Lines Matching refs:wcnss
157 struct qcom_wcnss *wcnss = (struct qcom_wcnss *)rproc->priv; in wcnss_load() local
160 ret = qcom_mdt_load(wcnss->dev, fw, rproc->firmware, WCNSS_PAS_ID, in wcnss_load()
161 wcnss->mem_region, wcnss->mem_phys, in wcnss_load()
162 wcnss->mem_size, &wcnss->mem_reloc); in wcnss_load()
166 qcom_pil_info_store("wcnss", wcnss->mem_phys, wcnss->mem_size); in wcnss_load()
171 static void wcnss_indicate_nv_download(struct qcom_wcnss *wcnss) in wcnss_indicate_nv_download() argument
176 val = readl(wcnss->spare_out); in wcnss_indicate_nv_download()
178 writel(val, wcnss->spare_out); in wcnss_indicate_nv_download()
181 static void wcnss_configure_iris(struct qcom_wcnss *wcnss) in wcnss_configure_iris() argument
186 writel(0, wcnss->pmu_cfg); in wcnss_configure_iris()
189 writel(val, wcnss->pmu_cfg); in wcnss_configure_iris()
193 if (wcnss->use_48mhz_xo) in wcnss_configure_iris()
197 writel(val, wcnss->pmu_cfg); in wcnss_configure_iris()
201 writel(val, wcnss->pmu_cfg); in wcnss_configure_iris()
204 while (readl(wcnss->pmu_cfg) & WCNSS_PMU_IRIS_RESET_STS) in wcnss_configure_iris()
209 writel(val, wcnss->pmu_cfg); in wcnss_configure_iris()
213 writel(val, wcnss->pmu_cfg); in wcnss_configure_iris()
216 while (readl(wcnss->pmu_cfg) & WCNSS_PMU_IRIS_XO_CFG_STS) in wcnss_configure_iris()
222 writel(val, wcnss->pmu_cfg); in wcnss_configure_iris()
230 struct qcom_wcnss *wcnss = (struct qcom_wcnss *)rproc->priv; in wcnss_start() local
233 mutex_lock(&wcnss->iris_lock); in wcnss_start()
234 if (!wcnss->iris) { in wcnss_start()
235 dev_err(wcnss->dev, "no iris registered\n"); in wcnss_start()
240 for (i = 0; i < wcnss->num_pds; i++) { in wcnss_start()
241 dev_pm_genpd_set_performance_state(wcnss->pds[i], INT_MAX); in wcnss_start()
242 ret = pm_runtime_get_sync(wcnss->pds[i]); in wcnss_start()
244 pm_runtime_put_noidle(wcnss->pds[i]); in wcnss_start()
249 ret = regulator_bulk_enable(wcnss->num_vregs, wcnss->vregs); in wcnss_start()
253 ret = qcom_iris_enable(wcnss->iris); in wcnss_start()
257 wcnss_indicate_nv_download(wcnss); in wcnss_start()
258 wcnss_configure_iris(wcnss); in wcnss_start()
262 dev_err(wcnss->dev, in wcnss_start()
267 ret = wait_for_completion_timeout(&wcnss->start_done, in wcnss_start()
269 if (wcnss->ready_irq > 0 && ret == 0) { in wcnss_start()
271 dev_err(wcnss->dev, "start timed out\n"); in wcnss_start()
280 qcom_iris_disable(wcnss->iris); in wcnss_start()
282 regulator_bulk_disable(wcnss->num_vregs, wcnss->vregs); in wcnss_start()
285 pm_runtime_put(wcnss->pds[i]); in wcnss_start()
286 dev_pm_genpd_set_performance_state(wcnss->pds[i], 0); in wcnss_start()
289 mutex_unlock(&wcnss->iris_lock); in wcnss_start()
296 struct qcom_wcnss *wcnss = (struct qcom_wcnss *)rproc->priv; in wcnss_stop() local
299 if (wcnss->state) { in wcnss_stop()
300 qcom_smem_state_update_bits(wcnss->state, in wcnss_stop()
301 BIT(wcnss->stop_bit), in wcnss_stop()
302 BIT(wcnss->stop_bit)); in wcnss_stop()
