static int __devexit pil_mss_driver_exit(struct platform_device *pdev) { struct modem_data *drv = platform_get_drvdata(pdev); subsys_notif_unregister_notifier(drv->adsp_state_notifier, &adsp_state_notifier_block); subsys_unregister(drv->subsys); destroy_ramdump_device(drv->ramdump_dev); pil_desc_release(&drv->mba->desc); pil_desc_release(&drv->q6->desc); return 0; }
static int pil_femto_modem_driver_exit( struct platform_device *pdev) { struct femto_modem_data *drv = platform_get_drvdata(pdev); pil_desc_release(&drv->q6->desc); return 0; }
static int pil_bcss_driver_probe(struct platform_device *pdev) { struct bcss_data *drv; struct pil_desc *desc; int ret; drv = devm_kzalloc(&pdev->dev, sizeof(*drv), GFP_KERNEL); if (!drv) return -ENOMEM; platform_set_drvdata(pdev, drv); desc = &drv->desc; ret = of_property_read_string(pdev->dev.of_node, "qti,firmware-name", &desc->name); if (ret) return ret; desc->dev = &pdev->dev; desc->owner = THIS_MODULE; ret = pas_supported(PAS_BCSS); if (ret > 0) { desc->ops = &pil_bcss_ops; dev_info(&pdev->dev, "using secure boot\n"); } else { dev_err(&pdev->dev, "Secure boot is not supported\n"); return ret; } ret = pil_desc_init(desc); if (ret) return ret; drv->subsys_desc.name = desc->name; drv->subsys_desc.dev = &pdev->dev; drv->subsys_desc.owner = THIS_MODULE; drv->subsys_desc.shutdown = bcss_shutdown; drv->subsys_desc.powerup = bcss_powerup; drv->subsys_desc.ramdump = bcss_ramdump; drv->ramdump_dev = create_ramdump_device("bcss", &pdev->dev); if (!drv->ramdump_dev) { ret = -ENOMEM; goto err_ramdump; } drv->subsys = subsys_register(&drv->subsys_desc); if (IS_ERR(drv->subsys)) { ret = PTR_ERR(drv->subsys); goto err_subsys; } return ret; err_subsys: destroy_ramdump_device(drv->ramdump_dev); err_ramdump: pil_desc_release(desc); return ret; }
static int __devexit pil_q6v4_modem_driver_exit(struct platform_device *pdev) { struct q6v4_modem *drv = platform_get_drvdata(pdev); smsm_state_cb_deregister(SMSM_MODEM_STATE, SMSM_RESET, smsm_state_cb, drv); subsys_unregister(drv->subsys); destroy_ramdump_device(drv->smem_ramdump_dev); destroy_ramdump_device(drv->sw_ramdump_dev); destroy_ramdump_device(drv->fw_ramdump_dev); if (drv->loadable) { pil_desc_release(&drv->q6_sw.desc); pil_desc_release(&drv->q6_fw.desc); } return 0; }
static int __devexit pil_tzapps_driver_exit(struct platform_device *pdev) { struct tzapps_data *drv = platform_get_drvdata(pdev); subsys_unregister(drv->subsys); pil_desc_release(&drv->pil_desc); return 0; }
static int __devexit pil_q6v3_driver_exit(struct platform_device *pdev) { struct q6v3_data *drv = platform_get_drvdata(pdev); subsys_unregister(drv->subsys); destroy_ramdump_device(drv->ramdump_dev); pil_desc_release(&drv->pil_desc); return 0; }
static int __devexit pil_pronto_remove(struct platform_device *pdev) { struct pronto_data *drv = platform_get_drvdata(pdev); subsys_unregister(drv->subsys); pil_desc_release(&drv->desc); destroy_ramdump_device(drv->ramdump_dev); return 0; }
static int pil_femto_modem_desc_driver_exit( struct platform_device *pdev) { struct modem_pil_data *modem = (struct modem_pil_data *)platform_get_drvdata(pdev); if (modem) pil_desc_release(&modem->image.desc); return 0; }
static int pil_tz_driver_exit(struct platform_device *pdev) { struct pil_tz_data *d = platform_get_drvdata(pdev); subsys_unregister(d->subsys); destroy_ramdump_device(d->ramdump_dev); pil_desc_release(&d->desc); return 0; }
static int __devexit pil_lpass_driver_exit(struct platform_device *pdev) { struct lpass_data *drv = platform_get_drvdata(pdev); subsys_unregister(drv->subsys); destroy_ramdump_device(drv->ramdump_dev); pil_desc_release(&drv->q6->desc); sysfs_remove_group(lpass_status, &attr_group); kobject_del(lpass_status); return 0; }
static int __devexit pil_dsps_driver_exit(struct platform_device *pdev) { struct dsps_data *drv = platform_get_drvdata(pdev); smsm_state_cb_deregister(SMSM_DSPS_STATE, SMSM_RESET, dsps_smsm_state_cb, drv); subsys_unregister(drv->subsys); destroy_ramdump_device(drv->smem_ramdump_dev); destroy_ramdump_device(drv->ramdump_dev); pil_desc_release(&drv->desc); return 0; }
static int __devexit pil_riva_remove(struct platform_device *pdev) { struct riva_data *drv = platform_get_drvdata(pdev); subsys_unregister(drv->subsys); destroy_ramdump_device(drv->ramdump_dev); smsm_state_cb_deregister(SMSM_WCNSS_STATE, SMSM_RESET, smsm_state_cb_hdlr, drv); pil_desc_release(&drv->pil_desc); return 0; }
