--- a/os_dep/linux/ioctl_cfg80211.c
+++ b/os_dep/linux/ioctl_cfg80211.c
@@ -712,11 +712,19 @@
 
 static u64 rtw_get_systime_us(void)
 {
-#if (LINUX_VERSION_CODE >= KERNEL_VERSION(4, 20, 0))
+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(5, 6, 0))
+	struct timespec64 ts;
+#elif (LINUX_VERSION_CODE >= KERNEL_VERSION(4, 20, 0))
 	return ktime_to_us(ktime_get_boottime());
 #elif (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 39))
 	struct timespec ts;
+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(5, 6, 0))
+	getboottime64(&ts);
+#elif (LINUX_VERSION_CODE >= KERNEL_VERSION(4, 20, 0))
+	getboottime(&ts);
+#else
 	get_monotonic_boottime(&ts);
+#endif
 	return ((u64)ts.tv_sec * 1000000) + ts.tv_nsec / 1000;
 #else
 	struct timeval tv;

diff a/os_dep/linux/rtw_proc.c b/os_dep/linux/rtw_proc.c
--- a/os_dep/linux/rtw_proc.c
+++ b/os_dep/linux/rtw_proc.c
@@ -62,7 +62,13 @@
 }
 
 inline struct proc_dir_entry *rtw_proc_create_entry(const char *name, struct proc_dir_entry *parent,
-	const struct file_operations *fops, void * data)
+	#if (LINUX_VERSION_CODE < KERNEL_VERSION(5, 6, 0))
+	const struct file_operations *fops,
+	#else
+	const struct proc_ops *fops,
+	#endif
+	void * data
+	)
 {
 	struct proc_dir_entry *entry;
 
@@ -238,6 +244,7 @@
 	return -EROFS;
 }
 
+#if (LINUX_VERSION_CODE < KERNEL_VERSION(5, 6, 0))
 static const struct file_operations rtw_drv_proc_seq_fops = {
 	.owner = THIS_MODULE,
 	.open = rtw_drv_proc_open,
@@ -255,6 +262,23 @@
 	.release = single_release,
 	.write = rtw_drv_proc_write,
 };
+#else
+static const struct proc_ops rtw_drv_proc_seq_fops = {
+	.proc_open = rtw_drv_proc_open,
+	.proc_read = seq_read,
+	.proc_lseek = seq_lseek,
+	.proc_release = seq_release,
+	.proc_write = rtw_drv_proc_write,
+};
+
+static const struct proc_ops rtw_drv_proc_sseq_fops = {
+	.proc_open = rtw_drv_proc_open,
+	.proc_read = seq_read,
+	.proc_lseek = seq_lseek,
+	.proc_release = single_release,
+	.proc_write = rtw_drv_proc_write,
+};
+#endif
 
 int rtw_drv_proc_init(void)
 {
@@ -4394,6 +4418,7 @@
 	return -EROFS;
 }
 
+#if (LINUX_VERSION_CODE < KERNEL_VERSION(5, 6, 0))
 static const struct file_operations rtw_adapter_proc_seq_fops = {
 	.owner = THIS_MODULE,
 	.open = rtw_adapter_proc_open,
@@ -4411,6 +4436,23 @@
 	.release = single_release,
 	.write = rtw_adapter_proc_write,
 };
+#else
+static const struct proc_ops rtw_adapter_proc_seq_fops = {
+	.proc_open = rtw_adapter_proc_open,
+	.proc_read = seq_read,
+	.proc_lseek = seq_lseek,
+	.proc_release = seq_release,
+	.proc_write = rtw_adapter_proc_write,
+};
+
+static const struct proc_ops rtw_adapter_proc_sseq_fops = {
+	.proc_open = rtw_adapter_proc_open,
+	.proc_read = seq_read,
+	.proc_lseek = seq_lseek,
+	.proc_release = single_release,
+	.proc_write = rtw_adapter_proc_write,
+};
+#endif
 
 int proc_get_odm_adaptivity(struct seq_file *m, void *v)
 {
@@ -4563,6 +4605,7 @@
 	return -EROFS;
 }
 
+#if (LINUX_VERSION_CODE < KERNEL_VERSION(5, 6, 0))
 static const struct file_operations rtw_odm_proc_seq_fops = {
 	.owner = THIS_MODULE,
 	.open = rtw_odm_proc_open,
@@ -4580,6 +4623,24 @@
 	.release = single_release,
 	.write = rtw_odm_proc_write,
 };
+#else
+static const struct proc_ops rtw_odm_proc_seq_fops = {
+	.proc_open = rtw_odm_proc_open,
+	.proc_read = seq_read,
+	.proc_lseek = seq_lseek,
+	.proc_release = seq_release,
+	.proc_write = rtw_odm_proc_write,
+};
+
+static const struct proc_ops rtw_odm_proc_sseq_fops = {
+	.proc_open = rtw_odm_proc_open,
+	.proc_read = seq_read,
+	.proc_lseek = seq_lseek,
+	.proc_release = single_release,
+	.proc_write = rtw_odm_proc_write,
+};
+#endif
+
 
 struct proc_dir_entry *rtw_odm_proc_init(struct net_device *dev)
 {
@@ -4707,6 +4768,7 @@
 	return -EROFS;
 }
 
+#if (LINUX_VERSION_CODE < KERNEL_VERSION(5, 6, 0))
 static const struct file_operations rtw_mcc_proc_seq_fops = {
 	.owner = THIS_MODULE,
 	.open = rtw_mcc_proc_open,
@@ -4724,6 +4786,25 @@
 	.release = single_release,
 	.write = rtw_mcc_proc_write,
 };
+#else
+static const struct proc_ops rtw_mcc_proc_seq_fops = {
+	.proc_owner = THIS_MODULE,
+	.proc_open = rtw_mcc_proc_open,
+	.proc_read = seq_read,
+	.proc_lseek = seq_lseek,
+	.proc_release = seq_release,
+	.proc_write = rtw_mcc_proc_write,
+};
+
+static const struct proc_ops rtw_mcc_proc_sseq_fops = {
+	.proc_owner = THIS_MODULE,
+	.proc_open = rtw_mcc_proc_open,
+	.proc_read = seq_read,
+	.proc_lseek = seq_lseek,
+	.proc_release = single_release,
+	.proc_write = rtw_mcc_proc_write,
+};
+#endif
 
 struct proc_dir_entry *rtw_mcc_proc_init(struct net_device *dev)
 {