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-rw-r--r--drivers/cxl/core/core.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/cxl/core/core.h b/drivers/cxl/core/core.h
index 0c62b4069ba0..800466f96a68 100644
--- a/drivers/cxl/core/core.h
+++ b/drivers/cxl/core/core.h
@@ -89,6 +89,11 @@ resource_size_t __rcrb_to_component(struct device *dev,
enum cxl_rcrb which);
u16 cxl_rcrb_to_aer(struct device *dev, resource_size_t rcrb);
+#define PCI_RCRB_CAP_LIST_ID_MASK GENMASK(7, 0)
+#define PCI_RCRB_CAP_HDR_ID_MASK GENMASK(7, 0)
+#define PCI_RCRB_CAP_HDR_NEXT_MASK GENMASK(15, 8)
+#define PCI_CAP_EXP_SIZEOF 0x3c
+
extern struct rw_semaphore cxl_dpa_rwsem;
extern struct rw_semaphore cxl_region_rwsem;