static int __devinit pil_vidc_driver_probe(struct platform_device *pdev) { struct pil_desc *desc; struct vidc_data *drv; int ret; if (pas_supported(PAS_VIDC) < 0) return -ENOSYS; drv = devm_kzalloc(&pdev->dev, sizeof(*drv), GFP_KERNEL); if (!drv) return -ENOMEM; platform_set_drvdata(pdev, drv); drv->smmu_iface = devm_clk_get(&pdev->dev, "smmu_iface_clk"); if (IS_ERR(drv->smmu_iface)) return PTR_ERR(drv->smmu_iface); drv->core = devm_clk_get(&pdev->dev, "core_clk"); if (IS_ERR(drv->core)) return PTR_ERR(drv->core); desc = &drv->pil_desc; desc->name = "vidc"; desc->dev = &pdev->dev; desc->ops = &pil_vidc_ops; desc->owner = THIS_MODULE; ret = pil_desc_init(desc); if (ret) return ret; drv->subsys_desc.name = "vidc"; drv->subsys_desc.dev = &pdev->dev; drv->subsys_desc.owner = THIS_MODULE; drv->subsys_desc.powerup = vidc_powerup; drv->subsys_desc.shutdown = vidc_shutdown; drv->subsys = subsys_register(&drv->subsys_desc); if (IS_ERR(drv->subsys)) { pil_desc_release(desc); return PTR_ERR(drv->subsys); } scm_pas_init(MSM_BUS_MASTER_SPS); return 0; }
static int pil_mss_driver_exit(struct platform_device *pdev) { struct modem_data *drv = platform_get_drvdata(pdev); subsys_unregister(drv->subsys); destroy_ramdump_device(drv->ramdump_dev); pil_desc_release(&drv->q6->desc); #ifdef FEATURE_LGE_MODEM_DEBUG_INFO if (modem_debug.modem_ssr_queue) { destroy_workqueue(modem_debug.modem_ssr_queue); modem_debug.modem_ssr_queue = NULL; } #endif return 0; }
static int __devinit pil_tzapps_driver_probe(struct platform_device *pdev) { struct pil_desc *desc; struct tzapps_data *drv; int ret; if (pas_supported(PAS_TZAPPS) < 0) return -ENOSYS; drv = devm_kzalloc(&pdev->dev, sizeof(*drv), GFP_KERNEL); if (!drv) return -ENOMEM; platform_set_drvdata(pdev, drv); desc = &drv->pil_desc; desc->name = "tzapps"; desc->dev = &pdev->dev; desc->ops = &pil_tzapps_ops; desc->owner = THIS_MODULE; ret = pil_desc_init(desc); if (ret) return ret; drv->subsys_desc.name = "tzapps"; drv->subsys_desc.dev = &pdev->dev; drv->subsys_desc.owner = THIS_MODULE; drv->subsys_desc.start = tzapps_start; drv->subsys_desc.stop = tzapps_stop; drv->subsys = subsys_register(&drv->subsys_desc); if (IS_ERR(drv->subsys)) { pil_desc_release(desc); return PTR_ERR(drv->subsys); } return 0; }
static int pil_tz_driver_probe(struct platform_device *pdev) { struct pil_tz_data *d; u32 proxy_timeout; int len, rc; d = devm_kzalloc(&pdev->dev, sizeof(*d), GFP_KERNEL); if (!d) return -ENOMEM; platform_set_drvdata(pdev, d); rc = piltz_resc_init(pdev, d); if (rc) return -ENOENT; rc = of_property_read_u32(pdev->dev.of_node, "qcom,pas-id", &d->pas_id); if (rc) { dev_err(&pdev->dev, "Failed to find the pas_id.\n"); return rc; } rc = of_property_read_string(pdev->dev.of_node, "qcom,firmware-name", &d->desc.name); if (rc) return rc; /* Defaulting smem_id to be not present */ d->smem_id = -1; if (of_find_property(pdev->dev.of_node, "qcom,smem-id", &len)) { rc = of_property_read_u32(pdev->dev.of_node, "qcom,smem-id", &d->smem_id); if (rc) { dev_err(&pdev->dev, "Failed to get the smem_id.\n"); return rc; } } d->desc.dev = &pdev->dev; d->desc.owner = THIS_MODULE; d->desc.ops = &pil_ops_trusted; d->desc.proxy_timeout = PROXY_TIMEOUT_MS; rc = of_property_read_u32(pdev->dev.of_node, "qcom,proxy-timeout-ms", &proxy_timeout); if (!rc) d->desc.proxy_timeout = proxy_timeout; scm_pas_init(MSM_BUS_MASTER_CRYPTO_CORE0); rc = pil_desc_init(&d->desc); if (rc) return rc; init_completion(&d->stop_ack); d->subsys_desc.name = d->desc.name; d->subsys_desc.owner = THIS_MODULE; d->subsys_desc.dev = &pdev->dev; d->subsys_desc.shutdown = subsys_shutdown; d->subsys_desc.powerup = subsys_powerup; d->subsys_desc.ramdump = subsys_ramdump; d->subsys_desc.crash_shutdown = subsys_crash_shutdown; d->subsys_desc.err_fatal_handler = subsys_err_fatal_intr_handler; d->subsys_desc.wdog_bite_handler = subsys_wdog_bite_irq_handler; d->subsys_desc.stop_ack_handler = subsys_stop_ack_intr_handler; d->ramdump_dev = create_ramdump_device(d->subsys_desc.name, &pdev->dev); if (!d->ramdump_dev) { rc = -ENOMEM; goto err_ramdump; } d->subsys = subsys_register(&d->subsys_desc); if (IS_ERR(d->subsys)) { rc = PTR_ERR(d->subsys); goto err_subsys; } return 0; err_subsys: destroy_ramdump_device(d->ramdump_dev); err_ramdump: pil_desc_release(&d->desc); return rc; }
static int __devinit pil_riva_probe(struct platform_device *pdev) { struct riva_data *drv; struct resource *res; struct pil_desc *desc; int ret; drv = devm_kzalloc(&pdev->dev, sizeof(*drv), GFP_KERNEL); if (!drv) return -ENOMEM; platform_set_drvdata(pdev, drv); res = platform_get_resource(pdev, IORESOURCE_MEM, 0); drv->base = devm_request_and_ioremap(&pdev->dev, res); if (!drv->base) return -ENOMEM; res = platform_get_resource(pdev, IORESOURCE_MEM, 1); drv->cbase = devm_request_and_ioremap(&pdev->dev, res); if (!drv->cbase) return -ENOMEM; drv->pll_supply = devm_regulator_get(&pdev->dev, "pll_vdd"); if (IS_ERR(drv->pll_supply)) { dev_err(&pdev->dev, "failed to get pll supply\n"); return PTR_ERR(drv->pll_supply); } if (regulator_count_voltages(drv->pll_supply) > 0) { ret = regulator_set_voltage(drv->pll_supply, 1800000, 1800000); if (ret) { dev_err(&pdev->dev, "failed to set pll supply voltage\n"); return ret; } ret = regulator_set_optimum_mode(drv->pll_supply, 100000); if (ret < 0) { dev_err(&pdev->dev, "failed to set pll supply optimum mode\n"); return ret; } } drv->irq = platform_get_irq(pdev, 0); if (drv->irq < 0) return drv->irq; drv->xo = devm_clk_get(&pdev->dev, "cxo"); if (IS_ERR(drv->xo)) return PTR_ERR(drv->xo); desc = &drv->pil_desc; desc->name = "wcnss"; desc->dev = &pdev->dev; desc->owner = THIS_MODULE; desc->proxy_timeout = 10000; if (pas_supported(PAS_WCNSS) > 0) { desc->ops = &pil_riva_ops_trusted; dev_info(&pdev->dev, "using secure boot\n"); } else { desc->ops = &pil_riva_ops; dev_info(&pdev->dev, "using non-secure boot\n"); } ret = pil_desc_init(desc); ret = smsm_state_cb_register(SMSM_WCNSS_STATE, SMSM_RESET, smsm_state_cb_hdlr, drv); if (ret < 0) goto err_smsm; drv->subsys_desc.name = "wcnss"; drv->subsys_desc.dev = &pdev->dev; drv->subsys_desc.owner = THIS_MODULE; drv->subsys_desc.start = riva_start; drv->subsys_desc.stop = riva_stop; drv->subsys_desc.shutdown = riva_shutdown; drv->subsys_desc.powerup = riva_powerup; drv->subsys_desc.ramdump = riva_ramdump; drv->subsys_desc.crash_shutdown = riva_crash_shutdown; INIT_DELAYED_WORK(&drv->cancel_work, riva_post_bootup); drv->ramdump_dev = create_ramdump_device("riva", &pdev->dev); if (!drv->ramdump_dev) { ret = -ENOMEM; goto err_ramdump; } drv->subsys = subsys_register(&drv->subsys_desc); if (IS_ERR(drv->subsys)) { ret = PTR_ERR(drv->subsys); goto err_subsys; } scm_pas_init(MSM_BUS_MASTER_SPS); ret = devm_request_irq(&pdev->dev, drv->irq, riva_wdog_bite_irq_hdlr, IRQF_TRIGGER_RISING, "riva_wdog", drv); if (ret < 0) goto err; return 0; err: subsys_unregister(drv->subsys); err_subsys: destroy_ramdump_device(drv->ramdump_dev); err_ramdump: smsm_state_cb_deregister(SMSM_WCNSS_STATE, SMSM_RESET, smsm_state_cb_hdlr, drv); err_smsm: pil_desc_release(desc); return ret; }
static int pil_femto_modem_desc_probe(struct platform_device *pdev) { struct device *dev = &pdev->dev; struct device_node *node; struct femto_modem_data *drv; struct modem_pil_data *modem; struct pil_desc *mba_desc; struct resource *res; struct modem_data *mba; void __iomem *rmb; int ret; u32 id; bool skip_entry; if (!dev->of_node) { dev_err(dev, "%s: device tree information missing\n", __func__); return -ENODEV; } node = dev->of_node; if (dev->parent == NULL) { dev_err(dev, "%s: parent device missing\n", __func__); return -ENODEV; } drv = dev_get_drvdata(dev->parent); if (drv == NULL) { dev_err(dev, "%s: driver data not found in parent device\n", __func__); return -ENODEV; } /* Make sure there are not more modems than specified */ if (drv->disc_modems == drv->max_num_modems) { dev_err(dev, "%s: found more than max of %u modems.\n", __func__, drv->max_num_modems); return -EINVAL; } ret = of_property_read_u32(node, "qcom,modem-id", &id); if (ret) return ret; /* Sanity check id */ if (id > MAX_MODEM_ID) return -EINVAL; modem = &drv->modem[drv->disc_modems]; modem->id = id; /* Retrieve the RMB base */ res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "rmb_base"); rmb = devm_request_and_ioremap(dev, res); if (!rmb) return -ENOMEM; /* The q6 structure should always point to modem[0] RMB regs */ if (!modem->id && drv->q6) drv->q6->rmb_base = rmb; /* Retrieve the firmware name */ ret = of_property_read_string(node, "qcom,firmware-name", &modem->name); if (ret) return ret; /* Retrieve the maximum number of images for this modem */ ret = of_property_read_u32(node, "qcom,max-num-images", &modem->num_images); if (ret) return ret; /* Read the skip entry check flag */ skip_entry = of_property_read_bool(node, "qcom,pil-skip-entry-check"); /* Initialize the image attributes */ mba = &modem->image; mba->rmb_base = rmb; /* Why isn't there one descriptor per file? Because, the pil_desc_init * function has a built-in maximum of 10, meaning it will fail after 10 * descriptors have been allocated. Since there could be many more than * 10 images loaded by this driver, it is necessary to have only one * PIL descriptor per modem and reuse it for each image. */ mba_desc = &mba->desc; mba_desc->name = modem->name; mba_desc->dev = dev; mba_desc->ops = &pil_msa_femto_mba_ops; mba_desc->owner = THIS_MODULE; mba_desc->proxy_timeout = 0; mba_desc->flags = skip_entry ? PIL_SKIP_ENTRY_CHECK : 0; mba_desc->map_fw_mem = pil_femto_modem_map_fw_mem; mba_desc->unmap_fw_mem = NULL; ret = pil_desc_init(mba_desc); if (ret) return ret; platform_set_drvdata(pdev, modem); /* Create the sysfs attributes */ ret = pil_femto_modem_desc_create_sysfs(drv, modem); if (ret) pil_desc_release(mba_desc); drv->disc_modems++; return ret; }
