rate = mode->clock * 1000; long diff = clk_rate / 200; /* +-0.5% allowed by HDMI spec */
+ if (mode->flags & DRM_MODE_FLAG_INTERLACE) + return MODE_NO_INTERLACE; + rate = clk_round_rate(arcpgu->clk, clk_rate); if ((max(rate, clk_rate) - min(rate, clk_rate) < diff) && (rate > 0)) return MODE_OK;