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Commit 67c2e665 authored by Jean Delvare's avatar Jean Delvare Committed by Jean Delvare
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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: default avatarJean Delvare <khali@linux-fr.org>
parent f5b728a1

Documentation/i2c/smbus-protocol

+2 −2
Original line number Diff line number Diff line
@@ -42,8 +42,8 @@ Count (8 bits): A data byte containing the length of a block operation. 
[..]: 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
Original line number Diff line number Diff line
@@ -569,7 +569,6 @@ 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);
@@ -578,20 +577,21 @@ 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
Original line number Diff line number Diff line
@@ -1303,13 +1303,6 @@ static int i2c_smbus_check_pec(u8 cpec, struct i2c_msg *msg) 
	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
Original line number Diff line number Diff line
@@ -71,7 +71,6 @@ extern s32 i2c_smbus_xfer (struct i2c_adapter * adapter, u16 addr, 
/* 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);