drm: Propagate error from drm_fb_helper_init().
The previous commit fixes the problem, these commits make sure we actually
fail properly if it happens again.
I've squashed the commits from Chris since they are all fixing one issue.
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Dave Airlie <airlied@redhat.com>
diff --git a/drivers/gpu/drm/i915/i915_dma.c b/drivers/gpu/drm/i915/i915_dma.c
index b2ebf02..59a2bf8 100644
--- a/drivers/gpu/drm/i915/i915_dma.c
+++ b/drivers/gpu/drm/i915/i915_dma.c
@@ -1402,19 +1402,19 @@
/* if we have > 1 VGA cards, then disable the radeon VGA resources */
ret = vga_client_register(dev->pdev, dev, NULL, i915_vga_set_decode);
if (ret)
- goto destroy_ringbuffer;
+ goto cleanup_ringbuffer;
ret = vga_switcheroo_register_client(dev->pdev,
i915_switcheroo_set_state,
i915_switcheroo_can_switch);
if (ret)
- goto destroy_ringbuffer;
+ goto cleanup_vga_client;
intel_modeset_init(dev);
ret = drm_irq_install(dev);
if (ret)
- goto destroy_ringbuffer;
+ goto cleanup_vga_switcheroo;
/* Always safe in the mode setting case. */
/* FIXME: do pre/post-mode set stuff in core KMS code */
@@ -1426,11 +1426,20 @@
I915_WRITE(INSTPM, (1 << 5) | (1 << 21));
- intel_fbdev_init(dev);
+ ret = intel_fbdev_init(dev);
+ if (ret)
+ goto cleanup_irq;
+
drm_kms_helper_poll_init(dev);
return 0;
-destroy_ringbuffer:
+cleanup_irq:
+ drm_irq_uninstall(dev);
+cleanup_vga_switcheroo:
+ vga_switcheroo_unregister_client(dev->pdev);
+cleanup_vga_client:
+ vga_client_register(dev->pdev, NULL, NULL, NULL);
+cleanup_ringbuffer:
mutex_lock(&dev->struct_mutex);
i915_gem_cleanup_ringbuffer(dev);
mutex_unlock(&dev->struct_mutex);