2020-04-23 20:27:10

by Malcolm Priestley

[permalink] [raw]
Subject: [PATCH] staging: vt6656: rxtx: remove duration_id and void returns.

duration_id is not used by driver anymore so remove the returns
and set all functions in path to void.

Signed-off-by: Malcolm Priestley <[email protected]>
---
drivers/staging/vt6656/rxtx.c | 78 ++++++++++++++++-------------------
1 file changed, 36 insertions(+), 42 deletions(-)

diff --git a/drivers/staging/vt6656/rxtx.c b/drivers/staging/vt6656/rxtx.c
index 335ef4fd104f..7e15534e52ff 100644
--- a/drivers/staging/vt6656/rxtx.c
+++ b/drivers/staging/vt6656/rxtx.c
@@ -327,8 +327,8 @@ static u16 vnt_mac_hdr_pos(struct vnt_usb_send_context *tx_context,
return (u16)(hdr_pos - head);
}

-static u16 vnt_rxtx_datahead_g(struct vnt_usb_send_context *tx_context,
- struct vnt_tx_datahead_g *buf)
+static void vnt_rxtx_datahead_g(struct vnt_usb_send_context *tx_context,
+ struct vnt_tx_datahead_g *buf)
{
struct vnt_private *priv = tx_context->priv;
struct ieee80211_hdr *hdr =
@@ -349,12 +349,10 @@ static u16 vnt_rxtx_datahead_g(struct vnt_usb_send_context *tx_context,
priv->top_cck_basic_rate);

tx_context->tx_hdr_size = vnt_mac_hdr_pos(tx_context, &buf->hdr);
-
- return le16_to_cpu(buf->duration_a);
}

-static u16 vnt_rxtx_datahead_ab(struct vnt_usb_send_context *tx_context,
- struct vnt_tx_datahead_ab *buf)
+static void vnt_rxtx_datahead_ab(struct vnt_usb_send_context *tx_context,
+ struct vnt_tx_datahead_ab *buf)
{
struct vnt_private *priv = tx_context->priv;
struct ieee80211_hdr *hdr =
@@ -371,12 +369,10 @@ static u16 vnt_rxtx_datahead_ab(struct vnt_usb_send_context *tx_context,
buf->time_stamp_off = vnt_time_stamp_off(priv, rate);

tx_context->tx_hdr_size = vnt_mac_hdr_pos(tx_context, &buf->hdr);
-
- return le16_to_cpu(buf->duration);
}

-static int vnt_fill_ieee80211_rts(struct vnt_usb_send_context *tx_context,
- struct ieee80211_rts *rts, __le16 duration)
+static void vnt_fill_ieee80211_rts(struct vnt_usb_send_context *tx_context,
+ struct ieee80211_rts *rts, __le16 duration)
{
struct ieee80211_hdr *hdr =
(struct ieee80211_hdr *)tx_context->skb->data;
@@ -387,12 +383,10 @@ static int vnt_fill_ieee80211_rts(struct vnt_usb_send_context *tx_context,

ether_addr_copy(rts->ra, hdr->addr1);
ether_addr_copy(rts->ta, hdr->addr2);
-
- return 0;
}

-static u16 vnt_rxtx_rts_g_head(struct vnt_usb_send_context *tx_context,
- struct vnt_rts_g *buf)
+static void vnt_rxtx_rts_g_head(struct vnt_usb_send_context *tx_context,
+ struct vnt_rts_g *buf)
{
struct vnt_private *priv = tx_context->priv;
u16 rts_frame_len = 20;
@@ -415,11 +409,11 @@ 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, &buf->data_head);
+ vnt_rxtx_datahead_g(tx_context, &buf->data_head);
}

-static u16 vnt_rxtx_rts_ab_head(struct vnt_usb_send_context *tx_context,
- struct vnt_rts_ab *buf)
+static void vnt_rxtx_rts_ab_head(struct vnt_usb_send_context *tx_context,
+ struct vnt_rts_ab *buf)
{
struct vnt_private *priv = tx_context->priv;
u16 current_rate = tx_context->tx_rate;
@@ -434,11 +428,11 @@ 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, &buf->data_head);
+ vnt_rxtx_datahead_ab(tx_context, &buf->data_head);
}

-static u16 vnt_fill_cts_head(struct vnt_usb_send_context *tx_context,
- union vnt_tx_data_head *head)
+static void vnt_fill_cts_head(struct vnt_usb_send_context *tx_context,
+ union vnt_tx_data_head *head)
{
struct vnt_private *priv = tx_context->priv;
struct vnt_cts *buf = &head->cts_g;
@@ -460,11 +454,11 @@ static u16 vnt_fill_cts_head(struct vnt_usb_send_context *tx_context,

ether_addr_copy(buf->data.ra, priv->current_net_addr);

- return vnt_rxtx_datahead_g(tx_context, &buf->data_head);
+ vnt_rxtx_datahead_g(tx_context, &buf->data_head);
}

