drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c

   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  */
  23
  24 #include <linux/delay.h>
  25 #include <linux/firmware.h>
  26 #include <linux/module.h>
  27 #include <linux/pci.h>
  28
  29 #include "amdgpu.h"
  30 #include "amdgpu_ucode.h"
  31 #include "amdgpu_trace.h"
  32
  33 #include "sdma0/sdma0_4_2_offset.h"
  34 #include "sdma0/sdma0_4_2_sh_mask.h"
  35 #include "sdma1/sdma1_4_2_offset.h"
  36 #include "sdma1/sdma1_4_2_sh_mask.h"
  37 #include "sdma2/sdma2_4_2_2_offset.h"
  38 #include "sdma2/sdma2_4_2_2_sh_mask.h"
  39 #include "sdma3/sdma3_4_2_2_offset.h"
  40 #include "sdma3/sdma3_4_2_2_sh_mask.h"
  41 #include "sdma4/sdma4_4_2_2_offset.h"
  42 #include "sdma4/sdma4_4_2_2_sh_mask.h"
  43 #include "sdma5/sdma5_4_2_2_offset.h"
  44 #include "sdma5/sdma5_4_2_2_sh_mask.h"
  45 #include "sdma6/sdma6_4_2_2_offset.h"
  46 #include "sdma6/sdma6_4_2_2_sh_mask.h"
  47 #include "sdma7/sdma7_4_2_2_offset.h"
  48 #include "sdma7/sdma7_4_2_2_sh_mask.h"
  49 #include "sdma0/sdma0_4_1_default.h"
  50
  51 #include "soc15_common.h"
  52 #include "soc15.h"
  53 #include "vega10_sdma_pkt_open.h"
  54
  55 #include "ivsrcid/sdma0/irqsrcs_sdma0_4_0.h"
  56 #include "ivsrcid/sdma1/irqsrcs_sdma1_4_0.h"
  57
  58 #include "amdgpu_ras.h"
  59 #include "sdma_v4_4.h"
  60
  61 MODULE_FIRMWARE("amdgpu/vega10_sdma.bin");
  62 MODULE_FIRMWARE("amdgpu/vega10_sdma1.bin");
  63 MODULE_FIRMWARE("amdgpu/vega12_sdma.bin");
  64 MODULE_FIRMWARE("amdgpu/vega12_sdma1.bin");
  65 MODULE_FIRMWARE("amdgpu/vega20_sdma.bin");
  66 MODULE_FIRMWARE("amdgpu/vega20_sdma1.bin");
  67 MODULE_FIRMWARE("amdgpu/raven_sdma.bin");
  68 MODULE_FIRMWARE("amdgpu/picasso_sdma.bin");
  69 MODULE_FIRMWARE("amdgpu/raven2_sdma.bin");
  70 MODULE_FIRMWARE("amdgpu/arcturus_sdma.bin");
  71 MODULE_FIRMWARE("amdgpu/renoir_sdma.bin");
  72 MODULE_FIRMWARE("amdgpu/green_sardine_sdma.bin");
  73 MODULE_FIRMWARE("amdgpu/aldebaran_sdma.bin");
  74
  75 #define SDMA0_POWER_CNTL__ON_OFF_CONDITION_HOLD_TIME_MASK  0x000000F8L
  76 #define SDMA0_POWER_CNTL__ON_OFF_STATUS_DURATION_TIME_MASK 0xFC000000L
  77
  78 #define WREG32_SDMA(instance, offset, value) \
  79         WREG32(sdma_v4_0_get_reg_offset(adev, (instance), (offset)), value)
  80 #define RREG32_SDMA(instance, offset) \
  81         RREG32(sdma_v4_0_get_reg_offset(adev, (instance), (offset)))
  82
  83 static void sdma_v4_0_set_ring_funcs(struct amdgpu_device *adev);
  84 static void sdma_v4_0_set_buffer_funcs(struct amdgpu_device *adev);
  85 static void sdma_v4_0_set_vm_pte_funcs(struct amdgpu_device *adev);
  86 static void sdma_v4_0_set_irq_funcs(struct amdgpu_device *adev);
  87 static void sdma_v4_0_set_ras_funcs(struct amdgpu_device *adev);
  88
  89 static const struct soc15_reg_golden golden_settings_sdma_4[] = {
  90         SOC15_REG_GOLDEN_VALUE(SDMA0, 0, mmSDMA0_CHICKEN_BITS, 0xfe931f07, 0x02831d07),
  91         SOC15_REG_GOLDEN_VALUE(SDMA0, 0, mmSDMA0_CLK_CTRL, 0xff000ff0, 0x3f000100),
  92         SOC15_REG_GOLDEN_VALUE(SDMA0, 0, mmSDMA0_GFX_IB_CNTL, 0x800f0100, 0x00000100),
  93         SOC15_REG_GOLDEN_VALUE(SDMA0, 0, mmSDMA0_GFX_RB_WPTR_POLL_CNTL, 0xfffffff7, 0x00403000),
  94         SOC15_REG_GOLDEN_VALUE(SDMA0, 0, mmSDMA0_PAGE_IB_CNTL, 0x800f0100, 0x00000100),
  95         SOC15_REG_GOLDEN_VALUE(SDMA0, 0, mmSDMA0_PAGE_RB_WPTR_POLL_CNTL, 0x0000fff0, 0x00403000),
  96         SOC15_REG_GOLDEN_VALUE(SDMA0, 0, mmSDMA0_POWER_CNTL, 0x003ff006, 0x0003c000),
  97         SOC15_REG_GOLDEN_VALUE(SDMA0, 0, mmSDMA0_RLC0_IB_CNTL, 0x800f0100, 0x00000100),
  98         SOC15_REG_GOLDEN_VALUE(SDMA0, 0, mmSDMA0_RLC0_RB_WPTR_POLL_CNTL, 0x0000fff0, 0x00403000),
  99         SOC15_REG_GOLDEN_VALUE(SDMA0, 0, mmSDMA0_RLC1_IB_CNTL, 0x800f0100, 0x00000100),
 100         SOC15_REG_GOLDEN_VALUE(SDMA0, 0, mmSDMA0_RLC1_RB_WPTR_POLL_CNTL, 0x0000fff0, 0x00403000),
 101         SOC15_REG_GOLDEN_VALUE(SDMA0, 0, mmSDMA0_UTCL1_PAGE, 0x000003ff, 0x000003c0),
 102         SOC15_REG_GOLDEN_VALUE(SDMA0, 0, mmSDMA0_UTCL1_WATERMK, 0xfc000000, 0x00000000),
 103         SOC15_REG_GOLDEN_VALUE(SDMA1, 0, mmSDMA1_CLK_CTRL, 0xffffffff, 0x3f000100),
 104         SOC15_REG_GOLDEN_VALUE(SDMA1, 0, mmSDMA1_GFX_IB_CNTL, 0x800f0100, 0x00000100),
 105         SOC15_REG_GOLDEN_VALUE(SDMA1, 0, mmSDMA1_GFX_RB_WPTR_POLL_CNTL, 0x0000fff0, 0x00403000),
 106         SOC15_REG_GOLDEN_VALUE(SDMA1, 0, mmSDMA1_PAGE_IB_CNTL, 0x800f0100, 0x00000100),
 107         SOC15_REG_GOLDEN_VALUE(SDMA1, 0, mmSDMA1_PAGE_RB_WPTR_POLL_CNTL, 0x0000fff0, 0x00403000),
 108         SOC15_REG_GOLDEN_VALUE(SDMA1, 0, mmSDMA1_POWER_CNTL, 0x003ff000, 0x0003c000),
 109         SOC15_REG_GOLDEN_VALUE(SDMA1, 0, mmSDMA1_RLC0_IB_CNTL, 0x800f0100, 0x00000100),
 110         SOC15_REG_GOLDEN_VALUE(SDMA1, 0, mmSDMA1_RLC0_RB_WPTR_POLL_CNTL, 0x0000fff0, 0x00403000),
 111         SOC15_REG_GOLDEN_VALUE(SDMA1, 0, mmSDMA1_RLC1_IB_CNTL, 0x800f0100, 0x00000100),
 112         SOC15_REG_GOLDEN_VALUE(SDMA1, 0, mmSDMA1_RLC1_RB_WPTR_POLL_CNTL, 0x0000fff0, 0x00403000),
 113         SOC15_REG_GOLDEN_VALUE(SDMA1, 0, mmSDMA1_UTCL1_PAGE, 0x000003ff, 0x000003c0),
 114         SOC15_REG_GOLDEN_VALUE(SDMA1, 0, mmSDMA1_UTCL1_WATERMK, 0xfc000000, 0x00000000)
 115 };
 116
 117 static const struct soc15_reg_golden golden_settings_sdma_vg10[] = {
 118         SOC15_REG_GOLDEN_VALUE(SDMA0, 0, mmSDMA0_GB_ADDR_CONFIG, 0x0018773f, 0x00104002),
 119         SOC15_REG_GOLDEN_VALUE(SDMA0, 0, mmSDMA0_GB_ADDR_CONFIG_READ, 0x0018773f, 0x00104002),
 120         SOC15_REG_GOLDEN_VALUE(SDMA0, 0, mmSDMA0_UTCL1_TIMEOUT, 0xffffffff, 0x00010001),
 121         SOC15_REG_GOLDEN_VALUE(SDMA1, 0, mmSDMA1_CHICKEN_BITS, 0xfe931f07, 0x02831d07),
 122         SOC15_REG_GOLDEN_VALUE(SDMA1, 0, mmSDMA1_GB_ADDR_CONFIG, 0x0018773f, 0x00104002),
 123         SOC15_REG_GOLDEN_VALUE(SDMA1, 0, mmSDMA1_GB_ADDR_CONFIG_READ, 0x0018773f, 0x00104002),
 124         SOC15_REG_GOLDEN_VALUE(SDMA1, 0, mmSDMA1_UTCL1_TIMEOUT, 0xffffffff, 0x00010001),
 125 };
 126
 127 static const struct soc15_reg_golden golden_settings_sdma_vg12[] = {
 128         SOC15_REG_GOLDEN_VALUE(SDMA0, 0, mmSDMA0_GB_ADDR_CONFIG, 0x0018773f, 0x00104001),
 129         SOC15_REG_GOLDEN_VALUE(SDMA0, 0, mmSDMA0_GB_ADDR_CONFIG_READ, 0x0018773f, 0x00104001),
 130         SOC15_REG_GOLDEN_VALUE(SDMA0, 0, mmSDMA0_UTCL1_TIMEOUT, 0xffffffff, 0x00010001),
 131         SOC15_REG_GOLDEN_VALUE(SDMA1, 0, mmSDMA1_CHICKEN_BITS, 0xfe931f07, 0x02831d07),
 132         SOC15_REG_GOLDEN_VALUE(SDMA1, 0, mmSDMA1_GB_ADDR_CONFIG, 0x0018773f, 0x00104001),
 133         SOC15_REG_GOLDEN_VALUE(SDMA1, 0, mmSDMA1_GB_ADDR_CONFIG_READ, 0x0018773f, 0x00104001),
 134         SOC15_REG_GOLDEN_VALUE(SDMA1, 0, mmSDMA1_UTCL1_TIMEOUT, 0xffffffff, 0x00010001),
 135 };
 136
 137 static const struct soc15_reg_golden golden_settings_sdma_4_1[] = {
 138         SOC15_REG_GOLDEN_VALUE(SDMA0, 0, mmSDMA0_CHICKEN_BITS, 0xfe931f07, 0x02831d07),
 139         SOC15_REG_GOLDEN_VALUE(SDMA0, 0, mmSDMA0_CLK_CTRL, 0xffffffff, 0x3f000100),
 140         SOC15_REG_GOLDEN_VALUE(SDMA0, 0, mmSDMA0_GFX_IB_CNTL, 0x800f0111, 0x00000100),
 141         SOC15_REG_GOLDEN_VALUE(SDMA0, 0, mmSDMA0_GFX_RB_WPTR_POLL_CNTL, 0xfffffff7, 0x00403000),
 142         SOC15_REG_GOLDEN_VALUE(SDMA0, 0, mmSDMA0_POWER_CNTL, 0xfc3fffff, 0x40000051),
 143         SOC15_REG_GOLDEN_VALUE(SDMA0, 0, mmSDMA0_RLC0_IB_CNTL, 0x800f0111, 0x00000100),
 144         SOC15_REG_GOLDEN_VALUE(SDMA0, 0, mmSDMA0_RLC0_RB_WPTR_POLL_CNTL, 0xfffffff7, 0x00403000),
 145         SOC15_REG_GOLDEN_VALUE(SDMA0, 0, mmSDMA0_RLC1_IB_CNTL, 0x800f0111, 0x00000100),
 146         SOC15_REG_GOLDEN_VALUE(SDMA0, 0, mmSDMA0_RLC1_RB_WPTR_POLL_CNTL, 0xfffffff7, 0x00403000),
 147         SOC15_REG_GOLDEN_VALUE(SDMA0, 0, mmSDMA0_UTCL1_PAGE, 0x000003ff, 0x000003e0),
 148         SOC15_REG_GOLDEN_VALUE(SDMA0, 0, mmSDMA0_UTCL1_WATERMK, 0xfc000000, 0x00000000)
 149 };
 150
 151 static const struct soc15_reg_golden golden_settings_sdma0_4_2_init[] = {
 152         SOC15_REG_GOLDEN_VALUE(SDMA0, 0, mmSDMA0_RLC0_RB_WPTR_POLL_CNTL, 0xfffffff0, 0x00403000),
 153 };
 154
 155 static const struct soc15_reg_golden golden_settings_sdma0_4_2[] =
 156 {
 157         SOC15_REG_GOLDEN_VALUE(SDMA0, 0, mmSDMA0_CHICKEN_BITS, 0xfe931f07, 0x02831f07),
 158         SOC15_REG_GOLDEN_VALUE(SDMA0, 0, mmSDMA0_CLK_CTRL, 0xffffffff, 0x3f000100),
 159         SOC15_REG_GOLDEN_VALUE(SDMA0, 0, mmSDMA0_GB_ADDR_CONFIG, 0x0000773f, 0x00004002),
 160         SOC15_REG_GOLDEN_VALUE(SDMA0, 0, mmSDMA0_GB_ADDR_CONFIG_READ, 0x0000773f, 0x00004002),
 161         SOC15_REG_GOLDEN_VALUE(SDMA0, 0, mmSDMA0_GFX_RB_RPTR_ADDR_LO, 0xfffffffd, 0x00000001),
 162         SOC15_REG_GOLDEN_VALUE(SDMA0, 0, mmSDMA0_GFX_RB_WPTR_POLL_CNTL, 0xfffffff7, 0x00403000),
 163         SOC15_REG_GOLDEN_VALUE(SDMA0, 0, mmSDMA0_PAGE_RB_RPTR_ADDR_LO, 0xfffffffd, 0x00000001),
 164         SOC15_REG_GOLDEN_VALUE(SDMA0, 0, mmSDMA0_PAGE_RB_WPTR_POLL_CNTL, 0xfffffff7, 0x00403000),
 165         SOC15_REG_GOLDEN_VALUE(SDMA0, 0, mmSDMA0_RD_BURST_CNTL, 0x0000000f, 0x00000003),
 166         SOC15_REG_GOLDEN_VALUE(SDMA0, 0, mmSDMA0_RLC0_RB_RPTR_ADDR_LO, 0xfffffffd, 0x00000001),
 167         SOC15_REG_GOLDEN_VALUE(SDMA0, 0, mmSDMA0_RLC0_RB_WPTR_POLL_CNTL, 0xfffffff0, 0x00403000),
 168         SOC15_REG_GOLDEN_VALUE(SDMA0, 0, mmSDMA0_RLC1_RB_RPTR_ADDR_LO, 0xfffffffd, 0x00000001),
 169         SOC15_REG_GOLDEN_VALUE(SDMA0, 0, mmSDMA0_RLC1_RB_WPTR_POLL_CNTL, 0xfffffff7, 0x00403000),
 170         SOC15_REG_GOLDEN_VALUE(SDMA0, 0, mmSDMA0_RLC2_RB_RPTR_ADDR_LO, 0xfffffffd, 0x00000001),
 171         SOC15_REG_GOLDEN_VALUE(SDMA0, 0, mmSDMA0_RLC2_RB_WPTR_POLL_CNTL, 0xfffffff7, 0x00403000),
 172         SOC15_REG_GOLDEN_VALUE(SDMA0, 0, mmSDMA0_RLC3_RB_RPTR_ADDR_LO, 0xfffffffd, 0x00000001),
 173         SOC15_REG_GOLDEN_VALUE(SDMA0, 0, mmSDMA0_RLC3_RB_WPTR_POLL_CNTL, 0xfffffff7, 0x00403000),
 174         SOC15_REG_GOLDEN_VALUE(SDMA0, 0, mmSDMA0_RLC4_RB_RPTR_ADDR_LO, 0xfffffffd, 0x00000001),
 175         SOC15_REG_GOLDEN_VALUE(SDMA0, 0, mmSDMA0_RLC4_RB_WPTR_POLL_CNTL, 0xfffffff7, 0x00403000),
 176         SOC15_REG_GOLDEN_VALUE(SDMA0, 0, mmSDMA0_RLC5_RB_RPTR_ADDR_LO, 0xfffffffd, 0x00000001),
 177         SOC15_REG_GOLDEN_VALUE(SDMA0, 0, mmSDMA0_RLC5_RB_WPTR_POLL_CNTL, 0xfffffff7, 0x00403000),
 178         SOC15_REG_GOLDEN_VALUE(SDMA0, 0, mmSDMA0_RLC6_RB_RPTR_ADDR_LO, 0xfffffffd, 0x00000001),
 179         SOC15_REG_GOLDEN_VALUE(SDMA0, 0, mmSDMA0_RLC6_RB_WPTR_POLL_CNTL, 0xfffffff7, 0x00403000),
 180         SOC15_REG_GOLDEN_VALUE(SDMA0, 0, mmSDMA0_RLC7_RB_RPTR_ADDR_LO, 0xfffffffd, 0x00000001),
 181         SOC15_REG_GOLDEN_VALUE(SDMA0, 0, mmSDMA0_RLC7_RB_WPTR_POLL_CNTL, 0xfffffff7, 0x00403000),
 182         SOC15_REG_GOLDEN_VALUE(SDMA0, 0, mmSDMA0_UTCL1_PAGE, 0x000003ff, 0x000003c0),
 183         SOC15_REG_GOLDEN_VALUE(SDMA0, 0, mmSDMA0_UTCL1_TIMEOUT, 0xffffffff, 0x00010001),
 184 };
 185
 186 static const struct soc15_reg_golden golden_settings_sdma1_4_2[] = {
 187         SOC15_REG_GOLDEN_VALUE(SDMA1, 0, mmSDMA1_CHICKEN_BITS, 0xfe931f07, 0x02831f07),
 188         SOC15_REG_GOLDEN_VALUE(SDMA1, 0, mmSDMA1_CLK_CTRL, 0xffffffff, 0x3f000100),
 189         SOC15_REG_GOLDEN_VALUE(SDMA1, 0, mmSDMA1_GB_ADDR_CONFIG, 0x0000773f, 0x00004002),
 190         SOC15_REG_GOLDEN_VALUE(SDMA1, 0, mmSDMA1_GB_ADDR_CONFIG_READ, 0x0000773f, 0x00004002),
 191         SOC15_REG_GOLDEN_VALUE(SDMA1, 0, mmSDMA1_GFX_RB_RPTR_ADDR_LO, 0xfffffffd, 0x00000001),
 192         SOC15_REG_GOLDEN_VALUE(SDMA1, 0, mmSDMA1_GFX_RB_WPTR_POLL_CNTL, 0xfffffff7, 0x00403000),
 193         SOC15_REG_GOLDEN_VALUE(SDMA1, 0, mmSDMA1_PAGE_RB_RPTR_ADDR_LO, 0xfffffffd, 0x00000001),
 194         SOC15_REG_GOLDEN_VALUE(SDMA1, 0, mmSDMA1_PAGE_RB_WPTR_POLL_CNTL, 0xfffffff7, 0x00403000),
 195         SOC15_REG_GOLDEN_VALUE(SDMA1, 0, mmSDMA1_RD_BURST_CNTL, 0x0000000f, 0x00000003),
 196         SOC15_REG_GOLDEN_VALUE(SDMA1, 0, mmSDMA1_RLC0_RB_RPTR_ADDR_LO, 0xfffffffd, 0x00000001),
 197         SOC15_REG_GOLDEN_VALUE(SDMA1, 0, mmSDMA1_RLC0_RB_WPTR_POLL_CNTL, 0xfffffff0, 0x00403000),
 198         SOC15_REG_GOLDEN_VALUE(SDMA1, 0, mmSDMA1_RLC1_RB_RPTR_ADDR_LO, 0xfffffffd, 0x00000001),
 199         SOC15_REG_GOLDEN_VALUE(SDMA1, 0, mmSDMA1_RLC1_RB_WPTR_POLL_CNTL, 0xfffffff7, 0x00403000),
 200         SOC15_REG_GOLDEN_VALUE(SDMA1, 0, mmSDMA1_RLC2_RB_RPTR_ADDR_LO, 0xfffffffd, 0x00000001),
 201         SOC15_REG_GOLDEN_VALUE(SDMA1, 0, mmSDMA1_RLC2_RB_WPTR_POLL_CNTL, 0xfffffff7, 0x00403000),
 202         SOC15_REG_GOLDEN_VALUE(SDMA1, 0, mmSDMA1_RLC3_RB_RPTR_ADDR_LO, 0xfffffffd, 0x00000001),
 203         SOC15_REG_GOLDEN_VALUE(SDMA1, 0, mmSDMA1_RLC3_RB_WPTR_POLL_CNTL, 0xfffffff7, 0x00403000),
 204         SOC15_REG_GOLDEN_VALUE(SDMA1, 0, mmSDMA1_RLC4_RB_RPTR_ADDR_LO, 0xfffffffd, 0x00000001),
