| 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 | #ifndef __SOC15_COMMON_H__ |
| 25 | #define __SOC15_COMMON_H__ |
| 26 | |
| 27 | /* GET_INST returns the physical instance corresponding to a logical instance */ |
| 28 | #define GET_INST(ip, inst) \ |
| 29 | (adev->ip_map.logical_to_dev_inst ? \ |
| 30 | adev->ip_map.logical_to_dev_inst(adev, ip##_HWIP, inst) : inst) |
| 31 | #define GET_MASK(ip, mask) \ |
| 32 | (adev->ip_map.logical_to_dev_mask ? \ |
| 33 | adev->ip_map.logical_to_dev_mask(adev, ip##_HWIP, mask) : mask) |
| 34 | |
| 35 | /* Register Access Macros */ |
| 36 | #define SOC15_REG_OFFSET(ip, inst, reg) (adev->reg_offset[ip##_HWIP][inst][reg##_BASE_IDX] + reg) |
| 37 | #define SOC15_REG_OFFSET1(ip, inst, reg, offset) \ |
| 38 | (adev->reg_offset[ip##_HWIP][inst][reg##_BASE_IDX] + (reg)+(offset)) |
| 39 | |
| 40 | #define __WREG32_SOC15_RLC__(reg, value, flag, hwip, inst) \ |
| 41 | ((amdgpu_sriov_vf(adev) && adev->gfx.rlc.funcs && adev->gfx.rlc.rlcg_reg_access_supported) ? \ |
| 42 | amdgpu_sriov_wreg(adev, reg, value, flag, hwip, inst) : \ |
| 43 | WREG32(reg, value)) |
| 44 | |
| 45 | #define __RREG32_SOC15_RLC__(reg, flag, hwip, inst) \ |
| 46 | ((amdgpu_sriov_vf(adev) && adev->gfx.rlc.funcs && adev->gfx.rlc.rlcg_reg_access_supported) ? \ |
| 47 | amdgpu_sriov_rreg(adev, reg, flag, hwip, inst) : \ |
| 48 | RREG32(reg)) |
| 49 | |
| 50 | #define WREG32_FIELD15(ip, idx, reg, field, val) \ |
| 51 | __WREG32_SOC15_RLC__(adev->reg_offset[ip##_HWIP][idx][mm##reg##_BASE_IDX] + mm##reg, \ |
| 52 | (__RREG32_SOC15_RLC__( \ |
| 53 | adev->reg_offset[ip##_HWIP][idx][mm##reg##_BASE_IDX] + mm##reg, \ |
| 54 | 0, ip##_HWIP, idx) & \ |
| 55 | ~REG_FIELD_MASK(reg, field)) | (val) << REG_FIELD_SHIFT(reg, field), \ |
| 56 | 0, ip##_HWIP, idx) |
| 57 | |
| 58 | #define WREG32_FIELD15_PREREG(ip, idx, reg_name, field, val) \ |
| 59 | __WREG32_SOC15_RLC__(adev->reg_offset[ip##_HWIP][idx][reg##reg_name##_BASE_IDX] + reg##reg_name, \ |
| 60 | (__RREG32_SOC15_RLC__( \ |
| 61 | adev->reg_offset[ip##_HWIP][idx][reg##reg_name##_BASE_IDX] + reg##reg_name, \ |
| 62 | 0, ip##_HWIP, idx) & \ |
| 63 | ~REG_FIELD_MASK(reg_name, field)) | (val) << REG_FIELD_SHIFT(reg_name, field), \ |
| 64 | 0, ip##_HWIP, idx) |
| 65 | |
| 66 | #define RREG32_SOC15(ip, inst, reg) \ |
| 67 | __RREG32_SOC15_RLC__(adev->reg_offset[ip##_HWIP][inst][reg##_BASE_IDX] + reg, \ |
| 68 | 0, ip##_HWIP, inst) |
| 69 | |
