diff --git a/drivers/gpu/drm/i915/intel_crt.c b/drivers/gpu/drm/i915/intel_crt.c
index bb55368960e8dd1a874a0ec9135ede9ff2183d9b..18ee41ef0f18a389bf9418c47ae061a7c33ff988 100644
--- a/drivers/gpu/drm/i915/intel_crt.c
+++ b/drivers/gpu/drm/i915/intel_crt.c
@@ -28,6 +28,7 @@
#include <linux/i2c.h>
#include <linux/slab.h>
#include <drm/drmP.h>
+#include <drm/drm_atomic_helper.h>
#include <drm/drm_crtc.h>
#include <drm/drm_crtc_helper.h>
#include <drm/drm_edid.h>
@@ -792,6 +793,7 @@ static const struct drm_connector_funcs intel_crt_connector_funcs = {
.fill_modes = drm_helper_probe_single_connector_modes,
.destroy = intel_crt_destroy,
.set_property = intel_crt_set_property,
+ .atomic_destroy_state = drm_atomic_helper_connector_destroy_state,
};
static const struct drm_connector_helper_funcs intel_crt_connector_helper_funcs = {
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index 75b7ca1488e9add2d8cbabd66a28f205212abf5a..b461f90698e36a6d36ad8499a8908ae3599b4d43 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -12439,6 +12439,7 @@ static void intel_setup_outputs(struct drm_device *dev)
{
struct drm_i915_private *dev_priv = dev->dev_private;
struct intel_encoder *encoder;
+ struct drm_connector *connector;
bool dpd_is_edp = false;
intel_lvds_init(dev);
@@ -12569,6 +12570,37 @@ static void intel_setup_outputs(struct drm_device *dev)
if (SUPPORTS_TV(dev))
intel_tv_init(dev);
+ /*
+ * FIXME: We don't have full atomic support yet, but we want to be
+ * able to enable/test plane updates via the atomic interface in the
+ * meantime. However as soon as we flip DRIVER_ATOMIC on, the DRM core
+ * will take some atomic codepaths to lookup properties during
+ * drmModeGetConnector() that unconditionally dereference
+ * connector->state.
+ *
+ * We create a dummy connector state here for each connector to ensure
+ * the DRM core doesn't try to dereference a NULL connector->state.
+ * The actual connector properties will never be updated or contain
+ * useful information, but since we're doing this specifically for
+ * testing/debug of the plane operations (and only when a specific
+ * kernel module option is given), that shouldn't really matter.
+ *
+ * Once atomic support for crtc's + connectors lands, this loop should
+ * be removed since we'll be setting up real connector state, which
+ * will contain Intel-specific properties.
+ */
+ if (drm_core_check_feature(dev, DRIVER_ATOMIC)) {
+ list_for_each_entry(connector,
+ &dev->mode_config.connector_list,
+ head) {
+ if (!WARN_ON(connector->state)) {
+ connector->state =
+ kzalloc(sizeof(*connector->state),
+ GFP_KERNEL);
+ }
+ }
+ }
+
intel_psr_init(dev);
for_each_intel_encoder(dev, encoder) {
diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c
index a2adfa36d83bd175df12b6a6209da1f6f1acd50a..8bdaaaff35f34a8a36484ee748c2868ce2a00bbe 100644
--- a/drivers/gpu/drm/i915/intel_dp.c
+++ b/drivers/gpu/drm/i915/intel_dp.c
@@ -31,6 +31,7 @@
#include <linux/notifier.h>
#include <linux/reboot.h>
#include <drm/drmP.h>
+#include <drm/drm_atomic_helper.h>
