This would in essence re-use the current b53_flush_arl() function
with the added part that we can select a single port to flush ARL for.
Signed-off-by: Alexandru Ardelean <ardeleana...@gmail.com>
---
.../generic/files/drivers/net/phy/b53/b53_common.c | 29 ++++++++++++++++++----
.../generic/files/drivers/net/phy/b53/b53_regs.h | 4 +++
2 files changed, 28 insertions(+), 5 deletions(-)
diff --git a/target/linux/generic/files/drivers/net/phy/b53/b53_common.c
b/target/linux/generic/files/drivers/net/phy/b53/b53_common.c
index 859d8d1..8c8d217 100644
--- a/target/linux/generic/files/drivers/net/phy/b53/b53_common.c
+++ b/target/linux/generic/files/drivers/net/phy/b53/b53_common.c
@@ -336,12 +336,17 @@ static int b53_set_jumbo(struct b53_device *dev, int
enable, int allow_10_100)
return b53_write16(dev, B53_JUMBO_PAGE, dev->jumbo_size_reg, max_size);
}
-static int b53_flush_arl(struct b53_device *dev)
+static int b53_flush_arl(struct b53_device *dev, int port)
{
unsigned int i;
+ u8 age_ctrl = FAST_AGE_DONE | FAST_AGE_DYNAMIC | FAST_AGE_STATIC;
- b53_write8(dev, B53_CTRL_PAGE, B53_FAST_AGE_CTRL,
- FAST_AGE_DONE | FAST_AGE_DYNAMIC | FAST_AGE_STATIC);
+ if (port > -1 && port < B53_N_PORTS) {
+ b53_write8(dev, B53_CTRL_PAGE, B53_FAST_AGE_PORT_CTRL,
FAST_AGE_SINGLE_PORT(port));
+ age_ctrl |= FAST_AGE_PORT;
+ }
+
+ b53_write8(dev, B53_CTRL_PAGE, B53_FAST_AGE_CTRL, age_ctrl);
for (i = 0; i < 10; i++) {
u8 fast_age_ctrl;
@@ -355,7 +360,7 @@ static int b53_flush_arl(struct b53_device *dev)
mdelay(1);
}
- pr_warn("time out while flushing ARL\n");
+ pr_warn("time out while flushing ARL, port %d\n", port);
return -EINVAL;
}
@@ -565,7 +570,7 @@ static int b53_switch_reset(struct b53_device *dev)
b53_enable_mib(dev);
- return b53_flush_arl(dev);
+ return b53_flush_arl(dev, -1);
}
/*
@@ -890,6 +895,14 @@ static int b53_port_get_mib(struct switch_dev *sw_dev,
return 0;
}
+static int b53_port_flush_arl(struct switch_dev *sw_dev,
+ const struct switch_attr *attr,
+ struct switch_val *val)
+{
+ struct b53_device *dev = sw_to_b53(sw_dev);
+ return b53_flush_arl(dev, val->port_vlan);
+}
+
static struct switch_attr b53_global_ops_25[] = {
{
.type = SWITCH_TYPE_INT,
@@ -976,6 +989,12 @@ static struct switch_attr b53_port_ops[] = {
.description = "Get port's MIB counters",
.get = b53_port_get_mib,
},
+ {
+ .type = SWITCH_TYPE_NOVAL,
+ .name = "flush_arl",
+ .description = "Flush ARL",
+ .set = b53_port_flush_arl,
+ },
};
static struct switch_attr b53_no_ops[] = {
diff --git a/target/linux/generic/files/drivers/net/phy/b53/b53_regs.h
b/target/linux/generic/files/drivers/net/phy/b53/b53_regs.h
index 144e1c8..138d26b 100644
--- a/target/linux/generic/files/drivers/net/phy/b53/b53_regs.h
+++ b/target/linux/generic/files/drivers/net/phy/b53/b53_regs.h
@@ -135,6 +135,10 @@
#define FAST_AGE_MC BIT(5)
#define FAST_AGE_DONE BIT(7)
+/* Fast Aging Port Control register (8 bit) */
+#define B53_FAST_AGE_PORT_CTRL 0x89
+#define FAST_AGE_SINGLE_PORT(p) ((u8)(0xf & p))
+
/*************************************************************************
* Status Page registers
*************************************************************************/
--
2.1.4
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