1 /*
2  * Copyright 2021 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 
28 #include "gc/gc_11_0_0_offset.h"
29 #include "gc/gc_11_0_0_sh_mask.h"
30 
31 MODULE_FIRMWARE("amdgpu/gc_11_0_0_imu.bin");
32 MODULE_FIRMWARE("amdgpu/gc_11_0_1_imu.bin");
33 MODULE_FIRMWARE("amdgpu/gc_11_0_2_imu.bin");
34 
35 static int imu_v11_0_init_microcode(struct amdgpu_device *adev)
36 {
37 	char fw_name[40];
38 	char ucode_prefix[30];
39 	int err;
40 	const struct imu_firmware_header_v1_0 *imu_hdr;
41 	struct amdgpu_firmware_info *info = NULL;
42 
43 	DRM_DEBUG("\n");
44 
45 	amdgpu_ucode_ip_version_decode(adev, GC_HWIP, ucode_prefix, sizeof(ucode_prefix));
46 
47 	snprintf(fw_name, sizeof(fw_name), "amdgpu/%s_imu.bin", ucode_prefix);
48 	err = request_firmware(&adev->gfx.imu_fw, fw_name, adev->dev);
49 	if (err)
50 		goto out;
51 	err = amdgpu_ucode_validate(adev->gfx.imu_fw);
52 	if (err)
53 		goto out;
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 	//adev->gfx.imu_feature_version = le32_to_cpu(imu_hdr->ucode_feature_version);
57 
58 	if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) {
59 		info = &adev->firmware.ucode[AMDGPU_UCODE_ID_IMU_I];
60 		info->ucode_id = AMDGPU_UCODE_ID_IMU_I;
61 		info->fw = adev->gfx.imu_fw;
62 		adev->firmware.fw_size +=
63 			ALIGN(le32_to_cpu(imu_hdr->imu_iram_ucode_size_bytes), PAGE_SIZE);
64 		info = &adev->firmware.ucode[AMDGPU_UCODE_ID_IMU_D];
65 		info->ucode_id = AMDGPU_UCODE_ID_IMU_D;
66 		info->fw = adev->gfx.imu_fw;
67 		adev->firmware.fw_size +=
68 			ALIGN(le32_to_cpu(imu_hdr->imu_dram_ucode_size_bytes), PAGE_SIZE);
69 	}
70 
71 out:
72 	if (err) {
73 		dev_err(adev->dev,
74 			"gfx11: Failed to load firmware \"%s\"\n",
75 			fw_name);
76 		release_firmware(adev->gfx.imu_fw);
77 	}
78 
79 	return err;
80 }
81 
82 static int imu_v11_0_load_microcode(struct amdgpu_device *adev)
83 {
84 	const struct imu_firmware_header_v1_0 *hdr;
85 	const __le32 *fw_data;
86 	unsigned i, fw_size;
87 
88 	if (!adev->gfx.imu_fw)
89 		return -EINVAL;
90 
91 	hdr = (const struct imu_firmware_header_v1_0 *)adev->gfx.imu_fw->data;
92 	//amdgpu_ucode_print_rlc_hdr(&hdr->header);
93 
94 	fw_data = (const __le32 *)(adev->gfx.imu_fw->data +
95 			le32_to_cpu(hdr->header.ucode_array_offset_bytes));
96 	fw_size = le32_to_cpu(hdr->imu_iram_ucode_size_bytes) / 4;
97 
98 	WREG32_SOC15(GC, 0, regGFX_IMU_I_RAM_ADDR, 0);
99 
100 	for (i = 0; i < fw_size; i++)
101 		WREG32_SOC15(GC, 0, regGFX_IMU_I_RAM_DATA, le32_to_cpup(fw_data++));
102 
103 	WREG32_SOC15(GC, 0, regGFX_IMU_I_RAM_ADDR, adev->gfx.imu_fw_version);
104 
105 	fw_data = (const __le32 *)(adev->gfx.imu_fw->data +
106 			le32_to_cpu(hdr->header.ucode_array_offset_bytes) +
107 			le32_to_cpu(hdr->imu_iram_ucode_size_bytes));
108 	fw_size = le32_to_cpu(hdr->imu_dram_ucode_size_bytes) / 4;
109 
110 	WREG32_SOC15(GC, 0, regGFX_IMU_D_RAM_ADDR, 0);
111 
112 	for (i = 0; i < fw_size; i++)
113 		WREG32_SOC15(GC, 0, regGFX_IMU_D_RAM_DATA, le32_to_cpup(fw_data++));
114 
115 	WREG32_SOC15(GC, 0, regGFX_IMU_D_RAM_ADDR, adev->gfx.imu_fw_version);
116 
117 	return 0;
118 }
119 
120 static void imu_v11_0_setup(struct amdgpu_device *adev)
121 {
122 	int imu_reg_val;
123 
124 	//enable IMU debug mode
125 	WREG32_SOC15(GC, 0, regGFX_IMU_C2PMSG_ACCESS_CTRL0, 0xffffff);
126 	WREG32_SOC15(GC, 0, regGFX_IMU_C2PMSG_ACCESS_CTRL1, 0xffff);
127 
128 	if (adev->gfx.imu.mode == DEBUG_MODE) {
129 		imu_reg_val = RREG32_SOC15(GC, 0, regGFX_IMU_C2PMSG_16);
130 		imu_reg_val |= 0x1;
131 		WREG32_SOC15(GC, 0, regGFX_IMU_C2PMSG_16, imu_reg_val);
132 	}
133 
134 	//disble imu Rtavfs, SmsRepair, DfllBTC, and ClkB
135 	imu_reg_val = RREG32_SOC15(GC, 0, regGFX_IMU_SCRATCH_10);
