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libertas: convert DATA_RATE to a direct command
Signed-off-by: Dan Williams <dcbw@redhat.com> Signed-off-by: David Woodhouse <dwmw2@infradead.org> Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
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79a9a37c1e
commit
8e3c91bb70
@ -706,30 +706,86 @@ static int lbs_cmd_802_11_rate_adapt_rateset(struct lbs_private *priv,
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return 0;
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}
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static int lbs_cmd_802_11_data_rate(struct lbs_private *priv,
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struct cmd_ds_command *cmd,
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u16 cmd_action)
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/**
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* @brief Get the current data rate
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*
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* @param priv A pointer to struct lbs_private structure
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*
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* @return The data rate on success, error on failure
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*/
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int lbs_get_data_rate(struct lbs_private *priv)
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{
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struct cmd_ds_802_11_data_rate *pdatarate = &cmd->params.drate;
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struct cmd_ds_802_11_data_rate cmd;
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int ret = -1;
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lbs_deb_enter(LBS_DEB_CMD);
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cmd->size = cpu_to_le16(sizeof(struct cmd_ds_802_11_data_rate) +
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S_DS_GEN);
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cmd->command = cpu_to_le16(CMD_802_11_DATA_RATE);
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memset(pdatarate, 0, sizeof(struct cmd_ds_802_11_data_rate));
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pdatarate->action = cpu_to_le16(cmd_action);
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memset(&cmd, 0, sizeof(cmd));
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cmd.hdr.size = cpu_to_le16(sizeof(cmd));
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cmd.action = cpu_to_le16(CMD_ACT_GET_TX_RATE);
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if (cmd_action == CMD_ACT_SET_TX_FIX_RATE) {
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pdatarate->rates[0] = lbs_data_rate_to_fw_index(priv->cur_rate);
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lbs_deb_cmd("DATA_RATE: set fixed 0x%02X\n",
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priv->cur_rate);
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} else if (cmd_action == CMD_ACT_SET_TX_AUTO) {
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ret = lbs_cmd_with_response(priv, CMD_802_11_DATA_RATE, cmd);
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if (ret)
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goto out;
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lbs_deb_hex(LBS_DEB_CMD, "DATA_RATE_RESP", (u8 *) &cmd, sizeof (cmd));
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ret = (int) lbs_fw_index_to_data_rate(cmd.rates[0]);
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lbs_deb_cmd("DATA_RATE: current rate 0x%02x\n", ret);
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out:
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lbs_deb_leave_args(LBS_DEB_CMD, "ret %d", ret);
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return ret;
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}
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/**
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* @brief Set the data rate
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*
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* @param priv A pointer to struct lbs_private structure
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* @param rate The desired data rate, or 0 to clear a locked rate
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*
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* @return 0 on success, error on failure
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*/
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int lbs_set_data_rate(struct lbs_private *priv, u8 rate)
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{
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struct cmd_ds_802_11_data_rate cmd;
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int ret = 0;
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lbs_deb_enter(LBS_DEB_CMD);
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memset(&cmd, 0, sizeof(cmd));
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cmd.hdr.size = cpu_to_le16(sizeof(cmd));
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if (rate > 0) {
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cmd.action = cpu_to_le16(CMD_ACT_SET_TX_FIX_RATE);
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cmd.rates[0] = lbs_data_rate_to_fw_index(rate);
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if (cmd.rates[0] == 0) {
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lbs_deb_cmd("DATA_RATE: invalid requested rate of"
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" 0x%02X\n", rate);
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ret = 0;
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goto out;
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}
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lbs_deb_cmd("DATA_RATE: set fixed 0x%02X\n", cmd.rates[0]);
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} else {
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cmd.action = cpu_to_le16(CMD_ACT_SET_TX_AUTO);
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lbs_deb_cmd("DATA_RATE: setting auto\n");
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}
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lbs_deb_leave(LBS_DEB_CMD);
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return 0;
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ret = lbs_cmd_with_response(priv, CMD_802_11_DATA_RATE, cmd);
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if (ret)
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goto out;
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lbs_deb_hex(LBS_DEB_CMD, "DATA_RATE_RESP", (u8 *) &cmd, sizeof (cmd));
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/* FIXME: get actual rates FW can do if this command actually returns
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* all data rates supported.
