1 /* $NetBSD: amdgpu_i2c.h,v 1.3 2021/12/18 23:44:58 riastradh Exp $ */ 2 3 /* 4 * Copyright 2014 Advanced Micro Devices, Inc. 5 * 6 * Permission is hereby granted, free of charge, to any person obtaining a 7 * copy of this software and associated documentation files (the "Software"), 8 * to deal in the Software without restriction, including without limitation 9 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 10 * and/or sell copies of the Software, and to permit persons to whom the 11 * Software is furnished to do so, subject to the following conditions: 12 * 13 * The above copyright notice and this permission notice shall be included in 14 * all copies or substantial portions of the Software. 15 * 16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 19 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR 20 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, 21 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR 22 * OTHER DEALINGS IN THE SOFTWARE. 23 * 24 */ 25 26 #ifndef __AMDGPU_I2C_H__ 27 #define __AMDGPU_I2C_H__ 28 29 struct amdgpu_i2c_chan *amdgpu_i2c_create(struct drm_device *dev, 30 const struct amdgpu_i2c_bus_rec *rec, 31 const char *name); 32 void amdgpu_i2c_destroy(struct amdgpu_i2c_chan *i2c); 33 void amdgpu_i2c_init(struct amdgpu_device *adev); 34 void amdgpu_i2c_fini(struct amdgpu_device *adev); 35 void amdgpu_i2c_add(struct amdgpu_device *adev, 36 const struct amdgpu_i2c_bus_rec *rec, 37 const char *name); 38 struct amdgpu_i2c_chan * 39 amdgpu_i2c_lookup(struct amdgpu_device *adev, 40 const struct amdgpu_i2c_bus_rec *i2c_bus); 41 void 42 amdgpu_i2c_router_select_ddc_port(const struct amdgpu_connector *connector); 43 void 44 amdgpu_i2c_router_select_cd_port(const struct amdgpu_connector *connector); 45 46 #endif 47