136 	imu_reg_val |= 0x10007;
137 	WREG32_SOC15(GC, 0, regGFX_IMU_SCRATCH_10, imu_reg_val);
138 }
139 
140 static int imu_v11_0_start(struct amdgpu_device *adev)
141 {
142 	int imu_reg_val, i;
143 
144 	//Start IMU by set GFX_IMU_CORE_CTRL.CRESET = 0
145 	imu_reg_val = RREG32_SOC15(GC, 0, regGFX_IMU_CORE_CTRL);
146 	imu_reg_val &= 0xfffffffe;
147 	WREG32_SOC15(GC, 0, regGFX_IMU_CORE_CTRL, imu_reg_val);
148 
149 	if (adev->gfx.imu.mode == DEBUG_MODE) {
150 		for (i = 0; i < adev->usec_timeout; i++) {
151 			imu_reg_val = RREG32_SOC15(GC, 0, regGFX_IMU_GFX_RESET_CTRL);
152 			if ((imu_reg_val & 0x1f) == 0x1f)
153 				break;
154 			udelay(1);
155 		}
156 
157 		if (i >= adev->usec_timeout) {
158 			dev_err(adev->dev, "init imu: IMU start timeout\n");
159 			return -ETIMEDOUT;
160 		}
161 	}
162 
163 	return 0;
164 }
165 
166 static const struct imu_rlc_ram_golden imu_rlc_ram_golden_11[] =
167 {
168         IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGUS_IO_RD_COMBINE_FLUSH, 0x00055555, 0xe0000000),
169         IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGUS_IO_WR_COMBINE_FLUSH, 0x00055555, 0xe0000000),
170         IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGUS_DRAM_COMBINE_FLUSH, 0x00555555, 0xe0000000),
171         IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGUS_MISC2, 0x00001ffe, 0xe0000000),
172         IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGUS_SDP_CREDITS , 0x003f3fff, 0xe0000000),
173         IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGUS_SDP_TAG_RESERVE1, 0x00000000, 0xe0000000),
174         IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGUS_SDP_VCC_RESERVE0, 0x00041000, 0xe0000000),
175         IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGUS_SDP_VCC_RESERVE1, 0x00000000, 0xe0000000),
176         IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGUS_SDP_VCD_RESERVE0, 0x00040000, 0xe0000000),
177         IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGUS_SDP_VCD_RESERVE1, 0x00000000, 0xe0000000),
178         IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGUS_MISC, 0x00000017, 0xe0000000),
179         IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGUS_SDP_ENABLE, 0x00000001, 0xe0000000),
180         IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGCEA_SDP_CREDITS , 0x003f3fbf, 0xe0000000),
181         IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGCEA_SDP_TAG_RESERVE0, 0x10201000, 0xe0000000),
182         IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGCEA_SDP_TAG_RESERVE1, 0x00000080, 0xe0000000),
183         IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGCEA_SDP_VCC_RESERVE0, 0x1d041040, 0xe0000000),
184         IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGCEA_SDP_VCC_RESERVE1, 0x80000000, 0xe0000000),
185         IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGCEA_SDP_IO_PRIORITY, 0x88888888, 0xe0000000),
186         IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGCEA_MAM_CTRL, 0x0000d800, 0xe0000000),
187         IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGCEA_SDP_ARB_FINAL, 0x000003f7, 0xe0000000),
188         IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGCEA_SDP_ENABLE, 0x00000001, 0xe0000000),
189         IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGCVM_L2_PROTECTION_FAULT_CNTL2, 0x00020000, 0xe0000000),
190         IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGCMC_VM_APT_CNTL, 0x0000000c, 0xe0000000),
191         IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGCMC_VM_CACHEABLE_DRAM_ADDRESS_END, 0x000fffff, 0xe0000000),
