1 // SPDX-License-Identifier: GPL-2.0-only
2 /*
3 * Copyright (C) 2020-2024 Intel Corporation
4 */
5
6 #include "ivpu_drv.h"
7 #include "ivpu_fw.h"
8 #include "ivpu_hw.h"
9 #include "ivpu_hw_37xx_reg.h"
10 #include "ivpu_hw_40xx_reg.h"
11 #include "ivpu_hw_ip.h"
12 #include "ivpu_hw_reg_io.h"
13 #include "ivpu_mmu.h"
14 #include "ivpu_pm.h"
15
16 #define PWR_ISLAND_EN_POST_DLY_FREQ_DEFAULT 0
17 #define PWR_ISLAND_EN_POST_DLY_FREQ_HIGH 18
18 #define PWR_ISLAND_STATUS_DLY_FREQ_DEFAULT 3
19 #define PWR_ISLAND_STATUS_DLY_FREQ_HIGH 46
20 #define PWR_ISLAND_STATUS_TIMEOUT_US (5 * USEC_PER_MSEC)
21
22 #define TIM_SAFE_ENABLE 0xf1d0dead
23 #define TIM_WATCHDOG_RESET_VALUE 0xffffffff
24
25 #define ICB_0_IRQ_MASK_37XX ((REG_FLD(VPU_37XX_HOST_SS_ICB_STATUS_0, HOST_IPC_FIFO_INT)) | \
26 (REG_FLD(VPU_37XX_HOST_SS_ICB_STATUS_0, MMU_IRQ_0_INT)) | \
27 (REG_FLD(VPU_37XX_HOST_SS_ICB_STATUS_0, MMU_IRQ_1_INT)) | \
28 (REG_FLD(VPU_37XX_HOST_SS_ICB_STATUS_0, MMU_IRQ_2_INT)) | \
29 (REG_FLD(VPU_37XX_HOST_SS_ICB_STATUS_0, NOC_FIREWALL_INT)) | \
30 (REG_FLD(VPU_37XX_HOST_SS_ICB_STATUS_0, CPU_INT_REDIRECT_0_INT)) | \
31 (REG_FLD(VPU_37XX_HOST_SS_ICB_STATUS_0, CPU_INT_REDIRECT_1_INT)))
32
33 #define ICB_1_IRQ_MASK_37XX ((REG_FLD(VPU_37XX_HOST_SS_ICB_STATUS_1, CPU_INT_REDIRECT_2_INT)) | \
34 (REG_FLD(VPU_37XX_HOST_SS_ICB_STATUS_1, CPU_INT_REDIRECT_3_INT)) | \
35 (REG_FLD(VPU_37XX_HOST_SS_ICB_STATUS_1, CPU_INT_REDIRECT_4_INT)))
36
37 #define ICB_0_1_IRQ_MASK_37XX ((((u64)ICB_1_IRQ_MASK_37XX) << 32) | ICB_0_IRQ_MASK_37XX)
38
39 #define ICB_0_IRQ_MASK_40XX ((REG_FLD(VPU_40XX_HOST_SS_ICB_STATUS_0, HOST_IPC_FIFO_INT)) | \
40 (REG_FLD(VPU_40XX_HOST_SS_ICB_STATUS_0, MMU_IRQ_0_INT)) | \
41 (REG_FLD(VPU_40XX_HOST_SS_ICB_STATUS_0, MMU_IRQ_1_INT)) | \
42 (REG_FLD(VPU_40XX_HOST_SS_ICB_STATUS_0, MMU_IRQ_2_INT)) | \
43 (REG_FLD(VPU_40XX_HOST_SS_ICB_STATUS_0, NOC_FIREWALL_INT)) | \
44 (REG_FLD(VPU_40XX_HOST_SS_ICB_STATUS_0, CPU_INT_REDIRECT_0_INT)) | \
45 (REG_FLD(VPU_40XX_HOST_SS_ICB_STATUS_0, CPU_INT_REDIRECT_1_INT)))
46
47 #define ICB_1_IRQ_MASK_40XX ((REG_FLD(VPU_40XX_HOST_SS_ICB_STATUS_1, CPU_INT_REDIRECT_2_INT)) | \
48 (REG_FLD(VPU_40XX_HOST_SS_ICB_STATUS_1, CPU_INT_REDIRECT_3_INT)) | \
49 (REG_FLD(VPU_40XX_HOST_SS_ICB_STATUS_1, CPU_INT_REDIRECT_4_INT)))
50
51 #define ICB_0_1_IRQ_MASK_40XX ((((u64)ICB_1_IRQ_MASK_40XX) << 32) | ICB_0_IRQ_MASK_40XX)
52
53 #define ITF_FIREWALL_VIOLATION_MASK_37XX ((REG_FLD(VPU_37XX_HOST_SS_FW_SOC_IRQ_EN, CSS_ROM_CMX)) | \
54 (REG_FLD(VPU_37XX_HOST_SS_FW_SOC_IRQ_EN, CSS_DBG)) | \
55 (REG_FLD(VPU_37XX_HOST_SS_FW_SOC_IRQ_EN, CSS_CTRL)) | \
56 (REG_FLD(VPU_37XX_HOST_SS_FW_SOC_IRQ_EN, DEC400)) | \
57 (REG_FLD(VPU_37XX_HOST_SS_FW_SOC_IRQ_EN, MSS_NCE)) | \
58 (REG_FLD(VPU_37XX_HOST_SS_FW_SOC_IRQ_EN, MSS_MBI)) | \
59 (REG_FLD(VPU_37XX_HOST_SS_FW_SOC_IRQ_EN, MSS_MBI_CMX)))
60
61 #define ITF_FIREWALL_VIOLATION_MASK_40XX ((REG_FLD(VPU_40XX_HOST_SS_FW_SOC_IRQ_EN, CSS_ROM_CMX)) | \
62 (REG_FLD(VPU_40XX_HOST_SS_FW_SOC_IRQ_EN, CSS_DBG)) | \
63 (REG_FLD(VPU_40XX_HOST_SS_FW_SOC_IRQ_EN, CSS_CTRL)) | \
64 (REG_FLD(VPU_40XX_HOST_SS_FW_SOC_IRQ_EN, DEC400)) | \
65 (REG_FLD(VPU_40XX_HOST_SS_FW_SOC_IRQ_EN, MSS_NCE)) | \
66 (REG_FLD(VPU_40XX_HOST_SS_FW_SOC_IRQ_EN, MSS_MBI)) | \
67 (REG_FLD(VPU_40XX_HOST_SS_FW_SOC_IRQ_EN, MSS_MBI_CMX)))
68
wait_for_ip_bar(struct ivpu_device * vdev)69 static int wait_for_ip_bar(struct ivpu_device *vdev)
70 {
71 return REGV_POLL_FLD(VPU_37XX_HOST_SS_CPR_RST_CLR, AON, 0, 100);
72 }
73
host_ss_rst_clr(struct ivpu_device * vdev)74 static void host_ss_rst_clr(struct ivpu_device *vdev)
75 {
76 u32 val = 0;
77
78 val = REG_SET_FLD(VPU_37XX_HOST_SS_CPR_RST_CLR, TOP_NOC, val);
79 val = REG_SET_FLD(VPU_37XX_HOST_SS_CPR_RST_CLR, DSS_MAS, val);
80 val = REG_SET_FLD(VPU_37XX_HOST_SS_CPR_RST_CLR, MSS_MAS, val);
81
82 REGV_WR32(VPU_37XX_HOST_SS_CPR_RST_CLR, val);
83 }
84
host_ss_noc_qreqn_check_37xx(struct ivpu_device * vdev,u32 exp_val)85 static int host_ss_noc_qreqn_check_37xx(struct ivpu_device *vdev, u32 exp_val)
86 {
87 u32 val = REGV_RD32(VPU_37XX_HOST_SS_NOC_QREQN);
88
89 if (!REG_TEST_FLD_NUM(VPU_37XX_HOST_SS_NOC_QREQN, TOP_SOCMMIO, exp_val, val))
90 return -EIO;
91
92 return 0;
93 }
94
host_ss_noc_qreqn_check_40xx(struct ivpu_device * vdev,u32 exp_val)95 static int host_ss_noc_qreqn_check_40xx(struct ivpu_device *vdev, u32 exp_val)
96 {
97 u32 val = REGV_RD32(VPU_40XX_HOST_SS_NOC_QREQN);
98
99 if (!REG_TEST_FLD_NUM(VPU_40XX_HOST_SS_NOC_QREQN, TOP_SOCMMIO, exp_val, val))
100 return -EIO;
101
102 return 0;
103 }
104
host_ss_noc_qreqn_check(struct ivpu_device * vdev,u32 exp_val)105 static int host_ss_noc_qreqn_check(struct ivpu_device *vdev, u32 exp_val)
106 {
107 if (ivpu_hw_ip_gen(vdev) == IVPU_HW_IP_37XX)
108 return host_ss_noc_qreqn_check_37xx(vdev, exp_val);
109 else
110 return host_ss_noc_qreqn_check_40xx(vdev, exp_val);
111 }
112
host_ss_noc_qacceptn_check_37xx(struct ivpu_device * vdev,u32 exp_val)113 static int host_ss_noc_qacceptn_check_37xx(struct ivpu_device *vdev, u32 exp_val)
114 {
115 u32 val = REGV_RD32(VPU_37XX_HOST_SS_NOC_QACCEPTN);
116
117 if (!REG_TEST_FLD_NUM(VPU_37XX_HOST_SS_NOC_QACCEPTN, TOP_SOCMMIO, exp_val, val))
118 return -EIO;
119
120 return 0;
121 }
122
host_ss_noc_qacceptn_check_40xx(struct ivpu_device * vdev,u32 exp_val)123 static int host_ss_noc_qacceptn_check_40xx(struct ivpu_device *vdev, u32 exp_val)
124 {
125 u32 val = REGV_RD32(VPU_40XX_HOST_SS_NOC_QACCEPTN);
126
127 if (!REG_TEST_FLD_NUM(VPU_40XX_HOST_SS_NOC_QACCEPTN, TOP_SOCMMIO, exp_val, val))
128 return -EIO;
129
130 return 0;
131 }
