Merge tag 'topic/core-stuff-2014-06-30' of git://anongit.freedesktop.org/drm-intel into drm-next

misc core patches picked up by Daniel and Jani.

* tag 'topic/core-stuff-2014-06-30' of git://anongit.freedesktop.org/drm-intel:
  drm/fb-helper: Remove unnecessary list empty check in drm_fb_helper_debug_enter()
  drm/fb-helper: Redundant info->fix.type_aux setting in drm_fb_helper_fill_fix()
  drm/debugfs: add an "edid_override" file per connector
  drm/debugfs: add a "force" file per connector
  drm: add register and unregister functions for connectors
  drm: fix uninitialized acquire_ctx fields (v2)
  drm: Driver-specific ioctls range from 0x40 to 0x9f
  drm: Don't export internal module variables

Documentation/DocBook/drm.tmpl

@@ -1610,7 +1610,7 @@ int max_width, max_height;</synopsis>
           The connector is then registered with a call to
           <function>drm_connector_init</function> with a pointer to the connector
           functions and a connector type, and exposed through sysfs with a call to
-          <function>drm_sysfs_connector_add</function>.
+          <function>drm_connector_register</function>.
         </para>
         <para>
           Supported connector types are
@@ -1768,7 +1768,7 @@ int max_width, max_height;</synopsis>
 	(<function>drm_encoder_cleanup</function>) and connectors
 	(<function>drm_connector_cleanup</function>). Furthermore, connectors
 	that have been added to sysfs must be removed by a call to
-	<function>drm_sysfs_connector_remove</function> before calling
+	<function>drm_connector_unregister</function> before calling
 	<function>drm_connector_cleanup</function>.
       </para>
       <para>
@@ -1813,7 +1813,7 @@ void intel_crt_init(struct drm_device *dev)
 	drm_encoder_helper_add(&intel_output->enc, &intel_crt_helper_funcs);
 	drm_connector_helper_add(connector, &intel_crt_connector_helper_funcs);
 
-	drm_sysfs_connector_add(connector);
+	drm_connector_register(connector);
 }]]></programlisting>
       <para>
         In the example above (taken from the i915 driver), a CRTC, connector and

drivers/gpu/drm/armada/armada_output.c

@@ -48,7 +48,7 @@ static void armada_drm_connector_destroy(struct drm_connector *conn)
 {
 	struct armada_connector *dconn = drm_to_armada_conn(conn);
 
-	drm_sysfs_connector_remove(conn);
+	drm_connector_unregister(conn);
 	drm_connector_cleanup(conn);
 	kfree(dconn);
 }
@@ -141,7 +141,7 @@ int armada_output_create(struct drm_device *dev,
 	if (ret)
 		goto err_conn;
 
-	ret = drm_sysfs_connector_add(&dconn->conn);
+	ret = drm_connector_register(&dconn->conn);
 	if (ret)
 		goto err_sysfs;
 

drivers/gpu/drm/ast/ast_mode.c

@@ -829,7 +829,7 @@ static void ast_connector_destroy(struct drm_connector *connector)
 {
 	struct ast_connector *ast_connector = to_ast_connector(connector);
 	ast_i2c_destroy(ast_connector->i2c);
-	drm_sysfs_connector_remove(connector);
+	drm_connector_unregister(connector);
 	drm_connector_cleanup(connector);
 	kfree(connector);
 }
@@ -871,7 +871,7 @@ static int ast_connector_init(struct drm_device *dev)
 	connector->interlace_allowed = 0;
 	connector->doublescan_allowed = 0;
 
-	drm_sysfs_connector_add(connector);
+	drm_connector_register(connector);
 
 	connector->polled = DRM_CONNECTOR_POLL_CONNECT;
 

drivers/gpu/drm/bridge/ptn3460.c

@@ -328,7 +328,7 @@ int ptn3460_init(struct drm_device *dev, struct drm_encoder *encoder,
 	}
 	drm_connector_helper_add(&ptn_bridge->connector,
 			&ptn3460_connector_helper_funcs);
-	drm_sysfs_connector_add(&ptn_bridge->connector);
+	drm_connector_register(&ptn_bridge->connector);
 	drm_mode_connector_attach_encoder(&ptn_bridge->connector, encoder);
 
 	return 0;

drivers/gpu/drm/drm_crtc.c

@@ -881,6 +881,8 @@ int drm_connector_init(struct drm_device *dev,
 	drm_object_attach_property(&connector->base,
 				      dev->mode_config.dpms_property, 0);
 
+	connector->debugfs_entry = NULL;
+
 out_put:
 	if (ret)
 		drm_mode_object_put(dev, &connector->base);
@@ -920,6 +922,47 @@ void drm_connector_cleanup(struct drm_connector *connector)
 }
 EXPORT_SYMBOL(drm_connector_cleanup);
 
+/**
+ * drm_connector_register - register a connector
+ * @connector: the connector to register
+ *
+ * Register userspace interfaces for a connector
+ *
+ * Returns:
+ * Zero on success, error code on failure.
+ */
+int drm_connector_register(struct drm_connector *connector)
+{
+	int ret;
+
+	ret = drm_sysfs_connector_add(connector);
+	if (ret)
+		return ret;
+
+	ret = drm_debugfs_connector_add(connector);
+	if (ret) {
+		drm_sysfs_connector_remove(connector);
+		return ret;
+	}
+
+	return 0;
+}
+EXPORT_SYMBOL(drm_connector_register);
+
+/**
+ * drm_connector_unregister - unregister a connector
+ * @connector: the connector to unregister
+ *
+ * Unregister userspace interfaces for a connector
+ */
+void drm_connector_unregister(struct drm_connector *connector)
+{
+	drm_sysfs_connector_remove(connector);
+	drm_debugfs_connector_remove(connector);
+}
+EXPORT_SYMBOL(drm_connector_unregister);
+
+
 /**
  * drm_connector_unplug_all - unregister connector userspace interfaces
  * @dev: drm device
@@ -934,7 +977,7 @@ void drm_connector_unplug_all(struct drm_device *dev)
 
