diff options
| author | David Gounaris <david.gounaris@infinera.com> | 2018-09-03 15:47:28 +0300 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2018-09-04 08:14:41 +0300 |
| commit | 045f77baf6b429a446ace64ba3174783a933398a (patch) | |
| tree | 25bc4a39bb0e3dec6381798abb8dec46f8de964c /drivers/net/wan | |
| parent | 8978ca7c8b7b0710309eb7bf155179d21f5dd3fb (diff) | |
| download | linux-045f77baf6b429a446ace64ba3174783a933398a.tar.xz | |
net/wan/fsl_ucc_hdlc: hmask
Ability to set hmask in the device-tree,
which can be used to change address
filtering of packets.
Signed-off-by: David Gounaris <david.gounaris@infinera.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/wan')
| -rw-r--r-- | drivers/net/wan/fsl_ucc_hdlc.c | 5 | ||||
| -rw-r--r-- | drivers/net/wan/fsl_ucc_hdlc.h | 1 |
2 files changed, 5 insertions, 1 deletions
diff --git a/drivers/net/wan/fsl_ucc_hdlc.c b/drivers/net/wan/fsl_ucc_hdlc.c index 128230ab53a7..bb52c4dcf22c 100644 --- a/drivers/net/wan/fsl_ucc_hdlc.c +++ b/drivers/net/wan/fsl_ucc_hdlc.c @@ -265,7 +265,7 @@ static int uhdlc_init(struct ucc_hdlc_private *priv) iowrite16be(MAX_FRAME_LENGTH, &priv->ucc_pram->mflr); iowrite16be(DEFAULT_RFTHR, &priv->ucc_pram->rfthr); iowrite16be(DEFAULT_RFTHR, &priv->ucc_pram->rfcnt); - iowrite16be(DEFAULT_ADDR_MASK, &priv->ucc_pram->hmask); + iowrite16be(priv->hmask, &priv->ucc_pram->hmask); iowrite16be(DEFAULT_HDLC_ADDR, &priv->ucc_pram->haddr1); iowrite16be(DEFAULT_HDLC_ADDR, &priv->ucc_pram->haddr2); iowrite16be(DEFAULT_HDLC_ADDR, &priv->ucc_pram->haddr3); @@ -1096,6 +1096,9 @@ static int ucc_hdlc_probe(struct platform_device *pdev) goto free_utdm; } + if (of_property_read_u16(np, "fsl,hmask", &uhdlc_priv->hmask)) + uhdlc_priv->hmask = DEFAULT_ADDR_MASK; + ret = uhdlc_init(uhdlc_priv); if (ret) { dev_err(&pdev->dev, "Failed to init uhdlc\n"); diff --git a/drivers/net/wan/fsl_ucc_hdlc.h b/drivers/net/wan/fsl_ucc_hdlc.h index c21134c1f180..b99fa2f1cd99 100644 --- a/drivers/net/wan/fsl_ucc_hdlc.h +++ b/drivers/net/wan/fsl_ucc_hdlc.h @@ -106,6 +106,7 @@ struct ucc_hdlc_private { unsigned short encoding; unsigned short parity; + unsigned short hmask; u32 clocking; spinlock_t lock; /* lock for Tx BD and Tx buffer */ #ifdef CONFIG_PM |