Commit | Line | Data |
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1802d0be | 1 | // SPDX-License-Identifier: GPL-2.0-only |
051fb70f | 2 | /* |
ef73c22f | 3 | * Qualcomm self-authenticating modem subsystem remoteproc driver |
051fb70f BA |
4 | * |
5 | * Copyright (C) 2016 Linaro Ltd. | |
6 | * Copyright (C) 2014 Sony Mobile Communications AB | |
7 | * Copyright (c) 2012-2013, The Linux Foundation. All rights reserved. | |
051fb70f BA |
8 | */ |
9 | ||
10 | #include <linux/clk.h> | |
11 | #include <linux/delay.h> | |
12 | #include <linux/dma-mapping.h> | |
13 | #include <linux/interrupt.h> | |
14 | #include <linux/kernel.h> | |
15 | #include <linux/mfd/syscon.h> | |
16 | #include <linux/module.h> | |
17 | #include <linux/of_address.h> | |
7a8ffe1f | 18 | #include <linux/of_device.h> |
051fb70f | 19 | #include <linux/platform_device.h> |
4760a896 RN |
20 | #include <linux/pm_domain.h> |
21 | #include <linux/pm_runtime.h> | |
051fb70f BA |
22 | #include <linux/regmap.h> |
23 | #include <linux/regulator/consumer.h> | |
24 | #include <linux/remoteproc.h> | |
25 | #include <linux/reset.h> | |
2aad40d9 | 26 | #include <linux/soc/qcom/mdt_loader.h> |
9f058fa2 | 27 | #include <linux/iopoll.h> |
051fb70f BA |
28 | |
29 | #include "remoteproc_internal.h" | |
bde440ee | 30 | #include "qcom_common.h" |
7d674731 | 31 | #include "qcom_q6v5.h" |
051fb70f BA |
32 | |
33 | #include <linux/qcom_scm.h> | |
34 | ||
051fb70f BA |
35 | #define MPSS_CRASH_REASON_SMEM 421 |
36 | ||
37 | /* RMB Status Register Values */ | |
38 | #define RMB_PBL_SUCCESS 0x1 | |
39 | ||
40 | #define RMB_MBA_XPU_UNLOCKED 0x1 | |
41 | #define RMB_MBA_XPU_UNLOCKED_SCRIBBLED 0x2 | |
42 | #define RMB_MBA_META_DATA_AUTH_SUCCESS 0x3 | |
43 | #define RMB_MBA_AUTH_COMPLETE 0x4 | |
44 | ||
45 | /* PBL/MBA interface registers */ | |
46 | #define RMB_MBA_IMAGE_REG 0x00 | |
47 | #define RMB_PBL_STATUS_REG 0x04 | |
48 | #define RMB_MBA_COMMAND_REG 0x08 | |
49 | #define RMB_MBA_STATUS_REG 0x0C | |
50 | #define RMB_PMI_META_DATA_REG 0x10 | |
51 | #define RMB_PMI_CODE_START_REG 0x14 | |
52 | #define RMB_PMI_CODE_LENGTH_REG 0x18 | |
231f67d1 SS |
53 | #define RMB_MBA_MSS_STATUS 0x40 |
54 | #define RMB_MBA_ALT_RESET 0x44 | |
051fb70f BA |
55 | |
56 | #define RMB_CMD_META_DATA_READY 0x1 | |
57 | #define RMB_CMD_LOAD_READY 0x2 | |
58 | ||
59 | /* QDSP6SS Register Offsets */ | |
60 | #define QDSP6SS_RESET_REG 0x014 | |
61 | #define QDSP6SS_GFMUX_CTL_REG 0x020 | |
62 | #define QDSP6SS_PWR_CTL_REG 0x030 | |
9f058fa2 AKD |
63 | #define QDSP6SS_MEM_PWR_CTL 0x0B0 |
64 | #define QDSP6SS_STRAP_ACC 0x110 | |
051fb70f BA |
65 | |
66 | /* AXI Halt Register Offsets */ | |
67 | #define AXI_HALTREQ_REG 0x0 | |
68 | #define AXI_HALTACK_REG 0x4 | |
69 | #define AXI_IDLE_REG 0x8 | |
70 | ||
71 | #define HALT_ACK_TIMEOUT_MS 100 | |
72 | ||
73 | /* QDSP6SS_RESET */ | |
74 | #define Q6SS_STOP_CORE BIT(0) | |
75 | #define Q6SS_CORE_ARES BIT(1) | |
76 | #define Q6SS_BUS_ARES_ENABLE BIT(2) | |
77 | ||
78 | /* QDSP6SS_GFMUX_CTL */ | |
79 | #define Q6SS_CLK_ENABLE BIT(1) | |
80 | ||
81 | /* QDSP6SS_PWR_CTL */ | |
82 | #define Q6SS_L2DATA_SLP_NRET_N_0 BIT(0) | |
83 | #define Q6SS_L2DATA_SLP_NRET_N_1 BIT(1) | |
84 | #define Q6SS_L2DATA_SLP_NRET_N_2 BIT(2) | |
85 | #define Q6SS_L2TAG_SLP_NRET_N BIT(16) | |
86 | #define Q6SS_ETB_SLP_NRET_N BIT(17) | |
87 | #define Q6SS_L2DATA_STBY_N BIT(18) | |
88 | #define Q6SS_SLP_RET_N BIT(19) | |
89 | #define Q6SS_CLAMP_IO BIT(20) | |
90 | #define QDSS_BHS_ON BIT(21) | |
91 | #define QDSS_LDO_BYP BIT(22) | |
92 | ||
9f058fa2 AKD |
93 | /* QDSP6v56 parameters */ |
94 | #define QDSP6v56_LDO_BYP BIT(25) | |
95 | #define QDSP6v56_BHS_ON BIT(24) | |
96 | #define QDSP6v56_CLAMP_WL BIT(21) | |
97 | #define QDSP6v56_CLAMP_QMC_MEM BIT(22) | |
98 | #define HALT_CHECK_MAX_LOOPS 200 | |
99 | #define QDSP6SS_XO_CBCR 0x0038 | |
100 | #define QDSP6SS_ACC_OVERRIDE_VAL 0x20 | |
101 | ||
231f67d1 SS |
102 | /* QDSP6v65 parameters */ |
103 | #define QDSP6SS_SLEEP 0x3C | |
104 | #define QDSP6SS_BOOT_CORE_START 0x400 | |
105 | #define QDSP6SS_BOOT_CMD 0x404 | |
106 | #define SLEEP_CHECK_MAX_LOOPS 200 | |
107 | #define BOOT_FSM_TIMEOUT 10000 | |
108 | ||
19f902b5 AKD |
109 | struct reg_info { |
110 | struct regulator *reg; | |
111 | int uV; | |
112 | int uA; | |
113 | }; | |
114 | ||
115 | struct qcom_mss_reg_res { | |
116 | const char *supply; | |
117 | int uV; | |
118 | int uA; | |
119 | }; | |
120 | ||
7a8ffe1f AKD |
121 | struct rproc_hexagon_res { |
122 | const char *hexagon_mba_image; | |
ec671b53 AB |
123 | struct qcom_mss_reg_res *proxy_supply; |
124 | struct qcom_mss_reg_res *active_supply; | |
39b2410b | 125 | char **proxy_clk_names; |
231f67d1 | 126 | char **reset_clk_names; |
39b2410b | 127 | char **active_clk_names; |
deb9bb83 | 128 | char **active_pd_names; |
4760a896 | 129 | char **proxy_pd_names; |
9f058fa2 | 130 | int version; |
6c5a9dc2 | 131 | bool need_mem_protection; |
231f67d1 | 132 | bool has_alt_reset; |
7a8ffe1f AKD |
133 | }; |
134 | ||
051fb70f BA |
135 | struct q6v5 { |
136 | struct device *dev; | |
137 | struct rproc *rproc; | |
138 | ||
139 | void __iomem *reg_base; | |
140 | void __iomem *rmb_base; | |
141 | ||
142 | struct regmap *halt_map; | |
143 | u32 halt_q6; | |
144 | u32 halt_modem; | |
145 | u32 halt_nc; | |
146 | ||
147 | struct reset_control *mss_restart; | |
29a5f9aa | 148 | struct reset_control *pdc_reset; |
051fb70f | 149 | |
7d674731 | 150 | struct qcom_q6v5 q6v5; |
663e9845 | 151 | |
39b2410b | 152 | struct clk *active_clks[8]; |
231f67d1 | 153 | struct clk *reset_clks[4]; |
39b2410b | 154 | struct clk *proxy_clks[4]; |
deb9bb83 | 155 | struct device *active_pds[1]; |
4760a896 | 156 | struct device *proxy_pds[3]; |
39b2410b | 157 | int active_clk_count; |
231f67d1 | 158 | int reset_clk_count; |
39b2410b | 159 | int proxy_clk_count; |
deb9bb83 | 160 | int active_pd_count; |
4760a896 | 161 | int proxy_pd_count; |
39b2410b | 162 | |
19f902b5 AKD |
163 | struct reg_info active_regs[1]; |
164 | struct reg_info proxy_regs[3]; | |
165 | int active_reg_count; | |
166 | int proxy_reg_count; | |
051fb70f | 167 | |
051fb70f BA |
168 | bool running; |
169 | ||
0304530d | 170 | bool dump_mba_loaded; |
7dd8ade2 SS |
171 | unsigned long dump_segment_mask; |
172 | unsigned long dump_complete_mask; | |
173 | ||
051fb70f BA |
174 | phys_addr_t mba_phys; |
175 | void *mba_region; | |
176 | size_t mba_size; | |
177 | ||
178 | phys_addr_t mpss_phys; | |
179 | phys_addr_t mpss_reloc; | |
180 | void *mpss_region; | |
181 | size_t mpss_size; | |
4b48921a | 182 | |
4725496e | 183 | struct qcom_rproc_glink glink_subdev; |
4b48921a | 184 | struct qcom_rproc_subdev smd_subdev; |
1e140df0 | 185 | struct qcom_rproc_ssr ssr_subdev; |
1fb82ee8 | 186 | struct qcom_sysmon *sysmon; |
6c5a9dc2 | 187 | bool need_mem_protection; |
231f67d1 | 188 | bool has_alt_reset; |
6c5a9dc2 AKD |
189 | int mpss_perm; |
190 | int mba_perm; | |
a5a4e02d | 191 | const char *hexagon_mdt_image; |
9f058fa2 AKD |
192 | int version; |
193 | }; | |
6c5a9dc2 | 194 | |
9f058fa2 AKD |
195 | enum { |
196 | MSS_MSM8916, | |
197 | MSS_MSM8974, | |
198 | MSS_MSM8996, | |
231f67d1 | 199 | MSS_SDM845, |
051fb70f BA |
200 | }; |
201 | ||
19f902b5 AKD |
202 | static int q6v5_regulator_init(struct device *dev, struct reg_info *regs, |
203 | const struct qcom_mss_reg_res *reg_res) | |
051fb70f | 204 | { |
19f902b5 AKD |
205 | int rc; |
206 | int i; | |
051fb70f | 207 | |
2bb5d906 BA |
208 | if (!reg_res) |
209 | return 0; | |
210 | ||
