LXR linux/drivers/gpu/drm/amd/display/dc/dcn10/dcn10

   1/*
   2 * Copyright 2017 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 <linux/slab.h>
  27
  28#include "dm_services.h"
  29#include "dcn10_ipp.h"
  30#include "reg_helper.h"
  31
  32#define REG(reg) \
  33        (ippn10->regs->reg)
  34
  35#undef FN
  36#define FN(reg_name, field_name) \
  37        ippn10->ipp_shift->field_name, ippn10->ipp_mask->field_name
  38
  39#define CTX \
  40        ippn10->base.ctx
  41
  42/*****************************************/
  43/* Constructor, Destructor               */
  44/*****************************************/
  45
  46static void dcn10_ipp_destroy(struct input_pixel_processor **ipp)
  47{
  48        kfree(TO_DCN10_IPP(*ipp));
  49        *ipp = NULL;
  50}
  51
  52static const struct ipp_funcs dcn10_ipp_funcs = {
  53        .ipp_destroy                    = dcn10_ipp_destroy
  54};
  55
  56static const struct ipp_funcs dcn20_ipp_funcs = {
  57        .ipp_destroy                    = dcn10_ipp_destroy
  58};
  59
  60void dcn10_ipp_construct(
  61        struct dcn10_ipp *ippn10,
  62        struct dc_context *ctx,
  63        int inst,
  64        const struct dcn10_ipp_registers *regs,
  65        const struct dcn10_ipp_shift *ipp_shift,
  66        const struct dcn10_ipp_mask *ipp_mask)
  67{
  68        ippn10->base.ctx = ctx;
  69        ippn10->base.inst = inst;
  70        ippn10->base.funcs = &dcn10_ipp_funcs;
  71
  72        ippn10->regs = regs;
  73        ippn10->ipp_shift = ipp_shift;
  74        ippn10->ipp_mask = ipp_mask;
  75}
  76
  77void dcn20_ipp_construct(
  78        struct dcn10_ipp *ippn10,
  79        struct dc_context *ctx,
  80        int inst,
  81        const struct dcn10_ipp_registers *regs,
  82        const struct dcn10_ipp_shift *ipp_shift,
  83        const struct dcn10_ipp_mask *ipp_mask)
  84{
  85        ippn10->base.ctx = ctx;
  86        ippn10->base.inst = inst;
  87        ippn10->base.funcs = &dcn20_ipp_funcs;
  88
  89        ippn10->regs = regs;
  90        ippn10->ipp_shift = ipp_shift;
  91        ippn10->ipp_mask = ipp_mask;
  92}
  93