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Diffstat (limited to 'package/libertas/src/cmdresp.c')
-rw-r--r--package/libertas/src/cmdresp.c206
1 files changed, 89 insertions, 117 deletions
diff --git a/package/libertas/src/cmdresp.c b/package/libertas/src/cmdresp.c
index bf9941ecc2..159216a919 100644
--- a/package/libertas/src/cmdresp.c
+++ b/package/libertas/src/cmdresp.c
@@ -43,14 +43,15 @@ void lbs_mac_event_disconnected(struct lbs_private *priv)
msleep_interruptible(1000);
wireless_send_event(priv->dev, SIOCGIWAP, &wrqu, NULL);
- /* Free Tx and Rx packets */
- kfree_skb(priv->currenttxskb);
- priv->currenttxskb = NULL;
-
/* report disconnect to upper layer */
netif_stop_queue(priv->dev);
netif_carrier_off(priv->dev);
+ /* Free Tx and Rx packets */
+ kfree_skb(priv->currenttxskb);
+ priv->currenttxskb = NULL;
+ priv->tx_pending_len = 0;
+
/* reset SNR/NF/RSSI values */
memset(priv->SNR, 0x00, sizeof(priv->SNR));
memset(priv->NF, 0x00, sizeof(priv->NF));
@@ -145,29 +146,6 @@ static int lbs_ret_reg_access(struct lbs_private *priv,
return ret;
}
-static int lbs_ret_802_11_sleep_params(struct lbs_private *priv,
- struct cmd_ds_command *resp)
-{
- struct cmd_ds_802_11_sleep_params *sp = &resp->params.sleep_params;
-
- lbs_deb_enter(LBS_DEB_CMD);
-
- lbs_deb_cmd("error 0x%x, offset 0x%x, stabletime 0x%x, calcontrol 0x%x "
- "extsleepclk 0x%x\n", le16_to_cpu(sp->error),
- le16_to_cpu(sp->offset), le16_to_cpu(sp->stabletime),
- sp->calcontrol, sp->externalsleepclk);
-
- priv->sp.sp_error = le16_to_cpu(sp->error);
- priv->sp.sp_offset = le16_to_cpu(sp->offset);
- priv->sp.sp_stabletime = le16_to_cpu(sp->stabletime);
- priv->sp.sp_calcontrol = sp->calcontrol;
- priv->sp.sp_extsleepclk = sp->externalsleepclk;
- priv->sp.sp_reserved = le16_to_cpu(sp->reserved);
-
- lbs_deb_enter(LBS_DEB_CMD);
- return 0;
-}
-
static int lbs_ret_802_11_stat(struct lbs_private *priv,
struct cmd_ds_command *resp)
{
@@ -394,23 +372,6 @@ static int lbs_ret_get_log(struct lbs_private *priv,
return 0;
}
-static int lbs_ret_802_11_enable_rsn(struct lbs_private *priv,
- struct cmd_ds_command *resp)
-{
- struct cmd_ds_802_11_enable_rsn *enable_rsn = &resp->params.enbrsn;
- u32 * pdata_buf = priv->cur_cmd->pdata_buf;
-
- lbs_deb_enter(LBS_DEB_CMD);
-
- if (enable_rsn->action == cpu_to_le16(CMD_ACT_GET)) {
- if (pdata_buf)
- *pdata_buf = (u32) le16_to_cpu(enable_rsn->enable);
- }
-
- lbs_deb_leave(LBS_DEB_CMD);
- return 0;
-}
-
static int lbs_ret_802_11_bcn_ctrl(struct lbs_private * priv,
struct cmd_ds_command *resp)
{
@@ -428,25 +389,6 @@ static int lbs_ret_802_11_bcn_ctrl(struct lbs_private * priv,
return 0;
}
-static int lbs_ret_802_11_subscribe_event(struct lbs_private *priv,
- struct cmd_ds_command *resp)
-{
- struct cmd_ds_802_11_subscribe_event *cmd_event =
- &resp->params.subscribe_event;
- struct cmd_ds_802_11_subscribe_event *dst_event =
- priv->cur_cmd->pdata_buf;
-
- lbs_deb_enter(LBS_DEB_CMD);
-
- if (dst_event->action == cpu_to_le16(CMD_ACT_GET)) {
- dst_event->events = cmd_event->events;
