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libertas: convert CMD_802_11_MAC_ADDRESS to a direct command 

* directly call lbs_cmd_with_response()
* only overwrite priv->current_addr once the firmware call succeeded

Signed-off-by: Holger Schurig <hs4233@mail.mn-solutions.de>
Acked-by: Dan Williams <dcbw@redhat.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Holger Schurig 2008-03-26 09:58:32 +01:00 committed by John W. Linville
parent 717ddc0ebd
commit 2af9f039a1
4 changed files with 11 additions and 61 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

27
drivers/net/wireless/libertas/cmd.c
View File

@ -953,29 +953,6 @@ static int lbs_cmd_reg_access(struct cmd_ds_command *cmdptr,
return 0;
}
static int lbs_cmd_802_11_mac_address(struct lbs_private *priv,
struct cmd_ds_command *cmd,
u16 cmd_action)
{
lbs_deb_enter(LBS_DEB_CMD);
cmd->command = cpu_to_le16(CMD_802_11_MAC_ADDRESS);
cmd->size = cpu_to_le16(sizeof(struct cmd_ds_802_11_mac_address) +
S_DS_GEN);
cmd->result = 0;
cmd->params.macadd.action = cpu_to_le16(cmd_action);
if (cmd_action == CMD_ACT_SET) {
memcpy(cmd->params.macadd.macadd,
priv->current_addr, ETH_ALEN);
lbs_deb_hex(LBS_DEB_CMD, "SET_CMD: MAC addr", priv->current_addr, 6);
}
lbs_deb_leave(LBS_DEB_CMD);
return 0;
}
static int lbs_cmd_802_11_eeprom_access(struct cmd_ds_command *cmd,
void *pdata_buf)
{
@ -1435,10 +1412,6 @@ int lbs_prepare_and_send_command(struct lbs_private *priv,
ret = lbs_cmd_80211_ad_hoc_stop(cmdptr);
break;
case CMD_802_11_MAC_ADDRESS:
ret = lbs_cmd_802_11_mac_address(priv, cmdptr, cmd_action);
break;
case CMD_802_11_EEPROM_ACCESS:
ret = lbs_cmd_802_11_eeprom_access(cmdptr, pdata_buf);
break;

17
drivers/net/wireless/libertas/cmdresp.c
View File

@ -188,19 +188,6 @@ static int lbs_ret_802_11_snmp_mib(struct lbs_private *priv,
return 0;
}
static int lbs_ret_802_11_mac_address(struct lbs_private *priv,
struct cmd_ds_command *resp)
{
struct cmd_ds_802_11_mac_address *macadd = &resp->params.macadd;
lbs_deb_enter(LBS_DEB_CMD);
memcpy(priv->current_addr, macadd->macadd, ETH_ALEN);
lbs_deb_enter(LBS_DEB_CMD);
return 0;
}
static int lbs_ret_802_11_rf_tx_power(struct lbs_private *priv,
struct cmd_ds_command *resp)
{
@ -368,10 +355,6 @@ static inline int handle_cmd_response(struct lbs_private *priv,
ret = lbs_ret_802_11_rssi(priv, resp);
break;
case CMD_RET(CMD_802_11_MAC_ADDRESS):
ret = lbs_ret_802_11_mac_address(priv, resp);
break;
case CMD_RET(CMD_802_11_AD_HOC_STOP):
ret = lbs_ret_80211_ad_hoc_stop(priv);
break;

3
drivers/net/wireless/libertas/hostcmd.h
View File

@ -427,6 +427,8 @@ struct cmd_ds_802_11_rssi_rsp {
};
struct cmd_ds_802_11_mac_address {
struct cmd_header hdr;
__le16 action;
u8 macadd[ETH_ALEN];
};
@ -708,7 +710,6 @@ struct cmd_ds_command {
struct cmd_ds_802_11_rssi rssi;
struct cmd_ds_802_11_rssi_rsp rssirsp;
struct cmd_ds_802_11_disassociate dassociate;
struct cmd_ds_802_11_mac_address macadd;
struct cmd_ds_mac_reg_access macreg;
struct cmd_ds_bbp_reg_access bbpreg;
struct cmd_ds_rf_reg_access rfreg;

25
drivers/net/wireless/libertas/main.c
View File

@ -531,34 +531,27 @@ static int lbs_set_mac_address(struct net_device *dev, void *addr)
int ret = 0;
struct lbs_private *priv = (struct lbs_private *) dev->priv;
struct sockaddr *phwaddr = addr;
struct cmd_ds_802_11_mac_address cmd;
lbs_deb_enter(LBS_DEB_NET);
/* In case it was called from the mesh device */
dev = priv->dev ;
dev = priv->dev;
memset(priv->current_addr, 0, ETH_ALEN);
/* dev->dev_addr is 8 bytes */
lbs_deb_hex(LBS_DEB_NET, "dev->dev_addr", dev->dev_addr, ETH_ALEN);
lbs_deb_hex(LBS_DEB_NET, "addr", phwaddr->sa_data, ETH_ALEN);
memcpy(priv->current_addr, phwaddr->sa_data, ETH_ALEN);
ret = lbs_prepare_and_send_command(priv, CMD_802_11_MAC_ADDRESS,
CMD_ACT_SET,
CMD_OPTION_WAITFORRSP, 0, NULL);
cmd.hdr.size = cpu_to_le16(sizeof(cmd));
cmd.action = cpu_to_le16(CMD_ACT_SET);
memcpy(cmd.macadd, phwaddr->sa_data, ETH_ALEN);
ret = lbs_cmd_with_response(priv, CMD_802_11_MAC_ADDRESS, &cmd);
if (ret) {
lbs_deb_net("set MAC address failed\n");
ret = -1;
goto done;
}
lbs_deb_hex(LBS_DEB_NET, "priv->macaddr", priv->current_addr, ETH_ALEN);
memcpy(dev->dev_addr, priv->current_addr, ETH_ALEN);
memcpy(priv->current_addr, phwaddr->sa_data, ETH_ALEN);
memcpy(dev->dev_addr, phwaddr->sa_data, ETH_ALEN);
if (priv->mesh_dev)
memcpy(priv->mesh_dev->dev_addr, priv->current_addr, ETH_ALEN);
memcpy(priv->mesh_dev->dev_addr, phwaddr->sa_data, ETH_ALEN);
done:
lbs_deb_leave_args(LBS_DEB_NET, "ret %d", ret);