Merge commit '9e9a928eed8796a0a1aaed7e0b676db86ba84594' into drm-next
Merge drm-fixes into drm-next.
Both i915 and radeon need this done for later patches.
Conflicts:
drivers/gpu/drm/drm_crtc_helper.c
drivers/gpu/drm/i915/i915_drv.h
drivers/gpu/drm/i915/i915_gem.c
drivers/gpu/drm/i915/i915_gem_execbuffer.c
drivers/gpu/drm/i915/i915_gem_gtt.c
diff --git a/drivers/gpu/drm/drm_crtc_helper.c b/drivers/gpu/drm/drm_crtc_helper.c
index eb1c062..78b37f3 100644
--- a/drivers/gpu/drm/drm_crtc_helper.c
+++ b/drivers/gpu/drm/drm_crtc_helper.c
@@ -29,6 +29,7 @@
* Jesse Barnes <jesse.barnes@intel.com>
*/
+#include <linux/kernel.h>
#include <linux/export.h>
#include <linux/moduleparam.h>
@@ -88,8 +89,15 @@
struct drm_connector *connector;
struct drm_device *dev = encoder->dev;
- WARN_ON(!mutex_is_locked(&dev->mode_config.mutex));
- WARN_ON(!drm_modeset_is_locked(&dev->mode_config.connection_mutex));
+ /*
+ * We can expect this mutex to be locked if we are not panicking.
+ * Locking is currently fubar in the panic handler.
+ */
+ if (!oops_in_progress) {
+ WARN_ON(!mutex_is_locked(&dev->mode_config.mutex));
+ WARN_ON(!drm_modeset_is_locked(&dev->mode_config.connection_mutex));
+ }
+
list_for_each_entry(connector, &dev->mode_config.connector_list, head)
if (connector->encoder == encoder)
return true;
@@ -113,7 +121,13 @@
struct drm_encoder *encoder;
struct drm_device *dev = crtc->dev;
- WARN_ON(!mutex_is_locked(&dev->mode_config.mutex));
+ /*
+ * We can expect this mutex to be locked if we are not panicking.
+ * Locking is currently fubar in the panic handler.
+ */
+ if (!oops_in_progress)
+ WARN_ON(!mutex_is_locked(&dev->mode_config.mutex));
+
list_for_each_entry(encoder, &dev->mode_config.encoder_list, head)
if (encoder->crtc == crtc && drm_helper_encoder_in_use(encoder))
return true;