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1/*2 * Copyright 2018 Advanced Micro Devices, Inc.3 *4 * Permission is hereby granted, free of charge, to any person obtaining a5 * copy of this software and associated documentation files (the "Software"),6 * to deal in the Software without restriction, including without limitation7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,8 * and/or sell copies of the Software, and to permit persons to whom the9 * Software is furnished to do so, subject to the following conditions:10 *11 * The above copyright notice and this permission notice shall be included in12 * all copies or substantial portions of the Software.13 *14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL17 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR18 * 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 OR20 * OTHER DEALINGS IN THE SOFTWARE.21 *22 * Authors: AMD23 *24 */25 26#include "dcn201_dccg.h"27 28#include "reg_helper.h"29#include "core_types.h"30 31#define TO_DCN_DCCG(dccg)\32 container_of(dccg, struct dcn_dccg, base)33 34#define REG(reg) \35 (dccg_dcn->regs->reg)36 37#undef FN38#define FN(reg_name, field_name) \39 dccg_dcn->dccg_shift->field_name, dccg_dcn->dccg_mask->field_name40 41#define CTX \42 dccg_dcn->base.ctx43 44#define DC_LOGGER \45 dccg->ctx->logger46 47static void dccg201_update_dpp_dto(struct dccg *dccg, int dpp_inst,48 int req_dppclk)49{50 /* vbios handles it */51}52 53static const struct dccg_funcs dccg201_funcs = {54 .update_dpp_dto = dccg201_update_dpp_dto,55 .get_dccg_ref_freq = dccg2_get_dccg_ref_freq,56 .set_fifo_errdet_ovr_en = dccg2_set_fifo_errdet_ovr_en,57 .otg_add_pixel = dccg2_otg_add_pixel,58 .otg_drop_pixel = dccg2_otg_drop_pixel,59 .dccg_init = dccg2_init60};61 62struct dccg *dccg201_create(63 struct dc_context *ctx,64 const struct dccg_registers *regs,65 const struct dccg_shift *dccg_shift,66 const struct dccg_mask *dccg_mask)67{68 struct dcn_dccg *dccg_dcn = kzalloc(sizeof(*dccg_dcn), GFP_KERNEL);69 struct dccg *base;70 71 if (dccg_dcn == NULL) {72 BREAK_TO_DEBUGGER();73 return NULL;74 }75 76 base = &dccg_dcn->base;77 base->ctx = ctx;78 base->funcs = &dccg201_funcs;79 80 dccg_dcn->regs = regs;81 dccg_dcn->dccg_shift = dccg_shift;82 dccg_dcn->dccg_mask = dccg_mask;83 84 return &dccg_dcn->base;85}86