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octeontx2-af: Debugfs support for DMAC filters

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Add debugfs support to display CGX/RPM DMAC filter
table associated with pf.

cat /sys/kernel/debug/octeontx2/cgx/cgx0/lmac0/mac_filter

PCI dev       RVUPF  BROADCAST  MULTICAST  FILTER-MODE
0002:02:00.0  PF2    ACCEPT     ACCEPT     UNICAST

DMAC-INDEX  ADDRESS
      0     00:0f:b7:06:17:06
      1     1a:1b:1c:1d:1e:01
      2     1a:1b:1c:1d:1e:02

Signed-off-by: Hariprasad Kelam <hkelam@marvell.com>
Signed-off-by: Sunil Kovvuri Goutham <sgoutham@marvell.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Hariprasad Kelam
2021-06-30 15:40:58 +05:30
committed by David S. Miller
parent 6f14078e3e
commit dbc52debf9
5 changed files with 113 additions and 9 deletions
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28
drivers/net/ethernet/marvell/octeontx2/af/cgx.c
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@@ -266,6 +266,34 @@ int cgx_lmac_addr_set(u8 cgx_id, u8 lmac_id, u8 *mac_addr)
return 0;
}
u64 cgx_read_dmac_ctrl(void *cgxd, int lmac_id)
{
struct mac_ops *mac_ops;
struct cgx *cgx = cgxd;
if (!cgxd || !is_lmac_valid(cgxd, lmac_id))
return 0;
cgx = cgxd;
/* Get mac_ops to know csr offset */
mac_ops = cgx->mac_ops;
return cgx_read(cgxd, lmac_id, CGXX_CMRX_RX_DMAC_CTL0);
}
u64 cgx_read_dmac_entry(void *cgxd, int index)
{
struct mac_ops *mac_ops;
struct cgx *cgx;
if (!cgxd)
return 0;
cgx = cgxd;
mac_ops = cgx->mac_ops;
return cgx_read(cgx, 0, (CGXX_CMRX_RX_DMAC_CAM0 + (index * 8)));
}
int cgx_lmac_addr_add(u8 cgx_id, u8 lmac_id, u8 *mac_addr)
{
struct cgx *cgx_dev = cgx_get_pdata(cgx_id);