1 /*
2 * Copyright 2023 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/firmware.h>
25 #include "amdgpu.h"
26 #include "amdgpu_imu.h"
27 #include "amdgpu_dpm.h"
28
29 #include "imu_v12_0.h"
30
31 #include "gc/gc_12_0_0_offset.h"
32 #include "gc/gc_12_0_0_sh_mask.h"
33 #include "mmhub/mmhub_4_1_0_offset.h"
34
35 MODULE_FIRMWARE("amdgpu/gc_12_0_0_imu.bin");
36 MODULE_FIRMWARE("amdgpu/gc_12_0_1_imu.bin");
37
38 #define TRANSFER_RAM_MASK 0x001c0000
39
imu_v12_0_init_microcode(struct amdgpu_device * adev)40 static int imu_v12_0_init_microcode(struct amdgpu_device *adev)
41 {
42 char ucode_prefix[15];
43 int err;
44 const struct imu_firmware_header_v1_0 *imu_hdr;
45 struct amdgpu_firmware_info *info = NULL;
46
47 DRM_DEBUG("\n");
48
49 amdgpu_ucode_ip_version_decode(adev, GC_HWIP, ucode_prefix, sizeof(ucode_prefix));
50 err = amdgpu_ucode_request(adev, &adev->gfx.imu_fw, "amdgpu/%s_imu.bin", ucode_prefix);
51 if (err)
52 goto out;
53
54 imu_hdr = (const struct imu_firmware_header_v1_0 *)adev->gfx.imu_fw->data;
55 adev->gfx.imu_fw_version = le32_to_cpu(imu_hdr->header.ucode_version);
56
57 if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) {
58 info = &adev->firmware.ucode[AMDGPU_UCODE_ID_IMU_I];
59 info->ucode_id = AMDGPU_UCODE_ID_IMU_I;
60 info->fw = adev->gfx.imu_fw;
61 adev->firmware.fw_size +=
62 ALIGN(le32_to_cpu(imu_hdr->imu_iram_ucode_size_bytes), PAGE_SIZE);
63 info = &adev->firmware.ucode[AMDGPU_UCODE_ID_IMU_D];
64 info->ucode_id = AMDGPU_UCODE_ID_IMU_D;
65 info->fw = adev->gfx.imu_fw;
66 adev->firmware.fw_size +=
67 ALIGN(le32_to_cpu(imu_hdr->imu_dram_ucode_size_bytes), PAGE_SIZE);
68 }
69
70 out:
71 if (err) {
72 dev_err(adev->dev,
73 "gfx12: Failed to load firmware \"%s_imu.bin\"\n",
74 ucode_prefix);
75 amdgpu_ucode_release(&adev->gfx.imu_fw);
76 }
77
78 return err;
79 }
80
imu_v12_0_load_microcode(struct amdgpu_device * adev)81 static int imu_v12_0_load_microcode(struct amdgpu_device *adev)
82 {
83 const struct imu_firmware_header_v1_0 *hdr;
84 const __le32 *fw_data;
85 unsigned i, fw_size;
86
87 if (!adev->gfx.imu_fw)
88 return -EINVAL;
89
90 hdr = (const struct imu_firmware_header_v1_0 *)adev->gfx.imu_fw->data;
91
92 fw_data = (const __le32 *)(adev->gfx.imu_fw->data +
93 le32_to_cpu(hdr->header.ucode_array_offset_bytes));
94 fw_size = le32_to_cpu(hdr->imu_iram_ucode_size_bytes) / 4;
95
96 WREG32_SOC15(GC, 0, regGFX_IMU_I_RAM_ADDR, 0);
97
98 for (i = 0; i < fw_size; i++)
99 WREG32_SOC15(GC, 0, regGFX_IMU_I_RAM_DATA, le32_to_cpup(fw_data++));
100
101 WREG32_SOC15(GC, 0, regGFX_IMU_I_RAM_ADDR, adev->gfx.imu_fw_version);
102
103 fw_data = (const __le32 *)(adev->gfx.imu_fw->data +
104 le32_to_cpu(hdr->header.ucode_array_offset_bytes) +
105 le32_to_cpu(hdr->imu_iram_ucode_size_bytes));
106 fw_size = le32_to_cpu(hdr->imu_dram_ucode_size_bytes) / 4;
107
108 WREG32_SOC15(GC, 0, regGFX_IMU_D_RAM_ADDR, 0);
109
110 for (i = 0; i < fw_size; i++)
111 WREG32_SOC15(GC, 0, regGFX_IMU_D_RAM_DATA, le32_to_cpup(fw_data++));
112
113 WREG32_SOC15(GC, 0, regGFX_IMU_D_RAM_ADDR, adev->gfx.imu_fw_version);
114
115 return 0;
116 }
117
imu_v12_0_wait_for_reset_status(struct amdgpu_device * adev)118 static int imu_v12_0_wait_for_reset_status(struct amdgpu_device *adev)
