diff options
| author |   Florian Fainelli <f.fainelli@gmail.com> | 2018-09-05 12:42:11 -0700 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2018-09-06 07:48:33 -0700 |
| commit | 8ca7c1608c34aeaed2411af60b3531b2ddf85cc3 (patch) | |
| tree | 09c316a2ed96cab97b41e6c201537abed60f061b /drivers/net/dsa | |
| parent | qed*: Utilize FW 8.37.7.0 (diff) | |
| download | linux-dev-8ca7c1608c34aeaed2411af60b3531b2ddf85cc3.tar.xz linux-dev-8ca7c1608c34aeaed2411af60b3531b2ddf85cc3.zip | |
net: dsa: b53: Add ability to enable/disable port interrupts
Some switches expose individual interrupt line(s) for port specific
event(s), allow configuring these interrupts at an appropriate time
during port_enable/disable callbacks where all port specific resources
are known to be set-up and ready for use.
Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/dsa')
| -rw-r--r-- | drivers/net/dsa/b53/b53_common.c | 9 | ||||
| -rw-r--r-- | drivers/net/dsa/b53/b53_priv.h | 2 |
2 files changed, 11 insertions, 0 deletions
diff --git a/drivers/net/dsa/b53/b53_common.c b/drivers/net/dsa/b53/b53_common.c index d93c790bfbe8..85ed264bc163 100644 --- a/drivers/net/dsa/b53/b53_common.c +++ b/drivers/net/dsa/b53/b53_common.c @@ -502,8 +502,14 @@ int b53_enable_port(struct dsa_switch *ds, int port, struct phy_device *phy) { struct b53_device *dev = ds->priv; unsigned int cpu_port = ds->ports[port].cpu_dp->index; + int ret = 0; u16 pvlan; + if (dev->ops->irq_enable) + ret = dev->ops->irq_enable(dev, port); + if (ret) + return ret; + /* Clear the Rx and Tx disable bits and set to no spanning tree */ b53_write8(dev, B53_CTRL_PAGE, B53_PORT_CTRL(port), 0); @@ -536,6 +542,9 @@ void b53_disable_port(struct dsa_switch *ds, int port, struct phy_device *phy) b53_read8(dev, B53_CTRL_PAGE, B53_PORT_CTRL(port), ®); reg |= PORT_CTRL_RX_DISABLE | PORT_CTRL_TX_DISABLE; b53_write8(dev, B53_CTRL_PAGE, B53_PORT_CTRL(port), reg); + + if (dev->ops->irq_disable) + dev->ops->irq_disable(dev, port); } EXPORT_SYMBOL(b53_disable_port); diff --git a/drivers/net/dsa/b53/b53_priv.h b/drivers/net/dsa/b53/b53_priv.h index df149756c282..2980a5838f58 100644 --- a/drivers/net/dsa/b53/b53_priv.h +++ b/drivers/net/dsa/b53/b53_priv.h @@ -43,6 +43,8 @@ struct b53_io_ops { int (*write64)(struct b53_device *dev, u8 page, u8 reg, u64 value); int (*phy_read16)(struct b53_device *dev, int addr, int reg, u16 *value); int (*phy_write16)(struct b53_device *dev, int addr, int reg, u16 value); + int (*irq_enable)(struct b53_device *dev, int port); + void (*irq_disable)(struct b53_device *dev, int port); }; enum { |