From: Shashank Sharma Date: Mon, 13 Mar 2017 11:24:04 +0000 (+0530) Subject: drm/i915: allow HDMI 2.0 clock rates X-Git-Tag: v4.12-rc1~116^2~13^2~36 X-Git-Url: https://asedeno.scripts.mit.edu/gitweb/?a=commitdiff_plain;h=14292b7ff86f0ee63e9413d470f57456127ee6c2;p=linux.git drm/i915: allow HDMI 2.0 clock rates 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 V3: rebase V4: added r-b from Ander V5: rebase V6: rebase V7: rebase V8: rebase V9: rebase V10: rebase Cc: Ander Conselvan De Oliveira Signed-off-by: Shashank Sharma Reviewed-by: Ander Conselvan De Oliveira Signed-off-by: Jani Nikula Link: http://patchwork.freedesktop.org/patch/msgid/1489404244-16608-7-git-send-email-shashank.sharma@intel.com --- diff --git a/drivers/gpu/drm/i915/intel_hdmi.c b/drivers/gpu/drm/i915/intel_hdmi.c index e0bdc1979841..1d623b5e09d6 100644 --- a/drivers/gpu/drm/i915/intel_hdmi.c +++ b/drivers/gpu/drm/i915/intel_hdmi.c @@ -1209,6 +1209,8 @@ 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