1 /* 2 * Copyright 2012-16 Advanced Micro Devices, Inc. 3 * 4 * Permission is hereby granted, free of charge, to any person obtaining a 5 * copy of this software and associated documentation files (the "Software"), 6 * to deal in the Software without restriction, including without limitation 7 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 8 * and/or sell copies of the Software, and to permit persons to whom the 9 * Software is furnished to do so, subject to the following conditions: 10 * 11 * The above copyright notice and this permission notice shall be included in 12 * all copies or substantial portions of the Software. 13 * 14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 17 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR 18 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, 19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR 20 * OTHER DEALINGS IN THE SOFTWARE. 21 * 22 * Authors: AMD 23 * 24 */ 25 26 #ifndef DRIVERS_GPU_DRM_AMD_DC_DEV_DC_GPIO_HPD_REGS_H_ 27 #define DRIVERS_GPU_DRM_AMD_DC_DEV_DC_GPIO_HPD_REGS_H_ 28 29 #include "gpio_regs.h" 30 31 #define ONE_MORE_0 1 32 #define ONE_MORE_1 2 33 #define ONE_MORE_2 3 34 #define ONE_MORE_3 4 35 #define ONE_MORE_4 5 36 #define ONE_MORE_5 6 37 38 39 #define HPD_GPIO_REG_LIST_ENTRY(type, cd, id) \ 40 .type ## _reg = REG(DC_GPIO_HPD_## type),\ 41 .type ## _mask = DC_GPIO_HPD_ ## type ## __DC_GPIO_HPD ## id ## _ ## type ## _MASK,\ 42 .type ## _shift = DC_GPIO_HPD_ ## type ## __DC_GPIO_HPD ## id ## _ ## type ## __SHIFT 43 44 #define HPD_GPIO_REG_LIST(id) \ 45 {\ 46 HPD_GPIO_REG_LIST_ENTRY(MASK, cd, id),\ 47 HPD_GPIO_REG_LIST_ENTRY(A, cd, id),\ 48 HPD_GPIO_REG_LIST_ENTRY(EN, cd, id),\ 49 HPD_GPIO_REG_LIST_ENTRY(Y, cd, id)\ 50 } 51 52 #define HPD_REG_LIST(id) \ 53 HPD_GPIO_REG_LIST(ONE_MORE_ ## id), \ 54 .int_status = REGI(DC_HPD_INT_STATUS, HPD, id),\ 55 .toggle_filt_cntl = REGI(DC_HPD_TOGGLE_FILT_CNTL, HPD, id) 56 57 #define HPD_MASK_SH_LIST(mask_sh) \ 58 SF_HPD(DC_HPD_INT_STATUS, DC_HPD_SENSE_DELAYED, mask_sh),\ 59 SF_HPD(DC_HPD_INT_STATUS, DC_HPD_SENSE, mask_sh),\ 60 SF_HPD(DC_HPD_TOGGLE_FILT_CNTL, DC_HPD_CONNECT_INT_DELAY, mask_sh),\ 61 SF_HPD(DC_HPD_TOGGLE_FILT_CNTL, DC_HPD_DISCONNECT_INT_DELAY, mask_sh) 62 63 struct hpd_registers { 64 struct gpio_registers gpio; 65 uint32_t int_status; 66 uint32_t toggle_filt_cntl; 67 }; 68 69 struct hpd_sh_mask { 70 /* int_status */ 71 uint32_t DC_HPD_SENSE_DELAYED; 72 uint32_t DC_HPD_SENSE; 73 /* toggle_filt_cntl */ 74 uint32_t DC_HPD_CONNECT_INT_DELAY; 75 uint32_t DC_HPD_DISCONNECT_INT_DELAY; 76 }; 77 78 79 #endif /* DRIVERS_GPU_DRM_AMD_DC_DEV_DC_GPIO_HPD_REGS_H_ */ 80