i2c: viperboard: make use of the new infrastructure for quirks

Signed-off-by: Wolfram Sang <wsa@the-dreams.de>

1 files changed, 6 insertions, 4 deletions

diff --git a/drivers/i2c/busses/i2c-viperboard.c b/drivers/i2c/busses/i2c-viperboard.c
index 7533fa34d737..47e88adf2011 100644
--- a/drivers/i2c/busses/i2c-viperboard.c
+++ b/drivers/i2c/busses/i2c-viperboard.c
@@ -288,10 +288,6 @@ static int vprbrd_i2c_xfer(struct i2c_adapter *i2c, struct i2c_msg *msgs,
                         i, pmsg->flags & I2C_M_RD ? "read" : "write",
                         pmsg->flags, pmsg->len, pmsg->addr);
 
-                /* msgs longer than 2048 bytes are not supported by adapter */
-                if (pmsg->len > 2048)
-                        return -EINVAL;
-
                 mutex_lock(&vb->lock);
                 /* directly send the message */
                 if (pmsg->flags & I2C_M_RD) {
@@ -358,6 +354,11 @@ static const struct i2c_algorithm vprbrd_algorithm = {
         .functionality  = vprbrd_i2c_func,
 };
 
+static struct i2c_adapter_quirks vprbrd_quirks = {
+        .max_read_len = 2048,
+        .max_write_len = 2048,
+};
+
 static int vprbrd_i2c_probe(struct platform_device *pdev)
 {
         struct vprbrd *vb = dev_get_drvdata(pdev->dev.parent);
@@ -373,6 +374,7 @@ static int vprbrd_i2c_probe(struct platform_device *pdev)
         vb_i2c->i2c.owner = THIS_MODULE;
         vb_i2c->i2c.class = I2C_CLASS_HWMON;
         vb_i2c->i2c.algo = &vprbrd_algorithm;
+        vb_i2c->i2c.quirks = &vprbrd_quirks;
         vb_i2c->i2c.algo_data = vb;
         /* save the param in usb capabable memory */
         vb_i2c->bus_freq_param = i2c_bus_param;