These functions are only used by rxtx so move them and their arrays
used with them abbreviating the function description.
Signed-off-by: Malcolm Priestley <tvbox...@gmail.com>
---
drivers/staging/vt6656/baseband.c | 139 ------------------------------
drivers/staging/vt6656/baseband.h | 13 ---
drivers/staging/vt6656/rxtx.c | 111 ++++++++++++++++++++++++
drivers/staging/vt6656/rxtx.h | 7 ++
4 files changed, 118 insertions(+), 152 deletions(-)
diff --git a/drivers/staging/vt6656/baseband.c
b/drivers/staging/vt6656/baseband.c
index d21a9cf0afe5..e7000bba644a 100644
--- a/drivers/staging/vt6656/baseband.c
+++ b/drivers/staging/vt6656/baseband.c
@@ -112,10 +112,6 @@ static u8 vnt_vt3184_vt3226d0[] = {
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 /* 0xff */
};
-static const u16 vnt_frame_time[MAX_RATE] = {
- 10, 20, 55, 110, 24, 36, 48, 72, 96, 144, 192, 216
-};
-
struct vnt_threshold {
u8 bb_pre_ed_rssi;
u8 cr_201;
@@ -196,141 +192,6 @@ static const struct vnt_threshold vt3342_vnt_threshold[]
= {
{41, 0xff, 0x00}
};
-static const u8 vnt_phy_signal[] = {
- 0x00, /* RATE_1M */
- 0x01, /* RATE_2M */
- 0x02, /* RATE_5M */
- 0x03, /* RATE_11M */
- 0x8b, /* RATE_6M */
- 0x8f, /* RATE_9M */
- 0x8a, /* RATE_12M */
- 0x8e, /* RATE_18M */
- 0x89, /* RATE_24M */
- 0x8d, /* RATE_36M */
- 0x88, /* RATE_48M */
- 0x8c /* RATE_54M */
-};
-
-/*
- * Description: Calculate data frame transmitting time
- *
- * Parameters:
- * In:
- * preamble_type - Preamble Type
- * pkt_type - PK_TYPE_11A, PK_TYPE_11B, PK_TYPE_11GB, PK_TYPE_11GA
- * frame_length - Baseband Type
- * tx_rate - Tx Rate
- * Out:
- *
- * Return Value: FrameTime
- *
- */
-unsigned int vnt_get_frame_time(u8 preamble_type, u8 pkt_type,
- unsigned int frame_length, u16 tx_rate)
-{
- unsigned int frame_time;
- unsigned int preamble;
- unsigned int rate;
-
- if (tx_rate > RATE_54M)
- return 0;
-
- rate = (unsigned int)vnt_frame_time[tx_rate];
-
- if (tx_rate <= RATE_11M) {
- if (preamble_type == PREAMBLE_SHORT)
- preamble = 96;
- else
- preamble = 192;
-
- frame_time = DIV_ROUND_UP(frame_length * 80, rate);
- return preamble + frame_time;
- }
-
- frame_time = DIV_ROUND_UP(frame_length * 8 + 22, rate);
- frame_time = frame_time * 4;
-
- if (pkt_type != PK_TYPE_11A)
- frame_time += 6;
- return 20 + frame_time;
-}
-
-/*
- * Description: Calculate Length, Service, and Signal fields of Phy for Tx
- *
- * Parameters:
- * In:
- * priv - Device Structure
- * frame_length - Tx Frame Length
- * tx_rate - Tx Rate
- * Out:
- * struct vnt_phy_field *phy
- * - pointer to Phy Length field
- * - pointer to Phy Service field
- * - pointer to Phy Signal field
- *
- * Return Value: none
- *
- */
-void vnt_get_phy_field(struct vnt_private *priv, u32 frame_length,
