Lines Matching refs:rproc
52 typedef int (*rproc_handle_resource_t)(struct rproc *rproc,
55 static int rproc_alloc_carveout(struct rproc *rproc,
57 static int rproc_release_carveout(struct rproc *rproc,
88 struct rproc *rproc = token; in rproc_iommu_fault() local
92 rproc_report_crash(rproc, RPROC_MMUFAULT); in rproc_iommu_fault()
101 static int rproc_enable_iommu(struct rproc *rproc) in rproc_enable_iommu() argument
104 struct device *dev = rproc->dev.parent; in rproc_enable_iommu()
107 if (!rproc->has_iommu) { in rproc_enable_iommu()
118 iommu_set_fault_handler(domain, rproc_iommu_fault, rproc); in rproc_enable_iommu()
126 rproc->domain = domain; in rproc_enable_iommu()
135 static void rproc_disable_iommu(struct rproc *rproc) in rproc_disable_iommu() argument
137 struct iommu_domain *domain = rproc->domain; in rproc_disable_iommu()
138 struct device *dev = rproc->dev.parent; in rproc_disable_iommu()
194 void *rproc_da_to_va(struct rproc *rproc, u64 da, size_t len, bool *is_iomem) in rproc_da_to_va() argument
199 if (rproc->ops->da_to_va) { in rproc_da_to_va()
200 ptr = rproc->ops->da_to_va(rproc, da, len, is_iomem); in rproc_da_to_va()
205 list_for_each_entry(carveout, &rproc->carveouts, node) { in rproc_da_to_va()
253 rproc_find_carveout_by_name(struct rproc *rproc, const char *name, ...) in rproc_find_carveout_by_name() argument
266 list_for_each_entry(carveout, &rproc->carveouts, node) { in rproc_find_carveout_by_name()
291 static int rproc_check_carveout_da(struct rproc *rproc, in rproc_check_carveout_da() argument
294 struct device *dev = &rproc->dev; in rproc_check_carveout_da()
328 struct rproc *rproc = rvdev->rproc; in rproc_alloc_vring() local
329 struct device *dev = &rproc->dev; in rproc_alloc_vring()
339 rsc = (void *)rproc->table_ptr + rvdev->rsc_offset; in rproc_alloc_vring()
342 mem = rproc_find_carveout_by_name(rproc, "vdev%dvring%d", rvdev->index, in rproc_alloc_vring()
345 if (rproc_check_carveout_da(rproc, mem, rsc->vring[i].da, size)) in rproc_alloc_vring()
360 rproc_add_carveout(rproc, mem); in rproc_alloc_vring()
368 ret = idr_alloc(&rproc->notifyids, rvring, 0, 0, GFP_KERNEL); in rproc_alloc_vring()
376 if (notifyid > rproc->max_notifyid) in rproc_alloc_vring()
377 rproc->max_notifyid = notifyid; in rproc_alloc_vring()
389 struct rproc *rproc = rvdev->rproc; in rproc_parse_vring() local
390 struct device *dev = &rproc->dev; in rproc_parse_vring()
413 struct rproc *rproc = rvring->rvdev->rproc; in rproc_free_vring() local
417 idr_remove(&rproc->notifyids, rvring->notifyid); in rproc_free_vring()
430 if (rproc->table_ptr) { in rproc_free_vring()
431 rsc = (void *)rproc->table_ptr + rvring->rvdev->rsc_offset; in rproc_free_vring()
515 static int rproc_handle_vdev(struct rproc *rproc, void *ptr, in rproc_handle_vdev() argument
519 struct device *dev = &rproc->dev; in rproc_handle_vdev()
553 rvdev->rproc = rproc; in rproc_handle_vdev()
554 rvdev->index = rproc->nb_vdev++; in rproc_handle_vdev()
558 rvdev->dev.parent = &rproc->dev; in rproc_handle_vdev()
559 ret = copy_dma_range_map(&rvdev->dev, rproc->dev.parent); in rproc_handle_vdev()
572 set_dma_ops(&rvdev->dev, get_dma_ops(rproc->dev.parent)); in rproc_handle_vdev()
575 dma_get_mask(rproc->dev.parent)); in rproc_handle_vdev()
579 dma_get_mask(rproc->dev.parent), ret); in rproc_handle_vdev()
599 list_add_tail(&rvdev->node, &rproc->rvdevs); in rproc_handle_vdev()
604 rproc_add_subdev(rproc, &rvdev->subdev); in rproc_handle_vdev()
620 struct rproc *rproc = rvdev->rproc; in rproc_vdev_release() local
628 rproc_remove_subdev(rproc, &rvdev->subdev); in rproc_vdev_release()