19f902b5 AKD |
211 | for (i = 0; reg_res[i].supply; i++) { |
212 | regs[i].reg = devm_regulator_get(dev, reg_res[i].supply); | |
213 | if (IS_ERR(regs[i].reg)) { | |
214 | rc = PTR_ERR(regs[i].reg); | |
215 | if (rc != -EPROBE_DEFER) | |
216 | dev_err(dev, "Failed to get %s\n regulator", | |
217 | reg_res[i].supply); | |
218 | return rc; | |
219 | } | |
051fb70f | 220 | |
19f902b5 AKD |
221 | regs[i].uV = reg_res[i].uV; |
222 | regs[i].uA = reg_res[i].uA; | |
051fb70f BA |
223 | } |
224 | ||
19f902b5 | 225 | return i; |
051fb70f BA |
226 | } |
227 | ||
19f902b5 AKD |
228 | static int q6v5_regulator_enable(struct q6v5 *qproc, |
229 | struct reg_info *regs, int count) | |
051fb70f | 230 | { |
051fb70f | 231 | int ret; |
19f902b5 | 232 | int i; |
051fb70f | 233 | |
19f902b5 AKD |
234 | for (i = 0; i < count; i++) { |
235 | if (regs[i].uV > 0) { | |
236 | ret = regulator_set_voltage(regs[i].reg, | |
237 | regs[i].uV, INT_MAX); | |
238 | if (ret) { | |
239 | dev_err(qproc->dev, | |
240 | "Failed to request voltage for %d.\n", | |
241 | i); | |
242 | goto err; | |
243 | } | |
244 | } | |
051fb70f | 245 | |
19f902b5 AKD |
246 | if (regs[i].uA > 0) { |
247 | ret = regulator_set_load(regs[i].reg, | |
248 | regs[i].uA); | |
249 | if (ret < 0) { | |
250 | dev_err(qproc->dev, | |
251 | "Failed to set regulator mode\n"); | |
252 | goto err; | |
253 | } | |
254 | } | |
255 | ||
256 | ret = regulator_enable(regs[i].reg); | |
257 | if (ret) { | |
258 | dev_err(qproc->dev, "Regulator enable failed\n"); | |
259 | goto err; | |
260 | } | |
261 | } | |
262 | ||
263 | return 0; | |
264 | err: | |
265 | for (; i >= 0; i--) { | |
266 | if (regs[i].uV > 0) | |
267 | regulator_set_voltage(regs[i].reg, 0, INT_MAX); | |
268 | ||
269 | if (regs[i].uA > 0) | |
270 | regulator_set_load(regs[i].reg, 0); | |
051fb70f | 271 | |
19f902b5 AKD |
272 | regulator_disable(regs[i].reg); |
273 | } | |
051fb70f | 274 | |
19f902b5 | 275 | return ret; |
051fb70f BA |
276 | } |
277 | ||
19f902b5 AKD |
278 | static void q6v5_regulator_disable(struct q6v5 *qproc, |
279 | struct reg_info *regs, int count) | |
051fb70f | 280 | { |
19f902b5 AKD |
281 | int i; |
282 | ||
283 | for (i = 0; i < count; i++) { | |
284 | if (regs[i].uV > 0) | |
285 | regulator_set_voltage(regs[i].reg, 0, INT_MAX); | |
051fb70f | 286 | |
19f902b5 AKD |
287 | if (regs[i].uA > 0) |
288 | regulator_set_load(regs[i].reg, 0); | |
051fb70f | 289 | |
19f902b5 AKD |
290 | regulator_disable(regs[i].reg); |
291 | } | |
051fb70f BA |
292 | } |
293 | ||
39b2410b AKD |
294 | static int q6v5_clk_enable(struct device *dev, |
295 | struct clk **clks, int count) | |
296 | { | |
297 | int rc; | |
298 | int i; | |
299 | ||
300 | for (i = 0; i < count; i++) { | |
301 | rc = clk_prepare_enable(clks[i]); | |
302 | if (rc) { | |
303 | dev_err(dev, "Clock enable failed\n"); | |
304 | goto err; | |
305 | } | |
306 | } | |
307 | ||
308 | return 0; | |
309 | err: | |
310 | for (i--; i >= 0; i--) | |
311 | clk_disable_unprepare(clks[i]); | |
312 | ||
313 | return rc; | |
314 | } | |
315 | ||
316 | static void q6v5_clk_disable(struct device *dev, | |
317 | struct clk **clks, int count) | |
318 | { | |
319 | int i; | |
320 | ||
321 | for (i = 0; i < count; i++) | |
322 | clk_disable_unprepare(clks[i]); | |
323 | } | |
324 | ||
4760a896 RN |
325 | static int q6v5_pds_enable(struct q6v5 *qproc, struct device **pds, |
326 | size_t pd_count) | |
327 | { | |
328 | int ret; | |
329 | int i; | |
330 | ||
331 | for (i = 0; i < pd_count; i++) { | |
332 | dev_pm_genpd_set_performance_state(pds[i], INT_MAX); | |
333 | ret = pm_runtime_get_sync(pds[i]); | |
334 | if (ret < 0) | |
335 | goto unroll_pd_votes; | |
336 | } | |
337 | ||
338 | return 0; | |
339 | ||
340 | unroll_pd_votes: | |
341 | for (i--; i >= 0; i--) { | |
342 | dev_pm_genpd_set_performance_state(pds[i], 0); | |
343 | pm_runtime_put(pds[i]); | |
344 | } | |
345 | ||
346 | return ret; | |
347 | }; | |
348 | ||
349 | static void q6v5_pds_disable(struct q6v5 *qproc, struct device **pds, | |
350 | size_t pd_count) | |
351 | { | |
352 | int i; | |
353 | ||
354 | for (i = 0; i < pd_count; i++) { | |
355 | dev_pm_genpd_set_performance_state(pds[i], 0); | |
356 | pm_runtime_put(pds[i]); | |
357 | } | |
358 | } | |
359 | ||
6c5a9dc2 AKD |
360 | static int q6v5_xfer_mem_ownership(struct q6v5 *qproc, int *current_perm, |
361 | bool remote_owner, phys_addr_t addr, | |
362 | size_t size) | |
363 | { | |
364 | struct qcom_scm_vmperm next; | |
6c5a9dc2 AKD |
365 | |
366 | if (!qproc->need_mem_protection) | |
367 | return 0; | |
368 | if (remote_owner && *current_perm == BIT(QCOM_SCM_VMID_MSS_MSA)) | |
369 | return 0; | |
370 | if (!remote_owner && *current_perm == BIT(QCOM_SCM_VMID_HLOS)) | |
371 | return 0; | |
372 | ||
373 | next.vmid = remote_owner ? QCOM_SCM_VMID_MSS_MSA : QCOM_SCM_VMID_HLOS; | |
374 | next.perm = remote_owner ? QCOM_SCM_PERM_RW : QCOM_SCM_PERM_RWX; | |
375 | ||
9f2a4342 BA |
376 | return qcom_scm_assign_mem(addr, ALIGN(size, SZ_4K), |
377 | current_perm, &next, 1); | |
6c5a9dc2 AKD |
378 | } |
379 | ||
051fb70f BA |
380 | static int q6v5_load(struct rproc *rproc, const struct firmware *fw) |
381 | { | |
382 | struct q6v5 *qproc = rproc->priv; | |
383 | ||
384 | memcpy(qproc->mba_region, fw->data, fw->size); | |
385 | ||
386 | return 0; | |
387 | } | |
388 | ||
9f135fa1 SS |
389 | static int q6v5_reset_assert(struct q6v5 *qproc) |
390 | { | |
29a5f9aa SS |
391 | int ret; |
392 | ||
393 | if (qproc->has_alt_reset) { | |
394 | reset_control_assert(qproc->pdc_reset); | |
395 | ret = reset_control_reset(qproc->mss_restart); | |
396 | reset_control_deassert(qproc->pdc_reset); | |
397 | } else { | |
398 | ret = reset_control_assert(qproc->mss_restart); | |
399 | } | |
400 | ||
401 | return ret; | |
9f135fa1 SS |
402 | } |
403 | ||
404 | static int q6v5_reset_deassert(struct q6v5 *qproc) | |
405 | { | |
231f67d1 SS |
406 | int ret; |
407 | ||
408 | if (qproc->has_alt_reset) { | |
29a5f9aa | 409 | reset_control_assert(qproc->pdc_reset); |
231f67d1 SS |
410 | writel(1, qproc->rmb_base + RMB_MBA_ALT_RESET); |
411 | ret = reset_control_reset(qproc->mss_restart); | |
412 | writel(0, qproc->rmb_base + RMB_MBA_ALT_RESET); | |
29a5f9aa | 413 | reset_control_deassert(qproc->pdc_reset); |
231f67d1 SS |
414 | } else { |
415 | ret = reset_control_deassert(qproc->mss_restart); | |
416 | } | |
417 | ||
418 | return ret; | |
9f135fa1 SS |
419 | } |
420 | ||
051fb70f BA |
421 | static int q6v5_rmb_pbl_wait(struct q6v5 *qproc, int ms) |
422 | { | |
423 | unsigned long timeout; | |
424 | s32 val; | |
425 | ||
426 | timeout = jiffies + msecs_to_jiffies(ms); | |
427 | for (;;) { | |
428 | val = readl(qproc->rmb_base + RMB_PBL_STATUS_REG); | |
429 | if (val) | |
430 | break; | |
431 | ||
432 | if (time_after(jiffies, timeout)) | |
433 | return -ETIMEDOUT; | |
434 | ||
435 | msleep(1); | |
436 | } | |
437 | ||
438 | return val; | |
439 | } | |
440 | ||
441 | static int q6v5_rmb_mba_wait(struct q6v5 *qproc, u32 status, int ms) | |
442 | { | |
443 | ||
444 | unsigned long timeout; | |
445 | s32 val; | |
446 | ||
447 | timeout = jiffies + msecs_to_jiffies(ms); | |
448 | for (;;) { | |
449 | val = readl(qproc->rmb_base + RMB_MBA_STATUS_REG); | |
450 | if (val < 0) | |
451 | break; | |
452 | ||
453 | if (!status && val) | |
454 | break; | |
455 | else if (status && val == status) | |
456 | break; | |
457 | ||
458 | if (time_after(jiffies, timeout)) | |
459 | return -ETIMEDOUT; | |
460 | ||
461 | msleep(1); | |
462 | } | |
463 | ||
