kernel/drivers/gpu/drm/amd/display/dc/gpio/hpd_regs.h
2024-07-22 17:22:30 +08:00

80 lines
2.6 KiB
C

/*
* Copyright 2012-16 Advanced Micro Devices, Inc.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*
* Authors: AMD
*
*/
#ifndef DRIVERS_GPU_DRM_AMD_DC_DEV_DC_GPIO_HPD_REGS_H_
#define DRIVERS_GPU_DRM_AMD_DC_DEV_DC_GPIO_HPD_REGS_H_
#include "gpio_regs.h"
#define ONE_MORE_0 1
#define ONE_MORE_1 2
#define ONE_MORE_2 3
#define ONE_MORE_3 4
#define ONE_MORE_4 5
#define ONE_MORE_5 6
#define HPD_GPIO_REG_LIST_ENTRY(type,cd,id) \
.type ## _reg = REG(DC_GPIO_HPD_## type),\
.type ## _mask = DC_GPIO_HPD_ ## type ## __DC_GPIO_HPD ## id ## _ ## type ## _MASK,\
.type ## _shift = DC_GPIO_HPD_ ## type ## __DC_GPIO_HPD ## id ## _ ## type ## __SHIFT
#define HPD_GPIO_REG_LIST(id) \
{\
HPD_GPIO_REG_LIST_ENTRY(MASK,cd,id),\
HPD_GPIO_REG_LIST_ENTRY(A,cd,id),\
HPD_GPIO_REG_LIST_ENTRY(EN,cd,id),\
HPD_GPIO_REG_LIST_ENTRY(Y,cd,id)\
}
#define HPD_REG_LIST(id) \
HPD_GPIO_REG_LIST(ONE_MORE_ ## id), \
.int_status = REGI(DC_HPD_INT_STATUS, HPD, id),\
.toggle_filt_cntl = REGI(DC_HPD_TOGGLE_FILT_CNTL, HPD, id)
#define HPD_MASK_SH_LIST(mask_sh) \
SF_HPD(DC_HPD_INT_STATUS, DC_HPD_SENSE_DELAYED, mask_sh),\
SF_HPD(DC_HPD_INT_STATUS, DC_HPD_SENSE, mask_sh),\
SF_HPD(DC_HPD_TOGGLE_FILT_CNTL, DC_HPD_CONNECT_INT_DELAY, mask_sh),\
SF_HPD(DC_HPD_TOGGLE_FILT_CNTL, DC_HPD_DISCONNECT_INT_DELAY, mask_sh)
struct hpd_registers {
struct gpio_registers gpio;
uint32_t int_status;
uint32_t toggle_filt_cntl;
};
struct hpd_sh_mask {
/* int_status */
uint32_t DC_HPD_SENSE_DELAYED;
uint32_t DC_HPD_SENSE;
/* toggle_filt_cntl */
uint32_t DC_HPD_CONNECT_INT_DELAY;
uint32_t DC_HPD_DISCONNECT_INT_DELAY;
};
#endif /* DRIVERS_GPU_DRM_AMD_DC_DEV_DC_GPIO_HPD_REGS_H_ */