diff options
Diffstat (limited to 'drivers/i2c/busses/i2c-dln2.c')
| -rw-r--r-- | drivers/i2c/busses/i2c-dln2.c | 13 |
1 files changed, 7 insertions, 6 deletions
diff --git a/drivers/i2c/busses/i2c-dln2.c b/drivers/i2c/busses/i2c-dln2.c index b3fb86af4cbb..1600edd57ce9 100644 --- a/drivers/i2c/busses/i2c-dln2.c +++ b/drivers/i2c/busses/i2c-dln2.c @@ -144,7 +144,6 @@ static int dln2_i2c_xfer(struct i2c_adapter *adapter, { struct dln2_i2c *dln2 = i2c_get_adapdata(adapter); struct i2c_msg *pmsg; - struct device *dev = &dln2->adapter.dev; int i; for (i = 0; i < num; i++) { @@ -152,11 +151,6 @@ static int dln2_i2c_xfer(struct i2c_adapter *adapter, pmsg = &msgs[i]; - if (pmsg->len > DLN2_I2C_MAX_XFER_SIZE) { - dev_warn(dev, "maximum transfer size exceeded\n"); - return -EOPNOTSUPP; - } - if (pmsg->flags & I2C_M_RD) { ret = dln2_i2c_read(dln2, pmsg->addr, pmsg->buf, pmsg->len); @@ -187,6 +181,11 @@ static const struct i2c_algorithm dln2_i2c_usb_algorithm = { .functionality = dln2_i2c_func, }; +static struct i2c_adapter_quirks dln2_i2c_quirks = { + .max_read_len = DLN2_I2C_MAX_XFER_SIZE, + .max_write_len = DLN2_I2C_MAX_XFER_SIZE, +}; + static int dln2_i2c_probe(struct platform_device *pdev) { int ret; @@ -209,7 +208,9 @@ static int dln2_i2c_probe(struct platform_device *pdev) dln2->adapter.owner = THIS_MODULE; dln2->adapter.class = I2C_CLASS_HWMON; dln2->adapter.algo = &dln2_i2c_usb_algorithm; + dln2->adapter.quirks = &dln2_i2c_quirks; dln2->adapter.dev.parent = dev; + dln2->adapter.dev.of_node = dev->of_node; i2c_set_adapdata(&dln2->adapter, dln2); snprintf(dln2->adapter.name, sizeof(dln2->adapter.name), "%s-%s-%d", "dln2-i2c", dev_name(pdev->dev.parent), dln2->port); |