rtc: rx8581: remove useless declaration

The rx8581_driver forward declaration is useless, remove it.

Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>

diff --git a/drivers/rtc/rtc-rx8581.c b/drivers/rtc/rtc-rx8581.c
index a91fbb86a1106b6bd59030270d95584e81c4a919..0a70f1ac5cc242aacbb8e997537cd3732e9c2e34 100644 (file)
--- a/drivers/rtc/rtc-rx8581.c
+++ b/drivers/rtc/rtc-rx8581.c
@@ -59,8 +59,6 @@ struct rx8581 {
                                u8 length, const u8 *values);
 };
 
-static struct i2c_driver rx8581_driver;
-
 static int rx8581_read_block_data(const struct i2c_client *client, u8 command,
                                        u8 length, u8 *values)
 {
@@ -107,7 +105,7 @@ static int rx8581_rtc_read_time(struct device *dev, struct rtc_time *tm)
         */
        data = i2c_smbus_read_byte_data(client, RX8581_REG_FLAG);
        if (data < 0) {
-               dev_err(&client->dev, "Unable to read device flags\n");
+               dev_err(dev, "Unable to read device flags\n");
                return -EIO;
        }
 
@@ -117,7 +115,7 @@ static int rx8581_rtc_read_time(struct device *dev, struct rtc_time *tm)
                        err = i2c_smbus_write_byte_data(client,
                                RX8581_REG_FLAG, (data & ~RX8581_FLAG_UF));
                        if (err != 0) {
-                               dev_err(&client->dev, "Unable to write device flags\n");
+                               dev_err(dev, "Unable to write device flags\n");
                                return -EIO;
                        }
                }
@@ -126,24 +124,23 @@ static int rx8581_rtc_read_time(struct device *dev, struct rtc_time *tm)
                err = rx8581->read_block_data(client, RX8581_REG_SC,
                        7, date);
                if (err < 0) {
-                       dev_err(&client->dev, "Unable to read date\n");
+                       dev_err(dev, "Unable to read date\n");
                        return -EIO;
                }
 
                /* Check flag register */
                data = i2c_smbus_read_byte_data(client, RX8581_REG_FLAG);
                if (data < 0) {
-                       dev_err(&client->dev, "Unable to read device flags\n");
+                       dev_err(dev, "Unable to read device flags\n");
                        return -EIO;
                }
        } while (data & RX8581_FLAG_UF);
 
        if (data & RX8581_FLAG_VLF)
-               dev_info(&client->dev,
+               dev_info(dev,
                        "low voltage detected, date/time is not reliable.\n");
 
-       dev_dbg(&client->dev,
-               "%s: raw data is sec=%02x, min=%02x, hr=%02x, "
+       dev_dbg(dev, "%s: raw data is sec=%02x, min=%02x, hr=%02x, "
                "wday=%02x, mday=%02x, mon=%02x, year=%02x\n",
                __func__,
                date[0], date[1], date[2], date[3], date[4], date[5], date[6]);
@@ -156,7 +153,7 @@ static int rx8581_rtc_read_time(struct device *dev, struct rtc_time *tm)
        tm->tm_mon = bcd2bin(date[RX8581_REG_MO] & 0x1F) - 1; /* rtc mn 1-12 */
        tm->tm_year = bcd2bin(date[RX8581_REG_YR]) + 100;
 
-       dev_dbg(&client->dev, "%s: tm is secs=%d, mins=%d, hours=%d, "
+       dev_dbg(dev, "%s: tm is secs=%d, mins=%d, hours=%d, "
                "mday=%d, mon=%d, year=%d, wday=%d\n",
                __func__,
                tm->tm_sec, tm->tm_min, tm->tm_hour,
@@ -172,7 +169,7 @@ static int rx8581_rtc_set_time(struct device *dev, struct rtc_time *tm)
        unsigned char buf[7];
        struct rx8581 *rx8581 = i2c_get_clientdata(client);
 
-       dev_dbg(&client->dev, "%s: secs=%d, mins=%d, hours=%d, "
+       dev_dbg(dev, "%s: secs=%d, mins=%d, hours=%d, "
                "mday=%d, mon=%d, year=%d, wday=%d\n",
                __func__,
                tm->tm_sec, tm->tm_min, tm->tm_hour,
@@ -195,49 +192,49 @@ static int rx8581_rtc_set_time(struct device *dev, struct rtc_time *tm)
        /* Stop the clock */
        data = i2c_smbus_read_byte_data(client, RX8581_REG_CTRL);
        if (data < 0) {
-               dev_err(&client->dev, "Unable to read control register\n");
+               dev_err(dev, "Unable to read control register\n");
                return -EIO;
        }
 
        err = i2c_smbus_write_byte_data(client, RX8581_REG_CTRL,
                (data | RX8581_CTRL_STOP));
        if (err < 0) {
-               dev_err(&client->dev, "Unable to write control register\n");
+               dev_err(dev, "Unable to write control register\n");
                return -EIO;
        }
 
        /* write register's data */
        err = rx8581->write_block_data(client, RX8581_REG_SC, 7, buf);
        if (err < 0) {
-               dev_err(&client->dev, "Unable to write to date registers\n");
+               dev_err(dev, "Unable to write to date registers\n");
                return -EIO;
        }
 
        /* get VLF and clear it */
        data = i2c_smbus_read_byte_data(client, RX8581_REG_FLAG);
        if (data < 0) {
-               dev_err(&client->dev, "Unable to read flag register\n");
+               dev_err(dev, "Unable to read flag register\n");
                return -EIO;
        }
 
        err = i2c_smbus_write_byte_data(client, RX8581_REG_FLAG,
                (data & ~(RX8581_FLAG_VLF)));
        if (err != 0) {
-               dev_err(&client->dev, "Unable to write flag register\n");
+               dev_err(dev, "Unable to write flag register\n");
                return -EIO;
        }
 
        /* Restart the clock */
        data = i2c_smbus_read_byte_data(client, RX8581_REG_CTRL);
        if (data < 0) {
-               dev_err(&client->dev, "Unable to read control register\n");
+               dev_err(dev, "Unable to read control register\n");
                return -EIO;
        }
 
        err = i2c_smbus_write_byte_data(client, RX8581_REG_CTRL,
                (data & ~(RX8581_CTRL_STOP)));
        if (err != 0) {
-               dev_err(&client->dev, "Unable to write control register\n");
+               dev_err(dev, "Unable to write control register\n");
                return -EIO;
        }