diff options
| author | Avinash Patil <patila@marvell.com> | 2014-12-26 03:02:34 -0800 |
|---|---|---|
| committer | Kalle Valo <kvalo@codeaurora.org> | 2015-01-06 21:09:30 +0200 |
| commit | 4f3dfdfb4cbf1771f2e0e17d0dcb2cd1852fd392 (patch) | |
| tree | 85cd9d5b666ea84f50a20de5ffcb9c5305939b2e | |
| parent | 84b313b35f8158d7ff35d649d18428a7740db49e (diff) | |
mwifiex: get supported BA stream info from FW
This patch adds support to get number of BA streams
supported information from FW. Some newer chips(e.g. 8897 series)
support 4 BA streams for TX; so driver should not disallow BA stream
setup just after 2 streams have been established.
Signed-off-by: Avinash Patil <patila@marvell.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
| -rw-r--r-- | drivers/net/wireless/mwifiex/11n.h | 14 | ||||
| -rw-r--r-- | drivers/net/wireless/mwifiex/fw.h | 1 |
2 files changed, 12 insertions, 3 deletions
diff --git a/drivers/net/wireless/mwifiex/11n.h b/drivers/net/wireless/mwifiex/11n.h index f275675cdbd3..8e2e39422ad8 100644 --- a/drivers/net/wireless/mwifiex/11n.h +++ b/drivers/net/wireless/mwifiex/11n.h @@ -130,7 +130,9 @@ static inline u8 mwifiex_space_avail_for_new_ba_stream( { struct mwifiex_private *priv; u8 i; - u32 ba_stream_num = 0; + u32 ba_stream_num = 0, ba_stream_max; + + ba_stream_max = MWIFIEX_MAX_TX_BASTREAM_SUPPORTED; for (i = 0; i < adapter->priv_num; i++) { priv = adapter->priv[i]; @@ -139,8 +141,14 @@ static inline u8 mwifiex_space_avail_for_new_ba_stream( &priv->tx_ba_stream_tbl_ptr); } - return ((ba_stream_num < - MWIFIEX_MAX_TX_BASTREAM_SUPPORTED) ? true : false); + if (adapter->fw_api_ver == MWIFIEX_FW_V15) { + ba_stream_max = + GETSUPP_TXBASTREAMS(adapter->hw_dot_11n_dev_cap); + if (!ba_stream_max) + ba_stream_max = MWIFIEX_MAX_TX_BASTREAM_SUPPORTED; + } + + return ((ba_stream_num < ba_stream_max) ? true : false); } /* diff --git a/drivers/net/wireless/mwifiex/fw.h b/drivers/net/wireless/mwifiex/fw.h index a1b8d5319562..15ad776ae08e 100644 --- a/drivers/net/wireless/mwifiex/fw.h +++ b/drivers/net/wireless/mwifiex/fw.h @@ -233,6 +233,7 @@ enum MWIFIEX_802_11_PRIVACY_FILTER { #define ISSUPP_RXLDPC(Dot11nDevCap) (Dot11nDevCap & BIT(22)) #define ISSUPP_BEAMFORMING(Dot11nDevCap) (Dot11nDevCap & BIT(30)) #define ISALLOWED_CHANWIDTH40(ht_param) (ht_param & BIT(2)) +#define GETSUPP_TXBASTREAMS(Dot11nDevCap) ((Dot11nDevCap >> 18) & 0xF) /* httxcfg bitmap * 0 reserved |