192         IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGCEA_MISC, 0x0c48bff0, 0xe0000000),
193         IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regCC_GC_SA_UNIT_DISABLE, 0x00fffc01, 0xe0000000),
194         IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regCC_GC_PRIM_CONFIG, 0x000fffe1, 0xe0000000),
195         IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regCC_RB_BACKEND_DISABLE, 0x0fffff01, 0xe0000000),
196         IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regCC_GC_SHADER_ARRAY_CONFIG, 0xfffe0001, 0xe0000000),
197         IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGCMC_VM_MX_L1_TLB_CNTL, 0x00000500, 0xe0000000),
198         IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGCMC_VM_SYSTEM_APERTURE_LOW_ADDR, 0x00000001, 0xe0000000),
199         IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGCMC_VM_SYSTEM_APERTURE_HIGH_ADDR, 0x00000000, 0xe0000000),
200         IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGCMC_VM_LOCAL_FB_ADDRESS_START, 0x00000000, 0xe0000000),
201         IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGCMC_VM_LOCAL_FB_ADDRESS_END, 0x000fffff, 0xe0000000),
202         IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGCVM_CONTEXT0_CNTL, 0x00000000, 0xe0000000),
203         IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGCVM_CONTEXT1_CNTL, 0x00000000, 0xe0000000),
204         IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGCMC_VM_NB_TOP_OF_DRAM_SLOT1, 0xff800000, 0xe0000000),
205         IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGCMC_VM_NB_LOWER_TOP_OF_DRAM2, 0x00000001, 0xe0000000),
206         IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGCMC_VM_NB_UPPER_TOP_OF_DRAM2, 0x00000fff, 0xe0000000),
207         IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGCVM_L2_PROTECTION_FAULT_CNTL, 0x00001ffc, 0xe0000000),
208         IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGCMC_VM_MX_L1_TLB_CNTL, 0x00000501, 0xe0000000),
209         IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGCVM_L2_CNTL, 0x00080603, 0xe0000000),
210         IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGCVM_L2_CNTL2, 0x00000003, 0xe0000000),
211         IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGCVM_L2_CNTL3, 0x00100003, 0xe0000000),
212         IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGCVM_L2_CNTL5, 0x00003fe0, 0xe0000000),
213         IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGCVM_CONTEXT0_CNTL, 0x00000001, 0xe0000000),
214         IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGCVM_L2_CONTEXT0_PER_PFVF_PTE_CACHE_FRAGMENT_SIZES, 0x00000c00, 0xe0000000),
215         IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGCVM_CONTEXT1_CNTL, 0x00000001, 0xe0000000),
216         IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGCVM_L2_CONTEXT1_PER_PFVF_PTE_CACHE_FRAGMENT_SIZES, 0x00000c00, 0xe0000000),
217         IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGB_ADDR_CONFIG, 0x00000545, 0xe0000000),
218         IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGL2_PIPE_STEER_0, 0x13455431, 0xe0000000),
219         IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGL2_PIPE_STEER_1, 0x13455431, 0xe0000000),
220         IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGL2_PIPE_STEER_2, 0x76027602, 0xe0000000),
221         IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGL2_PIPE_STEER_3, 0x76207620, 0xe0000000),
222         IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGB_ADDR_CONFIG, 0x00000345, 0xe0000000),
223         IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGCUTCL2_HARVEST_BYPASS_GROUPS, 0x0000003e, 0xe0000000),
