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2 * Copyright 2014 Advanced Micro Devices, Inc.
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * Software is furnished to do so, subject to the following conditions:
11 * The above copyright notice and this permission notice shall be included in
12 * all copies or substantial portions of the Software.
14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
17 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
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19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
20 * OTHER DEALINGS IN THE SOFTWARE.
24 #ifndef __AMDGPU_I2C_H__
25 #define __AMDGPU_I2C_H__
27 struct amdgpu_i2c_chan
*amdgpu_i2c_create(struct drm_device
*dev
,
28 const struct amdgpu_i2c_bus_rec
*rec
,
30 void amdgpu_i2c_destroy(struct amdgpu_i2c_chan
*i2c
);
31 void amdgpu_i2c_init(struct amdgpu_device
*adev
);
32 void amdgpu_i2c_fini(struct amdgpu_device
*adev
);
33 void amdgpu_i2c_add(struct amdgpu_device
*adev
,
34 const struct amdgpu_i2c_bus_rec
*rec
,
36 struct amdgpu_i2c_chan
*
37 amdgpu_i2c_lookup(struct amdgpu_device
*adev
,
38 const struct amdgpu_i2c_bus_rec
*i2c_bus
);
40 amdgpu_i2c_router_select_ddc_port(const struct amdgpu_connector
*connector
);
42 amdgpu_i2c_router_select_cd_port(const struct amdgpu_connector
*connector
);