diff options
Diffstat (limited to 'include/arch/x86_64/linux/i2c.h')
| -rw-r--r-- | include/arch/x86_64/linux/i2c.h | 63 |
1 files changed, 26 insertions, 37 deletions
diff --git a/include/arch/x86_64/linux/i2c.h b/include/arch/x86_64/linux/i2c.h index f8401b59..1794f459 100644 --- a/include/arch/x86_64/linux/i2c.h +++ b/include/arch/x86_64/linux/i2c.h @@ -89,50 +89,39 @@ struct i2c_msg { /* To determine what functionality is present */ -#define I2C_FUNC_I2C 0x00000001 -#define I2C_FUNC_10BIT_ADDR 0x00000002 /* required for I2C_M_TEN */ -#define I2C_FUNC_PROTOCOL_MANGLING \ - 0x00000004 /* required for I2C_M_IGNORE_NAK etc. */ -#define I2C_FUNC_SMBUS_PEC 0x00000008 -#define I2C_FUNC_NOSTART 0x00000010 /* required for I2C_M_NOSTART */ -#define I2C_FUNC_SLAVE 0x00000020 -#define I2C_FUNC_SMBUS_BLOCK_PROC_CALL 0x00008000 /* SMBus 2.0 or later */ -#define I2C_FUNC_SMBUS_QUICK 0x00010000 -#define I2C_FUNC_SMBUS_READ_BYTE 0x00020000 -#define I2C_FUNC_SMBUS_WRITE_BYTE 0x00040000 -#define I2C_FUNC_SMBUS_READ_BYTE_DATA 0x00080000 -#define I2C_FUNC_SMBUS_WRITE_BYTE_DATA 0x00100000 -#define I2C_FUNC_SMBUS_READ_WORD_DATA 0x00200000 -#define I2C_FUNC_SMBUS_WRITE_WORD_DATA 0x00400000 -#define I2C_FUNC_SMBUS_PROC_CALL 0x00800000 -#define I2C_FUNC_SMBUS_READ_BLOCK_DATA \ - 0x01000000 /* required for I2C_M_RECV_LEN */ +#define I2C_FUNC_I2C 0x00000001 +#define I2C_FUNC_10BIT_ADDR 0x00000002 /* required for I2C_M_TEN */ +#define I2C_FUNC_PROTOCOL_MANGLING 0x00000004 /* required for I2C_M_IGNORE_NAK etc. */ +#define I2C_FUNC_SMBUS_PEC 0x00000008 +#define I2C_FUNC_NOSTART 0x00000010 /* required for I2C_M_NOSTART */ +#define I2C_FUNC_SLAVE 0x00000020 +#define I2C_FUNC_SMBUS_BLOCK_PROC_CALL 0x00008000 /* SMBus 2.0 or later */ +#define I2C_FUNC_SMBUS_QUICK 0x00010000 +#define I2C_FUNC_SMBUS_READ_BYTE 0x00020000 +#define I2C_FUNC_SMBUS_WRITE_BYTE 0x00040000 +#define I2C_FUNC_SMBUS_READ_BYTE_DATA 0x00080000 +#define I2C_FUNC_SMBUS_WRITE_BYTE_DATA 0x00100000 +#define I2C_FUNC_SMBUS_READ_WORD_DATA 0x00200000 +#define I2C_FUNC_SMBUS_WRITE_WORD_DATA 0x00400000 +#define I2C_FUNC_SMBUS_PROC_CALL 0x00800000 +#define I2C_FUNC_SMBUS_READ_BLOCK_DATA 0x01000000 /* required for I2C_M_RECV_LEN */ #define I2C_FUNC_SMBUS_WRITE_BLOCK_DATA 0x02000000 #define I2C_FUNC_SMBUS_READ_I2C_BLOCK 