224         IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGCMC_VM_FB_LOCATION_BASE, 0x00006000, 0xe0000000),
225         IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGCMC_VM_FB_LOCATION_TOP, 0x000061ff, 0xe0000000),
226         IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGCMC_VM_APT_CNTL, 0x0000000c, 0xe0000000),
227         IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGCMC_VM_AGP_BASE, 0x00000000, 0xe0000000),
228         IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGCMC_VM_AGP_BOT, 0x00000002, 0xe0000000),
229         IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGCMC_VM_AGP_TOP, 0x00000000, 0xe0000000),
230         IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGCVM_L2_PROTECTION_FAULT_CNTL2, 0x00020000, 0xe0000000),
231         IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regSDMA0_UCODE_SELFLOAD_CONTROL, 0x00000210, 0),
232         IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regSDMA1_UCODE_SELFLOAD_CONTROL, 0x00000210, 0),
233         IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regCPC_PSP_DEBUG, CPC_PSP_DEBUG__GPA_OVERRIDE_MASK, 0),
234         IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regCPG_PSP_DEBUG, CPG_PSP_DEBUG__GPA_OVERRIDE_MASK, 0)
235 };
236 
237 static const struct imu_rlc_ram_golden imu_rlc_ram_golden_11_0_2[] =
238 {
239 	IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGCEA_MISC, 0x0c48bff0, 0xe0000000),
240 	IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGCEA_SDP_CREDITS, 0x003f3fbf, 0xe0000000),
241 	IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGCEA_SDP_TAG_RESERVE0, 0x10200800, 0xe0000000),
242 	IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGCEA_SDP_TAG_RESERVE1, 0x00000088, 0xe0000000),
243         IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGCEA_SDP_VCC_RESERVE0, 0x1d041040, 0xe0000000),
244         IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGCEA_SDP_VCC_RESERVE1, 0x80000000, 0xe0000000),
245         IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGCEA_SDP_IO_PRIORITY, 0x88888888, 0xe0000000),
246         IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGCEA_MAM_CTRL, 0x0000d800, 0xe0000000),
247         IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGCEA_SDP_ARB_FINAL, 0x000007ef, 0xe0000000),
248         IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGCEA_DRAM_PAGE_BURST, 0x20080200, 0xe0000000),
249         IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGCEA_SDP_ENABLE, 0x00000001, 0xe0000000),
250         IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGCMC_VM_APT_CNTL, 0x0000000c, 0xe0000000),
251         IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGCMC_VM_CACHEABLE_DRAM_ADDRESS_END, 0x000fffff, 0xe0000000),
252         IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGUS_IO_RD_COMBINE_FLUSH, 0x00055555, 0xe0000000),
253         IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGUS_IO_WR_COMBINE_FLUSH, 0x00055555, 0xe0000000),
254         IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGUS_DRAM_COMBINE_FLUSH, 0x00555555, 0xe0000000),
255         IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGUS_MISC2, 0x00001ffe, 0xe0000000),
256         IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGUS_SDP_CREDITS, 0x003f3fff, 0xe0000000),
257         IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGUS_SDP_TAG_RESERVE1, 0x00000000, 0xe0000000),
258         IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGUS_SDP_VCC_RESERVE0, 0x00041000, 0xe0000000),
259         IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGUS_SDP_VCC_RESERVE1, 0x00000000, 0xe0000000),
