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-rw-r--r--drivers/of/unittest.c37
1 files changed, 12 insertions, 25 deletions
diff --git a/drivers/of/unittest.c b/drivers/of/unittest.c
index e986e6ee52e0..c1ebbfb79453 100644
--- a/drivers/of/unittest.c
+++ b/drivers/of/unittest.c
@@ -1692,13 +1692,7 @@ static struct i2c_driver unittest_i2c_dev_driver = {
#if IS_BUILTIN(CONFIG_I2C_MUX)
-struct unittest_i2c_mux_data {
- int nchans;
- struct i2c_adapter *adap[];
-};
-
-static int unittest_i2c_mux_select_chan(struct i2c_adapter *adap,
- void *client, u32 chan)
+static int unittest_i2c_mux_select_chan(struct i2c_mux_core *muxc, u32 chan)
{
return 0;
}
@@ -1706,11 +1700,11 @@ static int unittest_i2c_mux_select_chan(struct i2c_adapter *adap,
static int unittest_i2c_mux_probe(struct i2c_client *client,
const struct i2c_device_id *id)
{
- int ret, i, nchans, size;
+ int ret, i, nchans;
struct device *dev = &client->dev;
struct i2c_adapter *adap = to_i2c_adapter(dev->parent);
struct device_node *np = client->dev.of_node, *child;
- struct unittest_i2c_mux_data *stm;
+ struct i2c_mux_core *muxc;
u32 reg, max_reg;
dev_dbg(dev, "%s for node @%s\n", __func__, np->full_name);
@@ -1734,25 +1728,20 @@ static int unittest_i2c_mux_probe(struct i2c_client *client,
return -EINVAL;
}
- size = offsetof(struct unittest_i2c_mux_data, adap[nchans]);
- stm = devm_kzalloc(dev, size, GFP_KERNEL);
- if (!stm) {
- dev_err(dev, "Out of memory\n");
+ muxc = i2c_mux_alloc(adap, dev, nchans, 0, 0,
+ unittest_i2c_mux_select_chan, NULL);
+ if (!muxc)
return -ENOMEM;
- }
- stm->nchans = nchans;
for (i = 0; i < nchans; i++) {
- stm->adap[i] = i2c_add_mux_adapter(adap, dev, client,
- 0, i, 0, unittest_i2c_mux_select_chan, NULL);
- if (!stm->adap[i]) {
+ ret = i2c_mux_add_adapter(muxc, 0, i, 0);
+ if (ret) {
dev_err(dev, "Failed to register mux #%d\n", i);
- for (i--; i >= 0; i--)
- i2c_del_mux_adapter(stm->adap[i]);
+ i2c_mux_del_adapters(muxc);
return -ENODEV;
}
}
- i2c_set_clientdata(client, stm);
+ i2c_set_clientdata(client, muxc);
return 0;
};
@@ -1761,12 +1750,10 @@ static int unittest_i2c_mux_remove(struct i2c_client *client)
{
struct device *dev = &client->dev;
struct device_node *np = client->dev.of_node;
- struct unittest_i2c_mux_data *stm = i2c_get_clientdata(client);
- int i;
+ struct i2c_mux_core *muxc = i2c_get_clientdata(client);
dev_dbg(dev, "%s for node @%s\n", __func__, np->full_name);
- for (i = stm->nchans - 1; i >= 0; i--)
- i2c_del_mux_adapter(stm->adap[i]);
+ i2c_mux_del_adapters(muxc);
return 0;
}