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path: root/drivers/net/wireless/ath/ath9k/wmi.h
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Diffstat (limited to 'drivers/net/wireless/ath/ath9k/wmi.h')
-rw-r--r--drivers/net/wireless/ath/ath9k/wmi.h82
1 files changed, 68 insertions, 14 deletions
diff --git a/drivers/net/wireless/ath/ath9k/wmi.h b/drivers/net/wireless/ath/ath9k/wmi.h
index 42084277522d..6095eeb6e025 100644
--- a/drivers/net/wireless/ath/ath9k/wmi.h
+++ b/drivers/net/wireless/ath/ath9k/wmi.h
@@ -17,7 +17,6 @@
#ifndef WMI_H
#define WMI_H
-
struct wmi_event_txrate {
__be32 txrate;
struct {
@@ -31,18 +30,65 @@ struct wmi_cmd_hdr {
__be16 seq_no;
} __packed;
+struct wmi_fw_version {
+ __be16 major;
+ __be16 minor;
+
+} __packed;
+
+struct wmi_event_swba {
+ __be64 tsf;
+ u8 beacon_pending;
+};
+
+/*
+ * 64 - HTC header - WMI header - 1 / txstatus
+ * And some other hdr. space is also accounted for.
+ * 12 seems to be the magic number.
+ */
+#define HTC_MAX_TX_STATUS 12
+
+#define ATH9K_HTC_TXSTAT_ACK BIT(0)
+#define ATH9K_HTC_TXSTAT_FILT BIT(1)
+#define ATH9K_HTC_TXSTAT_RTC_CTS BIT(2)
+#define ATH9K_HTC_TXSTAT_MCS BIT(3)
+#define ATH9K_HTC_TXSTAT_CW40 BIT(4)
+#define ATH9K_HTC_TXSTAT_SGI BIT(5)
+
+/*
+ * Legacy rates are indicated as indices.
+ * HT rates are indicated as dot11 numbers.
+ * This allows us to resrict the rate field
+ * to 4 bits.
+ */
+#define ATH9K_HTC_TXSTAT_RATE 0x0f
+#define ATH9K_HTC_TXSTAT_RATE_S 0
+
+#define ATH9K_HTC_TXSTAT_EPID 0xf0
+#define ATH9K_HTC_TXSTAT_EPID_S 4
+
+struct __wmi_event_txstatus {
+ u8 cookie;
+ u8 ts_rate; /* Also holds EP ID */
+ u8 ts_flags;
+};
+
+struct wmi_event_txstatus {
+ u8 cnt;
+ struct __wmi_event_txstatus txstatus[HTC_MAX_TX_STATUS];
+} __packed;
+
enum wmi_cmd_id {
WMI_ECHO_CMDID = 0x0001,
WMI_ACCESS_MEMORY_CMDID,
/* Commands to Target */
+ WMI_GET_FW_VERSION,
WMI_DISABLE_INTR_CMDID,
WMI_ENABLE_INTR_CMDID,
- WMI_RX_LINK_CMDID,
WMI_ATH_INIT_CMDID,
WMI_ABORT_TXQ_CMDID,
WMI_STOP_TX_DMA_CMDID,
- WMI_STOP_DMA_RECV_CMDID,
WMI_ABORT_TX_DMA_CMDID,
WMI_DRAIN_TXQ_CMDID,
WMI_DRAIN_TXQ_ALL_CMDID,
@@ -50,24 +96,22 @@ enum wmi_cmd_id {
WMI_STOP_RECV_CMDID,
WMI_FLUSH_RECV_CMDID,
WMI_SET_MODE_CMDID,
- WMI_RESET_CMDID,
WMI_NODE_CREATE_CMDID,
WMI_NODE_REMOVE_CMDID,
WMI_VAP_REMOVE_CMDID,
WMI_VAP_CREATE_CMDID,
- WMI_BEACON_UPDATE_CMDID,
WMI_REG_READ_CMDID,
WMI_REG_WRITE_CMDID,
WMI_RC_STATE_CHANGE_CMDID,
WMI_RC_RATE_UPDATE_CMDID,
- WMI_DEBUG_INFO_CMDID,
- WMI_HOST_ATTACH,
WMI_TARGET_IC_UPDATE_CMDID,
- WMI_TGT_STATS_CMDID,
WMI_TX_AGGR_ENABLE_CMDID,
WMI_TGT_DETACH_CMDID,
- WMI_TGT_TXQ_ENABLE_CMDID,
- WMI_AGGR_LIMIT_CMD = 0x0026,
+ WMI_NODE_UPDATE_CMDID,
+ WMI_INT_STATS_CMDID,
+ WMI_TX_STATS_CMDID,
+ WMI_RX_STATS_CMDID,
+ WMI_BITRATE_MASK_CMDID,
};
enum wmi_event_id {
@@ -76,9 +120,8 @@ enum wmi_event_id {
WMI_FATAL_EVENTID,
WMI_TXTO_EVENTID,
WMI_BMISS_EVENTID,
- WMI_WLAN_TXCOMP_EVENTID,
WMI_DELBA_EVENTID,
- WMI_TXRATE_EVENTID,
+ WMI_TXSTATUS_EVENTID,
};
#define MAX_CMD_NUMBER 62
@@ -88,6 +131,12 @@ struct register_write {
__be32 val;
};
+struct ath9k_htc_tx_event {
+ int count;
+ struct __wmi_event_txstatus txs;
+ struct list_head list;
+};
+
struct wmi {
struct ath9k_htc_priv *drv_priv;
struct htc_target *htc;
@@ -95,12 +144,16 @@ struct wmi {
struct mutex op_mutex;
struct completion cmd_wait;
enum wmi_cmd_id last_cmd_id;
+ struct sk_buff_head wmi_event_queue;
+ struct tasklet_struct wmi_event_tasklet;
u16 tx_seq_id;
u8 *cmd_rsp_buf;
u32 cmd_rsp_len;
bool stopped;
- u8 beacon_pending;
+ struct list_head pending_tx_events;
+ spinlock_t event_lock;
+
spinlock_t wmi_lock;
atomic_t mwrite_cnt;
@@ -117,8 +170,9 @@ int ath9k_wmi_cmd(struct wmi *wmi, enum wmi_cmd_id cmd_id,
u8 *cmd_buf, u32 cmd_len,
u8 *rsp_buf, u32 rsp_len,
u32 timeout);
-void ath9k_swba_tasklet(unsigned long data);
+void ath9k_wmi_event_tasklet(unsigned long data);
void ath9k_fatal_work(struct work_struct *work);
+void ath9k_wmi_event_drain(struct ath9k_htc_priv *priv);
#define WMI_CMD(_wmi_cmd) \
do { \