root/drivers/gpu/drm/amd/amdgpu/umc_v6_1.h

INCLUDED FROM

   1 /*
   2  * Copyright 2019 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  */
  23 #ifndef __UMC_V6_1_H__
  24 #define __UMC_V6_1_H__
  25 
  26 #include "soc15_common.h"
  27 #include "amdgpu.h"
  28 
  29 /* HBM  Memory Channel Width */
  30 #define UMC_V6_1_HBM_MEMORY_CHANNEL_WIDTH       128
  31 /* number of umc channel instance with memory map register access */
  32 #define UMC_V6_1_CHANNEL_INSTANCE_NUM           4
  33 /* number of umc instance with memory map register access */
  34 #define UMC_V6_1_UMC_INSTANCE_NUM               8
  35 /* total channel instances in one umc block */
  36 #define UMC_V6_1_TOTAL_CHANNEL_NUM      (UMC_V6_1_CHANNEL_INSTANCE_NUM * UMC_V6_1_UMC_INSTANCE_NUM)
  37 /* UMC regiser per channel offset */
  38 #define UMC_V6_1_PER_CHANNEL_OFFSET             0x800
  39 
  40 /* EccErrCnt max value */
  41 #define UMC_V6_1_CE_CNT_MAX             0xffff
  42 /* umc ce interrupt threshold */
  43 #define UMC_V6_1_CE_INT_THRESHOLD       0xffff
  44 /* umc ce count initial value */
  45 #define UMC_V6_1_CE_CNT_INIT    (UMC_V6_1_CE_CNT_MAX - UMC_V6_1_CE_INT_THRESHOLD)
  46 
  47 extern const struct amdgpu_umc_funcs umc_v6_1_funcs;
  48 extern const uint32_t
  49         umc_v6_1_channel_idx_tbl[UMC_V6_1_UMC_INSTANCE_NUM][UMC_V6_1_CHANNEL_INSTANCE_NUM];
  50 
  51 #endif