i2c: Add a struct device * parameter to i2c_add_mux_adapter()
And adjust all callers.
The new device parameter is used in the next patch to initialize the
mux's of_node so that its children may be automatically populated.
Signed-off-by: David Daney <david.daney@cavium.com>
Tested-by: Lars-Peter Clausen <lars@metafoo.de>
Signed-off-by: Wolfram Sang <w.sang@pengutronix.de>
diff --git a/drivers/i2c/i2c-mux.c b/drivers/i2c/i2c-mux.c
index d7a4833..26ab31d 100644
--- a/drivers/i2c/i2c-mux.c
+++ b/drivers/i2c/i2c-mux.c
@@ -31,11 +31,11 @@
struct i2c_algorithm algo;
struct i2c_adapter *parent;
- void *mux_dev; /* the mux chip/device */
+ void *mux_priv; /* the mux chip/device */
u32 chan_id; /* the channel id */
- int (*select)(struct i2c_adapter *, void *mux_dev, u32 chan_id);
- int (*deselect)(struct i2c_adapter *, void *mux_dev, u32 chan_id);
+ int (*select)(struct i2c_adapter *, void *mux_priv, u32 chan_id);
+ int (*deselect)(struct i2c_adapter *, void *mux_priv, u32 chan_id);
};
static int i2c_mux_master_xfer(struct i2c_adapter *adap,
@@ -47,11 +47,11 @@
/* Switch to the right mux port and perform the transfer. */
- ret = priv->select(parent, priv->mux_dev, priv->chan_id);
+ ret = priv->select(parent, priv->mux_priv, priv->chan_id);
if (ret >= 0)
ret = parent->algo->master_xfer(parent, msgs, num);
if (priv->deselect)
- priv->deselect(parent, priv->mux_dev, priv->chan_id);
+ priv->deselect(parent, priv->mux_priv, priv->chan_id);
return ret;
}
@@ -67,12 +67,12 @@
/* Select the right mux port and perform the transfer. */
- ret = priv->select(parent, priv->mux_dev, priv->chan_id);
+ ret = priv->select(parent, priv->mux_priv, priv->chan_id);
if (ret >= 0)
ret = parent->algo->smbus_xfer(parent, addr, flags,
read_write, command, size, data);
if (priv->deselect)
- priv->deselect(parent, priv->mux_dev, priv->chan_id);
+ priv->deselect(parent, priv->mux_priv, priv->chan_id);
return ret;
}
@@ -87,7 +87,8 @@
}
struct i2c_adapter *i2c_add_mux_adapter(struct i2c_adapter *parent,
- void *mux_dev, u32 force_nr, u32 chan_id,
+ struct device *mux_dev,
+ void *mux_priv, u32 force_nr, u32 chan_id,
int (*select) (struct i2c_adapter *,
void *, u32),
int (*deselect) (struct i2c_adapter *,
@@ -102,7 +103,7 @@
/* Set up private adapter data */
priv->parent = parent;
- priv->mux_dev = mux_dev;
+ priv->mux_priv = mux_priv;
priv->chan_id = chan_id;
priv->select = select;
priv->deselect = deselect;
diff --git a/drivers/i2c/muxes/gpio-i2cmux.c b/drivers/i2c/muxes/gpio-i2cmux.c
index e5fa695..fc5c1ef 100644
--- a/drivers/i2c/muxes/gpio-i2cmux.c
+++ b/drivers/i2c/muxes/gpio-i2cmux.c
@@ -105,7 +105,8 @@
for (i = 0; i < pdata->n_values; i++) {
u32 nr = pdata->base_nr ? (pdata->base_nr + i) : 0;
- mux->adap[i] = i2c_add_mux_adapter(parent, mux, nr, i,
+ mux->adap[i] = i2c_add_mux_adapter(parent, &pdev->dev, mux,
+ nr, i,
gpiomux_select, deselect);
if (!mux->adap[i]) {
ret = -ENODEV;
diff --git a/drivers/i2c/muxes/pca9541.c b/drivers/i2c/muxes/pca9541.c
index e0df9b6..8aacde1 100644
--- a/drivers/i2c/muxes/pca9541.c
+++ b/drivers/i2c/muxes/pca9541.c
@@ -353,7 +353,8 @@
force = 0;
if (pdata)
force = pdata->modes[0].adap_id;
- data->mux_adap = i2c_add_mux_adapter(adap, client, force, 0,
+ data->mux_adap = i2c_add_mux_adapter(adap, &client->dev, client,
+ force, 0,
pca9541_select_chan,
pca9541_release_chan);
diff --git a/drivers/i2c/muxes/pca954x.c b/drivers/i2c/muxes/pca954x.c
index 0e37ef2..f2dfe0d 100644
--- a/drivers/i2c/muxes/pca954x.c
+++ b/drivers/i2c/muxes/pca954x.c
@@ -226,7 +226,7 @@
}
data->virt_adaps[num] =
- i2c_add_mux_adapter(adap, client,
+ i2c_add_mux_adapter(adap, &client->dev, client,
force, num, pca954x_select_chan,
(pdata && pdata->modes[num].deselect_on_exit)
? pca954x_deselect_mux : NULL);
diff --git a/include/linux/i2c-mux.h b/include/linux/i2c-mux.h
index 747f0cd..c790838 100644
--- a/include/linux/i2c-mux.h
+++ b/include/linux/i2c-mux.h
@@ -34,7 +34,8 @@
* mux control.
*/
struct i2c_adapter *i2c_add_mux_adapter(struct i2c_adapter *parent,
- void *mux_dev, u32 force_nr, u32 chan_id,
+ struct device *mux_dev,
+ void *mux_priv, u32 force_nr, u32 chan_id,
int (*select) (struct i2c_adapter *,
void *mux_dev, u32 chan_id),
int (*deselect) (struct i2c_adapter *,