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drm/i915/tgl: Check if pipe D is fused
On Tiger Lake there is one more pipe - check if it's fused. Signed-off-by: José Roberto de Souza <jose.souza@intel.com> Signed-off-by: Lucas De Marchi <lucas.demarchi@intel.com> Reviewed-by: Mika Kahola <mika.kahola@intel.com> Link: https://patchwork.freedesktop.org/patch/msgid/20190711173115.28296-7-lucas.demarchi@intel.com
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@ -7633,6 +7633,7 @@ enum {
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#define SKL_DFSM_PIPE_A_DISABLE (1 << 30)
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#define SKL_DFSM_PIPE_B_DISABLE (1 << 21)
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#define SKL_DFSM_PIPE_C_DISABLE (1 << 28)
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#define TGL_DFSM_PIPE_D_DISABLE (1 << 22)
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#define SKL_DSSM _MMIO(0x51004)
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#define CNL_DSSM_CDCLK_PLL_REFCLK_24MHz (1 << 31)
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@ -938,6 +938,9 @@ void intel_device_info_runtime_init(struct drm_i915_private *dev_priv)
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enabled_mask &= ~BIT(PIPE_B);
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if (dfsm & SKL_DFSM_PIPE_C_DISABLE)
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enabled_mask &= ~BIT(PIPE_C);
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if (INTEL_GEN(dev_priv) >= 12 &&
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(dfsm & TGL_DFSM_PIPE_D_DISABLE))
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enabled_mask &= ~BIT(PIPE_D);
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/*
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* At least one pipe should be enabled and if there are
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