i2c: octeon: reword according to newest specification

Change the wording of this driver wrt. the newest I2C v7 and SMBus 3.2
specifications and replace "master/slave" with more appropriate terms.

Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Reviewed-by: Andi Shyti <andi.shyti@kernel.org>
Signed-off-by: Andi Shyti <andi.shyti@kernel.org>

Author: Wolfram Sang

drivers/i2c/busses/i2c-octeon-core.c

@@ -221,14 +221,14 @@ static int octeon_i2c_check_status(struct octeon_i2c *i2c, int final_read)
 	case STAT_LOST_ARB_B0:
 		return -EAGAIN;
 
-	/* Being addressed as slave, should back off & listen */
+	/* Being addressed as local target, should back off & listen */
 	case STAT_SLAVE_60:
 	case STAT_SLAVE_70:
 	case STAT_GENDATA_ACK:
 	case STAT_GENDATA_NAK:
 		return -EOPNOTSUPP;
 
-	/* Core busy as slave */
+	/* Core busy as local target */
 	case STAT_SLAVE_80:
 	case STAT_SLAVE_88:
 	case STAT_SLAVE_A0:
@@ -608,7 +608,7 @@ static int octeon_i2c_hlc_comp_write(struct octeon_i2c *i2c, struct i2c_msg *msg
 }
 
 /**
- * octeon_i2c_xfer - The driver's master_xfer function
+ * octeon_i2c_xfer - The driver's xfer function
  * @adap: Pointer to the i2c_adapter structure
  * @msgs: Pointer to the messages to be processed
  * @num: Length of the MSGS array

drivers/i2c/busses/i2c-octeon-core.h

@@ -39,8 +39,8 @@
 /* Controller command and status bits */
 #define TWSI_CTL_CE		0x80	/* High level controller enable */
 #define TWSI_CTL_ENAB		0x40	/* Bus enable */
-#define TWSI_CTL_STA		0x20	/* Master-mode start, HW clears when done */
-#define TWSI_CTL_STP		0x10	/* Master-mode stop, HW clears when done */
+#define TWSI_CTL_STA		0x20	/* Controller-mode start, HW clears when done */
+#define TWSI_CTL_STP		0x10	/* Controller-mode stop, HW clears when done */
 #define TWSI_CTL_IFLG		0x08	/* HW event, SW writes 0 to ACK */
 #define TWSI_CTL_AAK		0x04	/* Assert ACK */
 

drivers/i2c/busses/i2c-octeon-platdrv.c

@@ -122,7 +122,7 @@ static u32 octeon_i2c_functionality(struct i2c_adapter *adap)
 }
 
 static const struct i2c_algorithm octeon_i2c_algo = {
-	.master_xfer = octeon_i2c_xfer,
+	.xfer = octeon_i2c_xfer,
 	.functionality = octeon_i2c_functionality,
 };