static int __devinit pil_modem_driver_probe(struct platform_device *pdev) { struct modem_data *drv; struct resource *res; struct pil_desc *desc; int ret; drv = devm_kzalloc(&pdev->dev, sizeof(*drv), GFP_KERNEL); if (!drv) return -ENOMEM; platform_set_drvdata(pdev, drv); drv->irq = platform_get_irq(pdev, 0); if (drv->irq < 0) return drv->irq; drv->xo = devm_clk_get(&pdev->dev, "xo"); if (IS_ERR(drv->xo)) return PTR_ERR(drv->xo); res = platform_get_resource(pdev, IORESOURCE_MEM, 0); drv->base = devm_request_and_ioremap(&pdev->dev, res); if (!drv->base) return -ENOMEM; res = platform_get_resource(pdev, IORESOURCE_MEM, 1); drv->wdog = devm_request_and_ioremap(&pdev->dev, res); if (!drv->wdog) return -ENOMEM; res = platform_get_resource(pdev, IORESOURCE_MEM, 2); if (!res) return -EINVAL; drv->cbase = devm_ioremap(&pdev->dev, res->start, resource_size(res)); if (!drv->cbase) return -ENOMEM; desc = &drv->pil_desc; desc->name = "modem"; desc->dev = &pdev->dev; desc->owner = THIS_MODULE; desc->proxy_timeout = 10000; if (pas_supported(PAS_MODEM) > 0) { desc->ops = &pil_modem_ops_trusted; dev_info(&pdev->dev, "using secure boot\n"); } else { desc->ops = &pil_modem_ops; dev_info(&pdev->dev, "using non-secure boot\n"); } ret = pil_desc_init(desc); if (ret) return ret; drv->notifier.notifier_call = modem_notif_handler, ret = modem_register_notifier(&drv->notifier); if (ret) goto err_notify; drv->subsys_desc.name = "modem"; drv->subsys_desc.depends_on = "adsp"; drv->subsys_desc.dev = &pdev->dev; drv->subsys_desc.owner = THIS_MODULE; drv->subsys_desc.start = modem_start; drv->subsys_desc.stop = modem_stop; drv->subsys_desc.shutdown = modem_shutdown; drv->subsys_desc.powerup = modem_powerup; drv->subsys_desc.ramdump = modem_ramdump; drv->subsys_desc.crash_shutdown = modem_crash_shutdown; INIT_WORK(&drv->fatal_work, modem_fatal_fn); INIT_DELAYED_WORK(&drv->unlock_work, modem_unlock_timeout); drv->subsys = subsys_register(&drv->subsys_desc); if (IS_ERR(drv->subsys)) { ret = PTR_ERR(drv->subsys); goto err_subsys; } drv->ramdump_dev = create_ramdump_device("modem", &pdev->dev); if (!drv->ramdump_dev) { ret = -ENOMEM; goto err_ramdump; } ret = devm_request_irq(&pdev->dev, drv->irq, modem_wdog_bite_irq, IRQF_TRIGGER_RISING, "modem_watchdog", drv); if (ret) goto err_irq; return 0; err_irq: destroy_ramdump_device(drv->ramdump_dev); err_ramdump: subsys_unregister(drv->subsys); err_subsys: modem_unregister_notifier(&drv->notifier); err_notify: pil_desc_release(desc); return ret; }
static int pil_femto_modem_driver_probe( struct platform_device *pdev) { struct femto_modem_data *drv; struct q6v5_data *q6; struct pil_desc *q6_desc; struct device_node *p_node = pdev->dev.of_node; int ret = 0; drv = devm_kzalloc(&pdev->dev, sizeof(*drv), GFP_KERNEL); if (!drv) return -ENOMEM; platform_set_drvdata(pdev, drv); /* Retrieve the maximum number of modems */ ret = of_property_read_u32(p_node, "qcom,max-num-modems", &drv->max_num_modems); if (ret) return ret; /* Max number of modems must be greater than zero */ if (!drv->max_num_modems) return -EINVAL; /* Allocate memory for modem structs */ drv->modem = devm_kzalloc(&pdev->dev, (sizeof(*(drv->modem)) * drv->max_num_modems), GFP_KERNEL); if (!drv->modem) return -ENOMEM; /* This controls the loading of the MBA firmware to Q6[0] */ q6 = pil_q6v5_init(pdev); if (IS_ERR(q6)) return PTR_ERR(q6); drv->q6 = q6; /* This is needed for legacy code. Always on. */ q6->self_auth = 1; q6_desc = &q6->desc; q6_desc->ops = &pil_msa_mss_ops; q6_desc->owner = THIS_MODULE; q6_desc->proxy_timeout = 0; q6_desc->map_fw_mem = pil_femto_modem_map_fw_mem; q6_desc->unmap_fw_mem = NULL; /* For this target, PBL interactions are different. */ pil_msa_mss_ops.proxy_vote = NULL; pil_msa_mss_ops.proxy_unvote = NULL; /* Initialize the number of discovered modems. */ drv->disc_modems = 0; /* Parse the device tree to get RMB regs and filenames for each modem */ ret = of_platform_populate(p_node, NULL, NULL, &pdev->dev); if (ret) return ret; /* Initialize the PIL descriptor */ ret = pil_desc_init(q6_desc); if (ret) return ret; /* Create the sysfs attributes */ ret = pil_femto_modem_create_sysfs(drv); if (ret) pil_desc_release(q6_desc); return ret; }
static int __devinit pil_lpass_driver_probe(struct platform_device *pdev) { struct lpass_data *drv; struct q6v5_data *q6; struct pil_desc *desc; struct resource *res; int ret; drv = devm_kzalloc(&pdev->dev, sizeof(*drv), GFP_KERNEL); if (!drv) return -ENOMEM; platform_set_drvdata(pdev, drv); q6 = pil_q6v5_init(pdev); if (IS_ERR(q6)) return PTR_ERR(q6); drv->q6 = q6; desc = &q6->desc; desc->owner = THIS_MODULE; desc->proxy_timeout = PROXY_TIMEOUT_MS; res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "restart_reg"); q6->restart_reg = devm_request_and_ioremap(&pdev->dev, res); if (!q6->restart_reg) return -ENOMEM; q6->core_clk = devm_clk_get(&pdev->dev, "core_clk"); if (IS_ERR(q6->core_clk)) return PTR_ERR(q6->core_clk); q6->ahb_clk = devm_clk_get(&pdev->dev, "iface_clk"); if (IS_ERR(q6->ahb_clk)) return PTR_ERR(q6->ahb_clk); q6->axi_clk = devm_clk_get(&pdev->dev, "bus_clk"); if (IS_ERR(q6->axi_clk)) return PTR_ERR(q6->axi_clk); q6->reg_clk = devm_clk_get(&pdev->dev, "reg_clk"); if (IS_ERR(q6->reg_clk)) return PTR_ERR(q6->reg_clk); if (pas_supported(PAS_Q6) > 0) { desc->ops = &pil_lpass_ops_trusted; dev_info(&pdev->dev, "using secure boot\n"); } else { desc->ops = &pil_lpass_ops; dev_info(&pdev->dev, "using non-secure boot\n"); } scm_pas_init(MSM_BUS_MASTER_CRYPTO_CORE0); ret = pil_desc_init(desc); if (ret) return