staging: vt6656: struct vnt_usb_send_context context into vnt_get_duration_le

Removing priv, frame_length and need_ack

Signed-off-by: Malcolm Priestley <tvboxspy@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/staging/vt6656/rxtx.c b/drivers/staging/vt6656/rxtx.c
index 7c92d1b..4fc93f0 100644 (file)
--- a/drivers/staging/vt6656/rxtx.c
+++ b/drivers/staging/vt6656/rxtx.c
@@ -199,10 +199,13 @@ static __le16 vnt_get_duration_le(struct vnt_private *priv,
        return 0;
 }
 
-static __le16 vnt_get_rtscts_duration_le(struct vnt_private *priv, u8 dur_type,
-       u32 frame_length, u8 pkt_type, u16 rate, int need_ack)
+static __le16 vnt_get_rtscts_duration_le(struct vnt_usb_send_context *context,
+                                        u8 dur_type, u8 pkt_type, u16 rate)
 {
+       struct vnt_private *priv = context->priv;
        u32 cts_time = 0, dur_time = 0;
+       u32 frame_length = context->frame_len;
+       u8 need_ack = context->need_ack;
 
        switch (dur_type) {
        case RTSDUR_BB:
@@ -399,22 +402,23 @@ static u16 vnt_rxtx_rts_g_head(struct vnt_usb_send_context *tx_context,
                               struct vnt_rts_g *buf)
 {
        struct vnt_private *priv = tx_context->priv;
-       u32 frame_len = tx_context->frame_len;
        u16 rts_frame_len = 20;
        u16 current_rate = tx_context->tx_rate;
-       u8 need_ack = tx_context->need_ack;
 
        vnt_get_phy_field(priv, rts_frame_len, priv->top_cck_basic_rate,
                PK_TYPE_11B, &buf->b);
        vnt_get_phy_field(priv, rts_frame_len, priv->top_ofdm_basic_rate,
                          tx_context->pkt_type, &buf->a);
 
-       buf->duration_bb = vnt_get_rtscts_duration_le(priv, RTSDUR_BB,
-               frame_len, PK_TYPE_11B, priv->top_cck_basic_rate, need_ack);
-       buf->duration_aa = vnt_get_rtscts_duration_le(priv, RTSDUR_AA,
-               frame_len, tx_context->pkt_type, current_rate, need_ack);
-       buf->duration_ba = vnt_get_rtscts_duration_le(priv, RTSDUR_BA,
-               frame_len, tx_context->pkt_type, current_rate, need_ack);
+       buf->duration_bb = vnt_get_rtscts_duration_le(tx_context, RTSDUR_BB,
+                                                     PK_TYPE_11B,
+                                                     priv->top_cck_basic_rate);
+       buf->duration_aa = vnt_get_rtscts_duration_le(tx_context, RTSDUR_AA,
+                                                     tx_context->pkt_type,
+                                                     current_rate);
+       buf->duration_ba = vnt_get_rtscts_duration_le(tx_context, RTSDUR_BA,
+                                                     tx_context->pkt_type,
+                                                     current_rate);
 
        vnt_fill_ieee80211_rts(tx_context, &buf->data, buf->duration_aa);
 
@@ -425,31 +429,40 @@ static u16 vnt_rxtx_rts_g_fb_head(struct vnt_usb_send_context *tx_context,
                                  struct vnt_rts_g_fb *buf)
 {
        struct vnt_private *priv = tx_context->priv;
-       u32 frame_len = tx_context->frame_len;
        u16 current_rate = tx_context->tx_rate;
        u16 rts_frame_len = 20;
-       u8 need_ack = tx_context->need_ack;
 
        vnt_get_phy_field(priv, rts_frame_len, priv->top_cck_basic_rate,
                PK_TYPE_11B, &buf->b);
        vnt_get_phy_field(priv, rts_frame_len, priv->top_ofdm_basic_rate,
                          tx_context->pkt_type, &buf->a);
 