304 ret = wait_for_completion_timeout(&wcnss->stop_done, in wcnss_stop()
307 dev_err(wcnss->dev, "timed out on wait\n"); in wcnss_stop()
309 qcom_smem_state_update_bits(wcnss->state, in wcnss_stop()
310 BIT(wcnss->stop_bit), in wcnss_stop()
316 dev_err(wcnss->dev, "failed to shutdown: %d\n", ret); in wcnss_stop()
323 struct qcom_wcnss *wcnss = (struct qcom_wcnss *)rproc->priv; in wcnss_da_to_va() local
326 offset = da - wcnss->mem_reloc; in wcnss_da_to_va()
327 if (offset < 0 || offset + len > wcnss->mem_size) in wcnss_da_to_va()
330 return wcnss->mem_region + offset; in wcnss_da_to_va()
343 struct qcom_wcnss *wcnss = dev; in wcnss_wdog_interrupt() local
345 rproc_report_crash(wcnss->rproc, RPROC_WATCHDOG); in wcnss_wdog_interrupt()
352 struct qcom_wcnss *wcnss = dev; in wcnss_fatal_interrupt() local
358 dev_err(wcnss->dev, "fatal error received: %s\n", msg); in wcnss_fatal_interrupt()
360 rproc_report_crash(wcnss->rproc, RPROC_FATAL_ERROR); in wcnss_fatal_interrupt()
367 struct qcom_wcnss *wcnss = dev; in wcnss_ready_interrupt() local
369 complete(&wcnss->start_done); in wcnss_ready_interrupt()
390 struct qcom_wcnss *wcnss = dev; in wcnss_stop_ack_interrupt() local
392 complete(&wcnss->stop_done); in wcnss_stop_ack_interrupt()
397 static int wcnss_init_pds(struct qcom_wcnss *wcnss, in wcnss_init_pds() argument
406 wcnss->pds[i] = dev_pm_domain_attach_by_name(wcnss->dev, pd_names[i]); in wcnss_init_pds()
407 if (IS_ERR_OR_NULL(wcnss->pds[i])) { in wcnss_init_pds()
408 ret = PTR_ERR(wcnss->pds[i]) ? : -ENODATA; in wcnss_init_pds()
410 dev_pm_domain_detach(wcnss->pds[i], false); in wcnss_init_pds()
414 wcnss->num_pds = i; in wcnss_init_pds()
419 static void wcnss_release_pds(struct qcom_wcnss *wcnss) in wcnss_release_pds() argument
423 for (i = 0; i < wcnss->num_pds; i++) in wcnss_release_pds()
424 dev_pm_domain_detach(wcnss->pds[i], false); in wcnss_release_pds()
427 static int wcnss_init_regulators(struct qcom_wcnss *wcnss, in wcnss_init_regulators() argument
440 if (wcnss->num_pds) in wcnss_init_regulators()
445 bulk = devm_kcalloc(wcnss->dev, in wcnss_init_regulators()
454 ret = devm_regulator_bulk_get(wcnss->dev, num_vregs, bulk); in wcnss_init_regulators()
468 wcnss->vregs = bulk; in wcnss_init_regulators()
469 wcnss->num_vregs = num_vregs; in wcnss_init_regulators()
474 static int wcnss_request_irq(struct qcom_wcnss *wcnss, in wcnss_request_irq() argument
497 "wcnss", wcnss); in wcnss_request_irq()
507 static int wcnss_alloc_memory_region(struct qcom_wcnss *wcnss) in wcnss_alloc_memory_region() argument
513 node = of_parse_phandle(wcnss->dev->of_node, "memory-region", 0); in wcnss_alloc_memory_region()
515 dev_err(wcnss->dev, "no memory-region specified\n"); in wcnss_alloc_memory_region()
524 wcnss->mem_phys = wcnss->mem_reloc = r.start; in wcnss_alloc_memory_region()
525 wcnss->mem_size = resource_size(&r); in wcnss_alloc_memory_region()
526 wcnss->mem_region = devm_ioremap_wc(wcnss->dev, wcnss->mem_phys, wcnss->mem_size); in wcnss_alloc_memory_region()