132
host_ss_noc_qacceptn_check(struct ivpu_device * vdev,u32 exp_val)133 static int host_ss_noc_qacceptn_check(struct ivpu_device *vdev, u32 exp_val)
134 {
135 if (ivpu_hw_ip_gen(vdev) == IVPU_HW_IP_37XX)
136 return host_ss_noc_qacceptn_check_37xx(vdev, exp_val);
137 else
138 return host_ss_noc_qacceptn_check_40xx(vdev, exp_val);
139 }
140
host_ss_noc_qdeny_check_37xx(struct ivpu_device * vdev,u32 exp_val)141 static int host_ss_noc_qdeny_check_37xx(struct ivpu_device *vdev, u32 exp_val)
142 {
143 u32 val = REGV_RD32(VPU_37XX_HOST_SS_NOC_QDENY);
144
145 if (!REG_TEST_FLD_NUM(VPU_37XX_HOST_SS_NOC_QDENY, TOP_SOCMMIO, exp_val, val))
146 return -EIO;
147
148 return 0;
149 }
150
host_ss_noc_qdeny_check_40xx(struct ivpu_device * vdev,u32 exp_val)151 static int host_ss_noc_qdeny_check_40xx(struct ivpu_device *vdev, u32 exp_val)
152 {
153 u32 val = REGV_RD32(VPU_40XX_HOST_SS_NOC_QDENY);
154
155 if (!REG_TEST_FLD_NUM(VPU_40XX_HOST_SS_NOC_QDENY, TOP_SOCMMIO, exp_val, val))
156 return -EIO;
157
158 return 0;
159 }
160
host_ss_noc_qdeny_check(struct ivpu_device * vdev,u32 exp_val)161 static int host_ss_noc_qdeny_check(struct ivpu_device *vdev, u32 exp_val)
162 {
163 if (ivpu_hw_ip_gen(vdev) == IVPU_HW_IP_37XX)
164 return host_ss_noc_qdeny_check_37xx(vdev, exp_val);
165 else
166 return host_ss_noc_qdeny_check_40xx(vdev, exp_val);
167 }
168
top_noc_qrenqn_check_37xx(struct ivpu_device * vdev,u32 exp_val)169 static int top_noc_qrenqn_check_37xx(struct ivpu_device *vdev, u32 exp_val)
170 {
171 u32 val = REGV_RD32(VPU_37XX_TOP_NOC_QREQN);
172
173 if (!REG_TEST_FLD_NUM(VPU_37XX_TOP_NOC_QREQN, CPU_CTRL, exp_val, val) ||
174 !REG_TEST_FLD_NUM(VPU_37XX_TOP_NOC_QREQN, HOSTIF_L2CACHE, exp_val, val))
175 return -EIO;
176
177 return 0;
178 }
179
top_noc_qrenqn_check_40xx(struct ivpu_device * vdev,u32 exp_val)180 static int top_noc_qrenqn_check_40xx(struct ivpu_device *vdev, u32 exp_val)
181 {
182 u32 val = REGV_RD32(VPU_40XX_TOP_NOC_QREQN);
183
184 if (!REG_TEST_FLD_NUM(VPU_40XX_TOP_NOC_QREQN, CPU_CTRL, exp_val, val) ||
185 !REG_TEST_FLD_NUM(VPU_40XX_TOP_NOC_QREQN, HOSTIF_L2CACHE, exp_val, val))
186 return -EIO;
187
188 return 0;
189 }
190
top_noc_qreqn_check(struct ivpu_device * vdev,u32 exp_val)191 static int top_noc_qreqn_check(struct ivpu_device *vdev, u32 exp_val)
192 {
193 if (ivpu_hw_ip_gen(vdev) == IVPU_HW_IP_37XX)
194 return top_noc_qrenqn_check_37xx(vdev, exp_val);
195 else
196 return top_noc_qrenqn_check_40xx(vdev, exp_val);
197 }
198
ivpu_hw_ip_host_ss_configure(struct ivpu_device * vdev)199 int ivpu_hw_ip_host_ss_configure(struct ivpu_device *vdev)
200 {
201 int ret;
202
203 if (ivpu_hw_ip_gen(vdev) == IVPU_HW_IP_37XX) {
204 ret = wait_for_ip_bar(vdev);
205 if (ret) {
206 ivpu_err(vdev, "Timed out waiting for NPU IP bar\n");
207 return ret;
208 }
209 host_ss_rst_clr(vdev);
210 }
211
212 ret = host_ss_noc_qreqn_check(vdev, 0x0);
213 if (ret) {
214 ivpu_err(vdev, "Failed qreqn check: %d\n", ret);
215 return ret;
216 }
217
218 ret = host_ss_noc_qacceptn_check(vdev, 0x0);
219 if (ret) {
220 ivpu_err(vdev, "Failed qacceptn check: %d\n", ret);
221 return ret;
222 }
223
224 ret = host_ss_noc_qdeny_check(vdev, 0x0);
225 if (ret)
226 ivpu_err(vdev, "Failed qdeny check %d\n", ret);
227
228 return ret;
229 }
230
idle_gen_drive_37xx(struct ivpu_device * vdev,bool enable)231 static void idle_gen_drive_37xx(struct ivpu_device *vdev, bool enable)
232 {
233 u32 val = REGV_RD32(VPU_37XX_HOST_SS_AON_VPU_IDLE_GEN);
234
235 if (enable)
236 val = REG_SET_FLD(VPU_37XX_HOST_SS_AON_VPU_IDLE_GEN, EN, val);
237 else
238 val = REG_CLR_FLD(VPU_37XX_HOST_SS_AON_VPU_IDLE_GEN, EN, val);
239
240 REGV_WR32(VPU_37XX_HOST_SS_AON_VPU_IDLE_GEN, val);
241 }
242
idle_gen_drive_40xx(struct ivpu_device * vdev,bool enable)243 static void idle_gen_drive_40xx(struct ivpu_device *vdev, bool enable)
244 {
245 u32 val = REGV_RD32(VPU_40XX_HOST_SS_AON_IDLE_GEN);
246
247 if (enable)
248 val = REG_SET_FLD(VPU_40XX_HOST_SS_AON_IDLE_GEN, EN, val);
249 else
250 val = REG_CLR_FLD(VPU_40XX_HOST_SS_AON_IDLE_GEN, EN, val);
251
252 REGV_WR32(VPU_40XX_HOST_SS_AON_IDLE_GEN, val);
253 }
254
ivpu_hw_ip_idle_gen_enable(struct ivpu_device * vdev)255 void ivpu_hw_ip_idle_gen_enable(struct ivpu_device *vdev)
256 {
257 if (ivpu_hw_ip_gen(vdev) == IVPU_HW_IP_37XX)
258 idle_gen_drive_37xx(vdev, true);
259 else
260 idle_gen_drive_40xx(vdev, true);
261 }
262
ivpu_hw_ip_idle_gen_disable(struct ivpu_device * vdev)263 void ivpu_hw_ip_idle_gen_disable(struct ivpu_device *vdev)
264 {
265 if (ivpu_hw_ip_gen(vdev) == IVPU_HW_IP_37XX)
266 idle_gen_drive_37xx(vdev, false);
267 else
268 idle_gen_drive_40xx(vdev, false);
269 }
270
pwr_island_delay_set_50xx(struct ivpu_device * vdev)271 static void pwr_island_delay_set_50xx(struct ivpu_device *vdev)
272 {
273 u32 val, post, status;
274
275 if (vdev->hw->pll.profiling_freq == PLL_PROFILING_FREQ_DEFAULT) {
276 post = PWR_ISLAND_EN_POST_DLY_FREQ_DEFAULT;
277 status = PWR_ISLAND_STATUS_DLY_FREQ_DEFAULT;
278 } else {
279 post = PWR_ISLAND_EN_POST_DLY_FREQ_HIGH;
280 status = PWR_ISLAND_STATUS_DLY_FREQ_HIGH;
281 }
282
283 val = REGV_RD32(VPU_50XX_HOST_SS_AON_PWR_ISLAND_EN_POST_DLY);
284 val = REG_SET_FLD_NUM(VPU_50XX_HOST_SS_AON_PWR_ISLAND_EN_POST_DLY, POST_DLY, post, val);
285 REGV_WR32(VPU_50XX_HOST_SS_AON_PWR_ISLAND_EN_POST_DLY, val);
286
287 val = REGV_RD32(VPU_50XX_HOST_SS_AON_PWR_ISLAND_STATUS_DLY);
288 val = REG_SET_FLD_NUM(VPU_50XX_HOST_SS_AON_PWR_ISLAND_STATUS_DLY, STATUS_DLY, status, val);
289 REGV_WR32(VPU_50XX_HOST_SS_AON_PWR_ISLAND_STATUS_DLY, val);
290 }