650 static int rproc_handle_trace(struct rproc *rproc, void *ptr, in rproc_handle_trace() argument
655 struct device *dev = &rproc->dev; in rproc_handle_trace()
678 trace->rproc = rproc; in rproc_handle_trace()
681 snprintf(name, sizeof(name), "trace%d", rproc->num_traces); in rproc_handle_trace()
684 trace->tfile = rproc_create_trace_file(name, rproc, trace); in rproc_handle_trace()
690 list_add_tail(&trace->node, &rproc->traces); in rproc_handle_trace()
692 rproc->num_traces++; in rproc_handle_trace()
728 static int rproc_handle_devmem(struct rproc *rproc, void *ptr, in rproc_handle_devmem() argument
733 struct device *dev = &rproc->dev; in rproc_handle_devmem()
737 if (!rproc->domain) in rproc_handle_devmem()
755 ret = iommu_map(rproc->domain, rsc->da, rsc->pa, rsc->len, rsc->flags); in rproc_handle_devmem()
770 list_add_tail(&mapping->node, &rproc->mappings); in rproc_handle_devmem()
792 static int rproc_alloc_carveout(struct rproc *rproc, in rproc_alloc_carveout() argument
796 struct device *dev = &rproc->dev; in rproc_alloc_carveout()
812 if (mem->da != FW_RSC_ADDR_ANY && !rproc->domain) { in rproc_alloc_carveout()
841 if (mem->da != FW_RSC_ADDR_ANY && rproc->domain) { in rproc_alloc_carveout()
848 ret = iommu_map(rproc->domain, mem->da, dma, mem->len, in rproc_alloc_carveout()
864 list_add_tail(&mapping->node, &rproc->mappings); in rproc_alloc_carveout()
900 static int rproc_release_carveout(struct rproc *rproc, in rproc_release_carveout() argument
903 struct device *dev = &rproc->dev; in rproc_release_carveout()
931 static int rproc_handle_carveout(struct rproc *rproc, in rproc_handle_carveout() argument
936 struct device *dev = &rproc->dev; in rproc_handle_carveout()
956 carveout = rproc_find_carveout_by_name(rproc, rsc->name); in rproc_handle_carveout()
965 if (rproc_check_carveout_da(rproc, carveout, rsc->da, rsc->len)) in rproc_handle_carveout()
986 rproc_add_carveout(rproc, carveout); in rproc_handle_carveout()
999 void rproc_add_carveout(struct rproc *rproc, struct rproc_mem_entry *mem) in rproc_add_carveout() argument
1001 list_add_tail(&mem->node, &rproc->carveouts); in rproc_add_carveout()
1025 int (*alloc)(struct rproc *, struct rproc_mem_entry *), in rproc_mem_entry_init() argument
1026 int (*release)(struct rproc *, struct rproc_mem_entry *), in rproc_mem_entry_init() argument
1127 static int rproc_handle_resources(struct rproc *rproc, in rproc_handle_resources() argument
1130 struct device *dev = &rproc->dev; in rproc_handle_resources()
1134 if (!rproc->table_ptr) in rproc_handle_resources()
1137 for (i = 0; i < rproc->table_ptr->num; i++) { in rproc_handle_resources()
1138 int offset = rproc->table_ptr->offset[i]; in rproc_handle_resources()
1139 struct fw_rsc_hdr *hdr = (void *)rproc->table_ptr + offset; in rproc_handle_resources()
1140 int avail = rproc->table_sz - offset - sizeof(*hdr); in rproc_handle_resources()
1153 ret = rproc_handle_rsc(rproc, hdr->type, rsc, in rproc_handle_resources()
1174 ret = handler(rproc, rsc, offset + sizeof(*hdr), avail); in rproc_handle_resources()
1182 static int rproc_prepare_subdevices(struct rproc *rproc) in rproc_prepare_subdevices() argument
1187 list_for_each_entry(subdev, &rproc->subdevs, node) { in rproc_prepare_subdevices()
1198 list_for_each_entry_continue_reverse(subdev, &rproc->subdevs, node) { in rproc_prepare_subdevices()
1206 static int rproc_start_subdevices(struct rproc *rproc) in rproc_start_subdevices() argument
1211 list_for_each_entry(subdev, &rproc->subdevs, node) { in rproc_start_subdevices()
1222 list_for_each_entry_continue_reverse(subdev, &rproc->subdevs, node) { in rproc_start_subdevices()
