d40605b6d0
[Why] Logic & structures for generic regs does not exist in DC currently. [How] Implement register masks/shifts and relevant functions for generic mux, similar to existing HPD and DDC objects. V2: fix includes for kalloc/free (Alex) Signed-off-by: Murton Liu <murton.liu@amd.com> Reviewed-by: Aric Cyr <Aric.Cyr@amd.com> Acked-by: Joshua Aberback <Joshua.Aberback@amd.com> Acked-by: Leo Li <sunpeng.li@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
66 lines
2.3 KiB
C
66 lines
2.3 KiB
C
/*
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* Copyright 2012-16 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 DRIVERS_GPU_DRM_AMD_DC_DEV_DC_GPIO_GENERIC_REGS_H_
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#define DRIVERS_GPU_DRM_AMD_DC_DEV_DC_GPIO_GENERIC_REGS_H_
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#include "gpio_regs.h"
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#define GENERIC_GPIO_REG_LIST_ENTRY(type, cd, id) \
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.type ## _reg = REG(DC_GPIO_GENERIC_## type),\
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.type ## _mask = DC_GPIO_GENERIC_ ## type ## __DC_GPIO_GENERIC ## id ## _ ## type ## _MASK,\
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.type ## _shift = DC_GPIO_GENERIC_ ## type ## __DC_GPIO_GENERIC ## id ## _ ## type ## __SHIFT
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#define GENERIC_GPIO_REG_LIST(id) \
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{\
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GENERIC_GPIO_REG_LIST_ENTRY(MASK, cd, id),\
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GENERIC_GPIO_REG_LIST_ENTRY(A, cd, id),\
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GENERIC_GPIO_REG_LIST_ENTRY(EN, cd, id),\
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GENERIC_GPIO_REG_LIST_ENTRY(Y, cd, id)\
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}
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#define GENERIC_REG_LIST(id) \
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GENERIC_GPIO_REG_LIST(id), \
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.mux = REG(DC_GENERIC ## id),\
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#define GENERIC_MASK_SH_LIST(mask_sh, cd) \
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{(DC_GENERIC ## cd ##__GENERIC ## cd ##_EN## mask_sh),\
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(DC_GENERIC ## cd ##__GENERIC ## cd ##_SEL## mask_sh)}
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struct generic_registers {
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struct gpio_registers gpio;
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uint32_t mux;
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};
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struct generic_sh_mask {
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/* enable */
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uint32_t GENERIC_EN;
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/* select */
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uint32_t GENERIC_SEL;
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};
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#endif /* DRIVERS_GPU_DRM_AMD_DC_DEV_DC_GPIO_GENERIC_REGS_H_ */
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