ret; drv->subsys_desc.name = desc->name; drv->subsys_desc.owner = THIS_MODULE; drv->subsys_desc.dev = &pdev->dev; drv->subsys_desc.shutdown = adsp_shutdown; drv->subsys_desc.powerup = adsp_powerup; drv->subsys_desc.ramdump = adsp_ramdump; drv->subsys_desc.crash_shutdown = adsp_crash_shutdown; drv->subsys_desc.err_fatal_handler = adsp_err_fatal_intr_handler; drv->subsys_desc.wdog_bite_handler = adsp_wdog_bite_irq; INIT_WORK(&drv->work, adsp_fatal_fn); drv->ramdump_dev = create_ramdump_device("adsp", &pdev->dev); if (!drv->ramdump_dev) { ret = -ENOMEM; goto err_ramdump; } drv->subsys = subsys_register(&drv->subsys_desc); if (IS_ERR(drv->subsys)) { ret = PTR_ERR(drv->subsys); goto err_subsys; } lpass_status = kobject_create_and_add("audio_voice_service", kernel_kobj); if (!lpass_status) { pr_err("%s: kobject create failed\n", __func__); ret = -ENOMEM; goto err_create_kobj; } ret = sysfs_create_group(lpass_status, &attr_group); if (ret) { pr_err("%s: sysfs create group failed\n", __func__); goto err_kobj; } adsp_set_state("ONLINE"); return 0; err_kobj: kobject_put(lpass_status); err_create_kobj: subsys_unregister(drv->subsys); err_subsys: destroy_ramdump_device(drv->ramdump_dev); err_ramdump: pil_desc_release(desc); return ret; }
static int __devinit pil_q6v3_driver_probe(struct platform_device *pdev) { struct q6v3_data *drv; struct resource *res; struct pil_desc *desc; int ret; drv = devm_kzalloc(&pdev->dev, sizeof(*drv), GFP_KERNEL); if (!drv) return -ENOMEM; platform_set_drvdata(pdev, drv); res = platform_get_resource(pdev, IORESOURCE_MEM, 0); drv->base = devm_request_and_ioremap(&pdev->dev, res); if (!drv->base) return -ENOMEM; res = platform_get_resource(pdev, IORESOURCE_MEM, 1); drv->wk_base = devm_request_and_ioremap(&pdev->dev, res); if (!drv->wk_base) return -ENOMEM; res = platform_get_resource(pdev, IORESOURCE_MEM, 2); drv->wd_base = devm_request_and_ioremap(&pdev->dev, res); if (!drv->wd_base) return -ENOMEM; res = platform_get_resource(pdev, IORESOURCE_MEM, 3); if (!res) return -EINVAL; drv->cbase = devm_ioremap(&pdev->dev, res->start, resource_size(res)); if (!drv->cbase) return -ENOMEM; drv->irq = platform_get_irq(pdev, 0); if (drv->irq < 0) return drv->irq; drv->pll = devm_clk_get(&pdev->dev, "pll4"); if (IS_ERR(drv->pll)) return PTR_ERR(drv->pll); desc = &drv->pil_desc; desc->name = "q6"; desc->dev = &pdev->dev; desc->owner = THIS_MODULE; desc->proxy_timeout = 10000; if (pas_supported(PAS_Q6) > 0) { desc->ops = &pil_q6v3_ops_trusted; dev_info(&pdev->dev, "using secure boot\n"); } else { desc->ops = &pil_q6v3_ops; dev_info(&pdev->dev, "using non-secure boot\n"); } ret = pil_desc_init(desc); if (ret) return ret; drv->subsys_desc.name = "adsp"; drv->subsys_desc.dev = &pdev->dev; drv->subsys_desc.owner = THIS_MODULE; drv->subsys_desc.start = lpass_q6_start; drv->subsys_desc.stop = lpass_q6_stop; drv->subsys_desc.shutdown = lpass_q6_shutdown; drv->subsys_desc.powerup = lpass_q6_powerup; drv->subsys_desc.ramdump = lpass_q6_ramdump; drv->subsys_desc.crash_shutdown = lpass_q6_crash_shutdown; INIT_WORK(&drv->fatal_wrk, q6_fatal_fn); drv->ramdump_dev = create_ramdump_device("lpass", &pdev->dev); if (!drv->ramdump_dev) { ret = -ENOMEM; goto err_ramdump; } drv->subsys = subsys_register(&drv->subsys_desc); if (IS_ERR(drv->subsys)) { ret = PTR_ERR(drv->subsys); goto err_subsys; } ret = devm_request_irq(&pdev->dev, drv->irq, lpass_wdog_bite_irq, IRQF_TRIGGER_RISING, "lpass_wdog", drv); if (ret) { dev_err(&pdev->dev, "Unable to request wdog irq.\n"); goto err_irq; } return 0; err_irq: subsys_unregister(drv->subsys); err_subsys: destroy_ramdump_device(drv->ramdump_dev); err_ramdump: pil_desc_release(desc); return ret; }
static int __devinit pil_q6v4_modem_driver_probe(struct platform_device *pdev) { struct q6v4_data *drv_fw, *drv_sw; struct q6v4_modem *drv; struct resource *res; struct regulator *pll_supply; int ret; const struct pil_q6v4_pdata *pdata = pdev->dev.platform_data; drv = devm_kzalloc(&pdev->dev, sizeof(*drv), GFP_KERNEL); if (!drv) return -ENOMEM; platform_set_drvdata(pdev, drv); drv_fw = &drv->q6_fw; drv_sw = &drv->q6_sw; drv_fw->wdog_irq = platform_get_irq(pdev, 0); if (drv_fw->wdog_irq < 0) return drv_fw->wdog_irq; drv_sw->wdog_irq = platform_get_irq(pdev, 1); if (drv_sw->wdog_irq < 0) return drv_sw->wdog_irq; drv->loadable = !!pdata; /* No pdata = don't use PIL */ if (drv->loadable) { ret = pil_q6v4_proc_init(drv_fw, pdev, 0); if (ret) return ret; ret = pil_q6v4_proc_init(drv_sw, pdev, 1); if (ret) return ret; pll_supply = devm_regulator_get(&pdev->dev, "pll_vdd"); drv_fw->pll_supply = drv_sw->pll_supply = pll_supply; if (IS_ERR(pll_supply)) return PTR_ERR(pll_supply); ret = regulator_set_voltage(pll_supply, 1800000, 1800000); if (ret) { dev_err(&pdev->dev, "failed to set pll voltage\n"); return ret; } ret = regulator_set_optimum_mode(pll_supply, 100000); if (ret < 0) { dev_err(&pdev->dev, "failed to set pll optimum mode\n"); return ret; } res = platform_get_resource(pdev, IORESOURCE_MEM, 0); drv->modem_base = devm_request_and_ioremap(&pdev->dev, res); if (!drv->modem_base) return -ENOMEM; res = platform_get_resource(pdev, IORESOURCE_MEM, 1); if (!res) return -EINVAL; drv->cbase = devm_ioremap(&pdev->dev, res->start, resource_size(res)); if (!drv->cbase) return -ENOMEM; ret = pil_desc_init(&drv_fw->desc); if (ret) return ret; ret = pil_desc_init(&drv_sw->desc); if (ret) goto err_pil_sw; } drv->subsys_desc.name = "modem"; drv->subsys_desc.depends_on = "adsp"; drv->subsys_desc.dev = &pdev->dev; drv->subsys_desc.owner = THIS_MODULE; drv->subsys_desc.start = modem_start; drv->subsys_desc.stop = modem_stop; drv->subsys_desc.shutdown = modem_shutdown; drv->subsys_desc.powerup = modem_powerup; drv->subsys_desc.ramdump = modem_ramdump; drv->subsys_desc.crash_shutdown = modem_crash_shutdown; drv->fw_ramdump_dev = create_ramdump_device("modem_fw", &pdev->dev); if (!drv->fw_ramdump_dev) { ret = -ENOMEM; goto err_fw_ramdump; } drv->sw_ramdump_dev = create_ramdump_device("modem_sw", &pdev->dev); if (!drv->sw_ramdump_dev) { ret = -ENOMEM; goto err_sw_ramdump; } drv->smem_ramdump_dev = create_ramdump_device("smem-modem", &pdev->dev); if (!drv->smem_ramdump_dev) { ret = -ENOMEM; goto err_smem_ramdump; } drv->subsys = subsys_register(&drv->subsys_desc); if (IS_ERR(drv->subsys)) { ret = PTR_ERR(drv->subsys); goto err_subsys; } if (!drv->loadable) subsys_default_online(drv->subsys); ret = devm_request_irq(&pdev->dev, drv_fw->wdog_irq, modem_wdog_bite_irq, IRQF_TRIGGER_RISING, dev_name(&pdev->dev), drv); if (ret) goto err_irq; ret = devm_request_irq(&pdev->dev, drv_sw->wdog_irq, modem_wdog_bite_irq, IRQF_TRIGGER_RISING, dev_name(&pdev->dev), drv); if (ret) goto err_irq; ret = smsm_state_cb_register(SMSM_MODEM_STATE, SMSM_RESET, smsm_state_cb, drv); if (ret) goto err_irq; return 0; err_irq: subsys_unregister(drv->subsys); err_subsys: destroy_ramdump_device(drv->smem_ramdump_dev); err_smem_ramdump: destroy_ramdump_device(drv->sw_ramdump_dev); err_sw_ramdump: destroy_ramdump_device(drv->fw_ramdump_dev); err_fw_ramdump: if (drv->loadable) pil_desc_release(&drv_sw->desc); err_pil_sw: pil_desc_release(&drv_fw->desc); return ret; }
static int __devinit pil_pronto_probe(struct platform_device *pdev) { struct pronto_data *drv; struct resource *res; struct pil_desc *desc; int ret; uint32_t regval; drv = devm_kzalloc(&pdev->dev, sizeof(*drv), GFP_KERNEL); if (!drv) return -ENOMEM; platform_set_drvdata(pdev, drv); res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "pmu_base"); drv->base = devm_request_and_ioremap(&pdev->dev, res); if (!drv->base) return -ENOMEM; res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "clk_base"); drv->reset_base = devm_request_and_ioremap(&pdev->dev, res); if (!drv->reset_base) return -ENOMEM; res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "halt_base"); drv->axi_halt_base = devm_request_and_ioremap(&pdev->dev, res); if (!drv->axi_halt_base) return -ENOMEM; desc = &drv->desc; ret = of_property_read_string(pdev->dev.of_node, "qcom,firmware-name", &desc->name); if (ret) return ret; desc->dev = &pdev->dev; desc->owner = THIS_MODULE; desc->proxy_timeout = 10000; if (pas_supported(PAS_WCNSS) > 0) { desc->ops = &pil_pronto_ops_trusted; dev_info(&pdev->dev, "using secure boot\n"); } else { desc->ops = &pil_pronto_ops; dev_info(&pdev->dev, "using non-secure boot\n"); } drv->vreg = devm_regulator_get(&pdev->dev, "vdd_pronto_pll"); if (IS_ERR(drv->vreg)) { dev_err(&pdev->dev, "failed to get pronto pll supply"); return PTR_ERR(drv->vreg); } ret = regulator_set_voltage(drv->vreg, 1800000, 1800000); if (ret) { dev_err(&pdev->dev, "failed to set pll supply voltage\n"); return ret; } ret = regulator_set_optimum_mode(drv->vreg, 18000); if (ret < 0) { dev_err(&pdev->dev, "failed to set pll supply mode\n"); return ret; } drv->cxo = devm_clk_get(&pdev->dev, "xo"); if (IS_ERR(drv->cxo)) return PTR_ERR(drv->cxo); scm_pas_init(MSM_BUS_MASTER_CRYPTO_CORE0); ret = pil_desc_init(desc); if (ret) return ret; drv->subsys_desc.name = desc->name; drv->subsys_desc.dev = &pdev->dev; drv->subsys_desc.owner = THIS_MODULE; drv->subsys_desc.shutdown = wcnss_shutdown; drv->subsys_desc.powerup = wcnss_powerup; drv->subsys_desc.ramdump = wcnss_ramdump; drv->subsys_desc.crash_shutdown = crash_shutdown; drv->subsys_desc.start = pronto_start; drv->subsys_desc.stop = pronto_stop; drv->subsys_desc.err_fatal_handler = wcnss_err_fatal_intr_handler; drv->subsys_desc.wdog_bite_handler = wcnss_wdog_bite_irq_hdlr; INIT_DELAYED_WORK(&drv->cancel_vote_work, wcnss_post_bootup); INIT_WORK(&drv->wcnss_wdog_bite_work, wcnss_wdog_bite_work_hdlr); //S [VY52/VY55][bug_1807] Frank_Chan add INIT_DELAYED_WORK(&drv->subsys_crash_work, wcnss_subsys_crash_info); //E [VY52/VY55][bug_1807] Frank_Chan add drv->subsys = subsys_register(&drv->subsys_desc); if (IS_ERR(drv->subsys)) { ret = PTR_ERR(drv->subsys); goto err_subsys; } drv->ramdump_dev = create_ramdump_device("pronto", &pdev->dev); if (!drv->ramdump_dev) { ret = -ENOMEM; goto err_irq; } /* Initialize common_ss GDSCR to wait 4 cycles between states */ regval = readl_relaxed(drv->base + PRONTO_PMU_COMMON_GDSCR) & PRONTO_PMU_COMMON_GDSCR_SW_COLLAPSE; regval |= (2 << EN_REST_WAIT) | (2 << EN_FEW_WAIT) | (2 << CLK_DIS_WAIT); writel_relaxed(regval, drv->base + PRONTO_PMU_COMMON_GDSCR); return 0; err_irq: subsys_unregister(drv->subsys); err_subsys: pil_desc_release(desc); return ret; }
