kolibrios/drivers/video/radeonhd/rhd_i2c.h

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/*
* Copyright 2007 Luc Verhaegen <lverhaegen@novell.com>
* Copyright 2007 Matthias Hopf <mhopf@novell.com>
* Copyright 2007 Egbert Eich <eich@novell.com>
* Copyright 2007 Advanced Micro Devices, Inc.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*/
#ifndef RHD_I2C_H_
# define RHD_I2C_H_
//#include "xf86DDC.h"
#include "xf86i2c.h"
typedef enum {
RHD_I2C_INIT,
RHD_I2C_DDC,
RHD_I2C_PROBE_ADDR_LINE,
RHD_I2C_PROBE_ADDR,
RHD_I2C_GETBUS,
RHD_I2C_TEARDOWN
} RHDi2cFunc;
typedef union RHDI2CDataArg
{
I2CBusPtr *I2CBusList;
int i;
struct {
int line;
CARD8 slave;
} target;
struct {
CARD8 slave;
I2CBusPtr i2cBusPtr;
} probe;
struct
{
int line;
CARD32 slaves[4];
} scanbus;
xf86MonPtr monitor;
I2CBusPtr i2cBusPtr;
} RHDI2CDataArg, *RHDI2CDataArgPtr;
typedef enum {
RHD_I2C_SUCCESS,
RHD_I2C_NOLINE,
RHD_I2C_FAILED
} RHDI2CResult;
RHDI2CResult
RHDI2CFunc(int scrnIndex, I2CBusPtr *I2CList, RHDi2cFunc func,
RHDI2CDataArgPtr data);
#endif