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authorHeiner Kallweit <hkallweit1@gmail.com>2017-11-28 21:51:42 +0100
committerBartosz Golaszewski <brgl@bgdev.pl>2018-01-01 19:40:46 +0100
commit4604948641384555da3ad5fc9f012e939e622c37 (patch)
tree898cea0c266fd5482ef6c5a3ec3bbae82dfb8d04 /drivers/misc
parent5c015258478eaac484c2fc91bd1d06babacb1ec4 (diff)
eeprom: at24: change at24_translate_offset return type
Change return type of at24_translate_offset to *at24_client to make member regmap accessible for subsequent patches of this series. Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com> Signed-off-by: Bartosz Golaszewski <brgl@bgdev.pl>
Diffstat (limited to 'drivers/misc')
-rw-r--r--drivers/misc/eeprom/at24.c34
1 files changed, 24 insertions, 10 deletions
diff --git a/drivers/misc/eeprom/at24.c b/drivers/misc/eeprom/at24.c
index 04c455ba4b77..d00e9b509546 100644
--- a/drivers/misc/eeprom/at24.c
+++ b/drivers/misc/eeprom/at24.c
@@ -267,8 +267,8 @@ MODULE_DEVICE_TABLE(acpi, at24_acpi_ids);
* one "eeprom" file not four, but larger reads would fail when
* they crossed certain pages.
*/
-static struct i2c_client *at24_translate_offset(struct at24_data *at24,
- unsigned int *offset)
+static struct at24_client *at24_translate_offset(struct at24_data *at24,
+ unsigned int *offset)
{
unsigned i;
@@ -280,17 +280,19 @@ static struct i2c_client *at24_translate_offset(struct at24_data *at24,
*offset &= 0xff;
}
- return at24->client[i].client;
+ return &at24->client[i];
}
static ssize_t at24_eeprom_read_smbus(struct at24_data *at24, char *buf,
unsigned int offset, size_t count)
{
unsigned long timeout, read_time;
+ struct at24_client *at24_client;
struct i2c_client *client;
int status;
- client = at24_translate_offset(at24, &offset);
+ at24_client = at24_translate_offset(at24, &offset);
+ client = at24_client->client;
if (count > io_limit)
count = io_limit;
@@ -318,13 +320,15 @@ static ssize_t at24_eeprom_read_i2c(struct at24_data *at24, char *buf,
unsigned int offset, size_t count)
{
unsigned long timeout, read_time;
+ struct at24_client *at24_client;
struct i2c_client *client;
struct i2c_msg msg[2];
int status, i;
u8 msgbuf[2];
memset(msg, 0, sizeof(msg));
- client = at24_translate_offset(at24, &offset);
+ at24_client = at24_translate_offset(at24, &offset);
+ client = at24_client->client;
if (count > io_limit)
count = io_limit;
@@ -368,12 +372,14 @@ static ssize_t at24_eeprom_read_serial(struct at24_data *at24, char *buf,
unsigned int offset, size_t count)
{
unsigned long timeout, read_time;
+ struct at24_client *at24_client;
struct i2c_client *client;
struct i2c_msg msg[2];
u8 addrbuf[2];
int status;
- client = at24_translate_offset(at24, &offset);
+ at24_client = at24_translate_offset(at24, &offset);
+ client = at24_client->client;
memset(msg, 0, sizeof(msg));
msg[0].addr = client->addr;
@@ -421,12 +427,14 @@ static ssize_t at24_eeprom_read_mac(struct at24_data *at24, char *buf,
unsigned int offset, size_t count)
{
unsigned long timeout, read_time;
+ struct at24_client *at24_client;
struct i2c_client *client;
struct i2c_msg msg[2];
u8 addrbuf[2];
int status;
- client = at24_translate_offset(at24, &offset);
+ at24_client = at24_translate_offset(at24, &offset);
+ client = at24_client->client;
memset(msg, 0, sizeof(msg));
msg[0].addr = client->addr;
@@ -479,10 +487,12 @@ static ssize_t at24_eeprom_write_smbus_block(struct at24_data *at24,
unsigned int offset, size_t count)
{
unsigned long timeout, write_time;
+ struct at24_client *at24_client;
struct i2c_client *client;
ssize_t status = 0;
- client = at24_translate_offset(at24, &offset);
+ at24_client = at24_translate_offset(at24, &offset);
+ client = at24_client->client;
count = at24_adjust_write_count(at24, offset, count);
loop_until_timeout(timeout, write_time) {
@@ -506,10 +516,12 @@ static ssize_t at24_eeprom_write_smbus_byte(struct at24_data *at24,
unsigned int offset, size_t count)
{
unsigned long timeout, write_time;
+ struct at24_client *at24_client;
struct i2c_client *client;
ssize_t status = 0;
- client = at24_translate_offset(at24, &offset);
+ at24_client = at24_translate_offset(at24, &offset);
+ client = at24_client->client;
loop_until_timeout(timeout, write_time) {
status = i2c_smbus_write_byte_data(client, offset, buf[0]);
@@ -530,12 +542,14 @@ static ssize_t at24_eeprom_write_i2c(struct at24_data *at24, const char *buf,
unsigned int offset, size_t count)
{
unsigned long timeout, write_time;
+ struct at24_client *at24_client;
struct i2c_client *client;
struct i2c_msg msg;
ssize_t status = 0;
int i = 0;
- client = at24_translate_offset(at24, &offset);
+ at24_client = at24_translate_offset(at24, &offset);
+ client = at24_client->client;
count = at24_adjust_write_count(at24, offset, count);
msg.addr = client->addr;

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