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path: root/drivers/i2c/busses/i2c-stub.c
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Diffstat (limited to 'drivers/i2c/busses/i2c-stub.c')
-rw-r--r--drivers/i2c/busses/i2c-stub.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/i2c/busses/i2c-stub.c b/drivers/i2c/busses/i2c-stub.c
index d08eeec..1b7b2af 100644
--- a/drivers/i2c/busses/i2c-stub.c
+++ b/drivers/i2c/busses/i2c-stub.c
@@ -43,7 +43,7 @@ struct stub_chip {
static struct stub_chip *stub_chips;
-/* Return -1 on error. */
+/* Return negative errno on error. */
static s32 stub_xfer(struct i2c_adapter * adap, u16 addr, unsigned short flags,
char read_write, u8 command, int size, union i2c_smbus_data * data)
{
@@ -120,7 +120,7 @@ static s32 stub_xfer(struct i2c_adapter * adap, u16 addr, unsigned short flags,
default:
dev_dbg(&adap->dev, "Unsupported I2C/SMBus command\n");
- ret = -1;
+ ret = -EOPNOTSUPP;
break;
} /* switch (size) */
@@ -140,7 +140,7 @@ static const struct i2c_algorithm smbus_algorithm = {
static struct i2c_adapter stub_adapter = {
.owner = THIS_MODULE,
- .class = I2C_CLASS_HWMON,
+ .class = I2C_CLASS_HWMON | I2C_CLASS_SPD,
.algo = &smbus_algorithm,
.name = "SMBus stub driver",
};
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