291
pwr_island_trickle_drive_37xx(struct ivpu_device * vdev,bool enable)292 static void pwr_island_trickle_drive_37xx(struct ivpu_device *vdev, bool enable)
293 {
294 u32 val = REGV_RD32(VPU_37XX_HOST_SS_AON_PWR_ISLAND_TRICKLE_EN0);
295
296 if (enable)
297 val = REG_SET_FLD(VPU_37XX_HOST_SS_AON_PWR_ISLAND_TRICKLE_EN0, MSS_CPU, val);
298 else
299 val = REG_CLR_FLD(VPU_37XX_HOST_SS_AON_PWR_ISLAND_TRICKLE_EN0, MSS_CPU, val);
300
301 REGV_WR32(VPU_37XX_HOST_SS_AON_PWR_ISLAND_TRICKLE_EN0, val);
302 }
303
pwr_island_trickle_drive_40xx(struct ivpu_device * vdev,bool enable)304 static void pwr_island_trickle_drive_40xx(struct ivpu_device *vdev, bool enable)
305 {
306 u32 val = REGV_RD32(VPU_40XX_HOST_SS_AON_PWR_ISLAND_TRICKLE_EN0);
307
308 if (enable)
309 val = REG_SET_FLD(VPU_40XX_HOST_SS_AON_PWR_ISLAND_TRICKLE_EN0, CSS_CPU, val);
310 else
311 val = REG_CLR_FLD(VPU_40XX_HOST_SS_AON_PWR_ISLAND_TRICKLE_EN0, CSS_CPU, val);
312
313 REGV_WR32(VPU_40XX_HOST_SS_AON_PWR_ISLAND_TRICKLE_EN0, val);
314
315 if (enable)
316 ndelay(500);
317 }
318
pwr_island_drive_37xx(struct ivpu_device * vdev,bool enable)319 static void pwr_island_drive_37xx(struct ivpu_device *vdev, bool enable)
320 {
321 u32 val = REGV_RD32(VPU_40XX_HOST_SS_AON_PWR_ISLAND_EN0);
322
323 if (enable)
324 val = REG_SET_FLD(VPU_40XX_HOST_SS_AON_PWR_ISLAND_EN0, CSS_CPU, val);
325 else
326 val = REG_CLR_FLD(VPU_40XX_HOST_SS_AON_PWR_ISLAND_EN0, CSS_CPU, val);
327
328 REGV_WR32(VPU_40XX_HOST_SS_AON_PWR_ISLAND_EN0, val);
329
330 if (!enable)
331 ndelay(500);
332 }
333
pwr_island_drive_40xx(struct ivpu_device * vdev,bool enable)334 static void pwr_island_drive_40xx(struct ivpu_device *vdev, bool enable)
335 {
336 u32 val = REGV_RD32(VPU_37XX_HOST_SS_AON_PWR_ISLAND_EN0);
337
338 if (enable)
339 val = REG_SET_FLD(VPU_37XX_HOST_SS_AON_PWR_ISLAND_EN0, MSS_CPU, val);
340 else
341 val = REG_CLR_FLD(VPU_37XX_HOST_SS_AON_PWR_ISLAND_EN0, MSS_CPU, val);
342
343 REGV_WR32(VPU_37XX_HOST_SS_AON_PWR_ISLAND_EN0, val);
344 }
345
pwr_island_enable(struct ivpu_device * vdev)346 static void pwr_island_enable(struct ivpu_device *vdev)
347 {
348 if (ivpu_hw_ip_gen(vdev) == IVPU_HW_IP_37XX) {
349 pwr_island_trickle_drive_37xx(vdev, true);
350 pwr_island_drive_37xx(vdev, true);
351 } else {
352 pwr_island_trickle_drive_40xx(vdev, true);
353 pwr_island_drive_40xx(vdev, true);
354 }
355 }
356
wait_for_pwr_island_status(struct ivpu_device * vdev,u32 exp_val)357 static int wait_for_pwr_island_status(struct ivpu_device *vdev, u32 exp_val)
358 {
359 if (IVPU_WA(punit_disabled))
360 return 0;
361
362 if (ivpu_hw_ip_gen(vdev) == IVPU_HW_IP_37XX)
363 return REGV_POLL_FLD(VPU_37XX_HOST_SS_AON_PWR_ISLAND_STATUS0, MSS_CPU, exp_val,
364 PWR_ISLAND_STATUS_TIMEOUT_US);
365 else
366 return REGV_POLL_FLD(VPU_40XX_HOST_SS_AON_PWR_ISLAND_STATUS0, CSS_CPU, exp_val,
367 PWR_ISLAND_STATUS_TIMEOUT_US);
368 }
369
pwr_island_isolation_drive_37xx(struct ivpu_device * vdev,bool enable)370 static void pwr_island_isolation_drive_37xx(struct ivpu_device *vdev, bool enable)
371 {
372 u32 val = REGV_RD32(VPU_37XX_HOST_SS_AON_PWR_ISO_EN0);
373
374 if (enable)
375 val = REG_SET_FLD(VPU_37XX_HOST_SS_AON_PWR_ISO_EN0, MSS_CPU, val);
376 else
377 val = REG_CLR_FLD(VPU_37XX_HOST_SS_AON_PWR_ISO_EN0, MSS_CPU, val);
378
379 REGV_WR32(VPU_37XX_HOST_SS_AON_PWR_ISO_EN0, val);
380 }
381
pwr_island_isolation_drive_40xx(struct ivpu_device * vdev,bool enable)382 static void pwr_island_isolation_drive_40xx(struct ivpu_device *vdev, bool enable)
383 {
384 u32 val = REGV_RD32(VPU_40XX_HOST_SS_AON_PWR_ISO_EN0);
385
386 if (enable)
387 val = REG_SET_FLD(VPU_40XX_HOST_SS_AON_PWR_ISO_EN0, CSS_CPU, val);
388 else
389 val = REG_CLR_FLD(VPU_40XX_HOST_SS_AON_PWR_ISO_EN0, CSS_CPU, val);
390
391 REGV_WR32(VPU_40XX_HOST_SS_AON_PWR_ISO_EN0, val);
392 }
393
pwr_island_isolation_drive(struct ivpu_device * vdev,bool enable)394 static void pwr_island_isolation_drive(struct ivpu_device *vdev, bool enable)
395 {
396 if (ivpu_hw_ip_gen(vdev) == IVPU_HW_IP_37XX)
397 pwr_island_isolation_drive_37xx(vdev, enable);
398 else
399 pwr_island_isolation_drive_40xx(vdev, enable);
400 }
401
pwr_island_isolation_disable(struct ivpu_device * vdev)402 static void pwr_island_isolation_disable(struct ivpu_device *vdev)
403 {
404 pwr_island_isolation_drive(vdev, false);
405 }
406
host_ss_clk_drive_37xx(struct ivpu_device * vdev,bool enable)407 static void host_ss_clk_drive_37xx(struct ivpu_device *vdev, bool enable)
408 {
409 u32 val = REGV_RD32(VPU_37XX_HOST_SS_CPR_CLK_SET);
410
411 if (enable) {
412 val = REG_SET_FLD(VPU_37XX_HOST_SS_CPR_CLK_SET, TOP_NOC, val);
413 val = REG_SET_FLD(VPU_37XX_HOST_SS_CPR_CLK_SET, DSS_MAS, val);
414 val = REG_SET_FLD(VPU_37XX_HOST_SS_CPR_CLK_SET, MSS_MAS, val);
415 } else {
416 val = REG_CLR_FLD(VPU_37XX_HOST_SS_CPR_CLK_SET, TOP_NOC, val);
417 val = REG_CLR_FLD(VPU_37XX_HOST_SS_CPR_CLK_SET, DSS_MAS, val);
418 val = REG_CLR_FLD(VPU_37XX_HOST_SS_CPR_CLK_SET, MSS_MAS, val);
419 }
420
421 REGV_WR32(VPU_37XX_HOST_SS_CPR_CLK_SET, val);
422 }
423
host_ss_clk_drive_40xx(struct ivpu_device * vdev,bool enable)424 static void host_ss_clk_drive_40xx(struct ivpu_device *vdev, bool enable)
425 {
426 u32 val = REGV_RD32(VPU_40XX_HOST_SS_CPR_CLK_EN);
427
428 if (enable) {
429 val = REG_SET_FLD(VPU_40XX_HOST_SS_CPR_CLK_EN, TOP_NOC, val);
430 val = REG_SET_FLD(VPU_40XX_HOST_SS_CPR_CLK_EN, DSS_MAS, val);
431 val = REG_SET_FLD(VPU_40XX_HOST_SS_CPR_CLK_EN, CSS_MAS, val);
432 } else {
433 val = REG_CLR_FLD(VPU_40XX_HOST_SS_CPR_CLK_EN, TOP_NOC, val);