527 if (!wcnss->mem_region) { in wcnss_alloc_memory_region()
528 dev_err(wcnss->dev, "unable to map memory region: %pa+%zx\n", in wcnss_alloc_memory_region()
529 &r.start, wcnss->mem_size); in wcnss_alloc_memory_region()
540 struct qcom_wcnss *wcnss; in wcnss_probe() local
562 fw_name, sizeof(*wcnss)); in wcnss_probe()
569 wcnss = (struct qcom_wcnss *)rproc->priv; in wcnss_probe()
570 wcnss->dev = &pdev->dev; in wcnss_probe()
571 wcnss->rproc = rproc; in wcnss_probe()
572 platform_set_drvdata(pdev, wcnss); in wcnss_probe()
574 init_completion(&wcnss->start_done); in wcnss_probe()
575 init_completion(&wcnss->stop_done); in wcnss_probe()
577 mutex_init(&wcnss->iris_lock); in wcnss_probe()
586 ret = wcnss_alloc_memory_region(wcnss); in wcnss_probe()
590 wcnss->pmu_cfg = mmio + data->pmu_offset; in wcnss_probe()
591 wcnss->spare_out = mmio + data->spare_offset; in wcnss_probe()
597 ret = wcnss_init_pds(wcnss, data->pd_names); in wcnss_probe()
601 ret = wcnss_init_regulators(wcnss, data->vregs, data->num_vregs, in wcnss_probe()
606 ret = wcnss_request_irq(wcnss, pdev, "wdog", false, wcnss_wdog_interrupt); in wcnss_probe()
609 wcnss->wdog_irq = ret; in wcnss_probe()
611 ret = wcnss_request_irq(wcnss, pdev, "fatal", false, wcnss_fatal_interrupt); in wcnss_probe()
614 wcnss->fatal_irq = ret; in wcnss_probe()
616 ret = wcnss_request_irq(wcnss, pdev, "ready", true, wcnss_ready_interrupt); in wcnss_probe()
619 wcnss->ready_irq = ret; in wcnss_probe()
621 ret = wcnss_request_irq(wcnss, pdev, "handover", true, wcnss_handover_interrupt); in wcnss_probe()
624 wcnss->handover_irq = ret; in wcnss_probe()
626 ret = wcnss_request_irq(wcnss, pdev, "stop-ack", true, wcnss_stop_ack_interrupt); in wcnss_probe()
629 wcnss->stop_ack_irq = ret; in wcnss_probe()
631 if (wcnss->stop_ack_irq) { in wcnss_probe()
632 wcnss->state = devm_qcom_smem_state_get(&pdev->dev, "stop", in wcnss_probe()
633 &wcnss->stop_bit); in wcnss_probe()
634 if (IS_ERR(wcnss->state)) { in wcnss_probe()
635 ret = PTR_ERR(wcnss->state); in wcnss_probe()
640 qcom_add_smd_subdev(rproc, &wcnss->smd_subdev); in wcnss_probe()
641 wcnss->sysmon = qcom_add_sysmon_subdev(rproc, "wcnss", WCNSS_SSCTL_ID); in wcnss_probe()
642 if (IS_ERR(wcnss->sysmon)) { in wcnss_probe()
643 ret = PTR_ERR(wcnss->sysmon); in wcnss_probe()
647 wcnss->iris = qcom_iris_probe(&pdev->dev, &wcnss->use_48mhz_xo); in wcnss_probe()
648 if (IS_ERR(wcnss->iris)) { in wcnss_probe()
649 ret = PTR_ERR(wcnss->iris); in wcnss_probe()
660 qcom_iris_remove(wcnss->iris); in wcnss_probe()
662 wcnss_release_pds(wcnss); in wcnss_probe()
671 struct qcom_wcnss *wcnss = platform_get_drvdata(pdev); in wcnss_remove() local
673 qcom_iris_remove(wcnss->iris); in wcnss_remove()
675 rproc_del(wcnss->rproc); in wcnss_remove()
677 qcom_remove_sysmon_subdev(wcnss->sysmon); in wcnss_remove()
678 qcom_remove_smd_subdev(wcnss->rproc, &wcnss->smd_subdev); in wcnss_remove()
679 wcnss_release_pds(wcnss); in wcnss_remove()
680 rproc_free(wcnss->rproc); in wcnss_remove()