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path: root/drivers/gpu/drm/bridge/aux-bridge.c
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Diffstat (limited to 'drivers/gpu/drm/bridge/aux-bridge.c')
-rw-r--r--drivers/gpu/drm/bridge/aux-bridge.c12
1 files changed, 7 insertions, 5 deletions
diff --git a/drivers/gpu/drm/bridge/aux-bridge.c b/drivers/gpu/drm/bridge/aux-bridge.c
index 015983c015e5..b63304d3a80f 100644
--- a/drivers/gpu/drm/bridge/aux-bridge.c
+++ b/drivers/gpu/drm/bridge/aux-bridge.c
@@ -5,6 +5,7 @@
* Author: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
*/
#include <linux/auxiliary_bus.h>
+#include <linux/export.h>
#include <linux/module.h>
#include <linux/of.h>
@@ -86,6 +87,7 @@ struct drm_aux_bridge_data {
};
static int drm_aux_bridge_attach(struct drm_bridge *bridge,
+ struct drm_encoder *encoder,
enum drm_bridge_attach_flags flags)
{
struct drm_aux_bridge_data *data;
@@ -95,7 +97,7 @@ static int drm_aux_bridge_attach(struct drm_bridge *bridge,
data = container_of(bridge, struct drm_aux_bridge_data, bridge);
- return drm_bridge_attach(bridge->encoder, data->next_bridge, bridge,
+ return drm_bridge_attach(encoder, data->next_bridge, bridge,
DRM_BRIDGE_ATTACH_NO_CONNECTOR);
}
@@ -108,9 +110,10 @@ static int drm_aux_bridge_probe(struct auxiliary_device *auxdev,
{
struct drm_aux_bridge_data *data;
- data = devm_kzalloc(&auxdev->dev, sizeof(*data), GFP_KERNEL);
- if (!data)
- return -ENOMEM;
+ data = devm_drm_bridge_alloc(&auxdev->dev, struct drm_aux_bridge_data,
+ bridge, &drm_aux_bridge_funcs);
+ if (IS_ERR(data))
+ return PTR_ERR(data);
data->dev = &auxdev->dev;
data->next_bridge = devm_drm_of_get_bridge(&auxdev->dev, auxdev->dev.of_node, 0, 0);
@@ -118,7 +121,6 @@ static int drm_aux_bridge_probe(struct auxiliary_device *auxdev,
return dev_err_probe(&auxdev->dev, PTR_ERR(data->next_bridge),
"failed to acquire drm_bridge\n");
- data->bridge.funcs = &drm_aux_bridge_funcs;
data->bridge.of_node = data->dev->of_node;
/* passthrough data, allow everything */