i2c: Delete unused function i2c_smbus_write_quick
Subsystems (2)
PATCH 1/1 i2c: Delete unused function i2c_smbus_write_quick
Function i2c_smbus_write_quick has no users left, so we can delete it.
Also update the list of these helper functions which are gone but could be added back if needed.
Signed-off-by Jean Delvare <[email protected]>
--- Documentation/i2c/smbus-protocol | 4 ++-- Documentation/i2c/writing-clients | 14 +++++++------- drivers/i2c/i2c-core.c | 7 ------- include/linux/i2c.h | 1 - 4 files changed, 9 insertions(+), 17 deletions(-)
Documentation/i2c/smbus-protocol +2 -2
@@ -42,8 +42,8 @@ Count (8 bits): A data byte containing t [..]: Data sent by I2C device, as opposed to data sent by the host adapter. -SMBus Quick Command: i2c_smbus_write_quick() -============================================= +SMBus Quick Command +=================== This sends a single bit to the device, at the place of the Rd/Wr bit.
Documentation/i2c/writing-clients +7 -7
@@ -559,7 +559,6 @@ SMBus communication in terms of it. Never use this function directly! - extern s32 i2c_smbus_write_quick(struct i2c_client * client, u8 value); extern s32 i2c_smbus_read_byte(struct i2c_client * client); extern s32 i2c_smbus_write_byte(struct i2c_client * client, u8 value); extern s32 i2c_smbus_read_byte_data(struct i2c_client * client, u8 command);
@@ -568,20 +567,21 @@ SMBus communication extern s32 i2c_smbus_read_word_data(struct i2c_client * client, u8 command); extern s32 i2c_smbus_write_word_data(struct i2c_client * client, u8 command, u16 value); + extern s32 i2c_smbus_read_block_data(struct i2c_client * client, + u8 command, u8 *values); extern s32 i2c_smbus_write_block_data(struct i2c_client * client, u8 command, u8 length, u8 *values); extern s32 i2c_smbus_read_i2c_block_data(struct i2c_client * client, u8 command, u8 length, u8 *values); - -These ones were removed in Linux 2.6.10 because they had no users, but could -be added back later if needed: - - extern s32 i2c_smbus_read_block_data(struct i2c_client * client, - u8 command, u8 *values); extern s32 i2c_smbus_write_i2c_block_data(struct i2c_client * client, u8 command, u8 length, u8 *values); + +These ones were removed from i2c-core because they had no users, but could +be added back later if needed: + + extern s32 i2c_smbus_write_quick(struct i2c_client * client, u8 value); extern s32 i2c_smbus_process_call(struct i2c_client * client, u8 command, u16 value); extern s32 i2c_smbus_block_process_call(struct i2c_client *client,
drivers/i2c/i2c-core.c +0 -7
@@ -1299,13 +1299,6 @@ static int i2c_smbus_check_pec(u8 cpec,return 0 ; } -s32 i2c_smbus_write_quick (struct i2c_client *client,u8 value) -{ -return i2c_smbus_xfer (client->adapter,client->addr,client->flags, - value,0 ,I2C_SMBUS_QUICK ,NULL ); -} -EXPORT_SYMBOL (i2c_smbus_write_quick); -s32 i2c_smbus_read_byte (struct i2c_client *client) {union i2c_smbus_data data;
include/linux/i2c.h +0 -1
@@ -71,7 +71,6 @@ extern s32 i2c_smbus_xfer (struct i2c_ad/* Now follow the 'nice' access routines. These also document the calling conventions of smbus_access. */ -extern s32 i2c_smbus_write_quick (struct i2c_client * client,u8 value);extern s32 i2c_smbus_read_byte (struct i2c_client * client);extern s32 i2c_smbus_write_byte (struct i2c_client * client,u8 value);extern s32 i2c_smbus_read_byte_data (struct i2c_client * client,u8 command);
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