drm/i915: add another virtual PCH bridge for passthrough support
Some configs use the P2X type but some use a P3X type PCH, so add that to the detect_pch function so things work correctly. Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org> Reviewed-by: Allen Kay <allen.m.kay@intel.com> Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch> Link: http://patchwork.freedesktop.org/patch/msgid/1458160290-16710-1-git-send-email-jbarnes@virtuousgeek.org
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@ -504,6 +504,7 @@ void intel_detect_pch(struct drm_device *dev)
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WARN_ON(!IS_SKYLAKE(dev) &&
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!IS_KABYLAKE(dev));
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} else if ((id == INTEL_PCH_P2X_DEVICE_ID_TYPE) ||
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(id == INTEL_PCH_P3X_DEVICE_ID_TYPE) ||
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((id == INTEL_PCH_QEMU_DEVICE_ID_TYPE) &&
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pch->subsystem_vendor == 0x1af4 &&
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pch->subsystem_device == 0x1100)) {
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@ -2665,6 +2665,7 @@ struct drm_i915_cmd_table {
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#define INTEL_PCH_SPT_DEVICE_ID_TYPE 0xA100
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#define INTEL_PCH_SPT_LP_DEVICE_ID_TYPE 0x9D00
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#define INTEL_PCH_P2X_DEVICE_ID_TYPE 0x7100
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#define INTEL_PCH_P3X_DEVICE_ID_TYPE 0x7000
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#define INTEL_PCH_QEMU_DEVICE_ID_TYPE 0x2900 /* qemu q35 has 2918 */
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#define INTEL_PCH_TYPE(dev) (__I915__(dev)->pch_type)
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