260         IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGUS_SDP_VCD_RESERVE0, 0x00040000, 0xe0000000),
261         IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGUS_SDP_VCD_RESERVE1, 0x00000000, 0xe0000000),
262         IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGUS_MISC, 0x00000017, 0xe0000000),
263         IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGUS_SDP_ENABLE, 0x00000001, 0xe0000000),
264         IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regCC_GC_SA_UNIT_DISABLE, 0x00fffc01, 0xe0000000),
265         IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regCC_GC_PRIM_CONFIG, 0x000fffe1, 0xe0000000),
266         IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regCC_RB_BACKEND_DISABLE, 0x00000f01, 0xe0000000),
267         IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regCC_GC_SHADER_ARRAY_CONFIG, 0xfffe0001, 0xe0000000),
268         IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGL1_PIPE_STEER, 0x000000e4, 0xe0000000),
269         IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regCH_PIPE_STEER, 0x000000e4, 0xe0000000),
270         IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGL2_PIPE_STEER_0, 0x01231023, 0xe0000000),
271         IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGB_ADDR_CONFIG, 0x00000243, 0xe0000000),
272         IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGCUTCL2_HARVEST_BYPASS_GROUPS, 0x00000002, 0xe0000000),
273         IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGCMC_VM_MX_L1_TLB_CNTL, 0x00000500, 0xe0000000),
274         IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGCMC_VM_SYSTEM_APERTURE_LOW_ADDR, 0x00000001, 0xe0000000),
275         IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGCMC_VM_SYSTEM_APERTURE_HIGH_ADDR, 0x00000000, 0xe0000000),
276         IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGCMC_VM_LOCAL_FB_ADDRESS_START, 0x00000000, 0xe0000000),
277         IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGCMC_VM_LOCAL_FB_ADDRESS_END, 0x000001ff, 0xe0000000),
278         IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGCMC_VM_FB_LOCATION_BASE, 0x00006000, 0xe0000000),
279         IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGCMC_VM_FB_LOCATION_TOP, 0x000061ff, 0xe0000000),
280         IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGCVM_CONTEXT0_CNTL, 0x00000000, 0xe0000000),
281         IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGCVM_CONTEXT1_CNTL, 0x00000000, 0xe0000000),
282         IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGCMC_VM_APT_CNTL, 0x0000000c, 0xe0000000),
283         IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGCMC_VM_NB_TOP_OF_DRAM_SLOT1, 0xff800000, 0xe0000000),
284         IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGCMC_VM_NB_LOWER_TOP_OF_DRAM2, 0x00000001, 0xe0000000),
285         IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGCMC_VM_NB_UPPER_TOP_OF_DRAM2, 0x00000fff, 0xe0000000),
286         IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGCMC_VM_AGP_BASE, 0x00000000, 0xe0000000),
287         IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGCMC_VM_AGP_BOT, 0x00000002, 0xe0000000),
288         IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGCMC_VM_AGP_TOP, 0x00000000, 0xe0000000),
289         IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGCVM_L2_PROTECTION_FAULT_CNTL, 0x00001ffc, 0xe0000000),
290         IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGCVM_L2_PROTECTION_FAULT_CNTL2, 0x00002825, 0xe0000000),
291         IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGCMC_VM_MX_L1_TLB_CNTL, 0x00000501, 0xe0000000),
