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i2c: tegra: don't advertise SMBUS_QUICK

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This HW cannot send 0-byte-length messages and the driver discards them.
So, we should not advertise SMBUS_QUICK.

Signed-off-by: Wolfram Sang <wsa@the-dreams.de>
This commit is contained in:
Wolfram Sang 2015-06-16 19:47:21 +02:00
parent e8e523a42a
commit 4bb28e3776
1 changed files with 2 additions and 2 deletions
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4
drivers/i2c/busses/i2c-tegra.c
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@ -656,8 +656,8 @@ static int tegra_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg msgs[],
static u32 tegra_i2c_func(struct i2c_adapter *adap)
{
struct tegra_i2c_dev *i2c_dev = i2c_get_adapdata(adap);
u32 ret = I2C_FUNC_I2C | I2C_FUNC_SMBUS_EMUL | I2C_FUNC_10BIT_ADDR |
I2C_FUNC_PROTOCOL_MANGLING;
u32 ret = I2C_FUNC_I2C | (I2C_FUNC_SMBUS_EMUL & ~I2C_FUNC_SMBUS_QUICK) |
I2C_FUNC_10BIT_ADDR | I2C_FUNC_PROTOCOL_MANGLING;
if (i2c_dev->hw->has_continue_xfer_support)
ret |= I2C_FUNC_NOSTART;