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path: root/drivers/i2c/chips/eeprom.c
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Diffstat (limited to 'drivers/i2c/chips/eeprom.c')
-rw-r--r--drivers/i2c/chips/eeprom.c12
1 files changed, 5 insertions, 7 deletions
diff --git a/drivers/i2c/chips/eeprom.c b/drivers/i2c/chips/eeprom.c
index cbdfa2d..a2da31b 100644
--- a/drivers/i2c/chips/eeprom.c
+++ b/drivers/i2c/chips/eeprom.c
@@ -26,7 +26,6 @@
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
-#include <linux/config.h>
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/module.h>
@@ -164,6 +163,11 @@ int eeprom_detect(struct i2c_adapter *adapter, int address, int kind)
struct eeprom_data *data;
int err = 0;
+ /* prevent 24RF08 corruption */
+ if (kind < 0)
+ i2c_smbus_xfer(adapter, address, 0, 0, 0,
+ I2C_SMBUS_QUICK, NULL);
+
/* There are three ways we can read the EEPROM data:
(1) I2C block reads (faster, but unsupported by most adapters)
(2) Consecutive byte reads (100% overhead)
@@ -174,9 +178,6 @@ int eeprom_detect(struct i2c_adapter *adapter, int address, int kind)
| I2C_FUNC_SMBUS_BYTE))
goto exit;
- /* OK. For now, we presume we have a valid client. We now create the
- client structure, even though we cannot fill it completely yet.
- But it allows us to access eeprom_{read,write}_value. */
if (!(data = kmalloc(sizeof(struct eeprom_data), GFP_KERNEL))) {
err = -ENOMEM;
goto exit;
@@ -191,9 +192,6 @@ int eeprom_detect(struct i2c_adapter *adapter, int address, int kind)
new_client->driver = &eeprom_driver;
new_client->flags = 0;
- /* prevent 24RF08 corruption */
- i2c_smbus_write_quick(new_client, 0);
-
/* Fill in the remaining client fields */
strlcpy(new_client->name, "eeprom", I2C_NAME_SIZE);
data->valid = 0;