 	/* taking the mode config mutex ends up in a clash with sysfs */
 	list_for_each_entry(connector, &dev->mode_config.connector_list, head)
-		drm_sysfs_connector_remove(connector);
+		drm_connector_unregister(connector);
 
 }
 EXPORT_SYMBOL(drm_connector_unplug_all);
@@ -3720,6 +3763,10 @@ int drm_mode_connector_update_edid_property(struct drm_connector *connector,
 	struct drm_device *dev = connector->dev;
 	int ret, size;
 
+	/* ignore requests to set edid when overridden */
+	if (connector->override_edid)
+		return 0;
+
 	if (connector->edid_blob_ptr)
 		drm_property_destroy_blob(dev, connector->edid_blob_ptr);
 

drivers/gpu/drm/drm_debugfs.c

@@ -35,6 +35,7 @@
 #include <linux/slab.h>
 #include <linux/export.h>
 #include <drm/drmP.h>
+#include <drm/drm_edid.h>
 
 #if defined(CONFIG_DEBUG_FS)
 
@@ -237,5 +238,186 @@ int drm_debugfs_cleanup(struct drm_minor *minor)
 	return 0;
 }
 
+static int connector_show(struct seq_file *m, void *data)
+{
+	struct drm_connector *connector = m->private;
+	const char *status;
+
+	switch (connector->force) {
+	case DRM_FORCE_ON:
+		status = "on\n";
+		break;
+
+	case DRM_FORCE_ON_DIGITAL:
+		status = "digital\n";
+		break;
+
+	case DRM_FORCE_OFF:
+		status = "off\n";
+		break;
+
+	case DRM_FORCE_UNSPECIFIED:
+		status = "unspecified\n";
+		break;
+
+	default:
+		return 0;
+	}
+
+	seq_puts(m, status);
+
+	return 0;
+}
+
+static int connector_open(struct inode *inode, struct file *file)
+{
+	struct drm_connector *dev = inode->i_private;
+
+	return single_open(file, connector_show, dev);
+}
+
+static ssize_t connector_write(struct file *file, const char __user *ubuf,
+			       size_t len, loff_t *offp)
+{
+	struct seq_file *m = file->private_data;
+	struct drm_connector *connector = m->private;
+	char buf[12];
+
+	if (len > sizeof(buf) - 1)
+		return -EINVAL;
+
+	if (copy_from_user(buf, ubuf, len))
+		return -EFAULT;
+
+	buf[len] = '\0';
+
+	if (!strcmp(buf, "on"))
+		connector->force = DRM_FORCE_ON;
+	else if (!strcmp(buf, "digital"))
+		connector->force = DRM_FORCE_ON_DIGITAL;
+	else if (!strcmp(buf, "off"))
+		connector->force = DRM_FORCE_OFF;
+	else if (!strcmp(buf, "unspecified"))
+		connector->force = DRM_FORCE_UNSPECIFIED;
+	else
+		return -EINVAL;
+
+	return len;
+}
+
+static int edid_show(struct seq_file *m, void *data)
+{
+	struct drm_connector *connector = m->private;
+	struct drm_property_blob *edid = connector->edid_blob_ptr;
+
+	if (connector->override_edid && edid)
+		seq_write(m, edid->data, edid->length);
+
+	return 0;
+}
+
+static int edid_open(struct inode *inode, struct file *file)
+{
+	struct drm_connector *dev = inode->i_private;
+
+	return single_open(file, edid_show, dev);
+}
+
+static ssize_t edid_write(struct file *file, const char __user *ubuf,
+			  size_t len, loff_t *offp)
+{
+	struct seq_file *m = file->private_data;
+	struct drm_connector *connector = m->private;
+	char *buf;
+	struct edid *edid;
+	int ret;
+
+	buf = memdup_user(ubuf, len);
+	if (IS_ERR(buf))
+		return PTR_ERR(buf);
+
+	edid = (struct edid *) buf;
+
+	if (len == 5 && !strncmp(buf, "reset", 5)) {
+		connector->override_edid = false;
+		ret = drm_mode_connector_update_edid_property(connector, NULL);
+	} else if (len < EDID_LENGTH ||
+		   EDID_LENGTH * (1 + edid->extensions) > len)
+		ret = -EINVAL;
+	else {
+		connector->override_edid = false;
+		ret = drm_mode_connector_update_edid_property(connector, edid);
+		if (!ret)
+			connector->override_edid = true;
+	}
+
+	kfree(buf);
+
+	return (ret) ? ret : len;
+}
+
+static const struct file_operations drm_edid_fops = {
+	.owner = THIS_MODULE,
+	.open = edid_open,
+	.read = seq_read,
+	.llseek = seq_lseek,
+	.release = single_release,
+	.write = edid_write
+};
+
+
+static const struct file_operations drm_connector_fops = {
+	.owner = THIS_MODULE,
+	.open = connector_open,
+	.read = seq_read,
+	.llseek = seq_lseek,
+	.release = single_release,
+	.write = connector_write
+};
+
+int drm_debugfs_connector_add(struct drm_connector *connector)
+{
+	struct drm_minor *minor = connector->dev->primary;
+	struct dentry *root, *ent;
+
+	if (!minor->debugfs_root)
+		return -1;
+
+	root = debugfs_create_dir(connector->name, minor->debugfs_root);
+	if (!root)
+		return -ENOMEM;
+
+	connector->debugfs_entry = root;
+
+	/* force */
+	ent = debugfs_create_file("force", S_IRUGO | S_IWUSR, root, connector,
+				  &drm_connector_fops);
+	if (!ent)
+		goto error;
+
+	/* edid */
+	ent = debugfs_create_file("edid_override", S_IRUGO | S_IWUSR, root,
+				  connector, &drm_edid_fops);
+	if (!ent)
+		goto error;
+
+	return 0;
+
+error:
+	debugfs_remove_recursive(connector->debugfs_entry);
+	connector->debugfs_entry = NULL;
+	return -ENOMEM;
+}
+
+void drm_debugfs_connector_remove(struct drm_connector *connector)
+{
+	if (!connector->debugfs_entry)
+		return;
+
+	debugfs_remove_recursive(connector->debugfs_entry);
+
+	connector->debugfs_entry = NULL;
+}
+
 #endif /* CONFIG_DEBUG_FS */
 

drivers/gpu/drm/drm_fb_helper.c

@@ -199,9 +199,6 @@ int drm_fb_helper_debug_enter(struct fb_info *info)
 	struct drm_crtc_helper_funcs *funcs;
 	int i;
 
