diff options
| -rw-r--r-- | drivers/cxl/core/port.c | 7 | ||||
| -rw-r--r-- | drivers/cxl/core/region.c | 2 |
2 files changed, 7 insertions, 2 deletions
diff --git a/drivers/cxl/core/port.c b/drivers/cxl/core/port.c index 724be8448eb4..86568fb08eee 100644 --- a/drivers/cxl/core/port.c +++ b/drivers/cxl/core/port.c @@ -1,5 +1,6 @@ // SPDX-License-Identifier: GPL-2.0-only /* Copyright(c) 2020 Intel Corporation. All rights reserved. */ +#include <linux/platform_device.h> #include <linux/memregion.h> #include <linux/workqueue.h> #include <linux/debugfs.h> @@ -1463,7 +1464,11 @@ retry: struct cxl_dport *dport; struct cxl_port *port; - if (!dport_dev) + /* + * The terminal "grandparent" in PCI is NULL and @platform_bus + * for platform devices + */ + if (!dport_dev || dport_dev == &platform_bus) return 0; uport_dev = dport_dev->parent; diff --git a/drivers/cxl/core/region.c b/drivers/cxl/core/region.c index 6d63b8798c29..cc0fa8053e8f 100644 --- a/drivers/cxl/core/region.c +++ b/drivers/cxl/core/region.c @@ -129,7 +129,7 @@ static int cxl_region_invalidate_memregion(struct cxl_region *cxlr) { if (!cpu_cache_has_invalidate_memregion()) { if (IS_ENABLED(CONFIG_CXL_REGION_INVALIDATION_TEST)) { - dev_warn_once( + dev_info_once( &cxlr->dev, "Bypassing cpu_cache_invalidate_memregion() for testing!\n"); return 0; |