1230 static void rproc_stop_subdevices(struct rproc *rproc, bool crashed) in rproc_stop_subdevices() argument
1234 list_for_each_entry_reverse(subdev, &rproc->subdevs, node) { in rproc_stop_subdevices()
1240 static void rproc_unprepare_subdevices(struct rproc *rproc) in rproc_unprepare_subdevices() argument
1244 list_for_each_entry_reverse(subdev, &rproc->subdevs, node) { in rproc_unprepare_subdevices()
1261 static int rproc_alloc_registered_carveouts(struct rproc *rproc) in rproc_alloc_registered_carveouts() argument
1265 struct device *dev = &rproc->dev; in rproc_alloc_registered_carveouts()
1269 list_for_each_entry_safe(entry, tmp, &rproc->carveouts, node) { in rproc_alloc_registered_carveouts()
1271 ret = entry->alloc(rproc, entry); in rproc_alloc_registered_carveouts()
1281 rsc = (void *)rproc->table_ptr + entry->rsc_offset; in rproc_alloc_registered_carveouts()
1328 void rproc_resource_cleanup(struct rproc *rproc) in rproc_resource_cleanup() argument
1333 struct device *dev = &rproc->dev; in rproc_resource_cleanup()
1336 list_for_each_entry_safe(trace, ttmp, &rproc->traces, node) { in rproc_resource_cleanup()
1338 rproc->num_traces--; in rproc_resource_cleanup()
1344 list_for_each_entry_safe(entry, tmp, &rproc->mappings, node) { in rproc_resource_cleanup()
1347 unmapped = iommu_unmap(rproc->domain, entry->da, entry->len); in rproc_resource_cleanup()
1359 list_for_each_entry_safe(entry, tmp, &rproc->carveouts, node) { in rproc_resource_cleanup()
1361 entry->release(rproc, entry); in rproc_resource_cleanup()
1367 list_for_each_entry_safe(rvdev, rvtmp, &rproc->rvdevs, node) in rproc_resource_cleanup()
1370 rproc_coredump_cleanup(rproc); in rproc_resource_cleanup()
1374 static int rproc_start(struct rproc *rproc, const struct firmware *fw) in rproc_start() argument
1377 struct device *dev = &rproc->dev; in rproc_start()
1381 ret = rproc_load_segments(rproc, fw); in rproc_start()
1395 loaded_table = rproc_find_loaded_rsc_table(rproc, fw); in rproc_start()
1397 memcpy(loaded_table, rproc->cached_table, rproc->table_sz); in rproc_start()
1398 rproc->table_ptr = loaded_table; in rproc_start()
1401 ret = rproc_prepare_subdevices(rproc); in rproc_start()
1404 rproc->name, ret); in rproc_start()
1409 ret = rproc->ops->start(rproc); in rproc_start()
1411 dev_err(dev, "can't start rproc %s: %d\n", rproc->name, ret); in rproc_start()
1416 ret = rproc_start_subdevices(rproc); in rproc_start()
1419 rproc->name, ret); in rproc_start()
1423 rproc->state = RPROC_RUNNING; in rproc_start()
1425 dev_info(dev, "remote processor %s is now up\n", rproc->name); in rproc_start()
1430 rproc->ops->stop(rproc); in rproc_start()
1432 rproc_unprepare_subdevices(rproc); in rproc_start()
1434 rproc->table_ptr = rproc->cached_table; in rproc_start()
1439 static int __rproc_attach(struct rproc *rproc) in __rproc_attach() argument
1441 struct device *dev = &rproc->dev; in __rproc_attach()
1444 ret = rproc_prepare_subdevices(rproc); in __rproc_attach()
1447 rproc->name, ret); in __rproc_attach()
1452 ret = rproc_attach_device(rproc); in __rproc_attach()
1455 rproc->name, ret); in __rproc_attach()
1460 ret = rproc_start_subdevices(rproc); in __rproc_attach()
1463 rproc->name, ret); in __rproc_attach()
1467 rproc->state = RPROC_ATTACHED; in __rproc_attach()
1469 dev_info(dev, "remote processor %s is now attached\n", rproc->name); in __rproc_attach()
1474 rproc->ops->stop(rproc); in __rproc_attach()
1476 rproc_unprepare_subdevices(rproc); in __rproc_attach()
1484 static int rproc_fw_boot(struct rproc *rproc, const struct firmware *fw) in rproc_fw_boot() argument
1486 struct device *dev = &rproc->dev; in rproc_fw_boot()