-	if (list_empty(&kernel_fb_helper_list))
-		return false;
-
 	list_for_each_entry(helper, &kernel_fb_helper_list, kernel_fb_list) {
 		for (i = 0; i < helper->crtc_count; i++) {
 			struct drm_mode_set *mode_set =
@@ -1056,7 +1053,6 @@ void drm_fb_helper_fill_fix(struct fb_info *info, uint32_t pitch,
 	info->fix.ypanstep = 1; /* doing it in hw */
 	info->fix.ywrapstep = 0;
 	info->fix.accel = FB_ACCEL_NONE;
-	info->fix.type_aux = 0;
 
 	info->fix.line_length = pitch;
 	return;

drivers/gpu/drm/drm_probe_helper.c

@@ -130,7 +130,14 @@ static int drm_helper_probe_single_connector_modes_merge_bits(struct drm_connect
 	count = drm_load_edid_firmware(connector);
 	if (count == 0)
 #endif
+	{
+		if (connector->override_edid) {
+			struct edid *edid = (struct edid *) connector->edid_blob_ptr->data;
+
+			count = drm_add_edid_modes(connector, edid);
+		} else
 			count = (*connector_funcs->get_modes)(connector);
+	}
 
 	if (count == 0 && connector->status == connector_status_connected)
 		count = drm_add_modes_noedid(connector, 1024, 768);

drivers/gpu/drm/drm_stub.c

@@ -38,17 +38,13 @@ unsigned int drm_debug = 0;	/* 1 to enable debug output */
 EXPORT_SYMBOL(drm_debug);
 
 unsigned int drm_rnodes = 0;	/* 1 to enable experimental render nodes API */
-EXPORT_SYMBOL(drm_rnodes);
 
 /* 1 to allow user space to request universal planes (experimental) */
 unsigned int drm_universal_planes = 0;
-EXPORT_SYMBOL(drm_universal_planes);
 
 unsigned int drm_vblank_offdelay = 5000;    /* Default to 5000 msecs. */
-EXPORT_SYMBOL(drm_vblank_offdelay);
 
 unsigned int drm_timestamp_precision = 20;  /* Default to 20 usecs. */
-EXPORT_SYMBOL(drm_timestamp_precision);
 
 /*
  * Default to use monotonic timestamps for wait-for-vblank and page-flip

drivers/gpu/drm/drm_sysfs.c

@@ -438,7 +438,6 @@ err_out_files:
 out:
 	return ret;
 }
-EXPORT_SYMBOL(drm_sysfs_connector_add);
 
 /**
  * drm_sysfs_connector_remove - remove an connector device from sysfs
@@ -468,7 +467,6 @@ void drm_sysfs_connector_remove(struct drm_connector *connector)
 	device_unregister(connector->kdev);
 	connector->kdev = NULL;
 }
-EXPORT_SYMBOL(drm_sysfs_connector_remove);
 
 /**
  * drm_sysfs_hotplug_event - generate a DRM uevent

drivers/gpu/drm/exynos/exynos_dp_core.c

@@ -1018,7 +1018,7 @@ static int exynos_dp_create_connector(struct exynos_drm_display *display,
 	}
 
 	drm_connector_helper_add(connector, &exynos_dp_connector_helper_funcs);
-	drm_sysfs_connector_add(connector);
+	drm_connector_register(connector);
 	drm_mode_connector_attach_encoder(connector, encoder);
 
 	return 0;

drivers/gpu/drm/exynos/exynos_drm_connector.c

@@ -185,7 +185,7 @@ static void exynos_drm_connector_destroy(struct drm_connector *connector)
 	struct exynos_drm_connector *exynos_connector =
 		to_exynos_connector(connector);
 
-	drm_sysfs_connector_remove(connector);
+	drm_connector_unregister(connector);
 	drm_connector_cleanup(connector);
 	kfree(exynos_connector);
 }
@@ -230,7 +230,7 @@ struct drm_connector *exynos_drm_connector_create(struct drm_device *dev,
 	drm_connector_init(dev, connector, &exynos_connector_funcs, type);
 	drm_connector_helper_add(connector, &exynos_connector_helper_funcs);
 
-	err = drm_sysfs_connector_add(connector);
+	err = drm_connector_register(connector);
 	if (err)
 		goto err_connector;
 
@@ -250,7 +250,7 @@ struct drm_connector *exynos_drm_connector_create(struct drm_device *dev,
 	return connector;
 
 err_sysfs:
-	drm_sysfs_connector_remove(connector);
+	drm_connector_unregister(connector);
 err_connector:
 	drm_connector_cleanup(connector);
 	kfree(exynos_connector);

drivers/gpu/drm/exynos/exynos_drm_dpi.c

@@ -48,7 +48,7 @@ exynos_dpi_detect(struct drm_connector *connector, bool force)
 
 static void exynos_dpi_connector_destroy(struct drm_connector *connector)
 {
-	drm_sysfs_connector_remove(connector);
+	drm_connector_unregister(connector);
 	drm_connector_cleanup(connector);
 }
 
@@ -117,7 +117,7 @@ static int exynos_dpi_create_connector(struct exynos_drm_display *display,
 	}
 
 	drm_connector_helper_add(connector, &exynos_dpi_connector_helper_funcs);
-	drm_sysfs_connector_add(connector);
+	drm_connector_register(connector);
 	drm_mode_connector_attach_encoder(connector, encoder);
 
 	return 0;

drivers/gpu/drm/exynos/exynos_drm_drv.c

@@ -39,8 +39,6 @@
 #define DRIVER_MAJOR	1
 #define DRIVER_MINOR	0
 
-#define VBLANK_OFF_DELAY	50000
-
 static struct platform_device *exynos_drm_pdev;
 
 static DEFINE_MUTEX(drm_component_lock);
@@ -103,8 +101,6 @@ static int exynos_drm_load(struct drm_device *dev, unsigned long flags)
 	/* setup possible_clones. */
 	exynos_drm_encoder_setup(dev);
 
