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path: root/drivers/i2c/i2c-mux.c
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Diffstat (limited to 'drivers/i2c/i2c-mux.c')
-rw-r--r--drivers/i2c/i2c-mux.c19
1 files changed, 10 insertions, 9 deletions
diff --git a/drivers/i2c/i2c-mux.c b/drivers/i2c/i2c-mux.c
index d7a4833be416..26ab31dd742b 100644
--- a/drivers/i2c/i2c-mux.c
+++ b/drivers/i2c/i2c-mux.c
@@ -31,11 +31,11 @@ struct i2c_mux_priv {
31 struct i2c_algorithm algo; 31 struct i2c_algorithm algo;
32 32
33 struct i2c_adapter *parent; 33 struct i2c_adapter *parent;
34 void *mux_dev; /* the mux chip/device */ 34 void *mux_priv; /* the mux chip/device */
35 u32 chan_id; /* the channel id */ 35 u32 chan_id; /* the channel id */
36 36
37 int (*select)(struct i2c_adapter *, void *mux_dev, u32 chan_id); 37 int (*select)(struct i2c_adapter *, void *mux_priv, u32 chan_id);
38 int (*deselect)(struct i2c_adapter *, void *mux_dev, u32 chan_id); 38 int (*deselect)(struct i2c_adapter *, void *mux_priv, u32 chan_id);
39}; 39};
40 40
41static int i2c_mux_master_xfer(struct i2c_adapter *adap, 41static int i2c_mux_master_xfer(struct i2c_adapter *adap,
@@ -47,11 +47,11 @@ static int i2c_mux_master_xfer(struct i2c_adapter *adap,
47 47
48 /* Switch to the right mux port and perform the transfer. */ 48 /* Switch to the right mux port and perform the transfer. */
49 49
50 ret = priv->select(parent, priv->mux_dev, priv->chan_id); 50 ret = priv->select(parent, priv->mux_priv, priv->chan_id);
51 if (ret >= 0) 51 if (ret >= 0)
52 ret = parent->algo->master_xfer(parent, msgs, num); 52 ret = parent->algo->master_xfer(parent, msgs, num);
53 if (priv->deselect) 53 if (priv->deselect)
54 priv->deselect(parent, priv->mux_dev, priv->chan_id); 54 priv->deselect(parent, priv->mux_priv, priv->chan_id);
55 55
56 return ret; 56 return ret;
57} 57}
@@ -67,12 +67,12 @@ static int i2c_mux_smbus_xfer(struct i2c_adapter *adap,
67 67
68 /* Select the right mux port and perform the transfer. */ 68 /* Select the right mux port and perform the transfer. */
69 69
70 ret = priv->select(parent, priv->mux_dev, priv->chan_id); 70 ret = priv->select(parent, priv->mux_priv, priv->chan_id);
71 if (ret >= 0) 71 if (ret >= 0)
72 ret = parent->algo->smbus_xfer(parent, addr, flags, 72 ret = parent->algo->smbus_xfer(parent, addr, flags,
73 read_write, command, size, data); 73 read_write, command, size, data);
74 if (priv->deselect) 74 if (priv->deselect)
75 priv->deselect(parent, priv->mux_dev, priv->chan_id); 75 priv->deselect(parent, priv->mux_priv, priv->chan_id);
76 76
77 return ret; 77 return ret;
78} 78}
@@ -87,7 +87,8 @@ static u32 i2c_mux_functionality(struct i2c_adapter *adap)
87} 87}
88 88
89struct i2c_adapter *i2c_add_mux_adapter(struct i2c_adapter *parent, 89struct i2c_adapter *i2c_add_mux_adapter(struct i2c_adapter *parent,
90 void *mux_dev, u32 force_nr, u32 chan_id, 90 struct device *mux_dev,
91 void *mux_priv, u32 force_nr, u32 chan_id,
91 int (*select) (struct i2c_adapter *, 92 int (*select) (struct i2c_adapter *,
92 void *, u32), 93 void *, u32),
93 int (*deselect) (struct i2c_adapter *, 94 int (*deselect) (struct i2c_adapter *,
@@ -102,7 +103,7 @@ struct i2c_adapter *i2c_add_mux_adapter(struct i2c_adapter *parent,
102 103
103 /* Set up private adapter data */ 104 /* Set up private adapter data */
104 priv->parent = parent; 105 priv->parent = parent;
105 priv->mux_dev = mux_dev; 106 priv->mux_priv = mux_priv;
106 priv->chan_id = chan_id; 107 priv->chan_id = chan_id;
107 priv->select = select; 108 priv->select = select;
108 priv->deselect = deselect; 109 priv->deselect = deselect;