diff options
| author | Ansuel Smith <ansuelsmth@gmail.com> | 2021-05-14 23:00:03 +0200 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2021-05-14 15:30:22 -0700 |
| commit | 0fc57e4b5e39461fc0a54aae0afe4241363a7267 (patch) | |
| tree | f87483cee2daa40f5bf930fca6de81bff45dbf16 /drivers/net/dsa/qca8k.c | |
| parent | 5bf9ff3b9fb5ecb67a1a3517b26db3a00f2a2f11 (diff) | |
net: dsa: qca8k: add GLOBAL_FC settings needed for qca8327
Switch qca8327 needs special settings for the GLOBAL_FC_THRES regs.
Signed-off-by: Ansuel Smith <ansuelsmth@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/dsa/qca8k.c')
| -rw-r--r-- | drivers/net/dsa/qca8k.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/net/dsa/qca8k.c b/drivers/net/dsa/qca8k.c index b598930190e1..10e3e1ca7e95 100644 --- a/drivers/net/dsa/qca8k.c +++ b/drivers/net/dsa/qca8k.c @@ -930,6 +930,16 @@ qca8k_setup(struct dsa_switch *ds) } } + /* Special GLOBAL_FC_THRESH value are needed for ar8327 switch */ + if (priv->switch_id == QCA8K_ID_QCA8327) { + mask = QCA8K_GLOBAL_FC_GOL_XON_THRES(288) | + QCA8K_GLOBAL_FC_GOL_XOFF_THRES(496); + qca8k_rmw(priv, QCA8K_REG_GLOBAL_FC_THRESH, + QCA8K_GLOBAL_FC_GOL_XON_THRES_S | + QCA8K_GLOBAL_FC_GOL_XOFF_THRES_S, + mask); + } + /* Setup our port MTUs to match power on defaults */ for (i = 0; i < QCA8K_NUM_PORTS; i++) priv->port_mtu[i] = ETH_FRAME_LEN + ETH_FCS_LEN; |