gpu: drm: bridge: sii9234: simplify getting the adapter of a client

We have a dedicated pointer for that, so use it. Much easier to read and
less computation involved.

Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Andrzej Hajda <a.hajda@samsung.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20190608105619.593-3-wsa+renesas@sang-engineering.com

diff --git a/drivers/gpu/drm/bridge/sii9234.c b/drivers/gpu/drm/bridge/sii9234.c
index b36bbaf..25d4ad8 100644 (file)
--- a/drivers/gpu/drm/bridge/sii9234.c
+++ b/drivers/gpu/drm/bridge/sii9234.c
@@ -815,7 +815,7 @@ static irqreturn_t sii9234_irq_thread(int irq, void *data)
 static int sii9234_init_resources(struct sii9234 *ctx,
                                  struct i2c_client *client)
 {
-       struct i2c_adapter *adapter = to_i2c_adapter(client->dev.parent);
+       struct i2c_adapter *adapter = client->adapter;
        int ret;
 
        if (!ctx->dev->of_node) {
@@ -897,7 +897,7 @@ static const struct drm_bridge_funcs sii9234_bridge_funcs = {
 static int sii9234_probe(struct i2c_client *client,
                         const struct i2c_device_id *id)
 {
-       struct i2c_adapter *adapter = to_i2c_adapter(client->dev.parent);
+       struct i2c_adapter *adapter = client->adapter;
        struct sii9234 *ctx;
        struct device *dev = &client->dev;
        int ret;