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switch: read and write vlan config from and to gigabit switches

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This patch makes it possible to read and write the vlan config from and to recent switchs.

This is based on a patch by jcharest and the Broadcom SDK.

SVN-Revision: 35584
This commit is contained in:
Hauke Mehrtens 2013-02-13 16:04:50 +00:00
parent 8ab78d1096
commit 43b4f67f25
1 changed files with 108 additions and 33 deletions
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141
package/switch/src/switch-robo.c
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@ -74,6 +74,7 @@ struct robo_switch {
u16 devid; /* ROBO_DEVICE_ID_53xx */
bool is_5365;
bool gmii; /* gigabit mii */
u8 corerev;
int gpio_robo_reset;
int gpio_lanports_enable;
struct ifreq ifr;
@ -419,8 +420,7 @@ err_done:
return err;
}
static int handle_vlan_port_read(void *driver, char *buf, int nr)
static int handle_vlan_port_read_old(switch_driver *d, char *buf, int nr)
{
__u16 val16;
int len = 0;
@ -433,11 +433,11 @@ static int handle_vlan_port_read(void *driver, char *buf, int nr)
/* actual read */
val16 = robo_read16(ROBO_VLAN_PAGE, ROBO_VLAN_READ);
if ((val16 & (1 << 14)) /* valid */) {
for (j = 0; j < 6; j++) {
for (j = 0; j < d->ports; j++) {
if (val16 & (1 << j)) {
len += sprintf(buf + len, "%d", j);
if (val16 & (1 << (j + 7))) {
if (j == 5)
if (j == d->cpuport)
buf[len++] = 'u';
} else {
buf[len++] = 't';
@ -455,11 +455,11 @@ static int handle_vlan_port_read(void *driver, char *buf, int nr)
/* actual read */
val32 = robo_read32(ROBO_VLAN_PAGE, ROBO_VLAN_READ);
if ((val32 & (1 << 20)) /* valid */) {
for (j = 0; j < 6; j++) {
for (j = 0; j < d->ports; j++) {
if (val32 & (1 << j)) {
len += sprintf(buf + len, "%d", j);
if (val32 & (1 << (j + 6))) {
if (j == 5)
if (val32 & (1 << (j + d->ports))) {
if (j == d->cpuport)
buf[len++] = 'u';
} else {
buf[len++] = 't';
@ -478,45 +478,120 @@ static int handle_vlan_port_read(void *driver, char *buf, int nr)
return len;
}
static int handle_vlan_port_write(void *driver, char *buf, int nr)
static int handle_vlan_port_read_new(switch_driver *d, char *buf, int nr)
{
__u8 vtbl_entry, vtbl_index, vtbl_access;
__u32 val32;
int len = 0;
int j;
if ((robo.devid == ROBO_DEVICE_ID_5395) ||
(robo.devid == ROBO_DEVICE_ID_53115)) {
vtbl_access = ROBO_VTBL_ACCESS_5395;
vtbl_index = ROBO_VTBL_INDX_5395;
vtbl_entry = ROBO_VTBL_ENTRY_5395;
} else {
vtbl_access = ROBO_VTBL_ACCESS;
vtbl_index = ROBO_VTBL_INDX;
vtbl_entry = ROBO_VTBL_ENTRY;
}
robo_write16(ROBO_ARLIO_PAGE, vtbl_index, nr);
robo_write16(ROBO_ARLIO_PAGE, vtbl_access, (1 << 7) | (1 << 0));
val32 = robo_read32(ROBO_ARLIO_PAGE, vtbl_entry);
for (j = 0; j < d->ports; j++) {
if (val32 & (1 << j)) {
len += sprintf(buf + len, "%d", j);
if (val32 & (1 << (j + d->ports))) {
if (j == d->cpuport)
buf[len++] = 'u';
} else {
buf[len++] = 't';
if (robo_read16(ROBO_VLAN_PAGE, ROBO_VLAN_PORT0_DEF_TAG + (j << 1)) == nr)
buf[len++] = '*';
}
buf[len++] = '\t';
}
}
len += sprintf(buf + len, "\n");