 205         SOC15_REG_GOLDEN_VALUE(SDMA1, 0, mmSDMA1_RLC4_RB_WPTR_POLL_CNTL, 0xfffffff7, 0x00403000),
 206         SOC15_REG_GOLDEN_VALUE(SDMA1, 0, mmSDMA1_RLC5_RB_RPTR_ADDR_LO, 0xfffffffd, 0x00000001),
 207         SOC15_REG_GOLDEN_VALUE(SDMA1, 0, mmSDMA1_RLC5_RB_WPTR_POLL_CNTL, 0xfffffff7, 0x00403000),
 208         SOC15_REG_GOLDEN_VALUE(SDMA1, 0, mmSDMA1_RLC6_RB_RPTR_ADDR_LO, 0xfffffffd, 0x00000001),
 209         SOC15_REG_GOLDEN_VALUE(SDMA1, 0, mmSDMA1_RLC6_RB_WPTR_POLL_CNTL, 0xfffffff7, 0x00403000),
 210         SOC15_REG_GOLDEN_VALUE(SDMA1, 0, mmSDMA1_RLC7_RB_RPTR_ADDR_LO, 0xfffffffd, 0x00000001),
 211         SOC15_REG_GOLDEN_VALUE(SDMA1, 0, mmSDMA1_RLC7_RB_WPTR_POLL_CNTL, 0xfffffff7, 0x00403000),
 212         SOC15_REG_GOLDEN_VALUE(SDMA1, 0, mmSDMA1_UTCL1_PAGE, 0x000003ff, 0x000003c0),
 213         SOC15_REG_GOLDEN_VALUE(SDMA1, 0, mmSDMA1_UTCL1_TIMEOUT, 0xffffffff, 0x00010001),
 214 };
 215
 216 static const struct soc15_reg_golden golden_settings_sdma_rv1[] =
 217 {
 218         SOC15_REG_GOLDEN_VALUE(SDMA0, 0, mmSDMA0_GB_ADDR_CONFIG, 0x0018773f, 0x00000002),
 219         SOC15_REG_GOLDEN_VALUE(SDMA0, 0, mmSDMA0_GB_ADDR_CONFIG_READ, 0x0018773f, 0x00000002)
 220 };
 221
 222 static const struct soc15_reg_golden golden_settings_sdma_rv2[] =
 223 {
 224         SOC15_REG_GOLDEN_VALUE(SDMA0, 0, mmSDMA0_GB_ADDR_CONFIG, 0x0018773f, 0x00003001),
 225         SOC15_REG_GOLDEN_VALUE(SDMA0, 0, mmSDMA0_GB_ADDR_CONFIG_READ, 0x0018773f, 0x00003001)
 226 };
 227
 228 static const struct soc15_reg_golden golden_settings_sdma_arct[] =
 229 {
 230         SOC15_REG_GOLDEN_VALUE(SDMA0, 0, mmSDMA0_CHICKEN_BITS, 0xfe931f07, 0x02831f07),
 231         SOC15_REG_GOLDEN_VALUE(SDMA0, 0, mmSDMA0_GB_ADDR_CONFIG, 0x0000773f, 0x00004002),
 232         SOC15_REG_GOLDEN_VALUE(SDMA0, 0, mmSDMA0_GB_ADDR_CONFIG_READ, 0x0000773f, 0x00004002),
 233         SOC15_REG_GOLDEN_VALUE(SDMA0, 0, mmSDMA0_UTCL1_TIMEOUT, 0xffffffff, 0x00010001),
 234         SOC15_REG_GOLDEN_VALUE(SDMA1, 0, mmSDMA1_CHICKEN_BITS, 0xfe931f07, 0x02831f07),
 235         SOC15_REG_GOLDEN_VALUE(SDMA1, 0, mmSDMA1_GB_ADDR_CONFIG, 0x0000773f, 0x00004002),
 236         SOC15_REG_GOLDEN_VALUE(SDMA1, 0, mmSDMA1_GB_ADDR_CONFIG_READ, 0x0000773f, 0x00004002),
 237         SOC15_REG_GOLDEN_VALUE(SDMA1, 0, mmSDMA1_UTCL1_TIMEOUT, 0xffffffff, 0x00010001),
 238         SOC15_REG_GOLDEN_VALUE(SDMA2, 0, mmSDMA2_CHICKEN_BITS, 0xfe931f07, 0x02831f07),
 239         SOC15_REG_GOLDEN_VALUE(SDMA2, 0, mmSDMA2_GB_ADDR_CONFIG, 0x0000773f, 0x00004002),
 240         SOC15_REG_GOLDEN_VALUE(SDMA2, 0, mmSDMA2_GB_ADDR_CONFIG_READ, 0x0000773f, 0x00004002),
 241         SOC15_REG_GOLDEN_VALUE(SDMA2, 0, mmSDMA2_UTCL1_TIMEOUT, 0xffffffff, 0x00010001),
 242         SOC15_REG_GOLDEN_VALUE(SDMA3, 0, mmSDMA3_CHICKEN_BITS, 0xfe931f07, 0x02831f07),
 243         SOC15_REG_GOLDEN_VALUE(SDMA3, 0, mmSDMA3_GB_ADDR_CONFIG, 0x0000773f, 0x00004002),
 244         SOC15_REG_GOLDEN_VALUE(SDMA3, 0, mmSDMA3_GB_ADDR_CONFIG_READ, 0x0000773f, 0x00004002),
 245         SOC15_REG_GOLDEN_VALUE(SDMA3, 0, mmSDMA3_UTCL1_TIMEOUT, 0xffffffff, 0x00010001),
 246         SOC15_REG_GOLDEN_VALUE(SDMA4, 0, mmSDMA4_CHICKEN_BITS, 0xfe931f07, 0x02831f07),
 247         SOC15_REG_GOLDEN_VALUE(SDMA4, 0, mmSDMA4_GB_ADDR_CONFIG, 0x0000773f, 0x00004002),
 248         SOC15_REG_GOLDEN_VALUE(SDMA4, 0, mmSDMA4_GB_ADDR_CONFIG_READ, 0x0000773f, 0x00004002),
 249         SOC15_REG_GOLDEN_VALUE(SDMA4, 0, mmSDMA4_UTCL1_TIMEOUT, 0xffffffff, 0x00010001),
 250         SOC15_REG_GOLDEN_VALUE(SDMA5, 0, mmSDMA5_CHICKEN_BITS, 0xfe931f07, 0x02831f07),
 251         SOC15_REG_GOLDEN_VALUE(SDMA5, 0, mmSDMA5_GB_ADDR_CONFIG, 0x0000773f, 0x00004002),
 252         SOC15_REG_GOLDEN_VALUE(SDMA5, 0, mmSDMA5_GB_ADDR_CONFIG_READ, 0x0000773f, 0x00004002),
 253         SOC15_REG_GOLDEN_VALUE(SDMA5, 0, mmSDMA5_UTCL1_TIMEOUT, 0xffffffff, 0x00010001),
 254         SOC15_REG_GOLDEN_VALUE(SDMA6, 0, mmSDMA6_CHICKEN_BITS, 0xfe931f07, 0x02831f07),
 255         SOC15_REG_GOLDEN_VALUE(SDMA6, 0, mmSDMA6_GB_ADDR_CONFIG, 0x0000773f, 0x00004002),
 256         SOC15_REG_GOLDEN_VALUE(SDMA6, 0, mmSDMA6_GB_ADDR_CONFIG_READ, 0x0000773f, 0x00004002),
 257         SOC15_REG_GOLDEN_VALUE(SDMA6, 0, mmSDMA6_UTCL1_TIMEOUT, 0xffffffff, 0x00010001),
 258         SOC15_REG_GOLDEN_VALUE(SDMA7, 0, mmSDMA7_CHICKEN_BITS, 0xfe931f07, 0x02831f07),
 259         SOC15_REG_GOLDEN_VALUE(SDMA7, 0, mmSDMA7_GB_ADDR_CONFIG, 0x0000773f, 0x00004002),
 260         SOC15_REG_GOLDEN_VALUE(SDMA7, 0, mmSDMA7_GB_ADDR_CONFIG_READ, 0x0000773f, 0x00004002),
 261         SOC15_REG_GOLDEN_VALUE(SDMA7, 0, mmSDMA7_UTCL1_TIMEOUT, 0xffffffff, 0x00010001)
 262 };
 263
 264 static const struct soc15_reg_golden golden_settings_sdma_aldebaran[] = {
 265         SOC15_REG_GOLDEN_VALUE(SDMA0, 0, mmSDMA0_GB_ADDR_CONFIG, 0x0018773f, 0x00104002),
 266         SOC15_REG_GOLDEN_VALUE(SDMA0, 0, mmSDMA0_GB_ADDR_CONFIG_READ, 0x0018773f, 0x00104002),
 267         SOC15_REG_GOLDEN_VALUE(SDMA0, 0, mmSDMA0_UTCL1_TIMEOUT, 0xffffffff, 0x00010001),
 268         SOC15_REG_GOLDEN_VALUE(SDMA1, 0, mmSDMA1_GB_ADDR_CONFIG, 0x0018773f, 0x00104002),
 269         SOC15_REG_GOLDEN_VALUE(SDMA1, 0, mmSDMA1_GB_ADDR_CONFIG_READ, 0x0018773f, 0x00104002),
 270         SOC15_REG_GOLDEN_VALUE(SDMA1, 0, mmSDMA1_UTCL1_TIMEOUT, 0xffffffff, 0x00010001),
 271         SOC15_REG_GOLDEN_VALUE(SDMA2, 0, mmSDMA2_GB_ADDR_CONFIG, 0x0018773f, 0x00104002),
 272         SOC15_REG_GOLDEN_VALUE(SDMA2, 0, mmSDMA2_GB_ADDR_CONFIG_READ, 0x0018773f, 0x00104002),
 273         SOC15_REG_GOLDEN_VALUE(SDMA3, 0, mmSDMA2_UTCL1_TIMEOUT, 0xffffffff, 0x00010001),
 274         SOC15_REG_GOLDEN_VALUE(SDMA3, 0, mmSDMA3_GB_ADDR_CONFIG, 0x0018773f, 0x00104002),
 275         SOC15_REG_GOLDEN_VALUE(SDMA3, 0, mmSDMA3_GB_ADDR_CONFIG_READ, 0x0018773f, 0x00104002),
 276         SOC15_REG_GOLDEN_VALUE(SDMA3, 0, mmSDMA3_UTCL1_TIMEOUT, 0xffffffff, 0x00010001),
 277         SOC15_REG_GOLDEN_VALUE(SDMA4, 0, mmSDMA4_GB_ADDR_CONFIG, 0x0018773f, 0x00104002),
 278         SOC15_REG_GOLDEN_VALUE(SDMA4, 0, mmSDMA4_GB_ADDR_CONFIG_READ, 0x0018773f, 0x00104002),
 279         SOC15_REG_GOLDEN_VALUE(SDMA4, 0, mmSDMA4_UTCL1_TIMEOUT, 0xffffffff, 0x00010001),
 280 };
 281
 282 static const struct soc15_reg_golden golden_settings_sdma_4_3[] = {
 283         SOC15_REG_GOLDEN_VALUE(SDMA0, 0, mmSDMA0_CHICKEN_BITS, 0xfe931f07, 0x02831f07),
 284         SOC15_REG_GOLDEN_VALUE(SDMA0, 0, mmSDMA0_CLK_CTRL, 0xffffffff, 0x3f000100),
 285         SOC15_REG_GOLDEN_VALUE(SDMA0, 0, mmSDMA0_GB_ADDR_CONFIG, 0x0018773f, 0x00000002),
 286         SOC15_REG_GOLDEN_VALUE(SDMA0, 0, mmSDMA0_GB_ADDR_CONFIG_READ, 0x0018773f, 0x00000002),
 287         SOC15_REG_GOLDEN_VALUE(SDMA0, 0, mmSDMA0_GFX_RB_WPTR_POLL_CNTL, 0xfffffff7, 0x00403000),
 288         SOC15_REG_GOLDEN_VALUE(SDMA0, 0, mmSDMA0_POWER_CNTL, 0x003fff07, 0x40000051),
 289         SOC15_REG_GOLDEN_VALUE(SDMA0, 0, mmSDMA0_RLC0_RB_WPTR_POLL_CNTL, 0xfffffff7, 0x00403000),
 290         SOC15_REG_GOLDEN_VALUE(SDMA0, 0, mmSDMA0_RLC1_RB_WPTR_POLL_CNTL, 0xfffffff7, 0x00403000),
 291         SOC15_REG_GOLDEN_VALUE(SDMA0, 0, mmSDMA0_UTCL1_PAGE, 0x000003ff, 0x000003e0),
 292         SOC15_REG_GOLDEN_VALUE(SDMA0, 0, mmSDMA0_UTCL1_WATERMK, 0xfc000000, 0x03fbe1fe)
 293 };
 294
 295 static const struct soc15_ras_field_entry sdma_v4_0_ras_fields[] = {
 296         { "SDMA_UCODE_BUF_SED", SOC15_REG_ENTRY(SDMA0, 0, mmSDMA0_EDC_COUNTER),
 297         SOC15_REG_FIELD(SDMA0_EDC_COUNTER, SDMA_UCODE_BUF_SED),
 298         0, 0,
 299         },
 300         { "SDMA_RB_CMD_BUF_SED", SOC15_REG_ENTRY(SDMA0, 0, mmSDMA0_EDC_COUNTER),
 301         SOC15_REG_FIELD(SDMA0_EDC_COUNTER, SDMA_RB_CMD_BUF_SED),
 302         0, 0,
 303         },
 304         { "SDMA_IB_CMD_BUF_SED", SOC15_REG_ENTRY(SDMA0, 0, mmSDMA0_EDC_COUNTER),
 305         SOC15_REG_FIELD(SDMA0_EDC_COUNTER, SDMA_IB_CMD_BUF_SED),
 306         0, 0,
 307         },
 308         { "SDMA_UTCL1_RD_FIFO_SED", SOC15_REG_ENTRY(SDMA0, 0, mmSDMA0_EDC_COUNTER),
 309         SOC15_REG_FIELD(SDMA0_EDC_COUNTER, SDMA_UTCL1_RD_FIFO_SED),
 310         0, 0,
 311         },
 312         { "SDMA_UTCL1_RDBST_FIFO_SED", SOC15_REG_ENTRY(SDMA0, 0, mmSDMA0_EDC_COUNTER),
 313         SOC15_REG_FIELD(SDMA0_EDC_COUNTER, SDMA_UTCL1_RDBST_FIFO_SED),
 314         0, 0,
 315         },
 316         { "SDMA_DATA_LUT_FIFO_SED", SOC15_REG_ENTRY(SDMA0, 0, mmSDMA0_EDC_COUNTER),
 317         SOC15_REG_FIELD(SDMA0_EDC_COUNTER, SDMA_DATA_LUT_FIFO_SED),
 318         0, 0,
 319         },
 320         { "SDMA_MBANK_DATA_BUF0_SED", SOC15_REG_ENTRY(SDMA0, 0, mmSDMA0_EDC_COUNTER),
 321         SOC15_REG_FIELD(SDMA0_EDC_COUNTER, SDMA_MBANK_DATA_BUF0_SED),
 322         0, 0,
 323         },
 324         { "SDMA_MBANK_DATA_BUF1_SED", SOC15_REG_ENTRY(SDMA0, 0, mmSDMA0_EDC_COUNTER),
 325         SOC15_REG_FIELD(SDMA0_EDC_COUNTER, SDMA_MBANK_DATA_BUF1_SED),
 326         0, 0,
 327         },
 328         { "SDMA_MBANK_DATA_BUF2_SED", SOC15_REG_ENTRY(SDMA0, 0, mmSDMA0_EDC_COUNTER),
 329         SOC15_REG_FIELD(SDMA0_EDC_COUNTER, SDMA_MBANK_DATA_BUF2_SED),
 330         0, 0,
 331         },
 332         { "SDMA_MBANK_DATA_BUF3_SED", SOC15_REG_ENTRY(SDMA0, 0, mmSDMA0_EDC_COUNTER),
 333         SOC15_REG_FIELD(SDMA0_EDC_COUNTER, SDMA_MBANK_DATA_BUF3_SED),
 334         0, 0,
 335         },
 336         { "SDMA_MBANK_DATA_BUF4_SED", SOC15_REG_ENTRY(SDMA0, 0, mmSDMA0_EDC_COUNTER),
 337         SOC15_REG_FIELD(SDMA0_EDC_COUNTER, SDMA_MBANK_DATA_BUF4_SED),
 338         0, 0,
 339         },
 340         { "SDMA_MBANK_DATA_BUF5_SED", SOC15_REG_ENTRY(SDMA0, 0, mmSDMA0_EDC_COUNTER),
 341         SOC15_REG_FIELD(SDMA0_EDC_COUNTER, SDMA_MBANK_DATA_BUF5_SED),
 342         0, 0,
 343         },
 344         { "SDMA_MBANK_DATA_BUF6_SED", SOC15_REG_ENTRY(SDMA0, 0, mmSDMA0_EDC_COUNTER),
 345         SOC15_REG_FIELD(SDMA0_EDC_COUNTER, SDMA_MBANK_DATA_BUF6_SED),
 346         0, 0,
 347         },
 348         { "SDMA_MBANK_DATA_BUF7_SED", SOC15_REG_ENTRY(SDMA0, 0, mmSDMA0_EDC_COUNTER),
 349         SOC15_REG_FIELD(SDMA0_EDC_COUNTER, SDMA_MBANK_DATA_BUF7_SED),
 350         0, 0,
 351         },
 352         { "SDMA_MBANK_DATA_BUF8_SED", SOC15_REG_ENTRY(SDMA0, 0, mmSDMA0_EDC_COUNTER),
 353         SOC15_REG_FIELD(SDMA0_EDC_COUNTER, SDMA_MBANK_DATA_BUF8_SED),
 354         0, 0,
 355         },
 356         { "SDMA_MBANK_DATA_BUF9_SED", SOC15_REG_ENTRY(SDMA0, 0, mmSDMA0_EDC_COUNTER),
 357         SOC15_REG_FIELD(SDMA0_EDC_COUNTER, SDMA_MBANK_DATA_BUF9_SED),
 358         0, 0,
 359         },
 360         { "SDMA_MBANK_DATA_BUF10_SED", SOC15_REG_ENTRY(SDMA0, 0, mmSDMA0_EDC_COUNTER),
 361         SOC15_REG_FIELD(SDMA0_EDC_COUNTER, SDMA_MBANK_DATA_BUF10_SED),
 362         0, 0,
 363         },
 364         { "SDMA_MBANK_DATA_BUF11_SED", SOC15_REG_ENTRY(SDMA0, 0, mmSDMA0_EDC_COUNTER),
 365         SOC15_REG_FIELD(SDMA0_EDC_COUNTER, SDMA_MBANK_DATA_BUF11_SED),
 366         0, 0,
 367         },
 368         { "SDMA_MBANK_DATA_BUF12_SED", SOC15_REG_ENTRY(SDMA0, 0, mmSDMA0_EDC_COUNTER),
 369         SOC15_REG_FIELD(SDMA0_EDC_COUNTER, SDMA_MBANK_DATA_BUF12_SED),
 370         0, 0,
 371         },
 372         { "SDMA_MBANK_DATA_BUF13_SED", SOC15_REG_ENTRY(SDMA0, 0, mmSDMA0_EDC_COUNTER),
 373         SOC15_REG_FIELD(SDMA0_EDC_COUNTER, SDMA_MBANK_DATA_BUF13_SED),
 374         0, 0,
 375         },
 376         { "SDMA_MBANK_DATA_BUF14_SED", SOC15_REG_ENTRY(SDMA0, 0, mmSDMA0_EDC_COUNTER),
 377         SOC15_REG_FIELD(SDMA0_EDC_COUNTER, SDMA_MBANK_DATA_BUF14_SED),
 378         0, 0,
 379         },
 380         { "SDMA_MBANK_DATA_BUF15_SED", SOC15_REG_ENTRY(SDMA0, 0, mmSDMA0_EDC_COUNTER),
 381         SOC15_REG_FIELD(SDMA0_EDC_COUNTER, SDMA_MBANK_DATA_BUF15_SED),
 382         0, 0,
 383         },
 384         { "SDMA_SPLIT_DAT_BUF_SED", SOC15_REG_ENTRY(SDMA0, 0, mmSDMA0_EDC_COUNTER),
 385         SOC15_REG_FIELD(SDMA0_EDC_COUNTER, SDMA_SPLIT_DAT_BUF_SED),
 386         0, 0,
 387         },
 388         { "SDMA_MC_WR_ADDR_FIFO_SED", SOC15_REG_ENTRY(SDMA0, 0, mmSDMA0_EDC_COUNTER),
 389         SOC15_REG_FIELD(SDMA0_EDC_COUNTER, SDMA_MC_WR_ADDR_FIFO_SED),
 390         0, 0,
 391         },
 392 };
 393
 394 static u32 sdma_v4_0_get_reg_offset(struct amdgpu_device *adev,
 395                 u32 instance, u32 offset)
 396 {
 397         switch (instance) {
 398         case 0:
 399                 return (adev->reg_offset[SDMA0_HWIP][0][0] + offset);
 400         case 1:
 401                 return (adev->reg_offset[SDMA1_HWIP][0][0] + offset);
 402         case 2:
 403                 return (adev->reg_offset[SDMA2_HWIP][0][1] + offset);
 404         case 3:
 405                 return (adev->reg_offset[SDMA3_HWIP][0][1] + offset);
 406         case 4:
 407                 return (adev->reg_offset[SDMA4_HWIP][0][1] + offset);
 408         case 5:
