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rsi: RTS threshold configuration 

Provision is added for configuring RTS threshold by sending
vap dynamic update frame to firmware.

Signed-off-by: Karun Eagalapati <karun256@gmail.com>
Signed-off-by: Amitkumar Karwar <amit.karwar@redpinesignals.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
This commit is contained in:
Karun Eagalapati 2017-08-03 19:59:04 +05:30 committed by Kalle Valo
parent 67c52a4daf
commit 80a88ecf3b
4 changed files with 55 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

9
drivers/net/wireless/rsi/rsi_91x_mac80211.c
View File

@ -497,6 +497,15 @@ static int rsi_mac80211_config(struct ieee80211_hw *hw,
spin_unlock_irqrestore(&adapter->ps_lock, flags);
}
/* RTS threshold */
if (changed & WIPHY_PARAM_RTS_THRESHOLD) {
rsi_dbg(INFO_ZONE, "RTS threshold\n");
if ((common->rts_threshold) <= IEEE80211_MAX_RTS_THRESHOLD) {
rsi_dbg(INFO_ZONE,
"%s: Sending vap updates....\n", __func__);
status = rsi_send_vap_dynamic_update(common);
}
}
mutex_unlock(&common->mutex);
return status;

31
drivers/net/wireless/rsi/rsi_91x_mgmt.c
View File

@ -1058,6 +1058,37 @@ int rsi_send_radio_params_update(struct rsi_common *common)
return rsi_send_internal_mgmt_frame(common, skb);
}
/* This function programs the threshold. */
int rsi_send_vap_dynamic_update(struct rsi_common *common)
{
struct sk_buff *skb;
struct rsi_dynamic_s *dynamic_frame;
rsi_dbg(MGMT_TX_ZONE,
"%s: Sending vap update indication frame\n", __func__);
skb = dev_alloc_skb(sizeof(struct rsi_dynamic_s));
if (!skb)
return -ENOMEM;
memset(skb->data, 0, sizeof(struct rsi_dynamic_s));
dynamic_frame = (struct rsi_dynamic_s *)skb->data;
rsi_set_len_qno(&dynamic_frame->desc_dword0.len_qno,
sizeof(dynamic_frame->frame_body), RSI_WIFI_MGMT_Q);
dynamic_frame->desc_dword0.frame_type = VAP_DYNAMIC_UPDATE;
dynamic_frame->desc_dword2.pkt_info =
cpu_to_le32(common->rts_threshold);
/* Beacon miss threshold */
dynamic_frame->frame_body.keep_alive_period =
cpu_to_le16(RSI_DEF_KEEPALIVE);
dynamic_frame->desc_dword3.sta_id = 0; /* vap id */
skb_put(skb, sizeof(struct rsi_dynamic_s));
return rsi_send_internal_mgmt_frame(common, skb);
}
/**
* rsi_compare() - This function is used to compare two integers
* @a: pointer to the first integer

1
drivers/net/wireless/rsi/rsi_main.h
View File

@ -58,6 +58,7 @@ extern __printf(2, 3) void rsi_dbg(u32 zone, const char *fmt, ...);
#define IEEE80211_ADDR_LEN 6
#define FRAME_DESC_SZ 16
#define MIN_802_11_HDR_LEN 24
#define RSI_DEF_KEEPALIVE 90
#define DATA_QUEUE_WATER_MARK 400
#define MIN_DATA_QUEUE_WATER_MARK 300

14
drivers/net/wireless/rsi/rsi_mgmt.h
View File

@ -239,6 +239,7 @@ enum cmd_frame_type {
CW_MODE_REQ,
PER_CMD_PKT,
ANT_SEL_FRAME = 0x20,
VAP_DYNAMIC_UPDATE = 0x27,
COMMON_DEV_CONFIG = 0x28,
RADIO_PARAMS_UPDATE = 0x29
};
@ -374,6 +375,18 @@ struct rsi_ant_sel_frame {
__le32 reserved2;
} __packed;
struct rsi_dynamic_s {
struct rsi_cmd_desc_dword0 desc_dword0;
struct rsi_cmd_desc_dword1 desc_dword1;
struct rsi_cmd_desc_dword2 desc_dword2;
struct rsi_cmd_desc_dword3 desc_dword3;
struct framebody {
__le16 data_rate;
__le16 mgmt_rate;
__le16 keep_alive_period;
} frame_body;
} __packed;
/* Key descriptor flags */
#define RSI_KEY_TYPE_BROADCAST BIT(1)
#define RSI_WEP_KEY BIT(2)
@ -585,6 +598,7 @@ int rsi_hal_load_key(struct rsi_common *common, u8 *data, u16 key_len,
u8 key_type, u8 key_id, u32 cipher);
int rsi_set_channel(struct rsi_common *common,
struct ieee80211_channel *channel);
int rsi_send_vap_dynamic_update(struct rsi_common *common);
int rsi_send_block_unblock_frame(struct rsi_common *common, bool event);
void rsi_inform_bss_status(struct rsi_common *common, u8 status,
const u8 *bssid, u8 qos_enable, u16 aid);