| 70 | #define RREG32_SOC15_IP(ip, reg) __RREG32_SOC15_RLC__(reg, 0, ip##_HWIP, 0) |
| 71 | |
| 72 | #define RREG32_SOC15_IP_NO_KIQ(ip, reg, inst) __RREG32_SOC15_RLC__(reg, AMDGPU_REGS_NO_KIQ, ip##_HWIP, inst) |
| 73 | |
| 74 | #define RREG32_SOC15_NO_KIQ(ip, inst, reg) \ |
| 75 | __RREG32_SOC15_RLC__(adev->reg_offset[ip##_HWIP][inst][reg##_BASE_IDX] + reg, \ |
| 76 | AMDGPU_REGS_NO_KIQ, ip##_HWIP, inst) |
| 77 | |
| 78 | #define RREG32_SOC15_OFFSET(ip, inst, reg, offset) \ |
| 79 | __RREG32_SOC15_RLC__((adev->reg_offset[ip##_HWIP][inst][reg##_BASE_IDX] + (reg)) + \ |
| 80 | (offset), 0, ip##_HWIP, inst) |
| 81 | |
| 82 | #define WREG32_SOC15(ip, inst, reg, value) \ |
| 83 | __WREG32_SOC15_RLC__((adev->reg_offset[ip##_HWIP][inst][reg##_BASE_IDX] + reg), \ |
| 84 | value, 0, ip##_HWIP, inst) |
| 85 | |
| 86 | #define WREG32_SOC15_IP(ip, reg, value) \ |
| 87 | __WREG32_SOC15_RLC__(reg, value, 0, ip##_HWIP, 0) |
| 88 | |
| 89 | #define WREG32_SOC15_IP_NO_KIQ(ip, reg, value, inst) \ |
| 90 | __WREG32_SOC15_RLC__(reg, value, AMDGPU_REGS_NO_KIQ, ip##_HWIP, inst) |
| 91 | |
| 92 | #define WREG32_SOC15_NO_KIQ(ip, inst, reg, value) \ |
| 93 | __WREG32_SOC15_RLC__(adev->reg_offset[ip##_HWIP][inst][reg##_BASE_IDX] + reg, \ |
| 94 | value, AMDGPU_REGS_NO_KIQ, ip##_HWIP, inst) |
| 95 | |
| 96 | #define WREG32_SOC15_OFFSET(ip, inst, reg, offset, value) \ |
| 97 | __WREG32_SOC15_RLC__((adev->reg_offset[ip##_HWIP][inst][reg##_BASE_IDX] + reg) + offset, \ |
| 98 | value, 0, ip##_HWIP, inst) |
| 99 | |
| 100 | #define SOC15_WAIT_ON_RREG(ip, inst, reg, expected_value, mask) \ |
| 101 | amdgpu_device_wait_on_rreg(adev, inst, \ |
| 102 | (adev->reg_offset[ip##_HWIP][inst][reg##_BASE_IDX] + (reg)), \ |
| 103 | #reg, expected_value, mask) |
| 104 | |
| 105 | #define SOC15_WAIT_ON_RREG_OFFSET(ip, inst, reg, offset, expected_value, mask) \ |
| 106 | amdgpu_device_wait_on_rreg(adev, inst, \ |
| 107 | (adev->reg_offset[ip##_HWIP][inst][reg##_BASE_IDX] + (reg) + (offset)), \ |
| 108 | #reg, expected_value, mask) |
| 109 | |
| 110 | #define WREG32_RLC(reg, value) \ |
| 111 | __WREG32_SOC15_RLC__(reg, value, AMDGPU_REGS_RLC, GC_HWIP, 0) |
| 112 | |
| 113 | #define WREG32_RLC_EX(prefix, reg, value, inst) \ |
| 114 | do { \ |
| 115 | if (amdgpu_sriov_fullaccess(adev)) { \ |
| 116 | uint32_t i = 0; \ |
| 117 | uint32_t retries = 50000; \ |
| 118 | uint32_t r0 = adev->reg_offset[GC_HWIP][inst][prefix##SCRATCH_REG0_BASE_IDX] + prefix##SCRATCH_REG0; \ |
