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-rw-r--r--target/linux/ar71xx/files/drivers/net/ag71xx/ag71xx_ar7240.c38
1 files changed, 25 insertions, 13 deletions
diff --git a/target/linux/ar71xx/files/drivers/net/ag71xx/ag71xx_ar7240.c b/target/linux/ar71xx/files/drivers/net/ag71xx/ag71xx_ar7240.c
index fec03a671..ffc494858 100644
--- a/target/linux/ar71xx/files/drivers/net/ag71xx/ag71xx_ar7240.c
+++ b/target/linux/ar71xx/files/drivers/net/ag71xx/ag71xx_ar7240.c
@@ -192,10 +192,6 @@
#define AR7240_PHY_ID1 0x004d
#define AR7240_PHY_ID2 0xd041
-#define AR7240_PORT_MASK(_port) BIT((_port))
-#define AR7240_PORT_MASK_ALL BITM(AR7240_NUM_PORTS)
-#define AR7240_PORT_MASK_BUT(_port) (AR7240_PORT_MASK_ALL & ~BIT((_port)))
-
#define AR7240_MAX_VLANS 16
#define sw_to_ar7240(_dev) container_of(_dev, struct ar7240sw, swdev)
@@ -203,6 +199,7 @@
struct ar7240sw {
struct mii_bus *mii_bus;
struct switch_dev swdev;
+ int num_ports;
bool vlan;
u16 vlan_id[AR7240_MAX_VLANS];
u8 vlan_table[AR7240_MAX_VLANS];
@@ -219,6 +216,21 @@ struct ar7240sw_hw_stat {
static DEFINE_MUTEX(reg_mutex);
+static inline u32 ar7240sw_port_mask(struct ar7240sw *as, int port)
+{
+ return BIT(port);
+}
+
+static inline u32 ar7240sw_port_mask_all(struct ar7240sw *as)
+{
+ return BIT(as->swdev.ports) - 1;
+}
+
+static inline u32 ar7240sw_port_mask_but(struct ar7240sw *as, int port)
+{
+ return ar7240sw_port_mask_all(as) & ~BIT(port);
+}
+
static inline u16 mk_phy_addr(u32 reg)
{
return 0x17 & ((reg >> 4) | 0x10);
@@ -498,15 +510,15 @@ static void ar7240sw_setup_port(struct ar7240sw *as, unsigned port, u8 portmask)
if (!portmask) {
if (port == AR7240_PORT_CPU)
- portmask = AR7240_PORT_MASK_BUT(AR7240_PORT_CPU);
+ portmask = ar7240sw_port_mask_but(as, AR7240_PORT_CPU);
else
- portmask = AR7240_PORT_MASK(AR7240_PORT_CPU);
+ portmask = ar7240sw_port_mask(as, AR7240_PORT_CPU);
}
/* allow the port to talk to all other ports, but exclude its
* own ID to prevent frames from being reflected back to the
* port that they came from */
- portmask &= AR7240_PORT_MASK_BUT(port);
+ portmask &= ar7240sw_port_mask_but(as, port);
/* set default VID and and destination ports for this VLAN */
vlan |= (portmask << AR7240_PORT_VLAN_DEST_PORTS_S);
@@ -577,7 +589,7 @@ ar7240_get_ports(struct switch_dev *dev, struct switch_val *val)
int i;
val->len = 0;
- for (i = 0; i < AR7240_NUM_PORTS; i++) {
+ for (i = 0; i < as->swdev.ports; i++) {
struct switch_port *p;
if (!(ports & (1 << i)))
@@ -737,7 +749,7 @@ ar7240_hw_apply(struct switch_dev *dev)
if (!vp)
continue;
- for (i = 0; i < AR7240_NUM_PORTS; i++) {
+ for (i = 0; i < as->swdev.ports; i++) {
u8 mask = (1 << i);
if (vp & mask)
portmask[i] |= vp & ~mask;
@@ -751,7 +763,7 @@ ar7240_hw_apply(struct switch_dev *dev)
} else {
/* vlan disabled:
* isolate all ports, but connect them to the cpu port */
- for (i = 0; i < AR7240_NUM_PORTS; i++) {
+ for (i = 0; i < as->swdev.ports; i++) {
if (i == AR7240_PORT_CPU)
continue;
@@ -761,7 +773,7 @@ ar7240_hw_apply(struct switch_dev *dev)
}
/* update the port destination mask registers and tag settings */
- for (i = 0; i < AR7240_NUM_PORTS; i++)
+ for (i = 0; i < as->swdev.ports; i++)
ar7240sw_setup_port(as, i, portmask[i]);
return 0;
@@ -865,7 +877,7 @@ static struct ar7240sw *ar7240_probe(struct ag71xx *ag)
swdev = &as->swdev;
swdev->name = "AR7240 built-in switch";
- swdev->ports = AR7240_NUM_PORTS;
+ swdev->ports = AR7240_NUM_PORTS - 1;
swdev->cpu_port = AR7240_PORT_CPU;
swdev->vlans = AR7240_MAX_VLANS;
swdev->ops = &ar7240_ops;
@@ -881,7 +893,7 @@ static struct ar7240sw *ar7240_probe(struct ag71xx *ag)
for (i = 0; i < AR7240_MAX_VLANS; i++)
as->vlan_id[i] = i;
- as->vlan_table[0] = AR7240_PORT_MASK_ALL;
+ as->vlan_table[0] = ar7240sw_port_mask_all(as);
return as;
}