 409                 return (adev->reg_offset[SDMA5_HWIP][0][1] + offset);
 410         case 6:
 411                 return (adev->reg_offset[SDMA6_HWIP][0][1] + offset);
 412         case 7:
 413                 return (adev->reg_offset[SDMA7_HWIP][0][1] + offset);
 414         default:
 415                 break;
 416         }
 417         return 0;
 418 }
 419
 420 static unsigned sdma_v4_0_seq_to_irq_id(int seq_num)
 421 {
 422         switch (seq_num) {
 423         case 0:
 424                 return SOC15_IH_CLIENTID_SDMA0;
 425         case 1:
 426                 return SOC15_IH_CLIENTID_SDMA1;
 427         case 2:
 428                 return SOC15_IH_CLIENTID_SDMA2;
 429         case 3:
 430                 return SOC15_IH_CLIENTID_SDMA3;
 431         case 4:
 432                 return SOC15_IH_CLIENTID_SDMA4;
 433         case 5:
 434                 return SOC15_IH_CLIENTID_SDMA5;
 435         case 6:
 436                 return SOC15_IH_CLIENTID_SDMA6;
 437         case 7:
 438                 return SOC15_IH_CLIENTID_SDMA7;
 439         default:
 440                 break;
 441         }
 442         return -EINVAL;
 443 }
 444
 445 static int sdma_v4_0_irq_id_to_seq(unsigned client_id)
 446 {
 447         switch (client_id) {
 448         case SOC15_IH_CLIENTID_SDMA0:
 449                 return 0;
 450         case SOC15_IH_CLIENTID_SDMA1:
 451                 return 1;
 452         case SOC15_IH_CLIENTID_SDMA2:
 453                 return 2;
 454         case SOC15_IH_CLIENTID_SDMA3:
 455                 return 3;
 456         case SOC15_IH_CLIENTID_SDMA4:
 457                 return 4;
 458         case SOC15_IH_CLIENTID_SDMA5:
 459                 return 5;
 460         case SOC15_IH_CLIENTID_SDMA6:
 461                 return 6;
 462         case SOC15_IH_CLIENTID_SDMA7:
 463                 return 7;
 464         default:
 465                 break;
 466         }
 467         return -EINVAL;
 468 }
 469
 470 static void sdma_v4_0_init_golden_registers(struct amdgpu_device *adev)
 471 {
 472         switch (adev->ip_versions[SDMA0_HWIP][0]) {
 473         case IP_VERSION(4, 0, 0):
 474                 soc15_program_register_sequence(adev,
 475                                                 golden_settings_sdma_4,
 476                                                 ARRAY_SIZE(golden_settings_sdma_4));
 477                 soc15_program_register_sequence(adev,
 478                                                 golden_settings_sdma_vg10,
 479                                                 ARRAY_SIZE(golden_settings_sdma_vg10));
 480                 break;
 481         case IP_VERSION(4, 0, 1):
 482                 soc15_program_register_sequence(adev,
 483                                                 golden_settings_sdma_4,
 484                                                 ARRAY_SIZE(golden_settings_sdma_4));
 485                 soc15_program_register_sequence(adev,
 486                                                 golden_settings_sdma_vg12,
 487                                                 ARRAY_SIZE(golden_settings_sdma_vg12));
 488                 break;
 489         case IP_VERSION(4, 2, 0):
 490                 soc15_program_register_sequence(adev,
 491                                                 golden_settings_sdma0_4_2_init,
 492                                                 ARRAY_SIZE(golden_settings_sdma0_4_2_init));
 493                 soc15_program_register_sequence(adev,
 494                                                 golden_settings_sdma0_4_2,
 495                                                 ARRAY_SIZE(golden_settings_sdma0_4_2));
 496                 soc15_program_register_sequence(adev,
 497                                                 golden_settings_sdma1_4_2,
 498                                                 ARRAY_SIZE(golden_settings_sdma1_4_2));
 499                 break;
 500         case IP_VERSION(4, 2, 2):
 501                 soc15_program_register_sequence(adev,
 502                                                 golden_settings_sdma_arct,
 503                                                 ARRAY_SIZE(golden_settings_sdma_arct));
 504                 break;
 505         case IP_VERSION(4, 4, 0):
 506                 soc15_program_register_sequence(adev,
 507                                                 golden_settings_sdma_aldebaran,
 508                                                 ARRAY_SIZE(golden_settings_sdma_aldebaran));
 509                 break;
 510         case IP_VERSION(4, 1, 0):
 511         case IP_VERSION(4, 1, 1):
 512                 soc15_program_register_sequence(adev,
 513                                                 golden_settings_sdma_4_1,
 514                                                 ARRAY_SIZE(golden_settings_sdma_4_1));
 515                 if (adev->apu_flags & AMD_APU_IS_RAVEN2)
 516                         soc15_program_register_sequence(adev,
 517                                                         golden_settings_sdma_rv2,
 518                                                         ARRAY_SIZE(golden_settings_sdma_rv2));
 519                 else
 520                         soc15_program_register_sequence(adev,
 521                                                         golden_settings_sdma_rv1,
 522                                                         ARRAY_SIZE(golden_settings_sdma_rv1));
 523                 break;
 524         case IP_VERSION(4, 1, 2):
 525                 soc15_program_register_sequence(adev,
 526                                                 golden_settings_sdma_4_3,
 527                                                 ARRAY_SIZE(golden_settings_sdma_4_3));
 528                 break;
 529         default:
 530                 break;
 531         }
 532 }
 533
 534 static void sdma_v4_0_setup_ulv(struct amdgpu_device *adev)
 535 {
 536         int i;
 537
 538         /*
 539          * The only chips with SDMAv4 and ULV are VG10 and VG20.
 540          * Server SKUs take a different hysteresis setting from other SKUs.
 541          */
 542         switch (adev->ip_versions[SDMA0_HWIP][0]) {
 543         case IP_VERSION(4, 0, 0):
 544                 if (adev->pdev->device == 0x6860)
 545                         break;
 546                 return;
 547         case IP_VERSION(4, 2, 0):
 548                 if (adev->pdev->device == 0x66a1)
 549                         break;
 550                 return;
 551         default:
 552                 return;
 553         }
 554
 555         for (i = 0; i < adev->sdma.num_instances; i++) {
 556                 uint32_t temp;
 557
 558                 temp = RREG32_SDMA(i, mmSDMA0_ULV_CNTL);
 559                 temp = REG_SET_FIELD(temp, SDMA0_ULV_CNTL, HYSTERESIS, 0x0);
 560                 WREG32_SDMA(i, mmSDMA0_ULV_CNTL, temp);
 561         }
 562 }
 563
 564 /**
 565  * sdma_v4_0_init_microcode - load ucode images from disk
 566  *
 567  * @adev: amdgpu_device pointer
 568  *
 569  * Use the firmware interface to load the ucode images into
 570  * the driver (not loaded into hw).
 571  * Returns 0 on success, error on failure.
 572  */
 573
 574 // emulation only, won't work on real chip
 575 // vega10 real chip need to use PSP to load firmware
 576 static int sdma_v4_0_init_microcode(struct amdgpu_device *adev)
 577 {
 578         int ret, i;
 579
 580         for (i = 0; i < adev->sdma.num_instances; i++) {
 581                 if (adev->ip_versions[SDMA0_HWIP][0] == IP_VERSION(4, 2, 2) ||
 582                     adev->ip_versions[SDMA0_HWIP][0] == IP_VERSION(4, 4, 0)) {
 583                         /* Acturus & Aldebaran will leverage the same FW memory
 584                            for every SDMA instance */
 585                         ret = amdgpu_sdma_init_microcode(adev, 0, true);
 586                         break;
 587                 } else {
 588                         ret = amdgpu_sdma_init_microcode(adev, i, false);
 589                         if (ret)
 590                                 return ret;
 591                 }
 592         }
 593
 594         return ret;
 595 }
 596
 597 /**
 598  * sdma_v4_0_ring_get_rptr - get the current read pointer
 599  *
 600  * @ring: amdgpu ring pointer
 601  *
 602  * Get the current rptr from the hardware (VEGA10+).
 603  */
 604 static uint64_t sdma_v4_0_ring_get_rptr(struct amdgpu_ring *ring)
 605 {
 606         u64 *rptr;
 607
 608         /* XXX check if swapping is necessary on BE */
 609         rptr = ((u64 *)ring->rptr_cpu_addr);
 610
 611         DRM_DEBUG("rptr before shift == 0x%016llx\n", *rptr);
 612         return ((*rptr) >> 2);
 613 }
 614
 615 /**
 616  * sdma_v4_0_ring_get_wptr - get the current write pointer
 617  *
 618  * @ring: amdgpu ring pointer
 619  *
 620  * Get the current wptr from the hardware (VEGA10+).
 621  */
 622 static uint64_t sdma_v4_0_ring_get_wptr(struct amdgpu_ring *ring)
 623 {
 624         struct amdgpu_device *adev = ring->adev;
 625         u64 wptr;
 626
 627         if (ring->use_doorbell) {
 628                 /* XXX check if swapping is necessary on BE */
 629                 wptr = READ_ONCE(*((u64 *)ring->wptr_cpu_addr));
 630                 DRM_DEBUG("wptr/doorbell before shift == 0x%016llx\n", wptr);
 631         } else {
 632                 wptr = RREG32_SDMA(ring->me, mmSDMA0_GFX_RB_WPTR_HI);
 633                 wptr = wptr << 32;
 634                 wptr |= RREG32_SDMA(ring->me, mmSDMA0_GFX_RB_WPTR);
 635                 DRM_DEBUG("wptr before shift [%i] wptr == 0x%016llx\n",
 636                                 ring->me, wptr);
 637         }
 638
 639         return wptr >> 2;
 640 }
 641
 642 /**
 643  * sdma_v4_0_ring_set_wptr - commit the write pointer
 644  *
 645  * @ring: amdgpu ring pointer
 646  *
 647  * Write the wptr back to the hardware (VEGA10+).
 648  */
 649 static void sdma_v4_0_ring_set_wptr(struct amdgpu_ring *ring)
 650 {
 651         struct amdgpu_device *adev = ring->adev;
 652
 653         DRM_DEBUG("Setting write pointer\n");
 654         if (ring->use_doorbell) {
 655                 u64 *wb = (u64 *)ring->wptr_cpu_addr;
 656
 657                 DRM_DEBUG("Using doorbell -- "
 658                                 "wptr_offs == 0x%08x "
 659                                 "lower_32_bits(ring->wptr << 2) == 0x%08x "
 660                                 "upper_32_bits(ring->wptr << 2) == 0x%08x\n",
 661                                 ring->wptr_offs,
 662                                 lower_32_bits(ring->wptr << 2),
 663                                 upper_32_bits(ring->wptr << 2));
 664                 /* XXX check if swapping is necessary on BE */
 665                 WRITE_ONCE(*wb, (ring->wptr << 2));
 666                 DRM_DEBUG("calling WDOORBELL64(0x%08x, 0x%016llx)\n",
 667                                 ring->doorbell_index, ring->wptr << 2);
 668                 WDOORBELL64(ring->doorbell_index, ring->wptr << 2);
 669         } else {
 670                 DRM_DEBUG("Not using doorbell -- "
 671                                 "mmSDMA%i_GFX_RB_WPTR == 0x%08x "
 672                                 "mmSDMA%i_GFX_RB_WPTR_HI == 0x%08x\n",
 673                                 ring->me,
 674                                 lower_32_bits(ring->wptr << 2),
 675                                 ring->me,
 676                                 upper_32_bits(ring->wptr << 2));
 677                 WREG32_SDMA(ring->me, mmSDMA0_GFX_RB_WPTR,
 678                             lower_32_bits(ring->wptr << 2));
 679                 WREG32_SDMA(ring->me, mmSDMA0_GFX_RB_WPTR_HI,
 680                             upper_32_bits(ring->wptr << 2));
 681         }
 682 }
 683
 684 /**
 685  * sdma_v4_0_page_ring_get_wptr - get the current write pointer
 686  *
 687  * @ring: amdgpu ring pointer
 688  *
 689  * Get the current wptr from the hardware (VEGA10+).
 690  */
 691 static uint64_t sdma_v4_0_page_ring_get_wptr(struct amdgpu_ring *ring)
 692 {
 693         struct amdgpu_device *adev = ring->adev;
 694         u64 wptr;
 695
 696         if (ring->use_doorbell) {
 697                 /* XXX check if swapping is necessary on BE */
 698                 wptr = READ_ONCE(*((u64 *)ring->wptr_cpu_addr));
 699         } else {
 700                 wptr = RREG32_SDMA(ring->me, mmSDMA0_PAGE_RB_WPTR_HI);
 701                 wptr = wptr << 32;
 702                 wptr |= RREG32_SDMA(ring->me, mmSDMA0_PAGE_RB_WPTR);
 703         }
 704
 705         return wptr >> 2;
 706 }
 707
 708 /**
 709  * sdma_v4_0_page_ring_set_wptr - commit the write pointer
 710  *
 711  * @ring: amdgpu ring pointer
 712  *
 713  * Write the wptr back to the hardware (VEGA10+).
