[PATCH] I2C: Drop the I2C_ACK_TEST ioctl

Drop the I2C_ACK_TEST ioctl, which was commented out. It never really
existed (not after 1999 anyway), and there is no such thing as a ack
test on I2C/SMBus anyway.

Signed-off-by: Jean Delvare <khali@linux-fr.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

diff --git a/include/linux/i2c.h b/include/linux/i2c.h
index 1ead519..be35332 100644 (file)
--- a/include/linux/i2c.h
+++ b/include/linux/i2c.h
@@ -508,9 +508,6 @@ union i2c_smbus_data {
 #define I2C_FUNCS      0x0705  /* Get the adapter functionality */
 #define I2C_RDWR       0x0707  /* Combined R/W transfer (one stop only)*/
 #define I2C_PEC                0x0708  /* != 0 for SMBus PEC                   */
-#if 0
-#define I2C_ACK_TEST   0x0710  /* See if a slave is at a specific address */
-#endif
 
 #define I2C_SMBUS      0x0720  /* SMBus-level access */