From: Malcolm Priestley Date: Sun, 20 Jul 2014 14:33:33 +0000 (+0100) Subject: staging: vt6656: rxtx move frame_len/size into vnt_usb_send_context as frame_len X-Git-Tag: v3.17-rc1~123^2~403 X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=0f5567cb2f0d71e89badd1b090b3e0693b71d860;p=karo-tx-linux.git staging: vt6656: rxtx move frame_len/size into vnt_usb_send_context as frame_len Removing frame_len and frame_size from function declarations Signed-off-by: Malcolm Priestley Signed-off-by: Greg Kroah-Hartman --- diff --git a/drivers/staging/vt6656/device.h b/drivers/staging/vt6656/device.h index 9d4287773355..d3c36af30186 100644 --- a/drivers/staging/vt6656/device.h +++ b/drivers/staging/vt6656/device.h @@ -232,6 +232,7 @@ struct vnt_usb_send_context { struct urb *urb; struct ieee80211_hdr *hdr; unsigned int buf_len; + u32 frame_len; u16 tx_hdr_size; u8 type; u8 pkt_no; diff --git a/drivers/staging/vt6656/rxtx.c b/drivers/staging/vt6656/rxtx.c index 81086abf8dd2..163bb1a55165 100644 --- a/drivers/staging/vt6656/rxtx.c +++ b/drivers/staging/vt6656/rxtx.c @@ -254,13 +254,13 @@ static u16 vnt_mac_hdr_pos(struct vnt_usb_send_context *tx_context, } static u16 vnt_rxtx_datahead_g(struct vnt_usb_send_context *tx_context, - u16 rate, struct vnt_tx_datahead_g *buf, - u32 frame_len) + u16 rate, struct vnt_tx_datahead_g *buf) { struct vnt_private *priv = tx_context->priv; struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)tx_context->skb->data; + u32 frame_len = tx_context->frame_len; u8 need_ack = tx_context->need_ack; /* Get SignalField,ServiceField,Length */ @@ -291,10 +291,10 @@ static u16 vnt_rxtx_datahead_g(struct vnt_usb_send_context *tx_context, } static u16 vnt_rxtx_datahead_g_fb(struct vnt_usb_send_context *tx_context, - u16 rate, struct vnt_tx_datahead_g_fb *buf, - u32 frame_len) + u16 rate, struct vnt_tx_datahead_g_fb *buf) { struct vnt_private *priv = tx_context->priv; + u32 frame_len = tx_context->frame_len; u8 need_ack = tx_context->need_ack; /* Get SignalField,ServiceField,Length */ @@ -323,12 +323,12 @@ static u16 vnt_rxtx_datahead_g_fb(struct vnt_usb_send_context *tx_context, } static u16 vnt_rxtx_datahead_a_fb(struct vnt_usb_send_context *tx_context, - u16 rate, struct vnt_tx_datahead_a_fb *buf, - u32 frame_len) + u16 rate, struct vnt_tx_datahead_a_fb *buf) { struct vnt_private *priv = tx_context->priv; u8 pkt_type = tx_context->pkt_type; u8 need_ack = tx_context->need_ack; + u32 frame_len = tx_context->frame_len; /* Get SignalField,ServiceField,Length */ vnt_get_phy_field(priv, frame_len, rate, pkt_type, &buf->a); @@ -346,12 +346,12 @@ static u16 vnt_rxtx_datahead_a_fb(struct vnt_usb_send_context *tx_context, } static u16 vnt_rxtx_datahead_ab(struct vnt_usb_send_context *tx_context, - u16 rate, struct vnt_tx_datahead_ab *buf, - u32 frame_len) + u16 rate, struct vnt_tx_datahead_ab *buf) { struct vnt_private *priv = tx_context->priv; struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)tx_context->skb->data; + u32 frame_len = tx_context->frame_len; u8 need_ack = tx_context->need_ack; /* Get SignalField,ServiceField,Length */ @@ -392,13 +392,13 @@ static int vnt_fill_ieee80211_rts(struct vnt_usb_send_context *tx_context, } static u16 vnt_rxtx_rts_g_head(struct vnt_usb_send_context *tx_context, - struct vnt_rts_g *buf, u32 frame_len, u16 current_rate) + struct vnt_rts_g *buf, u16 current_rate) { struct vnt_private *priv = tx_context->priv; + u32 frame_len = tx_context->frame_len; 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, @@ -413,14 +413,14 @@ static u16 vnt_rxtx_rts_g_head(struct vnt_usb_send_context *tx_context, vnt_fill_ieee80211_rts(tx_context, &buf->data, buf->duration_aa); - return vnt_rxtx_datahead_g(tx_context, current_rate, &buf->data_head, - frame_len); + return vnt_rxtx_datahead_g(tx_context, current_rate, &buf->data_head); } static u16 vnt_rxtx_rts_g_fb_head(struct vnt_usb_send_context *tx_context, - struct vnt_rts_g_fb *buf, u32 frame_len, u16 current_rate) + struct vnt_rts_g_fb *buf, u16 current_rate) { struct vnt_private *priv = tx_context->priv; + u32 frame_len = tx_context->frame_len; u16 rts_frame_len = 20; u8 need_ack = tx_context->need_ack; @@ -448,14 +448,15 @@ static u16 vnt_rxtx_rts_g_fb_head(struct vnt_usb_send_context *tx_context, vnt_fill_ieee80211_rts(tx_context, &buf->data, buf->duration_aa); - return vnt_rxtx_datahead_g_fb(tx_context, current_rate, &buf->data_head, - frame_len); + return vnt_rxtx_datahead_g_fb(tx_context, + current_rate, &buf->data_head); } static u16 vnt_rxtx_rts_ab_head(struct vnt_usb_send_context *tx_context, - struct vnt_rts_ab *buf, u32 frame_len, u16 current_rate) + struct vnt_rts_ab *buf, u16 current_rate) { struct vnt_private *priv = tx_context->priv; + u32 frame_len = tx_context->frame_len; u16 rts_frame_len = 20; u8 need_ack = tx_context->need_ack; @@ -470,13 +471,14 @@ static u16 vnt_rxtx_rts_ab_head(struct vnt_usb_send_context *tx_context, vnt_fill_ieee80211_rts(tx_context, &buf->data, buf->duration); return vnt_rxtx_datahead_ab(tx_context, current_rate, - &buf->data_head, frame_len); + &buf->data_head); } static u16 vnt_rxtx_rts_a_fb_head(struct vnt_usb_send_context *tx_context, - struct vnt_rts_a_fb *buf, u32 frame_len, u16 current_rate) + struct vnt_rts_a_fb *buf, u16 current_rate) { struct vnt_private *priv = tx_context->priv; + u32 frame_len = tx_context->frame_len; u16 rts_frame_len = 20; u8 need_ack = tx_context->need_ack; @@ -496,18 +498,18 @@ static u16 vnt_rxtx_rts_a_fb_head(struct vnt_usb_send_context *tx_context, vnt_fill_ieee80211_rts(tx_context, &buf->data, buf->duration); - return vnt_rxtx_datahead_a_fb(tx_context, current_rate, &buf->data_head, - frame_len); + return vnt_rxtx_datahead_a_fb(tx_context, + current_rate, &buf->data_head); } static u16 vnt_fill_cts_head(struct vnt_usb_send_context *tx_context, - union vnt_tx_data_head *head, u32 frame_len, u16 current_rate) + union vnt_tx_data_head *head, u16 current_rate) { struct vnt_private *priv = tx_context->priv; + u32 frame_len = tx_context->frame_len; u32 cts_frame_len = 14; u8 need_ack = tx_context->need_ack; - if (!head) return 0; @@ -536,7 +538,7 @@ static u16 vnt_fill_cts_head(struct vnt_usb_send_context *tx_context, memcpy(buf->data.ra, priv->current_net_addr, ETH_ALEN); return vnt_rxtx_datahead_g_fb(tx_context, current_rate, - &buf->data_head, frame_len); + &buf->data_head); } else { struct vnt_cts *buf = &head->cts_g; /* Get SignalField,ServiceField,Length */ @@ -554,32 +556,33 @@ static u16 vnt_fill_cts_head(struct vnt_usb_send_context *tx_context, memcpy(buf->data.ra, priv->current_net_addr, ETH_ALEN); return vnt_rxtx_datahead_g(tx_context, current_rate, - &buf->data_head, frame_len); + &buf->data_head); } return 