Loading...
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 * Author: Huang Rui
23 *
24 */
25
26#include <linux/firmware.h>
27#include <linux/module.h>
28#include <linux/pci.h>
29
30#include "amdgpu.h"
31#include "amdgpu_psp.h"
32#include "amdgpu_ucode.h"
33#include "soc15_common.h"
34#include "psp_v3_1.h"
35
36#include "mp/mp_9_0_offset.h"
37#include "mp/mp_9_0_sh_mask.h"
38#include "gc/gc_9_0_offset.h"
39#include "sdma0/sdma0_4_0_offset.h"
40#include "nbio/nbio_6_1_offset.h"
41
42#include "oss/osssys_4_0_offset.h"
43#include "oss/osssys_4_0_sh_mask.h"
44
45MODULE_FIRMWARE("amdgpu/vega10_sos.bin");
46MODULE_FIRMWARE("amdgpu/vega10_asd.bin");
47MODULE_FIRMWARE("amdgpu/vega10_cap.bin");
48MODULE_FIRMWARE("amdgpu/vega12_sos.bin");
49MODULE_FIRMWARE("amdgpu/vega12_asd.bin");
50
51
52#define smnMP1_FIRMWARE_FLAGS 0x3010028
53
54static int psp_v3_1_ring_stop(struct psp_context *psp,
55 enum psp_ring_type ring_type);
56
57static int psp_v3_1_init_microcode(struct psp_context *psp)
58{
59 struct amdgpu_device *adev = psp->adev;
60 char ucode_prefix[30];
61 int err = 0;
62
63 DRM_DEBUG("\n");
64
65 amdgpu_ucode_ip_version_decode(adev, MP0_HWIP, ucode_prefix, sizeof(ucode_prefix));
66
67 err = psp_init_sos_microcode(psp, ucode_prefix);
68 if (err)
69 return err;
70
71 err = psp_init_asd_microcode(psp, ucode_prefix);
72 if (err)
73 return err;
74
75 return 0;
76}
77
78static int psp_v3_1_bootloader_load_sysdrv(struct psp_context *psp)
79{
80 int ret;
81 uint32_t psp_gfxdrv_command_reg = 0;
82 struct amdgpu_device *adev = psp->adev;
83 uint32_t sol_reg;
84
85 /* Check sOS sign of life register to confirm sys driver and sOS
86 * are already been loaded.
87 */
88 sol_reg = RREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_81);
89 if (sol_reg)
90 return 0;
91
92 /* Wait for bootloader to signify that is ready having bit 31 of C2PMSG_35 set to 1 */
93 ret = psp_wait_for(psp, SOC15_REG_OFFSET(MP0, 0, mmMP0_SMN_C2PMSG_35),
94 0x80000000, 0x80000000, false);
95 if (ret)
96 return ret;
97
98 /* Copy PSP System Driver binary to memory */
99 psp_copy_fw(psp, psp->sys.start_addr, psp->sys.size_bytes);
100
101 /* Provide the sys driver to bootloader */
102 WREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_36,
103 (uint32_t)(psp->fw_pri_mc_addr >> 20));
104 psp_gfxdrv_command_reg = PSP_BL__LOAD_SYSDRV;
105 WREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_35,
106 psp_gfxdrv_command_reg);
107
108 /* there might be handshake issue with hardware which needs delay */
109 mdelay(20);
110
111 ret = psp_wait_for(psp, SOC15_REG_OFFSET(MP0, 0, mmMP0_SMN_C2PMSG_35),
112 0x80000000, 0x80000000, false);
113
114 return ret;
115}
116
117static int psp_v3_1_bootloader_load_sos(struct psp_context *psp)
118{
119 int ret;
120 unsigned int psp_gfxdrv_command_reg = 0;
121 struct amdgpu_device *adev = psp->adev;
122 uint32_t sol_reg;
123
124 /* Check sOS sign of life register to confirm sys driver and sOS
125 * are already been loaded.
