qcacmn: Add change to get rid of unused tx descriptor pools

Out of 3 tx descriptor pools, only the first one is being
used currently. Getting rid of unused tx descriptor pools.

Change-Id: I4efc0fd88ce7dae104c6ee49149f78eac89a2654
CRs-Fixed: 2005582

wlan_cfg/wlan_cfg.c

@@ -40,8 +40,15 @@
 
 #define WLAN_CFG_NUM_TX_DESC  1024
 #define WLAN_CFG_NUM_TX_EXT_DESC 1024
+
+#ifdef TX_PER_PDEV_DESC_POOL
+#define WLAN_CFG_NUM_TX_DESC_POOL 	MAX_PDEV_CNT
+#define WLAN_CFG_NUM_TXEXT_DESC_POOL	MAX_PDEV_CNT
+#else
 #define WLAN_CFG_NUM_TX_DESC_POOL 3
 #define WLAN_CFG_NUM_TXEXT_DESC_POOL 3
+#endif /* TX_PER_PDEV_DESC_POOL */
+
 
 #define WLAN_CFG_TX_RING_MASK_0 0x1
 #define WLAN_CFG_TX_RING_MASK_1 0x2