 714  */
 715 static void sdma_v4_0_page_ring_set_wptr(struct amdgpu_ring *ring)
 716 {
 717         struct amdgpu_device *adev = ring->adev;
 718
 719         if (ring->use_doorbell) {
 720                 u64 *wb = (u64 *)ring->wptr_cpu_addr;
 721
 722                 /* XXX check if swapping is necessary on BE */
 723                 WRITE_ONCE(*wb, (ring->wptr << 2));
 724                 WDOORBELL64(ring->doorbell_index, ring->wptr << 2);
 725         } else {
 726                 uint64_t wptr = ring->wptr << 2;
 727
 728                 WREG32_SDMA(ring->me, mmSDMA0_PAGE_RB_WPTR,
 729                             lower_32_bits(wptr));
 730                 WREG32_SDMA(ring->me, mmSDMA0_PAGE_RB_WPTR_HI,
 731                             upper_32_bits(wptr));
 732         }
 733 }
 734
 735 static void sdma_v4_0_ring_insert_nop(struct amdgpu_ring *ring, uint32_t count)
 736 {
 737         struct amdgpu_sdma_instance *sdma = amdgpu_sdma_get_instance_from_ring(ring);
 738         int i;
 739
 740         for (i = 0; i < count; i++)
 741                 if (sdma && sdma->burst_nop && (i == 0))
 742                         amdgpu_ring_write(ring, ring->funcs->nop |
 743                                 SDMA_PKT_NOP_HEADER_COUNT(count - 1));
 744                 else
 745                         amdgpu_ring_write(ring, ring->funcs->nop);
 746 }
 747
 748 /**
 749  * sdma_v4_0_ring_emit_ib - Schedule an IB on the DMA engine
 750  *
 751  * @ring: amdgpu ring pointer
 752  * @job: job to retrieve vmid from
 753  * @ib: IB object to schedule
 754  * @flags: unused
 755  *
 756  * Schedule an IB in the DMA ring (VEGA10).
 757  */
 758 static void sdma_v4_0_ring_emit_ib(struct amdgpu_ring *ring,
 759                                    struct amdgpu_job *job,
 760                                    struct amdgpu_ib *ib,
 761                                    uint32_t flags)
 762 {
 763         unsigned vmid = AMDGPU_JOB_GET_VMID(job);
 764
 765         /* IB packet must end on a 8 DW boundary */
 766         sdma_v4_0_ring_insert_nop(ring, (2 - lower_32_bits(ring->wptr)) & 7);
 767
 768         amdgpu_ring_write(ring, SDMA_PKT_HEADER_OP(SDMA_OP_INDIRECT) |
 769                           SDMA_PKT_INDIRECT_HEADER_VMID(vmid & 0xf));
 770         /* base must be 32 byte aligned */
 771         amdgpu_ring_write(ring, lower_32_bits(ib->gpu_addr) & 0xffffffe0);
 772         amdgpu_ring_write(ring, upper_32_bits(ib->gpu_addr));
 773         amdgpu_ring_write(ring, ib->length_dw);
 774         amdgpu_ring_write(ring, 0);
 775         amdgpu_ring_write(ring, 0);
 776
 777 }
 778
 779 static void sdma_v4_0_wait_reg_mem(struct amdgpu_ring *ring,
 780                                    int mem_space, int hdp,
 781                                    uint32_t addr0, uint32_t addr1,
 782                                    uint32_t ref, uint32_t mask,
 783                                    uint32_t inv)
 784 {
 785         amdgpu_ring_write(ring, SDMA_PKT_HEADER_OP(SDMA_OP_POLL_REGMEM) |
 786                           SDMA_PKT_POLL_REGMEM_HEADER_HDP_FLUSH(hdp) |
 787                           SDMA_PKT_POLL_REGMEM_HEADER_MEM_POLL(mem_space) |
 788                           SDMA_PKT_POLL_REGMEM_HEADER_FUNC(3)); /* == */
 789         if (mem_space) {
 790                 /* memory */
 791                 amdgpu_ring_write(ring, addr0);
 792                 amdgpu_ring_write(ring, addr1);
 793         } else {
 794                 /* registers */
 795                 amdgpu_ring_write(ring, addr0 << 2);
 796                 amdgpu_ring_write(ring, addr1 << 2);
 797         }
 798         amdgpu_ring_write(ring, ref); /* reference */
 799         amdgpu_ring_write(ring, mask); /* mask */
 800         amdgpu_ring_write(ring, SDMA_PKT_POLL_REGMEM_DW5_RETRY_COUNT(0xfff) |
 801                           SDMA_PKT_POLL_REGMEM_DW5_INTERVAL(inv)); /* retry count, poll interval */
 802 }
 803
 804 /**
 805  * sdma_v4_0_ring_emit_hdp_flush - emit an hdp flush on the DMA ring
 806  *
 807  * @ring: amdgpu ring pointer
 808  *
 809  * Emit an hdp flush packet on the requested DMA ring.
 810  */
 811 static void sdma_v4_0_ring_emit_hdp_flush(struct amdgpu_ring *ring)
 812 {
 813         struct amdgpu_device *adev = ring->adev;
 814         u32 ref_and_mask = 0;
 815         const struct nbio_hdp_flush_reg *nbio_hf_reg = adev->nbio.hdp_flush_reg;
 816
 817         ref_and_mask = nbio_hf_reg->ref_and_mask_sdma0 << ring->me;
 818
 819         sdma_v4_0_wait_reg_mem(ring, 0, 1,
 820                                adev->nbio.funcs->get_hdp_flush_done_offset(adev),
 821                                adev->nbio.funcs->get_hdp_flush_req_offset(adev),
 822                                ref_and_mask, ref_and_mask, 10);
 823 }
 824
 825 /**
 826  * sdma_v4_0_ring_emit_fence - emit a fence on the DMA ring
 827  *
 828  * @ring: amdgpu ring pointer
 829  * @addr: address
 830  * @seq: sequence number
 831  * @flags: fence related flags
 832  *
 833  * Add a DMA fence packet to the ring to write
 834  * the fence seq number and DMA trap packet to generate
 835  * an interrupt if needed (VEGA10).
 836  */
 837 static void sdma_v4_0_ring_emit_fence(struct amdgpu_ring *ring, u64 addr, u64 seq,
 838                                       unsigned flags)
 839 {
 840         bool write64bit = flags & AMDGPU_FENCE_FLAG_64BIT;
 841         /* write the fence */
 842         amdgpu_ring_write(ring, SDMA_PKT_HEADER_OP(SDMA_OP_FENCE));
 843         /* zero in first two bits */
 844         BUG_ON(addr & 0x3);
 845         amdgpu_ring_write(ring, lower_32_bits(addr));
 846         amdgpu_ring_write(ring, upper_32_bits(addr));
 847         amdgpu_ring_write(ring, lower_32_bits(seq));
 848
 849         /* optionally write high bits as well */
 850         if (write64bit) {
 851                 addr += 4;
 852                 amdgpu_ring_write(ring, SDMA_PKT_HEADER_OP(SDMA_OP_FENCE));
 853                 /* zero in first two bits */
 854                 BUG_ON(addr & 0x3);
 855                 amdgpu_ring_write(ring, lower_32_bits(addr));
 856                 amdgpu_ring_write(ring, upper_32_bits(addr));
 857                 amdgpu_ring_write(ring, upper_32_bits(seq));
 858         }
 859
 860         /* generate an interrupt */
 861         amdgpu_ring_write(ring, SDMA_PKT_HEADER_OP(SDMA_OP_TRAP));
 862         amdgpu_ring_write(ring, SDMA_PKT_TRAP_INT_CONTEXT_INT_CONTEXT(0));
 863 }
 864
 865
 866 /**
 867  * sdma_v4_0_gfx_enable - enable the gfx async dma engines
 868  *
 869  * @adev: amdgpu_device pointer
 870  * @enable: enable SDMA RB/IB
 871  * control the gfx async dma ring buffers (VEGA10).
 872  */
 873 static void sdma_v4_0_gfx_enable(struct amdgpu_device *adev, bool enable)
 874 {
 875         u32 rb_cntl, ib_cntl;
 876         int i;
 877
 878         amdgpu_sdma_unset_buffer_funcs_helper(adev);
 879
 880         for (i = 0; i < adev->sdma.num_instances; i++) {
 881                 rb_cntl = RREG32_SDMA(i, mmSDMA0_GFX_RB_CNTL);
 882                 rb_cntl = REG_SET_FIELD(rb_cntl, SDMA0_GFX_RB_CNTL, RB_ENABLE, enable ? 1 : 0);
 883                 WREG32_SDMA(i, mmSDMA0_GFX_RB_CNTL, rb_cntl);
 884                 ib_cntl = RREG32_SDMA(i, mmSDMA0_GFX_IB_CNTL);
 885                 ib_cntl = REG_SET_FIELD(ib_cntl, SDMA0_GFX_IB_CNTL, IB_ENABLE, enable ? 1 : 0);
 886                 WREG32_SDMA(i, mmSDMA0_GFX_IB_CNTL, ib_cntl);
 887         }
 888 }
 889
 890 /**
 891  * sdma_v4_0_rlc_stop - stop the compute async dma engines
 892  *
 893  * @adev: amdgpu_device pointer
 894  *
 895  * Stop the compute async dma queues (VEGA10).
 896  */
 897 static void sdma_v4_0_rlc_stop(struct amdgpu_device *adev)
 898 {
 899         /* XXX todo */
 900 }
 901
 902 /**
 903  * sdma_v4_0_page_stop - stop the page async dma engines
 904  *
 905  * @adev: amdgpu_device pointer
 906  *
 907  * Stop the page async dma ring buffers (VEGA10).
 908  */
 909 static void sdma_v4_0_page_stop(struct amdgpu_device *adev)
 910 {
 911         u32 rb_cntl, ib_cntl;
 912         int i;
 913
 914         amdgpu_sdma_unset_buffer_funcs_helper(adev);
 915
 916         for (i = 0; i < adev->sdma.num_instances; i++) {
 917                 rb_cntl = RREG32_SDMA(i, mmSDMA0_PAGE_RB_CNTL);
 918                 rb_cntl = REG_SET_FIELD(rb_cntl, SDMA0_PAGE_RB_CNTL,
 919                                         RB_ENABLE, 0);
 920                 WREG32_SDMA(i, mmSDMA0_PAGE_RB_CNTL, rb_cntl);
 921                 ib_cntl = RREG32_SDMA(i, mmSDMA0_PAGE_IB_CNTL);
 922                 ib_cntl = REG_SET_FIELD(ib_cntl, SDMA0_PAGE_IB_CNTL,
 923                                         IB_ENABLE, 0);
 924                 WREG32_SDMA(i, mmSDMA0_PAGE_IB_CNTL, ib_cntl);
 925         }
 926 }
 927
 928 /**
 929  * sdma_v4_0_ctx_switch_enable - stop the async dma engines context switch
 930  *
 931  * @adev: amdgpu_device pointer
 932  * @enable: enable/disable the DMA MEs context switch.
 933  *
 934  * Halt or unhalt the async dma engines context switch (VEGA10).
 935  */
 936 static void sdma_v4_0_ctx_switch_enable(struct amdgpu_device *adev, bool enable)
 937 {
 938         u32 f32_cntl, phase_quantum = 0;
 939         int i;
 940
 941         if (amdgpu_sdma_phase_quantum) {
 942                 unsigned value = amdgpu_sdma_phase_quantum;
 943                 unsigned unit = 0;
 944
 945                 while (value > (SDMA0_PHASE0_QUANTUM__VALUE_MASK >>
 946                                 SDMA0_PHASE0_QUANTUM__VALUE__SHIFT)) {
 947                         value = (value + 1) >> 1;
 948                         unit++;
 949                 }
 950                 if (unit > (SDMA0_PHASE0_QUANTUM__UNIT_MASK >>
 951                             SDMA0_PHASE0_QUANTUM__UNIT__SHIFT)) {
 952                         value = (SDMA0_PHASE0_QUANTUM__VALUE_MASK >>
 953                                  SDMA0_PHASE0_QUANTUM__VALUE__SHIFT);
 954                         unit = (SDMA0_PHASE0_QUANTUM__UNIT_MASK >>
 955                                 SDMA0_PHASE0_QUANTUM__UNIT__SHIFT);
 956                         WARN_ONCE(1,
 957                         "clamping sdma_phase_quantum to %uK clock cycles\n",
 958                                   value << unit);
 959                 }
 960                 phase_quantum =
 961                         value << SDMA0_PHASE0_QUANTUM__VALUE__SHIFT |
 962                         unit  << SDMA0_PHASE0_QUANTUM__UNIT__SHIFT;
 963         }
 964
 965         for (i = 0; i < adev->sdma.num_instances; i++) {
 966                 f32_cntl = RREG32_SDMA(i, mmSDMA0_CNTL);
 967                 f32_cntl = REG_SET_FIELD(f32_cntl, SDMA0_CNTL,
 968                                 AUTO_CTXSW_ENABLE, enable ? 1 : 0);
 969                 if (enable && amdgpu_sdma_phase_quantum) {
 970                         WREG32_SDMA(i, mmSDMA0_PHASE0_QUANTUM, phase_quantum);
 971                         WREG32_SDMA(i, mmSDMA0_PHASE1_QUANTUM, phase_quantum);
 972                         WREG32_SDMA(i, mmSDMA0_PHASE2_QUANTUM, phase_quantum);
 973                 }
 974                 WREG32_SDMA(i, mmSDMA0_CNTL, f32_cntl);
 975
 976                 /*
 977                  * Enable SDMA utilization. Its only supported on
 978                  * Arcturus for the moment and firmware version 14
 979                  * and above.
 980                  */
 981                 if (adev->ip_versions[SDMA0_HWIP][0] == IP_VERSION(4, 2, 2) &&
 982                     adev->sdma.instance[i].fw_version >= 14)
 983                         WREG32_SDMA(i, mmSDMA0_PUB_DUMMY_REG2, enable);
 984                 /* Extend page fault timeout to avoid interrupt storm */
 985                 WREG32_SDMA(i, mmSDMA0_UTCL1_TIMEOUT, 0x00800080);
 986         }
 987
 988 }
 989
 990 /**
 991  * sdma_v4_0_enable - stop the async dma engines
 992  *
 993  * @adev: amdgpu_device pointer
 994  * @enable: enable/disable the DMA MEs.
 995  *
 996  * Halt or unhalt the async dma engines (VEGA10).
 997  */
 998 static void sdma_v4_0_enable(struct amdgpu_device *adev, bool enable)
 999 {
1000         u32 f32_cntl;
1001         int i;
1002
1003         if (!enable) {
1004                 sdma_v4_0_gfx_enable(adev, enable);
1005                 sdma_v4_0_rlc_stop(adev);
1006                 if (adev->sdma.has_page_queue)
1007                         sdma_v4_0_page_stop(adev);
1008         }
1009
1010         for (i = 0; i < adev->sdma.num_instances; i++) {
1011                 f32_cntl = RREG32_SDMA(i, mmSDMA0_F32_CNTL);
1012                 f32_cntl = REG_SET_FIELD(f32_cntl, SDMA0_F32_CNTL, HALT, enable ? 0 : 1);
1013                 WREG32_SDMA(i, mmSDMA0_F32_CNTL, f32_cntl);
1014         }
1015 }
1016
1017 /*
1018  * sdma_v4_0_rb_cntl - get parameters for rb_cntl
1019  */
1020 static uint32_t sdma_v4_0_rb_cntl(struct amdgpu_ring *ring, uint32_t rb_cntl)
1021 {
1022         /* Set ring buffer size in dwords */
1023         uint32_t rb_bufsz = order_base_2(ring->ring_size / 4);
1024
1025         rb_cntl = REG_SET_FIELD(rb_cntl, SDMA0_GFX_RB_CNTL, RB_SIZE, rb_bufsz);
1026 #ifdef __BIG_ENDIAN
1027         rb_cntl = REG_SET_FIELD(rb_cntl, SDMA0_GFX_RB_CNTL, RB_SWAP_ENABLE, 1);
1028         rb_cntl = REG_SET_FIELD(rb_cntl, SDMA0_GFX_RB_CNTL,
1029                                 RPTR_WRITEBACK_SWAP_ENABLE, 1);
1030 #endif
1031         return rb_cntl;
1032 }
1033
1034 /**
1035  * sdma_v4_0_gfx_resume - setup and start the async dma engines
1036  *
1037  * @adev: amdgpu_device pointer
1038  * @i: instance to resume
1039  *
1040  * Set up the gfx DMA ring buffers and enable them (VEGA10).
1041  * Returns 0 for success, error for failure.
