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drm/i915/cnl: Extend HDMI 2.0 support to CNL. 

Starting on GLK we support HDMI 2.0. So this patch only
extend the work Shashank has made to GLK to CNL.

v2: The version that compiles :/
v3: Invert order to newer || older platforms check. (Ville).

Cc: Ville Syrjälä <ville.syrjala@linux.intel.com>
Cc: Paulo Zanoni <paulo.r.zanoni@intel.com>
Cc: Shashank Sharma <shashank.sharma@intel.com>
Cc: Manasi Navare <manasi.d.navare@intel.com>
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20171115184205.8104-1-rodrigo.vivi@intel.com
This commit is contained in:
Rodrigo Vivi 2017-11-15 10:42:05 -08:00
parent 8a00678a09
commit 9672a69c76
1 changed files with 4 additions and 3 deletions
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7
drivers/gpu/drm/i915/intel_hdmi.c
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@ -1235,7 +1235,7 @@ static int intel_hdmi_source_max_tmds_clock(struct intel_encoder *encoder)
&dev_priv->vbt.ddi_port_info[encoder->port];
int max_tmds_clock;
if (IS_GEMINILAKE(dev_priv))
if (INTEL_GEN(dev_priv) >= 10 || IS_GEMINILAKE(dev_priv))
max_tmds_clock = 594000;
else if (INTEL_GEN(dev_priv) >= 8 || IS_HASWELL(dev_priv))
max_tmds_clock = 300000;
@ -1511,7 +1511,8 @@ bool intel_hdmi_compute_config(struct intel_encoder *encoder,
pipe_config->lane_count = 4;
if (scdc->scrambling.supported && IS_GEMINILAKE(dev_priv)) {
if (scdc->scrambling.supported && (INTEL_GEN(dev_priv) >= 10 ||
IS_GEMINILAKE(dev_priv))) {
if (scdc->scrambling.low_rates)
pipe_config->hdmi_scrambling = true;
@ -2033,7 +2034,7 @@ void intel_hdmi_init_connector(struct intel_digital_port *intel_dig_port,
connector->doublescan_allowed = 0;
connector->stereo_allowed = 1;
if (IS_GEMINILAKE(dev_priv))
if (INTEL_GEN(dev_priv) >= 10 || IS_GEMINILAKE(dev_priv))
connector->ycbcr_420_allowed = true;
intel_hdmi->ddc_bus = intel_hdmi_ddc_pin(dev_priv, port);