LKML Archive on lore.kernel.org
help / color / mirror / Atom feed
From: Wolfram Sang <wsa@the-dreams.de>
To: linux-i2c@vger.kernel.org
Cc: linux-arm-kernel@lists.infradead.org,
linuxppc-dev@lists.ozlabs.org, linux-mips@linux-mips.org,
Benjamin Herrenschmidt <benh@kernel.crashing.org>,
Ludovic Desroches <ludovic.desroches@atmel.com>,
Yingjoe Chen <yingjoe.chen@mediatek.com>,
Eddie Huang <eddie.huang@mediatek.com>,
Wolfram Sang <wsa@the-dreams.de>,
linux-kernel@vger.kernel.org
Subject: [RFC V2 10/12] i2c: viperboard: make use of the new infrastructure for quirks
Date: Wed, 25 Feb 2015 17:02:01 +0100 [thread overview]
Message-ID: <1424880126-15047-11-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-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 7533fa34d73711..47e88adf2011e1 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;
--
2.1.4
next prev parent reply other threads:[~2015-02-25 16:02 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 ` [RFC V2 07/12] i2c: axxia: " Wolfram Sang
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 ` Wolfram Sang [this message]
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
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=1424880126-15047-11-git-send-email-wsa@the-dreams.de \
--to=wsa@the-dreams.de \
--cc=benh@kernel.crashing.org \
--cc=eddie.huang@mediatek.com \
--cc=linux-arm-kernel@lists.infradead.org \
--cc=linux-i2c@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-mips@linux-mips.org \
--cc=linuxppc-dev@lists.ozlabs.org \
--cc=ludovic.desroches@atmel.com \
--cc=yingjoe.chen@mediatek.com \
--subject='Re: [RFC V2 10/12] i2c: viperboard: make use of the new infrastructure for quirks' \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).