292         IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGCVM_L2_CNTL, 0x00080603, 0xe0000000),
293         IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGCVM_L2_CNTL2, 0x00000003, 0xe0000000),
294 	IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGCVM_L2_CNTL3, 0x00100003, 0xe0000000),
295 	IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGCVM_L2_CNTL5, 0x00003fe0, 0xe0000000),
296 	IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGCVM_CONTEXT0_CNTL, 0x00000001, 0xe0000000),
297 	IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGCVM_L2_CONTEXT0_PER_PFVF_PTE_CACHE_FRAGMENT_SIZES, 0x00000c00, 0xe0000000),
298         IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGCVM_CONTEXT1_CNTL, 0x00000001, 0xe0000000),
299 	IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regGCVM_L2_CONTEXT1_PER_PFVF_PTE_CACHE_FRAGMENT_SIZES, 0x00000c00, 0xe0000000),
300 	IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regSDMA0_UCODE_SELFLOAD_CONTROL, 0x00000210, 0),
301 	IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regSDMA1_UCODE_SELFLOAD_CONTROL, 0x00000210, 0),
302 	IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regCPC_PSP_DEBUG, CPC_PSP_DEBUG__GPA_OVERRIDE_MASK, 0),
303 	IMU_RLC_RAM_GOLDEN_VALUE(GC, 0, regCPG_PSP_DEBUG, CPG_PSP_DEBUG__GPA_OVERRIDE_MASK, 0)
304 };
305 
306 static void program_imu_rlc_ram(struct amdgpu_device *adev,
307 				const struct imu_rlc_ram_golden *regs,
308 				const u32 array_size)
309 {
310 	const struct imu_rlc_ram_golden *entry;
311 	u32 reg, data;
312 	int i;
313 
314 	for (i = 0; i < array_size; ++i) {
315 		entry = &regs[i];
316 		reg =  adev->reg_offset[entry->hwip][entry->instance][entry->segment] + entry->reg;
317 		reg |= entry->addr_mask;
318 
319 		data = entry->data;
320 		if (entry->reg == regGCMC_VM_AGP_BASE)
321 			data = 0x00ffffff;
322 		else if (entry->reg == regGCMC_VM_AGP_TOP)
323 			data = 0x0;
324 		else if (entry->reg == regGCMC_VM_FB_LOCATION_BASE)
325 			data = adev->gmc.vram_start >> 24;
326 		else if (entry->reg == regGCMC_VM_FB_LOCATION_TOP)
327 			data = adev->gmc.vram_end >> 24;
328 
329 		WREG32_SOC15(GC, 0, regGFX_IMU_RLC_RAM_ADDR_HIGH, 0);
330 		WREG32_SOC15(GC, 0, regGFX_IMU_RLC_RAM_ADDR_LOW, reg);
331 		WREG32_SOC15(GC, 0, regGFX_IMU_RLC_RAM_DATA, data);
332 	}
333 	//Indicate the latest entry
334 	WREG32_SOC15(GC, 0, regGFX_IMU_RLC_RAM_ADDR_HIGH, 0);
335 	WREG32_SOC15(GC, 0, regGFX_IMU_RLC_RAM_ADDR_LOW, 0);
336 	WREG32_SOC15(GC, 0, regGFX_IMU_RLC_RAM_DATA, 0);
337 }
338 
339 static void imu_v11_0_program_rlc_ram(struct amdgpu_device *adev)
340 {
341 	u32 reg_data;
342 
343 	WREG32_SOC15(GC, 0, regGFX_IMU_RLC_RAM_INDEX, 0x2);
344 
345 	switch (adev->ip_versions[GC_HWIP][0]) {
346 	case IP_VERSION(11, 0, 0):
347 		program_imu_rlc_ram(adev, imu_rlc_ram_golden_11,
348 				(const u32)ARRAY_SIZE(imu_rlc_ram_golden_11));
349 		break;
350 	case IP_VERSION(11, 0, 2):
351 		program_imu_rlc_ram(adev, imu_rlc_ram_golden_11_0_2,
352 				(const u32)ARRAY_SIZE(imu_rlc_ram_golden_11_0_2));
353 		break;
354 	default:
355 		BUG();
356 		break;
357 	}
358 
359 	//Indicate the contents of the RAM are valid
360 	reg_data = RREG32_SOC15(GC, 0, regGFX_IMU_RLC_RAM_INDEX);
361 	reg_data |= GFX_IMU_RLC_RAM_INDEX__RAM_VALID_MASK;
362 	WREG32_SOC15(GC, 0, regGFX_IMU_RLC_RAM_INDEX, reg_data);
363 }
364 
365 const struct amdgpu_imu_funcs gfx_v11_0_imu_funcs = {
366 	.init_microcode = imu_v11_0_init_microcode,
367 	.load_microcode = imu_v11_0_load_microcode,
368 	.setup_imu = imu_v11_0_setup,
369 	.start_imu = imu_v11_0_start,
370 	.program_rlc_ram = imu_v11_0_program_rlc_ram,
371 };
372