-	drm_vblank_offdelay = VBLANK_OFF_DELAY;
-
 	platform_set_drvdata(dev->platformdev, dev);
 
 	/* Try to bind all sub drivers. */

drivers/gpu/drm/exynos/exynos_drm_drv.h

@@ -40,8 +40,6 @@ struct drm_device;
 struct exynos_drm_overlay;
 struct drm_connector;
 
-extern unsigned int drm_vblank_offdelay;
-
 /* This enumerates device type. */
 enum exynos_drm_device_type {
 	EXYNOS_DEVICE_TYPE_NONE,

drivers/gpu/drm/exynos/exynos_drm_dsi.c

@@ -1246,7 +1246,7 @@ static int exynos_dsi_create_connector(struct exynos_drm_display *display,
 	}
 
 	drm_connector_helper_add(connector, &exynos_dsi_connector_helper_funcs);
-	drm_sysfs_connector_add(connector);
+	drm_connector_register(connector);
 	drm_mode_connector_attach_encoder(connector, encoder);
 
 	return 0;

drivers/gpu/drm/exynos/exynos_drm_vidi.c

@@ -562,7 +562,7 @@ static int vidi_create_connector(struct exynos_drm_display *display,
 	}
 
 	drm_connector_helper_add(connector, &vidi_connector_helper_funcs);
-	drm_sysfs_connector_add(connector);
+	drm_connector_register(connector);
 	drm_mode_connector_attach_encoder(connector, encoder);
 
 	return 0;

drivers/gpu/drm/exynos/exynos_hdmi.c

@@ -1129,7 +1129,7 @@ static int hdmi_create_connector(struct exynos_drm_display *display,
 	}
 
 	drm_connector_helper_add(connector, &hdmi_connector_helper_funcs);
-	drm_sysfs_connector_add(connector);
+	drm_connector_register(connector);
 	drm_mode_connector_attach_encoder(connector, encoder);
 
 	return 0;

drivers/gpu/drm/gma500/cdv_intel_crt.c

@@ -192,7 +192,7 @@ static void cdv_intel_crt_destroy(struct drm_connector *connector)
 	struct gma_encoder *gma_encoder = gma_attached_encoder(connector);
 
 	psb_intel_i2c_destroy(gma_encoder->ddc_bus);
-	drm_sysfs_connector_remove(connector);
+	drm_connector_unregister(connector);
 	drm_connector_cleanup(connector);
 	kfree(connector);
 }
@@ -304,7 +304,7 @@ void cdv_intel_crt_init(struct drm_device *dev,
 	drm_connector_helper_add(connector,
 					&cdv_intel_crt_connector_helper_funcs);
 
-	drm_sysfs_connector_add(connector);
+	drm_connector_register(connector);
 
 	return;
 failed_ddc:

drivers/gpu/drm/gma500/cdv_intel_dp.c

@@ -1713,7 +1713,7 @@ cdv_intel_dp_destroy(struct drm_connector *connector)
 		}
 	}
 	i2c_del_adapter(&intel_dp->adapter);
-	drm_sysfs_connector_remove(connector);
+	drm_connector_unregister(connector);
 	drm_connector_cleanup(connector);
 	kfree(connector);
 }
@@ -1847,7 +1847,7 @@ cdv_intel_dp_init(struct drm_device *dev, struct psb_intel_mode_device *mode_dev
 	connector->interlace_allowed = false;
 	connector->doublescan_allowed = false;
 
-	drm_sysfs_connector_add(connector);
+	drm_connector_register(connector);
 
 	/* Set up the DDC bus. */
 	switch (output_reg) {

drivers/gpu/drm/gma500/cdv_intel_hdmi.c

@@ -248,7 +248,7 @@ static void cdv_hdmi_destroy(struct drm_connector *connector)
 
 	if (gma_encoder->i2c_bus)
 		psb_intel_i2c_destroy(gma_encoder->i2c_bus);
-	drm_sysfs_connector_remove(connector);
+	drm_connector_unregister(connector);
 	drm_connector_cleanup(connector);
 	kfree(connector);
 }
@@ -356,7 +356,7 @@ void cdv_hdmi_init(struct drm_device *dev,
 
 	hdmi_priv->hdmi_i2c_adapter = &(gma_encoder->i2c_bus->adapter);
 	hdmi_priv->dev = dev;
-	drm_sysfs_connector_add(connector);
+	drm_connector_register(connector);
 	return;
 
 failed_ddc:

drivers/gpu/drm/gma500/cdv_intel_lvds.c

@@ -446,7 +446,7 @@ static void cdv_intel_lvds_destroy(struct drm_connector *connector)
 
 	if (gma_encoder->i2c_bus)
 		psb_intel_i2c_destroy(gma_encoder->i2c_bus);
-	drm_sysfs_connector_remove(connector);
+	drm_connector_unregister(connector);
 	drm_connector_cleanup(connector);
 	kfree(connector);
 }
@@ -774,7 +774,7 @@ void cdv_intel_lvds_init(struct drm_device *dev,
 
 out:
 	mutex_unlock(&dev->mode_config.mutex);
-	drm_sysfs_connector_add(connector);
+	drm_connector_register(connector);
 	return;
 
 failed_find:

drivers/gpu/drm/gma500/mdfld_dsi_output.c

@@ -318,7 +318,7 @@ static void mdfld_dsi_connector_destroy(struct drm_connector *connector)
 
 	if (!dsi_connector)
 		return;
-	drm_sysfs_connector_remove(connector);
+	drm_connector_unregister(connector);
 	drm_connector_cleanup(connector);
 	sender = dsi_connector->pkg_sender;
 	mdfld_dsi_pkg_sender_destroy(sender);
@@ -597,7 +597,7 @@ void mdfld_dsi_output_init(struct drm_device *dev,
 	dsi_config->encoder = encoder;
 	encoder->base.type = (pipe == 0) ? INTEL_OUTPUT_MIPI :
 		INTEL_OUTPUT_MIPI2;
-	drm_sysfs_connector_add(connector);
+	drm_connector_register(connector);
 	return;
 
