From: "pavani.muthyala" <pavani.muthyala@xxxxxxxxxxxxxxxxxx>
Currently this descriptor is prepared with the help of __le16
pointer. This patch makes use of a structure to prepare the
descriptor in a cleaner way.
Signed-off-by: pavani.muthyala <pavani.muthyala@xxxxxxxxxxxxxxxxxx>
Signed-off-by: Amitkumar Karwar <amit.karwar@xxxxxxxxxxxxxxxxxx>
---
drivers/net/wireless/rsi/rsi_91x_hal.c | 37 +++++++++++++++++-----------------
drivers/net/wireless/rsi/rsi_hal.h | 23 +++++++++++++++++++++
2 files changed, 41 insertions(+), 19 deletions(-)
diff --git a/drivers/net/wireless/rsi/rsi_91x_hal.c b/drivers/net/wireless/rsi/rsi_91x_hal.c
index 7c9224f..461352a 100644
--- a/drivers/net/wireless/rsi/rsi_91x_hal.c
+++ b/drivers/net/wireless/rsi/rsi_91x_hal.c
@@ -138,9 +138,9 @@ int rsi_send_mgmt_pkt(struct rsi_common *common,
struct ieee80211_bss_conf *bss;
struct ieee80211_hw *hw = adapter->hw;
struct ieee80211_conf *conf = &hw->conf;
+ struct rsi_mgmt_desc *mgmt_desc;
struct skb_info *tx_params;
int status = -E2BIG;
- __le16 *msg;
u8 extnd_size;
u8 vap_id = 0;
@@ -176,44 +176,43 @@ int rsi_send_mgmt_pkt(struct rsi_common *common,
skb_push(skb, FRAME_DESC_SZ);
memset(skb->data, 0, FRAME_DESC_SZ);
- msg = (__le16 *)skb->data;
+ mgmt_desc = (struct rsi_mgmt_desc *)skb->data;
if (skb->len > MAX_MGMT_PKT_SIZE) {
rsi_dbg(INFO_ZONE, "%s: Dropping mgmt pkt > 512\n", __func__);
goto err;
}
- msg[0] = cpu_to_le16((skb->len - FRAME_DESC_SZ) |
- (RSI_WIFI_MGMT_Q << 12));
- msg[1] = cpu_to_le16(TX_DOT11_MGMT);
- msg[2] = cpu_to_le16(MIN_802_11_HDR_LEN << 8);
- msg[3] = cpu_to_le16(RATE_INFO_ENABLE);
- msg[6] = cpu_to_le16(le16_to_cpu(wh->seq_ctrl) >> 4);
+ mgmt_desc->length = skb->len - FRAME_DESC_SZ;
+ mgmt_desc->q_num = RSI_WIFI_MGMT_Q;
+ mgmt_desc->frame_type = TX_DOT11_MGMT;
+ mgmt_desc->header_len = MIN_802_11_HDR_LEN;
+ mgmt_desc->info_cap |= cpu_to_le16(RATE_INFO_ENABLE);
+ mgmt_desc->seq_ctrl = cpu_to_le16(le16_to_cpu(wh->seq_ctrl) >> 4);
if (wh->addr1[0] & BIT(0))
- msg[3] |= cpu_to_le16(RSI_BROADCAST_PKT);
+ mgmt_desc->info_cap |= cpu_to_le16(RSI_BROADCAST_PKT);
if (common->band == NL80211_BAND_2GHZ)
- msg[4] = cpu_to_le16(RSI_11B_MODE);
+ mgmt_desc->rate_info = RSI_11B_MODE;
else
- msg[4] = cpu_to_le16((RSI_RATE_6 & 0x0f) | RSI_11G_MODE);
+ mgmt_desc->rate_info = (RSI_RATE_6 & 0x0f) | RSI_11G_MODE;
if (conf_is_ht40(conf)) {
- msg[4] = cpu_to_le16(0xB | RSI_11G_MODE);
- msg[5] = cpu_to_le16(0x6);
+ mgmt_desc->rate_info = 0xB | RSI_11G_MODE;
+ mgmt_desc->bbp_info = BBP_INFO_40MHZ;
}
/* Indicate to firmware to give cfm */
if ((skb->data[16] == IEEE80211_STYPE_PROBE_REQ) && (!bss->assoc)) {
- msg[1] |= cpu_to_le16(BIT(10));
- msg[7] = cpu_to_le16(PROBEREQ_CONFIRM);
+ mgmt_desc->misc_flags |= BIT(2);
+ mgmt_desc->cfm_frame_type = PROBEREQ_CONFIRM;
common->mgmt_q_block = true;
}
+ mgmt_desc->vap_info = vap_id << 8;
- msg[7] |= cpu_to_le16(vap_id << 8);
-
- status = adapter->host_intf_ops->write_pkt(common->priv, (u8 *)msg,
- skb->len);
+ status = adapter->host_intf_ops->write_pkt(common->priv,
+ (u8 *)mgmt_desc, skb->len);
if (status)
rsi_dbg(ERR_ZONE, "%s: Failed to write the packet\n", __func__);
diff --git a/drivers/net/wireless/rsi/rsi_hal.h b/drivers/net/wireless/rsi/rsi_hal.h
index 3179e86..921123e 100644
--- a/drivers/net/wireless/rsi/rsi_hal.h
+++ b/drivers/net/wireless/rsi/rsi_hal.h
@@ -99,6 +99,8 @@
#define RSI_DEV_OPMODE_WIFI_ALONE 1
#define RSI_DEV_COEX_MODE_WIFI_ALONE 1
+#define BBP_INFO_40MHZ 0x6
+
struct bl_header {
__le32 flags;
__le32 image_no;
@@ -112,6 +114,27 @@ struct ta_metadata {
unsigned int address;
};
+struct rsi_mgmt_desc {
+#ifdef __LITTLE_ENDIAN
+ u16 length : 12;
+ u16 q_num :4;
+#else
+ u16 q_num :4;
+ u16 length : 12;
+#endif
+ u8 frame_type;
+ u8 misc_flags;
+ u8 reserved1;
+ u8 header_len;
+ __le16 info_cap;
+ u8 rate_info;
+ u8 reserved2;
+ u16 bbp_info;
+ __le16 seq_ctrl;
+ u8 cfm_frame_type;
+ u8 vap_info;
+} __packed;
+
int rsi_hal_device_init(struct rsi_hw *adapter);
#endif
--
2.7.4