434 val = REG_CLR_FLD(VPU_40XX_HOST_SS_CPR_CLK_EN, DSS_MAS, val);
435 val = REG_CLR_FLD(VPU_40XX_HOST_SS_CPR_CLK_EN, CSS_MAS, val);
436 }
437
438 REGV_WR32(VPU_40XX_HOST_SS_CPR_CLK_EN, val);
439 }
440
host_ss_clk_drive(struct ivpu_device * vdev,bool enable)441 static void host_ss_clk_drive(struct ivpu_device *vdev, bool enable)
442 {
443 if (ivpu_hw_ip_gen(vdev) == IVPU_HW_IP_37XX)
444 host_ss_clk_drive_37xx(vdev, enable);
445 else
446 host_ss_clk_drive_40xx(vdev, enable);
447 }
448
host_ss_clk_enable(struct ivpu_device * vdev)449 static void host_ss_clk_enable(struct ivpu_device *vdev)
450 {
451 host_ss_clk_drive(vdev, true);
452 }
453
host_ss_rst_drive_37xx(struct ivpu_device * vdev,bool enable)454 static void host_ss_rst_drive_37xx(struct ivpu_device *vdev, bool enable)
455 {
456 u32 val = REGV_RD32(VPU_37XX_HOST_SS_CPR_RST_SET);
457
458 if (enable) {
459 val = REG_SET_FLD(VPU_37XX_HOST_SS_CPR_RST_SET, TOP_NOC, val);
460 val = REG_SET_FLD(VPU_37XX_HOST_SS_CPR_RST_SET, DSS_MAS, val);
461 val = REG_SET_FLD(VPU_37XX_HOST_SS_CPR_RST_SET, MSS_MAS, val);
462 } else {
463 val = REG_CLR_FLD(VPU_37XX_HOST_SS_CPR_RST_SET, TOP_NOC, val);
464 val = REG_CLR_FLD(VPU_37XX_HOST_SS_CPR_RST_SET, DSS_MAS, val);
465 val = REG_CLR_FLD(VPU_37XX_HOST_SS_CPR_RST_SET, MSS_MAS, val);
466 }
467
468 REGV_WR32(VPU_37XX_HOST_SS_CPR_RST_SET, val);
469 }
470
host_ss_rst_drive_40xx(struct ivpu_device * vdev,bool enable)471 static void host_ss_rst_drive_40xx(struct ivpu_device *vdev, bool enable)
472 {
473 u32 val = REGV_RD32(VPU_40XX_HOST_SS_CPR_RST_EN);
474
475 if (enable) {
476 val = REG_SET_FLD(VPU_40XX_HOST_SS_CPR_RST_EN, TOP_NOC, val);
477 val = REG_SET_FLD(VPU_40XX_HOST_SS_CPR_RST_EN, DSS_MAS, val);
478 val = REG_SET_FLD(VPU_40XX_HOST_SS_CPR_RST_EN, CSS_MAS, val);
479 } else {
480 val = REG_CLR_FLD(VPU_40XX_HOST_SS_CPR_RST_EN, TOP_NOC, val);
481 val = REG_CLR_FLD(VPU_40XX_HOST_SS_CPR_RST_EN, DSS_MAS, val);
482 val = REG_CLR_FLD(VPU_40XX_HOST_SS_CPR_RST_EN, CSS_MAS, val);
483 }
484
485 REGV_WR32(VPU_40XX_HOST_SS_CPR_RST_EN, val);
486 }
487
host_ss_rst_drive(struct ivpu_device * vdev,bool enable)488 static void host_ss_rst_drive(struct ivpu_device *vdev, bool enable)
489 {
490 if (ivpu_hw_ip_gen(vdev) == IVPU_HW_IP_37XX)
491 host_ss_rst_drive_37xx(vdev, enable);
492 else
493 host_ss_rst_drive_40xx(vdev, enable);
494 }
495
host_ss_rst_enable(struct ivpu_device * vdev)496 static void host_ss_rst_enable(struct ivpu_device *vdev)
497 {
498 host_ss_rst_drive(vdev, true);
499 }
500
host_ss_noc_qreqn_top_socmmio_drive_37xx(struct ivpu_device * vdev,bool enable)501 static void host_ss_noc_qreqn_top_socmmio_drive_37xx(struct ivpu_device *vdev, bool enable)
502 {
503 u32 val = REGV_RD32(VPU_37XX_HOST_SS_NOC_QREQN);
504
505 if (enable)
506 val = REG_SET_FLD(VPU_37XX_HOST_SS_NOC_QREQN, TOP_SOCMMIO, val);
507 else
508 val = REG_CLR_FLD(VPU_37XX_HOST_SS_NOC_QREQN, TOP_SOCMMIO, val);
509 REGV_WR32(VPU_37XX_HOST_SS_NOC_QREQN, val);
510 }
511
host_ss_noc_qreqn_top_socmmio_drive_40xx(struct ivpu_device * vdev,bool enable)512 static void host_ss_noc_qreqn_top_socmmio_drive_40xx(struct ivpu_device *vdev, bool enable)
513 {
514 u32 val = REGV_RD32(VPU_40XX_HOST_SS_NOC_QREQN);
515
516 if (enable)
517 val = REG_SET_FLD(VPU_40XX_HOST_SS_NOC_QREQN, TOP_SOCMMIO, val);
518 else
519 val = REG_CLR_FLD(VPU_40XX_HOST_SS_NOC_QREQN, TOP_SOCMMIO, val);
520 REGV_WR32(VPU_40XX_HOST_SS_NOC_QREQN, val);
521 }
522
host_ss_noc_qreqn_top_socmmio_drive(struct ivpu_device * vdev,bool enable)523 static void host_ss_noc_qreqn_top_socmmio_drive(struct ivpu_device *vdev, bool enable)
524 {
525 if (ivpu_hw_ip_gen(vdev) == IVPU_HW_IP_37XX)
526 host_ss_noc_qreqn_top_socmmio_drive_37xx(vdev, enable);
527 else
528 host_ss_noc_qreqn_top_socmmio_drive_40xx(vdev, enable);
529 }
530
host_ss_axi_drive(struct ivpu_device * vdev,bool enable)531 static int host_ss_axi_drive(struct ivpu_device *vdev, bool enable)
532 {
533 int ret;
534
535 host_ss_noc_qreqn_top_socmmio_drive(vdev, enable);
536
537 ret = host_ss_noc_qacceptn_check(vdev, enable ? 0x1 : 0x0);
538 if (ret) {
539 ivpu_err(vdev, "Failed HOST SS NOC QACCEPTN check: %d\n", ret);
540 return ret;
541 }
542
543 ret = host_ss_noc_qdeny_check(vdev, 0x0);
544 if (ret)
545 ivpu_err(vdev, "Failed HOST SS NOC QDENY check: %d\n", ret);
546
547 return ret;
548 }
549
top_noc_qreqn_drive_40xx(struct ivpu_device * vdev,bool enable)550 static void top_noc_qreqn_drive_40xx(struct ivpu_device *vdev, bool enable)
551 {
552 u32 val = REGV_RD32(VPU_40XX_TOP_NOC_QREQN);
553
554 if (enable) {
555 val = REG_SET_FLD(VPU_40XX_TOP_NOC_QREQN, CPU_CTRL, val);
556 val = REG_SET_FLD(VPU_40XX_TOP_NOC_QREQN, HOSTIF_L2CACHE, val);
557 } else {
558 val = REG_CLR_FLD(VPU_40XX_TOP_NOC_QREQN, CPU_CTRL, val);
559 val = REG_CLR_FLD(VPU_40XX_TOP_NOC_QREQN, HOSTIF_L2CACHE, val);
560 }
561
562 REGV_WR32(VPU_40XX_TOP_NOC_QREQN, val);
563 }
564
top_noc_qreqn_drive_37xx(struct ivpu_device * vdev,bool enable)565 static void top_noc_qreqn_drive_37xx(struct ivpu_device *vdev, bool enable)
566 {
567 u32 val = REGV_RD32(VPU_37XX_TOP_NOC_QREQN);
568
569 if (enable) {
570 val = REG_SET_FLD(VPU_37XX_TOP_NOC_QREQN, CPU_CTRL, val);
571 val = REG_SET_FLD(VPU_37XX_TOP_NOC_QREQN, HOSTIF_L2CACHE, val);
572 } else {
573 val = REG_CLR_FLD(VPU_37XX_TOP_NOC_QREQN, CPU_CTRL, val);
574 val = REG_CLR_FLD(VPU_37XX_TOP_NOC_QREQN, HOSTIF_L2CACHE, val);
575 }
576
577 REGV_WR32(VPU_37XX_TOP_NOC_QREQN, val);
578 }
579
top_noc_qreqn_drive(struct ivpu_device * vdev,bool enable)580 static void top_noc_qreqn_drive(struct ivpu_device *vdev, bool enable)