 	/*TODO: add code to destroy outputs on error*/

drivers/gpu/drm/gma500/oaktrail_hdmi.c

@@ -665,7 +665,7 @@ void oaktrail_hdmi_init(struct drm_device *dev,
 	connector->display_info.subpixel_order = SubPixelHorizontalRGB;
 	connector->interlace_allowed = false;
 	connector->doublescan_allowed = false;
-	drm_sysfs_connector_add(connector);
+	drm_connector_register(connector);
 	dev_info(dev->dev, "HDMI initialised.\n");
 
 	return;

drivers/gpu/drm/gma500/oaktrail_lvds.c

@@ -404,7 +404,7 @@ void oaktrail_lvds_init(struct drm_device *dev,
 out:
 	mutex_unlock(&dev->mode_config.mutex);
 
-	drm_sysfs_connector_add(connector);
+	drm_connector_register(connector);
 	return;
 
 failed_find:

drivers/gpu/drm/gma500/psb_intel_lvds.c

@@ -563,7 +563,7 @@ void psb_intel_lvds_destroy(struct drm_connector *connector)
 
 	if (lvds_priv->ddc_bus)
 		psb_intel_i2c_destroy(lvds_priv->ddc_bus);
-	drm_sysfs_connector_remove(connector);
+	drm_connector_unregister(connector);
 	drm_connector_cleanup(connector);
 	kfree(connector);
 }
@@ -829,7 +829,7 @@ void psb_intel_lvds_init(struct drm_device *dev,
 	 */
 out:
 	mutex_unlock(&dev->mode_config.mutex);
-	drm_sysfs_connector_add(connector);
+	drm_connector_register(connector);
 	return;
 
 failed_find:

drivers/gpu/drm/gma500/psb_intel_sdvo.c

@@ -1682,7 +1682,7 @@ static void psb_intel_sdvo_destroy(struct drm_connector *connector)
 				     psb_intel_sdvo_connector->tv_format);
 
 	psb_intel_sdvo_destroy_enhance_property(connector);
-	drm_sysfs_connector_remove(connector);
+	drm_connector_unregister(connector);
 	drm_connector_cleanup(connector);
 	kfree(connector);
 }
@@ -2071,7 +2071,7 @@ psb_intel_sdvo_connector_init(struct psb_intel_sdvo_connector *connector,
 	connector->base.base.display_info.subpixel_order = SubPixelHorizontalRGB;
 
 	gma_connector_attach_encoder(&connector->base, &encoder->base);
-	drm_sysfs_connector_add(&connector->base.base);
+	drm_connector_register(&connector->base.base);
 }
 
 static void

drivers/gpu/drm/i915/intel_crt.c

@@ -869,7 +869,7 @@ void intel_crt_init(struct drm_device *dev)
 
 	drm_connector_helper_add(connector, &intel_crt_connector_helper_funcs);
 
-	drm_sysfs_connector_add(connector);
+	drm_connector_register(connector);
 
 	if (!I915_HAS_HOTPLUG(dev))
 		intel_connector->polled = DRM_CONNECTOR_POLL_CONNECT;

drivers/gpu/drm/i915/intel_display.c

@@ -12260,7 +12260,7 @@ void intel_connector_unregister(struct intel_connector *intel_connector)
 	struct drm_connector *connector = &intel_connector->base;
 
 	intel_panel_destroy_backlight(connector);
-	drm_sysfs_connector_remove(connector);
+	drm_connector_unregister(connector);
 }
 
 void intel_modeset_cleanup(struct drm_device *dev)

drivers/gpu/drm/i915/intel_dp.c

@@ -4246,7 +4246,7 @@ intel_dp_init_connector(struct intel_digital_port *intel_dig_port,
 			  edp_panel_vdd_work);
 
 	intel_connector_attach_encoder(intel_connector, intel_encoder);
-	drm_sysfs_connector_add(connector);
+	drm_connector_register(connector);
 
 	if (HAS_DDI(dev))
 		intel_connector->get_hw_state = intel_ddi_connector_get_hw_state;
@@ -4289,7 +4289,7 @@ intel_dp_init_connector(struct intel_digital_port *intel_dig_port,
 			edp_panel_vdd_off_sync(intel_dp);
 			drm_modeset_unlock(&dev->mode_config.connection_mutex);
 		}
-		drm_sysfs_connector_remove(connector);
+		drm_connector_unregister(connector);
 		drm_connector_cleanup(connector);
 		return false;
 	}

drivers/gpu/drm/i915/intel_dsi.c

@@ -742,7 +742,7 @@ bool intel_dsi_init(struct drm_device *dev)
 
 	intel_connector_attach_encoder(intel_connector, intel_encoder);
 
-	drm_sysfs_connector_add(connector);
+	drm_connector_register(connector);
 
 	fixed_mode = dsi->dev_ops->get_modes(&intel_dsi->dev);
 	if (!fixed_mode) {

drivers/gpu/drm/i915/intel_dvo.c

@@ -558,7 +558,7 @@ void intel_dvo_init(struct drm_device *dev)
 			intel_dvo->panel_wants_dither = true;
 		}
 
-		drm_sysfs_connector_add(connector);
+		drm_connector_register(connector);
 		return;
 	}
 

drivers/gpu/drm/i915/intel_hdmi.c

@@ -1490,7 +1490,7 @@ void intel_hdmi_init_connector(struct intel_digital_port *intel_dig_port,
 	intel_hdmi_add_properties(intel_hdmi, connector);
 
 	intel_connector_attach_encoder(intel_connector, intel_encoder);
-	drm_sysfs_connector_add(connector);
+	drm_connector_register(connector);
 