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*/
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priv->cur_rate = lbs_fw_index_to_data_rate(cmd.rates[0]);
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lbs_deb_cmd("DATA_RATE: current rate is 0x%02x\n", priv->cur_rate);
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out:
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lbs_deb_leave_args(LBS_DEB_CMD, "ret %d", ret);
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return ret;
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}
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static int lbs_cmd_mac_multicast_adr(struct lbs_private *priv,
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@ -1348,9 +1404,6 @@ int lbs_prepare_and_send_command(struct lbs_private *priv,
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ret = lbs_cmd_802_11_radio_control(priv, cmdptr, cmd_action);
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break;
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case CMD_802_11_DATA_RATE:
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ret = lbs_cmd_802_11_data_rate(priv, cmdptr, cmd_action);
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break;
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case CMD_802_11_RATE_ADAPT_RATESET:
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ret = lbs_cmd_802_11_rate_adapt_rateset(priv,
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cmdptr, cmd_action);
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@ -27,4 +27,7 @@ int lbs_update_hw_spec(struct lbs_private *priv);
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int lbs_mesh_access(struct lbs_private *priv, uint16_t cmd_action,
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struct cmd_ds_mesh_access *cmd);
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int lbs_get_data_rate(struct lbs_private *priv);
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int lbs_set_data_rate(struct lbs_private *priv, u8 rate);
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#endif /* _LBS_CMD_H */
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@ -325,26 +325,6 @@ static int lbs_ret_802_11_rate_adapt_rateset(struct lbs_private *priv,
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return 0;
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}
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static int lbs_ret_802_11_data_rate(struct lbs_private *priv,
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struct cmd_ds_command *resp)
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{
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struct cmd_ds_802_11_data_rate *pdatarate = &resp->params.drate;
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lbs_deb_enter(LBS_DEB_CMD);
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lbs_deb_hex(LBS_DEB_CMD, "DATA_RATE_RESP", (u8 *) pdatarate,
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sizeof(struct cmd_ds_802_11_data_rate));
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/* FIXME: get actual rates FW can do if this command actually returns
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* all data rates supported.
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*/
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priv->cur_rate = lbs_fw_index_to_data_rate(pdatarate->rates[0]);
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lbs_deb_cmd("DATA_RATE: current rate 0x%02x\n", priv->cur_rate);
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lbs_deb_leave(LBS_DEB_CMD);
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return 0;
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}
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static int lbs_ret_802_11_rf_channel(struct lbs_private *priv,
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struct cmd_ds_command *resp)
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{
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@ -565,9 +545,6 @@ static inline int handle_cmd_response(struct lbs_private *priv,
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ret = lbs_ret_802_11_enable_rsn(priv, resp);
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break;
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case CMD_RET(CMD_802_11_DATA_RATE):
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ret = lbs_ret_802_11_data_rate(priv, resp);
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break;
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case CMD_RET(CMD_802_11_RATE_ADAPT_RATESET):
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ret = lbs_ret_802_11_rate_adapt_rateset(priv, resp);
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break;
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@ -461,6 +461,8 @@ struct PS_CMD_ConfirmSleep {
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};
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struct cmd_ds_802_11_data_rate {
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struct cmd_header hdr;
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__le16 action;
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__le16 reserved;
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u8 rates[MAX_RATES];
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@ -659,7 +661,6 @@ struct cmd_ds_command {
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struct cmd_ds_802_11_rf_tx_power txp;
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struct cmd_ds_802_11_rf_antenna rant;
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struct cmd_ds_802_11_monitor_mode monitor;
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struct cmd_ds_802_11_data_rate drate;
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struct cmd_ds_802_11_rate_adapt_rateset rateset;
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struct cmd_ds_mac_multicast_adr madr;
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struct cmd_ds_802_11_ad_hoc_join adj;
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@ -854,12 +854,8 @@ static int lbs_setup_firmware(struct lbs_private *priv)
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lbs_set_mac_packet_filter(priv);
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/* Get the supported Data rates */
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ret = lbs_prepare_and_send_command(priv, CMD_802_11_DATA_RATE,
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CMD_ACT_GET_TX_RATE,
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CMD_OPTION_WAITFORRSP, 0, NULL);
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if (ret) {
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ret = lbs_get_data_rate(priv);
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if (ret < 0) {
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ret = -1;
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goto done;
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}
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@ -19,6 +19,7 @@
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#include "join.h"
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#include "wext.h"
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#include "assoc.h"
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#include "cmd.h"
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static inline void lbs_postpone_association_work(struct lbs_private *priv)
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@ -962,8 +963,7 @@ static int lbs_set_rate(struct net_device *dev, struct iw_request_info *info,
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struct iw_param *vwrq, char *extra)
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{
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struct lbs_private *priv = dev->priv;
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u32 new_rate;
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u16 action;
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u8 new_rate = 0;
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int ret = -EINVAL;
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u8 rates[MAX_RATES + 1];
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@ -972,7 +972,6 @@ static int lbs_set_rate(struct net_device *dev, struct iw_request_info *info,
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/* Auto rate? */
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if (vwrq->value == -1) {
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action = CMD_ACT_SET_TX_AUTO;
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priv->auto_rate = 1;
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priv->cur_rate = 0;
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} else {
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@ -989,12 +988,10 @@ static int lbs_set_rate(struct net_device *dev, struct iw_request_info *info,
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}
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priv->cur_rate = new_rate;
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action = CMD_ACT_SET_TX_FIX_RATE;
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priv->auto_rate = 0;
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}
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ret = lbs_prepare_and_send_command(priv, CMD_802_11_DATA_RATE,
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action, CMD_OPTION_WAITFORRSP, 0, NULL);
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ret = lbs_set_data_rate(priv, new_rate);
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out:
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lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret);
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