126 */
127 sol_reg = RREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_81);
128 if (sol_reg)
129 return 0;
130
131 /* Wait for bootloader to signify that is ready having bit 31 of C2PMSG_35 set to 1 */
132 ret = psp_wait_for(psp, SOC15_REG_OFFSET(MP0, 0, mmMP0_SMN_C2PMSG_35),
133 0x80000000, 0x80000000, false);
134 if (ret)
135 return ret;
136
137 /* Copy Secure OS binary to PSP memory */
138 psp_copy_fw(psp, psp->sos.start_addr, psp->sos.size_bytes);
139
140 /* Provide the PSP secure OS to bootloader */
141 WREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_36,
142 (uint32_t)(psp->fw_pri_mc_addr >> 20));
143 psp_gfxdrv_command_reg = PSP_BL__LOAD_SOSDRV;
144 WREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_35,
145 psp_gfxdrv_command_reg);
146
147 /* there might be handshake issue with hardware which needs delay */
148 mdelay(20);
149 ret = psp_wait_for(psp, SOC15_REG_OFFSET(MP0, 0, mmMP0_SMN_C2PMSG_81),
150 RREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_81),
151 0, true);
152 return ret;
153}
154
155static void psp_v3_1_reroute_ih(struct psp_context *psp)
156{
157 struct amdgpu_device *adev = psp->adev;
158 uint32_t tmp;
159
160 /* Change IH ring for VMC */
161 tmp = REG_SET_FIELD(0, IH_CLIENT_CFG_DATA, CREDIT_RETURN_ADDR, 0x1244b);
162 tmp = REG_SET_FIELD(tmp, IH_CLIENT_CFG_DATA, CLIENT_TYPE, 1);
163 tmp = REG_SET_FIELD(tmp, IH_CLIENT_CFG_DATA, RING_ID, 1);
164
165 WREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_69, 3);
166 WREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_70, tmp);
167 WREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_64, GFX_CTRL_CMD_ID_GBR_IH_SET);
168
169 mdelay(20);
170 psp_wait_for(psp, SOC15_REG_OFFSET(MP0, 0, mmMP0_SMN_C2PMSG_64),
171 0x80000000, 0x8000FFFF, false);
172
173 /* Change IH ring for UMC */
174 tmp = REG_SET_FIELD(0, IH_CLIENT_CFG_DATA, CREDIT_RETURN_ADDR, 0x1216b);
175 tmp = REG_SET_FIELD(tmp, IH_CLIENT_CFG_DATA, RING_ID, 1);
176
177 WREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_69, 4);
178 WREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_70, tmp);
179 WREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_64, GFX_CTRL_CMD_ID_GBR_IH_SET);
180
181 mdelay(20);
182 psp_wait_for(psp, SOC15_REG_OFFSET(MP0, 0, mmMP0_SMN_C2PMSG_64),
183 0x80000000, 0x8000FFFF, false);
184}
185
186static int psp_v3_1_ring_create(struct psp_context *psp,
187 enum psp_ring_type ring_type)
188{
189 int ret = 0;
190 unsigned int psp_ring_reg = 0;
191 struct psp_ring *ring = &psp->km_ring;
192 struct amdgpu_device *adev = psp->adev;
193
194 psp_v3_1_reroute_ih(psp);
195
196 if (amdgpu_sriov_vf(adev)) {
197 ring->ring_wptr = 0;
198 ret = psp_v3_1_ring_stop(psp, ring_type);
199 if (ret) {
200 DRM_ERROR("psp_v3_1_ring_stop_sriov failed!\n");
201 return ret;
202 }
203
204 /* Write low address of the ring to C2PMSG_102 */
205 psp_ring_reg = lower_32_bits(ring->ring_mem_mc_addr);
206 WREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_102, psp_ring_reg);
207 /* Write high address of the ring to C2PMSG_103 */
208 psp_ring_reg = upper_32_bits(ring->ring_mem_mc_addr);
209 WREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_103, psp_ring_reg);
210 /* No size initialization for sriov */
211 /* Write the ring initialization command to C2PMSG_101 */
212 psp_ring_reg = ring_type;
213 psp_ring_reg = psp_ring_reg << 16;
214 WREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_101, psp_ring_reg);
215
216 /* there might be hardware handshake issue which needs delay */
217 mdelay(20);
218
219 /* Wait for response flag (bit 31) in C2PMSG_101 */
220 ret = psp_wait_for(psp, SOC15_REG_OFFSET(MP0, 0,
221 mmMP0_SMN_C2PMSG_101), 0x80000000,
222 0x8000FFFF, false);
223 } else {
224
225 /* Write low address of the ring to C2PMSG_69 */
226 psp_ring_reg = lower_32_bits(ring->ring_mem_mc_addr);
227 WREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_69, psp_ring_reg);
228 /* Write high address of the ring to C2PMSG_70 */
229 psp_ring_reg = upper_32_bits(ring->ring_mem_mc_addr);
230 WREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_70, psp_ring_reg);
231 /* Write size of ring to C2PMSG_71 */
232 psp_ring_reg = ring->ring_size;
233 WREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_71, psp_ring_reg);
234 /* Write the ring initialization command to C2PMSG_64 */
235 psp_ring_reg = ring_type;