 	/* For G4X desktop chip, PEG_BAND_GAP_DATA 3:0 must first be written
 	 * 0xd.  Failure to do so will result in spurious interrupts being

drivers/gpu/drm/i915/intel_lvds.c

@@ -1097,7 +1097,7 @@ out:
 		DRM_DEBUG_KMS("lid notifier registration failed\n");
 		lvds_connector->lid_notifier.notifier_call = NULL;
 	}
-	drm_sysfs_connector_add(connector);
+	drm_connector_register(connector);
 
 	intel_panel_init(&intel_connector->panel, fixed_mode, downclock_mode);
 	intel_panel_setup_backlight(connector);

drivers/gpu/drm/i915/intel_sdvo.c

@@ -2433,7 +2433,7 @@ intel_sdvo_connector_init(struct intel_sdvo_connector *connector,
 	connector->base.unregister = intel_sdvo_connector_unregister;
 
 	intel_connector_attach_encoder(&connector->base, &encoder->base);
-	ret = drm_sysfs_connector_add(drm_connector);
+	ret = drm_connector_register(drm_connector);
 	if (ret < 0)
 		goto err1;
 
@@ -2446,7 +2446,7 @@ intel_sdvo_connector_init(struct intel_sdvo_connector *connector,
 	return 0;
 
 err2:
-	drm_sysfs_connector_remove(drm_connector);
+	drm_connector_unregister(drm_connector);
 err1:
 	drm_connector_cleanup(drm_connector);
 
@@ -2559,7 +2559,7 @@ intel_sdvo_tv_init(struct intel_sdvo *intel_sdvo, int type)
 	return true;
 
 err:
-	drm_sysfs_connector_remove(connector);
+	drm_connector_unregister(connector);
 	intel_sdvo_destroy(connector);
 	return false;
 }
@@ -2638,7 +2638,7 @@ intel_sdvo_lvds_init(struct intel_sdvo *intel_sdvo, int device)
 	return true;
 
 err:
-	drm_sysfs_connector_remove(connector);
+	drm_connector_unregister(connector);
 	intel_sdvo_destroy(connector);
 	return false;
 }
@@ -2711,7 +2711,7 @@ static void intel_sdvo_output_cleanup(struct intel_sdvo *intel_sdvo)
 	list_for_each_entry_safe(connector, tmp,
 				 &dev->mode_config.connector_list, head) {
 		if (intel_attached_encoder(connector) == &intel_sdvo->base) {
-			drm_sysfs_connector_remove(connector);
+			drm_connector_unregister(connector);
 			intel_sdvo_destroy(connector);
 		}
 	}

drivers/gpu/drm/i915/intel_tv.c

@@ -1680,5 +1680,5 @@ intel_tv_init(struct drm_device *dev)
 	drm_object_attach_property(&connector->base,
 				   dev->mode_config.tv_bottom_margin_property,
 				   intel_tv->margin[TV_MARGIN_BOTTOM]);
-	drm_sysfs_connector_add(connector);
+	drm_connector_register(connector);
 }

drivers/gpu/drm/mgag200/mgag200_mode.c

@@ -1621,7 +1621,7 @@ static struct drm_connector *mga_vga_init(struct drm_device *dev)
 
 	drm_connector_helper_add(connector, &mga_vga_connector_helper_funcs);
 
-	drm_sysfs_connector_add(connector);
+	drm_connector_register(connector);
 
 	mga_connector->i2c = mgag200_i2c_create(dev);
 	if (!mga_connector->i2c)

drivers/gpu/drm/msm/hdmi/hdmi_connector.c

@@ -306,7 +306,7 @@ static void hdmi_connector_destroy(struct drm_connector *connector)
 
 	hdp_disable(hdmi_connector);
 
-	drm_sysfs_connector_remove(connector);
+	drm_connector_unregister(connector);
 	drm_connector_cleanup(connector);
 
 	hdmi_unreference(hdmi_connector->hdmi);
@@ -416,7 +416,7 @@ struct drm_connector *hdmi_connector_init(struct hdmi *hdmi)
 	connector->interlace_allowed = 1;
 	connector->doublescan_allowed = 0;
 
-	drm_sysfs_connector_add(connector);
+	drm_connector_register(connector);
 
 	ret = hpd_enable(hdmi_connector);
 	if (ret) {

drivers/gpu/drm/nouveau/nouveau_connector.c

@@ -104,7 +104,7 @@ nouveau_connector_destroy(struct drm_connector *connector)
 	struct nouveau_connector *nv_connector = nouveau_connector(connector);
 	nouveau_event_ref(NULL, &nv_connector->hpd);
 	kfree(nv_connector->edid);
-	drm_sysfs_connector_remove(connector);
+	drm_connector_unregister(connector);
 	drm_connector_cleanup(connector);
 	if (nv_connector->aux.transfer)
 		drm_dp_aux_unregister(&nv_connector->aux);
@@ -1236,6 +1236,6 @@ nouveau_connector_create(struct drm_device *dev, int index)
 
 	INIT_WORK(&nv_connector->work, nouveau_connector_hotplug_work);
 
-	drm_sysfs_connector_add(connector);
+	drm_connector_register(connector);
 	return connector;
 }

drivers/gpu/drm/omapdrm/omap_connector.c

@@ -130,7 +130,7 @@ static void omap_connector_destroy(struct drm_connector *connector)
 	struct omap_dss_device *dssdev = omap_connector->dssdev;
 
 	DBG("%s", omap_connector->dssdev->name);
-	drm_sysfs_connector_remove(connector);
+	drm_connector_unregister(connector);
 	drm_connector_cleanup(connector);
 	kfree(omap_connector);
 
@@ -307,7 +307,7 @@ struct drm_connector *omap_connector_init(struct drm_device *dev,
 	connector->interlace_allowed = 1;
 	connector->doublescan_allowed = 0;
 
-	drm_sysfs_connector_add(connector);
+	drm_connector_register(connector);
 
 	return connector;
 

drivers/gpu/drm/qxl/qxl_display.c

@@ -835,7 +835,7 @@ static void qxl_conn_destroy(struct drm_connector *connector)
 	struct qxl_output *qxl_output =
 		drm_connector_to_qxl_output(connector);
 