1487 const char *name = rproc->firmware; in rproc_fw_boot()
1490 ret = rproc_fw_sanity_check(rproc, fw); in rproc_fw_boot()
1500 ret = rproc_enable_iommu(rproc); in rproc_fw_boot()
1507 ret = rproc_prepare_device(rproc); in rproc_fw_boot()
1509 dev_err(dev, "can't prepare rproc %s: %d\n", rproc->name, ret); in rproc_fw_boot()
1513 rproc->bootaddr = rproc_get_boot_addr(rproc, fw); in rproc_fw_boot()
1516 ret = rproc_parse_fw(rproc, fw); in rproc_fw_boot()
1521 rproc->max_notifyid = -1; in rproc_fw_boot()
1524 rproc->nb_vdev = 0; in rproc_fw_boot()
1527 ret = rproc_handle_resources(rproc, rproc_loading_handlers); in rproc_fw_boot()
1534 ret = rproc_alloc_registered_carveouts(rproc); in rproc_fw_boot()
1541 ret = rproc_start(rproc, fw); in rproc_fw_boot()
1548 rproc_resource_cleanup(rproc); in rproc_fw_boot()
1549 kfree(rproc->cached_table); in rproc_fw_boot()
1550 rproc->cached_table = NULL; in rproc_fw_boot()
1551 rproc->table_ptr = NULL; in rproc_fw_boot()
1554 rproc_unprepare_device(rproc); in rproc_fw_boot()
1556 rproc_disable_iommu(rproc); in rproc_fw_boot()
1560 static int rproc_set_rsc_table(struct rproc *rproc) in rproc_set_rsc_table() argument
1563 struct device *dev = &rproc->dev; in rproc_set_rsc_table()
1567 table_ptr = rproc_get_loaded_rsc_table(rproc, &table_sz); in rproc_set_rsc_table()
1589 if (rproc->ops->detach) { in rproc_set_rsc_table()
1590 rproc->clean_table = kmemdup(table_ptr, table_sz, GFP_KERNEL); in rproc_set_rsc_table()
1591 if (!rproc->clean_table) in rproc_set_rsc_table()
1594 rproc->clean_table = NULL; in rproc_set_rsc_table()
1597 rproc->cached_table = NULL; in rproc_set_rsc_table()
1598 rproc->table_ptr = table_ptr; in rproc_set_rsc_table()
1599 rproc->table_sz = table_sz; in rproc_set_rsc_table()
1604 static int rproc_reset_rsc_table_on_detach(struct rproc *rproc) in rproc_reset_rsc_table_on_detach() argument
1609 if (!rproc->table_ptr) in rproc_reset_rsc_table_on_detach()
1617 if (WARN_ON(!rproc->clean_table)) in rproc_reset_rsc_table_on_detach()
1621 table_ptr = rproc->table_ptr; in rproc_reset_rsc_table_on_detach()
1630 rproc->cached_table = kmemdup(rproc->table_ptr, in rproc_reset_rsc_table_on_detach()
1631 rproc->table_sz, GFP_KERNEL); in rproc_reset_rsc_table_on_detach()
1632 if (!rproc->cached_table) in rproc_reset_rsc_table_on_detach()
1639 rproc->table_ptr = rproc->cached_table; in rproc_reset_rsc_table_on_detach()
1646 memcpy(table_ptr, rproc->clean_table, rproc->table_sz); in rproc_reset_rsc_table_on_detach()
1652 kfree(rproc->clean_table); in rproc_reset_rsc_table_on_detach()
1657 static int rproc_reset_rsc_table_on_stop(struct rproc *rproc) in rproc_reset_rsc_table_on_stop() argument
1660 if (!rproc->table_ptr) in rproc_reset_rsc_table_on_stop()
1668 if (rproc->cached_table) in rproc_reset_rsc_table_on_stop()
1678 rproc->cached_table = kmemdup(rproc->table_ptr, in rproc_reset_rsc_table_on_stop()
1679 rproc->table_sz, GFP_KERNEL); in rproc_reset_rsc_table_on_stop()
1680 if (!rproc->cached_table) in rproc_reset_rsc_table_on_stop()
1687 kfree(rproc->clean_table); in rproc_reset_rsc_table_on_stop()
1694 rproc->table_ptr = rproc->cached_table; in rproc_reset_rsc_table_on_stop()
1702 static int rproc_attach(struct rproc *rproc) in rproc_attach() argument
1704 struct device *dev = &rproc->dev; in rproc_attach()
1711 ret = rproc_enable_iommu(rproc); in rproc_attach()
1718 ret = rproc_prepare_device(rproc); in rproc_attach()
1720 dev_err(dev, "can't prepare rproc %s: %d\n", rproc->name, ret); in rproc_attach()
1724 ret = rproc_set_rsc_table(rproc); in rproc_attach()
1731 rproc->max_notifyid = -1; in rproc_attach()