119 {
120 u32 imu_reg_val = 0;
121 int i;
122
123 for (i = 0; i < adev->usec_timeout; i++) {
124 imu_reg_val = RREG32_SOC15(GC, 0, regGFX_IMU_GFX_RESET_CTRL);
125 if ((imu_reg_val & 0x1f) == 0x1f)
126 break;
127 udelay(1);
128 }
129
130 if (i >= adev->usec_timeout) {
131 dev_err(adev->dev, "init imu: IMU start timeout\n");
132 return -ETIMEDOUT;
133 }
134
135 return 0;
136 }
137
imu_v12_0_setup(struct amdgpu_device * adev)138 static void imu_v12_0_setup(struct amdgpu_device *adev)
139 {
140 u32 imu_reg_val;
141
142 WREG32_SOC15(GC, 0, regGFX_IMU_C2PMSG_ACCESS_CTRL0, 0xffffff);
143 WREG32_SOC15(GC, 0, regGFX_IMU_C2PMSG_ACCESS_CTRL1, 0xffff);
144
145 if (adev->gfx.imu.mode == DEBUG_MODE) {
146 imu_reg_val = RREG32_SOC15(GC, 0, regGFX_IMU_C2PMSG_16);
147 imu_reg_val |= 0x1;
148 WREG32_SOC15(GC, 0, regGFX_IMU_C2PMSG_16, imu_reg_val);
149
150 imu_reg_val = RREG32_SOC15(GC, 0, regGFX_IMU_SCRATCH_10);
151 imu_reg_val |= 0x20010007;
152 WREG32_SOC15(GC, 0, regGFX_IMU_SCRATCH_10, imu_reg_val);
153
154 }
155 }
156
imu_v12_0_start(struct amdgpu_device * adev)157 static int imu_v12_0_start(struct amdgpu_device *adev)
158 {
159 u32 imu_reg_val;
160
161 imu_reg_val = RREG32_SOC15(GC, 0, regGFX_IMU_CORE_CTRL);
162 imu_reg_val &= 0xfffffffe;
163 WREG32_SOC15(GC, 0, regGFX_IMU_CORE_CTRL, imu_reg_val);
164
165 if (adev->flags & AMD_IS_APU)
166 amdgpu_dpm_set_gfx_power_up_by_imu(adev);
167
168 return imu_v12_0_wait_for_reset_status(adev);
169 }
170
171 static const struct imu_rlc_ram_golden imu_rlc_ram_golden_12_0_1[] = {
172 IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regCH_PIPE_STEER, 0x1e4, 0x1c0000),
173 IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGL1X_PIPE_STEER, 0x1e4, 0x1c0000),
174 IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGL1_PIPE_STEER, 0x1e4, 0x1c0000),
175 IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGL2_PIPE_STEER_0, 0x13571357, 0x1c0000),
176 IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGL2_PIPE_STEER_1, 0x64206420, 0x1c0000),
177 IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGL2_PIPE_STEER_2, 0x2460246, 0x1c0000),
178 IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGL2_PIPE_STEER_3, 0x75317531, 0x1c0000),
179 IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGL2C_CTRL3, 0xc0d41183, 0x1c0000),
180 IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regSDMA0_CHICKEN_BITS, 0x507d1c0, 0x1c0000),
181 IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regSDMA1_CHICKEN_BITS, 0x507d1c0, 0x1c0000),
182 IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regCP_RB_WPTR_POLL_CNTL, 0x600100, 0x1c0000),
183 IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGC_EA_CPWD_SDP_CREDITS, 0x3f7fff, 0x1c0000),
184 IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGC_EA_SE_SDP_CREDITS, 0x3f7ebf, 0x1c0000),
185 IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGC_EA_CPWD_SDP_TAG_RESERVE0, 0x2e00000, 0x1c0000),
186 IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGC_EA_CPWD_SDP_TAG_RESERVE1, 0x1a078, 0x1c0000),
187 IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGC_EA_CPWD_SDP_TAG_RESERVE2, 0x0, 0x1c0000),
