From: Colin Xu <[email protected]> On BXT platform, guest kernel request PCH_NONE to initialize display correctly.
Signed-off-by: Colin Xu <[email protected]> --- drivers/gpu/drm/i915/i915_drv.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c index 637ba86104be..a09516a348e1 100644 --- a/drivers/gpu/drm/i915/i915_drv.c +++ b/drivers/gpu/drm/i915/i915_drv.c @@ -245,6 +245,10 @@ intel_virt_update_pch(struct drm_i915_private *dev_priv) id = INTEL_PCH_CNP_DEVICE_ID_TYPE; pch_type = intel_pch_type(dev_priv, id); DRM_DEBUG_KMS("Assuming CannonPoint PCH id %04x\n", id); + } else if (IS_BROXTON(dev_priv)) { + id = 0; + pch_type = intel_pch_type(dev_priv, id); + DRM_DEBUG_KMS("Assuming no PCH\n"); } else { id = 0; pch_type = PCH_NOP; -- 2.17.0 _______________________________________________ Intel-gfx mailing list [email protected] https://lists.freedesktop.org/mailman/listinfo/intel-gfx