236 psp_ring_reg = psp_ring_reg << 16;
237 WREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_64, psp_ring_reg);
238
239 /* there might be hardware handshake issue which needs delay */
240 mdelay(20);
241
242 /* Wait for response flag (bit 31) in C2PMSG_64 */
243 ret = psp_wait_for(psp, SOC15_REG_OFFSET(MP0, 0,
244 mmMP0_SMN_C2PMSG_64), 0x80000000,
245 0x8000FFFF, false);
246
247 }
248 return ret;
249}
250
251static int psp_v3_1_ring_stop(struct psp_context *psp,
252 enum psp_ring_type ring_type)
253{
254 int ret = 0;
255 struct amdgpu_device *adev = psp->adev;
256
257 /* Write the ring destroy command*/
258 if (amdgpu_sriov_vf(adev))
259 WREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_101,
260 GFX_CTRL_CMD_ID_DESTROY_GPCOM_RING);
261 else
262 WREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_64,
263 GFX_CTRL_CMD_ID_DESTROY_RINGS);
264
265 /* there might be handshake issue with hardware which needs delay */
266 mdelay(20);
267
268 /* Wait for response flag (bit 31) */
269 if (amdgpu_sriov_vf(adev))
270 ret = psp_wait_for(psp, SOC15_REG_OFFSET(MP0, 0, mmMP0_SMN_C2PMSG_101),
271 0x80000000, 0x80000000, false);
272 else
273 ret = psp_wait_for(psp, SOC15_REG_OFFSET(MP0, 0, mmMP0_SMN_C2PMSG_64),
274 0x80000000, 0x80000000, false);
275
276 return ret;
277}
278
279static int psp_v3_1_ring_destroy(struct psp_context *psp,
280 enum psp_ring_type ring_type)
281{
282 int ret = 0;
283 struct psp_ring *ring = &psp->km_ring;
284 struct amdgpu_device *adev = psp->adev;
285
286 ret = psp_v3_1_ring_stop(psp, ring_type);
287 if (ret)
288 DRM_ERROR("Fail to stop psp ring\n");
289
290 amdgpu_bo_free_kernel(&adev->firmware.rbuf,
291 &ring->ring_mem_mc_addr,
292 (void **)&ring->ring_mem);
293
294 return ret;
295}
296
297static bool psp_v3_1_smu_reload_quirk(struct psp_context *psp)
298{
299 struct amdgpu_device *adev = psp->adev;
300 uint32_t reg;
301
302 reg = RREG32_PCIE(smnMP1_FIRMWARE_FLAGS | 0x03b00000);
303 return (reg & MP1_FIRMWARE_FLAGS__INTERRUPTS_ENABLED_MASK) ? true : false;
304}
305
306static int psp_v3_1_mode1_reset(struct psp_context *psp)
307{
308 int ret;
309 uint32_t offset;
310 struct amdgpu_device *adev = psp->adev;
311
312 offset = SOC15_REG_OFFSET(MP0, 0, mmMP0_SMN_C2PMSG_64);
313
314 ret = psp_wait_for(psp, offset, 0x80000000, 0x8000FFFF, false);
315
316 if (ret) {
317 DRM_INFO("psp is not working correctly before mode1 reset!\n");
318 return -EINVAL;
319 }
320
321 /*send the mode 1 reset command*/
322 WREG32(offset, GFX_CTRL_CMD_ID_MODE1_RST);
323
324 msleep(500);
325
326 offset = SOC15_REG_OFFSET(MP0, 0, mmMP0_SMN_C2PMSG_33);
327
328 ret = psp_wait_for(psp, offset, 0x80000000, 0x80000000, false);
329
330 if (ret) {
331 DRM_INFO("psp mode 1 reset failed!\n");
332 return -EINVAL;
333 }
334
335 DRM_INFO("psp mode1 reset succeed \n");
336
337 return 0;
338}
339
340static uint32_t psp_v3_1_ring_get_wptr(struct psp_context *psp)
341{
342 uint32_t data;
343 struct amdgpu_device *adev = psp->adev;
344
345 if (amdgpu_sriov_vf(adev))
346 data = psp->km_ring.ring_wptr;
347 else
348 data = RREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_67);
349 return data;
350}
351
352static void psp_v3_1_ring_set_wptr(struct psp_context *psp, uint32_t value)
353{
354 struct amdgpu_device *adev = psp->adev;
355
356 if (amdgpu_sriov_vf(adev)) {
357 WREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_102, value);
358 /* send interrupt to PSP for SRIOV ring write pointer update */
359 WREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_101,
360 GFX_CTRL_CMD_ID_CONSUME_CMD);
361 psp->km_ring.ring_wptr = value;
362 } else
363 WREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_67, value);
364}
365
366static const struct psp_funcs psp_v3_1_funcs = {
367 .init_microcode = psp_v3_1_init_microcode,
368 .bootloader_load_sysdrv = psp_v3_1_bootloader_load_sysdrv,
369 .bootloader_load_sos = psp_v3_1_bootloader_load_sos,
370 .ring_create = psp_v3_1_ring_create,
371 .ring_stop = psp_v3_1_ring_stop,
372 .ring_destroy = psp_v3_1_ring_destroy,
373 .smu_reload_quirk = psp_v3_1_smu_reload_quirk,
374 .mode1_reset = psp_v3_1_mode1_reset,
375 .ring_get_wptr = psp_v3_1_ring_get_wptr,
376 .ring_set_wptr = psp_v3_1_ring_set_wptr,
377};
378
379void psp_v3_1_set_psp_funcs(struct psp_context *psp)
380{
381 psp->funcs = &psp_v3_1_funcs;
382}
