void lbs_start_mesh(struct lbs_private *priv)
{
lbs_add_mesh(priv);
if (device_create_file(&priv->dev->dev, &dev_attr_lbs_mesh))
netdev_err(priv->dev, "cannot register lbs_mesh attribute\n");
}
/**
* lbs_mesh_set - Set function for sysfs attribute mesh
* @dev: the &struct device
* @attr: device attributes
* @buf: buffer that contains new attribute value
* @count: size of buffer
*/
static ssize_t lbs_mesh_set(struct device *dev,
struct device_attribute *attr, const char * buf, size_t count)
{
struct lbs_private *priv = to_net_dev(dev)->ml_priv;
int enable;
sscanf(buf, "%x", &enable);
enable = !!enable;
if (enable == !!priv->mesh_dev)
return count;
if (enable)
lbs_add_mesh(priv);
else
lbs_remove_mesh(priv);
return count;
}
/**
* Set function for sysfs attribute mesh
*/
static ssize_t lbs_mesh_set(struct device *dev,
struct device_attribute *attr, const char * buf, size_t count)
{
struct lbs_private *priv = to_net_dev(dev)->ml_priv;
int enable;
int ret, action = CMD_ACT_MESH_CONFIG_STOP;
sscanf(buf, "%x", &enable);
enable = !!enable;
if (enable == !!priv->mesh_dev)
return count;
if (enable)
action = CMD_ACT_MESH_CONFIG_START;
ret = lbs_mesh_config(priv, action, priv->channel);
if (ret)
return ret;
if (enable)
lbs_add_mesh(priv);
else
lbs_remove_mesh(priv);
return count;
}
/*
* Check mesh FW version and appropriately send the mesh start
* command
*/
int lbs_init_mesh(struct lbs_private *priv)
{
struct net_device *dev = priv->dev;
int ret = 0;
lbs_deb_enter(LBS_DEB_MESH);
/* Determine mesh_fw_ver from fwrelease and fwcapinfo */
/* 5.0.16p0 9.0.0.p0 is known to NOT support any mesh */
/* 5.110.22 have mesh command with 0xa3 command id */
/* 10.0.0.p0 FW brings in mesh config command with different id */
/* Check FW version MSB and initialize mesh_fw_ver */
if (MRVL_FW_MAJOR_REV(priv->fwrelease) == MRVL_FW_V5) {
/* Enable mesh, if supported, and work out which TLV it uses.
0x100 + 291 is an unofficial value used in 5.110.20.pXX
0x100 + 37 is the official value used in 5.110.21.pXX
but we check them in that order because 20.pXX doesn't
give an error -- it just silently fails. */
/* 5.110.20.pXX firmware will fail the command if the channel
doesn't match the existing channel. But only if the TLV
is correct. If the channel is wrong, _BOTH_ versions will
give an error to 0x100+291, and allow 0x100+37 to succeed.
It's just that 5.110.20.pXX will not have done anything
useful */
priv->mesh_tlv = TLV_TYPE_OLD_MESH_ID;
if (lbs_mesh_config(priv, CMD_ACT_MESH_CONFIG_START,
priv->channel)) {
priv->mesh_tlv = TLV_TYPE_MESH_ID;
if (lbs_mesh_config(priv, CMD_ACT_MESH_CONFIG_START,
priv->channel))
priv->mesh_tlv = 0;
}
} else
if ((MRVL_FW_MAJOR_REV(priv->fwrelease) >= MRVL_FW_V10) &&
(priv->fwcapinfo & MESH_CAPINFO_ENABLE_MASK)) {
/* 10.0.0.pXX new firmwares should succeed with TLV
* 0x100+37; Do not invoke command with old TLV.
*/
priv->mesh_tlv = TLV_TYPE_MESH_ID;
if (lbs_mesh_config(priv, CMD_ACT_MESH_CONFIG_START,
priv->channel))
priv->mesh_tlv = 0;
}
/* Stop meshing until interface is brought up */
lbs_mesh_config(priv, CMD_ACT_MESH_CONFIG_STOP, priv->channel);
if (priv->mesh_tlv) {
sprintf(priv->mesh_ssid, "mesh");
priv->mesh_ssid_len = 4;
lbs_add_mesh(priv);
if (device_create_file(&dev->dev, &dev_attr_lbs_mesh))
netdev_err(dev, "cannot register lbs_mesh attribute\n");
ret = 1;
}
lbs_deb_leave_args(LBS_DEB_MESH, "ret %d", ret);
return ret;
}