- memcpy(dst_event->tlv, cmd_event->tlv, sizeof(dst_event->tlv));
- }
-
- lbs_deb_leave(LBS_DEB_CMD);
- return 0;
-}
-
static inline int handle_cmd_response(struct lbs_private *priv,
unsigned long dummy,
struct cmd_header *cmd_response)
@@ -504,7 +446,7 @@ static inline int handle_cmd_response(struct lbs_private *priv,
case CMD_RET(CMD_802_11_SET_AFC):
case CMD_RET(CMD_802_11_GET_AFC):
spin_lock_irqsave(&priv->driver_lock, flags);
- memmove(priv->cur_cmd->pdata_buf, &resp->params.afc,
+ memmove((void *)priv->cur_cmd->callback_arg, &resp->params.afc,
sizeof(struct cmd_ds_802_11_afc));
spin_unlock_irqrestore(&priv->driver_lock, flags);
@@ -512,17 +454,11 @@ static inline int handle_cmd_response(struct lbs_private *priv,
case CMD_RET(CMD_MAC_MULTICAST_ADR):
case CMD_RET(CMD_MAC_CONTROL):
- case CMD_RET(CMD_802_11_SET_WEP):
case CMD_RET(CMD_802_11_RESET):
case CMD_RET(CMD_802_11_AUTHENTICATE):
- case CMD_RET(CMD_802_11_RADIO_CONTROL):
case CMD_RET(CMD_802_11_BEACON_STOP):
break;
- case CMD_RET(CMD_802_11_ENABLE_RSN):
- ret = lbs_ret_802_11_enable_rsn(priv, resp);
- break;
-
case CMD_RET(CMD_802_11_RATE_ADAPT_RATESET):
ret = lbs_ret_802_11_rate_adapt_rateset(priv, resp);
break;
@@ -551,35 +487,22 @@ static inline int handle_cmd_response(struct lbs_private *priv,
ret = lbs_ret_802_11d_domain_info(priv, resp);
break;
- case CMD_RET(CMD_802_11_SLEEP_PARAMS):
- ret = lbs_ret_802_11_sleep_params(priv, resp);
- break;
- case CMD_RET(CMD_802_11_INACTIVITY_TIMEOUT):
- spin_lock_irqsave(&priv->driver_lock, flags);
- *((u16 *) priv->cur_cmd->pdata_buf) =
- le16_to_cpu(resp->params.inactivity_timeout.timeout);
- spin_unlock_irqrestore(&priv->driver_lock, flags);
- break;
-
case CMD_RET(CMD_802_11_TPC_CFG):
spin_lock_irqsave(&priv->driver_lock, flags);
- memmove(priv->cur_cmd->pdata_buf, &resp->params.tpccfg,
+ memmove((void *)priv->cur_cmd->callback_arg, &resp->params.tpccfg,
sizeof(struct cmd_ds_802_11_tpc_cfg));
spin_unlock_irqrestore(&priv->driver_lock, flags);
break;
case CMD_RET(CMD_802_11_LED_GPIO_CTRL):
spin_lock_irqsave(&priv->driver_lock, flags);
- memmove(priv->cur_cmd->pdata_buf, &resp->params.ledgpio,
+ memmove((void *)priv->cur_cmd->callback_arg, &resp->params.ledgpio,
sizeof(struct cmd_ds_802_11_led_ctrl));
spin_unlock_irqrestore(&priv->driver_lock, flags);
break;
- case CMD_RET(CMD_802_11_SUBSCRIBE_EVENT):
- ret = lbs_ret_802_11_subscribe_event(priv, resp);
- break;
case CMD_RET(CMD_802_11_PWR_CFG):
spin_lock_irqsave(&priv->driver_lock, flags);
- memmove(priv->cur_cmd->pdata_buf, &resp->params.pwrcfg,
+ memmove((void *)priv->cur_cmd->callback_arg, &resp->params.pwrcfg,
sizeof(struct cmd_ds_802_11_pwr_cfg));
spin_unlock_irqrestore(&priv->driver_lock, flags);
@@ -587,21 +510,21 @@ static inline int handle_cmd_response(struct lbs_private *priv,
case CMD_RET(CMD_GET_TSF):
spin_lock_irqsave(&priv->driver_lock, flags);
- memcpy(priv->cur_cmd->pdata_buf,
+ memcpy((void *)priv->cur_cmd->callback_arg,
&resp->params.gettsf.tsfvalue, sizeof(u64));
spin_unlock_irqrestore(&priv->driver_lock, flags);
break;
case CMD_RET(CMD_BT_ACCESS):