-       buf->duration_bb = vnt_get_rtscts_duration_le(priv, RTSDUR_BB,
-               frame_len, PK_TYPE_11B, priv->top_cck_basic_rate, need_ack);
-       buf->duration_aa = vnt_get_rtscts_duration_le(priv, RTSDUR_AA,
-               frame_len, tx_context->pkt_type, current_rate, need_ack);
-       buf->duration_ba = vnt_get_rtscts_duration_le(priv, RTSDUR_BA,
-               frame_len, tx_context->pkt_type, current_rate, need_ack);
-
-       buf->rts_duration_ba_f0 = vnt_get_rtscts_duration_le(priv, RTSDUR_BA_F0,
-               frame_len, tx_context->pkt_type, priv->tx_rate_fb0, need_ack);
-       buf->rts_duration_aa_f0 = vnt_get_rtscts_duration_le(priv, RTSDUR_AA_F0,
-               frame_len, tx_context->pkt_type, priv->tx_rate_fb0, need_ack);
-       buf->rts_duration_ba_f1 = vnt_get_rtscts_duration_le(priv, RTSDUR_BA_F1,
-               frame_len, tx_context->pkt_type, priv->tx_rate_fb1, need_ack);
-       buf->rts_duration_aa_f1 = vnt_get_rtscts_duration_le(priv, RTSDUR_AA_F1,
-               frame_len, tx_context->pkt_type, priv->tx_rate_fb1, need_ack);
+       buf->duration_bb = vnt_get_rtscts_duration_le(tx_context, RTSDUR_BB,
+                                                     PK_TYPE_11B,
+                                                     priv->top_cck_basic_rate);
+       buf->duration_aa = vnt_get_rtscts_duration_le(tx_context, RTSDUR_AA,
+                                                     tx_context->pkt_type,
+                                                     current_rate);
+       buf->duration_ba = vnt_get_rtscts_duration_le(tx_context, RTSDUR_BA,
+                                                     tx_context->pkt_type,
+                                                     current_rate);
+
+       buf->rts_duration_ba_f0 =
+               vnt_get_rtscts_duration_le(tx_context, RTSDUR_BA_F0,
+                                          tx_context->pkt_type,
+                                          priv->tx_rate_fb0);
+       buf->rts_duration_aa_f0 =
+               vnt_get_rtscts_duration_le(tx_context, RTSDUR_AA_F0,
+                                          tx_context->pkt_type,
+                                          priv->tx_rate_fb0);
+       buf->rts_duration_ba_f1 =
+               vnt_get_rtscts_duration_le(tx_context, RTSDUR_BA_F1,
+                                          tx_context->pkt_type,
+                                          priv->tx_rate_fb1);
+       buf->rts_duration_aa_f1 =
+               vnt_get_rtscts_duration_le(tx_context, RTSDUR_AA_F1,
+                                          tx_context->pkt_type,
+                                          priv->tx_rate_fb1);
 
        vnt_fill_ieee80211_rts(tx_context, &buf->data, buf->duration_aa);
 
@@ -460,18 +473,15 @@ static u16 vnt_rxtx_rts_ab_head(struct vnt_usb_send_context *tx_context,
                                struct vnt_rts_ab *buf)
 {
        struct vnt_private *priv = tx_context->priv;
-       u32 frame_len = tx_context->frame_len;
        u16 current_rate = tx_context->tx_rate;
        u16 rts_frame_len = 20;
-       u8 need_ack = tx_context->need_ack;
-
 
        vnt_get_phy_field(priv, rts_frame_len, priv->top_ofdm_basic_rate,
                          tx_context->pkt_type, &buf->ab);
 
-       buf->duration = vnt_get_rtscts_duration_le(priv, RTSDUR_AA, frame_len,
+       buf->duration = vnt_get_rtscts_duration_le(tx_context, RTSDUR_AA,
                                                   tx_context->pkt_type,
-                                                  current_rate, need_ack);
+                                                  current_rate);
 
        vnt_fill_ieee80211_rts(tx_context, &buf->data, buf->duration);
 
@@ -482,23 +492,25 @@ static u16 vnt_rxtx_rts_a_fb_head(struct vnt_usb_send_context *tx_context,
                                  struct vnt_rts_a_fb *buf)
 {
        struct vnt_private *priv = tx_context->priv;
-       u32 frame_len = tx_context->frame_len;
        u16 current_rate = tx_context->tx_rate;
        u16 rts_frame_len = 20;
-       u8 need_ack = tx_context->need_ack;
 
        vnt_get_phy_field(priv, rts_frame_len,
                priv->top_ofdm_basic_rate, tx_context->pkt_type, &buf->a);
 