188 IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGC_EA_SE_SDP_TAG_RESERVE0, 0x0, 0x1c0000),
189 IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGC_EA_SE_SDP_TAG_RESERVE1, 0x12030, 0x1c0000),
190 IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGC_EA_SE_SDP_TAG_RESERVE2, 0x0, 0x1c0000),
191 IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGC_EA_CPWD_SDP_VCC_RESERVE0, 0x19041000, 0x1c0000),
192 IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGC_EA_CPWD_SDP_VCC_RESERVE1, 0x80000000, 0x1c0000),
193 IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGC_EA_SE_SDP_VCC_RESERVE0, 0x1e080000, 0x1c0000),
194 IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGC_EA_SE_SDP_VCC_RESERVE1, 0x80000000, 0x1c0000),
195 IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGC_EA_CPWD_SDP_PRIORITY, 0x880, 0x1c0000),
196 IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGC_EA_SE_SDP_PRIORITY, 0x8880, 0x1c0000),
197 IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGC_EA_CPWD_SDP_ARB_FINAL, 0x17, 0x1c0000),
198 IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGC_EA_SE_SDP_ARB_FINAL, 0x77, 0x1c0000),
199 IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGC_EA_CPWD_SDP_ENABLE, 0x00000001, 0x1c0000),
200 IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGC_EA_SE_SDP_ENABLE, 0x00000001, 0x1c0000),
201 IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGCVM_L2_PROTECTION_FAULT_CNTL2, 0x20000, 0x1c0000),
202 IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGCMC_VM_APT_CNTL, 0x0c, 0x1c0000),
203 IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGCMC_VM_CACHEABLE_DRAM_ADDRESS_END, 0xfffff, 0x1c0000),
204 IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGC_EA_CPWD_MISC, 0x0091, 0x1c0000),
205 IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGC_EA_SE_MISC, 0x0091, 0x1c0000),
206 IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGRBM_GFX_INDEX, 0xe0000000, 0x1c0000),
207 IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGCR_GENERAL_CNTL, 0x00008500, 0x1c0000),
208 IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regPA_CL_ENHANCE, 0x00880007, 0x1c0000),
209 IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regTD_CNTL, 0x00000001, 0x1c0000),
210 IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGRBM_GFX_INDEX, 0x00000000, 0x1c0000),
211 IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regRMI_GENERAL_CNTL, 0x01e00000, 0x1c0000),
212 IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGRBM_GFX_INDEX, 0x00000001, 0x1c0000),
213 IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regRMI_GENERAL_CNTL, 0x01e00000, 0x1c0000),
214 IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGRBM_GFX_INDEX, 0x00000100, 0x1c0000),
215 IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regRMI_GENERAL_CNTL, 0x01e00000, 0x1c0000),
216 IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGRBM_GFX_INDEX, 0x00000101, 0x1c0000),
217 IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regRMI_GENERAL_CNTL, 0x01e00000, 0x1c0000),
218 IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGRBM_GFX_INDEX, 0xe0000000, 0x1c0000),