464 | return val; | |
465 | } | |
466 | ||
467 | static int q6v5proc_reset(struct q6v5 *qproc) | |
468 | { | |
469 | u32 val; | |
470 | int ret; | |
9f058fa2 | 471 | int i; |
051fb70f | 472 | |
231f67d1 SS |
473 | if (qproc->version == MSS_SDM845) { |
474 | val = readl(qproc->reg_base + QDSP6SS_SLEEP); | |
475 | val |= 0x1; | |
476 | writel(val, qproc->reg_base + QDSP6SS_SLEEP); | |
051fb70f | 477 | |
231f67d1 SS |
478 | ret = readl_poll_timeout(qproc->reg_base + QDSP6SS_SLEEP, |
479 | val, !(val & BIT(31)), 1, | |
480 | SLEEP_CHECK_MAX_LOOPS); | |
481 | if (ret) { | |
482 | dev_err(qproc->dev, "QDSP6SS Sleep clock timed out\n"); | |
483 | return -ETIMEDOUT; | |
484 | } | |
485 | ||
486 | /* De-assert QDSP6 stop core */ | |
487 | writel(1, qproc->reg_base + QDSP6SS_BOOT_CORE_START); | |
488 | /* Trigger boot FSM */ | |
489 | writel(1, qproc->reg_base + QDSP6SS_BOOT_CMD); | |
490 | ||
491 | ret = readl_poll_timeout(qproc->rmb_base + RMB_MBA_MSS_STATUS, | |
492 | val, (val & BIT(0)) != 0, 10, BOOT_FSM_TIMEOUT); | |
493 | if (ret) { | |
494 | dev_err(qproc->dev, "Boot FSM failed to complete.\n"); | |
495 | /* Reset the modem so that boot FSM is in reset state */ | |
496 | q6v5_reset_deassert(qproc); | |
497 | return ret; | |
498 | } | |
499 | ||
500 | goto pbl_wait; | |
501 | } else if (qproc->version == MSS_MSM8996) { | |
9f058fa2 AKD |
502 | /* Override the ACC value if required */ |
503 | writel(QDSP6SS_ACC_OVERRIDE_VAL, | |
504 | qproc->reg_base + QDSP6SS_STRAP_ACC); | |
051fb70f | 505 | |
9f058fa2 AKD |
506 | /* Assert resets, stop core */ |
507 | val = readl(qproc->reg_base + QDSP6SS_RESET_REG); | |
508 | val |= Q6SS_CORE_ARES | Q6SS_BUS_ARES_ENABLE | Q6SS_STOP_CORE; | |
509 | writel(val, qproc->reg_base + QDSP6SS_RESET_REG); | |
510 | ||
511 | /* BHS require xo cbcr to be enabled */ | |
512 | val = readl(qproc->reg_base + QDSP6SS_XO_CBCR); | |
513 | val |= 0x1; | |
514 | writel(val, qproc->reg_base + QDSP6SS_XO_CBCR); | |
515 | ||
516 | /* Read CLKOFF bit to go low indicating CLK is enabled */ | |
517 | ret = readl_poll_timeout(qproc->reg_base + QDSP6SS_XO_CBCR, | |
518 | val, !(val & BIT(31)), 1, | |
519 | HALT_CHECK_MAX_LOOPS); | |
520 | if (ret) { | |
521 | dev_err(qproc->dev, | |
522 | "xo cbcr enabling timed out (rc:%d)\n", ret); | |
523 | return ret; | |
524 | } | |
525 | /* Enable power block headswitch and wait for it to stabilize */ | |
526 | val = readl(qproc->reg_base + QDSP6SS_PWR_CTL_REG); | |
527 | val |= QDSP6v56_BHS_ON; | |
528 | writel(val, qproc->reg_base + QDSP6SS_PWR_CTL_REG); | |
529 | val |= readl(qproc->reg_base + QDSP6SS_PWR_CTL_REG); | |
530 | udelay(1); | |
531 | ||
532 | /* Put LDO in bypass mode */ | |
533 | val |= QDSP6v56_LDO_BYP; | |
534 | writel(val, qproc->reg_base + QDSP6SS_PWR_CTL_REG); | |
535 | ||
536 | /* Deassert QDSP6 compiler memory clamp */ | |
537 | val = readl(qproc->reg_base + QDSP6SS_PWR_CTL_REG); | |
538 | val &= ~QDSP6v56_CLAMP_QMC_MEM; | |
539 | writel(val, qproc->reg_base + QDSP6SS_PWR_CTL_REG); | |
540 | ||
541 | /* Deassert memory peripheral sleep and L2 memory standby */ | |
542 | val |= Q6SS_L2DATA_STBY_N | Q6SS_SLP_RET_N; | |
543 | writel(val, qproc->reg_base + QDSP6SS_PWR_CTL_REG); | |
544 | ||
545 | /* Turn on L1, L2, ETB and JU memories 1 at a time */ | |
546 | val = readl(qproc->reg_base + QDSP6SS_MEM_PWR_CTL); | |
547 | for (i = 19; i >= 0; i--) { | |
548 | val |= BIT(i); | |
549 | writel(val, qproc->reg_base + | |
550 | QDSP6SS_MEM_PWR_CTL); | |
551 | /* | |
552 | * Read back value to ensure the write is done then | |
553 | * wait for 1us for both memory peripheral and data | |
554 | * array to turn on. | |
555 | */ | |
556 | val |= readl(qproc->reg_base + QDSP6SS_MEM_PWR_CTL); | |
557 | udelay(1); | |
558 | } | |
559 | /* Remove word line clamp */ | |
560 | val = readl(qproc->reg_base + QDSP6SS_PWR_CTL_REG); | |
561 | val &= ~QDSP6v56_CLAMP_WL; | |
562 | writel(val, qproc->reg_base + QDSP6SS_PWR_CTL_REG); | |
563 | } else { | |
564 | /* Assert resets, stop core */ | |
565 | val = readl(qproc->reg_base + QDSP6SS_RESET_REG); | |
566 | val |= Q6SS_CORE_ARES | Q6SS_BUS_ARES_ENABLE | Q6SS_STOP_CORE; | |
567 | writel(val, qproc->reg_base + QDSP6SS_RESET_REG); | |
568 | ||
569 | /* Enable power block headswitch and wait for it to stabilize */ | |
570 | val = readl(qproc->reg_base + QDSP6SS_PWR_CTL_REG); | |
571 | val |= QDSS_BHS_ON | QDSS_LDO_BYP; | |
572 | writel(val, qproc->reg_base + QDSP6SS_PWR_CTL_REG); | |
573 | val |= readl(qproc->reg_base + QDSP6SS_PWR_CTL_REG); | |
574 | udelay(1); | |
575 | /* | |
576 | * Turn on memories. L2 banks should be done individually | |
577 | * to minimize inrush current. | |
578 | */ | |
579 | val = readl(qproc->reg_base + QDSP6SS_PWR_CTL_REG); | |
580 | val |= Q6SS_SLP_RET_N | Q6SS_L2TAG_SLP_NRET_N | | |
581 | Q6SS_ETB_SLP_NRET_N | Q6SS_L2DATA_STBY_N; | |
582 | writel(val, qproc->reg_base + QDSP6SS_PWR_CTL_REG); | |
583 | val |= Q6SS_L2DATA_SLP_NRET_N_2; | |
584 | writel(val, qproc->reg_base + QDSP6SS_PWR_CTL_REG); | |
585 | val |= Q6SS_L2DATA_SLP_NRET_N_1; | |
586 | writel(val, qproc->reg_base + QDSP6SS_PWR_CTL_REG); | |
587 | val |= Q6SS_L2DATA_SLP_NRET_N_0; | |
588 | writel(val, qproc->reg_base + QDSP6SS_PWR_CTL_REG); | |
589 | } | |
051fb70f BA |
590 | /* Remove IO clamp */ |
591 | val &= ~Q6SS_CLAMP_IO; | |
592 | writel(val, qproc->reg_base + QDSP6SS_PWR_CTL_REG); | |
593 | ||
594 | /* Bring core out of reset */ | |
595 | val = readl(qproc->reg_base + QDSP6SS_RESET_REG); | |
596 | val &= ~Q6SS_CORE_ARES; | |
597 | writel(val, qproc->reg_base + QDSP6SS_RESET_REG); | |
598 | ||
599 | /* Turn on core clock */ | |
600 | val = readl(qproc->reg_base + QDSP6SS_GFMUX_CTL_REG); | |
601 | val |= Q6SS_CLK_ENABLE; | |
602 | writel(val, qproc->reg_base + QDSP6SS_GFMUX_CTL_REG); | |
603 | ||
604 | /* Start core execution */ | |
605 | val = readl(qproc->reg_base + QDSP6SS_RESET_REG); | |
606 | val &= ~Q6SS_STOP_CORE; | |
607 | writel(val, qproc->reg_base + QDSP6SS_RESET_REG); | |
608 | ||
231f67d1 | 609 | pbl_wait: |
051fb70f BA |
610 | /* Wait for PBL status */ |
611 | ret = q6v5_rmb_pbl_wait(qproc, 1000); | |
612 | if (ret == -ETIMEDOUT) { | |
613 | dev_err(qproc->dev, "PBL boot timed out\n"); | |
614 | } else if (ret != RMB_PBL_SUCCESS) { | |
615 | dev_err(qproc->dev, "PBL returned unexpected status %d\n", ret); | |
616 | ret = -EINVAL; | |
617 | } else { | |
618 | ret = 0; | |
619 | } | |
620 | ||
621 | return ret; | |
622 | } | |
623 | ||
624 | static void q6v5proc_halt_axi_port(struct q6v5 *qproc, | |
625 | struct regmap *halt_map, | |
626 | u32 offset) | |
627 | { | |
628 | unsigned long timeout; | |
629 | unsigned int val; | |
630 | int ret; | |
631 | ||
632 | /* Check if we're already idle */ | |
633 | ret = regmap_read(halt_map, offset + AXI_IDLE_REG, &val); | |
634 | if (!ret && val) | |
635 | return; | |
636 | ||
637 | /* Assert halt request */ | |
638 | regmap_write(halt_map, offset + AXI_HALTREQ_REG, 1); | |
639 | ||
640 | /* Wait for halt */ | |
641 | timeout = jiffies + msecs_to_jiffies(HALT_ACK_TIMEOUT_MS); | |
642 | for (;;) { | |
643 | ret = regmap_read(halt_map, offset + AXI_HALTACK_REG, &val); | |
644 | if (ret || val || time_after(jiffies, timeout)) | |
645 | break; | |
646 | ||
647 | msleep(1); | |
648 | } | |
649 | ||
650 | ret = regmap_read(halt_map, offset + AXI_IDLE_REG, &val); | |
651 | if (ret || !val) | |
652 | dev_err(qproc->dev, "port failed halt\n"); | |
653 | ||
654 | /* Clear halt request (port will remain halted until reset) */ | |
