qcacmn: Support IPA WDI 3.0 with two tx pipes

Currently a set of IPA2TCL and WBM2IPA rings is used for
IPA TX data path. Issue is when wlan is configured as
SAP-SAP DBS mode, slow 2G traffic will consume much more
TX resources and thus 5G traffic will have starvation,
which leads to severe degradation of DBS KPI.

Therefore separate IPA2TCL (SW2TCL2) and WBM2IPA (WBM2SW4)
rings are added to support alternative IPA TX pipe for 2G
traffic.

Change-Id: I4b648d0bcacbcde0b9b0a824516c1f06e3b0c7ad
CRs-Fixed: 2750079

dp/wifi3.0/dp_ipa.h

@@ -1,10 +1,10 @@
 /*
- * Copyright (c) 2017-2020, The Linux Foundation. All rights reserved.
- * 
+ * Copyright (c) 2017-2021, The Linux Foundation. All rights reserved.
+ *
  * Permission to use, copy, modify, and/or distribute this software for any
  * purpose with or without fee is hereby granted, provided that the above
  * copyright notice and this permission notice appear in all copies.
- * 
+ *
  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
@@ -28,6 +28,16 @@
 #define TX_COMP_DRAIN_WAIT_MS	50
 #define TX_COMP_DRAIN_WAIT_TIMEOUT_MS	100
 
+#ifdef IPA_WDI3_TX_TWO_PIPES
+#define IPA_TX_ALT_RING_IDX 1
+/*
+ * must be same as IPA_TX_ALT_RING_IDX as tcl and wbm ring
+ * are initialized with same index as a pair.
+ */
+#define IPA_TX_ALT_COMP_RING_IDX 1
+#define IPA_SESSION_ID_SHIFT 1
+#endif
+
 /**
  * struct dp_ipa_uc_tx_hdr - full tx header registered to IPA hardware
  * @eth:     ether II header