1734 rproc->nb_vdev = 0; in rproc_attach()
1741 ret = rproc_handle_resources(rproc, rproc_loading_handlers); in rproc_attach()
1748 ret = rproc_alloc_registered_carveouts(rproc); in rproc_attach()
1755 ret = __rproc_attach(rproc); in rproc_attach()
1762 rproc_resource_cleanup(rproc); in rproc_attach()
1765 rproc_unprepare_device(rproc); in rproc_attach()
1767 rproc_disable_iommu(rproc); in rproc_attach()
1781 struct rproc *rproc = context; in rproc_auto_boot_callback() local
1783 rproc_boot(rproc); in rproc_auto_boot_callback()
1788 static int rproc_trigger_auto_boot(struct rproc *rproc) in rproc_trigger_auto_boot() argument
1798 if (rproc->state == RPROC_DETACHED) in rproc_trigger_auto_boot()
1799 return rproc_boot(rproc); in rproc_trigger_auto_boot()
1806 rproc->firmware, &rproc->dev, GFP_KERNEL, in rproc_trigger_auto_boot()
1807 rproc, rproc_auto_boot_callback); in rproc_trigger_auto_boot()
1809 dev_err(&rproc->dev, "request_firmware_nowait err: %d\n", ret); in rproc_trigger_auto_boot()
1814 static int rproc_stop(struct rproc *rproc, bool crashed) in rproc_stop() argument
1816 struct device *dev = &rproc->dev; in rproc_stop()
1820 if (!rproc->ops->stop) in rproc_stop()
1824 rproc_stop_subdevices(rproc, crashed); in rproc_stop()
1827 ret = rproc_reset_rsc_table_on_stop(rproc); in rproc_stop()
1835 ret = rproc->ops->stop(rproc); in rproc_stop()
1841 rproc_unprepare_subdevices(rproc); in rproc_stop()
1843 rproc->state = RPROC_OFFLINE; in rproc_stop()
1845 dev_info(dev, "stopped remote processor %s\n", rproc->name); in rproc_stop()
1853 static int __rproc_detach(struct rproc *rproc) in __rproc_detach() argument
1855 struct device *dev = &rproc->dev; in __rproc_detach()
1859 if (!rproc->ops->detach) in __rproc_detach()
1863 rproc_stop_subdevices(rproc, false); in __rproc_detach()
1866 ret = rproc_reset_rsc_table_on_detach(rproc); in __rproc_detach()
1873 ret = rproc->ops->detach(rproc); in __rproc_detach()
1879 rproc_unprepare_subdevices(rproc); in __rproc_detach()
1881 rproc->state = RPROC_DETACHED; in __rproc_detach()
1883 dev_info(dev, "detached remote processor %s\n", rproc->name); in __rproc_detach()
1900 int rproc_trigger_recovery(struct rproc *rproc) in rproc_trigger_recovery() argument
1903 struct device *dev = &rproc->dev; in rproc_trigger_recovery()
1906 ret = mutex_lock_interruptible(&rproc->lock); in rproc_trigger_recovery()
1911 if (rproc->state != RPROC_CRASHED) in rproc_trigger_recovery()
1914 dev_err(dev, "recovering %s\n", rproc->name); in rproc_trigger_recovery()
1916 ret = rproc_stop(rproc, true); in rproc_trigger_recovery()
1921 rproc->ops->coredump(rproc); in rproc_trigger_recovery()
1924 ret = request_firmware(&firmware_p, rproc->firmware, dev); in rproc_trigger_recovery()
1931 ret = rproc_start(rproc, firmware_p); in rproc_trigger_recovery()
1936 mutex_unlock(&rproc->lock); in rproc_trigger_recovery()
1949 struct rproc *rproc = container_of(work, struct rproc, crash_handler); in rproc_crash_handler_work() local
1950 struct device *dev = &rproc->dev; in rproc_crash_handler_work()
1954 mutex_lock(&rproc->lock); in rproc_crash_handler_work()
1956 if (rproc->state == RPROC_CRASHED || rproc->state == RPROC_OFFLINE) { in rproc_crash_handler_work()
1958 mutex_unlock(&rproc->lock); in rproc_crash_handler_work()
1962 rproc->state = RPROC_CRASHED; in rproc_crash_handler_work()
1963 dev_err(dev, "handling crash #%u in %s\n", ++rproc->crash_cnt, in rproc_crash_handler_work()
1964 rproc->name); in rproc_crash_handler_work()
1966 mutex_unlock(&rproc->lock); in rproc_crash_handler_work()
1968 if (!rproc->recovery_disabled) in rproc_crash_handler_work()