655 | regmap_write(halt_map, offset + AXI_HALTREQ_REG, 0); | |
656 | } | |
657 | ||
658 | static int q6v5_mpss_init_image(struct q6v5 *qproc, const struct firmware *fw) | |
659 | { | |
00085f1e | 660 | unsigned long dma_attrs = DMA_ATTR_FORCE_CONTIGUOUS; |
051fb70f | 661 | dma_addr_t phys; |
f04b9138 | 662 | void *metadata; |
6c5a9dc2 AKD |
663 | int mdata_perm; |
664 | int xferop_ret; | |
f04b9138 | 665 | size_t size; |
051fb70f BA |
666 | void *ptr; |
667 | int ret; | |
668 | ||
f04b9138 BA |
669 | metadata = qcom_mdt_read_metadata(fw, &size); |
670 | if (IS_ERR(metadata)) | |
671 | return PTR_ERR(metadata); | |
672 | ||
673 | ptr = dma_alloc_attrs(qproc->dev, size, &phys, GFP_KERNEL, dma_attrs); | |
051fb70f | 674 | if (!ptr) { |
f04b9138 | 675 | kfree(metadata); |
051fb70f BA |
676 | dev_err(qproc->dev, "failed to allocate mdt buffer\n"); |
677 | return -ENOMEM; | |
678 | } | |
679 | ||
f04b9138 | 680 | memcpy(ptr, metadata, size); |
051fb70f | 681 | |
6c5a9dc2 AKD |
682 | /* Hypervisor mapping to access metadata by modem */ |
683 | mdata_perm = BIT(QCOM_SCM_VMID_HLOS); | |
f04b9138 | 684 | ret = q6v5_xfer_mem_ownership(qproc, &mdata_perm, true, phys, size); |
9f2a4342 BA |
685 | if (ret) { |
686 | dev_err(qproc->dev, | |
687 | "assigning Q6 access to metadata failed: %d\n", ret); | |
1a5d5c59 CJ |
688 | ret = -EAGAIN; |
689 | goto free_dma_attrs; | |
9f2a4342 | 690 | } |
6c5a9dc2 | 691 | |
051fb70f BA |
692 | writel(phys, qproc->rmb_base + RMB_PMI_META_DATA_REG); |
693 | writel(RMB_CMD_META_DATA_READY, qproc->rmb_base + RMB_MBA_COMMAND_REG); | |
694 | ||
695 | ret = q6v5_rmb_mba_wait(qproc, RMB_MBA_META_DATA_AUTH_SUCCESS, 1000); | |
696 | if (ret == -ETIMEDOUT) | |
697 | dev_err(qproc->dev, "MPSS header authentication timed out\n"); | |
698 | else if (ret < 0) | |
699 | dev_err(qproc->dev, "MPSS header authentication failed: %d\n", ret); | |
700 | ||
6c5a9dc2 | 701 | /* Metadata authentication done, remove modem access */ |
f04b9138 | 702 | xferop_ret = q6v5_xfer_mem_ownership(qproc, &mdata_perm, false, phys, size); |
6c5a9dc2 AKD |
703 | if (xferop_ret) |
704 | dev_warn(qproc->dev, | |
705 | "mdt buffer not reclaimed system may become unstable\n"); | |
706 | ||
1a5d5c59 | 707 | free_dma_attrs: |
f04b9138 BA |
708 | dma_free_attrs(qproc->dev, size, ptr, phys, dma_attrs); |
709 | kfree(metadata); | |
051fb70f BA |
710 | |
711 | return ret < 0 ? ret : 0; | |
712 | } | |
713 | ||
e7fd2522 BA |
714 | static bool q6v5_phdr_valid(const struct elf32_phdr *phdr) |
715 | { | |
716 | if (phdr->p_type != PT_LOAD) | |
717 | return false; | |
718 | ||
719 | if ((phdr->p_flags & QCOM_MDT_TYPE_MASK) == QCOM_MDT_TYPE_HASH) | |
720 | return false; | |
721 | ||
722 | if (!phdr->p_memsz) | |
723 | return false; | |
724 | ||
725 | return true; | |
726 | } | |
727 | ||
0304530d SS |
728 | static int q6v5_mba_load(struct q6v5 *qproc) |
729 | { | |
730 | int ret; | |
731 | int xfermemop_ret; | |
732 | ||
733 | qcom_q6v5_prepare(&qproc->q6v5); | |
734 | ||
deb9bb83 BA |
735 | ret = q6v5_pds_enable(qproc, qproc->active_pds, qproc->active_pd_count); |
736 | if (ret < 0) { | |
737 | dev_err(qproc->dev, "failed to enable active power domains\n"); | |
738 | goto disable_irqs; | |
739 | } | |
740 | ||
4760a896 RN |
741 | ret = q6v5_pds_enable(qproc, qproc->proxy_pds, qproc->proxy_pd_count); |
742 | if (ret < 0) { | |
743 | dev_err(qproc->dev, "failed to enable proxy power domains\n"); | |
deb9bb83 | 744 | goto disable_active_pds; |
4760a896 RN |
745 | } |
746 | ||
0304530d SS |
747 | ret = q6v5_regulator_enable(qproc, qproc->proxy_regs, |
748 | qproc->proxy_reg_count); | |
749 | if (ret) { | |
750 | dev_err(qproc->dev, "failed to enable proxy supplies\n"); | |
4760a896 | 751 | goto disable_proxy_pds; |
0304530d SS |
752 | } |
753 | ||
754 | ret = q6v5_clk_enable(qproc->dev, qproc->proxy_clks, | |
755 | qproc->proxy_clk_count); | |
756 | if (ret) { | |
757 | dev_err(qproc->dev, "failed to enable proxy clocks\n"); | |
758 | goto disable_proxy_reg; | |
759 | } | |
760 | ||
761 | ret = q6v5_regulator_enable(qproc, qproc->active_regs, | |
762 | qproc->active_reg_count); | |
763 | if (ret) { | |
764 | dev_err(qproc->dev, "failed to enable supplies\n"); | |
765 | goto disable_proxy_clk; | |
766 | } | |
767 | ||
768 | ret = q6v5_clk_enable(qproc->dev, qproc->reset_clks, | |
769 | qproc->reset_clk_count); | |
770 | if (ret) { | |
771 | dev_err(qproc->dev, "failed to enable reset clocks\n"); | |
772 | goto disable_vdd; | |
773 | } | |
774 | ||
775 | ret = q6v5_reset_deassert(qproc); | |
776 | if (ret) { | |
777 | dev_err(qproc->dev, "failed to deassert mss restart\n"); | |
778 | goto disable_reset_clks; | |
779 | } | |
780 | ||
781 | ret = q6v5_clk_enable(qproc->dev, qproc->active_clks, | |
782 | qproc->active_clk_count); | |
783 | if (ret) { | |
784 | dev_err(qproc->dev, "failed to enable clocks\n"); | |
785 | goto assert_reset; | |
786 | } | |
787 | ||
788 | /* Assign MBA image access in DDR to q6 */ | |
789 | ret = q6v5_xfer_mem_ownership(qproc, &qproc->mba_perm, true, | |
790 | qproc->mba_phys, qproc->mba_size); | |
791 | if (ret) { | |
792 | dev_err(qproc->dev, | |
793 | "assigning Q6 access to mba memory failed: %d\n", ret); | |
794 | goto disable_active_clks; | |
795 | } | |
796 | ||
797 | writel(qproc->mba_phys, qproc->rmb_base + RMB_MBA_IMAGE_REG); | |
798 | ||
799 | ret = q6v5proc_reset(qproc); | |
800 | if (ret) | |
801 | goto reclaim_mba; | |
802 | ||
803 | ret = q6v5_rmb_mba_wait(qproc, 0, 5000); | |
804 | if (ret == -ETIMEDOUT) { | |
805 | dev_err(qproc->dev, "MBA boot timed out\n"); | |
806 | goto halt_axi_ports; | |
807 | } else if (ret != RMB_MBA_XPU_UNLOCKED && | |
808 | ret != RMB_MBA_XPU_UNLOCKED_SCRIBBLED) { | |
809 | dev_err(qproc->dev, "MBA returned unexpected status %d\n", ret); | |
810 | ret = -EINVAL; | |
811 | goto halt_axi_ports; | |
812 | } | |
813 | ||
814 | qproc->dump_mba_loaded = true; | |
815 | return 0; | |
816 | ||
817 | halt_axi_ports: | |
818 | q6v5proc_halt_axi_port(qproc, qproc->halt_map, qproc->halt_q6); | |
819 | q6v5proc_halt_axi_port(qproc, qproc->halt_map, qproc->halt_modem); | |
820 | q6v5proc_halt_axi_port(qproc, qproc->halt_map, qproc->halt_nc); | |
821 | ||
822 | reclaim_mba: | |
823 | xfermemop_ret = q6v5_xfer_mem_ownership(qproc, &qproc->mba_perm, false, | |
824 | qproc->mba_phys, | |
825 | qproc->mba_size); | |
826 | if (xfermemop_ret) { | |
827 | dev_err(qproc->dev, | |
828 | "Failed to reclaim mba buffer, system may become unstable\n"); | |
829 | } | |
830 | ||
831 | disable_active_clks: | |
832 | q6v5_clk_disable(qproc->dev, qproc->active_clks, | |
833 | qproc->active_clk_count); | |
834 | assert_reset: | |
835 | q6v5_reset_assert(qproc); | |
836 | disable_reset_clks: | |
837 | q6v5_clk_disable(qproc->dev, qproc->reset_clks, | |
838 | qproc->reset_clk_count); | |
839 | disable_vdd: | |
840 | q6v5_regulator_disable(qproc, qproc->active_regs, | |
841 | qproc->active_reg_count); | |
842 | disable_proxy_clk: | |
843 | q6v5_clk_disable(qproc->dev, qproc->proxy_clks, | |
844 | qproc->proxy_clk_count); | |
845 | disable_proxy_reg: | |
846 | q6v5_regulator_disable(qproc, qproc->proxy_regs, | |
847 | qproc->proxy_reg_count); | |
4760a896 RN |
848 | disable_proxy_pds: |
849 | q6v5_pds_disable(qproc, qproc->proxy_pds, qproc->proxy_pd_count); | |
deb9bb83 BA |
850 | disable_active_pds: |
851 | q6v5_pds_disable(qproc, qproc->active_pds, qproc->active_pd_count); | |
0304530d SS |
852 | disable_irqs: |
853 | qcom_q6v5_unprepare(&qproc->q6v5); | |