| 119 | uint32_t r1 = adev->reg_offset[GC_HWIP][inst][prefix##SCRATCH_REG1_BASE_IDX] + prefix##SCRATCH_REG1; \ |
| 120 | uint32_t spare_int = adev->reg_offset[GC_HWIP][inst][prefix##RLC_SPARE_INT_BASE_IDX] + prefix##RLC_SPARE_INT; \ |
| 121 | WREG32(r0, value); \ |
| 122 | WREG32(r1, (reg | 0x80000000)); \ |
| 123 | WREG32(spare_int, 0x1); \ |
| 124 | for (i = 0; i < retries; i++) { \ |
| 125 | u32 tmp = RREG32(r1); \ |
| 126 | if (!(tmp & 0x80000000)) \ |
| 127 | break; \ |
| 128 | udelay(10); \ |
| 129 | } \ |
| 130 | if (i >= retries) \ |
| 131 | pr_err("timeout: rlcg program reg:0x%05x failed !\n", reg); \ |
| 132 | } else { \ |
| 133 | WREG32(reg, value); \ |
| 134 | } \ |
| 135 | } while (0) |
| 136 | |
| 137 | /* shadow the registers in the callback function */ |
| 138 | #define WREG32_SOC15_RLC_SHADOW(ip, inst, reg, value) \ |
| 139 | __WREG32_SOC15_RLC__((adev->reg_offset[ip##_HWIP][inst][reg##_BASE_IDX] + reg), value, AMDGPU_REGS_RLC, GC_HWIP, inst) |
| 140 | |
| 141 | /* for GC only */ |
| 142 | #define RREG32_RLC(reg) \ |
| 143 | __RREG32_SOC15_RLC__(reg, AMDGPU_REGS_RLC, GC_HWIP, 0) |
| 144 | |
| 145 | #define WREG32_RLC_NO_KIQ(reg, value, hwip) \ |
| 146 | __WREG32_SOC15_RLC__(reg, value, AMDGPU_REGS_NO_KIQ | AMDGPU_REGS_RLC, hwip, 0) |
| 147 | |
| 148 | #define RREG32_RLC_NO_KIQ(reg, hwip) \ |
| 149 | __RREG32_SOC15_RLC__(reg, AMDGPU_REGS_NO_KIQ | AMDGPU_REGS_RLC, hwip, 0) |
| 150 | |
| 151 | #define WREG32_SOC15_RLC_SHADOW_EX(prefix, ip, inst, reg, value) \ |
| 152 | do { \ |
| 153 | uint32_t target_reg = adev->reg_offset[ip##_HWIP][inst][reg##_BASE_IDX] + reg;\ |
| 154 | if (amdgpu_sriov_fullaccess(adev)) { \ |
| 155 | uint32_t r2 = adev->reg_offset[GC_HWIP][inst][prefix##SCRATCH_REG1_BASE_IDX] + prefix##SCRATCH_REG2; \ |
| 156 | uint32_t r3 = adev->reg_offset[GC_HWIP][inst][prefix##SCRATCH_REG1_BASE_IDX] + prefix##SCRATCH_REG3; \ |
| 157 | uint32_t grbm_cntl = adev->reg_offset[GC_HWIP][inst][prefix##GRBM_GFX_CNTL_BASE_IDX] + prefix##GRBM_GFX_CNTL; \ |
| 158 | uint32_t grbm_idx = adev->reg_offset[GC_HWIP][inst][prefix##GRBM_GFX_INDEX_BASE_IDX] + prefix##GRBM_GFX_INDEX; \ |
| 159 | if (target_reg == grbm_cntl) \ |
| 160 | WREG32(r2, value); \ |
| 161 | else if (target_reg == grbm_idx) \ |
| 162 | WREG32(r3, value); \ |
| 163 | WREG32(target_reg, value); \ |
| 164 | } else { \ |
| 165 | WREG32(target_reg, value); \ |
| 166 | } \ |
| 167 | } while (0) |
| 168 | |
| 169 | #define RREG32_SOC15_RLC(ip, inst, reg) \ |