#include <drm/drm_crtc.h>
#include <drm/drm_crtc_helper.h>
#include <drm/drm_edid.h>
@@ -4402,6 +4403,7 @@ static const struct drm_connector_funcs intel_dp_connector_funcs = {
.fill_modes = drm_helper_probe_single_connector_modes,
.set_property = intel_dp_set_property,
.destroy = intel_dp_connector_destroy,
+ .atomic_destroy_state = drm_atomic_helper_connector_destroy_state,
};
static const struct drm_connector_helper_funcs intel_dp_connector_helper_funcs = {
diff --git a/drivers/gpu/drm/i915/intel_dp_mst.c b/drivers/gpu/drm/i915/intel_dp_mst.c
index 0091a84fdd2452f08c8facae5bedc0ef8eeaea2a..f86da0fad718ad5f36a0862efc7885a7c3fbb31e 100644
--- a/drivers/gpu/drm/i915/intel_dp_mst.c
+++ b/drivers/gpu/drm/i915/intel_dp_mst.c
@@ -26,6 +26,7 @@
#include <drm/drmP.h>
#include "i915_drv.h"
#include "intel_drv.h"
+#include <drm/drm_atomic_helper.h>
#include <drm/drm_crtc_helper.h>
#include <drm/drm_edid.h>
@@ -314,6 +315,7 @@ static const struct drm_connector_funcs intel_dp_mst_connector_funcs = {
.fill_modes = drm_helper_probe_single_connector_modes,
.set_property = intel_dp_mst_set_property,
.destroy = intel_dp_mst_connector_destroy,
+ .atomic_destroy_state = drm_atomic_helper_connector_destroy_state,
};
static int intel_dp_mst_get_modes(struct drm_connector *connector)
diff --git a/drivers/gpu/drm/i915/intel_dsi.c b/drivers/gpu/drm/i915/intel_dsi.c
index c56c4150fc13fb71ff63befac62a206a78bbd056..e20bb1f8879cc10a39dcba4e2385fc0ed0f78bb9 100644
--- a/drivers/gpu/drm/i915/intel_dsi.c
+++ b/drivers/gpu/drm/i915/intel_dsi.c
@@ -24,6 +24,7 @@
*/
#include <drm/drmP.h>
+#include <drm/drm_atomic_helper.h>
#include <drm/drm_crtc.h>
#include <drm/drm_edid.h>
#include <drm/i915_drm.h>
@@ -785,6 +786,7 @@ static const struct drm_connector_funcs intel_dsi_connector_funcs = {
.detect = intel_dsi_detect,
.destroy = intel_dsi_destroy,
.fill_modes = drm_helper_probe_single_connector_modes,
+ .atomic_destroy_state = drm_atomic_helper_connector_destroy_state,
};
void intel_dsi_init(struct drm_device *dev)
diff --git a/drivers/gpu/drm/i915/intel_dvo.c b/drivers/gpu/drm/i915/intel_dvo.c
index 706ab99ff4b65e95f33c97ef364a82945b320933..1cf2e352ad1be476c0af0437f10817e3eeca8977 100644
--- a/drivers/gpu/drm/i915/intel_dvo.c
+++ b/drivers/gpu/drm/i915/intel_dvo.c
@@ -27,6 +27,7 @@
#include <linux/i2c.h>
#include <linux/slab.h>
#include <drm/drmP.h>
+#include <drm/drm_atomic_helper.h>
#include <drm/drm_crtc.h>
#include "intel_drv.h"
#include <drm/i915_drm.h>
@@ -390,6 +391,7 @@ static const struct drm_connector_funcs intel_dvo_connector_funcs = {
.detect = intel_dvo_detect,
.destroy = intel_dvo_destroy,
.fill_modes = drm_helper_probe_single_connector_modes,
+ .atomic_destroy_state = drm_atomic_helper_connector_destroy_state,
};
static const struct drm_connector_helper_funcs intel_dvo_connector_helper_funcs = {
diff --git a/drivers/gpu/drm/i915/intel_hdmi.c b/drivers/gpu/drm/i915/intel_hdmi.c
index 200a0e7f2a2dc260d100e6ce853515f1a478b231..b8fab8cb42bf195a513940ceddcaa85880d4fe7a 100644
--- a/drivers/gpu/drm/i915/intel_hdmi.c