854 | ||
855 | return ret; | |
856 | } | |
857 | ||
858 | static void q6v5_mba_reclaim(struct q6v5 *qproc) | |
859 | { | |
860 | int ret; | |
861 | u32 val; | |
862 | ||
863 | qproc->dump_mba_loaded = false; | |
864 | ||
865 | q6v5proc_halt_axi_port(qproc, qproc->halt_map, qproc->halt_q6); | |
866 | q6v5proc_halt_axi_port(qproc, qproc->halt_map, qproc->halt_modem); | |
867 | q6v5proc_halt_axi_port(qproc, qproc->halt_map, qproc->halt_nc); | |
868 | if (qproc->version == MSS_MSM8996) { | |
869 | /* | |
870 | * To avoid high MX current during LPASS/MSS restart. | |
871 | */ | |
872 | val = readl(qproc->reg_base + QDSP6SS_PWR_CTL_REG); | |
873 | val |= Q6SS_CLAMP_IO | QDSP6v56_CLAMP_WL | | |
874 | QDSP6v56_CLAMP_QMC_MEM; | |
875 | writel(val, qproc->reg_base + QDSP6SS_PWR_CTL_REG); | |
876 | } | |
877 | ||
878 | ret = q6v5_xfer_mem_ownership(qproc, &qproc->mpss_perm, | |
879 | false, qproc->mpss_phys, | |
880 | qproc->mpss_size); | |
881 | WARN_ON(ret); | |
882 | ||
883 | q6v5_reset_assert(qproc); | |
884 | ||
885 | q6v5_clk_disable(qproc->dev, qproc->reset_clks, | |
886 | qproc->reset_clk_count); | |
887 | q6v5_clk_disable(qproc->dev, qproc->active_clks, | |
888 | qproc->active_clk_count); | |
889 | q6v5_regulator_disable(qproc, qproc->active_regs, | |
890 | qproc->active_reg_count); | |
deb9bb83 | 891 | q6v5_pds_disable(qproc, qproc->active_pds, qproc->active_pd_count); |
0304530d SS |
892 | |
893 | /* In case of failure or coredump scenario where reclaiming MBA memory | |
894 | * could not happen reclaim it here. | |
895 | */ | |
896 | ret = q6v5_xfer_mem_ownership(qproc, &qproc->mba_perm, false, | |
897 | qproc->mba_phys, | |
898 | qproc->mba_size); | |
899 | WARN_ON(ret); | |
900 | ||
901 | ret = qcom_q6v5_unprepare(&qproc->q6v5); | |
902 | if (ret) { | |
4760a896 RN |
903 | q6v5_pds_disable(qproc, qproc->proxy_pds, |
904 | qproc->proxy_pd_count); | |
0304530d SS |
905 | q6v5_clk_disable(qproc->dev, qproc->proxy_clks, |
906 | qproc->proxy_clk_count); | |
907 | q6v5_regulator_disable(qproc, qproc->proxy_regs, | |
908 | qproc->proxy_reg_count); | |
909 | } | |
910 | } | |
911 | ||
e7fd2522 | 912 | static int q6v5_mpss_load(struct q6v5 *qproc) |
051fb70f BA |
913 | { |
914 | const struct elf32_phdr *phdrs; | |
915 | const struct elf32_phdr *phdr; | |
e7fd2522 BA |
916 | const struct firmware *seg_fw; |
917 | const struct firmware *fw; | |
051fb70f | 918 | struct elf32_hdr *ehdr; |
e7fd2522 | 919 | phys_addr_t mpss_reloc; |
051fb70f | 920 | phys_addr_t boot_addr; |
d7dc899a | 921 | phys_addr_t min_addr = PHYS_ADDR_MAX; |
e7fd2522 BA |
922 | phys_addr_t max_addr = 0; |
923 | bool relocate = false; | |
a5a4e02d SS |
924 | char *fw_name; |
925 | size_t fw_name_len; | |
01625cc5 | 926 | ssize_t offset; |
94c90785 | 927 | size_t size = 0; |
e7fd2522 | 928 | void *ptr; |
051fb70f BA |
929 | int ret; |
930 | int i; | |
931 | ||
a5a4e02d SS |
932 | fw_name_len = strlen(qproc->hexagon_mdt_image); |
933 | if (fw_name_len <= 4) | |
934 | return -EINVAL; | |
935 | ||
936 | fw_name = kstrdup(qproc->hexagon_mdt_image, GFP_KERNEL); | |
937 | if (!fw_name) | |
938 | return -ENOMEM; | |
939 | ||
940 | ret = request_firmware(&fw, fw_name, qproc->dev); | |
e7fd2522 | 941 | if (ret < 0) { |
a5a4e02d SS |
942 | dev_err(qproc->dev, "unable to load %s\n", fw_name); |
943 | goto out; | |
051fb70f BA |
944 | } |
945 | ||
e7fd2522 BA |
946 | /* Initialize the RMB validator */ |
947 | writel(0, qproc->rmb_base + RMB_PMI_CODE_LENGTH_REG); | |
948 | ||
949 | ret = q6v5_mpss_init_image(qproc, fw); | |
950 | if (ret) | |
951 | goto release_firmware; | |
051fb70f BA |
952 | |
953 | ehdr = (struct elf32_hdr *)fw->data; | |
954 | phdrs = (struct elf32_phdr *)(ehdr + 1); | |
e7fd2522 BA |
955 | |
956 | for (i = 0; i < ehdr->e_phnum; i++) { | |
051fb70f BA |
957 | phdr = &phdrs[i]; |
958 | ||
e7fd2522 | 959 | if (!q6v5_phdr_valid(phdr)) |
051fb70f BA |
960 | continue; |
961 | ||
e7fd2522 BA |
962 | if (phdr->p_flags & QCOM_MDT_RELOCATABLE) |
963 | relocate = true; | |
051fb70f | 964 | |
e7fd2522 BA |
965 | if (phdr->p_paddr < min_addr) |
966 | min_addr = phdr->p_paddr; | |
967 | ||
968 | if (phdr->p_paddr + phdr->p_memsz > max_addr) | |
969 | max_addr = ALIGN(phdr->p_paddr + phdr->p_memsz, SZ_4K); | |
970 | } | |
971 | ||
972 | mpss_reloc = relocate ? min_addr : qproc->mpss_phys; | |
3bf62eb7 | 973 | qproc->mpss_reloc = mpss_reloc; |
94c90785 | 974 | /* Load firmware segments */ |
e7fd2522 BA |
975 | for (i = 0; i < ehdr->e_phnum; i++) { |
976 | phdr = &phdrs[i]; | |
977 | ||
978 | if (!q6v5_phdr_valid(phdr)) | |
051fb70f BA |
979 | continue; |
980 | ||
e7fd2522 BA |
981 | offset = phdr->p_paddr - mpss_reloc; |
982 | if (offset < 0 || offset + phdr->p_memsz > qproc->mpss_size) { | |
983 | dev_err(qproc->dev, "segment outside memory range\n"); | |
984 | ret = -EINVAL; | |
985 | goto release_firmware; | |
986 | } | |
987 | ||
988 | ptr = qproc->mpss_region + offset; | |
989 | ||
f04b9138 BA |
990 | if (phdr->p_filesz && phdr->p_offset < fw->size) { |
991 | /* Firmware is large enough to be non-split */ | |
992 | if (phdr->p_offset + phdr->p_filesz > fw->size) { | |
993 | dev_err(qproc->dev, | |
994 | "failed to load segment %d from truncated file %s\n", | |
995 | i, fw_name); | |
996 | ret = -EINVAL; | |
997 | goto release_firmware; | |
998 | } | |
999 | ||
1000 | memcpy(ptr, fw->data + phdr->p_offset, phdr->p_filesz); | |
1001 | } else if (phdr->p_filesz) { | |
a5a4e02d SS |
1002 | /* Replace "xxx.xxx" with "xxx.bxx" */ |
1003 | sprintf(fw_name + fw_name_len - 3, "b%02d", i); | |
1004 | ret = request_firmware(&seg_fw, fw_name, qproc->dev); | |
e7fd2522 | 1005 | if (ret) { |
a5a4e02d | 1006 | dev_err(qproc->dev, "failed to load %s\n", fw_name); |
e7fd2522 BA |
1007 | goto release_firmware; |
1008 | } | |
1009 | ||
1010 | memcpy(ptr, seg_fw->data, seg_fw->size); | |
1011 | ||
1012 | release_firmware(seg_fw); | |
1013 | } | |
1014 | ||
1015 | if (phdr->p_memsz > phdr->p_filesz) { | |
1016 | memset(ptr + phdr->p_filesz, 0, | |
1017 | phdr->p_memsz - phdr->p_filesz); | |
1018 | } | |
051fb70f | 1019 | size += phdr->p_memsz; |
051fb70f BA |
1020 | } |
1021 | ||
6c5a9dc2 AKD |
1022 | /* Transfer ownership of modem ddr region to q6 */ |
1023 | ret = q6v5_xfer_mem_ownership(qproc, &qproc->mpss_perm, true, | |
1024 | qproc->mpss_phys, qproc->mpss_size); | |
9f2a4342 BA |
1025 | if (ret) { |
1026 | dev_err(qproc->dev, | |
1027 | "assigning Q6 access to mpss memory failed: %d\n", ret); | |
1a5d5c59 CJ |
1028 | ret = -EAGAIN; |
1029 | goto release_firmware; | |
9f2a4342 | 1030 | } |
6c5a9dc2 | 1031 | |
94c90785 AKD |
1032 | boot_addr = relocate ? qproc->mpss_phys : min_addr; |
1033 | writel(boot_addr, qproc->rmb_base + RMB_PMI_CODE_START_REG); | |
1034 | writel(RMB_CMD_LOAD_READY, qproc->rmb_base + RMB_MBA_COMMAND_REG); | |
1035 | writel(size, qproc->rmb_base + RMB_PMI_CODE_LENGTH_REG); | |
1036 | ||
72beb490 BA |
1037 | ret = q6v5_rmb_mba_wait(qproc, RMB_MBA_AUTH_COMPLETE, 10000); |
1038 | if (ret == -ETIMEDOUT) | |
1039 | dev_err(qproc->dev, "MPSS authentication timed out\n"); | |
1040 | else if (ret < 0) | |
1041 | dev_err(qproc->dev, "MPSS authentication failed: %d\n", ret); | |
1042 | ||
051fb70f BA |
1043 | release_firmware: |
1044 | release_firmware(fw); | |
a5a4e02d SS |
1045 | out: |
1046 | kfree(fw_name); | |
051fb70f BA |
1047 | |
1048 | return ret < 0 ? ret : 0; | |
1049 | } | |
1050 | ||
7dd8ade2 SS |
1051 | static void qcom_q6v5_dump_segment(struct rproc *rproc, |
