switch: resetting and enabling vlan write for gigabit switches

This patch makes it possible to reset and enable writing vlans to recent switchs.

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

SVN-Revision: 35585
This commit is contained in:
Hauke Mehrtens 2013-02-13 16:05:13 +00:00
parent 43b4f67f25
commit 446414f367

View file

@ -693,12 +693,16 @@ static int handle_enable_vlan_read(void *driver, char *buf, int nr)
static int handle_enable_vlan_write(void *driver, char *buf, int nr)
{
__u16 val16;
int disable = ((buf[0] != '1') ? 1 : 0);
val16 = robo_read16(ROBO_VLAN_PAGE, ROBO_VLAN_CTRL0);
robo_write16(ROBO_VLAN_PAGE, ROBO_VLAN_CTRL0, disable ? 0 :
(1 << 7) /* 802.1Q VLAN */ | (3 << 5) /* mac check and hash */);
val16 | (1 << 7) /* 802.1Q VLAN */ | (3 << 5) /* mac check and hash */);
val16 = robo_read16(ROBO_VLAN_PAGE, ROBO_VLAN_CTRL1);
robo_write16(ROBO_VLAN_PAGE, ROBO_VLAN_CTRL1, disable ? 0 :
(robo.devid == ROBO_DEVICE_ID_5325 ? (1 << 1) :
val16 | (robo.devid == ROBO_DEVICE_ID_5325 ? (1 << 1) :
0) | (1 << 2) | (1 << 3)); /* RSV multicast */
if (robo.devid != ROBO_DEVICE_ID_5325)
@ -712,15 +716,11 @@ static int handle_enable_vlan_write(void *driver, char *buf, int nr)
return 0;
}
static int handle_reset(void *driver, char *buf, int nr)
static void handle_reset_old(switch_driver *d, char *buf, int nr)
{
switch_driver *d = (switch_driver *) driver;
int j;
__u16 val16;
/* disable switching */
set_switch(0);
/* reset vlans */
for (j = 0; j <= ((robo.is_5365) ? VLAN_ID_MAX_5365 : VLAN_ID_MAX); j++) {
/* write config now */
@ -733,6 +733,44 @@ static int handle_reset(void *driver, char *buf, int nr)
ROBO_VLAN_TABLE_ACCESS,
val16);
}
}
static void handle_reset_new(switch_driver *d, char *buf, int nr)
{
int j;
__u8 vtbl_entry, vtbl_index, vtbl_access;
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;
}
for (j = 0; j <= VLAN_ID_MAX; j++) {
/* write config now */
robo_write32(ROBO_ARLIO_PAGE, vtbl_entry, 0);
robo_write16(ROBO_ARLIO_PAGE, vtbl_index, j);
robo_write16(ROBO_ARLIO_PAGE, vtbl_access, 1 << 7);
}
}
static int handle_reset(void *driver, char *buf, int nr)
{
int j;
switch_driver *d = (switch_driver *) driver;
/* disable switching */
set_switch(0);
if (robo.devid != ROBO_DEVICE_ID_5325)
handle_reset_new(d, buf, nr);
else
handle_reset_old(d, buf, nr);
/* reset ports to a known good state */
for (j = 0; j < d->ports; j++) {