From patchwork Fri Sep 19 18:03:39 2008
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Subject: [1/2] i2c: expand I2C's id.name to 23 characters
Date: Fri, 19 Sep 2008 08:03:39 -0000
From: Anton Vorontsov <avorontsov@ru.mvista.com>
X-Patchwork-Id: 654
Message-Id: <20080919180339.GA13899@oksana.dev.rtsoft.ru>
To: Jean Delvare <khali@linux-fr.org>,
	Ben Dooks <ben-linux@fluff.org>
Cc: linuxppc-dev@ozlabs.org, i2c@lm-sensors.org

It was discussed[1] that we should match on the first (most specific)
entry in the device tree.

The most lengthy I2C compatible entry for the MPC8349E-mITX MCU
devices is "mc9s08qg8-mpc8349emitx" (w/o vendor name). This means
that we have to allow longer IDs to be used in the I2C subsystem.

[1] http://www.mail-archive.com/linuxppc-dev@ozlabs.org/msg21196.html

Signed-off-by: Anton Vorontsov <avorontsov@ru.mvista.com>


diff --git a/include/linux/mod_devicetable.h b/include/linux/mod_devicetable.h
index c4db582..9d9d1f5 100644
--- a/include/linux/mod_devicetable.h
+++ b/include/linux/mod_devicetable.h
@@ -379,7 +379,7 @@ struct virtio_device_id {
 
 /* i2c */
 
-#define I2C_NAME_SIZE	20
+#define I2C_NAME_SIZE	23
 #define I2C_MODULE_PREFIX "i2c:"
 
 struct i2c_device_id {