static int __devinit pil_mss_loadable_init(struct modem_data *drv, struct platform_device *pdev) { struct q6v5_data *q6; struct mba_data *mba; struct pil_desc *q6_desc, *mba_desc; struct resource *res; struct property *prop; int ret; #ifdef CONFIG_MACH_LGE dev_info(&pdev->dev, " pil_mss_loadable init."); #endif mba = devm_kzalloc(&pdev->dev, sizeof(*mba), GFP_KERNEL); if (!mba) return -ENOMEM; drv->mba = mba; #ifdef CONFIG_MACH_LGE dev_info(&pdev->dev, " pil_mss_loadable init."); #endif q6 = pil_q6v5_init(pdev); if (IS_ERR(q6)) return PTR_ERR(q6); drv->q6 = q6; drv->mba->xo = q6->xo; q6_desc = &q6->desc; q6_desc->ops = &pil_msa_pbl_ops; q6_desc->owner = THIS_MODULE; q6_desc->proxy_timeout = PROXY_TIMEOUT_MS; q6->self_auth = of_property_read_bool(pdev->dev.of_node, "qcom,pil-self-auth"); if (q6->self_auth) { res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "rmb_base"); q6->rmb_base = devm_request_and_ioremap(&pdev->dev, res); if (!q6->rmb_base) return -ENOMEM; mba->rmb_base = q6->rmb_base; } res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "restart_reg"); q6->restart_reg = devm_request_and_ioremap(&pdev->dev, res); if (!q6->restart_reg) return -ENOMEM; q6->vreg = NULL; prop = of_find_property(pdev->dev.of_node, "vdd_mss-supply", NULL); if (prop) { q6->vreg = devm_regulator_get(&pdev->dev, "vdd_mss"); if (IS_ERR(q6->vreg)) return PTR_ERR(q6->vreg); ret = regulator_set_voltage(q6->vreg, VDD_MSS_UV, MAX_VDD_MSS_UV); if (ret) dev_err(&pdev->dev, "Failed to set vreg voltage.\n"); ret = regulator_set_optimum_mode(q6->vreg, 100000); if (ret < 0) { dev_err(&pdev->dev, "Failed to set vreg mode.\n"); return ret; } } q6->vreg_mx = devm_regulator_get(&pdev->dev, "vdd_mx"); if (IS_ERR(q6->vreg_mx)) return PTR_ERR(q6->vreg_mx); res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "cxrail_bhs_reg"); if (res) q6->cxrail_bhs = devm_ioremap(&pdev->dev, res->start, resource_size(res)); q6->ahb_clk = devm_clk_get(&pdev->dev, "iface_clk"); if (IS_ERR(q6->ahb_clk)) return PTR_ERR(q6->ahb_clk); q6->axi_clk = devm_clk_get(&pdev->dev, "bus_clk"); if (IS_ERR(q6->axi_clk)) return PTR_ERR(q6->axi_clk); q6->rom_clk = devm_clk_get(&pdev->dev, "mem_clk"); if (IS_ERR(q6->rom_clk)) return PTR_ERR(q6->rom_clk); ret = pil_desc_init(q6_desc); if (ret) return ret; #ifdef CONFIG_MACH_LGE if (q6_desc && q6_desc->name) dev_info(&pdev->dev, " %s description init success", q6_desc->name); #endif mba_desc = &mba->desc; mba_desc->name = "modem"; mba_desc->dev = &pdev->dev; mba_desc->ops = &pil_msa_mba_ops; mba_desc->owner = THIS_MODULE; #ifdef CONFIG_MACH_LGE if (mba_desc && mba_desc->name) dev_info(&pdev->dev, " %s description init success", mba_desc->name); #endif ret = pil_desc_init(mba_desc); if (ret) goto err_mba_desc; return 0; err_mba_desc: pil_desc_release(q6_desc); return ret; }
static int __devinit pil_pronto_probe(struct platform_device *pdev) { struct pronto_data *drv; struct resource *res; struct pil_desc *desc; int ret, err_fatal_gpio, irq; uint32_t regval; int clk_ready = of_get_named_gpio(pdev->dev.of_node, "qcom,gpio-proxy-unvote", 0); if (clk_ready < 0) return clk_ready; clk_ready = gpio_to_irq(clk_ready); if (clk_ready < 0) return clk_ready; drv = devm_kzalloc(&pdev->dev, sizeof(*drv), GFP_KERNEL); if (!drv) return -ENOMEM; platform_set_drvdata(pdev, drv); drv->irq = platform_get_irq(pdev, 0); if (drv->irq < 0) return drv->irq; res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "pmu_base"); drv->base = devm_request_and_ioremap(&pdev->dev, res); if (!drv->base) return -ENOMEM; res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "clk_base"); drv->reset_base = devm_request_and_ioremap(&pdev->dev, res); if (!drv->reset_base) return -ENOMEM; res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "halt_base"); drv->axi_halt_base = devm_request_and_ioremap(&pdev->dev, res); if (!drv->axi_halt_base) return -ENOMEM; desc = &drv->desc; ret = of_property_read_string(pdev->dev.of_node, "qcom,firmware-name", &desc->name); if (ret) return ret; err_fatal_gpio = of_get_named_gpio(pdev->dev.of_node, "qcom,gpio-err-fatal", 0); if (err_fatal_gpio < 0) return err_fatal_gpio; irq = gpio_to_irq(err_fatal_gpio); if (irq < 0) return irq; drv->err_fatal_irq = irq; drv->force_stop_gpio = of_get_named_gpio(pdev->dev.of_node, "qcom,gpio-force-stop", 0); if (drv->force_stop_gpio < 0) return drv->force_stop_gpio; desc->dev = &pdev->dev; desc->owner = THIS_MODULE; desc->proxy_timeout = 10000; desc->proxy_unvote_irq = clk_ready; if (pas_supported(PAS_WCNSS) > 0) { desc->ops = &pil_pronto_ops_trusted; dev_info(&pdev->dev, "using secure boot\n"); } else { desc->ops = &pil_pronto_ops; dev_info(&pdev->dev, "using non-secure boot\n"); } drv->vreg = devm_regulator_get(&pdev->dev, "vdd_pronto_pll"); if (IS_ERR(drv->vreg)) { dev_err(&pdev->dev, "failed to get pronto pll supply"); return PTR_ERR(drv->vreg); } ret = regulator_set_voltage(drv->vreg, 1800000, 1800000); if (ret) { dev_err(&pdev->dev, "failed to set pll supply voltage\n"); return ret; } ret = regulator_set_optimum_mode(drv->vreg, 18000); if (ret < 0) { dev_err(&pdev->dev, "failed to set pll supply mode\n"); return ret; } drv->cxo = devm_clk_get(&pdev->dev, "xo"); if (IS_ERR(drv->cxo)) return PTR_ERR(drv->cxo); ret = pil_desc_init(desc); if (ret) return ret; drv->subsys_desc.name = desc->name; drv->subsys_desc.dev = &pdev->dev; drv->subsys_desc.owner = THIS_MODULE; drv->subsys_desc.shutdown = wcnss_shutdown; drv->subsys_desc.powerup = wcnss_powerup; drv->subsys_desc.ramdump = wcnss_ramdump; drv->subsys_desc.crash_shutdown = crash_shutdown; drv->subsys_desc.start = pronto_start; drv->subsys_desc.stop = pronto_stop; ret = of_get_named_gpio(pdev->dev.of_node, "qcom,gpio-err-ready", 0); if (ret < 0) return ret; ret = gpio_to_irq(ret); if (ret < 0) return ret; drv->subsys_desc.err_ready_irq = ret; INIT_DELAYED_WORK(&drv->cancel_vote_work, wcnss_post_bootup); drv->subsys = subsys_register(&drv->subsys_desc); if (IS_ERR(drv->subsys)) { ret = PTR_ERR(drv->subsys); goto err_subsys; } ret = devm_request_irq(&pdev->dev, drv->irq, wcnss_wdog_bite_irq_hdlr, IRQF_TRIGGER_HIGH, "wcnss_wdog", drv); if (ret < 0) goto err_irq; ret = devm_request_irq(&pdev->dev, drv->err_fatal_irq, wcnss_err_fatal_intr_handler, IRQF_TRIGGER_RISING, "pil-pronto", drv); if (ret < 0) { dev_err(&pdev->dev, "Unable to register SMP2P err fatal handler!\n"); goto err_irq; } drv->ramdump_dev = create_ramdump_device("pronto", &pdev->dev); if (!drv->ramdump_dev) { ret = -ENOMEM; goto err_irq; } /* Initialize common_ss GDSCR to wait 4 cycles between states */ regval = readl_relaxed(drv->base + PRONTO_PMU_COMMON_GDSCR) & PRONTO_PMU_COMMON_GDSCR_SW_COLLAPSE; regval |= (2 << EN_REST_WAIT) | (2 << EN_FEW_WAIT) | (2 << CLK_DIS_WAIT); writel_relaxed(regval, drv->base + PRONTO_PMU_COMMON_GDSCR); return 0; err_irq: subsys_unregister(drv->subsys); err_subsys: pil_desc_release(desc); return ret; }
static int __devinit pil_dsps_driver_probe(struct platform_device *pdev) { struct dsps_data *drv; struct pil_desc *desc; struct resource *res; int ret; drv = devm_kzalloc(&pdev->dev, sizeof(*drv), GFP_KERNEL); if (!drv) return -ENOMEM; platform_set_drvdata(pdev, drv); res = platform_get_resource(pdev, IORESOURCE_MEM, 0); if (!res) return -EINVAL; drv->base = devm_ioremap(&pdev->dev, res->start, resource_size(res)); if (!drv->base) return -ENOMEM; res = platform_get_resource(pdev, IORESOURCE_MEM, 1); if (res) { drv->ppss_base = devm_ioremap(&pdev->dev, res->start, resource_size(res)); if (!drv->ppss_base) return -ENOMEM; } desc = &drv->desc; desc->name = pdev->dev.platform_data; desc->dev = &pdev->dev; desc->owner = THIS_MODULE; desc->flags = PIL_SKIP_ENTRY_CHECK; if (pas_supported(PAS_DSPS) > 0) { desc->ops = &pil_dsps_ops_trusted; dev_info(&pdev->dev, "using secure boot\n"); } else { desc->ops = &pil_dsps_ops; dev_info(&pdev->dev, "using non-secure boot\n"); } ret = pil_desc_init(desc); if (ret) return ret; drv->ramdump_dev = create_ramdump_device("dsps", &pdev->dev); if (!drv->ramdump_dev) { ret = -ENOMEM; goto err_ramdump; } drv->smem_ramdump_segments[0].address = PHYS_OFFSET - SZ_2M; drv->smem_ramdump_segments[0].size = SZ_2M; drv->smem_ramdump_dev = create_ramdump_device("smem-dsps", &pdev->dev); if (!drv->smem_ramdump_dev) { ret = -ENOMEM; goto err_smem_ramdump; } drv->subsys_desc.name = "dsps"; drv->subsys_desc.dev = &pdev->dev; drv->subsys_desc.owner = THIS_MODULE; drv->subsys_desc.start = dsps_start; drv->subsys_desc.stop = dsps_stop; drv->subsys_desc.shutdown = dsps_shutdown; drv->subsys_desc.powerup = dsps_powerup; drv->subsys_desc.ramdump = dsps_ramdump, drv->subsys_desc.crash_shutdown = dsps_crash_shutdown; drv->subsys = subsys_register(&drv->subsys_desc); if (IS_ERR(drv->subsys)) { ret = PTR_ERR(drv->subsys); goto err_subsys; } ret = smsm_state_cb_register(SMSM_DSPS_STATE, SMSM_RESET, dsps_smsm_state_cb, drv); if (ret) goto err_smsm; drv->wdog_irq = platform_get_irq(pdev, 0); if (drv->wdog_irq >= 0) { ret = devm_request_irq(&pdev->dev, drv->wdog_irq, dsps_wdog_bite_irq, IRQF_TRIGGER_RISING, "dsps_wdog", drv); if (ret) { dev_err(&pdev->dev, "request_irq failed\n"); goto err_smsm; } } else { drv->wdog_irq = -1; dev_dbg(&pdev->dev, "ppss_wdog not supported\n"); } return 0; err_smsm: subsys_unregister(drv->subsys); err_subsys: destroy_ramdump_device(drv->smem_ramdump_dev); err_smem_ramdump: destroy_ramdump_device(drv->ramdump_dev); err_ramdump: pil_desc_release(desc); return ret; }