219 IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGB_ADDR_CONFIG, 0x08200545, 0x1c0000),
220 IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGRBMH_CP_PERFMON_CNTL, 0x00000000, 0x1c0000),
221 IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regCB_PERFCOUNTER0_SELECT1, 0x000fffff, 0x1c0000),
222 IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regCP_DEBUG_2, 0x00020000, 0x1c0000),
223 IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regCP_CPC_DEBUG, 0x00500010, 0x1c0000),
224 IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGCMC_VM_MX_L1_TLB_CNTL, 0x00000500, 0x1c0000),
225 IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGCMC_VM_SYSTEM_APERTURE_LOW_ADDR, 0x00000001, 0x1c0000),
226 IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGCMC_VM_SYSTEM_APERTURE_HIGH_ADDR, 0x00000000, 0x1c0000),
227 IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGCMC_VM_LOCAL_FB_ADDRESS_START, 0x00000000, 0x1c0000),
228 IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGCMC_VM_LOCAL_FB_ADDRESS_END, 0x0000000f, 0x1c0000),
229 IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGCMC_VM_FB_LOCATION_BASE, 0x00006000, 0x1c0000),
230 IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGCMC_VM_FB_LOCATION_TOP, 0x0000600f, 0x1c0000),
231 IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGCVM_CONTEXT0_CNTL, 0x00000000, 0x1c0000),
232 IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGCVM_CONTEXT1_CNTL, 0x00000000, 0x1c0000),
233 IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGCMC_VM_NB_TOP_OF_DRAM_SLOT1, 0xff800000, 0xe0000000),
234 IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGCMC_VM_NB_LOWER_TOP_OF_DRAM2, 0x00000001, 0x1c0000),
235 IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGCMC_VM_NB_UPPER_TOP_OF_DRAM2, 0x0000ffff, 0x1c0000),
236 IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGCMC_VM_AGP_BASE, 0x00000000, 0x1c0000),
237 IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGCMC_VM_AGP_BOT, 0x00000002, 0x1c0000),
238 IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGCMC_VM_AGP_TOP, 0x00000000, 0x1c0000),
239 IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGCVM_L2_PROTECTION_FAULT_CNTL, 0x00001ffc, 0x1c0000),
240 IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGCMC_VM_MX_L1_TLB_CNTL, 0x00000551, 0x1c0000),
241 IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGCVM_L2_CNTL, 0x00080603, 0x1c0000),
242 IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGCVM_L2_CNTL2, 0x00000003, 0x1c0000),
243 IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGCVM_L2_CNTL3, 0x00100003, 0x1c0000),
244 IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGCVM_L2_CNTL5, 0x00003fe0, 0x1c0000),
245 IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGCMC_VM_SYSTEM_APERTURE_LOW_ADDR, 0x0003d000, 0x1c0000),
246 IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGCMC_VM_SYSTEM_APERTURE_HIGH_ADDR, 0x0003d7ff, 0x1c0000),
247 IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGCMC_VM_SYSTEM_APERTURE_DEFAULT_ADDR_LSB, 0, 0x1c0000),
248 IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGCMC_VM_SYSTEM_APERTURE_DEFAULT_ADDR_MSB, 0, 0x1c0000)
249 };
250
