From: Wolfram Sang <wsa+renesas@xxxxxxxxxxxxxxxxxxxx>
Reported-by: Kuninori Morimoto <kuninori.morimoto.gx@xxxxxxxxxxx>
Signed-off-by: Wolfram Sang <wsa+renesas@xxxxxxxxxxxxxxxxxxxx>
---
drivers/i2c/busses/i2c-rcar.c | 13 +++++++++----
1 file changed, 9 insertions(+), 4 deletions(-)
diff --git a/drivers/i2c/busses/i2c-rcar.c b/drivers/i2c/busses/i2c-rcar.c
index 616433d387cdb2..58dbd30c24d1cc 100644
--- a/drivers/i2c/busses/i2c-rcar.c
+++ b/drivers/i2c/busses/i2c-rcar.c
@@ -612,7 +612,10 @@ static int rcar_i2c_probe(struct platform_device *pdev)
if (IS_ERR(priv->io))
return PTR_ERR(priv->io);
+ pm_runtime_enable(dev);
+ pm_runtime_get_sync(dev);
rcar_i2c_init(priv);
+ pm_runtime_put(dev);
irq = platform_get_irq(pdev, 0);
init_waitqueue_head(&priv->wait);
@@ -631,22 +634,24 @@ static int rcar_i2c_probe(struct platform_device *pdev)
dev_name(dev), priv);
if (ret < 0) {
dev_err(dev, "cannot get irq %d\n", irq);
- return ret;
+ goto out_pm_disable;
}
- pm_runtime_enable(dev);
platform_set_drvdata(pdev, priv);
ret = i2c_add_numbered_adapter(adap);
if (ret < 0) {
dev_err(dev, "reg adap failed: %d\n", ret);
- pm_runtime_disable(dev);
- return ret;
+ goto out_pm_disable;
}
dev_info(dev, "probed\n");
return 0;
+
+ out_pm_disable:
+ pm_runtime_disable(dev);
+ return ret;
}
static int rcar_i2c_remove(struct platform_device *pdev)
--
2.1.4
--
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