msm: ipa3: Enable QDSS IPA offload

Add required EP config for QDSS accelerated logging for MHI and
adding a new consumer pipe.

Change-Id: I4f7325f234279cf00760e6be5d174b0810485f9b
Acked-by: Suhas mallesh <smallesh@codeaurora.org>
Signed-off-by: Michael Adisumarta <madisuma@codeaurora.org>

arch/arm64/boot/dts/qcom/sdxprairie.dtsi

@@ -542,7 +542,7 @@
 		qcom,ipa-hw-mode = <0>;
 		qcom,ee = <0>;
 		qcom,use-ipa-tethering-bridge;
-		qcom,mhi-event-ring-id-limits = <9 11>; /* start and end */
+		qcom,mhi-event-ring-id-limits = <9 14>; /* start and end */
 		qcom,modem-cfg-emb-pipe-flt;
 		qcom,use-ipa-pm;
 		qcom,arm-smmu;

drivers/platform/msm/ipa/ipa_api.c

@@ -222,6 +222,8 @@ const char *ipa_clients_strings[IPA_CLIENT_MAX] = {
 	__stringify(IPA_CLIENT_Q6_CV2X_CONS),
 	__stringify(IPA_CLIENT_MHI_QMAP_PROD),
 	__stringify(IPA_CLIENT_MHI_QMAP_CONS),
+	__stringify(RESERVERD_PROD_110),
+	__stringify(IPA_CLIENT_MHI_QDSS_CONS),
 };
 
 /**

drivers/platform/msm/ipa/ipa_clients/ipa_mhi_client.c

@@ -1,4 +1,4 @@
-/* Copyright (c) 2015, 2017-2019 The Linux Foundation. All rights reserved.
+/* Copyright (c) 2015, 2017-2020 The Linux Foundation. All rights reserved.
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License version 2 and
@@ -64,7 +64,7 @@
 #define IPA_MHI_SUSPEND_SLEEP_MAX 1100
 
 #define IPA_MHI_MAX_UL_CHANNELS 3
-#define IPA_MHI_MAX_DL_CHANNELS 4
+#define IPA_MHI_MAX_DL_CHANNELS 5
 
 /* bit #40 in address should be asserted for MHI transfers over pcie */
 #define IPA_MHI_CLIENT_HOST_ADDR_COND(addr) \

drivers/platform/msm/ipa/ipa_v3/ipa_client.c

@@ -69,7 +69,8 @@ int ipa3_enable_data_path(u32 clnt_hdl)
 		 * on other end from IPA hw.
 		 */
 		if ((ep->client == IPA_CLIENT_USB_DPL_CONS) ||
-				(ep->client == IPA_CLIENT_MHI_DPL_CONS))
+				(ep->client == IPA_CLIENT_MHI_DPL_CONS) ||
+				(ep->client == IPA_CLIENT_MHI_QDSS_CONS))
 			holb_cfg.en = IPA_HOLB_TMR_EN;
 		else
 			holb_cfg.en = IPA_HOLB_TMR_DIS;

drivers/platform/msm/ipa/ipa_v3/ipa_utils.c

@@ -2700,6 +2700,12 @@ static const struct ipa_ep_configuration ipa3_ep_mapping
 			IPA_DPS_HPS_SEQ_TYPE_INVALID,
 			QMB_MASTER_SELECT_PCIE,
 			{ 30, 6, 9, 9, IPA_EE_AP, GSI_SMART_PRE_FETCH, 4 } },
+	[IPA_4_5_MHI][IPA_CLIENT_MHI_QDSS_CONS] = {
+			true, IPA_v4_5_MHI_GROUP_PCIE,
+			false,
+			IPA_DPS_HPS_SEQ_TYPE_INVALID,
+			QMB_MASTER_SELECT_PCIE,
+			{ 24, 3, 8, 14, IPA_EE_AP, GSI_SMART_PRE_FETCH, 3 } },
 	/* Dummy consumer (pipe 31) is used in L2TP rt rule */
 	[IPA_4_5_MHI][IPA_CLIENT_DUMMY_CONS]          = {
 			true, QMB_MASTER_SELECT_DDR,
@@ -3538,6 +3544,7 @@ bool ipa3_should_pipe_be_suspended(enum ipa_client_type client)
 	if (client == IPA_CLIENT_USB_CONS     ||
 		client == IPA_CLIENT_USB2_CONS    ||
 	    client == IPA_CLIENT_USB_DPL_CONS ||
+	    client == IPA_CLIENT_MHI_QDSS_CONS ||
 	    client == IPA_CLIENT_MHI_CONS     ||
 	    client == IPA_CLIENT_MHI_DPL_CONS ||
 	    client == IPA_CLIENT_HSIC1_CONS   ||

include/uapi/linux/msm_ipa.h

@@ -405,9 +405,12 @@ enum ipa_client_type {
 
 	IPA_CLIENT_MHI_QMAP_PROD = 108,
 	IPA_CLIENT_MHI_QMAP_CONS = 109,
+
+	/* RESERVERD PROD					= 110, */
+	IPA_CLIENT_MHI_QDSS_CONS = 111,
 };
 
-#define IPA_CLIENT_MAX (IPA_CLIENT_MHI_QMAP_CONS + 1)
+#define IPA_CLIENT_MAX (IPA_CLIENT_MHI_QDSS_CONS + 1)
 
 #define IPA_CLIENT_WLAN2_PROD IPA_CLIENT_A5_WLAN_AMPDU_PROD
 #define IPA_CLIENT_Q6_DL_NLO_DATA_PROD IPA_CLIENT_Q6_DL_NLO_DATA_PROD
@@ -428,6 +431,7 @@ enum ipa_client_type {
 #define IPA_CLIENT_MHI_PRIME_RMNET_PROD IPA_CLIENT_MHI_PRIME_RMNET_PROD
 #define IPA_CLIENT_MHI_PRIME_RMNET_CONS IPA_CLIENT_MHI_PRIME_RMNET_CONS
 #define IPA_CLIENT_MHI_PRIME_DPL_PROD IPA_CLIENT_MHI_PRIME_DPL_PROD
+#define IPA_CLIENT_MHI_QDSS_CONS IPA_CLIENT_MHI_QDSS_CONS
 
 #define IPA_CLIENT_IS_APPS_CONS(client) \
 	((client) == IPA_CLIENT_APPS_LAN_CONS || \
@@ -524,7 +528,8 @@ enum ipa_client_type {
 	(client) == IPA_CLIENT_MHI2_CONS || \
 	(client) == IPA_CLIENT_MHI_QMAP_PROD || \
 	(client) == IPA_CLIENT_MHI_QMAP_CONS || \
-	(client) == IPA_CLIENT_MHI_DPL_CONS)
+	(client) == IPA_CLIENT_MHI_DPL_CONS || \
+	(client) == IPA_CLIENT_MHI_QDSS_CONS)
 
 #define IPA_CLIENT_IS_TEST_PROD(client) \
 	((client) == IPA_CLIENT_TEST_PROD || \