net: mvpp2: fix the packet size configuration for 10G

The MVPP22_XLG_CTRL1_FRAMESIZELIMIT define is used as an offset, but is
defined as BIT(0). Updated its name to contains "OFFS" as in offset and
fix its value using the offset value, 0.

Reported-by: Stefan Chulski <[e-mail]>
Signed-off-by: Antoine Tenart <[e-mail]>
Fixes: 76eb1b1de5b6 ("net: mvpp2: set maximum packet size for 10G ports")
Signed-off-by: David S. Miller <[e-mail]>

drivers/net/ethernet/marvell/mvpp2.c

···
 #define     MVPP22_XLG_CTRL0_RX_FLOW_CTRL_EN	BIT(7)
 #define     MVPP22_XLG_CTRL0_MIB_CNT_DIS	BIT(14)
 #define MVPP22_XLG_CTRL1_REG			0x104
-#define     MVPP22_XLG_CTRL1_FRAMESIZELIMIT	BIT(0)
+#define     MVPP22_XLG_CTRL1_FRAMESIZELIMIT_OFFS	0
 #define     MVPP22_XLG_CTRL1_FRAMESIZELIMIT_MASK	0x1fff
 #define MVPP22_XLG_CTRL3_REG			0x11c
 #define     MVPP22_XLG_CTRL3_MACMODESELECT_MASK	(7 << 13)
···
 	val =  readl(port->base + MVPP22_XLG_CTRL1_REG);
 	val &= ~MVPP22_XLG_CTRL1_FRAMESIZELIMIT_MASK;
 	val |= ((port->pkt_size - MVPP2_MH_SIZE) / 2) <<
-	       MVPP22_XLG_CTRL1_FRAMESIZELIMIT;
+	       MVPP22_XLG_CTRL1_FRAMESIZELIMIT_OFFS;
 	writel(val, port->base + MVPP22_XLG_CTRL1_REG);
 }