diff options
| author | Maxime Chevallier <maxime.chevallier@bootlin.com> | 2019-06-11 11:51:42 +0200 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2019-06-12 11:12:58 -0700 |
| commit | 46b0090a6636cf34c0e856f15dd03e15ba4cdda6 (patch) | |
| tree | 8fa5db44e86fc49b7877fb989a02c8bc0e741823 /drivers/net | |
| parent | 1d63f0e3274f54e41d2fe35af3076891761e4371 (diff) | |
| download | linux-46b0090a6636cf34c0e856f15dd03e15ba4cdda6.tar.bz2 | |
net: mvpp2: prs: Fix parser range for VID filtering
VID filtering is implemented in the Header Parser, with one range of 11
vids being assigned for each no-loopback port.
Make sure we use the per-port range when looking for existing entries in
the Parser.
Since we used a global range instead of a per-port one, this causes VIDs
to be removed from the whitelist from all ports of the same PPv2
instance.
Fixes: 56beda3db602 ("net: mvpp2: Add hardware offloading for VLAN filtering")
Suggested-by: Yuri Chipchev <yuric@marvell.com>
Signed-off-by: Maxime Chevallier <maxime.chevallier@bootlin.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net')
| -rw-r--r-- | drivers/net/ethernet/marvell/mvpp2/mvpp2_prs.c | 17 |
1 files changed, 8 insertions, 9 deletions
diff --git a/drivers/net/ethernet/marvell/mvpp2/mvpp2_prs.c b/drivers/net/ethernet/marvell/mvpp2/mvpp2_prs.c index 392fd895f278..e0da4db3bf56 100644 --- a/drivers/net/ethernet/marvell/mvpp2/mvpp2_prs.c +++ b/drivers/net/ethernet/marvell/mvpp2/mvpp2_prs.c @@ -1905,8 +1905,7 @@ static int mvpp2_prs_ip6_init(struct mvpp2 *priv) } /* Find tcam entry with matched pair <vid,port> */ -static int mvpp2_prs_vid_range_find(struct mvpp2 *priv, int pmap, u16 vid, - u16 mask) +static int mvpp2_prs_vid_range_find(struct mvpp2_port *port, u16 vid, u16 mask) { unsigned char byte[2], enable[2]; struct mvpp2_prs_entry pe; @@ -1914,13 +1913,13 @@ static int mvpp2_prs_vid_range_find(struct mvpp2 *priv, int pmap, u16 vid, int tid; /* Go through the all entries with MVPP2_PRS_LU_VID */ - for (tid = MVPP2_PE_VID_FILT_RANGE_START; - tid <= MVPP2_PE_VID_FILT_RANGE_END; tid++) { - if (!priv->prs_shadow[tid].valid || - priv->prs_shadow[tid].lu != MVPP2_PRS_LU_VID) + for (tid = MVPP2_PRS_VID_PORT_FIRST(port->id); + tid <= MVPP2_PRS_VID_PORT_LAST(port->id); tid++) { + if (!port->priv->prs_shadow[tid].valid || + port->priv->prs_shadow[tid].lu != MVPP2_PRS_LU_VID) continue; - mvpp2_prs_init_from_hw(priv, &pe, tid); + mvpp2_prs_init_from_hw(port->priv, &pe, tid); mvpp2_prs_tcam_data_byte_get(&pe, 2, &byte[0], &enable[0]); mvpp2_prs_tcam_data_byte_get(&pe, 3, &byte[1], &enable[1]); @@ -1950,7 +1949,7 @@ int mvpp2_prs_vid_entry_add(struct mvpp2_port *port, u16 vid) memset(&pe, 0, sizeof(pe)); /* Scan TCAM and see if entry with this <vid,port> already exist */ - tid = mvpp2_prs_vid_range_find(priv, (1 << port->id), vid, mask); + tid = mvpp2_prs_vid_range_find(port, vid, mask); reg_val = mvpp2_read(priv, MVPP2_MH_REG(port->id)); if (reg_val & MVPP2_DSA_EXTENDED) @@ -2008,7 +2007,7 @@ void mvpp2_prs_vid_entry_remove(struct mvpp2_port *port, u16 vid) int tid; /* Scan TCAM and see if entry with this <vid,port> already exist */ - tid = mvpp2_prs_vid_range_find(priv, (1 << port->id), vid, 0xfff); + tid = mvpp2_prs_vid_range_find(port, vid, 0xfff); /* No such entry */ if (tid < 0) |