From 16c56ae87509d9bbcd8c711dc4f99b38c234d6c5 Mon Sep 17 00:00:00 2001 From: Sujith Manoharan Date: Wed, 13 Apr 2011 11:25:18 +0530 Subject: [PATCH] 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 Signed-off-by: John W. Linville --- drivers/net/wireless/ath/ath9k/wmi.h | 39 ++++++++++++++++++++++++++++++++++++ 1 file changed, 39 insertions(+) diff --git a/drivers/net/wireless/ath/ath9k/wmi.h b/drivers/net/wireless/ath/ath9k/wmi.h index a81d554e..8c877dc 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 -- 2.7.4