From mboxrd@z Thu Jan 1 00:00:00 1970 From: Shinya Kuribayashi Subject: [PATCH v2 15/22] i2c-designware: i2c_dw_func: Set I2C_FUNC_SMBUS_foo bits Date: Fri, 06 Nov 2009 21:50:02 +0900 Message-ID: <4AF41B7A.8010609@necel.com> References: <4AF419B6.1000802@necel.com> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <4AF419B6.1000802-jaWZhaxaiAMAvxtiuMwx3w@public.gmane.org> Sender: linux-i2c-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: baruch-NswTu9S1W3P6gbPvEgmw2w@public.gmane.org, ben-linux-elnMNo+KYs3YtjvyW6yDsg@public.gmane.org, linux-i2c-u79uwXL29TY76Z2rM5mHXA@public.gmane.org List-Id: linux-i2c@vger.kernel.org Set proper I2C_FUNC_SMBUS_* bits so that the driver could be used with some utilities requiring SMBus functionalities, such as i2c-tools. Note that DW I2C core doesn't support I2C_FUNC_SMBUS_QUICK, as it's not capable of zero-length data transactions. Signed-off-by: Shinya Kuribayashi --- drivers/i2c/busses/i2c-designware.c | 7 ++++++- 1 files changed, 6 insertions(+), 1 deletions(-) diff --git a/drivers/i2c/busses/i2c-designware.c b/drivers/i2c/busses/i2c-designware.c index c3702a8..5ba7e55 100644 --- a/drivers/i2c/busses/i2c-designware.c +++ b/drivers/i2c/busses/i2c-designware.c @@ -528,7 +528,12 @@ done: static u32 i2c_dw_func(struct i2c_adapter *adap) { - return I2C_FUNC_I2C | I2C_FUNC_10BIT_ADDR; + return I2C_FUNC_I2C | + I2C_FUNC_10BIT_ADDR | + I2C_FUNC_SMBUS_BYTE | + I2C_FUNC_SMBUS_BYTE_DATA | + I2C_FUNC_SMBUS_WORD_DATA | + I2C_FUNC_SMBUS_I2C_BLOCK; } static u32 i2c_dw_read_clear_intrbits(struct dw_i2c_dev *dev) -- 1.6.5.2