aboutsummaryrefslogtreecommitdiffstats
path: root/drivers/net/wireless/ath/ath9k/wmi.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/net/wireless/ath/ath9k/wmi.c')
-rw-r--r--drivers/net/wireless/ath/ath9k/wmi.c15
1 files changed, 9 insertions, 6 deletions
diff --git a/drivers/net/wireless/ath/ath9k/wmi.c b/drivers/net/wireless/ath/ath9k/wmi.c
index 65c8894c5f81..ca533b4321bd 100644
--- a/drivers/net/wireless/ath/ath9k/wmi.c
+++ b/drivers/net/wireless/ath/ath9k/wmi.c
@@ -61,6 +61,8 @@ static const char *wmi_cmd_to_name(enum wmi_cmd_id wmi_cmd)
return "WMI_REG_READ_CMDID";
case WMI_REG_WRITE_CMDID:
return "WMI_REG_WRITE_CMDID";
+ case WMI_REG_RMW_CMDID:
+ return "WMI_REG_RMW_CMDID";
case WMI_RC_STATE_CHANGE_CMDID:
return "WMI_RC_STATE_CHANGE_CMDID";
case WMI_RC_RATE_UPDATE_CMDID:
@@ -101,6 +103,7 @@ struct wmi *ath9k_init_wmi(struct ath9k_htc_priv *priv)
spin_lock_init(&wmi->event_lock);
mutex_init(&wmi->op_mutex);
mutex_init(&wmi->multi_write_mutex);
+ mutex_init(&wmi->multi_rmw_mutex);
init_completion(&wmi->cmd_wait);
INIT_LIST_HEAD(&wmi->pending_tx_events);
tasklet_init(&wmi->wmi_event_tasklet, ath9k_wmi_event_tasklet,
@@ -224,7 +227,7 @@ static void ath9k_wmi_ctrl_rx(void *priv, struct sk_buff *skb,
/* Check if there has been a timeout. */
spin_lock(&wmi->wmi_lock);
- if (cmd_id != wmi->last_cmd_id) {
+ if (be16_to_cpu(hdr->seq_no) != wmi->last_seq_id) {
spin_unlock(&wmi->wmi_lock);
goto free_skb;
}
@@ -272,11 +275,16 @@ static int ath9k_wmi_cmd_issue(struct wmi *wmi,
enum wmi_cmd_id cmd, u16 len)
{
struct wmi_cmd_hdr *hdr;
+ unsigned long flags;
hdr = (struct wmi_cmd_hdr *) skb_push(skb, sizeof(struct wmi_cmd_hdr));
hdr->command_id = cpu_to_be16(cmd);
hdr->seq_no = cpu_to_be16(++wmi->tx_seq_id);
+ spin_lock_irqsave(&wmi->wmi_lock, flags);
+ wmi->last_seq_id = wmi->tx_seq_id;
+ spin_unlock_irqrestore(&wmi->wmi_lock, flags);
+
return htc_send_epid(wmi->htc, skb, wmi->ctrl_epid);
}
@@ -292,7 +300,6 @@ int ath9k_wmi_cmd(struct wmi *wmi, enum wmi_cmd_id cmd_id,
struct sk_buff *skb;
u8 *data;
int time_left, ret = 0;
- unsigned long flags;
if (ah->ah_flags & AH_UNPLUGGED)
return 0;
@@ -320,10 +327,6 @@ int ath9k_wmi_cmd(struct wmi *wmi, enum wmi_cmd_id cmd_id,
wmi->cmd_rsp_buf = rsp_buf;
wmi->cmd_rsp_len = rsp_len;
- spin_lock_irqsave(&wmi->wmi_lock, flags);
- wmi->last_cmd_id = cmd_id;
- spin_unlock_irqrestore(&wmi->wmi_lock, flags);
-
ret = ath9k_wmi_cmd_issue(wmi, skb, cmd_id, cmd_len);
if (ret)
goto out;