amdgpu_i2c.h (1886B)
1/* 2 * Copyright 2014 Advanced Micro Devices, Inc. 3 * 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: 10 * 11 * The above copyright notice and this permission notice shall be included in 12 * all copies or substantial portions of the Software. 13 * 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 18 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, 19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR 20 * OTHER DEALINGS IN THE SOFTWARE. 21 * 22 */ 23 24#ifndef __AMDGPU_I2C_H__ 25#define __AMDGPU_I2C_H__ 26 27struct amdgpu_i2c_chan *amdgpu_i2c_create(struct drm_device *dev, 28 const struct amdgpu_i2c_bus_rec *rec, 29 const char *name); 30void amdgpu_i2c_destroy(struct amdgpu_i2c_chan *i2c); 31void amdgpu_i2c_init(struct amdgpu_device *adev); 32void amdgpu_i2c_fini(struct amdgpu_device *adev); 33void amdgpu_i2c_add(struct amdgpu_device *adev, 34 const struct amdgpu_i2c_bus_rec *rec, 35 const char *name); 36struct amdgpu_i2c_chan * 37amdgpu_i2c_lookup(struct amdgpu_device *adev, 38 const struct amdgpu_i2c_bus_rec *i2c_bus); 39void 40amdgpu_i2c_router_select_ddc_port(const struct amdgpu_connector *connector); 41void 42amdgpu_i2c_router_select_cd_port(const struct amdgpu_connector *connector); 43 44#endif