I2C: sparse cleanups for a few i2c drivers.

drivers/i2c/busses/i2c-elektor.c

@@ -143,7 +143,7 @@ static int pcf_isa_init(void)
 		}
 	}
 	if (irq > 0) {
-		if (request_irq(irq, pcf_isa_handler, 0, "PCF8584", 0) < 0) {
+		if (request_irq(irq, pcf_isa_handler, 0, "PCF8584", NULL) < 0) {
 			printk(KERN_ERR "i2c-elektor: Request irq%d failed\n", irq);
 			irq = 0;
 		} else
@@ -244,7 +244,7 @@ static int __init i2c_pcfisa_init(void)
  fail:
 	if (irq > 0) {
 		disable_irq(irq);
-		free_irq(irq, 0);
+		free_irq(irq, NULL);
 	}
 
 	if (!mmapped)
@@ -258,7 +258,7 @@ static void i2c_pcfisa_exit(void)
 
 	if (irq > 0) {
 		disable_irq(irq);
-		free_irq(irq, 0);
+		free_irq(irq, NULL);
 	}
 
 	if (!mmapped)

drivers/i2c/chips/adm1031.c

@@ -101,10 +101,6 @@ static int adm1031_attach_adapter(struct i2c_adapter *adapter);
 static int adm1031_detect(struct i2c_adapter *adapter, int address, int kind);
 static void adm1031_init_client(struct i2c_client *client);
 static int adm1031_detach_client(struct i2c_client *client);
-static inline u8 adm1031_read_value(struct i2c_client *client, u8 reg);
-static inline int
-adm1031_write_value(struct i2c_client *client, u8 reg, unsigned int value);
-
 static struct adm1031_data *adm1031_update_device(struct device *dev);
 
 /* This is the driver that will be inserted */
@@ -116,7 +112,19 @@ static struct i2c_driver adm1031_driver = {
 	.detach_client = adm1031_detach_client,
 };
 
-static int adm1031_id = 0;
+static int adm1031_id;
+
+static inline u8 adm1031_read_value(struct i2c_client *client, u8 reg)
+{
+	return i2c_smbus_read_byte_data(client, reg);
+}
+
+static inline int
+adm1031_write_value(struct i2c_client *client, u8 reg, unsigned int value)
+{
+	return i2c_smbus_write_byte_data(client, reg, value);
+}
+
 
 #define TEMP_TO_REG(val)		(((val) < 0 ? ((val - 500) / 1000) : \
 					((val + 500) / 1000)))
@@ -849,17 +857,6 @@ static int adm1031_detach_client(struct i2c_client *client)
 	return 0;
 }
 
-static inline u8 adm1031_read_value(struct i2c_client *client, u8 reg)
-{
-	return i2c_smbus_read_byte_data(client, reg);
-}
-
-static inline int
-adm1031_write_value(struct i2c_client *client, u8 reg, unsigned int value)
-{
-	return i2c_smbus_write_byte_data(client, reg, value);
-}
-
 static void adm1031_init_client(struct i2c_client *client)
 {
 	unsigned int read_val;