Commit e2298350 authored by Mario Kleiner's avatar Mario Kleiner Committed by Eric Anholt

drm/vc4: Disallow interlaced modes on DPI.

We already don't expose such modes to userspace, but make
sure userspace can't sneak some interlaced mode in.
Signed-off-by: default avatarMario Kleiner <mario.kleiner.de@gmail.com>
Signed-off-by: default avatarEric Anholt <eric@anholt.net>
parent 29b4817d
......@@ -340,9 +340,20 @@ static void vc4_dpi_encoder_enable(struct drm_encoder *encoder)
}
}
static bool vc4_dpi_encoder_mode_fixup(struct drm_encoder *encoder,
const struct drm_display_mode *mode,
struct drm_display_mode *adjusted_mode)
{
if (adjusted_mode->flags & DRM_MODE_FLAG_INTERLACE)
return false;
return true;
}
static const struct drm_encoder_helper_funcs vc4_dpi_encoder_helper_funcs = {
.disable = vc4_dpi_encoder_disable,
.enable = vc4_dpi_encoder_enable,
.mode_fixup = vc4_dpi_encoder_mode_fixup,
};
static const struct of_device_id vc4_dpi_dt_match[] = {
......
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