/**
* boottime_set - Set function for sysfs attribute boottime
* @dev: the &struct device
* @attr: device attributes
* @buf: buffer that contains new attribute value
* @count: size of buffer
*/
static ssize_t boottime_set(struct device *dev,
struct device_attribute *attr, const char *buf, size_t count)
{
struct lbs_private *priv = to_net_dev(dev)->ml_priv;
struct cmd_ds_mesh_config cmd;
uint32_t datum;
int ret;
memset(&cmd, 0, sizeof(cmd));
ret = sscanf(buf, "%d", &datum);
if ((ret != 1) || (datum > 255))
return -EINVAL;
/* A too small boot time will result in the device booting into
* standalone (no-host) mode before the host can take control of it,
* so the change will be hard to revert. This may be a desired
* feature (e.g to configure a very fast boot time for devices that
* will not be attached to a host), but dangerous. So I'm enforcing a
* lower limit of 20 seconds: remove and recompile the driver if this
* does not work for you.
*/
datum = (datum < 20) ? 20 : datum;
cmd.data[0] = datum;
cmd.length = cpu_to_le16(sizeof(uint8_t));
ret = lbs_mesh_config_send(priv, &cmd, CMD_ACT_MESH_CONFIG_SET,
CMD_TYPE_MESH_SET_BOOTTIME);
if (ret)
return ret;
return strlen(buf);
}
/**
* capability_set - Set function for sysfs attribute capability
* @dev: the &struct device
* @attr: device attributes
* @buf: buffer that contains new attribute value
* @count: size of buffer
*/
static ssize_t capability_set(struct device *dev, struct device_attribute *attr,
const char *buf, size_t count)
{
struct cmd_ds_mesh_config cmd;
struct mrvl_mesh_defaults defs;
struct mrvl_meshie *ie;
struct lbs_private *priv = to_net_dev(dev)->ml_priv;
uint32_t datum;
int ret;
memset(&cmd, 0, sizeof(cmd));
ret = sscanf(buf, "%d", &datum);
if ((ret != 1) || (datum > 255))
return -EINVAL;
/* fetch all other Information Element parameters */
ret = mesh_get_default_parameters(dev, &defs);
cmd.length = cpu_to_le16(sizeof(struct mrvl_meshie));
/* transfer IE elements */
ie = (struct mrvl_meshie *) &cmd.data[0];
memcpy(ie, &defs.meshie, sizeof(struct mrvl_meshie));
/* update value */
ie->val.mesh_capability = datum;
ret = lbs_mesh_config_send(priv, &cmd, CMD_ACT_MESH_CONFIG_SET,
CMD_TYPE_MESH_SET_MESH_IE);
if (ret)
return ret;
return strlen(buf);
}
static ssize_t boottime_set(struct device *dev,
struct device_attribute *attr, const char *buf, size_t count)
{
struct lbs_private *priv = to_net_dev(dev)->ml_priv;
struct cmd_ds_mesh_config cmd;
uint32_t datum;
int ret;
memset(&cmd, 0, sizeof(cmd));
ret = sscanf(buf, "%d", &datum);
if ((ret != 1) || (datum > 255))
return -EINVAL;
/*
*/
datum = (datum < 20) ? 20 : datum;
cmd.data[0] = datum;
cmd.length = cpu_to_le16(sizeof(uint8_t));
ret = lbs_mesh_config_send(priv, &cmd, CMD_ACT_MESH_CONFIG_SET,
CMD_TYPE_MESH_SET_BOOTTIME);
if (ret)
return ret;
return strlen(buf);
}
static int mesh_get_default_parameters(struct device *dev,
struct mrvl_mesh_defaults *defs)
{
struct lbs_private *priv = to_net_dev(dev)->ml_priv;
struct cmd_ds_mesh_config cmd;
int ret;
memset(&cmd, 0, sizeof(struct cmd_ds_mesh_config));
ret = lbs_mesh_config_send(priv, &cmd, CMD_ACT_MESH_CONFIG_GET,
CMD_TYPE_MESH_GET_DEFAULTS);
if (ret)
return -EOPNOTSUPP;
memcpy(defs, &cmd.data[0], sizeof(struct mrvl_mesh_defaults));
return 0;
}
/**
* channel_set - Set function for sysfs attribute channel
* @dev: the &struct device
* @attr: device attributes
* @buf: buffer that contains new attribute value
* @count: size of buffer
*/
static ssize_t channel_set(struct device *dev, struct device_attribute *attr,
const char *buf, size_t count)
{
struct lbs_private *priv = to_net_dev(dev)->ml_priv;
struct cmd_ds_mesh_config cmd;
uint32_t datum;
int ret;
memset(&cmd, 0, sizeof(cmd));
ret = sscanf(buf, "%d", &datum);
if (ret != 1 || datum < 1 || datum > 11)
return -EINVAL;
*((__le16 *)&cmd.data[0]) = cpu_to_le16(datum);
cmd.length = cpu_to_le16(sizeof(uint16_t));
ret = lbs_mesh_config_send(priv, &cmd, CMD_ACT_MESH_CONFIG_SET,
CMD_TYPE_MESH_SET_DEF_CHANNEL);
if (ret)
return ret;
return strlen(buf);
}
/**
* @brief Set function for sysfs attribute bootflag
*/
static ssize_t bootflag_set(struct device *dev, struct device_attribute *attr,
const char *buf, size_t count)
{
struct lbs_private *priv = to_net_dev(dev)->priv;
struct cmd_ds_mesh_config cmd;
uint32_t datum;
int ret;
memset(&cmd, 0, sizeof(cmd));
ret = sscanf(buf, "%x", &datum);
if (ret != 1)
return -EINVAL;
*((__le32 *)&cmd.data[0]) = cpu_to_le32(!!datum);
cmd.length = cpu_to_le16(sizeof(uint32_t));
ret = lbs_mesh_config_send(priv, &cmd, CMD_ACT_MESH_CONFIG_SET,
CMD_TYPE_MESH_SET_BOOTFLAG);
if (ret)
return ret;
return strlen(buf);
}
/**
* mesh_id_set - Set function for sysfs attribute mesh_id
* @dev: the &struct device
* @attr: device attributes
* @buf: buffer that contains new attribute value
* @count: size of buffer
*/
static ssize_t mesh_id_set(struct device *dev, struct device_attribute *attr,
const char *buf, size_t count)
{
struct cmd_ds_mesh_config cmd;
struct mrvl_mesh_defaults defs;
struct mrvl_meshie *ie;
struct lbs_private *priv = to_net_dev(dev)->ml_priv;
int len;
int ret;
if (count < 2 || count > IEEE80211_MAX_SSID_LEN + 1)
return -EINVAL;
memset(&cmd, 0, sizeof(struct cmd_ds_mesh_config));
ie = (struct mrvl_meshie *) &cmd.data[0];
/* fetch all other Information Element parameters */
ret = mesh_get_default_parameters(dev, &defs);
cmd.length = cpu_to_le16(sizeof(struct mrvl_meshie));
/* transfer IE elements */
memcpy(ie, &defs.meshie, sizeof(struct mrvl_meshie));
len = count - 1;
memcpy(ie->val.mesh_id, buf, len);
/* SSID len */
ie->val.mesh_id_len = len;
/* IE len */
ie->len = sizeof(struct mrvl_meshie_val) - IEEE80211_MAX_SSID_LEN + len;
ret = lbs_mesh_config_send(priv, &cmd, CMD_ACT_MESH_CONFIG_SET,
CMD_TYPE_MESH_SET_MESH_IE);
if (ret)
return ret;
return strlen(buf);
}
