dcn301_dccg.c (2356B)
1/* 2 * Copyright 2020 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#include "reg_helper.h" 27#include "core_types.h" 28#include "dcn301_dccg.h" 29 30#define TO_DCN_DCCG(dccg)\ 31 container_of(dccg, struct dcn_dccg, base) 32 33#define REG(reg) \ 34 (dccg_dcn->regs->reg) 35 36#undef FN 37#define FN(reg_name, field_name) \ 38 dccg_dcn->dccg_shift->field_name, dccg_dcn->dccg_mask->field_name 39 40#define CTX \ 41 dccg_dcn->base.ctx 42#define DC_LOGGER \ 43 dccg->ctx->logger 44 45static const struct dccg_funcs dccg301_funcs = { 46 .update_dpp_dto = dccg2_update_dpp_dto, 47 .get_dccg_ref_freq = dccg2_get_dccg_ref_freq, 48 .set_fifo_errdet_ovr_en = dccg2_set_fifo_errdet_ovr_en, 49 .otg_add_pixel = dccg2_otg_add_pixel, 50 .otg_drop_pixel = dccg2_otg_drop_pixel, 51 .dccg_init = dccg2_init 52}; 53 54struct dccg *dccg301_create( 55 struct dc_context *ctx, 56 const struct dccg_registers *regs, 57 const struct dccg_shift *dccg_shift, 58 const struct dccg_mask *dccg_mask) 59{ 60 struct dcn_dccg *dccg_dcn = kzalloc(sizeof(*dccg_dcn), GFP_KERNEL); 61 struct dccg *base; 62 63 if (dccg_dcn == NULL) { 64 BREAK_TO_DEBUGGER(); 65 return NULL; 66 } 67 68 base = &dccg_dcn->base; 69 base->ctx = ctx; 70 base->funcs = &dccg301_funcs; 71 72 dccg_dcn->regs = regs; 73 dccg_dcn->dccg_shift = dccg_shift; 74 dccg_dcn->dccg_mask = dccg_mask; 75 76 return &dccg_dcn->base; 77} 78