- u16 tx_rate, u8 pkt_type, struct vnt_phy_field *phy)
-{
- u32 bit_count;
- u32 count = 0;
- u32 tmp;
- int ext_bit;
- int i;
- u8 mask = 0;
- u8 preamble_type = priv->preamble_type;
-
- bit_count = frame_length * 8;
- ext_bit = false;
-
- switch (tx_rate) {
- case RATE_1M:
- count = bit_count;
- break;
- case RATE_2M:
- count = bit_count / 2;
- break;
- case RATE_5M:
- count = DIV_ROUND_UP(bit_count * 10, 55);
- break;
- case RATE_11M:
- count = bit_count / 11;
- tmp = count * 11;
-
- if (tmp != bit_count) {
- count++;
-
- if ((bit_count - tmp) <= 3)
- ext_bit = true;
- }
-
- break;
- }
-
- if (tx_rate > RATE_11M) {
- if (pkt_type == PK_TYPE_11A)
- mask = BIT(4);
- } else if (tx_rate > RATE_1M) {
- if (preamble_type == PREAMBLE_SHORT)
- mask = BIT(3);
- }
-
- i = tx_rate > RATE_54M ? RATE_54M : tx_rate;
- phy->signal = vnt_phy_signal[i] | mask;
- phy->service = 0x00;
-
- if (pkt_type == PK_TYPE_11B) {
- if (ext_bit)
- phy->service |= 0x80;
- phy->len = cpu_to_le16((u16)count);
- } else {
- phy->len = cpu_to_le16((u16)frame_length);
- }
-}
-
/*
* Description: Set Antenna mode
*
diff --git a/drivers/staging/vt6656/baseband.h
b/drivers/staging/vt6656/baseband.h
index dc42aa6ae1d9..ee7325d942fe 100644
--- a/drivers/staging/vt6656/baseband.h
+++ b/drivers/staging/vt6656/baseband.h
@@ -66,19 +66,6 @@
#define TOP_RATE_2M 0x00200000
#define TOP_RATE_1M 0x00100000
-/* Length, Service, and Signal fields of Phy for Tx */
-struct vnt_phy_field {
- u8 signal;
- u8 service;
- __le16 len;
-} __packed;
-
-unsigned int vnt_get_frame_time(u8 preamble_type, u8 pkt_type,
- unsigned int frame_length, u16 tx_rate);
-
-void vnt_get_phy_field(struct vnt_private *priv, u32 frame_length,
- u16 tx_rate, u8 pkt_type, struct vnt_phy_field *phy);
-
int vnt_set_short_slot_time(struct vnt_private *priv);
void vnt_set_vga_gain_offset(struct vnt_private *priv, u8 data);
int vnt_set_antenna_mode(struct vnt_private *priv, u8 antenna_mode);
diff --git a/drivers/staging/vt6656/rxtx.c b/drivers/staging/vt6656/rxtx.c
index 8363d54cd821..335ef4fd104f 100644
--- a/drivers/staging/vt6656/rxtx.c
+++ b/drivers/staging/vt6656/rxtx.c
@@ -45,6 +45,25 @@ static const u16 vnt_time_stampoff[2][MAX_RATE] = {
#define DATADUR_B 10
#define DATADUR_A 11
+static const u16 vnt_frame_time[MAX_RATE] = {
+ 10, 20, 55, 110, 24, 36, 48, 72, 96, 144, 192, 216
+};
+
+static const u8 vnt_phy_signal[] = {
+ 0x00, /* RATE_1M */
+ 0x01, /* RATE_2M */
+ 0x02, /* RATE_5M */
+ 0x03, /* RATE_11M */
+ 0x8b, /* RATE_6M */
+ 0x8f, /* RATE_9M */
+ 0x8a, /* RATE_12M */
+ 0x8e, /* RATE_18M */
+ 0x89, /* RATE_24M */
+ 0x8d, /* RATE_36M */
+ 0x88, /* RATE_48M */
+ 0x8c /* RATE_54M */
+};
+
