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From: wsa@the-dreams.de (Wolfram Sang)
To: linux-arm-kernel@lists.infradead.org
Subject: [RFC V2 07/12] i2c: axxia: make use of the new infrastructure for quirks
Date: Wed, 25 Feb 2015 17:01:58 +0100	[thread overview]
Message-ID: <1424880126-15047-8-git-send-email-wsa@the-dreams.de> (raw)
In-Reply-To: <1424880126-15047-1-git-send-email-wsa@the-dreams.de>

From: Wolfram Sang <wsa+renesas@sang-engineering.com>

Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
---
 drivers/i2c/busses/i2c-axxia.c | 11 ++++++-----
 1 file changed, 6 insertions(+), 5 deletions(-)

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;
 
-- 
2.1.4

  parent reply	other threads:[~2015-02-25 16:01 UTC|newest]

Thread overview: 26+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-02-25 16:01 [RFC V2 00/12] i2c: describe adapter quirks in a generic way Wolfram Sang
2015-02-25 16:01 ` [RFC V2 01/12] i2c: add quirk structure to describe adapter flaws Wolfram Sang
2015-02-25 16:01 ` [RFC V2 02/12] i2c: add quirk checks to core Wolfram Sang
2015-02-25 16:01 ` [RFC V2 03/12] i2c: at91: make use of the new infrastructure for quirks Wolfram Sang
2015-03-08  8:28   ` Wolfram Sang
2015-03-09 16:11     ` Ludovic Desroches
2015-03-10 13:55     ` Ludovic Desroches
2015-03-12 14:50       ` Wolfram Sang
2015-02-25 16:01 ` [RFC V2 04/12] i2c: opal: " Wolfram Sang
2015-03-10 17:13   ` Neelesh Gupta
2015-03-10 23:12     ` Benjamin Herrenschmidt
2015-03-11  4:26       ` Neelesh Gupta
2015-03-12 14:55         ` Wolfram Sang
2015-02-25 16:01 ` [RFC V2 05/12] i2c: qup: " Wolfram Sang
2015-02-25 16:01 ` [RFC V2 06/12] i2c: cpm: " Wolfram Sang
2015-02-25 16:01 ` Wolfram Sang [this message]
2015-02-25 16:01 ` [RFC V2 08/12] i2c: dln2: " Wolfram Sang
2015-02-25 16:02 ` [RFC V2 09/12] i2c: powermac: " Wolfram Sang
2015-02-25 16:02 ` [RFC V2 10/12] i2c: viperboard: " Wolfram Sang
2015-02-25 16:02 ` [RFC V2 11/12] i2c: pmcmsp: " Wolfram Sang
2015-02-25 16:02 ` [RFC V2 12/12] i2c: bcm-iproc: " Wolfram Sang
2015-02-26 23:32   ` Ray Jui
2015-03-12 14:56     ` Wolfram Sang
2015-03-05 13:27 ` [RFC V2 00/12] i2c: describe adapter quirks in a generic way Ivan T. Ivanov
2015-03-12 14:56   ` Wolfram Sang
2015-03-14 11:14 ` Wolfram Sang

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