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 * Author: Huang Rui
23 *
24 */
25
26#include <linux/firmware.h>
27#include <drm/drmP.h>
28#include "amdgpu.h"
29#include "amdgpu_psp.h"
30#include "amdgpu_ucode.h"
31#include "soc15_common.h"
32#include "psp_v3_1.h"
33
34#include "mp/mp_9_0_offset.h"
35#include "mp/mp_9_0_sh_mask.h"
36#include "gc/gc_9_0_offset.h"
37#include "sdma0/sdma0_4_0_offset.h"
38#include "nbio/nbio_6_1_offset.h"
39
40MODULE_FIRMWARE("amdgpu/vega10_sos.bin");
41MODULE_FIRMWARE("amdgpu/vega10_asd.bin");
42MODULE_FIRMWARE("amdgpu/vega12_sos.bin");
43MODULE_FIRMWARE("amdgpu/vega12_asd.bin");
44
45#define smnMP1_FIRMWARE_FLAGS 0x3010028
46
47static int
48psp_v3_1_get_fw_type(struct amdgpu_firmware_info *ucode, enum psp_gfx_fw_type *type)
49{
50 switch(ucode->ucode_id) {
51 case AMDGPU_UCODE_ID_SDMA0:
52 *type = GFX_FW_TYPE_SDMA0;
53 break;
54 case AMDGPU_UCODE_ID_SDMA1:
55 *type = GFX_FW_TYPE_SDMA1;
56 break;
57 case AMDGPU_UCODE_ID_CP_CE:
58 *type = GFX_FW_TYPE_CP_CE;
59 break;
60 case AMDGPU_UCODE_ID_CP_PFP:
61 *type = GFX_FW_TYPE_CP_PFP;
62 break;
63 case AMDGPU_UCODE_ID_CP_ME:
64 *type = GFX_FW_TYPE_CP_ME;
65 break;
66 case AMDGPU_UCODE_ID_CP_MEC1:
67 *type = GFX_FW_TYPE_CP_MEC;
68 break;
69 case AMDGPU_UCODE_ID_CP_MEC1_JT:
70 *type = GFX_FW_TYPE_CP_MEC_ME1;
71 break;
72 case AMDGPU_UCODE_ID_CP_MEC2:
73 *type = GFX_FW_TYPE_CP_MEC;
74 break;
75 case AMDGPU_UCODE_ID_CP_MEC2_JT:
76 *type = GFX_FW_TYPE_CP_MEC_ME2;
77 break;
78 case AMDGPU_UCODE_ID_RLC_G:
79 *type = GFX_FW_TYPE_RLC_G;
80 break;
81 case AMDGPU_UCODE_ID_SMC:
82 *type = GFX_FW_TYPE_SMU;
83 break;
84 case AMDGPU_UCODE_ID_UVD:
85 *type = GFX_FW_TYPE_UVD;
86 break;
87 case AMDGPU_UCODE_ID_VCE:
88 *type = GFX_FW_TYPE_VCE;
89 break;
90 case AMDGPU_UCODE_ID_MAXIMUM:
91 default:
92 return -EINVAL;
93 }
94
95 return 0;
96}
97
98static int psp_v3_1_init_microcode(struct psp_context *psp)
99{
100 struct amdgpu_device *adev = psp->adev;
101 const char *chip_name;
102 char fw_name[30];
103 int err = 0;
104 const struct psp_firmware_header_v1_0 *hdr;
105
106 DRM_DEBUG("\n");
107
108 switch (adev->asic_type) {
109 case CHIP_VEGA10:
110 chip_name = "vega10";
111 break;
112 case CHIP_VEGA12:
113 chip_name = "vega12";
114 break;
115 default: BUG();
116 }
117
118 snprintf(fw_name, sizeof(fw_name), "amdgpu/%s_sos.bin", chip_name);
119 err = request_firmware(&adev->psp.sos_fw, fw_name, adev->dev);
120 if (err)
121 goto out;
122
123 err = amdgpu_ucode_validate(adev->psp.sos_fw);
124 if (err)
125 goto out;
126
127 hdr = (const struct psp_firmware_header_v1_0 *)adev->psp.sos_fw->data;
128 adev->psp.sos_fw_version = le32_to_cpu(hdr->header.ucode_version);
129 adev->psp.sos_feature_version = le32_to_cpu(hdr->ucode_feature_version);
130 adev->psp.sos_bin_size = le32_to_cpu(hdr->sos_size_bytes);
131 adev->psp.sys_bin_size = le32_to_cpu(hdr->header.ucode_size_bytes) -
132 le32_to_cpu(hdr->sos_size_bytes);
133 adev->psp.sys_start_addr = (uint8_t *)hdr +
134 le32_to_cpu(hdr->header.ucode_array_offset_bytes);
135 adev->psp.sos_start_addr = (uint8_t *)adev->psp.sys_start_addr +
136 le32_to_cpu(hdr->sos_offset_bytes);
137
138 snprintf(fw_name, sizeof(fw_name), "amdgpu/%s_asd.bin", chip_name);
139 err = request_firmware(&adev->psp.asd_fw, fw_name, adev->dev);
140 if (err)
141 goto out;
142
143 err = amdgpu_ucode_validate(adev->psp.asd_fw);
144 if (err)
145 goto out;
146
147 hdr = (const struct psp_firmware_header_v1_0 *)adev->psp.asd_fw->data;
148 adev->psp.asd_fw_version = le32_to_cpu(hdr->header.ucode_version);
149 adev->psp.asd_feature_version = le32_to_cpu(hdr->ucode_feature_version);
150 adev->psp.asd_ucode_size = le32_to_cpu(hdr->header.ucode_size_bytes);
151 adev->psp.asd_start_addr = (uint8_t *)hdr +
152 le32_to_cpu(hdr->header.ucode_array_offset_bytes);
153
154 return 0;
155out:
156 if (err) {
157 dev_err(adev->dev,
158 "psp v3.1: Failed to load firmware \"%s\"\n",
159 fw_name);
160 release_firmware(adev->psp.sos_fw);
161 adev->psp.sos_fw = NULL;
162 release_firmware(adev->psp.asd_fw);
163 adev->psp.asd_fw = NULL;
164 }
165
166 return err;
167}
168
169static int psp_v3_1_bootloader_load_sysdrv(struct psp_context *psp)
170{
171 int ret;
172 uint32_t psp_gfxdrv_command_reg = 0;
173 struct amdgpu_device *adev = psp->adev;
174 uint32_t sol_reg;
175
176 /* Check sOS sign of life register to confirm sys driver and sOS
177 * are already been loaded.