1042  */
1043 static void sdma_v4_0_gfx_resume(struct amdgpu_device *adev, unsigned int i)
1044 {
1045         struct amdgpu_ring *ring = &adev->sdma.instance[i].ring;
1046         u32 rb_cntl, ib_cntl, wptr_poll_cntl;
1047         u32 doorbell;
1048         u32 doorbell_offset;
1049         u64 wptr_gpu_addr;
1050
1051         rb_cntl = RREG32_SDMA(i, mmSDMA0_GFX_RB_CNTL);
1052         rb_cntl = sdma_v4_0_rb_cntl(ring, rb_cntl);
1053         WREG32_SDMA(i, mmSDMA0_GFX_RB_CNTL, rb_cntl);
1054
1055         /* Initialize the ring buffer's read and write pointers */
1056         WREG32_SDMA(i, mmSDMA0_GFX_RB_RPTR, 0);
1057         WREG32_SDMA(i, mmSDMA0_GFX_RB_RPTR_HI, 0);
1058         WREG32_SDMA(i, mmSDMA0_GFX_RB_WPTR, 0);
1059         WREG32_SDMA(i, mmSDMA0_GFX_RB_WPTR_HI, 0);
1060
1061         /* set the wb address whether it's enabled or not */
1062         WREG32_SDMA(i, mmSDMA0_GFX_RB_RPTR_ADDR_HI,
1063                upper_32_bits(ring->rptr_gpu_addr) & 0xFFFFFFFF);
1064         WREG32_SDMA(i, mmSDMA0_GFX_RB_RPTR_ADDR_LO,
1065                lower_32_bits(ring->rptr_gpu_addr) & 0xFFFFFFFC);
1066
1067         rb_cntl = REG_SET_FIELD(rb_cntl, SDMA0_GFX_RB_CNTL,
1068                                 RPTR_WRITEBACK_ENABLE, 1);
1069
1070         WREG32_SDMA(i, mmSDMA0_GFX_RB_BASE, ring->gpu_addr >> 8);
1071         WREG32_SDMA(i, mmSDMA0_GFX_RB_BASE_HI, ring->gpu_addr >> 40);
1072
1073         ring->wptr = 0;
1074
1075         /* before programing wptr to a less value, need set minor_ptr_update first */
1076         WREG32_SDMA(i, mmSDMA0_GFX_MINOR_PTR_UPDATE, 1);
1077
1078         doorbell = RREG32_SDMA(i, mmSDMA0_GFX_DOORBELL);
1079         doorbell_offset = RREG32_SDMA(i, mmSDMA0_GFX_DOORBELL_OFFSET);
1080
1081         doorbell = REG_SET_FIELD(doorbell, SDMA0_GFX_DOORBELL, ENABLE,
1082                                  ring->use_doorbell);
1083         doorbell_offset = REG_SET_FIELD(doorbell_offset,
1084                                         SDMA0_GFX_DOORBELL_OFFSET,
1085                                         OFFSET, ring->doorbell_index);
1086         WREG32_SDMA(i, mmSDMA0_GFX_DOORBELL, doorbell);
1087         WREG32_SDMA(i, mmSDMA0_GFX_DOORBELL_OFFSET, doorbell_offset);
1088
1089         sdma_v4_0_ring_set_wptr(ring);
1090
1091         /* set minor_ptr_update to 0 after wptr programed */
1092         WREG32_SDMA(i, mmSDMA0_GFX_MINOR_PTR_UPDATE, 0);
1093
1094         /* setup the wptr shadow polling */
1095         wptr_gpu_addr = ring->wptr_gpu_addr;
1096         WREG32_SDMA(i, mmSDMA0_GFX_RB_WPTR_POLL_ADDR_LO,
1097                     lower_32_bits(wptr_gpu_addr));
1098         WREG32_SDMA(i, mmSDMA0_GFX_RB_WPTR_POLL_ADDR_HI,
1099                     upper_32_bits(wptr_gpu_addr));
1100         wptr_poll_cntl = RREG32_SDMA(i, mmSDMA0_GFX_RB_WPTR_POLL_CNTL);
1101         wptr_poll_cntl = REG_SET_FIELD(wptr_poll_cntl,
1102                                        SDMA0_GFX_RB_WPTR_POLL_CNTL,
1103                                        F32_POLL_ENABLE, amdgpu_sriov_vf(adev)? 1 : 0);
1104         WREG32_SDMA(i, mmSDMA0_GFX_RB_WPTR_POLL_CNTL, wptr_poll_cntl);
1105
1106         /* enable DMA RB */
1107         rb_cntl = REG_SET_FIELD(rb_cntl, SDMA0_GFX_RB_CNTL, RB_ENABLE, 1);
1108         WREG32_SDMA(i, mmSDMA0_GFX_RB_CNTL, rb_cntl);
1109
1110         ib_cntl = RREG32_SDMA(i, mmSDMA0_GFX_IB_CNTL);
1111         ib_cntl = REG_SET_FIELD(ib_cntl, SDMA0_GFX_IB_CNTL, IB_ENABLE, 1);
1112 #ifdef __BIG_ENDIAN
1113         ib_cntl = REG_SET_FIELD(ib_cntl, SDMA0_GFX_IB_CNTL, IB_SWAP_ENABLE, 1);
1114 #endif
1115         /* enable DMA IBs */
1116         WREG32_SDMA(i, mmSDMA0_GFX_IB_CNTL, ib_cntl);
1117
1118         ring->sched.ready = true;
1119 }
1120
1121 /**
1122  * sdma_v4_0_page_resume - setup and start the async dma engines
1123  *
1124  * @adev: amdgpu_device pointer
1125  * @i: instance to resume
1126  *
1127  * Set up the page DMA ring buffers and enable them (VEGA10).
1128  * Returns 0 for success, error for failure.
1129  */
1130 static void sdma_v4_0_page_resume(struct amdgpu_device *adev, unsigned int i)
1131 {
1132         struct amdgpu_ring *ring = &adev->sdma.instance[i].page;
1133         u32 rb_cntl, ib_cntl, wptr_poll_cntl;
1134         u32 doorbell;
1135         u32 doorbell_offset;
1136         u64 wptr_gpu_addr;
1137
1138         rb_cntl = RREG32_SDMA(i, mmSDMA0_PAGE_RB_CNTL);
1139         rb_cntl = sdma_v4_0_rb_cntl(ring, rb_cntl);
1140         WREG32_SDMA(i, mmSDMA0_PAGE_RB_CNTL, rb_cntl);
1141
1142         /* Initialize the ring buffer's read and write pointers */
1143         WREG32_SDMA(i, mmSDMA0_PAGE_RB_RPTR, 0);
1144         WREG32_SDMA(i, mmSDMA0_PAGE_RB_RPTR_HI, 0);
1145         WREG32_SDMA(i, mmSDMA0_PAGE_RB_WPTR, 0);
1146         WREG32_SDMA(i, mmSDMA0_PAGE_RB_WPTR_HI, 0);
1147
1148         /* set the wb address whether it's enabled or not */
1149         WREG32_SDMA(i, mmSDMA0_PAGE_RB_RPTR_ADDR_HI,
1150                upper_32_bits(ring->rptr_gpu_addr) & 0xFFFFFFFF);
1151         WREG32_SDMA(i, mmSDMA0_PAGE_RB_RPTR_ADDR_LO,
1152                lower_32_bits(ring->rptr_gpu_addr) & 0xFFFFFFFC);
1153
1154         rb_cntl = REG_SET_FIELD(rb_cntl, SDMA0_PAGE_RB_CNTL,
1155                                 RPTR_WRITEBACK_ENABLE, 1);
1156
1157         WREG32_SDMA(i, mmSDMA0_PAGE_RB_BASE, ring->gpu_addr >> 8);
1158         WREG32_SDMA(i, mmSDMA0_PAGE_RB_BASE_HI, ring->gpu_addr >> 40);
1159
1160         ring->wptr = 0;
1161
1162         /* before programing wptr to a less value, need set minor_ptr_update first */
1163         WREG32_SDMA(i, mmSDMA0_PAGE_MINOR_PTR_UPDATE, 1);
1164
1165         doorbell = RREG32_SDMA(i, mmSDMA0_PAGE_DOORBELL);
1166         doorbell_offset = RREG32_SDMA(i, mmSDMA0_PAGE_DOORBELL_OFFSET);
1167
1168         doorbell = REG_SET_FIELD(doorbell, SDMA0_PAGE_DOORBELL, ENABLE,
1169                                  ring->use_doorbell);
1170         doorbell_offset = REG_SET_FIELD(doorbell_offset,
1171                                         SDMA0_PAGE_DOORBELL_OFFSET,
1172                                         OFFSET, ring->doorbell_index);
1173         WREG32_SDMA(i, mmSDMA0_PAGE_DOORBELL, doorbell);
1174         WREG32_SDMA(i, mmSDMA0_PAGE_DOORBELL_OFFSET, doorbell_offset);
1175
1176         /* paging queue doorbell range is setup at sdma_v4_0_gfx_resume */
1177         sdma_v4_0_page_ring_set_wptr(ring);
1178
1179         /* set minor_ptr_update to 0 after wptr programed */
1180         WREG32_SDMA(i, mmSDMA0_PAGE_MINOR_PTR_UPDATE, 0);
1181
1182         /* setup the wptr shadow polling */
1183         wptr_gpu_addr = ring->wptr_gpu_addr;
1184         WREG32_SDMA(i, mmSDMA0_PAGE_RB_WPTR_POLL_ADDR_LO,
1185                     lower_32_bits(wptr_gpu_addr));
1186         WREG32_SDMA(i, mmSDMA0_PAGE_RB_WPTR_POLL_ADDR_HI,
1187                     upper_32_bits(wptr_gpu_addr));
1188         wptr_poll_cntl = RREG32_SDMA(i, mmSDMA0_PAGE_RB_WPTR_POLL_CNTL);
1189         wptr_poll_cntl = REG_SET_FIELD(wptr_poll_cntl,
1190                                        SDMA0_PAGE_RB_WPTR_POLL_CNTL,
1191                                        F32_POLL_ENABLE, amdgpu_sriov_vf(adev)? 1 : 0);
1192         WREG32_SDMA(i, mmSDMA0_PAGE_RB_WPTR_POLL_CNTL, wptr_poll_cntl);
1193
1194         /* enable DMA RB */
1195         rb_cntl = REG_SET_FIELD(rb_cntl, SDMA0_PAGE_RB_CNTL, RB_ENABLE, 1);
1196         WREG32_SDMA(i, mmSDMA0_PAGE_RB_CNTL, rb_cntl);
1197
1198         ib_cntl = RREG32_SDMA(i, mmSDMA0_PAGE_IB_CNTL);
1199         ib_cntl = REG_SET_FIELD(ib_cntl, SDMA0_PAGE_IB_CNTL, IB_ENABLE, 1);
1200 #ifdef __BIG_ENDIAN
1201         ib_cntl = REG_SET_FIELD(ib_cntl, SDMA0_PAGE_IB_CNTL, IB_SWAP_ENABLE, 1);
1202 #endif
1203         /* enable DMA IBs */
1204         WREG32_SDMA(i, mmSDMA0_PAGE_IB_CNTL, ib_cntl);
1205
1206         ring->sched.ready = true;
1207 }
1208
1209 static void
1210 sdma_v4_1_update_power_gating(struct amdgpu_device *adev, bool enable)
1211 {
1212         uint32_t def, data;
1213
1214         if (enable && (adev->pg_flags & AMD_PG_SUPPORT_SDMA)) {
1215                 /* enable idle interrupt */
1216                 def = data = RREG32(SOC15_REG_OFFSET(SDMA0, 0, mmSDMA0_CNTL));
1217                 data |= SDMA0_CNTL__CTXEMPTY_INT_ENABLE_MASK;
1218
1219                 if (data != def)
1220                         WREG32(SOC15_REG_OFFSET(SDMA0, 0, mmSDMA0_CNTL), data);
1221         } else {
1222                 /* disable idle interrupt */
1223                 def = data = RREG32(SOC15_REG_OFFSET(SDMA0, 0, mmSDMA0_CNTL));
1224                 data &= ~SDMA0_CNTL__CTXEMPTY_INT_ENABLE_MASK;
1225                 if (data != def)
1226                         WREG32(SOC15_REG_OFFSET(SDMA0, 0, mmSDMA0_CNTL), data);
1227         }
1228 }
1229
1230 static void sdma_v4_1_init_power_gating(struct amdgpu_device *adev)
1231 {
1232         uint32_t def, data;
1233
1234         /* Enable HW based PG. */
1235         def = data = RREG32(SOC15_REG_OFFSET(SDMA0, 0, mmSDMA0_POWER_CNTL));
1236         data |= SDMA0_POWER_CNTL__PG_CNTL_ENABLE_MASK;
1237         if (data != def)
1238                 WREG32(SOC15_REG_OFFSET(SDMA0, 0, mmSDMA0_POWER_CNTL), data);
1239
1240         /* enable interrupt */
1241         def = data = RREG32(SOC15_REG_OFFSET(SDMA0, 0, mmSDMA0_CNTL));
1242         data |= SDMA0_CNTL__CTXEMPTY_INT_ENABLE_MASK;
1243         if (data != def)
1244                 WREG32(SOC15_REG_OFFSET(SDMA0, 0, mmSDMA0_CNTL), data);
1245
1246         /* Configure hold time to filter in-valid power on/off request. Use default right now */
1247         def = data = RREG32(SOC15_REG_OFFSET(SDMA0, 0, mmSDMA0_POWER_CNTL));
1248         data &= ~SDMA0_POWER_CNTL__ON_OFF_CONDITION_HOLD_TIME_MASK;
1249         data |= (mmSDMA0_POWER_CNTL_DEFAULT & SDMA0_POWER_CNTL__ON_OFF_CONDITION_HOLD_TIME_MASK);
1250         /* Configure switch time for hysteresis purpose. Use default right now */
1251         data &= ~SDMA0_POWER_CNTL__ON_OFF_STATUS_DURATION_TIME_MASK;
1252         data |= (mmSDMA0_POWER_CNTL_DEFAULT & SDMA0_POWER_CNTL__ON_OFF_STATUS_DURATION_TIME_MASK);
1253         if(data != def)
1254                 WREG32(SOC15_REG_OFFSET(SDMA0, 0, mmSDMA0_POWER_CNTL), data);
1255 }
1256
1257 static void sdma_v4_0_init_pg(struct amdgpu_device *adev)
1258 {
1259         if (!(adev->pg_flags & AMD_PG_SUPPORT_SDMA))
1260                 return;
1261
1262         switch (adev->ip_versions[SDMA0_HWIP][0]) {
1263         case IP_VERSION(4, 1, 0):
1264         case IP_VERSION(4, 1, 1):
1265         case IP_VERSION(4, 1, 2):
1266                 sdma_v4_1_init_power_gating(adev);
1267                 sdma_v4_1_update_power_gating(adev, true);
1268                 break;
1269         default:
1270                 break;
1271         }
1272 }
1273
1274 /**
1275  * sdma_v4_0_rlc_resume - setup and start the async dma engines
1276  *
1277  * @adev: amdgpu_device pointer
1278  *
1279  * Set up the compute DMA queues and enable them (VEGA10).
1280  * Returns 0 for success, error for failure.
1281  */
1282 static int sdma_v4_0_rlc_resume(struct amdgpu_device *adev)
1283 {
1284         sdma_v4_0_init_pg(adev);
1285
1286         return 0;
1287 }
1288
1289 /**
1290  * sdma_v4_0_load_microcode - load the sDMA ME ucode
1291  *
1292  * @adev: amdgpu_device pointer
1293  *
1294  * Loads the sDMA0/1 ucode.
1295  * Returns 0 for success, -EINVAL if the ucode is not available.
1296  */
1297 static int sdma_v4_0_load_microcode(struct amdgpu_device *adev)
1298 {
1299         const struct sdma_firmware_header_v1_0 *hdr;
1300         const __le32 *fw_data;
1301         u32 fw_size;
1302         int i, j;
1303
1304         /* halt the MEs */
1305         sdma_v4_0_enable(adev, false);
1306
1307         for (i = 0; i < adev->sdma.num_instances; i++) {
1308                 if (!adev->sdma.instance[i].fw)
1309                         return -EINVAL;
1310
1311                 hdr = (const struct sdma_firmware_header_v1_0 *)adev->sdma.instance[i].fw->data;
1312                 amdgpu_ucode_print_sdma_hdr(&hdr->header);
1313                 fw_size = le32_to_cpu(hdr->header.ucode_size_bytes) / 4;
1314
1315                 fw_data = (const __le32 *)
1316                         (adev->sdma.instance[i].fw->data +
1317                                 le32_to_cpu(hdr->header.ucode_array_offset_bytes));
1318
1319                 WREG32_SDMA(i, mmSDMA0_UCODE_ADDR, 0);
1320
1321                 for (j = 0; j < fw_size; j++)
1322                         WREG32_SDMA(i, mmSDMA0_UCODE_DATA,
1323                                     le32_to_cpup(fw_data++));
1324
1325                 WREG32_SDMA(i, mmSDMA0_UCODE_ADDR,
1326                             adev->sdma.instance[i].fw_version);
1327         }
1328
1329         return 0;
1330 }
1331
1332 /**
1333  * sdma_v4_0_start - setup and start the async dma engines
1334  *
1335  * @adev: amdgpu_device pointer
1336  *
1337  * Set up the DMA engines and enable them (VEGA10).
1338  * Returns 0 for success, error for failure.
1339  */
1340 static int sdma_v4_0_start(struct amdgpu_device *adev)
1341 {
1342         struct amdgpu_ring *ring;
1343         int i, r = 0;
1344
1345         if (amdgpu_sriov_vf(adev)) {
1346                 sdma_v4_0_ctx_switch_enable(adev, false);
1347                 sdma_v4_0_enable(adev, false);
1348         } else {
1349
1350                 if (adev->firmware.load_type != AMDGPU_FW_LOAD_PSP) {
1351                         r = sdma_v4_0_load_microcode(adev);
1352                         if (r)
1353                                 return r;
1354                 }
1355
1356                 /* unhalt the MEs */
1357                 sdma_v4_0_enable(adev, true);
1358                 /* enable sdma ring preemption */
1359                 sdma_v4_0_ctx_switch_enable(adev, true);
1360         }
1361
1362         /* start the gfx rings and rlc compute queues */
1363         for (i = 0; i < adev->sdma.num_instances; i++) {
1364                 uint32_t temp;
1365
1366                 WREG32_SDMA(i, mmSDMA0_SEM_WAIT_FAIL_TIMER_CNTL, 0);
1367                 sdma_v4_0_gfx_resume(adev, i);
1368                 if (adev->sdma.has_page_queue)
1369                         sdma_v4_0_page_resume(adev, i);
1370
1371                 /* set utc l1 enable flag always to 1 */
1372                 temp = RREG32_SDMA(i, mmSDMA0_CNTL);
1373                 temp = REG_SET_FIELD(temp, SDMA0_CNTL, UTC_L1_ENABLE, 1);
1374                 WREG32_SDMA(i, mmSDMA0_CNTL, temp);
1375
1376                 if (!amdgpu_sriov_vf(adev)) {
1377                         /* unhalt engine */
1378                         temp = RREG32_SDMA(i, mmSDMA0_F32_CNTL);
1379                         temp = REG_SET_FIELD(temp, SDMA0_F32_CNTL, HALT, 0);
1380                         WREG32_SDMA(i, mmSDMA0_F32_CNTL, temp);
1381                 }
1382         }
1383
1384         if (amdgpu_sriov_vf(adev)) {
1385                 sdma_v4_0_ctx_switch_enable(adev, true);
1386                 sdma_v4_0_enable(adev, true);
1387         } else {
1388                 r = sdma_v4_0_rlc_resume(adev);
1389                 if (r)
1390                         return r;
1391         }
1392
1393         for (i = 0; i < adev->sdma.num_instances; i++) {
1394                 ring = &adev->sdma.instance[i].ring;
1395
1396                 r = amdgpu_ring_test_helper(ring);
1397                 if (r)
1398                         return r;
1399
1400                 if (adev->sdma.has_page_queue) {
1401                         struct amdgpu_ring *page = &adev->sdma.instance[i].page;
1402
1403                         r = amdgpu_ring_test_helper(page);
1404                         if (r)
1405                                 return r;
1406
1407                         if (adev->mman.buffer_funcs_ring == page)
1408                                 amdgpu_ttm_set_buffer_funcs_status(adev, true);
1409                 }
1410
1411                 if (adev->mman.buffer_funcs_ring == ring)
1412                         amdgpu_ttm_set_buffer_funcs_status(adev, true);
1413         }
1414
1415         return r;
1416 }
1417
1418 /**
1419  * sdma_v4_0_ring_test_ring - simple async dma engine test
1420  *
1421  * @ring: amdgpu_ring structure holding ring information
1422  *
1423  * Test the DMA engine by writing using it to write an
1424  * value to memory. (VEGA10).