spin_lock_irqsave(&priv->driver_lock, flags);
- if (priv->cur_cmd->pdata_buf)
- memcpy(priv->cur_cmd->pdata_buf,
+ if (priv->cur_cmd->callback_arg)
+ memcpy((void *)priv->cur_cmd->callback_arg,
&resp->params.bt.addr1, 2 * ETH_ALEN);
spin_unlock_irqrestore(&priv->driver_lock, flags);
break;
case CMD_RET(CMD_FWT_ACCESS):
spin_lock_irqsave(&priv->driver_lock, flags);
- if (priv->cur_cmd->pdata_buf)
- memcpy(priv->cur_cmd->pdata_buf, &resp->params.fwt,
+ if (priv->cur_cmd->callback_arg)
+ memcpy((void *)priv->cur_cmd->callback_arg, &resp->params.fwt,
sizeof(resp->params.fwt));
spin_unlock_irqrestore(&priv->driver_lock, flags);
break;
@@ -611,7 +534,7 @@ static inline int handle_cmd_response(struct lbs_private *priv,
default:
lbs_deb_host("CMD_RESP: unknown cmd response 0x%04x\n",
- resp->command);
+ le16_to_cpu(resp->command));
break;
}
lbs_deb_leave(LBS_DEB_HOST);
@@ -620,17 +543,14 @@ static inline int handle_cmd_response(struct lbs_private *priv,
int lbs_process_rx_command(struct lbs_private *priv)
{
- u16 respcmd;
+ uint16_t respcmd, curcmd;
struct cmd_header *resp;
int ret = 0;
- ulong flags;
- u16 result;
+ unsigned long flags;
+ uint16_t result;
lbs_deb_enter(LBS_DEB_HOST);
- /* Now we got response from FW, cancel the command timer */
- del_timer(&priv->command_timer);
-
mutex_lock(&priv->lock);
spin_lock_irqsave(&priv->driver_lock, flags);
@@ -640,30 +560,57 @@ int lbs_process_rx_command(struct lbs_private *priv)
spin_unlock_irqrestore(&priv->driver_lock, flags);
goto done;
}
- resp = priv->cur_cmd->cmdbuf;
+
+ resp = (void *)priv->upld_buf;
+
+ curcmd = le16_to_cpu(resp->command);
respcmd = le16_to_cpu(resp->command);
result = le16_to_cpu(resp->result);
- lbs_deb_host("CMD_RESP: response 0x%04x, size %d, jiffies %lu\n",
- respcmd, priv->upld_len, jiffies);
+ lbs_deb_host("CMD_RESP: response 0x%04x, seq %d, size %d, jiffies %lu\n",
+ respcmd, le16_to_cpu(resp->seqnum), priv->upld_len, jiffies);
lbs_deb_hex(LBS_DEB_HOST, "CMD_RESP", (void *) resp, priv->upld_len);
- if (!(respcmd & 0x8000)) {
- lbs_deb_host("invalid response!\n");
- priv->cur_cmd_retcode = -1;
- __lbs_cleanup_and_insert_cmd(priv, priv->cur_cmd);
- priv->cur_cmd = NULL;
+ if (resp->seqnum != resp->seqnum) {
+ lbs_pr_info("Received CMD_RESP with invalid sequence %d (expected %d)\n",
+ le16_to_cpu(resp->seqnum), le16_to_cpu(resp->seqnum));
+ spin_unlock_irqrestore(&priv->driver_lock, flags);
+ ret = -1;
+ goto done;
+ }
+ if (respcmd != CMD_RET(curcmd) &&
+ respcmd != CMD_802_11_ASSOCIATE && curcmd != CMD_RET_802_11_ASSOCIATE) {
+ lbs_pr_info("Invalid CMD_RESP %x to command %x!\n", respcmd, curcmd);
+ spin_unlock_irqrestore(&priv->driver_lock, flags);
+ ret = -1;
+ goto done;
+ }
+
+ if (resp->result == cpu_to_le16(0x0004)) {
+ /* 0x0004 means -EAGAIN. Drop the response, let it time out
+ and be resubmitted */
+ lbs_pr_info("Firmware returns DEFER to command %x. Will let it time out...\n",
+ le16_to_cpu(resp->command));
spin_unlock_irqrestore(&priv->driver_lock, flags);
ret = -1;
goto done;
}
