diff options
| author | Prameela Rani Garnepudi <prameela.j04cs@gmail.com> | 2016-11-18 13:37:09 +0300 |
|---|---|---|
| committer | Kalle Valo <kvalo@codeaurora.org> | 2016-11-25 12:47:34 +0300 |
| commit | e6d6428449c5d2aa077e69630d7abf041cf9ba99 (patch) | |
| tree | fd659eeecb30d196ce903297421c3be0bea0df17 /drivers/net/wireless/rsi/rsi_91x_mgmt.c | |
| parent | 159a55a64d44acbbd6f0d8f3c082e628d6d75670 (diff) | |
| download | linux-e6d6428449c5d2aa077e69630d7abf041cf9ba99.tar.xz | |
rsi: Add support to filter rx frames
Filtering rx frames after connection in station mode avoids the
overhead of processing un-necessary frames. Hence rx filter frame
is added which can be configured to device at suitable times.
Signed-off-by: Prameela Rani Garnepudi <prameela.j04cs@gmail.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Diffstat (limited to 'drivers/net/wireless/rsi/rsi_91x_mgmt.c')
| -rw-r--r-- | drivers/net/wireless/rsi/rsi_91x_mgmt.c | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/drivers/net/wireless/rsi/rsi_91x_mgmt.c b/drivers/net/wireless/rsi/rsi_91x_mgmt.c index 30b9d44ff8f8..631cdb13c336 100644 --- a/drivers/net/wireless/rsi/rsi_91x_mgmt.c +++ b/drivers/net/wireless/rsi/rsi_91x_mgmt.c @@ -1243,6 +1243,39 @@ int rsi_send_block_unblock_frame(struct rsi_common *common, bool block_event) } +/** + * rsi_send_rx_filter_frame() - Sends a frame to filter the RX packets + * + * @common: Pointer to the driver private structure. + * @rx_filter_word: Flags of filter packets + * + * @Return: 0 on success, -1 on failure. + */ +int rsi_send_rx_filter_frame(struct rsi_common *common, u16 rx_filter_word) +{ + struct rsi_mac_frame *cmd_frame; + struct sk_buff *skb; + + rsi_dbg(MGMT_TX_ZONE, "Sending RX filter frame\n"); + + skb = dev_alloc_skb(FRAME_DESC_SZ); + if (!skb) { + rsi_dbg(ERR_ZONE, "%s: Failed in allocation of skb\n", + __func__); + return -ENOMEM; + } + + memset(skb->data, 0, FRAME_DESC_SZ); + cmd_frame = (struct rsi_mac_frame *)skb->data; + + cmd_frame->desc_word[0] = cpu_to_le16(RSI_WIFI_MGMT_Q << 12); + cmd_frame->desc_word[1] = cpu_to_le16(SET_RX_FILTER); + cmd_frame->desc_word[4] = cpu_to_le16(rx_filter_word); + + skb_put(skb, FRAME_DESC_SZ); + + return rsi_send_internal_mgmt_frame(common, skb); +} /** * rsi_handle_ta_confirm_type() - This function handles the confirm frames. |