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| author | Wolfram Sang <wsa@the-dreams.de> | 2017-05-25 22:55:42 +0200 |
|---|---|---|
| committer | Wolfram Sang <wsa@the-dreams.de> | 2017-05-31 21:01:05 +0200 |
| commit | 984b292333ea873cfa1eb5ae17344b40a43e26c3 (patch) | |
| tree | adacc4148a49c428ee9132e13b13f271526aef03 | |
| parent | 53f8f7c5cf145d639ebd6d13cfdf2e3e9764add3 (diff) | |
| download | op-kernel-dev-984b292333ea873cfa1eb5ae17344b40a43e26c3.zip op-kernel-dev-984b292333ea873cfa1eb5ae17344b40a43e26c3.tar.gz | |
docs: i2c: dev-interface: adapt to new filenames of the i2c core
The I2C core files were renamed, adapt the textfile to it.
Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com>
Signed-off-by: Wolfram Sang <wsa@the-dreams.de>
| -rw-r--r-- | Documentation/i2c/dev-interface | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/Documentation/i2c/dev-interface b/Documentation/i2c/dev-interface index bcf919d..5ff1944 100644 --- a/Documentation/i2c/dev-interface +++ b/Documentation/i2c/dev-interface @@ -191,7 +191,7 @@ checking on future transactions.) 4* Other ioctl() calls are converted to in-kernel function calls by i2c-dev. Examples include I2C_FUNCS, which queries the I2C adapter functionality using i2c.h:i2c_get_functionality(), and I2C_SMBUS, which -performs an SMBus transaction using i2c-core.c:i2c_smbus_xfer(). +performs an SMBus transaction using i2c-core-smbus.c:i2c_smbus_xfer(). The i2c-dev driver is responsible for checking all the parameters that come from user-space for validity. After this point, there is no @@ -200,13 +200,13 @@ and calls that would have been performed by kernel I2C chip drivers directly. This means that I2C bus drivers don't need to implement anything special to support access from user-space. -5* These i2c-core.c/i2c.h functions are wrappers to the actual -implementation of your I2C bus driver. Each adapter must declare -callback functions implementing these standard calls. -i2c.h:i2c_get_functionality() calls i2c_adapter.algo->functionality(), -while i2c-core.c:i2c_smbus_xfer() calls either +5* These i2c.h functions are wrappers to the actual implementation of +your I2C bus driver. Each adapter must declare callback functions +implementing these standard calls. i2c.h:i2c_get_functionality() calls +i2c_adapter.algo->functionality(), while +i2c-core-smbus.c:i2c_smbus_xfer() calls either adapter.algo->smbus_xfer() if it is implemented, or if not, -i2c-core.c:i2c_smbus_xfer_emulated() which in turn calls +i2c-core-smbus.c:i2c_smbus_xfer_emulated() which in turn calls i2c_adapter.algo->master_xfer(). After your I2C bus driver has processed these requests, execution runs |
