diff options
Diffstat (limited to '')
-rw-r--r-- | drivers/gpu/drm/i915/intel_tv.c | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/drivers/gpu/drm/i915/intel_tv.c b/drivers/gpu/drm/i915/intel_tv.c index 99bc2368dda0..24dc368fdaa1 100644 --- a/drivers/gpu/drm/i915/intel_tv.c +++ b/drivers/gpu/drm/i915/intel_tv.c @@ -846,6 +846,9 @@ intel_tv_mode_valid(struct drm_connector *connector, const struct tv_mode *tv_mode = intel_tv_mode_find(connector->state); int max_dotclk = to_i915(connector->dev)->max_dotclk_freq; + if (mode->flags & DRM_MODE_FLAG_DBLSCAN) + return MODE_NO_DBLESCAN; + if (mode->clock > max_dotclk) return MODE_CLOCK_HIGH; @@ -873,16 +876,21 @@ intel_tv_compute_config(struct intel_encoder *encoder, struct drm_connector_state *conn_state) { const struct tv_mode *tv_mode = intel_tv_mode_find(conn_state); + struct drm_display_mode *adjusted_mode = + &pipe_config->base.adjusted_mode; if (!tv_mode) return false; - pipe_config->base.adjusted_mode.crtc_clock = tv_mode->clock; + if (adjusted_mode->flags & DRM_MODE_FLAG_DBLSCAN) + return false; + + adjusted_mode->crtc_clock = tv_mode->clock; DRM_DEBUG_KMS("forcing bpc to 8 for TV\n"); pipe_config->pipe_bpp = 8*3; /* TV has it's own notion of sync and other mode flags, so clear them. */ - pipe_config->base.adjusted_mode.flags = 0; + adjusted_mode->flags = 0; /* * FIXME: We don't check whether the input mode is actually what we want |