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authorJean Delvare <khali@linux-fr.org>2009-12-06 17:06:22 +0100
committerJean Delvare <khali@linux-fr.org>2009-12-06 17:06:22 +0100
commitda44bdeb95ea75eec263f42f7703bbf14f004f6a (patch)
tree4ef557995fff162e4aef114fcd5959956b050ef6 /drivers/i2c/busses/i2c-powermac.c
parenti2c: Prevent priority inversion on top of bus lock (diff)
downloadlinux-dev-da44bdeb95ea75eec263f42f7703bbf14f004f6a.tar.xz
linux-dev-da44bdeb95ea75eec263f42f7703bbf14f004f6a.zip
i2c: Bus drivers don't have to support I2C_M_REV_DIR_ADDR
I2C bus drivers don't have to support I2C_M_REV_DIR_ADDR. It is a deviation from the I2C specification, which only makes sense to implement when really needed. Signed-off-by: Jean Delvare <khali@linux-fr.org> Cc: Ben Dooks <ben-linux@fluff.org>
Diffstat (limited to '')
-rw-r--r--drivers/i2c/busses/i2c-powermac.c2
1 files changed, 0 insertions, 2 deletions
diff --git a/drivers/i2c/busses/i2c-powermac.c b/drivers/i2c/busses/i2c-powermac.c
index 02b02413850a..1c440a70ec61 100644
--- a/drivers/i2c/busses/i2c-powermac.c
+++ b/drivers/i2c/busses/i2c-powermac.c
@@ -162,8 +162,6 @@ static int i2c_powermac_master_xfer( struct i2c_adapter *adap,
return -EINVAL;
read = (msgs->flags & I2C_M_RD) != 0;
addrdir = (msgs->addr << 1) | read;
- if (msgs->flags & I2C_M_REV_DIR_ADDR)
- addrdir ^= 1;
rc = pmac_i2c_open(bus, 0);
if (rc) {