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drm/i915/icl: unconditionally init DDI for every port

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On ICP, port present straps (from SFUSE_STRAP PCH register) are no
longer supported. Software should determine the presence through BIOS
VBT, hotplug or other mechanisms.

v2: Improve commit message (Lucas).

Reviewed-by: Lucas De Marchi <lucas.demarchi@intel.com>
Signed-off-by: Paulo Zanoni <paulo.r.zanoni@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20180522002558.29262-14-paulo.r.zanoni@intel.com
This commit is contained in:
Paulo Zanoni 2018-05-21 17:25:47 -07:00
parent 970888e7d1
commit 00c92d929a
1 changed files with 8 additions and 1 deletions
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9
drivers/gpu/drm/i915/intel_display.c
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@ -14045,7 +14045,14 @@ static void intel_setup_outputs(struct drm_i915_private *dev_priv)
if (intel_crt_present(dev_priv))
intel_crt_init(dev_priv);
if (IS_GEN9_LP(dev_priv)) {
if (IS_ICELAKE(dev_priv)) {
intel_ddi_init(dev_priv, PORT_A);
intel_ddi_init(dev_priv, PORT_B);
intel_ddi_init(dev_priv, PORT_C);
intel_ddi_init(dev_priv, PORT_D);
intel_ddi_init(dev_priv, PORT_E);
intel_ddi_init(dev_priv, PORT_F);
} else if (IS_GEN9_LP(dev_priv)) {
/*
* FIXME: Broxton doesn't support port detection via the
* DDI_BUF_CTL_A or SFUSE_STRAP registers, find another way to