net: mvpp2: use cache_line_size() to get cacheline size

L1_CACHE_BYTES may not be the real cacheline size, use cache_line_size
to determine the cacheline size in runtime.
Signed-off-by: NJisheng Zhang <jszhang@marvell.com>
Suggested-by: NMarcin Wojtas <mw@semihalf.com>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>

drivers/net/ethernet/marvell/mvpp2.c

@@ -376,7 +376,7 @@
 
 #define MVPP2_RX_PKT_SIZE(mtu) \
 	ALIGN((mtu) + MVPP2_MH_SIZE + MVPP2_VLAN_TAG_LEN + \
-	      ETH_HLEN + ETH_FCS_LEN, L1_CACHE_BYTES)
+	      ETH_HLEN + ETH_FCS_LEN, cache_line_size())
 
 #define MVPP2_RX_BUF_SIZE(pkt_size)	((pkt_size) + NET_SKB_PAD)
 #define MVPP2_RX_TOTAL_SIZE(buf_size)	((buf_size) + MVPP2_SKB_SHINFO_SIZE)