1425  * Returns 0 for success, error for failure.
1426  */
1427 static int sdma_v4_0_ring_test_ring(struct amdgpu_ring *ring)
1428 {
1429         struct amdgpu_device *adev = ring->adev;
1430         unsigned i;
1431         unsigned index;
1432         int r;
1433         u32 tmp;
1434         u64 gpu_addr;
1435
1436         r = amdgpu_device_wb_get(adev, &index);
1437         if (r)
1438                 return r;
1439
1440         gpu_addr = adev->wb.gpu_addr + (index * 4);
1441         tmp = 0xCAFEDEAD;
1442         adev->wb.wb[index] = cpu_to_le32(tmp);
1443
1444         r = amdgpu_ring_alloc(ring, 5);
1445         if (r)
1446                 goto error_free_wb;
1447
1448         amdgpu_ring_write(ring, SDMA_PKT_HEADER_OP(SDMA_OP_WRITE) |
1449                           SDMA_PKT_HEADER_SUB_OP(SDMA_SUBOP_WRITE_LINEAR));
1450         amdgpu_ring_write(ring, lower_32_bits(gpu_addr));
1451         amdgpu_ring_write(ring, upper_32_bits(gpu_addr));
1452         amdgpu_ring_write(ring, SDMA_PKT_WRITE_UNTILED_DW_3_COUNT(0));
1453         amdgpu_ring_write(ring, 0xDEADBEEF);
1454         amdgpu_ring_commit(ring);
1455
1456         for (i = 0; i < adev->usec_timeout; i++) {
1457                 tmp = le32_to_cpu(adev->wb.wb[index]);
1458                 if (tmp == 0xDEADBEEF)
1459                         break;
1460                 udelay(1);
1461         }
1462
1463         if (i >= adev->usec_timeout)
1464                 r = -ETIMEDOUT;
1465
1466 error_free_wb:
1467         amdgpu_device_wb_free(adev, index);
1468         return r;
1469 }
1470
1471 /**
1472  * sdma_v4_0_ring_test_ib - test an IB on the DMA engine
1473  *
1474  * @ring: amdgpu_ring structure holding ring information
1475  * @timeout: timeout value in jiffies, or MAX_SCHEDULE_TIMEOUT
1476  *
1477  * Test a simple IB in the DMA ring (VEGA10).
1478  * Returns 0 on success, error on failure.
1479  */
1480 static int sdma_v4_0_ring_test_ib(struct amdgpu_ring *ring, long timeout)
1481 {
1482         struct amdgpu_device *adev = ring->adev;
1483         struct amdgpu_ib ib;
1484         struct dma_fence *f = NULL;
1485         unsigned index;
1486         long r;
1487         u32 tmp = 0;
1488         u64 gpu_addr;
1489
1490         r = amdgpu_device_wb_get(adev, &index);
1491         if (r)
1492                 return r;
1493
1494         gpu_addr = adev->wb.gpu_addr + (index * 4);
1495         tmp = 0xCAFEDEAD;
1496         adev->wb.wb[index] = cpu_to_le32(tmp);
1497         memset(&ib, 0, sizeof(ib));
1498         r = amdgpu_ib_get(adev, NULL, 256,
1499                                         AMDGPU_IB_POOL_DIRECT, &ib);
1500         if (r)
1501                 goto err0;
1502
1503         ib.ptr[0] = SDMA_PKT_HEADER_OP(SDMA_OP_WRITE) |
1504                 SDMA_PKT_HEADER_SUB_OP(SDMA_SUBOP_WRITE_LINEAR);
1505         ib.ptr[1] = lower_32_bits(gpu_addr);
1506         ib.ptr[2] = upper_32_bits(gpu_addr);
1507         ib.ptr[3] = SDMA_PKT_WRITE_UNTILED_DW_3_COUNT(0);
1508         ib.ptr[4] = 0xDEADBEEF;
1509         ib.ptr[5] = SDMA_PKT_NOP_HEADER_OP(SDMA_OP_NOP);
1510         ib.ptr[6] = SDMA_PKT_NOP_HEADER_OP(SDMA_OP_NOP);
1511         ib.ptr[7] = SDMA_PKT_NOP_HEADER_OP(SDMA_OP_NOP);
1512         ib.length_dw = 8;
1513
1514         r = amdgpu_ib_schedule(ring, 1, &ib, NULL, &f);
1515         if (r)
1516                 goto err1;
1517
1518         r = dma_fence_wait_timeout(f, false, timeout);
1519         if (r == 0) {
1520                 r = -ETIMEDOUT;
1521                 goto err1;
1522         } else if (r < 0) {
1523                 goto err1;
1524         }
1525         tmp = le32_to_cpu(adev->wb.wb[index]);
1526         if (tmp == 0xDEADBEEF)
1527                 r = 0;
1528         else
1529                 r = -EINVAL;
1530
1531 err1:
1532         amdgpu_ib_free(adev, &ib, NULL);
1533         dma_fence_put(f);
1534 err0:
1535         amdgpu_device_wb_free(adev, index);
1536         return r;
1537 }
1538
1539
1540 /**
1541  * sdma_v4_0_vm_copy_pte - update PTEs by copying them from the GART
1542  *
1543  * @ib: indirect buffer to fill with commands
1544  * @pe: addr of the page entry
1545  * @src: src addr to copy from
1546  * @count: number of page entries to update
1547  *
1548  * Update PTEs by copying them from the GART using sDMA (VEGA10).
1549  */
1550 static void sdma_v4_0_vm_copy_pte(struct amdgpu_ib *ib,
1551                                   uint64_t pe, uint64_t src,
1552                                   unsigned count)
1553 {
1554         unsigned bytes = count * 8;
1555
1556         ib->ptr[ib->length_dw++] = SDMA_PKT_HEADER_OP(SDMA_OP_COPY) |
1557                 SDMA_PKT_HEADER_SUB_OP(SDMA_SUBOP_COPY_LINEAR);
1558         ib->ptr[ib->length_dw++] = bytes - 1;
1559         ib->ptr[ib->length_dw++] = 0; /* src/dst endian swap */
1560         ib->ptr[ib->length_dw++] = lower_32_bits(src);
1561         ib->ptr[ib->length_dw++] = upper_32_bits(src);
1562         ib->ptr[ib->length_dw++] = lower_32_bits(pe);
1563         ib->ptr[ib->length_dw++] = upper_32_bits(pe);
1564
1565 }
1566
1567 /**
1568  * sdma_v4_0_vm_write_pte - update PTEs by writing them manually
1569  *
1570  * @ib: indirect buffer to fill with commands
1571  * @pe: addr of the page entry
1572  * @value: dst addr to write into pe
1573  * @count: number of page entries to update
1574  * @incr: increase next addr by incr bytes
1575  *
1576  * Update PTEs by writing them manually using sDMA (VEGA10).
1577  */
1578 static void sdma_v4_0_vm_write_pte(struct amdgpu_ib *ib, uint64_t pe,
1579                                    uint64_t value, unsigned count,
1580                                    uint32_t incr)
1581 {
1582         unsigned ndw = count * 2;
1583
1584         ib->ptr[ib->length_dw++] = SDMA_PKT_HEADER_OP(SDMA_OP_WRITE) |
1585                 SDMA_PKT_HEADER_SUB_OP(SDMA_SUBOP_WRITE_LINEAR);
1586         ib->ptr[ib->length_dw++] = lower_32_bits(pe);
1587         ib->ptr[ib->length_dw++] = upper_32_bits(pe);
1588         ib->ptr[ib->length_dw++] = ndw - 1;
1589         for (; ndw > 0; ndw -= 2) {
1590                 ib->ptr[ib->length_dw++] = lower_32_bits(value);
1591                 ib->ptr[ib->length_dw++] = upper_32_bits(value);
1592                 value += incr;
1593         }
1594 }
1595
1596 /**
1597  * sdma_v4_0_vm_set_pte_pde - update the page tables using sDMA
1598  *
1599  * @ib: indirect buffer to fill with commands
1600  * @pe: addr of the page entry
1601  * @addr: dst addr to write into pe
1602  * @count: number of page entries to update
1603  * @incr: increase next addr by incr bytes
1604  * @flags: access flags
1605  *
1606  * Update the page tables using sDMA (VEGA10).
1607  */
1608 static void sdma_v4_0_vm_set_pte_pde(struct amdgpu_ib *ib,
1609                                      uint64_t pe,
1610                                      uint64_t addr, unsigned count,
1611                                      uint32_t incr, uint64_t flags)
1612 {
1613         /* for physically contiguous pages (vram) */
1614         ib->ptr[ib->length_dw++] = SDMA_PKT_HEADER_OP(SDMA_OP_PTEPDE);
1615         ib->ptr[ib->length_dw++] = lower_32_bits(pe); /* dst addr */
1616         ib->ptr[ib->length_dw++] = upper_32_bits(pe);
1617         ib->ptr[ib->length_dw++] = lower_32_bits(flags); /* mask */
1618         ib->ptr[ib->length_dw++] = upper_32_bits(flags);
1619         ib->ptr[ib->length_dw++] = lower_32_bits(addr); /* value */
1620         ib->ptr[ib->length_dw++] = upper_32_bits(addr);
1621         ib->ptr[ib->length_dw++] = incr; /* increment size */
1622         ib->ptr[ib->length_dw++] = 0;
1623         ib->ptr[ib->length_dw++] = count - 1; /* number of entries */
1624 }
1625
1626 /**
1627  * sdma_v4_0_ring_pad_ib - pad the IB to the required number of dw
1628  *
1629  * @ring: amdgpu_ring structure holding ring information
1630  * @ib: indirect buffer to fill with padding
1631  */
1632 static void sdma_v4_0_ring_pad_ib(struct amdgpu_ring *ring, struct amdgpu_ib *ib)
1633 {
1634         struct amdgpu_sdma_instance *sdma = amdgpu_sdma_get_instance_from_ring(ring);
1635         u32 pad_count;
1636         int i;
1637
1638         pad_count = (-ib->length_dw) & 7;
1639         for (i = 0; i < pad_count; i++)
1640                 if (sdma && sdma->burst_nop && (i == 0))
1641                         ib->ptr[ib->length_dw++] =
1642                                 SDMA_PKT_HEADER_OP(SDMA_OP_NOP) |
1643                                 SDMA_PKT_NOP_HEADER_COUNT(pad_count - 1);
1644                 else
1645                         ib->ptr[ib->length_dw++] =
1646                                 SDMA_PKT_HEADER_OP(SDMA_OP_NOP);
1647 }
1648
1649
1650 /**
1651  * sdma_v4_0_ring_emit_pipeline_sync - sync the pipeline
1652  *
1653  * @ring: amdgpu_ring pointer
1654  *
1655  * Make sure all previous operations are completed (CIK).
1656  */
1657 static void sdma_v4_0_ring_emit_pipeline_sync(struct amdgpu_ring *ring)
1658 {
1659         uint32_t seq = ring->fence_drv.sync_seq;
1660         uint64_t addr = ring->fence_drv.gpu_addr;
1661
1662         /* wait for idle */
1663         sdma_v4_0_wait_reg_mem(ring, 1, 0,
1664                                addr & 0xfffffffc,
1665                                upper_32_bits(addr) & 0xffffffff,
1666                                seq, 0xffffffff, 4);
1667 }
1668
1669
1670 /**
1671  * sdma_v4_0_ring_emit_vm_flush - vm flush using sDMA
1672  *
1673  * @ring: amdgpu_ring pointer
1674  * @vmid: vmid number to use
1675  * @pd_addr: address
1676  *
1677  * Update the page table base and flush the VM TLB
1678  * using sDMA (VEGA10).
1679  */
1680 static void sdma_v4_0_ring_emit_vm_flush(struct amdgpu_ring *ring,
1681                                          unsigned vmid, uint64_t pd_addr)
1682 {
1683         amdgpu_gmc_emit_flush_gpu_tlb(ring, vmid, pd_addr);
1684 }
1685
1686 static void sdma_v4_0_ring_emit_wreg(struct amdgpu_ring *ring,
1687                                      uint32_t reg, uint32_t val)
1688 {
1689         amdgpu_ring_write(ring, SDMA_PKT_HEADER_OP(SDMA_OP_SRBM_WRITE) |
1690                           SDMA_PKT_SRBM_WRITE_HEADER_BYTE_EN(0xf));
1691         amdgpu_ring_write(ring, reg);
1692         amdgpu_ring_write(ring, val);
1693 }
1694
1695 static void sdma_v4_0_ring_emit_reg_wait(struct amdgpu_ring *ring, uint32_t reg,
1696                                          uint32_t val, uint32_t mask)
1697 {
1698         sdma_v4_0_wait_reg_mem(ring, 0, 0, reg, 0, val, mask, 10);
1699 }
1700
1701 static bool sdma_v4_0_fw_support_paging_queue(struct amdgpu_device *adev)
1702 {
1703         uint fw_version = adev->sdma.instance[0].fw_version;
1704
1705         switch (adev->ip_versions[SDMA0_HWIP][0]) {
1706         case IP_VERSION(4, 0, 0):
1707                 return fw_version >= 430;
1708         case IP_VERSION(4, 0, 1):
1709                 /*return fw_version >= 31;*/
1710                 return false;
1711         case IP_VERSION(4, 2, 0):
1712                 return fw_version >= 123;
1713         default:
1714                 return false;
1715         }
1716 }
1717
1718 static int sdma_v4_0_early_init(void *handle)
1719 {
1720         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1721         int r;
1722
1723         r = sdma_v4_0_init_microcode(adev);
1724         if (r) {
1725                 DRM_ERROR("Failed to load sdma firmware!\n");
1726                 return r;
1727         }
1728
1729         /* TODO: Page queue breaks driver reload under SRIOV */
1730         if ((adev->ip_versions[SDMA0_HWIP][0] == IP_VERSION(4, 0, 0)) &&
1731             amdgpu_sriov_vf((adev)))
1732                 adev->sdma.has_page_queue = false;
1733         else if (sdma_v4_0_fw_support_paging_queue(adev))
1734                 adev->sdma.has_page_queue = true;
1735
1736         sdma_v4_0_set_ring_funcs(adev);
1737         sdma_v4_0_set_buffer_funcs(adev);
1738         sdma_v4_0_set_vm_pte_funcs(adev);
1739         sdma_v4_0_set_irq_funcs(adev);
1740         sdma_v4_0_set_ras_funcs(adev);
1741
1742         return 0;
1743 }
1744
1745 static int sdma_v4_0_process_ras_data_cb(struct amdgpu_device *adev,
1746                 void *err_data,
1747                 struct amdgpu_iv_entry *entry);
1748
1749 static int sdma_v4_0_late_init(void *handle)
1750 {
1751         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1752
1753         sdma_v4_0_setup_ulv(adev);
1754
1755         if (!amdgpu_persistent_edc_harvesting_supported(adev)) {
1756                 if (adev->sdma.ras && adev->sdma.ras->ras_block.hw_ops &&
1757                     adev->sdma.ras->ras_block.hw_ops->reset_ras_error_count)
1758                         adev->sdma.ras->ras_block.hw_ops->reset_ras_error_count(adev);
1759         }
1760
1761         return 0;
1762 }
1763
1764 static int sdma_v4_0_sw_init(void *handle)
1765 {
1766         struct amdgpu_ring *ring;
1767         int r, i;
1768         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1769
1770         /* SDMA trap event */
1771         for (i = 0; i < adev->sdma.num_instances; i++) {
1772                 r = amdgpu_irq_add_id(adev, sdma_v4_0_seq_to_irq_id(i),
1773                                       SDMA0_4_0__SRCID__SDMA_TRAP,
1774                                       &adev->sdma.trap_irq);
1775                 if (r)
1776                         return r;
1777         }
1778
1779         /* SDMA SRAM ECC event */
1780         for (i = 0; i < adev->sdma.num_instances; i++) {
1781                 r = amdgpu_irq_add_id(adev, sdma_v4_0_seq_to_irq_id(i),
1782                                       SDMA0_4_0__SRCID__SDMA_SRAM_ECC,
1783                                       &adev->sdma.ecc_irq);
1784                 if (r)
1785                         return r;
1786         }
1787
1788         /* SDMA VM_HOLE/DOORBELL_INV/POLL_TIMEOUT/SRBM_WRITE_PROTECTION event*/
1789         for (i = 0; i < adev->sdma.num_instances; i++) {
1790                 r = amdgpu_irq_add_id(adev, sdma_v4_0_seq_to_irq_id(i),
1791                                       SDMA0_4_0__SRCID__SDMA_VM_HOLE,
1792                                       &adev->sdma.vm_hole_irq);
1793                 if (r)
1794                         return r;
1795
1796                 r = amdgpu_irq_add_id(adev, sdma_v4_0_seq_to_irq_id(i),
1797                                       SDMA0_4_0__SRCID__SDMA_DOORBELL_INVALID,
1798                                       &adev->sdma.doorbell_invalid_irq);
1799                 if (r)
1800                         return r;
1801
1802                 r = amdgpu_irq_add_id(adev, sdma_v4_0_seq_to_irq_id(i),
1803                                       SDMA0_4_0__SRCID__SDMA_POLL_TIMEOUT,
1804                                       &adev->sdma.pool_timeout_irq);
1805                 if (r)
1806                         return r;
1807
1808                 r = amdgpu_irq_add_id(adev, sdma_v4_0_seq_to_irq_id(i),
1809                                       SDMA0_4_0__SRCID__SDMA_SRBMWRITE,
1810                                       &adev->sdma.srbm_write_irq);
1811                 if (r)
1812                         return r;
1813         }
1814
1815         for (i = 0; i < adev->sdma.num_instances; i++) {
1816                 ring = &adev->sdma.instance[i].ring;
1817                 ring->ring_obj = NULL;
1818                 ring->use_doorbell = true;
1819
1820                 DRM_DEBUG("SDMA %d use_doorbell being set to: [%s]\n", i,
1821                                 ring->use_doorbell?"true":"false");
1822
1823                 /* doorbell size is 2 dwords, get DWORD offset */
1824                 ring->doorbell_index = adev->doorbell_index.sdma_engine[i] << 1;
1825
1826                 /*
1827                  * On Arcturus, SDMA instance 5~7 has a different vmhub
1828                  * type(AMDGPU_MMHUB_1).