581 {
582 if (ivpu_hw_ip_gen(vdev) == IVPU_HW_IP_37XX)
583 top_noc_qreqn_drive_37xx(vdev, enable);
584 else
585 top_noc_qreqn_drive_40xx(vdev, enable);
586 }
587
ivpu_hw_ip_host_ss_axi_enable(struct ivpu_device * vdev)588 int ivpu_hw_ip_host_ss_axi_enable(struct ivpu_device *vdev)
589 {
590 return host_ss_axi_drive(vdev, true);
591 }
592
top_noc_qacceptn_check_37xx(struct ivpu_device * vdev,u32 exp_val)593 static int top_noc_qacceptn_check_37xx(struct ivpu_device *vdev, u32 exp_val)
594 {
595 u32 val = REGV_RD32(VPU_37XX_TOP_NOC_QACCEPTN);
596
597 if (!REG_TEST_FLD_NUM(VPU_37XX_TOP_NOC_QACCEPTN, CPU_CTRL, exp_val, val) ||
598 !REG_TEST_FLD_NUM(VPU_37XX_TOP_NOC_QACCEPTN, HOSTIF_L2CACHE, exp_val, val))
599 return -EIO;
600
601 return 0;
602 }
603
top_noc_qacceptn_check_40xx(struct ivpu_device * vdev,u32 exp_val)604 static int top_noc_qacceptn_check_40xx(struct ivpu_device *vdev, u32 exp_val)
605 {
606 u32 val = REGV_RD32(VPU_40XX_TOP_NOC_QACCEPTN);
607
608 if (!REG_TEST_FLD_NUM(VPU_40XX_TOP_NOC_QACCEPTN, CPU_CTRL, exp_val, val) ||
609 !REG_TEST_FLD_NUM(VPU_40XX_TOP_NOC_QACCEPTN, HOSTIF_L2CACHE, exp_val, val))
610 return -EIO;
611
612 return 0;
613 }
614
top_noc_qacceptn_check(struct ivpu_device * vdev,u32 exp_val)615 static int top_noc_qacceptn_check(struct ivpu_device *vdev, u32 exp_val)
616 {
617 if (ivpu_hw_ip_gen(vdev) == IVPU_HW_IP_37XX)
618 return top_noc_qacceptn_check_37xx(vdev, exp_val);
619 else
620 return top_noc_qacceptn_check_40xx(vdev, exp_val);
621 }
622
top_noc_qdeny_check_37xx(struct ivpu_device * vdev,u32 exp_val)623 static int top_noc_qdeny_check_37xx(struct ivpu_device *vdev, u32 exp_val)
624 {
625 u32 val = REGV_RD32(VPU_37XX_TOP_NOC_QDENY);
626
627 if (!REG_TEST_FLD_NUM(VPU_37XX_TOP_NOC_QDENY, CPU_CTRL, exp_val, val) ||
628 !REG_TEST_FLD_NUM(VPU_37XX_TOP_NOC_QDENY, HOSTIF_L2CACHE, exp_val, val))
629 return -EIO;
630
631 return 0;
632 }
633
top_noc_qdeny_check_40xx(struct ivpu_device * vdev,u32 exp_val)634 static int top_noc_qdeny_check_40xx(struct ivpu_device *vdev, u32 exp_val)
635 {
636 u32 val = REGV_RD32(VPU_40XX_TOP_NOC_QDENY);
637
638 if (!REG_TEST_FLD_NUM(VPU_40XX_TOP_NOC_QDENY, CPU_CTRL, exp_val, val) ||
639 !REG_TEST_FLD_NUM(VPU_40XX_TOP_NOC_QDENY, HOSTIF_L2CACHE, exp_val, val))
640 return -EIO;
641
642 return 0;
643 }
644
top_noc_qdeny_check(struct ivpu_device * vdev,u32 exp_val)645 static int top_noc_qdeny_check(struct ivpu_device *vdev, u32 exp_val)
646 {
647 if (ivpu_hw_ip_gen(vdev) == IVPU_HW_IP_37XX)
648 return top_noc_qdeny_check_37xx(vdev, exp_val);
649 else
650 return top_noc_qdeny_check_40xx(vdev, exp_val);
651 }
652
top_noc_drive(struct ivpu_device * vdev,bool enable)653 static int top_noc_drive(struct ivpu_device *vdev, bool enable)
654 {
655 int ret;
656
657 top_noc_qreqn_drive(vdev, enable);
658
659 ret = top_noc_qacceptn_check(vdev, enable ? 0x1 : 0x0);
660 if (ret) {
661 ivpu_err(vdev, "Failed TOP NOC QACCEPTN check: %d\n", ret);
662 return ret;
663 }
664
665 ret = top_noc_qdeny_check(vdev, 0x0);
666 if (ret)
667 ivpu_err(vdev, "Failed TOP NOC QDENY check: %d\n", ret);
668
669 return ret;
670 }
671
ivpu_hw_ip_top_noc_enable(struct ivpu_device * vdev)672 int ivpu_hw_ip_top_noc_enable(struct ivpu_device *vdev)
673 {
674 return top_noc_drive(vdev, true);
675 }
676
dpu_active_drive_37xx(struct ivpu_device * vdev,bool enable)677 static void dpu_active_drive_37xx(struct ivpu_device *vdev, bool enable)
678 {
679 u32 val = REGV_RD32(VPU_37XX_HOST_SS_AON_DPU_ACTIVE);
680
681 if (enable)
682 val = REG_SET_FLD(VPU_37XX_HOST_SS_AON_DPU_ACTIVE, DPU_ACTIVE, val);
683 else
684 val = REG_CLR_FLD(VPU_37XX_HOST_SS_AON_DPU_ACTIVE, DPU_ACTIVE, val);
685
686 REGV_WR32(VPU_37XX_HOST_SS_AON_DPU_ACTIVE, val);
687 }
688
ivpu_hw_ip_pwr_domain_enable(struct ivpu_device * vdev)689 int ivpu_hw_ip_pwr_domain_enable(struct ivpu_device *vdev)
690 {
691 int ret;
692
693 if (ivpu_hw_ip_gen(vdev) == IVPU_HW_IP_50XX)
694 pwr_island_delay_set_50xx(vdev);
695
696 pwr_island_enable(vdev);
697
698 ret = wait_for_pwr_island_status(vdev, 0x1);
699 if (ret) {
700 ivpu_err(vdev, "Timed out waiting for power island status\n");
701 return ret;
702 }
703
704 ret = top_noc_qreqn_check(vdev, 0x0);
705 if (ret) {
706 ivpu_err(vdev, "Failed TOP NOC QREQN check %d\n", ret);
707 return ret;
708 }
709
710 host_ss_clk_enable(vdev);
711 pwr_island_isolation_disable(vdev);
712 host_ss_rst_enable(vdev);
713
714 if (ivpu_hw_ip_gen(vdev) == IVPU_HW_IP_37XX)
715 dpu_active_drive_37xx(vdev, true);
716
717 return ret;
718 }
719
ivpu_hw_ip_read_perf_timer_counter(struct ivpu_device * vdev)720 u64 ivpu_hw_ip_read_perf_timer_counter(struct ivpu_device *vdev)
721 {
722 if (ivpu_hw_ip_gen(vdev) == IVPU_HW_IP_37XX)
723 return REGV_RD64(VPU_37XX_CPU_SS_TIM_PERF_FREE_CNT);
724 else
725 return REGV_RD64(VPU_40XX_CPU_SS_TIM_PERF_EXT_FREE_CNT);
726 }
727
ivpu_hw_ip_snoop_disable_37xx(struct ivpu_device * vdev)728 static void ivpu_hw_ip_snoop_disable_37xx(struct ivpu_device *vdev)
729 {
730 u32 val = REGV_RD32(VPU_37XX_HOST_IF_TCU_PTW_OVERRIDES);
731
732 val = REG_SET_FLD(VPU_37XX_HOST_IF_TCU_PTW_OVERRIDES, NOSNOOP_OVERRIDE_EN, val);
733 val = REG_CLR_FLD(VPU_37XX_HOST_IF_TCU_PTW_OVERRIDES, AW_NOSNOOP_OVERRIDE, val);
734
735 if (ivpu_is_force_snoop_enabled(vdev))
736 val = REG_CLR_FLD(VPU_37XX_HOST_IF_TCU_PTW_OVERRIDES, AR_NOSNOOP_OVERRIDE, val);
737 else
738 val = REG_SET_FLD(VPU_37XX_HOST_IF_TCU_PTW_OVERRIDES, AR_NOSNOOP_OVERRIDE, val);
739
740 REGV_WR32(VPU_37XX_HOST_IF_TCU_PTW_OVERRIDES, val);
741 }
742