buf[len] = '\0';
return len;
}
static int handle_vlan_port_read(void *driver, char *buf, int nr)
{
switch_driver *d = (switch_driver *) driver;
if (robo.devid != ROBO_DEVICE_ID_5325)
return handle_vlan_port_read_new(d, buf, nr);
else
return handle_vlan_port_read_old(d, buf, nr);
}
static void handle_vlan_port_write_old(switch_driver *d, switch_vlan_config *c, int nr)
{
__u16 val16;
__u32 val32;
__u32 untag = ((c->untag & ~(1 << d->cpuport)) << d->ports);
/* write config now */
val16 = (nr) /* vlan */ | (1 << 12) /* write */ | (1 << 13) /* enable */;
if (robo.is_5365) {
robo_write32(ROBO_VLAN_PAGE, ROBO_VLAN_WRITE_5365,
(1 << 14) /* valid */ | (untag << 1 ) | c->port);
robo_write16(ROBO_VLAN_PAGE, ROBO_VLAN_TABLE_ACCESS_5365, val16);
} else {
if (robo.corerev < 3)
val32 = (1 << 20) | ((nr >> 4) << 12) | untag | c->port;
else
val32 = (1 << 24) | (nr << 12) | untag | c->port;
robo_write32(ROBO_VLAN_PAGE, ROBO_VLAN_WRITE, val32);
robo_write16(ROBO_VLAN_PAGE, ROBO_VLAN_TABLE_ACCESS, val16);
}
}
static void handle_vlan_port_write_new(switch_driver *d, switch_vlan_config *c, int nr)
{
__u8 vtbl_entry, vtbl_index, vtbl_access;
__u32 untag = ((c->untag & ~(1 << d->cpuport)) << d->ports);
/* write config now */
if ((robo.devid == ROBO_DEVICE_ID_5395) ||
(robo.devid == ROBO_DEVICE_ID_53115)) {
vtbl_access = ROBO_VTBL_ACCESS_5395;
vtbl_index = ROBO_VTBL_INDX_5395;
vtbl_entry = ROBO_VTBL_ENTRY_5395;
} else {
vtbl_access = ROBO_VTBL_ACCESS;
vtbl_index = ROBO_VTBL_INDX;
vtbl_entry = ROBO_VTBL_ENTRY;
}
robo_write32(ROBO_ARLIO_PAGE, vtbl_entry, untag | c->port);
robo_write16(ROBO_ARLIO_PAGE, vtbl_index, nr);
robo_write16(ROBO_ARLIO_PAGE, vtbl_access, 1 << 7);
}
static int handle_vlan_port_write(void *driver, char *buf, int nr)
{
switch_driver *d = (switch_driver *)driver;
switch_vlan_config *c = switch_parse_vlan(d, buf);
int j;
__u16 val16;
if (c == NULL)
return -EINVAL;
for (j = 0; j < d->ports; j++) {
if ((c->untag | c->pvid) & (1 << j))
if ((c->untag | c->pvid) & (1 << j)) {
/* change default vlan tag */
robo_write16(ROBO_VLAN_PAGE, ROBO_VLAN_PORT0_DEF_TAG + (j << 1), nr);
}
}
/* write config now */
if (robo.devid != ROBO_DEVICE_ID_5325) {
__u8 regoff = ((robo.devid == ROBO_DEVICE_ID_5395) ||
(robo.devid == ROBO_DEVICE_ID_53115)) ? 0x20 : 0;
robo_write32(ROBO_ARLIO_PAGE, 0x63 + regoff, (c->untag << 9) | c->port);
robo_write16(ROBO_ARLIO_PAGE, 0x61 + regoff, nr);
robo_write16(ROBO_ARLIO_PAGE, 0x60 + regoff, 1 << 7);
kfree(c);
return 0;
}
val16 = (nr) /* vlan */ | (1 << 12) /* write */ | (1 << 13) /* enable */;
if (robo.is_5365) {
robo_write16(ROBO_VLAN_PAGE, ROBO_VLAN_WRITE_5365,
(1 << 14) /* valid */ | (c->untag << 7) | c->port);
robo_write16(ROBO_VLAN_PAGE, ROBO_VLAN_TABLE_ACCESS_5365, val16);
} else {
robo_write32(ROBO_VLAN_PAGE, ROBO_VLAN_WRITE,
(1 << 20) /* valid */ | (c->untag << 6) | c->port);
robo_write16(ROBO_VLAN_PAGE, ROBO_VLAN_TABLE_ACCESS, val16);
}
if (robo.devid != ROBO_DEVICE_ID_5325)
handle_vlan_port_write_new(d, c, nr);
else
handle_vlan_port_write_old(d, c, nr);
kfree(c);
return 0;