1829                  */
1830                 if (adev->ip_versions[SDMA0_HWIP][0] == IP_VERSION(4, 2, 2) && i >= 5)
1831                         ring->vm_hub = AMDGPU_MMHUB_1;
1832                 else
1833                         ring->vm_hub = AMDGPU_MMHUB_0;
1834
1835                 sprintf(ring->name, "sdma%d", i);
1836                 r = amdgpu_ring_init(adev, ring, 1024, &adev->sdma.trap_irq,
1837                                      AMDGPU_SDMA_IRQ_INSTANCE0 + i,
1838                                      AMDGPU_RING_PRIO_DEFAULT, NULL);
1839                 if (r)
1840                         return r;
1841
1842                 if (adev->sdma.has_page_queue) {
1843                         ring = &adev->sdma.instance[i].page;
1844                         ring->ring_obj = NULL;
1845                         ring->use_doorbell = true;
1846
1847                         /* paging queue use same doorbell index/routing as gfx queue
1848                          * with 0x400 (4096 dwords) offset on second doorbell page
1849                          */
1850                         ring->doorbell_index = adev->doorbell_index.sdma_engine[i] << 1;
1851                         ring->doorbell_index += 0x400;
1852
1853                         if (adev->ip_versions[SDMA0_HWIP][0] == IP_VERSION(4, 2, 2) && i >= 5)
1854                                 ring->vm_hub = AMDGPU_MMHUB_1;
1855                         else
1856                                 ring->vm_hub = AMDGPU_MMHUB_0;
1857
1858                         sprintf(ring->name, "page%d", i);
1859                         r = amdgpu_ring_init(adev, ring, 1024,
1860                                              &adev->sdma.trap_irq,
1861                                              AMDGPU_SDMA_IRQ_INSTANCE0 + i,
1862                                              AMDGPU_RING_PRIO_DEFAULT, NULL);
1863                         if (r)
1864                                 return r;
1865                 }
1866         }
1867
1868         if (amdgpu_sdma_ras_sw_init(adev)) {
1869                 dev_err(adev->dev, "Failed to initialize sdma ras block!\n");
1870                 return -EINVAL;
1871         }
1872
1873         return r;
1874 }
1875
1876 static int sdma_v4_0_sw_fini(void *handle)
1877 {
1878         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1879         int i;
1880
1881         for (i = 0; i < adev->sdma.num_instances; i++) {
1882                 amdgpu_ring_fini(&adev->sdma.instance[i].ring);
1883                 if (adev->sdma.has_page_queue)
1884                         amdgpu_ring_fini(&adev->sdma.instance[i].page);
1885         }
1886
1887         if (adev->ip_versions[SDMA0_HWIP][0] == IP_VERSION(4, 2, 2) ||
1888             adev->ip_versions[SDMA0_HWIP][0] == IP_VERSION(4, 4, 0))
1889                 amdgpu_sdma_destroy_inst_ctx(adev, true);
1890         else
1891                 amdgpu_sdma_destroy_inst_ctx(adev, false);
1892
1893         return 0;
1894 }
1895
1896 static int sdma_v4_0_hw_init(void *handle)
1897 {
1898         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1899
1900         if (adev->flags & AMD_IS_APU)
1901                 amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_SDMA, false);
1902
1903         if (!amdgpu_sriov_vf(adev))
1904                 sdma_v4_0_init_golden_registers(adev);
1905
1906         return sdma_v4_0_start(adev);
1907 }
1908
1909 static int sdma_v4_0_hw_fini(void *handle)
1910 {
1911         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1912         int i;
1913
1914         if (amdgpu_sriov_vf(adev)) {
1915                 /* disable the scheduler for SDMA */
1916                 amdgpu_sdma_unset_buffer_funcs_helper(adev);
1917                 return 0;
1918         }
1919
1920         if (amdgpu_ras_is_supported(adev, AMDGPU_RAS_BLOCK__SDMA)) {
1921                 for (i = 0; i < adev->sdma.num_instances; i++) {
1922                         amdgpu_irq_put(adev, &adev->sdma.ecc_irq,
1923                                        AMDGPU_SDMA_IRQ_INSTANCE0 + i);
1924                 }
1925         }
1926
1927         sdma_v4_0_ctx_switch_enable(adev, false);
1928         sdma_v4_0_enable(adev, false);
1929
1930         if (adev->flags & AMD_IS_APU)
1931                 amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_SDMA, true);
1932
1933         return 0;
1934 }
1935
1936 static int sdma_v4_0_suspend(void *handle)
1937 {
1938         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1939
1940         /* SMU saves SDMA state for us */
1941         if (adev->in_s0ix) {
1942                 sdma_v4_0_gfx_enable(adev, false);
1943                 return 0;
1944         }
1945
1946         return sdma_v4_0_hw_fini(adev);
1947 }
1948
1949 static int sdma_v4_0_resume(void *handle)
1950 {
1951         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1952
1953         /* SMU restores SDMA state for us */
1954         if (adev->in_s0ix) {
1955                 sdma_v4_0_enable(adev, true);
1956                 sdma_v4_0_gfx_enable(adev, true);
1957                 amdgpu_ttm_set_buffer_funcs_status(adev, true);
1958                 return 0;
1959         }
1960
1961         return sdma_v4_0_hw_init(adev);
1962 }
1963
1964 static bool sdma_v4_0_is_idle(void *handle)
1965 {
1966         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1967         u32 i;
1968
1969         for (i = 0; i < adev->sdma.num_instances; i++) {
1970                 u32 tmp = RREG32_SDMA(i, mmSDMA0_STATUS_REG);
1971
1972                 if (!(tmp & SDMA0_STATUS_REG__IDLE_MASK))
1973                         return false;
1974         }
1975
1976         return true;
1977 }
1978
1979 static int sdma_v4_0_wait_for_idle(void *handle)
1980 {
1981         unsigned i, j;
1982         u32 sdma[AMDGPU_MAX_SDMA_INSTANCES];
1983         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1984
1985         for (i = 0; i < adev->usec_timeout; i++) {
1986                 for (j = 0; j < adev->sdma.num_instances; j++) {
1987                         sdma[j] = RREG32_SDMA(j, mmSDMA0_STATUS_REG);
1988                         if (!(sdma[j] & SDMA0_STATUS_REG__IDLE_MASK))
1989                                 break;
1990                 }
1991                 if (j == adev->sdma.num_instances)
1992                         return 0;
1993                 udelay(1);
1994         }
1995         return -ETIMEDOUT;
1996 }
1997
1998 static int sdma_v4_0_soft_reset(void *handle)
1999 {
2000         /* todo */
2001
2002         return 0;
2003 }
2004
2005 static int sdma_v4_0_set_trap_irq_state(struct amdgpu_device *adev,
2006                                         struct amdgpu_irq_src *source,
2007                                         unsigned type,
2008                                         enum amdgpu_interrupt_state state)
2009 {
2010         u32 sdma_cntl;
2011
2012         sdma_cntl = RREG32_SDMA(type, mmSDMA0_CNTL);
2013         sdma_cntl = REG_SET_FIELD(sdma_cntl, SDMA0_CNTL, TRAP_ENABLE,
2014                        state == AMDGPU_IRQ_STATE_ENABLE ? 1 : 0);
2015         WREG32_SDMA(type, mmSDMA0_CNTL, sdma_cntl);
2016
2017         return 0;
2018 }
2019
2020 static int sdma_v4_0_process_trap_irq(struct amdgpu_device *adev,
2021                                       struct amdgpu_irq_src *source,
2022                                       struct amdgpu_iv_entry *entry)
2023 {
2024         uint32_t instance;
2025
2026         DRM_DEBUG("IH: SDMA trap\n");
2027         instance = sdma_v4_0_irq_id_to_seq(entry->client_id);
2028         switch (entry->ring_id) {
2029         case 0:
2030                 amdgpu_fence_process(&adev->sdma.instance[instance].ring);
2031                 break;
2032         case 1:
2033                 if (adev->ip_versions[SDMA0_HWIP][0] == IP_VERSION(4, 2, 0))
2034                         amdgpu_fence_process(&adev->sdma.instance[instance].page);
2035                 break;
2036         case 2:
2037                 /* XXX compute */
2038                 break;
2039         case 3:
2040                 if (adev->ip_versions[SDMA0_HWIP][0] != IP_VERSION(4, 2, 0))
2041                         amdgpu_fence_process(&adev->sdma.instance[instance].page);
2042                 break;
2043         }
2044         return 0;
2045 }
2046
2047 static int sdma_v4_0_process_ras_data_cb(struct amdgpu_device *adev,
2048                 void *err_data,
2049                 struct amdgpu_iv_entry *entry)
2050 {
2051         int instance;
2052
2053         /* When “Full RAS” is enabled, the per-IP interrupt sources should
2054          * be disabled and the driver should only look for the aggregated
2055          * interrupt via sync flood
2056          */
2057         if (amdgpu_ras_is_supported(adev, AMDGPU_RAS_BLOCK__GFX))
2058                 goto out;
2059
2060         instance = sdma_v4_0_irq_id_to_seq(entry->client_id);
2061         if (instance < 0)
2062                 goto out;
2063
2064         amdgpu_sdma_process_ras_data_cb(adev, err_data, entry);
2065
2066 out:
2067         return AMDGPU_RAS_SUCCESS;
2068 }
2069
2070 static int sdma_v4_0_process_illegal_inst_irq(struct amdgpu_device *adev,
2071                                               struct amdgpu_irq_src *source,
2072                                               struct amdgpu_iv_entry *entry)
2073 {
2074         int instance;
2075
2076         DRM_ERROR("Illegal instruction in SDMA command stream\n");
2077
2078         instance = sdma_v4_0_irq_id_to_seq(entry->client_id);
2079         if (instance < 0)
2080                 return 0;
2081
2082         switch (entry->ring_id) {
2083         case 0:
2084                 drm_sched_fault(&adev->sdma.instance[instance].ring.sched);
2085                 break;
2086         }
2087         return 0;
2088 }
2089
2090 static int sdma_v4_0_set_ecc_irq_state(struct amdgpu_device *adev,
2091                                         struct amdgpu_irq_src *source,
2092                                         unsigned type,
2093                                         enum amdgpu_interrupt_state state)
2094 {
2095         u32 sdma_edc_config;
2096
2097         sdma_edc_config = RREG32_SDMA(type, mmSDMA0_EDC_CONFIG);
2098         sdma_edc_config = REG_SET_FIELD(sdma_edc_config, SDMA0_EDC_CONFIG, ECC_INT_ENABLE,
2099                        state == AMDGPU_IRQ_STATE_ENABLE ? 1 : 0);
2100         WREG32_SDMA(type, mmSDMA0_EDC_CONFIG, sdma_edc_config);
2101
2102         return 0;
2103 }
2104
2105 static int sdma_v4_0_print_iv_entry(struct amdgpu_device *adev,
2106                                               struct amdgpu_iv_entry *entry)
2107 {
2108         int instance;
2109         struct amdgpu_task_info task_info;
2110         u64 addr;
2111
2112         instance = sdma_v4_0_irq_id_to_seq(entry->client_id);
2113         if (instance < 0 || instance >= adev->sdma.num_instances) {
2114                 dev_err(adev->dev, "sdma instance invalid %d\n", instance);
2115                 return -EINVAL;
2116         }
2117
2118         addr = (u64)entry->src_data[0] << 12;
2119         addr |= ((u64)entry->src_data[1] & 0xf) << 44;
2120
2121         memset(&task_info, 0, sizeof(struct amdgpu_task_info));
2122         amdgpu_vm_get_task_info(adev, entry->pasid, &task_info);
2123
2124         dev_dbg_ratelimited(adev->dev,
2125                    "[sdma%d] address:0x%016llx src_id:%u ring:%u vmid:%u "
2126                    "pasid:%u, for process %s pid %d thread %s pid %d\n",
2127                    instance, addr, entry->src_id, entry->ring_id, entry->vmid,
2128                    entry->pasid, task_info.process_name, task_info.tgid,
2129                    task_info.task_name, task_info.pid);
2130         return 0;
2131 }
2132
2133 static int sdma_v4_0_process_vm_hole_irq(struct amdgpu_device *adev,
2134                                               struct amdgpu_irq_src *source,
2135                                               struct amdgpu_iv_entry *entry)
2136 {
2137         dev_dbg_ratelimited(adev->dev, "MC or SEM address in VM hole\n");
2138         sdma_v4_0_print_iv_entry(adev, entry);
2139         return 0;
2140 }
2141
2142 static int sdma_v4_0_process_doorbell_invalid_irq(struct amdgpu_device *adev,
2143                                               struct amdgpu_irq_src *source,
2144                                               struct amdgpu_iv_entry *entry)
2145 {
2146         dev_dbg_ratelimited(adev->dev, "SDMA received a doorbell from BIF with byte_enable !=0xff\n");
2147         sdma_v4_0_print_iv_entry(adev, entry);
2148         return 0;
2149 }
2150
2151 static int sdma_v4_0_process_pool_timeout_irq(struct amdgpu_device *adev,
2152                                               struct amdgpu_irq_src *source,
2153                                               struct amdgpu_iv_entry *entry)
2154 {
2155         dev_dbg_ratelimited(adev->dev,
2156                 "Polling register/memory timeout executing POLL_REG/MEM with finite timer\n");
2157         sdma_v4_0_print_iv_entry(adev, entry);
2158         return 0;
2159 }
2160
2161 static int sdma_v4_0_process_srbm_write_irq(struct amdgpu_device *adev,
2162                                               struct amdgpu_irq_src *source,
2163                                               struct amdgpu_iv_entry *entry)
2164 {
2165         dev_dbg_ratelimited(adev->dev,
2166                 "SDMA gets an Register Write SRBM_WRITE command in non-privilege command buffer\n");
2167         sdma_v4_0_print_iv_entry(adev, entry);
2168         return 0;
2169 }
2170
2171 static void sdma_v4_0_update_medium_grain_clock_gating(
2172                 struct amdgpu_device *adev,
2173                 bool enable)
2174 {
2175         uint32_t data, def;
2176         int i;
2177
2178         if (enable && (adev->cg_flags & AMD_CG_SUPPORT_SDMA_MGCG)) {
2179                 for (i = 0; i < adev->sdma.num_instances; i++) {
2180                         def = data = RREG32_SDMA(i, mmSDMA0_CLK_CTRL);
2181                         data &= ~(SDMA0_CLK_CTRL__SOFT_OVERRIDE7_MASK |
2182                                   SDMA0_CLK_CTRL__SOFT_OVERRIDE6_MASK |
2183                                   SDMA0_CLK_CTRL__SOFT_OVERRIDE5_MASK |
2184                                   SDMA0_CLK_CTRL__SOFT_OVERRIDE4_MASK |
2185                                   SDMA0_CLK_CTRL__SOFT_OVERRIDE3_MASK |
2186                                   SDMA0_CLK_CTRL__SOFT_OVERRIDE2_MASK |
2187                                   SDMA0_CLK_CTRL__SOFT_OVERRIDE1_MASK |
2188                                   SDMA0_CLK_CTRL__SOFT_OVERRIDE0_MASK);
2189                         if (def != data)
2190                                 WREG32_SDMA(i, mmSDMA0_CLK_CTRL, data);
2191                 }
2192         } else {
2193                 for (i = 0; i < adev->sdma.num_instances; i++) {
2194                         def = data = RREG32_SDMA(i, mmSDMA0_CLK_CTRL);
2195                         data |= (SDMA0_CLK_CTRL__SOFT_OVERRIDE7_MASK |
2196                                  SDMA0_CLK_CTRL__SOFT_OVERRIDE6_MASK |
2197                                  SDMA0_CLK_CTRL__SOFT_OVERRIDE5_MASK |
2198                                  SDMA0_CLK_CTRL__SOFT_OVERRIDE4_MASK |
2199                                  SDMA0_CLK_CTRL__SOFT_OVERRIDE3_MASK |
2200                                  SDMA0_CLK_CTRL__SOFT_OVERRIDE2_MASK |
2201                                  SDMA0_CLK_CTRL__SOFT_OVERRIDE1_MASK |
2202                                  SDMA0_CLK_CTRL__SOFT_OVERRIDE0_MASK);
2203                         if (def != data)
2204                                 WREG32_SDMA(i, mmSDMA0_CLK_CTRL, data);
2205                 }
2206         }
2207 }
2208
2209
2210 static void sdma_v4_0_update_medium_grain_light_sleep(
2211                 struct amdgpu_device *adev,
2212                 bool enable)
2213 {
2214         uint32_t data, def;
2215         int i;
2216
2217         if (enable && (adev->cg_flags & AMD_CG_SUPPORT_SDMA_LS)) {
2218                 for (i = 0; i < adev->sdma.num_instances; i++) {
2219                         /* 1-not override: enable sdma mem light sleep */
2220                         def = data = RREG32_SDMA(0, mmSDMA0_POWER_CNTL);
2221                         data |= SDMA0_POWER_CNTL__MEM_POWER_OVERRIDE_MASK;
2222                         if (def != data)
2223                                 WREG32_SDMA(0, mmSDMA0_POWER_CNTL, data);
2224                 }
2225         } else {
2226                 for (i = 0; i < adev->sdma.num_instances; i++) {
2227                 /* 0-override:disable sdma mem light sleep */
2228                         def = data = RREG32_SDMA(0, mmSDMA0_POWER_CNTL);
2229                         data &= ~SDMA0_POWER_CNTL__MEM_POWER_OVERRIDE_MASK;
2230                         if (def != data)
2231                                 WREG32_SDMA(0, mmSDMA0_POWER_CNTL, data);
2232                 }
2233         }
2234 }
2235
2236 static int sdma_v4_0_set_clockgating_state(void *handle,
2237                                           enum amd_clockgating_state state)
2238 {
2239         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
2240
2241         if (amdgpu_sriov_vf(adev))
