#include <linux/kdev_t.h>
#include <linux/err.h>
+#include "drm_sysfs.h"
#include "drm_core.h"
#include "drmP.h"
#define to_drm_minor(d) container_of(d, struct drm_minor, kdev)
#define to_drm_connector(d) container_of(d, struct drm_connector, kdev)
+static struct device_type drm_sysfs_device_minor = {
+ .name = "drm_minor"
+};
+
/**
- * drm_sysfs_suspend - DRM class suspend hook
+ * drm_class_suspend - DRM class suspend hook
* @dev: Linux device to suspend
* @state: power state to enter
*
* Just figures out what the actual struct drm_device associated with
* @dev is and calls its suspend hook, if present.
*/
-static int drm_sysfs_suspend(struct device *dev, pm_message_t state)
+static int drm_class_suspend(struct device *dev, pm_message_t state)
{
- struct drm_minor *drm_minor = to_drm_minor(dev);
- struct drm_device *drm_dev = drm_minor->dev;
-
- if (drm_minor->type == DRM_MINOR_LEGACY && drm_dev->driver->suspend)
- return drm_dev->driver->suspend(drm_dev, state);
-
+ if (dev->type == &drm_sysfs_device_minor) {
+ struct drm_minor *drm_minor = to_drm_minor(dev);
+ struct drm_device *drm_dev = drm_minor->dev;
+
+ if (drm_minor->type == DRM_MINOR_LEGACY &&
+ !drm_core_check_feature(drm_dev, DRIVER_MODESET) &&
+ drm_dev->driver->suspend)
+ return drm_dev->driver->suspend(drm_dev, state);
+ }
return 0;
}
/**
- * drm_sysfs_resume - DRM class resume hook
+ * drm_class_resume - DRM class resume hook
* @dev: Linux device to resume
*
* Just figures out what the actual struct drm_device associated with
* @dev is and calls its resume hook, if present.
*/
-static int drm_sysfs_resume(struct device *dev)
+static int drm_class_resume(struct device *dev)
{
- struct drm_minor *drm_minor = to_drm_minor(dev);
- struct drm_device *drm_dev = drm_minor->dev;
-
- if (drm_minor->type == DRM_MINOR_LEGACY && drm_dev->driver->resume)
- return drm_dev->driver->resume(drm_dev);
-
+ if (dev->type == &drm_sysfs_device_minor) {
+ struct drm_minor *drm_minor = to_drm_minor(dev);
+ struct drm_device *drm_dev = drm_minor->dev;
+
+ if (drm_minor->type == DRM_MINOR_LEGACY &&
+ !drm_core_check_feature(drm_dev, DRIVER_MODESET) &&
+ drm_dev->driver->resume)
+ return drm_dev->driver->resume(drm_dev);
+ }
return 0;
}
CORE_MINOR, CORE_PATCHLEVEL, CORE_DATE);
}
+static char *drm_devnode(struct device *dev, mode_t *mode)
+{
+ return kasprintf(GFP_KERNEL, "dri/%s", dev_name(dev));
+}
+
static CLASS_ATTR(version, S_IRUGO, version_show, NULL);
/**
goto err_out;
}
- class->suspend = drm_sysfs_suspend;
- class->resume = drm_sysfs_resume;
+ class->suspend = drm_class_suspend;
+ class->resume = drm_class_resume;
err = class_create_file(class, &class_attr_version);
if (err)
goto err_out_class;
+ class->devnode = drm_devnode;
+
return class;
err_out_class:
class_destroy(drm_class);
}
-static ssize_t show_dri(struct device *device, struct device_attribute *attr,
- char *buf)
-{
- struct drm_minor *drm_minor = to_drm_minor(device);
- struct drm_device *drm_dev = drm_minor->dev;
- if (drm_dev->driver->dri_library_name)
- return drm_dev->driver->dri_library_name(drm_dev, buf);
- return snprintf(buf, PAGE_SIZE, "%s\n", drm_dev->driver->pci_driver.name);
-}
-
-static struct device_attribute device_attrs[] = {
- __ATTR(dri_library_name, S_IRUGO, show_dri, NULL),
-};
-
/**
* drm_sysfs_device_release - do nothing
* @dev: Linux device
*/
static void drm_sysfs_device_release(struct device *dev)
{
+ memset(dev, 0, sizeof(struct device));
return;
}
enum drm_connector_status status;
