From: Felix Fietkau <nbd@openwrt.org>
Date: Mon, 11 Feb 2013 18:59:05 +0000 (+0000)
Subject: ar71xx: allow unknown multicast frames to pass to the CPU on AR934x
X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=2e7a4b088d83e64e5ae8fc54cdc22d24493cc249;p=openwrt%2Fstaging%2Fnbd.git

ar71xx: allow unknown multicast frames to pass to the CPU on AR934x

SVN-Revision: 35564
---

diff --git a/target/linux/ar71xx/files/drivers/net/ethernet/atheros/ag71xx/ag71xx_ar7240.c b/target/linux/ar71xx/files/drivers/net/ethernet/atheros/ag71xx/ag71xx_ar7240.c
index 49f077520b..21140106cb 100644
--- a/target/linux/ar71xx/files/drivers/net/ethernet/atheros/ag71xx/ag71xx_ar7240.c
+++ b/target/linux/ar71xx/files/drivers/net/ethernet/atheros/ag71xx/ag71xx_ar7240.c
@@ -209,6 +209,7 @@
 #define   AR934X_REG_OPER_MODE1_PHY4_MII_EN	BIT(28)
 
 #define AR934X_REG_FLOOD_MASK		0x2c
+#define   AR934X_FLOOD_MASK_MC_DP(_p)	BIT(16 + (_p))
 #define   AR934X_FLOOD_MASK_BC_DP(_p)	BIT(25 + (_p))
 
 #define AR934X_REG_QM_CTRL		0x3c
@@ -580,9 +581,10 @@ static void ar7240sw_setup(struct ar7240sw *as)
 		/* Enable ARP frame acknowledge */
 		ar7240sw_reg_set(mii, AR934X_REG_QM_CTRL,
 				 AR934X_QM_CTRL_ARP_EN);
-		/* Enable Broadcast frames transmitted to the CPU */
+		/* Enable Broadcast/Multicast frames transmitted to the CPU */
 		ar7240sw_reg_set(mii, AR934X_REG_FLOOD_MASK,
-				 AR934X_FLOOD_MASK_BC_DP(0));
+				 AR934X_FLOOD_MASK_BC_DP(0) |
+				 AR934X_FLOOD_MASK_MC_DP(0));
 
 		/* Enable MIB counters */
 		ar7240sw_reg_set(mii, AR7240_REG_MIB_FUNCTION0,