diff --git a/drivers/pci/pci.h b/drivers/pci/pci.h
index 41ec38e82c08..8ccb3ba61e11 100644
--- a/drivers/pci/pci.h
+++ b/drivers/pci/pci.h
@@ -724,16 +724,35 @@ static inline bool pci_dev_binding_disallowed(struct pci_dev *dev)
 
 #define AER_MAX_MULTI_ERR_DEVICES	5	/* Not likely to have more */
 
+/**
+ * struct aer_err_info - AER Error Information
+ * @dev: Devices reporting error
+ * @ratelimit_print: Flag to log or not log the devices' error. 0=NotLog/1=Log
+ * @__pad1: Padding for alignment
+ * @error_dev_num: Number of devices reporting an error
+ * @level: printk level to use in logging
+ * @id: Value from register PCI_ERR_ROOT_ERR_SRC
+ * @severity: AER severity, 0-UNCOR Non-fatal, 1-UNCOR fatal, 2-COR
+ * @root_ratelimit_print: Flag to log or not log the root's error. 0=NotLog/1=Log
+ * @multi_error_valid: If multiple errors are reported
+ * @first_error: First reported error
+ * @__pad2: Padding for alignment
+ * @is_cxl: Bus type error: 0-PCI Bus error, 1-CXL Bus error
+ * @tlp_header_valid: Indicates if TLP field contains error information
+ * @status: COR/UNCOR error status
+ * @mask: COR/UNCOR mask
+ * @tlp: Transaction packet information
+ */
 struct aer_err_info {
 	struct pci_dev *dev[AER_MAX_MULTI_ERR_DEVICES];
 	int ratelimit_print[AER_MAX_MULTI_ERR_DEVICES];
 	int error_dev_num;
-	const char *level;		/* printk level */
+	const char *level;
 
 	unsigned int id:16;
 
-	unsigned int severity:2;	/* 0:NONFATAL | 1:FATAL | 2:COR */
-	unsigned int root_ratelimit_print:1;	/* 0=skip, 1=print */
+	unsigned int severity:2;
+	unsigned int root_ratelimit_print:1;
 	unsigned int __pad1:4;
 	unsigned int multi_error_valid:1;
 
@@ -742,9 +761,9 @@ struct aer_err_info {
 	unsigned int is_cxl:1;
 	unsigned int tlp_header_valid:1;
 
-	unsigned int status;		/* COR/UNCOR Error Status */
-	unsigned int mask;		/* COR/UNCOR Error Mask */
-	struct pcie_tlp_log tlp;	/* TLP Header */
+	unsigned int status;
+	unsigned int mask;
+	struct pcie_tlp_log tlp;
 };
 
 int aer_get_device_error_info(struct aer_err_info *info, int i);