The latest vendor code makes changes to uSIFS and uDIFS.
The orginal codes have been rearranged into a fall through switch
statement.
These reduce the time that device allows to TX packets and
improves throughput.
Signed-off-by: Malcolm Priestley <tvboxspy@xxxxxxxxx>
---
drivers/staging/vt6656/card.c | 30 ++++++++++++++++++++++++++++++
1 file changed, 30 insertions(+)
diff --git a/drivers/staging/vt6656/card.c b/drivers/staging/vt6656/card.c
index a5f8df1..ea06b63 100644
--- a/drivers/staging/vt6656/card.c
+++ b/drivers/staging/vt6656/card.c
@@ -408,6 +408,36 @@ void vnt_update_ifs(struct vnt_private *priv)
priv->uCwMax = C_CWMAX;
priv->uEIFS = C_EIFS;
+ switch (priv->byRFType) {
+ case RF_VT3226D0:
+ if (priv->byBBType != BB_TYPE_11B) {
+ priv->uSIFS -= 1;
+ priv->uDIFS -= 1;
+ break;
+ }
+ case RF_AIROHA7230:
+ case RF_AL2230:
+ case RF_AL2230S:
+ if (priv->byBBType != BB_TYPE_11B)
+ break;
+ case RF_RFMD2959:
+ case RF_VT3226:
+ case RF_VT3342A0:
+ priv->uSIFS -= 3;
+ priv->uDIFS -= 3;
+ break;
+ case RF_MAXIM2829:
+ if (priv->byBBType == BB_TYPE_11A) {
+ priv->uSIFS -= 5;
+ priv->uDIFS -= 5;
+ } else {
+ priv->uSIFS -= 2;
+ priv->uDIFS -= 2;
+ }
+
+ break;
+ }
+
data[0] = (u8)priv->uSIFS;
data[1] = (u8)priv->uDIFS;
data[2] = (u8)priv->uEIFS;
--
1.9.1
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