| 170 | __RREG32_SOC15_RLC__(adev->reg_offset[ip##_HWIP][inst][reg##_BASE_IDX] + reg, AMDGPU_REGS_RLC, ip##_HWIP, inst) |
| 171 | |
| 172 | #define WREG32_SOC15_RLC(ip, inst, reg, value) \ |
| 173 | do { \ |
| 174 | uint32_t target_reg = adev->reg_offset[ip##_HWIP][inst][reg##_BASE_IDX] + reg;\ |
| 175 | __WREG32_SOC15_RLC__(target_reg, value, AMDGPU_REGS_RLC, ip##_HWIP, inst); \ |
| 176 | } while (0) |
| 177 | |
| 178 | #define WREG32_SOC15_RLC_EX(prefix, ip, inst, reg, value) \ |
| 179 | do { \ |
| 180 | uint32_t target_reg = adev->reg_offset[GC_HWIP][inst][reg##_BASE_IDX] + reg;\ |
| 181 | WREG32_RLC_EX(prefix, target_reg, value, inst); \ |
| 182 | } while (0) |
| 183 | |
| 184 | #define WREG32_FIELD15_RLC(ip, idx, reg, field, val) \ |
| 185 | __WREG32_SOC15_RLC__((adev->reg_offset[ip##_HWIP][idx][mm##reg##_BASE_IDX] + mm##reg), \ |
| 186 | (__RREG32_SOC15_RLC__(adev->reg_offset[ip##_HWIP][idx][mm##reg##_BASE_IDX] + mm##reg, \ |
| 187 | AMDGPU_REGS_RLC, ip##_HWIP, idx) & \ |
| 188 | ~REG_FIELD_MASK(reg, field)) | (val) << REG_FIELD_SHIFT(reg, field), \ |
| 189 | AMDGPU_REGS_RLC, ip##_HWIP, idx) |
| 190 | |
| 191 | #define WREG32_SOC15_OFFSET_RLC(ip, inst, reg, offset, value) \ |
| 192 | __WREG32_SOC15_RLC__((adev->reg_offset[ip##_HWIP][inst][reg##_BASE_IDX] + reg) + offset, value, AMDGPU_REGS_RLC, ip##_HWIP, inst) |
| 193 | |
| 194 | #define RREG32_SOC15_OFFSET_RLC(ip, inst, reg, offset) \ |
| 195 | __RREG32_SOC15_RLC__((adev->reg_offset[ip##_HWIP][inst][reg##_BASE_IDX] + reg) + offset, AMDGPU_REGS_RLC, ip##_HWIP, inst) |
| 196 | |
| 197 | /* inst equals to ext for some IPs */ |
| 198 | #define RREG32_SOC15_EXT(ip, inst, reg, ext) \ |
| 199 | RREG32_PCIE_EXT((adev->reg_offset[ip##_HWIP][inst][reg##_BASE_IDX] + reg) * 4 \ |
| 200 | + adev->asic_funcs->encode_ext_smn_addressing(ext)) \ |
| 201 | |
| 202 | #define WREG32_SOC15_EXT(ip, inst, reg, ext, value) \ |
| 203 | WREG32_PCIE_EXT((adev->reg_offset[ip##_HWIP][inst][reg##_BASE_IDX] + reg) * 4 \ |
| 204 | + adev->asic_funcs->encode_ext_smn_addressing(ext), \ |
| 205 | value) \ |
| 206 | |
| 207 | #define RREG64_MCA(ext, mca_base, idx) \ |
| 208 | RREG64_PCIE_EXT(adev->asic_funcs->encode_ext_smn_addressing(ext) + mca_base + (idx * 8)) |
| 209 | |
| 210 | #define WREG64_MCA(ext, mca_base, idx, val) \ |
| 211 | WREG64_PCIE_EXT(adev->asic_funcs->encode_ext_smn_addressing(ext) + mca_base + (idx * 8), val) |
| 212 | |
| 213 | #endif |
| 214 | |