i2c: add a flag to mark clients as slaves

And update indentation with one more tab, sigh...

Tested-by: Andrey Danin <danindrey@mail.ru>
Acked-by: Stephen Warren <swarren@nvidia.com>
Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Signed-off-by: Wolfram Sang <wsa@the-dreams.de>

diff --git a/include/linux/i2c.h b/include/linux/i2c.h
index e2c859b..5aea071 100644 (file)
--- a/include/linux/i2c.h
+++ b/include/linux/i2c.h
@@ -550,11 +550,12 @@ void i2c_lock_adapter(struct i2c_adapter *);
 void i2c_unlock_adapter(struct i2c_adapter *);
 
 /*flags for the client struct: */
-#define I2C_CLIENT_PEC 0x04            /* Use Packet Error Checking */
-#define I2C_CLIENT_TEN 0x10            /* we have a ten bit chip address */
+#define I2C_CLIENT_PEC         0x04    /* Use Packet Error Checking */
+#define I2C_CLIENT_TEN         0x10    /* we have a ten bit chip address */
                                        /* Must equal I2C_M_TEN below */
-#define I2C_CLIENT_WAKE        0x80            /* for board_info; true iff can wake */
-#define I2C_CLIENT_SCCB        0x9000          /* Use Omnivision SCCB protocol */
+#define I2C_CLIENT_SLAVE       0x20    /* we are the slave */
+#define I2C_CLIENT_WAKE                0x80    /* for board_info; true iff can wake */
+#define I2C_CLIENT_SCCB                0x9000  /* Use Omnivision SCCB protocol */
                                        /* Must match I2C_M_STOP|IGNORE_NAK */
 
 /* i2c adapter classes (bitmask) */