ivpu_hw_ip_snoop_disable_40xx(struct ivpu_device * vdev)743 static void ivpu_hw_ip_snoop_disable_40xx(struct ivpu_device *vdev)
744 {
745 u32 val = REGV_RD32(VPU_40XX_HOST_IF_TCU_PTW_OVERRIDES);
746
747 val = REG_SET_FLD(VPU_40XX_HOST_IF_TCU_PTW_OVERRIDES, SNOOP_OVERRIDE_EN, val);
748 val = REG_SET_FLD(VPU_40XX_HOST_IF_TCU_PTW_OVERRIDES, AW_SNOOP_OVERRIDE, val);
749
750 if (ivpu_is_force_snoop_enabled(vdev))
751 val = REG_SET_FLD(VPU_40XX_HOST_IF_TCU_PTW_OVERRIDES, AR_SNOOP_OVERRIDE, val);
752 else
753 val = REG_CLR_FLD(VPU_40XX_HOST_IF_TCU_PTW_OVERRIDES, AR_SNOOP_OVERRIDE, val);
754
755 REGV_WR32(VPU_40XX_HOST_IF_TCU_PTW_OVERRIDES, val);
756 }
757
ivpu_hw_ip_snoop_disable(struct ivpu_device * vdev)758 void ivpu_hw_ip_snoop_disable(struct ivpu_device *vdev)
759 {
760 if (ivpu_hw_ip_gen(vdev) == IVPU_HW_IP_37XX)
761 return ivpu_hw_ip_snoop_disable_37xx(vdev);
762 else
763 return ivpu_hw_ip_snoop_disable_40xx(vdev);
764 }
765
ivpu_hw_ip_tbu_mmu_enable_37xx(struct ivpu_device * vdev)766 static void ivpu_hw_ip_tbu_mmu_enable_37xx(struct ivpu_device *vdev)
767 {
768 u32 val = REGV_RD32(VPU_37XX_HOST_IF_TBU_MMUSSIDV);
769
770 val = REG_SET_FLD(VPU_37XX_HOST_IF_TBU_MMUSSIDV, TBU0_AWMMUSSIDV, val);
771 val = REG_SET_FLD(VPU_37XX_HOST_IF_TBU_MMUSSIDV, TBU0_ARMMUSSIDV, val);
772 val = REG_SET_FLD(VPU_37XX_HOST_IF_TBU_MMUSSIDV, TBU2_AWMMUSSIDV, val);
773 val = REG_SET_FLD(VPU_37XX_HOST_IF_TBU_MMUSSIDV, TBU2_ARMMUSSIDV, val);
774
775 REGV_WR32(VPU_37XX_HOST_IF_TBU_MMUSSIDV, val);
776 }
777
ivpu_hw_ip_tbu_mmu_enable_40xx(struct ivpu_device * vdev)778 static void ivpu_hw_ip_tbu_mmu_enable_40xx(struct ivpu_device *vdev)
779 {
780 u32 val = REGV_RD32(VPU_40XX_HOST_IF_TBU_MMUSSIDV);
781
782 val = REG_SET_FLD(VPU_40XX_HOST_IF_TBU_MMUSSIDV, TBU0_AWMMUSSIDV, val);
783 val = REG_SET_FLD(VPU_40XX_HOST_IF_TBU_MMUSSIDV, TBU0_ARMMUSSIDV, val);
784 val = REG_SET_FLD(VPU_40XX_HOST_IF_TBU_MMUSSIDV, TBU1_AWMMUSSIDV, val);
785 val = REG_SET_FLD(VPU_40XX_HOST_IF_TBU_MMUSSIDV, TBU1_ARMMUSSIDV, val);
786 val = REG_SET_FLD(VPU_40XX_HOST_IF_TBU_MMUSSIDV, TBU2_AWMMUSSIDV, val);
787 val = REG_SET_FLD(VPU_40XX_HOST_IF_TBU_MMUSSIDV, TBU2_ARMMUSSIDV, val);
788
789 REGV_WR32(VPU_40XX_HOST_IF_TBU_MMUSSIDV, val);
790 }
791
ivpu_hw_ip_tbu_mmu_enable(struct ivpu_device * vdev)792 void ivpu_hw_ip_tbu_mmu_enable(struct ivpu_device *vdev)
793 {
794 if (ivpu_hw_ip_gen(vdev) == IVPU_HW_IP_37XX)
795 return ivpu_hw_ip_tbu_mmu_enable_37xx(vdev);
796 else
797 return ivpu_hw_ip_tbu_mmu_enable_40xx(vdev);
798 }
799
soc_cpu_boot_37xx(struct ivpu_device * vdev)800 static int soc_cpu_boot_37xx(struct ivpu_device *vdev)
801 {
802 u32 val;
803
804 val = REGV_RD32(VPU_37XX_CPU_SS_MSSCPU_CPR_LEON_RT_VEC);
805 val = REG_SET_FLD(VPU_37XX_CPU_SS_MSSCPU_CPR_LEON_RT_VEC, IRQI_RSTRUN0, val);
806
807 val = REG_CLR_FLD(VPU_37XX_CPU_SS_MSSCPU_CPR_LEON_RT_VEC, IRQI_RSTVEC, val);
808 REGV_WR32(VPU_37XX_CPU_SS_MSSCPU_CPR_LEON_RT_VEC, val);
809
810 val = REG_SET_FLD(VPU_37XX_CPU_SS_MSSCPU_CPR_LEON_RT_VEC, IRQI_RESUME0, val);
811 REGV_WR32(VPU_37XX_CPU_SS_MSSCPU_CPR_LEON_RT_VEC, val);
812
813 val = REG_CLR_FLD(VPU_37XX_CPU_SS_MSSCPU_CPR_LEON_RT_VEC, IRQI_RESUME0, val);
814 REGV_WR32(VPU_37XX_CPU_SS_MSSCPU_CPR_LEON_RT_VEC, val);
815
816 val = vdev->fw->entry_point >> 9;
817 REGV_WR32(VPU_37XX_HOST_SS_LOADING_ADDRESS_LO, val);
818
819 val = REG_SET_FLD(VPU_37XX_HOST_SS_LOADING_ADDRESS_LO, DONE, val);
820 REGV_WR32(VPU_37XX_HOST_SS_LOADING_ADDRESS_LO, val);
821
822 ivpu_dbg(vdev, PM, "Booting firmware, mode: %s\n",
823 vdev->fw->entry_point == vdev->fw->cold_boot_entry_point ? "cold boot" : "resume");
824
825 return 0;
826 }
827
cpu_noc_qacceptn_check_40xx(struct ivpu_device * vdev,u32 exp_val)828 static int cpu_noc_qacceptn_check_40xx(struct ivpu_device *vdev, u32 exp_val)
829 {
830 u32 val = REGV_RD32(VPU_40XX_CPU_SS_CPR_NOC_QACCEPTN);
831
832 if (!REG_TEST_FLD_NUM(VPU_40XX_CPU_SS_CPR_NOC_QACCEPTN, TOP_MMIO, exp_val, val))
833 return -EIO;
834
835 return 0;
836 }
837
cpu_noc_qdeny_check_40xx(struct ivpu_device * vdev,u32 exp_val)838 static int cpu_noc_qdeny_check_40xx(struct ivpu_device *vdev, u32 exp_val)
839 {
840 u32 val = REGV_RD32(VPU_40XX_CPU_SS_CPR_NOC_QDENY);
841
842 if (!REG_TEST_FLD_NUM(VPU_40XX_CPU_SS_CPR_NOC_QDENY, TOP_MMIO, exp_val, val))
843 return -EIO;
844
845 return 0;
846 }
847
cpu_noc_top_mmio_drive_40xx(struct ivpu_device * vdev,bool enable)848 static void cpu_noc_top_mmio_drive_40xx(struct ivpu_device *vdev, bool enable)
849 {
850 u32 val = REGV_RD32(VPU_40XX_CPU_SS_CPR_NOC_QREQN);
851
852 if (enable)
853 val = REG_SET_FLD(VPU_40XX_CPU_SS_CPR_NOC_QREQN, TOP_MMIO, val);
854 else
855 val = REG_CLR_FLD(VPU_40XX_CPU_SS_CPR_NOC_QREQN, TOP_MMIO, val);
856 REGV_WR32(VPU_40XX_CPU_SS_CPR_NOC_QREQN, val);
857 }
858
soc_cpu_drive_40xx(struct ivpu_device * vdev,bool enable)859 static int soc_cpu_drive_40xx(struct ivpu_device *vdev, bool enable)
860 {
861 int ret;
862
863 cpu_noc_top_mmio_drive_40xx(vdev, enable);
864
865 ret = cpu_noc_qacceptn_check_40xx(vdev, enable ? 0x1 : 0x0);
866 if (ret) {
867 ivpu_err(vdev, "Failed qacceptn check: %d\n", ret);
868 return ret;
869 }
870
871 ret = cpu_noc_qdeny_check_40xx(vdev, 0x0);
872 if (ret)
873 ivpu_err(vdev, "Failed qdeny check: %d\n", ret);
874
875 return ret;
876 }
877
soc_cpu_enable(struct ivpu_device * vdev)878 static int soc_cpu_enable(struct ivpu_device *vdev)
879 {
880 return soc_cpu_drive_40xx(vdev, true);
881 }
882
soc_cpu_boot_40xx(struct ivpu_device * vdev)883 static int soc_cpu_boot_40xx(struct ivpu_device *vdev)
884 {
885 int ret;
886 u32 val;