status = connector->funcs->detect(connector);
- return snprintf(buf, PAGE_SIZE, "%s",
+ return snprintf(buf, PAGE_SIZE, "%s\n",
drm_get_connector_status_name(status));
}
if (ret)
return 0;
- return snprintf(buf, PAGE_SIZE, "%s",
+ return snprintf(buf, PAGE_SIZE, "%s\n",
drm_get_dpms_name((int)dpms_status));
}
{
struct drm_connector *connector = to_drm_connector(device);
- return snprintf(buf, PAGE_SIZE, connector->encoder ? "enabled" :
+ return snprintf(buf, PAGE_SIZE, "%s\n", connector->encoder ? "enabled" :
"disabled");
}
case DRM_MODE_CONNECTOR_Composite:
case DRM_MODE_CONNECTOR_SVIDEO:
case DRM_MODE_CONNECTOR_Component:
+ case DRM_MODE_CONNECTOR_TV:
prop = dev->mode_config.tv_subconnector_property;
is_tv = 1;
break;
case DRM_MODE_CONNECTOR_Composite:
case DRM_MODE_CONNECTOR_SVIDEO:
case DRM_MODE_CONNECTOR_Component:
+ case DRM_MODE_CONNECTOR_TV:
prop = dev->mode_config.tv_select_subconnector_property;
is_tv = 1;
break;
static struct bin_attribute edid_attr = {
.attr.name = "edid",
+ .attr.mode = 0444,
.size = 128,
.read = edid_show,
};
DRM_DEBUG("adding \"%s\" to sysfs\n",
drm_get_connector_name(connector));
- snprintf(connector->kdev.bus_id, BUS_ID_SIZE, "card%d-%s",
- dev->primary->index, drm_get_connector_name(connector));
+ dev_set_name(&connector->kdev, "card%d-%s",
+ dev->primary->index, drm_get_connector_name(connector));
ret = device_register(&connector->kdev);
if (ret) {
case DRM_MODE_CONNECTOR_Composite:
case DRM_MODE_CONNECTOR_SVIDEO:
case DRM_MODE_CONNECTOR_Component:
+ case DRM_MODE_CONNECTOR_TV:
for (i = 0; i < ARRAY_SIZE(connector_attrs_opt1); i++) {
ret = device_create_file(&connector->kdev, &connector_attrs_opt1[i]);
if (ret)
kobject_uevent_env(&dev->primary->kdev.kobj, KOBJ_CHANGE, envp);
}
+EXPORT_SYMBOL(drm_sysfs_hotplug_event);
/**
* drm_sysfs_device_add - adds a class device to sysfs for a character driver
int drm_sysfs_device_add(struct drm_minor *minor)
{
int err;
- int i, j;
char *minor_str;
minor->kdev.parent = &minor->dev->pdev->dev;
minor->kdev.class = drm_class;
minor->kdev.release = drm_sysfs_device_release;
minor->kdev.devt = minor->device;
+ minor->kdev.type = &drm_sysfs_device_minor;
if (minor->type == DRM_MINOR_CONTROL)
minor_str = "controlD%d";
else if (minor->type == DRM_MINOR_RENDER)
goto err_out;
}
- for (i = 0; i < ARRAY_SIZE(device_attrs); i++) {
- err = device_create_file(&minor->kdev, &device_attrs[i]);
- if (err)
- goto err_out_files;
- }
-
return 0;
-err_out_files:
- if (i > 0)
- for (j = 0; j < i; j++)
- device_remove_file(&minor->kdev, &device_attrs[j]);
- device_unregister(&minor->kdev);
err_out:
-
return err;
}
*/
void drm_sysfs_device_remove(struct drm_minor *minor)
{
- int i;
-
- for (i = 0; i < ARRAY_SIZE(device_attrs); i++)
- device_remove_file(&minor->kdev, &device_attrs[i]);
device_unregister(&minor->kdev);
}
+
+
+/**
+ * drm_class_device_register - Register a struct device in the drm class.
+ *
+ * @dev: pointer to struct device to register.
+ *
+ * @dev should have all relevant members pre-filled with the exception
+ * of the class member. In particular, the device_type member must
+ * be set.
+ */
+
+int drm_class_device_register(struct device *dev)
+{
+ dev->class = drm_class;
+ return device_register(dev);
+}
+EXPORT_SYMBOL_GPL(drm_class_device_register);
+
+void drm_class_device_unregister(struct device *dev)
+{
+ return device_unregister(dev);
+}
+EXPORT_SYMBOL_GPL(drm_class_device_unregister);
git://ftp.safe.ca / safe / jmp / linux-2.6 / blobdiff