0x04000000 /* I2C-like block xfer */ #define I2C_FUNC_SMBUS_WRITE_I2C_BLOCK 0x08000000 /* w/ 1-byte reg. addr. */ #define I2C_FUNC_SMBUS_HOST_NOTIFY 0x10000000 /* SMBus 2.0 or later */ -#define I2C_FUNC_SMBUS_BYTE \ - (I2C_FUNC_SMBUS_READ_BYTE | I2C_FUNC_SMBUS_WRITE_BYTE) -#define I2C_FUNC_SMBUS_BYTE_DATA \ - (I2C_FUNC_SMBUS_READ_BYTE_DATA | I2C_FUNC_SMBUS_WRITE_BYTE_DATA) -#define I2C_FUNC_SMBUS_WORD_DATA \ - (I2C_FUNC_SMBUS_READ_WORD_DATA | I2C_FUNC_SMBUS_WRITE_WORD_DATA) -#define I2C_FUNC_SMBUS_BLOCK_DATA \ - (I2C_FUNC_SMBUS_READ_BLOCK_DATA | I2C_FUNC_SMBUS_WRITE_BLOCK_DATA) -#define I2C_FUNC_SMBUS_I2C_BLOCK \ - (I2C_FUNC_SMBUS_READ_I2C_BLOCK | I2C_FUNC_SMBUS_WRITE_I2C_BLOCK) +#define I2C_FUNC_SMBUS_BYTE (I2C_FUNC_SMBUS_READ_BYTE | I2C_FUNC_SMBUS_WRITE_BYTE) +#define I2C_FUNC_SMBUS_BYTE_DATA (I2C_FUNC_SMBUS_READ_BYTE_DATA | I2C_FUNC_SMBUS_WRITE_BYTE_DATA) +#define I2C_FUNC_SMBUS_WORD_DATA (I2C_FUNC_SMBUS_READ_WORD_DATA | I2C_FUNC_SMBUS_WRITE_WORD_DATA) +#define I2C_FUNC_SMBUS_BLOCK_DATA (I2C_FUNC_SMBUS_READ_BLOCK_DATA | I2C_FUNC_SMBUS_WRITE_BLOCK_DATA) +#define I2C_FUNC_SMBUS_I2C_BLOCK (I2C_FUNC_SMBUS_READ_I2C_BLOCK | I2C_FUNC_SMBUS_WRITE_I2C_BLOCK) -#define I2C_FUNC_SMBUS_EMUL \ - (I2C_FUNC_SMBUS_QUICK | I2C_FUNC_SMBUS_BYTE | \ - I2C_FUNC_SMBUS_BYTE_DATA | I2C_FUNC_SMBUS_WORD_DATA | \ - I2C_FUNC_SMBUS_PROC_CALL | I2C_FUNC_SMBUS_WRITE_BLOCK_DATA | \ - I2C_FUNC_SMBUS_I2C_BLOCK | I2C_FUNC_SMBUS_PEC) +#define I2C_FUNC_SMBUS_EMUL \ + (I2C_FUNC_SMBUS_QUICK | I2C_FUNC_SMBUS_BYTE | I2C_FUNC_SMBUS_BYTE_DATA | I2C_FUNC_SMBUS_WORD_DATA | \ + I2C_FUNC_SMBUS_PROC_CALL | I2C_FUNC_SMBUS_WRITE_BLOCK_DATA | I2C_FUNC_SMBUS_I2C_BLOCK | I2C_FUNC_SMBUS_PEC) /* if I2C_M_RECV_LEN is also supported */ -#define I2C_FUNC_SMBUS_EMUL_ALL \ - (I2C_FUNC_SMBUS_EMUL | I2C_FUNC_SMBUS_READ_BLOCK_DATA | \ - I2C_FUNC_SMBUS_BLOCK_PROC_CALL) +#define I2C_FUNC_SMBUS_EMUL_ALL (I2C_FUNC_SMBUS_EMUL | I2C_FUNC_SMBUS_READ_BLOCK_DATA | I2C_FUNC_SMBUS_BLOCK_PROC_CALL) /* * Data for SMBus Messages @@ -142,7 +131,7 @@ union i2c_smbus_data { __u8 byte; __u16 word; __u8 block[I2C_SMBUS_BLOCK_MAX + 2]; /* block[0] is used for length */ - /* and one more for user-space compatibility */ + /* and one more for user-space compatibility */ }; /* i2c_smbus_xfer read or write markers */ |