mirror of https://gitee.com/openkylin/linux.git
63 lines
1.8 KiB
C
63 lines
1.8 KiB
C
/*
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* Copyright © 2015 Intel Corporation
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice (including the next
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* paragraph) shall be included in all copies or substantial portions of the
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* Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
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* IN THE SOFTWARE.
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*
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* Authors:
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* Rafael Antognolli <rafael.antognolli@intel.com>
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*
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*/
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#ifndef DRM_DP_AUX_DEV
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#define DRM_DP_AUX_DEV
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#include <drm/drm_dp_helper.h>
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#ifdef CONFIG_DRM_DP_AUX_CHARDEV
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int drm_dp_aux_dev_init(void);
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void drm_dp_aux_dev_exit(void);
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int drm_dp_aux_register_devnode(struct drm_dp_aux *aux);
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void drm_dp_aux_unregister_devnode(struct drm_dp_aux *aux);
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#else
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static inline int drm_dp_aux_dev_init(void)
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{
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return 0;
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}
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static inline void drm_dp_aux_dev_exit(void)
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{
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}
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static inline int drm_dp_aux_register_devnode(struct drm_dp_aux *aux)
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{
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return 0;
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}
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static inline void drm_dp_aux_unregister_devnode(struct drm_dp_aux *aux)
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{
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}
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#endif
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#endif
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