1052 | struct rproc_dump_segment *segment, | |
1053 | void *dest) | |
1054 | { | |
1055 | int ret = 0; | |
1056 | struct q6v5 *qproc = rproc->priv; | |
1057 | unsigned long mask = BIT((unsigned long)segment->priv); | |
1058 | void *ptr = rproc_da_to_va(rproc, segment->da, segment->size); | |
1059 | ||
1060 | /* Unlock mba before copying segments */ | |
1061 | if (!qproc->dump_mba_loaded) | |
1062 | ret = q6v5_mba_load(qproc); | |
1063 | ||
1064 | if (!ptr || ret) | |
1065 | memset(dest, 0xff, segment->size); | |
1066 | else | |
1067 | memcpy(dest, ptr, segment->size); | |
1068 | ||
1069 | qproc->dump_segment_mask |= mask; | |
1070 | ||
1071 | /* Reclaim mba after copying segments */ | |
1072 | if (qproc->dump_segment_mask == qproc->dump_complete_mask) { | |
1073 | if (qproc->dump_mba_loaded) | |
1074 | q6v5_mba_reclaim(qproc); | |
1075 | } | |
1076 | } | |
1077 | ||
051fb70f BA |
1078 | static int q6v5_start(struct rproc *rproc) |
1079 | { | |
1080 | struct q6v5 *qproc = (struct q6v5 *)rproc->priv; | |
6c5a9dc2 | 1081 | int xfermemop_ret; |
051fb70f BA |
1082 | int ret; |
1083 | ||
0304530d | 1084 | ret = q6v5_mba_load(qproc); |
051fb70f | 1085 | if (ret) |
0304530d | 1086 | return ret; |
051fb70f BA |
1087 | |
1088 | dev_info(qproc->dev, "MBA booted, loading mpss\n"); | |
1089 | ||
1090 | ret = q6v5_mpss_load(qproc); | |
1091 | if (ret) | |
6c5a9dc2 | 1092 | goto reclaim_mpss; |
051fb70f | 1093 | |
7d674731 BA |
1094 | ret = qcom_q6v5_wait_for_start(&qproc->q6v5, msecs_to_jiffies(5000)); |
1095 | if (ret == -ETIMEDOUT) { | |
051fb70f | 1096 | dev_err(qproc->dev, "start timed out\n"); |
6c5a9dc2 | 1097 | goto reclaim_mpss; |
051fb70f BA |
1098 | } |
1099 | ||
6c5a9dc2 AKD |
1100 | xfermemop_ret = q6v5_xfer_mem_ownership(qproc, &qproc->mba_perm, false, |
1101 | qproc->mba_phys, | |
1102 | qproc->mba_size); | |
1103 | if (xfermemop_ret) | |
1104 | dev_err(qproc->dev, | |
1105 | "Failed to reclaim mba buffer system may become unstable\n"); | |
7dd8ade2 SS |
1106 | |
1107 | /* Reset Dump Segment Mask */ | |
1108 | qproc->dump_segment_mask = 0; | |
051fb70f BA |
1109 | qproc->running = true; |
1110 | ||
051fb70f BA |
1111 | return 0; |
1112 | ||
6c5a9dc2 AKD |
1113 | reclaim_mpss: |
1114 | xfermemop_ret = q6v5_xfer_mem_ownership(qproc, &qproc->mpss_perm, | |
1115 | false, qproc->mpss_phys, | |
1116 | qproc->mpss_size); | |
1117 | WARN_ON(xfermemop_ret); | |
0304530d | 1118 | q6v5_mba_reclaim(qproc); |
663e9845 | 1119 | |
051fb70f BA |
1120 | return ret; |
1121 | } | |
1122 | ||
1123 | static int q6v5_stop(struct rproc *rproc) | |
1124 | { | |
1125 | struct q6v5 *qproc = (struct q6v5 *)rproc->priv; | |
1126 | int ret; | |
1127 | ||
1128 | qproc->running = false; | |
1129 | ||
7d674731 BA |
1130 | ret = qcom_q6v5_request_stop(&qproc->q6v5); |
1131 | if (ret == -ETIMEDOUT) | |
051fb70f BA |
1132 | dev_err(qproc->dev, "timed out on wait\n"); |
1133 | ||
0304530d | 1134 | q6v5_mba_reclaim(qproc); |
051fb70f BA |
1135 | |
1136 | return 0; | |
1137 | } | |
1138 | ||
1139 | static void *q6v5_da_to_va(struct rproc *rproc, u64 da, int len) | |
1140 | { | |
1141 | struct q6v5 *qproc = rproc->priv; | |
1142 | int offset; | |
1143 | ||
1144 | offset = da - qproc->mpss_reloc; | |
1145 | if (offset < 0 || offset + len > qproc->mpss_size) | |
1146 | return NULL; | |
1147 | ||
1148 | return qproc->mpss_region + offset; | |
1149 | } | |
1150 | ||
f18b7e91 SS |
1151 | static int qcom_q6v5_register_dump_segments(struct rproc *rproc, |
1152 | const struct firmware *mba_fw) | |
1153 | { | |
1154 | const struct firmware *fw; | |
1155 | const struct elf32_phdr *phdrs; | |
1156 | const struct elf32_phdr *phdr; | |
1157 | const struct elf32_hdr *ehdr; | |
1158 | struct q6v5 *qproc = rproc->priv; | |
1159 | unsigned long i; | |
1160 | int ret; | |
1161 | ||
a5a4e02d | 1162 | ret = request_firmware(&fw, qproc->hexagon_mdt_image, qproc->dev); |
f18b7e91 | 1163 | if (ret < 0) { |
a5a4e02d SS |
1164 | dev_err(qproc->dev, "unable to load %s\n", |
1165 | qproc->hexagon_mdt_image); | |
f18b7e91 SS |
1166 | return ret; |
1167 | } | |
1168 | ||
1169 | ehdr = (struct elf32_hdr *)fw->data; | |
1170 | phdrs = (struct elf32_phdr *)(ehdr + 1); | |
1171 | qproc->dump_complete_mask = 0; | |
1172 | ||
1173 | for (i = 0; i < ehdr->e_phnum; i++) { | |
1174 | phdr = &phdrs[i]; | |
1175 | ||
1176 | if (!q6v5_phdr_valid(phdr)) | |
1177 | continue; | |
1178 | ||
1179 | ret = rproc_coredump_add_custom_segment(rproc, phdr->p_paddr, | |
1180 | phdr->p_memsz, | |
1181 | qcom_q6v5_dump_segment, | |
1182 | (void *)i); | |
1183 | if (ret) | |
1184 | break; | |
1185 | ||
1186 | qproc->dump_complete_mask |= BIT(i); | |
1187 | } | |
1188 | ||
1189 | release_firmware(fw); | |
1190 | return ret; | |
1191 | } | |
1192 | ||
051fb70f BA |
1193 | static const struct rproc_ops q6v5_ops = { |
1194 | .start = q6v5_start, | |
1195 | .stop = q6v5_stop, | |
1196 | .da_to_va = q6v5_da_to_va, | |
f18b7e91 | 1197 | .parse_fw = qcom_q6v5_register_dump_segments, |
0f21f9cc | 1198 | .load = q6v5_load, |
051fb70f BA |
1199 | }; |
1200 | ||
7d674731 | 1201 | static void qcom_msa_handover(struct qcom_q6v5 *q6v5) |
663e9845 | 1202 | { |
7d674731 | 1203 | struct q6v5 *qproc = container_of(q6v5, struct q6v5, q6v5); |
663e9845 SS |
1204 | |
1205 | q6v5_clk_disable(qproc->dev, qproc->proxy_clks, | |
1206 | qproc->proxy_clk_count); | |
1207 | q6v5_regulator_disable(qproc, qproc->proxy_regs, | |
1208 | qproc->proxy_reg_count); | |
4760a896 | 1209 | q6v5_pds_disable(qproc, qproc->proxy_pds, qproc->proxy_pd_count); |
051fb70f BA |
1210 | } |
1211 | ||
1212 | static int q6v5_init_mem(struct q6v5 *qproc, struct platform_device *pdev) | |
1213 | { | |
1214 | struct of_phandle_args args; | |
1215 | struct resource *res; | |
1216 | int ret; | |
1217 | ||
1218 | res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "qdsp6"); | |
1219 | qproc->reg_base = devm_ioremap_resource(&pdev->dev, res); | |
b1653f23 | 1220 | if (IS_ERR(qproc->reg_base)) |
051fb70f | 1221 | return PTR_ERR(qproc->reg_base); |
051fb70f BA |
1222 | |
1223 | res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "rmb"); | |
1224 | qproc->rmb_base = devm_ioremap_resource(&pdev->dev, res); | |
b1653f23 | 1225 | if (IS_ERR(qproc->rmb_base)) |
051fb70f | 1226 | return PTR_ERR(qproc->rmb_base); |
051fb70f BA |
1227 | |
1228 | ret = of_parse_phandle_with_fixed_args(pdev->dev.of_node, | |
1229 | "qcom,halt-regs", 3, 0, &args); | |
1230 | if (ret < 0) { | |
1231 | dev_err(&pdev->dev, "failed to parse qcom,halt-regs\n"); | |
1232 | return -EINVAL; | |
1233 | } | |
1234 | ||
1235 | qproc->halt_map = syscon_node_to_regmap(args.np); | |
1236 | of_node_put(args.np); | |
1237 | if (IS_ERR(qproc->halt_map)) | |
1238 | return PTR_ERR(qproc->halt_map); | |
1239 | ||
1240 | qproc->halt_q6 = args.args[0]; | |
1241 | qproc->halt_modem = args.args[1]; | |
1242 | qproc->halt_nc = args.args[2]; | |
1243 | ||
1244 | return 0; | |
1245 | } | |
1246 | ||
39b2410b AKD |
1247 | static int q6v5_init_clocks(struct device *dev, struct clk **clks, |
1248 | char **clk_names) | |
051fb70f | 1249 | { |
39b2410b | 1250 | int i; |
051fb70f | 1251 | |
39b2410b AKD |
1252 | if (!clk_names) |
1253 | return 0; | |
1254 | ||
1255 | for (i = 0; clk_names[i]; i++) { | |
1256 | clks[i] = devm_clk_get(dev, clk_names[i]); | |
1257 | if (IS_ERR(clks[i])) { | |
1258 | int rc = PTR_ERR(clks[i]); | |
051fb70f | 1259 | |
39b2410b AKD |
1260 | if (rc != -EPROBE_DEFER) |
1261 | dev_err(dev, "Failed to get %s clock\n", | |
1262 | clk_names[i]); | |
