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-rw-r--r--include/drm/drm_dp_helper.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/include/drm/drm_dp_helper.h b/include/drm/drm_dp_helper.h
index 42947566e755..b4f58914bf7d 100644
--- a/include/drm/drm_dp_helper.h
+++ b/include/drm/drm_dp_helper.h
@@ -438,6 +438,9 @@ struct drm_dp_aux_msg {
* The .dev field should be set to a pointer to the device that implements
* the AUX channel.
*
+ * The .name field may be used to specify the name of the I2C adapter. If set to
+ * NULL, dev_name() of .dev will be used.
+ *
* Drivers provide a hardware-specific implementation of how transactions
* are executed via the .transfer() function. A pointer to a drm_dp_aux_msg
* structure describing the transaction is passed into this function. Upon
@@ -455,6 +458,7 @@ struct drm_dp_aux_msg {
* should call drm_dp_aux_unregister_i2c_bus() to remove the I2C adapter.
*/
struct drm_dp_aux {
+ const char *name;
struct i2c_adapter ddc;
struct device *dev;

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