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authorLaxman Dewangan <ldewangan@nvidia.com>2016-04-08 00:13:14 +0530
committerLee Jones <lee.jones@linaro.org>2016-04-19 07:57:03 +0100
commit7825dc05601b38f99808830098fd4f512c876b4e (patch)
tree4f2984b6f423b63c8ba7b401b7906d0fd29555ff /drivers/mfd/wm8400-core.c
parentf3466e7764783ed4fae91ebe1653b0a08cca22bf (diff)
mfd: wm8400: Use devm_mfd_add_devices() for mfd_device registration
Use devm_mfd_add_devices() for MFD devices registration and get rid of .remove callback to remove MFD child-devices. This is done by managed device framework. CC: Mark Brown <broonie@kernel.org> Signed-off-by: Laxman Dewangan <ldewangan@nvidia.com> Acked-by: Charles Keepax <ckeepax@opensource.wolfsonmicro.com> Signed-off-by: Lee Jones <lee.jones@linaro.org>
Diffstat (limited to 'drivers/mfd/wm8400-core.c')
-rw-r--r--drivers/mfd/wm8400-core.c25
1 files changed, 3 insertions, 22 deletions
diff --git a/drivers/mfd/wm8400-core.c b/drivers/mfd/wm8400-core.c
index 3bd44a45c378..9fd823049f90 100644
--- a/drivers/mfd/wm8400-core.c
+++ b/drivers/mfd/wm8400-core.c
@@ -70,7 +70,7 @@ static int wm8400_register_codec(struct wm8400 *wm8400)
.pdata_size = sizeof(*wm8400),
};
- return mfd_add_devices(wm8400->dev, -1, &cell, 1, NULL, 0, NULL);
+ return devm_mfd_add_devices(wm8400->dev, -1, &cell, 1, NULL, 0, NULL);
}
/*
@@ -111,7 +111,7 @@ static int wm8400_init(struct wm8400 *wm8400,
ret = wm8400_register_codec(wm8400);
if (ret != 0) {
dev_err(wm8400->dev, "Failed to register codec\n");
- goto err_children;
+ return ret;
}
if (pdata && pdata->platform_init) {
@@ -119,21 +119,12 @@ static int wm8400_init(struct wm8400 *wm8400,
if (ret != 0) {
dev_err(wm8400->dev, "Platform init failed: %d\n",
ret);
- goto err_children;
+ return ret;
}
} else
dev_warn(wm8400->dev, "No platform initialisation supplied\n");
return 0;
-
-err_children:
- mfd_remove_devices(wm8400->dev);
- return ret;
-}
-
-static void wm8400_release(struct wm8400 *wm8400)
-{
- mfd_remove_devices(wm8400->dev);
}
static const struct regmap_config wm8400_regmap_config = {
@@ -176,15 +167,6 @@ static int wm8400_i2c_probe(struct i2c_client *i2c,
return wm8400_init(wm8400, dev_get_platdata(&i2c->dev));
}
-static int wm8400_i2c_remove(struct i2c_client *i2c)
-{
- struct wm8400 *wm8400 = i2c_get_clientdata(i2c);
-
- wm8400_release(wm8400);
-
- return 0;
-}
-
static const struct i2c_device_id wm8400_i2c_id[] = {
{ "wm8400", 0 },
{ }
@@ -196,7 +178,6 @@ static struct i2c_driver wm8400_i2c_driver = {
.name = "WM8400",
},
.probe = wm8400_i2c_probe,
- .remove = wm8400_i2c_remove,
.id_table = wm8400_i2c_id,
};
#endif