178 */
179 sol_reg = RREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_81);
180 if (sol_reg)
181 return 0;
182
183 /* Wait for bootloader to signify that is ready having bit 31 of C2PMSG_35 set to 1 */
184 ret = psp_wait_for(psp, SOC15_REG_OFFSET(MP0, 0, mmMP0_SMN_C2PMSG_35),
185 0x80000000, 0x80000000, false);
186 if (ret)
187 return ret;
188
189 memset(psp->fw_pri_buf, 0, PSP_1_MEG);
190
191 /* Copy PSP System Driver binary to memory */
192 memcpy(psp->fw_pri_buf, psp->sys_start_addr, psp->sys_bin_size);
193
194 /* Provide the sys driver to bootrom */
195 WREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_36,
196 (uint32_t)(psp->fw_pri_mc_addr >> 20));
197 psp_gfxdrv_command_reg = 1 << 16;
198 WREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_35,
199 psp_gfxdrv_command_reg);
200
201 /* there might be handshake issue with hardware which needs delay */
202 mdelay(20);
203
204 ret = psp_wait_for(psp, SOC15_REG_OFFSET(MP0, 0, mmMP0_SMN_C2PMSG_35),
205 0x80000000, 0x80000000, false);
206
207 return ret;
208}
209
210static int psp_v3_1_bootloader_load_sos(struct psp_context *psp)
211{
212 int ret;
213 unsigned int psp_gfxdrv_command_reg = 0;
214 struct amdgpu_device *adev = psp->adev;
215 uint32_t sol_reg;
216
217 /* Check sOS sign of life register to confirm sys driver and sOS
218 * are already been loaded.
219 */
220 sol_reg = RREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_81);
221 if (sol_reg)
222 return 0;
223
224 /* Wait for bootloader to signify that is ready having bit 31 of C2PMSG_35 set to 1 */
225 ret = psp_wait_for(psp, SOC15_REG_OFFSET(MP0, 0, mmMP0_SMN_C2PMSG_35),
226 0x80000000, 0x80000000, false);
227 if (ret)
228 return ret;
229
230 memset(psp->fw_pri_buf, 0, PSP_1_MEG);
231
232 /* Copy Secure OS binary to PSP memory */
233 memcpy(psp->fw_pri_buf, psp->sos_start_addr, psp->sos_bin_size);
234
235 /* Provide the PSP secure OS to bootrom */
236 WREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_36,
237 (uint32_t)(psp->fw_pri_mc_addr >> 20));
238 psp_gfxdrv_command_reg = 2 << 16;
239 WREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_35,
240 psp_gfxdrv_command_reg);
241
242 /* there might be handshake issue with hardware which needs delay */
243 mdelay(20);
244 ret = psp_wait_for(psp, SOC15_REG_OFFSET(MP0, 0, mmMP0_SMN_C2PMSG_81),
245 RREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_81),
246 0, true);
247
248 return ret;
249}
250
251static int psp_v3_1_prep_cmd_buf(struct amdgpu_firmware_info *ucode,
252 struct psp_gfx_cmd_resp *cmd)
253{
254 int ret;
255 uint64_t fw_mem_mc_addr = ucode->mc_addr;
256
257 memset(cmd, 0, sizeof(struct psp_gfx_cmd_resp));
258
259 cmd->cmd_id = GFX_CMD_ID_LOAD_IP_FW;
260 cmd->cmd.cmd_load_ip_fw.fw_phy_addr_lo = lower_32_bits(fw_mem_mc_addr);
261 cmd->cmd.cmd_load_ip_fw.fw_phy_addr_hi = upper_32_bits(fw_mem_mc_addr);
262 cmd->cmd.cmd_load_ip_fw.fw_size = ucode->ucode_size;
263
264 ret = psp_v3_1_get_fw_type(ucode, &cmd->cmd.cmd_load_ip_fw.fw_type);
265 if (ret)
266 DRM_ERROR("Unknown firmware type\n");
267
268 return ret;
269}
270
271static int psp_v3_1_ring_init(struct psp_context *psp,
272 enum psp_ring_type ring_type)
273{
274 int ret = 0;
275 struct psp_ring *ring;
276 struct amdgpu_device *adev = psp->adev;
277
278 ring = &psp->km_ring;
279
280 ring->ring_type = ring_type;
281
282 /* allocate 4k Page of Local Frame Buffer memory for ring */