0; } static u16 vnt_rxtx_rts(struct vnt_usb_send_context *tx_context, - union vnt_tx_head *tx_head, u32 frame_size, + union vnt_tx_head *tx_head, u16 current_rate, bool need_mic) { struct vnt_private *priv = tx_context->priv; struct vnt_rrv_time_rts *buf = &tx_head->tx_rts.rts; union vnt_tx_data_head *head = &tx_head->tx_rts.tx.head; + u32 frame_len = tx_context->frame_len; u8 need_ack = tx_context->need_ack; buf->rts_rrv_time_aa = vnt_get_rtscts_rsvtime_le(priv, 2, - tx_context->pkt_type, frame_size, current_rate); + tx_context->pkt_type, frame_len, current_rate); buf->rts_rrv_time_ba = vnt_get_rtscts_rsvtime_le(priv, 1, - tx_context->pkt_type, frame_size, current_rate); + tx_context->pkt_type, frame_len, current_rate); buf->rts_rrv_time_bb = vnt_get_rtscts_rsvtime_le(priv, 0, - tx_context->pkt_type, frame_size, current_rate); + tx_context->pkt_type, frame_len, current_rate); buf->rrv_time_a = vnt_rxtx_rsvtime_le16(priv, tx_context->pkt_type, - frame_size, current_rate, + frame_len, current_rate, need_ack); - buf->rrv_time_b = vnt_rxtx_rsvtime_le16(priv, PK_TYPE_11B, frame_size, + buf->rrv_time_b = vnt_rxtx_rsvtime_le16(priv, PK_TYPE_11B, frame_len, priv->top_cck_basic_rate, need_ack); if (need_mic) @@ -587,48 +590,47 @@ static u16 vnt_rxtx_rts(struct vnt_usb_send_context *tx_context, if (tx_context->fb_option) return vnt_rxtx_rts_g_fb_head(tx_context, &head->rts_g_fb, - frame_size, current_rate); + current_rate); - return vnt_rxtx_rts_g_head(tx_context, &head->rts_g, frame_size, - current_rate); + return vnt_rxtx_rts_g_head(tx_context, &head->rts_g, current_rate); } static u16 vnt_rxtx_cts(struct vnt_usb_send_context *tx_context, - union vnt_tx_head *tx_head, u32 frame_size, - u16 current_rate, bool need_mic) + union vnt_tx_head *tx_head, u16 current_rate, bool need_mic) { struct vnt_private *priv = tx_context->priv; struct vnt_rrv_time_cts *buf = &tx_head->tx_cts.cts; union vnt_tx_data_head *head = &tx_head->tx_cts.tx.head; + u32 frame_len = tx_context->frame_len; u8 need_ack = tx_context->need_ack; - buf->rrv_time_a = vnt_rxtx_rsvtime_le16(priv, tx_context->pkt_type, - frame_size, current_rate, need_ack); + frame_len, current_rate, need_ack); buf->rrv_time_b = vnt_rxtx_rsvtime_le16(priv, PK_TYPE_11B, - frame_size, priv->top_cck_basic_rate, need_ack); + frame_len, priv->top_cck_basic_rate, need_ack); buf->cts_rrv_time_ba = vnt_get_rtscts_rsvtime_le(priv, 3, - tx_context->pkt_type, frame_size, current_rate); + tx_context->pkt_type, frame_len, current_rate); if (need_mic) head = &tx_head->tx_cts.tx.mic.head; /* Fill CTS */ - return vnt_fill_cts_head(tx_context, head, frame_size, current_rate); + return vnt_fill_cts_head(tx_context, head, current_rate); } static u16 vnt_rxtx_ab(struct vnt_usb_send_context *tx_context, - union vnt_tx_head *tx_head, u32 frame_size, + union vnt_tx_head *tx_head, u16 current_rate, bool need_rts, bool need_mic) { struct vnt_private *priv = tx_context->priv; struct vnt_rrv_time_ab *buf = &tx_head->tx_ab.ab; union vnt_tx_data_head *head = &tx_head->tx_ab.tx.head; + u32 frame_len = tx_context->frame_len; u8 need_ack = tx_context->need_ack; buf->rrv_time = vnt_rxtx_rsvtime_le16(priv, tx_context->pkt_type, - frame_size, current_rate, need_ack); + frame_len, current_rate, need_ack); if (need_mic) head = &tx_head->tx_ab.tx.mic.head; @@ -636,33 +638,32 @@ static u16 vnt_rxtx_ab(struct vnt_usb_send_context *tx_context, if (need_rts) { if (tx_context->pkt_type == PK_TYPE_11B) buf->rts_rrv_time = vnt_get_rtscts_rsvtime_le(priv, 0, - tx_context->pkt_type, frame_size, current_rate); + tx_context->pkt_type, frame_len, current_rate); else /* PK_TYPE_11A */ buf->rts_rrv_time = vnt_get_rtscts_rsvtime_le(priv, 2, - tx_context->pkt_type, frame_size, current_rate); + tx_context->pkt_type, frame_len, current_rate); if (tx_context->fb_option && tx_context->pkt_type == PK_TYPE_11A) return vnt_rxtx_rts_a_fb_head(tx_context, &head->rts_a_fb, - frame_size, current_rate); + current_rate); return vnt_rxtx_rts_ab_head(tx_context, &head->rts_ab, - frame_size, current_rate); + current_rate); } if (tx_context->pkt_type == PK_TYPE_11A) return vnt_rxtx_datahead_a_fb(tx_context, current_rate, - &head->data_head_a_fb, - frame_size); + &head->data_head_a_fb); return vnt_rxtx_datahead_ab(tx_context, current_rate, - &head->data_head_ab, frame_size); + &head->data_head_ab); } static u16 vnt_generate_tx_parameter(struct vnt_usb_send_context *tx_context, u16 current_rate, struct vnt_tx_buffer *tx_buffer, - struct vnt_mic_hdr **mic_hdr, u32 need_mic, u32 frame_size, + struct vnt_mic_hdr **mic_hdr, u32 need_mic, bool need_rts) { @@ -674,20 +675,20 @@ static u16 vnt_generate_tx_parameter(struct vnt_usb_send_context *tx_context, tx_head.tx_rts.tx.mic.hdr; return vnt_rxtx_rts(tx_context, &tx_buffer->tx_head, - frame_size, current_rate, need_mic); + current_rate, need_mic); } if (need_mic) *mic_hdr = &tx_buffer->tx_head.tx_cts.tx.mic.hdr; - return vnt_rxtx_cts(tx_context, &tx_buffer->tx_head, frame_size, + return vnt_rxtx_cts(tx_context, &tx_buffer->tx_head, current_rate, need_mic); } if (need_mic) *mic_hdr = &tx_buffer->tx_head.tx_ab.tx.mic.hdr; - return vnt_rxtx_ab(tx_context, &tx_buffer->tx_head, frame_size, + return vnt_rxtx_ab(tx_context, &tx_buffer->tx_head, current_rate, need_rts, need_mic); } @@ -772,7 +773,6 @@ int vnt_tx_packet(struct vnt_private *priv, struct sk_buff *skb) struct vnt_tx_fifo_head *tx_buffer_head; struct vnt_usb_send_context *tx_context; unsigned long flags; - u32 frame_size = 0; u16 tx_bytes, tx_header_size, tx_body_size, current_rate, duration_id; u8 pkt_type, fb_option = AUTO_FB_NONE; bool need_rts = false, is_pspoll = false; @@ -806,6 +806,7 @@ int vnt_tx_packet(struct vnt_private *priv, struct sk_buff *skb) tx_context->skb = skb; tx_context->pkt_type = pkt_type; tx_context->need_ack = false; + tx_context->frame_len = skb->len + 4; spin_unlock_irqrestore(&priv->lock, flags); @@ -813,8 +814,6 @@ int vnt_tx_packet(struct vnt_private *priv, struct sk_buff *skb) tx_buffer_head = &tx_buffer->fifo_head; tx_body_size = skb->len; - frame_size = tx_body_size + 4; - /*Set fifo controls */ if (pkt_type == PK_TYPE_11A) tx_buffer_head->wFIFOCtl = 0; @@ -880,7 +879,7 @@ int vnt_tx_packet(struct vnt_private *priv, struct sk_buff *skb) default: break; } - frame_size += tx_key->icv_len; + tx_context->frame_len += tx_key->icv_len; } tx_buffer_head->current_rate = cpu_to_le16(current_rate); @@ -912,7 +911,7 @@ int vnt_tx_packet(struct vnt_private *priv, struct sk_buff *skb) duration_id = vnt_generate_tx_parameter(tx_context, current_rate, tx_buffer, &mic_hdr, need_mic, - frame_size, need_rts); + need_rts); tx_header_size = tx_context->tx_hdr_size; if (!tx_header_size) {