diff mbox series

[v11,42/42] FOR_TESTING_ONLY: ICL: Limit clk to <= 340MHz

Message ID 1549489163-15970-1-git-send-email-ramalingam.c@intel.com (mailing list archive)
State New, archived
Headers show
Series drm/i915: Implement HDCP2.2 | expand

Commit Message

Ramalingam C Feb. 6, 2019, 9:39 p.m. UTC 
Pruning 4k60 modes.

Signed-off-by: Ramalingam C <ramalingam.c@intel.com>
---
 drivers/gpu/drm/i915/intel_hdmi.c | 3 +++
 1 file changed, 3 insertions(+)
diff mbox series

Patch

diff --git a/drivers/gpu/drm/i915/intel_hdmi.c b/drivers/gpu/drm/i915/intel_hdmi.c
index c2c91e6645a5..d60713cd658c 100644
--- a/drivers/gpu/drm/i915/intel_hdmi.c
+++ b/drivers/gpu/drm/i915/intel_hdmi.c
@@ -1800,6 +1800,9 @@  intel_hdmi_mode_valid(struct drm_connector *connector,
 	if (mode->flags & DRM_MODE_FLAG_DBLSCAN)
 		return MODE_NO_DBLESCAN;
 
+	if (mode->clock > 340000)
+		return MODE_CLOCK_HIGH;
+
 	clock = mode->clock;
 
 	if ((mode->flags & DRM_MODE_FLAG_3D_MASK) == DRM_MODE_FLAG_3D_FRAME_PACKING)