50 lines
1.6 KiB
C
50 lines
1.6 KiB
C
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/*
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* Copyright 2012-15 Advanced Micro Devices, Inc.
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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 shall be included in
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* all copies or substantial portions of the 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 COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
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* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
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* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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* OTHER DEALINGS IN THE SOFTWARE.
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*
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* Authors: AMD
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*
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*/
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#ifndef __DAL_HW_HPD_H__
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#define __DAL_HW_HPD_H__
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#include "hpd_regs.h"
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struct hw_hpd {
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struct hw_gpio base;
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const struct hpd_registers *regs;
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const struct hpd_sh_mask *shifts;
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const struct hpd_sh_mask *masks;
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};
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#define HW_HPD_FROM_BASE(hw_gpio) \
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container_of((HW_GPIO_FROM_BASE(hw_gpio)), struct hw_hpd, base)
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void dal_hw_hpd_init(
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struct hw_hpd **hw_hpd,
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struct dc_context *ctx,
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enum gpio_id id,
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uint32_t en);
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struct hw_gpio_pin *dal_hw_hpd_get_pin(struct gpio *gpio);
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#endif
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