1969 rproc_trigger_recovery(rproc); in rproc_crash_handler_work()
1971 pm_relax(rproc->dev.parent); in rproc_crash_handler_work()
1985 int rproc_boot(struct rproc *rproc) in rproc_boot() argument
1991 if (!rproc) { in rproc_boot()
1996 dev = &rproc->dev; in rproc_boot()
1998 ret = mutex_lock_interruptible(&rproc->lock); in rproc_boot()
2000 dev_err(dev, "can't lock rproc %s: %d\n", rproc->name, ret); in rproc_boot()
2004 if (rproc->state == RPROC_DELETED) { in rproc_boot()
2006 dev_err(dev, "can't boot deleted rproc %s\n", rproc->name); in rproc_boot()
2011 if (atomic_inc_return(&rproc->power) > 1) { in rproc_boot()
2016 if (rproc->state == RPROC_DETACHED) { in rproc_boot()
2017 dev_info(dev, "attaching to %s\n", rproc->name); in rproc_boot()
2019 ret = rproc_attach(rproc); in rproc_boot()
2021 dev_info(dev, "powering up %s\n", rproc->name); in rproc_boot()
2024 ret = request_firmware(&firmware_p, rproc->firmware, dev); in rproc_boot()
2030 ret = rproc_fw_boot(rproc, firmware_p); in rproc_boot()
2037 atomic_dec(&rproc->power); in rproc_boot()
2039 mutex_unlock(&rproc->lock); in rproc_boot()
2063 void rproc_shutdown(struct rproc *rproc) in rproc_shutdown() argument
2065 struct device *dev = &rproc->dev; in rproc_shutdown()
2068 ret = mutex_lock_interruptible(&rproc->lock); in rproc_shutdown()
2070 dev_err(dev, "can't lock rproc %s: %d\n", rproc->name, ret); in rproc_shutdown()
2075 if (!atomic_dec_and_test(&rproc->power)) in rproc_shutdown()
2078 ret = rproc_stop(rproc, false); in rproc_shutdown()
2080 atomic_inc(&rproc->power); in rproc_shutdown()
2085 rproc_resource_cleanup(rproc); in rproc_shutdown()
2088 rproc_unprepare_device(rproc); in rproc_shutdown()
2090 rproc_disable_iommu(rproc); in rproc_shutdown()
2093 kfree(rproc->cached_table); in rproc_shutdown()
2094 rproc->cached_table = NULL; in rproc_shutdown()
2095 rproc->table_ptr = NULL; in rproc_shutdown()
2097 mutex_unlock(&rproc->lock); in rproc_shutdown()
2121 int rproc_detach(struct rproc *rproc) in rproc_detach() argument
2123 struct device *dev = &rproc->dev; in rproc_detach()
2126 ret = mutex_lock_interruptible(&rproc->lock); in rproc_detach()
2128 dev_err(dev, "can't lock rproc %s: %d\n", rproc->name, ret); in rproc_detach()
2133 if (!atomic_dec_and_test(&rproc->power)) { in rproc_detach()
2138 ret = __rproc_detach(rproc); in rproc_detach()
2140 atomic_inc(&rproc->power); in rproc_detach()
2145 rproc_resource_cleanup(rproc); in rproc_detach()
2148 rproc_unprepare_device(rproc); in rproc_detach()
2150 rproc_disable_iommu(rproc); in rproc_detach()
2153 kfree(rproc->cached_table); in rproc_detach()
2154 rproc->cached_table = NULL; in rproc_detach()
2155 rproc->table_ptr = NULL; in rproc_detach()
2157 mutex_unlock(&rproc->lock); in rproc_detach()
2175 struct rproc *rproc_get_by_phandle(phandle phandle) in rproc_get_by_phandle()
2177 struct rproc *rproc = NULL, *r; in rproc_get_by_phandle() local
2193 rproc = r; in rproc_get_by_phandle()
2194 get_device(&rproc->dev); in rproc_get_by_phandle()
2202 return rproc; in rproc_get_by_phandle()
2205 struct rproc *rproc_get_by_phandle(phandle phandle) in rproc_get_by_phandle()
2230 int rproc_set_firmware(struct rproc *rproc, const char *fw_name) in rproc_set_firmware() argument
2236 if (!rproc || !fw_name) in rproc_set_firmware()
2239 dev = rproc->dev.parent; in rproc_set_firmware()
2241 ret = mutex_lock_interruptible(&rproc->lock); in rproc_set_firmware()
2243 dev_err(dev, "can't lock rproc %s: %d\n", rproc->name, ret); in rproc_set_firmware()
2247 if (rproc->state != RPROC_OFFLINE) { in rproc_set_firmware()
2266 kfree_const(rproc->firmware); in rproc_set_firmware()