static struct vnt_usb_send_context
*vnt_get_free_context(struct vnt_private *priv)
{
@@ -78,6 +97,98 @@ static struct vnt_usb_send_context
return NULL;
}
+/* Frame time for Tx */
+static unsigned int vnt_get_frame_time(u8 preamble_type, u8 pkt_type,
+ unsigned int frame_length, u16 tx_rate)
+{
+ unsigned int frame_time;
+ unsigned int preamble;
+ unsigned int rate;
+
+ if (tx_rate > RATE_54M)
+ return 0;
+
+ rate = (unsigned int)vnt_frame_time[tx_rate];
+
+ if (tx_rate <= RATE_11M) {
+ if (preamble_type == PREAMBLE_SHORT)
+ preamble = 96;
+ else
+ preamble = 192;
+
+ frame_time = DIV_ROUND_UP(frame_length * 80, rate);
+ return preamble + frame_time;
+ }
+
+ frame_time = DIV_ROUND_UP(frame_length * 8 + 22, rate);
+ frame_time = frame_time * 4;
+
+ if (pkt_type != PK_TYPE_11A)
+ frame_time += 6;
+ return 20 + frame_time;
+}
+
+/* Get Length, Service, and Signal fields of Phy for Tx */
+static void vnt_get_phy_field(struct vnt_private *priv, u32 frame_length,
+ u16 tx_rate, u8 pkt_type,
+ struct vnt_phy_field *phy)
+{
+ u32 bit_count;
+ u32 count = 0;
+ u32 tmp;
+ int ext_bit;
+ int i;
+ u8 mask = 0;
+ u8 preamble_type = priv->preamble_type;
+
+ bit_count = frame_length * 8;
+ ext_bit = false;
+
+ switch (tx_rate) {
+ case RATE_1M:
+ count = bit_count;
+ break;
+ case RATE_2M:
+ count = bit_count / 2;
+ break;
+ case RATE_5M:
+ count = DIV_ROUND_UP(bit_count * 10, 55);
+ break;
+ case RATE_11M:
+ count = bit_count / 11;
+ tmp = count * 11;
+
+ if (tmp != bit_count) {
+ count++;
+
+ if ((bit_count - tmp) <= 3)
+ ext_bit = true;
+ }
+
+ break;
+ }
+
+ if (tx_rate > RATE_11M) {
+ if (pkt_type == PK_TYPE_11A)
+ mask = BIT(4);
+ } else if (tx_rate > RATE_1M) {
+ if (preamble_type == PREAMBLE_SHORT)
+ mask = BIT(3);
+ }
+
+ i = tx_rate > RATE_54M ? RATE_54M : tx_rate;
+ phy->signal = vnt_phy_signal[i] | mask;
+ phy->service = 0x00;
+
+ if (pkt_type == PK_TYPE_11B) {
+ if (ext_bit)
+ phy->service |= 0x80;
+ phy->len = cpu_to_le16((u16)count);
+ } else {
+ phy->len = cpu_to_le16((u16)frame_length);
+ }
+}
+
static __le16 vnt_time_stamp_off(struct vnt_private *priv, u16 rate)
{
return cpu_to_le16(vnt_time_stampoff[priv->preamble_type % 2]
diff --git a/drivers/staging/vt6656/rxtx.h b/drivers/staging/vt6656/rxtx.h
index 0e6226af7d41..3c36a4b893dc 100644
--- a/drivers/staging/vt6656/rxtx.h
+++ b/drivers/staging/vt6656/rxtx.h
@@ -23,6 +23,13 @@
#define DEFAULT_MGN_LIFETIME_RES_64us 125 /* 64us */
#define DEFAULT_MSDU_LIFETIME_RES_64us 8000
+/* Length, Service, and Signal fields of Phy for Tx */
+struct vnt_phy_field {
+ u8 signal;
+ u8 service;
+ __le16 len;
+} __packed;
+
/* MIC HDR data header */
struct vnt_mic_hdr {
u8 id;
--
2.25.1
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