qcacmn: Rx Sw Descriptor allocation should be configurable

To make Rx Software descriptor allocation configurable for each radio,
new ini variable is added.

Change-Id: Ifc5683629747a6fe8238c18448695abe91876ec5

dp/wifi3.0/dp_rx.h

@@ -36,23 +36,8 @@
 
 #ifdef QCA_HOST2FW_RXBUF_RING
 #define DP_WBM2SW_RBM HAL_RX_BUF_RBM_SW1_BM
-
-/**
- * For MCL cases, allocate as many RX descriptors as buffers in the SW2RXDMA
- * ring. This value may need to be tuned later.
- */
-#define DP_RX_DESC_ALLOC_MULTIPLIER 1
 #else
 #define DP_WBM2SW_RBM HAL_RX_BUF_RBM_SW3_BM
-
-/**
- * AP use cases need to allocate more RX Descriptors than the number of
- * entries avaialable in the SW2RXDMA buffer replenish ring. This is to account
- * for frames sitting in REO queues, HW-HW DMA rings etc. Hence using a
- * multiplication factor of 3, to allocate three times as many RX descriptors
- * as RX buffers.
- */
-#define DP_RX_DESC_ALLOC_MULTIPLIER 3
 #endif /* QCA_HOST2FW_RXBUF_RING */
 
 #define RX_BUFFER_RESERVATION   0