283 ring->ring_size = 0x1000;
284 ret = amdgpu_bo_create_kernel(adev, ring->ring_size, PAGE_SIZE,
285 AMDGPU_GEM_DOMAIN_VRAM,
286 &adev->firmware.rbuf,
287 &ring->ring_mem_mc_addr,
288 (void **)&ring->ring_mem);
289 if (ret) {
290 ring->ring_size = 0;
291 return ret;
292 }
293
294 return 0;
295}
296
297static int psp_v3_1_ring_create(struct psp_context *psp,
298 enum psp_ring_type ring_type)
299{
300 int ret = 0;
301 unsigned int psp_ring_reg = 0;
302 struct psp_ring *ring = &psp->km_ring;
303 struct amdgpu_device *adev = psp->adev;
304
305 /* Write low address of the ring to C2PMSG_69 */
306 psp_ring_reg = lower_32_bits(ring->ring_mem_mc_addr);
307 WREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_69, psp_ring_reg);
308 /* Write high address of the ring to C2PMSG_70 */
309 psp_ring_reg = upper_32_bits(ring->ring_mem_mc_addr);
310 WREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_70, psp_ring_reg);
311 /* Write size of ring to C2PMSG_71 */
312 psp_ring_reg = ring->ring_size;
313 WREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_71, psp_ring_reg);
314 /* Write the ring initialization command to C2PMSG_64 */
315 psp_ring_reg = ring_type;
316 psp_ring_reg = psp_ring_reg << 16;
317 WREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_64, psp_ring_reg);
318
319 /* there might be handshake issue with hardware which needs delay */
320 mdelay(20);
321
322 /* Wait for response flag (bit 31) in C2PMSG_64 */
323 ret = psp_wait_for(psp, SOC15_REG_OFFSET(MP0, 0, mmMP0_SMN_C2PMSG_64),
324 0x80000000, 0x8000FFFF, false);
325
326 return ret;
327}
328
329static int psp_v3_1_ring_stop(struct psp_context *psp,
330 enum psp_ring_type ring_type)
331{
332 int ret = 0;
333 struct psp_ring *ring;
334 unsigned int psp_ring_reg = 0;
335 struct amdgpu_device *adev = psp->adev;
336
337 ring = &psp->km_ring;
338
339 /* Write the ring destroy command to C2PMSG_64 */
340 psp_ring_reg = 3 << 16;
341 WREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_64, psp_ring_reg);
342
343 /* there might be handshake issue with hardware which needs delay */
344 mdelay(20);
345
346 /* Wait for response flag (bit 31) in C2PMSG_64 */
347 ret = psp_wait_for(psp, SOC15_REG_OFFSET(MP0, 0, mmMP0_SMN_C2PMSG_64),
348 0x80000000, 0x80000000, false);
349
350 return ret;
351}
352
353static int psp_v3_1_ring_destroy(struct psp_context *psp,
354 enum psp_ring_type ring_type)
355{
356 int ret = 0;
357 struct psp_ring *ring = &psp->km_ring;
358 struct amdgpu_device *adev = psp->adev;
359
360 ret = psp_v3_1_ring_stop(psp, ring_type);
361 if (ret)
362 DRM_ERROR("Fail to stop psp ring\n");
363
364 amdgpu_bo_free_kernel(&adev->firmware.rbuf,
365 &ring->ring_mem_mc_addr,
366 (void **)&ring->ring_mem);
367
368 return ret;
369}
370
371static int psp_v3_1_cmd_submit(struct psp_context *psp,
372 struct amdgpu_firmware_info *ucode,
373 uint64_t cmd_buf_mc_addr, uint64_t fence_mc_addr,
374 int index)
375{
376 unsigned int psp_write_ptr_reg = 0;
377 struct psp_gfx_rb_frame * write_frame = psp->km_ring.ring_mem;
378 struct psp_ring *ring = &psp->km_ring;
379 struct psp_gfx_rb_frame *ring_buffer_start = ring->ring_mem;
380 struct psp_gfx_rb_frame *ring_buffer_end = ring_buffer_start +
381 ring->ring_size / sizeof(struct psp_gfx_rb_frame) - 1;
382 struct amdgpu_device *adev = psp->adev;
383 uint32_t ring_size_dw = ring->ring_size / 4;
384 uint32_t rb_frame_size_dw = sizeof(struct psp_gfx_rb_frame) / 4;
