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net: dsa: b53: b53_arl_rw_op() needs to select IVL or SVL

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[ Upstream commit 64fec9493f ]

Flip the IVL_SVL_SELECT bit correctly based on the VLAN enable status,
the default is to perform Shared VLAN learning instead of Individual
learning.

Fixes: 1da6df85c6 ("net: dsa: b53: Implement ARL add/del/dump operations")
Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Florian Fainelli
2020-04-20 20:26:55 -07:00
committed by Greg Kroah-Hartman
parent 5e14d2aef2
commit 4dbc99162e
2 changed files with 5 additions and 0 deletions
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4
drivers/net/dsa/b53/b53_common.c
View File

@@ -1253,6 +1253,10 @@ static int b53_arl_rw_op(struct b53_device *dev, unsigned int op)
reg |= ARLTBL_RW;
else
reg &= ~ARLTBL_RW;
if (dev->vlan_enabled)
reg &= ~ARLTBL_IVL_SVL_SELECT;
else
reg |= ARLTBL_IVL_SVL_SELECT;
b53_write8(dev, B53_ARLIO_PAGE, B53_ARLTBL_RW_CTRL, reg);
return b53_arl_op_wait(dev);

1
drivers/net/dsa/b53/b53_regs.h
View File

@@ -292,6 +292,7 @@
/* ARL Table Read/Write Register (8 bit) */
#define B53_ARLTBL_RW_CTRL 0x00
#define ARLTBL_RW BIT(0)
#define ARLTBL_IVL_SVL_SELECT BIT(6)
#define ARLTBL_START_DONE BIT(7)
/* MAC Address Index Register (48 bit) */