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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2011-10-30 15:54:59 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2011-10-30 15:54:59 -0700 |
| commit | 839d8810747bbf39e0a5a7f223b67bffa7945f8d (patch) | |
| tree | c16583342b871107f6805c21da4b1a96cfaa7aac /Documentation | |
| parent | 0cfdc724390fb9370f27bb9a133eadf69114dd21 (diff) | |
| parent | 06a67848c6681a73e621e47c056490d51a07289f (diff) | |
Merge branch 'i2c-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jdelvare/staging
* 'i2c-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jdelvare/staging:
i2c: Functions for byte-swapped smbus_write/read_word_data
i2c-algo-pca: Return standard fault codes
i2c-algo-bit: Return standard fault codes
i2c-algo-bit: Be verbose on bus testing failure
i2c-algo-bit: Let user test buses without failing
i2c/scx200_acb: Fix section mismatch warning in scx200_pci_drv
i2c: I2C_ELEKTOR should depend on HAS_IOPORT
Diffstat (limited to 'Documentation')
| -rw-r--r-- | Documentation/i2c/smbus-protocol | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/Documentation/i2c/smbus-protocol b/Documentation/i2c/smbus-protocol index 7c19d1a2bea..49f5b680809 100644 --- a/Documentation/i2c/smbus-protocol +++ b/Documentation/i2c/smbus-protocol @@ -88,6 +88,10 @@ byte. But this time, the data is a complete word (16 bits). S Addr Wr [A] Comm [A] S Addr Rd [A] [DataLow] A [DataHigh] NA P +Note the convenience function i2c_smbus_read_word_swapped is +available for reads where the two data bytes are the other way +around (not SMBus compliant, but very popular.) + SMBus Write Byte: i2c_smbus_write_byte_data() ============================================== @@ -108,6 +112,10 @@ specified through the Comm byte. S Addr Wr [A] Comm [A] DataLow [A] DataHigh [A] P +Note the convenience function i2c_smbus_write_word_swapped is +available for writes where the two data bytes are the other way +around (not SMBus compliant, but very popular.) + SMBus Process Call: i2c_smbus_process_call() ============================================= |