1263 | return rc; | |
1264 | } | |
051fb70f BA |
1265 | } |
1266 | ||
39b2410b | 1267 | return i; |
051fb70f BA |
1268 | } |
1269 | ||
4760a896 RN |
1270 | static int q6v5_pds_attach(struct device *dev, struct device **devs, |
1271 | char **pd_names) | |
1272 | { | |
1273 | size_t num_pds = 0; | |
1274 | int ret; | |
1275 | int i; | |
1276 | ||
1277 | if (!pd_names) | |
1278 | return 0; | |
1279 | ||
1280 | while (pd_names[num_pds]) | |
1281 | num_pds++; | |
1282 | ||
1283 | for (i = 0; i < num_pds; i++) { | |
1284 | devs[i] = dev_pm_domain_attach_by_name(dev, pd_names[i]); | |
1285 | if (IS_ERR(devs[i])) { | |
1286 | ret = PTR_ERR(devs[i]); | |
1287 | goto unroll_attach; | |
1288 | } | |
1289 | } | |
1290 | ||
1291 | return num_pds; | |
1292 | ||
1293 | unroll_attach: | |
1294 | for (i--; i >= 0; i--) | |
1295 | dev_pm_domain_detach(devs[i], false); | |
1296 | ||
1297 | return ret; | |
1298 | }; | |
1299 | ||
1300 | static void q6v5_pds_detach(struct q6v5 *qproc, struct device **pds, | |
1301 | size_t pd_count) | |
1302 | { | |
1303 | int i; | |
1304 | ||
1305 | for (i = 0; i < pd_count; i++) | |
1306 | dev_pm_domain_detach(pds[i], false); | |
1307 | } | |
1308 | ||
051fb70f BA |
1309 | static int q6v5_init_reset(struct q6v5 *qproc) |
1310 | { | |
5acbf7e5 | 1311 | qproc->mss_restart = devm_reset_control_get_exclusive(qproc->dev, |
9e483efd | 1312 | "mss_restart"); |
051fb70f BA |
1313 | if (IS_ERR(qproc->mss_restart)) { |
1314 | dev_err(qproc->dev, "failed to acquire mss restart\n"); | |
1315 | return PTR_ERR(qproc->mss_restart); | |
1316 | } | |
1317 | ||
29a5f9aa SS |
1318 | if (qproc->has_alt_reset) { |
1319 | qproc->pdc_reset = devm_reset_control_get_exclusive(qproc->dev, | |
1320 | "pdc_reset"); | |
1321 | if (IS_ERR(qproc->pdc_reset)) { | |
1322 | dev_err(qproc->dev, "failed to acquire pdc reset\n"); | |
1323 | return PTR_ERR(qproc->pdc_reset); | |
1324 | } | |
1325 | } | |
1326 | ||
051fb70f BA |
1327 | return 0; |
1328 | } | |
1329 | ||
051fb70f BA |
1330 | static int q6v5_alloc_memory_region(struct q6v5 *qproc) |
1331 | { | |
1332 | struct device_node *child; | |
1333 | struct device_node *node; | |
1334 | struct resource r; | |
1335 | int ret; | |
1336 | ||
1337 | child = of_get_child_by_name(qproc->dev->of_node, "mba"); | |
1338 | node = of_parse_phandle(child, "memory-region", 0); | |
1339 | ret = of_address_to_resource(node, 0, &r); | |
1340 | if (ret) { | |
1341 | dev_err(qproc->dev, "unable to resolve mba region\n"); | |
1342 | return ret; | |
1343 | } | |
278d744c | 1344 | of_node_put(node); |
051fb70f BA |
1345 | |
1346 | qproc->mba_phys = r.start; | |
1347 | qproc->mba_size = resource_size(&r); | |
1348 | qproc->mba_region = devm_ioremap_wc(qproc->dev, qproc->mba_phys, qproc->mba_size); | |
1349 | if (!qproc->mba_region) { | |
1350 | dev_err(qproc->dev, "unable to map memory region: %pa+%zx\n", | |
1351 | &r.start, qproc->mba_size); | |
1352 | return -EBUSY; | |
1353 | } | |
1354 | ||
1355 | child = of_get_child_by_name(qproc->dev->of_node, "mpss"); | |
1356 | node = of_parse_phandle(child, "memory-region", 0); | |
1357 | ret = of_address_to_resource(node, 0, &r); | |
1358 | if (ret) { | |
1359 | dev_err(qproc->dev, "unable to resolve mpss region\n"); | |
1360 | return ret; | |
1361 | } | |
278d744c | 1362 | of_node_put(node); |
051fb70f BA |
1363 | |
1364 | qproc->mpss_phys = qproc->mpss_reloc = r.start; | |
1365 | qproc->mpss_size = resource_size(&r); | |
1366 | qproc->mpss_region = devm_ioremap_wc(qproc->dev, qproc->mpss_phys, qproc->mpss_size); | |
1367 | if (!qproc->mpss_region) { | |
1368 | dev_err(qproc->dev, "unable to map memory region: %pa+%zx\n", | |
1369 | &r.start, qproc->mpss_size); | |
1370 | return -EBUSY; | |
1371 | } | |
1372 | ||
1373 | return 0; | |
1374 | } | |
1375 | ||
1376 | static int q6v5_probe(struct platform_device *pdev) | |
1377 | { | |
7a8ffe1f | 1378 | const struct rproc_hexagon_res *desc; |
051fb70f BA |
1379 | struct q6v5 *qproc; |
1380 | struct rproc *rproc; | |
a5a4e02d | 1381 | const char *mba_image; |
051fb70f BA |
1382 | int ret; |
1383 | ||
7a8ffe1f AKD |
1384 | desc = of_device_get_match_data(&pdev->dev); |
1385 | if (!desc) | |
1386 | return -EINVAL; | |
1387 | ||
bbcda302 BN |
1388 | if (desc->need_mem_protection && !qcom_scm_is_available()) |
1389 | return -EPROBE_DEFER; | |
1390 | ||
a5a4e02d SS |
1391 | mba_image = desc->hexagon_mba_image; |
1392 | ret = of_property_read_string_index(pdev->dev.of_node, "firmware-name", | |
1393 | 0, &mba_image); | |
1394 | if (ret < 0 && ret != -EINVAL) | |
1395 | return ret; | |
1396 | ||
051fb70f | 1397 | rproc = rproc_alloc(&pdev->dev, pdev->name, &q6v5_ops, |
a5a4e02d | 1398 | mba_image, sizeof(*qproc)); |
051fb70f BA |
1399 | if (!rproc) { |
1400 | dev_err(&pdev->dev, "failed to allocate rproc\n"); | |
1401 | return -ENOMEM; | |
1402 | } | |
1403 | ||
4107102d RF |
1404 | rproc->auto_boot = false; |
1405 | ||
051fb70f BA |
1406 | qproc = (struct q6v5 *)rproc->priv; |
1407 | qproc->dev = &pdev->dev; | |
1408 | qproc->rproc = rproc; | |
a5a4e02d SS |
1409 | qproc->hexagon_mdt_image = "modem.mdt"; |
1410 | ret = of_property_read_string_index(pdev->dev.of_node, "firmware-name", | |
1411 | 1, &qproc->hexagon_mdt_image); | |
1412 | if (ret < 0 && ret != -EINVAL) | |
1413 | return ret; | |
1414 | ||
051fb70f BA |
1415 | platform_set_drvdata(pdev, qproc); |
1416 | ||
051fb70f BA |
1417 | ret = q6v5_init_mem(qproc, pdev); |
1418 | if (ret) | |
1419 | goto free_rproc; | |
1420 | ||
1421 | ret = q6v5_alloc_memory_region(qproc); | |
1422 | if (ret) | |
1423 | goto free_rproc; | |
1424 | ||
39b2410b AKD |
1425 | ret = q6v5_init_clocks(&pdev->dev, qproc->proxy_clks, |
1426 | desc->proxy_clk_names); | |
1427 | if (ret < 0) { | |
1428 | dev_err(&pdev->dev, "Failed to get proxy clocks.\n"); | |
051fb70f | 1429 | goto free_rproc; |
39b2410b AKD |
1430 | } |
1431 | qproc->proxy_clk_count = ret; | |
1432 | ||
231f67d1 SS |
1433 | ret = q6v5_init_clocks(&pdev->dev, qproc->reset_clks, |
1434 | desc->reset_clk_names); | |
1435 | if (ret < 0) { | |
1436 | dev_err(&pdev->dev, "Failed to get reset clocks.\n"); | |
1437 | goto free_rproc; | |
1438 | } | |
1439 | qproc->reset_clk_count = ret; | |
1440 | ||
39b2410b AKD |
1441 | ret = q6v5_init_clocks(&pdev->dev, qproc->active_clks, |
1442 | desc->active_clk_names); | |
1443 | if (ret < 0) { | |
1444 | dev_err(&pdev->dev, "Failed to get active clocks.\n"); | |
1445 | goto free_rproc; | |
1446 | } | |
1447 | qproc->active_clk_count = ret; | |
051fb70f | 1448 | |
19f902b5 AKD |
1449 | ret = q6v5_regulator_init(&pdev->dev, qproc->proxy_regs, |
1450 | desc->proxy_supply); | |
1451 | if (ret < 0) { | |
1452 | dev_err(&pdev->dev, "Failed to get proxy regulators.\n"); | |
051fb70f | 1453 | goto free_rproc; |
19f902b5 AKD |
1454 | } |
1455 | qproc->proxy_reg_count = ret; | |
1456 | ||
1457 | ret = q6v5_regulator_init(&pdev->dev, qproc->active_regs, | |
1458 | desc->active_supply); | |
1459 | if (ret < 0) { | |
1460 | dev_err(&pdev->dev, "Failed to get active regulators.\n"); | |
1461 | goto free_rproc; | |
1462 | } | |
1463 | qproc->active_reg_count = ret; | |
051fb70f | 1464 | |
deb9bb83 BA |
1465 | ret = q6v5_pds_attach(&pdev->dev, qproc->active_pds, |
1466 | desc->active_pd_names); | |
1467 | if (ret < 0) { | |
1468 | dev_err(&pdev->dev, "Failed to attach active power domains\n"); | |
1469 | goto free_rproc; | |
1470 | } | |
1471 | qproc->active_pd_count = ret; | |
1472 | ||
4760a896 RN |
1473 | ret = q6v5_pds_attach(&pdev->dev, qproc->proxy_pds, |