385
386 /* KM (GPCOM) prepare write pointer */
387 psp_write_ptr_reg = RREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_67);
388
389 /* Update KM RB frame pointer to new frame */
390 /* write_frame ptr increments by size of rb_frame in bytes */
391 /* psp_write_ptr_reg increments by size of rb_frame in DWORDs */
392 if ((psp_write_ptr_reg % ring_size_dw) == 0)
393 write_frame = ring_buffer_start;
394 else
395 write_frame = ring_buffer_start + (psp_write_ptr_reg / rb_frame_size_dw);
396 /* Check invalid write_frame ptr address */
397 if ((write_frame < ring_buffer_start) || (ring_buffer_end < write_frame)) {
398 DRM_ERROR("ring_buffer_start = %p; ring_buffer_end = %p; write_frame = %p\n",
399 ring_buffer_start, ring_buffer_end, write_frame);
400 DRM_ERROR("write_frame is pointing to address out of bounds\n");
401 return -EINVAL;
402 }
403
404 /* Initialize KM RB frame */
405 memset(write_frame, 0, sizeof(struct psp_gfx_rb_frame));
406
407 /* Update KM RB frame */
408 write_frame->cmd_buf_addr_hi = upper_32_bits(cmd_buf_mc_addr);
409 write_frame->cmd_buf_addr_lo = lower_32_bits(cmd_buf_mc_addr);
410 write_frame->fence_addr_hi = upper_32_bits(fence_mc_addr);
411 write_frame->fence_addr_lo = lower_32_bits(fence_mc_addr);
412 write_frame->fence_value = index;
413
414 /* Update the write Pointer in DWORDs */
415 psp_write_ptr_reg = (psp_write_ptr_reg + rb_frame_size_dw) % ring_size_dw;
416 WREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_67, psp_write_ptr_reg);
417
418 return 0;
419}
420
421static int
422psp_v3_1_sram_map(struct amdgpu_device *adev,
423 unsigned int *sram_offset, unsigned int *sram_addr_reg_offset,
424 unsigned int *sram_data_reg_offset,
425 enum AMDGPU_UCODE_ID ucode_id)
426{
427 int ret = 0;
428
429 switch(ucode_id) {
430/* TODO: needs to confirm */
431#if 0
432 case AMDGPU_UCODE_ID_SMC:
433 *sram_offset = 0;
434 *sram_addr_reg_offset = 0;
435 *sram_data_reg_offset = 0;
436 break;
437#endif
438
439 case AMDGPU_UCODE_ID_CP_CE:
440 *sram_offset = 0x0;
441 *sram_addr_reg_offset = SOC15_REG_OFFSET(GC, 0, mmCP_CE_UCODE_ADDR);
442 *sram_data_reg_offset = SOC15_REG_OFFSET(GC, 0, mmCP_CE_UCODE_DATA);
443 break;
444
445 case AMDGPU_UCODE_ID_CP_PFP:
446 *sram_offset = 0x0;
447 *sram_addr_reg_offset = SOC15_REG_OFFSET(GC, 0, mmCP_PFP_UCODE_ADDR);
448 *sram_data_reg_offset = SOC15_REG_OFFSET(GC, 0, mmCP_PFP_UCODE_DATA);
449 break;
450
451 case AMDGPU_UCODE_ID_CP_ME:
452 *sram_offset = 0x0;
453 *sram_addr_reg_offset = SOC15_REG_OFFSET(GC, 0, mmCP_HYP_ME_UCODE_ADDR);
454 *sram_data_reg_offset = SOC15_REG_OFFSET(GC, 0, mmCP_HYP_ME_UCODE_DATA);
455 break;
456
457 case AMDGPU_UCODE_ID_CP_MEC1:
458 *sram_offset = 0x10000;
459 *sram_addr_reg_offset = SOC15_REG_OFFSET(GC, 0, mmCP_MEC_ME1_UCODE_ADDR);
460 *sram_data_reg_offset = SOC15_REG_OFFSET(GC, 0, mmCP_MEC_ME1_UCODE_DATA);
461 break;
462
463 case AMDGPU_UCODE_ID_CP_MEC2:
464 *sram_offset = 0x10000;
465 *sram_addr_reg_offset = SOC15_REG_OFFSET(GC, 0, mmCP_HYP_MEC2_UCODE_ADDR);
466 *sram_data_reg_offset = SOC15_REG_OFFSET(GC, 0, mmCP_HYP_MEC2_UCODE_DATA);
467 break;
468
469 case AMDGPU_UCODE_ID_RLC_G:
470 *sram_offset = 0x2000;
471 *sram_addr_reg_offset = SOC15_REG_OFFSET(GC, 0, mmRLC_GPM_UCODE_ADDR);
472 *sram_data_reg_offset = SOC15_REG_OFFSET(GC, 0, mmRLC_GPM_UCODE_DATA);
473 break;
474
475 case AMDGPU_UCODE_ID_SDMA0:
476 *sram_offset = 0x0;