2267 rproc->firmware = p; in rproc_set_firmware()
2270 mutex_unlock(&rproc->lock); in rproc_set_firmware()
2275 static int rproc_validate(struct rproc *rproc) in rproc_validate() argument
2277 switch (rproc->state) { in rproc_validate()
2283 if (!rproc->ops->start) in rproc_validate()
2291 if (!rproc->ops->attach) in rproc_validate()
2298 if (rproc->cached_table) in rproc_validate()
2332 int rproc_add(struct rproc *rproc) in rproc_add() argument
2334 struct device *dev = &rproc->dev; in rproc_add()
2337 ret = rproc_validate(rproc); in rproc_add()
2342 ret = rproc_char_device_add(rproc); in rproc_add()
2352 dev_info(dev, "%s is available\n", rproc->name); in rproc_add()
2355 rproc_create_debug_dir(rproc); in rproc_add()
2358 if (rproc->auto_boot) { in rproc_add()
2359 ret = rproc_trigger_auto_boot(rproc); in rproc_add()
2366 list_add_rcu(&rproc->node, &rproc_list); in rproc_add()
2372 rproc_delete_debug_dir(rproc); in rproc_add()
2375 rproc_char_device_remove(rproc); in rproc_add()
2380 static void devm_rproc_remove(void *rproc) in devm_rproc_remove() argument
2382 rproc_del(rproc); in devm_rproc_remove()
2395 int devm_rproc_add(struct device *dev, struct rproc *rproc) in devm_rproc_add() argument
2399 err = rproc_add(rproc); in devm_rproc_add()
2403 return devm_add_action_or_reset(dev, devm_rproc_remove, rproc); in devm_rproc_add()
2418 struct rproc *rproc = container_of(dev, struct rproc, dev); in rproc_type_release() local
2420 dev_info(&rproc->dev, "releasing %s\n", rproc->name); in rproc_type_release()
2422 idr_destroy(&rproc->notifyids); in rproc_type_release()
2424 if (rproc->index >= 0) in rproc_type_release()
2425 ida_simple_remove(&rproc_dev_index, rproc->index); in rproc_type_release()
2427 kfree_const(rproc->firmware); in rproc_type_release()
2428 kfree_const(rproc->name); in rproc_type_release()
2429 kfree(rproc->ops); in rproc_type_release()
2430 kfree(rproc); in rproc_type_release()
2438 static int rproc_alloc_firmware(struct rproc *rproc, in rproc_alloc_firmware() argument
2455 rproc->firmware = p; in rproc_alloc_firmware()
2460 static int rproc_alloc_ops(struct rproc *rproc, const struct rproc_ops *ops) in rproc_alloc_ops() argument
2462 rproc->ops = kmemdup(ops, sizeof(*ops), GFP_KERNEL); in rproc_alloc_ops()
2463 if (!rproc->ops) in rproc_alloc_ops()
2467 if (!rproc->ops->coredump) in rproc_alloc_ops()
2468 rproc->ops->coredump = rproc_coredump; in rproc_alloc_ops()
2470 if (rproc->ops->load) in rproc_alloc_ops()
2474 rproc->ops->load = rproc_elf_load_segments; in rproc_alloc_ops()
2475 rproc->ops->parse_fw = rproc_elf_load_rsc_table; in rproc_alloc_ops()
2476 rproc->ops->find_loaded_rsc_table = rproc_elf_find_loaded_rsc_table; in rproc_alloc_ops()
2477 rproc->ops->sanity_check = rproc_elf_sanity_check; in rproc_alloc_ops()
2478 rproc->ops->get_boot_addr = rproc_elf_get_boot_addr; in rproc_alloc_ops()
2506 struct rproc *rproc_alloc(struct device *dev, const char *name, in rproc_alloc()
2510 struct rproc *rproc; in rproc_alloc() local
2515 rproc = kzalloc(sizeof(struct rproc) + len, GFP_KERNEL); in rproc_alloc()
2516 if (!rproc) in rproc_alloc()
2519 rproc->priv = &rproc[1]; in rproc_alloc()
2520 rproc->auto_boot = true; in rproc_alloc()
2521 rproc->elf_class = ELFCLASSNONE; in rproc_alloc()
2522 rproc->elf_machine = EM_NONE; in rproc_alloc()
2524 device_initialize(&rproc->dev); in rproc_alloc()
2525 rproc->dev.parent = dev; in rproc_alloc()
2526 rproc->dev.type = &rproc_type; in rproc_alloc()
2527 rproc->dev.class = &rproc_class; in rproc_alloc()
2528 rproc->dev.driver_data = rproc; in rproc_alloc()
