Change the wording of this driver wrt. the newest I2C v7 and SMBus 3.2
specifications and replace "master/slave" with more appropriate terms.
Remove a useless comment while here.
Signed-off-by: Wolfram Sang <wsa+renesas@xxxxxxxxxxxxxxxxxxxx>
---
drivers/i2c/busses/i2c-au1550.c | 15 +++++++--------
1 file changed, 7 insertions(+), 8 deletions(-)
diff --git a/drivers/i2c/busses/i2c-au1550.c b/drivers/i2c/busses/i2c-au1550.c
index 8e43f25c117e..902e420e761e 100644
--- a/drivers/i2c/busses/i2c-au1550.c
+++ b/drivers/i2c/busses/i2c-au1550.c
@@ -81,11 +81,10 @@ static int wait_ack(struct i2c_au1550_data *adap)
return 0;
}
-static int wait_master_done(struct i2c_au1550_data *adap)
+static int wait_controller_done(struct i2c_au1550_data *adap)
{
int i;
- /* Wait for Master Done. */
for (i = 0; i < 2 * adap->xfer_timeout; i++) {
if ((RD(adap, PSC_SMBEVNT) & PSC_SMBEVNT_MD) != 0)
return 0;
@@ -120,12 +119,12 @@ do_address(struct i2c_au1550_data *adap, unsigned int addr, int rd, int q)
if (q)
addr |= PSC_SMBTXRX_STP;
- /* Put byte into fifo, start up master. */
+ /* Put byte into fifo, start up controller */
WR(adap, PSC_SMBTXRX, addr);
WR(adap, PSC_SMBPCR, PSC_SMBPCR_MS);
if (wait_ack(adap))
return -EIO;
- return (q) ? wait_master_done(adap) : 0;
+ return (q) ? wait_controller_done(adap) : 0;
}
static int wait_for_rx_byte(struct i2c_au1550_data *adap, unsigned char *out)
@@ -175,7 +174,7 @@ static int i2c_read(struct i2c_au1550_data *adap, unsigned char *buf,
/* The last byte has to indicate transfer done. */
WR(adap, PSC_SMBTXRX, PSC_SMBTXRX_STP);
- if (wait_master_done(adap))
+ if (wait_controller_done(adap))
return -EIO;
buf[i] = (unsigned char)(RD(adap, PSC_SMBTXRX) & 0xff);
@@ -204,7 +203,7 @@ static int i2c_write(struct i2c_au1550_data *adap, unsigned char *buf,
data = buf[i];
data |= PSC_SMBTXRX_STP;
WR(adap, PSC_SMBTXRX, data);
- if (wait_master_done(adap))
+ if (wait_controller_done(adap))
return -EIO;
return 0;
}
@@ -246,8 +245,8 @@ static u32 au1550_func(struct i2c_adapter *adap)
}
static const struct i2c_algorithm au1550_algo = {
- .master_xfer = au1550_xfer,
- .functionality = au1550_func,
+ .xfer = au1550_xfer,
+ .functionality = au1550_func,
};
static void i2c_au1550_setup(struct i2c_au1550_data *priv)
--
2.43.0
