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 10/11] i2c: viperboard: make use of the new infrastructure for quirks
Date: Fri, 9 Jan 2015 18:21:40 +0100 [thread overview]
Message-ID: <1420824103-24169-11-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-viperboard.c | 10 ++++++----
1 file 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;
--
2.1.3
next prev 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 ` [RFC 07/11] i2c: axxia: " Wolfram Sang
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 ` Wolfram Sang [this message]
2015-01-09 17:21 ` [RFC 11/11] i2c: pmcmsp: " Wolfram Sang
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