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| author | Herbert Xu <herbert@gondor.apana.org.au> | 2010-05-26 05:36:58 +0400 |
|---|---|---|
| committer | Herbert Xu <herbert@gondor.apana.org.au> | 2010-05-26 05:36:58 +0400 |
| commit | 50d1e9302bab7d35dae7146f8c468e0943015616 (patch) | |
| tree | fa05320f4a297bd582686574cf94ba444e264b3f /drivers/misc/eeprom/max6875.c | |
| parent | 7cc2835083aedfde42de02301005a5555e00c4b1 (diff) | |
| parent | dc4ccfd15d4fc7a91ddf222bc5eed5cc4bcf10e6 (diff) | |
| download | linux-50d1e9302bab7d35dae7146f8c468e0943015616.tar.xz | |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/crypto-2.6
Diffstat (limited to 'drivers/misc/eeprom/max6875.c')
| -rw-r--r-- | drivers/misc/eeprom/max6875.c | 54 |
1 files changed, 27 insertions, 27 deletions
diff --git a/drivers/misc/eeprom/max6875.c b/drivers/misc/eeprom/max6875.c index 5a6b2bce8ad5..5653a3ce0517 100644 --- a/drivers/misc/eeprom/max6875.c +++ b/drivers/misc/eeprom/max6875.c @@ -1,30 +1,30 @@ /* - max6875.c - driver for MAX6874/MAX6875 - - Copyright (C) 2005 Ben Gardner <bgardner@wabtec.com> - - Based on eeprom.c - - The MAX6875 has a bank of registers and two banks of EEPROM. - Address ranges are defined as follows: - * 0x0000 - 0x0046 = configuration registers - * 0x8000 - 0x8046 = configuration EEPROM - * 0x8100 - 0x82FF = user EEPROM - - This driver makes the user EEPROM available for read. - - The registers & config EEPROM should be accessed via i2c-dev. - - The MAX6875 ignores the lowest address bit, so each chip responds to - two addresses - 0x50/0x51 and 0x52/0x53. - - Note that the MAX6875 uses i2c_smbus_write_byte_data() to set the read - address, so this driver is destructive if loaded for the wrong EEPROM chip. - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; version 2 of the License. -*/ + * max6875.c - driver for MAX6874/MAX6875 + * + * Copyright (C) 2005 Ben Gardner <bgardner@wabtec.com> + * + * Based on eeprom.c + * + * The MAX6875 has a bank of registers and two banks of EEPROM. + * Address ranges are defined as follows: + * * 0x0000 - 0x0046 = configuration registers + * * 0x8000 - 0x8046 = configuration EEPROM + * * 0x8100 - 0x82FF = user EEPROM + * + * This driver makes the user EEPROM available for read. + * + * The registers & config EEPROM should be accessed via i2c-dev. + * + * The MAX6875 ignores the lowest address bit, so each chip responds to + * two addresses - 0x50/0x51 and 0x52/0x53. + * + * Note that the MAX6875 uses i2c_smbus_write_byte_data() to set the read + * address, so this driver is destructive if loaded for the wrong EEPROM chip. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + */ #include <linux/kernel.h> #include <linux/init.h> @@ -107,7 +107,7 @@ exit_up: mutex_unlock(&data->update_lock); } -static ssize_t max6875_read(struct kobject *kobj, +static ssize_t max6875_read(struct file *filp, struct kobject *kobj, struct bin_attribute *bin_attr, char *buf, loff_t off, size_t count) { |