program_imu_rlc_ram_old(struct amdgpu_device * adev,const struct imu_rlc_ram_golden * regs,const u32 array_size)251 static void program_imu_rlc_ram_old(struct amdgpu_device *adev,
252 const struct imu_rlc_ram_golden *regs,
253 const u32 array_size)
254 {
255 const struct imu_rlc_ram_golden *entry;
256 u32 reg, data;
257 int i;
258
259 for (i = 0; i < array_size; ++i) {
260 entry = ®s[i];
261 reg = adev->reg_offset[entry->hwip][entry->instance][entry->segment] + entry->reg;
262 reg |= entry->addr_mask;
263 data = entry->data;
264 if (entry->reg == regGCMC_VM_AGP_BASE)
265 data = 0x00ffffff;
266 else if (entry->reg == regGCMC_VM_AGP_TOP)
267 data = 0x0;
268 else if (entry->reg == regGCMC_VM_FB_LOCATION_BASE)
269 data = adev->gmc.vram_start >> 24;
270 else if (entry->reg == regGCMC_VM_FB_LOCATION_TOP)
271 data = adev->gmc.vram_end >> 24;
272
273 WREG32_SOC15(GC, 0, regGFX_IMU_RLC_RAM_ADDR_HIGH, 0);
274 WREG32_SOC15(GC, 0, regGFX_IMU_RLC_RAM_ADDR_LOW, reg);
275 WREG32_SOC15(GC, 0, regGFX_IMU_RLC_RAM_DATA, data);
276 }
277 }
278
imu_v12_0_grbm_gfx_index_remap(struct amdgpu_device * adev,u32 data,bool high)279 static u32 imu_v12_0_grbm_gfx_index_remap(struct amdgpu_device *adev,
280 u32 data, bool high)
281 {
282 u32 val, inst_index;
283
284 inst_index = REG_GET_FIELD(data, GRBM_GFX_INDEX, INSTANCE_INDEX);
285
286 if (high)
287 val = inst_index >> 5;
288 else
289 val = REG_GET_FIELD(data, GRBM_GFX_INDEX, SE_BROADCAST_WRITES) << 18 |
290 REG_GET_FIELD(data, GRBM_GFX_INDEX, SA_BROADCAST_WRITES) << 19 |
291 REG_GET_FIELD(data, GRBM_GFX_INDEX, INSTANCE_BROADCAST_WRITES) << 20 |
292 REG_GET_FIELD(data, GRBM_GFX_INDEX, SE_INDEX) << 21 |
293 REG_GET_FIELD(data, GRBM_GFX_INDEX, SA_INDEX) << 25 |
294 (inst_index & 0x1f);
295
296 return val;
297 }
298
imu_v12_init_gfxhub_settings(struct amdgpu_device * adev,u32 reg,u32 data)299 static u32 imu_v12_init_gfxhub_settings(struct amdgpu_device *adev,
300 u32 reg, u32 data)
301 {
302 if (reg == SOC15_REG_OFFSET(GC, 0, regGCMC_VM_FB_LOCATION_BASE))
303 return RREG32_SOC15(MMHUB, 0, regMMMC_VM_FB_LOCATION_BASE);
304 else if (reg == SOC15_REG_OFFSET(GC, 0, regGCMC_VM_FB_LOCATION_TOP))
305 return RREG32_SOC15(MMHUB, 0, regMMMC_VM_FB_LOCATION_TOP);
306 else if (reg == SOC15_REG_OFFSET(GC, 0, regGCMC_VM_FB_OFFSET))
307 return RREG32_SOC15(MMHUB, 0, regMMMC_VM_FB_OFFSET);
308 else if (reg == SOC15_REG_OFFSET(GC, 0, regGCMC_VM_AGP_BASE))
309 return RREG32_SOC15(MMHUB, 0, regMMMC_VM_AGP_BASE);
310 else if (reg == SOC15_REG_OFFSET(GC, 0, regGCMC_VM_AGP_BOT))
311 return RREG32_SOC15(MMHUB, 0, regMMMC_VM_AGP_BOT);
312 else if (reg == SOC15_REG_OFFSET(GC, 0, regGCMC_VM_AGP_TOP))
313 return RREG32_SOC15(MMHUB, 0, regMMMC_VM_AGP_TOP);
314 else if (reg == SOC15_REG_OFFSET(GC, 0, regGCMC_VM_MX_L1_TLB_CNTL))
315 return RREG32_SOC15(MMHUB, 0, regMMMC_VM_MX_L1_TLB_CNTL);
316 else if (reg == SOC15_REG_OFFSET(GC, 0, regGCMC_VM_SYSTEM_APERTURE_LOW_ADDR))
317 return RREG32_SOC15(MMHUB, 0, regMMMC_VM_SYSTEM_APERTURE_LOW_ADDR);
318 else if (reg == SOC15_REG_OFFSET(GC, 0, regGCMC_VM_SYSTEM_APERTURE_HIGH_ADDR))
319 return RREG32_SOC15(MMHUB, 0, regMMMC_VM_SYSTEM_APERTURE_HIGH_ADDR);
320 else if (reg == SOC15_REG_OFFSET(GC, 0, regGCMC_VM_LOCAL_FB_ADDRESS_START))
