[PATCH v2 6/6] drm/i915: allow HDMI 2.0 clock rates

Shashank Sharma
2017-02-06T13:59:26Z

Geminilake has a native HDMI 2.0 controller, which is capable of
driving clocks upto 594Mhz. This patch updates the max tmds clock
limit for the same.

V2: rebase

Cc: Ander <ander.conselvan.de.oliveira@intel.com>
Signed-off-by: Shashank Sharma <shashank.sharma@intel.com>
---
drivers/gpu/drm/i915/intel_hdmi.c | 2 ++
1 file changed, 2 insertions(+)

diff --git a/drivers/gpu/drm/i915/intel_hdmi.c b/drivers/gpu/drm/i915/intel_hdmi.c
index 41d3309..b7277a3 100644
--- a/drivers/gpu/drm/i915/intel_hdmi.c
+++ b/drivers/gpu/drm/i915/intel_hdmi.c
@@ -1210,6 +1210,8 @@ static int intel_hdmi_source_max_tmds_clock(struct drm_i915_private *dev_priv)
{
if (IS_G4X(dev_priv))
return 165000;
+ else if (IS_GEMINILAKE(dev_priv))
+ return 594000;
else if (IS_HASWELL(dev_priv) || INTEL_INFO(dev_priv)->gen >= 8)
return 300000;
else
--
1.9.1