887 u64 val64;
888
889 ret = soc_cpu_enable(vdev);
890 if (ret) {
891 ivpu_err(vdev, "Failed to enable SOC CPU: %d\n", ret);
892 return ret;
893 }
894
895 val64 = vdev->fw->entry_point;
896 val64 <<= ffs(VPU_40XX_HOST_SS_VERIFICATION_ADDRESS_LO_IMAGE_LOCATION_MASK) - 1;
897 REGV_WR64(VPU_40XX_HOST_SS_VERIFICATION_ADDRESS_LO, val64);
898
899 val = REGV_RD32(VPU_40XX_HOST_SS_VERIFICATION_ADDRESS_LO);
900 val = REG_SET_FLD(VPU_40XX_HOST_SS_VERIFICATION_ADDRESS_LO, DONE, val);
901 REGV_WR32(VPU_40XX_HOST_SS_VERIFICATION_ADDRESS_LO, val);
902
903 ivpu_dbg(vdev, PM, "Booting firmware, mode: %s\n",
904 ivpu_fw_is_cold_boot(vdev) ? "cold boot" : "resume");
905
906 return 0;
907 }
908
ivpu_hw_ip_soc_cpu_boot(struct ivpu_device * vdev)909 int ivpu_hw_ip_soc_cpu_boot(struct ivpu_device *vdev)
910 {
911 if (ivpu_hw_ip_gen(vdev) == IVPU_HW_IP_37XX)
912 return soc_cpu_boot_37xx(vdev);
913 else
914 return soc_cpu_boot_40xx(vdev);
915 }
916
wdt_disable_37xx(struct ivpu_device * vdev)917 static void wdt_disable_37xx(struct ivpu_device *vdev)
918 {
919 u32 val;
920
921 /* Enable writing and set non-zero WDT value */
922 REGV_WR32(VPU_37XX_CPU_SS_TIM_SAFE, TIM_SAFE_ENABLE);
923 REGV_WR32(VPU_37XX_CPU_SS_TIM_WATCHDOG, TIM_WATCHDOG_RESET_VALUE);
924
925 /* Enable writing and disable watchdog timer */
926 REGV_WR32(VPU_37XX_CPU_SS_TIM_SAFE, TIM_SAFE_ENABLE);
927 REGV_WR32(VPU_37XX_CPU_SS_TIM_WDOG_EN, 0);
928
929 /* Now clear the timeout interrupt */
930 val = REGV_RD32(VPU_37XX_CPU_SS_TIM_GEN_CONFIG);
931 val = REG_CLR_FLD(VPU_37XX_CPU_SS_TIM_GEN_CONFIG, WDOG_TO_INT_CLR, val);
932 REGV_WR32(VPU_37XX_CPU_SS_TIM_GEN_CONFIG, val);
933 }
934
wdt_disable_40xx(struct ivpu_device * vdev)935 static void wdt_disable_40xx(struct ivpu_device *vdev)
936 {
937 u32 val;
938
939 REGV_WR32(VPU_40XX_CPU_SS_TIM_SAFE, TIM_SAFE_ENABLE);
940 REGV_WR32(VPU_40XX_CPU_SS_TIM_WATCHDOG, TIM_WATCHDOG_RESET_VALUE);
941
942 REGV_WR32(VPU_40XX_CPU_SS_TIM_SAFE, TIM_SAFE_ENABLE);
943 REGV_WR32(VPU_40XX_CPU_SS_TIM_WDOG_EN, 0);
944
945 val = REGV_RD32(VPU_40XX_CPU_SS_TIM_GEN_CONFIG);
946 val = REG_CLR_FLD(VPU_40XX_CPU_SS_TIM_GEN_CONFIG, WDOG_TO_INT_CLR, val);
947 REGV_WR32(VPU_40XX_CPU_SS_TIM_GEN_CONFIG, val);
948 }
949
ivpu_hw_ip_wdt_disable(struct ivpu_device * vdev)950 void ivpu_hw_ip_wdt_disable(struct ivpu_device *vdev)
951 {
952 if (ivpu_hw_ip_gen(vdev) == IVPU_HW_IP_37XX)
953 return wdt_disable_37xx(vdev);
954 else
955 return wdt_disable_40xx(vdev);
956 }
957
ipc_rx_count_get_37xx(struct ivpu_device * vdev)958 static u32 ipc_rx_count_get_37xx(struct ivpu_device *vdev)
959 {
960 u32 count = REGV_RD32_SILENT(VPU_37XX_HOST_SS_TIM_IPC_FIFO_STAT);
961
962 return REG_GET_FLD(VPU_37XX_HOST_SS_TIM_IPC_FIFO_STAT, FILL_LEVEL, count);
963 }
964
ipc_rx_count_get_40xx(struct ivpu_device * vdev)965 static u32 ipc_rx_count_get_40xx(struct ivpu_device *vdev)
966 {
967 u32 count = REGV_RD32_SILENT(VPU_40XX_HOST_SS_TIM_IPC_FIFO_STAT);
968
969 return REG_GET_FLD(VPU_40XX_HOST_SS_TIM_IPC_FIFO_STAT, FILL_LEVEL, count);
970 }
971
ivpu_hw_ip_ipc_rx_count_get(struct ivpu_device * vdev)972 u32 ivpu_hw_ip_ipc_rx_count_get(struct ivpu_device *vdev)
973 {
974 if (ivpu_hw_ip_gen(vdev) == IVPU_HW_IP_37XX)
975 return ipc_rx_count_get_37xx(vdev);
976 else
977 return ipc_rx_count_get_40xx(vdev);
978 }
979
ivpu_hw_ip_irq_enable(struct ivpu_device * vdev)980 void ivpu_hw_ip_irq_enable(struct ivpu_device *vdev)
981 {
982 if (ivpu_hw_ip_gen(vdev) == IVPU_HW_IP_37XX) {
983 REGV_WR32(VPU_37XX_HOST_SS_FW_SOC_IRQ_EN, ITF_FIREWALL_VIOLATION_MASK_37XX);
984 REGV_WR64(VPU_37XX_HOST_SS_ICB_ENABLE_0, ICB_0_1_IRQ_MASK_37XX);
985 } else {
986 REGV_WR32(VPU_40XX_HOST_SS_FW_SOC_IRQ_EN, ITF_FIREWALL_VIOLATION_MASK_40XX);
987 REGV_WR64(VPU_40XX_HOST_SS_ICB_ENABLE_0, ICB_0_1_IRQ_MASK_40XX);
988 }
989 }
990
ivpu_hw_ip_irq_disable(struct ivpu_device * vdev)991 void ivpu_hw_ip_irq_disable(struct ivpu_device *vdev)
992 {
993 if (ivpu_hw_ip_gen(vdev) == IVPU_HW_IP_37XX) {
994 REGV_WR64(VPU_37XX_HOST_SS_ICB_ENABLE_0, 0x0ull);
995 REGV_WR32(VPU_37XX_HOST_SS_FW_SOC_IRQ_EN, 0x0);
996 } else {
997 REGV_WR64(VPU_40XX_HOST_SS_ICB_ENABLE_0, 0x0ull);
998 REGV_WR32(VPU_40XX_HOST_SS_FW_SOC_IRQ_EN, 0x0ul);
999 }
1000 }
1001
diagnose_failure_37xx(struct ivpu_device * vdev)1002 static void diagnose_failure_37xx(struct ivpu_device *vdev)
1003 {
1004 u32 reg = REGV_RD32(VPU_37XX_HOST_SS_ICB_STATUS_0) & ICB_0_IRQ_MASK_37XX;
1005
1006 if (ipc_rx_count_get_37xx(vdev))
1007 ivpu_err(vdev, "IPC FIFO queue not empty, missed IPC IRQ");
1008
1009 if (REG_TEST_FLD(VPU_37XX_HOST_SS_ICB_STATUS_0, CPU_INT_REDIRECT_0_INT, reg))
1010 ivpu_err(vdev, "WDT MSS timeout detected\n");
1011
1012 if (REG_TEST_FLD(VPU_37XX_HOST_SS_ICB_STATUS_0, CPU_INT_REDIRECT_1_INT, reg))
1013 ivpu_err(vdev, "WDT NCE timeout detected\n");
1014
1015 if (REG_TEST_FLD(VPU_37XX_HOST_SS_ICB_STATUS_0, NOC_FIREWALL_INT, reg))
1016 ivpu_err(vdev, "NOC Firewall irq detected\n");
1017 }
1018
diagnose_failure_40xx(struct ivpu_device * vdev)1019 static void diagnose_failure_40xx(struct ivpu_device *vdev)
1020 {
1021 u32 reg = REGV_RD32(VPU_40XX_HOST_SS_ICB_STATUS_0) & ICB_0_IRQ_MASK_40XX;
1022
1023 if (ipc_rx_count_get_40xx(vdev))
1024 ivpu_err(vdev, "IPC FIFO queue not empty, missed IPC IRQ");
1025
1026 if (REG_TEST_FLD(VPU_40XX_HOST_SS_ICB_STATUS_0, CPU_INT_REDIRECT_0_INT, reg))
1027 ivpu_err(vdev, "WDT MSS timeout detected\n");
1028
1029 if (REG_TEST_FLD(VPU_40XX_HOST_SS_ICB_STATUS_0, CPU_INT_REDIRECT_1_INT, reg))
1030 ivpu_err(vdev, "WDT NCE timeout detected\n");
1031
