Il 02/07/2014 18:23, Konrad Rzeszutek Wilk ha scritto:
diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c index 651e65e..03f2829 100644 --- a/drivers/gpu/drm/i915/i915_drv.c +++ b/drivers/gpu/drm/i915/i915_drv.c @@ -433,6 +433,8 @@ void intel_detect_pch(struct drm_device *dev) unsigned short id = pch->device & INTEL_PCH_DEVICE_ID_MASK; dev_priv->pch_id = id;+ if (pch->subsystem_vendor == PCI_VENDOR_ID_XEN) + id = pch->device & INTEL_PCH_DEVICE_ID_MASK;
Actually you could look at *dev*'s subsystem IDs and skip the pch lookup completely.
Paolo
if (id == INTEL_PCH_IBX_DEVICE_ID_TYPE) { dev_priv->pch_type = PCH_IBX; DRM_DEBUG_KMS("Found Ibex Peak PCH\n");>
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