-       buf->duration = vnt_get_rtscts_duration_le(priv, RTSDUR_AA, frame_len,
+       buf->duration = vnt_get_rtscts_duration_le(tx_context, RTSDUR_AA,
                                                   tx_context->pkt_type,
-                                                  current_rate, need_ack);
+                                                  current_rate);
 
-       buf->rts_duration_f0 = vnt_get_rtscts_duration_le(priv, RTSDUR_AA_F0,
-               frame_len, tx_context->pkt_type, priv->tx_rate_fb0, need_ack);
+       buf->rts_duration_f0 =
+               vnt_get_rtscts_duration_le(tx_context, RTSDUR_AA_F0,
+                                          tx_context->pkt_type,
+                                          priv->tx_rate_fb0);
 
-       buf->rts_duration_f1 = vnt_get_rtscts_duration_le(priv, RTSDUR_AA_F1,
-               frame_len, tx_context->pkt_type, priv->tx_rate_fb1, need_ack);
+       buf->rts_duration_f1 =
+               vnt_get_rtscts_duration_le(tx_context, RTSDUR_AA_F1,
+                                          tx_context->pkt_type,
+                                          priv->tx_rate_fb1);
 
        vnt_fill_ieee80211_rts(tx_context, &buf->data, buf->duration);
 
@@ -509,10 +521,8 @@ static u16 vnt_fill_cts_head(struct vnt_usb_send_context *tx_context,
        union vnt_tx_data_head *head)
 {
        struct vnt_private *priv = tx_context->priv;
-       u32 frame_len = tx_context->frame_len;
        u32 cts_frame_len = 14;
        u16 current_rate = tx_context->tx_rate;
-       u8 need_ack = tx_context->need_ack;
 
        if (!head)
                return 0;
@@ -523,17 +533,20 @@ static u16 vnt_fill_cts_head(struct vnt_usb_send_context *tx_context,
                /* Get SignalField,ServiceField,Length */
                vnt_get_phy_field(priv, cts_frame_len,
                        priv->top_cck_basic_rate, PK_TYPE_11B, &buf->b);
-               buf->duration_ba = vnt_get_rtscts_duration_le(priv, CTSDUR_BA,
-                       frame_len, tx_context->pkt_type,
-                       current_rate, need_ack);
+               buf->duration_ba =
+                       vnt_get_rtscts_duration_le(tx_context, CTSDUR_BA,
+                                                  tx_context->pkt_type,
+                                                  current_rate);
                /* Get CTSDuration_ba_f0 */
-               buf->cts_duration_ba_f0 = vnt_get_rtscts_duration_le(priv,
-                       CTSDUR_BA_F0, frame_len, tx_context->pkt_type,
-                       priv->tx_rate_fb0, need_ack);
+               buf->cts_duration_ba_f0 =
+                       vnt_get_rtscts_duration_le(tx_context, CTSDUR_BA_F0,
+                                                  tx_context->pkt_type,
+                                                  priv->tx_rate_fb0);
                /* Get CTSDuration_ba_f1 */
-               buf->cts_duration_ba_f1 = vnt_get_rtscts_duration_le(priv,
-                       CTSDUR_BA_F1, frame_len, tx_context->pkt_type,
-                       priv->tx_rate_fb1, need_ack);
+               buf->cts_duration_ba_f1 =
+                       vnt_get_rtscts_duration_le(tx_context, CTSDUR_BA_F1,
+                                                  tx_context->pkt_type,
+                                                  priv->tx_rate_fb1);
                /* Get CTS Frame body */
                buf->data.duration = buf->duration_ba;
                buf->data.frame_control =
@@ -548,9 +561,10 @@ static u16 vnt_fill_cts_head(struct vnt_usb_send_context *tx_context,
                vnt_get_phy_field(priv, cts_frame_len,
                        priv->top_cck_basic_rate, PK_TYPE_11B, &buf->b);
                /* Get CTSDuration_ba */
-               buf->duration_ba = vnt_get_rtscts_duration_le(priv,
-                       CTSDUR_BA, frame_len, tx_context->pkt_type,
-                       current_rate, need_ack);
+               buf->duration_ba =
+                       vnt_get_rtscts_duration_le(tx_context, CTSDUR_BA,
+                                                  tx_context->pkt_type,
+                                                  current_rate);
                /*Get CTS Frame body*/
                buf->data.duration = buf->duration_ba;
                buf->data.frame_control =