1032 if (REG_TEST_FLD(VPU_40XX_HOST_SS_ICB_STATUS_0, NOC_FIREWALL_INT, reg))
1033 ivpu_err(vdev, "NOC Firewall irq detected\n");
1034 }
1035
ivpu_hw_ip_diagnose_failure(struct ivpu_device * vdev)1036 void ivpu_hw_ip_diagnose_failure(struct ivpu_device *vdev)
1037 {
1038 if (ivpu_hw_ip_gen(vdev) == IVPU_HW_IP_37XX)
1039 diagnose_failure_37xx(vdev);
1040 else
1041 diagnose_failure_40xx(vdev);
1042 }
1043
ivpu_hw_ip_irq_clear(struct ivpu_device * vdev)1044 void ivpu_hw_ip_irq_clear(struct ivpu_device *vdev)
1045 {
1046 if (ivpu_hw_ip_gen(vdev) == IVPU_HW_IP_37XX)
1047 REGV_WR64(VPU_37XX_HOST_SS_ICB_CLEAR_0, ICB_0_1_IRQ_MASK_37XX);
1048 else
1049 REGV_WR64(VPU_40XX_HOST_SS_ICB_CLEAR_0, ICB_0_1_IRQ_MASK_40XX);
1050 }
1051
irq_wdt_nce_handler(struct ivpu_device * vdev)1052 static void irq_wdt_nce_handler(struct ivpu_device *vdev)
1053 {
1054 ivpu_pm_trigger_recovery(vdev, "WDT NCE IRQ");
1055 }
1056
irq_wdt_mss_handler(struct ivpu_device * vdev)1057 static void irq_wdt_mss_handler(struct ivpu_device *vdev)
1058 {
1059 ivpu_hw_ip_wdt_disable(vdev);
1060 ivpu_pm_trigger_recovery(vdev, "WDT MSS IRQ");
1061 }
1062
irq_noc_firewall_handler(struct ivpu_device * vdev)1063 static void irq_noc_firewall_handler(struct ivpu_device *vdev)
1064 {
1065 atomic_inc(&vdev->hw->firewall_irq_counter);
1066
1067 ivpu_dbg(vdev, IRQ, "NOC Firewall interrupt detected, counter %d\n",
1068 atomic_read(&vdev->hw->firewall_irq_counter));
1069 }
1070
1071 /* Handler for IRQs from NPU core */
ivpu_hw_ip_irq_handler_37xx(struct ivpu_device * vdev,int irq)1072 bool ivpu_hw_ip_irq_handler_37xx(struct ivpu_device *vdev, int irq)
1073 {
1074 u32 status = REGV_RD32(VPU_37XX_HOST_SS_ICB_STATUS_0) & ICB_0_IRQ_MASK_37XX;
1075
1076 if (!status)
1077 return false;
1078
1079 REGV_WR32(VPU_37XX_HOST_SS_ICB_CLEAR_0, status);
1080
1081 if (REG_TEST_FLD(VPU_37XX_HOST_SS_ICB_STATUS_0, MMU_IRQ_0_INT, status))
1082 ivpu_mmu_irq_evtq_handler(vdev);
1083
1084 if (REG_TEST_FLD(VPU_37XX_HOST_SS_ICB_STATUS_0, HOST_IPC_FIFO_INT, status))
1085 ivpu_ipc_irq_handler(vdev);
1086
1087 if (REG_TEST_FLD(VPU_37XX_HOST_SS_ICB_STATUS_0, MMU_IRQ_1_INT, status))
1088 ivpu_dbg(vdev, IRQ, "MMU sync complete\n");
1089
1090 if (REG_TEST_FLD(VPU_37XX_HOST_SS_ICB_STATUS_0, MMU_IRQ_2_INT, status))
1091 ivpu_mmu_irq_gerr_handler(vdev);
1092
1093 if (REG_TEST_FLD(VPU_37XX_HOST_SS_ICB_STATUS_0, CPU_INT_REDIRECT_0_INT, status))
1094 irq_wdt_mss_handler(vdev);
1095
1096 if (REG_TEST_FLD(VPU_37XX_HOST_SS_ICB_STATUS_0, CPU_INT_REDIRECT_1_INT, status))
1097 irq_wdt_nce_handler(vdev);
1098
1099 if (REG_TEST_FLD(VPU_37XX_HOST_SS_ICB_STATUS_0, NOC_FIREWALL_INT, status))
1100 irq_noc_firewall_handler(vdev);
1101
1102 return true;
1103 }
1104
1105 /* Handler for IRQs from NPU core */
ivpu_hw_ip_irq_handler_40xx(struct ivpu_device * vdev,int irq)1106 bool ivpu_hw_ip_irq_handler_40xx(struct ivpu_device *vdev, int irq)
1107 {
1108 u32 status = REGV_RD32(VPU_40XX_HOST_SS_ICB_STATUS_0) & ICB_0_IRQ_MASK_40XX;
1109
1110 if (!status)
1111 return false;
1112
1113 REGV_WR32(VPU_40XX_HOST_SS_ICB_CLEAR_0, status);
1114
1115 if (REG_TEST_FLD(VPU_40XX_HOST_SS_ICB_STATUS_0, MMU_IRQ_0_INT, status))
1116 ivpu_mmu_irq_evtq_handler(vdev);
1117
1118 if (REG_TEST_FLD(VPU_40XX_HOST_SS_ICB_STATUS_0, HOST_IPC_FIFO_INT, status))
1119 ivpu_ipc_irq_handler(vdev);
1120
1121 if (REG_TEST_FLD(VPU_40XX_HOST_SS_ICB_STATUS_0, MMU_IRQ_1_INT, status))
1122 ivpu_dbg(vdev, IRQ, "MMU sync complete\n");
1123
1124 if (REG_TEST_FLD(VPU_40XX_HOST_SS_ICB_STATUS_0, MMU_IRQ_2_INT, status))
1125 ivpu_mmu_irq_gerr_handler(vdev);
1126
1127 if (REG_TEST_FLD(VPU_40XX_HOST_SS_ICB_STATUS_0, CPU_INT_REDIRECT_0_INT, status))
1128 irq_wdt_mss_handler(vdev);
1129
1130 if (REG_TEST_FLD(VPU_40XX_HOST_SS_ICB_STATUS_0, CPU_INT_REDIRECT_1_INT, status))
1131 irq_wdt_nce_handler(vdev);
1132
1133 if (REG_TEST_FLD(VPU_40XX_HOST_SS_ICB_STATUS_0, NOC_FIREWALL_INT, status))
1134 irq_noc_firewall_handler(vdev);
1135
1136 return true;
1137 }
1138
db_set_37xx(struct ivpu_device * vdev,u32 db_id)1139 static void db_set_37xx(struct ivpu_device *vdev, u32 db_id)
1140 {
1141 u32 reg_stride = VPU_37XX_CPU_SS_DOORBELL_1 - VPU_37XX_CPU_SS_DOORBELL_0;
1142 u32 val = REG_FLD(VPU_37XX_CPU_SS_DOORBELL_0, SET);
1143
1144 REGV_WR32I(VPU_37XX_CPU_SS_DOORBELL_0, reg_stride, db_id, val);
1145 }
1146
db_set_40xx(struct ivpu_device * vdev,u32 db_id)1147 static void db_set_40xx(struct ivpu_device *vdev, u32 db_id)
1148 {
1149 u32 reg_stride = VPU_40XX_CPU_SS_DOORBELL_1 - VPU_40XX_CPU_SS_DOORBELL_0;
1150 u32 val = REG_FLD(VPU_40XX_CPU_SS_DOORBELL_0, SET);
1151
1152 REGV_WR32I(VPU_40XX_CPU_SS_DOORBELL_0, reg_stride, db_id, val);
1153 }
1154
ivpu_hw_ip_db_set(struct ivpu_device * vdev,u32 db_id)1155 void ivpu_hw_ip_db_set(struct ivpu_device *vdev, u32 db_id)
1156 {
1157 if (ivpu_hw_ip_gen(vdev) == IVPU_HW_IP_37XX)
1158 db_set_37xx(vdev, db_id);
1159 else
1160 db_set_40xx(vdev, db_id);
1161 }
1162
ivpu_hw_ip_ipc_rx_addr_get(struct ivpu_device * vdev)1163 u32 ivpu_hw_ip_ipc_rx_addr_get(struct ivpu_device *vdev)
1164 {
1165 if (ivpu_hw_ip_gen(vdev) == IVPU_HW_IP_37XX)
1166 return REGV_RD32(VPU_37XX_HOST_SS_TIM_IPC_FIFO_ATM);
1167 else
1168 return REGV_RD32(VPU_40XX_HOST_SS_TIM_IPC_FIFO_ATM);
1169 }
1170
ivpu_hw_ip_ipc_tx_set(struct ivpu_device * vdev,u32 vpu_addr)1171 void ivpu_hw_ip_ipc_tx_set(struct ivpu_device *vdev, u32 vpu_addr)
1172 {
1173 if (ivpu_hw_ip_gen(vdev) == IVPU_HW_IP_37XX)
1174 REGV_WR32(VPU_37XX_CPU_SS_TIM_IPC_FIFO, vpu_addr);
1175 else
1176 REGV_WR32(VPU_40XX_CPU_SS_TIM_IPC_FIFO, vpu_addr);
1177 }
1178