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authorGabor Juhos <juhosg@openwrt.org>2012-03-13 17:29:38 +0000
committerGabor Juhos <juhosg@openwrt.org>2012-03-13 17:29:38 +0000
commitff909edf948c943f9dee5d7acae6f2927a944ec2 (patch)
treecb58ddd8a589fede360a7ff00b25733e0982a4b7 /target/linux/ar71xx/files/drivers
parentcd6a4cde130027b77f17ae5da758944f9de7f583 (diff)
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ar71xx: ag71xx: fix ARP frame reception on AR934x switch ports
SVN-Revision: 30926
Diffstat (limited to 'target/linux/ar71xx/files/drivers')
-rw-r--r--target/linux/ar71xx/files/drivers/net/ethernet/atheros/ag71xx/ag71xx_ar7240.c46
1 files changed, 35 insertions, 11 deletions
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 9faed2197a..b303113598 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
@@ -207,6 +207,17 @@
#define AR934X_REG_OPER_MODE1 0x08
#define AR934X_REG_OPER_MODE1_PHY4_MII_EN BIT(28)
+#define AR934X_REG_FLOOD_MASK 0x2c
+#define AR934X_FLOOD_MASK_BC_DP(_p) BIT(25 + (_p))
+
+#define AR934X_REG_QM_CTRL 0x3c
+#define AR934X_QM_CTRL_ARP_EN BIT(15)
+
+#define AR934X_REG_AT_CTRL 0x5c
+#define AR934X_AT_CTRL_AGE_TIME BITS(0, 15)
+#define AR934X_AT_CTRL_AGE_EN BIT(17)
+#define AR934X_AT_CTRL_LEARN_CHANGE BIT(18)
+
#define AR934X_REG_PORT_BASE(_port) (0x100 + (_port) * 0x100)
#define AR934X_REG_PORT_VLAN1(_port) (AR934X_REG_PORT_BASE((_port)) + 0x08)
@@ -556,17 +567,30 @@ static void ar7240sw_setup(struct ar7240sw *as)
/* Setup TAG priority mapping */
ar7240sw_reg_write(mii, AR7240_REG_TAG_PRIORITY, 0xfa50);
- /* Enable ARP frame acknowledge, aging, MAC replacing */
- ar7240sw_reg_write(mii, AR7240_REG_AT_CTRL,
- AR7240_AT_CTRL_RESERVED |
- 0x2b /* 5 min age time */ |
- AR7240_AT_CTRL_AGE_EN |
- AR7240_AT_CTRL_ARP_EN |
- AR7240_AT_CTRL_LEARN_CHANGE);
-
- /* Enable Broadcast frames transmitted to the CPU */
- ar7240sw_reg_set(mii, AR7240_REG_FLOOD_MASK,
- AR7240_FLOOD_MASK_BROAD_TO_CPU);
+ if (sw_is_ar934x(as)) {
+ /* Enable aging, MAC replacing */
+ ar7240sw_reg_write(mii, AR934X_REG_AT_CTRL,
+ 0x2b /* 5 min age time */ |
+ AR934X_AT_CTRL_AGE_EN |
+ AR934X_AT_CTRL_LEARN_CHANGE);
+ /* Enable ARP frame acknowledge */
+ ar7240sw_reg_set(mii, AR934X_REG_QM_CTRL,
+ AR934X_QM_CTRL_ARP_EN);
+ /* Enable Broadcast frames transmitted to the CPU */
+ ar7240sw_reg_set(mii, AR934X_REG_FLOOD_MASK,
+ AR934X_FLOOD_MASK_BC_DP(0));
+ } else {
+ /* Enable ARP frame acknowledge, aging, MAC replacing */
+ ar7240sw_reg_write(mii, AR7240_REG_AT_CTRL,
+ AR7240_AT_CTRL_RESERVED |
+ 0x2b /* 5 min age time */ |
+ AR7240_AT_CTRL_AGE_EN |
+ AR7240_AT_CTRL_ARP_EN |
+ AR7240_AT_CTRL_LEARN_CHANGE);
+ /* Enable Broadcast frames transmitted to the CPU */
+ ar7240sw_reg_set(mii, AR7240_REG_FLOOD_MASK,
+ AR7240_FLOOD_MASK_BROAD_TO_CPU);
+ }
/* setup MTU */
ar7240sw_reg_rmw(mii, AR7240_REG_GLOBAL_CTRL, AR7240_GLOBAL_CTRL_MTU_M,