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| author | Prakash Mortha <pmortha@escient.com> | 2008-10-14 17:30:06 +0200 |
|---|---|---|
| committer | Jean Delvare <khali@mahadeva.delvare> | 2008-10-14 17:30:06 +0200 |
| commit | 596c88f4601e6245a15ea7619527674abbfdcf92 (patch) | |
| tree | fb79f818844fb3109a702a5ac45f3f873fa5ad5b /Documentation/i2c | |
| parent | a10f9e7caf8d3028d8fb1d4c3d590492cde3df3e (diff) | |
| download | linux-3.10-596c88f4601e6245a15ea7619527674abbfdcf92.tar.gz linux-3.10-596c88f4601e6245a15ea7619527674abbfdcf92.tar.bz2 linux-3.10-596c88f4601e6245a15ea7619527674abbfdcf92.zip | |
i2c: Restore i2c_smbus_process_call function
Restore the i2c_smbus_process_call() as one driver (for the
Micronas MAP5401) will need it soon.
[JD: Update documentation accordingly.]
Signed-off-by: Prakash Mortha <pmortha@escient.com>
Signed-off-by: Jean Delvare <khali@linux-fr.org>
Diffstat (limited to 'Documentation/i2c')
| -rw-r--r-- | Documentation/i2c/smbus-protocol | 4 | ||||
| -rw-r--r-- | Documentation/i2c/writing-clients | 4 |
2 files changed, 4 insertions, 4 deletions
diff --git a/Documentation/i2c/smbus-protocol b/Documentation/i2c/smbus-protocol index 24bfb65da17..9df47441f0e 100644 --- a/Documentation/i2c/smbus-protocol +++ b/Documentation/i2c/smbus-protocol @@ -109,8 +109,8 @@ specified through the Comm byte. S Addr Wr [A] Comm [A] DataLow [A] DataHigh [A] P -SMBus Process Call -================== +SMBus Process Call: i2c_smbus_process_call() +============================================= This command selects a device register (through the Comm byte), sends 16 bits of data to it, and reads 16 bits of data in return. diff --git a/Documentation/i2c/writing-clients b/Documentation/i2c/writing-clients index 6b61b3a2e90..d73ee117a8c 100644 --- a/Documentation/i2c/writing-clients +++ b/Documentation/i2c/writing-clients @@ -606,6 +606,8 @@ 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_process_call(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, @@ -621,8 +623,6 @@ 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, u8 command, u8 length, u8 *values) |