2529 idr_init(&rproc->notifyids); in rproc_alloc()
2531 rproc->name = kstrdup_const(name, GFP_KERNEL); in rproc_alloc()
2532 if (!rproc->name) in rproc_alloc()
2535 if (rproc_alloc_firmware(rproc, name, firmware)) in rproc_alloc()
2538 if (rproc_alloc_ops(rproc, ops)) in rproc_alloc()
2542 rproc->index = ida_simple_get(&rproc_dev_index, 0, 0, GFP_KERNEL); in rproc_alloc()
2543 if (rproc->index < 0) { in rproc_alloc()
2544 dev_err(dev, "ida_simple_get failed: %d\n", rproc->index); in rproc_alloc()
2548 dev_set_name(&rproc->dev, "remoteproc%d", rproc->index); in rproc_alloc()
2550 atomic_set(&rproc->power, 0); in rproc_alloc()
2552 mutex_init(&rproc->lock); in rproc_alloc()
2554 INIT_LIST_HEAD(&rproc->carveouts); in rproc_alloc()
2555 INIT_LIST_HEAD(&rproc->mappings); in rproc_alloc()
2556 INIT_LIST_HEAD(&rproc->traces); in rproc_alloc()
2557 INIT_LIST_HEAD(&rproc->rvdevs); in rproc_alloc()
2558 INIT_LIST_HEAD(&rproc->subdevs); in rproc_alloc()
2559 INIT_LIST_HEAD(&rproc->dump_segments); in rproc_alloc()
2561 INIT_WORK(&rproc->crash_handler, rproc_crash_handler_work); in rproc_alloc()
2563 rproc->state = RPROC_OFFLINE; in rproc_alloc()
2565 return rproc; in rproc_alloc()
2568 put_device(&rproc->dev); in rproc_alloc()
2582 void rproc_free(struct rproc *rproc) in rproc_free() argument
2584 put_device(&rproc->dev); in rproc_free()
2597 void rproc_put(struct rproc *rproc) in rproc_put() argument
2599 module_put(rproc->dev.parent->driver->owner); in rproc_put()
2600 put_device(&rproc->dev); in rproc_put()
2619 int rproc_del(struct rproc *rproc) in rproc_del() argument
2621 if (!rproc) in rproc_del()
2625 rproc_shutdown(rproc); in rproc_del()
2627 mutex_lock(&rproc->lock); in rproc_del()
2628 rproc->state = RPROC_DELETED; in rproc_del()
2629 mutex_unlock(&rproc->lock); in rproc_del()
2631 rproc_delete_debug_dir(rproc); in rproc_del()
2635 list_del_rcu(&rproc->node); in rproc_del()
2641 device_del(&rproc->dev); in rproc_del()
2642 rproc_char_device_remove(rproc); in rproc_del()
2650 rproc_free(*(struct rproc **)res); in devm_rproc_free()
2666 struct rproc *devm_rproc_alloc(struct device *dev, const char *name, in devm_rproc_alloc()
2670 struct rproc **ptr, *rproc; in devm_rproc_alloc() local
2676 rproc = rproc_alloc(dev, name, ops, firmware, len); in devm_rproc_alloc()
2677 if (rproc) { in devm_rproc_alloc()
2678 *ptr = rproc; in devm_rproc_alloc()
2684 return rproc; in devm_rproc_alloc()
2695 void rproc_add_subdev(struct rproc *rproc, struct rproc_subdev *subdev) in rproc_add_subdev() argument
2697 list_add_tail(&subdev->node, &rproc->subdevs); in rproc_add_subdev()
2706 void rproc_remove_subdev(struct rproc *rproc, struct rproc_subdev *subdev) in rproc_remove_subdev() argument
2718 struct rproc *rproc_get_by_child(struct device *dev) in rproc_get_by_child()
2740 void rproc_report_crash(struct rproc *rproc, enum rproc_crash_type type) in rproc_report_crash() argument
2742 if (!rproc) { in rproc_report_crash()
2748 pm_stay_awake(rproc->dev.parent); in rproc_report_crash()
2750 dev_err(&rproc->dev, "crash detected in %s: type %s\n", in rproc_report_crash()
2751 rproc->name, rproc_crash_to_string(type)); in rproc_report_crash()
2754 queue_work(system_freezable_wq, &rproc->crash_handler); in rproc_report_crash()
2762 struct rproc *rproc; in rproc_panic_handler() local
2766 list_for_each_entry_rcu(rproc, &rproc_list, node) { in rproc_panic_handler()
2767 if (!rproc->ops->panic) in rproc_panic_handler()
2770 if (rproc->state != RPROC_RUNNING && in rproc_panic_handler()
2771 rproc->state != RPROC_ATTACHED) in rproc_panic_handler()
2774 d = rproc->ops->panic(rproc); in rproc_panic_handler()