2242                 return 0;
2243
2244         sdma_v4_0_update_medium_grain_clock_gating(adev,
2245                         state == AMD_CG_STATE_GATE);
2246         sdma_v4_0_update_medium_grain_light_sleep(adev,
2247                         state == AMD_CG_STATE_GATE);
2248         return 0;
2249 }
2250
2251 static int sdma_v4_0_set_powergating_state(void *handle,
2252                                           enum amd_powergating_state state)
2253 {
2254         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
2255
2256         switch (adev->ip_versions[SDMA0_HWIP][0]) {
2257         case IP_VERSION(4, 1, 0):
2258         case IP_VERSION(4, 1, 1):
2259         case IP_VERSION(4, 1, 2):
2260                 sdma_v4_1_update_power_gating(adev,
2261                                 state == AMD_PG_STATE_GATE);
2262                 break;
2263         default:
2264                 break;
2265         }
2266
2267         return 0;
2268 }
2269
2270 static void sdma_v4_0_get_clockgating_state(void *handle, u64 *flags)
2271 {
2272         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
2273         int data;
2274
2275         if (amdgpu_sriov_vf(adev))
2276                 *flags = 0;
2277
2278         /* AMD_CG_SUPPORT_SDMA_MGCG */
2279         data = RREG32(SOC15_REG_OFFSET(SDMA0, 0, mmSDMA0_CLK_CTRL));
2280         if (!(data & SDMA0_CLK_CTRL__SOFT_OVERRIDE7_MASK))
2281                 *flags |= AMD_CG_SUPPORT_SDMA_MGCG;
2282
2283         /* AMD_CG_SUPPORT_SDMA_LS */
2284         data = RREG32(SOC15_REG_OFFSET(SDMA0, 0, mmSDMA0_POWER_CNTL));
2285         if (data & SDMA0_POWER_CNTL__MEM_POWER_OVERRIDE_MASK)
2286                 *flags |= AMD_CG_SUPPORT_SDMA_LS;
2287 }
2288
2289 const struct amd_ip_funcs sdma_v4_0_ip_funcs = {
2290         .name = "sdma_v4_0",
2291         .early_init = sdma_v4_0_early_init,
2292         .late_init = sdma_v4_0_late_init,
2293         .sw_init = sdma_v4_0_sw_init,
2294         .sw_fini = sdma_v4_0_sw_fini,
2295         .hw_init = sdma_v4_0_hw_init,
2296         .hw_fini = sdma_v4_0_hw_fini,
2297         .suspend = sdma_v4_0_suspend,
2298         .resume = sdma_v4_0_resume,
2299         .is_idle = sdma_v4_0_is_idle,
2300         .wait_for_idle = sdma_v4_0_wait_for_idle,
2301         .soft_reset = sdma_v4_0_soft_reset,
2302         .set_clockgating_state = sdma_v4_0_set_clockgating_state,
2303         .set_powergating_state = sdma_v4_0_set_powergating_state,
2304         .get_clockgating_state = sdma_v4_0_get_clockgating_state,
2305 };
2306
2307 static const struct amdgpu_ring_funcs sdma_v4_0_ring_funcs = {
2308         .type = AMDGPU_RING_TYPE_SDMA,
2309         .align_mask = 0xf,
2310         .nop = SDMA_PKT_NOP_HEADER_OP(SDMA_OP_NOP),
2311         .support_64bit_ptrs = true,
2312         .secure_submission_supported = true,
2313         .get_rptr = sdma_v4_0_ring_get_rptr,
2314         .get_wptr = sdma_v4_0_ring_get_wptr,
2315         .set_wptr = sdma_v4_0_ring_set_wptr,
2316         .emit_frame_size =
2317                 6 + /* sdma_v4_0_ring_emit_hdp_flush */
2318                 3 + /* hdp invalidate */
2319                 6 + /* sdma_v4_0_ring_emit_pipeline_sync */
2320                 /* sdma_v4_0_ring_emit_vm_flush */
2321                 SOC15_FLUSH_GPU_TLB_NUM_WREG * 3 +
2322                 SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 6 +
2323                 10 + 10 + 10, /* sdma_v4_0_ring_emit_fence x3 for user fence, vm fence */
2324         .emit_ib_size = 7 + 6, /* sdma_v4_0_ring_emit_ib */
2325         .emit_ib = sdma_v4_0_ring_emit_ib,
2326         .emit_fence = sdma_v4_0_ring_emit_fence,
2327         .emit_pipeline_sync = sdma_v4_0_ring_emit_pipeline_sync,
2328         .emit_vm_flush = sdma_v4_0_ring_emit_vm_flush,
2329         .emit_hdp_flush = sdma_v4_0_ring_emit_hdp_flush,
2330         .test_ring = sdma_v4_0_ring_test_ring,
2331         .test_ib = sdma_v4_0_ring_test_ib,
2332         .insert_nop = sdma_v4_0_ring_insert_nop,
2333         .pad_ib = sdma_v4_0_ring_pad_ib,
2334         .emit_wreg = sdma_v4_0_ring_emit_wreg,
2335         .emit_reg_wait = sdma_v4_0_ring_emit_reg_wait,
2336         .emit_reg_write_reg_wait = amdgpu_ring_emit_reg_write_reg_wait_helper,
2337 };
2338
2339 static const struct amdgpu_ring_funcs sdma_v4_0_page_ring_funcs = {
2340         .type = AMDGPU_RING_TYPE_SDMA,
2341         .align_mask = 0xf,
2342         .nop = SDMA_PKT_NOP_HEADER_OP(SDMA_OP_NOP),
2343         .support_64bit_ptrs = true,
2344         .secure_submission_supported = true,
2345         .get_rptr = sdma_v4_0_ring_get_rptr,
2346         .get_wptr = sdma_v4_0_page_ring_get_wptr,
2347         .set_wptr = sdma_v4_0_page_ring_set_wptr,
2348         .emit_frame_size =
2349                 6 + /* sdma_v4_0_ring_emit_hdp_flush */
2350                 3 + /* hdp invalidate */
2351                 6 + /* sdma_v4_0_ring_emit_pipeline_sync */
2352                 /* sdma_v4_0_ring_emit_vm_flush */
2353                 SOC15_FLUSH_GPU_TLB_NUM_WREG * 3 +
2354                 SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 6 +
2355                 10 + 10 + 10, /* sdma_v4_0_ring_emit_fence x3 for user fence, vm fence */
2356         .emit_ib_size = 7 + 6, /* sdma_v4_0_ring_emit_ib */
2357         .emit_ib = sdma_v4_0_ring_emit_ib,
2358         .emit_fence = sdma_v4_0_ring_emit_fence,
2359         .emit_pipeline_sync = sdma_v4_0_ring_emit_pipeline_sync,
2360         .emit_vm_flush = sdma_v4_0_ring_emit_vm_flush,
2361         .emit_hdp_flush = sdma_v4_0_ring_emit_hdp_flush,
2362         .test_ring = sdma_v4_0_ring_test_ring,
2363         .test_ib = sdma_v4_0_ring_test_ib,
2364         .insert_nop = sdma_v4_0_ring_insert_nop,
2365         .pad_ib = sdma_v4_0_ring_pad_ib,
2366         .emit_wreg = sdma_v4_0_ring_emit_wreg,
2367         .emit_reg_wait = sdma_v4_0_ring_emit_reg_wait,
2368         .emit_reg_write_reg_wait = amdgpu_ring_emit_reg_write_reg_wait_helper,
2369 };
2370
2371 static void sdma_v4_0_set_ring_funcs(struct amdgpu_device *adev)
2372 {
2373         int i;
2374
2375         for (i = 0; i < adev->sdma.num_instances; i++) {
2376                 adev->sdma.instance[i].ring.funcs = &sdma_v4_0_ring_funcs;
2377                 adev->sdma.instance[i].ring.me = i;
2378                 if (adev->sdma.has_page_queue) {
2379                         adev->sdma.instance[i].page.funcs =
2380                                         &sdma_v4_0_page_ring_funcs;
2381                         adev->sdma.instance[i].page.me = i;
2382                 }
2383         }
2384 }
2385
2386 static const struct amdgpu_irq_src_funcs sdma_v4_0_trap_irq_funcs = {
2387         .set = sdma_v4_0_set_trap_irq_state,
2388         .process = sdma_v4_0_process_trap_irq,
2389 };
2390
2391 static const struct amdgpu_irq_src_funcs sdma_v4_0_illegal_inst_irq_funcs = {
2392         .process = sdma_v4_0_process_illegal_inst_irq,
2393 };
2394
2395 static const struct amdgpu_irq_src_funcs sdma_v4_0_ecc_irq_funcs = {
2396         .set = sdma_v4_0_set_ecc_irq_state,
2397         .process = amdgpu_sdma_process_ecc_irq,
2398 };
2399
2400 static const struct amdgpu_irq_src_funcs sdma_v4_0_vm_hole_irq_funcs = {
2401         .process = sdma_v4_0_process_vm_hole_irq,
2402 };
2403
2404 static const struct amdgpu_irq_src_funcs sdma_v4_0_doorbell_invalid_irq_funcs = {
2405         .process = sdma_v4_0_process_doorbell_invalid_irq,
2406 };
2407
2408 static const struct amdgpu_irq_src_funcs sdma_v4_0_pool_timeout_irq_funcs = {
2409         .process = sdma_v4_0_process_pool_timeout_irq,
2410 };
2411
2412 static const struct amdgpu_irq_src_funcs sdma_v4_0_srbm_write_irq_funcs = {
2413         .process = sdma_v4_0_process_srbm_write_irq,
2414 };
2415
2416 static void sdma_v4_0_set_irq_funcs(struct amdgpu_device *adev)
2417 {
2418         adev->sdma.trap_irq.num_types = adev->sdma.num_instances;
2419         adev->sdma.ecc_irq.num_types = adev->sdma.num_instances;
2420         /*For Arcturus and Aldebaran, add another 4 irq handler*/
2421         switch (adev->sdma.num_instances) {
2422         case 5:
2423         case 8:
2424                 adev->sdma.vm_hole_irq.num_types = adev->sdma.num_instances;
2425                 adev->sdma.doorbell_invalid_irq.num_types = adev->sdma.num_instances;
2426                 adev->sdma.pool_timeout_irq.num_types = adev->sdma.num_instances;
2427                 adev->sdma.srbm_write_irq.num_types = adev->sdma.num_instances;
2428                 break;
2429         default:
2430                 break;
2431         }
2432         adev->sdma.trap_irq.funcs = &sdma_v4_0_trap_irq_funcs;
2433         adev->sdma.illegal_inst_irq.funcs = &sdma_v4_0_illegal_inst_irq_funcs;
2434         adev->sdma.ecc_irq.funcs = &sdma_v4_0_ecc_irq_funcs;
2435         adev->sdma.vm_hole_irq.funcs = &sdma_v4_0_vm_hole_irq_funcs;
2436         adev->sdma.doorbell_invalid_irq.funcs = &sdma_v4_0_doorbell_invalid_irq_funcs;
2437         adev->sdma.pool_timeout_irq.funcs = &sdma_v4_0_pool_timeout_irq_funcs;
2438         adev->sdma.srbm_write_irq.funcs = &sdma_v4_0_srbm_write_irq_funcs;
2439 }
2440
2441 /**
2442  * sdma_v4_0_emit_copy_buffer - copy buffer using the sDMA engine
2443  *
2444  * @ib: indirect buffer to copy to
2445  * @src_offset: src GPU address
2446  * @dst_offset: dst GPU address
2447  * @byte_count: number of bytes to xfer
2448  * @tmz: if a secure copy should be used
2449  *
2450  * Copy GPU buffers using the DMA engine (VEGA10/12).
2451  * Used by the amdgpu ttm implementation to move pages if
2452  * registered as the asic copy callback.
2453  */
2454 static void sdma_v4_0_emit_copy_buffer(struct amdgpu_ib *ib,
2455                                        uint64_t src_offset,
2456                                        uint64_t dst_offset,
2457                                        uint32_t byte_count,
2458                                        bool tmz)
2459 {
2460         ib->ptr[ib->length_dw++] = SDMA_PKT_HEADER_OP(SDMA_OP_COPY) |
2461                 SDMA_PKT_HEADER_SUB_OP(SDMA_SUBOP_COPY_LINEAR) |
2462                 SDMA_PKT_COPY_LINEAR_HEADER_TMZ(tmz ? 1 : 0);
2463         ib->ptr[ib->length_dw++] = byte_count - 1;
2464         ib->ptr[ib->length_dw++] = 0; /* src/dst endian swap */
2465         ib->ptr[ib->length_dw++] = lower_32_bits(src_offset);
2466         ib->ptr[ib->length_dw++] = upper_32_bits(src_offset);
2467         ib->ptr[ib->length_dw++] = lower_32_bits(dst_offset);
2468         ib->ptr[ib->length_dw++] = upper_32_bits(dst_offset);
2469 }
2470
2471 /**
2472  * sdma_v4_0_emit_fill_buffer - fill buffer using the sDMA engine
2473  *
2474  * @ib: indirect buffer to copy to
2475  * @src_data: value to write to buffer
2476  * @dst_offset: dst GPU address
2477  * @byte_count: number of bytes to xfer
2478  *
2479  * Fill GPU buffers using the DMA engine (VEGA10/12).
2480  */
2481 static void sdma_v4_0_emit_fill_buffer(struct amdgpu_ib *ib,
2482                                        uint32_t src_data,
2483                                        uint64_t dst_offset,
2484                                        uint32_t byte_count)
2485 {
2486         ib->ptr[ib->length_dw++] = SDMA_PKT_HEADER_OP(SDMA_OP_CONST_FILL);
2487         ib->ptr[ib->length_dw++] = lower_32_bits(dst_offset);
2488         ib->ptr[ib->length_dw++] = upper_32_bits(dst_offset);
2489         ib->ptr[ib->length_dw++] = src_data;
2490         ib->ptr[ib->length_dw++] = byte_count - 1;
2491 }
2492
2493 static const struct amdgpu_buffer_funcs sdma_v4_0_buffer_funcs = {
2494         .copy_max_bytes = 0x400000,
2495         .copy_num_dw = 7,
2496         .emit_copy_buffer = sdma_v4_0_emit_copy_buffer,
2497
2498         .fill_max_bytes = 0x400000,
2499         .fill_num_dw = 5,
2500         .emit_fill_buffer = sdma_v4_0_emit_fill_buffer,
2501 };
2502
2503 static void sdma_v4_0_set_buffer_funcs(struct amdgpu_device *adev)
2504 {
2505         adev->mman.buffer_funcs = &sdma_v4_0_buffer_funcs;
2506         if (adev->sdma.has_page_queue)
2507                 adev->mman.buffer_funcs_ring = &adev->sdma.instance[0].page;
2508         else
2509                 adev->mman.buffer_funcs_ring = &adev->sdma.instance[0].ring;
2510 }
2511
2512 static const struct amdgpu_vm_pte_funcs sdma_v4_0_vm_pte_funcs = {
2513         .copy_pte_num_dw = 7,
2514         .copy_pte = sdma_v4_0_vm_copy_pte,
2515
2516         .write_pte = sdma_v4_0_vm_write_pte,
2517         .set_pte_pde = sdma_v4_0_vm_set_pte_pde,
2518 };
2519
2520 static void sdma_v4_0_set_vm_pte_funcs(struct amdgpu_device *adev)
2521 {
2522         struct drm_gpu_scheduler *sched;
2523         unsigned i;
2524
2525         adev->vm_manager.vm_pte_funcs = &sdma_v4_0_vm_pte_funcs;
2526         for (i = 0; i < adev->sdma.num_instances; i++) {
2527                 if (adev->sdma.has_page_queue)
2528                         sched = &adev->sdma.instance[i].page.sched;
2529                 else
2530                         sched = &adev->sdma.instance[i].ring.sched;
2531                 adev->vm_manager.vm_pte_scheds[i] = sched;
2532         }
2533         adev->vm_manager.vm_pte_num_scheds = adev->sdma.num_instances;
2534 }
2535
2536 static void sdma_v4_0_get_ras_error_count(uint32_t value,
2537                                         uint32_t instance,
2538                                         uint32_t *sec_count)
2539 {
2540         uint32_t i;
2541         uint32_t sec_cnt;
2542
2543         /* double bits error (multiple bits) error detection is not supported */
2544         for (i = 0; i < ARRAY_SIZE(sdma_v4_0_ras_fields); i++) {
2545                 /* the SDMA_EDC_COUNTER register in each sdma instance
2546                  * shares the same sed shift_mask
2547                  * */
2548                 sec_cnt = (value &
2549                         sdma_v4_0_ras_fields[i].sec_count_mask) >>
2550                         sdma_v4_0_ras_fields[i].sec_count_shift;
2551                 if (sec_cnt) {
2552                         DRM_INFO("Detected %s in SDMA%d, SED %d\n",
2553                                 sdma_v4_0_ras_fields[i].name,
2554                                 instance, sec_cnt);
2555                         *sec_count += sec_cnt;
2556                 }
2557         }
2558 }
2559
2560 static int sdma_v4_0_query_ras_error_count_by_instance(struct amdgpu_device *adev,
2561                         uint32_t instance, void *ras_error_status)
2562 {
2563         struct ras_err_data *err_data = (struct ras_err_data *)ras_error_status;
2564         uint32_t sec_count = 0;
2565         uint32_t reg_value = 0;
2566
2567         reg_value = RREG32_SDMA(instance, mmSDMA0_EDC_COUNTER);
2568         /* double bit error is not supported */
2569         if (reg_value)
2570                 sdma_v4_0_get_ras_error_count(reg_value,
2571                                 instance, &sec_count);
2572         /* err_data->ce_count should be initialized to 0
2573          * before calling into this function */
2574         err_data->ce_count += sec_count;
2575         /* double bit error is not supported
2576          * set ue count to 0 */
2577         err_data->ue_count = 0;
2578
2579         return 0;
2580 };
2581
2582 static void sdma_v4_0_query_ras_error_count(struct amdgpu_device *adev,  void *ras_error_status)
2583 {
2584         int i = 0;
2585
2586         for (i = 0; i < adev->sdma.num_instances; i++) {
2587                 if (sdma_v4_0_query_ras_error_count_by_instance(adev, i, ras_error_status)) {
2588                         dev_err(adev->dev, "Query ras error count failed in SDMA%d\n", i);
2589                         return;
2590                 }
2591         }
2592 }
2593
2594 static void sdma_v4_0_reset_ras_error_count(struct amdgpu_device *adev)
2595 {
2596         int i;
2597
2598         /* read back edc counter registers to clear the counters */
2599         if (amdgpu_ras_is_supported(adev, AMDGPU_RAS_BLOCK__SDMA)) {
2600                 for (i = 0; i < adev->sdma.num_instances; i++)
2601                         RREG32_SDMA(i, mmSDMA0_EDC_COUNTER);
2602         }
2603 }
2604
2605 const struct amdgpu_ras_block_hw_ops sdma_v4_0_ras_hw_ops = {
2606         .query_ras_error_count = sdma_v4_0_query_ras_error_count,
2607         .reset_ras_error_count = sdma_v4_0_reset_ras_error_count,
2608 };
2609
2610 static struct amdgpu_sdma_ras sdma_v4_0_ras = {
2611         .ras_block = {
2612                 .hw_ops = &sdma_v4_0_ras_hw_ops,
2613                 .ras_cb = sdma_v4_0_process_ras_data_cb,
2614         },
2615 };
2616
2617 static void sdma_v4_0_set_ras_funcs(struct amdgpu_device *adev)
2618 {
2619         switch (adev->ip_versions[SDMA0_HWIP][0]) {
2620         case IP_VERSION(4, 2, 0):
2621         case IP_VERSION(4, 2, 2):
2622                 adev->sdma.ras = &sdma_v4_0_ras;
2623                 break;
2624         case IP_VERSION(4, 4, 0):
2625                 adev->sdma.ras = &sdma_v4_4_ras;
2626                 break;
2627         default:
2628                 break;
2629         }
2630
2631 }
2632
2633 const struct amdgpu_ip_block_version sdma_v4_0_ip_block = {
2634         .type = AMD_IP_BLOCK_TYPE_SDMA,
2635         .major = 4,
2636         .minor = 0,
2637         .rev = 0,
2638         .funcs = &sdma_v4_0_ip_funcs,
2639 };