321 return RREG32_SOC15(MMHUB, 0, regMMMC_VM_LOCAL_FB_ADDRESS_START);
322 else if (reg == SOC15_REG_OFFSET(GC, 0, regGCMC_VM_LOCAL_FB_ADDRESS_END))
323 return RREG32_SOC15(MMHUB, 0, regMMMC_VM_LOCAL_FB_ADDRESS_END);
324 else if (reg == SOC15_REG_OFFSET(GC, 0, regGCMC_VM_LOCAL_SYSMEM_ADDRESS_START))
325 return RREG32_SOC15(MMHUB, 0, regMMMC_VM_LOCAL_SYSMEM_ADDRESS_START);
326 else if (reg == SOC15_REG_OFFSET(GC, 0, regGCMC_VM_LOCAL_SYSMEM_ADDRESS_END))
327 return RREG32_SOC15(MMHUB, 0, regMMMC_VM_LOCAL_SYSMEM_ADDRESS_END);
328 else if (reg == SOC15_REG_OFFSET(GC, 0, regGCMC_VM_SYSTEM_APERTURE_DEFAULT_ADDR_LSB))
329 return RREG32_SOC15(MMHUB, 0, regMMMC_VM_SYSTEM_APERTURE_DEFAULT_ADDR_LSB);
330 else if (reg == SOC15_REG_OFFSET(GC, 0, regGCMC_VM_SYSTEM_APERTURE_DEFAULT_ADDR_MSB))
331 return RREG32_SOC15(MMHUB, 0, regMMMC_VM_SYSTEM_APERTURE_DEFAULT_ADDR_MSB);
332 else
333 return data;
334 }
335
program_imu_rlc_ram(struct amdgpu_device * adev,const u32 * regs,const u32 array_size)336 static void program_imu_rlc_ram(struct amdgpu_device *adev,
337 const u32 *regs,
338 const u32 array_size)
339 {
340 u32 reg, data, val_h = 0, val_l = TRANSFER_RAM_MASK;
341 int i;
342
343 if (array_size % 3)
344 return;
345
346 for (i = 0; i < array_size; i += 3) {
347 reg = regs[i + 0];
348 data = regs[i + 2];
349 data = imu_v12_init_gfxhub_settings(adev, reg, data);
350 if (reg == SOC15_REG_OFFSET(GC, 0, regGRBM_GFX_INDEX)) {
351 val_l = imu_v12_0_grbm_gfx_index_remap(adev, data, false);
352 val_h = imu_v12_0_grbm_gfx_index_remap(adev, data, true);
353 } else {
354 WREG32_SOC15(GC, 0, regGFX_IMU_RLC_RAM_ADDR_HIGH, val_h);
355 WREG32_SOC15(GC, 0, regGFX_IMU_RLC_RAM_ADDR_LOW, reg | val_l);
356 WREG32_SOC15(GC, 0, regGFX_IMU_RLC_RAM_DATA, data);
357 }
358 }
359 }
360
imu_v12_0_program_rlc_ram(struct amdgpu_device * adev)361 static void imu_v12_0_program_rlc_ram(struct amdgpu_device *adev)
362 {
363 u32 reg_data, size = 0;
364 const u32 *data;
365 int r = -EINVAL;
366
367 WREG32_SOC15(GC, 0, regGFX_IMU_RLC_RAM_INDEX, 0x2);
368
369 switch (amdgpu_ip_version(adev, GC_HWIP, 0)) {
370 case IP_VERSION(12, 0, 0):
371 case IP_VERSION(12, 0, 1):
372 if (!r)
373 program_imu_rlc_ram(adev, data, (const u32)size);
374 else
375 program_imu_rlc_ram_old(adev, imu_rlc_ram_golden_12_0_1,
376 (const u32)ARRAY_SIZE(imu_rlc_ram_golden_12_0_1));
377 break;
378 default:
379 BUG();
380 break;
381 }
382
383 //Indicate the latest entry
384 WREG32_SOC15(GC, 0, regGFX_IMU_RLC_RAM_ADDR_HIGH, 0);
385 WREG32_SOC15(GC, 0, regGFX_IMU_RLC_RAM_ADDR_LOW, 0);
386 WREG32_SOC15(GC, 0, regGFX_IMU_RLC_RAM_DATA, 0);
387
388 reg_data = RREG32_SOC15(GC, 0, regGFX_IMU_RLC_RAM_INDEX);
389 reg_data |= GFX_IMU_RLC_RAM_INDEX__RAM_VALID_MASK;
390 WREG32_SOC15(GC, 0, regGFX_IMU_RLC_RAM_INDEX, reg_data);
391 }
392
393 const struct amdgpu_imu_funcs gfx_v12_0_imu_funcs = {
394 .init_microcode = imu_v12_0_init_microcode,
395 .load_microcode = imu_v12_0_load_microcode,
396 .setup_imu = imu_v12_0_setup,
397 .start_imu = imu_v12_0_start,
398 .program_rlc_ram = imu_v12_0_program_rlc_ram,
399 .wait_for_reset_status = imu_v12_0_wait_for_reset_status,
400 };
401