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| author | Prameela Rani Garnepudi <prameela.j04cs@gmail.com> | 2016-11-18 16:08:04 +0530 |
|---|---|---|
| committer | Kalle Valo <kvalo@codeaurora.org> | 2016-11-25 11:47:35 +0200 |
| commit | 8b36de8cf5abc114594cf3bbd3a1b6701bf1e1a9 (patch) | |
| tree | 8a79930f835772837d7cbb21a086270f5c4310bd /drivers/net/wireless/rsi/rsi_91x_mgmt.c | |
| parent | e6d6428449c5d2aa077e69630d7abf041cf9ba99 (diff) | |
| download | blackbird-op-linux-8b36de8cf5abc114594cf3bbd3a1b6701bf1e1a9.tar.gz blackbird-op-linux-8b36de8cf5abc114594cf3bbd3a1b6701bf1e1a9.zip | |
rsi: Add support for configuring tx power
TX power can be configured from iwconfig, iw or from mac80211 when
regulatory changes are done. Hence support for configuring tx power
to device is added using the RADIO_PARAMS_UPDATE command frame.
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 | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/drivers/net/wireless/rsi/rsi_91x_mgmt.c b/drivers/net/wireless/rsi/rsi_91x_mgmt.c index 631cdb13c336..99c25607d840 100644 --- a/drivers/net/wireless/rsi/rsi_91x_mgmt.c +++ b/drivers/net/wireless/rsi/rsi_91x_mgmt.c @@ -953,6 +953,43 @@ int rsi_set_channel(struct rsi_common *common, u16 channel) } /** + * rsi_send_radio_params_update() - This function sends the radio + * parameters update to device + * @common: Pointer to the driver private structure. + * @channel: Channel value to be set. + * + * Return: 0 on success, corresponding error code on failure. + */ +int rsi_send_radio_params_update(struct rsi_common *common) +{ + struct rsi_mac_frame *cmd_frame; + struct sk_buff *skb = NULL; + + rsi_dbg(MGMT_TX_ZONE, + "%s: Sending Radio Params update frame\n", __func__); + + 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(RADIO_PARAMS_UPDATE); + cmd_frame->desc_word[3] = cpu_to_le16(BIT(0)); + + cmd_frame->desc_word[3] |= cpu_to_le16(common->tx_power << 8); + + skb_put(skb, FRAME_DESC_SZ); + + return rsi_send_internal_mgmt_frame(common, skb); +} + +/** * rsi_compare() - This function is used to compare two integers * @a: pointer to the first integer * @b: pointer to the second integer |
