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authorIngo Molnar <mingo@kernel.org>2018-06-26 09:02:41 +0200
committerIngo Molnar <mingo@kernel.org>2018-06-26 09:02:41 +0200
commitf446474889c06883a3879faa0896e2359e812a6b (patch)
tree95634685d56dd532d1e9b73fbd07ca389296911b /drivers/gpu/drm/i915/intel_dvo.c
parent01bdee64f9cf8e15f998bf52789ed9d0ebdfa621 (diff)
parent6f0d349d922ba44e4348a17a78ea51b7135965b1 (diff)
Merge branch 'linus' into perf/core, to pick up fixes
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'drivers/gpu/drm/i915/intel_dvo.c')
-rw-r--r--drivers/gpu/drm/i915/intel_dvo.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/intel_dvo.c b/drivers/gpu/drm/i915/intel_dvo.c
index a70d767313aa..61d908e0df0e 100644
--- a/drivers/gpu/drm/i915/intel_dvo.c
+++ b/drivers/gpu/drm/i915/intel_dvo.c
@@ -219,6 +219,9 @@ intel_dvo_mode_valid(struct drm_connector *connector,
int max_dotclk = to_i915(connector->dev)->max_dotclk_freq;
int target_clock = mode->clock;
+ if (mode->flags & DRM_MODE_FLAG_DBLSCAN)
+ return MODE_NO_DBLESCAN;
+
/* XXX: Validate clock range */
if (fixed_mode) {
@@ -254,6 +257,9 @@ static bool intel_dvo_compute_config(struct intel_encoder *encoder,
if (fixed_mode)
intel_fixed_panel_mode(fixed_mode, adjusted_mode);
+ if (adjusted_mode->flags & DRM_MODE_FLAG_DBLSCAN)
+ return false;
+
return true;
}