drm/i915: Revert DisplayPort fast link training feature

[firefly-linux-kernel-4.4.55.git] / drivers / gpu / drm / i915 / i915_dma.c

diff --git a/drivers/gpu/drm/i915/i915_dma.c b/drivers/gpu/drm/i915/i915_dma.c
index b4741d121a744f67b95f1d4af95fd0518e1ddf4f..61fcb3b2229776fb9d070760d8590de45834fe31 100644 (file)
--- a/drivers/gpu/drm/i915/i915_dma.c
+++ b/drivers/gpu/drm/i915/i915_dma.c
@@ -402,6 +402,8 @@ static int i915_load_modeset_init(struct drm_device *dev)
        if (ret)
                goto cleanup_gem_stolen;
 
+       intel_setup_gmbus(dev);
+
        /* Important: The output setup functions called by modeset_init need
         * working irqs for e.g. gmbus and dp aux transfers. */
        intel_modeset_init(dev);
@@ -451,6 +453,7 @@ cleanup_gem:
 cleanup_irq:
        intel_guc_ucode_fini(dev);
        drm_irq_uninstall(dev);
+       intel_teardown_gmbus(dev);
 cleanup_gem_stolen:
        i915_gem_cleanup_stolen(dev);
 cleanup_vga_switcheroo:
@@ -1028,7 +1031,6 @@ int i915_driver_load(struct drm_device *dev, unsigned long flags)
 
        /* Try to make sure MCHBAR is enabled before poking at it */
        intel_setup_mchbar(dev);
-       intel_setup_gmbus(dev);
        intel_opregion_setup(dev);
 
        i915_gem_load(dev);
@@ -1099,7 +1101,6 @@ out_gem_unload:
        if (dev->pdev->msi_enabled)
                pci_disable_msi(dev->pdev);
 
-       intel_teardown_gmbus(dev);
        intel_teardown_mchbar(dev);
        pm_qos_remove_request(&dev_priv->pm_qos);
        destroy_workqueue(dev_priv->gpu_error.hangcheck_wq);
@@ -1198,7 +1199,6 @@ int i915_driver_unload(struct drm_device *dev)
 
        intel_csr_ucode_fini(dev);
 
-       intel_teardown_gmbus(dev);
        intel_teardown_mchbar(dev);
 
        destroy_workqueue(dev_priv->hotplug.dp_wq);