-	drm_sysfs_connector_remove(connector);
+	drm_connector_unregister(connector);
 	drm_connector_cleanup(connector);
 	kfree(qxl_output);
 }
@@ -902,7 +902,7 @@ static int qdev_output_init(struct drm_device *dev, int num_output)
 
 	drm_object_attach_property(&connector->base,
 				   qdev->hotplug_mode_update_property, 0);
-	drm_sysfs_connector_add(connector);
+	drm_connector_register(connector);
 	return 0;
 }
 

drivers/gpu/drm/radeon/radeon_connectors.c

@@ -740,7 +740,7 @@ static void radeon_connector_destroy(struct drm_connector *connector)
 	if (radeon_connector->edid)
 		kfree(radeon_connector->edid);
 	kfree(radeon_connector->con_priv);
-	drm_sysfs_connector_remove(connector);
+	drm_connector_unregister(connector);
 	drm_connector_cleanup(connector);
 	kfree(connector);
 }
@@ -2050,7 +2050,7 @@ radeon_add_atom_connector(struct drm_device *dev,
 		connector->polled = DRM_CONNECTOR_POLL_HPD;
 
 	connector->display_info.subpixel_order = subpixel_order;
-	drm_sysfs_connector_add(connector);
+	drm_connector_register(connector);
 
 	if (has_aux)
 		radeon_dp_aux_init(radeon_connector);
@@ -2211,5 +2211,5 @@ radeon_add_legacy_connector(struct drm_device *dev,
 	} else
 		connector->polled = DRM_CONNECTOR_POLL_HPD;
 	connector->display_info.subpixel_order = subpixel_order;
-	drm_sysfs_connector_add(connector);
+	drm_connector_register(connector);
 }

drivers/gpu/drm/rcar-du/rcar_du_lvdscon.c

@@ -64,7 +64,7 @@ static const struct drm_connector_helper_funcs connector_helper_funcs = {
 
 static void rcar_du_lvds_connector_destroy(struct drm_connector *connector)
 {
-	drm_sysfs_connector_remove(connector);
+	drm_connector_unregister(connector);
 	drm_connector_cleanup(connector);
 }
 
@@ -105,7 +105,7 @@ int rcar_du_lvds_connector_init(struct rcar_du_device *rcdu,
 		return ret;
 
 	drm_connector_helper_add(connector, &connector_helper_funcs);
-	ret = drm_sysfs_connector_add(connector);
+	ret = drm_connector_register(connector);
 	if (ret < 0)
 		return ret;
 

drivers/gpu/drm/rcar-du/rcar_du_vgacon.c

@@ -32,7 +32,7 @@ static const struct drm_connector_helper_funcs connector_helper_funcs = {
 
 static void rcar_du_vga_connector_destroy(struct drm_connector *connector)
 {
-	drm_sysfs_connector_remove(connector);
+	drm_connector_unregister(connector);
 	drm_connector_cleanup(connector);
 }
 
@@ -70,7 +70,7 @@ int rcar_du_vga_connector_init(struct rcar_du_device *rcdu,
 		return ret;
 
 	drm_connector_helper_add(connector, &connector_helper_funcs);
-	ret = drm_sysfs_connector_add(connector);
+	ret = drm_connector_register(connector);
 	if (ret < 0)
 		return ret;
 

drivers/gpu/drm/shmobile/shmob_drm_crtc.c

@@ -692,7 +692,7 @@ static void shmob_drm_connector_destroy(struct drm_connector *connector)
 	struct shmob_drm_connector *scon = to_shmob_connector(connector);
 
 	shmob_drm_backlight_exit(scon);
-	drm_sysfs_connector_remove(connector);
+	drm_connector_unregister(connector);
 	drm_connector_cleanup(connector);
 }
 
@@ -726,7 +726,7 @@ int shmob_drm_connector_create(struct shmob_drm_device *sdev,
 		return ret;
 
 	drm_connector_helper_add(connector, &connector_helper_funcs);
-	ret = drm_sysfs_connector_add(connector);
+	ret = drm_connector_register(connector);
 	if (ret < 0)
 		goto err_cleanup;
 
@@ -749,7 +749,7 @@ int shmob_drm_connector_create(struct shmob_drm_device *sdev,
 err_backlight:
 	shmob_drm_backlight_exit(&sdev->connector);
 err_sysfs:
-	drm_sysfs_connector_remove(connector);
+	drm_connector_unregister(connector);
 err_cleanup:
 	drm_connector_cleanup(connector);
 	return ret;

drivers/gpu/drm/tegra/output.c

@@ -105,7 +105,7 @@ static void drm_connector_clear(struct drm_connector *connector)
 
 static void tegra_connector_destroy(struct drm_connector *connector)
 {
-	drm_sysfs_connector_remove(connector);
+	drm_connector_unregister(connector);
 	drm_connector_cleanup(connector);
 	drm_connector_clear(connector);
 }
@@ -318,7 +318,7 @@ int tegra_output_init(struct drm_device *drm, struct tegra_output *output)
 	drm_encoder_helper_add(&output->encoder, &encoder_helper_funcs);
 
 	drm_mode_connector_attach_encoder(&output->connector, &output->encoder);
-	drm_sysfs_connector_add(&output->connector);
+	drm_connector_register(&output->connector);
 
 	output->encoder.possible_crtcs = 0x3;
 

drivers/gpu/drm/tilcdc/tilcdc_panel.c

@@ -247,7 +247,7 @@ static struct drm_connector *panel_connector_create(struct drm_device *dev,
 	if (ret)
 		goto fail;
 
-	drm_sysfs_connector_add(connector);
+	drm_connector_register(connector);
 
 	return connector;
 

drivers/gpu/drm/tilcdc/tilcdc_slave.c

@@ -261,7 +261,7 @@ static struct drm_connector *slave_connector_create(struct drm_device *dev,
 	if (ret)
 		goto fail;
 
-	drm_sysfs_connector_add(connector);
+	drm_connector_register(connector);
 
 	return connector;
 

drivers/gpu/drm/tilcdc/tilcdc_tfp410.c

@@ -261,7 +261,7 @@ static struct drm_connector *tfp410_connector_create(struct drm_device *dev,
 	if (ret)
 		goto fail;
 
