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path: root/drivers/gpu/drm/drm_mipi_dsi.c
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Diffstat (limited to 'drivers/gpu/drm/drm_mipi_dsi.c')
-rw-r--r--drivers/gpu/drm/drm_mipi_dsi.c16
1 files changed, 16 insertions, 0 deletions
diff --git a/drivers/gpu/drm/drm_mipi_dsi.c b/drivers/gpu/drm/drm_mipi_dsi.c
index 7938ce7ebed8..49311fc61d5d 100644
--- a/drivers/gpu/drm/drm_mipi_dsi.c
+++ b/drivers/gpu/drm/drm_mipi_dsi.c
@@ -60,6 +60,21 @@ static int mipi_dsi_device_match(struct device *dev, struct device_driver *drv)
return 0;
}
+static int mipi_dsi_uevent(struct device *dev, struct kobj_uevent_env *env)
+{
+ struct mipi_dsi_device *dsi = to_mipi_dsi_device(dev);
+ int err;
+
+ err = of_device_uevent_modalias(dev, env);
+ if (err != -ENODEV)
+ return err;
+
+ add_uevent_var(env, "MODALIAS=%s%s", MIPI_DSI_MODULE_PREFIX,
+ dsi->name);
+
+ return 0;
+}
+
static const struct dev_pm_ops mipi_dsi_device_pm_ops = {
.runtime_suspend = pm_generic_runtime_suspend,
.runtime_resume = pm_generic_runtime_resume,
@@ -74,6 +89,7 @@ static const struct dev_pm_ops mipi_dsi_device_pm_ops = {
static struct bus_type mipi_dsi_bus_type = {
.name = "mipi-dsi",
.match = mipi_dsi_device_match,
+ .uevent = mipi_dsi_uevent,
.pm = &mipi_dsi_device_pm_ops,
};