Update Linux to v5.10.109

Sourced from [1]

[1] https://cdn.kernel.org/pub/linux/kernel/v5.x/linux-5.10.109.tar.xz

Change-Id: I19bca9fc6762d4e63bcf3e4cba88bbe560d9c76c
Signed-off-by: Olivier Deprez <olivier.deprez@arm.com>
diff --git a/drivers/net/ethernet/freescale/gianfar.h b/drivers/net/ethernet/freescale/gianfar.h
index f472a6d..8ced783 100644
--- a/drivers/net/ethernet/freescale/gianfar.h
+++ b/drivers/net/ethernet/freescale/gianfar.h
@@ -68,7 +68,6 @@
 #define RXBUF_ALIGNMENT 64
 
 #define DRV_NAME "gfar-enet"
-extern const char gfar_driver_version[];
 
 /* MAXIMUM NUMBER OF QUEUES SUPPORTED */
 #define MAX_TX_QS	0x8
@@ -90,11 +89,11 @@
 #define DEFAULT_RX_LFC_THR  16
 #define DEFAULT_LFC_PTVVAL  4
 
-/* prevent fragmenation by HW in DSA environments */
-#define GFAR_RXB_SIZE roundup(1536 + 8, 64)
-#define GFAR_SKBFRAG_SIZE (RXBUF_ALIGNMENT + GFAR_RXB_SIZE \
-			  + SKB_DATA_ALIGN(sizeof(struct skb_shared_info)))
 #define GFAR_RXB_TRUESIZE 2048
+#define GFAR_SKBFRAG_OVR (RXBUF_ALIGNMENT \
+			  + SKB_DATA_ALIGN(sizeof(struct skb_shared_info)))
+#define GFAR_RXB_SIZE rounddown(GFAR_RXB_TRUESIZE - GFAR_SKBFRAG_OVR, 64)
+#define GFAR_SKBFRAG_SIZE (GFAR_RXB_SIZE + GFAR_SKBFRAG_OVR)
 
 #define TX_RING_MOD_MASK(size) (size-1)
 #define RX_RING_MOD_MASK(size) (size-1)