+ /* Now we got response from FW, cancel the command timer */
+ del_timer(&priv->command_timer);
+ priv->cmd_timed_out = 0;
+ if (priv->nr_retries) {
+ lbs_pr_info("Received result %x to command %x after %d retries\n",
+ result, curcmd, priv->nr_retries);
+ priv->nr_retries = 0;
+ }
+
/* Store the response code to cur_cmd_retcode. */
priv->cur_cmd_retcode = result;
if (respcmd == CMD_RET(CMD_802_11_PS_MODE)) {
- struct cmd_ds_802_11_ps_mode *psmode = (void *) resp;
+ struct cmd_ds_802_11_ps_mode *psmode = (void *) &resp[1];
u16 action = le16_to_cpu(psmode->action);
lbs_deb_host(
@@ -708,8 +655,7 @@ int lbs_process_rx_command(struct lbs_private *priv)
lbs_deb_host("CMD_RESP: PS action 0x%X\n", action);
}
- __lbs_cleanup_and_insert_cmd(priv, priv->cur_cmd);
- priv->cur_cmd = NULL;
+ lbs_complete_command(priv, priv->cur_cmd, result);
spin_unlock_irqrestore(&priv->driver_lock, flags);
ret = 0;
@@ -730,9 +676,7 @@ int lbs_process_rx_command(struct lbs_private *priv)
break;
}
-
- __lbs_cleanup_and_insert_cmd(priv, priv->cur_cmd);
- priv->cur_cmd = NULL;
+ lbs_complete_command(priv, priv->cur_cmd, result);
spin_unlock_irqrestore(&priv->driver_lock, flags);
ret = -1;
@@ -751,8 +695,7 @@ int lbs_process_rx_command(struct lbs_private *priv)
if (priv->cur_cmd) {
/* Clean up and Put current command back to cmdfreeq */
- __lbs_cleanup_and_insert_cmd(priv, priv->cur_cmd);
- priv->cur_cmd = NULL;
+ lbs_complete_command(priv, priv->cur_cmd, result);
}
spin_unlock_irqrestore(&priv->driver_lock, flags);
@@ -762,6 +705,30 @@ done:
return ret;
}
+static int lbs_send_confirmwake(struct lbs_private *priv)
+{
+ struct cmd_header *cmd = &priv->lbs_ps_confirm_wake;
+ int ret = 0;
+
+ lbs_deb_enter(LBS_DEB_HOST);
+
+ cmd->command = cpu_to_le16(CMD_802_11_WAKEUP_CONFIRM);
+ cmd->size = cpu_to_le16(sizeof(*cmd));
+ cmd->seqnum = cpu_to_le16(++priv->seqnum);
+ cmd->result = 0;
+
+ lbs_deb_host("SEND_WAKEC_CMD: before download\n");
+
+ lbs_deb_hex(LBS_DEB_HOST, "wake confirm command", (void *)cmd, sizeof(*cmd));
+
+ ret = priv->hw_host_to_card(priv, MVMS_CMD, (void *)cmd, sizeof(*cmd));
+ if (ret)
+ lbs_pr_alert("SEND_WAKEC_CMD: Host to Card failed for Confirm Wake\n");
+
+ lbs_deb_leave_args(LBS_DEB_HOST, "ret %d", ret);
+ return ret;
+}
+
int lbs_process_event(struct lbs_private *priv)
{
int ret = 0;
@@ -810,9 +777,13 @@ int lbs_process_event(struct lbs_private *priv)
break;
+ case MACREG_INT_CODE_HOST_AWAKE:
+ lbs_deb_cmd("EVENT: HOST_AWAKE\n");
+ lbs_send_confirmwake(priv);
+ break;
+
case MACREG_INT_CODE_PS_AWAKE:
lbs_deb_cmd("EVENT: awake\n");
-
/* handle unexpected PS AWAKE event */
if (priv->psstate == PS_STATE_FULL_POWER) {
lbs_deb_cmd(
@@ -875,9 +846,10 @@ int lbs_process_event(struct lbs_private *priv)
}
lbs_pr_info("EVENT: MESH_AUTO_STARTED\n");
priv->mesh_connect_status = LBS_CONNECTED;
- if (priv->mesh_open == 1) {
- netif_wake_queue(priv->mesh_dev);
+ if (priv->mesh_open) {
netif_carrier_on(priv->mesh_dev);
+ if (!priv->tx_pending_len)
+ netif_wake_queue(priv->mesh_dev);
}
priv->mode = IW_MODE_ADHOC;
schedule_work(&priv->sync_channel);