1474 | desc->proxy_pd_names); | |
1475 | if (ret < 0) { | |
1476 | dev_err(&pdev->dev, "Failed to init power domains\n"); | |
deb9bb83 | 1477 | goto detach_active_pds; |
4760a896 RN |
1478 | } |
1479 | qproc->proxy_pd_count = ret; | |
1480 | ||
29a5f9aa | 1481 | qproc->has_alt_reset = desc->has_alt_reset; |
051fb70f BA |
1482 | ret = q6v5_init_reset(qproc); |
1483 | if (ret) | |
4760a896 | 1484 | goto detach_proxy_pds; |
051fb70f | 1485 | |
9f058fa2 | 1486 | qproc->version = desc->version; |
6c5a9dc2 | 1487 | qproc->need_mem_protection = desc->need_mem_protection; |
051fb70f | 1488 | |
7d674731 BA |
1489 | ret = qcom_q6v5_init(&qproc->q6v5, pdev, rproc, MPSS_CRASH_REASON_SMEM, |
1490 | qcom_msa_handover); | |
1491 | if (ret) | |
4760a896 | 1492 | goto detach_proxy_pds; |
051fb70f | 1493 | |
6c5a9dc2 AKD |
1494 | qproc->mpss_perm = BIT(QCOM_SCM_VMID_HLOS); |
1495 | qproc->mba_perm = BIT(QCOM_SCM_VMID_HLOS); | |
4725496e | 1496 | qcom_add_glink_subdev(rproc, &qproc->glink_subdev); |
4b48921a | 1497 | qcom_add_smd_subdev(rproc, &qproc->smd_subdev); |
1e140df0 | 1498 | qcom_add_ssr_subdev(rproc, &qproc->ssr_subdev, "mpss"); |
1fb82ee8 | 1499 | qproc->sysmon = qcom_add_sysmon_subdev(rproc, "modem", 0x12); |
027045a6 SS |
1500 | if (IS_ERR(qproc->sysmon)) { |
1501 | ret = PTR_ERR(qproc->sysmon); | |
4760a896 | 1502 | goto detach_proxy_pds; |
027045a6 | 1503 | } |
4b48921a | 1504 | |
051fb70f BA |
1505 | ret = rproc_add(rproc); |
1506 | if (ret) | |
4760a896 | 1507 | goto detach_proxy_pds; |
051fb70f BA |
1508 | |
1509 | return 0; | |
1510 | ||
4760a896 RN |
1511 | detach_proxy_pds: |
1512 | q6v5_pds_detach(qproc, qproc->proxy_pds, qproc->proxy_pd_count); | |
deb9bb83 BA |
1513 | detach_active_pds: |
1514 | q6v5_pds_detach(qproc, qproc->active_pds, qproc->active_pd_count); | |
051fb70f | 1515 | free_rproc: |
433c0e04 | 1516 | rproc_free(rproc); |
051fb70f BA |
1517 | |
1518 | return ret; | |
1519 | } | |
1520 | ||
1521 | static int q6v5_remove(struct platform_device *pdev) | |
1522 | { | |
1523 | struct q6v5 *qproc = platform_get_drvdata(pdev); | |
1524 | ||
1525 | rproc_del(qproc->rproc); | |
4b48921a | 1526 | |
1fb82ee8 | 1527 | qcom_remove_sysmon_subdev(qproc->sysmon); |
4725496e | 1528 | qcom_remove_glink_subdev(qproc->rproc, &qproc->glink_subdev); |
4b48921a | 1529 | qcom_remove_smd_subdev(qproc->rproc, &qproc->smd_subdev); |
1e140df0 | 1530 | qcom_remove_ssr_subdev(qproc->rproc, &qproc->ssr_subdev); |
4760a896 | 1531 | |
deb9bb83 | 1532 | q6v5_pds_detach(qproc, qproc->active_pds, qproc->active_pd_count); |
4760a896 RN |
1533 | q6v5_pds_detach(qproc, qproc->proxy_pds, qproc->proxy_pd_count); |
1534 | ||
433c0e04 | 1535 | rproc_free(qproc->rproc); |
051fb70f BA |
1536 | |
1537 | return 0; | |
1538 | } | |
1539 | ||
231f67d1 SS |
1540 | static const struct rproc_hexagon_res sdm845_mss = { |
1541 | .hexagon_mba_image = "mba.mbn", | |
1542 | .proxy_clk_names = (char*[]){ | |
1543 | "xo", | |
231f67d1 SS |
1544 | "prng", |
1545 | NULL | |
1546 | }, | |
1547 | .reset_clk_names = (char*[]){ | |
1548 | "iface", | |
1549 | "snoc_axi", | |
1550 | NULL | |
1551 | }, | |
1552 | .active_clk_names = (char*[]){ | |
1553 | "bus", | |
1554 | "mem", | |
1555 | "gpll0_mss", | |
1556 | "mnoc_axi", | |
1557 | NULL | |
1558 | }, | |
deb9bb83 BA |
1559 | .active_pd_names = (char*[]){ |
1560 | "load_state", | |
1561 | NULL | |
1562 | }, | |
4760a896 RN |
1563 | .proxy_pd_names = (char*[]){ |
1564 | "cx", | |
1565 | "mx", | |
1566 | "mss", | |
1567 | NULL | |
1568 | }, | |
231f67d1 SS |
1569 | .need_mem_protection = true, |
1570 | .has_alt_reset = true, | |
1571 | .version = MSS_SDM845, | |
1572 | }; | |
1573 | ||
9f058fa2 AKD |
1574 | static const struct rproc_hexagon_res msm8996_mss = { |
1575 | .hexagon_mba_image = "mba.mbn", | |
47b87474 SS |
1576 | .proxy_supply = (struct qcom_mss_reg_res[]) { |
1577 | { | |
1578 | .supply = "pll", | |
1579 | .uA = 100000, | |
1580 | }, | |
1581 | {} | |
1582 | }, | |
9f058fa2 AKD |
1583 | .proxy_clk_names = (char*[]){ |
1584 | "xo", | |
1585 | "pnoc", | |
80ec419c | 1586 | "qdss", |
9f058fa2 AKD |
1587 | NULL |
1588 | }, | |
1589 | .active_clk_names = (char*[]){ | |
1590 | "iface", | |
1591 | "bus", | |
1592 | "mem", | |
80ec419c SS |
1593 | "gpll0_mss", |
1594 | "snoc_axi", | |
1595 | "mnoc_axi", | |
9f058fa2 AKD |
1596 | NULL |
1597 | }, | |
1598 | .need_mem_protection = true, | |
231f67d1 | 1599 | .has_alt_reset = false, |
9f058fa2 AKD |
1600 | .version = MSS_MSM8996, |
1601 | }; | |
1602 | ||
7a8ffe1f AKD |
1603 | static const struct rproc_hexagon_res msm8916_mss = { |
1604 | .hexagon_mba_image = "mba.mbn", | |
19f902b5 AKD |
1605 | .proxy_supply = (struct qcom_mss_reg_res[]) { |
1606 | { | |
1607 | .supply = "mx", | |
1608 | .uV = 1050000, | |
1609 | }, | |
1610 | { | |
1611 | .supply = "cx", | |
1612 | .uA = 100000, | |
1613 | }, | |
1614 | { | |
1615 | .supply = "pll", | |
1616 | .uA = 100000, | |
1617 | }, | |
1618 | {} | |
1619 | }, | |
39b2410b AKD |
1620 | .proxy_clk_names = (char*[]){ |
1621 | "xo", | |
1622 | NULL | |
1623 | }, | |
1624 | .active_clk_names = (char*[]){ | |
1625 | "iface", | |
1626 | "bus", | |
1627 | "mem", | |
1628 | NULL | |
1629 | }, | |
6c5a9dc2 | 1630 | .need_mem_protection = false, |
231f67d1 | 1631 | .has_alt_reset = false, |
9f058fa2 | 1632 | .version = MSS_MSM8916, |
7a8ffe1f AKD |
1633 | }; |
1634 | ||
1635 | static const struct rproc_hexagon_res msm8974_mss = { | |
1636 | .hexagon_mba_image = "mba.b00", | |
19f902b5 AKD |
1637 | .proxy_supply = (struct qcom_mss_reg_res[]) { |
1638 | { | |
1639 | .supply = "mx", | |
1640 | .uV = 1050000, | |
1641 | }, | |
1642 | { | |
1643 | .supply = "cx", | |
1644 | .uA = 100000, | |
1645 | }, | |
1646 | { | |
1647 | .supply = "pll", | |
1648 | .uA = 100000, | |
1649 | }, | |
1650 | {} | |
1651 | }, | |
1652 | .active_supply = (struct qcom_mss_reg_res[]) { | |
1653 | { | |
1654 | .supply = "mss", | |
1655 | .uV = 1050000, | |
1656 | .uA = 100000, | |
1657 | }, | |
1658 | {} | |
1659 | }, | |
39b2410b AKD |
1660 | .proxy_clk_names = (char*[]){ |
1661 | "xo", | |
1662 | NULL | |
1663 | }, | |
1664 | .active_clk_names = (char*[]){ | |
1665 | "iface", | |
1666 | "bus", | |
1667 | "mem", | |
1668 | NULL | |
1669 | }, | |
6c5a9dc2 | 1670 | .need_mem_protection = false, |
231f67d1 | 1671 | .has_alt_reset = false, |
9f058fa2 | 1672 | .version = MSS_MSM8974, |
7a8ffe1f AKD |
1673 | }; |
1674 | ||
051fb70f | 1675 | static const struct of_device_id q6v5_of_match[] = { |
7a8ffe1f AKD |
1676 | { .compatible = "qcom,q6v5-pil", .data = &msm8916_mss}, |
1677 | { .compatible = "qcom,msm8916-mss-pil", .data = &msm8916_mss}, | |
1678 | { .compatible = "qcom,msm8974-mss-pil", .data = &msm8974_mss}, | |
9f058fa2 | 1679 | { .compatible = "qcom,msm8996-mss-pil", .data = &msm8996_mss}, |
231f67d1 | 1680 | { .compatible = "qcom,sdm845-mss-pil", .data = &sdm845_mss}, |
051fb70f BA |
1681 | { }, |
1682 | }; | |
3227c876 | 1683 | MODULE_DEVICE_TABLE(of, q6v5_of_match); |
051fb70f BA |
1684 | |
1685 | static struct platform_driver q6v5_driver = { | |
1686 | .probe = q6v5_probe, | |
1687 | .remove = q6v5_remove, | |
1688 | .driver = { | |
ef73c22f | 1689 | .name = "qcom-q6v5-mss", |
051fb70f BA |
1690 | .of_match_table = q6v5_of_match, |
1691 | }, | |
1692 | }; | |
1693 | module_platform_driver(q6v5_driver); | |
1694 | ||
ef73c22f | 1695 | MODULE_DESCRIPTION("Qualcomm Self-authenticating modem remoteproc driver"); |
051fb70f | 1696 | MODULE_LICENSE("GPL v2"); |