-static u16 vnt_rxtx_rts(struct vnt_usb_send_context *tx_context,
- union vnt_tx_head *tx_head, bool need_mic)
+static void vnt_rxtx_rts(struct vnt_usb_send_context *tx_context,
+ union vnt_tx_head *tx_head, bool need_mic)
{
struct vnt_private *priv = tx_context->priv;
struct vnt_rrv_time_rts *buf = &tx_head->tx_rts.rts;
@@ -489,11 +483,11 @@ static u16 vnt_rxtx_rts(struct vnt_usb_send_context *tx_context,
if (need_mic)
head = &tx_head->tx_rts.tx.mic.head;

- return vnt_rxtx_rts_g_head(tx_context, &head->rts_g);
+ vnt_rxtx_rts_g_head(tx_context, &head->rts_g);
}

-static u16 vnt_rxtx_cts(struct vnt_usb_send_context *tx_context,
- union vnt_tx_head *tx_head, bool need_mic)
+static void vnt_rxtx_cts(struct vnt_usb_send_context *tx_context,
+ union vnt_tx_head *tx_head, bool need_mic)
{
struct vnt_private *priv = tx_context->priv;
struct vnt_rrv_time_cts *buf = &tx_head->tx_cts.cts;
@@ -513,11 +507,12 @@ static u16 vnt_rxtx_cts(struct vnt_usb_send_context *tx_context,
if (need_mic)
head = &tx_head->tx_cts.tx.mic.head;

- return vnt_fill_cts_head(tx_context, head);
+ vnt_fill_cts_head(tx_context, head);
}

-static u16 vnt_rxtx_ab(struct vnt_usb_send_context *tx_context,
- union vnt_tx_head *tx_head, bool need_rts, bool need_mic)
+static void vnt_rxtx_ab(struct vnt_usb_send_context *tx_context,
+ union vnt_tx_head *tx_head,
+ bool need_rts, bool need_mic)
{
struct vnt_private *priv = tx_context->priv;
struct vnt_rrv_time_ab *buf = &tx_head->tx_ab.ab;
@@ -540,16 +535,16 @@ static u16 vnt_rxtx_ab(struct vnt_usb_send_context *tx_context,
buf->rts_rrv_time = vnt_get_rtscts_rsvtime_le(priv, 2,
tx_context->pkt_type, frame_len, current_rate);

- return vnt_rxtx_rts_ab_head(tx_context, &head->rts_ab);
+ vnt_rxtx_rts_ab_head(tx_context, &head->rts_ab);
}

- return vnt_rxtx_datahead_ab(tx_context, &head->data_head_ab);
+ vnt_rxtx_datahead_ab(tx_context, &head->data_head_ab);
}

-static u16 vnt_generate_tx_parameter(struct vnt_usb_send_context *tx_context,
- struct vnt_tx_buffer *tx_buffer,
- struct vnt_mic_hdr **mic_hdr, u32 need_mic,
- bool need_rts)
+static void vnt_generate_tx_parameter(struct vnt_usb_send_context *tx_context,
+ struct vnt_tx_buffer *tx_buffer,
+ struct vnt_mic_hdr **mic_hdr,
+ u32 need_mic, bool need_rts)
{
if (tx_context->pkt_type == PK_TYPE_11GB ||
tx_context->pkt_type == PK_TYPE_11GA) {
@@ -558,20 +553,19 @@ static u16 vnt_generate_tx_parameter(struct vnt_usb_send_context *tx_context,
*mic_hdr =
&tx_buffer->tx_head.tx_rts.tx.mic.hdr;

- return vnt_rxtx_rts(tx_context, &tx_buffer->tx_head,
- need_mic);
+ vnt_rxtx_rts(tx_context, &tx_buffer->tx_head, 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, need_mic);
+ vnt_rxtx_cts(tx_context, &tx_buffer->tx_head, 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, need_rts, need_mic);
+ vnt_rxtx_ab(tx_context, &tx_buffer->tx_head, need_rts, need_mic);
}

static void vnt_fill_txkey(struct vnt_usb_send_context *tx_context,
@@ -658,7 +652,7 @@ 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;
- u16 tx_bytes, tx_header_size, tx_body_size, duration_id;
+ u16 tx_bytes, tx_header_size, tx_body_size;
u8 pkt_type;
bool need_rts = false;
bool need_mic = false;
@@ -772,8 +766,8 @@ int vnt_tx_packet(struct vnt_private *priv, struct sk_buff *skb)

tx_buffer_head->current_rate = cpu_to_le16(rate->hw_value);

- duration_id = vnt_generate_tx_parameter(tx_context, tx_buffer, &mic_hdr,
- need_mic, need_rts);
+ vnt_generate_tx_parameter(tx_context, tx_buffer, &mic_hdr,
+ need_mic, need_rts);

tx_header_size = tx_context->tx_hdr_size;
if (!tx_header_size) {
--
2.25.1


2020-04-25 10:27:14

by Malcolm Priestley

[permalink] [raw]
Subject: Re: [PATCH] staging: vt6656: rxtx: remove duration_id and void returns.

Drop this patch there is a mistake in it.

Regards

Malcolm