-	drm_sysfs_connector_add(connector);
+	drm_connector_register(connector);
 
 	return connector;
 

drivers/gpu/drm/udl/udl_connector.c

@@ -124,7 +124,7 @@ static int udl_connector_set_property(struct drm_connector *connector,
 
 static void udl_connector_destroy(struct drm_connector *connector)
 {
-	drm_sysfs_connector_remove(connector);
+	drm_connector_unregister(connector);
 	drm_connector_cleanup(connector);
 	kfree(connector);
 }
@@ -154,7 +154,7 @@ int udl_connector_init(struct drm_device *dev, struct drm_encoder *encoder)
 	drm_connector_init(dev, connector, &udl_connector_funcs, DRM_MODE_CONNECTOR_DVII);
 	drm_connector_helper_add(connector, &udl_connector_helper_funcs);
 
-	drm_sysfs_connector_add(connector);
+	drm_connector_register(connector);
 	drm_mode_connector_attach_encoder(connector, encoder);
 
 	drm_object_attach_property(&connector->base,

drivers/gpu/drm/vmwgfx/vmwgfx_kms.c

@@ -75,7 +75,7 @@ void vmw_display_unit_cleanup(struct vmw_display_unit *du)
 		vmw_surface_unreference(&du->cursor_surface);
 	if (du->cursor_dmabuf)
 		vmw_dmabuf_unreference(&du->cursor_dmabuf);
-	drm_sysfs_connector_remove(&du->connector);
+	drm_connector_unregister(&du->connector);
 	drm_crtc_cleanup(&du->crtc);
 	drm_encoder_cleanup(&du->encoder);
 	drm_connector_cleanup(&du->connector);

drivers/gpu/drm/vmwgfx/vmwgfx_ldu.c

@@ -371,7 +371,7 @@ static int vmw_ldu_init(struct vmw_private *dev_priv, unsigned unit)
 	encoder->possible_crtcs = (1 << unit);
 	encoder->possible_clones = 0;
 
-	(void) drm_sysfs_connector_add(connector);
+	(void) drm_connector_register(connector);
 
 	drm_crtc_init(dev, crtc, &vmw_legacy_crtc_funcs);
 

drivers/gpu/drm/vmwgfx/vmwgfx_scrn.c

@@ -467,7 +467,7 @@ static int vmw_sou_init(struct vmw_private *dev_priv, unsigned unit)
 	encoder->possible_crtcs = (1 << unit);
 	encoder->possible_clones = 0;
 
-	(void) drm_sysfs_connector_add(connector);
+	(void) drm_connector_register(connector);
 
 	drm_crtc_init(dev, crtc, &vmw_screen_object_crtc_funcs);
 

drivers/staging/imx-drm/imx-drm-core.c

@@ -202,7 +202,7 @@ static const struct file_operations imx_drm_driver_fops = {
 
 void imx_drm_connector_destroy(struct drm_connector *connector)
 {
-	drm_sysfs_connector_remove(connector);
+	drm_connector_unregister(connector);
 	drm_connector_cleanup(connector);
 }
 EXPORT_SYMBOL_GPL(imx_drm_connector_destroy);
@@ -293,10 +293,10 @@ static int imx_drm_driver_load(struct drm_device *drm, unsigned long flags)
 	 * userspace will expect to be able to access DRM at this point.
 	 */
 	list_for_each_entry(connector, &drm->mode_config.connector_list, head) {
-		ret = drm_sysfs_connector_add(connector);
+		ret = drm_connector_register(connector);
 		if (ret) {
 			dev_err(drm->dev,
-				"[CONNECTOR:%d:%s] drm_sysfs_connector_add failed: %d\n",
+				"[CONNECTOR:%d:%s] drm_connector_register failed: %d\n",
 				connector->base.id,
 				connector->name, ret);
 			goto err_unbind;

include/drm/drmP.h

@@ -1419,6 +1419,8 @@ extern int drm_debugfs_create_files(const struct drm_info_list *files,
 extern int drm_debugfs_remove_files(const struct drm_info_list *files,
 				    int count, struct drm_minor *minor);
 extern int drm_debugfs_cleanup(struct drm_minor *minor);
+extern int drm_debugfs_connector_add(struct drm_connector *connector);
+extern void drm_debugfs_connector_remove(struct drm_connector *connector);
 #else
 static inline int drm_debugfs_init(struct drm_minor *minor, int minor_id,
 				   struct dentry *root)
@@ -1443,6 +1445,15 @@ static inline int drm_debugfs_cleanup(struct drm_minor *minor)
 {
 	return 0;
 }
+
+static inline int drm_debugfs_connector_add(struct drm_connector *connector)
+{
+	return 0;
+}
+static inline void drm_debugfs_connector_remove(struct drm_connector *connector)
+{
+}
+
 #endif
 
 				/* Info file support */

include/drm/drm_crtc.h

@@ -533,6 +533,7 @@ struct drm_connector {
 
 	/* forced on connector */
 	enum drm_connector_force force;
+	bool override_edid;
 	uint32_t encoder_ids[DRM_CONNECTOR_MAX_ENCODER];
 	struct drm_encoder *encoder; /* currently active encoder */
 
@@ -545,6 +546,8 @@ struct drm_connector {
 	int audio_latency[2];
 	int null_edid_counter; /* needed to workaround some HW bugs where we get all 0s */
 	unsigned bad_edid_counter;
+
+	struct dentry *debugfs_entry;
 };
 
 /**
@@ -878,6 +881,8 @@ extern int drm_connector_init(struct drm_device *dev,
 			      struct drm_connector *connector,
 			      const struct drm_connector_funcs *funcs,
 			      int connector_type);
+int drm_connector_register(struct drm_connector *connector);
+void drm_connector_unregister(struct drm_connector *connector);
 
 extern void drm_connector_cleanup(struct drm_connector *connector);
 /* helper to unplug all connectors from sysfs for device */

include/uapi/drm/drm.h

@@ -780,7 +780,7 @@ struct drm_prime_handle {
 
 /**
  * Device specific ioctls should only be in their respective headers
- * The device specific ioctl range is from 0x40 to 0x99.
+ * The device specific ioctl range is from 0x40 to 0x9f.
  * Generic IOCTLS restart at 0xA0.
  *
  * \sa drmCommandNone(), drmCommandRead(), drmCommandWrite(), and