477 *sram_addr_reg_offset = SOC15_REG_OFFSET(SDMA0, 0, mmSDMA0_UCODE_ADDR);
478 *sram_data_reg_offset = SOC15_REG_OFFSET(SDMA0, 0, mmSDMA0_UCODE_DATA);
479 break;
480
481/* TODO: needs to confirm */
482#if 0
483 case AMDGPU_UCODE_ID_SDMA1:
484 *sram_offset = ;
485 *sram_addr_reg_offset = ;
486 break;
487
488 case AMDGPU_UCODE_ID_UVD:
489 *sram_offset = ;
490 *sram_addr_reg_offset = ;
491 break;
492
493 case AMDGPU_UCODE_ID_VCE:
494 *sram_offset = ;
495 *sram_addr_reg_offset = ;
496 break;
497#endif
498
499 case AMDGPU_UCODE_ID_MAXIMUM:
500 default:
501 ret = -EINVAL;
502 break;
503 }
504
505 return ret;
506}
507
508static bool psp_v3_1_compare_sram_data(struct psp_context *psp,
509 struct amdgpu_firmware_info *ucode,
510 enum AMDGPU_UCODE_ID ucode_type)
511{
512 int err = 0;
513 unsigned int fw_sram_reg_val = 0;
514 unsigned int fw_sram_addr_reg_offset = 0;
515 unsigned int fw_sram_data_reg_offset = 0;
516 unsigned int ucode_size;
517 uint32_t *ucode_mem = NULL;
518 struct amdgpu_device *adev = psp->adev;
519
520 err = psp_v3_1_sram_map(adev, &fw_sram_reg_val, &fw_sram_addr_reg_offset,
521 &fw_sram_data_reg_offset, ucode_type);
522 if (err)
523 return false;
524
525 WREG32(fw_sram_addr_reg_offset, fw_sram_reg_val);
526
527 ucode_size = ucode->ucode_size;
528 ucode_mem = (uint32_t *)ucode->kaddr;
529 while (ucode_size) {
530 fw_sram_reg_val = RREG32(fw_sram_data_reg_offset);
531
532 if (*ucode_mem != fw_sram_reg_val)
533 return false;
534
535 ucode_mem++;
536 /* 4 bytes */
537 ucode_size -= 4;
538 }
539
540 return true;
541}
542
543static bool psp_v3_1_smu_reload_quirk(struct psp_context *psp)
544{
545 struct amdgpu_device *adev = psp->adev;
546 uint32_t reg;
547
548 reg = smnMP1_FIRMWARE_FLAGS | 0x03b00000;
549 WREG32_SOC15(NBIO, 0, mmPCIE_INDEX2, reg);
550 reg = RREG32_SOC15(NBIO, 0, mmPCIE_DATA2);
551 return (reg & MP1_FIRMWARE_FLAGS__INTERRUPTS_ENABLED_MASK) ? true : false;
552}
553
554static int psp_v3_1_mode1_reset(struct psp_context *psp)
555{
556 int ret;
557 uint32_t offset;
558 struct amdgpu_device *adev = psp->adev;
559
560 offset = SOC15_REG_OFFSET(MP0, 0, mmMP0_SMN_C2PMSG_64);
561
562 ret = psp_wait_for(psp, offset, 0x80000000, 0x8000FFFF, false);
563
564 if (ret) {
565 DRM_INFO("psp is not working correctly before mode1 reset!\n");
566 return -EINVAL;
567 }
568
569 /*send the mode 1 reset command*/
570 WREG32(offset, 0x70000);
571
572 mdelay(1000);
573
574 offset = SOC15_REG_OFFSET(MP0, 0, mmMP0_SMN_C2PMSG_33);
575
576 ret = psp_wait_for(psp, offset, 0x80000000, 0x80000000, false);
577
578 if (ret) {
579 DRM_INFO("psp mode 1 reset failed!\n");
580 return -EINVAL;
581 }
582
583 DRM_INFO("psp mode1 reset succeed \n");
584
585 return 0;
586}
587
588static const struct psp_funcs psp_v3_1_funcs = {
589 .init_microcode = psp_v3_1_init_microcode,
590 .bootloader_load_sysdrv = psp_v3_1_bootloader_load_sysdrv,
591 .bootloader_load_sos = psp_v3_1_bootloader_load_sos,
592 .prep_cmd_buf = psp_v3_1_prep_cmd_buf,
593 .ring_init = psp_v3_1_ring_init,
594 .ring_create = psp_v3_1_ring_create,
595 .ring_stop = psp_v3_1_ring_stop,
596 .ring_destroy = psp_v3_1_ring_destroy,
597 .cmd_submit = psp_v3_1_cmd_submit,
598 .compare_sram_data = psp_v3_1_compare_sram_data,
599 .smu_reload_quirk = psp_v3_1_smu_reload_quirk,
600 .mode1_reset = psp_v3_1_mode1_reset,
601};
602
603void psp_v3_1_set_psp_funcs(struct psp_context *psp)
604{
605 psp->funcs = &psp_v3_1_funcs;
606}