[RFC,V2,07/12] i2c: axxia: make use of the new infrastructure for quirks

Commit Message

Wolfram Sang Feb. 25, 2015, 4:01 p.m. UTC

From: Wolfram Sang <[e-mail]>

Signed-off-by: Wolfram Sang <[e-mail]>
---
 drivers/i2c/busses/i2c-axxia.c | 11 ++++++-----
 1 file changed, 6 insertions(+), 5 deletions(-)

Patch

diff --git a/drivers/i2c/busses/i2c-axxia.c b/drivers/i2c/busses/i2c-axxia.c
index 768a598d8d03ad..488c5d3bf9dba7 100644
--- a/drivers/i2c/busses/i2c-axxia.c
+++ b/drivers/i2c/busses/i2c-axxia.c
@@ -336,11 +336,6 @@  static int axxia_i2c_xfer_msg(struct axxia_i2c_dev *idev, struct i2c_msg *msg)
 	u32 addr_1, addr_2;
 	int ret;
 
-	if (msg->len > 255) {
-		dev_warn(idev->dev, "unsupported length %u\n", msg->len);
-		return -EINVAL;
-	}
-
 	idev->msg = msg;
 	idev->msg_xfrd = 0;
 	idev->msg_err = 0;
@@ -454,6 +449,11 @@  static const struct i2c_algorithm axxia_i2c_algo = {
 	.functionality = axxia_i2c_func,
 };
 
+static struct i2c_adapter_quirks axxia_i2c_quirks = {
+	.max_read_len = 255,
+	.max_write_len = 255,
+};
+
 static int axxia_i2c_probe(struct platform_device *pdev)
 {
 	struct device_node *np = pdev->dev.of_node;
@@ -511,6 +511,7 @@  static int axxia_i2c_probe(struct platform_device *pdev)
 	strlcpy(idev->adapter.name, pdev->name, sizeof(idev->adapter.name));
 	idev->adapter.owner = THIS_MODULE;
 	idev->adapter.algo = &axxia_i2c_algo;
+	idev->adapter.quirks = &axxia_i2c_quirks;
 	idev->adapter.dev.parent = &pdev->dev;
 	idev->adapter.dev.of_node = pdev->dev.of_node;