diff options
| author | Linus Torvalds <torvalds@g5.osdl.org> | 2006-02-07 16:29:27 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2006-02-07 16:29:27 -0800 |
| commit | b4669d66fb1488fd9cebe0b8da447cfeb86109ba (patch) | |
| tree | 2beaba0e7d8acac9703667aff5f9bc9f4d4357d6 /drivers/i2c/i2c-core.c | |
| parent | b43d4ddaec2b33fd6eaf0bed970c86ab08a52aaf (diff) | |
| parent | c5e3fbf22ccba0879b174fab7ec0e322b1266c2c (diff) | |
Merge master.kernel.org:/pub/scm/linux/kernel/git/gregkh/i2c-2.6
Diffstat (limited to 'drivers/i2c/i2c-core.c')
| -rw-r--r-- | drivers/i2c/i2c-core.c | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/drivers/i2c/i2c-core.c b/drivers/i2c/i2c-core.c index 0ce58b50604..1a2c9ab5d9e 100644 --- a/drivers/i2c/i2c-core.c +++ b/drivers/i2c/i2c-core.c @@ -946,6 +946,20 @@ s32 i2c_smbus_read_i2c_block_data(struct i2c_client *client, u8 command, u8 *val } } +s32 i2c_smbus_write_i2c_block_data(struct i2c_client *client, u8 command, + u8 length, u8 *values) +{ + union i2c_smbus_data data; + + if (length > I2C_SMBUS_BLOCK_MAX) + length = I2C_SMBUS_BLOCK_MAX; + data.block[0] = length; + memcpy(data.block + 1, values, length); + return i2c_smbus_xfer(client->adapter, client->addr, client->flags, + I2C_SMBUS_WRITE, command, + I2C_SMBUS_I2C_BLOCK_DATA, &data); +} + /* Simulate a SMBus command using the i2c protocol No checking of parameters is done! */ static s32 i2c_smbus_xfer_emulated(struct i2c_adapter * adapter, u16 addr, @@ -1150,6 +1164,7 @@ EXPORT_SYMBOL(i2c_smbus_read_word_data); EXPORT_SYMBOL(i2c_smbus_write_word_data); EXPORT_SYMBOL(i2c_smbus_write_block_data); EXPORT_SYMBOL(i2c_smbus_read_i2c_block_data); +EXPORT_SYMBOL(i2c_smbus_write_i2c_block_data); MODULE_AUTHOR("Simon G. Vogl <simon@tk.uni-linz.ac.at>"); MODULE_DESCRIPTION("I2C-Bus main module"); |