drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hubbub.h

   1 /*
   2  * Copyright 2016 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 __DC_HUBBUB_DCN20_H__
  27 #define __DC_HUBBUB_DCN20_H__
  28
  29 #include "dcn10/dcn10_hubbub.h"
  30 #include "dcn20_vmid.h"
  31
  32 #define TO_DCN20_HUBBUB(hubbub)\
  33         container_of(hubbub, struct dcn20_hubbub, base)
  34
  35 #define HUBBUB_REG_LIST_DCN20(id)\
  36         HUBBUB_REG_LIST_DCN_COMMON(), \
  37         HUBBUB_VM_REG_LIST(), \
  38         HUBBUB_SR_WATERMARK_REG_LIST(), \
  39         SR(DCHUBBUB_CRC_CTRL), \
  40         SR(DCN_VM_FB_LOCATION_BASE),\
  41         SR(DCN_VM_FB_LOCATION_TOP),\
  42         SR(DCN_VM_FB_OFFSET),\
  43         SR(DCN_VM_AGP_BOT),\
  44         SR(DCN_VM_AGP_TOP),\
  45         SR(DCN_VM_AGP_BASE)
  46
  47 #define HUBBUB_MASK_SH_LIST_DCN20(mask_sh)\
  48         HUBBUB_MASK_SH_LIST_DCN_COMMON(mask_sh), \
  49         HUBBUB_MASK_SH_LIST_STUTTER(mask_sh), \
  50         HUBBUB_SF(DCHUBBUB_GLOBAL_TIMER_CNTL, DCHUBBUB_GLOBAL_TIMER_REFDIV, mask_sh), \
  51         HUBBUB_SF(DCN_VM_FB_LOCATION_BASE, FB_BASE, mask_sh), \
  52         HUBBUB_SF(DCN_VM_FB_LOCATION_TOP, FB_TOP, mask_sh), \
  53         HUBBUB_SF(DCN_VM_FB_OFFSET, FB_OFFSET, mask_sh), \
  54         HUBBUB_SF(DCN_VM_AGP_BOT, AGP_BOT, mask_sh), \
  55         HUBBUB_SF(DCN_VM_AGP_TOP, AGP_TOP, mask_sh), \
  56         HUBBUB_SF(DCN_VM_AGP_BASE, AGP_BASE, mask_sh)
  57
  58 struct dcn20_hubbub {
  59         struct hubbub base;
  60         const struct dcn_hubbub_registers *regs;
  61         const struct dcn_hubbub_shift *shifts;
  62         const struct dcn_hubbub_mask *masks;
  63         unsigned int debug_test_index_pstate;
  64         struct dcn_watermark_set watermarks;
  65         struct dcn20_vmid vmid[16];
  66 };
  67
  68 void hubbub2_construct(struct dcn20_hubbub *hubbub,
  69         struct dc_context *ctx,
  70         const struct dcn_hubbub_registers *hubbub_regs,
  71         const struct dcn_hubbub_shift *hubbub_shift,
  72         const struct dcn_hubbub_mask *hubbub_mask);
  73
  74 bool hubbub2_dcc_support_swizzle(
  75                 enum swizzle_mode_values swizzle,
  76                 unsigned int bytes_per_element,
  77                 enum segment_order *segment_order_horz,
  78                 enum segment_order *segment_order_vert);
  79
  80 bool hubbub2_dcc_support_pixel_format(
  81                 enum surface_pixel_format format,
  82                 unsigned int *bytes_per_element);
  83
  84 bool hubbub2_get_dcc_compression_cap(struct hubbub *hubbub,
  85                 const struct dc_dcc_surface_param *input,
  86                 struct dc_surface_dcc_cap *output);
  87
  88 bool hubbub2_initialize_vmids(struct hubbub *hubbub,
  89                 const struct dc_dcc_surface_param *input,
  90                 struct dc_surface_dcc_cap *output);
  91
  92 int hubbub2_init_dchub_sys_ctx(struct hubbub *hubbub,
  93                 struct dcn_hubbub_phys_addr_config *pa_config);
  94 void hubbub2_init_vm_ctx(struct hubbub *hubbub,
  95                 struct dcn_hubbub_virt_addr_config *va_config,
  96                 int vmid);
  97 void hubbub2_update_dchub(struct hubbub *hubbub,
  98                 struct dchub_init_data *dh_data);
  99
 100 void hubbub2_get_dchub_ref_freq(struct hubbub *hubbub,
 101                 unsigned int dccg_ref_freq_inKhz,
 102                 unsigned int *dchub_ref_freq_inKhz);
 103
 104 void hubbub2_wm_read_state(struct hubbub *hubbub,
 105                 struct dcn_hubbub_wm *wm);
 106
 107 #endif