Merge pull request #34 from peci1/2.17.1

Imported version 2.17.1 from Realtek

ReadMe.txt

@@ -39,3 +39,20 @@
 
 	Changes the number of ring entries for the Rx ring.
 	# ethtool -G eth0 rx 100
+
+- Tunable parameters
+
+	Get the current rx copybreak value in bytes.
+	# ethtool --get-tunable eth0 rx-copybreak
+
+	Set the rx copybreak value in bytes.
+	# ethtool --set-tunable eth0 rx-copybreak 256
+
+- Flow control
+
+	Queries the specified Ethernet device for pause parameter information.
+	# ethtool -a eth0
+
+	Changes the pause parameters of the specified Ethernet device.
+	# ethtool -A eth0 rx off tx off (Disable flow control)
+	# ethtool -A eth0 rx on tx off (Enable flow control)

compatibility.h

@@ -21,6 +21,10 @@
 #endif /* LINUX_VERSION_CODE >= KERNEL_VERSION(3,7,0) */
 #endif /* LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,31) */
 
+#if LINUX_VERSION_CODE < KERNEL_VERSION(5,19,0)
+	#define TSO_LEGACY_MAX_SIZE		65536
+	#define netif_napi_add_weight		netif_napi_add
+	#define netif_set_tso_max_size		netif_set_gso_max_size
 #if LINUX_VERSION_CODE < KERNEL_VERSION(5,15,0)
 #if LINUX_VERSION_CODE < KERNEL_VERSION(5,12,0)
 	#define PHY_MAC_INTERRUPT		PHY_IGNORE_INTERRUPT
@@ -613,6 +617,7 @@
 		memcpy(dev->dev_addr, addr, 6);
 	}
 #endif /* LINUX_VERSION_CODE < KERNEL_VERSION(5,15,0) */
+#endif /* LINUX_VERSION_CODE < KERNEL_VERSION(5,19,0) */
 
 #ifndef FALSE
 	#define TRUE	1