+++ b/drivers/gpu/drm/i915/intel_hdmi.c
@@ -31,6 +31,7 @@
#include <linux/delay.h>
#include <linux/hdmi.h>
#include <drm/drmP.h>
+#include <drm/drm_atomic_helper.h>
#include <drm/drm_crtc.h>
#include <drm/drm_edid.h>
#include "intel_drv.h"
@@ -1615,6 +1616,7 @@ static const struct drm_connector_funcs intel_hdmi_connector_funcs = {
.fill_modes = drm_helper_probe_single_connector_modes,
.set_property = intel_hdmi_set_property,
.destroy = intel_hdmi_destroy,
+ .atomic_destroy_state = drm_atomic_helper_connector_destroy_state,
};
static const struct drm_connector_helper_funcs intel_hdmi_connector_helper_funcs = {
diff --git a/drivers/gpu/drm/i915/intel_lvds.c b/drivers/gpu/drm/i915/intel_lvds.c
index c7c6414d9f8df5b57705e305821b7987af294e71..908bd42fac5da9a8841db16cf038d1fbf9886dd3 100644
--- a/drivers/gpu/drm/i915/intel_lvds.c
+++ b/drivers/gpu/drm/i915/intel_lvds.c
@@ -32,6 +32,7 @@
#include <linux/i2c.h>
#include <linux/slab.h>
#include <drm/drmP.h>
+#include <drm/drm_atomic_helper.h>
#include <drm/drm_crtc.h>
#include <drm/drm_edid.h>
#include "intel_drv.h"
@@ -532,6 +533,7 @@ static const struct drm_connector_funcs intel_lvds_connector_funcs = {
.fill_modes = drm_helper_probe_single_connector_modes,
.set_property = intel_lvds_set_property,
.destroy = intel_lvds_destroy,
+ .atomic_destroy_state = drm_atomic_helper_connector_destroy_state,
};
static const struct drm_encoder_funcs intel_lvds_enc_funcs = {
diff --git a/drivers/gpu/drm/i915/intel_sdvo.c b/drivers/gpu/drm/i915/intel_sdvo.c
index 5b8275b04b9a9a65bd55b48f8311e7dffdcfe378..ae00bf9ce07a85568e7339c4903655b03cc6df92 100644
--- a/drivers/gpu/drm/i915/intel_sdvo.c
+++ b/drivers/gpu/drm/i915/intel_sdvo.c
@@ -30,6 +30,7 @@
#include <linux/delay.h>
#include <linux/export.h>
#include <drm/drmP.h>
+#include <drm/drm_atomic_helper.h>
#include <drm/drm_crtc.h>
#include <drm/drm_edid.h>
#include "intel_drv.h"
@@ -2191,6 +2192,7 @@ static const struct drm_connector_funcs intel_sdvo_connector_funcs = {
.fill_modes = drm_helper_probe_single_connector_modes,
.set_property = intel_sdvo_set_property,
.destroy = intel_sdvo_destroy,
+ .atomic_destroy_state = drm_atomic_helper_connector_destroy_state,
};
static const struct drm_connector_helper_funcs intel_sdvo_connector_helper_funcs = {
diff --git a/drivers/gpu/drm/i915/intel_tv.c b/drivers/gpu/drm/i915/intel_tv.c
index 10e7ebd79f5a2882b3ed91c43d24cf54677acf79..d450054584a926c955bec79ca6b13d02c9330ea4 100644
--- a/drivers/gpu/drm/i915/intel_tv.c
+++ b/drivers/gpu/drm/i915/intel_tv.c
@@ -31,6 +31,7 @@
*/
#include <drm/drmP.h>
+#include <drm/drm_atomic_helper.h>
#include <drm/drm_crtc.h>
#include <drm/drm_edid.h>
#include "intel_drv.h"
@@ -1513,6 +1514,7 @@ static const struct drm_connector_funcs intel_tv_connector_funcs = {
.destroy = intel_tv_destroy,
.set_property = intel_tv_set_property,
.fill_modes = drm_helper_probe_single_connector_modes,
+ .atomic_destroy_state = drm_atomic_helper_connector_destroy_state,
};
static const struct drm_connector_helper_funcs intel_tv_connector_helper_funcs = {