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authorSujith Manoharan <Sujith.Manoharan@atheros.com>2011-04-13 11:25:18 +0530
committerJohn W. Linville <linville@tuxdriver.com>2011-04-13 15:23:30 -0400
commit16c56ae87509d9bbcd8c711dc4f99b38c234d6c5 (patch)
tree9540dc15bb3371ad17f2c4d6032c606b327a27a4 /drivers/net/wireless/ath/ath9k/wmi.h
parente8e3860765641d5e9d1607ec50191cb33c28371d (diff)
downloadlinux-16c56ae87509d9bbcd8c711dc4f99b38c234d6c5.tar.bz2
ath9k_htc: Add a new WMI event WMI_TXSTATUS_EVENTID
This event will be generated by the target for packet completions. Signed-off-by: Sujith Manoharan <Sujith.Manoharan@atheros.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/ath/ath9k/wmi.h')
-rw-r--r--drivers/net/wireless/ath/ath9k/wmi.h39
1 files changed, 39 insertions, 0 deletions
diff --git a/drivers/net/wireless/ath/ath9k/wmi.h b/drivers/net/wireless/ath/ath9k/wmi.h
index a81d554edb8e..8c877dc2e2e0 100644
--- a/drivers/net/wireless/ath/ath9k/wmi.h
+++ b/drivers/net/wireless/ath/ath9k/wmi.h
@@ -41,6 +41,44 @@ 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.
+ * 13 seems to be the magic number.
+ */
+#define HTC_MAX_TX_STATUS 13
+
+#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,
@@ -82,6 +120,7 @@ enum wmi_event_id {
WMI_BMISS_EVENTID,
WMI_DELBA_EVENTID,
WMI_TXRATE_EVENTID,
+ WMI_TXSTATUS_EVENTID,
};
#define MAX_CMD_NUMBER 62