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From: Wolfram Sang <wsa@the-dreams.de>
To: linux-i2c@vger.kernel.org
Cc: linux-mips@linux-mips.org, Wolfram Sang <wsa@the-dreams.de>,
	linux-kernel@vger.kernel.org,
	Ludovic Desroches <ludovic.desroches@atmel.com>,
	Yingjoe Chen <yingjoe.chen@mediatek.com>,
	linuxppc-dev@lists.ozlabs.org,
	linux-arm-kernel@lists.infradead.org
Subject: [RFC 07/11] i2c: axxia: make use of the new infrastructure for quirks
Date: Fri,  9 Jan 2015 18:21:37 +0100	[thread overview]
Message-ID: <1420824103-24169-8-git-send-email-wsa@the-dreams.de> (raw)
In-Reply-To: <1420824103-24169-1-git-send-email-wsa@the-dreams.de>

Signed-off-by: Wolfram Sang <wsa@the-dreams.de>
---
 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 768a598d8d03..488c5d3bf9db 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;
 
-- 
2.1.3

  parent reply	other threads:[~2015-01-09 17:22 UTC|newest]

Thread overview: 26+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-01-09 17:21 [RFC 00/11] i2c: add generic quirk infrastructure Wolfram Sang
2015-01-09 17:21 ` [RFC 01/11] i2c: add quirk structure to describe adapter flaws Wolfram Sang
2015-01-16  5:50   ` Eddie Huang
2015-01-19 15:05     ` Wolfram Sang
2015-02-24 16:04       ` Wolfram Sang
2015-01-16  8:18   ` Yingjoe Chen
2015-01-19 15:00     ` Wolfram Sang
2015-01-09 17:21 ` [RFC 02/11] i2c: add quirk checks to core Wolfram Sang
2015-01-09 19:35   ` Sergei Shtylyov
2015-01-09 20:45     ` Wolfram Sang
2015-01-09 21:05       ` Sergei Shtylyov
2015-01-12  9:58   ` Ludovic Desroches
2015-01-12 10:13     ` Wolfram Sang
2015-01-12 12:08   ` Russell King - ARM Linux
2015-02-24 14:25     ` Wolfram Sang
2015-01-12 13:15   ` Matthias Brugger
2015-02-24 14:16     ` Wolfram Sang
2015-01-09 17:21 ` [RFC 03/11] i2c: at91: make use of the new infrastructure for quirks Wolfram Sang
2015-01-09 17:21 ` [RFC 04/11] i2c: opal: " Wolfram Sang
2015-01-09 17:21 ` [RFC 05/11] i2c: qup: " Wolfram Sang
2015-01-09 17:21 ` [RFC 06/11] i2c: cpm: " Wolfram Sang
2015-01-09 17:21 ` Wolfram Sang [this message]
2015-01-09 17:21 ` [RFC 08/11] i2c: dln2: " Wolfram Sang
2015-01-09 17:21 ` [RFC 09/11] i2c: powermac: " Wolfram Sang
2015-01-09 17:21 ` [RFC 10/11] i2c: viperboard: " Wolfram Sang
2015-01-09 17:21 ` [RFC 11/11] i2c: pmcmsp: " Wolfram Sang

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